/* components.css — 内页专用组件（分类页 / 详情页）
   只消费 tokens.css 的变量；首页组件（.hero / .care-step / .featured-card）不在此重复。 */

/* ---------- 面包屑 ---------- */
.crumb { padding-top: 24px; font-size: 13.5px; color: var(--ink-soft); }
.crumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.crumb li { display: flex; align-items: center; gap: 8px; }
.crumb li + li > span[aria-hidden] { color: var(--line-strong); }
.crumb a { color: var(--ink-soft); }
.crumb a:hover { color: var(--green-900); text-decoration: underline; text-underline-offset: 4px; }
.crumb [aria-current="page"] { color: var(--green-900); font-weight: 600; }

/* ---------- 列表页标题区 ---------- */
.page-hero { padding-top: 22px; padding-bottom: 26px; }
.page-hero .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  font-size: 13px;
  letter-spacing: .18em;
  color: var(--brass);
}
.page-hero .eyebrow::before {
  content: "";
  width: 26px;
  height: 1px;
  background: var(--brass);
}
.page-hero h1 {
  font-size: clamp(38px, 4.4vw, 58px);
  line-height: 1.1;
  color: var(--green-900);
  letter-spacing: .01em;
}
.page-lead {
  max-width: 860px;
  margin-top: 16px;
  font-size: 17px;
  line-height: 1.95;
  color: var(--ink);
}

/* ---------- 工具条（筛选 / 排序） ---------- */
.toolbar {
  position: sticky;
  top: 75px;
  z-index: 30;
  padding: 14px 0;
  background: rgba(246, 244, 237, .96);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(8px);
}
.toolbar-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px 26px;
}
.filter-label { font-size: 14px; font-weight: 600; color: var(--green-900); }
.sort-wrap label.filter-label { cursor: pointer; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 0; padding: 0; list-style: none; }
.chip {
  padding: 7px 14px;
  font-size: 14px;
  color: var(--ink);
  background: var(--bg-alt);
  border: 1px solid var(--line);
  border-radius: 999px;
  cursor: pointer;
  transition: background .16s ease, border-color .16s ease, color .16s ease;
}
.chip:hover { border-color: var(--green-900); }
.chip.is-active {
  background: var(--green-900);
  border-color: var(--green-900);
  color: var(--ink-invert);
}
.sort-wrap { display: flex; align-items: center; gap: 10px; margin-left: auto; }
.sort-wrap select {
  padding: 7px 12px;
  font-size: 14px;
  color: var(--ink);
  background: var(--bg-alt);
  border: 1px solid var(--line);
  border-radius: var(--r-2);
  cursor: pointer;
}
.catalog-count { font-size: 13.5px; color: var(--ink-soft); }
.catalog-count b { color: var(--green-900); }

/* ---------- 列表卡片 ---------- */
.catalog { padding-top: 26px; padding-bottom: 8px; }
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 26px 24px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.list-card {
  display: flex;
  flex-direction: column;
  background: var(--bg-alt);
  border: 1px solid var(--line);
  border-radius: var(--r-4);
  overflow: hidden;
  transition: border-color .18s ease, transform .18s ease;
}
.list-card:hover { border-color: var(--green-900); transform: translateY(-2px); }
.list-card .thumb {
  margin: 0;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--bg-card);
}
.list-card .thumb img { width: 100%; height: 100%; object-fit: cover; }
.list-card .body { padding: 16px 18px 18px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.tag-row { display: flex; flex-wrap: wrap; gap: 6px; }
.tag {
  padding: 3px 9px;
  font-size: 12px;
  color: var(--green-800);
  background: var(--bg-card);
  border-radius: 999px;
}
.list-card h2 { font-size: 18px; line-height: 1.5; color: var(--green-900); }
.list-card p { font-size: 14.5px; line-height: 1.85; color: var(--ink); }
.list-card .more {
  margin-top: auto;
  padding-top: 10px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--green-900);
}
.grid-empty {
  margin: 30px 0 0;
  padding: 28px;
  text-align: center;
  font-size: 15px;
  color: var(--ink-soft);
  background: var(--bg-alt);
  border: 1px dashed var(--line-strong);
  border-radius: var(--r-4);
}

/* ---------- 列表说明 ---------- */
.list-seo { padding-top: 30px; padding-bottom: 34px; }
.list-seo .scope-card { grid-template-columns: 214px minmax(0, 1fr); }
.list-seo h2 {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  color: var(--green-900);
}
.list-seo p { font-size: 15px; line-height: 1.95; color: var(--ink); }

/* ---------- 相邻分类 ---------- */
.related-cats { padding-bottom: 40px; }
.related-cats h2 { font-size: 20px; color: var(--green-900); margin-bottom: 14px; }
.related-cats ul { display: flex; flex-wrap: wrap; gap: 10px; }
.related-cats a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  font-size: 14.5px;
  color: var(--green-900);
  background: var(--bg-alt);
  border: 1px solid var(--line);
  border-radius: 999px;
}
.related-cats a:hover { border-color: var(--green-900); }

