/* Mamas Uhr – Dashboard. Farben als Tokens, hell und dunkel jeweils eigens gewählt. */
:root {
  color-scheme: light;
  --page: #f9f9f7;
  --surface: #fcfcfb;
  --surface-2: #f1f0ec;
  --ink: #0b0b0b;
  --ink-2: #52514e;
  --muted: #6f6d68;
  --grid: #e1e0d9;
  --axis: #c3c2b7;
  --border: rgba(11, 11, 11, 0.1);
  --hr: #e34948;
  --hr-band: rgba(227, 73, 72, 0.16);
  --accent: #2a78d6;
  --accent-ink: #ffffff;
  --critical: #d03b3b;
  --critical-bg: #fbe8e8;
  --critical-ink: #6e1212;
  --warning: #fab219;
  --warning-bg: #fff3d6;
  --warning-ink: #5e4100;
  --good: #0ca30c;
  --good-bg: #e6f4e6;
  --good-ink: #006300;
  --radius: 16px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --page: #0d0d0d;
    --surface: #1a1a19;
    --surface-2: #242423;
    --ink: #f0efec;
    --ink-2: #c3c2b7;
    --muted: #9c9a93;
    --grid: #2c2c2a;
    --axis: #383835;
    --border: rgba(255, 255, 255, 0.1);
    --hr: #e66767;
    --hr-band: rgba(230, 103, 103, 0.2);
    --accent: #3987e5;
    --critical-bg: #3b1515;
    --critical-ink: #ffd9d9;
    --warning-bg: #382a07;
    --warning-ink: #ffdc8f;
    --good-bg: #0f2e17;
    --good-ink: #5fd35f;
  }
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --page: #0d0d0d;
  --surface: #1a1a19;
  --surface-2: #242423;
  --ink: #f0efec;
  --ink-2: #c3c2b7;
  --muted: #9c9a93;
  --grid: #2c2c2a;
  --axis: #383835;
  --border: rgba(255, 255, 255, 0.1);
  --hr: #e66767;
  --hr-band: rgba(230, 103, 103, 0.2);
  --accent: #3987e5;
  --critical-bg: #3b1515;
  --critical-ink: #ffd9d9;
  --warning-bg: #382a07;
  --warning-ink: #ffdc8f;
  --good-bg: #0f2e17;
  --good-ink: #5fd35f;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font: 16px/1.45 var(--font);
  padding: 0 16px calc(32px + env(safe-area-inset-bottom));
}

main, .top { max-width: 760px; margin: 0 auto; }

[hidden] { display: none !important; }

.sr-only {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap;
}

/* Kopfzeile */
.top {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: calc(14px + env(safe-area-inset-top)) 0 14px;
}
.brand { display: flex; align-items: center; gap: 8px; font-weight: 650; font-size: 17px; }
.brand-icon { width: 20px; height: 20px; fill: var(--hr); }
.updated { margin: 0; color: var(--muted); font-size: 13px; text-align: right; }

/* Karten */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  margin: 0 0 14px;
}
.card.narrow { max-width: 440px; margin: 24px auto; }
h1 { font-size: 22px; margin: 0 0 8px; letter-spacing: -0.01em; }
h2 { font-size: 16px; margin: 0 0 12px; }
.lead, .hint { color: var(--ink-2); margin: 0 0 16px; }
.hint { font-size: 14px; margin: 14px 0 0; }
.steps { color: var(--ink-2); padding-left: 20px; margin: 0 0 18px; }
.steps li { margin: 2px 0; }

/* Formulare */
label { display: block; font-size: 14px; font-weight: 600; margin: 12px 0 6px; }
input {
  width: 100%; font: inherit; color: var(--ink);
  background: var(--surface-2); border: 1px solid var(--border); border-radius: 10px;
  padding: 12px 14px; min-height: 48px;
}
input:focus-visible, button:focus-visible, summary:focus-visible {
  outline: 3px solid var(--accent); outline-offset: 2px;
}
.code-input { font-size: 28px; letter-spacing: 0.12em; text-align: center; font-variant-numeric: tabular-nums; }
.form-error { color: var(--critical); font-size: 14px; min-height: 20px; margin: 8px 0 4px; }

button {
  font: inherit; font-weight: 600; cursor: pointer;
  min-height: 44px; padding: 10px 16px; border-radius: 10px;
  border: 1px solid var(--border); background: var(--surface-2); color: var(--ink);
}
button.primary { width: 100%; background: var(--accent); color: var(--accent-ink); border-color: transparent; min-height: 48px; }
button.ghost { background: transparent; }
button:disabled { opacity: 0.6; cursor: progress; }

/* Notruf-Banner (Status „kritisch“: immer mit Symbol und Text) */
.alarm {
  display: grid; grid-template-columns: auto 1fr; gap: 12px 14px; align-items: start;
  background: var(--critical-bg); color: var(--critical-ink);
  border: 2px solid var(--critical); border-radius: var(--radius);
  padding: 16px; margin: 0 0 14px;
}
.alarm.is-ack { background: var(--warning-bg); color: var(--warning-ink); border-color: var(--warning); }
.alarm-icon { width: 28px; height: 28px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.alarm-title { margin: 0; font-weight: 700; font-size: 18px; }
.alarm-sub { margin: 2px 0 0; }
.alarm-actions { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 8px; }
.alarm-actions button { flex: 1 1 160px; }
button.on-critical { background: var(--critical); color: #fff; border-color: transparent; }
.alarm.is-ack button.on-critical { background: var(--ink); color: var(--surface); }
button.on-critical.ghost, .alarm.is-ack button.on-critical.ghost { background: transparent; color: inherit; border-color: currentColor; }

