/* roulang page: index */
:root {
            --bg-primary: #051F14;
            --bg-dark: #0B2E1E;
            --bg-darker: #03130C;
            --gold: #F59E0B;
            --gold-light: #FCD34D;
            --gold-pale: #FDE68A;
            --dragon-red: #DC2626;
            --ivory: #F8FAFC;
            --mint-gray: #D1FAE5;
            --olive-gold: #A3A375;
            --slate: #94A3B8;
            --border-gold: rgba(245, 158, 11, 0.3);
            --shadow-gold: 0 4px 24px rgba(245, 158, 11, 0.16);
            --shadow-dark: 0 12px 40px rgba(0, 0, 0, 0.45);
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 8px;
            --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            --font-display: 'Be Vietnam Pro', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            --spacing-section: 4.5rem;
            --transition-base: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

        body {
            font-family: var(--font-body);
            background: var(--bg-darker);
            color: var(--ivory);
            line-height: 1.6;
            font-size: 16px;
            overflow-x: hidden;
            width: 100%;
        }

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

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

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

        button,
        .btn {
            cursor: pointer;
            font-family: var(--font-body);
            font-size: 1rem;
            font-weight: 600;
            border: none;
            border-radius: var(--radius-md);
            transition: all var(--transition-base);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            padding: 0.85rem 1.75rem;
            letter-spacing: 0.01em;
            min-height: 48px;
            text-align: center;
        }

        button:focus,
        .btn:focus,
        a:focus,
        input:focus,
        select:focus,
        textarea:focus {
            outline: 2px solid var(--gold);
            outline-offset: 2px;
        }

        .btn-gold {
            background: linear-gradient(135deg, #F59E0B 0%, #FCD34D 50%, #F59E0B 100%);
            color: #051F14;
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.35);
        }

        .btn-gold:hover {
            background: linear-gradient(135deg, #FCD34D 0%, #FDE68A 50%, #FCD34D 100%);
            color: #03130C;
            box-shadow: 0 6px 24px rgba(245, 158, 11, 0.5);
            transform: translateY(-2px);
        }

        .btn-gold:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(245, 158, 11, 0.3);
        }

        .btn-outline {
            background: transparent;
            color: var(--gold-light);
            border: 1.5px solid var(--border-gold);
        }

        .btn-outline:hover {
            background: rgba(245, 158, 11, 0.1);
            border-color: var(--gold);
            color: #FDE68A;
            transform: translateY(-2px);
        }

        .btn-red {
            background: linear-gradient(135deg, #DC2626 0%, #BE123C 100%);
            color: #fff;
            box-shadow: 0 4px 16px rgba(220, 38, 38, 0.35);
        }

        .btn-red:hover {
            box-shadow: 0 6px 24px rgba(220, 38, 38, 0.5);
            transform: translateY(-2px);
            color: #fff;
        }

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

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

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

        .section-dark {
            background: var(--bg-darker);
        }

        .section-title {
            font-family: var(--font-display);
            font-size: 2.15rem;
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.02em;
            color: var(--ivory);
            margin-bottom: 1rem;
            text-align: left;
        }

        .section-subtitle {
            font-size: 1.1rem;
            color: var(--slate);
            margin-bottom: 2.5rem;
            text-align: left;
            line-height: 1.6;
            max-width: 720px;
        }

        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--gold);
            background: rgba(245, 158, 11, 0.1);
            border: 1px solid var(--border-gold);
            border-radius: 50px;
            padding: 0.4rem 1.1rem;
            margin-bottom: 1rem;
        }

        .grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 2.25rem;
        }

        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 2rem;
        }

        .grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.75rem;
        }

        .card {
            background: var(--bg-dark);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-gold);
            padding: 2rem 1.75rem;
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-dark);
        }

        .card:hover {
            border-color: var(--gold);
            box-shadow: 0 8px 32px rgba(245, 158, 11, 0.2), var(--shadow-dark);
            transform: translateY(-4px);
        }

        .card-icon {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(245, 158, 11, 0.12);
            border: 1px solid var(--border-gold);
            color: var(--gold-light);
            font-size: 1.35rem;
            margin-bottom: 1.25rem;
            flex-shrink: 0;
        }

        .card h3 {
            font-family: var(--font-display);
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--ivory);
            margin-bottom: 0.7rem;
            line-height: 1.35;
        }

        .card p {
            font-size: 0.95rem;
            color: var(--mint-gray);
            line-height: 1.6;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            font-size: 0.75rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.05em;
            padding: 0.35rem 0.9rem;
            border-radius: 50px;
            position: relative;
            z-index: 1;
        }

        .badge-red {
            background: rgba(220, 38, 38, 0.15);
            border: 1px solid rgba(220, 38, 38, 0.4);
            color: #FCA5A5;
        }

        .badge-gold {
            background: rgba(245, 158, 11, 0.12);
            border: 1px solid var(--border-gold);
            color: var(--gold-pale);
        }

        .badge-green {
            background: rgba(16, 185, 129, 0.12);
            border: 1px solid rgba(16, 185, 129, 0.4);
            color: #6EE7B7;
        }

        .corner-tag {
            position: absolute;
            top: 1rem;
            right: 1rem;
            background: var(--dragon-red);
            color: #fff;
            font-size: 0.7rem;
            font-weight: 800;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            padding: 0.35rem 0.8rem;
            border-radius: 6px;
            z-index: 2;
            box-shadow: 0 2px 8px rgba(220, 38, 38, 0.4);
        }

        /* Header / Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(5, 31, 20, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-gold);
            transition: all var(--transition-base);
            padding: 0;
        }

        .site-header.scrolled {
            background: rgba(3, 19, 12, 0.97);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
        }

        .nav-wrap {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.5rem;
            padding: 0.85rem 0;
            min-height: 70px;
        }

        .nav-logo {
            font-family: var(--font-display);
            font-size: 1.1rem;
            font-weight: 800;
            color: var(--gold-light);
            letter-spacing: -0.01em;
            line-height: 1.3;
            white-space: nowrap;
            flex-shrink: 0;
            max-width: 260px;
        }

        .nav-logo span {
            display: block;
            font-size: 0.65rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.1em;
            color: var(--olive-gold);
        }

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

        .nav-menu li {
            margin: 0;
        }

        .nav-menu a {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.6rem 1rem;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--mint-gray);
            border-radius: var(--radius-sm);
            transition: all var(--transition-base);
            white-space: nowrap;
            letter-spacing: 0.01em;
        }

        .nav-menu a:hover {
            color: var(--gold-light);
            background: rgba(245, 158, 11, 0.08);
        }

        .nav-menu a.active {
            color: var(--gold-light);
            background: rgba(245, 158, 11, 0.12);
            font-weight: 700;
        }

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

        .nav-actions .btn-sm {
            padding: 0.55rem 1.15rem;
            min-height: 40px;
            font-size: 0.82rem;
            border-radius: var(--radius-sm);
            white-space: nowrap;
        }

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

        .btn-login:hover {
            background: rgba(245, 158, 11, 0.1);
            color: var(--gold-pale);
        }

        .btn-signup {
            background: linear-gradient(135deg, #F59E0B 0%, #FCD34D 100%);
            color: #051F14;
            font-weight: 700;
            box-shadow: 0 2px 12px rgba(245, 158, 11, 0.3);
        }

        .btn-signup:hover {
            background: linear-gradient(135deg, #FCD34D 0%, #FDE68A 100%);
            color: #03130C;
            box-shadow: 0 4px 18px rgba(245, 158, 11, 0.5);
            transform: translateY(-1px);
        }

        .nav-toggle {
            display: none;
            background: none;
            border: 1px solid var(--border-gold);
            color: var(--gold-light);
            width: 44px;
            height: 44px;
            min-height: 44px;
            border-radius: var(--radius-sm);
            align-items: center;
            justify-content: center;
            font-size: 1.25rem;
            padding: 0;
        }

        /* Hero */
        .hero {
            padding: 8rem 0 4.5rem;
            position: relative;
            background: linear-gradient(135deg, rgba(5,31,20,0.95) 0%, rgba(11,46,30,0.9) 50%, rgba(3,19,12,0.97) 100%);
            overflow: hidden;
            min-height: 100vh;
            display: flex;
            align-items: center;
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/51b4a4354d08f842.jpg');
            background-size: cover;
            background-position: center;
            opacity: 0.25;
            z-index: 0;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(5,31,20,0.85) 0%, rgba(3,19,12,0.6) 50%, rgba(5,31,20,0.9) 100%);
            z-index: 1;
        }

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

        .hero-grid {
            display: grid;
            grid-template-columns: 1.3fr 0.9fr;
            gap: 3rem;
            align-items: center;
        }

        .hero-content h1 {
            font-family: var(--font-display);
            font-size: 2.8rem;
            font-weight: 900;
            line-height: 1.2;
            letter-spacing: -0.02em;
            color: var(--ivory);
            margin-bottom: 1.25rem;
        }

        .hero-content h1 .highlight {
            color: var(--gold-light);
            border-bottom: 3px solid var(--gold);
            padding-bottom: 0.15rem;
        }

        .hero-content p {
            font-size: 1.12rem;
            color: var(--mint-gray);
            line-height: 1.65;
            margin-bottom: 2rem;
            max-width: 580px;
        }

        .hero-buttons {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
            margin-bottom: 1.75rem;
        }

        .hero-stats {
            display: flex;
            gap: 2.25rem;
            flex-wrap: wrap;
            padding-top: 1.25rem;
            border-top: 1px solid var(--border-gold);
        }

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

        .hero-stat-number {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--gold-light);
            font-family: var(--font-display);
        }

        .hero-stat-label {
            font-size: 0.82rem;
            color: var(--slate);
            letter-spacing: 0.02em;
        }

        .hero-panel {
            background: rgba(11, 46, 30, 0.85);
            backdrop-filter: blur(12px);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-gold);
            padding: 2.25rem 2rem;
            box-shadow: var(--shadow-dark);
        }

        .hero-panel .panel-label {
            font-size: 0.78rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--gold);
            margin-bottom: 1.25rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .hero-panel .panel-item {
            display: flex;
            align-items: flex-start;
            gap: 0.9rem;
            padding: 0.85rem 0;
            border-bottom: 1px solid rgba(245, 158, 11, 0.12);
        }

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

        .panel-item-icon {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(220, 38, 38, 0.12);
            color: #FCA5A5;
            font-size: 1rem;
            flex-shrink: 0;
            border: 1px solid rgba(220, 38, 38, 0.3);
        }

        .panel-item-text h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--ivory);
            margin-bottom: 0.2rem;
        }

        .panel-item-text p {
            font-size: 0.82rem;
            color: var(--slate);
            line-height: 1.5;
            margin: 0;
        }

        /* Data Alert Bar */
        .alert-bar {
            background: linear-gradient(135deg, rgba(220,38,38,0.15) 0%, rgba(5,31,20,0.95) 100%);
            border-top: 1px solid rgba(220,38,38,0.3);
            border-bottom: 1px solid rgba(220,38,38,0.3);
            padding: 2.25rem 0;
        }

        .alert-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.75rem;
        }

        .alert-item {
            display: flex;
            align-items: center;
            gap: 1rem;
            padding: 1.1rem 1.25rem;
            background: rgba(5, 31, 20, 0.7);
            border-radius: var(--radius-md);
            border: 1px solid rgba(220, 38, 38, 0.2);
        }

        .alert-item i {
            font-size: 1.5rem;
            color: #FCA5A5;
        }

        .alert-item div span {
            font-size: 1.35rem;
            font-weight: 800;
            color: #FCA5A5;
            font-family: var(--font-display);
            display: block;
        }

        .alert-item div small {
            font-size: 0.78rem;
            color: var(--slate);
            letter-spacing: 0.02em;
        }

        /* Services / Feature Cards */
        .feature-card {
            background: var(--bg-dark);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-gold);
            padding: 1.75rem 1.5rem;
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }

        .feature-card:hover {
            border-color: var(--gold);
            box-shadow: 0 6px 28px rgba(245, 158, 11, 0.18);
            transform: translateY(-3px);
        }

        .feature-card .card-tag {
            position: absolute;
            top: 0.85rem;
            right: 0.85rem;
            font-size: 0.65rem;
            font-weight: 800;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            padding: 0.3rem 0.7rem;
            border-radius: 4px;
            background: var(--dragon-red);
            color: #fff;
        }

        /* Comparison Table */
        .comparison-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
        }

        .comparison-box {
            background: var(--bg-dark);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-gold);
            padding: 2rem 1.75rem;
        }

        .comparison-box.false-box {
            border-color: rgba(220, 38, 38, 0.4);
            background: linear-gradient(135deg, rgba(220,38,38,0.08) 0%, var(--bg-dark) 100%);
        }

        .comparison-box.true-box {
            border-color: rgba(16, 185, 129, 0.4);
            background: linear-gradient(135deg, rgba(16,185,129,0.06) 0%, var(--bg-dark) 100%);
        }

        .comparison-box h3 {
            font-family: var(--font-display);
            font-size: 1.25rem;
            font-weight: 800;
            margin-bottom: 1.5rem;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }

        .comparison-box ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .comparison-box li {
            display: flex;
            align-items: flex-start;
            gap: 0.7rem;
            padding: 0.7rem 0;
            border-bottom: 1px solid rgba(255,255,255,0.06);
            font-size: 0.92rem;
            color: var(--mint-gray);
            line-height: 1.5;
        }

        .comparison-box li:last-child {
            border-bottom: none;
        }

        .comparison-box li i {
            margin-top: 0.15rem;
            flex-shrink: 0;
        }

        .icon-fail {
            color: #FCA5A5;
        }

        .icon-pass {
            color: #6EE7B7;
        }

        /* Timeline / Steps */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 2rem;
            counter-reset: step-counter;
        }

        .step-item {
            background: var(--bg-dark);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-gold);
            padding: 1.75rem 1.5rem;
            position: relative;
            counter-increment: step-counter;
            transition: all var(--transition-base);
        }

        .step-item:hover {
            border-color: var(--gold);
            transform: translateY(-3px);
        }

        .step-item::before {
            content: counter(step-counter, decimal-leading-zero);
            font-family: var(--font-display);
            font-size: 2.5rem;
            font-weight: 900;
            color: rgba(245, 158, 11, 0.15);
            position: absolute;
            top: 0.5rem;
            right: 1rem;
            line-height: 1;
            z-index: 0;
        }

        .step-item h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--ivory);
            margin-bottom: 0.6rem;
            position: relative;
            z-index: 1;
        }

        .step-item p {
            font-size: 0.88rem;
            color: var(--slate);
            line-height: 1.55;
            margin: 0;
            position: relative;
            z-index: 1;
        }

        /* News / CMS List */
        .news-list {
            display: grid;
            grid-template-columns: 1.5fr 0.7fr;
            gap: 2.5rem;
            align-items: start;
        }

        .news-main-items {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1.5rem;
        }

        .news-card {
            background: var(--bg-dark);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-gold);
            padding: 1.5rem 1.35rem;
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
            gap: 0.6rem;
        }

        .news-card:hover {
            border-color: var(--gold);
            box-shadow: 0 4px 20px rgba(245, 158, 11, 0.16);
            transform: translateY(-2px);
        }

        .news-card .news-date {
            font-size: 0.75rem;
            color: var(--olive-gold);
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }

        .news-card h3 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--ivory);
            line-height: 1.4;
            margin: 0;
        }

        .news-card p {
            font-size: 0.85rem;
            color: var(--slate);
            line-height: 1.55;
            margin: 0;
            flex-grow: 1;
        }

        .news-card .news-link {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--gold-light);
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
        }

        .news-card .news-link:hover {
            color: #FDE68A;
        }

        .news-sidebar {
            background: var(--bg-dark);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-gold);
            padding: 1.75rem 1.5rem;
        }

        .news-sidebar h4 {
            font-size: 1rem;
            font-weight: 800;
            color: var(--gold-light);
            margin-bottom: 1.25rem;
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }

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

        .news-sidebar li {
            padding: 0.7rem 0;
            border-bottom: 1px solid rgba(255,255,255,0.06);
            font-size: 0.88rem;
            color: var(--mint-gray);
            line-height: 1.45;
        }

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

        .news-sidebar li a {
            color: var(--mint-gray);
        }

        .news-sidebar li a:hover {
            color: var(--gold-light);
        }

        /* FAQ */
        .faq-list {
            max-width: 820px;
            margin: 0;
        }

        .faq-item {
            background: var(--bg-dark);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-gold);
            margin-bottom: 0.85rem;
            overflow: hidden;
            transition: all var(--transition-base);
        }

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

        .faq-question {
            padding: 1.25rem 1.5rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            font-weight: 700;
            color: var(--ivory);
            font-size: 1rem;
            gap: 1rem;
            transition: background var(--transition-base);
            user-select: none;
        }

        .faq-question:hover {
            background: rgba(245, 158, 11, 0.06);
        }

        .faq-question .faq-toggle-icon {
            flex-shrink: 0;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: rgba(245, 158, 11, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--gold-light);
            font-size: 0.95rem;
            transition: transform var(--transition-base);
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 1.5rem;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding-bottom: 1.25rem;
        }

        .faq-answer p {
            font-size: 0.9rem;
            color: var(--slate);
            line-height: 1.6;
            margin: 0;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-dark) 50%, var(--bg-darker) 100%);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            padding: 3.5rem 2.5rem;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/8ec3c357ab0a9515.jpg');
            background-size: cover;
            background-position: center;
            opacity: 0.15;
            z-index: 0;
        }

        .cta-section .cta-content {
            position: relative;
            z-index: 1;
        }

        .cta-section h2 {
            font-family: var(--font-display);
            font-size: 1.9rem;
            font-weight: 800;
            color: var(--ivory);
            margin-bottom: 1rem;
            letter-spacing: -0.01em;
        }

        .cta-section p {
            font-size: 1.05rem;
            color: var(--mint-gray);
            margin-bottom: 1.75rem;
            max-width: 580px;
            margin-left: auto;
            margin-right: auto;
        }

        /* Resource Cards */
        .resource-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }

        .resource-card {
            background: var(--bg-dark);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-gold);
            padding: 1.5rem 1.35rem;
            display: flex;
            align-items: center;
            gap: 1rem;
            transition: all var(--transition-base);
        }

        .resource-card:hover {
            border-color: var(--gold);
            transform: translateY(-2px);
            box-shadow: 0 4px 18px rgba(245, 158, 11, 0.14);
        }

        .resource-card .resource-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(245, 158, 11, 0.1);
            color: var(--gold-light);
            font-size: 1.25rem;
            flex-shrink: 0;
            border: 1px solid var(--border-gold);
        }

        .resource-card h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--ivory);
            margin-bottom: 0.2rem;
        }

        .resource-card p {
            font-size: 0.8rem;
            color: var(--slate);
            margin: 0;
            line-height: 1.4;
        }

        /* Pain Point / Objections */
        .objection-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1.75rem;
        }

        .objection-card {
            background: var(--bg-dark);
            border-radius: var(--radius-lg);
            border: 1px solid rgba(245, 158, 11, 0.2);
            padding: 1.75rem 1.5rem;
            transition: all var(--transition-base);
        }

        .objection-card:hover {
            border-color: var(--gold);
        }

        .objection-card h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--gold-light);
            margin-bottom: 0.55rem;
            display: flex;
            align-items: center;
            gap: 0.55rem;
        }

        .objection-card p {
            font-size: 0.9rem;
            color: var(--slate);
            line-height: 1.55;
            margin: 0;
        }

        /* FAB */
        .fab-royal {
            position: fixed;
            left: 1rem;
            bottom: 6rem;
            z-index: 55;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: radial-gradient(circle at 35% 30%, #FCD34D 0%, #F59E0B 40%, #B45309 100%);
            border: 2px solid #F59E0B;
            box-shadow: 0 6px 25px rgba(245, 158, 11, 0.35);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #051F14;
            font-size: 1.35rem;
            opacity: 0.8;
            transition: all var(--transition-base);
            animation: fabFloat 3s ease-in-out infinite;
            cursor: pointer;
            -webkit-tap-highlight-color: transparent;
        }

        .fab-royal:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 8px 32px rgba(245, 158, 11, 0.55);
            animation-play-state: paused;
        }

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

        .fab-royal::after {
            content: '';
            position: absolute;
            top: -4px;
            right: -4px;
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background: var(--dragon-red);
            border: 2px solid #fff;
            box-shadow: 0 2px 8px rgba(220, 38, 38, 0.5);
        }

        @keyframes fabFloat {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-7px); }
        }

        /* Footer */
        .site-footer {
            background: var(--bg-darker);
            border-top: 1px solid var(--border-gold);
            padding: 3rem 0 0;
            margin-top: 2rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 0.9fr 0.9fr 1fr;
            gap: 2.5rem;
            padding-bottom: 2rem;
            border-bottom: 1px solid rgba(245, 158, 11, 0.12);
        }

        .footer-brand h3 {
            font-family: var(--font-display);
            font-size: 1.1rem;
            font-weight: 800;
            color: var(--gold-light);
            margin-bottom: 0.5rem;
        }

        .footer-brand p {
            font-size: 0.85rem;
            color: var(--slate);
            line-height: 1.6;
            margin-bottom: 1rem;
        }

        .footer-brand .footer-badges {
            display: flex;
            gap: 0.6rem;
            flex-wrap: wrap;
        }

        .footer-brand .footer-badges span {
            font-size: 0.68rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.05em;
            padding: 0.3rem 0.7rem;
            border-radius: 4px;
            background: rgba(245, 158, 11, 0.1);
            border: 1px solid var(--border-gold);
            color: var(--gold-pale);
        }

        .footer-col h4 {
            font-size: 0.85rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.07em;
            color: var(--gold);
            margin-bottom: 1.2rem;
        }

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

        .footer-col li {
            margin-bottom: 0.6rem;
        }

        .footer-col a {
            font-size: 0.88rem;
            color: var(--mint-gray);
            transition: color var(--transition-base);
        }

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

        .footer-bottom {
            padding: 1.5rem 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 1rem;
        }

        .footer-bottom p {
            font-size: 0.78rem;
            color: var(--slate);
            margin: 0;
        }

        .footer-bottom .footer-payment {
            display: flex;
            gap: 0.5rem;
            flex-wrap: wrap;
            align-items: center;
        }

        .footer-bottom .footer-payment span {
            font-size: 0.7rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.04em;
            padding: 0.35rem 0.75rem;
            border-radius: 6px;
            background: var(--bg-dark);
            border: 1px solid var(--border-gold);
            color: var(--gold-pale);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            :root {
                --spacing-section: 3.5rem;
            }

            .grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }

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

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

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

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

            .hero {
                padding-top: 7rem;
                padding-bottom: 3.5rem;
                min-height: auto;
            }

            .hero-content h1 {
                font-size: 2.3rem;
            }

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

        @media (max-width: 768px) {
            :root {
                --spacing-section: 2.75rem;
            }

            .section-title {
                font-size: 1.7rem;
            }

            .grid-2,
            .grid-3,
            .grid-4,
            .comparison-wrap,
            .objection-grid,
            .news-list {
                grid-template-columns: 1fr;
            }

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

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

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

            .hero {
                padding-top: 6rem;
            }

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

            .hero-buttons {
                flex-direction: column;
                gap: 0.7rem;
            }

            .hero-buttons .btn {
                width: 100%;
            }

            .hero-stats {
                gap: 1.25rem;
            }

            .nav-menu {
                display: none;
                position: absolute;
                top: 70px;
                left: 0;
                right: 0;
                background: rgba(5, 31, 20, 0.98);
                flex-direction: column;
                padding: 1rem 1.5rem;
                gap: 0.3rem;
                border-bottom: 1px solid var(--border-gold);
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
            }

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

            .nav-menu a {
                width: 100%;
                padding: 0.8rem 0.5rem;
                font-size: 0.95rem;
                border-radius: var(--radius-sm);
            }

            .nav-actions {
                gap: 0.35rem;
            }

            .nav-actions .btn-sm {
                padding: 0.5rem 0.85rem;
                font-size: 0.78rem;
                min-height: 38px;
            }

            .nav-toggle {
                display: flex;
            }

            .nav-logo {
                font-size: 0.95rem;
                max-width: 200px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.75rem;
            }

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

            .cta-section {
                padding: 2.5rem 1.5rem;
            }

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

            .fab-royal {
                width: 50px;
                height: 50px;
                left: 0.75rem;
                bottom: 5.5rem;
            }
        }

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

            .section-title {
                font-size: 1.45rem;
            }

            .hero-content h1 {
                font-size: 1.62rem;
            }

            .hero-content p {
                font-size: 0.98rem;
            }

            .hero-panel {
                padding: 1.5rem 1.25rem;
            }

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

            .nav-logo {
                font-size: 0.85rem;
                max-width: 170px;
            }

            .comparison-box {
                padding: 1.25rem 1rem;
            }

            .card,
            .feature-card,
            .step-item,
            .objection-card {
                padding: 1.35rem 1.15rem;
            }

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

            .section-subtitle {
                font-size: 0.95rem;
            }
        }

        /* Utility */
        .text-gold {
            color: var(--gold-light);
        }

        .text-red {
            color: #FCA5A5;
        }

        .mt-1 { margin-top: 0.5rem; }
        .mt-2 { margin-top: 1rem; }
        .mt-3 { margin-top: 1.5rem; }
        .mt-4 { margin-top: 2rem; }
        .mb-1 { margin-bottom: 0.5rem; }
        .mb-2 { margin-bottom: 1rem; }
        .mb-3 { margin-bottom: 1.5rem; }
        .mb-4 { margin-bottom: 2rem; }

        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }

        .article-thumb {
            border-radius: var(--radius-sm);
            overflow: hidden;
            margin-bottom: 0.75rem;
            aspect-ratio: 16/9;
            background: var(--bg-primary);
            border: 1px solid var(--border-gold);
        }

        .article-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-base);
        }

        .article-thumb:hover img {
            transform: scale(1.04);
        }

        .divider-gold {
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--border-gold), transparent);
            margin: 2.5rem 0;
            border: none;
        }

/* roulang page: article */
:root {
        --bg-primary: #051F14;
        --bg-dark: #0B2E1E;
        --bg-darker: #03130C;
        --gold: #F59E0B;
        --gold-light: #FCD34D;
        --gold-pale: #FDE68A;
        --dragon-red: #DC2626;
        --ivory: #F8FAFC;
        --mint-gray: #D1FAE5;
        --olive-gold: #A3A375;
        --slate: #94A3B8;
        --border-gold: rgba(245, 158, 11, 0.3);
        --shadow-gold: 0 4px 24px rgba(245, 158, 11, 0.16);
        --shadow-dark: 0 12px 40px rgba(0, 0, 0, 0.45);
        --radius-lg: 20px;
        --radius-md: 14px;
        --radius-sm: 8px;
        --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
        --font-display: 'Be Vietnam Pro', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
        --spacing-section: 4.5rem;
        --transition-base: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    }

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

    body {
        font-family: var(--font-body);
        background: var(--bg-darker);
        color: var(--ivory);
        line-height: 1.6;
        font-size: 16px;
        overflow-x: hidden;
        width: 100%;
        margin: 0;
    }

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

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

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

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

    button, .btn {
        cursor: pointer;
        font-family: var(--font-body);
        font-size: 1rem;
        font-weight: 600;
        border: none;
        border-radius: var(--radius-md);
        transition: all var(--transition-base);
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 0.5rem;
        padding: 0.85rem 1.75rem;
        letter-spacing: 0.01em;
        min-height: 48px;
        text-align: center;
    }

    button:focus, .btn:focus, a:focus, input:focus, select:focus, textarea:focus {
        outline: 2px solid var(--gold);
        outline-offset: 2px;
    }

    .btn-gold {
        background: linear-gradient(135deg, #F59E0B 0%, #FCD34D 50%, #F59E0B 100%);
        color: #051F14;
        box-shadow: 0 4px 16px rgba(245, 158, 11, 0.35);
    }

    .btn-gold:hover {
        background: linear-gradient(135deg, #FCD34D 0%, #FDE68A 50%, #FCD34D 100%);
        color: #03130C;
        box-shadow: 0 6px 24px rgba(245, 158, 11, 0.5);
        transform: translateY(-2px);
    }

    .btn-gold:active {
        transform: translateY(0);
        box-shadow: 0 2px 8px rgba(245, 158, 11, 0.3);
    }

    .btn-outline {
        background: transparent;
        color: var(--gold-light);
        border: 1.5px solid var(--border-gold);
    }

    .btn-outline:hover {
        background: rgba(245, 158, 11, 0.1);
        border-color: var(--gold);
        color: #FDE68A;
        transform: translateY(-2px);
    }

    .btn-red {
        background: linear-gradient(135deg, #DC2626 0%, #BE123C 100%);
        color: #fff;
        box-shadow: 0 4px 16px rgba(220, 38, 38, 0.35);
    }

    .btn-red:hover {
        box-shadow: 0 6px 24px rgba(220, 38, 38, 0.5);
        transform: translateY(-2px);
        color: #fff;
    }

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

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

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

    .section-dark {
        background: var(--bg-darker);
    }

    .section-title {
        font-family: var(--font-display);
        font-size: 2.15rem;
        font-weight: 800;
        line-height: 1.25;
        letter-spacing: -0.02em;
        color: var(--ivory);
        margin-bottom: 1rem;
        text-align: left;
    }

    .section-subtitle {
        font-size: 1.1rem;
        color: var(--slate);
        margin-bottom: 2.5rem;
        text-align: left;
        line-height: 1.6;
        max-width: 720px;
    }

    .section-label {
        display: inline-block;
        font-size: 0.8rem;
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 0.08em;
        color: var(--gold);
        background: rgba(245, 158, 11, 0.1);
        border: 1px solid var(--border-gold);
        border-radius: 50px;
        padding: 0.4rem 1.1rem;
        margin-bottom: 1rem;
    }

    .grid-2 {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 2.25rem;
    }

    .grid-3 {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 2rem;
    }

    .grid-4 {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 1.75rem;
    }

    .card {
        background: var(--bg-dark);
        border-radius: var(--radius-lg);
        border: 1px solid var(--border-gold);
        padding: 2rem 1.75rem;
        transition: all var(--transition-base);
        position: relative;
        overflow: hidden;
        box-shadow: var(--shadow-dark);
    }

    .card:hover {
        border-color: var(--gold);
        box-shadow: 0 8px 32px rgba(245, 158, 11, 0.25);
    }

    /* Header & Navigation */
    .site-header {
        background: rgba(3, 19, 12, 0.95);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        border-bottom: 1px solid var(--border-gold);
        position: sticky;
        top: 0;
        z-index: 100;
    }

    .nav-wrap {
        display: flex;
        align-items: center;
        justify-content: space-between;
        min-height: 76px;
        gap: 1.5rem;
    }

    .nav-logo {
        display: flex;
        flex-direction: column;
        line-height: 1.2;
        font-family: var(--font-display);
        font-weight: 800;
        letter-spacing: -0.01em;
    }

    .nav-logo span {
        font-size: 0.75rem;
        font-weight: 600;
        color: var(--gold);
        letter-spacing: 0.03em;
        text-transform: uppercase;
    }

    .nav-menu {
        display: flex;
        align-items: center;
        list-style: none;
        margin: 0;
        padding: 0;
        gap: 2rem;
    }

    .nav-menu a {
        font-weight: 600;
        font-size: 0.95rem;
        color: var(--ivory);
        padding: 0.5rem 0;
        position: relative;
        white-space: nowrap;
    }

    .nav-menu a::after {
        content: '';
        position: absolute;
        left: 0;
        bottom: -4px;
        width: 0;
        height: 2px;
        background: var(--gold);
        transition: width var(--transition-base);
    }

