/* roulang page: index */
:root {
            --primary-blue: #2563EB;
            --primary-blue-light: #3B82F6;
            --primary-blue-soft: #EFF6FF;
            --primary-blue-bg: #F0F5FF;
            --accent-orange: #FF7A00;
            --accent-orange-hover: #E06A00;
            --accent-orange-soft: #FFF3E8;
            --bg-page: #F8FAFC;
            --bg-white: #FFFFFF;
            --text-main: #0F172A;
            --text-secondary: #475569;
            --text-muted: #64748B;
            --text-light: #94A3B8;
            --border-color: #E2E8F0;
            --border-blue-light: #DBEAFE;
            --shadow-card: 0 4px 14px rgba(2, 6, 23, 0.06);
            --shadow-card-hover: 0 12px 28px rgba(2, 6, 23, 0.12);
            --shadow-dock: 0 8px 30px rgba(37, 99, 235, 0.12);
            --radius-card: 16px;
            --radius-btn: 8px;
            --radius-badge: 999px;
            --radius-dock: 20px;
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --transition-base: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

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

        a:hover {
            text-decoration: none;
        }

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

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

        .container-custom {
            width: 100%;
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .container-wide {
            width: 100%;
            max-width: 1360px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ===== Header / Floating Dock Nav ===== */
        .header-dock-wrapper {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: 100%;
            max-width: 960px;
            padding-left: 16px;
            padding-right: 16px;
            pointer-events: none;
        }

        .header-dock {
            pointer-events: auto;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid rgba(255, 255, 255, 0.6);
            border-radius: var(--radius-dock);
            box-shadow: var(--shadow-dock);
            padding: 10px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }

        .dock-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 18px;
            color: var(--text-main);
            white-space: nowrap;
        }

        .dock-brand .brand-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--primary-blue) 0%, var(--accent-orange) 100%);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 16px;
            flex-shrink: 0;
        }

        .dock-brand .brand-text {
            letter-spacing: 0.5px;
        }

        .dock-brand .brand-text .brand-orange {
            color: var(--accent-orange);
        }

        .dock-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .dock-nav li {
            margin: 0;
            padding: 0;
        }

        .dock-nav .nav-link-item {
            display: inline-block;
            padding: 8px 16px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 8px;
            transition: var(--transition-base);
            white-space: nowrap;
            position: relative;
        }

        .dock-nav .nav-link-item:hover {
            color: var(--primary-blue);
            background: var(--primary-blue-soft);
        }

        .dock-nav .nav-link-item.active {
            color: var(--primary-blue);
            background: var(--primary-blue-soft);
            font-weight: 600;
        }

        .dock-nav .nav-link-item.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--accent-orange);
            border-radius: 999px;
        }

        .dock-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .dock-search-btn {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            border: 1px solid var(--border-color);
            background: #fff;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition-base);
            font-size: 14px;
        }

        .dock-search-btn:hover {
            border-color: var(--primary-blue);
            color: var(--primary-blue);
            background: var(--primary-blue-soft);
        }

        .dock-cta-btn {
            padding: 8px 20px;
            border-radius: var(--radius-btn);
            background: var(--accent-orange);
            color: #fff;
            font-weight: 600;
            font-size: 14px;
            border: none;
            cursor: pointer;
            transition: var(--transition-base);
            white-space: nowrap;
        }

        .dock-cta-btn:hover {
            background: var(--accent-orange-hover);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(255, 122, 0, 0.3);
        }

        .dock-hamburger {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 10px;
            border: 1px solid var(--border-color);
            background: #fff;
            color: var(--text-main);
            align-items: center;
            justify-content: center;
            cursor: pointer;
            font-size: 18px;
            transition: var(--transition-base);
        }

        .dock-hamburger:hover {
            border-color: var(--primary-blue);
            color: var(--primary-blue);
        }

        /* Mobile dock nav */
        .dock-mobile-menu {
            display: none;
            position: absolute;
            top: calc(100% + 8px);
            left: 16px;
            right: 16px;
            background: #fff;
            border-radius: var(--radius-dock);
            box-shadow: var(--shadow-dock);
            border: 1px solid var(--border-color);
            padding: 12px;
            pointer-events: auto;
        }

        .dock-mobile-menu.show {
            display: block;
        }

        .dock-mobile-menu .nav-link-item {
            display: block;
            padding: 12px 16px;
            border-radius: 10px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: var(--transition-base);
        }

        .dock-mobile-menu .nav-link-item:hover,
        .dock-mobile-menu .nav-link-item.active {
            background: var(--primary-blue-soft);
            color: var(--primary-blue);
        }

        /* ===== Hero Section - Card Stack ===== */
        .hero-section {
            padding-top: 140px;
            padding-bottom: 80px;
            background: linear-gradient(180deg, #F0F5FF 0%, #F8FAFC 100%);
            position: relative;
            overflow: hidden;
            min-height: 85vh;
            display: flex;
            align-items: center;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -80px;
            width: 420px;
            height: 420px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(37, 99, 235, 0.06) 0%, transparent 70%);
            pointer-events: none;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            bottom: -60px;
            left: -40px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(255, 122, 0, 0.05) 0%, transparent 70%);
            pointer-events: none;
        }

        .hero-stack {
            position: relative;
            z-index: 2;
        }

        .hero-card-stack {
            display: grid;
            grid-template-columns: 1fr 1.6fr 1fr;
            gap: 20px;
            align-items: center;
        }

        .hero-main-card {
            background: rgba(255, 255, 255, 0.95);
            border-radius: 20px;
            box-shadow: 0 20px 50px rgba(2, 6, 23, 0.1);
            padding: 44px 40px;
            position: relative;
            z-index: 3;
            border: 1px solid rgba(255, 255, 255, 0.7);
            transition: var(--transition-base);
        }

        .hero-main-card:hover {
            box-shadow: 0 24px 60px rgba(2, 6, 23, 0.14);
            transform: translateY(-2px);
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 16px;
            background: var(--accent-orange-soft);
            color: var(--accent-orange);
            border-radius: 999px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.3px;
            margin-bottom: 18px;
        }

        .hero-badge i {
            font-size: 12px;
        }

        .hero-main-card h1 {
            font-size: 40px;
            font-weight: 700;
            line-height: 1.25;
            color: var(--text-main);
            margin-bottom: 18px;
            letter-spacing: -0.5px;
        }

        .hero-main-card h1 .highlight-blue {
            color: var(--primary-blue);
        }

        .hero-main-card h1 .highlight-orange {
            color: var(--accent-orange);
        }

        .hero-subtitle {
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-secondary);
            margin-bottom: 28px;
            max-width: 520px;
        }

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

        .btn-primary-orange {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            background: var(--accent-orange);
            color: #fff;
            border: none;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            cursor: pointer;
            transition: var(--transition-base);
        }

        .btn-primary-orange:hover {
            background: var(--accent-orange-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(255, 122, 0, 0.3);
        }

        .btn-secondary-blue {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 24px;
            background: transparent;
            color: var(--primary-blue);
            border: 1.5px solid var(--primary-blue);
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            cursor: pointer;
            transition: var(--transition-base);
        }

        .btn-secondary-blue:hover {
            background: var(--primary-blue-soft);
            color: var(--primary-blue);
            border-color: var(--primary-blue-light);
        }

        .hero-side-card {
            background: #fff;
            border-radius: 16px;
            box-shadow: var(--shadow-card);
            padding: 26px 24px;
            border: 1px solid var(--border-color);
            transition: var(--transition-base);
        }

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

        .hero-side-card .side-card-label {
            font-size: 12px;
            font-weight: 600;
            color: var(--text-muted);
            letter-spacing: 0.5px;
            text-transform: uppercase;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .hero-side-card .side-card-label i {
            color: var(--primary-blue);
        }

        .hero-side-card h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 10px;
            line-height: 1.5;
        }

        .hero-side-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.65;
            margin-bottom: 0;
        }

        .hero-side-card .side-number {
            font-size: 32px;
            font-weight: 700;
            color: var(--primary-blue);
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .hero-side-card .side-number.orange {
            color: var(--accent-orange);
        }

        .hero-card-offset-left {
            transform: translateY(20px);
        }

        .hero-card-offset-right {
            transform: translateY(-20px);
        }

        /* ===== Generic Section Styles ===== */
        .section-block {
            padding: 70px 0;
            position: relative;
        }

        .section-block.bg-white {
            background: #fff;
        }

        .section-block.bg-soft-blue {
            background: #F0F5FF;
        }

        .section-block.bg-light {
            background: #F8FAFC;
        }

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary-blue);
            background: var(--primary-blue-soft);
            padding: 5px 14px;
            border-radius: 999px;
            letter-spacing: 0.5px;
            margin-bottom: 14px;
        }

        .section-title {
            font-size: 30px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.3;
            margin-bottom: 12px;
            letter-spacing: -0.3px;
        }

        .section-desc {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.75;
            max-width: 680px;
            margin-bottom: 32px;
        }

        .section-desc.text-center {
            margin-left: auto;
            margin-right: auto;
        }

        /* ===== Pain Points ===== */
        .pain-card {
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 28px 26px;
            border: 1px solid var(--border-color);
            transition: var(--transition-base);
            height: 100%;
            position: relative;
            overflow: hidden;
        }

        .pain-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 100%;
            background: var(--accent-orange);
            opacity: 0.7;
        }

        .pain-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: #FFD7B0;
        }

        .pain-card .pain-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: var(--accent-orange-soft);
            color: var(--accent-orange);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            margin-bottom: 16px;
        }

        .pain-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 10px;
        }

        .pain-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* ===== Solution ===== */
        .solution-panel {
            background: #fff;
            border-radius: 20px;
            box-shadow: var(--shadow-card);
            padding: 40px 36px;
            border: 1px solid var(--border-color);
            transition: var(--transition-base);
            height: 100%;
        }

        .solution-panel:hover {
            box-shadow: var(--shadow-card-hover);
        }

        .solution-panel .solution-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--primary-blue);
            color: #fff;
            font-weight: 700;
            font-size: 16px;
            margin-bottom: 16px;
        }

        .solution-panel h3 {
            font-size: 19px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 10px;
        }

        .solution-panel p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* ===== Method Steps ===== */
        .step-card {
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 30px 26px;
            border: 1px solid var(--border-color);
            text-align: center;
            transition: var(--transition-base);
            height: 100%;
        }

        .step-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: var(--border-blue-light);
        }

        .step-card .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-light) 100%);
            color: #fff;
            font-weight: 700;
            font-size: 22px;
            margin-bottom: 18px;
            box-shadow: 0 6px 16px rgba(37, 99, 235, 0.25);
        }

        .step-card h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 10px;
        }

        .step-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* ===== Data Stats ===== */
        .stat-card {
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 28px 24px;
            text-align: center;
            border: 1px solid var(--border-color);
            transition: var(--transition-base);
            height: 100%;
        }

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

        .stat-card .stat-value {
            font-size: 36px;
            font-weight: 700;
            color: var(--primary-blue);
            line-height: 1.2;
            margin-bottom: 8px;
            letter-spacing: -1px;
        }

        .stat-card .stat-value.orange {
            color: var(--accent-orange);
        }

        .stat-card .stat-label {
            font-size: 14px;
            color: var(--text-muted);
            font-weight: 500;
        }

        /* ===== Testimonials ===== */
        .testimonial-card {
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 28px 24px;
            border: 1px solid var(--border-color);
            transition: var(--transition-base);
            height: 100%;
            position: relative;
        }

        .testimonial-card:hover {
            box-shadow: var(--shadow-card-hover);
        }

        .testimonial-card .quote-icon {
            font-size: 28px;
            color: var(--primary-blue-light);
            opacity: 0.4;
            position: absolute;
            top: 20px;
            right: 24px;
        }

        .testimonial-card .testimonial-text {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 18px;
            font-style: italic;
            position: relative;
            z-index: 1;
        }

        .testimonial-card .testimonial-author {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .testimonial-card .author-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary-blue-light) 0%, var(--accent-orange) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 600;
            font-size: 16px;
            flex-shrink: 0;
        }

        .testimonial-card .author-name {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.4;
        }

        .testimonial-card .author-role {
            font-size: 12px;
            color: var(--text-muted);
            line-height: 1.4;
        }

        /* ===== Audience Personas ===== */
        .persona-card {
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 28px 24px;
            border: 1px solid var(--border-color);
            text-align: center;
            transition: var(--transition-base);
            height: 100%;
        }

