:root {
  --ink: #12211d;
  --ink-2: #3c4a46;
  --muted: #6d7b77;
  --line: #e4ebe8;
  --soft: #f4f8f6;
  --bg: #ffffff;
  --brand: #0e7c66;
  --brand-soft: #e3f3ee;
  --sun: #ffd166;
  --major: #c2410c;
  --major-soft: #fff1ea;
  --moderate: #b26b00;
  --moderate-soft: #fff7e6;
  --dup: #2453c7;
  --dup-soft: #eef3ff;
  --signal: #6d3fd1;
  --signal-soft: #f4effe;
  --nodata: #8a9692;
  --radius: 16px;
  --shadow: 0 1px 2px rgba(18, 33, 29, .05), 0 6px 20px rgba(18, 33, 29, .06);
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 15px/1.55 "Plus Jakarta Sans", "Noto Sans Devanagari", "Noto Sans Kannada", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  padding-bottom: env(safe-area-inset-bottom);
}
h2 { font-size: 16px; margin: 0 0 12px; letter-spacing: -0.01em; }
button, input, select { font: inherit; color: inherit; }
.muted { color: var(--muted); }
.small { font-size: 12px; }

/* App bar */
.appbar {
  position: sticky; top: 0; z-index: 20; display: flex; justify-content: space-between; align-items: center;
  gap: 12px; padding: 12px 20px; background: rgba(255, 255, 255, .92); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; gap: 10px; align-items: center; }
.brand strong { font-size: 17px; letter-spacing: -0.02em; display: block; line-height: 1.1; }
.brand small { color: var(--muted); font-size: 12px; display: block; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 56vw; }
.logo { width: 34px; height: 34px; border-radius: 11px; background: var(--brand); display: grid; place-items: center; }
.logo i { width: 12px; height: 22px; border-radius: 6px; background: linear-gradient(#fff 55%, var(--sun) 55%); transform: rotate(35deg); }
select { border: 1px solid var(--line); border-radius: 10px; padding: 7px 10px; background: #fff; }

/* People */
.people-bar { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 14px 20px 4px; flex-wrap: wrap; }
.people { display: flex; gap: 8px; overflow-x: auto; scrollbar-width: none; }
.person {
  display: flex; align-items: center; gap: 9px; border: 1px solid var(--line); background: #fff; border-radius: 999px;
  padding: 5px 12px 5px 5px; cursor: pointer; white-space: nowrap;
}
.person .av { width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center; font-weight: 700; font-size: 13px; background: var(--soft); color: var(--ink-2); }
.person.on { border-color: var(--brand); background: var(--brand-soft); }
.person.on .av { background: var(--brand); color: #fff; }
.person .badge { min-width: 18px; height: 18px; border-radius: 9px; background: var(--major); color: #fff; font-size: 11px; display: grid; place-items: center; padding: 0 5px; font-weight: 700; }
.viewer { font-size: 13px; color: var(--muted); display: flex; gap: 8px; align-items: center; }

/* Summary tiles */
.summary { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; padding: 12px 20px; }
.tile { border-radius: var(--radius); padding: 12px 14px; border: 1px solid var(--line); background: #fff; cursor: pointer; text-align: left; }
.tile b { display: block; font-size: 26px; letter-spacing: -0.02em; line-height: 1.1; }
.tile span { font-size: 12px; color: var(--ink-2); }
.tile.dup { background: var(--dup-soft); border-color: transparent; } .tile.dup b { color: var(--dup); }
.tile.inter { background: var(--moderate-soft); border-color: transparent; } .tile.inter b { color: var(--moderate); }
.tile.signal { background: var(--signal-soft); border-color: transparent; } .tile.signal b { color: var(--signal); }
.tile.nodata { background: var(--soft); border-color: transparent; } .tile.nodata b { color: var(--nodata); }
.tile.zero b { opacity: .45; }

/* Tabs */
.tabs { display: flex; gap: 6px; padding: 4px 20px 0; border-bottom: 1px solid var(--line); position: sticky; top: 59px; background: #fff; z-index: 15; overflow-x: auto; }
.tabs button { border: 0; background: none; padding: 10px 12px; color: var(--muted); font-weight: 600; border-bottom: 2px solid transparent; cursor: pointer; white-space: nowrap; }
.tabs button.on { color: var(--ink); border-bottom-color: var(--brand); }
.panes { padding: 16px 20px 24px; max-width: 980px; margin: 0 auto; }
.pane { display: none; flex-direction: column; gap: 16px; }
.pane.on { display: flex; }

.card { border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; background: #fff; box-shadow: var(--shadow); }
.card-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; flex-wrap: wrap; }

