:root {
            --brand-primary: #2455EB;
            --brand-primary-hover: #4972EE;
            --brand-secondary: #1D21E2;
            --brand-secondary-hover: #5456DE;
            --brand-accent: #31F268;
            --bg-main: #0E0F11;
            --bg-surface: #1A1B1F;
            --bg-elevated: #25272C;
            --bg-overlay: rgba(0, 0, 0, 0.81);
            --text-primary: #EFEFF1;
            --text-secondary: #B7BAC2;
            --text-muted: #757A8A;
            --text-contrast: #0A0A0A;
            --text-link: #406BED;
            --text-link-hover: #5CF086;
            --sem-success: #19D27B;
            --sem-error: #EF252C;
            --sem-warning: #E8AC2C;
            --sem-info: #256FEF;
            --border-def: #31333A;
            --border-strong: #545864;
            --border-brand: #1446DB;
            --font-head: 'Poppins', sans-serif;
            --font-body: 'Open Sans', sans-serif;
        }
        *, *::before, *::after { box-sizing: border-box; }
        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));
            overflow-x: hidden;
            color: var(--text-primary);
            background: var(--bg-main);
        }
        img, video, iframe { max-width: 100%; height: auto; display: block; }
        a, button { -webkit-tap-highlight-color: transparent; text-decoration: none; color: inherit; transition: all 0.2s ease; }
        button, .btn, .cta { 
            min-height: 44px; 
            min-inline-size: 44px; 
            padding: 12px 18px; 
            cursor: pointer; 
            border: none; 
            font-family: inherit; 
            font-weight: 600; 
            border-radius: 4px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
        }
        h1, h2, h3 { font-family: var(--font-head); color: var(--text-primary); letter-spacing: 0.04em; 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: 1.2rem; position: relative; }
        h3 { font-size: clamp(1.05rem, 4.2vw, 1.25rem); line-height: 1.3; margin-bottom: 0.8rem; }
        main > section { margin-block: 32px; content-visibility: auto; contain-intrinsic-size: 1px 500px; }
        .section-top-bar { height: 4px; width: 100%; background: linear-gradient(90deg, var(--brand-primary), var(--brand-accent)); margin-bottom: 1.5rem; border-radius: 2px; }
        
        .header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 12px 0;
            border-bottom: 1px solid var(--border-def);
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--bg-main);
        }
        .header-logo-link { display: flex; align-items: center; gap: 8px; }
        .header-logo-link strong { font-size: 16px; font-weight: 400; }
        .header-actions { display: flex; gap: 10px; }
        .btn-login { background: var(--bg-surface); color: var(--text-primary); border: 1px solid var(--border-def); }
        .btn-register { background: var(--brand-primary); color: var(--text-contrast); }
        .btn-register:hover { background: var(--brand-primary-hover); }

        .hero-banner { width: 100%; aspect-ratio: 2/1; object-fit: cover; border-radius: 0; }
        .hero-content { text-align: center; padding: 2rem 0; }
        .hero-summary { font-size: var(--text-secondary); margin-bottom: 0.5rem; display: block; }
        .cta-full { width: 100%; background: var(--brand-primary); color: var(--text-contrast); font-size: 1.2rem; padding: 16px; margin-top: 1.5rem; }

        .quick-facts-box { background: var(--bg-surface); border: 1px solid var(--border-def); border-radius: 4px; padding: 20px; margin-bottom: 1rem; }
        .quick-facts-table { width: 100%; border-collapse: collapse; }
        .quick-facts-table td { padding: 10px 0; border: none; vertical-align: top; }
        .fact-label { color: var(--text-muted); font-size: 0.9rem; width: 40%; }
        .fact-value { color: var(--text-primary); font-weight: 500; }
        .freshness-tag { font-style: italic; font-size: 0.85rem; color: var(--text-secondary); margin-bottom: 1rem; display: block; }
        .terms-link { font-size: 0.8rem; color: var(--text-muted); display: block; margin-top: 10px; text-align: center; }

