:root {
  --bg: #f6f7f9; --card: #ffffff; --ink: #18202a; --muted: #5d6875; --line: #e2e6eb; --grid: #edf0f3;
  --core: #c2410c; --skin: #b7791f; --distal: #2563eb; --hr: #be123c; --light: #a16207; --move: #4b5563;
  --wear: rgba(124,58,237,.35); --phone: #d97706; --bad: #dc2626; --ok: #15803d; --part: #b45309; --abs: #9aa4af;
  --gap: rgba(93,104,117,.16); --invalid: #9aa4af; --accent: #0f766e; --warn-bg: #fff7e6; --warn-ink: #7a4b00;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1720; --card: #17212b; --ink: #e7edf3; --muted: #9aa7b4; --line: #26323e; --grid: #1f2a35;
    --core: #fb923c; --skin: #facc15; --distal: #60a5fa; --hr: #fb7185; --light: #fde047; --move: #cbd5e1;
    --wear: rgba(167,139,250,.35); --phone: #fbbf24; --bad: #f87171; --ok: #4ade80; --part: #fbbf24; --abs: #6b7785;
    --gap: rgba(154,167,180,.14); --invalid: #6b7785; --accent: #2dd4bf; --warn-bg: #2b2414; --warn-ink: #f5d27a;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--ink);
  font: 15px/1.4 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; }
body { padding: 0 12px calc(16px + env(safe-area-inset-bottom)); max-width: 900px; margin: 0 auto; }
.top { display: flex; align-items: center; justify-content: space-between; padding: 12px 2px 6px; }
.top h1 { font-size: 20px; margin: 0; letter-spacing: .2px; }
button { font: inherit; }
.link { background: none; border: 0; color: var(--muted); padding: 8px; }
.sources { display: flex; gap: 8px; overflow-x: auto; padding: 6px 0 8px; scrollbar-width: none; }
.chip { flex: 0 0 auto; border: 1px solid var(--line); background: var(--card); color: var(--ink); border-radius: 12px;
  padding: 8px 12px; text-align: left; min-width: 150px; }
.chip small { display: block; color: var(--muted); font-size: 12px; }
.chip[aria-pressed="true"] { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent) inset; }
.range { display: flex; gap: 6px; align-items: center; color: var(--muted); font-size: 13px; padding: 2px 0 8px; }
.range button { border: 1px solid var(--line); background: var(--card); color: var(--ink); border-radius: 8px; padding: 6px 10px; }
.range .span { margin-left: auto; }
.align { background: var(--warn-bg); color: var(--warn-ink); border-radius: 10px; padding: 8px 10px; font-size: 13px;
  margin-bottom: 8px; }
.align:empty { display: none; }
.lane { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 10px 10px 6px; margin-bottom: 8px; }
.lane-head { display: flex; align-items: baseline; gap: 8px; }
.lane-head h2 { font-size: 15px; margin: 0; }
.lane-head .unit { color: var(--muted); font-size: 12px; }
.lane .read { font-variant-numeric: tabular-nums; font-size: 13px; color: var(--ink); min-height: 1.4em; }
.lane canvas { width: 100%; height: 136px; display: block; touch-action: pan-y; }
.na { color: var(--muted); font-size: 13px; padding: 8px 0 10px; }
.na b { color: var(--ink); font-weight: 600; }
.series-row { display: flex; flex-wrap: wrap; gap: 6px; padding: 4px 0 2px; }
.tag { border: 1px solid var(--line); border-radius: 999px; padding: 2px 8px; font-size: 12px; color: var(--muted);
  background: transparent; }
button.tag { cursor: pointer; }
.context { margin: 6px 0 8px; }
.context summary { color: var(--muted); padding: 8px 2px; }
.foot { color: var(--muted); font-size: 12px; }
.sheet { position: fixed; inset: 0; background: rgba(0,0,0,.35); display: flex; align-items: flex-end; z-index: 10; }
.sheet[hidden] { display: none; }
.sheet-body { background: var(--card); width: 100%; max-height: 82vh; overflow: auto; border-radius: 16px 16px 0 0;
  padding: 16px 16px calc(20px + env(safe-area-inset-bottom)); position: relative; max-width: 900px; margin: 0 auto; }
.sheet-body h3 { margin: 0 0 8px; font-size: 16px; }
.sheet-body dl { display: grid; grid-template-columns: 9.5em 1fr; gap: 4px 10px; margin: 0; font-size: 13px; }
