/* roulang page: index */
:root {
            --primary: #131519;
            --primary-light: #1e2228;
            --primary-lighter: #2a2e33;
            --accent: #E63946;
            --accent-hover: #D63429;
            --accent-dark: #B52D24;
            --gold: #D4AF37;
            --gold-light: #e8c84a;
            --bg: #F5F6F8;
            --white: #FFFFFF;
            --text-dark: #16181D;
            --text-body: #33363D;
            --text-muted: #6E727A;
            --text-light: #F5F6F8;
            --border: #E3E5E8;
            --border-dark: #2A2E33;
            --radius-card: 10px;
            --radius-btn: 6px;
            --radius-pill: 999px;
            --radius-tag: 4px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04), 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08), 0 8px 24px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.1), 0 16px 48px rgba(0, 0, 0, 0.08);
            --spacing-section: 80px;
            --spacing-section-mobile: 48px;
            --container-max: 1280px;
            --font-heading: 'HarmonyOS Sans SC', 'Microsoft YaHei', 'PingFang SC', -apple-system, BlinkMacSystemFont, sans-serif;
            --font-body: 'Microsoft YaHei', 'PingFang SC', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', sans-serif;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
            --transition-slow: 0.5s ease;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-body);
            background-color: var(--bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            color: var(--accent);
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--accent-hover);
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        button {
            cursor: pointer;
            font-family: var(--font-body);
            border: none;
            background: none;
            font-size: inherit;
        }

        input {
            font-family: var(--font-body);
            font-size: inherit;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 32px;
        }

        /* ===== Header / Navigation ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--white);
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
        }

        .header-brand-row {
            background: var(--white);
            border-bottom: 1px solid var(--border);
            padding: 14px 0;
        }

        .header-brand-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }

        .logo-area {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .logo-mark {
            width: 42px;
            height: 42px;
            background: var(--accent);
            color: var(--white);
            border-radius: var(--radius-card);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 20px;
            letter-spacing: 1px;
            font-family: var(--font-heading);
            flex-shrink: 0;
        }

        .logo-text {
            font-family: var(--font-heading);
            font-size: 22px;
            font-weight: 700;
            color: var(--text-dark);
            letter-spacing: 1px;
            white-space: nowrap;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .search-box {
            position: relative;
            display: flex;
            align-items: center;
        }

        .search-box input {
            width: 200px;
            padding: 8px 14px 8px 36px;
            border: 1px solid var(--border);
            border-radius: var(--radius-pill);
            font-size: 14px;
            background: var(--bg);
            transition: all var(--transition-fast);
            color: var(--text-body);
        }

        .search-box input:focus {
            outline: none;
            border-color: var(--accent);
            background: var(--white);
            width: 240px;
        }

        .search-box .search-icon {
            position: absolute;
            left: 12px;
            font-size: 14px;
            color: var(--text-muted);
            pointer-events: none;
        }

        .btn-login {
            padding: 8px 18px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-body);
            border: 1px solid var(--border);
            border-radius: var(--radius-btn);
            background: var(--white);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-login:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: #fef2f2;
        }

        .btn-register {
            padding: 8px 20px;
            font-size: 14px;
            font-weight: 600;
            color: var(--white);
            background: var(--accent);
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-register:hover {
            background: var(--accent-hover);
        }

        .header-channel-row {
            background: var(--white);
            border-bottom: 1px solid var(--border);
            padding: 0;
        }

        .channel-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: var(--border) transparent;
        }

        .channel-nav::-webkit-scrollbar {
            height: 4px;
        }

        .channel-nav::-webkit-scrollbar-track {
            background: transparent;
        }

        .channel-nav::-webkit-scrollbar-thumb {
            background: var(--border);
            border-radius: 4px;
        }

        .channel-nav a {
            display: inline-block;
            padding: 12px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-body);
            white-space: nowrap;
            position: relative;
            transition: all var(--transition-fast);
            border-bottom: 2px solid transparent;
        }

        .channel-nav a:hover {
            color: var(--accent);
            background: #f9fafb;
        }

        .channel-nav a.active {
            color: var(--accent);
            font-weight: 600;
            border-bottom-color: var(--accent);
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 4px;
            padding: 8px;
            cursor: pointer;
        }

        .hamburger span {
            width: 22px;
            height: 2px;
            background: var(--text-dark);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }

        /* Mobile menu */
        .mobile-menu {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--white);
            z-index: 1100;
            padding: 80px 32px 40px;
            overflow-y: auto;
            flex-direction: column;
            gap: 8px;
        }

        .mobile-menu.open {
            display: flex;
        }

        .mobile-menu a {
            display: block;
            padding: 14px 0;
            font-size: 18px;
            font-weight: 500;
            color: var(--text-dark);
            border-bottom: 1px solid var(--border);
        }

        .mobile-menu a:hover,
        .mobile-menu a.active {
            color: var(--accent);
        }

        .mobile-menu-close {
            position: absolute;
            top: 20px;
            right: 28px;
            font-size: 28px;
            color: var(--text-dark);
            cursor: pointer;
            line-height: 1;
        }

        /* ===== Hero Section ===== */
        .hero-section {
            background: var(--primary);
            color: var(--text-light);
            position: relative;
            overflow: hidden;
            min-height: 580px;
            display: flex;
            align-items: stretch;
        }

        .hero-section .hero-bg {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.25;
            z-index: 1;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(to bottom, rgba(19, 21, 25, 0.6) 0%, rgba(19, 21, 25, 0.92) 100%);
            z-index: 1;
        }

        .hero-section .container {
            position: relative;
            z-index: 2;
            width: 100%;
            display: flex;
            align-items: center;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr;
            gap: 48px;
            width: 100%;
            padding: 72px 0;
            align-items: center;
        }

        .hero-left {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 500;
            color: var(--gold-light);
            background: rgba(212, 175, 55, 0.12);
            border: 1px solid rgba(212, 175, 55, 0.3);
            border-radius: var(--radius-pill);
            padding: 6px 16px;
            width: fit-content;
            letter-spacing: 0.5px;
        }

        .hero-tag::before {
            content: '';
            width: 6px;
            height: 6px;
            background: var(--gold-light);
            border-radius: 50%;
            flex-shrink: 0;
        }

        .hero-title {
            font-family: var(--font-heading);
            font-size: 48px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--white);
            letter-spacing: 1px;
        }

        .hero-subtitle {
            font-size: 18px;
            line-height: 1.8;
            color: #c8cacd;
            max-width: 640px;
        }

        .hero-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 4px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 500;
            color: #e8e9ea;
            transition: all var(--transition-fast);
        }

        .hero-badge:hover {
            background: rgba(255, 255, 255, 0.14);
            border-color: rgba(255, 255, 255, 0.25);
        }

        .hero-badge .badge-dot {
            width: 8px;
            height: 8px;
            background: var(--accent);
            border-radius: 50%;
            flex-shrink: 0;
        }

        .hero-badge .badge-dot.gold {
            background: var(--gold);
        }

        .hero-cta-row {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-top: 8px;
        }

        .btn-primary-lg {
            padding: 14px 32px;
            font-size: 16px;
            font-weight: 600;
            color: var(--white);
            background: var(--accent);
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            letter-spacing: 0.5px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-primary-lg:hover {
            background: var(--accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(230, 57, 70, 0.3);
        }

        .btn-outline-lg {
            padding: 14px 28px;
            font-size: 16px;
            font-weight: 500;
            color: var(--text-light);
            border: 1px solid rgba(255, 255, 255, 0.3);
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-outline-lg:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(255, 255, 255, 0.5);
        }

        .hero-right {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .apply-card {
            background: rgba(255, 255, 255, 0.06);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            box-shadow: var(--shadow-lg);
        }

        .apply-card h3 {
            font-family: var(--font-heading);
            font-size: 20px;
            font-weight: 600;
            color: var(--white);
            margin-bottom: 8px;
        }

        .apply-card .apply-desc {
            font-size: 14px;
            color: #c8cacd;
            margin-bottom: 16px;
            line-height: 1.7;
        }

        .apply-card .eligibility-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
            margin-bottom: 18px;
        }

        .apply-card .eligibility-list li {
            font-size: 14px;
            color: #e0e1e3;
            display: flex;
            align-items: flex-start;
            gap: 8px;
            line-height: 1.6;
        }

        .apply-card .eligibility-list li::before {
            content: '✓';
            color: var(--gold-light);
            font-weight: 700;
            flex-shrink: 0;
            font-size: 14px;
            margin-top: 2px;
        }

        .apply-card .btn-apply {
            width: 100%;
            padding: 12px 24px;
            font-size: 15px;
            font-weight: 600;
            color: var(--white);
            background: var(--accent);
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            text-align: center;
        }

        .apply-card .btn-apply:hover {
            background: var(--accent-hover);
            transform: translateY(-1px);
        }

        .apply-card .form-note {
            font-size: 12px;
            color: #9a9da3;
            margin-top: 10px;
            text-align: center;
        }

        .hero-stats {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 12px;
        }

        .hero-stat {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-card);
            padding: 14px 16px;
            text-align: center;
        }

        .hero-stat .stat-num {
            font-family: var(--font-heading);
            font-size: 28px;
            font-weight: 700;
            color: var(--gold-light);
            line-height: 1.2;
        }

        .hero-stat .stat-label {
            font-size: 12px;
            color: #b0b3b8;
            margin-top: 4px;
        }

        /* ===== Section Common ===== */
        .section {
            padding: var(--spacing-section) 0;
        }

        .section-dark {
            background: var(--primary);
            color: var(--text-light);
        }

        .section-light {
            background: var(--white);
        }

        .section-gray {
            background: var(--bg);
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            text-transform: uppercase;
            letter-spacing: 1.5px;
            margin-bottom: 12px;
        }

        .section-tag::before {
            content: '';
            width: 16px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }

        .section-title {
            font-family: var(--font-heading);
            font-size: 32px;
            font-weight: 700;
            color: var(--text-dark);
            line-height: 1.35;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }

        .section-desc {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.8;
            max-width: 720px;
            margin-bottom: 32px;
        }

        .section-dark .section-title {
            color: var(--white);
        }

        .section-dark .section-desc {
            color: #b0b3b8;
        }

        /* ===== Pain Points Section ===== */
        .pain-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .pain-card {
            background: var(--white);
            border-radius: var(--radius-card);
            padding: 28px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .pain-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: #d0d3d8;
        }

        .pain-card .pain-icon {
            font-size: 28px;
            color: var(--accent);
            font-weight: 700;
            line-height: 1;
            margin-bottom: 4px;
        }

        .pain-card h3 {
            font-family: var(--font-heading);
            font-size: 19px;
            font-weight: 600;
            color: var(--text-dark);
            line-height: 1.4;
        }

        .pain-card p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .pain-card .pain-solution {
            font-size: 14px;
            color: var(--accent);
            font-weight: 500;
            border-top: 1px solid var(--border);
            padding-top: 12px;
            margin-top: auto;
        }

        /* ===== Solution Section ===== */
        .solution-grid {
            display: grid;
            grid-template-columns: 1.3fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .solution-images {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        .solution-images img {
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            width: 100%;
            height: 240px;
            object-fit: cover;
        }

        .solution-images img:hover {
            box-shadow: var(--shadow-md);
            transform: scale(1.02);
        }

        .solution-images img:first-child {
            grid-column: 1 / -1;
            height: 280px;
        }

        .solution-content {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .solution-point {
            display: flex;
            gap: 16px;
            align-items: flex-start;
            padding: 16px 0;
            border-bottom: 1px solid var(--border);
        }

        .solution-point:last-child {
            border-bottom: none;
        }

        .solution-point .point-num {
            font-family: var(--font-heading);
            font-size: 28px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1;
            flex-shrink: 0;
            min-width: 40px;
        }

        .solution-point h4 {
            font-family: var(--font-heading);
            font-size: 17px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 4px;
        }

        .solution-point p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* ===== Stats Section ===== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .stat-block {
            text-align: center;
            padding: 28px 20px;
            background: var(--white);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            transition: all var(--transition-base);
        }

        .stat-block:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }

        .stat-block .stat-value {
            font-family: var(--font-heading);
            font-size: 42px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.1;
        }

        .stat-block .stat-label {
            font-size: 15px;
            color: var(--text-muted);
            margin-top: 8px;
            font-weight: 500;
        }

        .stat-block .stat-sub {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 6px;
        }

        /* ===== Brand Intro Section ===== */
        .brand-intro-grid {
            display: grid;
            grid-template-columns: 1fr 1.5fr;
            gap: 40px;
            align-items: start;
        }

        .brand-intro-text {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .brand-intro-text p {
            font-size: 16px;
            line-height: 1.9;
            color: var(--text-body);
        }

        .brand-highlight {
            background: var(--white);
            border-left: 3px solid var(--accent);
            padding: 20px 24px;
            border-radius: 0 var(--radius-card) var(--radius-card) 0;
            box-shadow: var(--shadow-sm);
            font-size: 15px;
            line-height: 1.8;
            color: var(--text-body);
            margin-top: 8px;
        }

        .brand-intro-image {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }

        .brand-intro-image img {
            width: 100%;
            height: 380px;
            object-fit: cover;
            border-radius: var(--radius-card);
            transition: transform var(--transition-slow);
        }

        .brand-intro-image img:hover {
            transform: scale(1.03);
        }

        /* ===== Deep Content Section ===== */
        .deep-content {
            max-width: 880px;
            margin: 0 auto;
        }

        .deep-content h3 {
            font-family: var(--font-heading);
            font-size: 22px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 12px;
            line-height: 1.4;
        }

        .deep-content p {
            font-size: 16px;
            line-height: 1.9;
            color: var(--text-body);
            margin-bottom: 16px;
        }

        .deep-content blockquote {
            background: var(--white);
            border-left: 3px solid var(--accent);
            padding: 16px 24px;
            margin: 20px 0;
            border-radius: 0 var(--radius-card) var(--radius-card) 0;
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.8;
            box-shadow: var(--shadow-sm);
        }

        /* ===== News Section ===== */
        .news-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 32px;
        }

        .news-main-list {
            display: flex;
            flex-direction: column;
        }

        .news-item {
            display: flex;
            gap: 20px;
            padding: 20px 0;
            border-bottom: 1px solid var(--border);
            transition: all var(--transition-fast);
        }

        .news-item:hover {
            padding-left: 8px;
        }

        .news-item:last-child {
            border-bottom: none;
        }

        .news-date {
            flex-shrink: 0;
            width: 72px;
            text-align: center;
            background: var(--bg);
            border-radius: var(--radius-tag);
            padding: 10px 8px;
            height: fit-content;
        }

        .news-date .day {
            font-family: var(--font-heading);
            font-size: 24px;
            font-weight: 700;
            color: var(--text-dark);
            line-height: 1.2;
        }

        .news-date .month-year {
            font-size: 12px;
            color: var(--text-muted);
        }

        .news-body {
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .news-title {
            font-family: var(--font-heading);
            font-size: 17px;
            font-weight: 600;
            color: var(--text-dark);
            line-height: 1.5;
            transition: color var(--transition-fast);
        }

        .news-title:hover {
            color: var(--accent);
        }

        .news-summary {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .news-read-more {
            font-size: 14px;
            font-weight: 500;
            color: var(--accent);
            text-decoration: underline;
            text-underline-offset: 3px;
            transition: all var(--transition-fast);
            align-self: flex-start;
        }

        .news-read-more:hover {
            color: var(--accent-hover);
            text-decoration-thickness: 2px;
        }

        .news-sidebar {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .sidebar-card {
            background: var(--white);
            border-radius: var(--radius-card);
            padding: 20px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
        }

        .sidebar-card h4 {
            font-family: var(--font-heading);
            font-size: 16px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 12px;
            padding-bottom: 8px;
            border-bottom: 2px solid var(--accent);
            display: inline-block;
        }

        .sidebar-card .hot-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .sidebar-card .hot-list li {
            font-size: 14px;
            color: var(--text-body);
            padding-bottom: 10px;
            border-bottom: 1px solid var(--border);
            line-height: 1.6;
            transition: color var(--transition-fast);
            cursor: pointer;
        }

        .sidebar-card .hot-list li:hover {
            color: var(--accent);
        }

        .sidebar-card .hot-list li:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }

        /* ===== Product Showcase Section ===== */
        .showcase-grid {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 20px;
            align-items: stretch;
        }

        .showcase-card {
            position: relative;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            cursor: pointer;
        }

        .showcase-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }

        .showcase-card img {
            width: 100%;
            height: 240px;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .showcase-card:hover img {
            transform: scale(1.06);
        }

        .showcase-overlay {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(to top, rgba(19, 21, 25, 0.85) 0%, rgba(19, 21, 25, 0.2) 50%, transparent 100%);
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 20px;
            border-radius: var(--radius-card);
        }

        .showcase-overlay h4 {
            font-family: var(--font-heading);
            font-size: 18px;
            font-weight: 600;
            color: var(--white);
            margin-bottom: 4px;
        }

        .showcase-overlay p {
            font-size: 13px;
            color: #c0c3c7;
            line-height: 1.6;
        }

        /* ===== Task Progress Section ===== */
        .progress-section-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .progress-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .progress-item {
            display: flex;
            gap: 16px;
            align-items: flex-start;
            padding: 18px 20px;
            background: var(--white);
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            border-left: 3px solid var(--accent);
            transition: all var(--transition-fast);
        }

        .progress-item.completed {
            border-left-color: var(--gold);
            background: #fdfaf0;
        }

        .progress-item .progress-check {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--accent);
            color: var(--white);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 700;
            margin-top: 2px;
        }

        .progress-item.completed .progress-check {
            background: var(--gold);
        }

        .progress-item h4 {
            font-family: var(--font-heading);
            font-size: 16px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 4px;
        }

        .progress-item p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .progress-rewards {
            background: var(--primary);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            color: var(--text-light);
            box-shadow: var(--shadow-lg);
        }

        .progress-rewards h3 {
            font-family: var(--font-heading);
            font-size: 22px;
            font-weight: 600;
            color: var(--gold-light);
            margin-bottom: 12px;
        }

        .progress-rewards p {
            font-size: 15px;
            line-height: 1.8;
            color: #c8cacd;
            margin-bottom: 16px;
        }

        .progress-rewards .reward-tag {
            display: inline-block;
            padding: 6px 14px;
            background: rgba(212, 175, 55, 0.15);
            color: var(--gold-light);
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 500;
            margin: 4px 6px 4px 0;
            border: 1px solid rgba(212, 175, 55, 0.3);
        }

        /* ===== Tier / Pricing Section ===== */
        .tier-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            align-items: stretch;
        }

        .tier-card {
            background: var(--white);
            border-radius: var(--radius-card);
            padding: 32px 24px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
            position: relative;
        }

        .tier-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }

        .tier-card.featured {
            border: 2px solid var(--accent);
            box-shadow: var(--shadow-md);
        }

        .tier-card .tier-badge {
            position: absolute;
            top: -10px;
            right: 20px;
            background: var(--accent);
            color: var(--white);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
        }

        .tier-card h3 {
            font-family: var(--font-heading);
            font-size: 20px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 6px;
        }

        .tier-card .tier-price {
            font-family: var(--font-heading);
            font-size: 32px;
            font-weight: 700;
            color: var(--accent);
            margin-bottom: 4px;
        }

        .tier-card .tier-price span {
            font-size: 14px;
            font-weight: 400;
            color: var(--text-muted);
        }

        .tier-card .tier-desc {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .tier-card ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
            margin-bottom: 20px;
            flex: 1;
        }

        .tier-card ul li {
            font-size: 14px;
            color: var(--text-body);
            padding-left: 20px;
            position: relative;
            line-height: 1.6;
        }

        .tier-card ul li::before {
            content: '→';
            position: absolute;
            left: 0;
            color: var(--accent);
            font-weight: 600;
        }

        .btn-tier {
            padding: 12px 24px;
            font-size: 15px;
            font-weight: 600;
            color: var(--accent);
            background: transparent;
            border: 1.5px solid var(--accent);
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            text-align: center;
        }

        .btn-tier:hover {
            background: var(--accent);
            color: var(--white);
        }

        .tier-card.featured .btn-tier {
            background: var(--accent);
            color: var(--white);
        }

        .tier-card.featured .btn-tier:hover {
            background: var(--accent-hover);
        }

        /* ===== Testimonials Section ===== */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .testimonial-card {
            background: var(--white);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            border: 1px solid var(--border);
            border-left: 3px solid var(--accent);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
        }

        .testimonial-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }

        .testimonial-card .quote-mark {
            font-size: 36px;
            color: var(--accent);
            line-height: 1;
            margin-bottom: 12px;
            font-family: Georgia, serif;
        }

