/* roulang page: index */
:root {
            --bg-primary: #0B3C25;
            --bg-secondary: #062315;
            --accent-gold: #FFCC00;
            --accent-lime: #32CD32;
            --accent-red: #D32F2F;
            --text-primary: #FFFDF0;
            --text-secondary: #C5E2D2;
            --text-muted: #8AAB9A;
            --border-color: rgba(255, 204, 0, 0.25);
            --card-bg: rgba(6, 35, 21, 0.75);
            --shadow-gold: 0 4px 20px rgba(255, 204, 0, 0.2);
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.35);
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 10px;
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        body {
            font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.6;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
        }

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .nav-glass {
            background: rgba(11, 60, 37, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 100;
            transition: var(--transition);
        }

        .logo-text {
            font-weight: 800;
            font-size: 1.25rem;
            letter-spacing: -0.01em;
            background: linear-gradient(135deg, var(--accent-gold) 0%, #FFE55C 50%, var(--accent-gold) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1.2;
        }

        .nav-link {
            color: var(--text-secondary);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 10px 18px;
            border-radius: 40px;
            transition: var(--transition);
            position: relative;
        }

        .nav-link:hover,
        .nav-link.active {
            color: var(--accent-gold);
            background: rgba(255, 204, 0, 0.08);
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--accent-gold) 0%, #FFB800 100%);
            color: #062315;
            font-weight: 700;
            padding: 12px 28px;
            border-radius: 50px;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 4px 16px rgba(255, 204, 0, 0.35);
            font-size: 0.95rem;
            letter-spacing: 0.01em;
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(255, 204, 0, 0.5);
            background: linear-gradient(135deg, #FFE55C 0%, #FFCC00 100%);
        }

        .btn-outline {
            background: transparent;
            border: 2px solid var(--accent-gold);
            color: var(--accent-gold);
            font-weight: 700;
            padding: 12px 28px;
            border-radius: 50px;
            cursor: pointer;
            transition: var(--transition);
            font-size: 0.95rem;
        }

        .btn-outline:hover {
            background: var(--accent-gold);
            color: #062315;
            box-shadow: 0 6px 24px rgba(255, 204, 0, 0.4);
        }

        .hero-section {
            background: linear-gradient(180deg, #0B3C25 0%, #062315 60%, #0B3C25 100%);
            position: relative;
            min-height: 80vh;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: radial-gradient(circle at 30% 50%, rgba(50, 205, 50, 0.12) 0%, transparent 60%),
                radial-gradient(circle at 70% 30%, rgba(255, 204, 0, 0.1) 0%, transparent 55%);
            pointer-events: none;
        }

        .hero-badge {
            background: rgba(255, 204, 0, 0.15);
            border: 1px solid rgba(255, 204, 0, 0.4);
            color: var(--accent-gold);
            font-weight: 700;
            font-size: 0.85rem;
            padding: 8px 20px;
            border-radius: 50px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            backdrop-filter: blur(8px);
        }

        .card-glow {
            background: var(--card-bg);
            border: 1px solid rgba(255, 204, 0, 0.15);
            border-radius: var(--radius-lg);
            padding: 28px;
            backdrop-filter: blur(12px);
            transition: var(--transition);
            box-shadow: var(--shadow-card);
        }

        .card-glow:hover {
            border-color: var(--accent-gold);
            box-shadow: var(--shadow-gold), var(--shadow-card);
            transform: translateY(-4px);
        }

        .metric-card {
            background: rgba(11, 60, 37, 0.7);
            border: 1px solid rgba(50, 205, 50, 0.25);
            border-radius: var(--radius-md);
            padding: 24px;
            text-align: left;
            backdrop-filter: blur(8px);
        }

        .faq-item {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            margin-bottom: 16px;
            transition: var(--transition);
        }

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

        .testimonial-bubble {
            background: rgba(255, 204, 0, 0.07);
            border-left: 4px solid var(--accent-gold);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            padding: 20px 24px;
            position: relative;
        }

        .footer-section {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-color);
            padding: 48px 0 24px;
        }

        .fab-left {
            position: fixed;
            left: 24px;
            bottom: 120px;
            z-index: 50;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-gold) 0%, #FFB800 100%);
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.4);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
            animation: floatBreathe 3s ease-in-out infinite;
        }

        .fab-left:hover {
            transform: scale(1.12);
            box-shadow: 0 8px 32px rgba(255, 215, 0, 0.6);
        }

        @keyframes floatBreathe {
            0%,
            100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-6px);
            }
        }

        .section-divider {
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--accent-gold), transparent);
            opacity: 0.3;
            margin: 0 auto;
        }

        @media (max-width: 1024px) {
            .container {
                padding: 0 20px;
            }
            .hero-section {
                min-height: 65vh;
            }
            .logo-text {
                font-size: 1.1rem;
            }
        }

        @media (max-width: 768px) {
            .hero-section {
                min-height: auto;
                padding: 100px 0 60px;
            }
            .nav-link {
                font-size: 0.85rem;
                padding: 8px 14px;
            }
            .btn-primary,
            .btn-outline {
                padding: 10px 22px;
                font-size: 0.88rem;
            }
            .fab-left {
                width: 48px;
                height: 48px;
                left: 12px;
                bottom: 90px;
            }
        }

