/* roulang page: index */
:root {
            --bg-primary: #0A2E1C;
            --bg-secondary: #123E25;
            --bg-card: #0B351F;
            --bg-dark: #061E12;
            --accent-gold: #FFD700;
            --accent-gold-soft: #F0C541;
            --accent-red: #D32F2F;
            --accent-red-dark: #B71C1C;
            --text-white: #FFFFFF;
            --text-mint: #D1F2EB;
            --text-muted: #A8C9B8;
            --text-soft: #8FBFAA;
            --border-gold: rgba(255, 215, 0, 0.35);
            --border-soft: rgba(255, 255, 255, 0.12);
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --shadow-soft: 0 8px 30px rgba(0, 0, 0, 0.25);
            --shadow-gold: 0 8px 32px rgba(255, 215, 0, 0.15);
            --shadow-red: 0 8px 32px rgba(211, 47, 47, 0.2);
            --font-main: 'Be Vietnam Pro', 'Segoe UI', Tahoma, sans-serif;
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 64px;
            --spacing-2xl: 80px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
        }

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

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

        body {
            font-family: var(--font-main);
            background-color: var(--bg-primary);
            color: var(--text-white);
            line-height: 1.65;
            overflow-x: hidden;
            min-height: 100vh;
            font-size: 16px;
        }

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

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

        button,
        input,
        select,
        textarea {
            font-family: var(--font-main);
            font-size: 1rem;
            border: none;
            outline: none;
            background: none;
            color: inherit;
        }

        button {
            cursor: pointer;
        }

        ul,
        ol {
            list-style: none;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--spacing-sm);
            width: 100%;
        }

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

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

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(6, 30, 18, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-gold);
            transition: var(--transition);
        }

        .site-header.scrolled {
            background: rgba(6, 30, 18, 0.98);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 72px;
            gap: var(--spacing-sm);
        }

        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--accent-gold), #B8860B);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--bg-dark);
            font-weight: 900;
            box-shadow: 0 0 16px rgba(255, 215, 0, 0.4);
        }

        .logo-text {
            font-size: 0.95rem;
            font-weight: 800;
            color: var(--accent-gold);
            line-height: 1.2;
            letter-spacing: -0.015em;
            max-width: 180px;
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .nav-desktop a:not(.nav-btn-link) {
            padding: 8px 16px;
            border-radius: 999px;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-mint);
            position: relative;
            transition: var(--transition);
            white-space: nowrap;
        }

        .nav-desktop a:not(.nav-btn-link):hover {
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.08);
        }

        .nav-desktop a:not(.nav-btn-link).active {
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.12);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
            flex-shrink: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 700;
            font-size: 0.9rem;
            border-radius: 999px;
            padding: 10px 22px;
            transition: var(--transition);
            border: 2px solid transparent;
            white-space: nowrap;
            letter-spacing: 0.01em;
            min-height: 44px;
        }

        .btn-text {
            color: var(--text-mint);
            border: 2px solid transparent;
            padding: 10px 16px;
        }

        .btn-text:hover {
            color: var(--accent-gold);
            border-color: rgba(255, 215, 0, 0.3);
            background: rgba(255, 215, 0, 0.05);
        }

        .btn-gold {
            background: linear-gradient(135deg, var(--accent-gold), #E6A800);
            color: var(--bg-dark);
            font-weight: 800;
            box-shadow: var(--shadow-gold);
        }
        .btn-gold:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 36px rgba(255, 215, 0, 0.3);
            filter: brightness(1.05);
        }
        .btn-gold:active {
            transform: translateY(0) scale(0.97);
        }

        .btn-outline-gold {
            border-color: var(--accent-gold);
            color: var(--accent-gold);
            background: transparent;
        }
        .btn-outline-gold:hover {
            background: rgba(255, 215, 0, 0.1);
            box-shadow: var(--shadow-gold);
            transform: translateY(-2px);
        }

        .btn-red {
            background: linear-gradient(135deg, #E53935, var(--accent-red-dark));
            color: #fff;
            box-shadow: var(--shadow-red);
        }
        .btn-red:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 36px rgba(211, 47, 47, 0.35);
            filter: brightness(1.05);
        }

        .btn-lg {
            padding: 14px 32px;
            font-size: 1.05rem;
            min-height: 52px;
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 0.85rem;
            min-height: 36px;
        }

        .menu-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: 8px;
            border: 1px solid var(--border-soft);
            background: rgba(255, 255, 255, 0.05);
            transition: var(--transition);
        }
        .menu-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--accent-gold);
            border-radius: 2px;
            transition: var(--transition);
        }
        .menu-toggle:hover {
            border-color: rgba(255, 215, 0, 0.4);
            background: rgba(255, 215, 0, 0.08);
        }

        .mobile-nav {
            display: none;
            position: fixed;
            top: 72px;
            left: 0;
            right: 0;
            background: rgba(6, 30, 18, 0.99);
            backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-gold);
            padding: var(--spacing-sm);
            z-index: 999;
            flex-direction: column;
            gap: 4px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
        }
        .mobile-nav.open {
            max-height: 400px;
        }
        .mobile-nav a {
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            color: var(--text-mint);
            transition: var(--transition);
        }
        .mobile-nav a:hover,
        .mobile-nav a.active {
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.08);
        }

        /* ========== HERO ========== */
        .hero {
            position: relative;
            padding-top: 140px;
            padding-bottom: var(--spacing-xl);
            background-image: linear-gradient(180deg, rgba(6, 30, 18, 0.55) 0%, rgba(6, 30, 18, 0.92) 100%), url('/assets/images/backpic/back-1.jpg');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            min-height: 620px;
            display: flex;
            align-items: center;
            position: relative;
            z-index: 1;
        }
        .hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 40%, rgba(255, 215, 0, 0.08) 0%, transparent 60%);
            pointer-events: none;
            z-index: 0;
        }
        .hero .container {
            position: relative;
            z-index: 2;
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: var(--spacing-lg);
            align-items: center;
        }
        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 215, 0, 0.12);
            border: 1px solid var(--border-gold);
            border-radius: 999px;
            padding: 6px 16px;
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--accent-gold);
            margin-bottom: var(--spacing-sm);
            text-transform: uppercase;
            letter-spacing: 0.06em;
        }
        .hero-tag i {
            font-size: 0.75rem;
        }
        .hero h1 {
            font-size: clamp(1.9rem, 4vw, 3rem);
            font-weight: 900;
            line-height: 1.25;
            margin-bottom: var(--spacing-sm);
            letter-spacing: -0.02em;
            color: var(--text-white);
        }
        .hero h1 .highlight {
            background: linear-gradient(135deg, var(--accent-gold), #FFF3A0);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-desc {
            font-size: 1.05rem;
            color: var(--text-mint);
            max-width: 560px;
            margin-bottom: var(--spacing-md);
            line-height: 1.7;
        }
        .hero-cta-group {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            flex-wrap: wrap;
            margin-bottom: var(--spacing-md);
        }
        .hero-stats {
            display: flex;
            align-items: center;
            gap: var(--spacing-md);
            flex-wrap: wrap;
        }
        .hero-stat {
            text-align: left;
        }
        .hero-stat .stat-number {
            font-size: 1.5rem;
            font-weight: 900;
            color: var(--accent-gold);
            line-height: 1.2;
        }
        .hero-stat .stat-label {
            font-size: 0.8rem;
            color: var(--text-soft);
        }
        .hero-form-card {
            background: rgba(11, 53, 31, 0.9);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            padding: var(--spacing-md);
            box-shadow: var(--shadow-soft);
            backdrop-filter: blur(12px);
        }
        .hero-form-card h3 {
            font-size: 1.15rem;
            font-weight: 800;
            color: var(--accent-gold);
            margin-bottom: 6px;
        }
        .hero-form-card p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: var(--spacing-sm);
        }
        .form-row {
            display: flex;
            flex-direction: column;
            gap: 10px;
            margin-bottom: 12px;
        }
        .form-input {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            color: var(--text-white);
            font-size: 0.95rem;
            transition: var(--transition);
            width: 100%;
        }
        .form-input::placeholder {
            color: var(--text-soft);
        }
        .form-input:focus {
            border-color: var(--accent-gold);
            box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.15);
            background: rgba(255, 255, 255, 0.1);
        }
        .form-note {
            font-size: 0.75rem;
            color: var(--text-soft);
            margin-top: 8px;
            line-height: 1.5;
        }

        /* ========== SECTIONS COMMON ========== */
        section {
            padding: var(--spacing-xl) 0;
            position: relative;
        }
        .section-head {
            margin-bottom: var(--spacing-lg);
        }
        .section-tag {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--accent-gold);
            text-transform: uppercase;
            letter-spacing: 0.08em;
            margin-bottom: 8px;
        }
        .section-title {
            font-size: clamp(1.5rem, 3vw, 2.2rem);
            font-weight: 900;
            line-height: 1.3;
            margin-bottom: 12px;
            letter-spacing: -0.015em;
            color: var(--text-white);
        }
        .section-desc {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 680px;
            line-height: 1.7;
        }

        /* ========== BENEFITS (试用权益) ========== */
        .benefits-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-sm);
        }
        .benefit-item {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            padding: var(--spacing-md);
            transition: var(--transition);
            text-align: left;
        }
        .benefit-item:hover {
            border-color: var(--border-gold);
            box-shadow: var(--shadow-gold);
            transform: translateY(-4px);
        }
        .benefit-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: rgba(255, 215, 0, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--accent-gold);
            margin-bottom: 12px;
        }
        .benefit-item h4 {
            font-size: 1.05rem;
            font-weight: 800;
            margin-bottom: 6px;
            color: var(--text-white);
        }
        .benefit-item p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ========== QUALIFICATION (资格说明) ========== */
        .qualify-section {
            background: var(--bg-dark);
            border-top: 1px solid var(--border-soft);
            border-bottom: 1px solid var(--border-soft);
        }
        .qualify-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--spacing-lg);
            align-items: start;
        }
        .qualify-list {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }
        .qualify-item {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding: 16px;
            background: rgba(255, 255, 255, 0.03);
            border-radius: var(--radius-sm);
            border-left: 3px solid var(--accent-gold);
            transition: var(--transition);
        }
        .qualify-item:hover {
            background: rgba(255, 215, 0, 0.05);
            border-left-color: var(--accent-red);
        }
        .qualify-check {
            width: 22px;
            height: 22px;
            border-radius: 50%;
            background: var(--accent-gold);
            color: var(--bg-dark);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.7rem;
            flex-shrink: 0;
            margin-top: 2px;
        }
        .qualify-item h4 {
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 2px;
            color: var(--text-white);
        }
        .qualify-item p {
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        .qualify-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-soft);
            border: 1px solid var(--border-soft);
        }
        .qualify-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 380px;
        }

        /* ========== COLLECTION DIRECTORY (合集目录) ========== */
        .collection-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-sm);
        }
        .collection-card {
            border-radius: var(--radius-md);
            overflow: hidden;
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            transition: var(--transition);
            position: relative;
        }
        .collection-card:hover {
            border-color: var(--border-gold);
            box-shadow: var(--shadow-gold);
            transform: translateY(-4px);
        }
        .collection-cover {
            position: relative;
            aspect-ratio: 16/10;
            overflow: hidden;
        }
        .collection-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        .collection-card:hover .collection-cover img {
            transform: scale(1.08);
        }
        .collection-cover .badge-count {
            position: absolute;
            top: 10px;
            right: 10px;
            background: rgba(0, 0, 0, 0.75);
            color: var(--accent-gold);
            font-size: 0.75rem;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 999px;
            border: 1px solid var(--border-gold);
        }
        .collection-body {
            padding: var(--spacing-sm);
        }
        .collection-body h4 {
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 4px;
            color: var(--text-white);
            line-height: 1.4;
        }
        .collection-body p {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 8px;
            line-height: 1.5;
        }
        .collection-link {
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--accent-gold);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .collection-link i {
            font-size: 0.7rem;
            transition: var(--transition);
        }
        .collection-link:hover i {
            transform: translateX(3px);
        }

        /* ========== RANKING LIST (排行列表) ========== */
        .ranking-section {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-soft);
            border-bottom: 1px solid var(--border-soft);
        }
        .ranking-grid {
            display: grid;
            grid-template-columns: 1fr 0.9fr;
            gap: var(--spacing-lg);
            align-items: start;
        }
        .ranking-table {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .ranking-row {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 12px 16px;
            background: rgba(255, 255, 255, 0.03);
            border-radius: var(--radius-sm);
            border: 1px solid transparent;
            transition: var(--transition);
        }
        .ranking-row:hover {
            border-color: var(--border-gold);
            background: rgba(255, 215, 0, 0.05);
        }
        .rank-number {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: rgba(255, 215, 0, 0.12);
            color: var(--accent-gold);
            font-weight: 900;
            font-size: 0.9rem;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .rank-number.top1 {
            background: var(--accent-gold);
            color: var(--bg-dark);
            box-shadow: 0 0 12px rgba(255, 215, 0, 0.5);
        }
        .rank-info {
            flex: 1;
            min-width: 0;
        }
        .rank-info h4 {
            font-size: 0.9rem;
            font-weight: 700;
            margin-bottom: 2px;
            color: var(--text-white);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .rank-info .rank-meta {
            font-size: 0.75rem;
            color: var(--text-soft);
        }
        .rank-score {
            font-size: 0.85rem;
            font-weight: 800;
            color: var(--accent-gold);
            flex-shrink: 0;
        }
        .ranking-side {
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-soft);
            box-shadow: var(--shadow-soft);
        }
        .ranking-side img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 320px;
        }

