/* roulang page: index */
:root {
            --bg: #0F0C20;
            --panel: #1A1530;
            --panel-light: #231C40;
            --accent: #FF007F;
            --neon: #00F0FF;
            --lime: #CCFF00;
            --text: #FFFFFF;
            --muted: #A6ACAF;
            --border: rgba(255, 255, 255, 0.08);
            --radius: 16px;
            --shadow: 0 12px 30px rgba(0, 0, 0, 0.45);
            --shadow-neon: 0 0 15px rgba(0, 240, 255, 0.5);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: var(--bg);
            color: var(--text);
            font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            display: block;
        }
        button, input, textarea, select {
            font: inherit;
            color: inherit;
            background: none;
            border: none;
            outline: none;
        }
        button {
            cursor: pointer;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .section {
            padding: 80px 0;
            position: relative;
        }
        .section-alt {
            background-color: rgba(255, 255, 255, 0.02);
        }
        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.5px;
            color: var(--neon);
            text-transform: uppercase;
            margin-bottom: 16px;
        }
        .section-tag::before {
            content: '';
            width: 24px;
            height: 2px;
            background: var(--neon);
            box-shadow: 0 0 8px rgba(0, 240, 255, 0.6);
        }
        .section-title {
            font-size: clamp(28px, 4vw, 42px);
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -0.5px;
            margin-bottom: 16px;
            color: var(--text);
        }
        .section-desc {
            font-size: 17px;
            color: var(--muted);
            max-width: 680px;
            line-height: 1.65;
            margin-bottom: 40px;
        }
        .text-gradient {
            background: linear-gradient(135deg, var(--neon), var(--lime));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .card {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 28px;
            transition: var(--transition);
        }
        .card:hover {
            border-color: rgba(0, 240, 255, 0.4);
            box-shadow: var(--shadow-neon);
            transform: translateY(-4px);
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            padding: 14px 32px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 15px;
            letter-spacing: 0.3px;
            transition: var(--transition);
            white-space: nowrap;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--accent), #D6006E);
            color: #fff;
            box-shadow: 0 4px 20px rgba(255, 0, 127, 0.4);
        }
        .btn-primary:hover {
            box-shadow: 0 8px 30px rgba(255, 0, 127, 0.6);
            transform: translateY(-2px);
        }
        .btn-outline {
            border: 2px solid rgba(0, 240, 255, 0.5);
            color: var(--neon);
            background: transparent;
        }
        .btn-outline:hover {
            background: rgba(0, 240, 255, 0.1);
            border-color: var(--neon);
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
        }
        .btn-ghost {
            color: var(--text);
            padding: 10px 20px;
        }
        .btn-ghost:hover {
            color: var(--neon);
        }
        .badge {
            display: inline-flex;
            align-items: center;
            padding: 4px 14px;
            border-radius: 50px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.3px;
            text-transform: uppercase;
        }
        .badge-hot {
            background: rgba(255, 0, 127, 0.15);
            color: var(--accent);
            border: 1px solid rgba(255, 0, 127, 0.3);
        }
        .badge-new {
            background: rgba(0, 240, 255, 0.1);
            color: var(--neon);
            border: 1px solid rgba(0, 240, 255, 0.3);
        }
        .badge-gold {
            background: rgba(204, 255, 0, 0.1);
            color: var(--lime);
            border: 1px solid rgba(204, 255, 0, 0.3);
        }
        .divider {
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
            margin: 0;
        }

        /* Header / Nav */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(15, 12, 32, 0.85);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border);
            transition: var(--transition);
        }
        .site-header.scrolled {
            background: rgba(15, 12, 32, 0.95);
            box-shadow: 0 4px 20px rgba(0,0,0,0.4);
        }
        .nav-wrap {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }
        .logo {
            font-weight: 800;
            font-size: 18px;
            letter-spacing: -0.3px;
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--text);
        }
        .logo-icon {
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--accent), var(--neon));
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #fff;
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.4);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 32px;
        }
        .nav-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--muted);
            position: relative;
            padding: 4px 0;
            transition: var(--transition);
        }
        .nav-link:hover, .nav-link.active {
            color: var(--text);
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, var(--accent), var(--neon));
            border-radius: 2px;
            box-shadow: 0 0 8px rgba(0, 240, 255, 0.5);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .mobile-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: var(--panel);
            border: 1px solid var(--border);
            align-items: center;
            justify-content: center;
            color: var(--text);
            font-size: 18px;
        }

        /* Hero Bento */
        .hero {
            padding: 140px 0 80px;
            background-image: url('/assets/images/backpic/back-1.jpg');
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(15,12,32,0.75) 0%, rgba(15,12,32,0.92) 60%, var(--bg) 100%);
        }
        .hero .container {
            position: relative;
            z-index: 1;
        }
        .hero-bento {
            display: grid;
            grid-template-columns: 1.4fr 1fr;
            grid-template-rows: auto auto;
            gap: 24px;
        }
        .hero-main {
            grid-row: span 2;
            background: rgba(26, 21, 48, 0.75);
            backdrop-filter: blur(12px);
            border: 1px solid rgba(255,255,255,0.12);
            border-radius: 24px;
            padding: 48px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .hero-sub-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            color: var(--neon);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 20px;
        }
        .hero-sub-tag .dot {
            width: 8px;
            height: 8px;
            background: var(--accent);
            border-radius: 50%;
            box-shadow: 0 0 12px rgba(255, 0, 127, 0.8);
            animation: pulse-dot 1.5s ease-in-out infinite;
        }
        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(1.4); }
        }
        .hero-title {
            font-size: clamp(36px, 5vw, 56px);
            font-weight: 800;
            line-height: 1.1;
            letter-spacing: -1px;
            margin-bottom: 20px;
            color: var(--text);
        }
        .hero-desc {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.7;
            max-width: 560px;
            margin-bottom: 32px;
        }
        .hero-cta-group {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .hero-stats {
            display: flex;
            gap: 32px;
            margin-top: 36px;
            padding-top: 28px;
            border-top: 1px solid rgba(255,255,255,0.1);
        }
        .hero-stat {
            text-align: left;
        }
        .hero-stat-number {
            font-size: 28px;
            font-weight: 800;
            color: var(--lime);
            letter-spacing: -0.5px;
        }
        .hero-stat-label {
            font-size: 13px;
            color: var(--muted);
            margin-top: 4px;
        }
        .hero-mini {
            background: rgba(26, 21, 48, 0.75);
            backdrop-filter: blur(12px);
            border: 1px solid rgba(255,255,255,0.12);
            border-radius: 24px;
            padding: 32px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            transition: var(--transition);
        }
        .hero-mini:hover {
            border-color: rgba(0, 240, 255, 0.4);
            box-shadow: var(--shadow-neon);
        }
        .hero-mini-icon {
            width: 48px;
            height: 48px;
            background: rgba(0, 240, 255, 0.1);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--neon);
            margin-bottom: 16px;
        }
        .hero-mini h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .hero-mini p {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.6;
        }
        .hero-cta-bar {
            grid-column: 2;
            background: linear-gradient(135deg, rgba(255,0,127,0.2), rgba(0,240,255,0.1));
            border: 1px solid rgba(255,0,127,0.3);
            border-radius: 24px;
            padding: 24px 32px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
        }
        .hero-cta-bar p {
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
            margin: 0;
        }
        .hero-cta-bar .btn {
            flex-shrink: 0;
        }

        /* Entry Matrix */
        .entry-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .entry-card {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 28px;
            display: flex;
            flex-direction: column;
            gap: 12px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        .entry-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--accent), var(--neon));
            opacity: 0;
            transition: var(--transition);
        }
        .entry-card:hover {
            border-color: rgba(0, 240, 255, 0.4);
            transform: translateY(-4px);
            box-shadow: var(--shadow-neon);
        }
        .entry-card:hover::before {
            opacity: 1;
        }
        .entry-icon {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            background: rgba(0, 240, 255, 0.08);
            color: var(--neon);
        }
        .entry-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text);
        }
        .entry-card p {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.55;
            flex-grow: 1;
        }
        .entry-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--accent);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }
        .entry-link:hover {
            color: var(--neon);
            gap: 10px;
        }

