/* Meldesystem Handynutzung - modernes, an Untis angelehntes Design */
:root {
  --accent: #f57c00;
  --accent-dark: #e65100;
  --accent-soft: #fff3e5;
  --bg: #f4f5f7;
  --card: #ffffff;
  --text: #1f2430;
  --muted: #6b7280;
  --line: #e6e8ec;
  --gruen: #2e9e5b;
  --gelb: #f2a900;
  --orange: #f57c00;
  --rot: #e03b3b;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(16,24,40,.06), 0 4px 16px rgba(16,24,40,.06);
  color-scheme: light;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* App-Leiste */
.appbar {
  background: var(--card);
  border-bottom: 1px solid var(--line);
  padding: .7rem 1.1rem;
  display: flex;
  align-items: center;
  gap: .8rem;
  position: sticky; top: 0; z-index: 20;
}
.appbar .brand { display: flex; align-items: center; gap: .6rem; font-weight: 700; }
.appbar .logo {
  width: 34px; height: 34px; border-radius: 9px;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: #fff; display: grid; place-items: center; font-weight: 800;
}
.appbar .spacer { flex: 1; }
.appbar .nav-link {
  color: var(--muted); text-decoration: none; font-size: .92rem; font-weight: 600;
  padding: .4rem .7rem; border-radius: 9px;
}
.appbar .nav-link:hover { background: var(--bg); color: var(--text); }
.appbar .nav-link.aktiv { color: var(--accent-dark); background: var(--accent-soft); }
.appbar .benutzer {
  color: var(--muted); font-size: .88rem; white-space: nowrap;
  overflow: hidden; text-overflow: ellipsis; max-width: 160px;
}

main { max-width: 940px; margin: 0 auto; padding: 1.2rem 1.1rem 3rem; }

/* Admin-Vorschau (Testansicht als Lehrkraft/Klassenlehrkraft) */
.vorschau-badge {
  position: fixed; top: .8rem; right: 1.1rem; z-index: 30;
  background: var(--text); color: #fff; text-decoration: none;
  font-size: .82rem; font-weight: 600;
  padding: .45rem .8rem; border-radius: 999px; box-shadow: var(--shadow);
}
.vorschau-badge:hover { background: var(--accent-dark); }

/* Suchfeld */
.suche {
  width: 100%; padding: .8rem 1rem; font-size: 1rem; color: var(--text);
  border: 1px solid var(--line); border-radius: var(--radius); background: var(--card);
  box-shadow: var(--shadow);
}
.suche:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }

/* Tabs */
.tabs { display: flex; gap: .3rem; margin: 1.2rem 0 .3rem; }
.tab {
  border: none; background: none; cursor: pointer; font: inherit; font-weight: 600;
  color: var(--muted); padding: .5rem .9rem; border-radius: 10px;
}
.tab:hover { background: var(--card); }
.tab.aktiv { background: var(--accent); color: #fff; }

/* Karten / Listen */
.karte {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: .75rem .9rem; margin-top: .55rem; display: flex; align-items: center; gap: .7rem;
  box-shadow: var(--shadow); flex-wrap: wrap;
}
.karte .info { flex: 1; min-width: 0; }
.karte .name { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.karte .klasse { color: var(--muted); font-size: .85rem; }
.karte .badge, .karte > button, .karte .stepper { flex-shrink: 0; }

/* Verstoss-Badge */
.badge {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 1.9rem; height: 1.9rem; padding: 0 .5rem; border-radius: 999px;
  color: #fff; font-weight: 700; font-size: .9rem;
}
.badge.b0, .badge.b1 { background: var(--gruen); }
.badge.b2 { background: var(--gelb); }
.badge.b3 { background: var(--orange); }
.badge.bhoch { background: var(--rot); }

