/* 首页分类导航样式 */

.category-nav-container {
    margin: 30px 0;
    padding: 20px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 15px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.category-nav-title {
    text-align: center;
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 25px;
    color: var(--font-color);
}

.category-nav-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.category-nav-item {
    position: relative;
    padding: 25px 20px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-radius: 12px;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    border: 2px solid transparent;
}

.category-nav-item:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.3);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.category-nav-item i {
    font-size: 32px;
    margin-bottom: 12px;
    display: block;
    color: var(--theme-color, #49b1f5);
}

.category-nav-item h3 {
    font-size: 18px;
    font-weight: 600;
    margin: 0 0 8px 0;
    color: var(--font-color);
}

.category-nav-item p {
    font-size: 14px;
    color: var(--font-color);
    opacity: 0.8;
    margin: 0;
}

.category-nav-item a {
    text-decoration: none;
    color: inherit;
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}


/* 暗色模式适配 */

[data-theme='dark'] .category-nav-container {
    background: rgba(0, 0, 0, 0.3);
}

[data-theme='dark'] .category-nav-item {
    background: rgba(0, 0, 0, 0.4);
}

[data-theme='dark'] .category-nav-item:hover {
    background: rgba(0, 0, 0, 0.5);
}


/* 移动端适配 */

@media screen and (max-width: 768px) {
    .category-nav-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    .category-nav-item {
        padding: 20px 15px;
    }
    .category-nav-item i {
        font-size: 28px;
    }
    .category-nav-item h3 {
        font-size: 16px;
    }
}