/* roulang page: index */
:root {
            --bg-primary: #0B1A30;
            --bg-secondary: #0F0C20;
            --bg-card: #111827;
            --accent-lime: #CCFF00;
            --accent-cyan: #00F0FF;
            --accent-pink: #FF007F;
            --text-primary: #FFFFFF;
            --text-secondary: #A6ACAF;
            --border-neon: rgba(0, 240, 255, 0.35);
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --shadow-neon: 0 0 15px rgba(0, 240, 255, 0.25);
            --shadow-lime: 0 0 18px rgba(204, 255, 0, 0.25);
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --spacing-sm: 8px;
            --spacing-md: 16px;
            --spacing-lg: 32px;
            --spacing-xl: 64px;
            --spacing-2xl: 96px;
        }

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

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

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

        body::before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: radial-gradient(ellipse at 20% 20%, rgba(0, 240, 255, 0.04) 0%, transparent 50%),
                        radial-gradient(ellipse at 80% 80%, rgba(204, 255, 0, 0.04) 0%, transparent 50%);
            pointer-events: none;
            z-index: 0;
        }

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

        a:hover {
            color: var(--accent-lime);
        }

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

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

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            position: relative;
            z-index: 1;
        }

        /* Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(11, 26, 48, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(0, 240, 255, 0.15);
            transition: var(--transition);
        }

        .site-header.scrolled {
            background: rgba(11, 26, 48, 0.98);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
        }

        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: var(--spacing-md);
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.05rem;
            color: var(--text-primary);
            line-height: 1.3;
            text-decoration: none;
            transition: var(--transition);
        }

        .nav-logo:hover {
            color: var(--accent-lime);
        }

        .nav-logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-lime));
            color: #000;
            font-size: 1.2rem;
            font-weight: 900;
            flex-shrink: 0;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
        }

        .nav-menu li a {
            display: block;
            padding: 8px 16px;
            border-radius: 8px;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-secondary);
            text-decoration: none;
            transition: var(--transition);
            white-space: nowrap;
        }

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

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

        .btn-nav-login {
            padding: 8px 18px;
            border-radius: 8px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-primary);
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.2);
            text-decoration: none;
            transition: var(--transition);
            white-space: nowrap;
        }

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

        .btn-nav-signup {
            padding: 8px 20px;
            border-radius: 8px;
            font-size: 0.85rem;
            font-weight: 700;
            color: #000;
            background: linear-gradient(135deg, var(--accent-lime), var(--accent-cyan));
            border: none;
            text-decoration: none;
            transition: var(--transition);
            white-space: nowrap;
            box-shadow: 0 4px 14px rgba(204, 255, 0, 0.3);
        }

        .btn-nav-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(204, 255, 0, 0.5);
            color: #000;
        }

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

        /* Hero */
        .hero {
            position: relative;
            padding: var(--spacing-xl) 0 var(--spacing-xl);
            min-height: 600px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 12, 32, 0.9) 0%, rgba(11, 26, 48, 0.85) 100%),
                        url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
            z-index: 0;
        }

        .hero-bg::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(circle at 70% 50%, rgba(0, 240, 255, 0.15) 0%, transparent 60%);
        }

        .hero-content {
            position: relative;
            z-index: 1;
            max-width: 620px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 16px;
            border-radius: 100px;
            background: rgba(204, 255, 0, 0.12);
            border: 1px solid rgba(204, 255, 0, 0.35);
            color: var(--accent-lime);
            font-size: 0.8rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: var(--spacing-md);
        }

        .hero-badge i {
            font-size: 0.7rem;
            animation: pulse-dot 2s infinite;
        }

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

        .hero h1 {
            font-size: 2.8rem;
            font-weight: 900;
            line-height: 1.15;
            margin-bottom: var(--spacing-md);
            color: var(--text-primary);
            letter-spacing: -0.5px;
        }

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

        .hero-desc {
            font-size: 1.1rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: var(--spacing-lg);
            max-width: 560px;
        }

        .hero-cta {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: var(--spacing-lg);
        }

        .btn-primary {
            padding: 14px 32px;
            border-radius: 12px;
            font-size: 1rem;
            font-weight: 700;
            color: #000;
            background: linear-gradient(135deg, var(--accent-lime), var(--accent-cyan));
            border: none;
            text-decoration: none;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 10px;
            box-shadow: 0 6px 24px rgba(204, 255, 0, 0.35);
        }

        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 36px rgba(204, 255, 0, 0.5);
            color: #000;
        }

        .btn-secondary {
            padding: 14px 32px;
            border-radius: 12px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-primary);
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.25);
            text-decoration: none;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }

        .btn-secondary:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
            background: rgba(0, 240, 255, 0.08);
            transform: translateY(-3px);
        }

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

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

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

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

        .hero-visual {
            position: absolute;
            right: -40px;
            top: 50%;
            transform: translateY(-50%);
            width: 480px;
            height: 480px;
            z-index: 1;
            pointer-events: none;
        }

        .hero-visual::before {
            content: '';
            position: absolute;
            inset: 20px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(0, 240, 255, 0.2) 0%, rgba(204, 255, 0, 0.1) 40%, transparent 70%);
            animation: rotate-slow 20s linear infinite;
        }

        .hero-visual::after {
            content: '';
            position: absolute;
            inset: 60px;
            border-radius: 50%;
            border: 2px dashed rgba(204, 255, 0, 0.3);
            animation: rotate-slow 15s linear infinite reverse;
        }

        @keyframes rotate-slow {
            from { transform: rotate(0deg); }
            to { transform: rotate(360deg); }
        }

        /* Section styles */
        .section {
            padding: var(--spacing-xl) 0;
            position: relative;
        }

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

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

        .section-tag {
            display: inline-block;
            padding: 4px 14px;
            border-radius: 100px;
            font-size: 0.75rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            color: var(--accent-cyan);
            background: rgba(0, 240, 255, 0.1);
            border: 1px solid rgba(0, 240, 255, 0.3);
            margin-bottom: 12px;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 800;
            line-height: 1.25;
            color: var(--text-primary);
            margin-bottom: 12px;
            letter-spacing: -0.3px;
        }

        .section-desc {
            font-size: 1rem;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 680px;
        }

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

        .benefit-card {
            padding: 28px;
            border-radius: var(--radius-md);
            background: var(--bg-card);
            border: 1px solid rgba(0, 240, 255, 0.15);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .benefit-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-cyan), var(--accent-lime));
            opacity: 0;
            transition: var(--transition);
        }

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

        .benefit-card:hover::before {
            opacity: 1;
        }

        .benefit-icon {
            width: 52px;
            height: 52px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            background: rgba(0, 240, 255, 0.1);
            color: var(--accent-cyan);
            margin-bottom: 16px;
        }

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

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

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

        .step-item {
            padding: 28px 20px;
            border-radius: var(--radius-md);
            background: var(--bg-card);
            border: 1px solid rgba(255, 255, 255, 0.08);
            position: relative;
            transition: var(--transition);
            counter-increment: step;
        }

        .step-item::before {
            content: counter(step, decimal-leading-zero);
            font-size: 2.5rem;
            font-weight: 900;
            color: rgba(0, 240, 255, 0.15);
            position: absolute;
            top: 16px;
            right: 20px;
            line-height: 1;
        }

        .step-item:hover {
            border-color: rgba(204, 255, 0, 0.4);
            box-shadow: var(--shadow-lime);
            transform: translateY(-3px);
        }

        .step-item h3 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--accent-lime);
            margin-bottom: 8px;
        }

        .step-item p {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

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

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

        .news-item {
            display: flex;
            gap: 16px;
            padding: 16px 20px;
            border-radius: var(--radius-sm);
            background: var(--bg-card);
            border: 1px solid rgba(255, 255, 255, 0.06);
            transition: var(--transition);
            text-decoration: none;
            color: var(--text-primary);
            align-items: center;
        }

        .news-item:hover {
            border-color: rgba(0, 240, 255, 0.3);
            box-shadow: var(--shadow-neon);
            transform: translateX(4px);
        }

