/* roulang page: index */
:root {
            --bg-primary: #0A2E1C;
            --bg-secondary: #123E25;
            --bg-card: #0D3422;
            --accent-gold: #FFD700;
            --accent-red: #D32F2F;
            --text-primary: #FFFFFF;
            --text-secondary: #D1F2EB;
            --text-muted: #A0C7BA;
            --border-gold: #B8860B;
            --shadow-gold: 0 4px 20px rgba(255,215,0,0.15);
            --shadow-card: 0 8px 24px rgba(0,0,0,0.3);
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --transition: all 0.25s ease;
        }

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

        body {
            font-family: 'Segoe UI', 'Roboto', system-ui, -apple-system, sans-serif;
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.6;
            margin: 0;
            -webkit-font-smoothing: antialiased;
        }

        img { max-width: 100%; height: auto; display: block; }
        a { text-decoration: none; color: inherit; transition: var(--transition); }
        button { cursor: pointer; font-family: inherit; }

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

        /* Navigation */
        .site-header {
            background: rgba(10, 46, 28, 0.92);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(255, 215, 0, 0.25);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.4);
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 70px;
        }

        .logo {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--accent-gold);
            letter-spacing: 0.3px;
            max-width: 280px;
            line-height: 1.3;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .logo i {
            font-size: 1.6rem;
            color: var(--accent-gold);
        }

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

        .nav-links a {
            color: var(--text-secondary);
            font-weight: 500;
            font-size: 0.95rem;
            padding: 8px 0;
            position: relative;
            transition: var(--transition);
        }

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

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent-gold);
            transition: width 0.3s ease;
        }

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

        .nav-cta-group {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .btn-login {
            background: transparent;
            border: 1px solid rgba(255, 215, 0, 0.5);
            color: var(--accent-gold);
            padding: 10px 22px;
            border-radius: 25px;
            font-weight: 600;
            font-size: 0.9rem;
            transition: var(--transition);
        }

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

        .btn-signup {
            background: linear-gradient(135deg, #D32F2F, #B71C1C);
            border: none;
            color: #FFF;
            padding: 11px 26px;
            border-radius: 25px;
            font-weight: 700;
            font-size: 0.9rem;
            box-shadow: 0 4px 14px rgba(211, 47, 47, 0.45);
            transition: var(--transition);
        }

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

        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--accent-gold);
            font-size: 1.6rem;
            padding: 6px;
        }

        /* Hero Tool Style */
        .hero {
            background: linear-gradient(180deg, #0A2E1C 0%, #123E25 70%, #0D3422 100%);
            padding: 60px 0 70px;
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -15%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(255, 215, 0, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
            position: relative;
            z-index: 2;
        }

        .hero-text h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--text-primary);
            line-height: 1.3;
            margin-bottom: 20px;
        }

        .hero-text h1 span {
            color: var(--accent-gold);
            display: inline-block;
        }

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

        .hero-stats {
            display: flex;
            gap: 30px;
            margin-bottom: 30px;
        }

        .hero-stat {
            text-align: left;
        }

        .hero-stat .stat-number {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent-gold);
        }

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

        .hero-actions {
            display: flex;
            gap: 15px;
            flex-wrap: wrap;
        }

        .btn-primary {
            background: var(--accent-gold);
            color: #0A2E1C;
            padding: 14px 32px;
            border-radius: 30px;
            font-weight: 700;
            font-size: 1rem;
            border: none;
            box-shadow: 0 6px 18px rgba(255, 215, 0, 0.35);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-primary:hover {
            background: #FFE44D;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(255, 215, 0, 0.5);
        }

        .btn-outline {
            background: transparent;
            border: 2px solid var(--accent-gold);
            color: var(--accent-gold);
            padding: 14px 28px;
            border-radius: 30px;
            font-weight: 700;
            font-size: 1rem;
            transition: var(--transition);
        }

        .btn-outline:hover {
            background: rgba(255, 215, 0, 0.1);
        }

        .hero-visual {
            background: url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
            border-radius: var(--radius-xl);
            min-height: 400px;
            position: relative;
            border: 1px solid rgba(255, 215, 0, 0.3);
            box-shadow: var(--shadow-gold);
        }

        .hero-visual::after {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(10, 46, 28, 0.4);
            border-radius: var(--radius-xl);
        }

        .hero-badge {
            position: absolute;
            top: 20px;
            right: 20px;
            background: var(--accent-red);
            color: #FFF;
            padding: 8px 18px;
            border-radius: 20px;
            font-weight: 700;
            font-size: 0.85rem;
            z-index: 3;
            box-shadow: 0 4px 12px rgba(211, 47, 47, 0.5);
        }

        /* Sections */
        section {
            padding: 70px 0;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
            position: relative;
            display: inline-block;
        }

        .section-title::after {
            content: '';
            display: block;
            width: 60px;
            height: 3px;
            background: var(--accent-gold);
            margin-top: 8px;
            border-radius: 2px;
        }

        .section-sub {
            color: var(--text-secondary);
            font-size: 1.05rem;
            margin-bottom: 40px;
            max-width: 600px;
            line-height: 1.7;
        }

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

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

        .trust-card {
            background: rgba(18, 62, 37, 0.6);
            border: 1px solid rgba(255, 215, 0, 0.25);
            border-radius: var(--radius-md);
            padding: 28px 20px;
            text-align: center;
            transition: var(--transition);
        }

        .trust-card:hover {
            border-color: var(--accent-gold);
            transform: translateY(-3px);
            box-shadow: var(--shadow-gold);
        }

        .trust-icon {
            font-size: 2.4rem;
            color: var(--accent-gold);
            margin-bottom: 14px;
        }

