:root {
            --primary: #005B96;
            --primary-hover: #007ACC;
            --secondary: #C0C0C0;
            --secondary-hover: #E0E0E0;
            --accent: #00F5FF;
            --bg-main: #050B18;
            --bg-surface: #0C1526;
            --bg-elevated: #142138;
            --text-primary: #E6F0FF;
            --text-secondary: #B0C4DE;
            --text-muted: #7A8FA3;
            --border-default: #1C2B45;
            --border-strong: #2D4163;
            --border-brand: #00F5FF;
            --btn-bg: #00F5FF;
            --btn-text: #050B18;
            --btn-hover-bg: #A0FDFD;
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --shadow-card: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
            --glow-cyan: 0 0 15px 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; }
        a { color: var(--accent); text-decoration: none; transition: color 0.3s; }
        a:hover { color: #A0FDFD; }
        .btn, .cta-button {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-height: 44px;
            min-inline-size: 44px;
            padding: 12px 24px;
            border-radius: var(--radius-pill);
            font-weight: 600;
            cursor: pointer;
            transition: transform 0.2s, background 0.3s;
            border: none;
            text-align: center;
        }
        .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(--accent); background: transparent; }
        .btn-outline:hover { background: rgba(0, 245, 255, 0.1); }
        h1 { font-size: clamp(1.6rem, 6.5vw, 2.4rem); line-height: 1.2; margin: 0 0 1rem 0; color: var(--text-primary); }
        h2 { font-size: clamp(1.3rem, 5.2vw, 1.8rem); line-height: 1.25; margin-top: 2rem; color: var(--text-primary); border-left: 4px solid var(--accent); padding-left: 1rem; }
        h3 { font-size: clamp(1.05rem, 4.2vw, 1.25rem); line-height: 1.3; color: var(--text-secondary); }
        header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1rem 0;
            max-width: 1200px;
            margin: 0 auto;
        }
        .header-logo-link { display: flex; align-items: center; gap: 8px; }
        .header-logo-link strong { font-size: 16px; font-weight: 400; }
        .header-actions { display: flex; gap: 12px; }
        main { max-width: 1200px; margin: 0 auto; }
        .hero-section { text-align: center; padding: 3rem 0; }
        .hero-intro-text { color: var(--text-secondary); margin-bottom: 2rem; max-width: 800px; margin-inline: auto; }
        .hero-cta-full { display: block; width: 100%; max-width: 400px; margin: 0 auto 2rem; }
        .hero-tags { display: flex; justify-content: center; gap: 10px; flex-wrap: wrap; }
        .tag-pill { background: var(--bg-elevated); border: 1px solid var(--border-strong); padding: 4px 12px; border-radius: 20px; font-size: 0.85rem; color: var(--text-muted); }
        .banner-wrapper { width: 100%; margin: 2rem 0; }
        .banner-wrapper 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: 16px; margin: 2rem 0; }
        .category-tile {
            background: var(--bg-surface);
            border: 1px solid var(--border-default);
            padding: 1.5rem;
            border-radius: var(--radius-md);
            text-align: center;
            transition: background 0.3s, border-color 0.3s;
        }
        .category-tile:hover { background: var(--bg-elevated); border-color: var(--accent); }
        .category-tile i { font-size: 2rem; color: var(--accent); margin-bottom: 10px; display: block; }
        .category-tile span { display: block; font-weight: 600; margin-bottom: 8px; }
        .category-tile p { font-size: 0.85rem; color: var(--text-muted); margin: 0; }
        .game-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin: 1.5rem 0; }
        .game-card {
            background: var(--bg-surface);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-sm);
            overflow: hidden;
            transition: transform 0.2s;
        }
        .game-card:hover { transform: scale(1.03); border-color: var(--accent); }
        .game-card img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; }
        .game-card h3 { padding: 12px; margin: 0; text-align: center; font-size: 1rem; }
        .facts-container { background: var(--bg-surface); border: 1px solid var(--border-strong); border-radius: var(--radius-md); padding: 1.5rem; margin: 2rem 0; }
        .freshness-notice { font-style: italic; color: var(--text-muted); font-size: 0.85rem; margin-bottom: 1rem; display: block; }
        .facts-table { width: 100%; border-collapse: collapse; }
        .facts-table tr { border-bottom: 1px solid var(--border-default); }
        .facts-table td { padding: 12px 8px; font-size: 0.95rem; }
        .facts-table td:first-child { color: var(--text-muted); width: 40%; }
        .terms-link { display: block; margin-top: 1rem; font-size: 0.85rem; text-align: center; color: var(--text-muted); }
        .toc-nav { 
            display: flex; 
            overflow-x: auto; 
            gap: 12px; 
            padding: 1rem 0; 
            scrollbar-width: none; 
            border-bottom: 1px solid var(--border-default);
            margin-bottom: 2rem;
        }
        .toc-nav::-webkit-scrollbar { display: none; }
        .toc-link { 
            background: var(--bg-elevated); 
            padding: 8px 16px; 
            border-radius: var(--radius-pill); 
            white-space: nowrap; 
            font-size: 0.9rem;
            border: 1px solid var(--border-default);
        }
        .promo-grid { display: grid; gap: 20px; margin: 2rem 0; }
        .promo-card {