        .news-item .news-date {
            font-size: 0.75rem;
            color: var(--accent-cyan);
            font-weight: 600;
            min-width: 70px;
            white-space: nowrap;
        }

        .news-item .news-title {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-primary);
            line-height: 1.4;
            flex: 1;
        }

        .news-item .news-arrow {
            color: var(--text-secondary);
            font-size: 0.8rem;
            transition: var(--transition);
        }

        .news-item:hover .news-arrow {
            color: var(--accent-lime);
            transform: translateX(4px);
        }

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

        .news-sidebar-card {
            padding: 24px;
            border-radius: var(--radius-md);
            background: linear-gradient(135deg, rgba(0, 240, 255, 0.08), rgba(204, 255, 0, 0.05));
            border: 1px solid rgba(0, 240, 255, 0.2);
        }

        .news-sidebar-card h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--accent-cyan);
            margin-bottom: 8px;
        }

        .news-sidebar-card p {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        .news-sidebar-card img {
            border-radius: var(--radius-sm);
            margin-bottom: 12px;
            width: 100%;
            object-fit: cover;
            height: 180px;
        }

        /* Media scroll */
        .media-scroll {
            display: flex;
            gap: 16px;
            overflow-x: auto;
            padding-bottom: 16px;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
        }

        .media-scroll::-webkit-scrollbar {
            height: 6px;
        }

        .media-scroll::-webkit-scrollbar-track {
            background: rgba(255, 255, 255, 0.05);
            border-radius: 3px;
        }

        .media-scroll::-webkit-scrollbar-thumb {
            background: rgba(0, 240, 255, 0.3);
            border-radius: 3px;
        }

        .media-card {
            flex: 0 0 280px;
            scroll-snap-align: start;
            border-radius: var(--radius-md);
            overflow: hidden;
            background: var(--bg-card);
            border: 1px solid rgba(255, 255, 255, 0.08);
            transition: var(--transition);
        }

        .media-card:hover {
            border-color: rgba(204, 255, 0, 0.4);
            box-shadow: var(--shadow-lime);
            transform: translateY(-4px);
        }

        .media-card img {
            width: 100%;
            height: 160px;
            object-fit: cover;
        }

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

        .media-card-body .media-type {
            font-size: 0.7rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1px;
            color: var(--accent-cyan);
            margin-bottom: 6px;
        }

        .media-card-body h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 6px;
            line-height: 1.4;
        }

        .media-card-body p {
            font-size: 0.8rem;
            color: var(--text-secondary);
            line-height: 1.5;
        }

        /* Reviews */
        .reviews-wall {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .review-bubble {
            padding: 24px;
            border-radius: var(--radius-md);
            background: var(--bg-card);
            border: 1px solid rgba(255, 255, 255, 0.08);
            transition: var(--transition);
        }

        .review-bubble:hover {
            border-color: rgba(0, 240, 255, 0.3);
            box-shadow: var(--shadow-neon);
        }

        .review-bubble .review-text {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 16px;
        }

        .review-bubble .review-author {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .review-bubble .review-avatar {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-lime));
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.8rem;
            color: #000;
            flex-shrink: 0;
        }

        .review-bubble .review-name {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-primary);
        }

        .review-bubble .review-rating {
            font-size: 0.8rem;
            color: #FFD700;
            margin-left: auto;
        }

        /* Membership */
        .membership-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

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

        .membership-item:hover {
            border-color: rgba(204, 255, 0, 0.4);
            box-shadow: var(--shadow-lime);
        }

        .membership-item .member-icon {
            font-size: 1.5rem;
            color: var(--accent-lime);
            margin-bottom: 10px;
        }

        .membership-item h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 6px;
        }

        .membership-item p {
            font-size: 0.8rem;
            color: var(--text-secondary);
            line-height: 1.5;
        }

        .membership-cta {
            margin-top: var(--spacing-lg);
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        /* Form */
        .form-container {
            max-width: 560px;
        }

        .form-group {
            margin-bottom: 16px;
        }

        .form-group label {
            display: block;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 6px;
        }

        .form-group input,
        .form-group select,
        .form-group textarea {
            width: 100%;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.15);
            color: var(--text-primary);
            font-size: 0.9rem;
            font-family: var(--font-sans);
            transition: var(--transition);
            outline: none;
        }

        .form-group input:focus,
        .form-group select:focus,
        .form-group textarea:focus {
            border-color: var(--accent-cyan);
            box-shadow: 0 0 0 3px rgba(0, 240, 255, 0.15);
        }

        .form-group input::placeholder,
        .form-group textarea::placeholder {
            color: rgba(166, 172, 175, 0.6);
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

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

        .faq-item:hover {
            border-color: rgba(0, 240, 255, 0.25);
        }

        .faq-question {
            padding: 18px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-primary);
            user-select: none;
            gap: 16px;
        }

        .faq-question .faq-icon {
            color: var(--accent-cyan);
            font-size: 0.8rem;
            transition: var(--transition);
            flex-shrink: 0;
        }

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

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

        .faq-answer-inner {
            padding: 0 24px 18px;
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* CTA Banner */
        .cta-banner {
            background: linear-gradient(135deg, rgba(0, 240, 255, 0.12), rgba(204, 255, 0, 0.08));
            border: 1px solid rgba(0, 240, 255, 0.25);
            border-radius: var(--radius-lg);
            padding: var(--spacing-xl) var(--spacing-lg);
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-banner::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle at center, rgba(0, 240, 255, 0.1) 0%, transparent 50%);
            animation: rotate-slow 30s linear infinite;
        }

        .cta-banner h2 {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }

        .cta-banner p {
            font-size: 1rem;
            color: var(--text-secondary);
            margin-bottom: var(--spacing-lg);
            position: relative;
            z-index: 1;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-banner .hero-cta {
            justify-content: center;
            position: relative;
            z-index: 1;
        }

        /* Footer */
        .site-footer {
            background: var(--bg-secondary);
            border-top: 1px solid rgba(0, 240, 255, 0.15);
            padding: var(--spacing-xl) 0 var(--spacing-lg);
            position: relative;
            z-index: 1;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: var(--spacing-xl);
        }

        .footer-brand .nav-logo {
            margin-bottom: 16px;
        }

        .footer-brand p {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 16px;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

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

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

        .footer-col ul li a {
            font-size: 0.85rem;
            color: var(--text-secondary);
            text-decoration: none;
            transition: var(--transition);
        }

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

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

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

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

        .footer-badge {
            padding: 6px 14px;
            border-radius: 100px;
            font-size: 0.7rem;
            font-weight: 600;
            color: var(--text-secondary);
            border: 1px solid rgba(255, 255, 255, 0.15);
            background: rgba(255, 255, 255, 0.03);
            white-space: nowrap;
        }

        /* FAB */
        .fab-support {
            position: fixed;
            left: 20px;
            bottom: 90px;
            z-index: 50;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(11, 26, 48, 0.8);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 2px solid transparent;
            background-image: linear-gradient(rgba(11, 26, 48, 0.8), rgba(11, 26, 48, 0.8)), linear-gradient(135deg, var(--accent-cyan), var(--accent-lime));
            background-origin: border-box;
            background-clip: padding-box, border-box;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-cyan);
            font-size: 1.4rem;
            cursor: pointer;
            opacity: 0.6;
            transition: var(--transition);
            box-shadow: 0 0 15px rgba(0, 240, 255, 0.3);
            animation: fab-breathe 3s ease-in-out infinite;
        }

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

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

        .fab-support .notification-dot {
            position: absolute;
            top: -2px;
            right: -2px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: #FF007F;
            border: 2px solid #0B1A30;
            animation: dot-blink 2s infinite;
        }

        @keyframes fab-breathe {
            0%, 100% { opacity: 0.6; }
            50% { opacity: 0.9; }
        }

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

        /* Responsive */
        @media (max-width: 1024px) {
            .benefits-grid {
                grid-template-columns: repeat(2, 1fr);
            }

