/* ---------- Theme tokens ---------- */
:root {
  --bg: #ffffff;
  --bg-alt: #f8fafc;
  --fg: #0f172a;
  --fg-muted: #475569;
  --border: #e2e8f0;
  --accent: #ea580c;
  --accent-hover: #c2410c;
  --accent-fg: #ffffff;
  --code-bg: #f1f5f9;
  --inline-code-bg: #f1f5f9;
  --inline-code-fg: #be185d;
  --shadow-sm: 0 1px 2px rgb(15 23 42 / 0.04), 0 1px 3px rgb(15 23 42 / 0.06);
  --shadow-md: 0 4px 6px -2px rgb(15 23 42 / 0.05), 0 10px 15px -3px rgb(15 23 42 / 0.08);
  --radius: 8px;
  --container: 1100px;
  --header-h: 64px;
  --font-sans:
    'Inter', ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto,
    'Helvetica Neue', Arial, sans-serif;
  --font-mono:
    'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, 'Liberation Mono',
    'Courier New', monospace;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) {
    --bg: #0f172a;
    --bg-alt: #1e293b;
    --fg: #f1f5f9;
    --fg-muted: #94a3b8;
    --border: #334155;
    --accent: #fb923c;
    --accent-hover: #fdba74;
    --accent-fg: #0f172a;
    --code-bg: #1e293b;
    --inline-code-bg: #1e293b;
    --inline-code-fg: #fda4af;
    --shadow-sm: 0 1px 3px rgb(0 0 0 / 0.3);
    --shadow-md: 0 8px 24px rgb(0 0 0 / 0.4);
  }
}

:root[data-theme='dark'] {
  --bg: #0f172a;
  --bg-alt: #1e293b;
  --fg: #f1f5f9;
  --fg-muted: #94a3b8;
  --border: #334155;
  --accent: #fb923c;
  --accent-hover: #fdba74;
  --accent-fg: #0f172a;
  --code-bg: #1e293b;
  --inline-code-bg: #1e293b;
  --inline-code-fg: #fda4af;
  --shadow-sm: 0 1px 3px rgb(0 0 0 / 0.3);
  --shadow-md: 0 8px 24px rgb(0 0 0 / 0.4);
}

/* ---------- Reset / base ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 12px);
}
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--fg);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img,
svg {
  display: block;
  max-width: 100%;
}
a {
  color: var(--accent);
  text-decoration: none;
}
a:hover {
  color: var(--accent-hover);
  text-decoration: underline;
}
h1,
h2,
h3,
h4 {
  line-height: 1.25;
  margin: 0 0 0.75em;
  font-weight: 700;
  letter-spacing: -0.015em;
}
h1 {
  font-size: clamp(2rem, 4.5vw, 3rem);
}
h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin-top: 0;
}
h3 {
  font-size: 1.25rem;
  margin-top: 2em;
}
h4 {
  font-size: 1.05rem;
  margin-top: 1.5em;
}
p,
ul,
ol {
  margin: 0 0 1em;
}
ul,
ol {
  padding-left: 1.25rem;
}
li {
  margin-bottom: 0.25em;
}
strong {
  color: var(--fg);
  font-weight: 600;
}
hr {
  border: 0;
  height: 1px;
  background: var(--border);
  margin: 3rem 0;
}
code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background: var(--inline-code-bg);
  color: var(--inline-code-fg);
  padding: 0.15em 0.4em;
  border-radius: 4px;
}
pre {
  margin: 0 0 1.5em;
  background: var(--code-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow-x: auto;
  position: relative;
}
pre code {
  font-family: var(--font-mono);
  display: block;
  padding: 1rem 1.25rem;
  font-size: 0.875rem;
  line-height: 1.6;
  background: transparent;
  color: inherit;
}
/* Override Prism so our radius/border match */
pre[class*='language-'] {
  background: var(--code-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin: 0 0 1.5em;
  padding: 0;
}
pre[class*='language-'] > code {
  background: transparent;
  font-size: 0.875rem;
  padding: 1rem 1.25rem;
}

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding-block: 4rem;
  border-top: 1px solid var(--border);
}

