:root {
  color-scheme: light;
  --bg: #f6f5f1; --surface: #ffffff; --border: #e3e1da; --text: #16161a; --text-2: #55534d; --muted: #86847c;
  --accent: #2a63c4; --accent-ink: #ffffff; --error: #b3261e; --hi: #13804a; --mid: #b06d00; --lo: #b3261e;
  --input: #fbfbf9; --radius: 10px;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --bg: #141414; --surface: #1d1d1c; --border: #33332f; --text: #f1f0ec; --text-2: #c3c2b7; --muted: #8f8e86;
    --accent: #5b8ff0; --accent-ink: #0b0b0b; --error: #ff7b72; --hi: #4cc38a; --mid: #e3a63b; --lo: #ff7b72;
    --input: #232322;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #141414; --surface: #1d1d1c; --border: #33332f; --text: #f1f0ec; --text-2: #c3c2b7; --muted: #8f8e86;
  --accent: #5b8ff0; --accent-ink: #0b0b0b; --error: #ff7b72; --hi: #4cc38a; --mid: #e3a63b; --lo: #ff7b72;
  --input: #232322;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text);
  font: 15px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; }
main { max-width: 820px; margin: 0 auto; padding: calc(28px + env(safe-area-inset-top)) 16px calc(60px + env(safe-area-inset-bottom)); }
h1 { font-size: 24px; font-weight: 600; margin: 0 0 6px; }
h2 { font-size: 17px; font-weight: 600; margin: 0 0 14px; display: flex; align-items: center; gap: 10px; }
.lead { color: var(--text-2); margin: 0 0 22px; }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 18px 20px; margin-bottom: 16px; }
summary { cursor: pointer; font-weight: 600; display: flex; align-items: center; gap: 10px; }
.num { width: 24px; height: 24px; border-radius: 50%; background: var(--accent); color: var(--accent-ink);
  display: inline-grid; place-items: center; font-size: 13px; }
label { display: block; font-size: 13px; color: var(--text-2); margin: 10px 0 0; }
input:not([type=checkbox]):not([type=radio]):not([type=file]), textarea {
  display: block; width: 100%; margin-top: 4px; padding: 8px 10px; font: inherit; font-size: 16px; color: var(--text);
  background: var(--input); border: 1px solid var(--border); border-radius: 8px; }
textarea { resize: vertical; font-size: 13px; }
input:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
.grid2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 14px; }
.grid3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0 14px; }
@media (max-width: 620px) { .grid2, .grid3 { grid-template-columns: minmax(0, 1fr); } }
.pair { display: flex; gap: 6px; } .pair input:last-child { max-width: 72px; }
.check { display: flex; align-items: center; gap: 8px; color: var(--text); font-size: 14px; margin-top: 14px; }
.check.inline { margin-top: 30px; }
fieldset { border: 1px solid var(--border); border-radius: var(--radius); margin: 16px 0 12px; padding: 4px 14px 12px; }
legend { font-size: 13px; color: var(--text-2); padding: 0 6px; }
button { margin-top: 14px; padding: 9px 16px; font: inherit; font-weight: 600; border-radius: 8px; cursor: pointer;
  border: 1px solid var(--accent); background: var(--accent); color: var(--accent-ink); }
button.ghost { background: transparent; color: var(--accent); }
button:disabled { opacity: .6; cursor: progress; }
button[hidden] { display: none; }
.drop { border: 1.5px dashed var(--border); border-radius: var(--radius); padding: 16px; margin-top: 0; }
.drop input { margin-top: 8px; max-width: 100%; }
.row { display: flex; align-items: center; gap: 12px; margin-top: 10px; }
.row button { margin-top: 0; } .row.wrap { flex-wrap: wrap; } .row.wrap button { margin-top: 6px; }
.radios { display: flex; gap: 18px; flex-wrap: wrap; }
.radios label { display: flex; align-items: center; gap: 6px; font-size: 15px; color: var(--text); margin: 0; }
.segs { display: grid; gap: 6px; margin-bottom: 4px; }
.seg { display: flex; gap: 10px; align-items: flex-start; padding: 8px 10px; border: 1px solid var(--border);
  border-radius: 8px; color: var(--text); font-size: 14px; margin: 0; }
.sub { font-weight: 600; margin: 16px 0 6px; font-size: 14px; }
.muted { color: var(--muted); } .small { font-size: 12px; }
.note { color: var(--text-2); font-size: 13px; margin: 8px 0 4px; }
.error { color: var(--error); font-size: 14px; margin: 10px 0 0; }
a { color: var(--accent); }
.pill { font-size: 12px; font-weight: 500; padding: 2px 8px; border-radius: 999px; border: 1px solid var(--border); color: var(--muted); }
.pill[data-ok="1"] { color: var(--hi); border-color: var(--hi); }
.verdict { display: flex; gap: 24px; align-items: center; margin-bottom: 8px; flex-wrap: wrap; }
.prob { font-size: 46px; font-weight: 700; line-height: 1; font-variant-numeric: tabular-nums; }
.prob[data-level="hi"] { color: var(--hi); } .prob[data-level="mid"] { color: var(--mid); } .prob[data-level="lo"] { color: var(--lo); }
.vtext { font-size: 18px; font-weight: 600; }
.factors, .hits { padding: 0; list-style: none; margin: 10px 0; }
.factors li { display: flex; gap: 10px; padding: 6px 0; border-top: 1px solid var(--border); font-size: 14px; }
.factors .sign { flex: 0 0 18px; font-weight: 700; text-align: center; }
.factors li[data-s="plus"] .sign { color: var(--hi); } .factors li[data-s="minus"] .sign { color: var(--lo); }
.factors li[data-s="alert"] .sign { color: var(--mid); }
.hits li { font-size: 13px; padding: 3px 0; }
.override { margin-top: 14px; border: 1px dashed var(--border); border-radius: var(--radius); padding: 8px 12px; }
.override summary { font-weight: 500; font-size: 14px; color: var(--text-2); }
#key-field[hidden], #other-bank[hidden] { display: none; }