/* Chat */
.chat-card { padding: 0; overflow: hidden; display: flex; flex-direction: column; }
.chat-head { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 14px 16px 6px; }
.chat-head h2 { margin: 0; }
.chat { min-height: 300px; max-height: 62vh; overflow-y: auto; display: flex; flex-direction: column; gap: 10px; padding: 8px 16px 12px; }
.hint p { color: var(--muted); margin: 6px 0 10px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { border: 1px solid var(--line); background: var(--soft); border-radius: 999px; padding: 7px 12px; font-size: 13px; cursor: pointer; }
.chip:hover { border-color: var(--brand); }
.bubble { padding: 10px 13px; border-radius: 14px; font-size: 14px; }
.bubble.me { align-self: flex-end; background: var(--ink); color: #fff; max-width: 85%; border-bottom-right-radius: 4px; white-space: pre-wrap; }
.bubble.bot { align-self: flex-start; background: var(--soft); max-width: 100%; border-bottom-left-radius: 4px; }
.bubble.bot h4 { margin: 8px 0 4px; font-size: 14px; }
.bubble.bot ul { margin: 4px 0; padding-left: 18px; }
.bubble.bot hr { border: 0; border-top: 1px solid var(--line); margin: 8px 0; }
.bubble.bot p { margin: 4px 0; }
.bubble.bot code { font-size: 12px; background: #fff; border-radius: 5px; padding: 1px 4px; }
.trace { margin-top: 8px; font-size: 12px; color: var(--ink-2); border-top: 1px solid var(--line); padding-top: 6px; }
.trace summary { cursor: pointer; font-weight: 600; color: var(--brand); }
.trace ol { margin: 6px 0 0; padding-left: 18px; } .trace li { margin: 3px 0; }
.trace .cy { margin-top: 2px; } .trace code { font-size: 11px; background: #fff; border: 1px solid var(--line); border-radius: 5px; padding: 0 4px; }
.bubble .tools { display: block; margin-top: 6px; font-size: 11px; color: var(--muted); }
.composer { display: flex; gap: 6px; align-items: center; padding: 10px 12px; border-top: 1px solid var(--line); background: #fff; }
.composer input { flex: 1; min-width: 0; border: 1px solid var(--line); border-radius: 999px; padding: 10px 14px; background: var(--soft); }
.composer input:focus { outline: 2px solid var(--brand-soft); border-color: var(--brand); background: #fff; }
.iconbtn { width: 40px; height: 40px; border-radius: 50%; border: 0; background: none; display: grid; place-items: center; cursor: pointer; color: var(--ink-2); flex: none; }
.iconbtn svg, .send svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.iconbtn:hover { background: var(--soft); }
.iconbtn.listening { background: var(--major-soft); color: var(--major); animation: pulse 1s infinite; }
@keyframes pulse { 50% { opacity: .5; } }
.send { width: 42px; height: 42px; border-radius: 50%; border: 0; background: var(--brand); color: #fff; display: grid; place-items: center; cursor: pointer; flex: none; }
.send svg { fill: currentColor; stroke: none; }
#photo-name { padding: 0 16px 10px; }

/* Findings */
.finding { border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; background: #fff; box-shadow: var(--shadow); margin-bottom: 12px; }
.finding.Major { border-left: 4px solid var(--major); }
.finding.Moderate { border-left: 4px solid var(--moderate); }
.finding.DUPLICATE { border-left: 4px solid var(--dup); }
.finding.CLASS_SIGNAL { border-left: 4px solid var(--signal); }
.tag { font-size: 11px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; padding: 3px 9px; border-radius: 999px; }
.tag.Major { color: var(--major); background: var(--major-soft); } .tag.Moderate { color: var(--moderate); background: var(--moderate-soft); }
.tag.DUPLICATE { color: var(--dup); background: var(--dup-soft); } .tag.CLASS_SIGNAL { color: var(--signal); background: var(--signal-soft); }
.tag.new { background: var(--ink); color: #fff; margin-left: 4px; }
.finding p { margin: 10px 0; }
details.why summary { cursor: pointer; font-size: 13px; color: var(--ink-2); font-weight: 600; }
.path { display: flex; flex-wrap: wrap; gap: 4px; align-items: center; font-size: 12px; margin-top: 8px; }
.path span { background: var(--soft); border-radius: 6px; padding: 2px 7px; }
.path em { color: var(--muted); font-style: normal; }
.ask { font-size: 13px; color: var(--ink-2); margin-top: 8px; display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }
.doc { background: var(--brand-soft); color: var(--brand); border-radius: 999px; padding: 2px 9px; font-weight: 600; font-size: 12px; }
.actions { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 10px; align-items: center; }
.seg { display: inline-flex; border: 1px solid var(--line); border-radius: 999px; overflow: hidden; }
.seg button { border: 0; background: #fff; padding: 5px 10px; font-size: 12px; cursor: pointer; }
.seg button.on { background: var(--brand); color: #fff; }
.linkbtn { border: 0; background: none; color: var(--brand); cursor: pointer; font-size: 13px; font-weight: 600; padding: 4px 0; }
.trail { font-size: 12px; color: var(--muted); margin-top: 6px; }
.nodata { border: 1px dashed var(--nodata); border-radius: var(--radius); padding: 14px 16px; color: var(--ink-2); font-size: 14px; background: var(--soft); }
.empty { color: var(--muted); padding: 8px 0; }

