/* roulang page: index */
:root {
            --bg-deep: #0A2E1C;
            --bg-forest: #123E25;
            --bg-dark: #071f12;
            --accent-gold: #FFD700;
            --accent-gold-deep: #C5A059;
            --accent-red: #D32F2F;
            --text-white: #FFFFFF;
            --text-mint: #D1F2EB;
            --text-gold: #FEF08A;
            --text-muted: rgba(209, 242, 235, 0.7);
            --border-gold: rgba(255, 215, 0, 0.35);
            --border-soft: rgba(255, 215, 0, 0.15);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 22px;
            --radius-xl: 30px;
            --shadow-gold: 0 8px 32px rgba(255, 215, 0, 0.15);
            --shadow-dark: 0 12px 40px rgba(0, 0, 0, 0.45);
            --shadow-card: 0 6px 24px rgba(0, 0, 0, 0.35);
            --transition-fast: 0.2s ease;
            --transition-base: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-body: 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
            --font-heading: 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
        }

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

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

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.6;
            color: var(--text-white);
            background-color: var(--bg-deep);
            background-image: radial-gradient(ellipse at 20% 10%, rgba(18, 62, 37, 0.7) 0%, transparent 55%),
                radial-gradient(ellipse at 80% 30%, rgba(255, 215, 0, 0.04) 0%, transparent 50%),
                radial-gradient(ellipse at 50% 80%, rgba(10, 46, 28, 0.9) 0%, transparent 60%);
            min-height: 100vh;
        }

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

        a:hover {
            color: #fff0a0;
            text-decoration: none;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-md);
        }

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

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

        .section-pad {
            padding: 72px 0;
        }

        .section-pad-tight {
            padding: 48px 0;
        }

        .section-label {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.12em;
            text-transform: uppercase;
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.1);
            border: 1px solid var(--border-gold);
            padding: 6px 16px;
            border-radius: 100px;
            margin-bottom: 18px;
        }

        .section-title {
            font-family: var(--font-heading);
            font-size: clamp(1.7rem, 3.2vw, 2.4rem);
            font-weight: 800;
            line-height: 1.25;
            color: var(--text-white);
            margin-bottom: 14px;
            letter-spacing: -0.01em;
        }

        .section-title .gold {
            color: var(--accent-gold);
        }

        .section-desc {
            font-size: 1.05rem;
            line-height: 1.7;
            color: var(--text-mint);
            max-width: 720px;
            margin-bottom: 36px;
        }

        .section-desc.left {
            margin-left: 0;
            margin-right: auto;
            text-align: left;
        }

        /* ===== Header & Navigation ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(7, 31, 18, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-soft);
            transition: background var(--transition-base), box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            background: rgba(7, 31, 18, 0.98);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
        }

        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            padding: 16px 0;
            min-height: 68px;
        }

        .nav-logo {
            font-size: 1.05rem;
            font-weight: 800;
            color: var(--accent-gold);
            letter-spacing: -0.01em;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
            line-height: 1.2;
        }

        .nav-logo .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-gold), #C5A059);
            color: var(--bg-deep);
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
            margin: 0;
        }

        .nav-menu li a {
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--text-mint);
            padding: 8px 4px;
            position: relative;
            white-space: nowrap;
            transition: color var(--transition-fast);
        }

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

        .nav-menu li a:hover,
        .nav-menu li a.active {
            color: var(--accent-gold);
        }

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

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .btn-login {
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--text-mint);
            padding: 9px 18px;
            border: 1px solid rgba(209, 242, 235, 0.3);
            border-radius: 100px;
            background: transparent;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-login:hover {
            color: var(--accent-gold);
            border-color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.08);
        }

        .btn-signup {
            font-size: 0.88rem;
            font-weight: 700;
            color: var(--bg-deep);
            padding: 9px 22px;
            border: none;
            border-radius: 100px;
            background: linear-gradient(135deg, var(--accent-gold), #FFE44D);
            box-shadow: 0 4px 16px rgba(255, 215, 0, 0.3);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-signup:hover {
            color: var(--bg-deep);
            box-shadow: 0 6px 24px rgba(255, 215, 0, 0.45);
            transform: translateY(-1px);
        }

        .hamburger {
            display: none;
            background: rgba(255, 215, 0, 0.12);
            border: 1px solid var(--border-gold);
            border-radius: 8px;
            color: var(--accent-gold);
            font-size: 1.3rem;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-fast);
        }

        .hamburger:hover {
            background: rgba(255, 215, 0, 0.22);
            color: #fff0a0;
        }

        /* ===== Hero Section ===== */
        .hero-section {
            padding: 140px 0 72px;
            position: relative;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
            opacity: 0.18;
            z-index: 0;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(7, 31, 18, 0.65) 0%, rgba(10, 46, 28, 0.9) 70%, var(--bg-deep) 100%);
            z-index: 1;
        }

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

        .hero-grid {
            display: grid;
            grid-template-columns: 1.15fr 0.85fr;
            gap: 48px;
            align-items: center;
        }

        .hero-content {
            text-align: left;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(211, 47, 47, 0.18);
            border: 1px solid rgba(211, 47, 47, 0.4);
            color: #FFC4C4;
            font-size: 0.85rem;
            font-weight: 700;
            padding: 7px 16px;
            border-radius: 100px;
            margin-bottom: 22px;
            letter-spacing: 0.03em;
        }

        .hero-badge .pulse-dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent-red);
            animation: pulse-dot 1.6s ease-in-out infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(211, 47, 47, 0.6);
            }
            50% {
                box-shadow: 0 0 0 6px rgba(211, 47, 47, 0);
            }
        }

        .hero-title {
            font-family: var(--font-heading);
            font-size: clamp(1.9rem, 3.8vw, 2.9rem);
            font-weight: 900;
            line-height: 1.2;
            color: var(--text-white);
            margin-bottom: 20px;
            letter-spacing: -0.015em;
        }

        .hero-title .gold-text {
            background: linear-gradient(135deg, var(--accent-gold), #FFE44D);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }

        .hero-subtitle {
            font-size: 1.08rem;
            line-height: 1.7;
            color: var(--text-mint);
            margin-bottom: 28px;
            max-width: 580px;
        }

        .hero-cta-group {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 32px;
        }

        .btn-primary-hero {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1rem;
            font-weight: 800;
            color: var(--bg-deep);
            background: linear-gradient(135deg, var(--accent-gold), #FFE44D);
            padding: 14px 28px;
            border: none;
            border-radius: 100px;
            box-shadow: 0 6px 24px rgba(255, 215, 0, 0.35);
            transition: all var(--transition-base);
        }

        .btn-primary-hero:hover {
            color: var(--bg-deep);
            box-shadow: 0 10px 36px rgba(255, 215, 0, 0.5);
            transform: translateY(-2px);
        }

        .btn-secondary-hero {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1rem;
            font-weight: 700;
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.08);
            border: 1px solid var(--border-gold);
            padding: 14px 28px;
            border-radius: 100px;
            transition: all var(--transition-base);
        }

        .btn-secondary-hero:hover {
            color: #fff0a0;
            background: rgba(255, 215, 0, 0.15);
            border-color: var(--accent-gold);
            transform: translateY(-2px);
        }

        .hero-kpi-row {
            display: flex;
            flex-wrap: wrap;
            gap: 20px 32px;
            padding-top: 24px;
            border-top: 1px solid var(--border-soft);
        }

        .hero-kpi {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .hero-kpi .kpi-value {
            font-size: 1.6rem;
            font-weight: 900;
            color: var(--accent-gold);
            letter-spacing: -0.02em;
        }

        .hero-kpi .kpi-label {
            font-size: 0.82rem;
            color: var(--text-muted);
            text-align: left;
        }

        .hero-visual {
            position: relative;
            display: flex;
            justify-content: center;
            align-items: center;
        }

        .hero-video-frame {
            width: 100%;
            max-width: 340px;
            aspect-ratio: 9/16;
            border-radius: 28px;
            overflow: hidden;
            border: 3px solid rgba(255, 215, 0, 0.4);
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.55), 0 0 0 1px rgba(255, 215, 0, 0.2), inset 0 0 0 1px rgba(255, 255, 255, 0.05);
            position: relative;
            background: var(--bg-dark);
        }

        .hero-video-frame img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            display: block;
        }

        .hero-video-frame::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(7, 31, 18, 0.1) 0%, rgba(7, 31, 18, 0.4) 60%, rgba(7, 31, 18, 0.85) 100%);
            pointer-events: none;
        }

        .hero-play-btn {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            z-index: 3;
            width: 72px;
            height: 72px;
            border-radius: 50%;
            background: rgba(255, 215, 0, 0.9);
            border: 3px solid var(--bg-deep);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            color: var(--bg-deep);
            box-shadow: 0 0 30px rgba(255, 215, 0, 0.55), 0 0 0 10px rgba(255, 215, 0, 0.15);
            transition: all var(--transition-base);
            cursor: pointer;
            text-decoration: none;
        }

        .hero-play-btn:hover {
            color: var(--bg-deep);
            box-shadow: 0 0 45px rgba(255, 215, 0, 0.75), 0 0 0 16px rgba(255, 215, 0, 0.2);
            transform: translate(-50%, -50%) scale(1.07);
        }

        .hero-video-tag {
            position: absolute;
            bottom: 20px;
            left: 20px;
            z-index: 3;
            background: rgba(7, 31, 18, 0.85);
            border: 1px solid var(--border-gold);
            padding: 6px 14px;
            border-radius: 100px;
            font-size: 0.78rem;
            font-weight: 700;
            color: var(--accent-gold);
        }

        .hero-floating-chip {
            position: absolute;
            z-index: 4;
            background: rgba(7, 31, 18, 0.92);
            border: 1px solid var(--border-gold);
            border-radius: 12px;
            padding: 8px 14px;
            font-size: 0.78rem;
            font-weight: 700;
            color: var(--accent-gold);
            box-shadow: var(--shadow-gold);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .hero-floating-chip.top {
            top: 20px;
            right: -12px;
            animation: float-slow 4s ease-in-out infinite;
        }

        .hero-floating-chip.bottom {
            bottom: 80px;
            left: -16px;
            animation: float-slow-delay 4.5s ease-in-out infinite;
        }

        @keyframes float-slow {
            0%,
            100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-8px);
            }
        }

        @keyframes float-slow-delay {
            0%,
            100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(8px);
            }
        }

        /* ===== Promo Ladder ===== */
        .promo-ladder {
            background: linear-gradient(180deg, var(--bg-deep) 0%, var(--bg-forest) 100%);
            position: relative;
        }

        .promo-ladder::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--border-gold), transparent);
        }

        .ladder-list {
            display: flex;
            flex-direction: column;
            gap: 18px;
            max-width: 800px;
            margin: 0 auto;
        }

        .ladder-item {
            display: flex;
            align-items: center;
            gap: 16px;
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            padding: 18px 22px;
            transition: all var(--transition-base);
            cursor: pointer;
        }

        .ladder-item:hover {
            border-color: var(--border-gold);
            box-shadow: var(--shadow-gold);
            background: rgba(255, 215, 0, 0.04);
            transform: translateX(6px);
        }

        .ladder-step {
            display: flex;
            align-items: center;
            justify-content: center;
            min-width: 52px;
            height: 52px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-gold), #C5A059);
            color: var(--bg-deep);
            font-size: 1.15rem;
            font-weight: 900;
            flex-shrink: 0;
        }

        .ladder-info {
            flex: 1;
            text-align: left;
        }

        .ladder-info .ladder-title {
            font-size: 1.05rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 4px;
        }

        .ladder-info .ladder-condition {
            font-size: 0.88rem;
            color: var(--text-muted);
        }

        .ladder-reward {
            font-size: 1.1rem;
            font-weight: 900;
            color: var(--accent-gold);
            white-space: nowrap;
            padding-left: 12px;
            border-left: 2px solid var(--border-gold);
        }

        /* ===== Package Comparison ===== */
        .package-comparison {
            background: var(--bg-dark);
        }

        .comparison-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            max-width: 960px;
            margin: 0 auto;
        }

        .comparison-card {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            text-align: left;
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }

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

        .comparison-card.featured {
            border-color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.06);
            box-shadow: var(--shadow-gold);
        }

        .comparison-card .featured-tag {
            position: absolute;
            top: 16px;
            right: -32px;
            background: var(--accent-red);
            color: #fff;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 4px 40px;
            transform: rotate(35deg);
            letter-spacing: 0.06em;
        }

        .comparison-name {
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 8px;
        }

