/* =========================================================================
   Anästhesie-Simulator — Kather Lab
   Ein Bildschirm, kein Scrollen: Kopfzeile, Bühne, Monitorspalte rechts,
   Bedienleiste unten. Beschriftung durchgehend in Kürzeln, wie am Gerät;
   die Langform steckt jeweils im title-Attribut.
   ========================================================================= */

:root {
  color-scheme: dark;

  --bg:        #06080c;
  --surface:   #0d121a;
  --surface-2: #121926;
  --line:      #1b2432;
  --line-2:    #273344;

  --ink:   #e9eff7;
  --ink-2: #93a2b5;
  --ink-3: #5d6b7e;

  --iso-hr:   #3fd67e;
  --iso-map:  #f2545b;
  --iso-spo2: #35cfe0;
  --iso-co2:  #f0c14b;
  --iso-bis:  #cfd8e4;
  --iso-tof:  #f2545b;

  /* ISO 26825 / DIVI-Spritzenetikett */
  --drug-hypnotikum:        #f0c14b;
  --drug-benzodiazepin:     #ff8a3d;
  --drug-opioid:            #3987e5;
  --drug-relaxans:          #f2545b;
  --drug-vasopressor:       #b45cc9;
  --drug-anticholinergikum: #3fd67e;
  --drug-antagonist:        #8fa0b5;

  --good: #0ca30c;
  --warn: #fab219;
  --bad:  #d03b3b;

  --sans: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: ui-monospace, "SF Mono", "Cascadia Mono", Menlo, Consolas, monospace;
  --r: 3px;
}

* { box-sizing: border-box; }
/* .btn setzt display:inline-flex und schlägt damit die UA-Regel für [hidden].
   Deshalb hier explizit nachziehen. */
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  height: 100dvh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 13px;
  line-height: 1.4;
}

.micro {
  display: block; font-size: 9px; font-weight: 600;
  letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3);
}
.visually-hidden {
  position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0;
  overflow: hidden; clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap;
}
.skip {
  position: absolute; left: 8px; top: -60px; z-index: 40;
  background: var(--surface-2); color: var(--ink); padding: 8px 12px;
  border-radius: var(--r); border: 1px solid var(--line-2); transition: top .15s;
}
.skip:focus { top: 6px; }
:where(a, button, input):focus-visible { outline: 2px solid var(--iso-spo2); outline-offset: 1px; }
canvas:focus-visible { outline: 2px solid var(--iso-spo2); outline-offset: -2px; }

/* --------------------------------------------------------------- Knöpfe --- */

.btn {
  font: inherit; font-size: 11.5px; font-weight: 550; color: var(--ink);
  background: var(--surface-2); border: 1px solid var(--line-2); border-radius: var(--r);
  padding: 5px 9px; cursor: pointer; display: inline-flex; align-items: center; gap: 5px;
  white-space: nowrap; transition: background .12s, border-color .12s;
}
.btn:hover { background: #17202e; border-color: #34435a; }
.btn:disabled { opacity: .4; cursor: not-allowed; }
.btn--sm { padding: 4px 8px; font-size: 11px; }
.btn--go { background: #14261c; border-color: #24523a; color: #b8f0cd; }
.btn--go:hover { background: #1a3325; border-color: #2f6b4c; }
.btn--alarm { background: #2a1416; border-color: #6d2626; color: #f3a7a7; }
.btn[aria-pressed="true"] { background: #1d2b3d; border-color: #3f5a7d; color: #fff; }

.seg { display: inline-flex; border: 1px solid var(--line-2); border-radius: var(--r); overflow: hidden; }
.seg--sm .seg__b { padding: 4px 8px; font-size: 11px; }
.seg__b {
  font: inherit; background: transparent; color: var(--ink-2); border: 0;
  border-right: 1px solid var(--line); padding: 5px 9px; cursor: pointer;
  font-variant-numeric: tabular-nums; white-space: nowrap;
}
.seg__b:last-child { border-right: 0; }
.seg__b.is-on { background: var(--surface-2); color: var(--ink); }
.seg__b:hover { color: var(--ink); }

