/* ============================================================
 * by 诗航软件-凯哥 2026.6.16
 * ============================================================ */

/* ============================================================
 * knowledge.css - 知识库列表页样式
 * ============================================================ */

.knowledge-section {
    padding: 50px 0 80px;
    background: #f5f9ff;
}

.knowledge-layout {
    display: grid;
    grid-template-columns: 260px 1fr;
    gap: 30px;
}

.knowledge-sidebar {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.category-list a {
    position: relative;
    padding-left: 20px !important;
}

.category-list a::before {
    content: '';
    position: absolute;
    left: 8px;
    top: 50%;
    width: 6px;
    height: 6px;
    background: #1a56db;
    border-radius: 50%;
    transform: translateY(-50%);
}

.knowledge-main {
    background: #fff;
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}

.knowledge-filter {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    flex-wrap: wrap;
    gap: 15px;
}

.knowledge-title {
    font-size: 1.5rem;
    color: #1a56db;
    font-weight: bold;
}

.knowledge-search {
    display: flex;
    gap: 10px;
}

.knowledge-search input {
    padding: 8px 15px;
    border: 1px solid #e5e7eb;
    border-radius: 20px;
    font-size: 0.9rem;
    outline: none;
    width: 200px;
}

.knowledge-search input:focus {
    border-color: #1a56db;
}

.knowledge-search button {
    padding: 8px 20px;
    background: #1a56db;
    color: #fff;
    border: none;
    border-radius: 20px;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.knowledge-search button:hover {
    background: #1d4ed8;
}

.knowledge-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.knowledge-item {
    border-bottom: 1px solid #f1f5f9;
    padding-bottom: 20px;
}

.knowledge-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.knowledge-link {
    display: flex;
    gap: 20px;
    transition: all 0.3s ease;
}

.knowledge-thumb {
    width: 180px;
    height: 120px;
    flex-shrink: 0;
    border-radius: 8px;
    overflow: hidden;
    background: #f1f5f9;
}

.knowledge-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.knowledge-item:hover .knowledge-thumb img {
    transform: scale(1.05);
}

.knowledge-info {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
}

.knowledge-info h3 {
    font-size: 1.15rem;
    color: #1a56db;
    margin-bottom: 10px;
    line-height: 1.5;
    font-weight: 600;
    word-break: break-all;
}

.knowledge-info h3 .more {
    font-size: 0.85rem;
    color: #94a3b8;
    font-weight: normal;
    margin-left: 5px;
    white-space: nowrap;
}

.knowledge-item:hover .knowledge-info h3 {
    color: #1d4ed8;
}

.knowledge-info p {
    font-size: 0.95rem;
    color: #64748b;
    line-height: 1.6;
    margin-bottom: 15px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.knowledge-meta {
    display: flex;
    gap: 20px;
    font-size: 0.85rem;
    color: #94a3b8;
    margin-top: auto;
}

@media (max-width: 900px) {
    .knowledge-layout {
        grid-template-columns: 1fr !important;
    }

    .knowledge-sidebar {
        display: none !important;
    }

    .knowledge-main {
        width: 100% !important;
    }

    .knowledge-thumb {
        width: 140px;
        height: 100px;
    }

    .knowledge-info h3 {
        font-size: 1rem;
        word-break: break-all;
    }

    .knowledge-info p {
        font-size: 0.9rem;
    }

    .knowledge-meta {
        gap: 10px;
        font-size: 0.8rem;
        flex-wrap: wrap;
    }
}

@media (max-width: 576px) {
    .knowledge-sidebar {
        display: none !important;
    }

    .knowledge-section {
        padding: 30px 0 50px;
    }

    .knowledge-main {
        padding: 20px 15px;
        border-radius: 8px;
    }

    .knowledge-link {
        flex-direction: column;
        gap: 12px;
    }

    .knowledge-thumb {
        width: 100%;
        height: 180px;
    }

    .knowledge-info h3 {
        font-size: 0.95rem;
        word-break: break-all;
    }

    .knowledge-info p {
        font-size: 0.85rem;
    }

    .knowledge-meta {
        gap: 8px;
        font-size: 0.75rem;
    }

    .knowledge-title {
        font-size: 1.2rem;
    }

    .knowledge-search input {
        width: 150px;
    }
}