/* ============================================
   万刘氏族谱 · 宣纸水墨文化风格
   宣纸底 / 墨色 / 朱红 / 鎏金点缀
   ============================================ */
:root {
  --paper: #f7f1e3;
  --paper-deep: #efe5cf;
  --paper-light: #fbf7ec;
  --ink: #2e2a26;
  --ink-soft: #6b6257;
  --cinnabar: #9e2b25;
  --cinnabar-deep: #7e1f1a;
  --gold: #a8842c;
  --line: #d9cdaa;
  --shadow: rgba(62, 48, 26, .18);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { max-width: 100%; }
body {
  margin: 0;
  background:
    radial-gradient(ellipse at 20% 0%, rgba(255,255,255,.55), transparent 60%),
    radial-gradient(ellipse at 85% 100%, rgba(168,132,44,.08), transparent 55%),
    var(--paper);
  color: var(--ink);
  font-family: "KaiTi", "STKaiti", "Kaiti SC", "SimSun", "Noto Serif SC", serif;
  line-height: 1.75;
}
a { color: var(--cinnabar); text-decoration: none; }
a:hover { color: var(--cinnabar-deep); text-decoration: underline; }

/* ---------- 顶部横幅 ---------- */
.masthead {
  position: relative;
  padding: 26px 20px 14px;
  text-align: center;
  border-bottom: 3px double var(--line);
  background: linear-gradient(180deg, var(--paper-light), var(--paper-deep));
}
.masthead .seal {
  display: inline-block;
  margin-bottom: 10px;
  padding: 6px 12px;
  color: #fdf6e8;
  background: var(--cinnabar);
  font-size: 15px;
  letter-spacing: 4px;
  border-radius: 4px;
  box-shadow: inset 0 0 0 1px rgba(253,246,232,.45), 0 3px 8px var(--shadow);
  transform: rotate(-2deg);
}
.masthead h1 {
  margin: 6px 0 4px;
  font-size: 40px;
  letter-spacing: 14px;
  text-indent: 14px;
  color: var(--ink);
  font-weight: 700;
}
.masthead .sub {
  margin: 0;
  color: var(--ink-soft);
  font-size: 14px;
  letter-spacing: 6px;
}

/* ---------- 导航 ---------- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(247, 241, 227, .96);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 2px 10px var(--shadow);
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  padding: 0 16px;
}
.nav-links { display: flex; flex-wrap: wrap; }
.nav-links a {
  display: block;
  padding: 13px 16px;
  color: var(--ink);
  font-size: 16px;
  letter-spacing: 2px;
  border-bottom: 2px solid transparent;
}
.nav-links a:hover, .nav-links a.active {
  color: var(--cinnabar);
  text-decoration: none;
  border-bottom-color: var(--cinnabar);
}
.nav-user { margin-left: auto; font-size: 14px; color: var(--ink-soft); padding: 10px 0; }
.nav-user a { margin-left: 12px; }
.public-review-badge { color: var(--cinnabar); font-weight: 700; letter-spacing: 1px; }

.review-notice {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 4px 12px;
  padding: 13px 16px;
  margin-bottom: 18px;
  border: 1px solid var(--cinnabar);
  border-left: 6px solid var(--cinnabar);
  border-radius: 5px;
  background: #fff4e4;
  color: var(--ink);
  box-shadow: 0 2px 8px var(--shadow);
}
.review-notice strong { color: var(--cinnabar-deep); font-size: 17px; white-space: nowrap; }
.review-notice a { font-weight: 700; text-decoration: underline; }