.chip {
  font: inherit; font-size: 10.5px; font-weight: 550;
  background: rgba(13,18,26,.8); color: var(--ink-2);
  border: 1px solid var(--line-2); border-radius: 999px; padding: 3px 9px; cursor: pointer;
  backdrop-filter: blur(6px); white-space: nowrap;
}
.chip:hover { color: var(--ink); border-color: #3a4c66; }

/* ----------------------------------------------------------------- Kopf --- */

.hdr {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
  padding: 7px 12px; border-bottom: 1px solid var(--line);
  background: var(--surface); flex: none;
}
.hdr__mark {
  width: 8px; height: 8px; border-radius: 50%; background: var(--iso-hr); flex: none;
  box-shadow: 0 0 0 3px rgba(63,214,126,.14), 0 0 12px rgba(63,214,126,.5);
}
.hdr__title { font-size: 13px; font-weight: 640; letter-spacing: -.01em; white-space: nowrap; }
.hdr__spacer { flex: 1 1 auto; }
.clock {
  font-family: var(--mono); font-size: 16px; font-weight: 500;
  font-variant-numeric: tabular-nums; letter-spacing: -.02em;
}

.brief {
  flex: none; padding: 7px 12px; border-bottom: 1px solid var(--line);
  background: var(--surface-2); font-size: 12px; color: var(--ink-2);
}
.brief p { margin: 0; max-width: 130ch; }
.brief b { color: var(--ink); font-weight: 600; }
.brief em { color: var(--iso-spo2); font-style: normal; }

/* ---------------------------------------------------------------- Raster -- */

.app {
  flex: 1 1 auto; min-height: 0;
  display: grid; gap: 1px; background: var(--line);
  grid-template-columns: minmax(0, 1fr) 286px;
  grid-template-rows: minmax(0, 1fr) auto;
  grid-template-areas: "stage rail" "bar rail";
}

/* ---------------------------------------------------------------- Bühne --- */

.stage { grid-area: stage; position: relative; background: #080b11; min-height: 0; }
.stage canvas { display: block; width: 100%; height: 100%; touch-action: none; }
.stage__views { position: absolute; left: 8px; top: 8px; display: flex; gap: 4px; flex-wrap: wrap; }
.stage__banner {
  position: absolute; left: 50%; top: 10px; transform: translateX(-50%);
  font-size: 11.5px; font-weight: 550; padding: 5px 12px; border-radius: 999px;
  background: rgba(13,18,26,.94); border: 1px solid var(--line-2);
  white-space: nowrap; max-width: calc(100% - 20px); overflow: hidden; text-overflow: ellipsis;
}
.stage__banner[data-kind="good"] { border-color: #24523a; color: #b8f0cd; }
.stage__banner[data-kind="warn"] { border-color: #6b5416; color: #f7d98a; }
.stage__banner[data-kind="bad"]  { border-color: #6d2626; color: #f3a7a7; }

/* -------------------------------------------------------------- Monitor --- */

.rail {
  grid-area: rail; background: var(--surface); min-height: 0;
  display: grid; grid-template-rows: auto auto auto auto minmax(0, 1fr);
  overflow: hidden;
}

.tracewrap { height: 126px; min-width: 0; background: #070a10; border-bottom: 1px solid var(--line); }
.tracewrap canvas { display: block; width: 100%; height: 100%; }

.tiles {
  list-style: none; margin: 0; padding: 0;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line);
  border-bottom: 1px solid var(--line);
}
.tile {
  background: var(--surface); padding: 5px 7px 6px;
  border-top: 2px solid var(--c, var(--ink-3));
  min-width: 0; overflow: hidden;
}
.tile__k { display: block; font-size: 9px; font-weight: 700; letter-spacing: .06em; color: var(--c, var(--ink-3)); }
.tile__v {
  display: block; font-family: var(--mono); font-size: 20px; font-weight: 500;
  font-variant-numeric: tabular-nums; letter-spacing: -.05em; line-height: 1.12;
  white-space: nowrap;
}
.tile__u { font-size: 9px; color: var(--ink-3); }
.tile.is-warn  .tile__v { color: var(--warn); }
.tile.is-alarm .tile__v { color: var(--bad); }