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

    .nav-menu a.active {
        color: var(--gold-light);
    }

    .nav-actions {
        display: flex;
        align-items: center;
        gap: 0.75rem;
        white-space: nowrap;
    }

    .btn-sm {
        padding: 0.6rem 1.2rem;
        font-size: 0.9rem;
        min-height: 40px;
        border-radius: var(--radius-sm);
    }

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

    .btn-login:hover {
        background: rgba(245, 158, 11, 0.08);
        color: #FDE68A;
    }

    .btn-signup {
        background: linear-gradient(135deg, #F59E0B, #FCD34D);
        color: #051F14;
        box-shadow: 0 2px 12px rgba(245, 158, 11, 0.3);
    }

    .btn-signup:hover {
        box-shadow: 0 4px 18px rgba(245, 158, 11, 0.45);
        transform: translateY(-1px);
    }

    .nav-toggle {
        display: none;
        background: transparent;
        border: 1px solid var(--border-gold);
        color: var(--gold);
        font-size: 1.5rem;
        min-height: 44px;
        padding: 0 0.8rem;
    }

    /* Article Hero */
    .article-hero {
        padding: 3rem 0 2.5rem;
        background:
            radial-gradient(circle at 20% 20%, rgba(245, 158, 11, 0.06), transparent 45%),
            var(--bg-darker);
    }

    .article-breadcrumb {
        display: flex;
        gap: 0.5rem;
        align-items: center;
        font-size: 0.9rem;
        color: var(--slate);
        margin-bottom: 1.5rem;
    }

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

    .article-breadcrumb i {
        font-size: 0.7rem;
        opacity: 0.6;
    }

    .article-hero h1 {
        font-family: var(--font-display);
        font-size: 2.75rem;
        font-weight: 800;
        line-height: 1.25;
        letter-spacing: -0.02em;
        color: var(--ivory);
        margin: 0 0 1rem;
        text-align: left;
    }

    .article-meta {
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        gap: 1.25rem;
        font-size: 0.95rem;
        color: var(--slate);
        margin-bottom: 1.5rem;
    }

    .article-meta span {
        display: inline-flex;
        align-items: center;
        gap: 0.5rem;
    }

    .article-cat {
        background: rgba(245, 158, 11, 0.12);
        color: var(--gold-light);
        border: 1px solid var(--border-gold);
        padding: 0.35rem 1rem;
        border-radius: 50px;
        font-weight: 600;
        font-size: 0.8rem;
    }

    .article-share {
        display: flex;
        gap: 0.75rem;
        margin-bottom: 1.75rem;
    }

    .article-share a {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 40px;
        height: 40px;
        border-radius: 50%;
        background: var(--bg-dark);
        border: 1px solid var(--border-gold);
        color: var(--gold);
        transition: all var(--transition-base);
    }

    .article-share a:hover {
        background: var(--gold);
        color: #051F14;
    }

    .article-cover {
        border-radius: var(--radius-lg);
        overflow: hidden;
        border: 1px solid var(--border-gold);
        box-shadow: var(--shadow-dark);
        margin-top: 1rem;
    }

    .article-cover img {
        width: 100%;
        height: auto;
        object-fit: cover;
        min-height: 260px;
    }

    /* Article Body */
    .article-body {
        background: var(--bg-darker);
        padding: 3.5rem 0;
    }

    .article-content {
        max-width: 800px;
        margin: 0 auto;
        font-size: 1.1rem;
        line-height: 1.75;
    }

    .article-content h2 {
        font-family: var(--font-display);
        font-size: 1.8rem;
        font-weight: 800;
        margin: 2.5rem 0 1rem;
        color: var(--ivory);
        letter-spacing: -0.01em;
    }

    .article-content h3 {
        font-family: var(--font-display);
        font-size: 1.4rem;
        font-weight: 700;
        margin: 2rem 0 0.75rem;
        color: var(--gold-light);
    }

    .article-content p {
        margin-bottom: 1.5rem;
        color: rgba(248, 250, 252, 0.85);
    }

    .article-content ul,
    .article-content ol {
        margin: 0 0 1.5rem 1.5rem;
        color: rgba(248, 250, 252, 0.85);
    }

    .article-content li {
        margin-bottom: 0.75rem;
    }

    .article-content blockquote {
        border-left: 4px solid var(--gold);
        background: rgba(245, 158, 11, 0.05);
        padding: 1.25rem 1.5rem;
        border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
        margin: 2rem 0;
        color: var(--gold-pale);
        font-style: italic;
    }

    .article-content img {
        border-radius: var(--radius-md);
        margin: 2rem 0;
    }

    .article-not-found {
        text-align: center;
        padding: 3rem 1rem;
        background: var(--bg-dark);
        border-radius: var(--radius-lg);
        border: 1px solid var(--border-gold);
    }

    /* Key Points Section */
    .key-points {
        background: var(--bg-primary);
    }

    .key-points-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 1.75rem;
        margin-top: 2rem;
    }

    .key-point-card {
        background: var(--bg-dark);
        border-left: 3px solid var(--gold);
        border-radius: 0 var(--radius-md) var(--radius-md) 0;
        padding: 1.5rem 1.75rem;
        transition: all var(--transition-base);
    }

    .key-point-card:hover {
        border-left-color: var(--dragon-red);
        transform: translateX(4px);
    }

    .key-point-card i {
        color: var(--gold);
        font-size: 1.5rem;
        margin-bottom: 0.75rem;
    }

    .key-point-card h3 {
        font-family: var(--font-display);
        font-size: 1.15rem;
        font-weight: 700;
        color: var(--ivory);
        margin-bottom: 0.75rem;
    }

    .key-point-card p {
        color: var(--slate);
        margin: 0;
    }

    /* Warning Signs */
    .warning-signs {
        background: var(--bg-darker);
    }

    .warning-badge {
        display: inline-flex;
        align-items: center;
        gap: 0.5rem;
        background: rgba(220, 38, 38, 0.12);
        border: 1px solid rgba(220, 38, 38, 0.4);
        color: #F87171;
        padding: 0.4rem 1.1rem;
        border-radius: 50px;
        font-weight: 700;
        font-size: 0.85rem;
        margin-bottom: 1rem;
    }

    .warning-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 1.5rem;
        margin-top: 2rem;
    }

    .warning-item {
        background: var(--bg-dark);
        border: 1px solid rgba(220, 38, 38, 0.25);
        border-radius: var(--radius-md);
        padding: 1.75rem 1.5rem;
        transition: all var(--transition-base);
    }

    .warning-item:hover {
        border-color: var(--dragon-red);
        background: rgba(220, 38, 38, 0.05);
    }

    .warning-item i {
        color: var(--dragon-red);
        font-size: 1.75rem;
        margin-bottom: 1rem;
    }

    .warning-item h3 {
        font-size: 1.05rem;
        font-weight: 700;
        color: var(--ivory);
        margin-bottom: 0.75rem;
    }

    .warning-item p {
        font-size: 0.9rem;
        color: var(--slate);
        margin: 0;
    }

    /* Evidence Section */
    .evidence-section {
        background: var(--bg-primary);
    }

    .evidence-wrapper {
        display: grid;
        grid-template-columns: 1fr 1.5fr;
        gap: 2.5rem;
        align-items: center;
        margin-top: 2rem;
    }

    .evidence-stats {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }

    .stat-card {
        background: var(--bg-dark);
        border-radius: var(--radius-md);
        padding: 1.75rem;
        text-align: center;
        border: 1px solid var(--border-gold);
    }

    .stat-number {
        font-family: var(--font-display);
        font-size: 2.5rem;
        font-weight: 800;
        color: var(--gold);
        line-height: 1.1;
        margin-bottom: 0.5rem;
    }

    .stat-label {
        font-size: 0.85rem;
        color: var(--slate);
        text-transform: uppercase;
        letter-spacing: 0.04em;
    }

    .evidence-detail {
        background: var(--bg-dark);
        border-radius: var(--radius-lg);
        border: 1px solid var(--border-gold);
        padding: 2rem;
    }

    .evidence-detail blockquote {
        border-left: 4px solid var(--gold);
        margin: 0 0 1rem;
        padding-left: 1.25rem;
        color: var(--gold-pale);
        font-style: italic;
    }

    .evidence-detail p {
        color: var(--slate);
        margin: 0;
    }

    /* Share CTA */
    .share-cta {
        background: linear-gradient(135deg, rgba(245, 158, 11, 0.08), rgba(220, 38, 38, 0.05)), var(--bg-darker);
    }

    .share-cta-inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 2rem;
        flex-wrap: wrap;
    }

    .share-cta h2 {
        font-family: var(--font-display);
        font-size: 1.9rem;
        font-weight: 800;
        margin-bottom: 0.5rem;
        color: var(--ivory);
    }

    .share-cta p {
        color: var(--slate);
        margin: 0;
        max-width: 560px;
    }

    /* Related Articles */
    .related-articles {
        background: var(--bg-primary);
    }

    .related-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 1.75rem;
        margin-top: 2rem;
    }

    .related-card {
        background: var(--bg-dark);
        border-radius: var(--radius-md);
        border: 1px solid var(--border-gold);
        overflow: hidden;
        transition: all var(--transition-base);
    }

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

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

    .related-card-body {
        padding: 1.25rem 1.5rem 1.5rem;
    }

    .related-card-body h3 {
        font-size: 1.05rem;
        font-weight: 700;
        color: var(--ivory);
        margin-bottom: 0.75rem;
        line-height: 1.4;
    }

    .related-card-body p {
        font-size: 0.9rem;
        color: var(--slate);
        margin-bottom: 1rem;
    }

    .related-card-body a {
        font-weight: 600;
        color: var(--gold-light);
        font-size: 0.9rem;
    }

    /* Disclaimer */
    .disclaimer {
        background: var(--bg-darker);
        border-top: 1px solid var(--border-gold);
        padding: 2rem 0;
    }

    .disclaimer p {
        color: var(--slate);
        font-size: 0.9rem;
        margin: 0;
        text-align: center;
    }

    /* Footer */
    .site-footer {
        background: var(--bg-primary);
        border-top: 1px solid var(--border-gold);
        padding: 4rem 0 0;
    }

    .footer-grid {
        display: grid;
        grid-template-columns: 1.5fr 1fr 1fr 1fr;
        gap: 2.5rem;
        padding-bottom: 2.5rem;
    }

    .footer-brand h3 {
        font-family: var(--font-display);
        font-size: 1.4rem;
        font-weight: 800;
        color: var(--gold-light);
        margin-bottom: 1rem;
    }

    .footer-brand p {
        color: var(--slate);
        font-size: 0.95rem;
        line-height: 1.7;
        margin-bottom: 1.25rem;
    }

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

    .footer-badges span {
        background: rgba(245, 158, 11, 0.1);
        border: 1px solid var(--border-gold);
        border-radius: 50px;
        padding: 0.35rem 1rem;
        font-size: 0.8rem;
        color: var(--gold-light);
    }

    .footer-col h4 {
        font-family: var(--font-display);
        font-size: 1.05rem;
        font-weight: 700;
        color: var(--ivory);
        margin-bottom: 1.25rem;
    }

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

    .footer-col li {
        margin-bottom: 0.75rem;
    }

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

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

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

    .footer-bottom p {
        color: var(--slate);
        font-size: 0.9rem;
        margin: 0;
    }

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

    .footer-payment span {
        background: var(--bg-dark);
        border: 1px solid var(--border-gold);
        border-radius: var(--radius-sm);
        padding: 0.35rem 1rem;
        font-size: 0.8rem;
        color: var(--gold-light);
    }

    /* Floating Action Button */
    .fab {
        position: fixed;
        left: 1rem;
        bottom: 6rem;
        z-index: 50;
        width: 56px;
        height: 56px;
        border-radius: 50%;
        background: radial-gradient(circle at 30% 30%, #0B2E1E, #03130C);
        border: 2px solid var(--gold);
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--gold-light);
        font-size: 1.6rem;
        box-shadow: 0 6px 25px rgba(245, 158, 11, 0.35);
        transition: all var(--transition-base);
        opacity: 0.8;
        animation: fabFloat 3s ease-in-out infinite;
    }

    .fab:hover {
        opacity: 1;
        transform: scale(1.1);
        box-shadow: 0 10px 35px rgba(245, 158, 11, 0.55);
    }

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

    /* Responsive */
    @media (max-width: 1024px) {
        .grid-4, .warning-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .grid-3, .related-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .footer-grid {
            grid-template-columns: 1fr 1fr;
        }
        .evidence-wrapper {
            grid-template-columns: 1fr;
        }
    }

    @media (max-width: 768px) {
        :root {
            --spacing-section: 3.5rem;
        }
        .grid-2, .grid-3, .grid-4, .key-points-grid, .warning-grid, .related-grid {
            grid-template-columns: 1fr;
        }
        .nav-menu {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            background: var(--bg-darker);
            flex-direction: column;
            padding: 1.5rem;
            gap: 1.25rem;
            border-bottom: 1px solid var(--border-gold);
        }
        .nav-menu.open {
            display: flex;
        }
        .nav-toggle {
            display: inline-flex;
        }
        .nav-actions {
            gap: 0.5rem;
        }
        .btn-sm {
            padding: 0.5rem 0.75rem;
            font-size: 0.8rem;
            min-height: 36px;
        }
        .article-hero h1 {
            font-size: 2rem;
        }
        .section-title {
            font-size: 1.75rem;
        }
        .footer-grid {
            grid-template-columns: 1fr;
        }
        .share-cta-inner {
            flex-direction: column;
            align-items: flex-start;
        }
    }

    @media (max-width: 520px) {
        :root {
            --spacing-section: 2.75rem;
        }
        .container {
            padding: 0 1rem;
        }
        .article-hero h1 {
            font-size: 1.6rem;
        }
        .article-meta {
            gap: 0.75rem;
            font-size: 0.85rem;
        }
        .article-content {
            font-size: 1rem;
        }
        .btn {
            padding: 0.75rem 1.25rem;
            font-size: 0.9rem;
            min-height: 44px;
        }
        .fab {
            width: 48px;
            height: 48px;
            left: 0.75rem;
            bottom: 5rem;
            font-size: 1.3rem;
        }
    }

/* roulang page: category1 */
:root {
            --bg-primary: #051F14;
            --bg-dark: #0B2E1E;
            --bg-darker: #03130C;
            --gold: #F59E0B;
            --gold-light: #FCD34D;
            --gold-pale: #FDE68A;
            --dragon-red: #DC2626;
            --ivory: #F8FAFC;
            --mint-gray: #D1FAE5;
            --olive-gold: #A3A375;
            --slate: #94A3B8;
            --border-gold: rgba(245, 158, 11, 0.3);
            --shadow-gold: 0 4px 24px rgba(245, 158, 11, 0.16);
            --shadow-dark: 0 12px 40px rgba(0, 0, 0, 0.45);
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 8px;
            --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            --font-display: 'Be Vietnam Pro', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            --spacing-section: 3.5rem;
            --transition-base: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

        * {
            box-sizing: border-box;
        }

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

        body {
            font-family: var(--font-body);
            background: var(--bg-darker);
            color: var(--ivory);
            line-height: 1.65;
            font-size: 16px;
            overflow-x: hidden;
            width: 100%;
            margin: 0;
        }

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

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

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

        button,
        .btn {
            cursor: pointer;
            font-family: var(--font-body);
            font-size: 1rem;
            font-weight: 600;
            border: none;
            border-radius: var(--radius-md);
            transition: all var(--transition-base);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            padding: 0.85rem 1.75rem;
            letter-spacing: 0.01em;
            min-height: 48px;
            text-align: center;
            line-height: 1.2;
        }

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

        .btn-gold {
            background: linear-gradient(135deg, #F59E0B 0%, #FCD34D 50%, #F59E0B 100%);
            color: #051F14;
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.35);
        }