        /* Strategy Content */
        .strategy-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
        }
        .strategy-card {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: 20px;
            padding: 32px;
            transition: var(--transition);
            position: relative;
        }
        .strategy-card:hover {
            border-color: rgba(0, 240, 255, 0.35);
            box-shadow: var(--shadow-neon);
        }
        .strategy-card .number {
            font-size: 48px;
            font-weight: 800;
            color: rgba(255,255,255,0.06);
            position: absolute;
            top: 16px;
            right: 24px;
            line-height: 1;
        }
        .strategy-card h3 {
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text);
            padding-right: 50px;
        }
        .strategy-card p {
            font-size: 15px;
            color: var(--muted);
            line-height: 1.7;
        }

        /* Reward Preview */
        .reward-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .reward-card {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: 20px;
            padding: 32px;
            text-align: center;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        .reward-card:hover {
            border-color: rgba(204, 255, 0, 0.5);
            box-shadow: 0 0 25px rgba(204, 255, 0, 0.2);
            transform: translateY(-4px);
        }
        .reward-icon {
            width: 72px;
            height: 72px;
            margin: 0 auto 16px;
            background: rgba(204, 255, 0, 0.08);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 32px;
            color: var(--lime);
        }
        .reward-card h3 {
            font-size: 19px;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .reward-card p {
            font-size: 14px;
            color: var(--muted);
        }

        /* News / Latest */
        .news-layout {
            display: grid;
            grid-template-columns: 1.5fr 1fr;
            gap: 32px;
        }
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .news-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: 14px;
            transition: var(--transition);
        }
        .news-item:hover {
            border-color: rgba(0, 240, 255, 0.35);
            background: var(--panel-light);
            transform: translateX(4px);
        }
        .news-item-left {
            display: flex;
            align-items: center;
            gap: 16px;
            min-width: 0;
        }
        .news-dot {
            width: 8px;
            height: 8px;
            background: var(--accent);
            border-radius: 50%;
            flex-shrink: 0;
            box-shadow: 0 0 8px rgba(255, 0, 127, 0.6);
        }
        .news-item h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .news-date {
            font-size: 13px;
            color: var(--muted);
            flex-shrink: 0;
        }
        .news-sidebar {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: 20px;
            padding: 32px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            background-image: url('/assets/images/coverpic/cover-1.png');
            background-size: cover;
            background-position: center;
            position: relative;
            min-height: 280px;
        }
        .news-sidebar::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15,12,32,0.85), rgba(26,21,48,0.7));
            border-radius: 20px;
        }
        .news-sidebar-content {
            position: relative;
            z-index: 1;
        }
        .news-sidebar h3 {
            font-size: 24px;
            font-weight: 800;
            margin-bottom: 12px;
        }
        .news-sidebar p {
            font-size: 15px;
            color: rgba(255,255,255,0.75);
            margin-bottom: 24px;
            line-height: 1.6;
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 820px;
        }
        .faq-item {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: 14px;
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(0, 240, 255, 0.3);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 24px;
            font-weight: 600;
            font-size: 16px;
            color: var(--text);
            cursor: pointer;
            width: 100%;
            text-align: left;
        }
        .faq-icon {
            flex-shrink: 0;
            color: var(--neon);
            transition: var(--transition);
            font-size: 14px;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            color: var(--muted);
            font-size: 15px;
            line-height: 1.7;
            padding: 0 24px;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, rgba(255,0,127,0.15), rgba(0,240,255,0.1));
            border: 1px solid rgba(255,0,127,0.3);
            border-radius: 24px;
            padding: 56px 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(255,0,127,0.25), transparent);
            border-radius: 50%;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -50%;
            left: -20%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(0,240,255,0.25), transparent);
            border-radius: 50%;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
        }
        .cta-title {
            font-size: clamp(28px, 4vw, 40px);
            font-weight: 800;
            letter-spacing: -0.5px;
            margin-bottom: 16px;
        }
        .cta-desc {
            font-size: 17px;
            color: rgba(255,255,255,0.75);
            max-width: 600px;
            margin: 0 auto 32px;
            line-height: 1.7;
        }

        /* Footer */
        .site-footer {
            background: #080614;
            border-top: 1px solid var(--border);
            padding: 60px 0 32px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand h3 {
            font-size: 20px;
            font-weight: 800;
            margin-bottom: 12px;
        }
        .footer-brand p {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.7;
            max-width: 320px;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--text);
        }
        .footer-col a {
            display: block;
            font-size: 14px;
            color: var(--muted);
            margin-bottom: 10px;
            transition: var(--transition);
        }
        .footer-col a:hover {
            color: var(--neon);
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            padding-top: 24px;
            border-top: 1px solid rgba(255,255,255,0.06);
            font-size: 13px;
            color: var(--muted);
            flex-wrap: wrap;
        }
        .footer-badges {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .footer-badge {
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 12px;
            font-weight: 600;
            border: 1px solid rgba(0,240,255,0.3);
            color: var(--neon);
            background: rgba(0,240,255,0.05);
        }

        /* FAB */
        .fab {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 900;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(0, 0, 0, 0.6);
            backdrop-filter: blur(12px);
            border: 2px solid transparent;
            background-image: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)), linear-gradient(135deg, var(--lime), var(--neon));
            background-origin: border-box;
            background-clip: padding-box, border-box;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--neon);
            font-size: 22px;
            opacity: 0.6;
            transition: var(--transition);
            animation: fab-breathe 3s ease-in-out infinite;
            cursor: pointer;
        }
        .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-notification {
            position: absolute;
            top: -4px;
            right: -4px;
            width: 14px;
            height: 14px;
            background: var(--accent);
            border-radius: 50%;
            border: 2px solid var(--bg);
            animation: pulse-dot 1.5s ease-in-out infinite;
        }
        @keyframes fab-breathe {
            0%, 100% { opacity: 0.6; }
            50% { opacity: 0.85; }
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .entry-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .hero-bento {
                grid-template-columns: 1fr;
            }
            .hero-main {
                grid-row: auto;
            }
            .hero-cta-bar {
                grid-column: 1;
            }
            .news-layout {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: 72px;
                left: 0;
                right: 0;
                background: rgba(15, 12, 32, 0.98);
                backdrop-filter: blur(20px);
                flex-direction: column;
                padding: 24px;
                gap: 20px;
                border-bottom: 1px solid var(--border);
            }
            .nav-links.open {
                display: flex;
            }
            .mobile-toggle {
                display: flex;
            }
            .nav-actions .btn-ghost {
                display: none;
            }
            .section {
                padding: 56px 0;
            }
            .hero {
                padding: 120px 0 56px;
            }
            .hero-main {
                padding: 32px 24px;
            }
            .hero-mini {
                padding: 24px;
            }
            .hero-cta-bar {
                padding: 20px 24px;
            }
            .strategy-grid {
                grid-template-columns: 1fr;
            }
            .reward-grid {
                grid-template-columns: 1fr;
            }
            .entry-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .cta-section {
                padding: 40px 24px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .hero-title {
                font-size: 30px;
            }
            .hero-stats {
                gap: 20px;
                flex-wrap: wrap;
            }
            .news-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
        }

/* roulang page: article */
:root {
            --gold: #FFD700;
            --amber: #FFBF00;
            --crimson: #8B0000;
            --wine: #4A0007;
            --cream: #FFFDF9;
            --dark: #1A0A0A;
            --charcoal: #1C1C1E;
            --bronze: #C5A059;
            --muted: #A6ACAF;
            --border: rgba(255, 215, 0, 0.25);
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
            --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.5);
            --radius: 16px;
            --radius-sm: 10px;
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

        body {
            font-family: 'Be Vietnam Pro', 'Segoe UI', system-ui, sans-serif;
            background: linear-gradient(180deg, #1A0A0A 0%, #2A0F0F 40%, #1A0A0A 100%);
            color: var(--cream);
            line-height: 1.6;
            font-size: 16px;
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

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

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

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

        /* Header / Nav */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(26, 10, 10, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(255, 215, 0, 0.18);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 24px;
            max-width: 1200px;
            margin: 0 auto;
            gap: 20px;
            flex-wrap: wrap;
        }

        .nav-logo {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--gold);
            letter-spacing: -0.02em;
            line-height: 1.2;
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }

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

        .nav-links {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
            flex-wrap: wrap;
        }

        .nav-link {
            color: var(--cream);
            font-weight: 600;
            font-size: 0.95rem;
            position: relative;
            padding: 6px 0;
            transition: var(--transition);
            white-space: nowrap;
        }

        .nav-link::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--gold);
            transition: var(--transition);
            border-radius: 2px;
        }

