/* Einheitliche Forttrieb-Studio-Kopfzeile für alle Werke (Nowik Sans, monochromes Studio-System, Unterstreichung für aktives Werk). */
@font-face {
  font-family: "Nowik Sans";
  src: url("fonts/NowikSans-Variable.woff2") format("woff2");
  font-weight: 200 800;
  font-style: normal;
  font-display: swap;
}

:root {
  --ft-platform-height: 3.75rem;
}

.ft-platform {
  position: fixed;
  inset-block-start: 0;
  inset-inline: 0;
  block-size: var(--ft-platform-height);
  z-index: 10000;
  color: #f4f4f3;
  background: rgb(12 12 13 / 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-block-end: 1px solid #2a2a2e;
  font: 400 0.875rem / 1.4 "Nowik Sans", system-ui, -apple-system, sans-serif;
  text-align: start;
  color-scheme: dark;
  -webkit-font-smoothing: antialiased;
}

.ft-platform *,
.ft-platform *::before,
.ft-platform *::after {
  box-sizing: border-box;
}

.ft-platform__inner {
  block-size: 100%;
  inline-size: min(calc(100% - 6rem), 88rem);
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.ft-platform a {
  color: inherit;
  text-decoration: none;
  -webkit-tap-highlight-color: transparent;
}

.ft-platform__brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  min-block-size: 2.75rem;
  flex: none;
  font-size: 1.0625rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: #f4f4f3;
}

.ft-platform__mark {
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  display: inline-flex;
  align-items: baseline;
  gap: 0.2rem;
}

.ft-platform__dot {
  display: inline-block;
  inline-size: 0.34em;
  block-size: 0.34em;
  background: currentColor;
}

.ft-platform__sub {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #a6a6ab;
  padding-inline-start: 0.75rem;
  border-inline-start: 1px solid #2a2a2e;
  transition: color 160ms cubic-bezier(0.32, 0, 0.2, 1);
}

.ft-platform__brand:hover .ft-platform__sub {
  color: #f4f4f3;
}

.ft-platform__brand[aria-current="page"] .ft-platform__sub {
  color: #f4f4f3;
  text-decoration: underline;
  text-decoration-thickness: 1.5px;
  text-underline-offset: 0.3rem;
}

.ft-platform__nav {
  display: flex;
  align-items: center;
}

.ft-platform__toggle {
  display: none;
  align-items: center;
  gap: 0.6rem;
  min-block-size: 2.5rem;
  padding: 0.45rem 0.8rem;
  border: 1px solid #45454b;
  border-radius: 0.375rem;
  background: #141416;
  color: #f4f4f3;
  font: 500 0.875rem / 1.2 "Nowik Sans", system-ui, -apple-system, sans-serif;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.ft-platform__glyph {
  position: relative;
  inline-size: 0.875rem;
  block-size: 0.875rem;
}

.ft-platform__glyph::before,
.ft-platform__glyph::after {
  content: "";
  position: absolute;
  inset-inline: 0;
  block-size: 1.5px;
  background: currentColor;
  transition: transform 160ms cubic-bezier(0.32, 0, 0.2, 1), inset-block-start 160ms cubic-bezier(0.32, 0, 0.2, 1);
}

.ft-platform__glyph::before {
  inset-block-start: 0.25rem;
}

.ft-platform__glyph::after {
  inset-block-start: 0.5625rem;
}

.ft-platform__toggle[aria-expanded="true"] .ft-platform__glyph::before {
  inset-block-start: 0.40625rem;
  transform: rotate(45deg);
}

.ft-platform__toggle[aria-expanded="true"] .ft-platform__glyph::after {
  inset-block-start: 0.40625rem;
  transform: rotate(-45deg);
}

.ft-platform__links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.ft-platform__links a,
.ft-platform__choices a {
  min-block-size: 2.75rem;
  padding-inline: 0.85rem;
  border-radius: 0.375rem;
  display: inline-flex;
  align-items: center;
  color: #a6a6ab;
  font-size: 0.875rem;
  font-weight: 450;
  letter-spacing: 0;
  transition: color 160ms cubic-bezier(0.32, 0, 0.2, 1), background 160ms cubic-bezier(0.32, 0, 0.2, 1);
}

