/* roulang page: index */
:root {
            --primary: #00ff41;
            --primary-purple: #b300ff;
            --bg: #0f0f0f;
            --card-bg: #1a1a1a;
            --text: #f0f0f0;
            --text-muted: #888888;
            --border: rgba(255, 255, 255, 0.1);
            --radius: 6px;
            --shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
            --shadow-hover: 0 8px 20px rgba(0, 0, 0, 0.8);
            --transition: 0.2s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: 'system-ui', '-apple-system', 'Inter', 'sans-serif';
            background-color: var(--bg);
            color: var(--text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        input {
            font-family: inherit;
        }

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

        /* Header / Nav */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(15, 15, 15, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
            transition: background var(--transition);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 60px;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .logo {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.02em;
            white-space: nowrap;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .logo-icon {
            width: 28px;
            height: 28px;
            border-radius: 4px;
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: #000;
            font-weight: 900;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-links a {
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: 500;
            position: relative;
            padding: 6px 0;
            transition: color var(--transition);
            white-space: nowrap;
        }
        .nav-links a:hover,
        .nav-links a.active {
            color: var(--primary);
        }
        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--primary);
            border-radius: 1px;
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary);
            border-radius: 1px;
            transition: width var(--transition);
        }
        .nav-links a:hover::after {
            width: 100%;
        }

        /* Mega Panel */
        .mega-trigger {
            position: relative;
        }
        .mega-panel {
            position: absolute;
            top: 100%;
            right: 0;
            margin-top: 10px;
            background: #1a1a1a;
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 20px 24px;
            min-width: 340px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(-8px);
            transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
            z-index: 1001;
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.7);
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }
        .mega-trigger:hover .mega-panel {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .mega-panel .mega-col h4 {
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 0.04em;
            color: var(--primary);
            margin-bottom: 10px;
            font-weight: 600;
        }
        .mega-panel .mega-col a {
            display: block;
            font-size: 0.85rem;
            color: var(--text-muted);
            padding: 4px 0;
            transition: color var(--transition);
        }
        .mega-panel .mega-col a:hover {
            color: var(--primary);
        }
        .mega-score-card {
            background: #111;
            border-radius: 4px;
            padding: 10px 12px;
            font-size: 0.8rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            border: 1px solid var(--border);
        }
        .mega-score-card .score {
            color: var(--primary);
            font-weight: 700;
            font-size: 1rem;
        }

        /* Hamburger */
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            background: none;
            border: none;
            padding: 4px;
            z-index: 1002;
        }
        .hamburger span {
            width: 24px;
            height: 2px;
            background: var(--text);
            border-radius: 2px;
            transition: all var(--transition);
        }
        .mobile-menu {
            display: none;
            position: fixed;
            top: 60px;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(15, 15, 15, 0.98);
            z-index: 999;
            flex-direction: column;
            padding: 30px 20px;
            gap: 16px;
            overflow-y: auto;
        }
        .mobile-menu.active {
            display: flex;
        }
        .mobile-menu a {
            font-size: 1.1rem;
            color: var(--text);
            padding: 10px 0;
            border-bottom: 1px solid var(--border);
            font-weight: 500;
        }
        .mobile-menu a:hover {
            color: var(--primary);
        }

        /* Hero */
        .hero-section {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            overflow: hidden;
            padding-top: 60px;
        }
        .hero-bg {
            position: absolute;
            inset: 0;
            z-index: 0;
            background: radial-gradient(ellipse at 50% 30%, rgba(0, 255, 65, 0.06) 0%, transparent 60%),
                radial-gradient(ellipse at 25% 70%, rgba(179, 0, 255, 0.04) 0%, transparent 50%),
                #0f0f0f;
        }
        #particleCanvas {
            position: absolute;
            inset: 0;
            z-index: 1;
            pointer-events: none;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 1200px;
            margin: 0 auto;
            padding: 60px 20px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }
        .hero-text h1 {
            font-size: clamp(2rem, 4.5vw, 3.5rem);
            font-weight: 700;
            line-height: 1.2;
            color: #fff;
            margin-bottom: 20px;
            letter-spacing: -0.02em;
        }
        .hero-text h1 span {
            color: var(--primary);
            position: relative;
        }
        .hero-text h1 span::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--primary);
            opacity: 0.5;
        }
        .hero-text .hero-subtitle {
            font-size: 1.1rem;
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 30px;
            max-width: 520px;
        }
        .hero-cta-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            background: var(--primary);
            color: #000;
            font-weight: 700;
            border-radius: 5px;
            border: none;
            font-size: 0.95rem;
            transition: all 0.15s ease;
            text-decoration: none;
            letter-spacing: 0.01em;
        }
        .btn-primary:hover {
            box-shadow: 0 0 18px var(--primary);
            transform: translateY(-1px);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            border-radius: 5px;
            border: 1.5px solid var(--border);
            font-size: 0.95rem;
            transition: all 0.15s ease;
            text-decoration: none;
        }
        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            box-shadow: 0 0 12px rgba(0, 255, 65, 0.2);
        }
        .hero-data-panel {
            background: rgba(26, 26, 26, 0.85);
            border: 1px solid var(--border);
            border-radius: 10px;
            padding: 24px;
            display: flex;
            flex-direction: column;
            gap: 14px;
            backdrop-filter: blur(8px);
        }
        .hero-data-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 10px 0;
            border-bottom: 1px solid var(--border);
        }
        .hero-data-row:last-child {
            border-bottom: none;
        }
        .hero-data-row .team-name {
            font-weight: 600;
            font-size: 0.9rem;
        }
        .hero-data-row .live-score {
            color: var(--primary);
            font-weight: 700;
            font-size: 1.2rem;
            letter-spacing: 0.03em;
        }
        .hero-data-row .status-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--primary);
            animation: pulse-dot 1.2s infinite;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(0, 255, 65, 0.7);
            }
            50% {
                box-shadow: 0 0 0 8px rgba(0, 255, 65, 0);
            }
        }
        .hero-live-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.75rem;
            color: var(--primary);
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }

        /* Sections */
        section {
            padding: 80px 0;
        }
        .section-title {
            font-size: clamp(1.5rem, 2.5vw, 2rem);
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--text-muted);
            margin-bottom: 40px;
            max-width: 600px;
            line-height: 1.7;
        }
        .section-header {
            margin-bottom: 40px;
        }

        /* Cards */
        .card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: 7px;
            padding: 24px;
            transition: transform var(--transition), box-shadow var(--transition);
            position: relative;
            overflow: hidden;
        }
        .card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .card-icon {
            width: 44px;
            height: 44px;
            border-radius: 6px;
            background: rgba(0, 255, 65, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 14px;
            font-size: 1.3rem;
            color: var(--primary);
        }
        .card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 6px;
        }
        .card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* Service Grid - Asymmetric */
        .service-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            grid-template-rows: auto auto;
            gap: 16px;
        }
        .service-grid .card:first-child {
            grid-row: span 2;
            min-height: 280px;
        }

        /* Stats */
        .stats-row {
            display: flex;
            gap: 30px;
            flex-wrap: wrap;
            justify-content: space-around;
            text-align: center;
        }
        .stat-item {
            flex: 1;
            min-width: 140px;
        }
        .stat-number {
            font-size: 2.8rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.02em;
            line-height: 1;
        }
        .stat-label {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-top: 6px;
        }

        /* Case / Alternating */
        .case-row {
            display: flex;
            gap: 40px;
            align-items: center;
            margin-bottom: 50px;
            flex-wrap: wrap;
        }
        .case-row.reverse {
            flex-direction: row-reverse;
        }
        .case-img {
            flex: 1;
            min-width: 280px;
            border-radius: 8px;
            overflow: hidden;
            border: 1px solid var(--border);
        }
        .case-img img {
            width: 100%;
            height: auto;
            display: block;
            transition: transform 0.4s ease;
        }
        .case-row:hover .case-img img {
            transform: scale(1.03);
        }
        .case-text {
            flex: 1;
            min-width: 280px;
        }
        .case-text h3 {
            font-size: 1.4rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }
        .case-text p {
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 12px;
        }

        /* Tabs */
        .tab-nav {
            display: flex;
            gap: 4px;
            flex-wrap: wrap;
            margin-bottom: 24px;
            border-bottom: 1px solid var(--border);
            padding-bottom: 0;
        }
        .tab-btn {
            padding: 10px 20px;
            background: transparent;
            border: none;
            color: var(--text-muted);
            font-weight: 600;
            font-size: 0.9rem;
            cursor: pointer;
            border-radius: 5px 5px 0 0;
            transition: all var(--transition);
            position: relative;
        }
        .tab-btn.active {
            color: var(--primary);
            background: rgba(0, 255, 65, 0.06);
        }
        .tab-btn.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--primary);
            border-radius: 1px;
        }
        .tab-btn:hover {
            color: #fff;
        }
        .tab-panel {
            display: none;
            animation: fadeIn 0.3s ease;
        }
        .tab-panel.active {
            display: block;
        }
        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(6px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .tab-panel ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .tab-panel ul li {
            padding: 10px 0;
            border-bottom: 1px solid var(--border);
            color: var(--text-muted);
            font-size: 0.9rem;
            display: flex;
            align-items: flex-start;
            gap: 10px;
        }
        .tab-panel ul li::before {
            content: '▸';
            color: var(--primary);
            flex-shrink: 0;
            margin-top: 2px;
        }

        /* News */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 18px;
        }
        .news-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: 7px;
            padding: 18px 20px;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(0, 255, 65, 0.3);
        }
        .news-card .news-date {
            font-size: 0.78rem;
            color: var(--primary);
            font-weight: 600;
            margin-bottom: 8px;
        }
        .news-card h4 {
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .news-card .news-excerpt {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.6;
            flex-grow: 1;
            margin-bottom: 12px;
        }
        .news-card .read-more {
            font-size: 0.82rem;
            color: var(--primary);
            font-weight: 600;
            border: 1px solid rgba(0, 255, 65, 0.3);
            padding: 6px 14px;
            border-radius: 4px;
            display: inline-block;
            align-self: flex-start;
            transition: all var(--transition);
            text-decoration: none;
        }
        .news-card .read-more:hover {
            background: var(--primary);
            color: #000;
            border-color: var(--primary);
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            border: 1px solid var(--border);
            border-radius: 7px;
            margin-bottom: 10px;
            overflow: hidden;
            background: var(--card-bg);
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(0, 255, 65, 0.3);
        }
        .faq-question {
            width: 100%;
            background: none;
            border: none;
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            padding: 16px 20px;
            text-align: left;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            line-height: 1.5;
        }
        .faq-icon {
            font-size: 1.2rem;
            color: var(--primary);
            transition: transform var(--transition);
            flex-shrink: 0;
            font-weight: 700;
        }
        .faq-item.open .faq-icon {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
        }
        .faq-answer p {
            padding: 0 20px 16px;
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.7;
            margin: 0;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(180deg, rgba(0, 255, 65, 0.03) 0%, transparent 100%);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .cta-form input {
            background: #111;
            border: 1px solid var(--border);
            color: #fff;
            padding: 12px 16px;
            border-radius: 5px;
            font-size: 0.9rem;
            width: 100%;
            transition: border-color var(--transition);
            outline: none;
        }
        .cta-form input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(0, 255, 65, 0.08);
        }

