/* 春秋人物志 · 简帛与青铜（设计决策见 docs/design/design_notes.md） */
:root {
  --silk: #F4EDDF;
  --silk-panel: #FBF7EC;
  --ink: #2E2A24;
  --ink-soft: #7A7166;
  --line: #DCD2BC;
  --ochre: #B4652F;
  --bronze: #44766B;
  --cinnabar: #BC4433;
  --serif: "Songti SC", "Noto Serif CJK SC", "STSong", "SimSun", serif;
  --sans: system-ui, "PingFang SC", "Microsoft YaHei", sans-serif;
  --theme: var(--ochre); /* 选中人物后由 JS 覆盖 */
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--silk);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.65;
}

:focus-visible {
  outline: 2px solid var(--ochre);
  outline-offset: 2px;
  border-radius: 2px;
}

/* ---------- 页眉 ---------- */
.site-header {
  border-bottom: 1px solid var(--line);
  background: var(--silk-panel);
  padding: 0.9rem 1.2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem 1.4rem;
  align-items: baseline;
}
.site-title {
  font-family: var(--serif);
  font-size: 1.45rem;
  margin: 0;
  letter-spacing: 0.12em;
}
.site-title small {
  font-size: 0.72rem;
  color: var(--ink-soft);
  letter-spacing: 0.2em;
  margin-left: 0.6rem;
}
/* 站名＋徽记＝回首页链接 */
.site-brand {
  display: flex;
  align-items: baseline;
  gap: 0.55rem;
  color: inherit;
  text-decoration: none;
}
.site-brand .brand-badge {
  width: 24px;
  height: 24px;
  align-self: center;
  display: block;
}
.site-brand:hover .site-title { color: var(--ochre); }

/* 人物子导航：视觉从属于主导航的次级条。
 * r12 升格（Xiangtao 反馈 3）：人物名主题色加粗放大一档、徽记 24px、
 * 未激活标签加深至正文色；bar 内边距加大，与下方内容留白拉开 */
.person-nav {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  flex-wrap: wrap;
  padding: 0.55rem 1.2rem 0.6rem;
  border-bottom: 1px dashed var(--line);
  background: var(--silk);
  font-size: 0.85rem;
}
.person-nav[hidden] { display: none; }
.person-nav:not([hidden]) + main { padding-top: 1.9rem; }
.pn-badge {
  width: 24px;
  height: 24px;
  color: var(--theme);
}
.pn-badge svg { width: 100%; height: 100%; display: block; }
.pn-name {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.08rem;
  color: var(--theme);
  letter-spacing: 0.12em;
}
.pn-sep { color: var(--line); }
.person-nav button {
  font: inherit;
  font-size: 0.84rem;
  font-family: var(--serif);
  letter-spacing: 0.08em;
  background: none;
  border: 1px solid transparent;
  border-radius: 999px;
  color: var(--ink);
  padding: 0.14rem 0.75rem;
  cursor: pointer;
}
.person-nav button:hover { color: var(--theme); border-color: var(--line); }
.person-nav button[aria-current="true"] {
  color: #fff;
  background: var(--theme);
  border-color: var(--theme);
}
.person-nav .pn-exit {
  margin-left: auto;
  border: 1px dashed var(--line);
  border-radius: 999px;
}
.person-nav .pn-exit:hover { color: var(--cinnabar); border-color: var(--cinnabar); }

.main-nav { display: flex; gap: 0.4rem; align-items: center; }

/* ---------- 全站搜索（页眉，r11） ---------- */
.site-search {
  position: relative;
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 0.3rem;
  align-self: center;
}
.search-toggle {
  display: none; /* 仅 680px 下作为展开按钮出现 */
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  background: none;
  border: 1px solid var(--line);
  border-radius: 2px;
  color: var(--ink-soft);
  cursor: pointer;
}
.search-toggle:hover { color: var(--ochre); border-color: var(--ochre); }
#global-search {
  font: inherit;
  font-size: 0.85rem;
  background: var(--silk);
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 0.32rem 0.7rem;
  width: 15.5em;
  color: var(--ink);
}
#global-search:focus { border-color: var(--ochre); }
.search-pop {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  width: min(30rem, 92vw);
  max-height: min(60vh, 30rem);
  overflow-y: auto;
  background: var(--silk-panel);
  border: 1px solid var(--line);
  border-radius: 3px;
  box-shadow: 0 10px 30px rgba(46, 42, 36, 0.2);
  z-index: 70;
}
.search-pop[hidden] { display: none; }
.search-ghead {
  font-family: var(--serif);
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  color: var(--ink-soft);
  padding: 0.5rem 0.85rem 0.15rem;
  border-top: 1px dashed var(--line);
}
.search-ghead:first-child { border-top: none; }
.search-opt {
  display: block;
  width: 100%;
  text-align: left;
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  padding: 0.38rem 0.85rem;
  cursor: pointer;
}
.search-opt strong {
  display: block;
  font-family: var(--serif);
  font-weight: 600;
  font-size: 0.92rem;
}
.search-opt .search-sub {
  display: block;
  font-size: 0.72rem;
  color: var(--ink-soft);
}
.search-opt:hover { background: rgba(180, 101, 47, 0.08); }
.search-opt.active {
  background: rgba(180, 101, 47, 0.12);
  box-shadow: inset 2px 0 0 var(--ochre);
}
.search-more { color: var(--ochre); font-size: 0.82rem; }
.search-more:hover { text-decoration: underline dotted; }
.search-empty {
  padding: 0.75rem 0.9rem;
  font-size: 0.85rem;
  color: var(--ink-soft);
}
.main-nav button {
  font: inherit;
  font-family: var(--serif);
  letter-spacing: 0.1em;
  background: none;
  border: 1px solid var(--line);
  color: var(--ink);
  padding: 0.3rem 0.9rem;
  border-radius: 2px;
  cursor: pointer;
}
.main-nav button[aria-current="true"] {
  background: var(--ink);
  color: var(--silk-panel);
  border-color: var(--ink);
}
.main-nav button:disabled { opacity: 0.35; cursor: not-allowed; }
.main-nav a.nav-feedback {
  font-family: var(--serif);
  letter-spacing: 0.1em;
  border: 1px solid var(--line);
  color: var(--ink);
  padding: 0.3rem 0.9rem;
  border-radius: 2px;
  text-decoration: none;
  line-height: normal;
}
.main-nav a.nav-feedback:hover { color: var(--ochre); border-color: var(--ochre); }

