/* Layout: one wide column. Region bar and city nav on top, then headline numbers and one section per question a buyer asks, DW quadrant last. */
:root {
  --bg: #eef1ef;
  --surface: #ffffff;
  --ink: #0f1c1a;
  --muted: #56676a;
  --line: #d2dbd8;
  --accent: #0a6b5a;
  --accent-ink: #ffffff;
  --accent-soft: #dcefe9;
  --c-price: #24507c;
  --c-rent: #0a6b5a;
  --c-yield: #b9700b;
  --c-rate: #a8392e;
  --good: #1f7a46;
  --warn: #a86a0a;
  --bad: #a8392e;
  --f-display: "Bricolage Grotesque", "Avenir Next", "Segoe UI", sans-serif;
  --f-body: "Public Sans", "Segoe UI", system-ui, sans-serif;
  --f-data: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0c1413; --surface: #131f1e; --ink: #e5eeec; --muted: #93a6a3; --line: #263836;
    --accent: #3cc2a5; --accent-ink: #06201a; --accent-soft: #15322d;
    --c-price: #6aa4dd; --c-rent: #3cc2a5; --c-yield: #e8a23d; --c-rate: #ee7a6c;
    --good: #5bc487; --warn: #e8a23d; --bad: #ee7a6c;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0c1413; --surface: #131f1e; --ink: #e5eeec; --muted: #93a6a3; --line: #263836;
  --accent: #3cc2a5; --accent-ink: #06201a; --accent-soft: #15322d;
  --c-price: #6aa4dd; --c-rent: #3cc2a5; --c-yield: #e8a23d; --c-rate: #ee7a6c;
  --good: #5bc487; --warn: #e8a23d; --bad: #ee7a6c;
  color-scheme: dark;
}
* { box-sizing: border-box; }
body {
  background: var(--bg); color: var(--ink); font-family: var(--f-body); font-size: 15px; line-height: 1.5;
  padding-block: 0 56px;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
}
.wrap { max-width: 1120px; margin: 0 auto; display: flex; flex-direction: column; gap: 28px; }
header.top { padding-top: 28px; display: flex; flex-direction: column; gap: 6px; }
.eyebrow { font-family: var(--f-data); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
h1 { font-family: var(--f-display); font-weight: 700; font-size: clamp(30px, 5vw, 46px); line-height: 1.05; margin: 0; text-wrap: balance; letter-spacing: -.01em; }
h2 { font-family: var(--f-display); font-weight: 700; font-size: 22px; margin: 0; text-wrap: balance; }
h3 { font-family: var(--f-display); font-weight: 500; font-size: 16px; margin: 0; }
.lede { color: var(--muted); max-width: 68ch; margin: 4px 0 0; }
.panel { background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 20px; }
form.search { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 12px 14px; align-items: end; }
.f { display: flex; flex-direction: column; gap: 5px; min-width: 0; }
.f.w3 { grid-column: span 3; } .f.w2 { grid-column: span 2; } .f.w1 { grid-column: span 1; } .f.w6 { grid-column: span 6; }
label, .lab { font-size: 12px; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; color: var(--muted); }
input, select, textarea {
  font: inherit; color: var(--ink); background: var(--bg); border: 1px solid var(--line); border-radius: 6px;
  padding: 9px 10px; min-width: 0; width: 100%;
}
textarea { font-family: var(--f-data); font-size: 12.5px; min-height: 110px; resize: vertical; }
input:focus-visible, select:focus-visible, textarea:focus-visible, button:focus-visible, summary:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
button.go {
  font: inherit; font-weight: 600; background: var(--accent); color: var(--accent-ink); border: 0; border-radius: 6px;
  padding: 10px 16px; cursor: pointer; width: 100%;
}
button.go:hover { filter: brightness(1.07); }
button.ghost { font: inherit; font-weight: 500; background: transparent; color: var(--accent); border: 1px solid var(--accent); border-radius: 6px; padding: 8px 14px; cursor: pointer; }
.notice { margin-top: 14px; padding: 10px 12px; border-radius: 6px; background: var(--accent-soft); font-size: 13px; color: var(--ink); }
.notice b { font-weight: 600; }
.err { color: var(--bad); font-size: 13px; min-height: 18px; margin-top: 8px; }
.kpis { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 12px; }
.kpi { background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 14px 16px; display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.kpi .v { font-family: var(--f-data); font-size: 22px; font-weight: 500; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.kpi .s { font-size: 12.5px; color: var(--muted); }
section.blk { display: flex; flex-direction: column; gap: 12px; }
.sub { color: var(--muted); margin: 0; font-size: 13.5px; max-width: 80ch; }
.twocol { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: 16px; align-items: start; }
.scroll { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; font-size: 13.5px; font-variant-numeric: tabular-nums; }
th { text-align: left; font-size: 11.5px; letter-spacing: .05em; text-transform: uppercase; color: var(--muted); font-weight: 600; padding: 8px 10px; border-bottom: 1px solid var(--line); white-space: nowrap; }
td { padding: 9px 10px; border-bottom: 1px solid var(--line); white-space: nowrap; }
td.n, th.n { text-align: right; font-family: var(--f-data); font-size: 13px; }