        /* Footer */
        .site-footer {
            background: #0a0a0a;
            border-top: 1px solid var(--border);
            padding: 50px 0 30px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 30px;
        }
        .footer-col h4 {
            font-size: 0.85rem;
            text-transform: uppercase;
            letter-spacing: 0.04em;
            color: var(--primary);
            margin-bottom: 14px;
            font-weight: 600;
        }
        .footer-col p,
        .footer-col a {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.8;
            display: block;
            transition: color var(--transition);
        }
        .footer-col a:hover {
            color: var(--primary);
        }
        .footer-bottom {
            border-top: 1px solid var(--border);
            margin-top: 30px;
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: space-between;
            align-items: center;
            font-size: 0.78rem;
            color: var(--text-muted);
        }
        .footer-bottom a {
            color: var(--text-muted);
            transition: color var(--transition);
        }
        .footer-bottom a:hover {
            color: var(--primary);
        }

        /* Deep Content */
        .deep-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: start;
        }
        .deep-content.full-width {
            grid-template-columns: 1fr;
        }
        .deep-content h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }
        .deep-content p {
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 12px;
            font-size: 0.93rem;
        }
        .deep-content .highlight-box {
            background: rgba(0, 255, 65, 0.04);
            border-left: 3px solid var(--primary);
            padding: 16px 20px;
            border-radius: 0 6px 6px 0;
            margin: 16px 0;
            font-size: 0.9rem;
            color: #ddd;
            line-height: 1.7;
        }

        /* Brand Intro */
        .brand-intro {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .brand-intro-img {
            border-radius: 8px;
            overflow: hidden;
            border: 1px solid var(--border);
        }
        .brand-intro-img img {
            width: 100%;
            height: auto;
            display: block;
        }
        .brand-intro-text h3 {
            font-size: 1.4rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }
        .brand-intro-text p {
            color: var(--text-muted);
            line-height: 1.8;
            font-size: 0.93rem;
            margin-bottom: 10px;
        }

        /* Hot Tournament Zone */
        .tournament-cards {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }
        .tournament-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 20px;
            text-align: center;
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }
        .tournament-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(0, 255, 65, 0.3);
        }
        .tournament-card .hot-badge {
            position: absolute;
            top: 10px;
            right: 10px;
            background: #e53935;
            color: #fff;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 3px 8px;
            border-radius: 3px;
            letter-spacing: 0.03em;
        }
        .tournament-card h4 {
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
            margin: 10px 0 6px;
        }
        .tournament-card p {
            font-size: 0.82rem;
            color: var(--text-muted);
        }

        /* Upcoming Timeline */
        .timeline-list {
            list-style: none;
            padding: 0;
            margin: 0;
            max-width: 700px;
        }
        .timeline-list li {
            display: flex;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid var(--border);
            align-items: center;
        }
        .timeline-time {
            font-weight: 700;
            color: var(--primary);
            font-size: 0.9rem;
            min-width: 80px;
            flex-shrink: 0;
        }
        .timeline-info {
            flex: 1;
        }
        .timeline-info h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            margin: 0 0 4px;
        }
        .timeline-info p {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin: 0;
        }
        .timeline-badge {
            background: rgba(0, 255, 65, 0.1);
            color: var(--primary);
            font-size: 0.7rem;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 3px;
            white-space: nowrap;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-content {
                grid-template-columns: 1fr;
                gap: 30px;
                text-align: center;
            }
            .hero-text .hero-subtitle {
                max-width: 100%;
            }
            .hero-cta-group {
                justify-content: center;
            }
            .service-grid {
                grid-template-columns: 1fr 1fr;
                grid-template-rows: auto;
            }
            .service-grid .card:first-child {
                grid-row: span 1;
                min-height: auto;
            }
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .deep-content {
                grid-template-columns: 1fr;
            }
            .brand-intro {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .tournament-cards {
                grid-template-columns: repeat(2, 1fr);
            }
            section {
                padding: 50px 0;
            }
        }
        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .hero-content {
                padding: 40px 16px;
            }
            .hero-text h1 {
                font-size: 1.8rem;
            }
            .service-grid {
                grid-template-columns: 1fr;
            }
            .news-grid {
                grid-template-columns: 1fr;
            }
            .case-row {
                flex-direction: column !important;
                gap: 20px;
            }
            .stats-row {
                gap: 16px;
            }
            .stat-number {
                font-size: 2rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .tournament-cards {
                grid-template-columns: 1fr;
            }
            .tab-nav {
                gap: 2px;
            }
            .tab-btn {
                padding: 8px 14px;
                font-size: 0.8rem;
            }
            section {
                padding: 40px 0;
            }
            .mega-panel {
                display: none;
            }
            .hero-data-panel {
                margin-top: 10px;
            }
        }
        @media (max-width: 520px) {
            .hero-cta-group {
                flex-direction: column;
                align-items: center;
            }
            .btn-primary,
            .btn-outline {
                width: 100%;
                justify-content: center;
            }
            .stats-row {
                flex-direction: column;
                align-items: center;
            }
            .section-title {
                font-size: 1.3rem;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #00ff41;
            --primary-purple: #b300ff;
            --bg: #0f0f0f;
            --card-bg: #1a1a1a;
            --text: #f0f0f0;
            --text-muted: #888888;
            --border: rgba(255, 255, 255, 0.1);
            --radius: 6px;
            --shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
            --shadow-hover: 0 8px 20px rgba(0, 0, 0, 0.8);
            --transition: 0.2s ease;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: 'system-ui', '-apple-system', 'Inter', 'sans-serif';
            background-color: var(--bg);
            color: var(--text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        input {
            font-family: inherit;
        }

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

        /* Header / Nav */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(15, 15, 15, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
            transition: background var(--transition);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 60px;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .logo {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.02em;
            white-space: nowrap;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .logo-icon {
            width: 28px;
            height: 28px;
            border-radius: 4px;
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: #000;
            font-weight: 900;
        }

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

        .nav-links a {
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: 500;
            position: relative;
            padding: 6px 0;
            transition: color var(--transition);
            white-space: nowrap;
        }

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

        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--primary);
            border-radius: 1px;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary);
            border-radius: 1px;
            transition: width var(--transition);
        }

        .nav-links a:hover::after {
            width: 100%;
        }

        /* Mega Panel */
        .mega-trigger {
            position: relative;
        }

        .mega-panel {
            position: absolute;
            top: 100%;
            right: 0;
            margin-top: 10px;
            background: #1a1a1a;
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 20px 24px;
            min-width: 340px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(-8px);
            transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
            z-index: 1001;
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.7);
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        .mega-trigger:hover .mega-panel {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .mega-panel .mega-col h4 {
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 0.04em;
            color: var(--primary);
            margin-bottom: 10px;
            font-weight: 600;
        }

        .mega-panel .mega-col a {
            display: block;
            font-size: 0.85rem;
            color: var(--text-muted);
            padding: 4px 0;
            transition: color var(--transition);
        }

        .mega-panel .mega-col a:hover {
            color: var(--primary);
        }

        .mega-score-card {
            background: #111;
            border-radius: 4px;
            padding: 10px 12px;
            font-size: 0.8rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            border: 1px solid var(--border);
        }

        .mega-score-card .score {
            color: var(--primary);
            font-weight: 700;
            font-size: 1rem;
        }

        /* Hamburger */
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            background: none;
            border: none;
            padding: 4px;
            z-index: 1002;
        }

        .hamburger span {
            width: 24px;
            height: 2px;
            background: var(--text);
            border-radius: 2px;
            transition: all var(--transition);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 60px;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(15, 15, 15, 0.98);
            z-index: 999;
            flex-direction: column;
            padding: 30px 20px;
            gap: 16px;
            overflow-y: auto;
        }

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

        .mobile-menu a {
            font-size: 1.1rem;
            color: var(--text-muted);
            padding: 8px 0;
            border-bottom: 1px solid var(--border);
        }

        .mobile-menu a:hover {
            color: var(--primary);
        }

        /* Hero */
        .category-hero {
            position: relative;
            min-height: 55vh;
            display: flex;
            align-items: center;
            background: linear-gradient(180deg, #0a0a0a 0%, #0f0f0f 40%, #111 100%);
            overflow: hidden;
            margin-top: 60px;
            padding: 60px 0;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -15%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(0, 255, 65, 0.06) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .category-hero::after {
            content: '';
            position: absolute;
            bottom: -20%;
            left: -10%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(179, 0, 255, 0.04) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .category-hero .hero-content {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .category-hero .hero-text h1 {
            font-size: 2.8rem;
            font-weight: 700;
            color: #fff;
            line-height: 1.3;
            margin: 0 0 16px 0;
            letter-spacing: -0.02em;
        }

        .category-hero .hero-text h1 span {
            color: var(--primary);
        }

        .category-hero .hero-text .hero-desc {
            font-size: 1.05rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0 0 24px 0;
            max-width: 520px;
        }

        .category-hero .hero-image {
            position: relative;
            border-radius: 10px;
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: 0 16px 40px rgba(0, 0, 0, 0.6);
        }

        .category-hero .hero-image img {
            width: 100%;
            height: auto;
            display: block;
            object-fit: cover;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary);
            color: #000;
            font-weight: 600;
            padding: 12px 28px;
            border-radius: 6px;
            font-size: 0.95rem;
            transition: all 0.15s ease;
            border: none;
            cursor: pointer;
            text-decoration: none;
            letter-spacing: 0.01em;
        }

        .btn-primary:hover {
            box-shadow: 0 0 18px rgba(0, 255, 65, 0.45);
            transform: translateY(-1px);
            background: #1aff55;
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--text);
            font-weight: 500;
            padding: 11px 26px;
            border-radius: 6px;
            font-size: 0.95rem;
            transition: all 0.15s ease;
            border: 1px solid var(--border);
            cursor: pointer;
            text-decoration: none;
            letter-spacing: 0.01em;
        }

        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            box-shadow: 0 0 12px rgba(0, 255, 65, 0.15);
        }

        /* Section */
        .section {
            padding: 80px 0;
        }

        .section-dark {
            background: #0a0a0a;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: #fff;
            margin: 0 0 12px 0;
            letter-spacing: -0.02em;
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--text-muted);
            margin: 0 0 40px 0;
            max-width: 600px;
            line-height: 1.6;
        }

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

        /* Cards */
        .card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 28px 24px;
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

        .card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(0, 255, 65, 0.25);
        }

        .card-icon {
            width: 44px;
            height: 44px;
            border-radius: 8px;
            background: rgba(0, 255, 65, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 16px;
            font-size: 1.3rem;
            color: var(--primary);
        }

        .card h3 {
            font-size: 1.15rem;
            font-weight: 600;
            color: #fff;
            margin: 0 0 8px 0;
        }

        .card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
        }

        /* Feature rows */
        .feature-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .feature-row.reverse {
            direction: rtl;
        }

        .feature-row.reverse>* {
            direction: ltr;
        }

        .feature-image {
            border-radius: 10px;
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
        }

        .feature-image img {
            width: 100%;
            height: auto;
            display: block;
        }

        .feature-text h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: #fff;
            margin: 0 0 12px 0;
        }

        .feature-text p {
            font-size: 0.95rem;
            color: var(--text-muted);
            margin: 0 0 16px 0;
            line-height: 1.7;
        }

