:root {
  --blau: #00008f;
  --blau-hell: #e8e8f6;
  --rot: #d0021b;
  --text: #1a1a2e;
  --grau: #5f5f6e;
  --linie: #d6d6e0;
  --hinter: #f4f4f8;
  --weiss: #ffffff;
  --gruen: #1d7a3a;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--hinter);
  color: var(--text);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
}
header {
  background: var(--weiss);
  border-bottom: 1px solid var(--linie);
}
.kopf {
  max-width: 760px;
  margin: 0 auto;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.kopf img { height: 36px; width: auto; }
.kopf span { color: var(--grau); font-size: 14px; }
main { max-width: 760px; margin: 0 auto; padding: 24px 16px 48px; }
h1 { color: var(--blau); font-size: 1.6rem; line-height: 1.25; margin: 0 0 8px; }
h2 { color: var(--blau); font-size: 1.15rem; margin: 0 0 12px; }
p.lead { color: var(--grau); margin: 0 0 20px; }
.karte {
  background: var(--weiss);
  border: 1px solid var(--linie);
  border-radius: 8px;
  padding: 20px 16px;
  margin-bottom: 16px;
}
@media (min-width: 600px) { .karte { padding: 24px; } }

/* Auswahlkacheln */
.kacheln { display: grid; gap: 10px; grid-template-columns: 1fr; }
@media (min-width: 560px) { .kacheln { grid-template-columns: 1fr 1fr; } }
.kachel { position: relative; }
.kachel input { position: absolute; opacity: 0; inset: 0; }
.kachel label {
  display: block;
  border: 2px solid var(--linie);
  border-radius: 8px;
  padding: 12px 14px;
  cursor: pointer;
  height: 100%;
}
.kachel label strong { display: block; color: var(--blau); }
.kachel label small { color: var(--grau); }
.kachel input:checked + label { border-color: var(--blau); background: var(--blau-hell); }
.kachel input:focus-visible + label { outline: 3px solid var(--blau); outline-offset: 2px; }

.reihe { display: flex; gap: 16px; flex-wrap: wrap; }
.reihe label.radio { display: flex; align-items: center; gap: 6px; cursor: pointer; }

.feld { margin-bottom: 14px; }
.feld > label { display: block; font-weight: 600; margin-bottom: 4px; font-size: 15px; }
.feld .hilfe { color: var(--grau); font-size: 14px; margin-top: 4px; }
.zwei { display: grid; gap: 0 12px; grid-template-columns: 1fr; }
@media (min-width: 560px) { .zwei { grid-template-columns: 1fr 1fr; } .zwei.plz { grid-template-columns: 120px 1fr; } }
input[type=text], input[type=email], input[type=tel], input[type=date], input[type=number], select, textarea {
  width: 100%;
  font: inherit;
  padding: 10px 12px;
  border: 1px solid #a9a9b8;
  border-radius: 6px;
  background: var(--weiss);
  color: var(--text);
}
textarea { min-height: 90px; resize: vertical; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--blau); outline-offset: 1px; border-color: var(--blau); }
.check { display: flex; gap: 10px; align-items: flex-start; font-size: 15px; }
.check input { margin-top: 4px; width: 18px; height: 18px; flex: 0 0 auto; }
.versteckt { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
[hidden] { display: none !important; }

.knopf {
  display: inline-block;
  background: var(--blau);
  color: var(--weiss);
  border: 0;
  border-radius: 6px;
  padding: 12px 22px;
  font: inherit;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
}
.knopf:hover { background: #00006b; }
.knopf:disabled { opacity: .6; cursor: wait; }
.knopf.zweit { background: var(--weiss); color: var(--blau); border: 2px solid var(--blau); }

.hinweis {
  border-left: 4px solid var(--blau);
  background: var(--blau-hell);
  padding: 10px 14px;
  border-radius: 4px;
  margin: 12px 0;
  font-size: 15px;
}
.hinweis.warn { border-color: var(--rot); background: #fdecee; }
.fehler { color: var(--rot); font-weight: 600; margin-top: 12px; }

.agentur {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  background: var(--blau-hell);
  border-radius: 8px;
  padding: 14px 16px;
  margin: 12px 0 16px;
}
.agentur .nr { font-size: 1.6rem; font-weight: 800; letter-spacing: 1px; color: var(--blau); font-variant-numeric: tabular-nums; }
ol.schritte { padding-left: 22px; margin: 8px 0 16px; }
ol.schritte li { margin-bottom: 6px; }

footer { max-width: 760px; margin: 0 auto; padding: 0 16px 32px; color: var(--grau); font-size: 14px; }
footer a { color: var(--grau); }
a { color: var(--blau); }