/* roulang page: index */
:root {
            --brand: #0A2E1C;
            --brand-dark: #062315;
            --forest: #123E25;
            --gold: #FFD700;
            --gold-light: #FEF08A;
            --gold-amber: #FF9F00;
            --lucky: #D32F2F;
            --mint: #D1F2EB;
            --text-primary: #FFFFFF;
            --text-secondary: #D1F2EB;
            --text-muted: #A8C6B5;
            --border-soft: rgba(255, 215, 0, 0.25);
            --border-gold: rgba(255, 215, 0, 0.5);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --shadow-soft: 0 4px 16px rgba(0, 0, 0, 0.2);
            --shadow-gold: 0 8px 30px rgba(255, 215, 0, 0.25);
            --shadow-lucky: 0 8px 30px rgba(211, 47, 47, 0.3);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Inter', system-ui, sans-serif;
            --font-serif: 'Playfair Display', Georgia, serif;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--brand-dark);
            color: var(--text-primary);
            line-height: 1.6;
            min-height: 100vh;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        button {
            cursor: pointer;
            border: none;
            background: none;
            color: inherit;
        }

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }

        /* Header & Nav */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(6, 35, 21, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-soft);
            transition: background var(--transition), box-shadow var(--transition);
        }

        .site-header.scrolled {
            background: rgba(6, 35, 21, 0.98);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
        }

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

        .logo {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--gold), var(--gold-amber));
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--brand-dark);
            font-size: 20px;
            font-weight: 800;
            box-shadow: var(--shadow-gold);
            flex-shrink: 0;
        }

        .logo-text {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 18px;
            line-height: 1.2;
            color: var(--gold);
            letter-spacing: -0.01em;
            max-width: 220px;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 8px;
            flex: 1;
            justify-content: center;
        }

        .nav-link {
            padding: 8px 16px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 500;
            color: var(--mint);
            transition: all var(--transition);
            white-space: nowrap;
            position: relative;
        }

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

        .nav-link.active {
            color: var(--gold);
            background: rgba(255, 215, 0, 0.12);
            font-weight: 600;
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: var(--gold);
            border-radius: 2px;
        }

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

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            font-size: 15px;
            padding: 12px 24px;
            border-radius: 999px;
            transition: all var(--transition);
            white-space: nowrap;
            line-height: 1.2;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--gold), var(--gold-amber));
            color: var(--brand-dark);
            box-shadow: var(--shadow-gold);
            font-weight: 700;
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 40px rgba(255, 215, 0, 0.4);
            background: linear-gradient(135deg, #FFE44D, #FFB300);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: var(--shadow-gold);
        }

        .btn-outline {
            background: transparent;
            border: 1px solid var(--border-gold);
            color: var(--gold);
        }

        .btn-outline:hover {
            background: rgba(255, 215, 0, 0.1);
            border-color: var(--gold);
            transform: translateY(-2px);
        }

        .btn-lucky {
            background: linear-gradient(135deg, var(--lucky), #B71C1C);
            color: #FFFFFF;
            box-shadow: var(--shadow-lucky);
            font-weight: 700;
        }

        .btn-lucky:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 40px rgba(211, 47, 47, 0.45);
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 14px;
        }

        .btn-lg {
            padding: 16px 32px;
            font-size: 17px;
        }

        .mobile-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: 8px;
            transition: background var(--transition);
        }

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

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

        .mobile-toggle.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

        .mobile-toggle.active span:nth-child(2) {
            opacity: 0;
        }

        .mobile-toggle.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 72px;
            left: 0;
            right: 0;
            background: rgba(6, 35, 21, 0.98);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-soft);
            padding: 16px 24px 24px;
            z-index: 99;
            flex-direction: column;
            gap: 8px;
        }

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

        .mobile-menu .nav-link {
            padding: 12px 16px;
            font-size: 16px;
            border-radius: 12px;
            width: 100%;
            text-align: left;
        }

        .mobile-menu .header-actions {
            flex-direction: column;
            gap: 10px;
            margin-top: 12px;
            width: 100%;
        }

        .mobile-menu .btn {
            width: 100%;
            justify-content: center;
        }

        /* Hero Section */
        .hero-section {
            position: relative;
            padding: 140px 0 80px;
            background-image: linear-gradient(180deg, rgba(6, 35, 21, 0.85) 0%, rgba(6, 35, 21, 0.95) 100%), url('/assets/images/backpic/back-1.jpg');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            min-height: 90vh;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(255, 215, 0, 0.08) 0%, transparent 60%);
            pointer-events: none;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            position: relative;
            z-index: 2;
        }

        .hero-content {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(211, 47, 47, 0.15);
            border: 1px solid rgba(211, 47, 47, 0.4);
            padding: 8px 16px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 600;
            color: #FFCDD2;
            width: fit-content;
        }

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

        @keyframes pulse {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.5; }
        }

        .hero-title {
            font-size: clamp(32px, 5vw, 56px);
            font-weight: 800;
            line-height: 1.15;
            letter-spacing: -0.02em;
            color: #FFFFFF;
            font-family: var(--font-serif);
        }

        .hero-title .highlight {
            color: var(--gold);
            position: relative;
        }

        .hero-desc {
            font-size: 18px;
            line-height: 1.7;
            color: var(--mint);
            max-width: 540px;
        }

        .hero-cta-group {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            align-items: center;
        }

        .hero-stats {
            display: flex;
            gap: 32px;
            margin-top: 8px;
            flex-wrap: wrap;
        }

        .hero-stat {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .hero-stat-value {
            font-size: 28px;
            font-weight: 800;
            color: var(--gold);
            font-family: var(--font-serif);
        }

        .hero-stat-label {
            font-size: 14px;
            color: var(--mint);
        }

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

        .hero-visual-card {
            background: rgba(18, 62, 37, 0.7);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-xl);
            padding: 32px;
            backdrop-filter: blur(12px);
            box-shadow: var(--shadow-gold);
            width: 100%;
            max-width: 420px;
            position: relative;
            overflow: hidden;
        }

        .hero-visual-card::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(255, 215, 0, 0.05) 0%, transparent 50%);
            pointer-events: none;
        }

        .hero-visual-icon {
            font-size: 64px;
            color: var(--gold);
            margin-bottom: 16px;
            display: block;
            text-align: center;
        }

        .hero-visual-title {
            font-size: 24px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 12px;
            text-align: center;
            font-family: var(--font-serif);
        }

        .hero-visual-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .hero-visual-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 16px;
            background: rgba(255, 255, 255, 0.05);
            border-radius: var(--radius-sm);
            border-left: 3px solid var(--gold);
            font-size: 15px;
            color: var(--mint);
            transition: all var(--transition);
        }

        .hero-visual-item:hover {
            background: rgba(255, 255, 255, 0.08);
            border-left-color: var(--gold-amber);
        }

        .hero-visual-item i {
            color: var(--gold);
            font-size: 18px;
            flex-shrink: 0;
        }

        /* Countdown Bar */
        .countdown-bar {
            background: linear-gradient(90deg, var(--lucky), #B71C1C);
            padding: 12px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .countdown-inner {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 12px;
            flex-wrap: wrap;
            font-weight: 600;
            font-size: 15px;
            color: #FFFFFF;
        }

        .countdown-timer {
            display: flex;
            gap: 6px;
            align-items: center;
        }