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

        .feature-text ul li {
            padding: 6px 0 6px 22px;
            position: relative;
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        .feature-text ul li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 13px;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--primary);
        }

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

        .stat-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 28px 20px;
            text-align: center;
            transition: all var(--transition);
        }

        .stat-card:hover {
            border-color: rgba(0, 255, 65, 0.3);
            box-shadow: var(--shadow-hover);
        }

        .stat-number {
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1;
            margin-bottom: 8px;
        }

        .stat-label {
            font-size: 0.85rem;
            color: var(--text-muted);
            font-weight: 500;
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .faq-item {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: 8px;
            overflow: hidden;
            transition: all var(--transition);
        }

        .faq-item.active {
            border-color: rgba(0, 255, 65, 0.3);
        }

        .faq-question {
            width: 100%;
            background: none;
            border: none;
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
            padding: 18px 20px;
            text-align: left;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-family: inherit;
            transition: color var(--transition);
        }

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

        .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: var(--primary);
            transition: transform 0.3s ease;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
        }

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

        .faq-answer-inner {
            padding: 0 20px 20px;
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(180deg, #0a0a0a 0%, #111 100%);
            padding: 80px 0;
            text-align: center;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .cta-section h2 {
            font-size: 2rem;
            font-weight: 700;
            color: #fff;
            margin: 0 0 12px 0;
        }

        .cta-section p {
            font-size: 1rem;
            color: var(--text-muted);
            margin: 0 auto 28px;
            max-width: 500px;
            line-height: 1.6;
        }

        /* Form */
        .form-row {
            display: flex;
            gap: 10px;
            max-width: 480px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }

        .form-input {
            flex: 1;
            min-width: 200px;
            background: #111;
            border: 1px solid var(--border);
            border-radius: 6px;
            padding: 12px 16px;
            color: #fff;
            font-size: 0.9rem;
            transition: border-color var(--transition);
            outline: none;
            font-family: inherit;
        }

        .form-input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(0, 255, 65, 0.08);
        }

        .form-input::placeholder {
            color: #555;
        }

        /* Footer */
        .site-footer {
            background: #0a0a0a;
            padding: 60px 0 30px;
            border-top: 1px solid var(--border);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            margin-bottom: 40px;
        }

        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            color: #fff;
            margin: 0 0 14px 0;
            letter-spacing: 0.02em;
        }

        .footer-col p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin: 0 0 8px 0;
            line-height: 1.6;
        }

        .footer-col a {
            display: block;
            font-size: 0.85rem;
            color: var(--text-muted);
            padding: 3px 0;
            transition: color var(--transition);
        }

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

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            padding-top: 20px;
            border-top: 1px solid var(--border);
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .footer-bottom a {
            color: var(--text-muted);
            transition: color var(--transition);
        }

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

        /* Responsive */
        @media (max-width: 1024px) {
            .category-hero .hero-content {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .category-hero .hero-text h1 {
                font-size: 2.2rem;
            }
            .category-hero .hero-image {
                max-width: 500px;
                margin: 0 auto;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .feature-row {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .feature-row.reverse {
                direction: ltr;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .nav-links {
                gap: 16px;
            }
            .nav-links a {
                font-size: 0.8rem;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .mobile-menu {
                display: none;
            }
            .mobile-menu.active {
                display: flex;
            }
            .category-hero {
                min-height: auto;
                padding: 40px 0;
            }
            .category-hero .hero-text h1 {
                font-size: 1.7rem;
            }
            .category-hero .hero-image {
                max-width: 100%;
            }
            .section {
                padding: 50px 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-number {
                font-size: 1.8rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .form-row {
                flex-direction: column;
                align-items: stretch;
            }
            .mega-panel {
                min-width: 280px;
                right: -60px;
            }
        }

        @media (max-width: 520px) {
            .category-hero .hero-text h1 {
                font-size: 1.4rem;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .btn-primary,
            .btn-outline {
                padding: 10px 20px;
                font-size: 0.85rem;
            }
            .card {
                padding: 20px 16px;
            }
            .mega-panel {
                min-width: 240px;
                right: -80px;
                grid-template-columns: 1fr;
                gap: 10px;
                padding: 14px 16px;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #00ff41;
            --primary-purple: #b300ff;
            --bg: #0f0f0f;
            --card-bg: #1a1a1a;
            --text: #f0f0f0;
            --text-muted: #888888;
            --border: rgba(255, 255, 255, 0.1);
            --radius: 6px;
            --shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
            --shadow-hover: 0 8px 20px rgba(0, 0, 0, 0.8);
            --transition: 0.2s ease;
        }

        html {
            scroll-behavior: smooth;
            box-sizing: border-box;
        }

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

        body {
            margin: 0;
            padding: 0;
            font-family: 'system-ui', '-apple-system', 'Inter', 'sans-serif';
            background-color: var(--bg);
            color: var(--text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: 60px;
        }

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

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

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

        input {
            font-family: inherit;
        }

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

        /* Header / Nav */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(15, 15, 15, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
            transition: background var(--transition);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 60px;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .logo {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.02em;
            white-space: nowrap;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .logo-icon {
            width: 28px;
            height: 28px;
            border-radius: 4px;
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: #000;
            font-weight: 900;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-links a {
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: 500;
            position: relative;
            padding: 6px 0;
            transition: color var(--transition);
            white-space: nowrap;
        }
        .nav-links a:hover,
        .nav-links a.active {
            color: var(--primary);
        }
        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--primary);
            border-radius: 1px;
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary);
            border-radius: 1px;
            transition: width var(--transition);
        }
        .nav-links a:hover::after {
            width: 100%;
        }
        /* Mega Panel */
        .mega-trigger {
            position: relative;
        }
        .mega-panel {
            position: absolute;
            top: 100%;
            right: 0;
            margin-top: 10px;
            background: #1a1a1a;
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 20px 24px;
            min-width: 340px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(-8px);
            transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
            z-index: 1001;
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.7);
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }
        .mega-trigger:hover .mega-panel {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .mega-panel .mega-col h4 {
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 0.04em;
            color: var(--primary);
            margin-bottom: 10px;
            font-weight: 600;
        }
        .mega-panel .mega-col a {
            display: block;
            font-size: 0.85rem;
            color: var(--text-muted);
            padding: 4px 0;
            transition: color var(--transition);
        }
        .mega-panel .mega-col a:hover {
            color: var(--primary);
        }
        .mega-score-card {
            background: #111;
            border-radius: 4px;
            padding: 10px 12px;
            font-size: 0.8rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            border: 1px solid var(--border);
        }
        .mega-score-card .score {
            color: var(--primary);
            font-weight: 700;
            font-size: 1rem;
        }
        /* Hamburger */
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            background: none;
            border: none;
            padding: 4px;
            z-index: 1002;
        }
        .hamburger span {
            width: 24px;
            height: 2px;
            background: var(--text);
            border-radius: 2px;
            transition: all var(--transition);
        }
        .mobile-menu {
            display: none;
            position: fixed;
            top: 60px;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(15, 15, 15, 0.98);
            z-index: 999;
            flex-direction: column;
            padding: 30px 20px;
            gap: 16px;
            overflow-y: auto;
        }
        .mobile-menu.active {
            display: flex;
        }
        .mobile-menu a {
            font-size: 1.1rem;
            color: var(--text);
            padding: 10px 0;
            border-bottom: 1px solid var(--border);
        }
        .mobile-menu .mega-trigger-mobile {
            color: var(--text-muted);
            font-size: 1.1rem;
            padding: 10px 0;
            border-bottom: 1px solid var(--border);
            cursor: pointer;
        }
        .mobile-menu .mega-panel-mobile {
            display: none;
            padding: 10px 0 10px 16px;
            flex-direction: column;
            gap: 8px;
        }
        .mobile-menu .mega-panel-mobile.open {
            display: flex;
        }
        .mobile-menu .mega-panel-mobile a {
            font-size: 0.95rem;
            border-bottom: none;
            padding: 4px 0;
            color: var(--text-muted);
        }

        /* Hero Section - 提问式+表单 */
        .category-hero {
            padding: 56px 0 48px;
            background: linear-gradient(180deg, rgba(0, 255, 65, 0.03) 0%, rgba(15, 15, 15, 1) 60%);
            border-bottom: 1px solid var(--border);
            position: relative;
            overflow: hidden;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -80px;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(0, 255, 65, 0.06) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            position: relative;
            z-index: 1;
        }
        .hero-badge {
            display: inline-block;
            background: rgba(0, 255, 65, 0.1);
            color: var(--primary);
            font-size: 0.8rem;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 20px;
            border: 1px solid rgba(0, 255, 65, 0.25);
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }
        .hero-question {
            font-size: 2.4rem;
            font-weight: 700;
            line-height: 1.3;
            margin: 0 0 14px;
            color: var(--text);
            letter-spacing: -0.02em;
        }
        .hero-question .highlight {
            color: var(--primary);
            position: relative;
        }
        .hero-pain {
            font-size: 1.05rem;
            color: var(--text-muted);
            margin: 0 0 8px;
            line-height: 1.6;
        }
        .hero-form-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: 10px;
            padding: 28px 24px;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
        }
        .hero-form-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin: 0 0 6px;
            color: var(--text);
        }
        .hero-form-card .sub {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin: 0 0 18px;
        }
        .hero-form-card input {
            width: 100%;
            background: #111;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 12px 14px;
            color: var(--text);
            font-size: 0.9rem;
            margin-bottom: 12px;
            transition: border-color var(--transition);
            outline: none;
        }
        .hero-form-card input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(0, 255, 65, 0.08);
        }
        .hero-form-card .btn-submit {
            width: 100%;
            background: var(--primary);
            color: #000;
            border: none;
            border-radius: var(--radius);
            padding: 12px 20px;
            font-weight: 700;
            font-size: 0.95rem;
            cursor: pointer;
            transition: all var(--transition);
            letter-spacing: 0.02em;
        }
        .hero-form-card .btn-submit:hover {
            box-shadow: 0 0 18px rgba(0, 255, 65, 0.45);
            transform: translateY(-1px);
        }
        .hero-form-card .form-note {
            font-size: 0.75rem;
            color: var(--text-muted);
            text-align: center;
            margin-top: 10px;
            line-height: 1.4;
        }

        /* Section通用 */
        .section {
            padding: 56px 0;
        }
        .section-alt {
            background: #111;
        }
        .section-label {
            font-size: 0.78rem;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            color: var(--primary);
            font-weight: 600;
            margin-bottom: 8px;
            display: inline-block;
        }
        .section-title {
            font-size: 1.8rem;
            font-weight: 700;
            margin: 0 0 14px;
            line-height: 1.3;
            letter-spacing: -0.02em;
        }
        .section-desc {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 680px;
            line-height: 1.7;
            margin-bottom: 32px;
        }

