:root {
            --primary: #0066FF;
            --primary-hover: #3385FF;
            --secondary: #C0C0C0;
            --accent: #00F5FF;
            --bg-main: #050B18;
            --bg-surface: #0D1629;
            --bg-elevated: #16223D;
            --text-primary: #E6F0FF;
            --text-secondary: #B0C4DE;
            --text-muted: #78909C;
            --border-default: #1E2C4A;
            --border-brand: #00F5FF;
            --glass-bg: rgba(13, 22, 41, 0.75);
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 24px;
        }
        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 ease; }
        a:hover { color: #33FFFF; }
        .btn {
            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: all 0.3s ease;
            border: none;
            text-align: center;
        }
        .btn-primary {
            background: linear-gradient(to bottom, #007BFF 0%, #0066FF 100%);
            color: #FFFFFF;
        }
        .btn-primary:hover {
            background: var(--accent);
            color: var(--bg-main);
            box-shadow: 0 0 15px rgba(0, 245, 255, 0.4);
        }
        .btn-outline {
            background: transparent;
            border: 1px solid var(--primary);
            color: var(--text-primary);
        }
        .btn-outline:hover {
            background: var(--primary);
            color: #FFFFFF;
        }
        h1 { font-size: clamp(1.6rem, 6.5vw, 2.5rem); line-height: 1.2; margin: 0 0 1rem; font-family: 'Be Vietnam Pro', sans-serif; font-weight: 700; }
        h2 { font-size: clamp(1.3rem, 5.2vw, 2rem); line-height: 1.25; margin-top: 2.5rem; margin-bottom: 1.5rem; font-weight: 700; }
        h3 { font-size: clamp(1.05rem, 4.2vw, 1.5rem); line-height: 1.3; margin-bottom: 0.75rem; font-weight: 600; }
        header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1rem 0;
            border-bottom: 1px solid var(--border-default);
        }
        .header-logo { display: flex; align-items: center; gap: 8px; }
        .header-logo strong { font-size: 16px; font-weight: 400; }
        .header-actions { display: flex; gap: 10px; }
        .hero-section {
            padding: 2rem 0;
            text-align: center;
            background: radial-gradient(circle at top right, #16223D 0%, #050B18 100%);
        }
        .hero-intro { max-width: 800px; margin: 0 auto 2rem; }
        .hero-tags {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 10px;
            margin-top: 1.5rem;
        }
        .hero-tag {
            background: var(--bg-elevated);
            border: 1px solid var(--border-brand);
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            font-size: 0.875rem;
            color: var(--accent);
        }
        .banner-link { display: block; width: 100%; line-height: 0; }
        .banner-img { width: 100%; aspect-ratio: 2/1; object-fit: cover; }
        .category-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
            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: transform 0.3s ease, border-color 0.3s ease;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 10px;
        }
        .category-tile:hover {
            transform: translateY(-5px);
            border-color: var(--accent);
        }
        .category-tile i { font-size: 2rem; color: var(--accent); }
        .category-tile strong { display: block; font-size: 1.1rem; color: var(--text-primary); }
        .category-tile span { font-size: 0.875rem; color: var(--text-secondary); }
        .game-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
            margin-bottom: 3rem;
        }
        .game-card {
            background: var(--bg-surface);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-default);
            transition: all 0.3s ease;
        }
        .game-card:hover { border-color: var(--accent); transform: scale(1.02); }
        .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; color: var(--text-primary); }
        .fact-table-container { margin: 2rem 0; }
        .fact-notice { font-style: italic; color: var(--text-secondary); font-size: 0.875rem; margin-bottom: 1rem; }
        .fact-table {
            width: 100%;
            border-collapse: collapse;
            background: var(--bg-surface);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-default);
        }
        .fact-table tr { border-bottom: 1px solid var(--border-default); }
        .fact-table tr:last-child { border-bottom: none; }
        .fact-table td { padding: 12px 15px; vertical-align: middle; }
        .fact-label { font-weight: 600; color: var(--text-secondary); width: 40%; }
        .fact-value { color: var(--text-primary); }
        .terms-link-wrapper { margin-top: 10px; font-size: 0.875rem; 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: 0.875rem;
            border: 1px solid var(--border-default);
        }
        .promo-card {
            background: var(--bg-surface);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-lg);
            padding: 2rem;
            margin-bottom: 1.5rem;
            position: relative;
            overflow: hidden;
        }
        .promo-card::before {
            content: "";
            position: absolute;
            top: 0; right: 0;
            width: 100px; height: 100px;
