.tool-card {
    transition: all 0.3s ease;
    border-radius: 1rem !important;
    overflow: hidden;
}

.tool-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15) !important;
}

.tool-card .card-body {
    padding: 1.5rem;
}

/* 工具图标样式 */
.tool-icon {
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    /* 添加以下属性来适配图片 */
    padding: 10px;
    box-sizing: border-box;
}

/* 为图片添加专门的样式 */
.tool-icon img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
}

/* 分类导航样式 */
.list-group-item {
    border-left: none;
    border-right: none;
    border-radius: 0 !important;
    transition: all 0.3s ease;
    padding: 0.8rem 1.25rem;
}

.list-group-item:first-child {
    border-top: none;
}

.list-group-item:last-child {
    border-bottom: none;
}

.list-group-item:hover {
    background-color: #f8f9fa;
    transform: translateX(5px);
}

.list-group-item.active {
    background-color: #0d6efd;
    border-color: #0d6efd;
}

.list-group-item.active:hover {
    background-color: #0b5ed7;
    transform: translateX(0);
}

/* 分页样式 */
.pagination-group {
    display: flex;
    justify-content: center;
    align-items: center;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .section-header h1 {
        font-size: 2rem;
    }

    .tool-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }

    .tool-card .card-body {
        padding: 1.25rem;
    }

    /* 在小屏幕上将分类导航移到上方 */
    .row {
        flex-direction: column-reverse;
    }

    .col-lg-3 {
        order: 1;
        margin-bottom: 1.5rem;
    }

    .col-lg-9 {
        order: 2;
    }
}

@media (max-width: 576px) {
    .section-header h1 {
        font-size: 1.75rem;
    }

    .tool-icon {
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
    }

    .tool-card .card-title {
        font-size: 1.1rem;
    }

    .tool-card .card-text {
        font-size: 0.9rem;
    }
}