        .countdown-timer span {
            background: rgba(0, 0, 0, 0.3);
            padding: 4px 10px;
            border-radius: 6px;
            font-weight: 700;
            font-size: 16px;
            min-width: 32px;
            text-align: center;
        }

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

        .section-header {
            margin-bottom: 48px;
            max-width: 720px;
        }

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

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 600;
            color: var(--gold);
            text-transform: uppercase;
            letter-spacing: 0.05em;
            margin-bottom: 12px;
        }

        .section-label::before {
            content: '';
            width: 24px;
            height: 2px;
            background: var(--gold);
            border-radius: 2px;
        }

        .section-title {
            font-size: clamp(28px, 4vw, 40px);
            font-weight: 800;
            line-height: 1.25;
            color: #FFFFFF;
            font-family: var(--font-serif);
            margin-bottom: 16px;
        }

        .section-desc {
            font-size: 17px;
            line-height: 1.7;
            color: var(--mint);
        }

        /* Brand Story */
        .story-section {
            background: linear-gradient(180deg, var(--brand-dark) 0%, var(--brand) 100%);
        }

        .story-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .story-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-soft);
            border: 1px solid var(--border-soft);
        }

        .story-image img {
            width: 100%;
            height: 400px;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .story-image:hover img {
            transform: scale(1.03);
        }

        .story-content {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .story-points {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .story-point {
            display: flex;
            gap: 16px;
            align-items: flex-start;
        }

        .story-point-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(255, 215, 0, 0.12);
            border: 1px solid var(--border-soft);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--gold);
            font-size: 20px;
            flex-shrink: 0;
        }

        .story-point-text h4 {
            font-size: 17px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 4px;
        }

        .story-point-text p {
            font-size: 15px;
            color: var(--mint);
            line-height: 1.6;
        }

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

        .featured-card {
            background: rgba(18, 62, 37, 0.5);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }

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

        .featured-card-image {
            position: relative;
            height: 200px;
            overflow: hidden;
        }

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

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

        .featured-card-tag {
            position: absolute;
            top: 16px;
            left: 16px;
            background: var(--lucky);
            color: #FFFFFF;
            padding: 6px 14px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }

        .featured-card-tag.gold {
            background: var(--gold);
            color: var(--brand-dark);
        }

        .featured-card-body {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .featured-card-title {
            font-size: 20px;
            font-weight: 700;
            color: #FFFFFF;
            font-family: var(--font-serif);
            line-height: 1.3;
        }

        .featured-card-desc {
            font-size: 15px;
            color: var(--mint);
            line-height: 1.6;
            flex: 1;
        }

        .featured-card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: var(--gold);
            font-weight: 600;
            padding-top: 12px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }

        /* Testimonials */
        .testimonial-section {
            background: var(--brand);
        }

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

        .testimonial-card {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-md);
            padding: 28px;
            display: flex;
            flex-direction: column;
            gap: 16px;
            transition: all var(--transition);
        }

        .testimonial-card:hover {
            border-color: var(--border-soft);
            background: rgba(255, 255, 255, 0.06);
        }

        .testimonial-stars {
            color: var(--gold);
            font-size: 16px;
            display: flex;
            gap: 4px;
        }

        .testimonial-text {
            font-size: 16px;
            line-height: 1.7;
            color: var(--mint);
            font-style: italic;
        }

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

        .testimonial-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--gold), var(--gold-amber));
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: var(--brand-dark);
            font-size: 18px;
        }

        .testimonial-name {
            font-weight: 700;
            color: #FFFFFF;
            font-size: 15px;
        }

        .testimonial-role {
            font-size: 13px;
            color: var(--text-muted);
        }

        /* Timeline */
        .timeline {
            position: relative;
            max-width: 720px;
            margin: 0 auto;
        }

        .timeline::before {
            content: '';
            position: absolute;
            left: 24px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: linear-gradient(180deg, var(--gold), rgba(255, 215, 0, 0.2));
        }

        .timeline-item {
            position: relative;
            padding-left: 64px;
            padding-bottom: 40px;
        }

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

        .timeline-dot {
            position: absolute;
            left: 12px;
            top: 4px;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: var(--brand);
            border: 3px solid var(--gold);
            box-shadow: 0 0 16px rgba(255, 215, 0, 0.4);
        }

        .timeline-dot.active {
            background: var(--gold);
            box-shadow: 0 0 24px rgba(255, 215, 0, 0.6);
        }

        .timeline-content {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-md);
            padding: 24px;
            transition: all var(--transition);
        }

        .timeline-content:hover {
            border-color: var(--border-soft);
            background: rgba(255, 255, 255, 0.06);
        }

        .timeline-title {
            font-size: 18px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 8px;
        }

        .timeline-desc {
            font-size: 15px;
            color: var(--mint);
            line-height: 1.6;
        }

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

        .guide-card {
            display: flex;
            gap: 16px;
            padding: 24px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-md);
            transition: all var(--transition);
        }

        .guide-card:hover {
            border-color: var(--border-soft);
            background: rgba(255, 255, 255, 0.06);
        }

        .guide-number {
            font-size: 32px;
            font-weight: 800;
            color: var(--gold);
            font-family: var(--font-serif);
            line-height: 1;
            min-width: 40px;
        }

        .guide-content h4 {
            font-size: 17px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 6px;
        }

        .guide-content p {
            font-size: 14px;
            color: var(--mint);
            line-height: 1.6;
        }

        /* Ticket Comparison */
        .ticket-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            align-items: stretch;
        }

        .ticket-card {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-lg);
            padding: 32px;
            display: flex;
            flex-direction: column;
            gap: 16px;
            transition: all var(--transition);
            position: relative;
        }

        .ticket-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-soft);
        }

        .ticket-card.popular {
            border-color: var(--gold);
            background: rgba(255, 215, 0, 0.06);
            box-shadow: var(--shadow-gold);
        }

        .ticket-card.popular .ticket-badge {
            display: inline-flex;
            position: absolute;
            top: -12px;
            right: 24px;
            background: var(--gold);
            color: var(--brand-dark);
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 700;
        }

        .ticket-badge {
            display: none;
        }

        .ticket-name {
            font-size: 20px;
            font-weight: 700;
            color: #FFFFFF;
            font-family: var(--font-serif);
        }

        .ticket-price {
            font-size: 36px;
            font-weight: 800;
            color: var(--gold);
            font-family: var(--font-serif);
        }

        .ticket-price span {
            font-size: 16px;
            font-weight: 500;
            color: var(--mint);
        }

        .ticket-features {
            display: flex;
            flex-direction: column;
            gap: 10px;
            flex: 1;
        }

        .ticket-feature {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--mint);
        }

        .ticket-feature i {
            color: var(--gold);
            font-size: 14px;
            flex-shrink: 0;
        }

        /* Progress Section */
        .progress-section {
            background: linear-gradient(180deg, var(--brand) 0%, var(--brand-dark) 100%);
        }

        .progress-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .progress-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .progress-item {
            display: flex;
            gap: 16px;
            align-items: flex-start;
        }

        .progress-check {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(255, 215, 0, 0.15);
            border: 2px solid var(--gold);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--gold);
            font-size: 14px;
            flex-shrink: 0;
            margin-top: 2px;
        }

