/* roulang page: index */
:root {
            --primary-bg: #0A2E1C;
            --secondary-bg: #123E25;
            --accent-gold: #FFD700;
            --accent-red: #D32F2F;
            --text-white: #FFFFFF;
            --text-mint: #D1F2EB;
            --text-muted: #8FB8A8;
            --border-gold: rgba(255, 215, 0, 0.35);
            --card-bg: #0E3524;
            --card-hover: #16482F;
            --shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.25);
            --shadow-md: 0 8px 28px rgba(0, 0, 0, 0.35);
            --shadow-gold: 0 4px 20px rgba(255, 215, 0, 0.3);
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --transition: all 0.3s ease;
            --font-body: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
        }

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

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

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

        a:hover,
        a:focus {
            color: #FFE55C;
            outline: none;
        }

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

        button,
        .button {
            cursor: pointer;
            border: none;
            font-family: var(--font-body);
            transition: var(--transition);
        }

        .button:focus,
        button:focus {
            outline: 2px solid var(--accent-gold);
            outline-offset: 2px;
        }

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

        /* Header & Nav */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(10, 46, 28, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-gold);
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
        }

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

        .logo {
            font-size: 1.3rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--accent-gold);
            display: flex;
            align-items: center;
            gap: 10px;
            line-height: 1.3;
        }

        .logo i {
            font-size: 1.8rem;
            color: var(--accent-gold);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 24px;
            flex-wrap: wrap;
        }

        .main-nav a {
            color: var(--text-mint);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 8px 4px;
            position: relative;
            transition: var(--transition);
        }

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

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

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

        .btn-login {
            background: transparent;
            color: var(--text-mint);
            font-weight: 600;
            padding: 10px 18px;
            border-radius: 30px;
            font-size: 0.9rem;
            border: 1px solid rgba(255, 255, 255, 0.2);
            transition: var(--transition);
        }

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

        .btn-signup {
            background: var(--accent-gold);
            color: var(--primary-bg);
            font-weight: 700;
            padding: 10px 22px;
            border-radius: 30px;
            font-size: 0.9rem;
            box-shadow: var(--shadow-gold);
            transition: var(--transition);
        }

        .btn-signup:hover {
            background: #FFE55C;
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(255, 215, 0, 0.45);
        }

        .mobile-menu-toggle {
            display: none;
            background: transparent;
            color: var(--accent-gold);
            font-size: 1.6rem;
            border: none;
            padding: 6px;
            line-height: 1;
        }

        /* Hero */
        .hero {
            position: relative;
            padding: 140px 0 80px;
            background: linear-gradient(135deg, var(--primary-bg) 0%, var(--secondary-bg) 60%, #0A2E1C 100%);
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.jpg');
            background-size: cover;
            background-position: center;
            opacity: 0.2;
            pointer-events: none;
        }

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

        .hero-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 48px;
            align-items: center;
        }

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

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 215, 0, 0.12);
            border: 1px solid var(--border-gold);
            color: var(--accent-gold);
            padding: 8px 16px;
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 20px;
            letter-spacing: 0.02em;
        }

        .hero-badge i {
            color: var(--accent-red);
        }

        .hero h1 {
            font-size: 2.6rem;
            font-weight: 900;
            line-height: 1.25;
            margin-bottom: 20px;
            letter-spacing: -0.02em;
            color: var(--text-white);
        }

        .hero h1 .highlight {
            color: var(--accent-gold);
        }

        .hero-sub {
            font-size: 1.1rem;
            color: var(--text-mint);
            margin-bottom: 28px;
            max-width: 560px;
            line-height: 1.7;
        }

        .hero-cta {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 32px;
        }

        .btn-primary {
            background: var(--accent-gold);
            color: var(--primary-bg);
            font-weight: 800;
            padding: 14px 28px;
            border-radius: 30px;
            font-size: 1rem;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            box-shadow: var(--shadow-gold);
            transition: var(--transition);
        }

        .btn-primary:hover {
            background: #FFE55C;
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(255, 215, 0, 0.5);
            color: var(--primary-bg);
        }

        .btn-secondary {
            background: transparent;
            color: var(--text-mint);
            font-weight: 700;
            padding: 14px 28px;
            border-radius: 30px;
            font-size: 1rem;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            border: 1px solid rgba(255, 255, 255, 0.3);
            transition: var(--transition);
        }

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

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

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

        .hero-stat .stat-num {
            font-size: 1.8rem;
            font-weight: 900;
            color: var(--accent-gold);
            line-height: 1.2;
        }

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

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

        .hero-poster {
            width: 100%;
            max-width: 420px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            border: 2px solid var(--border-gold);
            position: relative;
        }

        .hero-poster img {
            width: 100%;
            height: auto;
            object-fit: cover;
        }

        .hero-poster .poster-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: linear-gradient(transparent, rgba(10, 46, 28, 0.95));
            padding: 40px 20px 16px;
        }

        .hero-poster .poster-badge {
            display: inline-block;
            background: var(--accent-red);
            color: #fff;
            font-weight: 800;
            font-size: 0.75rem;
            padding: 4px 12px;
            border-radius: 20px;
            letter-spacing: 0.05em;
        }

        /* Section Common */
        .section {
            padding: 72px 0;
        }

        .section-alt {
            background: var(--secondary-bg);
        }

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

        .section-header h2 {
            font-size: 2rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }

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

        .section-tag {
            display: inline-block;
            background: rgba(255, 215, 0, 0.1);
            color: var(--accent-gold);
            font-size: 0.8rem;
            font-weight: 700;
            padding: 6px 14px;
            border-radius: 20px;
            margin-bottom: 12px;
            letter-spacing: 0.04em;
            text-transform: uppercase;
        }

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

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

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

        .category-card-img {
            height: 200px;
            overflow: hidden;
            position: relative;
        }

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

        .category-card:hover .category-card-img img {
            transform: scale(1.06);
        }

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

        .category-card-body h3 {
            font-size: 1.25rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 10px;
        }

        .category-card-body p {
            color: var(--text-mint);
            font-size: 0.95rem;
            line-height: 1.7;
            margin-bottom: 16px;
            flex: 1;
        }

        .category-link {
            font-weight: 700;
            color: var(--accent-gold);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.9rem;
        }

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

        .feature-card {
            background: var(--card-bg);
            border-radius: var(--radius-md);
            padding: 28px;
            border: 1px solid rgba(255, 255, 255, 0.06);
            transition: var(--transition);
        }

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

        .feature-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(255, 215, 0, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 18px;
            font-size: 1.5rem;
            color: var(--accent-gold);
        }

        .feature-card h3 {
            font-size: 1.15rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 10px;
        }

        .feature-card p {
            color: var(--text-mint);
            font-size: 0.92rem;
            line-height: 1.7;
        }