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

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

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

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

            .hero-visual {
                right: -120px;
                width: 380px;
                height: 380px;
                opacity: 0.6;
            }

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

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

        @media (max-width: 768px) {
            .nav-menu {
                position: fixed;
                top: 72px;
                left: 0;
                width: 100%;
                background: rgba(11, 26, 48, 0.98);
                backdrop-filter: blur(16px);
                -webkit-backdrop-filter: blur(16px);
                flex-direction: column;
                padding: 20px;
                gap: 8px;
                transform: translateY(-120%);
                transition: transform 0.35s ease;
                border-bottom: 1px solid rgba(0, 240, 255, 0.15);
                z-index: 99;
            }

            .nav-menu.open {
                transform: translateY(0);
            }

            .nav-menu li a {
                padding: 12px 16px;
                font-size: 1rem;
            }

            .nav-toggle {
                display: block;
            }

            .nav-actions {
                gap: 8px;
            }

            .btn-nav-login,
            .btn-nav-signup {
                padding: 7px 14px;
                font-size: 0.75rem;
            }

            .hero {
                min-height: auto;
                padding: var(--spacing-lg) 0;
            }

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

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

            .hero-visual {
                display: none;
            }

            .hero-content {
                max-width: 100%;
            }

            .hero-stats {
                gap: 20px;
            }

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

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

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

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

            .reviews-wall {
                grid-template-columns: 1fr;
            }

            .news-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }

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

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

            .fab-support {
                left: 16px;
                bottom: 80px;
                width: 48px;
                height: 48px;
                font-size: 1.2rem;
            }
        }

        @media (max-width: 520px) {
            .nav-wrapper {
                height: 60px;
            }

            .nav-menu {
                top: 60px;
            }

            .nav-logo {
                font-size: 0.85rem;
            }

            .nav-logo-icon {
                width: 32px;
                height: 32px;
                font-size: 1rem;
            }

            .btn-nav-login,
            .btn-nav-signup {
                padding: 6px 10px;
                font-size: 0.7rem;
            }

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

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

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

            .hero-stats {
                gap: 16px;
            }

            .hero-stat .stat-number {
                font-size: 1.4rem;
            }

            .section {
                padding: var(--spacing-lg) 0;
            }

            .section-title {
                font-size: 1.3rem;
            }

            .media-card {
                flex: 0 0 240px;
            }
        }

/* roulang page: article */
:root {
            --primary-bg: #0A2E1C;
            --secondary-bg: #123E25;
            --accent-gold: #FFD700;
            --accent-red: #D32F2F;
            --text-white: #FFFFFF;
            --text-mint: #D1F2EB;
            --border-gold: rgba(255, 215, 0, 0.35);
            --radius-sm: 12px;
            --radius-md: 20px;
            --radius-lg: 28px;
            --shadow-gold: 0 8px 30px rgba(255, 215, 0, 0.15);
            --shadow-dark: 0 12px 40px rgba(0, 0, 0, 0.4);
            --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

        body {
            font-family: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
            background-color: var(--primary-bg);
            color: var(--text-white);
            line-height: 1.6;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            -webkit-font-smoothing: antialiased;
        }

        .container {
            width: 100%;
            max-width: 1180px;
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

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

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

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

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

        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(10, 46, 28, 0.97);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 215, 0, 0.15);
            padding: 12px 0;
        }

        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }

        .nav-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            color: var(--text-white);
            font-weight: 700;
            font-size: 1.05rem;
            line-height: 1.25;
            letter-spacing: 0.02em;
        }

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

        .nav-logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 20%, #1b5e3a, #0a2e1c);
            border: 2px solid var(--accent-gold);
            color: var(--accent-gold);
            font-size: 1.2rem;
            flex-shrink: 0;
            animation: spinSlow 8s linear infinite;
        }

        @keyframes spinSlow {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }

        .nav-menu {
            list-style: none;
            display: flex;
            align-items: center;
            gap: 8px;
            margin: 0;
        }

        .nav-menu li a {
            display: inline-block;
            padding: 10px 16px;
            color: var(--text-mint);
            font-weight: 600;
            font-size: 0.95rem;
            border-radius: 40px;
            transition: var(--transition);
        }

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

        .nav-menu li a.active {
            color: var(--primary-bg);
            background: var(--accent-gold);
        }

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

        .btn-nav-login,
        .btn-nav-signup {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 18px;
            border-radius: 40px;
            font-weight: 700;
            font-size: 0.92rem;
            white-space: nowrap;
            transition: var(--transition);
            cursor: pointer;
        }

        .btn-nav-login {
            color: var(--accent-gold);
            background: transparent;
            border: 1px solid rgba(255, 215, 0, 0.4);
        }

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

        .btn-nav-signup {
            color: var(--primary-bg);
            background: var(--accent-gold);
            border: 2px solid var(--accent-gold);
            box-shadow: 0 4px 18px rgba(255, 215, 0, 0.3);
        }

        .btn-nav-signup:hover,
        .btn-nav-signup:focus {
            background: #ffe033;
            border-color: #ffe033;
            transform: translateY(-2px);
            box-shadow: 0 8px 26px rgba(255, 215, 0, 0.4);
            color: var(--primary-bg);
        }

        .nav-toggle {
            display: none;
            background: transparent;
            border: 1px solid rgba(255, 215, 0, 0.3);
            color: var(--accent-gold);
            width: 44px;
            height: 44px;
            border-radius: 50%;
            font-size: 1.2rem;
            cursor: pointer;
            transition: var(--transition);
        }

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

        .article-hero {
            background: linear-gradient(160deg, #0a2e1c 0%, #123e25 50%, #0d3520 100%);
            padding: 60px 0 40px;
            border-bottom: 1px solid var(--border-gold);
            position: relative;
            overflow: hidden;
        }

        .article-hero::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(255, 215, 0, 0.12) 0%, transparent 70%);
            pointer-events: none;
        }

        .article-hero .container {
            position: relative;
        }

        .article-breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 0.88rem;
            color: var(--text-mint);
            margin-bottom: 20px;
        }

        .article-breadcrumb a {
            color: var(--text-mint);
        }

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

        .article-breadcrumb .sep {
            color: var(--accent-gold);
        }

        .article-category-tag {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(255, 215, 0, 0.12);
            border: 1px solid var(--border-gold);
            color: var(--accent-gold);
            border-radius: 40px;
            font-weight: 600;
            font-size: 0.82rem;
            letter-spacing: 0.05em;
            text-transform: uppercase;
            margin-bottom: 16px;
        }

        .article-hero h1 {
            font-size: clamp(2rem, 5vw, 3.2rem);
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -0.02em;
            color: #fff;
            max-width: 900px;
            margin-bottom: 20px;
        }

        .article-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 0.9rem;
            color: var(--text-mint);
        }

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

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

        .article-main {
            flex: 1;
            padding: 50px 0 60px;
        }

        .article-layout {
            display: grid;
            grid-template-columns: minmax(0, 1fr);
            gap: 40px;
        }

        .article-featured-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-dark);
            border: 1px solid var(--border-gold);
            margin-bottom: 32px;
        }

        .article-featured-image img {
            width: 100%;
            height: auto;
            object-fit: cover;
        }

        .article-content {
            font-size: 1.08rem;
            line-height: 1.7;
            color: #e8f5ee;
            max-width: 820px;
        }

        .article-content h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--accent-gold);
            margin: 40px 0 16px;
            line-height: 1.3;
        }

        .article-content h3 {
            font-size: 1.4rem;
            font-weight: 700;
            color: #fff;
            margin: 32px 0 12px;
            line-height: 1.3;
        }

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

        .article-content ul,
        .article-content ol {
            margin: 0 0 20px 24px;
        }

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

        .article-content blockquote {
            border-left: 4px solid var(--accent-gold);
            padding: 16px 24px;
            margin: 28px 0;
            background: rgba(255, 215, 0, 0.06);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            font-style: italic;
            color: #f0e6c8;
        }

