:root {
            --brand-primary: #1A2B48;
            --brand-primary-hover: #243B63;
            --brand-secondary: #C0C0C0;
            --brand-secondary-hover: #E0E0E0;
            --brand-accent: #00F5FF;
            --bg-main: #080E1A;
            --bg-surface: #111B2D;
            --bg-elevated: #1C283E;
            --bg-overlay: rgba(8, 14, 26, 0.8);
            --text-primary: #E6EEF5;
            --text-secondary: #AAB8C7;
            --text-muted: #728499;
            --text-brand-contrast: #080E1A;
            --text-link: #00F5FF;
            --text-link-hover: #70F8FF;
            --btn-bg: #00F5FF;
            --btn-text: #080E1A;
            --btn-hover-bg: #70F8FF;
            --btn-hover-text: #080E1A;
            --sem-success: #00E676;
            --sem-error: #FF5252;
            --sem-warning: #FFD600;
            --sem-info: #40C4FF;
            --border-default: #22314D;
            --border-strong: #33466B;
            --border-brand: #00F5FF;
            --radius-sm: 2px;
            --radius-md: 4px;
            --radius-lg: 8px;
            --radius-pill: 9999px;
            --shadow-card: 0 4px 6px -1px rgba(0, 0, 0, 0.5), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
            --shadow-elevated: 0 10px 15px -3px rgba(0, 0, 0, 0.6), 0 4px 6px -2px rgba(0, 0, 0, 0.4);
            --shadow-glow: 0 0 15px rgba(0, 245, 255, 0.4);
            --grad-brand: linear-gradient(135deg, #1A2B48 0%, #080E1A 100%);
            --grad-hero: linear-gradient(180deg, #111B2D 0%, #080E1A 100%);
            --grad-btn: linear-gradient(180deg, #00F5FF 0%, #00D1DD 100%);
        }

        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, video, iframe { max-width: 100%; height: auto; display: block; }
        a { color: var(--text-link); text-decoration: none; transition: color 0.2s; }
        a:hover { color: var(--text-link-hover); }
        .btn, .cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-height: 44px;
            min-inline-size: 44px;
            padding: 12px 18px;
            border-radius: var(--radius-md);
            font-weight: 600;
            cursor: pointer;
            border: none;
            transition: transform 0.2s, background 0.2s;
            text-align: center;
        }
        .btn-primary {
            background: var(--grad-btn);
            color: var(--btn-text);
            box-shadow: var(--shadow-glow);
        }
        .btn-primary:hover { background: var(--btn-hover-bg); transform: translateY(-2px); }
        .btn-secondary {
            background: var(--bg-elevated);
            color: var(--text-primary);
            border: 1px solid var(--border-strong);
        }
        .btn-secondary:hover { background: var(--brand-primary-hover); }
        
        h1, h2, h3 { font-family: 'Oswald', sans-serif; text-transform: uppercase; color: var(--text-primary); }
        h1 { font-size: clamp(1.6rem, 6.5vw, 2.4rem); line-height: 1.2; margin-bottom: 1rem; font-style: italic; border-left: 4px solid var(--brand-accent); padding-left: 15px; }
        h2 { font-size: clamp(1.3rem, 5.2vw, 1.8rem); line-height: 1.25; margin-top: 2rem; margin-bottom: 1.2rem; font-style: italic; border-bottom: 2px solid var(--border-strong); padding-bottom: 8px; }
        h3 { font-size: clamp(1.05rem, 4.2vw, 1.25rem); line-height: 1.3; margin-bottom: 0.75rem; }

        header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
            border-bottom: 1px solid var(--border-default);
            margin-bottom: 20px;
        }
        .header-brand { display: flex; align-items: center; gap: 10px; }
        .header-brand strong { font-size: 16px; font-weight: normal; color: var(--text-primary); }
        .header-actions { display: flex; gap: 10px; }

        main { width: 100%; }
        
        .hero-section {
            padding: 40px 0;
            background: var(--grad-hero);
            border-radius: var(--radius-lg);
            margin-bottom: 20px;
            text-align: center;
        }
        .hero-content { max-width: 800px; margin: 0 auto; padding: 0 15px; }
        .hero-tags { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin-top: 20px; }
        .hero-pill {
            background: var(--bg-elevated);
            color: var(--text-secondary);
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            font-size: 0.85rem;
            border: 1px solid var(--border-default);
        }
        .hero-cta { width: 100%; margin-top: 25px; font-size: 1.2rem; }