        /* ========== DATA METRICS (数据分析) ========== */
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-sm);
        }
        .metric-card {
            text-align: left;
            padding: var(--spacing-md);
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            transition: var(--transition);
        }
        .metric-card:hover {
            border-color: var(--border-gold);
            box-shadow: var(--shadow-gold);
        }
        .metric-value {
            font-size: 2rem;
            font-weight: 900;
            color: var(--accent-gold);
            line-height: 1.2;
            margin-bottom: 4px;
        }
        .metric-label {
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        .metric-change {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 700;
            color: #4CAF50;
            margin-top: 6px;
        }

        /* ========== MILESTONE (里程碑) ========== */
        .milestone-section {
            background: var(--bg-dark);
            border-top: 1px solid var(--border-soft);
        }
        .milestone-track {
            display: flex;
            align-items: stretch;
            gap: 0;
            position: relative;
        }
        .milestone-track::before {
            content: '';
            position: absolute;
            top: 32px;
            left: 40px;
            right: 40px;
            height: 2px;
            background: linear-gradient(90deg, var(--accent-gold), rgba(255, 215, 0, 0.2));
            z-index: 0;
        }
        .milestone-item {
            flex: 1;
            text-align: left;
            position: relative;
            z-index: 1;
        }
        .milestone-dot {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: var(--bg-card);
            border: 2px solid var(--accent-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--accent-gold);
            margin-bottom: 14px;
            transition: var(--transition);
            box-shadow: 0 0 20px rgba(255, 215, 0, 0.1);
        }
        .milestone-item:hover .milestone-dot {
            background: var(--accent-gold);
            color: var(--bg-dark);
            box-shadow: 0 0 32px rgba(255, 215, 0, 0.3);
        }
        .milestone-item h4 {
            font-size: 0.95rem;
            font-weight: 800;
            margin-bottom: 4px;
            color: var(--text-white);
        }
        .milestone-item p {
            font-size: 0.83rem;
            color: var(--text-muted);
            max-width: 220px;
            line-height: 1.5;
        }

        /* ========== NEWS / CMS LIST (资讯列表) ========== */
        .news-section {
            background: var(--bg-primary);
        }
        .news-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: var(--spacing-lg);
            align-items: start;
        }
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .news-item {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding: 14px 18px;
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-sm);
            transition: var(--transition);
        }
        .news-item:hover {
            border-color: var(--border-gold);
            box-shadow: var(--shadow-soft);
            transform: translateX(4px);
        }
        .news-icon {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: rgba(255, 215, 0, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
            color: var(--accent-gold);
            flex-shrink: 0;
        }
        .news-content {
            flex: 1;
            min-width: 0;
        }
        .news-content h4 {
            font-size: 0.92rem;
            font-weight: 700;
            margin-bottom: 4px;
            line-height: 1.4;
            color: var(--text-white);
        }
        .news-content h4 a:hover {
            color: var(--accent-gold);
        }
        .news-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.75rem;
            color: var(--text-soft);
        }
        .news-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .news-empty {
            padding: 24px;
            text-align: left;
            background: rgba(255, 255, 255, 0.03);
            border-radius: var(--radius-sm);
            border: 1px dashed var(--border-soft);
            color: var(--text-muted);
            font-size: 0.9rem;
        }
        .news-side {
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-soft);
            box-shadow: var(--shadow-soft);
        }
        .news-side img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 280px;
        }

        /* ========== FAQ ========== */
        .faq-section {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-soft);
        }
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
            max-width: 800px;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-sm);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(255, 215, 0, 0.35);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            padding: 16px 18px;
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--text-white);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: var(--transition);
        }
        .faq-question:hover {
            color: var(--accent-gold);
        }
        .faq-question i {
            font-size: 0.85rem;
            color: var(--accent-gold);
            transition: var(--transition);
            flex-shrink: 0;
        }
        .faq-item.active .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
            padding: 0 18px;
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding-bottom: 16px;
        }
        .faq-answer p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.65;
        }

        /* ========== CTA FORM (申请表单) ========== */
        .cta-form-section {
            background: var(--bg-dark);
            border-top: 1px solid var(--border-gold);
        }
        .cta-form-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--spacing-lg);
            align-items: center;
        }
        .cta-form-left h2 {
            font-size: clamp(1.4rem, 2.5vw, 1.9rem);
            font-weight: 900;
            margin-bottom: 12px;
            color: var(--text-white);
            line-height: 1.3;
        }
        .cta-form-left p {
            font-size: 0.95rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: var(--spacing-sm);
        }
        .cta-benefit-list {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .cta-benefit-list li {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.88rem;
            color: var(--text-mint);
        }
        .cta-benefit-list li i {
            color: var(--accent-gold);
            font-size: 0.75rem;
        }
        .cta-form-card {
            background: rgba(11, 53, 31, 0.85);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            padding: var(--spacing-md);
            box-shadow: var(--shadow-soft);
        }
        .cta-form-card h3 {
            font-size: 1.1rem;
            font-weight: 800;
            color: var(--accent-gold);
            margin-bottom: 4px;
        }
        .cta-form-card .form-subtitle {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: var(--spacing-sm);
        }
        .form-group {
            display: flex;
            flex-direction: column;
            gap: 10px;
            margin-bottom: 10px;
        }
        .form-label {
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--text-mint);
        }

        /* ========== FLOATING ACTION BUTTON ========== */
        .fab {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 900;
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: linear-gradient(135deg, #1A1A1A, #0A0A0A);
            border: 2px solid var(--accent-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--accent-gold);
            cursor: pointer;
            opacity: 0.7;
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3);
            transition: var(--transition);
            animation: fabFloat 3.5s ease-in-out infinite;
        }
        .fab:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 8px 32px rgba(255, 215, 0, 0.5);
            animation-play-state: paused;
        }
        .fab:active {
            transform: scale(0.95) translateY(2px);
        }
        .fab .fab-badge {
            position: absolute;
            top: -4px;
            right: -4px;
            width: 14px;
            height: 14px;
            background: #D32F2F;
            border-radius: 50%;
            border: 2px solid var(--bg-dark);
            animation: fabBlink 2s ease-in-out infinite;
        }
        @keyframes fabFloat {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-6px); }
        }
        @keyframes fabBlink {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.3; }
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #05170E;
            border-top: 1px solid var(--border-gold);
            padding: var(--spacing-lg) 0 var(--spacing-sm);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr 0.8fr;
            gap: var(--spacing-lg);
            margin-bottom: var(--spacing-lg);
        }
        .footer-brand h3 {
            font-size: 1.2rem;
            font-weight: 900;
            color: var(--accent-gold);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .footer-brand p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.6;
            max-width: 320px;
        }
        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 12px;
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }
        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul a {
            font-size: 0.84rem;
            color: var(--text-muted);
            transition: var(--transition);
        }
        .footer-col ul a:hover {
            color: var(--accent-gold);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-soft);
            padding-top: var(--spacing-sm);
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }
        .footer-bottom p {
            font-size: 0.78rem;
            color: var(--text-soft);
        }
        .footer-badges {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .footer-badges .badge {
            font-size: 0.7rem;
            font-weight: 700;
            color: var(--accent-gold);
            border: 1px solid var(--border-gold);
            border-radius: 999px;
            padding: 4px 12px;
        }
        .footer-bottom .domain-text {
            color: var(--text-soft);
            font-size: 0.75rem;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: var(--spacing-md);
            }
            .hero {
                padding-top: 120px;
                min-height: auto;
            }
            .benefits-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .collection-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .qualify-grid {
                grid-template-columns: 1fr;
            }
            .ranking-grid {
                grid-template-columns: 1fr;
            }
            .news-grid {
                grid-template-columns: 1fr;
            }
            .cta-form-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
            .menu-toggle {
                display: flex;
            }
            .mobile-nav {
                display: flex;
            }
            .header-inner {
                min-height: 64px;
            }
            .mobile-nav {
                top: 64px;
            }
            .hero {
                padding-top: 100px;
                padding-bottom: var(--spacing-lg);
            }
            .hero h1 {
                font-size: 1.7rem;
            }
            .hero-cta-group {
                flex-direction: column;
                align-items: flex-start;
            }
            .btn-lg {
                width: 100%;
                justify-content: center;
            }
            .hero-stats {
                gap: var(--spacing-sm);
            }
            .benefits-grid {
                grid-template-columns: 1fr;
            }
            .collection-grid {
                grid-template-columns: 1fr;
            }
            .metrics-grid {
                grid-template-columns: 1fr;
            }
            .milestone-track {
                flex-direction: column;
                gap: var(--spacing-sm);
            }
            .milestone-track::before {
                display: none;
            }
            .milestone-dot {
                width: 48px;
                height: 48px;
                font-size: 1.1rem;
                margin-bottom: 8px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--spacing-sm);
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .fab {
                left: 12px;
                bottom: 80px;
                width: 46px;
                height: 46px;
                font-size: 1.1rem;
            }
        }

        @media (max-width: 520px) {
            .logo-text {
                font-size: 0.78rem;
                max-width: 140px;
            }
            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 16px;
            }
            .hero h1 {
                font-size: 1.4rem;
            }
            .hero-desc {
                font-size: 0.92rem;
            }
            .hero-form-card {
                padding: var(--spacing-sm);
            }
            section {
                padding: var(--spacing-lg) 0;
            }
            .btn {
                padding: 9px 16px;
                font-size: 0.82rem;
                min-height: 40px;
            }
            .btn-lg {
                padding: 12px 20px;
                font-size: 0.92rem;
                min-height: 48px;
            }
            .nav-actions {
                gap: 4px;
            }
            .nav-actions .btn {
                padding: 8px 12px;
                font-size: 0.78rem;
                min-height: 36px;
            }
            .qualify-item {
                padding: 12px;
                gap: 10px;
            }
            .ranking-row {
                padding: 10px 12px;
                gap: 10px;
            }
            .news-item {
                padding: 10px 12px;
                gap: 10px;
            }
            .metric-value {
                font-size: 1.5rem;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .cta-form-card {
                padding: var(--spacing-sm);
            }
        }

/* roulang page: article */
:root {
            --bg-primary: #0A2E1C;
            --bg-secondary: #123E25;
            --bg-card: #0B351F;
            --bg-dark: #061E12;
            --accent-gold: #FFD700;
            --accent-gold-soft: #F0C541;
            --accent-red: #D32F2F;
            --accent-red-dark: #B71C1C;
            --text-white: #FFFFFF;
            --text-mint: #D1F2EB;
            --text-muted: #A8C9B8;
            --text-soft: #8FBFAA;
            --border-gold: rgba(255, 215, 0, 0.35);
            --border-soft: rgba(255, 255, 255, 0.12);
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --shadow-soft: 0 8px 30px rgba(0, 0, 0, 0.25);
            --shadow-gold: 0 8px 32px rgba(255, 215, 0, 0.15);
            --shadow-red: 0 8px 32px rgba(211, 47, 47, 0.2);
            --font-main: 'Be Vietnam Pro', 'Segoe UI', Tahoma, sans-serif;
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 64px;
            --spacing-2xl: 80px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
        }

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

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

        body {
            font-family: var(--font-main);
            background-color: var(--bg-primary);
            color: var(--text-white);
            line-height: 1.65;
            overflow-x: hidden;
            min-height: 100vh;
            font-size: 16px;
        }

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

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

        button,
        input,
        select,
        textarea {
            font-family: var(--font-main);
            font-size: 1rem;
            border: none;
            outline: none;
            background: none;
            color: inherit;
        }

        button {
            cursor: pointer;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--spacing-sm);
            width: 100%;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(6, 30, 18, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-gold);
            transition: var(--transition);
        }

        .site-header.scrolled {
            background: rgba(6, 30, 18, 0.98);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 72px;
            gap: var(--spacing-sm);
        }

        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--accent-gold), #B8860B);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--bg-dark);
            font-weight: 900;
            box-shadow: 0 0 16px rgba(255, 215, 0, 0.4);
            flex-shrink: 0;
        }

        .logo-text {
            font-size: 0.92rem;
            font-weight: 800;
            color: var(--accent-gold);
            line-height: 1.25;
            letter-spacing: -0.015em;
            max-width: 180px;
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .nav-desktop a {
            padding: 8px 16px;
            border-radius: 999px;
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--text-mint);
            position: relative;
            transition: var(--transition);
            white-space: nowrap;
        }