        .comparison-name.gold {
            color: var(--accent-gold);
        }

        .comparison-price {
            font-size: 1.8rem;
            font-weight: 900;
            color: var(--accent-gold);
            margin-bottom: 18px;
            letter-spacing: -0.02em;
        }

        .comparison-price span {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-muted);
        }

        .comparison-features {
            list-style: none;
            padding: 0;
            margin: 0 0 22px;
            text-align: left;
        }

        .comparison-features li {
            font-size: 0.9rem;
            color: var(--text-mint);
            padding: 7px 0;
            border-bottom: 1px solid rgba(255, 215, 0, 0.08);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .comparison-features li i {
            color: var(--accent-gold);
            font-size: 0.85rem;
            width: 16px;
            text-align: center;
            flex-shrink: 0;
        }

        .comparison-features li.muted {
            color: rgba(209, 242, 235, 0.45);
        }

        .comparison-features li.muted i {
            color: rgba(209, 242, 235, 0.3);
        }

        .btn-comparison {
            display: block;
            width: 100%;
            text-align: center;
            font-size: 0.92rem;
            font-weight: 700;
            padding: 12px 16px;
            border-radius: 100px;
            border: 1px solid var(--border-gold);
            color: var(--accent-gold);
            background: transparent;
            transition: all var(--transition-fast);
        }

        .btn-comparison:hover {
            color: var(--bg-deep);
            background: var(--accent-gold);
            border-color: var(--accent-gold);
        }

        .btn-comparison.featured-btn {
            background: linear-gradient(135deg, var(--accent-gold), #FFE44D);
            color: var(--bg-deep);
            border: none;
            box-shadow: 0 4px 16px rgba(255, 215, 0, 0.3);
        }

        .btn-comparison.featured-btn:hover {
            color: var(--bg-deep);
            background: linear-gradient(135deg, #FFE44D, #FFD700);
            box-shadow: 0 8px 26px rgba(255, 215, 0, 0.5);
        }

        /* ===== Guarantee Bar ===== */
        .guarantee-bar {
            background: var(--bg-forest);
            border-top: 1px solid var(--border-soft);
            border-bottom: 1px solid var(--border-soft);
        }

        .guarantee-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .guarantee-item {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            text-align: left;
            padding: 18px 0;
        }

        .guarantee-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(255, 215, 0, 0.1);
            border: 1px solid var(--border-gold);
            color: var(--accent-gold);
            font-size: 1.3rem;
            flex-shrink: 0;
        }

        .guarantee-item h4 {
            font-size: 1rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 4px;
        }

        .guarantee-item p {
            font-size: 0.86rem;
            color: var(--text-muted);
            margin: 0;
        }

        /* ===== Reward Preview ===== */
        .reward-preview {
            background: var(--bg-deep);
        }

        .reward-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .reward-card {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-base);
            text-align: left;
            position: relative;
        }

        .reward-card:hover {
            border-color: var(--border-gold);
            box-shadow: var(--shadow-gold);
            transform: translateY(-5px);
        }

        .reward-card img {
            width: 100%;
            height: 170px;
            object-fit: cover;
            border-radius: 0;
        }

        .reward-card-body {
            padding: 18px 18px 20px;
        }

        .reward-card-body h4 {
            font-size: 1.05rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 6px;
        }

        .reward-card-body p {
            font-size: 0.86rem;
            color: var(--text-muted);
            margin-bottom: 14px;
        }

        .reward-value {
            display: inline-block;
            font-size: 1.2rem;
            font-weight: 900;
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.1);
            border: 1px solid var(--border-gold);
            padding: 4px 14px;
            border-radius: 100px;
        }

        /* ===== Social Proof ===== */
        .social-proof {
            background: var(--bg-dark);
            position: relative;
        }

        .social-proof::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--border-gold), transparent);
        }

        .proof-stats-row {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 24px;
            margin-bottom: 40px;
            text-align: left;
        }

        .proof-stat {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .proof-stat .stat-value {
            font-size: 2rem;
            font-weight: 900;
            color: var(--accent-gold);
            letter-spacing: -0.02em;
        }

        .proof-stat .stat-label {
            font-size: 0.88rem;
            color: var(--text-muted);
        }

        .proof-stars {
            color: var(--accent-gold);
            font-size: 1.1rem;
            letter-spacing: 2px;
            margin-bottom: 6px;
        }

        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .testimonial-card {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            padding: 22px;
            text-align: left;
        }

        .testimonial-card .quote {
            font-size: 0.95rem;
            line-height: 1.7;
            color: var(--text-mint);
            margin-bottom: 14px;
            font-style: italic;
        }

        .testimonial-card .author {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .testimonial-card .author-avatar {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-gold), #C5A059);
            color: var(--bg-deep);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
            font-weight: 800;
            flex-shrink: 0;
        }

        .testimonial-card .author-name {
            font-size: 0.88rem;
            font-weight: 700;
            color: var(--text-white);
        }

        .testimonial-card .author-source {
            font-size: 0.76rem;
            color: var(--text-muted);
        }

        /* ===== News Section ===== */
        .news-section {
            background: var(--bg-deep);
        }

        .news-layout {
            display: grid;
            grid-template-columns: 1.5fr 0.7fr;
            gap: 36px;
            align-items: start;
        }

        .news-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .news-item {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-sm);
            padding: 18px 20px;
            transition: all var(--transition-base);
        }

        .news-item:hover {
            border-color: var(--border-gold);
            background: rgba(255, 215, 0, 0.04);
            box-shadow: var(--shadow-gold);
        }

        .news-item a {
            display: block;
        }

        .news-title {
            font-size: 1rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 6px;
            line-height: 1.4;
            text-align: left;
        }

        .news-item:hover .news-title {
            color: var(--accent-gold);
        }

        .news-excerpt {
            font-size: 0.88rem;
            color: var(--text-muted);
            margin-bottom: 10px;
            line-height: 1.6;
            text-align: left;
        }

        .news-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 0.78rem;
            color: var(--text-muted);
            text-align: left;
        }

        .news-cat {
            display: inline-block;
            background: rgba(255, 215, 0, 0.12);
            border: 1px solid var(--border-gold);
            padding: 3px 12px;
            border-radius: 100px;
            color: var(--accent-gold);
            font-weight: 700;
            font-size: 0.72rem;
        }

        .news-date {
            color: var(--text-muted);
        }

        .news-empty {
            font-size: 1rem;
            color: var(--text-muted);
            padding: 24px;
            text-align: center;
            border: 1px dashed var(--border-soft);
            border-radius: var(--radius-md);
        }

        .news-recommend {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            overflow: hidden;
            position: sticky;
            top: 100px;
        }

        .news-recommend img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            border-radius: 0;
        }

        .news-recommend-body {
            padding: 20px;
            text-align: left;
        }

        .news-recommend-body .recommend-tag {
            display: inline-block;
            background: var(--accent-red);
            color: #fff;
            font-size: 0.7rem;
            font-weight: 800;
            padding: 4px 12px;
            border-radius: 100px;
            margin-bottom: 10px;
            letter-spacing: 0.04em;
        }

        .news-recommend-body h3 {
            font-size: 1.15rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 8px;
        }

        .news-recommend-body p {
            font-size: 0.88rem;
            color: var(--text-muted);
            margin-bottom: 14px;
        }

        .btn-recommend {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--accent-gold);
            transition: all var(--transition-fast);
        }

        .btn-recommend:hover {
            color: #fff0a0;
            gap: 12px;
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--bg-forest);
        }

        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-base);
        }

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

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            cursor: pointer;
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-white);
            text-align: left;
            user-select: none;
            transition: all var(--transition-fast);
        }

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

        .faq-question .faq-icon {
            font-size: 1.1rem;
            color: var(--accent-gold);
            transition: transform var(--transition-base);
            flex-shrink: 0;
        }

        .faq-item.active .faq-question .faq-icon {
            transform: rotate(135deg);
        }

        .faq-answer {
            display: none;
            padding: 0 22px 20px;
            font-size: 0.92rem;
            line-height: 1.7;
            color: var(--text-mint);
            text-align: left;
        }

        .faq-item.active .faq-answer {
            display: block;
        }

        /* ===== Limited Entry ===== */
        .limited-entry {
            background: var(--bg-dark);
            position: relative;
            overflow: hidden;
        }

        .limited-entry::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
            opacity: 0.14;
            z-index: 0;
        }

        .limited-entry .container-wide {
            position: relative;
            z-index: 1;
        }

        .limited-entry-panel {
            background: rgba(7, 31, 18, 0.88);
            backdrop-filter: blur(12px);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
        }

        .limited-left {
            text-align: left;
        }

        .limited-left h2 {
            font-size: clamp(1.5rem, 2.5vw, 2rem);
            font-weight: 900;
            color: var(--text-white);
            margin-bottom: 14px;
            line-height: 1.3;
        }

        .limited-left h2 .gold {
            color: var(--accent-gold);
        }

        .limited-left p {
            font-size: 1rem;
            color: var(--text-mint);
            margin-bottom: 22px;
            line-height: 1.7;
        }

        .countdown-row {
            display: flex;
            gap: 14px;
            margin-bottom: 24px;
        }

        .countdown-box {
            background: rgba(255, 215, 0, 0.08);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-md);
            padding: 14px 18px;
            text-align: center;
            min-width: 64px;
        }

        .countdown-box .countdown-num {
            font-size: 1.6rem;
            font-weight: 900;
            color: var(--accent-gold);
            display: block;
        }

        .countdown-box .countdown-label {
            font-size: 0.72rem;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 0.06em;
        }

        .limited-right .form-box {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            padding: 28px;
            text-align: left;
        }

        .form-box h3 {
            font-size: 1.15rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 6px;
        }

        .form-box .form-desc {
            font-size: 0.86rem;
            color: var(--text-muted);
            margin-bottom: 20px;
        }

        .form-group {
            margin-bottom: 16px;
        }

        .form-group label {
            display: block;
            font-size: 0.82rem;
            font-weight: 700;
            color: var(--text-mint);
            margin-bottom: 6px;
            text-align: left;
        }

        .form-group input {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid rgba(255, 215, 0, 0.25);
            border-radius: var(--radius-sm);
            background: rgba(7, 31, 18, 0.7);
            color: var(--text-white);
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            outline: none;
        }

        .form-group input::placeholder {
            color: rgba(209, 242, 235, 0.4);
        }

        .form-group input:focus {
            border-color: var(--accent-gold);
            box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.15);
        }

        .btn-submit-form {
            width: 100%;
            font-size: 1rem;
            font-weight: 800;
            color: var(--bg-deep);
            background: linear-gradient(135deg, var(--accent-gold), #FFE44D);
            border: none;
            border-radius: var(--radius-sm);
            padding: 14px 20px;
            box-shadow: 0 4px 16px rgba(255, 215, 0, 0.3);
            transition: all var(--transition-base);
        }

        .btn-submit-form:hover {
            box-shadow: 0 8px 28px rgba(255, 215, 0, 0.5);
            transform: translateY(-1px);
        }

        .form-note {
            font-size: 0.75rem;
            color: var(--text-muted);
            margin-top: 10px;
            text-align: center;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #050F0A;
            border-top: 1px solid var(--border-soft);
            padding: 48px 0 24px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 0.8fr 0.8fr 1fr;
            gap: 36px;
            margin-bottom: 36px;
        }

        .footer-brand .footer-logo {
            font-size: 1.1rem;
            font-weight: 800;
            color: var(--accent-gold);
            margin-bottom: 12px;
            display: block;
        }

        .footer-brand p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 16px;
            max-width: 300px;
            text-align: left;
        }

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

        .footer-payment span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.78rem;
            font-weight: 700;
            color: var(--text-mint);
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-soft);
            padding: 5px 12px;
            border-radius: 6px;
        }

        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul li a {
            font-size: 0.88rem;
            color: var(--text-muted);
            transition: all var(--transition-fast);
        }

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

        .footer-18plus {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(211, 47, 47, 0.15);
            border: 1px solid rgba(211, 47, 47, 0.4);
            color: #FFC4C4;
            font-size: 0.9rem;
            font-weight: 800;
            padding: 8px 16px;
            border-radius: 100px;
            margin-bottom: 14px;
        }

        .footer-license {
            font-size: 0.8rem;
            color: var(--text-muted);
            line-height: 1.6;
            text-align: left;
        }

        .footer-bottom {
            border-top: 1px solid var(--border-soft);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
        }

        .footer-bottom .copyright {
            font-size: 0.82rem;
            color: var(--text-muted);
        }

        .footer-bottom .copyright a {
            color: var(--accent-gold);
            font-weight: 600;
        }

