:root {
            --color-primary: #0A1C3D;
            --color-primary-hover: #142B5B;
            --color-secondary: #C0C0C0;
            --color-secondary-hover: #E0E0E0;
            --color-accent: #00F5FF;
            --color-bg-main: #050D1A;
            --color-bg-surface: #0B1628;
            --color-bg-elevated: #12213B;
            --color-text-primary: #E6F0FF;
            --color-text-secondary: #B0BCCB;
            --color-text-muted: #7A8B9F;
            --color-brand-contrast: #050D1A;
            --color-link: #00F5FF;
            --color-link-hover: #70F9FF;
            --color-btn-bg: #00F5FF;
            --color-btn-text: #050D1A;
            --color-btn-hover-bg: #70F9FF;
            --color-border-default: #1C2E4A;
            --color-border-strong: #2D4263;
            --color-border-brand: #00F5FF;
            --font-headings: 'Oswald', sans-serif;
            --font-body: 'Be Vietnam Pro', sans-serif;
            --radius-sm: 2px;
            --radius-md: 4px;
            --radius-lg: 8px;
            --radius-pill: 9999px;
            --shadow-card: 0 4px 6px -1px rgba(0, 0, 0, 0.5), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
            --shadow-elevated: 0 10px 15px -3px rgba(0, 0, 0, 0.6), 0 4px 6px -2px rgba(0, 0, 0, 0.4);
            --shadow-glow: 0 0 15px rgba(0, 245, 255, 0.5);
        }

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

        .btn, .cta {
            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: linear-gradient(to bottom, #00F5FF 0%, #00D1DC 100%);
            color: var(--color-btn-text);
        }
        .btn-primary:hover {
            background: var(--color-btn-hover-bg);
            box-shadow: var(--shadow-glow);
        }

        .btn-outline {
            border: 1px solid var(--color-border-brand);
            color: var(--color-accent);
            background: transparent;
        }
        .btn-outline:hover {
            background: rgba(0, 245, 255, 0.1);
        }

        h1, h2, h3 {
            font-family: var(--font-headings);
            text-transform: uppercase;
            font-style: italic;
            margin-top: 0;
            letter-spacing: -0.02em;
        }

        h1 { font-size: clamp(1.6rem, 6.5vw, 2.4rem); line-height: 1.2; margin-bottom: 1rem; color: var(--color-accent); }
        h2 { font-size: clamp(1.3rem, 5.2vw, 1.8rem); line-height: 1.25; margin-top: 2.5rem; margin-bottom: 1.25rem; color: var(--color-text-primary); border-left: 4px solid var(--color-accent); padding-left: 12px; }
        h3 { font-size: clamp(1.05rem, 4.2vw, 1.25rem); line-height: 1.3; margin-bottom: 0.75rem; color: var(--color-text-primary); }

        header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 12px 0;
            border-bottom: 1px solid var(--color-border-default);
        }

        .header-brand {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .header-brand strong {
            font-size: 16px;
            font-weight: 400;
            color: var(--color-text-primary);
        }
        .header-actions {
            display: flex;
            gap: 10px;
        }

        main { width: 100%; }

        .hero-section {
            padding: 2rem 0;
            text-align: center;
        }
        .hero-intro-text {
            margin-bottom: 1.5rem;
            color: var(--color-text-secondary);
        }
        .hero-cta-wrap {
            margin-bottom: 1.5rem;
        }
        .cta-full {
            width: 100%;
            font-size: 1.2rem;
        }
        .hero-tags {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 8px;
        }
        .tag-pill {
            background: var(--color-bg-elevated);
            border: 1px solid var(--color-border-strong);
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            font-size: 0.85rem;
            color: var(--color-text-secondary);
        }

        .banner-link {
            display: block;
            width: 100%;
            aspect-ratio: 2 / 1;
            overflow: hidden;
        }
        .banner-img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .category-hub {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
            margin: 2rem 0;
        }
        .category-tile {
            background: var(--color-bg-surface);
            border: 1px solid var(--color-border-default);
            border-radius: var(--radius-lg);
            padding: 16px;
            text-align: center;
            transition: transform 0.2s ease;
        }
        .category-tile:hover {
            transform: translateY(-4px);
            border-color: var(--color-accent);
        }
        .category-tile i {
            font-size: 2rem;
            color: var(--color-accent);
            margin-bottom: 8px;
        }
        .category-tile strong {
            display: block;
            font-size: 1.1rem;
            margin-bottom: 4px;
        }
        .category-tile span {
            font-size: 0.85rem;
            color: var(--color-text-muted);
        }

        .game-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }
        .game-card {
            background: var(--color-bg-surface);
            border-radius: var(--radius-lg);
            overflow: hidden;
            text-decoration: none;
            transition: box-shadow 0.2s ease;
            border: 1px solid var(--color-border-default);
        }
        .game-card:hover {
            box-shadow: var(--shadow-elevated);
            border-color: var(--color-accent);
        }
        .game-card-img {
            aspect-ratio: 1 / 1;
            object-fit: cover;
        }
        .game-card-info {
            padding: 12px;
            text-align: center;
        }
        .game-card-info h3 {
            margin: 0;
            font-size: 1rem;
            color: var(--color-text-primary);
        }