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

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

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

        .service-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            border: 1px solid rgba(255, 215, 0, 0.2);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

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

        .service-card .card-icon {
            width: 50px;
            height: 50px;
            background: rgba(255, 215, 0, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--accent-gold);
        }

        .service-card h3 {
            font-size: 1.25rem;
            color: var(--text-primary);
            font-weight: 700;
        }

        .service-card p {
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.65;
        }

        /* Vertical Cards */
        .vertical-feed {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }

        .vertical-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, 0.08);
            transition: var(--transition);
        }

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

        .vertical-card-img {
            height: 180px;
            background-size: cover;
            background-position: center;
            position: relative;
        }

        .vertical-card-body {
            padding: 16px;
        }

        .vertical-card-body h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 6px;
        }

        .vertical-card-body p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 10px;
        }

        .vertical-cta {
            color: var(--accent-gold);
            font-weight: 600;
            font-size: 0.85rem;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

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

        .security-item {
            display: flex;
            gap: 16px;
            align-items: flex-start;
            background: rgba(18, 62, 37, 0.4);
            padding: 24px;
            border-radius: var(--radius-md);
            border-left: 3px solid var(--accent-gold);
        }

        .security-item i {
            font-size: 2rem;
            color: var(--accent-gold);
            flex-shrink: 0;
        }

        .security-item h4 {
            color: var(--text-primary);
            font-weight: 600;
            margin-bottom: 6px;
        }

        .security-item p {
            color: var(--text-secondary);
            font-size: 0.9rem;
        }

        /* News List */
        .news-layout {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 30px;
        }

        .news-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .news-item {
            padding: 20px 0;
            border-bottom: 1px solid rgba(255, 215, 0, 0.15);
            display: flex;
            gap: 20px;
            align-items: baseline;
            transition: var(--transition);
        }

        .news-item:hover {
            padding-left: 8px;
            background: rgba(255, 215, 0, 0.03);
            border-radius: 6px;
        }

        .news-date {
            color: var(--text-muted);
            font-size: 0.85rem;
            white-space: nowrap;
            min-width: 90px;
        }

        .news-content h4 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
        }

        .news-content p {
            color: var(--text-muted);
            font-size: 0.9rem;
        }

        .news-sidebar {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 24px;
            border: 1px solid rgba(255, 215, 0, 0.2);
            height: fit-content;
        }

        .news-sidebar h3 {
            color: var(--accent-gold);
            font-weight: 700;
            margin-bottom: 16px;
            font-size: 1.2rem;
        }

        .sidebar-item {
            padding: 12px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .sidebar-item:last-child { border-bottom: none; }
        .sidebar-item a {
            color: var(--text-secondary);
            font-weight: 500;
        }
        .sidebar-item a:hover { color: var(--accent-gold); }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .faq-item {
            background: var(--bg-card);
            border: 1px solid rgba(255, 215, 0, 0.2);
            border-radius: var(--radius-md);
            padding: 24px;
            transition: var(--transition);
        }

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

        .faq-item h4 {
            color: var(--accent-gold);
            font-weight: 700;
            margin-bottom: 8px;
            font-size: 1.1rem;
        }

        .faq-item p {
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* FAB */
        .fab {
            position: fixed;
            left: 20px;
            bottom: 80px;
            z-index: 999;
            width: 52px;
            height: 52px;
            background: radial-gradient(circle at 30% 30%, #1A1A1A, #0A0A0A);
            border: 2px solid var(--accent-gold);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--accent-gold);
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3);
            transition: var(--transition);
            animation: floatFab 3s ease-in-out infinite;
            cursor: pointer;
        }

        .fab:hover {
            transform: scale(1.1);
            box-shadow: 0 6px 30px rgba(255, 215, 0, 0.5);
        }

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

        .fab .badge-dot {
            position: absolute;
            top: 4px;
            right: 4px;
            width: 12px;
            height: 12px;
            background: var(--accent-red);
            border-radius: 50%;
            border: 2px solid #0A2E1C;
            animation: blink 1.2s infinite;
        }

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

        /* Footer */
        .site-footer {
            background: #061F13;
            border-top: 1px solid rgba(255, 215, 0, 0.3);
            padding: 50px 0 30px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 30px;
        }

        .footer-col h4 {
            color: var(--accent-gold);
            font-weight: 700;
            margin-bottom: 16px;
            font-size: 1.1rem;
        }

        .footer-col p, .footer-col a {
            color: var(--text-muted);
            font-size: 0.9rem;
            display: block;
            margin-bottom: 8px;
        }

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

        .footer-bottom {
            margin-top: 30px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: var(--text-muted);
            font-size: 0.85rem;
            flex-wrap: wrap;
            gap: 12px;
        }

        .footer-badges {
            display: flex;
            gap: 15px;
            font-size: 1.3rem;
            color: var(--accent-gold);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-content {
                grid-template-columns: 1fr;
                gap: 35px;
            }
            .hero-visual { min-height: 300px; }
            .trust-grid { grid-template-columns: repeat(2, 1fr); }
            .service-cards { grid-template-columns: 1fr 1fr; }
            .vertical-feed { grid-template-columns: repeat(2, 1fr); }
            .news-layout { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr 1fr; }
            .security-grid { grid-template-columns: 1fr 1fr; }
            .nav-links { gap: 16px; }
            .logo { font-size: 0.95rem; max-width: 200px; }
        }

        @media (max-width: 768px) {
            .nav-links { display: none; }
            .mobile-toggle { display: block; }
            .hero-text h1 { font-size: 1.9rem; }
            .trust-grid { grid-template-columns: 1fr 1fr; }
            .service-cards { grid-template-columns: 1fr; }
            .vertical-feed { grid-template-columns: 1fr 1fr; }
            .security-grid { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr; }
            section { padding: 50px 0; }
            .hero-stats { flex-direction: column; gap: 15px; }
        }

