/* Mint static site. One shared stylesheet. No build step, no JavaScript. */

:root {
  color-scheme: light;
  --bg: #fcfcfc;
  --surface: #ffffff;
  --fg: #181818;
  --muted-fg: #595959;
  --border: #e9e9e9;
  --border-strong: #d4d4d4;
  --code-bg: #f1f1f1;
  --accent: #39e6a3;
  --accent-ink: #07130f;
  --mark-bg: #c9f6e3;
  --mark-fg: #0a3b2a;
  --warn-bg: #fef3e7;
  --warn-fg: #944500;
  --warn-border: #eccfa8;
  --focus: #111111;
  --font-sans: system-ui, -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;
  --font-mono: ui-monospace, "SF Mono", "Cascadia Code", Menlo, Consolas, monospace;
  --content-max: 46rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --bg: #0f0f0f;
    --surface: #171717;
    --fg: #ededed;
    --muted-fg: #a6a6a6;
    --border: #272727;
    --border-strong: #3d3d3d;
    --code-bg: #1f1f1f;
    --mark-bg: #123f30;
    --mark-fg: #7dedc4;
    --warn-bg: #2b1d0e;
    --warn-fg: #f3bc82;
    --warn-border: #5a3f22;
    --focus: #39e6a3;
  }
}

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

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
}

::selection {
  background: var(--mark-bg);
  color: var(--mark-fg);
}

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

.skip-link {
  position: absolute;
  left: 0.75rem;
  top: -4rem;
  z-index: 10;
  padding: 0.5rem 0.75rem;
  background: var(--fg);
  color: var(--bg);
  font-size: 0.875rem;
  text-decoration: none;
}

.skip-link:focus-visible {
  top: 0.75rem;
}

.shell {
  max-width: var(--content-max);
  margin: 0 auto;
  padding-inline: 1.25rem;
}

/* Header */

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

.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  padding-block: 0.875rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--fg);
  font-weight: 650;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
  text-decoration: none;
}

.brand svg {
  display: block;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  font-size: 0.9rem;
}

.site-nav a {
  color: var(--muted-fg);
  text-decoration: none;
}

.site-nav a:hover {
  color: var(--fg);
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.site-nav a[aria-current="page"] {
  color: var(--fg);
  font-weight: 600;
}

/* Main content */

main {
  padding-block: 2.5rem 3.5rem;
}

section {
  margin-block: 3rem;
}

.hero {
  margin-block: 0 3rem;
}

.eyebrow {
  margin: 0 0 0.75rem;
  color: var(--muted-fg);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  line-height: 1.2;
  letter-spacing: -0.015em;
}

h1 {
  margin: 0 0 1rem;
  font-size: clamp(1.9rem, 1.35rem + 2.4vw, 2.6rem);
  font-weight: 650;
  max-width: 22ch;
}

h2 {
  margin: 0 0 0.75rem;
  font-size: 1.35rem;
  font-weight: 650;
}

h3 {
  margin: 1.75rem 0 0.5rem;
  font-size: 1.05rem;
  font-weight: 600;
}

p {
  margin: 0 0 1rem;
}

.lede {
  color: var(--muted-fg);
  font-size: 1.125rem;
  line-height: 1.55;
  max-width: 40rem;
}

.muted {
  color: var(--muted-fg);
}

.small {
  font-size: 0.875rem;
}

ul,
ol {
  padding-left: 1.4rem;
  margin: 0 0 1rem;
}

li {
  margin-bottom: 0.35rem;
}

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

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

/* Code */

code {
  font-family: var(--font-mono);
  font-size: 0.88em;
}

p code,
li code,
td code,
h2 code,
h3 code {
  background: var(--code-bg);
  padding: 0.1em 0.3em;
  border-radius: 4px;
}

pre {
  margin: 0 0 1rem;
  padding: 1rem 1.25rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow-x: auto;
  font-size: 0.875rem;
  line-height: 1.55;
}

pre code {
  background: none;
  padding: 0;
}

mark {
  background: var(--mark-bg);
  color: var(--mark-fg);
  padding: 0.05em 0.25em;
  border-radius: 4px;
}

/* Hero request example */

.hero-code {
  margin-top: 1.75rem;
  padding: 1rem 1.25rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  max-width: 40rem;
}

.hero-code .label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--muted-fg);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.hero-code code {
  display: block;
  font-size: 0.9rem;
  overflow-wrap: anywhere;
}

.hero-code .caption {
  margin: 0.6rem 0 0;
  color: var(--muted-fg);
  font-size: 0.875rem;
}

/* Limitation callout */

.notice {
  padding: 1.25rem 1.5rem;
  background: var(--warn-bg);
  border: 1px solid var(--warn-border);
  border-left: 4px solid var(--warn-fg);
  border-radius: 8px;
}

.notice h2 {
  color: var(--warn-fg);
  font-size: 1.1rem;
}

.notice p:last-child {
  margin-bottom: 0;
}

/* Reference link list */

.refs {
  list-style: none;
  padding-left: 0;
}

.refs li {
  margin-bottom: 0.6rem;
}

.refs .ref-note {
  color: var(--muted-fg);
}

/* Footer */

.site-footer {
  border-top: 1px solid var(--border);
}

.footer-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.25rem 1rem;
  padding-block: 1.25rem;
  color: var(--muted-fg);
  font-size: 0.875rem;
}

.site-footer a {
  color: var(--muted-fg);
}

.site-footer a:hover {
  color: var(--fg);
}