*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  color:var(--marke-text,#0f172a);background:#f7f9fc;line-height:1.6}
img{max-width:100%}
a{color:var(--primaer,#1d4ed8)}

.o-kopf{background:#fff;border-bottom:1px solid #e8edf5}
.o-kopf-innen{max-width:880px;margin:0 auto;padding:18px 22px;display:flex;align-items:center}
.o-logo{max-height:40px;width:auto}
.o-marke-name{font-weight:700;font-size:20px;color:var(--primaer)}

.o-held{background:linear-gradient(135deg,var(--primaer),var(--akzent));color:#fff}
.o-held-innen{max-width:880px;margin:0 auto;padding:52px 22px}
.o-held .kunde{font-size:14px;text-transform:uppercase;letter-spacing:.08em;opacity:.85}
.o-held h1{font-size:34px;margin:8px 0 0;line-height:1.2}
.o-held .begruessung{margin-top:16px;font-size:17px;opacity:.95;max-width:620px}

.o-inhalt{max-width:880px;margin:0 auto;padding:32px 22px 60px}

.o-block{background:#fff;border:1px solid #e8edf5;border-radius:14px;padding:24px;
  margin-bottom:18px;box-shadow:0 1px 3px rgba(15,23,42,.05)}
.o-block h2{margin:0 0 6px;font-size:20px}
.o-block .beschr{color:#64748b;margin:0 0 14px}

.o-ueberschrift{margin:34px 0 6px;font-size:24px}
.o-text{font-size:16px}

.o-datei{display:flex;align-items:center;gap:16px;text-decoration:none;color:inherit}
.o-datei .icon{width:48px;height:48px;border-radius:10px;background:var(--primaer);
  display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;
  font-size:13px;flex:none;text-transform:uppercase}
.o-datei .meta{flex:1;min-width:0}
.o-datei .name{display:block;font-weight:600}
.o-datei .info{display:block;color:#64748b;font-size:13px;margin-top:2px}
.o-datei .pfeil{color:var(--primaer);font-weight:700}

.o-bild img{border-radius:10px;display:block}
.o-einbett{position:relative;padding-bottom:56.25%;height:0;border-radius:10px;overflow:hidden}
.o-einbett iframe{position:absolute;inset:0;width:100%;height:100%;border:0}

.o-cta{text-align:center;margin:8px 0}
.o-cta a{display:inline-block;background:var(--primaer);color:#fff;text-decoration:none;
  padding:14px 32px;border-radius:10px;font-weight:600;font-size:16px}

.o-fuss{border-top:1px solid #e8edf5;background:#fff}
.o-fuss-innen{max-width:880px;margin:0 auto;padding:20px 22px;color:#64748b;font-size:13px}

/* Zugriffsschutz-Seite */
.o-schutz{display:flex;align-items:center;justify-content:center;min-height:80vh;padding:20px}
.o-schutz-karte{background:#fff;border:1px solid #e8edf5;border-radius:16px;padding:36px;
  max-width:420px;width:100%;box-shadow:0 1px 3px rgba(15,23,42,.06)}
.o-schutz-karte h1{font-size:22px;margin:0 0 8px}
.o-schutz-karte p{color:#64748b;margin:0 0 20px}
.o-schutz-karte label{display:block;font-weight:600;font-size:14px;margin-bottom:6px}
.o-schutz-karte input{width:100%;padding:11px 13px;border:1px solid #e8edf5;border-radius:9px;
  font-size:15px;font-family:inherit}
.o-schutz-karte button{width:100%;margin-top:16px;background:var(--primaer);color:#fff;
  border:none;padding:12px;border-radius:9px;font-size:15px;font-weight:600;cursor:pointer}
.o-schutz-fehler{background:#fee2e2;color:#991b1b;padding:10px 12px;border-radius:8px;
  font-size:14px;margin-bottom:14px}