        @media (max-width: 520px) {
            .hero-text h1 { font-size: 1.6rem; }
            .hero-text p { font-size: 0.95rem; }
            .vertical-feed { grid-template-columns: 1fr; }
            .trust-grid { grid-template-columns: 1fr; }
            .hero-actions .btn-primary,
            .hero-actions .btn-outline { width: 100%; text-align: center; }
            .btn-login { padding: 8px 14px; font-size: 0.8rem; }
            .btn-signup { padding: 9px 16px; font-size: 0.8rem; }
            .fab { left: 12px; bottom: 60px; width: 44px; height: 44px; }
        }

/* roulang page: article */
:root {
            --color-bg-primary: #0A2E1C;
            --color-bg-secondary: #123E25;
            --color-bg-tertiary: #0B3C25;
            --color-accent-gold: #FFD700;
            --color-accent-red: #D32F2F;
            --color-accent-dark: #062315;
            --color-text-main: #FFFFFF;
            --color-text-light: #D1F2EB;
            --color-text-muted: #A5D6C7;
            --color-border-gold: rgba(255, 215, 0, 0.3);
            --color-border-subtle: rgba(255, 215, 0, 0.15);
            --color-card-bg: rgba(18, 62, 37, 0.7);
            --font-heading: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            --font-body: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --shadow-gold: 0 4px 20px rgba(255, 215, 0, 0.2);
            --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.4);
            --transition-base: all 0.25s ease;
        }

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

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-body);
            background-color: var(--color-bg-primary);
            color: var(--color-text-main);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 100vh;
            background-image: url('/assets/images/backpic/back-1.jpg');
            background-size: cover;
            background-attachment: fixed;
            background-position: center;
            position: relative;
        }

        body::before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, rgba(10, 46, 28, 0.92) 0%, rgba(18, 62, 37, 0.88) 100%);
            z-index: -1;
        }

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

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

        .container {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        .site-header {
            background: rgba(6, 35, 21, 0.9);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border-gold);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 15px rgba(0, 0, 0, 0.3);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            padding: 0.9rem 1.5rem;
            max-width: 1240px;
            margin: 0 auto;
        }

        .logo a {
            font-family: var(--font-heading);
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--color-accent-gold);
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 0.4rem;
            transition: var(--transition-base);
        }

        .logo a i {
            font-size: 1.6rem;
        }

        .logo a:hover {
            color: #FFE55C;
            text-shadow: 0 0 8px rgba(255, 215, 0, 0.5);
        }

        .nav-links {
            display: flex;
            align-items: center;
            list-style: none;
            gap: 0.4rem;
        }

        .nav-links li a {
            display: inline-block;
            padding: 0.6rem 1.2rem;
            font-weight: 600;
            border-radius: var(--radius-sm);
            color: var(--color-text-light);
            font-size: 0.95rem;
            transition: var(--transition-base);
            position: relative;
            white-space: nowrap;
        }

        .nav-links li a.active {
            background: var(--color-accent-gold);
            color: var(--color-accent-dark);
            font-weight: 700;
            box-shadow: 0 0 10px rgba(255, 215, 0, 0.4);
        }

        .nav-links li a:hover:not(.active) {
            background: rgba(255, 215, 0, 0.12);
            color: #FFE55C;
        }

        .auth-buttons {
            display: flex;
            align-items: center;
            gap: 0.8rem;
            margin-left: 1rem;
        }

        .btn-login {
            color: var(--color-accent-gold);
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            transition: var(--transition-base);
        }

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

        .btn-signup {
            background: var(--color-accent-gold);
            color: var(--color-accent-dark);
            font-weight: 700;
            padding: 0.55rem 1.3rem;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            box-shadow: 0 0 10px rgba(255, 215, 0, 0.5);
            transition: var(--transition-base);
        }

        .btn-signup:hover {
            background: #FFE55C;
            transform: translateY(-1px);
            box-shadow: 0 4px 15px rgba(255, 215, 0, 0.6);
        }

        .mobile-toggle {
            display: none;
            background: none;
            border: 1px solid var(--color-accent-gold);
            color: var(--color-accent-gold);
            font-size: 1.8rem;
            padding: 0.25rem 0.7rem;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: var(--transition-base);
        }

        .mobile-toggle:hover {
            background: rgba(255, 215, 0, 0.15);
        }

        .article-main {
            padding: 2.5rem 0 3.5rem;
        }

        .article-container {
            max-width: 880px;
            margin: 0 auto;
            background: rgba(18, 62, 37, 0.55);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border-radius: var(--radius-lg);
            padding: 2.5rem 2rem;
            border: 1px solid var(--color-border-gold);
            box-shadow: var(--shadow-gold);
        }

        .article-header {
            margin-bottom: 2.2rem;
            border-bottom: 1px solid var(--color-border-subtle);
            padding-bottom: 1.5rem;
        }

        .article-header h1 {
            font-family: var(--font-heading);
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--color-accent-gold);
            line-height: 1.3;
            margin-bottom: 0.8rem;
            text-shadow: 0 2px 6px rgba(0, 0, 0, 0.5);
        }

        .article-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 1.2rem;
            font-size: 0.9rem;
            color: var(--color-text-muted);
        }

        .article-meta i {
            color: var(--color-accent-gold);
            margin-right: 0.25rem;
        }

        .article-category {
            background: var(--color-accent-gold);
            color: var(--color-accent-dark);
            font-weight: 700;
            padding: 0.25rem 0.9rem;
            border-radius: 20px;
            font-size: 0.8rem;
        }

