/* 蝾螈 · 页面样式（首页 / 分类页 / 详情页），依赖 tokens.css + components.css */

/* ================================================================ 首页 */

.hero { background: var(--bg-hero); }

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 45%;
  min-height: 490px;
}

.hero-copy {
  padding: 56px 40px 40px max(var(--gutter), calc((100vw - var(--container)) / 2));
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.kicker {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: #5a5b55;
}

.hero h1 {
  margin-top: 16px;
  font-size: 45px;
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.lead {
  margin-top: 18px;
  max-width: 560px;
  font-size: 16px;
  line-height: 1.85;
  color: #45463f;
}

.hero-actions {
  margin-top: 26px;
  display: flex;
  align-items: center;
  gap: 22px;
  flex-wrap: wrap;
}

.hero-stats {
  margin-top: 28px;
  display: flex;
  flex-wrap: wrap;
  font-size: 13px;
  color: #55564f;
}

.hero-stats li {
  padding: 0 20px;
  border-left: 1px solid #c9c9c2;
  line-height: 1.4;
}

.hero-stats li:first-child { padding-left: 0; border-left: 0; }

.hero-stats strong { font-weight: 500; }

.hero-media {
  position: relative;
  margin: 0;
  overflow: hidden;
}

.hero-media img { width: 100%; height: 100%; object-fit: cover; }

/* 分类索引 */

.section-categories { background: var(--bg); padding: 35px 0 37px; }

.section-categories .section-head p { margin-top: 8px; }

.cat-index {
  margin-top: 28px;
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  gap: 18px;
}

.cat-item { min-width: 0; }

.cat-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  height: 100%;
  padding: 0 2px;
}

.cat-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--bg-chip);
  color: #3c3d38;
  transition: background 0.2s ease, color 0.2s ease;
}

.cat-icon svg { width: 23px; height: 23px; }

.cat-link:hover .cat-icon { background: var(--accent); color: #fff; }

.cat-num {
  margin-top: 8px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--accent);
}

.cat-item h3 {
  margin-top: 2px;
  font-size: 14.5px;
  font-weight: 700;
  letter-spacing: 0;
}

.cat-item p {
  margin-top: 5px;
  font-size: 12px;
  line-height: 1.45;
  color: var(--muted);
  max-width: 150px;
}

.cat-chips {
  margin-top: 6px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 3px;
}

.cat-chips li {
  padding: 0 5px;
  border: 1px solid #deded7;
  border-radius: 999px;
  font-size: 10px;
  line-height: 1.4;
  color: #6a6b64;
  white-space: nowrap;
}

/* 精选条目 */

.section-featured { background: var(--bg-featured); padding: 36px 0 40px; }

.section-featured .section-head h2 { margin-top: 5px; font-size: 32px; }

.section-featured .section-head p { max-width: 720px; }

.feature-grid {
  margin-top: 26px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 26px;
}

.feature-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.feature-link { display: flex; flex-direction: column; height: 100%; }

.feature-media { margin: 0; aspect-ratio: 5 / 2; overflow: hidden; background: #dfe2e2; }

.feature-media img { width: 100%; height: 100%; object-fit: cover; }

.feature-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 18px 22px 22px;
}

.feature-body h3 {
  margin-top: 8px;
  font-size: 19px;
  font-weight: 700;
  line-height: 1.45;
}

.feature-body p {
  margin-top: 9px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--muted);
}

.feature-link:hover .more { color: var(--accent); }

/* 阅读路径 */

.section-path { background: var(--bg); padding: 44px 0 46px; }

.path-list {
  margin-top: 34px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 34px;
}

.path-list li { position: relative; }

.path-list li:not(:last-child)::after {
  content: "→";
  position: absolute;
  top: 4px;
  right: -24px;
  color: #c7a68f;
  font-size: 18px;
}

.path-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
}

.path-list h3 { margin-top: 10px; font-size: 16px; font-weight: 700; }

.path-list p {
  margin-top: 7px;
  font-size: 13px;
  line-height: 1.75;
  color: var(--muted);
}

/* 收录说明 */

.section-scope { background: var(--bg-scope); padding: 54px 0; }

.scope-inner {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 36px;
  align-items: start;
}

