:root {
            --color-primary: #0A192F;
            --color-primary-hover: #112240;
            --color-secondary: #C0C0C0;
            --color-secondary-hover: #E0E0E0;
            --color-accent: #00F5FF;
            --color-bg-main: #050C1A;
            --color-bg-surface: #0D1B33;
            --color-bg-elevated: #162747;
            --color-text-primary: #E6F1FF;
            --color-text-secondary: #B0B8C1;
            --color-text-muted: #78879A;
            --color-btn-bg: #00F5FF;
            --color-btn-text: #050C1A;
            --color-btn-hover-bg: #7DF9FF;
            --color-border: #1E3A5F;
            --color-border-strong: #2A4D7D;
            --radius-sm: 2px;
            --radius-md: 4px;
            --radius-lg: 8px;
            --radius-pill: 9999px;
            --shadow-card: 0 4px 0 #000000;
            --shadow-elevated: 0 8px 16px rgba(0, 0, 0, 0.5);
            --shadow-glow: 0 0 15px rgba(0, 245, 255, 0.6);
            --grad-brand: linear-gradient(135deg, #0A192F 0%, #112240 100%);
            --grad-hero: linear-gradient(180deg, #050C1A 0%, #0D1B33 100%);
            --grad-btn: linear-gradient(to bottom, #00F5FF 0%, #00D1DB 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(--color-bg-main);
            color: var(--color-text-primary);
        }
        img, video, iframe { max-width: 100%; height: auto; display: block; }
        a { color: var(--color-accent); text-decoration: none; transition: color 0.2s; }
        a:hover { color: var(--color-btn-hover-bg); }
        
        .btn, .cta-button {
            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: transform 0.1s, filter 0.2s;
            text-align: center;
            border: none;
            text-decoration: none;
        }
        .btn-primary {
            background: var(--grad-btn);
            color: var(--color-btn-text);
            box-shadow: var(--shadow-card);
        }
        .btn-primary:hover { filter: brightness(1.1); transform: translateY(-1px); }
        .btn-secondary {
            background-color: var(--color-bg-elevated);
            color: var(--color-text-primary);
            border: 1px solid var(--color-border-strong);
        }
        .btn-secondary:hover { background-color: var(--color-primary-hover); }

        header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-block: 12px;
            border-bottom: 1px solid var(--color-border);
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: var(--color-bg-main);
        }
        .header-brand { display: flex; align-items: center; gap: 8px; }
        .header-brand strong { font-size: 16px; font-weight: 400; }
        .header-actions { display: flex; gap: 10px; }

        main { width: 100%; }
        h1, h2, h3 { 
            font-family: 'Barlow Condensed', sans-serif; 
            letter-spacing: -0.02em; 
            line-height: 1.1; 
            margin-top: 0; 
        }
        h1 { font-size: clamp(1.6rem, 6.5vw, 2.4rem); line-height: 1.2; margin-bottom: 1rem; }
        h2 { font-size: clamp(1.3rem, 5.2vw, 1.8rem); line-height: 1.25; margin-top: 2rem; margin-bottom: 1rem; }
        h3 { font-size: clamp(1.05rem, 4.2vw, 1.25rem); line-height: 1.3; margin-bottom: 0.5rem; }

        .hero-section {
            padding-block: 40px 20px;
            text-align: center;
            background: var(--grad-hero);
        }
        .hero-intro { max-width: 800px; margin: 0 auto 24px; color: var(--color-text-secondary); }
        .hero-cta-full { display: block; width: 100%; max-width: 400px; margin: 0 auto 20px; font-size: 1.2rem; }
        .hero-tags { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }
        .tag-pill {
            background: var(--color-bg-elevated);
            color: var(--color-text-primary);
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            font-size: 0.8rem;
            border: 1px solid var(--color-border);
        }

        .banner-wrap a { display: block; line-height: 0; }

        .cat-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
            margin-block: 24px;
        }
        .cat-tile {
            background: var(--color-bg-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 16px;
            text-align: center;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
        }
        .cat-tile i { font-size: 2rem; color: var(--color-accent); }
        .cat-tile span { font-weight: 600; display: block; margin-bottom: 4px; }
        .cat-tile p { font-size: 0.85rem; color: var(--color-text-muted); margin: 0; }

        .game-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
            margin-block: 20px;
        }
        .game-card {
            background: var(--color-bg-surface);
            border-radius: var(--radius-md);
            overflow: hidden;
            text-decoration: none;
            box-shadow: var(--shadow-card);
            transition: transform 0.2s;
        }
        .game-card:hover { transform: translateY(-4px); }
        .game-card img { aspect-ratio: 1/1; object-fit: cover; width: 100%; }
        .game-card h3 { 
            padding: 10px; 
            font-size: 0.95rem; 
            color: var(--color-text-primary); 
            margin: 0; 
            text-align: center; 
            white-space: nowrap; 
            overflow: hidden; 
            text-overflow: ellipsis; 
        }

        .facts-container {
            background: var(--color-bg-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 20px;
            margin-block: 24px;
        }
        .freshness-notice {
            font-style: italic;
            font-size: 0.85rem;
            color: var(--color-text-muted);
            margin-bottom: 16px;
            display: block;
        }
        .facts-table {
            width: 100%;
            border-collapse: collapse;
            margin-bottom: 16px;
        }
        .facts-table td {
            padding: 10px;
            border-bottom: 1px solid var(--color-border);
            font-size: 0.9rem;
        }
        .facts-table td:first-child { font-weight: 600; color: var(--color-text-secondary); width: 40%; }
        .facts-link { display: block; text-align: center; font-size: 0.8rem; color: var(--color-text-muted); }