        .nav-link:hover, .nav-link.active {
            color: var(--gold);
        }

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

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .btn-login {
            color: var(--cream);
            font-weight: 700;
            font-size: 0.9rem;
            padding: 8px 0;
            transition: var(--transition);
        }

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

        .btn-signup {
            background: linear-gradient(135deg, var(--gold), var(--amber));
            color: var(--dark);
            font-weight: 800;
            font-size: 0.9rem;
            padding: 10px 22px;
            border-radius: 999px;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 4px 16px rgba(255, 215, 0, 0.35);
            white-space: nowrap;
        }

        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(255, 215, 0, 0.5);
        }

        .btn-signup:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(255, 215, 0, 0.3);
        }

        /* Mobile menu toggle */
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--gold);
            font-size: 1.8rem;
            cursor: pointer;
            padding: 4px;
            line-height: 1;
        }

        /* Article Body */
        .article-hero {
            padding: 56px 0 40px;
            border-bottom: 1px solid rgba(255, 215, 0, 0.15);
            background: radial-gradient(ellipse at 30% 20%, rgba(139, 0, 0, 0.35) 0%, transparent 70%);
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--muted);
            margin-bottom: 24px;
            flex-wrap: wrap;
        }

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

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

        .breadcrumb i {
            font-size: 0.7rem;
            color: var(--bronze);
        }

        .article-title {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--cream);
            line-height: 1.25;
            margin-bottom: 18px;
            letter-spacing: -0.02em;
            max-width: 900px;
        }

        .article-meta {
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
            font-size: 0.9rem;
            color: var(--muted);
        }

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

        .article-meta i {
            color: var(--gold);
            font-size: 0.9rem;
        }

        .article-category-badge {
            background: rgba(255, 215, 0, 0.12);
            color: var(--gold);
            padding: 4px 14px;
            border-radius: 999px;
            font-weight: 700;
            font-size: 0.8rem;
            border: 1px solid rgba(255, 215, 0, 0.3);
        }

        .article-body {
            padding: 48px 0 64px;
        }

        .article-layout {
            display: grid;
            grid-template-columns: minmax(0, 1fr);
            gap: 40px;
            max-width: 860px;
            margin: 0 auto;
        }

        .article-content {
            font-size: 1.05rem;
            line-height: 1.75;
            color: rgba(255, 253, 249, 0.92);
        }

        .article-content h2 {
            font-size: 1.7rem;
            font-weight: 700;
            color: var(--gold);
            margin: 36px 0 16px;
            line-height: 1.3;
        }

        .article-content h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--cream);
            margin: 28px 0 12px;
            line-height: 1.35;
        }

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

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

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

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

        .article-content ol li::marker {
            color: var(--gold);
            font-weight: 700;
        }

        .article-content blockquote {
            border-left: 4px solid var(--gold);
            background: rgba(255, 215, 0, 0.06);
            padding: 18px 24px;
            margin: 24px 0;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            font-style: italic;
            color: var(--cream);
        }

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

        .article-content strong {
            color: var(--gold);
            font-weight: 700;
        }

        .article-content a {
            color: var(--gold);
            text-decoration: underline;
            text-underline-offset: 3px;
        }

        .article-content a:hover {
            color: var(--amber);
        }

        .article-not-found {
            text-align: center;
            padding: 80px 0;
        }

        .article-not-found i {
            font-size: 4rem;
            color: var(--bronze);
            margin-bottom: 24px;
            display: block;
        }

        .article-not-found h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--cream);
            margin-bottom: 12px;
        }

        .article-not-found p {
            color: var(--muted);
            margin-bottom: 28px;
        }

        .btn-back {
            display: inline-block;
            background: linear-gradient(135deg, var(--gold), var(--amber));
            color: var(--dark);
            font-weight: 800;
            padding: 12px 28px;
            border-radius: 999px;
            transition: var(--transition);
            box-shadow: 0 4px 16px rgba(255, 215, 0, 0.35);
        }

        .btn-back:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(255, 215, 0, 0.5);
        }

        /* Related / CTA section */
        .article-cta {
            margin-top: 56px;
            padding: 40px;
            background: linear-gradient(135deg, rgba(139, 0, 0, 0.5), rgba(74, 0, 7, 0.8));
            border: 1px solid rgba(255, 215, 0, 0.3);
            border-radius: var(--radius);
            text-align: left;
        }

        .article-cta h3 {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--gold);
            margin-bottom: 12px;
        }

        .article-cta p {
            color: var(--cream);
            margin-bottom: 20px;
            font-size: 1rem;
            line-height: 1.65;
        }

        .btn-cta {
            display: inline-block;
            background: var(--gold);
            color: var(--dark);
            font-weight: 800;
            padding: 14px 32px;
            border-radius: 999px;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 4px 16px rgba(255, 215, 0, 0.4);
            font-size: 0.95rem;
        }

        .btn-cta:hover {
            background: var(--amber);
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(255, 215, 0, 0.55);
        }

        /* FAB */
        .fab-support {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 50;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, #2A0F0F, #1A0A0A);
            border: 2px solid var(--gold);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3);
            opacity: 0.7;
            transition: var(--transition);
            animation: fabBreath 3s ease-in-out infinite;
        }

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

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

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

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

        .fab-notification {
            position: absolute;
            top: -4px;
            right: -4px;
            width: 14px;
            height: 14px;
            background: #D32F2F;
            border-radius: 50%;
            border: 2px solid var(--dark);
            animation: blinkDot 1.5s ease-in-out infinite;
        }

        @keyframes fabBreath {
            0%, 100% { opacity: 0.7; }
            50% { opacity: 0.9; }
        }

        @keyframes blinkDot {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.4; }
        }

        /* Footer */
        .site-footer {
            background: #120808;
            border-top: 1px solid rgba(255, 215, 0, 0.2);
            padding: 56px 0 32px;
            margin-top: 40px;
        }

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

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

        .footer-brand p {
            color: var(--muted);
            font-size: 0.9rem;
            line-height: 1.6;
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--cream);
            margin-bottom: 16px;
        }

        .footer-col a {
            display: block;
            color: var(--muted);
            font-size: 0.9rem;
            margin-bottom: 10px;
            transition: var(--transition);
        }

        .footer-col a:hover {
            color: var(--gold);
            transform: translateX(4px);
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 215, 0, 0.15);
            font-size: 0.85rem;
            color: var(--muted);
        }

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

        .footer-badge {
            background: rgba(255, 215, 0, 0.1);
            color: var(--gold);
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 0.75rem;
            font-weight: 700;
            border: 1px solid rgba(255, 215, 0, 0.25);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .article-title {
                font-size: 2rem;
            }
        }

        @media (max-width: 768px) {
            .nav-container {
                padding: 12px 16px;
            }
            .nav-links {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
                padding: 16px 0 8px;
            }
            .nav-links.open {
                display: flex;
            }
            .mobile-toggle {
                display: block;
            }
            .nav-actions {
                margin-left: auto;
            }
            .article-title {
                font-size: 1.6rem;
            }
            .article-body {
                padding: 32px 0 48px;
            }
            .article-cta {
                padding: 28px 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .container {
                padding: 0 16px;
            }
            .article-content {
                font-size: 0.98rem;
            }
        }

        @media (max-width: 520px) {
            .nav-logo {
                font-size: 1.2rem;
            }
            .btn-signup {
                padding: 8px 16px;
                font-size: 0.8rem;
            }
            .btn-login {
                font-size: 0.8rem;
            }
            .article-title {
                font-size: 1.4rem;
            }
            .article-meta {
                gap: 12px;
                font-size: 0.8rem;
            }
            .article-cta h3 {
                font-size: 1.2rem;
            }
            .btn-cta {
                padding: 12px 24px;
                font-size: 0.85rem;
            }
            .fab-support {
                width: 48px;
                height: 48px;
                left: 12px;
                bottom: 80px;
            }
        }

