/* components.css — 内页组件（分类页 / 详情页）
   颜色、字号、圆角一律取 tokens.css 的变量；首页已有组件（.btn .card .tag .section-head .panel .params）直接复用 */

/* ------------------------------------------------------------ 面包屑 */
.crumb { padding-top: 18px; }
.crumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  font-size: 12.5px;
  color: var(--ink-dim);
}
.crumb li { display: inline-flex; align-items: center; gap: 6px; }
.crumb .sep { color: var(--line-strong); }
.crumb a { color: var(--ink-soft); border-bottom: 1px solid transparent; }
.crumb a:hover { color: var(--accent-deep); border-bottom-color: var(--accent); }
.crumb [aria-current="page"] { color: var(--ink); font-weight: 600; }

/* ------------------------------------------------------------ 分类页头 */
.page-hero { padding-block: 20px 22px; border-bottom: 1px solid var(--line); }
.page-hero h1 {
  font-size: var(--fs-2xl);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: 0.01em;
}
.page-lead {
  margin-top: 12px;
  max-width: 46em;
  font-size: var(--fs-md);
  line-height: 1.75;
  color: var(--ink-soft);
}
.page-stats {
  margin-top: 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  font-size: 13px;
  color: var(--ink-dim);
}
.page-stats b {
  font-family:'PingFang SC','Microsoft YaHei','Noto Sans SC',-apple-system,BlinkMacSystemFont,'Segoe UI',Arial,sans-serif;
  font-size: 18px;
  font-weight: 700;
  color: var(--accent);
  margin-right: 4px;
}

/* ------------------------------------------------------------ 筛选与排序 */
.filters { padding-block: 16px; border-bottom: 1px solid var(--line); }
.filters-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 20px;
}
.chip-group { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 34px;
  padding: 0 14px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-pill);
  background: var(--bg-card);
  font-size: 13px;
  color: var(--ink-soft);
  transition: background-color 0.16s var(--ease), color 0.16s var(--ease), border-color 0.16s var(--ease);
}
.chip:hover { border-color: var(--accent); color: var(--accent-deep); }
.chip[aria-pressed="true"] {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  font-weight: 600;
}
.chip em {
  font-style: normal;
  font-family:'PingFang SC','Microsoft YaHei','Noto Sans SC',-apple-system,BlinkMacSystemFont,'Segoe UI',Arial,sans-serif;
  font-size: 11px;
  opacity: 0.75;
}
.filters-tools {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 14px;
}
.result-count { font-size: 12.5px; color: var(--ink-dim); }
.result-count b { font-family:'PingFang SC','Microsoft YaHei','Noto Sans SC',-apple-system,BlinkMacSystemFont,'Segoe UI',Arial,sans-serif; color: var(--ink); }
.sort-group { display: inline-flex; align-items: center; gap: 2px; padding: 2px; background: var(--bg-soft); border-radius: var(--radius-pill); }
.sort-label { padding-left: 8px; font-size: 12.5px; color: var(--ink-dim); }
.sort-btn {
  min-height: 28px;
  padding: 0 12px;
  border-radius: var(--radius-pill);
  font-size: 12.5px;
  color: var(--ink-soft);
  transition: background-color 0.16s var(--ease), color 0.16s var(--ease);
}
.sort-btn:hover { color: var(--accent-deep); }
.sort-btn[aria-pressed="true"] {
  background: var(--bg-card);
  color: var(--ink);
  font-weight: 600;
  box-shadow: 0 1px 3px rgba(34, 38, 28, 0.08);
}

