/* roulang page: index */
:root {
            --primary: #1a0a3e;
            --primary-light: #2d1670;
            --accent: #e83e5a;
            --accent-glow: #ff5277;
            --gold: #d4a745;
            --gold-light: #f0d078;
            --bg-dark: #0d0b1a;
            --bg-card: #151228;
            --bg-card-hover: #1e1840;
            --bg-section: #0f0d20;
            --bg-nav: rgba(13, 11, 26, 0.96);
            --text-primary: #f0edf7;
            --text-secondary: #c4bfd6;
            --text-weak: #8a83a8;
            --text-white: #ffffff;
            --border-subtle: rgba(255, 255, 255, 0.08);
            --border-card: rgba(255, 255, 255, 0.1);
            --border-accent: rgba(232, 62, 90, 0.35);
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.25);
            --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.35);
            --shadow-lg: 0 14px 48px rgba(0, 0, 0, 0.45);
            --shadow-glow: 0 0 40px rgba(232, 62, 90, 0.2);
            --shadow-gold: 0 4px 20px rgba(212, 167, 69, 0.25);
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Segoe UI', sans-serif;
            --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1260px;
            --nav-height: 72px;
            --top-bar-height: 36px;
        }

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

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

        body {
            font-family: var(--font-body);
            background-color: var(--bg-dark);
            color: var(--text-primary);
            line-height: 1.7;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            min-height: 100vh;
        }

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

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

        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent-glow);
            outline-offset: 2px;
            border-radius: 4px;
        }

        button {
            cursor: pointer;
            font-family: var(--font-body);
        }

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-heading);
            font-weight: 700;
            line-height: 1.3;
            margin-top: 0;
            color: var(--text-white);
        }

        .container-custom {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 28px;
            width: 100%;
        }

        @media (max-width: 768px) {
            .container-custom {
                padding: 0 18px;
            }
        }

        /* ========== TOP BAR ========== */
        .top-info-bar {
            background: #08061a;
            border-bottom: 1px solid var(--border-subtle);
            height: var(--top-bar-height);
            font-size: 0.8rem;
            color: var(--text-weak);
            display: flex;
            align-items: center;
            z-index: 101;
            position: relative;
        }
        .top-info-bar .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
        }
        .top-info-bar .top-left {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .top-info-bar .top-left span {
            display: flex;
            align-items: center;
            gap: 5px;
        }
        .top-info-bar .top-left i {
            color: var(--accent);
            font-size: 0.7rem;
        }
        .top-info-bar .top-actions {
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .top-info-bar .top-actions a {
            color: var(--text-secondary);
            font-size: 0.78rem;
            transition: color var(--transition-fast);
            white-space: nowrap;
        }
        .top-info-bar .top-actions a:hover {
            color: var(--accent-glow);
        }
        .top-info-bar .top-actions .top-btn-download {
            background: var(--accent);
            color: #fff;
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 600;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .top-info-bar .top-actions .top-btn-download:hover {
            background: var(--accent-glow);
            box-shadow: var(--shadow-glow);
            color: #fff;
        }
        @media (max-width: 640px) {
            .top-info-bar {
                height: auto;
                padding: 6px 0;
                font-size: 0.72rem;
            }
            .top-info-bar .top-left {
                gap: 8px;
            }
            .top-info-bar .top-actions {
                gap: 8px;
            }
        }

        /* ========== MAIN NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--bg-nav);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-subtle);
            height: var(--nav-height);
            display: flex;
            align-items: center;
            transition: all var(--transition-smooth);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
            border-bottom-color: var(--border-accent);
        }
        .site-header .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-heading);
            font-weight: 800;
            font-size: 1.45rem;
            color: var(--text-white);
            letter-spacing: 0.02em;
            white-space: nowrap;
            flex-shrink: 0;
        }
        .nav-logo .logo-icon {
            width: 42px;
            height: 42px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--accent), var(--primary-light));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            color: #fff;
            flex-shrink: 0;
            box-shadow: var(--shadow-glow);
        }
        .nav-links-desktop {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
        }
        .nav-links-desktop a {
            display: inline-flex;
            align-items: center;
            padding: 10px 16px;
            border-radius: var(--radius-md);
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        .nav-links-desktop a:hover {
            color: var(--text-white);
            background: rgba(255, 255, 255, 0.04);
        }
        .nav-links-desktop a.active {
            color: var(--text-white);
            background: rgba(232, 62, 90, 0.12);
            font-weight: 600;
        }
        .nav-links-desktop a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            border-radius: 3px;
            background: var(--accent);
        }
        .nav-cta-btn {
            background: var(--accent);
            color: #fff !important;
            padding: 10px 22px !important;
            border-radius: 24px !important;
            font-weight: 600 !important;
            font-size: 0.9rem !important;
            transition: all var(--transition-fast) !important;
            box-shadow: 0 2px 12px rgba(232, 62, 90, 0.3);
            margin-left: 8px;
            flex-shrink: 0;
        }
        .nav-cta-btn:hover {
            background: var(--accent-glow) !important;
            box-shadow: var(--shadow-glow) !important;
            transform: translateY(-1px);
        }
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-white);
            font-size: 1.5rem;
            padding: 8px;
            cursor: pointer;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
        }
        .mobile-toggle:hover {
            background: rgba(255, 255, 255, 0.06);
        }
        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: calc(var(--top-bar-height) + var(--nav-height));
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--bg-nav);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            z-index: 99;
            flex-direction: column;
            padding: 20px 24px;
            gap: 4px;
            overflow-y: auto;
            border-top: 1px solid var(--border-subtle);
        }
        .mobile-nav-panel.open {
            display: flex;
        }
        .mobile-nav-panel a {
            display: block;
            padding: 14px 18px;
            border-radius: var(--radius-md);
            font-size: 1rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
        }
        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active {
            color: var(--text-white);
            background: rgba(255, 255, 255, 0.05);
        }
        .mobile-nav-panel a.active {
            background: rgba(232, 62, 90, 0.12);
            font-weight: 600;
        }
        .mobile-nav-panel .mobile-cta {
            background: var(--accent);
            color: #fff !important;
            text-align: center;
            margin-top: 8px;
            font-weight: 600 !important;
            border-radius: 24px !important;
        }

        @media (max-width: 1024px) {
            .nav-links-desktop {
                gap: 2px;
            }
            .nav-links-desktop a {
                padding: 10px 11px;
                font-size: 0.84rem;
            }
            .nav-cta-btn {
                padding: 9px 16px !important;
                font-size: 0.82rem !important;
                margin-left: 4px;
            }
            .nav-logo {
                font-size: 1.25rem;
            }
            .nav-logo .logo-icon {
                width: 36px;
                height: 36px;
                font-size: 1rem;
            }
        }
        @media (max-width: 860px) {
            .nav-links-desktop {
                display: none;
            }
            .nav-cta-btn {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .site-header {
                height: 60px;
            }
            :root {
                --nav-height: 60px;
            }
        }

        /* ========== HERO ========== */
        .hero-section {
            position: relative;
            min-height: 620px;
            display: flex;
            align-items: center;
            background: linear-gradient(180deg, #0d0b1a 0%, rgba(13, 11, 26, 0.7) 40%, rgba(13, 11, 26, 0.85) 100%), url('assets/images/backpic/back-1.webp') center/cover no-repeat;
            background-blend-mode: overlay;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(232, 62, 90, 0.15) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 30%, rgba(212, 167, 69, 0.1) 0%, transparent 50%);
            pointer-events: none;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 750px;
        }
        .hero-badge {
            display: inline-block;
            background: rgba(232, 62, 90, 0.15);
            border: 1px solid var(--border-accent);
            color: var(--accent-glow);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 20px;
        }
        .hero-section h1 {
            font-size: 3rem;
            font-weight: 800;
            letter-spacing: 0.01em;
            margin-bottom: 18px;
            line-height: 1.2;
            color: #fff;
        }
        .hero-section h1 .highlight {
            background: linear-gradient(135deg, var(--accent-glow), var(--gold-light));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-desc {
            font-size: 1.1rem;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 28px;
            max-width: 620px;
        }
        .hero-btns {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }
        .btn-primary-hero {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent);
            color: #fff;
            padding: 14px 30px;
            border-radius: 28px;
            font-weight: 700;
            font-size: 1rem;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-glow);
            border: none;
            cursor: pointer;
        }
        .btn-primary-hero:hover {
            background: var(--accent-glow);
            box-shadow: 0 0 56px rgba(232, 62, 90, 0.35);
            transform: translateY(-2px);
            color: #fff;
        }
        .btn-outline-hero {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: #fff;
            padding: 14px 30px;
            border-radius: 28px;
            font-weight: 600;
            font-size: 1rem;
            border: 2px solid rgba(255, 255, 255, 0.3);
            transition: all var(--transition-smooth);
            cursor: pointer;
        }
        .btn-outline-hero:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.06);
            color: #fff;
        }
        @media (max-width: 768px) {
            .hero-section {
                min-height: 500px;
                padding: 40px 0;
            }
            .hero-section h1 {
                font-size: 2rem;
            }
            .hero-desc {
                font-size: 0.95rem;
            }
            .btn-primary-hero,
            .btn-outline-hero {
                padding: 12px 22px;
                font-size: 0.9rem;
            }
        }

        /* ========== SECTION COMMONS ========== */
        .section {
            padding: 80px 0;
            position: relative;
        }
        .section-alt {
            background: var(--bg-section);
        }
        .section-header {
            text-align: center;
            margin-bottom: 50px;
        }
        .section-header .section-tag {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.06em;
            color: var(--accent-glow);
            text-transform: uppercase;
            margin-bottom: 8px;
        }
        .section-header h2 {
            font-size: 2.2rem;
            font-weight: 800;
            margin-bottom: 10px;
        }
        .section-header .section-subtitle {
            color: var(--text-weak);
            font-size: 0.95rem;
            max-width: 520px;
            margin: 0 auto;
        }
        @media (max-width: 768px) {
            .section {
                padding: 50px 0;
            }
            .section-header h2 {
                font-size: 1.6rem;
            }
            .section-header {
                margin-bottom: 32px;
            }
        }

        /* ========== STATS CARDS ========== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stat-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            text-align: center;
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }
        .stat-card::before {
            content: '';
            position: absolute;
            top: -30px;
            right: -30px;
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: rgba(232, 62, 90, 0.06);
            pointer-events: none;
            transition: all var(--transition-smooth);
        }
        .stat-card:hover {
            border-color: var(--border-accent);
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            background: var(--bg-card-hover);
        }
        .stat-card:hover::before {
            width: 110px;
            height: 110px;
            top: -40px;
            right: -40px;
        }
        .stat-card .stat-icon {
            font-size: 2rem;
            color: var(--accent-glow);
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }
        .stat-card .stat-number {
            font-size: 2.4rem;
            font-weight: 800;
            color: #fff;
            font-family: var(--font-heading);
            position: relative;
            z-index: 1;
            line-height: 1;
            margin-bottom: 6px;
        }
        .stat-card .stat-label {
            font-size: 0.88rem;
            color: var(--text-weak);
            position: relative;
            z-index: 1;
        }
        @media (max-width: 1024px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }
        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .stat-card .stat-number {
                font-size: 2rem;
            }
        }

        /* ========== ADVANTAGE CARDS ========== */
        .advantage-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .advantage-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-lg);
            padding: 36px 28px;
            transition: all var(--transition-smooth);
            position: relative;
        }
        .advantage-card:hover {
            border-color: var(--border-accent);
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            background: var(--bg-card-hover);
        }
        .advantage-card .adv-icon-wrap {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-md);
            background: rgba(232, 62, 90, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--accent-glow);
            margin-bottom: 18px;
            transition: all var(--transition-smooth);
        }
        .advantage-card:hover .adv-icon-wrap {
            background: rgba(232, 62, 90, 0.2);
            box-shadow: var(--shadow-glow);
        }
        .advantage-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .advantage-card p {
            color: var(--text-secondary);
            font-size: 0.9rem;
            margin: 0;
            line-height: 1.7;
        }
        @media (max-width: 1024px) {
            .advantage-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }
        }
        @media (max-width: 600px) {
            .advantage-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
        }

        /* ========== BRAND STORY ========== */
        .brand-story-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }
        .brand-story-image {
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            position: relative;
        }
        .brand-story-image img {
            width: 100%;
            height: auto;
            object-fit: cover;
            aspect-ratio: 4/3;
            transition: transform var(--transition-smooth);
        }
        .brand-story-image:hover img {
            transform: scale(1.03);
        }
        .brand-story-image::after {
            content: '';
            position: absolute;
            inset: 0;
            border-radius: var(--radius-xl);
            border: 2px solid var(--border-accent);
            pointer-events: none;
            opacity: 0.5;
        }
        .brand-story-text h3 {
            font-size: 1.8rem;
            font-weight: 800;
            margin-bottom: 16px;
        }
        .brand-story-text p {
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.85;
            margin-bottom: 14px;
        }
        .brand-story-text .story-highlight {
            display: inline-block;
            background: rgba(212, 167, 69, 0.1);
            border-left: 3px solid var(--gold);
            padding: 10px 18px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--gold-light);
            font-weight: 500;
            font-size: 0.9rem;
            margin-top: 8px;
        }
        @media (max-width: 860px) {
            .brand-story-block {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .brand-story-text h3 {
                font-size: 1.5rem;
            }
        }

        /* ========== CATEGORY ENTRANCE ========== */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .category-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-smooth);
            display: flex;
            flex-direction: column;
        }
        .category-card:hover {
            border-color: var(--border-accent);
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .category-card .cat-img-wrap {
            aspect-ratio: 16/10;
            overflow: hidden;
            position: relative;
        }
        .category-card .cat-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }
        .category-card:hover .cat-img-wrap img {
            transform: scale(1.06);
        }
        .category-card .cat-body {
            padding: 20px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .category-card .cat-body h4 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .category-card .cat-body p {
            color: var(--text-weak);
            font-size: 0.85rem;
            margin: 0 0 14px;
            flex: 1;
        }
        .category-card .cat-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--accent-glow);
            font-weight: 600;
            font-size: 0.88rem;
            transition: gap var(--transition-fast);
        }
        .category-card .cat-link:hover {
            gap: 10px;
            color: #fff;
        }
        @media (max-width: 900px) {
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }
        @media (max-width: 540px) {
            .category-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
        }

