/* Kairo Fernzugriff – Seite für den Helfer (fern.kairo-os.at). Farben wie Kairo „Graphit“ (dunkel) mit Kairo-Gold;
   hell, wenn das Gerät hell eingestellt ist. Keine fremden Schriften und keine Bilder (CSP: nur eigene Dateien). */
:root {
  --grund: #121419; --flaeche: #1B1E24; --flaeche-2: #23272F; --linie: rgba(255, 255, 255, .10); --linie-2: rgba(255, 255, 255, .18);
  --text: #ECEEF2; --text-2: #A9AFBA; --gold: #E0B460; --gold-text: #1B1405; --gefahr: #F87171; --gefahr-voll: #C42B1C;
  --ok: #4ADE80; --fokus: #8AB4FF; --schatten: 0 24px 60px rgba(0, 0, 0, .45);
  --r-s: 8px; --r-m: 12px; --r-l: 16px;
  --schrift: 'Geist', 'Segoe UI', system-ui, -apple-system, 'Helvetica Neue', Arial, sans-serif;
  color-scheme: dark;
}
@media (prefers-color-scheme: light) {
  :root {
    --grund: #F3F4F6; --flaeche: #FFFFFF; --flaeche-2: #F1F2F5; --linie: rgba(17, 20, 26, .10); --linie-2: rgba(17, 20, 26, .22);
    --text: #16181D; --text-2: #565C67; --gold: #9A7230; --gold-text: #FFFFFF; --gefahr: #B42318; --ok: #15703A; --fokus: #1D4ED8;
    --schatten: 0 18px 50px rgba(17, 20, 26, .14);
    color-scheme: light;
  }
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0; background: var(--grund); color: var(--text); font: 15px/1.5 var(--schrift);
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
[hidden] { display: none !important; }
b { font-weight: 600; }
button, input { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--fokus); outline-offset: 2px; }

/* ---------------------------------------------------------------- Anmelden */
.start {
  min-height: 100%; display: flex; flex-direction: column; align-items: center; gap: 28px;
  padding: max(40px, env(safe-area-inset-top)) max(16px, env(safe-area-inset-right)) max(24px, env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left));
}
.marke { display: flex; align-items: center; gap: 10px; font-size: 18px; letter-spacing: .01em; }
.marke-zeichen {
  width: 22px; height: 22px; border-radius: 50%; flex: none;
  background: radial-gradient(circle at 35% 30%, #F6E2B3, #E0B460 45%, #9A7230 100%);
  box-shadow: 0 0 0 1px rgba(0, 0, 0, .25) inset;
}
.marke-zeichen.klein { width: 16px; height: 16px; }
.marke-name { font-weight: 650; }
.marke-zusatz { color: var(--text-2); }

.karte {
  width: 100%; max-width: 420px; display: flex; flex-direction: column; gap: 8px;
  background: var(--flaeche); border: 1px solid var(--linie); border-radius: var(--r-l); padding: 28px 24px 22px; box-shadow: var(--schatten);
}
.karte h1 { margin: 0; font-size: 22px; line-height: 1.25; font-weight: 650; text-wrap: balance; }
.hinweis { margin: 2px 0 14px; color: var(--text-2); font-size: 14px; }
.feld { font-size: 13px; color: var(--text-2); margin-top: 6px; }
input {
  width: 100%; min-height: 46px; padding: 10px 14px; border-radius: var(--r-m);
  background: var(--flaeche-2); border: 1px solid var(--linie-2); outline: none; transition: border-color .15s, box-shadow .15s;
}
input:focus { border-color: var(--gold); box-shadow: 0 0 0 3px color-mix(in srgb, var(--gold) 28%, transparent); }
#nummer { font-size: 22px; letter-spacing: .08em; font-variant-numeric: tabular-nums; }
input[aria-invalid="true"] { border-color: var(--gefahr); }
.passwort { position: relative; }
.passwort input { padding-right: 84px; }
.zeigen {
  position: absolute; right: 6px; top: 50%; transform: translateY(-50%); min-height: 36px; padding: 0 12px;
  border: 0; border-radius: var(--r-s); background: transparent; color: var(--text-2); cursor: pointer;
}
.zeigen:hover { background: var(--linie); color: var(--text); }
.zeigen:active { transform: translateY(-50%) scale(.97); }
.los {
  margin-top: 16px; min-height: 48px; border: 0; border-radius: var(--r-m); cursor: pointer;
  background: var(--gold); color: var(--gold-text); font-weight: 650; font-size: 16px; transition: filter .15s, transform .1s;
}
.los:hover { filter: brightness(1.06); }
.los:active { transform: scale(.985); }
.los:disabled { filter: saturate(.3) brightness(.85); cursor: progress; }
.meldung { min-height: 1.5em; margin: 6px 0 0; font-size: 14px; color: var(--text-2); }
.meldung.fehler { color: var(--gefahr); }
.meldung.laeuft::before {
  content: ""; display: inline-block; width: 12px; height: 12px; margin-right: 8px; vertical-align: -1px;
  border-radius: 50%; border: 2px solid var(--linie-2); border-top-color: var(--gold); animation: dreh .8s linear infinite;
}
@keyframes dreh { to { transform: rotate(360deg); } }

