/* roulang page: index */
:root {
            --color-primary: #C5A059;
            --color-accent: #FFBF00;
            --color-bg: #121212;
            --color-bg-alt: #1C1C1E;
            --color-deep-green: #0D2B1D;
            --color-text: #F5F5F7;
            --color-text-muted: #A8A8AC;
            --color-border: rgba(197,160,89,0.28);
            --color-border-strong: rgba(197,160,89,0.55);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 22px;
            --radius-xl: 32px;
            --shadow-card: 0 8px 32px rgba(0,0,0,0.6);
            --shadow-gold: 0 0 20px rgba(197,160,89,0.25);
            --shadow-gold-lg: 0 0 40px rgba(197,160,89,0.35);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-display: 'Be Vietnam Pro', 'Inter', system-ui, sans-serif;
            --font-body: 'Inter', system-ui, sans-serif;
        }

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

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

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

        .font-display {
            font-family: var(--font-display);
        }

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

        /* === Header / Navigation === */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(18, 18, 18, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--color-border);
            transition: var(--transition);
        }
        .site-header.scrolled {
            background: rgba(10, 10, 11, 0.97);
            border-bottom-color: var(--color-border-strong);
            box-shadow: 0 4px 24px rgba(0,0,0,0.6);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 20px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
            color: var(--color-text);
            transition: var(--transition);
        }
        .logo:hover {
            opacity: 0.88;
        }
        .logo-icon {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: linear-gradient(135deg, #C5A059, #FFBF00);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: #121212;
            flex-shrink: 0;
            box-shadow: var(--shadow-gold);
        }
        .logo-text {
            display: flex;
            flex-direction: column;
            line-height: 1.15;
        }
        .logo-text strong {
            font-family: var(--font-display);
            font-weight: 800;
            font-size: 16px;
            letter-spacing: 0.02em;
            color: var(--color-text);
        }
        .logo-text span {
            font-size: 11px;
            color: var(--color-text-muted);
            letter-spacing: 0.05em;
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
        }
        .nav-desktop a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 16px;
            color: var(--color-text-muted);
            text-decoration: none;
            font-weight: 500;
            font-size: 14px;
            border-radius: 8px;
            transition: var(--transition);
            position: relative;
        }
        .nav-desktop a:hover {
            color: var(--color-text);
            background: rgba(197,160,89,0.08);
        }
        .nav-desktop a.active {
            color: var(--color-accent);
            background: rgba(197,160,89,0.12);
        }
        .nav-desktop a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 16px;
            right: 16px;
            height: 2px;
            background: var(--color-accent);
            border-radius: 2px;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .btn-login {
            padding: 10px 18px;
            color: var(--color-text);
            text-decoration: none;
            font-weight: 600;
            font-size: 14px;
            border-radius: 8px;
            transition: var(--transition);
            white-space: nowrap;
        }
        .btn-login:hover {
            color: var(--color-accent);
            background: rgba(197,160,89,0.08);
        }
        .btn-signup {
            padding: 10px 20px;
            background: linear-gradient(135deg, #C5A059, #FFBF00);
            color: #121212;
            text-decoration: none;
            font-weight: 700;
            font-size: 14px;
            border-radius: 8px;
            transition: var(--transition);
            white-space: nowrap;
            box-shadow: 0 4px 16px rgba(197,160,89,0.3);
        }
        .btn-signup:hover {
            transform: translateY(-1px);
            box-shadow: 0 6px 24px rgba(197,160,89,0.45);
        }
        .btn-signup:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(197,160,89,0.3);
        }

        .hamburger {
            display: none;
            width: 44px;
            height: 44px;
            border: 1px solid var(--color-border);
            border-radius: 10px;
            background: transparent;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            flex-direction: column;
            gap: 5px;
            transition: var(--transition);
        }
        .hamburger span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--color-text);
            border-radius: 2px;
            transition: var(--transition);
        }
        .hamburger:hover {
            border-color: var(--color-border-strong);
            background: rgba(197,160,89,0.06);
        }
        .hamburger.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .hamburger.open span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 72px;
            left: 0;
            right: 0;
            background: rgba(10, 10, 11, 0.98);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--color-border);
            padding: 16px 24px 24px;
            z-index: 99;
            flex-direction: column;
            gap: 6px;
            transform: translateY(-8px);
            opacity: 0;
            pointer-events: none;
            transition: var(--transition);
        }
        .mobile-menu.open {
            transform: translateY(0);
            opacity: 1;
            pointer-events: auto;
        }
        .mobile-menu a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 14px 16px;
            color: var(--color-text-muted);
            text-decoration: none;
            font-weight: 500;
            font-size: 15px;
            border-radius: 10px;
            transition: var(--transition);
        }
        .mobile-menu a:hover,
        .mobile-menu a.active {
            color: var(--color-accent);
            background: rgba(197,160,89,0.08);
        }

        /* === Hero === */
        .hero {
            position: relative;
            min-height: 92vh;
            display: flex;
            align-items: center;
            padding: 120px 0 80px;
            background: linear-gradient(135deg, #0A0A0B 0%, #121212 35%, #0D2B1D 75%, #0A0A0B 100%);
            overflow: hidden;
        }
        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.jpg');
            background-size: cover;
            background-position: center;
            opacity: 0.18;
            z-index: 0;
        }
        .hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 40%, rgba(197,160,89,0.12) 0%, transparent 60%);
            z-index: 1;
        }
        .hero .container {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 48px;
            align-items: center;
        }
        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 16px;
            background: rgba(197,160,89,0.12);
            border: 1px solid var(--color-border);
            border-radius: 50px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--color-accent);
            margin-bottom: 20px;
        }
        .hero-tag i {
            font-size: 12px;
        }
        .hero h1 {
            font-family: var(--font-display);
            font-weight: 900;
            font-size: clamp(32px, 5vw, 54px);
            line-height: 1.15;
            letter-spacing: -0.01em;
            color: var(--color-text);
            margin-bottom: 20px;
        }
        .hero h1 .gold {
            color: var(--color-accent);
        }
        .hero-sub {
            font-size: 17px;
            color: var(--color-text-muted);
            line-height: 1.7;
            max-width: 560px;
            margin-bottom: 28px;
        }
        .hero-cta-group {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 32px;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 16px 32px;
            background: linear-gradient(135deg, #C5A059, #FFBF00);
            color: #121212;
            font-weight: 700;
            font-size: 16px;
            border-radius: 12px;
            text-decoration: none;
            transition: var(--transition);
            box-shadow: 0 6px 24px rgba(197,160,89,0.35);
            font-family: var(--font-display);
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 36px rgba(197,160,89,0.5);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 4px 16px rgba(197,160,89,0.3);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 16px 28px;
            background: transparent;
            border: 1.5px solid var(--color-border-strong);
            color: var(--color-text);
            font-weight: 600;
            font-size: 16px;
            border-radius: 12px;
            text-decoration: none;
            transition: var(--transition);
            font-family: var(--font-display);
        }
        .btn-secondary:hover {
            background: rgba(197,160,89,0.08);
            border-color: var(--color-accent);
            color: var(--color-accent);
        }
        .hero-metrics {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            padding-top: 24px;
            border-top: 1px solid rgba(197,160,89,0.15);
        }
        .hero-metric {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }
        .hero-metric strong {
            font-family: var(--font-display);
            font-size: 24px;
            font-weight: 800;
            color: var(--color-accent);
        }
        .hero-metric span {
            font-size: 13px;
            color: var(--color-text-muted);
        }

        /* Countdown Ring */
        .hero-visual {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 28px;
        }
        .countdown-ring-wrapper {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 12px;
        }
        .countdown-ring {
            position: relative;
            width: 220px;
            height: 220px;
        }
        .countdown-ring svg {
            width: 100%;
            height: 100%;
            transform: rotate(-90deg);
        }
        .countdown-ring .track {
            fill: none;
            stroke: rgba(197,160,89,0.2);
            stroke-width: 10;
        }
        .countdown-ring .progress {
            fill: none;
            stroke: url(#goldGradient);
            stroke-width: 10;
            stroke-linecap: round;
            stroke-dasharray: 565.49;
            stroke-dashoffset: 0;
            transition: stroke-dashoffset 1s ease;
        }
        .countdown-ring .ring-center {
            position: absolute;
            inset: 0;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 4px;
        }
        .countdown-ring .ring-center .label {
            font-size: 11px;
            text-transform: uppercase;
            letter-spacing: 0.12em;
            color: var(--color-text-muted);
            font-weight: 600;
        }
        .countdown-ring .ring-center .time {
            font-family: var(--font-display);
            font-size: 42px;
            font-weight: 900;
            color: var(--color-accent);
            line-height: 1;
        }
        .countdown-ring .ring-center .unit {
            font-size: 14px;
            color: var(--color-text-muted);
        }

        .carousel-dots {
            display: flex;
            gap: 8px;
            align-items: center;
        }
        .carousel-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: rgba(197,160,89,0.3);
            cursor: pointer;
            transition: var(--transition);
            border: none;
        }
        .carousel-dot.active {
            width: 28px;
            border-radius: 4px;
            background: var(--color-accent);
            box-shadow: 0 0 10px rgba(255,191,0,0.5);
        }
        .carousel-caption {
            font-size: 14px;
            color: var(--color-text-muted);
            font-weight: 500;
            text-align: center;
            min-height: 22px;
            transition: var(--transition);
        }