        /* ========== NEWS LIST ========== */
        .news-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 18px;
        }
        .news-item {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-lg);
            padding: 22px 24px;
            transition: all var(--transition-smooth);
            display: flex;
            flex-direction: column;
        }
        .news-item:hover {
            border-color: var(--border-accent);
            box-shadow: var(--shadow-sm);
            background: var(--bg-card-hover);
        }
        .news-item .news-date {
            font-size: 0.78rem;
            color: var(--text-weak);
            margin-bottom: 6px;
        }
        .news-item h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .news-item .news-summary {
            font-size: 0.85rem;
            color: var(--text-secondary);
            flex: 1;
            margin-bottom: 12px;
            line-height: 1.6;
        }
        .news-item .read-more {
            align-self: flex-start;
            color: var(--accent-glow);
            font-weight: 600;
            font-size: 0.85rem;
            transition: all var(--transition-fast);
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .news-item .read-more:hover {
            color: #fff;
            gap: 8px;
        }
        @media (max-width: 768px) {
            .news-list {
                grid-template-columns: 1fr;
                gap: 14px;
            }
        }

        /* ========== PARTNERS ========== */
        .partners-row {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            align-items: center;
            gap: 30px 40px;
            opacity: 0.75;
        }
        .partner-item {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            padding: 18px 28px;
            font-weight: 700;
            font-size: 1rem;
            color: var(--text-secondary);
            transition: all var(--transition-smooth);
            text-align: center;
            min-width: 120px;
            cursor: default;
        }
        .partner-item:hover {
            border-color: var(--border-accent);
            color: #fff;
            box-shadow: var(--shadow-sm);
            opacity: 1;
        }
        @media (max-width: 600px) {
            .partners-row {
                gap: 14px 20px;
            }
            .partner-item {
                padding: 14px 18px;
                font-size: 0.85rem;
                min-width: 90px;
            }
        }

        /* ========== TESTIMONIALS ========== */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .testimonial-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            transition: all var(--transition-smooth);
            position: relative;
        }
        .testimonial-card:hover {
            border-color: var(--border-accent);
            box-shadow: var(--shadow-sm);
        }
        .testimonial-card .quote-icon {
            font-size: 2rem;
            color: var(--accent);
            opacity: 0.4;
            margin-bottom: 8px;
        }
        .testimonial-card .testimonial-text {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 14px;
        }
        .testimonial-card .testimonial-author {
            font-weight: 700;
            color: #fff;
            font-size: 0.9rem;
        }
        .testimonial-card .testimonial-role {
            font-size: 0.78rem;
            color: var(--text-weak);
        }
        @media (max-width: 900px) {
            .testimonial-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }
        @media (max-width: 540px) {
            .testimonial-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-smooth);
        }
        .faq-item:hover {
            border-color: var(--border-accent);
        }
        .faq-question {
            width: 100%;
            background: none;
            border: none;
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            padding: 18px 22px;
            text-align: left;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            transition: background var(--transition-fast);
        }
        .faq-question:hover {
            background: rgba(255, 255, 255, 0.03);
        }
        .faq-question .faq-arrow {
            font-size: 0.8rem;
            transition: transform var(--transition-smooth);
            flex-shrink: 0;
            color: var(--text-weak);
        }
        .faq-item.open .faq-question .faq-arrow {
            transform: rotate(180deg);
            color: var(--accent-glow);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 22px;
        }
        .faq-item.open .faq-answer {
            max-height: 500px;
            padding: 0 22px 18px;
        }
        .faq-answer p {
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.75;
            margin: 0;
        }
        @media (max-width: 600px) {
            .faq-question {
                font-size: 0.9rem;
                padding: 14px 16px;
            }
            .faq-answer {
                padding: 0 16px;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 14px;
            }
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: linear-gradient(160deg, var(--primary) 0%, var(--bg-dark) 100%);
            border-top: 1px solid var(--border-accent);
            border-bottom: 1px solid var(--border-accent);
            text-align: center;
            padding: 70px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at center, rgba(232, 62, 90, 0.1) 0%, transparent 70%);
            pointer-events: none;
        }
        .cta-section h2 {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }
        .cta-section p {
            color: var(--text-secondary);
            font-size: 1rem;
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
        }
        .cta-section .btn-primary-hero {
            position: relative;
            z-index: 1;
        }
        @media (max-width: 600px) {
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .cta-section {
                padding: 50px 0;
            }
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #08061a;
            border-top: 1px solid var(--border-subtle);
            padding: 50px 0 30px;
            color: var(--text-weak);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 30px;
            margin-bottom: 30px;
        }
        .footer-col h5 {
            color: #fff;
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: var(--text-weak);
            font-size: 0.85rem;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--accent-glow);
        }
        .footer-brand {
            font-size: 1.3rem;
            font-weight: 800;
            color: #fff;
            font-family: var(--font-heading);
            margin-bottom: 10px;
        }
        .footer-brand-desc {
            font-size: 0.85rem;
            line-height: 1.6;
            margin-bottom: 8px;
            max-width: 280px;
        }
        .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            padding-top: 20px;
            text-align: center;
            font-size: 0.8rem;
            color: var(--text-weak);
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 480px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
        }

        /* ========== UTILITY ========== */
        .text-accent {
            color: var(--accent-glow);
        }
        .text-gold {
            color: var(--gold-light);
        }
        .mb-0 {
            margin-bottom: 0;
        }
        .mt-0 {
            margin-top: 0;
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }

        /* ========== ANIMATIONS ========== */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(24px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .animate-in {
            animation: fadeInUp 0.6s ease forwards;
        }

/* roulang page: category2 */
:root {
            --primary: #1a1a2e;
            --primary-light: #16213e;
            --accent: #e94560;
            --accent-hover: #c72c48;
            --accent-soft: #fdf0f2;
            --gold: #d4a745;
            --gold-light: #f0e6c8;
            --bg: #fafbfc;
            --bg-alt: #f3f4f6;
            --bg-dark: #0f0f1a;
            --surface: #ffffff;
            --text: #1a1a2e;
            --text-weak: #6b7280;
            --text-muted: #9ca3af;
            --border: #e5e7eb;
            --border-light: #f3f4f6;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow: 0 4px 16px rgba(0, 0, 0, 0.07), 0 2px 6px rgba(0, 0, 0, 0.04);
            --shadow-lg: 0 12px 36px rgba(0, 0, 0, 0.10), 0 4px 12px rgba(0, 0, 0, 0.05);
            --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.13), 0 6px 18px rgba(0, 0, 0, 0.06);
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --transition: 0.22s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, -apple-system, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

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

        button {
            font-family: inherit;
            cursor: pointer;
        }

        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ========== HEADER ========== */
        .site-header {
            background: var(--surface);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow);
        }

        .site-header .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.3px;
            white-space: nowrap;
            transition: opacity var(--transition);
        }

        .nav-logo:hover {
            opacity: 0.82;
        }

        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--accent), #d63050);
            color: #fff;
            font-size: 1rem;
            flex-shrink: 0;
        }

        .nav-links-desktop {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-links-desktop a {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            font-size: 0.93rem;
            font-weight: 500;
            color: var(--text-weak);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            white-space: nowrap;
            position: relative;
        }

        .nav-links-desktop a:hover {
            color: var(--primary);
            background: var(--bg-alt);
        }

        .nav-links-desktop a.active {
            color: var(--accent);
            font-weight: 600;
            background: var(--accent-soft);
        }

        .nav-links-desktop a.nav-cta-btn {
            background: var(--accent);
            color: #fff;
            font-weight: 600;
            padding: 9px 18px;
            border-radius: 24px;
            margin-left: 8px;
            transition: all var(--transition);
            box-shadow: 0 2px 8px rgba(233, 68, 96, 0.28);
        }

        .nav-links-desktop a.nav-cta-btn:hover {
            background: var(--accent-hover);
            box-shadow: 0 4px 16px rgba(233, 68, 96, 0.38);
            color: #fff;
            transform: translateY(-1px);
        }

        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.4rem;
            color: var(--primary);
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition);
            line-height: 1;
        }

        .mobile-toggle:hover {
            background: var(--bg-alt);
        }

        /* ========== PAGE BANNER ========== */
        .page-banner {
            position: relative;
            background: var(--primary-light);
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            min-height: 320px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 26, 46, 0.88) 0%, rgba(22, 33, 62, 0.78) 50%, rgba(15, 15, 26, 0.9) 100%);
            z-index: 1;
        }

        .page-banner .banner-content {
            position: relative;
            z-index: 2;
            color: #fff;
            padding: 60px 0;
        }

        .banner-breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }

        .banner-breadcrumb a {
            color: rgba(255, 255, 255, 0.8);
            transition: color var(--transition);
        }

        .banner-breadcrumb a:hover {
            color: #fff;
        }

        .banner-breadcrumb .separator {
            color: rgba(255, 255, 255, 0.4);
            font-size: 0.75rem;
        }

        .banner-breadcrumb .current {
            color: var(--accent);
            font-weight: 600;
        }

        .page-banner h1 {
            font-size: 2.8rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            margin-bottom: 12px;
            color: #fff;
            line-height: 1.25;
        }

        .page-banner .banner-subtitle {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.82);
            max-width: 600px;
            line-height: 1.6;
        }

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

        .banner-stat-item {
            display: flex;
            align-items: center;
            gap: 8px;
            color: rgba(255, 255, 255, 0.9);
            font-size: 0.95rem;
            font-weight: 500;
        }

        .banner-stat-item i {
            color: var(--accent);
            font-size: 1.1rem;
        }

        .banner-stat-item strong {
            color: #fff;
            font-size: 1.5rem;
            font-weight: 700;
            margin-right: 2px;
        }

        /* ========== SECTIONS ========== */
        .section {
            padding: 60px 0;
        }

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

        .section-dark {
            background: var(--bg-dark);
            color: #fff;
        }

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

        .section-header .section-tag {
            display: inline-block;
            background: var(--accent-soft);
            color: var(--accent);
            font-weight: 600;
            font-size: 0.85rem;
            padding: 5px 14px;
            border-radius: 20px;
            margin-bottom: 12px;
            letter-spacing: 0.3px;
        }

        .section-header h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
            letter-spacing: -0.3px;
        }

        .section-dark .section-header h2 {
            color: #fff;
        }

        .section-header .section-desc {
            color: var(--text-weak);
            font-size: 1rem;
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.6;
        }

        .section-dark .section-header .section-desc {
            color: rgba(255, 255, 255, 0.65);
        }

        /* ========== GAME CARDS GRID ========== */
        .game-cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .game-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: all var(--transition);
            cursor: pointer;
            display: flex;
            flex-direction: column;
            border: 1px solid var(--border-light);
        }

        .game-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-xl);
            border-color: transparent;
        }

        .game-card-image {
            position: relative;
            aspect-ratio: 16 / 10;
            overflow: hidden;
            background: #eef1f5;
        }

        .game-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        .game-card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--accent);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 14px;
            letter-spacing: 0.3px;
            z-index: 1;
        }

        .game-card-badge.hot {
            background: #f97316;
        }

        .game-card-badge.new {
            background: #22c55e;
        }

        .game-card-rating {
            position: absolute;
            top: 12px;
            right: 12px;
            background: rgba(0, 0, 0, 0.7);
            color: #fff;
            font-size: 0.8rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            gap: 4px;
            z-index: 1;
        }

        .game-card-rating i {
            color: #fbbf24;
            font-size: 0.7rem;
        }

        .game-card-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .game-card-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 6px;
            letter-spacing: -0.2px;
        }

        .game-card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-bottom: 10px;
        }

        .game-card-tags span {
            font-size: 0.75rem;
            padding: 3px 10px;
            border-radius: 12px;
            background: var(--bg-alt);
            color: var(--text-weak);
            font-weight: 500;
        }

        .game-card-body .game-desc {
            font-size: 0.88rem;
            color: var(--text-weak);
            line-height: 1.5;
            flex: 1;
            margin-bottom: 12px;
        }

        .game-card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-top: 1px solid var(--border-light);
            padding-top: 12px;
            font-size: 0.82rem;
            color: var(--text-muted);
        }

        .game-card-footer .players-count {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .game-card-footer .btn-sm {
            font-size: 0.8rem;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 18px;
            background: var(--accent);
            color: #fff;
            border: none;
            transition: all var(--transition);
            cursor: pointer;
            white-space: nowrap;
        }

        .game-card-footer .btn-sm:hover {
            background: var(--accent-hover);
            box-shadow: 0 3px 10px rgba(233, 68, 96, 0.3);
        }

        /* ========== FEATURE LIST ========== */
        .feature-list-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .feature-item {
            text-align: center;
            padding: 28px 20px;
            background: var(--surface);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            border: 1px solid var(--border-light);
        }

        .feature-item:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-lg);
        }

        .feature-icon-circle {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--accent-soft);
            color: var(--accent);
            font-size: 1.5rem;
            margin-bottom: 14px;
            transition: all var(--transition);
        }

        .feature-item:hover .feature-icon-circle {
            background: var(--accent);
            color: #fff;
            transform: scale(1.08);
        }

        .feature-item h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 6px;
        }

        .feature-item p {
            font-size: 0.85rem;
            color: var(--text-weak);
            line-height: 1.5;
            margin: 0;
        }

        /* ========== STATS ROW ========== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .stat-card {
            text-align: center;
            padding: 28px 16px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-lg);
            border: 1px solid rgba(255, 255, 255, 0.1);
            transition: all var(--transition);
        }

        .stat-card:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.2);
            transform: translateY(-2px);
        }

        .stat-card .stat-number {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--accent);
            line-height: 1;
            margin-bottom: 6px;
        }

        .stat-card .stat-label {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
            font-weight: 500;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

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

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

        .faq-question {
            width: 100%;
            text-align: left;
            background: none;
            border: none;
            padding: 18px 22px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--primary);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: background var(--transition);
            line-height: 1.5;
        }

        .faq-question:hover {
            background: var(--bg-alt);
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--bg-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.75rem;
            color: var(--text-weak);
            transition: all var(--transition);
        }

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

        .faq-answer {
            display: none;
            padding: 0 22px 18px;
            font-size: 0.93rem;
            color: var(--text-weak);
            line-height: 1.7;
        }

        .faq-item.open .faq-answer {
            display: block;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: rgba(233, 68, 96, 0.15);
            z-index: 0;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -40px;
            width: 160px;
            height: 160px;
            border-radius: 50%;
            background: rgba(233, 68, 96, 0.1);
            z-index: 0;
        }

        .cta-section>* {
            position: relative;
            z-index: 1;
        }

        .cta-section h2 {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 10px;
            letter-spacing: -0.3px;
        }

        .cta-section p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.78);
            margin-bottom: 24px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }

        .btn-primary-lg {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent);
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            padding: 14px 32px;
            border-radius: 28px;
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            box-shadow: 0 6px 20px rgba(233, 68, 96, 0.35);
            text-decoration: none;
        }

        .btn-primary-lg:hover {
            background: var(--accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(233, 68, 96, 0.45);
            color: #fff;
        }