        .progress-check.done {
            background: var(--gold);
            color: var(--brand-dark);
        }

        .progress-text h4 {
            font-size: 16px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 4px;
        }

        .progress-text p {
            font-size: 14px;
            color: var(--mint);
            line-height: 1.6;
        }

        .progress-bar-container {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-lg);
            padding: 32px;
        }

        .progress-bar-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 16px;
        }

        .progress-bar-title {
            font-size: 18px;
            font-weight: 700;
            color: #FFFFFF;
        }

        .progress-bar-percent {
            font-size: 28px;
            font-weight: 800;
            color: var(--gold);
            font-family: var(--font-serif);
        }

        .progress-bar-track {
            width: 100%;
            height: 12px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 999px;
            overflow: hidden;
            margin-bottom: 24px;
        }

        .progress-bar-fill {
            height: 100%;
            background: linear-gradient(90deg, var(--gold), var(--gold-amber));
            border-radius: 999px;
            transition: width 1s ease;
            width: 70%;
            box-shadow: 0 0 16px rgba(255, 215, 0, 0.5);
        }

        /* News Section */
        .news-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 32px;
        }

        .news-main {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .news-item {
            display: flex;
            gap: 20px;
            padding: 20px 24px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-md);
            transition: all var(--transition);
        }

        .news-item:hover {
            border-color: var(--border-soft);
            background: rgba(255, 255, 255, 0.06);
            transform: translateX(4px);
        }

        .news-item-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(255, 215, 0, 0.12);
            border: 1px solid var(--border-soft);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--gold);
            font-size: 18px;
            flex-shrink: 0;
        }

        .news-item-content {
            flex: 1;
        }

        .news-item-title {
            font-size: 17px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 6px;
            line-height: 1.4;
        }

        .news-item-title a:hover {
            color: var(--gold);
        }

        .news-item-meta {
            display: flex;
            gap: 16px;
            font-size: 13px;
            color: var(--text-muted);
        }

        .news-sidebar {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .news-sidebar-card {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-md);
            padding: 24px;
        }

        .news-sidebar-title {
            font-size: 18px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 16px;
            font-family: var(--font-serif);
        }

        .news-sidebar-item {
            display: flex;
            gap: 12px;
            padding: 12px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            transition: all var(--transition);
        }

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

        .news-sidebar-item:hover {
            padding-left: 8px;
        }

        .news-sidebar-item i {
            color: var(--gold);
            font-size: 14px;
            margin-top: 4px;
            flex-shrink: 0;
        }

        .news-sidebar-item span {
            font-size: 14px;
            color: var(--mint);
            line-height: 1.5;
        }

        /* CTA Section */
        .cta-section {
            background-image: linear-gradient(180deg, rgba(6, 35, 21, 0.9) 0%, rgba(6, 35, 21, 0.95) 100%), url('/assets/images/backpic/back-2.jpg');
            background-size: cover;
            background-position: center;
            padding: 100px 0;
        }

        .cta-box {
            max-width: 720px;
            margin: 0 auto;
            text-align: center;
            display: flex;
            flex-direction: column;
            gap: 24px;
            align-items: center;
        }

        .cta-title {
            font-size: clamp(28px, 4vw, 40px);
            font-weight: 800;
            color: #FFFFFF;
            font-family: var(--font-serif);
            line-height: 1.25;
        }

        .cta-desc {
            font-size: 17px;
            color: var(--mint);
            line-height: 1.7;
            max-width: 560px;
        }

        .cta-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            justify-content: center;
        }

        /* Footer */
        .site-footer {
            background: var(--brand-dark);
            border-top: 1px solid var(--border-soft);
            padding: 60px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 40px;
        }

        .footer-brand {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .footer-logo-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--gold), var(--gold-amber));
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--brand-dark);
            font-size: 18px;
            font-weight: 800;
        }

        .footer-logo-text {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 16px;
            color: var(--gold);
        }

        .footer-desc {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 320px;
        }

        .footer-trust {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .footer-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 12px;
            background: rgba(255, 215, 0, 0.08);
            border: 1px solid var(--border-soft);
            border-radius: 999px;
            font-size: 12px;
            color: var(--gold);
            font-weight: 600;
        }

        .footer-column h4 {
            font-size: 16px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 16px;
            font-family: var(--font-serif);
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-links a {
            font-size: 14px;
            color: var(--text-muted);
            transition: all var(--transition);
        }

        .footer-links a:hover {
            color: var(--gold);
            padding-left: 4px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding: 20px 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .footer-copy {
            font-size: 13px;
            color: var(--text-muted);
        }

        .footer-payment {
            display: flex;
            gap: 8px;
            align-items: center;
        }

        .payment-badge {
            padding: 6px 12px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 6px;
            font-size: 12px;
            color: var(--mint);
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        /* FAB */
        .fab {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 50;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--brand);
            border: 3px solid var(--gold);
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--gold);
            font-size: 24px;
            opacity: 0.7;
            transition: all var(--transition);
            animation: fabFloat 3s ease-in-out infinite;
        }

        .fab:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 8px 32px rgba(255, 215, 0, 0.5);
        }

        .fab:active {
            transform: scale(0.95);
        }

        .fab-notification {
            position: absolute;
            top: 4px;
            right: 4px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--lucky);
            border: 2px solid var(--brand);
            animation: blink 1.5s infinite;
        }

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

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

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .hero-visual {
                order: 2;
            }
            .hero-content {
                order: 1;
            }
            .featured-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .ticket-grid {
                grid-template-columns: 1fr;
                max-width: 420px;
                margin: 0 auto;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
            .section {
                padding: 60px 0;
            }
            .header-inner {
                min-height: 64px;
            }
            .nav-menu {
                display: none;
            }
            .mobile-toggle {
                display: flex;
            }
            .header-actions .btn-outline {
                display: none;
            }
            .hero-section {
                padding: 110px 0 60px;
                min-height: auto;
            }
            .hero-title {
                font-size: 32px;
            }
            .hero-desc {
                font-size: 16px;
            }
            .hero-stats {
                gap: 20px;
            }
            .hero-stat-value {
                font-size: 22px;
            }
            .story-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .story-image img {
                height: 260px;
            }
            .featured-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .featured-card-image {
                height: 180px;
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .guide-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .progress-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .news-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .news-item {
                padding: 16px;
                gap: 14px;
            }
            .news-item-icon {
                width: 40px;
                height: 40px;
                font-size: 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 12px;
            }
            .cta-section {
                padding: 70px 0;
            }
            .btn-lg {
                padding: 14px 24px;
                font-size: 15px;
            }
            .timeline::before {
                left: 20px;
            }
            .timeline-item {
                padding-left: 56px;
            }
            .timeline-dot {
                left: 8px;
                width: 20px;
                height: 20px;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 26px;
            }
            .hero-cta-group {
                flex-direction: column;
                width: 100%;
            }
            .hero-cta-group .btn {
                width: 100%;
            }
            .section-title {
                font-size: 24px;
            }
            .section-desc {
                font-size: 15px;
            }
            .countdown-inner {
                font-size: 13px;
                gap: 8px;
            }
            .countdown-timer span {
                font-size: 13px;
                padding: 3px 8px;
                min-width: 28px;
            }
            .hero-visual-card {
                padding: 20px;
            }
            .hero-visual-icon {
                font-size: 48px;
            }
            .hero-visual-title {
                font-size: 20px;
            }
            .ticket-card {
                padding: 24px;
            }
            .ticket-price {
                font-size: 28px;
            }
            .logo-text {
                font-size: 15px;
                max-width: 160px;
            }
            .btn {
                padding: 10px 18px;
                font-size: 14px;
            }
            .fab {
                width: 48px;
                height: 48px;
                font-size: 20px;
                bottom: 80px;
                left: 12px;
            }
        }

