/* roulang page: index */
:root {
            --green-950: #051f14;
            --green-900: #0b2e1e;
            --green-850: #0d3522;
            --green-800: #10402a;
            --gold-400: #fcd34d;
            --gold-500: #f59e0b;
            --gold-600: #d97706;
            --red-600: #dc2626;
            --ivory: #f8fafc;
            --mint: #d1fae5;
            --olive: #a3a375;
            --white: #ffffff;
            --gray-300: #cbd5e1;
            --gray-500: #94a3b8;
            --border-soft: rgba(245, 158, 13, 0.22);
            --shadow-card: 0 18px 40px rgba(0, 0, 0, 0.35);
            --shadow-gold: 0 10px 30px rgba(245, 158, 11, 0.18);
            --radius-sm: 10px;
            --radius-md: 18px;
            --radius-lg: 28px;
            --container: 1200px;
            --transition: 0.25s ease;
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            background: var(--green-950);
            color: var(--ivory);
            font-family: 'Be Vietnam Pro', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            line-height: 1.6;
            margin: 0;
            -webkit-font-smoothing: antialiased;
            text-rendering: optimizeLegibility;
        }

        a {
            color: var(--gold-400);
            text-decoration: none;
            transition: color var(--transition);
        }

        a:hover,
        a:focus {
            color: var(--gold-500);
            outline: none;
        }

        a:focus-visible {
            outline: 2px solid var(--gold-400);
            outline-offset: 3px;
            border-radius: 4px;
        }

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

        h1, h2, h3, h4 {
            color: var(--white);
            line-height: 1.25;
            margin-top: 0;
        }

        h1 {
            font-size: clamp(2.05rem, 6vw, 3.85rem);
            font-weight: 800;
            letter-spacing: -0.025em;
        }

        h2 {
            font-size: clamp(1.6rem, 3.5vw, 2.3rem);
            font-weight: 700;
            letter-spacing: -0.02em;
            margin-bottom: 1rem;
        }

        h3 {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
        }

        p {
            color: var(--mint);
            line-height: 1.62;
            margin-bottom: 1.2rem;
            max-width: 56rem;
        }

        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }

        .section {
            padding: 4.5rem 0;
            position: relative;
        }

        .section-alt {
            background: radial-gradient(circle at 20% 10%, #0d3522 0%, #051f14 75%);
            border-top: 1px solid rgba(245, 158, 13, 0.12);
            border-bottom: 1px solid rgba(245, 158, 13, 0.12);
        }

        .section-dark {
            background: #04160e;
        }

        .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            text-transform: uppercase;
            letter-spacing: 0.14em;
            font-size: 0.78rem;
            font-weight: 700;
            color: var(--gold-400);
            background: rgba(245, 158, 13, 0.1);
            border: 1px solid rgba(245, 158, 13, 0.28);
            border-radius: 999px;
            padding: 0.45rem 0.9rem;
            margin-bottom: 1rem;
        }

        .eyebrow i {
            font-size: 0.8rem;
        }

        .text-gold {
            color: var(--gold-400);
        }

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

        .small-label {
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            font-weight: 600;
            color: var(--olive);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            min-height: 48px;
            padding: 0.7rem 1.6rem;
            border-radius: 999px;
            border: 1px solid transparent;
            font-weight: 700;
            font-size: 0.98rem;
            line-height: 1.2;
            cursor: pointer;
            transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
            text-align: center;
        }

        .btn:active {
            transform: translateY(1px);
        }

        .btn-gold {
            background: linear-gradient(135deg, #fcd34d 0%, #f59e0b 100%);
            color: #071a0e;
            box-shadow: 0 10px 24px rgba(245, 158, 11, 0.25);
        }

        .btn-gold:hover,
        .btn-gold:focus {
            background: linear-gradient(135deg, #fde68a 0%, #f59e0b 100%);
            color: #071a0e;
            box-shadow: 0 14px 32px rgba(245, 158, 11, 0.35);
            transform: translateY(-2px);
        }

        .btn-outline {
            border-color: rgba(245, 158, 13, 0.55);
            color: var(--gold-400);
            background: transparent;
        }

        .btn-outline:hover,
        .btn-outline:focus {
            background: rgba(245, 158, 13, 0.12);
            border-color: var(--gold-400);
            color: var(--gold-400);
            transform: translateY(-2px);
        }

        .btn-sm {
            min-height: 40px;
            padding: 0.5rem 1.2rem;
            font-size: 0.9rem;
        }

        .btn-lg {
            min-height: 56px;
            padding: 0.85rem 2rem;
            font-size: 1.05rem;
        }

        /* Header */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 120;
            background: rgba(5, 31, 20, 0.9);
            backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(245, 158, 13, 0.2);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
        }

        .header-inner {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0.75rem 1.25rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.2rem;
        }

        .brand {
            display: flex;
            flex-direction: column;
            line-height: 1.15;
            color: var(--white);
        }

        .brand-main {
            font-size: 1.2rem;
            font-weight: 800;
            letter-spacing: -0.01em;
            white-space: nowrap;
        }

        .brand-sub {
            font-size: 0.68rem;
            text-transform: uppercase;
            letter-spacing: 0.12em;
            color: var(--gold-400);
            font-weight: 600;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 1.3rem;
            flex: 1;
            justify-content: center;
        }

        .main-nav a {
            color: #d1fae5;
            font-weight: 600;
            font-size: 0.95rem;
            padding: 0.45rem 0.2rem;
            position: relative;
            white-space: nowrap;
        }

        .main-nav a::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -4px;
            width: 0;
            height: 2px;
            background: linear-gradient(90deg, var(--gold-400), var(--gold-500));
            transition: width var(--transition);
        }

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

        .main-nav a.active {
            color: var(--gold-400);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 0.55rem;
        }

        .nav-actions .btn-text {
            color: var(--gold-400);
            font-weight: 700;
            font-size: 0.95rem;
            padding: 0.5rem 0.75rem;
            border-radius: 10px;
            white-space: nowrap;
        }

        .nav-actions .btn-text:hover,
        .nav-actions .btn-text:focus {
            background: rgba(245, 158, 13, 0.1);
            color: var(--gold-400);
        }

        .nav-toggle {
            display: none;
            background: rgba(245, 158, 13, 0.12);
            border: 1px solid rgba(245, 158, 13, 0.35);
            color: var(--gold-400);
            border-radius: 10px;
            width: 42px;
            height: 42px;
            justify-content: center;
            align-items: center;
            font-size: 1.2rem;
            cursor: pointer;
        }

        /* Hero */
        .hero-section {
            padding: 9rem 0 5rem;
            background: var(--green-950);
            position: relative;
            overflow: hidden;
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            z-index: 0;
        }

        .hero-bg img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.22;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: radial-gradient(circle at 78% 30%, rgba(13, 53, 34, 0.2) 0%, rgba(5, 31, 20, 0.95) 65%);
        }

        .hero-container {
            position: relative;
            z-index: 1;
        }

        .hero-grid {
            align-items: center;
        }

        .hero-title {
            margin-bottom: 1.5rem;
        }

        .hero-copy {
            max-width: 48rem;
            color: var(--mint);
            font-size: 1.08rem;
            line-height: 1.7;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            margin-top: 2rem;
        }

        .hero-demo {
            background: rgba(11, 46, 30, 0.88);
            border: 1px solid rgba(245, 158, 13, 0.28);
            border-radius: var(--radius-lg);
            padding: 1.8rem;
            box-shadow: var(--shadow-card);
            backdrop-filter: blur(10px);
        }

        .hero-demo .demo-title {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-weight: 800;
            color: #fff;
            font-size: 1.1rem;
            margin-bottom: 1.2rem;
        }

        .hero-demo .demo-title i {
            color: var(--gold-400);
        }

        .demo-row {
            display: flex;
            justify-content: space-between;
            gap: 1rem;
            padding: 0.75rem 0;
            border-bottom: 1px solid rgba(245, 158, 13, 0.16);
        }

        .demo-row:last-child {
            border-bottom: 0;
        }

        .demo-row .label {
            color: var(--olive);
            font-size: 0.9rem;
        }

        .demo-row .value {
            color: #fff;
            font-weight: 800;
            font-size: 1rem;
            text-align: right;
        }

        .demo-row .value.success {
            color: #4ade80;
        }

        /* Trust bar */
        .trust-bar {
            background: rgba(245, 158, 13, 0.06);
            border-top: 1px solid rgba(245, 158, 13, 0.12);
            border-bottom: 1px solid rgba(245, 158, 13, 0.12);
            padding: 1.8rem 0;
        }

        .trust-item {
            display: flex;
            align-items: center;
            gap: 0.9rem;
        }

        .trust-icon {
            width: 44px;
            height: 44px;
            background: rgba(245, 158, 13, 0.14);
            border: 1px solid rgba(245, 158, 13, 0.3);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--gold-400);
            font-size: 1.1rem;
            flex: 0 0 auto;
        }

        .trust-text strong {
            display: block;
            color: #fff;
            font-size: 0.98rem;
        }

        .trust-text span {
            color: var(--mint);
            font-size: 0.8rem;
        }

        /* Section heading */
        .section-heading.left {
            max-width: 51rem;
            margin-bottom: 2.8rem;
        }

        .section-heading p {
            color: var(--mint);
        }

        .check-list {
            display: grid;
            grid-template-columns: 1fr;
            gap: 0.9rem;
        }

        .check-item {
            display: flex;
            align-items: flex-start;
            gap: 0.85rem;
            background: rgba(11, 46, 30, 0.7);
            border: 1px solid rgba(245, 158, 13, 0.16);
            border-radius: var(--radius-sm);
            padding: 1rem 1.2rem;
        }

        .check-item i {
            color: #4ade80;
            font-size: 1.2rem;
            margin-top: 0.15rem;
        }

        .check-item strong {
            color: #fff;
            font-size: 1.02rem;
        }

        /* Criteria cards */
        .criteria-grid {
            row-gap: 1.5rem;
        }

        .criteria-item {
            background: rgba(11, 46, 30, 0.76);
            border: 1px solid rgba(245, 158, 13, 0.18);
            border-radius: var(--radius-md);
            padding: 1.7rem;
            height: 100%;
            transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
        }

        .criteria-item:hover {
            border-color: rgba(245, 158, 13, 0.45);
            transform: translateY(-4px);
            box-shadow: var(--shadow-gold);
        }

        .criteria-icon {
            width: 54px;
            height: 54px;
            background: rgba(245, 158, 13, 0.12);
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--gold-400);
            font-size: 1.45rem;
            margin-bottom: 1.2rem;
        }

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

        /* Badge section */
        .badge-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
        }

        .badge-item {
            background: rgba(245, 158, 13, 0.08);
            border: 1px solid rgba(245, 158, 13, 0.3);
            border-radius: 14px;
            padding: 1rem 1.3rem;
            display: flex;
            align-items: center;
            gap: 0.8rem;
            color: #fff;
            font-weight: 700;
            font-size: 0.95rem;
        }

        .badge-item i {
            color: var(--gold-400);
            font-size: 1.3rem;
        }

        /* Boundary panel */
        .boundary-panel {
            background: rgba(4, 22, 14, 0.85);
            border: 1px solid rgba(245, 158, 13, 0.2);
            border-radius: var(--radius-lg);
            padding: 2rem;
            display: flex;
            flex-wrap: wrap;
            gap: 2rem;
            align-items: flex-start;
        }

        .boundary-panel > div {
            flex: 1 1 240px;
        }

        .boundary-panel h3 {
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }

        /* News section */
        .news-layout {
            row-gap: 2rem;
        }

        .news-main-list {
            display: flex;
            flex-direction: column;
            gap: 1.1rem;
        }

        .news-main-item {
            background: rgba(11, 46, 30, 0.72);
            border: 1px solid rgba(245, 158, 13, 0.15);
            border-radius: var(--radius-md);
            padding: 1.4rem;
            transition: border-color var(--transition), background var(--transition);
        }

        .news-main-item:hover {
            border-color: rgba(245, 158, 13, 0.4);
            background: rgba(13, 53, 34, 0.9);
        }

        .news-meta {
            display: flex;
            align-items: center;
            gap: 0.8rem;
            flex-wrap: wrap;
            margin-bottom: 0.6rem;
        }

        .news-cat {
            background: rgba(245, 158, 13, 0.12);
            color: var(--gold-400);
            font-size: 0.75rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.07em;
            padding: 0.25rem 0.65rem;
            border-radius: 999px;
        }

        .news-date {
            color: var(--olive);
            font-size: 0.8rem;
        }

        .news-main-item h3 {
            font-size: 1.25rem;
            margin-bottom: 0.5rem;
        }

        .news-main-item p {
            color: var(--mint);
            margin-bottom: 0;
            font-size: 0.95rem;
        }

        .news-side-list {
            background: rgba(11, 46, 30, 0.72);
            border: 1px solid rgba(245, 158, 13, 0.15);
            border-radius: var(--radius-md);
            padding: 1.5rem;
        }

        .news-side-list h3 {
            border-bottom: 1px solid rgba(245, 158, 13, 0.2);
            padding-bottom: 0.8rem;
            margin-bottom: 1rem;
        }

        .news-side-item {
            display: block;
            padding: 0.7rem 0;
            border-bottom: 1px solid rgba(245, 158, 13, 0.1);
            color: var(--mint);
            font-weight: 600;
            font-size: 0.95rem;
        }

