:root {
  color-scheme: light dark;
  --navy: #0b1020;
  --navy-soft: #151b2f;
  --champagne: #e4c7aa;
  --paper: #fbf8f4;
  --ink: #191b22;
  --muted: #5e6472;
  --line: #d9d2ca;
  --warning: #8b4a24;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--paper);
  color: var(--ink);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.58;
}

body {
  margin: 0;
}

a {
  color: #6b3f23;
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

a:focus-visible {
  border-radius: 0.25rem;
  outline: 3px solid var(--champagne);
  outline-offset: 3px;
}

.skip-link {
  background: var(--paper);
  left: 1rem;
  padding: 0.65rem 0.9rem;
  position: fixed;
  top: -5rem;
  z-index: 3;
}

.skip-link:focus {
  top: 1rem;
}

header {
  background: var(--navy);
  color: #fffaf4;
  padding: 2rem max(1.25rem, calc((100vw - 72rem) / 2));
}

.brand {
  color: var(--champagne);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2rem, 6vw, 3.35rem);
  letter-spacing: 0.04em;
  margin: 0;
}

.tagline {
  margin: 0.2rem 0 1.4rem;
}

nav ul,
.language-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1.1rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

nav a {
  color: #fffaf4;
}

main {
  margin: 0 auto;
  max-width: 72rem;
  padding: 2.5rem 1.25rem 4rem;
}

.hero,
.notice,
section {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 1rem;
  padding: clamp(1.25rem, 4vw, 2.25rem);
}

.hero,
.notice {
  margin-bottom: 1.25rem;
}

.notice {
  border-left: 0.35rem solid var(--warning);
}

.language-nav {
  margin: 1rem 0;
}

.language-columns {
  display: grid;
  gap: 1.25rem;
}

h1,
h2,
h3 {
  font-family: Georgia, "Times New Roman", serif;
  line-height: 1.2;
}

h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  margin: 0 0 0.75rem;
}

h2 {
  margin-top: 0;
}

h3 {
  margin-top: 1.7rem;
}

li + li {
  margin-top: 0.45rem;
}

.meta {
  color: var(--muted);
  font-size: 0.92rem;
}

footer {
  background: var(--navy-soft);
  color: #fffaf4;
  padding: 1.5rem max(1.25rem, calc((100vw - 72rem) / 2));
}

footer a {
  color: var(--champagne);
}

@media (min-width: 54rem) {
  .language-columns {
    grid-template-columns: 1fr 1fr;
  }
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #0b1020;
    --ink: #fffaf4;
    --muted: #c1c4ce;
    --line: #373d50;
  }

  a {
    color: var(--champagne);
  }

  .hero,
  .notice,
  section,
  .skip-link {
    background: var(--navy-soft);
  }
}