        .testimonial-card p {
            font-size: 15px;
            line-height: 1.8;
            color: var(--text-body);
            margin-bottom: 16px;
        }

        .testimonial-card .testimonial-author {
            display: flex;
            align-items: center;
            gap: 10px;
            border-top: 1px solid var(--border);
            padding-top: 14px;
        }

        .testimonial-card .author-avatar {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--accent);
            color: var(--white);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 600;
            font-size: 14px;
            flex-shrink: 0;
        }

        .testimonial-card .author-name {
            font-weight: 600;
            font-size: 14px;
            color: var(--text-dark);
        }

        .testimonial-card .author-role {
            font-size: 13px;
            color: var(--text-muted);
        }

        /* ===== FAQ Section ===== */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: all var(--transition-fast);
        }

        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            cursor: pointer;
            font-family: var(--font-heading);
            font-size: 16px;
            font-weight: 600;
            color: var(--text-dark);
            transition: color var(--transition-fast);
            user-select: none;
            -webkit-user-select: none;
        }

        .faq-question:hover {
            color: var(--accent);
        }

        .faq-question .faq-icon {
            font-size: 20px;
            color: var(--accent);
            transition: transform var(--transition-base);
            flex-shrink: 0;
            font-weight: 700;
            line-height: 1;
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-base);
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
        }

        .faq-answer-inner {
            padding: 0 22px 18px;
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.8;
        }

        /* ===== Categories Section ===== */
        .categories-grid {
            display: grid;
            grid-template-columns: repeat(7, 1fr);
            gap: 10px;
        }

        .category-chip {
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            padding: 16px 12px;
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            font-size: 14px;
            font-weight: 500;
            color: var(--text-body);
            transition: all var(--transition-fast);
            cursor: pointer;
            line-height: 1.4;
            min-height: 56px;
            text-decoration: none;
        }

        .category-chip:hover {
            border-color: var(--accent);
            color: var(--accent);
            box-shadow: var(--shadow-sm);
            transform: translateY(-2px);
        }

        /* ===== Insights Section ===== */
        .insights-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .insight-card {
            background: var(--white);
            border-radius: var(--radius-card);
            padding: 24px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
        }

        .insight-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: #d0d3d8;
        }

        .insight-card .insight-label {
            font-size: 12px;
            font-weight: 600;
            color: var(--accent);
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 8px;
        }

        .insight-card p {
            font-size: 15px;
            line-height: 1.8;
            color: var(--text-body);
        }

        /* ===== CTA Section ===== */
        .cta-section {
            background: var(--primary);
            color: var(--text-light);
            padding: 72px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.15;
            z-index: 1;
        }

        .cta-section .container {
            position: relative;
            z-index: 2;
        }

        .cta-section h2 {
            font-family: var(--font-heading);
            font-size: 36px;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }

        .cta-section p {
            font-size: 17px;
            color: #c8cacd;
            margin-bottom: 28px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.8;
        }

        .cta-btn-row {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .cta-form-row {
            display: flex;
            gap: 12px;
            justify-content: center;
            flex-wrap: wrap;
            margin-top: 20px;
        }

        .cta-form-row input {
            padding: 12px 18px;
            border-radius: var(--radius-btn);
            border: 1px solid rgba(255, 255, 255, 0.3);
            background: rgba(255, 255, 255, 0.08);
            color: var(--white);
            font-size: 15px;
            min-width: 240px;
            transition: all var(--transition-fast);
        }

        .cta-form-row input::placeholder {
            color: #9a9da3;
        }

        .cta-form-row input:focus {
            outline: none;
            border-color: var(--accent);
            background: rgba(255, 255, 255, 0.12);
        }

        .cta-form-row button {
            padding: 12px 28px;
            font-size: 16px;
            font-weight: 600;
            color: var(--white);
            background: var(--accent);
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
        }

        .cta-form-row button:hover {
            background: var(--accent-hover);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #0D0F12;
            color: #b0b3b8;
            padding: 56px 0 28px;
            margin-top: auto;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 36px;
        }

        .footer-brand .logo-text {
            color: var(--white);
            font-size: 20px;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: #8a8d93;
            margin-top: 12px;
            max-width: 320px;
        }

        .footer-col h4 {
            font-family: var(--font-heading);
            font-size: 15px;
            font-weight: 600;
            color: var(--white);
            margin-bottom: 14px;
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul li a {
            font-size: 14px;
            color: #8a8d93;
            transition: color var(--transition-fast);
        }

        .footer-col ul li a:hover {
            color: var(--accent);
        }

        .footer-bottom {
            border-top: 1px solid #2a2e33;
            padding-top: 20px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            align-items: center;
            text-align: center;
        }

        .footer-bottom p {
            font-size: 13px;
            color: #6e727a;
        }

        .footer-bottom .footer-links {
            display: flex;
            gap: 16px;
            align-items: center;
            flex-wrap: wrap;
            justify-content: center;
        }

        .footer-bottom .footer-links a {
            font-size: 13px;
            color: #8a8d93;
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        .footer-bottom .footer-links a:hover {
            color: var(--accent);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1200px) {
            .hero-title {
                font-size: 40px;
            }

            .categories-grid {
                grid-template-columns: repeat(4, 1fr);
            }
        }

        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 32px;
                padding: 48px 0;
            }

            .hero-right {
                max-width: 480px;
            }

            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }

            .solution-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .news-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .showcase-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .progress-section-inner {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .tier-grid {
                grid-template-columns: 1fr;
                max-width: 480px;
                margin: 0 auto;
            }

            .testimonial-grid {
                grid-template-columns: 1fr;
                max-width: 600px;
                margin: 0 auto;
            }

            .insights-grid {
                grid-template-columns: 1fr;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }

            .section {
                padding: 56px 0;
            }

            .container {
                padding: 0 24px;
            }
        }

        @media (max-width: 768px) {
            .header-brand-inner {
                flex-wrap: wrap;
                gap: 10px;
            }

            .search-box input {
                width: 140px;
            }

            .search-box input:focus {
                width: 180px;
            }

            .channel-nav {
                gap: 0;
            }

            .channel-nav a {
                padding: 10px 12px;
                font-size: 14px;
            }

            .hamburger {
                display: flex;
            }

            .header-actions .btn-login,
            .header-actions .btn-register {
                display: none;
            }

            .hero-title {
                font-size: 32px;
            }

            .pain-grid {
                grid-template-columns: 1fr;
            }

            .section-title {
                font-size: 26px;
            }

            .hero-stats {
                grid-template-columns: 1fr 1fr;
            }

            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }

            .stat-block .stat-value {
                font-size: 32px;
            }

            .brand-intro-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .showcase-grid {
                grid-template-columns: 1fr;
            }

            .categories-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .footer-grid {
                grid-template-columns: 1fr;
                text-align: center;
            }

            .footer-brand p {
                margin-left: auto;
                margin-right: auto;
            }

            .cta-section h2 {
                font-size: 28px;
            }

            .section {
                padding: 44px 0;
            }

            .container {
                padding: 0 16px;
            }

            .news-item {
                flex-direction: column;
                gap: 8px;
            }

            .news-date {
                width: auto;
                display: flex;
                align-items: center;
                gap: 8px;
                padding: 6px 12px;
            }

            .news-date .day {
                font-size: 18px;
            }

            .hero-grid {
                padding: 36px 0;
            }

            .hero-right {
                max-width: 100%;
            }
        }

        @media (max-width: 640px) {
            .hero-title {
                font-size: 28px;
            }

            .hero-subtitle {
                font-size: 15px;
            }

            .hero-badges {
                flex-direction: column;
                align-items: flex-start;
            }

            .btn-primary-lg,
            .btn-outline-lg {
                padding: 12px 22px;
                font-size: 15px;
            }

            .cta-form-row {
                flex-direction: column;
                gap: 10px;
            }

            .cta-form-row input {
                min-width: auto;
                width: 100%;
            }

            .cta-btn-row {
                flex-direction: column;
                align-items: center;
            }

            .section-title {
                font-size: 24px;
            }

            .stats-row {
                grid-template-columns: 1fr;
                gap: 12px;
            }

            .stat-block {
                padding: 20px 16px;
            }

            .logo-text {
                font-size: 18px;
            }

            .hero-title {
                font-size: 26px;
                line-height: 1.4;
            }

            .apply-card {
                padding: 20px 16px;
            }
        }

/* roulang page: category1 */
:root {
 --primary: #131519;
 --primary-light: #1e2228;
 --primary-lighter: #2a2e33;
 --accent: #E63946;
 --accent-hover: #D63429;
 --accent-dark: #B52D24;
 --gold: #D4AF37;
 --gold-light: #e8c84a;
 --bg: #F5F6F8;
 --white: #FFFFFF;
 --text-dark: #16181D;
 --text-body: #33363D;
 --text-muted: #6E727A;
 --text-light: #F5F6F8;
 --border: #E3E5E8;
 --border-dark: #2A2E33;
 --radius-card: 10px;
 --radius-btn: 6px;
 --radius-pill: 999px;
 --radius-tag: 4px;
 --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04), 0 4px 12px rgba(0, 0, 0, 0.06);
 --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08), 0 8px 24px rgba(0, 0, 0, 0.06);
 --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.1), 0 16px 48px rgba(0, 0, 0, 0.08);
 --spacing-section: 80px;
 --spacing-section-mobile: 48px;
 --container-max: 1280px;
 --font-heading: 'HarmonyOS Sans SC', 'Microsoft YaHei', 'PingFang SC', -apple-system, BlinkMacSystemFont, sans-serif;
 --font-body: 'Microsoft YaHei', 'PingFang SC', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', sans-serif;
 --transition-fast: 0.2s ease;
 --transition-base: 0.3s ease;
 --transition-slow: 0.5s ease;
}

* {
 margin: 0;
 padding: 0;
 box-sizing: border-box;
}

html {
 font-size: 16px;
 -webkit-font-smoothing: antialiased;
 -moz-osx-font-smoothing: grayscale;
 scroll-behavior: smooth;
}

body {
 font-family: var(--font-body);
 font-size: 16px;
 line-height: 1.8;
 color: var(--text-body);
 background-color: var(--bg);
 min-height: 100vh;
 display: flex;
 flex-direction: column;
}

img {
 max-width: 100%;
 height: auto;
 display: block;
}

a {
 color: var(--accent);
 text-decoration: none;
 transition: color var(--transition-fast);
}

a:hover {
 color: var(--accent-hover);
}

a:focus-visible,
button:focus-visible,
input:focus-visible {
 outline: 2px solid var(--accent);
 outline-offset: 2px;
}

button {
 cursor: pointer;
 font-family: var(--font-body);
 border: none;
 background: none;
 font-size: inherit;
}

input {
 font-family: var(--font-body);
 font-size: inherit;
}

.container {
 max-width: var(--container-max);
 margin: 0 auto;
 padding: 0 32px;
}

/* ===== Header / Navigation ===== */
.site-header {
 position: sticky;
 top: 0;
 z-index: 1000;
 background: var(--white);
 box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}

.header-brand-row {
 background: var(--white);
 border-bottom: 1px solid var(--border);
 padding: 14px 0;
}

.header-brand-inner {
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 16px;
}

.logo-area {
 display: flex;
 align-items: center;
 gap: 12px;
 flex-shrink: 0;
}

.logo-mark {
 width: 42px;
 height: 42px;
 background: var(--accent);
 color: var(--white);
 border-radius: var(--radius-card);
 display: flex;
 align-items: center;
 justify-content: center;
 font-weight: 700;
 font-size: 20px;
 letter-spacing: 1px;
 font-family: var(--font-heading);
 flex-shrink: 0;
}

.logo-text {
 font-family: var(--font-heading);
 font-size: 22px;
 font-weight: 700;
 color: var(--text-dark);
 letter-spacing: 1px;
 white-space: nowrap;
}

.header-actions {
 display: flex;
 align-items: center;
 gap: 12px;
}

.search-box {
 position: relative;
 display: flex;
 align-items: center;
}

.search-box input {
 width: 200px;
 padding: 8px 14px 8px 36px;
 border: 1px solid var(--border);
 border-radius: var(--radius-pill);
 font-size: 14px;
 background: var(--bg);
 transition: all var(--transition-fast);
 color: var(--text-body);
}

.search-box input:focus {
 outline: none;
 border-color: var(--accent);
 background: var(--white);
 width: 240px;
}

.search-box .search-icon {
 position: absolute;
 left: 12px;
 font-size: 14px;
 color: var(--text-muted);
 pointer-events: none;
}

.btn-login {
 padding: 8px 18px;
 font-size: 14px;
 font-weight: 500;
 color: var(--text-body);
 border: 1px solid var(--border);
 border-radius: var(--radius-btn);
 background: var(--white);
 transition: all var(--transition-fast);
 white-space: nowrap;
}

.btn-login:hover {
 border-color: var(--accent);
 color: var(--accent);
}

.btn-register {
 padding: 8px 18px;
 font-size: 14px;
 font-weight: 500;
 color: var(--white);
 background: var(--accent);
 border-radius: var(--radius-btn);
 transition: all var(--transition-fast);
 white-space: nowrap;
}

.btn-register:hover {
 background: var(--accent-hover);
}

.channel-nav-row {
 background: var(--white);
 border-bottom: 1px solid var(--border);
 padding: 0;
 overflow-x: auto;
 -webkit-overflow-scrolling: touch;
}

.channel-nav {
 display: flex;
 align-items: center;
 gap: 4px;
 flex-wrap: nowrap;
 min-width: max-content;
}

.channel-nav a {
 display: inline-block;
 padding: 12px 16px;
 font-size: 15px;
 font-weight: 500;
 color: var(--text-muted);
 white-space: nowrap;
 border-bottom: 2px solid transparent;
 transition: all var(--transition-fast);
 position: relative;
}

.channel-nav a:hover {
 color: var(--accent);
}

.channel-nav a.active {
 color: var(--accent);
 border-bottom-color: var(--accent);
 font-weight: 600;
}

.mobile-menu-toggle {
 display: none;
 background: none;
 border: none;
 font-size: 28px;
 color: var(--text-dark);
 padding: 4px;
 line-height: 1;
}

/* ===== Hero (Category Banner) ===== */
.category-hero {
 position: relative;
 background: var(--primary);
 color: var(--text-light);
 padding: 0;
 overflow: hidden;
}

.category-hero-bg {
 position: absolute;
 inset: 0;
 background-image: url('/assets/images/backpic/back-1.webp');
 background-size: cover;
 background-position: center;
 opacity: 0.35;
}

.category-hero-overlay {
 position: absolute;
 inset: 0;
 background: linear-gradient(135deg, rgba(19, 21, 25, 0.88) 0%, rgba(19, 21, 25, 0.55) 60%, rgba(230, 57, 70, 0.35) 100%);
}

.category-hero-content {
 position: relative;
 z-index: 2;
 padding: 72px 0 64px;
 max-width: 850px;
}

.category-badge {
 display: inline-flex;
 align-items: center;
 gap: 8px;
 background: rgba(230, 57, 70, 0.18);
 border: 1px solid rgba(230, 57, 70, 0.45);
 color: var(--gold-light);
 padding: 6px 14px;
 border-radius: var(--radius-pill);
 font-size: 13px;
 font-weight: 500;
 margin-bottom: 20px;
 letter-spacing: 0.5px;
}

.category-hero h1 {
 font-family: var(--font-heading);
 font-size: 48px;
 font-weight: 700;
 line-height: 1.3;
 color: var(--white);
 margin-bottom: 20px;
 letter-spacing: 1px;
}

.category-hero p {
 font-size: 18px;
 line-height: 1.9;
 color: rgba(245, 246, 248, 0.85);
 max-width: 700px;
 margin-bottom: 28px;
}

.hero-stats-row {
 display: flex;
 flex-wrap: wrap;
 gap: 24px;
 margin-bottom: 32px;
}

.hero-stat-item {
 display: flex;
 flex-direction: column;
 gap: 2px;
}

.hero-stat-number {
 font-family: var(--font-heading);
 font-size: 32px;
 font-weight: 700;
 color: var(--gold-light);
 line-height: 1.2;
}

.hero-stat-label {
 font-size: 13px;
 color: rgba(245, 246, 248, 0.7);
}

.hero-buttons {
 display: flex;
 flex-wrap: wrap;
 gap: 12px;
}

.btn-primary {
 display: inline-flex;
 align-items: center;
 justify-content: center;
 gap: 8px;
 padding: 14px 28px;
 font-size: 15px;
 font-weight: 600;
 color: var(--white);
 background: var(--accent);
 border-radius: var(--radius-btn);
 transition: all var(--transition-fast);
 white-space: nowrap;
}

.btn-primary:hover {
 background: var(--accent-hover);
 color: var(--white);
 transform: translateY(-1px);
 box-shadow: var(--shadow-md);
}

.btn-secondary {
 display: inline-flex;
 align-items: center;
 justify-content: center;
 gap: 8px;
 padding: 14px 28px;
 font-size: 15px;
 font-weight: 600;
 color: var(--text-light);
 background: transparent;
 border: 1px solid rgba(245, 246, 248, 0.4);
 border-radius: var(--radius-btn);
 transition: all var(--transition-fast);
 white-space: nowrap;
}

.btn-secondary:hover {
 border-color: var(--gold-light);
 color: var(--gold-light);
 background: rgba(212, 175, 55, 0.1);
}

/* ===== Section Common ===== */
.section {
 padding: var(--spacing-section) 0;
}

.section-alt {
 background: var(--white);
}

.section-dark {
 background: var(--primary);
 color: var(--text-light);
}

.section-header {
 margin-bottom: 40px;
}

.section-header h2 {
 font-family: var(--font-heading);
 font-size: 32px;
 font-weight: 700;
 color: var(--text-dark);
 line-height: 1.35;
 margin-bottom: 12px;
}

.section-header p {
 font-size: 16px;
 color: var(--text-muted);
 max-width: 700px;
 line-height: 1.8;
}

.section-dark .section-header h2,
.section-dark .section-header p {
 color: var(--text-light);
}

/* ===== Coverage Grid ===== */
.coverage-grid {
 display: grid;
 grid-template-columns: repeat(3, 1fr);
 gap: 24px;
}

.coverage-card {
 background: var(--white);
 border: 1px solid var(--border);
 border-radius: var(--radius-card);
 padding: 28px;
 box-shadow: var(--shadow-sm);
 transition: all var(--transition-base);
 display: flex;
 flex-direction: column;
}

.coverage-card:hover {
 box-shadow: var(--shadow-md);
 transform: translateY(-3px);
 border-color: rgba(230, 57, 70, 0.25);
}

.coverage-card-icon {
 width: 44px;
 height: 44px;
 background: rgba(230, 57, 70, 0.08);
 border-radius: var(--radius-card);
 display: flex;
 align-items: center;
 justify-content: center;
 font-size: 22px;
 margin-bottom: 16px;
}

.coverage-card h3 {
 font-family: var(--font-heading);
 font-size: 20px;
 font-weight: 700;
 color: var(--text-dark);
 margin-bottom: 10px;
 line-height: 1.4;
}

.coverage-card p {
 font-size: 14px;
 color: var(--text-muted);
 line-height: 1.8;
 margin-bottom: 14px;
 flex-grow: 1;
}

.coverage-card .card-tag {
 display: inline-flex;
 align-items: center;
 gap: 6px;
 font-size: 12px;
 font-weight: 500;
 color: var(--accent);
 background: rgba(230, 57, 70, 0.07);
 padding: 4px 10px;
 border-radius: var(--radius-tag);
 width: fit-content;
}

/* ===== Asymmetric Feature ===== */
.feature-split {
 display: grid;
 grid-template-columns: 1fr 1fr;
 gap: 48px;
 align-items: center;
}

.feature-split-image {
 position: relative;
 border-radius: var(--radius-card);
 overflow: hidden;
 box-shadow: var(--shadow-md);
 aspect-ratio: 4 / 3;
}

.feature-split-image img {
 width: 100%;
 height: 100%;
 object-fit: cover;
 transition: transform var(--transition-slow);
}

.feature-split-image:hover img {
 transform: scale(1.03);
}

.feature-split-image::after {
 content: '';
 position: absolute;
 inset: 0;
 background: linear-gradient(135deg, rgba(230, 57, 70, 0.15) 0%, transparent 50%);
 pointer-events: none;
}

.feature-split-content h2 {
 font-family: var(--font-heading);
 font-size: 28px;
 font-weight: 700;
 color: var(--text-dark);
 line-height: 1.4;
 margin-bottom: 16px;
}

.feature-split-content p {
 font-size: 16px;
 color: var(--text-body);
 line-height: 1.9;
 margin-bottom: 16px;
}

.feature-list {
 list-style: none;
 padding: 0;
 margin: 0 0 20px;
}

.feature-list li {
 display: flex;
 align-items: flex-start;
 gap: 10px;
 font-size: 15px;
 color: var(--text-body);
 padding: 8px 0;
}