        .persona-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: var(--border-blue-light);
        }

        .persona-card .persona-icon {
            width: 56px;
            height: 56px;
            border-radius: 16px;
            background: var(--primary-blue-soft);
            color: var(--primary-blue);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            margin: 0 auto 16px;
        }

        .persona-card h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 8px;
        }

        .persona-card p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.65;
            margin-bottom: 0;
        }

        /* ===== Event Calendar Timeline ===== */
        .timeline-wrapper {
            position: relative;
            padding-left: 24px;
        }

        .timeline-wrapper::before {
            content: '';
            position: absolute;
            left: 6px;
            top: 4px;
            bottom: 4px;
            width: 2px;
            background: var(--border-blue-light);
            border-radius: 2px;
        }

        .timeline-item {
            position: relative;
            padding-left: 28px;
            padding-bottom: 28px;
            transition: var(--transition-base);
        }

        .timeline-item:last-child {
            padding-bottom: 0;
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            left: -18px;
            top: 6px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--primary-blue);
            border: 3px solid #fff;
            box-shadow: 0 0 0 3px var(--border-blue-light);
            transition: var(--transition-base);
        }

        .timeline-item:hover::before {
            background: var(--accent-orange);
            box-shadow: 0 0 0 3px #FFD7B0;
        }

        .timeline-item .timeline-date {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-orange);
            letter-spacing: 0.5px;
            margin-bottom: 4px;
        }

        .timeline-item h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 6px;
        }

        .timeline-item p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.65;
            margin-bottom: 8px;
        }

        .timeline-item .timeline-tag {
            display: inline-block;
            padding: 3px 12px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 500;
            background: var(--primary-blue-soft);
            color: var(--primary-blue);
        }

        /* ===== Brand Story ===== */
        .brand-story-band {
            background: linear-gradient(135deg, #1E3A8A 0%, #2563EB 100%);
            border-radius: 24px;
            padding: 50px 44px;
            position: relative;
            overflow: hidden;
            color: #fff;
        }

        .brand-story-band::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -40px;
            width: 240px;
            height: 240px;
            border-radius: 50%;
            background: rgba(255, 122, 0, 0.2);
            pointer-events: none;
        }

        .brand-story-band::after {
            content: '';
            position: absolute;
            bottom: -60px;
            left: 30%;
            width: 180px;
            height: 180px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            pointer-events: none;
        }

        .brand-story-band h2 {
            font-size: 26px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 20px;
            position: relative;
            z-index: 2;
        }

        .brand-story-band p {
            font-size: 15px;
            line-height: 1.85;
            color: rgba(255, 255, 255, 0.85);
            max-width: 800px;
            position: relative;
            z-index: 2;
            margin-bottom: 0;
        }

        /* ===== News Cards ===== */
        .news-card {
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-color);
            overflow: hidden;
            transition: var(--transition-base);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .news-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: var(--border-blue-light);
        }

        .news-card .news-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            display: block;
        }

        .news-card .news-body {
            padding: 20px 22px 22px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .news-card .news-date {
            font-size: 12px;
            font-weight: 600;
            color: var(--text-muted);
            letter-spacing: 0.5px;
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .news-card .news-date i {
            color: var(--primary-blue);
        }

        .news-card h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.5;
            margin-bottom: 10px;
        }

        .news-card .news-summary {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 14px;
        }

        .news-card .news-read-more {
            align-self: flex-start;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary-blue);
            padding: 6px 0;
            transition: var(--transition-base);
            cursor: pointer;
            background: none;
            border: none;
        }

        .news-card .news-read-more:hover {
            color: var(--accent-orange);
        }

        .news-card .news-read-more i {
            font-size: 11px;
            transition: var(--transition-base);
        }

        .news-card .news-read-more:hover i {
            transform: translateX(4px);
        }

        /* ===== Big Data Metrics ===== */
        .metrics-band {
            background: #fff;
            border-radius: 24px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-color);
            padding: 40px 36px;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .metric-item {
            text-align: center;
            padding: 10px;
            border-radius: 12px;
            transition: var(--transition-base);
        }

        .metric-item:hover {
            background: var(--primary-blue-soft);
        }

        .metric-item .metric-number {
            font-size: 40px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.2;
            letter-spacing: -1px;
        }

        .metric-item .metric-number.highlight {
            background: linear-gradient(135deg, var(--primary-blue) 0%, var(--accent-orange) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .metric-item .metric-label {
            font-size: 14px;
            color: var(--text-muted);
            font-weight: 500;
            margin-top: 4px;
        }

        /* ===== Game Category Cards ===== */
        .game-cat-card {
            display: block;
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-color);
            overflow: hidden;
            transition: var(--transition-base);
            height: 100%;
            cursor: pointer;
        }

        .game-cat-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: var(--border-blue-light);
        }

        .game-cat-card .game-cat-img {
            width: 100%;
            height: 150px;
            object-fit: cover;
            display: block;
        }

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

        .game-cat-card h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 6px;
        }

        .game-cat-card p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 0;
        }

        /* ===== Streamer/Team Cards ===== */
        .streamer-card {
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-color);
            overflow: hidden;
            transition: var(--transition-base);
            height: 100%;
        }

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

        .streamer-card .streamer-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            display: block;
        }

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

        .streamer-card h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 4px;
        }

        .streamer-card .streamer-tag {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 500;
            background: var(--primary-blue-soft);
            color: var(--primary-blue);
            margin-bottom: 8px;
        }

        .streamer-card p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 0;
        }

        /* ===== FAQ Accordion ===== */
        .faq-accordion .accordion-item {
            border: 1px solid var(--border-color);
            border-radius: 12px !important;
            margin-bottom: 12px;
            overflow: hidden;
            box-shadow: 0 2px 8px rgba(2, 6, 23, 0.04);
            transition: var(--transition-base);
        }

        .faq-accordion .accordion-item:hover {
            border-color: var(--border-blue-light);
        }

        .faq-accordion .accordion-header {
            margin: 0;
        }

        .faq-accordion .accordion-button {
            background: var(--primary-blue-soft);
            color: var(--text-main);
            font-weight: 600;
            font-size: 15px;
            padding: 18px 20px;
            border-radius: 0;
            border: none;
            box-shadow: none;
            transition: var(--transition-base);
        }

        .faq-accordion .accordion-button:not(.collapsed) {
            background: var(--primary-blue-soft);
            color: var(--primary-blue);
            border-bottom: 1px solid var(--border-blue-light);
        }

        .faq-accordion .accordion-button:focus {
            box-shadow: none;
            outline: 2px solid var(--primary-blue);
            outline-offset: -2px;
        }

        .faq-accordion .accordion-button::after {
            background-size: 16px;
            transition: var(--transition-base);
        }

        .faq-accordion .accordion-body {
            background: #fff;
            padding: 18px 20px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
        }

        /* ===== CTA Section ===== */
        .cta-section {
            padding: 70px 0;
            background: linear-gradient(135deg, #1E3A8A 0%, #2563EB 100%);
            border-radius: 24px;
            margin-top: 0;
            margin-bottom: 60px;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -40px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(255, 122, 0, 0.2);
            pointer-events: none;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -60px;
            left: -30px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            pointer-events: none;
        }

        .cta-section h2 {
            font-size: 28px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            position: relative;
            z-index: 2;
        }

        .cta-section p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.85);
            max-width: 560px;
            line-height: 1.75;
            margin-bottom: 0;
            position: relative;
            z-index: 2;
        }

        .cta-section .btn-cta-white {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            background: #fff;
            color: var(--primary-blue);
            border: none;
            border-radius: var(--radius-btn);
            font-weight: 700;
            font-size: 15px;
            cursor: pointer;
            transition: var(--transition-base);
            position: relative;
            z-index: 2;
        }

        .cta-section .btn-cta-white:hover {
            background: var(--accent-orange);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
        }

        .cta-section .btn-cta-ghost {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            background: transparent;
            color: #fff;
            border: 1.5px solid rgba(255, 255, 255, 0.5);
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            cursor: pointer;
            transition: var(--transition-base);
            position: relative;
            z-index: 2;
        }

        .cta-section .btn-cta-ghost:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
        }

        /* ===== Footer ===== */
        .footer-section {
            background: #0F172A;
            color: rgba(255, 255, 255, 0.7);
            padding: 50px 0 30px;
            margin-top: 0;
        }

        .footer-section .footer-brand {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .footer-section .footer-brand .brand-icon-footer {
            width: 32px;
            height: 32px;
            background: linear-gradient(135deg, var(--primary-blue-light) 0%, var(--accent-orange) 100%);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 14px;
        }

        .footer-section .footer-desc {
            font-size: 13px;
            line-height: 1.75;
            color: rgba(255, 255, 255, 0.55);
            max-width: 320px;
            margin-bottom: 20px;
        }

        .footer-section .footer-heading {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-section .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-section .footer-links li {
            margin-bottom: 10px;
        }

        .footer-section .footer-links a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            transition: var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

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

        .footer-section .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 36px;
            padding-top: 20px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.4);
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
        }

        .footer-section .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
            transition: var(--transition-base);
            margin-right: 12px;
        }

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

        /* ===== Responsive Styles ===== */
        @media (max-width: 1024px) {
            .hero-card-stack {
                grid-template-columns: 1fr 1.4fr 1fr;
                gap: 14px;
            }

            .hero-main-card {
                padding: 32px 28px;
            }

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

            .metrics-band {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
                padding: 28px 20px;
            }
        }

        @media (max-width: 768px) {
            .header-dock-wrapper {
                top: 8px;
                padding-left: 10px;
                padding-right: 10px;
            }

            .header-dock {
                padding: 8px 14px;
                gap: 10px;
            }

            .dock-brand .brand-text {
                font-size: 16px;
            }

            .dock-nav {
                display: none;
            }

            .dock-actions .dock-cta-btn {
                display: none;
            }

            .dock-hamburger {
                display: flex;
            }

            .hero-section {
                padding-top: 100px;
                padding-bottom: 50px;
                min-height: auto;
            }

            .hero-card-stack {
                grid-template-columns: 1fr;
                gap: 12px;
            }

            .hero-main-card {
                padding: 28px 24px;
            }

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

            .hero-side-card.hero-card-offset-left,
            .hero-side-card.hero-card-offset-right {
                transform: none;
            }

            .section-block {
                padding: 48px 0;
            }

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

            .brand-story-band {
                padding: 32px 28px;
                border-radius: 16px;
            }

            .brand-story-band h2 {
                font-size: 22px;
            }

            .metrics-band {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
                padding: 20px 16px;
                border-radius: 16px;
            }

            .metric-item .metric-number {
                font-size: 30px;
            }

            .cta-section {
                padding: 40px 24px;
                border-radius: 16px;
                margin-bottom: 40px;
            }

            .cta-section h2 {
                font-size: 22px;
            }

            .footer-section {
                padding: 40px 0 24px;
            }

            .footer-section .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        @media (max-width: 520px) {
            .container-custom,
            .container-wide {
                padding-left: 16px;
                padding-right: 16px;
            }

            .hero-main-card h1 {
                font-size: 24px;
            }

            .hero-subtitle {
                font-size: 14px;
            }

            .hero-btn-group {
                flex-direction: column;
                gap: 10px;
                width: 100%;
            }

            .btn-primary-orange,
            .btn-secondary-blue {
                width: 100%;
                justify-content: center;
            }

            .section-title {
                font-size: 20px;
            }

            .section-desc {
                font-size: 14px;
            }

            .news-card .news-img {
                height: 150px;
            }

            .metrics-band {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
                padding: 16px 12px;
            }

            .metric-item .metric-number {
                font-size: 24px;
            }

            .cta-section .btn-cta-white,
            .cta-section .btn-cta-ghost {
                width: 100%;
                justify-content: center;
            }
        }

        /* ===== Additional utility ===== */
        .text-primary-custom {
            color: var(--primary-blue) !important;
        }

        .text-accent-custom {
            color: var(--accent-orange) !important;
        }

        .bg-primary-soft-custom {
            background: var(--primary-blue-soft) !important;
        }

        .bg-accent-soft-custom {
            background: var(--accent-orange-soft) !important;
        }

        .shadow-card-custom {
            box-shadow: var(--shadow-card) !important;
        }

