:root{
    --paper:#FBFAF6; --ink:#1A211C; --muted:#5A6560; --hairline:#D9DCD3;
    --accent:#1D5C42; --accent-ink:#FFFFFF; --wash:#EEF2EB; --warn:#8A5A18; --warn-wash:#F6EFDF;
    --card:#FFFFFF;
  }
  @media (prefers-color-scheme: dark){
    :root{ --paper:#141915; --ink:#E8EAE2; --muted:#9BA69E; --hairline:#2E362F;
           --accent:#7CC5A0; --accent-ink:#0F1511; --wash:#1C241E; --warn:#D8A857; --warn-wash:#241E12;
           --card:#191F1A; }
  }
  :root[data-theme="dark"]{ --paper:#141915; --ink:#E8EAE2; --muted:#9BA69E; --hairline:#2E362F;
           --accent:#7CC5A0; --accent-ink:#0F1511; --wash:#1C241E; --warn:#D8A857; --warn-wash:#241E12;
           --card:#191F1A; }
  :root[data-theme="light"]{ --paper:#FBFAF6; --ink:#1A211C; --muted:#5A6560; --hairline:#D9DCD3;
           --accent:#1D5C42; --accent-ink:#FFFFFF; --wash:#EEF2EB; --warn:#8A5A18; --warn-wash:#F6EFDF;
           --card:#FFFFFF; }

  *{box-sizing:border-box}
  html{font-size:19px}
  body{
    margin:0; background:var(--paper); color:var(--ink);
    font-family:"Iowan Old Style","Palatino Linotype","Book Antiqua",Georgia,serif;
    line-height:1.65;
  }
  .sans{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}
  .num{font-variant-numeric:tabular-nums}
  a{color:var(--accent)}
  button{font:inherit;color:inherit;background:none;border:none;cursor:pointer}
  :focus-visible{outline:2px solid var(--accent);outline-offset:2px}

  .shell{max-width:1180px;margin:0 auto;padding:0 24px}

  /* ── Masthead ─────────────────────────── */
  header.masthead{padding:26px 0 14px;border-bottom:3px double var(--hairline)}
  .masthead-row{display:flex;align-items:baseline;justify-content:space-between;gap:16px;flex-wrap:wrap}
  .wordmark{font-size:1.55rem;font-weight:700;letter-spacing:.01em;margin:0}
  .wordmark span{color:var(--accent)}
  .tagline{font-style:italic;color:var(--muted);font-size:.95rem}
  nav.top{display:flex;gap:22px;font-size:.82rem;letter-spacing:.09em;text-transform:uppercase}
  nav.top a{text-decoration:none;color:var(--ink)}
  nav.top a:hover{color:var(--accent)}

  /* ── Hero ─────────────────────────────── */
  .hero{padding:56px 0 30px;max-width:56rem}
  .hero h1{font-size:2.7rem;line-height:1.18;margin:0 0 18px;font-weight:700;text-wrap:balance}
  .hero h1 em{font-style:italic;color:var(--accent)}
  .hero p.dek{font-size:1.12rem;color:var(--muted);margin:0 0 30px;max-width:44rem}

  .passport{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
  .passport .lbl{font-size:.82rem;letter-spacing:.09em;text-transform:uppercase;color:var(--muted)}
  .seg{display:inline-flex;border:1.5px solid var(--ink);border-radius:2px;overflow:hidden}
  .seg button{padding:9px 20px;font-size:.95rem}
  .seg button[aria-pressed="true"]{background:var(--ink);color:var(--paper)}

  /* ── Filters ──────────────────────────── */
  .filters{border-top:1px solid var(--hairline);border-bottom:1px solid var(--hairline);
    padding:20px 0;display:flex;gap:28px;flex-wrap:wrap;align-items:flex-end;font-size:.9rem}
  .f-group{display:flex;flex-direction:column;gap:7px;min-width:150px}
  .f-group .k{font-size:.72rem;letter-spacing:.11em;text-transform:uppercase;color:var(--muted)}
  select,input[type=range]{accent-color:var(--accent)}
  select{font:inherit;font-size:.9rem;padding:6px 8px;background:var(--card);color:var(--ink);
    border:1px solid var(--hairline);border-radius:2px}
  .chips{display:flex;gap:8px;flex-wrap:wrap}
  .chip{border:1px solid var(--hairline);border-radius:999px;padding:5px 13px;font-size:.85rem;background:var(--card)}
  .chip[aria-pressed="true"]{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}
  .reset{color:var(--muted);text-decoration:underline;font-size:.85rem;padding:6px 0}

  .count{padding:16px 0 6px;font-size:.9rem;color:var(--muted);font-style:italic}
  .count b{color:var(--ink);font-style:normal}