        .btn-gold:hover {
            background: linear-gradient(135deg, #FCD34D 0%, #FDE68A 50%, #FCD34D 100%);
            color: #03130C;
            box-shadow: 0 6px 24px rgba(245, 158, 11, 0.5);
            transform: translateY(-2px);
        }

        .btn-gold:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(245, 158, 11, 0.3);
        }

        .btn-outline {
            background: transparent;
            color: var(--gold-light);
            border: 1.5px solid var(--border-gold);
        }

        .btn-outline:hover {
            background: rgba(245, 158, 11, 0.1);
            border-color: var(--gold);
            color: #FDE68A;
            transform: translateY(-2px);
        }

        .btn-red {
            background: linear-gradient(135deg, #DC2626 0%, #BE123C 100%);
            color: #fff;
            box-shadow: 0 4px 16px rgba(220, 38, 38, 0.35);
        }

        .btn-red:hover {
            box-shadow: 0 6px 24px rgba(220, 38, 38, 0.5);
            transform: translateY(-2px);
            color: #fff;
        }

        .btn-sm {
            padding: 0.55rem 1.25rem;
            font-size: 0.875rem;
            min-height: 40px;
        }

        .btn-login {
            background: transparent;
            color: var(--gold-light);
            border: 1.5px solid var(--border-gold);
            padding: 0.5rem 1.35rem;
            font-weight: 500;
            min-height: 40px;
        }

        .btn-login:hover {
            background: rgba(245, 158, 11, 0.1);
            border-color: var(--gold);
            color: #FDE68A;
        }

        .btn-signup {
            background: linear-gradient(135deg, #F59E0B 0%, #FCD34D 50%, #F59E0B 100%);
            color: #051F14;
            font-weight: 700;
            padding: 0.5rem 1.35rem;
            min-height: 40px;
            box-shadow: 0 2px 12px rgba(245, 158, 11, 0.35);
        }

        .btn-signup:hover {
            background: linear-gradient(135deg, #FCD34D 0%, #FDE68A 50%, #FCD34D 100%);
            color: #03130C;
            box-shadow: 0 4px 18px rgba(245, 158, 11, 0.5);
            transform: translateY(-1px);
        }

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

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

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

        .section-dark {
            background: var(--bg-darker);
        }

        .section-title {
            font-family: var(--font-display);
            font-size: 2rem;
            font-weight: 800;
            line-height: 1.3;
            letter-spacing: -0.02em;
            color: var(--ivory);
            margin-bottom: 1rem;
            text-align: left;
        }

        .section-subtitle {
            font-size: 1.075rem;
            color: var(--slate);
            margin-bottom: 2.5rem;
            text-align: left;
            line-height: 1.65;
            max-width: 720px;
        }

        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--gold);
            background: rgba(245, 158, 11, 0.1);
            border: 1px solid var(--border-gold);
            border-radius: 50px;
            padding: 0.4rem 1.1rem;
            margin-bottom: 1rem;
        }

        /* Grid helpers */
        .grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 2rem;
        }

        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.75rem;
        }

        .grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
        }

        /* Cards */
        .card {
            background: var(--bg-dark);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-gold);
            padding: 1.75rem 1.5rem;
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-dark);
        }

        .card:hover {
            border-color: var(--gold);
            box-shadow: 0 8px 32px rgba(245, 158, 11, 0.2);
            transform: translateY(-3px);
        }

        .card-accent {
            border-top: 3px solid var(--gold);
        }

        .card-red-accent {
            border-top: 3px solid var(--dragon-red);
        }

        /* Badge */
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            font-size: 0.75rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            padding: 0.35rem 0.9rem;
            border-radius: 50px;
            border: 1px solid;
            line-height: 1.2;
        }

        .badge-danger {
            color: #FCA5A5;
            background: rgba(220, 38, 38, 0.12);
            border-color: rgba(220, 38, 38, 0.4);
        }

        .badge-warning {
            color: var(--gold-light);
            background: rgba(245, 158, 11, 0.12);
            border-color: var(--border-gold);
        }

        .badge-safe {
            color: var(--mint-gray);
            background: rgba(16, 185, 129, 0.12);
            border-color: rgba(16, 185, 129, 0.4);
        }

        /* Header / Nav */
        .site-header {
            background: rgba(5, 31, 20, 0.95);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(245, 158, 11, 0.15);
            position: sticky;
            top: 0;
            z-index: 100;
            width: 100%;
        }

        .nav-wrap {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0.9rem 0;
            flex-wrap: wrap;
            gap: 0.75rem;
        }

        .nav-logo {
            display: flex;
            flex-direction: column;
            line-height: 1.1;
            font-family: var(--font-display);
            font-weight: 800;
            font-size: 1.15rem;
            color: var(--gold-light);
            letter-spacing: -0.01em;
        }

        .nav-logo span {
            font-size: 0.7rem;
            font-weight: 500;
            color: var(--olive-gold);
            letter-spacing: 0.02em;
            text-transform: uppercase;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            list-style: none;
            margin: 0;
            padding: 0;
            gap: 0.5rem;
            flex-wrap: wrap;
        }

        .nav-menu li {
            margin: 0;
        }

        .nav-menu a {
            display: inline-block;
            padding: 0.5rem 0.9rem;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--slate);
            border-radius: var(--radius-sm);
            transition: all var(--transition-base);
            white-space: nowrap;
        }

        .nav-menu a:hover {
            color: var(--gold-light);
            background: rgba(245, 158, 11, 0.08);
        }

        .nav-menu a.active {
            color: var(--gold-light);
            background: rgba(245, 158, 11, 0.14);
            border-left: 3px solid var(--gold);
            font-weight: 700;
        }

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

        .nav-toggle {
            display: none;
            background: transparent;
            color: var(--gold-light);
            font-size: 1.35rem;
            min-height: 44px;
            padding: 0.4rem 0.75rem;
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-sm);
            cursor: pointer;
        }

        /* Hero section for category */
        .hero-cat {
            position: relative;
            background: var(--bg-darker);
            padding: 4rem 0 3rem;
            overflow: hidden;
            border-bottom: 1px solid rgba(245, 158, 11, 0.12);
        }

        .hero-cat-bg {
            position: absolute;
            inset: 0;
            background: url('/assets/images/51b4a4354d08f842.jpg') center/cover no-repeat;
            opacity: 0.22;
            filter: brightness(0.5);
            z-index: 0;
        }

        .hero-cat-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(3, 19, 12, 0.92) 0%, rgba(5, 31, 20, 0.75) 40%, rgba(11, 46, 30, 0.55) 100%);
            z-index: 1;
        }

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

        .hero-cat-content {
            max-width: 800px;
            display: flex;
            flex-direction: column;
            align-items: flex-start;
            gap: 1.25rem;
        }

        .hero-cat h1 {
            font-family: var(--font-display);
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.02em;
            color: var(--ivory);
            margin: 0;
        }

        .hero-cat .hero-sub {
            font-size: 1.15rem;
            color: var(--mint-gray);
            line-height: 1.65;
            max-width: 680px;
            margin: 0;
        }

        .hero-cat .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 0.75rem;
            margin-top: 0.5rem;
        }

        .hero-cat .hero-meta span {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            font-size: 0.85rem;
            color: var(--slate);
            padding: 0.35rem 0.9rem;
            border: 1px solid rgba(245, 158, 11, 0.2);
            border-radius: 50px;
            background: rgba(5, 31, 20, 0.6);
        }

        /* Content sections */
        .content-block {
            background: var(--bg-dark);
            border-radius: var(--radius-lg);
            border: 1px solid rgba(245, 158, 11, 0.18);
            padding: 2rem 2.25rem;
            margin-bottom: 1.75rem;
            transition: all var(--transition-base);
        }

        .content-block:hover {
            border-color: rgba(245, 158, 11, 0.4);
        }

        .content-block h3 {
            font-family: var(--font-display);
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--gold-light);
            margin-bottom: 0.75rem;
            line-height: 1.3;
        }

        .content-block p {
            color: var(--slate);
            line-height: 1.65;
            margin: 0 0 1rem;
        }

        .content-block p:last-child {
            margin-bottom: 0;
        }

        /* Icon boxes */
        .icon-box {
            display: flex;
            align-items: flex-start;
            gap: 1.1rem;
            padding: 1.25rem 1.5rem;
            background: rgba(5, 31, 20, 0.6);
            border-radius: var(--radius-md);
            border: 1px solid rgba(245, 158, 11, 0.16);
            transition: all var(--transition-base);
        }

        .icon-box:hover {
            border-color: rgba(245, 158, 11, 0.4);
            background: rgba(5, 31, 20, 0.85);
        }

        .icon-box .icon {
            flex-shrink: 0;
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            background: rgba(245, 158, 11, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.35rem;
            color: var(--gold-light);
            border: 1px solid var(--border-gold);
        }

        .icon-box .icon.red {
            background: rgba(220, 38, 38, 0.12);
            border-color: rgba(220, 38, 38, 0.35);
            color: #FCA5A5;
        }

        .icon-box h4 {
            font-family: var(--font-display);
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--ivory);
            margin: 0 0 0.35rem;
            line-height: 1.3;
        }

        .icon-box p {
            font-size: 0.9rem;
            color: var(--slate);
            line-height: 1.55;
            margin: 0;
        }

        /* Compare table */
        .compare-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            margin-top: 1rem;
        }

        .compare-col {
            background: var(--bg-dark);
            border-radius: var(--radius-lg);
            border: 1px solid rgba(245, 158, 11, 0.15);
            padding: 1.75rem;
        }

        .compare-col.danger {
            border-color: rgba(220, 38, 38, 0.35);
            background: rgba(43, 4, 4, 0.4);
        }

        .compare-col.safe {
            border-color: rgba(16, 185, 129, 0.3);
            background: rgba(3, 19, 12, 0.75);
        }

        .compare-col h3 {
            font-family: var(--font-display);
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 1rem;
            line-height: 1.3;
        }

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

        .compare-col ul li {
            padding: 0.55rem 0;
            font-size: 0.925rem;
            color: var(--slate);
            display: flex;
            align-items: flex-start;
            gap: 0.5rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }

        .compare-col ul li:last-child {
            border-bottom: none;
        }

        .compare-col ul li i {
            margin-top: 0.2rem;
            flex-shrink: 0;
        }

        /* News list */
        .news-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }

        .news-card {
            background: var(--bg-dark);
            border-radius: var(--radius-lg);
            border: 1px solid rgba(245, 158, 11, 0.15);
            overflow: hidden;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-dark);
            display: flex;
            flex-direction: column;
        }

        .news-card:hover {
            border-color: var(--gold);
            transform: translateY(-3px);
            box-shadow: 0 8px 28px rgba(245, 158, 11, 0.18);
        }

        .news-card-img {
            height: 160px;
            overflow: hidden;
            background: var(--bg-primary);
            position: relative;
        }

        .news-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .news-card:hover .news-card-img img {
            transform: scale(1.04);
        }

        .news-card-body {
            padding: 1.15rem 1.25rem;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .news-card-body h3 {
            font-family: var(--font-display);
            font-size: 1rem;
            font-weight: 700;
            color: var(--ivory);
            margin: 0 0 0.5rem;
            line-height: 1.4;
        }

        .news-card-body h3 a {
            color: inherit;
            transition: color var(--transition-base);
        }

        .news-card-body h3 a:hover {
            color: var(--gold-light);
        }

        .news-card-body p {
            font-size: 0.875rem;
            color: var(--slate);
            line-height: 1.55;
            margin: 0 0 0.75rem;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-card-meta {
            margin-top: auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.8rem;
            color: var(--olive-gold);
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 0.7rem;
        }

        .news-card-meta span {
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 1rem;
            max-width: 820px;
        }

        .faq-item {
            background: var(--bg-dark);
            border-radius: var(--radius-md);
            border: 1px solid rgba(245, 158, 11, 0.15);
            overflow: hidden;
            transition: all var(--transition-base);
        }

        .faq-item:hover {
            border-color: rgba(245, 158, 11, 0.35);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            padding: 1.15rem 1.5rem;
            cursor: pointer;
            font-weight: 600;
            font-size: 0.98rem;
            color: var(--ivory);
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
            font-family: var(--font-body);
            line-height: 1.4;
            min-height: 0;
            letter-spacing: 0;
        }

        .faq-question:hover {
            background: rgba(245, 158, 11, 0.06);
            color: var(--gold-light);
        }

        .faq-question i {
            flex-shrink: 0;
            color: var(--gold);
            font-size: 1rem;
            transition: transform var(--transition-base);
        }

        .faq-answer {
            padding: 0 1.5rem 1.25rem;
            font-size: 0.925rem;
            color: var(--slate);
            line-height: 1.65;
            display: none;
        }

        .faq-answer.show {
            display: block;
        }

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

        /* CTA strip */
        .cta-strip {
            background: linear-gradient(135deg, rgba(245, 158, 11, 0.12) 0%, rgba(5, 31, 20, 0.95) 40%, rgba(5, 31, 20, 0.95) 100%);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            padding: 2.5rem 2rem;
            text-align: left;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 1.5rem;
        }

        .cta-strip h3 {
            font-family: var(--font-display);
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--ivory);
            margin: 0 0 0.5rem;
            line-height: 1.3;
        }

        .cta-strip p {
            color: var(--slate);
            margin: 0;
            font-size: 0.95rem;
            line-height: 1.55;
        }

        /* Footer */
        .site-footer {
            background: var(--bg-darker);
            border-top: 1px solid rgba(245, 158, 11, 0.15);
            padding: 3.5rem 0 1.5rem;
            margin-top: 2rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 2.5rem;
            margin-bottom: 2.5rem;
        }

        .footer-brand h3 {
            font-family: var(--font-display);
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--gold-light);
            margin: 0 0 0.75rem;
        }

        .footer-brand p {
            font-size: 0.9rem;
            color: var(--slate);
            line-height: 1.6;
            margin: 0 0 1rem;
        }

        .footer-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
        }

        .footer-badges span {
            font-size: 0.75rem;
            color: var(--mint-gray);
            background: rgba(16, 185, 129, 0.08);
            border: 1px solid rgba(16, 185, 129, 0.25);
            padding: 0.3rem 0.7rem;
            border-radius: 50px;
        }

        .footer-col h4 {
            font-family: var(--font-display);
            font-size: 1rem;
            font-weight: 700;
            color: var(--ivory);
            margin: 0 0 1rem;
        }

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

        .footer-col ul li {
            margin-bottom: 0.6rem;
        }

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

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 1.5rem;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
        }

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

        .footer-payment {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
        }

        .footer-payment span {
            font-size: 0.72rem;
            color: var(--slate);
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            padding: 0.3rem 0.7rem;
            border-radius: 4px;
        }

        /* FAB */
        .fab-left {
            position: fixed;
            left: 1rem;
            bottom: 6rem;
            z-index: 90;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, #FDE68A 0%, #F59E0B 40%, #B45309 100%);
            border: 2px solid var(--gold);
            box-shadow: 0 6px 25px rgba(245, 158, 11, 0.35);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #051F14;
            font-size: 1.3rem;
            cursor: pointer;
            opacity: 0.8;
            transition: all var(--transition-base);
            animation: fabFloat 3s ease-in-out infinite;
        }

        .fab-left:hover {
            opacity: 1;
            scale: 1.1;
            box-shadow: 0 8px 32px rgba(245, 158, 11, 0.55);
            animation-play-state: paused;
        }

        .fab-left:active {
            scale: 0.92;
            translate: 0 4px;
        }

        .fab-left .fab-dot {
            position: absolute;
            top: -2px;
            right: -2px;
            width: 14px;
            height: 14px;
            background: var(--dragon-red);
            border-radius: 50%;
            border: 2px solid #fff;
            box-shadow: 0 0 10px rgba(220, 38, 38, 0.6);
        }

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

        /* Responsive */
        @media (max-width: 1024px) {
            .grid-3 {
                grid-template-columns: repeat(2, 1fr);
            }
            .grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-list {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .hero-cat h1 {
                font-size: 2.2rem;
            }
        }