        .footer-bottom .footer-legal-links {
            display: flex;
            gap: 20px;
        }

        .footer-bottom .footer-legal-links a {
            font-size: 0.78rem;
            color: var(--text-muted);
            transition: all var(--transition-fast);
        }

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

        /* ===== FAB ===== */
        .fab-left {
            position: fixed;
            left: 24px;
            bottom: 96px;
            z-index: 50;
            width: 58px;
            height: 58px;
            border-radius: 50%;
            background: radial-gradient(circle at 35% 30%, #3a3a3a, #0B0B0B);
            border: 3px solid var(--accent-gold);
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3), inset 0 2px 6px rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--accent-gold);
            opacity: 0.7;
            animation: fab-breathe 3.5s ease-in-out infinite;
            transition: all var(--transition-base);
            text-decoration: none;
            cursor: pointer;
            position: relative;
        }

        .fab-left::after {
            content: '';
            position: absolute;
            top: -3px;
            right: -3px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: #B91C1C;
            border: 2px solid #050F0A;
            animation: fab-blink 2s ease-in-out infinite;
        }

        @keyframes fab-breathe {
            0%,
            100% {
                transform: translateY(0);
                opacity: 0.7;
            }
            50% {
                transform: translateY(-6px);
                opacity: 0.9;
            }
        }

        @keyframes fab-blink {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(185, 28, 28, 0.7);
            }
            50% {
                box-shadow: 0 0 0 6px rgba(185, 28, 28, 0);
            }
        }

        .fab-left:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 6px 30px rgba(255, 215, 0, 0.55), inset 0 2px 6px rgba(255, 255, 255, 0.08);
            color: #fff0a0;
        }

        .fab-left:active {
            opacity: 1;
            transform: scale(0.95) translateY(2px);
            box-shadow: 0 3px 14px rgba(255, 215, 0, 0.4), inset 0 2px 4px rgba(255, 255, 255, 0.05);
        }

        .fab-left .fab-icon {
            transition: transform var(--transition-base);
        }

        .fab-left:hover .fab-icon {
            transform: rotate(360deg);
        }

        /* ===== Buttons & Focus ===== */
        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent-gold);
            outline-offset: 3px;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .hero-visual {
                justify-content: center;
            }
            .hero-video-frame {
                max-width: 300px;
            }
            .comparison-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .reward-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .testimonial-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .guarantee-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .limited-entry-panel {
                grid-template-columns: 1fr;
                padding: 36px 28px;
            }
            .news-layout {
                grid-template-columns: 1fr;
            }
            .news-recommend {
                position: static;
                display: grid;
                grid-template-columns: 200px 1fr;
                gap: 0;
            }
            .news-recommend img {
                height: 100%;
                object-fit: cover;
            }
        }

        @media (max-width: 768px) {
            .container-wide {
                padding: 0 18px;
            }
            .section-pad {
                padding: 52px 0;
            }
            .section-pad-tight {
                padding: 36px 0;
            }
            .nav-inner {
                flex-wrap: wrap;
                gap: 12px;
            }
            .hamburger {
                display: flex;
            }
            .nav-menu {
                display: none;
                width: 100%;
                flex-direction: column;
                gap: 4px;
                padding: 12px 0;
                order: 10;
                position: static;
                background: transparent;
                border-top: 1px solid var(--border-soft);
                margin-top: 8px;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu li {
                width: 100%;
            }
            .nav-menu li a {
                display: block;
                padding: 10px 4px;
            }
            .nav-actions {
                margin-left: auto;
            }
            .hero-section {
                padding: 110px 0 48px;
            }
            .hero-title {
                font-size: clamp(1.5rem, 5vw, 2rem);
            }
            .hero-cta-group {
                flex-direction: column;
                align-items: flex-start;
            }
            .hero-floating-chip.top {
                right: 0;
                top: 10px;
            }
            .hero-floating-chip.bottom {
                left: 0;
                bottom: 60px;
            }
            .comparison-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .reward-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .guarantee-grid {
                grid-template-columns: 1fr;
                gap: 8px;
            }
            .proof-stats-row {
                flex-direction: column;
                gap: 16px;
            }
            .ladder-item {
                flex-wrap: wrap;
                padding: 14px 16px;
            }
            .ladder-reward {
                border-left: none;
                padding-left: 0;
                padding-top: 8px;
                width: 100%;
            }
            .news-recommend {
                display: block;
                position: static;
            }
            .news-recommend img {
                height: 160px;
                width: 100%;
            }
            .limited-entry-panel {
                padding: 28px 20px;
                gap: 28px;
            }
            .countdown-row {
                gap: 8px;
            }
            .countdown-box {
                padding: 10px 12px;
                min-width: 52px;
            }
            .countdown-box .countdown-num {
                font-size: 1.3rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .fab-left {
                left: 16px;
                bottom: 76px;
                width: 52px;
                height: 52px;
                font-size: 1.2rem;
            }
        }

        @media (max-width: 520px) {
            .nav-logo {
                font-size: 0.85rem;
                max-width: 190px;
            }
            .nav-logo .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.9rem;
            }
            .btn-login,
            .btn-signup {
                padding: 7px 14px;
                font-size: 0.78rem;
            }
            .hero-kpi-row {
                gap: 12px 20px;
            }
            .hero-kpi .kpi-value {
                font-size: 1.3rem;
            }
            .hero-video-frame {
                max-width: 240px;
            }
            .hero-play-btn {
                width: 56px;
                height: 56px;
                font-size: 1.2rem;
            }
            .ladder-step {
                min-width: 40px;
                height: 40px;
                font-size: 1rem;
            }
            .comparison-card {
                padding: 20px 18px;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .section-desc {
                font-size: 0.95rem;
            }
            .btn-primary-hero,
            .btn-secondary-hero {
                padding: 12px 20px;
                font-size: 0.9rem;
                width: 100%;
                justify-content: center;
            }
        }

