/* roulang page: index */
:root {
            --primary-purple: #6D28D9;
            --primary-pink: #DB2777;
            --primary-amber: #F59E0B;
            --dark-bg: #0F0F1A;
            --dark-secondary: #1A1A2E;
            --light-bg: #F8F9FC;
            --white: #FFFFFF;
            --text-primary: #17171F;
            --text-secondary: #4A4A55;
            --text-muted: #8A8A97;
            --border-light: rgba(0, 0, 0, 0.06);
            --radius-card: 16px;
            --radius-btn: 999px;
            --radius-badge: 12px;
            --radius-input: 12px;
            --shadow-card: 0 6px 24px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.12);
            --font-stack: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
            --gradient-main: linear-gradient(135deg, #6D28D9 0%, #DB2777 50%, #F59E0B 100%);
            --gradient-btn: linear-gradient(135deg, #6D28D9 0%, #DB2777 100%);
            --gradient-text: linear-gradient(135deg, #6D28D9, #DB2777, #F59E0B);
            --focus-ring: rgba(109, 40, 217, 0.35);
        }

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

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

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.25s ease, opacity 0.25s ease;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 3px solid var(--focus-ring);
            outline-offset: 2px;
            border-radius: 6px;
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            background: none;
        }

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

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .section-padding {
            padding: 88px 0;
        }

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

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

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

        .bg-dark-secondary {
            background-color: var(--dark-secondary);
        }

        .gradient-text {
            background: var(--gradient-text);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 32px;
            background: var(--gradient-btn);
            color: #fff;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 16px;
            transition: all 0.3s ease;
            border: none;
            box-shadow: 0 4px 16px rgba(109, 40, 217, 0.3);
            letter-spacing: 0.02em;
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(109, 40, 217, 0.45);
            background: linear-gradient(135deg, #5B21B6 0%, #BE185D 100%);
        }

        .btn-primary:active {
            transform: scale(0.98);
            box-shadow: 0 2px 8px rgba(109, 40, 217, 0.3);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 32px;
            background: #fff;
            color: var(--primary-purple);
            border: 2px solid transparent;
            border-image: var(--gradient-btn) 1;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 16px;
            transition: all 0.3s ease;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
            letter-spacing: 0.02em;
            background-clip: padding-box;
            position: relative;
        }

        .btn-secondary::before {
            content: '';
            position: absolute;
            inset: -2px;
            border-radius: var(--radius-btn);
            background: var(--gradient-btn);
            z-index: -1;
        }

        .btn-secondary:hover {
            background: linear-gradient(135deg, rgba(109, 40, 217, 0.06), rgba(219, 39, 119, 0.06));
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
        }

        .btn-secondary:active {
            transform: scale(0.98);
        }

        .btn-sm {
            padding: 10px 20px;
            font-size: 14px;
        }

        .card {
            background: var(--white);
            border-radius: var(--radius-card);
            padding: 28px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: all 0.35s ease;
            position: relative;
            overflow: hidden;
        }

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

        .card-top-border {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--gradient-main);
            border-radius: var(--radius-card) var(--radius-card) 0 0;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            background: var(--gradient-btn);
            color: #fff;
            border-radius: var(--radius-badge);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.02em;
        }

        .badge-outline {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 12px;
            background: transparent;
            color: var(--primary-amber);
            border: 1px solid var(--primary-amber);
            border-radius: var(--radius-badge);
            font-size: 13px;
            font-weight: 600;
        }

        .tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 12px;
            background: rgba(109, 40, 217, 0.08);
            color: var(--primary-purple);
            border-radius: var(--radius-badge);
            font-size: 13px;
            font-weight: 500;
        }

        .tag-amber {
            background: rgba(245, 158, 11, 0.12);
            color: #B45309;
        }

        .section-title {
            font-size: 28px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--text-primary);
            letter-spacing: -0.01em;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-top: 12px;
            max-width: 720px;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary-purple);
            margin-bottom: 8px;
            letter-spacing: 0.03em;
        }

        .section-header {
            margin-bottom: 48px;
        }

        .section-header-center {
            text-align: center;
        }
        .section-header-center .section-subtitle {
            margin-left: auto;
            margin-right: auto;
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--white);
            box-shadow: 0 1px 8px rgba(0, 0, 0, 0.06);
            border-bottom: 1px solid var(--border-light);
            padding: 0;
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 16px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--gradient-btn);
            border-radius: 10px;
            color: #fff;
            font-size: 18px;
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
        }

        .nav-desktop li a {
            display: inline-flex;
            align-items: center;
            padding: 10px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 8px;
            transition: all 0.25s ease;
            white-space: nowrap;
        }

        .nav-desktop li a:hover {
            color: var(--primary-purple);
            background: rgba(109, 40, 217, 0.06);
        }
        .nav-desktop li a.active {
            color: var(--primary-purple);
            background: rgba(109, 40, 217, 0.08);
            font-weight: 600;
        }

        .header-search {
            display: flex;
            align-items: center;
            gap: 8px;
            background: var(--light-bg);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-input);
            padding: 8px 16px;
            width: 220px;
            transition: all 0.25s ease;
        }
        .header-search:focus-within {
            border-color: var(--primary-purple);
            background: var(--white);
            box-shadow: 0 0 0 3px var(--focus-ring);
        }
        .header-search input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 14px;
            color: var(--text-primary);
            width: 100%;
        }
        .header-search input::placeholder {
            color: var(--text-muted);
        }
        .header-search i {
            color: var(--text-muted);
            font-size: 14px;
        }

        .header-cta {
            white-space: nowrap;
        }

        .nav-mobile-toggle {
            display: none;
            flex-direction: column;
            gap: 4px;
            padding: 8px;
            border-radius: 8px;
            color: var(--text-secondary);
        }
        .nav-mobile-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: currentColor;
            border-radius: 2px;
            transition: all 0.3s ease;
        }

        .nav-mobile-menu {
            display: none;
            position: absolute;
            top: 72px;
            left: 0;
            right: 0;
            background: var(--white);
            border-bottom: 1px solid var(--border-light);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
            z-index: 99;
            padding: 12px 24px 20px;
        }
        .nav-mobile-menu.open {
            display: block;
        }
        .nav-mobile-menu a {
            display: block;
            padding: 14px 8px;
            font-size: 16px;
            font-weight: 500;
            color: var(--text-secondary);
            border-bottom: 1px solid var(--border-light);
            transition: all 0.2s ease;
        }
        .nav-mobile-menu a:hover {
            color: var(--primary-purple);
            background: rgba(109, 40, 217, 0.05);
        }

        /* Mobile nav toggle open state */
        .nav-mobile-toggle.open span:nth-child(1) {
            transform: translateY(6px) rotate(45deg);
        }
        .nav-mobile-toggle.open span:nth-child(2) {
            opacity: 0;
        }
        .nav-mobile-toggle.open span:nth-child(3) {
            transform: translateY(-6px) rotate(-45deg);
        }

        /* Hero */
        .hero {
            position: relative;
            min-height: 90vh;
            display: flex;
            align-items: center;
            justify-content: center;
            background-image: linear-gradient(rgba(15, 15, 26, 0.82), rgba(15, 15, 26, 0.75)), url('/assets/images/492927fca68f18f4.webp');
            background-size: cover;
            background-position: center;
            padding: 80px 0;
            color: #fff;
            text-align: center;
        }

        .hero-content {
            max-width: 840px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .hero h1 {
            font-size: 40px;
            font-weight: 800;
            line-height: 1.25;
            color: #fff;
            letter-spacing: -0.02em;
            margin-bottom: 20px;
        }
        .hero h1 .gradient-text {
            background: var(--gradient-main);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-subtitle {
            font-size: 18px;
            line-height: 1.75;
            color: rgba(255, 255, 255, 0.85);
            max-width: 680px;
            margin: 0 auto 32px;
        }

        .hero-cta-row {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .hero-cta-row .btn-secondary {
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            border-color: rgba(255, 255, 255, 0.3);
        }
        .hero-cta-row .btn-secondary::before {
            background: rgba(255, 255, 255, 0.3);
        }
        .hero-cta-row .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.18);
        }

        .hero-data-row {
            display: flex;
            gap: 24px;
            justify-content: center;
            flex-wrap: wrap;
            margin-top: 40px;
        }
        .hero-data-item {
            text-align: center;
            min-width: 100px;
        }
        .hero-data-item .number {
            font-size: 28px;
            font-weight: 700;
            background: var(--gradient-text);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-data-item .label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 2px;
        }

        .hero-scroll-hint {
            position: absolute;
            bottom: 24px;
            left: 50%;
            transform: translateX(-50%);
            color: rgba(255, 255, 255, 0.5);
            font-size: 20px;
            animation: scrollPulse 2s ease-in-out infinite;
        }
        @keyframes scrollPulse {
            0%, 100% { transform: translateX(-50%) translateY(0); opacity: 0.5; }
            50% { transform: translateX(-50%) translateY(8px); opacity: 1; }
        }

        /* Data badges */
        .data-badge-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .data-badge {
            background: var(--dark-secondary);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-badge);
            padding: 24px 20px;
            text-align: center;
            transition: all 0.3s ease;
        }
        .data-badge:hover {
            border-color: rgba(245, 158, 11, 0.4);
            transform: translateY(-3px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
        }
        .data-badge .number {
            font-size: 32px;
            font-weight: 800;
            background: var(--gradient-text);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1.2;
        }
        .data-badge .unit {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            margin-left: 2px;
        }
        .data-badge .label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
            margin-top: 4px;
        }

        /* Service grid */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .service-card {
            background: var(--white);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: all 0.35s ease;
            position: relative;
            overflow: hidden;
        }
        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--gradient-main);
            opacity: 0;
            transition: opacity 0.35s ease;
        }
        .service-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .service-card:hover::before {
            opacity: 1;
        }
        .service-card-icon {
            width: 52px;
            height: 52px;
            background: rgba(109, 40, 217, 0.08);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--primary-purple);
            margin-bottom: 16px;
        }
        .service-card h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 8px;
        }
        .service-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        .service-card .learn-more {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            margin-top: 12px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary-purple);
            transition: all 0.25s ease;
        }
        .service-card .learn-more:hover {
            gap: 8px;
            color: var(--primary-pink);
        }

        /* Compare */
        .compare-grid {
            display: grid;
            grid-template-columns: 1fr auto 1fr;
            gap: 24px;
            align-items: center;
        }
        .compare-card {
            border-radius: var(--radius-card);
            padding: 32px 28px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-card);
            transition: all 0.35s ease;
        }
        .compare-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
        }
        .compare-card.before {
            background: var(--light-bg);
        }
        .compare-card.after {
            background: linear-gradient(135deg, rgba(109, 40, 217, 0.06), rgba(219, 39, 119, 0.05));
            border-color: rgba(109, 40, 217, 0.15);
        }
        .compare-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .compare-card ul {
            list-style: none;
        }
        .compare-card ul li {
            padding: 8px 0;
            font-size: 15px;
            color: var(--text-secondary);
            display: flex;
            align-items: flex-start;
            gap: 8px;
            border-bottom: 1px solid var(--border-light);
        }
        .compare-card ul li:last-child {
            border-bottom: none;
        }
        .compare-card ul li i {
            margin-top: 4px;
            font-size: 14px;
            color: var(--text-muted);
        }
        .compare-card.after ul li i {
            color: var(--primary-amber);
        }
        .vs-badge {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 56px;
            height: 56px;
            background: var(--gradient-btn);
            color: #fff;
            font-weight: 800;
            font-size: 18px;
            border-radius: 50%;
            box-shadow: 0 8px 24px rgba(109, 40, 217, 0.35);
        }

        /* Timeline */
        .timeline {
            position: relative;
            padding-left: 24px;
            max-width: 800px;
            margin: 0 auto;
        }
        .timeline::before {
            content: '';
            position: absolute;
            left: 8px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: linear-gradient(180deg, var(--primary-purple), var(--primary-pink), var(--primary-amber));
            border-radius: 2px;
        }
        .timeline-item {
            position: relative;
            padding: 0 0 32px 32px;
        }
        .timeline-item:last-child {
            padding-bottom: 0;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: 0;
            top: 6px;
            width: 16px;
            height: 16px;
            background: var(--white);
            border: 3px solid var(--primary-purple);
            border-radius: 50%;
            z-index: 1;
        }
        .timeline-item:nth-child(2)::before {
            border-color: var(--primary-pink);
        }
        .timeline-item:nth-child(3)::before {
            border-color: var(--primary-amber);
        }
        .timeline-item .year {
            font-size: 16px;
            font-weight: 700;
            color: var(--primary-purple);
            letter-spacing: 0.04em;
            margin-bottom: 4px;
        }
        .timeline-item .timeline-text {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* News */
        .news-list {
            display: grid;
            gap: 16px;
        }
        .news-item {
            display: flex;
            gap: 16px;
            align-items: flex-start;
            background: var(--white);
            border-radius: var(--radius-card);
            padding: 20px 24px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: all 0.3s ease;
        }
        .news-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .news-date {
            flex-shrink: 0;
            min-width: 68px;
            text-align: center;
            background: rgba(109, 40, 217, 0.06);
            border-radius: 10px;
            padding: 8px 10px;
        }
        .news-date .day {
            font-size: 20px;
            font-weight: 700;
            color: var(--primary-purple);
            line-height: 1.2;
        }
        .news-date .month {
            font-size: 12px;
            color: var(--text-muted);
        }
        .news-content h4 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 6px;
            line-height: 1.5;
        }
        .news-content p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        .news-content .read-more {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            margin-top: 8px;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary-purple);
        }

        /* Team showcase */
        .team-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .team-card {
            background: var(--white);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: all 0.35s ease;
            position: relative;
        }
        .team-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .team-card-img {
            height: 200px;
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .team-card-img::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 50%, rgba(15, 15, 26, 0.7));
        }
        .team-card-body {
            padding: 20px 24px;
        }
        .team-card-body h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 4px;
        }
        .team-card-body .team-tag {
            display: inline-flex;
            font-size: 12px;
            font-weight: 600;
            color: var(--primary-purple);
            background: rgba(109, 40, 217, 0.08);
            padding: 3px 10px;
            border-radius: 6px;
            margin-bottom: 8px;
        }
        .team-card-body p {
            font-size: 14px;
            color: var(--text-secondary);
        }