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

        .nav-desktop a.active {
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.12);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
            flex-shrink: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 700;
            font-size: 0.9rem;
            border-radius: 999px;
            padding: 10px 22px;
            transition: var(--transition);
            border: 2px solid transparent;
            white-space: nowrap;
            letter-spacing: 0.01em;
            min-height: 44px;
            cursor: pointer;
        }

        .btn:focus-visible {
            outline: 3px solid var(--accent-gold);
            outline-offset: 2px;
        }

        .btn-text {
            color: var(--text-mint);
            border: 2px solid transparent;
            padding: 10px 16px;
        }

        .btn-text:hover {
            color: var(--accent-gold);
            border-color: rgba(255, 215, 0, 0.3);
            background: rgba(255, 215, 0, 0.05);
        }

        .btn-gold {
            background: linear-gradient(135deg, var(--accent-gold), #E6A800);
            color: var(--bg-dark);
            font-weight: 800;
            box-shadow: var(--shadow-gold);
        }

        .btn-gold:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 40px rgba(255, 215, 0, 0.3);
        }

        .btn-gold:active {
            transform: translateY(0);
            box-shadow: var(--shadow-gold);
        }

        .btn-red {
            background: linear-gradient(135deg, var(--accent-red), var(--accent-red-dark));
            color: var(--text-white);
            font-weight: 800;
            box-shadow: var(--shadow-red);
        }

        .btn-red:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 40px rgba(211, 47, 47, 0.4);
        }

        .btn-outline-gold {
            border: 2px solid var(--border-gold);
            color: var(--accent-gold);
            background: transparent;
        }

        .btn-outline-gold:hover {
            background: rgba(255, 215, 0, 0.08);
            border-color: var(--accent-gold);
            transform: translateY(-2px);
        }

        .btn-lg {
            padding: 14px 32px;
            font-size: 1rem;
            min-height: 52px;
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 0.82rem;
            min-height: 38px;
        }

        .menu-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-soft);
            background: rgba(255, 255, 255, 0.04);
            transition: var(--transition);
        }

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

        .menu-toggle span {
            width: 22px;
            height: 2px;
            background: var(--accent-gold);
            border-radius: 2px;
            transition: var(--transition);
            display: block;
        }

        .menu-toggle[aria-expanded="true"] span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .menu-toggle[aria-expanded="true"] span:nth-child(2) {
            opacity: 0;
        }

        .menu-toggle[aria-expanded="true"] span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .mobile-nav {
            display: none;
            flex-direction: column;
            gap: 4px;
            padding: var(--spacing-sm);
            border-top: 1px solid var(--border-soft);
            background: rgba(6, 30, 18, 0.98);
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .mobile-nav.open {
            max-height: 400px;
        }

        .mobile-nav a {
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--text-mint);
        }

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

        .mobile-nav a.active {
            background: rgba(255, 215, 0, 0.12);
            color: var(--accent-gold);
        }

        /* ========== ARTICLE HERO ========== */
        .article-hero {
            padding: 120px 0 var(--spacing-lg);
            position: relative;
            background: radial-gradient(ellipse at top right, rgba(255, 215, 0, 0.08), transparent 55%),
                        radial-gradient(ellipse at bottom left, rgba(211, 47, 47, 0.06), transparent 50%),
                        var(--bg-dark);
            border-bottom: 1px solid var(--border-soft);
        }

        .article-hero-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: var(--spacing-lg);
            align-items: center;
        }

        .article-hero-content {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }

        .article-breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.82rem;
            color: var(--text-soft);
            flex-wrap: wrap;
        }

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

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

        .article-breadcrumb i {
            font-size: 0.65rem;
            color: var(--accent-gold);
        }

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

        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 4px;
        }

        .article-tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.02em;
        }

        .article-tag-hot {
            background: rgba(211, 47, 47, 0.2);
            color: #FF6B6B;
            border: 1px solid rgba(211, 47, 47, 0.4);
        }

        .article-tag-new {
            background: rgba(255, 215, 0, 0.15);
            color: var(--accent-gold);
            border: 1px solid var(--border-gold);
        }

        .article-tag-exclusive {
            background: rgba(0, 240, 255, 0.1);
            color: #00E5FF;
            border: 1px solid rgba(0, 240, 255, 0.3);
        }

        .article-hero-title {
            font-size: clamp(1.8rem, 3.5vw, 2.8rem);
            font-weight: 900;
            line-height: 1.25;
            color: var(--text-white);
            letter-spacing: -0.02em;
        }

        .article-hero-title .highlight {
            color: var(--accent-gold);
        }

        .article-hero-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: var(--spacing-sm);
            font-size: 0.85rem;
            color: var(--text-muted);
        }

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

        .article-hero-meta .meta-item i {
            color: var(--accent-gold);
            font-size: 0.8rem;
        }

        .article-hero-meta .separator {
            width: 4px;
            height: 4px;
            background: var(--accent-gold);
            border-radius: 50%;
        }

        .article-hero-desc {
            font-size: 1.05rem;
            color: var(--text-mint);
            line-height: 1.7;
            max-width: 560px;
        }

        .article-countdown-wrapper {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            padding: var(--spacing-sm);
            background: rgba(255, 215, 0, 0.06);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-md);
            margin-top: var(--spacing-xs);
            flex-wrap: wrap;
        }

        .article-countdown-label {
            display: flex;
            align-items: center;
            gap: 6px;
            font-weight: 700;
            font-size: 0.85rem;
            color: var(--accent-gold);
            white-space: nowrap;
        }

        .article-countdown-label i {
            animation: pulse-live 1.5s ease-in-out infinite;
        }

        @keyframes pulse-live {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.4; }
        }

        .countdown-timer {
            display: flex;
            gap: 8px;
        }

        .countdown-unit {
            display: flex;
            flex-direction: column;
            align-items: center;
            min-width: 44px;
            background: var(--bg-dark);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-sm);
            padding: 6px 10px;
        }

        .countdown-unit .value {
            font-size: 1.2rem;
            font-weight: 800;
            color: var(--accent-gold);
            line-height: 1.2;
        }

        .countdown-unit .unit-label {
            font-size: 0.65rem;
            color: var(--text-soft);
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }

        .article-subscribe-form {
            display: flex;
            gap: var(--spacing-xs);
            margin-top: var(--spacing-xs);
            flex-wrap: wrap;
        }

        .article-subscribe-form input {
            flex: 1;
            min-width: 200px;
            padding: 12px 18px;
            border-radius: 999px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border-soft);
            color: var(--text-white);
            font-size: 0.9rem;
            transition: var(--transition);
        }

        .article-subscribe-form input::placeholder {
            color: var(--text-soft);
        }

        .article-subscribe-form input:focus {
            border-color: var(--accent-gold);
            background: rgba(255, 255, 255, 0.08);
            box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.1);
        }

        .subscribe-success {
            display: none;
            align-items: center;
            gap: 8px;
            color: var(--accent-gold);
            font-weight: 600;
            font-size: 0.9rem;
            margin-top: var(--spacing-xs);
        }

        .subscribe-success.visible {
            display: flex;
        }

        .article-hero-media {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-soft);
            border: 1px solid var(--border-gold);
            min-height: 280px;
        }

        .article-hero-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 280px;
        }

        .article-hero-media::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 50%, rgba(6, 30, 18, 0.7) 100%);
            pointer-events: none;
        }

        .article-hero-media .play-badge {
            position: absolute;
            bottom: var(--spacing-sm);
            left: var(--spacing-sm);
            z-index: 2;
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 8px 16px;
            background: rgba(6, 30, 18, 0.85);
            border: 1px solid var(--border-gold);
            border-radius: 999px;
            font-weight: 700;
            font-size: 0.82rem;
            color: var(--accent-gold);
            backdrop-filter: blur(10px);
        }

        .article-hero-media .play-badge i {
            font-size: 0.9rem;
        }

        /* ========== ARTICLE BODY ========== */
        .article-body-section {
            padding: var(--spacing-xl) 0;
        }

        .article-layout {
            display: grid;
            grid-template-columns: 1fr 340px;
            gap: var(--spacing-lg);
            align-items: start;
        }

        .article-main-content {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: var(--spacing-lg);
            border: 1px solid var(--border-soft);
        }

        .cms-article-content {
            font-size: 1.02rem;
            line-height: 1.75;
            color: var(--text-mint);
        }

        .cms-article-content h2 {
            font-size: 1.55rem;
            font-weight: 800;
            color: var(--text-white);
            margin: var(--spacing-lg) 0 var(--spacing-sm);
            line-height: 1.3;
            letter-spacing: -0.01em;
        }

        .cms-article-content h3 {
            font-size: 1.28rem;
            font-weight: 700;
            color: var(--accent-gold);
            margin: var(--spacing-md) 0 var(--spacing-xs);
            line-height: 1.35;
        }

        .cms-article-content p {
            margin-bottom: var(--spacing-sm);
        }

        .cms-article-content ul,
        .cms-article-content ol {
            margin: var(--spacing-xs) 0 var(--spacing-sm) var(--spacing-md);
            padding-left: var(--spacing-sm);
        }

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

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

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

        .cms-article-content blockquote {
            border-left: 4px solid var(--accent-gold);
            background: rgba(255, 215, 0, 0.06);
            padding: var(--spacing-sm) var(--spacing-md);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: var(--spacing-md) 0;
            font-style: italic;
            color: var(--text-mint);
        }

        .cms-article-content img {
            border-radius: var(--radius-md);
            margin: var(--spacing-md) 0;
            border: 1px solid var(--border-soft);
        }

        .cms-article-content a {
            color: var(--accent-gold);
            font-weight: 600;
            text-decoration: underline;
            text-underline-offset: 3px;
        }

        .cms-article-content a:hover {
            color: #FFF3A0;
        }

        .cms-article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: var(--spacing-md) 0;
            font-size: 0.92rem;
        }

        .cms-article-content table th,
        .cms-article-content table td {
            padding: 10px 12px;
            border: 1px solid var(--border-soft);
            text-align: left;
        }

        .cms-article-content table th {
            background: rgba(255, 215, 0, 0.1);
            color: var(--accent-gold);
            font-weight: 700;
        }

        /* ========== DASHBOARD METRICS ========== */
        .metrics-section {
            padding: var(--spacing-lg) 0;
            background: var(--bg-dark);
            border-top: 1px solid var(--border-soft);
            border-bottom: 1px solid var(--border-soft);
        }

        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-sm);
        }

        .metric-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: var(--spacing-md);
            border: 1px solid var(--border-soft);
            display: flex;
            flex-direction: column;
            gap: 4px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .metric-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-gold), transparent);
            opacity: 0.7;
        }

        .metric-card:hover {
            border-color: var(--border-gold);
            transform: translateY(-3px);
            box-shadow: var(--shadow-gold);
        }

        .metric-icon {
            width: 36px;
            height: 36px;
            border-radius: var(--radius-sm);
            background: rgba(255, 215, 0, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-size: 1rem;
            margin-bottom: 4px;
        }

        .metric-value {
            font-size: 1.6rem;
            font-weight: 900;
            color: var(--text-white);
            line-height: 1.2;
            letter-spacing: -0.01em;
        }

        .metric-value .unit {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--accent-gold);
            margin-left: 2px;
        }

        .metric-label {
            font-size: 0.82rem;
            color: var(--text-soft);
            font-weight: 500;
        }

        .metric-trend {
            font-size: 0.75rem;
            font-weight: 700;
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .metric-trend.up {
            color: #4CAF50;
        }

        .metric-trend.down {
            color: #FF6B6B;
        }

        /* ========== SERVICE MATRIX ========== */
        .service-section {
            padding: var(--spacing-xl) 0;
        }

        .section-heading {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: var(--spacing-sm);
            margin-bottom: var(--spacing-md);
            flex-wrap: wrap;
        }

        .section-heading-left {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .section-eyebrow {
            font-size: 0.78rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--accent-gold);
        }

        .section-title {
            font-size: clamp(1.4rem, 2.5vw, 1.9rem);
            font-weight: 800;
            color: var(--text-white);
            line-height: 1.3;
            letter-spacing: -0.015em;
        }

        .section-subtitle {
            font-size: 0.95rem;
            color: var(--text-muted);
            max-width: 500px;
            line-height: 1.6;
        }

        .service-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-sm);
        }

        .service-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: var(--spacing-md);
            border: 1px solid var(--border-soft);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            gap: var(--spacing-xs);
        }

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

        .service-card-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: var(--spacing-xs);
        }

        .service-card-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, rgba(255, 215, 0, 0.15), rgba(255, 215, 0, 0.05));
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-size: 1.1rem;
            border: 1px solid var(--border-gold);
        }

        .service-card-badge {
            padding: 4px 10px;
            border-radius: 999px;
            font-size: 0.7rem;
            font-weight: 700;
            background: rgba(211, 47, 47, 0.15);
            color: #FF8A65;
            border: 1px solid rgba(211, 47, 47, 0.35);
            white-space: nowrap;
            letter-spacing: 0.03em;
        }

        .service-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-white);
            line-height: 1.35;
        }

        .service-card p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.6;
            flex: 1;
        }