.status {
  list-style: none; margin: 0; padding: 0;
  display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--line);
  border-bottom: 1px solid var(--line);
}
.st {
  background: var(--surface); padding: 3px 7px; font-size: 10.5px;
  display: flex; justify-content: space-between; gap: 5px; align-items: baseline;
  border-left: 2px solid var(--ink-3);
}
.st[data-level="ok"]   { border-left-color: var(--good); }
.st[data-level="warn"] { border-left-color: var(--warn); }
.st[data-level="bad"]  { border-left-color: var(--bad); }
.st[data-level="info"] { border-left-color: var(--iso-spo2); }
.st__k { color: var(--ink-3); white-space: nowrap; }
.st__v { color: var(--ink); text-align: right; font-variant-numeric: tabular-nums; }

.goals {
  list-style: none; margin: 0; padding: 5px 7px;
  display: flex; flex-wrap: wrap; gap: 3px;
  border-bottom: 1px solid var(--line);
}
.goal {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 10px; padding: 2px 7px 2px 5px; border-radius: 999px;
  background: var(--surface-2); border: 1px solid var(--line); color: var(--ink-3);
}
.goal i { font-style: normal; font-size: 9px; }
.goal[data-state="ok"]  { color: var(--ink); border-color: #24523a; }
.goal[data-state="ok"] i  { color: var(--good); }
.goal[data-state="bad"] { color: #f3a7a7; border-color: #6d2626; }
.goal[data-state="bad"] i { color: var(--bad); }

.log {
  list-style: none; margin: 0; padding: 0; overflow-y: auto; min-height: 0;
  font-size: 10.5px;
}
.log__i {
  display: grid; grid-template-columns: 40px 1fr; gap: 6px;
  padding: 3px 7px; border-left: 2px solid transparent; border-bottom: 1px solid #121821;
}
.log__i time { font-family: var(--mono); color: var(--ink-3); font-variant-numeric: tabular-nums; }
.log__i span { color: var(--ink-2); }
.log__i[data-kind="good"]     { border-left-color: var(--good); }
.log__i[data-kind="warn"]     { border-left-color: var(--warn); }
.log__i[data-kind="bad"],
.log__i[data-kind="critical"] { border-left-color: var(--bad); }
.log__i[data-kind="critical"] span { color: #f3a7a7; }
.log__i[data-kind="drug"] span { color: var(--ink); }

/* ------------------------------------------------------------ Bedienung --- */

.bar {
  grid-area: bar; background: var(--surface); padding: 10px 12px 12px;
  display: flex; gap: 18px; flex-wrap: wrap; align-items: flex-start;
  border-top: 1px solid var(--line);
}
.bar__grp { display: grid; gap: 6px; align-content: start; }
.bar__grp--wide { flex: 1 1 420px; min-width: 0; }
.bar__row { display: flex; gap: 5px; flex-wrap: wrap; align-items: center; }

/* ------------------------------------------------- Atemwegshilfen ---------- */

.aw { display: flex; gap: 6px; flex-wrap: wrap; }
.awb {
  font: inherit; cursor: pointer;
  display: grid; justify-items: center; gap: 3px;
  width: 74px; padding: 7px 4px 6px;
  background: var(--surface-2); color: var(--ink-3);
  border: 1px solid var(--line-2); border-radius: 5px;
  border-bottom: 3px solid var(--line-2);
  transition: background .12s, color .12s, border-color .12s;
}
.awb:hover { background: #1a2432; color: var(--ink-2); border-color: #3a4c66; }
.awb span { font-size: 10.5px; font-weight: 600; letter-spacing: .01em; }
.awb.is-on {
  background: #16283c; color: var(--ink);
  border-color: #3f6f9e; border-bottom-color: var(--iso-spo2);
}

/* -------------------------------------------------- Handlungsknöpfe -------- */

