:root {
  --blue-900: #0a1f3d;
  --blue-800: #0e2a52;
  --blue-700: #14356a;
  --blue-600: #1b468a;
  --blue-100: #e6eef9;
  --blue-050: #f4f7fb;
  --gold: #c9a227;
  --gold-dark: #a8871b;
  --gold-light: #f3e6bd;
  --lingnan-red: #e41e26;
  --ink: #1c2733;
  --muted: #5b6b7c;
  --line: #d8e0ea;
  --paper: #ffffff;
  --link: #1a5fb4;
  --link-missing: #b3261e;
  --serif: "Georgia", "Songti SC", "Noto Serif SC", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--sans);
  color: var(--ink);
  background: var(--blue-050);
  line-height: 1.7;
  font-size: 16px;
}
a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- 校名身份条 ---------- */
.identity-strip {
  background: #ffffff;
  border-bottom: 1px solid var(--line);
}
.identity-strip .identity-text {
  display: block;
  max-width: 1180px;
  margin: 0 auto;
  padding: 7px 20px;
  color: var(--lingnan-red);
  font-family: var(--serif);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .5px;
}

/* ---------- 顶栏 ---------- */
.topbar {
  background: linear-gradient(120deg, var(--blue-900), var(--blue-700));
  color: #fff;
  border-bottom: 3px solid var(--gold);
}
.topbar-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}
.brand {
  display: flex; align-items: center; gap: 12px;
  color: #fff; text-decoration: none;
}
.brand:hover { text-decoration: none; }
.brand-mark {
  width: 38px; height: 38px; border-radius: 8px;
  background: var(--gold);
  color: var(--blue-900);
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 18px; font-family: var(--serif);
}
.brand-text b { font-family: var(--serif); font-size: 17px; letter-spacing: .5px; }
.brand-text small { display: block; opacity: .78; font-size: 12px; }
.nav { display: flex; gap: 4px; margin-left: auto; flex-wrap: wrap; }
.nav a {
  color: #fff; opacity: .9; padding: 6px 12px; border-radius: 6px; font-size: 14px;
}
.nav a:hover { background: rgba(255,255,255,.12); text-decoration: none; opacity: 1; }
.nav a.active { background: var(--gold); color: var(--blue-900); font-weight: 600; }
.lang-switch { display: flex; gap: 4px; margin-left: 10px; }
.lang-btn { color: #fff; opacity: .85; padding: 4px 9px; border: 1px solid rgba(255,255,255,.35); border-radius: 6px; font-size: 12px; }
.lang-btn:hover { opacity: 1; text-decoration: none; }
.lang-btn.active { background: var(--gold); color: var(--blue-900); opacity: 1; border-color: transparent; font-weight: 700; }

/* ---------- 搜索 ---------- */
.searchbox { position: relative; }
.searchbox input {
  width: 100%;
  padding: 12px 16px;
  font-size: 15px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--paper);
}
.searchbox input:focus { outline: 2px solid var(--gold); border-color: transparent; }
.search-results {
  position: absolute; top: calc(100% + 6px); left: 0; right: 0;
  background: #fff; border: 1px solid var(--line); border-radius: 10px;
  box-shadow: 0 12px 30px rgba(10,31,61,.16);
  z-index: 50; max-height: 360px; overflow: auto; display: none;
}
.search-results.show { display: block; }
.search-results .sr-item {
  display: block; padding: 10px 16px; border-bottom: 1px solid var(--line);
  color: var(--ink);
}
.search-results .sr-item:hover { background: var(--blue-050); text-decoration: none; }
.search-results .sr-item b { color: var(--blue-700); }
.search-results .sr-item .tag { float: right; }
.search-results .sr-empty { padding: 14px 16px; color: var(--muted); }

/* ---------- 布局 ---------- */
.container { max-width: 1180px; margin: 24px auto; padding: 0 20px; }
.page-title {
  font-family: var(--serif); font-size: 26px; color: var(--blue-900);
  border-bottom: 2px solid var(--gold); padding-bottom: 8px; margin: 0 0 6px;
}
.page-sub { color: var(--muted); margin: 0 0 22px; }

/* 词条页两栏 */
.wiki-layout { display: flex; gap: 28px; align-items: flex-start; }
.wiki-main { flex: 1 1 640px; min-width: 0; }
.wiki-side { flex: 0 0 300px; }
@media (max-width: 900px) {
  .wiki-layout { flex-direction: column; }
  .wiki-side { flex: 1 1 auto; width: 100%; }
}

