:root {
  color-scheme: light;
  --ink: #111820;
  --muted: #5d6673;
  --surface: #f8f9fb;
  --paper: #ffffff;
  --line: #e1e5eb;
  --accent: #155ef7;
  --accent-dark: #0a3fb8;
  --dark: #07101f;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", sans-serif;
  font-synthesis: none;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

* { box-sizing: border-box; }

html { background: var(--surface); }

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-size: 1rem;
  line-height: 1.6;
}

::selection { color: #fff; background: var(--accent); }

a {
  color: var(--accent-dark);
  text-decoration-thickness: from-font;
  text-underline-position: from-font;
  text-underline-offset: 0.14em;
}

a:hover { color: var(--accent); }

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

.skip-link {
  position: fixed;
  inset-block-start: 12px;
  inset-inline-start: 12px;
  z-index: 10;
  padding: 10px 14px;
  color: #fff;
  background: var(--dark);
  border-radius: 8px;
  transform: translateY(-160%);
}

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

.site-header,
footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: min(100% - 40px, 1040px);
  margin-inline: auto;
}

.site-header {
  min-height: 78px;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  min-width: 116px;
}

.brand img {
  display: block;
  width: 116px;
  height: auto;
}

nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 22px;
  font-size: 0.875rem;
  font-weight: 550;
}

nav a { color: var(--ink); text-decoration: none; }

.github-link {
  padding: 8px 13px;
  color: #fff;
  background: var(--dark);
  border-radius: 8px;
}

.github-link:hover { color: #fff; background: #172438; }

.content {
  width: min(100% - 40px, 720px);
  min-height: calc(100vh - 200px);
  margin-inline: auto;
  padding-block: clamp(48px, 8vw, 96px);
}

.hero {
  padding-block: 8px 64px;
}

.hero h1 {
  max-width: 12ch;
  margin-block-end: 34px;
}

.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px 22px;
}

.download-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 18px;
  color: #fff;
  font-weight: 650;
  text-decoration: none;
  background: var(--accent);
  border-radius: 9px;
}

.download-button:hover { color: #fff; background: #0e4ed8; }

.source-link { font-weight: 600; }

.release-note,
.open-source-note {
  margin-block: 14px 0;
  color: var(--muted);
  font-size: 0.875rem;
}

.open-source-note { margin-block-start: 38px; color: var(--ink); }

.feature-list {
  border-top: 1px solid var(--line);
}

.feature-list article {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: 24px;
  padding-block: 24px;
  border-bottom: 1px solid var(--line);
}

.feature-list h2,
.feature-list p { margin: 0; }

.feature-list h2 {
  font-size: 1rem;
  letter-spacing: 0;
}

.feature-list p { color: var(--muted); }

h1, h2, h3 {
  color: var(--dark);
  line-height: 1.12;
  text-wrap: balance;
}

h1 {
  margin: 0 0 28px;
  font-size: clamp(2.25rem, 7vw, 4.75rem);
  letter-spacing: -0.045em;
}

h2 {
  margin-block: 48px 16px;
  font-size: clamp(1.45rem, 3vw, 2rem);
  letter-spacing: -0.025em;
}

h3 { margin-block: 32px 10px; font-size: 1.1rem; }

p, li { max-width: 68ch; }

p { text-wrap: pretty; }

ul, ol { padding-inline-start: 1.35rem; }

li + li { margin-block-start: 0.45rem; }

code {
  padding: 0.12em 0.34em;
  font-family: ui-monospace, "SFMono-Regular", Menlo, monospace;
  font-size: 0.9em;
  overflow-wrap: break-word;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 5px;
}

pre {
  overflow-x: auto;
  padding: 18px;
  background: var(--dark);
  border-radius: 12px;
}

pre code { padding: 0; color: #f8faff; background: none; border: 0; }

blockquote {
  margin-inline: 0;
  padding-inline-start: 18px;
  color: var(--muted);
  border-inline-start: 3px solid var(--accent);
}

footer {
  padding-block: 28px;
  color: var(--muted);
  font-size: 0.8125rem;
  border-top: 1px solid var(--line);
}

footer a { color: inherit; }

@media (max-width: 680px) {
  .site-header { align-items: flex-start; padding-block: 18px; }
  nav { flex-wrap: wrap; gap: 10px 16px; }
  nav a { min-height: 24px; }
  .github-link { padding: 4px 8px; }
  footer { align-items: flex-start; flex-direction: column; gap: 8px; }
}

@media (max-width: 470px) {
  .site-header { flex-direction: column; }
  nav { justify-content: flex-start; }
  .content { width: min(100% - 32px, 720px); padding-block: 44px 64px; }
  .hero { padding-block-end: 48px; }
  .feature-list article { grid-template-columns: 1fr; gap: 7px; }
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --ink: #f3f6fb;
    --muted: #aeb8c7;
    --surface: #07101f;
    --paper: #0d1727;
    --line: #263247;
    --accent: #4c80ff;
    --accent-dark: #7da1ff;
    --dark: #f8faff;
  }

  .github-link { color: #07101f; background: #f8faff; }
  .github-link:hover { color: #07101f; background: #dfe8f8; }
  .brand img { filter: invert(1) hue-rotate(180deg); }
  pre { background: #050b14; }
}

@media (forced-colors: active) {
  .github-link { border: 1px solid ButtonText; }
}