.wissen { width: 100%; max-width: 420px; display: grid; gap: 10px; color: var(--text-2); font-size: 14px; }
.wissen p { margin: 0; }
.wissen b { color: var(--text); }
.fuss { margin-top: auto; color: var(--text-2); font-size: 12px; text-align: center; line-height: 1.7; }
.fuss a { color: inherit; text-underline-offset: 2px; }
.fuss a:hover { color: var(--text); }

/* ---------------------------------------------------------------- Bildschirm des PCs */
.sicht { position: fixed; inset: 0; display: flex; flex-direction: column; background: #0B0C0F; }
.leiste {
  flex: none; display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 48px;
  padding: 6px max(10px, env(safe-area-inset-right)) 6px max(12px, env(safe-area-inset-left));
  background: var(--flaeche); border-bottom: 1px solid var(--linie);
}
.leiste-links, .leiste-rechts { display: flex; align-items: center; gap: 10px; min-width: 0; }
.pc-titel { font-weight: 600; white-space: nowrap; }
.pc-code { color: var(--text-2); font-size: 13px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.pc-code b { color: var(--text); font-variant-numeric: tabular-nums; letter-spacing: .04em; }
.knopf {
  min-height: 36px; padding: 0 14px; border-radius: var(--r-s); cursor: pointer;
  background: var(--flaeche-2); border: 1px solid var(--linie); transition: background .15s, transform .1s;
}
.knopf:hover { background: color-mix(in srgb, var(--flaeche-2) 80%, var(--text) 8%); }
.knopf:active { transform: scale(.97); }
.knopf.trennen, .knopf.gefahr { background: var(--gefahr-voll); border-color: transparent; color: #FFFFFF; }
.knopf.trennen:hover, .knopf.gefahr:hover { filter: brightness(1.08); }
.bild { flex: 1; min-height: 0; position: relative; }

@media (max-width: 640px) {
  .pc-code { display: none; }
  #taste { display: none; }
  .leiste { gap: 6px; }
}

/* ---------------------------------------------------------------- Rückfrage (z. B. Schlüssel geändert) */
.frage {
  position: fixed; inset: 0; z-index: 10; display: grid; place-items: center; padding: 16px;
  background: color-mix(in srgb, #000 55%, transparent);
}
.frage-karte {
  width: 100%; max-width: 440px; background: var(--flaeche); border: 1px solid var(--linie); border-radius: var(--r-l);
  padding: 22px 22px 18px; box-shadow: var(--schatten);
}
.frage-karte h2 { margin: 0 0 8px; font-size: 18px; line-height: 1.3; }
.frage-karte p { margin: 0; color: var(--text-2); }
.frage-knoepfe { display: flex; justify-content: flex-end; gap: 10px; margin-top: 18px; flex-wrap: wrap; }

.ohne-js { text-align: center; padding: 40px 16px; }

@media (prefers-reduced-motion: reduce) {
  *, *::before { transition: none !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}