        /* === Sections General === */
        section {
            padding: 72px 0;
        }
        .section-header {
            margin-bottom: 40px;
        }
        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 14px;
            background: rgba(197,160,89,0.1);
            border: 1px solid var(--color-border);
            border-radius: 50px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--color-accent);
            margin-bottom: 14px;
        }
        .section-title {
            font-family: var(--font-display);
            font-weight: 800;
            font-size: clamp(26px, 3.5vw, 38px);
            line-height: 1.2;
            color: var(--color-text);
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }
        .section-desc {
            font-size: 16px;
            color: var(--color-text-muted);
            line-height: 1.65;
            max-width: 600px;
        }

        /* === News Section === */
        .news-section {
            background: var(--color-bg-alt);
        }
        .news-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 14px;
        }
        .news-item {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            padding: 18px 20px;
            background: rgba(255,255,255,0.04);
            border: 1px solid rgba(197,160,89,0.15);
            border-radius: 12px;
            text-decoration: none;
            transition: var(--transition);
        }
        .news-item:hover {
            border-color: var(--color-border-strong);
            background: rgba(197,160,89,0.06);
            transform: translateX(4px);
        }
        .news-item .news-meta {
            font-size: 12px;
            color: var(--color-text-muted);
            margin-bottom: 4px;
        }
        .news-item h3 {
            font-family: var(--font-display);
            font-weight: 700;
            font-size: 16px;
            color: var(--color-text);
            line-height: 1.4;
            margin-bottom: 4px;
        }
        .news-item p {
            font-size: 14px;
            color: var(--color-text-muted);
            line-height: 1.5;
        }
        .news-empty {
            padding: 32px;
            text-align: center;
            color: var(--color-text-muted);
            font-size: 15px;
            background: rgba(255,255,255,0.03);
            border-radius: 12px;
            border: 1px dashed rgba(197,160,89,0.2);
        }

        /* === Service Matrix === */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 20px;
        }
        .service-card {
            padding: 28px 24px;
            background: rgba(255,255,255,0.03);
            border: 1px solid rgba(197,160,89,0.18);
            border-radius: 16px;
            transition: var(--transition);
            text-decoration: none;
            display: block;
        }
        .service-card:hover {
            border-color: var(--color-border-strong);
            background: rgba(197,160,89,0.06);
            transform: translateY(-4px);
            box-shadow: var(--shadow-card);
        }
        .service-card .service-icon {
            width: 52px;
            height: 52px;
            border-radius: 12px;
            background: linear-gradient(135deg, rgba(197,160,89,0.18), rgba(255,191,0,0.08));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--color-accent);
            margin-bottom: 16px;
        }
        .service-card h3 {
            font-family: var(--font-display);
            font-weight: 700;
            font-size: 18px;
            color: var(--color-text);
            margin-bottom: 8px;
        }
        .service-card p {
            font-size: 14px;
            color: var(--color-text-muted);
            line-height: 1.55;
        }

        /* === Focus Topics === */
        .topic-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 20px;
        }
        .topic-card {
            position: relative;
            border-radius: 16px;
            overflow: hidden;
            min-height: 240px;
            display: flex;
            align-items: flex-end;
            padding: 24px;
            text-decoration: none;
            transition: var(--transition);
            border: 1px solid rgba(197,160,89,0.2);
        }
        .topic-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-gold);
            border-color: var(--color-border-strong);
        }
        .topic-card img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            z-index: 0;
        }
        .topic-card .topic-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(10,10,11,0.95) 20%, rgba(10,10,11,0.4) 60%, rgba(10,10,11,0.2) 100%);
            z-index: 1;
        }
        .topic-card .topic-content {
            position: relative;
            z-index: 2;
        }
        .topic-card .topic-tag {
            font-size: 11px;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--color-accent);
            margin-bottom: 8px;
            display: block;
        }
        .topic-card h3 {
            font-family: var(--font-display);
            font-weight: 700;
            font-size: 19px;
            color: var(--color-text);
            margin-bottom: 6px;
        }
        .topic-card p {
            font-size: 13px;
            color: rgba(245,245,247,0.75);
            line-height: 1.5;
        }

        /* === KPI / Latest Updates === */
        .kpi-section {
            background: linear-gradient(135deg, #0A0A0B 0%, #0D2B1D 50%, #0A0A0B 100%);
        }
        .kpi-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 16px;
            margin-bottom: 28px;
        }
        .kpi-card {
            padding: 24px;
            background: rgba(255,255,255,0.04);
            border: 1px solid rgba(197,160,89,0.2);
            border-radius: 14px;
            text-align: left;
            transition: var(--transition);
        }
        .kpi-card:hover {
            border-color: var(--color-border-strong);
            background: rgba(197,160,89,0.06);
        }
        .kpi-card strong {
            font-family: var(--font-display);
            font-size: 30px;
            font-weight: 900;
            color: var(--color-accent);
            display: block;
            margin-bottom: 4px;
        }
        .kpi-card span {
            font-size: 14px;
            color: var(--color-text-muted);
        }
        .kpi-table {
            width: 100%;
            border-collapse: collapse;
            background: rgba(255,255,255,0.03);
            border-radius: 12px;
            overflow: hidden;
        }
        .kpi-table th,
        .kpi-table td {
            padding: 14px 18px;
            text-align: left;
            font-size: 14px;
            border-bottom: 1px solid rgba(197,160,89,0.1);
        }
        .kpi-table th {
            font-weight: 700;
            color: var(--color-accent);
            background: rgba(197,160,89,0.08);
            font-size: 13px;
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }
        .kpi-table td {
            color: var(--color-text-muted);
        }
        .kpi-table tr:hover td {
            background: rgba(197,160,89,0.04);
            color: var(--color-text);
        }

        /* === Reviews Wall === */
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 20px;
        }
        .review-card {
            padding: 24px;
            background: rgba(255,255,255,0.03);
            border: 1px solid rgba(197,160,89,0.18);
            border-radius: 14px;
            transition: var(--transition);
        }
        .review-card:hover {
            border-color: var(--color-border-strong);
            box-shadow: var(--shadow-card);
        }
        .review-stars {
            color: var(--color-accent);
            font-size: 14px;
            margin-bottom: 10px;
            letter-spacing: 2px;
        }
        .review-text {
            font-size: 15px;
            color: var(--color-text-muted);
            line-height: 1.6;
            margin-bottom: 14px;
        }
        .review-author {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .review-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, #C5A059, #FFBF00);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #121212;
            font-weight: 700;
            font-size: 16px;
            flex-shrink: 0;
        }
        .review-author strong {
            font-size: 14px;
            color: var(--color-text);
            display: block;
        }
        .review-author span {
            font-size: 12px;
            color: var(--color-text-muted);
        }

        /* === Comparison Table === */
        .compare-section {
            background: var(--color-bg-alt);
        }
        .compare-table {
            width: 100%;
            border-collapse: collapse;
            background: rgba(255,255,255,0.03);
            border-radius: 16px;
            overflow: hidden;
            border: 1px solid rgba(197,160,89,0.18);
        }
        .compare-table th,
        .compare-table td {
            padding: 16px 20px;
            text-align: left;
            font-size: 14px;
            border-bottom: 1px solid rgba(197,160,89,0.1);
        }
        .compare-table th {
            font-weight: 700;
            font-size: 13px;
            text-transform: uppercase;
            letter-spacing: 0.05em;
            color: var(--color-accent);
            background: rgba(197,160,89,0.08);
        }
        .compare-table td {
            color: var(--color-text-muted);
        }
        .compare-table td:first-child {
            color: var(--color-text);
            font-weight: 600;
        }
        .compare-table .check {
            color: #32CD32;
            font-weight: 700;
        }
        .compare-table .cross {
            color: #D32F2F;
            font-weight: 700;
        }

        /* === FAQ === */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 800px;
        }
        .faq-item {
            border: 1px solid rgba(197,160,89,0.18);
            border-radius: 14px;
            background: rgba(255,255,255,0.03);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: var(--color-border-strong);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 20px;
            cursor: pointer;
            font-family: var(--font-display);
            font-weight: 600;
            font-size: 16px;
            color: var(--color-text);
            transition: var(--transition);
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
        }
        .faq-question i {
            color: var(--color-accent);
            font-size: 14px;
            transition: var(--transition);
            flex-shrink: 0;
        }
        .faq-question:hover {
            color: var(--color-accent);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 20px;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 18px;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer p {
            font-size: 15px;
            color: var(--color-text-muted);
            line-height: 1.65;
        }

        /* === CTA === */
        .cta-section {
            background: linear-gradient(135deg, #0D2B1D 0%, #121212 40%, #1C1C1E 100%);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }
        .cta-content {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }
        .cta-text h2 {
            font-family: var(--font-display);
            font-weight: 800;
            font-size: clamp(24px, 3vw, 34px);
            color: var(--color-text);
            margin-bottom: 8px;
        }
        .cta-text p {
            font-size: 16px;
            color: var(--color-text-muted);
        }

