:root {
            --color-primary: #1A2B4C;
            --color-primary-hover: #253B6B;
            --color-secondary: #C0C0C8;
            --color-secondary-hover: #D1D1D9;
            --color-accent: #00F5FF;
            --color-bg-main: #080E1B;
            --color-bg-surface: #111B2D;
            --color-bg-elevated: #1A263E;
            --color-text-primary: #E6EBF5;
            --color-text-secondary: #AAB4C8;
            --color-text-muted: #718096;
            --color-text-link: #00F5FF;
            --color-btn-bg: #00F5FF;
            --color-btn-text: #080E1B;
            --color-border-default: #1E2C4A;
            --color-border-brand: #00F5FF;
            --font-headings: 'Barlow Condensed', sans-serif;
            --font-body: 'Be Vietnam Pro', sans-serif;
            --radius-md: 4px;
            --radius-lg: 8px;
            --shadow-card: 0 4px 0 #000000;
            --shadow-elevated: 0 10px 20px rgba(0, 0, 0, 0.4);
        }

        html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
        body {
            margin: 0;
            font-family: var(--font-body);
            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(--color-bg-main);
            color: var(--color-text-primary);
            overflow-x: hidden;
        }

        img { max-width: 100%; height: auto; display: block; font-style: italic; }

        a { color: var(--color-text-link); text-decoration: none; transition: color 0.2s ease; }
        a:hover { color: #70F7FF; }

        .btn {
            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;
            transition: all 0.2s ease;
            border: none;
            text-align: center;
            text-decoration: none;
        }
        .btn-primary { background: var(--color-btn-bg); color: var(--color-btn-text); }
        .btn-primary:hover { background: #70F7FF; transform: translateY(-1px); }
        .btn-outline { border: 1px solid var(--color-accent); color: var(--color-accent); background: transparent; }
        .btn-outline:hover { background: rgba(0, 245, 255, 0.1); }

        header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 12px 0;
            border-bottom: 1px solid var(--color-border-default);
            margin-bottom: 20px;
        }
        .header-brand { display: flex; align-items: center; gap: 8px; }
        .header-brand strong { font-size: 16px; font-weight: normal; color: var(--color-text-primary); }
        .header-actions { display: flex; gap: 10px; }

        main { width: 100%; }
        h1 { font-family: var(--font-headings); font-size: clamp(1.6rem, 6.5vw, 2.4rem); line-height: 1.2; margin: 0 0 1rem 0; color: var(--color-accent); }
        h2 { font-family: var(--font-headings); font-size: clamp(1.3rem, 5.2vw, 1.8rem); line-height: 1.25; margin-top: 2rem; margin-bottom: 1rem; color: var(--color-text-primary); border-left: 4px solid var(--color-accent); padding-left: 12px; }
        h3 { font-family: var(--font-headings); font-size: clamp(1.05rem, 4.2vw, 1.25rem); line-height: 1.3; margin: 0 0 0.5rem 0; color: var(--color-text-primary); }

        .hero-section { padding: 20px 0; text-align: center; }
        .hero-intro { max-width: 800px; margin: 0 auto 1.5rem auto; color: var(--color-text-secondary); }
        .hero-cta { display: block; width: 100%; max-width: 400px; margin: 0 auto 1.5rem auto; font-size: 1.2rem; }
        .hero-tags { display: flex; justify-content: center; gap: 10px; flex-wrap: wrap; }
        .tag-pill { background: var(--color-bg-elevated); border: 1px solid var(--color-border-default); padding: 4px 12px; border-radius: 9999px; font-size: 0.85rem; color: var(--color-secondary); }

        .banner-link { display: block; margin: 20px 0; border-radius: var(--radius-lg); overflow: hidden; }
        .banner-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; }
        .category-tile { background: var(--color-bg-surface); border: 1px solid var(--color-border-default); padding: 16px; border-radius: var(--radius-lg); text-align: center; transition: border-color 0.3s; }
        .category-tile:hover { border-color: var(--color-accent); }
        .category-tile i { font-size: 2rem; color: var(--color-accent); margin-bottom: 10px; display: block; }
        .category-tile strong { display: block; margin-bottom: 6px; color: var(--color-text-primary); }
        .category-tile span { font-size: 0.85rem; color: var(--color-text-muted); display: block; }

        .game-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 15px; margin-bottom: 30px; }
        .game-card { background: var(--color-bg-surface); border: 1px solid var(--color-border-default); border-radius: var(--radius-lg); overflow: hidden; transition: transform 0.2s, box-shadow 0.2s; }
        .game-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-elevated); border-color: var(--color-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; color: var(--color-text-primary); }

        .facts-container { background: var(--color-bg-surface); border: 1px solid var(--color-border-default); border-radius: var(--radius-lg); padding: 20px; margin: 20px 0; }
        .freshness-notice { font-style: italic; color: var(--color-text-muted); font-size: 0.9rem; margin-bottom: 1rem; display: block; }
        .facts-table { width: 100%; border-collapse: collapse; }
        .facts-table td { padding: 12px; border-bottom: 1px solid var(--color-border-default); }
        .facts-table td:first-child { font-weight: 600; color: var(--color-secondary); width: 40%; }
        .facts-table td:last-child { color: var(--color-text-primary); }
        .terms-link-box { margin-top: 15px; font-size: 0.85rem; text-align: center; }

        .toc-nav { display: flex; overflow-x: auto; gap: 15px; padding: 15px 0; margin: 20px 0; border-top: 1px solid var(--color-border-default); border-bottom: 1px solid var(--color-border-default); scrollbar-width: none; }
        .toc-nav::-webkit-scrollbar { display: none; }
        .toc-link { white-space: nowrap; font-weight: 500; font-size: 0.9rem; background: var(--color-bg-elevated); padding: 6px 14px; border-radius: var(--radius-pill); border: 1px solid var(--color-border-default); }
        .toc-link:hover { background: var(--color-primary); }

