:root {
            --brand-primary: #D4AF37;
            --brand-primary-hover: #C5A028;
            --brand-secondary: #1A1A1A;
            --brand-secondary-hover: #2A2A2A;
            --brand-accent: #FFD700;
            --bg-main: #0F0F0F;
            --bg-surface: #1C1C1C;
            --bg-elevated: #262626;
            --bg-overlay: rgba(0, 0, 0, 0.85);
            --text-primary: #FFFFFF;
            --text-secondary: #B3B3B3;
            --text-muted: #666666;
            --text-brand-contrast: #0F0F0F;
            --text-link: #D4AF37;
            --text-link-hover: #FFD700;
            --btn-bg: #D4AF37;
            --btn-text: #0F0F0F;
            --btn-hover-bg: #FFD700;
            --btn-hover-text: #0F0F0F;
            --semantic-success: #28A745;
            --semantic-error: #DC3545;
            --semantic-warning: #FFC107;
            --semantic-info: #17A2B8;
            --border-default: #333333;
            --border-strong: #4D4D4D;
            --border-brand: #D4AF37;
            --font-headings: 'Montserrat', sans-serif;
            --font-body: 'Inter', sans-serif;
            --font-mono: 'JetBrains Mono', monospace;
        }

        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(--bg-main);
            color: var(--text-primary);
            padding-inline: 14px;
            padding-bottom: calc(72px + env(safe-area-inset-bottom, 0px));
            overflow-x: hidden;
        }
        
        header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 12px 0;
            max-width: 1200px;
            margin: 0 auto;
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: var(--bg-main);
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            text-decoration: none;
            color: var(--text-primary);
        }

        .header-logo strong {
            font-size: 16px;
            font-weight: 400;
        }

        .header-actions {
            display: flex;
            gap: 8px;
        }

        .btn-header {
            min-height: 44px;
            padding: 8px 16px;
            border-radius: 8px;
            border: 1px solid var(--border-brand);
            cursor: pointer;
            font-family: var(--font-headings);
            font-weight: 600;
            transition: all 0.3s ease;
        }

        .btn-login {
            background: transparent;
            color: var(--brand-primary);
        }

        .btn-login:hover {
            background: var(--border-brand);
            color: var(--text-brand-contrast);
        }

        .btn-register {
            background: var(--brand-primary);
            color: var(--text-brand-contrast);
        }

        .btn-register:hover {
            background: var(--brand-primary-hover);
        }

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

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

        .hero {
            margin-bottom: 2rem;
        }

        .hero-banner {
            display: block;
            width: 100%;
            aspect-ratio: 2/1;
            border-radius: 16px;
            overflow: hidden;
            margin-bottom: 1.5rem;
        }

        .hero-banner img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        h1 {
            font-family: var(--font-headings);
            font-size: clamp(1.6rem, 6.5vw, 2.4rem);
            line-height: 1.2;
            color: var(--brand-primary);
            margin: 0 0 1rem 0;
            text-align: center;
        }

        h2 {
            font-family: var(--font-headings);
            font-size: clamp(1.3rem, 5.2vw, 1.8rem);
            line-height: 1.25;
            margin-top: 3rem;
            margin-bottom: 1.5rem;
            color: var(--brand-primary);
            border-left: 4px solid var(--brand-primary);
            padding-left: 12px;
        }

        h3 {
            font-family: var(--font-headings);
            font-size: clamp(1.05rem, 4.2vw, 1.25rem);
            line-height: 1.3;
            margin: 0 0 0.5rem 0;
            color: var(--text-primary);
        }

        .intro-text {
            text-align: center;
            margin-bottom: 1.5rem;
            color: var(--text-secondary);
        }

        .cta-full {
            display: block;
            width: 100%;
            min-height: 56px;
            background: var(--btn-bg);
            color: var(--btn-text);
            text-align: center;
            text-decoration: none;
            font-weight: 700;
            border-radius: 12px;
            font-size: 1.1rem;
            transition: transform 0.2s ease, background 0.3s ease;
            border: none;
            cursor: pointer;
        }

        .cta-full:hover {
            background: var(--btn-hover-bg);
            transform: translateY(-2px);
        }

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

        .game-card {
            background: var(--bg-surface);
            border-radius: 16px;
            text-decoration: none;
            color: inherit;
            overflow: hidden;
            border: 1px solid var(--border-default);
            transition: border-color 0.3s ease;
        }

        .game-card:hover {
            border-color: var(--brand-primary);
        }

        .game-card img {
            width: 100%;
            aspect-ratio: 1/1;
            object-fit: cover;
        }

        .game-card h3 {
            padding: 12px;
            font-size: 14px;
            text-align: center;
            margin: 0;
        }