        .btn-outline-lg {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            padding: 13px 30px;
            border-radius: 28px;
            border: 2px solid rgba(255, 255, 255, 0.5);
            cursor: pointer;
            transition: all var(--transition);
            text-decoration: none;
            margin-left: 12px;
        }

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

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.8);
            padding: 48px 0 24px;
            font-size: 0.9rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.3fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }

        .footer-brand-desc {
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.6;
            font-size: 0.85rem;
            margin: 0;
        }

        .footer-col h5 {
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: -0.2px;
        }

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

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

        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.88rem;
            transition: color var(--transition);
        }

        .footer-col ul li a:hover {
            color: #fff;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            text-align: center;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-bottom p {
            margin: 0;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .game-cards-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }

            .feature-list-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

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

            .page-banner h1 {
                font-size: 2.2rem;
            }

            .section {
                padding: 44px 0;
            }
        }

        @media (max-width: 768px) {
            .nav-links-desktop {
                display: none;
            }

            .mobile-toggle {
                display: block;
            }

            .nav-links-desktop.mobile-open {
                display: flex;
                flex-direction: column;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: var(--surface);
                border-bottom: 2px solid var(--border);
                padding: 12px 16px;
                gap: 2px;
                box-shadow: var(--shadow-lg);
                z-index: 999;
                max-height: 70vh;
                overflow-y: auto;
            }

            .nav-links-desktop.mobile-open a {
                padding: 12px 16px;
                border-radius: var(--radius-sm);
                font-size: 0.95rem;
                width: 100%;
            }

            .nav-links-desktop.mobile-open a.nav-cta-btn {
                margin-left: 0;
                text-align: center;
                justify-content: center;
                margin-top: 6px;
            }

            .game-cards-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .feature-list-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }

            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }

            .page-banner h1 {
                font-size: 1.8rem;
            }

            .page-banner .banner-subtitle {
                font-size: 1rem;
            }

            .banner-stats-row {
                gap: 16px;
            }

            .cta-section {
                padding: 32px 20px;
            }

            .cta-section h2 {
                font-size: 1.5rem;
            }

            .btn-outline-lg {
                margin-left: 0;
                margin-top: 10px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .section {
                padding: 36px 0;
            }

            .section-header h2 {
                font-size: 1.6rem;
            }

            .stat-card .stat-number {
                font-size: 1.8rem;
            }
        }

        @media (max-width: 520px) {
            .container-custom {
                padding: 0 14px;
            }

            .site-header .container-custom {
                height: 56px;
            }

            .nav-logo {
                font-size: 1.15rem;
                gap: 6px;
            }

            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.85rem;
            }

            .page-banner {
                min-height: 240px;
            }

            .page-banner h1 {
                font-size: 1.5rem;
            }

            .banner-stats-row {
                flex-direction: column;
                gap: 10px;
            }

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

            .cta-section h2 {
                font-size: 1.3rem;
            }

            .cta-section p {
                font-size: 0.9rem;
            }

            .btn-primary-lg,
            .btn-outline-lg {
                font-size: 0.9rem;
                padding: 12px 22px;
                display: block;
                width: 100%;
                text-align: center;
                justify-content: center;
            }

            .btn-outline-lg {
                margin-left: 0;
                margin-top: 10px;
            }

            .game-card-body h3 {
                font-size: 1rem;
            }

            .faq-question {
                font-size: 0.9rem;
                padding: 14px 16px;
            }

            .faq-answer {
                padding: 0 16px 14px;
                font-size: 0.85rem;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #5b21b6;
            --primary-dark: #4a1d96;
            --primary-light: #7c3aed;
            --primary-surface: #f5f0ff;
            --accent: #f59e0b;
            --accent-light: #fbbf24;
            --accent-dark: #d97706;
            --accent-surface: #fffbeb;
            --bg-dark: #0f172a;
            --bg-darker: #0a0f1c;
            --bg-light: #f8fafc;
            --bg-white: #ffffff;
            --text: #1e293b;
            --text-heading: #0f172a;
            --text-weak: #64748b;
            --text-muted: #94a3b8;
            --text-inverse: #ffffff;
            --border: #e2e8f0;
            --border-light: #f1f5f9;
            --card-bg: #ffffff;
            --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.07), 0 1px 2px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.09), 0 2px 6px rgba(0, 0, 0, 0.05);
            --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.12), 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.15), 0 8px 20px rgba(0, 0, 0, 0.08);
            --radius-xs: 6px;
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --radius-full: 9999px;
            --transition-fast: 0.18s ease;
            --transition: 0.28s ease;
            --transition-slow: 0.4s ease;
            --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", "Noto Sans SC", sans-serif;
            --max-width: 1240px;
            --header-height: 72px;
            --section-gap: 72px;
            --section-gap-sm: 48px;
        }

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

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

        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background-color: var(--bg-white);
            min-height: 100vh;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--primary);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            background: none;
            outline: none;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 3px solid var(--primary-light);
            outline-offset: 3px;
            border-radius: var(--radius-xs);
        }
        ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        h1, h2, h3, h4, h5, h6 {
            color: var(--text-heading);
            line-height: 1.3;
            font-weight: 700;
            margin: 0;
        }
        h1 { font-size: clamp(2rem, 4.5vw, 3rem); }
        h2 { font-size: clamp(1.6rem, 3.5vw, 2.2rem); }
        h3 { font-size: clamp(1.2rem, 2.5vw, 1.5rem); }
        h4 { font-size: 1.15rem; }
        h5 { font-size: 1rem; }

        .container-custom {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }

        /* ========== HEADER ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.97);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border);
            box-shadow: var(--shadow-xs);
            height: var(--header-height);
            display: flex;
            align-items: center;
            transition: box-shadow var(--transition);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }
        .site-header .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--text-heading);
            letter-spacing: -0.3px;
            white-space: nowrap;
            transition: color var(--transition-fast);
        }
        .nav-logo:hover {
            color: var(--primary);
        }
        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .nav-links-desktop {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }
        .nav-links-desktop a {
            display: inline-flex;
            align-items: center;
            padding: 8px 15px;
            border-radius: var(--radius-sm);
            font-size: 0.93rem;
            font-weight: 500;
            color: var(--text);
            white-space: nowrap;
            transition: all var(--transition-fast);
            position: relative;
        }
        .nav-links-desktop a:hover {
            background: var(--primary-surface);
            color: var(--primary);
        }
        .nav-links-desktop a.active {
            background: var(--primary-surface);
            color: var(--primary);
            font-weight: 600;
        }
        .nav-links-desktop a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--primary);
            border-radius: var(--radius-full);
        }
        .nav-cta-btn {
            background: linear-gradient(135deg, var(--primary), var(--primary-light)) !important;
            color: #fff !important;
            font-weight: 600 !important;
            padding: 10px 20px !important;
            border-radius: var(--radius-full) !important;
            box-shadow: 0 2px 8px rgba(91, 33, 182, 0.3);
            transition: all var(--transition) !important;
            margin-left: 6px;
        }
        .nav-cta-btn:hover {
            background: linear-gradient(135deg, var(--primary-dark), var(--primary)) !important;
            box-shadow: 0 6px 20px rgba(91, 33, 182, 0.4) !important;
            transform: translateY(-1px);
            color: #fff !important;
        }
        .nav-cta-btn::after {
            display: none !important;
        }
        .mobile-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: var(--radius-sm);
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--text-heading);
            background: var(--bg-light);
            border: 1px solid var(--border);
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }
        .mobile-toggle:hover {
            background: var(--primary-surface);
            color: var(--primary);
        }
        .mobile-nav {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(255, 255, 255, 0.99);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            z-index: 999;
            flex-direction: column;
            padding: 20px 24px;
            gap: 4px;
            overflow-y: auto;
            border-top: 1px solid var(--border);
        }
        .mobile-nav.open {
            display: flex;
        }
        .mobile-nav a {
            display: flex;
            align-items: center;
            padding: 14px 18px;
            border-radius: var(--radius);
            font-size: 1.05rem;
            font-weight: 500;
            color: var(--text);
            transition: all var(--transition-fast);
        }
        .mobile-nav a:hover,
        .mobile-nav a.active {
            background: var(--primary-surface);
            color: var(--primary);
            font-weight: 600;
        }
        .mobile-nav .nav-cta-btn {
            margin-top: 8px;
            text-align: center;
            justify-content: center;
            margin-left: 0;
            font-size: 1rem !important;
            padding: 14px 20px !important;
        }

        /* ========== PAGE BANNER ========== */
        .page-banner {
            position: relative;
            min-height: 420px;
            display: flex;
            align-items: center;
            background: var(--bg-dark);
            overflow: hidden;
        }
        .page-banner-bg {
            position: absolute;
            inset: 0;
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.55;
            z-index: 0;
        }
        .page-banner-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(15, 23, 42, 0.7) 0%, rgba(15, 23, 42, 0.88) 100%);
            z-index: 1;
        }
        .page-banner .container-custom {
            position: relative;
            z-index: 2;
            display: flex;
            flex-direction: column;
            gap: 16px;
            padding-top: 40px;
            padding-bottom: 40px;
        }
        .page-banner-breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.75);
            flex-wrap: wrap;
        }
        .page-banner-breadcrumb a {
            color: rgba(255, 255, 255, 0.85);
            transition: color var(--transition-fast);
        }
        .page-banner-breadcrumb a:hover {
            color: #fff;
        }
        .page-banner-breadcrumb .sep {
            color: rgba(255, 255, 255, 0.45);
        }
        .page-banner h1 {
            color: #fff;
            font-size: clamp(2.2rem, 5vw, 3.2rem);
            font-weight: 800;
            letter-spacing: -0.4px;
            line-height: 1.2;
        }
        .page-banner .banner-desc {
            color: rgba(255, 255, 255, 0.85);
            font-size: 1.1rem;
            max-width: 640px;
            line-height: 1.7;
        }
        .page-banner .banner-stats-row {
            display: flex;
            flex-wrap: wrap;
            gap: 28px;
            margin-top: 12px;
        }
        .page-banner .banner-stat-item {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }
        .page-banner .banner-stat-num {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--accent-light);
            letter-spacing: -0.5px;
        }
        .page-banner .banner-stat-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
        }

        /* ========== SECTION COMMON ========== */
        .section {
            padding: var(--section-gap) 0;
        }
        .section-sm {
            padding: var(--section-gap-sm) 0;
        }
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-header .section-tag {
            display: inline-block;
            background: var(--primary-surface);
            color: var(--primary);
            font-weight: 600;
            font-size: 0.82rem;
            padding: 6px 16px;
            border-radius: var(--radius-full);
            margin-bottom: 14px;
            letter-spacing: 0.4px;
        }
        .section-header h2 {
            margin-bottom: 10px;
        }
        .section-header .section-desc {
            color: var(--text-weak);
            font-size: 1.02rem;
            max-width: 600px;
            margin: 0 auto;
        }

        /* ========== CARDS ========== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 24px;
        }
        .card-grid.cols-2 {
            grid-template-columns: repeat(2, 1fr);
        }
        .card-grid.cols-3 {
            grid-template-columns: repeat(3, 1fr);
        }
        .card-grid.cols-4 {
            grid-template-columns: repeat(4, 1fr);
        }
        .card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            padding: 28px;
            box-shadow: var(--shadow-xs);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            height: 100%;
        }
        .card:hover {
            box-shadow: var(--shadow-lg);
            border-color: var(--primary-light);
            transform: translateY(-3px);
        }
        .card-icon-wrap {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            margin-bottom: 16px;
            flex-shrink: 0;
        }
        .card-icon-wrap.purple {
            background: var(--primary-surface);
            color: var(--primary);
        }
        .card-icon-wrap.amber {
            background: var(--accent-surface);
            color: var(--accent-dark);
        }
        .card-icon-wrap.teal {
            background: #e6fffa;
            color: #0d9488;
        }
        .card-icon-wrap.rose {
            background: #fff1f2;
            color: #e11d48;
        }
        .card h3 {
            margin-bottom: 8px;
            font-size: 1.15rem;
        }
        .card p {
            color: var(--text-weak);
            font-size: 0.93rem;
            line-height: 1.65;
            flex-grow: 1;
        }
        .card .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-top: 14px;
            font-weight: 600;
            color: var(--primary);
            font-size: 0.9rem;
            transition: gap var(--transition-fast);
        }
        .card .card-link:hover {
            gap: 10px;
            color: var(--primary-dark);
        }

        /* ========== TOPIC LIST ========== */
        .topic-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .topic-item {
            display: flex;
            align-items: center;
            gap: 18px;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 18px 22px;
            transition: all var(--transition);
            box-shadow: var(--shadow-xs);
        }
        .topic-item:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--primary-light);
        }
        .topic-rank {
            width: 42px;
            height: 42px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.1rem;
            flex-shrink: 0;
            background: var(--bg-light);
            color: var(--text-weak);
        }
        .topic-rank.hot {
            background: #fef3c7;
            color: #b45309;
        }
        .topic-rank.top1 {
            background: #fef3c7;
            color: #b45309;
            font-size: 1.3rem;
        }
        .topic-rank.top2 {
            background: #e2e8f0;
            color: #475569;
        }
        .topic-rank.top3 {
            background: #fde8cf;
            color: #9a3412;
        }
        .topic-info {
            flex: 1;
            min-width: 0;
        }
        .topic-info h4 {
            font-size: 1rem;
            margin-bottom: 3px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .topic-info .topic-meta {
            font-size: 0.8rem;
            color: var(--text-muted);
        }
        .topic-badge {
            display: inline-block;
            padding: 5px 12px;
            border-radius: var(--radius-full);
            font-size: 0.78rem;
            font-weight: 600;
            white-space: nowrap;
            flex-shrink: 0;
        }
        .topic-badge.hot {
            background: #fef2f2;
            color: #dc2626;
        }
        .topic-badge.new {
            background: #ecfdf5;
            color: #059669;
        }
        .topic-badge.active {
            background: #eff6ff;
            color: #2563eb;
        }

        /* ========== STATS ROW ========== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 16px;
        }
        .stat-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            padding: 24px 18px;
            text-align: center;
            box-shadow: var(--shadow-xs);
            transition: all var(--transition);
        }
        .stat-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .stat-num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.5px;
            line-height: 1.1;
        }
        .stat-label {
            font-size: 0.85rem;
            color: var(--text-weak);
            margin-top: 6px;
        }