        /* 非对称服务Grid */
        .services-asym-grid {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            grid-template-rows: auto auto;
            gap: 20px;
        }
        .service-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 24px 20px;
            transition: transform var(--transition), box-shadow var(--transition);
            position: relative;
            overflow: hidden;
        }
        .service-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(0, 255, 65, 0.3);
        }
        .service-card.wide {
            grid-column: span 2;
            display: flex;
            gap: 24px;
            align-items: center;
        }
        .service-card .card-icon {
            width: 44px;
            height: 44px;
            border-radius: 8px;
            background: rgba(0, 255, 65, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            margin-bottom: 14px;
            flex-shrink: 0;
        }
        .service-card.wide .card-icon {
            margin-bottom: 0;
        }
        .service-card h4 {
            font-size: 1.05rem;
            font-weight: 700;
            margin: 0 0 6px;
            color: var(--text);
        }
        .service-card p {
            font-size: 0.88rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
        }
        .service-card .card-tag {
            display: inline-block;
            font-size: 0.7rem;
            background: rgba(179, 0, 255, 0.15);
            color: var(--primary-purple);
            padding: 3px 10px;
            border-radius: 12px;
            margin-top: 10px;
            font-weight: 600;
            letter-spacing: 0.03em;
        }

        /* 数据统计条 */
        .stats-strip {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 0;
            border: 1px solid var(--border);
            border-radius: 10px;
            overflow: hidden;
            background: var(--card-bg);
        }
        .stat-item {
            text-align: center;
            padding: 28px 16px;
            border-right: 1px solid var(--border);
            position: relative;
        }
        .stat-item:last-child {
            border-right: none;
        }
        .stat-number {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.03em;
            line-height: 1;
        }
        .stat-unit {
            font-size: 1rem;
            color: var(--primary);
            font-weight: 600;
        }
        .stat-label {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-top: 6px;
        }

        /* 数据表格区域 */
        .table-wrapper {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            border-radius: 8px;
            border: 1px solid var(--border);
            background: var(--card-bg);
        }
        .data-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 800px;
            font-size: 0.9rem;
        }
        .data-table thead th {
            background: #111;
            color: var(--primary);
            font-weight: 600;
            padding: 14px 16px;
            text-align: left;
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 0.04em;
            border-bottom: 2px solid rgba(0, 255, 65, 0.25);
            white-space: nowrap;
        }
        .data-table tbody td {
            padding: 12px 16px;
            border-bottom: 1px solid var(--border);
            color: var(--text);
            white-space: nowrap;
        }
        .data-table tbody tr:hover {
            background: rgba(0, 255, 65, 0.03);
        }
        .data-table .win {
            color: var(--primary);
            font-weight: 700;
        }
        .data-table .loss {
            color: #ff4444;
            font-weight: 600;
        }
        .data-table .badge-rank {
            display: inline-block;
            width: 26px;
            height: 26px;
            line-height: 26px;
            text-align: center;
            border-radius: 50%;
            font-weight: 700;
            font-size: 0.8rem;
            background: rgba(255, 255, 255, 0.08);
            color: var(--text);
        }
        .data-table .badge-rank.gold {
            background: rgba(255, 200, 40, 0.2);
            color: #ffc828;
        }
        .data-table .badge-rank.silver {
            background: rgba(180, 180, 180, 0.2);
            color: #b4b4b4;
        }
        .data-table .badge-rank.bronze {
            background: rgba(200, 140, 60, 0.2);
            color: #c88c3c;
        }

        /* 图表卡片区 */
        .chart-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }
        .chart-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 20px;
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .chart-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
        }
        .chart-card h4 {
            font-size: 1rem;
            font-weight: 700;
            margin: 0 0 4px;
            color: var(--text);
        }
        .chart-card .chart-sub {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 14px;
        }
        .chart-placeholder {
            background: #111;
            border-radius: 6px;
            height: 200px;
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
            position: relative;
        }
        .chart-placeholder img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.7;
        }
        .chart-placeholder .overlay-text {
            position: absolute;
            font-size: 0.85rem;
            color: var(--text-muted);
            background: rgba(0, 0, 0, 0.6);
            padding: 6px 14px;
            border-radius: 4px;
            pointer-events: none;
        }

        /* 方案选项卡 */
        .tabs-nav {
            display: flex;
            gap: 4px;
            margin-bottom: 20px;
            flex-wrap: wrap;
        }
        .tab-btn {
            background: transparent;
            border: 1px solid var(--border);
            color: var(--text-muted);
            padding: 10px 20px;
            border-radius: 6px;
            font-size: 0.9rem;
            cursor: pointer;
            transition: all var(--transition);
            font-weight: 500;
            white-space: nowrap;
        }
        .tab-btn.active {
            background: var(--primary);
            color: #000;
            border-color: var(--primary);
            font-weight: 700;
        }
        .tab-btn:hover:not(.active) {
            border-color: rgba(0, 255, 65, 0.4);
            color: var(--text);
        }
        .tab-panel {
            display: none;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 24px;
            animation: fadeIn 0.3s ease;
        }
        .tab-panel.active {
            display: block;
        }
        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(6px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .tab-panel h4 {
            font-size: 1.1rem;
            font-weight: 700;
            margin: 0 0 10px;
            color: var(--text);
        }
        .tab-panel ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .tab-panel ul li {
            padding: 8px 0;
            border-bottom: 1px solid var(--border);
            font-size: 0.9rem;
            color: var(--text-muted);
            display: flex;
            align-items: flex-start;
            gap: 10px;
            line-height: 1.5;
        }
        .tab-panel ul li::before {
            content: '▸';
            color: var(--primary);
            flex-shrink: 0;
            font-size: 0.75rem;
            margin-top: 3px;
        }
        .tab-panel ul li:last-child {
            border-bottom: none;
        }

        /* 场景卡片 */
        .scenario-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .scenario-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 22px 18px;
            transition: transform var(--transition), box-shadow var(--transition);
            text-align: center;
        }
        .scenario-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(179, 0, 255, 0.3);
        }
        .scenario-card .sc-icon {
            font-size: 2rem;
            margin-bottom: 10px;
            display: block;
        }
        .scenario-card h4 {
            font-size: 1rem;
            font-weight: 700;
            margin: 0 0 6px;
            color: var(--text);
        }
        .scenario-card p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.5;
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: 8px;
            margin-bottom: 10px;
            overflow: hidden;
            transition: border-color var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(0, 255, 65, 0.3);
        }
        .faq-q {
            width: 100%;
            background: none;
            border: none;
            color: var(--text);
            font-size: 1rem;
            font-weight: 600;
            padding: 16px 20px;
            text-align: left;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            line-height: 1.4;
        }
        .faq-icon {
            font-size: 1.2rem;
            color: var(--primary);
            transition: transform var(--transition);
            flex-shrink: 0;
            font-weight: 700;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }
        .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
        }
        .faq-item.open .faq-a {
            max-height: 300px;
            padding: 0 20px 18px;
        }
        .faq-a p {
            margin: 0;
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* CTA */
        .cta-section {
            padding: 56px 0;
            background: linear-gradient(180deg, #0f0f0f 0%, #111 100%);
            text-align: center;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .cta-section h2 {
            font-size: 1.8rem;
            font-weight: 700;
            margin: 0 0 10px;
            letter-spacing: -0.02em;
        }
        .cta-section p {
            color: var(--text-muted);
            margin: 0 0 24px;
            font-size: 1rem;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .btn-cta {
            display: inline-block;
            background: var(--primary);
            color: #000;
            padding: 13px 32px;
            border-radius: 6px;
            font-weight: 700;
            font-size: 0.95rem;
            transition: all var(--transition);
            letter-spacing: 0.02em;
            border: none;
            cursor: pointer;
        }
        .btn-cta:hover {
            box-shadow: 0 0 22px rgba(0, 255, 65, 0.5);
            transform: translateY(-2px);
        }
        .btn-outline {
            display: inline-block;
            border: 1px solid var(--primary);
            color: var(--primary);
            padding: 11px 28px;
            border-radius: 6px;
            font-weight: 600;
            font-size: 0.9rem;
            transition: all var(--transition);
            margin-left: 12px;
            cursor: pointer;
            background: transparent;
        }
        .btn-outline:hover {
            background: rgba(0, 255, 65, 0.08);
            box-shadow: 0 0 14px rgba(0, 255, 65, 0.2);
        }

        /* 页脚 */
        .site-footer {
            background: #0a0a0a;
            border-top: 1px solid var(--border);
            padding: 48px 0 0;
        }
        .footer-grid {
            display: grid;
grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .footer-col h4 {
            font-size: 0.85rem;
            text-transform: uppercase;
            letter-spacing: 0.05em;
            color: var(--primary);
            margin-bottom: 14px;
            font-weight: 700;
        }
        .footer-col p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin: 0;
        }
        .footer-col a {
            display: block;
            font-size: 0.85rem;
            color: var(--text-muted);
            padding: 4px 0;
            transition: color var(--transition);
        }
        .footer-col a:hover {
            color: var(--primary);
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 18px 0;
            border-top: 1px solid var(--border);
            margin-top: 32px;
            font-size: 0.8rem;
            color: var(--text-muted);
            flex-wrap: wrap;
            gap: 10px;
        }
        .footer-bottom a {
            color: var(--text-muted);
            text-decoration: underline;
            text-underline-offset: 3px;
        }
        .footer-bottom a:hover {
            color: var(--primary);
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .hero-question {
                font-size: 1.8rem;
            }
            .services-asym-grid {
                grid-template-columns: 1fr 1fr;
            }
            .service-card.wide {
                grid-column: span 2;
            }
            .stats-strip {
                grid-template-columns: repeat(2, 1fr);
            }
            .stat-item {
                border-right: 1px solid var(--border);
                border-bottom: 1px solid var(--border);
            }
            .stat-item:nth-child(2n) {
                border-right: none;
            }
            .stat-item:nth-child(n+3) {
                border-bottom: none;
            }
            .chart-grid {
                grid-template-columns: 1fr;
            }
            .scenario-grid {
                grid-template-columns: 1fr 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .hero-question {
                font-size: 1.5rem;
            }
            .services-asym-grid {
                grid-template-columns: 1fr;
            }
            .service-card.wide {
                grid-column: span 1;
                flex-direction: column;
                text-align: center;
            }
            .stats-strip {
                grid-template-columns: 1fr 1fr;
            }
            .scenario-grid {
                grid-template-columns: 1fr;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .section {
                padding: 40px 0;
            }
            .data-table {
                min-width: 600px;
                font-size: 0.8rem;
            }
            .tabs-nav {
                gap: 6px;
            }
            .tab-btn {
                padding: 8px 14px;
                font-size: 0.8rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }
        @media (max-width: 520px) {
            .stats-strip {
                grid-template-columns: 1fr;
            }
            .stat-item {
                border-right: none;
                border-bottom: 1px solid var(--border);
            }
            .stat-item:last-child {
                border-bottom: none;
            }
            .hero-form-card {
                padding: 20px 16px;
            }
            .cta-section .btn-outline {
                margin-left: 0;
                margin-top: 10px;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #00ff41;
            --primary-purple: #b300ff;
            --bg: #0f0f0f;
            --card-bg: #1a1a1a;
            --text: #f0f0f0;
            --text-muted: #888888;
            --border: rgba(255, 255, 255, 0.1);
            --radius: 6px;
            --shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
            --shadow-hover: 0 8px 20px rgba(0, 0, 0, 0.8);
            --transition: 0.2s ease;
            --gold: #f0c040;
            --silver: #c0c0c0;
            --bronze: #cd7f32;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: 'system-ui', '-apple-system', 'Inter', 'sans-serif';
            background-color: var(--bg);
            color: var(--text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        input {
            font-family: inherit;
        }