/* Buttons */
.btn {
  cursor: pointer; font: inherit; font-weight: 600; border-radius: 10px;
  border: 1px solid var(--line); background: var(--card); color: var(--text);
  padding: .5rem .9rem;
}
.btn:hover { background: var(--bg); }
.btn-primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn-primary:hover { background: var(--accent-dark); border-color: var(--accent-dark); }
.btn-danger { background: #fff; color: var(--rot); border-color: #f3c2c2; }
.btn-danger:hover { background: #fdecec; }
.btn-sm { padding: .35rem .6rem; font-size: .85rem; }
.btn-icon { width: 2.25rem; height: 2.25rem; padding: 0; display: grid; place-items: center; font-size: 1.15rem; }

/* Zaehler-Steuerung (+/-) */
.stepper { display: inline-flex; align-items: center; gap: .35rem; }

/* Abschnitte / Admin */
.section {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.1rem 1.2rem; margin-top: 1.1rem; box-shadow: var(--shadow);
}
.section h2 { font-size: 1.05rem; margin: 0 0 .2rem; }
.section .unter { color: var(--muted); font-size: .9rem; margin: 0 0 .9rem; }

label { display: block; font-size: .85rem; color: var(--muted); font-weight: 600; margin-bottom: .3rem; }
input[type="text"], input[type="email"], input[type="number"], input[type="password"], input[type="file"] {
  width: 100%; padding: .55rem .7rem; font: inherit; color: var(--text);
  border: 1px solid var(--line); border-radius: 10px; background: #fff;
}
input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }

.row { display: flex; gap: .8rem; flex-wrap: wrap; align-items: end; }
.row > div { flex: 1; min-width: 140px; }

.tabelle-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; margin: 0 -.1rem; }
table { border-collapse: collapse; width: 100%; }
th, td { text-align: left; padding: .5rem .6rem; border-bottom: 1px solid var(--line); font-size: .92rem; vertical-align: middle; white-space: nowrap; }
th { color: var(--muted); font-size: .8rem; text-transform: uppercase; letter-spacing: .02em; }

/* Dialog */
dialog {
  border: none; border-radius: var(--radius); padding: 1.3rem; max-width: min(420px, 92vw);
  box-shadow: 0 12px 40px rgba(16,24,40,.25);
}
dialog::backdrop { background: rgba(16,24,40,.45); }
.dialog-actions { display: flex; gap: .6rem; margin-top: 1.1rem; }
.dialog-actions .btn { flex: 1; }

/* Flash / Status */
.flash { border-radius: 10px; padding: .7rem .9rem; margin-top: 1rem; font-size: .92rem; }
.flash.erfolg { background: #e7f6ee; color: #1c7a44; }
.flash.fehler { background: #fdecec; color: #b02525; }
#status { min-height: 1.2rem; font-size: .92rem; margin-top: .8rem; }
#status.erfolg { color: var(--gruen); }
#status.fehler { color: var(--rot); }

/* Klassenlehrer-Zeilen (Grid statt Tabelle, damit je Zeile ein eigenes Formular geht) */
.kl-kopf, .kl-zeile {
  display: grid; grid-template-columns: 70px 90px 1fr 1.4fr auto;
  gap: .6rem; align-items: center;
}
.kl-kopf { color: var(--muted); font-size: .8rem; text-transform: uppercase; letter-spacing: .02em; padding: 0 0 .3rem; }
.kl-block { padding: .4rem 0; border-top: 1px solid var(--line); }
.kl-block.neu { margin-top: .6rem; }
.kl-zeile { padding: 0; }
.kl-zeile2 {
  display: grid; grid-template-columns: 70px 90px 1fr 1.4fr auto;
  gap: .6rem; align-items: center; padding: .3rem 0 0;
}
.kl-zeile2-label { grid-column: 1 / 3; color: var(--muted); font-size: .78rem; }
.kl-zeile2 input { font-size: .88rem; }
.kl-klasse { font-weight: 700; }
.kl-anzahl { color: var(--muted); }
@media (max-width: 640px) {
  .kl-kopf { display: none; }
  .kl-zeile, .kl-zeile2 { grid-template-columns: 1fr 1fr; }
  .kl-zeile2-label { grid-column: 1 / 3; }
}

