:root {
            --primary: #005B96;
            --primary-hover: #007BCC;
            --secondary: #C0C0C0;
            --secondary-hover: #E0E0E0;
            --accent: #00F5FF;
            --bg-main: #050B18;
            --bg-surface: #0D1629;
            --bg-elevated: #16223D;
            --text-primary: #E6F1FF;
            --text-secondary: #B0C4DE;
            --text-muted: #708090;
            --btn-bg: #00F5FF;
            --btn-text: #050B18;
            --btn-hover-bg: #B2FFFF;
            --border-default: #1C2D4D;
            --border-brand: #00F5FF;
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --shadow-card: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
            --glass-bg: rgba(22, 34, 61, 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;
            background-color: var(--bg-main);
            color: var(--text-primary);
            padding-inline: 14px;
            padding-bottom: calc(72px + env(safe-area-inset-bottom, 0px));
            overflow-x: hidden;
        }
        header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 16px 0;
            max-width: 1200px;
            margin: 0 auto;
        }
        .header-logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
            color: var(--text-primary);
        }
        .header-logo-link strong {
            font-size: 16px;
            font-weight: 400;
        }
        .header-actions {
            display: flex;
            gap: 12px;
        }
        .btn-nav {
            text-decoration: none;
            padding: 10px 20px;
            border-radius: var(--radius-sm);
            font-weight: 500;
            font-size: 14px;
            transition: background 0.3s ease;
        }
        .btn-login {
            background: var(--bg-elevated);
            color: var(--text-primary);
            border: 1px solid var(--border-default);
        }
        .btn-login:hover { background: var(--border-default); }
        .btn-register {
            background: var(--btn-bg);
            color: var(--btn-text);
        }
        .btn-register:hover { background: var(--btn-hover-bg); }
        main { max-width: 1200px; margin: 0 auto; }
        .hero-panel {
            text-align: center;
            padding: 40px 0;
            background: radial-gradient(circle at top right, #16223D, #050B18);
        }
        h1 {
            font-size: clamp(1.6rem, 6.5vw, 2.4rem);
            line-height: 1.2;
            margin-bottom: 20px;
            color: var(--text-primary);
        }
        .hero-intro {
            font-size: 1.1rem;
            color: var(--text-secondary);
            max-width: 800px;
            margin: 0 auto 30px;
            padding-inline: 20px;
        }
        .cta-main {
            display: block;
            width: 100%;
            max-width: 400px;
            margin: 0 auto 30px;
            padding: 16px;
            background: linear-gradient(180deg, #00F5FF 0%, #00D1DD 100%);
            color: var(--btn-text);
            text-decoration: none;
            border-radius: var(--radius-pill);
            font-weight: 700;
            text-transform: uppercase;
            box-shadow: 0 0 15px rgba(0, 245, 255, 0.5);
            text-align: center;
        }
        .hero-tags {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 10px;
            margin-top: 20px;
        }
        .tag-pill {
            background: var(--glass-bg);
            border: 1px solid var(--border-brand);
            color: var(--accent);
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 13px;
            backdrop-filter: blur(4px);
        }
        .banner-link img {
            width: 100%;
            aspect-ratio: 2 / 1;
            object-fit: cover;
            border-radius: 0;
        }
        .category-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 15px;
            margin: 40px 0;
        }
        .category-tile {
            background: var(--bg-surface);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-md);
            padding: 20px;
            text-decoration: none;
            color: var(--text-primary);
            text-align: center;
            transition: border-color 0.3s;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 10px;
        }
        .category-tile:hover { border-color: var(--accent); }
        .category-tile i { font-size: 2rem; color: var(--accent); }
        .category-tile strong { display: block; font-size: 1.1rem; }
        .category-tile span { font-size: 13px; color: var(--text-muted); }
        
        .games-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 15px;
            margin-bottom: 40px;
        }
        .game-card {
            text-decoration: none;
            color: inherit;
            background: var(--bg-surface);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-default);
            transition: transform 0.2s;
