/* Declare layer order - layers listed first have lower priority */
@layer reset, base, layout, components;

:root {
  --sun-morning: oklch(85% 0.12 85); --sun-noon: oklch(95% 0.08 95); --sun-sunset: oklch(65% 0.18 35); --sun-nadir: oklch(15% 0.05 270);

  /* Semantic tokens — plain CSS custom properties */
  --color-bg: oklch(99% 0.005 95);
  --color-text: oklch(20% 0.02 270);
  --color-text-muted: oklch(45% 0.02 270);
  --color-accent: var(--sun-sunset);
  --color-surface: oklch(97% 0.01 95);
  --color-border: oklch(88% 0.02 95);
  --color-code-bg: oklch(16% 0.02 270);

  /* Spacing scale */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 4rem;

  /* Typography */
  --font-sans: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'SF Mono', 'Cascadia Code', 'Fira Code', monospace;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.25rem;
  --font-size-xl: 1.5rem;
  --font-size-2xl: 2rem;
  --font-size-hero: clamp(2.5rem, 5vw, 4rem);

  /* Layout */
  --content-width: 72rem;
  --content-padding: var(--space-lg);
}
/* Reset + base typography — plain CSS, no Lass features needed */

@layer reset {
  *,
  *::before,
  *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
}

@layer base {
html {
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100dvh;
}

h1, h2, h3, h4 {
  line-height: 1.2;
  text-wrap: balance;
}

h1 { font-size: var(--font-size-hero); }
h2 { font-size: var(--font-size-2xl); margin-block-start: var(--space-xl); }
h3 { font-size: var(--font-size-xl); margin-block-start: var(--space-lg); }

p {
  max-width: 65ch;
  margin-block-start: var(--space-md);
}

a {
  color: var(--color-accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.15em;
}

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

code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background: var(--color-surface);
  padding: 0.15em 0.35em;
  border-radius: 4px;
}

pre {
  overflow-x: auto;
  border-radius: 8px;
  margin-block-start: var(--space-md);
}

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

blockquote {
  border-inline-start: 3px solid var(--color-accent);
  padding-inline-start: var(--space-md);
  margin-block-start: var(--space-md);
  color: var(--color-text-muted);
  font-style: italic;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-block-start: var(--space-md);
  font-size: var(--font-size-sm);
}

th, td {
  text-align: start;
  padding: var(--space-sm) var(--space-md);
  border-block-end: 1px solid var(--color-border);
}

th {
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.75rem;
}

ul, ol {
  padding-inline-start: var(--space-lg);
  margin-block-start: var(--space-md);
}

li + li {
  margin-block-start: var(--space-sm);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}
}
/* Page layout — CSS nesting, custom properties, @layer */

@layer layout {
  .page {
    max-width: var(--content-width);
    margin-inline: auto;
    padding-inline: var(--content-padding);
    padding-block: var(--space-xl);

    & > * + * {
      margin-block-start: var(--space-lg);
    }
  }
}

/* Responsive — mobile adjustments */
@media (max-width: 48rem) {
  :root {
    --content-padding: var(--space-md);
  }

  /* Tables scroll horizontally on small screens */
  table {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  h2 {
    font-size: var(--font-size-xl);
  }
}

@layer components {
/* Hero — the h1 and opening blockquote */
.page > h1 {
  text-align: center;
  background: linear-gradient(135deg, var(--sun-sunset), var(--sun-morning));
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  padding-block: var(--space-xl);
}

.page > h1 + blockquote {
  text-align: center;
  border: none;
  font-size: var(--font-size-xl);
  font-style: normal;
  color: var(--color-text-muted);
  padding: 0;
  max-width: 40ch;
  margin-inline: auto;
}

/* Code blocks — Shiki-rendered */
pre.shiki {
  background: var(--color-code-bg);
  padding: var(--space-md) var(--space-lg);
  font-size: var(--font-size-sm);
  line-height: 1.7;
  border: 1px solid oklch(25% 0.02 270);
  outline-offset: 2px;
  outline: 1px solid oklch(25% 0.02 270);
}

/* Install section */
.page > h2:last-of-type ~ pre {
  max-width: 36rem;
}

/* Install command — copy button target */
.install-command {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
}

.copy-btn {
  appearance: none;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  border-radius: 4px;
  padding: var(--space-xs) var(--space-sm);
  cursor: pointer;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  transition: background-color 0.15s, color 0.15s;
}

.copy-btn:hover {
  background: var(--color-border);
  color: var(--color-text);
}

/* Spacing scale utilities — generated from data */
.mt-1 { margin-block-start: calc(var(--space-xs) * 1); } .mt-2 { margin-block-start: calc(var(--space-xs) * 2); } .mt-4 { margin-block-start: calc(var(--space-xs) * 4); } .mt-8 { margin-block-start: calc(var(--space-xs) * 8); }

/* Links section */
.page > h2:last-of-type ~ ul {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  justify-content: center;
  margin-block-start: var(--space-lg);
}

/* Footer-style link list */
.page > h2:last-of-type ~ ul li {
  margin: 0;
}
}