        /* Calendar */
        .calendar-list {
            display: grid;
            gap: 12px;
        }
        .calendar-item {
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--white);
            border-radius: 12px;
            padding: 16px 20px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
            border: 1px solid var(--border-light);
            transition: all 0.3s ease;
            flex-wrap: wrap;
        }
        .calendar-item:hover {
            box-shadow: var(--shadow-hover);
        }
        .calendar-date-box {
            flex-shrink: 0;
            text-align: center;
            background: var(--dark-bg);
            color: #fff;
            border-radius: 10px;
            padding: 8px 14px;
            min-width: 60px;
        }
        .calendar-date-box .day {
            font-size: 22px;
            font-weight: 700;
            line-height: 1.2;
        }
        .calendar-date-box .month {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.7);
        }
        .calendar-info {
            flex: 1;
            min-width: 180px;
        }
        .calendar-info h4 {
            font-size: 15px;
            font-weight: 600;
        }
        .calendar-info p {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 2px;
        }
        .calendar-status {
            flex-shrink: 0;
            font-size: 13px;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 999px;
        }
        .status-open {
            background: rgba(16, 185, 129, 0.1);
            color: #059669;
        }
        .status-closed {
            background: rgba(107, 114, 128, 0.1);
            color: #6B7280;
        }
        .status-soon {
            background: rgba(245, 158, 11, 0.12);
            color: #B45309;
        }

        /* Brand intro */
        .brand-intro {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .brand-intro-image {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            position: relative;
        }
        .brand-intro-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 350px;
        }
        .brand-intro-text h2 {
            font-size: 26px;
            font-weight: 700;
            margin-bottom: 16px;
            line-height: 1.4;
        }
        .brand-intro-text p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.85;
            margin-bottom: 12px;
        }

        /* Platform security */
        .security-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .security-card {
            text-align: center;
            padding: 28px 20px;
            background: var(--white);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: all 0.35s ease;
        }
        .security-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .security-card-icon {
            width: 52px;
            height: 52px;
            margin: 0 auto 12px;
            background: rgba(245, 158, 11, 0.12);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--primary-amber);
        }
        .security-card h3 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 6px;
        }
        .security-card p {
            font-size: 13px;
            color: var(--text-secondary);
        }

        /* Partners */
        .partner-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 16px;
        }
        .partner-logo {
            background: var(--light-bg);
            border: 1px solid var(--border-light);
            border-radius: 12px;
            padding: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-muted);
            transition: all 0.3s ease;
            min-height: 80px;
            text-align: center;
        }
        .partner-logo:hover {
            color: var(--primary-purple);
            background: rgba(109, 40, 217, 0.04);
            border-color: rgba(109, 40, 217, 0.2);
            transform: translateY(-2px);
        }

        /* Testimonials */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .testimonial-card {
            background: var(--white);
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: all 0.35s ease;
        }
        .testimonial-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .testimonial-stars {
            color: var(--primary-amber);
            font-size: 14px;
            margin-bottom: 12px;
        }
        .testimonial-text {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 16px;
        }
        .testimonial-user {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .testimonial-user .avatar {
            width: 36px;
            height: 36px;
            background: var(--gradient-btn);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 14px;
        }
        .testimonial-user .name {
            font-size: 14px;
            font-weight: 600;
        }
        .testimonial-user .role {
            font-size: 12px;
            color: var(--text-muted);
        }

        /* Quick answers */
        .quick-answer-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }
        .quick-answer-card {
            background: var(--light-bg);
            border-radius: 12px;
            padding: 20px;
            border: 1px solid var(--border-light);
            transition: all 0.3s ease;
        }
        .quick-answer-card:hover {
            background: var(--white);
            box-shadow: var(--shadow-card);
        }
        .quick-answer-card h4 {
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 6px;
            color: var(--text-primary);
        }
        .quick-answer-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* FAQ */
        .faq-list {
            display: grid;
            gap: 12px;
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--white);
            border-radius: 12px;
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all 0.3s ease;
        }
        .faq-item:hover {
            border-color: rgba(109, 40, 217, 0.2);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 24px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            color: var(--text-primary);
            gap: 12px;
            user-select: none;
        }
        .faq-question i:last-child {
            transition: transform 0.3s ease;
            color: var(--text-muted);
            font-size: 14px;
        }
        .faq-item.open .faq-question i:last-child {
            transform: rotate(180deg);
            color: var(--primary-purple);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
            padding: 0 24px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 18px;
        }

        /* CTA banner */
        .cta-banner {
            background: var(--gradient-btn);
            border-radius: 20px;
            padding: 48px 40px;
            text-align: center;
            color: #fff;
        }
        .cta-banner h2 {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .cta-banner p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.85);
            max-width: 560px;
            margin: 0 auto 24px;
            line-height: 1.75;
        }
        .cta-banner .btn-secondary {
            background: rgba(255, 255, 255, 0.95);
            color: var(--primary-purple);
            border-color: transparent;
        }
        .cta-banner .btn-secondary::before {
            background: transparent;
        }

        /* Form */
        .form-section {
            background: var(--dark-bg);
            border-radius: 20px;
            padding: 48px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            color: #fff;
        }
        .form-section h2 {
            font-size: 26px;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .form-section p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.75;
        }
        .form-fields {
            display: grid;
            gap: 16px;
        }
        .form-fields input,
        .form-fields textarea {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: var(--radius-input);
            padding: 14px 18px;
            color: #fff;
            font-size: 14px;
            outline: none;
            transition: all 0.3s ease;
        }
        .form-fields input::placeholder,
        .form-fields textarea::placeholder {
            color: rgba(255, 255, 255, 0.45);
        }
        .form-fields input:focus,
        .form-fields textarea:focus {
            border-color: var(--primary-amber);
            background: rgba(255, 255, 255, 0.09);
            box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.25);
        }
        .form-fields textarea {
            resize: vertical;
            min-height: 100px;
        }

        /* Footer */
        .site-footer {
            background: var(--dark-bg);
            color: rgba(255, 255, 255, 0.75);
            padding: 48px 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1.5fr 1fr;
            gap: 40px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-brand .logo {
            color: #fff;
            font-size: 20px;
            font-weight: 800;
            margin-bottom: 12px;
        }
        .footer-brand p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.7;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-col ul {
            list-style: none;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            transition: color 0.25s ease;
        }
        .footer-col ul li a:hover {
            color: var(--primary-amber);
        }
        .footer-bottom {
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
            transition: color 0.25s ease;
        }
        .footer-bottom a:hover {
            color: var(--primary-amber);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .service-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .security-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .team-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .testimonial-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .partner-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .data-badge-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .compare-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .vs-badge {
                margin: 0 auto;
            }
            .brand-intro {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .form-section {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 768px) {
            .section-padding {
                padding: 56px 0;
            }
            .section-padding-sm {
                padding: 40px 0;
            }
            .hero h1 {
                font-size: 28px;
            }
            .hero-subtitle {
                font-size: 15px;
            }
            .section-title {
                font-size: 22px;
            }
            .nav-desktop {
                display: none;
            }
            .header-search {
                display: none;
            }
            .header-cta {
                display: none;
            }
            .nav-mobile-toggle {
                display: flex;
            }
            .service-grid {
                grid-template-columns: 1fr;
            }
            .security-grid {
                grid-template-columns: 1fr;
            }
            .team-grid {
                grid-template-columns: 1fr;
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
            .partner-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .data-badge-grid {
                grid-template-columns: 1fr;
            }
            .quick-answer-grid {
                grid-template-columns: 1fr;
            }
            .news-item {
                flex-direction: column;
                gap: 12px;
            }
            .news-date {
                min-width: auto;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .cta-banner {
                padding: 32px 20px;
            }
            .form-section {
                padding: 32px 20px;
            }
            .hero-cta-row {
                flex-direction: column;
                align-items: center;
            }
            .hero-cta-row .btn-primary,
            .hero-cta-row .btn-secondary {
                width: 100%;
                max-width: 300px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .hero {
                min-height: 80vh;
            }
            .hero h1 {
                font-size: 24px;
            }
            .section-header {
                margin-bottom: 32px;
            }
            .partner-grid {
                grid-template-columns: 1fr 1fr;
            }
            .calendar-item {
                flex-direction: column;
                align-items: flex-start;
            }
        }