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

        .article-not-found {
            text-align: center;
            padding: 80px 20px;
            background: rgba(255, 255, 255, 0.03);
            border-radius: var(--radius-lg);
            border: 1px dashed rgba(255, 215, 0, 0.3);
        }

        .article-not-found i {
            font-size: 3rem;
            color: var(--accent-gold);
            margin-bottom: 20px;
        }

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

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

        .article-cta-section {
            margin-top: 50px;
            background: linear-gradient(135deg, #123e25, #0a2e1c);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            padding: 40px 32px;
            text-align: center;
            box-shadow: var(--shadow-gold);
        }

        .article-cta-section h2 {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: #fff;
        }

        .article-cta-section p {
            color: var(--text-mint);
            max-width: 600px;
            margin: 0 auto 24px;
            font-size: 1.05rem;
        }

        .btn-gold {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            padding: 14px 32px;
            background: var(--accent-gold);
            color: var(--primary-bg);
            font-weight: 700;
            font-size: 1rem;
            border-radius: 40px;
            border: 2px solid var(--accent-gold);
            box-shadow: 0 8px 26px rgba(255, 215, 0, 0.35);
            cursor: pointer;
            transition: var(--transition);
        }

        .btn-gold:hover,
        .btn-gold:focus {
            background: #ffe033;
            border-color: #ffe033;
            transform: translateY(-3px);
            box-shadow: 0 14px 36px rgba(255, 215, 0, 0.45);
            color: var(--primary-bg);
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            padding: 14px 32px;
            background: transparent;
            color: var(--accent-gold);
            font-weight: 700;
            font-size: 1rem;
            border-radius: 40px;
            border: 2px solid var(--border-gold);
            cursor: pointer;
            transition: var(--transition);
        }

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

        .fab-support {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 50;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 20%, #2d1a0a, #0a0a0a);
            border: 2px solid var(--accent-gold);
            color: var(--accent-gold);
            font-size: 1.4rem;
            cursor: pointer;
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3);
            transition: var(--transition);
            animation: fabBreath 3s ease-in-out infinite;
            text-decoration: none;
        }

        .fab-support::after {
            content: '';
            position: absolute;
            top: 4px;
            right: 4px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: #d32f2f;
            border: 2px solid #fff;
            animation: blinkRed 1.5s ease-in-out infinite;
        }

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

        .fab-support:active {
            transform: scale(0.95) translateY(2px);
        }

        @keyframes fabBreath {
            0%, 100% { opacity: 0.7; }
            50% { opacity: 1; }
        }

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

        .site-footer {
            background: #071f13;
            border-top: 1px solid var(--border-gold);
            padding: 50px 0 24px;
            margin-top: auto;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }

        .footer-brand p {
            color: var(--text-mint);
            font-size: 0.95rem;
            max-width: 380px;
            margin-top: 16px;
            line-height: 1.6;
        }

        .footer-col h4 {
            color: var(--accent-gold);
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 16px;
        }

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

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

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

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 215, 0, 0.1);
            padding-top: 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
        }

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

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

        .footer-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--text-mint);
            font-size: 0.82rem;
            font-weight: 600;
        }

        .footer-badge i {
            color: var(--accent-gold);
        }

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

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

            .nav-menu {
                position: fixed;
                top: 68px;
                left: 0;
                right: 0;
                background: rgba(10, 46, 28, 0.99);
                flex-direction: column;
                align-items: stretch;
                padding: 20px;
                gap: 4px;
                border-bottom: 2px solid var(--border-gold);
                display: none;
                z-index: 99;
            }

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

            .nav-menu li a {
                display: block;
                text-align: left;
                padding: 14px 18px;
                border-radius: 12px;
            }

            .nav-actions {
                gap: 8px;
            }

            .btn-nav-login,
            .btn-nav-signup {
                padding: 8px 14px;
                font-size: 0.85rem;
            }

            .nav-toggle {
                display: inline-flex;
                align-items: center;
                justify-content: center;
            }

            .article-hero {
                padding: 40px 0 28px;
            }

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

            .article-content {
                font-size: 1rem;
            }

            .article-content h2 {
                font-size: 1.5rem;
            }

            .article-cta-section {
                padding: 28px 20px;
            }

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

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

            .fab-support {
                width: 48px;
                height: 48px;
                font-size: 1.2rem;
                left: 12px;
                bottom: 80px;
            }
        }

        @media (max-width: 520px) {
            .nav-logo span {
                font-size: 0.85rem;
            }

            .nav-logo-icon {
                width: 38px;
                height: 38px;
                font-size: 1rem;
            }

            .btn-nav-login,
            .btn-nav-signup {
                padding: 8px 12px;
                font-size: 0.8rem;
            }

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

            .article-meta {
                font-size: 0.8rem;
                gap: 10px;
            }

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

/* roulang page: category1 */
:root {
            --bg-primary: #0F0C20;
            --bg-secondary: #0B1A30;
            --bg-card: #16122A;
            --bg-elevated: #1D1836;
            --accent-primary: #CCFF00;
            --accent-secondary: #00F0FF;
            --accent-hot: #FF007F;
            --text-primary: #FFFFFF;
            --text-secondary: #A6ACAF;
            --text-muted: #6B7280;
            --border-color: rgba(0, 240, 255, 0.18);
            --border-glow: rgba(204, 255, 0, 0.35);
            --radius-sm: 10px;
            --radius-md: 18px;
            --radius-lg: 28px;
            --radius-xl: 40px;
            --shadow-soft: 0 8px 32px rgba(0, 0, 0, 0.35);
            --shadow-glow: 0 0 24px rgba(0, 240, 255, 0.25);
            --shadow-glow-accent: 0 0 28px rgba(204, 255, 0, 0.3);
            --transition-fast: 0.18s ease;
            --transition-med: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
            --font-family: 'Be Vietnam Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            --container-max: 1200px;
            --section-spacing: 5rem;
            --section-spacing-mobile: 3rem;
        }

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

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

        body {
            font-family: var(--font-family);
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.6;
            font-size: 16px;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(15, 12, 32, 0.88);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(0, 240, 255, 0.12);
            transition: background var(--transition-med), box-shadow var(--transition-med);
        }

        .site-header.scrolled {
            background: rgba(15, 12, 32, 0.97);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
        }

        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 72px;
            gap: 1.5rem;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            flex-shrink: 0;
            font-weight: 800;
            font-size: 0.95rem;
            line-height: 1.25;
            color: var(--text-primary);
            letter-spacing: -0.02em;
            transition: opacity var(--transition-fast);
        }

        .nav-logo:hover {
            opacity: 0.85;
        }

        .nav-logo-icon {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: linear-gradient(135deg, rgba(204, 255, 0, 0.2), rgba(0, 240, 255, 0.2));
            border: 1.5px solid var(--border-color);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: var(--accent-primary);
            flex-shrink: 0;
            animation: logoSpin 8s linear infinite;
        }

        @keyframes logoSpin {
            0%, 100% { transform: rotate(0deg); }
            50% { transform: rotate(180deg); }
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 0.25rem;
            list-style: none;
            margin: 0;
        }

        .nav-menu li a {
            display: block;
            padding: 0.65rem 1.1rem;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .nav-menu li a:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.05);
        }

        .nav-menu li a.active {
            color: var(--accent-primary);
            background: rgba(204, 255, 0, 0.1);
            box-shadow: inset 0 0 0 1px rgba(204, 255, 0, 0.25);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            flex-shrink: 0;
        }

        .btn-nav-login {
            padding: 0.6rem 1.25rem;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.88rem;
            color: var(--text-primary);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

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

        .btn-nav-signup {
            padding: 0.6rem 1.4rem;
            border-radius: 50px;
            font-weight: 700;
            font-size: 0.88rem;
            background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
            color: #0F0C20;
            box-shadow: var(--shadow-glow-accent);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-nav-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 0 35px rgba(204, 255, 0, 0.45);
            color: #0F0C20;
        }