/* roulang page: article */
:root {
            --primary-gold: #FFD700;
            --primary-gold-dark: #D4AC0D;
            --accent-red: #D32F2F;
            --bg-deep: #0A2E1C;
            --bg-forest: #123E25;
            --bg-card: #0F3824;
            --text-white: #FFFFFF;
            --text-mint: #D1F2EB;
            --text-muted: #9BB8A8;
            --border-gold: rgba(255, 215, 0, 0.3);
            --shadow-gold: 0 4px 20px rgba(255, 215, 0, 0.15);
            --shadow-hover: 0 12px 40px rgba(255, 215, 0, 0.25);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 64px;
            --spacing-2xl: 80px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-body: 'Segoe UI', system-ui, -apple-system, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-body);
            background: var(--bg-deep);
            color: var(--text-white);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

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

        button {
            cursor: pointer;
            font-family: inherit;
            transition: var(--transition);
        }

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

        /* Header */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(10, 46, 28, 0.95);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(255, 215, 0, 0.2);
            transition: var(--transition);
        }

        .site-header.scrolled {
            background: rgba(10, 46, 28, 0.98);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
        }

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

        .logo {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
            min-width: 0;
        }

        .logo-icon {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary-gold), #FFA500);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #0A2E1C;
            font-size: 20px;
            flex-shrink: 0;
            box-shadow: 0 0 20px rgba(255, 215, 0, 0.4);
        }

        .logo-text {
            font-weight: 800;
            font-size: 16px;
            color: var(--primary-gold);
            letter-spacing: -0.3px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: nowrap;
        }

        .nav-link {
            padding: 8px 16px;
            border-radius: 20px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-mint);
            white-space: nowrap;
            position: relative;
            transition: var(--transition);
        }

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

        .nav-link.active {
            color: var(--primary-gold);
            background: rgba(255, 215, 0, 0.12);
            font-weight: 600;
        }

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

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

        .btn-login {
            padding: 8px 16px;
            border-radius: 20px;
            font-size: 14px;
            font-weight: 500;
            color: var(--primary-gold);
            background: transparent;
            border: 1px solid rgba(255, 215, 0, 0.4);
            white-space: nowrap;
        }

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

        .btn-signup {
            padding: 8px 20px;
            border-radius: 20px;
            font-size: 14px;
            font-weight: 600;
            color: #0A2E1C;
            background: linear-gradient(135deg, var(--primary-gold), #FFA500);
            border: none;
            white-space: nowrap;
            box-shadow: 0 4px 12px rgba(255, 215, 0, 0.3);
        }

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

        .mobile-toggle {
            display: none;
            background: transparent;
            border: 1px solid rgba(255, 215, 0, 0.3);
            border-radius: 8px;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            color: var(--primary-gold);
            font-size: 20px;
        }

        /* Article Body */
        .article-main {
            padding-top: 120px;
            padding-bottom: 60px;
            min-height: 60vh;
        }

        .article-container {
            max-width: 820px;
            margin: 0 auto;
        }

        .article-breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 24px;
            flex-wrap: wrap;
        }

        .article-breadcrumb a {
            color: var(--primary-gold);
        }

        .article-breadcrumb a:hover {
            text-decoration: underline;
        }

        .article-category-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 215, 0, 0.15);
            color: var(--primary-gold);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 16px;
        }

        .article-title {
            font-size: 36px;
            font-weight: 800;
            line-height: 1.25;
            color: var(--text-white);
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }

        .article-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 32px;
            flex-wrap: wrap;
        }

        .article-meta-item {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .article-meta-item i {
            color: var(--primary-gold);
        }

        .article-cover {
            width: 100%;
            border-radius: var(--radius-lg);
            margin-bottom: 32px;
            overflow: hidden;
            border: 1px solid rgba(255, 215, 0, 0.2);
            box-shadow: var(--shadow-gold);
        }

        .article-cover img {
            width: 100%;
            height: 400px;
            object-fit: cover;
        }

        .article-content {
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-mint);
        }

        .article-content h2 {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-white);
            margin-top: 32px;
            margin-bottom: 16px;
            letter-spacing: -0.3px;
        }

        .article-content h3 {
            font-size: 20px;
            font-weight: 600;
            color: var(--text-white);
            margin-top: 24px;
            margin-bottom: 12px;
        }

        .article-content p {
            margin-bottom: 16px;
        }

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

        .article-content li {
            margin-bottom: 8px;
        }

        .article-content strong {
            color: var(--primary-gold);
            font-weight: 600;
        }

        .article-content a {
            color: var(--primary-gold);
            text-decoration: underline;
        }

        .article-content a:hover {
            color: #FFA500;
        }

        .article-content blockquote {
            border-left: 4px solid var(--primary-gold);
            padding-left: 16px;
            margin: 24px 0;
            font-style: italic;
            color: var(--text-mint);
        }

        .article-content img {
            border-radius: var(--radius-md);
            margin: 24px 0;
        }

        .article-not-found {
            text-align: center;
            padding: 80px 24px;
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid rgba(255, 215, 0, 0.2);
        }

        .article-not-found i {
            font-size: 48px;
            color: var(--primary-gold);
            margin-bottom: 16px;
        }

        .article-not-found h2 {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 8px;
        }

        .article-not-found p {
            color: var(--text-muted);
            margin-bottom: 24px;
        }

        .article-not-found .btn-back {
            display: inline-block;
            padding: 12px 24px;
            border-radius: 24px;
            background: linear-gradient(135deg, var(--primary-gold), #FFA500);
            color: #0A2E1C;
            font-weight: 600;
            font-size: 14px;
        }

        .article-not-found .btn-back:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }

        .article-share {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-top: 32px;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 215, 0, 0.2);
        }

        .article-share-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-white);
        }

        .share-btn {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            border: 1px solid rgba(255, 215, 0, 0.3);
            background: transparent;
            color: var(--primary-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
        }

        .share-btn:hover {
            background: rgba(255, 215, 0, 0.1);
            border-color: var(--primary-gold);
            transform: translateY(-2px);
        }

        /* CTA Section */
        .article-cta {
            margin-top: 40px;
            background: linear-gradient(135deg, rgba(255, 215, 0, 0.1), rgba(255, 165, 0, 0.08));
            border: 1px solid rgba(255, 215, 0, 0.3);
            border-radius: var(--radius-lg);
            padding: 32px;
            text-align: left;
        }

        .article-cta h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary-gold);
            margin-bottom: 8px;
        }

        .article-cta p {
            color: var(--text-mint);
            margin-bottom: 20px;
            font-size: 15px;
        }

        .btn-cta {
            display: inline-block;
            padding: 14px 32px;
            border-radius: 28px;
            background: linear-gradient(135deg, var(--primary-gold), #FFA500);
            color: #0A2E1C;
            font-weight: 700;
            font-size: 15px;
            border: none;
            box-shadow: 0 8px 24px rgba(255, 215, 0, 0.35);
        }

