/**
 * 详情页专用样式 — 设计图风格
 */

/* ===== 两栏布局 ===== */
.single-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 24px;
    padding: 16px 0 0;
}

/* ===== 文章正文区 ===== */
.single-main {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-card);
    padding: 28px 32px;
}

/* ===== 文章头部 ===== */
.article-header {
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--color-border-light);
}

.article-tags {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-bottom: 8px;
}

.article-tags .tag {
    font-size: 10px;
    font-family: var(--mono);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    padding: 2px 9px;
    border-radius: 4px;
    font-weight: 500;
    background: var(--color-primary-soft);
    color: var(--color-primary);
}

.article-tags .tag.tag-hot {
    background: #FDEBEC;
    color: #9F2F2D;
}

.article-tags .tag.tag-cat {
    background: var(--color-bg);
    color: var(--color-text-muted);
}

.article-header h1 {
    font-size: clamp(22px, 2.8vw, 30px);
    font-weight: 700;
    color: var(--color-text);
    line-height: 1.35;
    margin-bottom: 10px;
    letter-spacing: -0.015em;
}

.article-meta {
    font-size: 12px;
    color: var(--color-text-muted);
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    font-family: var(--mono);
}

.article-meta .meta-seq {
    color: var(--color-primary);
    font-weight: 600;
}

/* ===== 文章正文 ===== */
.article-body {
    font-size: 15.5px;
    line-height: 1.8;
    color: var(--color-text-secondary);
}

.article-body p {
    margin: 0 0 1em;
}

.article-body h2 {
    font-size: 20px;
    font-weight: 700;
    margin: 32px 0 12px;
    line-height: 1.3;
    letter-spacing: -0.01em;
    padding-left: 12px;
    border-left: 3px solid var(--color-primary);
}

.article-body h3 {
    font-size: 17px;
    font-weight: 600;
    margin: 24px 0 8px;
    line-height: 1.3;
}

.article-body ul,
.article-body ol {
    margin: 0 0 1em;
    padding-left: 20px;
}

.article-body li {
    margin-bottom: 4px;
}

.article-body img {
    max-width: 100%;
    height: auto;
    border-radius: 6px;
    margin: 16px 0;
    border: 1px solid var(--color-border);
}

.article-body blockquote {
    margin: 16px 0;
    padding: 12px 18px;
    border-left: 3px solid var(--color-primary);
    background: var(--color-primary-soft);
    border-radius: 4px;
    font-style: italic;
    font-size: 14px;
    color: var(--color-text-secondary);
}

.article-body table {
    width: 100%;
    border-collapse: collapse;
    margin: 16px 0 20px;
    font-size: 14px;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    overflow: hidden;
}

.article-body th,
.article-body td {
    padding: 10px 14px;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

.article-body th {
    background: var(--color-bg);
    font-weight: 600;
    font-size: 12.5px;
    letter-spacing: 0.03em;
    color: var(--color-text-muted);
}

.article-body td {
    background: var(--color-surface);
}

.article-body tbody tr:hover td {
    background: var(--color-primary-soft);
}

.article-body thead tr th {
    border-top: 1px solid var(--color-border);
}

.article-body .tip,
.article-body .warn {
    margin: 16px 0;
    padding: 14px 18px;
    border-radius: 6px;
    font-size: 14px;
    line-height: 1.6;
}

.article-body .tip {
    background: var(--color-primary-soft);
    border-left: 3px solid var(--color-primary);
}

.article-body .warn {
    background: #FDEBEC;
    border-left: 3px solid #9F2F2D;
}

.article-body .tip .tip-label,
.article-body .warn .warn-label {
    font-family: var(--mono);
    font-size: 10px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-primary);
    margin-bottom: 4px;
}

.article-body .warn .warn-label {
    color: #9F2F2D;
}

/* ===== 上一篇 / 下一篇 ===== */
.post-nav {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--color-border-light);
}

.post-nav .nav-item {
    flex: 1;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    padding: 10px 14px;
    transition: border-color var(--transition);
    text-decoration: none;
    color: inherit;
}

.post-nav .nav-item:hover:not(.disabled) {
    border-color: var(--color-primary);
}

.post-nav .nav-item.disabled {
    opacity: 0.4;
    cursor: default;
}

.post-nav .nav-item.prev {
    text-align: left;
}

.post-nav .nav-item.next {
    text-align: right;
}

.post-nav .nav-label {
    font-size: 11px;
    color: var(--color-text-muted);
    margin-bottom: 2px;
    font-family: var(--mono);
}

.post-nav .nav-title {
    font-size: 13px;
    color: var(--color-text);
    font-weight: 500;
    line-height: 1.3;
}

.post-nav .nav-item:hover:not(.disabled) .nav-title {
    color: var(--color-primary);
}

/* ===== 侧边栏（详情页） ===== */
.single-sidebar {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.single-sidebar .sidebar-panel {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-card);
    padding: 18px 20px;
}

.single-sidebar .panel-title {
    font-size: 13.5px;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 10px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--color-border);
}

/* 侧边栏开服列表 */
.single-sidebar .server-side-list {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.single-sidebar .server-side-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 7px 0;
    border-bottom: 1px solid var(--color-border-light);
    text-decoration: none;
    color: inherit;
    transition: padding-left var(--transition);
    cursor: pointer;
}
.single-sidebar .server-side-item:last-child { border: none; }
.single-sidebar .server-side-item:hover { padding-left: 6px; }

.single-sidebar .server-side-name {
    font-weight: 600;
    font-size: 13px;
    color: var(--color-text);
    width: 70px;
    flex-shrink: 0;
}

.single-sidebar .server-side-version {
    font-size: 12px;
    color: var(--color-text-muted);
    flex: 1;
}

