:root {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #17212b;
  background: #eef3f7;
  line-height: 1.5;
  --blue: #075985;
  --blue-dark: #0c4a6e;
  --border: #cbd5e1;
  --card: #ffffff;
  --muted: #52606d;
  --danger: #a61b1b;
  --success: #166534;
  --warning: #92400e;
}
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; }
.page-header, main, footer { width: min(960px, calc(100% - 2rem)); margin-inline: auto; }
.page-header { display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; padding: 2rem 0 1rem; }
h1 { margin: .15rem 0 .5rem; line-height: 1.15; font-size: clamp(1.8rem, 5vw, 2.6rem); }
h2 { margin-top: 0; font-size: 1.3rem; }
.eyebrow { color: var(--blue); font-weight: 700; text-transform: uppercase; letter-spacing: .08em; font-size: .8rem; margin: 0; }
.lede { margin: 0; max-width: 68ch; }
.privacy-badge { background: #dcfce7; color: #14532d; border: 1px solid #86efac; border-radius: 999px; padding: .35rem .7rem; font-weight: 700; white-space: nowrap; }
main { display: grid; gap: 1rem; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: clamp(1rem, 3vw, 1.5rem); box-shadow: 0 4px 18px rgb(15 23 42 / .06); }
.card.primary { border-top: 5px solid var(--blue); }
label { display: block; font-weight: 700; margin-bottom: .35rem; }
input, select, button { font: inherit; }
input[type="text"], input[type="file"], select, textarea { width: 100%; padding: .68rem; border: 1px solid #94a3b8; border-radius: 8px; background: var(--card); color: inherit; }
textarea { resize: vertical; min-height: 6rem; }
input:focus, select:focus, textarea:focus, button:focus-visible { outline: 3px solid #7dd3fc; outline-offset: 2px; }
.search-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: .6rem; }
button { border: 0; border-radius: 8px; padding: .72rem 1rem; background: var(--blue); color: #fff; font-weight: 700; cursor: pointer; }
button:hover { background: var(--blue-dark); }
button:disabled { opacity: .6; cursor: wait; }
button.danger { background: #fff; color: var(--danger); border: 1px solid var(--danger); }
button.danger:hover { background: #fee2e2; }
button.secondary { background: #475569; }
button.secondary:hover { background: #334155; }
.grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; margin: 1rem 0; }
.check-row { display: flex; align-items: flex-start; gap: .6rem; margin: 1rem 0 .4rem; }
.check-row input { width: auto; margin-top: .3rem; }
.warning { color: var(--warning); font-weight: 650; }
.admin-card > summary { font-size: 1.3rem; cursor: pointer; font-weight: 750; }
.admin-content { margin-top: 1rem; }
.actions { display: flex; flex-wrap: wrap; gap: .7rem; margin-top: 1rem; }
.status { min-height: 1.5rem; margin-top: .8rem; font-weight: 650; }
.status.success { color: var(--success); }
.status.error { color: var(--danger); }
.status.warning { color: var(--warning); }
.result { margin-top: .6rem; }
.lookup-columns { display: grid; grid-template-columns: minmax(0, 1fr) minmax(20rem, 1fr); gap: 1rem; align-items: start; margin-top: .6rem; }
.warnings-panel { border: 1px solid var(--border); border-radius: 10px; padding: .9rem; background: #f8fafc; }
.warnings-panel h3 { margin: 0 0 .25rem; }
.warnings-panel h4 { margin: .9rem 0 .7rem; }
.warning-count { margin: 0 0 .8rem; font-weight: 800; color: var(--blue-dark); }
.warning-list { display: grid; gap: .65rem; margin: .8rem 0; }
.warning-entry { border: 1px solid var(--border); border-radius: 8px; padding: .7rem; background: var(--card); }
.warning-entry p { margin: .25rem 0 0; overflow-wrap: anywhere; }
.warning-category { font-weight: 800; }
.warning-form { border-top: 1px solid var(--border); padding-top: .35rem; }
.warning-form label { margin-top: .65rem; }
.warning-form button { margin-top: .85rem; }
/* Nachtragen der Klassenangabe bei Alteinträgen: bewusst klein, damit es nicht
   wie die Hauptaktion der Liste wirkt. */
.warning-entry button.small-button { margin-top: .5rem; padding: .45rem .7rem; font-size: .9rem; }
.result-list { display: grid; gap: .6rem; padding: 0; list-style: none; }
.result-item { border: 1px solid var(--border); border-radius: 10px; padding: .8rem; background: #f8fafc; }
.result-value { font-size: 1.1rem; font-weight: 750; overflow-wrap: anywhere; }
.collision { border-left: 5px solid #f59e0b; padding-left: .8rem; }