.feature-list li::before {
 content: '';
 width: 6px;
 height: 6px;
 background: var(--accent);
 border-radius: 50%;
 flex-shrink: 0;
 margin-top: 10px;
}

/* ===== Data Strip ===== */
.data-strip {
 display: grid;
 grid-template-columns: repeat(4, 1fr);
 gap: 20px;
}

.data-strip-item {
 background: var(--white);
 border: 1px solid var(--border);
 border-radius: var(--radius-card);
 padding: 24px;
 text-align: center;
 box-shadow: var(--shadow-sm);
 transition: all var(--transition-base);
}

.data-strip-item:hover {
 box-shadow: var(--shadow-md);
 transform: translateY(-2px);
}

.data-strip-number {
 font-family: var(--font-heading);
 font-size: 36px;
 font-weight: 700;
 color: var(--accent);
 line-height: 1.2;
 margin-bottom: 6px;
}

.data-strip-label {
 font-size: 14px;
 color: var(--text-muted);
}

/* ===== Event List ===== */
.event-list {
 display: flex;
 flex-direction: column;
 gap: 0;
}

.event-item {
 display: grid;
 grid-template-columns: 90px 1fr auto;
 gap: 20px;
 padding: 20px 0;
 border-bottom: 1px solid var(--border);
 align-items: center;
 transition: all var(--transition-fast);
}

.event-item:hover {
 background: rgba(245, 246, 248, 0.6);
 padding-left: 8px;
}

.event-date {
 display: flex;
 flex-direction: column;
 align-items: center;
 justify-content: center;
 background: var(--bg);
 border-radius: var(--radius-card);
 padding: 10px 8px;
 border: 1px solid var(--border);
}

.event-date-day {
 font-family: var(--font-heading);
 font-size: 22px;
 font-weight: 700;
 color: var(--text-dark);
 line-height: 1.2;
}

.event-date-month {
 font-size: 12px;
 color: var(--text-muted);
}

.event-info h3 {
 font-family: var(--font-heading);
 font-size: 17px;
 font-weight: 600;
 color: var(--text-dark);
 margin-bottom: 6px;
 line-height: 1.4;
}

.event-info p {
 font-size: 14px;
 color: var(--text-muted);
 line-height: 1.7;
}

.event-link {
 font-size: 14px;
 color: var(--accent);
 font-weight: 500;
 white-space: nowrap;
 border-bottom: 1px solid transparent;
 transition: all var(--transition-fast);
 align-self: center;
}

.event-link:hover {
 color: var(--accent-hover);
 border-bottom-color: var(--accent-hover);
}

/* ===== Recommend Cards ===== */
.recommend-grid {
 display: grid;
 grid-template-columns: repeat(3, 1fr);
 gap: 20px;
}

.recommend-card {
 background: var(--white);
 border: 1px solid var(--border);
 border-radius: var(--radius-card);
 overflow: hidden;
 box-shadow: var(--shadow-sm);
 transition: all var(--transition-base);
}

.recommend-card:hover {
 box-shadow: var(--shadow-md);
 transform: translateY(-3px);
}

.recommend-card-image {
 aspect-ratio: 16 / 9;
 overflow: hidden;
}

.recommend-card-image img {
 width: 100%;
 height: 100%;
 object-fit: cover;
 transition: transform var(--transition-slow);
}

.recommend-card:hover .recommend-card-image img {
 transform: scale(1.05);
}

.recommend-card-body {
 padding: 18px 20px 20px;
}

.recommend-card-body h3 {
 font-family: var(--font-heading);
 font-size: 16px;
 font-weight: 600;
 color: var(--text-dark);
 margin-bottom: 8px;
 line-height: 1.4;
}

.recommend-card-body p {
 font-size: 13px;
 color: var(--text-muted);
 line-height: 1.7;
 margin-bottom: 12px;
}

.recommend-card-body .card-meta {
 display: flex;
 align-items: center;
 gap: 10px;
 font-size: 12px;
 color: var(--text-muted);
}

.recommend-card-body a {
 font-size: 13px;
 color: var(--accent);
 font-weight: 500;
}

/* ===== Deep Content Section ===== */
.deep-content {
 background: var(--white);
 border: 1px solid var(--border);
 border-radius: var(--radius-card);
 padding: 36px;
 box-shadow: var(--shadow-sm);
}

.deep-content h2 {
 font-family: var(--font-heading);
 font-size: 26px;
 font-weight: 700;
 color: var(--text-dark);
 margin-bottom: 16px;
 line-height: 1.4;
}

.deep-content h3 {
 font-family: var(--font-heading);
 font-size: 19px;
 font-weight: 600;
 color: var(--text-dark);
 margin: 24px 0 10px;
 line-height: 1.4;
}

.deep-content p {
 font-size: 16px;
 color: var(--text-body);
 line-height: 2;
 margin-bottom: 14px;
}

/* ===== FAQ ===== */
.faq-list {
 display: flex;
 flex-direction: column;
 gap: 12px;
 max-width: 800px;
}

.faq-item {
 background: var(--white);
 border: 1px solid var(--border);
 border-radius: var(--radius-card);
 overflow: hidden;
 transition: all var(--transition-fast);
}

.faq-item:hover {
 border-color: rgba(230, 57, 70, 0.3);
}

.faq-question {
 display: flex;
 align-items: center;
 justify-content: space-between;
 padding: 18px 20px;
 cursor: pointer;
 font-size: 16px;
 font-weight: 600;
 color: var(--text-dark);
 gap: 12px;
 transition: all var(--transition-fast);
 user-select: none;
}

.faq-question:hover {
 color: var(--accent);
}

.faq-icon {
 width: 24px;
 height: 24px;
 display: flex;
 align-items: center;
 justify-content: center;
 flex-shrink: 0;
 font-size: 18px;
 color: var(--text-muted);
 transition: all var(--transition-fast);
}

.faq-item.open .faq-icon {
 transform: rotate(45deg);
 color: var(--accent);
}

.faq-answer {
 max-height: 0;
 overflow: hidden;
 transition: max-height var(--transition-base), padding var(--transition-base);
 padding: 0 20px;
}

.faq-item.open .faq-answer {
 max-height: 300px;
 padding: 0 20px 18px;
}

.faq-answer p {
 font-size: 15px;
 color: var(--text-body);
 line-height: 1.8;
}

/* ===== CTA Banner ===== */
.cta-banner {
 background: var(--primary);
 border-radius: var(--radius-card);
 padding: 48px 40px;
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 32px;
 flex-wrap: wrap;
 position: relative;
 overflow: hidden;
}

.cta-banner::before {
 content: '';
 position: absolute;
 top: -50%;
 right: -10%;
 width: 300px;
 height: 300px;
 background: radial-gradient(circle, rgba(230, 57, 70, 0.2) 0%, transparent 70%);
 border-radius: 50%;
 pointer-events: none;
}

.cta-banner-content h2 {
 font-family: var(--font-heading);
 font-size: 28px;
 font-weight: 700;
 color: var(--white);
 margin-bottom: 10px;
 line-height: 1.4;
}

.cta-banner-content p {
 font-size: 16px;
 color: rgba(245, 246, 248, 0.8);
 line-height: 1.8;
 max-width: 500px;
}

.cta-banner .btn-primary {
 flex-shrink: 0;
}

/* ===== Footer ===== */
.site-footer {
 background: var(--primary);
 color: var(--text-light);
 padding: 56px 0 0;
 margin-top: auto;
}

.footer-grid {
 display: grid;
 grid-template-columns: 2fr 1fr 1fr 1.2fr;
 gap: 32px;
 padding-bottom: 40px;
}

.footer-logo {
 font-family: var(--font-heading);
 font-size: 22px;
 font-weight: 700;
 color: var(--white);
 letter-spacing: 1px;
}

.footer-brief {
 font-size: 14px;
 color: rgba(245, 246, 248, 0.7);
 line-height: 1.8;
 margin-top: 12px;
}

.footer-col h4 {
 font-size: 16px;
 font-weight: 600;
 color: var(--white);
 margin-bottom: 14px;
}

.footer-col ul {
 list-style: none;
 padding: 0;
}

.footer-col ul li {
 margin-bottom: 8px;
}

.footer-col ul li a {
 font-size: 14px;
 color: rgba(245, 246, 248, 0.7);
 transition: color var(--transition-fast);
}

.footer-col ul li a:hover {
 color: var(--gold-light);
}

.footer-contact li {
 font-size: 14px;
 color: rgba(245, 246, 248, 0.7);
 margin-bottom: 8px;
}

.footer-bottom {
 border-top: 1px solid var(--border-dark);
 padding: 20px 0;
 display: flex;
 align-items: center;
 justify-content: space-between;
 flex-wrap: wrap;
 gap: 12px;
}

.footer-links {
 display: flex;
 gap: 16px;
}

.footer-links a {
 font-size: 13px;
 color: rgba(245, 246, 248, 0.7);
 transition: color var(--transition-fast);
}

.footer-links a:hover {
 color: var(--gold-light);
}

.footer-copyright {
 display: flex;
 flex-wrap: wrap;
 gap: 12px;
 font-size: 13px;
 color: rgba(245, 246, 248, 0.55);
}

/* ===== Breadcrumb ===== */
.breadcrumb {
 padding: 16px 0;
 background: var(--bg);
 border-bottom: 1px solid var(--border);
}

.breadcrumb-inner {
 display: flex;
 align-items: center;
 gap: 8px;
 font-size: 13px;
 color: var(--text-muted);
 flex-wrap: wrap;
}

.breadcrumb-inner a {
 color: var(--text-muted);
 transition: color var(--transition-fast);
}

.breadcrumb-inner a:hover {
 color: var(--accent);
}

.breadcrumb-inner .separator {
 color: var(--border);
}

.breadcrumb-inner .current {
 color: var(--text-body);
 font-weight: 500;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
 .container {
  padding: 0 24px;
 }
 .coverage-grid {
  grid-template-columns: repeat(2, 1fr);
 }
 .data-strip {
  grid-template-columns: repeat(2, 1fr);
 }
 .footer-grid {
  grid-template-columns: 1fr 1fr;
 }
 .category-hero h1 {
  font-size: 40px;
 }
}

@media (max-width: 768px) {
 .section {
  padding: var(--spacing-section-mobile) 0;
 }
 .container {
  padding: 0 20px;
 }
 .header-actions .search-box {
  display: none;
 }
 .coverage-grid,
 .recommend-grid {
  grid-template-columns: 1fr;
 }
 .feature-split {
  grid-template-columns: 1fr;
  gap: 24px;
 }
 .event-item {
  grid-template-columns: 1fr;
  gap: 10px;
  padding: 16px 0;
 }
 .event-date {
  flex-direction: row;
  gap: 6px;
  padding: 6px 12px;
  width: fit-content;
 }
 .cta-banner {
  flex-direction: column;
  align-items: flex-start;
  padding: 32px 24px;
 }
 .category-hero h1 {
  font-size: 34px;
 }
 .category-hero-content {
  padding: 48px 0 40px;
 }
 .hero-stats-row {
  gap: 16px;
 }
 .hero-stat-number {
  font-size: 26px;
 }
 .footer-grid {
  grid-template-columns: 1fr;
 }
 .footer-bottom {
  flex-direction: column;
  align-items: flex-start;
 }
 .section-header h2 {
  font-size: 26px;
 }
 .deep-content {
  padding: 24px 20px;
 }
 .mobile-menu-toggle {
  display: block;
 }
 .channel-nav-row {
  display: none;
 }
 .channel-nav-row.open {
  display: block;
  position: absolute;
  top: 71px;
  left: 0;
  right: 0;
  background: var(--white);
  box-shadow: var(--shadow-md);
  z-index: 1001;
  padding: 8px 0;
 }
 .channel-nav {
  flex-direction: column;
  min-width: unset;
 }
 .channel-nav a {
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  border-left: 3px solid transparent;
 }
 .channel-nav a.active {
  border-left-color: var(--accent);
  border-bottom-color: var(--border);
 }
}

@media (max-width: 520px) {
 .container {
  padding: 0 16px;
 }
 .category-hero h1 {
  font-size: 28px;
 }
 .category-hero p {
  font-size: 15px;
 }
 .hero-buttons .btn-primary,
 .hero-buttons .btn-secondary {
  width: 100%;
  justify-content: center;
 }
 .hero-stats-row {
  gap: 12px;
 }
 .hero-stat-number {
  font-size: 22px;
 }
 .data-strip {
  grid-template-columns: 1fr;
 }
 .recommend-card-body h3 {
  font-size: 15px;
 }
 .faq-question {
  font-size: 14px;
  padding: 14px 16px;
 }
 .breadcrumb-inner {
  font-size: 12px;
 }
 .header-brand-inner {
  gap: 8px;
 }
 .header-actions .btn-login {
  padding: 6px 12px;
  font-size: 13px;
 }
 .header-actions .btn-register {
  padding: 6px 12px;
  font-size: 13px;
 }
 .logo-text {
  font-size: 18px;
 }
}

@media (max-width: 400px) {
 .header-actions .btn-login {
  display: none;
 }
 .logo-text {
  font-size: 16px;
 }
 .logo-mark {
  width: 36px;
  height: 36px;
  font-size: 16px;
 }
}

/* roulang page: category2 */
:root {
            --primary: #131519;
            --primary-light: #1e2228;
            --primary-lighter: #2a2e33;
            --accent: #E63946;
            --accent-hover: #D63429;
            --accent-dark: #B52D24;
            --gold: #D4AF37;
            --gold-light: #e8c84a;
            --bg: #F5F6F8;
            --white: #FFFFFF;
            --text-dark: #16181D;
            --text-body: #33363D;
            --text-muted: #6E727A;
            --text-light: #F5F6F8;
            --border: #E3E5E8;
            --border-dark: #2A2E33;
            --radius-card: 10px;
            --radius-btn: 6px;
            --radius-pill: 999px;
            --radius-tag: 4px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04), 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08), 0 8px 24px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.1), 0 16px 48px rgba(0, 0, 0, 0.08);
            --spacing-section: 80px;
            --spacing-section-mobile: 48px;
            --container-max: 1280px;
            --font-heading: 'HarmonyOS Sans SC', 'Microsoft YaHei', 'PingFang SC', -apple-system, BlinkMacSystemFont, sans-serif;
            --font-body: 'Microsoft YaHei', 'PingFang SC', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', sans-serif;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
            --transition-slow: 0.5s ease;
        }

        html {
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-body);
            background-color: var(--bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            margin: 0;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            color: var(--accent);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--accent-hover);
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        button {
            cursor: pointer;
            font-family: var(--font-body);
            border: none;
            background: none;
            font-size: inherit;
        }
        input {
            font-family: var(--font-body);
            font-size: inherit;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 32px;
        }

        /* ===== Header / Navigation ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--white);
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
        }
        .header-brand-row {
            background: var(--white);
            border-bottom: 1px solid var(--border);
            padding: 14px 0;
        }
        .header-brand-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }
        .logo-area {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .logo-mark {
            width: 42px;
            height: 42px;
            background: var(--accent);
            color: var(--white);
            border-radius: var(--radius-card);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 20px;
            letter-spacing: 1px;
            font-family: var(--font-heading);
            flex-shrink: 0;
        }
        .logo-text {
            font-family: var(--font-heading);
            font-size: 22px;
            font-weight: 700;
            color: var(--text-dark);
            letter-spacing: 1px;
            white-space: nowrap;
        }
        .logo-text a {
            color: var(--text-dark);
            text-decoration: none;
        }
        .logo-text a:hover {
            color: var(--accent);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .search-box {
            position: relative;
            display: flex;
            align-items: center;
        }
        .search-box input {
            width: 200px;
            padding: 8px 14px 8px 36px;
            border: 1px solid var(--border);
            border-radius: var(--radius-pill);
            font-size: 14px;
            background: var(--bg);
            transition: all var(--transition-fast);
            color: var(--text-body);
        }
        .search-box input:focus {
            outline: none;
            border-color: var(--accent);
            background: var(--white);
            width: 240px;
        }
        .search-box .search-icon {
            position: absolute;
            left: 12px;
            font-size: 14px;
            color: var(--text-muted);
            pointer-events: none;
        }
        .btn-login {
            padding: 8px 18px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-body);
            border: 1px solid var(--border);
            border-radius: var(--radius-btn);
            background: var(--white);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .btn-login:hover {
            border-color: var(--accent);
            color: var(--accent);
        }
        .btn-register {
            padding: 8px 18px;
            font-size: 14px;
            font-weight: 600;
            color: var(--white);
            border: none;
            border-radius: var(--radius-btn);
            background: var(--accent);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .btn-register:hover {
            background: var(--accent-hover);
            color: var(--white);
        }

        .channel-nav-wrap {
            background: var(--white);
            border-bottom: 1px solid var(--border);
            padding: 0;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
        }
        .channel-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            white-space: nowrap;
            min-width: max-content;
            padding: 0 0;
        }
        .channel-nav a {
            display: inline-flex;
            align-items: center;
            padding: 12px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-body);
            text-decoration: none;
            border-bottom: 2px solid transparent;
            transition: all var(--transition-fast);
            letter-spacing: 0.5px;
        }
        .channel-nav a:hover {
            color: var(--accent);
            background: #fafafa;
        }
        .channel-nav a.active {
            color: var(--accent);
            border-bottom-color: var(--accent);
            font-weight: 600;
        }

        /* Mobile hamburger */
        .navbar-toggler-custom {
            display: none;
            flex-direction: column;
            gap: 4px;
            padding: 8px;
            border: 1px solid var(--border);
            border-radius: var(--radius-btn);
            background: var(--white);
        }
        .navbar-toggler-custom span {
            width: 22px;
            height: 2px;
            background: var(--text-dark);
            border-radius: 2px;
        }

        /* Buttons */
        .btn-primary-custom {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            font-size: 15px;
            font-weight: 600;
            color: var(--white);
            background: var(--accent);
            border: none;
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            text-decoration: none;
            letter-spacing: 0.5px;
        }
        .btn-primary-custom:hover {
            background: var(--accent-hover);
            color: var(--white);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }
        .btn-primary-custom:active {
            transform: translateY(0);
            background: var(--accent-dark);
        }
        .btn-outline-custom {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 11px 26px;
            font-size: 15px;
            font-weight: 500;
            color: var(--accent);
            background: transparent;
            border: 1.5px solid var(--accent);
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            text-decoration: none;
            letter-spacing: 0.5px;
        }
        .btn-outline-custom:hover {
            background: rgba(230, 57, 70, 0.06);
            color: var(--accent-hover);
            border-color: var(--accent-hover);
        }
        .btn-text-link {
            color: var(--accent);
            font-weight: 500;
            text-decoration: underline;
            text-underline-offset: 3px;
            transition: all var(--transition-fast);
            font-size: 14px;
        }
        .btn-text-link:hover {
            color: var(--accent-hover);
            text-decoration-thickness: 2px;
        }

        /* Page Banner */
        .page-banner {
            background: var(--primary);
            position: relative;
            overflow: hidden;
            padding: 56px 0 48px;
        }
        .page-banner::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--accent), var(--gold), var(--accent));
        }
        .page-banner .banner-content {
            position: relative;
            z-index: 1;
        }
        .page-banner h1 {
            color: var(--white);
            font-size: 40px;
            font-weight: 700;
            font-family: var(--font-heading);
            margin-bottom: 12px;
            letter-spacing: 1px;
            line-height: 1.4;
        }
        .page-banner .banner-subtitle {
            color: #C8CACD;
            font-size: 16px;
            max-width: 680px;
            line-height: 1.8;
            margin-bottom: 0;
        }
        .page-banner .banner-tag {
            display: inline-block;
            padding: 4px 12px;
            background: rgba(230, 57, 70, 0.2);
            color: var(--gold-light);
            font-size: 12px;
            border-radius: var(--radius-tag);
            margin-bottom: 12px;
            letter-spacing: 1px;
            text-transform: uppercase;
        }

        /* Section Common */
        .section-block {
            padding: var(--spacing-section) 0;
        }
        .section-block-alt {
            background: var(--bg);
        }
        .section-title {
            font-size: 28px;
            font-weight: 700;
            font-family: var(--font-heading);
            color: var(--text-dark);
            margin-bottom: 10px;
            letter-spacing: 0.5px;
        }
        .section-lead {
            font-size: 16px;
            color: var(--text-muted);
            max-width: 720px;
            line-height: 1.8;
            margin-bottom: 28px;
        }