        /* News/List */
        .news-layout {
            display: grid;
            grid-template-columns: 1.5fr 0.5fr;
            gap: 32px;
        }

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

        .news-item {
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--card-bg);
            border-radius: var(--radius-sm);
            padding: 16px 20px;
            border: 1px solid rgba(255, 255, 255, 0.06);
            transition: var(--transition);
        }

        .news-item:hover {
            border-color: var(--border-gold);
            background: var(--card-hover);
        }

        .news-item-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 215, 0, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            flex-shrink: 0;
            font-size: 1rem;
        }

        .news-item-content {
            flex: 1;
            min-width: 0;
        }

        .news-item-content a {
            font-weight: 700;
            color: var(--text-white);
            font-size: 0.98rem;
            line-height: 1.5;
            display: block;
            margin-bottom: 4px;
        }

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

        .news-item-meta {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .news-sidebar {
            background: var(--card-bg);
            border-radius: var(--radius-md);
            padding: 24px;
            border: 1px solid rgba(255, 255, 255, 0.06);
        }

        .news-sidebar h3 {
            font-size: 1.1rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 16px;
        }

        .news-sidebar-item {
            padding: 12px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }

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

        .news-sidebar-item a {
            color: var(--text-mint);
            font-size: 0.9rem;
            font-weight: 600;
            line-height: 1.5;
        }

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

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

        .step-card {
            background: var(--card-bg);
            border-radius: var(--radius-md);
            padding: 28px;
            border-left: 4px solid var(--accent-gold);
            transition: var(--transition);
        }

        .step-card:hover {
            background: var(--card-hover);
            box-shadow: var(--shadow-sm);
        }

        .step-num {
            font-size: 2.2rem;
            font-weight: 900;
            color: var(--accent-gold);
            margin-bottom: 12px;
            line-height: 1;
        }

        .step-card h3 {
            font-size: 1.1rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 10px;
        }

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

        /* Vertical cards */
        .vertical-cards {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .vertical-card {
            background: var(--card-bg);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, 0.06);
            transition: var(--transition);
        }

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

        .vertical-card-img {
            height: 260px;
            overflow: hidden;
            position: relative;
        }

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

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

        .vertical-card-body {
            padding: 20px;
        }

        .vertical-card-body h4 {
            font-size: 1.05rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .vertical-card-body p {
            color: var(--text-mint);
            font-size: 0.88rem;
            line-height: 1.6;
            margin-bottom: 12px;
        }

        .vertical-card-cta {
            font-weight: 700;
            color: var(--accent-gold);
            font-size: 0.85rem;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

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

        .faq-item {
            background: var(--card-bg);
            border-radius: var(--radius-sm);
            border: 1px solid rgba(255, 255, 255, 0.06);
            padding: 20px 24px;
            transition: var(--transition);
        }

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

        .faq-question {
            font-weight: 800;
            color: var(--text-white);
            font-size: 1.05rem;
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .faq-question i {
            color: var(--accent-gold);
            font-size: 1.1rem;
        }

        .faq-answer {
            color: var(--text-mint);
            font-size: 0.92rem;
            line-height: 1.7;
        }

        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, var(--accent-gold) 0%, #FFC107 100%);
            border-radius: var(--radius-lg);
            padding: 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section h2 {
            color: var(--primary-bg);
            font-size: 1.9rem;
            font-weight: 900;
            margin-bottom: 16px;
        }

        .cta-section p {
            color: rgba(10, 46, 28, 0.8);
            font-size: 1rem;
            max-width: 560px;
            margin: 0 auto 24px;
            line-height: 1.7;
        }

        .btn-cta-dark {
            background: var(--primary-bg);
            color: var(--accent-gold);
            font-weight: 800;
            padding: 16px 32px;
            border-radius: 30px;
            font-size: 1rem;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
            transition: var(--transition);
        }

        .btn-cta-dark:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
            color: #FFE55C;
        }

        /* Footer */
        .site-footer {
            background: #071F13;
            border-top: 1px solid var(--border-gold);
            padding: 48px 0 24px;
        }

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

        .footer-brand h3 {
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--accent-gold);
            margin-bottom: 12px;
        }

        .footer-brand p {
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.7;
        }

        .footer-col h4 {
            font-size: 1rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 16px;
        }

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

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

        .footer-col ul li a {
            color: var(--text-muted);
            font-size: 0.9rem;
            font-weight: 500;
            transition: var(--transition);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
        }

        .footer-bottom p {
            color: var(--text-muted);
            font-size: 0.8rem;
            margin: 0;
        }

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

        .footer-badges span {
            background: rgba(255, 215, 0, 0.1);
            border: 1px solid var(--border-gold);
            color: var(--accent-gold);
            font-size: 0.75rem;
            font-weight: 700;
            padding: 6px 12px;
            border-radius: 20px;
        }

        /* FAB */
        .fab-support {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 99;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--primary-bg);
            border: 3px solid var(--accent-gold);
            color: var(--accent-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            box-shadow: var(--shadow-gold);
            cursor: pointer;
            opacity: 0.7;
            transition: var(--transition);
            animation: fabFloat 3s ease-in-out infinite;
        }

        .fab-support:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 8px 32px rgba(255, 215, 0, 0.55);
        }

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

        .fab-notification {
            position: absolute;
            top: -2px;
            right: -2px;
            width: 14px;
            height: 14px;
            background: var(--accent-red);
            border-radius: 50%;
            border: 2px solid var(--primary-bg);
            animation: blink 1.2s ease-in-out infinite;
        }

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

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

        /* Bottom CTA Bar */
        .bottom-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 98;
            background: rgba(10, 46, 28, 0.97);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-top: 1px solid var(--border-gold);
            padding: 12px 20px;
            display: none;
            box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.3);
        }

        .bottom-cta-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }

        .bottom-cta-bar .bottom-text {
            color: var(--text-mint);
            font-size: 0.9rem;
            font-weight: 600;
        }

        .bottom-cta-bar .btn-primary {
            padding: 10px 22px;
            font-size: 0.9rem;
            white-space: nowrap;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 36px;
            }

            .hero-visual {
                order: -1;
            }

            .hero-poster {
                max-width: 360px;
            }

            .feature-grid,
            .steps-grid,
            .vertical-cards {
                grid-template-columns: repeat(2, 1fr);
            }

            .news-layout {
                grid-template-columns: 1fr;
            }

            .news-sidebar {
                display: none;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                flex-wrap: nowrap;
            }

            .main-nav {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: var(--primary-bg);
                flex-direction: column;
                padding: 16px 20px;
                gap: 8px;
                border-bottom: 1px solid var(--border-gold);
                box-shadow: var(--shadow-md);
            }

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

            .main-nav a {
                padding: 12px 4px;
                font-size: 1rem;
            }

