:root{
  --bg:#f8f5ee;
  --panel:#fdfbf6;
  --ink:#1c1814;
  --ink-soft:#57503f;
  --ink-faint:#8d8272;
  --line:#d9d0bf;
  --line-dark:#1c1814;
  --accent:#a3431f;
  --accent-deep:#7e3215;
  --accent-soft:#f5e9dd;
  --rule-double:#1c1814;
}
*{box-sizing:border-box;border-radius:0 !important}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  line-height:1.72;-webkit-font-smoothing:antialiased;
}
.wrap{max-width:980px;margin:0 auto;padding:0 24px}
a{color:inherit}

/* ---------- Masthead ---------- */
.masthead{padding:34px 0 0}
.topline{border-top:4px solid var(--line-dark);padding-top:6px;border-bottom:1px solid var(--line-dark);}
.topline-inner{display:flex;justify-content:space-between;font-size:11px;letter-spacing:.22em;text-transform:uppercase;color:var(--ink-soft);padding:5px 0}
.brand{
  font-family:Georgia,"Times New Roman","Songti SC","SimSun",serif;
  font-size:clamp(44px,7vw,72px);line-height:1.02;text-align:center;
  margin:26px 0 8px;font-weight:700;letter-spacing:.02em;
}
.brand .rule{display:block;width:64px;height:3px;background:var(--accent);margin:16px auto 0}
.dateline{text-align:center;font-size:13px;letter-spacing:.14em;color:var(--ink-soft);text-transform:uppercase}
.dateline b{color:var(--ink)}
.overview{
  max-width:720px;margin:18px auto 0;text-align:center;
  font-family:Georgia,"Songti SC",serif;font-size:17.5px;line-height:1.7;color:var(--ink-soft);
}
.overview b{color:var(--accent-deep)}
.masthead-bottom{margin-top:24px;border-bottom:1px solid var(--line-dark)}

/* ---------- Nav ---------- */
.navbar{position:sticky;top:0;z-index:50;background:rgba(248,245,238,.96);backdrop-filter:blur(6px);border-bottom:1px solid var(--line-dark)}
.navchips{display:flex;gap:0;overflow-x:auto;padding:0 24px;scrollbar-width:none}
.navchips::-webkit-scrollbar{display:none}
.chip{
  flex:0 0 auto;font-size:12px;white-space:nowrap;letter-spacing:.06em;
  padding:10px 13px;color:var(--ink-soft);text-decoration:none;
  border-right:1px solid var(--line);border-left:none;
  transition:.15s;
}
.chip:first-child{border-left:1px solid var(--line)}
.chip:hover{color:var(--accent);background:var(--accent-soft)}
.chip .n{color:var(--accent);font-weight:700;margin-right:5px;font-family:Georgia,serif}

/* ---------- Stat bar (text line, no boxes) ---------- */
.statbar{
  display:flex;flex-wrap:wrap;gap:0;margin:0;border-bottom:1px solid var(--line);
}
.stat{flex:1 1 160px;padding:14px 18px;border-right:1px solid var(--line)}
.stat:last-child{border-right:none}
.stat .num{font-family:Georgia,serif;font-size:26px;font-weight:700;color:var(--ink);line-height:1}
.stat .num em{font-style:normal;color:var(--accent)}
.stat .lbl{font-size:11px;color:var(--ink-faint);margin-top:5px;letter-spacing:.12em;text-transform:uppercase}

/* ---------- Section ---------- */
section.cat{padding:38px 0 6px;scroll-margin-top:56px}
.cat-head{border-top:3px solid var(--line-dark);border-bottom:1px solid var(--line);padding:10px 0 8px;margin-bottom:22px;display:flex;align-items:baseline;gap:14px}
.cat-num{font-family:Georgia,serif;font-size:30px;font-weight:700;color:var(--accent);line-height:1}
.cat-title{font-family:Georgia,"Songti SC",serif;font-size:26px;font-weight:700;margin:0;letter-spacing:.01em}
.cat-en{font-size:11px;letter-spacing:.24em;text-transform:uppercase;color:var(--ink-faint);margin-left:auto}

/* lead story */
.lead{margin-bottom:8px;padding-bottom:20px;border-bottom:1px solid var(--line)}
.lead h3{
  font-family:Georgia,"Songti SC",serif;font-size:25px;line-height:1.32;margin:0 0 12px;font-weight:700;
}
.lead h3 a{text-decoration:none;border-bottom:2px solid transparent}
.lead h3 a:hover{color:var(--accent-deep);border-bottom-color:var(--accent)}
.lead p{font-size:15.5px;color:var(--ink);margin:0 0 10px;max-width:72ch}
.lead p b{color:var(--accent-deep)}
.why{
  margin-top:14px;padding:12px 16px;border-left:3px solid var(--accent);
  background:var(--accent-soft);font-family:Georgia,"Songti SC",serif;
  font-size:14px;font-style:italic;color:var(--accent-deep);max-width:72ch;
}
.why b{font-style:normal;letter-spacing:.06em}
.meta{
  font-size:11.5px;color:var(--ink-faint);margin-top:14px;display:flex;flex-wrap:wrap;gap:10px;align-items:center;
  letter-spacing:.08em;text-transform:uppercase;
}
.src{color:var(--accent);text-decoration:none;font-weight:700}
.src:hover{text-decoration:underline}
.tag{border:1px solid var(--line);padding:1px 8px;background:var(--panel)}
.tag.fresh{border-color:#7d8a5c;color:#5a6b3a;background:#f2f4ea}
.tag.stale{border-color:#c4a35c;color:#8a6a24;background:#f7f0e0}