main { max-width: 1240px; margin: 0 auto; padding: 1.4rem 1.2rem 3rem; }
section[hidden] { display: none; }

/* ---------- 屏1 选人 ---------- */
.screen-title {
  font-family: var(--serif);
  font-size: 1.15rem;
  letter-spacing: 0.15em;
  color: var(--ink-soft);
  margin: 0.4rem 0 1.2rem;
}
/* 国别选项卡（滚动定位到分区；680px 下可横滑） */
.state-tabs {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  gap: 0.4rem;
  padding: 0.35rem 0 0.55rem;
  margin: -0.35rem 0 0.6rem;
  background: var(--silk);
}
.state-tabs button {
  font: inherit;
  font-family: var(--serif);
  letter-spacing: 0.12em;
  background: var(--silk-panel);
  border: 1px solid var(--line);
  color: var(--ink);
  padding: 0.22rem 0.85rem;
  border-radius: 2px;
  cursor: pointer;
  white-space: nowrap;
}
.state-tabs button:hover { color: var(--ochre); border-color: var(--ochre); }
.state-tabs button[aria-current="true"] {
  background: var(--ink);
  color: var(--silk-panel);
  border-color: var(--ink);
}

/* 按国分区 */
.state-group { margin: 0 0 1.7rem; scroll-margin-top: 3.3rem; }
.state-head {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  margin: 0 0 0.75rem;
  padding-bottom: 0.3rem;
  border-bottom: 1px solid var(--line);
  font-family: var(--serif);
  font-weight: 400;
}
.state-name {
  font-size: 1.55rem;
  letter-spacing: 0.28em;
  font-weight: 700;
}
.state-note {
  font-family: var(--sans);
  font-size: 0.82rem;
  color: var(--ink-soft);
  letter-spacing: 0.06em;
}

.person-grid {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
}
/* 跨国人物流向标注（如 齐→鲁） */
.flow-chip {
  display: inline-block;
  font-family: var(--sans);
  font-weight: 400;
  font-size: 0.68rem;
  color: var(--ink-soft);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0 0.5em;
  margin-left: 0.55em;
  letter-spacing: 0.08em;
  vertical-align: 0.15em;
}
/* 卡上姓名行小字 */
.person-card .name-line {
  font-family: var(--serif);
  font-size: 0.76rem;
  color: var(--ink-soft);
  letter-spacing: 0.05em;
  margin-top: 0.1rem;
}
.person-card {
  width: 100%;
  min-height: 8.5rem; /* 统一卡式（r12，Xiangtao 反馈 1）：缺项不改变卡高 */
  text-align: left;
  font: inherit;
  color: inherit;
  background: var(--silk-panel);
  border: 1px solid var(--line);
  border-top: 4px solid var(--card-color, var(--ochre));
  border-radius: 3px;
  padding: 1rem 1.1rem;
  cursor: pointer;
  display: flex;
  gap: 0.9rem;
  align-items: flex-start;
  transition: transform 120ms ease, box-shadow 120ms ease;
}
/* 信息列：min-width:0 使单行截断在 flex 内生效；姓名/姓名行/生卒/简介一律单行 */
.person-card .card-info {
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  flex-direction: column;
}
.person-card h3,
.person-card .name-line,
.person-card .years,
.person-card p {
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.person-card:hover:not(:disabled),
.person-card:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(46, 42, 36, 0.12);
}
.person-card:disabled { cursor: default; opacity: 0.75; }
.person-card .badge {
  flex: 0 0 56px;
  width: 56px;
  height: 56px;
  color: var(--card-color, var(--ochre));
}
.person-card .badge svg { width: 100%; height: 100%; }
.person-card h3 {
  margin: 0;
  font-family: var(--serif);
  font-size: 1.2rem;
  letter-spacing: 0.08em;
}
.person-card .years {
  color: var(--ink-soft);
  font-size: 0.82rem;
  margin: 0.1rem 0 0.35rem;
}
.person-card p { margin: 0; font-size: 0.88rem; }
.person-card .pending {
  color: var(--ink-soft);
  font-style: normal;
  border: 1px dashed var(--line);
  padding: 0.1rem 0.5rem;
  border-radius: 2px;
  font-size: 0.8rem;
}