        .btn:focus,
        .btn-primary-orange:focus,
        .btn-secondary-blue:focus,
        .dock-cta-btn:focus,
        .btn-cta-white:focus,
        .btn-cta-ghost:focus {
            outline: 2px solid var(--primary-blue);
            outline-offset: 2px;
            box-shadow: none;
        }

        .btn:active,
        .btn-primary-orange:active,
        .btn-secondary-blue:active {
            transform: translateY(0);
            box-shadow: none;
        }

/* roulang page: category1 */
:root {
      --primary-blue: #2563EB;
      --primary-blue-light: #3B82F6;
      --primary-blue-soft: #EFF6FF;
      --primary-blue-bg: #F0F5FF;
      --accent-orange: #FF7A00;
      --accent-orange-hover: #E06A00;
      --accent-orange-soft: #FFF3E8;
      --bg-page: #F8FAFC;
      --bg-white: #FFFFFF;
      --text-main: #0F172A;
      --text-secondary: #475569;
      --text-muted: #64748B;
      --text-light: #94A3B8;
      --border-color: #E2E8F0;
      --border-blue-light: #DBEAFE;
      --shadow-card: 0 4px 14px rgba(2, 6, 23, 0.06);
      --shadow-card-hover: 0 12px 28px rgba(2, 6, 23, 0.12);
      --shadow-dock: 0 8px 30px rgba(37, 99, 235, 0.12);
      --radius-card: 16px;
      --radius-btn: 8px;
      --radius-badge: 999px;
      --radius-dock: 20px;
      --font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
      --transition-base: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    }
    body {
      font-family: var(--font-family);
      font-size: 16px;
      line-height: 1.7;
      color: var(--text-main);
      background-color: var(--bg-page);
      margin: 0;
      padding: 0;
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
    }
    a {
      text-decoration: none;
      color: inherit;
      transition: var(--transition-base);
    }
    a:hover {
      text-decoration: none;
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }
    button,
    input,
    select,
    textarea {
      font-family: inherit;
      font-size: inherit;
    }
    .container-custom {
      width: 100%;
      max-width: 1200px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 24px;
      padding-right: 24px;
    }
    .container-wide {
      width: 100%;
      max-width: 1360px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 24px;
      padding-right: 24px;
    }

    /* ===== Header / Floating Dock Nav ===== */
    .header-dock-wrapper {
      position: fixed;
      top: 16px;
      left: 50%;
      transform: translateX(-50%);
      z-index: 1000;
      width: 100%;
      max-width: 960px;
      padding-left: 16px;
      padding-right: 16px;
      pointer-events: none;
    }
    .header-dock {
      pointer-events: auto;
      background: rgba(255, 255, 255, 0.92);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border: 1px solid rgba(255, 255, 255, 0.6);
      border-radius: var(--radius-dock);
      box-shadow: var(--shadow-dock);
      padding: 10px 20px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
    }
    .dock-brand {
      display: flex;
      align-items: center;
      gap: 10px;
      font-weight: 700;
      font-size: 18px;
      color: var(--text-main);
      white-space: nowrap;
    }
    .dock-brand .brand-icon {
      width: 36px;
      height: 36px;
      background: linear-gradient(135deg, var(--primary-blue) 0%, var(--accent-orange) 100%);
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-size: 16px;
      flex-shrink: 0;
    }
    .dock-brand .brand-text {
      letter-spacing: 0.5px;
    }
    .dock-brand .brand-text .brand-orange {
      color: var(--accent-orange);
    }
    .dock-nav {
      display: flex;
      align-items: center;
      gap: 4px;
      list-style: none;
      margin: 0;
      padding: 0;
    }
    .dock-nav li {
      margin: 0;
      padding: 0;
    }
    .dock-nav .nav-link-item {
      display: inline-block;
      padding: 8px 16px;
      font-size: 14px;
      font-weight: 500;
      color: var(--text-secondary);
      border-radius: 8px;
      transition: var(--transition-base);
      white-space: nowrap;
      position: relative;
    }
    .dock-nav .nav-link-item:hover {
      color: var(--primary-blue);
      background: var(--primary-blue-soft);
    }
    .dock-nav .nav-link-item.active {
      color: var(--primary-blue);
      background: var(--primary-blue-soft);
      font-weight: 600;
    }
    .dock-nav .nav-link-item.active::after {
      content: '';
      position: absolute;
      bottom: 2px;
      left: 50%;
      transform: translateX(-50%);
      width: 20px;
      height: 3px;
      background: var(--accent-orange);
      border-radius: 999px;
    }
    .dock-search-btn {
      width: 38px;
      height: 38px;
      border-radius: 50%;
      border: 1px solid var(--border-color);
      background: #fff;
      color: var(--text-secondary);
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      transition: var(--transition-base);
      font-size: 14px;
      flex-shrink: 0;
    }
    .dock-search-btn:hover {
      border-color: var(--primary-blue);
      color: var(--primary-blue);
      background: var(--primary-blue-soft);
    }
    .dock-cta-btn {
      display: inline-block;
      padding: 8px 18px;
      background-color: var(--accent-orange);
      color: #fff;
      border-radius: var(--radius-btn);
      font-size: 14px;
      font-weight: 600;
      white-space: nowrap;
      transition: var(--transition-base);
      border: none;
      cursor: pointer;
    }
    .dock-cta-btn:hover {
      background-color: var(--accent-orange-hover);
      color: #fff;
      transform: translateY(-1px);
      box-shadow: 0 6px 16px rgba(255, 122, 0, 0.3);
    }
    .dock-toggle {
      display: none;
      background: transparent;
      border: none;
      font-size: 20px;
      color: var(--text-secondary);
      cursor: pointer;
      padding: 4px 8px;
      border-radius: 8px;
      transition: var(--transition-base);
    }
    .dock-toggle:hover {
      background: var(--primary-blue-soft);
      color: var(--primary-blue);
    }
    .dock-collapse .dock-nav {
      flex-wrap: wrap;
    }

    /* ===== Hero ===== */
    .hero-section {
      position: relative;
      padding: 150px 0 90px;
      background: url('/assets/images/42a38bf658b58745.webp') center/cover no-repeat;
      overflow: hidden;
      margin-bottom: 80px;
    }
    .hero-section::before {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(135deg, rgba(15, 23, 42, 0.85) 0%, rgba(37, 99, 235, 0.7) 100%);
      z-index: 1;
    }
    .hero-content {
      position: relative;
      z-index: 2;
      color: #fff;
    }
    .hero-badge {
      display: inline-block;
      padding: 6px 16px;
      background: rgba(255, 255, 255, 0.15);
      backdrop-filter: blur(8px);
      border-radius: var(--radius-badge);
      font-size: 13px;
      font-weight: 500;
      letter-spacing: 0.5px;
      color: #fff;
      margin-bottom: 20px;
    }
    .hero-title {
      font-size: 46px;
      line-height: 1.2;
      font-weight: 700;
      margin-bottom: 20px;
      max-width: 700px;
    }
    .hero-subtitle {
      font-size: 18px;
      line-height: 1.7;
      color: rgba(255, 255, 255, 0.9);
      max-width: 650px;
      margin-bottom: 30px;
    }
    .hero-actions .btn-primary-custom {
      background-color: var(--accent-orange);
      color: #fff;
      border: none;
      padding: 12px 28px;
      border-radius: var(--radius-btn);
      font-weight: 600;
      font-size: 16px;
      transition: var(--transition-base);
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }
    .hero-actions .btn-primary-custom:hover {
      background-color: var(--accent-orange-hover);
      transform: translateY(-2px);
      box-shadow: 0 10px 24px rgba(255, 122, 0, 0.4);
    }
    .hero-actions .btn-outline-light-custom {
      background: transparent;
      border: 1px solid rgba(255, 255, 255, 0.6);
      color: #fff;
      padding: 12px 28px;
      border-radius: var(--radius-btn);
      font-weight: 600;
      font-size: 16px;
      transition: var(--transition-base);
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }
    .hero-actions .btn-outline-light-custom:hover {
      background: rgba(255, 255, 255, 0.15);
      border-color: #fff;
      transform: translateY(-2px);
    }
    .hero-stat-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(255, 255, 255, 0.12);
      border-radius: var(--radius-badge);
      padding: 8px 18px;
      font-size: 14px;
      margin-top: 30px;
    }
    .hero-stat-badge i {
      color: var(--accent-orange);
    }

    /* ===== Section Base ===== */
    .section-padding {
      padding: 70px 0;
    }
    .section-heading {
      font-size: 28px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 12px;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .section-heading .heading-accent {
      width: 4px;
      height: 24px;
      background: var(--accent-orange);
      border-radius: 4px;
      display: inline-block;
    }
    .section-subtext {
      font-size: 16px;
      color: var(--text-muted);
      margin-bottom: 40px;
      max-width: 700px;
    }
    .bg-white-section {
      background: var(--bg-white);
    }
    .bg-soft-section {
      background: var(--bg-page);
    }

    /* ===== Cards ===== */
    .card-custom {
      background: var(--bg-white);
      border-radius: var(--radius-card);
      box-shadow: var(--shadow-card);
      overflow: hidden;
      transition: var(--transition-base);
      height: 100%;
      border: 1px solid var(--border-color);
    }
    .card-custom:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-card-hover);
      border-color: var(--border-blue-light);
    }
    .card-img-wrap {
      position: relative;
      aspect-ratio: 16/9;
      overflow: hidden;
    }
    .card-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .card-custom:hover .card-img-wrap img {
      transform: scale(1.03);
    }
    .card-body-custom {
      padding: 20px;
    }
    .card-meta {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 10px;
      margin-bottom: 10px;
      font-size: 13px;
      color: var(--text-muted);
    }
    .card-meta .badge-soft {
      background: var(--primary-blue-soft);
      color: var(--primary-blue);
      border-radius: var(--radius-badge);
      padding: 4px 12px;
      font-size: 12px;
      font-weight: 500;
    }
    .card-meta .badge-orange-soft {
      background: var(--accent-orange-soft);
      color: var(--accent-orange);
      border-radius: var(--radius-badge);
      padding: 4px 12px;
      font-size: 12px;
      font-weight: 500;
    }
    .card-title {
      font-size: 18px;
      font-weight: 600;
      margin-bottom: 10px;
      color: var(--text-main);
      line-height: 1.4;
    }
    .card-desc {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.6;
      margin-bottom: 16px;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }
    .card-footer-actions {
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .btn-read-more {
      color: var(--primary-blue);
      font-weight: 600;
      font-size: 14px;
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }
    .btn-read-more:hover {
      color: var(--accent-orange);
    }
    .btn-primary-custom {
      background-color: var(--accent-orange);
      color: #fff;
      border: none;
      padding: 10px 22px;
      border-radius: var(--radius-btn);
      font-weight: 600;
      font-size: 15px;
      transition: var(--transition-base);
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }
    .btn-primary-custom:hover {
      background-color: var(--accent-orange-hover);
      transform: translateY(-2px);
      box-shadow: 0 8px 20px rgba(255, 122, 0, 0.3);
    }
    .btn-outline-blue {
      background: transparent;
      border: 1px solid var(--primary-blue);
      color: var(--primary-blue);
      padding: 10px 22px;
      border-radius: var(--radius-btn);
      font-weight: 600;
      font-size: 15px;
      transition: var(--transition-base);
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }
    .btn-outline-blue:hover {
      background: var(--primary-blue-soft);
      transform: translateY(-2px);
    }
    .btn-more {
      display: inline-block;
      margin-top: 30px;
      text-align: center;
    }

    /* ===== Timeline ===== */
    .timeline {
      position: relative;
      padding-left: 40px;
      margin: 0;
      list-style: none;
    }
    .timeline::before {
      content: '';
      position: absolute;
      left: 14px;
      top: 0;
      bottom: 0;
      width: 3px;
      background: var(--border-blue-light);
      border-radius: 3px;
    }
    .timeline-item {
      position: relative;
      margin-bottom: 30px;
    }
    .timeline-item:last-child {
      margin-bottom: 0;
    }
    .timeline-dot {
      position: absolute;
      left: -32px;
      top: 6px;
      width: 17px;
      height: 17px;
      border-radius: 50%;
      background: var(--primary-blue);
      border: 3px solid var(--bg-white);
      box-shadow: 0 0 0 2px var(--primary-blue);
      z-index: 1;
    }
    .timeline-date {
      font-weight: 600;
      color: var(--primary-blue);
      font-size: 15px;
      display: flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 6px;
    }
    .timeline-title {
      font-size: 18px;
      font-weight: 600;
      color: var(--text-main);
    }
    .timeline-desc {
      color: var(--text-secondary);
      font-size: 14px;
      margin-top: 4px;
    }
    .timeline-badge {
      display: inline-block;
      background: var(--accent-orange-soft);
      color: var(--accent-orange);
      border-radius: var(--radius-badge);
      padding: 3px 12px;
      font-size: 12px;
      font-weight: 500;
      margin-left: 8px;
    }