/* roulang page: category3 */
:root {
            --primary-purple: #6D28D9;
            --primary-pink: #DB2777;
            --primary-amber: #F59E0B;
            --dark-bg: #0F0F1A;
            --dark-secondary: #1A1A2E;
            --light-bg: #F8F9FC;
            --white: #FFFFFF;
            --text-primary: #17171F;
            --text-secondary: #4A4A55;
            --text-muted: #8A8A97;
            --border-light: rgba(0, 0, 0, 0.06);
            --radius-card: 16px;
            --radius-btn: 999px;
            --radius-badge: 12px;
            --radius-input: 12px;
            --shadow-card: 0 6px 24px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.12);
            --font-stack: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
            --gradient-main: linear-gradient(135deg, #6D28D9 0%, #DB2777 50%, #F59E0B 100%);
            --gradient-btn: linear-gradient(135deg, #6D28D9 0%, #DB2777 100%);
            --gradient-text: linear-gradient(135deg, #6D28D9, #DB2777, #F59E0B);
            --focus-ring: rgba(109, 40, 217, 0.35);
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-primary);
            background-color: var(--white);
            overflow-x: hidden;
            margin: 0;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.25s ease, opacity 0.25s ease;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 3px solid var(--focus-ring);
            outline-offset: 2px;
            border-radius: 6px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            background: none;
        }
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .section-padding {
            padding: 72px 0;
        }
        .section-padding-sm {
            padding: 48px 0;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 32px;
            background: var(--gradient-btn);
            color: #fff;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 16px;
            transition: all 0.3s ease;
            border: none;
            box-shadow: 0 4px 16px rgba(109, 40, 217, 0.3);
            letter-spacing: 0.02em;
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(109, 40, 217, 0.45);
            background: linear-gradient(135deg, #5B21B6 0%, #BE185D 100%);
        }
        .btn-primary:active {
            transform: scale(0.98);
            box-shadow: 0 2px 8px rgba(109, 40, 217, 0.3);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 32px;
            background: #fff;
            color: var(--primary-purple);
            border: 2px solid transparent;
            border-image: var(--gradient-btn) 1;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 16px;
            transition: all 0.3s ease;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
            letter-spacing: 0.02em;
            background-clip: padding-box;
            position: relative;
            cursor: pointer;
        }
        .btn-secondary::before {
            content: '';
            position: absolute;
            inset: -2px;
            border-radius: var(--radius-btn);
            background: var(--gradient-btn);
            z-index: -1;
        }
        .btn-secondary:hover {
            background: linear-gradient(135deg, rgba(109, 40, 217, 0.06), rgba(219, 39, 119, 0.06));
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
        }
        .btn-secondary:active {
            transform: scale(0.98);
        }
        .btn-sm {
            padding: 10px 20px;
            font-size: 14px;
        }
        .card {
            background: var(--white);
            border-radius: var(--radius-card);
            padding: 28px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: all 0.35s ease;
            position: relative;
            overflow: hidden;
        }
        .card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .card-top-border {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--gradient-main);
            border-radius: var(--radius-card) var(--radius-card) 0 0;
        }
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            background: var(--gradient-btn);
            color: #fff;
            border-radius: var(--radius-badge);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.02em;
        }
        .badge-outline {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 12px;
            background: transparent;
            color: var(--primary-amber);
            border: 1px solid rgba(245, 158, 11, 0.4);
            border-radius: var(--radius-badge);
            font-size: 13px;
            font-weight: 600;
        }
        .badge-dark {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            background: var(--dark-secondary);
            color: #fff;
            border-radius: var(--radius-badge);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.02em;
        }
        .site-header {
            background: var(--white);
            border-bottom: 1px solid var(--border-light);
            box-shadow: 0 1px 8px rgba(0, 0, 0, 0.06);
            position: sticky;
            top: 0;
            z-index: 100;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 68px;
            gap: 20px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }
        .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--gradient-btn);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 16px;
            flex-shrink: 0;
        }
        .nav-desktop {
            display: flex;
            list-style: none;
            margin: 0;
            padding: 0;
            gap: 8px;
        }
        .nav-desktop a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 8px;
            transition: all 0.25s ease;
            white-space: nowrap;
        }
        .nav-desktop a:hover {
            color: var(--primary-purple);
            background: rgba(109, 40, 217, 0.06);
        }
        .nav-desktop a.active {
            color: var(--primary-purple);
            font-weight: 700;
            background: rgba(109, 40, 217, 0.08);
        }
        .header-search {
            display: flex;
            align-items: center;
            gap: 8px;
            background: var(--light-bg);
            border-radius: var(--radius-input);
            padding: 8px 16px;
            min-width: 180px;
            border: 1px solid var(--border-light);
            transition: all 0.25s ease;
        }
        .header-search:focus-within {
            border-color: var(--primary-purple);
            box-shadow: 0 0 0 3px var(--focus-ring);
        }
        .header-search i {
            color: var(--text-muted);
            font-size: 14px;
        }
        .header-search input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 14px;
            color: var(--text-primary);
            width: 100%;
        }
        .header-search input::placeholder {
            color: var(--text-muted);
        }
        .header-cta {
            white-space: nowrap;
            flex-shrink: 0;
        }
        .nav-mobile-toggle {
            display: none;
            flex-direction: column;
            gap: 4px;
            padding: 8px;
            border-radius: 8px;
            background: var(--light-bg);
            border: 1px solid var(--border-light);
        }
        .nav-mobile-toggle span {
            width: 20px;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: all 0.3s ease;
        }
        .nav-mobile-menu {
            display: none;
            background: var(--white);
            border-top: 1px solid var(--border-light);
            padding: 12px 24px;
            flex-direction: column;
            gap: 4px;
        }
        .nav-mobile-menu a {
            padding: 12px 8px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 8px;
            transition: all 0.25s ease;
        }
        .nav-mobile-menu a:hover {
            background: rgba(109, 40, 217, 0.06);
            color: var(--primary-purple);
        }
        .nav-mobile-menu a.active {
            color: var(--primary-purple);
            font-weight: 700;
            background: rgba(109, 40, 217, 0.08);
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--text-muted);
            flex-wrap: wrap;
            padding: 20px 0 0;
        }
        .breadcrumb a {
            color: var(--text-secondary);
            transition: color 0.25s ease;
        }
        .breadcrumb a:hover {
            color: var(--primary-purple);
        }
        .breadcrumb .separator {
            color: var(--text-muted);
            font-size: 12px;
        }
        .breadcrumb .current {
            color: var(--text-primary);
            font-weight: 600;
        }
        .page-h1-section {
            padding: 32px 0 16px;
        }
        .page-h1-section h1 {
            font-size: 36px;
            font-weight: 800;
            color: var(--text-primary);
            margin: 0 0 10px;
            letter-spacing: 0.02em;
        }
        .page-h1-section .subtitle {
            font-size: 17px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.8;
            margin: 0;
        }
        .featured-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-top: 24px;
        }
        .featured-card {
            background: var(--white);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: all 0.35s ease;
            position: relative;
        }
        .featured-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .featured-card .card-cover {
            position: relative;
            height: 200px;
            overflow: hidden;
        }
        .featured-card .card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .featured-card:hover .card-cover img {
            transform: scale(1.05);
        }
        .featured-card .card-cover .cover-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(15, 15, 26, 0.7) 0%, transparent 60%);
        }
        .featured-card .card-cover .cover-badge {
            position: absolute;
            bottom: 16px;
            left: 16px;
            z-index: 2;
        }
        .featured-card .card-body {
            padding: 20px 24px 24px;
        }
        .featured-card .card-body h3 {
            font-size: 18px;
            font-weight: 700;
            margin: 0 0 10px;
            color: var(--text-primary);
            line-height: 1.4;
        }
        .featured-card .card-body p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0 0 16px;
        }
        .featured-card .card-body .read-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary-purple);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all 0.25s ease;
        }
        .featured-card .card-body .read-link:hover {
            color: var(--primary-pink);
            gap: 10px;
        }
        .stats-board {
            background: var(--dark-bg);
            border-radius: var(--radius-card);
            padding: 40px 32px;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: 24px;
        }
        .stat-item {
            text-align: center;
            padding: 16px;
            background: var(--dark-secondary);
            border-radius: var(--radius-badge);
            border: 1px solid rgba(255, 255, 255, 0.06);
        }
        .stat-number {
            font-size: 32px;
            font-weight: 800;
            background: var(--gradient-text);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1.2;
            margin-bottom: 4px;
        }
        .stat-label {
            font-size: 14px;
            color: var(--text-muted);
            font-weight: 500;
        }
        .guide-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
            margin-top: 24px;
        }
        .guide-item {
            display: flex;
            gap: 20px;
            align-items: flex-start;
            background: var(--white);
            border-radius: var(--radius-card);
            padding: 20px 24px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: all 0.35s ease;
        }
        .guide-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .guide-item .guide-icon {
            width: 48px;
            height: 48px;
            background: linear-gradient(135deg, rgba(109, 40, 217, 0.1), rgba(219, 39, 119, 0.1));
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-purple);
            font-size: 20px;
            flex-shrink: 0;
        }
        .guide-item .guide-content {
            flex: 1;
            min-width: 0;
        }
        .guide-item .guide-content .guide-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
            margin-bottom: 6px;
        }
        .guide-item .guide-content h3 {
            font-size: 17px;
            font-weight: 700;
            margin: 0 0 8px;
            color: var(--text-primary);
            line-height: 1.4;
        }
        .guide-item .guide-content p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .guide-item .guide-arrow {
            flex-shrink: 0;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--light-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-muted);
            font-size: 14px;
            transition: all 0.3s ease;
        }
        .guide-item:hover .guide-arrow {
            background: var(--gradient-btn);
            color: #fff;
        }
        .view-more-wrapper {
            text-align: center;
            margin-top: 28px;
        }
        .ranking-card {
            background: var(--white);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all 0.35s ease;
        }
        .ranking-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .ranking-card .rank-header {
            padding: 20px 24px;
            border-bottom: 1px solid var(--border-light);
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .ranking-card .rank-header h3 {
            font-size: 18px;
            font-weight: 700;
            margin: 0;
            color: var(--text-primary);
        }
        .ranking-card .rank-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .ranking-card .rank-list li {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 14px 24px;
            border-bottom: 1px solid var(--border-light);
            font-size: 14px;
            transition: all 0.25s ease;
        }
        .ranking-card .rank-list li:last-child {
            border-bottom: none;
        }
        .ranking-card .rank-list li:hover {
            background: rgba(109, 40, 217, 0.04);
        }
        .rank-number {
            width: 28px;
            height: 28px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 13px;
            flex-shrink: 0;
        }
        .rank-number.top {
            background: var(--gradient-btn);
            color: #fff;
        }
        .rank-number.normal {
            background: var(--light-bg);
            color: var(--text-muted);
        }
        .rank-title {
            flex: 1;
            color: var(--text-primary);
            font-weight: 500;
        }
        .rank-tag {
            font-size: 12px;
            padding: 2px 10px;
            border-radius: 999px;
            background: rgba(109, 40, 217, 0.08);
            color: var(--primary-purple);
            font-weight: 500;
            flex-shrink: 0;
        }
        .cta-subscribe {
            background: var(--dark-bg);
            border-radius: var(--radius-card);
            padding: 48px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
            margin-top: 24px;
        }
        .cta-subscribe::before {
            content: '';
            position: absolute;
            top: -60%;
            left: -20%;
            width: 60%;
            height: 220%;
            background: linear-gradient(135deg, rgba(109, 40, 217, 0.25), rgba(219, 39, 119, 0.15));
            transform: rotate(25deg);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-subscribe h3 {
            font-size: 24px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 12px;
            position: relative;
            z-index: 1;
        }
        .cta-subscribe p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.7);
            margin: 0 0 24px;
            position: relative;
            z-index: 1;
        }
        .cta-subscribe .btn-wrap {
            position: relative;
            z-index: 1;
        }
        .faq-wrapper {
            margin-top: 24px;
        }
        .faq-item {
            background: var(--white);
            border-radius: var(--radius-card);
            border: 1px solid var(--border-light);
            margin-bottom: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all 0.3s ease;
        }
        .faq-item:hover {
            box-shadow: var(--shadow-hover);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 24px;
            cursor: pointer;
            width: 100%;
            text-align: left;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-primary);
            background: none;
            border: none;
            gap: 16px;
            transition: color 0.25s ease;
        }
        .faq-question:hover {
            color: var(--primary-purple);
        }
        .faq-question .faq-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--light-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            color: var(--text-muted);
            flex-shrink: 0;
            transition: all 0.3s ease;
        }
        .faq-item.open .faq-question .faq-icon {
            background: var(--gradient-btn);
            color: #fff;
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 24px;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 24px 18px;
        }
        .faq-answer p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin: 0;
        }
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 24px;
        }
        .tag-cloud a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            background: var(--white);
            border-radius: 999px;
            border: 1px solid var(--border-light);
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all 0.3s ease;
        }
        .tag-cloud a:hover {
            border-color: var(--primary-purple);
            color: var(--primary-purple);
            background: rgba(109, 40, 217, 0.05);
            transform: translateY(-2px);
        }
        .site-footer {
            background: var(--dark-bg);
            color: rgba(255, 255, 255, 0.8);
            padding: 56px 0 24px;
        }
        .site-footer .container {
            display: flex;
            flex-direction: column;
            gap: 40px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 32px;
        }
        .footer-brand .logo {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .footer-brand p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.7;
            margin: 0;
        }
        .footer-col h4 {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin: 0 0 16px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            transition: color 0.25s ease;
        }
        .footer-col ul a:hover {
            color: var(--primary-amber);
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.7);
            transition: color 0.25s ease;
        }
        .footer-bottom a:hover {
            color: var(--primary-amber);
        }
        @media (max-width: 1024px) {
            .featured-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-board {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
            .header-search {
                display: none;
            }
            .header-cta {
                display: none;
            }
            .nav-mobile-toggle {
                display: flex;
            }
            .nav-mobile-menu.open {
                display: flex;
            }
            .site-header .container {
                flex-wrap: wrap;
                min-height: 56px;
            }
            .section-padding {
                padding: 48px 0;
            }
            .section-padding-sm {
                padding: 32px 0;
            }
            .page-h1-section h1 {
                font-size: 26px;
            }
            .page-h1-section .subtitle {
                font-size: 15px;
            }
            .featured-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .featured-card .card-cover {
                height: 160px;
            }
            .stats-board {
                grid-template-columns: repeat(2, 1fr);
                padding: 24px 16px;
                gap: 12px;
            }
            .stat-number {
                font-size: 24px;
            }
            .stat-label {
                font-size: 12px;
            }
            .guide-item {
                flex-direction: column;
                padding: 16px;
                gap: 12px;
            }
            .guide-item .guide-icon {
                width: 40px;
                height: 40px;
                font-size: 17px;
            }
            .guide-item .guide-arrow {
                display: none;
            }
            .cta-subscribe {
                padding: 32px 20px;
            }
            .cta-subscribe h3 {
                font-size: 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .breadcrumb {
                font-size: 12px;
                gap: 6px;
            }
        }
        @media (max-width: 520px) {
            .stats-board {
                grid-template-columns: 1fr;
                padding: 16px;
            }
            .stat-item {
                padding: 12px;
            }
            .stat-number {
                font-size: 22px;
            }
            .container {
                padding: 0 16px;
            }
            .page-h1-section h1 {
                font-size: 22px;
            }
        }

/* roulang page: category1 */
:root {
            --primary-purple: #6D28D9;
            --primary-pink: #DB2777;
            --primary-amber: #F59E0B;
            --dark-bg: #0F0F1A;
            --dark-secondary: #1A1A2E;
            --light-bg: #F8F9FC;
            --white: #FFFFFF;
            --text-primary: #17171F;
            --text-secondary: #4A4A55;
            --text-muted: #8A8A97;
            --border-light: rgba(0, 0, 0, 0.06);
            --radius-card: 16px;
            --radius-btn: 999px;
            --radius-badge: 12px;
            --radius-input: 12px;
            --shadow-card: 0 6px 24px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.12);
            --font-stack: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
            --gradient-main: linear-gradient(135deg, #6D28D9 0%, #DB2777 50%, #F59E0B 100%);
            --gradient-btn: linear-gradient(135deg, #6D28D9 0%, #DB2777 100%);
            --gradient-text: linear-gradient(135deg, #6D28D9, #DB2777, #F59E0B);
            --focus-ring: rgba(109, 40, 217, 0.35);
        }

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

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.25s ease, opacity 0.25s ease;
        }
        a:hover {
            color: var(--primary-purple);
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 3px solid var(--focus-ring);
            outline-offset: 2px;
            border-radius: 6px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            background: none;
        }
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .section-padding {
            padding: 72px 0;
        }
        .section-padding-sm {
            padding: 48px 0;
        }

        /* ============ Header ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--white);
            box-shadow: 0 1px 8px rgba(0, 0, 0, 0.06);
            border-bottom: 1px solid rgba(0, 0, 0, 0.06);
            padding: 12px 0;
            transition: box-shadow 0.3s ease;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: 0.01em;
            white-space: nowrap;
            transition: color 0.3s ease;
        }
        .logo:hover {
            color: var(--primary-purple);
        }
        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--gradient-btn);
            color: #fff;
            border-radius: 10px;
            font-size: 18px;
            box-shadow: 0 4px 12px rgba(109, 40, 217, 0.35);
        }
        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: wrap;
        }
        .nav-desktop li a {
            display: inline-block;
            padding: 8px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 8px;
            transition: all 0.3s ease;
            white-space: nowrap;
        }
        .nav-desktop li a:hover {
            color: var(--primary-purple);
            background: rgba(109, 40, 217, 0.05);
        }
        .nav-desktop li a.active {
            color: var(--primary-purple);
            background: rgba(109, 40, 217, 0.08);
            font-weight: 600;
        }
        .header-search {
            display: flex;
            align-items: center;
            gap: 8px;
            background: var(--light-bg);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-input);
            padding: 8px 16px;
            min-width: 180px;
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
        }
        .header-search:focus-within {
            border-color: var(--primary-purple);
            box-shadow: 0 0 0 3px var(--focus-ring);
        }
        .header-search i {
            color: var(--text-muted);
            font-size: 14px;
        }
        .header-search input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 14px;
            width: 100%;
            color: var(--text-primary);
        }
        .header-search input::placeholder {
            color: var(--text-muted);
        }
        .header-cta {
            flex-shrink: 0;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 32px;
            background: var(--gradient-btn);
            color: #fff;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 16px;
            transition: all 0.3s ease;
            border: none;
            box-shadow: 0 4px 16px rgba(109, 40, 217, 0.3);
            letter-spacing: 0.02em;
            cursor: pointer;
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(109, 40, 217, 0.45);
            background: linear-gradient(135deg, #5B21B6 0%, #BE185D 100%);
            color: #fff;
        }
        .btn-primary:active {
            transform: scale(0.98);
            box-shadow: 0 2px 8px rgba(109, 40, 217, 0.3);
        }
        .btn-sm {
            padding: 10px 20px;
            font-size: 14px;
            border-radius: 999px;
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 32px;
            background: var(--white);
            color: var(--primary-purple);
            border: 2px solid transparent;
            border-image: var(--gradient-btn) 1;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 16px;
            transition: all 0.3s ease;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
            letter-spacing: 0.02em;
            background-clip: padding-box;
            position: relative;
            cursor: pointer;
        }
        .btn-secondary::before {
            content: '';
            position: absolute;
            inset: -2px;
            border-radius: var(--radius-btn);
            background: var(--gradient-btn);
            z-index: -1;
        }
        .btn-secondary:hover {
            background: linear-gradient(135deg, rgba(109, 40, 217, 0.06), rgba(219, 39, 119, 0.06));
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
            color: var(--primary-purple);
        }
        .btn-secondary:active {
            transform: scale(0.98);
        }
        .nav-mobile-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            gap: 5px;
            width: 40px;
            height: 40px;
            padding: 8px;
            background: transparent;
            border: 1px solid var(--border-light);
            border-radius: 10px;
            cursor: pointer;
            transition: all 0.3s ease;
        }
        .nav-mobile-toggle span {
            display: block;
            width: 100%;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: all 0.3s ease;
        }
        .nav-mobile-menu {
            display: none;
            background: var(--white);
            padding: 16px 24px;
            border-bottom: 1px solid var(--border-light);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
        }
        .nav-mobile-menu a {
            display: block;
            padding: 12px 8px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            border-bottom: 1px solid var(--border-light);
        }
        .nav-mobile-menu a:last-child {
            border-bottom: none;
        }
        .nav-mobile-menu a.active {
            color: var(--primary-purple);
            font-weight: 600;
        }

        /* ============ Card / Badge ============ */
        .card {
            background: var(--white);
            border-radius: var(--radius-card);
            padding: 28px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: all 0.35s ease;
            position: relative;
            overflow: hidden;
        }
        .card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .card-top-border {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--gradient-main);
            border-radius: var(--radius-card) var(--radius-card) 0 0;
        }
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            background: var(--gradient-btn);
            color: #fff;
            border-radius: var(--radius-badge);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.02em;
            cursor: default;
        }
        .badge-outline {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 12px;
            background: transparent;
            color: var(--primary-amber);
            border: 1px solid rgba(245, 158, 11, 0.4);
            border-radius: var(--radius-badge);
            font-size: 13px;
            font-weight: 600;
        }
        .badge-status {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.02em;
        }
        .badge-live {
            background: rgba(219, 39, 119, 0.1);
            color: #DB2777;
            border: 1px solid rgba(219, 39, 119, 0.3);
        }
        .badge-upcoming {
            background: rgba(109, 40, 217, 0.08);
            color: #6D28D9;
            border: 1px solid rgba(109, 40, 217, 0.25);
        }
        .badge-open {
            background: rgba(245, 158, 11, 0.1);
            color: #D97706;
            border: 1px solid rgba(245, 158, 11, 0.3);
        }

        /* ============ Breadcrumb ============ */
        .breadcrumb {
            padding: 16px 0;
            background: var(--light-bg);
            border-bottom: 1px solid var(--border-light);
        }
        .breadcrumb ol {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
        }
        .breadcrumb ol li {
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .breadcrumb ol li a {
            color: var(--text-secondary);
            transition: color 0.3s ease;
        }
        .breadcrumb ol li a:hover {
            color: var(--primary-purple);
        }
        .breadcrumb ol li i {
            font-size: 10px;
            color: var(--text-muted);
        }
        .breadcrumb ol li:last-child {
            color: var(--text-primary);
            font-weight: 600;
        }