/* roulang page: article */
:root {
            --bg-deep: #0A2E1C;
            --bg-forest: #123E25;
            --bg-dark: #071f12;
            --accent-gold: #FFD700;
            --accent-gold-deep: #C5A059;
            --accent-red: #D32F2F;
            --text-white: #FFFFFF;
            --text-mint: #D1F2EB;
            --text-gold: #FEF08A;
            --text-muted: rgba(209, 242, 235, 0.7);
            --border-gold: rgba(255, 215, 0, 0.35);
            --border-soft: rgba(255, 215, 0, 0.15);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 22px;
            --radius-xl: 30px;
            --shadow-gold: 0 8px 32px rgba(255, 215, 0, 0.15);
            --shadow-dark: 0 12px 40px rgba(0, 0, 0, 0.45);
            --shadow-card: 0 6px 24px rgba(0, 0, 0, 0.35);
            --transition-fast: 0.2s ease;
            --transition-base: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-body: 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
            --font-heading: 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
        }
        html {
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.65;
            color: var(--text-white);
            background-color: var(--bg-deep);
            background-image: radial-gradient(ellipse at 20% 10%, rgba(18, 62, 37, 0.7) 0%, transparent 55%),
                radial-gradient(ellipse at 80% 30%, rgba(255, 215, 0, 0.04) 0%, transparent 50%),
                radial-gradient(ellipse at 50% 80%, rgba(10, 46, 28, 0.9) 0%, transparent 60%);
            min-height: 100vh;
        }
        a {
            color: var(--accent-gold);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: #fff0a0;
            text-decoration: none;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-md);
        }
        button {
            cursor: pointer;
            font-family: inherit;
        }
        .container-wide {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .container-narrow {
            max-width: 820px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .section-pad {
            padding: 64px 0;
        }
        .section-pad-tight {
            padding: 40px 0;
        }
        .section-label {
            display: inline-block;
            font-size: 0.72rem;
            font-weight: 700;
            letter-spacing: 0.12em;
            text-transform: uppercase;
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.1);
            border: 1px solid var(--border-gold);
            padding: 5px 14px;
            border-radius: 100px;
            margin-bottom: 14px;
        }
        .section-title {
            font-family: var(--font-heading);
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 800;
            line-height: 1.3;
            color: var(--text-white);
            margin-bottom: 14px;
            letter-spacing: -0.01em;
        }
        .section-title .gold {
            color: var(--accent-gold);
        }
        .section-desc {
            font-size: 1rem;
            line-height: 1.7;
            color: var(--text-mint);
            max-width: 720px;
            margin-bottom: 32px;
        }
        .section-desc.left {
            margin-left: 0;
            margin-right: auto;
            text-align: left;
        }
        /* ===== Header & Navigation ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(7, 31, 18, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-soft);
            transition: background var(--transition-base), box-shadow var(--transition-base);
        }
        .site-header.scrolled {
            background: rgba(7, 31, 18, 0.98);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
        }
        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            padding: 14px 0;
            min-height: 64px;
        }
        .nav-logo {
            font-size: 1.02rem;
            font-weight: 800;
            color: var(--accent-gold);
            letter-spacing: -0.01em;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
            line-height: 1.2;
        }
        .nav-logo .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-gold), #C5A059);
            color: var(--bg-deep);
            font-size: 0.95rem;
            flex-shrink: 0;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 24px;
            list-style: none;
            margin: 0;
        }
        .nav-menu li a {
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--text-mint);
            padding: 6px 3px;
            position: relative;
            white-space: nowrap;
            transition: color var(--transition-fast);
        }
        .nav-menu li a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent-gold);
            border-radius: 2px;
            transition: width var(--transition-base);
        }
        .nav-menu li a:hover,
        .nav-menu li a.active {
            color: var(--accent-gold);
        }
        .nav-menu li a:hover::after,
        .nav-menu li a.active::after {
            width: 100%;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .btn-login {
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--text-mint);
            padding: 8px 14px;
            border-radius: 100px;
            border: 1px solid var(--border-soft);
            transition: all var(--transition-fast);
            background: transparent;
        }
        .btn-login:hover {
            color: var(--accent-gold);
            border-color: var(--border-gold);
            background: rgba(255, 215, 0, 0.06);
        }
        .btn-signup {
            font-size: 0.82rem;
            font-weight: 700;
            color: var(--bg-deep);
            background: linear-gradient(135deg, var(--accent-gold), #E6C200);
            padding: 9px 18px;
            border-radius: 100px;
            box-shadow: 0 4px 16px rgba(255, 215, 0, 0.25);
            transition: all var(--transition-fast);
        }
        .btn-signup:hover {
            box-shadow: 0 6px 22px rgba(255, 215, 0, 0.4);
            transform: translateY(-1px);
            color: var(--bg-deep);
        }
        .hamburger {
            display: none;
            background: none;
            border: 1px solid var(--border-soft);
            border-radius: 8px;
            color: var(--text-mint);
            font-size: 1.2rem;
            padding: 6px 12px;
            transition: all var(--transition-fast);
        }
        .hamburger:hover {
            color: var(--accent-gold);
            border-color: var(--border-gold);
        }
        /* ===== Article Hero ===== */
        .article-hero {
            padding: 140px 0 54px;
            position: relative;
            background: linear-gradient(160deg, rgba(7, 31, 18, 0.88) 0%, rgba(10, 46, 28, 0.75) 60%, rgba(18, 62, 37, 0.65) 100%);
            border-bottom: 1px solid var(--border-soft);
            overflow: hidden;
        }
        .article-hero::before {
            content: '';
            position: absolute;
            top: -60%;
            right: -10%;
            width: 420px;
            height: 420px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(255, 215, 0, 0.08) 0%, transparent 70%);
            pointer-events: none;
        }
        .article-hero::after {
            content: '';
            position: absolute;
            bottom: -30%;
            left: -5%;
            width: 280px;
            height: 280px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(210, 47, 47, 0.07) 0%, transparent 70%);
            pointer-events: none;
        }
        .article-hero .container-narrow {
            position: relative;
            z-index: 2;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 14px;
            margin-bottom: 18px;
            font-size: 0.82rem;
            color: var(--text-muted);
        }
        .article-meta .meta-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 215, 0, 0.1);
            border: 1px solid var(--border-gold);
            padding: 5px 14px;
            border-radius: 100px;
            font-weight: 600;
            color: var(--text-gold);
        }
        .article-hero h1 {
            font-size: clamp(1.8rem, 4vw, 2.6rem);
            font-weight: 800;
            line-height: 1.25;
            color: var(--text-white);
            letter-spacing: -0.02em;
            margin-bottom: 18px;
        }
        .article-hero h1 .gold {
            color: var(--accent-gold);
        }
        .article-summary {
            font-size: 1.05rem;
            line-height: 1.75;
            color: var(--text-mint);
            max-width: 700px;
            margin-bottom: 24px;
        }
        .article-cover {
            width: 100%;
            max-height: 420px;
            object-fit: cover;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-soft);
            box-shadow: var(--shadow-dark);
            margin-top: 22px;
        }
        /* ===== Article Body ===== */
        .article-body-section {
            padding: 48px 0 60px;
        }
        .article-body {
            font-size: 1rem;
            line-height: 1.75;
            color: var(--text-mint);
        }
        .article-body h2 {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--text-white);
            margin: 36px 0 16px;
            line-height: 1.35;
            letter-spacing: -0.01em;
        }
        .article-body h2 .gold {
            color: var(--accent-gold);
        }
        .article-body h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-gold);
            margin: 28px 0 12px;
            line-height: 1.4;
        }
        .article-body p {
            margin-bottom: 18px;
            color: var(--text-mint);
        }
        .article-body ul,
        .article-body ol {
            margin: 0 0 20px 20px;
            padding-left: 20px;
            color: var(--text-mint);
        }
        .article-body li {
            margin-bottom: 8px;
            line-height: 1.7;
        }
        .article-body strong {
            color: var(--text-gold);
            font-weight: 700;
        }
        .article-body img {
            margin: 22px 0;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-soft);
            width: 100%;
            height: auto;
        }
        .article-body blockquote {
            margin: 22px 0;
            padding: 18px 22px;
            background: rgba(255, 215, 0, 0.06);
            border-left: 4px solid var(--accent-gold);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            color: var(--text-mint);
            font-style: italic;
            line-height: 1.7;
        }
        .article-not-found {
            text-align: center;
            padding: 60px 20px;
            background: rgba(255, 215, 0, 0.04);
            border: 1px dashed var(--border-soft);
            border-radius: var(--radius-lg);
        }
        .article-not-found i {
            font-size: 2.5rem;
            color: var(--accent-gold);
            margin-bottom: 16px;
            display: block;
        }
        .article-not-found h2 {
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 10px;
        }
        .article-not-found p {
            color: var(--text-muted);
            margin-bottom: 22px;
        }
        .btn-back-home {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--bg-deep);
            background: linear-gradient(135deg, var(--accent-gold), #E6C200);
            padding: 12px 26px;
            border-radius: 100px;
            box-shadow: 0 4px 18px rgba(255, 215, 0, 0.3);
            transition: all var(--transition-fast);
        }
        .btn-back-home:hover {
            box-shadow: 0 6px 26px rgba(255, 215, 0, 0.45);
            transform: translateY(-2px);
            color: var(--bg-deep);
        }
        /* ===== Trust Strip ===== */
        .trust-strip {
            background: rgba(7, 31, 18, 0.6);
            border-top: 1px solid var(--border-soft);
            border-bottom: 1px solid var(--border-soft);
            padding: 28px 0;
        }
        .trust-strip .container-narrow {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: center;
            gap: 24px;
        }
        .trust-badge {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--text-mint);
            white-space: nowrap;
        }
        .trust-badge i {
            color: var(--accent-gold);
            font-size: 1rem;
        }
        /* ===== CTA Section ===== */
        .cta-section {
            padding: 60px 0;
            background: linear-gradient(160deg, rgba(10, 46, 28, 0.85) 0%, rgba(7, 31, 18, 0.95) 100%);
            border-top: 1px solid var(--border-soft);
        }
        .cta-box {
            background: rgba(255, 215, 0, 0.06);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-xl);
            padding: 44px 40px;
            text-align: center;
            box-shadow: var(--shadow-gold);
        }
        .cta-box h2 {
            font-size: clamp(1.4rem, 2.6vw, 1.8rem);
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 12px;
            line-height: 1.35;
        }
        .cta-box h2 .gold {
            color: var(--accent-gold);
        }
        .cta-box p {
            font-size: 1rem;
            color: var(--text-mint);
            max-width: 560px;
            margin: 0 auto 26px;
            line-height: 1.7;
        }
        .btn-primary-gold {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 0.95rem;
            font-weight: 800;
            color: var(--bg-deep);
            background: linear-gradient(135deg, var(--accent-gold), #E6C200);
            padding: 14px 34px;
            border-radius: 100px;
            box-shadow: 0 6px 24px rgba(255, 215, 0, 0.35);
            transition: all var(--transition-base);
            border: none;
        }
        .btn-primary-gold:hover {
            box-shadow: 0 10px 34px rgba(255, 215, 0, 0.5);
            transform: translateY(-2px);
            color: var(--bg-deep);
        }
        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            border-top: 1px solid var(--border-soft);
            padding: 48px 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 36px;
            margin-bottom: 32px;
        }
        .footer-logo {
            display: inline-block;
            font-size: 1.15rem;
            font-weight: 800;
            color: var(--accent-gold);
            margin-bottom: 12px;
        }
        .footer-brand p {
            font-size: 0.85rem;
            line-height: 1.7;
            color: var(--text-muted);
            margin-bottom: 18px;
            max-width: 300px;
        }
        .footer-payment {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .footer-payment span {
            font-size: 0.72rem;
            font-weight: 600;
            color: var(--text-mint);
            background: rgba(255, 215, 0, 0.08);
            border: 1px solid var(--border-soft);
            border-radius: 6px;
            padding: 5px 10px;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            white-space: nowrap;
        }
        .footer-payment i {
            color: var(--accent-gold);
        }
        .footer-col h4 {
            font-size: 0.82rem;
            font-weight: 700;
            color: var(--text-gold);
            margin-bottom: 14px;
            text-transform: uppercase;
            letter-spacing: 0.06em;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 0.82rem;
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--accent-gold);
        }
        .footer-18plus {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 1.1rem;
            font-weight: 800;
            color: var(--accent-red);
            background: rgba(211, 47, 47, 0.12);
            border: 1px solid rgba(211, 47, 47, 0.4);
            border-radius: 8px;
            padding: 8px 16px;
            margin-bottom: 12px;
        }
        .footer-18plus i {
            font-size: 1.3rem;
        }
        .footer-license {
            font-size: 0.75rem;
            line-height: 1.65;
            color: var(--text-muted);
            margin: 0;
        }
        .footer-bottom {
            border-top: 1px solid var(--border-soft);
            padding-top: 18px;
            text-align: center;
        }
        .copyright {
            font-size: 0.75rem;
            color: var(--text-muted);
        }
        .copyright a {
            color: var(--text-mint);
            font-weight: 600;
        }
        .copyright a:hover {
            color: var(--accent-gold);
        }
        /* ===== FAB ===== */
        .fab-gold {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 50;
            display: flex;
            align-items: center;
            justify-content: center;
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: linear-gradient(135deg, #0A2E1C, #071f12);
            border: 2px solid var(--accent-gold);
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3);
            color: var(--accent-gold);
            font-size: 1.2rem;
            opacity: 0.7;
            cursor: pointer;
            animation: fabFloat 3s ease-in-out infinite;
            transition: all var(--transition-base);
            text-decoration: none;
        }
        .fab-gold:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 6px 28px rgba(255, 215, 0, 0.5);
            color: var(--accent-gold);
        }
        .fab-gold:active {
            transform: scale(0.95) translateY(2px);
        }
        .fab-gold .notification-dot {
            position: absolute;
            top: 2px;
            right: 2px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--accent-red);
            border: 2px solid var(--bg-deep);
        }
        @keyframes fabFloat {
            0%, 100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-6px);
            }
        }
        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .nav-menu {
                gap: 16px;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .nav-menu {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                flex-direction: column;
                align-items: flex-start;
                gap: 2px;
                background: rgba(7, 31, 18, 0.98);
                padding: 16px 24px 20px;
                border-bottom: 1px solid var(--border-soft);
                box-shadow: 0 12px 32px rgba(0, 0, 0, 0.5);
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu li a {
                display: block;
                padding: 10px 0;
                font-size: 0.92rem;
                width: 100%;
            }
            .nav-menu li a::after {
                display: none;
            }
            .nav-actions {
                gap: 6px;
            }
            .btn-login,
            .btn-signup {
                font-size: 0.72rem;
                padding: 7px 11px;
            }
            .article-hero {
                padding: 120px 0 40px;
            }
            .article-body-section {
                padding: 32px 0 44px;
            }
            .cta-box {
                padding: 32px 20px;
            }
            .trust-strip .container-narrow {
                gap: 16px;
            }
            .section-pad {
                padding: 44px 0;
            }
        }
        @media (max-width: 520px) {
            .container-wide,
            .container-narrow {
                padding: 0 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .nav-inner {
                gap: 12px;
                padding: 10px 0;
                min-height: 56px;
            }
            .nav-logo {
                font-size: 0.85rem;
            }
            .nav-logo .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.8rem;
            }
            .btn-login {
                display: none;
            }
            .article-hero h1 {
                font-size: clamp(1.4rem, 6vw, 1.8rem);
            }
            .article-summary {
                font-size: 0.92rem;
            }
            .article-body h2 {
                font-size: 1.2rem;
            }
            .article-body h3 {
                font-size: 1rem;
            }
            .fab-gold {
                left: 12px;
                bottom: 80px;
                width: 46px;
                height: 46px;
                font-size: 1rem;
            }
            .cta-box h2 {
                font-size: 1.2rem;
            }
            .btn-primary-gold {
                font-size: 0.82rem;
                padding: 11px 24px;
            }
        }
        @media (min-width: 769px) {
            .nav-menu {
                display: flex;
            }
        }

/* roulang page: category1 */
:root {
            --bg-deep: #0A2E1C;
            --bg-forest: #123E25;
            --bg-dark: #071f12;
            --accent-gold: #FFD700;
            --accent-gold-deep: #C5A059;
            --accent-red: #D32F2F;
            --text-white: #FFFFFF;
            --text-mint: #D1F2EB;
            --text-gold: #FEF08A;
            --text-muted: rgba(209, 242, 235, 0.7);
            --border-gold: rgba(255, 215, 0, 0.35);
            --border-soft: rgba(255, 215, 0, 0.15);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 22px;
            --radius-xl: 30px;
            --shadow-gold: 0 8px 32px rgba(255, 215, 0, 0.15);
            --shadow-dark: 0 12px 40px rgba(0, 0, 0, 0.45);
            --shadow-card: 0 6px 24px rgba(0, 0, 0, 0.35);
            --transition-fast: 0.2s ease;
            --transition-base: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-body: 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
            --font-heading: 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
        }
        html {
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.6;
            color: var(--text-white);
            background-color: var(--bg-deep);
            background-image: radial-gradient(ellipse at 20% 10%, rgba(18, 62, 37, 0.7) 0%, transparent 55%),
                radial-gradient(ellipse at 80% 30%, rgba(255, 215, 0, 0.04) 0%, transparent 50%),
                radial-gradient(ellipse at 50% 80%, rgba(10, 46, 28, 0.9) 0%, transparent 60%);
            min-height: 100vh;
        }
        a {
            color: var(--accent-gold);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: #fff0a0;
            text-decoration: none;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-md);
        }
        button {
            cursor: pointer;
            font-family: inherit;
        }
        .container-wide {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .section-pad {
            padding: 80px 0;
        }
        .section-pad-tight {
            padding: 56px 0;
        }
        .section-label {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.12em;
            text-transform: uppercase;
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.1);
            border: 1px solid var(--border-gold);
            padding: 6px 16px;
            border-radius: 100px;
            margin-bottom: 18px;
        }
        .section-title {
            font-family: var(--font-heading);
            font-size: clamp(1.7rem, 3.2vw, 2.4rem);
            font-weight: 800;
            line-height: 1.25;
            color: var(--text-white);
            margin-bottom: 14px;
            letter-spacing: -0.01em;
        }
        .section-title .gold {
            color: var(--accent-gold);
        }
        .section-desc {
            font-size: 1.05rem;
            line-height: 1.7;
            color: var(--text-mint);
            max-width: 720px;
            margin-bottom: 36px;
        }
        .section-desc.left {
            margin-left: 0;
            margin-right: auto;
            text-align: left;
        }