/* ---------- 首页地图导航（r12，docs/design/home_map_notes.md） ---------- */
.mode-toggle { font-size: 0.8rem; padding: 0.2rem 0.85rem; }
.home-hero { display: none; }
.home-map-mode .home-hero {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  margin-bottom: 1.3rem;
}
.home-map-main { flex: 1 1 auto; min-width: 0; }
.home-map {
  border: 1px solid var(--line);
  border-radius: 3px;
  overflow: hidden;
  background: var(--silk);
}
.home-map svg { display: block; width: 100%; height: auto; }
.home-map-status { margin-top: 0.45rem; }
.home-state-panel { flex: 0 0 320px; }
.home-state-panel .state-note {
  display: block;
  font-size: 0.8rem;
  color: var(--ink-soft);
  margin: -0.15rem 0 0.5rem;
}
.home-state-panel .person-grid {
  grid-template-columns: 1fr;
  gap: 0.7rem;
  margin-top: 0.5rem;
}
.home-pending { color: var(--ink-soft); font-size: 0.86rem; margin: 0; }
/* 国家热区：hover/focus/选中显暖赭虚线环（环即焦点指示） */
.home-state { cursor: pointer; outline: none; }
.home-state .hs-hit { fill: transparent; }
.home-state .hs-ring {
  fill: none;
  stroke: var(--ochre);
  stroke-width: 2;
  stroke-dasharray: 7 5;
  opacity: 0;
  transition: opacity 140ms ease;
}
.home-state:hover .hs-ring,
.home-state:focus .hs-ring,
.home-state.selected .hs-ring { opacity: 0.9; }
.home-state.selected .hs-ring { stroke-dasharray: none; }
.home-cluster { cursor: pointer; }
/* 桌面地图模式：分组列表隐藏（列表模式一键切回）；窄屏两者同屏纵排 */
@media (min-width: 681px) {
  .home-map-mode .home-list-block { display: none; }
}

/* ---------- 屏2 时间线 ---------- */
/* 头部姓名行（完整形式）与「姓氏有别」科普 */
.person-nameline {
  font-family: var(--serif);
  font-size: 0.9rem;
  color: var(--ink-soft);
  letter-spacing: 0.06em;
  margin: -0.7rem 0 1rem;
}
.person-nameline[hidden] { display: none; }
.person-nameline.small { font-size: 0.8rem; margin: -0.2rem 0 0.5rem; }
.xs-wrap { display: inline; }
.xs-info {
  font: inherit;
  font-family: var(--sans);
  font-size: 0.7rem;
  letter-spacing: normal;
  background: none;
  border: 1px dashed var(--line);
  border-radius: 999px;
  color: var(--ink-soft);
  padding: 0 0.55em;
  margin-left: 0.55em;
  cursor: help;
  vertical-align: 0.12em;
}
.xs-info:hover, .xs-info[aria-expanded="true"] {
  color: var(--bronze);
  border-color: var(--bronze);
}
.xs-note {
  display: block;
  font-family: var(--sans);
  font-size: 0.78rem;
  letter-spacing: normal;
  color: var(--ink);
  background: var(--silk-panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--bronze);
  border-radius: 3px;
  padding: 0.35rem 0.7rem;
  margin-top: 0.4rem;
  max-width: 34rem;
}
.xs-note[hidden] { display: none; }

.ruler-wrap { margin-bottom: 1rem; }
.ruler-wrap svg { width: 100%; height: auto; display: block; }

.timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  border-left: 2px solid var(--line);
}
.timeline li { margin: 0 0 0.55rem; }
.event {
  background: var(--silk-panel);
  border: 1px solid var(--line);
  border-radius: 3px;
  margin-left: 1rem;
  position: relative;
}
.event::before {
  content: "";
  position: absolute;
  left: -1.35rem;
  top: 1.15rem;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--silk);
  border: 2px solid var(--theme);
}
.event.major { border-left: 4px solid var(--theme); }
.event.major::before { background: var(--theme); }
.event summary {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.65rem 0.9rem;
  cursor: pointer;
  list-style: none;
}
.event summary::-webkit-details-marker { display: none; }
.event .cat-ico {
  flex: 0 0 22px;
  width: 22px;
  height: 22px;
  color: var(--theme);
}
.event.major .cat-ico { width: 26px; height: 26px; flex-basis: 26px; }
.event .cat-ico svg { width: 100%; height: 100%; }
.event .when {
  font-family: var(--serif);
  white-space: nowrap;
  min-width: 9.5em;
}
.event .when small { display: block; color: var(--ink-soft); font-size: 0.72rem; }
.event .evt-title { font-family: var(--serif); font-size: 1rem; }
.event.major .evt-title { font-weight: 700; }
.event .role-chip {
  margin-left: auto;
  font-size: 0.72rem;
  color: var(--ink-soft);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0 0.55rem;
  white-space: nowrap;
}
.event-body {
  border-top: 1px dashed var(--line);
  padding: 0.75rem 1rem 0.9rem;
  font-size: 0.9rem;
}
.event-body .meta-chips { margin-bottom: 0.5rem; }
.chip {
  display: inline-block;
  font-size: 0.72rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0 0.55rem;
  margin: 0 0.3rem 0.3rem 0;
  color: var(--ink-soft);
}
.chip.rel-high { border-color: var(--bronze); color: var(--bronze); }
.chip.rel-medium { border-color: var(--ochre); color: var(--ochre); }
.chip.rel-low { border-color: var(--cinnabar); color: var(--cinnabar); }