        @media (max-width: 520px) {
            .logo-text {
                font-size: 0.95rem;
            }
            .hero-section {
                padding: 90px 0 50px;
            }
            .card-glow {
                padding: 20px;
            }
            .metric-card {
                padding: 18px;
            }
        }

/* roulang page: article */
:root {
            --bg-primary: #0B3C25;
            --bg-dark: #062315;
            --bg-card: #0A2E1C;
            --accent-gold: #FFCC00;
            --accent-gold-light: #FFD700;
            --accent-lime: #32CD32;
            --text-primary: #FFFDF0;
            --text-secondary: #C5E2D2;
            --text-muted: #8FA89A;
            --border-soft: rgba(255, 204, 0, 0.25);
            --shadow-gold: 0 4px 24px rgba(255, 204, 0, 0.15);
            --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.3);
            --radius-lg: 16px;
            --radius-md: 10px;
            --radius-sm: 6px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Inter', system-ui, -apple-system, sans-serif;
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.65;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }

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

        .container {
            width: 100%;
            max-width: 1240px;
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* Header / Nav */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(11, 60, 37, 0.88);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(255, 204, 0, 0.18);
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.25);
        }

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

        .logo-text {
            font-weight: 800;
            font-size: 1.2rem;
            letter-spacing: -0.3px;
            background: linear-gradient(135deg, var(--accent-gold-light), var(--accent-gold));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            white-space: nowrap;
        }

        .nav-link {
            position: relative;
            padding: 6px 14px;
            font-weight: 600;
            font-size: 0.92rem;
            color: var(--text-secondary);
            border-radius: 8px;
            transition: all 0.2s ease;
        }

        .nav-link:hover {
            color: var(--accent-gold);
            background: rgba(255, 204, 0, 0.07);
        }

        .nav-link.active {
            color: var(--accent-gold);
            background: rgba(255, 204, 0, 0.12);
        }

        .btn-login {
            padding: 8px 18px;
            border-radius: 8px;
            font-weight: 600;
            font-size: 0.88rem;
            color: var(--accent-gold);
            background: transparent;
            border: 1.5px solid var(--accent-gold);
            transition: all 0.2s ease;
        }

        .btn-login:hover {
            background: rgba(255, 204, 0, 0.12);
            color: var(--accent-gold-light);
        }

        .btn-signup {
            padding: 8px 18px;
            border-radius: 8px;
            font-weight: 700;
            font-size: 0.88rem;
            color: #062315;
            background: var(--accent-gold);
            border: 1.5px solid var(--accent-gold);
            transition: all 0.2s ease;
            box-shadow: 0 2px 10px rgba(255, 204, 0, 0.25);
        }

        .btn-signup:hover {
            background: var(--accent-gold-light);
            box-shadow: 0 4px 18px rgba(255, 204, 0, 0.4);
            transform: translateY(-1px);
        }

        /* Mobile nav */
        #mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--accent-gold);
            font-size: 1.6rem;
            padding: 4px;
        }

        #mobile-menu {
            display: none;
            position: absolute;
            top: 64px;
            left: 0;
            right: 0;
            background: rgba(11, 60, 37, 0.96);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(255, 204, 0, 0.2);
            flex-direction: column;
            padding: 16px 20px;
            gap: 10px;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
        }

        #mobile-menu .nav-link,
        #mobile-menu .btn-login,
        #mobile-menu .btn-signup {
            display: block;
            width: 100%;
            text-align: left;
            padding: 10px 16px;
            border-radius: 8px;
            font-size: 1rem;
        }

        #mobile-menu .btn-signup {
            text-align: center;
            margin-top: 4px;
        }

        /* Article Hero */
        .article-hero {
            padding: 48px 0 32px;
            background: linear-gradient(180deg, #062315 0%, #0B3C25 50%, #0F4D2F 100%);
            position: relative;
            overflow: hidden;
        }

        .article-hero::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -80px;
            width: 280px;
            height: 280px;
            background: radial-gradient(circle, rgba(255, 204, 0, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 204, 0, 0.12);
            color: var(--accent-gold);
            font-weight: 700;
            font-size: 0.82rem;
            padding: 6px 14px;
            border-radius: 20px;
            border: 1px solid rgba(255, 204, 0, 0.25);
            margin-bottom: 16px;
        }

        /* Article Content */
        .article-content-wrapper {
            padding: 40px 0 60px;
        }

        .article-body {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            padding: 36px 32px;
            box-shadow: var(--shadow-card);
            color: var(--text-secondary);
            font-size: 1.02rem;
            line-height: 1.8;
        }

        .article-body h2 {
            font-size: 1.55rem;
            font-weight: 800;
            color: var(--accent-gold);
            margin-top: 32px;
            margin-bottom: 14px;
            line-height: 1.35;
        }

        .article-body h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-top: 24px;
            margin-bottom: 10px;
        }

        .article-body p {
            margin-bottom: 16px;
            color: var(--text-secondary);
        }

        .article-body ul,
        .article-body ol {
            margin-bottom: 16px;
            padding-left: 24px;
        }

        .article-body li {
            margin-bottom: 8px;
            color: var(--text-secondary);
        }

        .article-body strong {
            color: var(--accent-gold-light);
            font-weight: 700;
        }