        /* ============ Category Hero ============ */
        .category-hero {
            padding: 40px 0 32px;
            background: var(--dark-bg);
            position: relative;
            overflow: hidden;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(109, 40, 217, 0.15), rgba(219, 39, 119, 0.08), rgba(245, 158, 11, 0.05));
            pointer-events: none;
        }
        .category-hero .container {
            position: relative;
            z-index: 1;
        }
        .category-hero h1 {
            font-size: 36px;
            font-weight: 800;
            color: #fff;
            margin: 0 0 12px;
            letter-spacing: 0.01em;
            line-height: 1.3;
        }
        .category-hero h1 .gradient-text {
            background: var(--gradient-text);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .category-hero p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.75);
            max-width: 700px;
            margin: 0;
            line-height: 1.7;
        }
        .category-hero-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-top: 16px;
            flex-wrap: wrap;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
        }
        .category-hero-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        /* ============ Section Title ============ */
        .section-title {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 8px;
            letter-spacing: 0.01em;
            line-height: 1.35;
        }
        .section-subtitle {
            font-size: 16px;
            color: var(--text-muted);
            margin: 0 0 32px;
            line-height: 1.6;
        }
        .section-head {
            margin-bottom: 36px;
        }
        .section-head .section-title {
            margin-bottom: 8px;
        }

        /* ============ Schedule List ============ */
        .schedule-card {
            display: flex;
            align-items: stretch;
            gap: 20px;
            background: var(--white);
            border-radius: var(--radius-card);
            padding: 0;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: all 0.35s ease;
            overflow: hidden;
        }
        .schedule-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }
        .schedule-date {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            min-width: 80px;
            padding: 20px;
            background: var(--light-bg);
            border-right: 1px solid var(--border-light);
            text-align: center;
        }
        .schedule-date .day {
            font-size: 28px;
            font-weight: 800;
            color: var(--primary-purple);
            line-height: 1;
        }
        .schedule-date .month {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 4px;
        }
        .schedule-info {
            flex: 1;
            padding: 20px 20px 20px 0;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .schedule-info h3 {
            font-size: 18px;
            font-weight: 700;
            margin: 0 0 6px;
            color: var(--text-primary);
        }
        .schedule-info .teams {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 8px;
        }
        .schedule-info .prize {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary-amber);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .schedule-status {
            display: flex;
            align-items: center;
            justify-content: flex-end;
            padding: 20px;
            min-width: 120px;
        }
        .matchup {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
        }
        .matchup .vs {
            font-size: 12px;
            color: var(--text-muted);
            font-weight: 500;
        }
        .matchup .team-name {
            white-space: nowrap;
        }
        .matchup .team-name:first-child {
            color: var(--text-primary);
        }
        .matchup .team-name:last-child {
            color: var(--text-secondary);
        }

        /* ============ Stats Board ============ */
        .stats-board {
            background: var(--dark-bg);
            padding: 48px 0;
            position: relative;
            overflow: hidden;
        }
        .stats-board::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(109, 40, 217, 0.12), rgba(219, 39, 119, 0.06), rgba(245, 158, 11, 0.04));
            pointer-events: none;
        }
        .stats-board .container {
            position: relative;
            z-index: 1;
        }
        .stat-item {
            text-align: center;
            padding: 16px;
        }
        .stat-number {
            font-size: 32px;
            font-weight: 800;
            background: var(--gradient-text);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1.2;
        }
        .stat-unit {
            font-size: 14px;
            color: var(--primary-amber);
            font-weight: 600;
        }
        .stat-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
            margin-top: 4px;
        }

        /* ============ Featured Topics ============ */
        .topic-card {
            background: var(--white);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: all 0.35s ease;
            cursor: pointer;
        }
        .topic-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .topic-card img {
            width: 100%;
            height: 180px;
            object-fit: cover;
        }
        .topic-card .topic-body {
            padding: 20px 24px;
        }
        .topic-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin: 0 0 8px;
            color: var(--text-primary);
        }
        .topic-card p {
            font-size: 14px;
            color: var(--text-secondary);
            margin: 0 0 12px;
            line-height: 1.6;
        }
        .topic-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary-purple);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap 0.3s ease;
        }
        .topic-link i {
            font-size: 12px;
            transition: transform 0.3s ease;
        }
        .topic-card:hover .topic-link {
            gap: 8px;
        }
        .topic-card:hover .topic-link i {
            transform: translateX(3px);
        }

        /* ============ Guide Cards ============ */
        .guide-card {
            background: var(--white);
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: all 0.35s ease;
            position: relative;
            overflow: hidden;
            cursor: pointer;
        }
        .guide-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .guide-card .guide-tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 12px;
            font-weight: 600;
            color: var(--primary-purple);
            background: rgba(109, 40, 217, 0.06);
            padding: 4px 12px;
            border-radius: 999px;
            margin-bottom: 12px;
        }
        .guide-card h3 {
            font-size: 17px;
            font-weight: 700;
            margin: 0 0 8px;
            color: var(--text-primary);
        }
        .guide-card p {
            font-size: 14px;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.6;
        }

        /* ============ Ranking ============ */
        .rank-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 16px 20px;
            background: var(--white);
            border-radius: 12px;
            border: 1px solid var(--border-light);
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
            transition: all 0.3s ease;
            margin-bottom: 10px;
        }
        .rank-item:hover {
            box-shadow: var(--shadow-card);
            transform: translateX(4px);
            border-color: rgba(109, 40, 217, 0.15);
        }
        .rank-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            border-radius: 8px;
            font-weight: 700;
            font-size: 15px;
            background: var(--light-bg);
            color: var(--text-muted);
            flex-shrink: 0;
        }
        .rank-number.top1 {
            background: var(--gradient-btn);
            color: #fff;
            box-shadow: 0 4px 12px rgba(109, 40, 217, 0.35);
        }
        .rank-number.top2 {
            background: rgba(219, 39, 119, 0.1);
            color: #DB2777;
        }
        .rank-number.top3 {
            background: rgba(245, 158, 11, 0.15);
            color: #D97706;
        }
        .rank-info {
            flex: 1;
        }
        .rank-info h3 {
            font-size: 15px;
            font-weight: 600;
            margin: 0 0 2px;
            color: var(--text-primary);
        }
        .rank-heat {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: var(--text-muted);
        }
        .rank-heat-bar {
            width: 60px;
            height: 6px;
            background: var(--light-bg);
            border-radius: 999px;
            overflow: hidden;
        }
        .rank-heat-bar-fill {
            height: 100%;
            background: var(--gradient-btn);
            border-radius: 999px;
            transition: width 0.5s ease;
        }

        /* ============ FAQ ============ */
        .faq-item {
            background: var(--white);
            border-radius: 12px;
            border: 1px solid var(--border-light);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all 0.3s ease;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-card);
        }
        .faq-question {
            padding: 18px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            cursor: pointer;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            transition: color 0.3s ease;
            user-select: none;
        }
        .faq-question:hover {
            color: var(--primary-purple);
        }
        .faq-question i {
            font-size: 14px;
            color: var(--text-muted);
            transition: transform 0.35s ease;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--primary-purple);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 24px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 500px;
            padding: 0 24px 18px;
        }

        /* ============ Subscribe CTA ============ */
        .subscribe-box {
            background: var(--gradient-btn);
            border-radius: var(--radius-card);
            padding: 48px 40px;
            color: #fff;
            box-shadow: 0 12px 32px rgba(109, 40, 217, 0.25);
            position: relative;
            overflow: hidden;
        }
        .subscribe-box::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 400px;
            height: 400px;
            background: rgba(255, 255, 255, 0.08);
            border-radius: 50%;
            pointer-events: none;
        }
        .subscribe-box h3 {
            font-size: 24px;
            font-weight: 700;
            margin: 0 0 8px;
            color: #fff;
        }
        .subscribe-box p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.82);
            margin-bottom: 20px;
        }
        .subscribe-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .subscribe-form input {
            flex: 1;
            min-width: 200px;
            padding: 12px 20px;
            border-radius: var(--radius-input);
            border: none;
            background: rgba(255, 255, 255, 0.95);
            font-size: 14px;
            color: var(--text-primary);
        }
        .subscribe-form input::placeholder {
            color: var(--text-muted);
        }
        .btn-white {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            background: #fff;
            color: var(--primary-purple);
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 14px;
            transition: all 0.3s ease;
            cursor: pointer;
            white-space: nowrap;
            border: none;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
        }
        .btn-white:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
            background: #f0edf5;
            color: var(--primary-purple);
        }
        .btn-white:active {
            transform: scale(0.98);
        }

        /* ============ Tags ============ */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .tag-pill {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            background: var(--white);
            border: 1px solid var(--border-light);
            border-radius: 999px;
            font-size: 13px;
            font-weight: 500;
            color: var(--text-secondary);
            cursor: pointer;
            transition: all 0.3s ease;
        }
        .tag-pill:hover {
            border-color: rgba(109, 40, 217, 0.3);
            color: var(--primary-purple);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
            transform: translateY(-2px);
        }
        .tag-pill i {
            font-size: 10px;
            color: var(--primary-amber);
        }

        /* ============ Footer ============ */
        .site-footer {
            background: var(--dark-bg);
            color: rgba(255, 255, 255, 0.75);
            padding: 56px 0 24px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 36px;
        }
        .footer-brand .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }
        .footer-brand .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            background: var(--gradient-btn);
            color: #fff;
            border-radius: 8px;
            font-size: 14px;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.6;
            color: rgba(255, 255, 255, 0.65);
            max-width: 320px;
            margin: 0;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin: 0 0 16px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            transition: color 0.3s ease;
        }
        .footer-col ul li a:hover {
            color: #fff;
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
            transition: color 0.3s ease;
        }
        .footer-bottom a:hover {
            color: #fff;
        }

        /* ============ Responsive ============ */
        @media (max-width: 1024px) {
            .header-cta {
                display: none;
            }
            .header-search {
                min-width: 140px;
                max-width: 180px;
            }
            .nav-desktop li a {
                padding: 8px 10px;
                font-size: 14px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 768px) {
            .section-padding {
                padding: 48px 0;
            }
            .section-padding-sm {
                padding: 32px 0;
            }
            .container {
                padding: 0 16px;
            }
            .nav-desktop {
                display: none;
            }
            .nav-mobile-toggle {
                display: flex;
            }
            .header-search {
                display: none;
            }
            .nav-mobile-menu {
                display: none;
            }
            .nav-mobile-menu.open {
                display: block;
            }
            .site-header .container {
                gap: 12px;
            }
            .logo {
                font-size: 18px;
            }
            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 14px;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .category-hero p {
                font-size: 14px;
            }
            .section-title {
                font-size: 22px;
            }
            .schedule-card {
                flex-direction: column;
                gap: 0;
            }
            .schedule-date {
                flex-direction: row;
                gap: 12px;
                min-width: unset;
                padding: 12px 16px;
                border-right: none;
                border-bottom: 1px solid var(--border-light);
                justify-content: flex-start;
            }
            .schedule-info {
                padding: 16px;
            }
            .schedule-status {
                justify-content: flex-start;
                padding: 0 16px 16px;
                min-width: unset;
            }
            .stats-board {
                padding: 32px 0;
            }
            .stat-number {
                font-size: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .subscribe-box {
                padding: 32px 24px;
            }
            .subscribe-box h3 {
                font-size: 20px;
            }
        }

        @media (max-width: 520px) {
            .category-hero {
                padding: 28px 0 24px;
            }
            .category-hero h1 {
                font-size: 24px;
            }
            .section-title {
                font-size: 20px;
            }
            .topic-card img {
                height: 140px;
            }
            .stat-number {
                font-size: 20px;
            }
            .stat-item {
                padding: 8px;
            }
            .subscribe-form {
                flex-direction: column;
            }
            .subscribe-form input {
                min-width: 100%;
            }
            .tag-pill {
                padding: 6px 14px;
                font-size: 12px;
            }
            .rank-item {
                padding: 12px 16px;
                gap: 12px;
            }
        }