        .toc-nav {
            display: flex;
            overflow-x: auto;
            gap: 12px;
            padding-block: 16px;
            scrollbar-width: none;
        }
        .toc-nav::-webkit-scrollbar { display: none; }
        .toc-link {
            background: var(--color-bg-elevated);
            padding: 8px 16px;
            border-radius: var(--radius-pill);
            white-space: nowrap;
            font-size: 0.85rem;
            border: 1px solid var(--color-border);
        }

        .promo-list { display: flex; flex-direction: column; gap: 16px; }
        .promo-card {
            background: var(--grad-brand);
            border: 1px solid var(--color-border-strong);
            border-radius: var(--radius-lg);
            padding: 20px;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .promo-card h3 { color: var(--color-accent); }
        .promo-card p { font-size: 0.9rem; margin: 0; }

        .usp-bar { display: flex; flex-direction: column; gap: 16px; margin-block: 24px; }
        .usp-tile {
            display: flex;
            gap: 16px;
            background: var(--color-bg-surface);
            padding: 16px;
            border-radius: var(--radius-lg);
            align-items: center;
        }
        .usp-tile i { font-size: 1.5rem; color: var(--color-accent); width: 30px; text-align: center; }
        .usp-tile div strong { display: block; font-size: 1rem; margin-bottom: 4px; }
        .usp-tile div p { font-size: 0.85rem; margin: 0; color: var(--color-text-secondary); }

        .payment-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
            margin-block: 20px;
        }
        .payment-card {
            background: var(--color-bg-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 16px;
            text-align: center;
        }
        .payment-card i { font-size: 1.8rem; color: var(--color-accent); margin-bottom: 8px; display: block; }
        .payment-card strong { display: block; font-size: 0.9rem; margin-bottom: 6px; }
        .payment-card p { font-size: 0.75rem; margin: 0; color: var(--color-text-muted); }

        .guide-steps { display: flex; flex-direction: column; gap: 20px; }
        .step-item { display: flex; gap: 16px; }
        .step-num {
            background: var(--color-accent);
            color: var(--color-btn-text);
            min-width: 32px;
            height: 32px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
        }
        .step-content h3 { margin-bottom: 8px; }
        .step-content h3 a { color: inherit; }
        .step-content p { font-size: 0.9rem; margin: 0; }

        .download-box {
            background: var(--color-bg-surface);
            border: 2px dashed var(--color-border-strong);
            border-radius: var(--radius-lg);
            padding: 24px;
            text-align: center;
        }

        .player-guides { display: flex; flex-direction: column; gap: 24px; }
        .guide-item { border-bottom: 1px solid var(--color-border); padding-bottom: 16px; }
        .guide-meta { font-size: 0.75rem; color: var(--color-text-muted); display: block; margin-bottom: 8px; }

        .announcement-list { display: flex; flex-direction: column; gap: 16px; }
        .announcement-card {
            background: var(--color-bg-surface);
            padding: 16px;
            border-radius: var(--radius-md);
            display: flex;
            gap: 12px;
        }
        .announcement-card i { color: var(--color-accent); margin-top: 4px; }
        .announcement-body h3 { font-size: 1rem; margin: 0 0 8px 0; }
        .announcement-body p { font-size: 0.85rem; margin: 0 0 8px 0; }
        .announcement-date { font-size: 0.75rem; color: var(--color-text-muted); }

        .faq-container { display: flex; flex-direction: column; gap: 12px; }
        details { background: var(--color-bg-surface); border: 1px solid var(--color-border); border-radius: var(--radius-md); }
        summary { padding: 16px; cursor: pointer; list-style: none; }
        summary::-webkit-details-marker { display: none; }
        .faq-answer { padding: 0 16px 16px; font-size: 0.9rem; color: var(--color-text-secondary); }

        .trust-card {
            background: var(--color-bg-elevated);
            border-left: 4px solid var(--color-accent);
            padding: 20px;
            margin-top: 24px;
        }

        footer {
            background: var(--color-primary);
            padding-block: 40px 20px;
            text-align: center;
            border-top: 1px solid var(--color-border-strong);
        }
        .footer-sitemap {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 10px;
            max-width: 600px;
            margin: 0 auto 30px;
            text-align: left;
        }
        .footer-sitemap a { font-size: 0.85rem; color: var(--color-text-secondary); }
        .footer-contact { margin-bottom: 20px; font-size: 0.9rem; }
        .footer-legal { font-size: 0.75rem; color: var(--color-text-muted); max-width: 700px; margin: 0 auto; }

        .navigator {
            position: fixed;
            inset-inline: 0;
            bottom: 0;
            background: var(--color-bg-surface);
            border-top: 1px solid var(--color-border);
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            padding-bottom: env(safe-area-inset-bottom, 0px);
            z-index: 1000;
        }
        .nav-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            padding: 10px 0;
            color: var(--color-text-secondary);
            font-size: 0.7rem;
            gap: 4px;
        }
        .nav-item i { font-size: 1.2rem; }

        @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 { display: none; }
            header { padding-inline: 20px; }
        }

        @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); }
        }

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