.sec-grid { display: grid; grid-template-columns: 1fr; gap: 20px; margin-bottom: 20px; }
            .sec-panel { border: 2px dashed var(--border-color); border-radius: 8px; padding: 25px; background: #f8fafc; text-align: left; }
            
            .form-group { margin-bottom: 15px; }
            .form-group label { display: block; font-weight: 600; font-size: 0.9rem; color: var(--text-main); margin-bottom: 5px; }
            .form-group input { width: 100%; padding: 10px; border-radius: 6px; border: 1px solid var(--border-color); font-size: 1rem; background: #fff; outline: none; }
            .form-group input:focus { border-color: var(--primary-color); }
            
            .alert-box { margin-top: 20px; padding: 15px; border-radius: 8px; font-weight: 600; text-align: center; display: none; }
            .alert-safe { background: #d4edda; color: #155724; border: 1px solid #c3e6cb; }
            .alert-danger { background: #f8d7da; color: #721c24; border: 1px solid #f5c6cb; }