:root {
            --brand-primary: #0D2B45;
            --brand-primary-hover: #163F63;
            --brand-secondary: #C0C0C0;
            --brand-secondary-hover: #E0E0E0;
            --brand-accent: #00F5FF;
            --bg-main: #050B14;
            --bg-surface: #0B1624;
            --bg-elevated: #122135;
            --bg-overlay: rgba(5, 11, 20, 0.8);
            --text-primary: #E6F1FF;
            --text-secondary: #B0C4DE;
            --text-muted: #708090;
            --text-brand-contrast: #050B14;
            --text-link: #00F5FF;
            --text-link-hover: #70EFFF;
            --btn-bg: #00F5FF;
            --btn-text: #050B14;
            --btn-hover-bg: #70EFFF;
            --border-default: #1C2F45;
            --border-strong: #2A4261;
            --border-brand: #00F5FF;
            --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, 0.4);
            --grad-brand: linear-gradient(135deg, #0D2B45 0%, #050B14 100%);
            --grad-hero: linear-gradient(180deg, #0B1624 0%, #050B14 100%);
            --grad-btn: linear-gradient(to bottom, #00F5FF 0%, #00D1DC 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(--bg-main);
            color: var(--text-primary);
        }
        header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-block: 1rem;
            max-width: 1200px;
            margin-inline: auto;
        }
        .header-brand {
            display: flex;
            align-items: center;
            gap: 8px;
            text-decoration: none;
            color: inherit;
        }
        .header-brand-text {
            font-size: 16px;
            font-weight: normal;
        }
        .header-actions {
            display: flex;
            gap: 10px;
        }
        main {
            max-width: 1200px;
            margin-inline: auto;
        }
        footer {
            background-color: var(--bg-surface);
            padding-block: 3rem 1rem;
            margin-top: 4rem;
            border-top: 2px solid var(--border-default);
            text-align: center;
        }
        .navigator {
            position: fixed;
            inset-inline: 0;
            bottom: 0;
            height: 72px;
            background-color: var(--bg-surface);
            border-top: 1px solid var(--border-brand);
            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;
            text-decoration: none;
            color: var(--text-secondary);
            font-size: 0.75rem;
            gap: 4px;
        }
        .nav-item i { font-size: 1.2rem; }
        .nav-item:hover { color: var(--brand-accent); }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-height: 44px;
            min-inline-size: 44px;
            padding: 12px 18px;
            border-radius: var(--radius-md);
            text-decoration: none;
            font-weight: 600;
            cursor: pointer;
            transition: transform 0.2s, opacity 0.2s;
            border: none;
            box-sizing: border-box;
        }
        .btn-primary {
            background: var(--grad-btn);
            color: var(--btn-text);
            box-shadow: var(--shadow-glow);
        }
        .btn-primary:hover { transform: translateY(-2px); opacity: 0.9; }
        .btn-outline {
            border: 1px solid var(--brand-accent);
            color: var(--brand-accent);
            background: transparent;
        }
        .btn-outline:hover { background: rgba(0, 245, 255, 0.1); }
        .btn-full { width: 100%; }

        h1, h2, h3 {
            font-family: 'Oswald', sans-serif;
            text-transform: uppercase;
            font-style: italic;
            margin-top: 0;
        }
        h1 {
            font-size: clamp(1.6rem, 6.5vw, 2.4rem);
            line-height: 1.2;
            color: var(--brand-accent);
            margin-bottom: 1.5rem;
        }
        h2 {
            font-size: clamp(1.3rem, 5.2vw, 1.8rem);
            line-height: 1.25;
            margin-top: 2.5rem;
            margin-bottom: 1.2rem;
            color: var(--text-primary);
            border-left: 4px solid var(--brand-accent);
            padding-left: 1rem;
        }
        h3 {
            font-size: clamp(1.05rem, 4.2vw, 1.25rem);
            line-height: 1.3;
            color: var(--text-secondary);
        }