        .article-body blockquote {
            border-left: 4px solid var(--accent-gold);
            padding: 16px 20px;
            margin: 24px 0;
            background: rgba(255, 204, 0, 0.05);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            font-style: italic;
            color: var(--mint-light);
            font-size: 1.05rem;
        }

        .article-body img {
            border-radius: var(--radius-md);
            margin: 20px 0;
        }

        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
            padding: 16px 0;
            border-bottom: 1px solid rgba(255, 204, 0, 0.12);
            margin-bottom: 24px;
            color: var(--text-muted);
            font-size: 0.88rem;
        }

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

        /* CTA Section */
        .cta-section {
            padding: 50px 0 60px;
            text-align: center;
            background: linear-gradient(180deg, #0F4D2F 0%, #0B3C25 100%);
        }

        .cta-card {
            background: var(--bg-card);
            border: 1.5px solid var(--border-soft);
            border-radius: var(--radius-lg);
            padding: 40px 28px;
            max-width: 680px;
            margin: 0 auto;
            box-shadow: var(--shadow-gold);
        }

        .btn-cta-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            background: var(--accent-gold);
            color: #062315;
            font-weight: 800;
            font-size: 1rem;
            border-radius: 10px;
            border: none;
            transition: all 0.25s ease;
            box-shadow: 0 4px 18px rgba(255, 204, 0, 0.3);
        }

        .btn-cta-primary:hover {
            background: var(--accent-gold-light);
            box-shadow: 0 6px 24px rgba(255, 204, 0, 0.5);
            transform: translateY(-2px);
        }

        .btn-cta-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            background: transparent;
            color: var(--accent-gold);
            font-weight: 700;
            font-size: 1rem;
            border-radius: 10px;
            border: 1.5px solid var(--accent-gold);
            transition: all 0.25s ease;
        }

        .btn-cta-secondary:hover {
            background: rgba(255, 204, 0, 0.1);
            box-shadow: 0 4px 16px rgba(255, 204, 0, 0.2);
        }

        /* Footer */
        .footer-section {
            background: var(--bg-dark);
            padding: 50px 0 24px;
            border-top: 1px solid rgba(255, 204, 0, 0.15);
            color: var(--text-secondary);
        }

        .section-divider {
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--border-soft), transparent);
            border: none;
        }

        /* FAB */
        .fab-floating {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 50;
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: var(--bg-dark);
            border: 2px solid var(--accent-gold);
            color: var(--accent-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            box-shadow: 0 4px 20px rgba(255, 204, 0, 0.3);
            transition: all 0.3s ease;
            cursor: pointer;
            opacity: 0.7;
            animation: floatBreath 3s ease-in-out infinite;
        }

        .fab-floating:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 6px 28px rgba(255, 204, 0, 0.5);
        }

        @keyframes floatBreath {
            0%,
            100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-6px);
            }
        }

        /* not found */
        .not-found-block {
            text-align: center;
            padding: 60px 20px;
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-soft);
        }

        .not-found-block h2 {
            color: var(--accent-gold);
            font-size: 1.6rem;
            margin-bottom: 12px;
        }

        .not-found-block a {
            color: var(--accent-gold-light);
            font-weight: 700;
            text-decoration: underline;
        }

        /* Responsive */
        @media (max-width: 768px) {
            .header-inner {
                height: 56px;
            }

            #mobile-menu-toggle {
                display: block;
            }

            .desktop-nav,
            .desktop-auth {
                display: none;
            }

            .logo-text {
                font-size: 1rem;
            }

            .article-body {
                padding: 24px 18px;
                font-size: 0.95rem;
            }

            .article-hero {
                padding: 32px 0 20px;
            }

            .cta-card {
                padding: 28px 18px;
            }

            .btn-cta-primary,
            .btn-cta-secondary {
                width: 100%;
                justify-content: center;
                margin-bottom: 10px;
            }

            .fab-floating {
                width: 46px;
                height: 46px;
                left: 10px;
                bottom: 80px;
                font-size: 1.1rem;
            }
        }

        @media (min-width: 769px) {
            #mobile-menu {
                display: none !important;
            }
        }

/* roulang page: category1 */
:root {
            --bg-primary: #0A2E1C;
            --bg-secondary: #123E25;
            --bg-card: #0F3A22;
            --accent-gold: #FFD700;
            --accent-red: #D32F2F;
            --text-primary: #FFFFFF;
            --text-secondary: #D1F2EB;
            --text-muted: #8BA89A;
            --border-gold: #FFD700;
            --shadow-gold: 0 4px 20px rgba(255, 215, 0, 0.3);
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --transition-base: all 0.3s ease;
        }

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

        body {
            font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.6;
            overflow-x: hidden;
        }

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

        /* Header & Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(10, 46, 28, 0.95);
            backdrop-filter: blur(12px);
            border-bottom: 2px solid rgba(255, 215, 0, 0.2);
            transition: var(--transition-base);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
            flex-wrap: wrap;
            gap: 16px;
        }

        .logo-text {
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--accent-gold);
            letter-spacing: 0.5px;
            text-decoration: none;
            transition: var(--transition-base);
            line-height: 1.3;
        }

