:root {
            --primary: #dc2626;
            --primary-dark: #991b1b;
            --primary-light: #ef4444;
            --success: #10b981;
            --error: #dc2626;
            --bg: #0f0f0f;
            --bg-secondary: #1a1a1a;
            --card: #1e1e1e;
            --card-border: #2a2a2a;
            --text: #ffffff;
            --text-secondary: #a1a1aa;
            --text-muted: #71717a;
            --border: #404040;
            --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
            --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.4), 0 10px 10px -5px rgba(0, 0, 0, 0.2);
        }

        * {
            box-sizing: border-box;
        }

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
            background: var(--bg);
            color: var(--text);
            margin: 0;
            line-height: 1.6;
            min-height: 100vh;
        }

        .header {
            background: var(--card);
            border-bottom: 1px solid var(--border);
            box-shadow: var(--shadow);
        }

        .header-content {
            max-width: 1200px;
            margin: 0 auto;
            padding: 1rem 2rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .header-left {
            display: flex;
            align-items: center;
            gap: 1rem;
        }

        .logo {
            width: 48px;
            height: 48px;
            background: var(--primary);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: white;
        }

        .header-title {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text);
            margin: 0;
        }

        .back-link {
            background: var(--bg-secondary);
            color: var(--text);
            padding: 0.5rem 1rem;
            border-radius: 6px;
            text-decoration: none;
            font-weight: 600;
            transition: all 0.2s;
            border: 1px solid var(--border);
            font-size: 0.875rem;
        }

        .back-link:hover {
            background: var(--card);
            transform: translateY(-1px);
        }

        .main {
            max-width: 1200px;
            margin: 2rem auto;
            padding: 0 2rem;
        }

        .content-grid {
            display: grid;
            grid-template-columns: 250px 1fr;
            gap: 2rem;
        }

        .sidebar {
            background: var(--card);
            border-radius: 12px;
            border: 1px solid var(--card-border);
            padding: 1.5rem;
            height: fit-content;
            position: sticky;
            top: 2rem;
        }

        .sidebar h3 {
            margin: 0 0 1rem;
            font-size: 1.1rem;
            color: var(--text);
        }

        .nav-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .nav-item {
            margin-bottom: 0.5rem;
        }

        .nav-link {
            display: block;
            padding: 0.75rem 1rem;
            color: var(--text-secondary);
            text-decoration: none;
            border-radius: 6px;
            transition: all 0.2s;
            font-size: 0.875rem;
        }

        .nav-link:hover, .nav-link.active {
            background: var(--primary);
            color: white;
        }

        .content {
            background: var(--card);
            border-radius: 12px;
            border: 1px solid var(--card-border);
            overflow: hidden;
        }

        .section {
            padding: 2rem;
            border-bottom: 1px solid var(--border);
        }

        .section:last-child {
            border-bottom: none;
        }

        .section h2 {
            color: var(--text);
            font-size: 1.5rem;
            font-weight: 700;
            margin: 0 0 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--primary);
        }

        .section h3 {
            color: var(--text);
            font-size: 1.2rem;
            font-weight: 600;
            margin: 2rem 0 1rem;
        }

        .section h4 {
            color: var(--text);
            font-size: 1rem;
            font-weight: 600;
            margin: 1.5rem 0 0.75rem;
        }

        .section p {
            color: var(--text-secondary);
            margin-bottom: 1rem;
            line-height: 1.7;
        }

        .section ul, .section ol {
            color: var(--text-secondary);
            margin-bottom: 1rem;
            padding-left: 1.5rem;
        }

        .section li {
            margin-bottom: 0.5rem;
            line-height: 1.6;
        }

        .contact-info {
            background: var(--bg-secondary);
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 1.5rem;
            margin: 1.5rem 0;
        }

        .contact-info h4 {
            margin-top: 0;
            color: var(--primary);
        }

        .highlight {
            background: rgba(220, 38, 38, 0.1);
            border: 1px solid rgba(220, 38, 38, 0.2);
            border-radius: 6px;
            padding: 1rem;
            margin: 1rem 0;
        }

        .highlight p {
            margin: 0;
            color: var(--text);
            font-weight: 500;
        }

        .table {
            width: 100%;
            border-collapse: collapse;
            margin: 1rem 0;
            background: var(--bg-secondary);
            border-radius: 8px;
            overflow: hidden;
        }

        .table th, .table td {
            padding: 1rem;
            text-align: left;
            border-bottom: 1px solid var(--border);
        }

        .table th {
            background: var(--card-border);
            color: var(--text);
            font-weight: 600;
        }

        .table td {
            color: var(--text-secondary);
        }

        .table tr:last-child td {
            border-bottom: none;
        }

        @media (max-width: 1024px) {
            .content-grid {
                grid-template-columns: 1fr;
            }

            .sidebar {
                position: static;
                order: 2;
            }

            .content {
                order: 1;
            }
        }

        @media (max-width: 768px) {
            .header-content {
                padding: 1rem;
                flex-direction: column;
                gap: 1rem;
            }

            .main {
                padding: 0 1rem;
            }

            .section {
                padding: 1.5rem;
            }

            .contact-info {
                padding: 1rem;
            }
        }

        .last-updated {
            text-align: center;
            padding: 1rem;
            color: var(--text-muted);
            font-size: 0.875rem;
            border-top: 1px solid var(--border);
            background: var(--bg-secondary);
        }