.neirong {
    width: 1400px;
    min-height: 500px;
    background-color: #f8f8f8;
    margin: 0 auto;
    padding: 20px;
    display: flex;
    gap: 20px;
}

.left-sidebar {
    width: 300px;
    background-color: white;
    padding: 20px 0;
}

.sidebar-item {
    width: 245px;
    height: 40px;
    line-height: 40px;
    padding-left: 20px;
    font-size: 16px;
    color: #333;
    cursor: pointer;
    margin: 0 auto;
    transition: background-color 0.2s, color 0.2s;
}

.sidebar-item:hover {
    background-color: #E6F7FF;
    color: #1a73e8;
}

.sidebar-item.active {
    color: #1a73e8;
    font-weight: bold;
}

.sidebar-item.active:hover {
    background-color: white;
    color: #1a73e8;
}

.right-content {
    width: 1080px;
    height: 650px;
    background-color: white;
    display: flex;
    flex-direction: column;
}

.content-header {
    height: 50px;
    width: 1080px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    border-bottom: 1px solid #eee;
}

.breadcrumbs {
    font-size: 14px;
    color: #666;
}

.search-box {
    position: relative;
}

.search-input {
    width: 180px;
    height: 30px;
    padding: 0 30px 0 10px;
    border: 1px solid #ddd;
    font-size: 14px;
    outline: none;
}

.search-input:focus {
    border-color: #1a73e8;
}

.search-btn {
    position: absolute;
    right: 5px;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    border: none;
    background: transparent;
    cursor: pointer;
}

.search-icon {
    width: 16px;
    height: 16px;
    object-fit: contain;
}

.content-list {
    width: 1080px;
    height: 600px;
    padding: 0 30px;
    overflow-y: auto;
}

.content-item-link {
    display: block;
    text-decoration: none;
    color: inherit;
}

.content-item {
    width: 1020px;
    height: 28px;
    display: flex;
    align-items: center;
    padding-left: 20px;
}

.item-dot {
    width: 6px;
    height: 6px;
    background-color: #1a73e8;
    border-radius: 50%;
    flex-shrink: 0;
}

.item-title {
    font-size: 16px;
    color: #333;
    margin-left: 10px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.content-item-link:hover .item-title {
    color: #1a73e8;
}

.content-footer {
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 30px;
    border-top: 1px solid #eee;
}

.total-count {
    font-size: 14px;
    color: #666;
}

.pagination {
    display: flex;
    gap: 10px;
}

.page-btn {
    width: 30px;
    height: 26px;
    font-size: 14px;
    border: 1px solid #ddd;
    background-color: white;
    cursor: pointer;
    color: #666;
}

.page-btn:hover {
    border-color: #1a73e8;
    color: #1a73e8;
}

.page-current {
    background-color: #1a73e8;
    color: white;
    border-color: #1a73e8;
}