/* =========================================================
   红蓝全档案 · 栏目样式（沿用 app.css 设计 token）
   设计语言：暖红品牌色 + 墨色档案头 + 宋体标题
   ========================================================= */
:root {
  --serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "STSong", "SimSun", serif;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", "Cascadia Mono", Consolas, monospace;
}

.arc-page { --arc-serif: var(--serif); }

/* ---------- 栏目二级导航 ---------- */
.arc-subnav {
  display: flex; align-items: center; gap: 2px; overflow-x: auto; scrollbar-width: none;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  margin-bottom: 22px; padding: 0 8px;
}
.arc-subnav::-webkit-scrollbar { display: none; }
.arc-subnav a {
  padding: 11px 14px; font-size: 14px; color: var(--muted); white-space: nowrap;
  border-bottom: 2px solid transparent;
}
.arc-subnav a:hover { color: var(--ink); }
.arc-subnav a.active { color: var(--brand); border-bottom-color: var(--brand); font-weight: 600; }

/* ---------- 栏目首页 hero ---------- */
.arc-hero {
  position: relative; background: #151a26; color: #eef1f6; overflow: hidden;
  border-radius: var(--radius); margin-bottom: 26px;
}
.arc-hero::before {
  content: ""; position: absolute; inset: 0; opacity: .5;
  background:
    radial-gradient(900px 380px at 12% -10%, rgba(211, 58, 58, .34), transparent 70%),
    radial-gradient(700px 340px at 88% 120%, rgba(47, 107, 216, .22), transparent 70%),
    repeating-linear-gradient(0deg, rgba(255, 255, 255, .028) 0 1px, transparent 1px 26px),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, .028) 0 1px, transparent 1px 26px);
}
.arc-hero-inner { position: relative; padding: 40px 34px 34px; }
.arc-eyebrow {
  font-family: var(--mono); font-size: 11.5px; letter-spacing: 3px; text-transform: uppercase;
  color: #d98a86; margin-bottom: 12px;
}
.arc-hero h1 {
  font-family: var(--serif); font-size: 38px; line-height: 1.15; margin: 0 0 6px;
  letter-spacing: 2px; font-weight: 700; color: #fff;
}
.arc-hero h1 em { font-style: normal; color: #f0857c; }
.arc-hero .lede {
  max-width: 660px; color: #a9b2c2; font-size: 15px; line-height: 1.8; margin: 12px 0 0;
}
.arc-hero .lede b { color: #e8ebf2; font-weight: 600; }
.arc-hero-stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; margin-top: 28px;
  background: rgba(255, 255, 255, .1); border: 1px solid rgba(255, 255, 255, .1);
  border-radius: 12px; overflow: hidden;
}
.arc-hero-stat { background: rgba(21, 26, 38, .82); padding: 14px 16px; }
.arc-hero-stat span { display: block; font-size: 11.5px; color: #8b95a7; letter-spacing: .4px; }
.arc-hero-stat b {
  display: block; font-family: var(--serif); font-size: 24px; line-height: 1.25;
  color: #fff; margin-top: 4px; font-variant-numeric: tabular-nums;
}
.arc-hero-stat i { font-style: normal; font-size: 12px; color: #8b95a7; margin-left: 3px; }

/* ---------- 版块标题 ---------- */
.arc-sec {
  display: flex; align-items: baseline; gap: 12px; margin: 34px 0 14px;
}
.arc-sec h2 {
  font-family: var(--serif); font-size: 20px; margin: 0; letter-spacing: 1px; font-weight: 700;
}
.arc-sec .idx {
  font-family: var(--mono); font-size: 11px; color: var(--faint); letter-spacing: 1.5px;
}
.arc-sec .more { margin-left: auto; font-size: 13px; color: var(--muted); }
.arc-sec .more:hover { color: var(--brand); }

/* ---------- 库房卡片 ---------- */
.arc-vault-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.arc-vault {
  position: relative; background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 20px 18px 18px; overflow: hidden;
  display: block; transition: .18s ease;
}
.arc-vault::after {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px;
  background: var(--brand); opacity: .8;
}
.arc-vault.b::after { background: var(--blue); }
.arc-vault.g::after { background: var(--gold); }
.arc-vault.s::after { background: var(--green); }
.arc-vault:hover { transform: translateY(-2px); box-shadow: var(--shadow); border-color: var(--line-strong); }
.arc-vault .sign { font-family: var(--serif); font-size: 30px; color: var(--brand); opacity: .3; line-height: 1; }
.arc-vault.b .sign { color: var(--blue); }
.arc-vault.g .sign { color: var(--gold); }
.arc-vault.s .sign { color: var(--green); }
.arc-vault h3 { font-family: var(--serif); font-size: 17px; margin: 10px 0 6px; letter-spacing: .5px; }
.arc-vault p { margin: 0; font-size: 13px; color: var(--muted); line-height: 1.7; min-height: 44px; }
.arc-vault .count {
  display: inline-flex; align-items: baseline; gap: 5px; margin-top: 12px;
  font-size: 12px; color: var(--faint); font-family: var(--mono);
}
.arc-vault .count b { font-size: 17px; color: var(--ink-2); font-family: var(--serif); }