        @media (max-width: 768px) {
            :root {
                --spacing-section: 2.5rem;
            }
            .nav-wrap {
                flex-wrap: wrap;
            }
            .nav-toggle {
                display: inline-flex;
                align-items: center;
                justify-content: center;
            }
            .nav-menu {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                gap: 0.25rem;
                padding: 0.75rem 0 0;
                order: 10;
            }
            .nav-menu.show {
                display: flex;
            }
            .nav-menu a {
                display: block;
                padding: 0.7rem 1rem;
                font-size: 0.95rem;
                border-radius: var(--radius-sm);
            }
            .nav-menu a.active {
                border-left: 3px solid var(--gold);
                border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            }
            .nav-actions {
                margin-left: auto;
            }
            .grid-2,
            .grid-3,
            .grid-4,
            .compare-wrap {
                grid-template-columns: 1fr;
            }
            .news-list {
                grid-template-columns: 1fr;
            }
            .hero-cat {
                padding: 2.5rem 0 2rem;
            }
            .hero-cat h1 {
                font-size: 1.8rem;
            }
            .hero-cat .hero-sub {
                font-size: 1rem;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .cta-strip {
                flex-direction: column;
                align-items: flex-start;
                padding: 1.75rem 1.5rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.75rem;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .content-block {
                padding: 1.5rem 1.25rem;
            }
            .fab-left {
                bottom: 4.5rem;
                left: 0.75rem;
                width: 48px;
                height: 48px;
                font-size: 1.1rem;
            }
            .btn-sm {
                padding: 0.45rem 0.9rem;
                font-size: 0.8rem;
                min-height: 36px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 1rem;
            }
            .hero-cat h1 {
                font-size: 1.55rem;
            }
            .section-title {
                font-size: 1.45rem;
            }
            .nav-logo {
                font-size: 1rem;
            }
            .nav-logo span {
                font-size: 0.65rem;
            }
            .nav-actions .btn-login {
                padding: 0.4rem 0.8rem;
                font-size: 0.75rem;
                min-height: 36px;
            }
            .nav-actions .btn-signup {
                padding: 0.4rem 0.8rem;
                font-size: 0.75rem;
                min-height: 36px;
            }
            .icon-box {
                padding: 1rem 1.1rem;
                gap: 0.85rem;
            }
            .icon-box .icon {
                width: 40px;
                height: 40px;
                font-size: 1.1rem;
            }
            .icon-box h4 {
                font-size: 0.95rem;
            }
            .faq-question {
                padding: 1rem 1.1rem;
                font-size: 0.9rem;
            }
            .faq-answer {
                padding: 0 1.1rem 1rem;
                font-size: 0.85rem;
            }
        }

/* roulang page: category2 */
:root {
            --bg-primary: #051F14;
            --bg-dark: #0B2E1E;
            --bg-darker: #03130C;
            --gold: #F59E0B;
            --gold-light: #FCD34D;
            --gold-pale: #FDE68A;
            --dragon-red: #DC2626;
            --ivory: #F8FAFC;
            --mint-gray: #D1FAE5;
            --olive-gold: #A3A375;
            --slate: #94A3B8;
            --border-gold: rgba(245, 158, 11, 0.3);
            --shadow-gold: 0 4px 24px rgba(245, 158, 11, 0.16);
            --shadow-dark: 0 12px 40px rgba(0, 0, 0, 0.45);
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 8px;
            --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            --font-display: 'Be Vietnam Pro', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            --spacing-section: 4.5rem;
            --transition-base: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        body {
            font-family: var(--font-body);
            background: var(--bg-darker);
            color: var(--ivory);
            line-height: 1.6;
            font-size: 16px;
            overflow-x: hidden;
            width: 100%;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-base), opacity var(--transition-base);
        }
        a:hover {
            color: var(--gold-light);
        }

        button,
        .btn {
            cursor: pointer;
            font-family: var(--font-body);
            font-size: 1rem;
            font-weight: 600;
            border: none;
            border-radius: var(--radius-md);
            transition: all var(--transition-base);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            padding: 0.85rem 1.75rem;
            letter-spacing: 0.01em;
            min-height: 48px;
            text-align: center;
            line-height: 1.2;
        }

        button:focus,
        .btn:focus,
        a:focus,
        input:focus,
        select:focus,
        textarea:focus {
            outline: 2px solid var(--gold);
            outline-offset: 2px;
        }

        .btn-gold {
            background: linear-gradient(135deg, #F59E0B 0%, #FCD34D 50%, #F59E0B 100%);
            color: #051F14;
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.35);
        }
        .btn-gold:hover {
            background: linear-gradient(135deg, #FCD34D 0%, #FDE68A 50%, #FCD34D 100%);
            color: #03130C;
            box-shadow: 0 6px 24px rgba(245, 158, 11, 0.5);
            transform: translateY(-2px);
        }
        .btn-gold:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(245, 158, 11, 0.3);
        }

        .btn-outline {
            background: transparent;
            color: var(--gold-light);
            border: 1.5px solid var(--border-gold);
        }
        .btn-outline:hover {
            background: rgba(245, 158, 11, 0.1);
            border-color: var(--gold);
            color: #FDE68A;
            transform: translateY(-2px);
        }

        .btn-red {
            background: linear-gradient(135deg, #DC2626 0%, #BE123C 100%);
            color: #fff;
            box-shadow: 0 4px 16px rgba(220, 38, 38, 0.35);
        }
        .btn-red:hover {
            box-shadow: 0 6px 24px rgba(220, 38, 38, 0.5);
            transform: translateY(-2px);
            color: #fff;
        }

        .btn-sm {
            padding: 0.55rem 1.2rem;
            font-size: 0.9rem;
            min-height: 42px;
            border-radius: 10px;
        }

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

        .section {
            padding: var(--spacing-section) 0;
            position: relative;
        }
        .section-alt {
            background: var(--bg-primary);
        }
        .section-dark {
            background: var(--bg-darker);
        }

        .section-title {
            font-family: var(--font-display);
            font-size: 2.15rem;
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.02em;
            color: var(--ivory);
            margin-bottom: 1rem;
            text-align: left;
        }
        .section-subtitle {
            font-size: 1.1rem;
            color: var(--slate);
            margin-bottom: 2.5rem;
            text-align: left;
            line-height: 1.6;
            max-width: 720px;
        }
        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--gold);
            background: rgba(245, 158, 11, 0.1);
            border: 1px solid var(--border-gold);
            border-radius: 50px;
            padding: 0.4rem 1.1rem;
            margin-bottom: 1rem;
        }

        .grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 2.25rem;
        }
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 2rem;
        }
        .grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.75rem;
        }

        .card {
            background: var(--bg-dark);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-gold);
            padding: 2rem 1.75rem;
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-dark);
        }
        .card:hover {
            border-color: var(--gold);
            box-shadow: 0 8px 32px rgba(245, 158, 11, 0.18);
            transform: translateY(-4px);
        }

        .card .card-icon {
            width: 56px;
            height: 56px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            color: var(--gold-light);
            background: rgba(245, 158, 11, 0.1);
            border: 1px solid var(--border-gold);
            margin-bottom: 1.2rem;
        }
        .card h3 {
            font-family: var(--font-display);
            font-size: 1.35rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
            color: var(--ivory);
            letter-spacing: -0.01em;
        }
        .card p {
            font-size: 0.95rem;
            color: var(--slate);
            line-height: 1.6;
            margin-bottom: 0;
        }

        .tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.07em;
            padding: 0.3rem 0.9rem;
            border-radius: 50px;
            border: 1px solid;
        }
        .tag-red {
            color: #FCA5A5;
            background: rgba(220, 38, 38, 0.12);
            border-color: rgba(220, 38, 38, 0.35);
        }
        .tag-gold {
            color: var(--gold-light);
            background: rgba(245, 158, 11, 0.12);
            border-color: var(--border-gold);
        }
        .tag-mint {
            color: var(--mint-gray);
            background: rgba(16, 185, 129, 0.12);
            border-color: rgba(16, 185, 129, 0.3);
        }

        /* Navigation */
        .site-header {
            background: rgba(3, 19, 12, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(245, 158, 11, 0.15);
            position: sticky;
            top: 0;
            z-index: 100;
            padding: 0.85rem 0;
        }
        .nav-wrap {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.5rem;
            flex-wrap: wrap;
        }
        .nav-logo {
            display: flex;
            flex-direction: column;
            font-family: var(--font-display);
            font-weight: 800;
            font-size: 1.2rem;
            color: var(--gold-light);
            letter-spacing: -0.01em;
            line-height: 1.2;
        }
        .nav-logo span {
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--slate);
            letter-spacing: 0.02em;
        }
        .nav-logo:hover {
            color: var(--gold);
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 0.25rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-menu li a {
            display: block;
            padding: 0.55rem 1rem;
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--slate);
            border-radius: 9px;
            transition: all var(--transition-base);
            white-space: nowrap;
        }
        .nav-menu li a:hover {
            color: var(--gold-light);
            background: rgba(245, 158, 11, 0.08);
        }
        .nav-menu li a.active {
            color: var(--gold-light);
            background: rgba(245, 158, 11, 0.14);
            border: 1px solid var(--border-gold);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .btn-login {
            background: transparent;
            color: var(--gold-light);
            border: 1px solid var(--border-gold);
        }
        .btn-login:hover {
            background: rgba(245, 158, 11, 0.1);
            color: #FDE68A;
        }
        .btn-signup {
            background: linear-gradient(135deg, #F59E0B 0%, #FCD34D 50%, #F59E0B 100%);
            color: #051F14;
            box-shadow: 0 4px 14px rgba(245, 158, 11, 0.3);
        }
        .btn-signup:hover {
            background: linear-gradient(135deg, #FCD34D 0%, #FDE68A 50%, #FCD34D 100%);
            color: #03130C;
            box-shadow: 0 6px 20px rgba(245, 158, 11, 0.45);
            transform: translateY(-2px);
        }
        .nav-toggle {
            display: none;
            background: transparent;
            color: var(--gold-light);
            border: 1px solid var(--border-gold);
            border-radius: 8px;
            padding: 0.5rem 0.8rem;
            font-size: 1.2rem;
            min-height: 44px;
        }

        /* Hero */
        .hero {
            background: linear-gradient(160deg, rgba(5, 31, 20, 0.92) 0%, rgba(3, 19, 12, 0.97) 60%), url('/assets/images/51b4a4354d08f842.jpg') center/cover no-repeat;
            padding: 4rem 0 3.5rem;
            position: relative;
            border-bottom: 1px solid rgba(245, 158, 11, 0.15);
        }
        .hero-content {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 3rem;
            align-items: center;
        }
        .hero-badge-row {
            display: flex;
            gap: 0.6rem;
            flex-wrap: wrap;
            margin-bottom: 1.25rem;
        }
        .hero h1 {
            font-family: var(--font-display);
            font-size: 2.75rem;
            font-weight: 900;
            line-height: 1.18;
            letter-spacing: -0.025em;
            color: #fff;
            margin-bottom: 1.25rem;
            text-align: left;
        }
        .hero h1 .highlight {
            color: var(--gold-light);
            text-shadow: 0 0 28px rgba(245, 158, 11, 0.45);
        }
        .hero-subtitle {
            font-size: 1.15rem;
            color: var(--mint-gray);
            line-height: 1.65;
            margin-bottom: 2rem;
            max-width: 620px;
            text-align: left;
        }
        .hero-actions {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }
        .hero-stats {
            display: flex;
            gap: 1.5rem;
            flex-wrap: wrap;
            margin-top: 2.5rem;
            padding-top: 1.75rem;
            border-top: 1px solid rgba(245, 158, 11, 0.18);
        }
        .hero-stat {
            text-align: left;
        }
        .hero-stat strong {
            display: block;
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--gold-light);
            letter-spacing: -0.02em;
        }
        .hero-stat span {
            font-size: 0.85rem;
            color: var(--slate);
        }
        .hero-visual {
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .hero-visual-box {
            background: var(--bg-dark);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-gold);
            padding: 2rem;
            box-shadow: var(--shadow-dark);
            width: 100%;
            max-width: 420px;
            position: relative;
        }
        .hero-visual-box img {
            border-radius: var(--radius-md);
            margin-bottom: 1.5rem;
            width: 100%;
            object-fit: cover;
            aspect-ratio: 16/10;
        }
        .hero-visual-box h4 {
            font-family: var(--font-display);
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--ivory);
            margin-bottom: 0.5rem;
        }
        .hero-visual-box p {
            font-size: 0.9rem;
            color: var(--slate);
            margin-bottom: 1rem;
        }
        .hero-visual-box .shield-row {
            display: flex;
            gap: 0.5rem;
            flex-wrap: wrap;
        }

        /* Stats strip */
        .stats-strip {
            background: var(--bg-primary);
            border-bottom: 1px solid rgba(245, 158, 11, 0.12);
            padding: 2rem 0;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
        }
        .stat-item {
            text-align: left;
            padding: 1.25rem 1.5rem;
            background: rgba(245, 158, 11, 0.04);
            border-radius: var(--radius-md);
            border: 1px solid rgba(245, 158, 11, 0.12);
        }
        .stat-item strong {
            display: block;
            font-size: 2rem;
            font-weight: 800;
            color: var(--gold-light);
            letter-spacing: -0.02em;
            margin-bottom: 0.3rem;
        }
        .stat-item span {
            font-size: 0.88rem;
            color: var(--slate);
        }

        /* Risk cards */
        .risk-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 2rem;
        }
        .risk-card {
            background: var(--bg-dark);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-gold);
            padding: 2rem 1.75rem;
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-dark);
        }
        .risk-card:hover {
            border-color: var(--gold);
            box-shadow: 0 8px 32px rgba(245, 158, 11, 0.18);
            transform: translateY(-4px);
        }
        .risk-card .risk-header {
            display: flex;
            align-items: center;
            gap: 0.9rem;
            margin-bottom: 1rem;
        }
        .risk-card .risk-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--dragon-red);
            background: rgba(220, 38, 38, 0.1);
            border: 1px solid rgba(220, 38, 38, 0.3);
        }
        .risk-card h3 {
            font-family: var(--font-display);
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--ivory);
            margin-bottom: 0;
            letter-spacing: -0.01em;
        }
        .risk-card p {
            font-size: 0.95rem;
            color: var(--slate);
            line-height: 1.6;
            margin-bottom: 1rem;
        }
        .risk-card ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .risk-card ul li {
            font-size: 0.9rem;
            color: var(--mint-gray);
            padding: 0.4rem 0;
            padding-left: 1.5rem;
            position: relative;
            line-height: 1.5;
        }
        .risk-card ul li::before {
            content: '⚠';
            position: absolute;
            left: 0;
            top: 0.4rem;
            color: var(--gold);
            font-size: 0.85rem;
        }

        /* Scenario */
        .scenario-box {
            background: var(--bg-dark);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-gold);
            padding: 2.5rem 2rem;
            box-shadow: var(--shadow-dark);
            position: relative;
        }
        .scenario-box .scenario-img {
            border-radius: var(--radius-md);
            margin-bottom: 1.75rem;
            overflow: hidden;
            aspect-ratio: 21/9;
            object-fit: cover;
        }
        .scenario-box h3 {
            font-family: var(--font-display);
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--ivory);
            margin-bottom: 1rem;
            letter-spacing: -0.02em;
        }
        .scenario-box p {
            font-size: 1rem;
            color: var(--slate);
            line-height: 1.65;
            margin-bottom: 0;
        }