/* roulang page: category1 */
:root {
            --bg-deep: #08090F;
            --bg-navy: #0D111E;
            --bg-card: #121A2B;
            --accent-electric: #0052FF;
            --accent-neon: #00F0FF;
            --accent-glow: rgba(0,240,255,0.25);
            --text-white: #FFFFFF;
            --text-silver: #CBD5E1;
            --text-muted: #8A94A6;
            --border-subtle: rgba(0,240,255,0.15);
            --border-strong: rgba(0,240,255,0.45);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 22px;
            --shadow-card: 0 8px 28px rgba(0,0,0,0.5);
            --shadow-glow: 0 0 18px rgba(0,240,255,0.2);
            --font-sans: 'Inter', 'Segoe UI', 'Roboto', system-ui, sans-serif;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            background: var(--bg-deep);
            color: var(--text-white);
            line-height: 1.6;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: all 0.2s ease;
        }
        button, input, textarea {
            font-family: inherit;
            outline: none;
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(8,9,15,0.88);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(0,240,255,0.12);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 72px;
            gap: 20px;
        }
        .logo {
            font-weight: 800;
            font-size: 1.3rem;
            letter-spacing: -0.02em;
            color: #fff;
            white-space: nowrap;
        }
        .logo span {
            color: var(--accent-neon);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 28px;
        }
        .nav-link {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-silver);
            position: relative;
            padding: 6px 0;
            white-space: nowrap;
        }
        .nav-link::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 0%;
            height: 2px;
            background: var(--accent-neon);
            transition: width 0.25s ease;
            border-radius: 2px;
        }
        .nav-link:hover {
            color: #fff;
        }
        .nav-link:hover::after,
        .nav-link.active::after {
            width: 100%;
        }
        .nav-link.active {
            color: var(--accent-neon);
            font-weight: 600;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .btn-login {
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            padding: 10px 16px;
            border-radius: 8px;
            transition: all 0.2s;
        }
        .btn-login:hover {
            background: rgba(255,255,255,0.08);
        }
        .btn-signup {
            background: linear-gradient(135deg, #0052FF, #00F0FF);
            color: #fff;
            font-weight: 700;
            font-size: 0.95rem;
            padding: 10px 20px;
            border-radius: 8px;
            box-shadow: 0 4px 14px rgba(0,82,255,0.4);
            transition: all 0.25s;
            white-space: nowrap;
        }
        .btn-signup:hover {
            box-shadow: 0 6px 20px rgba(0,240,255,0.5);
            transform: translateY(-1px);
        }
        .menu-toggle {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.6rem;
            cursor: pointer;
        }
        /* Hero */
        .category-hero {
            background: linear-gradient(135deg, #08090F 0%, #0D111E 55%, #101D3A 100%);
            padding: 72px 0 64px;
            position: relative;
            overflow: hidden;
        }
        .category-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.jpg');
            background-size: cover;
            background-position: center;
            opacity: 0.15;
            pointer-events: none;
        }
        .category-hero::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 120px;
            background: linear-gradient(to top, #08090F, transparent);
            pointer-events: none;
        }
        .hero-inner {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 48px;
            align-items: center;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(0,240,255,0.1);
            border: 1px solid var(--border-strong);
            color: var(--accent-neon);
            padding: 6px 14px;
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            margin-bottom: 18px;
        }
        .hero-title {
            font-size: 3rem;
            font-weight: 900;
            line-height: 1.15;
            letter-spacing: -0.02em;
            color: #fff;
            margin-bottom: 20px;
        }
        .hero-title span {
            background: linear-gradient(135deg, #00F0FF, #0052FF);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        .hero-desc {
            font-size: 1.15rem;
            color: var(--text-silver);
            max-width: 620px;
            margin-bottom: 32px;
            line-height: 1.7;
        }
        .hero-cta-group {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
        }
        .btn-primary-hero {
            background: linear-gradient(135deg, #0052FF, #00F0FF);
            color: #fff;
            font-weight: 700;
            padding: 14px 28px;
            border-radius: 10px;
            box-shadow: 0 8px 24px rgba(0,82,255,0.4);
            transition: all 0.3s;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1rem;
        }
        .btn-primary-hero:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(0,240,255,0.45);
        }
        .btn-secondary-hero {
            background: transparent;
            border: 1px solid var(--border-strong);
            color: #fff;
            font-weight: 600;
            padding: 14px 28px;
            border-radius: 10px;
            transition: all 0.3s;
            font-size: 1rem;
        }
        .btn-secondary-hero:hover {
            background: rgba(0,240,255,0.1);
            border-color: var(--accent-neon);
        }
        .hero-visual {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-subtle);
            box-shadow: var(--shadow-card), var(--shadow-glow);
        }
        .hero-visual img {
            width: 100%;
            height: auto;
            object-fit: cover;
        }
        .hero-visual-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(8,9,15,0.7), transparent 60%);
            display: flex;
            align-items: flex-end;
            padding: 24px;
        }
        .hero-visual-text {
            color: #fff;
            font-weight: 700;
            font-size: 1.3rem;
            text-shadow: 0 2px 12px rgba(0,0,0,0.6);
        }
        /* Data Dashboard */
        .data-dashboard {
            padding: 60px 0;
            background: #0A0C14;
            border-top: 1px solid rgba(0,240,255,0.08);
            border-bottom: 1px solid rgba(0,240,255,0.08);
        }
        .dashboard-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .metric-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 24px;
            transition: all 0.3s;
        }
        .metric-card:hover {
            border-color: var(--border-strong);
            transform: translateY(-3px);
            box-shadow: var(--shadow-glow);
        }
        .metric-value {
            font-size: 2.2rem;
            font-weight: 900;
            color: var(--accent-neon);
            line-height: 1.1;
            margin-bottom: 6px;
        }
        .metric-label {
            font-size: 0.9rem;
            color: var(--text-silver);
            font-weight: 500;
        }
        .metric-sub {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-top: 4px;
        }
        /* Section Headers */
        .section-head {
            max-width: 700px;
            margin-bottom: 40px;
        }
        .section-head h2 {
            font-size: 2.1rem;
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -0.015em;
            margin-bottom: 12px;
        }
        .section-head p {
            color: var(--text-silver);
            font-size: 1.05rem;
            line-height: 1.7;
        }
        /* Strategy Matrix */
        .strategy-matrix {
            padding: 70px 0;
            background: var(--bg-deep);
        }
        .matrix-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .strategy-card {
            background: var(--bg-navy);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 28px;
            transition: all 0.3s;
            position: relative;
            overflow: hidden;
        }
        .strategy-card:hover {
            border-color: var(--border-strong);
            box-shadow: var(--shadow-glow);
            transform: translateY(-4px);
        }
        .strategy-icon {
            width: 48px;
            height: 48px;
            background: rgba(0,240,255,0.1);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            color: var(--accent-neon);
            margin-bottom: 18px;
        }
        .strategy-card h3 {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: #fff;
        }
        .strategy-card p {
            color: var(--text-silver);
            font-size: 0.95rem;
            line-height: 1.7;
        }
        .strategy-card .tag {
            position: absolute;
            top: 16px;
            right: 16px;
            background: rgba(0,82,255,0.25);
            color: #fff;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 50px;
            letter-spacing: 0.03em;
        }
        /* Comparison */
        .comparison-section {
            padding: 70px 0;
            background: #0A0C14;
            border-top: 1px solid rgba(0,240,255,0.08);
            border-bottom: 1px solid rgba(0,240,255,0.08);
        }
        .comparison-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
        }
        .compare-card {
            background: var(--bg-navy);
            border-radius: var(--radius-md);
            padding: 30px;
            border: 1px solid var(--border-subtle);
        }
        .compare-card.bad {
            border-left: 4px solid #FF4757;
        }
        .compare-card.good {
            border-left: 4px solid #00F0FF;
        }
        .compare-card h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .compare-list {
            list-style: none;
            padding: 0;
        }
        .compare-list li {
            padding: 10px 0;
            border-bottom: 1px solid rgba(255,255,255,0.06);
            color: var(--text-silver);
            font-size: 0.95rem;
            display: flex;
            align-items: flex-start;
            gap: 10px;
        }
        .compare-list li i {
            margin-top: 4px;
            font-size: 0.85rem;
        }
        .compare-list li i.fa-xmark {
            color: #FF4757;
        }
        .compare-list li i.fa-check {
            color: #00F0FF;
        }
        /* FAQ */
        .faq-section {
            padding: 70px 0;
            background: var(--bg-deep);
        }
        .faq-list {
            max-width: 850px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-navy);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            margin-bottom: 14px;
            overflow: hidden;
            transition: all 0.3s;
        }
        .faq-item:hover {
            border-color: var(--border-strong);
        }
        .faq-question {
            padding: 18px 24px;
            cursor: pointer;
            font-weight: 600;
            color: #fff;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            font-size: 1.05rem;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
        }
        .faq-question i {
            color: var(--accent-neon);
            font-size: 1.2rem;
            transition: transform 0.3s;
        }
        .faq-item.active .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
            padding: 0 24px;
            color: var(--text-silver);
            font-size: 0.95rem;
            line-height: 1.7;
        }
        .faq-item.active .faq-answer {
            max-height: 250px;
            padding-bottom: 20px;
        }
        /* CTA */
        .cta-section {
            padding: 80px 0;
            background: linear-gradient(135deg, #0D111E, #121A2B);
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: "";
            position: absolute;
            top: -50%;
            left: 50%;
            transform: translateX(-50%);
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(0,240,255,0.1), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-content {
            position: relative;
            z-index: 2;
            max-width: 700px;
            margin: 0 auto;
        }
        .cta-content h2 {
            font-size: 2.4rem;
            font-weight: 800;
            margin-bottom: 16px;
        }
        .cta-content p {
            color: var(--text-silver);
            font-size: 1.1rem;
            margin-bottom: 32px;
        }
        .cta-form {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
            max-width: 520px;
            margin: 0 auto;
        }
        .cta-form input {
            flex: 1;
            min-width: 220px;
            padding: 14px 18px;
            background: rgba(255,255,255,0.06);
            border: 1px solid var(--border-subtle);
            border-radius: 10px;
            color: #fff;
            font-size: 0.95rem;
        }
        .cta-form input::placeholder {
            color: var(--text-muted);
        }
        .cta-form input:focus {
            border-color: var(--accent-neon);
            box-shadow: 0 0 0 3px rgba(0,240,255,0.15);
        }
        .btn-cta {
            background: linear-gradient(135deg, #0052FF, #00F0FF);
            color: #fff;
            font-weight: 700;
            padding: 14px 28px;
            border-radius: 10px;
            border: none;
            cursor: pointer;
            transition: all 0.3s;
            font-size: 1rem;
            white-space: nowrap;
        }
        .btn-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(0,240,255,0.45);
        }
        /* Footer */
        .site-footer {
            background: #05060A;
            border-top: 1px solid rgba(0,240,255,0.1);
            padding: 60px 0 30px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand h3 {
            font-size: 1.2rem;
            font-weight: 800;
            margin-bottom: 12px;
            color: #fff;
        }
        .footer-brand p {
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.7;
        }
        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-col a {
            display: block;
            color: var(--text-muted);
            font-size: 0.9rem;
            padding: 5px 0;
            transition: color 0.2s;
        }
        .footer-col a:hover {
            color: var(--accent-neon);
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            padding-top: 24px;
            border-top: 1px solid rgba(255,255,255,0.06);
            color: var(--text-muted);
            font-size: 0.85rem;
        }
        .footer-badges {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        .footer-badge {
            background: rgba(0,240,255,0.08);
            border: 1px solid var(--border-subtle);
            padding: 5px 12px;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--text-silver);
        }
        /* FAB */
        .fab-support {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 90;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(8,9,15,0.75);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 2px solid transparent;
            background-clip: padding-box;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-neon);
            font-size: 1.5rem;
            cursor: pointer;
            box-shadow: 0 0 18px rgba(0,240,255,0.45);
            transition: all 0.3s;
            opacity: 0.65;
            animation: fab-breathe 2.8s ease-in-out infinite;
        }
        .fab-support:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 0 28px rgba(0,240,255,0.65);
        }
        .fab-support:active {
            transform: scale(0.95);
        }
        .fab-support .fab-dot {
            position: absolute;
            top: 4px;
            right: 4px;
            width: 10px;
            height: 10px;
            background: #FF4757;
            border-radius: 50%;
            border: 2px solid #08090F;
            animation: fab-dot-blink 1.6s ease-in-out infinite;
        }
        @keyframes fab-breathe {
            0%, 100% { opacity: 0.6; }
            50% { opacity: 0.9; }
        }
        @keyframes fab-dot-blink {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.2; }
        }
        /* Responsive */
        @media (max-width: 1024px) {
            .hero-inner {
                grid-template-columns: 1fr;
                gap: 36px;
            }
            .hero-visual {
                max-width: 560px;
                margin: 0 auto;
            }
            .dashboard-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .matrix-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .comparison-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .header-inner {
                min-height: 64px;
                flex-wrap: wrap;
            }
            .menu-toggle {
                display: block;
                order: 2;
            }
            .nav-links {
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: rgba(8,9,15,0.98);
                flex-direction: column;
                align-items: flex-start;
                gap: 0;
                padding: 12px 24px;
                border-bottom: 1px solid var(--border-subtle);
                display: none;
                z-index: 99;
            }
            .nav-links.open {
                display: flex;
            }
            .nav-link {
                padding: 14px 0;
                width: 100%;
                border-bottom: 1px solid rgba(255,255,255,0.05);
            }
            .nav-link:last-child {
                border-bottom: none;
            }
            .header-actions {
                order: 3;
                gap: 8px;
            }
            .btn-login {
                padding: 8px 12px;
                font-size: 0.85rem;
            }
            .btn-signup {
                padding: 8px 16px;
                font-size: 0.85rem;
            }
            .hero-title {
                font-size: 2.2rem;
            }
            .hero-desc {
                font-size: 1rem;
            }
            .dashboard-grid {
                grid-template-columns: 1fr 1fr;
            }
            .matrix-grid {
                grid-template-columns: 1fr;
            }
            .cta-content h2 {
                font-size: 1.8rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .section-head h2 {
                font-size: 1.7rem;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .logo {
                font-size: 1.05rem;
            }
            .hero-title {
                font-size: 1.8rem;
            }
            .btn-primary-hero, .btn-secondary-hero {
                padding: 12px 20px;
                font-size: 0.9rem;
                width: 100%;
                justify-content: center;
            }
            .hero-cta-group {
                flex-direction: column;
                width: 100%;
            }
            .dashboard-grid {
                grid-template-columns: 1fr;
            }
            .metric-value {
                font-size: 1.8rem;
            }
            .cta-form {
                flex-direction: column;
            }
            .cta-form input {
                min-width: 100%;
            }
            .btn-cta {
                width: 100%;
                justify-content: center;
            }
            .fab-support {
                width: 48px;
                height: 48px;
                font-size: 1.2rem;
                left: 12px;
                bottom: 80px;
            }
        }