        .toc-nav { background: var(--bg-surface); border: 1px solid var(--border-def); border-radius: 4px; padding: 15px; }
        .toc-list { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: 1fr; gap: 10px; }
        .toc-link { color: var(--text-secondary); font-size: 0.95rem; display: block; padding: 5px 0; }
        .toc-link:hover { color: var(--brand-accent); }

        .category-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
        .cat-tile { background: var(--bg-surface); border: 1px solid var(--border-def); border-radius: 4px; padding: 20px; text-align: center; display: flex; flex-direction: column; align-items: center; gap: 10px; }
        .cat-tile i { font-size: 2rem; color: var(--brand-primary); }
        .cat-tile h3 { margin: 0; font-size: 1.1rem; }
        .cat-tile p { font-size: 0.85rem; color: var(--text-muted); margin: 0; }

        .usp-grid { display: grid; grid-template-columns: 1fr; gap: 15px; }
        .usp-tile { background: var(--bg-surface); border: 1px solid var(--border-def); border-radius: 4px; padding: 15px; display: flex; gap: 15px; align-items: flex-start; }
        .usp-tile i { font-size: 1.5rem; color: var(--brand-accent); margin-top: 3px; }
        .usp-tile h3 { margin: 0 0 5px 0; font-size: 1.1rem; }
        .usp-tile p { margin: 0; font-size: 0.9rem; color: var(--text-secondary); }

        .game-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
        .game-card { background: var(--bg-surface); border: 1px solid var(--border-def); border-radius: 4px; overflow: hidden; }
        .game-img { width: 100%; aspect-ratio: 1/1; object-fit: cover; }
        .game-info { padding: 10px; text-align: center; }
        .game-info h3 { font-size: 0.95rem; margin: 0; color: var(--text-primary); }

        .promo-card { background: var(--bg-surface); border: 1px solid var(--border-def); border-radius: 4px; padding: 20px; margin-bottom: 15px; }
        .promo-card h3 { color: var(--brand-accent); }
        .promo-card p { color: var(--text-secondary); margin-bottom: 1rem; }
        .promo-cta { display: inline-flex; align-items: center; font-weight: 600; color: var(--brand-primary); }

        .payment-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
        .pay-tile { background: var(--bg-surface); border: 1px solid var(--border-def); border-radius: 4px; padding: 15px; text-align: center; }
        .pay-tile i { font-size: 1.8rem; color: var(--text-primary); margin-bottom: 10px; }
        .pay-tile h3 { font-size: 1rem; margin: 0 0 8px 0; }
        .pay-tile p { font-size: 0.8rem; color: var(--text-muted); margin: 0; }

        .step-list { display: grid; grid-template-columns: 1fr; gap: 20px; }
        .step-item { display: flex; gap: 15px; align-items: flex-start; }
        .step-num { min-width: 32px; height: 32px; background: var(--brand-primary); color: var(--text-contrast); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 700; }
        .step-text h3 { margin: 0 0 8px 0; }
        .step-text p { margin: 0; color: var(--text-secondary); font-size: 0.95rem; }

        .vendor-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
        .vendor-tile { background: var(--bg-elevated); border: 1px solid var(--border-def); border-radius: 4px; padding: 15px; text-align: center; }
        .vendor-tile h3 { font-size: 1rem; margin-bottom: 5px; }
        .vendor-tile p { font-size: 0.8rem; color: var(--text-muted); margin: 0; }

        .guide-item { border-bottom: 1px solid var(--border-def); padding-block: 20px; }
        .guide-item:last-child { border-bottom: none; }
        .guide-meta { font-size: 0.8rem; color: var(--brand-accent); margin-bottom: 10px; display: block; }

        .article-card { display: flex; flex-direction: column; background: var(--bg-surface); border: 1px solid var(--border-def); border-radius: 4px; overflow: hidden; margin-bottom: 15px; }
        .article-img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
        .article-content { padding: 15px; }
        .article-content h3 { margin: 0 0 10px 0; }
        .article-content p { margin: 0; color: var(--text-secondary); font-size: 0.9rem; }