        /* === Footer === */
        .site-footer {
            background: #0A0A0B;
            border-top: 1px solid rgba(197,160,89,0.15);
            padding: 56px 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 36px;
        }
        .footer-brand .logo {
            margin-bottom: 16px;
        }
        .footer-brand p {
            font-size: 14px;
            color: var(--color-text-muted);
            line-height: 1.6;
            max-width: 360px;
        }
        .footer-col h4 {
            font-family: var(--font-display);
            font-size: 15px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 16px;
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }
        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-col a {
            color: var(--color-text-muted);
            text-decoration: none;
            font-size: 14px;
            transition: var(--transition);
        }
        .footer-col a:hover {
            color: var(--color-accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(197,160,89,0.12);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: var(--color-text-muted);
        }
        .footer-badges {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .footer-badge {
            padding: 6px 14px;
            border: 1px solid rgba(197,160,89,0.25);
            border-radius: 50px;
            font-size: 11px;
            font-weight: 600;
            color: var(--color-text-muted);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .footer-badge i {
            color: var(--color-accent);
        }

        /* === FAB === */
        .fab {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 60;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(12, 12, 14, 0.75);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 2px solid transparent;
            background-image: linear-gradient(rgba(12,12,14,0.75), rgba(12,12,14,0.75)), linear-gradient(135deg, #FFBF00, #C5A059, #FFBF00);
            background-origin: padding-box, border-box;
            background-clip: padding-box, border-box;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-accent);
            font-size: 22px;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 0 15px rgba(255,191,0,0.25);
            animation: fabBreathe 2.8s ease-in-out infinite;
            text-decoration: none;
            -webkit-tap-highlight-color: transparent;
        }
        .fab:hover {
            transform: scale(1.1);
            box-shadow: 0 0 28px rgba(255,191,0,0.5);
            color: #FFBF00;
        }
        .fab:active {
            transform: scale(0.95);
            box-shadow: 0 0 10px rgba(255,191,0,0.35);
        }
        .fab .fab-dot {
            position: absolute;
            top: 4px;
            right: 4px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: #FF0000;
            border: 2px solid #0A0A0B;
            animation: fabDotBlink 1.5s ease-in-out infinite;
        }
        @keyframes fabBreathe {
            0%, 100% { opacity: 0.65; transform: translateY(0); }
            50% { opacity: 0.95; transform: translateY(-4px); }
        }
        @keyframes fabDotBlink {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.3; }
        }

        /* === Responsive === */
        @media (max-width: 1024px) {
            .hero .container {
                grid-template-columns: 1fr;
                gap: 36px;
            }
            .hero-visual {
                flex-direction: row;
                justify-content: center;
                flex-wrap: wrap;
            }
            .hero {
                min-height: auto;
                padding: 110px 0 60px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .mobile-menu {
                display: flex;
            }
            .news-list {
                grid-template-columns: 1fr;
            }
            .section-title {
                font-size: 24px;
            }
            .hero h1 {
                font-size: 28px;
            }
            .hero-sub {
                font-size: 15px;
            }
            .countdown-ring {
                width: 160px;
                height: 160px;
            }
            .countdown-ring .ring-center .time {
                font-size: 30px;
            }
            .kpi-table {
                font-size: 12px;
            }
            .kpi-table th,
            .kpi-table td {
                padding: 10px 12px;
            }
            .cta-content {
                flex-direction: column;
                text-align: left;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .hero-cta-group {
                flex-direction: column;
                align-items: flex-start;
            }
            .btn-primary,
            .btn-secondary {
                width: 100%;
                justify-content: center;
            }
            section {
                padding: 56px 0;
            }
            .compare-table {
                font-size: 12px;
            }
            .compare-table th,
            .compare-table td {
                padding: 10px 14px;
            }
            .hero-visual {
                flex-direction: column;
            }
            .site-header .container {
                height: 64px;
            }
            .mobile-menu {
                top: 64px;
            }
            .logo-text strong {
                font-size: 13px;
            }
            .logo-icon {
                width: 36px;
                height: 36px;
                font-size: 16px;
            }
            .btn-login {
                padding: 8px 12px;
                font-size: 13px;
            }
            .btn-signup {
                padding: 8px 14px;
                font-size: 13px;
            }
            .fab {
                left: 12px;
                bottom: 24px;
                width: 48px;
                height: 48px;
                font-size: 18px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .hero h1 {
                font-size: 24px;
                line-height: 1.25;
            }
            .hero-sub {
                font-size: 14px;
            }
            .hero-metrics {
                gap: 16px;
            }
            .hero-metric strong {
                font-size: 20px;
            }
            .countdown-ring {
                width: 140px;
                height: 140px;
            }
            .countdown-ring .ring-center .time {
                font-size: 26px;
            }
            .service-grid,
            .topic-grid,
            .reviews-grid {
                grid-template-columns: 1fr;
            }
            .kpi-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .kpi-card strong {
                font-size: 22px;
            }
            .section-title {
                font-size: 21px;
            }
            .section-desc {
                font-size: 14px;
            }
            .nav-actions {
                gap: 6px;
            }
            .btn-login,
            .btn-signup {
                padding: 8px 10px;
                font-size: 12px;
                border-radius: 7px;
            }
        }