/* roulang page: category2 */
:root {
            --bg-primary: #0A0F1E;
            --bg-secondary: #111827;
            --accent-gold: #FFD700;
            --accent-red: #F43F5E;
            --accent-cyan: #22D3EE;
            --text-primary: #F8FAFC;
            --text-secondary: #CBD5E1;
            --text-muted: #94A3B8;
            --border-color: rgba(255,255,255,0.08);
            --border-gold: rgba(255,215,0,0.35);
            --shadow-lg: 0 20px 40px -12px rgba(0,0,0,0.6);
            --shadow-glow: 0 0 25px rgba(255,215,0,0.15);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }
        /* Header / Nav */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(10,15,30,0.9);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-color);
            padding: 16px 0;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }
        .logo {
            font-weight: 800;
            font-size: 1.2rem;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            color: var(--accent-gold);
            font-size: 1.5rem;
        }
        .logo span {
            background: linear-gradient(135deg, #FFD700, #F43F5E);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 28px;
        }
        .nav-link {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-secondary);
            padding: 8px 0;
            border-bottom: 2px solid transparent;
            transition: all 0.2s ease;
            white-space: nowrap;
        }
        .nav-link:hover {
            color: var(--accent-gold);
            border-bottom-color: var(--accent-gold);
        }
        .nav-link.active {
            color: var(--accent-gold);
            border-bottom-color: var(--accent-gold);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .btn-login {
            background: transparent;
            border: 1px solid var(--border-color);
            color: var(--text-primary);
            padding: 8px 18px;
            border-radius: 999px;
            font-weight: 600;
            font-size: 0.9rem;
            cursor: pointer;
            transition: all 0.2s;
        }
        .btn-login:hover {
            border-color: var(--accent-gold);
            color: var(--accent-gold);
        }
        .btn-signup {
            background: linear-gradient(135deg, #FFD700, #F43F5E);
            color: #0A0F1E;
            border: none;
            padding: 9px 22px;
            border-radius: 999px;
            font-weight: 700;
            font-size: 0.9rem;
            cursor: pointer;
            transition: all 0.2s;
            white-space: nowrap;
        }
        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(244,63,94,0.35);
        }
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.8rem;
            cursor: pointer;
        }
        /* Hero */
        .hero {
            position: relative;
            background-image: url('/assets/images/backpic/back-2.jpg');
            background-size: cover;
            background-position: center;
            padding: 80px 0 70px;
            border-bottom: 1px solid var(--border-color);
            overflow: hidden;
        }
        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(10,15,30,0.95) 30%, rgba(10,15,30,0.7) 70%, rgba(10,15,30,0.4));
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            display: flex;
            flex-direction: column;
            max-width: 800px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255,215,0,0.12);
            border: 1px solid var(--border-gold);
            color: var(--accent-gold);
            padding: 6px 16px;
            border-radius: 999px;
            font-size: 0.8rem;
            font-weight: 600;
            width: fit-content;
            margin-bottom: 20px;
        }
        .hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            letter-spacing: -0.03em;
            line-height: 1.2;
            margin-bottom: 20px;
            color: #fff;
        }
        .hero h1 .highlight {
            background: linear-gradient(135deg, #FFD700, #F43F5E);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-sub {
            font-size: 1.15rem;
            color: var(--text-secondary);
            max-width: 600px;
            margin-bottom: 30px;
        }
        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .btn-primary {
            background: linear-gradient(135deg, #FFD700, #F43F5E);
            color: #0A0F1E;
            padding: 14px 32px;
            border-radius: 999px;
            font-weight: 700;
            font-size: 1rem;
            border: none;
            cursor: pointer;
            transition: all 0.25s;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 14px 30px rgba(244,63,94,0.4);
        }
        .btn-secondary {
            background: rgba(255,255,255,0.05);
            border: 1px solid var(--border-color);
            color: var(--text-primary);
            padding: 14px 28px;
            border-radius: 999px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.25s;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-secondary:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
        }
        /* Countdown ring */
        .hero-panel {
            position: relative;
            z-index: 2;
            margin-top: 50px;
            background: rgba(255,255,255,0.03);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 30px;
            display: flex;
            align-items: center;
            gap: 30px;
            flex-wrap: wrap;
            backdrop-filter: blur(8px);
        }
        .countdown-ring {
            position: relative;
            width: 110px;
            height: 110px;
            flex-shrink: 0;
        }
        .countdown-ring svg {
            transform: rotate(-90deg);
        }
        .countdown-ring .ring-bg {
            fill: none;
            stroke: rgba(255,255,255,0.1);
            stroke-width: 6;
        }
        .countdown-ring .ring-progress {
            fill: none;
            stroke: var(--accent-gold);
            stroke-width: 6;
            stroke-linecap: round;
            stroke-dasharray: 283;
            stroke-dashoffset: 70;
            animation: ringPulse 3s infinite ease-in-out;
        }
        .countdown-ring .ring-text {
            position: absolute;
            inset: 0;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            color: var(--accent-gold);
            font-size: 1.8rem;
        }
        @keyframes ringPulse {
            0%, 100% { stroke-dashoffset: 70; }
            50% { stroke-dashoffset: 140; }
        }
        .hero-panel-info h3 {
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .hero-panel-info p {
            color: var(--text-secondary);
            font-size: 0.95rem;
        }
        .hero-dots {
            display: flex;
            gap: 10px;
            margin-left: auto;
        }
        .hero-dot {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: rgba(255,255,255,0.2);
            cursor: pointer;
            transition: all 0.3s;
        }
        .hero-dot.active {
            background: var(--accent-gold);
            transform: scale(1.3);
        }
        /* Section base */
        .section {
            padding: 70px 0;
        }
        .section-header {
            margin-bottom: 40px;
            max-width: 700px;
        }
        .section-tag {
            display: inline-block;
            background: rgba(255,215,0,0.1);
            border: 1px solid var(--border-gold);
            color: var(--accent-gold);
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.04em;
            padding: 4px 14px;
            border-radius: 999px;
            margin-bottom: 14px;
            text-transform: uppercase;
        }
        .section-header h2 {
            font-size: 2.2rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: #fff;
            line-height: 1.25;
            margin-bottom: 12px;
        }
        .section-header p {
            color: var(--text-secondary);
            font-size: 1.05rem;
        }
        /* Metrics */
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-bottom: 30px;
        }
        .metric-card {
            background: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 24px;
            transition: all 0.3s;
        }
        .metric-card:hover {
            border-color: var(--accent-gold);
            transform: translateY(-4px);
            box-shadow: var(--shadow-glow);
        }
        .metric-number {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--accent-gold);
            line-height: 1;
            margin-bottom: 8px;
        }
        .metric-label {
            color: var(--text-secondary);
            font-size: 0.95rem;
            font-weight: 500;
        }
        /* Service matrix */
        .matrix-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .matrix-item {
            background: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 28px;
            transition: all 0.3s;
            position: relative;
            overflow: hidden;
        }
        .matrix-item:hover {
            border-color: var(--accent-cyan);
            box-shadow: 0 12px 30px rgba(0,0,0,0.4);
        }
        .matrix-icon {
            font-size: 2rem;
            color: var(--accent-gold);
            margin-bottom: 16px;
        }
        .matrix-item h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: #fff;
        }
        .matrix-item p {
            color: var(--text-secondary);
            font-size: 0.95rem;
            margin-bottom: 16px;
        }
        .matrix-tag {
            display: inline-block;
            background: rgba(34,211,238,0.1);
            color: var(--accent-cyan);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 999px;
        }
        /* Comparison */
        .comparison-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
        }
        .comparison-col {
            background: var(--bg-secondary);
            border-radius: var(--radius-md);
            padding: 32px;
            border: 1px solid var(--border-color);
        }
        .comparison-col.bad {
            border-color: rgba(244,63,94,0.3);
        }
        .comparison-col.good {
            border-color: rgba(34,211,238,0.3);
        }
        .comparison-col h3 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 20px;
        }
        .comparison-col.bad h3 {
            color: var(--accent-red);
        }
        .comparison-col.good h3 {
            color: var(--accent-cyan);
        }
        .comparison-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .comparison-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            color: var(--text-secondary);
            font-size: 0.95rem;
        }
        .comparison-list i {
            margin-top: 3px;
            flex-shrink: 0;
        }
        .bad .comparison-list i {
            color: var(--accent-red);
        }
        .good .comparison-list i {
            color: var(--accent-cyan);
        }
        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .faq-item {
            background: var(--bg-secondary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            overflow: hidden;
            transition: all 0.2s;
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            cursor: pointer;
            font-weight: 600;
            color: #fff;
            font-size: 1rem;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
        }
        .faq-question i {
            color: var(--accent-gold);
            transition: transform 0.3s;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            color: var(--text-secondary);
            font-size: 0.95rem;
            padding: 0 22px;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 20px;
        }
        /* Form CTA */
        .cta-section {
            background: linear-gradient(135deg, #1a1035 0%, #0A0F1E 100%);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 50px 40px;
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .cta-section h2 {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }
        .cta-section p {
            color: var(--text-secondary);
            font-size: 1rem;
            margin-bottom: 24px;
        }
        .cta-form {
            background: rgba(255,255,255,0.04);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 30px;
        }
        .form-group {
            margin-bottom: 18px;
        }
        .form-group label {
            display: block;
            color: var(--text-secondary);
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 6px;
        }
        .form-group input {
            width: 100%;
            background: rgba(255,255,255,0.05);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            color: #fff;
            font-size: 0.95rem;
            outline: none;
            transition: all 0.2s;
        }
        .form-group input:focus {
            border-color: var(--accent-gold);
            box-shadow: 0 0 0 3px rgba(255,215,0,0.1);
        }
        .btn-submit {
            width: 100%;
            background: linear-gradient(135deg, #FFD700, #F43F5E);
            color: #0A0F1E;
            border: none;
            padding: 14px;
            border-radius: 999px;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: all 0.25s;
        }
        .btn-submit:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 25px rgba(244,63,94,0.4);
        }
        /* Footer */
        .site-footer {
            background: #060A14;
            border-top: 1px solid var(--border-color);
            padding: 50px 0 20px;
            margin-top: 40px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 30px;
        }
        .footer-brand h3 {
            font-size: 1.3rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }
        .footer-brand p {
            color: var(--text-muted);
            font-size: 0.9rem;
            max-width: 300px;
        }
        .footer-col h4 {
            color: var(--accent-gold);
            font-size: 0.9rem;
            font-weight: 700;
            margin-bottom: 16px;
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }
        .footer-col a {
            display: block;
            color: var(--text-muted);
            font-size: 0.9rem;
            margin-bottom: 10px;
            transition: color 0.2s;
        }
        .footer-col a:hover {
            color: var(--accent-gold);
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            border-top: 1px solid var(--border-color);
            padding-top: 20px;
            font-size: 0.85rem;
            color: var(--text-muted);
            flex-wrap: wrap;
        }
        .footer-badges {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        .footer-badge {
            background: rgba(255,215,0,0.08);
            border: 1px solid var(--border-gold);
            color: var(--accent-gold);
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 0.75rem;
            font-weight: 600;
        }
        /* FAB */
        .fab {
            position: fixed;
            left: 20px;
            bottom: 90px;
            z-index: 90;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, #FFD700, #F43F5E);
            border: 2px solid #FFD700;
            box-shadow: 0 0 25px rgba(255,215,0,0.4);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #0A0F1E;
            font-size: 1.6rem;
            cursor: pointer;
            opacity: 0.75;
            transition: all 0.3s;
            animation: fabFloat 3s infinite ease-in-out;
        }
        .fab:hover {
            opacity: 1;
            transform: scale(1.1) rotate(360deg);
            box-shadow: 0 0 40px rgba(255,215,0,0.7);
        }
        .fab:active {
            transform: scale(0.95) translateY(2px);
        }
        .fab-notification {
            position: absolute;
            top: -4px;
            right: -4px;
            width: 16px;
            height: 16px;
            background: #EF4444;
            border-radius: 50%;
            border: 2px solid #0A0F1E;
            animation: blink 1.5s infinite;
        }
        @keyframes fabFloat {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-8px); }
        }
        @keyframes blink {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.4; }
        }
        /* Responsive */
        @media (max-width: 1024px) {
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .matrix-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .comparison-grid {
                grid-template-columns: 1fr;
            }
            .cta-section {
                grid-template-columns: 1fr;
                padding: 40px 28px;
            }
        }
        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                flex-direction: column;
                background: var(--bg-primary);
                padding: 20px 24px;
                gap: 16px;
                border-bottom: 1px solid var(--border-color);
            }
            .nav-links.mobile-open {
                display: flex;
            }
            .mobile-toggle {
                display: block;
            }
            .header-actions {
                gap: 8px;
            }
            .btn-login, .btn-signup {
                padding: 8px 14px;
                font-size: 0.8rem;
            }
            .hero {
                padding: 50px 0 40px;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .hero-panel {
                flex-direction: column;
                align-items: flex-start;
                gap: 20px;
                padding: 20px;
            }
            .hero-dots {
                margin-left: 0;
            }
            .metrics-grid {
                grid-template-columns: 1fr;
            }
            .matrix-grid {
                grid-template-columns: 1fr;
            }
            .section {
                padding: 50px 0;
            }
            .section-header h2 {
                font-size: 1.8rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .hero h1 {
                font-size: 1.6rem;
            }
            .hero-sub {
                font-size: 0.95rem;
            }
            .hero-actions {
                flex-direction: column;
                gap: 10px;
            }
            .btn-primary, .btn-secondary {
                width: 100%;
                justify-content: center;
            }
            .countdown-ring {
                width: 80px;
                height: 80px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .fab {
                width: 48px;
                height: 48px;
                font-size: 1.3rem;
                left: 12px;
                bottom: 70px;
            }
        }