    /* ===== Tags ===== */
    .tag-cloud {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .tag-item {
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-badge);
      padding: 8px 20px;
      font-size: 14px;
      font-weight: 500;
      color: var(--text-secondary);
      transition: var(--transition-base);
      cursor: default;
    }
    .tag-item:hover {
      background: var(--primary-blue-soft);
      border-color: var(--border-blue-light);
      color: var(--primary-blue);
    }

    /* ===== Stats ===== */
    .stat-number {
      font-size: 48px;
      font-weight: 700;
      line-height: 1.1;
      color: var(--primary-blue);
      margin-bottom: 8px;
    }
    .stat-label {
      font-size: 15px;
      color: var(--text-muted);
      font-weight: 500;
    }
    .stat-box {
      background: var(--bg-white);
      border-radius: var(--radius-card);
      padding: 30px 20px;
      text-align: center;
      box-shadow: var(--shadow-card);
      transition: var(--transition-base);
      border: 1px solid var(--border-color);
    }
    .stat-box:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-card-hover);
      border-color: var(--border-blue-light);
    }

    /* ===== FAQ Accordion ===== */
    .accordion-custom .accordion-item {
      border: 1px solid var(--border-color);
      border-radius: 12px;
      margin-bottom: 12px;
      overflow: hidden;
      background: var(--bg-white);
    }
    .accordion-custom .accordion-header button {
      background: var(--primary-blue-soft);
      color: var(--text-main);
      font-weight: 600;
      font-size: 16px;
      padding: 16px 20px;
      border: none;
      box-shadow: none;
      transition: var(--transition-base);
    }
    .accordion-custom .accordion-header button:not(.collapsed) {
      background: var(--primary-blue);
      color: #fff;
    }
    .accordion-custom .accordion-header button:focus {
      box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.2);
    }
    .accordion-custom .accordion-body {
      padding: 18px 20px;
      color: var(--text-secondary);
      font-size: 15px;
      line-height: 1.7;
    }

    /* ===== CTA Section ===== */
    .cta-section {
      background: linear-gradient(135deg, var(--primary-blue) 0%, #1e40af 100%);
      border-radius: 24px;
      padding: 60px 40px;
      text-align: center;
      color: #fff;
      position: relative;
      overflow: hidden;
    }
    .cta-section::after {
      content: '';
      position: absolute;
      top: -50%;
      right: -20%;
      width: 400px;
      height: 400px;
      background: rgba(255, 122, 0, 0.15);
      border-radius: 50%;
      pointer-events: none;
    }
    .cta-section h2 {
      font-size: 32px;
      font-weight: 700;
      margin-bottom: 16px;
      position: relative;
      z-index: 1;
    }
    .cta-section p {
      font-size: 16px;
      color: rgba(255, 255, 255, 0.9);
      max-width: 600px;
      margin: 0 auto 30px;
      position: relative;
      z-index: 1;
    }
    .cta-section .btn {
      position: relative;
      z-index: 1;
    }

    /* ===== Footer ===== */
    .footer-section {
      background: #0F172A;
      color: var(--text-light);
      padding: 70px 0 30px;
      margin-top: 80px;
    }
    .footer-brand {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 20px;
      font-weight: 700;
      color: #fff;
      margin-bottom: 14px;
    }
    .brand-icon-footer {
      width: 36px;
      height: 36px;
      background: linear-gradient(135deg, var(--primary-blue) 0%, var(--accent-orange) 100%);
      border-radius: 10px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-size: 16px;
    }
    .footer-desc {
      font-size: 14px;
      line-height: 1.7;
      color: var(--text-muted);
      margin-bottom: 20px;
    }
    .footer-heading {
      color: #fff;
      font-weight: 600;
      font-size: 16px;
      margin-bottom: 18px;
    }
    .footer-links {
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .footer-links li {
      margin-bottom: 10px;
    }
    .footer-links a {
      color: var(--text-muted);
      font-size: 14px;
      transition: var(--transition-base);
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }
    .footer-links a:hover {
      color: var(--accent-orange);
      transform: translateX(3px);
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding-top: 24px;
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      align-items: center;
      gap: 12px;
      font-size: 13px;
      color: var(--text-muted);
    }
    .footer-bottom a {
      color: var(--text-muted);
      text-decoration: none;
    }
    .footer-bottom a:hover {
      color: var(--accent-orange);
    }

    /* ===== Responsive ===== */
    @media (max-width: 992px) {
      .hero-title {
        font-size: 38px;
      }
      .stat-number {
        font-size: 40px;
      }
    }
    @media (max-width: 768px) {
      .header-dock-wrapper {
        max-width: 100%;
        padding-left: 10px;
        padding-right: 10px;
      }
      .header-dock {
        flex-wrap: wrap;
        padding: 10px 14px;
        gap: 10px;
      }
      .dock-toggle {
        display: block;
      }
      .dock-collapse {
        width: 100%;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
      }
      .dock-collapse.show {
        max-height: 400px;
      }
      .dock-collapse .dock-nav {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
        padding: 10px 0;
      }
      .dock-collapse .dock-nav .nav-link-item {
        width: 100%;
        padding: 10px 16px;
      }
      .dock-cta-btn {
        margin-left: auto;
      }
      .hero-section {
        padding: 130px 0 60px;
      }
      .hero-title {
        font-size: 30px;
      }
      .hero-subtitle {
        font-size: 16px;
      }
      .section-padding {
        padding: 50px 0;
      }
      .section-heading {
        font-size: 24px;
      }
      .timeline {
        padding-left: 35px;
      }
      .cta-section {
        padding: 40px 20px;
      }
      .cta-section h2 {
        font-size: 26px;
      }
      .stat-number {
        font-size: 36px;
      }
      .footer-bottom {
        flex-direction: column;
        text-align: center;
      }
    }
    @media (max-width: 576px) {
      .hero-title {
        font-size: 26px;
      }
      .hero-actions {
        flex-direction: column;
        align-items: stretch;
      }
      .hero-actions .btn {
        justify-content: center;
      }
      .card-body-custom {
        padding: 16px;
      }
      .section-heading {
        font-size: 20px;
      }
      .stat-box {
        padding: 20px 15px;
      }
      .stat-number {
        font-size: 30px;
      }
    }

/* roulang page: category3 */
:root {
            --primary-blue: #2563EB;
            --primary-blue-light: #3B82F6;
            --primary-blue-soft: #EFF6FF;
            --primary-blue-bg: #F0F5FF;
            --accent-orange: #FF7A00;
            --accent-orange-hover: #E06A00;
            --accent-orange-soft: #FFF3E8;
            --bg-page: #F8FAFC;
            --bg-white: #FFFFFF;
            --text-main: #0F172A;
            --text-secondary: #475569;
            --text-muted: #64748B;
            --text-light: #94A3B8;
            --border-color: #E2E8F0;
            --border-blue-light: #DBEAFE;
            --shadow-card: 0 4px 14px rgba(2, 6, 23, 0.06);
            --shadow-card-hover: 0 12px 28px rgba(2, 6, 23, 0.12);
            --shadow-dock: 0 8px 30px rgba(37, 99, 235, 0.12);
            --radius-card: 16px;
            --radius-btn: 8px;
            --radius-badge: 999px;
            --radius-dock: 20px;
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --transition-base: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition-base);
        }
        a:hover {
            text-decoration: none;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        .container-custom {
            width: 100%;
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .container-wide {
            width: 100%;
            max-width: 1360px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ===== Header / Floating Dock Nav ===== */
        .header-dock-wrapper {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: 100%;
            max-width: 960px;
            padding-left: 16px;
            padding-right: 16px;
            pointer-events: none;
        }
        .header-dock {
            pointer-events: auto;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid rgba(255, 255, 255, 0.6);
            border-radius: var(--radius-dock);
            box-shadow: var(--shadow-dock);
            padding: 10px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }
        .dock-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 18px;
            color: var(--text-main);
            white-space: nowrap;
        }
        .dock-brand .brand-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--primary-blue) 0%, var(--accent-orange) 100%);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 16px;
            flex-shrink: 0;
        }
        .dock-brand .brand-text {
            letter-spacing: 0.5px;
        }
        .dock-brand .brand-text .brand-orange {
            color: var(--accent-orange);
        }
        .dock-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .dock-nav li {
            margin: 0;
            padding: 0;
        }
        .dock-nav .nav-link-item {
            display: inline-block;
            padding: 8px 16px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 8px;
            transition: var(--transition-base);
            white-space: nowrap;
            position: relative;
            cursor: pointer;
        }
        .dock-nav .nav-link-item:hover {
            color: var(--primary-blue);
            background: var(--primary-blue-soft);
        }
        .dock-nav .nav-link-item.active {
            color: var(--primary-blue);
            background: var(--primary-blue-soft);
            font-weight: 600;
        }
        .dock-nav .nav-link-item.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--accent-orange);
            border-radius: 999px;
        }
        .dock-toggler {
            pointer-events: auto;
            border: none;
            background: transparent;
            color: var(--text-secondary);
            font-size: 20px;
            cursor: pointer;
            padding: 6px 10px;
            border-radius: 8px;
            transition: var(--transition-base);
            display: none;
        }
        .dock-toggler:hover {
            color: var(--primary-blue);
            background: var(--primary-blue-soft);
        }

        /* ===== Buttons ===== */
        .btn-primary-custom {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            border: none;
            background: var(--accent-orange);
            color: #fff;
            cursor: pointer;
            transition: var(--transition-base);
            white-space: nowrap;
        }
        .btn-primary-custom:hover,
        .btn-primary-custom:focus {
            background: var(--accent-orange-hover);
            color: #fff;
            outline: none;
            box-shadow: 0 4px 14px rgba(255, 122, 0, 0.3);
        }
        .btn-secondary-custom {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            border: 1px solid var(--primary-blue);
            background: transparent;
            color: var(--primary-blue);
            cursor: pointer;
            transition: var(--transition-base);
            white-space: nowrap;
        }
        .btn-secondary-custom:hover,
        .btn-secondary-custom:focus {
            background: var(--primary-blue-soft);
            color: var(--primary-blue);
            outline: none;
            box-shadow: 0 4px 14px rgba(37, 99, 235, 0.15);
        }
        .btn-read-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary-blue);
            padding: 6px 0;
            border: none;
            background: transparent;
            cursor: pointer;
            transition: var(--transition-base);
        }
        .btn-read-more:hover {
            color: var(--accent-orange);
            gap: 10px;
        }

        /* ===== Badges ===== */
        .badge-soft-blue {
            display: inline-block;
            padding: 4px 14px;
            font-size: 12px;
            font-weight: 500;
            border-radius: var(--radius-badge);
            background: var(--primary-blue-soft);
            color: var(--primary-blue);
            white-space: nowrap;
        }
        .badge-soft-orange {
            display: inline-block;
            padding: 4px 14px;
            font-size: 12px;
            font-weight: 500;
            border-radius: var(--radius-badge);
            background: var(--accent-orange-soft);
            color: var(--accent-orange);
            white-space: nowrap;
        }

        /* ===== Category Hero ===== */
        .category-hero {
            padding: 140px 0 60px;
            background: linear-gradient(180deg, #F0F5FF 0%, var(--bg-page) 100%);
            border-bottom: 1px solid var(--border-blue-light);
        }
        .category-hero .cat-badge-row {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 18px;
        }
        .category-hero h1 {
            font-size: 40px;
            font-weight: 700;
            line-height: 1.25;
            color: var(--text-main);
            margin-bottom: 16px;
        }
        .category-hero .cat-desc {
            font-size: 17px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.8;
        }