        /* Steps */
        .steps-list {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }
        .step-item {
            display: flex;
            gap: 1.25rem;
            align-items: flex-start;
            background: var(--bg-dark);
            border-radius: var(--radius-md);
            border: 1px solid rgba(245, 158, 11, 0.15);
            padding: 1.5rem 1.75rem;
            transition: all var(--transition-base);
        }
        .step-item:hover {
            border-color: var(--border-gold);
            background: var(--bg-primary);
        }
        .step-num {
            flex-shrink: 0;
            width: 44px;
            height: 44px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            font-weight: 800;
            color: #051F14;
            background: linear-gradient(135deg, #F59E0B 0%, #FCD34D 100%);
            box-shadow: 0 3px 10px rgba(245, 158, 11, 0.3);
        }
        .step-item h4 {
            font-family: var(--font-display);
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--ivory);
            margin-bottom: 0.4rem;
        }
        .step-item p {
            font-size: 0.92rem;
            color: var(--slate);
            line-height: 1.6;
            margin-bottom: 0;
        }

        /* News list */
        .news-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1.75rem;
        }
        .news-card {
            background: var(--bg-dark);
            border-radius: var(--radius-lg);
            border: 1px solid rgba(245, 158, 11, 0.16);
            padding: 1.75rem;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-dark);
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
        }
        .news-card:hover {
            border-color: var(--gold);
            box-shadow: 0 6px 24px rgba(245, 158, 11, 0.16);
            transform: translateY(-3px);
        }
        .news-card .news-meta {
            display: flex;
            gap: 0.8rem;
            align-items: center;
            flex-wrap: wrap;
        }
        .news-card .news-meta span {
            font-size: 0.78rem;
            color: var(--slate);
            font-weight: 600;
        }
        .news-card h4 {
            font-family: var(--font-display);
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--ivory);
            margin-bottom: 0;
            line-height: 1.4;
        }
        .news-card p {
            font-size: 0.9rem;
            color: var(--slate);
            line-height: 1.55;
            margin-bottom: 0;
        }
        .news-card a.read-more {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--gold-light);
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }
        .news-card a.read-more:hover {
            color: #FDE68A;
        }
        .news-empty {
            text-align: left;
            padding: 2rem 1.75rem;
            background: var(--bg-dark);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-gold);
            color: var(--slate);
            font-size: 0.95rem;
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .faq-item {
            background: var(--bg-dark);
            border-radius: var(--radius-md);
            border: 1px solid rgba(245, 158, 11, 0.16);
            overflow: hidden;
            transition: all var(--transition-base);
        }
        .faq-item:hover {
            border-color: var(--border-gold);
        }
        .faq-item summary {
            font-family: var(--font-display);
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--ivory);
            padding: 1.25rem 1.75rem;
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::after {
            content: '+';
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--gold);
            transition: transform var(--transition-base);
        }
        .faq-item[open] summary::after {
            content: '−';
            transform: rotate(180deg);
        }
        .faq-item .faq-answer {
            padding: 0 1.75rem 1.25rem;
            font-size: 0.92rem;
            color: var(--slate);
            line-height: 1.65;
        }

        /* CTA band */
        .cta-band {
            background: linear-gradient(135deg, #F59E0B 0%, #FCD34D 50%, #D97706 100%);
            border-radius: var(--radius-lg);
            padding: 3rem 2.5rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 2rem;
            flex-wrap: wrap;
            box-shadow: 0 8px 32px rgba(245, 158, 11, 0.3);
        }
        .cta-band h3 {
            font-family: var(--font-display);
            font-size: 1.8rem;
            font-weight: 900;
            color: #051F14;
            margin-bottom: 0.5rem;
            letter-spacing: -0.02em;
        }
        .cta-band p {
            font-size: 1rem;
            color: #3B2503;
            margin-bottom: 0;
            max-width: 520px;
            line-height: 1.55;
        }
        .cta-band .btn-dark {
            background: #051F14;
            color: var(--gold-light);
            padding: 0.9rem 1.9rem;
            border-radius: var(--radius-md);
            font-weight: 700;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
            flex-shrink: 0;
        }
        .cta-band .btn-dark:hover {
            background: #03130C;
            color: #FDE68A;
            transform: translateY(-2px);
            box-shadow: 0 6px 24px rgba(0, 0, 0, 0.35);
        }

        /* Footer */
        .site-footer {
            background: var(--bg-darker);
            border-top: 1px solid rgba(245, 158, 11, 0.2);
            padding: 3.5rem 0 1.75rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 2.5rem;
            margin-bottom: 2.5rem;
        }
        .footer-brand h3 {
            font-family: var(--font-display);
            font-size: 1.25rem;
            font-weight: 800;
            color: var(--gold-light);
            margin-bottom: 0.75rem;
        }
        .footer-brand p {
            font-size: 0.88rem;
            color: var(--slate);
            line-height: 1.6;
        }
        .footer-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
            margin-top: 1rem;
        }
        .footer-badges span {
            font-size: 0.75rem;
            color: var(--mint-gray);
            background: rgba(245, 158, 11, 0.08);
            border: 1px solid var(--border-gold);
            border-radius: 50px;
            padding: 0.3rem 0.8rem;
        }
        .footer-col h4 {
            font-family: var(--font-display);
            font-size: 1rem;
            font-weight: 700;
            color: var(--ivory);
            margin-bottom: 1rem;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 0.5rem;
        }
        .footer-col ul li a {
            font-size: 0.88rem;
            color: var(--slate);
        }
        .footer-col ul li a:hover {
            color: var(--gold-light);
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.5rem;
            flex-wrap: wrap;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(245, 158, 11, 0.14);
        }
        .footer-bottom p {
            font-size: 0.82rem;
            color: var(--slate);
            margin-bottom: 0;
        }
        .footer-payment {
            display: flex;
            gap: 0.8rem;
            flex-wrap: wrap;
        }
        .footer-payment span {
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--mint-gray);
            background: rgba(245, 158, 11, 0.08);
            border: 1px solid var(--border-gold);
            border-radius: 6px;
            padding: 0.3rem 0.7rem;
        }

        /* FAB */
        .fab {
            position: fixed;
            left: 1rem;
            bottom: 6rem;
            z-index: 50;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            background: radial-gradient(circle at 30% 25%, #F59E0B 0%, #B45309 60%, #78350F 100%);
            border: 2px solid #F59E0B;
            color: #fff;
            font-size: 1.3rem;
            box-shadow: 0 6px 25px rgba(245, 158, 11, 0.35);
            opacity: 0.82;
            transition: all var(--transition-base);
            cursor: pointer;
            animation: fab-breathe 3s ease-in-out infinite;
        }
        .fab:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 8px 32px rgba(245, 158, 11, 0.55);
        }
        .fab:active {
            transform: scale(0.95) translateY(2px);
        }
        .fab .fab-notif {
            position: absolute;
            top: -2px;
            right: -2px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--dragon-red);
            border: 2px solid #fff;
            box-shadow: 0 0 12px rgba(220, 38, 38, 0.6);
        }
        @keyframes fab-breathe {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-5px); }
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-content {
                grid-template-columns: 1fr;
                gap: 2.5rem;
            }
            .grid-3 {
                grid-template-columns: repeat(2, 1fr);
            }
            .grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-list {
                grid-template-columns: 1fr;
            }
            .risk-grid {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 768px) {
            :root {
                --spacing-section: 3rem;
            }
            .section-title {
                font-size: 1.75rem;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .hero-subtitle {
                font-size: 1rem;
            }
            .grid-2 {
                grid-template-columns: 1fr;
            }
            .grid-3 {
                grid-template-columns: 1fr;
            }
            .grid-4 {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1rem;
            }
            .nav-wrap {
                gap: 1rem;
            }
            .nav-menu {
                display: none;
                flex-direction: column;
                width: 100%;
                gap: 0.4rem;
                padding: 1rem 0;
                background: var(--bg-darker);
                border-radius: var(--radius-md);
                border: 1px solid var(--border-gold);
                margin-top: 0.8rem;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu li a {
                padding: 0.8rem 1.2rem;
                text-align: left;
            }
            .nav-actions {
                width: 100%;
                justify-content: center;
                gap: 0.7rem;
            }
            .nav-toggle {
                display: block;
            }
            .nav-wrap {
                flex-wrap: wrap;
            }
            .cta-band {
                flex-direction: column;
                text-align: left;
                padding: 2rem 1.5rem;
            }
            .cta-band h3 {
                font-size: 1.5rem;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }
        @media (max-width: 520px) {
            :root {
                --spacing-section: 2.25rem;
            }
            .container {
                padding: 0 1rem;
            }
            .hero {
                padding: 2.5rem 0 2.5rem;
            }
            .hero h1 {
                font-size: 1.6rem;
            }
            .hero-stats {
                flex-direction: column;
                gap: 1rem;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .card {
                padding: 1.5rem 1.25rem;
            }
            .risk-card {
                padding: 1.5rem 1.25rem;
            }
            .step-item {
                flex-direction: column;
                gap: 0.75rem;
                padding: 1.25rem;
            }
            .fab {
                width: 48px;
                height: 48px;
                font-size: 1.1rem;
                bottom: 5rem;
                left: 0.75rem;
            }
        }

/* roulang page: category3 */
:root {
            --bg-primary: #051F14;
            --bg-dark: #0B2E1E;
            --bg-darker: #03130C;
            --gold: #F59E0B;
            --gold-light: #FCD34D;
            --gold-pale: #FDE68A;
            --dragon-red: #DC2626;
            --ivory: #F8FAFC;
            --mint-gray: #D1FAE5;
            --olive-gold: #A3A375;
            --slate: #94A3B8;
            --border-gold: rgba(245, 158, 11, 0.3);
            --shadow-gold: 0 4px 24px rgba(245, 158, 11, 0.16);
            --shadow-dark: 0 12px 40px rgba(0, 0, 0, 0.45);
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 8px;
            --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            --font-display: 'Be Vietnam Pro', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            --spacing-section: 4.5rem;
            --transition-base: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

        @media (max-width: 1024px) {
            :root { --spacing-section: 3.5rem; }
        }
        @media (max-width: 768px) {
            :root { --spacing-section: 2.75rem; }
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-body);
            background: var(--bg-darker);
            color: var(--ivory);
            line-height: 1.6;
            font-size: 16px;
            overflow-x: hidden;
            width: 100%;
        }
        img { max-width: 100%; height: auto; display: block; }
        a { text-decoration: none; color: inherit; transition: color var(--transition-base), opacity var(--transition-base); }
        a:hover { color: var(--gold-light); }
        button, .btn {
            cursor: pointer;
            font-family: var(--font-body);
            font-size: 1rem;
            font-weight: 600;
            border: none;
            border-radius: var(--radius-md);
            transition: all var(--transition-base);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            padding: 0.85rem 1.75rem;
            letter-spacing: 0.01em;
            min-height: 48px;
            text-align: center;
        }
        button:focus, .btn:focus, a:focus, input:focus, select:focus, textarea:focus {
            outline: 2px solid var(--gold);
            outline-offset: 2px;
        }
        .btn-gold {
            background: linear-gradient(135deg, #F59E0B 0%, #FCD34D 50%, #F59E0B 100%);
            color: #051F14;
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.35);
        }
        .btn-gold:hover {
            background: linear-gradient(135deg, #FCD34D 0%, #FDE68A 50%, #FCD34D 100%);
            color: #03130C;
            box-shadow: 0 6px 24px rgba(245, 158, 11, 0.5);
            transform: translateY(-2px);
        }
        .btn-gold:active { transform: translateY(0); box-shadow: 0 2px 8px rgba(245, 158, 11, 0.3); }
        .btn-outline {
            background: transparent;
            color: var(--gold-light);
            border: 1.5px solid var(--border-gold);
        }
        .btn-outline:hover {
            background: rgba(245, 158, 11, 0.1);
            border-color: var(--gold);
            color: #FDE68A;
            transform: translateY(-2px);
        }
        .btn-red {
            background: linear-gradient(135deg, #DC2626 0%, #BE123C 100%);
            color: #fff;
            box-shadow: 0 4px 16px rgba(220, 38, 38, 0.35);
        }
        .btn-red:hover {
            box-shadow: 0 6px 24px rgba(220, 38, 38, 0.5);
            transform: translateY(-2px);
            color: #fff;
        }
        .btn-sm { padding: 0.6rem 1.2rem; font-size: 0.875rem; min-height: 40px; border-radius: 8px; }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
            width: 100%;
        }
        .section {
            padding: var(--spacing-section) 0;
            position: relative;
        }
        .section-alt { background: var(--bg-primary); }
        .section-dark { background: var(--bg-darker); }
        .section-title {
            font-family: var(--font-display);
            font-size: 2.15rem;
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.02em;
            color: var(--ivory);
            margin-bottom: 1rem;
            text-align: left;
        }
        .section-subtitle {
            font-size: 1.1rem;
            color: var(--slate);
            margin-bottom: 2.5rem;
            text-align: left;
            line-height: 1.6;
            max-width: 720px;
        }
        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--gold);
            background: rgba(245, 158, 11, 0.1);
            border: 1px solid var(--border-gold);
            border-radius: 50px;
            padding: 0.4rem 1.1rem;
            margin-bottom: 1rem;
        }
        .grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2.25rem; }
        .grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
        .grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.75rem; }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 60;
            background: rgba(5, 31, 20, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-gold);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        }
        .nav-wrap {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.5rem;
            min-height: 72px;
            flex-wrap: wrap;
            padding: 0.6rem 0;
        }
        .nav-logo {
            display: flex;
            flex-direction: column;
            font-family: var(--font-display);
            font-weight: 800;
            font-size: 1.25rem;
            color: var(--gold-light);
            line-height: 1.2;
            letter-spacing: -0.01em;
        }
        .nav-logo span {
            font-size: 0.7rem;
            font-weight: 500;
            color: var(--slate);
            letter-spacing: 0.04em;
            text-transform: uppercase;
        }
        .nav-logo:hover { color: var(--gold-pale); }
        .nav-toggle {
            display: none;
            background: rgba(245, 158, 11, 0.1);
            border: 1px solid var(--border-gold);
            color: var(--gold-light);
            border-radius: 8px;
            width: 44px;
            height: 44px;
            padding: 0;
            font-size: 1.2rem;
            min-height: auto;
            align-items: center;
            justify-content: center;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 1.75rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-menu li a {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--ivory);
            padding: 0.4rem 0;
            position: relative;
            white-space: nowrap;
        }
        .nav-menu li a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: linear-gradient(90deg, var(--gold), var(--gold-light));
            border-radius: 2px;
            transition: width var(--transition-base);
        }
        .nav-menu li a:hover::after,
        .nav-menu li a.active::after { width: 100%; }
        .nav-menu li a.active { color: var(--gold-light); font-weight: 600; }
        .nav-menu li a:hover { color: var(--gold-light); }
        .nav-actions { display: flex; align-items: center; gap: 0.75rem; flex-shrink: 0; }
        .btn-login {
            background: transparent;
            color: var(--gold-light);
            border: 1px solid var(--border-gold);
            padding: 0.5rem 1.1rem;
            border-radius: 8px;
            font-weight: 600;
            font-size: 0.85rem;
            min-height: 38px;
        }
        .btn-login:hover {
            background: rgba(245, 158, 11, 0.12);
            border-color: var(--gold);
            color: #FDE68A;
        }
        .btn-signup {
            background: linear-gradient(135deg, #F59E0B 0%, #FCD34D 50%, #F59E0B 100%);
            color: #051F14;
            padding: 0.5rem 1.2rem;
            border-radius: 8px;
            font-weight: 700;
            font-size: 0.85rem;
            min-height: 38px;
            box-shadow: 0 2px 12px rgba(245, 158, 11, 0.3);
        }
        .btn-signup:hover {
            background: linear-gradient(135deg, #FCD34D 0%, #FDE68A 50%, #FCD34D 100%);
            color: #03130C;
            transform: translateY(-1px);
        }