/* Medicines */
.doctor { margin-bottom: 14px; }
.doctor h3 { font-size: 13px; margin: 0 0 4px; color: var(--muted); font-weight: 600; }
.med { display: flex; justify-content: space-between; align-items: center; gap: 8px; padding: 10px 0; border-top: 1px solid var(--line); }
.doctor .med:first-of-type { border-top: 0; }
.med b { font-weight: 600; }
.cheaper { font-size: 13px; background: var(--brand-soft); border-radius: 12px; padding: 10px 12px; margin: 4px 0 8px; }
.row { display: flex; gap: 8px; margin-bottom: 8px; }
.row input, .search input { flex: 1; min-width: 0; border: 1px solid var(--line); border-radius: 12px; padding: 10px 12px; width: 100%; }
.search { position: relative; }
.suggest { position: absolute; left: 0; right: 0; top: 46px; background: #fff; border: 1px solid var(--line); border-radius: 12px; z-index: 5; display: none; box-shadow: var(--shadow); max-height: 320px; overflow-y: auto; }
.suggest div { padding: 10px 12px; cursor: pointer; border-top: 1px solid var(--soft); }
.suggest div:first-child { border-top: 0; }
.suggest div:hover { background: var(--soft); }
.suggest small { color: var(--muted); display: block; }
.draft { list-style: none; padding: 0; margin: 10px 0; }
.draft li { display: flex; gap: 8px; align-items: center; padding: 6px 0; }
.draft li span { flex: 1; }
.draft input { width: 150px; padding: 7px 9px; font-size: 13px; border: 1px solid var(--line); border-radius: 10px; }
button.primary { font-weight: 700; background: var(--brand); color: #fff; border: 0; padding: 11px 18px; border-radius: 12px; cursor: pointer; }
button.primary:disabled { opacity: .35; cursor: default; }

/* Graph */
#graph { height: 520px; border-radius: 12px; background: var(--soft); margin-top: 8px; }
.legend { font-size: 12px; color: var(--muted); display: flex; gap: 6px 12px; align-items: center; flex-wrap: wrap; }
.legend span { margin-right: 6px; }
.lg { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 4px; }
.lg.brand { background: var(--ink); border-radius: 3px; } .lg.salt { background: var(--brand); } .lg.gray { background: var(--nodata); }
.lg.cls { background: var(--signal); border-radius: 2px; transform: rotate(45deg); } .lg.major { background: var(--major); height: 3px; width: 14px; border-radius: 2px; }
.lg.sig { height: 0; width: 14px; border-top: 2px dashed var(--signal); border-radius: 0; }

.visit-btn { align-self: flex-start; border: 1px solid var(--brand); color: var(--brand); background: var(--brand-soft); border-radius: 12px; padding: 10px 14px; font-weight: 700; cursor: pointer; }
.visit { position: fixed; inset: 0; background: rgba(18, 33, 29, .45); z-index: 50; overflow-y: auto; padding: 24px 12px; }
.visit-paper { background: #fff; max-width: 760px; margin: 0 auto; border-radius: var(--radius); padding: 22px 24px; box-shadow: var(--shadow); }
.visit-bar { display: flex; gap: 12px; align-items: center; justify-content: flex-end; margin-bottom: 8px; }
.visit h1 { font-size: 20px; margin: 0 0 2px; } .visit .sub { color: var(--muted); font-size: 13px; margin-bottom: 14px; }
.visit section { border-top: 1px solid var(--line); padding: 12px 0; }
.visit h3 { margin: 0 0 4px; font-size: 16px; } .visit .meds { font-size: 13px; color: var(--ink-2); margin-bottom: 6px; }
.visit ol { margin: 6px 0 0; padding-left: 20px; } .visit li { margin: 4px 0; }
.visit .box { display: inline-block; width: 12px; height: 12px; border: 1.5px solid var(--ink-2); border-radius: 3px; margin-right: 6px; vertical-align: -1px; }
@media print {
  body > *:not(.visit) { display: none !important; }
  .visit { position: static; background: none; padding: 0; }
  .visit-paper { box-shadow: none; padding: 0; }
  .visit-bar { display: none; }
}
.foot { padding: 4px 20px 32px; color: var(--muted); font-size: 12px; max-width: 980px; margin: 0 auto; }

@media (max-width: 720px) {
  .appbar { padding: 10px 14px; }
  .people-bar { padding: 12px 14px 2px; }
  .summary { grid-template-columns: repeat(2, 1fr); padding: 10px 14px; gap: 8px; }
  .tile { padding: 9px 12px; }
  .tile b { font-size: 22px; }
  .tabs { padding: 2px 14px 0; top: 55px; }
  .panes { padding: 14px 14px 20px; }
  .row { flex-direction: column; }
  #graph { height: 420px; }
  .chat { max-height: 58vh; }
}