        /* ========== EVENT CARDS ========== */
        .event-card {
            display: flex;
            gap: 20px;
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            overflow: hidden;
            box-shadow: var(--shadow-xs);
            transition: all var(--transition);
        }
        .event-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .event-card-img {
            width: 200px;
            flex-shrink: 0;
            min-height: 180px;
            object-fit: cover;
            border-radius: var(--radius-lg) 0 0 var(--radius-lg);
        }
        .event-card-body {
            padding: 22px 24px 22px 0;
            display: flex;
            flex-direction: column;
            justify-content: center;
            flex: 1;
            min-width: 0;
        }
        .event-card-body .event-date {
            font-size: 0.8rem;
            color: var(--primary);
            font-weight: 600;
            margin-bottom: 6px;
        }
        .event-card-body h3 {
            font-size: 1.1rem;
            margin-bottom: 6px;
        }
        .event-card-body p {
            color: var(--text-weak);
            font-size: 0.9rem;
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* ========== FAQ ========== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 820px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            transition: all var(--transition);
            box-shadow: var(--shadow-xs);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-heading);
            text-align: left;
            gap: 12px;
            transition: background var(--transition-fast);
            cursor: pointer;
            background: none;
            border: none;
            font-family: inherit;
        }
        .faq-question:hover {
            background: var(--bg-light);
        }
        .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--primary-surface);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.75rem;
            transition: transform var(--transition);
            flex-shrink: 0;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: var(--primary);
            color: #fff;
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 22px;
            color: var(--text-weak);
            font-size: 0.93rem;
            line-height: 1.75;
        }
        .faq-item.open .faq-answer {
            max-height: 500px;
            padding: 0 22px 20px;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--bg-dark), var(--bg-darker));
            border-radius: var(--radius-xl);
            padding: 52px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
            margin: 0 24px;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 260px;
            height: 260px;
            background: radial-gradient(circle, rgba(124, 58, 237, 0.35) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -40px;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(245, 158, 11, 0.25) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section .container-custom {
            position: relative;
            z-index: 2;
        }
        .cta-section h2 {
            color: #fff;
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            margin-bottom: 12px;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 1.05rem;
            max-width: 560px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 30px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 1rem;
            transition: all var(--transition);
            border: none;
            cursor: pointer;
            font-family: inherit;
            white-space: nowrap;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            box-shadow: 0 4px 16px rgba(91, 33, 182, 0.35);
        }
        .btn-primary:hover {
            box-shadow: 0 8px 28px rgba(91, 33, 182, 0.5);
            transform: translateY(-2px);
            color: #fff;
        }
        .btn-accent {
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            color: #1e293b;
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.35);
        }
        .btn-accent:hover {
            box-shadow: 0 8px 28px rgba(245, 158, 11, 0.5);
            transform: translateY(-2px);
            color: #1e293b;
        }
        .btn-outline {
            border: 2px solid rgba(255, 255, 255, 0.6);
            color: #fff;
            background: transparent;
        }
        .btn-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }
        .btn-group {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            justify-content: center;
        }

        /* ========== IMAGE BLOCK ========== */
        .img-rounded {
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-md);
            object-fit: cover;
            width: 100%;
        }
        .img-cover-card {
            border-radius: var(--radius);
            object-fit: cover;
            width: 100%;
            aspect-ratio: 16 / 10;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition);
        }
        .img-cover-card:hover {
            box-shadow: var(--shadow-lg);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.8);
            padding: 52px 0 28px;
            margin-top: var(--section-gap);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 36px;
            margin-bottom: 32px;
        }
        .footer-brand {
            font-size: 1.3rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 10px;
        }
        .footer-brand-desc {
            font-size: 0.88rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
        }
        .footer-col h5 {
            color: #fff;
            font-weight: 600;
            margin-bottom: 14px;
            font-size: 0.95rem;
        }
        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 0.9rem;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: #fff;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            text-align: center;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.45);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1100px) {
            .nav-links-desktop a {
                padding: 7px 10px;
                font-size: 0.85rem;
            }
            .nav-logo {
                font-size: 1.2rem;
            }
            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 0.95rem;
            }
            .stats-row {
                grid-template-columns: repeat(3, 1fr);
            }
            .card-grid.cols-3 {
                grid-template-columns: repeat(2, 1fr);
            }
            .card-grid.cols-4 {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 860px) {
            .nav-links-desktop {
                display: none;
            }
            .mobile-toggle {
                display: flex;
            }
            .page-banner {
                min-height: 340px;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .stat-num {
                font-size: 1.5rem;
            }
            .card-grid {
                grid-template-columns: 1fr;
            }
            .card-grid.cols-2,
            .card-grid.cols-3,
            .card-grid.cols-4 {
                grid-template-columns: 1fr;
            }
            .event-card {
                flex-direction: column;
            }
            .event-card-img {
                width: 100%;
                min-height: 160px;
                border-radius: var(--radius-lg) var(--radius-lg) 0 0;
                aspect-ratio: 16 / 9;
            }
            .event-card-body {
                padding: 18px 20px;
            }
            .section {
                padding: var(--section-gap-sm) 0;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .cta-section {
                margin: 0 12px;
                padding: 36px 20px;
                border-radius: var(--radius-lg);
            }
            .page-banner .banner-stats-row {
                gap: 16px;
            }
            .page-banner .banner-stat-num {
                font-size: 1.4rem;
            }
            .topic-item {
                flex-wrap: wrap;
                gap: 10px;
                padding: 14px 16px;
            }
            .topic-rank {
                width: 34px;
                height: 34px;
                font-size: 0.9rem;
            }
        }

        @media (max-width: 520px) {
            .container-custom {
                padding: 0 14px;
            }
            .page-banner {
                min-height: 300px;
            }
            .page-banner h1 {
                font-size: 1.7rem;
            }
            .page-banner .banner-desc {
                font-size: 0.9rem;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 8px;
            }
            .stat-card {
                padding: 16px 10px;
            }
            .stat-num {
                font-size: 1.3rem;
            }
            .stat-label {
                font-size: 0.75rem;
            }
            .card {
                padding: 20px;
            }
            .section-header {
                margin-bottom: 30px;
            }
            .section-header h2 {
                font-size: 1.4rem;
            }
            .btn {
                padding: 12px 22px;
                font-size: 0.9rem;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 0.9rem;
            }
            .faq-answer {
                padding: 0 16px;
                font-size: 0.85rem;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 16px;
            }
            .site-header {
                height: 60px;
            }
            :root {
                --header-height: 60px;
                --section-gap: 40px;
                --section-gap-sm: 32px;
            }
            .nav-logo {
                font-size: 1.05rem;
            }
            .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.8rem;
            }
            .page-banner .banner-stats-row {
                gap: 12px;
            }
            .page-banner .banner-stat-num {
                font-size: 1.2rem;
            }
            .page-banner .banner-stat-label {
                font-size: 0.75rem;
            }
        }

/* roulang page: category1 */
/* ==================== 设计变量 ==================== */
        :root {
            --primary: #1b1b3a;
            --primary-light: #2a2a55;
            --primary-dark: #111128;
            --accent: #e8a850;
            --accent-light: #f0c478;
            --accent-glow: #f5d49e;
            --live-red: #e53935;
            --live-pulse: #ff5252;
            --bg-page: #f8f7f5;
            --bg-white: #ffffff;
            --bg-card: #ffffff;
            --bg-soft: #f0efed;
            --bg-dark-section: #1b1b3a;
            --text-primary: #1a1a2e;
            --text-body: #2d2d3f;
            --text-weak: #6b7280;
            --text-muted: #9ca3af;
            --text-on-dark: #e8e8f0;
            --text-on-dark-weak: #b0b0c0;
            --border: #e5e4e0;
            --border-light: #f0efed;
            --border-card: #e8e7e3;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.16);
            --shadow-card-hover: 0 12px 36px rgba(0, 0, 0, 0.14);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-full: 50px;
            --transition-fast: 0.18s ease;
            --transition-normal: 0.25s ease;
            --transition-slow: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-heading: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
            --font-body: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
            --nav-height: 72px;
            --topbar-height: 34px;
            --container-max: 1200px;
            --container-narrow: 960px;
        }

        /* ==================== 基础Reset ==================== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

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

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-body);
            background-color: var(--bg-page);
            min-height: 100vh;
            overflow-x: hidden;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
            border-radius: 3px;
        }

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            background: none;
            transition: all var(--transition-fast);
        }
        button:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
            border-radius: 3px;
        }

        input {
            font-family: inherit;
            font-size: inherit;
        }
        input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-heading);
            color: var(--text-primary);
            margin: 0;
            line-height: 1.3;
            font-weight: 700;
        }

        /* ==================== 容器 ==================== */
        .container-custom {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
            width: 100%;
        }
        .container-narrow {
            max-width: var(--container-narrow);
            margin: 0 auto;
            padding: 0 20px;
            width: 100%;
        }

        /* ==================== 顶部信息条 ==================== */
        .top-bar-strip {
            background: var(--primary-dark);
            color: var(--text-on-dark-weak);
            font-size: 0.78rem;
            padding: 6px 0;
            height: var(--topbar-height);
            display: flex;
            align-items: center;
            z-index: 101;
            position: relative;
        }
        .top-bar-strip .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
        }
        .top-bar-strip .top-left {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .top-bar-strip .top-left span {
            display: flex;
            align-items: center;
            gap: 5px;
            white-space: nowrap;
        }
        .top-bar-strip .top-left i {
            color: var(--accent);
            font-size: 0.7rem;
        }
        .top-bar-strip .top-right {
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .top-bar-strip .top-right a {
            color: var(--text-on-dark-weak);
            font-size: 0.78rem;
            transition: color var(--transition-fast);
            white-space: nowrap;
        }
        .top-bar-strip .top-right a:hover {
            color: var(--accent-light);
        }

        /* ==================== Header / 主导航 ==================== */
        .site-header {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 100;
            height: var(--nav-height);
            display: flex;
            align-items: center;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-normal);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }
        .site-header .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.4rem;
            color: var(--primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
            transition: color var(--transition-fast);
            text-decoration: none;
            flex-shrink: 0;
        }
        .nav-logo:hover {
            color: var(--accent);
        }
        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            color: var(--accent);
            font-size: 1rem;
            flex-shrink: 0;
        }
        .nav-links-desktop {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
        }
        .nav-links-desktop a {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-body);
            transition: all var(--transition-fast);
            white-space: nowrap;
            text-decoration: none;
            position: relative;
        }
        .nav-links-desktop a:hover {
            color: var(--primary);
            background: var(--bg-soft);
        }
        .nav-links-desktop a.active {
            color: var(--accent);
            font-weight: 600;
            background: rgba(232, 168, 80, 0.08);
        }
        .nav-links-desktop a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2.5px;
            background: var(--accent);
            border-radius: 10px;
        }
        .nav-cta-btn {
            background: var(--accent) !important;
            color: #fff !important;
            font-weight: 600 !important;
            padding: 9px 20px !important;
            border-radius: var(--radius-full) !important;
            transition: all var(--transition-normal) !important;
            box-shadow: 0 2px 8px rgba(232, 168, 80, 0.3);
            margin-left: 4px;
            white-space: nowrap;
        }
        .nav-cta-btn:hover {
            background: var(--accent-light) !important;
            box-shadow: 0 4px 16px rgba(232, 168, 80, 0.45) !important;
            transform: translateY(-1px);
        }
        .nav-cta-btn.active {
            background: var(--accent-light) !important;
            color: #fff !important;
        }
        .nav-cta-btn.active::after {
            display: none;
        }
        .mobile-toggle {
            display: none;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: var(--radius-sm);
            font-size: 1.3rem;
            color: var(--text-primary);
            background: var(--bg-soft);
            border: 1px solid var(--border);
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }
        .mobile-toggle:hover {
            background: var(--border);
            color: var(--primary);
        }

        /* 移动端导航面板 */
        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: calc(var(--topbar-height) + var(--nav-height));
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--bg-white);
            z-index: 99;
            padding: 16px 20px;
            overflow-y: auto;
            border-top: 1px solid var(--border);
            flex-direction: column;
            gap: 4px;
            box-shadow: var(--shadow-lg);
        }
        .mobile-nav-panel.is-open {
            display: flex;
        }
        .mobile-nav-panel a {
            display: block;
            padding: 14px 16px;
            border-radius: var(--radius-md);
            font-size: 1rem;
            font-weight: 500;
            color: var(--text-body);
            transition: all var(--transition-fast);
            text-decoration: none;
            border: 1px solid transparent;
        }
        .mobile-nav-panel a:hover {
            background: var(--bg-soft);
            color: var(--primary);
        }
        .mobile-nav-panel a.active {
            color: var(--accent);
            font-weight: 600;
            background: rgba(232, 168, 80, 0.06);
            border-color: rgba(232, 168, 80, 0.2);
        }
        .mobile-nav-panel .mobile-cta {
            background: var(--accent) !important;
            color: #fff !important;
            text-align: center;
            font-weight: 600 !important;
            border-radius: var(--radius-full) !important;
            margin-top: 8px;
            padding: 14px 20px !important;
        }

        /* ==================== 内页Banner ==================== */
        .inner-banner {
            position: relative;
            min-height: 340px;
            display: flex;
            align-items: center;
            background-size: cover;
            background-position: center 30%;
            background-repeat: no-repeat;
            overflow: hidden;
        }
        .inner-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg,
                    rgba(27, 27, 58, 0.88) 0%,
                    rgba(27, 27, 58, 0.7) 40%,
                    rgba(17, 17, 40, 0.75) 100%);
            z-index: 1;
        }
        .inner-banner .banner-content {
            position: relative;
            z-index: 2;
            padding: 60px 0 50px;
        }
        .inner-banner .banner-badge {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            background: var(--live-red);
            color: #fff;
            font-weight: 600;
            font-size: 0.85rem;
            padding: 6px 16px;
            border-radius: var(--radius-full);
            margin-bottom: 18px;
            animation: livePulse 2s infinite;
            letter-spacing: 0.04em;
        }
        .inner-banner .banner-badge .pulse-dot {
            width: 9px;
            height: 9px;
            border-radius: 50%;
            background: #fff;
            animation: pulseDot 1.5s infinite;
        }
        @keyframes livePulse {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(229, 57, 53, 0.5);
            }
            50% {
                box-shadow: 0 0 0 14px rgba(229, 57, 53, 0);
            }
        }
        @keyframes pulseDot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.5;
                transform: scale(1.6);
            }
        }
        .inner-banner h1 {
            color: #fff;
            font-size: 2.6rem;
            font-weight: 700;
            margin-bottom: 12px;
            letter-spacing: 0.01em;
        }
        .inner-banner .banner-subtitle {
            color: var(--text-on-dark-weak);
            font-size: 1.1rem;
            max-width: 600px;
            line-height: 1.6;
        }
        .inner-banner .banner-stats-row {
            display: flex;
            gap: 32px;
            margin-top: 20px;
            flex-wrap: wrap;
        }
        .inner-banner .banner-stat-item {
            display: flex;
            align-items: center;
            gap: 8px;
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
        }
        .inner-banner .banner-stat-item i {
            color: var(--accent);
            font-size: 1.1rem;
        }