        .article-content {
            color: var(--color-text-light);
            font-size: 1.05rem;
            line-height: 1.75;
            word-wrap: break-word;
        }

        .article-content h2 {
            font-family: var(--font-heading);
            font-size: 1.7rem;
            color: var(--color-accent-gold);
            margin-top: 2rem;
            margin-bottom: 0.8rem;
            font-weight: 700;
            border-left: 4px solid var(--color-accent-gold);
            padding-left: 1rem;
        }

        .article-content h3 {
            font-family: var(--font-heading);
            font-size: 1.3rem;
            color: #FFE55C;
            margin-top: 1.6rem;
            margin-bottom: 0.6rem;
            font-weight: 700;
        }

        .article-content p {
            margin-bottom: 1.2rem;
        }

        .article-content ul,
        .article-content ol {
            margin-left: 1.5rem;
            margin-bottom: 1.2rem;
        }

        .article-content li {
            margin-bottom: 0.5rem;
        }

        .article-content blockquote {
            background: rgba(255, 215, 0, 0.08);
            border-left: 4px solid var(--color-accent-gold);
            padding: 1rem 1.5rem;
            margin: 1.5rem 0;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--color-text-muted);
            font-style: italic;
        }

        .article-content img {
            border-radius: var(--radius-md);
            margin: 1.5rem auto;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.4);
        }

        .article-cta-box {
            background: linear-gradient(135deg, rgba(211, 47, 47, 0.4) 0%, rgba(18, 62, 37, 0.9) 100%);
            border: 2px solid var(--color-accent-gold);
            border-radius: var(--radius-md);
            padding: 1.8rem;
            text-align: center;
            margin-top: 2.5rem;
        }

        .article-cta-box h3 {
            font-size: 1.4rem;
            color: var(--color-accent-gold);
            margin-bottom: 0.5rem;
            font-weight: 700;
        }

        .article-cta-box p {
            color: var(--color-text-light);
            margin-bottom: 1.5rem;
        }

        .btn-cta-primary {
            display: inline-block;
            background: var(--color-accent-gold);
            color: var(--color-accent-dark);
            font-weight: 700;
            padding: 0.8rem 2.2rem;
            border-radius: 30px;
            font-size: 1rem;
            box-shadow: 0 0 15px rgba(255, 215, 0, 0.5);
            transition: var(--transition-base);
        }

        .btn-cta-primary:hover {
            background: #FFE55C;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(255, 215, 0, 0.65);
        }

        .not-found-state {
            text-align: center;
            padding: 4rem 2rem;
        }

        .not-found-state i {
            font-size: 3.5rem;
            color: var(--color-accent-gold);
            margin-bottom: 1rem;
            display: block;
        }

        .not-found-state h2 {
            font-size: 1.8rem;
            color: var(--color-accent-gold);
            margin-bottom: 0.8rem;
        }

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

        .site-footer {
            background: rgba(6, 35, 21, 0.95);
            border-top: 2px solid var(--color-accent-gold);
            padding: 3rem 1.5rem 1.5rem;
            margin-top: 3rem;
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 0.9fr 0.9fr 0.9fr;
            gap: 2.5rem;
            max-width: 1240px;
            margin: 0 auto 2rem;
        }

        .footer-col h4 {
            font-family: var(--font-heading);
            color: var(--color-accent-gold);
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 1rem;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }

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

        .footer-col a {
            display: block;
            color: var(--color-text-light);
            font-size: 0.9rem;
            margin-bottom: 0.5rem;
            transition: var(--transition-base);
        }

        .footer-col a:hover {
            color: var(--color-accent-gold);
            padding-left: 5px;
        }

        .footer-bottom {
            max-width: 1240px;
            margin: 0 auto;
            border-top: 1px solid var(--color-border-subtle);
            padding-top: 1.5rem;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            font-size: 0.85rem;
            color: var(--color-text-muted);
        }

        .footer-badges {
            display: flex;
            align-items: center;
            gap: 1.2rem;
            color: var(--color-accent-gold);
            font-size: 1.3rem;
        }

        .floating-fab {
            position: fixed;
            left: 1.5rem;
            bottom: 5rem;
            z-index: 50;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 0.8rem;
        }

        .fab-main {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, #B8860B, #6B3A0A);
            border: 3px solid #FFD700;
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.4);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #FFD700;
            font-size: 1.5rem;
            cursor: pointer;
            transition: var(--transition-base);
            animation: floatUpDown 2.8s ease-in-out infinite;
            position: relative;
        }

        .fab-main:hover {
            transform: scale(1.15);
            box-shadow: 0 8px 30px rgba(255, 215, 0, 0.65);
        }

        .fab-notify-dot {
            position: absolute;
            top: 6px;
            right: 6px;
            width: 12px;
            height: 12px;
            background: #D32F2F;
            border-radius: 50%;
            border: 2px solid #FFD700;
            animation: blinkDot 1.4s infinite;
        }

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

        @keyframes blinkDot {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.3;
            }
        }

        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .article-container {
                padding: 2rem 1.5rem;
            }
            .article-header h1 {
                font-size: 1.9rem;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                flex-wrap: wrap;
                padding: 0.7rem 1rem;
            }

            .logo a {
                font-size: 1.1rem;
            }

            .nav-links {
                flex: 1 1 100%;
                flex-direction: column;
                gap: 0.3rem;
                margin-top: 0.6rem;
                display: none;
            }

            .nav-links.mobile-visible {
                display: flex;
            }

            .mobile-toggle {
                display: inline-block;
            }

            .auth-buttons {
                margin-left: auto;
                gap: 0.5rem;
            }