        .news-side-item:last-child {
            border-bottom: 0;
        }

        .news-side-item small {
            color: var(--olive);
            display: block;
            margin-top: 0.15rem;
            font-size: 0.78rem;
        }

        .empty-cms {
            color: var(--mint);
            background: rgba(11, 46, 30, 0.6);
            border-radius: var(--radius-md);
            padding: 2rem;
            text-align: center;
            font-weight: 600;
        }

        /* Testimonial */
        .testimonial-grid {
            row-gap: 1.5rem;
        }

        .testimonial-card {
            background: rgba(11, 46, 30, 0.64);
            border: 1px solid rgba(245, 158, 13, 0.18);
            border-radius: var(--radius-md);
            padding: 1.7rem;
            height: 100%;
        }

        .testimonial-card blockquote {
            color: var(--mint);
            font-size: 1rem;
            line-height: 1.65;
            margin: 0 0 1.2rem;
        }

        .testimonial-user {
            display: flex;
            align-items: center;
            gap: 0.7rem;
            font-weight: 700;
            color: #fff;
        }

        .testimonial-user span {
            display: block;
            font-size: 0.75rem;
            color: var(--olive);
            font-weight: 500;
        }

        /* Metrics */
        .metric-grid {
            row-gap: 1.5rem;
        }

        .metric-item {
            background: rgba(11, 46, 30, 0.7);
            border: 1px solid rgba(245, 158, 13, 0.2);
            border-radius: var(--radius-md);
            padding: 1.6rem 1.5rem;
            text-align: left;
            height: 100%;
        }

        .metric-value {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--gold-400);
            display: block;
            margin-bottom: 0.3rem;
        }

        .metric-label {
            color: var(--mint);
            font-size: 0.95rem;
        }

        /* Steps */
        .step-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .step-list li {
            display: flex;
            align-items: flex-start;
            gap: 1rem;
            padding: 1.2rem 0;
            border-bottom: 1px solid rgba(245, 158, 13, 0.16);
        }

        .step-list li:last-child {
            border-bottom: 0;
        }

        .step-num {
            width: 42px;
            height: 42px;
            flex: 0 0 auto;
            background: rgba(245, 158, 13, 0.14);
            border: 1px solid rgba(245, 158, 13, 0.4);
            color: var(--gold-400);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
        }

        .step-content strong {
            color: #fff;
            display: block;
            margin-bottom: 0.3rem;
            font-size: 1.05rem;
        }

        .step-content span {
            color: var(--mint);
            font-size: 0.96rem;
        }

        /* FAQ */
        .accordion {
            background: transparent;
            border: 0;
        }

        .accordion-item {
            background: rgba(11, 46, 30, 0.72);
            border: 1px solid rgba(245, 158, 13, 0.18);
            border-radius: var(--radius-sm);
            margin-bottom: 0.85rem;
            overflow: hidden;
        }

        .accordion-title {
            background: transparent;
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            border: 0;
            padding: 1.2rem 1.4rem;
            line-height: 1.45;
        }

        .accordion-title:hover,
        .accordion-title:focus {
            background: rgba(245, 158, 13, 0.06);
            color: var(--gold-400);
        }

        .accordion-content {
            background: transparent;
            border: 0;
            padding: 0 1.4rem 1.3rem;
            color: var(--mint);
        }

        /* Category cards */
        .category-grid {
            row-gap: 1.5rem;
        }

        .cat-card {
            display: block;
            background: rgba(11, 46, 30, 0.7);
            border: 1px solid rgba(245, 158, 13, 0.18);
            border-radius: var(--radius-md);
            overflow: hidden;
            height: 100%;
            transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
            color: #fff;
        }

        .cat-card:hover {
            border-color: rgba(245, 158, 13, 0.5);
            transform: translateY(-4px);
            box-shadow: var(--shadow-gold);
            color: #fff;
        }

        .cat-card img {
            height: 140px;
            width: 100%;
            object-fit: cover;
        }

        .cat-card-body {
            padding: 1.3rem;
        }

        .cat-card-body h3 {
            color: #fff;
            margin-bottom: 0.5rem;
            font-size: 1.15rem;
        }

        .cat-card-body p {
            color: var(--mint);
            font-size: 0.9rem;
            margin-bottom: 0;
        }

        /* Payment */
        .payment-list {
            display: flex;
            flex-wrap: wrap;
            gap: 0.85rem;
        }

        .payment-chip {
            background: rgba(245, 158, 13, 0.08);
            border: 1px solid rgba(245, 158, 13, 0.3);
            color: #fff;
            border-radius: 999px;
            padding: 0.65rem 1.2rem;
            font-weight: 700;
            font-size: 0.92rem;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }

        .payment-chip i {
            color: var(--gold-400);
        }

        /* Benefits */
        .benefit-grid {
            row-gap: 1.4rem;
        }

        .benefit-item {
            background: rgba(11, 46, 30, 0.66);
            border: 1px solid rgba(245, 158, 13, 0.2);
            border-radius: var(--radius-md);
            padding: 1.7rem;
            height: 100%;
        }

        .benefit-item h3 {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            color: #fff;
        }

        .benefit-item h3 i {
            color: var(--gold-400);
        }

        .benefit-item p {
            color: var(--mint);
            font-size: 0.94rem;
            margin-bottom: 0;
        }

        /* Final CTA */
        .final-cta {
            background: radial-gradient(circle at 50% 0%, #0d3522 0%, #051f14 70%);
            border-top: 1px solid rgba(245, 158, 13, 0.2);
            border-bottom: 1px solid rgba(245, 158, 13, 0.2);
            padding: 4.5rem 0;
            text-align: center;
        }

        .final-cta h2 {
            max-width: 46rem;
            margin-left: auto;
            margin-right: auto;
        }

        .final-cta p {
            color: var(--mint);
            max-width: 42rem;
            margin-left: auto;
            margin-right: auto;
        }

        .final-cta .btn {
            margin-top: 1.8rem;
        }

        /* Footer */
        .site-footer {
            background: #030e09;
            padding: 3.5rem 0 2rem;
            border-top: 1px solid rgba(245, 158, 13, 0.18);
        }

        .footer-grid {
            row-gap: 2rem;
        }

        .footer-brand .brand-main {
            font-size: 1.7rem;
        }

        .footer-brand .brand-sub {
            font-size: 0.78rem;
        }

        .footer-about {
            color: var(--mint);
            font-size: 0.9rem;
            max-width: 24rem;
            margin-top: 1rem;
        }

        .footer-title {
            color: var(--gold-400);
            font-weight: 800;
            text-transform: uppercase;
            letter-spacing: 0.1em;
            font-size: 0.78rem;
            margin-bottom: 1rem;
        }

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

        .footer-links li {
            margin-bottom: 0.65rem;
        }

        .footer-links a {
            color: var(--mint);
            font-size: 0.9rem;
            font-weight: 500;
        }

        .footer-links a:hover {
            color: var(--gold-400);
        }

        .footer-bottom {
            border-top: 1px solid rgba(245, 158, 13, 0.14);
            margin-top: 2.8rem;
            padding-top: 1.8rem;
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            justify-content: space-between;
            align-items: center;
            color: var(--olive);
            font-size: 0.8rem;
        }

        .footer-bottom .legal {
            display: flex;
            align-items: center;
            gap: 1.2rem;
            flex-wrap: wrap;
        }

        .footer-bottom .legal a {
            color: var(--olive);
            font-size: 0.8rem;
        }

        .footer-bottom .legal a:hover {
            color: var(--gold-400);
        }

        .age-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: rgba(220, 38, 38, 0.18);
            border: 1px solid rgba(220, 38, 38, 0.7);
            color: #fca5a5;
            border-radius: 50%;
            width: 42px;
            height: 42px;
            font-weight: 800;
            font-size: 0.95rem;
        }

        /* FAB */
        .fab {
            position: fixed;
            left: 1rem;
            bottom: 6rem;
            z-index: 110;
            display: flex;
            align-items: center;
            justify-content: center;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: radial-gradient(circle at 35% 30%, #d1fae5, #0b2e1e 55%, #051f14);
            border: 2px solid var(--gold-500);
            color: var(--gold-400);
            box-shadow: 0 6px 25px rgba(245, 158, 11, 0.35);
            text-decoration: none;
            font-size: 1.4rem;
            transition: transform var(--transition), box-shadow var(--transition), opacity var(--transition);
        }

        .fab:hover {
            transform: scale(1.1);
            opacity: 1;
            color: var(--gold-400);
            box-shadow: 0 8px 32px rgba(245, 158, 11, 0.5);
        }

        .fab:active {
            transform: scale(0.95) translateY(1px);
        }

        .fab .notification {
            position: absolute;
            top: -3px;
            right: -3px;
            width: 14px;
            height: 14px;
            background: #dc2626;
            border-radius: 50%;
            border: 2px solid #fff;
        }

        @media screen and (max-width: 1024px) {
            .header-inner {
                gap: 1rem;
            }

            .main-nav {
                gap: 1rem;
                justify-content: flex-start;
            }

            .nav-actions {
                gap: 0.4rem;
            }

            .nav-actions .btn-text {
                font-size: 0.88rem;
                padding: 0.4rem 0.5rem;
            }

            .nav-actions .btn-sm {
                min-height: 38px;
                padding: 0.45rem 1rem;
                font-size: 0.85rem;
            }
        }

        @media screen and (max-width: 768px) {
            .header-inner {
                flex-wrap: wrap;
                justify-content: space-between;
            }

            .main-nav {
                display: none;
                order: 3;
                width: 100%;
                flex-direction: column;
                align-items: flex-start;
                background: rgba(5, 31, 20, 0.96);
                border-radius: 14px;
                padding: 1.2rem;
                border: 1px solid rgba(245, 158, 13, 0.2);
                margin-top: 0.6rem;
            }

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

            .main-nav a {
                width: 100%;
                padding: 0.7rem 0.2rem;
                font-size: 1rem;
            }

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

            .nav-actions .btn-text {
                display: inline-flex;
            }

            .nav-toggle {
                display: flex;
            }

            .hero-section {
                padding-top: 7rem;
                padding-bottom: 4rem;
            }

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

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

            .section {
                padding: 3.5rem 0;
            }

            .final-cta {
                padding: 3.5rem 0;
            }
        }

        @media screen and (max-width: 520px) {
            .brand-main {
                font-size: 1rem;
                white-space: normal;
            }

            .brand-sub {
                font-size: 0.6rem;
            }

            .nav-actions .btn-text {
                font-size: 0.8rem;
                padding: 0.3rem 0.4rem;
            }

            .nav-actions .btn-sm {
                min-height: 36px;
                padding: 0.4rem 0.8rem;
                font-size: 0.78rem;
            }

            h1 {
                font-size: 1.9rem;
            }

            .hero-demo {
                padding: 1.3rem;
            }

            .demo-row {
                flex-direction: column;
                gap: 0.2rem;
            }

            .demo-row .value {
                text-align: left;
            }

            .trust-item {
                gap: 0.7rem;
            }

            .badge-item {
                width: 100%;
                justify-content: flex-start;
            }
        }

/* roulang page: category1 */
:root {
            --green-950: #051f14;
            --green-900: #0b2e1e;
            --green-850: #0d3522;
            --green-800: #10402a;
            --gold-400: #fcd34d;
            --gold-500: #f59e0b;
            --gold-600: #d97706;
            --red-600: #dc2626;
            --ivory: #f8fafc;
            --mint: #d1fae5;
            --olive: #a3a375;
            --white: #ffffff;
            --gray-300: #cbd5e1;
            --gray-500: #94a3b8;
            --border-soft: rgba(245, 158, 13, 0.22);
            --shadow-card: 0 18px 40px rgba(0, 0, 0, 0.35);
            --shadow-gold: 0 10px 30px rgba(245, 158, 11, 0.18);
            --radius-sm: 10px;
            --radius-md: 18px;
            --radius-lg: 28px;
            --container: 1200px;
            --transition: 0.25s ease;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            background: var(--green-950);
            color: var(--ivory);
            font-family: 'Be Vietnam Pro', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            line-height: 1.6;
            margin: 0;
            -webkit-font-smoothing: antialiased;
            text-rendering: optimizeLegibility;
        }

        a {
            color: var(--gold-400);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover,
        a:focus {
            color: var(--gold-500);
            outline: none;
        }
        a:focus-visible {
            outline: 2px solid var(--gold-400);
            outline-offset: 3px;
            border-radius: 4px;
        }

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

        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }

        .section {
            padding: 4.5rem 0;
            position: relative;
        }
        .section-alt {
            background: radial-gradient(circle at 20% 10%, #0d3522 0%, #051f14 75%);
            border-top: 1px solid rgba(245, 158, 13, 0.12);
            border-bottom: 1px solid rgba(245, 158, 13, 0.12);
        }
        .section-dark {
            background: #04160e;
        }

        .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            text-transform: uppercase;
            letter-spacing: 0.14em;
            font-size: 0.78rem;
            font-weight: 700;
            color: var(--gold-400);
            background: rgba(245, 158, 13, 0.1);
            border: 1px solid rgba(245, 158, 13, 0.28);
            border-radius: 999px;
            padding: 0.45rem 0.9rem;
            margin-bottom: 1rem;
        }
        .eyebrow i {
            font-size: 0.8rem;
        }