/* roulang page: category3 */
:root {
            --jade: #0A2E1C;
            --forest: #123E25;
            --gold: #FFD700;
            --luckyred: #D32F2F;
            --mint: #D1F2EB;
            --white: #FFFFFF;
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
            --shadow-md: 0 8px 24px rgba(0,0,0,0.12);
            --shadow-lg: 0 16px 40px rgba(0,0,0,0.18);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
            line-height: 1.6;
            color: #1a1a1a;
            background: #f8f9fa;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .site-header {
            background: rgba(10, 46, 28, 0.96);
            backdrop-filter: blur(12px);
            border-bottom: 2px solid rgba(255, 215, 0, 0.25);
            position: sticky;
            top: 0;
            z-index: 50;
            box-shadow: 0 4px 20px rgba(0,0,0,0.15);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 20px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 12px;
            min-width: 0;
        }
        .logo-icon {
            width: 42px;
            height: 42px;
            background: linear-gradient(135deg, var(--gold), #b8860b);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--jade);
            flex-shrink: 0;
            box-shadow: 0 0 20px rgba(255,215,0,0.4);
        }
        .logo-text {
            font-size: 17px;
            font-weight: 700;
            color: var(--white);
            line-height: 1.2;
            letter-spacing: -0.01em;
            max-width: 260px;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .nav-link {
            padding: 10px 16px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 600;
            color: rgba(255,255,255,0.8);
            transition: var(--transition);
            white-space: nowrap;
            border: 1px solid transparent;
        }
        .nav-link:hover {
            color: var(--gold);
            background: rgba(255,215,0,0.1);
        }
        .nav-link.active {
            color: var(--jade);
            background: var(--gold);
            border-color: var(--gold);
            box-shadow: 0 0 16px rgba(255,215,0,0.35);
        }
        .auth-buttons {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .btn-login {
            padding: 10px 20px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 700;
            color: var(--white);
            background: transparent;
            border: 1px solid rgba(255,255,255,0.3);
            transition: var(--transition);
        }
        .btn-login:hover {
            background: rgba(255,255,255,0.1);
            border-color: var(--gold);
            color: var(--gold);
        }
        .btn-signup {
            padding: 10px 20px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 700;
            color: var(--jade);
            background: linear-gradient(135deg, var(--gold), #ffed4a);
            border: none;
            box-shadow: 0 4px 14px rgba(255,215,0,0.35);
            transition: var(--transition);
        }
        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(255,215,0,0.45);
        }
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--white);
            font-size: 28px;
            padding: 8px;
        }
        @media (max-width: 1024px) {
            .header-inner {
                height: 64px;
                gap: 12px;
            }
            .logo-text {
                font-size: 14px;
                max-width: 200px;
            }
            .nav-link {
                padding: 8px 12px;
                font-size: 13px;
            }
            .btn-login, .btn-signup {
                padding: 8px 14px;
                font-size: 13px;
            }
        }
        @media (max-width: 768px) {
            .header-inner {
                height: 60px;
                flex-wrap: wrap;
                gap: 4px;
                padding: 8px 0;
            }
            .logo-text {
                font-size: 12px;
                max-width: 150px;
            }
            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 16px;
            }
            .nav-links {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                background: rgba(10,46,28,0.98);
                padding: 12px;
                border-radius: 0 0 var(--radius-md) var(--radius-md);
                border-top: 1px solid rgba(255,215,0,0.2);
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
            }
            .nav-links.open {
                display: flex;
            }
            .nav-link {
                text-align: center;
                padding: 12px;
                border-radius: var(--radius-sm);
            }
            .mobile-toggle {
                display: block;
            }
            .auth-buttons {
                gap: 6px;
            }
            .btn-login, .btn-signup {
                padding: 8px 12px;
                font-size: 12px;
            }
        }
        @media (max-width: 480px) {
            .btn-login, .btn-signup {
                padding: 6px 10px;
                font-size: 11px;
            }
            .logo-text {
                font-size: 11px;
                max-width: 120px;
            }
        }