.article {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 28px 30px;
  box-shadow: 0 4px 18px rgba(10,31,61,.06);
}
.article h1.entry-title {
  font-family: var(--serif); color: var(--blue-900);
  font-size: 30px; margin: 0 0 4px; line-height: 1.25;
}
.entry-sub { color: var(--muted); margin: 0 0 4px; }
.entry-body { font-size: 16.5px; margin-top: 18px; }
.entry-body p { margin: 0 0 16px; }
.entry-body p:last-child { margin-bottom: 0; }
.entry-body h3 { font-family: var(--serif); color: var(--blue-800); font-size: 17px; margin: 18px 0 8px; }
.entry-body ul { margin: 0 0 16px; padding-left: 22px; }
.entry-body ul li { margin: 3px 0; }
.status-badge { display: inline-block; padding: 1px 8px; border-radius: 4px; font-size: 11px; font-weight: 700; margin-left: 6px; vertical-align: middle; }
.status-enrolled { background: #dcefe4; color: #1d6b46; }
.status-catalog { background: #eef1f5; color: #6b7280; border: 1px dashed #b6bfcc; }
.kbadge { display: inline-block; padding: 1px 8px; border-radius: 4px; font-size: 11px; font-weight: 700; margin-left: 6px; vertical-align: middle; background: #e8eef7; color: #14356a; border: 1px solid #c3d0e4; }
.vbadge { display: inline-block; padding: 1px 8px; border-radius: 4px; font-size: 11px; font-weight: 700; margin-left: 6px; vertical-align: middle; background: #dcefe4; color: #1d6b46; border: 1px solid #a9cfb8; }

/* ---------- 周报 markdown 正文 ---------- */
.md-body { font-size: 16px; line-height: 1.8; }
.md-body h2 { font-family: var(--serif); color: var(--blue-900); font-size: 22px; border-bottom: 2px solid var(--gold); padding-bottom: 6px; margin: 26px 0 12px; }
.md-body h3 { font-family: var(--serif); color: var(--blue-800); font-size: 18px; margin: 20px 0 8px; }
.md-body h4 { font-family: var(--serif); color: var(--blue-700); font-size: 16px; margin: 16px 0 6px; }
.md-body p { margin: 0 0 14px; }
.md-body ul { margin: 0 0 14px; padding-left: 22px; }
.md-body ul li { margin: 3px 0; }
.md-body table { border-collapse: collapse; width: 100%; margin: 12px 0 18px; font-size: 14px; }
.md-body th, .md-body td { border: 1px solid var(--line); padding: 8px 10px; text-align: left; vertical-align: top; }
.md-body th { background: var(--blue-050); color: var(--blue-800); font-weight: 700; }
.md-body blockquote { margin: 12px 0; padding: 10px 16px; background: var(--blue-050); border-left: 4px solid var(--gold); color: var(--muted); }
.md-body strong { color: var(--blue-900); }
.md-body hr { border: none; border-top: 1px solid var(--line); margin: 18px 0; }
.md-body pre { background: var(--blue-900); color: #d7e3f4; padding: 14px 16px; border-radius: 8px; overflow-x: auto; font-size: 13px; line-height: 1.6; margin: 12px 0 18px; }
.md-body pre code { font-family: ui-monospace, 'SF Mono', 'Cascadia Code', Consolas, 'Courier New', monospace; color: #d7e3f4; background: none; padding: 0; white-space: pre; }

/* ---------- 周报详情 渐变头图 ---------- */
.wk-hero {
  background: linear-gradient(135deg, #0a1f3d 0%, #12355f 52%, #1d5a9e 100%);
  color: #fff; padding: 28px 26px; border-radius: 14px; margin-bottom: 22px;
  border-bottom: 3px solid #c9a227;
}
.wk-hero-eyebrow { color: #c9a227; font-size: 11px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; margin-bottom: 8px; }
.wk-hero-title { font-size: 24px; font-weight: 800; line-height: 1.25; letter-spacing: -0.3px; }
.wk-hero-sub { color: #c3d3e8; font-size: 14px; margin-top: 10px; line-height: 1.6; }
.wk-hero-sub a { color: #e6c65c; font-weight: 700; text-decoration: none; }
.wk-hero-sub a:hover { text-decoration: underline; }
.modules-note { display: block; margin: 2px 0 12px; padding: 8px 12px; background: #fbf4dd; border: 1px solid #e5d9b8; border-radius: 6px; color: #8a6d1a; font-size: 12.5px; line-height: 1.5; }

