:root {
            --brand-primary: #0A2540;
            --brand-primary-hover: #13355B;
            --brand-secondary: #C0C0C8;
            --brand-secondary-hover: #D1D1DB;
            --brand-accent: #00F5FF;
            --bg-main: #050B18;
            --bg-surface: #0D1629;
            --bg-elevated: #16223D;
            --bg-overlay: rgba(5, 11, 24, 0.75);
            --text-primary: #E6EBF5;
            --text-secondary: #B0B8C8;
            --text-muted: #7A869A;
            --text-brand-contrast: #050B18;
            --text-link: #00F5FF;
            --text-link-hover: #70F9FF;
            --btn-bg: #00F5FF;
            --btn-text: #050B18;
            --btn-hover-bg: #70F9FF;
            --semantic-success: #00E676;
            --semantic-error: #FF5252;
            --semantic-warning: #FFD740;
            --semantic-info: #40C4FF;
            --border-default: #1E2D4D;
            --border-strong: #2D3E66;
            --border-brand: rgba(0, 245, 255, 0.4);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-pill: 9999px;
            --shadow-card: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
            --shadow-elevated: 0 12px 40px 0 rgba(0, 0, 0, 0.5);
            --shadow-glow: 0 0 20px rgba(0, 245, 255, 0.4);
        }

        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; font-style: italic; }
        a { color: var(--text-link); text-decoration: none; transition: color 0.2s ease; }
        a:hover { color: var(--text-link-hover); }
        .btn, .cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-height: 44px;
            min-inline-size: 44px;
            padding: 12px 18px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            cursor: pointer;
            transition: transform 0.2s ease, background-color 0.2s ease;
            border: none;
            text-decoration: none;
        }
        .btn-primary { background: var(--btn-bg); color: var(--btn-text); }
        .btn-primary:hover { background: var(--btn-hover-bg); transform: translateY(-2px); }
        .btn-outline { border: 1px solid var(--border-brand); color: var(--text-link); background: transparent; }
        .btn-outline:hover { background: rgba(0, 245, 255, 0.1); }
        
        h1 { font-family: 'Be Vietnam Pro', 'Outfit', sans-serif; font-size: clamp(1.6rem, 6.5vw, 2.4rem); line-height: 1.2; margin-bottom: 1rem; color: #fff; }
        h2 { font-family: 'Be Vietnam Pro', 'Outfit', sans-serif; font-size: clamp(1.3rem, 5.2vw, 1.8rem); line-height: 1.25; margin-top: 2rem; margin-bottom: 1.25rem; color: var(--text-primary); }
        h3 { font-family: 'Be Vietnam Pro', 'Outfit', sans-serif; font-size: clamp(1.05rem, 4.2vw, 1.25rem); line-height: 1.3; margin-bottom: 0.75rem; color: var(--text-primary); }

        header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 0;
            border-bottom: 1px solid var(--border-default);
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(5, 11, 24, 0.8);
            backdrop-filter: blur(10px);
        }
        .header-logo { display: flex; align-items: center; gap: 8px; }
        .header-logo strong { font-size: 16px; font-weight: 400; color: #fff; }
        .header-actions { display: flex; gap: 12px; }

        main { width: 100%; }
        
        .hero-panel {
            padding: 40px 0;
            text-align: center;
            background: radial-gradient(circle at top right, #13355B 0%, #050B18 100%);
        }
        .hero-intro-text { color: var(--text-secondary); max-width: 700px; margin: 0 auto 24px; }
        .hero-cta-wrapper { margin-bottom: 24px; }
        .hero-cta-full { width: 100%; font-size: 1.25rem; }
        .hero-tags { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }
        .hero-tag { background: rgba(0, 245, 255, 0.1); border: 1px solid var(--border-brand); color: var(--brand-accent); padding: 4px 12px; border-radius: var(--radius-pill); font-size: 0.85rem; }

        .banner-link { display: block; width: 100%; aspect-ratio: 2 / 1; overflow: hidden; border-radius: var(--radius-md); }
        .banner-link img { width: 100%; height: 100%; object-fit: cover; }

