:root {
  color-scheme: dark light;
  --pf-bg-base: oklch(0.18 0.012 250);
  --pf-bg-surface: oklch(0.215 0.012 250);
  --pf-bg-elevated: oklch(0.245 0.012 250);
  --pf-border-subtle: oklch(0.30 0.012 250);
  --pf-border-default: oklch(0.36 0.012 250);
  --pf-text-primary: oklch(0.95 0.005 250);
  --pf-text-secondary: oklch(0.78 0.01 250);
  --pf-text-muted: oklch(0.64 0.01 250);
  --pf-accent: oklch(0.72 0.16 250);
  --pf-forge: oklch(0.78 0.15 58);
  --pf-focus: oklch(0.78 0.16 195);
  --pf-sans: "DM Sans", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --pf-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Consolas, monospace;
  --pf-r-sm: 4px;
  --pf-r-md: 7px;
  --pf-r-lg: 12px;
}

@media (prefers-color-scheme: light) {
  :root {
    --pf-bg-base: oklch(0.98 0.004 250);
    --pf-bg-surface: oklch(0.95 0.008 250);
    --pf-bg-elevated: oklch(0.91 0.012 250);
    --pf-border-subtle: oklch(0.84 0.015 250);
    --pf-border-default: oklch(0.72 0.025 250);
    --pf-text-primary: oklch(0.23 0.018 250);
    --pf-text-secondary: oklch(0.38 0.02 250);
    --pf-text-muted: oklch(0.46 0.018 250);
    --pf-accent: oklch(0.48 0.2 250);
    --pf-forge: oklch(0.52 0.16 58);
    --pf-focus: oklch(0.42 0.18 195);
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--pf-bg-base);
  color: var(--pf-text-primary);
  font-family: var(--pf-sans);
  font-size: 16px;
  line-height: 1.65;
}
a { color: var(--pf-accent); text-underline-offset: 0.18em; }
a:focus-visible {
  outline: 3px solid var(--pf-focus);
  outline-offset: 3px;
  border-radius: var(--pf-r-sm);
}
.docs-skip-link {
  position: fixed;
  left: 1rem;
  top: 0;
  z-index: 100;
  padding: 0.7rem 1rem;
  background: var(--pf-text-primary);
  color: var(--pf-bg-base);
  transform: translateY(-130%);
}
.docs-skip-link:focus { transform: translateY(0.5rem); }
.docs-header {
  border-bottom: 1px solid var(--pf-border-subtle);
  background: var(--pf-bg-surface);
}
.docs-brand {
  display: block;
  max-width: 78rem;
  margin: 0 auto;
  padding: 1rem 2rem;
  color: var(--pf-text-primary);
  font-size: 1.05rem;
  font-weight: 750;
  text-decoration: none;
}
.docs-brand span { color: var(--pf-forge); font-family: var(--pf-mono); font-size: 0.78em; }
.docs-layout {
  display: grid;
  grid-template-columns: minmax(13rem, 18rem) minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 5rem);
  max-width: 78rem;
  margin: 0 auto;
  padding: 2.5rem 2rem 5rem;
}
.docs-navigation {
  align-self: start;
  position: sticky;
  top: 1.5rem;
  padding: 1rem;
  border: 1px solid var(--pf-border-subtle);
  border-radius: var(--pf-r-lg);
  background: var(--pf-bg-surface);
}
.docs-navigation ul { list-style: none; margin: 0; padding: 0; }
.docs-navigation ul ul { margin: 0.35rem 0 0.7rem 0.7rem; padding-left: 0.7rem; border-left: 1px solid var(--pf-border-default); }
.docs-navigation a { display: block; min-height: 44px; padding: 0.55rem 0.7rem; color: var(--pf-text-secondary); text-decoration: none; overflow-wrap: anywhere; }
.docs-navigation a:hover { color: var(--pf-text-primary); background: var(--pf-bg-elevated); }
.docs-navigation a[aria-current="page"] { color: var(--pf-text-primary); border-left: 4px solid var(--pf-forge); background: var(--pf-bg-elevated); font-weight: 700; }
.docs-navigation__section { display: block; margin-top: 0.7rem; padding: 0 0.7rem; color: var(--pf-text-muted); font-family: var(--pf-mono); font-size: 0.75rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; }
#docs-content { min-width: 0; }
.docs-article { max-width: 72ch; }
.docs-article h1, .docs-article h2, .docs-article h3, .docs-article h4, .docs-article h5, .docs-article h6 { scroll-margin-top: 1.5rem; line-height: 1.2; }
.docs-article h1 { margin-top: 0; font-size: clamp(2.2rem, 6vw, 3.7rem); }
.docs-article h2 { margin-top: 2.5rem; }
.docs-heading-link { margin-left: 0.35em; color: var(--pf-text-muted); font-family: var(--pf-mono); font-size: 0.7em; text-decoration: none; }
.docs-heading-link:hover, .docs-heading-link:focus { color: var(--pf-accent); }
.docs-article pre { max-width: 100%; overflow-x: auto; padding: 1rem; border-radius: var(--pf-r-md); background: var(--pf-bg-surface); }
.docs-article code, .docs-article kbd { font-family: var(--pf-mono); overflow-wrap: anywhere; }
.docs-article img { max-width: 100%; height: auto; }
.docs-article table { display: block; max-width: 100%; overflow-x: auto; border-collapse: collapse; }
.docs-callout { margin: 1.5rem 0; padding: 1rem 1.25rem; border-left: 4px solid var(--pf-accent); border-radius: var(--pf-r-md); background: var(--pf-bg-surface); }
.docs-footer { padding: 2rem; border-top: 1px solid var(--pf-border-subtle); text-align: center; }

@media (max-width: 760px) {
  .docs-brand { padding-inline: 1.1rem; }
  .docs-layout { grid-template-columns: minmax(0, 1fr); gap: 2rem; padding: 1.25rem 1.1rem 3rem; }
  .docs-navigation { position: static; }
  .docs-navigation > ul { display: grid; grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr)); gap: 0.25rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}

@media (forced-colors: active) {
  .docs-navigation a[aria-current="page"] { border: 2px solid LinkText; }
}