.quote {
  font-family: var(--serif);
  letter-spacing: 0.05em;
  border-left: 3px solid var(--cinnabar);
  background: rgba(188, 68, 51, 0.05);
  margin: 0.6rem 0 0;
  padding: 0.5rem 0.8rem;
}
.quote p { margin: 0; }
.quote footer {
  font-family: var(--sans);
  font-size: 0.75rem;
  color: var(--ink-soft);
  margin-top: 0.3rem;
}
/* ---------- 屏3 地图 ---------- */
.map-layout { display: flex; gap: 1rem; align-items: flex-start; }
.map-main { flex: 1 1 auto; min-width: 0; }
.map-canvas {
  border: 1px solid var(--line);
  border-radius: 3px;
  overflow: hidden;
  background: var(--silk);
}
.map-canvas svg { display: block; width: 100%; height: auto; }
.map-toolbar {
  display: flex;
  gap: 0.6rem;
  align-items: center;
  margin: 0.55rem 0;
  flex-wrap: wrap;
}
.map-toolbar button {
  font: inherit;
  font-family: var(--serif);
  background: var(--silk-panel);
  border: 1px solid var(--line);
  padding: 0.25rem 0.8rem;
  border-radius: 2px;
  cursor: pointer;
}
.map-status { font-size: 0.82rem; color: var(--ink-soft); }
.map-note { font-size: 0.75rem; color: var(--ink-soft); margin-top: 0.4rem; }

.map-side {
  flex: 0 0 300px;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.panel {
  background: var(--silk-panel);
  border: 1px solid var(--line);
  border-radius: 3px;
  padding: 0.8rem 1rem;
  font-size: 0.87rem;
}
.panel h3 {
  margin: 0 0 0.5rem;
  font-family: var(--serif);
  font-size: 1rem;
  letter-spacing: 0.1em;
  border-bottom: 1px solid var(--line);
  padding-bottom: 0.35rem;
}
.panel dl { margin: 0; }
.panel dt { color: var(--ink-soft); font-size: 0.75rem; margin-top: 0.5rem; }
.panel dd { margin: 0; }
.panel ul { margin: 0.2rem 0 0; padding-left: 1.1rem; }
.panel li { margin-bottom: 0.15rem; }
.place-list { list-style: none; padding: 0; margin: 0; }
.place-list button {
  font: inherit;
  background: none;
  border: none;
  color: var(--ink);
  cursor: pointer;
  padding: 0.15rem 0;
  text-decoration: underline dotted var(--ink-soft);
}

/* SVG 锚点 */
.anchor { cursor: pointer; }
.anchor circle { transition: r 120ms ease; }
.anchor:hover circle.dot, .anchor:focus circle.dot { r: 8; }
.anchor text {
  font-family: "Songti SC", "Noto Serif CJK SC", "STSong", "SimSun", serif;
  font-size: 13px;
  paint-order: stroke;
  stroke: #F4EDDF;
  stroke-width: 3px;
  fill: #2E2A24;
}
.traj { pointer-events: none; }

footer.site-footer {
  border-top: 1px solid var(--line);
  color: var(--ink-soft);
  font-size: 0.75rem;
  padding: 0.9rem 1.2rem 2rem;
  text-align: center;
}
/* 底部分享与反馈行（r11） */
.footer-share {
  display: flex;
  gap: 0.55rem;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 0.45rem;
}
.footer-share button {
  font: inherit;
  font-size: 0.8rem;
  font-family: var(--serif);
  letter-spacing: 0.06em;
  background: var(--silk-panel);
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 0.3rem 0.9rem;
  color: var(--ink);
  cursor: pointer;
}
.footer-share button:hover { color: var(--ochre); border-color: var(--ochre); }
.footer-feedback { margin: 0 0 0.35rem; }
.footer-feedback a { color: var(--ochre); }
.footer-stats { margin: 0; }
.share-toast {
  display: inline-block;
  color: var(--bronze);
  opacity: 0;
  transition: opacity 250ms ease;
}
.share-toast.show { opacity: 1; }