        .text-gold { color: var(--gold-400); }
        .text-mint { color: var(--mint); }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            min-height: 48px;
            padding: 0.7rem 1.6rem;
            border-radius: 999px;
            border: 1px solid transparent;
            font-weight: 700;
            font-size: 0.98rem;
            line-height: 1.2;
            cursor: pointer;
            transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
            text-align: center;
        }
        .btn:active {
            transform: translateY(1px);
        }
        .btn-gold {
            background: linear-gradient(135deg, #fcd34d 0%, #f59e0b 100%);
            color: #071a0e;
            box-shadow: 0 10px 24px rgba(245, 158, 11, 0.25);
        }
        .btn-gold:hover,
        .btn-gold:focus {
            background: linear-gradient(135deg, #fde68a 0%, #f59e0b 100%);
            color: #071a0e;
            box-shadow: 0 14px 32px rgba(245, 158, 11, 0.35);
            transform: translateY(-2px);
        }
        .btn-outline {
            border-color: rgba(245, 158, 13, 0.55);
            color: var(--gold-400);
            background: transparent;
        }
        .btn-outline:hover,
        .btn-outline:focus {
            background: rgba(245, 158, 13, 0.12);
            border-color: var(--gold-400);
            color: var(--gold-400);
            transform: translateY(-2px);
        }
        .btn-sm {
            min-height: 40px;
            padding: 0.5rem 1.2rem;
            font-size: 0.9rem;
        }
        .btn-lg {
            min-height: 56px;
            padding: 0.85rem 2rem;
            font-size: 1.05rem;
        }

        /* Header */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 120;
            background: rgba(5, 31, 20, 0.9);
            backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(245, 158, 13, 0.2);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
        }
        .header-inner {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0.75rem 1.25rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.2rem;
        }
        .brand {
            display: flex;
            flex-direction: column;
            line-height: 1.15;
            color: var(--white);
        }
        .brand-main {
            font-size: 1.2rem;
            font-weight: 800;
            letter-spacing: -0.01em;
            white-space: nowrap;
        }
        .brand-sub {
            font-size: 0.68rem;
            text-transform: uppercase;
            letter-spacing: 0.12em;
            color: var(--gold-400);
            font-weight: 600;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 1.3rem;
            flex: 1;
            justify-content: center;
        }
        .main-nav a {
            color: #d1fae5;
            font-weight: 600;
            font-size: 0.95rem;
            padding: 0.45rem 0.2rem;
            position: relative;
            white-space: nowrap;
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -2px;
            height: 2px;
            width: 0;
            background: var(--gold-400);
            transition: width var(--transition);
        }
        .main-nav a:hover::after,
        .main-nav a:focus::after {
            width: 100%;
        }
        .main-nav a.active {
            color: var(--gold-400);
        }
        .main-nav a.active::after {
            width: 100%;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 0.8rem;
        }
        .btn-text {
            color: var(--gold-400);
            font-weight: 700;
            font-size: 0.95rem;
            padding: 0.5rem 0.3rem;
            white-space: nowrap;
            transition: color var(--transition);
        }
        .btn-text:hover {
            color: #fde68a;
        }
        .nav-toggle {
            display: none;
            background: transparent;
            border: 1px solid rgba(245, 158, 13, 0.4);
            color: var(--gold-400);
            width: 40px;
            height: 40px;
            border-radius: 8px;
            cursor: pointer;
            font-size: 1.2rem;
            align-items: center;
            justify-content: center;
        }

        /* Footer */
        .site-footer {
            background: #04160e;
            border-top: 1px solid rgba(245, 158, 13, 0.18);
            padding-top: 3.5rem;
            margin-top: 3rem;
        }
        .footer-grid {
            padding-bottom: 2.5rem;
        }
        .footer-brand .brand {
            margin-bottom: 1rem;
        }
        .footer-about {
            color: var(--gray-500);
            font-size: 0.95rem;
            line-height: 1.7;
            margin-bottom: 1rem;
        }
        .footer-title {
            font-weight: 700;
            color: var(--gold-400);
            letter-spacing: 0.08em;
            text-transform: uppercase;
            font-size: 0.9rem;
            margin-bottom: 1.2rem;
        }
        .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-links li {
            margin-bottom: 0.7rem;
        }
        .footer-links a {
            color: var(--gray-300);
            font-size: 0.95rem;
            transition: color var(--transition);
        }
        .footer-links a:hover {
            color: var(--gold-400);
        }
        .payment-list {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem;
        }
        .payment-chip {
            background: rgba(245, 158, 13, 0.08);
            border: 1px solid rgba(245, 158, 13, 0.22);
            border-radius: 999px;
            padding: 0.45rem 0.9rem;
            font-size: 0.85rem;
            color: var(--mint);
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 0.45rem;
        }
        .footer-bottom {
            border-top: 1px solid rgba(245, 158, 13, 0.15);
            padding: 1.5rem 0;
            text-align: center;
            color: var(--gray-500);
            font-size: 0.9rem;
        }

        /* Category Hero */
        .category-hero {
            padding-top: 7.5rem;
            padding-bottom: 4rem;
            background: linear-gradient(135deg, #051f14 0%, #0b2e1e 50%, #0d3522 100%);
            border-bottom: 1px solid rgba(245, 158, 13, 0.12);
        }
        .icon-matrix {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem;
            margin-bottom: 1.5rem;
        }
        .icon-matrix span {
            background: rgba(245, 158, 13, 0.12);
            border: 1px solid rgba(245, 158, 13, 0.3);
            color: var(--gold-400);
            width: 46px;
            height: 46px;
            border-radius: 10px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
        }
        .status-bar {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 1rem;
            background: rgba(0, 0, 0, 0.25);
            border: 1px solid rgba(245, 158, 13, 0.2);
            border-radius: var(--radius-md);
            padding: 0.8rem 1.2rem;
            margin-bottom: 2rem;
            max-width: fit-content;
        }
        .status-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: #22c55e;
            box-shadow: 0 0 10px #22c55e;
            animation: pulse-dot 1.8s infinite;
        }
        @keyframes pulse-dot {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.4; }
        }
        .status-bar strong {
            color: #22c55e;
            font-weight: 700;
        }
        .category-hero h1 {
            font-size: 2.8rem;
            line-height: 1.3;
            font-weight: 800;
            margin-bottom: 1.2rem;
            letter-spacing: -0.02em;
        }
        .category-hero .lead {
            font-size: 1.15rem;
            color: var(--mint);
            max-width: 800px;
            line-height: 1.7;
            margin-bottom: 1.8rem;
        }

        /* Rule Step */
        .rule-step {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(245, 158, 13, 0.18);
            border-radius: var(--radius-md);
            padding: 1.8rem;
            height: 100%;
            transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
        }
        .rule-step:hover {
            transform: translateY(-4px);
            border-color: rgba(245, 158, 13, 0.5);
            box-shadow: var(--shadow-card);
        }
        .rule-icon {
            width: 52px;
            height: 52px;
            border-radius: 12px;
            background: linear-gradient(135deg, rgba(245, 158, 13, 0.2), rgba(220, 38, 38, 0.12));
            border: 1px solid rgba(245, 158, 13, 0.35);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--gold-400);
            margin-bottom: 1rem;
        }
        .rule-step h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--gold-400);
            margin-bottom: 0.6rem;
        }
        .rule-step p {
            color: var(--gray-300);
            font-size: 0.95rem;
            line-height: 1.7;
        }

        /* Withdraw Step */
        .withdraw-step {
            display: flex;
            gap: 1.2rem;
            align-items: flex-start;
            margin-bottom: 1.5rem;
        }
        .step-number {
            width: 46px;
            height: 46px;
            border-radius: 50%;
            background: linear-gradient(135deg, #fcd34d, #f59e0b);
            color: #071a0e;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            flex-shrink: 0;
        }
        .withdraw-step-content {
            flex: 1;
        }
        .withdraw-step-content h4 {
            font-size: 1.2rem;
            color: var(--gold-400);
            font-weight: 700;
            margin-bottom: 0.4rem;
        }
        .withdraw-step-content p {
            color: var(--gray-300);
            font-size: 0.95rem;
            line-height: 1.7;
        }

        /* FAQ */
        .faq-item {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(245, 158, 13, 0.18);
            border-radius: var(--radius-md);
            padding: 1.5rem;
            margin-bottom: 1rem;
            transition: border-color var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(245, 158, 13, 0.45);
        }
        .faq-question {
            display: flex;
            align-items: center;
            gap: 0.8rem;
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--gold-400);
            margin-bottom: 0.6rem;
            cursor: pointer;
        }
        .faq-question i {
            transition: transform var(--transition);
        }
        .faq-question.active i {
            transform: rotate(90deg);
        }
        .faq-answer {
            color: var(--gray-300);
            font-size: 0.95rem;
            line-height: 1.7;
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition), padding-top var(--transition);
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding-top: 0.5rem;
        }

        /* CTA Panel */
        .cta-panel {
            background: linear-gradient(135deg, #0d3522 0%, #0b2e1e 100%);
            border: 1px solid rgba(245, 158, 13, 0.3);
            border-radius: var(--radius-lg);
            padding: 3rem 2rem;
            text-align: center;
        }
        .cta-panel h2 {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--gold-400);
            margin-bottom: 1rem;
        }
        .cta-panel p {
            color: var(--gray-300);
            font-size: 1.1rem;
            max-width: 700px;
            margin: 0 auto 2rem;
            line-height: 1.7;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .main-nav {
                gap: 0.9rem;
            }
            .main-nav a {
                font-size: 0.88rem;
            }
            .category-hero h1 {
                font-size: 2.4rem;
            }
        }
        @media (max-width: 768px) {
            .header-inner {
                flex-wrap: wrap;
            }
            .nav-toggle {
                display: flex;
            }
            .main-nav {
                position: fixed;
                top: 0;
                right: -100%;
                width: 80%;
                max-width: 320px;
                height: 100vh;
                background: #051f14;
                flex-direction: column;
                align-items: flex-start;
                padding: 6rem 2rem 2rem;
                gap: 1.5rem;
                transition: right 0.3s ease;
                border-left: 1px solid rgba(245, 158, 13, 0.2);
                justify-content: flex-start;
                z-index: 130;
            }
            .main-nav.open {
                right: 0;
            }
            .main-nav a {
                font-size: 1.1rem;
                color: var(--white);
                width: 100%;
                padding: 0.6rem 0;
            }
            .main-nav a.active {
                color: var(--gold-400);
            }
            .nav-actions {
                gap: 0.5rem;
            }
            .btn-sm {
                padding: 0.45rem 0.8rem;
                font-size: 0.85rem;
            }
            .category-hero h1 {
                font-size: 2rem;
            }
            .section {
                padding: 3rem 0;
            }
            .cta-panel {
                padding: 2rem 1.5rem;
            }
            .cta-panel h2 {
                font-size: 1.8rem;
            }
        }
        @media (max-width: 520px) {
            .brand-main {
                font-size: 1rem;
            }
            .brand-sub {
                font-size: 0.6rem;
            }
            .nav-actions .btn-text {
                font-size: 0.85rem;
            }
            .nav-actions .btn {
                min-height: 36px;
                font-size: 0.8rem;
                padding: 0.4rem 0.8rem;
            }
            .category-hero h1 {
                font-size: 1.6rem;
            }
            .category-hero .lead {
                font-size: 1rem;
            }
            .icon-matrix span {
                width: 38px;
                height: 38px;
                font-size: 1rem;
            }
            .withdraw-step {
                flex-direction: column;
                align-items: flex-start;
            }
        }

