/* ===== 历代人物生卒年表 · 浅色简约样式 ===== */
:root {
  --bg: #f3f4f6;
  --bg-grad: #eef0f3;
  --card: #ffffff;
  --border: #e6e8ec;
  --border-soft: #eef0f3;
  --text: #2b2f36;
  --muted: #8a909c;
  --dim: #b3b9c4;
  --ink: #3b4252;
  --accent: #4a5568;
  --shadow: 0 6px 24px rgba(40, 48, 64, 0.08);
  --shadow-sm: 0 2px 8px rgba(40, 48, 64, 0.06);
  --serif: "Noto Serif SC", "Songti SC", "STSong", "SimSun", "宋体", serif;
  --sans: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", system-ui, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0; padding: 0;
  background:
    radial-gradient(1100px 520px at 50% -8%, #ffffff 0%, transparent 55%),
    linear-gradient(180deg, var(--bg-grad), var(--bg));
  color: var(--text);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

.wrap { max-width: 1360px; margin: 0 auto; padding: 44px 20px 80px; }

/* ---------- Header ---------- */
.site-head { text-align: center; margin-bottom: 30px; }
.site-head .seal {
  display: inline-block; font-family: var(--serif); font-size: 12px;
  letter-spacing: 5px; color: var(--accent);
  border: 1px solid var(--dim); border-radius: 4px;
  padding: 4px 13px; margin-bottom: 16px; background: #fff;
}
.site-head h1 {
  font-family: var(--serif); font-weight: 700; font-size: 36px;
  letter-spacing: 7px; margin: 0 0 10px; color: var(--ink);
}
.site-head p { color: var(--muted); margin: 4px 0; letter-spacing: 2px; font-size: 14px; }
.site-head .rule {
  width: 72px; height: 2px; margin: 18px auto 0;
  background: linear-gradient(90deg, transparent, var(--dim), transparent);
}

/* ---------- Toolbar ---------- */
.toolbar {
  display: flex; flex-wrap: wrap; gap: 16px; align-items: center;
  justify-content: space-between;
  background: var(--card); border: 1px solid var(--border);
  border-radius: 14px; padding: 14px 18px; margin-bottom: 22px;
  box-shadow: var(--shadow);
}
.tool-group { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.tool-group .lbl { color: var(--dim); font-size: 12px; letter-spacing: 2px; margin-right: 4px; }

button.ctl {
  background: #fff; color: var(--ink); border: 1px solid var(--border);
  border-radius: 9px; padding: 8px 14px; font-size: 14px; cursor: pointer;
  transition: all .18s ease; font-family: var(--sans);
}
button.ctl:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-1px); box-shadow: var(--shadow-sm); }

.chip {
  border: 1px solid var(--border); background: #fff; color: var(--muted);
  border-radius: 999px; padding: 7px 16px; cursor: pointer; font-size: 13px;
  letter-spacing: 1px; transition: all .18s ease;
}
.chip[data-active="1"] { background: var(--ink); border-color: var(--ink); color: #fff; }
.chip:hover { color: var(--ink); }
.chip[data-active="1"]:hover { color: #fff; }

.zoom-level { color: var(--accent); font-size: 13px; min-width: 240px; text-align: center; letter-spacing: .5px; }

/* ---------- Timeline ---------- */
.timeline-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 16px; padding: 18px 18px 8px; box-shadow: var(--shadow);
  overflow: hidden;
  transition: border-color .2s ease, box-shadow .2s ease;
}
/* 可滚动视口：纵向滚动 + 横向平移时间轴 */
.timeline-scroll {
  max-height: 86vh; overflow-y: auto; overflow-x: hidden;
  scrollbar-width: thin; scrollbar-color: var(--dim) transparent;
  -webkit-overflow-scrolling: touch;
}
.timeline-scroll::-webkit-scrollbar { width: 10px; }
.timeline-scroll::-webkit-scrollbar-thumb { background: var(--dim); border-radius: 6px; border: 3px solid #fff; }
.timeline-scroll::-webkit-scrollbar-track { background: transparent; }
.axis {
  position: sticky; top: 0; z-index: 6; background: var(--card);
  box-shadow: 0 1px 0 var(--border);
  height: 32px; margin-left: 200px;
  border-bottom: 1px solid var(--border); user-select: none;
}
.axis .tick {
  position: absolute; bottom: 0; transform: translateX(-50%);
  color: var(--dim); font-size: 12px; font-family: var(--serif);
}
.axis .tick::after {
  content: ""; position: absolute; left: 50%; bottom: -1px;
  width: 1px; height: 6px; background: var(--border); transform: translateX(-50%);
}
.axis .tick.major { color: var(--muted); }
.axis .tick.major::after { height: 10px; background: var(--dim); }
.axis .tick.origin { color: var(--accent); font-weight: 700; font-size: 11px; bottom: 1px; }
.axis .tick.origin::after { width: 2px; height: 14px; background: var(--accent); }