/* roulang page: category2 */
:root {
            --primary-purple: #6D28D9;
            --primary-pink: #DB2777;
            --primary-amber: #F59E0B;
            --dark-bg: #0F0F1A;
            --dark-secondary: #1A1A2E;
            --light-bg: #F8F9FC;
            --white: #FFFFFF;
            --text-primary: #17171F;
            --text-secondary: #4A4A55;
            --text-muted: #8A8A97;
            --border-light: rgba(0, 0, 0, 0.06);
            --radius-card: 16px;
            --radius-btn: 999px;
            --radius-badge: 12px;
            --radius-input: 12px;
            --shadow-card: 0 6px 24px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.12);
            --font-stack: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
            --gradient-main: linear-gradient(135deg, #6D28D9 0%, #DB2777 50%, #F59E0B 100%);
            --gradient-btn: linear-gradient(135deg, #6D28D9 0%, #DB2777 100%);
            --gradient-text: linear-gradient(135deg, #6D28D9, #DB2777, #F59E0B);
            --focus-ring: rgba(109, 40, 217, 0.35);
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-primary);
            background-color: var(--white);
            overflow-x: hidden;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.25s ease, opacity 0.25s ease;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 3px solid var(--focus-ring);
            outline-offset: 2px;
            border-radius: 6px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            background: none;
        }
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .section-padding {
            padding: 88px 0;
        }
        .section-padding-sm {
            padding: 56px 0;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 32px;
            background: var(--gradient-btn);
            color: #fff;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 16px;
            transition: all 0.3s ease;
            border: none;
            box-shadow: 0 4px 16px rgba(109, 40, 217, 0.3);
            letter-spacing: 0.02em;
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(109, 40, 217, 0.45);
            background: linear-gradient(135deg, #5B21B6 0%, #BE185D 100%);
        }
        .btn-primary:active {
            transform: scale(0.98);
            box-shadow: 0 2px 8px rgba(109, 40, 217, 0.3);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 32px;
            background: #fff;
            color: var(--primary-purple);
            border: 2px solid transparent;
            border-image: var(--gradient-btn) 1;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 16px;
            transition: all 0.3s ease;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
            letter-spacing: 0.02em;
            background-clip: padding-box;
            position: relative;
        }
        .btn-secondary::before {
            content: '';
            position: absolute;
            inset: -2px;
            border-radius: var(--radius-btn);
            background: var(--gradient-btn);
            z-index: -1;
        }
        .btn-secondary:hover {
            background: linear-gradient(135deg, rgba(109, 40, 217, 0.06), rgba(219, 39, 119, 0.06));
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
        }
        .btn-secondary:active {
            transform: scale(0.98);
        }
        .btn-sm {
            padding: 10px 20px;
            font-size: 14px;
        }
        .card {
            background: var(--white);
            border-radius: var(--radius-card);
            padding: 28px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: all 0.35s ease;
            position: relative;
            overflow: hidden;
        }
        .card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .card-top-border {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--gradient-main);
            border-radius: var(--radius-card) var(--radius-card) 0 0;
        }
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            background: var(--gradient-btn);
            color: #fff;
            border-radius: var(--radius-badge);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.02em;
        }
        .badge-outline {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 12px;
            background: transparent;
            color: var(--primary-amber);
            border: 1px solid rgba(245, 158, 11, 0.4);
            border-radius: var(--radius-badge);
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.02em;
        }
        .badge-dark {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            border-radius: var(--radius-badge);
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 0.02em;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }
        .text-gradient {
            background: var(--gradient-text);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(255, 255, 255, 0.96);
            border-bottom: 1px solid var(--border-light);
            box-shadow: 0 1px 8px rgba(0, 0, 0, 0.06);
            backdrop-filter: blur(10px);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            padding-top: 12px;
            padding-bottom: 12px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 22px;
            letter-spacing: 0.04em;
            color: var(--text-primary);
            white-space: nowrap;
        }
        .logo-icon {
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--gradient-btn);
            color: #fff;
            border-radius: 10px;
            font-size: 16px;
            flex-shrink: 0;
        }
        .site-header nav ul {
            display: flex;
            align-items: center;
            list-style: none;
            gap: 8px;
            padding: 0;
            margin: 0;
        }
        .site-header nav a {
            display: block;
            padding: 8px 14px;
            border-radius: 10px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all 0.25s ease;
            white-space: nowrap;
        }
        .site-header nav a:hover {
            color: var(--primary-purple);
            background: rgba(109, 40, 217, 0.06);
        }
        .site-header nav a.active {
            color: var(--primary-purple);
            background: rgba(109, 40, 217, 0.1);
            font-weight: 600;
        }
        .header-search {
            display: flex;
            align-items: center;
            gap: 8px;
            background: var(--light-bg);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-btn);
            padding: 8px 16px;
            flex: 0 1 220px;
            min-width: 0;
        }
        .header-search i {
            color: var(--text-muted);
            font-size: 13px;
            flex-shrink: 0;
        }
        .header-search input {
            border: none;
            background: none;
            outline: none;
            color: var(--text-primary);
            font-size: 13px;
            width: 100%;
            min-width: 0;
        }
        .header-search input::placeholder {
            color: var(--text-muted);
        }
        .header-cta {
            flex-shrink: 0;
            white-space: nowrap;
        }
        .nav-mobile-toggle {
            display: none;
            flex-direction: column;
            gap: 4px;
            padding: 6px;
            border-radius: 8px;
            background: var(--light-bg);
            border: 1px solid var(--border-light);
            cursor: pointer;
            transition: all 0.25s ease;
        }
        .nav-mobile-toggle:hover {
            background: rgba(109, 40, 217, 0.06);
        }
        .nav-mobile-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: all 0.3s ease;
        }
        .nav-mobile-menu {
            display: none;
            flex-direction: column;
            gap: 4px;
            padding: 16px 24px;
            background: #fff;
            border-top: 1px solid var(--border-light);
        }
        .nav-mobile-menu a {
            padding: 12px 16px;
            border-radius: 10px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all 0.25s ease;
        }
        .nav-mobile-menu a:hover {
            background: rgba(109, 40, 217, 0.06);
            color: var(--primary-purple);
        }
        .nav-mobile-menu a.active {
            background: rgba(109, 40, 217, 0.1);
            color: var(--primary-purple);
            font-weight: 600;
        }
        /* Footer */
        .site-footer {
            background: var(--dark-bg);
            color: rgba(255, 255, 255, 0.75);
            padding: 64px 0 32px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.2fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 48px;
        }
        .footer-brand .logo {
            color: #fff;
            margin-bottom: 16px;
            font-size: 20px;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.6);
            max-width: 320px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            transition: color 0.25s ease;
        }
        .footer-col a:hover {
            color: var(--primary-amber);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
            transition: color 0.25s ease;
        }
        .footer-bottom a:hover {
            color: var(--primary-amber);
        }
        /* Category page specific */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--text-secondary);
            transition: color 0.25s ease;
        }
        .breadcrumb a:hover {
            color: var(--primary-purple);
        }
        .breadcrumb .sep {
            color: #ccc;
            user-select: none;
        }
        .breadcrumb .current {
            color: var(--primary-purple);
            font-weight: 600;
        }
        .cat-hero {
            background: linear-gradient(135deg, #F8F9FC 0%, #F3EEFD 40%, #FDEDF5 75%, #FFF8EB 100%);
            border-bottom: 1px solid var(--border-light);
            padding: 48px 0 40px;
            position: relative;
            overflow: hidden;
        }
        .cat-hero::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -60px;
            width: 320px;
            height: 320px;
            background: radial-gradient(circle, rgba(109, 40, 217, 0.08), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cat-hero::after {
            content: '';
            position: absolute;
            bottom: -80px;
            left: -80px;
            width: 240px;
            height: 240px;
            background: radial-gradient(circle, rgba(219, 39, 119, 0.06), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cat-hero-content {
            position: relative;
            z-index: 1;
        }
        .cat-hero h1 {
            font-size: 36px;
            font-weight: 800;
            line-height: 1.3;
            color: var(--text-primary);
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }
        .cat-hero .desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 680px;
            line-height: 1.8;
            margin-bottom: 0;
        }
        .cat-hero-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 20px;
        }
        .tag-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            background: #fff;
            border: 1px solid var(--border-light);
            border-radius: 20px;
            font-size: 13px;
            color: var(--text-secondary);
            transition: all 0.25s ease;
            cursor: default;
        }
        .tag-chip i {
            color: var(--primary-amber);
            font-size: 12px;
        }
        .tag-chip:hover {
            border-color: rgba(109, 40, 217, 0.25);
            background: rgba(109, 40, 217, 0.04);
        }
        /* Timeline style news list */
        .zhandui-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .zhandui-item {
            display: flex;
            gap: 24px;
            background: var(--white);
            border-radius: var(--radius-card);
            padding: 24px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-card);
            transition: all 0.35s ease;
            position: relative;
            overflow: hidden;
        }
        .zhandui-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
            border-color: rgba(109, 40, 217, 0.15);
        }
        .zhandui-item-img {
            width: 180px;
            height: 120px;
            flex-shrink: 0;
            border-radius: 12px;
            overflow: hidden;
            background: var(--light-bg);
        }
        .zhandui-item-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .zhandui-item:hover .zhandui-item-img img {
            transform: scale(1.05);
        }
        .zhandui-item-body {
            flex: 1;
            min-width: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .zhandui-item-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 12px;
            color: var(--text-muted);
        }
        .zhandui-item-meta .date {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .zhandui-item-meta .date i {
            color: var(--primary-amber);
        }
        .zhandui-item-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            line-height: 1.5;
            letter-spacing: 0.01em;
            transition: color 0.25s ease;
        }
        .zhandui-item:hover .zhandui-item-title {
            color: var(--primary-purple);
        }
        .zhandui-item-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .zhandui-item-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: auto;
            gap: 12px;
            flex-wrap: wrap;
        }
        .btn-read-more {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary-purple);
            transition: all 0.25s ease;
        }
        .btn-read-more i {
            font-size: 11px;
            transition: transform 0.25s ease;
        }
        .btn-read-more:hover {
            color: var(--primary-pink);
        }
        .btn-read-more:hover i {
            transform: translateX(4px);
        }
        /* Data dashboard */
        .data-dashboard {
            background: linear-gradient(135deg, var(--dark-bg) 0%, var(--dark-secondary) 60%, #1d1d30 100%);
            position: relative;
            overflow: hidden;
        }
        .data-dashboard::before {
            content: '';
            position: absolute;
            top: -200px;
            left: -100px;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(109, 40, 217, 0.15), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .data-dashboard::after {
            content: '';
            position: absolute;
            bottom: -160px;
            right: -80px;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(219, 39, 119, 0.1), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .data-dashboard .container {
            position: relative;
            z-index: 1;
        }
        .dark-section-title {
            font-size: 24px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.02em;
            margin-bottom: 8px;
        }
        .dark-section-sub {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.6);
            max-width: 560px;
            line-height: 1.7;
        }
        .data-badge-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 40px;
        }
        .data-badge-card {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 14px;
            padding: 24px 20px;
            text-align: center;
            transition: all 0.35s ease;
        }
        .data-badge-card:hover {
            background: rgba(255, 255, 255, 0.07);
            border-color: rgba(109, 40, 217, 0.35);
            transform: translateY(-3px);
        }
        .data-badge-card i {
            font-size: 24px;
            color: var(--primary-amber);
            margin-bottom: 12px;
            display: block;
        }
        .data-badge-num {
            font-size: 32px;
            font-weight: 800;
            background: var(--gradient-text);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1.2;
        }
        .data-badge-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 6px;
            letter-spacing: 0.02em;
        }
        /* Team spotlight */
        .team-spotlight-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 40px;
        }
        .team-card {
            background: var(--white);
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-card);
            transition: all 0.35s ease;
            position: relative;
        }
        .team-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .team-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--gradient-main);
            border-radius: var(--radius-card) var(--radius-card) 0 0;
            z-index: 2;
        }
        .team-card-img {
            height: 160px;
            overflow: hidden;
            position: relative;
        }
        .team-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .team-card:hover .team-card-img img {
            transform: scale(1.06);
        }
        .team-card-img::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 60px;
            background: linear-gradient(to top, rgba(0, 0, 0, 0.4), transparent);
            pointer-events: none;
        }
        .team-card-body {
            padding: 16px 20px 20px;
        }
        .team-card-name {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 4px;
            letter-spacing: 0.01em;
        }
        .team-card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-bottom: 8px;
        }
        .team-card-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        /* Guidelines cards */
        .guide-card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 40px;
        }
        .guide-card {
            background: var(--white);
            border-radius: var(--radius-card);
            padding: 24px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-card);
            transition: all 0.35s ease;
            position: relative;
            overflow: hidden;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .guide-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: rgba(109, 40, 217, 0.15);
        }
        .guide-card-icon {
            width: 44px;
            height: 44px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            background: linear-gradient(135deg, rgba(109, 40, 217, 0.08), rgba(219, 39, 119, 0.06));
            color: var(--primary-purple);
            font-size: 18px;
            margin-bottom: 4px;
            transition: all 0.3s ease;
        }
        .guide-card:hover .guide-card-icon {
            background: var(--gradient-btn);
            color: #fff;
        }
        .guide-card-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
        }
        .guide-card-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
        }
        /* Subscribe CTA */
        .subscribe-cta {
            background: linear-gradient(135deg, var(--dark-bg) 0%, var(--dark-secondary) 50%, #1d1d30 100%);
            position: relative;
            overflow: hidden;
            padding: 80px 0;
        }
        .subscribe-cta::before {
            content: '';
            position: absolute;
            top: -100px;
            right: 0;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(109, 40, 217, 0.18), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .subscribe-cta .container {
            position: relative;
            z-index: 1;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 40px;
            flex-wrap: wrap;
        }
        .subscribe-cta-title {
            font-size: 28px;
            font-weight: 800;
            color: #fff;
            letter-spacing: 0.02em;
            margin-bottom: 8px;
        }
        .subscribe-cta-sub {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.7;
            max-width: 480px;
        }
        .subscribe-form {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }
        .subscribe-form input {
            padding: 12px 18px;
            border-radius: var(--radius-input);
            border: 1px solid rgba(255, 255, 255, 0.15);
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            font-size: 14px;
            min-width: 240px;
            outline: none;
            transition: all 0.3s ease;
            flex: 1;
        }
        .subscribe-form input::placeholder {
            color: rgba(255, 255, 255, 0.45);
        }
        .subscribe-form input:focus {
            border-color: rgba(109, 40, 217, 0.5);
            background: rgba(255, 255, 255, 0.12);
        }
        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 32px auto 0;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--white);
            border-radius: 12px;
            border: 1px solid var(--border-light);
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
            overflow: hidden;
            transition: all 0.3s ease;
        }
        .faq-item:hover {
            border-color: rgba(109, 40, 217, 0.15);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 24px;
            cursor: pointer;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            transition: all 0.3s ease;
            user-select: none;
            background: none;
            width: 100%;
            text-align: left;
        }
        .faq-question:hover {
            color: var(--primary-purple);
        }
        .faq-question i {
            font-size: 14px;
            color: var(--text-muted);
            transition: all 0.3s ease;
            flex-shrink: 0;
        }
        .faq-item.active .faq-question i {
            transform: rotate(180deg);
            color: var(--primary-purple);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 24px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 24px 18px;
        }
        /* Section title block */
        .section-title-block {
            text-align: left;
            margin-bottom: 12px;
        }
        .section-title-block h2 {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: 0.02em;
            line-height: 1.35;
        }
        .section-title-block .sub {
            font-size: 15px;
            color: var(--text-muted);
            max-width: 600px;
            line-height: 1.7;
            margin-top: 8px;
        }
        .section-title-block .title-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: var(--primary-purple);
            letter-spacing: 0.06em;
            margin-bottom: 6px;
            text-transform: uppercase;
        }
        /* Dark title block variant */
        .dark-title-block {
            text-align: left;
        }
        .dark-title-block h2 {
            font-size: 26px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.02em;
            line-height: 1.35;
        }
        .dark-title-block .sub {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.6);
            max-width: 600px;
            line-height: 1.7;
            margin-top: 8px;
        }
        .dark-title-block .title-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: var(--primary-amber);
            letter-spacing: 0.06em;
            margin-bottom: 6px;
            text-transform: uppercase;
        }
        /* Responsive */
        @media (max-width: 1024px) {
            .site-header nav {
                display: none;
            }
            .nav-mobile-toggle {
                display: flex;
            }
            .nav-mobile-menu.open {
                display: flex;
            }
            .header-search {
                flex: 1 1 auto;
                max-width: 200px;
            }
            .header-cta {
                display: none;
            }
            .data-badge-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .team-spotlight-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .guide-card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .section-padding {
                padding: 64px 0;
            }
            .section-padding-sm {
                padding: 40px 0;
            }
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
            .site-header .container {
                padding-top: 8px;
                padding-bottom: 8px;
                gap: 12px;
            }
            .logo {
                font-size: 18px;
            }
            .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 13px;
                border-radius: 8px;
            }
            .header-search {
                display: none;
            }
            .cat-hero h1 {
                font-size: 28px;
            }
            .cat-hero .desc {
                font-size: 14px;
            }
            .zhandui-item {
                flex-direction: column;
                gap: 14px;
                padding: 18px;
            }
            .zhandui-item-img {
                width: 100%;
                height: 160px;
            }
            .zhandui-item-title {
                font-size: 15px;
            }
            .zhandui-item-desc {
                font-size: 13px;
                -webkit-line-clamp: 3;
            }
            .data-badge-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .data-badge-num {
                font-size: 24px;
            }
            .team-spotlight-grid {
                grid-template-columns: 1fr;
            }
            .guide-card-grid {
                grid-template-columns: 1fr;
            }
            .subscribe-cta .container {
                flex-direction: column;
                align-items: flex-start;
            }
            .subscribe-cta-title {
                font-size: 22px;
            }
            .subscribe-form {
                width: 100%;
                flex-direction: column;
            }
            .subscribe-form input {
                min-width: 0;
                width: 100%;
            }
            .section-padding {
                padding: 48px 0;
            }
            .section-padding-sm {
                padding: 32px 0;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .section-title-block h2,
            .dark-title-block h2 {
                font-size: 22px;
            }
            .faq-question {
                font-size: 14px;
                padding: 14px 16px;
            }
            .faq-answer {
                font-size: 13px;
                padding: 0 16px;
            }
            .faq-item.active .faq-answer {
                padding: 0 16px 14px;
            }
        }
        @media (max-width: 520px) {
            .cat-hero {
                padding: 32px 0 28px;
            }
            .cat-hero h1 {
                font-size: 24px;
            }
            .data-badge-grid {
                grid-template-columns: 1fr;
            }
            .zhandui-item-footer {
                flex-direction: column;
                align-items: flex-start;
            }
            .btn-primary,
            .btn-secondary {
                padding: 12px 24px;
                font-size: 14px;
            }
            .badge {
                font-size: 11px;
                padding: 5px 10px;
            }
        }

