:root {
            --primary: #0A192F;
            --primary-hover: #112240;
            --secondary: #E2E8F0;
            --secondary-hover: #F8FAFC;
            --accent: #00F5FF;
            --bg-main: #050B18;
            --bg-surface: #0C1629;
            --bg-elevated: #15223B;
            --text-primary: #F0F9FF;
            --text-secondary: #94A3B8;
            --text-muted: #64748B;
            --btn-bg: #00F5FF;
            --btn-text: #050B18;
            --btn-hover-bg: #70FFFF;
            --border-default: #1E293B;
            --border-brand: #00F5FF;
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 16px;
            --radius-pill: 9999px;
            --shadow-card: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.2);
            --glow: 0 0 15px rgba(0, 245, 255, 0.6);
        }
        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));
            background-color: var(--bg-main);
            color: var(--text-primary);
            overflow-x: hidden;
        }
        h1, h2, h3 { font-family: 'Rajdhani', sans-serif; font-weight: 700; letter-spacing: -0.02em; line-height: 1.2; margin: 0; }
        h1 { font-size: clamp(1.6rem, 6.5vw, 2.4rem); margin-bottom: 1rem; color: var(--accent); }
        h2 { font-size: clamp(1.3rem, 5.2vw, 1.8rem); margin-top: 2.5rem; margin-bottom: 1.25rem; color: var(--text-primary); border-left: 4px solid var(--accent); padding-left: 12px; }
        h3 { font-size: clamp(1.05rem, 4.2vw, 1.25rem); margin-bottom: 0.75rem; color: var(--text-primary); }
        a { text-decoration: none; color: var(--accent); transition: color 0.2s ease; }
        a:hover { color: var(--btn-hover-bg); }
        img { max-width: 100%; height: auto; display: block; }
        .btn {
            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: all 0.3s ease;
            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); box-shadow: var(--glow); }
        .btn-secondary { background: var(--bg-elevated); color: var(--text-primary); border: 1px solid var(--border-brand); }
        .btn-secondary:hover { background: var(--primary-hover); }
        
        header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 16px 0;
            border-bottom: 1px solid var(--border-default);
        }
        .header-brand { display: flex; align-items: center; gap: 8px; }
        .header-brand strong { font-size: 16px; font-weight: 400; }
        .header-nav { display: flex; gap: 12px; }

        .hero-section { padding: 32px 0; text-align: center; }
        .hero-intro { max-width: 800px; margin: 0 auto 24px; }
        .hero-tags { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin-top: 20px; }
        .hero-tag { background: var(--bg-elevated); padding: 4px 12px; border-radius: var(--radius-pill); font-size: 0.85rem; color: var(--text-secondary); border: 1px solid var(--border-default); }
        
        .banner-link { display: block; width: 100%; overflow: hidden; border-radius: var(--radius-lg); }
        .banner-img { width: 100%; aspect-ratio: 2 / 1; object-fit: cover; }

        .cat-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin: 24px 0; }
        .cat-tile { background: var(--bg-surface); padding: 20px; border-radius: var(--radius-md); text-align: center; border: 1px solid var(--border-default); transition: border-color 0.3s; }
        .cat-tile:hover { border-color: var(--accent); }
        .cat-tile i { font-size: 2rem; color: var(--accent); margin-bottom: 12px; }
        .cat-tile strong { display: block; margin-bottom: 8px; font-size: 1.1rem; }
        .cat-tile span { font-size: 0.85rem; color: var(--text-secondary); line-height: 1.4; }

        .game-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
        .game-card { background: var(--bg-surface); border-radius: var(--radius-md); overflow: hidden; border: 1px solid var(--border-default); transition: transform 0.3s; }
        .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; font-size: 1rem; text-align: center; margin: 0; }

        .facts-table { width: 100%; border-collapse: collapse; margin: 16px 0; background: var(--bg-surface); border-radius: var(--radius-md); overflow: hidden; }
        .facts-table td { padding: 12px 16px; border-bottom: 1px solid var(--border-default); }
        .facts-table td:first-child { font-weight: 600; color: var(--text-secondary); width: 40%; }
        .freshness-notice { font-style: italic; color: var(--text-muted); font-size: 0.9rem; margin-bottom: 12px; }
        .terms-link { display: block; margin-top: 12px; font-size: 0.85rem; color: var(--text-secondary); text-align: center; }