@media (max-width: 768px) {
  .section {
    padding-block: 3rem;
  }
}

/* ---------- Header / nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--border);
  height: var(--header-h);
  display: flex;
  align-items: center;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--fg);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
  text-decoration: none;
}
.brand:hover {
  color: var(--fg);
  text-decoration: none;
}
.brand-mark {
  width: 22px;
  height: 22px;
  color: var(--accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}
.nav-links a {
  color: var(--fg-muted);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 120ms;
}
.nav-links a:hover,
.nav-links a.is-active {
  color: var(--fg);
  text-decoration: none;
}
.nav-links a.external::after {
  content: ' ↗';
  opacity: 0.6;
  font-size: 0.85em;
}

.theme-toggle {
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 6px;
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--fg);
  cursor: pointer;
  transition:
    background 120ms,
    color 120ms;
}
.theme-toggle:hover {
  background: var(--bg-alt);
}
.theme-toggle svg {
  width: 18px;
  height: 18px;
}
.theme-toggle .icon-sun {
  display: none;
}
.theme-toggle .icon-moon {
  display: block;
}
:root[data-theme='dark'] .theme-toggle .icon-sun,
:root:not([data-theme='light']) .theme-toggle .icon-sun {
  display: none;
}
:root[data-theme='dark'] .theme-toggle .icon-moon,
:root:not([data-theme='light']) .theme-toggle .icon-moon {
  display: block;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) .theme-toggle .icon-sun {
    display: block;
  }
  :root:not([data-theme='light']) .theme-toggle .icon-moon {
    display: none;
  }
}
:root[data-theme='dark'] .theme-toggle .icon-sun {
  display: block;
}
:root[data-theme='dark'] .theme-toggle .icon-moon {
  display: none;
}
:root[data-theme='light'] .theme-toggle .icon-sun {
  display: none;
}
:root[data-theme='light'] .theme-toggle .icon-moon {
  display: block;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  width: 36px;
  height: 36px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 6px;
  cursor: pointer;
  padding: 0;
}
.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--fg);
  margin: 0 auto;
  border-radius: 2px;
  transition: transform 200ms;
}

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }
  .nav-links {
    display: none;
    position: absolute;
    top: var(--header-h);
    right: 1rem;
    left: 1rem;
    flex-direction: column;
    align-items: stretch;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem;
    gap: 0.5rem;
    box-shadow: var(--shadow-md);
  }
  .nav-links.is-open {
    display: flex;
  }
  .nav-links a {
    padding: 0.5rem 0.25rem;
  }
  .theme-toggle {
    align-self: flex-start;
    margin-top: 0.5rem;
  }
}

/* ---------- Hero ---------- */
.hero {
  padding-block: 6rem 5rem;
  background:
    radial-gradient(
      circle at 20% 0%,
      color-mix(in srgb, var(--accent) 12%, transparent) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 80% 100%,
      color-mix(in srgb, var(--accent) 8%, transparent) 0%,
      transparent 60%
    );
}
.hero h1 {
  max-width: 24ch;
  margin-bottom: 1rem;
}
.hero .lead {
  max-width: 60ch;
  font-size: 1.125rem;
  color: var(--fg-muted);
  margin-bottom: 2rem;
}
.hero .eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
  margin-bottom: 1.25rem;
  font-weight: 500;
  letter-spacing: 0;
}
@media (max-width: 768px) {
  .hero {
    padding-block: 3rem 2.5rem;
  }
}