        .logo-text:hover {
            color: #FFE55C;
            text-shadow: 0 0 12px rgba(255, 215, 0, 0.5);
        }

        .nav-link {
            position: relative;
            color: var(--text-secondary);
            text-decoration: none;
            font-weight: 600;
            font-size: 0.95rem;
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            transition: var(--transition-base);
        }

        .nav-link:hover {
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.08);
        }

        .nav-link.active {
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.12);
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--accent-gold);
            border-radius: 2px;
        }

        .btn-login {
            padding: 8px 18px;
            border: 1.5px solid var(--accent-gold);
            background: transparent;
            color: var(--accent-gold);
            font-weight: 700;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: var(--transition-base);
            text-decoration: none;
            display: inline-block;
            font-size: 0.9rem;
        }

        .btn-login:hover {
            background: rgba(255, 215, 0, 0.1);
            box-shadow: var(--shadow-gold);
        }

        .btn-signup {
            padding: 9px 22px;
            background: var(--accent-red);
            color: #FFFFFF;
            font-weight: 700;
            border: none;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: var(--transition-base);
            text-decoration: none;
            display: inline-block;
            font-size: 0.9rem;
            box-shadow: 0 4px 14px rgba(211, 47, 47, 0.4);
        }

        .btn-signup:hover {
            background: #E53935;
            box-shadow: 0 6px 20px rgba(211, 47, 47, 0.6);
            transform: translateY(-1px);
        }

        .mobile-menu-toggle {
            display: none;
            background: transparent;
            border: 1px solid rgba(255, 215, 0, 0.4);
            color: var(--accent-gold);
            font-size: 1.6rem;
            cursor: pointer;
            padding: 6px 12px;
            border-radius: var(--radius-sm);
        }

        .mobile-menu {
            display: none;
            flex-direction: column;
            width: 100%;
            padding: 12px 0 16px;
            gap: 6px;
            background: rgba(10, 46, 28, 0.98);
            border-top: 1px solid rgba(255, 215, 0, 0.15);
        }

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

        .mobile-menu .nav-link {
            padding: 12px 16px;
            display: block;
            border-radius: var(--radius-sm);
        }

        /* Hero Section with Video */
        .hero-video-section {
            position: relative;
            margin-top: 80px;
            width: 100%;
            height: 520px;
            overflow: hidden;
            border-bottom: 3px solid rgba(255, 215, 0, 0.3);
        }

        .hero-video-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 46, 28, 0.85) 0%, rgba(10, 46, 28, 0.65) 50%, rgba(10, 46, 28, 0.75) 100%);
            z-index: 2;
        }

        .hero-video-bg {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            z-index: 1;
        }

        .hero-video-content {
            position: relative;
            z-index: 3;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            height: 100%;
            text-align: center;
            padding: 20px;
        }

        .hero-play-btn {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: rgba(255, 215, 0, 0.2);
            border: 3px solid var(--accent-gold);
            color: var(--accent-gold);
            font-size: 2rem;
            cursor: pointer;
            transition: var(--transition-base);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 24px;
            animation: pulse-gold 2s infinite;
        }

        @keyframes pulse-gold {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(255, 215, 0, 0.5);
            }
            50% {
                box-shadow: 0 0 0 20px rgba(255, 215, 0, 0);
            }
        }

        .hero-play-btn:hover {
            background: rgba(255, 215, 0, 0.35);
            transform: scale(1.1);
            box-shadow: 0 0 30px rgba(255, 215, 0, 0.6);
        }

        .hero-video-title {
            font-size: 2.8rem;
            font-weight: 900;
            color: #FFFFFF;
            text-shadow: 0 4px 20px rgba(0, 0, 0, 0.6);
            max-width: 800px;
            line-height: 1.2;
        }

        .hero-video-subtitle {
            font-size: 1.2rem;
            color: var(--text-secondary);
            margin-top: 12px;
            max-width: 600px;
            font-weight: 400;
        }

        .hero-cta-btn {
            margin-top: 20px;
            padding: 14px 36px;
            background: var(--accent-red);
            color: #FFFFFF;
            font-weight: 800;
            font-size: 1.1rem;
            border-radius: 50px;
            text-decoration: none;
            display: inline-block;
            transition: var(--transition-base);
            box-shadow: 0 6px 24px rgba(211, 47, 47, 0.5);
            letter-spacing: 0.5px;
        }

        .hero-cta-btn:hover {
            background: #E53935;
            transform: translateY(-3px);
            box-shadow: 0 10px 30px rgba(211, 47, 47, 0.7);
        }

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

        .section-title {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--accent-gold);
            margin-bottom: 16px;
            line-height: 1.3;
        }

        .section-subtitle {
            font-size: 1.1rem;
            color: var(--text-secondary);
            margin-bottom: 40px;
            max-width: 700px;
            line-height: 1.6;
        }

        .section-divider {
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--accent-gold), transparent);
            max-width: 200px;
            margin: 0 0 30px 0;
            border-radius: 1px;
        }

        /* Stats Cards */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-bottom: 30px;
        }

        .stat-card {
            background: var(--bg-card);
            border: 1px solid rgba(255, 215, 0, 0.25);
            border-radius: var(--radius-md);
            padding: 28px 20px;
            text-align: left;
            transition: var(--transition-base);
            box-shadow: var(--shadow-card);
        }

