:root {
            --brand-primary: #044A3B;
            --brand-primary-hover: #066351;
            --brand-secondary: #D4B475;
            --brand-secondary-hover: #E5C98B;
            --brand-accent: #FFD200;
            --bg-main: #021B15;
            --bg-surface: #052922;
            --bg-elevated: #083B31;
            --text-primary: #F0F7F5;
            --text-secondary: #B0C4C0;
            --text-muted: #7A918D;
            --btn-bg: #FFD200;
            --btn-text: #021B15;
            --btn-hover-bg: #FFE04D;
            --border-default: #0A3F35;
            --border-strong: #125C4B;
            --border-brand: #D4B475;
            --grad-brand: linear-gradient(135deg, #044A3B 0%, #021B15 100%);
            --grad-hero: linear-gradient(180deg, #052922 0%, #021B15 100%);
            --grad-btn: linear-gradient(180deg, #FFD200 0%, #E6B800 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));
            background-color: var(--bg-main);
            color: var(--text-primary);
            overflow-x: hidden;
        }

        img { max-width: 100%; height: auto; display: block; }
        a { color: var(--brand-secondary); text-decoration: none; transition: color 0.2s; }
        a:hover { color: var(--brand-accent); }

        header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1rem 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: normal; }
        .header-actions { display: flex; gap: 10px; }
        
        .btn-nav {
            min-height: 44px;
            padding: 8px 16px;
            border-radius: 4px;
            font-weight: 600;
            text-align: center;
        }
        .btn-login { background: var(--bg-elevated); color: var(--text-primary); border: 1px solid var(--border-strong); }
        .btn-register { background: var(--btn-bg); color: var(--btn-text); }

        main { width: 100%; }
        
        .hero-panel {
            padding: 2rem 0;
            text-align: center;
            background: var(--grad-hero);
            border-radius: 8px;
            margin-bottom: 2rem;
        }
        h1 { 
            font-family: 'Archivo Black', sans-serif; 
            font-size: clamp(1.6rem, 6.5vw, 2.4rem); 
            line-height: 1.2; 
            margin: 0 0 1rem 0; 
            font-style: italic;
            color: var(--brand-accent);
        }
        .hero-text { color: var(--text-secondary); margin-bottom: 1.5rem; max-width: 800px; margin-inline: auto; }
        .btn-hero { 
            display: block; 
            width: 100%; 
            min-height: 56px; 
            background: var(--grad-btn); 
            color: var(--btn-text); 
            font-weight: 700; 
            font-size: 1.2rem; 
            border-radius: 8px; 
            text-decoration: none; 
            text-align: center; 
            line-height: 56px; 
            box-shadow: 0 4px 0 #B89600;
        }
        .hero-tags { 
            display: flex; 
            flex-wrap: wrap; 
            justify-content: center; 
            gap: 8px; 
            margin-top: 1.5rem; 
        }
        .hero-tag { 
            background: var(--bg-surface); 
            border: 1px solid var(--border-brand); 
            padding: 4px 12px; 
            border-radius: 9999px; 
            font-size: 0.8rem; 
            color: var(--brand-secondary);
        }

        .banner-link { display: block; width: 100%; margin-bottom: 2rem; }
        .banner-img { width: 100%; aspect-ratio: 2 / 1; object-fit: cover; border-radius: 8px; }

        .category-grid { 
            display: grid; 
            grid-template-columns: repeat(2, 1fr); 
            gap: 12px; 
            margin-bottom: 2rem; 
        }
        .category-tile { 
            background: var(--bg-surface); 
            border: 1px solid var(--border-default); 
            padding: 1.5rem 1rem; 
            border-radius: 8px; 
            text-align: center; 
            transition: transform 0.2s;
        }
        .category-tile:hover { transform: translateY(-4px); border-color: var(--brand-secondary); }
        .category-tile i { font-size: 2rem; color: var(--brand-accent); margin-bottom: 0.5rem; }
        .category-tile strong { display: block; font-size: 1.1rem; margin-bottom: 4px; color: var(--text-primary); }
        .category-tile span { font-size: 0.85rem; color: var(--text-muted); }

        h2 { 
            font-family: 'Archivo Black', sans-serif; 
            font-size: clamp(1.3rem, 5.2vw, 1.8rem); 
            line-height: 1.25; 
            margin: 2rem 0 1rem 0; 
            font-style: italic;
            border-left: 4px solid var(--brand-accent);
            padding-left: 12px;
        }
        h3 { font-family: 'Archivo Black', sans-serif; font-size: clamp(1.05rem, 4.2vw, 1.25rem); line-height: 1.3; margin: 0; }