.scope-head { display: flex; align-items: center; gap: 14px; }

.scope-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  color: #3c3d38;
}

.scope-icon svg { width: 24px; height: 24px; }

.scope-head h2 { font-size: 22px; }

.scope-body p {
  font-size: 13.5px;
  line-height: 2;
  color: #52534d;
}

.scope-body p + p { margin-top: 2px; }

/* ============================================================ 分类页 */

.page-hero {
  background: #f0f0ed;
  border-bottom: 1px solid #e2e2db;
  padding: 34px 0 40px;
}

.page-hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 210px;
  gap: 40px;
  align-items: center;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  color: var(--muted);
}

.breadcrumb > * + *::before {
  content: "/";
  margin-right: 8px;
  color: #b6b6ae;
}

.breadcrumb a:hover { color: var(--accent); }

.page-label {
  display: inline-block;
  margin-top: 22px;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--accent);
}

.page-hero h1 {
  margin-top: 8px;
  font-size: 42px;
  letter-spacing: -0.025em;
}

.page-lead {
  margin-top: 14px;
  max-width: 760px;
  font-size: 15.5px;
  line-height: 1.85;
  color: #4d4e48;
}

.page-hero-mark { color: #c9c9c0; }
.page-hero-mark svg { width: 100%; height: auto; }

/* 筛选条 */

.toolbar {
  position: sticky;
  top: var(--header-h);
  z-index: 40;
  background: #fff;
  border-bottom: 1px solid var(--line);
}

.toolbar-inner {
  display: flex;
  align-items: center;
  gap: 26px;
  flex-wrap: wrap;
  padding-top: 13px;
  padding-bottom: 13px;
}

.filter-group { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }

.filter-label {
  font-size: 12.5px;
  color: var(--muted);
  margin-right: 3px;
}

.filter-group button {
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 999px;
  padding: 5px 12px;
  font: inherit;
  font-size: 13px;
  color: var(--ink-soft);
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.filter-group button:hover { border-color: var(--ink); }

.filter-group button[aria-pressed="true"] {
  background: var(--ink);
  border-color: var(--ink);
  color: #fff;
}

.sort-group {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  color: var(--muted);
}

.sort-group label { cursor: pointer; }

.sort-group select {
  font: inherit;
  font-size: 13px;
  color: var(--ink);
  padding: 6px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

/* 物种名录 */

.section-species { padding: 40px 0 52px; }

.species-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  flex-wrap: wrap;
}

.species-head h2 { font-size: 30px; }

.species-count {
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
}

.species-note {
  margin-top: 8px;
  font-size: 13px;
  color: var(--muted);
}

.species-grid {
  margin-top: 26px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 26px;
}

.species-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.species-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(24, 30, 28, 0.1);
}

.species-link { display: flex; flex-direction: column; height: 100%; }

.species-media { margin: 0; aspect-ratio: 3 / 2; overflow: hidden; background: #dfe2e2; }
.species-media img { width: 100%; height: 100%; object-fit: cover; }

.species-body { padding: 16px 20px 22px; }

.species-body h3 { margin-top: 6px; font-size: 18px; font-weight: 700; }

.species-body p {
  margin-top: 7px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}

.empty-state {
  padding: 40px 0 8px;
  text-align: center;
  font-size: 14px;
  color: var(--muted);
}

/* 分类说明 */

.list-description {
  margin-top: 46px;
  padding-top: 32px;
  border-top: 1px solid #e4e4dc;
}

.list-description p {
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.95;
  color: #45463f;
}

/* 相关分类 */

.section-related { background: #f0f0ee; padding: 44px 0 48px; }

.related-grid {
  margin-top: 26px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.related-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 22px 24px;
  background: #fff;
  border: 1px solid #e6e6df;
  border-radius: var(--radius);
  transition: border-color 0.2s ease;
}

.related-card:hover { border-color: var(--accent); }

.related-card h3 { font-size: 18px; font-weight: 700; }

.related-card p { font-size: 13.5px; line-height: 1.7; color: var(--muted); }

.related-card::after {
  content: "→";
  margin-top: 2px;
  color: var(--accent);
  font-size: 15px;
}

