:root {
            --brand-primary: #007BFF;
            --brand-primary-hover: #3395FF;
            --brand-secondary: #C0C0C8;
            --brand-accent: #00F5FF;
            --bg-main: #060B1A;
            --bg-surface: #0D152B;
            --bg-elevated: #162141;
            --text-primary: #F0F4FF;
            --text-secondary: #B0B8D1;
            --text-muted: #7A86A6;
            --border-default: #1E2C54;
            --border-brand: rgba(0, 245, 255, 0.4);
            --glass-bg: rgba(13, 21, 43, 0.7);
            --glass-border: rgba(255, 255, 255, 0.1);
        }
        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;
        }
        img { max-width: 100%; height: auto; display: block; }
        a { color: var(--brand-accent); text-decoration: none; transition: color 0.3s ease; }
        a:hover { color: #33D1FF; }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-height: 44px;
            min-inline-size: 44px;
            padding: 12px 24px;
            border-radius: 12px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            border: none;
            text-align: center;
        }
        .btn-primary {
            background: linear-gradient(180deg, #008BFF 0%, #006EDD 100%);
            color: #FFFFFF;
        }
        .btn-primary:hover {
            background: var(--brand-accent);
            color: var(--bg-main);
            transform: translateY(-2px);
            box-shadow: 0 0 15px rgba(0, 245, 255, 0.6);
        }
        .btn-secondary {
            background: var(--bg-elevated);
            color: var(--text-primary);
            border: 1px solid var(--border-default);
        }
        .btn-secondary:hover {
            background: var(--border-default);
            color: #FFFFFF;
        }
        header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 16px 0;
            margin-bottom: 24px;
        }
        .header-brand {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .header-brand strong {
            font-size: 16px;
            font-weight: 400;
        }
        .header-nav {
            display: flex;
            gap: 12px;
        }
        main {
            width: 100%;
        }
        .hero-section {
            text-align: center;
            padding: 40px 0;
        }
        h1 {
            font-size: clamp(1.6rem, 6.5vw, 2.75rem);
            line-height: 1.2;
            margin-bottom: 20px;
            color: var(--text-primary);
        }
        .hero-intro {
            max-width: 800px;
            margin: 0 auto 30px;
            color: var(--text-secondary);
        }
        .hero-cta {
            display: block;
            width: 100%;
            max-width: 500px;
            margin: 0 auto 24px;
        }
        .hero-tags {
            display: flex;
            justify-content: center;
            gap: 10px;
            flex-wrap: wrap;
        }
        .hero-tag {
            background: var(--glass-bg);
            border: 1px solid var(--border-brand);
            padding: 6px 16px;
            border-radius: 9999px;
            font-size: 0.875rem;
            color: var(--brand-accent);
        }
        .banner-link {
            display: block;
            width: 100%;
            margin-bottom: 32px;
        }
        .banner-img {
            width: 100%;
            aspect-ratio: 2/1;
            object-fit: cover;
            border-radius: 24px;
        }
        .cat-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
            margin-bottom: 40px;
        }
        .cat-tile {
            background: var(--glass-bg);
            backdrop-filter: blur(10px);
            border: 1px solid var(--glass-border);
            padding: 20px;
            border-radius: 24px;
            text-align: center;
            transition: all 0.3s ease;
        }
        .cat-tile:hover {
            border-color: var(--brand-accent);
            background: var(--bg-elevated);
        }
        .cat-icon {
            font-size: 2rem;
            margin-bottom: 12px;
            color: var(--brand-accent);
        }
        .cat-name {
            display: block;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--text-primary);
        }
        .cat-desc {
            font-size: 0.875rem;
            color: var(--text-muted);
        }
        .game-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
            margin-bottom: 40px;
        }
        .game-card {
            background: var(--bg-surface);
            border-radius: 16px;
            overflow: hidden;
            border: 1px solid var(--border-default);
            transition: transform 0.3s ease;
        }
        .game-card:hover {
            transform: translateY(-5px);
            border-color: var(--brand-accent);
        }
        .game-img {
            width: 100%;
            aspect-ratio: 1/1;
            object-fit: cover;
