:root {
            --primary: #0B2447;
            --primary-hover: #153A75;
            --secondary: #C0C0C0;
            --secondary-hover: #E0E0E0;
            --accent: #00F5FF;
            --bg-main: #050B1A;
            --bg-surface: #0D172B;
            --bg-elevated: #16233D;
            --text-primary: #E6EEFF;
            --text-secondary: #B0C4DE;
            --text-muted: #708090;
            --text-link: #00F5FF;
            --btn-bg: #00F5FF;
            --btn-text: #050B1A;
            --border-def: #1C2E4A;
            --border-strong: #2D4263;
            --border-brand: #00F5FF;
            --radius-sm: 4px;
            --radius-md: 12px;
            --radius-lg: 24px;
            --shadow-card: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
            --glass-bg: rgba(13, 23, 43, 0.7);
        }

        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 0.3s ease; }
        a:hover { color: #70F7FF; }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-height: 44px;
            min-inline-size: 44px;
            padding: 12px 18px;
            border-radius: var(--radius-md);
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            border: none;
            text-align: center;
        }
        .btn-primary { background: var(--btn-bg); color: var(--btn-text); }
        .btn-primary:hover { background: #70F7FF; transform: translateY(-2px); }
        .btn-outline { background: transparent; border: 1px solid var(--accent); color: var(--accent); }
        .btn-outline:hover { background: rgba(0, 245, 255, 0.1); }

        header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--bg-main);
        }
        .header-logo { display: flex; align-items: center; gap: 8px; }
        .header-logo strong { font-size: 16px; font-weight: normal; }
        .header-auth { display: flex; gap: 10px; }

        main { width: 100%; }
        
        .hero-section {
            text-align: center;
            padding: 2rem 0;
            background: radial-gradient(circle at center, #16233D 0%, #050B1A 100%);
        }
        .hero-section h1 {
            font-size: clamp(1.6rem, 6.5vw, 2.4rem);
            line-height: 1.2;
            margin-bottom: 1.5rem;
            color: var(--text-primary);
        }
        .hero-intro {
            max-width: 700px;
            margin: 0 auto 2rem;
            color: var(--text-secondary);
        }
        .hero-cta { display: block; width: 100%; max-width: 400px; margin: 0 auto 2rem; }
        .hero-tags {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 10px;
            margin-bottom: 1rem;
        }
        .tag-pill {
            background: rgba(0, 245, 255, 0.1);
            border: 1px solid var(--border-brand);
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            font-size: 0.85rem;
            color: var(--accent);
        }
        .radius-pill { border-radius: 9999px; }

        .banner-wrap { width: 100%; margin: 1.5rem 0; }
        .banner-img { 
            width: 100%; 
            aspect-ratio: 2/1; 
            object-fit: cover; 
            border-radius: var(--radius-md); 
        }

        .category-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 15px;
            margin: 2rem 0;
        }
        .cat-tile {
            background: var(--bg-surface);
            border: 1px solid var(--border-def);
            padding: 1.5rem;
            border-radius: var(--radius-md);
            text-align: center;
            text-decoration: none;
            color: var(--text-primary);
            transition: all 0.3s ease;
            backdrop-filter: blur(10px);
        }
        .cat-tile:hover { border-color: var(--accent); background: var(--bg-elevated); transform: translateY(-5px); }
        .cat-tile i { font-size: 2rem; color: var(--accent); margin-bottom: 10px; display: block; }
        .cat-tile strong { display: block; margin-bottom: 5px; font-size: 1.1rem; }
        .cat-tile span { font-size: 0.85rem; color: var(--text-muted); }

        .game-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 15px;
            margin: 1.5rem 0;
        }
        .game-card {
            background: var(--bg-surface);
            border-radius: var(--radius-md);
            overflow: hidden;
            text-decoration: none;
            color: var(--text-primary);
            border: 1px solid var(--border-def);
            transition: transform 0.3s ease;
        }
        .game-card:hover { transform: scale(1.03); border-color: var(--accent); }
        .game-card img { aspect-ratio: 1/1; object-fit: cover; width: 100%; }
        .game-card h3 { 
            padding: 10px; 
            margin: 0; 
            font-size: 1rem; 
            text-align: center; 
            background: var(--bg-elevated); 
        }

        .facts-container {
            margin: 2rem 0;
            background: var(--bg-surface);
            border-radius: var(--radius-lg);
            padding: 1.5rem;
            border: 1px solid var(--border-strong);
        }
        .freshness-notice {
            font-style: italic;
            color: var(--text-muted);
            font-size: 0.9rem;
            margin-bottom: 1rem;
            display: block;
        }
        .facts-table {
            width: 100%;
            border-collapse: collapse;
            margin-bottom: 1rem;
        }
        .facts-table td {
            padding: 12px;
            border-bottom: 1px solid var(--border-def);
        }
        .facts-label { color: var(--text-secondary); width: 40%; }
        .facts-value { color: var(--text-primary); font-weight: 500; }
        .terms-hint { font-size: 0.85rem; color: var(--text-muted); text-align: center; }