            .btn-login,
            .btn-signup {
                font-size: 0.8rem;
                padding: 0.4rem 0.9rem;
            }

            .article-container {
                padding: 1.5rem 1rem;
                margin: 0 0.5rem;
            }

            .article-header h1 {
                font-size: 1.6rem;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.8rem;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }

            .floating-fab {
                left: 0.8rem;
                bottom: 4rem;
            }

            .fab-main {
                width: 48px;
                height: 48px;
                font-size: 1.3rem;
            }
        }

        @media (max-width: 520px) {
            .article-meta {
                gap: 0.5rem;
                font-size: 0.8rem;
            }
            .article-content {
                font-size: 0.95rem;
            }
            .article-content h2 {
                font-size: 1.4rem;
            }
        }

/* roulang page: category1 */
:root {
            /* Style F: Platinum Luxury & Carbon Black */
            --bg-primary: #1A1A1A;
            --bg-secondary: #121212;
            --bg-elevated: #242424;
            --accent-gold: #F0E68C;
            --accent-platinum: #E5E8E8;
            --text-primary: #FFFFFF;
            --text-secondary: #D5D8DC;
            --text-muted: #9CA3AF;
            --border-color: #3A3A3A;
            --success: #10B981;
            --warning: #F59E0B;
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
            --shadow-md: 0 8px 24px rgba(0,0,0,0.4);
            --shadow-lg: 0 16px 48px rgba(0,0,0,0.5);
            --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            --font-display: 'Playfair Display', serif;
            --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        body {
            font-family: var(--font-primary);
            background: var(--bg-secondary);
            color: var(--text-primary);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        /* Header & Navigation */
        .site-header {
            background: var(--bg-primary);
            border-bottom: 1px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
        }

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

        .logo {
            font-family: var(--font-display);
            font-size: 1.5rem;
            font-weight: 900;
            color: var(--accent-platinum);
            text-decoration: none;
            letter-spacing: -0.5px;
            transition: var(--transition-smooth);
            line-height: 1.2;
        }
        .logo:hover { color: var(--accent-gold); }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 32px;
            list-style: none;
        }

        .nav-links a {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-secondary);
            text-decoration: none;
            transition: var(--transition-smooth);
            position: relative;
            padding-bottom: 4px;
            border-bottom: 2px solid transparent;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--accent-gold);
        }
        .nav-links a.active {
            border-bottom-color: var(--accent-gold);
        }

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

        .btn-login {
            background: transparent;
            border: 1px solid var(--accent-platinum);
            color: var(--accent-platinum);
            padding: 10px 24px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.9rem;
            cursor: pointer;
            transition: var(--transition-smooth);
            text-decoration: none;
        }
        .btn-login:hover {
            background: rgba(229,232,232,0.1);
            transform: translateY(-1px);
        }

        .btn-signup {
            background: var(--accent-gold);
            color: var(--bg-secondary);
            border: none;
            padding: 10px 28px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 0.9rem;
            cursor: pointer;
            transition: var(--transition-smooth);
            text-decoration: none;
            box-shadow: 0 4px 12px rgba(240,230,140,0.25);
        }
        .btn-signup:hover {
            background: #FFF;
            color: #000;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(240,230,140,0.4);
        }

        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.8rem;
            cursor: pointer;
        }

        /* Hero (KV style with countdown & dual CTA) */
        .hero-kv {
            background: linear-gradient(135deg, var(--bg-primary) 0%, #2C2416 50%, var(--bg-primary) 100%);
            position: relative;
            overflow: hidden;
            padding: 80px 0 60px;
            text-align: left;
        }
        .hero-kv::before {
            content: '';
            position: absolute;
            top: 0; left: 0; right: 0; bottom: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(240,230,140,0.08) 0%, transparent 60%);
            pointer-events: none;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
            position: relative;
            z-index: 2;
        }

        .hero-content h1 {
            font-family: var(--font-display);
            font-size: 3.2rem;
            font-weight: 900;
            line-height: 1.2;
            color: var(--text-primary);
            margin-bottom: 20px;
        }
        .hero-content h1 span {
            color: var(--accent-gold);
        }
        .hero-subtitle {
            font-size: 1.15rem;
            color: var(--text-secondary);
            margin-bottom: 30px;
            line-height: 1.7;
        }

        .countdown-badge {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: rgba(240,230,140,0.1);
            border: 1px solid rgba(240,230,140,0.3);
            padding: 12px 24px;
            border-radius: 50px;
            margin-bottom: 30px;
            font-weight: 600;
            color: var(--accent-gold);
        }
        .countdown-badge i { font-size: 1.2rem; }

        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .btn-primary {
            background: var(--accent-gold);
            color: #000;
            padding: 14px 36px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1.05rem;
            text-decoration: none;
            transition: var(--transition-smooth);
            box-shadow: 0 6px 20px rgba(240,230,140,0.3);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-primary:hover {
            background: #FFF;
            transform: translateY(-3px);
            box-shadow: 0 10px 30px rgba(240,230,140,0.5);
            color: #000;
        }

        .btn-outline-light {
            background: transparent;
            border: 2px solid var(--accent-platinum);
            color: var(--accent-platinum);
            padding: 14px 36px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1.05rem;
            text-decoration: none;
            transition: var(--transition-smooth);
        }
        .btn-outline-light:hover {
            background: rgba(229,232,232,0.1);
            transform: translateY(-3px);
        }

        .hero-visual img {
            width: 100%;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-lg);
            border: 2px solid var(--border-color);
        }

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

        .section-header {
            margin-bottom: 50px;
            text-align: left;
        }
        .section-header h2 {
            font-family: var(--font-display);
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 12px;
        }
        .section-header p {
            color: var(--text-muted);
            font-size: 1.1rem;
            max-width: 700px;
        }

