:root {
            --color-brand-primary: #005BFF;
            --color-brand-primary-hover: #337BFF;
            --color-brand-secondary: #BCC6CC;
            --color-brand-accent: #00F5FF;
            --color-bg-main: #050B18;
            --color-bg-surface: #0C1629;
            --color-bg-elevated: #15223D;
            --color-bg-overlay: rgba(5, 11, 24, 0.8);
            --color-text-primary: #E6F0FF;
            --color-text-secondary: #A0B1C5;
            --color-text-muted: #6B7C91;
            --color-text-link: #00F5FF;
            --color-text-link-hover: #FFFFFF;
            --color-btn-bg: #00F5FF;
            --color-btn-text: #050B18;
            --color-btn-hover-bg: #70FBFF;
            --color-border-default: #1D2D4A;
            --color-border-brand: #00F5FF;
            --font-headings: 'Rajdhani', sans-serif;
            --font-body: 'Be Vietnam Pro', sans-serif;
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 16px;
            --radius-pill: 9999px;
            --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.5);
            --shadow-glow: 0 0 15px rgba(0, 245, 255, 0.6);
            --grad-brand: linear-gradient(135deg, #005BFF 0%, #00F5FF 100%);
            --grad-hero: radial-gradient(circle at top right, #0C255E 0%, #050B18 100%);
            --grad-btn: linear-gradient(180deg, #00F5FF 0%, #00C2D1 100%);
        }

        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;
            background-color: var(--color-bg-main);
            color: var(--color-text-primary);
            padding-inline: 14px;
            padding-bottom: calc(72px + env(safe-area-inset-bottom, 0px));
            overflow-x: hidden;
        }

        img, video, iframe { max-width: 100%; height: auto; display: block; }

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

        .btn, .cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-height: 44px;
            min-inline-size: 44px;
            padding: 12px 24px;
            border-radius: var(--radius-pill);
            font-weight: 600;
            cursor: pointer;
            transition: transform 0.2s ease, box-shadow 0.2s ease;
            border: none;
            text-align: center;
            text-decoration: none;
        }

        .btn-primary {
            background: var(--grad-btn);
            color: var(--color-btn-text);
            box-shadow: var(--shadow-glow);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 0 20px rgba(0, 245, 255, 0.8);
        }

        h1, h2, h3 { font-family: var(--font-headings); color: #fff; letter-spacing: -0.02em; }
        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: 2.5rem; margin-bottom: 1.25rem; border-left: 4px solid var(--color-brand-accent); padding-left: 12px; }
        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: 16px 0;
            max-width: 1200px;
            margin: 0 auto;
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .header-logo strong {
            font-size: 16px;
            font-weight: 400;
            color: var(--color-text-primary);
        }

        .header-actions {
            display: flex;
            gap: 12px;
        }

        main {
            max-width: 1200px;
            margin: 0 auto;
        }

        .hero-section {
            padding: 40px 0;
            background: var(--grad-hero);
            border-radius: var(--radius-lg);
            text-align: center;
            margin-bottom: 24px;
        }

        .hero-intro {
            font-size: 1.1rem;
            color: var(--color-text-secondary);
            margin-bottom: 24px;
            max-width: 800px;
            margin-inline: auto;
        }

        .hero-tags {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 8px;
            margin-top: 20px;
        }

        .hero-tag {
            background: var(--color-bg-elevated);
            border: 1px solid var(--color-border-default);
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            font-size: 0.8rem;
            color: var(--color-text-secondary);
        }

        .banner-link img {
            width: 100%;
            aspect-ratio: 2 / 1;
            object-fit: cover;
            border-radius: var(--radius-lg);
            margin-bottom: 32px;
        }

        .category-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
            margin-bottom: 40px;
        }

        .category-tile {
            background: var(--color-bg-surface);
            border: 1px solid var(--color-border-default);
            padding: 20px;
            border-radius: var(--radius-md);
            text-align: center;
            transition: border-color 0.3s ease;
        }

        .category-tile:hover { border-color: var(--color-brand-accent); }
        .category-tile i { font-size: 2rem; color: var(--color-brand-accent); margin-bottom: 12px; }
        .category-tile span { display: block; font-weight: 600; margin-bottom: 8px; color: #fff; }
        .category-tile p { font-size: 0.85rem; color: var(--color-text-muted); margin: 0; }

        .games-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
            margin-bottom: 40px;
        }

        .game-card {
            background: var(--color-bg-surface);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--color-border-default);
            transition: transform 0.2s ease;
        }

        .game-card:hover { transform: scale(1.03); border-color: var(--color-brand-accent); }
        .game-card img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; }
        .game-card h3 { padding: 12px; margin: 0; text-align: center; font-size: 1rem; }

        .fact-table-wrapper {
            background: var(--color-bg-surface);
            padding: 24px;
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-default);
            margin-bottom: 40px;
        }

        .freshness-notice {
            font-style: italic;
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            margin-bottom: 16px;
            display: block;
        }