/* roulang page: article */
:root {
            --primary-deep: #0A2E1C;
            --primary-forest: #123E25;
            --accent-gold: #FFD700;
            --accent-red: #D32F2F;
            --text-white: #FFFFFF;
            --text-pale: #D1F2EB;
            --text-muted: #9BBBAF;
            --bg-soft: #f4faf7;
            --bg-card: #ffffff;
            --border-gold: rgba(255, 215, 0, 0.45);
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --shadow-sm: 0 4px 16px rgba(0,0,0,0.08);
            --shadow-md: 0 10px 30px rgba(0,0,0,0.12);
            --shadow-gold: 0 4px 20px rgba(255,215,0,0.18);
            --font-main: 'Segoe UI', 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }
        *,
        *::before,
        *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body {
            font-family: var(--font-main);
            line-height: 1.6;
            color: var(--primary-forest);
            background-color: #f5fbf8;
            -webkit-font-smoothing: antialiased;
            text-rendering: optimizeLegibility;
        }
        a { color: inherit; text-decoration: none; transition: color var(--transition); }
        img { max-width: 100%; display: block; }
        button { font-family: inherit; cursor: pointer; }
        ul, ol { list-style: none; }
        .container { width: min(1180px, 92%); margin: 0 auto; }
        .site-header {
            background: var(--primary-deep);
            color: var(--text-white);
            position: sticky;
            top: 0;
            z-index: 60;
            border-bottom: 1px solid rgba(255,215,0,0.22);
            backdrop-filter: blur(10px);
            box-shadow: 0 6px 24px rgba(0,0,0,0.18);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.5rem;
            min-height: 78px;
            padding: 0.7rem 0;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 0.65rem;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 44px;
            height: 44px;
            display: grid;
            place-items: center;
            background: linear-gradient(145deg, #FFD700, #B8860B);
            border-radius: 14px;
            color: #0A2E1C;
            font-size: 1.3rem;
            box-shadow: var(--shadow-gold);
        }
        .logo-text strong {
            display: block;
            font-size: 1.12rem;
            letter-spacing: 0.02em;
            color: #fff;
            line-height: 1.2;
        }
        .logo-text span {
            font-size: 0.75rem;
            color: var(--text-pale);
            letter-spacing: 0.04em;
            text-transform: uppercase;
        }
        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 0.2rem;
        }
        .nav-desktop a {
            padding: 0.65rem 1rem;
            border-radius: 999px;
            font-weight: 600;
            font-size: 0.95rem;
            color: rgba(255,255,255,0.85);
            transition: background var(--transition), color var(--transition), transform var(--transition);
            display: flex;
            align-items: center;
            gap: 0.45rem;
        }
        .nav-desktop a:hover {
            background: rgba(255,255,255,0.08);
            color: #fff;
            transform: translateY(-1px);
        }
        .nav-desktop a.active {
            background: rgba(255,215,0,0.16);
            color: var(--accent-gold);
            box-shadow: inset 0 0 0 1px rgba(255,215,0,0.3);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 0.7rem;
        }
        .btn-login {
            padding: 0.55rem 1.1rem;
            border-radius: 999px;
            font-weight: 700;
            font-size: 0.9rem;
            color: #fff;
            background: transparent;
            border: 1px solid rgba(255,255,255,0.3);
            transition: all var(--transition);
        }
        .btn-login:hover {
            border-color: var(--accent-gold);
            color: var(--accent-gold);
        }
        .btn-signup {
            padding: 0.55rem 1.3rem;
            border-radius: 999px;
            font-weight: 800;
            font-size: 0.9rem;
            color: #0A2E1C;
            background: linear-gradient(145deg, #FFD700, #F0C000);
            box-shadow: var(--shadow-gold);
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 26px rgba(255,215,0,0.32);
        }
        .hamburger {
            display: none;
            flex-direction: column;
            justify-content: center;
            gap: 5px;
            width: 42px;
            height: 42px;
            background: rgba(255,255,255,0.05);
            border: 1px solid rgba(255,255,255,0.2);
            border-radius: 12px;
            padding: 8px;
        }
        .hamburger span {
            display: block;
            width: 100%;
            height: 2px;
            background: #fff;
            border-radius: 2px;
            transition: transform var(--transition), opacity var(--transition);
        }
        .mobile-menu {
            display: none;
            background: var(--primary-deep);
            border-top: 1px solid rgba(255,215,0,0.2);
            padding: 1rem 0;
        }
        .mobile-menu ul {
            display: flex;
            flex-direction: column;
            gap: 0.4rem;
        }
        .mobile-menu a {
            display: flex;
            align-items: center;
            gap: 0.7rem;
            padding: 0.8rem 1rem;
            border-radius: 14px;
            color: rgba(255,255,255,0.85);
            font-weight: 600;
            transition: background var(--transition);
        }
        .mobile-menu a:hover,
        .mobile-menu a.active {
            background: rgba(255,215,0,0.12);
            color: var(--accent-gold);
        }
        .article-headline {
            background: linear-gradient(135deg, #0A2E1C 0%, #123E25 58%, #1B5A34 100%);
            padding: 2.6rem 0 3.2rem;
            color: #fff;
            position: relative;
            overflow: hidden;
            border-bottom: 1px solid rgba(255,215,0,0.2);
        }
        .article-headline::after {
            content: '';
            position: absolute;
            top: -110px;
            right: -60px;
            width: 280px;
            height: 280px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(255,215,0,0.16), transparent 70%);
            pointer-events: none;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 0.4rem;
            font-size: 0.82rem;
            color: rgba(255,255,255,0.65);
            margin-bottom: 1.5rem;
            z-index: 2;
            position: relative;
        }
        .breadcrumb a {
            color: rgba(255,255,255,0.8);
        }
        .breadcrumb a:hover {
            color: var(--accent-gold);
        }
        .breadcrumb i {
            font-size: 0.7rem;
            color: rgba(255,255,255,0.4);
        }
        .article-headline h1 {
            font-size: 2.4rem;
            font-weight: 900;
            line-height: 1.25;
            letter-spacing: -0.02em;
            max-width: 880px;
            color: #fff;
            z-index: 2;
            position: relative;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 1rem 1.5rem;
            margin-top: 1.5rem;
            font-size: 0.85rem;
            color: rgba(255,255,255,0.75);
            z-index: 2;
            position: relative;
        }
        .article-meta i {
            color: var(--accent-gold);
            margin-right: 0.4rem;
        }
        .article-cover {
            margin: -1.4rem auto 2.5rem;
            width: min(1080px, 94%);
            position: relative;
            z-index: 5;
            border-radius: 28px;
            overflow: hidden;
            box-shadow: 0 24px 70px rgba(0,0,0,0.35);
            border: 1px solid rgba(255,215,0,0.3);
            background: #0A2E1C;
        }
        .article-cover img {
            width: 100%;
            height: auto;
            min-height: 250px;
            object-fit: cover;
        }
        .article-layout {
            padding: 2.2rem 0 4rem;
        }
        .article-card {
            background: #fff;
            border-radius: 26px;
            box-shadow: 0 14px 44px rgba(0,0,0,0.07);
            padding: 2.4rem 2.8rem;
            border: 1px solid #e6f0ea;
        }
        .article-body {
            font-size: 1.02rem;
            color: #1f3b2e;
            line-height: 1.65;
        }
        .article-body h2 {
            font-size: 1.6rem;
            font-weight: 800;
            margin-top: 1.8em;
            margin-bottom: 0.6em;
            color: var(--primary-deep);
            line-height: 1.3;
        }
        .article-body h3 {
            font-size: 1.28rem;
            font-weight: 700;
            margin-top: 1.5em;
            margin-bottom: 0.5em;
            color: var(--primary-forest);
        }
        .article-body p {
            margin-bottom: 1.2em;
        }
        .article-body ul,
        .article-body ol {
            margin: 0 0 1.2em 1.4em;
            list-style: none;
        }
        .article-body ul li {
            position: relative;
            padding-left: 1.5rem;
            margin-bottom: 0.6em;
        }
        .article-body ul li::before {
            content: '\f058';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            left: 0;
            top: 0.1rem;
            color: #C5A059;
            font-size: 0.95rem;
        }
        .article-body ol {
            counter-reset: article-list;
        }
        .article-body ol li {
            counter-increment: article-list;
            position: relative;
            padding-left: 1.8rem;
            margin-bottom: 0.6em;
        }
        .article-body ol li::before {
            content: counter(article-list);
            position: absolute;
            left: 0;
            top: 0.05rem;
            width: 1.4rem;
            height: 1.4rem;
            border-radius: 50%;
            background: var(--primary-forest);
            color: #FFD700;
            font-size: 0.7rem;
            font-weight: 800;
            display: grid;
            place-items: center;
        }
        .article-body blockquote {
            margin: 1.5em 0;
            padding: 1.2rem 1.6rem;
            border-left: 4px solid var(--accent-gold);
            background: #f3faf6;
            border-radius: 0 14px 14px 0;
            color: #2c5542;
            font-style: italic;
        }
        .article-body img {
            border-radius: 18px;
            margin: 1.5em 0;
            box-shadow: 0 8px 24px rgba(0,0,0,0.08);
        }
        .article-body a {
            color: #0D7C4F;
            text-decoration: underline;
            text-decoration-color: rgba(13,124,79,0.35);
            transition: all var(--transition);
        }
        .article-body a:hover {
            color: #0A5C3A;
            text-decoration-color: #0A5C3A;
        }
        .article-cta {
            margin-top: 2.8rem;
            background: linear-gradient(135deg, #0A2E1C, #165330);
            border-radius: 24px;
            padding: 2.2rem 2rem;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 1.5rem;
            color: #fff;
            border: 1px solid rgba(255,215,0,0.35);
            box-shadow: 0 16px 36px rgba(0,0,0,0.18);
        }
        .article-cta h3 {
            font-size: 1.5rem;
            font-weight: 800;
            letter-spacing: -0.01em;
            color: #fff;
        }
        .article-cta p {
            color: rgba(255,255,255,0.8);
            font-size: 0.95rem;
            margin-top: 0.3rem;
        }
        .btn-gold-lg {
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
            padding: 0.9rem 1.9rem;
            border-radius: 999px;
            background: linear-gradient(145deg, #FFD700, #F0C000);
            color: #0A2E1C;
            font-weight: 800;
            font-size: 1rem;
            box-shadow: 0 10px 24px rgba(255,215,0,0.22);
            transition: transform var(--transition), box-shadow var(--transition);
            white-space: nowrap;
        }
        .btn-gold-lg:hover {
            transform: translateY(-3px);
            box-shadow: 0 16px 32px rgba(255,215,0,0.32);
        }
        .not-found {
            min-height: 55vh;
            display: grid;
            place-items: center;
            text-align: center;
            padding: 4rem 1rem;
        }
        .not-found-wrap {
            background: #fff;
            padding: 2.8rem 2.5rem;
            border-radius: 30px;
            box-shadow: 0 16px 50px rgba(0,0,0,0.09);
            border: 1px solid #e3f0e8;
            max-width: 520px;
        }
        .not-found i {
            font-size: 3rem;
            color: var(--accent-gold);
            margin-bottom: 1rem;
        }
        .not-found h3 {
            font-size: 1.8rem;
            font-weight: 800;
            margin-bottom: 0.8rem;
            color: var(--primary-deep);
        }
        .not-found p {
            color: #5c7f6d;
            margin-bottom: 1.5rem;
        }
        .btn-outline-gold {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.75rem 1.6rem;
            border-radius: 999px;
            border: 2px solid #C5A059;
            color: #8B6914;
            font-weight: 800;
            transition: all var(--transition);
        }
        .btn-outline-gold:hover {
            background: #C5A059;
            color: #fff;
        }
        .site-footer {
            background: #082418;
            color: #D1F2EB;
            padding: 4rem 0 1.8rem;
            margin-top: 2rem;
            border-top: 1px solid rgba(255,215,0,0.2);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 2rem;
            margin-bottom: 2.8rem;
        }
        .footer-brand p {
            font-size: 0.9rem;
            color: #aacfc0;
            margin-top: 1rem;
            max-width: 440px;
            line-height: 1.6;
        }
        .footer-col h4 {
            font-size: 1.05rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 1.2rem;
            letter-spacing: 0.02em;
        }
        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 0.6rem;
        }
        .footer-col a {
            color: #aacfc0;
            font-size: 0.9rem;
            transition: color var(--transition);
        }
        .footer-col a:hover {
            color: var(--accent-gold);
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.5rem;
            flex-wrap: wrap;
            padding-top: 1.8rem;
            border-top: 1px solid rgba(255,255,255,0.08);
            font-size: 0.83rem;
            color: #9bbfae;
        }
        .footer-badges {
            display: flex;
            gap: 0.8rem;
            flex-wrap: wrap;
        }
        .footer-badge {
            background: rgba(255,255,255,0.05);
            padding: 0.45rem 0.9rem;
            border-radius: 999px;
            border: 1px solid rgba(255,215,0,0.25);
            color: #D1F2EB;
            font-weight: 600;
            font-size: 0.78rem;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        .footer-badge i {
            color: var(--accent-gold);
        }
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1.6fr 1fr 1fr;
            }
            .article-headline h1 {
                font-size: 2.2rem;
            }
            .article-card {
                padding: 2rem 1.8rem;
            }
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .nav-actions .btn-login,
            .nav-actions .btn-signup {
                display: inline-flex;
                font-size: 0.82rem;
                padding: 0.5rem 0.9rem;
            }
            .mobile-menu.mobile-open {
                display: block;
            }
            .article-headline {
                padding: 2rem 0 2.8rem;
            }
            .article-headline h1 {
                font-size: 1.9rem;
            }
            .article-cover {
                margin-top: -1rem;
                margin-bottom: 1.8rem;
                border-radius: 20px;
            }
            .article-card {
                padding: 1.6rem 1.2rem;
                border-radius: 20px;
            }
            .article-body {
                font-size: 0.98rem;
            }
            .article-body h2 {
                font-size: 1.4rem;
            }
            .article-cta {
                padding: 1.8rem 1.4rem;
                justify-content: center;
                text-align: center;
            }
            .btn-gold-lg {
                width: 100%;
                justify-content: center;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
        }
        @media (max-width: 520px) {
            .container {
                width: 94%;
            }
            .site-header .container {
                min-height: 68px;
                gap: 0.8rem;
            }
            .logo-text strong {
                font-size: 0.98rem;
            }
            .logo-text span {
                font-size: 0.68rem;
            }
            .logo-icon {
                width: 38px;
                height: 38px;
                font-size: 1rem;
            }
            .btn-login,
            .btn-signup {
                padding: 0.5rem 0.75rem;
                font-size: 0.75rem;
            }
            .article-headline h1 {
                font-size: 1.65rem;
            }
            .article-meta {
                gap: 0.8rem 1rem;
                font-size: 0.78rem;
            }
            .article-card {
                padding: 1.3rem 0.9rem;
                border-radius: 16px;
            }
            .article-body h2 {
                font-size: 1.3rem;
            }
        }

