/**
 * 加载指示器样式
 */
.loading-indicator {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: rgba(255, 255, 255, 0.95);
    border-radius: 8px;
    padding: 24px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    text-align: center;
    z-index: 1000;
    min-width: 200px;
}

.loading-indicator p {
    margin: 16px 0 0 0;
    color: #666;
    font-size: 14px;
}

.spinner {
    width: 40px;
    height: 40px;
    margin: 0 auto;
    border: 4px solid rgba(0, 0, 0, 0.1);
    border-radius: 50%;
    border-top-color: #3498db;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}