/* ---------- 分享卡对话框（r11） ---------- */
.share-overlay {
  position: fixed;
  inset: 0;
  z-index: 80;
  background: rgba(46, 42, 36, 0.38);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.share-overlay[hidden] { display: none; }
.share-box {
  background: var(--silk-panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 16px 48px rgba(46, 42, 36, 0.3);
  width: min(30rem, 100%);
  max-height: 94vh;
  overflow-y: auto;
  padding: 0.85rem 1.1rem 1rem;
}
.share-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  padding-bottom: 0.4rem;
}
.share-head h3 {
  margin: 0;
  font-family: var(--serif);
  font-size: 1.05rem;
  letter-spacing: 0.1em;
}
.share-head button {
  font: inherit;
  background: none;
  border: 1px solid var(--line);
  border-radius: 999px;
  width: 30px;
  height: 30px;
  cursor: pointer;
  color: var(--ink-soft);
}
.share-sizes {
  display: flex;
  gap: 0.4rem;
  margin: 0.7rem 0 0;
  flex-wrap: wrap;
}
.share-sizes button {
  font: inherit;
  font-size: 0.78rem;
  font-family: var(--serif);
  background: none;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.18rem 0.8rem;
  color: var(--ink-soft);
  cursor: pointer;
}
.share-sizes button[aria-pressed="true"] {
  background: var(--ink);
  color: var(--silk-panel);
  border-color: var(--ink);
}
.share-preview { margin: 0.7rem 0; text-align: center; }
#share-canvas {
  width: min(300px, 100%);
  height: auto;
  border: 1px solid var(--line);
  border-radius: 3px;
  box-shadow: 0 3px 12px rgba(46, 42, 36, 0.14);
}
.share-actions {
  display: flex;
  gap: 0.5rem;
  justify-content: center;
  flex-wrap: wrap;
}
.share-actions button {
  font: inherit;
  font-size: 0.85rem;
  font-family: var(--serif);
  letter-spacing: 0.06em;
  background: var(--silk);
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 0.32rem 1rem;
  color: var(--ink);
  cursor: pointer;
}
.share-actions button:hover { color: var(--ochre); border-color: var(--ochre); }
#share-toast {
  display: block;
  text-align: center;
  min-height: 1.2em;
  margin: 0.55rem 0 0;
  font-size: 0.8rem;
}

/* 搜索直达的事件高亮一闪 */
@keyframes spotlight-fade {
  0% { box-shadow: 0 0 0 3px rgba(188, 68, 51, 0.55); }
  100% { box-shadow: 0 0 0 3px rgba(188, 68, 51, 0); }
}
.event.spotlight { animation: spotlight-fade 2.2s ease-out both; }

/* ---------- 地图图例与免责声明 ---------- */
.map-frame { position: relative; }
.map-legend {
  position: absolute;
  left: 10px;
  bottom: 10px;
  display: flex;
  gap: 0.8rem;
  background: rgba(251, 247, 236, 0.92);
  border: 1px solid var(--line);
  border-radius: 3px;
  padding: 0.25rem 0.7rem;
  font-size: 0.75rem;
  color: var(--ink-soft);
  pointer-events: none;
}
.map-legend span { display: inline-flex; align-items: center; gap: 0.3rem; }
.lg-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.lg-solid { background: var(--theme); }
.lg-hollow { background: var(--silk-panel); border: 2px solid var(--theme); }
.lg-line {
  display: inline-block;
  width: 18px;
  border-top: 2px dashed var(--theme);
}
.map-disclaimer {
  position: absolute;
  right: 10px;
  top: 10px;
  font: inherit;
  font-size: 0.72rem;
  background: rgba(251, 247, 236, 0.92);
  border: 1px solid var(--line);
  border-radius: 3px;
  padding: 0.15rem 0.55rem;
  color: var(--ink-soft);
  cursor: pointer;
}
.disclaimer-pop {
  position: absolute;
  right: 10px;
  top: 40px;
  max-width: 300px;
  background: var(--silk-panel);
  border: 1px solid var(--line);
  border-radius: 3px;
  box-shadow: 0 4px 14px rgba(46, 42, 36, 0.15);
  padding: 0.6rem 0.8rem;
  font-size: 0.78rem;
  z-index: 5;
}
.disclaimer-pop p { margin: 0 0 0.4rem; }
.disclaimer-pop p:last-child { margin-bottom: 0; }

/* ---------- 播放字幕条（到站信息叠加地图内，融入绢帛底） ---------- */
.play-caption {
  position: absolute;
  left: 50%;
  bottom: 48px;
  transform: translateX(-50%);
  max-width: min(92%, 640px);
  margin: 0;
  background: rgba(251, 247, 236, 0.88);
  border: 1px solid var(--line);
  border-left: 3px solid var(--theme);
  border-radius: 3px;
  padding: 0.28rem 0.85rem;
  font-family: var(--serif);
  font-size: 0.85rem;
  letter-spacing: 0.03em;
  color: var(--ink);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  pointer-events: none;
  z-index: 6;
  opacity: 0;
  transition: opacity 250ms ease;
}
.play-caption.show { opacity: 1; }
.play-caption[hidden] { display: none; }
.map-overlay-body { position: relative; }
.map-overlay-body .play-caption { bottom: 18px; }