        .promo-grid { display: flex; flex-direction: column; gap: 15px; margin-bottom: 30px; }
        .promo-card { background: var(--color-bg-surface); border: 1px solid var(--color-border-default); padding: 20px; border-radius: var(--radius-lg); display: flex; flex-direction: column; }
        .promo-card h3 { margin-bottom: 10px; }
        .promo-card p { color: var(--color-text-secondary); margin-bottom: 15px; }
        .promo-cta { align-self: flex-start; }

        .usp-bar { display: grid; grid-template-columns: 1fr; gap: 15px; margin-bottom: 30px; }
        .usp-tile { background: var(--color-bg-elevated); padding: 20px; border-radius: var(--radius-lg); display: flex; gap: 15px; align-items: center; border-left: 4px solid var(--color-accent); }
        .usp-tile i { font-size: 1.5rem; color: var(--color-accent); width: 30px; text-align: center; }
        .usp-tile strong { display: block; font-size: 1.1rem; color: var(--color-text-primary); }
        .usp-tile p { margin: 0; font-size: 0.9rem; color: var(--color-text-secondary); }

        .payment-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-bottom: 30px; }
        .payment-card { background: var(--color-bg-surface); border: 1px solid var(--color-border-default); padding: 15px; border-radius: var(--radius-lg); text-align: center; }
        .payment-card i { font-size: 1.8rem; color: var(--color-accent); margin-bottom: 10px; display: block; }
        .payment-card strong { display: block; margin-bottom: 5px; color: var(--color-text-primary); }
        .payment-card p { font-size: 0.8rem; color: var(--color-text-muted); margin: 0; }

        .guide-steps { display: grid; grid-template-columns: 1fr; gap: 20px; margin-bottom: 30px; }
        .step-item { background: var(--color-bg-surface); padding: 20px; border-radius: var(--radius-lg); position: relative; display: flex; gap: 15px; }
        .step-badge { background: var(--color-accent); color: var(--color-btn-text); width: 32px; height: 32px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 700; flex-shrink: 0; }
        .step-content h3 { margin: 0 0 8px 0; }
        .step-content a { color: inherit; text-decoration: none; }

        .download-box { background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-bg-main) 100%); padding: 30px; border-radius: var(--radius-lg); text-align: center; border: 1px solid var(--color-border-default); margin-bottom: 30px; }
        .download-box p { color: var(--color-text-secondary); margin-bottom: 20px; }

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

        .announcements { display: grid; grid-template-columns: 1fr; gap: 15px; margin-bottom: 30px; }
        .ann-card { background: var(--color-bg-elevated); padding: 15px; border-radius: var(--radius-lg); border: 1px solid var(--color-border-default); }
        .ann-header { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
        .ann-header i { color: var(--color-accent); }
        .ann-date { font-size: 0.8rem; color: var(--color-text-muted); display: block; margin-top: 10px; text-align: right; }

        .faq-container { margin-bottom: 30px; }
        .faq-item { background: var(--color-bg-surface); border: 1px solid var(--color-border-default); border-radius: var(--radius-lg); margin-bottom: 10px; }
        .faq-item summary { padding: 15px; cursor: pointer; outline: none; list-style: none; }
        .faq-item summary::-webkit-details-marker { display: none; }
        .faq-item p { padding: 0 15px 15px 15px; color: var(--color-text-secondary); margin: 0; }

        .about-section { background: var(--color-bg-surface); padding: 25px; border-radius: var(--radius-lg); border: 1px solid var(--color-border-default); margin-bottom: 30px; }
        .team-card { background: var(--color-bg-elevated); padding: 20px; border-radius: var(--radius-lg); margin-top: 20px; border: 1px solid var(--color-accent); }

        .security-section { padding: 20px; background: var(--color-bg-elevated); border-radius: var(--radius-lg); margin-bottom: 30px; }
        .security-links { display: flex; gap: 15px; margin: 15px 0; flex-wrap: wrap; }
        .security-links a { background: var(--color-bg-main); padding: 8px 12px; border-radius: var(--radius-md); border: 1px solid var(--color-border-default); font-size: 0.9rem; }

        footer { border-top: 1px solid var(--color-border-default); padding: 30px 0; margin-top: 40px; }
        .footer-sitemap { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 20px; }
        .footer-sitemap a { font-size: 0.85rem; color: var(--color-text-secondary); }
        .footer-contact { text-align: center; margin-bottom: 20px; font-size: 0.9rem; }
        .footer-legal { text-align: center; font-size: 0.8rem; color: var(--color-text-muted); line-height: 1.4; }

        .navigator { position: fixed; inset-inline: 0; bottom: 0; background: var(--color-bg-surface); border-top: 1px solid var(--color-border-default); display: grid; grid-template-columns: repeat(5, 1fr); padding: 10px 0; padding-bottom: env(safe-area-inset-bottom); z-index: 1000; }
        .nav-item { display: flex; flex-direction: column; align-items: center; gap: 4px; color: var(--color-text-secondary); text-decoration: none; font-size: 0.7rem; }
        .nav-item i { font-size: 1.2rem; color: var(--color-accent); }

        .utility-link { display: block; text-align: center; margin-top: 10px; color: var(--color-accent); font-weight: 500; font-size: 0.9rem; }

        @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); }
            .guide-steps { grid-template-columns: repeat(2, 1fr); }
            .usp-bar { grid-template-columns: repeat(3, 1fr); }
            .navigator { position: static; display: none; }
            footer { padding-bottom: 24px; }
        }

        @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); }
        }

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