        .stat-card:hover {
            border-color: var(--accent-gold);
            transform: translateY(-6px);
            box-shadow: 0 12px 36px rgba(255, 215, 0, 0.25);
        }

        .stat-number {
            font-size: 2.6rem;
            font-weight: 900;
            color: var(--accent-gold);
            line-height: 1;
        }

        .stat-label {
            font-size: 0.95rem;
            color: var(--text-secondary);
            margin-top: 8px;
            font-weight: 500;
        }

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

        .strategy-card {
            background: var(--bg-secondary);
            border: 1px solid rgba(255, 215, 0, 0.2);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            transition: var(--transition-base);
            position: relative;
            overflow: hidden;
        }

        .strategy-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 100%;
            background: var(--accent-gold);
            border-radius: 4px 0 0 4px;
        }

        .strategy-card:hover {
            border-color: var(--accent-gold);
            transform: translateY(-5px);
            box-shadow: 0 16px 40px rgba(0, 0, 0, 0.5);
        }

        .strategy-icon {
            width: 50px;
            height: 50px;
            background: rgba(255, 215, 0, 0.12);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-size: 1.5rem;
            margin-bottom: 16px;
        }

        .strategy-card h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 10px;
        }

        .strategy-card p {
            color: var(--text-secondary);
            line-height: 1.7;
            font-size: 0.95rem;
        }

        .strategy-tag {
            display: inline-block;
            background: var(--accent-red);
            color: #FFFFFF;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 20px;
            margin-top: 14px;
            letter-spacing: 0.5px;
        }

        /* Process Steps */
        .steps-flow {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            align-items: stretch;
        }

        .step-item {
            flex: 1;
            min-width: 200px;
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 30px 24px;
            text-align: left;
            border-left: 4px solid var(--accent-gold);
            transition: var(--transition-base);
            box-shadow: var(--shadow-card);
        }

        .step-item:hover {
            transform: translateY(-6px);
            box-shadow: 0 14px 40px rgba(255, 215, 0, 0.2);
        }

        .step-number {
            font-size: 3rem;
            font-weight: 900;
            color: var(--accent-gold);
            opacity: 0.5;
            line-height: 1;
        }

        .step-item h4 {
            font-size: 1.2rem;
            font-weight: 700;
            color: #FFFFFF;
            margin: 10px 0 8px;
        }

        .step-item p {
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.6;
        }

        /* Comparison Table */
        .comparison-table-wrap {
            overflow-x: auto;
            border-radius: var(--radius-lg);
            border: 1px solid rgba(255, 215, 0, 0.25);
            box-shadow: var(--shadow-card);
        }

        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 600px;
        }

        .comparison-table th {
            background: var(--bg-secondary);
            padding: 16px 18px;
            text-align: left;
            font-weight: 700;
            color: var(--accent-gold);
            font-size: 1rem;
            border-bottom: 2px solid rgba(255, 215, 0, 0.3);
        }

        .comparison-table td {
            padding: 14px 18px;
            color: var(--text-secondary);
            border-bottom: 1px solid rgba(255, 215, 0, 0.1);
            font-size: 0.9rem;
        }

        .comparison-table tr:hover td {
            background: rgba(255, 215, 0, 0.04);
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .faq-item {
            background: var(--bg-card);
            border: 1px solid rgba(255, 215, 0, 0.2);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition-base);
        }

        .faq-question {
            width: 100%;
            padding: 18px 22px;
            text-align: left;
            background: transparent;
            border: none;
            color: #FFFFFF;
            font-weight: 700;
            font-size: 1.05rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: var(--transition-base);
        }

        .faq-question i {
            color: var(--accent-gold);
            transition: transform 0.3s ease;
        }

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

        .faq-answer {
            padding: 0 22px 18px;
            color: var(--text-secondary);
            line-height: 1.7;
            font-size: 0.95rem;
            display: none;
        }

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

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

        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, var(--bg-secondary) 0%, #0A2E1C 100%);
            border: 2px solid rgba(255, 215, 0, 0.3);
            border-radius: var(--radius-lg);
            padding: 50px 40px;
            text-align: left;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
        }

        .cta-section h2 {
            color: #FFFFFF;
            font-size: 2rem;
            font-weight: 800;
        }

        .cta-section p {
            color: var(--text-secondary);
            font-size: 1.05rem;
            margin: 12px 0 20px;
        }

        .btn-cta-large {
            display: inline-block;
            padding: 14px 40px;
            background: var(--accent-red);
            color: #FFFFFF;
            font-weight: 800;
            font-size: 1.1rem;
            border-radius: 50px;
            text-decoration: none;
            transition: var(--transition-base);
            box-shadow: 0 8px 28px rgba(211, 47, 47, 0.5);
        }

        .btn-cta-large:hover {
            background: #E53935;
            transform: translateY(-3px);
            box-shadow: 0 12px 36px rgba(211, 47, 47, 0.7);
        }

        /* Footer */
        .footer-section {
            background: #061A10;
            padding: 60px 0 30px;
            border-top: 2px solid rgba(255, 215, 0, 0.2);
            margin-top: 20px;
        }