.install-block {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--code-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.5rem 0.75rem 0.5rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
  max-width: 100%;
}
.install-block code {
  background: transparent;
  color: var(--fg);
  padding: 0;
  font-size: inherit;
  white-space: nowrap;
  overflow-x: auto;
}
.install-block .copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: transparent;
  border: 0;
  color: var(--fg-muted);
  font-family: var(--font-sans);
  font-size: 0.85rem;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  cursor: pointer;
  transition:
    color 120ms,
    background 120ms;
}
.install-block .copy-btn:hover {
  color: var(--fg);
  background: color-mix(in srgb, var(--fg) 6%, transparent);
}
.install-block .copy-btn svg {
  width: 14px;
  height: 14px;
}
.install-block .copy-btn.is-copied .copy-label::after {
  content: 'd!';
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1.1rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border: 1px solid transparent;
  transition:
    background 120ms,
    color 120ms,
    border-color 120ms,
    transform 120ms;
}
.btn:hover {
  text-decoration: none;
  transform: translateY(-1px);
}
.btn:active {
  transform: translateY(0);
}
.btn-primary {
  background: var(--accent);
  color: var(--accent-fg);
}
.btn-primary:hover {
  background: var(--accent-hover);
  color: var(--accent-fg);
}
.btn-ghost {
  background: transparent;
  color: var(--fg);
  border-color: var(--border);
}
.btn-ghost:hover {
  background: var(--bg-alt);
  color: var(--fg);
}

/* ---------- Features ---------- */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
  margin-top: 2rem;
}
.feature {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition:
    transform 200ms,
    box-shadow 200ms,
    border-color 200ms;
}
.feature:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: color-mix(in srgb, var(--accent) 40%, var(--border));
}
.feature h3 {
  font-size: 1.05rem;
  margin: 0.5rem 0 0.5rem;
}
.feature p {
  font-size: 0.95rem;
  color: var(--fg-muted);
  margin: 0;
}
.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: color-mix(in srgb, var(--accent) 14%, transparent);
  color: var(--accent);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1rem;
}

/* ---------- Tabs ---------- */
.tabs {
  margin-top: 1.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--code-bg);
}
.tab-bar {
  display: flex;
  background: var(--bg-alt);
  border-bottom: 1px solid var(--border);
}
.tab-btn {
  background: transparent;
  border: 0;
  color: var(--fg-muted);
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.6rem 1rem;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition:
    color 120ms,
    border-color 120ms;
}
.tab-btn:hover {
  color: var(--fg);
}
.tab-btn.is-active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}
.tab-panel pre {
  margin: 0;
  border: 0;
  background: transparent;
  border-radius: 0;
}

/* ---------- Tables ---------- */
.table-wrap {
  overflow-x: auto;
  margin: 1rem 0 1.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
th,
td {
  padding: 0.7rem 1rem;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--border);
}
th {
  background: var(--bg-alt);
  font-weight: 600;
  color: var(--fg);
}
tbody tr:last-child th,
tbody tr:last-child td {
  border-bottom: 0;
}

/* ---------- Copy button injected on <pre> blocks ---------- */
pre .copy-pre-btn {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  background: color-mix(in srgb, var(--bg) 80%, transparent);
  border: 1px solid var(--border);
  color: var(--fg-muted);
  border-radius: 4px;
  padding: 0.25rem 0.5rem;
  font-size: 0.75rem;
  font-family: var(--font-sans);
  cursor: pointer;
  opacity: 0;
  transition:
    opacity 120ms,
    color 120ms,
    background 120ms;
}
pre:hover .copy-pre-btn,
pre .copy-pre-btn:focus {
  opacity: 1;
}
pre .copy-pre-btn:hover {
  color: var(--fg);
  background: var(--bg);
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--border);
  padding-block: 2.5rem 1.5rem;
  background: var(--bg-alt);
  margin-top: 4rem;
}
.footer-row {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1.5rem;
}
.footer-brand {
  font-weight: 700;
  margin: 0 0 0.25rem;
  font-size: 1.05rem;
}
.footer-tagline {
  margin: 0;
  color: var(--fg-muted);
  font-size: 0.9rem;
  max-width: 50ch;
}
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
}
.footer-links a {
  color: var(--fg-muted);
  font-size: 0.9rem;
}
.footer-links a:hover {
  color: var(--accent);
}
.footer-copy {
  text-align: center;
  font-size: 0.85rem;
  color: var(--fg-muted);
  margin: 0;
}

/* ---------- Misc ---------- */
::selection {
  background: color-mix(in srgb, var(--accent) 30%, transparent);
  color: var(--fg);
}

@media (prefers-reduced-motion: reduce) {
  * {
    transition-duration: 0ms !important;
    animation-duration: 0ms !important;
  }
  html {
    scroll-behavior: auto;
  }
}