/* ===================== AIwenAD 博客样式 ===================== */

/* ---------- 列表页（参考图样式） ---------- */
.blog-list-section {
    padding: 200px 0 90px;
    background: var(--white);
}

.bl-wrap {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 24px;
    min-width: 0;
}

/* 左侧分类 */
.bl-sidebar {
    background: #fff;
    border: 1px solid #E2E8F0;
    border-radius: 12px;
    padding: 20px 0;
    align-self: start;
}
.bl-sidebar h4 {
    font-size: 14px;
    font-weight: 700;
    color: #334155;
    padding: 0 20px 14px;
    display: flex;
    align-items: center;
    gap: 8px;
    border-bottom: 1px solid #F1F5F9;
}
.bl-sidebar ul {
    list-style: none;
    margin: 0;
    padding: 12px 0;
}
.bl-sidebar li a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 20px;
    color: #64748B;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: background .2s, color .2s;
}
.bl-sidebar li a:hover {
    color: var(--primary);
}
.bl-sidebar li a.active {
    background: rgba(98, 72, 232, 0.08);
    color: var(--primary);
}
.bl-badge {
    background: #F1F5F9;
    color: #94A3B8;
    font-size: 12px;
    font-weight: 600;
    min-width: 22px;
    height: 22px;
    border-radius: 11px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 6px;
}
.bl-sidebar li a.active .bl-badge {
    background: #fff;
    color: var(--primary);
}

/* 右侧主区 */
.bl-main {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.bl-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: linear-gradient(135deg, var(--primary) 0%, #7f8fff 100%);
    color: #fff;
    border-radius: 12px;
    padding: 22px 28px;
}
.bl-banner-left {
    display: flex;
    align-items: center;
    gap: 14px;
}
.bl-banner-icon {
    width: 42px;
    height: 42px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}
.bl-banner-title {
    font-size: 18px;
    font-weight: 700;
    line-height: 1.35;
}
.bl-banner-sub {
    font-size: 13px;
    opacity: .85;
    margin-top: 3px;
}
.bl-banner-count {
    font-size: 14px;
    font-weight: 600;
    opacity: .9;
}

/* 列表 */
.bl-list {
    background: #fff;
    border: 1px solid #E2E8F0;
    border-radius: 12px;
    overflow: hidden;
}
.bl-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 28px;
    border-bottom: 1px solid #F1F5F9;
    transition: background .2s;
}
.bl-item:last-child {
    border-bottom: none;
}
.bl-item:hover {
    background: #FAF9FF;
}
.bl-item-title {
    color: #1E293B;
    font-size: 16px;
    font-weight: 500;
    text-decoration: none;
    transition: color .2s;
}
.bl-item:hover .bl-item-title {
    color: var(--primary);
}
.bl-item-date {
    color: #94A3B8;
    font-size: 14px;
    flex-shrink: 0;
    margin-left: 20px;
}

/* 分页 */
.bl-pager {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 24px;
}
.bl-pager .bl-pager-ellipsis {
    border: none;
    background: none;
    color: #94A3B8;
    min-width: 24px;
    cursor: default;
}
.bl-pager a,
.bl-pager span {
    min-width: 36px;
    height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid #E2E8F0;
    border-radius: 6px;
    color: #475569;
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    transition: var(--transition-fast);
    padding: 0 8px;
}
.bl-pager a:hover {
    border-color: var(--primary);
    color: var(--primary);
}
.bl-pager span.active {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
}
.bl-pager-disabled {
    color: #CBD5E1;
    cursor: default;
}

/* ---------- 空状态 ---------- */
.blog-empty {
    text-align: center;
    padding: 80px 20px;
    border: 1px dashed #E2E8F0;
    border-radius: 12px;
}
.blog-empty h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--secondary);
    margin-bottom: 12px;
}
.blog-empty p {
    font-size: 15px;
    line-height: 1.65;
    color: var(--gray);
    margin-bottom: 8px;
}
.blog-empty code {
    background: #f1f5f9;
    padding: 2px 8px;
    border-radius: 6px;
    font-size: 13px;
}