        .fact-table {
            width: 100%;
            border-collapse: collapse;
            background: var(--bg-surface);
            border-radius: 12px;
            overflow: hidden;
            margin-bottom: 1rem;
        }

        .fact-table td {
            padding: 12px;
            border-bottom: 1px solid var(--border-default);
        }

        .fact-table td:first-child {
            font-weight: 600;
            color: var(--brand-primary);
            width: 40%;
        }

        .freshness-notice {
            font-style: italic;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 12px;
            display: block;
        }

        .toc-nav {
            display: flex;
            overflow-x: auto;
            gap: 12px;
            padding-bottom: 12px;
            margin-bottom: 2rem;
            scrollbar-width: none;
        }

        .toc-nav::-webkit-scrollbar { display: none; }

        .toc-link {
            white-space: nowrap;
            padding: 8px 16px;
            background: var(--bg-elevated);
            color: var(--text-primary);
            text-decoration: none;
            border-radius: 20px;
            font-size: 14px;
            border: 1px solid var(--border-strong);
        }

        .toc-link:hover {
            border-color: var(--brand-primary);
            color: var(--brand-primary);
        }

        .announcement-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
            margin-bottom: 2rem;
        }

        .announcement-item {
            background: var(--bg-surface);
            padding: 16px;
            border-radius: 12px;
            display: flex;
            gap: 16px;
            align-items: flex-start;
        }

        .announcement-item i {
            color: var(--brand-primary);
            font-size: 20px;
            margin-top: 4px;
        }

        .announcement-content h3 {
            margin-bottom: 8px;
        }

        .announcement-content p {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 8px;
        }

        .announcement-date {
            font-size: 12px;
            color: var(--text-muted);
        }

        .category-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
            margin-bottom: 2rem;
        }

        .category-tile {
            background: var(--bg-surface);
            padding: 20px;
            border-radius: 16px;
            text-decoration: none;
            color: inherit;
            text-align: center;
            border: 1px solid var(--border-default);
        }

        .category-tile i {
            font-size: 32px;
            color: var(--brand-primary);
            margin-bottom: 12px;
            display: block;
        }

        .category-tile h3 {
            font-size: 16px;
            margin-bottom: 8px;
        }

        .category-tile p {
            font-size: 12px;
            color: var(--text-secondary);
            margin: 0;
        }

        .usp-bar {
            display: flex;
            flex-direction: column;
            gap: 16px;
            margin-bottom: 2rem;
        }

        .usp-item {
            display: flex;
            gap: 16px;
            background: var(--bg-surface);
            padding: 16px;
            border-radius: 12px;
            align-items: center;
        }

        .usp-item i {
            font-size: 24px;
            color: var(--brand-primary);
            width: 40px;
            text-align: center;
        }

        .usp-text h3 {
            font-size: 16px;
            margin: 0 0 4px 0;
        }

        .usp-text p {
            font-size: 14px;
            color: var(--text-secondary);
            margin: 0;
        }

        .promo-card {
            background: var(--bg-surface);
            border-radius: 16px;
            padding: 20px;
            margin-bottom: 16px;
            border: 1px solid var(--border-default);
        }

        .promo-card h3 {
            color: var(--brand-primary);
            margin-bottom: 12px;
        }

        .promo-card p {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 16px;
        }

        .btn-promo {
            display: inline-block;
            padding: 10px 20px;
            background: var(--brand-primary);
            color: var(--text-brand-contrast);
            text-decoration: none;
            border-radius: 8px;
            font-weight: 600;
            font-size: 14px;
        }

        .payment-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
            margin-bottom: 2rem;
        }

        .payment-card {
            background: var(--bg-surface);
            padding: 16px;
            border-radius: 12px;
            text-align: center;
            border: 1px solid var(--border-default);
        }

        .payment-card i {
            font-size: 24px;
            color: var(--brand-primary);
            margin-bottom: 12px;
            display: block;
        }

        .payment-card h3 {
            font-size: 15px;
            margin-bottom: 8px;
        }

        .payment-card p {
            font-size: 12px;
            color: var(--text-secondary);
            margin: 0;
        }

        .guide-step {
            display: flex;
            gap: 16px;
            background: var(--bg-surface);
            padding: 20px;
            border-radius: 16px;
            margin-bottom: 16px;
            align-items: flex-start;
        }

        .step-number {
            min-width: 36px;
            height: 36px;
            background: var(--brand-primary);
            color: var(--text-brand-contrast);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-family: var(--font-headings);
        }

        .step-content h3 {
            margin-bottom: 8px;
        }

        .step-content h3 a {
            color: inherit;
            text-decoration: none;
        }

        .step-content p {
            font-size: 14px;
            color: var(--text-secondary);
            margin: 0;
        }