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

            .header-actions .btn-login {
                display: none;
            }

            .hero {
                padding: 120px 0 60px;
            }

            .hero h1 {
                font-size: 1.9rem;
            }

            .hero-stats {
                gap: 20px;
            }

            .hero-stat .stat-num {
                font-size: 1.5rem;
            }

            .section {
                padding: 48px 0;
            }

            .section-header h2 {
                font-size: 1.6rem;
            }

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

            .feature-grid,
            .steps-grid,
            .vertical-cards {
                grid-template-columns: 1fr;
            }

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

            .cta-section {
                padding: 32px 20px;
            }

            .cta-section h2 {
                font-size: 1.5rem;
            }

            .bottom-cta-bar {
                display: block;
            }

            .fab-support {
                bottom: 80px;
            }
        }

        @media (max-width: 520px) {
            .logo {
                font-size: 1rem;
            }

            .logo i {
                font-size: 1.3rem;
            }

            .header-actions .btn-signup {
                padding: 8px 16px;
                font-size: 0.8rem;
            }

            .hero h1 {
                font-size: 1.6rem;
            }

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

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

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

            .hero-stats {
                gap: 16px;
            }

            .hero-stat .stat-num {
                font-size: 1.3rem;
            }

            .section-header h2 {
                font-size: 1.4rem;
            }

            .category-card-img {
                height: 160px;
            }

            .vertical-card-img {
                height: 220px;
            }

            .faq-item {
                padding: 16px 18px;
            }
        }

/* roulang page: article */
:root {
            --primary-bg: #0B3C25;
            --secondary-bg: #062315;
            --accent-gold: #FFCC00;
            --accent-lime: #32CD32;
            --text-white: #FFFDF0;
            --text-light: #C5E2D2;
            --border-soft: rgba(255, 204, 0, 0.25);
            --radius-sm: 12px;
            --radius-md: 20px;
            --radius-lg: 28px;
            --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.2);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.3);
            --shadow-gold: 0 4px 20px rgba(255, 204, 0, 0.15);
            --transition: all 0.3s ease;
            --font-main: 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
        }

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

        body {
            font-family: var(--font-main);
            background: linear-gradient(180deg, var(--primary-bg) 0%, var(--secondary-bg) 100%);
            color: var(--text-white);
            line-height: 1.65;
            min-height: 100vh;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        a:hover {
            color: #FFE55C;
            text-decoration: none;
        }

        button, .button {
            cursor: pointer;
            font-family: var(--font-main);
            transition: var(--transition);
        }

        button:focus-visible, .button:focus-visible, a:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 3px;
        }

        /* Header & Navigation */
        .site-header {
            background: rgba(6, 35, 21, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-soft);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 70px;
            flex-wrap: wrap;
            gap: 12px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.25rem;
            font-weight: 800;
            color: var(--text-white);
            letter-spacing: -0.02em;
            line-height: 1.2;
        }

        .logo i {
            color: var(--accent-gold);
            font-size: 1.8rem;
        }

        .logo span {
            color: var(--accent-gold);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }

        .main-nav a {
            display: inline-block;
            padding: 10px 16px;
            border-radius: 50px;
            color: var(--text-light);
            font-weight: 600;
            font-size: 0.92rem;
            transition: var(--transition);
            white-space: nowrap;
        }

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

        .main-nav a.active {
            background: var(--accent-gold);
            color: #062315;
            box-shadow: 0 4px 14px rgba(255, 204, 0, 0.3);
        }

        .nav-auth {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .btn-login {
            padding: 10px 20px;
            border-radius: 50px;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.3);
            color: var(--text-white);
            font-weight: 700;
            font-size: 0.9rem;
            transition: var(--transition);
        }

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

        .btn-signup {
            padding: 10px 24px;
            border-radius: 50px;
            background: linear-gradient(135deg, #FFCC00 0%, #FFB300 100%);
            border: none;
            color: #062315;
            font-weight: 800;
            font-size: 0.9rem;
            box-shadow: 0 4px 16px rgba(255, 204, 0, 0.35);
            transition: var(--transition);
        }

        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 24px rgba(255, 204, 0, 0.5);
            color: #062315;
        }

        /* Article Page Layout */
        .article-page {
            padding: 40px 0 60px;
        }

        .article-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 40px;
            align-items: start;
        }

        .article-main {
            min-width: 0;
        }

        .article-sidebar {
            position: sticky;
            top: 90px;
        }

        .article-hero-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            margin-bottom: 32px;
            box-shadow: var(--shadow-md);
            border: 2px solid var(--border-soft);
            background: #0A2E1C;
        }

        .article-hero-image img {
            width: 100%;
            height: 380px;
            object-fit: cover;
        }

        .article-header {
            margin-bottom: 28px;
        }

        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
            margin-bottom: 18px;
        }

        .article-category-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 16px;
            border-radius: 50px;
            background: rgba(50, 205, 50, 0.15);
            color: var(--accent-lime);
            font-weight: 700;
            font-size: 0.82rem;
            letter-spacing: 0.02em;
        }

        .article-date {
            color: var(--text-light);
            font-size: 0.88rem;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .article-title {
            font-size: 2.2rem;
            font-weight: 900;
            line-height: 1.25;
            color: var(--text-white);
            margin-bottom: 16px;
            letter-spacing: -0.02em;
        }

        .article-excerpt {
            font-size: 1.08rem;
            color: var(--text-light);
            line-height: 1.7;
            padding-left: 18px;
            border-left: 4px solid var(--accent-gold);
            margin-bottom: 28px;
        }

        .article-body {
            font-size: 1rem;
            line-height: 1.75;
            color: var(--text-light);
        }

        .article-body h2 {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--text-white);
            margin: 36px 0 16px;
            line-height: 1.3;
        }

        .article-body h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--accent-gold);
            margin: 28px 0 12px;
            line-height: 1.35;
        }

        .article-body p {
            margin-bottom: 18px;
        }

        .article-body ul, .article-body ol {
            margin: 0 0 20px 22px;
            padding-left: 12px;
        }

        .article-body li {
            margin-bottom: 10px;
            position: relative;
        }

        .article-body ul li::marker {
            color: var(--accent-gold);
        }

        .article-body ol li::marker {
            color: var(--accent-lime);
            font-weight: 700;
        }

        .article-body strong {
            color: var(--text-white);
            font-weight: 700;
        }

        .article-body blockquote {
            margin: 24px 0;
            padding: 20px 24px;
            background: rgba(255, 204, 0, 0.08);
            border-left: 4px solid var(--accent-gold);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--text-white);
            font-style: italic;
        }

        .article-body img {
            border-radius: var(--radius-md);
            margin: 24px 0;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border-soft);
        }

        /* Article Not Found */
        .article-not-found {
            text-align: center;
            padding: 80px 20px;
            background: rgba(255, 255, 255, 0.03);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-soft);
        }