        }
        .game-card:hover { transform: translateY(-5px); border-color: var(--accent); }
        .game-card img {
            width: 100%;
            aspect-ratio: 1 / 1;
            object-fit: cover;
        }
        .game-card h3 {
            padding: 12px;
            margin: 0;
            font-size: 1rem;
            text-align: center;
            background: var(--bg-elevated);
        }
        h2 {
            font-size: clamp(1.3rem, 5.2vw, 1.8rem);
            line-height: 1.25;
            margin-top: 40px;
            margin-bottom: 20px;
            color: var(--text-primary);
            text-align: center;
        }
        .facts-wrapper {
            background: var(--bg-surface);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-md);
            padding: 20px;
            margin-bottom: 20px;
        }
        .freshness-notice {
            display: block;
            font-style: italic;
            color: var(--text-muted);
            font-size: 13px;
            margin-bottom: 15px;
            text-align: center;
        }
        .facts-table {
            width: 100%;
            border-collapse: collapse;
        }
        .facts-table tr { border-bottom: 1px solid var(--border-default); }
        .facts-table td { padding: 12px; font-size: 14px; }
        .facts-label { color: var(--text-secondary); font-weight: 500; width: 40%; }
        .facts-value { color: var(--text-primary); }
        .terms-link-footer {
            display: block;
            text-align: center;
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 10px;
            text-decoration: none;
        }
        .toc-nav {
            display: flex;
            overflow-x: auto;
            gap: 10px;
            padding: 10px 0;
            margin-bottom: 30px;
            scrollbar-width: none;
        }
        .toc-nav::-webkit-scrollbar { display: none; }
        .toc-link {
            white-space: nowrap;
            padding: 8px 16px;
            background: var(--bg-elevated);
            color: var(--text-secondary);
            text-decoration: none;
            border-radius: var(--radius-pill);
            font-size: 14px;
            border: 1px solid var(--border-default);
        }
        .toc-link:hover { color: var(--accent); border-color: var(--accent); }
        .promo-list { display: flex; flex-direction: column; gap: 20px; }
        .promo-card {
            background: var(--bg-surface);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-md);
            padding: 24px;
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .promo-card h3 { margin: 0; color: var(--accent); }
        .promo-card p { margin: 0; color: var(--text-secondary); font-size: 15px; }
        .promo-btn {
            align-self: flex-start;
            padding: 10px 24px;
            background: var(--btn-bg);
            color: var(--btn-text);
            text-decoration: none;
            border-radius: var(--radius-sm);
            font-weight: 600;
        }
        .usp-grid {
            display: flex;
            flex-direction: column;
            gap: 20px;
            margin: 40px 0;
        }
        .usp-item {
            display: flex;
            align-items: center;
            gap: 20px;
            background: var(--bg-surface);
            padding: 20px;
            border-radius: var(--radius-md);
            border-left: 4px solid var(--accent);
        }
        .usp-item i { font-size: 1.5rem; color: var(--accent); width: 30px; text-align: center; }
        .usp-content strong { display: block; font-size: 1.1rem; margin-bottom: 5px; }
        .usp-content span { font-size: 14px; color: var(--text-secondary); }
        .payment-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 15px;
        }
        .payment-card {
            background: var(--bg-surface);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-md);
            padding: 20px;
            text-align: center;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 10px;
        }
        .payment-card i { font-size: 2rem; color: var(--accent); }
        .payment-card strong { display: block; margin-bottom: 5px; }
        .payment-card p { font-size: 13px; color: var(--text-secondary); margin: 0; }
        .guide-steps { display: flex; flex-direction: column; gap: 20px; }
        .guide-step {
            display: flex;
            gap: 20px;
            background: var(--bg-surface);
            padding: 20px;
            border-radius: var(--radius-md);
        }
        .step-num {
            min-width: 40px;
            height: 40px;
            background: var(--accent);
            color: var(--btn-text);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
        }
        .step-body h3 { margin: 0 0 10px 0; }
        .step-body a { color: inherit; text-decoration: none; }
        .download-panel {