/* roulang page: category4 */
:root {
            --primary-purple: #6D28D9;
            --primary-pink: #DB2777;
            --primary-amber: #F59E0B;
            --dark-bg: #0F0F1A;
            --dark-secondary: #1A1A2E;
            --light-bg: #F8F9FC;
            --white: #FFFFFF;
            --text-primary: #17171F;
            --text-secondary: #4A4A55;
            --text-muted: #8A8A97;
            --border-light: rgba(0, 0, 0, 0.06);
            --radius-card: 16px;
            --radius-btn: 999px;
            --radius-badge: 12px;
            --radius-input: 12px;
            --shadow-card: 0 6px 24px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.12);
            --font-stack: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
            --gradient-main: linear-gradient(135deg, #6D28D9 0%, #DB2777 50%, #F59E0B 100%);
            --gradient-btn: linear-gradient(135deg, #6D28D9 0%, #DB2777 100%);
            --gradient-text: linear-gradient(135deg, #6D28D9, #DB2777, #F59E0B);
            --focus-ring: rgba(109, 40, 217, 0.35);
        }

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

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.25s ease, opacity 0.25s ease;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 3px solid var(--focus-ring);
            outline-offset: 2px;
            border-radius: 6px;
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            background: none;
        }

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

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .section-padding {
            padding: 88px 0;
        }

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

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 32px;
            background: var(--gradient-btn);
            color: #fff;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 16px;
            transition: all 0.3s ease;
            border: none;
            box-shadow: 0 4px 16px rgba(109, 40, 217, 0.3);
            letter-spacing: 0.02em;
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(109, 40, 217, 0.45);
            background: linear-gradient(135deg, #5B21B6 0%, #BE185D 100%);
        }

        .btn-primary:active {
            transform: scale(0.98);
            box-shadow: 0 2px 8px rgba(109, 40, 217, 0.3);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 32px;
            background: #fff;
            color: var(--primary-purple);
            border: 2px solid transparent;
            border-image: var(--gradient-btn) 1;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 16px;
            transition: all 0.3s ease;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
            letter-spacing: 0.02em;
            background-clip: padding-box;
            position: relative;
        }

        .btn-secondary::before {
            content: '';
            position: absolute;
            inset: -2px;
            border-radius: var(--radius-btn);
            background: var(--gradient-btn);
            z-index: -1;
        }

        .btn-secondary:hover {
            background: linear-gradient(135deg, rgba(109, 40, 217, 0.06), rgba(219, 39, 119, 0.06));
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
        }

        .btn-secondary:active {
            transform: scale(0.98);
        }

        .btn-sm {
            padding: 10px 20px;
            font-size: 14px;
        }

        .card {
            background: var(--white);
            border-radius: var(--radius-card);
            padding: 28px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: all 0.35s ease;
            position: relative;
            overflow: hidden;
        }

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

        .card-top-border {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--gradient-main);
            border-radius: var(--radius-card) var(--radius-card) 0 0;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            background: var(--gradient-btn);
            color: #fff;
            border-radius: var(--radius-badge);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.02em;
        }

        .badge-outline {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 12px;
            background: transparent;
            color: var(--primary-amber);
            border: 1px solid rgba(245, 158, 11, 0.6);
            border-radius: var(--radius-badge);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.02em;
        }

        /* header */
        .site-header {
            background: #fff;
            box-shadow: 0 1px 8px rgba(0, 0, 0, 0.06);
            border-bottom: 1px solid rgba(0, 0, 0, 0.06);
            position: relative;
            z-index: 100;
            padding: 0;
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 16px;
        }

        .logo {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 20px;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: 0.02em;
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            border-radius: 10px;
            background: var(--gradient-main);
            color: #fff;
            font-size: 16px;
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-desktop a {
            position: relative;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            padding: 6px 0;
            transition: color 0.25s ease;
        }

        .nav-desktop a:hover,
        .nav-desktop a.active {
            color: var(--primary-purple);
        }

        .nav-desktop a.active::after {
            content: '';
            position: absolute;
            left: 0;
            right: 0;
            bottom: -2px;
            height: 3px;
            border-radius: 2px;
            background: var(--gradient-main);
        }

        .header-search {
            display: flex;
            align-items: center;
            gap: 8px;
            background: #f5f5f8;
            border-radius: var(--radius-input);
            padding: 8px 16px;
            min-width: 200px;
            flex: 0 1 auto;
        }

        .header-search i {
            color: var(--text-muted);
            font-size: 14px;
        }

        .header-search input {
            background: transparent;
            border: none;
            outline: none;
            font-size: 14px;
            color: var(--text-primary);
            width: 100%;
        }

        .header-search input::placeholder {
            color: var(--text-muted);
        }

        .header-cta {
            white-space: nowrap;
        }

        .nav-mobile-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 5px;
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: #f5f5f8;
            border: 1px solid var(--border-light);
        }

        .nav-mobile-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: all 0.3s ease;
        }

        .nav-mobile-menu {
            display: none;
            flex-direction: column;
            background: #fff;
            border-top: 1px solid var(--border-light);
            box-shadow: 0 8px 16px rgba(0, 0, 0, 0.06);
            position: absolute;
            top: 72px;
            left: 0;
            right: 0;
            z-index: 99;
            padding: 16px 24px;
        }

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

        .nav-mobile-menu a {
            padding: 12px 0;
            font-size: 16px;
            font-weight: 500;
            color: var(--text-secondary);
            border-bottom: 1px solid var(--border-light);
        }

        .nav-mobile-menu a:last-child {
            border-bottom: none;
        }

        .nav-mobile-menu a.active {
            color: var(--primary-purple);
            font-weight: 700;
        }

        .mobile-search-row {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 8px;
        }

        /* footer */
        .site-footer {
            background: var(--dark-bg);
            color: #fff;
            padding: 56px 0 0;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-brand p {
            color: rgba(255, 255, 255, 0.65);
            margin-top: 16px;
            max-width: 340px;
        }

        .footer-col h4 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 16px;
            color: #fff;
        }

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

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

        .footer-col a {
            color: rgba(255, 255, 255, 0.65);
            transition: color 0.25s ease;
        }

        .footer-col a:hover {
            color: var(--primary-amber);
        }

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            padding: 20px 0 28px;
            color: rgba(255, 255, 255, 0.5);
            font-size: 14px;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.65);
        }

        .footer-bottom a:hover {
            color: var(--primary-amber);
        }

        /* category page specific */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 12px;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--text-secondary);
        }

        .breadcrumb a:hover {
            color: var(--primary-purple);
        }

        .breadcrumb span {
            color: var(--text-muted);
        }

        .category-hero-content {
            padding: 12px 0 8px;
        }

        .category-h1 {
            font-size: 36px;
            font-weight: 800;
            line-height: 1.2;
            margin: 0 0 8px;
            color: var(--text-primary);
            letter-spacing: -0.02em;
        }

        .category-subtitle {
            font-size: 18px;
            color: var(--text-secondary);
            max-width: 720px;
            margin: 0;
        }

        .section-head {
            margin-bottom: 32px;
            max-width: 720px;
        }

        .section-head h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 8px;
            letter-spacing: -0.01em;
        }

        .section-head p {
            font-size: 16px;
            color: var(--text-muted);
            margin: 0;
        }

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

        .gear-card {
            background: var(--white);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: all 0.35s ease;
            overflow: hidden;
            display: flex;
            flex-direction: column;
        }

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

        .gear-card-img {
            width: 100%;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: #f0f0f5;
        }

        .gear-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

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

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

        .gear-card-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 12px;
            font-size: 13px;
            color: var(--text-muted);
        }

        .gear-card-tag {
            background: rgba(109, 40, 217, 0.08);
            color: var(--primary-purple);
            padding: 4px 10px;
            border-radius: 20px;
            font-weight: 600;
        }

        .gear-card h3 {
            font-size: 20px;
            font-weight: 700;
            margin: 0 0 8px;
            color: var(--text-primary);
            line-height: 1.3;
        }

        .gear-card p {
            font-size: 15px;
            color: var(--text-secondary);
            margin: 0 0 16px;
            flex: 1;
        }

        .gear-card-rating {
            display: flex;
            align-items: center;
            gap: 6px;
            color: var(--primary-amber);
            font-weight: 700;
            font-size: 15px;
            margin-bottom: 14px;
        }

        .gear-card-rating span {
            color: var(--text-muted);
            font-weight: 400;
            font-size: 13px;
        }

        .gear-card .btn-secondary {
            align-self: flex-start;
            padding: 8px 18px;
            font-size: 14px;
        }

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

        .gear-data .section-head h2 {
            color: #fff;
        }

        .gear-data .section-head p {
            color: rgba(255, 255, 255, 0.6);
        }

        .data-badge {
            background: var(--dark-secondary);
            border-radius: var(--radius-badge);
            padding: 24px 18px;
            text-align: center;
            border: 1px solid rgba(255, 255, 255, 0.08);
            transition: all 0.3s ease;
        }

        .data-badge:hover {
            border-color: rgba(245, 158, 11, 0.5);
            transform: translateY(-3px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
        }

        .data-badge-number {
            font-size: 34px;
            font-weight: 800;
            background: var(--gradient-text);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            line-height: 1.2;
        }

        .data-badge-unit {
            font-size: 16px;
            font-weight: 600;
            color: var(--primary-amber);
        }

        .data-badge-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 6px;
        }

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

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

        .rank-item {
            display: flex;
            align-items: center;
            gap: 18px;
            background: var(--white);
            border-radius: 12px;
            padding: 16px 22px;
            border: 1px solid var(--border-light);
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
            margin-bottom: 12px;
            transition: all 0.3s ease;
        }

        .rank-item:hover {
            box-shadow: var(--shadow-card);
            transform: translateX(4px);
            border-color: rgba(109, 40, 217, 0.2);
        }

        .rank-num {
            flex-shrink: 0;
            width: 38px;
            height: 38px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            font-weight: 800;
            font-size: 18px;
            background: rgba(109, 40, 217, 0.1);
            color: var(--primary-purple);
        }

        .rank-num.top {
            background: var(--gradient-btn);
            color: #fff;
        }

        .rank-content {
            flex: 1;
        }

        .rank-name {
            font-weight: 700;
            font-size: 17px;
            color: var(--text-primary);
        }

        .rank-desc {
            font-size: 14px;
            color: var(--text-muted);
        }

        .rank-score {
            font-weight: 800;
            font-size: 20px;
            color: var(--primary-amber);
        }

        .faq-list {
            max-width: 800px;
        }

        .faq-item {
            background: var(--white);
            border: 1px solid var(--border-light);
            border-radius: 12px;
            margin-bottom: 12px;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
            overflow: hidden;
            transition: all 0.3s ease;
        }

        .faq-item summary {
            list-style: none;
            cursor: pointer;
            padding: 18px 22px;
            font-weight: 600;
            color: var(--text-primary);
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-size: 17px;
            transition: background 0.25s ease;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary:hover {
            background: #fafafa;
        }

        .faq-item summary i {
            color: var(--primary-purple);
            transition: transform 0.3s ease;
        }

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

        .faq-item .faq-answer {
            padding: 0 22px 18px;
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.7;
        }

        .subscribe-cta {
            background: var(--gradient-main);
            padding: 48px 0;
        }

        .subscribe-card {
            background: rgba(255, 255, 255, 0.95);
            border-radius: var(--radius-card);
            padding: 40px 32px;
            max-width: 700px;
            margin: 0 auto;
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
            text-align: center;
        }

        .subscribe-card h2 {
            font-size: 26px;
            font-weight: 800;
            color: var(--text-primary);
            margin: 0 0 8px;
        }

        .subscribe-card p {
            color: var(--text-secondary);
            margin: 0 0 24px;
        }

        .subscribe-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .subscribe-form input {
            flex: 1 1 240px;
            padding: 12px 16px;
            border: 1px solid rgba(0, 0, 0, 0.1);
            border-radius: var(--radius-input);
            font-size: 15px;
            background: #fff;
        }

        .subscribe-form input:focus {
            border-color: var(--primary-purple);
            outline: 3px solid var(--focus-ring);
            outline-offset: 1px;
        }

        /* responsive */
        @media (max-width: 1024px) {
            .gear-grid,
            .topic-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .nav-desktop {
                gap: 20px;
            }
            .header-search {
                min-width: 160px;
            }
        }

        @media (max-width: 768px) {
            .section-padding {
                padding: 56px 0;
            }
            .section-padding-sm {
                padding: 40px 0;
            }
            .nav-desktop {
                display: none;
            }
            .header-search {
                display: none;
            }
            .header-cta {
                display: none;
            }
            .nav-mobile-toggle {
                display: flex;
            }
            .site-header .container {
                height: 64px;
            }
            .nav-mobile-menu {
                top: 64px;
            }
            .gear-grid {
                grid-template-columns: 1fr;
            }
            .topic-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .category-h1 {
                font-size: 30px;
            }
            .category-subtitle {
                font-size: 16px;
            }
            .rank-item {
                flex-wrap: wrap;
                gap: 12px;
            }
            .rank-score {
                margin-left: auto;
            }
            .subscribe-card {
                padding: 28px 20px;
            }
            .subscribe-form input {
                flex: 1 1 100%;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .gear-card h3 {
                font-size: 18px;
            }
            .data-badge-number {
                font-size: 28px;
            }
            .section-head h2 {
                font-size: 24px;
            }
        }