        /* ==================== 板块通用 ==================== */
        .section {
            padding: 60px 0;
        }
        .section-sm {
            padding: 40px 0;
        }
        .section-lg {
            padding: 70px 0;
        }
        .section-title-group {
            text-align: center;
            margin-bottom: 40px;
        }
        .section-title-group h2 {
            font-size: 2rem;
            color: var(--text-primary);
            margin-bottom: 10px;
        }
        .section-title-group .section-subtitle {
            color: var(--text-weak);
            font-size: 1rem;
            max-width: 520px;
            margin: 0 auto;
        }
        .section-label {
            display: inline-block;
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--accent);
            text-transform: uppercase;
            letter-spacing: 0.06em;
            margin-bottom: 8px;
        }

        /* ==================== 卡片系统 ==================== */
        .card-base {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-normal);
            box-shadow: var(--shadow-sm);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .card-base:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: #d8d6d1;
        }
        .card-base .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: #e8e7e3;
        }
        .card-base .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .card-base:hover .card-img-wrap img {
            transform: scale(1.04);
        }
        .card-base .card-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .card-base .card-tag-row {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }
        .card-base .card-tag {
            font-size: 0.75rem;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: var(--radius-full);
            letter-spacing: 0.03em;
        }
        .tag-live {
            background: #fde8e8;
            color: var(--live-red);
        }
        .tag-upcoming {
            background: #e8f0fd;
            color: #2563eb;
        }
        .tag-hot {
            background: #fef3e4;
            color: #d97706;
        }
        .tag-esports {
            background: #ede9fe;
            color: #7c3aed;
        }
        .card-base .card-title {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-primary);
            line-height: 1.4;
        }
        .card-base .card-meta {
            font-size: 0.84rem;
            color: var(--text-weak);
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }
        .card-base .card-meta i {
            font-size: 0.7rem;
            color: var(--text-muted);
        }
        .card-base .card-desc {
            font-size: 0.88rem;
            color: var(--text-weak);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* ==================== 赛事列表行 ==================== */
        .match-row {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 16px 20px;
            background: var(--bg-white);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
            flex-wrap: wrap;
        }
        .match-row:hover {
            box-shadow: var(--shadow-md);
            border-color: #d8d6d1;
            background: #fdfdfc;
        }
        .match-row .match-time {
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--text-primary);
            min-width: 60px;
            text-align: center;
            flex-shrink: 0;
        }
        .match-row .match-teams {
            flex: 1;
            min-width: 140px;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-primary);
        }
        .match-row .match-league {
            font-size: 0.8rem;
            color: var(--text-weak);
            flex-shrink: 0;
        }
        .match-row .match-status-badge {
            font-size: 0.78rem;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: var(--radius-full);
            flex-shrink: 0;
            letter-spacing: 0.03em;
        }
        .status-live-now {
            background: var(--live-red);
            color: #fff;
            animation: livePulse 2s infinite;
        }
        .status-upcoming {
            background: #e8f0fd;
            color: #2563eb;
        }
        .status-replay {
            background: #f0efed;
            color: #555;
        }

        /* ==================== 按钮系统 ==================== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 7px;
            padding: 11px 24px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.92rem;
            transition: all var(--transition-normal);
            cursor: pointer;
            border: 2px solid transparent;
            text-decoration: none;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--accent);
            color: #fff;
            border-color: var(--accent);
            box-shadow: 0 4px 14px rgba(232, 168, 80, 0.35);
        }
        .btn-primary:hover {
            background: var(--accent-light);
            border-color: var(--accent-light);
            box-shadow: 0 6px 22px rgba(232, 168, 80, 0.5);
            transform: translateY(-2px);
            color: #fff;
        }
        .btn-outline {
            background: transparent;
            color: var(--text-primary);
            border-color: var(--border);
        }
        .btn-outline:hover {
            background: var(--bg-soft);
            border-color: #c5c3be;
            transform: translateY(-1px);
        }
        .btn-sm {
            padding: 7px 16px;
            font-size: 0.82rem;
            border-radius: var(--radius-full);
        }
        .btn-lg {
            padding: 14px 32px;
            font-size: 1.05rem;
            border-radius: var(--radius-full);
        }
        .btn-white {
            background: #fff;
            color: var(--primary);
            border-color: #fff;
            box-shadow: var(--shadow-md);
        }
        .btn-white:hover {
            background: #f5f5f5;
            border-color: #f5f5f5;
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
            color: var(--primary);
        }

        /* ==================== 分类标签按钮组 ==================== */
        .filter-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
        }
        .filter-tag {
            padding: 9px 20px;
            border-radius: var(--radius-full);
            font-size: 0.88rem;
            font-weight: 500;
            background: var(--bg-white);
            border: 1.5px solid var(--border);
            color: var(--text-body);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .filter-tag:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: rgba(232, 168, 80, 0.04);
        }
        .filter-tag.active-filter {
            background: var(--accent);
            color: #fff;
            border-color: var(--accent);
            font-weight: 600;
        }

        /* ==================== CTA区域 ==================== */
        .cta-section {
            background: var(--bg-dark-section);
            color: #fff;
            padding: 60px 0;
            text-align: center;
            border-radius: 0;
        }
        .cta-section h2 {
            color: #fff;
            font-size: 1.9rem;
            margin-bottom: 10px;
        }
        .cta-section p {
            color: var(--text-on-dark-weak);
            font-size: 1rem;
            max-width: 500px;
            margin: 0 auto 24px;
        }

        /* ==================== 深色数据条 ==================== */
        .stats-strip {
            background: var(--bg-dark-section);
            padding: 36px 0;
            color: #fff;
        }
        .stats-strip .stat-item-inner {
            text-align: center;
            padding: 12px 8px;
        }
        .stats-strip .stat-number {
            font-size: 2rem;
            font-weight: 700;
            color: var(--accent);
        }
        .stats-strip .stat-label {
            font-size: 0.85rem;
            color: var(--text-on-dark-weak);
            margin-top: 2px;
        }

        /* ==================== Footer ==================== */
        .site-footer {
            background: #16162a;
            color: var(--text-on-dark-weak);
            padding: 50px 0 0;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 36px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .site-footer .footer-brand {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.3rem;
            color: #fff;
            margin-bottom: 10px;
        }
        .site-footer .footer-brand-desc {
            font-size: 0.85rem;
            line-height: 1.6;
            color: var(--text-on-dark-weak);
        }
        .site-footer h5 {
            color: #fff;
            font-size: 0.95rem;
            margin-bottom: 14px;
            font-weight: 600;
        }
        .site-footer ul li {
            margin-bottom: 8px;
        }
        .site-footer ul li a {
            color: var(--text-on-dark-weak);
            font-size: 0.85rem;
            transition: color var(--transition-fast);
            text-decoration: none;
        }
        .site-footer ul li a:hover {
            color: var(--accent-light);
        }
        .site-footer .footer-bottom {
            text-align: center;
            padding: 20px 0;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.35);
        }

        /* ==================== 响应式 ==================== */
        @media (max-width: 1024px) {
            .nav-links-desktop a {
                padding: 7px 10px;
                font-size: 0.84rem;
            }
            .nav-logo {
                font-size: 1.2rem;
            }
            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.85rem;
            }
            .inner-banner h1 {
                font-size: 2rem;
            }
            .inner-banner {
                min-height: 280px;
            }
            .section {
                padding: 44px 0;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
            .stats-strip .stat-number {
                font-size: 1.6rem;
            }
            .card-base .card-title {
                font-size: 1rem;
            }
        }

        @media (max-width: 768px) {
            .top-bar-strip .top-right {
                display: none;
            }
            .top-bar-strip .top-left {
                font-size: 0.72rem;
                gap: 10px;
            }
            .nav-links-desktop {
                display: none;
            }
            .mobile-toggle {
                display: flex;
            }
            .inner-banner {
                min-height: 240px;
                background-position: center;
            }
            .inner-banner h1 {
                font-size: 1.7rem;
            }
            .inner-banner .banner-subtitle {
                font-size: 0.95rem;
            }
            .inner-banner .banner-stats-row {
                gap: 16px;
            }
            .section {
                padding: 36px 0;
            }
            .section-title-group h2 {
                font-size: 1.5rem;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .match-row {
                gap: 10px;
                padding: 12px 14px;
            }
            .match-row .match-time {
                min-width: 44px;
                font-size: 0.8rem;
            }
            .match-row .match-teams {
                font-size: 0.9rem;
            }
            .card-base .card-body {
                padding: 14px 16px 16px;
            }
            .filter-tag {
                padding: 7px 15px;
                font-size: 0.82rem;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .stats-strip .stat-number {
                font-size: 1.4rem;
            }
        }

        @media (max-width: 520px) {
            .top-bar-strip {
                font-size: 0.7rem;
                height: auto;
                min-height: 28px;
                padding: 4px 0;
            }
            .top-bar-strip .top-left {
                gap: 6px;
            }
            .site-header {
                height: 58px;
            }
            :root {
                --nav-height: 58px;
                --topbar-height: auto;
            }
            .nav-logo {
                font-size: 1.05rem;
                gap: 6px;
            }
            .logo-icon {
                width: 28px;
                height: 28px;
                font-size: 0.75rem;
            }
            .inner-banner {
                min-height: 200px;
            }
            .inner-banner h1 {
                font-size: 1.4rem;
            }
            .inner-banner .banner-subtitle {
                font-size: 0.85rem;
            }
            .inner-banner .banner-stats-row {
                gap: 10px;
                font-size: 0.8rem;
            }
            .inner-banner .banner-content {
                padding: 30px 0 28px;
            }
            .section {
                padding: 28px 0;
            }
            .section-title-group h2 {
                font-size: 1.3rem;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .match-row {
                gap: 6px;
                padding: 10px 12px;
                font-size: 0.78rem;
            }
            .card-base .card-img-wrap {
                aspect-ratio: 16 / 11;
            }
            .filter-tags {
                gap: 6px;
            }
            .filter-tag {
                padding: 6px 12px;
                font-size: 0.76rem;
            }
            .btn {
                padding: 9px 18px;
                font-size: 0.85rem;
            }
            .btn-lg {
                padding: 12px 24px;
                font-size: 0.95rem;
            }
            .cta-section {
                padding: 40px 0;
            }
            .cta-section h2 {
                font-size: 1.3rem;
            }
            .stats-strip .stat-number {
                font-size: 1.2rem;
            }
            .stats-strip .stat-label {
                font-size: 0.75rem;
            }
        }

/* roulang page: category4 */
/* ========== 设计变量 ========== */
        :root {
            --primary: #1a1a2e;
            --primary-light: #25254a;
            --primary-dark: #0f0f1f;
            --accent: #c9a96e;
            --accent-light: #d9c08a;
            --accent-dark: #b8923f;
            --gold: #d4a853;
            --gold-glow: #e8c97a;
            --bg: #f9f7f4;
            --bg-alt: #f0ede7;
            --bg-dark: #1a1a2e;
            --surface: #ffffff;
            --text: #1c1c1c;
            --text-weak: #6b6b6b;
            --text-light: #999999;
            --text-on-dark: #e8e8e8;
            --border: #e2ded8;
            --border-light: #eeebe6;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.09);
            --shadow-lg: 0 14px 48px rgba(0, 0, 0, 0.12);
            --shadow-gold: 0 4px 20px rgba(201, 169, 110, 0.25);
            --radius-xs: 6px;
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 22px;
            --radius-xl: 28px;
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
            --nav-height: 72px;
            --container-max: 1240px;
            --section-gap: 80px;
        }

        /* ========== 基础 Reset 与全局样式 ========== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

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

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background-color: var(--bg);
            overflow-x: hidden;
        }

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

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

        button {
            cursor: pointer;
            font-family: inherit;
        }

        input,
        select,
        textarea {
            font-family: inherit;
        }

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-heading);
            line-height: 1.3;
            margin-top: 0;
            color: var(--primary);
        }

        /* ========== 容器 ========== */
        .container-custom {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        @media (max-width: 768px) {
            .container-custom {
                padding: 0 16px;
            }
        }

        /* ========== 站点 Header ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.97);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-light);
            box-shadow: 0 1px 6px rgba(0, 0, 0, 0.04);
            height: var(--nav-height);
            display: flex;
            align-items: center;
            transition: box-shadow var(--transition);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }

        .site-header .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }

        /* Logo */
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-heading);
            font-size: 1.45rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.03em;
            white-space: nowrap;
            text-decoration: none;
            transition: opacity var(--transition);
        }

        .nav-logo:hover {
            opacity: 0.85;
            color: var(--primary);
            text-decoration: none;
        }

        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--accent), var(--gold));
            border-radius: var(--radius-xs);
            color: #fff;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        /* 桌面导航 */
        .nav-links-desktop {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: nowrap;
        }

        .nav-links-desktop a {
            display: inline-flex;
            align-items: center;
            padding: 8px 15px;
            border-radius: 30px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text);
            white-space: nowrap;
            transition: all var(--transition);
            letter-spacing: 0.02em;
            text-decoration: none;
            position: relative;
        }

        .nav-links-desktop a:hover {
            color: var(--accent-dark);
            background: rgba(201, 169, 110, 0.08);
            text-decoration: none;
        }

        .nav-links-desktop a.active {
            color: var(--accent-dark);
            background: rgba(201, 169, 110, 0.13);
            font-weight: 600;
            text-decoration: none;
        }

        .nav-links-desktop a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 3px;
            border-radius: 3px;
            background: var(--accent);
        }

        .nav-cta-btn {
            background: linear-gradient(135deg, var(--accent), var(--gold)) !important;
            color: #fff !important;
            font-weight: 600 !important;
            padding: 10px 22px !important;
            border-radius: 30px !important;
            box-shadow: var(--shadow-gold);
            transition: all var(--transition) !important;
            letter-spacing: 0.03em;
        }

        .nav-cta-btn:hover {
            background: linear-gradient(135deg, var(--accent-dark), var(--accent)) !important;
            box-shadow: 0 6px 28px rgba(201, 169, 110, 0.4) !important;
            transform: translateY(-1px);
            color: #fff !important;
        }

        .nav-cta-btn::after {
            display: none !important;
        }

        /* 移动端切换按钮 */
        .mobile-toggle {
            display: none;
            background: none;
            border: 2px solid var(--border);
            border-radius: var(--radius-xs);
            padding: 8px 12px;
            font-size: 1.3rem;
            color: var(--primary);
            cursor: pointer;
            transition: all var(--transition);
            line-height: 1;
        }

        .mobile-toggle:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: rgba(201, 169, 110, 0.06);
        }

        .mobile-toggle[aria-expanded="true"] {
            border-color: var(--accent);
            color: var(--accent);
            background: rgba(201, 169, 110, 0.1);
        }