        .btn-cta:hover {
            transform: translateY(-3px);
            box-shadow: 0 16px 40px rgba(255, 215, 0, 0.5);
        }

        /* Footer */
        .site-footer {
            background: #081f14;
            border-top: 1px solid rgba(255, 215, 0, 0.25);
            padding: 60px 0 24px;
            margin-top: 40px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 40px;
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 16px;
        }

        .footer-logo-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary-gold), #FFA500);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #0A2E1C;
            font-size: 18px;
        }

        .footer-logo-text {
            font-weight: 700;
            font-size: 14px;
            color: var(--primary-gold);
            line-height: 1.3;
        }

        .footer-desc {
            color: var(--text-muted);
            font-size: 13px;
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .footer-trust {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .footer-badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 11px;
            color: var(--primary-gold);
            border: 1px solid rgba(255, 215, 0, 0.3);
            border-radius: 12px;
            padding: 4px 10px;
        }

        .footer-column h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 16px;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-links a {
            font-size: 13px;
            color: var(--text-muted);
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: var(--primary-gold);
            transform: translateX(4px);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 215, 0, 0.15);
            padding-top: 24px;
            text-align: center;
            font-size: 12px;
            color: var(--text-muted);
        }

        /* FAB */
        .fab-left {
            position: fixed;
            left: 20px;
            bottom: 100px;
            z-index: 50;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: #0A2E1C;
            border: 3px solid var(--primary-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-gold);
            font-size: 22px;
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3);
            opacity: 0.7;
            animation: fabBreathe 3s ease-in-out infinite;
            transition: var(--transition);
            cursor: pointer;
        }

        .fab-left:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 8px 32px rgba(255, 215, 0, 0.5);
        }

        .fab-left:active {
            transform: scale(0.95);
        }

        .fab-notification {
            position: absolute;
            top: -4px;
            right: -4px;
            width: 16px;
            height: 16px;
            background: #D32F2F;
            border-radius: 50%;
            border: 2px solid #0A2E1C;
            animation: blink 1.5s ease-in-out infinite;
        }

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

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

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

        @media (max-width: 768px) {
            .header-inner {
                height: 64px;
            }

            .logo-text {
                font-size: 13px;
                max-width: 140px;
            }

            .nav-menu {
                display: none;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: rgba(10, 46, 28, 0.98);
                flex-direction: column;
                padding: 16px 24px;
                gap: 8px;
                border-bottom: 1px solid rgba(255, 215, 0, 0.2);
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
            }

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

            .nav-link {
                width: 100%;
                text-align: left;
                padding: 12px 16px;
                font-size: 15px;
            }

            .mobile-toggle {
                display: flex;
            }

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

            .article-cover img {
                height: 240px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .article-cta {
                padding: 24px;
            }

            .article-cta h3 {
                font-size: 18px;
            }

            .fab-left {
                left: 12px;
                bottom: 80px;
                width: 48px;
                height: 48px;
                font-size: 18px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }

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

            .article-main {
                padding-top: 100px;
            }

            .header-actions {
                gap: 6px;
            }

            .btn-login {
                padding: 6px 12px;
                font-size: 12px;
            }

            .btn-signup {
                padding: 6px 14px;
                font-size: 12px;
            }

            .logo-icon {
                width: 36px;
                height: 36px;
                font-size: 16px;
            }

            .article-content {
                font-size: 15px;
            }
        }

/* roulang page: category2 */
:root {
            --bg-primary: #08090F;
            --bg-secondary: #0D111E;
            --bg-card: #111625;
            --accent-blue: #0052FF;
            --accent-cyan: #00F0FF;
            --accent-hot-pink: #FF007F;
            --text-primary: #FFFFFF;
            --text-secondary: #CBD5E1;
            --text-muted: #64748B;
            --border-color: #1E293B;
            --border-glow: rgba(0, 240, 255, 0.5);
            --border-glow-blue: rgba(0, 82, 255, 0.4);
            --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.5);
            --shadow-glow: 0 0 15px rgba(0, 240, 255, 0.4);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

        body {
            font-family: var(--font-sans);
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.6;
            overflow-x: hidden;
            min-height: 100vh;
        }

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

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

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

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

        /* ===== HEADER / NAVBAR ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(8, 9, 15, 0.85);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-color);
            transition: var(--transition);
        }

        .site-header.scrolled {
            background: rgba(8, 9, 15, 0.95);
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 20px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
            min-width: 0;
        }

        .logo-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: #fff;
            box-shadow: var(--shadow-glow);
            flex-shrink: 0;
        }

        .logo-text {
            font-size: 16px;
            font-weight: 700;
            letter-spacing: -0.01em;
            color: #fff;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            max-width: 300px;
        }

        .logo-text .highlight {
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

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

        .nav-link:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.05);
        }

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

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 16px;
            right: 16px;
            height: 2px;
            background: var(--accent-cyan);
            border-radius: 2px;
            box-shadow: 0 0 8px var(--accent-cyan);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .btn-login {
            padding: 10px 20px;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
            background: transparent;
            border: 1px solid var(--border-color);
            border-radius: 8px;
            transition: var(--transition);
        }

        .btn-login:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
            background: rgba(0, 240, 255, 0.05);
        }

        .btn-signup {
            padding: 10px 24px;
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
            border-radius: 8px;
            transition: var(--transition);
            box-shadow: 0 4px 20px rgba(0, 82, 255, 0.4);
            position: relative;
            overflow: hidden;
        }

        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(0, 240, 255, 0.5);
        }

        .btn-signup::after {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.2), transparent);
            transform: rotate(45deg);
            transition: var(--transition);
        }

        .btn-signup:hover::after {
            animation: shimmer 1s ease;
        }

        @keyframes shimmer {
            0% { transform: translateX(-100%) rotate(45deg); }
            100% { transform: translateX(100%) rotate(45deg); }
        }

        .mobile-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.05);
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 20px;
            border: 1px solid var(--border-color);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 72px;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--bg-primary);
            z-index: 999;
            padding: 24px;
            flex-direction: column;
            gap: 12px;
            border-top: 1px solid var(--border-color);
        }

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

        .mobile-menu .nav-link {
            padding: 16px;
            font-size: 16px;
            border-radius: 12px;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
        }

        /* ===== HERO ===== */
        .page-hero {
            padding: 140px 0 60px;
            background: var(--bg-secondary);
            position: relative;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            top: -200px;
            right: -200px;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(0, 240, 255, 0.15), transparent 70%);
            pointer-events: none;
        }

        .page-hero::after {
            content: '';
            position: absolute;
            bottom: -100px;
            left: -100px;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(0, 82, 255, 0.15), transparent 70%);
            pointer-events: none;
        }

        .hero-breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }

        .hero-breadcrumb a {
            color: var(--accent-cyan);
        }

        .hero-breadcrumb a:hover {
            color: #fff;
        }

        .hero-breadcrumb i {
            font-size: 10px;
        }

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

        .hero-left h1 {
            font-size: 42px;
            font-weight: 800;
            line-height: 1.15;
            letter-spacing: -0.02em;
            margin-bottom: 20px;
            color: #fff;
        }