        .article-not-found i {
            font-size: 4rem;
            color: var(--accent-gold);
            margin-bottom: 20px;
            display: block;
        }

        .article-not-found h2 {
            font-size: 1.8rem;
            font-weight: 800;
            margin-bottom: 12px;
        }

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

        /* Sidebar */
        .sidebar-widget {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-md);
            padding: 24px;
            margin-bottom: 24px;
        }

        .sidebar-widget h3 {
            font-size: 1.05rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 18px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--border-soft);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .sidebar-widget h3 i {
            color: var(--accent-gold);
        }

        .sidebar-download-card {
            background: linear-gradient(135deg, rgba(255, 204, 0, 0.12) 0%, rgba(50, 205, 50, 0.08) 100%);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            padding: 24px;
            text-align: center;
        }

        .sidebar-download-card .download-icon {
            font-size: 3rem;
            color: var(--accent-gold);
            margin-bottom: 14px;
        }

        .sidebar-download-card h3 {
            font-size: 1.1rem;
            font-weight: 800;
            margin-bottom: 8px;
            color: var(--text-white);
        }

        .sidebar-download-card p {
            color: var(--text-light);
            font-size: 0.9rem;
            margin-bottom: 18px;
        }

        .btn-download-sidebar {
            display: block;
            width: 100%;
            padding: 14px 20px;
            border-radius: 50px;
            background: linear-gradient(135deg, #FFCC00 0%, #FFB300 100%);
            border: none;
            color: #062315;
            font-weight: 800;
            font-size: 0.95rem;
            box-shadow: 0 4px 16px rgba(255, 204, 0, 0.3);
            transition: var(--transition);
        }

        .btn-download-sidebar:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(255, 204, 0, 0.45);
            color: #062315;
        }

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

        .sidebar-cta-list li {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 10px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            color: var(--text-light);
            font-size: 0.9rem;
        }

        .sidebar-cta-list li:last-child {
            border-bottom: none;
        }

        .sidebar-cta-list i {
            color: var(--accent-lime);
            font-size: 0.9rem;
            width: 18px;
            text-align: center;
        }

        /* CTA Section */
        .article-cta-section {
            margin-top: 48px;
            background: linear-gradient(135deg, rgba(255, 204, 0, 0.12) 0%, rgba(50, 205, 50, 0.08) 100%);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            padding: 40px 32px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .article-cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle at center, rgba(255, 204, 0, 0.06) 0%, transparent 60%);
            pointer-events: none;
        }

        .article-cta-section h2 {
            font-size: 1.8rem;
            font-weight: 900;
            color: var(--text-white);
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }

        .article-cta-section p {
            color: var(--text-light);
            font-size: 1.05rem;
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
        }

        .article-cta-buttons {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        .btn-primary-cta {
            padding: 14px 32px;
            border-radius: 50px;
            background: linear-gradient(135deg, #FFCC00 0%, #FFB300 100%);
            border: none;
            color: #062315;
            font-weight: 800;
            font-size: 1rem;
            box-shadow: 0 4px 20px rgba(255, 204, 0, 0.35);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-primary-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 32px rgba(255, 204, 0, 0.5);
            color: #062315;
        }

        .btn-secondary-cta {
            padding: 14px 32px;
            border-radius: 50px;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: var(--text-white);
            font-weight: 700;
            font-size: 1rem;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-secondary-cta:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: var(--accent-gold);
            color: var(--accent-gold);
        }

        /* Floating Action Button */
        .fab-float {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 99;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(6, 35, 21, 0.85);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border: 2px solid var(--accent-gold);
            box-shadow: 0 4px 20px rgba(255, 204, 0, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
            opacity: 0.75;
            animation: fabBreathe 2.5s ease-in-out infinite;
            text-decoration: none;
        }

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

        .fab-float:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 8px 32px rgba(255, 204, 0, 0.5);
            color: var(--accent-gold);
        }

        .fab-float:hover i {
            transform: rotate(360deg);
        }

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

        .fab-notification {
            position: absolute;
            top: -2px;
            right: -2px;
            width: 14px;
            height: 14px;
            background: #FF1744;
            border-radius: 50%;
            border: 2px solid #062315;
            animation: blinkDot 1.2s ease-in-out infinite;
        }

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

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

        /* Footer */
        .site-footer {
            background: #041A0E;
            border-top: 1px solid var(--border-soft);
            padding: 48px 0 24px;
            margin-top: 40px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand h3 {
            font-size: 1.25rem;
            font-weight: 800;
            color: var(--accent-gold);
            margin-bottom: 12px;
        }

        .footer-brand p {
            color: var(--text-light);
            font-size: 0.9rem;
            line-height: 1.7;
        }

        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 14px;
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }

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

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            color: var(--text-light);
            font-size: 0.88rem;
            transition: var(--transition);
        }

        .footer-col ul li a:hover {
            color: var(--accent-gold);
            padding-left: 4px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
        }

        .footer-bottom p {
            color: var(--text-light);
            font-size: 0.82rem;
            margin: 0;
        }

        .footer-badges {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .footer-badges span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            color: var(--text-light);
            font-size: 0.78rem;
            padding: 5px 12px;
            border-radius: 50px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-badges i {
            color: var(--accent-gold);
            font-size: 0.75rem;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .article-layout {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .article-sidebar {
                position: static;
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .sidebar-download-card {
                grid-column: span 2;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                flex-direction: column;
                align-items: stretch;
                padding: 12px 0;
            }
            .logo {
                justify-content: center;
            }
            .main-nav {
                justify-content: center;
            }
            .nav-auth {
                justify-content: center;
            }
            .article-title {
                font-size: 1.6rem;
            }
            .article-hero-image img {
                height: 240px;
            }
            .article-cta-section {
                padding: 28px 18px;
            }
            .article-cta-section h2 {
                font-size: 1.4rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .sidebar-download-card {
                grid-column: span 1;
            }
        }

        @media (max-width: 520px) {
            .article-layout {
                gap: 20px;
            }
            .article-title {
                font-size: 1.35rem;
            }
            .article-excerpt {
                font-size: 0.95rem;
                padding-left: 12px;
            }
            .article-sidebar {
                grid-template-columns: 1fr;
            }
            .sidebar-download-card {
                grid-column: span 1;
            }
            .main-nav a {
                padding: 8px 12px;
                font-size: 0.82rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .article-cta-buttons {
                flex-direction: column;
            }
            .btn-primary-cta, .btn-secondary-cta {
                width: 100%;
                justify-content: center;
            }
            .fab-float {
                width: 48px;
                height: 48px;
                left: 12px;
                bottom: 80px;
            }
            .fab-float i {
                font-size: 1.3rem;
            }
        }

