:root {
  color-scheme: light dark;
  --ink: #111111;
  --surface: #f6f6f2;
  --muted: #5c5c56;
  --signature: #3e8c56;
  --line: color-mix(in srgb, var(--ink) 12%, transparent);
  --focus: #3e8c56;
  --measure: 40rem;
  --page: 72rem;
  --space: 1.25rem;
  --radius: 16px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #f6f6f2;
    --surface: #1c1c1c;
    --muted: #b8b8b0;
    --signature: #52a66c;
    --line: color-mix(in srgb, var(--ink) 14%, transparent);
    --focus: #52a66c;
  }
}

* { box-sizing: border-box; }

html {
  background: var(--surface);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background: var(--surface);
  font: 17px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--signature);
  text-underline-offset: 0.18em;
}

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

:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
}

.skip {
  position: absolute;
  inset-inline-start: 1rem;
  top: 0.75rem;
  padding: 0.5rem 0.75rem;
  background: var(--ink);
  color: var(--surface);
  border-radius: 10px;
  transform: translateY(-160%);
}

.skip:focus {
  transform: none;
  color: var(--surface);
}

.wrap {
  width: min(var(--page), calc(100% - 2 * var(--space)));
  margin-inline: auto;
}

.site-header,
.site-footer {
  border-color: var(--line);
}

.site-header {
  border-block-end: 1px solid var(--line);
}

.site-header .wrap,
.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1.25rem;
  padding-block: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: inherit;
  text-decoration: none;
  min-height: 44px;
}

.brand-mark {
  width: 28px;
  height: 20px;
  color: var(--signature);
}

.brand-name {
  font-weight: 750;
  letter-spacing: 0.14em;
  font-size: 0.95rem;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.15rem 0.15rem;
  margin-inline-start: auto;
}

nav a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding-inline: 0.7rem;
  color: var(--ink);
  text-decoration: none;
  border-radius: 12px;
}

nav a[aria-current="page"] {
  background: color-mix(in srgb, var(--signature) 14%, transparent);
}

nav a:hover { background: color-mix(in srgb, var(--ink) 6%, transparent); }

.lang {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding-inline: 0.7rem;
  color: var(--muted);
  text-decoration: none;
  border: 1px solid var(--line);
  border-radius: 999px;
}

main {
  width: min(var(--measure), calc(100% - 2 * var(--space)));
  margin-inline: auto;
  padding: 2.75rem 0 4.5rem;
}

h1 {
  font-size: clamp(1.85rem, 4vw, 2.4rem);
  line-height: 1.15;
  text-wrap: balance;
  letter-spacing: -0.03em;
  margin: 0 0 0.75rem;
}

h2 {
  font-size: 1.15rem;
  line-height: 1.3;
  text-wrap: balance;
  margin: 2.15rem 0 0.65rem;
}

p, li { color: color-mix(in srgb, var(--ink) 92%, var(--surface)); }

p { text-wrap: pretty; margin: 0 0 1rem; }

.lede {
  font-size: 1.05rem;
  color: var(--muted);
}

.meta { color: var(--muted); font-size: 0.95rem; }

ul, ol { padding-inline-start: 1.2rem; margin: 0 0 1rem; }
li + li { margin-top: 0.35rem; }

.hero {
  width: min(var(--page), calc(100% - 2 * var(--space)));
  margin-inline: auto;
  padding: 3.25rem 0 4rem;
}

.hero h1 { max-width: 16ch; }
.hero .lede { max-width: 38rem; font-size: 1.15rem; }

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
  gap: 0.85rem;
  margin: 2rem 0 0;
}

.card {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  min-height: 8.5rem;
  padding: 1.15rem 1.2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: inherit;
  text-decoration: none;
  background: color-mix(in srgb, var(--ink) 3%, var(--surface));
}

.card:hover { border-color: color-mix(in srgb, var(--signature) 45%, var(--line)); }

.card strong { font-size: 1.05rem; }
.card span { color: var(--muted); font-size: 0.95rem; }

.cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0.7rem 1.15rem;
  margin-top: 0.35rem;
  border-radius: 14px;
  background: var(--ink);
  color: var(--surface);
  text-decoration: none;
  font-weight: 600;
}

.cta:hover { opacity: 0.92; }

.site-footer {
  border-block-start: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.95rem;
}

.site-footer a { color: inherit; }

@media (max-width: 720px) {
  nav { margin-inline-start: 0; width: 100%; }
  .site-header .wrap { padding-block: 0.75rem; }
}