        /* 移动端导航面板 */
        @media (max-width: 1024px) {
            .nav-links-desktop {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                align-items: stretch;
                padding: 16px 20px;
                gap: 4px;
                border-bottom: 2px solid var(--border);
                box-shadow: var(--shadow-lg);
                z-index: 999;
                border-radius: 0 0 var(--radius-md) var(--radius-md);
            }

            .nav-links-desktop.nav-open {
                display: flex;
            }

            .nav-links-desktop a {
                padding: 12px 16px;
                border-radius: var(--radius-sm);
                font-size: 0.95rem;
                justify-content: flex-start;
            }

            .nav-links-desktop a.active::after {
                display: none;
            }

            .nav-links-desktop a.active {
                border-left: 3px solid var(--accent);
                border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            }

            .nav-cta-btn {
                text-align: center;
                justify-content: center !important;
                margin-top: 8px;
            }

            .mobile-toggle {
                display: block;
            }
        }

        @media (max-width: 520px) {
            .nav-logo {
                font-size: 1.2rem;
                gap: 6px;
            }
            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.9rem;
            }
            .site-header {
                --nav-height: 60px;
            }
        }

        /* ========== 内页 Banner ========== */
        .page-banner {
            position: relative;
            background: var(--primary-dark) url('assets/images/backpic/back-2.webp') center/cover no-repeat;
            min-height: 340px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 26, 46, 0.88) 0%, rgba(26, 26, 46, 0.7) 50%, rgba(15, 15, 31, 0.82) 100%);
            z-index: 1;
        }

        .page-banner .banner-content {
            position: relative;
            z-index: 2;
            text-align: center;
            color: #fff;
            padding: 50px 0;
            width: 100%;
        }

        .page-banner .banner-badge {
            display: inline-block;
            background: rgba(201, 169, 110, 0.2);
            border: 1px solid rgba(201, 169, 110, 0.4);
            color: var(--gold-glow);
            padding: 6px 18px;
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.05em;
            margin-bottom: 18px;
        }

        .page-banner h1 {
            font-size: 2.8rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }

        .page-banner .banner-subtitle {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.8);
            max-width: 640px;
            margin: 0 auto;
            line-height: 1.7;
        }

        @media (max-width: 768px) {
            .page-banner {
                min-height: 260px;
            }
            .page-banner h1 {
                font-size: 1.9rem;
            }
            .page-banner .banner-subtitle {
                font-size: 1rem;
                max-width: 90%;
            }
        }

        @media (max-width: 520px) {
            .page-banner h1 {
                font-size: 1.55rem;
            }
            .page-banner .banner-subtitle {
                font-size: 0.9rem;
            }
            .page-banner .banner-badge {
                font-size: 0.75rem;
                padding: 5px 14px;
            }
        }

        /* ========== 通用板块 ========== */
        .section {
            padding: var(--section-gap) 0;
        }

        @media (max-width: 768px) {
            .section {
                padding: 48px 0;
            }
        }

        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--accent-dark);
            background: rgba(201, 169, 110, 0.1);
            padding: 5px 14px;
            border-radius: 30px;
            margin-bottom: 10px;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
            letter-spacing: 0.01em;
        }

        .section-desc {
            font-size: 1.05rem;
            color: var(--text-weak);
            max-width: 620px;
            line-height: 1.7;
        }

        .section-header {
            text-align: center;
            margin-bottom: 44px;
        }

        .section-header .section-label {
            margin-left: auto;
            margin-right: auto;
        }

        @media (max-width: 768px) {
            .section-title {
                font-size: 1.55rem;
            }
            .section-desc {
                font-size: 0.95rem;
            }
        }

        /* ========== 卡片基础 ========== */
        .card {
            background: var(--surface);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

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

        .card-icon-circle {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            margin-bottom: 16px;
            flex-shrink: 0;
        }

        .card-icon-circle.accent {
            background: rgba(201, 169, 110, 0.14);
            color: var(--accent-dark);
        }

        .card-icon-circle.primary {
            background: rgba(26, 26, 46, 0.08);
            color: var(--primary);
        }

        .card-icon-circle.gold {
            background: linear-gradient(135deg, rgba(201, 169, 110, 0.2), rgba(212, 168, 83, 0.25));
            color: var(--accent-dark);
        }

        .card h3 {
            font-size: 1.2rem;
            font-weight: 650;
            margin-bottom: 8px;
            color: var(--primary);
        }

        .card p {
            font-size: 0.92rem;
            color: var(--text-weak);
            line-height: 1.65;
            margin: 0;
            flex-grow: 1;
        }

        /* ========== 会员等级卡片（高亮卡片） ========== */
        .tier-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            box-shadow: var(--shadow-sm);
            border: 2px solid var(--border-light);
            transition: all var(--transition);
            text-align: center;
            height: 100%;
            display: flex;
            flex-direction: column;
            align-items: center;
            position: relative;
            overflow: hidden;
        }

        .tier-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-6px);
            border-color: transparent;
        }

        .tier-card.featured {
            border-color: var(--accent);
            box-shadow: var(--shadow-gold);
            background: linear-gradient(180deg, #fffefb 0%, #fffdf5 50%, #ffffff 100%);
        }

        .tier-card.featured::before {
            content: '热门推荐';
            position: absolute;
            top: 16px;
            right: -32px;
            background: linear-gradient(135deg, var(--accent), var(--gold));
            color: #fff;
            font-size: 0.72rem;
            font-weight: 700;
            padding: 5px 40px;
            transform: rotate(45deg);
            letter-spacing: 0.04em;
            z-index: 2;
        }

        .tier-card .tier-img {
            width: 100%;
            height: 160px;
            object-fit: cover;
            border-radius: var(--radius-sm);
            margin-bottom: 18px;
        }

        .tier-card .tier-name {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 4px;
        }

        .tier-card .tier-price {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--accent-dark);
            margin-bottom: 14px;
        }

        .tier-card .tier-price span {
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--text-weak);
        }

        .tier-card .tier-features {
            list-style: none;
            padding: 0;
            margin: 0 0 20px 0;
            text-align: left;
            width: 100%;
            flex-grow: 1;
        }

        .tier-card .tier-features li {
            padding: 7px 0 7px 26px;
            font-size: 0.9rem;
            color: var(--text);
            position: relative;
            border-bottom: 1px solid var(--border-light);
        }

        .tier-card .tier-features li::before {
            content: '\f00c';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            left: 0;
            top: 8px;
            font-size: 0.75rem;
            color: var(--accent);
        }

        .tier-card .tier-features li:last-child {
            border-bottom: none;
        }

        .tier-card .btn-tier {
            display: inline-block;
            padding: 12px 32px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.95rem;
            letter-spacing: 0.03em;
            transition: all var(--transition);
            cursor: pointer;
            text-decoration: none;
            border: 2px solid var(--accent);
            background: transparent;
            color: var(--accent-dark);
        }

        .tier-card .btn-tier:hover {
            background: var(--accent);
            color: #fff;
            text-decoration: none;
            box-shadow: var(--shadow-gold);
        }

        .tier-card.featured .btn-tier {
            background: linear-gradient(135deg, var(--accent), var(--gold));
            color: #fff;
            border: none;
            box-shadow: var(--shadow-gold);
        }

        .tier-card.featured .btn-tier:hover {
            box-shadow: 0 6px 28px rgba(201, 169, 110, 0.45);
            transform: translateY(-2px);
        }

        /* ========== 权益网格卡片 ========== */
        .benefit-card {
            background: var(--surface);
            border-radius: var(--radius-md);
            padding: 30px 22px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            text-align: center;
            height: 100%;
            display: flex;
            flex-direction: column;
            align-items: center;
        }

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

        .benefit-card .benefit-icon-wrap {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            margin-bottom: 16px;
            background: rgba(201, 169, 110, 0.12);
            color: var(--accent-dark);
            transition: all var(--transition);
        }

        .benefit-card:hover .benefit-icon-wrap {
            background: var(--accent);
            color: #fff;
            box-shadow: var(--shadow-gold);
        }

        .benefit-card h3 {
            font-size: 1.1rem;
            font-weight: 650;
            margin-bottom: 8px;
        }

        .benefit-card p {
            font-size: 0.88rem;
            color: var(--text-weak);
            line-height: 1.6;
            margin: 0;
        }

        /* ========== 数据统计条 ========== */
        .stats-strip {
            background: var(--primary);
            padding: 44px 0;
        }

        .stats-strip .stat-item {
            text-align: center;
            padding: 16px 12px;
        }

        .stats-strip .stat-number {
            font-size: 2.6rem;
            font-weight: 700;
            color: var(--gold-glow);
            letter-spacing: 0.02em;
            line-height: 1.2;
        }

        .stats-strip .stat-label {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 6px;
            letter-spacing: 0.03em;
        }

        @media (max-width: 768px) {
            .stats-strip .stat-number {
                font-size: 1.9rem;
            }
            .stats-strip .stat-label {
                font-size: 0.8rem;
            }
        }

        /* ========== 用户评价卡片 ========== */
        .testimonial-card {
            background: var(--surface);
            border-radius: var(--radius-md);
            padding: 26px 22px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            height: 100%;
        }

        .testimonial-card .testimonial-stars {
            color: var(--gold);
            font-size: 0.9rem;
            margin-bottom: 10px;
            letter-spacing: 2px;
        }

        .testimonial-card .testimonial-text {
            font-size: 0.92rem;
            color: var(--text);
            line-height: 1.7;
            margin-bottom: 14px;
            font-style: italic;
        }

        .testimonial-card .testimonial-author {
            font-weight: 650;
            font-size: 0.88rem;
            color: var(--primary);
        }

        .testimonial-card .testimonial-role {
            font-size: 0.78rem;
            color: var(--text-light);
        }

        /* ========== CTA 板块 ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 40%, var(--primary-light) 100%);
            padding: 60px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 260px;
            height: 260px;
            background: rgba(201, 169, 110, 0.06);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -80px;
            left: -40px;
            width: 200px;
            height: 200px;
            background: rgba(212, 168, 83, 0.05);
            border-radius: 50%;
            pointer-events: none;
        }

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

        .cta-section h2 {
            font-size: 2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }

        .cta-section p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.75);
            max-width: 540px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }

        .btn-gold {
            display: inline-block;
            padding: 14px 40px;
            background: linear-gradient(135deg, var(--accent), var(--gold));
            color: #fff;
            font-weight: 700;
            font-size: 1.05rem;
            border-radius: 30px;
            letter-spacing: 0.04em;
            text-decoration: none;
            box-shadow: var(--shadow-gold);
            transition: all var(--transition);
            border: none;
            cursor: pointer;
        }

        .btn-gold:hover {
            box-shadow: 0 8px 32px rgba(201, 169, 110, 0.5);
            transform: translateY(-3px);
            color: #fff;
            text-decoration: none;
        }

        .btn-outline-light {
            display: inline-block;
            padding: 12px 34px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            border-radius: 30px;
            letter-spacing: 0.03em;
            text-decoration: none;
            border: 2px solid rgba(255, 255, 255, 0.5);
            transition: all var(--transition);
            cursor: pointer;
            margin-left: 12px;
        }

        .btn-outline-light:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            text-decoration: none;
        }

        @media (max-width: 520px) {
            .btn-outline-light {
                margin-left: 0;
                margin-top: 12px;
            }
            .cta-section h2 {
                font-size: 1.55rem;
            }
            .btn-gold {
                padding: 12px 30px;
                font-size: 0.95rem;
            }
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--surface);
            border-radius: var(--radius-sm);
            padding: 20px 24px;
            margin-bottom: 12px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            cursor: pointer;
        }

        .faq-item:hover {
            box-shadow: var(--shadow-md);
            border-color: transparent;
        }

        .faq-item .faq-question {
            font-weight: 650;
            font-size: 1.02rem;
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }

        .faq-item .faq-question i {
            color: var(--accent);
            font-size: 0.8rem;
            transition: transform var(--transition);
            flex-shrink: 0;
        }

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }

        .faq-item .faq-answer {
            margin-top: 12px;
            font-size: 0.9rem;
            color: var(--text-weak);
            line-height: 1.7;
            display: none;
            padding-top: 10px;
            border-top: 1px solid var(--border-light);
        }

        .faq-item.open .faq-answer {
            display: block;
        }

        /* ========== 专属服务图文区块 ========== */
        .media-block {
            display: flex;
            align-items: center;
            gap: 48px;
            flex-wrap: wrap;
        }

        .media-block.reverse {
            flex-direction: row-reverse;
        }

        .media-block .media-img {
            flex: 1 1 380px;
            min-width: 280px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }

        .media-block .media-img img {
            width: 100%;
            height: auto;
            display: block;
            transition: transform 0.5s ease;
        }

        .media-block .media-img:hover img {
            transform: scale(1.04);
        }

        .media-block .media-text {
            flex: 1 1 340px;
            min-width: 260px;
        }

        .media-block .media-text h3 {
            font-size: 1.55rem;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .media-block .media-text p {
            font-size: 0.95rem;
            color: var(--text-weak);
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .media-block .media-text .media-features {
            list-style: none;
            padding: 0;
        }

        .media-block .media-text .media-features li {
            padding: 6px 0 6px 24px;
            position: relative;
            font-size: 0.9rem;
            color: var(--text);
        }

        .media-block .media-text .media-features li::before {
            content: '\f058';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            left: 0;
            top: 6px;
            color: var(--accent);
            font-size: 0.85rem;
        }

        @media (max-width: 768px) {
            .media-block {
                gap: 24px;
            }
            .media-block .media-text h3 {
                font-size: 1.3rem;
            }
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--primary-dark);
            color: var(--text-on-dark);
            padding: 48px 0 24px;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.3fr;
            gap: 32px;
        }

        .site-footer .footer-brand {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: 0.03em;
        }

        .site-footer .footer-brand-desc {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.6;
            margin: 0;
        }

        .site-footer h5 {
            font-size: 0.95rem;
            font-weight: 650;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.03em;
        }

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

        .site-footer ul li {
            margin-bottom: 7px;
        }

        .site-footer ul li a {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.65);
            text-decoration: none;
            transition: color var(--transition);
        }

        .site-footer ul li a:hover {
            color: var(--gold-glow);
            text-decoration: none;
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            margin-top: 32px;
            padding-top: 18px;
            text-align: center;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.45);
        }

        @media (max-width: 768px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 520px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .site-footer .footer-brand-desc {
                max-width: 100%;
            }
        }

        /* ========== 辅助工具类 ========== */
        .text-center {
            text-align: center;
        }
        .mt-0 {
            margin-top: 0;
        }
        .mb-0 {
            margin-bottom: 0;
        }
        .mb-12 {
            margin-bottom: 12px;
        }
        .mb-20 {
            margin-bottom: 20px;
        }
        .mb-32 {
            margin-bottom: 32px;
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }

        /* Foundation 覆盖 */
        .row {
            max-width: none;
        }
        .row .row {
            margin-left: 0;
            margin-right: 0;
        }
        @media (max-width: 640px) {
            .row .columns {
                padding-left: 8px;
                padding-right: 8px;
            }
        }
        a:focus-visible,
        button:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
            border-radius: 4px;
        }

/* roulang page: category5 */
:root {
            --primary: #1a1a2e;
            --primary-light: #2d2d4a;
            --accent: #e94560;
            --accent-hover: #c73550;
            --accent-soft: #ff6b81;
            --gold: #d4a843;
            --gold-light: #f0d078;
            --bg: #fafafa;
            --bg-alt: #f0f0f5;
            --bg-dark: #1a1a2e;
            --bg-card: #ffffff;
            --text: #1a1a2e;
            --text-weak: #6b7280;
            --text-light: #9ca3af;
            --text-on-dark: #e5e5ec;
            --border: #e0e0e8;
            --border-light: #eeeef4;
            --radius-sm: 8px;
            --radius: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-xs: 0 1px 3px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.16);
            --transition: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-fast: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            --container-max: 1240px;
            --container-narrow: 960px;
            --header-height: 72px;
            --section-gap: 80px;
            --section-gap-sm: 48px;
        }

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

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            background: none;
        }
        ul {
            list-style: none;
        }
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
        }

        .container-custom {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }
        .container-narrow {
            max-width: var(--container-narrow);
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }

        /* ========== HEADER ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: #fff;
            border-bottom: 1px solid var(--border-light);
            box-shadow: var(--shadow-xs);
            height: var(--header-height);
            display: flex;
            align-items: center;
            transition: box-shadow var(--transition);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow);
        }
        .site-header .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: .5px;
            white-space: nowrap;
            transition: color var(--transition-fast);
        }
        .nav-logo:hover {
            color: var(--accent);
        }
        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--accent), var(--accent-soft));
            color: #fff;
            border-radius: var(--radius-sm);
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .nav-links-desktop {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-links-desktop a {
            padding: 8px 15px;
            border-radius: 6px;
            font-size: .925rem;
            font-weight: 500;
            color: var(--text);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        .nav-links-desktop a:hover {
            color: var(--accent);
            background: rgba(233, 69, 96, 0.04);
        }
        .nav-links-desktop a.active {
            color: var(--accent);
            font-weight: 600;
        }
        .nav-links-desktop a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 15px;
            right: 15px;
            height: 2.5px;
            background: var(--accent);
            border-radius: 2px;
        }
        .nav-cta-btn {
            background: var(--accent) !important;
            color: #fff !important;
            padding: 9px 20px !important;
            border-radius: 22px !important;
            font-weight: 600 !important;
            transition: all var(--transition) !important;
            margin-left: 8px;
        }
        .nav-cta-btn:hover {
            background: var(--accent-hover) !important;
            color: #fff !important;
            transform: translateY(-1px);
            box-shadow: 0 4px 14px rgba(233, 69, 96, 0.35);
        }
        .nav-cta-btn.active {
            background: var(--accent-hover) !important;
            color: #fff !important;
        }
        .nav-cta-btn.active::after {
            display: none !important;
        }
        .mobile-toggle {
            display: none;
            font-size: 1.5rem;
            color: var(--text);
            padding: 8px;
            border-radius: 6px;
            transition: background var(--transition-fast);
        }
        .mobile-toggle:hover {
            background: var(--bg-alt);
        }

        /* Mobile Nav */
        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: #fff;
            z-index: 999;
            padding: 20px 24px;
            overflow-y: auto;
            flex-direction: column;
            gap: 4px;
        }
        .mobile-nav-panel.open {
            display: flex;
        }
        .mobile-nav-panel a {
            display: block;
            padding: 14px 18px;
            border-radius: 10px;
            font-size: 1rem;
            font-weight: 500;
            color: var(--text);
            transition: all var(--transition-fast);
        }
        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active {
            background: rgba(233, 69, 96, 0.06);
            color: var(--accent);
        }
        .mobile-nav-panel .nav-cta-btn {
            text-align: center;
            margin-top: 12px;
            margin-left: 0;
            border-radius: 24px !important;
            padding: 12px 20px !important;
            font-size: 1rem !important;
        }

        /* ========== PAGE BANNER ========== */
        .page-banner {
            background: var(--bg-dark);
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            position: relative;
            padding: 80px 0;
            text-align: center;
            color: #fff;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(26, 26, 46, 0.82) 0%, rgba(26, 26, 46, 0.9) 100%);
        }
        .page-banner .container-custom {
            position: relative;
            z-index: 1;
        }
        .page-banner .banner-tag {
            display: inline-block;
            background: rgba(255, 255, 255, 0.15);
            color: var(--gold-light);
            border: 1px solid rgba(255, 255, 255, 0.25);
            padding: 6px 18px;
            border-radius: 20px;
            font-size: .85rem;
            font-weight: 500;
            letter-spacing: 1px;
            margin-bottom: 18px;
            backdrop-filter: blur(4px);
        }
        .page-banner h1 {
            font-size: 2.8rem;
            font-weight: 800;
            letter-spacing: 1px;
            margin-bottom: 14px;
            line-height: 1.25;
        }
        .page-banner p {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.8);
            max-width: 680px;
            margin: 0 auto;
            line-height: 1.7;
        }

        /* ========== SECTIONS ========== */
        .section {
            padding: var(--section-gap) 0;
        }
        .section-sm {
            padding: var(--section-gap-sm) 0;
        }
        .section-alt {
            background: var(--bg-alt);
        }
        .section-dark {
            background: var(--bg-dark);
            color: var(--text-on-dark);
        }
        .section-title {
            text-align: center;
            margin-bottom: 52px;
        }
        .section-title h2 {
            font-size: 2rem;
            font-weight: 700;
            letter-spacing: .5px;
            margin-bottom: 10px;
            color: var(--text);
        }
        .section-dark .section-title h2 {
            color: #fff;
        }
        .section-title .title-line {
            display: block;
            width: 50px;
            height: 3px;
            background: var(--accent);
            margin: 12px auto 0;
            border-radius: 2px;
        }
        .section-title p {
            color: var(--text-weak);
            max-width: 560px;
            margin: 8px auto 0;
            font-size: .95rem;
        }
        .section-dark .section-title p {
            color: var(--text-light);
        }

        /* ========== CARDS ========== */
        .card {
            background: var(--bg-card);
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            padding: 28px 24px;
            transition: all var(--transition);
            height: 100%;
            border: 1px solid transparent;
        }
        .card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: var(--border-light);
        }
        .card-icon {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            margin-bottom: 16px;
            flex-shrink: 0;
        }
        .card-icon.red {
            background: rgba(233, 69, 96, 0.1);
            color: var(--accent);
        }
        .card-icon.gold {
            background: rgba(212, 168, 67, 0.12);
            color: var(--gold);
        }
        .card-icon.blue {
            background: rgba(59, 130, 246, 0.1);
            color: #3b82f6;
        }
        .card-icon.green {
            background: rgba(16, 185, 129, 0.1);
            color: #10b981;
        }
        .card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text);
        }
        .card p {
            font-size: .9rem;
            color: var(--text-weak);
            line-height: 1.65;
            margin: 0;
        }
        .card-image {
            border-radius: var(--radius-sm);
            overflow: hidden;
            margin-bottom: 16px;
        }
        .card-image img {
            width: 100%;
            aspect-ratio: 16/10;
            object-fit: cover;
            transition: transform var(--transition);
        }
        .card:hover .card-image img {
            transform: scale(1.04);
        }

        /* ========== STAT BLOCK ========== */
        .stat-block {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            justify-content: center;
            text-align: center;
        }
        .stat-item {
            flex: 0 0 auto;
            min-width: 140px;
        }
        .stat-number {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.1;
            letter-spacing: 1px;
        }
        .stat-label {
            font-size: .9rem;
            color: var(--text-weak);
            margin-top: 4px;
        }
        .section-dark .stat-number {
            color: var(--gold-light);
        }
        .section-dark .stat-label {
            color: var(--text-light);
        }

        /* ========== PARTNER GRID ========== */
        .partner-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
            gap: 20px;
        }
        .partner-logo-card {
            background: #fff;
            border-radius: var(--radius);
            box-shadow: var(--shadow-xs);
            padding: 24px 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            aspect-ratio: 1/1;
            transition: all var(--transition);
            border: 1px solid var(--border-light);
            cursor: default;
            flex-direction: column;
            gap: 10px;
            text-align: center;
        }
        .partner-logo-card:hover {
            box-shadow: var(--shadow);
            transform: translateY(-2px);
            border-color: #d0d0dc;
        }
        .partner-logo-card .partner-icon {
            font-size: 2.4rem;
            color: var(--primary);
            opacity: .7;
            transition: all var(--transition);
        }
        .partner-logo-card:hover .partner-icon {
            opacity: 1;
            color: var(--accent);
        }
        .partner-logo-card span {
            font-size: .85rem;
            font-weight: 600;
            color: var(--text);
        }

        /* ========== PROCESS ========== */
        .process-steps {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            justify-content: center;
        }
        .process-step {
            flex: 1 1 200px;
            max-width: 260px;
            text-align: center;
            position: relative;
            padding: 20px 12px;
        }
        .process-step .step-number {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--accent);
            color: #fff;
            font-weight: 700;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            box-shadow: 0 4px 14px rgba(233, 69, 96, 0.3);
        }
        .process-step h4 {
            font-weight: 700;
            font-size: 1.05rem;
            margin-bottom: 6px;
            color: var(--text);
        }
        .process-step p {
            font-size: .85rem;
            color: var(--text-weak);
            line-height: 1.6;
        }
        .section-dark .process-step h4 {
            color: #fff;
        }
        .section-dark .process-step p {
            color: var(--text-light);
        }

        /* ========== CASE CARDS ========== */
        .case-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
            border: 1px solid var(--border-light);
        }
        .case-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }
        .case-card img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
        }
        .case-card-body {
            padding: 22px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .case-card-body h4 {
            font-weight: 700;
            font-size: 1.05rem;
            margin-bottom: 6px;
            color: var(--text);
        }
        .case-card-body p {
            font-size: .88rem;
            color: var(--text-weak);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 10px;
        }
        .case-card-body .case-tag {
            display: inline-block;
            font-size: .78rem;
            color: var(--accent);
            font-weight: 600;
            background: rgba(233, 69, 96, 0.06);
            padding: 4px 12px;
            border-radius: 12px;
            align-self: flex-start;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius);
            box-shadow: var(--shadow-xs);
            margin-bottom: 12px;
            overflow: hidden;
            border: 1px solid var(--border-light);
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            padding: 18px 22px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: var(--text);
            user-select: none;
            transition: color var(--transition-fast);
        }
        .faq-question:hover {
            color: var(--accent);
        }
        .faq-question i {
            transition: transform var(--transition-fast);
            color: var(--text-weak);
            font-size: .85rem;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--accent);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.3s ease;
            padding: 0 22px;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 22px 18px;
        }
        .faq-answer p {
            font-size: .9rem;
            color: var(--text-weak);
            line-height: 1.7;
            margin: 0;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            color: #fff;
            text-align: center;
            padding: 64px 0;
            border-radius: var(--radius-xl);
            margin: var(--section-gap) auto;
            max-width: var(--container-max);
            position: relative;
            overflow: hidden;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            top: -60px;
            right: -80px;
            width: 300px;
            height: 300px;
            background: rgba(233, 69, 96, 0.2);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section .container-narrow {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            font-size: 1.9rem;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .cta-section p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 24px;
            max-width: 520px;
            margin-left: auto;
            margin-right: auto;
        }
        .btn-primary {
            display: inline-block;
            background: var(--accent);
            color: #fff;
            font-weight: 600;
            padding: 13px 32px;
            border-radius: 26px;
            font-size: 1rem;
            transition: all var(--transition);
            letter-spacing: .3px;
        }
        .btn-primary:hover {
            background: var(--accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(233, 69, 96, 0.4);
            color: #fff;
        }
        .btn-outline {
            display: inline-block;
            background: transparent;
            color: var(--accent);
            font-weight: 600;
            padding: 12px 28px;
            border-radius: 26px;
            font-size: .95rem;
            border: 2px solid var(--accent);
            transition: all var(--transition);
            letter-spacing: .3px;
        }
        .btn-outline:hover {
            background: var(--accent);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(233, 69, 96, 0.3);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #141420;
            color: var(--text-on-dark);
            padding: 48px 0 24px;
            margin-top: auto;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.3fr;
            gap: 32px;
        }
        .footer-brand {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: #fff;
        }
        .footer-brand-desc {
            font-size: .85rem;
            color: var(--text-light);
            line-height: 1.7;
            max-width: 300px;
        }
        .footer-col h5 {
            font-size: .95rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: .3px;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: var(--text-light);
            font-size: .85rem;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--accent-soft);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 36px;
            padding-top: 18px;
            text-align: center;
        }
        .footer-bottom p {
            font-size: .8rem;
            color: var(--text-light);
            margin: 0;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .page-banner h1 {
                font-size: 2.2rem;
            }
            .section {
                padding: 56px 0;
            }
            .section-sm {
                padding: 36px 0;
            }
            .cta-section {
                margin: 48px 20px;
                border-radius: var(--radius-lg);
                padding: 48px 20px;
            }
        }
        @media (max-width: 768px) {
            .nav-links-desktop {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .page-banner {
                padding: 56px 0;
            }
            .page-banner h1 {
                font-size: 1.7rem;
            }
            .page-banner p {
                font-size: .95rem;
            }
            .section-title h2 {
                font-size: 1.55rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .partner-grid {
                grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
                gap: 12px;
            }
            .process-steps {
                flex-direction: column;
                align-items: center;
            }
            .process-step {
                max-width: 100%;
            }
            .stat-block {
                gap: 20px;
            }
            .stat-number {
                font-size: 2rem;
            }
            .cta-section h2 {
                font-size: 1.45rem;
            }
            .card {
                padding: 20px 16px;
            }
        }
        @media (max-width: 520px) {
            .container-custom,
            .container-narrow {
                padding: 0 14px;
            }
            .page-banner h1 {
                font-size: 1.45rem;
            }
            .section-title h2 {
                font-size: 1.35rem;
            }
            .partner-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .partner-logo-card {
                padding: 16px 10px;
            }
            .partner-logo-card .partner-icon {
                font-size: 1.8rem;
            }
            .partner-logo-card span {
                font-size: .75rem;
            }
            .btn-primary,
            .btn-outline {
                padding: 10px 22px;
                font-size: .9rem;
                border-radius: 22px;
            }
        }

