/* Grundgestaltung der Plattform (die Infoseite bekommt später eine eigene, hochladbare CSS-Datei). */
*, *::before, *::after { box-sizing: border-box; }
body { margin: 0; font-family: system-ui, sans-serif; line-height: 1.5; color: #1a1a1a; background: #fff; }
.kopf { padding: 0.75rem 1rem; background: #1f3a5f; }
.kopf .marke { color: #fff; font-weight: 600; text-decoration: none; }
main { max-width: 60rem; margin: 0 auto; padding: 1rem; }
a { color: #1f3a5f; }
:focus-visible { outline: 3px solid #e0a000; outline-offset: 2px; }
.meldungen { list-style: none; padding: 0; }
.meldung { padding: 0.5rem 0.75rem; margin-bottom: 0.5rem; border-left: 4px solid #1f3a5f; background: #eef2f7; }
.meldung.error { border-color: #a00; background: #fbeaea; }
.kopf { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 0.5rem; }
.navigation { display: flex; align-items: center; gap: 1rem; }
.navigation a { color: #fff; }
.abmelden { margin: 0; }
.abmelden button { background: none; border: 1px solid #fff; color: #fff; padding: 0.2rem 0.6rem; cursor: pointer; }
.formular { max-width: 28rem; }
.feld { margin-bottom: 1rem; }
.feld label { display: block; font-weight: 600; margin-bottom: 0.25rem; }
.feld input { width: 100%; padding: 0.5rem; font-size: 1rem; border: 1px solid #888; }
.feld.fehlerhaft input { border-color: #a00; }
.fehler, .fehlerbox { color: #a00; }
.fehlerbox { border-left: 4px solid #a00; background: #fbeaea; padding: 0.5rem 0.75rem; margin-bottom: 1rem; }
.hilfe { font-size: 0.9rem; color: #444; }
button, .knopf { display: inline-block; padding: 0.5rem 1rem; font-size: 1rem; background: #1f3a5f; color: #fff; border: 0; text-decoration: none; cursor: pointer; }
.qr { background: #fff; padding: 1rem; display: inline-block; margin: 0.5rem 0; }
.geheimnis, .codes code { font-size: 1.1rem; letter-spacing: 0.05em; }
.codes { columns: 2; list-style: none; padding: 0; }
.meldung.warning { border-color: #c80; background: #fff6e0; }
.formular.breit { max-width: none; }
.feld textarea { width: 100%; font-family: ui-monospace, monospace; font-size: 0.95rem; padding: 0.5rem; border: 1px solid #888; }
.vorschau { border: 2px dashed #888; padding: 1rem; margin: 1rem 0; }
.aktionen { display: flex; gap: 1rem; align-items: center; flex-wrap: wrap; }
.aktionen form, form.inline { display: inline; margin: 0; }
.tabelle { border-collapse: collapse; width: 100%; }
.tabelle th, .tabelle td { border-bottom: 1px solid #ccc; padding: 0.4rem; text-align: left; vertical-align: top; }
.bereiche { margin-top: 2rem; border-top: 1px solid #ccc; }
.infoseite img { max-width: 100%; height: auto; }
.abschnitt { margin: 1.5rem 0; }
.abschnitt.verwaltung { border: 1px solid #ccc; padding: 0.75rem; }
.dateien li { margin-bottom: 0.5rem; }
.datum, .art { color: #555; font-size: 0.9rem; }
.beschreibung { font-size: 0.95rem; }
.hinweis { font-size: 0.9rem; color: #444; }
button.gefahr { background: #a00; }
.unsichtbar { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
details { margin-top: 0.75rem; }
summary { cursor: pointer; font-weight: 600; }
.registrierung { display: flex; flex-wrap: wrap; gap: 0.75rem; }
label.checkbox { font-weight: normal; display: flex; gap: 0.5rem; align-items: flex-start; }
label.checkbox input { width: auto; margin-top: 0.3rem; }
.kasten { border: 1px solid #ccc; padding: 0.75rem; margin: 1rem 0; max-width: 40rem; }
.angaben dt { font-weight: 600; }
.angaben dd { margin: 0 0 0.5rem 0; }
.suchleiste { display: flex; flex-wrap: wrap; gap: 1rem; align-items: flex-end; max-width: none; }
.suchleiste .feld { margin-bottom: 0; }
.feld select { padding: 0.5rem; font-size: 1rem; }
.kennziffer { font-size: 1.2rem; letter-spacing: 0.08em; }
.pruefsumme { word-break: break-all; font-size: 0.85rem; }