        .vip-grid { display: grid; grid-template-columns: repeat(1, 1fr); gap: 12px; }
        .vip-tile { background: linear-gradient(135deg, var(--bg-surface), var(--bg-elevated)); border: 1px solid var(--border-def); border-radius: 4px; padding: 15px; }
        .vip-tile h3 { margin: 0 0 8px 0; text-transform: uppercase; }
        .vip-tile p { margin: 0; font-size: 0.9rem; color: var(--text-secondary); }

        .community-card { background: var(--bg-surface); border: 1px solid var(--border-def); border-radius: 4px; padding: 15px; margin-bottom: 15px; display: flex; flex-direction: column; gap: 10px; }
        .user-info { display: flex; align-items: center; gap: 10px; }
        .user-info i { font-size: 1.2rem; color: var(--text-muted); }
        .user-name { font-weight: 600; font-size: 0.95rem; }
        .user-stars { color: var(--sem-warning); font-size: 0.8rem; }
        .user-quote { font-size: 0.9rem; color: var(--text-secondary); font-style: italic; }
        .user-time { font-size: 0.75rem; color: var(--text-muted); text-align: right; }

        .faq-item { border: 1px solid var(--border-def); border-radius: 4px; margin-bottom: 10px; background: var(--bg-surface); }
        .faq-item summary { padding: 15px; cursor: pointer; font-weight: 600; list-style: none; display: flex; justify-content: space-between; align-items: center; }
        .faq-item summary::after { content: '\f063'; font-family: 'Font Awesome 6 Free'; font-weight: 900; transition: transform 0.3s; }
        .faq-item[open] summary::after { transform: rotate(180deg); }
        .faq-content { padding: 0 15px 15px 15px; color: var(--text-secondary); font-size: 0.95rem; }

        .team-card { background: var(--bg-elevated); border: 1px solid var(--border-strong); border-radius: 4px; padding: 20px; margin-top: 20px; }
        .team-card h3 { color: var(--brand-primary); margin-bottom: 10px; }
        .team-card p { margin: 0 0 10px 0; font-size: 0.9rem; }

        .topic-cluster { display: flex; flex-wrap: wrap; gap: 8px; }
        .topic-chip { background: var(--bg-surface); border: 1px solid var(--border-def); padding: 6px 12px; border-radius: 20px; font-size: 0.85rem; color: var(--text-secondary); }
        .topic-chip:hover { border-color: var(--brand-primary); color: var(--text-primary); }

        .navigator {
            position: fixed;
            inset-inline: 0;
            bottom: 0;
            background: var(--bg-surface);
            border-top: 1px solid var(--border-def);
            display: flex;
            justify-content: space-around;
            align-items: center;
            padding: 10px 0 env(safe-area-inset-bottom, 0px);
            z-index: 2000;
        }
        .nav-item { display: flex; flex-direction: column; align-items: center; gap: 4px; font-size: 0.7rem; color: var(--text-muted); }
        .nav-item i { font-size: 1.2rem; }
        .nav-item:hover { color: var(--brand-primary); }

        .footer { padding: 30px 0; border-top: 1px solid var(--border-def); text-align: center; }
        .footer-links { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; max-width: 600px; margin: 0 auto 20px auto; text-align: left; }
        .footer-links a { color: var(--text-muted); font-size: 0.85rem; }
        .footer-legal { font-size: 0.8rem; color: var(--text-muted); line-height: 1.4; }

        @media (min-width: 768px) {
            body { padding-inline: 24px; padding-bottom: 24px; }
            main > section { margin-block: 48px; }
            .category-grid { grid-template-columns: repeat(3, 1fr); }
            .usp-grid { grid-template-columns: repeat(2, 1fr); }
            .game-grid { grid-template-columns: repeat(4, 1fr); }
            .payment-grid { grid-template-columns: repeat(5, 1fr); }
            .step-list { grid-template-columns: repeat(2, 1fr); }
            .vendor-grid { grid-template-columns: repeat(4, 1fr); }
            .vip-grid { grid-template-columns: repeat(4, 1fr); }
            .navigator { position: static; margin-top: 40px; border-top: none; border: 1px solid var(--border-def); border-radius: 4px; padding: 15px; }
        }
        @media (min-width: 1200px) {
            body { padding-inline: 32px; max-width: 1200px; margin-inline: auto; }
        }