        /* ===== Header & Navigation ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(7, 31, 18, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-soft);
            transition: background var(--transition-base), box-shadow var(--transition-base);
        }
        .site-header.scrolled {
            background: rgba(7, 31, 18, 0.98);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
        }
        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            padding: 16px 0;
            min-height: 68px;
        }
        .nav-logo {
            font-size: 1.05rem;
            font-weight: 800;
            color: var(--accent-gold);
            letter-spacing: -0.01em;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
            line-height: 1.2;
        }
        .nav-logo .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-gold), #C5A059);
            color: var(--bg-deep);
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
            margin: 0;
        }
        .nav-menu li a {
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--text-mint);
            padding: 8px 4px;
            position: relative;
            white-space: nowrap;
            transition: color var(--transition-fast);
        }
        .nav-menu li a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent-gold);
            border-radius: 2px;
            transition: width var(--transition-base);
        }
        .nav-menu li a:hover,
        .nav-menu li a.active {
            color: var(--accent-gold);
        }
        .nav-menu li a:hover::after,
        .nav-menu li a.active::after {
            width: 100%;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .btn-login {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--accent-gold);
            padding: 8px 0;
            white-space: nowrap;
            transition: color var(--transition-fast);
        }
        .btn-login:hover {
            color: #fff0a0;
        }
        .btn-signup {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--bg-deep);
            background: linear-gradient(135deg, var(--accent-gold), #C5A059);
            padding: 10px 24px;
            border-radius: 100px;
            white-space: nowrap;
            box-shadow: 0 4px 16px rgba(255, 215, 0, 0.3);
            transition: transform var(--transition-fast), box-shadow var(--transition-fast);
        }
        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(255, 215, 0, 0.45);
            color: var(--bg-deep);
        }
        .hamburger {
            display: none;
            background: transparent;
            border: none;
            color: var(--accent-gold);
            font-size: 1.5rem;
            padding: 4px;
            line-height: 1;
        }
        .hamburger:focus {
            outline: 2px solid var(--accent-gold);
            outline-offset: 4px;
            border-radius: 4px;
        }

        /* ===== Hero ===== */
        .cat-hero {
            position: relative;
            padding: 160px 0 100px;
            background: linear-gradient(135deg, rgba(7, 31, 18, 0.95) 0%, rgba(10, 46, 28, 0.85) 45%, rgba(18, 62, 37, 0.9) 100%),
                url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
            min-height: 620px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .cat-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 70% 50%, rgba(255, 215, 0, 0.08) 0%, transparent 60%);
            pointer-events: none;
        }
        .cat-hero .container-wide {
            position: relative;
            z-index: 2;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-mint);
            margin-bottom: 24px;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--accent-gold);
            font-weight: 600;
        }
        .breadcrumb i {
            font-size: 0.65rem;
            color: var(--text-muted);
        }
        .breadcrumb .current {
            color: var(--text-white);
            background: rgba(255, 215, 0, 0.1);
            padding: 4px 14px;
            border-radius: 100px;
            border: 1px solid var(--border-soft);
        }
        .cat-hero-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 56px;
            align-items: center;
        }
        .cat-hero-content h1 {
            font-size: clamp(1.9rem, 3.8vw, 2.9rem);
            font-weight: 800;
            line-height: 1.2;
            color: var(--text-white);
            margin-bottom: 18px;
            letter-spacing: -0.01em;
        }
        .cat-hero-content h1 .gold {
            color: var(--accent-gold);
        }
        .cat-hero-content .subtitle {
            font-size: 1.1rem;
            line-height: 1.75;
            color: var(--text-mint);
            max-width: 580px;
            margin-bottom: 32px;
        }
        .hero-cta-group {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--bg-deep);
            background: linear-gradient(135deg, var(--accent-gold), #C5A059);
            padding: 14px 30px;
            border-radius: 100px;
            box-shadow: 0 6px 24px rgba(255, 215, 0, 0.35);
            transition: transform var(--transition-fast), box-shadow var(--transition-fast);
        }
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(255, 215, 0, 0.5);
            color: var(--bg-deep);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--accent-gold);
            background: transparent;
            padding: 14px 30px;
            border-radius: 100px;
            border: 1px solid var(--border-gold);
            transition: background var(--transition-fast), color var(--transition-fast);
        }
        .btn-outline:hover {
            background: rgba(255, 215, 0, 0.1);
            color: #fff0a0;
        }
        .cat-hero-panel {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }
        .trust-ring-wrap {
            background: rgba(7, 31, 18, 0.85);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            display: flex;
            align-items: center;
            gap: 24px;
            box-shadow: var(--shadow-gold);
            backdrop-filter: blur(8px);
        }
        .trust-ring {
            width: 110px;
            height: 110px;
            border-radius: 50%;
            background: conic-gradient(var(--accent-gold) 0% 98%, rgba(255, 215, 0, 0.15) 98% 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            position: relative;
        }
        .trust-ring::before {
            content: '';
            position: absolute;
            inset: 8px;
            border-radius: 50%;
            background: var(--bg-dark);
        }
        .trust-ring .ring-value {
            position: relative;
            z-index: 1;
            font-size: 1.7rem;
            font-weight: 800;
            color: var(--accent-gold);
            line-height: 1;
        }
        .trust-ring .ring-label {
            position: relative;
            z-index: 1;
            font-size: 0.7rem;
            font-weight: 600;
            color: var(--text-mint);
            text-transform: uppercase;
            letter-spacing: 0.06em;
            margin-top: 2px;
        }
        .ring-info h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 6px;
        }
        .ring-info p {
            font-size: 0.9rem;
            color: var(--text-mint);
            margin: 0;
            line-height: 1.55;
        }
        .tier-preview {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 12px;
        }
        .tier-item {
            background: rgba(7, 31, 18, 0.8);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            padding: 16px 12px;
            text-align: center;
            transition: border-color var(--transition-fast), transform var(--transition-fast);
        }
        .tier-item:hover {
            border-color: var(--border-gold);
            transform: translateY(-4px);
        }
        .tier-item .tier-icon {
            font-size: 1.4rem;
            color: var(--accent-gold);
            margin-bottom: 8px;
        }
        .tier-item .tier-name {
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 2px;
        }
        .tier-item .tier-score {
            font-size: 0.72rem;
            color: var(--text-muted);
        }

        /* ===== Metrics Dashboard ===== */
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .metric-card {
            background: var(--bg-forest);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            padding: 26px 22px;
            display: flex;
            align-items: center;
            gap: 16px;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }
        .metric-card:hover {
            border-color: var(--border-gold);
            box-shadow: var(--shadow-gold);
        }
        .metric-icon {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: rgba(255, 215, 0, 0.12);
            border: 1px solid var(--border-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--accent-gold);
            flex-shrink: 0;
        }
        .metric-info h4 {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--accent-gold);
            margin-bottom: 2px;
            line-height: 1.1;
        }
        .metric-info p {
            font-size: 0.85rem;
            color: var(--text-mint);
            margin: 0;
        }

        /* ===== Criteria Matrix ===== */
        .criteria-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .criteria-card {
            background: var(--bg-forest);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            transition: border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
        }
        .criteria-card:hover {
            border-color: var(--border-gold);
            transform: translateY(-6px);
            box-shadow: var(--shadow-gold);
        }
        .criteria-card .c-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(255, 215, 0, 0.1);
            border: 1px solid var(--border-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            color: var(--accent-gold);
            margin-bottom: 16px;
        }
        .criteria-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 8px;
        }
        .criteria-card .weight {
            display: inline-block;
            font-size: 0.72rem;
            font-weight: 700;
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.1);
            padding: 3px 10px;
            border-radius: 100px;
            border: 1px solid var(--border-soft);
            margin-bottom: 10px;
        }
        .criteria-card p {
            font-size: 0.92rem;
            color: var(--text-mint);
            line-height: 1.65;
            margin: 0;
        }

        /* ===== Process Steps ===== */
        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .process-step {
            background: var(--bg-forest);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            text-align: center;
            position: relative;
            transition: border-color var(--transition-fast);
        }
        .process-step:hover {
            border-color: var(--border-gold);
        }
        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-gold), #C5A059);
            color: var(--bg-deep);
            font-weight: 800;
            font-size: 0.95rem;
            margin-bottom: 12px;
        }
        .process-step h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 6px;
        }
        .process-step p {
            font-size: 0.85rem;
            color: var(--text-mint);
            line-height: 1.55;
            margin: 0;
        }

        /* ===== Comparison ===== */
        .comparison-table-wrap {
            background: var(--bg-forest);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            padding: 8px 0;
            overflow-x: auto;
        }
        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 640px;
        }
        .comparison-table thead th {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--accent-gold);
            text-align: left;
            padding: 18px 20px;
            border-bottom: 1px solid var(--border-soft);
            white-space: nowrap;
        }
        .comparison-table tbody td {
            font-size: 0.9rem;
            color: var(--text-mint);
            padding: 16px 20px;
            border-bottom: 1px solid rgba(255, 215, 0, 0.06);
        }
        .comparison-table tbody tr:last-child td {
            border-bottom: none;
        }
        .comparison-table tbody tr {
            transition: background var(--transition-fast);
        }
        .comparison-table tbody tr:hover {
            background: rgba(255, 215, 0, 0.04);
        }
        .comparison-table .score-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 700;
            font-size: 0.85rem;
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.1);
            padding: 4px 12px;
            border-radius: 100px;
            border: 1px solid var(--border-soft);
        }
        .comparison-table .score-badge.high {
            color: #2ecc71;
            background: rgba(46, 204, 113, 0.12);
            border-color: rgba(46, 204, 113, 0.3);
        }
        .comparison-table .score-badge.medium {
            color: #f39c12;
            background: rgba(243, 156, 18, 0.12);
            border-color: rgba(243, 156, 18, 0.3);
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-forest);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            margin-bottom: 16px;
            overflow: hidden;
            transition: border-color var(--transition-fast);
        }
        .faq-item:hover {
            border-color: var(--border-gold);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 24px;
            cursor: pointer;
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-white);
            transition: color var(--transition-fast);
        }
        .faq-question:hover {
            color: var(--accent-gold);
        }
        .faq-question .faq-icon {
            font-size: 0.9rem;
            color: var(--accent-gold);
            transition: transform var(--transition-base);
            flex-shrink: 0;
        }
        .faq-item.open .faq-icon {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-base), padding var(--transition-base);
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
        }
        .faq-answer-inner {
            padding: 0 24px 22px;
            font-size: 0.92rem;
            color: var(--text-mint);
            line-height: 1.65;
        }

        /* ===== CTA ===== */
        .cta-band {
            background: linear-gradient(135deg, var(--bg-dark) 0%, var(--bg-forest) 50%, var(--bg-deep) 100%);
            border-top: 1px solid var(--border-soft);
            border-bottom: 1px solid var(--border-soft);
        }
        .cta-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 48px;
            align-items: center;
        }
        .cta-grid h2 {
            font-size: clamp(1.5rem, 2.8vw, 2rem);
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 12px;
            line-height: 1.25;
        }
        .cta-grid h2 .gold {
            color: var(--accent-gold);
        }
        .cta-grid p {
            font-size: 1rem;
            color: var(--text-mint);
            line-height: 1.65;
            margin-bottom: 0;
        }
        .cta-form-card {
            background: rgba(7, 31, 18, 0.9);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow-gold);
        }
        .cta-form-card h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--accent-gold);
            margin-bottom: 8px;
        }
        .cta-form-card p {
            font-size: 0.85rem;
            color: var(--text-mint);
            margin-bottom: 16px;
        }
        .form-input {
            width: 100%;
            background: var(--bg-dark);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            font-size: 0.9rem;
            color: var(--text-white);
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
            margin-bottom: 12px;
        }
        .form-input:focus {
            outline: none;
            border-color: var(--accent-gold);
            box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.15);
        }
        .form-input::placeholder {
            color: var(--text-muted);
        }
        .btn-submit {
            width: 100%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--bg-deep);
            background: linear-gradient(135deg, var(--accent-gold), #C5A059);
            padding: 13px 24px;
            border-radius: 100px;
            border: none;
            box-shadow: 0 4px 16px rgba(255, 215, 0, 0.3);
            transition: transform var(--transition-fast), box-shadow var(--transition-fast);
        }
        .btn-submit:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(255, 215, 0, 0.45);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            border-top: 1px solid var(--border-soft);
            padding: 60px 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr;
            gap: 36px;
            margin-bottom: 40px;
        }
        .footer-brand .footer-logo {
            font-size: 1.2rem;
            font-weight: 800;
            color: var(--accent-gold);
            display: block;
            margin-bottom: 14px;
        }
        .footer-brand p {
            font-size: 0.9rem;
            color: var(--text-mint);
            line-height: 1.65;
            margin-bottom: 16px;
        }
        .footer-payment {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .footer-payment span {
            font-size: 0.78rem;
            font-weight: 600;
            color: var(--text-mint);
            background: rgba(255, 215, 0, 0.08);
            border: 1px solid var(--border-soft);
            padding: 5px 12px;
            border-radius: 100px;
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }
        .footer-payment span i {
            color: var(--accent-gold);
        }
        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--accent-gold);
            margin-bottom: 14px;
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 0.9rem;
            color: var(--text-mint);
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--accent-gold);
        }
        .footer-18plus {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--accent-red);
            border: 2px solid var(--accent-red);
            border-radius: 50%;
            width: 58px;
            height: 58px;
            margin-bottom: 14px;
        }
        .footer-license {
            font-size: 0.78rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 0;
        }
        .footer-bottom {
            border-top: 1px solid var(--border-soft);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }
        .footer-bottom .copyright {
            font-size: 0.82rem;
            color: var(--text-muted);
        }
        .footer-bottom .copyright a {
            color: var(--accent-gold);
            font-weight: 600;
        }

