/* Minimal dark UI, iOS-friendly */
:root{
  --bg:#0b0b0c; --card:#111114; --text:#f1f1f2; --muted:#a6a6b0;
  --line:#232329; --primary:#4f8cff;
  --radius:16px; --shadow:0 12px 30px rgba(0,0,0,.35);
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono","Courier New", monospace;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,"Apple Color Emoji","Segoe UI Emoji";
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0; font-family:var(--sans); color:var(--text);
  background:linear-gradient(180deg,#070708 0%, #0d0d10 100%);
}
.topbar{
  position:sticky; top:0; z-index:10;
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 16px; background:rgba(12,12,14,.9);
  backdrop-filter: blur(10px);
  border-bottom:1px solid var(--line);
}
.brand{display:flex; gap:12px; align-items:center}
.logo{
  width:42px;height:42px;border-radius:12px;
  display:grid;place-items:center;
  background:#17171c; border:1px solid var(--line);
}
.title{font-weight:700}
.subtitle{font-size:12px;color:var(--muted)}
.actions{display:flex; gap:10px}
.container{max-width:1100px;margin:0 auto;padding:18px 14px 40px}
.hidden{display:none}
.card{
  background:rgba(17,17,20,.95);
  border:1px solid var(--line);
  box-shadow:var(--shadow);
  border-radius:var(--radius);
  padding:16px;
}
.grid{display:grid; grid-template-columns:1.2fr .8fr; gap:14px}
@media (max-width: 980px){ .grid{grid-template-columns:1fr} }
h2{margin:0 0 10px 0; font-size:18px}
.muted{color:var(--muted)}
.small{font-size:12px}
.algoList{display:grid; grid-template-columns:repeat(auto-fit,minmax(220px,1fr)); gap:10px; margin-top:12px}
.algoBtn{
  text-align:left; padding:14px; border-radius:14px;
  border:1px solid var(--line); background:#14141a; color:var(--text);
  cursor:pointer; transition: transform .06s ease, border-color .06s ease;
}
.algoBtn:hover{transform: translateY(-1px); border-color:#2a2a33}
.algoBtn .name{font-weight:700}
.algoBtn .meta{margin-top:6px; font-size:12px; color:var(--muted)}
.block{
  border:1px dashed #2a2a33; border-radius:14px;
  padding:14px; margin:12px 0; background:#0f0f13;
}
.kicker{font-size:11px;text-transform:uppercase;letter-spacing:.12em;color:var(--muted);margin-bottom:8px}
.question{font-size:18px;font-weight:700;line-height:1.25}
.help{margin-top:8px;font-size:13px;line-height:1.35}
.btnRow{display:flex; flex-wrap:wrap; gap:10px; margin-top:12px}
button{
  font-family:inherit; border-radius:12px; padding:10px 12px;
  border:1px solid var(--line); background:#17171e; color:var(--text); cursor:pointer;
}
button:hover{border-color:#2a2a33}
button.primary{
  background:linear-gradient(180deg, rgba(79,140,255,.95), rgba(79,140,255,.75));
  border-color: rgba(79,140,255,.85);
}
button.ghost{background:transparent}
button.choice{background:#15151b}
.row{display:flex; align-items:center; justify-content:space-between; gap:12px}
.pill{font-size:11px;padding:6px 10px;border-radius:999px;border:1px solid var(--line);background:#14141a}
.pill.emergency{border-color: rgba(255,90,102,.6); color:#ffd8db}
.pill.urgent{border-color: rgba(255,176,32,.6); color:#ffe9bf}
.pill.routine{border-color: rgba(43,213,118,.5); color:#d7ffe9}
.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0 4px 0}
.crumb{font-family:var(--mono);font-size:12px;padding:6px 8px;border-radius:10px;border:1px solid var(--line);background:#121218;color:#d7d7de}
.outcomeTitle{font-size:16px;font-weight:800;margin-bottom:8px}
.bullets{margin:0 0 0 18px}
.bullets li{margin:6px 0; line-height:1.35}
.search{
  width:100%; padding:10px 12px; border-radius:12px;
  border:1px solid var(--line); background:#0f0f13; color:var(--text);
}
.tree{margin-top:12px; max-height:62vh; overflow:auto; padding-right:6px}
.tree details{border:1px solid var(--line); border-radius:12px; padding:10px 12px; margin-bottom:10px; background:#0f0f13}
.tree summary{cursor:pointer; font-weight:700}
.tree .nodeMeta{margin-top:6px; font-size:12px; color:var(--muted)}
.tree .nodeBody{margin-top:10px; font-size:13px; color:#e8e8ee}
.tree code{font-family:var(--mono); font-size:12px; color:#cfcfe8}
.footer{padding:16px;text-align:center;border-top:1px solid var(--line);background:rgba(12,12,14,.9)}