/* ------------------------------------------------------------ 条目网格 */
.notes { padding-block: 26px 10px; }
.notes-intro {
  max-width: 52em;
  margin-bottom: 18px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-soft);
}
.note-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.note-card {
  display: flex;
  flex-direction: column;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color 0.18s var(--ease), transform 0.18s var(--ease);
}
.note-card:hover { border-color: rgba(74, 98, 52, 0.34); transform: translateY(-2px); }
.note-media { aspect-ratio: 16 / 10; overflow: hidden; background: var(--bg-soft); }
.note-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s var(--ease); }
.note-card:hover .note-media img { transform: scale(1.03); }
.note-body { padding: 13px 15px 15px; }
.note-title {
  margin-top: 4px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink);
}
.note-desc {
  margin-top: 6px;
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--ink-dim);
}
.note-meta {
  margin-top: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 12px;
  font-size: 11.5px;
  color: var(--ink-dim);
}
.note-meta span { display: inline-flex; align-items: center; gap: 4px; }
.note-meta span::before { content: ""; width: 4px; height: 4px; border-radius: 50%; background: var(--accent); }
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}
.note-card { position: relative; }
.note-card[hidden] { display: none !important; }
.note-title a::after { content: ""; position: absolute; inset: 0; }
.empty-state {
  padding: 30px 20px;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius-md);
  text-align: center;
  font-size: 14px;
  color: var(--ink-dim);
}

/* ------------------------------------------------------------ 三步法 */
.steps { padding-block: 26px 6px; }
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  counter-reset: step;
}
.step {
  position: relative;
  padding: 16px 16px 18px;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}
.step h3 {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 700;
}
.step h3::before {
  counter-increment: step;
  content: counter(step);
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-family:'PingFang SC','Microsoft YaHei','Noto Sans SC',-apple-system,BlinkMacSystemFont,'Segoe UI',Arial,sans-serif;
  font-size: 12px;
}
.step p { margin-top: 8px; font-size: 12.5px; line-height: 1.7; color: var(--ink-dim); }

/* ------------------------------------------------------------ 分类说明 */
.list-seo { padding-block: 18px 8px; }
.list-seo-inner {
  padding-top: 18px;
  border-top: 1px solid var(--line);
  max-width: 62em;
}
.list-seo h2 { font-size: 18px; font-weight: 700; margin-bottom: 10px; }
.list-seo p { font-size: 14px; line-height: 1.85; color: var(--ink-soft); }
.list-seo p + p { margin-top: 10px; }

/* ------------------------------------------------------------ 继续浏览 */
.continue { padding-block: 22px 26px; }
.continue-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}
.continue-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px 16px 16px;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  transition: border-color 0.18s var(--ease), transform 0.18s var(--ease);
}
.continue-card:hover { border-color: rgba(74, 98, 52, 0.34); transform: translateY(-2px); }
.continue-card strong { font-size: 15px; font-weight: 700; }
.continue-card span { font-size: 12.5px; line-height: 1.65; color: var(--ink-dim); }
.continue-card::after {
  content: "→";
  margin-top: auto;
  padding-top: 8px;
  font-family:'PingFang SC','Microsoft YaHei','Noto Sans SC',-apple-system,BlinkMacSystemFont,'Segoe UI',Arial,sans-serif;
  color: var(--accent);
}

/* ------------------------------------------------------------ 详情页 */
.article-head {
  padding-block: 22px 20px;
  border-bottom: 1px solid var(--line);
}
.article-head h1 {
  margin-top: 10px;
  max-width: 26em;
  font-size: var(--fs-2xl);
  font-weight: 800;
  line-height: 1.28;
  letter-spacing: 0.01em;
}
.article-standfirst {
  margin-top: 12px;
  max-width: 40em;
  font-size: var(--fs-md);
  line-height: 1.8;
  color: var(--ink-soft);
}
.article-meta-line {
  margin-top: 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 16px;
  font-size: 12.5px;
  color: var(--ink-dim);
}
.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: 44px;
  align-items: start;
  padding-block: 24px 10px;
}
.article {
  max-width: 720px;
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--ink-soft);
}
.article-lead {
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--ink);
}
.article-lead strong { color: var(--accent-deep); }
.article h2 {
  margin-top: 30px;
  margin-bottom: 10px;
  font-size: 20px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--ink);
}
.article p + p { margin-top: 12px; }
.article-meta {
  margin-top: 30px;
  padding: 14px 16px;
  background: var(--c-amber);
  border-radius: var(--radius-md);
  font-size: 13px;
  line-height: 1.75;
  color: #5b4a2c;
}