/* roulang page: category1 */
:root {
            --bg-deep: #0a2e1c;
            --bg-forest: #123e25;
            --bg-card: #0f3524;
            --bg-dark: #081f14;
            --gold: #ffd700;
            --gold-soft: #f0c94a;
            --red: #d32f2f;
            --red-light: #ef5350;
            --mint: #d1f2eb;
            --white: #ffffff;
            --text-soft: #c8e6dc;
            --border-gold: rgba(255, 215, 0, 0.5);
            --shadow-gold: 0 8px 24px rgba(255, 215, 0, 0.12);
            --shadow-card: 0 12px 28px rgba(0, 0, 0, 0.25);
            --radius-sm: 12px;
            --radius-md: 20px;
            --radius-lg: 30px;
            --radius-xl: 40px;
            --font-sans: 'Inter', 'Segoe UI', Roboto, Arial, sans-serif;
            --transition: all 0.25s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            background: var(--bg-deep);
            color: var(--white);
            line-height: 1.6;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a:hover {
            color: var(--gold-soft);
            text-decoration: none;
        }

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

        h1, h2, h3, h4 {
            font-weight: 700;
            line-height: 1.25;
            color: var(--white);
            margin-bottom: 0.75rem;
        }

        h1 {
            font-size: 2.6rem;
            letter-spacing: -0.02em;
        }

        h2 {
            font-size: 2rem;
            letter-spacing: -0.01em;
        }

        h3 {
            font-size: 1.4rem;
        }

        p {
            color: var(--text-soft);
            line-height: 1.65;
            margin-bottom: 1rem;
        }

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

        /* Header & Nav */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 100;
            background: rgba(10, 46, 28, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 215, 0, 0.2);
            padding: 12px 0;
            transition: var(--transition);
        }

        .site-header.scrolled {
            box-shadow: 0 6px 18px rgba(0, 0, 0, 0.3);
            background: rgba(8, 31, 20, 0.98);
        }

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

        .logo {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--gold);
            letter-spacing: -0.01em;
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }

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

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

        .main-nav a {
            display: inline-flex;
            align-items: center;
            padding: 10px 16px;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--mint);
            border-radius: 40px;
            transition: var(--transition);
            border: 1px solid transparent;
            white-space: nowrap;
        }

        .main-nav a:hover {
            background: rgba(255, 215, 0, 0.1);
            color: var(--gold);
            border-color: rgba(255, 215, 0, 0.3);
        }

        .main-nav a.active {
            background: var(--gold);
            color: var(--bg-deep);
            border-color: var(--gold);
        }

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

        .btn-login {
            background: transparent;
            border: 1px solid rgba(255, 215, 0, 0.5);
            color: var(--gold);
            padding: 10px 18px;
            border-radius: 40px;
            font-weight: 600;
            font-size: 0.9rem;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }

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

        .btn-signup {
            background: var(--red);
            border: none;
            color: var(--white);
            padding: 10px 22px;
            border-radius: 40px;
            font-weight: 700;
            font-size: 0.9rem;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 4px 14px rgba(211, 47, 47, 0.35);
            white-space: nowrap;
        }

        .btn-signup:hover {
            background: #b71c1c;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(211, 47, 47, 0.5);
        }

        .mobile-toggle {
            display: none;
            background: transparent;
            border: none;
            color: var(--gold);
            font-size: 1.8rem;
            cursor: pointer;
            padding: 4px 8px;
        }

        /* Hero */
        .hero-section {
            padding: 140px 0 80px;
            background: linear-gradient(135deg, #0a2e1c 0%, #0b3c25 55%, #123e25 100%);
            position: relative;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: -20%;
            right: -10%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(255, 215, 0, 0.12) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            bottom: -30%;
            left: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(211, 47, 47, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 50px;
            align-items: center;
            position: relative;
            z-index: 2;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 215, 0, 0.12);
            border: 1px solid rgba(255, 215, 0, 0.3);
            color: var(--gold);
            padding: 8px 18px;
            border-radius: 40px;
            font-weight: 600;
            font-size: 0.85rem;
            margin-bottom: 22px;
            letter-spacing: 0.02em;
        }

        .hero-badge i {
            font-size: 1rem;
        }

        .hero-title {
            font-size: 3.2rem;
            line-height: 1.15;
            margin-bottom: 1.5rem;
            color: var(--white);
        }

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

        .hero-desc {
            font-size: 1.15rem;
            color: var(--mint);
            max-width: 540px;
            margin-bottom: 2rem;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 30px;
        }

        .btn-primary {
            background: var(--gold);
            color: var(--bg-deep);
            padding: 16px 30px;
            border-radius: 50px;
            font-weight: 800;
            font-size: 1rem;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 8px 24px rgba(255, 215, 0, 0.3);
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }

        .btn-primary:hover {
            background: #ffea5c;
            transform: translateY(-3px);
            box-shadow: 0 14px 32px rgba(255, 215, 0, 0.45);
            color: var(--bg-deep);
        }

        .btn-outline {
            background: transparent;
            border: 1.5px solid var(--gold);
            color: var(--gold);
            padding: 16px 28px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }

        .btn-outline:hover {
            background: rgba(255, 215, 0, 0.1);
            border-color: #ffea5c;
            transform: translateY(-2px);
        }

        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 28px;
            margin-top: 20px;
        }

        .stat-item {
            display: flex;
            flex-direction: column;
        }

        .stat-number {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--gold);
            line-height: 1.2;
        }

        .stat-label {
            font-size: 0.85rem;
            color: var(--mint);
            letter-spacing: 0.02em;
        }

        .hero-visual {
            position: relative;
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 30px;
            border: 1px solid var(--border-gold);
            box-shadow: var(--shadow-card);
            overflow: hidden;
        }

        .hero-visual img {
            border-radius: var(--radius-md);
            width: 100%;
            height: auto;
            object-fit: cover;
            border: 2px solid rgba(255, 215, 0, 0.25);
        }

        .hero-visual .floating-tag {
            position: absolute;
            bottom: 45px;
            right: 20px;
            background: var(--red);
            color: #fff;
            padding: 8px 16px;
            border-radius: 40px;
            font-weight: 700;
            font-size: 0.85rem;
            box-shadow: 0 6px 16px rgba(211, 47, 47, 0.4);
            display: flex;
            align-items: center;
            gap: 6px;
        }

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

        .section-alt {
            background: var(--bg-forest);
        }

        .section-title {
            font-size: 2.2rem;
            margin-bottom: 0.75rem;
            letter-spacing: -0.01em;
        }

        .section-subtitle {
            font-size: 1.1rem;
            color: var(--mint);
            max-width: 680px;
            margin-bottom: 3rem;
        }

        .divider-gold {
            width: 70px;
            height: 4px;
            background: var(--gold);
            border-radius: 4px;
            margin: 18px 0 28px;
        }