        .facts-wrap {
            background: var(--color-bg-surface);
            border-radius: var(--radius-lg);
            padding: 20px;
            margin: 2rem 0;
        }
        .freshness-notice {
            font-style: italic;
            font-size: 0.9rem;
            color: var(--color-text-muted);
            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-label {
            color: var(--color-text-secondary);
            font-weight: 500;
            width: 40%;
        }
        .facts-value {
            color: var(--color-text-primary);
            text-align: right;
        }
        .facts-footer {
            margin-top: 1rem;
            font-size: 0.85rem;
            text-align: center;
        }

        .toc-nav {
            display: flex;
            overflow-x: auto;
            gap: 12px;
            padding: 1rem 0;
            scrollbar-width: none;
        }
        .toc-nav::-webkit-scrollbar { display: none; }
        .toc-link {
            white-space: nowrap;
            background: var(--color-bg-elevated);
            padding: 8px 16px;
            border-radius: var(--radius-pill);
            font-size: 0.9rem;
            border: 1px solid var(--color-border-strong);
        }

        .promo-grid {
            display: grid;
            gap: 16px;
        }
        .promo-card {
            background: var(--color-bg-elevated);
            border-radius: var(--radius-lg);
            padding: 20px;
            border-left: 4px solid var(--color-accent);
        }
        .promo-card h3 { color: var(--color-accent); }

        .usp-bar {
            display: grid;
            gap: 16px;
            margin: 2rem 0;
        }
        .usp-tile {
            display: flex;
            gap: 16px;
            background: var(--color-bg-surface);
            padding: 16px;
            border-radius: var(--radius-lg);
            align-items: flex-start;
        }
        .usp-tile i {
            font-size: 1.5rem;
            color: var(--color-accent);
            padding-top: 4px;
        }
        .usp-content strong {
            display: block;
            margin-bottom: 4px;
        }

        .payment-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
        }
        .payment-card {
            background: var(--color-bg-surface);
            border: 1px solid var(--color-border-default);
            border-radius: var(--radius-lg);
            padding: 16px;
            text-align: center;
        }
        .payment-card i {
            font-size: 1.8rem;
            color: var(--color-accent);
            margin-bottom: 8px;
        }
        .payment-card span {
            display: block;
            font-weight: 600;
            margin-bottom: 8px;
        }
        .payment-card p {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            margin: 0;
        }

        .guide-steps {
            display: grid;
            gap: 20px;
        }
        .guide-step {
            display: flex;
            gap: 16px;
            background: var(--color-bg-surface);
            padding: 16px;
            border-radius: var(--radius-lg);
        }
        .step-number {
            background: var(--color-accent);
            color: var(--color-brand-contrast);
            min-width: 32px;
            height: 32px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            flex-shrink: 0;
        }
        .guide-step h3 a {
            color: inherit;
        }

        .download-panel {
            background: var(--color-bg-elevated);
            padding: 2rem;
            border-radius: var(--radius-lg);
            text-align: center;
        }

        .player-guides {
            display: grid;
            gap: 16px;
        }
        .guide-item {
            background: var(--color-bg-surface);
            padding: 16px;
            border-radius: var(--radius-lg);
        }
        .guide-meta {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            display: block;
            margin-bottom: 8px;
        }

        .announcement-grid {
            display: grid;
            gap: 16px;
        }
        .announcement-card {
            background: var(--color-bg-surface);
            padding: 16px;
            border-radius: var(--radius-lg);
            border-bottom: 2px solid var(--color-border-default);
        }
        .announcement-header {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 8px;
        }
        .announcement-date {
            margin-left: auto;
            font-size: 0.8rem;
            color: var(--color-text-muted);
        }

        .faq-section {
            display: grid;
            gap: 12px;
        }
        details {
            background: var(--color-bg-surface);
            border-radius: var(--radius-lg);
            padding: 12px;
        }
        summary {
            cursor: pointer;
            list-style: none;
        }
        summary h3 {
            margin: 0;
            font-size: 1.1rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        summary h3::after {
            content: '\f078';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 0.9rem;
            color: var(--color-accent);
        }
        .faq-answer {
            padding: 12px 0 0 0;
            color: var(--color-text-secondary);
            font-size: 0.95rem;
        }

        .about-content {
            background: var(--color-bg-surface);
            padding: 24px;
            border-radius: var(--radius-lg);
            margin-bottom: 1.5rem;
        }
        .team-card {
            background: var(--color-bg-elevated);
            padding: 20px;
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-strong);
        }

        .security-panel {
            background: var(--color-bg-surface);
            padding: 24px;
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-default);
        }
        .security-links {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin: 1rem 0;
        }

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

        .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;
        }
        .nav-item i { font-size: 1.2rem; }
        .nav-item:hover { color: var(--color-accent); }

        .utility-link {
            font-style: italic;
            font-size: 0.9rem;
            display: block;
            text-align: center;
            margin-top: 1rem;
        }

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

        @media (min-width: 768px) {
            body { padding-inline: 24px; padding-bottom: 24px; }
            .category-hub { 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: 0; }
        }

        @media (min-width: 1200px) {
            body { padding-inline: 32px; max-width: 1200px; margin-inline: auto; }
            .category-hub { grid-template-columns: repeat(4, 1fr); }
            .game-grid { grid-template-columns: repeat(4, 1fr); }
            .payment-grid { grid-template-columns: repeat(7, 1fr); }
        }