        .hero-section {
            padding-block: 2rem 0;
            text-align: center;
        }
        .hero-intro {
            font-size: 1.1rem;
            color: var(--text-secondary);
            margin-bottom: 2rem;
            max-width: 800px;
            margin-inline: auto;
        }
        .hero-tags {
            display: flex;
            justify-content: center;
            gap: 10px;
            flex-wrap: wrap;
            margin-top: 1.5rem;
        }
        .tag-pill {
            background: var(--bg-elevated);
            border: 1px solid var(--border-strong);
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            font-size: 0.85rem;
            color: var(--text-secondary);
        }

        .banner-wrapper {
            margin-block: 1.5rem 0;
            line-height: 0;
        }
        .banner-img {
            width: 100%;
            aspect-ratio: 2 / 1;
            object-fit: cover;
            border-radius: var(--radius-lg);
        }

        .category-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
            margin-block: 2rem 0;
        }
        .category-tile {
            background: var(--bg-surface);
            border: 1px solid var(--border-default);
            padding: 1.5rem;
            text-align: center;
            text-decoration: none;
            border-radius: var(--radius-lg);
            transition: border-color 0.3s;
        }
        .category-tile:hover { border-color: var(--brand-accent); }
        .category-tile i {
            font-size: 2rem;
            color: var(--brand-accent);
            margin-bottom: 0.75rem;
            display: block;
        }
        .category-tile-name {
            display: block;
            color: var(--text-primary);
            font-weight: 600;
            margin-bottom: 0.5rem;
        }
        .category-tile-desc {
            font-size: 0.85rem;
            color: var(--text-muted);
            display: block;
        }

        .game-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 15px;
        }
        .game-card {
            background: var(--bg-surface);
            border-radius: var(--radius-lg);
            text-decoration: none;
            overflow: hidden;
            border: 1px solid var(--border-default);
            transition: transform 0.2s;
            box-shadow: var(--shadow-card);
        }
        .game-card:hover { transform: scale(1.02); }
        .game-card-img {
            width: 100%;
            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(--text-primary);
            text-transform: none;
            font-style: normal;
        }

        .facts-container {
            background: var(--bg-surface);
            border: 1px solid var(--border-strong);
            border-radius: var(--radius-lg);
            padding: 1.5rem;
            margin-block: 1.5rem 0;
        }
        .freshness-notice {
            font-style: italic;
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 1rem;
            display: block;
        }
        .facts-table {
            width: 100%;
            border-collapse: collapse;
        }
        .facts-table tr {
            border-bottom: 1px solid var(--border-default);
        }
        .facts-table td {
            padding: 12px 0;
            vertical-align: top;
        }
        .facts-label {
            font-weight: 600;
            color: var(--text-secondary);
            width: 40%;
        }
        .facts-value { color: var(--text-primary); }
        .terms-link-wrap {
            margin-top: 1rem;
            text-align: center;
            font-size: 0.85rem;
        }
        .terms-link {
            color: var(--text-link);
            text-decoration: none;
        }

        .toc-nav {
            display: flex;
            overflow-x: auto;
            gap: 10px;
            padding-block: 1rem;
            scrollbar-width: none;
            border-bottom: 1px solid var(--border-default);
        }
        .toc-nav::-webkit-scrollbar { display: none; }
        .toc-link {
            background: var(--bg-elevated);
            color: var(--text-secondary);
            text-decoration: none;
            padding: 8px 16px;
            border-radius: var(--radius-pill);
            white-space: nowrap;
            font-size: 0.9rem;
            border: 1px solid var(--border-default);
        }
        .toc-link:hover { color: var(--brand-accent); border-color: var(--brand-accent); }

        .promo-grid {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .promo-card {
            background: var(--bg-elevated);
            border: 1px solid var(--border-strong);
            padding: 2rem;
            border-radius: var(--radius-lg);
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .promo-body { color: var(--text-secondary); }

        .usp-grid {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .usp-tile {
            display: flex;
            gap: 15px;
            background: var(--bg-surface);
            padding: 1.5rem;
            border-radius: var(--radius-lg);
            align-items: flex-start;
            border: 1px solid var(--border-default);
        }
        .usp-tile i {
            font-size: 1.5rem;
            color: var(--brand-accent);
        }
        .usp-title {
            display: block;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
        }
        .usp-desc {
            font-size: 0.9rem;
            color: var(--text-muted);
        }

