:root {
            --brand-primary: #0D4D3E;
            --brand-primary-hover: #146352;
            --brand-secondary: #D4AF37;
            --brand-secondary-hover: #E5C158;
            --brand-accent: #FFD300;
            --bg-main: #061F1A;
            --bg-surface: #0A2B25;
            --bg-elevated: #0F3D35;
            --bg-overlay: rgba(6, 31, 26, 0.8);
            --text-primary: #E8F2F0;
            --text-secondary: #B0C4C2;
            --text-muted: #7A8F8C;
            --text-brand-contrast: #061F1A;
            --text-link: #D4AF37;
            --text-link-hover: #FFD300;
            --btn-bg: #D4AF37;
            --btn-text: #061F1A;
            --btn-bg-hover: #FFD300;
            --border-default: #1A4A42;
            --border-strong: #2D635B;
            --border-brand: rgba(212, 175, 55, 0.4);
            --radius-sm: 4px;
            --radius-md: 12px;
            --radius-lg: 24px;
            --radius-pill: 9999px;
            --shadow-card: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
            --grad-brand: linear-gradient(135deg, #0D4D3E 0%, #061F1A 100%);
            --grad-hero: radial-gradient(circle at center, #0F3D35 0%, #061F1A 100%);
            --grad-btn: linear-gradient(to bottom, #D4AF37 0%, #B8962E 100%);
        }

        html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
        body {
            margin: 0;
            font-family: 'Be Vietnam Pro', sans-serif;
            font-size: clamp(15px, 3.9vw, 16px);
            line-height: 1.65;
            padding-inline: 14px;
            padding-bottom: calc(72px + env(safe-area-inset-bottom, 0px));
            overflow-x: hidden;
            background-color: var(--bg-main);
            color: var(--text-primary);
        }

        img { max-width: 100%; height: auto; display: block; }
        a { color: var(--text-link); text-decoration: none; transition: color 0.2s; }
        a:hover { color: var(--text-link-hover); }

        header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 16px 0;
            border-bottom: 1px solid var(--border-default);
        }

        .header-brand {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .header-brand strong {
            font-size: 16px;
            font-weight: 400;
        }

        .header-actions {
            display: flex;
            gap: 12px;
        }

        .btn-nav {
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            font-weight: 500;
            font-size: 14px;
            background: var(--bg-surface);
            color: var(--text-primary);
            border: 1px solid var(--border-brand);
        }

        .btn-nav-primary {
            background: var(--grad-btn);
            color: var(--text-brand-contrast);
        }

        main {
            width: 100%;
        }

        .hero-wrapper {
            text-align: center;
            padding: 40px 0;
            background: var(--grad-hero);
            border-radius: var(--radius-lg);
            margin-bottom: 24px;
        }

        h1 {
            font-size: clamp(1.6rem, 6.5vw, 2.4rem);
            line-height: 1.2;
            margin-bottom: 20px;
            color: var(--brand-secondary);
        }

        .hero-intro {
            max-width: 800px;
            margin: 0 auto 30px;
            padding-inline: 20px;
            color: var(--text-secondary);
        }

        .cta-main {
            display: block;
            width: 100%;
            max-width: 400px;
            margin: 0 auto;
            padding: 16px;
            background: var(--grad-btn);
            color: var(--text-brand-contrast);
            font-weight: 700;
            text-align: center;
            border-radius: var(--radius-pill);
            font-size: 1.1rem;
            box-shadow: 0 0 15px rgba(212, 175, 55, 0.3);
        }

        .hero-tags {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 10px;
            margin-top: 24px;
        }

        .tag-pill {
            padding: 6px 12px;
            background: rgba(13, 77, 62, 0.6);
            border: 1px solid var(--border-brand);
            border-radius: var(--radius-pill);
            font-size: 13px;
            color: var(--text-secondary);
        }

        .banner-link {
            display: block;
            width: 100%;
            margin-bottom: 30px;
        }

        .category-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
            margin-bottom: 40px;
        }

        .category-tile {
            background: var(--bg-surface);
            padding: 20px;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-default);
            text-align: center;
            transition: transform 0.2s, border-color 0.2s;
        }

        .category-tile:hover {
            transform: translateY(-5px);
            border-color: var(--brand-secondary);
        }

        .category-tile i {
            font-size: 2rem;
            color: var(--brand-secondary);
            margin-bottom: 12px;
        }