        .fact-table {
            width: 100%;
            border-collapse: collapse;
        }

        .fact-table tr { border-bottom: 1px solid var(--color-border-default); }
        .fact-table td { padding: 12px 8px; vertical-align: top; }
        .fact-table td:first-child { font-weight: 600; color: var(--color-text-secondary); width: 40%; }

        .toc-nav {
            display: flex;
            overflow-x: auto;
            gap: 12px;
            padding: 12px 0;
            margin-bottom: 32px;
            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: 0.9rem;
            border: 1px solid var(--color-border-default);
        }

        .promo-card {
            background: var(--color-bg-surface);
            border: 1px solid var(--color-border-default);
            padding: 24px;
            border-radius: var(--radius-lg);
            margin-bottom: 16px;
            position: relative;
            overflow: hidden;
        }
        .promo-card::before {
            content: '';
            position: absolute;
            top: 0; left: 0; width: 4px; height: 100%;
            background: var(--color-brand-accent);
        }

        .usp-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 16px;
            margin-bottom: 40px;
        }

        .usp-item {
            background: var(--color-bg-elevated);
            padding: 20px;
            border-radius: var(--radius-md);
            display: flex;
            gap: 16px;
            align-items: flex-start;
        }
        .usp-item i { font-size: 1.5rem; color: var(--color-brand-accent); margin-top: 4px; }
        .usp-content h3 { margin-bottom: 4px; font-size: 1.1rem; }
        .usp-content p { margin: 0; color: var(--color-text-secondary); font-size: 0.9rem; }

        .payment-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
            margin-bottom: 40px;
        }

        .payment-card {
            background: var(--color-bg-surface);
            padding: 20px;
            border-radius: var(--radius-md);
            text-align: center;
            border: 1px solid var(--color-border-default);
        }
        .payment-card i { font-size: 2rem; color: #fff; margin-bottom: 12px; }
        .payment-card h3 { font-size: 1.1rem; margin-bottom: 8px; }
        .payment-card p { font-size: 0.85rem; color: var(--color-text-secondary); margin: 0; }

        .guide-step {
            display: flex;
            gap: 20px;
            margin-bottom: 24px;
            background: var(--color-bg-surface);
            padding: 20px;
            border-radius: var(--radius-lg);
        }
        .step-number {
            background: var(--grad-brand);
            min-width: 36px;
            height: 36px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: var(--color-btn-text);
        }

        .player-guide-item {
            background: var(--color-bg-surface);
            padding: 20px;
            border-radius: var(--radius-md);
            margin-bottom: 16px;
            border: 1px solid var(--color-border-default);
        }
        .guide-meta { font-size: 0.8rem; color: var(--color-text-muted); display: block; margin-bottom: 8px; }

        .announcement-list {
            display: grid;
            gap: 16px;
            margin-bottom: 40px;
        }
        .announcement-item {
            background: var(--color-bg-elevated);
            padding: 16px;
            border-radius: var(--radius-md);
            display: flex;
            gap: 16px;
        }
        .announcement-item i { color: var(--color-brand-accent); margin-top: 4px; }
        .announcement-date { font-size: 0.8rem; color: var(--color-text-muted); display: block; margin-top: 8px; }

        .faq-item {
            background: var(--color-bg-surface);
            margin-bottom: 12px;
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-default);
        }
        .faq-item summary {
            padding: 16px;
            cursor: pointer;
            font-weight: 600;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .faq-item p { padding: 0 16px 16px; color: var(--color-text-secondary); margin: 0; }

        .trust-card {
            background: var(--color-bg-elevated);
            padding: 24px;
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-brand);
            margin-top: 32px;
        }

        footer {
            margin-top: 60px;
            padding: 40px 0 24px;
            border-top: 1px solid var(--color-border-default);
            text-align: center;
        }
        .footer-sitemap {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 12px;
            margin-bottom: 32px;
            text-align: left;
        }
        .footer-sitemap a { font-size: 0.9rem; color: var(--color-text-secondary); }

        .footer-contact { margin-bottom: 24px; color: var(--color-text-secondary); }
        .footer-legal { font-size: 0.85rem; color: var(--color-text-muted); line-height: 1.4; }

        .navigator {
            position: fixed;
            inset-inline: 0;
            bottom: 0;
            height: 72px;
            background: var(--color-bg-surface);
            border-top: 1px solid var(--color-border-default);
            display: flex;
            justify-content: space-around;
            align-items: center;
            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);
            font-size: 0.75rem;
            text-decoration: none;
        }
        .nav-item i { font-size: 1.2rem; }

        @media (min-width: 768px) {
            body { padding-inline: 24px; padding-bottom: 24px; }
            .category-grid { grid-template-columns: repeat(3, 1fr); }
            .games-grid { grid-template-columns: repeat(4, 1fr); }
            .payment-grid { grid-template-columns: repeat(4, 1fr); }
            .usp-grid { grid-template-columns: repeat(2, 1fr); }
            .navigator { display: none; }
        }

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

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