        /* Report Cards */
        .report-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: all var(--transition-base);
            height: 100%;
            box-shadow: var(--shadow-sm);
        }
        .report-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
            border-color: #d0d2d5;
        }
        .report-card .report-thumb {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
        }
        .report-card .report-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .report-card:hover .report-thumb img {
            transform: scale(1.04);
        }
        .report-card .report-badge {
            position: absolute;
            top: 10px;
            left: 10px;
            padding: 3px 10px;
            background: var(--accent);
            color: var(--white);
            font-size: 11px;
            font-weight: 600;
            border-radius: var(--radius-tag);
            letter-spacing: 0.5px;
        }
        .report-card .report-body {
            padding: 18px 20px 20px;
        }
        .report-card .report-date {
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 6px;
            letter-spacing: 0.3px;
        }
        .report-card .report-title {
            font-size: 17px;
            font-weight: 600;
            font-family: var(--font-heading);
            color: var(--text-dark);
            margin-bottom: 8px;
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .report-card .report-excerpt {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.75;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 12px;
        }
        .report-card .report-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 8px;
            flex-wrap: wrap;
        }
        .report-card .report-tag {
            font-size: 12px;
            color: var(--text-muted);
            background: var(--bg);
            padding: 2px 8px;
            border-radius: var(--radius-tag);
        }

        /* Stats Grid */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .stat-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 24px 20px;
            text-align: center;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-sm);
        }
        .stat-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .stat-card .stat-number {
            font-size: 36px;
            font-weight: 700;
            font-family: var(--font-heading);
            color: var(--accent);
            line-height: 1.2;
            margin-bottom: 4px;
        }
        .stat-card .stat-label {
            font-size: 14px;
            color: var(--text-muted);
            letter-spacing: 0.5px;
        }
        .stat-card .stat-detail {
            font-size: 12px;
            color: #9a9da2;
            margin-top: 4px;
        }

        /* Feature Box */
        .feature-box {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            transition: all var(--transition-base);
            height: 100%;
            box-shadow: var(--shadow-sm);
        }
        .feature-box:hover {
            box-shadow: var(--shadow-md);
            border-color: #d0d2d5;
        }
        .feature-box .feature-icon {
            width: 44px;
            height: 44px;
            background: rgba(230, 57, 70, 0.08);
            color: var(--accent);
            border-radius: var(--radius-card);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            margin-bottom: 14px;
        }
        .feature-box h3 {
            font-size: 18px;
            font-weight: 600;
            font-family: var(--font-heading);
            color: var(--text-dark);
            margin-bottom: 8px;
        }
        .feature-box p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.75;
            margin-bottom: 0;
        }

        /* Deep Analysis Panel */
        .deep-panel {
            background: var(--primary);
            border-radius: var(--radius-card);
            overflow: hidden;
            padding: 36px 32px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: center;
        }
        .deep-panel .deep-text h2 {
            color: var(--white);
            font-size: 24px;
            font-weight: 700;
            font-family: var(--font-heading);
            margin-bottom: 14px;
            line-height: 1.5;
        }
        .deep-panel .deep-text p {
            color: #C8CACD;
            font-size: 15px;
            line-height: 1.85;
            margin-bottom: 10px;
        }
        .deep-panel .deep-image img {
            border-radius: 8px;
            width: 100%;
            height: auto;
        }

        /* FAQ */
        .faq-section {
            background: var(--bg);
        }
        .faq-list {
            max-width: 720px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: 8px;
            margin-bottom: 10px;
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item .faq-question {
            padding: 18px 20px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-dark);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: all var(--transition-fast);
            user-select: none;
        }
        .faq-item .faq-question:hover {
            color: var(--accent);
            background: #fafafa;
        }
        .faq-item .faq-icon {
            color: var(--accent);
            font-size: 14px;
            flex-shrink: 0;
            transition: transform var(--transition-base);
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }
        .faq-item .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-base), padding var(--transition-base);
            padding: 0 20px;
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.75;
        }
        .faq-item.open .faq-answer {
            max-height: 200px;
            padding: 0 20px 18px;
        }

        /* CTA Banner */
        .cta-banner {
            background: var(--primary);
            border-radius: var(--radius-card);
            padding: 48px 36px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-banner::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--accent), var(--gold), var(--accent), transparent);
        }
        .cta-banner h2 {
            color: var(--white);
            font-size: 28px;
            font-weight: 700;
            font-family: var(--font-heading);
            margin-bottom: 10px;
            letter-spacing: 0.5px;
        }
        .cta-banner p {
            color: #C8CACD;
            font-size: 15px;
            max-width: 560px;
            margin: 0 auto 24px;
            line-height: 1.8;
        }
        .cta-banner .btn-group {
            display: flex;
            gap: 12px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* Footer */
        .site-footer {
            background: var(--primary);
            color: #C8CACD;
            padding: 48px 0 24px;
            margin-top: 0;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .site-footer .footer-logo {
            font-family: var(--font-heading);
            font-size: 22px;
            font-weight: 700;
            color: var(--white);
            text-decoration: none;
            letter-spacing: 1px;
            display: block;
            margin-bottom: 12px;
        }
        .site-footer .footer-logo:hover {
            color: var(--gold-light);
        }
        .site-footer .footer-brief {
            font-size: 14px;
            color: #8a8d92;
            line-height: 1.75;
            margin-bottom: 8px;
        }
        .site-footer h4 {
            color: var(--white);
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }
        .site-footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer ul li {
            margin-bottom: 8px;
        }
        .site-footer ul li a {
            color: #8a8d92;
            text-decoration: none;
            font-size: 14px;
            transition: color var(--transition-fast);
        }
        .site-footer ul li a:hover {
            color: var(--gold-light);
        }
        .site-footer .footer-contact li {
            color: #8a8d92;
            font-size: 14px;
            margin-bottom: 8px;
        }
        .site-footer .footer-bottom {
            border-top: 1px solid var(--border-dark);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
        }
        .site-footer .footer-links {
            display: flex;
            gap: 16px;
        }
        .site-footer .footer-links a {
            color: #8a8d92;
            font-size: 13px;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .site-footer .footer-links a:hover {
            color: var(--gold-light);
        }
        .site-footer .footer-copyright {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
        }
        .site-footer .footer-copyright p {
            margin: 0;
            font-size: 13px;
            color: #8a8d92;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .deep-panel {
                grid-template-columns: 1fr;
                padding: 28px 24px;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .container {
                padding: 0 20px;
            }
        }

        @media (max-width: 768px) {
            .section-block {
                padding: var(--spacing-section-mobile) 0;
            }
            .channel-nav-wrap {
                display: none;
            }
            .navbar-toggler-custom {
                display: flex;
            }
            .header-brand-inner {
                flex-wrap: wrap;
            }
            .search-box {
                display: none;
            }
            .page-banner h1 {
                font-size: 30px;
            }
            .stats-grid {
                gap: 10px;
            }
            .stat-card .stat-number {
                font-size: 28px;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .header-brand-inner {
                gap: 8px;
            }
            .logo-text {
                font-size: 18px;
            }
            .btn-login,
            .btn-register {
                padding: 6px 12px;
                font-size: 13px;
            }
            .page-banner {
                padding: 36px 0 36px;
            }
            .page-banner h1 {
                font-size: 26px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .stat-card {
                padding: 16px 12px;
            }
            .stat-card .stat-number {
                font-size: 24px;
            }
            .deep-panel {
                padding: 20px 16px;
            }
            .deep-panel .deep-text h2 {
                font-size: 20px;
            }
            .cta-banner {
                padding: 32px 20px;
            }
            .cta-banner h2 {
                font-size: 22px;
            }
            .report-card .report-body {
                padding: 14px 16px 16px;
            }
            .report-card .report-title {
                font-size: 15px;
            }
        }

        /* Bootstrap overrides */
        .row.g-4 {
            --bs-gutter-x: 1.5rem;
        }
        .form-control:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 0.2rem rgba(230, 57, 70, 0.15);
        }
        .form-select:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 0.2rem rgba(230, 57, 70, 0.15);
        }

/* roulang page: category3 */
:root {
            --primary: #131519;
            --primary-light: #1e2228;
            --primary-lighter: #2a2e33;
            --accent: #E63946;
            --accent-hover: #D63429;
            --accent-dark: #B52D24;
            --gold: #D4AF37;
            --gold-light: #e8c84a;
            --bg: #F5F6F8;
            --white: #FFFFFF;
            --text-dark: #16181D;
            --text-body: #33363D;
            --text-muted: #6E727A;
            --text-light: #F5F6F8;
            --border: #E3E5E8;
            --border-dark: #2A2E33;
            --radius-card: 10px;
            --radius-btn: 6px;
            --radius-pill: 999px;
            --radius-tag: 4px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04), 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08), 0 8px 24px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.1), 0 16px 48px rgba(0, 0, 0, 0.08);
            --spacing-section: 80px;
            --spacing-section-mobile: 48px;
            --container-max: 1280px;
            --font-heading: 'HarmonyOS Sans SC', 'Microsoft YaHei', 'PingFang SC', -apple-system, BlinkMacSystemFont, sans-serif;
            --font-body: 'Microsoft YaHei', 'PingFang SC', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', sans-serif;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
            --transition-slow: 0.5s ease;
        }

        html {
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-body);
            background-color: var(--bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            margin: 0;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            color: var(--accent);
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--accent-hover);
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        button {
            cursor: pointer;
            font-family: var(--font-body);
            border: none;
            background: none;
            font-size: inherit;
        }

        input {
            font-family: var(--font-body);
            font-size: inherit;
        }

        ul,
        ol {
            margin: 0;
            padding: 0;
            list-style: none;
        }

        p,
        h1,
        h2,
        h3,
        h4 {
            margin: 0;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 32px;
        }

        /* ===== Header / Navigation ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--white);
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
        }

        .header-brand-row {
            background: var(--white);
            border-bottom: 1px solid var(--border);
            padding: 14px 0;
        }

        .header-brand-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }

        .logo-area {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .logo-mark {
            width: 42px;
            height: 42px;
            background: var(--accent);
            color: var(--white);
            border-radius: var(--radius-card);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 20px;
            letter-spacing: 1px;
            font-family: var(--font-heading);
            flex-shrink: 0;
        }

        .logo-text {
            font-family: var(--font-heading);
            font-size: 22px;
            font-weight: 700;
            color: var(--text-dark);
            letter-spacing: 1px;
            white-space: nowrap;
        }

        .logo-text a {
            color: var(--text-dark);
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        .logo-text a:hover {
            color: var(--accent);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .search-box {
            position: relative;
            display: flex;
            align-items: center;
        }

        .search-box input {
            width: 200px;
            padding: 8px 14px 8px 36px;
            border: 1px solid var(--border);
            border-radius: var(--radius-pill);
            font-size: 14px;
            background: var(--bg);
            transition: all var(--transition-fast);
            color: var(--text-body);
        }

        .search-box input:focus {
            outline: none;
            border-color: var(--accent);
            background: var(--white);
            width: 240px;
        }

        .search-box .search-icon {
            position: absolute;
            left: 12px;
            font-size: 14px;
            color: var(--text-muted);
            pointer-events: none;
        }

        .btn-login {
            padding: 8px 18px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-body);
            border: 1px solid var(--border);
            border-radius: var(--radius-btn);
            background: var(--white);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-login:hover {
            border-color: var(--accent);
            color: var(--accent);
        }

        .btn-login:active {
            transform: translateY(1px);
        }

        .mobile-menu-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: var(--radius-card);
            background: var(--bg);
            border: 1px solid var(--border);
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--text-dark);
            transition: all var(--transition-fast);
        }

        .mobile-menu-toggle:hover {
            background: var(--border);
            color: var(--accent);
        }

        .channel-nav {
            background: var(--white);
            border-bottom: 1px solid var(--border);
            padding: 0 32px;
            display: flex;
            align-items: center;
            gap: 4px;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: var(--border) transparent;
        }

        .channel-nav::-webkit-scrollbar {
            height: 4px;
        }

        .channel-nav::-webkit-scrollbar-thumb {
            background: var(--border);
            border-radius: 999px;
        }

        .channel-nav a {
            display: inline-flex;
            align-items: center;
            padding: 12px 16px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-muted);
            white-space: nowrap;
            position: relative;
            transition: all var(--transition-fast);
            border-bottom: 2px solid transparent;
            margin-bottom: -1px;
        }

        .channel-nav a:hover {
            color: var(--accent);
            background: #fafafa;
        }

        .channel-nav a.active {
            color: var(--accent);
            border-bottom-color: var(--accent);
            font-weight: 600;
        }

        .channel-nav a.active:hover {
            background: transparent;
        }

        /* ===== Hero (Category Banner) ===== */
        .category-hero {
            position: relative;
            min-height: 420px;
            display: flex;
            align-items: center;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(19, 21, 25, 0.93) 0%, rgba(19, 21, 25, 0.72) 45%, rgba(38, 41, 48, 0.55) 100%);
            z-index: 1;
        }

        .category-hero .container {
            position: relative;
            z-index: 2;
            width: 100%;
            padding-top: 64px;
            padding-bottom: 64px;
        }

        .category-hero-inner {
            display: flex;
            align-items: flex-start;
            gap: 48px;
        }

        .category-hero-content {
            flex: 1;
            max-width: 680px;
        }

        .category-breadcrumb {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.12);
            padding: 4px 14px;
            border-radius: var(--radius-pill);
            margin-bottom: 20px;
            color: #c8cdd4;
        }

        .category-breadcrumb a {
            color: #c8cdd4;
            transition: color var(--transition-fast);
        }

        .category-breadcrumb a:hover {
            color: var(--accent);
        }

        .category-hero h1 {
            font-family: var(--font-heading);
            font-size: 42px;
            line-height: 1.35;
            font-weight: 700;
            color: var(--white);
            letter-spacing: 0.5px;
            margin-bottom: 20px;
        }

        .category-hero h1 .highlight {
            color: var(--gold);
        }

        .category-hero-desc {
            font-size: 17px;
            line-height: 1.9;
            color: #d5d9df;
            max-width: 620px;
            margin-bottom: 32px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            background: var(--accent);
            color: var(--white);
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            border: none;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-primary:hover {
            background: var(--accent-hover);
            color: var(--white);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        .btn-primary:active {
            transform: translateY(0);
            background: var(--accent-dark);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 24px;
            background: transparent;
            color: var(--white);
            font-size: 15px;
            font-weight: 500;
            border-radius: var(--radius-btn);
            border: 1px solid rgba(255, 255, 255, 0.35);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-secondary:hover {
            border-color: var(--white);
            background: rgba(255, 255, 255, 0.08);
            color: var(--white);
            transform: translateY(-2px);
        }

        .category-hero-side {
            flex-shrink: 0;
            display: flex;
            flex-direction: column;
            gap: 16px;
            width: 280px;
        }

        .hero-stat-card {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-card);
            padding: 18px 20px;
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
        }

        .hero-stat-card .stat-number {
            font-family: var(--font-heading);
            font-size: 30px;
            font-weight: 700;
            color: var(--gold);
            line-height: 1.3;
            margin-bottom: 4px;
        }

        .hero-stat-card .stat-label {
            font-size: 13px;
            color: #c8cdd4;
            line-height: 1.5;
        }

        /* ===== Section Common ===== */
        .section {
            padding: var(--spacing-section) 0;
        }

        .section-white {
            background: var(--white);
        }

        .section-light {
            background: var(--bg);
        }

        .section-dark {
            background: var(--primary);
        }

        .section-header {
            margin-bottom: 40px;
        }

        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            background: rgba(230, 57, 70, 0.08);
            padding: 4px 14px;
            border-radius: var(--radius-pill);
            letter-spacing: 0.5px;
            margin-bottom: 12px;
        }

        .section-title {
            font-family: var(--font-heading);
            font-size: 28px;
            font-weight: 700;
            color: var(--text-dark);
            line-height: 1.4;
            margin-bottom: 12px;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.8;
            max-width: 700px;
        }

        .section-dark .section-title {
            color: var(--white);
        }

        .section-dark .section-subtitle {
            color: #b8bdc4;
        }

        /* ===== Core Benefits ===== */
        .benefits-grid {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 24px;
        }

        .benefit-card-large {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 32px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            grid-row: span 2;
            display: flex;
            flex-direction: column;
        }

        .benefit-card-large:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: #d5d7da;
        }

        .benefit-card-large .benefit-image {
            border-radius: var(--radius-card);
            overflow: hidden;
            margin-bottom: 20px;
            aspect-ratio: 16/9;
        }

        .benefit-card-large .benefit-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .benefit-card-large:hover .benefit-image img {
            transform: scale(1.03);
        }

        .benefit-card-large h3 {
            font-family: var(--font-heading);
            font-size: 22px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 10px;
            line-height: 1.4;
        }

        .benefit-card-large p {
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.85;
            flex: 1;
        }

        .benefit-card-small {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            display: flex;
            align-items: flex-start;
            gap: 16px;
        }

        .benefit-card-small:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: #d5d7da;
        }

        .benefit-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-card);
            background: rgba(230, 57, 70, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            flex-shrink: 0;
        }

        .benefit-card-small h3 {
            font-family: var(--font-heading);
            font-size: 17px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 6px;
            line-height: 1.4;
        }

        .benefit-card-small p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.75;
        }

        /* ===== Membership Tiers ===== */
        .tiers-grid {
            display: grid;
            grid-template-columns: 1fr 1.2fr 1fr;
            gap: 0;
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }

        .tier-card {
            padding: 32px 24px;
            text-align: left;
            display: flex;
            flex-direction: column;
            border-right: 1px solid var(--border);
            transition: all var(--transition-base);
        }

        .tier-card:last-child {
            border-right: none;
        }

        .tier-card:hover {
            background: #fafafa;
        }

        .tier-card.featured {
            background: var(--primary);
            border-right: none;
            position: relative;
        }

        .tier-card.featured:hover {
            background: var(--primary-light);
        }

        .tier-badge {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: var(--accent);
            background: rgba(230, 57, 70, 0.1);
            padding: 3px 10px;
            border-radius: var(--radius-tag);
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .tier-card.featured .tier-badge {
            color: var(--gold);
            background: rgba(212, 175, 55, 0.12);
        }

        .tier-name {
            font-family: var(--font-heading);
            font-size: 20px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 8px;
        }

        .tier-card.featured .tier-name {
            color: var(--white);
        }

        .tier-price {
            font-size: 28px;
            font-weight: 700;
            color: var(--accent);
            margin-bottom: 16px;
            font-family: var(--font-heading);
        }

        .tier-card.featured .tier-price {
            color: var(--gold);
        }

        .tier-price .unit {
            font-size: 14px;
            font-weight: 400;
            color: var(--text-muted);
            font-family: var(--font-body);
        }

        .tier-card.featured .tier-price .unit {
            color: #b8bdc4;
        }

        .tier-features {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
            margin-bottom: 20px;
            flex: 1;
        }

        .tier-features li {
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.7;
            padding-left: 20px;
            position: relative;
        }

        .tier-card.featured .tier-features li {
            color: #d5d9df;
        }

        .tier-features li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: var(--accent);
            font-weight: 700;
        }

        .tier-card.featured .tier-features li::before {
            color: var(--gold);
        }

        .tier-btn {
            display: block;
            width: 100%;
            padding: 11px 16px;
            font-size: 14px;
            font-weight: 600;
            text-align: center;
            border-radius: var(--radius-btn);
            border: 1px solid var(--border);
            background: var(--white);
            color: var(--text-dark);
            transition: all var(--transition-fast);
        }

        .tier-btn:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: #fff5f5;
        }

        .tier-card.featured .tier-btn {
            background: var(--accent);
            color: var(--white);
            border: none;
        }

        .tier-card.featured .tier-btn:hover {
            background: var(--accent-hover);
            color: var(--white);
        }

        /* ===== Scenarios ===== */
        .scenarios-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .scenario-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 24px;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-sm);
        }

        .scenario-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: #d5d7da;
        }

        .scenario-number {
            font-size: 13px;
            font-weight: 700;
            color: var(--gold);
            letter-spacing: 1px;
            margin-bottom: 10px;
        }

        .scenario-card h3 {
            font-family: var(--font-heading);
            font-size: 17px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .scenario-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.75;
        }

        /* ===== Content List ===== */
        .content-list-section {
            background: var(--white);
        }

        .content-list {
            display: flex;
            flex-direction: column;
        }

        .content-item {
            display: flex;
            gap: 24px;
            padding: 24px 0;
            border-bottom: 1px solid var(--border);
            align-items: flex-start;
            transition: all var(--transition-fast);
        }

        .content-item:first-child {
            padding-top: 0;
        }

        .content-item:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }

        .content-item:hover {
            background: #fafafa;
            padding-left: 8px;
            padding-right: 8px;
            border-radius: var(--radius-card);
        }

        .content-date {
            flex-shrink: 0;
            width: 72px;
            text-align: center;
            background: var(--bg);
            border-radius: var(--radius-card);
            padding: 10px 8px;
        }