        .category-tile strong {
            display: block;
            font-size: 1.1rem;
            margin-bottom: 8px;
            color: var(--text-primary);
        }

        .category-tile span {
            font-size: 13px;
            color: var(--text-muted);
        }

        .section-title {
            font-size: clamp(1.3rem, 5.2vw, 1.8rem);
            line-height: 1.25;
            margin-top: 2rem;
            margin-bottom: 24px;
            color: var(--text-primary);
            text-align: center;
        }

        .game-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
            margin-bottom: 40px;
        }

        .game-card {
            background: var(--bg-surface);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-default);
            transition: border-color 0.2s;
        }

        .game-card:hover {
            border-color: var(--brand-secondary);
        }

        .game-card img {
            aspect-ratio: 1 / 1;
            object-fit: cover;
            width: 100%;
        }

        .game-card h3 {
            font-size: 1rem;
            padding: 12px;
            margin: 0;
            text-align: center;
            color: var(--text-primary);
        }

        .fact-wrapper {
            background: var(--bg-surface);
            padding: 24px;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-strong);
            margin-bottom: 30px;
        }

        .freshness-notice {
            font-style: italic;
            color: var(--text-muted);
            font-size: 14px;
            margin-bottom: 16px;
            text-align: center;
        }

        .fact-table {
            width: 100%;
            border-collapse: collapse;
        }

        .fact-table td {
            padding: 12px;
            border-bottom: 1px solid var(--border-default);
        }

        .fact-label {
            font-weight: 600;
            color: var(--text-secondary);
            width: 40%;
        }

        .fact-value {
            color: var(--text-primary);
        }

        .terms-link-wrap {
            margin-top: 16px;
            text-align: center;
            font-size: 13px;
        }

        .toc-nav {
            display: flex;
            overflow-x: auto;
            gap: 12px;
            padding: 16px 0;
            margin-bottom: 30px;
            scrollbar-width: none;
        }

        .toc-nav::-webkit-scrollbar { display: none; }

        .toc-item {
            white-space: nowrap;
            padding: 8px 16px;
            background: var(--bg-elevated);
            border-radius: var(--radius-pill);
            font-size: 14px;
            border: 1px solid var(--border-default);
        }

        .promo-grid {
            display: flex;
            flex-direction: column;
            gap: 20px;
            margin-bottom: 40px;
        }

        .promo-card {
            background: var(--bg-surface);
            padding: 24px;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-brand);
            text-align: center;
            box-shadow: var(--shadow-card);
        }

        .promo-card h3 {
            margin-top: 0;
            color: var(--brand-secondary);
        }

        .promo-body {
            margin-bottom: 20px;
            color: var(--text-secondary);
        }

        .usp-grid {
            display: flex;
            flex-direction: column;
            gap: 16px;
            margin-bottom: 40px;
        }

        .usp-tile {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 20px;
            background: var(--bg-surface);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-default);
        }

        .usp-tile i {
            font-size: 1.5rem;
            color: var(--brand-secondary);
        }

        .usp-content strong {
            display: block;
            font-size: 1.1rem;
            color: var(--text-primary);
        }

        .usp-content span {
            font-size: 14px;
            color: var(--text-muted);
        }

        .payment-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
            margin-bottom: 40px;
        }

        .payment-card {
            background: var(--bg-surface);
            padding: 20px;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-default);
            text-align: center;
        }

        .payment-card i {
            font-size: 1.5rem;
            color: var(--brand-secondary);
            margin-bottom: 12px;
        }

        .payment-card strong {
            display: block;
            margin-bottom: 8px;
            color: var(--text-primary);
        }

        .payment-card p {
            font-size: 13px;
            color: var(--text-muted);
            margin: 0;
        }

        .guide-steps {
            display: flex;
            flex-direction: column;
            gap: 24px;
            margin-bottom: 40px;
        }

        .step-item {
            display: flex;
            gap: 16px;
            align-items: flex-start;
        }

        .step-num {
            flex-shrink: 0;
            width: 32px;
            height: 32px;
            background: var(--brand-secondary);
            color: var(--text-brand-contrast);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
        }

        .step-content h3 {
            margin: 0 0 8px;
            font-size: 1.1rem;
        }

        .step-content a {
            color: inherit;
        }

        .download-section {
            background: var(--bg-surface);
            padding: 32px;
            border-radius: var(--radius-lg);
            text-align: center;
            margin-bottom: 40px;
            border: 1px solid var(--border-brand);
        }

