/* Zackto – Kopf (Wortmarke + „Zur Startseite“) und Fuß für die Werkzeugseiten. Stand 12.11.2026.
   Schriften wie /css/zackto.css aus /fonts/ (OFL). */
@font-face { font-family: "Newsreader"; src: url("/fonts/newsreader-latin.woff") format("woff"); font-weight: 400 600; font-style: normal; font-display: swap; }
@font-face { font-family: "Inter"; src: url("/fonts/inter-latin.woff") format("woff"); font-weight: 400 600; font-style: normal; font-display: swap; }
.zk-kopf, .zk-fuss {
  --zk-tinte: #161616; --zk-grau: #4A4A45; --zk-rot: #C8102E; --zk-rot-dunkel: #B00D27; --zk-papier: #FAFAF7;
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  font-size: 16px; font-weight: 400; line-height: 1.5; letter-spacing: normal; text-transform: none; text-align: left;
  color: var(--zk-tinte); background: transparent; position: relative; z-index: 5;
}
.zk-kopf *, .zk-fuss * { box-sizing: border-box; }
.zk-innen { max-width: 1120px; margin: 0 auto; padding-left: max(24px, env(safe-area-inset-left, 0px)); padding-right: max(24px, env(safe-area-inset-right, 0px)); }
.zk-kopf .zk-innen { display: flex; align-items: baseline; justify-content: space-between; gap: 12px 24px; flex-wrap: wrap; padding-top: 22px; }
.zk-kopf .zk-innen::after { content: ""; flex: 0 0 100%; border-bottom: 1px solid var(--zk-tinte); margin-top: 2px; }
.zk-kopf .zk-innen::before { content: ""; flex: 0 0 100%; border-top: 3px solid var(--zk-tinte); margin-bottom: 2px; }
.zk-kopf .zk-marke { margin: 0; padding: 0; border: 0; background: none; color: var(--zk-tinte); text-decoration: none; font-family: "Newsreader", Georgia, "Times New Roman", serif; font-size: 40px; font-weight: 600; line-height: 1; letter-spacing: -1px; }
.zk-kopf .zk-marke span { color: var(--zk-rot); }
.zk-kopf .zk-zurstart { display: inline-flex; align-items: center; min-height: 44px; margin: 0; padding: 0 16px; border: 1px solid var(--zk-tinte); border-radius: 0; background: transparent; color: var(--zk-tinte); font: inherit; font-size: 14px; font-weight: 600; white-space: nowrap; text-decoration: none; box-shadow: none; }
.zk-kopf .zk-zurstart:hover, .zk-kopf .zk-zurstart:focus-visible { background: var(--zk-tinte); color: var(--zk-papier); }
.zk-fuss { margin-top: 40px; }
.zk-fuss .zk-innen { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 8px 24px; padding-bottom: 32px; font-size: 14px; color: var(--zk-grau); }
.zk-fuss .zk-innen::before { content: ""; flex: 0 0 100%; border-top: 3px solid var(--zk-tinte); margin-bottom: 8px; }
.zk-fuss .zk-links { display: flex; flex-wrap: wrap; gap: 4px 20px; }
.zk-fuss a { display: inline-flex; align-items: center; min-height: 44px; color: var(--zk-tinte); text-decoration: underline; text-underline-offset: 2px; }
.zk-fuss a:hover { color: var(--zk-rot-dunkel); }
.zk-fuss .zk-hinweis { flex: 0 0 100%; }
@media (max-width: 560px) {
  .zk-innen { padding-left: 16px; padding-right: 16px; }
  .zk-kopf .zk-marke { font-size: 34px; }
}
@media print { .zk-kopf .zk-zurstart, .zk-fuss .zk-links { display: none; } }