        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border-color);
            color: var(--text-primary);
            font-size: 1.2rem;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-fast);
        }

        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.12);
        }

        /* ========== PAGE BANNER ========== */
        .page-banner {
            position: relative;
            padding: 8rem 0 4rem;
            background-image: url('/assets/images/backpic/back-2.jpg');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            overflow: hidden;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(15, 12, 32, 0.82) 0%, rgba(15, 12, 32, 0.94) 100%);
        }

        .page-banner::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 40%, rgba(204, 255, 0, 0.08) 0%, transparent 55%),
                        radial-gradient(ellipse at 70% 60%, rgba(0, 240, 255, 0.07) 0%, transparent 50%);
        }

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

        .banner-breadcrumb {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.82rem;
            color: var(--text-muted);
            margin-bottom: 1.5rem;
            flex-wrap: wrap;
        }

        .banner-breadcrumb a {
            color: var(--text-secondary);
        }

        .banner-breadcrumb a:hover {
            color: var(--accent-primary);
        }

        .banner-breadcrumb .sep {
            color: var(--accent-primary);
        }

        .banner-breadcrumb .current {
            color: var(--accent-primary);
            font-weight: 600;
        }

        .banner-tag {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.4rem 1rem;
            border-radius: 50px;
            background: rgba(204, 255, 0, 0.12);
            border: 1px solid rgba(204, 255, 0, 0.3);
            color: var(--accent-primary);
            font-weight: 700;
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            margin-bottom: 1rem;
        }

        .page-banner h1 {
            font-size: clamp(2.2rem, 5vw, 3.5rem);
            font-weight: 900;
            line-height: 1.15;
            letter-spacing: -0.03em;
            margin-bottom: 1rem;
            color: var(--text-primary);
            max-width: 750px;
        }

        .page-banner .banner-sub {
            font-size: 1.1rem;
            color: var(--text-secondary);
            max-width: 620px;
            line-height: 1.7;
        }

        /* ========== HERO APPOINTMENT SECTION ========== */
        .appointment-hero {
            padding: 3rem 0 4rem;
            background: var(--bg-primary);
            position: relative;
        }

        .appointment-hero::before {
            content: '';
            position: absolute;
            top: -50px;
            right: -80px;
            width: 350px;
            height: 350px;
            background: radial-gradient(circle, rgba(204, 255, 0, 0.06) 0%, transparent 70%);
            pointer-events: none;
        }

        .appointment-grid {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 3rem;
            align-items: start;
        }

        .appointment-info h2 {
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.02em;
            margin-bottom: 1rem;
            color: var(--text-primary);
        }

        .appointment-info .lead-text {
            font-size: 1.05rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 1.5rem;
        }

        .benefit-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 0.9rem;
            margin-bottom: 2rem;
        }

        .benefit-list li {
            display: flex;
            align-items: flex-start;
            gap: 0.8rem;
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        .benefit-list li i {
            color: var(--accent-primary);
            font-size: 1rem;
            margin-top: 0.2rem;
            flex-shrink: 0;
        }

        .appointment-panel {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 2rem;
            box-shadow: var(--shadow-soft);
            position: relative;
            overflow: hidden;
        }

        .appointment-panel::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary), var(--accent-hot));
        }

        .appointment-panel h3 {
            font-size: 1.3rem;
            font-weight: 800;
            margin-bottom: 0.5rem;
            color: var(--text-primary);
        }

        .appointment-panel .panel-sub {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 1.5rem;
        }

        .time-slots {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0.7rem;
            margin-bottom: 1.5rem;
        }

        .time-slot {
            padding: 0.75rem 1rem;
            border-radius: var(--radius-sm);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            text-align: center;
            font-weight: 600;
            font-size: 0.85rem;
            color: var(--text-secondary);
            cursor: pointer;
            transition: all var(--transition-fast);
            user-select: none;
        }

        .time-slot:hover {
            border-color: var(--accent-primary);
            color: var(--text-primary);
            background: rgba(204, 255, 0, 0.06);
        }

        .time-slot.selected {
            border-color: var(--accent-primary);
            background: rgba(204, 255, 0, 0.12);
            color: var(--accent-primary);
            box-shadow: 0 0 18px rgba(204, 255, 0, 0.2);
        }

        .btn-cta-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.6rem;
            width: 100%;
            padding: 0.9rem 1.5rem;
            border-radius: 50px;
            background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
            color: #0F0C20;
            font-weight: 800;
            font-size: 1rem;
            letter-spacing: -0.01em;
            box-shadow: var(--shadow-glow-accent);
            transition: all var(--transition-fast);
            border: none;
        }

        .btn-cta-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 0 40px rgba(204, 255, 0, 0.5);
            color: #0F0C20;
        }

        .btn-cta-primary:active {
            transform: translateY(-1px) scale(0.98);
        }

        .btn-cta-primary:focus-visible {
            outline: 3px solid var(--accent-secondary);
            outline-offset: 3px;
        }

        /* ========== CODE SHOWCASE ========== */
        .code-showcase {
            padding: var(--section-spacing) 0;
            background: var(--bg-secondary);
            position: relative;
            overflow: hidden;
        }

        .code-showcase::before {
            content: '';
            position: absolute;
            top: -100px;
            left: -100px;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(0, 240, 255, 0.05) 0%, transparent 70%);
            pointer-events: none;
        }

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

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.35rem 0.9rem;
            border-radius: 50px;
            background: rgba(0, 240, 255, 0.1);
            border: 1px solid rgba(0, 240, 255, 0.25);
            color: var(--accent-secondary);
            font-weight: 700;
            font-size: 0.75rem;
            text-transform: uppercase;
            letter-spacing: 0.07em;
            margin-bottom: 0.9rem;
        }

        .section-header h2 {
            font-size: clamp(1.7rem, 3.5vw, 2.4rem);
            font-weight: 900;
            line-height: 1.2;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            margin-bottom: 0.75rem;
        }

        .section-header .section-desc {
            font-size: 1rem;
            color: var(--text-secondary);
            max-width: 650px;
            line-height: 1.7;
        }

        .code-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: 1.25rem;
        }

        .code-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 1.5rem;
            position: relative;
            transition: all var(--transition-med);
            cursor: pointer;
            overflow: hidden;
        }

        .code-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--accent-primary), transparent);
            opacity: 0;
            transition: opacity var(--transition-med);
        }

        .code-card:hover {
            transform: translateY(-5px);
            border-color: var(--border-glow);
            box-shadow: var(--shadow-glow);
        }

        .code-card:hover::before {
            opacity: 1;
        }

        .code-card .code-type {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            font-size: 0.72rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            color: var(--accent-hot);
            margin-bottom: 0.75rem;
        }

        .code-card .code-value {
            font-family: 'Courier New', monospace;
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--accent-primary);
            background: rgba(204, 255, 0, 0.08);
            border: 1px dashed rgba(204, 255, 0, 0.3);
            border-radius: var(--radius-sm);
            padding: 0.6rem 0.9rem;
            margin-bottom: 0.75rem;
            letter-spacing: 0.05em;
            word-break: break-all;
        }

        .code-card .code-desc {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 0.75rem;
        }

        .code-card .code-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.75rem;
            color: var(--text-muted);
        }

        .code-card .code-meta .copy-btn {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.35rem 0.75rem;
            border-radius: 50px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
        }

        .code-card .code-meta .copy-btn:hover {
            background: rgba(204, 255, 0, 0.12);
            border-color: var(--accent-primary);
            color: var(--accent-primary);
        }

        /* ========== REQUIREMENTS / STATS ========== */
        .requirements-section {
            padding: var(--section-spacing) 0;
            background: var(--bg-primary);
            position: relative;
        }

        .requirements-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
        }

        .requirements-text h2 {
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.02em;
            margin-bottom: 1.25rem;
            color: var(--text-primary);
        }

        .requirements-text p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 1rem;
        }

        .requirement-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
            margin-top: 1.5rem;
        }