        /* FAB */
        .fab-floating {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 999;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(10, 46, 28, 0.95);
            border: 2px solid var(--accent-gold);
            color: var(--accent-gold);
            font-size: 1.6rem;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3);
            transition: var(--transition-base);
            animation: float-fab 3s ease-in-out infinite;
        }

        @keyframes float-fab {
            0%,
            100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-8px);
            }
        }

        .fab-floating:hover {
            transform: scale(1.15);
            box-shadow: 0 8px 30px rgba(255, 215, 0, 0.5);
            opacity: 1;
        }

        .fab-badge {
            position: absolute;
            top: -4px;
            right: -4px;
            width: 14px;
            height: 14px;
            background: var(--accent-red);
            border-radius: 50%;
            animation: blink-dot 1.2s infinite;
        }

        @keyframes blink-dot {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.3;
            }
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-video-section {
                height: 400px;
            }
            .hero-video-title {
                font-size: 2.2rem;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .strategy-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .mobile-menu-toggle {
                display: block;
            }
            .desktop-nav,
            .desktop-actions {
                display: none;
            }
            .hero-video-section {
                height: 350px;
                margin-top: 70px;
            }
            .hero-video-title {
                font-size: 1.8rem;
            }
            .hero-play-btn {
                width: 60px;
                height: 60px;
                font-size: 1.4rem;
            }
            .section {
                padding: 50px 0;
            }
            .section-title {
                font-size: 1.8rem;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .strategy-grid {
                grid-template-columns: 1fr;
            }
            .steps-flow {
                flex-direction: column;
            }
            .cta-section {
                padding: 30px 24px;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .header-inner {
                padding: 10px 0;
            }
            .logo-text {
                font-size: 1rem;
            }
        }

        @media (max-width: 520px) {
            .hero-video-title {
                font-size: 1.4rem;
            }
            .hero-video-subtitle {
                font-size: 0.9rem;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .fab-floating {
                width: 44px;
                height: 44px;
                font-size: 1.2rem;
                left: 10px;
                bottom: 80px;
            }
        }

/* roulang page: category2 */
:root {
            --bg-primary: #0B1A30;
            --bg-secondary: #0F0C20;
            --accent-cyan: #00F0FF;
            --accent-lime: #CCFF00;
            --accent-violet: #7B2FF7;
            --text-primary: #FFFFFF;
            --text-secondary: #A6ACAF;
            --text-muted: #6B7280;
            --border-glow: rgba(0, 240, 255, 0.3);
            --card-bg: rgba(15, 12, 32, 0.8);
            --shadow-neon: 0 0 15px rgba(0, 240, 255, 0.5);
            --shadow-lime: 0 0 20px rgba(204, 255, 0, 0.4);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-full: 50px;
            --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

        body {
            margin: 0;
            padding: 0;
            font-family: 'Inter', 'Segoe UI', 'SF Pro Display', system-ui, -apple-system, sans-serif;
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.6;
            background-image:
                radial-gradient(ellipse at 20% 20%, rgba(0, 240, 255, 0.06) 0%, transparent 50%),
                radial-gradient(ellipse at 80% 60%, rgba(204, 255, 0, 0.04) 0%, transparent 50%),
                radial-gradient(ellipse at 50% 80%, rgba(123, 47, 247, 0.05) 0%, transparent 50%);
            background-attachment: fixed;
        }

        .container {
            max-width: 1280px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(11, 26, 48, 0.9);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(0, 240, 255, 0.15);
            transition: var(--transition-smooth);
        }

        .site-header.scrolled {
            background: rgba(11, 26, 48, 0.95);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }

        .logo-text {
            font-weight: 800;
            font-size: 1.15rem;
            letter-spacing: -0.02em;
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-lime));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            white-space: nowrap;
        }

        .nav-link {
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--text-secondary);
            text-decoration: none;
            padding: 8px 16px;
            border-radius: var(--radius-full);
            transition: var(--transition-fast);
            position: relative;
        }

        .nav-link:hover {
            color: var(--accent-cyan);
            background: rgba(0, 240, 255, 0.08);
        }

        .nav-link.active {
            color: var(--accent-lime);
            background: rgba(204, 255, 0, 0.1);
            font-weight: 700;
        }

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

        .btn-login {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--text-primary);
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.25);
            padding: 8px 20px;
            border-radius: var(--radius-full);
            cursor: pointer;
            transition: var(--transition-fast);
            white-space: nowrap;
        }

        .btn-login:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
            background: rgba(0, 240, 255, 0.08);
        }

        .btn-signup {
            font-weight: 700;
            font-size: 0.9rem;
            color: #0B1A30;
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-lime));
            border: none;
            padding: 10px 24px;
            border-radius: var(--radius-full);
            cursor: pointer;
            transition: var(--transition-smooth);
            box-shadow: var(--shadow-neon);
            white-space: nowrap;
        }

        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 0 30px rgba(0, 240, 255, 0.7);
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.5rem;
            cursor: pointer;
            padding: 8px;
        }

        .mobile-menu {
            display: none;
            position: absolute;
            top: 68px;
            left: 0;
            right: 0;
            background: rgba(11, 26, 48, 0.98);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 2px solid rgba(0, 240, 255, 0.3);
            flex-direction: column;
            padding: 16px 24px;
            gap: 8px;
            z-index: 999;
        }