.single-sidebar .server-side-badge {
    font-size: 9.5px;
    font-family: var(--mono);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    padding: 2px 7px;
    border-radius: 4px;
    flex-shrink: 0;
}
.single-sidebar .server-side-badge.badge-hot {
    background: #FDEBEC;
    color: #9F2F2D;
}
.single-sidebar .server-side-badge.badge-new {
    background: #E1F3FE;
    color: #1F6C9F;
}

/* 侧边栏热门 */
.single-sidebar .hot-list {
    display: flex;
    flex-direction: column;
    gap: 0;
}
.single-sidebar .hot-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 7px 0;
    border-bottom: 1px solid var(--color-border-light);
    font-size: 13px;
}
.single-sidebar .hot-item:last-child { border: none; }

.single-sidebar .hot-rank {
    width: 20px;
    height: 20px;
    border-radius: 4px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    font-weight: 700;
    font-family: var(--mono);
    background: var(--color-bg);
    color: var(--color-text-muted);
}
.single-sidebar .hot-rank.rank-1 {
    background: var(--color-primary);
    color: #fff;
}
.single-sidebar .hot-rank.rank-2 {
    background: var(--color-primary-soft);
    color: var(--color-primary);
}
.single-sidebar .hot-rank.rank-3 {
    background: #FDEBEC;
    color: #9F2F2D;
}
.single-sidebar .hot-item a {
    flex: 1;
    color: var(--color-text-secondary);
    line-height: 1.35;
}
.single-sidebar .hot-item a:hover { color: var(--color-primary); }
.single-sidebar .hot-views {
    font-size: 10.5px;
    font-family: var(--mono);
    color: var(--color-text-muted);
    flex-shrink: 0;
}

/* 侧边栏时间线 */
.single-sidebar .timeline-list {
    display: flex;
    flex-direction: column;
    gap: 0;
}
.single-sidebar .timeline-item {
    display: flex;
    gap: 10px;
    padding: 8px 0;
    border-bottom: 1px solid var(--color-border-light);
    align-items: flex-start;
}
.single-sidebar .timeline-item:last-child { border: none; }

.single-sidebar .timeline-dot {
    width: 5px;
    height: 5px;
    border-radius: 999px;
    background: var(--color-primary);
    flex-shrink: 0;
    margin-top: 6px;
}
.single-sidebar .timeline-body { flex: 1; }
.single-sidebar .timeline-title {
    font-size: 13px;
    font-weight: 500;
    line-height: 1.35;
}
.single-sidebar .timeline-title a { color: var(--color-text); }
.single-sidebar .timeline-title a:hover { color: var(--color-primary); }
.single-sidebar .timeline-cat {
    display: inline-block;
    font-family: var(--mono);
    font-size: 9px;
    letter-spacing: 0.05em;
    color: var(--color-primary);
    background: var(--color-primary-soft);
    padding: 1px 6px;
    border-radius: 3px;
    margin-left: 6px;
}
.single-sidebar .timeline-desc {
    font-size: 12px;
    color: var(--color-text-muted);
    margin-top: 2px;
    line-height: 1.4;
}
.single-sidebar .timeline-date {
    font-family: var(--mono);
    font-size: 10.5px;
    color: var(--color-text-muted);
    flex-shrink: 0;
    margin-top: 2px;
}

/* ===== 相关文章（底部，全宽） ===== */
.related-section {
    padding: 32px 0 40px;
    margin-top: 8px;
    border-top: 1px solid var(--color-border);
}

.related-title {
    font-size: 16px;
    font-weight: 700;
    margin: 0 0 14px;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--color-border);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    overflow: hidden;
}

.related-card {
    background: var(--color-surface);
    padding: 18px 20px;
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    transition: background var(--transition);
}

.related-card:hover {
    background: var(--color-primary-soft);
}

.related-card .rc-tag {
    font-family: var(--mono);
    font-size: 9px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-primary);
    background: var(--color-primary-soft);
    padding: 1px 6px;
    border-radius: 3px;
    display: inline-block;
    width: fit-content;
    margin-bottom: 6px;
}

.related-card .rc-title {
    font-size: 13.5px;
    font-weight: 600;
    line-height: 1.35;
    margin-bottom: 4px;
    color: var(--color-text);
}

.related-card .rc-desc {
    font-size: 12px;
    color: var(--color-text-muted);
    line-height: 1.5;
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    line-clamp: 2;
    overflow: hidden;
}

.related-card .rc-date {
    font-family: var(--mono);
    font-size: 10.5px;
    color: var(--color-text-muted);
    margin-top: 8px;
}

/* ===== 响应式 ===== */
@media (max-width: 900px) {
    .single-layout {
        grid-template-columns: 1fr;
    }
    .single-main {
        padding: 24px;
    }
    .related-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .single-main {
        padding: 18px 16px;
    }
    .article-header h1 {
        font-size: 20px;
    }
    .article-body {
        font-size: 14.5px;
    }
    .article-body h2 {
        font-size: 18px;
    }
    .article-body h3 {
        font-size: 15.5px;
    }
    .post-nav {
        flex-direction: column;
    }
    .post-nav .nav-item.next {
        text-align: left;
    }
    .related-grid {
        grid-template-columns: 1fr;
    }
    .single-sidebar .sidebar-panel {
        padding: 14px 16px;
    }
}

@media (max-width: 480px) {
    .single-main {
        padding: 14px 12px;
    }
    .article-body {
        font-size: 14px;
    }
    .article-body table {
        font-size: 12px;
    }
    .article-body th,
    .article-body td {
        padding: 6px 8px;
    }
    .article-meta {
        font-size: 11px;
        gap: 10px;
    }
}