        .requirement-list li {
            display: flex;
            align-items: flex-start;
            gap: 0.75rem;
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.6;
            padding: 0.8rem 1rem;
            background: rgba(255, 255, 255, 0.03);
            border-radius: var(--radius-sm);
            border-left: 3px solid var(--accent-secondary);
        }

        .requirement-list li i {
            color: var(--accent-secondary);
            font-size: 0.9rem;
            margin-top: 0.15rem;
            flex-shrink: 0;
        }

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

        .requirements-image img {
            width: 100%;
            height: 100%;
            min-height: 320px;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .requirements-image:hover img {
            transform: scale(1.04);
        }

        .requirements-image::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 50%, rgba(15, 12, 32, 0.6) 100%);
            pointer-events: none;
        }

        /* ========== TESTIMONIALS ========== */
        .testimonials-section {
            padding: var(--section-spacing) 0;
            background: var(--bg-secondary);
            position: relative;
            overflow: hidden;
        }

        .testimonials-section::before {
            content: '';
            position: absolute;
            bottom: -80px;
            right: -60px;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(255, 0, 127, 0.06) 0%, transparent 70%);
            pointer-events: none;
        }

        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 1.5rem;
        }

        .testimonial-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 1.75rem;
            position: relative;
            transition: all var(--transition-med);
        }

        .testimonial-card:hover {
            border-color: rgba(0, 240, 255, 0.35);
            transform: translateY(-3px);
            box-shadow: var(--shadow-soft);
        }

        .testimonial-card .quote-icon {
            font-size: 1.5rem;
            color: var(--accent-primary);
            margin-bottom: 0.75rem;
            opacity: 0.7;
        }

        .testimonial-card .quote-text {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 1.25rem;
        }

        .testimonial-card .author {
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }

        .testimonial-card .author-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, rgba(204, 255, 0, 0.2), rgba(0, 240, 255, 0.2));
            border: 1.5px solid var(--border-color);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.85rem;
            color: var(--accent-primary);
            flex-shrink: 0;
        }

        .testimonial-card .author-info .name {
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--text-primary);
        }

        .testimonial-card .author-info .role {
            font-size: 0.78rem;
            color: var(--text-muted);
        }

        .testimonial-card .stars {
            color: var(--accent-primary);
            font-size: 0.8rem;
            margin-bottom: 0.75rem;
            letter-spacing: 0.1em;
        }

        /* ========== FAQ ========== */
        .faq-section {
            padding: var(--section-spacing) 0;
            background: var(--bg-primary);
        }

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

        .faq-item {
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            margin-bottom: 0.5rem;
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            width: 100%;
            padding: 1.25rem 0;
            text-align: left;
            font-weight: 700;
            font-size: 1rem;
            color: var(--text-primary);
            transition: color var(--transition-fast);
            background: none;
            border: none;
            cursor: pointer;
        }

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

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-color);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.75rem;
            color: var(--text-secondary);
            transition: all var(--transition-med);
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
            background: rgba(204, 255, 0, 0.12);
            border-color: var(--accent-primary);
            color: var(--accent-primary);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-med);
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
        }

        .faq-answer p {
            padding: 0 0 1.25rem;
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* ========== FINAL CTA ========== */
        .final-cta {
            padding: 4rem 0 5rem;
            background: var(--bg-secondary);
            position: relative;
            overflow: hidden;
        }

        .final-cta::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(204, 255, 0, 0.07) 0%, transparent 60%);
            pointer-events: none;
        }

        .final-cta .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }

        .final-cta h2 {
            font-size: clamp(1.8rem, 4vw, 2.6rem);
            font-weight: 900;
            line-height: 1.2;
            letter-spacing: -0.02em;
            margin-bottom: 1rem;
            color: var(--text-primary);
        }

        .final-cta p {
            font-size: 1.05rem;
            color: var(--text-secondary);
            max-width: 560px;
            margin: 0 auto 2rem;
            line-height: 1.7;
        }

        .btn-group {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .btn-cta-large {
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
            padding: 1rem 2rem;
            border-radius: 50px;
            font-weight: 800;
            font-size: 1rem;
            letter-spacing: -0.01em;
            transition: all var(--transition-fast);
            border: none;
        }

        .btn-cta-large.primary {
            background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
            color: #0F0C20;
            box-shadow: var(--shadow-glow-accent);
        }

        .btn-cta-large.primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 0 45px rgba(204, 255, 0, 0.5);
            color: #0F0C20;
        }

        .btn-cta-large.secondary {
            background: transparent;
            border: 1.5px solid var(--border-color);
            color: var(--text-primary);
        }

        .btn-cta-large.secondary:hover {
            border-color: var(--accent-secondary);
            color: var(--accent-secondary);
            background: rgba(0, 240, 255, 0.06);
        }

        /* ========== FAB ========== */
        .floating-fab {
            position: fixed;
            left: 1rem;
            bottom: 6rem;
            z-index: 999;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(15, 12, 32, 0.7);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 2px solid transparent;
            background-image: linear-gradient(rgba(15, 12, 32, 0.7), rgba(15, 12, 32, 0.7)), linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
            background-origin: border-box;
            background-clip: padding-box, border-box;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--accent-primary);
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.35);
            opacity: 0.6;
            transition: all var(--transition-med);
            cursor: pointer;
            animation: fabFloat 3s ease-in-out infinite;
        }

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

        .floating-fab:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 0 35px rgba(204, 255, 0, 0.5);
            color: var(--accent-primary);
        }

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

        .floating-fab .fab-badge {
            position: absolute;
            top: -2px;
            right: -2px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--accent-hot);
            border: 2px solid var(--bg-primary);
            animation: badgeBlink 1.5s ease-in-out infinite;
        }

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

        /* ========== FOOTER ========== */
        .site-footer {
            background: #08061A;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding: 4rem 0 2rem;
            position: relative;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.9fr 0.9fr;
            gap: 3rem;
            margin-bottom: 3rem;
        }

        .footer-brand .nav-logo {
            margin-bottom: 1rem;
        }

        .footer-brand p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 340px;
        }

        .footer-col h4 {
            font-size: 0.85rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--text-primary);
            margin-bottom: 1.25rem;
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 0.7rem;
        }

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

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

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.5rem;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            flex-wrap: wrap;
        }

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

        .footer-badges {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            flex-wrap: wrap;
        }

        .footer-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.4rem 0.85rem;
            border-radius: 50px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--text-secondary);
        }

        .footer-badge i {
            color: var(--accent-primary);
            font-size: 0.7rem;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .appointment-grid {
                grid-template-columns: 1fr;
                gap: 2.5rem;
            }

            .requirements-grid {
                grid-template-columns: 1fr;
                gap: 2.5rem;
            }

            .requirements-image {
                order: -1;
            }

            .requirements-image img {
                min-height: 250px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 2.5rem;
            }

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

        @media (max-width: 768px) {
            :root {
                --section-spacing: 3rem;
            }

            .nav-wrapper {
                min-height: 64px;
            }

            .nav-menu {
                position: fixed;
                top: 64px;
                left: 0;
                right: 0;
                background: rgba(15, 12, 32, 0.98);
                backdrop-filter: blur(20px);
                -webkit-backdrop-filter: blur(20px);
                flex-direction: column;
                align-items: stretch;
                padding: 1rem 1.5rem 1.5rem;
                gap: 0.35rem;
                border-bottom: 1px solid var(--border-color);
                transform: translateY(-110%);
                transition: transform var(--transition-med);
                z-index: 999;
                box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
            }

            .nav-menu.open {
                transform: translateY(0);
            }

            .nav-menu li a {
                padding: 0.85rem 1.1rem;
                font-size: 0.95rem;
                text-align: left;
            }

            .nav-toggle {
                display: flex;
            }

            .nav-actions {
                gap: 0.4rem;
            }

            .btn-nav-login,
            .btn-nav-signup {
                padding: 0.5rem 0.85rem;
                font-size: 0.8rem;
            }