        .toc-nav {
            display: flex;
            overflow-x: auto;
            gap: 10px;
            padding: 1rem 0;
            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-def);
        }

        h2 { 
            font-size: clamp(1.3rem, 5.2vw, 1.8rem); 
            line-height: 1.25; 
            margin-top: 3rem; 
            margin-bottom: 1.5rem;
            color: var(--text-primary);
            border-left: 4px solid var(--accent);
            padding-left: 15px;
        }
        h3 { 
            font-size: clamp(1.05rem, 4.2vw, 1.25rem); 
            line-height: 1.3; 
            color: var(--text-primary); 
        }

        .promo-list { display: flex; flex-direction: column; gap: 20px; }
        .promo-card {
            background: var(--bg-surface);
            padding: 1.5rem;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-def);
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .promo-card h3 { margin: 0; color: var(--accent); }

        .usp-grid { display: flex; flex-direction: column; gap: 15px; }
        .usp-item {
            display: flex;
            gap: 15px;
            padding: 1.5rem;
            background: var(--bg-surface);
            border-radius: var(--radius-md);
            align-items: center;
            border: 1px solid var(--border-def);
        }
        .usp-item i { font-size: 1.5rem; color: var(--accent); }
        .usp-content strong { display: block; margin-bottom: 5px; }

        .payment-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 15px;
        }
        .pay-card {
            background: var(--bg-surface);
            padding: 1.5rem;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-def);
            text-align: center;
        }
        .pay-card i { font-size: 2rem; color: var(--accent); margin-bottom: 10px; display: block; }
        .pay-card p { font-size: 0.85rem; color: var(--text-secondary); margin: 10px 0 0; }

        .guide-steps { display: flex; flex-direction: column; gap: 20px; }
        .step-item {
            display: flex;
            gap: 15px;
            background: var(--bg-surface);
            padding: 1.5rem;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-def);
        }
        .step-num {
            min-width: 35px;
            height: 35px;
            background: var(--accent);
            color: var(--bg-main);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
        }
        .step-item h3 a { color: inherit; }

        .download-section {
            background: var(--bg-surface);
            padding: 2rem;
            border-radius: var(--radius-lg);
            text-align: center;
            border: 1px solid var(--border-strong);
        }

        .announcement-list { display: flex; flex-direction: column; gap: 15px; }
        .announcement-item {
            padding: 1.5rem;
            background: var(--bg-surface);
            border-radius: var(--radius-md);
            border-left: 4px solid var(--accent);
        }
        .announcement-meta { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 10px; display: block; }

        .faq-list { display: flex; flex-direction: column; gap: 10px; }
        details { background: var(--bg-surface); border: 1px solid var(--border-def); border-radius: var(--radius-md); }
        summary { padding: 15px; cursor: pointer; list-style: none; font-weight: 600; color: var(--text-primary); }
        summary::-webkit-details-marker { display: none; }
        .faq-answer { padding: 0 15px 15px; color: var(--text-secondary); font-size: 0.95rem; }

        .trust-statement { background: var(--bg-surface); padding: 2rem; border-radius: var(--radius-lg); border: 1px solid var(--border-def); }
        .team-card {
            margin-top: 2rem;
            padding: 1.5rem;
            background: var(--bg-elevated);
            border-radius: var(--radius-md);
            border: 1px dashed var(--accent);
        }

        .security-section { padding: 2rem 0; border-top: 1px solid var(--border-def); }
        .ext-links { display: flex; gap: 20px; margin: 1rem 0; flex-wrap: wrap; }

        footer {
            background: var(--bg-surface);
            padding: 3rem 0 5rem;
            border-top: 2px solid var(--border-strong);
            text-align: center;
        }
        .footer-sitemap {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 10px;
            max-width: 800px;
            margin: 0 auto 2rem;
        }
        .footer-sitemap a { color: var(--text-secondary); font-size: 0.9rem; }
        .contact-line { margin-bottom: 1.5rem; color: var(--text-secondary); }
        .legal-line { font-size: 0.8rem; color: var(--text-muted); line-height: 1.4; }

        .navigator {
            position: fixed;
            inset-inline: 0;
            bottom: 0;
            height: 72px;
            background: var(--bg-surface);
            border-top: 1px solid var(--border-def);
            display: flex;
            justify-content: space-around;
            align-items: center;
            padding-bottom: env(safe-area-inset-bottom);
            z-index: 1000;
            backdrop-filter: blur(15px);
        }
        .nav-item {
            text-decoration: none;
            color: var(--text-secondary);
            display: flex;
            flex-direction: column;
            align-items: center;
            font-size: 0.75rem;
            gap: 4px;
        }
        .nav-item i { font-size: 1.2rem; }

        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; }
            footer { padding-bottom: 2rem; }
        }
        @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); }
        }