        /* ===== Streamer Layout ===== */
        .streamer-section {
            padding: 60px 0 80px;
        }
        .streamer-layout-grid {
            display: grid;
            grid-template-columns: 1fr 340px;
            gap: 32px;
            align-items: start;
        }
        .streamer-main-col {
            min-width: 0;
        }
        .streamer-sidebar {
            position: sticky;
            top: 100px;
        }

        /* ===== Streamer Horizontal Cards ===== */
        .streamer-card-h {
            display: flex;
            gap: 0;
            background: var(--bg-white);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            margin-bottom: 20px;
            transition: var(--transition-base);
            border: 1px solid var(--border-color);
        }
        .streamer-card-h:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: var(--border-blue-light);
        }
        .streamer-card-img {
            width: 260px;
            flex-shrink: 0;
            min-height: 200px;
            overflow: hidden;
            position: relative;
        }
        .streamer-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition-base);
        }
        .streamer-card-h:hover .streamer-card-img img {
            transform: scale(1.03);
        }
        .streamer-card-img .img-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(15, 23, 42, 0.1) 0%, rgba(15, 23, 42, 0.35) 100%);
            pointer-events: none;
        }
        .streamer-card-body {
            padding: 20px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            gap: 10px;
        }
        .streamer-card-top {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }
        .streamer-card-date {
            font-size: 12px;
            color: var(--text-light);
            font-weight: 500;
        }
        .streamer-card-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.45;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .streamer-card-summary {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .streamer-card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
            flex-wrap: wrap;
            margin-top: auto;
        }

        /* ===== Sidebar ===== */
        .sidebar-card {
            background: var(--bg-white);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 24px;
            margin-bottom: 20px;
            border: 1px solid var(--border-color);
        }
        .sidebar-card .sb-heading {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-card .sb-heading i {
            color: var(--accent-orange);
            font-size: 14px;
        }
        .sb-streamer-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .sb-streamer-list li {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 0;
            border-bottom: 1px solid var(--border-color);
        }
        .sb-streamer-list li:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }
        .sb-rank {
            width: 26px;
            height: 26px;
            border-radius: 8px;
            background: var(--primary-blue-soft);
            color: var(--primary-blue);
            font-size: 12px;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .sb-rank.rank-1 {
            background: var(--accent-orange-soft);
            color: var(--accent-orange);
        }
        .sb-rank.rank-2 {
            background: #F1F5F9;
            color: var(--text-secondary);
        }
        .sb-rank.rank-3 {
            background: #FFF8ED;
            color: #B4690E;
        }
        .sb-streamer-name {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
            flex: 1;
        }
        .sb-streamer-stat {
            font-size: 12px;
            color: var(--text-muted);
            white-space: nowrap;
        }
        .sb-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .sb-tags .tag-chip {
            display: inline-block;
            padding: 6px 14px;
            font-size: 12px;
            font-weight: 500;
            border-radius: var(--radius-badge);
            background: var(--bg-page);
            color: var(--text-secondary);
            border: 1px solid var(--border-color);
            transition: var(--transition-base);
            cursor: default;
        }
        .sb-tags .tag-chip:hover {
            border-color: var(--primary-blue);
            color: var(--primary-blue);
            background: var(--primary-blue-soft);
        }
        .sb-schedule-item {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 10px 0;
            border-bottom: 1px solid var(--border-color);
            font-size: 13px;
        }
        .sb-schedule-item:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }
        .sb-schedule-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent-orange);
            flex-shrink: 0;
        }
        .sb-schedule-time {
            font-weight: 700;
            color: var(--primary-blue);
            font-size: 12px;
            white-space: nowrap;
        }

        /* ===== Data Stats ===== */
        .stats-section {
            padding: 70px 0;
            background: var(--bg-white);
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
        }
        .stat-block {
            padding: 20px 16px;
            border-radius: var(--radius-card);
            background: var(--bg-page);
            transition: var(--transition-base);
        }
        .stat-block:hover {
            background: var(--primary-blue-soft);
        }
        .stat-number {
            font-size: 36px;
            font-weight: 700;
            color: var(--primary-blue);
            line-height: 1.2;
            margin-bottom: 4px;
        }
        .stat-label {
            font-size: 14px;
            color: var(--text-muted);
            font-weight: 500;
        }

        /* ===== Featured Articles ===== */
        .featured-section {
            padding: 70px 0;
        }
        .featured-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .featured-card {
            background: var(--bg-white);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: var(--transition-base);
            border: 1px solid var(--border-color);
        }
        .featured-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .featured-card-img {
            height: 160px;
            overflow: hidden;
        }
        .featured-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition-base);
        }
        .featured-card:hover .featured-card-img img {
            transform: scale(1.04);
        }
        .featured-card-body {
            padding: 20px 22px;
        }
        .featured-card-body .featured-tag {
            font-size: 12px;
            font-weight: 600;
            color: var(--accent-orange);
            margin-bottom: 8px;
        }
        .featured-card-body h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.5;
            margin-bottom: 8px;
        }
        .featured-card-body p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.65;
            margin-bottom: 0;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: 70px 0;
            background: var(--bg-white);
            border-top: 1px solid var(--border-color);
        }
        .faq-accordion .accordion-item {
            border: 1px solid var(--border-color);
            border-radius: var(--radius-card) !important;
            margin-bottom: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-card);
            background: var(--bg-white);
        }
        .faq-accordion .accordion-button {
            font-weight: 600;
            font-size: 15px;
            color: var(--text-main);
            background: var(--primary-blue-soft);
            padding: 18px 22px;
            border-radius: var(--radius-card) !important;
            transition: var(--transition-base);
            box-shadow: none;
        }
        .faq-accordion .accordion-button:not(.collapsed) {
            background: var(--primary-blue-soft);
            color: var(--primary-blue);
            border-bottom: 1px solid var(--border-blue-light);
            box-shadow: none;
        }
        .faq-accordion .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
            outline: none;
        }
        .faq-accordion .accordion-button::after {
            background-size: 14px;
            filter: invert(35%) sepia(80%) saturate(2500%) hue-rotate(215deg);
        }
        .faq-accordion .accordion-body {
            padding: 18px 22px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
            background: var(--bg-white);
        }

        /* ===== CTA Section ===== */
        .cta-section {
            padding: 70px 0;
            background: linear-gradient(135deg, var(--primary-blue-soft) 0%, var(--bg-page) 100%);
        }
        .cta-box {
            background: var(--bg-white);
            border-radius: 24px;
            box-shadow: var(--shadow-card-hover);
            padding: 48px 40px;
            text-align: center;
            border: 1px solid var(--border-blue-light);
        }
        .cta-box h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 12px;
        }
        .cta-box p {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 560px;
            margin: 0 auto 24px;
            line-height: 1.7;
        }
        .cta-button-row {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* ===== Footer ===== */
        .footer-section {
            background: #0F172A;
            color: #CBD5E1;
            padding: 60px 0 24px;
        }
        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }
        .brand-icon-footer {
            width: 34px;
            height: 34px;
            background: linear-gradient(135deg, var(--primary-blue) 0%, var(--accent-orange) 100%);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 15px;
            flex-shrink: 0;
        }
        .footer-desc {
            font-size: 13px;
            color: #94A3B8;
            line-height: 1.7;
            max-width: 320px;
        }
        .footer-heading {
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }
        .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-links li {
            margin-bottom: 8px;
        }
        .footer-links a {
            font-size: 13px;
            color: #94A3B8;
            transition: var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .footer-links a:hover {
            color: #fff;
            transform: translateX(3px);
        }
        .footer-links a i {
            font-size: 10px;
            color: var(--accent-orange);
        }
        .footer-bottom {
            margin-top: 40px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 12px;
            color: #64748B;
        }
        .footer-bottom a {
            color: #94A3B8;
            transition: var(--transition-base);
        }
        .footer-bottom a:hover {
            color: #fff;
        }

        /* ===== Section Headings ===== */
        .section-heading {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.35;
            margin-bottom: 8px;
        }
        .section-subheading {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 32px;
        }
        .section-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--primary-blue);
            letter-spacing: 1px;
            text-transform: uppercase;
            margin-bottom: 8px;
            display: block;
        }

        /* ===== List Bottom More Button ===== */
        .list-more-wrapper {
            text-align: center;
            margin-top: 12px;
        }
        .btn-outline-more {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 30px;
            font-size: 14px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            border: 1px solid var(--border-color);
            background: var(--bg-white);
            color: var(--text-secondary);
            cursor: pointer;
            transition: var(--transition-base);
        }
        .btn-outline-more:hover {
            border-color: var(--primary-blue);
            color: var(--primary-blue);
            background: var(--primary-blue-soft);
            box-shadow: var(--shadow-card);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .streamer-layout-grid {
                grid-template-columns: 1fr;
            }
            .streamer-sidebar {
                position: static;
                top: auto;
            }
            .streamer-card-img {
                width: 200px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .featured-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .header-dock-wrapper {
                top: 10px;
                padding-left: 8px;
                padding-right: 8px;
            }
            .header-dock {
                padding: 8px 14px;
                border-radius: 16px;
                flex-wrap: wrap;
            }
            .dock-toggler {
                display: block;
            }
            .dock-nav-collapse {
                width: 100%;
                display: none;
            }
            .dock-nav-collapse.show {
                display: block;
            }
            .dock-nav {
                flex-direction: column;
                align-items: stretch;
                gap: 2px;
                padding-top: 8px;
            }
            .dock-nav .nav-link-item {
                padding: 10px 14px;
                font-size: 14px;
                border-radius: 8px;
                width: 100%;
                text-align: left;
            }
            .dock-nav .nav-link-item.active::after {
                display: none;
            }
            .category-hero {
                padding: 120px 0 40px;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .category-hero .cat-desc {
                font-size: 15px;
            }
            .streamer-section {
                padding: 40px 0 50px;
            }
            .streamer-card-h {
                flex-direction: column;
            }
            .streamer-card-img {
                width: 100%;
                min-height: 180px;
                height: 200px;
            }
            .streamer-card-body {
                padding: 16px 18px;
            }
            .streamer-card-title {
                font-size: 16px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .stat-number {
                font-size: 28px;
            }
            .featured-grid {
                grid-template-columns: 1fr;
            }
            .cta-box {
                padding: 32px 20px;
            }
            .cta-box h2 {
                font-size: 22px;
            }
            .cta-button-row {
                flex-direction: column;
            }
            .btn-primary-custom,
            .btn-secondary-custom {
                width: 100%;
                justify-content: center;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .section-heading {
                font-size: 22px;
            }
        }

        @media (max-width: 520px) {
            .container-custom,
            .container-wide {
                padding-left: 14px;
                padding-right: 14px;
            }
            .header-dock-wrapper {
                top: 6px;
            }
            .header-dock {
                padding: 6px 10px;
                gap: 10px;
            }
            .dock-brand {
                font-size: 15px;
                gap: 8px;
            }
            .dock-brand .brand-icon {
                width: 28px;
                height: 28px;
                font-size: 12px;
                border-radius: 8px;
            }
            .category-hero h1 {
                font-size: 24px;
            }
            .streamer-card-img {
                height: 160px;
                min-height: auto;
            }
            .stats-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .stat-block {
                padding: 14px 10px;
            }
            .stat-number {
                font-size: 24px;
            }
            .sidebar-card {
                padding: 18px 16px;
            }
        }

/* roulang page: category2 */
:root {
            --primary-blue: #2563EB;
            --primary-blue-light: #3B82F6;
            --primary-blue-soft: #EFF6FF;
            --primary-blue-bg: #F0F5FF;
            --accent-orange: #FF7A00;
            --accent-orange-hover: #E06A00;
            --accent-orange-soft: #FFF3E8;
            --bg-page: #F8FAFC;
            --bg-white: #FFFFFF;
            --text-main: #0F172A;
            --text-secondary: #475569;
            --text-muted: #64748B;
            --text-light: #94A3B8;
            --border-color: #E2E8F0;
            --border-blue-light: #DBEAFE;
            --shadow-card: 0 4px 14px rgba(2, 6, 23, 0.06);
            --shadow-card-hover: 0 12px 28px rgba(2, 6, 23, 0.12);
            --shadow-dock: 0 8px 30px rgba(37, 99, 235, 0.12);
            --radius-card: 16px;
            --radius-btn: 8px;
            --radius-badge: 999px;
            --radius-dock: 20px;
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --transition-base: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

        * {
            box-sizing: border-box;
        }

        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-main);
            background-color: var(--bg-page);
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: 82px;
        }