/* ---------- 无地望计数与全屏浮层 ---------- */
.map-nogeo {
  position: absolute;
  right: 10px;
  bottom: 10px;
  max-width: 320px;
  background: rgba(251, 247, 236, 0.94);
  border: 1px solid var(--line);
  border-radius: 3px;
  font-size: 0.75rem;
  color: var(--ink-soft);
}
.map-nogeo summary {
  padding: 0.25rem 0.7rem;
  cursor: pointer;
  list-style: none;
}
.map-nogeo summary::-webkit-details-marker { display: none; }
.map-nogeo ul {
  margin: 0;
  padding: 0.2rem 0.9rem 0.5rem 1.6rem;
  border-top: 1px dashed var(--line);
}
.map-overlay {
  position: fixed;
  inset: 0;
  z-index: 50;
  background: var(--silk);
  display: flex;
  flex-direction: column;
}
.map-overlay[hidden] { display: none; }
.map-overlay-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.8rem;
  padding: 0.5rem 0.9rem;
  border-bottom: 1px solid var(--line);
  background: var(--silk-panel);
  font-size: 0.82rem;
  color: var(--ink-soft);
}
.map-overlay-bar button {
  font: inherit;
  background: none;
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 0.25rem 0.8rem;
  cursor: pointer;
  color: var(--ink);
}
.map-overlay-body {
  flex: 1;
  min-height: 0;
  overflow: hidden;
}
.map-overlay-body svg {
  width: 100%;
  height: 100%;
  display: block;
  touch-action: none;
  cursor: grab;
}
body.no-scroll { overflow: hidden; }

/* ---------- 屏4 资料库 ---------- */
.lib-toolbar {
  display: flex;
  gap: 0.8rem;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}
.lib-tabs { display: flex; gap: 0.4rem; }
.lib-tabs button {
  font: inherit;
  font-family: var(--serif);
  letter-spacing: 0.08em;
  background: none;
  border: 1px solid var(--line);
  color: var(--ink);
  padding: 0.3rem 0.9rem;
  border-radius: 2px;
  cursor: pointer;
}
.lib-tabs button[aria-selected="true"] {
  background: var(--bronze);
  color: var(--silk-panel);
  border-color: var(--bronze);
}
#lib-search {
  font: inherit;
  background: var(--silk-panel);
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 0.3rem 0.7rem;
  min-width: 220px;
  color: var(--ink);
}
.lib-layout { display: flex; gap: 1rem; align-items: flex-start; }
.lib-list {
  flex: 0 0 42%;
  list-style: none;
  margin: 0;
  padding: 0;
  max-height: 65vh;
  overflow-y: auto;
  border: 1px solid var(--line);
  border-radius: 3px;
  background: var(--silk-panel);
}
.lib-list li + li { border-top: 1px dashed var(--line); }
.lib-item {
  display: block;
  width: 100%;
  text-align: left;
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  padding: 0.55rem 0.9rem;
  cursor: pointer;
}
.lib-item:hover { background: rgba(180, 101, 47, 0.07); }
.lib-item strong { display: block; font-family: var(--serif); }
.lib-sub { font-size: 0.75rem; color: var(--ink-soft); }
.lib-empty { padding: 0.8rem; color: var(--ink-soft); }
.lib-detail { flex: 1 1 auto; min-width: 0; }
.lib-detail a { color: var(--ochre); }
.home-extra { margin-top: 1.4rem; }
.library-entry {
  font: inherit;
  font-family: var(--serif);
  letter-spacing: 0.06em;
  background: none;
  border: 1px dashed var(--line);
  color: var(--ink-soft);
  padding: 0.45rem 1rem;
  border-radius: 3px;
  cursor: pointer;
}
.library-entry:hover { color: var(--ochre); border-color: var(--ochre); }
.brand-card { margin: 1.8rem 0 0; }
.brand-card img {
  display: block;
  width: min(320px, 100%);
  height: auto;
  border: 1px solid var(--line);
  border-radius: 3px;
  box-shadow: 0 2px 8px rgba(46, 42, 36, 0.08);
}
.brand-card figcaption {
  font-size: 0.75rem;
  color: var(--ink-soft);
  margin-top: 0.35rem;
}

/* ---------- 选中锚点与入口按钮 ---------- */
.anchor.selected circle.dot {
  stroke: var(--cinnabar);
  stroke-width: 3.2;
}
.inline-entry {
  font: inherit;
  font-size: 0.78rem;
  font-family: var(--sans);
  letter-spacing: normal;
  background: none;
  border: 1px dashed var(--line);
  border-radius: 999px;
  padding: 0.1rem 0.7rem;
  margin-left: 0.8rem;
  color: var(--ink-soft);
  cursor: pointer;
  vertical-align: middle;
}
.inline-entry:hover { color: var(--ochre); border-color: var(--ochre); }