        .service-card-link {
            font-size: 0.82rem;
            font-weight: 700;
            color: var(--accent-gold);
            display: flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }

        .service-card-link:hover {
            gap: 10px;
            color: #FFF3A0;
        }

        /* ========== COMPARISON ========== */
        .comparison-section {
            padding: var(--spacing-xl) 0;
            background: var(--bg-dark);
            border-top: 1px solid var(--border-soft);
            border-bottom: 1px solid var(--border-soft);
        }

        .comparison-table-wrapper {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-soft);
            overflow: hidden;
            overflow-x: auto;
        }

        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.9rem;
            min-width: 640px;
        }

        .comparison-table th {
            background: rgba(255, 215, 0, 0.08);
            color: var(--accent-gold);
            font-weight: 700;
            text-align: left;
            padding: 14px 16px;
            border-bottom: 1px solid var(--border-gold);
            white-space: nowrap;
        }

        .comparison-table td {
            padding: 12px 16px;
            border-bottom: 1px solid var(--border-soft);
            color: var(--text-mint);
        }

        .comparison-table tbody tr {
            transition: var(--transition);
        }

        .comparison-table tbody tr:hover {
            background: rgba(255, 215, 0, 0.04);
        }

        .comparison-table .highlight-row {
            background: rgba(255, 215, 0, 0.06);
        }

        .comparison-table .label-cell {
            color: var(--text-white);
            font-weight: 600;
        }

        .comparison-table .excellent {
            color: #4CAF50;
            font-weight: 700;
        }

        .comparison-table .good {
            color: var(--accent-gold);
            font-weight: 600;
        }

        .comparison-table .average {
            color: #FFA726;
            font-weight: 600;
        }

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

        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
            max-width: 780px;
        }

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

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

        .faq-item.open {
            border-color: var(--border-gold);
            box-shadow: var(--shadow-gold);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: var(--spacing-sm);
            padding: var(--spacing-sm) var(--spacing-md);
            text-align: left;
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--text-white);
            transition: var(--transition);
            cursor: pointer;
        }

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

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            border: 1px solid var(--border-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-size: 0.75rem;
            transition: var(--transition);
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
            background: rgba(255, 215, 0, 0.1);
        }

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

        .faq-item.open .faq-answer {
            max-height: 300px;
        }

        .faq-answer-content {
            padding: 0 var(--spacing-md) var(--spacing-sm);
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.65;
        }

        /* ========== CTA STRIP ========== */
        .cta-strip-section {
            padding: var(--spacing-lg) 0 var(--spacing-xl);
        }

        .cta-strip {
            background: linear-gradient(135deg, rgba(255, 215, 0, 0.12), rgba(255, 215, 0, 0.03));
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            padding: var(--spacing-lg);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: var(--spacing-md);
            flex-wrap: wrap;
        }

        .cta-strip-content {
            display: flex;
            flex-direction: column;
            gap: 6px;
            flex: 1;
            min-width: 240px;
        }

        .cta-strip-content h2 {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--text-white);
            line-height: 1.3;
        }

        .cta-strip-content p {
            font-size: 0.9rem;
            color: var(--text-muted);
        }

        /* ========== SIDEBAR ========== */
        .article-sidebar {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-md);
            position: sticky;
            top: 90px;
        }

        .sidebar-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: var(--spacing-md);
            border: 1px solid var(--border-soft);
        }

        .sidebar-card-header {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: var(--spacing-sm);
        }

        .sidebar-card-header i {
            color: var(--accent-gold);
            font-size: 1rem;
        }

        .sidebar-card-header h3 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-white);
        }

        .sidebar-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .sidebar-list-item {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 8px 10px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-soft);
            transition: var(--transition);
        }

        .sidebar-list-item:hover {
            background: rgba(255, 215, 0, 0.05);
            border-color: var(--border-gold);
        }

        .sidebar-list-item .sidebar-num {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(255, 215, 0, 0.12);
            color: var(--accent-gold);
            font-weight: 800;
            font-size: 0.78rem;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .sidebar-list-item .sidebar-info {
            flex: 1;
            min-width: 0;
        }

        .sidebar-list-item .sidebar-info h4 {
            font-size: 0.82rem;
            font-weight: 700;
            color: var(--text-white);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .sidebar-list-item .sidebar-info span {
            font-size: 0.72rem;
            color: var(--text-soft);
        }

        .sidebar-cta-link {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            margin-top: var(--spacing-xs);
            font-size: 0.82rem;
            font-weight: 700;
            color: var(--accent-gold);
        }

        .sidebar-cta-link:hover {
            color: #FFF3A0;
        }

        /* ========== NOT FOUND ========== */
        .not-found-box {
            text-align: center;
            padding: var(--spacing-xl) var(--spacing-md);
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: var(--spacing-sm);
        }

        .not-found-box i {
            font-size: 3rem;
            color: var(--accent-gold);
            opacity: 0.6;
        }

        .not-found-box h2 {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--text-white);
        }

        .not-found-box p {
            color: var(--text-muted);
            font-size: 0.95rem;
        }

        /* ========== FAB ========== */
        .floating-fab {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 950;
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-gold), #B8860B);
            border: 2px solid var(--accent-gold);
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--bg-dark);
            font-size: 1.3rem;
            cursor: pointer;
            transition: var(--transition);
            opacity: 0.7;
            animation: fab-breathe 3s ease-in-out infinite;
        }

        .floating-fab:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 6px 28px rgba(255, 215, 0, 0.5);
        }

        .floating-fab:active {
            transform: scale(0.95);
            transition-duration: 0.1s;
        }

        .floating-fab .notification-dot {
            position: absolute;
            top: -2px;
            right: -2px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--accent-red);
            border: 2px solid var(--bg-dark);
            animation: dot-blink 1.5s ease-in-out infinite;
        }

        @keyframes fab-breathe {
            0%, 100% { box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3); }
            50% { box-shadow: 0 6px 32px rgba(255, 215, 0, 0.5); }
        }

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

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--bg-dark);
            border-top: 1px solid var(--border-gold);
            padding: var(--spacing-xl) 0 var(--spacing-sm);
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr 0.8fr;
            gap: var(--spacing-lg);
            margin-bottom: var(--spacing-lg);
        }

        .footer-brand h3 {
            font-size: 1.05rem;
            font-weight: 800;
            color: var(--accent-gold);
            margin-bottom: var(--spacing-xs);
            line-height: 1.4;
        }

        .footer-brand p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.65;
            max-width: 360px;
        }

        .footer-col h4 {
            font-size: 0.88rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: var(--spacing-xs);
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul li a {
            font-size: 0.84rem;
            color: var(--text-muted);
            transition: var(--transition);
        }

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

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: var(--spacing-sm);
            padding-top: var(--spacing-sm);
            border-top: 1px solid var(--border-soft);
            font-size: 0.8rem;
            color: var(--text-soft);
        }

        .footer-bottom p {
            flex: 1;
            min-width: 200px;
        }

        .footer-badges {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .footer-badges .badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 0.7rem;
            font-weight: 700;
            letter-spacing: 0.04em;
            border: 1px solid var(--border-gold);
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.06);
        }

        .domain-text {
            font-size: 0.72rem;
            color: var(--text-soft);
            opacity: 0.7;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .article-layout {
                grid-template-columns: 1fr;
            }

            .article-sidebar {
                position: static;
                display: grid;
                grid-template-columns: repeat(2, 1fr);
            }

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

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

        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }

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

            .menu-toggle {
                display: flex;
            }

            .mobile-nav {
                display: flex;
            }

            .article-hero {
                padding: 100px 0 var(--spacing-md);
            }

            .article-hero-grid {
                grid-template-columns: 1fr;
                gap: var(--spacing-md);
            }

            .article-hero-media {
                min-height: 200px;
                order: -1;
            }

            .article-hero-media img {
                min-height: 200px;
            }

            .article-main-content {
                padding: var(--spacing-md);
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--spacing-md);
            }

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

            .cta-strip {
                flex-direction: column;
                text-align: center;
                align-items: center;
            }

            .cta-strip-content {
                align-items: center;
            }

            .section-heading {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        @media (max-width: 520px) {
            .metrics-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }

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

            .article-sidebar {
                grid-template-columns: 1fr;
            }

            .article-hero-title {
                font-size: 1.5rem;
            }

            .countdown-unit {
                min-width: 36px;
                padding: 4px 8px;
            }

            .countdown-unit .value {
                font-size: 1rem;
            }

            .article-subscribe-form {
                flex-direction: column;
            }

            .article-subscribe-form input {
                min-width: 100%;
            }

            .btn-lg {
                padding: 12px 24px;
                font-size: 0.92rem;
            }

            .header-inner {
                min-height: 60px;
            }

            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 16px;
            }

            .logo-text {
                font-size: 0.8rem;
                max-width: 140px;
            }

            .floating-fab {
                width: 46px;
                height: 46px;
                font-size: 1.1rem;
                left: 12px;
                bottom: 80px;
            }

            .article-main-content {
                padding: var(--spacing-sm);
            }

            .cms-article-content {
                font-size: 0.95rem;
            }

            .comparison-table {
                font-size: 0.8rem;
            }

            .comparison-table th,
            .comparison-table td {
                padding: 8px 10px;
            }
        }

/* roulang page: category1 */
:root {
            --bg-primary: #0A2E1C;
            --bg-secondary: #123E25;
            --bg-card: #0B351F;
            --bg-dark: #061E12;
            --accent-gold: #FFD700;
            --accent-gold-soft: #F0C541;
            --accent-red: #D32F2F;
            --accent-red-dark: #B71C1C;
            --text-white: #FFFFFF;
            --text-mint: #D1F2EB;
            --text-muted: #A8C9B8;
            --text-soft: #8FBFAA;
            --border-gold: rgba(255, 215, 0, 0.35);
            --border-soft: rgba(255, 255, 255, 0.12);
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --shadow-soft: 0 8px 30px rgba(0, 0, 0, 0.25);
            --shadow-gold: 0 8px 32px rgba(255, 215, 0, 0.15);
            --shadow-red: 0 8px 32px rgba(211, 47, 47, 0.2);
            --font-main: 'Be Vietnam Pro', 'Segoe UI', Tahoma, sans-serif;
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 64px;
            --spacing-2xl: 80px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
        }

        /* ========== RESET & BASE ========== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-main);
            background-color: var(--bg-primary);
            color: var(--text-white);
            line-height: 1.65;
            overflow-x: hidden;
            min-height: 100vh;
            font-size: 16px;
            position: relative;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        button,
        input,
        select,
        textarea {
            font-family: var(--font-main);
            font-size: 1rem;
            border: none;
            outline: none;
            background: none;
            color: inherit;
        }
        button {
            cursor: pointer;
        }
        ul,
        ol {
            list-style: none;
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--spacing-sm);
            width: 100%;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(6, 30, 18, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-gold);
            transition: var(--transition);
        }
        .site-header.scrolled {
            background: rgba(6, 30, 18, 0.98);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 72px;
            gap: var(--spacing-sm);
        }
        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--accent-gold), #B8860B);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--bg-dark);
            font-weight: 900;
            box-shadow: 0 0 16px rgba(255, 215, 0, 0.4);
            flex-shrink: 0;
        }
        .logo-text {
            font-size: 0.95rem;
            font-weight: 800;
            color: var(--accent-gold);
            line-height: 1.2;
            letter-spacing: -0.015em;
            max-width: 180px;
        }
        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .nav-desktop a:not(.nav-btn-link) {
            padding: 8px 16px;
            border-radius: 999px;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-mint);
            position: relative;
            transition: var(--transition);
            white-space: nowrap;
        }
        .nav-desktop a:not(.nav-btn-link):hover {
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.08);
        }
        .nav-desktop a:not(.nav-btn-link).active {
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.12);
            box-shadow: inset 0 0 0 1px var(--border-gold);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
            flex-shrink: 0;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 700;
            font-size: 0.9rem;
            border-radius: 999px;
            padding: 10px 22px;
            transition: var(--transition);
            border: 2px solid transparent;
            white-space: nowrap;
            letter-spacing: 0.01em;
            min-height: 44px;
            line-height: 1.2;
        }
        .btn-text {
            color: var(--text-mint);
            border: 2px solid transparent;
            padding: 10px 16px;
        }
        .btn-text:hover {
            color: var(--accent-gold);
            border-color: rgba(255, 215, 0, 0.3);
            background: rgba(255, 215, 0, 0.05);
        }
        .btn-gold {
            background: linear-gradient(135deg, var(--accent-gold), #E6A800);
            color: var(--bg-dark);
            font-weight: 800;
            box-shadow: var(--shadow-gold);
        }
        .btn-gold:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 40px rgba(255, 215, 0, 0.28);
            background: linear-gradient(135deg, #FFE44D, #F0B800);
        }
        .btn-gold:active {
            transform: translateY(0);
            box-shadow: var(--shadow-gold);
        }
        .btn-red {
            background: linear-gradient(135deg, var(--accent-red), var(--accent-red-dark));
            color: #fff;
            font-weight: 800;
            box-shadow: var(--shadow-red);
        }
        .btn-red:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 36px rgba(211, 47, 47, 0.32);
            background: linear-gradient(135deg, #E53935, #C62828);
        }
        .btn-outline-gold {
            border-color: var(--border-gold);
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.06);
        }
        .btn-outline-gold:hover {
            background: rgba(255, 215, 0, 0.12);
            border-color: var(--accent-gold);
            transform: translateY(-2px);
        }
        .btn-lg {
            padding: 14px 32px;
            font-size: 1rem;
            min-height: 52px;
        }
        .menu-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: 8px;
            border: 1px solid var(--border-soft);
            background: rgba(255, 255, 255, 0.03);
            transition: var(--transition);
            min-width: 44px;
            min-height: 44px;
            align-items: center;
            justify-content: center;
        }
        .menu-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--text-mint);
            border-radius: 2px;
            transition: var(--transition);
        }
        .menu-toggle:hover {
            border-color: var(--border-gold);
            background: rgba(255, 215, 0, 0.06);
        }
        .menu-toggle.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
            background: var(--accent-gold);
        }
        .menu-toggle.active span:nth-child(2) {
            opacity: 0;
        }
        .menu-toggle.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
            background: var(--accent-gold);
        }
        .mobile-nav {
            display: none;
            padding: var(--spacing-sm) var(--spacing-sm) var(--spacing-md);
            background: rgba(6, 30, 18, 0.98);
            border-top: 1px solid var(--border-soft);
            flex-direction: column;
            gap: 4px;
        }
        .mobile-nav a {
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            color: var(--text-mint);
            font-weight: 600;
            font-size: 0.95rem;
        }
        .mobile-nav a:hover,
        .mobile-nav a.active {
            background: rgba(255, 215, 0, 0.1);
            color: var(--accent-gold);
        }
        .mobile-nav.open {
            display: flex;
        }