/* roulang page: article */
:root {
            --green-950: #051f14;
            --green-900: #0b2e1e;
            --green-850: #0d3522;
            --green-800: #10402a;
            --gold-400: #fcd34d;
            --gold-500: #f59e0b;
            --gold-600: #d97706;
            --red-600: #dc2626;
            --ivory: #f8fafc;
            --mint: #d1fae5;
            --olive: #a3a375;
            --white: #ffffff;
            --gray-300: #cbd5e1;
            --gray-500: #94a3b8;
            --border-soft: rgba(245, 158, 13, 0.22);
            --shadow-card: 0 18px 40px rgba(0, 0, 0, 0.35);
            --shadow-gold: 0 10px 30px rgba(245, 158, 11, 0.18);
            --radius-sm: 10px;
            --radius-md: 18px;
            --radius-lg: 28px;
            --container: 1200px;
            --transition: 0.25s ease;
        }
        * {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background: var(--green-950);
            color: var(--ivory);
            font-family: 'Be Vietnam Pro', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            line-height: 1.6;
            margin: 0;
            -webkit-font-smoothing: antialiased;
            text-rendering: optimizeLegibility;
        }
        a {
            color: var(--gold-400);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover,
        a:focus {
            color: var(--gold-500);
            outline: none;
        }
        a:focus-visible {
            outline: 2px solid var(--gold-400);
            outline-offset: 3px;
            border-radius: 4px;
        }
        img {
            max-width: 100%;
            display: block;
        }
        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }
        .section {
            padding: 4.5rem 0;
            position: relative;
        }
        .section-alt {
            background: radial-gradient(circle at 20% 10%, #0d3522 0%, #051f14 75%);
            border-top: 1px solid rgba(245, 158, 13, 0.12);
            border-bottom: 1px solid rgba(245, 158, 13, 0.12);
        }
        .section-dark {
            background: #04160e;
        }
        .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            text-transform: uppercase;
            letter-spacing: 0.14em;
            font-size: 0.78rem;
            font-weight: 700;
            color: var(--gold-400);
            background: rgba(245, 158, 13, 0.1);
            border: 1px solid rgba(245, 158, 13, 0.28);
            border-radius: 999px;
            padding: 0.45rem 0.9rem;
            margin-bottom: 1rem;
        }
        .eyebrow i {
            font-size: 0.8rem;
        }
        .text-gold {
            color: var(--gold-400);
        }
        .text-mint {
            color: var(--mint);
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            min-height: 48px;
            padding: 0.7rem 1.6rem;
            border-radius: 999px;
            border: 1px solid transparent;
            font-weight: 700;
            font-size: 0.98rem;
            line-height: 1.2;
            cursor: pointer;
            transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
            text-align: center;
            white-space: nowrap;
        }
        .btn:active {
            transform: translateY(1px);
        }
        .btn-gold {
            background: linear-gradient(135deg, #fcd34d 0%, #f59e0b 100%);
            color: #071a0e;
            box-shadow: 0 10px 24px rgba(245, 158, 11, 0.25);
        }
        .btn-gold:hover,
        .btn-gold:focus {
            background: linear-gradient(135deg, #fde68a 0%, #f59e0b 100%);
            color: #071a0e;
            box-shadow: 0 14px 32px rgba(245, 158, 11, 0.35);
            transform: translateY(-2px);
        }
        .btn-outline {
            border-color: rgba(245, 158, 13, 0.55);
            color: var(--gold-400);
            background: transparent;
        }
        .btn-outline:hover,
        .btn-outline:focus {
            background: rgba(245, 158, 13, 0.12);
            border-color: var(--gold-400);
            color: var(--gold-400);
            transform: translateY(-2px);
        }
        .btn-sm {
            min-height: 40px;
            padding: 0.5rem 1.2rem;
            font-size: 0.9rem;
        }
        .btn-lg {
            min-height: 56px;
            padding: 0.85rem 2rem;
            font-size: 1.05rem;
        }

        /* Header */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 120;
            background: rgba(5, 31, 20, 0.92);
            backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(245, 158, 13, 0.2);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
        }
        .header-inner {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0.75rem 1.25rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.2rem;
        }
        .brand {
            display: flex;
            flex-direction: column;
            line-height: 1.15;
            color: var(--white);
            white-space: nowrap;
        }
        .brand-main {
            font-size: 1.2rem;
            font-weight: 800;
            letter-spacing: -0.01em;
        }
        .brand-sub {
            font-size: 0.68rem;
            text-transform: uppercase;
            letter-spacing: 0.12em;
            color: var(--gold-400);
            font-weight: 600;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 1.3rem;
            flex: 1;
            justify-content: center;
        }
        .main-nav a {
            color: #d1fae5;
            font-weight: 600;
            font-size: 0.95rem;
            padding: 0.45rem 0.2rem;
            position: relative;
            white-space: nowrap;
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            height: 2px;
            width: 0;
            background: var(--gold-400);
            transition: width var(--transition);
        }
        .main-nav a:hover::after,
        .main-nav a.active::after {
            width: 100%;
        }
        .main-nav a.active {
            color: var(--gold-400);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 0.8rem;
            white-space: nowrap;
        }
        .btn-text {
            color: var(--gold-400);
            font-weight: 600;
            font-size: 0.95rem;
            background: transparent;
            border: none;
            cursor: pointer;
        }
        .btn-text:hover {
            color: var(--gold-400);
        }
        .nav-toggle {
            display: none;
            background: transparent;
            border: 1px solid rgba(245, 158, 13, 0.4);
            color: var(--gold-400);
            width: 42px;
            height: 42px;
            border-radius: 10px;
            font-size: 1.2rem;
            cursor: pointer;
            align-items: center;
            justify-content: center;
        }

        /* Article Hero */
        .article-hero {
            padding: 7.5rem 0 4rem;
            background: linear-gradient(180deg, rgba(5, 31, 20, 0.92) 0%, rgba(5, 31, 20, 0.96) 100%), url('/assets/images/a560cd79b8181263.jpg') center/cover;
            border-bottom: 1px solid rgba(245, 158, 13, 0.18);
        }
        .article-hero-grid {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 2.5rem;
            align-items: center;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.5rem;
            font-size: 0.88rem;
            color: var(--olive);
            margin-bottom: 1.2rem;
        }
        .breadcrumb a {
            color: var(--gold-400);
            font-weight: 600;
        }
        .breadcrumb span {
            color: var(--gray-500);
        }
        .article-hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.2;
            margin: 0 0 1rem;
            color: var(--white);
            letter-spacing: -0.02em;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 1.2rem;
            font-size: 0.9rem;
            color: var(--mint);
            margin-bottom: 1.5rem;
        }
        .article-meta i {
            color: var(--gold-400);
            margin-right: 0.3rem;
        }
        .article-lede {
            color: #cbd5e1;
            font-size: 1.1rem;
            line-height: 1.7;
            max-width: 42rem;
        }
        .hero-cover {
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            border: 1px solid rgba(245, 158, 13, 0.3);
            width: 100%;
            height: auto;
            object-fit: cover;
        }

        /* Article Body */
        .article-body {
            padding: 4rem 0;
        }
        .article-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 2.5rem;
            align-items: start;
        }
        .article-content {
            background: rgba(13, 53, 34, 0.35);
            border: 1px solid rgba(245, 158, 13, 0.12);
            border-radius: var(--radius-lg);
            padding: 2rem;
            color: #e2e8f0;
            font-size: 1.05rem;
            line-height: 1.7;
            box-shadow: var(--shadow-card);
        }
        .article-content h2 {
            color: var(--gold-400);
            font-size: 1.6rem;
            margin-top: 2rem;
            margin-bottom: 0.8rem;
            font-weight: 700;
        }
        .article-content h3 {
            color: var(--mint);
            font-size: 1.25rem;
            margin-top: 1.6rem;
            margin-bottom: 0.6rem;
        }
        .article-content p {
            margin-bottom: 1.2rem;
        }
        .article-content img {
            border-radius: var(--radius-md);
            margin: 1.5rem 0;
        }
        .article-content ul,
        .article-content ol {
            margin-left: 1.5rem;
            margin-bottom: 1.5rem;
        }
        .article-content li {
            margin-bottom: 0.6rem;
        }
        .not-found {
            text-align: center;
            padding: 3rem 1rem;
        }
        .not-found i {
            font-size: 3rem;
            color: var(--gold-400);
            margin-bottom: 1rem;
        }
        .not-found h2 {
            color: var(--white);
            font-size: 1.8rem;
            margin-bottom: 0.8rem;
        }
        .not-found p {
            color: var(--gray-300);
            margin-bottom: 2rem;
        }

        /* Sidebar */
        .article-sidebar {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
            position: sticky;
            top: 100px;
        }
        .sidebar-box {
            background: rgba(13, 53, 34, 0.55);
            border: 1px solid rgba(245, 158, 13, 0.16);
            border-radius: var(--radius-md);
            padding: 1.5rem;
            box-shadow: var(--shadow-card);
        }
        .sidebar-box h3 {
            color: var(--gold-400);
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 1rem;
        }
        .check-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
        }
        .check-list li {
            display: flex;
            align-items: flex-start;
            gap: 0.6rem;
            color: var(--gray-300);
            font-size: 0.95rem;
            line-height: 1.5;
        }
        .check-list i {
            color: var(--gold-400);
            margin-top: 0.15rem;
        }
        .payment-list {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem;
        }
        .payment-chip {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            background: rgba(245, 158, 13, 0.1);
            border: 1px solid rgba(245, 158, 13, 0.3);
            color: var(--mint);
            padding: 0.45rem 0.7rem;
            border-radius: 999px;
            font-size: 0.78rem;
            font-weight: 600;
            white-space: nowrap;
        }
        .payment-chip i {
            color: var(--gold-400);
        }

        /* Section Head */
        .section-head {
            max-width: 760px;
            margin-bottom: 2.5rem;
        }
        .section-head h2 {
            font-size: 2rem;
            font-weight: 800;
            line-height: 1.25;
            color: var(--white);
            margin: 0;
            letter-spacing: -0.01em;
        }
        .section-head p {
            color: var(--gray-300);
            font-size: 1.05rem;
            margin-top: 0.8rem;
        }

        /* Benefit Cards */
        .benefit-card {
            background: rgba(13, 53, 34, 0.45);
            border: 1px solid rgba(245, 158, 13, 0.16);
            border-radius: var(--radius-md);
            padding: 1.8rem;
            box-shadow: var(--shadow-card);
            transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
            height: 100%;
        }
        .benefit-card:hover {
            transform: translateY(-5px);
            border-color: rgba(245, 158, 13, 0.5);
            box-shadow: 0 22px 45px rgba(0, 0, 0, 0.4);
        }
        .benefit-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--gold-400);
            background: rgba(245, 158, 13, 0.12);
            margin-bottom: 1.2rem;
        }
        .benefit-card h3 {
            color: var(--white);
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 0.7rem;
        }
        .benefit-card p {
            color: var(--gray-300);
            font-size: 0.95rem;
            line-height: 1.6;
            margin: 0;
        }

        /* Steps */
        .step-card {
            background: #0b2e1e;
            border-radius: var(--radius-md);
            padding: 1.8rem;
            border-left: 4px solid var(--gold-500);
            box-shadow: var(--shadow-card);
        }
        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, #fcd34d, #f59e0b);
            color: #071a0e;
            font-weight: 800;
            font-size: 1.1rem;
            margin-bottom: 1rem;
        }
        .step-card h3 {
            color: var(--white);
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 0.6rem;
        }
        .step-card p {
            color: var(--gray-300);
            font-size: 0.95rem;
            line-height: 1.6;
            margin: 0;
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 1rem;
            max-width: 820px;
        }
        .faq-item {
            background: #0b2e1e;
            border: 1px solid rgba(245, 158, 13, 0.16);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: border-color var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(245, 158, 13, 0.45);
        }
        .faq-question {
            width: 100%;
            background: transparent;
            border: none;
            color: var(--white);
            font-weight: 700;
            font-size: 1.05rem;
            text-align: left;
            padding: 1.2rem 1.4rem;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            font-family: inherit;
        }
        .faq-question i {
            color: var(--gold-400);
            transition: transform var(--transition);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
            color: var(--gray-300);
            font-size: 0.95rem;
            line-height: 1.7;
            padding: 0 1.4rem;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding-bottom: 1.3rem;
        }

        /* CTA */
        .cta-section {
            background: radial-gradient(circle at 50% 0%, #0d3522 0%, #051f14 75%);
            text-align: center;
            border-top: 1px solid rgba(245, 158, 13, 0.2);
        }
        .cta-section h2 {
            font-size: 2rem;
            font-weight: 800;
            color: var(--white);
            margin-bottom: 1rem;
        }
        .cta-section p {
            color: var(--gray-300);
            font-size: 1.05rem;
            max-width: 680px;
            margin: 0 auto 2rem;
        }
        .cta-actions {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 1rem;
        }

        /* Footer */
        .site-footer {
            background: #030f0a;
            border-top: 1px solid rgba(245, 158, 13, 0.18);
            padding: 3.5rem 0 1.5rem;
        }
        .footer-grid {
            margin-bottom: 2rem;
        }
        .footer-brand .brand {
            margin-bottom: 1rem;
        }
        .footer-about {
            color: var(--gray-300);
            font-size: 0.92rem;
            line-height: 1.7;
            margin-top: 1rem;
        }
        .footer-title {
            color: var(--gold-400);
            font-weight: 700;
            font-size: 0.9rem;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            margin-bottom: 1rem;
        }
        .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 0.65rem;
        }
        .footer-links a {
            color: var(--gray-300);
            font-size: 0.9rem;
            transition: color var(--transition);
        }
        .footer-links a:hover {
            color: var(--gold-400);
        }
        .footer-bottom {
            border-top: 1px solid rgba(245, 158, 13, 0.12);
            padding-top: 1.5rem;
            text-align: center;
            color: var(--gray-500);
            font-size: 0.85rem;
        }