        /* Feature cards */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .feature-card {
            background: rgba(15, 53, 36, 0.7);
            border-radius: var(--radius-md);
            padding: 32px 26px;
            border: 1px solid rgba(255, 215, 0, 0.18);
            transition: var(--transition);
            position: relative;
        }

        .feature-card:hover {
            transform: translateY(-8px);
            border-color: var(--gold);
            box-shadow: var(--shadow-gold);
        }

        .feature-icon {
            width: 56px;
            height: 56px;
            background: rgba(255, 215, 0, 0.12);
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            color: var(--gold);
            margin-bottom: 20px;
        }

        .feature-card h3 {
            font-size: 1.3rem;
            margin-bottom: 10px;
        }

        .feature-card p {
            font-size: 0.95rem;
            color: var(--text-soft);
            margin-bottom: 0;
        }

        /* Steps */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .step-item {
            background: rgba(15, 53, 36, 0.6);
            border-radius: var(--radius-md);
            padding: 28px 22px;
            border: 1px solid rgba(255, 215, 0, 0.15);
            position: relative;
            transition: var(--transition);
        }

        .step-item:hover {
            border-color: var(--gold);
            background: rgba(15, 53, 36, 0.9);
        }

        .step-number {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--gold);
            opacity: 0.7;
            line-height: 1;
            margin-bottom: 14px;
        }

        .step-item h4 {
            font-size: 1.15rem;
            margin-bottom: 8px;
        }

        .step-item p {
            font-size: 0.9rem;
            margin-bottom: 0;
        }

        /* Info panel with image */
        .info-panel {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .info-panel img {
            border-radius: var(--radius-lg);
            border: 2px solid rgba(255, 215, 0, 0.2);
            box-shadow: var(--shadow-card);
            width: 100%;
            height: auto;
        }

        .info-list {
            list-style: none;
            margin-top: 20px;
        }

        .info-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            margin-bottom: 16px;
            color: var(--text-soft);
        }

        .info-list li i {
            color: var(--gold);
            font-size: 1.1rem;
            margin-top: 4px;
        }

        /* Trust badges */
        .trust-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            justify-content: center;
        }

        .trust-badge {
            background: rgba(15, 53, 36, 0.8);
            border: 1px solid rgba(255, 215, 0, 0.25);
            border-radius: 40px;
            padding: 12px 24px;
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 600;
            color: var(--mint);
        }

        .trust-badge i {
            color: var(--gold);
            font-size: 1.2rem;
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: rgba(15, 53, 36, 0.6);
            border-radius: var(--radius-sm);
            border: 1px solid rgba(255, 215, 0, 0.15);
            margin-bottom: 16px;
            overflow: hidden;
        }

        .faq-question {
            padding: 22px 26px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--white);
            transition: var(--transition);
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
        }

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

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
            color: var(--text-soft);
            padding: 0 26px;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 26px 22px;
        }

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

        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, #0a2e1c 0%, #0b3c25 100%);
            border-radius: var(--radius-xl);
            padding: 60px 40px;
            text-align: center;
            border: 1px solid rgba(255, 215, 0, 0.25);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -20%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(255, 215, 0, 0.1) 0%, transparent 70%);
            border-radius: 50%;
        }

        .cta-section h2 {
            font-size: 2.4rem;
            margin-bottom: 16px;
            position: relative;
            z-index: 2;
        }

        .cta-section p {
            font-size: 1.15rem;
            color: var(--mint);
            max-width: 620px;
            margin: 0 auto 28px;
            position: relative;
            z-index: 2;
        }

        /* Bottom sticky bar */
        .sticky-cta {
            position: fixed;
            bottom: 0;
            left: 0;
            width: 100%;
            background: rgba(8, 31, 20, 0.96);
            backdrop-filter: blur(14px);
            border-top: 1px solid rgba(255, 215, 0, 0.3);
            padding: 14px 20px;
            z-index: 90;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transform: translateY(100%);
            transition: transform 0.35s ease;
            box-shadow: 0 -8px 24px rgba(0, 0, 0, 0.4);
        }

        .sticky-cta.show {
            transform: translateY(0);
        }

        .sticky-cta .sticky-text {
            font-weight: 600;
            color: var(--mint);
            font-size: 0.95rem;
        }

        /* FAB */
        .fab-support {
            position: fixed;
            left: 20px;
            bottom: 100px;
            z-index: 95;
            width: 56px;
            height: 56px;
            background: rgba(10, 46, 28, 0.9);
            border: 2px solid var(--gold);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--gold);
            font-size: 1.5rem;
            cursor: pointer;
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3);
            transition: var(--transition);
            animation: floatFab 3s ease-in-out infinite;
        }

        .fab-support:hover {
            transform: scale(1.1);
            background: rgba(255, 215, 0, 0.2);
            box-shadow: 0 8px 30px rgba(255, 215, 0, 0.5);
        }

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

        .fab-support .notification-dot {
            position: absolute;
            top: 2px;
            right: 2px;
            width: 14px;
            height: 14px;
            background: var(--red-light);
            border-radius: 50%;
            border: 2px solid var(--bg-deep);
            animation: blinkDot 1.8s infinite;
        }

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

        /* Footer */
        .site-footer {
            background: var(--bg-dark);
            padding: 60px 0 30px;
            border-top: 1px solid rgba(255, 215, 0, 0.2);
            margin-top: 60px;
        }

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

        .footer-brand h3 {
            color: var(--gold);
            font-size: 1.5rem;
            margin-bottom: 12px;
        }

        .footer-brand p {
            color: var(--text-soft);
            font-size: 0.95rem;
        }

        .footer-col h4 {
            font-size: 1.1rem;
            margin-bottom: 18px;
            color: var(--gold);
        }

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

        .footer-col ul li {
            margin-bottom: 12px;
        }

        .footer-col ul li a {
            color: var(--mint);
            font-size: 0.95rem;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 215, 0, 0.15);
            padding-top: 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
        }

        .footer-bottom p {
            margin-bottom: 0;
            color: var(--mint);
            font-size: 0.85rem;
        }

        .footer-badges {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .footer-badges span {
            display: flex;
            align-items: center;
            gap: 6px;
            color: var(--gold);
            font-size: 0.85rem;
            font-weight: 600;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }

            .hero-title {
                font-size: 2.8rem;
            }

            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .info-panel {
                grid-template-columns: 1fr;
            }

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

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

            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                background: rgba(8, 31, 20, 0.98);
                border-radius: 20px;
                padding: 16px;
                border: 1px solid rgba(255, 215, 0, 0.25);
                margin-top: 12px;
                order: 10;
            }