        /* ========== PAGE HERO (Category Inner) ========== */
        .page-banner {
            padding: 140px 0 var(--spacing-xl);
            background: linear-gradient(180deg, rgba(10, 46, 28, 0.95) 0%, rgba(10, 46, 28, 0.75) 50%, var(--bg-primary) 100%);
            position: relative;
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            top: -180px;
            right: -120px;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(255, 215, 0, 0.12) 0%, transparent 65%);
            border-radius: 50%;
            pointer-events: none;
        }
        .page-banner::after {
            content: '';
            position: absolute;
            bottom: -200px;
            left: -140px;
            width: 450px;
            height: 450px;
            background: radial-gradient(circle, rgba(211, 47, 47, 0.1) 0%, transparent 60%);
            border-radius: 50%;
            pointer-events: none;
        }
        .banner-breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: var(--spacing-md);
            font-size: 0.85rem;
            color: var(--text-soft);
            position: relative;
            z-index: 1;
        }
        .banner-breadcrumb a {
            color: var(--text-muted);
            transition: var(--transition);
        }
        .banner-breadcrumb a:hover {
            color: var(--accent-gold);
        }
        .banner-breadcrumb .sep {
            color: var(--border-gold);
            font-size: 0.7rem;
        }
        .banner-breadcrumb .current {
            color: var(--accent-gold);
            font-weight: 600;
        }
        .banner-content {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--spacing-lg);
            align-items: center;
        }
        .banner-text h1 {
            font-size: clamp(1.8rem, 4vw, 2.6rem);
            font-weight: 900;
            line-height: 1.2;
            color: var(--text-white);
            margin-bottom: var(--spacing-sm);
            letter-spacing: -0.02em;
        }
        .banner-text h1 .highlight {
            color: var(--accent-gold);
        }
        .banner-text .lead {
            font-size: 1.1rem;
            color: var(--text-muted);
            max-width: 560px;
            line-height: 1.7;
            margin-bottom: var(--spacing-md);
        }
        .banner-icon-grid {
            display: flex;
            flex-wrap: wrap;
            gap: var(--spacing-sm);
            margin-bottom: var(--spacing-md);
        }
        .banner-icon-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 6px;
            padding: 14px 18px;
            border-radius: var(--radius-md);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-soft);
            min-width: 76px;
            transition: var(--transition);
        }
        .banner-icon-item i {
            font-size: 1.6rem;
            color: var(--accent-gold);
        }
        .banner-icon-item span {
            font-size: 0.75rem;
            color: var(--text-muted);
            font-weight: 600;
            text-align: center;
        }
        .banner-icon-item:hover {
            border-color: var(--border-gold);
            background: rgba(255, 215, 0, 0.06);
            transform: translateY(-2px);
        }
        .status-bar {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 10px 16px;
            border-radius: var(--radius-sm);
            background: rgba(6, 30, 18, 0.7);
            border: 1px solid rgba(255, 215, 0, 0.25);
            max-width: fit-content;
            margin-bottom: var(--spacing-sm);
        }
        .status-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #4ADE80;
            box-shadow: 0 0 10px rgba(74, 222, 128, 0.6);
            animation: pulse-dot 2s ease-in-out infinite;
        }
        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.6; transform: scale(0.8); }
        }
        .status-bar span {
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--text-mint);
        }
        .banner-visual {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-gold);
            box-shadow: var(--shadow-soft);
            min-height: 320px;
        }
        .banner-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 320px;
        }
        .banner-visual .visual-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(6, 30, 18, 0.15) 0%, rgba(6, 30, 18, 0.55) 100%);
            display: flex;
            align-items: flex-end;
            padding: var(--spacing-md);
        }
        .visual-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            border-radius: 999px;
            background: rgba(6, 30, 18, 0.85);
            border: 1px solid var(--border-gold);
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--accent-gold);
        }
        .visual-badge i {
            font-size: 0.9rem;
        }

        /* ========== STATS DASHBOARD ========== */
        .stats-dashboard {
            padding: var(--spacing-lg) 0;
            background: var(--bg-dark);
            border-top: 1px solid var(--border-soft);
            border-bottom: 1px solid var(--border-soft);
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-sm);
        }
        .stat-card {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            padding: var(--spacing-md) var(--spacing-sm);
            border-radius: var(--radius-md);
            background: var(----bg-card);
            box-shadow: var(--shadow-soft);
            transition: var(--transition);
        }
        .stat-card:hover {
            border-color: var(--border-gold);
            transform: translateY(-2px);
            box-shadow: var(--shadow-gold);
        }
        .stat-icon {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: rgba(255, 215, 0, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--accent-gold);
            flex-shrink: 0;
            border: 1px solid var(--border-gold);
        }
        .stat-info h3 {
            font-size: 1.6rem;
            font-weight: 900;
            color: var(--text-white);
            line-height: 1.2;
        }
        .stat-info h3 span {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--accent-gold);
        }
        .stat-info p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-top: 2px;
        }

        /* ========== SECTION TITLES ========== */
        .section {
            padding: var(--spacing-xl) 0;
        }
        .section-alt {
            background: var(--bg-dark);
        }
        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: var(--spacing-lg);
            gap: var(--spacing-md);
            flex-wrap: wrap;
        }
        .section-header h2 {
            font-size: clamp(1.5rem, 3vw, 2.1rem);
            font-weight: 900;
            letter-spacing: -0.02em;
            line-height: 1.25;
            color: var(--text-white);
            max-width: 700px;
        }
        .section-header h2 .highlight {
            color: var(--accent-gold);
        }
        .section-header .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            border-radius: 999px;
            background: rgba(255, 215, 0, 0.1);
            border: 1px solid var(--border-gold);
            font-size: 0.78rem;
            font-weight: 700;
            color: var(--accent-gold);
            text-transform: uppercase;
            letter-spacing: 0.04em;
            white-space: nowrap;
        }
        .section-meta {
            font-size: 0.95rem;
            color: var(--text-muted);
            max-width: 480px;
            line-height: 1.7;
        }

        /* ========== SERVICE / STEP GRID ========== */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-md);
            margin-top: var(--spacing-md);
        }
        .service-card {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            padding: var(--spacing-md) var(--spacing-sm);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-gold), var(--accent-red));
            opacity: 0;
            transition: var(--transition);
        }
        .service-card:hover {
            border-color: var(--border-gold);
            transform: translateY(-4px);
            box-shadow: var(--shadow-soft);
        }
        .service-card:hover::before {
            opacity: 1;
        }
        .service-icon {
            width: 60px;
            height: 60px;
            border-radius: var(--radius-md);
            background: rgba(255, 215, 0, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            color: var(--accent-gold);
            margin-bottom: var(--spacing-sm);
            border: 1px solid var(--border-gold);
        }
        .service-card h3 {
            font-size: 1.2rem;
            font-weight: 800;
            margin-bottom: var(--spacing-xs);
            color: var(--text-white);
        }
        .service-card p {
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.7;
            margin-bottom: var(--spacing-sm);
        }
        .service-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 700;
            font-size: 0.88rem;
            color: var(--accent-gold);
            transition: var(--transition);
        }
        .service-link i {
            font-size: 0.75rem;
            transition: var(--transition);
        }
        .service-link:hover {
            color: var(--accent-gold-soft);
            gap: 10px;
        }

        /* ========== COMPARISON TABLE ========== */
        .comparison-wrapper {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-soft);
            box-shadow: var(--shadow-soft);
        }
        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.95rem;
        }
        .comparison-table thead {
            background: var(--bg-dark);
            border-bottom: 1px solid var(--border-gold);
        }
        .comparison-table th {
            padding: var(--spacing-sm) var(--spacing-md);
            text-align: left;
            font-weight: 800;
            color: var(--accent-gold);
            font-size: 0.85rem;
            text-transform: uppercase;
            letter-spacing: 0.03em;
        }
        .comparison-table td {
            padding: var(--spacing-sm) var(--spacing-md);
            border-bottom: 1px solid var(--border-soft);
            color: var(--text-mint);
            vertical-align: middle;
        }
        .comparison-table tbody tr:hover {
            background: rgba(255, 215, 0, 0.04);
        }
        .comparison-table tbody tr:last-child td {
            border-bottom: none;
        }
        .table-check {
            color: #4ADE80;
            font-weight: 700;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .table-amount {
            font-weight: 800;
            color: var(--accent-gold);
            white-space: nowrap;
        }
        .badge-new {
            display: inline-block;
            padding: 2px 10px;
            border-radius: 999px;
            background: var(--accent-red);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }

        /* ========== FAQ ========== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
            max-width: 900px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item.active {
            border-color: var(--border-gold);
            box-shadow: var(--shadow-soft);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: var(--spacing-sm);
            padding: var(--spacing-sm) var(--spacing-md);
            cursor: pointer;
            font-weight: 700;
            font-size: 1rem;
            color: var(--text-white);
            transition: var(--transition);
            text-align: left;
            width: 100%;
        }
        .faq-question:hover {
            color: var(--accent-gold);
        }
        .faq-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: rgba(255, 215, 0, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
            color: var(--accent-gold);
            flex-shrink: 0;
            transition: var(--transition);
        }
        .faq-item.active .faq-icon {
            transform: rotate(180deg);
            background: rgba(255, 215, 0, 0.2);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 var(--spacing-md);
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.7;
        }
        .faq-item.active .faq-answer {
            max-height: 500px;
            padding: 0 var(--spacing-md) var(--spacing-md);
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            padding: var(--spacing-xl) 0;
            background: var(--bg-dark);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -150px;
            right: -100px;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(255, 215, 0, 0.15) 0%, transparent 60%);
            border-radius: 50%;
        }
        .cta-box {
            background: linear-gradient(135deg, var(--bg-secondary), var(--bg-card));
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-xl);
            padding: var(--spacing-lg);
            text-align: center;
            box-shadow: var(--shadow-gold);
            position: relative;
            z-index: 1;
            max-width: 850px;
            margin: 0 auto;
        }
        .cta-box h2 {
            font-size: clamp(1.4rem, 3vw, 1.9rem);
            font-weight: 900;
            margin-bottom: var(--spacing-sm);
            letter-spacing: -0.02em;
        }
        .cta-box h2 .highlight {
            color: var(--accent-gold);
        }
        .cta-box p {
            color: var(--text-muted);
            margin-bottom: var(--spacing-md);
            font-size: 1rem;
            line-height: 1.7;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-actions {
            display: flex;
            gap: var(--spacing-sm);
            justify-content: center;
            flex-wrap: wrap;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--bg-dark);
            border-top: 1px solid var(--border-gold);
            padding: var(--spacing-lg) 0 var(--spacing-sm);
            color: var(--text-muted);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: var(--spacing-lg);
            margin-bottom: var(--spacing-lg);
            padding-bottom: var(--spacing-md);
            border-bottom: 1px solid var(--border-soft);
        }
        .footer-brand h3 {
            font-size: 1.1rem;
            font-weight: 800;
            color: var(--accent-gold);
            margin-bottom: var(--spacing-xs);
            line-height: 1.4;
        }
        .footer-brand p {
            font-size: 0.9rem;
            color: var(--text-soft);
            line-height: 1.7;
            max-width: 380px;
        }
        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: var(--spacing-xs);
        }
        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul li a {
            font-size: 0.9rem;
            color: var(--text-muted);
            transition: var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--accent-gold);
            padding-left: 4px;
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: var(--spacing-sm);
            padding-top: var(--spacing-sm);
        }
        .footer-bottom p {
            font-size: 0.85rem;
            color: var(--text-soft);
        }
        .footer-badges {
            display: flex;
            gap: var(--spacing-xs);
            flex-wrap: wrap;
        }
        .footer-badges .badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 4px 12px;
            border-radius: 999px;
            background: rgba(255, 215, 0, 0.1);
            border: 1px solid var(--border-gold);
            font-size: 0.75rem;
            font-weight: 800;
            color: var(--accent-gold);
            letter-spacing: 0.03em;
        }
        .footer-bottom .domain-text {
            font-size: 0.85rem;
            color: var(--text-soft);
        }