/* Großer Pulswert */
.hero { display: flex; align-items: center; gap: 16px; }
.hero-heart { width: 44px; height: 44px; fill: var(--hr); flex: none; }
.hero-card.is-stale .hero-heart { fill: var(--axis); }
.hero-label { margin: 0; color: var(--ink-2); font-size: 14px; }
.hero-value { margin: 0; line-height: 1.05; }
#hr-value { font-size: 56px; font-weight: 700; letter-spacing: -0.02em; }
.hero-unit { font-size: 16px; color: var(--ink-2); font-weight: 500; }
.hero-meta { margin: 4px 0 0; color: var(--ink-2); font-size: 14px; }
.notice {
  margin: 14px 0 0; padding: 10px 12px; border-radius: 10px;
  background: var(--warning-bg); color: var(--warning-ink); font-size: 14px;
}

/* Kacheln */
.tiles { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; margin: 0 0 14px; }
.tile { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px; min-width: 0; }
.tile-label { margin: 0; color: var(--ink-2); font-size: 13px; }
.tile-value { margin: 4px 0 0; font-size: 24px; font-weight: 700; overflow-wrap: anywhere; }
.tile-meta { margin: 2px 0 0; color: var(--muted); font-size: 13px; }
@media (max-width: 420px) {
  .tiles { grid-template-columns: 1fr 1fr; }
  .tiles .tile:last-child { grid-column: 1 / -1; }
}

/* Diagramm */
.chart { margin-left: 0; margin-right: 0; }
.chart-head { display: flex; flex-wrap: wrap; align-items: flex-start; justify-content: space-between; gap: 10px 16px; margin-bottom: 10px; }
.chart-title { display: block; font-weight: 650; }
.chart-sub { display: block; color: var(--muted); font-size: 13px; }
.segmented { display: inline-flex; background: var(--surface-2); border-radius: 10px; padding: 3px; gap: 2px; }
.segmented button { min-height: 36px; padding: 6px 10px; border: 0; background: transparent; font-size: 14px; color: var(--ink-2); border-radius: 8px; }
.segmented button[aria-pressed="true"] { background: var(--surface); color: var(--ink); box-shadow: 0 0 0 1px var(--border); }
.plot { position: relative; touch-action: pan-y; }
.plot svg { display: block; width: 100%; height: auto; overflow: visible; }
.plot .grid line { stroke: var(--grid); stroke-width: 1; }
.plot .axis-label { fill: var(--muted); font-size: 11px; font-family: var(--font); }
.plot .baseline { stroke: var(--axis); stroke-width: 1; }
.plot .band { fill: var(--hr-band); }
.plot .line { fill: none; stroke: var(--hr); stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.plot .dot { fill: var(--hr); }
.plot .cross { stroke: var(--ink-2); stroke-width: 1; }
.plot .focus { fill: var(--hr); stroke: var(--surface); stroke-width: 2; }
.tooltip {
  position: absolute; top: 0; pointer-events: none;
  background: var(--surface); color: var(--ink); border: 1px solid var(--border);
  border-radius: 10px; padding: 8px 10px; font-size: 13px; line-height: 1.35;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12); white-space: nowrap;
}
.tooltip strong { font-size: 15px; }
.tooltip .t-time { color: var(--ink-2); }
.empty { position: absolute; inset: 0; display: grid; place-items: center; margin: 0; color: var(--muted); text-align: center; padding: 0 20px; }
.table-view { margin-top: 12px; }
.table-view summary { cursor: pointer; color: var(--ink-2); font-size: 14px; min-height: 32px; display: flex; align-items: center; }
.table-wrap { max-height: 320px; overflow: auto; margin-top: 8px; }
table { width: 100%; border-collapse: collapse; font-size: 14px; font-variant-numeric: tabular-nums; }
th, td { text-align: right; padding: 6px 8px; border-bottom: 1px solid var(--grid); }
th:first-child, td:first-child { text-align: left; }
th { color: var(--ink-2); font-weight: 600; position: sticky; top: 0; background: var(--surface); }

/* Notrufe */
.alarms { list-style: none; margin: 0; padding: 0; }
.alarms li { display: flex; gap: 12px; align-items: flex-start; padding: 10px 0; border-top: 1px solid var(--grid); }
.alarms li:first-child { border-top: 0; padding-top: 0; }
.badge {
  display: inline-flex; align-items: center; gap: 6px; flex: none;
  font-size: 13px; font-weight: 650; padding: 4px 10px; border-radius: 999px;
}
.badge svg { width: 14px; height: 14px; fill: none; stroke: currentColor; stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; }
.badge.pending { background: var(--critical-bg); color: var(--critical-ink); }
.badge.acknowledged { background: var(--warning-bg); color: var(--warning-ink); }
.badge.completed { background: var(--good-bg); color: var(--good-ink); }
.alarm-when { margin: 0; font-weight: 600; }
.alarm-detail { margin: 0; color: var(--ink-2); font-size: 14px; }
.empty-inline { color: var(--muted); margin: 0; }

/* Fakten zur Uhr */
.facts { display: grid; grid-template-columns: auto 1fr; gap: 6px 16px; margin: 0 0 14px; font-size: 14px; }
.facts dt { color: var(--ink-2); }
.facts dd { margin: 0; overflow-wrap: anywhere; }
.ok { color: var(--good-ink); }
.bad { color: var(--critical); }
.row-actions { display: flex; flex-wrap: wrap; gap: 8px; }

.error-strip {
  position: sticky; bottom: 12px; margin: 12px auto 0; max-width: 760px;
  background: var(--ink); color: var(--surface); border-radius: 12px; padding: 10px 14px; font-size: 14px;
}