/* 知识库样式 */
.knowledge-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2.5rem;
    margin-bottom: 4rem;
}

.knowledge-card {
    background-color: var(--secondary);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    transform: translateY(30px);
    opacity: 0;
    border: 1px solid rgba(201, 169, 110, 0.1);
}

.knowledge-card.animate {
    transform: translateY(0);
    opacity: 1;
}

.knowledge-card:hover {
    transform: translateY(-15px);
    border-color: rgba(201, 169, 110, 0.3);
}

.knowledge-img {
    height: 220px;
    overflow: hidden;
    position: relative;
}

.knowledge-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.knowledge-card:hover .knowledge-img img {
    transform: scale(1.1);
}

.knowledge-content {
    padding: 2rem;
}

.knowledge-content h3 {
    margin-bottom: 1rem;
    color: var(--light);
    font-size: 1.4rem;
}

/* 确保知识库标题内的链接没有下划线 */
.knowledge-content h3 a {
    text-decoration: none;
    color: inherit;
}


.knowledge-content p {
    margin-bottom: 1.5rem;
    color: var(--text);
}

.read-more {
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    transition: var(--transition);
}

.read-more i {
    margin-left: 8px;
    transition: var(--transition);
}

.read-more:hover {
    color: var(--accent-dark);
}

.read-more:hover i {
    transform: translateX(8px);
}

/* 分页样式 */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 4rem;
    gap: 0.5rem;
}

.page-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 8px;
    background-color: var(--secondary);
    color: var(--text);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    border: 1px solid rgba(201, 169, 110, 0.1);
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
}

.page-num::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gold-gradient);
    opacity: 0;
    transition: var(--transition);
    z-index: -1;
}

.page-num:hover {
    color: var(--primary);
    transform: translateY(-5px);
    border-color: var(--accent);
}

.page-num:hover::before {
    opacity: 1;
}

.page-num-current {
    background: var(--gold-gradient);
    color: var(--primary);
    border-color: var(--accent);
    transform: translateY(-5px);
    box-shadow: 0 15px 25px rgba(0, 0, 0, 0.3);
}

.page-num-current:hover {
    color: var(--primary);
}

@media (max-width: 768px) {
    .knowledge-grid {
        grid-template-columns: 1fr;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .pagination {
        flex-wrap: wrap;
        gap: 0.3rem;
    }
    
    .page-num {
        width: 42px;
        height: 42px;
        font-size: 0.9rem;
    }
}

@media (max-width: 576px) {
    .section-header h2 {
        font-size: 1.8rem;
    }
    
    .page-num {
        width: 38px;
        height: 38px;
        font-size: 0.85rem;
    }
}