        /* ========== FLOATING ACTION BUTTON ========== */
        .floating-fab {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 50;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: radial-gradient(circle, #0D2B1B, #061E12);
            border: 3px solid var(--accent-gold);
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            color: var(--accent-gold);
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            opacity: 0.7;
            animation: fab-float 3s ease-in-out infinite;
            cursor: pointer;
        }
        .floating-fab:hover {
            transform: scale(1.1);
            opacity: 1;
            box-shadow: 0 8px 32px rgba(255, 215, 0, 0.4);
            animation-play-state: paused;
        }
        .floating-fab:active {
            transform: scale(0.95) translateY(2px);
        }
        .floating-fab .notification-dot {
            position: absolute;
            top: 4px;
            right: 4px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--accent-red);
            border: 2px solid var(--bg-dark);
            animation: dot-blink 1.5s ease-in-out infinite;
        }
        @keyframes fab-float {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-8px); }
        }
        @keyframes dot-blink {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(0.8); }
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .banner-content {
                grid-template-columns: 1fr;
                gap: var(--spacing-md);
            }
            .banner-visual {
                min-height: 280px;
            }
            .banner-visual img {
                min-height: 280px;
            }
            .service-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
            .nav-actions .btn-text {
                display: none;
            }
            .nav-actions .btn-gold {
                display: inline-flex;
            }
            .menu-toggle {
                display: flex;
            }
            .mobile-nav {
                display: none;
                flex-direction: column;
                gap: 4px;
                padding: var(--spacing-sm) var(--spacing-sm) var(--spacing-md);
                background: rgba(6, 30, 18, 0.98);
                border-top: 1px solid var(--border-soft);
            }
            .mobile-nav.open {
                display: flex;
            }
            .service-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--spacing-md);
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .banner-icon-grid {
                gap: 8px;
            }
            .banner-icon-item {
                min-width: 70px;
                padding: 10px 12px;
            }
            .cta-box {
                padding: var(--spacing-md);
            }
            .comparison-table {
                display: block;
                overflow-x: auto;
                white-space: nowrap;
            }
            .comparison-table th,
            .comparison-table td {
                padding: var(--spacing-xs) var(--spacing-sm);
                font-size: 0.85rem;
            }
            .floating-fab {
                width: 48px;
                height: 48px;
                font-size: 1.3rem;
                left: 12px;
                bottom: 88px;
            }
        }

        @media (max-width: 520px) {
            .header-inner {
                min-height: 64px;
            }
            .logo-text {
                font-size: 0.8rem;
                max-width: 140px;
            }
            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 16px;
            }
            .btn {
                font-size: 0.82rem;
                padding: 8px 16px;
                min-height: 40px;
            }
            .btn-gold {
                padding: 8px 14px;
            }
            .page-banner {
                padding: 120px 0 var(--spacing-lg);
            }
            .banner-text h1 {
                font-size: 1.7rem;
            }
            .banner-text .lead {
                font-size: 0.95rem;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .section-header {
                flex-direction: column;
                align-items: flex-start;
            }
        }

/* roulang page: category2 */
:root {
            --bg-primary: #0A2E1C;
            --bg-secondary: #123E25;
            --bg-card: #0B351F;
            --bg-dark: #061E12;
            --accent-gold: #FFD700;
            --accent-gold-soft: #F0C541;
            --accent-red: #D32F2F;
            --accent-red-dark: #B71C1C;
            --text-white: #FFFFFF;
            --text-mint: #D1F2EB;
            --text-muted: #A8C9B8;
            --text-soft: #8FBFAA;
            --border-gold: rgba(255, 215, 0, 0.35);
            --border-soft: rgba(255, 255, 255, 0.12);
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --shadow-soft: 0 8px 30px rgba(0, 0, 0, 0.25);
            --shadow-gold: 0 8px 32px rgba(255, 215, 0, 0.15);
            --shadow-red: 0 8px 32px rgba(211, 47, 47, 0.2);
            --font-main: 'Be Vietnam Pro', 'Segoe UI', Tahoma, sans-serif;
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 64px;
            --spacing-2xl: 80px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
        }
        
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        
        body {
            font-family: var(--font-main);
            background-color: var(--bg-primary);
            color: var(--text-white);
            line-height: 1.65;
            overflow-x: hidden;
            min-height: 100vh;
            font-size: 16px;
        }
        
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        
        button, input, select, textarea {
            font-family: var(--font-main);
            font-size: 1rem;
            border: none;
            outline: none;
            background: none;
            color: inherit;
        }
        
        button {
            cursor: pointer;
        }
        
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--spacing-sm);
            width: 100%;
        }
        
        /* -------- Bootstrap Overrides -------- */
        .container {
            max-width: var(--max-width);
        }
        .row {
            margin-left: -10px;
            margin-right: -10px;
        }
        .row > [class*="col-"] {
            padding-left: 10px;
            padding-right: 10px;
        }
        .btn {
            border-radius: 999px;
            border: 2px solid transparent;
            font-weight: 700;
            font-size: 0.9rem;
            padding: 10px 22px;
            min-height: 44px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            transition: var(--transition);
            white-space: nowrap;
            letter-spacing: 0.01em;
        }
        .btn:focus {
            box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.4);
        }
        .btn-gold {
            background: linear-gradient(135deg, var(--accent-gold), #E6A800);
            color: var(--bg-dark);
            font-weight: 800;
            box-shadow: var(--shadow-gold);
            border-color: transparent;
        }
        .btn-gold:hover, .btn-gold:focus {
            background: linear-gradient(135deg, #FFE033, #F0C541);
            color: var(--bg-dark);
            transform: translateY(-2px);
            box-shadow: 0 12px 40px rgba(255, 215, 0, 0.35);
        }
        .btn-outline-gold {
            background: transparent;
            color: var(--accent-gold);
            border-color: var(--border-gold);
            font-weight: 600;
        }
        .btn-outline-gold:hover, .btn-outline-gold:focus {
            background: rgba(255, 215, 0, 0.1);
            border-color: var(--accent-gold);
            color: var(--accent-gold);
            transform: translateY(-2px);
        }
        
        /* -------- Header / Nav -------- */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(6, 30, 18, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-gold);
            transition: var(--transition);
        }
        .site-header.scrolled {
            background: rgba(6, 30, 18, 0.98);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 72px;
            gap: var(--spacing-sm);
        }
        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--accent-gold), #B8860B);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--bg-dark);
            font-weight: 900;
            box-shadow: 0 0 16px rgba(255, 215, 0, 0.4);
        }
        .logo-text {
            font-size: 0.95rem;
            font-weight: 800;
            color: var(--accent-gold);
            line-height: 1.2;
            letter-spacing: -0.015em;
            max-width: 180px;
        }
        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .nav-desktop a {
            padding: 8px 16px;
            border-radius: 999px;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-mint);
            position: relative;
            transition: var(--transition);
            white-space: nowrap;
        }
        .nav-desktop a:hover {
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.08);
        }
        .nav-desktop a.active {
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.12);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
            flex-shrink: 0;
        }
        .btn-text {
            color: var(--text-mint);
            border: 2px solid transparent;
            padding: 10px 16px;
            background: none;
        }
        .btn-text:hover, .btn-text:focus {
            color: var(--accent-gold);
            border-color: rgba(255, 215, 0, 0.3);
            background: rgba(255, 215, 0, 0.05);
            transform: none;
            box-shadow: none;
        }
        .menu-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: 8px;
            border: 1px solid var(--border-soft);
            background: transparent;
            min-height: auto;
        }
        .menu-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--text-mint);
            border-radius: 2px;
            transition: var(--transition);
        }
        .menu-toggle.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
            background: var(--accent-gold);
        }
        .menu-toggle.active span:nth-child(2) {
            opacity: 0;
        }
        .menu-toggle.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
            background: var(--accent-gold);
        }
        .mobile-nav {
            display: none;
            flex-direction: column;
            padding: var(--spacing-sm) var(--spacing-sm) var(--spacing-md);
            gap: 4px;
            background: rgba(6, 30, 18, 0.98);
            border-top: 1px solid var(--border-soft);
        }
        .mobile-nav a {
            padding: 12px 16px;
            border-radius: 12px;
            font-weight: 600;
            color: var(--text-mint);
            transition: var(--transition);
        }
        .mobile-nav a:hover {
            background: rgba(255, 215, 0, 0.08);
            color: var(--accent-gold);
        }
        .mobile-nav a.active {
            background: rgba(255, 215, 0, 0.12);
            color: var(--accent-gold);
        }
        
        /* -------- FAB -------- */
        .fab-floating {
            position: fixed;
            left: 1rem;
            bottom: 6rem;
            z-index: 900;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, #1A3A28, #0B1A12);
            border: 3px solid var(--accent-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            color: var(--accent-gold);
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3), inset 0 2px 4px rgba(255, 255, 255, 0.1);
            opacity: 0.7;
            animation: fabBreathe 3s ease-in-out infinite;
            transition: var(--transition);
            text-decoration: none;
            min-height: 56px;
            padding: 0;
        }
        .fab-floating:hover {
            opacity: 1;
            transform: scale(1.1);
            animation-play-state: paused;
            box-shadow: 0 6px 28px rgba(255, 215, 0, 0.5), inset 0 2px 6px rgba(255, 255, 255, 0.15);
        }
        .fab-floating:active {
            transform: scale(0.95) translateY(2px);
        }
        .fab-floating .fab-icon {
            transition: var(--transition);
        }
        .fab-floating:hover .fab-icon {
            transform: rotate(360deg);
        }
        .fab-floating::after {
            content: '';
            position: absolute;
            top: -2px;
            right: -2px;
            width: 16px;
            height: 16px;
            background: #D32F2F;
            border-radius: 50%;
            border: 2px solid #061E12;
            animation: fabPulse 1.5s ease-in-out infinite;
        }
        @keyframes fabBreathe {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-6px); }
        }
        @keyframes fabPulse {
            0%, 100% { box-shadow: 0 0 0 0 rgba(211, 47, 47, 0.7); }
            50% { box-shadow: 0 0 0 6px rgba(211, 47, 47, 0); }
        }
        
        /* -------- Page Banner -------- */
        .page-banner {
            position: relative;
            padding: 160px 0 80px;
            background-image: url('/assets/images/backpic/back-2.jpg');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            min-height: 520px;
            display: flex;
            align-items: center;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(6, 30, 18, 0.85) 0%, rgba(6, 30, 18, 0.6) 40%, rgba(10, 46, 28, 0.95) 100%);
        }
        .page-banner .container {
            position: relative;
            z-index: 1;
        }
        .page-banner .banner-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 215, 0, 0.12);
            border: 1px solid var(--border-gold);
            border-radius: 999px;
            padding: 6px 16px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--accent-gold);
            margin-bottom: var(--spacing-md);
        }
        .page-banner h1 {
            font-size: clamp(1.8rem, 4vw, 3rem);
            font-weight: 900;
            color: var(--text-white);
            line-height: 1.2;
            margin-bottom: var(--spacing-sm);
            letter-spacing: -0.02em;
        }
        .page-banner .banner-sub {
            font-size: 1.05rem;
            color: var(--text-mint);
            max-width: 640px;
            line-height: 1.7;
            margin-bottom: var(--spacing-md);
        }
        .banner-nav-strip {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: var(--spacing-md);
        }
        .banner-nav-strip a {
            padding: 8px 18px;
            background: rgba(255, 255, 255, 0.08);
            border-radius: 999px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-mint);
            transition: var(--transition);
            border: 1px solid var(--border-soft);
        }
        .banner-nav-strip a:hover {
            background: rgba(255, 215, 0, 0.15);
            border-color: var(--border-gold);
            color: var(--accent-gold);
        }
        .banner-cta-group {
            display: flex;
            flex-wrap: wrap;
            gap: var(--spacing-sm);
        }
        