/* ============================================================ 详情页 */

.article-hero {
  background: #f0f0ed;
  border-bottom: 1px solid #e2e2db;
  padding: 32px 0 40px;
}

.article-hero h1 {
  margin-top: 10px;
  max-width: 900px;
  font-size: 40px;
  letter-spacing: -0.025em;
  line-height: 1.28;
}

.article-lead {
  margin-top: 14px;
  max-width: 760px;
  font-size: 15.5px;
  line-height: 1.85;
  color: #4d4e48;
}

.article-meta {
  margin-top: 18px;
  font-size: 13px;
  color: var(--muted);
  letter-spacing: 0.01em;
}

.article-layout {
  display: grid;
  grid-template-columns: 210px minmax(0, 1fr);
  gap: 56px;
  padding: 48px 0 64px;
  align-items: start;
}

.article-toc {
  position: sticky;
  top: calc(var(--header-h) + 26px);
  border-left: 2px solid #e2e2da;
  padding-left: 18px;
}

.article-toc summary {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--ink);
  list-style: none;
  cursor: pointer;
}

.article-toc summary::-webkit-details-marker { display: none; }

.article-toc ol { margin-top: 12px; }

.article-toc li + li { margin-top: 8px; }

.article-toc a { font-size: 13.5px; color: var(--muted); }

.article-toc a:hover { color: var(--accent); }

.article-body { max-width: 68ch; }

.article-body section { scroll-margin-top: 110px; }

.article-body section + section { margin-top: 38px; }

.article-body h2 {
  font-size: 25px;
  line-height: 1.45;
  letter-spacing: -0.02em;
  scroll-margin-top: 110px;
}

.article-body p {
  margin-top: 14px;
  font-size: 16px;
  line-height: 1.95;
  color: #3d3e39;
}

.article-related {
  margin-top: 46px;
  padding-top: 30px;
  border-top: 1px solid #e4e4dc;
}

.article-related h2 { font-size: 22px; }

@media (max-width: 1180px) {
  .hero h1 { font-size: 44px; }
  .cat-index { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 26px 18px; }
  .cat-item p { max-width: 210px; }
  .article-layout { grid-template-columns: 180px minmax(0, 1fr); gap: 40px; }
}

@media (max-width: 980px) {
  .hero-grid { grid-template-columns: minmax(0, 1fr) 42%; min-height: 430px; }
  .hero h1 { font-size: 34px; }
  .hero h1 br { display: none; }
  .feature-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .path-list { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px; }
  .path-list li:not(:last-child)::after { display: none; }
  .scope-inner { grid-template-columns: 1fr; gap: 14px; }
  .page-hero-inner { grid-template-columns: 1fr 150px; gap: 24px; }
  .page-hero h1 { font-size: 34px; }
  .article-hero h1 { font-size: 32px; }
  .species-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .article-layout { grid-template-columns: 1fr; gap: 28px; }
  .article-toc {
    position: static;
    border-left: 0;
    border-top: 1px solid #e2e2da;
    border-bottom: 1px solid #e2e2da;
    padding: 14px 0;
  }
  .article-toc[open] ol { margin-top: 10px; }
}

@media (max-width: 767px) {
  .hero-grid { grid-template-columns: 1fr; min-height: 0; }
  .hero-copy { padding: 34px var(--gutter) 26px; order: 1; }
  .hero h1 { font-size: 31px; line-height: 1.28; }
  .lead { font-size: 15px; }
  .hero-actions { gap: 16px; margin-top: 22px; }
  .hero-stats { margin-top: 22px; gap: 10px 0; }
  .hero-stats li { padding: 0 14px; font-size: 12px; }
  .hero-media { order: 2; aspect-ratio: 4 / 3; }

  .section-categories { padding: 26px 0 30px; }
  .cat-index { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 26px 16px; margin-top: 22px; }
  .cat-icon { width: 52px; height: 52px; }
  .cat-item p { max-width: none; font-size: 12px; }
  .cat-chips li { font-size: 10px; }