        }
        .game-info {
            padding: 12px;
            text-align: center;
        }
        .game-info h3 {
            margin: 0;
            font-size: 1rem;
            color: var(--text-primary);
        }
        h2 {
            font-size: clamp(1.3rem, 5.2vw, 2.25rem);
            line-height: 1.25;
            margin-top: 40px;
            margin-bottom: 24px;
            text-align: center;
        }
        .facts-wrapper {
            max-width: 700px;
            margin: 0 auto 40px;
        }
        .freshness-notice {
            display: block;
            text-align: center;
            font-style: italic;
            color: var(--text-muted);
            font-size: 0.875rem;
            margin-bottom: 16px;
        }
        .facts-table {
            width: 100%;
            border-collapse: collapse;
            background: var(--glass-bg);
            border-radius: 12px;
            overflow: hidden;
            border: 1px solid var(--border-default);
        }
        .facts-table tr {
            border-bottom: 1px solid var(--border-default);
        }
        .facts-table tr:last-child {
            border-bottom: none;
        }
        .facts-table td {
            padding: 12px 16px;
            color: var(--text-secondary);
        }
        .facts-label {
            font-weight: 600;
            width: 40%;
            color: var(--text-primary);
        }
        .terms-link {
            display: block;
            text-align: center;
            margin-top: 12px;
            font-size: 0.875rem;
            color: var(--text-muted);
        }
        .toc-nav {
            display: flex;
            overflow-x: auto;
            gap: 12px;
            padding: 16px 0;
            margin-bottom: 40px;
            scrollbar-width: none;
        }
        .toc-nav::-webkit-scrollbar { display: none; }
        .toc-link {
            white-space: nowrap;
            background: var(--bg-elevated);
            padding: 8px 16px;
            border-radius: 9999px;
            font-size: 0.875rem;
            border: 1px solid var(--border-default);
        }
        .promo-grid {
            display: grid;
            gap: 20px;
            margin-bottom: 40px;
        }
        .promo-card {
            background: var(--bg-surface);
            border: 1px solid var(--border-brand);
            padding: 24px;
            border-radius: 24px;
            position: relative;
        }
        .promo-card h3 {
            margin-top: 0;
            color: var(--brand-accent);
        }
        .promo-text {
            color: var(--text-secondary);
            margin-bottom: 20px;
        }
        .usp-grid {
            display: grid;
            gap: 16px;
            margin-bottom: 40px;
        }
        .usp-tile {
            display: flex;
            align-items: center;
            gap: 20px;
            background: var(--glass-bg);
            padding: 20px;
            border-radius: 16px;
            border: 1px solid var(--glass-border);
        }
        .usp-icon {
            font-size: 1.5rem;
            color: var(--brand-accent);
            width: 40px;
            text-align: center;
        }
        .usp-content strong {
            display: block;
            color: var(--text-primary);
            margin-bottom: 4px;
        }
        .usp-content p {
            margin: 0;
            font-size: 0.875rem;
            color: var(--text-muted);
        }
        .payment-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
            margin-bottom: 40px;
        }
        .pay-card {
            background: var(--bg-surface);
            border: 1px solid var(--border-default);
            padding: 20px;
            border-radius: 16px;
            text-align: center;
        }
        .pay-icon {
            font-size: 2rem;
            color: var(--brand-accent);
            margin-bottom: 12px;
        }
        .pay-name {
            display: block;
            font-weight: 600;
            margin-bottom: 8px;
        }
        .pay-desc {
            font-size: 0.875rem;
            color: var(--text-muted);
        }
        .guide-steps {
            display: grid;
            gap: 20px;
            margin-bottom: 40px;
        }
        .step-card {
            display: flex;
            gap: 20px;
            background: var(--bg-surface);
            padding: 20px;
            border-radius: 16px;
            align-items: flex-start;
        }
        .step-num {
            background: var(--brand-primary);
            color: white;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-weight: bold;
        }
        .step-content h3 {
            margin: 0 0 8px 0;
        }
        .step-content a {
            color: inherit;
        }
        .download-section {
            background: var(--bg-elevated);