        /* -------- Section Common -------- */
        .section-block {
            padding: var(--spacing-xl) 0;
        }
        .section-block.alt-bg {
            background: var(--bg-dark);
        }
        .section-header {
            margin-bottom: var(--spacing-lg);
        }
        .section-header .section-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--accent-gold);
            text-transform: uppercase;
            letter-spacing: 0.06em;
            margin-bottom: var(--spacing-xs);
        }
        .section-header h2 {
            font-size: clamp(1.5rem, 3vw, 2.2rem);
            font-weight: 800;
            color: var(--text-white);
            line-height: 1.25;
            letter-spacing: -0.015em;
            margin-bottom: var(--spacing-sm);
        }
        .section-header p {
            color: var(--text-muted);
            font-size: 1rem;
            max-width: 680px;
            line-height: 1.7;
        }
        
        /* -------- Metrics Board -------- */
        .metrics-board {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-sm);
        }
        .metric-card {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            padding: var(--spacing-md);
            display: flex;
            flex-direction: column;
            gap: 6px;
            transition: var(--transition);
            min-height: 150px;
            justify-content: center;
        }
        .metric-card:hover {
            border-color: var(--border-gold);
            transform: translateY(-4px);
            box-shadow: var(--shadow-gold);
        }
        .metric-card .metric-icon {
            width: 46px;
            height: 46px;
            background: rgba(255, 215, 0, 0.1);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--accent-gold);
            margin-bottom: 4px;
        }
        .metric-card .metric-value {
            font-size: clamp(1.5rem, 3vw, 2.2rem);
            font-weight: 900;
            color: var(--accent-gold);
            line-height: 1.2;
        }
        .metric-card .metric-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: 500;
        }
        
        /* -------- Evaluation Matrix -------- */
        .matrix-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--spacing-md);
        }
        .matrix-item {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            padding: var(--spacing-md);
            display: flex;
            gap: var(--spacing-sm);
            align-items: flex-start;
            transition: var(--transition);
        }
        .matrix-item:hover {
            border-color: var(--border-gold);
            box-shadow: var(--shadow-soft);
        }
        .matrix-item .matrix-icon {
            flex-shrink: 0;
            width: 48px;
            height: 48px;
            background: rgba(255, 215, 0, 0.08);
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--accent-gold);
        }
        .matrix-item h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 6px;
            letter-spacing: -0.01em;
        }
        .matrix-item p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 0;
        }
        .matrix-item .matrix-score {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            margin-top: 8px;
            background: rgba(255, 215, 0, 0.1);
            border-radius: 999px;
            padding: 4px 12px;
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--accent-gold);
        }
        
        /* -------- Ranking / Comparison -------- */
        .ranking-list {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }
        .rank-item {
            display: flex;
            gap: var(--spacing-sm);
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            padding: var(--spacing-sm) var(--spacing-md);
            transition: var(--transition);
            align-items: center;
            flex-wrap: wrap;
        }
        .rank-item:hover {
            border-color: var(--border-gold);
            box-shadow: var(--shadow-soft);
            transform: translateX(4px);
        }
        .rank-number {
            flex-shrink: 0;
            width: 52px;
            height: 52px;
            background: linear-gradient(135deg, var(--accent-gold), #B8860B);
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 900;
            font-size: 1.2rem;
            color: var(--bg-dark);
        }
        .rank-item:nth-child(1) .rank-number {
            background: linear-gradient(135deg, #FFE033, #FFD700);
            box-shadow: 0 0 20px rgba(255, 215, 0, 0.5);
        }
        .rank-item:nth-child(2) .rank-number {
            background: linear-gradient(135deg, #E8E8E8, #C0C0C0);
            color: #333;
        }
        .rank-item:nth-child(3) .rank-number {
            background: linear-gradient(135deg, #E6A800, #CD7F32);
            color: #fff;
        }
        .rank-info {
            flex: 1;
            min-width: 160px;
        }
        .rank-info h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 2px;
        }
        .rank-info p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 0;
        }
        .rank-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-top: 6px;
        }
        .rank-tags .tag {
            font-size: 0.7rem;
            font-weight: 700;
            padding: 3px 10px;
            border-radius: 999px;
            background: rgba(255, 215, 0, 0.1);
            color: var(--accent-gold);
            border: 1px solid var(--border-gold);
            letter-spacing: 0.02em;
        }
        .rank-tags .tag.tag-red {
            background: rgba(211, 47, 47, 0.15);
            color: #FF6B6B;
            border-color: rgba(211, 47, 47, 0.4);
        }
        .rank-score {
            flex-shrink: 0;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 2px;
            background: rgba(255, 255, 255, 0.04);
            border-radius: var(--radius-sm);
            padding: 10px 16px;
            min-width: 80px;
        }
        .rank-score .score-value {
            font-size: 1.3rem;
            font-weight: 900;
            color: var(--accent-gold);
        }
        .rank-score .score-label {
            font-size: 0.7rem;
            color: var(--text-muted);
            font-weight: 500;
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }
        .rank-item .btn {
            flex-shrink: 0;
            min-height: 40px;
            padding: 8px 18px;
            font-size: 0.8rem;
        }
        
        /* -------- FAQ -------- */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: var(--border-gold);
        }
        .faq-item .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: var(--spacing-sm) var(--spacing-md);
            font-weight: 700;
            color: var(--text-white);
            font-size: 1rem;
            cursor: pointer;
            gap: var(--spacing-sm);
            min-height: 48px;
            transition: var(--transition);
        }
        .faq-item .faq-question:hover {
            color: var(--accent-gold);
        }
        .faq-item .faq-question .fa-chevron-down {
            flex-shrink: 0;
            transition: var(--transition);
            color: var(--accent-gold);
            font-size: 0.9rem;
        }
        .faq-item.open .faq-question .fa-chevron-down {
            transform: rotate(180deg);
        }
        .faq-item .faq-answer {
            padding: 0 var(--spacing-md) var(--spacing-md);
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.7;
            display: none;
        }
        .faq-item.open .faq-answer {
            display: block;
            animation: fadeIn 0.3s ease;
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(-6px); }
            to { opacity: 1; transform: translateY(0); }
        }
        
        /* -------- CTA Form -------- */
        .cta-form-card {
            background: linear-gradient(145deg, var(--bg-card), var(--bg-secondary));
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-xl);
            padding: var(--spacing-lg);
            box-shadow: var(--shadow-gold);
        }
        .cta-form-card .form-label {
            color: var(--text-mint);
            font-weight: 600;
            font-size: 0.9rem;
            margin-bottom: 6px;
        }
        .cta-form-card .form-control {
            background: rgba(6, 30, 18, 0.6);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-sm);
            color: var(--text-white);
            padding: 12px 16px;
            font-size: 0.95rem;
            transition: var(--transition);
        }
        .cta-form-card .form-control:focus {
            border-color: var(--accent-gold);
            box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.15);
            background: rgba(6, 30, 18, 0.8);
            color: var(--text-white);
        }
        .cta-form-card .form-control::placeholder {
            color: var(--text-soft);
        }
        .cta-form-card .form-select {
            background-color: rgba(6, 30, 18, 0.6);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-sm);
            color: var(--text-white);
            padding: 12px 16px;
            font-size: 0.95rem;
        }
        .cta-form-card .form-select:focus {
            border-color: var(--accent-gold);
            box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.15);
        }
        .cta-form-card .btn-submit {
            width: 100%;
            min-height: 52px;
            font-size: 1rem;
            font-weight: 800;
            letter-spacing: 0.02em;
        }
        .form-check-input:checked {
            background-color: var(--accent-gold);
            border-color: var(--accent-gold);
        }
        .form-check-label {
            color: var(--text-muted);
            font-size: 0.85rem;
        }
        
        /* -------- Footer -------- */
        .site-footer {
            background: var(--bg-dark);
            border-top: 1px solid var(--border-gold);
            padding: var(--spacing-xl) 0 var(--spacing-md);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: var(--spacing-lg);
            margin-bottom: var(--spacing-lg);
        }
        .footer-brand h3 {
            font-size: 1.1rem;
            font-weight: 800;
            color: var(--accent-gold);
            margin-bottom: var(--spacing-sm);
            line-height: 1.3;
        }
        .footer-brand p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 0;
        }
        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: var(--spacing-sm);
            letter-spacing: 0.01em;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul li a {
            color: var(--text-muted);
            font-size: 0.9rem;
            font-weight: 500;
            transition: var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--accent-gold);
            padding-left: 4px;
        }
        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: var(--spacing-sm);
            padding-top: var(--spacing-md);
            border-top: 1px solid var(--border-soft);
        }
        .footer-bottom p {
            font-size: 0.85rem;
            color: var(--text-soft);
            margin-bottom: 0;
        }
        .footer-badges {
            display: flex;
            gap: 8px;
        }
        .footer-badges .badge {
            padding: 6px 12px;
            background: rgba(255, 215, 0, 0.08);
            border: 1px solid var(--border-gold);
            border-radius: 999px;
            font-size: 0.75rem;
            font-weight: 700;
            color: var(--accent-gold);
            letter-spacing: 0.03em;
        }
        .domain-text {
            font-size: 0.8rem;
            color: var(--text-soft);
            font-weight: 500;
            letter-spacing: 0.04em;
        }
        
        /* -------- Responsive -------- */
        @media (max-width: 1024px) {
            .metrics-board {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
            .menu-toggle {
                display: flex;
            }
            .mobile-nav.show {
                display: flex;
            }
            .page-banner {
                padding: 120px 0 60px;
                min-height: 420px;
            }
            .matrix-list {
                grid-template-columns: 1fr;
            }
            .section-block {
                padding: var(--spacing-lg) 0;
            }
            .rank-item {
                flex-direction: column;
                align-items: stretch;
                gap: var(--spacing-sm);
            }
            .rank-score {
                flex-direction: row;
                justify-content: center;
                align-items: center;
                gap: 8px;
            }
            .fab-floating {
                left: 0.75rem;
                bottom: 5rem;
                width: 48px;
                height: 48px;
                min-height: 48px;
                font-size: 20px;
            }
        }
        @media (max-width: 520px) {
            .logo-text {
                max-width: 130px;
                font-size: 0.85rem;
            }
            .metrics-board {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: var(--spacing-sm);
            }
            .banner-nav-strip a {
                padding: 6px 12px;
                font-size: 0.78rem;
            }
            .btn-gold, .btn-outline-gold {
                padding: 8px 16px;
                font-size: 0.8rem;
            }
            .nav-actions .btn-text {
                padding: 8px 10px;
                font-size: 0.8rem;
            }
        }

/* roulang page: category3 */
/* ====== Design System ====== */
        :root {
            --bg-primary: #0A2E1C;
            --bg-secondary: #123E25;
            --bg-card: #0B351F;
            --bg-dark: #061E12;
            --accent-gold: #FFD700;
            --accent-gold-soft: #F0C541;
            --accent-red: #D32F2F;
            --accent-red-dark: #B71C1C;
            --text-white: #FFFFFF;
            --text-mint: #D1F2EB;
            --text-muted: #A8C9B8;
            --text-soft: #8FBFAA;
            --border-gold: rgba(255, 215, 0, 0.35);
            --border-soft: rgba(255, 255, 255, 0.12);
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --shadow-soft: 0 8px 30px rgba(0, 0, 0, 0.25);
            --shadow-gold: 0 8px 32px rgba(255, 215, 0, 0.15);
            --shadow-red: 0 8px 32px rgba(211, 47, 47, 0.2);
            --font-main: 'Be Vietnam Pro', 'Segoe UI', Tahoma, sans-serif;
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 64px;
            --spacing-2xl: 80px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
        }

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

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

        body {
            font-family: var(--font-main);
            background-color: var(--bg-primary);
            color: var(--text-white);
            line-height: 1.65;
            overflow-x: hidden;
            min-height: 100vh;
            font-size: 16px;
        }

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

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

        button,
        input,
        select,
        textarea {
            font-family: var(--font-main);
            font-size: 1rem;
            border: none;
            outline: none;
            background: none;
            color: inherit;
        }

        button {
            cursor: pointer;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--spacing-sm);
            width: 100%;
        }

        /* Header & Nav */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(6, 30, 18, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-gold);
            transition: var(--transition);
        }

        .site-header.scrolled {
            background: rgba(6, 30, 18, 0.98);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 72px;
            gap: var(--spacing-sm);
        }

        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--accent-gold), #B8860B);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--bg-dark);
            font-weight: 900;
            box-shadow: 0 0 16px rgba(255, 215, 0, 0.4);
        }

        .logo-text {
            font-size: 0.95rem;
            font-weight: 800;
            color: var(--accent-gold);
            line-height: 1.2;
            letter-spacing: -0.015em;
            max-width: 180px;
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .nav-desktop a:not(.nav-btn-link) {
            padding: 8px 16px;
            border-radius: 999px;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-mint);
            position: relative;
            transition: var(--transition);
            white-space: nowrap;
        }

        .nav-desktop a:not(.nav-btn-link):hover {
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.08);
        }

        .nav-desktop a:not(.nav-btn-link).active {
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.12);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
            flex-shrink: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 700;
            font-size: 0.9rem;
            border-radius: 999px;
            padding: 10px 22px;
            transition: var(--transition);
            border: 2px solid transparent;
            white-space: nowrap;
            letter-spacing: 0.01em;
            min-height: 44px;
        }