        .banner-wrap { margin-bottom: 30px; line-height: 0; }
        .banner-wrap img { width: 100%; aspect-ratio: 2/1; object-fit: cover; }

        .category-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
            margin-bottom: 30px;
        }
        .cat-tile {
            background: var(--bg-surface);
            padding: 20px;
            border-radius: var(--radius-lg);
            text-align: center;
            border: 1px solid var(--border-default);
            transition: border-color 0.3s;
        }
        .cat-tile:hover { border-color: var(--brand-accent); }
        .cat-tile i { font-size: 2rem; color: var(--brand-accent); margin-bottom: 10px; display: block; }
        .cat-tile strong { display: block; margin-bottom: 5px; color: var(--text-primary); }
        .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: 15px;
            margin-bottom: 30px;
        }
        .game-card {
            background: var(--bg-surface);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-default);
            transition: transform 0.2s;
        }
        .game-card:hover { transform: translateY(-5px); border-color: var(--brand-accent); }
        .game-card img { aspect-ratio: 1/1; object-fit: cover; width: 100%; }
        .game-card h3 { padding: 12px; margin: 0; font-size: 1rem; text-align: center; color: var(--text-primary); }

        .fact-table-wrap { background: var(--bg-surface); border-radius: var(--radius-lg); padding: 20px; border: 1px solid var(--border-strong); }
        .freshness-notice { font-style: italic; color: var(--text-secondary); font-size: 0.9rem; margin-bottom: 15px; display: block; }
        .fact-table { width: 100%; border-collapse: collapse; }
        .fact-table tr { border-bottom: 1px solid var(--border-default); }
        .fact-table td { padding: 12px 8px; font-size: 0.95rem; }
        .fact-table td:first-child { color: var(--text-muted); font-weight: 500; width: 40%; }
        .fact-table td:last-child { color: var(--text-primary); }
        .terms-link-wrap { margin-top: 12px; text-align: center; font-size: 0.85rem; }
        .terms-link-wrap a { color: var(--text-secondary); text-decoration: underline; }

        .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 {
            background: var(--bg-elevated);
            color: var(--text-primary);
            padding: 8px 16px;
            border-radius: var(--radius-pill);
            white-space: nowrap;
            font-size: 0.9rem;
            border: 1px solid var(--border-strong);
        }

        .promo-grid { display: grid; gap: 20px; margin-bottom: 30px; }
        .promo-card {
            background: var(--bg-surface);
            padding: 24px;
            border-radius: var(--radius-lg);
            border-left: 5px solid var(--brand-accent);
            display: flex;
            flex-direction: column;
            gap: 15px;
            box-shadow: var(--shadow-card);
        }
        .promo-card h3 { margin: 0; }

        .usp-bar { display: grid; gap: 15px; margin-bottom: 30px; }
        .usp-tile {
            background: var(--bg-elevated);
            padding: 20px;
            border-radius: var(--radius-lg);
            display: flex;
            align-items: center;
            gap: 20px;
            border: 1px solid var(--border-default);
        }
        .usp-tile i { font-size: 1.5rem; color: var(--brand-accent); width: 30px; text-align: center; }
        .usp-text strong { display: block; font-size: 1.1rem; color: var(--text-primary); }
        .usp-text p { margin: 0; font-size: 0.9rem; color: var(--text-secondary); }

        .payment-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
            margin-bottom: 30px;
        }
        .pay-card {
            background: var(--bg-surface);
            padding: 15px;
            border-radius: var(--radius-lg);
            text-align: center;
            border: 1px solid var(--border-default);
        }
        .pay-card i { font-size: 1.8rem; color: var(--text-primary); margin-bottom: 10px; display: block; }
        .pay-card strong { display: block; font-size: 0.95rem; margin-bottom: 8px; }
        .pay-card p { margin: 0; font-size: 0.8rem; color: var(--text-secondary); line-height: 1.4; }