        .category-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin: 24px 0; }
        .category-tile {
            background: var(--bg-surface);
            border: 1px solid var(--border-default);
            padding: 16px;
            border-radius: var(--radius-md);
            text-align: center;
            text-decoration: none;
            transition: border-color 0.3s ease;
        }
        .category-tile:hover { border-color: var(--brand-accent); }
        .category-tile i { font-size: 2rem; color: var(--brand-accent); margin-bottom: 12px; }
        .category-tile strong { display: block; color: #fff; margin-bottom: 8px; }
        .category-tile span { font-size: 0.85rem; color: var(--text-muted); display: block; }

        .game-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-bottom: 32px; }
        .game-card {
            background: var(--bg-surface);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-md);
            overflow: hidden;
            text-decoration: none;
            transition: transform 0.2s ease;
            box-shadow: var(--shadow-card);
        }
        .game-card:hover { transform: translateY(-5px); border-color: var(--brand-accent); }
        .game-card img { aspect-ratio: 1 / 1; object-fit: cover; width: 100%; }
        .game-card-info { padding: 12px; text-align: center; }
        .game-card-info h3 { font-size: 1rem; margin: 0; color: var(--text-primary); }

        .fact-table-container { background: var(--bg-surface); border-radius: var(--radius-md); padding: 20px; border: 1px solid var(--border-default); }
        .fact-notice { font-style: italic; color: var(--text-muted); font-size: 0.85rem; margin-bottom: 16px; display: block; }
        .fact-table { width: 100%; border-collapse: collapse; }
        .fact-table tr { border-bottom: 1px solid var(--border-default); }
        .fact-table tr:last-child { border-bottom: none; }
        .fact-table td { padding: 12px 8px; font-size: 0.95rem; }
        .fact-label { color: var(--text-secondary); width: 40%; font-weight: 500; }
        .fact-value { color: #fff; }
        .fact-footer-link { display: block; text-align: center; margin-top: 12px; font-size: 0.85rem; color: var(--text-muted); }

        .toc-nav { display: flex; overflow-x: auto; gap: 12px; padding: 16px 0; margin-bottom: 24px; scrollbar-width: none; }
        .toc-nav::-webkit-scrollbar { display: none; }
        .toc-link { white-space: nowrap; background: var(--bg-elevated); padding: 8px 16px; border-radius: var(--radius-pill); font-size: 0.9rem; border: 1px solid var(--border-default); }
        .toc-link:hover { border-color: var(--brand-accent); }

        .promo-grid { display: flex; flex-direction: column; gap: 16px; margin-bottom: 32px; }
        .promo-card {
            background: linear-gradient(135deg, var(--bg-elevated) 0%, var(--bg-surface) 100%);
            border: 1px solid var(--border-brand);
            padding: 24px;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
        }
        .promo-card h3 { color: var(--brand-accent); }
        .promo-card p { color: var(--text-secondary); margin-bottom: 20px; }

        .usp-grid { display: flex; flex-direction: column; gap: 16px; margin-bottom: 32px; }
        .usp-tile {
            display: flex;
            gap: 16px;
            background: var(--bg-surface);
            padding: 20px;
            border-radius: var(--radius-md);
            border-left: 4px solid var(--brand-accent);
        }
        .usp-tile i { font-size: 1.5rem; color: var(--brand-accent); }
        .usp-content strong { display: block; font-size: 1.1rem; color: #fff; margin-bottom: 4px; }
        .usp-content span { color: var(--text-secondary); font-size: 0.9rem; }

        .payment-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-bottom: 32px; }
        .payment-card {
            background: var(--bg-surface);
            border: 1px solid var(--border-default);
            padding: 16px;
            border-radius: var(--radius-md);
            text-align: center;
        }
        .payment-card i { font-size: 1.5rem; color: var(--brand-accent); margin-bottom: 12px; display: block; }
        .payment-card strong { display: block; color: #fff; margin-bottom: 8px; }
        .payment-card p { font-size: 0.8rem; color: var(--text-muted); margin: 0; }

