.upload-wrapper { 
        display: flex; 
        flex-direction: column; 
        gap: 8px; 
        width: 100%; 
    }
    .upload-area { 
        border: 2px dashed #bdc3c7; 
        border-radius: 8px; 
        padding: 15px; 
        text-align: center; 
        background: #fafafa; 
        cursor: pointer; 
        transition: all 0.3s;
        min-height: 80px;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        position: relative;
    }
    .upload-area:hover { 
        border-color: #3498db; 
        background: #f0f7ff; 
    }
    .upload-area .icon-upload { 
        font-size: 28px; 
        color: #bdc3c7; 
        display: block; 
    }
    .upload-area .upload-text { 
        font-size: 13px; 
        color: #7f8c8d; 
    }
    .upload-area .preview-img { 
        max-width: 150px; 
        max-height: 120px; 
        margin-top: 8px; 
        border-radius: 4px; 
        border: 1px solid #ddd;
        display: none;
    }
    .upload-area .preview-img.show { 
        display: block; 
    }
    .upload-area .current-url { 
        font-size: 11px; 
        color: #2980b9; 
        word-break: break-all; 
        background: #eaf2f8; 
        padding: 3px 8px; 
        border-radius: 4px; 
        display: inline-block; 
        margin-top: 5px; 
        max-width: 100%; 
    }
    .upload-area .current-url a { 
        color: #2980b9; 
        text-decoration: none; 
    }
    .upload-area .current-url a:hover { 
        text-decoration: underline; 
    }
    .upload-area .file-name { 
        font-size: 12px; 
        color: #27ae60; 
        margin-top: 4px; 
    }
    .upload-area .file-size { 
        font-size: 11px; 
        color: #7f8c8d; 
    }
    .upload-area .url-input {
        width: 100%;
        max-width: 350px;
        padding: 6px 10px;
        border: 1px solid #ccc;
        border-radius: 4px;
        font-size: 13px;
        margin-top: 8px;
    }
    .upload-area .url-input:focus {
        border-color: #4A90D9;
        outline: none;
    }
    .file-input-wrapper {
        position: relative;
        overflow: hidden;
        display: inline-block;
        margin-top: 8px;
    }
    .file-input-wrapper input[type="file"] {
        position: absolute;
        left: 0;
        top: 0;
        opacity: 0;
        width: 100%;
        height: 100%;
        cursor: pointer;
    }
    .upload-btn {
        display: inline-block;
        padding: 6px 20px;
        background: #4A90D9;
        color: #fff;
        border-radius: 4px;
        border: none;
        cursor: pointer;
        font-size: 13px;
        transition: background 0.3s;
    }
    .upload-btn:hover {
        background: #357ABD;
    }
    .clear-btn {
        display: none;
        padding: 4px 12px;
        background: #dc3545;
        color: #fff;
        border: none;
        border-radius: 4px;
        cursor: pointer;
        font-size: 12px;
        margin-top: 5px;
    }
    .clear-btn.show {
        display: inline-block;
    }
    .upload-status {
        font-size: 12px;
        color: #666;
        margin-top: 5px;
    }
    .upload-status.success { 
        color: #44bb44; 
    }
    .upload-status.error { 
        color: #ff4444; 
    }
    .field-group { 
        margin-bottom: 15px; 
    }
    .field-group label { 
        font-weight: 600; 
        display: block; 
        margin-bottom: 5px; 
        font-size: 14px; 
    }
    .field-group label .icon-camera { 
        margin-right: 5px; 
    }

.preview-container {
    margin-top: 8px;
    min-height: 50px;
}
.preview-container img {
    max-width: 200px;
    max-height: 200px;
    border: 1px solid #ddd;
    border-radius: 4px;
    padding: 4px;
    background: #f9f9f9;
}