        /* ===== FAB ===== */
        .fab-support {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 60;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, #1a1a1a, #0b0b0b);
            border: 2px solid var(--accent-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-size: 1.3rem;
            cursor: pointer;
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3);
            opacity: 0.7;
            animation: fabFloat 3s ease-in-out infinite;
            transition: opacity var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
        }
        .fab-support:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 8px 28px rgba(255, 215, 0, 0.55);
        }
        .fab-support:active {
            transform: scale(0.95) translateY(2px);
        }
        .fab-support::after {
            content: '';
            position: absolute;
            top: -2px;
            right: -2px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: #e74c3c;
            border: 2px solid #fff;
            animation: fabBlink 1.8s ease-in-out infinite;
        }
        @keyframes fabFloat {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-6px); }
        }
        @keyframes fabBlink {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.4; }
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .cat-hero-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .cat-hero {
                min-height: auto;
                padding: 140px 0 80px;
            }
            .cat-hero-panel {
                max-width: 520px;
            }
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .criteria-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .nav-menu {
                display: none;
                flex-direction: column;
                gap: 0;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: rgba(7, 31, 18, 0.98);
                border-bottom: 1px solid var(--border-soft);
                padding: 16px 24px;
                box-shadow: var(--shadow-dark);
                backdrop-filter: blur(18px);
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu li {
                width: 100%;
            }
            .nav-menu li a {
                display: block;
                padding: 12px 0;
                font-size: 0.95rem;
            }
            .nav-menu li a::after {
                display: none;
            }
            .nav-actions {
                gap: 8px;
            }
            .btn-login {
                font-size: 0.82rem;
            }
            .btn-signup {
                font-size: 0.82rem;
                padding: 8px 16px;
            }
            .nav-logo {
                font-size: 0.9rem;
            }
            .nav-logo .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.9rem;
            }
            .cat-hero {
                padding: 120px 0 64px;
            }
            .cat-hero-content h1 {
                font-size: 1.6rem;
            }
            .trust-ring-wrap {
                flex-direction: column;
                text-align: center;
                gap: 16px;
            }
            .tier-preview {
                grid-template-columns: repeat(2, 1fr);
            }
            .metrics-grid {
                grid-template-columns: 1fr;
            }
            .criteria-grid {
                grid-template-columns: 1fr;
            }
            .process-grid {
                grid-template-columns: 1fr;
            }
            .cta-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .container-wide {
                padding: 0 16px;
            }
            .section-pad {
                padding: 56px 0;
            }
            .section-pad-tight {
                padding: 40px 0;
            }
        }
        @media (max-width: 520px) {
            .nav-actions .btn-login {
                display: none;
            }
            .nav-actions .btn-signup {
                font-size: 0.78rem;
                padding: 7px 12px;
            }
            .nav-logo {
                font-size: 0.78rem;
                gap: 6px;
            }
            .nav-logo .logo-icon {
                width: 28px;
                height: 28px;
                font-size: 0.8rem;
            }
            .cat-hero-content h1 {
                font-size: 1.4rem;
            }
            .hero-cta-group {
                flex-direction: column;
            }
            .btn-primary, .btn-outline {
                justify-content: center;
                width: 100%;
            }
            .tier-preview {
                grid-template-columns: 1fr 1fr;
            }
            .section-title {
                font-size: 1.4rem;
            }
        }

/* roulang page: category3 */
:root {
            --bg-deep: #0A2E1C;
            --bg-forest: #123E25;
            --bg-dark: #071f12;
            --accent-gold: #FFD700;
            --accent-gold-deep: #C5A059;
            --accent-red: #D32F2F;
            --text-white: #FFFFFF;
            --text-mint: #D1F2EB;
            --text-gold: #FEF08A;
            --text-muted: rgba(209, 242, 235, 0.7);
            --border-gold: rgba(255, 215, 0, 0.35);
            --border-soft: rgba(255, 215, 0, 0.15);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 22px;
            --radius-xl: 30px;
            --shadow-gold: 0 8px 32px rgba(255, 215, 0, 0.15);
            --shadow-dark: 0 12px 40px rgba(0, 0, 0, 0.45);
            --shadow-card: 0 6px 24px rgba(0, 0, 0, 0.35);
            --transition-fast: 0.2s ease;
            --transition-base: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-body: 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
            --font-heading: 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
        }

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

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.6;
            color: var(--text-white);
            background-color: var(--bg-deep);
            background-image: radial-gradient(ellipse at 20% 10%, rgba(18, 62, 37, 0.7) 0%, transparent 55%),
                radial-gradient(ellipse at 80% 30%, rgba(255, 215, 0, 0.05) 0%, transparent 50%),
                radial-gradient(ellipse at 50% 80%, rgba(10, 46, 28, 0.9) 0%, transparent 60%);
            min-height: 100vh;
            overflow-x: hidden;
        }

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

        a:hover {
            color: #fff0a0;
            text-decoration: none;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-md);
        }

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

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

        .section-pad {
            padding: 72px 0;
        }

        .section-pad-tight {
            padding: 48px 0;
        }

        .section-label {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.12em;
            text-transform: uppercase;
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.1);
            border: 1px solid var(--border-gold);
            padding: 6px 16px;
            border-radius: 100px;
            margin-bottom: 18px;
        }

        .section-title {
            font-family: var(--font-heading);
            font-size: clamp(1.7rem, 3.2vw, 2.4rem);
            font-weight: 800;
            line-height: 1.25;
            color: var(--text-white);
            margin-bottom: 14px;
            letter-spacing: -0.01em;
        }

        .section-title .gold {
            color: var(--accent-gold);
        }

        .section-desc {
            font-size: 1.05rem;
            line-height: 1.7;
            color: var(--text-mint);
            max-width: 720px;
            margin-bottom: 36px;
        }

        .section-desc.left {
            margin-left: 0;
            margin-right: auto;
            text-align: left;
        }

        .heading-block {
            text-align: left;
            margin-bottom: 32px;
        }

        /* Header & Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba7, 31, 18, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-soft);
            transition: background var(--transition-base), box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            background: rgba(7, 31, 18, 0.98);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
        }

        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            padding: 16px 0;
            min-height: 68px;
        }

        .nav-logo {
            font-size: 1.05rem;
            font-weight: 800;
            color: var(--accent-gold);
            letter-spacing: -0.01em;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
            line-height: 1.2;
        }

        .nav-logo .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-gold), #C5A059);
            color: var(--bg-deep);
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
            margin: 0;
        }

        .nav-menu li a {
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--text-mint);
            padding: 8px 4px;
            position: relative;
            white-space: nowrap;
            transition: color var(--transition-fast);
        }

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

        .nav-menu li a:hover,
        .nav-menu li a.active {
            color: var(--accent-gold);
        }

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

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

        .btn-login {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--accent-gold);
            padding: 8px 14px;
            border: 1px solid var(--border-gold);
            border-radius: 100px;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-login:hover {
            background: rgba(255, 215, 0, 0.1);
            color: var(--text-gold);
        }

        .btn-signup {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--bg-dark);
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-deep));
            padding: 10px 20px;
            border-radius: 100px;
            box-shadow: var(--shadow-gold);
            transition: transform var(--transition-fast), box-shadow var(--transition-fast);
            white-space: nowrap;
        }

        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 24px rgba(255, 215, 0, 0.25);
            color: var(--bg-dark);
        }

        .hamburger {
            display: none;
            background: transparent;
            border: none;
            color: var(--accent-gold);
            font-size: 1.6rem;
            padding: 8px;
            line-height: 1;
        }

        /* ===== Hero Promo ===== */
        .hero-promo {
            padding-top: calc(140px);
            padding-bottom: 56px;
            background: 
                linear-gradient(135deg, rgba(10, 46, 28, 0.96) 0%, rgba(7, 31, 18, 0.92) 50%, rgba(7, 31, 18, 0.98) 100%),
                url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
            position: relative;
            overflow: hidden;
        }

        .hero-promo .container-wide {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 48px;
            align-items: center;
        }

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

        .hero-content h1 {
            font-size: clamp(2rem, 4vw, 3rem);
            font-weight: 800;
            line-height: 1.2;
            color: var(--text-white);
            margin-bottom: 20px;
            letter-spacing: -0.01em;
        }

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

        .hero-content .pain-point {
            font-size: 1.2rem;
            color: var(--text-mint);
            font-weight: 500;
            margin-bottom: 24px;
            line-height: 1.7;
        }

        .hero-content .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            margin-top: 32px;
        }

        .hero-stat-item {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--text-mint);
            font-size: 0.95rem;
        }

        .hero-stat-item i {
            color: var(--accent-gold);
            font-size: 1.3rem;
        }

        .promo-form-card {
            background: rgba(255, 255, 255, 0.06);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            padding: 32px;
            box-shadow: var(--shadow-dark);
            position: relative;
            z-index: 2;
        }

        .promo-form-card h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 8px;
        }

        .promo-form-card p {
            color: var(--text-mint);
            font-size: 0.95rem;
            margin-bottom: 20px;
        }

        .promo-form .form-group {
            margin-bottom: 18px;
        }

        .promo-form label {
            display: block;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-gold);
            margin-bottom: 6px;
        }

        .promo-form input,
        .promo-form select {
            width: 100%;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-gold);
            background: rgba(7, 31, 18, 0.7);
            color: var(--text-white);
            font-size: 0.95rem;
            outline: none;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }

        .promo-form input:focus,
        .promo-form select:focus {
            border-color: var(--accent-gold);
            box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.15);
        }

        .promo-form input::placeholder {
            color: rgba(209, 242, 235, 0.5);
        }

        .btn-cta {
            width: 100%;
            padding: 14px 24px;
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-deep));
            color: var(--bg-dark);
            font-weight: 800;
            font-size: 1rem;
            border: none;
            border-radius: var(--radius-md);
            cursor: pointer;
            transition: transform var(--transition-fast), box-shadow var(--transition-fast);
            box-shadow: var(--shadow-gold);
        }

        .btn-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(255, 215, 0, 0.3);
        }

        .form-note {
            margin-top: 14px;
            font-size: 0.78rem;
            color: var(--text-muted);
            text-align: center;
        }

        /* ===== Metrics Dashboard ===== */
        .metrics-dashboard {
            padding: 56px 0 0;
        }

        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .metric-card {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            text-align: left;
            transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
        }

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

        .metric-icon {
            width: 48px;
            height: 48px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            background: rgba(255, 215, 0, 0.1);
            color: var(--accent-gold);
            font-size: 1.4rem;
            margin-bottom: 16px;
        }

        .metric-value {
            font-size: 2rem;
            font-weight: 800;
            color: var(--text-white);
            line-height: 1.2;
            margin-bottom: 4px;
        }

        .metric-label {
            font-size: 0.9rem;
            color: var(--text-mint);
            line-height: 1.4;
        }

        .metric-badge {
            display: inline-block;
            background: rgba(255, 215, 0, 0.12);
            color: var(--accent-gold);
            font-size: 0.7rem;
            font-weight: 700;
            padding: 2px 10px;
            border-radius: 100px;
            margin-top: 8px;
        }

        /* ===== Service Matrix ===== */
        .service-matrix {
            padding: 64px 0;
        }

        .service-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .service-card {
            background: var(--bg-dark);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
        }

        .service-card:hover {
            transform: translateY(-6px);
            border-color: var(--border-gold);
            box-shadow: var(--shadow-dark);
        }

        .service-card-img {
            height: 180px;
            width: 100%;
            object-fit: cover;
            background-color: var(--bg-forest);
            border-top-left-radius: var(--radius-lg);
            border-top-right-radius: var(--radius-lg);
        }

        .service-card-body {
            padding: 24px;
        }

        .service-card-body h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 10px;
        }