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

        .mobile-menu .nav-link {
            display: block;
            padding: 12px 16px;
            font-size: 1rem;
            border-radius: var(--radius-sm);
        }

        /* Hero Section */
        .hero-section {
            padding-top: 140px;
            padding-bottom: 80px;
            position: relative;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -20%;
            width: 80%;
            height: 200%;
            background: radial-gradient(ellipse, rgba(0, 240, 255, 0.08) 0%, transparent 70%);
            pointer-events: none;
            animation: drift 12s ease-in-out infinite;
        }

        @keyframes drift {
            0%,
            100% {
                transform: translate(0, 0);
            }
            25% {
                transform: translate(8%, -4%);
            }
            50% {
                transform: translate(4%, 6%);
            }
            75% {
                transform: translate(-4%, 2%);
            }
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(0, 240, 255, 0.1);
            border: 1px solid rgba(0, 240, 255, 0.3);
            color: var(--accent-cyan);
            padding: 8px 18px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.85rem;
            margin-bottom: 24px;
        }

        .hero-badge i {
            animation: pulse-dot 2s infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.5;
                transform: scale(1.3);
            }
        }

        .hero-title {
            font-size: 3.2rem;
            font-weight: 900;
            line-height: 1.15;
            margin-bottom: 20px;
            letter-spacing: -0.03em;
        }

        .hero-title span {
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-lime));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-description {
            font-size: 1.15rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 32px;
            max-width: 520px;
        }

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

        .btn-primary {
            font-weight: 700;
            font-size: 1rem;
            padding: 14px 32px;
            border-radius: var(--radius-full);
            border: none;
            cursor: pointer;
            transition: var(--transition-smooth);
            background: linear-gradient(135deg, var(--accent-cyan), #0099ff);
            color: #0B1A30;
            box-shadow: var(--shadow-neon);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 0 40px rgba(0, 240, 255, 0.8);
        }

        .btn-secondary {
            font-weight: 600;
            font-size: 1rem;
            padding: 14px 32px;
            border-radius: var(--radius-full);
            border: 2px solid rgba(0, 240, 255, 0.4);
            cursor: pointer;
            transition: var(--transition-smooth);
            background: transparent;
            color: var(--accent-cyan);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-secondary:hover {
            background: rgba(0, 240, 255, 0.08);
            border-color: var(--accent-cyan);
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
        }

        .hero-visual {
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .hero-stats-card {
            background: var(--card-bg);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid rgba(0, 240, 255, 0.2);
            border-radius: var(--radius-lg);
            padding: 40px;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
            position: relative;
        }

        .hero-stats-card::before {
            content: '';
            position: absolute;
            inset: -2px;
            border-radius: var(--radius-lg);
            background: linear-gradient(135deg, rgba(0, 240, 255, 0.3), rgba(204, 255, 0, 0.3));
            z-index: -1;
            filter: blur(16px);
            opacity: 0.7;
        }

        .stat-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 14px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }

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

        .stat-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            flex-shrink: 0;
        }

        .stat-icon.cyan {
            background: rgba(0, 240, 255, 0.15);
            color: var(--accent-cyan);
        }
        .stat-icon.lime {
            background: rgba(204, 255, 0, 0.15);
            color: var(--accent-lime);
        }
        .stat-icon.violet {
            background: rgba(123, 47, 247, 0.2);
            color: #a78bfa;
        }

        .stat-info .stat-value {
            font-weight: 800;
            font-size: 1.35rem;
            line-height: 1.2;
        }
        .stat-info .stat-label {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

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

        .section-label {
            display: inline-block;
            font-weight: 700;
            font-size: 0.8rem;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--accent-cyan);
            margin-bottom: 12px;
        }

        .section-title {
            font-size: 2.3rem;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 16px;
            letter-spacing: -0.02em;
        }

        .section-description {
            font-size: 1.05rem;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 680px;
        }

        .section-divider {
            height: 2px;
            background: linear-gradient(90deg, transparent, rgba(0, 240, 255, 0.3), transparent);
            max-width: 200px;
            margin: 24px 0;
        }

        /* Data Dashboard Cards */
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .metric-card {
            background: var(--card-bg);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            transition: var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }

        .metric-card:hover {
            border-color: rgba(0, 240, 255, 0.3);
            box-shadow: 0 8px 40px rgba(0, 240, 255, 0.1);
            transform: translateY(-4px);
        }

        .metric-card::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-cyan), var(--accent-lime));
            opacity: 0;
            transition: opacity 0.3s;
        }

        .metric-card:hover::after {
            opacity: 1;
        }

        .metric-value {
            font-size: 2.4rem;
            font-weight: 900;
            line-height: 1;
            margin-bottom: 8px;
            background: linear-gradient(135deg, var(--accent-cyan), #fff);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .metric-label {
            font-size: 0.9rem;
            color: var(--text-secondary);
            font-weight: 500;
        }

        /* Matrix/Features */
        .features-matrix {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .feature-card {
            background: var(--card-bg);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-md);
            padding: 32px 28px;
            transition: var(--transition-smooth);
        }

        .feature-card:hover {
            border-color: rgba(0, 240, 255, 0.25);
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
        }