        /* Value Props (3-column) */
        .props-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        .prop-card {
            background: var(--bg-elevated);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 36px 28px;
            transition: var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }
        .prop-card::after {
            content: '';
            position: absolute;
            top: 0; left: -100%;
            width: 100%; height: 100%;
            background: linear-gradient(90deg, transparent, rgba(240,230,140,0.03), transparent);
            transition: var(--transition-smooth);
        }
        .prop-card:hover { border-color: var(--accent-gold); transform: translateY(-6px); box-shadow: var(--shadow-md); }
        .prop-card:hover::after { left: 100%; }
        .prop-icon {
            font-size: 2.4rem;
            color: var(--accent-gold);
            margin-bottom: 18px;
        }
        .prop-card h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .prop-card p {
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.6;
        }

        /* Process / Steps */
        .steps-list {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .step-item {
            background: var(--bg-elevated);
            padding: 30px 24px;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
            text-align: left;
            position: relative;
        }
        .step-number {
            font-size: 2.8rem;
            font-weight: 900;
            color: rgba(240,230,140,0.15);
            position: absolute;
            top: 10px; right: 16px;
            font-family: var(--font-display);
        }
        .step-item h4 {
            font-weight: 700;
            font-size: 1.15rem;
            margin-bottom: 8px;
            position: relative;
            z-index: 1;
        }
        .step-item p {
            color: var(--text-muted);
            font-size: 0.9rem;
            position: relative;
            z-index: 1;
        }

        /* Social Proof / Stats */
        .stats-banner {
            background: var(--bg-elevated);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 50px 40px;
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 40px;
            text-align: left;
        }
        .stat-item h3 {
            font-size: 2.8rem;
            font-weight: 900;
            color: var(--accent-gold);
            font-family: var(--font-display);
        }
        .stat-item p {
            color: var(--text-secondary);
            font-size: 1rem;
        }

        /* FAQ */
        .faq-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 16px;
            max-width: 900px;
        }
        .faq-item {
            background: var(--bg-elevated);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 24px 28px;
            cursor: pointer;
            transition: var(--transition-smooth);
        }
        .faq-item:hover { border-color: var(--accent-gold); }
        .faq-item h3 {
            font-size: 1.1rem;
            font-weight: 700;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .faq-item h3 i { color: var(--accent-gold); transition: var(--transition-smooth); }
        .faq-item.active h3 i { transform: rotate(180deg); }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
            color: var(--text-muted);
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            margin-top: 14px;
        }

        /* CTA Bottom Bar */
        .sticky-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: var(--bg-primary);
            border-top: 2px solid var(--accent-gold);
            padding: 14px 20px;
            z-index: 99;
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 20px;
            backdrop-filter: blur(10px);
        }
        .sticky-cta-bar span {
            font-weight: 700;
            font-size: 1rem;
            color: var(--text-primary);
        }

        /* FAB */
        .fab {
            position: fixed;
            left: 20px;
            bottom: 100px;
            z-index: 50;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--accent-gold);
            color: #000;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            box-shadow: 0 8px 24px rgba(240,230,140,0.35);
            cursor: pointer;
            transition: var(--transition-smooth);
            border: 3px solid #000;
            opacity: 0.7;
        }
        .fab:hover {
            transform: scale(1.15);
            opacity: 1;
        }
        .fab i { transition: transform 0.4s; }
        .fab:hover i { transform: rotate(360deg); }

        /* Footer */
        .site-footer {
            background: var(--bg-primary);
            border-top: 1px solid var(--border-color);
            padding: 50px 0 30px;
            margin-bottom: 70px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
        }
        .footer-col h4 {
            font-weight: 700;
            color: var(--accent-gold);
            margin-bottom: 16px;
            font-size: 1rem;
        }
        .footer-col p, .footer-col a {
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.8;
            text-decoration: none;
            display: block;
        }
        .footer-col a:hover { color: var(--accent-platinum); }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 30px;
            margin-top: 30px;
            border-top: 1px solid var(--border-color);
            font-size: 0.85rem;
            color: var(--text-muted);
            flex-wrap: wrap;
            gap: 10px;
        }
        .footer-badges {
            display: flex;
            gap: 14px;
            align-items: center;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-grid { grid-template-columns: 1fr; gap: 40px; }
            .hero-content h1 { font-size: 2.6rem; }
            .props-grid { grid-template-columns: 1fr 1fr; }
            .steps-list { grid-template-columns: 1fr 1fr; }
            .stats-banner { grid-template-columns: 1fr 1fr; }
            .footer-grid { grid-template-columns: 1fr 1fr; }
        }
        @media (max-width: 768px) {
            .nav-links { display: none; position: absolute; top: 70px; left: 0; right: 0; background: var(--bg-primary); flex-direction: column; padding: 20px; border-bottom: 1px solid var(--border-color); z-index: 99; }
            .nav-links.active { display: flex; }
            .mobile-toggle { display: block; }
            .header-actions .btn-login, .header-actions .btn-signup { font-size: 0.8rem; padding: 8px 16px; }
            .hero-content h1 { font-size: 2rem; }
            .props-grid { grid-template-columns: 1fr; }
            .steps-list { grid-template-columns: 1fr; }
            .stats-banner { grid-template-columns: 1fr; }
            .sticky-cta-bar { flex-direction: column; gap: 10px; }
        }