/* ---------- 周报详情双栏 + 目录侧栏 ---------- */
.wk-layout { display: flex; gap: 24px; align-items: flex-start; }
.wk-main { flex: 1 1 auto; min-width: 0; }
.wk-side { flex: 0 0 210px; position: sticky; top: 76px; }
.wk-toc { background: #f7f9fc; border: 1px solid var(--line); border-radius: 12px; padding: 14px 12px; }
.wk-toc-title { font-size: 12px; font-weight: 800; letter-spacing: 1px; color: #0a1f3d; margin-bottom: 10px; }
.toc-item { display: flex; align-items: center; gap: 6px; padding: 5px 6px; border-radius: 6px; font-size: 13px; color: #475569; line-height: 1.35; margin: 1px 0; }
.toc-item:hover { background: var(--blue-100); color: #0a1f3d; }
.toc-num { display: inline-block; min-width: 16px; height: 16px; line-height: 16px; text-align: center; background: #0a1f3d; color: #c9a227; border-radius: 4px; font-size: 10px; font-weight: 800; flex: 0 0 auto; }
.toc-vl { font-weight: 700; color: #0a1f3d; }
.md-body h3 { scroll-margin-top: 84px; }

/* ---------- 深研卡片（周报列表） ---------- */
.wk-dd { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 10px; padding: 8px 10px; background: #f2f7fc; border: 1px solid #e3ecf8; border-radius: 8px; }
.wk-dd-course { font-size: 14px; font-weight: 700; color: #0a1f3d; }
.wk-dd-course b { color: #16437e; }
.wk-dd-topic { font-size: 12.5px; color: #475569; }
.wk-dd-meta { font-size: 11.5px; color: #8a94a6; margin-left: auto; }

@media (max-width: 900px) {
  .wk-layout { flex-direction: column; }
  .wk-side { position: static; flex: none; width: 100%; order: -1; }
  .wk-toc { display: flex; flex-wrap: wrap; gap: 4px; }
  .wk-toc-title { width: 100%; }
}


.wikilink { color: var(--link); }
.wikilink:hover { text-decoration: underline; }
.wikilink-missing { color: var(--link-missing); }
.wikilink-missing:hover { text-decoration: underline; }

/* ---------- Infobox ---------- */
.infobox {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  font-size: 14px;
  box-shadow: 0 4px 18px rgba(10,31,61,.06);
}
.infobox .ib-title {
  background: var(--blue-800); color: #fff;
  padding: 10px 14px; font-weight: 600; font-family: var(--serif);
  letter-spacing: .5px;
}
.infobox table { width: 100%; border-collapse: collapse; }
.infobox td { padding: 8px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
.infobox td:last-child { border-bottom: none; }
.infobox .ib-k { color: var(--muted); width: 82px; white-space: nowrap; }
.infobox .ib-v a { color: var(--link); }

/* ---------- 标签 / 徽章 ---------- */
.tag {
  display: inline-block; padding: 2px 9px; border-radius: 20px;
  font-size: 12px; font-weight: 600; white-space: nowrap;
}
.tag-course   { background: var(--lingnan-red); color: #fff; }
.tag-concept  { background: var(--gold-light); color: var(--gold-dark); }
.tag-tool     { background: #dcefe4; color: #1d6b46; }
.tag-framework{ background: #eadff2; color: #6b3f92; }
.tag-track    { background: #fbe0d6; color: #b4451c; }
.tag-credential { background: #0e7490; color: #fff; }
.tag-job      { background: #fbe8d3; color: #b45309; }
.tag-employer { background: #dbe7fb; color: #1d4ed8; }
.tag-channel  { background: #eadff2; color: #6b3f92; }
.tag-resource { background: #d3f0ea; color: #0d748a; }