        .hero-left h1 .highlight {
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-left p {
            font-size: 16px;
            color: var(--text-secondary);
            margin-bottom: 28px;
            line-height: 1.7;
            max-width: 520px;
        }

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

        .btn-primary {
            padding: 14px 32px;
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
            border-radius: 10px;
            transition: var(--transition);
            box-shadow: 0 8px 30px rgba(0, 82, 255, 0.4);
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }

        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 40px rgba(0, 240, 255, 0.5);
        }

        .btn-secondary {
            padding: 14px 32px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-color);
            border-radius: 10px;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }

        .btn-secondary:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
            background: rgba(0, 240, 255, 0.05);
        }

        .hero-right {
            position: relative;
        }

        .hero-panel {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 32px;
            box-shadow: var(--shadow-lg);
            position: relative;
            overflow: hidden;
        }

        .hero-panel::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--accent-blue), var(--accent-cyan));
        }

        .hero-panel-title {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 20px;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .hero-panel-title i {
            color: var(--accent-cyan);
        }

        .hero-stats {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        .hero-stat {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 16px;
            text-align: center;
        }

        .hero-stat-value {
            font-size: 24px;
            font-weight: 800;
            color: var(--accent-cyan);
            margin-bottom: 4px;
        }

        .hero-stat-label {
            font-size: 12px;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }

        /* ===== SECTION BASE ===== */
        .section {
            padding: 60px 0;
        }

        .section-header {
            margin-bottom: 40px;
        }

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 16px;
            border-radius: 20px;
            background: rgba(0, 240, 255, 0.08);
            color: var(--accent-cyan);
            font-size: 12px;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.05em;
            margin-bottom: 12px;
            border: 1px solid rgba(0, 240, 255, 0.2);
        }

        .section-title {
            font-size: 32px;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.02em;
            margin-bottom: 12px;
            line-height: 1.2;
        }

        .section-desc {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 640px;
        }

        /* ===== COMPARISON TABLE / CONTENT ===== */
        .comparison-section {
            padding: 60px 0;
        }

        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-color);
        }

        .comparison-table th {
            padding: 16px 20px;
            text-align: left;
            font-size: 13px;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.05em;
            color: var(--text-muted);
            background: rgba(255, 255, 255, 0.03);
            border-bottom: 1px solid var(--border-color);
        }

        .comparison-table td {
            padding: 16px 20px;
            font-size: 14px;
            color: var(--text-secondary);
            border-bottom: 1px solid var(--border-color);
            vertical-align: middle;
        }

        .comparison-table tr:last-child td {
            border-bottom: none;
        }

        .comparison-table .highlight-row {
            background: rgba(0, 240, 255, 0.03);
        }

        .comparison-table .highlight-row td {
            color: #fff;
        }

        .badge-highlight {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 11px;
            font-weight: 700;
            background: rgba(0, 240, 255, 0.15);
            color: var(--accent-cyan);
            border: 1px solid rgba(0, 240, 255, 0.3);
        }

        .badge-best {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 11px;
            font-weight: 700;
            background: rgba(255, 0, 127, 0.15);
            color: #FF007F;
            border: 1px solid rgba(255, 0, 127, 0.3);
        }

        /* ===== FEATURE CARDS ===== */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 24px;
        }

        .feature-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 28px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .feature-card:hover {
            border-color: var(--accent-cyan);
            box-shadow: 0 8px 30px rgba(0, 240, 255, 0.15);
            transform: translateY(-4px);
        }

        .feature-card-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(0, 240, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--accent-cyan);
            margin-bottom: 16px;
        }

        .feature-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }

        .feature-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* ===== STEPS ===== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 24px;
        }

        .step-item {
            text-align: left;
            padding: 24px;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            position: relative;
        }

        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
            color: #fff;
            font-weight: 800;
            font-size: 16px;
            margin-bottom: 16px;
        }

        .step-item h3 {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }

        .step-item p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
        }

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

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item:hover {
            border-color: var(--accent-cyan);
        }

        .faq-question {
            width: 100%;
            padding: 18px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            text-align: left;
            transition: var(--transition);
        }

        .faq-question i {
            color: var(--accent-cyan);
            transition: var(--transition);
            flex-shrink: 0;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
            padding: 0 24px;
        }

        .faq-answer-inner {
            padding-bottom: 20px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* ===== CTA SECTION ===== */
        .cta-section {
            padding: 80px 0;
            background: var(--bg-secondary);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 800px;
            height: 800px;
            background: radial-gradient(circle, rgba(0, 240, 255, 0.08), transparent 70%);
            pointer-events: none;
        }

        .cta-content {
            text-align: center;
            position: relative;
            z-index: 1;
        }

        .cta-content h2 {
            font-size: 36px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: -0.02em;
        }

        .cta-content p {
            font-size: 16px;
            color: var(--text-secondary);
            margin-bottom: 32px;
            max-width: 520px;
            margin-left: auto;
            margin-right: auto;
        }

        /* ===== FOOTER ===== */
        .site-footer {
            background: #06070D;
            border-top: 1px solid var(--border-color);
            padding: 60px 0 30px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-brand {
            max-width: 400px;
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 16px;
        }

        .footer-logo-icon {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
        }

        .footer-logo-text {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            line-height: 1.3;
        }

        .footer-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 16px;
        }

        .footer-trust {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .footer-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 12px;
            border-radius: 8px;
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid var(--border-color);
            font-size: 11px;
            color: var(--text-secondary);
            font-weight: 500;
        }

        .footer-badge i {
            color: var(--accent-cyan);
            font-size: 12px;
        }

        .footer-column h4 {
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-links a {
            font-size: 13px;
            color: var(--text-muted);
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: var(--accent-cyan);
            transform: translateX(4px);
        }

        .footer-bottom {
            border-top: 1px solid var(--border-color);
            padding-top: 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }

        .footer-bottom p {
            font-size: 12px;
            color: var(--text-muted);
        }

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

        /* ===== FAB ===== */
        .fab-support {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 500;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(0, 0, 0, 0.6);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border: 2px solid transparent;
            background-image: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
            background-origin: border-box;
            background-clip: padding-box, border-box;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 24px;
            box-shadow: 0 0 15px rgba(0, 240, 255, 0.4);
            transition: var(--transition);
            opacity: 0.6;
            animation: fabBreathe 3s ease-in-out infinite;
            cursor: pointer;
            min-width: 48px;
            min-height: 48px;
        }

        .fab-support:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 0 25px rgba(0, 240, 255, 0.6);
            animation: none;
        }

        .fab-support:active {
            transform: scale(0.95);
        }

        .fab-support .notification-dot {
            position: absolute;
            top: 4px;
            right: 4px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--accent-hot-pink);
            border: 2px solid #000;
            animation: blink 1.5s ease-in-out infinite;
        }

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

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

        /* ===== RESPONSIVE ===== */
        @media (max-width: 1024px) {
            .hero-content {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .hero-left h1 {
                font-size: 36px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }

            .footer-brand {
                max-width: 100%;
                grid-column: span 2;
            }
        }

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

            .nav-actions {
                display: none;
            }

            .mobile-toggle {
                display: flex;
            }

            .header-inner {
                height: 64px;
            }

            .mobile-menu {
                top: 64px;
            }

            .logo-text {
                font-size: 14px;
                max-width: 180px;
            }