.rows { position: relative; cursor: grab; }
.rows:active { cursor: grabbing; }
.rows.no-anim .row { animation: none !important; opacity: 1; transform: none; }
.row {
  display: flex; align-items: center; border-bottom: 1px solid var(--border-soft);
  height: 44px; position: relative; z-index: 1;
  opacity: 0; transform: translateY(6px); animation: rise .45s ease forwards;
}
@keyframes rise { to { opacity: 1; transform: none; } }
.row:hover { background: #fafbfc; }

.row .label {
  width: 200px; flex: 0 0 200px; padding-right: 16px; text-align: right;
  border-right: 1px solid var(--border-soft); height: 100%;
  display: flex; flex-direction: column; justify-content: center; align-items: flex-end;
}
.row .label .nm { font-family: var(--serif); font-size: 16px; letter-spacing: 2px; color: var(--text); }
.row .label .tt { font-size: 11px; color: var(--dim); margin-top: 2px; letter-spacing: 1px; }

.track { position: relative; flex: 1 1 auto; height: 100%; cursor: grab; }
.track:active { cursor: grabbing; }

.bar {
  position: absolute; top: 50%; transform: translateY(-50%);
  height: 20px; border-radius: 6px; display: flex; align-items: center;
  padding: 0 9px; gap: 6px; font-size: 12px; letter-spacing: .5px;
  color: #fff; font-weight: 600; white-space: nowrap; overflow: hidden;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.28), var(--shadow-sm);
  transition: left .14s ease, width .14s ease, filter .18s ease, opacity .18s ease;
  cursor: pointer;
}
.bar:hover { filter: brightness(1.05); }
.bar.minister { opacity: .72; }
.bar .role {
  width: 6px; height: 6px; border-radius: 50%; flex: 0 0 6px;
  background: #fff; box-shadow: 0 0 0 1px rgba(0,0,0,.12);
}
.bar.minister .role { background: transparent; box-shadow: inset 0 0 0 1.5px #fff; }
.bar.artisan .role { background: #1f7a6a; box-shadow: 0 0 0 1px rgba(0,0,0,.12); }
.bar .yr { opacity: .92; font-weight: 500; }

/* 朝代时代带 */
.timeline-body { position: relative; }
.era-overlay { position: absolute; top: 0; left: 200px; right: 0; bottom: 0; pointer-events: none; z-index: 0; }
.era-band { position: absolute; top: 0; bottom: 0; }
.era-band .fill { position: absolute; inset: 0; border-radius: 0; }
.era-label {
  position: absolute; top: 4px; left: 8px; font-family: var(--serif);
  font-size: 13px; letter-spacing: 2px; font-weight: 700;
}

.legend { display: flex; flex-wrap: wrap; gap: 20px; padding: 12px 4px 2px; color: var(--muted); font-size: 12px; }
.legend i { display: inline-block; width: 22px; height: 11px; border-radius: 4px; margin-right: 7px; vertical-align: middle; }
.legend .lm-r { background: #fff; border: 1px solid var(--border); }
.legend .lm-r .dot { display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--ink);margin-right:6px;vertical-align:middle;}
.legend .lm-r .ring { display:inline-block;width:6px;height:6px;border-radius:50%;box-shadow:inset 0 0 0 1.5px var(--ink);margin-right:6px;vertical-align:middle;}
.legend .lm-s { background: #f6efe6; border: 1px solid #e8dccb; }
.legend .lm-s .dot { display:inline-block;width:6px;height:6px;border-radius:50%;background:#9a6b3f;margin-right:6px;vertical-align:middle;}
.legend .lm-a { background: #eaf3f1; border: 1px solid #bfe0d8; }
.legend .lm-a .sq { display:inline-block;width:6px;height:6px;background:#2aa198;margin-right:6px;vertical-align:middle;}
.hint { color: var(--dim); font-size: 11px; padding: 6px 4px 12px; letter-spacing: .3px; }

