@media (max-width:600px){
  /* Zentriert unabhängig von der Breite des Menüsymbols im Header. */
  .contact-header .contact-menu{position:absolute;top:50%;left:50%;margin:0;transform:translate(-50%,-50%)}
  .contact-header .contact-menu nav{position:fixed;top:calc(72px + env(safe-area-inset-top));right:12px;left:auto;width:min(340px,calc(100vw - 24px));transform:none}
  .contact-header .header-cta{font-size:clamp(10px,2.8vw,12px);font-weight:900;letter-spacing:.08em}
  .contact-header .header-cta span{font-size:18px}
  .contact-header .header-cta:after{bottom:7px}
}