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

        a:hover {
            text-decoration: none;
        }

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

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

        .container-custom {
            width: 100%;
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .container-wide {
            width: 100%;
            max-width: 1360px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ===== Header / Floating Dock Nav ===== */
        .header-dock-wrapper {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: 100%;
            max-width: 960px;
            padding-left: 16px;
            padding-right: 16px;
            pointer-events: none;
        }

        .header-dock {
            pointer-events: auto;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid rgba(255, 255, 255, 0.6);
            border-radius: var(--radius-dock);
            box-shadow: var(--shadow-dock);
            padding: 10px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }

        .dock-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 18px;
            color: var(--text-main);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .dock-brand .brand-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--primary-blue) 0%, var(--accent-orange) 100%);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 16px;
            flex-shrink: 0;
        }

        .dock-brand .brand-text {
            letter-spacing: 0.5px;
        }

        .dock-brand .brand-text .brand-orange {
            color: var(--accent-orange);
        }

        .dock-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: nowrap;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .dock-nav::-webkit-scrollbar {
            display: none;
        }

        .dock-nav li {
            margin: 0;
            padding: 0;
            flex-shrink: 0;
        }

        .dock-nav .nav-link-item {
            display: inline-block;
            padding: 8px 16px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 8px;
            transition: var(--transition-base);
            white-space: nowrap;
            position: relative;
        }

        .dock-nav .nav-link-item:hover {
            color: var(--primary-blue);
            background: var(--primary-blue-soft);
        }

        .dock-nav .nav-link-item.active {
            color: var(--primary-blue);
            background: var(--primary-blue-soft);
            font-weight: 600;
        }

        .dock-nav .nav-link-item.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--accent-orange);
            border-radius: 999px;
        }

        .dock-search-btn {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            border: 1px solid var(--border-color);
            background: #fff;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition-base);
            font-size: 14px;
            flex-shrink: 0;
        }

        .dock-search-btn:hover {
            border-color: var(--primary-blue);
            color: var(--primary-blue);
            background: var(--primary-blue-soft);
        }

        /* ===== Buttons ===== */
        .btn-primary-brand {
            background-color: var(--accent-orange);
            border: none;
            color: #fff;
            padding: 10px 24px;
            font-weight: 600;
            font-size: 14px;
            border-radius: var(--radius-btn);
            cursor: pointer;
            transition: var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            line-height: 1.5;
        }

        .btn-primary-brand:hover,
        .btn-primary-brand:focus {
            background-color: var(--accent-orange-hover);
            color: #fff;
            box-shadow: 0 6px 16px rgba(255, 122, 0, 0.25);
            outline: none;
        }

        .btn-primary-brand:active {
            background-color: #C85F00;
            box-shadow: none;
        }

        .btn-secondary-brand {
            background-color: var(--primary-blue-soft);
            border: 1px solid var(--border-blue-light);
            color: var(--primary-blue);
            padding: 10px 24px;
            font-weight: 600;
            font-size: 14px;
            border-radius: var(--radius-btn);
            cursor: pointer;
            transition: var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            line-height: 1.5;
        }

        .btn-secondary-brand:hover,
        .btn-secondary-brand:focus {
            background-color: #DBEAFE;
            border-color: var(--primary-blue-light);
            color: var(--primary-blue);
            outline: none;
            box-shadow: 0 4px 12px rgba(37, 99, 235, 0.15);
        }

        .btn-secondary-brand:active {
            background-color: #BFDBFE;
            box-shadow: none;
        }

        .btn-outline-white {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.7);
            color: #fff;
            padding: 10px 24px;
            font-weight: 500;
            font-size: 14px;
            border-radius: var(--radius-btn);
            cursor: pointer;
            transition: var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            line-height: 1.5;
        }

        .btn-outline-white:hover,
        .btn-outline-white:focus {
            background: rgba(255, 255, 255, 0.15);
            border-color: #fff;
            color: #fff;
            outline: none;
        }

        /* ===== Badge ===== */
        .badge-brand {
            display: inline-block;
            padding: 4px 12px;
            border-radius: var(--radius-badge);
            font-size: 12px;
            font-weight: 500;
            line-height: 1.6;
            letter-spacing: 0.3px;
        }

        .badge-blue {
            background-color: var(--primary-blue-soft);
            color: var(--primary-blue);
        }

        .badge-orange {
            background-color: var(--accent-orange-soft);
            color: var(--accent-orange);
        }

        .badge-white {
            background-color: rgba(255, 255, 255, 0.25);
            color: #fff;
        }

        /* ===== Guide Hero ===== */
        .guide-hero-section {
            background: linear-gradient(135deg, #DEEBFF 0%, #F0F5FF 40%, #FFF3E8 100%);
            padding: 72px 0 56px;
            min-height: 420px;
            display: flex;
            align-items: center;
            position: relative;
            overflow: hidden;
            border-bottom: 1px solid var(--border-color);
            margin-bottom: 0;
        }

        .guide-hero-section::before {
            content: '';
            position: absolute;
            right: -80px;
            top: -80px;
            width: 350px;
            height: 350px;
            background: rgba(37, 99, 235, 0.08);
            border-radius: 50%;
            pointer-events: none;
        }

        .guide-hero-section::after {
            content: '';
            position: absolute;
            left: -60px;
            bottom: -100px;
            width: 280px;
            height: 280px;
            background: rgba(255, 122, 0, 0.07);
            border-radius: 50%;
            pointer-events: none;
        }

        .guide-hero-content {
            position: relative;
            z-index: 2;
        }

        .guide-hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: #fff;
            border: 1px solid var(--border-blue-light);
            color: var(--primary-blue);
            padding: 6px 16px;
            border-radius: var(--radius-badge);
            font-size: 13px;
            font-weight: 500;
            margin-bottom: 20px;
            box-shadow: 0 2px 8px rgba(2, 6, 23, 0.04);
        }

        .guide-hero-title {
            font-size: 44px;
            font-weight: 700;
            line-height: 1.25;
            color: var(--text-main);
            margin-bottom: 18px;
            letter-spacing: -0.5px;
        }

        .guide-hero-title .accent {
            color: var(--accent-orange);
        }

        .guide-hero-desc {
            font-size: 17px;
            line-height: 1.8;
            color: var(--text-secondary);
            max-width: 680px;
            margin-bottom: 28px;
        }

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

        .guide-hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            margin-top: 36px;
            padding-top: 28px;
            border-top: 1px solid rgba(37, 99, 235, 0.15);
        }

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

        .guide-hero-stat-num {
            font-size: 28px;
            font-weight: 700;
            color: var(--primary-blue);
            line-height: 1.2;
        }

        .guide-hero-stat-label {
            font-size: 13px;
            color: var(--text-muted);
            letter-spacing: 0.3px;
        }

        .guide-hero-visual {
            position: relative;
            z-index: 1;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: 0 16px 40px rgba(2, 6, 23, 0.1);
            aspect-ratio: 4/3;
            background: var(--primary-blue-bg);
        }

        .guide-hero-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .guide-hero-visual::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(37, 99, 235, 0.15) 0%, rgba(255, 122, 0, 0.08) 100%);
            pointer-events: none;
        }

        /* ===== Tag Filter ===== */
        .tag-filter-section {
            padding: 48px 0 0;
            background: #fff;
        }

        .tag-filter-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 20px;
        }

        .tag-filter-title {
            font-size: 20px;
            font-weight: 600;
            color: var(--text-main);
            margin: 0;
        }

        .tag-filter-subtitle {
            font-size: 14px;
            color: var(--text-muted);
            margin: 0;
        }

        .tag-filter-list {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 8px;
        }

        .tag-btn {
            padding: 8px 18px;
            border-radius: var(--radius-badge);
            border: 1px solid var(--border-color);
            background: #fff;
            color: var(--text-secondary);
            font-size: 13px;
            font-weight: 500;
            cursor: pointer;
            transition: var(--transition-base);
            white-space: nowrap;
            line-height: 1.5;
        }

        .tag-btn:hover {
            border-color: var(--primary-blue-light);
            color: var(--primary-blue);
            background: var(--primary-blue-soft);
        }

        .tag-btn.active {
            background: var(--primary-blue);
            border-color: var(--primary-blue);
            color: #fff;
            box-shadow: 0 4px 12px rgba(37, 99, 235, 0.2);
        }

        .tag-btn:focus-visible {
            outline: 2px solid var(--accent-orange);
            outline-offset: 2px;
        }

        /* ===== Guide Cards Grid ===== */
        .guide-cards-section {
            padding: 40px 0 64px;
            background: #fff;
            border-bottom: 1px solid var(--border-color);
        }

        .guide-card-grid {
            margin-top: 24px;
        }

        .guide-card {
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: var(--transition-base);
            height: 100%;
            display: flex;
            flex-direction: column;
            border: 1px solid var(--border-color);
            position: relative;
        }

        .guide-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--border-blue-light);
        }

        .guide-card-cover {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--primary-blue-bg);
            flex-shrink: 0;
        }

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

        .guide-card:hover .guide-card-cover img {
            transform: scale(1.04);
        }

        .guide-card-cover::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(2, 6, 23, 0.05) 0%, rgba(2, 6, 23, 0.25) 100%);
            pointer-events: none;
        }

        .guide-card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            z-index: 1;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
            color: var(--primary-blue);
            padding: 4px 12px;
            border-radius: var(--radius-badge);
            font-size: 11px;
            font-weight: 600;
            letter-spacing: 0.3px;
            box-shadow: 0 2px 8px rgba(2, 6, 23, 0.1);
        }

        .guide-card-body {
            padding: 20px 20px 22px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .guide-card-date {
            font-size: 12px;
            color: var(--text-light);
            margin-bottom: 8px;
            letter-spacing: 0.2px;
        }

        .guide-card-title {
            font-size: 17px;
            font-weight: 600;
            line-height: 1.45;
            color: var(--text-main);
            margin-bottom: 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .guide-card-excerpt {
            font-size: 14px;
            line-height: 1.65;
            color: var(--text-secondary);
            margin-bottom: 16px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
            flex: 1;
        }

        .guide-card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 8px;
            padding-top: 14px;
            border-top: 1px solid var(--border-color);
        }

        .guide-card-level {
            font-size: 12px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .guide-card-level i {
            color: var(--accent-orange);
            font-size: 11px;
        }

        .guide-card-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-orange);
            transition: var(--transition-base);
            display: flex;
            align-items: center;
            gap: 4px;
            white-space: nowrap;
        }

        .guide-card-link:hover {
            color: var(--accent-orange-hover);
            gap: 6px;
        }

        /* ===== Guide Stats ===== */
        .guide-stats-section {
            padding: 64px 0;
            background: var(--bg-page);
            border-bottom: 1px solid var(--border-color);
        }

        .section-heading-block {
            margin-bottom: 40px;
            max-width: 700px;
        }

        .section-heading-kicker {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-orange);
            letter-spacing: 0.5px;
            text-transform: uppercase;
            margin-bottom: 10px;
        }

        .section-heading-kicker i {
            font-size: 12px;
        }

        .section-heading-title {
            font-size: 30px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--text-main);
            margin: 0 0 12px;
            letter-spacing: -0.3px;
        }

        .section-heading-desc {
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-secondary);
            margin: 0;
        }

        .guide-stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .guide-stat-card {
            background: #fff;
            border-radius: var(--radius-card);
            padding: 28px 24px;
            text-align: center;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-color);
            transition: var(--transition-base);
        }

        .guide-stat-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--border-blue-light);
        }

        .guide-stat-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: var(--primary-blue-soft);
            color: var(--primary-blue);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            margin: 0 auto 14px;
        }

        .guide-stat-value {
            font-size: 32px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .guide-stat-label {
            font-size: 13px;
            color: var(--text-muted);
            letter-spacing: 0.3px;
        }

        /* ===== Featured Deep Read ===== */
        .featured-section {
            padding: 64px 0;
            background: #fff;
            border-bottom: 1px solid var(--border-color);
        }

        .featured-card {
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            height: 100%;
            display: flex;
            flex-direction: column;
            border: 1px solid var(--border-color);
            transition: var(--transition-base);
        }

        .featured-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--border-blue-light);
        }

        .featured-card-cover {
            position: relative;
            aspect-ratio: 21/9;
            overflow: hidden;
            background: var(--primary-blue-bg);
            flex-shrink: 0;
        }