/* ---------- 档案卡 ---------- */
.arc-dossier {
  position: relative; display: block; background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 18px 20px 16px 22px; transition: .18s ease;
}
.arc-dossier::before {
  content: ""; position: absolute; left: 0; top: 14px; bottom: 14px; width: 3px;
  background: var(--brand); border-radius: 0 3px 3px 0;
}
.arc-dossier:hover { box-shadow: var(--shadow); border-color: var(--line-strong); transform: translateY(-1px); }
.arc-dossier-top {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
  font-family: var(--mono); font-size: 11.5px; color: var(--faint);
  letter-spacing: .6px; margin-bottom: 8px;
}
.arc-dossier-top .no { color: var(--brand); }
.arc-dossier h3 {
  font-family: var(--serif); font-size: 18px; line-height: 1.45; margin: 0 0 7px;
  letter-spacing: .3px; font-weight: 700;
}
.arc-dossier p { margin: 0 0 12px; font-size: 13.5px; color: var(--muted); line-height: 1.72; }
.arc-dossier-foot {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  border-top: 1px dashed var(--line-strong); padding-top: 10px;
}
.arc-dossier-foot .fig {
  font-family: var(--serif); font-size: 15px; color: var(--ink);
  font-variant-numeric: tabular-nums;
}
.arc-dossier-foot .fig i { font-style: normal; font-size: 11px; color: var(--faint); margin-left: 2px; }
.arc-dossier-foot .date { margin-left: auto; font-family: var(--mono); font-size: 11.5px; color: var(--faint); }
.arc-dossier-list { display: grid; gap: 12px; }
.arc-dossier-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.arc-related { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }

/* ---------- 档案详情 ---------- */
.arc-file {
  position: relative; background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 26px 30px; overflow: hidden;
}
.arc-file::before {
  content: ""; position: absolute; left: 0; right: 0; top: 0; height: 4px;
  background: linear-gradient(90deg, var(--brand), #e8847e 40%, var(--brand-dark));
}
.arc-file-no {
  font-family: var(--mono); font-size: 12px; letter-spacing: 1.2px; color: var(--brand);
  display: flex; gap: 10px; align-items: center; flex-wrap: wrap;
}
.arc-file h1 {
  font-family: var(--serif); font-size: 28px; line-height: 1.35; margin: 12px 0 8px;
  letter-spacing: .5px; font-weight: 700;
}
.arc-file .sub { color: var(--muted); font-size: 14.5px; margin: 0 0 16px; }
.arc-meta-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px 20px;
  border-top: 1px dashed var(--line-strong); padding-top: 16px; margin-top: 4px;
}
.arc-meta-grid div span { display: block; font-size: 11.5px; color: var(--faint); letter-spacing: .4px; }
.arc-meta-grid div b { font-size: 14px; font-weight: 600; color: var(--ink-2); }
.arc-figures {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; margin: 18px 0 0;
  background: var(--line); border: 1px solid var(--line); border-radius: 12px; overflow: hidden;
}
.arc-figures div { background: var(--surface-2); padding: 14px 16px; }
.arc-figures span { display: block; font-size: 11.5px; color: var(--muted); }
.arc-figures b {
  display: block; font-family: var(--serif); font-size: 22px; color: var(--ink); margin-top: 3px;
  font-variant-numeric: tabular-nums;
}
.arc-figures b i { font-style: normal; font-size: 12px; color: var(--muted); margin-left: 3px; font-family: sans-serif; font-weight: 400; }

.arc-body {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px 34px; margin-top: 16px;
}
.arc-body p { font-size: 16px; line-height: 1.95; margin: 0 0 18px; color: #232a36; }
.arc-body > p:first-of-type { font-size: 17.5px; color: #1a2029; }
.arc-body h2 {
  font-family: var(--serif); font-size: 19px; margin: 30px 0 12px; letter-spacing: .5px;
  padding-left: 12px; border-left: 3px solid var(--brand);
}
.arc-body h3 { font-family: var(--serif); font-size: 17px; margin: 22px 0 10px; }
.arc-body blockquote {
  margin: 22px 0; padding: 16px 20px; background: var(--surface-2);
  border-left: 3px solid var(--gold); border-radius: 0 8px 8px 0;
  font-family: var(--serif); font-size: 16px; line-height: 1.85; color: var(--ink-2);
}
.arc-body a { color: var(--blue); }
.arc-body a:hover { text-decoration: underline; }
/* 富文本粘贴内容的排版补充 */
.arc-body img { max-width: 100%; border-radius: 10px; margin: 8px auto; display: block; }
.arc-body ul, .arc-body ol { margin: 0 0 18px; padding-left: 26px; }
.arc-body li { font-size: 15.5px; line-height: 1.85; margin: 4px 0; }
.arc-body cite { display: block; margin-top: 8px; font-size: 12.5px; color: var(--faint); font-style: normal; font-family: sans-serif; }
.arc-body hr { border: 0; border-top: 1px dashed var(--line-strong); margin: 26px 0; }
.arc-body table { width: 100%; border-collapse: collapse; margin: 14px 0 20px; font-size: 14px; }
.arc-body th, .arc-body td { border-bottom: 1px solid var(--line); padding: 8px 10px; text-align: left; }
.arc-body th { color: var(--muted); font-size: 12.5px; white-space: nowrap; }
.arc-body figure { margin: 18px 0; }
.arc-body figcaption { text-align: center; font-size: 12.5px; color: var(--faint); margin-top: 6px; }
.arc-body pre { background: var(--surface-2); border: 1px solid var(--line); border-radius: 10px; padding: 14px 16px; overflow: auto; font-size: 13.5px; }

