/* 图片格式转换组件样式 */
.drop-zone {
    border: 2px dashed #dee2e6;
    border-radius: 8px;
    padding: 40px 20px;
    text-align: center;
    background-color: #f8f9fa;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    min-height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.drop-zone:hover,
.drop-zone.drag-over {
    border-color: #007bff;
    background-color: rgba(0, 123, 255, 0.08);
}

.drop-zone-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
}

.drop-icon {
    width: 48px;
    height: 48px;
    color: #6c757d;
}

.drop-zone p {
    margin: 0;
    font-size: 16px;
    color: #495057;
}

.drop-zone .text-muted {
    font-size: 14px;
}

/* 图片列表样式 */
.image-list {
    max-height: 500px;
    overflow-y: auto;
}

.image-item {
    display: flex;
    align-items: center;
    padding: 15px;
    border: 1px solid #dee2e6;
    border-radius: 8px;
    margin-bottom: 10px;
    background-color: #fff;
    transition: all 0.3s ease;
}

.image-item:hover {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.image-preview {
    width: 60px;
    height: 60px;
    object-fit: cover;
    border-radius: 6px;
    margin-right: 15px;
    border: 1px solid #dee2e6;
}

.image-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.image-name {
    font-weight: 500;
    color: #495057;
    margin: 0;
}

.image-size {
    font-size: 12px;
    color: #6c757d;
    margin: 0;
}

.format-info {
    font-size: 12px;
    color: #007bff;
    margin: 0;
}

.image-status {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-left: 15px;
}

.status-badge {
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
}

.status-waiting {
    background-color: #e9ecef;
    color: #6c757d;
}

.status-processing {
    background-color: #fff3cd;
    color: #856404;
}

.status-completed {
    background-color: #d4edda;
    color: #155724;
}

.status-error {
    background-color: #f8d7da;
    color: #721c24;
}

/* 进度条样式 */
.progress {
    height: 8px;
    border-radius: 4px;
    background-color: #e9ecef;
    margin-top: 5px;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, #007bff, #0056b3);
    border-radius: 4px;
    transition: width 0.3s ease;
}

.image-progress {
    width: 100px;
}

/* 删除按钮 */
.remove-btn {
    background: none;
    border: none;
    color: #dc3545;
    cursor: pointer;
    padding: 5px 8px;
    margin-left: 10px;
    border-radius: 4px;
    transition: all 0.2s ease;
    font-size: 16px;
}

.remove-btn:hover {
    background-color: #dc3545;
    color: white;
    transform: scale(1.1);
}

/* 格式选择样式 */
#targetFormat {
    border-radius: 6px;
    border: 1px solid #ced4da;
    padding: 8px 12px;
    font-size: 14px;
    transition: border-color 0.15s ease-in-out;
}

#targetFormat:focus {
    border-color: #007bff;
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
    outline: 0;
}

/* PNG选项面板 */
#pngOptions {
    background-color: #f8f9fa;
    padding: 15px;
    border-radius: 6px;
    border: 1px solid #e9ecef;
}

/* 质量滑块样式 */
#qualitySlider {
    -webkit-appearance: none;
    appearance: none;
    height: 8px;
    border-radius: 4px;
    background: #dee2e6;
    outline: none;
    transition: background 0.3s ease;
}

#qualitySlider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #007bff;
    cursor: pointer;
    transition: background 0.3s ease;
}

#qualitySlider::-webkit-slider-thumb:hover {
    background: #0056b3;
}

#qualitySlider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #007bff;
    cursor: pointer;
    border: none;
}

/* 下载统计样式 */
#downloadStats {
    background-color: #f8f9fa;
    padding: 15px;
    border-radius: 8px;
    border: 1px solid #dee2e6;
}

/* 下载容器简单高亮效果 */
#downloadContainer {
    transition: background-color 0.3s ease;
}

#downloadContainer.highlight {
    background-color: rgba(0, 123, 255, 0.1);
}

.stat-item {
    display: inline-block;
    margin: 0 15px;
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 24px;
    font-weight: bold;
    color: #007bff;
}

.stat-label {
    display: block;
    font-size: 12px;
    color: #6c757d;
    margin-top: 2px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .drop-zone {
        padding: 30px 15px;
        min-height: 150px;
    }

    .image-item {
        flex-direction: column;
        align-items: flex-start;
        text-align: left;
    }

    .image-preview {
        margin-right: 0;
        margin-bottom: 10px;
        align-self: center;
    }

    .image-status {
        margin-left: 0;
        margin-top: 10px;
        justify-content: space-between;
        width: 100%;
    }

    .stat-item {
        display: block;
        margin: 10px 0;
    }
}

/* 加载动画 */
.loading-spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid #f3f3f3;
    border-top: 2px solid #007bff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* 格式标签 */
.format-badge {
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    color: white;
}

.format-jpeg { background-color: #fd7e14; }
.format-png { background-color: #20c997; }
.format-webp { background-color: #6f42c1; }
.format-gif { background-color: #e83e8c; }
.format-bmp { background-color: #007bff; }
.format-tiff { background-color: #28a745; }
.format-ico { background-color: #ffc107; }
.format-icns { background-color: #17a2b8; }