/* roulang page: category6 */
/* ============ 设计变量 ============ */
        :root {
            --primary: #1a1a2e;
            --primary-light: #2d2d4a;
            --accent: #e94560;
            --accent-hover: #d13652;
            --accent-glow: rgba(233, 69, 96, 0.25);
            --gold: #d4a843;
            --gold-light: #e8c97a;
            --bg: #fafafb;
            --bg-alt: #f0f1f5;
            --bg-dark: #1a1a2e;
            --bg-card: #ffffff;
            --text: #1f1f2e;
            --text-strong: #111122;
            --text-weak: #6b6b80;
            --text-muted: #9999aa;
            --border: #e2e3e8;
            --border-light: #eeeef3;
            --radius-sm: 8px;
            --radius: 14px;
            --radius-lg: 20px;
            --radius-xl: 26px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.07);
            --shadow-lg: 0 8px 36px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 14px 48px rgba(0, 0, 0, 0.13);
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --max-width: 1240px;
            --nav-height: 72px;
        }

        /* ============ Reset & Base ============ */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background-color: var(--bg);
            overflow-x: hidden;
            min-height: 100vh;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }
        input,
        select,
        textarea {
            font-family: inherit;
        }
        ul,
        ol {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.3;
            color: var(--text-strong);
            font-weight: 700;
        }
        .container-custom {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ============ Header / Nav ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-light);
            box-shadow: 0 1px 6px rgba(0, 0, 0, 0.03);
            min-height: var(--nav-height);
            display: flex;
            align-items: center;
            transition: box-shadow var(--transition);
        }
        .site-header.scrolled {
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.07);
        }
        .site-header .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.3px;
            white-space: nowrap;
            transition: color var(--transition);
        }
        .nav-logo:hover {
            color: var(--accent);
        }
        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--accent), #c0392b);
            color: #fff;
            font-size: 1.1rem;
            flex-shrink: 0;
            box-shadow: 0 3px 12px var(--accent-glow);
        }
        .nav-links-desktop {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }
        .nav-links-desktop a {
            display: inline-flex;
            align-items: center;
            padding: 8px 15px;
            border-radius: 25px;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text);
            transition: all var(--transition);
            position: relative;
            white-space: nowrap;
        }
        .nav-links-desktop a:hover {
            color: var(--accent);
            background: rgba(233, 69, 96, 0.05);
        }
        .nav-links-desktop a.active {
            color: var(--accent);
            font-weight: 600;
            background: rgba(233, 69, 96, 0.07);
        }
        .nav-links-desktop a.nav-cta-btn {
            background: linear-gradient(135deg, var(--accent), #c0392b);
            color: #fff;
            font-weight: 600;
            padding: 9px 20px;
            border-radius: 25px;
            box-shadow: 0 3px 14px var(--accent-glow);
            margin-left: 4px;
        }
        .nav-links-desktop a.nav-cta-btn:hover {
            background: linear-gradient(135deg, #d13652, #a8323d);
            color: #fff;
            box-shadow: 0 5px 20px rgba(233, 69, 96, 0.35);
            transform: translateY(-1px);
        }
        .mobile-toggle {
            display: none;
            background: none;
            font-size: 1.5rem;
            color: var(--text);
            padding: 8px 12px;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
        }
        .mobile-toggle:hover {
            color: var(--accent);
            background: rgba(233, 69, 96, 0.06);
        }

        /* ============ Page Hero / Banner ============ */
        .page-hero {
            position: relative;
            padding: 80px 0 70px;
            background: linear-gradient(160deg, #1a1a2e 0%, #2d2d4a 40%, #1f1f35 100%);
            color: #fff;
            overflow: hidden;
            text-align: center;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('assets/images/backpic/back-3.webp') center/cover no-repeat;
            opacity: 0.18;
            z-index: 0;
        }
        .page-hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 60px;
            background: linear-gradient(to top, var(--bg) 0%, transparent 100%);
            z-index: 1;
        }
        .page-hero .container-custom {
            position: relative;
            z-index: 2;
        }
        .page-hero .hero-badge {
            display: inline-block;
            padding: 6px 18px;
            border-radius: 20px;
            background: rgba(255, 255, 255, 0.12);
            backdrop-filter: blur(6px);
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 1px;
            color: var(--gold-light);
            margin-bottom: 16px;
            border: 1px solid rgba(255, 255, 255, 0.15);
        }
        .page-hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: -0.5px;
            line-height: 1.25;
        }
        .page-hero .hero-subtitle {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.78);
            max-width: 680px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }
        .page-hero .hero-stats-row {
            display: flex;
            justify-content: center;
            gap: 40px;
            flex-wrap: wrap;
            margin-top: 10px;
        }
        .page-hero .hero-stat {
            text-align: center;
        }
        .page-hero .hero-stat-num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--gold-light);
            line-height: 1.1;
        }
        .page-hero .hero-stat-label {
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 2px;
        }

        /* ============ 板块通用 ============ */
        .section {
            padding: 70px 0;
        }
        .section-sm {
            padding: 50px 0;
        }
        .section-alt {
            background: var(--bg-alt);
        }
        .section-dark {
            background: var(--bg-dark);
            color: #fff;
        }
        .section-title {
            text-align: center;
            margin-bottom: 12px;
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -0.3px;
        }
        .section-subtitle {
            text-align: center;
            color: var(--text-weak);
            max-width: 600px;
            margin: 0 auto 40px;
            font-size: 0.98rem;
        }
        .section-dark .section-title {
            color: #fff;
        }
        .section-dark .section-subtitle {
            color: rgba(255, 255, 255, 0.65);
        }

        /* ============ 下载卡片 ============ */
        .download-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 24px;
            margin-top: 10px;
        }
        .download-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 32px 24px 28px;
            text-align: center;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: all var(--transition-slow);
            position: relative;
            overflow: hidden;
            display: flex;
            flex-direction: column;
            align-items: center;
        }
        .download-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-xl);
            border-color: transparent;
        }
        .download-card.featured {
            border: 2px solid var(--accent);
            box-shadow: 0 6px 28px var(--accent-glow);
        }
        .download-card.featured::before {
            content: '推荐';
            position: absolute;
            top: 14px;
            right: 14px;
            background: var(--accent);
            color: #fff;
            font-size: 0.72rem;
            font-weight: 700;
            padding: 3px 12px;
            border-radius: 14px;
            letter-spacing: 0.5px;
        }
        .download-card .card-icon-wrap {
            width: 66px;
            height: 66px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            margin-bottom: 16px;
            flex-shrink: 0;
        }
        .dc-icon-win {
            background: #e8f4fd;
            color: #1a73e8;
        }
        .dc-icon-mac {
            background: #f0f0f5;
            color: #444;
        }
        .dc-icon-ios {
            background: #fdf2f4;
            color: #e94560;
        }
        .dc-icon-android {
            background: #e8faf0;
            color: #2ecc71;
        }
        .download-card h4 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .download-card .card-ver {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 10px;
        }
        .download-card .card-size {
            font-size: 0.82rem;
            color: var(--text-weak);
            margin-bottom: 18px;
        }
        .btn-download {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 11px 28px;
            border-radius: 26px;
            font-weight: 600;
            font-size: 0.95rem;
            background: var(--primary);
            color: #fff;
            transition: all var(--transition);
            cursor: pointer;
            text-decoration: none;
            box-shadow: 0 3px 12px rgba(26, 26, 46, 0.2);
        }
        .btn-download:hover {
            background: var(--accent);
            box-shadow: 0 5px 20px var(--accent-glow);
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-download-outline {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 11px 28px;
            border-radius: 26px;
            font-weight: 600;
            font-size: 0.95rem;
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--border);
            transition: all var(--transition);
            cursor: pointer;
            text-decoration: none;
        }
        .btn-download-outline:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: rgba(233, 69, 96, 0.03);
        }

        /* ============ 步骤流程 ============ */
        .steps-row {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            justify-content: center;
            counter-reset: step;
        }
        .step-item {
            flex: 1 1 220px;
            max-width: 260px;
            text-align: center;
            position: relative;
            padding: 28px 20px;
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }
        .step-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            font-weight: 800;
            font-size: 1.1rem;
            margin-bottom: 14px;
            background: var(--accent);
            color: #fff;
            box-shadow: 0 3px 12px var(--accent-glow);
        }
        .step-item h5 {
            font-weight: 700;
            margin-bottom: 6px;
            font-size: 1rem;
        }
        .step-item p {
            font-size: 0.85rem;
            color: var(--text-weak);
            margin: 0;
        }

        /* ============ 特色亮点 ============ */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 22px;
        }
        .feature-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 28px 22px;
            display: flex;
            gap: 16px;
            align-items: flex-start;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }
        .feature-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .feature-card .fc-icon {
            width: 46px;
            height: 46px;
            border-radius: var(--radius-sm);
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.25rem;
            background: rgba(233, 69, 96, 0.08);
            color: var(--accent);
        }
        .feature-card h5 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 5px;
        }
        .feature-card p {
            font-size: 0.86rem;
            color: var(--text-weak);
            margin: 0;
            line-height: 1.6;
        }

        /* ============ 评价卡片 ============ */
        .testimonial-slider {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 22px;
        }
        .testimonial-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 26px 22px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }
        .testimonial-card:hover {
            box-shadow: var(--shadow-lg);
        }
        .testimonial-card .t-stars {
            color: var(--gold);
            font-size: 0.95rem;
            margin-bottom: 10px;
            letter-spacing: 1px;
        }
        .testimonial-card .t-text {
            font-size: 0.92rem;
            color: var(--text);
            line-height: 1.7;
            margin-bottom: 14px;
            font-style: italic;
        }
        .testimonial-card .t-author {
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--text-strong);
        }
        .testimonial-card .t-role {
            font-size: 0.78rem;
            color: var(--text-muted);
        }

        /* ============ FAQ ============ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius);
            margin-bottom: 12px;
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
        }
        .faq-item:hover {
            box-shadow: var(--shadow);
        }
        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 18px 22px;
            cursor: pointer;
            font-weight: 600;
            font-size: 0.98rem;
            color: var(--text-strong);
            background: none;
            width: 100%;
            text-align: left;
            border: none;
            transition: background var(--transition);
            gap: 12px;
        }
        .faq-question:hover {
            background: rgba(233, 69, 96, 0.03);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            font-size: 0.85rem;
            color: var(--text-muted);
            transition: transform var(--transition);
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
            color: var(--accent);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 22px;
            font-size: 0.9rem;
            color: var(--text-weak);
            line-height: 1.7;
            background: rgba(250, 250, 251, 0.6);
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 20px;
        }

        /* ============ CTA Banner ============ */
        .cta-banner {
            background: linear-gradient(135deg, #1a1a2e 0%, #2d1f2d 60%, #1f1f35 100%);
            border-radius: var(--radius-xl);
            padding: 50px 40px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-xl);
        }
        .cta-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('assets/images/backpic/back-2.webp') center/cover no-repeat;
            opacity: 0.12;
            z-index: 0;
        }
        .cta-banner>* {
            position: relative;
            z-index: 1;
        }
        .cta-banner h2 {
            color: #fff;
            font-size: 1.8rem;
            font-weight: 800;
            margin-bottom: 10px;
        }
        .cta-banner p {
            color: rgba(255, 255, 255, 0.72);
            max-width: 500px;
            margin: 0 auto 24px;
        }
        .btn-cta-large {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 36px;
            border-radius: 30px;
            font-weight: 700;
            font-size: 1rem;
            background: var(--accent);
            color: #fff;
            transition: all var(--transition);
            cursor: pointer;
            text-decoration: none;
            box-shadow: 0 6px 22px var(--accent-glow);
        }
        .btn-cta-large:hover {
            background: #d13652;
            color: #fff;
            box-shadow: 0 8px 30px rgba(233, 69, 96, 0.4);
            transform: translateY(-3px);
        }

        /* ============ Footer ============ */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 50px 0 28px;
            font-size: 0.9rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.3fr;
            gap: 36px;
            margin-bottom: 34px;
        }
        .footer-brand {
            font-size: 1.3rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: -0.2px;
        }
        .footer-brand-desc {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.55);
            line-height: 1.7;
            margin: 0;
        }
        .footer-col h5 {
            color: #fff;
            font-weight: 700;
            font-size: 0.95rem;
            margin-bottom: 12px;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.85rem;
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            text-align: center;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.4);
        }

        /* ============ 响应式 ============ */
        @media (max-width: 1024px) {
            .page-hero h1 {
                font-size: 2.2rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .nav-links-desktop a {
                padding: 7px 10px;
                font-size: 0.82rem;
            }
            .nav-links-desktop a.nav-cta-btn {
                padding: 7px 14px;
                font-size: 0.82rem;
            }
            .section {
                padding: 50px 0;
            }
        }
        @media (max-width: 768px) {
            .nav-links-desktop {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                padding: 16px 20px;
                gap: 4px;
                box-shadow: 0 8px 28px rgba(0, 0, 0, 0.1);
                border-bottom: 1px solid var(--border-light);
                z-index: 999;
            }
            .nav-links-desktop.open {
                display: flex;
            }
            .mobile-toggle {
                display: inline-flex;
            }
            .page-hero h1 {
                font-size: 1.8rem;
            }
            .page-hero .hero-stats-row {
                gap: 20px;
            }
            .page-hero .hero-stat-num {
                font-size: 1.5rem;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .download-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .features-grid {
                grid-template-columns: 1fr;
            }
            .testimonial-slider {
                grid-template-columns: 1fr;
            }
            .steps-row {
                flex-direction: column;
                align-items: center;
            }
            .step-item {
                max-width: 100%;
                flex: 1 1 auto;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 22px;
            }
            .cta-banner {
                padding: 32px 20px;
            }
            .cta-banner h2 {
                font-size: 1.4rem;
            }
            .section {
                padding: 40px 0;
            }
        }
        @media (max-width: 520px) {
            .page-hero {
                padding: 50px 0 40px;
            }
            .page-hero h1 {
                font-size: 1.5rem;
            }
            .page-hero .hero-subtitle {
                font-size: 0.9rem;
            }
            .download-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .download-card {
                padding: 22px 16px 20px;
            }
            .btn-download,
            .btn-download-outline {
                width: 100%;
                justify-content: center;
                padding: 10px 20px;
                font-size: 0.88rem;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .container-custom {
                padding: 0 14px;
            }
            .faq-question {
                font-size: 0.9rem;
                padding: 14px 16px;
            }
            .faq-answer {
                padding: 0 16px;
                font-size: 0.82rem;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 16px;
            }
            .footer-bottom {
                font-size: 0.72rem;
            }
        }