        .content-date .day {
            font-family: var(--font-heading);
            font-size: 22px;
            font-weight: 700;
            color: var(--text-dark);
            line-height: 1.2;
        }

        .content-date .month-year {
            font-size: 11px;
            color: var(--text-muted);
            line-height: 1.4;
        }

        .content-body {
            flex: 1;
            min-width: 0;
        }

        .content-body h3 {
            font-family: var(--font-heading);
            font-size: 17px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 6px;
            line-height: 1.5;
        }

        .content-body h3 a {
            color: var(--text-dark);
            transition: color var(--transition-fast);
        }

        .content-body h3 a:hover {
            color: var(--accent);
        }

        .content-summary {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.75;
            margin-bottom: 8px;
        }

        .read-more {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            text-decoration: underline;
            text-underline-offset: 3px;
            transition: all var(--transition-fast);
        }

        .read-more:hover {
            color: var(--accent-hover);
            text-decoration-thickness: 2px;
        }

        /* ===== Stats Section ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .stat-block {
            text-align: center;
            padding: 28px 20px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-card);
            transition: all var(--transition-base);
        }

        .stat-block:hover {
            background: rgba(255, 255, 255, 0.07);
            border-color: rgba(255, 255, 255, 0.15);
        }

        .stat-number {
            font-family: var(--font-heading);
            font-size: 36px;
            font-weight: 700;
            color: var(--gold);
            line-height: 1.3;
            margin-bottom: 6px;
        }

        .stat-label {
            font-size: 14px;
            color: #b8bdc4;
            line-height: 1.6;
        }

        /* ===== Recommend ===== */
        .recommend-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .recommend-card {
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 20px;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-sm);
        }

        .recommend-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: #d5d7da;
        }

        .recommend-card .rec-number {
            font-family: var(--font-heading);
            font-size: 28px;
            font-weight: 700;
            color: #e0e2e6;
            flex-shrink: 0;
            line-height: 1;
        }

        .recommend-card h3 {
            font-family: var(--font-heading);
            font-size: 15px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 4px;
            line-height: 1.4;
        }

        .recommend-card h3 a {
            color: var(--text-dark);
            transition: color var(--transition-fast);
        }

        .recommend-card h3 a:hover {
            color: var(--accent);
        }

        .recommend-card p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ===== CTA Banner ===== */
        .cta-banner {
            background: var(--primary);
            border-radius: var(--radius-card);
            padding: 56px 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 50% 0%, rgba(230, 57, 70, 0.15) 0%, transparent 60%);
            pointer-events: none;
        }

        .cta-banner .section-tag {
            position: relative;
            z-index: 1;
        }

        .cta-banner h2 {
            font-family: var(--font-heading);
            font-size: 32px;
            font-weight: 700;
            color: var(--white);
            line-height: 1.4;
            margin-bottom: 16px;
            position: relative;
            z-index: 1;
        }

        .cta-banner p {
            font-size: 16px;
            color: #b8bdc4;
            line-height: 1.8;
            max-width: 600px;
            margin: 0 auto 28px;
            position: relative;
            z-index: 1;
        }

        .cta-banner .hero-actions {
            justify-content: center;
            position: relative;
            z-index: 1;
        }

        /* ===== FAQ ===== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: all var(--transition-base);
        }

        .faq-item:hover {
            border-color: #d5d7da;
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 24px;
            cursor: pointer;
            font-family: var(--font-heading);
            font-size: 15px;
            font-weight: 600;
            color: var(--text-dark);
            line-height: 1.5;
            width: 100%;
            text-align: left;
            background: transparent;
            border: none;
            transition: all var(--transition-fast);
        }

        .faq-question:hover {
            color: var(--accent);
        }

        .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--bg);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--text-muted);
            flex-shrink: 0;
            transition: all var(--transition-fast);
            font-weight: 400;
        }

        .faq-item.active .faq-icon {
            background: var(--accent);
            color: var(--white);
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-base), padding var(--transition-base);
            padding: 0 24px;
        }

        .faq-item.active .faq-answer {
            max-height: 400px;
            padding: 0 24px 20px;
        }

        .faq-answer p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.8;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary);
            color: #b8bdc4;
            padding: 56px 0 24px;
            margin-top: 0;
            flex-shrink: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-logo {
            font-family: var(--font-heading);
            font-size: 22px;
            font-weight: 700;
            color: var(--white);
            letter-spacing: 1px;
            margin-bottom: 12px;
            display: inline-block;
            transition: color var(--transition-fast);
        }

        .footer-logo:hover {
            color: var(--accent);
        }

        .footer-brief {
            font-size: 13px;
            line-height: 1.8;
            color: #8e939c;
            margin-bottom: 10px;
        }

        .footer-col h4 {
            font-family: var(--font-heading);
            font-size: 14px;
            font-weight: 600;
            color: var(--white);
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul a {
            font-size: 13px;
            color: #8e939c;
            transition: color var(--transition-fast);
            line-height: 1.6;
        }

        .footer-col ul a:hover {
            color: var(--accent);
        }

        .footer-contact li {
            font-size: 13px;
            color: #8e939c;
            line-height: 1.7;
        }

        .footer-bottom {
            border-top: 1px solid var(--border-dark);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
        }

        .footer-links {
            display: flex;
            gap: 20px;
            align-items: center;
        }

        .footer-links a {
            font-size: 13px;
            color: #8e939c;
            transition: color var(--transition-fast);
        }

        .footer-links a:hover {
            color: var(--accent);
        }

        .footer-copyright {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .footer-copyright p {
            font-size: 12px;
            color: #6e727a;
            line-height: 1.5;
        }

        /* ===== Mobile Menu ===== */
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.5);
            z-index: 999;
            opacity: 0;
            transition: opacity var(--transition-base);
        }

        .mobile-nav-overlay.show {
            opacity: 1;
        }

        .mobile-nav-panel {
            position: fixed;
            top: 0;
            right: -100%;
            width: 280px;
            max-width: 80vw;
            height: 100vh;
            background: var(--white);
            z-index: 1001;
            transition: right var(--transition-base);
            box-shadow: var(--shadow-lg);
            padding: 24px;
            display: flex;
            flex-direction: column;
            overflow-y: auto;
        }

        .mobile-nav-panel.show {
            right: 0;
        }

        .mobile-nav-panel .mobile-nav-close {
            display: flex;
            align-items: center;
            justify-content: flex-end;
            margin-bottom: 20px;
        }

        .mobile-nav-panel .mobile-nav-close button {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--bg);
            border: 1px solid var(--border);
            font-size: 16px;
            color: var(--text-dark);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-fast);
        }

        .mobile-nav-panel .mobile-nav-close button:hover {
            background: var(--border);
            color: var(--accent);
        }

        .mobile-nav-panel .mobile-nav-links {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .mobile-nav-panel .mobile-nav-links a {
            padding: 12px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-body);
            border-radius: var(--radius-card);
            transition: all var(--transition-fast);
            border-left: 3px solid transparent;
        }

        .mobile-nav-panel .mobile-nav-links a:hover {
            background: var(--bg);
            color: var(--accent);
        }

        .mobile-nav-panel .mobile-nav-links a.active {
            background: rgba(230, 57, 70, 0.06);
            color: var(--accent);
            border-left-color: var(--accent);
            font-weight: 600;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .container {
                padding: 0 24px;
            }
            .channel-nav {
                padding: 0 24px;
            }
            .benefits-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .benefit-card-large {
                grid-row: auto;
            }
            .scenarios-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .recommend-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .tiers-grid {
                grid-template-columns: 1fr;
                gap: 0;
                border-radius: var(--radius-card);
            }
            .tier-card {
                border-right: none;
                border-bottom: 1px solid var(--border);
            }
            .tier-card:last-child {
                border-bottom: none;
            }
            .tier-card.featured {
                border-bottom: none;
                order: -1;
            }
            .category-hero-inner {
                flex-direction: column;
                gap: 24px;
            }
            .category-hero-side {
                flex-direction: row;
                width: 100%;
                flex-wrap: wrap;
            }
            .hero-stat-card {
                flex: 1;
                min-width: 120px;
            }
            .category-hero h1 {
                font-size: 32px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 768px) {
            .header-actions .search-box {
                display: none;
            }
            .btn-login {
                display: none;
            }
            .mobile-menu-toggle {
                display: flex;
            }
            .channel-nav {
                padding: 0 12px;
                gap: 0;
            }
            .channel-nav a {
                padding: 10px 12px;
                font-size: 13px;
            }
            .category-hero {
                min-height: auto;
            }
            .category-hero .container {
                padding-top: 40px;
                padding-bottom: 40px;
            }
            .category-hero h1 {
                font-size: 26px;
            }
            .category-hero-desc {
                font-size: 15px;
                line-height: 1.75;
            }
            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }
            .btn-primary,
            .btn-secondary {
                justify-content: center;
                text-align: center;
            }
            .section {
                padding: var(--spacing-section-mobile) 0;
            }
            .section-title {
                font-size: 22px;
            }
            .scenarios-grid {
                grid-template-columns: 1fr;
            }
            .recommend-grid {
                grid-template-columns: 1fr;
            }
            .content-item {
                flex-direction: column;
                gap: 12px;
                padding: 16px 0;
            }
            .content-date {
                width: 100%;
                display: flex;
                align-items: baseline;
                gap: 8px;
                text-align: left;
                padding: 8px 14px;
            }
            .content-date .day {
                font-size: 18px;
            }
            .content-date .month-year {
                font-size: 12px;
            }
            .cta-banner {
                padding: 36px 24px;
            }
            .cta-banner h2 {
                font-size: 24px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-number {
                font-size: 26px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }
            .footer-copyright {
                flex-direction: column;
                align-items: flex-start;
                gap: 4px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .channel-nav a {
                padding: 8px 10px;
                font-size: 12px;
            }
            .category-hero h1 {
                font-size: 22px;
            }
            .logo-text {
                font-size: 18px;
            }
            .logo-mark {
                width: 36px;
                height: 36px;
                font-size: 17px;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .section-title {
                font-size: 20px;
            }
            .benefit-card-large {
                padding: 20px;
            }
            .benefit-card-small {
                padding: 18px;
                flex-direction: column;
                gap: 10px;
            }
            .tier-card {
                padding: 24px 18px;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 14px;
            }
            .faq-answer {
                padding: 0 16px;
            }
            .faq-item.active .faq-answer {
                padding: 0 16px 16px;
            }
            .cta-banner {
                padding: 28px 18px;
            }
            .cta-banner h2 {
                font-size: 20px;
            }
        }

/* roulang page: category4 */
:root {
            --primary: #131519;
            --primary-light: #1e2228;
            --primary-lighter: #2a2e33;
            --accent: #E63946;
            --accent-hover: #D63429;
            --accent-dark: #B52D24;
            --gold: #D4AF37;
            --gold-light: #e8c84a;
            --bg: #F5F6F8;
            --white: #FFFFFF;
            --text-dark: #16181D;
            --text-body: #33363D;
            --text-muted: #6E727A;
            --text-light: #F5F6F8;
            --border: #E3E5E8;
            --border-dark: #2A2E33;
            --radius-card: 10px;
            --radius-btn: 6px;
            --radius-pill: 999px;
            --radius-tag: 4px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04), 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08), 0 8px 24px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.1), 0 16px 48px rgba(0, 0, 0, 0.08);
            --spacing-section: 80px;
            --spacing-section-mobile: 48px;
            --container-max: 1280px;
            --font-heading: 'HarmonyOS Sans SC', 'Microsoft YaHei', 'PingFang SC', -apple-system, BlinkMacSystemFont, sans-serif;
            --font-body: 'Microsoft YaHei', 'PingFang SC', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', sans-serif;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
            --transition-slow: 0.5s ease;
        }

        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-body);
            background-color: var(--bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            color: var(--accent);
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--accent-hover);
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        button {
            cursor: pointer;
            font-family: var(--font-body);
            border: none;
            background: none;
            font-size: inherit;
        }

        input {
            font-family: var(--font-body);
            font-size: inherit;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 32px;
        }

        /* ===== Header / Navigation ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--white);
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
        }

        .header-brand-row {
            background: var(--white);
            border-bottom: 1px solid var(--border);
            padding: 14px 0;
        }

        .header-brand-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }

        .logo-area {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .logo-mark {
            width: 42px;
            height: 42px;
            background: var(--accent);
            color: var(--white);
            border-radius: var(--radius-card);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 20px;
            letter-spacing: 1px;
            font-family: var(--font-heading);
            flex-shrink: 0;
        }

        .logo-text {
            font-family: var(--font-heading);
            font-size: 22px;
            font-weight: 700;
            color: var(--text-dark);
            letter-spacing: 1px;
            white-space: nowrap;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .search-box {
            position: relative;
            display: flex;
            align-items: center;
        }

        .search-box input {
            width: 200px;
            padding: 8px 14px 8px 36px;
            border: 1px solid var(--border);
            border-radius: var(--radius-pill);
            font-size: 14px;
            background: var(--bg);
            transition: all var(--transition-fast);
            color: var(--text-body);
        }

        .search-box input:focus {
            outline: none;
            border-color: var(--accent);
            background: var(--white);
            width: 240px;
        }

        .search-box .search-icon {
            position: absolute;
            left: 12px;
            font-size: 14px;
            color: var(--text-muted);
            pointer-events: none;
        }

        .btn-login {
            padding: 8px 18px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-body);
            border: 1px solid var(--border);
            border-radius: var(--radius-btn);
            background: var(--white);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-login:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: var(--bg);
        }

        .btn-register {
            padding: 8px 18px;
            font-size: 14px;
            font-weight: 500;
            color: var(--white);
            background: var(--accent);
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-register:hover {
            background: var(--accent-hover);
            color: var(--white);
        }

        .channel-nav-row {
            background: var(--white);
            border-bottom: 1px solid var(--border);
            padding: 0;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }

        .channel-nav-row::-webkit-scrollbar {
            display: none;
        }

        .channel-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            min-width: max-content;
            padding: 10px 0;
        }

        .channel-nav a {
            display: inline-block;
            padding: 6px 18px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-muted);
            border-radius: var(--radius-pill);
            transition: all var(--transition-fast);
            position: relative;
            white-space: nowrap;
        }

        .channel-nav a:hover {
            color: var(--accent);
            background: #f8f9fa;
        }

        .channel-nav a.active {
            color: var(--accent);
            font-weight: 700;
            background: #fef0f0;
        }

        .channel-nav a.active::after {
            content: '';
            display: block;
            width: 24px;
            height: 2px;
            background: var(--accent);
            margin: 4px auto 0;
            border-radius: 2px;
        }

        /* ===== Hero ===== */
        .hero {
            background: var(--primary);
            background-image: linear-gradient(rgba(19, 21, 25, 0.85), rgba(19, 21, 25, 0.9)), url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            color: var(--text-light);
            padding: 80px 0 72px;
            position: relative;
            overflow: hidden;
        }

        .hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--accent), var(--gold), var(--accent));
        }

        .hero-inner {
            display: grid;
            grid-template-columns: 1fr 420px;
            gap: 56px;
            align-items: center;
        }

        .hero-content {
            max-width: 680px;
        }

        .hero-badge {
            display: inline-block;
            background: rgba(230, 57, 70, 0.18);
            color: #ffb3b8;
            border: 1px solid rgba(230, 57, 70, 0.4);
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 0.5px;
            margin-bottom: 20px;
        }

        .hero h1 {
            font-size: 48px;
            line-height: 1.3;
            font-weight: 700;
            margin-bottom: 18px;
            font-family: var(--font-heading);
            color: var(--white);
            letter-spacing: 1px;
        }

        .hero h1 .highlight {
            color: var(--gold);
        }

        .hero-subtitle {
            font-size: 18px;
            line-height: 1.7;
            color: #c9cdd4;
            margin-bottom: 32px;
        }

        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-bottom: 28px;
        }

        .btn-primary-lg {
            padding: 14px 32px;
            font-size: 16px;
            font-weight: 600;
            color: var(--white);
            background: var(--accent);
            border-radius: var(--radius-btn);
            transition: all var(--transition-base);
            letter-spacing: 0.5px;
            box-shadow: 0 4px 12px rgba(230, 57, 70, 0.3);
        }

        .btn-primary-lg:hover {
            background: var(--accent-hover);
            box-shadow: 0 6px 20px rgba(230, 57, 70, 0.4);
            transform: translateY(-2px);
            color: var(--white);
        }

        .btn-outline-light-lg {
            padding: 14px 32px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-light);
            background: transparent;
            border: 2px solid rgba(255, 255, 255, 0.5);
            border-radius: var(--radius-btn);
            transition: all var(--transition-base);
            letter-spacing: 0.5px;
        }

        .btn-outline-light-lg:hover {
            border-color: var(--gold);
            color: var(--gold);
            background: rgba(212, 175, 55, 0.1);
        }

        .hero-group-info {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .group-count {
            display: flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.08);
            padding: 10px 20px;
            border-radius: var(--radius-card);
            border: 1px solid rgba(255, 255, 255, 0.15);
        }

        .group-count .count-number {
            font-size: 28px;
            font-weight: 700;
            color: var(--gold);
            font-family: var(--font-heading);
        }

        .group-count .count-label {
            font-size: 13px;
            color: #c9cdd4;
            line-height: 1.4;
        }

        .hero-panel {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-card);
            padding: 28px;
            backdrop-filter: blur(8px);
        }

        .hero-panel-title {
            font-size: 20px;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 12px;
            font-family: var(--font-heading);
        }

        .hero-panel-text {
            font-size: 14px;
            color: #c9cdd4;
            margin-bottom: 20px;
            line-height: 1.7;
        }

        .hero-panel .status-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 10px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }

        .hero-panel .status-label {
            font-size: 13px;
            color: #a8adb8;
        }

        .hero-panel .status-value {
            font-size: 14px;
            font-weight: 600;
            color: var(--gold-light);
        }

        /* ===== Intro / Summary ===== */
        .intro-section {
            background: var(--white);
            padding: 56px 0;
            border-bottom: 1px solid var(--border);
        }

        .intro-section .intro-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 20px;
            font-family: var(--font-heading);
        }

        .intro-section .intro-text {
            font-size: 16px;
            line-height: 1.9;
            color: var(--text-body);
            max-width: 900px;
        }

        .intro-stats {
            display: flex;
            gap: 48px;
            margin-top: 32px;
            flex-wrap: wrap;
        }

        .intro-stat-item {
            display: flex;
            flex-direction: column;
        }

        .intro-stat-item .stat-num {
            font-size: 36px;
            font-weight: 700;
            color: var(--accent);
            font-family: var(--font-heading);
        }

        .intro-stat-item .stat-label {
            font-size: 14px;
            color: var(--text-muted);
            margin-top: 4px;
        }

        /* ===== Featured Activities ===== */
        .featured-section {
            background: var(--bg);
            padding: var(--spacing-section) 0;
        }

        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: 36px;
            gap: 20px;
            flex-wrap: wrap;
        }

        .section-title {
            font-size: 30px;
            font-weight: 700;
            color: var(--text-dark);
            font-family: var(--font-heading);
        }

        .section-title-sub {
            font-size: 15px;
            color: var(--text-muted);
            margin-top: 6px;
        }

        .featured-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .featured-card {
            background: var(--white);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            border: 1px solid var(--border);
        }

        .featured-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }

        .featured-card .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 9;
        }

        .featured-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .featured-card:hover .card-img-wrap img {
            transform: scale(1.06);
        }

        .featured-card .card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--accent);
            color: var(--white);
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            font-size: 12px;
            font-weight: 600;
        }

        .featured-card .card-body {
            padding: 20px 22px 24px;
        }

        .featured-card .card-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 10px;
            line-height: 1.4;
            font-family: var(--font-heading);
        }

        .featured-card .card-desc {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .featured-card .card-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 13px;
            color: var(--text-muted);
        }

        .featured-card .card-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--accent);
            border-bottom: 1px solid transparent;
            transition: all var(--transition-fast);
        }

        .featured-card .card-link:hover {
            border-bottom-color: var(--accent);
            color: var(--accent-hover);
        }

        /* ===== Activity List ===== */
        .activity-list-section {
            background: var(--white);
            padding: var(--spacing-section) 0;
        }

        .activity-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .activity-item {
            display: grid;
            grid-template-columns: 90px 1fr auto;
            gap: 24px;
            padding: 22px 0;
            border-bottom: 1px solid var(--border);
            align-items: center;
            transition: background var(--transition-fast);
        }

        .activity-item:hover {
            background: #fafbfc;
        }

        .activity-date {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            background: var(--bg);
            border-radius: var(--radius-card);
            padding: 12px 8px;
            text-align: center;
            min-width: 76px;
        }