/* ---------- Table ---------- */
.table-card {
  margin-top: 34px; background: var(--card); border: 1px solid var(--border);
  border-radius: 16px; box-shadow: var(--shadow); overflow: hidden;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.table-head { display: flex; align-items: center; justify-content: space-between; padding: 16px 20px; border-bottom: 1px solid var(--border); }
.table-head h2 { font-family: var(--serif); font-size: 19px; letter-spacing: 3px; margin: 0; color: var(--ink); }
.table-head .sub { color: var(--dim); font-size: 12px; letter-spacing: 1px; }

/* 时间轴卡片表头（命名为「交互总表」），用负边距抵消卡片内边距使其通栏 */
.timeline-head {
  display: flex; align-items: center; justify-content: space-between;
  margin: -18px -18px 14px; padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}
.timeline-head h2 { font-family: var(--serif); font-size: 19px; letter-spacing: 3px; margin: 0; color: var(--ink); }
.timeline-head .sub { color: var(--dim); font-size: 12px; letter-spacing: 1px; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
thead th {
  text-align: left; color: var(--muted); font-weight: 500; letter-spacing: 1px; font-size: 12px;
  padding: 9px 18px; border-bottom: 1px solid var(--border); cursor: pointer;
  user-select: none; white-space: nowrap; background: #fafbfc;
  position: sticky; top: 0; z-index: 3;
}
thead th:hover { color: var(--accent); }
thead th .arr { color: var(--dim); margin-left: 4px; font-size: 10px; }
tbody td { padding: 8px 18px; border-bottom: 1px solid var(--border-soft); color: var(--text); }
tbody tr { transition: background .15s ease; }
tbody tr:hover { background: #f7f8fa; }
.nm-cell { font-family: var(--serif); font-size: 15px; letter-spacing: 1px; }

.tag { display: inline-block; font-size: 11px; padding: 2px 9px; border-radius: 999px; letter-spacing: 1px; }
.tag.emperor { background: #eef1f6; color: var(--ink); border: 1px solid #d6dbe4; }
.tag.minister { background: #f3f0f1; color: #8a6b78; border: 1px solid #e3d6dc; }
.tag.scholar { background: #f6efe6; color: #9a6b3f; border: 1px solid #e8dccb; }
.tag.artisan { background: #eaf3f1; color: #1f7a6a; border: 1px solid #bfe0d8; }
.dy { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; color: var(--muted); }
.dy i { width: 9px; height: 9px; border-radius: 50%; display: inline-block; }
.age { color: var(--accent); font-variant-numeric: tabular-nums; }

/* ---------- 总表行「定位」高亮（点姓名外单元格 → 时间轴定位缩放） ---------- */
/* 定位时整张卡片微微变色，提示焦点已落到该人物的「表头/条目」上 */
.table-card.locating,
.timeline-card.locating {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px rgba(74, 85, 104, .12), var(--shadow);
}
/* 被定位的那一行：左侧强调条 + 淡淡的底色，UI 微微变色 */
tbody tr.locate {
  background: linear-gradient(90deg, rgba(74, 85, 104, .12), rgba(74, 85, 104, .04));
  box-shadow: inset 3px 0 0 var(--accent);
}
tbody tr.locate td { color: var(--ink); }
/* 时间轴上对应的生卒色块：描一圈淡色强调环 */
.bar.locate {
  box-shadow: 0 0 0 2px var(--accent), var(--shadow-sm);
  filter: brightness(1.06);
  z-index: 2;
}

/* ---------- Tooltip ---------- */
.tip {
  position: fixed; z-index: 50; pointer-events: none;
  background: rgba(255,255,255,.98); border: 1px solid var(--border);
  border-radius: 10px; padding: 12px 14px; max-width: 264px;
  box-shadow: 0 10px 34px rgba(40,48,64,.16);
  opacity: 0; transform: translateY(6px); transition: opacity .15s ease, transform .15s ease;
  font-size: 13px; line-height: 1.65;
}
.tip.show { opacity: 1; transform: none; }
.tip .t-nm { font-family: var(--serif); font-size: 17px; letter-spacing: 2px; color: var(--ink); }
.tip .t-meta { color: var(--muted); margin: 4px 0; }
.tip .t-note { color: var(--text); }

.empty { text-align: center; color: var(--dim); padding: 40px; }
footer { text-align: center; color: var(--dim); font-size: 12px; letter-spacing: 2px; margin-top: 40px; }