.sheet-body dt { color: var(--muted); overflow-wrap: anywhere; }
.sheet-body dd { margin: 0; overflow-wrap: anywhere; }
.close { position: absolute; right: 10px; top: 6px; border: 0; background: none; color: var(--muted); font-size: 26px; }
.login { display: flex; min-height: 100vh; align-items: center; justify-content: center; }
.login-card { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 20px; width: min(360px, 100%); }
.login-card h1 { margin: 0 0 12px; font-size: 22px; }
.login-card label { display: block; margin: 10px 0; color: var(--muted); font-size: 13px; }
.login-card input { display: block; width: 100%; margin-top: 4px; padding: 10px; border-radius: 10px;
  border: 1px solid var(--line); background: var(--bg); color: var(--ink); font-size: 16px; }
.login-card button { width: 100%; padding: 11px; border-radius: 10px; border: 0; background: var(--accent); color: #fff;
  font-weight: 600; margin-top: 8px; }
.err { color: #dc2626; }
.subject { color: var(--muted); font-size: 13px; }
.subject select { font: inherit; background: var(--card); color: var(--ink); border: 1px solid var(--line); border-radius: 8px; padding: 4px 6px; }
.toggles { display: flex; flex-wrap: wrap; gap: 6px; padding: 0 0 8px; }
.toggle { border: 1px solid var(--line); background: var(--card); color: var(--muted); border-radius: 999px; padding: 4px 10px; font-size: 13px; }
.toggle[aria-pressed="true"] { color: var(--ink); border-color: var(--accent); }
.dots { display: inline-flex; gap: 3px; vertical-align: middle; }
.dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; border: 1px solid var(--abs); }
.dot.complete { background: var(--ok); border-color: var(--ok); }
.dot.partial { background: var(--part); border-color: var(--part); }
.dot.absent { background: transparent; }
.tag.on { color: var(--ink); border-color: var(--accent); }
.tag.info { padding: 2px 6px; }
.complete { margin: 6px 0 8px; }
.complete summary { color: var(--muted); padding: 8px 2px; }
.cmeta { color: var(--muted); font-size: 12px; margin: 0 0 6px; }
.ctable { width: 100%; border-collapse: collapse; font-size: 13px; font-variant-numeric: tabular-nums; background: var(--card);
  border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
.ctable th, .ctable td { text-align: left; padding: 6px 6px; border-bottom: 1px solid var(--line); }
.ctable th { color: var(--muted); font-weight: 600; font-size: 12px; }
.st.complete { color: var(--ok); font-weight: 600; }
.st.partial { color: var(--part); font-weight: 600; }
.st.absent { color: var(--abs); }
.cdl { display: grid; grid-template-columns: 9.5em 1fr; gap: 4px 10px; margin: 10px 0 0; font-size: 13px; }
.cdl dt { color: var(--muted); }
.cdl dd { margin: 0; overflow-wrap: anywhere; }
.lane.empty { padding: 8px 10px; }
.lane.empty .read { display: none; }
.lane.empty .na { padding: 2px 0 0; }
.ctable-wrap { overflow-x: auto; border-radius: 10px; }
.ctable { font-size: 12px; }
.ctable th, .ctable td { padding: 6px 5px; white-space: nowrap; }
.now { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 6px; padding: 0 0 8px; }
.now:empty { display: none; }
.now-card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 6px 7px; display: flex;
  flex-direction: column; min-width: 0; }
.now-card.none { opacity: .55; }
.now-ch { font-size: 11px; color: var(--muted); }
.now-v { font-size: 16px; font-weight: 650; font-variant-numeric: tabular-nums; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.now-age { font-size: 10.5px; color: var(--muted); line-height: 1.25; }
.now-card[data-ch="CORE"] .now-v { color: var(--core); }
.now-card[data-ch="SKIN"] .now-v { color: var(--skin); }
.now-card[data-ch="DISTAL"] .now-v { color: var(--distal); }
.now-card[data-ch="HEART_RATE"] .now-v { color: var(--hr); }
.now-card[data-ch="LIGHT"] .now-v { color: var(--light); }
.na.absent { padding: 2px 2px 10px; }
.top .link { font-size: 13px; }