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

            .header-inner {
                flex-wrap: wrap;
            }

            .header-actions {
                margin-left: auto;
            }

            .hero-section {
                padding: 120px 0 60px;
            }

            .hero-title {
                font-size: 2.2rem;
            }

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

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

            .section {
                padding: 60px 0;
            }

            .section-title {
                font-size: 1.8rem;
            }

            .cta-section {
                padding: 40px 20px;
            }

            .cta-section h2 {
                font-size: 1.8rem;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

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

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

            .fab-support {
                bottom: 80px;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.9rem;
            }

            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }

            .btn-primary, .btn-outline {
                justify-content: center;
            }

            .logo {
                font-size: 1.2rem;
            }

            .header-actions {
                gap: 6px;
            }

            .btn-login, .btn-signup {
                padding: 8px 14px;
                font-size: 0.8rem;
            }
        }

/* roulang page: category2 */
:root {
            --primary-bg: #0A2E1C;
            --secondary-bg: #123E25;
            --accent-gold: #FFD700;
            --accent-red: #D32F2F;
            --text-white: #FFFFFF;
            --text-mint: #D1F2EB;
            --text-muted: #A0B8AE;
            --border-gold: rgba(255, 215, 0, 0.35);
            --shadow: 0 8px 24px rgba(0,0,0,0.25);
            --shadow-hover: 0 12px 32px rgba(0,0,0,0.35);
            --radius: 12px;
            --transition: all 0.25s ease;
            --font-main: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
            --container-max: 1200px;
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        body {
            font-family: var(--font-main);
            background-color: var(--primary-bg);
            color: var(--text-white);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }
        a {
            color: var(--accent-gold);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: #fff2a8;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 1.25rem;
        }
        /* Navigation */
        .header-wrap {
            background: rgba(10, 46, 28, 0.97);
            border-bottom: 1px solid var(--border-gold);
            position: sticky;
            top: 0;
            z-index: 50;
            backdrop-filter: blur(10px);
        }
        .main-nav {
            display: flex;
            align-items: center;
            justify-content: flex-start;
            gap: 2.5rem;
            padding: 1rem 0;
        }
        .main-nav a {
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-mint);
            letter-spacing: 0.02em;
            position: relative;
            white-space: nowrap;
        }
        .main-nav a.active {
            color: var(--accent-gold);
        }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            left: 0;
            right: 0;
            bottom: -8px;
            height: 2px;
            background: var(--accent-gold);
            border-radius: 2px;
        }
        .main-nav a:not(.active):hover {
            color: #fff;
        }
        .brand-logo {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--accent-gold);
            margin-right: auto;
            text-shadow: 0 0 12px rgba(255,215,0,0.3);
        }
        /* Hero */
        .hero-section {
            background: url('/assets/images/backpic/back-1.jpg') center/cover no-repeat fixed;
            position: relative;
            padding: 5rem 0 4rem;
            min-height: 85vh;
            display: flex;
            align-items: center;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: 0; left: 0; right: 0; bottom: 0;
            background: linear-gradient(135deg, rgba(10,46,28,0.92) 0%, rgba(10,46,28,0.75) 50%, rgba(18,62,37,0.85) 100%);
        }
        .hero-content {
            position: relative;
            z-index: 2;
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 380px;
            gap: 3rem;
            align-items: center;
        }
        .hero-text h1 {
            font-size: 3.2rem;
            font-weight: 800;
            line-height: 1.2;
            color: #fff;
            text-shadow: 0 4px 20px rgba(0,0,0,0.45);
            margin-bottom: 1.25rem;
        }
        .hero-text h1 span {
            color: var(--accent-gold);
        }
        .hero-sub {
            font-size: 1.2rem;
            color: var(--text-mint);
            max-width: 560px;
            margin-bottom: 2rem;
            line-height: 1.7;
        }
        .hero-cta {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            padding: 0.9rem 2.2rem;
            font-weight: 700;
            font-size: 1rem;
            border-radius: 50px;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            text-transform: uppercase;
            letter-spacing: 0.03em;
        }
        .btn-gold {
            background: var(--accent-gold);
            color: #0A2E1C;
            box-shadow: 0 6px 20px rgba(255,215,0,0.35);
        }
        .btn-gold:hover {
            background: #ffe14d;
            color: #0A2E1C;
            transform: translateY(-2px);
            box-shadow: 0 10px 26px rgba(255,215,0,0.45);
        }
        .btn-outline {
            background: transparent;
            border: 2px solid var(--accent-gold);
            color: var(--accent-gold);
        }
        .btn-outline:hover {
            background: var(--accent-gold);
            color: #0A2E1C;
        }
        .hero-poster {
            background: rgba(0,0,0,0.45);
            border: 1px solid var(--border-gold);
            border-radius: 18px;
            padding: 0.6rem;
            box-shadow: 0 20px 40px rgba(0,0,0,0.4);
            position: relative;
            transition: var(--transition);
        }
        .hero-poster:hover {
            box-shadow: 0 24px 48px rgba(0,0,0,0.55);
            transform: translateY(-5px);
        }
        .hero-poster img {
            border-radius: 14px;
            width: 100%;
        }
        .badge-hot {
            position: absolute;
            top: -12px;
            right: 20px;
            background: var(--accent-red);
            color: white;
            font-weight: 800;
            padding: 0.4rem 1.1rem;
            border-radius: 30px;
            font-size: 0.9rem;
            letter-spacing: 0.05em;
            box-shadow: 0 4px 12px rgba(211,47,47,0.5);
        }
        .badge-hot i {
            margin-right: 0.3rem;
        }
        /* Section general */
        section {
            padding: 4.5rem 0;
        }
        .section-title {
            font-size: 2.3rem;
            font-weight: 700;
            margin-bottom: 1.5rem;
            line-height: 1.3;
            color: #fff;
        }
        .section-sub {
            color: var(--text-mint);
            font-size: 1.1rem;
            max-width: 700px;
            margin-bottom: 2.5rem;
        }
        .divider-gold {
            width: 70px;
            height: 3px;
            background: var(--accent-gold);
            margin-bottom: 1.5rem;
            border-radius: 2px;
        }
        /* Benefit asymmetric */
        .benefit-layout {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 3rem;
            align-items: start;
        }
        .benefit-list {
            list-style: none;
        }
        .benefit-item {
            display: flex;
            align-items: flex-start;
            gap: 1.2rem;
            margin-bottom: 2rem;
            padding: 1.2rem 1.5rem;
            background: rgba(18,62,37,0.65);
            border-left: 4px solid var(--accent-gold);
            border-radius: 0 10px 10px 0;
            transition: var(--transition);
        }
        .benefit-item:hover {
            background: rgba(18,62,37,0.9);
            transform: translateX(5px);
        }
        .benefit-icon {
            font-size: 2rem;
            color: var(--accent-gold);
            width: 50px;
            height: 50px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(255,215,0,0.1);