        .featured-card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .featured-card:hover .featured-card-cover img {
            transform: scale(1.04);
        }

        .featured-card-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 1;
            background: var(--accent-orange);
            color: #fff;
            padding: 4px 14px;
            border-radius: var(--radius-badge);
            font-size: 11px;
            font-weight: 600;
            letter-spacing: 0.5px;
            box-shadow: 0 4px 12px rgba(255, 122, 0, 0.3);
        }

        .featured-card-body {
            padding: 22px 24px 26px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .featured-card-title {
            font-size: 20px;
            font-weight: 600;
            line-height: 1.45;
            color: var(--text-main);
            margin-bottom: 10px;
        }

        .featured-card-excerpt {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-secondary);
            margin-bottom: 18px;
            flex: 1;
        }

        .featured-card-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            padding-top: 14px;
            border-top: 1px solid var(--border-color);
            font-size: 12px;
            color: var(--text-muted);
        }

        .featured-card-meta span {
            display: flex;
            align-items: center;
            gap: 5px;
        }

        .featured-card-meta i {
            color: var(--primary-blue-light);
            font-size: 11px;
        }

        /* ===== FAQ Accordion ===== */
        .faq-section {
            padding: 64px 0;
            background: var(--bg-page);
            border-bottom: 1px solid var(--border-color);
        }

        .accordion-brand .accordion-item {
            border: 1px solid var(--border-color);
            border-radius: 12px !important;
            margin-bottom: 12px;
            background: #fff;
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: var(--transition-base);
        }

        .accordion-brand .accordion-item:last-child {
            margin-bottom: 0;
        }

        .accordion-brand .accordion-button {
            background: var(--primary-blue-soft);
            color: var(--text-main);
            font-weight: 600;
            font-size: 15px;
            padding: 18px 20px;
            border: none;
            border-radius: 12px;
            box-shadow: none;
            transition: var(--transition-base);
            position: relative;
        }

        .accordion-brand .accordion-button:not(.collapsed) {
            background: #fff;
            color: var(--primary-blue);
            border-bottom: 1px solid var(--border-blue-light);
            border-radius: 12px 12px 0 0;
            box-shadow: none;
        }

        .accordion-brand .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
            outline: none;
        }

        .accordion-brand .accordion-button::after {
            background-image: none;
            content: '\f107';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 14px;
            color: var(--primary-blue);
            transition: transform 0.3s ease;
        }

        .accordion-brand .accordion-button:not(.collapsed)::after {
            transform: rotate(180deg);
            color: var(--accent-orange);
        }

        .accordion-brand .accordion-body {
            background: #fff;
            padding: 18px 20px;
            font-size: 14px;
            line-height: 1.75;
            color: var(--text-secondary);
            border-radius: 0 0 12px 12px;
        }

        /* ===== CTA Section ===== */
        .cta-section {
            padding: 72px 0;
            background: linear-gradient(135deg, #1E40AF 0%, #2563EB 40%, #3B82F6 100%);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            right: -120px;
            top: -120px;
            width: 400px;
            height: 400px;
            background: rgba(255, 122, 0, 0.15);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            left: -80px;
            bottom: -160px;
            width: 320px;
            height: 320px;
            background: rgba(255, 255, 255, 0.08);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 680px;
            margin: 0 auto;
        }

        .cta-kicker {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: #fff;
            padding: 6px 18px;
            border-radius: var(--radius-badge);
            font-size: 13px;
            font-weight: 500;
            margin-bottom: 20px;
            letter-spacing: 0.5px;
        }

        .cta-title {
            font-size: 36px;
            font-weight: 700;
            line-height: 1.3;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }

        .cta-desc {
            font-size: 16px;
            line-height: 1.75;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 32px;
        }

        .cta-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            justify-content: center;
        }

        .cta-actions .btn-primary-brand {
            background: var(--accent-orange);
            border: none;
            padding: 12px 30px;
            font-size: 15px;
            box-shadow: 0 8px 20px rgba(255, 122, 0, 0.35);
        }

        .cta-actions .btn-primary-brand:hover {
            background: #FF8A1A;
            box-shadow: 0 12px 28px rgba(255, 122, 0, 0.45);
        }

        .cta-actions .btn-outline-white {
            padding: 12px 30px;
            font-size: 15px;
            border-color: rgba(255, 255, 255, 0.6);
        }

        .cta-actions .btn-outline-white:hover {
            background: rgba(255, 255, 255, 0.2);
            border-color: #fff;
        }

        /* ===== Footer ===== */
        .footer-section {
            background: #0F172A;
            color: #CBD5E1;
            padding: 56px 0 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 20px;
            color: #F1F5F9;
            margin-bottom: 16px;
        }

        .brand-icon-footer {
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--primary-blue) 0%, var(--accent-orange) 100%);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 16px;
            flex-shrink: 0;
        }

        .footer-desc {
            font-size: 14px;
            line-height: 1.7;
            color: #94A3B8;
            max-width: 320px;
            margin-bottom: 0;
        }

        .footer-heading {
            font-size: 15px;
            font-weight: 600;
            color: #F1F5F9;
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }

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

        .footer-links li {
            margin-bottom: 10px;
        }

        .footer-links a {
            color: #94A3B8;
            font-size: 14px;
            transition: var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .footer-links a:hover {
            color: #fff;
            padding-left: 4px;
        }

        .footer-links a i {
            font-size: 11px;
            color: var(--accent-orange);
        }

        .footer-bottom {
            margin-top: 40px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: space-between;
            align-items: center;
            font-size: 12px;
            color: #64748B;
        }

        .footer-bottom a {
            color: #94A3B8;
            transition: var(--transition-base);
        }

        .footer-bottom a:hover {
            color: #fff;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .guide-stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .guide-hero-title {
                font-size: 36px;
            }

            .guide-hero-visual {
                aspect-ratio: 3/2;
            }
        }

        @media (max-width: 768px) {
            body {
                padding-top: 72px;
            }

            .header-dock-wrapper {
                top: 10px;
                padding-left: 10px;
                padding-right: 10px;
            }

            .header-dock {
                padding: 8px 14px;
                gap: 10px;
                border-radius: 16px;
                flex-wrap: nowrap;
                overflow-x: auto;
                justify-content: flex-start;
            }

            .dock-brand {
                font-size: 16px;
                flex-shrink: 0;
            }

            .dock-brand .brand-icon {
                width: 30px;
                height: 30px;
                font-size: 13px;
                border-radius: 8px;
            }

            .dock-nav {
                gap: 2px;
            }

            .dock-nav .nav-link-item {
                padding: 6px 12px;
                font-size: 13px;
            }

            .dock-search-btn {
                width: 32px;
                height: 32px;
                font-size: 12px;
                flex-shrink: 0;
            }

            .guide-hero-section {
                padding: 48px 0 40px;
                min-height: 360px;
            }

            .guide-hero-title {
                font-size: 30px;
                letter-spacing: -0.3px;
            }

            .guide-hero-desc {
                font-size: 15px;
            }

            .guide-hero-stats {
                gap: 20px;
                margin-top: 24px;
                padding-top: 20px;
                flex-wrap: wrap;
            }

            .guide-hero-stat-num {
                font-size: 22px;
            }

            .guide-hero-visual {
                aspect-ratio: 16/9;
                margin-top: 24px;
            }

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

            .guide-stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }

            .guide-stat-card {
                padding: 20px 16px;
            }

            .guide-stat-value {
                font-size: 26px;
            }

            .cta-title {
                font-size: 28px;
            }

            .cta-desc {
                font-size: 14px;
            }

            .footer-section {
                padding: 40px 0 20px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
        }

        @media (max-width: 520px) {
            .container-custom,
            .container-wide {
                padding-left: 14px;
                padding-right: 14px;
            }

            .guide-hero-title {
                font-size: 26px;
            }

            .guide-hero-desc {
                font-size: 14px;
            }

            .guide-hero-actions {
                flex-direction: column;
                width: 100%;
            }

            .guide-hero-actions .btn-primary-brand,
            .guide-hero-actions .btn-secondary-brand,
            .guide-hero-actions .btn-outline-white {
                width: 100%;
                justify-content: center;
                padding: 12px 20px;
                font-size: 14px;
                min-height: 48px;
            }

            .guide-stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }

            .guide-stat-card {
                padding: 16px 12px;
                border-radius: 12px;
            }

            .guide-stat-value {
                font-size: 22px;
            }

            .guide-stat-label {
                font-size: 11px;
            }

            .tag-filter-list {
                gap: 8px;
            }

            .tag-btn {
                padding: 7px 14px;
                font-size: 12px;
            }

            .guide-card-body {
                padding: 16px 16px 18px;
            }

            .guide-card-title {
                font-size: 15px;
            }

            .guide-card-excerpt {
                font-size: 13px;
                -webkit-line-clamp: 2;
            }

            .featured-card-body {
                padding: 18px 18px 22px;
            }

            .featured-card-title {
                font-size: 17px;
            }

            .cta-section {
                padding: 52px 0;
            }

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

            .cta-actions {
                flex-direction: column;
                width: 100%;
            }

            .cta-actions .btn-primary-brand,
            .cta-actions .btn-outline-white {
                width: 100%;
                justify-content: center;
                min-height: 48px;
                font-size: 14px;
            }

            .footer-desc {
                font-size: 13px;
            }
        }

/* roulang page: category4 */
:root {
            --primary-blue: #2563EB;
            --primary-blue-light: #3B82F6;
            --primary-blue-soft: #EFF6FF;
            --primary-blue-bg: #F0F5FF;
            --accent-orange: #FF7A00;
            --accent-orange-hover: #E06A00;
            --accent-orange-soft: #FFF3E8;
            --bg-page: #F8FAFC;
            --bg-white: #FFFFFF;
            --text-main: #0F172A;
            --text-secondary: #475569;
            --text-muted: #64748B;
            --text-light: #94A3B8;
            --border-color: #E2E8F0;
            --border-blue-light: #DBEAFE;
            --shadow-card: 0 4px 14px rgba(2, 6, 23, 0.06);
            --shadow-card-hover: 0 12px 28px rgba(2, 6, 23, 0.12);
            --shadow-dock: 0 8px 30px rgba(37, 99, 235, 0.12);
            --radius-card: 16px;
            --radius-btn: 8px;
            --radius-badge: 999px;
            --radius-dock: 20px;
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --transition-base: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

        * {
            box-sizing: border-box;
        }

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

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

        a:hover {
            text-decoration: none;
        }

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

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

        .container-custom {
            width: 100%;
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .container-wide {
            width: 100%;
            max-width: 1360px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ===== Header / Floating Dock Nav ===== */
        .header-dock-wrapper {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: 100%;
            max-width: 960px;
            padding-left: 16px;
            padding-right: 16px;
            pointer-events: none;
        }

        .header-dock {
            pointer-events: auto;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid rgba(255, 255, 255, 0.6);
            border-radius: var(--radius-dock);
            box-shadow: var(--shadow-dock);
            padding: 10px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }

        .dock-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 18px;
            color: var(--text-main);
            white-space: nowrap;
        }

        .dock-brand .brand-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--primary-blue) 0%, var(--accent-orange) 100%);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 16px;
            flex-shrink: 0;
        }

        .dock-brand .brand-text {
            letter-spacing: 0.5px;
        }

        .dock-brand .brand-text .brand-orange {
            color: var(--accent-orange);
        }

        .dock-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .dock-nav li {
            margin: 0;
            padding: 0;
        }

        .dock-nav .nav-link-item {
            display: inline-block;
            padding: 8px 16px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 8px;
            transition: var(--transition-base);
            white-space: nowrap;
            position: relative;
        }

        .dock-nav .nav-link-item:hover {
            color: var(--primary-blue);
            background: var(--primary-blue-soft);
        }

        .dock-nav .nav-link-item.active {
            color: var(--primary-blue);
            background: var(--primary-blue-soft);
            font-weight: 600;
        }

        .dock-nav .nav-link-item.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--accent-orange);
            border-radius: 999px;
        }

        .dock-search-btn {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            border: 1px solid var(--border-color);
            background: #fff;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition-base);
            font-size: 14px;
            flex-shrink: 0;
        }

        .dock-search-btn:hover {
            border-color: var(--primary-blue);
            color: var(--primary-blue);
            background: var(--primary-blue-soft);
        }