/* roulang page: category1 */
:root {
            --bg-primary: #121212;
            --bg-secondary: #1C1C1E;
            --bg-tertiary: #262629;
            --bg-card: #1A1A1C;
            --bg-card-hover: #222224;
            --accent-bronze: #C5A059;
            --accent-gold: #FFBF00;
            --accent-gold-soft: #D4AC0D;
            --text-primary: #F5F5F7;
            --text-secondary: #D4AC0D;
            --text-muted: #A8A29E;
            --text-body: #D6D3D1;
            --border-dark: #2A2A2D;
            --border-gold: rgba(197, 160, 89, 0.35);
            --border-gold-hover: rgba(255, 191, 0, 0.6);
            --shadow-card: 0 4px 24px rgba(0,0,0,0.4);
            --shadow-card-hover: 0 12px 40px rgba(0,0,0,0.6), 0 0 20px rgba(197,160,89,0.15);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --transition-fast: 0.2s ease;
            --transition-med: 0.35s ease;
            --font-body: 'Segoe UI', 'Inter', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
        }

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

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

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

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

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

        button {
            cursor: pointer;
            font-family: inherit;
        }

        input, textarea, select {
            font-family: inherit;
            outline: none;
        }

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

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 100;
            background: rgba(18, 18, 18, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(197, 160, 89, 0.15);
            transition: all var(--transition-med);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 76px;
            gap: 16px;
        }

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

        .logo-icon {
            width: 46px;
            height: 46px;
            border-radius: 50%;
            background: linear-gradient(135deg, #1C1C1E, #121212);
            border: 2px solid var(--accent-bronze);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-size: 20px;
            box-shadow: 0 0 16px rgba(197, 160, 89, 0.25);
            transition: transform var(--transition-med), box-shadow var(--transition-med);
        }

        .logo:hover .logo-icon {
            transform: scale(1.05);
            box-shadow: 0 0 24px rgba(255, 191, 0, 0.4);
        }

        .logo-text {
            display: flex;
            flex-direction: column;
            line-height: 1.1;
        }

        .logo-text strong {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: 0.02em;
        }

        .logo-text span {
            font-size: 0.7rem;
            color: var(--accent-gold-soft);
            font-weight: 500;
            letter-spacing: 0.04em;
            text-transform: uppercase;
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            list-style: none;
            gap: 6px;
        }

        .nav-desktop li a {
            display: flex;
            align-items: center;
            gap: 7px;
            padding: 10px 18px;
            border-radius: 30px;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-body);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .nav-desktop li a:hover {
            color: var(--accent-gold);
            background: rgba(197, 160, 89, 0.08);
        }

        .nav-desktop li a.active {
            color: var(--accent-gold);
            background: rgba(197, 160, 89, 0.14);
            font-weight: 600;
            box-shadow: 0 0 0 1px rgba(197, 160, 89, 0.2);
        }

        .nav-desktop li a i {
            font-size: 0.85rem;
        }

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

        .btn-login,
        .btn-signup {
            padding: 9px 20px;
            border-radius: 30px;
            font-size: 0.88rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-login {
            color: var(--text-primary);
            background: transparent;
            border: 1px solid rgba(197, 160, 89, 0.35);
        }

        .btn-login:hover {
            border-color: var(--accent-gold);
            color: var(--accent-gold);
            background: rgba(197, 160, 89, 0.06);
        }

        .btn-signup {
            color: #121212;
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-bronze));
            border: 1px solid transparent;
            box-shadow: 0 2px 14px rgba(255, 191, 0, 0.3);
        }

        .btn-signup:hover {
            box-shadow: 0 4px 24px rgba(255, 191, 0, 0.5);
            transform: translateY(-1px);
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            border: none;
            padding: 8px;
            border-radius: 8px;
        }

        .hamburger span {
            width: 24px;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }

        .hamburger:hover span {
            background: var(--accent-gold);
        }

        /* ========== MOBILE NAV ========== */
        .mobile-menu {
            display: none;
            position: fixed;
            top: 76px;
            left: 0;
            width: 100%;
            background: rgba(18, 18, 18, 0.98);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(197, 160, 89, 0.2);
            padding: 16px 24px;
            z-index: 99;
            flex-direction: column;
            gap: 8px;
        }

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

        .mobile-menu a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px 16px;
            border-radius: 10px;
            font-weight: 500;
            color: var(--text-body);
            transition: all var(--transition-fast);
        }

        .mobile-menu a:hover,
        .mobile-menu a.active {
            color: var(--accent-gold);
            background: rgba(197, 160, 89, 0.08);
        }

        /* ========== HERO ========== */
        .hero {
            position: relative;
            padding: 140px 0 80px;
            background: 
                radial-gradient(ellipse at 30% 20%, rgba(197, 160, 89, 0.08) 0%, transparent 55%),
                radial-gradient(ellipse at 75% 70%, rgba(255, 191, 0, 0.05) 0%, transparent 50%),
                linear-gradient(180deg, #1C1C1E 0%, #121212 100%);
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.jpg');
            background-size: cover;
            background-position: center;
            opacity: 0.15;
            pointer-events: none;
        }

        .hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(18, 18, 18, 0.55);
            pointer-events: none;
        }

        .hero .container {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 48px;
            align-items: center;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 16px;
            border-radius: 30px;
            background: rgba(197, 160, 89, 0.12);
            border: 1px solid rgba(197, 160, 89, 0.3);
            color: var(--accent-gold);
            font-size: 0.82rem;
            font-weight: 600;
            letter-spacing: 0.05em;
            text-transform: uppercase;
            margin-bottom: 20px;
        }

        .hero h1 {
            font-size: clamp(2.2rem, 4.5vw, 3.4rem);
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            margin-bottom: 18px;
        }

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

        .hero-subtitle {
            font-size: 1.08rem;
            color: var(--text-body);
            line-height: 1.65;
            margin-bottom: 30px;
            max-width: 540px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 36px;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 30px;
            border-radius: 30px;
            font-size: 0.95rem;
            font-weight: 700;
            letter-spacing: 0.03em;
            color: #121212;
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-bronze));
            border: none;
            box-shadow: 0 4px 20px rgba(255, 191, 0, 0.35);
            transition: all var(--transition-fast);
        }

        .btn-primary:hover {
            box-shadow: 0 8px 30px rgba(255, 191, 0, 0.5);
            transform: translateY(-2px);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 26px;
            border-radius: 30px;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-primary);
            background: transparent;
            border: 1px solid rgba(197, 160, 89, 0.4);
            transition: all var(--transition-fast);
        }

        .btn-secondary:hover {
            border-color: var(--accent-gold);
            color: var(--accent-gold);
            background: rgba(197, 160, 89, 0.06);
        }

        .hero-trust {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            align-items: center;
        }

        .hero-trust-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.82rem;
            color: var(--text-muted);
        }