            padding: 32px;
            border-radius: 24px;
            text-align: center;
            margin-bottom: 40px;
        }
        .player-guides {
            display: grid;
            gap: 20px;
            margin-bottom: 40px;
        }
        .guide-item {
            background: var(--glass-bg);
            padding: 24px;
            border-radius: 16px;
            border: 1px solid var(--border-default);
        }
        .guide-meta {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 12px;
        }
        .announcement-grid {
            display: grid;
            gap: 16px;
            margin-bottom: 40px;
        }
        .ann-card {
            background: var(--bg-surface);
            padding: 20px;
            border-radius: 16px;
            border-left: 4px solid var(--brand-accent);
            display: flex;
            gap: 16px;
        }
        .ann-icon {
            font-size: 1.2rem;
            color: var(--brand-accent);
        }
        .ann-info h3 {
            margin: 0 0 8px 0;
            font-size: 1.1rem;
        }
        .ann-date {
            font-size: 0.75rem;
            color: var(--text-muted);
        }
        .faq-section {
            margin-bottom: 40px;
        }
        details {
            background: var(--bg-surface);
            margin-bottom: 12px;
            border-radius: 12px;
            border: 1px solid var(--border-default);
        }
        summary {
            padding: 16px;
            cursor: pointer;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        summary h3 {
            margin: 0;
            font-size: 1.05rem;
            color: var(--text-primary);
        }
        .faq-answer {
            padding: 0 16px 16px;
            color: var(--text-secondary);
            font-size: 0.95rem;
        }
        .about-box {
            background: var(--glass-bg);
            padding: 32px;
            border-radius: 24px;
            border: 1px solid var(--border-brand);
            margin-bottom: 40px;
        }
        .team-card {
            background: var(--bg-surface);
            padding: 20px;
            border-radius: 16px;
            margin-top: 24px;
            border: 1px solid var(--border-default);
        }
        .security-box {
            background: var(--bg-elevated);
            padding: 32px;
            border-radius: 24px;
            margin-bottom: 40px;
        }
        .security-links {
            display: flex;
            gap: 15px;
            margin: 20px 0;
            flex-wrap: wrap;
        }
        .security-link {
            background: var(--bg-main);
            padding: 8px 16px;
            border-radius: 8px;
            font-size: 0.875rem;
            border: 1px solid var(--border-default);
        }
        footer {
            background: var(--bg-surface);
            padding: 40px 0 24px;
            border-top: 1px solid var(--border-default);
        }
        .footer-sitemap {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 12px;
            margin-bottom: 32px;
            text-align: center;
        }
        .footer-contact {
            text-align: center;
            margin-bottom: 24px;
            color: var(--text-secondary);
        }
        .footer-legal {
            text-align: center;
            font-size: 0.875rem;
            color: var(--text-muted);
            padding: 0 20px;
        }
        .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;
            border-top: 1px solid var(--border-default);
            padding-bottom: env(safe-area-inset-bottom);
            z-index: 1000;
        }
        .nav-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 4px;
            color: var(--text-muted);
            font-size: 0.75rem;
        }
        .nav-item i {
            font-size: 1.2rem;
        }
        .utility-link {
            display: inline-block;
            margin-top: 10px;
            color: var(--brand-accent);
            font-weight: 500;
        }
        section {
            content-visibility: auto;
            contain-intrinsic-size: 1px 500px;
        }
        @media (min-width: 768px) {
            body { padding-inline: 24px; padding-bottom: 24px; }
            .cat-grid { grid-template-columns: repeat(3, 1fr); }
            .game-grid { grid-template-columns: repeat(3, 1fr); }
            .payment-grid { grid-template-columns: repeat(4, 1fr); }
            .footer-sitemap { grid-template-columns: repeat(5, 1fr); }
            .navigator { display: none; }
        }
        @media (min-width: 1200px) {
            body { padding-inline: 32px; max-width: 1200px; margin-inline: auto; }
            .cat-grid { grid-template-columns: repeat(4, 1fr); }
            .game-grid { grid-template-columns: repeat(4, 1fr); }
            .payment-grid { grid-template-columns: repeat(7, 1fr); }
        }