:root {
  --bg: #f6f4ef; --ink: #1d2320; --muted: #5f6662; --card: rgba(255,255,255,.96);
  --line: #e3e0d8; --green: #2f7d4f; --green-soft: #e3f0e7; --sun: #c2410c; --sun-soft: #fdebe1;
  --shadow: 0 8px 30px rgba(20,30,25,.14);
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; background: var(--bg); color: var(--ink);
  font: 15px/1.5 -apple-system, "PingFang TC", "Noto Sans TC", "Helvetica Neue", sans-serif; }
#map { position: fixed; inset: 0; }
button, input { font: inherit; }
:focus-visible { outline: 3px solid var(--green); outline-offset: 2px; }
.card { position: absolute; z-index: 2; background: var(--card); backdrop-filter: blur(8px);
  border-radius: 16px; box-shadow: var(--shadow); padding: 20px 22px; }
.small { font-size: 12.5px; color: var(--muted); }
.eyebrow { margin: 0 0 6px; font-size: 12px; letter-spacing: .08em; color: var(--muted); }
.nw { white-space: nowrap; }
h1 { margin: 0 0 8px; font-size: 26px; line-height: 1.3; font-weight: 700; }
h1 b { color: var(--sun); }
h2 { margin: 0; font-size: 24px; }
h3 { margin: 20px 0 6px; font-size: 15px; } h3 small { font-weight: 400; color: var(--muted); }
.lede { margin: 0 0 14px; color: #39433e; }

/* hero */
#hero { top: 16px; left: 16px; width: 380px; max-height: calc(100% - 32px); overflow: auto; }
button.primary { width: 100%; min-height: 48px; border: 0; border-radius: 12px; padding: 12px; font-weight: 600; font-size: 17px;
  background: var(--green); color: #fff; cursor: pointer; transition: transform .1s, opacity .2s; }
button.primary:active { transform: scale(.98); }
button.primary:disabled { opacity: .55; cursor: default; }
button.ghost { min-height: 44px; border: 1px solid var(--line); background: #fff; border-radius: 10px; padding: 8px 12px; cursor: pointer; color: var(--ink); }
#result { margin-top: 14px; }
.big { margin: 0; font-size: 17px; font-weight: 600; } .big b { font-size: 30px; color: var(--sun); margin-right: 2px; }
#mode-line { margin: 2px 0 10px; }
#compare { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.stat { background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 8px; text-align: center; }
.stat small { display: block; font-size: 11.5px; color: var(--muted); line-height: 1.3; min-height: 2.6em; }
.stat span { display: block; font-size: 20px; font-weight: 700; margin: 2px 0; }
.stat em { display: block; font-style: normal; font-size: 11.5px; color: var(--muted); }
.find { margin-top: 12px; }
.find input { width: 100%; min-height: 44px; border: 1px solid var(--line); border-radius: 10px; padding: 8px 12px; background: #fff; }
.links { display: flex; justify-content: space-between; gap: 8px; margin: 10px 0 0; }
.links a { color: var(--green); white-space: nowrap; }

/* panel */
#panel { top: 16px; right: 16px; width: 380px; max-height: calc(100% - 32px); overflow: auto; }
.grab { display: none; }
#close { position: absolute; top: 6px; right: 6px; width: 44px; height: 44px; border: 0; background: none; font-size: 24px; color: var(--muted); cursor: pointer; }
.score { display: flex; align-items: baseline; gap: 6px; margin: 8px 0 2px; }
.score span { font-size: 44px; font-weight: 800; line-height: 1; }
.score small { color: var(--muted); }
.verdict { margin: 0; color: #39433e; }
.q { font-size: 13px; font-weight: 600; margin: 16px 0 4px; }
.f { display: flex; gap: 10px; padding: 9px 0; border-top: 1px solid var(--line); }
.f .ic { font-size: 19px; width: 24px; text-align: center; }
.f .t { flex: 1; } .f .t b { font-size: 14px; } .f .t div { font-size: 12.5px; color: #4b5550; line-height: 1.45; }
.chip { font-size: 11.5px; font-weight: 700; border-radius: 999px; padding: 2px 9px; height: fit-content; white-space: nowrap; }
.chip.hi { background: var(--sun-soft); color: #b13a0a; } .chip.mid { background: #fdf3dc; color: #8a5a0f; } .chip.lo { background: #efefec; color: #5f6662; }
.howto { background: var(--green-soft); border-radius: 10px; padding: 8px 12px; margin: 0 0 8px; color: #2c3a33; }
.site { border-top: 1px solid var(--line); padding: 10px 0; }
.site .sv { display: flex; align-items: center; justify-content: center; width: 100%; min-height: 44px; border: 1.5px solid var(--green);
  color: var(--green); border-radius: 10px; text-decoration: none; font-weight: 600; white-space: nowrap; }
.site .meta { font-size: 12.5px; color: var(--muted); margin: 6px 0; }
.site .meta b { color: var(--ink); }
.verify { display: flex; gap: 6px; }
.verify button { flex: 1; min-height: 44px; border: 1px solid var(--line); background: #fff; border-radius: 10px; font-size: 14px; cursor: pointer; color: var(--ink); }
.verify button[aria-pressed="true"] { background: var(--green); border-color: var(--green); color: #fff; font-weight: 600; }
.site .msg { font-size: 12.5px; margin-top: 6px; color: var(--green); }
.site .msg.err { color: var(--sun); }
.tally { font-size: 12.5px; color: var(--green); margin-top: 4px; }
#p-more { width: 100%; margin-top: 6px; }
.empty { background: #f4f2ec; border-radius: 10px; padding: 10px 12px; font-size: 13.5px; }
.empty button.link { color: var(--green); background: none; border: 0; padding: 0; cursor: pointer; text-decoration: underline; min-height: 32px; }
.actions { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 14px; }
details { margin-top: 12px; } summary { cursor: pointer; color: var(--green); min-height: 32px; }
dl { display: grid; grid-template-columns: 1fr auto; gap: 4px 12px; margin: 8px 0 0; font-size: 13px; }
dt { color: var(--muted); } dd { margin: 0; text-align: right; font-variant-numeric: tabular-nums; }

