/* Vexal Documentation — MDN-style static docs (docs.vexalai.com) */

:root {
  --vxl-brand: #0d8ec4;
  --vxl-brand-dark: #0b6f96;
  --vxl-text: #1a1a1a;
  --vxl-text-muted: #5f6368;
  --vxl-bg: #ffffff;
  --vxl-bg-subtle: #f6f8fa;
  --vxl-border: #d0d7de;
  --vxl-sidebar-width: 16.5rem;
  --vxl-toc-width: 14rem;
  --vxl-header-height: 3.25rem;
  --vxl-font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --vxl-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  --vxl-radius: 0.375rem;
  --vxl-shadow: 0 1px 2px rgba(0, 0, 0, 0.06);
}

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

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

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

.skip-link {
  position: absolute;
  top: -3rem;
  left: 0.75rem;
  padding: 0.5rem 0.75rem;
  background: var(--vxl-brand);
  color: #fff;
  text-decoration: none;
  border-radius: var(--vxl-radius);
  z-index: 1000;
}

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

/* Header */
.vxl-docs-header {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 1rem;
  height: var(--vxl-header-height);
  padding: 0 1rem;
  background: var(--vxl-bg);
  border-bottom: 1px solid var(--vxl-border);
}

.vxl-docs-header__brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  color: var(--vxl-text);
  font-weight: 600;
  white-space: nowrap;
}

.vxl-docs-header__brand span {
  color: var(--vxl-brand);
}

.vxl-docs-header__parent {
  font-size: 0.8125rem;
  color: var(--vxl-text-muted);
  font-weight: 400;
}

.vxl-docs-search {
  flex: 1;
  max-width: 28rem;
  margin: 0 auto;
}

.vxl-docs-search label {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
}

.vxl-docs-search input {
  width: 100%;
  padding: 0.45rem 0.75rem;
  border: 1px solid var(--vxl-border);
  border-radius: var(--vxl-radius);
  font: inherit;
  background: var(--vxl-bg-subtle);
}

.vxl-docs-search input:focus {
  outline: 2px solid var(--vxl-brand);
  outline-offset: 1px;
  background: var(--vxl-bg);
}

.vxl-docs-menu-toggle {
  display: none;
  padding: 0.35rem 0.65rem;
  border: 1px solid var(--vxl-border);
  border-radius: var(--vxl-radius);
  background: var(--vxl-bg);
  cursor: pointer;
  font: inherit;
}

/* Layout */
.vxl-docs-shell {
  display: grid;
  grid-template-columns: var(--vxl-sidebar-width) minmax(0, 1fr);
  min-height: calc(100vh - var(--vxl-header-height));
}

.vxl-docs-sidebar {
  position: sticky;
  top: var(--vxl-header-height);
  align-self: start;
  max-height: calc(100vh - var(--vxl-header-height));
  overflow-y: auto;
  padding: 1rem 0.75rem 2rem;
  border-right: 1px solid var(--vxl-border);
  background: var(--vxl-bg-subtle);
}

.vxl-docs-sidebar nav {
  font-size: 0.875rem;
}

.vxl-docs-sidebar section + section {
  margin-top: 1.25rem;
}

.vxl-docs-sidebar h2 {
  margin: 0 0 0.35rem;
  padding: 0 0.5rem;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--vxl-text-muted);
}

.vxl-docs-sidebar ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.vxl-docs-sidebar a {
  display: block;
  padding: 0.3rem 0.5rem;
  border-radius: var(--vxl-radius);
  color: var(--vxl-text);
  text-decoration: none;
}

.vxl-docs-sidebar a:hover,
.vxl-docs-sidebar a:focus {
  background: rgba(13, 142, 196, 0.08);
  color: var(--vxl-brand-dark);
}

.vxl-docs-sidebar a[aria-current="page"] {
  background: rgba(13, 142, 196, 0.12);
  color: var(--vxl-brand-dark);
  font-weight: 600;
}

.vxl-docs-main-wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr) var(--vxl-toc-width);
  gap: 2rem;
  padding: 1.5rem 2rem 3rem;
  max-width: 72rem;
}

.vxl-docs-main {
  min-width: 0;
}

.vxl-docs-toc {
  position: sticky;
  top: calc(var(--vxl-header-height) + 1rem);
  align-self: start;
  font-size: 0.8125rem;
}

.vxl-docs-toc h2 {
  margin: 0 0 0.5rem;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--vxl-text-muted);
}

.vxl-docs-toc ul {
  list-style: none;
  margin: 0;
  padding: 0;
  border-left: 2px solid var(--vxl-border);
}

.vxl-docs-toc li {
  margin: 0;
}

.vxl-docs-toc a {
  display: block;
  padding: 0.2rem 0 0.2rem 0.65rem;
  color: var(--vxl-text-muted);
  text-decoration: none;
}

.vxl-docs-toc a:hover,
.vxl-docs-toc a:focus {
  color: var(--vxl-brand-dark);
}

.vxl-docs-toc .is-active > a {
  color: var(--vxl-brand-dark);
  font-weight: 600;
  border-left: 2px solid var(--vxl-brand);
  margin-left: -2px;
}

.vxl-docs-toc .vxl-toc-h3 {
  padding-left: 0.5rem;
  font-size: 0.75rem;
}

/* Article */
.vxl-doc-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  margin-bottom: 1rem;
  padding: 0.75rem 1rem;
  background: var(--vxl-bg-subtle);
  border: 1px solid var(--vxl-border);
  border-radius: var(--vxl-radius);
  font-size: 0.8125rem;
}