        .feature-icon {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-sm);
            background: rgba(0, 240, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--accent-cyan);
            margin-bottom: 20px;
        }
        .feature-card h3 {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .feature-card p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.65;
        }

        /* Comparison Table */
        .comparison-block {
            background: var(--card-bg);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid rgba(0, 240, 255, 0.15);
            border-radius: var(--radius-lg);
            padding: 40px;
            overflow-x: auto;
        }

        .comparison-block table {
            width: 100%;
            border-collapse: collapse;
            min-width: 700px;
        }

        .comparison-block th {
            text-align: left;
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--accent-cyan);
            text-transform: uppercase;
            letter-spacing: 0.04em;
            padding: 16px 20px;
            border-bottom: 2px solid rgba(0, 240, 255, 0.2);
        }

        .comparison-block td {
            padding: 16px 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            font-size: 0.95rem;
            color: var(--text-secondary);
        }

        .comparison-block .highlight {
            color: var(--accent-lime);
            font-weight: 700;
        }
        .comparison-block .icon-check {
            color: var(--accent-lime);
        }
        .comparison-block .icon-cross {
            color: #ff4477;
        }

        /* FAQ */
        .faq-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }

        .faq-item {
            background: var(--card-bg);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-md);
            padding: 24px 28px;
            transition: var(--transition-smooth);
            cursor: pointer;
        }

        .faq-item:hover {
            border-color: rgba(0, 240, 255, 0.25);
        }
        .faq-item summary {
            font-weight: 700;
            font-size: 1.05rem;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary i {
            color: var(--accent-cyan);
            transition: transform 0.3s;
            font-size: 1rem;
        }
        .faq-item[open] summary i {
            transform: rotate(180deg);
        }
        .faq-answer {
            margin-top: 16px;
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.7;
            padding-top: 16px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }

        /* CTA */
        .cta-section {
            padding: 80px 0;
            text-align: center;
            position: relative;
        }
        .cta-inner {
            background: var(--card-bg);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid rgba(0, 240, 255, 0.2);
            border-radius: var(--radius-xl, 28px);
            padding: 60px 40px;
            position: relative;
            overflow: hidden;
        }
        .cta-inner::before {
            content: '';
            position: absolute;
            inset: -1px;
            border-radius: inherit;
            background: linear-gradient(135deg, rgba(0, 240, 255, 0.2), rgba(204, 255, 0, 0.2));
            z-index: -1;
            filter: blur(24px);
            opacity: 0.6;
        }
        .cta-title {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 12px;
        }
        .cta-sub {
            color: var(--text-secondary);
            font-size: 1.05rem;
            margin-bottom: 28px;
        }

        /* Footer */
        .footer-section {
            padding: 60px 0 30px;
            border-top: 1px solid rgba(0, 240, 255, 0.15);
            background: var(--bg-secondary);
        }
        .footer-section a {
            text-decoration: none;
            transition: var(--transition-fast);
        }

        /* FAB */
        .fab-cyber {
            position: fixed;
            left: 20px;
            bottom: 80px;
            z-index: 100;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(11, 26, 48, 0.75);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 2px solid transparent;
            background-clip: padding-box;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-cyan);
            font-size: 1.4rem;
            cursor: pointer;
            transition: var(--transition-smooth);
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.4);
            animation: fab-breathe 3s ease-in-out infinite;
        }

        .fab-cyber::before {
            content: '';
            position: absolute;
            inset: -4px;
            border-radius: inherit;
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-lime));
            z-index: -1;
            opacity: 0.7;
        }

        @keyframes fab-breathe {
            0%,
            100% {
                box-shadow: 0 0 20px rgba(0, 240, 255, 0.4);
            }
            50% {
                box-shadow: 0 0 35px rgba(0, 240, 255, 0.7);
            }
        }

        .fab-cyber:hover {
            transform: scale(1.1);
            box-shadow: 0 0 45px rgba(0, 240, 255, 0.9);
        }

        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .hero-title {
                font-size: 2.4rem;
            }
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .features-matrix {
                grid-template-columns: repeat(2, 1fr);
            }
            .faq-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding-left: 18px;
                padding-right: 18px;
            }
            .desktop-nav {
                display: none !important;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .header-actions .btn-login,
            .header-actions .btn-signup {
                display: inline-flex;
            }
            .hero-title {
                font-size: 2rem;
            }
            .hero-description {
                font-size: 1rem;
            }
            .metrics-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .features-matrix {
                grid-template-columns: 1fr;
            }
            .section-title {
                font-size: 1.8rem;
            }
            .comparison-block {
                padding: 24px 16px;
            }
            .cta-inner {
                padding: 40px 20px;
            }
        }

        @media (max-width: 520px) {
            .hero-section {
                padding-top: 110px;
                padding-bottom: 50px;
            }
            .hero-title {
                font-size: 1.6rem;
            }
            .hero-actions {
                flex-direction: column;
            }
            .btn-primary,
            .btn-secondary {
                width: 100%;
                justify-content: center;
            }
            .metrics-grid {
                grid-template-columns: 1fr;
            }
            .stat-item {
                flex-wrap: wrap;
            }
            .fab-cyber {
                left: 12px;
                bottom: 60px;
                width: 48px;
                height: 48px;
                font-size: 1.2rem;
            }
        }