            background: linear-gradient(135deg, var(--bg-surface) 0%, var(--bg-elevated) 100%);
            border: 1px solid var(--border-strong);
            padding: 2rem;
            border-radius: var(--radius-lg);
            position: relative;
        }
        .usp-bar { display: grid; gap: 16px; margin: 2rem 0; }
        .usp-tile {
            display: flex;
            gap: 15px;
            background: var(--bg-surface);
            padding: 1.25rem;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-default);
            align-items: flex-start;
        }
        .usp-tile i { color: var(--accent); font-size: 1.5rem; margin-top: 4px; }
        .usp-title { display: block; font-weight: 600; margin-bottom: 4px; }
        .usp-desc { font-size: 0.9rem; color: var(--text-secondary); margin: 0; }
        .payment-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin: 2rem 0; }
        .payment-card {
            background: var(--bg-surface);
            border: 1px solid var(--border-default);
            padding: 1.5rem;
            border-radius: var(--radius-md);
            text-align: center;
        }
        .payment-card i { font-size: 2rem; color: var(--accent); margin-bottom: 12px; display: block; }
        .payment-card strong { display: block; margin-bottom: 8px; }
        .payment-card p { font-size: 0.85rem; color: var(--text-muted); margin: 0; }
        .guide-steps { display: grid; gap: 20px; margin: 2rem 0; }
        .step-item {
            display: flex;
            gap: 20px;
            background: var(--bg-surface);
            padding: 1.5rem;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-default);
        }
        .step-num {
            min-width: 40px;
            height: 40px;
            background: var(--accent);
            color: var(--bg-main);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
        }
        .step-content h3 { margin: 0 0 8px 0; }
        .step-content a { color: inherit; }
        .download-section { text-align: center; background: var(--bg-elevated); padding: 3rem 1.5rem; border-radius: var(--radius-lg); margin: 2rem 0; }
        .download-section p { margin-bottom: 2rem; color: var(--text-secondary); }
        .guide-item { background: var(--bg-surface); padding: 1.5rem; border-radius: var(--radius-md); margin-bottom: 16px; border: 1px solid var(--border-default); }
        .guide-meta { font-size: 0.8rem; color: var(--text-muted); display: block; margin-bottom: 10px; }
        .announcement-grid { display: grid; gap: 16px; margin: 2rem 0; }
        .announcement-card {
            display: flex;
            gap: 15px;
            background: var(--bg-surface);
            padding: 1.25rem;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-default);
        }
        .announcement-card i { color: var(--accent); font-size: 1.2rem; margin-top: 5px; }
        .announcement-date { font-size: 0.8rem; color: var(--text-muted); display: block; margin-top: 8px; }
        .faq-container { margin: 2rem 0; }
        .faq-item { background: var(--bg-surface); border: 1px solid var(--border-default); border-radius: var(--radius-md); margin-bottom: 12px; }
        .faq-item summary { padding: 1rem; cursor: pointer; list-style: none; font-weight: 600; color: var(--text-primary); }
        .faq-item summary::-webkit-details-marker { display: none; }
        .faq-item p { padding: 0 1rem 1rem; color: var(--text-secondary); font-size: 0.95rem; margin: 0; }
        .about-section { background: var(--bg-surface); padding: 2rem; border-radius: var(--radius-lg); margin: 2rem 0; }
        .team-card { background: var(--bg-elevated); padding: 1.5rem; border-radius: var(--radius-md); margin-top: 2rem; border: 1px solid var(--border-strong); }
        .security-section { padding: 2rem 0; border-top: 1px solid var(--border-default); margin-top: 3rem; }
        .security-links { display: flex; gap: 20px; margin: 1.5rem 0; flex-wrap: wrap; }
        .security-links a { background: var(--bg-elevated); padding: 8px 16px; border-radius: var(--radius-sm); border: 1px solid var(--border-default); font-size: 0.9rem; }
        footer { padding: 3rem 0; border-top: 1px solid var(--border-strong); margin-top: 3rem; text-align: center; }
        .footer-sitemap { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 2rem; }
        .footer-contact { margin-bottom: 1.5rem; font-size: 0.95rem; }
        .footer-legal { font-size: 0.85rem; 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-strong);
            display: flex;
            justify-content: space-around;
            align-items: center;
            padding-bottom: env(safe-area-inset-bottom);
            z-index: 1000;
            backdrop-filter: blur(10px);
        }
        .nav-item { text-align: center; color: var(--text-muted); font-size: 0.75rem; flex: 1; }
        .nav-item i { display: block; font-size: 1.25rem; margin-bottom: 4px; }
        .nav-item:hover { color: var(--accent); }
        .util-link { font-size: 0.9rem; color: var(--accent); text-decoration: underline; }
        
        @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 { display: none; }
            .promo-grid { grid-template-columns: repeat(3, 1fr); }
            .promo-card { text-align: center; }
            .promo-card .btn { margin: 0 auto; }
        }
        @media (min-width: 1200px) {
            body { padding-inline: 32px; max-width: 1200px; margin-inline: auto; }
            .category-grid { grid-template-columns: repeat(6, 1fr); }
        }
        section { content-visibility: auto; contain-intrinsic-size: 1px 500px; }