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

        /* Header / Nav */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(15, 15, 15, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
            transition: background var(--transition);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 60px;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .logo {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.02em;
            white-space: nowrap;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .logo-icon {
            width: 28px;
            height: 28px;
            border-radius: 4px;
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: #000;
            font-weight: 900;
        }

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

        .nav-links a {
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: 500;
            position: relative;
            padding: 6px 0;
            transition: color var(--transition);
            white-space: nowrap;
        }

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

        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--primary);
            border-radius: 1px;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary);
            border-radius: 1px;
            transition: width var(--transition);
        }

        .nav-links a:hover::after {
            width: 100%;
        }

        /* Mega Panel */
        .mega-trigger {
            position: relative;
        }

        .mega-panel {
            position: absolute;
            top: 100%;
            right: 0;
            margin-top: 10px;
            background: #1a1a1a;
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 20px 24px;
            min-width: 340px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(-8px);
            transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
            z-index: 1001;
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.7);
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        .mega-trigger:hover .mega-panel {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .mega-panel .mega-col h4 {
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 0.04em;
            color: var(--primary);
            margin-bottom: 10px;
            font-weight: 600;
        }

        .mega-panel .mega-col a {
            display: block;
            font-size: 0.85rem;
            color: var(--text-muted);
            padding: 4px 0;
            transition: color var(--transition);
        }

        .mega-panel .mega-col a:hover {
            color: var(--primary);
        }

        .mega-score-card {
            background: #111;
            border-radius: 4px;
            padding: 10px 12px;
            font-size: 0.8rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            border: 1px solid var(--border);
        }

        .mega-score-card .score {
            color: var(--primary);
            font-weight: 700;
            font-size: 1rem;
        }

        /* Hamburger */
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            background: none;
            border: none;
            padding: 4px;
            z-index: 1002;
        }

        .hamburger span {
            width: 24px;
            height: 2px;
            background: var(--text);
            border-radius: 2px;
            transition: all var(--transition);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 60px;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(15, 15, 15, 0.98);
            z-index: 999;
            flex-direction: column;
            padding: 30px 20px;
            gap: 16px;
            overflow-y: auto;
        }

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

        .mobile-menu a {
            font-size: 1.1rem;
            color: var(--text);
            padding: 10px 0;
            border-bottom: 1px solid var(--border);
            transition: color var(--transition);
        }

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

        /* Page Hero */
        .page-hero {
            position: relative;
            min-height: 50vh;
            display: flex;
            align-items: center;
            background: linear-gradient(180deg, rgba(15, 15, 15, 0.7) 0%, rgba(15, 15, 15, 0.85) 40%, #0f0f0f 100%),
                url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            padding-top: 80px;
            padding-bottom: 60px;
        }

        .page-hero .hero-content {
            max-width: 800px;
            margin: 0 auto;
            text-align: center;
            position: relative;
            z-index: 2;
        }

        .page-hero h1 {
            font-size: 2.8rem;
            font-weight: 700;
            color: var(--text);
            line-height: 1.25;
            margin-bottom: 16px;
            letter-spacing: -0.02em;
        }

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

        .page-hero .hero-subtitle {
            font-size: 1.1rem;
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }

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

        .btn-primary {
            display: inline-block;
            padding: 12px 28px;
            background: var(--primary);
            color: #000;
            font-weight: 600;
            border-radius: 4px;
            font-size: 0.95rem;
            transition: all 0.15s ease;
            border: none;
            cursor: pointer;
            text-decoration: none;
            letter-spacing: 0.01em;
        }

        .btn-primary:hover {
            box-shadow: 0 0 18px var(--primary);
            transform: translateY(-1px);
        }

        .btn-outline {
            display: inline-block;
            padding: 12px 28px;
            background: transparent;
            color: var(--text);
            font-weight: 600;
            border-radius: 4px;
            font-size: 0.95rem;
            transition: all 0.15s ease;
            border: 1px solid var(--border);
            cursor: pointer;
            text-decoration: none;
            letter-spacing: 0.01em;
        }

        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
        }

        /* Section */
        .section {
            padding: 70px 0;
        }

        .section-dark {
            background: #0a0a0a;
        }

        .section-title {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text);
            letter-spacing: -0.01em;
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--text-muted);
            margin-bottom: 40px;
            max-width: 650px;
        }

        .section-header {
            text-align: center;
            margin-bottom: 50px;
        }

        .section-header .section-title {
            display: inline-block;
            position: relative;
        }

        .section-header .section-title::after {
            content: '';
            position: absolute;
            bottom: -8px;
            left: 50%;
            transform: translateX(-50%);
            width: 50px;
            height: 2px;
            background: var(--primary);
            border-radius: 1px;
        }

        /* Rank Table */
        .rank-table-wrapper {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            border-radius: 8px;
            border: 1px solid var(--border);
            background: var(--card-bg);
        }

        .rank-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 900px;
            font-size: 0.9rem;
        }

        .rank-table thead th {
            background: #111;
            color: var(--text-muted);
            font-weight: 600;
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 0.04em;
            padding: 14px 16px;
            text-align: left;
            border-bottom: 1px solid var(--border);
            white-space: nowrap;
            position: sticky;
            top: 0;
            z-index: 1;
        }

        .rank-table tbody td {
            padding: 14px 16px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
            vertical-align: middle;
            white-space: nowrap;
        }

        .rank-table tbody tr {
            transition: background 0.15s ease;
        }

        .rank-table tbody tr:hover {
            background: rgba(0, 255, 65, 0.03);
        }

        .rank-table tbody tr.row-gold {
            background: rgba(240, 192, 64, 0.06);
        }

        .rank-table tbody tr.row-gold:hover {
            background: rgba(240, 192, 64, 0.1);
        }

        .rank-table tbody tr.row-silver {
            background: rgba(192, 192, 192, 0.04);
        }

        .rank-table tbody tr.row-silver:hover {
            background: rgba(192, 192, 192, 0.07);
        }

        .rank-table tbody tr.row-bronze {
            background: rgba(205, 127, 50, 0.04);
        }

        .rank-table tbody tr.row-bronze:hover {
            background: rgba(205, 127, 50, 0.07);
        }

        .rank-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            font-weight: 700;
            font-size: 0.85rem;
            color: #fff;
            background: #333;
        }

        .rank-badge.rank-1 {
            background: linear-gradient(135deg, #f0c040, #d4a020);
            color: #000;
            font-size: 1rem;
            box-shadow: 0 0 16px rgba(240, 192, 64, 0.4);
            width: 40px;
            height: 40px;
        }

        .rank-badge.rank-2 {
            background: linear-gradient(135deg, #c0c0c0, #909090);
            color: #000;
            box-shadow: 0 0 10px rgba(192, 192, 192, 0.3);
            width: 38px;
            height: 38px;
        }

        .rank-badge.rank-3 {
            background: linear-gradient(135deg, #cd7f32, #a06020);
            color: #fff;
            box-shadow: 0 0 10px rgba(205, 127, 50, 0.3);
            width: 38px;
            height: 38px;
        }

        .team-name-cell {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 600;
            color: var(--text);
        }

        .team-name-cell .team-icon {
            width: 30px;
            height: 30px;
            border-radius: 50%;
            background: #222;
            border: 1px solid var(--border);
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.7rem;
            color: var(--primary);
            font-weight: 700;
        }

        .rank-change {
            font-size: 0.8rem;
            font-weight: 600;
        }

        .rank-change.up {
            color: #00ff41;
        }

        .rank-change.down {
            color: #ff4444;
        }

        .rank-change.stable {
            color: #888;
        }

        .win-rate-bar {
            display: inline-block;
            height: 6px;
            border-radius: 3px;
            background: var(--primary);
            margin-right: 8px;
            vertical-align: middle;
        }

        .win-rate-bg {
            display: inline-block;
            height: 6px;
            border-radius: 3px;
            background: #333;
            width: 80px;
            vertical-align: middle;
            position: relative;
            overflow: hidden;
        }

        .win-rate-fill {
            position: absolute;
            left: 0;
            top: 0;
            height: 100%;
            border-radius: 3px;
            background: var(--primary);
            transition: width 0.6s ease;
        }

        /* Region Cards */
        .region-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 24px;
            transition: all var(--transition);
            cursor: pointer;
            text-align: center;
        }

        .region-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(0, 255, 65, 0.3);
        }

        .region-card .region-icon {
            font-size: 2.5rem;
            margin-bottom: 12px;
        }

        .region-card h4 {
            font-size: 1.1rem;
            font-weight: 600;
            margin-bottom: 6px;
            color: var(--text);
        }

        .region-card p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin: 0;
        }

        .region-card .region-count {
            font-size: 2rem;
            font-weight: 700;
            color: var(--primary);
            margin: 8px 0;
        }

        /* Stat Cards */
        .stat-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 28px 24px;
            text-align: center;
            transition: all var(--transition);
        }

        .stat-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(0, 255, 65, 0.2);
        }

        .stat-card .stat-number {
            font-size: 2.8rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1;
            margin-bottom: 8px;
        }

        .stat-card .stat-label {
            font-size: 0.85rem;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }

        /* Team analysis card */
        .team-analysis-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: 8px;
            overflow: hidden;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }

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

        .team-analysis-card .card-img {
            height: 180px;
            background: #111;
            overflow: hidden;
        }

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

        .team-analysis-card:hover .card-img img {
            transform: scale(1.04);
        }

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

        .team-analysis-card .card-body h4 {
            font-size: 1.05rem;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--text);
        }

        .team-analysis-card .card-body p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.6;
            flex: 1;
        }

        .team-analysis-card .card-body .card-meta {
            display: flex;
            gap: 16px;
            margin-top: 12px;
            font-size: 0.8rem;
            color: var(--text-muted);
            flex-wrap: wrap;
        }

        .team-analysis-card .card-body .card-meta span {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .tag {
            display: inline-block;
            padding: 4px 10px;
            border-radius: 3px;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            background: rgba(0, 255, 65, 0.1);
            color: var(--primary);
            border: 1px solid rgba(0, 255, 65, 0.25);
        }

        .tag-purple {
            background: rgba(179, 0, 255, 0.1);
            color: var(--primary-purple);
            border: 1px solid rgba(179, 0, 255, 0.25);
        }

        /* FAQ */
        .faq-item {
            border: 1px solid var(--border);
            border-radius: 6px;
            margin-bottom: 10px;
            background: var(--card-bg);
            overflow: hidden;
            transition: all var(--transition);
        }

        .faq-question {
            padding: 18px 20px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text);
            user-select: none;
            transition: color var(--transition);
        }

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

        .faq-icon {
            width: 24px;
            height: 24px;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            color: var(--primary);
            transition: transform 0.3s ease;
            font-weight: 700;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 20px;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 20px 18px;
        }

        .faq-answer p {
            margin: 0;
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(180deg, #0a0a0a 0%, #0f0f0f 100%);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
            padding: 70px 0;
            text-align: center;
        }

        .cta-section h3 {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text);
        }

        .cta-section p {
            color: var(--text-muted);
            max-width: 550px;
            margin: 0 auto 28px;
            font-size: 1rem;
        }

        /* Footer */
        .site-footer {
            background: #0a0a0a;
            border-top: 1px solid var(--border);
            padding: 50px 0 20px;
            color: var(--text-muted);
            font-size: 0.85rem;
        }

