/* 时间范围过滤器样式 */
#timeRange {
    min-width: 140px;
    padding: 8px;
    border: 1px solid #e1e4e8;
    border-radius: 6px;
    font-size: 14px;
    color: #24292e;
    background-color: white;
}

#timeRange:focus {
    outline: none;
    border-color: #0366d6;
    box-shadow: 0 0 0 3px rgba(3,102,214,0.1);
}

/* 移动端适配 */
@media screen and (max-width: 768px) {
    #timeRange {
        width: 100%;
        margin-top: 10px;
    }
}