        .hero-trust-item i {
            color: var(--accent-gold);
            font-size: 0.9rem;
        }

        /* Hero Data Panel */
        .hero-data-panel {
            background: rgba(26, 26, 28, 0.85);
            backdrop-filter: blur(16px);
            border: 1px solid rgba(197, 160, 89, 0.25);
            border-radius: var(--radius-lg);
            padding: 28px;
            box-shadow: var(--shadow-card);
            position: relative;
            overflow: hidden;
        }

        .hero-data-panel::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-bronze), var(--accent-gold), var(--accent-bronze));
        }

        .hero-data-panel .data-title {
            font-size: 0.85rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--accent-gold-soft);
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .hero-data-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
            margin-bottom: 20px;
        }

        .data-card {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(197, 160, 89, 0.15);
            border-radius: var(--radius-md);
            padding: 16px;
            text-align: center;
            transition: all var(--transition-fast);
        }

        .data-card:hover {
            background: rgba(197, 160, 89, 0.06);
            border-color: rgba(197, 160, 89, 0.3);
        }

        .data-card .data-value {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--accent-gold);
            margin-bottom: 4px;
            letter-spacing: 0.02em;
        }

        .data-card .data-label {
            font-size: 0.78rem;
            color: var(--text-muted);
            font-weight: 500;
        }

        .hero-data-panel .live-indicator {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            background: rgba(255, 191, 0, 0.06);
            border: 1px solid rgba(255, 191, 0, 0.2);
            font-size: 0.85rem;
            color: var(--accent-gold);
            font-weight: 600;
        }

        .live-indicator .live-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #22c55e;
            animation: pulse-dot 1.5s ease-in-out infinite;
        }

        @keyframes pulse-dot {
            0%, 100% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.5); }
            50% { box-shadow: 0 0 0 6px rgba(34, 197, 94, 0); }
        }

        /* ========== SECTION SHARED ========== */
        .section {
            padding: 70px 0;
            position: relative;
        }

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

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

        .section-header h2 {
            font-size: clamp(1.7rem, 3vw, 2.4rem);
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 14px;
            letter-spacing: -0.01em;
        }

        .section-header p {
            font-size: 1.05rem;
            color: var(--text-muted);
            line-height: 1.65;
        }

        .section-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.1em;
            color: var(--accent-gold);
            margin-bottom: 12px;
        }

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

        /* ========== SERVICES MATRIX ========== */
        .services-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .service-card {
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            padding: 26px 24px;
            transition: all var(--transition-med);
            position: relative;
            overflow: hidden;
        }

        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--accent-bronze), transparent);
            opacity: 0;
            transition: opacity var(--transition-med);
        }

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

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

        .service-icon {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            background: rgba(197, 160, 89, 0.1);
            border: 1px solid rgba(197, 160, 89, 0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-size: 22px;
            margin-bottom: 16px;
            transition: all var(--transition-fast);
        }

        .service-card:hover .service-icon {
            background: rgba(197, 160, 89, 0.18);
            border-color: rgba(255, 191, 0, 0.4);
        }

        .service-card h3 {
            font-size: 1.12rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
        }

        .service-card p {
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ========== PROCESS ========== */
        .process-list {
            display: flex;
            flex-direction: column;
            gap: 0;
            max-width: 760px;
        }

        .process-step {
            display: flex;
            gap: 18px;
            padding: 20px 0;
            border-bottom: 1px solid var(--border-dark);
        }

        .process-step:last-child {
            border-bottom: none;
        }

        .step-number {
            flex-shrink: 0;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: rgba(197, 160, 89, 0.1);
            border: 1px solid rgba(197, 160, 89, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1rem;
            color: var(--accent-gold);
        }

        .process-step-content h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 6px;
        }

        .process-step-content p {
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ========== COMPARISON ========== */
        .comparison-wrapper {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            margin-top: 20px;
        }

        .comparison-card {
            border-radius: var(--radius-md);
            padding: 28px;
            transition: all var(--transition-med);
        }

        .comparison-card--good {
            background: rgba(197, 160, 89, 0.04);
            border: 1px solid rgba(197, 160, 89, 0.3);
        }

        .comparison-card--bad {
            background: rgba(255, 0, 0, 0.03);
            border: 1px solid rgba(255, 0, 0, 0.2);
        }

        .comparison-card .comparison-title {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .comparison-card--good .comparison-title {
            color: var(--accent-gold);
        }

        .comparison-card--bad .comparison-title {
            color: #f87171;
        }

        .comparison-card ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .comparison-card li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 0.9rem;
            color: var(--text-body);
            line-height: 1.55;
        }

        .comparison-card--good li i {
            color: #22c55e;
            margin-top: 3px;
        }

        .comparison-card--bad li i {
            color: #ef4444;
            margin-top: 3px;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 780px;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-fast);
        }

        .faq-item:hover {
            border-color: rgba(197, 160, 89, 0.25);
        }

        .faq-item summary {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            cursor: pointer;
            font-weight: 600;
            font-size: 0.98rem;
            color: var(--text-primary);
            list-style: none;
            transition: all var(--transition-fast);
            user-select: none;
        }

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

        .faq-item summary .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(197, 160, 89, 0.08);
            border: 1px solid rgba(197, 160, 89, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold-soft);
            font-size: 0.8rem;
            transition: all var(--transition-fast);
        }

        .faq-item[open] summary .faq-icon {
            transform: rotate(180deg);
            background: rgba(197, 160, 89, 0.15);
            color: var(--accent-gold);
        }

        .faq-answer {
            padding: 0 22px 18px;
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.65;
        }

        /* ========== CTA FORM ========== */
        .cta-form-section {
            padding: 70px 0;
        }

        .cta-form-card {
            background: var(--bg-card);
            border: 1px solid rgba(197, 160, 89, 0.25);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 40px;
            align-items: center;
            position: relative;
            overflow: hidden;
        }

        .cta-form-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-bronze), var(--accent-gold), var(--accent-bronze));
        }

        .cta-form-info h2 {
            font-size: 1.7rem;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 12px;
        }

        .cta-form-info p {
            font-size: 1rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 20px;
        }

        .cta-form-benefits {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            list-style: none;
        }

        .cta-form-benefits li {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 0.85rem;
            color: var(--text-body);
        }

        .cta-form-benefits i {
            color: #22c55e;
            font-size: 0.9rem;
        }

        .cta-form {
            display: flex;
            flex-direction: column;
            gap: 14px;
            background: rgba(18, 18, 18, 0.5);
            border-radius: var(--radius-md);
            padding: 24px;
            border: 1px solid var(--border-dark);
        }

        .cta-form input {
            padding: 13px 18px;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-dark);
            color: var(--text-primary);
            font-size: 0.92rem;
            transition: all var(--transition-fast);
        }

        .cta-form input::placeholder {
            color: #6B7280;
        }

        .cta-form input:focus {
            border-color: rgba(197, 160, 89, 0.5);
            background: rgba(255, 255, 255, 0.06);
            box-shadow: 0 0 0 2px rgba(197, 160, 89, 0.1);
        }

        .cta-form button {
            padding: 14px 28px;
            border-radius: 10px;
            font-size: 0.95rem;
            font-weight: 700;
            letter-spacing: 0.03em;
            color: #121212;
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-bronze));
            border: none;
            box-shadow: 0 4px 16px rgba(255, 191, 0, 0.3);
            transition: all var(--transition-fast);
        }

        .cta-form button:hover {
            box-shadow: 0 8px 26px rgba(255, 191, 0, 0.5);
            transform: translateY(-1px);
        }

        .cta-form-note {
            font-size: 0.78rem;
            color: var(--text-muted);
            text-align: center;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #0E0E0E;
            border-top: 1px solid rgba(197, 160, 89, 0.15);
            padding: 50px 0 24px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 0.8fr 1fr;
            gap: 40px;
            margin-bottom: 36px;
        }

        .footer-brand .logo {
            margin-bottom: 14px;
        }

        .footer-brand p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.65;
            max-width: 380px;
        }

        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--accent-gold-soft);
            margin-bottom: 16px;
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

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

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

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 14px;
            padding-top: 20px;
            border-top: 1px solid var(--border-dark);
        }

        .footer-bottom > span {
            font-size: 0.8rem;
            color: #6B7280;
        }

        .footer-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .footer-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 12px;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--text-muted);
            background: rgba(197, 160, 89, 0.06);
            border: 1px solid rgba(197, 160, 89, 0.2);
        }

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

        /* ========== FAB ========== */
        .fab {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 90;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(0, 0, 0, 0.7);
            backdrop-filter: blur(8px);
            border: 2px solid transparent;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.5rem;
            cursor: pointer;
            transition: all var(--transition-fast);
            opacity: 0.6;
            box-shadow: 0 0 15px rgba(0, 240, 255, 0.3);
            position: relative;
        }

        .fab::before {
            content: '';
            position: absolute;
            inset: -2px;
            border-radius: 50%;
            background: linear-gradient(135deg, #00F0FF, #CCFF00);
            z-index: -1;
            opacity: 0.7;
        }

        .fab:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 0 25px rgba(0, 240, 255, 0.6);
        }