        .game-grid { 
            display: grid; 
            grid-template-columns: repeat(2, 1fr); 
            gap: 16px; 
            margin-bottom: 2rem; 
        }
        .game-card { 
            background: var(--bg-surface); 
            border-radius: 8px; 
            overflow: hidden; 
            border: 1px solid var(--border-default); 
            text-decoration: none; 
            color: inherit;
        }
        .game-card img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; }
        .game-card h3 { padding: 12px; font-size: 0.95rem; text-align: center; }

        .facts-section { background: var(--bg-surface); padding: 1.5rem; border-radius: 8px; border: 1px solid var(--border-brand); }
        .freshness-notice { font-style: italic; color: var(--text-muted); font-size: 0.85rem; margin-bottom: 1rem; }
        .facts-table { width: 100%; border-collapse: collapse; }
        .facts-table tr { border-bottom: 1px solid var(--border-default); }
        .facts-table td { padding: 12px 8px; font-size: 0.9rem; }
        .facts-label { color: var(--text-secondary); font-weight: 500; width: 40%; }
        .facts-value { color: var(--text-primary); text-align: right; }
        .terms-link-wrap { margin-top: 12px; text-align: center; font-size: 0.85rem; }

        .toc-nav { 
            display: flex; 
            overflow-x: auto; 
            gap: 10px; 
            padding: 1rem 0; 
            scrollbar-width: none; 
            border-bottom: 1px solid var(--border-default);
        }
        .toc-nav::-webkit-scrollbar { display: none; }
        .toc-link { 
            white-space: nowrap; 
            background: var(--bg-elevated); 
            padding: 6px 14px; 
            border-radius: 4px; 
            font-size: 0.85rem; 
            border: 1px solid var(--border-strong);
        }

        .promo-list { display: flex; flex-direction: column; gap: 16px; margin-bottom: 2rem; }
        .promo-card { 
            background: var(--bg-elevated); 
            padding: 1.5rem; 
            border-radius: 8px; 
            border: 1px solid var(--border-strong); 
            display: flex; 
            flex-direction: column; 
            gap: 12px;
        }
        .promo-card h3 { color: var(--brand-accent); }
        .promo-body { color: var(--text-secondary); font-size: 0.95rem; }
        .btn-promo { 
            align-self: flex-start; 
            padding: 10px 20px; 
            background: var(--brand-secondary); 
            color: var(--bg-main); 
            font-weight: 700; 
            border-radius: 4px; 
            text-decoration: none; 
            font-size: 0.9rem;
        }

        .usp-list { display: flex; flex-direction: column; gap: 12px; margin-bottom: 2rem; }
        .usp-tile { 
            display: flex; 
            gap: 16px; 
            background: var(--bg-surface); 
            padding: 1rem; 
            border-radius: 8px; 
            align-items: center; 
            border: 1px solid var(--border-default);
        }
        .usp-tile i { font-size: 1.5rem; color: var(--brand-accent); width: 30px; text-align: center; }
        .usp-content strong { display: block; color: var(--text-primary); font-size: 1rem; }
        .usp-content span { font-size: 0.85rem; color: var(--text-muted); }

        .payment-grid { 
            display: grid; 
            grid-template-columns: repeat(2, 1fr); 
            gap: 12px; 
            margin-bottom: 2rem; 
        }
        .pay-card { 
            background: var(--bg-surface); 
            border: 1px solid var(--border-default); 
            padding: 1rem; 
            border-radius: 8px; 
            text-align: center; 
        }
        .pay-card i { font-size: 1.8rem; color: var(--brand-secondary); margin-bottom: 8px; }
        .pay-card strong { display: block; margin-bottom: 6px; font-size: 0.9rem; }
        .pay-card p { font-size: 0.8rem; color: var(--text-muted); margin: 0; }

        .guide-steps { display: flex; flex-direction: column; gap: 20px; margin-bottom: 2rem; }
        .step-item { display: flex; gap: 16px; align-items: flex-start; }
        .step-num { 
            min-width: 32px; 
            height: 32px; 
            background: var(--brand-accent); 
            color: var(--bg-main); 
            border-radius: 50%; 
            display: flex; 
            align-items: center; 
            justify-content: center; 
            font-weight: 700; 
            flex-shrink: 0;
        }
        .step-text h3 { margin-bottom: 8px; }
        .step-text a { color: inherit; text-decoration: none; }
        .step-text p { font-size: 0.9rem; color: var(--text-secondary); margin: 0; }