/* 最新职位 · 模块化卡片 */
.posting { display: flex; flex-direction: column; gap: 8px; }
.posting-title { font-size: 15.5px; line-height: 1.4; }
.posting-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { display: inline-flex; align-items: center; padding: 2px 9px; border-radius: 6px; font-size: 12px; font-weight: 600; background: #f2f5f9; color: #475569; }
.chip-emp { background: #dbe7fb; color: #1d4ed8; }
.chip-job { background: #fbe8d3; color: #b45309; }
.chip-lv  { background: #eef1f5; color: #6b7280; }
.posting-foot { display: flex; align-items: center; justify-content: space-between; margin-top: 2px; }
.apply-btn { display: inline-block; padding: 5px 14px; background: var(--lingnan-red); color: #fff; border-radius: 20px; font-size: 12.5px; font-weight: 700; }
.posting:hover .apply-btn { background: #b3121a; }
.fresh-badge { display: inline-block; padding: 2px 10px; background: #dcefe4; color: #1d6b46; border-radius: 20px; font-size: 12px; font-weight: 700; vertical-align: middle; }
.more-jobs { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-top: 12px; }
.more-jobs a { padding: 5px 13px; border-radius: 20px; background: #f2f5f9; color: #475569; font-size: 13px; font-weight: 600; }
.more-jobs a:hover { background: #0a1f3d; color: #fff; }
.pf-bar { display: flex; flex-wrap: wrap; gap: 8px; margin: 10px 0 12px; }
.pf-btn { padding: 5px 14px; border: 1px solid var(--line); border-radius: 20px; background: #fff; color: #475569; font-size: 13px; font-weight: 600; cursor: pointer; }
.pf-btn:hover { border-color: var(--gold); }
.pf-btn.active { background: #0a1f3d; color: #fff; border-color: #0a1f3d; }
.rf-btn { padding: 5px 12px; border: 1px solid var(--line); border-radius: 20px; background: #fff; color: #475569; font-size: 12.5px; font-weight: 600; cursor: pointer; }
.rf-btn:hover { border-color: var(--gold); }
.rf-btn.active { background: #0e7490; color: #fff; border-color: #0e7490; }
.pf-div { width: 1px; background: var(--line); margin: 0 4px; display: inline-block; vertical-align: middle; }

/* 三阶段卡片（分流入口） */
.stage-cards { display: flex; gap: 16px; margin: 18px 0 8px; flex-wrap: wrap; }
.stage-card { flex: 1 1 240px; display: flex; flex-direction: column; gap: 6px; padding: 18px 16px; border-radius: 14px; border: 1px solid var(--line); background: #fff; }
.stage-card:hover { box-shadow: 0 6px 18px rgba(10,31,61,.08); }
.stage-card b { font-size: 17px; color: #0a1f3d; }
.stage-card small { font-size: 12.5px; color: #64748b; line-height: 1.5; }
.sc-emoji { font-size: 26px; }
.sc-go { font-size: 12.5px; font-weight: 700; }
.sc-entry { border-top: 3px solid #2e8b57; }
.sc-mid { border-top: 3px solid #b45309; }
.sc-senior { border-top: 3px solid #0e7490; }
.sc-entry .sc-go { color: #2e8b57; }
.sc-mid .sc-go { color: #b45309; }
.sc-senior .sc-go { color: #0e7490; }
@media (max-width: 720px) { .stage-cards { flex-direction: column; } }

/* 就业页内导航（pill）+ 折叠区块 */
.career-toc { display: flex; flex-wrap: wrap; gap: 6px; margin: 12px 0 16px; position: sticky; top: 66px; z-index: 5; background: rgba(255,255,255,.96); padding: 8px 0; border-bottom: 1px solid var(--line); }
.career-toc a { padding: 5px 13px; border-radius: 20px; background: #f2f5f9; color: #475569; font-size: 13px; font-weight: 600; }
.career-toc a:hover { background: #0a1f3d; color: #fff; }
.career-fold { margin: 14px 0; border: 1px solid var(--line); border-radius: 12px; background: #fff; }
.career-fold summary { cursor: pointer; padding: 14px 16px; font-size: 16px; font-weight: 800; color: #0a1f3d; list-style: none; }
.career-fold summary::-webkit-details-marker { display: none; }
.career-fold summary::before { content: '▸ '; color: #c9a227; }
.career-fold[open] summary::before { content: '▾ '; }
.career-fold h3 { padding: 0 16px; margin: 8px 0 6px; }
.career-fold .entry-list { padding: 0 16px 16px; }
.co-tbl { width: 100%; border-collapse: collapse; font-size: 13px; }
.co-tbl td { padding: 5px 10px; border-bottom: 1px solid #f0f2f5; vertical-align: top; }
.career-fold .co-tbl { padding: 0 16px 16px; }

/* ---------- 反向链接 / 区块 ---------- */
.block { margin-top: 22px; }
.block h2 {
  font-family: var(--serif); font-size: 19px; color: var(--blue-900);
  border-left: 4px solid var(--gold); padding-left: 10px; margin: 0 0 10px;
}
.backlink-list { display: flex; flex-wrap: wrap; gap: 8px; }
.backlink-item {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--blue-050); border: 1px solid var(--line);
  padding: 5px 11px; border-radius: 8px; color: var(--blue-700); font-size: 13.5px;
}
.backlink-item:hover { background: var(--blue-100); text-decoration: none; }
.wrole { display: inline-block; padding: 0 6px; border-radius: 4px; font-size: 11px; font-weight: 700; line-height: 18px; }
.wrole-primary { background: #dcefe4; color: #1d6b46; }
.wrole-cited { background: #eef1f5; color: #6b7280; border: 1px dashed #b6bfcc; }