.arc-source {
  margin-top: 16px; background: var(--surface-2); border: 1px dashed var(--line-strong);
  border-radius: 12px; padding: 14px 18px; font-size: 12.5px; color: var(--muted); line-height: 1.8;
}
.arc-source b { color: var(--ink-2); }

/* ---------- 自动编目徽章 / 表格 ---------- */
.arc-badge-auto {
  display: inline-flex; align-items: center; gap: 6px; height: 22px; padding: 0 9px;
  border: 1px dashed var(--blue); color: var(--blue); border-radius: 6px;
  font-size: 11.5px; letter-spacing: .5px;
}
.arc-table-wrap {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  overflow: auto; margin-top: 4px;
}
.arc-cap {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  padding: 14px 18px; border-bottom: 1px solid var(--line);
  font-family: var(--mono); font-size: 11.5px; color: var(--faint); letter-spacing: .8px;
}
.arc-cap b { color: var(--ink-2); font-family: sans-serif; font-size: 14px; letter-spacing: .3px; }
.arc-cap .note { margin-left: auto; color: var(--gold); }
.arc-cap .dim-note { margin-left: auto; color: var(--faint); }
.arc-cap .note + .dim-note { margin-left: 0; }
table.arc { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
table.arc th {
  font-family: var(--mono); font-size: 11px; letter-spacing: 1px; color: var(--faint);
  font-weight: 500; text-align: left; padding: 10px 16px; background: var(--surface-2);
  border-bottom: 1px solid var(--line); white-space: nowrap;
}
table.arc td {
  padding: 12px 16px; font-size: 13.5px; color: var(--ink-2);
  border-bottom: 1px solid #f1f3f6; white-space: nowrap;
}
table.arc tbody tr:last-child td { border-bottom: 0; }
table.arc tbody tr:hover td { background: #fafbfd; }
table.arc .no { font-family: var(--serif); font-size: 17px; color: var(--faint); width: 48px; }
table.arc tr.top .no { color: var(--brand); }
table.arc tr.top td { background: #fdf8f3; }
table.arc .name { font-weight: 600; color: var(--ink); }
table.arc .amt { font-family: var(--serif); font-size: 15.5px; color: var(--ink); }
table.arc .dim { color: var(--faint); font-size: 12.5px; }
table.arc td a, table.arc a.lnk { color: var(--blue); }
table.arc td a:hover, table.arc a.lnk:hover { text-decoration: underline; }

/* 实际次数条（▮=实际，竖线=理论期望） */
.arc-cbar { position: relative; height: 12px; background: #eef0f4; border-radius: 3px; overflow: hidden; margin: 3px 0 5px; min-width: 150px; }
.arc-cbar i { position: absolute; left: 0; top: 0; bottom: 0; background: var(--brand); opacity: .82; border-radius: 3px; }
.arc-cbar b { position: absolute; top: -2px; bottom: -2px; width: 2px; background: var(--ink); opacity: .5; }
.arc-cbar-note { font-size: 11.5px; color: var(--faint); font-variant-numeric: tabular-nums; white-space: nowrap; }
.arc-cbar-note b { color: var(--ink); font-family: var(--serif); font-size: 13.5px; font-weight: 700; }

/* 形态全档展开卡 */
.arc-form-card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 20px 22px; margin-bottom: 14px;
}
.arc-form-head { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.arc-form-head h3 { font-family: var(--serif); font-size: 19px; margin: 0; display: flex; align-items: baseline; gap: 10px; }
.arc-form-head .cnt {
  font-size: 13px; font-weight: 600; color: var(--brand); background: var(--brand-soft);
  padding: 2px 9px; border-radius: 20px;
}
.arc-form-head .prob { font-size: 12.5px; color: var(--faint); font-family: var(--mono); }
.arc-form-head .grow { flex: 1; }
.arc-form-sub { color: var(--faint); font-size: 13px; margin: 4px 0 14px; }

/* ---------- 响应式 ---------- */
@media (max-width: 900px) {
  .arc-vault-grid { grid-template-columns: 1fr 1fr; }
  .arc-hero-stats, .arc-figures, .arc-meta-grid { grid-template-columns: 1fr 1fr; }
  .arc-related { grid-template-columns: 1fr; }
  .arc-dossier-cols { grid-template-columns: 1fr; }
  .arc-hero h1 { font-size: 30px; }
  .arc-file, .arc-body { padding: 22px 18px; }
  .arc-file h1 { font-size: 22px; }
  .arc-body p { font-size: 15px; }
  .arc-hero-inner { padding: 28px 20px 24px; }
}