        .download-box { 
            background: var(--grad-brand); 
            padding: 2rem; 
            border-radius: 8px; 
            text-align: center; 
            border: 1px solid var(--border-brand);
        }
        .btn-download { 
            display: inline-block; 
            padding: 14px 32px; 
            background: var(--brand-accent); 
            color: var(--bg-main); 
            font-weight: 700; 
            border-radius: 8px; 
            margin-top: 1rem; 
            text-decoration: none;
        }

        .player-guide-list { display: flex; flex-direction: column; gap: 20px; margin-bottom: 2rem; }
        .guide-card { background: var(--bg-surface); padding: 1.5rem; border-radius: 8px; border: 1px solid var(--border-default); }
        .guide-card h3 { margin-bottom: 4px; }
        .guide-meta { font-size: 0.8rem; color: var(--text-muted); margin-bottom: 12px; display: block; }
        .guide-card p { font-size: 0.95rem; color: var(--text-secondary); margin: 0; }

        .announcement-list { display: flex; flex-direction: column; gap: 16px; margin-bottom: 2rem; }
        .announcement-item { 
            display: flex; 
            gap: 16px; 
            padding: 1.2rem; 
            background: var(--bg-surface); 
            border-radius: 8px; 
            border-left: 4px solid var(--brand-secondary);
        }
        .announcement-item i { font-size: 1.2rem; color: var(--brand-accent); margin-top: 4px; }
        .announcement-content h3 { font-size: 1.1rem; margin-bottom: 8px; }
        .announcement-content p { font-size: 0.9rem; color: var(--text-secondary); margin: 0 0 8px 0; }
        .announcement-date { font-size: 0.75rem; color: var(--text-muted); font-weight: 600; }

        .faq-container { display: flex; flex-direction: column; gap: 12px; margin-bottom: 2rem; }
        .faq-item { background: var(--bg-surface); border: 1px solid var(--border-default); border-radius: 8px; overflow: hidden; }
        .faq-item summary { padding: 16px; cursor: pointer; list-style: none; display: flex; align-items: center; }
        .faq-item summary h3 { font-size: 1rem; color: var(--text-primary); }
        .faq-item p { padding: 0 16px 16px 16px; font-size: 0.95rem; color: var(--text-secondary); margin: 0; }

        .about-panel { background: var(--bg-surface); padding: 2rem; border-radius: 8px; border: 1px solid var(--border-strong); }
        .team-card { 
            margin-top: 2rem; 
            padding: 1.5rem; 
            background: var(--bg-elevated); 
            border-radius: 8px; 
            border: 1px dashed var(--brand-secondary);
        }
        .team-card h3 { margin-bottom: 12px; color: var(--brand-accent); }
        .team-card p { font-size: 0.9rem; color: var(--text-secondary); margin: 0 0 10px 0; }

        .security-panel { 
            background: var(--bg-elevated); 
            padding: 2rem; 
            border-radius: 8px; 
            margin-top: 2rem; 
            border: 1px solid var(--border-default);
        }
        .security-links { display: flex; flex-wrap: wrap; gap: 12px; margin: 1.5rem 0; }
        .security-link { 
            background: var(--bg-main); 
            padding: 8px 16px; 
            border-radius: 4px; 
            font-size: 0.85rem; 
            border: 1px solid var(--border-strong); 
        }

        footer { 
            margin-top: 3rem; 
            padding: 2rem 0; 
            border-top: 1px solid var(--border-default); 
            text-align: center; 
        }
        .footer-sitemap { 
            display: grid; 
            grid-template-columns: repeat(3, 1fr); 
            gap: 10px; 
            margin-bottom: 2rem; 
            text-align: left; 
            max-width: 600px; 
            margin-inline: auto;
        }
        .footer-sitemap a { font-size: 0.85rem; color: var(--text-secondary); }
        .footer-contact { margin-bottom: 1.5rem; font-size: 0.9rem; }
        .footer-legal { font-size: 0.8rem; color: var(--text-muted); line-height: 1.4; }

        .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: 2px solid var(--brand-accent); 
            z-index: 1000;
        }
        .nav-item { 
            display: flex; 
            flex-direction: column; 
            align-items: center; 
            gap: 4px; 
            text-decoration: none; 
            color: var(--text-secondary); 
            font-size: 0.7rem; 
            font-weight: 500;
        }
        .nav-item i { font-size: 1.2rem; color: var(--brand-secondary); }
        .nav-item:hover { color: var(--brand-accent); }

        .utility-link { font-size: 0.9rem; font-weight: 600; color: var(--brand-accent); 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 { position: static; display: none; }
            header { padding-inline: 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); }
            .payment-grid { grid-template-columns: repeat(7, 1fr); }
        }