@media (max-width: 720px) {
  .axis { margin-left: 120px; }
  .row .label { width: 120px; flex-basis: 120px; }
  .era-overlay { left: 120px; }
  .site-head h1 { font-size: 26px; }
  .zoom-level { min-width: 0; }
}

/* ---------- 姓名可点击（打开关系图） ---------- */
.row .label .nm, .nm-cell { cursor: pointer; transition: color .15s ease; }
.row .label .nm:hover, .nm-cell:hover { color: var(--accent); text-decoration: underline; }

/* ---------- 关系图弹窗（球棍图） ---------- */
.rel-modal {
  position: fixed; inset: 0; z-index: 100; display: none;
  align-items: center; justify-content: center;
  background: rgba(30, 36, 48, .46); backdrop-filter: blur(2px);
}
.rel-modal.show { display: flex; animation: relFade .2s ease; }
@keyframes relFade { from { opacity: 0; } to { opacity: 1; } }

.rel-panel {
  width: min(94vw, 1040px); height: min(90vh, 720px);
  background: var(--card); border: 1px solid var(--border);
  border-radius: 18px; box-shadow: 0 24px 70px rgba(30, 38, 56, .34);
  display: flex; flex-direction: column; overflow: hidden;
}
.rel-head {
  display: flex; align-items: flex-start; justify-content: space-between;
  padding: 18px 22px 12px; border-bottom: 1px solid var(--border-soft);
}
.rel-title { display: flex; flex-direction: column; gap: 4px; }
.rt-name { font-family: var(--serif); font-size: 26px; letter-spacing: 3px; color: var(--ink); font-weight: 700; }
.rt-meta { font-size: 12px; color: var(--muted); letter-spacing: 1px; }
.rel-close {
  border: 1px solid var(--border); background: #fff; color: var(--muted);
  width: 34px; height: 34px; border-radius: 9px; font-size: 20px; line-height: 1;
  cursor: pointer; transition: all .15s ease;
}
.rel-close:hover { color: var(--ink); border-color: var(--accent); }

.rel-legend {
  display: flex; flex-wrap: wrap; gap: 14px; padding: 10px 22px;
  color: var(--muted); font-size: 12px; border-bottom: 1px solid var(--border-soft);
}
.rel-legend i { display: inline-block; width: 16px; height: 4px; border-radius: 2px; margin-right: 6px; vertical-align: middle; }

.rel-canvas { position: relative; flex: 1 1 auto; overflow: hidden; background:
  radial-gradient(900px 460px at 50% 40%, #fbfcfe 0%, #f3f5f8 70%); }
#relSvg { width: 100%; height: 100%; display: block; cursor: grab; }
.rel-edge { stroke-width: 2.4; stroke-opacity: .72; stroke-linecap: round; }
.rel-elabel {
  font-size: 11px; text-anchor: middle; pointer-events: none;
  paint-order: stroke; stroke: #fff; stroke-width: 3px; stroke-linejoin: round;
  font-family: var(--sans);
}
.rel-node { cursor: pointer; }
.rel-node:hover circle { stroke: #e8b04b; }
.rel-nlabel {
  font-size: 13px; text-anchor: middle; fill: #2b2f36; pointer-events: none;
  paint-order: stroke; stroke: #fff; stroke-width: 3.5px; stroke-linejoin: round;
  font-family: var(--serif); letter-spacing: 1px;
}
.rel-nlabel.focus { font-size: 15px; font-weight: 700; fill: #1f2329; }

.rel-hint {
  padding: 9px 22px; color: var(--dim); font-size: 11px; letter-spacing: .4px;
  border-top: 1px solid var(--border-soft); text-align: center;
}

/* ---------- 总表「简介」列（点击弹出人物简介） ---------- */
thead th.no-sort { cursor: default; }
thead th.no-sort:hover { color: var(--muted); }
thead th .arr:empty { display: none; }
.intro-cell {
  cursor: pointer; color: var(--text); max-width: 280px; white-space: normal;
  line-height: 1.5; transition: color .15s ease;
}
.intro-cell:hover { color: var(--accent); text-decoration: underline; text-decoration-style: dotted; }