        .activity-date .date-month {
            font-size: 13px;
            color: var(--accent);
            font-weight: 600;
        }

        .activity-date .date-day {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-dark);
            line-height: 1.2;
            font-family: var(--font-heading);
        }

        .activity-date .date-year {
            font-size: 12px;
            color: var(--text-muted);
        }

        .activity-info .activity-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 6px;
            line-height: 1.4;
            font-family: var(--font-heading);
        }

        .activity-info .activity-summary {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .activity-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--accent);
            white-space: nowrap;
            border-bottom: 1px solid transparent;
            transition: all var(--transition-fast);
            padding-bottom: 2px;
        }

        .activity-link:hover {
            border-bottom-color: var(--accent);
            color: var(--accent-hover);
        }

        /* ===== Recommendation / Sidebar ===== */
        .recommend-section {
            background: var(--bg);
            padding: var(--spacing-section) 0;
        }

        .recommend-grid {
            display: grid;
            grid-template-columns: 1fr 340px;
            gap: 40px;
            align-items: start;
        }

        .recommend-main {
            background: var(--white);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            padding: 32px;
        }

        .recommend-main h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 20px;
            font-family: var(--font-heading);
        }

        .recommend-main p {
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.9;
            margin-bottom: 16px;
        }

        .recommend-main .highlight-list {
            margin: 16px 0 20px;
            padding-left: 20px;
        }

        .recommend-main .highlight-list li {
            font-size: 15px;
            color: var(--text-body);
            margin-bottom: 8px;
            position: relative;
        }

        .recommend-main .highlight-list li::before {
            content: '';
            position: absolute;
            left: -14px;
            top: 12px;
            width: 6px;
            height: 6px;
            background: var(--accent);
            border-radius: 50%;
        }

        .recommend-sidebar {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .sidebar-card {
            background: var(--white);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            padding: 24px;
        }

        .sidebar-card h4 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 16px;
            font-family: var(--font-heading);
            border-left: 3px solid var(--accent);
            padding-left: 12px;
        }

        .sidebar-card ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .sidebar-card ul li a {
            font-size: 14px;
            color: var(--text-body);
            transition: all var(--transition-fast);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .sidebar-card ul li a:hover {
            color: var(--accent);
            transform: translateX(4px);
        }

        .sidebar-card ul li a .rank {
            display: inline-block;
            width: 22px;
            height: 22px;
            background: var(--bg);
            border-radius: 4px;
            text-align: center;
            line-height: 22px;
            font-size: 12px;
            font-weight: 700;
            color: var(--text-muted);
            margin-right: 8px;
        }

        .sidebar-card ul li a .rank.top {
            background: var(--gold);
            color: var(--primary);
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--white);
            padding: var(--spacing-section) 0;
        }

        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            overflow: hidden;
            background: var(--white);
            transition: all var(--transition-fast);
        }

        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }

        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 18px 24px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-dark);
            transition: all var(--transition-fast);
            font-family: var(--font-heading);
        }

        .faq-question:hover {
            color: var(--accent);
        }

        .faq-question .faq-icon {
            font-size: 20px;
            color: var(--text-muted);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
            margin-left: 12px;
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
            color: var(--accent);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-base);
            padding: 0 24px;
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.8;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 24px 20px;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--primary);
            background-image: linear-gradient(rgba(19, 21, 25, 0.9), rgba(19, 21, 25, 0.95)), url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            padding: 72px 0;
            position: relative;
        }

        .cta-inner {
            text-align: center;
            max-width: 700px;
            margin: 0 auto;
        }

        .cta-inner h2 {
            font-size: 36px;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 16px;
            font-family: var(--font-heading);
        }

        .cta-inner p {
            font-size: 16px;
            color: #c9cdd4;
            margin-bottom: 32px;
            line-height: 1.8;
        }

        .cta-form {
            display: flex;
            gap: 12px;
            max-width: 520px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }

        .cta-form input {
            flex: 1;
            min-width: 200px;
            padding: 14px 20px;
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-btn);
            font-size: 15px;
            background: rgba(255, 255, 255, 0.08);
            color: var(--white);
            transition: all var(--transition-fast);
        }

        .cta-form input::placeholder {
            color: #a8adb8;
        }

        .cta-form input:focus {
            outline: none;
            border-color: var(--accent);
            background: rgba(255, 255, 255, 0.12);
        }

        .cta-form .btn-primary-lg {
            white-space: nowrap;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary);
            color: #c9cdd4;
            padding: 56px 0 32px;
            margin-top: auto;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-logo {
            font-size: 24px;
            font-weight: 700;
            color: var(--white);
            font-family: var(--font-heading);
            letter-spacing: 1px;
            margin-bottom: 16px;
            display: inline-block;
        }

        .footer-brief {
            font-size: 13px;
            color: #a8adb8;
            line-height: 1.8;
            margin-bottom: 12px;
        }

        .footer-col h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 16px;
            font-family: var(--font-heading);
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-col ul li a {
            font-size: 14px;
            color: #a8adb8;
            transition: all var(--transition-fast);
        }

        .footer-col ul li a:hover {
            color: var(--gold-light);
            padding-left: 4px;
        }

        .footer-contact {
            font-size: 14px;
            color: #a8adb8;
            line-height: 2;
        }

        .footer-bottom {
            border-top: 1px solid var(--border-dark);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
        }

        .footer-links {
            display: flex;
            gap: 20px;
        }

        .footer-links a {
            font-size: 14px;
            color: #a8adb8;
            transition: all var(--transition-fast);
        }

        .footer-links a:hover {
            color: var(--gold-light);
        }

        .footer-copyright {
            display: flex;
            gap: 20px;
            align-items: center;
            flex-wrap: wrap;
            font-size: 13px;
            color: #a8adb8;
        }

        .footer-copyright p {
            line-height: 1.6;
        }

        /* ===== Mobile Menu ===== */
        .mobile-menu-toggle {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border: 1px solid var(--border);
            border-radius: var(--radius-btn);
            color: var(--text-body);
            font-size: 20px;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .hero-inner {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .hero h1 {
                font-size: 38px;
            }

            .featured-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .recommend-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .recommend-sidebar {
                flex-direction: row;
                flex-wrap: wrap;
            }

            .recommend-sidebar .sidebar-card {
                flex: 1;
                min-width: 280px;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 20px;
            }

            .header-brand-inner {
                flex-wrap: wrap;
            }

            .search-box {
                display: none;
            }

            .mobile-menu-toggle {
                display: flex;
            }

            .channel-nav-row {
                overflow-x: auto;
            }

            .hero {
                padding: 48px 0 48px;
            }

            .hero h1 {
                font-size: 32px;
            }

            .hero-subtitle {
                font-size: 16px;
            }

            .featured-grid {
                grid-template-columns: 1fr;
            }

            .activity-item {
                grid-template-columns: 1fr;
                gap: 12px;
                padding: 18px 0;
            }

            .activity-date {
                flex-direction: row;
                justify-content: flex-start;
                gap: 8px;
                padding: 8px 14px;
                min-width: auto;
                align-self: flex-start;
            }

            .activity-date .date-day {
                font-size: 20px;
            }

            .activity-link {
                align-self: flex-start;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }

            .footer-copyright {
                gap: 12px;
            }

            .intro-stats {
                gap: 28px;
            }

            .intro-stat-item .stat-num {
                font-size: 28px;
            }

            .cta-inner h2 {
                font-size: 28px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }

            .logo-text {
                font-size: 18px;
            }

            .btn-login,
            .btn-register {
                padding: 6px 12px;
                font-size: 13px;
            }

            .header-actions {
                gap: 8px;
            }

            .hero h1 {
                font-size: 28px;
            }

            .hero-actions {
                flex-direction: column;
            }

            .btn-primary-lg,
            .btn-outline-light-lg {
                padding: 12px 20px;
                font-size: 15px;
                text-align: center;
            }

            .featured-grid {
                grid-template-columns: 1fr;
            }

            .activity-item {
                grid-template-columns: 1fr;
            }

            .activity-date {
                flex-direction: row;
                justify-content: flex-start;
                align-items: center;
                gap: 6px;
                padding: 6px 12px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .footer-bottom {
                flex-direction: column;
                gap: 16px;
            }

            .footer-links {
                flex-direction: column;
                gap: 10px;
            }

            .cta-form {
                flex-direction: column;
            }

            .cta-form input {
                min-width: 100%;
            }

            .cta-form .btn-primary-lg {
                width: 100%;
            }

            .recommend-sidebar {
                flex-direction: column;
            }

            .recommend-sidebar .sidebar-card {
                min-width: auto;
            }
        }

/* roulang page: category5 */
:root {
            --primary: #131519;
            --primary-light: #1e2228;
            --primary-lighter: #2a2e33;
            --accent: #E63946;
            --accent-hover: #D63429;
            --accent-dark: #B52D24;
            --gold: #D4AF37;
            --gold-light: #e8c84a;
            --bg: #F5F6F8;
            --white: #FFFFFF;
            --text-dark: #16181D;
            --text-body: #33363D;
            --text-muted: #6E727A;
            --text-light: #F5F6F8;
            --border: #E3E5E8;
            --border-dark: #2A2E33;
            --radius-card: 10px;
            --radius-btn: 6px;
            --radius-pill: 999px;
            --radius-tag: 4px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04), 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08), 0 8px 24px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.1), 0 16px 48px rgba(0, 0, 0, 0.08);
            --spacing-section: 80px;
            --spacing-section-mobile: 48px;
            --container-max: 1280px;
            --font-heading: 'HarmonyOS Sans SC', 'Microsoft YaHei', 'PingFang SC', -apple-system, BlinkMacSystemFont, sans-serif;
            --font-body: 'Microsoft YaHei', 'PingFang SC', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', sans-serif;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
            --transition-slow: 0.5s ease;
        }
        html {
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            scroll-behavior: smooth;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-body);
            background-color: var(--bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--accent);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--accent-hover);
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        button {
            cursor: pointer;
            font-family: var(--font-body);
            border: none;
            background: none;
            font-size: inherit;
        }
        input {
            font-family: var(--font-body);
            font-size: inherit;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 32px;
        }
        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--white);
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
        }
        .header-brand-row {
            background: var(--white);
            border-bottom: 1px solid var(--border);
            padding: 14px 0;
        }
        .header-brand-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }
        .logo-area {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .logo-mark {
            width: 42px;
            height: 42px;
            background: var(--accent);
            color: var(--white);
            border-radius: var(--radius-card);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 20px;
            letter-spacing: 1px;
            font-family: var(--font-heading);
            flex-shrink: 0;
        }
        .logo-text {
            font-family: var(--font-heading);
            font-size: 22px;
            font-weight: 700;
            color: var(--text-dark);
            letter-spacing: 1px;
            white-space: nowrap;
        }
        .logo-text:hover {
            color: var(--accent);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .search-box {
            position: relative;
            display: flex;
            align-items: center;
        }
        .search-box input {
            width: 200px;
            padding: 8px 14px 8px 36px;
            border: 1px solid var(--border);
            border-radius: var(--radius-pill);
            font-size: 14px;
            background: var(--bg);
            transition: all var(--transition-fast);
            color: var(--text-body);
        }
        .search-box input:focus {
            outline: none;
            border-color: var(--accent);
            background: var(--white);
            width: 240px;
        }
        .search-box .search-icon {
            position: absolute;
            left: 12px;
            font-size: 14px;
            color: var(--text-muted);
            pointer-events: none;
        }
        .btn-login {
            padding: 8px 18px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-body);
            border: 1px solid var(--border);
            border-radius: var(--radius-btn);
            background: var(--white);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .btn-login:hover {
            border-color: var(--accent);
            color: var(--accent);
        }
        .btn-primary-sm {
            padding: 8px 18px;
            font-size: 14px;
            font-weight: 600;
            color: var(--white);
            background: var(--accent);
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .btn-primary-sm:hover {
            background: var(--accent-hover);
        }
        .channel-nav {
            background: var(--white);
            border-bottom: 1px solid var(--border);
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            display: flex;
            align-items: center;
            gap: 4px;
            padding: 0 16px;
        }
        .channel-nav a {
            display: inline-flex;
            align-items: center;
            padding: 12px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-body);
            white-space: nowrap;
            border-bottom: 2px solid transparent;
            transition: all var(--transition-fast);
        }
        .channel-nav a:hover {
            color: var(--accent);
            background: #fafbfc;
        }
        .channel-nav a.active {
            color: var(--accent);
            border-bottom-color: var(--accent);
            font-weight: 600;
        }
        .hamburger {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            color: var(--text-dark);
            border-radius: var(--radius-btn);
            transition: background var(--transition-fast);
        }
        .hamburger:hover {
            background: var(--bg);
        }
        .mobile-drawer {
            display: none;
            background: var(--white);
            border-top: 1px solid var(--border);
            padding: 12px 16px;
            flex-direction: column;
            gap: 4px;
        }
        .mobile-drawer.open {
            display: flex;
        }
        .mobile-drawer a {
            padding: 12px 8px;
            font-size: 15px;
            color: var(--text-body);
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
        }
        .mobile-drawer a:hover,
        .mobile-drawer a.active {
            background: #fafbfc;
            color: var(--accent);
        }
        /* ===== Page Banner ===== */
        .page-banner {
            position: relative;
            background: var(--primary);
            background-image: linear-gradient(135deg, rgba(19, 21, 25, 0.88) 0%, rgba(19, 21, 25, 0.72) 100%), url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            padding: 72px 0 64px;
            color: var(--text-light);
            overflow: hidden;
        }
        .page-banner::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--accent), var(--gold), var(--accent));
        }
        .page-banner .container {
            position: relative;
            z-index: 1;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(245, 246, 248, 0.7);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: rgba(245, 246, 248, 0.7);
            transition: color var(--transition-fast);
        }
        .breadcrumb a:hover {
            color: var(--white);
        }
        .breadcrumb .sep {
            opacity: 0.5;
        }
        .breadcrumb .current {
            color: var(--gold-light);
        }
        .page-banner h1 {
            font-family: var(--font-heading);
            font-size: 42px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--white);
            margin-bottom: 16px;
            letter-spacing: 1px;
        }
        .page-banner .banner-subtitle {
            font-size: 18px;
            line-height: 1.8;
            color: rgba(245, 246, 248, 0.85);
            max-width: 720px;
        }
        .banner-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            margin-top: 28px;
        }
        .banner-stat-item {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        .banner-stat-item .stat-value {
            font-family: var(--font-heading);
            font-size: 28px;
            font-weight: 700;
            color: var(--gold-light);
            line-height: 1.2;
        }
        .banner-stat-item .stat-label {
            font-size: 13px;
            color: rgba(245, 246, 248, 0.6);
        }
        /* ===== Section Base ===== */
        .section {
            padding: var(--spacing-section) 0;
        }
        .section-alt {
            background: var(--white);
        }
        .section-dark {
            background: var(--primary);
            color: var(--text-light);
        }
        .section-title {
            font-family: var(--font-heading);
            font-size: 28px;
            font-weight: 700;
            color: var(--text-dark);
            line-height: 1.4;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }
        .section-subtitle {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 28px;
        }
        /* ===== Intro Section ===== */
        .intro-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: start;
        }
        .intro-text {
            font-size: 17px;
            line-height: 2;
            color: var(--text-body);
        }
        .intro-text p {
            margin-bottom: 16px;
        }
        .intro-highlight {
            background: var(--white);
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
        }
        .intro-highlight h3 {
            font-family: var(--font-heading);
            font-size: 18px;
            color: var(--text-dark);
            margin-bottom: 12px;
        }
        .intro-highlight ul {
            list-style: none;
            padding: 0;
        }
        .intro-highlight ul li {
            padding: 8px 0;
            border-bottom: 1px solid var(--border);
            font-size: 15px;
            color: var(--text-body);
            display: flex;
            align-items: flex-start;
            gap: 8px;
        }
        .intro-highlight ul li:last-child {
            border-bottom: none;
        }
        .intro-highlight ul li::before {
            content: '●';
            color: var(--accent);
            font-size: 8px;
            flex-shrink: 0;
            margin-top: 8px;
        }
        /* ===== News Cards Grid ===== */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .news-card {
            background: var(--white);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .news-card .card-image {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--primary-light);
        }
        .news-card .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .news-card:hover .card-image img {
            transform: scale(1.04);
        }
        .news-card .card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--accent);
            color: var(--white);
            font-size: 12px;
            padding: 4px 10px;
            border-radius: var(--radius-tag);
            font-weight: 500;
            letter-spacing: 0.5px;
        }
        .news-card .card-body {
            padding: 20px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .news-card .card-date {
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 8px;
        }
        .news-card .card-title {
            font-family: var(--font-heading);
            font-size: 18px;
            font-weight: 600;
            color: var(--text-dark);
            line-height: 1.5;
            margin-bottom: 10px;
            transition: color var(--transition-fast);
        }
        .news-card:hover .card-title {
            color: var(--accent);
        }
        .news-card .card-summary {
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.8;
            flex: 1;
            margin-bottom: 14px;
        }
        .news-card .card-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--accent);
            text-decoration: underline;
            text-underline-offset: 3px;
            align-self: flex-start;
            transition: color var(--transition-fast);
        }
        .news-card .card-link:hover {
            color: var(--accent-hover);
            text-decoration-thickness: 2px;
        }
        /* ===== Feature Story ===== */
        .feature-story {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .feature-image {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            aspect-ratio: 16 / 10;
        }
        .feature-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .feature-content h3 {
            font-family: var(--font-heading);
            font-size: 24px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 16px;
            line-height: 1.4;
        }
        .feature-content p {
            font-size: 16px;
            line-height: 2;
            color: var(--text-body);
            margin-bottom: 14px;
        }
        .feature-content .feature-meta {
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 16px;
        }
        /* ===== Trending Rank ===== */
        .ranking-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .ranking-item {
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--white);
            border-radius: var(--radius-card);
            padding: 16px 20px;
            border: 1px solid var(--border);
            transition: all var(--transition-fast);
        }
        .ranking-item:hover {
            box-shadow: var(--shadow-sm);
            border-color: #d0d3d6;
        }
        .ranking-number {
            font-family: var(--font-heading);
            font-size: 28px;
            font-weight: 700;
            color: var(--accent);
            min-width: 40px;
            text-align: center;
            flex-shrink: 0;
        }
        .ranking-number.gold {
            color: var(--gold);
        }
        .ranking-info {
            flex: 1;
            min-width: 0;
        }
        .ranking-info .rank-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 4px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .ranking-info .rank-meta {
            font-size: 13px;
            color: var(--text-muted);
        }
        .ranking-tag {
            font-size: 12px;
            padding: 4px 10px;
            background: #fef0f1;
            color: var(--accent);
            border-radius: var(--radius-tag);
            font-weight: 500;
            white-space: nowrap;
            flex-shrink: 0;
        }
        /* ===== Stats Section ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-card {
            background: var(--primary-light);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            text-align: center;
            border: 1px solid var(--border-dark);
            transition: all var(--transition-fast);
        }
        .stat-card:hover {
            border-color: rgba(230, 57, 70, 0.4);
        }
        .stat-card .stat-number {
            font-family: var(--font-heading);
            font-size: 32px;
            font-weight: 700;
            color: var(--gold-light);
            line-height: 1.2;
            margin-bottom: 8px;
        }
        .stat-card .stat-desc {
            font-size: 14px;
            color: rgba(245, 246, 248, 0.7);
        }
        /* ===== Related Categories ===== */
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .related-card {
            background: var(--white);
            border-radius: var(--radius-card);
            padding: 24px;
            border: 1px solid var(--border);
            transition: all var(--transition-base);
            display: block;
        }
        .related-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: #d0d3d6;
        }
        .related-card .related-icon {
            font-size: 28px;
            margin-bottom: 12px;
            color: var(--accent);
        }
        .related-card h3 {
            font-family: var(--font-heading);
            font-size: 17px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 8px;
        }
        .related-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }
        /* ===== CTA Band ===== */
        .cta-band {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            padding: 64px 0;
            color: var(--text-light);
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-band::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -20%;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: rgba(230, 57, 70, 0.08);
        }
        .cta-band::after {
            content: '';
            position: absolute;
            bottom: -30%;
            left: -15%;
            width: 350px;
            height: 350px;
            border-radius: 50%;
            background: rgba(212, 175, 55, 0.06);
        }
        .cta-band .container {
            position: relative;
            z-index: 1;
        }
        .cta-band h2 {
            font-family: var(--font-heading);
            font-size: 32px;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--white);
            line-height: 1.4;
        }
        .cta-band p {
            font-size: 16px;
            color: rgba(245, 246, 248, 0.8);
            max-width: 640px;
            margin: 0 auto 28px;
            line-height: 1.8;
        }
        .cta-actions {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .btn-primary-large {
            padding: 14px 32px;
            font-size: 16px;
            font-weight: 600;
            color: var(--white);
            background: var(--accent);
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
        }
        .btn-primary-large:hover {
            background: var(--accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(230, 57, 70, 0.35);
        }
        .btn-outline-large {
            padding: 14px 32px;
            font-size: 16px;
            font-weight: 500;
            color: var(--text-light);
            background: transparent;
            border: 1px solid rgba(245, 246, 248, 0.4);
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
        }
        .btn-outline-large:hover {
            border-color: var(--white);
            background: rgba(255, 255, 255, 0.06);
        }
        /* ===== FAQ ===== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 20px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-dark);
            text-align: left;
            transition: color var(--transition-fast);
        }
        .faq-question:hover {
            color: var(--accent);
        }
        .faq-question .faq-icon {
            font-size: 20px;
            color: var(--accent);
            flex-shrink: 0;
            transition: transform var(--transition-fast);
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-base);
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
        }
        .faq-answer-inner {
            padding: 0 20px 18px;
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.8;
        }
        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary);
            color: rgba(245, 246, 248, 0.8);
            padding: 56px 0 0;
            margin-top: auto;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid var(--border-dark);
        }
        .footer-brand .footer-logo {
            font-family: var(--font-heading);
            font-size: 24px;
            font-weight: 700;
            color: var(--white);
            letter-spacing: 1px;
            display: inline-block;
            margin-bottom: 14px;
        }
        .footer-brand .footer-logo:hover {
            color: var(--accent);
        }
        .footer-brief {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(245, 246, 248, 0.65);
            margin-bottom: 12px;
        }
        .footer-col h4 {
            font-family: var(--font-heading);
            font-size: 16px;
            font-weight: 600;
            color: var(--white);
            margin-bottom: 16px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: rgba(245, 246, 248, 0.65);
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--accent);
        }
        .footer-contact {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(245, 246, 248, 0.65);
        }
        .footer-contact li {
            margin-bottom: 8px;
        }
        .footer-bottom {
            padding: 20px 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
        }
        .footer-links {
            display: flex;
            gap: 20px;
        }
        .footer-links a {
            font-size: 14px;
            color: rgba(245, 246, 248, 0.65);
            transition: color var(--transition-fast);
        }
        .footer-links a:hover {
            color: var(--accent);
        }
        .footer-copyright {
            font-size: 13px;
            color: rgba(245, 246, 248, 0.5);
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
        }
        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .container {
                padding: 0 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .intro-block {
                grid-template-columns: 1fr;
            }
            .feature-story {
                grid-template-columns: 1fr;
            }
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            :root {
                --spacing-section: 56px;
            }
            .container {
                padding: 0 18px;
            }
            .header-actions .search-box {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .channel-nav {
                display: none;
            }
            .mobile-drawer {
                display: none;
            }
            .mobile-drawer.open {
                display: flex;
            }
            .page-banner {
                padding: 48px 0 40px;
            }
            .page-banner h1 {
                font-size: 30px;
            }
            .banner-stats {
                gap: 20px;
            }
            .news-grid {
                grid-template-columns: 1fr;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .stat-card .stat-number {
                font-size: 24px;
            }
            .cta-band h2 {
                font-size: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                align-items: center;
            }
            .footer-links {
                justify-content: center;
            }
            .footer-copyright {
                justify-content: center;
            }
            .section-title {
                font-size: 23px;
            }
            .ranking-item {
                padding: 12px 14px;
                gap: 10px;
            }
            .ranking-number {
                font-size: 22px;
                min-width: 30px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 14px;
            }
            .header-brand-inner {
                gap: 8px;
            }
            .logo-text {
                font-size: 18px;
            }
            .logo-mark {
                width: 36px;
                height: 36px;
                font-size: 16px;
            }
            .btn-login,
            .btn-primary-sm {
                padding: 6px 12px;
                font-size: 13px;
            }
            .page-banner h1 {
                font-size: 26px;
            }
            .page-banner .banner-subtitle {
                font-size: 16px;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .news-card .card-title {
                font-size: 16px;
            }
            .cta-actions {
                flex-direction: column;
            }
            .btn-primary-large,
            .btn-outline-large {
                width: 100%;
                text-align: center;
            }
            .faq-question {
                font-size: 14px;
                padding: 14px 16px;
            }
            .footer-copyright {
                flex-direction: column;
                gap: 6px;
                text-align: center;
            }
        }