/* ---------- 屏5 关系图谱 ---------- */
.rel-toolbar {
  display: flex;
  gap: 0.5rem 1rem;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 0.7rem;
}
.rel-crumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.1rem 0.35rem;
  align-items: baseline;
  font-size: 0.85rem;
  color: var(--ink-soft);
  min-width: 0;
}
.rel-crumbs button {
  font: inherit;
  font-family: var(--serif);
  background: none;
  border: none;
  padding: 0 0.1rem;
  color: var(--ochre);
  cursor: pointer;
  text-decoration: underline dotted;
}
.rel-crumbs .crumb-cur { font-family: var(--serif); color: var(--ink); font-weight: 700; }
.rel-crumbs .crumb-sep { color: var(--line); }
.rel-tools {
  margin-left: auto;
  display: flex;
  gap: 0.6rem;
  align-items: center;
  flex-wrap: wrap;
  font-size: 0.8rem;
}
.rel-tools button {
  font: inherit;
  font-family: var(--serif);
  font-size: 0.82rem;
  background: var(--silk-panel);
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 0.22rem 0.7rem;
  cursor: pointer;
  color: var(--ink);
}
.rel-tools button:hover { color: var(--ochre); border-color: var(--ochre); }
.rel-filter {
  display: inline-flex;
  gap: 0.3rem;
  align-items: center;
  color: var(--ink-soft);
  cursor: pointer;
}
.rel-filter[hidden] { display: none; }
.rel-filter input { accent-color: var(--bronze); }
.rel-ghead { cursor: pointer; }
.rel-ghead text {
  font-family: var(--serif);
  font-size: 13px;
  fill: var(--ink-soft);
}
.rel-ghead:hover text, .rel-ghead:focus text { fill: var(--ochre); }
.rel-node text .sublabel {
  font-size: 10.5px;
  fill: var(--ink-soft);
  font-weight: 400;
}
.rel-node.ego { cursor: default; }
.rel-layout { display: flex; gap: 1rem; align-items: flex-start; }
.rel-main { flex: 1 1 auto; min-width: 0; }
.rel-canvas {
  border: 1px solid var(--line);
  border-radius: 3px;
  background: var(--silk-panel);
}
.rel-canvas svg { display: block; width: 100%; height: auto; }
.rel-edge { cursor: pointer; opacity: 0.3; transition: opacity 150ms ease; }
.rel-node { cursor: pointer; }
.rel-node text {
  font-family: var(--serif);
  font-size: 13.5px;
  fill: var(--ink);
  paint-order: stroke;
  stroke: #FBF7EC;
  stroke-width: 3px;
}
.rel-node.proto text { font-weight: 700; font-size: 15px; }
.rel-node.focused circle { stroke: var(--cinnabar); stroke-width: 3; }
/* 多重关系数字徽记（并线边中点） */
.edge-multi { cursor: pointer; }
.edge-multi text {
  font-family: var(--sans);
  font-size: 9.5px;
  font-weight: 700;
  fill: var(--ink);
  pointer-events: none;
}
.rel-pair-note {
  font-size: 0.75rem;
  color: var(--ink-soft);
  border-top: 1px dashed var(--line);
  padding-top: 0.45rem;
  margin: 0.55rem 0 0;
}
.rel-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1rem;
  margin-top: 0.55rem;
  font-size: 0.75rem;
  color: var(--ink-soft);
}
.rel-legend span { display: inline-flex; align-items: center; gap: 0.35rem; }
.rel-legend i {
  display: inline-block;
  width: 20px;
  border-top: 3px solid;
}
.rel-legend-dash { font-style: normal; }
.rel-panel { flex: 0 0 320px; max-height: 72vh; overflow-y: auto; }
.rel-bio { font-size: 0.82rem; color: var(--ink-soft); margin: 0 0 0.5rem; }
.rel-list { list-style: none; margin: 0; padding: 0; }
.rel-list li { border-bottom: 1px dashed var(--line); padding: 0.45rem 0; }
.rel-list li > div:first-child { font-family: var(--serif); }
.rel-meta { margin-top: 0.2rem; }
.rel-note { font-size: 0.72rem; color: var(--ink-soft); }
.rel-actions { display: flex; gap: 0.5rem; flex-wrap: wrap; margin: 0.7rem 0 0; }
.rel-actions button {
  font: inherit;
  font-size: 0.8rem;
  background: var(--silk-panel);
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 0.25rem 0.7rem;
  cursor: pointer;
}
.rel-actions button:hover { border-color: var(--ochre); color: var(--ochre); }

/* ---------- 关于页 ---------- */
.about-body { max-width: 46rem; }
.about-body h3 {
  font-family: var(--serif);
  letter-spacing: 0.1em;
  border-bottom: 1px solid var(--line);
  padding-bottom: 0.3rem;
  margin: 1.6rem 0 0.6rem;
}
.about-body section:first-child h3 { margin-top: 0.2rem; }
.about-body p, .about-body li { font-size: 0.92rem; }
.about-body a { color: var(--ochre); }

