:root {
  color-scheme: light dark;
  --bg: #f7f6f2;
  --surface: #ffffff;
  --text: #1a1a1f;
  --muted: #52525e;
  --border: #cfcdc4;
  --accent: #3730a3;
  --accent-strong: #272078;
  --on-accent: #ffffff;
  --serif: ui-serif, Georgia, Cambria, "Times New Roman", Times, serif;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121216;
    --surface: #1b1b22;
    --text: #ececf2;
    --muted: #aaaabb;
    --border: #3a3a46;
    --accent: #a5b4fc;
    --accent-strong: #c7d2fe;
    --on-accent: #121216;
  }
}

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

html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.65;
  overflow-wrap: break-word;
}

main { display: block; flex: 1 0 auto; }
main:focus { outline: none; }

.wrap { width: min(100% - 32px, 1080px); margin-inline: auto; }

a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}
a:hover { color: var(--accent-strong); text-decoration-thickness: 2px; }
a[aria-current="page"] { font-weight: 700; text-decoration-thickness: 3px; }

:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 3px; }

.skip-link {
  position: absolute;
  left: 16px;
  top: -80px;
  z-index: 10;
  padding: 0.6rem 1rem;
  background: var(--accent);
  color: var(--on-accent);
  font-weight: 700;
  border-radius: 6px;
}
.skip-link:focus { top: 12px; }

h1, h2, h3 { font-family: var(--serif); line-height: 1.2; overflow-wrap: anywhere; }
h1 { margin: 0 0 0.45em; font-size: clamp(2.25rem, 7vw, 3.75rem); letter-spacing: -0.01em; }
h2 { margin: 0 0 0.6em; font-size: clamp(1.5rem, 3.4vw, 1.9rem); }
h3 { margin: 0; font-size: 1.25rem; }

.site-header { border-bottom: 1px solid var(--border); }
.header-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 6px 24px; padding-block: 14px; }
.brand { display: inline-flex; align-items: center; gap: 8px; color: var(--text); font-family: var(--serif); font-size: 1.3rem; font-weight: 700; text-decoration: none; }
.brand:hover { color: var(--text); }
.brand-mark { width: 26px; height: 26px; flex: none; color: var(--accent); }
.site-nav ul { display: flex; flex-wrap: wrap; gap: 2px 20px; margin: 0; padding: 0; list-style: none; }

.hero { padding-block: clamp(40px, 9vw, 96px) clamp(24px, 5vw, 56px); }
.lede { max-width: 36rem; margin: 0; font-size: clamp(1.125rem, 2.6vw, 1.4rem); line-height: 1.5; }

.section { padding-block: clamp(24px, 5vw, 48px); }
.empty { margin: 0; padding: 20px; border: 1px dashed var(--border); border-radius: 10px; color: var(--muted); }

.cards { display: grid; grid-template-columns: minmax(0, 1fr); gap: 16px; margin: 0; padding: 0; list-style: none; }
@media (min-width: 640px) { .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 960px) { .cards { grid-template-columns: repeat(3, minmax(0, 1fr)); } }

.card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 18px 18px 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-top: 3px solid var(--accent);
  border-radius: 10px;
}
.card:hover { border-color: var(--accent); }
.card p { margin: 0; }
.card-meta, .card-langs { color: var(--muted); font-size: 0.9rem; line-height: 1.5; }
.card-link::after { content: ""; position: absolute; inset: 0; border-radius: inherit; }
.card-link:focus-visible { outline: none; }
.card-link:focus-visible::after { outline: 3px solid var(--accent); outline-offset: 3px; }

.methods { margin: 0 0 1em; padding-left: 1.25em; max-width: 42rem; }
.methods li + li { margin-top: 0.5em; }

.prose { max-width: 42rem; padding-block: clamp(32px, 6vw, 64px) 0; }
.prose h2 { margin-top: 2em; }
.prose p, .prose ul { margin: 0 0 1em; }
.prose ul { padding-left: 1.25em; }
.prose li + li { margin-top: 0.5em; }

.site-footer { margin-top: clamp(48px, 8vw, 96px); padding-block: 28px 40px; border-top: 1px solid var(--border); color: var(--muted); font-size: 0.95rem; }
.site-footer p { margin: 0 0 12px; max-width: 42rem; }
.footer-nav ul { display: flex; flex-wrap: wrap; margin: 0 0 12px; padding: 0; list-style: none; }
.footer-nav li + li::before { content: "\00B7"; margin-inline: 0.6em; color: var(--muted); }

@media (forced-colors: active) {
  .card { border: 1px solid CanvasText; }
  .card-link:focus-visible::after { outline-color: Highlight; }
}