            .page-hero {
                padding: 120px 0 40px;
            }

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

            .hero-left p {
                font-size: 14px;
            }

            .hero-actions {
                flex-direction: column;
            }

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

            .hero-panel {
                padding: 20px;
            }

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

            .hero-stat-value {
                font-size: 20px;
            }

            .section {
                padding: 40px 0;
            }

            .section-title {
                font-size: 26px;
            }

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

            .feature-grid {
                grid-template-columns: 1fr;
            }

            .steps-grid {
                grid-template-columns: 1fr;
            }

            .cta-section {
                padding: 60px 0;
            }

            .cta-content h2 {
                font-size: 28px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .footer-brand {
                grid-column: span 1;
            }

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

            .comparison-table {
                display: block;
                overflow-x: auto;
                -webkit-overflow-scrolling: touch;
            }

            .comparison-table th,
            .comparison-table td {
                padding: 12px 16px;
                font-size: 12px;
                white-space: nowrap;
            }

            .fab-support {
                left: 12px;
                bottom: 80px;
                width: 48px;
                height: 48px;
                font-size: 20px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }

            .logo-text {
                font-size: 12px;
                max-width: 140px;
            }

            .logo-icon {
                width: 36px;
                height: 36px;
                font-size: 16px;
            }

            .page-hero {
                padding: 100px 0 32px;
            }

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

            .hero-stats {
                grid-template-columns: 1fr;
            }

            .hero-actions .btn-primary,
            .hero-actions .btn-secondary {
                padding: 12px 20px;
                font-size: 14px;
            }

            .section-title {
                font-size: 22px;
            }

            .feature-card {
                padding: 20px;
            }

            .step-item {
                padding: 20px;
            }
        }

/* roulang page: category1 */
:root {
            --primary-bg: #0A2E1C;
            --secondary-bg: #123E25;
            --accent-gold: #FFD700;
            --accent-red: #D32F2F;
            --text-white: #FFFFFF;
            --text-mint: #D1F2EB;
            --border-gold: rgba(255, 215, 0, 0.4);
            --card-bg: #0F3522;
            --shadow-gold: 0 4px 20px rgba(255, 215, 0, 0.15);
            --radius-lg: 1.5rem;
            --radius-md: 1rem;
            --radius-sm: 0.75rem;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        /* Header & Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(10, 46, 28, 0.95);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 215, 0, 0.15);
            transition: var(--transition);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0.75rem 0;
            gap: 1.5rem;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            text-decoration: none;
            color: var(--text-white);
            font-weight: 700;
            font-size: 1.1rem;
            line-height: 1.3;
            min-width: 0;
        }

        .logo-icon {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--accent-gold), #B8860B);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            box-shadow: var(--shadow-gold);
        }

        .logo-icon i {
            color: var(--primary-bg);
            font-size: 1.25rem;
        }

        .logo-text {
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 1.25rem;
        }

        .nav-link {
            color: var(--text-mint);
            text-decoration: none;
            font-size: 0.9rem;
            font-weight: 500;
            padding: 0.5rem 0.75rem;
            border-radius: 0.5rem;
            transition: var(--transition);
            position: relative;
            white-space: nowrap;
        }

        .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);
            font-weight: 600;
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 50%;
            transform: translateX(-50%);
            width: 24px;
            height: 2px;
            background: var(--accent-gold);
            border-radius: 2px;
        }

        .auth-buttons {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            flex-shrink: 0;
        }

        .btn-login {
            color: var(--text-white);
            text-decoration: none;
            font-size: 0.875rem;
            font-weight: 600;
            padding: 0.5rem 1rem;
            transition: var(--transition);
        }

        .btn-login:hover {
            color: var(--accent-gold);
        }

        .btn-signup {
            background: linear-gradient(135deg, var(--accent-gold), #B8860B);
            color: var(--primary-bg);
            text-decoration: none;
            font-size: 0.875rem;
            font-weight: 700;
            padding: 0.6rem 1.5rem;
            border-radius: 0.75rem;
            transition: var(--transition);
            box-shadow: var(--shadow-gold);
        }

        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(255, 215, 0, 0.3);
        }

        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: var(--text-white);
            font-size: 1.5rem;
            cursor: pointer;
            padding: 0.5rem;
        }

        /* Hero Section */
        .category-hero {
            padding: 8rem 0 4rem;
            background: linear-gradient(180deg, var(--secondary-bg) 0%, var(--primary-bg) 100%);
            position: relative;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: radial-gradient(circle at 80% 20%, rgba(255, 215, 0, 0.08), transparent 60%);
            pointer-events: none;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
            position: relative;
            z-index: 1;
        }

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

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: rgba(255, 215, 0, 0.12);
            color: var(--accent-gold);
            padding: 0.5rem 1rem;
            border-radius: 2rem;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 1.5rem;
            border: 1px solid rgba(255, 215, 0, 0.25);
        }

        .hero-title {
            font-size: 2.75rem;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 1.25rem;
            color: var(--text-white);
        }

        .hero-title .highlight {
            background: linear-gradient(135deg, var(--accent-gold), #FFA500);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-desc {
            font-size: 1.1rem;
            color: var(--text-mint);
            line-height: 1.7;
            margin-bottom: 2rem;
            max-width: 520px;
        }

        .hero-stats {
            display: flex;
            gap: 2rem;
            margin-bottom: 2rem;
        }

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

        .stat-number {
            font-size: 1.75rem;
            font-weight: 800;
            color: var(--accent-gold);
            display: block;
        }

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

        .hero-actions {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--accent-gold), #B8860B);
            color: var(--primary-bg);
            text-decoration: none;
            font-size: 1rem;
            font-weight: 700;
            padding: 0.875rem 2rem;
            border-radius: 1rem;
            transition: var(--transition);
            box-shadow: var(--shadow-gold);
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }

        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 35px rgba(255, 215, 0, 0.35);
        }

        .btn-secondary {
            background: transparent;
            color: var(--text-white);
            text-decoration: none;
            font-size: 1rem;
            font-weight: 600;
            padding: 0.875rem 2rem;
            border-radius: 1rem;
            transition: var(--transition);
            border: 1px solid rgba(255, 215, 0, 0.3);
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }

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

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

        .hero-visual img {
            max-width: 100%;
            height: auto;
            border-radius: var(--radius-lg);
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
            border: 1px solid rgba(255, 215, 0, 0.25);
        }

        /* Section Common */
        .section {
            padding: 4rem 0;
        }

        .section-header {
            text-align: left;
            margin-bottom: 2.5rem;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 0.75rem;
            line-height: 1.3;
        }

        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-mint);
            max-width: 700px;
            line-height: 1.7;
        }

        /* Offer Cards */
        .offers-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 1.5rem;
        }

        .offer-card {
            background: var(--card-bg);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-md);
            padding: 2rem;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .offer-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 12px 40px rgba(255, 215, 0, 0.2);
            border-color: var(--accent-gold);
        }

        .offer-tag {
            position: absolute;
            top: 1rem;
            right: 1rem;
            background: var(--accent-red);
            color: var(--text-white);
            padding: 0.35rem 0.75rem;
            border-radius: 1rem;
            font-size: 0.75rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .offer-icon {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            background: rgba(255, 215, 0, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1.25rem;
        }

        .offer-icon i {
            color: var(--accent-gold);
            font-size: 1.5rem;
        }