/* legend + footer */
#legend { bottom: 40px; left: 16px; width: 230px; padding: 12px 14px; }
.ramp { height: 10px; border-radius: 5px; background: linear-gradient(90deg, #b8380c, #f08c3a, #f6d88f, #f3efe6); border: 1px solid #e6e1d6; }
.ramp-labels { display: flex; justify-content: space-between; margin-top: 4px; }
.keys { display: grid; gap: 2px; margin-top: 8px; }
.dot { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 6px; vertical-align: -1px; }
.dot.fill { background: var(--green); } .dot.ring { border: 2px solid var(--green); } .dot.gray { background: #6b716e; }
.dot.gone { border: 2px solid #8a2b0e; } .dot.small-pit { background: #a16207; border-radius: 2px; }
#p-open .link { color: var(--green); background: none; border: 0; padding: 0; cursor: pointer; text-decoration: underline; min-height: 32px; font: inherit; }
#p-open > .small { margin: 6px 0 0; color: var(--muted); } #p-open a { color: var(--green); }
#legend-mini { display: none; }
footer { position: absolute; z-index: 1; bottom: 8px; left: 262px; right: 420px; line-height: 1.4; background: rgba(255,255,255,.88); border-radius: 8px; padding: 4px 8px; }
footer a { color: var(--green); }
#toast { position: fixed; z-index: 5; left: 50%; bottom: 24px; transform: translateX(-50%); background: var(--ink); color: #fff; padding: 10px 16px; border-radius: 10px; font-size: 14px; }
.maplibregl-popup-content { border-radius: 10px; padding: 10px 12px; font-size: 13px; }
.maplibregl-popup-content a { color: var(--green); font-weight: 600; }
[hidden] { display: none !important; }

@media (max-width: 1365px) { footer { display: none; } }
@media (max-height: 800px) { body.planted #legend { display: none; } }

/* phones: compact hero on top, panel as bottom sheet, hero hides while the sheet is open */
@media (max-width: 720px) {
  #hero { left: 8px; right: 8px; top: 8px; width: auto; padding: 12px 14px; border-radius: 14px; }
  #hero .eyebrow { display: none; }
  h1 { font-size: 19px; margin-bottom: 4px; } h1 br { display: none; }
  .lede { font-size: 13.5px; margin-bottom: 10px; }
  body.planted .lede { display: none; }
  .big b { font-size: 24px; } .big { font-size: 15px; }
  .stat span { font-size: 17px; }
  #mode-line { display: none; } .big { margin-bottom: 8px; }
  .stat { padding: 6px 4px; } .stat small { min-height: 0; font-size: 11px; } .stat em { font-size: 11px; }
  .find { margin-top: 8px; }
  body.sheet-open #hero, body.sheet-open #legend-mini { display: none; }
  #panel { top: auto; bottom: 0; left: 0; right: 0; width: auto; max-height: 62dvh; border-radius: 16px 16px 0 0;
    padding: 8px 18px calc(18px + env(safe-area-inset-bottom)); }
  .grab { display: block; width: 40px; height: 5px; border-radius: 3px; background: #d6d2c8; margin: 2px auto 8px; }
  #legend { display: none; }
  #legend-mini { display: flex; align-items: center; gap: 4px; position: absolute; z-index: 2; left: 8px; bottom: 44px;
    background: var(--card); border-radius: 999px; padding: 6px 12px; box-shadow: var(--shadow); }
  #legend-mini .sw { display: inline-block; width: 28px; height: 8px; border-radius: 4px; background: linear-gradient(90deg, #b8380c, #f6d88f); margin-right: 2px; }
  #legend-mini .dot { margin: 0 0 0 8px; }
}

/* ?demo=1 — projector mode */
html.demo { font-size: 18px; }
html.demo .small, html.demo .stat small, html.demo .stat em { font-size: 14px; }
html.demo h1 { font-size: 32px; } html.demo #hero { width: 440px; } html.demo #panel { width: 420px; }