/* Gemeinsames Design für index.html, generator.html und impressum.html */
:root {
  color-scheme: dark;
  font-family: system-ui, Arial, Helvetica, sans-serif;
  color: #f3f5f9;
  background: #10131a;
  --muted: #abb8ca;
  --accent: #9bcaff;
  --border: #2c3749;
  --header-height: 64px;
}
*,
*::before,
*::after {
  box-sizing: border-box;
}
body {
  margin: 0;
}
.site-header a,
.site-footer a,
.skip-link {
  color: inherit;
  text-decoration: none;
}
.site-header a:focus-visible,
.site-header button:focus-visible,
.site-header summary:focus-visible,
.site-footer a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}
.container {
  width: min(1160px, calc(100% - 48px));
  margin-inline: auto;
}
.skip-link {
  position: absolute;
  top: -80px;
  left: 16px;
  z-index: 1000001;
  padding: 12px 20px;
  background: #f3f5f9;
  color: #10131a;
}
.skip-link:focus {
  top: 12px;
}

.site-header {
  position: relative;
  z-index: 10001;
  height: var(--header-height);
  border-bottom: 1px solid var(--border);
  background: #10131a;
}
.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  font-weight: 850;
  font-size: 20px;
  letter-spacing: 0.08em;
}
.brand-mark {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border: 1px solid #70b5ff;
  border-radius: 10px;
  color: var(--accent);
  background: #1b2c42;
  font-size: 18px;
  letter-spacing: 0;
}
.desktop-nav {
  display: flex;
  align-items: center;
  gap: 30px;
  font-size: 14px;
}
.desktop-nav a,
.desktop-nav button {
  white-space: nowrap;
  appearance: none;
  border: 0;
  background: none;
  margin: 0;
  padding: 12px 0;
  font: inherit;
  color: var(--muted);
  cursor: pointer;
}
.desktop-nav a:hover,
.desktop-nav button:hover,
.desktop-nav a[aria-current] {
  color: #fff;
}
.desktop-nav .nav-generator {
  color: var(--accent);
}
.mobile-menu {
  display: none;
  position: relative;
}
.mobile-menu summary {
  cursor: pointer;
  padding: 8px 16px;
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 14px;
}
.mobile-menu nav {
  position: absolute;
  right: 0;
  top: calc(100% + 12px);
  z-index: 5;
  width: 240px;
  display: grid;
  padding: 8px;
  background: #192332;
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: 0 20px 50px #0008;
}
.mobile-menu nav a,
.mobile-menu nav button {
  appearance: none;
  border: 0;
  background: none;
  margin: 0;
  font: inherit;
  color: inherit;
  text-align: left;
  cursor: pointer;
  padding: 14px;
  border-radius: 8px;
}
.mobile-menu nav a:hover,
.mobile-menu nav button:hover {
  background: #233c58;
}

.site-footer {
  border-top: 1px solid var(--border);
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding-block: 28px;
  color: var(--muted);
  font-size: 12px;
}
.footer-inner p {
  margin: 0;
}
.footer-inner nav {
  display: flex;
  gap: 24px;
}
.footer-inner a:hover {
  color: #fff;
}

@media (max-width: 900px) {
  .container {
    width: calc(100% - 36px);
  }
  .desktop-nav {
    display: none;
  }
  .mobile-menu {
    display: block;
  }
}
@media (max-width: 680px) {
  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }
}