  .section-featured { padding: 32px 0 36px; }
  .feature-grid { grid-template-columns: 1fr; gap: 18px; margin-top: 22px; }
  .feature-media { aspect-ratio: 16 / 9; }
  .feature-body { padding: 16px 18px 20px; }

  .section-path { padding: 32px 0 36px; }
  .path-list { grid-template-columns: 1fr; gap: 22px; margin-top: 22px; }
  .path-list li { padding-left: 46px; }
  .path-num { position: absolute; left: 0; top: 0; }

  .section-scope { padding: 28px 0 32px; }
  .scope-head h2 { font-size: 19px; }
  .scope-body p { font-size: 13px; line-height: 1.85; }

  .page-hero { padding: 26px 0 30px; }
  .page-hero-inner { grid-template-columns: 1fr; }
  .page-hero-mark { display: none; }
  .page-label { margin-top: 16px; }
  .page-hero h1 { font-size: 29px; }
  .page-lead { font-size: 14.5px; }

  .toolbar { top: 68px; }
  .toolbar-inner { gap: 10px 16px; padding-top: 10px; padding-bottom: 10px; }
  .filter-group button { font-size: 12px; padding: 4px 10px; }
  .sort-group { margin-left: 0; }

  .section-species { padding: 28px 0 38px; }
  .species-head h2 { font-size: 24px; }
  .species-grid { grid-template-columns: 1fr; gap: 18px; margin-top: 20px; }
  .species-media { aspect-ratio: 16 / 9; }
  .species-body { padding: 14px 16px 18px; }
  .species-body h3 { font-size: 17px; }

  .list-description { margin-top: 30px; padding-top: 24px; }
  .list-description p { font-size: 14px; line-height: 1.9; }

  .section-related { padding: 30px 0 34px; }
  .related-grid { grid-template-columns: 1fr; gap: 14px; margin-top: 20px; }

  .article-hero { padding: 24px 0 30px; }
  .article-hero h1 { font-size: 27px; }
  .article-lead { font-size: 14.5px; }
  .article-layout { padding: 30px 0 44px; }
  .article-body h2 { font-size: 21px; }
  .article-body p { font-size: 15.5px; line-height: 1.9; }
  .article-related h2 { font-size: 19px; }
}

/* ============================== 数据化补充：筛选链接 / 分页 / 分类模块 / 正文图 ============================== */
.filter-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 999px;
  padding: 5px 12px;
  font-size: 13px;
  color: var(--ink-soft);
  text-decoration: none;
  line-height: 1.2;
  transition: background .15s ease, color .15s ease, border-color .15s ease;
}
.filter-link:hover { border-color: var(--ink); }
.filter-link.is-active { background: var(--ink); border-color: var(--ink); color: #fff; }

.cat-module { margin-top: 34px; }
.cat-module:first-of-type { margin-top: 8px; }
.cat-module-head { display: flex; flex-wrap: wrap; align-items: baseline; gap: 10px; margin-bottom: 14px; padding-bottom: 8px; border-bottom: 1px solid var(--line); }
.cat-module-head h3 { margin: 0; font-size: 22px; font-weight: 700; }
.cat-module-count { font-size: 13px; color: var(--muted); }
.cat-module-head .text-link { margin-left: auto; font-size: 13px; color: var(--accent); text-decoration: none; }
.cat-module-head .text-link:hover { text-decoration: underline; }

.pager { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin: 30px 0 6px; }
.pager-btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  font-size: 13px;
  color: var(--ink-soft);
  text-decoration: none;
}
.pager-btn:hover { border-color: var(--ink); }
.pager-btn.is-active { background: var(--ink); border-color: var(--ink); color: #fff; font-weight: 700; }
.pager-gap { padding: 0 4px; color: var(--muted); }
.pager-info { margin-left: 6px; font-size: 13px; color: var(--muted); }

.article-figure { margin: 20px 0 6px; }
.article-figure img { width: 100%; height: auto; max-height: 420px; object-fit: cover; border-radius: 6px; }
.article-nav {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px;
  margin-top: 30px; padding-top: 16px; border-top: 1px solid var(--line);
}
.article-nav a { font-size: 13.5px; color: var(--ink-soft); text-decoration: none; }
.article-nav a:hover { color: var(--accent); }