        .service-card-body p {
            color: var(--text-mint);
            font-size: 0.95rem;
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .service-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .service-tag {
            background: rgba(255, 215, 0, 0.08);
            border: 1px solid var(--border-gold);
            color: var(--accent-gold);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 100px;
        }

        /* ===== Comparison Section ===== */
        .comparison-section {
            background: linear-gradient(135deg, rgba(7, 31, 18, 0.9), rgba(10, 46, 28, 0.8));
            padding: 72px 0;
            border-top: 1px solid var(--border-soft);
            border-bottom: 1px solid var(--border-soft);
        }

        .comparison-table-wrap {
            overflow-x: auto;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-soft);
        }

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

        .comparison-table th {
            background: rgba(255, 215, 0, 0.08);
            color: var(--accent-gold);
            font-weight: 700;
            padding: 16px 20px;
            text-align: left;
            font-size: 0.9rem;
            border-bottom: 1px solid var(--border-gold);
        }

        .comparison-table td {
            padding: 16px 20px;
            color: var(--text-mint);
            border-bottom: 1px solid var(--border-soft);
            font-size: 0.95rem;
        }

        .comparison-table tr:last-child td {
            border-bottom: none;
        }

        .comparison-table tr:hover td {
            background: rgba(255, 215, 0, 0.03);
        }

        .highlight-cell {
            color: var(--accent-gold) !important;
            font-weight: 700;
        }

        /* ===== FAQ Section ===== */
        .faq-section {
            padding: 72px 0;
        }

        .faq-list {
            max-width: 800px;
            margin: 0;
        }

        .faq-item {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            margin-bottom: 14px;
            overflow: hidden;
            transition: border-color var(--transition-fast);
        }

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

        .faq-question {
            width: 100%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 18px 24px;
            background: transparent;
            border: none;
            color: var(--text-white);
            font-weight: 700;
            font-size: 1rem;
            text-align: left;
            cursor: pointer;
            gap: 16px;
        }

        .faq-question i {
            color: var(--accent-gold);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-base);
        }

        .faq-answer-inner {
            padding: 0 24px 20px;
            color: var(--text-mint);
            line-height: 1.7;
            font-size: 0.95rem;
        }

        /* ===== Final CTA Form Section ===== */
        .cta-form-section {
            background: linear-gradient(135deg, var(--bg-dark) 0%, var(--bg-forest) 100%);
            padding: 72px 0;
            border-top: 1px solid var(--border-gold);
        }

        .cta-form-wrap {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 48px;
            align-items: center;
        }

        .cta-form-left h2 {
            font-size: 2rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 16px;
        }

        .cta-form-left p {
            color: var(--text-mint);
            font-size: 1.05rem;
            line-height: 1.7;
            margin-bottom: 24px;
        }

        .cta-form-right {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            padding: 32px;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            padding: 48px 0 24px;
            border-top: 1px solid var(--border-soft);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand p {
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.7;
            margin: 16px 0;
        }

        .footer-logo {
            font-size: 1.2rem;
            font-weight: 800;
            color: var(--accent-gold);
        }

        .footer-payment {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 16px;
        }

        .footer-payment span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.8rem;
            color: var(--text-mint);
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-soft);
            border-radius: 100px;
            padding: 6px 12px;
        }

        .footer-payment i {
            color: var(--accent-gold);
        }

        .footer-col h4 {
            color: var(--text-white);
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 16px;
        }

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

        .footer-col ul li {
            margin-bottom: 10px;
        }

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

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

        .footer-18plus {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--accent-red);
            margin-bottom: 16px;
        }

        .footer-license {
            color: var(--text-muted);
            font-size: 0.8rem;
            line-height: 1.6;
        }

        .footer-bottom {
            border-top: 1px solid var(--border-soft);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
        }

        .copyright {
            color: var(--text-muted);
            font-size: 0.85rem;
        }

        .copyright a {
            color: var(--accent-gold);
        }

        /* ===== FAB ===== */
        .fab-ref {
            position: fixed;
            left: 24px;
            bottom: 96px;
            z-index: 50;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, #1A0505, #3A0B0B);
            border: 2px solid var(--accent-gold);
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3), inset 0 1px 4px rgba(255, 215, 0, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-gold);
            font-size: 1.5rem;
            cursor: pointer;
            opacity: 0.7;
            transition: transform var(--transition-fast), opacity var(--transition-fast), box-shadow var(--transition-fast);
            animation: fabFloat 3s ease-in-out infinite;
        }

        .fab-ref:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 8px 30px rgba(255, 215, 0, 0.5);
        }

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

        .fab-ref .notification-dot {
            position: absolute;
            top: 4px;
            right: 4px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--accent-red);
            box-shadow: 0 0 8px var(--accent-red);
            animation: blinkDot 1.5s ease-in-out infinite;
        }

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

        @keyframes blinkDot {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.3; }
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
            }

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

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

        @media (max-width: 768px) {
            .nav-inner {
                flex-wrap: wrap;
            }

            .nav-menu {
                display: none;
                width: 100%;
                flex-direction: column;
                gap: 0;
                background: rgba(7, 31, 18, 0.98);
                border-radius: 8px;
                padding: 8px 0;
                position: absolute;
                top: 68px;
                left: 24px;
                right: 24px;
                box-shadow: var(--shadow-dark);
            }

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

            .nav-menu li a {
                padding: 12px 20px;
                display: block;
                border-bottom: 1px solid var(--border-soft);
            }

            .nav-menu li:last-child a {
                border-bottom: none;
            }

            .hamburger {
                display: block;
            }

            .nav-actions {
                gap: 6px;
            }

            .btn-login {
                padding: 6px 10px;
                font-size: 0.8rem;
            }

            .btn-signup {
                padding: 8px 14px;
                font-size: 0.8rem;
            }

            .hero-promo {
                padding-top: calc(120px);
            }

            .hero-promo .container-wide {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .hero-content h1 {
                font-size: 1.8rem;
            }

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

            .cta-form-wrap {
                grid-template-columns: 1fr;
            }

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

            .fab-ref {
                width: 48px;
                height: 48px;
                font-size: 1.2rem;
                left: 16px;
                bottom: 80px;
            }
        }

        @media (max-width: 520px) {
            .container-wide {
                padding: 0 16px;
            }

            .section-pad {
                padding: 48px 0;
            }

            .comparison-table th,
            .comparison-table td {
                padding: 12px 14px;
                font-size: 0.85rem;
            }

            .promo-form-card,
            .cta-form-right {
                padding: 20px;
            }
        }