/* ---------- 布局 ---------- */
.container { max-width: 1100px; margin: 24px auto; padding: 0 16px; }
.card {
  min-width: 0;
  max-width: 100%;
  background: var(--paper-light);
  border: 1px solid var(--line);
  border-radius: 6px;
  box-shadow: 0 2px 8px var(--shadow);
  padding: 22px 26px;
  margin-bottom: 20px;
}
.card h2 {
  margin: 0 0 14px;
  font-size: 22px;
  letter-spacing: 3px;
  color: var(--ink);
  border-left: 4px solid var(--cinnabar);
  padding-left: 12px;
}
.card h3 { font-size: 18px; letter-spacing: 1px; color: var(--cinnabar-deep); }
.muted { color: var(--ink-soft); font-size: 14px; }
.small { font-size: 13px; }
.tag {
  display: inline-block;
  padding: 1px 10px;
  margin: 0 6px 6px 0;
  border: 1px solid var(--line);
  border-radius: 20px;
  font-size: 13px;
  color: var(--ink-soft);
}
.tag.hot { color: var(--cinnabar); border-color: var(--cinnabar); }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-block;
  padding: 8px 22px;
  border: 1px solid var(--cinnabar);
  border-radius: 4px;
  background: transparent;
  color: var(--cinnabar);
  font-family: inherit;
  font-size: 15px;
  letter-spacing: 2px;
  cursor: pointer;
  transition: all .2s;
}
.btn:hover { background: var(--cinnabar); color: #fdf6e8; text-decoration: none; }
.btn-primary { background: var(--cinnabar); color: #fdf6e8; }
.btn-primary:hover { background: var(--cinnabar-deep); color: #fff; }
.btn-ghost { border-color: var(--ink-soft); color: var(--ink-soft); }
.btn-ghost:hover { background: var(--ink-soft); color: #fff; }
.btn-sm { padding: 4px 14px; font-size: 13px; }

/* ---------- 表单 ---------- */
.form-row { margin-bottom: 14px; }
.form-row label { display: block; margin-bottom: 4px; color: var(--ink-soft); font-size: 14px; }
.form-row input, .form-row textarea, .form-row select {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: #fffdf6;
  font-family: inherit;
  font-size: 15px;
  color: var(--ink);
}
.form-row input:focus, .form-row textarea:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(168,132,44,.15);
}
.errorlist { color: var(--cinnabar); list-style: none; padding: 0; font-size: 13px; }
.helptext { color: var(--ink-soft); font-size: 12px; }

/* ---------- 表格 ---------- */
table.data {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
}
.table-scroll {
  width: 100%;
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior-x: contain;
  margin-bottom: 6px;
}
.table-scroll table.data { min-width: 100%; }
.table-scroll table.data.table-wide { min-width: 540px; }
table.data th, table.data td {
  border-bottom: 1px solid var(--line);
  padding: 9px 10px;
  text-align: left;
  vertical-align: top;
}
table.data th {
  background: var(--paper-deep);
  color: var(--ink);
  letter-spacing: 1px;
  font-weight: 700;
}
table.data tr:hover td { background: rgba(168,132,44,.06); }

/* ---------- 分页 ---------- */
.pagination { display: flex; flex-wrap: wrap; gap: 6px; margin: 16px 0; }
.pagination a, .pagination span {
  display: inline-block;
  min-width: 32px;
  padding: 4px 10px;
  text-align: center;
  border: 1px solid var(--line);
  border-radius: 4px;
  color: var(--ink);
}
.pagination .current { background: var(--cinnabar); color: #fff; border-color: var(--cinnabar); }

/* ---------- 人物详情 ---------- */
.person-head {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 14px;
  border-bottom: 2px solid var(--line);
  padding-bottom: 12px;
  margin-bottom: 14px;
}
.person-head .name { font-size: 30px; letter-spacing: 6px; color: var(--ink); }
.person-head .gen { color: var(--cinnabar); font-size: 17px; }
.attrs { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 10px 22px; }
.attrs .attr dt { color: var(--cinnabar-deep); font-weight: 700; }
.attrs .attr dd { margin: 0; }
.source-block {
  background: var(--paper-deep);
  border-left: 3px solid var(--gold);
  padding: 10px 14px;
  font-size: 13px;
  color: var(--ink-soft);
  max-height: 160px;
  overflow-y: auto;
  white-space: pre-wrap;
}