        /* FAB */
        .fab {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 100;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, #0b2e1e, #051f14);
            border: 2px solid var(--gold-500);
            color: var(--gold-400);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            box-shadow: 0 6px 25px rgba(245, 158, 11, 0.35);
            transition: transform var(--transition), opacity var(--transition), box-shadow var(--transition);
            opacity: 0.85;
            text-decoration: none;
        }
        .fab:hover {
            transform: scale(1.1);
            opacity: 1;
            box-shadow: 0 10px 32px rgba(245, 158, 11, 0.5);
            color: var(--gold-400);
        }
        .fab:active {
            transform: scale(0.95) translateY(2px);
        }
        .fab .badge-dot {
            position: absolute;
            top: -2px;
            right: -2px;
            width: 16px;
            height: 16px;
            background: var(--red-600);
            border-radius: 50%;
            border: 2px solid var(--white);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .main-nav {
                gap: 1rem;
            }
            .article-layout {
                grid-template-columns: 1fr;
            }
            .article-sidebar {
                position: static;
            }
            .article-hero h1 {
                font-size: 2.2rem;
            }
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: inline-flex;
            }
            .main-nav {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: rgba(5, 31, 20, 0.98);
                flex-direction: column;
                padding: 1rem 1.25rem;
                gap: 0.8rem;
                border-bottom: 1px solid rgba(245, 158, 13, 0.2);
                align-items: flex-start;
            }
            .main-nav.open {
                display: flex;
            }
            .header-inner {
                flex-wrap: wrap;
                gap: 0.8rem;
            }
            .nav-actions {
                margin-left: auto;
            }
            .btn-text {
                display: inline-block;
            }
            .article-hero-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .article-hero {
                padding: 5.5rem 0 3rem;
            }
            .article-hero h1 {
                font-size: 1.8rem;
            }
            .article-content {
                padding: 1.5rem;
            }
            .section {
                padding: 3rem 0;
            }
            .section-head h2 {
                font-size: 1.6rem;
            }
        }
        @media (max-width: 520px) {
            .main-nav {
                gap: 0.6rem;
            }
            .brand-main {
                font-size: 1rem;
            }
            .brand-sub {
                font-size: 0.6rem;
            }
            .btn {
                min-height: 44px;
                padding: 0.6rem 1.2rem;
                font-size: 0.9rem;
            }
            .article-meta {
                flex-direction: column;
                gap: 0.5rem;
            }
            .cta-actions {
                flex-direction: column;
                align-items: stretch;
            }
            .fab {
                left: 10px;
                bottom: 80px;
                width: 50px;
                height: 50px;
                font-size: 1.2rem;
            }
        }

/* roulang page: category2 */
:root {
            --green-950: #051f14;
            --green-900: #0b2e1e;
            --green-850: #0d3522;
            --green-800: #10402a;
            --gold-400: #fcd34d;
            --gold-500: #f59e0b;
            --gold-600: #d97706;
            --red-600: #dc2626;
            --ivory: #f8fafc;
            --mint: #d1fae5;
            --olive: #a3a375;
            --white: #ffffff;
            --gray-300: #cbd5e1;
            --gray-500: #94a3b8;
            --border-soft: rgba(245, 158, 13, 0.22);
            --shadow-card: 0 18px 40px rgba(0, 0, 0, 0.35);
            --shadow-gold: 0 10px 30px rgba(245, 158, 11, 0.18);
            --radius-sm: 10px;
            --radius-md: 18px;
            --radius-lg: 28px;
            --container: 1200px;
            --transition: 0.25s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background: var(--green-950);
            color: var(--ivory);
            font-family: 'Be Vietnam Pro', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            line-height: 1.6;
            margin: 0;
            -webkit-font-smoothing: antialiased;
            text-rendering: optimizeLegibility;
        }
        a {
            color: var(--gold-400);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover,
        a:focus {
            color: var(--gold-500);
            outline: none;
        }
        a:focus-visible {
            outline: 2px solid var(--gold-400);
            outline-offset: 3px;
            border-radius: 4px;
        }
        img {
            max-width: 100%;
            display: block;
        }
        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }
        .section {
            padding: 4.5rem 0;
            position: relative;
        }
        .section-alt {
            background: radial-gradient(circle at 20% 10%, #0d3522 0%, #051f14 75%);
            border-top: 1px solid rgba(245, 158, 13, 0.12);
            border-bottom: 1px solid rgba(245, 158, 13, 0.12);
        }
        .section-dark {
            background: #04160e;
        }
        .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            text-transform: uppercase;
            letter-spacing: 0.14em;
            font-size: 0.78rem;
            font-weight: 700;
            color: var(--gold-400);
            background: rgba(245, 158, 13, 0.1);
            border: 1px solid rgba(245, 158, 13, 0.28);
            border-radius: 999px;
            padding: 0.45rem 0.9rem;
            margin-bottom: 1rem;
        }
        .eyebrow i {
            font-size: 0.8rem;
        }
        .text-gold {
            color: var(--gold-400);
        }
        .text-mint {
            color: var(--mint);
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            min-height: 48px;
            padding: 0.7rem 1.6rem;
            border-radius: 999px;
            border: 1px solid transparent;
            font-weight: 700;
            font-size: 0.98rem;
            line-height: 1.2;
            cursor: pointer;
            transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
            text-align: center;
        }
        .btn:active {
            transform: translateY(1px);
        }
        .btn-gold {
            background: linear-gradient(135deg, #fcd34d 0%, #f59e0b 100%);
            color: #071a0e;
            box-shadow: 0 10px 24px rgba(245, 158, 11, 0.25);
        }
        .btn-gold:hover,
        .btn-gold:focus {
            background: linear-gradient(135deg, #fde68a 0%, #f59e0b 100%);
            color: #071a0e;
            box-shadow: 0 14px 32px rgba(245, 158, 11, 0.35);
            transform: translateY(-2px);
        }
        .btn-outline {
            border-color: rgba(245, 158, 13, 0.55);
            color: var(--gold-400);
            background: transparent;
        }
        .btn-outline:hover,
        .btn-outline:focus {
            background: rgba(245, 158, 13, 0.12);
            border-color: var(--gold-400);
            color: var(--gold-400);
            transform: translateY(-2px);
        }
        .btn-sm {
            min-height: 40px;
            padding: 0.5rem 1.2rem;
            font-size: 0.9rem;
        }
        .btn-lg {
            min-height: 56px;
            padding: 0.85rem 2rem;
            font-size: 1.05rem;
        }
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 120;
            background: rgba(5, 31, 20, 0.9);
            backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(245, 158, 13, 0.2);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
        }
        .header-inner {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0.75rem 1.25rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.2rem;
        }
        .brand {
            display: flex;
            flex-direction: column;
            line-height: 1.15;
            color: var(--white);
        }
        .brand-main {
            font-size: 1.2rem;
            font-weight: 800;
            letter-spacing: -0.01em;
            white-space: nowrap;
        }
        .brand-sub {
            font-size: 0.68rem;
            text-transform: uppercase;
            letter-spacing: 0.12em;
            color: var(--gold-400);
            font-weight: 600;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 1.3rem;
            flex: 1;
            justify-content: center;
        }
        .main-nav a {
            color: #d1fae5;
            font-weight: 600;
            font-size: 0.95rem;
            padding: 0.45rem 0.2rem;
            position: relative;
            white-space: nowrap;
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 0;
            height: 2px;
            background: var(--gold-400);
            border-radius: 2px;
            transition: width var(--transition);
        }
        .main-nav a:hover::after,
        .main-nav a:focus::after,
        .main-nav a.active::after {
            width: 100%;
        }
        .main-nav a.active {
            color: var(--gold-400);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }
        .btn-text {
            color: var(--gold-400);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 0.5rem 0.75rem;
            white-space: nowrap;
        }
        .btn-text:hover,
        .btn-text:focus {
            color: var(--gold-500);
        }
        .nav-toggle {
            display: none;
            background: transparent;
            border: 1px solid rgba(245, 158, 13, 0.4);
            color: var(--gold-400);
            width: 42px;
            height: 42px;
            border-radius: 10px;
            font-size: 1.1rem;
            cursor: pointer;
            align-items: center;
            justify-content: center;
        }
        .btn-sm {
            min-height: 40px;
            padding: 0.5rem 1.2rem;
            font-size: 0.9rem;
        }
        main {
            padding-top: 72px;
        }
        .hero-portal {
            background: linear-gradient(135deg, #051f14 0%, #0b2e1e 45%, #0d3522 100%);
            padding: 5rem 0 4rem;
            position: relative;
            overflow: hidden;
        }
        .hero-portal::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -120px;
            width: 450px;
            height: 450px;
            background: radial-gradient(circle, rgba(245, 158, 11, 0.18) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-portal::after {
            content: '';
            position: absolute;
            bottom: -140px;
            left: -100px;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(16, 64, 42, 0.6) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-portal .container {
            position: relative;
            z-index: 2;
        }
        .hero-title {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.2;
            margin: 0 0 1rem;
            color: var(--white);
            letter-spacing: -0.02em;
        }
        .hero-title .highlight {
            color: var(--gold-400);
        }
        .hero-desc {
            font-size: 1.1rem;
            color: var(--gray-300);
            max-width: 560px;
            line-height: 1.65;
            margin-bottom: 1.75rem;
        }
        .quick-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 0.9rem;
            max-width: 460px;
        }
        .quick-card {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            background: rgba(5, 31, 20, 0.75);
            border: 1px solid rgba(245, 158, 13, 0.25);
            border-radius: var(--radius-sm);
            padding: 0.9rem 1.1rem;
            transition: transform var(--transition), border-color var(--transition), background var(--transition);
            cursor: pointer;
        }
        .quick-card:hover {
            transform: translateY(-3px);
            border-color: rgba(245, 158, 13, 0.5);
            background: rgba(13, 53, 34, 0.85);
        }
        .quick-card i {
            color: var(--gold-400);
            font-size: 1.2rem;
            width: 24px;
            text-align: center;
        }
        .quick-card span {
            font-weight: 600;
            font-size: 0.92rem;
            color: var(--mint);
        }
        .content-block {
            display: flex;
            align-items: flex-start;
            gap: 1rem;
            background: rgba(5, 31, 20, 0.7);
            border: 1px solid rgba(245, 158, 13, 0.2);
            border-radius: var(--radius-md);
            padding: 1.5rem 1.75rem;
            margin-bottom: 1rem;
            transition: transform var(--transition), border-color var(--transition);
        }
        .content-block:hover {
            transform: translateY(-2px);
            border-color: rgba(245, 158, 13, 0.45);
        }
        .content-block .icon-wrap {
            flex-shrink: 0;
            width: 48px;
            height: 48px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(245, 158, 13, 0.12);
            border-radius: 12px;
            color: var(--gold-400);
            font-size: 1.2rem;
        }
        .content-block .cb-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin: 0 0 0.4rem;
            color: var(--white);
        }
        .content-block .cb-body p {
            margin: 0;
            color: var(--gray-300);
            font-size: 0.95rem;
            line-height: 1.6;
        }
        .tip-card {
            background: rgba(5, 31, 20, 0.8);
            border: 1px solid rgba(245, 158, 13, 0.2);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
            height: 100%;
        }
        .tip-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card);
            border-color: rgba(245, 158, 13, 0.45);
        }
        .tip-card img {
            width: 100%;
            height: 190px;
            object-fit: cover;
        }
        .tip-card .tc-body {
            padding: 1.25rem 1.4rem 1.4rem;
        }
        .tip-card .tc-tag {
            display: inline-block;
            background: rgba(220, 38, 38, 0.2);
            border: 1px solid rgba(220, 38, 38, 0.4);
            color: #fca5a5;
            font-size: 0.7rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            border-radius: 999px;
            padding: 0.3rem 0.7rem;
            margin-bottom: 0.7rem;
        }
        .tip-card .tc-body h3 {
            font-size: 1.05rem;
            font-weight: 700;
            margin: 0 0 0.5rem;
            color: var(--white);
            line-height: 1.4;
        }
        .tip-card .tc-body p {
            color: var(--gray-300);
            font-size: 0.9rem;
            margin: 0;
            line-height: 1.6;
        }
        .step-item {
            display: flex;
            gap: 1.2rem;
            align-items: flex-start;
            padding: 1.25rem 0;
            border-bottom: 1px solid rgba(245, 158, 13, 0.12);
        }
        .step-item:last-child {
            border-bottom: none;
        }
        .step-num {
            flex-shrink: 0;
            width: 42px;
            height: 42px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, #fcd34d, #f59e0b);
            color: #071a0e;
            font-weight: 800;
            font-size: 1.1rem;
            border-radius: 50%;
        }
        .step-item h3 {
            font-size: 1.05rem;
            font-weight: 700;
            margin: 0 0 0.3rem;
            color: var(--white);
        }
        .step-item p {
            margin: 0;
            color: var(--gray-300);
            font-size: 0.92rem;
            line-height: 1.6;
        }
        .stat-bar {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1rem;
        }
        .stat-box {
            text-align: center;
            padding: 1.5rem 1rem;
            background: rgba(5, 31, 20, 0.7);
            border: 1px solid rgba(245, 158, 13, 0.18);
            border-radius: var(--radius-sm);
        }
        .stat-box .stat-num {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--gold-400);
            line-height: 1.2;
        }
        .stat-box .stat-label {
            font-size: 0.82rem;
            color: var(--gray-500);
            margin-top: 0.25rem;
        }
        .faq-item {
            background: rgba(5, 31, 20, 0.7);
            border: 1px solid rgba(245, 158, 13, 0.2);
            border-radius: var(--radius-sm);
            margin-bottom: 0.9rem;
            overflow: hidden;
        }
        .faq-item summary {
            padding: 1.1rem 1.4rem;
            cursor: pointer;
            font-weight: 700;
            font-size: 0.98rem;
            color: var(--white);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            list-style: none;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary i {
            color: var(--gold-400);
            transition: transform var(--transition);
        }
        .faq-item[open] summary i {
            transform: rotate(45deg);
        }
        .faq-item .faq-content {
            padding: 0 1.4rem 1.25rem;
            color: var(--gray-300);
            font-size: 0.92rem;
            line-height: 1.65;
        }
        .cta-final {
            background: radial-gradient(circle at 50% 0%, #0d3522 0%, #04160e 80%);
            border: 1px solid rgba(245, 158, 13, 0.25);
            border-radius: var(--radius-lg);
            padding: 3rem 2rem;
            text-align: center;
        }
        .cta-final h2 {
            font-size: 1.9rem;
            font-weight: 800;
            margin: 0 0 0.75rem;
            color: var(--white);
        }
        .cta-final p {
            color: var(--gray-300);
            max-width: 560px;
            margin: 0 auto 1.5rem;
            font-size: 1rem;
        }
        .payment-list {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem;
            margin-top: 1rem;
        }
        .payment-chip {
            display: inline-flex;
            align-items: center;
            gap: 0.45rem;
            background: rgba(245, 158, 13, 0.1);
            border: 1px solid rgba(245, 158, 13, 0.3);
            color: var(--mint);
            font-size: 0.82rem;
            font-weight: 600;
            border-radius: 999px;
            padding: 0.45rem 0.9rem;
        }
        .payment-chip i {
            color: var(--gold-400);
        }
        .news-card {
            display: flex;
            align-items: center;
            gap: 1.1rem;
            background: rgba(5, 31, 20, 0.7);
            border: 1px solid rgba(245, 158, 13, 0.18);
            border-radius: var(--radius-sm);
            padding: 0.9rem 1.1rem;
            transition: transform var(--transition), border-color var(--transition);
            margin-bottom: 0.8rem;
        }
        .news-card:hover {
            transform: translateX(4px);
            border-color: rgba(245, 158, 13, 0.45);
        }
        .news-card img {
            width: 72px;
            height: 54px;
            object-fit: cover;
            border-radius: 8px;
            flex-shrink: 0;
        }
        .news-card .nc-body h4 {
            margin: 0 0 0.25rem;
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--white);
            line-height: 1.4;
        }
        .news-card .nc-body .nc-meta {
            font-size: 0.78rem;
            color: var(--gray-500);
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .fab-royal {
            position: fixed;
            left: 1rem;
            bottom: 6rem;
            z-index: 50;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, #3a2a0a, #0a1a0e);
            border: 2px solid var(--gold-500);
            box-shadow: 0 6px 25px rgba(245, 158, 11, 0.35);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--gold-400);
            font-size: 1.3rem;
            cursor: pointer;
            opacity: 0.8;
            transition: transform var(--transition), opacity var(--transition), box-shadow var(--transition);
            animation: fab-idle 3s ease-in-out infinite;
        }
        .fab-royal:hover {
            transform: scale(1.1);
            opacity: 1;
            box-shadow: 0 10px 35px rgba(245, 158, 11, 0.5);
        }
        .fab-royal:active {
            transform: scale(0.95) translateY(2px);
        }
        .fab-royal .badge-dot {
            position: absolute;
            top: 2px;
            right: 2px;
            width: 14px;
            height: 14px;
            background: var(--red-600);
            border-radius: 50%;
            border: 2px solid var(--white);
        }
        @keyframes fab-idle {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-6px); }
        }
        .site-footer {
            background: #04160e;
            border-top: 1px solid rgba(245, 158, 13, 0.2);
            padding: 3.5rem 0 1.5rem;
            margin-top: 0;
        }
        .footer-grid {
            margin-bottom: 2rem;
        }
        .footer-brand .brand {
            margin-bottom: 1rem;
        }
        .footer-about {
            color: var(--gray-500);
            font-size: 0.88rem;
            line-height: 1.65;
            max-width: 360px;
        }
        .footer-title {
            font-size: 0.9rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            color: var(--gold-400);
            margin-bottom: 1rem;
        }
        .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-links li {
            margin-bottom: 0.55rem;
        }
        .footer-links a {
            color: var(--gray-300);
            font-size: 0.88rem;
            font-weight: 500;
            transition: color var(--transition);
        }
        .footer-links a:hover,
        .footer-links a:focus {
            color: var(--gold-400);
        }
        .footer-copy {
            border-top: 1px solid rgba(245, 158, 13, 0.12);
            padding-top: 1.25rem;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 0.75rem;
            color: var(--gray-500);
            font-size: 0.82rem;
        }
        .footer-copy a {
            color: var(--gray-500);
        }
        .footer-copy a:hover {
            color: var(--gold-400);
        }
        @media (max-width: 1024px) {
            .main-nav {
                gap: 0.8rem;
            }
            .main-nav a {
                font-size: 0.85rem;
            }
            .hero-title {
                font-size: 2.2rem;
            }
        }
        @media (max-width: 768px) {
            .header-inner {
                flex-wrap: wrap;
            }
            .main-nav {
                display: none;
                order: 10;
                width: 100%;
                flex-direction: column;
                align-items: flex-start;
                gap: 0.25rem;
                padding: 0.5rem 0;
                background: rgba(5, 31, 20, 0.98);
                border-radius: 0 0 var(--radius-sm) var(--radius-sm);
            }
            .main-nav.is-open {
                display: flex;
            }
            .main-nav a {
                width: 100%;
                padding: 0.7rem 0.5rem;
            }
            .main-nav a::after {
                display: none;
            }
            .nav-toggle {
                display: inline-flex;
            }
            .nav-actions .btn-text {
                display: none;
            }
            .hero-title {
                font-size: 1.8rem;
            }
            .hero-desc {
                font-size: 1rem;
            }
            .quick-grid {
                grid-template-columns: 1fr;
                max-width: 100%;
            }
            .stat-bar {
                grid-template-columns: repeat(2, 1fr);
            }
            .cta-final {
                padding: 2rem 1.25rem;
            }
            .cta-final h2 {
                font-size: 1.5rem;
            }
            .section {
                padding: 3rem 0;
            }
            .hero-portal {
                padding: 4rem 0 3rem;
            }
        }
        @media (max-width: 520px) {
            .brand-main {
                font-size: 1rem;
            }
            .brand-sub {
                font-size: 0.6rem;
            }
            .hero-title {
                font-size: 1.5rem;
            }
            .quick-card span {
                font-size: 0.85rem;
            }
            .content-block {
                flex-direction: column;
                gap: 0.75rem;
                padding: 1.2rem;
            }
            .stat-box .stat-num {
                font-size: 1.4rem;
            }
            .tip-card img {
                height: 150px;
            }
            .tip-card .tc-body {
                padding: 1rem 1.1rem;
            }
            .footer-copy {
                flex-direction: column;
                align-items: flex-start;
            }
        }