.stats { display: flex; flex-wrap: wrap; gap: .6rem 1.2rem; font-weight: 700; }
.report-file { border-top: 1px solid var(--border); margin-top: .8rem; padding-top: .8rem; }
.report-file ul { margin-top: .35rem; }
code { background: #e2e8f0; color: #1e293b; padding: .1rem .3rem; border-radius: 4px; }
.muted, small { color: var(--muted); }
details { margin-top: .7rem; }
summary { cursor: pointer; font-weight: 700; }
footer { color: var(--muted); padding: 1.5rem 0 2.5rem; text-align: center; }

/* Kennwort-Schleuse: vor der Anmeldung ist ausschließlich dieses Formular zu
   sehen. Der Inhalt der Anwendung liegt zwar im DOM, enthält aber keine Daten;
   alle Daten kommen erst nach gültigem Zugangsnachweis von der API. */
[hidden] { display: none !important; }
.gate { min-height: 100vh; display: grid; place-items: center; padding: 1.5rem; }
.gate-card { background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: clamp(1.25rem, 4vw, 2rem); width: min(26rem, 100%); box-shadow: 0 4px 18px rgb(15 23 42 / .06); }
.gate-card h1 { font-size: clamp(1.3rem, 5vw, 1.7rem); margin: 0 0 1.2rem; }
.gate-card input { width: 100%; padding: .7rem; border: 1px solid #94a3b8; border-radius: 8px; background: var(--card); color: inherit; }
.gate-card button[type="submit"] { width: 100%; margin-top: .8rem; }
#app .page-header { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 2rem 0 1rem; }
#app .page-header h1 { margin: 0; }
#app main { display: grid; gap: 1rem; }
/* Ausklappbare Moderationsbausteine unter der Nummerneingabe: sichtbar ist nur
   die Bezeichnung, der fertige Text erscheint beim Aufklappen. Bewusst ohne
   Fettdruck, damit die Liste ruhig wirkt. */
.help-title { margin: 1.2rem 0 .3rem; padding-top: .9rem; border-top: 1px solid var(--border); font-size: .82rem; font-weight: 400; letter-spacing: .07em; text-transform: uppercase; color: var(--muted); }
.help { margin: .1rem 0; }
.help > summary { color: var(--blue); font-weight: 400; padding: .28rem 0; }
.help-body { display: grid; gap: .7rem; margin: .6rem 0 .9rem; max-width: 64ch; }
.help-body p { margin: 0; }
/* Nach „Hallo,“ eine freie Zeile – und dieselbe Zeile Abstand vor dem Schluss.
   Gruß und Signatur stehen als eigener Block unter dem Text. */
.help-body .help-greeting { margin-bottom: 1rem; }
.help-closing { margin-top: 1rem; }
/* Zitatfeld für den beanstandeten Beitrag: der Text wird beim Versenden einfach
   anstelle des Platzhalters hineinkopiert. */
.help-quote { margin: 0; padding: .5rem .8rem; border-left: 3px solid var(--border); color: var(--muted); font-style: italic; }
/* Adminbereich: Übersicht als schlichte Tabelle; Jahrgangszeilen tragen die
   Summe, darunter stehen die Klassen eingerückt. */
.admin-section { display: grid; gap: .6rem; margin-top: 1.4rem; padding-top: 1rem; border-top: 1px solid var(--border); }
.admin-section h3 { margin: 0; font-size: 1rem; }
.admin-table table { width: 100%; border-collapse: collapse; font-size: .92rem; }
.admin-table caption { padding-bottom: .4rem; text-align: left; color: var(--muted); }
.admin-table th, .admin-table td { padding: .3rem .5rem; border-bottom: 1px solid var(--border); text-align: left; }
.admin-table .number { text-align: right; font-variant-numeric: tabular-nums; }
.admin-table tr.year-row td { font-weight: 600; }
.admin-table tr.class-row td:first-child { padding-left: 1.6rem; }
.help-closing p { margin: 0; }
@media (max-width: 700px) {
  .page-header { display: block; }
  .grid { grid-template-columns: 1fr; }
  .search-row { grid-template-columns: 1fr; }
  .lookup-columns { grid-template-columns: 1fr; }
  #app .page-header { display: flex; align-items: center; }
}
@media (prefers-color-scheme: dark) {
  :root { color: #e5eef7; background: #0f172a; --card: #172033; --border: #475569; --muted: #cbd5e1; --blue: #38bdf8; --blue-dark: #0369a1; --success: #86efac; --warning: #fcd34d; --danger: #fca5a5; }
  button { color: #082f49; }
  input[type="text"], input[type="file"], input[type="password"], select, textarea { border-color: #64748b; }
  .result-item, .warnings-panel { background: #111827; }
  code { background: #334155; color: #f1f5f9; }
  button.danger { background: transparent; }
  button.danger:hover { background: #450a0a; }
}