        .toc-nav { display: flex; overflow-x: auto; gap: 12px; padding: 16px 0; scrollbar-width: none; }
        .toc-nav::-webkit-scrollbar { display: none; }
        .toc-link { background: var(--bg-elevated); white-space: nowrap; padding: 8px 16px; border-radius: var(--radius-pill); font-size: 0.9rem; border: 1px solid var(--border-default); }

        .promo-card { background: var(--bg-surface); padding: 24px; border-radius: var(--radius-lg); border: 1px solid var(--border-default); margin-bottom: 16px; }
        .promo-card h3 { color: var(--accent); }

        .usp-container { display: grid; gap: 16px; margin: 24px 0; }
        .usp-tile { background: var(--bg-elevated); padding: 20px; border-radius: var(--radius-md); display: flex; gap: 16px; align-items: flex-start; }
        .usp-tile i { font-size: 1.5rem; color: var(--accent); margin-top: 4px; }

        .payment-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
        .pay-card { background: var(--bg-surface); padding: 16px; border-radius: var(--radius-md); text-align: center; border: 1px solid var(--border-default); }
        .pay-card i { font-size: 1.5rem; color: var(--accent); margin-bottom: 8px; }
        .pay-card strong { display: block; margin-bottom: 6px; }
        .pay-card p { font-size: 0.8rem; color: var(--text-secondary); margin: 0; }

        .guide-steps { display: grid; gap: 20px; }
        .step-item { display: flex; gap: 16px; align-items: flex-start; }
        .step-num { width: 32px; height: 32px; background: var(--accent); color: var(--bg-main); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; flex-shrink: 0; }
        .step-content h3 a { color: inherit; }

        .download-box { background: var(--bg-surface); padding: 32px 20px; border-radius: var(--radius-lg); text-align: center; border: 1px solid var(--border-brand); }

        .guide-item { background: var(--bg-surface); padding: 20px; border-radius: var(--radius-md); margin-bottom: 16px; border: 1px solid var(--border-default); }
        .meta-text { font-size: 0.8rem; color: var(--text-muted); margin-bottom: 8px; }

        .announcement-item { background: var(--bg-elevated); padding: 16px; border-radius: var(--radius-md); margin-bottom: 12px; display: flex; gap: 12px; }
        .announcement-item i { color: var(--accent); margin-top: 4px; }
        .announcement-date { font-size: 0.8rem; color: var(--text-muted); display: block; margin-top: 8px; }

        .faq-item { background: var(--bg-surface); margin-bottom: 12px; border-radius: var(--radius-md); border: 1px solid var(--border-default); }
        .faq-item summary { padding: 16px; cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; }
        .faq-item p { padding: 0 16px 16px; color: var(--text-secondary); margin: 0; }

        .team-card { background: var(--bg-elevated); padding: 20px; border-radius: var(--radius-md); margin-top: 24px; border: 1px solid var(--border-default); }

        footer { padding: 32px 0; border-top: 1px solid var(--border-default); text-align: center; }
        .footer-sitemap { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 24px; font-size: 0.9rem; }
        .contact-line { margin-bottom: 16px; font-size: 0.9rem; }
        .legal-line { font-size: 0.8rem; color: var(--text-muted); line-height: 1.5; }

        .navigator {
            position: fixed; inset-inline: 0; bottom: 0;
            background: var(--bg-surface);
            display: flex; justify-content: space-around; align-items: center;
            padding: 12px 0 calc(12px + env(safe-area-inset-bottom));
            border-top: 1px solid var(--border-brand);
            z-index: 1000;
        }
        .nav-item { display: flex; flex-direction: column; align-items: center; gap: 4px; color: var(--text-secondary); font-size: 0.75rem; }
        .nav-item i { font-size: 1.2rem; }
        .nav-item:hover { color: var(--accent); }

        .utility-link { display: inline-block; margin-top: 16px; color: var(--accent); font-weight: 600; }

        @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); }
            .navigator { position: static; display: none; }
            footer { padding-bottom: 24px; }
        }
        @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(5, 1fr); }
        }
        section { content-visibility: auto; contain-intrinsic-size: 1px 500px; }