/* item list — hairline separated, no boxes */
.items{list-style:none;margin:0;padding:0}
.item{padding:16px 0;border-bottom:1px solid var(--line)}
.item:last-child{border-bottom:none}
.item h4{
  margin:0 0 6px;font-family:Georgia,"Songti SC",serif;font-size:17.5px;font-weight:700;line-height:1.4;
}
.item h4 a{text-decoration:none}
.item h4 a:hover{color:var(--accent-deep)}
.item p{margin:0;font-size:14.5px;color:var(--ink-soft);max-width:76ch}
.item p b{color:var(--ink)}

/* empty state — plain note */
.empty{
  padding:16px 0;border-bottom:1px solid var(--line);
  color:var(--ink-faint);font-size:13.5px;font-style:italic;font-family:Georgia,"Songti SC",serif;
}
.empty b{color:var(--ink-soft);font-style:normal}

/* two-col */
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 34px}
@media(max-width:720px){.grid2{grid-template-columns:1fr}}

/* ---------- Footer ---------- */
footer{border-top:4px solid var(--line-dark);margin-top:52px;padding:26px 0 56px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:40px}
@media(max-width:720px){.foot-grid{grid-template-columns:1fr}}
footer h5{font-size:11px;letter-spacing:.24em;text-transform:uppercase;color:var(--ink-faint);margin:0 0 12px;font-weight:700}
.archive-list{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:0}
.archive-list li{border:1px solid var(--line);margin:-1px 0 0 -1px}
.archive-list a{display:block;font-size:12.5px;color:var(--ink-soft);text-decoration:none;padding:5px 12px;background:var(--panel)}
.archive-list a:hover{color:var(--accent);background:var(--accent-soft)}
.disclaimer{font-size:12.5px;color:var(--ink-faint);line-height:1.75}
.gen{font-size:11.5px;color:var(--ink-faint);margin-top:18px;letter-spacing:.06em}

/* ---------- Archive bar (top of page) ---------- */
.archive-bar{display:flex;flex-wrap:wrap;align-items:center;gap:16px;font-size:12px;letter-spacing:.06em;padding:8px 0 10px;border-bottom:1px solid var(--line);color:var(--ink-faint)}
.archive-bar .lbl{text-transform:uppercase;letter-spacing:.22em;font-size:11px}
.archive-bar a{color:var(--ink-soft);text-decoration:none;border-bottom:1px solid transparent;padding-bottom:1px}
.archive-bar a:hover{color:var(--accent);border-bottom-color:var(--accent)}
.archive-bar a.current{color:var(--accent);font-weight:700;border-bottom-color:var(--accent)}
.archive-bar a.latest{color:var(--accent-deep);font-weight:700}

/* ---------- 交互增强层（app.js） ---------- */
.search-bar{border-bottom:1px solid var(--line-dark);background:var(--panel)}
.search-inner{display:flex;align-items:center;gap:14px;padding:10px 24px;max-width:980px;margin:0 auto}
.search-input{flex:1;border:none;outline:none;background:transparent;font-size:15px;color:var(--ink);padding:4px 0;font-family:inherit}
.search-count{font-size:12px;color:var(--ink-faint);letter-spacing:.08em;white-space:nowrap}
mark{background:#f0d9a6;color:inherit;padding:0 1px}
.search-trigger{margin-left:auto;border:1px solid var(--line);background:var(--panel);padding:3px 10px;font-size:12px;color:var(--ink-soft);cursor:pointer;letter-spacing:.06em;font-family:inherit}
.search-trigger:hover{color:var(--accent);border-color:var(--accent)}
.nav-focus{background:linear-gradient(90deg,var(--accent-soft) 0%,transparent 10%)}
.nav-focus .cat-head{border-top-color:var(--accent)}
.kbd-help{position:fixed;right:24px;bottom:24px;z-index:100;background:var(--panel);border:1px solid var(--line-dark);padding:18px 20px;box-shadow:8px 8px 0 rgba(28,24,20,.14);max-width:300px}
.kbd-help-title{font-family:Georgia,"Songti SC",serif;font-weight:700;font-size:15px;margin-bottom:10px;display:flex;justify-content:space-between;gap:14px;align-items:baseline}
.kbd-hint{font-size:11px;color:var(--ink-faint);font-weight:400}
.kbd-help table{border-collapse:collapse;font-size:13px}
.kbd-help td{padding:4px 12px 4px 0;color:var(--ink-soft)}
kbd{border:1px solid var(--line-dark);border-bottom-width:2px;padding:1px 6px;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:11.5px;background:var(--bg)}

/* ---------- 打印样式 ---------- */
@media print{
  .navbar,.archive-bar,.search-bar,.kbd-help{display:none !important}
  body{background:#fff}
  .masthead{padding-top:0}
  .lead,.item,.empty{page-break-inside:avoid}
  section.cat{page-break-before:auto}
}