        .provider-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
            margin-bottom: 2rem;
        }

        .provider-card {
            background: var(--bg-surface);
            padding: 16px;
            border-radius: 12px;
            text-align: center;
            border: 1px solid var(--border-default);
        }

        .provider-card h3 {
            font-size: 16px;
            margin-bottom: 8px;
        }

        .provider-card p {
            font-size: 12px;
            color: var(--text-secondary);
            margin: 0;
        }

        .player-guide-item {
            background: var(--bg-surface);
            padding: 16px;
            border-radius: 12px;
            margin-bottom: 16px;
        }

        .guide-meta {
            font-size: 12px;
            color: var(--text-muted);
            margin-bottom: 8px;
            display: block;
        }

        .article-card {
            display: flex;
            gap: 16px;
            background: var(--bg-surface);
            padding: 12px;
            border-radius: 16px;
            text-decoration: none;
            color: inherit;
            margin-bottom: 16px;
            border: 1px solid var(--border-default);
        }

        .article-card img {
            width: 100px;
            aspect-ratio: 4/3;
            object-fit: cover;
            border-radius: 8px;
        }

        .article-content h3 {
            font-size: 16px;
            margin-bottom: 4px;
        }

        .article-content p {
            font-size: 13px;
            color: var(--text-secondary);
            margin: 0;
        }

        .vip-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
            margin-bottom: 2rem;
        }

        .vip-card {
            background: linear-gradient(135deg, var(--bg-surface), var(--bg-elevated));
            padding: 20px;
            border-radius: 16px;
            text-align: center;
            border: 1px solid var(--border-strong);
        }

        .vip-card h3 {
            color: var(--brand-primary);
            margin-bottom: 12px;
        }

        .vip-card p {
            font-size: 13px;
            color: var(--text-secondary);
            margin: 0;
        }

        .faq-item {
            margin-bottom: 12px;
        }

        .faq-item summary {
            background: var(--bg-surface);
            padding: 16px;
            border-radius: 12px;
            cursor: pointer;
            font-weight: 600;
            list-style: none;
            border: 1px solid var(--border-default);
        }

        .faq-item p {
            padding: 16px;
            background: var(--bg-elevated);
            border-radius: 0 0 12px 12px;
            font-size: 14px;
            color: var(--text-secondary);
            margin: 0;
        }

        .team-card {
            background: var(--bg-surface);
            padding: 24px;
            border-radius: 16px;
            border-top: 4px solid var(--brand-primary);
            margin-top: 2rem;
        }

        .team-card h3 {
            margin-bottom: 12px;
        }

        .team-card p {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 8px;
        }

        footer {
            margin-top: 4rem;
            padding: 40px 0;
            border-top: 1px solid var(--border-strong);
            text-align: center;
        }

        .footer-sitemap {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
            max-width: 600px;
            margin: 0 auto 24px auto;
            text-align: left;
        }

        .footer-link {
            color: var(--text-secondary);
            text-decoration: none;
            font-size: 14px;
        }

        .footer-link:hover {
            color: var(--brand-primary);
        }

        .legal-line {
            font-size: 12px;
            color: var(--text-muted);
            line-height: 1.8;
        }

        .navigator {
            position: fixed;
            inset-inline: 0;
            bottom: 0;
            height: 72px;
            background: var(--bg-surface);
            display: flex;
            justify-content: space-around;
            align-items: center;
            border-top: 1px solid var(--border-strong);
            padding-bottom: env(safe-area-inset-bottom);
            z-index: 1000;
        }

        .nav-item {
            text-decoration: none;
            color: var(--text-secondary);
            display: flex;
            flex-direction: column;
            align-items: center;
            font-size: 11px;
            gap: 4px;
        }

        .nav-item i {
            font-size: 20px;
        }

        .nav-item:hover {
            color: var(--brand-primary);
        }

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

        @media (min-width: 768px) {
            body { padding-inline: 24px; padding-bottom: 24px; }
            .game-grid { grid-template-columns: repeat(4, 1fr); }
            .category-grid { grid-template-columns: repeat(3, 1fr); }
            .usp-bar { flex-direction: row; flex-wrap: wrap; }
            .usp-item { flex: 1 1 calc(50% - 16px); }
            .payment-grid { grid-template-columns: repeat(3, 1fr); }
            .provider-grid { grid-template-columns: repeat(3, 1fr); }
            .vip-grid { grid-template-columns: repeat(4, 1fr); }
            .navigator { position: static; display: none; }
            footer { padding-bottom: 24px; }
        }

        @media (min-width: 1200px) {
            body { padding-inline: 32px; max-width: 1200px; margin-inline: auto; }
            .usp-item { flex: 1; }
        }