/* ---------- 世系树 ---------- */
.tree ul { list-style: none; padding-left: 22px; margin: 4px 0; }
.tree li { position: relative; padding: 3px 0; }
.tree li::before {
  content: "";
  position: absolute;
  left: -16px;
  top: 14px;
  width: 12px;
  height: 1px;
  background: var(--line);
}
.tree .node {
  display: inline-block;
  padding: 3px 12px;
  border: 1px solid var(--line);
  border-radius: 3px;
  background: var(--paper-light);
  font-size: 14px;
}
.tree .node.self { background: var(--cinnabar); color: #fff; border-color: var(--cinnabar); }
.tree .node .g { color: var(--ink-soft); font-size: 12px; margin-right: 4px; }
.ancestor-chain { display: flex; flex-wrap: wrap; gap: 4px; align-items: center; margin-bottom: 12px; }
.ancestor-chain a {
  padding: 3px 12px;
  border: 1px solid var(--line);
  border-radius: 3px;
  background: var(--paper-light);
  font-size: 14px;
}
.ancestor-chain .arrow { color: var(--ink-soft); }

/* ---------- 统计 ---------- */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 14px;
  margin-bottom: 18px;
}
.stat-box {
  text-align: center;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 16px 10px;
  background: var(--paper-light);
}
.stat-box .num { font-size: 30px; color: var(--cinnabar); }
.stat-box .label { color: var(--ink-soft); font-size: 13px; letter-spacing: 2px; }

/* ---------- 页脚 ---------- */
.footer {
  margin-top: 40px;
  padding: 22px 16px 30px;
  text-align: center;
  color: var(--ink-soft);
  font-size: 13px;
  border-top: 1px solid var(--line);
  letter-spacing: 2px;
}

/* ---------- 响应式（手机） ---------- */
@media (max-width: 768px) {
  .masthead h1 { font-size: 28px; letter-spacing: 8px; text-indent: 8px; }
  .nav-links a { padding: 10px 10px; font-size: 14px; letter-spacing: 1px; }
  .nav-user { width: 100%; text-align: right; padding: 4px 0 8px; }
  .card { padding: 14px 14px; }
  .person-head .name { font-size: 24px; letter-spacing: 3px; }
  .attrs { grid-template-columns: 1fr; }
  table.data { font-size: 13px; }
  table.data th, table.data td { padding: 6px 6px; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .tree ul { padding-left: 14px; }
  .tree .node { font-size: 13px; padding: 2px 8px; }
  .family-layout { grid-template-columns: 1fr !important; }
  .family-side { flex-direction: row !important; overflow-x: auto; flex-wrap: nowrap !important;
    border-left: none !important; border-bottom: 2px solid var(--line); padding-left: 0 !important; padding-bottom: 8px; }
  .family-side a { white-space: nowrap; margin-bottom: 0 !important; }
}

/* ---------- 家族渊源：卡片目录 ---------- */
.family-card-list { display: grid; gap: 12px; }
.family-card {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 20px; border: 1px solid var(--line); border-radius: 6px;
  background: var(--paper-light); transition: all .15s; text-decoration: none !important;
}
.family-card:hover { border-color: var(--cinnabar); background: #fff8ee; transform: translateX(3px); }
.family-card .fc-title { font-size: 18px; letter-spacing: 2px; color: var(--ink); font-weight: 700; }
.family-card .fc-desc { font-size: 13px; color: var(--ink-soft); margin-top: 3px; }
.family-card .fc-arrow { font-size: 22px; color: var(--cinnabar); margin-left: 16px; }

/* ---------- 家族渊源：子页布局 ---------- */
.family-layout { display: grid; grid-template-columns: 180px 1fr; gap: 24px; align-items: start; }
.family-side { display: flex; flex-direction: column; gap: 2px; position: sticky; top: 70px;
  border-left: 2px solid var(--line); padding-left: 14px; }
.family-side a {
  padding: 7px 10px; border-radius: 3px;
  font-size: 14px; letter-spacing: 1px; color: var(--ink-soft);
  text-decoration: none !important; border: none; background: transparent;
}
.family-side a:hover { color: var(--cinnabar); background: rgba(168,132,44,.08); }
.family-side a.current { color: var(--cinnabar); font-weight: 700; background: rgba(158,43,37,.08); }
.family-main { min-width: 0; }

