:root {
            --primary-color: #2c3e50;
            --secondary-color: #3498db;
            --accent-color: #e74c3c;
            --light-bg: #f8f9fa;
        }
        

        
        .form-container {
            background: white;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
            overflow: hidden;
            margin-bottom: 2rem;
        }
        
        .form-header {
            background: linear-gradient(135deg, var(--primary-color), #1a2530);
            color: white;
            padding: 2rem;
            text-align: center;
        }
        
        .form-body {
            padding: 2rem;
        }
        
        .section-title {
            color: var(--primary-color);
            font-weight: 600;
            margin: 2.5rem 0 1.5rem;
            padding-bottom: 0.75rem;
            border-bottom: 2px solid var(--secondary-color);
            font-size: 1.3rem;
            display: flex;
            align-items: center;
        }
        
        .section-title:first-child {
            margin-top: 0;
        }
        
        .section-title i {
            margin-right: 0.75rem;
            color: var(--secondary-color);
            font-size: 1.4rem;
        }
        
        .form-label {
            font-weight: 500;
            margin-bottom: 0.5rem;
            color: #495057;
        }
        
        .required-field::after {
            content: " *";
            color: var(--accent-color);
        }
        
        .form-control, .form-select {
            border-radius: 8px;
            padding: 0.75rem 1rem;
            border: 1px solid #ced4da;
            transition: all 0.3s;
        }
        
        .form-control:focus, .form-select:focus {
            border-color: var(--secondary-color);
            box-shadow: 0 0 0 0.25rem rgba(52, 152, 219, 0.25);
        }
        
        .image-upload-section {
            background-color: #f8f9fa;
            border-radius: 10px;
            padding: 1.5rem;
            margin-bottom: 1.5rem;
        }
        
        .image-preview-container {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            margin-top: 15px;
        }
        
        .image-preview {
            width: 120px;
            height: 120px;
            border: 2px dashed #dee2e6;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
            position: relative;
            background-color: white;
        }
        
        .image-preview img {
            max-width: 100%;
            max-height: 100%;
            object-fit: contain;
        }
        
        .image-preview .remove-image {
            position: absolute;
            top: 5px;
            right: 5px;
            background: rgba(231, 76, 60, 0.8);
            color: white;
            border: none;
            border-radius: 50%;
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            cursor: pointer;
            transition: all 0.3s;
        }
        
        .image-preview .remove-image:hover {
            background: rgba(231, 76, 60, 1);
        }
        
        .image-preview .file-name {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: rgba(0, 0, 0, 0.7);
            color: white;
            padding: 3px 5px;
            font-size: 11px;
            text-align: center;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }
        
        .btn-primary {
            background: linear-gradient(135deg, var(--secondary-color), #2980b9);
            border: none;
            border-radius: 8px;
            padding: 0.75rem 2rem;
            font-weight: 500;
            transition: all 0.3s;
        }
        
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(52, 152, 219, 0.4);
        }
        
        .btn-outline-secondary {
            border-radius: 8px;
            padding: 0.75rem 2rem;
            font-weight: 500;
        }
        
        .form-check-input:checked {
            background-color: var(--secondary-color);
            border-color: var(--secondary-color);
        }
        
        .link-item {
            padding: 1.5rem;
            background-color: #f8f9fa;
            border-radius: 10px;
            margin-bottom: 1rem;
            border-left: 4px solid var(--secondary-color);
        }
        
        .form-switch .form-check-input:checked {
            background-color: var(--secondary-color);
            border-color: var(--secondary-color);
        }
        
        .progress-container {
            margin-top: 2rem;
            padding: 1rem;
            background: #f8f9fa;
            border-radius: 10px;
        }
        
        .progress-bar {
            background: linear-gradient(135deg, var(--secondary-color), #2980b9);
        }
        
        @media (max-width: 768px) {
            .form-body {
                padding: 1.5rem;
            }
            
            .image-preview {
                width: 100px;
                height: 100px;
            }
        }