.vxl-doc-meta dt {
  font-weight: 600;
  color: var(--vxl-text-muted);
}

.vxl-doc-meta dd {
  margin: 0;
}

.vxl-badge {
  display: inline-block;
  padding: 0.1rem 0.45rem;
  border-radius: 999px;
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.vxl-badge--stable {
  background: #dafbe1;
  color: #116329;
}

.vxl-badge--beta {
  background: #fff8c5;
  color: #7d4e00;
}

.vxl-badge--internal {
  background: #eaeef2;
  color: #424a53;
}

.vxl-badge--deprecated {
  background: #ffebe9;
  color: #82071e;
}

.vxl-doc article h1 {
  margin: 0 0 0.75rem;
  font-size: 2rem;
  line-height: 1.25;
}

.vxl-doc .vxl-lede {
  font-size: 1.125rem;
  color: var(--vxl-text-muted);
  margin: 0 0 1.5rem;
}

.vxl-doc article h2 {
  margin: 2rem 0 0.75rem;
  padding-top: 0.5rem;
  font-size: 1.375rem;
  scroll-margin-top: calc(var(--vxl-header-height) + 1rem);
}

.vxl-doc article h3 {
  margin: 1.25rem 0 0.5rem;
  font-size: 1.0625rem;
  scroll-margin-top: calc(var(--vxl-header-height) + 1rem);
}

.vxl-doc article p,
.vxl-doc article ul,
.vxl-doc article ol,
.vxl-doc article dl {
  margin: 0 0 1rem;
}

.vxl-doc article ul,
.vxl-doc article ol {
  padding-left: 1.35rem;
}

.vxl-doc article code {
  font-family: var(--vxl-mono);
  font-size: 0.875em;
  padding: 0.1em 0.35em;
  background: var(--vxl-bg-subtle);
  border: 1px solid var(--vxl-border);
  border-radius: 0.25rem;
}

.vxl-doc article pre {
  overflow-x: auto;
  padding: 1rem;
  background: #24292f;
  color: #e6edf3;
  border-radius: var(--vxl-radius);
  font-size: 0.8125rem;
  line-height: 1.5;
}

.vxl-doc article pre code {
  padding: 0;
  background: none;
  border: none;
  color: inherit;
}

.vxl-callout {
  padding: 0.75rem 1rem;
  margin: 1rem 0;
  border-left: 4px solid var(--vxl-brand);
  background: rgba(13, 142, 196, 0.06);
  border-radius: 0 var(--vxl-radius) var(--vxl-radius) 0;
}

.vxl-callout--warn {
  border-left-color: #bf8700;
  background: #fff8c5;
}

.vxl-see-also {
  margin-top: 2rem;
  padding-top: 1rem;
  border-top: 1px solid var(--vxl-border);
}

.vxl-see-also h2 {
  margin-top: 0 !important;
  font-size: 1rem !important;
}

.vxl-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(14rem, 1fr));
  gap: 1rem;
  margin: 1.5rem 0;
}

.vxl-card {
  display: block;
  padding: 1rem;
  border: 1px solid var(--vxl-border);
  border-radius: var(--vxl-radius);
  text-decoration: none;
  color: inherit;
  background: var(--vxl-bg);
  box-shadow: var(--vxl-shadow);
}

.vxl-card:hover,
.vxl-card:focus {
  border-color: var(--vxl-brand);
  box-shadow: 0 2px 8px rgba(13, 142, 196, 0.12);
}

.vxl-card h3 {
  margin: 0 0 0.35rem;
  font-size: 1rem;
  color: var(--vxl-brand-dark);
}

.vxl-card p {
  margin: 0;
  font-size: 0.875rem;
  color: var(--vxl-text-muted);
}

.vxl-docs-footer {
  padding: 1.5rem 2rem;
  border-top: 1px solid var(--vxl-border);
  font-size: 0.8125rem;
  color: var(--vxl-text-muted);
  background: var(--vxl-bg-subtle);
}

.vxl-search-results {
  position: absolute;
  left: 0;
  right: 0;
  top: 100%;
  margin-top: 0.25rem;
  max-height: 18rem;
  overflow-y: auto;
  background: var(--vxl-bg);
  border: 1px solid var(--vxl-border);
  border-radius: var(--vxl-radius);
  box-shadow: var(--vxl-shadow);
  display: none;
}

.vxl-search-results.is-open {
  display: block;
}

.vxl-search-results a {
  display: block;
  padding: 0.5rem 0.75rem;
  text-decoration: none;
  color: var(--vxl-text);
  font-size: 0.875rem;
}

.vxl-search-results a:hover {
  background: var(--vxl-bg-subtle);
}

.vxl-search-wrap {
  position: relative;
}

/* Mobile */
@media (max-width: 960px) {
  .vxl-docs-main-wrap {
    grid-template-columns: 1fr;
    padding: 1rem;
  }

  .vxl-docs-toc {
    display: none;
  }

  .vxl-docs-menu-toggle {
    display: inline-block;
  }

  .vxl-docs-shell {
    grid-template-columns: 1fr;
  }

  .vxl-docs-sidebar {
    position: fixed;
    top: var(--vxl-header-height);
    left: 0;
    bottom: 0;
    width: min(18rem, 88vw);
    transform: translateX(-100%);
    transition: transform 0.2s ease;
    z-index: 90;
    box-shadow: 2px 0 12px rgba(0, 0, 0, 0.08);
  }

  .vxl-docs-sidebar.is-open {
    transform: translateX(0);
  }

  .vxl-docs-sidebar-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    top: var(--vxl-header-height);
    background: rgba(0, 0, 0, 0.35);
    z-index: 85;
  }

  .vxl-docs-sidebar-backdrop.is-open {
    display: block;
  }
}

@media (prefers-reduced-motion: reduce) {
  .vxl-docs-sidebar {
    transition: none;
  }
}