/* roulang page: category2 */
:root {
            --bg-deep: #0A2E1C;
            --bg-forest: #123E25;
            --bg-dark: #071f12;
            --accent-gold: #FFD700;
            --accent-gold-deep: #C5A059;
            --accent-red: #D32F2F;
            --text-white: #FFFFFF;
            --text-mint: #D1F2EB;
            --text-gold: #FEF08A;
            --text-muted: rgba(209, 242, 235, 0.7);
            --border-gold: rgba(255, 215, 0, 0.35);
            --border-soft: rgba(255, 215, 0, 0.15);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 22px;
            --radius-xl: 30px;
            --shadow-gold: 0 8px 32px rgba(255, 215, 0, 0.15);
            --shadow-dark: 0 12px 40px rgba(0, 0, 0, 0.45);
            --shadow-card: 0 6px 24px rgba(0, 0, 0, 0.35);
            --transition-fast: 0.2s ease;
            --transition-base: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-body: 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
            --font-heading: 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
        }
        html {
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.6;
            color: var(--text-white);
            background-color: var(--bg-deep);
            background-image: radial-gradient(ellipse at 20% 10%, rgba(18, 62, 37, 0.7) 0%, transparent 55%),
                radial-gradient(ellipse at 80% 30%, rgba(255, 215, 0, 0.04) 0%, transparent 50%),
                radial-gradient(ellipse at 50% 80%, rgba(10, 46, 28, 0.9) 0%, transparent 60%);
            min-height: 100vh;
        }
        a {
            color: var(--accent-gold);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: #fff0a0;
            text-decoration: none;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-md);
        }
        button {
            cursor: pointer;
            font-family: inherit;
        }
        .container-wide {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .section-pad {
            padding: 72px 0;
        }
        .section-pad-tight {
            padding: 48px 0;
        }
        .section-label {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.12em;
            text-transform: uppercase;
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.1);
            border: 1px solid var(--border-gold);
            padding: 6px 16px;
            border-radius: 100px;
            margin-bottom: 18px;
        }
        .section-title {
            font-family: var(--font-heading);
            font-size: clamp(1.7rem, 3.2vw, 2.4rem);
            font-weight: 800;
            line-height: 1.25;
            color: var(--text-white);
            margin-bottom: 14px;
            letter-spacing: -0.01em;
        }
        .section-title .gold {
            color: var(--accent-gold);
        }
        .section-desc {
            font-size: 1.05rem;
            line-height: 1.7;
            color: var(--text-mint);
            max-width: 720px;
            margin-bottom: 36px;
        }
        .section-desc.left {
            margin-left: 0;
            margin-right: auto;
            text-align: left;
        }
        /* ===== Header & Navigation ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(7, 31, 18, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-soft);
            transition: background var(--transition-base), box-shadow var(--transition-base);
        }
        .site-header.scrolled {
            background: rgba(7, 31, 18, 0.98);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
        }
        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            padding: 16px 0;
            min-height: 68px;
        }
        .nav-logo {
            font-size: 1.05rem;
            font-weight: 800;
            color: var(--accent-gold);
            letter-spacing: -0.01em;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
            line-height: 1.2;
        }
        .nav-logo .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-gold), #C5A059);
            color: var(--bg-deep);
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
            margin: 0;
        }
        .nav-menu li a {
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--text-mint);
            padding: 8px 4px;
            position: relative;
            white-space: nowrap;
            transition: color var(--transition-fast);
        }
        .nav-menu li a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent-gold);
            border-radius: 2px;
            transition: width var(--transition-base);
        }
        .nav-menu li a:hover,
        .nav-menu li a.active {
            color: var(--accent-gold);
        }
        .nav-menu li a:hover::after,
        .nav-menu li a.active::after {
            width: 100%;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .btn-login {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-mint);
            padding: 9px 18px;
            border-radius: 100px;
            border: 1px solid var(--border-soft);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .btn-login:hover {
            color: var(--accent-gold);
            border-color: var(--border-gold);
        }
        .btn-signup {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--bg-deep);
            background: linear-gradient(135deg, var(--accent-gold), #FFE44D);
            padding: 9px 22px;
            border-radius: 100px;
            box-shadow: 0 4px 14px rgba(255, 215, 0, 0.25);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .btn-signup:hover {
            color: var(--bg-deep);
            box-shadow: 0 8px 24px rgba(255, 215, 0, 0.4);
            transform: translateY(-2px);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: var(--accent-gold);
            font-size: 1.5rem;
            line-height: 1;
            padding: 4px;
        }
        /* ===== Hero ===== */
        .category-hero {
            position: relative;
            margin-top: 68px;
            min-height: 520px;
            background-image: linear-gradient(180deg, rgba(7, 31, 18, 0.65) 0%, rgba(7, 31, 18, 0.82) 60%, rgba(7, 31, 18, 0.97) 100%),
                url('/assets/images/backpic/back-1.jpg');
            background-size: cover;
            background-position: center top;
            display: flex;
            align-items: flex-end;
            padding: 80px 0 40px;
            border-bottom: 1px solid var(--border-soft);
        }
        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 80% 20%, rgba(255, 215, 0, 0.08) 0%, transparent 55%);
            pointer-events: none;
        }
        .category-hero .container-wide {
            position: relative;
            z-index: 2;
        }
        .hero-badge-row {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 20px;
            flex-wrap: wrap;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.78rem;
            font-weight: 600;
            color: var(--text-gold);
            background: rgba(255, 215, 0, 0.1);
            border: 1px solid var(--border-gold);
            border-radius: 100px;
            padding: 6px 14px;
            letter-spacing: 0.02em;
        }
        .hero-badge i {
            font-size: 0.8rem;
        }
        .category-hero h1 {
            font-size: clamp(1.9rem, 3.8vw, 2.9rem);
            font-weight: 900;
            line-height: 1.2;
            color: var(--text-white);
            max-width: 780px;
            margin-bottom: 18px;
            letter-spacing: -0.015em;
        }
        .category-hero h1 .gold {
            color: var(--accent-gold);
        }
        .category-hero .hero-sub {
            font-size: 1.08rem;
            line-height: 1.75;
            color: var(--text-mint);
            max-width: 680px;
            margin-bottom: 28px;
        }
        .hero-cta-row {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .btn-primary-gold {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1rem;
            font-weight: 800;
            color: var(--bg-deep);
            background: linear-gradient(135deg, var(--accent-gold), #FFE44D);
            padding: 14px 32px;
            border-radius: 100px;
            box-shadow: 0 8px 28px rgba(255, 215, 0, 0.35);
            transition: all var(--transition-base);
            border: none;
        }
        .btn-primary-gold:hover {
            color: var(--bg-deep);
            box-shadow: 0 12px 36px rgba(255, 215, 0, 0.5);
            transform: translateY(-3px);
        }
        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-white);
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-gold);
            padding: 14px 28px;
            border-radius: 100px;
            transition: all var(--transition-base);
        }
        .btn-outline-light:hover {
            color: var(--accent-gold);
            background: rgba(255, 215, 0, 0.08);
            border-color: var(--accent-gold);
            transform: translateY(-3px);
        }
        .hero-series-nav {
            display: flex;
            gap: 10px;
            margin-top: 32px;
            flex-wrap: wrap;
            padding-top: 22px;
            border-top: 1px solid var(--border-soft);
        }
        .hero-series-nav a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.84rem;
            font-weight: 600;
            color: var(--text-mint);
            background: rgba(7, 31, 18, 0.6);
            border: 1px solid var(--border-soft);
            padding: 8px 16px;
            border-radius: 100px;
            transition: all var(--transition-fast);
        }
        .hero-series-nav a:hover,
        .hero-series-nav a.active {
            color: var(--accent-gold);
            border-color: var(--border-gold);
            background: rgba(255, 215, 0, 0.1);
        }
        /* ===== Metrics Dashboard ===== */
        .metrics-dashboard {
            background: var(--bg-dark);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            padding: 32px 36px;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
            margin-top: -30px;
            position: relative;
            z-index: 5;
            box-shadow: var(--shadow-dark);
        }
        .metric-item {
            text-align: left;
            border-left: 2px solid var(--border-gold);
            padding-left: 18px;
        }
        .metric-item .metric-number {
            font-size: 2rem;
            font-weight: 900;
            color: var(--accent-gold);
            line-height: 1.2;
            letter-spacing: -0.01em;
        }
        .metric-item .metric-label {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-muted);
            margin-top: 4px;
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }
        /* ===== Steps Toggle Section ===== */
        .steps-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: start;
        }
        .step-card {
            background: rgba(7, 31, 18, 0.7);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            padding: 28px;
            margin-bottom: 24px;
            transition: all var(--transition-base);
            position: relative;
        }
        .step-card:hover {
            border-color: var(--border-gold);
            box-shadow: var(--shadow-gold);
            transform: translateY(-3px);
        }
        .step-card .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-gold), #C5A059);
            color: var(--bg-deep);
            font-weight: 900;
            font-size: 1.1rem;
            margin-bottom: 16px;
            flex-shrink: 0;
        }
        .step-card h3 {
            font-size: 1.2rem;
            font-weight: 800;
            color: var(--accent-gold);
            margin-bottom: 10px;
            letter-spacing: -0.01em;
        }
        .step-card p {
            font-size: 0.95rem;
            line-height: 1.7;
            color: var(--text-mint);
            margin-bottom: 12px;
        }
        .step-card ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .step-card ul li {
            font-size: 0.9rem;
            color: var(--text-mint);
            padding-left: 22px;
            position: relative;
            margin-bottom: 8px;
            line-height: 1.6;
        }
        .step-card ul li::before {
            content: '\f058';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            left: 0;
            top: 2px;
            color: var(--accent-gold);
            font-size: 0.85rem;
        }
        .step-image-wrap {
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-soft);
            box-shadow: var(--shadow-card);
        }
        .step-image-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 320px;
        }
        /* ===== Comparison / Result Section ===== */
        .comparison-table-wrap {
            background: rgba(7, 31, 18, 0.7);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }
        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            margin: 0;
        }
        .comparison-table th,
        .comparison-table td {
            padding: 16px 18px;
            text-align: left;
            border-bottom: 1px solid var(--border-soft);
            font-size: 0.9rem;
        }
        .comparison-table th {
            background: rgba(255, 215, 0, 0.08);
            color: var(--accent-gold);
            font-weight: 800;
            font-size: 0.85rem;
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }
        .comparison-table td {
            color: var(--text-mint);
        }
        .comparison-table tr:last-child td {
            border-bottom: none;
        }
        .comparison-table .highlight {
            color: var(--accent-gold);
            font-weight: 700;
        }
        .comparison-table .check-icon {
            color: #4CAF50;
            font-weight: 700;
        }
        .comparison-table .warn-icon {
            color: #FF9800;
            font-weight: 700;
        }
        .result-badge {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 700;
            padding: 5px 12px;
            border-radius: 100px;
            background: rgba(255, 215, 0, 0.15);
            color: var(--accent-gold);
            border: 1px solid var(--border-gold);
        }
        /* ===== FAQ ===== */
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
        }
        .faq-item {
            background: rgba(7, 31, 18, 0.7);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            margin-bottom: 14px;
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: var(--border-gold);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            cursor: pointer;
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-white);
            transition: color var(--transition-fast);
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            font-family: inherit;
        }
        .faq-question:hover {
            color: var(--accent-gold);
        }
        .faq-question .fa-chevron-down {
            font-size: 0.85rem;
            color: var(--accent-gold);
            transition: transform var(--transition-base);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question .fa-chevron-down {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-base), padding var(--transition-fast);
            padding: 0 22px;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 22px 20px;
        }
        .faq-answer p {
            font-size: 0.92rem;
            line-height: 1.7;
            color: var(--text-mint);
            margin: 0;
        }
        /* ===== CTA Section ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--bg-dark), var(--bg-forest));
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-xl);
            padding: 56px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 50% 0%, rgba(255, 215, 0, 0.1) 0%, transparent 55%);
            pointer-events: none;
        }
        .cta-section h2 {
            font-size: clamp(1.6rem, 2.8vw, 2.2rem);
            font-weight: 900;
            color: var(--text-white);
            margin-bottom: 14px;
            letter-spacing: -0.01em;
            position: relative;
            z-index: 1;
        }
        .cta-section h2 .gold {
            color: var(--accent-gold);
        }
        .cta-section p {
            font-size: 1.05rem;
            color: var(--text-mint);
            max-width: 600px;
            margin: 0 auto 28px;
            line-height: 1.7;
            position: relative;
            z-index: 1;
        }
        .cta-section .cta-buttons {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }
        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            border-top: 1px solid var(--border-soft);
            padding: 56px 0 32px;
            margin-top: 72px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand .footer-logo {
            font-size: 1.3rem;
            font-weight: 900;
            color: var(--accent-gold);
            display: block;
            margin-bottom: 14px;
            letter-spacing: -0.01em;
        }
        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.7;
            color: var(--text-muted);
            margin-bottom: 20px;
        }
        .footer-payment {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        .footer-payment span {
            font-size: 0.8rem;
            color: var(--text-mint);
            background: rgba(255, 215, 0, 0.08);
            border: 1px solid var(--border-soft);
            padding: 6px 14px;
            border-radius: 8px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .footer-payment i {
            color: var(--accent-gold);
            font-size: 0.85rem;
        }
        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 800;
            color: var(--accent-gold);
            margin-bottom: 16px;
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            font-size: 0.9rem;
            color: var(--text-mint);
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--accent-gold);
        }
        .footer-18plus {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 1.2rem;
            font-weight: 800;
            color: var(--accent-red);
            border: 2px solid var(--accent-red);
            border-radius: 50%;
            width: 52px;
            height: 52px;
            justify-content: center;
            margin-bottom: 14px;
        }
        .footer-18plus i {
            font-size: 1.4rem;
        }
        .footer-license {
            font-size: 0.82rem;
            line-height: 1.7;
            color: var(--text-muted);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-soft);
            padding-top: 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }
        .copyright {
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        .copyright a {
            color: var(--accent-gold);
            font-weight: 600;
        }
        .footer-bottom-links {
            display: flex;
            gap: 20px;
            font-size: 0.82rem;
        }
        .footer-bottom-links a {
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        .footer-bottom-links a:hover {
            color: var(--accent-gold);
        }
        /* ===== FAB ===== */
        .fab-royal {
            position: fixed;
            left: 16px;
            bottom: 96px;
            z-index: 50;
            display: flex;
            align-items: center;
            justify-content: center;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(145deg, #1A1A1A, #0D0D0D);
            border: 2px solid var(--accent-gold);
            box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3);
            opacity: 0.7;
            cursor: pointer;
            transition: all var(--transition-base);
            animation: fabBreathe 3s ease-in-out infinite;
            text-decoration: none;
        }
        .fab-royal i {
            font-size: 1.4rem;
            color: var(--accent-gold);
            transition: transform var(--transition-base);
        }
        .fab-royal .fab-notification {
            position: absolute;
            top: -4px;
            right: -4px;
            width: 14px;
            height: 14px;
            background: var(--accent-red);
            border-radius: 50%;
            border: 2px solid #fff;
            animation: blinkDot 2s ease-in-out infinite;
        }
        .fab-royal:hover {
            opacity: 1;
            border-color: #FFE44D;
            box-shadow: 0 6px 28px rgba(255, 215, 0, 0.5);
            transform: scale(1.1);
        }
        .fab-royal:hover i {
            transform: rotate(360deg);
        }
        .fab-royal:active {
            transform: scale(0.95) translateY(2px);
        }
        @keyframes fabBreathe {
            0%, 100% { box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3); }
            50% { box-shadow: 0 4px 30px rgba(255, 215, 0, 0.55); }
        }
        @keyframes blinkDot {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.3; }
        }
        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .metrics-dashboard {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
                padding: 24px 20px;
            }
            .steps-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .nav-menu {
                position: fixed;
                top: 68px;
                left: 0;
                right: 0;
                background: rgba(7, 31, 18, 0.98);
                flex-direction: column;
                gap: 0;
                padding: 16px 24px;
                border-bottom: 1px solid var(--border-soft);
                max-height: 0;
                overflow: hidden;
                transition: max-height var(--transition-base), padding var(--transition-fast);
                padding-top: 0;
                padding-bottom: 0;
            }
            .nav-menu.open {
                max-height: 400px;
                padding-top: 16px;
                padding-bottom: 16px;
            }
            .nav-menu li {
                width: 100%;
            }
            .nav-menu li a {
                display: block;
                padding: 12px 0;
                font-size: 1rem;
                border-bottom: 1px solid var(--border-soft);
            }
            .nav-menu li a::after {
                display: none;
            }
            .nav-actions .btn-login {
                display: inline-block;
            }
            .nav-actions .btn-signup {
                display: inline-block;
            }
            .category-hero {
                min-height: 460px;
                margin-top: 68px;
                padding: 60px 0 32px;
            }
            .section-pad {
                padding: 48px 0;
            }
            .metrics-dashboard {
                grid-template-columns: 1fr;
                gap: 16px;
                margin-top: -20px;
            }
            .metric-item {
                border-left: none;
                border-bottom: 1px solid var(--border-soft);
                padding-left: 0;
                padding-bottom: 12px;
            }
            .metric-item:last-child {
                border-bottom: none;
                padding-bottom: 0;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .cta-section {
                padding: 40px 24px;
            }
            .comparison-table-wrap {
                overflow-x: auto;
            }
            .comparison-table th,
            .comparison-table td {
                padding: 12px 14px;
                font-size: 0.82rem;
                white-space: nowrap;
            }
        }
        @media (max-width: 520px) {
            .container-wide {
                padding: 0 16px;
            }
            .nav-logo {
                font-size: 0.85rem;
                gap: 6px;
            }
            .nav-logo .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.9rem;
            }
            .nav-actions .btn-login {
                padding: 7px 12px;
                font-size: 0.78rem;
            }
            .nav-actions .btn-signup {
                padding: 7px 14px;
                font-size: 0.78rem;
            }
            .category-hero h1 {
                font-size: 1.6rem;
            }
            .category-hero .hero-sub {
                font-size: 0.95rem;
            }
            .btn-primary-gold,
            .btn-outline-light {
                padding: 12px 22px;
                font-size: 0.9rem;
            }
            .hero-series-nav a {
                font-size: 0.76rem;
                padding: 6px 12px;
            }
            .section-title {
                font-size: 1.45rem;
            }
            .fab-royal {
                width: 48px;
                height: 48px;
                left: 12px;
                bottom: 80px;
            }
            .fab-royal i {
                font-size: 1.2rem;
            }
        }