            background: var(--primary);
            filter: blur(60px);
            opacity: 0.2;
        }
        .usp-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 16px;
            margin: 2rem 0;
        }
        .usp-tile {
            background: var(--bg-elevated);
            padding: 1.5rem;
            border-radius: var(--radius-md);
            display: flex;
            gap: 15px;
            align-items: flex-start;
            border: 1px solid var(--border-default);
        }
        .usp-tile i { font-size: 1.5rem; color: var(--accent); margin-top: 4px; }
        .usp-tile strong { display: block; font-size: 1.1rem; margin-bottom: 5px; }
        .payment-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
            margin: 2rem 0;
        }
        .payment-card {
            background: var(--bg-surface);
            padding: 1.2rem;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-default);
            text-align: center;
        }
        .payment-card i { font-size: 1.8rem; color: var(--accent); margin-bottom: 10px; }
        .payment-card strong { display: block; margin-bottom: 8px; }
        .payment-card p { font-size: 0.8rem; color: var(--text-secondary); margin: 0; }
        .guide-step {
            display: flex;
            gap: 15px;
            padding: 1.5rem;
            background: var(--bg-surface);
            border-radius: var(--radius-md);
            margin-bottom: 1rem;
            align-items: flex-start;
            border: 1px solid var(--border-default);
        }
        .step-number {
            min-width: 32px; height: 32px;
            background: var(--primary);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
        }
        .guide-step h3 { margin: 0 0 8px; }
        .guide-step h3 a { color: inherit; }
        .app-section {
            background: var(--bg-elevated);
            padding: 2rem;
            border-radius: var(--radius-lg);
            text-align: center;
            margin: 2rem 0;
        }
        .player-guide-item {
            background: var(--bg-surface);
            padding: 1.5rem;
            border-radius: var(--radius-md);
            margin-bottom: 1rem;
            border-left: 4px solid var(--primary);
        }
        .guide-meta { font-size: 0.8rem; color: var(--text-muted); margin-bottom: 10px; }
        .announcement-item {
            display: flex;
            gap: 15px;
            padding: 1.2rem;
            background: var(--bg-surface);
            border-radius: var(--radius-md);
            margin-bottom: 1rem;
            border: 1px solid var(--border-default);
        }
        .announcement-item i { color: var(--accent); margin-top: 5px; }
        .announcement-date { font-size: 0.8rem; color: var(--text-muted); display: block; margin-top: 8px; }
        .faq-item {
            background: var(--bg-surface);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-md);
            margin-bottom: 1rem;
        }
        .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 summary h3::after { content: "\f078"; font-family: "Font Awesome 6 Free"; font-weight: 900; font-size: 0.9rem; }
        .faq-answer { padding: 0 15px 15px; color: var(--text-secondary); border-top: 1px solid var(--border-default); padding-top: 15px; }
        .about-card { background: var(--bg-surface); padding: 2rem; border-radius: var(--radius-lg); margin: 2rem 0; }
        .team-position-card {
            background: var(--bg-elevated);
            padding: 1.5rem;
            border-radius: var(--radius-md);
            margin-top: 2rem;
            border: 1px solid var(--border-brand);
        }
        .security-section {
            background: var(--bg-surface);
            padding: 2rem;
            border-radius: var(--radius-lg);
            margin: 2rem 0;
            border: 1px solid var(--border-default);
        }
        .security-list { list-style: none; padding: 0; margin: 1.5rem 0; }
        .security-list li { display: flex; gap: 10px; margin-bottom: 10px; color: var(--text-secondary); }
        .security-list i { color: var(--accent); }
        footer {
            margin-top: 4rem;
            padding: 3rem 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: 2rem;
        }
        .footer-sitemap a { font-size: 0.875rem; color: var(--text-secondary); }
        .footer-contact { margin-bottom: 1.5rem; font-size: 0.9rem; }
        .footer-legal { 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);
            backdrop-filter: blur(10px);
            display: flex;
            justify-content: space-around;
            align-items: center;
            padding-bottom: env(safe-area-inset-bottom);
            border-top: 1px solid var(--border-default);
            z-index: 1000;
        }
        .nav-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 4px;
            color: var(--text-secondary);
            font-size: 0.7rem;
            text-decoration: none;
        }
        .nav-item i { font-size: 1.2rem; }
        .nav-item:hover { color: var(--accent); }
        .util-link { font-size: 0.9rem; text-align: center; display: block; margin-top: 1rem; }
        .radius-pill { border-radius: 9999px; }

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