        .step-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .step-item {
            display: flex;
            gap: 20px;
            align-items: flex-start;
        }
        .step-number {
            background: var(--brand-accent);
            color: var(--btn-text);
            width: 36px;
            height: 36px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            flex-shrink: 0;
        }
        .step-content h3 {
            margin: 0 0 8px 0;
            text-transform: none;
            font-style: normal;
        }
        .step-link { color: inherit; text-decoration: none; }

        .download-section {
            background: var(--bg-surface);
            padding: 2rem;
            border-radius: var(--radius-lg);
            text-align: center;
            border: 1px solid var(--border-strong);
        }
        .download-text {
            margin-bottom: 2rem;
            color: var(--text-secondary);
        }

        .guide-item {
            background: var(--bg-surface);
            padding: 1.5rem;
            border-radius: var(--radius-lg);
            margin-bottom: 1rem;
            border-left: 4px solid var(--border-strong);
        }
        .guide-meta {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 1rem;
            display: block;
        }

        .announcement-list {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .announcement-card {
            background: var(--bg-elevated);
            padding: 1.2rem;
            border-radius: var(--radius-lg);
            display: flex;
            gap: 15px;
            border: 1px solid var(--border-default);
        }
        .announcement-icon {
            color: var(--brand-accent);
            font-size: 1.2rem;
            margin-top: 4px;
        }
        .announcement-content h3 {
            margin: 0 0 8px 0;
            font-size: 1.1rem;
            text-transform: none;
            font-style: normal;
            color: var(--text-primary);
        }
        .announcement-date {
            font-size: 0.8rem;
            color: var(--text-muted);
            display: block;
            margin-top: 8px;
        }

        .faq-item {
            background: var(--bg-surface);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-lg);
            margin-bottom: 12px;
            overflow: hidden;
        }
        .faq-summary {
            cursor: pointer;
            list-style: none;
            padding: 15px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .faq-summary h3 {
            margin: 0;
            font-size: 1.05rem;
            text-transform: none;
            font-style: normal;
            color: var(--text-primary);
        }
        .faq-answer {
            padding: 0 15px 15px 15px;
            color: var(--text-secondary);
            font-size: 0.95rem;
            border-top: 1px solid var(--border-default);
            padding-top: 15px;
        }

        .about-section {
            background: var(--bg-surface);
            padding: 2rem;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-strong);
        }
        .team-card {
            margin-top: 2rem;
            padding: 1.5rem;
            background: var(--bg-elevated);
            border-radius: var(--radius-md);
            border: 1px dashed var(--brand-accent);
        }

        .footer-sitemap {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 10px;
            max-width: 800px;
            margin-inline: auto;
            margin-bottom: 2rem;
        }
        .footer-link {
            color: var(--text-secondary);
            text-decoration: none;
            font-size: 0.9rem;
        }
        .footer-link:hover { color: var(--brand-accent); }
        .footer-contact { margin-bottom: 1.5rem; }
        .footer-legal {
            font-size: 0.8rem;
            color: var(--text-muted);
            max-width: 700px;
            margin-inline: auto;
        }

        .util-link {
            display: inline-block;
            margin-top: 1rem;
            color: var(--brand-accent);
            text-decoration: none;
            font-weight: 600;
        }

        .payment-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
        }
        .payment-card {
            background: var(--bg-surface);
            padding: 1.2rem;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-default);
            text-align: center;
        }
        .payment-card i {
            font-size: 1.8rem;
            color: var(--brand-accent);
            margin-bottom: 10px;
            display: block;
        }
        .payment-name {
            display: block;
            font-weight: 600;
            margin-bottom: 8px;
        }
        .payment-desc {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        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(4, 1fr); }
            .payment-grid { grid-template-columns: repeat(4, 1fr); }
            .navigator { display: none; }
            .promo-grid { display: grid; grid-template-columns: repeat(3, 1fr); }
            .step-list { display: grid; grid-template-columns: repeat(2, 1fr); }
            .usp-grid { display: grid; grid-template-columns: repeat(3, 1fr); }
        }
        @media (min-width: 1200px) {
            body { padding-inline: 32px; max-width: 1200px; margin-inline: auto; }
            .category-grid { grid-template-columns: repeat(4, 1fr); }
        }