.dark-section {
            background: var(--primary);
            color: var(--text-light);
        }
        .light-text {
            color: var(--text-light);
        }
        .dark-section .section-title.light-text {
            color: var(--white);
        }
        .dark-section .section-subtitle.light-text {
            color: rgba(245, 246, 248, 0.7);
        }
        .dark-section .stat-card {
            background: var(--primary-light);
            border-color: var(--border-dark);
        }
        .dark-section .stat-number {
            color: var(--gold-light);
        }
        .dark-section .stat-desc {
            color: rgba(245, 246, 248, 0.7);
        }

/* roulang page: category6 */
:root {
            --primary: #131519;
            --primary-light: #1e2228;
            --primary-lighter: #2a2e33;
            --accent: #E63946;
            --accent-hover: #D63429;
            --accent-dark: #B52D24;
            --gold: #D4AF37;
            --gold-light: #e8c84a;
            --bg: #F5F6F8;
            --white: #FFFFFF;
            --text-dark: #16181D;
            --text-body: #33363D;
            --text-muted: #6E727A;
            --text-light: #F5F6F8;
            --border: #E3E5E8;
            --border-dark: #2A2E33;
            --radius-card: 10px;
            --radius-btn: 6px;
            --radius-pill: 999px;
            --radius-tag: 4px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04), 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08), 0 8px 24px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.1), 0 16px 48px rgba(0, 0, 0, 0.08);
            --spacing-section: 80px;
            --spacing-section-mobile: 48px;
            --container-max: 1280px;
            --font-heading: 'HarmonyOS Sans SC', 'Microsoft YaHei', 'PingFang SC', -apple-system, BlinkMacSystemFont, sans-serif;
            --font-body: 'Microsoft YaHei', 'PingFang SC', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', sans-serif;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
            --transition-slow: 0.5s ease;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-body);
            background-color: var(--bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--accent);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--accent-hover);
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        button {
            cursor: pointer;
            font-family: var(--font-body);
            border: none;
            background: none;
            font-size: inherit;
        }
        input {
            font-family: var(--font-body);
            font-size: inherit;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 32px;
        }

        /* ===== Header / Navigation ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--white);
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
        }
        .header-brand-row {
            background: var(--white);
            border-bottom: 1px solid var(--border);
            padding: 14px 0;
        }
        .header-brand-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }
        .logo-area {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .logo-mark {
            width: 42px;
            height: 42px;
            background: var(--accent);
            color: var(--white);
            border-radius: var(--radius-card);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 20px;
            letter-spacing: 1px;
            font-family: var(--font-heading);
            flex-shrink: 0;
        }
        .logo-text {
            font-family: var(--font-heading);
            font-size: 22px;
            font-weight: 700;
            color: var(--text-dark);
            letter-spacing: 1px;
            white-space: nowrap;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .search-box {
            position: relative;
            display: flex;
            align-items: center;
        }
        .search-box input {
            width: 200px;
            padding: 8px 14px 8px 36px;
            border: 1px solid var(--border);
            border-radius: var(--radius-pill);
            font-size: 14px;
            background: var(--bg);
            transition: all var(--transition-fast);
            color: var(--text-body);
        }
        .search-box input:focus {
            outline: none;
            border-color: var(--accent);
            background: var(--white);
            width: 240px;
        }
        .search-box .search-icon {
            position: absolute;
            left: 12px;
            font-size: 14px;
            color: var(--text-muted);
            pointer-events: none;
        }
        .btn-login {
            padding: 8px 18px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-body);
            border: 1px solid var(--border);
            border-radius: var(--radius-btn);
            background: var(--white);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .btn-login:hover {
            border-color: var(--accent);
            color: var(--accent);
        }
        .btn-register {
            padding: 8px 18px;
            font-size: 14px;
            font-weight: 600;
            color: var(--white);
            background: var(--accent);
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .btn-register:hover {
            background: var(--accent-hover);
        }
        .channel-nav {
            background: var(--white);
            border-bottom: 1px solid var(--border);
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .channel-nav::-webkit-scrollbar {
            display: none;
        }
        .channel-nav-inner {
            display: flex;
            align-items: center;
            gap: 4px;
            padding: 0 20px;
            max-width: var(--container-max);
            margin: 0 auto;
            min-width: max-content;
        }
        .channel-nav a {
            display: inline-block;
            padding: 12px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-body);
            white-space: nowrap;
            border-bottom: 2px solid transparent;
            transition: all var(--transition-fast);
            position: relative;
        }
        .channel-nav a:hover {
            color: var(--accent);
            background: #f9fafb;
        }
        .channel-nav a.active {
            color: var(--accent);
            border-bottom-color: var(--accent);
            font-weight: 600;
        }

        /* ===== Mobile Nav Toggle ===== */
        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            align-items: center;
            justify-content: center;
            border: 1px solid var(--border);
            border-radius: var(--radius-btn);
            background: var(--white);
            flex-shrink: 0;
        }
        .nav-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--text-dark);
            margin: 2px 0;
            transition: all var(--transition-base);
        }

        /* ===== Buttons ===== */
        .btn-primary {
            display: inline-block;
            padding: 14px 28px;
            font-size: 16px;
            font-weight: 600;
            color: var(--white);
            background: var(--accent);
            border-radius: var(--radius-btn);
            transition: all var(--transition-base);
            white-space: nowrap;
        }
        .btn-primary:hover {
            background: var(--accent-hover);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
            color: var(--white);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: none;
        }
        .btn-secondary {
            display: inline-block;
            padding: 14px 28px;
            font-size: 16px;
            font-weight: 500;
            color: var(--text-dark);
            background: transparent;
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-btn);
            transition: all var(--transition-base);
            white-space: nowrap;
        }
        .btn-secondary:hover {
            background: var(--primary-light);
            color: var(--white);
            border-color: var(--primary-light);
        }
        .btn-pill {
            border-radius: var(--radius-pill);
        }

        /* ===== Tags / Badges ===== */
        .tag {
            display: inline-block;
            padding: 4px 10px;
            font-size: 12px;
            font-weight: 500;
            color: var(--accent);
            background: rgba(230, 57, 70, 0.08);
            border-radius: var(--radius-tag);
            letter-spacing: 0.5px;
        }
        .tag-gold {
            color: var(--gold);
            background: rgba(212, 175, 55, 0.1);
        }
        .badge {
            display: inline-block;
            padding: 3px 8px;
            font-size: 12px;
            font-weight: 600;
            color: var(--white);
            background: var(--accent);
            border-radius: var(--radius-tag);
            letter-spacing: 0.5px;
        }

        /* ===== Section Common ===== */
        .section {
            padding: var(--spacing-section) 0;
        }
        .section-dark {
            background: var(--primary);
            color: var(--text-light);
        }
        .section-light {
            background: var(--bg);
        }
        .section-white {
            background: var(--white);
        }
        .section-title {
            font-family: var(--font-heading);
            font-size: 32px;
            font-weight: 700;
            color: var(--text-dark);
            line-height: 1.4;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }
        .section-title.dark {
            color: var(--white);
        }
        .section-subtitle {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.8;
            max-width: 720px;
            margin-bottom: 32px;
        }
        .section-subtitle.dark {
            color: #b8bcc4;
        }

        /* ===== Category Hero ===== */
        .category-hero {
            position: relative;
            padding: 64px 0 56px;
            background: var(--primary);
            color: var(--text-light);
            overflow: hidden;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            opacity: 0.25;
        }
        .category-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(19, 21, 25, 0.65) 0%, rgba(19, 21, 25, 0.92) 78%, rgba(19, 21, 25, 0.98) 100%);
        }
        .category-hero .container {
            position: relative;
            z-index: 2;
        }
        .category-breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: #b8bcc4;
            margin-bottom: 18px;
            flex-wrap: wrap;
        }
        .category-breadcrumb a {
            color: #b8bcc4;
            transition: color var(--transition-fast);
        }
        .category-breadcrumb a:hover {
            color: var(--white);
        }
        .category-breadcrumb .sep {
            color: #555b64;
        }
        .category-hero h1 {
            font-family: var(--font-heading);
            font-size: 42px;
            font-weight: 700;
            color: var(--white);
            line-height: 1.3;
            margin-bottom: 16px;
            letter-spacing: 1px;
        }
        .category-hero .hero-para {
            font-size: 16px;
            line-height: 1.9;
            color: #d0d4da;
            max-width: 780px;
            margin-bottom: 24px;
        }
        .hero-meta {
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
            font-size: 13px;
            color: #b8bcc4;
        }
        .hero-meta span {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .hero-meta .dot {
            width: 4px;
            height: 4px;
            background: var(--accent);
            border-radius: 50%;
            display: inline-block;
        }

        /* ===== Featured Analysis ===== */
        .featured-analysis .featured-grid {
            display: grid;
            grid-template-columns: 1.25fr 1fr;
            gap: 40px;
            align-items: start;
        }
        .featured-main {
            position: relative;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            background: var(--white);
        }
        .featured-main img {
            width: 100%;
            height: 360px;
            object-fit: cover;
        }
        .featured-main .featured-body {
            padding: 24px 28px;
        }
        .featured-main .featured-title {
            font-family: var(--font-heading);
            font-size: 24px;
            font-weight: 700;
            color: var(--text-dark);
            line-height: 1.4;
            margin-bottom: 8px;
        }
        .featured-main .featured-text {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 16px;
        }
        .featured-side {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .side-card {
            background: var(--white);
            border-radius: var(--radius-card);
            padding: 18px 22px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            transition: all var(--transition-base);
        }
        .side-card:hover {
            box-shadow: var(--shadow-md);
            border-color: #d0d4da;
            transform: translateY(-2px);
        }
        .side-card .side-tag {
            font-size: 12px;
            color: var(--accent);
            font-weight: 600;
            margin-bottom: 6px;
            letter-spacing: 0.5px;
        }
        .side-card h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-dark);
            line-height: 1.5;
            margin-bottom: 8px;
            font-family: var(--font-heading);
        }
        .side-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* ===== Data Snapshot Bar ===== */
        .data-snapshot {
            background: var(--white);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
            padding: 36px 0;
        }
        .data-snapshot-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
        }
        .data-item {
            padding: 12px;
        }
        .data-item .data-number {
            font-family: var(--font-heading);
            font-size: 36px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.2;
            margin-bottom: 4px;
        }
        .data-item .data-label {
            font-size: 13px;
            color: var(--text-muted);
            letter-spacing: 0.5px;
        }
        .data-item .data-note {
            font-size: 12px;
            color: #a0a4ab;
            margin-top: 4px;
        }

        /* ===== Analysis List ===== */
        .analysis-list-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 40px;
        }
        .article-list {
            display: flex;
            flex-direction: column;
        }
        .article-item {
            display: flex;
            gap: 20px;
            padding: 22px 0;
            border-bottom: 1px solid var(--border);
            transition: all var(--transition-base);
        }
        .article-item:first-child {
            padding-top: 0;
        }
        .article-item:hover {
            padding-left: 8px;
        }
        .article-date-box {
            flex-shrink: 0;
            width: 72px;
            text-align: center;
            background: var(--bg);
            border-radius: var(--radius-card);
            padding: 10px 8px;
            align-self: flex-start;
        }
        .article-date-box .day {
            font-family: var(--font-heading);
            font-size: 24px;
            font-weight: 700;
            color: var(--text-dark);
            line-height: 1.1;
        }
        .article-date-box .month-year {
            font-size: 11px;
            color: var(--text-muted);
            letter-spacing: 1px;
        }
        .article-content {
            flex: 1;
            min-width: 0;
        }
        .article-content h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-dark);
            line-height: 1.5;
            margin-bottom: 6px;
            font-family: var(--font-heading);
        }
        .article-content h3 a {
            color: var(--text-dark);
            transition: color var(--transition-fast);
        }
        .article-content h3 a:hover {
            color: var(--accent);
        }
        .article-content .article-excerpt {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.75;
            margin-bottom: 10px;
        }
        .article-content .article-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
            font-size: 12px;
            color: #a0a4ab;
        }
        .article-content .read-more {
            font-size: 13px;
            font-weight: 500;
            color: var(--accent);
            border-bottom: 1px solid transparent;
            transition: all var(--transition-fast);
        }
        .article-content .read-more:hover {
            border-bottom-color: var(--accent);
            color: var(--accent-hover);
        }

        /* ===== Sidebar ===== */
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }
        .sidebar-widget {
            background: var(--white);
            border-radius: var(--radius-card);
            padding: 22px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
        }
        .sidebar-widget h3 {
            font-family: var(--font-heading);
            font-size: 17px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 16px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--border);
        }
        .widget-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .widget-tags .tag {
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        .widget-tags .tag:hover {
            background: var(--accent);
            color: var(--white);
        }
        .widget-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .widget-list li {
            display: flex;
            align-items: flex-start;
            gap: 8px;
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.6;
        }
        .widget-list li .num {
            flex-shrink: 0;
            width: 22px;
            height: 22px;
            background: var(--bg);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 11px;
            font-weight: 700;
            color: var(--accent);
        }
        .widget-list li a {
            color: var(--text-body);
            transition: color var(--transition-fast);
        }
        .widget-list li a:hover {
            color: var(--accent);
        }
        .widget-list li:first-child .num {
            background: var(--accent);
            color: var(--white);
        }

        /* ===== Analyst Quote Section ===== */
        .analyst-section {
            background: var(--primary);
            color: var(--text-light);
        }
        .analyst-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .analyst-card {
            background: var(--primary-light);
            border-left: 3px solid var(--accent);
            border-radius: 0 var(--radius-card) var(--radius-card) 0;
            padding: 24px;
        }
        .analyst-card .quote-text {
            font-size: 15px;
            line-height: 1.8;
            color: #d0d4da;
            margin-bottom: 14px;
        }
        .analyst-card .quote-author {
            font-size: 13px;
            font-weight: 600;
            color: var(--gold);
        }
        .analyst-card .quote-role {
            font-size: 12px;
            color: #8b9098;
            margin-top: 2px;
        }

        /* ===== CTA Banner ===== */
        .cta-banner {
            background: linear-gradient(135deg, var(--primary) 0%, #1a1e24 50%, #0f1114 100%);
            color: var(--text-light);
            padding: 64px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
            opacity: 0.15;
        }
        .cta-banner .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }
        .cta-banner h2 {
            font-family: var(--font-heading);
            font-size: 32px;
            font-weight: 700;
            color: var(--white);
            line-height: 1.4;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }
        .cta-banner p {
            font-size: 16px;
            color: #b8bcc4;
            max-width: 620px;
            margin: 0 auto 28px;
            line-height: 1.8;
        }
        .cta-banner .cta-actions {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* ===== Recommend Section ===== */
        .recommend-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .recommend-card {
            background: var(--white);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
        }
        .recommend-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: #d0d4da;
        }
        .recommend-card img {
            width: 100%;
            height: 160px;
            object-fit: cover;
        }
        .recommend-card .rc-body {
            padding: 18px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .recommend-card h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-dark);
            line-height: 1.5;
            margin-bottom: 8px;
            font-family: var(--font-heading);
        }
        .recommend-card h3 a {
            color: var(--text-dark);
            transition: color var(--transition-fast);
        }
        .recommend-card h3 a:hover {
            color: var(--accent);
        }
        .recommend-card .rc-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 12px;
        }
        .recommend-card .rc-link {
            font-size: 13px;
            font-weight: 500;
            color: var(--accent);
            align-self: flex-start;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary);
            color: #b8bcc4;
            padding: 56px 0 24px;
            margin-top: auto;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-logo {
            font-family: var(--font-heading);
            font-size: 24px;
            font-weight: 700;
            color: var(--white);
            letter-spacing: 1px;
            display: inline-block;
            margin-bottom: 12px;
        }
        .footer-logo:hover {
            color: var(--white);
        }
        .footer-brief {
            font-size: 13px;
            line-height: 1.8;
            color: #8b9098;
            margin-bottom: 10px;
        }
        .footer-col h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--white);
            margin-bottom: 16px;
            font-family: var(--font-heading);
        }
        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: #b8bcc4;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--white);
        }
        .footer-contact li {
            font-size: 14px;
            color: #b8bcc4;
            line-height: 1.7;
        }
        .footer-bottom {
            border-top: 1px solid var(--border-dark);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
        }
        .footer-links {
            display: flex;
            gap: 20px;
        }
        .footer-links a {
            font-size: 13px;
            color: #b8bcc4;
            transition: color var(--transition-fast);
        }
        .footer-links a:hover {
            color: var(--white);
        }
        .footer-copyright {
            display: flex;
            flex-wrap: wrap;
            gap: 8px 16px;
            font-size: 12px;
            color: #6e727a;
        }
        .footer-copyright p {
            margin: 0;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .featured-analysis .featured-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .featured-main img {
                height: 280px;
            }
            .analysis-list-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .analyst-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .data-snapshot-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 20px;
            }
            .section {
                padding: var(--spacing-section-mobile) 0;
            }
            .category-hero {
                padding: 40px 0 36px;
            }
            .category-hero h1 {
                font-size: 30px;
            }
            .section-title {
                font-size: 26px;
            }
            .header-actions .search-box {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .channel-nav-inner {
                gap: 0;
            }
            .channel-nav a {
                padding: 10px 10px;
                font-size: 13px;
            }
            .article-item {
                flex-direction: column;
                gap: 12px;
            }
            .article-date-box {
                width: 100%;
                display: flex;
                align-items: baseline;
                justify-content: center;
                gap: 8px;
                padding: 8px;
            }
            .article-date-box .day {
                font-size: 20px;
            }
            .analyst-grid {
                grid-template-columns: 1fr;
            }
            .recommend-grid {
                grid-template-columns: 1fr;
            }
            .data-snapshot-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .cta-banner h2 {
                font-size: 26px;
            }
            .cta-banner .cta-actions .btn-primary,
            .cta-banner .cta-actions .btn-secondary {
                width: 100%;
                text-align: center;
            }
            .header-brand-inner {
                gap: 8px;
            }
            .btn-login,
            .btn-register {
                padding: 6px 12px;
                font-size: 13px;
            }
            .logo-text {
                font-size: 18px;
            }
            .logo-mark {
                width: 34px;
                height: 34px;
                font-size: 16px;
            }
        }
        @media (max-width: 520px) {
            .category-hero h1 {
                font-size: 26px;
            }
            .featured-main img {
                height: 200px;
            }
            .featured-main .featured-title {
                font-size: 20px;
            }
            .data-snapshot-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .data-item .data-number {
                font-size: 28px;
            }
            .cta-banner h2 {
                font-size: 22px;
            }
            .cta-banner p {
                font-size: 14px;
            }
        }