/* ---------- 详情页 ---------- */
.article-wrap {
  display: grid;
  grid-template-columns: minmax(0, 820px) 260px;
  justify-content: space-between;
  gap: 48px;
  padding-top: 10px;
  padding-bottom: 46px;
}
.article { min-width: 0; }
.article-head { padding: 4px 0 22px; border-bottom: 1px solid var(--line); }
.article-head h1 {
  font-size: clamp(32px, 3.6vw, 46px);
  line-height: 1.22;
  color: var(--green-900);
  letter-spacing: .01em;
}
.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 18px;
  margin-top: 16px;
  font-size: 13.5px;
  color: var(--ink-soft);
}
.article-meta .dot { color: var(--line-strong); }
.article-body { padding-top: 24px; }
.article-body h2 {
  margin: 38px 0 14px;
  padding-left: 14px;
  position: relative;
  font-size: 24px;
  color: var(--green-900);
}
.article-body h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  bottom: 6px;
  width: 4px;
  border-radius: 2px;
  background: var(--green-900);
}
.article-body h2:first-child { margin-top: 0; }
.article-body p {
  font-size: 17px;
  line-height: 1.95;
  color: var(--ink);
  margin-bottom: 1.1em;
}
.article-body em { font-style: italic; }
.article-body a {
  color: var(--green-900);
  border-bottom: 1px solid var(--brass);
  padding-bottom: 1px;
}
.article-body a:hover { background: var(--bg-card); }

/* 目录 */
.toc {
  align-self: start;
  position: sticky;
  top: 100px;
  padding: 20px 22px;
  background: var(--bg-alt);
  border: 1px solid var(--line);
  border-radius: var(--r-4);
}
.toc h2 { font-size: 15px; letter-spacing: .06em; color: var(--green-900); margin-bottom: 12px; }
.toc ol { margin: 0; padding: 0; list-style: none; counter-reset: toc; }
.toc li { counter-increment: toc; }
.toc a {
  display: block;
  padding: 7px 0 7px 26px;
  position: relative;
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink-soft);
  border-left: 2px solid transparent;
}
.toc a::before {
  content: counter(toc, decimal-leading-zero);
  position: absolute;
  left: 0;
  font-size: 12px;
  color: var(--brass);
}
.toc a:hover { color: var(--green-900); }
.toc a.is-active {
  color: var(--green-900);
  font-weight: 600;
  border-left-color: var(--green-900);
  padding-left: 24px;
}
.toc-toggle { display: none; cursor: pointer; }

/* 相关条目 / 上下篇 */
.related { padding-top: 34px; padding-bottom: 10px; border-top: 1px solid var(--line); margin-top: 20px; }
.related h2 { font-size: 20px; color: var(--green-900); margin-bottom: 16px; }
.related ul { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.related a {
  display: block;
  height: 100%;
  padding: 14px 16px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--green-900);
  background: var(--bg-alt);
  border: 1px solid var(--line);
  border-radius: var(--r-3);
}
.related a:hover { border-color: var(--green-900); }
.prev-next { padding-top: 22px; padding-bottom: 44px; }
.prev-next ul { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.prev-next a {
  display: block;
  padding: 16px 18px;
  font-size: 15px;
  color: var(--green-900);
  background: var(--bg-alt);
  border: 1px solid var(--line);
  border-radius: var(--r-4);
}
.prev-next .label { display: block; margin-bottom: 6px; font-size: 12.5px; color: var(--ink-soft); }
.prev-next a:hover { border-color: var(--green-900); }

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .card-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .article-wrap { grid-template-columns: 1fr; gap: 0; }
  .toc {
    position: static;
    margin-bottom: 24px;
    padding: 16px 18px;
  }
  .toc ol { display: none; }
  .toc.is-open ol { display: block; }
  .toc-toggle {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
    padding: 8px 14px;
    font-size: 14px;
    color: var(--green-900);
    background: transparent;
    border: 1px solid var(--line-strong);
    border-radius: var(--r-2);
    cursor: pointer;
  }
}

@media (max-width: 720px) {
  .toolbar { top: 0; position: static; }
  .card-grid { grid-template-columns: 1fr; gap: 20px; }
  .page-hero { padding: 16px 0 20px; }
  .page-lead { font-size: 16px; }
  .sort-wrap { margin-left: 0; }
  .related ul { grid-template-columns: 1fr; }
  .prev-next ul { grid-template-columns: 1fr; }
  .list-seo .scope-card { grid-template-columns: 1fr; }
}

/* ---------- 列表导语 ---------- */
.list-intro {
  margin: 0 0 18px;
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--ink-soft);
}

/* ---------- 详情页题图 ---------- */
.article-figure {
  margin: 22px 0 0;
  border-radius: var(--r-4);
  overflow: hidden;
  background: var(--bg-alt);
  border: 1px solid var(--line);
}
.article-figure img { width: 100%; height: auto; aspect-ratio: 16 / 7; object-fit: cover; }
.article-figure figcaption {
  padding: 10px 14px 12px;
  font-size: 13px;
  color: var(--ink-soft);
  border-top: 1px solid var(--line);
}
.article-meta span + span::before { content: "·"; margin-right: 18px; color: var(--line-strong); }

/* 卡片内的整块链接 */
.list-card__link { display: flex; flex-direction: column; gap: 8px; flex: 1; color: inherit; }