.leer { color: var(--muted); font-size: .92rem; padding: .5rem 0; }

/* Melde-Dialog: Zeitpunkt-Auswahl (jetzt / nachtraeglich) */
.zeitpunkt-wahl { display: flex; flex-direction: column; gap: .4rem; }
.zeitpunkt-option {
  display: flex; align-items: center; gap: .5rem; font-weight: 500;
  font-size: .92rem; color: var(--text); cursor: pointer;
}
.zeitpunkt-option input { accent-color: var(--accent); width: 1.05rem; height: 1.05rem; }

/* Toast-Benachrichtigungen (siehe static/toast.js) */
#toast-bereich {
  position: fixed; top: 14px; left: 50%; transform: translateX(-50%);
  z-index: 999; display: flex; flex-direction: column; gap: .5rem;
  align-items: center; pointer-events: none; width: 100%; padding: 0 1rem;
}
.toast {
  background: var(--text); color: #fff; padding: .65rem 1.1rem; border-radius: 10px;
  font-size: .9rem; font-weight: 600; box-shadow: var(--shadow); max-width: 480px;
  text-align: center; opacity: 0; transform: translateY(-12px);
  transition: opacity .25s ease, transform .25s ease;
}
.toast.zeigen { opacity: 1; transform: translateY(0); }
.toast.erfolg { background: #1c7a44; }
.toast.fehler { background: #b02525; }
.zurueck { background: none; border: none; color: var(--accent-dark); font-weight: 600; cursor: pointer; padding: .4rem 0; font: inherit; }

/* ==========================================================================
   Responsive: Tablet (<=900px) und Handy (<=600px). Desktop-Werte oben
   bleiben unveraendert - Mobil-/Tablet-Regeln ergaenzen/ueberschreiben nur.
   ========================================================================== */

@media (max-width: 900px) {
  main { max-width: 100%; padding: 1rem .9rem 2.5rem; }
  .section { padding: 1rem; }
}

@media (max-width: 600px) {
  .appbar {
    flex-wrap: wrap; padding: .6rem .8rem; gap: .4rem .6rem; row-gap: .3rem;
  }
  .appbar .brand { font-size: .95rem; }
  .appbar .brand span { display: none; } /* Logo genuegt auf sehr schmalen Screens */
  .appbar .spacer { flex-basis: 100%; height: 0; order: 1; }
  .appbar .nav-link { font-size: .85rem; padding: .35rem .55rem; order: 2; }
  .appbar .benutzer { display: none; } /* Name spart Platz, Initialen/Logo genuegen */

  main { padding: .8rem .7rem 2.5rem; }

  h1, .section h2 { font-size: 1rem; }

  .suche { padding: .7rem .85rem; font-size: .95rem; }

  .tabs { gap: .2rem; }
  .tab { padding: .45rem .7rem; font-size: .9rem; }

  .karte { padding: .65rem .75rem; gap: .5rem; }
  .karte .name { font-size: .95rem; }
  .karte .klasse { font-size: .8rem; }
  .karte .btn-sm { padding: .4rem .7rem; font-size: .82rem; }

  .klassen-grid .btn { padding: .75rem 1rem !important; font-size: 1rem !important; }

  .row { gap: .6rem; }
  .row > div { min-width: 100%; } /* je ein Feld pro Zeile - bessere Bedienbarkeit mit Touch */
  .row > div[style*="flex:0 0 auto"] { min-width: 0; }

  .kl-zeile, .kl-zeile2 { grid-template-columns: 1fr; gap: .3rem; row-gap: .3rem; }
  .kl-zeile .kl-anzahl { display: none; }
  .kl-zeile2-label { grid-column: 1; }

  dialog { padding: 1.1rem; }

  th, td { padding: .45rem .5rem; font-size: .85rem; }

  #toast-bereich { top: 8px; padding: 0 .6rem; }
  .toast { font-size: .85rem; padding: .55rem .9rem; }
}

/* Tablet im Hochformat: zwei Klassen-Kacheln/Spalten wirken oft grosszuegiger
   als die Desktop-Breite - main bleibt aber lesbar eingerueckt. */
@media (min-width: 601px) and (max-width: 900px) {
  main { padding: 1.1rem 1.4rem 2.5rem; }
}