:root {
            --primary: #4361ee;
            --secondary: #0f3985;
            --light: #f8f9fa;
            --dark: #212529;
            --gray: #6c757d;
            --border: #dee2e6;
        }
        
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
            background-color: #f1f5f9;
            color: var(--dark);
            line-height: 1.6;
            margin: 0;
            padding: 0;
        }
        
        .main {
            max-width: 900px;
            margin: 2rem auto;
            padding: 0 1rem;
        }
        
        .profile-section {
            background: white;
            border-radius: 12px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            overflow: hidden;
        }
        
        .profile-header {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: white;
            padding: 1.5rem;
            position: relative;
        }
        
        .profile-header h2 {
            margin: 0;
            font-size: 1.5rem;
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }
        
        .profile-header h2 i {
            font-size: 1.3em;
        }
        
        .profile-content {
            padding: 2rem;
        }
        
        .profile-section-title {
            color: var(--secondary);
            font-size: 1.25rem;
            margin: 1.5rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--border);
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }
        
        .profile-section-title i {
            width: 24px;
            text-align: center;
        }
        
        .profile-info {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1.5rem;
        }
        
        .info-item {
            margin-bottom: 1rem;
        }
        
        .info-label {
            display: block;
            font-weight: 600;
            color: var(--gray);
            font-size: 0.9rem;
            margin-bottom: 0.25rem;
        }
        
        .info-value {
            font-size: 1rem;
            color: var(--dark);
            padding: 0.5rem 0;
            word-break: break-word;
        }
        
        .no-data {
            text-align: center;
            padding: 2rem;
            color: var(--gray);
            font-size: 1rem;
        }
        
        .no-data i {
            font-size: 2rem;
            margin-bottom: 1rem;
            color: #e9ecef;
        }
        
        @media (max-width: 768px) {
            .profile-content {
                padding: 1.5rem;
            }
            
            .profile-info {
                grid-template-columns: 1fr;
            }
        }
        
        @media (max-width: 480px) {
            .profile-header h2 {
                font-size: 1.3rem;
            }
            
            .profile-section-title {
                font-size: 1.1rem;
            }
        }