        /* Hero */
        .page-hero {
            background: linear-gradient(135deg, var(--jade) 0%, var(--forest) 50%, #1a4a2e 100%);
            position: relative;
            overflow: hidden;
            padding: 80px 0 100px;
            min-height: 480px;
            display: flex;
            align-items: center;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.jpg') center/cover;
            opacity: 0.15;
        }
        .page-hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 120px;
            background: linear-gradient(to top, #f8f9fa, transparent);
        }
        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 720px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255,215,0,0.15);
            border: 1px solid rgba(255,215,0,0.4);
            color: var(--gold);
            padding: 8px 18px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.02em;
            margin-bottom: 20px;
        }
        .hero-title {
            font-size: 48px;
            font-weight: 800;
            line-height: 1.15;
            color: var(--white);
            margin-bottom: 20px;
            letter-spacing: -0.02em;
        }
        .hero-title span {
            color: var(--gold);
        }
        .hero-subtitle {
            font-size: 18px;
            color: rgba(255,255,255,0.85);
            line-height: 1.7;
            margin-bottom: 32px;
            max-width: 620px;
        }
        .hero-cta-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 700;
            color: var(--jade);
            background: linear-gradient(135deg, var(--gold), #ffed4a);
            border: none;
            box-shadow: 0 6px 20px rgba(255,215,0,0.35);
            transition: var(--transition);
        }
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(255,215,0,0.5);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 700;
            color: var(--white);
            background: transparent;
            border: 2px solid rgba(255,255,255,0.4);
            transition: var(--transition);
        }
        .btn-outline:hover {
            border-color: var(--gold);
            color: var(--gold);
            background: rgba(255,215,0,0.08);
        }
        @media (max-width: 768px) {
            .page-hero {
                padding: 60px 0 80px;
                min-height: 400px;
            }
            .hero-title {
                font-size: 32px;
            }
            .hero-subtitle {
                font-size: 15px;
            }
            .btn-primary, .btn-outline {
                padding: 12px 20px;
                font-size: 14px;
            }
        }