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

        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }

        .footer-col p {
            font-size: 0.8rem;
            line-height: 1.6;
            margin: 0;
        }

        .footer-col a {
            display: block;
            font-size: 0.8rem;
            color: var(--text-muted);
            padding: 3px 0;
            transition: color var(--transition);
        }

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

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 20px;
            border-top: 1px solid var(--border);
            font-size: 0.78rem;
            color: var(--text-muted);
        }

        .footer-bottom a {
            color: var(--text-muted);
            transition: color var(--transition);
        }

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

        /* Responsive */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }

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

            .section {
                padding: 50px 0;
            }

            .section-title {
                font-size: 1.5rem;
            }

            .rank-table {
                min-width: 750px;
                font-size: 0.8rem;
            }

            .rank-table thead th,
            .rank-table tbody td {
                padding: 10px 12px;
            }
        }

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

            .hamburger {
                display: flex;
            }

            .page-hero {
                min-height: 40vh;
                padding-top: 70px;
                padding-bottom: 40px;
            }

            .page-hero h1 {
                font-size: 1.7rem;
            }

            .page-hero .hero-subtitle {
                font-size: 0.9rem;
            }

            .section {
                padding: 40px 0;
            }

            .section-title {
                font-size: 1.35rem;
            }

            .section-header {
                margin-bottom: 30px;
            }

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

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

            .rank-table {
                min-width: 600px;
                font-size: 0.75rem;
            }

            .rank-table thead th,
            .rank-table tbody td {
                padding: 8px 10px;
            }

            .rank-badge {
                width: 28px;
                height: 28px;
                font-size: 0.7rem;
            }

            .rank-badge.rank-1 {
                width: 32px;
                height: 32px;
                font-size: 0.85rem;
            }

            .rank-badge.rank-2,
            .rank-badge.rank-3 {
                width: 30px;
                height: 30px;
            }

            .stat-card .stat-number {
                font-size: 2rem;
            }

            .btn-primary,
            .btn-outline {
                padding: 10px 22px;
                font-size: 0.85rem;
            }

            .mega-panel {
                min-width: 260px;
                grid-template-columns: 1fr;
                right: -60px;
            }
        }

        @media (max-width: 520px) {
            .page-hero h1 {
                font-size: 14rem;
            }

            .page-hero .hero-subtitle {
                font-size: 0.8rem;
            }

            .btn-primary,
            .btn-outline {
                padding: 8px 18px;
                font-size: 0.8rem;
                width: 100%;
                text-align: center;
            }

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

            .hero-cta .btn-outline {
                margin-top: 0;
            }

            .rank-table {
                min-width: 480px;
                font-size: 0.7rem;
            }

            .rank-table thead th,
            .rank-table tbody td {
                padding: 6px 8px;
            }

            .team-name-cell {
                gap: 6px;
                font-size: 0.75rem;
            }

            .team-name-cell .team-icon {
                width: 22px;
                height: 22px;
                font-size: 0.6rem;
            }

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

            .stat-card .stat-number {
                font-size: 1.6rem;
            }

            .region-card {
                padding: 16px;
            }

            .region-card .region-icon {
                font-size: 1.8rem;
            }

            .region-card .region-count {
                font-size: 1.4rem;
            }

            .team-analysis-card .card-img {
                height: 140px;
            }

            .team-analysis-card .card-body {
                padding: 14px;
            }

            .team-analysis-card .card-body h4 {
                font-size: 0.9rem;
            }

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

            .mega-panel {
                min-width: 220px;
                right: -80px;
                padding: 14px 16px;
                gap: 10px;
            }

            .mega-panel .mega-col h4 {
                font-size: 0.7rem;
            }

            .mega-panel .mega-col a {
                font-size: 0.75rem;
            }

            .mega-score-card {
                font-size: 0.7rem;
                padding: 8px 10px;
            }

            .mega-score-card .score {
                font-size: 0.85rem;
            }

            .section {
                padding: 30px 0;
            }

            .section-title {
                font-size: 1.2rem;
            }

            .section-header {
                margin-bottom: 24px;
            }

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

            .cta-section h3 {
                font-size: 1.3rem;
            }

            .cta-section p {
                font-size: 0.85rem;
            }

            .site-footer {
                padding: 30px 0 16px;
            }

            .footer-col h4 {
                font-size: 0.8rem;
            }

            .footer-col p,
            .footer-col a {
                font-size: 0.75rem;
            }

            .footer-bottom {
                font-size: 0.7rem;
            }
        }

/* roulang page: category4 */
:root {
            --primary: #00ff41;
            --primary-purple: #b300ff;
            --bg: #0f0f0f;
            --card-bg: #1a1a1a;
            --text: #f0f0f0;
            --text-muted: #888888;
            --border: rgba(255, 255, 255, 0.1);
            --radius: 6px;
            --shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
            --shadow-hover: 0 8px 20px rgba(0, 0, 0, 0.8);
            --transition: 0.2s ease;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: 'system-ui', '-apple-system', 'Inter', 'sans-serif';
            background-color: var(--bg);
            color: var(--text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        input {
            font-family: inherit;
        }

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

        /* Header / Nav */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(15, 15, 15, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
            transition: background var(--transition);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 60px;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .logo {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.02em;
            white-space: nowrap;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .logo-icon {
            width: 28px;
            height: 28px;
            border-radius: 4px;
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: #000;
            font-weight: 900;
        }

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

        .nav-links a {
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: 500;
            position: relative;
            padding: 6px 0;
            transition: color var(--transition);
            white-space: nowrap;
        }

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

        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--primary);
            border-radius: 1px;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary);
            border-radius: 1px;
            transition: width var(--transition);
        }

        .nav-links a:hover::after {
            width: 100%;
        }

        /* Mega Panel */
        .mega-trigger {
            position: relative;
        }

        .mega-panel {
            position: absolute;
            top: 100%;
            right: 0;
            margin-top: 10px;
            background: #1a1a1a;
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 20px 24px;
            min-width: 340px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(-8px);
            transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
            z-index: 1001;
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.7);
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        .mega-trigger:hover .mega-panel {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .mega-panel .mega-col h4 {
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 0.04em;
            color: var(--primary);
            margin-bottom: 10px;
            font-weight: 600;
        }

        .mega-panel .mega-col a {
            display: block;
            font-size: 0.85rem;
            color: var(--text-muted);
            padding: 4px 0;
            transition: color var(--transition);
        }

        .mega-panel .mega-col a:hover {
            color: var(--primary);
        }

        .mega-score-card {
            background: #111;
            border-radius: 4px;
            padding: 10px 12px;
            font-size: 0.8rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            border: 1px solid var(--border);
        }

        .mega-score-card .score {
            color: var(--primary);
            font-weight: 700;
            font-size: 1rem;
        }

        /* Hamburger */
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            background: none;
            border: none;
            padding: 4px;
            z-index: 1002;
        }

        .hamburger span {
            width: 24px;
            height: 2px;
            background: var(--text);
            border-radius: 2px;
            transition: all var(--transition);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 60px;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(15, 15, 15, 0.98);
            z-index: 999;
            flex-direction: column;
            padding: 30px 20px;
            gap: 16px;
            overflow-y: auto;
        }

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

        .mobile-menu a {
            font-size: 1.1rem;
            color: var(--text-muted);
            padding: 8px 0;
            border-bottom: 1px solid var(--border);
            transition: color var(--transition);
        }

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

        /* Section spacing */
        .section-py {
            padding: 80px 0;
        }

        .section-py-sm {
            padding: 50px 0;
        }

        /* Card base */
        .card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 24px;
            transition: transform var(--transition), box-shadow var(--transition);
            box-shadow: var(--shadow);
        }

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

        /* Buttons */
        .btn-primary {
            display: inline-block;
            background: var(--primary);
            color: #000;
            font-weight: 600;
            padding: 12px 28px;
            border-radius: 4px;
            border: none;
            font-size: 0.95rem;
            transition: all 0.15s ease;
            cursor: pointer;
            text-align: center;
            letter-spacing: 0.01em;
        }

        .btn-primary:hover {
            box-shadow: 0 0 18px rgba(0, 255, 65, 0.5);
            background: #00e639;
            transform: translateY(-1px);
        }

        .btn-outline {
            display: inline-block;
            background: transparent;
            color: var(--primary);
            font-weight: 600;
            padding: 10px 24px;
            border-radius: 4px;
            border: 1.5px solid var(--primary);
            font-size: 0.9rem;
            transition: all 0.15s ease;
            cursor: pointer;
            text-align: center;
        }

        .btn-outline:hover {
            background: var(--primary);
            color: #000;
            box-shadow: 0 0 14px rgba(0, 255, 65, 0.4);
        }

        /* Tags */
        .tag {
            display: inline-block;
            background: rgba(0, 255, 65, 0.1);
            color: var(--primary);
            font-size: 0.75rem;
            padding: 4px 10px;
            border-radius: 3px;
            border: 1px solid rgba(0, 255, 65, 0.25);
            font-weight: 500;
            letter-spacing: 0.02em;
        }

        .tag-purple {
            background: rgba(179, 0, 255, 0.1);
            color: var(--primary-purple);
            border: 1px solid rgba(179, 0, 255, 0.25);
        }

        /* FAQ */
        .faq-item {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            margin-bottom: 10px;
            overflow: hidden;
            transition: all var(--transition);
        }

        .faq-question {
            padding: 18px 20px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text);
            user-select: none;
            transition: color var(--transition);
        }

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

        .faq-icon {
            font-size: 1.2rem;
            color: var(--primary);
            transition: transform var(--transition);
            flex-shrink: 0;
            margin-left: 12px;
            font-weight: 700;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 20px 18px;
        }

        .faq-answer p {
            margin: 0;
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.7;
        }

        /* Timeline */
        .timeline-item {
            display: flex;
            gap: 20px;
            padding: 16px 0;
            border-bottom: 1px solid var(--border);
            align-items: flex-start;
        }

        .timeline-date {
            flex-shrink: 0;
            background: rgba(0, 255, 65, 0.08);
            color: var(--primary);
            font-weight: 700;
            font-size: 0.85rem;
            padding: 8px 14px;
            border-radius: 4px;
            text-align: center;
            min-width: 90px;
            border: 1px solid rgba(0, 255, 65, 0.2);
        }

        .timeline-content h4 {
            margin: 0 0 4px;
            font-size: 1rem;
            color: var(--text);
            font-weight: 600;
        }

        .timeline-content p {
            margin: 0;
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        /* Footer */
        .site-footer {
            background: #0a0a0a;
            border-top: 1px solid var(--border);
            padding: 50px 0 30px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            gap: 30px;
        }

        .footer-col h4 {
            font-size: 0.85rem;
            text-transform: uppercase;
            letter-spacing: 0.04em;
            color: var(--primary);
            margin-bottom: 14px;
            font-weight: 600;
        }

        .footer-col p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin: 0;
        }

        .footer-col a {
            display: block;
            font-size: 0.85rem;
            color: var(--text-muted);
            padding: 3px 0;
            transition: color var(--transition);
        }

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

        .footer-bottom {
            margin-top: 30px;
            padding-top: 20px;
            border-top: 1px solid var(--border);
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .footer-bottom a {
            color: var(--text-muted);
            transition: color var(--transition);
        }