/* roulang page: category3 */
:root {
        --green-950: #051f14;
        --green-900: #0b2e1e;
        --green-850: #0d3522;
        --green-800: #10402a;
        --gold-400: #fcd34d;
        --gold-500: #f59e0b;
        --gold-600: #d97706;
        --red-600: #dc2626;
        --ivory: #f8fafc;
        --mint: #d1fae5;
        --olive: #a3a375;
        --white: #ffffff;
        --gray-300: #cbd5e1;
        --gray-500: #94a3b8;
        --border-soft: rgba(245, 158, 13, 0.22);
        --shadow-card: 0 18px 40px rgba(0, 0, 0, 0.35);
        --shadow-gold: 0 10px 30px rgba(245, 158, 11, 0.18);
        --radius-sm: 10px;
        --radius-md: 18px;
        --radius-lg: 28px;
        --container: 1200px;
        --transition: 0.25s ease;
    }

    * {
        box-sizing: border-box;
    }

    html {
        scroll-behavior: smooth;
    }

    body {
        background: var(--green-950);
        color: var(--ivory);
        font-family: 'Be Vietnam Pro', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
        line-height: 1.6;
        margin: 0;
        -webkit-font-smoothing: antialiased;
        text-rendering: optimizeLegibility;
    }

    a {
        color: var(--gold-400);
        text-decoration: none;
        transition: color var(--transition);
    }

    a:hover,
    a:focus {
        color: var(--gold-500);
        outline: none;
    }

    a:focus-visible {
        outline: 2px solid var(--gold-400);
        outline-offset: 3px;
        border-radius: 4px;
    }

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

    .container {
        max-width: var(--container);
        margin: 0 auto;
        padding-left: 1.25rem;
        padding-right: 1.25rem;
    }

    .section {
        padding: 5rem 0;
        position: relative;
    }

    .section-alt {
        background: radial-gradient(circle at 20% 10%, #0d3522 0%, #051f14 75%);
        border-top: 1px solid rgba(245, 158, 13, 0.12);
        border-bottom: 1px solid rgba(245, 158, 13, 0.12);
    }

    .section-dark {
        background: #04160e;
    }

    .eyebrow {
        display: inline-flex;
        align-items: center;
        gap: 0.5rem;
        text-transform: uppercase;
        letter-spacing: 0.14em;
        font-size: 0.78rem;
        font-weight: 700;
        color: var(--gold-400);
        background: rgba(245, 158, 13, 0.1);
        border: 1px solid rgba(245, 158, 13, 0.28);
        border-radius: 999px;
        padding: 0.45rem 0.9rem;
        margin-bottom: 1rem;
    }

    .eyebrow i {
        font-size: 0.8rem;
    }

    .text-gold { color: var(--gold-400); }
    .text-mint { color: var(--mint); }

    .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 0.5rem;
        min-height: 48px;
        padding: 0.7rem 1.6rem;
        border-radius: 999px;
        border: 1px solid transparent;
        font-weight: 700;
        font-size: 0.98rem;
        line-height: 1.2;
        cursor: pointer;
        transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
        text-align: center;
    }

    .btn:active {
        transform: translateY(1px);
    }

    .btn-gold {
        background: linear-gradient(135deg, #fcd34d 0%, #f59e0b 100%);
        color: #071a0e;
        box-shadow: 0 10px 24px rgba(245, 158, 11, 0.25);
    }

    .btn-gold:hover,
    .btn-gold:focus {
        background: linear-gradient(135deg, #fde68a 0%, #f59e0b 100%);
        color: #071a0e;
        box-shadow: 0 14px 32px rgba(245, 158, 11, 0.35);
        transform: translateY(-2px);
    }

    .btn-outline {
        border-color: rgba(245, 158, 13, 0.55);
        color: var(--gold-400);
        background: transparent;
    }

    .btn-outline:hover,
    .btn-outline:focus {
        background: rgba(245, 158, 13, 0.12);
        border-color: var(--gold-400);
        color: var(--gold-400);
        transform: translateY(-2px);
    }

    .btn-sm {
        min-height: 40px;
        padding: 0.5rem 1.2rem;
        font-size: 0.9rem;
    }

    .btn-lg {
        min-height: 56px;
        padding: 0.85rem 2rem;
        font-size: 1.05rem;
    }

    .btn-text {
        color: var(--gold-400);
        font-weight: 600;
        font-size: 0.95rem;
        white-space: nowrap;
        transition: color var(--transition);
    }

    .btn-text:hover,
    .btn-text:focus {
        color: var(--gold-500);
    }

    /* Header */
    .site-header {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 120;
        background: rgba(5, 31, 20, 0.92);
        backdrop-filter: blur(18px);
        border-bottom: 1px solid rgba(245, 158, 13, 0.2);
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    }

    .header-inner {
        max-width: var(--container);
        margin: 0 auto;
        padding: 0.75rem 1.25rem;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 1.2rem;
        position: relative;
    }

    .brand {
        display: flex;
        flex-direction: column;
        line-height: 1.15;
        color: var(--white);
    }

    .brand-main {
        font-size: 1.2rem;
        font-weight: 800;
        letter-spacing: -0.01em;
        white-space: nowrap;
    }

    .brand-sub {
        font-size: 0.68rem;
        text-transform: uppercase;
        letter-spacing: 0.12em;
        color: var(--gold-400);
        font-weight: 600;
    }

    .main-nav {
        display: flex;
        align-items: center;
        gap: 1.3rem;
        flex: 1;
        justify-content: center;
    }

    .main-nav a {
        color: #d1fae5;
        font-weight: 600;
        font-size: 0.95rem;
        padding: 0.45rem 0.2rem;
        position: relative;
        white-space: nowrap;
    }

    .main-nav a::after {
        content: '';
        position: absolute;
        left: 0;
        right: 0;
        bottom: -2px;
        height: 2px;
        background: linear-gradient(90deg, var(--gold-400), var(--gold-500));
        transform: scaleX(0);
        transform-origin: left;
        transition: transform var(--transition);
        border-radius: 2px;
    }

    .main-nav a:hover::after,
    .main-nav a.active::after {
        transform: scaleX(1);
    }

    .main-nav a.active {
        color: var(--gold-400);
    }

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

    .nav-toggle {
        display: none;
        background: rgba(245, 158, 13, 0.1);
        border: 1px solid rgba(245, 158, 13, 0.35);
        color: var(--gold-400);
        width: 42px;
        height: 42px;
        border-radius: 10px;
        align-items: center;
        justify-content: center;
        cursor: pointer;
        font-size: 1.2rem;
        transition: background var(--transition), transform var(--transition);
    }

    .nav-toggle:hover,
    .nav-toggle:focus {
        background: rgba(245, 158, 13, 0.2);
        transform: scale(1.05);
    }

    @media (max-width: 900px) {
        .main-nav {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            background: #04160e;
            border-bottom: 1px solid rgba(245, 158, 13, 0.2);
            padding: 1rem 1.25rem;
            flex-direction: column;
            align-items: flex-start;
            gap: 0.8rem;
            box-shadow: 0 16px 32px rgba(0, 0, 0, 0.4);
        }

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

        .nav-toggle {
            display: inline-flex;
        }
    }

    @media (max-width: 520px) {
        .brand-main { font-size: 1rem; }
        .brand-sub { font-size: 0.6rem; }
        .nav-actions .btn-sm { padding: 0.45rem 0.8rem; font-size: 0.8rem; min-height: 36px; }
        .btn-text { font-size: 0.82rem; }
    }