/* ---------- 人物简介弹窗（与关系图同款风格） ---------- */
.intro-modal { z-index: 110; }
.intro-panel { width: min(92vw, 620px); height: auto; max-height: 88vh; }
.intro-body { padding: 18px 24px 10px; overflow-y: auto; }
.intro-text {
  font-family: var(--serif); font-size: 16px; line-height: 1.95;
  color: var(--text); margin: 2px 0 18px; text-align: justify;
}
.intro-meta { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 28px; margin: 0; }
.intro-meta > div {
  display: flex; align-items: baseline; gap: 10px;
  border-bottom: 1px dashed var(--border-soft); padding-bottom: 8px;
}
.intro-meta dt { color: var(--dim); font-size: 12px; letter-spacing: 1px; min-width: 34px; margin: 0; }
.intro-meta dd { margin: 0; color: var(--text); font-size: 14px; }
.intro-foot {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 12px 22px; border-top: 1px solid var(--border-soft);
}
.intro-rel-btn {
  background: var(--ink); color: #fff; border: 1px solid var(--ink);
  border-radius: 9px; padding: 8px 16px; font-size: 13px; cursor: pointer;
  letter-spacing: 1px; transition: all .15s ease; font-family: var(--sans);
}
.intro-rel-btn:hover { background: #2b313c; transform: translateY(-1px); box-shadow: var(--shadow-sm); }
.intro-foot-hint { color: var(--dim); font-size: 11px; letter-spacing: .4px; }

/* ---------- 总表独立滚动区（更高的可视高度，表头吸顶） ---------- */
.table-scroll {
  max-height: 90vh;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--dim) transparent;
  -webkit-overflow-scrolling: touch;
}
.table-scroll::-webkit-scrollbar { width: 10px; }
.table-scroll::-webkit-scrollbar-thumb { background: var(--dim); border-radius: 6px; border: 3px solid #fff; }
.table-scroll::-webkit-scrollbar-track { background: transparent; }

/* ---------- 底部说明文档 ---------- */
.doc {
  margin-top: 34px; background: var(--card); border: 1px solid var(--border);
  border-radius: 16px; box-shadow: var(--shadow); overflow: hidden;
}
.doc > summary {
  list-style: none; cursor: pointer; padding: 16px 22px;
  font-family: var(--serif); font-size: 19px; letter-spacing: 3px; color: var(--ink);
  display: flex; align-items: center; gap: 10px; user-select: none;
  border-bottom: 1px solid transparent;
}
.doc > summary::-webkit-details-marker { display: none; }
.doc > summary::before { content: "▸"; color: var(--accent); font-size: 14px; transition: transform .2s ease; }
.doc[open] > summary::before { content: "▾"; }
.doc[open] > summary { border-bottom-color: var(--border); }
.doc-body { padding: 8px 28px 30px; color: var(--text); line-height: 1.8; font-size: 14px; }
.doc-body h2 { font-family: var(--serif); font-size: 20px; letter-spacing: 2px; margin: 26px 0 10px; color: var(--ink); border-bottom: 1px solid var(--border-soft); padding-bottom: 6px; }
.doc-body h3 { font-family: var(--serif); font-size: 16px; letter-spacing: 1px; margin: 20px 0 8px; color: var(--accent); }
.doc-body h4 { font-size: 14px; letter-spacing: .5px; margin: 16px 0 6px; color: var(--ink); }
.doc-body p { margin: 8px 0; }
.doc-body ul { margin: 8px 0; padding-left: 22px; }
.doc-body li { margin: 4px 0; }
.doc-body blockquote {
  margin: 12px 0; padding: 10px 16px; border-left: 3px solid var(--dim);
  background: #fafbfc; border-radius: 0 8px 8px 0; color: var(--muted); font-size: 13px;
}
.doc-body code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  background: #f1f3f6; border: 1px solid var(--border-soft); border-radius: 5px;
  padding: 1px 6px; font-size: 12.5px; color: #45506a;
}
.doc-body pre {
  background: #f7f8fa; border: 1px solid var(--border-soft); border-radius: 10px;
  padding: 14px 16px; overflow-x: auto; font-size: 12.5px; line-height: 1.55;
}
.doc-body pre code { background: none; border: none; padding: 0; color: var(--text); }
.doc-body hr { border: none; border-top: 1px solid var(--border-soft); margin: 22px 0; }
.doc-table { width: 100%; border-collapse: collapse; margin: 12px 0; font-size: 13px; }
.doc-table th, .doc-table td { border: 1px solid var(--border-soft); padding: 8px 12px; text-align: left; vertical-align: top; }
.doc-table th { background: #fafbfc; color: var(--accent); font-weight: 600; letter-spacing: .5px; }
.doc-body strong { color: var(--ink); }
.doc-foot { color: var(--dim); font-size: 12px; }