            background: var(--bg-surface);
            padding: 30px;
            border-radius: var(--radius-lg);
            text-align: center;
            border: 1px solid var(--border-brand);
        }
        .download-btn {
            display: inline-block;
            padding: 16px 32px;
            background: var(--btn-bg);
            color: var(--btn-text);
            text-decoration: none;
            border-radius: var(--radius-pill);
            font-weight: 700;
            margin-top: 20px;
        }
        .player-guide-item {
            background: var(--bg-surface);
            padding: 20px;
            border-radius: var(--radius-md);
            margin-bottom: 15px;
            border: 1px solid var(--border-default);
        }
        .guide-meta { font-size: 12px; color: var(--text-muted); margin-bottom: 10px; display: block; }
        .announcement-list { display: flex; flex-direction: column; gap: 15px; }
        .announcement-item {
            background: var(--bg-surface);
            padding: 20px;
            border-radius: var(--radius-md);
            display: flex;
            gap: 15px;
            align-items: flex-start;
        }
        .announcement-item i { color: var(--accent); margin-top: 5px; }
        .announcement-content h3 { margin: 0 0 8px 0; font-size: 1.1rem; }
        .announcement-date { font-size: 12px; color: var(--text-muted); display: block; margin-top: 10px; }
        .faq-item { margin-bottom: 15px; background: var(--bg-surface); border-radius: var(--radius-md); border: 1px solid var(--border-default); }
        .faq-item summary { padding: 15px; cursor: pointer; list-style: none; }
        .faq-item summary h3 { margin: 0; font-size: 1.1rem; display: flex; justify-content: space-between; align-items: center; }
        .faq-item p { padding: 0 15px 15px; margin: 0; color: var(--text-secondary); font-size: 14px; }
        .about-content { background: var(--bg-surface); padding: 30px; border-radius: var(--radius-lg); margin-bottom: 20px; }
        .team-card {
            background: var(--bg-elevated);
            padding: 20px;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-default);
            margin-top: 20px;
        }
        .security-panel {
            background: var(--bg-surface);
            padding: 30px;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-default);
        }
        .rg-links { display: flex; gap: 20px; margin: 20px 0; flex-wrap: wrap; }
        .rg-link { color: var(--accent); text-decoration: none; font-size: 14px; border-bottom: 1px solid var(--accent); }
        footer {
            margin-top: 60px;
            padding: 40px 0;
            border-top: 1px solid var(--border-default);
            text-align: center;
        }
        .footer-sitemap {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 10px;
            margin-bottom: 30px;
            max-width: 800px;
            margin-inline: auto;
        }
        .footer-link { color: var(--text-secondary); text-decoration: none; font-size: 14px; }
        .footer-contact { margin-bottom: 20px; font-size: 14px; }
        .footer-contact a { color: var(--accent); text-decoration: none; }
        .footer-legal { color: var(--text-muted); font-size: 12px; line-height: 1.8; }
        .navigator {
            position: fixed;
            inset-inline: 0;
            bottom: 0;
            background: var(--bg-surface);
            border-top: 1px solid var(--border-default);
            display: flex;
            justify-content: space-around;
            padding: 10px 0 env(safe-area-inset-bottom, 10px);
            z-index: 1000;
            backdrop-filter: blur(10px);
        }
        .nav-item {
            text-decoration: none;
            color: var(--text-secondary);
            display: flex;
            flex-direction: column;
            align-items: center;
            font-size: 11px;
            gap: 4px;
        }
        .nav-item i { font-size: 1.2rem; }
        .nav-item:hover { color: var(--accent); }
        .util-link { text-align: center; display: block; color: var(--accent); text-decoration: none; margin-top: 15px; font-size: 14px; }
        
        @media (min-width: 768px) {
            body { padding-inline: 24px; padding-bottom: 24px; }
            .category-grid { grid-template-columns: repeat(3, 1fr); }
            .games-grid { grid-template-columns: repeat(4, 1fr); }
            .payment-grid { grid-template-columns: repeat(4, 1fr); }
            .navigator { display: none; }
            .hero-intro { font-size: 1.2rem; }
        }
        @media (min-width: 1200px) {
            body { padding-inline: 32px; max-width: 1200px; margin-inline: auto; }
            .category-grid { grid-template-columns: repeat(4, 1fr); }
        }
        section { content-visibility: auto; contain-intrinsic-size: 1px 500px; }
        .radius-pill { border-radius: 9999px; }