        /* Cards */
        .card {
            background: var(--bg-dark);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-gold);
            padding: 2rem 1.75rem;
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-dark);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .card:hover {
            border-color: var(--gold);
            box-shadow: 0 8px 32px rgba(245, 158, 11, 0.16);
            transform: translateY(-3px);
        }
        .card-icon {
            width: 56px;
            height: 56px;
            border-radius: 14px;
            background: rgba(245, 158, 11, 0.12);
            border: 1px solid var(--border-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--gold);
            margin-bottom: 1.25rem;
            flex-shrink: 0;
        }
        .card h3 {
            font-family: var(--font-display);
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--ivory);
            margin-bottom: 0.75rem;
            line-height: 1.4;
        }
        .card p {
            font-size: 0.95rem;
            color: var(--slate);
            line-height: 1.6;
            margin: 0;
        }
        .card .card-tag {
            display: inline-block;
            font-size: 0.7rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            padding: 0.25rem 0.8rem;
            border-radius: 50px;
            margin-bottom: 1rem;
            background: rgba(245, 158, 11, 0.1);
            color: var(--gold);
            border: 1px solid var(--border-gold);
            align-self: flex-start;
        }

        /* Hero */
        .hero-legal {
            position: relative;
            padding: 5rem 0 4rem;
            background: 
                linear-gradient(135deg, rgba(3, 19, 12, 0.92) 0%, rgba(5, 31, 20, 0.82) 40%, rgba(11, 46, 30, 0.7) 100%),
                url('/assets/images/51b4a4354d08f842.jpg') center/cover no-repeat;
            border-bottom: 1px solid var(--border-gold);
            overflow: hidden;
        }
        .hero-legal::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -15%;
            width: 60%;
            height: 160%;
            background: radial-gradient(ellipse at center, rgba(245, 158, 11, 0.12) 0%, transparent 70%);
            z-index: 0;
            pointer-events: none;
        }
        .hero-legal .container { position: relative; z-index: 1; }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
            background: rgba(220, 38, 38, 0.18);
            border: 1px solid rgba(220, 38, 38, 0.4);
            border-radius: 50px;
            padding: 0.5rem 1.3rem;
            font-size: 0.85rem;
            font-weight: 700;
            color: #FCA5A5;
            letter-spacing: 0.04em;
            text-transform: uppercase;
            margin-bottom: 1.5rem;
        }
        .hero-badge i { font-size: 1rem; color: var(--dragon-red); }
        .hero-legal h1 {
            font-family: var(--font-display);
            font-size: 3rem;
            font-weight: 900;
            line-height: 1.15;
            letter-spacing: -0.03em;
            color: var(--ivory);
            margin-bottom: 1.25rem;
            max-width: 780px;
        }
        .hero-legal h1 .highlight {
            background: linear-gradient(135deg, var(--gold) 0%, var(--gold-light) 40%, var(--gold-pale) 100%);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-legal .hero-sub {
            font-size: 1.15rem;
            color: var(--slate);
            max-width: 680px;
            line-height: 1.65;
            margin-bottom: 2rem;
        }
        .hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; }
        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 2.5rem;
            margin-top: 3rem;
            padding-top: 2rem;
            border-top: 1px solid rgba(245, 158, 11, 0.15);
        }
        .hero-stat {
            display: flex;
            flex-direction: column;
            gap: 0.25rem;
        }
        .hero-stat .stat-num {
            font-family: var(--font-display);
            font-size: 2rem;
            font-weight: 800;
            color: var(--gold-light);
            line-height: 1.2;
        }
        .hero-stat .stat-label {
            font-size: 0.8rem;
            color: var(--slate);
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }

        /* Info cards with image */
        .info-card {
            display: flex;
            gap: 1.5rem;
            background: var(--bg-dark);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-gold);
            padding: 1.75rem;
            transition: all var(--transition-base);
            height: 100%;
            align-items: flex-start;
        }
        .info-card:hover {
            border-color: var(--gold);
            transform: translateY(-2px);
            box-shadow: 0 6px 24px rgba(245, 158, 11, 0.12);
        }
        .info-card img {
            width: 80px;
            height: 80px;
            border-radius: 12px;
            object-fit: cover;
            flex-shrink: 0;
            border: 1px solid var(--border-gold);
        }
        .info-card h4 {
            font-family: var(--font-display);
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--ivory);
            margin-bottom: 0.5rem;
            line-height: 1.4;
        }
        .info-card p {
            font-size: 0.9rem;
            color: var(--slate);
            line-height: 1.6;
            margin: 0;
        }

        /* Comparison table */
        .compare-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0;
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: var(--bg-dark);
            box-shadow: var(--shadow-dark);
        }
        .compare-col { padding: 2rem; }
        .compare-col:first-child {
            border-right: 1px solid rgba(220, 38, 38, 0.3);
            background: rgba(220, 38, 38, 0.05);
        }
        .compare-col:last-child {
            background: rgba(5, 31, 20, 0.6);
        }
        .compare-col h4 {
            font-family: var(--font-display);
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 1.25rem;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .compare-col h4 i { font-size: 1.2rem; }
        .compare-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .compare-col ul li {
            padding: 0.7rem 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            font-size: 0.92rem;
            color: var(--slate);
            display: flex;
            align-items: flex-start;
            gap: 0.6rem;
            line-height: 1.5;
        }
        .compare-col ul li:last-child { border-bottom: none; }
        .compare-col ul li i { color: var(--gold); font-size: 0.8rem; margin-top: 4px; flex-shrink: 0; }
        .compare-col:first-child ul li i { color: var(--dragon-red); }

        /* FAQ */
        .faq-item {
            background: var(--bg-dark);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-md);
            margin-bottom: 1rem;
            overflow: hidden;
            transition: all var(--transition-base);
        }
        .faq-item:hover { border-color: var(--gold); }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 1.2rem 1.5rem;
            cursor: pointer;
            font-weight: 600;
            font-size: 0.98rem;
            color: var(--ivory);
            gap: 1rem;
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
            font-family: var(--font-body);
            min-height: auto;
        }
        .faq-question i {
            transition: transform var(--transition-base);
            color: var(--gold);
            font-size: 1rem;
            flex-shrink: 0;
        }
        .faq-question.active i { transform: rotate(180deg); }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 1.5rem;
            color: var(--slate);
            font-size: 0.92rem;
            line-height: 1.6;
        }
        .faq-answer.show {
            max-height: 300px;
            padding: 0 1.5rem 1.5rem;
        }

        /* CTA banner */
        .cta-banner {
            background: linear-gradient(135deg, #051F14 0%, #0B2E1E 50%, #03130C 100%);
            border: 1.5px solid var(--border-gold);
            border-radius: var(--radius-lg);
            padding: 3rem 2.5rem;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 2rem;
            box-shadow: var(--shadow-dark);
            position: relative;
            overflow: hidden;
        }
        .cta-banner::before {
            content: '';
            position: absolute;
            top: -60%;
            right: -10%;
            width: 45%;
            height: 200%;
            background: radial-gradient(ellipse at center, rgba(245, 158, 11, 0.1) 0%, transparent 70%);
            pointer-events: none;
        }
        .cta-banner .cta-content {
            position: relative;
            z-index: 1;
            flex: 1;
            min-width: 260px;
        }
        .cta-banner h3 {
            font-family: var(--font-display);
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--ivory);
            margin-bottom: 0.6rem;
        }
        .cta-banner p {
            font-size: 0.95rem;
            color: var(--slate);
            margin: 0;
            max-width: 560px;
            line-height: 1.6;
        }
        .cta-banner .cta-actions {
            position: relative;
            z-index: 1;
            display: flex;
            gap: 0.85rem;
            flex-wrap: wrap;
        }

        /* News list */
        .news-item {
            display: flex;
            gap: 1.25rem;
            background: var(--bg-dark);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-gold);
            padding: 1.25rem;
            transition: all var(--transition-base);
            align-items: center;
        }
        .news-item:hover {
            border-color: var(--gold);
            transform: translateY(-2px);
            box-shadow: 0 4px 20px rgba(245, 158, 11, 0.12);
        }
        .news-item img {
            width: 70px;
            height: 70px;
            border-radius: 10px;
            object-fit: cover;
            flex-shrink: 0;
            border: 1px solid var(--border-gold);
        }
        .news-item h4 {
            font-size: 0.98rem;
            font-weight: 700;
            color: var(--ivory);
            margin-bottom: 0.35rem;
            line-height: 1.4;
        }
        .news-item .news-meta {
            font-size: 0.76rem;
            color: var(--slate);
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }

        /* Footer */
        .site-footer {
            background: var(--bg-darker);
            border-top: 1px solid var(--border-gold);
            padding: 4rem 0 2rem;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 3rem;
            margin-bottom: 2.5rem;
        }
        .footer-brand h3 {
            font-family: var(--font-display);
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--gold-light);
            margin-bottom: 0.75rem;
        }
        .footer-brand p {
            font-size: 0.9rem;
            color: var(--slate);
            line-height: 1.6;
            margin-bottom: 1.25rem;
        }
        .footer-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem;
        }
        .footer-badges span {
            font-size: 0.75rem;
            padding: 0.3rem 0.8rem;
            border-radius: 50px;
            background: rgba(245, 158, 11, 0.08);
            border: 1px solid var(--border-gold);
            color: var(--mint-gray);
        }
        .footer-col h4 {
            font-family: var(--font-display);
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--ivory);
            margin-bottom: 1.1rem;
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li { margin-bottom: 0.6rem; }
        .footer-col ul li a {
            font-size: 0.88rem;
            color: var(--slate);
            transition: color var(--transition-base);
            display: inline-block;
        }
        .footer-col ul li a:hover { color: var(--gold-light); }
        .footer-bottom {
            border-top: 1px solid rgba(245, 158, 11, 0.12);
            padding-top: 2rem;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 1.5rem;
            align-items: center;
        }
        .footer-bottom p {
            font-size: 0.82rem;
            color: var(--slate);
            margin: 0;
        }
        .footer-payment {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem;
        }
        .footer-payment span {
            font-size: 0.72rem;
            padding: 0.3rem 0.9rem;
            border-radius: 50px;
            background: var(--bg-dark);
            border: 1px solid var(--border-gold);
            color: var(--mint-gray);
        }

        /* FAB */
        .fab-royal {
            position: fixed;
            left: 1rem;
            bottom: 6rem;
            z-index: 50;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: radial-gradient(circle at 35% 30%, #FDE68A 0%, #F59E0B 35%, #B45309 70%, #78350F 100%);
            border: 2px solid #F59E0B;
            box-shadow: 0 6px 25px rgba(245, 158, 11, 0.35);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: #051F14;
            cursor: pointer;
            opacity: 0.8;
            transition: all var(--transition-base);
            min-height: 56px;
            padding: 0;
        }
        .fab-royal:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 8px 32px rgba(245, 158, 11, 0.55);
        }
        .fab-royal:active {
            transform: scale(0.95) translateY(2px);
        }
        .fab-royal .fab-badge {
            position: absolute;
            top: -2px;
            right: -2px;
            width: 16px;
            height: 16px;
            background: #DC2626;
            border-radius: 50%;
            border: 2px solid #fff;
            box-shadow: 0 0 8px rgba(220, 38, 38, 0.7);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-legal h1 { font-size: 2.5rem; }
            .grid-3 { grid-template-columns: repeat(2, 1fr); }
            .grid-4 { grid-template-columns: repeat(2, 1fr); }
            .footer-grid { grid-template-columns: 1.5fr 1fr 1fr; gap: 2rem; }
            .footer-brand { grid-column: 1 / -1; }
            .nav-menu { gap: 1.2rem; }
        }
        @media (max-width: 768px) {
            .nav-wrap { flex-wrap: wrap; }
            .nav-toggle { display: flex; }
            .nav-menu {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: rgba(5, 31, 20, 0.97);
                flex-direction: column;
                align-items: flex-start;
                gap: 0;
                padding: 1rem 1.5rem;
                border-bottom: 1px solid var(--border-gold);
                backdrop-filter: blur(16px);
            }
            .nav-menu.open { display: flex; }
            .nav-menu li { width: 100%; }
            .nav-menu li a {
                display: block;
                padding: 0.75rem 0;
                border-bottom: 1px solid rgba(245, 158, 11, 0.08);
                font-size: 1rem;
            }
            .nav-menu li:last-child a { border-bottom: none; }
            .nav-actions { gap: 0.5rem; }
            .btn-login, .btn-signup { padding: 0.45rem 0.8rem; font-size: 0.78rem; min-height: 36px; }
            .hero-legal h1 { font-size: 2rem; }
            .hero-stats { gap: 1.5rem; }
            .hero-stat .stat-num { font-size: 1.6rem; }
            .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
            .compare-grid { grid-template-columns: 1fr; }
            .compare-col:first-child { border-right: none; border-bottom: 1px solid rgba(220, 38, 38, 0.3); }
            .cta-banner { padding: 2rem 1.5rem; }
            .section-title { font-size: 1.7rem; }
            .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
            .footer-bottom { flex-direction: column; text-align: center; }
            .news-item { flex-direction: column; align-items: flex-start; }
            .news-item img { width: 100%; height: 140px; object-fit: cover; }
            .fab-royal { left: 0.75rem; bottom: 5rem; width: 48px; height: 48px; min-height: 48px; font-size: 1.2rem; }
        }
        @media (max-width: 520px) {
            .container { padding: 0 1rem; }
            .hero-legal { padding: 3.5rem 0 3rem; }
            .hero-legal h1 { font-size: 1.65rem; }
            .hero-legal .hero-sub { font-size: 1rem; }
            .hero-actions { flex-direction: column; align-items: stretch; }
            .hero-actions .btn { width: 100%; }
            .nav-logo { font-size: 1.05rem; }
            .nav-logo span { font-size: 0.6rem; }
            .section-title { font-size: 1.45rem; }
            .grid-2, .grid-3, .grid-4 { gap: 1.25rem; }
            .card { padding: 1.5rem 1.25rem; }
            .faq-question { padding: 1rem 1.1rem; font-size: 0.88rem; }
            .faq-answer { padding: 0 1.1rem; font-size: 0.85rem; }
            .faq-answer.show { padding: 0 1.1rem 1.1rem; }
            .cta-banner { flex-direction: column; text-align: left; padding: 1.75rem 1.25rem; }
            .cta-banner h3 { font-size: 1.25rem; }
            .hero-stats { flex-direction: column; gap: 1rem; }
        }

/* roulang page: category4 */
:root {
            --bg-primary: #051F14;
            --bg-dark: #0B2E1E;
            --bg-darker: #03130C;
            --gold: #F59E0B;
            --gold-light: #FCD34D;
            --gold-pale: #FDE68A;
            --dragon-red: #DC2626;
            --ivory: #F8FAFC;
            --mint-gray: #D1FAE5;
            --olive-gold: #A3A375;
            --slate: #94A3B8;
            --border-gold: rgba(245, 158, 11, 0.3);
            --shadow-gold: 0 4px 24px rgba(245, 158, 11, 0.16);
            --shadow-dark: 0 12px 40px rgba(0, 0, 0, 0.45);
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 8px;
            --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            --font-display: 'Be Vietnam Pro', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            --spacing-section: 4.5rem;
            --transition-base: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        body {
            font-family: var(--font-body);
            background: var(--bg-darker);
            color: var(--ivory);
            line-height: 1.6;
            font-size: 16px;
            overflow-x: hidden;
            width: 100%;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-base), opacity var(--transition-base);
        }
        a:hover {
            color: var(--gold-light);
        }

        button, .btn {
            cursor: pointer;
            font-family: var(--font-body);
            font-size: 1rem;
            font-weight: 600;
            border: none;
            border-radius: var(--radius-md);
            transition: all var(--transition-base);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            padding: 0.85rem 1.75rem;
            letter-spacing: 0.01em;
            min-height: 48px;
            text-align: center;
        }
        button:focus, .btn:focus, a:focus, input:focus, select:focus, textarea:focus {
            outline: 2px solid var(--gold);
            outline-offset: 2px;
        }

