/* ===== 上传进度样式 ===== */
.upload-progress {
    position: fixed;
    top: 20px;
    right: 20px;
    background: white;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    z-index: 100000;
    min-width: 250px;
    animation: slideIn 0.3s ease-out;
}

.upload-progress.error {
    background: #ff6b6b;
    color: white;
}

.upload-progress-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px 20px;
    gap: 10px;
}

.upload-progress.error .upload-progress-content {
    color: white;
}

@keyframes slideIn {
    from {
        transform: translateX(120%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.upload-spinner {
    width: 20px;
    height: 20px;
    border: 2px solid #f0f0f0;
    border-top: 2px solid #667eea;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    flex-shrink: 0;
}

.upload-progress.error .upload-spinner {
    display: none;
}

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

.upload-retry-btn {
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: white;
    border-radius: 5px;
    padding: 5px 10px;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.upload-retry-btn:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* 响应式设计 */
@media (max-width: 480px) {
    .upload-progress {
        top: 10px;
        right: 10px;
        left: 10px;
        min-width: auto;
    }

    .upload-progress-content {
        padding: 12px 15px;
        font-size: 14px;
    }

    .upload-spinner {
        width: 16px;
        height: 16px;
    }
}