/* ---------- 首页 ---------- */
.hero {
  background:
    radial-gradient(circle at 82% 18%, rgba(201,162,39,.20), transparent 34%),
    linear-gradient(135deg, var(--blue-900), var(--blue-600));
  color: #fff; border-radius: 16px; padding: 44px 40px; margin-bottom: 26px;
  border-bottom: 4px solid var(--gold);
}
.hero h1 { font-family: var(--serif); font-size: 34px; margin: 0 0 8px; }
.hero p { opacity: .9; margin: 0 0 20px; max-width: 640px; }
.hero .searchbox { max-width: 560px; }
.hero .stats { margin-top: 18px; display: flex; gap: 22px; flex-wrap: wrap; opacity: .92; font-size: 14px; }
.hero .stats b { color: var(--gold-light); font-size: 18px; }

/* ---------- 专业介绍 ---------- */
.about {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 24px 28px;
  margin-bottom: 26px;
  box-shadow: 0 4px 18px rgba(10,31,61,.06);
}
.about h2 {
  font-family: var(--serif);
  color: var(--blue-900);
  border-left: 4px solid var(--gold);
  padding-left: 10px;
  margin: 0 0 12px;
  font-size: 21px;
}
.about p { margin: 0 0 12px; }
.about p:last-child { margin-bottom: 0; }
.about .en { color: var(--muted); font-size: 13.5px; }

.cat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 14px; margin-bottom: 26px; }
.cat-card {
  background: var(--paper); border: 1px solid var(--line); border-radius: 12px;
  padding: 16px; color: var(--ink); box-shadow: 0 2px 10px rgba(10,31,61,.05);
}
.cat-card:hover { text-decoration: none; border-color: var(--gold); transform: translateY(-2px); transition: .15s; }
.cat-card b { font-family: var(--serif); font-size: 16px; color: var(--blue-800); }
.cat-card .tag { margin-bottom: 8px; }
.cat-card small { color: var(--muted); display: block; margin-top: 4px; }

.popular h2 { font-family: var(--serif); color: var(--blue-900); border-left: 4px solid var(--gold); padding-left: 10px; }
.popular-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 10px; }
.pop-item {
  background: var(--paper); border: 1px solid var(--line); border-radius: 10px;
  padding: 11px 14px; color: var(--ink); font-size: 14px;
}
.pop-item:hover { text-decoration: none; border-color: var(--gold); }
.pop-item b { color: var(--blue-700); }
.pop-item small { display: block; color: var(--muted); margin-top: 2px; }

/* ---------- 分类索引页 ---------- */
.cat-section { margin-bottom: 28px; }
.cat-section h2 {
  font-family: var(--serif); color: var(--blue-900); font-size: 21px;
  border-left: 4px solid var(--gold); padding-left: 10px; margin: 0 0 12px;
}
.entry-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 10px; }
.entry-card {
  background: var(--paper); border: 1px solid var(--line); border-radius: 10px;
  padding: 12px 14px; color: var(--ink);
}
.entry-card:hover { text-decoration: none; border-color: var(--gold); }
.entry-card b { color: var(--blue-700); }
.entry-card small { display: block; color: var(--muted); margin-top: 2px; }

/* ---------- 图谱页 ---------- */
#graph { width: 100%; height: 620px; background: var(--paper); border: 1px solid var(--line); border-radius: 12px; }
.graph-fallback {
  background: var(--paper); border: 1px solid var(--line); border-radius: 12px;
  padding: 20px 24px; display: none;
}
.legend { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 12px; }
.legend .lg { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; color: var(--muted); }
.legend .dot { width: 12px; height: 12px; border-radius: 50%; display: inline-block; }

/* ---------- 杂项 ---------- */
.footer { text-align: center; color: var(--muted); font-size: 13px; padding: 28px 20px 40px; }
.footer .lingnan { color: var(--lingnan-red); font-weight: 700; }
.crumb { color: var(--muted); font-size: 13.5px; margin-bottom: 10px; }
.crumb a { color: var(--blue-600); }
.muted { color: var(--muted); }