        .guide-steps { display: grid; gap: 20px; margin-bottom: 30px; }
        .step-item {
            display: flex;
            gap: 15px;
            background: var(--bg-surface);
            padding: 20px;
            border-radius: var(--radius-lg);
            align-items: flex-start;
        }
        .step-num {
            background: var(--brand-accent);
            color: var(--text-brand-contrast);
            width: 32px;
            height: 32px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            flex-shrink: 0;
        }
        .step-content h3 { margin: 0 0 10px 0; }
        .step-content a { color: inherit; text-decoration: none; }

        .mobile-access-wrap {
            background: var(--bg-surface);
            padding: 25px;
            border-radius: var(--radius-lg);
            text-align: center;
            border: 1px solid var(--border-strong);
            margin-bottom: 30px;
        }
        .mobile-access-wrap p { margin-bottom: 20px; color: var(--text-secondary); }

        .player-guides { display: grid; gap: 15px; margin-bottom: 30px; }
        .guide-card {
            background: var(--bg-elevated);
            padding: 20px;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-default);
        }
        .guide-card .meta { font-size: 0.8rem; color: var(--text-muted); margin-bottom: 10px; display: block; }

        .announcement-list { display: grid; gap: 15px; margin-bottom: 30px; }
        .announcement-item {
            background: var(--bg-surface);
            padding: 15px;
            border-radius: var(--radius-lg);
            display: flex;
            gap: 15px;
            border: 1px solid var(--border-default);
        }
        .announcement-item i { color: var(--brand-accent); font-size: 1.2rem; margin-top: 3px; }
        .announcement-date { font-size: 0.8rem; color: var(--text-muted); display: block; margin-top: 5px; }

        .faq-wrap { display: grid; gap: 10px; margin-bottom: 30px; }
        .faq-item { background: var(--bg-surface); border-radius: var(--radius-lg); border: 1px solid var(--border-default); }
        .faq-item summary { padding: 15px; cursor: pointer; outline: none; list-style: none; }
        .faq-item summary h3 { margin: 0; font-size: 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: 0.8rem; }
        .faq-answer { padding: 0 15px 15px 15px; color: var(--text-secondary); font-size: 0.95rem; }

        .about-wrap { background: var(--bg-surface); padding: 25px; border-radius: var(--radius-lg); border: 1px solid var(--border-strong); margin-bottom: 30px; }
        .team-card {
            margin-top: 20px;
            padding: 20px;
            background: var(--bg-elevated);
            border-radius: var(--radius-md);
            border: 1px dashed var(--border-strong);
        }

        .security-wrap { background: var(--bg-surface); padding: 25px; border-radius: var(--radius-lg); border: 1px solid var(--border-strong); margin-bottom: 30px; }
        .security-links { display: flex; flex-wrap: wrap; gap: 15px; margin: 15px 0; }
        .security-links a { background: var(--bg-elevated); padding: 8px 12px; border-radius: var(--radius-sm); font-size: 0.85rem; border: 1px solid var(--border-default); }

        footer {
            background: var(--bg-surface);
            padding: 30px 0;
            border-top: 2px solid var(--border-strong);
            text-align: center;
        }
        .footer-sitemap {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 10px;
            margin-bottom: 20px;
            text-align: center;
        }
        .footer-sitemap a { font-size: 0.85rem; color: var(--text-secondary); }
        .footer-contact { margin-bottom: 20px; font-size: 0.9rem; }
        .footer-legal { 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: 10px 0 calc(10px + env(safe-area-inset-bottom));
            border-top: 1px solid var(--border-strong);
            z-index: 1000;
        }
        .nav-item { text-align: center; color: var(--text-secondary); font-size: 0.75rem; display: flex; flex-direction: column; align-items: center; gap: 4px; }
        .nav-item i { font-size: 1.2rem; }
        .nav-item strong { display: block; }

        .util-more { text-align: center; margin-top: 15px; }
        .util-more a { font-weight: 600; text-decoration: underline; }

        section { content-visibility: auto; contain-intrinsic-size: 1px 500px; }

        @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(2, 1fr); }
            .payment-grid { grid-template-columns: repeat(4, 1fr); }
            .navigator { display: none; }
            header { padding: 15px 0; }
        }

        @media (min-width: 1200px) {
            body { padding-inline: 32px; max-width: 1200px; margin-inline: auto; }
            .category-grid { grid-template-columns: repeat(4, 1fr); }
            .game-grid { grid-template-columns: repeat(4, 1fr); }
            .payment-grid { grid-template-columns: repeat(4, 1fr); }
        }