    /* Hero */
    .hero {
        min-height: 92vh;
        display: flex;
        align-items: center;
        background: linear-gradient(135deg, rgba(5,31,20,0.9) 0%, rgba(11,46,30,0.8) 100%), url('/assets/images/a560cd79b8181263.jpg') center/cover no-repeat;
        padding-top: 7rem;
        padding-bottom: 4rem;
        border-bottom: 1px solid rgba(245, 158, 13, 0.15);
    }

    .hero-inner {
        position: relative;
        z-index: 1;
    }

    .hero-copy h1 {
        font-size: 3.2rem;
        line-height: 1.15;
        font-weight: 800;
        letter-spacing: -0.02em;
        margin: 1rem 0 1.5rem;
        max-width: 850px;
    }

    .hero-copy p {
        font-size: 1.08rem;
        color: #d1fae5;
        max-width: 720px;
        margin-bottom: 2rem;
        line-height: 1.65;
    }

    .hero-actions {
        display: flex;
        flex-wrap: wrap;
        gap: 1rem;
        margin-bottom: 1.5rem;
    }

    .trust-chips {
        display: flex;
        flex-wrap: wrap;
        gap: 0.8rem 1.2rem;
    }

    .trust-chips span {
        display: inline-flex;
        align-items: center;
        gap: 0.4rem;
        color: #d1fae5;
        font-size: 0.9rem;
        font-weight: 500;
    }

    .trust-chips i {
        color: var(--gold-400);
    }

    .hero-panel {
        display: flex;
        justify-content: center;
        align-items: center;
    }

    .panel-card {
        position: relative;
        background: rgba(6, 27, 16, 0.82);
        border: 1px solid rgba(245, 158, 13, 0.35);
        border-radius: var(--radius-lg);
        padding: 1rem;
        box-shadow: var(--shadow-card);
        max-width: 420px;
        overflow: hidden;
    }

    .panel-card img {
        border-radius: var(--radius-md);
        width: 100%;
        object-fit: cover;
    }

    .rate-badge {
        position: absolute;
        top: 1.5rem;
        right: 1.5rem;
        background: linear-gradient(135deg, var(--gold-400), var(--gold-500));
        color: #071a0e;
        font-weight: 800;
        border-radius: 999px;
        padding: 0.5rem 1rem;
        box-shadow: 0 8px 18px rgba(245, 158, 11, 0.35);
        font-size: 0.85rem;
        letter-spacing: 0.03em;
    }

    @media (max-width: 900px) {
        .hero-copy h1 { font-size: 2.4rem; }
        .hero-copy p { font-size: 1rem; }
    }

    @media (max-width: 520px) {
        .hero-copy h1 { font-size: 1.85rem; }
        .hero-actions .btn { width: 100%; }
    }

    /* Section headings */
    .section-head {
        max-width: 740px;
        margin-bottom: 2.5rem;
    }

    .section-head h2 {
        font-size: 2.2rem;
        line-height: 1.25;
        font-weight: 800;
        color: var(--white);
        margin: 0 0 0.75rem;
        letter-spacing: -0.01em;
    }

    .section-head p {
        color: #d1fae5;
        font-size: 1rem;
        line-height: 1.65;
    }

    /* Metrics */
    .metrics-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 1.2rem;
        background: rgba(255, 255, 255, 0.03);
        border: 1px solid rgba(245, 158, 13, 0.18);
        border-radius: var(--radius-md);
        padding: 1.5rem;
    }

    .metric-item {
        text-align: left;
        padding: 0.5rem 0;
    }

    .metric-item strong {
        display: block;
        font-size: 1.9rem;
        color: var(--gold-400);
        font-weight: 800;
        letter-spacing: -0.02em;
    }

    .metric-item span {
        display: block;
        color: #d1fae5;
        font-size: 0.95rem;
        margin-top: 0.25rem;
    }

    @media (max-width: 900px) {
        .metrics-grid { grid-template-columns: repeat(2, 1fr); gap: 1rem; }
    }

    @media (max-width: 520px) {
        .metrics-grid { grid-template-columns: 1fr; }
        .metric-item strong { font-size: 1.6rem; }
    }

    /* Payment cards */
    .payment-grid {
        display: flex;
        flex-wrap: wrap;
        gap: 1.2rem 0;
    }

    .pay-card {
        background: rgba(6, 27, 16, 0.7);
        border: 1px solid rgba(245, 158, 13, 0.18);
        border-radius: var(--radius-md);
        padding: 1.5rem;
        height: 100%;
        transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
    }

    .pay-card:hover {
        border-color: rgba(245, 158, 13, 0.55);
        transform: translateY(-4px);
        box-shadow: var(--shadow-gold);
    }

    .pay-icon {
        width: 52px;
        height: 52px;
        border-radius: 16px;
        background: linear-gradient(135deg, rgba(245, 158, 13, 0.12), rgba(245, 158, 13, 0.04));
        border: 1px solid rgba(245, 158, 13, 0.3);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.5rem;
        color: var(--gold-400);
        margin-bottom: 1rem;
    }

    .pay-card h3 {
        font-size: 1.25rem;
        font-weight: 700;
        color: var(--white);
        margin: 0 0 0.5rem;
    }

    .pay-card p {
        color: #d1fae5;
        font-size: 0.95rem;
        margin: 0;
    }

    /* Process */
    .process-grid {
        display: flex;
        flex-wrap: wrap;
    }

    .process-block {
        background: rgba(255, 255, 255, 0.03);
        border: 1px solid rgba(245, 158, 13, 0.16);
        border-radius: var(--radius-lg);
        padding: 2rem;
        height: 100%;
    }

    .process-block h3 {
        display: flex;
        align-items: center;
        gap: 0.7rem;
        font-size: 1.5rem;
        font-weight: 700;
        color: var(--gold-400);
        margin: 0 0 1.2rem;
    }

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

    .process-block li {
        position: relative;
        padding-left: 2rem;
        margin-bottom: 0.8rem;
        color: #d1fae5;
        font-size: 0.98rem;
        line-height: 1.6;
    }

    .process-block li::before {
        content: '';
        position: absolute;
        left: 0;
        top: 0.4rem;
        width: 12px;
        height: 12px;
        border-radius: 50%;
        background: var(--gold-500);
        box-shadow: 0 0 0 3px rgba(245, 158, 13, 0.2);
    }

    /* Benefits */
    .benefit-grid {
        display: flex;
        flex-wrap: wrap;
    }

    .benefit-card {
        background: rgba(255, 255, 255, 0.02);
        border: 1px solid rgba(245, 158, 13, 0.16);
        border-radius: var(--radius-md);
        padding: 1.75rem;
        height: 100%;
        transition: border-color var(--transition), transform var(--transition);
    }

    .benefit-card:hover {
        border-color: rgba(245, 158, 13, 0.5);
        transform: translateY(-3px);
    }

    .benefit-card i {
        font-size: 1.8rem;
        color: var(--gold-400);
        margin-bottom: 1rem;
    }

    .benefit-card h3 {
        font-size: 1.2rem;
        color: var(--white);
        margin: 0 0 0.6rem;
        font-weight: 700;
    }

    .benefit-card p {
        color: #d1fae5;
        font-size: 0.95rem;
        margin: 0;
    }

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

    .faq-item {
        background: rgba(6, 27, 16, 0.6);
        border: 1px solid rgba(245, 158, 13, 0.18);
        border-radius: var(--radius-md);
        padding: 0.35rem 1.25rem;
        margin-bottom: 0.9rem;
        transition: border-color var(--transition), background var(--transition);
    }

    .faq-item:hover {
        border-color: rgba(245, 158, 13, 0.5);
        background: rgba(6, 27, 16, 0.9);
    }

    .faq-item summary {
        cursor: pointer;
        font-weight: 700;
        color: var(--white);
        padding: 1rem 0;
        list-style: none;
        display: flex;
        align-items: center;
        justify-content: space-between;
    }

    .faq-item summary::-webkit-details-marker {
        display: none;
    }

    .faq-item summary::after {
        content: '\f107';
        font-family: 'Font Awesome 6 Free';
        font-weight: 900;
        color: var(--gold-400);
        transition: transform var(--transition);
    }

    .faq-item[open] summary::after {
        transform: rotate(180deg);
    }

    .faq-item p {
        color: #d1fae5;
        font-size: 0.95rem;
        margin: 0 0 1rem;
        line-height: 1.65;
    }

    /* News */
    .news-grid {
        display: flex;
        flex-wrap: wrap;
    }

    .news-card {
        background: rgba(6, 27, 16, 0.6);
        border: 1px solid rgba(245, 158, 13, 0.16);
        border-radius: var(--radius-md);
        overflow: hidden;
        transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
        height: 100%;
    }

    .news-card:hover {
        border-color: rgba(245, 158, 13, 0.5);
        transform: translateY(-4px);
        box-shadow: var(--shadow-gold);
    }

    .news-card a {
        display: block;
        color: inherit;
    }

    .news-card img {
        width: 100%;
        height: 180px;
        object-fit: cover;
        border-bottom: 1px solid rgba(245, 158, 13, 0.2);
    }

    .news-card .news-cat {
        display: inline-block;
        margin: 1rem 1rem 0.5rem;
        background: rgba(245, 158, 13, 0.12);
        color: var(--gold-400);
        font-size: 0.72rem;
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 0.06em;
        border-radius: 999px;
        padding: 0.3rem 0.7rem;
    }

    .news-card h3 {
        font-size: 1.1rem;
        color: var(--white);
        margin: 0 1rem 0.6rem;
        font-weight: 700;
        line-height: 1.4;
    }

    .news-card p {
        color: #d1fae5;
        font-size: 0.9rem;
        margin: 0 1rem 1rem;
    }

    .news-card time {
        display: block;
        color: var(--gray-500);
        font-size: 0.75rem;
        margin: 0 1rem 1rem;
    }

    .empty-state {
        background: rgba(255, 255, 255, 0.03);
        border: 1px dashed rgba(245, 158, 13, 0.3);
        border-radius: var(--radius-md);
        padding: 2rem;
        text-align: center;
        color: #d1fae5;
    }

    /* CTA */
    .cta-section {
        background: linear-gradient(135deg, rgba(4, 20, 12, 0.92) 0%, rgba(11, 46, 30, 0.88) 100%), url('/assets/images/b41cd3adf42a4a3a.jpg') center/cover no-repeat;
        border-top: 1px solid rgba(245, 158, 13, 0.18);
        text-align: center;
    }

    .cta-inner {
        max-width: 720px;
        margin: 0 auto;
    }

    .cta-inner h2 {
        font-size: 2.5rem;
        line-height: 1.2;
        font-weight: 800;
        color: var(--white);
        margin: 1rem 0 1rem;
        letter-spacing: -0.01em;
    }

    .cta-inner p {
        color: #d1fae5;
        font-size: 1.05rem;
        margin-bottom: 2rem;
    }

    .cta-actions {
        display: flex;
        justify-content: center;
        flex-wrap: wrap;
        gap: 1rem;
    }

    @media (max-width: 520px) {
        .cta-inner h2 { font-size: 1.7rem; }
        .cta-actions .btn { width: 100%; }
    }

    /* Footer */
    .site-footer {
        background: #030f09;
        border-top: 1px solid rgba(245, 158, 13, 0.2);
        padding: 3.5rem 0 1.8rem;
        margin-top: 0;
    }

    .footer-grid {
        display: flex;
        flex-wrap: wrap;
    }

    .footer-brand .brand {
        flex-direction: column;
        margin-bottom: 1rem;
    }

    .footer-brand .brand-main {
        font-size: 1.4rem;
    }

    .footer-brand .brand-sub {
        font-size: 0.72rem;
    }

    .footer-about {
        color: #d1fae5;
        font-size: 0.92rem;
        line-height: 1.65;
        margin-top: 1rem;
        max-width: 320px;
    }

    .footer-title {
        font-size: 1rem;
        font-weight: 700;
        color: var(--gold-400);
        margin-bottom: 1rem;
        text-transform: uppercase;
        letter-spacing: 0.06em;
    }

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

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

    .footer-links a {
        color: #d1fae5;
        font-size: 0.9rem;
        transition: color var(--transition);
    }

    .footer-links a:hover {
        color: var(--gold-400);
    }

    .payment-list {
        display: flex;
        flex-wrap: wrap;
        gap: 0.6rem;
    }

    .payment-chip {
        display: inline-flex;
        align-items: center;
        gap: 0.4rem;
        background: rgba(245, 158, 13, 0.08);
        border: 1px solid rgba(245, 158, 13, 0.24);
        border-radius: 999px;
        padding: 0.45rem 0.9rem;
        color: #d1fae5;
        font-size: 0.78rem;
        font-weight: 600;
    }

    .payment-chip i {
        color: var(--gold-400);
        font-size: 0.9rem;
    }

    .footer-bottom {
        margin-top: 2rem;
        padding-top: 1.5rem;
        border-top: 1px solid rgba(245, 158, 13, 0.14);
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
        align-items: center;
        gap: 1rem;
    }

    .footer-bottom p {
        color: #94a3b8;
        font-size: 0.85rem;
        margin: 0;
    }

    .footer-legal {
        list-style: none;
        display: flex;
        flex-wrap: wrap;
        gap: 1.2rem;
        margin: 0;
        padding: 0;
    }