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

        /* Responsive */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .nav-links {
                gap: 18px;
            }
            .nav-links a {
                font-size: 0.8rem;
            }
            .section-py {
                padding: 60px 0;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .section-py {
                padding: 50px 0;
            }
            .section-py-sm {
                padding: 35px 0;
            }
            .timeline-item {
                flex-direction: column;
                gap: 10px;
            }
            .timeline-date {
                min-width: auto;
            }
            .mega-panel {
                min-width: 280px;
                right: -60px;
                grid-template-columns: 1fr;
                gap: 10px;
            }
        }

        @media (max-width: 520px) {
            .header-inner {
                padding: 0 14px;
            }
            .logo {
                font-size: 1.1rem;
            }
            .container {
                padding: 0 14px;
            }
            .section-py {
                padding: 40px 0;
            }
            .mega-panel {
                min-width: 240px;
                right: -40px;
                padding: 14px 16px;
            }
        }

        /* Hero bg overlay */
        .hero-bg-overlay {
            position: absolute;
            inset: 0;
            background: rgba(15, 15, 15, 0.75);
            z-index: 1;
        }

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

        /* Calendar grid */
        .calendar-feature-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 28px 22px;
            transition: all var(--transition);
            box-shadow: var(--shadow);
            text-align: center;
        }

        .calendar-feature-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(0, 255, 65, 0.35);
        }

        .calendar-feature-icon {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: rgba(0, 255, 65, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            font-size: 1.4rem;
            color: var(--primary);
            border: 1px solid rgba(0, 255, 65, 0.25);
        }

/* roulang page: category6 */
:root {
            --primary: #00ff41;
            --primary-purple: #b300ff;
            --bg: #0f0f0f;
            --card-bg: #1a1a1a;
            --text: #f0f0f0;
            --text-muted: #888888;
            --border: rgba(255, 255, 255, 0.1);
            --radius: 6px;
            --shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
            --shadow-hover: 0 8px 20px rgba(0, 0, 0, 0.8);
            --transition: 0.2s ease;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: 'system-ui', '-apple-system', 'Inter', 'sans-serif';
            background-color: var(--bg);
            color: var(--text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        input {
            font-family: inherit;
        }

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

        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(15, 15, 15, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
            transition: background var(--transition);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 60px;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .logo {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.02em;
            white-space: nowrap;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .logo-icon {
            width: 28px;
            height: 28px;
            border-radius: 4px;
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: #000;
            font-weight: 900;
        }

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

        .nav-links a {
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: 500;
            position: relative;
            padding: 6px 0;
            transition: color var(--transition);
            white-space: nowrap;
        }

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

        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--primary);
            border-radius: 1px;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary);
            border-radius: 1px;
            transition: width var(--transition);
        }

        .nav-links a:hover::after {
            width: 100%;
        }

        .mega-trigger {
            position: relative;
        }

        .mega-panel {
            position: absolute;
            top: 100%;
            right: 0;
            margin-top: 10px;
            background: #1a1a1a;
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 20px 24px;
            min-width: 340px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(-8px);
            transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
            z-index: 1001;
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.7);
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        .mega-trigger:hover .mega-panel {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .mega-panel .mega-col h4 {
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 0.04em;
            color: var(--primary);
            margin-bottom: 10px;
            font-weight: 600;
        }

        .mega-panel .mega-col a {
            display: block;
            font-size: 0.85rem;
            color: var(--text-muted);
            padding: 4px 0;
            transition: color var(--transition);
        }

        .mega-panel .mega-col a:hover {
            color: var(--primary);
        }

        .mega-score-card {
            background: #111;
            border-radius: 4px;
            padding: 10px 12px;
            font-size: 0.8rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            border: 1px solid var(--border);
        }

        .mega-score-card .score {
            color: var(--primary);
            font-weight: 700;
            font-size: 1rem;
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            background: none;
            border: none;
            padding: 4px;
            z-index: 1002;
        }

        .hamburger span {
            width: 24px;
            height: 2px;
            background: var(--text);
            border-radius: 2px;
            transition: all var(--transition);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 60px;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(15, 15, 15, 0.98);
            z-index: 999;
            flex-direction: column;
            padding: 30px 20px;
            gap: 16px;
            overflow-y: auto;
        }

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

        .mobile-menu a {
            font-size: 1.1rem;
            color: var(--text);
            padding: 10px 0;
            border-bottom: 1px solid var(--border);
            font-weight: 500;
        }

        .mobile-menu a:hover {
            color: var(--primary);
        }

        .section-py {
            padding: 80px 0;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 12px;
            letter-spacing: -0.02em;
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--text-muted);
            margin-bottom: 40px;
            max-width: 600px;
        }

        .card {
            background: var(--card-bg);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            transition: transform var(--transition), box-shadow var(--transition);
            overflow: hidden;
        }

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

        .btn-primary {
            display: inline-block;
            padding: 12px 28px;
            background: var(--primary);
            color: #000;
            font-weight: 600;
            border-radius: 4px;
            border: none;
            cursor: pointer;
            transition: all 0.15s ease;
            font-size: 0.95rem;
            text-align: center;
            white-space: nowrap;
        }

        .btn-primary:hover {
            box-shadow: 0 0 16px var(--primary);
            background: #00e639;
        }

        .btn-outline {
            display: inline-block;
            padding: 10px 22px;
            background: transparent;
            color: var(--primary);
            font-weight: 500;
            border-radius: 4px;
            border: 1px solid var(--primary);
            cursor: pointer;
            transition: all 0.15s ease;
            font-size: 0.9rem;
            text-align: center;
            white-space: nowrap;
        }

        .btn-outline:hover {
            background: var(--primary);
            color: #000;
            box-shadow: 0 0 12px rgba(0, 255, 65, 0.3);
        }

        .tag {
            display: inline-block;
            padding: 4px 12px;
            background: rgba(0, 255, 65, 0.08);
            color: var(--primary);
            border-radius: 20px;
            font-size: 0.78rem;
            font-weight: 500;
            border: 1px solid rgba(0, 255, 65, 0.2);
            transition: all var(--transition);
            cursor: pointer;
        }

        .tag:hover {
            background: rgba(0, 255, 65, 0.18);
        }

        .faq-item {
            border: 1px solid var(--border);
            border-radius: var(--radius);
            margin-bottom: 10px;
            background: var(--card-bg);
            overflow: hidden;
        }

        .faq-question {
            padding: 16px 20px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
            font-size: 0.95rem;
            user-select: none;
            transition: background var(--transition);
        }

        .faq-question:hover {
            background: rgba(255, 255, 255, 0.03);
        }

        .faq-icon {
            font-size: 1.2rem;
            color: var(--primary);
            transition: transform 0.25s ease;
            flex-shrink: 0;
            margin-left: 12px;
            font-weight: 700;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 20px 18px;
        }

        .faq-answer p {
            margin: 0;
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.7;
        }

        .site-footer {
            background: #0a0a0a;
            border-top: 1px solid var(--border);
            padding: 50px 0 30px;
            margin-top: 40px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            margin-bottom: 30px;
        }

        .footer-col h4 {
            color: var(--primary);
            font-size: 0.85rem;
            text-transform: uppercase;
            letter-spacing: 0.04em;
            margin-bottom: 14px;
            font-weight: 600;
        }

        .footer-col p,
        .footer-col a {
            font-size: 0.85rem;
            color: var(--text-muted);
            display: block;
            padding: 3px 0;
            transition: color var(--transition);
        }

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

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 20px;
            border-top: 1px solid var(--border);
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .footer-bottom a {
            color: var(--text-muted);
            transition: color var(--transition);
        }

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

        .hero-category {
            padding: 120px 0 60px;
            text-align: center;
            position: relative;
            background: linear-gradient(180deg, rgba(0, 255, 65, 0.03) 0%, rgba(15, 15, 15, 1) 100%);
            border-bottom: 1px solid var(--border);
        }

        .search-box-wrap {
            display: flex;
            max-width: 560px;
            margin: 24px auto 0;
            gap: 0;
            background: var(--card-bg);
            border-radius: 8px;
            border: 1px solid var(--border);
            overflow: hidden;
        }

        .search-box-wrap input {
            flex: 1;
            padding: 14px 18px;
            background: transparent;
            border: none;
            color: var(--text);
            font-size: 0.95rem;
            outline: none;
        }

        .search-box-wrap input::placeholder {
            color: #555;
        }

        .search-box-wrap button {
            padding: 14px 24px;
            background: var(--primary);
            color: #000;
            border: none;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.15s ease;
            white-space: nowrap;
        }

        .search-box-wrap button:hover {
            background: #00e639;
            box-shadow: 0 0 14px rgba(0, 255, 65, 0.4);
        }

        .featured-article {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            background: var(--card-bg);
            border-radius: 8px;
            border: 1px solid var(--border);
            overflow: hidden;
        }

        .featured-article .article-image {
            height: 100%;
            min-height: 360px;
            background-size: cover;
            background-position: center;
            position: relative;
        }

        .featured-article .article-content {
            padding: 36px 40px 36px 0;
        }

        .article-meta {
            font-size: 0.8rem;
            color: var(--primary);
            font-weight: 600;
            margin-bottom: 8px;
            display: flex;
            gap: 16px;
            align-items: center;
        }

        .article-meta .date {
            color: var(--text-muted);
            font-weight: 400;
        }

        .news-card {
            display: flex;
            gap: 16px;
            padding: 16px;
            background: var(--card-bg);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            transition: all var(--transition);
            cursor: pointer;
        }

        .news-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(0, 255, 65, 0.25);
        }

        .news-card .news-thumb {
            width: 100px;
            height: 70px;
            border-radius: 4px;
            flex-shrink: 0;
            background-size: cover;
            background-position: center;
            background-color: #222;
        }

        .news-card .news-info {
            flex: 1;
            min-width: 0;
        }

        .news-card .news-info h4 {
            font-size: 0.9rem;
            font-weight: 600;
            margin: 0 0 4px;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-card .news-info .news-date {
            font-size: 0.75rem;
            color: var(--text-muted);
        }

        .pagination {
            display: flex;
            justify-content: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .pagination a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 4px;
            background: var(--card-bg);
            border: 1px solid var(--border);
            color: var(--text-muted);
            font-size: 0.85rem;
            transition: all var(--transition);
            cursor: pointer;
        }

        .pagination a:hover,
        .pagination a.active {
            background: var(--primary);
            color: #000;
            border-color: var(--primary);
            font-weight: 600;
        }

        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .featured-article {
                grid-template-columns: 1fr;
            }
            .featured-article .article-content {
                padding: 28px;
            }
            .featured-article .article-image {
                min-height: 240px;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .section-py {
                padding: 50px 0;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .hero-category {
                padding: 100px 0 40px;
            }
            .search-box-wrap {
                max-width: 100%;
                margin: 20px 16px 0;
            }
            .news-card .news-thumb {
                width: 80px;
                height: 56px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .section-py {
                padding: 36px 0;
            }
            .hero-category {
                padding: 90px 0 30px;
            }
            .section-title {
                font-size: 1.25rem;
            }
            .news-card {
                flex-direction: column;
            }
            .news-card .news-thumb {
                width: 100%;
                height: 140px;
            }
            .featured-article .article-content {
                padding: 20px;
            }
        }