        .btn-text {
            color: var(--text-mint);
            border: 2px solid transparent;
            padding: 10px 16px;
        }

        .btn-text:hover {
            color: var(--accent-gold);
            border-color: rgba(255, 215, 0, 0.3);
            background: rgba(255, 215, 0, 0.05);
        }

        .btn-gold {
            background: linear-gradient(135deg, var(--accent-gold), #E6A800);
            color: var(--bg-dark);
            font-weight: 800;
            box-shadow: var(--shadow-gold);
        }

        .btn-gold:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 36px rgba(255, 215, 0, 0.35);
        }

        .btn-outline {
            border: 2px solid var(--border-gold);
            color: var(--accent-gold);
            background: transparent;
        }

        .btn-outline:hover {
            background: rgba(255, 215, 0, 0.1);
            transform: translateY(-2px);
        }

        .btn-red {
            background: linear-gradient(135deg, var(--accent-red), var(--accent-red-dark));
            color: #fff;
            box-shadow: var(--shadow-red);
        }

        .menu-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            background: rgba(255, 215, 0, 0.1);
            border-radius: 12px;
            border: 1px solid var(--border-gold);
        }

        .menu-toggle span {
            width: 22px;
            height: 2px;
            background-color: var(--accent-gold);
            border-radius: 2px;
            transition: var(--transition);
        }

        .mobile-nav {
            display: none;
            flex-direction: column;
            padding: var(--spacing-sm);
            background: rgba(6, 30, 18, 0.98);
            border-top: 1px solid var(--border-gold);
            gap: 4px;
        }

        .mobile-nav a {
            padding: 12px 16px;
            border-radius: 12px;
            font-weight: 600;
            color: var(--text-mint);
        }

        .mobile-nav a.active {
            background: rgba(255, 215, 0, 0.12);
            color: var(--accent-gold);
        }

        .mobile-nav a:hover {
            background: rgba(255, 215, 0, 0.08);
        }

        /* Hero */
        .hero-section {
            padding-top: calc(72px + var(--spacing-xl));
            padding-bottom: var(--spacing-xl);
            background: radial-gradient(circle at 80% 20%, rgba(255, 215, 0, 0.08), transparent 45%),
                        linear-gradient(135deg, #0A2E1C 0%, #061E12 100%);
            border-bottom: 1px solid var(--border-soft);
            position: relative;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: -60%;
            right: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(255, 215, 0, 0.12), transparent 60%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-inner {
            display: flex;
            align-items: center;
            gap: var(--spacing-lg);
            position: relative;
            z-index: 2;
        }

        .hero-copy {
            flex: 1;
        }

        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 215, 0, 0.1);
            border: 1px solid var(--border-gold);
            color: var(--accent-gold);
            padding: 6px 14px;
            border-radius: 999px;
            font-size: 0.8rem;
            font-weight: 700;
            margin-bottom: var(--spacing-sm);
            letter-spacing: 0.03em;
        }

        .hero-copy h1 {
            font-size: clamp(2rem, 5vw, 3.25rem);
            font-weight: 900;
            line-height: 1.15;
            margin-bottom: var(--spacing-sm);
            letter-spacing: -0.02em;
            color: #fff;
        }

        .hero-copy h1 span {
            color: var(--accent-gold);
        }

        .hero-copy p {
            font-size: 1.1rem;
            color: var(--text-mint);
            max-width: 560px;
            margin-bottom: var(--spacing-md);
            line-height: 1.6;
        }

        .hero-badges {
            display: flex;
            flex-wrap: wrap;
            gap: var(--spacing-sm);
            margin-bottom: var(--spacing-md);
        }

        .hero-badges .badge-item {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-soft);
            padding: 8px 16px;
            border-radius: 999px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-mint);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .hero-badges .badge-item i {
            color: var(--accent-gold);
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: var(--spacing-sm);
        }

        .hero-visual {
            flex: 1;
            min-width: 300px;
            max-width: 520px;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-soft);
            border: 1px solid var(--border-gold);
            background: rgba(0, 0, 0, 0.2);
            position: relative;
        }
        .hero-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-xl);
            min-height: 320px;
        }
        .hero-visual::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 150px;
            background: linear-gradient(to top, rgba(6,30,18,0.9), transparent);
            pointer-events: none;
        }

        /* Metrics Dashboard */
        .metrics-section {
            padding: var(--spacing-xl) 0;
        }
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: var(--spacing-md);
        }
        .metric-card {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            padding: var(--spacing-md);
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            transition: var(--transition);
        }
        .metric-card:hover {
            border-color: var(--border-gold);
            transform: translateY(-4px);
            box-shadow: var(--shadow-gold);
        }
        .metric-icon {
            width: 52px;
            height: 52px;
            border-radius: 16px;
            background: rgba(255, 215, 0, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--accent-gold);
            flex-shrink: 0;
        }
        .metric-info h4 {
            font-size: 1.5rem;
            font-weight: 900;
            color: #fff;
            letter-spacing: -0.01em;
            margin-bottom: 4px;
        }
        .metric-info p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin: 0;
        }

        /* Services Matrix / Promo Highlights */
        .promo-section {
            padding: var(--spacing-xl) 0;
            background: var(--bg-secondary);
        }
        .section-header {
            margin-bottom: var(--spacing-lg);
            max-width: 700px;
        }
        .section-header h2 {
            font-size: clamp(1.5rem, 3vw, 2.25rem);
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.01em;
            margin-bottom: var(--spacing-xs);
        }
        .section-header h2 span {
            color: var(--accent-gold);
        }
        .section-header p {
            color: var(--text-muted);
            font-size: 1rem;
        }
        .promo-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: var(--spacing-md);
        }
        .promo-card {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            padding: var(--spacing-md);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            position: relative;
            overflow: hidden;
        }
        .promo-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--accent-gold), transparent);
            border-radius: var(--radius-lg) var(--radius-lg) 0 0;
        }
        .promo-card:hover {
            transform: translateY(-6px);
            border-color: var(--border-gold);
            box-shadow: var(--shadow-gold);
        }
        .promo-card .promo-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.75rem;
            font-weight: 700;
            color: var(--accent-gold);
            text-transform: uppercase;
            letter-spacing: 0.03em;
            margin-bottom: var(--spacing-xs);
        }
        .promo-card h3 {
            font-size: 1.25rem;
            font-weight: 800;
            margin-bottom: var(--spacing-xs);
            color: #fff;
        }
        .promo-card p {
            color: var(--text-muted);
            font-size: 0.95rem;
            margin-bottom: var(--spacing-sm);
            flex: 1;
        }
        .promo-card .promo-value {
            background: rgba(255, 215, 0, 0.1);
            border: 1px dashed var(--border-gold);
            padding: 8px 12px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            color: var(--accent-gold);
            display: inline-block;
            align-self: flex-start;
            margin-bottom: var(--spacing-sm);
        }

        /* Comparison Table */
        .compare-section {
            padding: var(--spacing-xl) 0;
        }
        .compare-wrapper {
            background: var(--bg-card);
            border-radius: var(--radius-xl);
            border: 1px solid var(--border-soft);
            overflow: hidden;
            box-shadow: var(--shadow-soft);
        }
        .compare-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.9rem;
        }
        .compare-table th,
        .compare-table td {
            padding: 14px 16px;
            text-align: left;
            border-bottom: 1px solid var(--border-soft);
        }
        .compare-table th {
            background: rgba(255, 215, 0, 0.05);
            color: var(--accent-gold);
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.02em;
            font-size: 0.75rem;
        }
        .compare-table tr:last-child td {
            border-bottom: none;
        }
        .compare-table td {
            color: var(--text-mint);
        }
        .compare-table .highlight {
            color: var(--accent-gold);
            font-weight: 700;
        }
        .compare-note {
            padding: var(--spacing-sm) var(--spacing-md);
            font-size: 0.8rem;
            color: var(--text-soft);
            background: rgba(0, 0, 0, 0.2);
            text-align: center;
        }

        /* FAQ */
        .faq-section {
            padding: var(--spacing-xl) 0;
            background: var(--bg-secondary);
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: var(--border-gold);
        }
        .faq-question {
            padding: 16px 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            font-weight: 700;
            color: #fff;
            transition: var(--transition);
        }
        .faq-question:hover {
            color: var(--accent-gold);
        }
        .faq-question i {
            transition: var(--transition);
            color: var(--accent-gold);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
            padding: 0 20px;
            color: var(--text-muted);
            font-size: 0.95rem;
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 20px 20px;
        }
        .faq-item.active .faq-question i {
            transform: rotate(180deg);
        }

        /* CTA Form */
        .cta-section {
            padding: var(--spacing-xl) 0;
            background: radial-gradient(circle at 50% 0%, rgba(255,215,0,0.1), transparent 60%), var(--bg-dark);
        }
        .cta-card {
            background: var(--bg-card);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-xl);
            padding: var(--spacing-lg);
            max-width: 700px;
            margin: 0 auto;
            text-align: left;
            box-shadow: var(--shadow-gold);
        }
        .cta-card h2 {
            font-size: 1.8rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: var(--spacing-xs);
        }
        .cta-card p {
            color: var(--text-muted);
            margin-bottom: var(--spacing-md);
        }
        .cta-form {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }
        .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--spacing-sm);
        }
        .form-group label {
            display: block;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-mint);
            margin-bottom: 6px;
        }
        .form-group input {
            width: 100%;
            padding: 12px 16px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-sm);
            color: #fff;
            transition: var(--transition);
        }
        .form-group input:focus {
            border-color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.05);
        }
        .form-note {
            font-size: 0.8rem;
            color: var(--text-soft);
            margin-top: var(--spacing-xs);
        }
        .cta-form .btn {
            align-self: flex-start;
            margin-top: var(--spacing-sm);
        }

        /* Footer */
        .site-footer {
            background: var(--bg-dark);
            border-top: 1px solid var(--border-gold);
            padding: var(--spacing-xl) 0 var(--spacing-md);
            color: var(--text-muted);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: var(--spacing-lg);
            margin-bottom: var(--spacing-lg);
        }
        .footer-brand h3 {
            color: var(--accent-gold);
            font-size: 1.25rem;
            font-weight: 800;
            margin-bottom: var(--spacing-xs);
        }
        .footer-brand p {
            font-size: 0.9rem;
        }
        .footer-col h4 {
            color: var(--accent-gold);
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: var(--spacing-sm);
        }
        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col a {
            font-size: 0.9rem;
            color: var(--text-muted);
            transition: var(--transition);
        }
        .footer-col a:hover {
            color: var(--accent-gold);
        }
        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: var(--spacing-sm);
            padding-top: var(--spacing-sm);
            border-top: 1px solid var(--border-soft);
            font-size: 0.85rem;
        }
        .footer-badges {
            display: flex;
            gap: 8px;
        }
        .badge {
            background: rgba(255, 215, 0, 0.1);
            border: 1px solid var(--border-gold);
            color: var(--accent-gold);
            padding: 4px 10px;
            border-radius: 6px;
            font-weight: 700;
            font-size: 0.75rem;
        }
        .domain-text {
            color: var(--text-soft);
            font-size: 0.8rem;
        }

        /* FAB */
        .fab {
            position: fixed;
            left: 16px;
            bottom: 96px;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, #1B1B1B, #0A0A0A);
            border: 2px solid var(--accent-gold);
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 1000;
            cursor: pointer;
            animation: float 3s ease-in-out infinite;
            transition: var(--transition);
            opacity: 0.7;
            font-size: 24px;
            color: var(--accent-gold);
            text-decoration: none;
        }
        .fab:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 8px 28px rgba(255, 215, 0, 0.5);
        }
        .fab::after {
            content: '';
            position: absolute;
            top: -2px;
            right: -2px;
            width: 12px;
            height: 12px;
            background: var(--accent-red);
            border-radius: 50%;
            border: 2px solid #fff;
            animation: blink 1.5s infinite;
        }
        @keyframes float {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-8px); }
        }
        @keyframes blink {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.4; }
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-inner {
                flex-direction: column;
                align-items: flex-start;
            }
            .hero-visual {
                width: 100%;
                max-width: 100%;
                min-height: 280px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
            .menu-toggle {
                display: flex;
            }
            .mobile-nav {
                display: flex;
            }
            .header-inner {
                min-height: 64px;
            }
            .hero-section {
                padding-top: calc(64px + var(--spacing-lg));
                padding-bottom: var(--spacing-lg);
            }
            .form-row {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--spacing-md);
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .fab {
                bottom: 80px;
                left: 12px;
                width: 48px;
                height: 48px;
                font-size: 20px;
            }
        }

        @media (max-width: 520px) {
            .hero-badges .badge-item {
                font-size: 0.75rem;
                padding: 6px 12px;
            }
            .metric-card {
                padding: var(--spacing-sm);
            }
            .promo-card {
                padding: var(--spacing-sm);
            }
            .compare-table {
                font-size: 0.8rem;
            }
            .compare-table th,
            .compare-table td {
                padding: 10px;
            }
        }