/* ---------- 文章详情 ---------- */
.article-top {
    padding: 170px 0 20px;
    background: var(--white);
}
.article-back {
    display: inline-block;
    color: var(--primary);
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
}
.article-back:hover {
    text-decoration: underline;
}

.article-section {
    padding: 0 0 90px;
    background: var(--white);
}

.art-wrap {
    display: grid;
    grid-template-columns: 1fr 260px;
    gap: 60px;
    align-items: start;
}
.art-main {
    min-width: 0;
}
.art-header {
    margin-bottom: 40px;
    padding-bottom: 28px;
    border-bottom: 1px solid #E2E8F0;
}
.article-title {
    font-size: 32px;
    font-weight: 800;
    line-height: 1.35;
    color: var(--secondary);
    margin-bottom: 16px;
}
.article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 14px;
    color: var(--gray);
}

/* 右侧目录 */
.art-side {
    position: sticky;
    top: 170px;
    max-height: calc(100vh - 200px);
    overflow-y: auto;
}
.art-side::-webkit-scrollbar {
    width: 4px;
}
.art-side::-webkit-scrollbar-thumb {
    background: #E2E8F0;
    border-radius: 2px;
}
.art-toc {
    background: #FAF9FF;
    border: 1px solid #E2E8F0;
    border-radius: 12px;
    padding: 20px 0;
}
.art-toc h4 {
    font-size: 14px;
    font-weight: 700;
    color: #334155;
    padding: 0 20px 14px;
    border-bottom: 1px solid #E2E8F0;
}
.art-toc ul {
    list-style: none;
    margin: 0;
    padding: 12px 0;
}
.art-toc li {
    margin: 0;
}
.art-toc a {
    display: block;
    padding: 8px 20px;
    color: #64748B;
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    line-height: 1.5;
    border-left: 2px solid transparent;
    transition: color .2s, background .2s, border-color .2s;
}
.art-toc .toc-sub a {
    padding-left: 36px;
    font-size: 13px;
}
.art-toc a:hover {
    color: var(--primary);
    background: rgba(98, 72, 232, 0.04);
}
.art-toc a.active {
    color: var(--primary);
    border-left-color: var(--primary);
    background: rgba(98, 72, 232, 0.06);
    font-weight: 600;
}

.article-content {
    font-size: 16px;
    line-height: 1.8;
    color: var(--dark-gray);
}
.article-content h2 {
    font-size: 24px;
    font-weight: 700;
    line-height: 1.4;
    color: var(--secondary);
    margin: 32px 0 16px;
}
.article-content h3 {
    font-size: 20px;
    font-weight: 700;
    line-height: 1.4;
    color: var(--secondary);
    margin: 26px 0 14px;
}
.article-content p {
    margin: 0 0 18px;
}
.article-content ul,
.article-content ol {
    margin: 0 0 18px 22px;
}
.article-content li {
    margin-bottom: 8px;
}
.article-content img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin: 12px 0;
}
.article-content a {
    color: var(--primary);
}
.article-content blockquote {
    border-left: 3px solid var(--primary);
    background: #faf9ff;
    padding: 14px 20px;
    margin: 20px 0;
    color: var(--dark-gray);
}
.article-content code {
    font-family: Consolas, Monaco, monospace;
    font-size: 14px;
    background: #f1f5f9;
    padding: 2px 6px;
    border-radius: 6px;
}
.article-content pre {
    background: #f1f5f9;
    padding: 16px;
    border-radius: 8px;
    overflow-x: auto;
    margin: 0 0 18px;
}
.article-content pre code {
    background: none;
    padding: 0;
}
.article-footer {
    margin-top: 50px;
    padding-top: 24px;
    border-top: 1px solid #E2E8F0;
}

/* ---------- 响应式 ---------- */
@media (max-width: 992px) {
    .art-wrap {
        grid-template-columns: 1fr;
    }
    .art-side {
        position: static;
        max-height: none;
        order: -1;
    }
}
@media (max-width: 768px) {
    .bl-wrap {
        grid-template-columns: 1fr;
    }
    .bl-banner {
        padding: 18px;
    }
    .bl-item {
        padding: 14px 18px;
    }
    .article-title {
        font-size: 26px;
    }
    .article-content {
        font-size: 15px;
    }
}