    .footer-legal a {
        color: #94a3b8;
        font-size: 0.82rem;
    }

    .footer-legal a:hover {
        color: var(--gold-400);
    }

    @media (max-width: 900px) {
        .footer-grid > .cell { margin-bottom: 1.5rem; }
        .footer-bottom { flex-direction: column; align-items: flex-start; }
    }

/* roulang page: category4 */
:root {
            --green-950: #051f14;
            --green-900: #0b2e1e;
            --green-850: #0d3522;
            --green-800: #10402a;
            --gold-400: #fcd34d;
            --gold-500: #f59e0b;
            --gold-600: #d97706;
            --red-600: #dc2626;
            --ivory: #f8fafc;
            --mint: #d1fae5;
            --olive: #a3a375;
            --white: #ffffff;
            --gray-300: #cbd5e1;
            --gray-500: #94a3b8;
            --border-soft: rgba(245, 158, 13, 0.22);
            --shadow-card: 0 18px 40px rgba(0, 0, 0, 0.35);
            --shadow-gold: 0 10px 30px rgba(245, 158, 11, 0.18);
            --radius-sm: 10px;
            --radius-md: 18px;
            --radius-lg: 28px;
            --container: 1200px;
            --transition: 0.25s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background: var(--green-950);
            color: var(--ivory);
            font-family: 'Be Vietnam Pro', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            line-height: 1.6;
            margin: 0;
            -webkit-font-smoothing: antialiased;
            text-rendering: optimizeLegibility;
        }
        a {
            color: var(--gold-400);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover,
        a:focus {
            color: var(--gold-500);
            outline: none;
        }
        a:focus-visible {
            outline: 2px solid var(--gold-400);
            outline-offset: 3px;
            border-radius: 4px;
        }
        img {
            max-width: 100%;
            display: block;
        }
        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }
        .section {
            padding: 4.5rem 0;
            position: relative;
        }
        .section-alt {
            background: radial-gradient(circle at 20% 10%, #0d3522 0%, #051f14 75%);
            border-top: 1px solid rgba(245, 158, 13, 0.12);
            border-bottom: 1px solid rgba(245, 158, 13, 0.12);
        }
        .section-dark {
            background: #04160e;
        }
        .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            text-transform: uppercase;
            letter-spacing: 0.14em;
            font-size: 0.78rem;
            font-weight: 700;
            color: var(--gold-400);
            background: rgba(245, 158, 13, 0.1);
            border: 1px solid rgba(245, 158, 13, 0.28);
            border-radius: 999px;
            padding: 0.45rem 0.9rem;
            margin-bottom: 1rem;
        }
        .eyebrow i {
            font-size: 0.8rem;
        }
        .text-gold {
            color: var(--gold-400);
        }
        .text-mint {
            color: var(--mint);
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            min-height: 48px;
            padding: 0.7rem 1.6rem;
            border-radius: 999px;
            border: 1px solid transparent;
            font-weight: 700;
            font-size: 0.98rem;
            line-height: 1.2;
            cursor: pointer;
            transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
            text-align: center;
        }
        .btn:active {
            transform: translateY(1px);
        }
        .btn-gold {
            background: linear-gradient(135deg, #fcd34d 0%, #f59e0b 100%);
            color: #071a0e;
            box-shadow: 0 10px 24px rgba(245, 158, 11, 0.25);
        }
        .btn-gold:hover,
        .btn-gold:focus {
            background: linear-gradient(135deg, #fde68a 0%, #f59e0b 100%);
            color: #071a0e;
            box-shadow: 0 14px 32px rgba(245, 158, 11, 0.35);
            transform: translateY(-2px);
        }
        .btn-outline {
            border-color: rgba(245, 158, 13, 0.55);
            color: var(--gold-400);
            background: transparent;
        }
        .btn-outline:hover,
        .btn-outline:focus {
            background: rgba(245, 158, 13, 0.12);
            border-color: var(--gold-400);
            color: var(--gold-400);
            transform: translateY(-2px);
        }
        .btn-sm {
            min-height: 40px;
            padding: 0.5rem 1.2rem;
            font-size: 0.9rem;
        }
        .btn-lg {
            min-height: 56px;
            padding: 0.85rem 2rem;
            font-size: 1.05rem;
        }
        /* Header */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 120;
            background: rgba(5, 31, 20, 0.9);
            backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(245, 158, 13, 0.2);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
        }
        .header-inner {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0.75rem 1.25rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.2rem;
        }
        .brand {
            display: flex;
            flex-direction: column;
            line-height: 1.15;
            color: var(--white);
        }
        .brand-main {
            font-size: 1.2rem;
            font-weight: 800;
            letter-spacing: -0.01em;
            white-space: nowrap;
        }
        .brand-sub {
            font-size: 0.68rem;
            text-transform: uppercase;
            letter-spacing: 0.12em;
            color: var(--gold-400);
            font-weight: 600;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 1.3rem;
            flex: 1;
            justify-content: center;
        }
        .main-nav a {
            color: #d1fae5;
            font-weight: 600;
            font-size: 0.95rem;
            padding: 0.45rem 0.2rem;
            position: relative;
            white-space: nowrap;
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            left: 0;
            right: 0;
            bottom: -2px;
            height: 2px;
            background: var(--gold-400);
            border-radius: 2px;
            transform: scaleX(0);
            transform-origin: left;
            transition: transform var(--transition);
        }
        .main-nav a:hover::after,
        .main-nav a:focus::after,
        .main-nav a.active::after {
            transform: scaleX(1);
        }
        .main-nav a.active {
            color: var(--gold-400);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }
        .btn-text {
            color: var(--gold-400);
            font-weight: 700;
            font-size: 0.95rem;
            background: transparent;
            border: none;
            cursor: pointer;
        }
        .nav-toggle {
            display: none;
            background: transparent;
            border: none;
            color: var(--gold-400);
            font-size: 1.5rem;
            cursor: pointer;
        }
        .hero-promo {
            min-height: 560px;
            display: flex;
            align-items: center;
            background: linear-gradient(135deg, rgba(5,31,20,0.94) 0%, rgba(11,46,30,0.88) 100%), url('/assets/images/a560cd79b8181263.jpg') center/cover no-repeat;
            padding: 8rem 0 4rem;
            border-bottom: 1px solid rgba(245, 158, 13, 0.18);
        }
        .hero-promo h1 {
            font-size: 3rem;
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -0.02em;
            color: var(--white);
            margin-bottom: 1.25rem;
        }
        .hero-promo .lead {
            font-size: 1.2rem;
            color: var(--mint);
            max-width: 760px;
        }
        .promo-highlight {
            display: flex;
            align-items: center;
            gap: 1rem;
            margin-top: 2rem;
        }
        .promo-highlight .stat {
            font-size: 2rem;
            font-weight: 800;
            color: var(--gold-400);
        }
        .promo-highlight .label {
            font-size: 0.9rem;
            color: var(--gray-300);
        }
        .card-promo {
            background: rgba(255,255,255,0.04);
            border: 1px solid rgba(245, 158, 13, 0.2);
            border-radius: var(--radius-md);
            padding: 2rem;
            transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
            height: 100%;
        }
        .card-promo:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-gold);
            border-color: rgba(245, 158, 13, 0.45);
        }
        .card-promo .icon-circle {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: rgba(245, 158, 13, 0.14);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--gold-400);
            margin-bottom: 1.2rem;
        }
        .card-promo h3 {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 0.8rem;
        }
        .card-promo p {
            color: var(--gray-300);
            margin-bottom: 1rem;
        }
        .step-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .step-list li {
            display: flex;
            gap: 1rem;
            margin-bottom: 1.8rem;
            align-items: flex-start;
        }
        .step-number {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: linear-gradient(135deg, #fcd34d 0%, #f59e0b 100%);
            color: #071a0e;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .metric-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 1.5rem;
        }
        .metric-item {
            background: rgba(255,255,255,0.03);
            border: 1px solid rgba(245, 158, 13, 0.15);
            border-radius: var(--radius-sm);
            padding: 1.5rem;
            text-align: left;
        }
        .metric-item .value {
            font-size: 2rem;
            font-weight: 800;
            color: var(--gold-400);
        }
        .testimonial-card {
            background: rgba(255,255,255,0.04);
            border-left: 3px solid var(--gold-500);
            border-radius: var(--radius-sm);
            padding: 1.5rem;
            height: 100%;
        }
        .testimonial-card blockquote {
            margin: 0;
            font-style: italic;
            color: var(--gray-300);
        }
        .testimonial-card .author {
            margin-top: 1rem;
            font-weight: 700;
            color: var(--mint);
        }
        .faq-item {
            border: 1px solid rgba(245, 158, 13, 0.16);
            border-radius: var(--radius-sm);
            background: rgba(255,255,255,0.03);
            margin-bottom: 1rem;
            overflow: hidden;
        }
        .faq-question {
            padding: 1.25rem;
            cursor: pointer;
            font-weight: 700;
            color: var(--white);
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
        }
        .faq-answer {
            padding: 0 1.25rem 1.25rem;
            color: var(--gray-300);
            display: none;
        }
        .faq-item.active .faq-answer {
            display: block;
        }
        .cta-section {
            background: linear-gradient(135deg, #0d3522 0%, #04160e 100%);
            border-top: 1px solid rgba(245, 158, 13, 0.22);
            border-bottom: 1px solid rgba(245, 158, 13, 0.22);
            text-align: center;
        }
        .cta-section h2 {
            font-size: 2.2rem;
            font-weight: 800;
            margin-bottom: 1rem;
        }
        .news-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 1.5rem;
        }
        .news-card {
            background: rgba(255,255,255,0.04);
            border: 1px solid rgba(245, 158, 13, 0.16);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .news-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card);
        }
        .news-card .news-body {
            padding: 1.25rem;
        }
        .news-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 0.75rem;
        }
        .news-card p {
            color: var(--gray-300);
            font-size: 0.9rem;
            margin-bottom: 0.75rem;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card .meta {
            font-size: 0.8rem;
            color: var(--gold-400);
            display: flex;
            justify-content: space-between;
        }
        .site-footer {
            background: #04160e;
            border-top: 1px solid rgba(245, 158, 13, 0.18);
            padding: 3.5rem 0 2rem;
            color: var(--gray-300);
        }
        .footer-grid {
            margin-bottom: 2rem;
        }
        .footer-brand .brand {
            margin-bottom: 1rem;
        }
        .footer-about {
            font-size: 0.95rem;
            max-width: 320px;
        }
        .footer-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 1rem;
        }
        .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-links li {
            margin-bottom: 0.6rem;
        }
        .footer-links a {
            color: var(--gray-300);
        }
        .payment-list {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem;
        }
        .payment-chip {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            background: rgba(255,255,255,0.05);
            border: 1px solid rgba(245, 158, 13, 0.22);
            border-radius: 999px;
            padding: 0.4rem 0.9rem;
            font-size: 0.85rem;
            color: var(--mint);
        }
        .payment-chip i {
            color: var(--gold-400);
        }
        .copyright {
            text-align: center;
            border-top: 1px solid rgba(245, 158, 13, 0.1);
            padding-top: 1.5rem;
            font-size: 0.85rem;
            color: var(--gray-500);
        }
        .fab-left {
            position: fixed;
            left: 1rem;
            bottom: 6rem;
            z-index: 50;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, #0b2e1e, #051f14);
            border: 2px solid var(--gold-500);
            box-shadow: 0 6px 25px rgba(245,158,11,0.35);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--gold-400);
            font-size: 1.5rem;
            transition: transform var(--transition), opacity var(--transition), box-shadow var(--transition);
            opacity: 0.8;
            animation: floatY 3s ease-in-out infinite;
        }
        @keyframes floatY {
            0%,100% { transform: translateY(0); }
            50% { transform: translateY(-6px); }
        }
        .fab-left:hover {
            transform: scale(1.1);
            opacity: 1;
            box-shadow: 0 8px 30px rgba(245,158,11,0.5);
        }
        .fab-left:active {
            transform: scale(0.95) translateY(1px);
        }
        .fab-left .badge {
            position: absolute;
            top: -3px;
            right: -3px;
            width: 14px;
            height: 14px;
            background: var(--red-600);
            border-radius: 50%;
            border: 2px solid var(--white);
        }
        @media (max-width: 1024px) {
            .main-nav {
                gap: 1rem;
            }
            .hero-promo h1 {
                font-size: 2.5rem;
            }
        }
        @media (max-width: 768px) {
            .header-inner {
                flex-wrap: wrap;
            }
            .main-nav {
                display: none;
                width: 100%;
                order: 10;
                flex-direction: column;
                align-items: stretch;
                padding: 1rem 0 0;
                border-top: 1px solid rgba(245, 158, 13, 0.15);
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 0.75rem 0;
            }
            .nav-actions {
                gap: 0.5rem;
            }
            .nav-toggle {
                display: inline-block;
            }
            .hero-promo {
                min-height: 460px;
                padding: 7rem 0 3rem;
            }
            .hero-promo h1 {
                font-size: 2.2rem;
            }
            .section {
                padding: 3rem 0;
            }
            .metric-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 520px) {
            .hero-promo h1 {
                font-size: 1.9rem;
            }
            .promo-highlight {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.5rem;
            }
            .metric-grid {
                grid-template-columns: 1fr;
            }
            .news-grid {
                grid-template-columns: 1fr;
            }
        }