/* css/tabs.css */
.tab-bar-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 60px;
    background-color: #ffffff;
    display: flex;
    justify-content: space-around;
    align-items: center;
    box-shadow: 0 -2px 5px rgba(0, 0, 0, 0.1);
    z-index: 1030; /* 确保在最上层 */
}
/* ... 其他 .tab-item, .active 等样式保持不变 ... */
.tab-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex-grow: 1;
    text-decoration: none;
    color: #888;
    transition: color 0.3s;
}
.tab-item i {
    font-size: 1.5rem;
}
.tab-item span {
    font-size: 0.75rem;
}
.tab-item.active {
    color: #0d6efd; /* Bootstrap primary color */
}