/* roulang page: category2 */
:root {
            --bg-primary: #0A2E1C;
            --bg-secondary: #123E25;
            --bg-dark: #061C10;
            --accent-gold: #FFD700;
            --accent-red: #D32F2F;
            --accent-amber: #FFBF00;
            --text-white: #FFFFFF;
            --text-mint: #D1F2EB;
            --text-muted: #A0C5B5;
            --border-gold: rgba(255, 215, 0, 0.3);
            --shadow-gold: 0 4px 20px rgba(255, 215, 0, 0.15);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --font-heading: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            --font-body: 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 60px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-body);
            background: var(--bg-primary);
            color: var(--text-white);
            line-height: 1.6;
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
        }

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

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

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

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

        /* Header Navigation */
        .site-header {
            background: var(--bg-dark);
            border-bottom: 2px solid var(--border-gold);
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(10px);
        }

        .nav-bar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
            flex-wrap: wrap;
        }

        .logo {
            font-size: 1.3rem;
            font-weight: 800;
            font-family: var(--font-heading);
            color: var(--accent-gold);
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .logo i {
            font-size: 1.4rem;
            color: var(--accent-gold);
        }

        .nav-links {
            display: flex;
            list-style: none;
            margin: 0;
            padding: 0;
            gap: 8px;
            flex-wrap: wrap;
        }

        .nav-links a {
            padding: 10px 18px;
            border-radius: 25px;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-mint);
            transition: all 0.3s;
            display: inline-block;
            border: 1px solid transparent;
        }

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

        .nav-links a.active {
            background: var(--accent-gold);
            color: var(--bg-dark);
            font-weight: 700;
            box-shadow: 0 2px 12px rgba(255, 215, 0, 0.35);
            border-color: var(--accent-gold);
        }

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

        .btn-login {
            background: transparent;
            color: var(--text-mint);
            border: 1px solid var(--text-muted);
            padding: 10px 20px;
            border-radius: 25px;
            font-weight: 600;
            font-size: 0.9rem;
            transition: all 0.3s;
        }

        .btn-login:hover {
            border-color: var(--accent-gold);
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.05);
        }

        .btn-signup {
            background: var(--accent-red);
            color: var(--text-white);
            border: none;
            padding: 10px 22px;
            border-radius: 25px;
            font-weight: 700;
            font-size: 0.9rem;
            transition: all 0.3s;
            box-shadow: 0 4px 14px rgba(211, 47, 47, 0.4);
        }

        .btn-signup:hover {
            background: #b71c1c;
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(211, 47, 47, 0.55);
        }

        .mobile-menu-toggle {
            display: none;
            font-size: 1.8rem;
            color: var(--accent-gold);
            background: none;
            border: none;
            padding: 8px;
        }

        @media (max-width: 768px) {
            .mobile-menu-toggle {
                display: block;
            }

            .nav-links,
            .nav-actions {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
                margin-top: 12px;
                padding-top: 10px;
                border-top: 1px solid var(--border-gold);
            }

            .nav-links.show,
            .nav-actions.show {
                display: flex;
            }

            .nav-actions {
                flex-direction: row;
                gap: 10px;
                flex-wrap: wrap;
            }
        }

        /* Hero Section */
        .hero-category {
            background: linear-gradient(135deg, #061C10 0%, #123E25 50%, #0A2E1C 100%);
            padding: 60px 0 50px;
            position: relative;
            overflow: hidden;
            border-bottom: 3px solid var(--border-gold);
        }

        .hero-category::before {
            content: '';
            position: absolute;
            top: -50px;
            right: -50px;
            width: 350px;
            height: 350px;
            background: radial-gradient(circle, rgba(255, 215, 0, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .hero-text h1 {
            font-size: 2.4rem;
            font-weight: 800;
            font-family: var(--font-heading);
            color: var(--accent-gold);
            margin-bottom: 16px;
            line-height: 1.3;
        }

        .hero-text .subtitle {
            font-size: 1.15rem;
            color: var(--text-mint);
            margin-bottom: 24px;
            line-height: 1.7;
        }

        .hero-stats {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
            margin-bottom: 28px;
        }

        .stat-item {
            text-align: left;
        }

        .stat-number {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent-amber);
            display: block;
        }

        .stat-label {
            font-size: 0.9rem;
            color: var(--text-muted);
        }

        .btn-hero {
            background: var(--accent-gold);
            color: var(--bg-dark);
            font-weight: 700;
            font-size: 1rem;
            padding: 14px 32px;
            border-radius: 30px;
            border: none;
            transition: all 0.3s;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            box-shadow: 0 6px 18px rgba(255, 215, 0, 0.3);
        }

        .btn-hero:hover {
            background: #e6c200;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(255, 215, 0, 0.45);
        }

        .hero-image img {
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-gold);
            border: 2px solid var(--border-gold);
        }

        @media (max-width: 768px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }

            .hero-text h1 {
                font-size: 1.8rem;
            }
        }

        /* Sections */
        .section {
            padding: var(--spacing-xl) 0;
        }

        .section-header {
            margin-bottom: var(--spacing-lg);
        }

        .section-header h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--accent-gold);
            font-family: var(--font-heading);
            margin-bottom: 8px;
        }

        .section-header .underline {
            width: 80px;
            height: 3px;
            background: var(--accent-red);
            border-radius: 2px;
        }

        .section-header p {
            color: var(--text-muted);
            margin-top: 10px;
            font-size: 1rem;
        }

        /* Techniques Grid */
        .techniques-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
            gap: 28px;
        }

        .technique-card {
            background: var(--bg-secondary);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            transition: all 0.3s;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .technique-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 30px rgba(255, 215, 0, 0.15);
            border-color: var(--accent-gold);
        }

        .technique-icon {
            font-size: 2.4rem;
            color: var(--accent-gold);
        }

        .technique-card h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-white);
            margin: 0;
        }