/* 目录 */
.toc {
  position: sticky;
  top: calc(var(--header-h) + 16px);
  padding: 16px;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}
.toc h2 {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--ink);
  margin-bottom: 10px;
}
.toc ol { display: grid; gap: 2px; counter-reset: toc; }
.toc a {
  display: block;
  padding: 5px 8px 5px 10px;
  border-left: 2px solid transparent;
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--ink-dim);
  transition: color 0.16s var(--ease), border-color 0.16s var(--ease), background-color 0.16s var(--ease);
}
.toc a:hover { color: var(--accent-deep); background: var(--bg-soft); }
.toc a.is-active {
  color: var(--accent-deep);
  font-weight: 600;
  border-left-color: var(--accent);
  background: var(--bg-soft);
}

/* 相关条目 */
.related { padding-block: 20px 28px; }
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
.related-card {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 14px;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  transition: border-color 0.18s var(--ease), transform 0.18s var(--ease);
}
.related-card:hover { border-color: rgba(74, 98, 52, 0.34); transform: translateY(-2px); }
.related-thumb {
  flex: none;
  width: 76px;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-xs);
  overflow: hidden;
  background: var(--bg-soft);
}
.related-thumb img { width: 100%; height: 100%; object-fit: cover; }
.related-card h3 { font-size: 13.5px; font-weight: 700; line-height: 1.5; }
.related-card p { margin-top: 4px; font-size: 12px; line-height: 1.55; color: var(--ink-dim); }

/* 分页（本分类 8 条不分页，样式保留备用） */
.pager { display: flex; justify-content: center; gap: 6px; padding-block: 22px; }
.pager a,
.pager span {
  min-width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: var(--ink-soft);
}
.pager [aria-current="page"] { background: var(--accent); border-color: var(--accent); color: #fff; }

@media (max-width: 1100px) {
  .note-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .continue-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .article-layout { grid-template-columns: minmax(0, 1fr) 220px; gap: 28px; }
  .related-grid { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 900px) {
  .article-layout { grid-template-columns: minmax(0, 1fr); }
  .toc { position: static; order: -1; }
  .steps-grid { grid-template-columns: minmax(0, 1fr); }
  .filters-tools { margin-left: 0; width: 100%; justify-content: space-between; }
}

@media (max-width: 560px) {
  .note-grid { grid-template-columns: minmax(0, 1fr); }
  .continue-grid { grid-template-columns: minmax(0, 1fr); }
  .page-hero h1 { font-size: 26px; }
  .article { font-size: 15px; }
  .article-head h1 { font-size: 26px; }
}

/* ------------------------------------------------------------ 数据对接补充（v1.1）
   chip 改为 <a> 服务端跳转；正文配图；分页；卡片标题/摘要截断 */
.chip { text-decoration: none; }
.chip.is-active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  font-weight: 600;
}
.note-title,
.note-desc {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  overflow: hidden;
  word-break: break-word;
}
.note-title { -webkit-line-clamp: 2; }
.note-desc { -webkit-line-clamp: 3; }
.note-meta { display: block; }
.note-meta::before { content: none; }

.pager-btn,
.pager-gap {
  min-width: 34px;
  height: 34px;
  padding: 0 11px;
  display: inline-grid;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  font-size: 13px;
  color: var(--ink-soft);
  text-decoration: none;
}
.pager-btn:hover { border-color: var(--accent); color: var(--accent-deep); }
.pager-btn.is-active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  font-weight: 600;
}
.pager-gap { border-style: dashed; color: var(--ink-dim); }

.article-figure { margin: 18px 0 22px; }
.article-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: var(--radius-md);
  background: var(--bg-soft);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-top: 14px;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent-deep);
  text-decoration: none;
}
.text-link:hover { color: var(--accent); }
.text-link svg { width: 14px; height: 14px; }

.article .article-meta a { color: var(--accent-deep); text-decoration: underline; text-underline-offset: 2px; }

/* 导航项多时横向滚动，避免 1024-1180 区间折行把页头撑高 */
@media (min-width: 901px) {
  .site-nav { flex: 1 1 auto; min-width: 0; display: flex; justify-content: flex-end; overflow-x: auto; scrollbar-width: none; }
  .site-nav::-webkit-scrollbar { display: none; }
  .nav-list { flex-wrap: nowrap; }
}