/*
 * AgentsKit shell v1 — shared tokens, typography, and styles for the product
 * wordmark, footer fallback, and aurora layer. Pair with /shell/v1.js.
 * Tokens are declared with zero specificity so a site's own brand tokens win.
 */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Space+Grotesk:wght@500;600;700&display=swap');

:where(:root) {
  --ak-font-body: Inter, ui-sans-serif, system-ui, sans-serif;
  --ak-font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --ak-font-display: 'Space Grotesk', Inter, ui-sans-serif, system-ui, sans-serif;
  --ak-bg: #ffffff;
  --ak-surface: #f6f8fa;
  --ak-border: #d0d7de;
  --ak-fg: #0d1117;
  --ak-muted: #57606a;
  --ak-blue: #0969da;
  --ak-green: #1a7f37;
  --ak-red: #cf222e;
  --ak-accent: #1a7f37;
}

:where(.dark, [data-theme='dark']) {
  --ak-bg: #0d1117;
  --ak-surface: #161b22;
  --ak-border: #30363d;
  --ak-fg: #e6edf3;
  --ak-muted: #8b949e;
  --ak-blue: #58a6ff;
  --ak-green: #2ea043;
  --ak-red: #f85149;
  --ak-accent: #2ea043;
}

/* Pages without an explicit theme class follow the operating system preference. */
@media (prefers-color-scheme: dark) {
  :where(:root:not(.light):not([data-theme='light'])) {
    --ak-bg: #0d1117;
    --ak-surface: #161b22;
    --ak-border: #30363d;
    --ak-fg: #e6edf3;
    --ak-muted: #8b949e;
    --ak-blue: #58a6ff;
    --ak-green: #2ea043;
    --ak-red: #f85149;
    --ak-accent: #2ea043;
  }
}

/* Baseline page surface for consumers without their own reset (zero specificity). */
:where(body) {
  margin: 0;
  background: var(--ak-bg);
  color: var(--ak-fg);
  font-family: var(--ak-font-body);
}

/* Headings use Space Grotesk on every AgentsKit site. */
:where(h1, h2, h3, h4) {
  font-family: var(--ak-font-display);
  letter-spacing: -0.02em;
}

/* Fumadocs product header wordmark: "AgentsKit <Product>". */
.ak-product-wordmark {
  display: inline-flex;
  align-items: baseline;
  gap: 0.35em;
  color: var(--ak-fg);
  font-family: var(--ak-font-display);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1;
  white-space: nowrap;
}

.ak-product-wordmark__brand {
  color: var(--ak-fg);
}

.ak-product-wordmark__product {
  color: var(--ak-muted);
  font-weight: 500;
}

/* Footer: light-DOM fallback (no JS) and product-owned local columns. */
agentskit-footer {
  position: relative;
  z-index: 1;
  display: block;
}

agentskit-footer:not(:defined) {
  border-top: 1px solid var(--ak-border);
  padding: 48px 16px 32px;
  color: var(--ak-muted);
  font-family: var(--ak-font-body);
  font-size: 14px;
}

agentskit-footer:not(:defined) > * {
  max-width: 72rem;
  margin-inline: auto;
}

agentskit-footer .ak-footer-local {
  display: contents;
}

agentskit-footer:not(:defined) .ak-footer-local {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(9rem, 1fr));
  gap: 32px;
  margin-bottom: 32px;
}

agentskit-footer .ak-footer-col {
  min-width: 0;
}

agentskit-footer .ak-footer-col__title {
  margin: 0 0 12px;
  color: var(--ak-muted);
  font-family: var(--ak-font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

agentskit-footer .ak-footer-col ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

agentskit-footer .ak-footer-col li + li {
  margin-top: 10px;
}

agentskit-footer .ak-footer-col a {
  color: var(--ak-muted);
  font-family: var(--ak-font-body);
  font-size: 14px;
  line-height: 1.5;
  text-decoration: none;
  transition: color 160ms ease;
}

agentskit-footer .ak-footer-col a:hover {
  color: var(--ak-accent);
}

agentskit-footer .ak-footer-col a:focus-visible {
  outline: 2px solid var(--ak-accent);
  outline-offset: 3px;
  border-radius: 4px;
}

agentskit-footer .ak-footer-fallback {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
}

agentskit-footer .ak-footer-fallback a {
  color: var(--ak-fg);
  text-decoration: underline;
  text-decoration-color: var(--ak-border);
  text-underline-offset: 4px;
}

/* Aurora: fixed, behind content, never intercepts input or shifts layout. */
agentskit-aurora {
  position: fixed;
  inset: 0;
  z-index: -1;
  display: block;
  overflow: hidden;
  pointer-events: none;
}

agentskit-aurora:not(:defined) {
  background:
    radial-gradient(ellipse 42% 34% at 24% 42%, color-mix(in srgb, var(--ak-accent) 18%, transparent), transparent 100%),
    radial-gradient(ellipse 36% 28% at 68% 60%, color-mix(in srgb, var(--ak-blue) 14%, transparent), transparent 100%),
    var(--ak-bg);
}

@media (prefers-reduced-motion: reduce) {
  agentskit-footer .ak-footer-col a {
    transition: none;
  }
}