  /* ── Ledger ───────────────────────────── */
  .ledger{width:100%;border-collapse:collapse;margin-bottom:56px}
  .ledger th{font-size:.72rem;letter-spacing:.11em;text-transform:uppercase;color:var(--muted);
    text-align:left;font-weight:600;padding:12px 14px 12px 0;border-bottom:2px solid var(--ink)}
  .ledger td{padding:16px 14px 16px 0;border-bottom:1px solid var(--hairline);vertical-align:top;font-size:.97rem}
  .ledger tr.city:hover td{background:var(--wash)}
  .cityname{font-size:1.18rem;font-weight:700;margin:0}
  .cityname a{color:inherit;text-decoration:none}
  .cityname a:hover{color:var(--accent)}
  .country{font-size:.82rem;color:var(--muted);letter-spacing:.05em;text-transform:uppercase}
  .cost{font-size:1.15rem;font-weight:700}
  .sub{display:block;font-size:.8rem;color:var(--muted);margin-top:2px;font-style:italic}
  .visa-days{font-weight:700}
  .visa-days.long{color:var(--accent)}
  .zh-dots{letter-spacing:2px;font-size:.85rem}
  .zh-dots .on{color:var(--accent)} .zh-dots .off{color:var(--hairline)}
  .flag-note{font-size:.8rem;color:var(--muted)}
  .sky{display:inline-block;font-size:.78rem;margin-top:5px;color:var(--accent);text-decoration:none;border-bottom:1px dotted var(--accent)}
  .sky:hover{border-bottom-style:solid}

  /* ── City detail ──────────────────────── */
  .detail{border-top:3px double var(--hairline);padding:52px 0 30px}
  .eyebrow{font-size:.75rem;letter-spacing:.13em;text-transform:uppercase;color:var(--accent);margin:0 0 10px}
  .detail h2{font-size:2.1rem;margin:0 0 4px}
  .detail .where{color:var(--muted);font-style:italic;margin:0 0 26px}
  .statband{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:1px;
    background:var(--hairline);border:1px solid var(--hairline);margin-bottom:34px}
  .stat{background:var(--wash);padding:16px 18px}
  .stat .k{font-size:.7rem;letter-spacing:.11em;text-transform:uppercase;color:var(--muted);display:block;margin-bottom:5px}
  .stat .v{font-size:1.25rem;font-weight:700}
  .stat .v small{font-size:.8rem;font-weight:400;color:var(--muted)}

  .tabs{display:flex;gap:0;border-bottom:2px solid var(--ink);margin-bottom:24px}
  .tabs button{padding:10px 22px;font-size:.95rem;border:1px solid transparent;border-bottom:none;color:var(--muted)}
  .tabs button[aria-selected="true"]{color:var(--ink);font-weight:700;border-color:var(--ink);
    background:var(--paper);position:relative;top:2px}
  .tabpanel{max-width:46rem}
  .tabpanel h3{font-size:1.05rem;margin:22px 0 6px}
  .tabpanel p{margin:0 0 14px}
  .tabpanel .kv{margin:0 0 14px;padding-left:0;list-style:none}
  .tabpanel .kv li{padding:7px 0;border-bottom:1px dotted var(--hairline);display:flex;gap:14px;justify-content:space-between}
  .tabpanel .kv .k2{color:var(--muted);font-size:.9rem}

  .watch{background:var(--warn-wash);border-left:3px solid var(--warn);padding:14px 18px;
    font-size:.92rem;margin:26px 0;max-width:46rem}
  .watch b{color:var(--warn)}

  .sources{font-size:.82rem;color:var(--muted);border-top:1px solid var(--hairline);
    padding-top:16px;margin-top:34px;max-width:46rem}
  .sources li{margin-bottom:4px}

  footer.colophon{border-top:3px double var(--hairline);margin-top:26px;padding:26px 0 60px;
    font-size:.85rem;color:var(--muted);display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}

  @media (max-width:860px){
    html{font-size:18px}
    .ledger thead{display:none}
    .ledger,.ledger tbody,.ledger tr,.ledger td{display:block}
    .ledger tr.city{border:1px solid var(--hairline);margin-bottom:14px;padding:14px 16px;background:var(--card)}
    .ledger td{border:none;padding:4px 0}
    .ledger td[data-k]::before{content:attr(data-k) "  ";font-size:.7rem;letter-spacing:.1em;
      text-transform:uppercase;color:var(--muted)}
    .hero h1{font-size:2.1rem}
  }
  @media (prefers-reduced-motion:no-preference){
    .chip,.seg button{transition:background .15s,color .15s}
  }