tr:last-child td { border-bottom: 0; }
tfoot td { font-weight: 600; border-top: 1px solid var(--ink); border-bottom: 0; }
.pill { display: inline-block; font-size: 12px; font-weight: 600; padding: 2px 8px; border-radius: 999px; border: 1px solid currentColor; }
.pill.good { color: var(--good); } .pill.warn { color: var(--warn); } .pill.bad { color: var(--bad); } .pill.mute { color: var(--muted); }
svg text { font-family: var(--f-data); fill: var(--muted); }
svg .ink { fill: var(--ink); }
.chart { width: 100%; height: auto; display: block; }
.legend { display: flex; flex-wrap: wrap; gap: 6px 18px; font-size: 12.5px; color: var(--muted); }
.legend i { display: inline-block; width: 11px; height: 11px; border-radius: 2px; margin-right: 6px; vertical-align: -1px; }
.dwgrid { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: 16px; align-items: start; }
.qcards { display: flex; flex-direction: column; gap: 10px; }
.qc { border: 1px solid var(--line); border-radius: 8px; padding: 12px 14px; background: var(--surface); display: flex; flex-direction: column; gap: 4px; }
.qc.on { border-color: var(--accent); background: var(--accent-soft); }
.qc .hd { display: flex; justify-content: space-between; gap: 10px; align-items: baseline; flex-wrap: wrap; }
.qc p { margin: 0; font-size: 13.5px; }
details.panel summary { cursor: pointer; font-family: var(--f-display); font-weight: 500; font-size: 16px; }
.rates { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 10px; margin-top: 12px; }
.assume { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; margin-top: 12px; }
.imp { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; margin-top: 12px; }
.kpis.k3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.src { font-size: 13px; color: var(--muted); }
.src a { color: var(--accent); }
.hint { font-size: 12.5px; color: var(--muted); }
@media (max-width: 860px) {
  .kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .twocol, .dwgrid, .imp { grid-template-columns: minmax(0, 1fr); }
  form.search .f.w3, form.search .f.w2, form.search .f.w1 { grid-column: span 6; }
  .rates { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 480px) { .kpis, .kpis.k3 { grid-template-columns: minmax(0, 1fr); } .assume { grid-template-columns: minmax(0, 1fr); } }
@media (prefers-reduced-motion: no-preference) { .pulse { animation: pl 2.4s ease-in-out infinite; } @keyframes pl { 50% { opacity: .55; } } }

.site { border-bottom: 1px solid var(--line); padding-top: 18px; padding-bottom: 12px; display: flex; flex-direction: column; gap: 10px; }
.brand { font-family: var(--f-display); font-weight: 700; font-size: 17px; color: var(--ink); text-decoration: none; letter-spacing: -.005em; }
nav.cities { display: flex; flex-wrap: wrap; gap: 4px 16px; font-size: 13.5px; }
nav.cities a { color: var(--muted); text-decoration: none; padding: 4px 0; border-bottom: 2px solid transparent; }
nav.cities a:hover { color: var(--ink); }
nav.cities a[aria-current="page"] { color: var(--ink); font-weight: 600; border-color: var(--accent); }
a.link { color: var(--accent); }
.cgrid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
a.ccard { display: flex; flex-direction: column; gap: 6px; background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 16px; text-decoration: none; color: var(--ink); min-width: 0; }
a.ccard:hover, a.ccard:focus-visible { border-color: var(--accent); }
a.ccard .nm { font-family: var(--f-display); font-weight: 700; font-size: 18px; }
a.ccard .px { font-family: var(--f-data); font-size: 15px; font-variant-numeric: tabular-nums; }
a.ccard p { margin: 0; font-size: 13px; color: var(--muted); }
tr.me td { background: var(--accent-soft); }
td a { color: var(--accent); font-weight: 600; text-decoration: none; }
td a:hover { text-decoration: underline; }
@media (max-width: 860px) { .cgrid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 480px) { .cgrid { grid-template-columns: minmax(0, 1fr); } }
.wrap > .wrap { width: 100%; margin: 0; min-width: 0; }
.wrap > * { min-width: 0; }
.site .row { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.site .row { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; flex-wrap: wrap; }
a.lang { font-size: 13.5px; font-weight: 600; color: var(--accent); text-decoration: none; border: 1px solid var(--accent); border-radius: 6px; padding: 3px 10px; }
a.lang:hover { background: var(--accent-soft); }
html[lang="zh-CN"] { --f-display: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif; --f-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif; --f-data: "JetBrains Mono", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", monospace; }
html[lang="zh-CN"] th, html[lang="zh-CN"] label, html[lang="zh-CN"] .lab, html[lang="zh-CN"] .eyebrow { letter-spacing: 0; text-transform: none; }
html[lang="zh-CN"] h1 { letter-spacing: 0; line-height: 1.2; }