        .guide-steps { display: flex; flex-direction: column; gap: 20px; margin-bottom: 32px; }
        .guide-step { display: flex; gap: 16px; background: var(--bg-surface); padding: 20px; border-radius: var(--radius-md); }
        .step-number { 
            min-width: 32px; height: 32px; background: var(--brand-accent); color: var(--btn-text); 
            border-radius: 50%; display: flex; align-items: center; justify-content: center; 
            font-weight: 700; 
        }
        .guide-step h3 { margin: 0 0 8px 0; }
        .guide-step h3 a { color: inherit; text-decoration: none; }

        .download-section { 
            background: var(--bg-elevated); padding: 32px 20px; border-radius: var(--radius-lg); 
            text-align: center; border: 1px solid var(--border-default); margin-bottom: 32px;
        }

        .player-guides-list { display: flex; flex-direction: column; gap: 16px; margin-bottom: 32px; }
        .guide-item { background: var(--bg-surface); padding: 20px; border-radius: var(--radius-md); border: 1px solid var(--border-default); }
        .guide-meta { font-size: 0.8rem; color: var(--text-muted); margin-bottom: 12px; display: block; }

        .announcement-list { display: flex; flex-direction: column; gap: 16px; margin-bottom: 32px; }
        .announcement-card { 
            background: var(--bg-surface); padding: 20px; border-radius: var(--radius-md); 
            border: 1px solid var(--border-default); display: flex; gap: 16px; 
        }
        .announcement-card i { color: var(--brand-accent); font-size: 1.2rem; margin-top: 4px; }
        .announcement-date { font-size: 0.8rem; color: var(--text-muted); display: block; margin-top: 8px; }

        .faq-list { display: flex; flex-direction: column; gap: 12px; margin-bottom: 32px; }
        details { background: var(--bg-surface); border: 1px solid var(--border-default); border-radius: var(--radius-md); }
        summary { padding: 16px; cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; }
        summary::-webkit-details-marker { display: none; }
        summary h3 { margin: 0; font-size: 1.1rem; }
        .faq-answer { padding: 0 16px 16px; color: var(--text-secondary); border-top: 1px solid var(--border-default); padding-top: 16px; }

        .trust-statement { background: var(--bg-surface); padding: 32px 20px; border-radius: var(--radius-lg); margin-bottom: 32px; }
        .team-card { 
            margin-top: 24px; padding: 20px; background: var(--bg-elevated); 
            border-radius: var(--radius-md); border: 1px solid var(--border-brand); 
        }

        .security-section { 
            background: linear-gradient(180deg, var(--bg-surface) 0%, var(--bg-main) 100%); 
            padding: 32px 20px; border-radius: var(--radius-lg); text-align: center; margin-bottom: 32px;
        }
        .rg-links { display: flex; justify-content: center; gap: 16px; margin: 20px 0; flex-wrap: wrap; }
        .rg-links a { background: var(--bg-elevated); padding: 8px 16px; border-radius: var(--radius-sm); font-size: 0.9rem; border: 1px solid var(--border-default); }

        footer { padding: 40px 0; border-top: 1px solid var(--border-default); text-align: center; }
        .footer-sitemap { 
            display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; 
            max-width: 800px; margin: 0 auto 32px; text-align: center; 
        }
        .footer-sitemap a { color: var(--text-secondary); font-size: 0.9rem; }
        .footer-contact { margin-bottom: 24px; color: var(--text-secondary); }
        .footer-legal { font-size: 0.85rem; color: var(--text-muted); line-height: 1.8; }

        .navigator {
            position: fixed; inset-inline: 0; bottom: 0; height: 72px;
            background: rgba(13, 22, 41, 0.95); backdrop-filter: blur(15px);
            display: flex; justify-content: space-around; align-items: center;
            padding-bottom: env(safe-area-inset-bottom);
            border-top: 1px solid var(--border-brand); z-index: 1000;
        }
        .nav-item { 
            display: flex; flex-direction: column; align-items: center; 
            text-decoration: none; color: var(--text-secondary); font-size: 0.7rem; gap: 4px;
        }
        .nav-item i { font-size: 1.25rem; color: var(--text-secondary); }
        .nav-item:hover { color: var(--brand-accent); }
        .nav-item:hover i { color: var(--brand-accent); }

        .utility-link { color: var(--text-link); font-weight: 500; text-decoration: underline; }

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

        @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(3, 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); }
            .payment-grid { grid-template-columns: repeat(4, 1fr); }
        }