        .technique-card p {
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.6;
            flex-grow: 1;
        }

        .technique-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(211, 47, 47, 0.15);
            color: var(--accent-red);
            padding: 6px 14px;
            border-radius: 20px;
            font-weight: 600;
            font-size: 0.85rem;
            border: 1px solid rgba(211, 47, 47, 0.3);
            width: fit-content;
        }

        /* Process Steps */
        .process-steps {
            display: flex;
            flex-direction: column;
            gap: 24px;
            max-width: 800px;
            margin: 0 auto;
        }

        .step-item {
            display: flex;
            gap: 20px;
            align-items: flex-start;
            background: var(--bg-secondary);
            padding: 24px;
            border-radius: var(--radius-md);
            border-left: 4px solid var(--accent-gold);
            transition: all 0.3s;
        }

        .step-item:hover {
            background: #1a4d30;
        }

        .step-number {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent-gold);
            min-width: 50px;
            text-align: center;
        }

        .step-content h4 {
            font-size: 1.15rem;
            color: var(--text-white);
            margin: 0 0 6px;
            font-weight: 700;
        }

        .step-content p {
            color: var(--text-muted);
            margin: 0;
            font-size: 0.95rem;
            line-height: 1.6;
        }

        /* Scenarios */
        .scenarios-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
        }

        .scenario-card {
            background: var(--bg-dark);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-gold);
            display: flex;
            flex-direction: column;
        }

        .scenario-card img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            border-bottom: 2px solid var(--border-gold);
        }

        .scenario-body {
            padding: 22px 20px;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .scenario-body h4 {
            font-size: 1.15rem;
            color: var(--accent-gold);
            margin: 0;
            font-weight: 700;
        }

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

        /* Testimonials */
        .testimonials-row {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 24px;
        }

        .testimonial {
            background: var(--bg-secondary);
            border-radius: var(--radius-md);
            padding: 24px;
            border: 1px solid var(--border-gold);
            position: relative;
        }

        .testimonial::before {
            content: '\201C';
            font-size: 4rem;
            color: var(--accent-gold);
            position: absolute;
            top: 10px;
            left: 16px;
            opacity: 0.4;
            line-height: 1;
        }

        .testimonial p {
            color: var(--text-mint);
            font-style: italic;
            font-size: 0.95rem;
            padding-left: 30px;
        }

        .testimonial-author {
            color: var(--accent-amber);
            font-weight: 700;
            font-size: 0.9rem;
            margin-top: 10px;
            padding-left: 30px;
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .faq-item {
            background: var(--bg-secondary);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-sm);
            padding: 20px 24px;
            cursor: pointer;
            transition: all 0.3s;
        }

        .faq-item:hover {
            border-color: var(--accent-gold);
            background: #174d30;
        }

        .faq-question {
            font-weight: 700;
            color: var(--accent-gold);
            font-size: 1.05rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .faq-answer {
            color: var(--text-muted);
            margin-top: 10px;
            font-size: 0.95rem;
            line-height: 1.6;
            display: none;
        }

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

        .faq-toggle {
            font-size: 1.2rem;
            transition: transform 0.3s;
        }

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

        /* CTA Bottom Bar */
        .cta-sticky {
            position: sticky;
            bottom: 0;
            background: var(--bg-dark);
            border-top: 2px solid var(--accent-gold);
            padding: 16px 0;
            z-index: 99;
        }

        .cta-sticky-content {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 14px;
        }

        .cta-sticky p {
            color: var(--text-mint);
            font-weight: 600;
            margin: 0;
            font-size: 1rem;
        }

        .btn-cta-sticky {
            background: var(--accent-red);
            color: white;
            font-weight: 700;
            padding: 14px 28px;
            border-radius: 30px;
            border: none;
            font-size: 1rem;
            transition: all 0.3s;
            box-shadow: 0 4px 16px rgba(211, 47, 47, 0.45);
        }

        .btn-cta-sticky:hover {
            background: #b71c1c;
            transform: scale(1.03);
        }

        /* Footer */
        .site-footer {
            background: var(--bg-dark);
            border-top: 2px solid var(--border-gold);
            padding: 50px 0 20px;
            margin-top: 40px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 32px;
            margin-bottom: 30px;
        }

        .footer-col h4 {
            color: var(--accent-gold);
            font-weight: 700;
            margin-bottom: 14px;
            font-size: 1.1rem;
        }

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

        .footer-col a {
            color: var(--text-muted);
            display: block;
            margin-bottom: 8px;
            font-size: 0.9rem;
            transition: color 0.2s;
        }

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

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            border-top: 1px solid var(--border-gold);
            padding-top: 20px;
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        .footer-badges {
            display: flex;
            gap: 14px;
            align-items: center;
            color: var(--accent-gold);
            font-size: 1.2rem;
        }

        /* FAB */
        .fab-left {
            position: fixed;
            left: 20px;
            bottom: 100px;
            z-index: 110;
            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: 1.5rem;
            cursor: pointer;
            opacity: 0.7;
            animation: floatFab 3s ease-in-out infinite;
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3);
            transition: all 0.3s;
        }

        .fab-left:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 6px 28px rgba(255, 215, 0, 0.5);
        }

        .fab-notify {
            position: absolute;
            top: 4px;
            right: 4px;
            width: 10px;
            height: 10px;
            background: var(--accent-red);
            border-radius: 50%;
            animation: blink 1.2s infinite;
        }

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

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

        @media (max-width: 520px) {
            .scenarios-grid {
                grid-template-columns: 1fr;
            }

            .cta-sticky-content {
                flex-direction: column;
                text-align: center;
            }

            .hero-text h1 {
                font-size: 1.5rem;
            }
        }