.ft-platform a:hover,
.ft-platform__toggle:hover,
.ft-platform summary:hover {
  color: #f4f4f3;
}

.ft-platform__links a:hover,
.ft-platform__choices a:hover {
  background: #141416;
}

.ft-platform__links a[aria-current="page"],
.ft-platform__choices a[aria-current="page"] {
  color: #f4f4f3;
  background: transparent;
  font-weight: 500;
  text-decoration: underline;
  text-decoration-thickness: 1.5px;
  text-underline-offset: 0.32rem;
}

.ft-platform :is(a, button, summary):focus-visible {
  outline: 2px solid #ffffff;
  outline-offset: 3px;
  border-radius: 3px;
}

/* Rückwärtskompatibles Mobilmenü für bestehende Bestandsseiten */
.ft-platform__mobile {
  display: none;
  position: relative;
  margin: 0;
  border: 0;
  padding: 0;
}

.ft-platform__mobile summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  cursor: pointer;
  min-inline-size: 9rem;
  min-block-size: 2.5rem;
  padding: 0.45rem 0.75rem;
  margin: 0;
  border: 1px solid #45454b;
  border-radius: 0.375rem;
  color: #f4f4f3;
  background: #141416;
  font: inherit;
  list-style: none;
}

.ft-platform__mobile summary::-webkit-details-marker {
  display: none;
}

.ft-platform__mobile summary::after {
  content: "⌄";
  font-size: 1rem;
  line-height: 1;
}

.ft-platform__mobile[open] summary::after {
  content: "⌃";
}

.ft-platform__choices {
  position: absolute;
  inset-block-start: calc(100% + 0.5rem);
  inset-inline-end: 0;
  inline-size: min(16.25rem, calc(100dvw - 2rem));
  padding: 0.5rem;
  display: grid;
  gap: 0.25rem;
  background: #0c0c0d;
  border: 1px solid #45454b;
  border-radius: 0.5rem;
  box-shadow: 0 14px 32px rgb(0 0 0 / 0.45);
}

@media (max-width: 1080px) {
  .ft-platform__inner {
    inline-size: calc(100% - 3.5rem);
  }
}

@media (max-width: 860px) {
  .ft-platform__inner {
    inline-size: calc(100% - 2.5rem);
  }

  .ft-platform__toggle {
    display: inline-flex;
  }

  ul.ft-platform__links {
    display: none;
    position: fixed;
    inset-block-start: var(--ft-platform-height);
    inset-inline: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0.25rem;
    padding: 0.75rem 1.25rem 1rem;
    background: rgb(12 12 13 / 0.98);
    border-block-end: 1px solid #2a2a2e;
    box-shadow: 0 16px 36px rgb(0 0 0 / 0.45);
  }

  ul.ft-platform__links.is-open {
    display: flex;
  }

  ul.ft-platform__links a {
    inline-size: 100%;
    min-block-size: 2.875rem;
  }

  nav.ft-platform__links {
    display: none;
  }

  .ft-platform__mobile {
    display: block;
  }
}

@media (max-width: 520px) {
  .ft-platform__inner {
    inline-size: calc(100% - 2rem);
  }

  .ft-platform__brand {
    gap: 0.5rem;
  }

  .ft-platform__mark {
    font-size: 1rem;
  }

  .ft-platform__sub {
    padding-inline-start: 0.5rem;
    font-size: 0.625rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ft-platform *,
  .ft-platform *::before,
  .ft-platform *::after {
    transition-duration: 0.01ms !important;
  }
}

@media (forced-colors: active) {
  .ft-platform__links a[aria-current="page"],
  .ft-platform__choices a[aria-current="page"],
  .ft-platform__brand[aria-current="page"] .ft-platform__sub {
    text-decoration-color: Highlight;
  }
}

@media print {
  .ft-platform {
    display: none;
  }

  :root {
    --ft-platform-height: 0px;
  }
}