        .offer-title {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 0.75rem;
        }

        .offer-value {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent-gold);
            margin-bottom: 0.75rem;
        }

        .offer-desc {
            color: var(--text-mint);
            font-size: 0.95rem;
            line-height: 1.7;
            margin-bottom: 1.5rem;
        }

        .offer-btn {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            color: var(--accent-gold);
            text-decoration: none;
            font-weight: 600;
            font-size: 0.9rem;
            transition: var(--transition);
        }

        .offer-btn:hover {
            gap: 0.75rem;
        }

        /* Comparison Table */
        .comparison-section {
            background: var(--secondary-bg);
        }

        .comparison-table-wrapper {
            overflow-x: auto;
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 215, 0, 0.2);
        }

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

        .comparison-table th {
            background: rgba(255, 215, 0, 0.1);
            color: var(--accent-gold);
            font-weight: 700;
            font-size: 0.9rem;
            text-align: left;
            padding: 1rem 1.25rem;
            border-bottom: 1px solid rgba(255, 215, 0, 0.2);
        }

        .comparison-table td {
            padding: 1rem 1.25rem;
            color: var(--text-mint);
            font-size: 0.9rem;
            border-bottom: 1px solid rgba(255, 215, 0, 0.1);
        }

        .comparison-table tr:hover td {
            background: rgba(255, 215, 0, 0.05);
        }

        .highlight-cell {
            color: var(--accent-gold);
            font-weight: 700;
        }

        /* Steps */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 1.5rem;
            margin-top: 2rem;
        }

        .step-item {
            text-align: left;
            padding: 1.5rem;
            background: var(--card-bg);
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 215, 0, 0.15);
        }

        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--accent-gold);
            color: var(--primary-bg);
            font-weight: 800;
            font-size: 1.1rem;
            margin-bottom: 1rem;
        }

        .step-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 0.5rem;
        }

        .step-desc {
            font-size: 0.9rem;
            color: var(--text-mint);
            line-height: 1.7;
        }

        /* FAQ */
        .faq-section {
            background: var(--primary-bg);
        }

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

        .faq-item {
            border-bottom: 1px solid rgba(255, 215, 0, 0.15);
            padding: 1.25rem 0;
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            cursor: pointer;
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-white);
            transition: var(--transition);
        }

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

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
            color: var(--text-mint);
            font-size: 0.95rem;
            line-height: 1.7;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
            padding-top: 1rem;
        }

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

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, var(--accent-red), #8B0000);
            padding: 4rem 0;
            text-align: center;
        }

        .cta-content {
            max-width: 600px;
            margin: 0 auto;
        }

        .cta-title {
            font-size: 2.25rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 1rem;
            line-height: 1.3;
        }

        .cta-desc {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 2rem;
            line-height: 1.7;
        }

        .btn-cta {
            background: var(--text-white);
            color: var(--accent-red);
            text-decoration: none;
            font-size: 1.1rem;
            font-weight: 700;
            padding: 1rem 2.5rem;
            border-radius: 1rem;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }

        .btn-cta:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 35px rgba(0, 0, 0, 0.25);
        }

        /* Footer */
        .site-footer {
            background: #082415;
            padding: 3rem 0 2rem;
            border-top: 1px solid rgba(255, 215, 0, 0.15);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 2rem;
            margin-bottom: 2rem;
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            margin-bottom: 1rem;
        }

        .footer-logo-icon {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--accent-gold), #B8860B);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .footer-logo-icon i {
            color: var(--primary-bg);
            font-size: 1.1rem;
        }

        .footer-logo-text {
            font-weight: 700;
            font-size: 1rem;
            color: var(--text-white);
            line-height: 1.3;
        }

        .footer-desc {
            color: var(--text-mint);
            font-size: 0.9rem;
            line-height: 1.7;
            margin-bottom: 1.25rem;
        }

        .footer-trust {
            display: flex;
            gap: 0.75rem;
            flex-wrap: wrap;
        }

        .footer-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            background: rgba(255, 215, 0, 0.1);
            color: var(--accent-gold);
            padding: 0.4rem 0.75rem;
            border-radius: 0.5rem;
            font-size: 0.8rem;
            font-weight: 600;
        }

        .footer-column h4 {
            color: var(--accent-gold);
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 1rem;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 0.6rem;
        }

        .footer-links a {
            color: var(--text-mint);
            text-decoration: none;
            font-size: 0.9rem;
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: var(--accent-gold);
            padding-left: 0.25rem;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 215, 0, 0.1);
            padding-top: 1.5rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 1rem;
        }

        .footer-copyright {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.85rem;
        }

        .footer-legal {
            display: flex;
            gap: 1.5rem;
        }

        .footer-legal a {
            color: rgba(255, 255, 255, 0.6);
            text-decoration: none;
            font-size: 0.85rem;
            transition: var(--transition);
        }

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

        /* FAB */
        .fab {
            position: fixed;
            left: 1rem;
            bottom: 6rem;
            z-index: 90;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, #0A0A0A, #1A1A1A);
            border: 2px solid var(--accent-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3);
            opacity: 0.7;
            animation: fabFloat 3s ease-in-out infinite;
            text-decoration: none;
        }

        .fab:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 8px 30px rgba(255, 215, 0, 0.5);
        }

        .fab:active {
            transform: scale(0.95);
        }

        .fab i {
            color: var(--accent-gold);
            font-size: 1.5rem;
        }

        .fab-notification {
            position: absolute;
            top: -2px;
            right: -2px;
            width: 14px;
            height: 14px;
            background: #FF0000;
            border-radius: 50%;
            border: 2px solid var(--primary-bg);
            animation: fabPulse 2s ease-in-out infinite;
        }

        @keyframes fabFloat {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-10px); }
        }

        @keyframes fabPulse {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.5; }
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 2rem;
            }

            .hero-title {
                font-size: 2.25rem;
            }

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

        @media (max-width: 768px) {
            .nav-menu {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: var(--primary-bg);
                flex-direction: column;
                padding: 1rem 1.5rem;
                gap: 0.5rem;
                border-bottom: 1px solid rgba(255, 215, 0, 0.2);
            }

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

            .mobile-menu-btn {
                display: block;
            }

            .auth-buttons {
                gap: 0.5rem;
            }

            .btn-signup {
                padding: 0.5rem 1rem;
                font-size: 0.8rem;
            }

            .btn-login {
                font-size: 0.8rem;
                padding: 0.5rem 0.5rem;
            }

            .logo-text {
                font-size: 0.9rem;
            }

            .hero-title {
                font-size: 1.75rem;
            }

            .hero-stats {
                flex-wrap: wrap;
                gap: 1.25rem;
            }

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

            .offers-grid {
                grid-template-columns: 1fr;
            }

            .steps-grid {
                grid-template-columns: 1fr;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }

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

        @media (max-width: 520px) {
            .container {
                padding: 0 1rem;
            }

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

            .hero-desc {
                font-size: 0.95rem;
            }

            .btn-primary, .btn-secondary {
                font-size: 0.9rem;
                padding: 0.75rem 1.5rem;
            }

            .offer-card {
                padding: 1.5rem;
            }

            .offer-value {
                font-size: 1.5rem;
            }

            .cta-title {
                font-size: 1.75rem;
            }
        }