        /* Sections */
        .section {
            padding: 70px 0;
        }
        .section-header {
            margin-bottom: 40px;
            max-width: 700px;
        }
        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--luckyred);
            margin-bottom: 12px;
        }
        .section-title {
            font-size: 36px;
            font-weight: 800;
            line-height: 1.2;
            color: var(--jade);
            letter-spacing: -0.01em;
        }
        .section-desc {
            font-size: 16px;
            color: #555;
            line-height: 1.7;
            margin-top: 12px;
        }
        @media (max-width: 768px) {
            .section {
                padding: 48px 0;
            }
            .section-title {
                font-size: 26px;
            }
        }

        /* Stats dashboard */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-bottom: 40px;
        }
        .stat-card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            border: 1px solid #e5e7eb;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            text-align: left;
        }
        .stat-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: rgba(255,215,0,0.4);
        }
        .stat-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(10,46,28,0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--jade);
            margin-bottom: 16px;
        }
        .stat-value {
            font-size: 32px;
            font-weight: 800;
            color: var(--jade);
            line-height: 1;
            margin-bottom: 8px;
        }
        .stat-label {
            font-size: 14px;
            color: #666;
            font-weight: 600;
        }
        @media (max-width: 1024px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .stat-card {
                padding: 20px;
            }
            .stat-value {
                font-size: 26px;
            }
        }

        /* Matrix */
        .matrix-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .matrix-card {
            background: var(--white);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid #e5e7eb;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .matrix-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(255,215,0,0.5);
        }
        .matrix-image {
            height: 200px;
            overflow: hidden;
            position: relative;
        }
        .matrix-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .matrix-card:hover .matrix-image img {
            transform: scale(1.05);
        }
        .matrix-body {
            padding: 24px;
        }
        .matrix-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            color: var(--luckyred);
            background: rgba(211,47,47,0.08);
            padding: 4px 12px;
            border-radius: 999px;
            margin-bottom: 12px;
        }
        .matrix-title {
            font-size: 19px;
            font-weight: 700;
            color: var(--jade);
            margin-bottom: 10px;
            line-height: 1.35;
        }
        .matrix-desc {
            font-size: 14px;
            color: #555;
            line-height: 1.65;
        }
        @media (max-width: 1024px) {
            .matrix-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 640px) {
            .matrix-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Comparison */
        .comparison-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: stretch;
        }
        .comparison-panel {
            border-radius: var(--radius-lg);
            padding: 36px 32px;
            transition: var(--transition);
        }
        .comparison-panel.before {
            background: #fef2f2;
            border: 2px solid #fecaca;
        }
        .comparison-panel.after {
            background: #f0fdf4;
            border: 2px solid #bbf7d0;
        }
        .comparison-title {
            font-size: 22px;
            font-weight: 800;
            margin-bottom: 24px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .comparison-panel.before .comparison-title {
            color: #dc2626;
        }
        .comparison-panel.after .comparison-title {
            color: #16a34a;
        }
        .comparison-list {
            list-style: none;
        }
        .comparison-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            padding: 10px 0;
            font-size: 15px;
            line-height: 1.5;
            color: #333;
            border-bottom: 1px solid rgba(0,0,0,0.06);
        }
        .comparison-list li:last-child {
            border-bottom: none;
        }
        .comparison-list i {
            margin-top: 4px;
            flex-shrink: 0;
        }
        .comparison-panel.before .comparison-list i {
            color: #dc2626;
        }
        .comparison-panel.after .comparison-list i {
            color: #16a34a;
        }
        @media (max-width: 768px) {
            .comparison-wrap {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .comparison-panel {
                padding: 24px 20px;
            }
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
        }
        .faq-item {
            background: var(--white);
            border: 1px solid #e5e7eb;
            border-radius: var(--radius-md);
            margin-bottom: 14px;
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(255,215,0,0.5);
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 24px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 700;
            color: var(--jade);
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            transition: var(--transition);
        }
        .faq-question:hover {
            color: var(--luckyred);
        }
        .faq-question i {
            transition: transform 0.3s ease;
            flex-shrink: 0;
            margin-left: 12px;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 24px;
            font-size: 15px;
            color: #555;
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 24px 20px;
        }

        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, var(--jade), var(--forest));
            border-radius: var(--radius-lg);
            padding: 60px 48px;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.png') center/cover;
            opacity: 0.12;
        }
        .cta-content {
            position: relative;
            z-index: 2;
            max-width: 600px;
        }
        .cta-title {
            font-size: 32px;
            font-weight: 800;
            color: var(--white);
            margin-bottom: 16px;
            line-height: 1.2;
        }
        .cta-desc {
            font-size: 16px;
            color: rgba(255,255,255,0.85);
            line-height: 1.7;
            margin-bottom: 28px;
        }
        .cta-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .cta-input {
            flex: 1;
            min-width: 240px;
            padding: 14px 20px;
            border-radius: 999px;
            border: 2px solid rgba(255,255,255,0.3);
            background: rgba(255,255,255,0.1);
            color: var(--white);
            font-size: 15px;
            outline: none;
            transition: var(--transition);
        }
        .cta-input::placeholder {
            color: rgba(255,255,255,0.6);
        }
        .cta-input:focus {
            border-color: var(--gold);
            background: rgba(255,255,255,0.15);
        }
        @media (max-width: 768px) {
            .cta-section {
                padding: 40px 24px;
                border-radius: var(--radius-md);
            }
            .cta-title {
                font-size: 24px;
            }
            .cta-form {
                flex-direction: column;
            }
            .cta-input {
                min-width: 100%;
            }
        }

        /* Footer */
        .site-footer {
            background: var(--jade);
            color: rgba(255,255,255,0.8);
            padding: 60px 0 30px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand h3 {
            font-size: 20px;
            font-weight: 800;
            color: var(--white);
            margin-bottom: 14px;
            line-height: 1.3;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255,255,255,0.7);
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--gold);
            margin-bottom: 16px;
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }
        .footer-col a {
            display: block;
            font-size: 14px;
            color: rgba(255,255,255,0.7);
            padding: 6px 0;
            transition: var(--transition);
        }
        .footer-col a:hover {
            color: var(--gold);
            padding-left: 4px;
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            padding-top: 24px;
            border-top: 1px solid rgba(255,255,255,0.15);
            font-size: 13px;
        }
        .footer-badges {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }
        .footer-badge {
            background: rgba(255,255,255,0.08);
            border: 1px solid rgba(255,215,0,0.3);
            color: var(--gold);
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
        }
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }
        @media (max-width: 640px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .footer-badges {
                justify-content: center;
            }
        }

        /* FAB */
        .fab-support {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 50;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, #0A0A0A, #1C1C1E);
            border: 3px solid var(--gold);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--gold);
            font-size: 24px;
            box-shadow: 0 4px 20px rgba(255,215,0,0.3);
            opacity: 0.7;
            transition: var(--transition);
            animation: fabBreathe 3s ease-in-out infinite;
            cursor: pointer;
            position: fixed;
        }
        .fab-support::after {
            content: '';
            position: absolute;
            top: 2px;
            right: 2px;
            width: 12px;
            height: 12px;
            background: #dc2626;
            border-radius: 50%;
            border: 2px solid #0A0A0A;
            animation: blink 1.5s ease-in-out infinite;
        }
        .fab-support:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 8px 32px rgba(255,215,0,0.5);
        }
        .fab-support:active {
            transform: scale(0.95) translateY(2px);
        }
        @keyframes fabBreathe {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-6px); }
        }
        @keyframes blink {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.3; }
        }