        .btn-gold {
            background: linear-gradient(135deg, #F59E0B 0%, #FCD34D 50%, #F59E0B 100%);
            color: #051F14;
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.35);
        }
        .btn-gold:hover {
            background: linear-gradient(135deg, #FCD34D 0%, #FDE68A 50%, #FCD34D 100%);
            color: #03130C;
            box-shadow: 0 6px 24px rgba(245, 158, 11, 0.5);
            transform: translateY(-2px);
        }
        .btn-gold:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(245, 158, 11, 0.3);
        }
        .btn-outline {
            background: transparent;
            color: var(--gold-light);
            border: 1.5px solid var(--border-gold);
        }
        .btn-outline:hover {
            background: rgba(245, 158, 11, 0.1);
            border-color: var(--gold);
            color: #FDE68A;
            transform: translateY(-2px);
        }
        .btn-red {
            background: linear-gradient(135deg, #DC2626 0%, #BE123C 100%);
            color: #fff;
            box-shadow: 0 4px 16px rgba(220, 38, 38, 0.35);
        }
        .btn-red:hover {
            box-shadow: 0 6px 24px rgba(220, 38, 38, 0.5);
            transform: translateY(-2px);
            color: #fff;
        }

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

        .section {
            padding: var(--spacing-section) 0;
            position: relative;
        }
        .section-alt {
            background: var(--bg-primary);
        }
        .section-dark {
            background: var(--bg-darker);
        }

        .section-title {
            font-family: var(--font-display);
            font-size: 2.15rem;
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.02em;
            color: var(--ivory);
            margin-bottom: 1rem;
            text-align: left;
        }
        .section-subtitle {
            font-size: 1.1rem;
            color: var(--slate);
            margin-bottom: 2.5rem;
            text-align: left;
            line-height: 1.6;
            max-width: 720px;
        }
        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--gold);
            background: rgba(245, 158, 11, 0.1);
            border: 1px solid var(--border-gold);
            border-radius: 50px;
            padding: 0.4rem 1.1rem;
            margin-bottom: 1rem;
        }

        .grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 2.25rem;
        }
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 2rem;
        }
        .grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.75rem;
        }

        .card {
            background: var(--bg-dark);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-gold);
            padding: 2rem 1.75rem;
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-dark);
        }
        .card:hover {
            border-color: var(--gold);
            box-shadow: 0 8px 32px rgba(245, 158, 11, 0.25);
            transform: translateY(-4px);
        }

        /* ===== HEADER ===== */
        .site-header {
            background: var(--bg-darker);
            border-bottom: 1px solid var(--border-gold);
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 90;
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
        }
        .nav-wrap {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.5rem;
            flex-wrap: nowrap;
        }
        .nav-logo {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
            font-family: var(--font-display);
            font-weight: 800;
            font-size: 1.25rem;
            color: var(--gold-light);
            white-space: nowrap;
        }
        .nav-logo span {
            font-size: 0.7rem;
            font-weight: 500;
            color: var(--slate);
            letter-spacing: 0.04em;
            text-transform: uppercase;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 1.4rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-menu a {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--mint-gray);
            padding: 0.4rem 0;
            border-bottom: 2px solid transparent;
            transition: all var(--transition-base);
            white-space: nowrap;
        }
        .nav-menu a:hover {
            color: var(--gold-light);
        }
        .nav-menu a.active {
            color: var(--gold);
            border-bottom-color: var(--gold);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            flex-shrink: 0;
        }
        .btn-sm {
            padding: 0.55rem 1.15rem;
            font-size: 0.85rem;
            min-height: 40px;
            border-radius: 8px;
        }
        .btn-login {
            color: var(--gold-light);
            border: 1px solid var(--border-gold);
            background: transparent;
        }
        .btn-login:hover {
            background: rgba(245, 158, 11, 0.1);
            color: #FDE68A;
        }
        .btn-signup {
            background: linear-gradient(135deg, #F59E0B 0%, #FCD34D 100%);
            color: #051F14;
        }
        .btn-signup:hover {
            box-shadow: 0 4px 14px rgba(245, 158, 11, 0.4);
            transform: translateY(-1px);
            color: #03130C;
        }
        .nav-toggle {
            display: none;
            background: transparent;
            color: var(--gold-light);
            font-size: 1.4rem;
            padding: 0.4rem;
            min-height: 40px;
            border: 1px solid var(--border-gold);
            border-radius: 8px;
        }

        /* ===== HERO ===== */
        .hero-cat {
            background: var(--bg-darker);
            padding: 4rem 0 3rem;
            position: relative;
            overflow: hidden;
        }
        .hero-cat::after {
            content: '';
            position: absolute;
            top: -60%;
            right: -15%;
            width: 550px;
            height: 550px;
            background: radial-gradient(circle, rgba(245, 158, 11, 0.12) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-cat-grid {
            display: grid;
            grid-template-columns: 1.15fr 0.85fr;
            gap: 3rem;
            align-items: center;
            position: relative;
            z-index: 1;
        }
        .hero-cat-content h1 {
            font-family: var(--font-display);
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -0.02em;
            color: var(--ivory);
            margin-bottom: 1.25rem;
        }
        .hero-cat-content .hero-highlight {
            color: var(--gold-light);
            border-bottom: 3px solid var(--gold);
        }
        .hero-cat-desc {
            font-size: 1.1rem;
            color: var(--slate);
            line-height: 1.7;
            margin-bottom: 2rem;
            max-width: 560px;
        }
        .hero-actions {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }
        .hero-code-panel {
            background: #020D08;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-gold);
            overflow: hidden;
            box-shadow: var(--shadow-dark);
        }
        .code-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0.9rem 1.25rem;
            background: rgba(245, 158, 11, 0.06);
            border-bottom: 1px solid var(--border-gold);
        }
        .code-header .code-dots {
            display: flex;
            gap: 6px;
        }
        .code-header .code-dots span {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--gold);
            opacity: 0.7;
        }
        .code-header .code-title {
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.05em;
            color: var(--olive-gold);
            text-transform: uppercase;
        }
        .code-body {
            padding: 1.5rem 1.25rem;
            font-family: 'JetBrains Mono', 'Courier New', monospace;
            font-size: 0.85rem;
            line-height: 1.7;
            color: var(--mint-gray);
            background: #03130C;
            overflow-x: auto;
        }
        .code-body .cm-keyword {
            color: var(--gold-light);
        }
        .code-body .cm-func {
            color: #34D399;
        }
        .code-body .cm-str {
            color: #F472B6;
        }
        .code-body .cm-comment {
            color: #64748B;
            font-style: italic;
        }

        /* ===== BADGE / TAGS ===== */
        .badge-warning {
            display: inline-block;
            background: rgba(220, 38, 38, 0.15);
            border: 1px solid rgba(220, 38, 38, 0.4);
            color: #FCA5A5;
            font-size: 0.75rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            padding: 0.35rem 0.9rem;
            border-radius: 50px;
        }
        .badge-safe {
            display: inline-block;
            background: rgba(16, 185, 129, 0.12);
            border: 1px solid rgba(16, 185, 129, 0.35);
            color: #6EE7B7;
            font-size: 0.75rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            padding: 0.35rem 0.9rem;
            border-radius: 50px;
        }

        /* ===== LIST ===== */
        .check-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .check-list li {
            display: flex;
            align-items: flex-start;
            gap: 0.75rem;
            padding: 0.7rem 0;
            border-bottom: 1px solid rgba(245, 158, 11, 0.12);
            color: var(--mint-gray);
            font-size: 0.98rem;
            line-height: 1.55;
        }
        .check-list li:last-child {
            border-bottom: none;
        }
        .check-list li i {
            color: var(--gold);
            margin-top: 0.2rem;
            flex-shrink: 0;
        }
        .check-list li .text-danger {
            color: #FCA5A5;
            font-weight: 500;
        }

        /* ===== COMPARE ===== */
        .compare-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.25rem;
        }
        .compare-card {
            border-radius: var(--radius-lg);
            padding: 1.75rem 1.5rem;
            border: 1px solid var(--border-gold);
            background: var(--bg-dark);
            transition: all var(--transition-base);
        }
        .compare-card.danger {
            border-color: rgba(220, 38, 38, 0.45);
            background: rgba(220, 38, 38, 0.06);
        }
        .compare-card.safe {
            border-color: rgba(16, 185, 129, 0.4);
            background: rgba(16, 185, 129, 0.06);
        }
        .compare-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            font-family: var(--font-display);
        }
        .compare-card.danger h3 {
            color: #FCA5A5;
        }
        .compare-card.safe h3 {
            color: #6EE7B7;
        }

        /* ===== FAQ ===== */
        .faq-item {
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-md);
            background: var(--bg-dark);
            margin-bottom: 1rem;
            overflow: hidden;
            transition: all var(--transition-base);
        }
        .faq-item:hover {
            border-color: var(--gold);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            background: transparent;
            color: var(--ivory);
            font-size: 1.02rem;
            font-weight: 600;
            padding: 1.25rem 1.5rem;
            border: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            cursor: pointer;
            min-height: auto;
            border-radius: var(--radius-md);
            transition: all var(--transition-base);
        }
        .faq-question:hover {
            background: rgba(245, 158, 11, 0.05);
            color: var(--gold-light);
        }
        .faq-question i {
            color: var(--gold);
            transition: transform var(--transition-base);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            display: none;
            padding: 0 1.5rem 1.25rem;
            color: var(--slate);
            font-size: 0.95rem;
            line-height: 1.65;
            border-top: 1px solid rgba(245, 158, 11, 0.1);
            padding-top: 1rem;
        }
        .faq-item.open .faq-answer {
            display: block;
        }

        /* ===== CTA BANNER ===== */
        .cta-banner {
            background: linear-gradient(135deg, #0B2E1E 0%, #051F14 40%, #03130C 100%);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            padding: 3rem 2.25rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 2rem;
            flex-wrap: wrap;
            box-shadow: var(--shadow-gold);
        }
        .cta-banner h2 {
            font-family: var(--font-display);
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--ivory);
            margin-bottom: 0.5rem;
        }
        .cta-banner p {
            color: var(--slate);
            font-size: 1rem;
            margin: 0;
            max-width: 520px;
        }

        /* ===== INFO LIST ===== */
        .info-list-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1.25rem;
        }
        .info-item {
            display: flex;
            align-items: flex-start;
            gap: 1rem;
            background: var(--bg-dark);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-md);
            padding: 1.25rem 1.5rem;
            transition: all var(--transition-base);
        }
        .info-item:hover {
            border-color: var(--gold);
            box-shadow: 0 4px 18px rgba(245, 158, 11, 0.18);
        }
        .info-item-icon {
            width: 44px;
            height: 44px;
            flex-shrink: 0;
            border-radius: 10px;
            background: rgba(245, 158, 11, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--gold);
            font-size: 1.1rem;
        }
        .info-item h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--ivory);
            margin-bottom: 0.25rem;
            font-family: var(--font-display);
        }
        .info-item p {
            font-size: 0.9rem;
            color: var(--slate);
            margin: 0;
            line-height: 1.55;
        }

        /* ===== IMAGE BANNER ===== */
        .img-banner {
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-gold);
            box-shadow: var(--shadow-dark);
            position: relative;
        }
        .img-banner img {
            width: 100%;
            height: auto;
            object-fit: cover;
        }
        .img-banner .img-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 2.5rem 2rem 1.5rem;
            background: linear-gradient(180deg, transparent 0%, rgba(3, 19, 12, 0.9) 60%, #03130C 100%);
        }
        .img-banner .img-overlay h3 {
            font-family: var(--font-display);
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--ivory);
            margin-bottom: 0.3rem;
        }

        /* ===== FOOTER ===== */
        .site-footer {
            background: #020D08;
            border-top: 1px solid var(--border-gold);
            padding: 3.5rem 0 1.5rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
            gap: 2rem;
            margin-bottom: 2.5rem;
        }
        .footer-brand h3 {
            font-family: var(--font-display);
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--gold-light);
            margin-bottom: 0.75rem;
        }
        .footer-brand p {
            color: var(--slate);
            font-size: 0.92rem;
            line-height: 1.6;
            margin-bottom: 1rem;
        }
        .footer-badges span {
            display: inline-block;
            font-size: 0.72rem;
            font-weight: 600;
            color: var(--mint-gray);
            background: rgba(245, 158, 11, 0.08);
            border: 1px solid var(--border-gold);
            border-radius: 50px;
            padding: 0.3rem 0.75rem;
            margin: 0 0.4rem 0.4rem 0;
        }
        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--gold);
            text-transform: uppercase;
            letter-spacing: 0.05em;
            margin-bottom: 1rem;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 0.55rem;
        }
        .footer-col ul a {
            color: var(--slate);
            font-size: 0.9rem;
            transition: color var(--transition-base);
        }
        .footer-col ul a:hover {
            color: var(--gold-light);
        }
        .footer-bottom {
            border-top: 1px solid rgba(245, 158, 11, 0.12);
            padding-top: 1.5rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 1rem;
        }
        .footer-bottom p {
            color: var(--slate);
            font-size: 0.82rem;
            margin: 0;
        }
        .footer-payment {
            display: flex;
            gap: 0.6rem;
            flex-wrap: wrap;
        }
        .footer-payment span {
            font-size: 0.72rem;
            font-weight: 600;
            color: var(--olive-gold);
            background: rgba(245, 158, 11, 0.06);
            border: 1px solid var(--border-gold);
            border-radius: 6px;
            padding: 0.3rem 0.7rem;
        }

        /* ===== STEPS ===== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
        }
        .step-card {
            background: var(--bg-dark);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-md);
            padding: 1.75rem 1.5rem;
            position: relative;
            transition: all var(--transition-base);
        }
        .step-card:hover {
            border-color: var(--gold);
            box-shadow: 0 6px 22px rgba(245, 158, 11, 0.2);
        }
        .step-number {
            font-family: var(--font-display);
            font-size: 2rem;
            font-weight: 800;
            color: var(--gold);
            opacity: 0.8;
            margin-bottom: 0.75rem;
            line-height: 1;
        }
        .step-card h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--ivory);
            margin-bottom: 0.5rem;
            font-family: var(--font-display);
        }
        .step-card p {
            font-size: 0.88rem;
            color: var(--slate);
            margin: 0;
            line-height: 1.55;
        }

        /* ===== RESPONSIVE ===== */
        @media (max-width: 1024px) {
            .grid-4 { grid-template-columns: repeat(2, 1fr); }
            .steps-grid { grid-template-columns: repeat(2, 1fr); }
            .footer-grid { grid-template-columns: 1fr 1fr; }
            .hero-cat-grid { grid-template-columns: 1fr; gap: 2rem; }
            .compare-wrap { grid-template-columns: 1fr; }
            .info-list-grid { grid-template-columns: 1fr; }
        }
        @media (max-width: 768px) {
            :root { --spacing-section: 3rem; }
            .nav-wrap { flex-wrap: wrap; }
            .nav-toggle { display: inline-flex; }
            .nav-menu {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: var(--bg-darker);
                flex-direction: column;
                padding: 1.25rem 1.5rem;
                border-bottom: 1px solid var(--border-gold);
                gap: 0.8rem;
                z-index: 99;
            }
            .nav-menu.open { display: flex; }
            .nav-actions { margin-left: auto; }
            .hero-cat-content h1 { font-size: 2rem; }
            .section-title { font-size: 1.7rem; }
            .cta-banner { flex-direction: column; align-items: flex-start; }
            .footer-grid { grid-template-columns: 1fr; gap: 1.5rem; }
            .footer-bottom { flex-direction: column; align-items: flex-start; }
        }
        @media (max-width: 520px) {
            .hero-cat-content h1 { font-size: 1.6rem; }
            .hero-actions { flex-direction: column; }
            .btn { width: 100%; }
            .grid-2, .grid-3, .grid-4, .steps-grid { grid-template-columns: 1fr; }
            .info-list-grid { grid-template-columns: 1fr; }
            .nav-logo { font-size: 1.05rem; }
            .nav-logo span { font-size: 0.6rem; }
            .btn-sm { font-size: 0.75rem; padding: 0.45rem 0.8rem; min-height: 36px; }
            .compare-wrap { grid-template-columns: 1fr; }
        }