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

        .fab .fab-notification {
            position: absolute;
            top: -3px;
            right: -3px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: #ef4444;
            border: 2px solid #121212;
            animation: pulse-dot 1.5s ease-in-out infinite;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .hero .container {
                grid-template-columns: 1fr;
                gap: 36px;
            }
            
            .hero-data-panel {
                max-width: 100%;
            }
            
            .cta-form-card {
                grid-template-columns: 1fr;
                padding: 36px 28px;
            }
            
            .services-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
            
            .hamburger {
                display: flex;
            }
            
            .site-header .container {
                height: 68px;
            }
            
            .logo-text strong {
                font-size: 1rem;
            }
            
            .logo-text span {
                font-size: 0.6rem;
            }
            
            .logo-icon {
                width: 38px;
                height: 38px;
                font-size: 16px;
            }
            
            .hero {
                padding: 116px 0 56px;
            }
            
            .hero h1 {
                font-size: clamp(1.8rem, 5.5vw, 2.4rem);
            }
            
            .services-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            
            .comparison-wrapper {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            
            .section {
                padding: 50px 0;
            }
            
            .cta-form-card {
                padding: 28px 20px;
            }
            
            .container {
                padding: 0 16px;
            }
            
            .btn-login,
            .btn-signup {
                padding: 8px 14px;
                font-size: 0.8rem;
            }
        }

        @media (max-width: 520px) {
            .hero-data-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            
            .hero-actions {
                flex-direction: column;
                width: 100%;
            }
            
            .hero-actions a {
                width: 100%;
                justify-content: center;
            }
            
            .cta-form {
                padding: 18px;
            }
            
            .cta-form-card {
                padding: 24px 16px;
            }
        }

/* roulang page: category2 */
:root {
            --bg-primary: #0A2E1C;
            --bg-secondary: #123E25;
            --accent-gold: #FFD700;
            --accent-red: #D32F2F;
            --text-white: #FFFFFF;
            --text-pale: #D1F2EB;
            --border-gold: rgba(255, 215, 0, 0.35);
            --shadow-gold: 0 12px 30px rgba(255, 215, 0, 0.12);
            --shadow-dark: 0 20px 40px rgba(0, 0, 0, 0.25);
            --radius: 16px;
            --radius-sm: 10px;
            --transition: 0.25s ease;
            --header-height: 90px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Be Vietnam Pro', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
            background-color: var(--bg-primary);
            color: var(--text-white);
            line-height: 1.6;
            overflow-x: hidden;
        }

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

        img {
            max-width: 100%;
            display: block;
        }
        button, input {
            font-family: inherit;
        }

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

        /* ---------- HEADER ---------- */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(10, 46, 28, 0.92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-gold);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
            height: var(--header-height);
            display: flex;
            align-items: center;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 12px;
            text-decoration: none;
            color: var(--text-white);
        }
        .logo-icon {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: linear-gradient(145deg, #1A4D33, #0A2E1C);
            border: 2px solid var(--accent-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-size: 24px;
            box-shadow: 0 0 20px rgba(255, 215, 0, 0.25);
        }
        .logo-text {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
        }
        .logo-text strong {
            font-size: 1.25rem;
            font-weight: 800;
            color: var(--accent-gold);
            letter-spacing: 0.5px;
        }
        .logo-text span {
            font-size: 0.75rem;
            color: var(--text-pale);
            font-weight: 500;
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
        }
        .nav-desktop li a {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-pale);
            padding: 12px 4px;
            position: relative;
            display: flex;
            align-items: center;
            gap: 6px;
            white-space: nowrap;
        }
        .nav-desktop li a i {
            font-size: 0.9rem;
            color: var(--accent-gold);
        }
        .nav-desktop li a::after {
            content: '';
            position: absolute;
            bottom: 6px;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 2px;
            background: var(--accent-gold);
            border-radius: 2px;
            transition: width var(--transition);
        }
        .nav-desktop li a:hover::after,
        .nav-desktop li a.active::after {
            width: 100%;
        }
        .nav-desktop li a.active {
            color: var(--accent-gold);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .btn-login,
        .btn-signup {
            padding: 10px 18px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 0.9rem;
            transition: transform var(--transition), background var(--transition), border var(--transition), box-shadow var(--transition);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            white-space: nowrap;
        }
        .btn-login {
            color: var(--accent-gold);
            border: 1px solid var(--border-gold);
            background: transparent;
        }
        .btn-login:hover {
            background: rgba(255, 215, 0, 0.08);
            border-color: var(--accent-gold);
            transform: translateY(-1px);
        }
        .btn-signup {
            background: linear-gradient(135deg, #FFD700 0%, #F0C000 100%);
            color: #0A2E1C;
            border: none;
            box-shadow: 0 8px 20px rgba(255, 215, 0, 0.25);
        }
        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 14px 28px rgba(255, 215, 0, 0.4);
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 6px;
            background: transparent;
            border: none;
            cursor: pointer;
            padding: 8px;
            border-radius: 8px;
        }
        .hamburger span {
            display: block;
            width: 28px;
            height: 3px;
            background: var(--accent-gold);
            border-radius: 3px;
            transition: all var(--transition);
        }
        .hamburger.active span:nth-child(1) {
            transform: translateY(9px) rotate(45deg);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active span:nth-child(3) {
            transform: translateY(-9px) rotate(-45deg);
        }

        /* Mobile nav drawer */
        .mobile-nav {
            position: fixed;
            top: var(--header-height);
            left: 0;
            width: 100%;
            background: rgba(10, 46, 28, 0.98);
            backdrop-filter: blur(16px);
            padding: 24px;
            transform: translateY(-110%);
            transition: transform 0.3s ease;
            z-index: 999;
            border-bottom: 1px solid var(--border-gold);
        }
        .mobile-nav.open {
            transform: translateY(0);
        }
        .mobile-nav ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .mobile-nav li a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 14px 16px;
            background: rgba(255, 255, 255, 0.03);
            border-radius: 12px;
            font-weight: 600;
            color: var(--text-pale);
            transition: background var(--transition);
        }
        .mobile-nav li a:hover {
            background: rgba(255, 215, 0, 0.1);
        }
        .mobile-nav li a.active {
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.08);
        }

        /* ---------- HERO ---------- */
        .hero-section {
            position: relative;
            padding: calc(var(--header-height) + 40px) 0 64px;
            background: linear-gradient(rgba(10,46,28,0.85), rgba(10,46,28,0.95)), url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -120px;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(255,215,0,0.2) 0%, transparent 65%);
            pointer-events: none;
        }
        .hero-flash {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-gold);
            border-radius: 999px;
            padding: 10px 18px;
            display: inline-flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            margin-bottom: 28px;
            box-shadow: var(--shadow-gold);
        }
        .hero-flash .flash-label {
            background: var(--accent-red);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 800;
            letter-spacing: 0.5px;
            text-transform: uppercase;
            padding: 4px 10px;
            border-radius: 20px;
        }
        .hero-flash .flash-text {
            font-size: 0.95rem;
            color: var(--text-pale);
        }
        .hero-flash .flash-countdown {
            font-weight: 800;
            color: var(--accent-gold);
            background: rgba(0,0,0,0.3);
            padding: 4px 12px;
            border-radius: 20px;
            font-variant-numeric: tabular-nums;
        }
        .hero-title {
            font-size: 3rem;
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -0.5px;
            margin-bottom: 20px;
            color: var(--text-white);
            text-shadow: 0 4px 20px rgba(0,0,0,0.3);
        }
        .hero-title .gold {
            color: var(--accent-gold);
        }
        .hero-sub {
            font-size: 1.15rem;
            color: var(--text-pale);
            max-width: 600px;
            margin-bottom: 28px;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
        }
        .btn-primary {
            background: linear-gradient(135deg, #FFD700 0%, #E6B800 100%);
            color: #0A2E1C;
            padding: 16px 28px;
            border-radius: 50px;
            font-weight: 800;
            font-size: 1rem;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            box-shadow: 0 12px 28px rgba(255, 215, 0, 0.35);
            transition: all var(--transition);
            border: none;
            cursor: pointer;
        }
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 18px 36px rgba(255, 215, 0, 0.45);
        }
        .btn-outline {
            background: transparent;
            border: 2px solid var(--accent-gold);
            color: var(--accent-gold);
            padding: 16px 28px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1rem;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all var(--transition);
        }
        .btn-outline:hover {
            background: rgba(255, 215, 0, 0.1);
            transform: translateY(-2px);
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 48px;
            align-items: center;
            position: relative;
        }
        .hero-visual {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-gold);
            border-radius: 24px;
            padding: 24px;
            backdrop-filter: blur(8px);
            box-shadow: var(--shadow-dark);
        }
        .hero-visual img {
            border-radius: 16px;
            margin-bottom: 20px;
            width: 100%;
            aspect-ratio: 16/10;
            object-fit: cover;
        }
        .hero-stats {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }
        .hero-stat {
            text-align: center;
            background: rgba(0,0,0,0.25);
            border-radius: 14px;
            padding: 12px 8px;
        }
        .hero-stat strong {
            display: block;
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--accent-gold);
        }
        .hero-stat span {
            font-size: 0.8rem;
            color: var(--text-pale);
        }

