* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        :root {
            --bg-dark: #0a0a0a;
            --bg-card: #111111;
            --bg-surface: #1a1a1a;
            --text-primary: #ffffff;
            --text-secondary: #a0a0a0;
            --text-muted: #6b6b6b;
            --accent: #dc2626;
            --accent-dark: #b91c1c;
            --border: #2a2a2a;
            --success: #10b981;
        }

        body {
            font-family: 'Space Grotesk', sans-serif;
            background: var(--bg-dark);
            color: var(--text-primary);
            overflow-x: hidden;
        }

        .container {
            max-width: 900px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            background: rgba(10, 10, 10, 0.95);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            z-index: 1000;
        }

        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 16px 24px;
            max-width: 1400px;
            margin: 0 auto;
        }

        .logo {
            font-size: 24px;
            font-weight: 700;
            text-decoration: none;
            color: var(--text-primary);
        }

        .logo-accent {
            color: var(--accent);
        }

        .back-btn {
            display: flex;
            align-items: center;
            gap: 8px;
            color: var(--text-secondary);
            text-decoration: none;
            font-size: 14px;
            transition: all 0.3s;
        }

        .back-btn:hover {
            color: var(--accent);
        }

        .main-content {
            padding: 120px 0 80px;
        }

        .page-title {
    font-size: 48px;
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 16px;
    color: #ffffff;
}

        .page-date {
            color: var(--text-muted);
            font-size: 13px;
            margin-bottom: 40px;
            padding-bottom: 20px;
            border-bottom: 1px solid var(--border);
        }

        .rules-content {
            line-height: 1.7;
            color: var(--text-secondary);
        }

        .rules-content h1 {
            font-size: 32px;
            font-weight: 700;
            margin: 32px 0 20px;
            color: var(--text-primary);
        }

        .rules-content h2 {
            font-size: 24px;
            font-weight: 600;
            margin: 28px 0 16px;
            color: var(--accent);
        }

        .rules-content h3 {
            font-size: 20px;
            font-weight: 600;
            margin: 24px 0 12px;
            color: var(--text-primary);
        }

        .rules-content p {
            margin-bottom: 16px;
            font-size: 16px;
        }

        .rules-content ul, .rules-content ol {
            margin: 16px 0 16px 24px;
        }

        .rules-content li {
            margin-bottom: 8px;
        }

        .rules-content strong {
            color: var(--text-primary);
        }

        .rules-content .highlight {
            background: rgba(220, 38, 38, 0.1);
            border-left: 3px solid var(--accent);
            padding: 16px 20px;
            margin: 24px 0;
            border-radius: 8px;
        }

        .rules-content hr {
            border: none;
            border-top: 1px solid var(--border);
            margin: 32px 0;
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
            .page-title {
                font-size: 32px;
            }
            .rules-content h1 {
                font-size: 26px;
            }
            .rules-content h2 {
                font-size: 20px;
            }
        }