:root {
  color-scheme: dark;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #080c1a;
  color: #edf5ff;
  line-height: 1.65;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: radial-gradient(ellipse at top right, #122642, #080c1a 42rem);
}

main {
  max-width: 820px;
  margin: 0 auto;
  padding: 36px 24px 64px;
  overflow-wrap: anywhere;
}

header {
  border-bottom: 1px solid #29364d;
  padding-bottom: 24px;
  margin-bottom: 32px;
}

.brand {
  color: #48eaff;
  font-size: 0.86rem;
  font-weight: 750;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1 {
  font-size: clamp(2rem, 6vw, 3.1rem);
  line-height: 1.12;
  letter-spacing: -0.04em;
  margin: 24px 0 18px;
}

h2 {
  color: #48eaff;
  font-size: 1.3rem;
  line-height: 1.4;
  margin-top: 32px;
}

a {
  color: #7cf1ff;
  text-underline-offset: 4px;
}

a:hover { text-decoration-thickness: 2px; }

a:focus-visible {
  outline: 3px solid #ffc65c;
  outline-offset: 5px;
  border-radius: 2px;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
}

nav a,
.contact-link {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
}

.contact-link { max-width: 100%; }
.owner { color: #ffc65c; }
.updated { color: #a8bad2; font-size: 0.92rem; }

.language-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin: 18px 0;
}

.card {
  background: #101a2c;
  border: 1px solid #29364d;
  padding: 22px;
  border-radius: 16px;
  margin: 18px 0;
}

.card h2 { margin-top: 0; }
.card p:last-child { margin-bottom: 0; }
.language-grid .card { margin: 0; }
li { margin: 8px 0; }

.skip-link {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 1;
  max-width: calc(100% - 24px);
  padding: 12px 16px;
  border-radius: 8px;
  background: #101a2c;
  transform: translateY(-200%);
}

.skip-link:focus { transform: translateY(0); }

footer {
  color: #a8bad2;
  border-top: 1px solid #29364d;
  margin-top: 36px;
  padding-top: 24px;
  font-size: 0.92rem;
}

@media (max-width: 600px) {
  main { padding: 24px 20px 48px; }
  .language-grid { grid-template-columns: 1fr; }
  .card { padding: 20px; }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto; }
}