        /* ---------- SECTION GENERIC ---------- */
        section {
            padding: 72px 0;
        }
        .section-label {
            display: inline-block;
            background: rgba(255, 215, 0, 0.12);
            color: var(--accent-gold);
            font-weight: 700;
            font-size: 0.8rem;
            letter-spacing: 1px;
            text-transform: uppercase;
            padding: 6px 14px;
            border-radius: 20px;
            margin-bottom: 16px;
            border: 1px solid var(--border-gold);
        }
        .section-title {
            font-size: 2.25rem;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 16px;
            letter-spacing: -0.3px;
        }
        .section-desc {
            color: var(--text-pale);
            font-size: 1.05rem;
            max-width: 640px;
            margin-bottom: 40px;
        }

        /* Metrics board */
        .metrics-board {
            background: var(--bg-secondary);
            border-radius: 24px;
            padding: 32px;
            display: grid;
            grid-template-columns: 1fr 2fr;
            gap: 32px;
            box-shadow: var(--shadow-dark);
        }
        .metrics-board .left h3 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--accent-gold);
        }
        .metrics-board .left p {
            color: var(--text-pale);
        }
        .metric-group {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .metric-item {
            background: rgba(0,0,0,0.3);
            border-radius: 16px;
            padding: 18px 16px;
            text-align: center;
        }
        .metric-item .metric-number {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent-gold);
            line-height: 1.1;
        }
        .metric-item .metric-label {
            font-size: 0.8rem;
            color: var(--text-pale);
            margin-top: 4px;
        }

        /* Service matrix (asymmetric) */
        .service-matrix {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px 48px;
            margin-top: 20px;
        }
        .service-item {
            display: flex;
            gap: 20px;
            align-items: flex-start;
            background: rgba(255, 255, 255, 0.03);
            border-radius: 20px;
            padding: 24px;
            border: 1px solid rgba(255,215,0,0.15);
            transition: border var(--transition), background var(--transition);
        }
        .service-item:hover {
            border-color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.04);
        }
        .service-item .icon-box {
            width: 48px;
            height: 48px;
            flex-shrink: 0;
            border-radius: 14px;
            background: rgba(255, 215, 0, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-size: 20px;
        }
        .service-item h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .service-item p {
            color: var(--text-pale);
            font-size: 0.9rem;
        }

        /* Comparison */
        .compare-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            margin-top: 20px;
        }
        .compare-panel {
            border-radius: 24px;
            padding: 32px;
        }
        .compare-panel.bad {
            background: rgba(211, 47, 47, 0.12);
            border: 1px solid rgba(211, 47, 47, 0.35);
        }
        .compare-panel.good {
            background: rgba(255, 215, 0, 0.08);
            border: 1px solid var(--border-gold);
        }
        .compare-panel h3 {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .compare-panel ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .compare-panel li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.95rem;
            color: var(--text-pale);
        }
        .compare-panel li i {
            width: 20px;
            text-align: center;
        }
        .compare-panel.bad li i {
            color: #FF6B6B;
        }
        .compare-panel.good li i {
            color: var(--accent-gold);
        }

        /* Process timeline */
        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            counter-reset: step;
        }
        .process-step {
            position: relative;
            padding: 24px;
            background: rgba(255, 255, 255, 0.03);
            border-radius: 20px;
            border: 1px solid rgba(255,215,0,0.15);
        }
        .process-step::before {
            counter-increment: step;
            content: "Bước " counter(step);
            font-size: 0.7rem;
            font-weight: 800;
            color: var(--accent-gold);
            text-transform: uppercase;
            letter-spacing: 1px;
            display: block;
            margin-bottom: 12px;
        }
        .process-step h3 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .process-step p {
            color: var(--text-pale);
            font-size: 0.85rem;
        }

        /* FAQ */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
        }
        .faq-item {
            background: rgba(255, 255, 255, 0.03);
            border-radius: 16px;
            margin-bottom: 12px;
            overflow: hidden;
            border: 1px solid rgba(255,215,0,0.15);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            background: transparent;
            border: none;
            color: var(--text-white);
            font-size: 1rem;
            font-weight: 700;
            padding: 20px 24px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }
        .faq-question i {
            color: var(--accent-gold);
            transition: transform var(--transition);
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
            padding: 0 24px;
            color: var(--text-pale);
        }
        .faq-item.open .faq-answer {
            max-height: 200px;
            padding-bottom: 20px;
        }

        /* CTA / Form */
        .cta-section {
            background: var(--bg-secondary);
            border-radius: 24px;
            padding: 48px 40px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .cta-section .left h2 {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 12px;
        }
        .cta-form {
            background: rgba(0,0,0,0.3);
            border-radius: 20px;
            padding: 28px;
        }
        .cta-form label {
            display: block;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 6px;
            color: var(--text-pale);
        }
        .cta-form input {
            width: 100%;
            padding: 14px 16px;
            background: rgba(255,255,255,0.06);
            border: 1px solid rgba(255,215,0,0.25);
            border-radius: 12px;
            color: var(--text-white);
            margin-bottom: 16px;
            font-size: 1rem;
            outline: none;
            transition: border var(--transition);
        }
        .cta-form input:focus {
            border-color: var(--accent-gold);
        }
        .cta-form .btn-primary {
            width: 100%;
            justify-content: center;
            margin-top: 8px;
        }
        .form-note {
            font-size: 0.8rem;
            color: var(--text-pale);
            margin-top: 12px;
            text-align: center;
        }

        /* ---------- FOOTER ---------- */
        .site-footer {
            border-top: 1px solid var(--border-gold);
            padding: 48px 0 24px;
            background: #062012;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }
        .footer-brand p {
            color: var(--text-pale);
            font-size: 0.9rem;
            margin-top: 16px;
            max-width: 380px;
        }
        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--accent-gold);
        }
        .footer-col ul {
            list-style: none;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            color: var(--text-pale);
            font-size: 0.9rem;
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--accent-gold);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,215,0,0.15);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
            justify-content: space-between;
            color: var(--text-pale);
            font-size: 0.85rem;
        }
        .footer-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }
        .footer-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 215, 0, 0.08);
            border: 1px solid var(--border-gold);
            border-radius: 20px;
            padding: 6px 12px;
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--text-pale);
        }
        .footer-badge i {
            color: var(--accent-gold);
        }

        /* ---------- FAB ---------- */
        .fab-support {
            position: fixed;
            left: 1rem;
            bottom: 6rem;
            z-index: 50;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(145deg, #1A4D33, #0A2E1C);
            border: 3px solid var(--accent-gold);
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-size: 1.5rem;
            cursor: pointer;
            transition: all var(--transition);
            animation: fab-float 3s ease-in-out infinite;
            opacity: 0.7;
        }
        .fab-support::after {
            content: '';
            position: absolute;
            top: -2px;
            right: -2px;
            width: 14px;
            height: 14px;
            background: #D32F2F;
            border-radius: 50%;
            border: 2px solid #fff;
            animation: fab-blink 1.2s ease-in-out infinite;
        }
        .fab-support:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 8px 28px rgba(255, 215, 0, 0.45);
        }
        .fab-support:active {
            transform: scale(0.95) translateY(2px);
        }
        @keyframes fab-float {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-6px); }
        }
        @keyframes fab-blink {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.3; }
        }

        /* ---------- RESPONSIVE ---------- */
        @media (max-width: 1024px) {
            .hero-title { font-size: 2.25rem; }
            .section-title { font-size: 1.75rem; }
            .metric-group { grid-template-columns: repeat(2, 1fr); }
            .service-matrix { grid-template-columns: 1fr; }
            .process-steps { grid-template-columns: repeat(2, 1fr); }
            .cta-section { grid-template-columns: 1fr; }
        }
        @media (max-width: 768px) {
            .nav-desktop { display: none; }
            .hamburger { display: flex; }
            .hero-grid { grid-template-columns: 1fr; gap: 32px; }
            .hero-title { font-size: 2rem; }
            .hero-sub { font-size: 1rem; }
            .metrics-board { grid-template-columns: 1fr; padding: 20px; }
            .service-matrix { gap: 20px; }
            .compare-grid { grid-template-columns: 1fr; }
            .process-steps { grid-template-columns: 1fr; }
            .cta-section { padding: 32px 24px; }
            .footer-grid { grid-template-columns: 1fr; gap: 28px; }
            .footer-bottom { flex-direction: column; align-items: flex-start; }
        }
        @media (max-width: 520px) {
            .container { padding-left: 16px; padding-right: 16px; }
            .logo-text strong { font-size: 1.05rem; }
            .logo-text span { font-size: 0.65rem; }
            .btn-login, .btn-signup { padding: 8px 14px; font-size: 0.8rem; }
            .hero-flash { font-size: 0.8rem; }
            .hero-title { font-size: 1.6rem; }
            .section-title { font-size: 1.45rem; }
            .hero-stats { grid-template-columns: 1fr; }
            .metric-group { grid-template-columns: 1fr; }
        }