/* ---------- 底部抽屉（仅全屏放大态的地点卡） ---------- */
.drawer-backdrop {
  position: fixed;
  inset: 0;
  z-index: 58;
  background: rgba(46, 42, 36, 0);
  transition: background 200ms ease-out;
}
.drawer-backdrop.open { background: rgba(46, 42, 36, 0.18); }
.drawer-backdrop[hidden] { display: none; }
.place-drawer {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 60;
  max-height: 45vh;
  display: flex;
  flex-direction: column;
  background: var(--silk-panel);
  border-top: 1px solid var(--line);
  border-radius: 10px 10px 0 0;
  box-shadow: 0 -6px 24px rgba(46, 42, 36, 0.18);
  transform: translateY(105%);
  transition: transform 220ms ease-out;
  touch-action: none;
}
.place-drawer.open { transform: translateY(0); }
.place-drawer[hidden] { display: none; }
.drawer-grip { display: flex; justify-content: center; padding: 0.4rem 0 0.1rem; }
.drawer-grip span {
  width: 44px;
  height: 4px;
  border-radius: 2px;
  background: var(--line);
}
.drawer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.1rem 1rem 0.35rem;
  border-bottom: 1px solid var(--line);
}
.drawer-head h3 {
  margin: 0;
  font-family: var(--serif);
  font-size: 1.02rem;
  letter-spacing: 0.06em;
}
.drawer-head button {
  font: inherit;
  background: none;
  border: 1px solid var(--line);
  border-radius: 999px;
  width: 30px;
  height: 30px;
  cursor: pointer;
  color: var(--ink-soft);
}
.drawer-content {
  overflow-y: auto;
  padding: 0.5rem 1rem 1rem;
  font-size: 0.88rem;
  touch-action: pan-y;
}
.drawer-content dt { color: var(--ink-soft); font-size: 0.74rem; margin-top: 0.5rem; }
.drawer-content dd { margin: 0; }
.drawer-content ul { margin: 0.2rem 0 0; padding-left: 1.1rem; }

/* 桌面（>680px）：全屏态地点抽屉收为限宽浮卡，居中、圆角、浮起（r10，Xiangtao 反馈 7）；
 * 手机端保持整宽贴底抽屉不变 */
@media (min-width: 681px) {
  .place-drawer {
    left: 0;
    right: 0;
    width: min(520px, calc(100vw - 2rem));
    margin: 0 auto;
    bottom: 18px;
    border: 1px solid var(--line);
    border-radius: 12px;
    box-shadow: 0 10px 32px rgba(46, 42, 36, 0.26);
  }
}

/* ---------- 窄屏 ---------- */
@media (max-width: 680px) {
  .site-header { padding: 0.7rem 0.8rem; }
  .main-nav { margin-left: 0; width: 100%; flex-wrap: wrap; }
  /* 搜索收纳为图标；点开占整行展开输入框 */
  .search-toggle { display: inline-flex; }
  .site-search:not(.open) #global-search,
  .site-search:not(.open) .search-pop { display: none; }
  .site-search.open { width: 100%; }
  .site-search.open #global-search { flex: 1 1 auto; width: 0; min-width: 0; }
  .site-search.open .search-pop { left: 0; right: 0; width: auto; }
  .person-nav { padding: 0.5rem 0.8rem 0.55rem; }
  .person-nav button { padding: 0.14rem 0.6rem; }
  .person-nav:not([hidden]) + main { padding-top: 1.5rem; }
  /* 首页地图：底图在上（横向滚动保可读），分组列表在下同屏纵排；侧面板隐藏 */
  .home-map-mode .home-hero { flex-direction: column; }
  .home-state-panel { display: none; }
  .home-map { overflow-x: auto; }
  .home-map svg { min-width: 640px; }
  .main-nav button, .main-nav a.nav-feedback { flex: 1 1 auto; text-align: center; }
  main { padding: 1rem 0.8rem 2.5rem; }
  .person-grid { grid-template-columns: 1fr; }
  /* 窄屏：分区纵排天然成立；选项卡一行横滑 */
  .state-tabs { overflow-x: auto; flex-wrap: nowrap; -webkit-overflow-scrolling: touch; }
  .state-group { scroll-margin-top: 3rem; }
  .event summary { flex-wrap: wrap; }
  .event .when { min-width: 0; }
  .event .role-chip { margin-left: 0; }
  .map-layout { flex-direction: column; }
  .map-side { flex-basis: auto; width: 100%; }
  .map-canvas { overflow-x: auto; }
  .map-canvas svg { min-width: 640px; }
  .map-legend { position: static; margin-top: 0.4rem; width: max-content; }
  .lib-layout { flex-direction: column; }
  .lib-list { flex-basis: auto; width: 100%; max-height: 45vh; }
  #lib-search { flex: 1 1 auto; min-width: 0; width: 100%; }
  .rel-layout { flex-direction: column; }
  .rel-panel { flex-basis: auto; width: 100%; max-height: none; }
  .rel-tools { margin-left: 0; width: 100%; justify-content: flex-start; }
  /* 窄屏图例为文档流（在图下方），字幕条抬高到图面之上避让 */
  .play-caption { bottom: 3.1rem; max-width: 96%; font-size: 0.8rem; }
  /* 窄屏关系图与地图同策略：横向滚动保住可读尺寸 */
  .rel-canvas { overflow-x: auto; }
  .rel-canvas svg { min-width: 640px; }
  /* 窄屏内嵌视图：地点详情为地图下方文档流卡片（round6 回归）；抽屉仅用于全屏态 */
  .inline-entry { display: inline-block; margin: 0.3rem 0 0; }
}