/* roulang page: category5 */
:root {
            --primary-purple: #6D28D9;
            --primary-pink: #DB2777;
            --primary-amber: #F59E0B;
            --dark-bg: #0F0F1A;
            --dark-secondary: #1A1A2E;
            --light-bg: #F8F9FC;
            --white: #FFFFFF;
            --text-primary: #17171F;
            --text-secondary: #4A4A55;
            --text-muted: #8A8A97;
            --border-light: rgba(0, 0, 0, 0.06);
            --radius-card: 16px;
            --radius-btn: 999px;
            --radius-badge: 12px;
            --radius-input: 12px;
            --shadow-card: 0 6px 24px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.12);
            --font-stack: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
            --gradient-main: linear-gradient(135deg, #6D28D9 0%, #DB2777 50%, #F59E0B 100%);
            --gradient-btn: linear-gradient(135deg, #6D28D9 0%, #DB2777 100%);
            --gradient-text: linear-gradient(135deg, #6D28D9, #DB2777, #F59E0B);
            --focus-ring: rgba(109, 40, 217, 0.35);
        }

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

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.25s ease, opacity 0.25s ease;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 3px solid var(--focus-ring);
            outline-offset: 2px;
            border-radius: 6px;
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            background: none;
        }

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

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .section-padding {
            padding: 72px 0;
        }
        .section-padding-sm {
            padding: 48px 0;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 32px;
            background: var(--gradient-btn);
            color: #fff;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 16px;
            transition: all 0.3s ease;
            border: none;
            box-shadow: 0 4px 16px rgba(109, 40, 217, 0.3);
            letter-spacing: 0.02em;
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(109, 40, 217, 0.45);
            background: linear-gradient(135deg, #5B21B6 0%, #BE185D 100%);
        }
        .btn-primary:active {
            transform: scale(0.98);
            box-shadow: 0 2px 8px rgba(109, 40, 217, 0.3);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 32px;
            background: #fff;
            color: var(--primary-purple);
            border: 2px solid transparent;
            border-image: var(--gradient-btn) 1;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 16px;
            transition: all 0.3s ease;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
            letter-spacing: 0.02em;
            background-clip: padding-box;
            position: relative;
        }
        .btn-secondary::before {
            content: '';
            position: absolute;
            inset: -2px;
            border-radius: var(--radius-btn);
            background: var(--gradient-btn);
            z-index: -1;
        }
        .btn-secondary:hover {
            background: linear-gradient(135deg, rgba(109, 40, 217, 0.06), rgba(219, 39, 119, 0.06));
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
        }
        .btn-secondary:active {
            transform: scale(0.98);
        }
        .btn-sm {
            padding: 10px 20px;
            font-size: 14px;
        }

        .card {
            background: var(--white);
            border-radius: var(--radius-card);
            padding: 28px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: all 0.35s ease;
            position: relative;
            overflow: hidden;
        }
        .card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .card-top-border {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--gradient-main);
            border-radius: var(--radius-card) var(--radius-card) 0 0;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            background: var(--gradient-btn);
            color: #fff;
            border-radius: var(--radius-badge);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.02em;
        }
        .badge-outline {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 12px;
            background: transparent;
            color: var(--primary-amber);
            border: 1px solid rgba(245, 158, 11, 0.4);
            border-radius: var(--radius-badge);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.02em;
        }

        .gradient-text {
            background: var(--gradient-text);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }

        /* ========== Header / Nav ========== */
        .site-header {
            background: #ffffff;
            border-bottom: 1px solid rgba(0, 0, 0, 0.06);
            box-shadow: 0 1px 8px rgba(0, 0, 0, 0.06);
            position: sticky;
            top: 0;
            z-index: 100;
            width: 100%;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            padding-top: 14px;
            padding-bottom: 14px;
            flex-wrap: nowrap;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            letter-spacing: 0.04em;
            color: var(--text-primary);
            white-space: nowrap;
            flex-shrink: 0;
        }
        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 12px;
            background: var(--gradient-btn);
            color: #fff;
            font-size: 18px;
            box-shadow: 0 4px 12px rgba(109, 40, 217, 0.3);
        }
        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            margin: 0;
            padding: 0;
            flex-shrink: 0;
        }
        .nav-desktop li a {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 10px 14px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all 0.25s ease;
            white-space: nowrap;
        }
        .nav-desktop li a:hover {
            color: var(--primary-purple);
            background: rgba(109, 40, 217, 0.05);
        }
        .nav-desktop li a.active {
            color: #fff;
            background: var(--gradient-btn);
            font-weight: 600;
            box-shadow: 0 4px 14px rgba(109, 40, 217, 0.3);
        }
        .header-search {
            display: flex;
            align-items: center;
            gap: 8px;
            background: #f5f5f8;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-input);
            padding: 8px 16px;
            font-size: 14px;
            color: var(--text-muted);
            min-width: 180px;
            flex-shrink: 1;
            transition: border-color 0.25s ease, box-shadow 0.25s ease;
        }
        .header-search:focus-within {
            border-color: var(--primary-purple);
            box-shadow: 0 0 0 3px var(--focus-ring);
        }
        .header-search input {
            background: transparent;
            border: none;
            outline: none;
            font-size: 14px;
            color: var(--text-primary);
            width: 100%;
            min-width: 0;
        }
        .header-cta {
            flex-shrink: 0;
        }
        .nav-mobile-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 5px;
            width: 44px;
            height: 44px;
            border-radius: 12px;
            border: 1px solid var(--border-light);
            background: #fff;
            transition: background 0.25s ease;
            flex-shrink: 0;
        }
        .nav-mobile-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: all 0.3s ease;
        }
        .nav-mobile-toggle:hover {
            background: var(--light-bg);
        }
        .nav-mobile-toggle.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .nav-mobile-toggle.active span:nth-child(2) {
            opacity: 0;
        }
        .nav-mobile-toggle.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }
        .nav-mobile-menu {
            display: none;
            flex-direction: column;
            background: #fff;
            border-top: 1px solid var(--border-light);
            box-shadow: 0 12px 28px rgba(0, 0, 0, 0.08);
            padding: 16px 24px;
            gap: 4px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
        }
        .nav-mobile-menu.open {
            max-height: 420px;
            padding: 16px 24px;
        }
        .nav-mobile-menu a {
            display: flex;
            align-items: center;
            padding: 12px 16px;
            border-radius: 12px;
            font-size: 16px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all 0.25s ease;
        }
        .nav-mobile-menu a:hover {
            background: var(--light-bg);
            color: var(--primary-purple);
        }
        .nav-mobile-menu a.active {
            background: var(--gradient-btn);
            color: #fff;
            font-weight: 600;
        }

        /* ========== Breadcrumb + H1 ========== */
        .page-header-section {
            background: var(--dark-bg);
            padding: 56px 0 64px;
            position: relative;
            overflow: hidden;
        }
        .page-header-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--gradient-main);
        }
        .page-header-section::after {
            content: '';
            position: absolute;
            top: -120px;
            right: -80px;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle at center, rgba(109, 40, 217, 0.3), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: #c4c4d0;
            transition: color 0.25s ease;
        }
        .breadcrumb a:hover {
            color: var(--primary-amber);
        }
        .breadcrumb .separator {
            color: #5a5a6e;
            font-size: 12px;
        }
        .breadcrumb .current {
            color: var(--primary-amber);
            font-weight: 600;
        }
        .page-header-title {
            font-size: 38px;
            font-weight: 800;
            color: #fff;
            letter-spacing: 0.02em;
            margin-bottom: 12px;
            line-height: 1.3;
        }
        .page-header-desc {
            font-size: 17px;
            color: #c7c7d4;
            max-width: 720px;
            line-height: 1.8;
        }

        /* ========== Section titles ========== */
        .section-title-wrap {
            margin-bottom: 40px;
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
        }
        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: 0.02em;
            margin-bottom: 8px;
        }
        .section-subtitle {
            font-size: 16px;
            color: var(--text-muted);
            max-width: 560px;
        }
        .section-link-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--primary-purple);
            font-weight: 600;
            font-size: 15px;
            transition: all 0.25s ease;
            white-space: nowrap;
        }
        .section-link-more:hover {
            color: var(--primary-pink);
            transform: translateX(4px);
        }

        /* ========== Stats Board ========== */
        .stats-board {
            background: var(--dark-secondary);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            box-shadow: 0 8px 36px rgba(0, 0, 0, 0.2);
            border: 1px solid rgba(255, 255, 255, 0.04);
        }
        .stat-item {
            text-align: center;
            padding: 8px 4px;
        }
        .stat-number {
            font-size: 34px;
            font-weight: 800;
            background: var(--gradient-text);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            line-height: 1.3;
        }
        .stat-unit {
            font-size: 16px;
            font-weight: 600;
            color: var(--primary-amber);
        }
        .stat-label {
            font-size: 14px;
            color: #9a9ab0;
            margin-top: 4px;
        }

        /* ========== Training Cards ========== */
        .training-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .training-card {
            display: flex;
            flex-direction: column;
            background: #fff;
            border-radius: var(--radius-card);
            padding: 32px 28px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: all 0.35s ease;
            position: relative;
            overflow: hidden;
        }
        .training-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .training-card .card-gradient-bar {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--gradient-main);
            border-radius: var(--radius-card) var(--radius-card) 0 0;
        }
        .training-card-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 52px;
            height: 52px;
            border-radius: 14px;
            background: rgba(109, 40, 217, 0.08);
            color: var(--primary-purple);
            font-size: 24px;
            margin-bottom: 18px;
            transition: all 0.3s ease;
        }
        .training-card:hover .training-card-icon {
            background: var(--gradient-btn);
            color: #fff;
            transform: scale(1.08);
        }
        .training-card h3 {
            font-size: 19px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
            letter-spacing: 0.01em;
        }
        .training-card p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
            flex-grow: 1;
        }
        .training-card .meta-tag {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .meta-tag .tag {
            padding: 4px 12px;
            background: var(--light-bg);
            border-radius: 20px;
            font-size: 13px;
            font-weight: 500;
            color: var(--text-secondary);
            border: 1px solid var(--border-light);
        }

        /* ========== Coach Team ========== */
        .coach-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .coach-card {
            background: #fff;
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: all 0.35s ease;
            text-align: center;
        }
        .coach-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .coach-avatar {
            width: 96px;
            height: 96px;
            border-radius: 50%;
            overflow: hidden;
            margin: 0 auto 16px;
            border: 3px solid transparent;
            background: linear-gradient(135deg, #6D28D9, #DB2777, #F59E0B) border-box;
            box-shadow: 0 4px 16px rgba(109, 40, 217, 0.2);
            position: relative;
        }
        .coach-avatar img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 50%;
            border: 2px solid #fff;
        }
        .coach-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 4px;
        }
        .coach-title {
            font-size: 14px;
            color: var(--primary-amber);
            font-weight: 600;
            margin-bottom: 10px;
        }
        .coach-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* ========== Student Stories ========== */
        .stories-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .story-card {
            background: #fff;
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: all 0.35s ease;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .story-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .story-card img {
            border-radius: 12px;
            width: 100%;
            height: 180px;
            object-fit: cover;
        }
        .story-identity {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .story-avatar {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: var(--gradient-btn);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 16px;
            flex-shrink: 0;
        }
        .story-name {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
        }
        .story-rank {
            font-size: 13px;
            color: var(--primary-amber);
            font-weight: 600;
        }
        .story-text {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            flex-grow: 1;
        }

        /* ========== FAQ ========== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
            max-width: 800px;
        }
        .faq-item {
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: all 0.3s ease;
        }
        .faq-item:hover {
            box-shadow: var(--shadow-hover);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 24px;
            width: 100%;
            background: transparent;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-primary);
            text-align: left;
            transition: background 0.25s ease;
        }
        .faq-question:hover {
            background: rgba(109, 40, 217, 0.04);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--light-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-purple);
            font-size: 14px;
            transition: all 0.3s ease;
        }
        .faq-item.open .faq-question .faq-icon {
            background: var(--gradient-btn);
            color: #fff;
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 24px;
        }
        .faq-item.open .faq-answer {
            max-height: 500px;
            padding: 0 24px 20px;
        }
        .faq-answer p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
        }

        /* ========== CTA Form ========== */
        .cta-section {
            background: var(--dark-bg);
            padding: 64px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--gradient-main);
        }
        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -160px;
            left: -100px;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle at center, rgba(219, 39, 119, 0.22), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-card {
            background: #1A1A2E;
            border-radius: var(--radius-card);
            padding: 44px 40px;
            max-width: 760px;
            margin: 0 auto;
            border: 1px solid rgba(255, 255, 255, 0.06);
            box-shadow: 0 16px 48px rgba(0, 0, 0, 0.3);
            position: relative;
            z-index: 1;
        }
        .cta-card h2 {
            font-size: 28px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: 0.02em;
        }
        .cta-card .cta-subtitle {
            font-size: 16px;
            color: #b0b0c8;
            margin-bottom: 28px;
        }
        .form-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }
        .form-group {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .form-group label {
            font-size: 14px;
            font-weight: 600;
            color: #d0d0e0;
        }
        .form-group input,
        .form-group textarea {
            background: #fff;
            border: 1px solid transparent;
            border-radius: var(--radius-input);
            padding: 12px 16px;
            font-size: 15px;
            color: var(--text-primary);
            transition: all 0.25s ease;
            width: 100%;
        }
        .form-group input:focus,
        .form-group textarea:focus {
            border-color: var(--primary-purple);
            box-shadow: 0 0 0 3px var(--focus-ring);
            outline: none;
        }
        .form-group textarea {
            min-height: 100px;
            resize: vertical;
        }
        .form-group-full {
            grid-column: 1 / -1;
        }
        .form-submit {
            margin-top: 8px;
            width: 100%;
            justify-content: center;
            padding: 16px 32px;
            font-size: 17px;
            font-weight: 700;
        }

        /* ========== Footer ========== */
        .site-footer {
            background: var(--dark-bg);
            color: #b0b0c8;
            padding: 56px 0 24px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 36px;
        }
        .footer-brand .logo {
            color: #fff;
            font-size: 22px;
            font-weight: 800;
            gap: 10px;
            margin-bottom: 12px;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: #9a9ab0;
            max-width: 320px;
        }
        .footer-col h4 {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-col ul a {
            font-size: 14px;
            color: #b0b0c8;
            transition: color 0.25s ease;
        }
        .footer-col ul a:hover {
            color: var(--primary-amber);
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            font-size: 13px;
            color: #7a7a94;
        }
        .footer-bottom a {
            color: #b0b0c8;
            transition: color 0.25s ease;
        }
        .footer-bottom a:hover {
            color: var(--primary-amber);
        }

        /* ========== Responsive ========== */
        @media (max-width: 1024px) {
            .nav-desktop {
                gap: 2px;
            }
            .nav-desktop li a {
                padding: 8px 10px;
                font-size: 14px;
            }
            .header-search {
                min-width: 140px;
            }
            .training-grid,
            .coach-grid,
            .stories-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-board {
                grid-template-columns: repeat(2, 1fr);
            }
            .form-grid {
                grid-template-columns: 1fr;
            }
            .form-group-full {
                grid-column: 1;
            }
        }