/* roulang page: category5 */
:root {
            --primary: #00ff41;
            --primary-purple: #b300ff;
            --bg: #0f0f0f;
            --card-bg: #1a1a1a;
            --text: #f0f0f0;
            --text-muted: #888888;
            --border: rgba(255, 255, 255, 0.1);
            --radius: 6px;
            --shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
            --shadow-hover: 0 8px 20px rgba(0, 0, 0, 0.8);
            --transition: 0.2s ease;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: 'system-ui', '-apple-system', 'Inter', 'sans-serif';
            background-color: var(--bg);
            color: var(--text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        input {
            font-family: inherit;
        }

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

        /* Header / Nav */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(15, 15, 15, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
            transition: background var(--transition);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 60px;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .logo {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.02em;
            white-space: nowrap;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .logo-icon {
            width: 28px;
            height: 28px;
            border-radius: 4px;
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: #000;
            font-weight: 900;
        }

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

        .nav-links a {
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: 500;
            position: relative;
            padding: 6px 0;
            transition: color var(--transition);
            white-space: nowrap;
        }

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

        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--primary);
            border-radius: 1px;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary);
            border-radius: 1px;
            transition: width var(--transition);
        }

        .nav-links a:hover::after {
            width: 100%;
        }

        /* Mega Panel */
        .mega-trigger {
            position: relative;
        }

        .mega-panel {
            position: absolute;
            top: 100%;
            right: 0;
            margin-top: 10px;
            background: #1a1a1a;
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 20px 24px;
            min-width: 340px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(-8px);
            transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
            z-index: 1001;
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.7);
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        .mega-trigger:hover .mega-panel {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .mega-panel .mega-col h4 {
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 0.04em;
            color: var(--primary);
            margin-bottom: 10px;
            font-weight: 600;
        }

        .mega-panel .mega-col a {
            display: block;
            font-size: 0.85rem;
            color: var(--text-muted);
            padding: 4px 0;
            transition: color var(--transition);
        }

        .mega-panel .mega-col a:hover {
            color: var(--primary);
        }

        .mega-score-card {
            background: #111;
            border-radius: 4px;
            padding: 10px 12px;
            font-size: 0.8rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            border: 1px solid var(--border);
        }

        .mega-score-card .score {
            color: var(--primary);
            font-weight: 700;
            font-size: 1rem;
        }

        /* Hamburger */
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            background: none;
            border: none;
            padding: 4px;
            z-index: 1002;
        }

        .hamburger span {
            width: 24px;
            height: 2px;
            background: var(--text);
            border-radius: 2px;
            transition: all var(--transition);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 60px;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(15, 15, 15, 0.98);
            z-index: 999;
            flex-direction: column;
            padding: 30px 20px;
            gap: 16px;
            overflow-y: auto;
        }

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

        .mobile-menu a {
            font-size: 1.1rem;
            color: var(--text-muted);
            font-weight: 500;
            padding: 8px 0;
            border-bottom: 1px solid var(--border);
            transition: color var(--transition);
        }

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

        /* Hero */
        .hero-section {
            padding-top: 100px;
            padding-bottom: 60px;
            background: linear-gradient(180deg, #0a0a0a 0%, #0f0f0f 40%, #111 100%);
            position: relative;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background:
                radial-gradient(ellipse at 30% 20%, rgba(0, 255, 65, 0.04) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 60%, rgba(179, 0, 255, 0.03) 0%, transparent 60%);
            pointer-events: none;
        }

        .hero-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            position: relative;
            z-index: 1;
        }

        .hero-text h1 {
            font-size: 2.8rem;
            font-weight: 700;
            line-height: 1.25;
            color: var(--text);
            margin-bottom: 20px;
            letter-spacing: -0.02em;
        }

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

        .hero-text .hero-desc {
            font-size: 1.1rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 32px;
            max-width: 520px;
        }

        .hero-cta-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            background: var(--primary);
            color: #000;
            font-weight: 600;
            border-radius: 4px;
            font-size: 0.95rem;
            border: none;
            transition: all 0.15s ease;
            text-decoration: none;
            cursor: pointer;
        }

        .btn-primary:hover {
            box-shadow: 0 0 18px rgba(0, 255, 65, 0.45);
            background: #00e639;
            transform: translateY(-1px);
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            background: transparent;
            color: var(--text);
            font-weight: 600;
            border-radius: 4px;
            font-size: 0.95rem;
            border: 1px solid var(--border);
            transition: all 0.15s ease;
            text-decoration: none;
            cursor: pointer;
        }

        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            box-shadow: 0 0 10px rgba(0, 255, 65, 0.15);
        }

        .hero-visual {
            background: var(--card-bg);
            border-radius: 10px;
            padding: 24px;
            border: 1px solid var(--border);
            display: flex;
            flex-direction: column;
            gap: 16px;
            box-shadow: var(--shadow);
        }

        .hero-visual .chart-placeholder {
            background: #111;
            border-radius: 6px;
            height: 180px;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1px dashed var(--border);
            overflow: hidden;
        }

        .hero-visual .chart-placeholder img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 6px;
        }

        .hero-visual .mini-stats {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 10px;
        }

        .mini-stat-item {
            background: #111;
            border-radius: 4px;
            padding: 12px;
            text-align: center;
            border: 1px solid var(--border);
        }

        .mini-stat-item .stat-val {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--primary);
        }

        .mini-stat-item .stat-label {
            font-size: 0.7rem;
            color: var(--text-muted);
            margin-top: 2px;
        }

        /* Section */
        .section {
            padding: 70px 0;
        }

        .section-alt {
            background: #111;
        }

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

        .section-header h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }

        .section-header p {
            color: var(--text-muted);
            font-size: 1.05rem;
            max-width: 640px;
            line-height: 1.7;
        }

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

        .grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

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

        /* Cards */
        .card {
            background: var(--card-bg);
            border-radius: 8px;
            padding: 28px;
            border: 1px solid var(--border);
            transition: all var(--transition);
            box-shadow: var(--shadow);
        }

        .card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(0, 255, 65, 0.2);
        }

        .card-icon {
            width: 44px;
            height: 44px;
            border-radius: 6px;
            background: rgba(0, 255, 65, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 16px;
            font-size: 1.3rem;
        }

        .card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 8px;
        }

        .card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

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

        .feature-row.reverse {
            direction: rtl;
        }

        .feature-row.reverse .feature-content {
            direction: ltr;
        }

        .feature-content h3 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 16px;
        }

        .feature-content p {
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 16px;
        }

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

        .feature-content ul li {
            padding: 8px 0;
            color: var(--text-muted);
            font-size: 0.95rem;
            display: flex;
            align-items: flex-start;
            gap: 10px;
        }

        .feature-content ul li::before {
            content: '▸';
            color: var(--primary);
            flex-shrink: 0;
            font-size: 0.8rem;
            margin-top: 3px;
        }

        .feature-image {
            background: var(--card-bg);
            border-radius: 10px;
            overflow: hidden;
            border: 1px solid var(--border);
            min-height: 280px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .feature-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

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

        .data-highlight-card {
            background: var(--card-bg);
            border-radius: 8px;
            padding: 28px 20px;
            text-align: center;
            border: 1px solid var(--border);
            transition: all var(--transition);
        }

        .data-highlight-card:hover {
            border-color: rgba(0, 255, 65, 0.25);
            box-shadow: 0 0 20px rgba(0, 255, 65, 0.06);
        }

        .data-highlight-card .big-num {
            font-size: 2.6rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1;
            margin-bottom: 8px;
        }

        .data-highlight-card .label {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        /* Process */
        .process-list {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            counter-reset: process;
        }

        .process-item {
            background: var(--card-bg);
            border-radius: 8px;
            padding: 28px 20px;
            border: 1px solid var(--border);
            position: relative;
            text-align: center;
            transition: all var(--transition);
        }

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

        .process-item .step-num {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--primary);
            color: #000;
            font-weight: 700;
            font-size: 1rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
        }

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

        .process-item p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.5;
        }

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

        .faq-item {
            background: var(--card-bg);
            border-radius: 8px;
            border: 1px solid var(--border);
            overflow: hidden;
            transition: all var(--transition);
        }

        .faq-question {
            padding: 18px 22px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text);
            user-select: none;
        }

        .faq-question .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(0, 255, 65, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: var(--primary);
            transition: transform var(--transition);
            flex-shrink: 0;
        }

        .faq-item.active .faq-icon {
            transform: rotate(45deg);
            background: rgba(0, 255, 65, 0.2);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
        }

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

        .faq-answer-inner {
            padding: 0 22px 18px;
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.7;
        }

        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, #0a0a0a 0%, #111 100%);
            padding: 80px 0;
            text-align: center;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .cta-section h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 14px;
        }

        .cta-section p {
            color: var(--text-muted);
            font-size: 1.05rem;
            margin-bottom: 32px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-form {
            display: flex;
            gap: 10px;
            max-width: 480px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }

        .cta-form input {
            flex: 1;
            min-width: 220px;
            padding: 13px 16px;
            background: #111;
            border: 1px solid var(--border);
            border-radius: 4px;
            color: var(--text);
            font-size: 0.95rem;
            outline: none;
            transition: border-color var(--transition);
        }

        .cta-form input:focus {
            border-color: var(--primary);
        }

        /* Footer */
        .site-footer {
            background: #0a0a0a;
            padding: 50px 0 0;
            border-top: 1px solid var(--border);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 36px;
        }

        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 14px;
        }

        .footer-col p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        .footer-col a {
            display: block;
            font-size: 0.85rem;
            color: var(--text-muted);
            padding: 4px 0;
            transition: color var(--transition);
        }

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

        .footer-bottom {
            border-top: 1px solid var(--border);
            padding: 18px 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .footer-bottom a {
            color: var(--text-muted);
            transition: color var(--transition);
        }

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

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-inner {
                grid-template-columns: 1fr;
                gap: 36px;
            }
            .hero-text h1 {
                font-size: 2.2rem;
            }
            .grid-3 {
                grid-template-columns: repeat(2, 1fr);
            }
            .grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
            .data-highlight-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-list {
                grid-template-columns: repeat(2, 1fr);
            }
            .feature-row {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .feature-row.reverse {
                direction: ltr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .hero-text h1 {
                font-size: 1.8rem;
            }
            .grid-3 {
                grid-template-columns: 1fr;
            }
            .grid-2 {
                grid-template-columns: 1fr;
            }
            .grid-4 {
                grid-template-columns: 1fr;
            }
            .data-highlight-row {
                grid-template-columns: 1fr 1fr;
            }
            .process-list {
                grid-template-columns: 1fr;
            }
            .section {
                padding: 48px 0;
            }
            .section-header h2 {
                font-size: 1.5rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .hero-section {
                padding-top: 80px;
                padding-bottom: 40px;
            }
            .cta-form {
                flex-direction: column;
                align-items: stretch;
            }
            .cta-form input {
                min-width: auto;
            }
        }

        @media (max-width: 520px) {
            .data-highlight-row {
                grid-template-columns: 1fr;
            }
            .hero-cta-group {
                flex-direction: column;
            }
            .hero-cta-group .btn-primary,
            .hero-cta-group .btn-outline {
                width: 100%;
                justify-content: center;
            }
            .hero-visual .mini-stats {
                grid-template-columns: 1fr 1fr;
            }
        }