            border-radius: 50%;
            flex-shrink: 0;
        }
        .benefit-content h3 {
            font-size: 1.35rem;
            margin-bottom: 0.4rem;
            color: #fff;
        }
        .benefit-content p {
            color: var(--text-mint);
            margin: 0;
        }
        /* Steps */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-top: 1rem;
        }
        .step-card {
            background: var(--secondary-bg);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius);
            padding: 2rem 1.8rem;
            position: relative;
            transition: var(--transition);
        }
        .step-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .step-number {
            font-size: 3rem;
            font-weight: 800;
            color: var(--accent-gold);
            opacity: 0.5;
            position: absolute;
            top: 0.8rem;
            right: 1.2rem;
            line-height: 1;
        }
        .step-icon {
            font-size: 2.5rem;
            color: var(--accent-gold);
            margin-bottom: 1.2rem;
        }
        .step-card h3 {
            color: #fff;
            font-size: 1.4rem;
            margin-bottom: 0.8rem;
        }
        .step-card p {
            color: var(--text-mint);
            margin: 0;
        }
        /* Trust stats */
        .trust-stats {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 1.5rem;
            background: rgba(0,0,0,0.3);
            padding: 2rem;
            border-radius: var(--radius);
            border: 1px solid var(--border-gold);
        }
        .stat-item {
            text-align: center;
        }
        .stat-item .stat-value {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--accent-gold);
        }
        .stat-item .stat-label {
            color: var(--text-mint);
            font-size: 1rem;
            margin-top: 0.3rem;
        }
        /* FAQ */
        .faq-item {
            background: var(--secondary-bg);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius);
            margin-bottom: 1rem;
            overflow: hidden;
        }
        .faq-question {
            padding: 1.5rem 2rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 700;
            font-size: 1.15rem;
            color: #fff;
            transition: var(--transition);
        }
        .faq-question:hover {
            background: rgba(255,215,0,0.05);
        }
        .faq-question i {
            transition: var(--transition);
            color: var(--accent-gold);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
            padding: 0 2rem;
            color: var(--text-mint);
        }
        .faq-answer p {
            padding-bottom: 1.5rem;
        }
        .faq-item.active .faq-question i {
            transform: rotate(180deg);
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
        }
        /* Final CTA */
        .cta-final {
            background: url('/assets/images/backpic/back-3.jpg') center/cover no-repeat;
            position: relative;
            padding: 5rem 0;
            text-align: center;
        }
        .cta-final::before {
            content: '';
            position: absolute;
            top: 0; left: 0; right: 0; bottom: 0;
            background: rgba(10,46,28,0.88);
        }
        .cta-final-content {
            position: relative;
            z-index: 2;
            max-width: 700px;
            margin: 0 auto;
        }
        .cta-final h2 {
            font-size: 2.5rem;
            font-weight: 800;
            margin-bottom: 1rem;
        }
        .cta-final p {
            color: var(--text-mint);
            font-size: 1.2rem;
            margin-bottom: 2rem;
        }
        /* Bottom fixed bar */
        .bottom-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: rgba(10,46,28,0.97);
            backdrop-filter: blur(10px);
            padding: 0.9rem 1.5rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            z-index: 60;
            border-top: 1px solid var(--border-gold);
            box-shadow: 0 -4px 16px rgba(0,0,0,0.3);
        }
        .bottom-cta-bar .bar-text {
            font-weight: 600;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 0.8rem;
        }
        .bottom-cta-bar .bar-text i {
            color: var(--accent-gold);
            font-size: 1.5rem;
        }
        .bottom-cta-bar .btn {
            padding: 0.7rem 1.8rem;
            font-size: 0.95rem;
        }
        /* FAB */
        .fab-left {
            position: fixed;
            left: 1rem;
            bottom: 6rem;
            z-index: 55;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: #0A2E1C;
            border: 2px solid var(--accent-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--accent-gold);
            box-shadow: 0 4px 20px rgba(255,215,0,0.3);
            cursor: pointer;
            transition: var(--transition);
            animation: float 3s ease-in-out infinite;
        }
        .fab-left:hover {
            transform: scale(1.1);
            box-shadow: 0 8px 28px rgba(255,215,0,0.5);
        }
        @keyframes float {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-8px); }
        }
        /* Footer */
        .site-footer {
            background: #071f12;
            padding: 3rem 0 1.5rem;
            border-top: 1px solid var(--border-gold);
            margin-bottom: 70px; /* avoid bottom bar overlap */
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 2.5rem;
            margin-bottom: 2rem;
        }
        .footer-brand h3 {
            color: var(--accent-gold);
            font-size: 1.3rem;
            margin-bottom: 0.8rem;
        }
        .footer-brand p {
            color: var(--text-mint);
            font-size: 0.95rem;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 1.1rem;
            margin-bottom: 1rem;
            font-weight: 700;
        }
        .footer-col ul {
            list-style: none;
        }
        .footer-col ul li {
            margin-bottom: 0.7rem;
        }
        .footer-col ul li a {
            color: var(--text-mint);
            font-size: 0.95rem;
            transition: var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--accent-gold);
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,215,0,0.15);
            padding-top: 1.2rem;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
            color: var(--text-muted);
            font-size: 0.9rem;
        }
        .footer-badges span {
            margin-right: 1.5rem;
            white-space: nowrap;
        }
        .footer-badges i {
            color: var(--accent-gold);
            margin-right: 0.4rem;
        }
        /* Responsive */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
            .hero-poster {
                max-width: 400px;
                margin: 0 auto;
            }
            .benefit-layout {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .main-nav {
                gap: 1.8rem;
                font-size: 0.95rem;
                overflow-x: auto;
                white-space: nowrap;
                -webkit-overflow-scrolling: touch;
            }
            .brand-logo {
                font-size: 1.1rem;
            }
            .hero-section {
                padding: 3rem 0;
                min-height: auto;
            }
            .hero-text h1 {
                font-size: 2.2rem;
            }
            .hero-sub {
                font-size: 1rem;
            }
            .section-title {
                font-size: 1.8rem;
            }
            .steps-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .bottom-cta-bar .bar-text {
                font-size: 0.85rem;
            }
            .bottom-cta-bar .btn {
                padding: 0.5rem 1.2rem;
                font-size: 0.85rem;
            }
            .fab-left {
                width: 48px;
                height: 48px;
                font-size: 1.3rem;
                bottom: 5rem;
                left: 0.8rem;
            }
        }
        @media (max-width: 520px) {
            .hero-text h1 {
                font-size: 1.8rem;
            }
            .btn {
                padding: 0.7rem 1.5rem;
                font-size: 0.9rem;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .benefit-item {
                padding: 1rem;
            }
            .bottom-cta-bar .bar-text span {
                display: none;
            }
        }