            .page-banner {
                padding: 6.5rem 0 3rem;
            }

            .page-banner h1 {
                font-size: clamp(1.8rem, 6vw, 2.5rem);
            }

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

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

            .time-slots {
                grid-template-columns: 1fr 1fr;
            }

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

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

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 1rem;
            }

            .floating-fab {
                left: 0.75rem;
                bottom: 5rem;
                width: 48px;
                height: 48px;
                font-size: 1.2rem;
            }
        }

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

            .nav-logo span {
                font-size: 0.8rem;
            }

            .nav-logo-icon {
                width: 36px;
                height: 36px;
                font-size: 0.9rem;
            }

            .btn-nav-login,
            .btn-nav-signup {
                padding: 0.45rem 0.7rem;
                font-size: 0.72rem;
            }

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

            .time-slots {
                grid-template-columns: 1fr;
            }

            .appointment-panel {
                padding: 1.5rem;
            }

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

            .btn-group {
                flex-direction: column;
                width: 100%;
            }

            .btn-cta-large {
                width: 100%;
                justify-content: center;
            }

            .floating-fab {
                left: 0.6rem;
                bottom: 4.5rem;
                width: 44px;
                height: 44px;
                font-size: 1rem;
            }
        }

/* roulang page: category2 */
:root {
            --bg-primary: #0A2E1C;
            --bg-secondary: #123E25;
            --bg-deep: #071F13;
            --accent-gold: #FFD700;
            --accent-gold-soft: #F0C950;
            --accent-red: #D32F2F;
            --accent-red-soft: #E74C3C;
            --text-white: #FFFFFF;
            --text-mint: #D1F2EB;
            --text-muted: #9FC9B7;
            --border-gold: rgba(255, 215, 0, 0.45);
            --border-gold-light: rgba(255, 215, 0, 0.75);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 22px;
            --radius-xl: 30px;
            --shadow-soft: 0 8px 24px rgba(0, 0, 0, 0.35);
            --shadow-gold: 0 10px 34px rgba(255, 215, 0, 0.18);
            --shadow-card: 0 6px 20px rgba(0, 0, 0, 0.28);
            --font-main: 'Be Vietnam Pro', 'Segoe UI', 'Roboto', system-ui, -apple-system, sans-serif;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-bounce: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
        }

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

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

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

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

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

        a:hover {
            color: var(--accent-gold-soft);
        }

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

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

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

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(10, 46, 28, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-gold);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        }

        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            min-height: 74px;
            flex-wrap: nowrap;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            color: var(--text-white);
            font-weight: 800;
            font-size: 1.05rem;
            line-height: 1.2;
            letter-spacing: -0.01em;
            white-space: nowrap;
        }

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

        .nav-logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            background: linear-gradient(135deg, var(--accent-gold), #E6A800);
            color: var(--bg-deep);
            border-radius: 50%;
            font-size: 1.3rem;
            box-shadow: var(--shadow-gold);
            flex-shrink: 0;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            list-style: none;
            gap: 6px;
            margin: 0;
            padding: 0;
            flex-wrap: nowrap;
        }

        .nav-menu li a {
            display: inline-block;
            padding: 10px 18px;
            color: var(--text-mint);
            font-weight: 600;
            font-size: 0.95rem;
            border-radius: 30px;
            white-space: nowrap;
            transition: var(--transition);
            position: relative;
        }

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

        .nav-menu li a.active {
            color: var(--bg-deep);
            background: var(--accent-gold);
            font-weight: 700;
            box-shadow: var(--shadow-gold);
        }

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

        .btn-nav-login {
            padding: 10px 18px;
            color: var(--text-white);
            font-weight: 600;
            font-size: 0.9rem;
            border-radius: 30px;
            border: 1px solid rgba(255, 255, 255, 0.25);
            transition: var(--transition);
            white-space: nowrap;
        }

        .btn-nav-login:hover {
            border-color: var(--accent-gold);
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.06);
        }

        .btn-nav-signup {
            padding: 10px 22px;
            background: linear-gradient(135deg, var(--accent-red), #B71C1C);
            color: var(--text-white);
            font-weight: 700;
            font-size: 0.9rem;
            border-radius: 30px;
            border: none;
            box-shadow: 0 6px 18px rgba(211, 47, 47, 0.4);
            transition: var(--transition-bounce);
            white-space: nowrap;
        }

        .btn-nav-signup:hover {
            background: linear-gradient(135deg, #E53935, #C62828);
            color: var(--text-white);
            transform: translateY(-2px);
            box-shadow: 0 10px 26px rgba(211, 47, 47, 0.55);
        }

        .nav-toggle {
            display: none;
            background: transparent;
            border: 1px solid var(--border-gold);
            color: var(--accent-gold);
            font-size: 1.4rem;
            width: 46px;
            height: 46px;
            border-radius: 12px;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }

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

        /* Page Hero */
        .page-hero {
            position: relative;
            padding: 70px 0 60px;
            background-image: linear-gradient(rgba(7, 31, 19, 0.85), rgba(7, 31, 19, 0.92)), url('/assets/images/backpic/back-2.jpg');
            background-size: cover;
            background-position: center;
            border-bottom: 2px solid var(--border-gold);
        }

        .page-hero-content {
            max-width: 780px;
        }

        .page-hero .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 18px;
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 22px;
        }

        .page-hero h1 {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.2;
            color: var(--text-white);
            letter-spacing: -0.02em;
            margin-bottom: 18px;
        }

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

        .page-hero .hero-subtitle {
            font-size: 1.15rem;
            color: var(--text-mint);
            line-height: 1.7;
            margin-bottom: 30px;
            max-width: 650px;
        }

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

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 30px;
            background: linear-gradient(135deg, var(--accent-gold), #E6A800);
            color: var(--bg-deep);
            font-weight: 700;
            font-size: 1rem;
            border-radius: 40px;
            border: none;
            box-shadow: var(--shadow-gold);
            transition: var(--transition-bounce);
            cursor: pointer;
        }

        .btn-primary:hover {
            background: linear-gradient(135deg, #FFE44D, #F0B800);
            color: var(--bg-deep);
            transform: translateY(-3px);
            box-shadow: 0 14px 34px rgba(255, 215, 0, 0.3);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 28px;
            background: transparent;
            color: var(--text-white);
            font-weight: 600;
            font-size: 1rem;
            border-radius: 40px;
            border: 1.5px solid rgba(255, 255, 255, 0.35);
            transition: var(--transition);
            cursor: pointer;
        }

        .btn-secondary:hover {
            border-color: var(--accent-gold);
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.06);
        }

        /* Section */
        .section {
            padding: 60px 0;
        }

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

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

        .section-header h2 {
            font-size: 1.9rem;
            font-weight: 800;
            color: var(--text-white);
            letter-spacing: -0.01em;
            line-height: 1.25;
            margin-bottom: 12px;
        }

        .section-header .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-mint);
            line-height: 1.65;
            max-width: 720px;
        }

        .section-header .section-tag {
            display: inline-block;
            background: rgba(255, 215, 0, 0.1);
            border: 1px solid var(--border-gold);
            color: var(--accent-gold);
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            padding: 6px 16px;
            border-radius: 30px;
            margin-bottom: 14px;
        }

        /* Comparison Grid */
        .comparison-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-top: 20px;
        }

        .comparison-card {
            background: var(--bg-secondary);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

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

        .comparison-card.featured {
            border: 2px solid var(--border-gold-light);
            background: linear-gradient(160deg, rgba(255, 215, 0, 0.08), var(--bg-secondary));
            box-shadow: var(--shadow-gold);
            transform: scale(1.02);
        }

        .comparison-card.featured:hover {
            transform: scale(1.02) translateY(-4px);
        }

        .comparison-card .card-badge {
            position: absolute;
            top: 18px;
            right: 18px;
            background: var(--accent-red);
            color: var(--text-white);
            font-size: 0.72rem;
            font-weight: 700;
            text-transform: uppercase;
            padding: 5px 12px;
            border-radius: 20px;
            letter-spacing: 0.05em;
        }