/* roulang page: category7 */
:root {
            --primary: #131519;
            --primary-light: #1e2228;
            --primary-lighter: #2a2e33;
            --accent: #E63946;
            --accent-hover: #D63429;
            --accent-dark: #B52D24;
            --gold: #D4AF37;
            --gold-light: #e8c84a;
            --bg: #F5F6F8;
            --white: #FFFFFF;
            --text-dark: #16181D;
            --text-body: #33363D;
            --text-muted: #6E727A;
            --text-light: #F5F6F8;
            --border: #E3E5E8;
            --border-dark: #2A2E33;
            --radius-card: 10px;
            --radius-btn: 6px;
            --radius-pill: 999px;
            --radius-tag: 4px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04), 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08), 0 8px 24px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.1), 0 16px 48px rgba(0, 0, 0, 0.08);
            --spacing-section: 80px;
            --spacing-section-mobile: 48px;
            --container-max: 1280px;
            --font-heading: 'HarmonyOS Sans SC', 'Microsoft YaHei', 'PingFang SC', -apple-system, BlinkMacSystemFont, sans-serif;
            --font-body: 'Microsoft YaHei', 'PingFang SC', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', sans-serif;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
            --transition-slow: 0.5s ease;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        html {
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-body);
            background-color: var(--bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            color: var(--accent);
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--accent-hover);
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        button {
            cursor: pointer;
            font-family: var(--font-body);
            border: none;
            background: none;
            font-size: inherit;
        }

        input {
            font-family: var(--font-body);
            font-size: inherit;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 32px;
        }

        /* ===== Header / Navigation ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--white);
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
        }

        .header-brand-row {
            background: var(--white);
            border-bottom: 1px solid var(--border);
            padding: 14px 0;
        }

        .header-brand-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }

        .logo-area {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .logo-mark {
            width: 42px;
            height: 42px;
            background: var(--accent);
            color: var(--white);
            border-radius: var(--radius-card);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 20px;
            letter-spacing: 1px;
            font-family: var(--font-heading);
            flex-shrink: 0;
        }

        .logo-text {
            font-family: var(--font-heading);
            font-size: 22px;
            font-weight: 700;
            color: var(--text-dark);
            letter-spacing: 1px;
            white-space: nowrap;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .search-box {
            position: relative;
            display: flex;
            align-items: center;
        }

        .search-box input {
            width: 200px;
            padding: 8px 14px 8px 36px;
            border: 1px solid var(--border);
            border-radius: var(--radius-pill);
            font-size: 14px;
            background: var(--bg);
            transition: all var(--transition-fast);
            color: var(--text-body);
        }

        .search-box input:focus {
            outline: none;
            border-color: var(--accent);
            background: var(--white);
            width: 240px;
        }

        .search-box .search-icon {
            position: absolute;
            left: 12px;
            font-size: 14px;
            color: var(--text-muted);
            pointer-events: none;
        }

        .btn-login {
            padding: 8px 18px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-body);
            border: 1px solid var(--border);
            border-radius: var(--radius-btn);
            background: var(--white);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-login:hover {
            border-color: var(--accent);
            color: var(--accent);
        }

        .btn-register {
            padding: 8px 18px;
            font-size: 14px;
            font-weight: 600;
            color: var(--white);
            background: var(--accent);
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-register:hover {
            background: var(--accent-hover);
            color: var(--white);
        }

        .channel-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 10px 0;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: var(--border) transparent;
            background: var(--white);
            border-bottom: 1px solid var(--border);
        }

        .channel-nav::-webkit-scrollbar {
            height: 4px;
        }

        .channel-nav::-webkit-scrollbar-thumb {
            background: var(--border);
            border-radius: 2px;
        }

        .channel-nav a {
            flex-shrink: 0;
            padding: 6px 16px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-body);
            border-radius: var(--radius-pill);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .channel-nav a:hover {
            color: var(--accent);
            background: #f8f5f5;
        }

        .channel-nav a.active {
            color: var(--accent);
            font-weight: 600;
            background: #fdf0f0;
        }

        .channel-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -11px;
            left: 50%;
            transform: translateX(-50%);
            width: 24px;
            height: 3px;
            background: var(--accent);
            border-radius: 2px 2px 0 0;
        }

        .mobile-toggle {
            display: none;
            width: 42px;
            height: 42px;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 5px;
            border-radius: var(--radius-btn);
            border: 1px solid var(--border);
            background: var(--white);
        }

        .mobile-toggle span {
            display: block;
            width: 18px;
            height: 2px;
            background: var(--text-dark);
            border-radius: 2px;
        }

        /* ===== Hero ===== */
        .hero {
            background: var(--primary);
            color: var(--text-light);
            position: relative;
            overflow: hidden;
            padding: 72px 0 64px;
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(19, 21, 25, 0.92) 0%, rgba(19, 21, 25, 0.75) 45%, rgba(19, 21, 25, 0.55) 100%);
            z-index: 1;
        }

        .hero .container {
            position: relative;
            z-index: 2;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .hero-content {
            max-width: 620px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(230, 57, 70, 0.18);
            border: 1px solid rgba(230, 57, 70, 0.5);
            color: #ff8a94;
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 500;
            margin-bottom: 20px;
        }

        .hero-badge .dot {
            width: 6px;
            height: 6px;
            background: var(--accent);
            border-radius: 50%;
            animation: pulse-dot 1.8s ease-in-out infinite;
        }

        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(1.5); }
        }

        .hero h1 {
            font-family: var(--font-heading);
            font-size: 48px;
            line-height: 1.3;
            font-weight: 700;
            margin-bottom: 20px;
            color: var(--white);
            letter-spacing: 1px;
        }

        .hero h1 .highlight {
            color: var(--accent);
            position: relative;
        }

        .hero-subtitle {
            font-size: 17px;
            line-height: 1.9;
            color: rgba(245, 246, 248, 0.85);
            margin-bottom: 28px;
            max-width: 540px;
        }

        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            font-size: 16px;
            font-weight: 600;
            color: var(--white);
            background: var(--accent);
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            letter-spacing: 0.5px;
        }

        .btn-primary:hover {
            background: var(--accent-hover);
            color: var(--white);
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(230, 57, 70, 0.35);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: none;
        }

        .btn-secondary-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            font-size: 16px;
            font-weight: 500;
            color: var(--white);
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.35);
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
        }

        .btn-secondary-light:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.6);
            color: var(--white);
        }

        .hero-visual {
            position: relative;
        }

        .hero-visual img {
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-lg);
            width: 100%;
            aspect-ratio: 16/10;
            object-fit: cover;
        }

        .hero-data-card {
            position: absolute;
            bottom: -16px;
            left: -16px;
            background: var(--white);
            color: var(--text-dark);
            border-radius: var(--radius-card);
            padding: 16px 22px;
            box-shadow: var(--shadow-md);
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .hero-data-card .data-number {
            font-size: 32px;
            font-weight: 700;
            color: var(--accent);
            font-family: var(--font-heading);
        }

        .hero-data-card .data-label {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.4;
        }

        /* ===== Section通用 ===== */
        .section {
            padding: var(--spacing-section) 0;
        }

        .section-white {
            background: var(--white);
        }

        .section-gray {
            background: var(--bg);
        }

        .section-dark {
            background: var(--primary);
            color: var(--text-light);
        }

        .section-header {
            margin-bottom: 40px;
        }

        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            background: rgba(230, 57, 70, 0.08);
            padding: 4px 14px;
            border-radius: var(--radius-tag);
            margin-bottom: 12px;
            letter-spacing: 1px;
        }

        .section-title {
            font-family: var(--font-heading);
            font-size: 32px;
            line-height: 1.4;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 14px;
        }

        .section-dark .section-title {
            color: var(--white);
        }

        .section-desc {
            font-size: 16px;
            line-height: 1.9;
            color: var(--text-muted);
            max-width: 720px;
        }

        .section-dark .section-desc {
            color: rgba(245, 246, 248, 0.75);
        }

        /* ===== 核心卖点 ===== */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .feature-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 28px;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-sm);
        }

        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: #d0d2d5;
        }

        .feature-icon {
            width: 48px;
            height: 48px;
            background: var(--primary);
            color: var(--gold);
            border-radius: var(--radius-card);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            margin-bottom: 16px;
        }

        .feature-card h3 {
            font-family: var(--font-heading);
            font-size: 18px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 10px;
        }

        .feature-card p {
            font-size: 15px;
            line-height: 1.8;
            color: var(--text-muted);
        }

        /* ===== 非对称布局 ===== */
        .asymmetric-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 40px;
            align-items: center;
        }

        .asymmetric-grid.reverse {
            grid-template-columns: 0.8fr 1.2fr;
        }

        .asymmetric-content h2 {
            font-family: var(--font-heading);
            font-size: 28px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 16px;
            line-height: 1.4;
        }

        .asymmetric-content p {
            font-size: 16px;
            line-height: 1.9;
            color: var(--text-body);
            margin-bottom: 14px;
        }

        .asymmetric-content .highlight-text {
            font-weight: 600;
            color: var(--accent);
        }

        .asymmetric-image img {
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-md);
            width: 100%;
            aspect-ratio: 16/11;
            object-fit: cover;
        }

        /* ===== 数据列表 ===== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 32px;
        }

        .stat-item {
            text-align: center;
            padding: 20px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-card);
            transition: all var(--transition-fast);
        }

        .stat-item:hover {
            background: rgba(255, 255, 255, 0.08);
        }

        .stat-number {
            font-size: 36px;
            font-weight: 700;
            color: var(--gold);
            font-family: var(--font-heading);
        }

        .stat-label {
            font-size: 14px;
            color: rgba(245, 246, 248, 0.7);
            margin-top: 6px;
        }

        /* ===== 内容列表 ===== */
        .content-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .content-item {
            display: grid;
            grid-template-columns: 120px 1fr auto;
            gap: 20px;
            padding: 20px 0;
            border-bottom: 1px solid var(--border);
            align-items: start;
            transition: all var(--transition-fast);
        }

        .content-item:last-child {
            border-bottom: none;
        }

        .content-item:hover {
            padding-left: 8px;
        }

        .content-date {
            font-size: 14px;
            color: var(--text-muted);
            font-weight: 500;
            padding-top: 2px;
        }

        .content-info h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 6px;
            line-height: 1.5;
        }

        .content-info p {
            font-size: 14px;
            line-height: 1.8;
            color: var(--text-muted);
        }

        .btn-read-more {
            font-size: 14px;
            font-weight: 500;
            color: var(--accent);
            text-decoration: underline;
            text-underline-offset: 3px;
            white-space: nowrap;
            transition: all var(--transition-fast);
            padding-top: 2px;
        }

        .btn-read-more:hover {
            color: var(--accent-hover);
            text-decoration-thickness: 2px;
        }

        /* ===== 深度内容 ===== */
        .deep-content {
            background: var(--white);
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            padding: 40px;
            box-shadow: var(--shadow-sm);
        }

        .deep-content h2 {
            font-family: var(--font-heading);
            font-size: 26px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 18px;
            line-height: 1.4;
        }

        .deep-content h3 {
            font-family: var(--font-heading);
            font-size: 20px;
            font-weight: 600;
            color: var(--text-dark);
            margin: 28px 0 12px;
        }

        .deep-content p {
            font-size: 16px;
            line-height: 2;
            color: var(--text-body);
            margin-bottom: 16px;
        }

        .deep-content .quote-block {
            border-left: 4px solid var(--accent);
            background: #fdf5f5;
            padding: 16px 20px;
            border-radius: 0 var(--radius-card) var(--radius-card) 0;
            margin: 20px 0;
            font-style: normal;
            color: var(--text-body);
            line-height: 1.9;
        }

        /* ===== 步骤 ===== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .step-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 28px;
            position: relative;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-sm);
        }

        .step-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
        }

        .step-number {
            font-size: 48px;
            font-weight: 700;
            color: var(--accent);
            font-family: var(--font-heading);
            opacity: 0.15;
            position: absolute;
            top: 16px;
            right: 20px;
        }

        .step-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 10px;
            position: relative;
            z-index: 1;
        }

        .step-card p {
            font-size: 15px;
            line-height: 1.8;
            color: var(--text-muted);
            position: relative;
            z-index: 1;
        }

        /* ===== 会员权益条 ===== */
        .benefit-banner {
            background: linear-gradient(135deg, var(--primary) 0%, #1a1d22 100%);
            border-radius: var(--radius-card);
            padding: 36px 40px;
            display: grid;
            grid-template-columns: 1fr auto;
            gap: 32px;
            align-items: center;
            box-shadow: var(--shadow-md);
        }

        .benefit-banner h3 {
            font-family: var(--font-heading);
            font-size: 24px;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 10px;
        }

        .benefit-banner p {
            font-size: 15px;
            line-height: 1.8;
            color: rgba(245, 246, 248, 0.75);
            max-width: 600px;
        }

        /* ===== FAQ ===== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .faq-item {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: all var(--transition-fast);
        }

        .faq-item:hover {
            border-color: #d0d2d5;
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 24px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-dark);
            background: var(--white);
            border: none;
            width: 100%;
            text-align: left;
            transition: all var(--transition-fast);
        }

        .faq-question:hover {
            color: var(--accent);
        }

        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: var(--bg);
            font-size: 16px;
            color: var(--text-muted);
            transition: all var(--transition-fast);
        }

        .faq-item.open .faq-icon {
            background: var(--accent);
            color: var(--white);
            transform: rotate(45deg);
        }

        .faq-answer {
            display: none;
            padding: 0 24px 20px;
            font-size: 15px;
            line-height: 1.9;
            color: var(--text-body);
        }

        .faq-item.open .faq-answer {
            display: block;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--primary);
            color: var(--text-light);
            padding: 64px 0;
            text-align: center;
        }

        .cta-section h2 {
            font-family: var(--font-heading);
            font-size: 32px;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 14px;
            line-height: 1.4;
        }

        .cta-section p {
            font-size: 16px;
            line-height: 1.9;
            color: rgba(245, 246, 248, 0.75);
            max-width: 640px;
            margin: 0 auto 28px;
        }

        .cta-form {
            display: flex;
            gap: 12px;
            max-width: 520px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }

        .cta-form input {
            flex: 1;
            min-width: 200px;
            padding: 13px 18px;
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-btn);
            font-size: 15px;
            background: rgba(255, 255, 255, 0.06);
            color: var(--white);
            transition: all var(--transition-fast);
        }

        .cta-form input::placeholder {
            color: rgba(245, 246, 248, 0.5);
        }

        .cta-form input:focus {
            outline: none;
            border-color: var(--accent);
            background: rgba(255, 255, 255, 0.1);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary);
            color: rgba(245, 246, 248, 0.75);
            padding: 56px 0 0;
            margin-top: auto;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid var(--border-dark);
        }

        .footer-brand .footer-logo {
            font-family: var(--font-heading);
            font-size: 28px;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 14px;
            display: inline-block;
        }

        .footer-brand .footer-logo:hover {
            color: var(--accent);
        }

        .footer-brief {
            font-size: 14px;
            line-height: 1.9;
            color: rgba(245, 246, 248, 0.6);
            margin-bottom: 10px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--white);
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .footer-col ul {
            list-style: none;
        }

        .footer-col ul li {
            margin-bottom: 10px;
        }

        .footer-col ul li a {
            font-size: 14px;
            color: rgba(245, 246, 248, 0.6);
            transition: all var(--transition-fast);
        }

        .footer-col ul li a:hover {
            color: var(--accent);
        }

        .footer-contact li {
            font-size: 14px;
            color: rgba(245, 246, 248, 0.6);
            line-height: 1.8;
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            padding: 20px 0 28px;
        }

        .footer-links {
            display: flex;
            gap: 20px;
        }

        .footer-links a {
            font-size: 14px;
            color: rgba(245, 246, 248, 0.6);
        }

        .footer-links a:hover {
            color: var(--accent);
        }

        .footer-copyright {
            display: flex;
            gap: 18px;
            flex-wrap: wrap;
            font-size: 13px;
            color: rgba(245, 246, 248, 0.45);
        }

        .footer-copyright p {
            margin: 0;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .hero h1 {
                font-size: 38px;
            }

            .features-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .asymmetric-grid,
            .asymmetric-grid.reverse {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .asymmetric-image img {
                aspect-ratio: 16/9;
            }

            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }

            .footer-brand {
                grid-column: 1 / -1;
            }
        }

        @media (max-width: 768px) {
            :root {
                --spacing-section: 56px;
            }

            .container {
                padding: 0 20px;
            }

            .header-brand-inner {
                flex-wrap: wrap;
            }

            .search-box {
                display: none;
            }

            .mobile-toggle {
                display: flex;
            }

            .channel-nav {
                gap: 4px;
                padding: 8px 0;
            }

            .channel-nav a {
                padding: 5px 12px;
                font-size: 13px;
            }

            .channel-nav a.active::after {
                bottom: -9px;
            }

            .hero {
                padding: 48px 0 40px;
            }

            .hero h1 {
                font-size: 30px;
            }

            .hero-subtitle {
                font-size: 15px;
            }

            .hero-data-card {
                position: static;
                margin-top: 16px;
                box-shadow: var(--shadow-sm);
            }

            .section-title {
                font-size: 26px;
            }

            .features-grid {
                grid-template-columns: 1fr;
            }

            .content-item {
                grid-template-columns: 1fr;
                gap: 8px;
                padding: 16px 0;
            }

            .content-date {
                font-size: 13px;
            }

            .btn-read-more {
                padding-top: 0;
            }

            .steps-grid {
                grid-template-columns: 1fr;
            }

            .benefit-banner {
                grid-template-columns: 1fr;
                padding: 28px 24px;
            }

            .cta-section h2 {
                font-size: 26px;
            }

            .cta-form {
                flex-direction: column;
            }

            .cta-form input {
                width: 100%;
                min-width: auto;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }

            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }

            .stat-number {
                font-size: 28px;
            }

            .deep-content {
                padding: 24px;
            }

            .deep-content h2 {
                font-size: 22px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }

            .logo-text {
                font-size: 18px;
            }

            .header-actions .btn-login {
                display: none;
            }

            .hero h1 {
                font-size: 26px;
            }

            .hero-actions {
                flex-direction: column;
                width: 100%;
            }

            .btn-primary,
            .btn-secondary-light {
                width: 100%;
                justify-content: center;
            }

            .section-title {
                font-size: 22px;
            }

            .stats-row {
                grid-template-columns: 1fr;
            }

            .footer-copyright {
                flex-direction: column;
                gap: 6px;
            }
        }