*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background-color:#f5f5f5}.container{max-width:1200px;margin:0 auto;padding:20px}.card{background:white;border-radius:8px;padding:20px;box-shadow:0 2px 4px #0000001a;margin-bottom:20px}.btn{padding:10px 20px;border:none;border-radius:4px;cursor:pointer;font-size:14px;transition:background-color .3s}.btn-primary{background-color:#007bff;color:#fff}.btn-primary:hover{background-color:#0056b3}.btn-danger{background-color:#dc3545;color:#fff}.btn-danger:hover{background-color:#c82333}.form-group{margin-bottom:15px}.form-group label{display:block;margin-bottom:5px;font-weight:500}.form-group input,.form-group select,.form-group textarea{width:100%;padding:8px 12px;border:1px solid #ddd;border-radius:4px;font-size:14px}.table{width:100%;border-collapse:collapse;margin-top:20px}.table th,.table td{padding:12px;text-align:left;border-bottom:1px solid #ddd}.table th{background-color:#f8f9fa;font-weight:600}.table tr:hover{background-color:#f8f9fa}