        .dock-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            background: var(--accent-orange);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            border: none;
            cursor: pointer;
            transition: var(--transition-base);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .dock-cta-btn:hover {
            background: var(--accent-orange-hover);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(255, 122, 0, 0.35);
        }

        .navbar-toggler-dock {
            display: none;
            background: transparent;
            border: 1px solid var(--border-color);
            border-radius: 8px;
            padding: 8px 12px;
            color: var(--text-main);
            font-size: 18px;
            cursor: pointer;
            transition: var(--transition-base);
            pointer-events: auto;
            flex-shrink: 0;
        }

        .navbar-toggler-dock:hover {
            border-color: var(--primary-blue);
            color: var(--primary-blue);
            background: var(--primary-blue-soft);
        }

        /* ===== Section Base ===== */
        main {
            padding-top: 0;
        }

        .page-section {
            padding: 72px 0;
            position: relative;
        }

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

        .page-section-blue-soft {
            background: var(--primary-blue-soft);
        }

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary-blue);
            background: var(--primary-blue-soft);
            padding: 6px 14px;
            border-radius: var(--radius-badge);
            letter-spacing: 0.5px;
            margin-bottom: 12px;
        }

        .section-label-orange {
            color: var(--accent-orange);
            background: var(--accent-orange-soft);
        }

        .section-title {
            font-size: 28px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--text-main);
            margin-bottom: 12px;
            letter-spacing: -0.3px;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 720px;
            margin-bottom: 0;
        }

        /* ===== Category Hero ===== */
        .category-hero {
            background: linear-gradient(135deg, #EFF6FF 0%, #FFF3E8 100%);
            padding: 120px 0 72px;
            position: relative;
            overflow: hidden;
            min-height: 360px;
            display: flex;
            align-items: center;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -80px;
            width: 340px;
            height: 340px;
            background: radial-gradient(circle, rgba(37, 99, 235, 0.12) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .category-hero::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -40px;
            width: 220px;
            height: 220px;
            background: radial-gradient(circle, rgba(255, 122, 0, 0.10) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .category-hero .container-custom {
            position: relative;
            z-index: 2;
        }

        .category-hero h1 {
            font-size: 36px;
            font-weight: 700;
            line-height: 1.25;
            color: var(--text-main);
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }

        .category-hero .hero-desc {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.8;
            max-width: 780px;
            margin-bottom: 0;
        }

        .category-hero .hero-badge-row {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 20px;
        }

        /* ===== Badge ===== */
        .badge-custom {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 6px 14px;
            font-size: 13px;
            font-weight: 500;
            border-radius: var(--radius-badge);
            background: var(--primary-blue-soft);
            color: var(--primary-blue);
            white-space: nowrap;
        }

        .badge-custom-orange {
            background: var(--accent-orange-soft);
            color: var(--accent-orange);
        }

        .badge-custom-outline {
            background: transparent;
            border: 1px solid var(--border-blue-light);
            color: var(--text-muted);
        }

        /* ===== Filter Tags ===== */
        .filter-tag-row {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
        }

        .filter-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            font-size: 14px;
            font-weight: 500;
            border-radius: var(--radius-badge);
            border: 1px solid var(--border-color);
            background: #fff;
            color: var(--text-secondary);
            cursor: pointer;
            transition: var(--transition-base);
            white-space: nowrap;
        }

        .filter-tag:hover {
            border-color: var(--primary-blue);
            color: var(--primary-blue);
            background: var(--primary-blue-soft);
        }

        .filter-tag.active {
            background: var(--primary-blue);
            color: #fff;
            border-color: var(--primary-blue);
            font-weight: 600;
        }

        /* ===== Guide Cards Grid ===== */
        .guide-card {
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: var(--transition-base);
            height: 100%;
            display: flex;
            flex-direction: column;
            position: relative;
        }

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

        .guide-card-img {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 9;
            flex-shrink: 0;
        }

        .guide-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

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

        .guide-card-img .img-overlay {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(180deg, rgba(15, 23, 42, 0.0) 40%, rgba(15, 23, 42, 0.45) 100%);
            pointer-events: none;
        }

        .guide-card-img .guide-tag-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(255, 255, 255, 0.92);
            color: var(--text-main);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-badge);
            z-index: 2;
        }

        .guide-card-img .guide-difficulty {
            position: absolute;
            top: 12px;
            right: 12px;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: var(--radius-badge);
            z-index: 2;
        }

        .difficulty-beginner {
            background: #DCFCE7;
            color: #16A34A;
        }

        .difficulty-intermediate {
            background: #FEF3C7;
            color: #D97706;
        }

        .difficulty-advanced {
            background: #FEE2E2;
            color: #DC2626;
        }

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

        .guide-card-body h3 {
            font-size: 17px;
            font-weight: 700;
            line-height: 1.4;
            color: var(--text-main);
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .guide-card-body .guide-excerpt {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.65;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 14px;
            flex-grow: 1;
        }

        .guide-card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: var(--text-light);
            border-top: 1px solid var(--border-color);
            padding-top: 12px;
        }

        .guide-card-meta .read-time {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .guide-card-meta .read-more-link {
            color: var(--primary-blue);
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 13px;
            transition: var(--transition-base);
        }

        .guide-card-meta .read-more-link:hover {
            color: var(--accent-orange);
        }

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

        .stat-card {
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 24px 20px;
            text-align: center;
            transition: var(--transition-base);
        }

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

        .stat-number {
            font-size: 40px;
            font-weight: 700;
            color: var(--primary-blue);
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .stat-number .stat-unit {
            font-size: 20px;
            font-weight: 600;
            margin-left: 2px;
        }

        .stat-label {
            font-size: 14px;
            color: var(--text-muted);
            white-space: nowrap;
        }

        /* ===== Featured Guide ===== */
        .featured-guide {
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            display: flex;
            flex-wrap: wrap;
            transition: var(--transition-base);
        }

        .featured-guide:hover {
            box-shadow: var(--shadow-card-hover);
        }

        .featured-guide .featured-img {
            flex: 1 1 380px;
            min-height: 280px;
            position: relative;
            overflow: hidden;
        }

        .featured-guide .featured-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            top: 0;
            left: 0;
        }

        .featured-guide .featured-content {
            flex: 1 1 380px;
            padding: 32px 36px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .featured-guide .featured-content h3 {
            font-size: 22px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 10px;
        }

        .featured-guide .featured-content p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 16px;
        }

        /* ===== FAQ ===== */
        .accordion-custom .accordion-item {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: 12px;
            margin-bottom: 12px;
            overflow: hidden;
            transition: var(--transition-base);
        }

        .accordion-custom .accordion-item:focus-within {
            border-color: var(--primary-blue);
        }

        .accordion-custom .accordion-button {
            background: var(--primary-blue-soft);
            color: var(--text-main);
            font-weight: 600;
            font-size: 15px;
            padding: 16px 20px;
            border: none;
            box-shadow: none;
            border-radius: 0;
            transition: var(--transition-base);
        }

        .accordion-custom .accordion-button:hover {
            background: var(--primary-blue-bg);
            color: var(--primary-blue);
        }

        .accordion-custom .accordion-button:not(.collapsed) {
            background: var(--primary-blue-soft);
            color: var(--primary-blue);
        }

        .accordion-custom .accordion-button:focus {
            box-shadow: none;
            outline: 2px solid var(--primary-blue);
            outline-offset: -2px;
        }

        .accordion-custom .accordion-button::after {
            background-size: 14px;
            filter: none;
        }

        .accordion-custom .accordion-body {
            background: #fff;
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.75;
            padding: 16px 20px;
        }

        /* ===== CTA Section ===== */
        .cta-section {
            background: linear-gradient(135deg, #1E40AF 0%, #2563EB 40%, #3B82F6 100%);
            border-radius: 20px;
            padding: 48px 40px;
            position: relative;
            overflow: hidden;
            color: #fff;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -70px;
            right: -60px;
            width: 260px;
            height: 260px;
            background: radial-gradient(circle, rgba(255, 122, 0, 0.35) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-section h2 {
            font-size: 28px;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 10px;
            color: #fff;
        }

        .cta-section p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.7;
            margin-bottom: 20px;
            max-width: 600px;
        }

        .btn-primary-orange {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            background: var(--accent-orange);
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            border: none;
            cursor: pointer;
            transition: var(--transition-base);
        }

        .btn-primary-orange:hover {
            background: var(--accent-orange-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(255, 122, 0, 0.4);
        }

        .btn-secondary-white {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 12px 22px;
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
            font-size: 14px;
            font-weight: 500;
            border-radius: var(--radius-btn);
            border: 1px solid rgba(255, 255, 255, 0.35);
            cursor: pointer;
            transition: var(--transition-base);
        }

        .btn-secondary-white:hover {
            background: rgba(255, 255, 255, 0.25);
            color: #fff;
        }

        /* ===== Footer ===== */
        .footer-section {
            background: #0F172A;
            color: #94A3B8;
            padding: 56px 0 0;
            margin-top: 40px;
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 14px;
        }

        .brand-icon-footer {
            width: 34px;
            height: 34px;
            background: linear-gradient(135deg, var(--primary-blue) 0%, var(--accent-orange) 100%);
            border-radius: 9px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 15px;
            flex-shrink: 0;
        }

        .footer-brand span:last-child {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.4px;
        }

        .footer-desc {
            font-size: 14px;
            line-height: 1.7;
            color: #94A3B8;
            margin-bottom: 0;
        }

        .footer-heading {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }

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

        .footer-links li {
            margin-bottom: 10px;
        }

        .footer-links a {
            font-size: 14px;
            color: #94A3B8;
            transition: var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .footer-links a:hover {
            color: var(--accent-orange);
            transform: translateX(2px);
        }

        .footer-links a i {
            font-size: 12px;
            color: #64748B;
        }

        .footer-bottom {
            border-top: 1px solid rgba(148, 163, 184, 0.15);
            padding: 18px 0;
            margin-top: 36px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            color: #64748B;
        }

        .footer-bottom a {
            color: #94A3B8;
            transition: var(--transition-base);
        }

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

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .page-section {
                padding: 56px 0;
            }
        }

        @media (max-width: 768px) {
            .header-dock-wrapper {
                max-width: 100%;
                padding-left: 12px;
                padding-right: 12px;
                top: 10px;
            }

            .header-dock {
                padding: 8px 14px;
                flex-wrap: wrap;
                gap: 10px;
                border-radius: 16px;
            }

            .dock-brand {
                font-size: 16px;
            }

            .dock-brand .brand-icon {
                width: 30px;
                height: 30px;
                font-size: 13px;
                border-radius: 8px;
            }

            .navbar-toggler-dock {
                display: block;
                margin-left: auto;
            }

            .dock-nav-wrapper {
                display: none;
                width: 100%;
                flex-basis: 100%;
            }

            .dock-nav-wrapper.show {
                display: block;
            }

            .dock-nav {
                flex-direction: column;
                align-items: stretch;
                gap: 2px;
                padding-top: 8px;
                border-top: 1px solid var(--border-color);
            }

            .dock-nav .nav-link-item {
                padding: 10px 14px;
                font-size: 14px;
                width: 100%;
                text-align: left;
            }

            .dock-nav .nav-link-item.active::after {
                display: none;
            }

            .dock-search-btn,
            .dock-cta-btn {
                display: none;
            }

            .category-hero {
                padding: 100px 0 48px;
                min-height: auto;
            }

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

            .section-title {
                font-size: 23px;
            }

            .page-section {
                padding: 44px 0;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }

            .stat-number {
                font-size: 30px;
            }

            .featured-guide .featured-content {
                padding: 22px 20px;
            }

            .featured-guide .featured-img {
                min-height: 200px;
                flex: 1 1 100%;
            }

            .featured-guide .featured-content {
                flex: 1 1 100%;
            }

            .cta-section {
                padding: 32px 24px;
                border-radius: 16px;
            }

            .cta-section h2 {
                font-size: 22px;
            }

            .footer-section {
                padding: 40px 0 0;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
        }

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

            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }

            .stat-card {
                padding: 16px 12px;
            }

            .stat-number {
                font-size: 26px;
            }

            .guide-card-body h3 {
                font-size: 15px;
            }

            .filter-tag {
                padding: 6px 14px;
                font-size: 13px;
            }

            .badge-custom {
                font-size: 12px;
                padding: 5px 10px;
            }

            .category-hero h1 {
                font-size: 24px;
            }
        }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}