        @media (max-width: 768px) {
            .section-padding {
                padding: 48px 0;
            }
            .section-padding-sm {
                padding: 32px 0;
            }
            .nav-desktop {
                display: none;
            }
            .nav-mobile-toggle {
                display: flex;
            }
            .nav-mobile-menu {
                display: flex;
            }
            .header-search {
                display: none;
            }
            .header-cta {
                display: none;
            }
            .page-header-title {
                font-size: 28px;
            }
            .page-header-desc {
                font-size: 15px;
            }
            .section-title {
                font-size: 23px;
            }
            .training-grid,
            .coach-grid,
            .stories-grid {
                grid-template-columns: 1fr;
            }
            .stats-board {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
                padding: 20px 16px;
            }
            .stat-number {
                font-size: 28px;
            }
            .cta-card {
                padding: 28px 20px;
            }
            .cta-card h2 {
                font-size: 23px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .site-header .container {
                gap: 10px;
            }
            .logo {
                font-size: 19px;
            }
            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 15px;
            }
            .page-header-section {
                padding: 40px 0 48px;
            }
            .page-header-title {
                font-size: 24px;
            }
            .breadcrumb {
                font-size: 13px;
                gap: 6px;
            }
            .stats-board {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
                padding: 16px 12px;
            }
            .stat-number {
                font-size: 24px;
            }
            .training-card,
            .coach-card,
            .story-card {
                padding: 20px 16px;
            }
            .btn-primary,
            .btn-secondary {
                padding: 12px 24px;
                font-size: 15px;
            }
            .btn-sm {
                padding: 8px 16px;
                font-size: 13px;
            }
        }

/* roulang page: category6 */
:root {
            --primary-purple: #6D28D9;
            --primary-pink: #DB2777;
            --primary-amber: #F59E0B;
            --dark-bg: #0F0F1A;
            --dark-secondary: #1A1A2E;
            --light-bg: #F8F9FC;
            --white: #FFFFFF;
            --text-primary: #17171F;
            --text-secondary: #4A4A55;
            --text-muted: #8A8A97;
            --border-light: rgba(0, 0, 0, 0.06);
            --radius-card: 16px;
            --radius-btn: 999px;
            --radius-badge: 12px;
            --radius-input: 12px;
            --shadow-card: 0 6px 24px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.12);
            --font-stack: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
            --gradient-main: linear-gradient(135deg, #6D28D9 0%, #DB2777 50%, #F59E0B 100%);
            --gradient-btn: linear-gradient(135deg, #6D28D9 0%, #DB2777 100%);
            --gradient-text: linear-gradient(135deg, #6D28D9, #DB2777, #F59E0B);
            --focus-ring: rgba(109, 40, 217, 0.35);
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-primary);
            background-color: var(--white);
            overflow-x: hidden;
            margin: 0;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.25s ease, opacity 0.25s ease;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 3px solid var(--focus-ring);
            outline-offset: 2px;
            border-radius: 6px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            background: none;
        }
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .section-padding {
            padding: 88px 0;
        }
        .section-padding-sm {
            padding: 56px 0;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 32px;
            background: var(--gradient-btn);
            color: #fff;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 16px;
            transition: all 0.3s ease;
            border: none;
            box-shadow: 0 4px 16px rgba(109, 40, 217, 0.3);
            letter-spacing: 0.02em;
            cursor: pointer;
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(109, 40, 217, 0.45);
            background: linear-gradient(135deg, #5B21B6 0%, #BE185D 100%);
        }
        .btn-primary:active {
            transform: scale(0.98);
            box-shadow: 0 2px 8px rgba(109, 40, 217, 0.3);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 32px;
            background: #fff;
            color: var(--primary-purple);
            border: 2px solid transparent;
            border-image: var(--gradient-btn) 1;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 16px;
            transition: all 0.3s ease;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
            letter-spacing: 0.02em;
            background-clip: padding-box;
            position: relative;
            cursor: pointer;
        }
        .btn-secondary::before {
            content: '';
            position: absolute;
            inset: -2px;
            border-radius: var(--radius-btn);
            background: var(--gradient-btn);
            z-index: -1;
        }
        .btn-secondary:hover {
            background: linear-gradient(135deg, rgba(109, 40, 217, 0.06), rgba(219, 39, 119, 0.06));
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
        }
        .btn-secondary:active {
            transform: scale(0.98);
        }
        .btn-sm {
            padding: 10px 20px;
            font-size: 14px;
        }
        .card {
            background: var(--white);
            border-radius: var(--radius-card);
            padding: 28px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: all 0.35s ease;
            position: relative;
            overflow: hidden;
        }
        .card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            background: var(--gradient-btn);
            color: #fff;
            border-radius: var(--radius-badge);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.02em;
        }
        .badge-outline {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 12px;
            background: transparent;
            color: var(--primary-purple);
            border: 1px solid rgba(109, 40, 217, 0.2);
            border-radius: 999px;
            font-size: 13px;
            font-weight: 500;
        }
        .site-header {
            background: #fff;
            box-shadow: 0 1px 8px rgba(0, 0, 0, 0.06);
            border-bottom: 1px solid rgba(0, 0, 0, 0.06);
            position: sticky;
            top: 0;
            z-index: 100;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            padding-top: 16px;
            padding-bottom: 16px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.25rem;
            color: var(--text-primary);
        }
        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 12px;
            background: var(--gradient-btn);
            color: #fff;
            font-size: 18px;
        }
        .nav-desktop {
            display: flex;
            list-style: none;
            gap: 28px;
            margin: 0;
            padding: 0;
        }
        .nav-desktop li a {
            font-weight: 500;
            color: var(--text-secondary);
            font-size: 15px;
            transition: color 0.25s;
            padding: 8px 0;
            position: relative;
            display: inline-block;
        }
        .nav-desktop li a:hover {
            color: var(--primary-purple);
        }
        .nav-desktop li a.active {
            color: var(--primary-purple);
            font-weight: 700;
        }
        .nav-desktop li a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--gradient-btn);
            border-radius: 2px;
        }
        .header-search {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 8px 16px;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-input);
            background: var(--light-bg);
            color: var(--text-muted);
        }
        .header-search input {
            border: none;
            background: transparent;
            outline: none;
            width: 160px;
            color: var(--text-primary);
        }
        .header-search input::placeholder {
            color: var(--text-muted);
        }
        .header-cta {
            flex-shrink: 0;
        }
        .nav-mobile-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 4px;
        }
        .nav-mobile-toggle span {
            width: 24px;
            height: 2px;
            background: var(--text-primary);
            transition: all 0.3s;
            display: block;
        }
        .nav-mobile-menu {
            display: none;
            background: #fff;
            border-top: 1px solid var(--border-light);
            padding: 12px 0;
        }
        .nav-mobile-menu a {
            display: block;
            padding: 12px 24px;
            font-weight: 500;
            color: var(--text-secondary);
        }
        .nav-mobile-menu a:hover,
        .nav-mobile-menu a.active {
            color: var(--primary-purple);
            background: rgba(109, 40, 217, 0.04);
        }
        .page-hero-compact {
            background: linear-gradient(135deg, #F8F9FC 0%, #FFFFFF 100%);
            border-bottom: 1px solid var(--border-light);
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 24px;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--text-secondary);
        }
        .breadcrumb a:hover {
            color: var(--primary-purple);
        }
        .breadcrumb .separator {
            color: #ccc;
        }
        .page-hero-compact h1 {
            font-size: clamp(32px, 5vw, 40px);
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 12px;
            margin-top: 0;
        }
        .category-desc {
            font-size: 18px;
            color: var(--text-secondary);
            max-width: 720px;
            margin: 0;
        }
        .data-strip {
            background: var(--dark-bg);
        }
        .data-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .data-card {
            background: var(--dark-secondary);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            text-align: center;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
        }
        .data-number {
            display: block;
            font-size: 32px;
            font-weight: 800;
            background: var(--gradient-text);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        .data-label {
            display: block;
            margin-top: 8px;
            font-size: 15px;
            color: #aaa;
        }
        .section-header-row {
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            gap: 16px;
            margin-bottom: 32px;
            flex-wrap: wrap;
        }
        .section-header-row h2 {
            font-size: 28px;
            font-weight: 700;
            margin: 0 0 8px;
        }
        .section-header-row p {
            color: var(--text-secondary);
            margin: 0;
            font-size: 16px;
        }
        .post-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .post-item {
            display: flex;
            gap: 20px;
            padding: 24px;
            border: 1px solid var(--border-light);
            border-radius: 16px;
            box-shadow: var(--shadow-card);
            background: #fff;
            transition: all 0.3s;
        }
        .post-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .post-thumb {
            width: 180px;
            min-width: 180px;
            height: 120px;
            object-fit: cover;
            border-radius: 12px;
            background: #ddd;
        }
        .post-body {
            flex: 1;
        }
        .post-body h3 {
            font-size: 20px;
            font-weight: 700;
            margin: 0 0 8px;
        }
        .post-body p {
            color: var(--text-secondary);
            font-size: 15px;
            margin: 0 0 12px;
        }
        .post-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 12px;
        }
        .post-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .post-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            margin-bottom: 12px;
        }
        .post-tag {
            background: rgba(109, 40, 217, 0.06);
            color: var(--primary-purple);
            padding: 4px 10px;
            border-radius: 999px;
            font-size: 13px;
        }
        .btn-read-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--primary-purple);
            font-weight: 600;
            font-size: 14px;
            transition: color 0.25s;
        }
        .btn-read-more:hover {
            color: var(--primary-pink);
        }
        .tags-section {
            background: var(--light-bg);
        }
        .tags-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }
        .tag {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            border: 1px solid rgba(109, 40, 217, 0.2);
            border-radius: 999px;
            color: var(--primary-purple);
            font-size: 14px;
            background: #fff;
            transition: all 0.25s;
        }
        .tag:hover {
            background: rgba(109, 40, 217, 0.06);
            border-color: var(--primary-purple);
            transform: translateY(-1px);
        }
        .rank-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .rank-item {
            display: flex;
            align-items: center;
            gap: 20px;
            padding: 18px 24px;
            border: 1px solid var(--border-light);
            border-radius: 16px;
            background: #fff;
            box-shadow: var(--shadow-card);
            transition: all 0.3s;
        }
        .rank-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .rank-number {
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: var(--gradient-btn);
            color: #fff;
            font-weight: 800;
            font-size: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .rank-content {
            flex: 1;
        }
        .rank-title {
            font-weight: 600;
            font-size: 18px;
            margin-bottom: 4px;
        }
        .rank-heat {
            color: var(--text-muted);
            font-size: 14px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .rank-badge {
            background: rgba(245, 158, 11, 0.1);
            color: #B45309;
            padding: 4px 10px;
            border-radius: 999px;
            font-size: 13px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            flex-shrink: 0;
        }
        .topic-cards-section {
            background: var(--light-bg);
        }
        .topic-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .topic-card {
            border-radius: 16px;
            overflow: hidden;
            background: #fff;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: all 0.3s;
        }
        .topic-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .topic-card img {
            width: 100%;
            height: 180px;
            object-fit: cover;
        }
        .topic-body {
            padding: 20px;
        }
        .topic-body h3 {
            font-size: 18px;
            font-weight: 700;
            margin: 0 0 8px;
        }
        .topic-body p {
            color: var(--text-secondary);
            font-size: 14px;
            margin: 0 0 12px;
        }
        .topic-body .btn-read-more {
            font-size: 14px;
        }
        .subscribe-cta {
            background: linear-gradient(135deg, #6D28D9 0%, #DB2777 100%);
        }
        .subscribe-inner {
            max-width: 640px;
            margin: 0 auto;
            text-align: center;
            color: #fff;
            padding: 40px 24px;
        }
        .subscribe-inner h2 {
            font-size: 28px;
            font-weight: 800;
            margin: 0 0 12px;
        }
        .subscribe-inner p {
            font-size: 18px;
            margin: 0 0 24px;
            opacity: 0.9;
        }
        .subscribe-form {
            display: flex;
            gap: 12px;
            max-width: 480px;
            margin: 0 auto;
        }
        .subscribe-form input {
            flex: 1;
            padding: 14px 20px;
            border-radius: var(--radius-btn);
            border: none;
            outline: none;
            font-size: 16px;
            background: #fff;
            color: var(--text-primary);
        }
        .subscribe-form input::placeholder {
            color: var(--text-muted);
        }
        .subscribe-form button {
            flex-shrink: 0;
        }
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            border: 1px solid var(--border-light);
            border-radius: 16px;
            background: #fff;
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all 0.3s;
        }
        .faq-question {
            width: 100%;
            text-align: left;
            padding: 18px 24px;
            font-size: 18px;
            font-weight: 600;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            background: none;
            border: none;
            cursor: pointer;
            color: var(--text-primary);
            transition: color 0.25s;
        }
        .faq-question:hover {
            color: var(--primary-purple);
        }
        .faq-question i {
            transition: transform 0.3s;
            color: var(--text-muted);
            font-size: 16px;
        }
        .faq-item.active .faq-question i {
            transform: rotate(180deg);
            color: var(--primary-purple);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
            padding: 0 24px;
        }
        .faq-item.active .faq-answer {
            max-height: 400px;
            padding: 0 24px 20px;
            color: var(--text-secondary);
        }
        .site-footer {
            background: var(--dark-bg);
            color: #aaa;
            padding: 56px 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 48px;
        }
        .footer-brand .logo {
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-brand p {
            font-size: 15px;
            color: #aaa;
            max-width: 300px;
            margin: 0;
        }
        .footer-col h4 {
            color: #fff;
            font-weight: 700;
            margin: 0 0 16px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul a {
            color: #aaa;
            font-size: 15px;
        }
        .footer-col ul a:hover {
            color: #fff;
        }
        .footer-bottom {
            margin-top: 40px;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 14px;
        }
        .footer-bottom a {
            color: #ccc;
        }
        .footer-bottom a:hover {
            color: #fff;
        }
        @media (max-width: 1024px) {
            .nav-desktop {
                display: none;
            }
            .header-search {
                display: none;
            }
            .nav-mobile-toggle {
                display: flex;
            }
            .nav-mobile-menu.open {
                display: block;
            }
            .data-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .topic-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .section-padding {
                padding: 56px 0;
            }
            .section-padding-sm {
                padding: 40px 0;
            }
            .container {
                padding: 0 16px;
            }
            .page-hero-compact h1 {
                font-size: 28px;
            }
            .post-item {
                flex-direction: column;
            }
            .post-thumb {
                width: 100%;
                min-width: auto;
                height: 180px;
            }
            .topic-grid {
                grid-template-columns: 1fr;
            }
            .subscribe-form {
                flex-direction: column;
            }
            .subscribe-form button {
                width: 100%;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .footer-bottom {
                flex-direction: column;
            }
        }
        @media (max-width: 520px) {
            .data-grid {
                grid-template-columns: 1fr;
            }
            .rank-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }
            .rank-badge {
                align-self: flex-start;
            }
            .post-meta {
                gap: 8px;
            }
        }