        .comparison-card .card-icon {
            width: 52px;
            height: 52px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(255, 215, 0, 0.12);
            border: 1px solid var(--border-gold);
            border-radius: 16px;
            font-size: 1.5rem;
            color: var(--accent-gold);
            margin-bottom: 16px;
        }

        .comparison-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 8px;
        }

        .comparison-card .card-desc {
            font-size: 0.95rem;
            color: var(--text-mint);
            line-height: 1.6;
            margin-bottom: 16px;
        }

        .comparison-card .card-points {
            list-style: none;
            padding: 0;
            margin: 0 0 18px;
        }

        .comparison-card .card-points li {
            font-size: 0.9rem;
            color: var(--text-muted);
            padding: 5px 0;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .comparison-card .card-points li i {
            color: var(--accent-gold);
            font-size: 0.8rem;
        }

        .comparison-card .btn-card {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 22px;
            background: transparent;
            border: 1.5px solid var(--border-gold);
            color: var(--accent-gold);
            font-weight: 600;
            font-size: 0.9rem;
            border-radius: 30px;
            transition: var(--transition);
            cursor: pointer;
        }

        .comparison-card .btn-card:hover {
            background: var(--accent-gold);
            color: var(--bg-deep);
        }

        .comparison-card.featured .btn-card {
            background: var(--accent-gold);
            color: var(--bg-deep);
            border-color: var(--accent-gold);
            font-weight: 700;
        }

        .comparison-card.featured .btn-card:hover {
            background: #FFE44D;
            border-color: #FFE44D;
        }

        /* Feature Block */
        .feature-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            background: var(--bg-secondary);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-xl);
            padding: 40px;
            margin-top: 40px;
        }

        .feature-block .feature-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 2px solid var(--border-gold);
            box-shadow: var(--shadow-card);
        }

        .feature-block .feature-image img {
            width: 100%;
            height: 320px;
            object-fit: cover;
        }

        .feature-block .feature-content h3 {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 14px;
        }

        .feature-block .feature-content p {
            font-size: 1rem;
            color: var(--text-mint);
            line-height: 1.7;
            margin-bottom: 18px;
        }

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

        .feature-block .feature-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 0.95rem;
            color: var(--text-mint);
            padding: 7px 0;
        }

        .feature-block .feature-list li i {
            color: var(--accent-gold);
            margin-top: 3px;
        }

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

        .step-item {
            background: var(--bg-secondary);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-lg);
            padding: 26px 22px;
            transition: var(--transition);
        }

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

        .step-number {
            width: 44px;
            height: 44px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--accent-gold), #E6A800);
            color: var(--bg-deep);
            font-weight: 800;
            font-size: 1.2rem;
            border-radius: 50%;
            margin-bottom: 14px;
            box-shadow: var(--shadow-gold);
        }

        .step-item h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 8px;
        }

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

        /* FAQ */
        .faq-list {
            max-width: 850px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--bg-secondary);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-md);
            margin-bottom: 14px;
            overflow: hidden;
            transition: var(--transition);
        }

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

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 24px;
            background: transparent;
            border: none;
            color: var(--text-white);
            font-size: 1.05rem;
            font-weight: 700;
            cursor: pointer;
            text-align: left;
            transition: var(--transition);
        }

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

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

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.3s ease;
            padding: 0 24px;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        .faq-answer p {
            font-size: 0.95rem;
            color: var(--text-mint);
            line-height: 1.7;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, rgba(255, 215, 0, 0.1), rgba(211, 47, 47, 0.12));
            border: 2px solid var(--border-gold);
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            text-align: center;
            margin: 40px 0;
        }

        .cta-section h2 {
            font-size: 2rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 14px;
        }

        .cta-section p {
            font-size: 1.1rem;
            color: var(--text-mint);
            line-height: 1.65;
            max-width: 600px;
            margin: 0 auto 24px;
        }

        .cta-section .btn-primary {
            font-size: 1.1rem;
            padding: 16px 36px;
        }

        /* Footer */
        .site-footer {
            background: var(--bg-deep);
            border-top: 2px solid var(--border-gold);
            padding: 50px 0 28px;
            margin-top: 20px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 36px;
        }

        .footer-brand p {
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.65;
            margin-top: 16px;
            max-width: 380px;
        }

        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--accent-gold);
            margin-bottom: 16px;
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }

        .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-mint);
            font-size: 0.92rem;
            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, 0.1);
            padding-top: 22px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
        }

        .footer-bottom p {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

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

        .footer-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 215, 0, 0.08);
            border: 1px solid var(--border-gold);
            color: var(--accent-gold);
            font-size: 0.8rem;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 20px;
        }

        /* FAB */
        .fab {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 90;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--bg-deep), #1A4A30);
            border: 3px solid var(--accent-gold);
            color: var(--accent-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            cursor: pointer;
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3);
            opacity: 0.75;
            transition: var(--transition-bounce);
            animation: fabBreath 3s ease-in-out infinite;
        }

        .fab:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 8px 30px rgba(255, 215, 0, 0.45);
        }

        .fab:active {
            transform: scale(0.95) translateY(2px);
        }

        .fab .fab-notification {
            position: absolute;
            top: -2px;
            right: -2px;
            width: 16px;
            height: 16px;
            background: #E53935;
            border: 2px solid var(--bg-deep);
            border-radius: 50%;
            animation: fabBlink 1.6s ease-in-out infinite;
        }

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

        @keyframes fabBlink {
            0%, 100% {
                opacity: 1;
            }
            50% {
                opacity: 0.35;
            }
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .comparison-grid {
                grid-template-columns: repeat(2, 1fr);
            }

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

            .feature-block {
                grid-template-columns: 1fr;
                gap: 24px;
                padding: 30px;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .nav-wrapper {
                min-height: 64px;
                gap: 10px;
            }

            .nav-logo {
                font-size: 0.85rem;
                gap: 8px;
            }

            .nav-logo-icon {
                width: 36px;
                height: 36px;
                font-size: 1rem;
            }

            .nav-menu {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: rgba(10, 46, 28, 0.98);
                backdrop-filter: blur(18px);
                -webkit-backdrop-filter: blur(18px);
                flex-direction: column;
                padding: 16px;
                gap: 4px;
                border-bottom: 2px solid var(--border-gold);
                box-shadow: var(--shadow-soft);
            }

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

            .nav-menu li a {
                display: block;
                width: 100%;
                padding: 14px 18px;
                text-align: left;
                border-radius: 12px;
            }

            .nav-actions {
                gap: 6px;
            }

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

            .nav-toggle {
                display: flex;
                width: 40px;
                height: 40px;
                font-size: 1.2rem;
            }

            .page-hero {
                padding: 44px 0 40px;
            }

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

            .page-hero .hero-subtitle {
                font-size: 1rem;
            }

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

            .comparison-card.featured {
                transform: scale(1);
            }

            .comparison-card.featured:hover {
                transform: translateY(-4px);
            }

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

            .section {
                padding: 40px 0;
            }

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

            .cta-section {
                padding: 32px 22px;
            }

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

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

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

            .fab {
                width: 48px;
                height: 48px;
                font-size: 1.2rem;
                left: 12px;
                bottom: 80px;
            }
        }

        @media (max-width: 520px) {
            .nav-logo span {
                font-size: 0.7rem;
            }

            .btn-nav-login {
                padding: 7px 10px;
                font-size: 0.72rem;
            }

            .btn-nav-signup {
                padding: 7px 12px;
                font-size: 0.72rem;
            }

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

            .hero-cta-group {
                flex-direction: column;
                gap: 10px;
            }

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

            .feature-block {
                padding: 20px;
                border-radius: var(--radius-lg);
            }

            .feature-block .feature-image img {
                height: 200px;
            }

            .faq-question {
                padding: 16px 18px;
                font-size: 0.95rem;
            }

            .faq-answer {
                padding: 0 18px;
            }

            .faq-item.active .faq-answer {
                padding: 0 18px 16px;
            }
        }