/* ---------- Mobile layout safeguards ---------- */
img, video, iframe, canvas, svg { max-width: 100%; }
.card, .family-main, .nav-inner, .family-layout { min-width: 0; }
.card p, .card li, .card dd, .card blockquote, .family-main { overflow-wrap: anywhere; }
input, textarea, select, button { max-width: 100%; }
textarea { resize: vertical; }

@media (max-width: 768px) {
  .container { width: 100%; margin: 14px auto; padding: 0 12px; }
  .masthead { padding: 18px 12px 12px; }
  .masthead h1 {
    font-size: clamp(24px, 7vw, 32px);
    letter-spacing: clamp(3px, 2vw, 8px);
    text-indent: 0;
  }
  .masthead .sub { font-size: 12px; letter-spacing: clamp(1px, 1vw, 4px); }
  .nav-inner { display: block; padding: 0 8px; }
  .nav-links { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); width: 100%; }
  .nav-links a {
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8px 3px;
    font-size: 14px;
    letter-spacing: .5px;
    white-space: nowrap;
  }
  .nav-user {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0 8px;
    width: 100%;
    margin: 0;
    padding: 2px 0 6px;
    text-align: center;
  }
  .nav-user a { min-height: 40px; display: inline-flex; align-items: center; margin: 0; padding: 4px; }
  .review-notice { display: block; padding: 11px 12px; margin-bottom: 14px; font-size: 14px; }
  .review-notice strong { display: block; margin-bottom: 3px; font-size: 16px; }
  .card { padding: 14px; margin-bottom: 14px; }
  .card h2 { font-size: clamp(18px, 5vw, 21px); letter-spacing: 1.5px; }
  .btn { min-height: 42px; padding: 8px 14px; letter-spacing: 1px; }
  .btn-sm { min-height: 38px; }
  .form-row input, .form-row textarea, .form-row select,
  input[type="text"], input[type="email"], input[type="password"] { min-width: 0; font-size: 16px; }
  form[method="get"] { flex-wrap: wrap; }
  form[method="get"] input[type="text"] { flex: 1 1 180px; min-width: 0 !important; }
  .person-head { gap: 8px; align-items: center; }
  .person-head .name { font-size: 23px; letter-spacing: 2px; }
  .person-head > span:last-child { margin-left: auto !important; }
  .attrs { grid-template-columns: minmax(0, 1fr); gap: 8px; }
  .tree { max-width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .tree ul { width: max-content; min-width: 100%; padding-left: 16px; }
  .tree .node { white-space: nowrap; }
  .ancestor-chain { flex-wrap: nowrap; max-width: 100%; overflow-x: auto; padding-bottom: 6px; }
  .ancestor-chain a, .ancestor-chain .arrow { flex: 0 0 auto; }
  .stat-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
  .stat-box { padding: 12px 6px; }
  .family-layout { grid-template-columns: minmax(0, 1fr) !important; gap: 14px; }
  .family-side {
    position: static;
    flex-direction: row !important;
    flex-wrap: nowrap !important;
    overflow-x: auto;
    overscroll-behavior-x: contain;
    border-left: 0 !important;
    border-bottom: 2px solid var(--line);
    padding: 0 0 8px !important;
    gap: 4px;
    scrollbar-width: thin;
  }
  .family-side a { flex: 0 0 auto; min-height: 42px; display: inline-flex; align-items: center; white-space: nowrap; margin: 0 !important; }
  .family-card { padding: 13px 14px; }
  .family-card .fc-title { font-size: 16px; letter-spacing: 1px; }
  .footer { margin-top: 24px; padding: 18px 12px 24px; letter-spacing: 1px; }
}

@media (max-width: 420px) {
  .masthead .seal { font-size: 13px; padding: 5px 9px; letter-spacing: 2px; }
  .nav-links a { font-size: 13px; }
  .card { padding: 12px; }
  .table-scroll table.data.table-wide { min-width: 500px; }
  table.data th, table.data td { padding: 6px 7px; }
  .family-card .fc-arrow { margin-left: 8px; }
}