/* 工具导航栏样式 */
.tool-nav {
    margin-bottom: 20px;
    border-bottom: 1px solid #ddd;
}

.tool-nav-list {
    display: flex;
    flex-wrap: wrap;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 0;
}

.tool-nav-item {
    flex: 0 0 auto;
    position: relative;
}

.tool-nav-item:not(:last-child)::after {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 14px;
    background: #ddd;
    transition: all 0.3s;
}

.tool-nav-link {
    display: block;
    padding: 5px 20px 0 20px;
    color: #333;
    text-decoration: none;
    font-size: 14px;
    transition: all 0.3s;
    position: relative;
}

.tool-nav-link:hover {
    color: #333;
}

.tool-nav-link.active {
    color: #333;
    background: linear-gradient(to bottom, rgba(24, 144, 255, 0.1), rgba(24, 144, 255, 0));
}

.tool-nav-link.active::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: #1890ff;
}

@media (max-width: 768px) {
    .tool-nav-link {
        padding: 8px 14px;
        font-size: 13px;
    }
    
    .tool-nav-item:not(:last-child)::after {
        height: 12px;
    }
}