.act {
  font: inherit; cursor: pointer;
  display: flex; align-items: center; gap: 9px;
  padding: 9px 14px; width: 100%;
  background: var(--surface-2); color: var(--ink);
  border: 1px solid var(--line-2); border-radius: 5px;
  border-bottom: 3px solid #34435a;
  font-size: 12.5px; font-weight: 600; white-space: nowrap;
  transition: background .12s, border-color .12s;
}
.act:hover { background: #1d2a3b; border-color: #46597a; }
.act:active { transform: translateY(1px); border-bottom-width: 2px; }
.act--lg { background: #16283c; border-bottom-color: var(--iso-spo2); }
.act--lg:hover { background: #1c3550; }

/* -------------------------------------------------------- Drehregler ------- */

.knobs { display: flex; gap: 10px; }
.knob {
  width: 82px; display: grid; justify-items: center; gap: 1px;
  cursor: ns-resize; user-select: none; outline: none;
}
.knob svg { width: 66px; height: 66px; display: block; }
.knob__face { fill: #131b26; }
.knob__ring { fill: none; stroke: var(--line-2); stroke-width: 2; }
.knob__ticks line { stroke: var(--ink-3); stroke-width: 1.4; opacity: .55; }
.knob__arc { stroke: var(--c, var(--iso-spo2)); stroke-width: 4; }
.knob__ptr { stroke: var(--ink); stroke-width: 3; }
.knob__hub { fill: var(--ink-3); }
.knob:hover .knob__ring, .knob.is-active .knob__ring { stroke: #46597a; }
.knob:focus-visible .knob__ring { stroke: var(--iso-spo2); stroke-width: 2.5; }
.knob__v {
  font-family: var(--mono); font-size: 13px; font-weight: 500;
  font-variant-numeric: tabular-nums; color: var(--ink); margin-top: -6px;
}
.knob__l { font-size: 9px; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3); }

.num {
  display: inline-flex; align-items: center; gap: 3px;
  font-size: 10.5px; color: var(--ink-3); white-space: nowrap;
}
.num input {
  font: inherit; font-family: var(--mono); font-size: 11.5px; color: var(--ink);
  font-variant-numeric: tabular-nums;
  background: var(--surface-2); border: 1px solid var(--line-2); border-radius: var(--r);
  padding: 3px 4px; width: 48px; text-align: right;
}
.num small { color: var(--ink-3); font-size: 9px; }

/* ----------------------------------------------------------- Spritzen ----- */

.tray {
  list-style: none; margin: 0; padding: 0;
  display: flex; flex-wrap: wrap; gap: 4px;
}
.syr {
  display: grid; grid-template-columns: auto auto; align-items: stretch;
  border: 1px solid var(--line-2); border-radius: var(--r); overflow: hidden;
  background: var(--surface-2);
}
.syr__give {
  font: inherit; font-size: 11px; font-weight: 550; color: var(--ink);
  background: transparent; border: 0; cursor: pointer;
  padding: 4px 7px; display: flex; align-items: center; gap: 5px;
  border-bottom: 2px solid var(--c);
}
.syr__give:hover { background: #1a2432; }
.syr__give b { font-weight: 700; letter-spacing: .01em; }
.syr__d { font-family: var(--mono); font-variant-numeric: tabular-nums; color: var(--ink-2); }
.syr__ce {
  font-family: var(--mono); font-size: 9px; color: var(--ink-3);
  min-width: 34px; text-align: right;
}
.syr__cycle {
  font: inherit; font-size: 10px; color: var(--ink-3); background: transparent;
  border: 0; border-left: 1px solid var(--line); cursor: pointer; padding: 0 5px;
}
.syr__cycle:hover { color: var(--ink); background: #1a2432; }
.syr.is-on .syr__give b { color: var(--c); }

/* ------------------------------------------------------------ Anpassungen - */

@media (max-width: 1180px) {
  .app { grid-template-columns: minmax(0, 1fr) 250px; }
  .tile__v { font-size: 18px; }
}
@media (max-width: 1080px) {
  .knobs { flex-wrap: wrap; }
}
@media (max-width: 900px) {
  body { height: auto; overflow: auto; }
  .app {
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: 340px auto auto;
    grid-template-areas: "stage" "rail" "bar";
  }
  .rail { grid-template-rows: auto auto auto auto auto; }
  .log { max-height: 160px; }
}
@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}