        .download-btn {
            display: inline-block;
            padding: 16px 32px;
            background: var(--grad-btn);
            color: var(--text-brand-contrast);
            font-weight: 700;
            border-radius: var(--radius-pill);
            margin-top: 20px;
        }

        .player-guides {
            display: flex;
            flex-direction: column;
            gap: 20px;
            margin-bottom: 40px;
        }

        .guide-card {
            background: var(--bg-surface);
            padding: 24px;
            border-radius: var(--radius-md);
            border-left: 4px solid var(--brand-secondary);
        }

        .guide-meta {
            font-size: 12px;
            color: var(--text-muted);
            margin-bottom: 12px;
            display: block;
        }

        .announcement-grid {
            display: flex;
            flex-direction: column;
            gap: 16px;
            margin-bottom: 40px;
        }

        .announcement-item {
            display: flex;
            gap: 16px;
            padding: 20px;
            background: var(--bg-surface);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-default);
        }

        .announcement-item i {
            color: var(--brand-secondary);
        }

        .announcement-date {
            display: block;
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 8px;
        }

        .faq-section {
            margin-bottom: 40px;
        }

        .faq-item {
            background: var(--bg-surface);
            margin-bottom: 12px;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-default);
        }

        .faq-item summary {
            padding: 16px;
            cursor: pointer;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .faq-item summary h3 {
            margin: 0;
            font-size: 1rem;
            color: var(--text-primary);
            text-align: left;
        }

        .faq-answer {
            padding: 0 16px 16px;
            color: var(--text-secondary);
            font-size: 14px;
        }

        .about-content {
            background: var(--bg-surface);
            padding: 32px;
            border-radius: var(--radius-lg);
            margin-bottom: 24px;
            border: 1px solid var(--border-strong);
        }

        .team-card {
            background: var(--bg-elevated);
            padding: 24px;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-brand);
        }

        .security-section {
            background: var(--bg-surface);
            padding: 32px;
            border-radius: var(--radius-lg);
            margin-bottom: 40px;
            border: 1px solid var(--border-default);
        }

        .security-links {
            display: flex;
            gap: 20px;
            margin: 20px 0;
        }

        .security-links a {
            padding: 8px 16px;
            background: var(--bg-main);
            border-radius: var(--radius-sm);
            font-size: 14px;
            border: 1px solid var(--border-default);
        }

        footer {
            background: var(--bg-surface);
            padding: 40px 0;
            border-top: 1px solid var(--border-strong);
            text-align: center;
        }

        .footer-sitemap {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 12px;
            max-width: 800px;
            margin: 0 auto 30px;
        }

        .footer-sitemap a {
            font-size: 14px;
            color: var(--text-secondary);
        }

        .footer-contact {
            margin-bottom: 20px;
            font-size: 14px;
        }

        .footer-legal {
            font-size: 13px;
            color: var(--text-muted);
            max-width: 700px;
            margin: 0 auto;
        }

        .navigator {
            position: fixed;
            inset-inline: 0;
            bottom: 0;
            background: var(--bg-surface);
            display: flex;
            justify-content: space-around;
            padding: 12px 0 calc(12px + env(safe-area-inset-bottom, 0px));
            border-top: 1px solid var(--border-strong);
            z-index: 1000;
            backdrop-filter: blur(10px);
        }

        .nav-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 4px;
            color: var(--text-secondary);
            font-size: 11px;
        }

        .nav-item i {
            font-size: 1.2rem;
        }

        .utility-link {
            text-align: center;
            display: block;
            font-size: 14px;
            margin-top: 20px;
            color: var(--brand-secondary);
        }

        section {
            content-visibility: auto;
            contain-intrinsic-size: 1px 500px;
            margin-bottom: 40px;
        }

        @media (min-width: 768px) {
            body { padding-inline: 24px; padding-bottom: 24px; }
            .category-grid { grid-template-columns: repeat(3, 1fr); }
            .game-grid { grid-template-columns: repeat(4, 1fr); }
            .payment-grid { grid-template-columns: repeat(4, 1fr); }
            .navigator { position: static; display: none; }
        }

        @media (min-width: 1200px) {
            body { padding-inline: 32px; max-width: 1200px; margin-inline: auto; }
            .category-grid { grid-template-columns: repeat(4, 1fr); }
            .game-grid { grid-template-columns: repeat(4, 1fr); }
        }