/* Grok site theme. Dark, spare, orbital. */
:root {
  --void: #07080a;
  --ink: #ece6d8;
  --muted: #8d877b;
  --dim: #5c574e;
  --gold: #c4a265;
  --gold-dim: #8a7344;
  --rule: #232018;
  --card: #101114;
  --paper: #161410;
  --danger: #c45a4a;
  --measure: 42rem;
  --wide: 72rem;
}

* { box-sizing: border-box; }

html { background: var(--void); }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    radial-gradient(1200px 600px at 80% -10%, #1a140c 0%, transparent 55%),
    var(--void);
  font-family: "Avenir Next", "Segoe UI", "Helvetica Neue", system-ui, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  letter-spacing: 0.005em;
}

a { color: var(--gold); text-decoration-thickness: 1px; text-underline-offset: 0.18em; }
a:hover { color: var(--ink); }

.site-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem 2rem;
  padding: 1.25rem 1.5rem 1rem;
  border-bottom: 1px solid var(--rule);
  position: sticky;
  top: 0;
  z-index: 5;
  background: color-mix(in srgb, var(--void) 88%, transparent);
  backdrop-filter: blur(14px);
}

.site-brand {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
}

.wordmark {
  font-family: "Iowan Old Style", Palatino, "Palatino Linotype", "Times New Roman", serif;
  font-size: 1.45rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--ink);
  text-decoration: none;
}

.wordmark:hover { color: var(--gold); }

.brand-rule {
  width: 1.5rem;
  height: 1px;
  background: var(--gold-dim);
  align-self: center;
}

.brand-sub {
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
}

.site-nav {
  flex: 1 1 auto;
}

.site-nav > ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav .site-nav__trunk > a { display: none; }

.site-nav .site-nav__trunk > ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.15rem 1.15rem;
}

.site-nav .site-nav__satellite:has(a[href$="grok.html"]) { order: 1; }
.site-nav .site-nav__satellite:has(a[href$="models.html"]) { order: 2; }
.site-nav .site-nav__satellite:has(a[href$="products.html"]) { order: 3; }
.site-nav .site-nav__satellite:has(a[href$="company.html"]) { order: 4; }
.site-nav .site-nav__satellite:has(a[href$="elon.html"]) { order: 5; }
.site-nav .site-nav__satellite:has(a[href$="maye.html"]) { order: 6; }
.site-nav .site-nav__satellite:has(a[href$="boris.html"]),
.site-nav .site-nav__satellite:has(a[href$="prompts.html"]) { display: none; }
.site-nav .site-nav__satellite ul { display: none; }

.site-nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] { color: var(--ink); }

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-search {
  position: relative;
  flex: 0 1 16rem;
  min-width: 11rem;
}

.site-search input {
  width: 100%;
  background: var(--paper);
  color: var(--ink);
  border: 1px solid var(--rule);
  border-radius: 3px;
  padding: 0.4rem 1.8rem 0.4rem 0.65rem;
  font: inherit;
  font-size: 0.86rem;
}

.site-search input::placeholder { color: var(--dim); }
.site-search input:focus {
  outline: none;
  border-color: var(--gold-dim);
}

.site-search-hint {
  position: absolute;
  right: 0.45rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.68rem;
  color: var(--dim);
  border: 1px solid var(--rule);
  border-radius: 2px;
  padding: 0.05rem 0.3rem;
  pointer-events: none;
  font-family: "SF Mono", ui-monospace, Menlo, monospace;
}

.site-search:focus-within .site-search-hint,
.site-search:has(input:not(:placeholder-shown)) .site-search-hint { display: none; }

.site-search-results {
  position: absolute;
  right: 0;
  top: calc(100% + 0.35rem);
  width: min(24rem, 80vw);
  background: #0c0b09;
  border: 1px solid #3a3224;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.5);
  z-index: 30;
  max-height: 22rem;
  overflow: auto;
}

.site-search-results ul { list-style: none; margin: 0; padding: 0.3rem 0; }
.site-search-results a {
  display: block;
  padding: 0.5rem 0.8rem;
  text-decoration: none;
  color: var(--ink);
}
.site-search-results li.is-active a,
.site-search-results a:hover { background: var(--paper); }
.site-search-title {
  display: block;
  font-size: 0.86rem;
  color: var(--gold);
  letter-spacing: 0.02em;
}
.site-search-snip {
  display: block;
  margin-top: 0.15rem;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.4;
}
.site-search-empty {
  margin: 0;
  padding: 0.7rem 0.85rem;
  color: var(--muted);
  font-size: 0.82rem;
}

.site-body {
  width: min(var(--wide), calc(100% - 2.5rem));
  margin: 0 auto;
  padding: 2rem 0 7rem;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 14rem;
  gap: 2.5rem 2rem;
}

.site-breadcrumb {
  grid-column: 1 / -1;
  color: var(--dim);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-breadcrumb:empty,
.site-breadcrumb:has(li:only-child) { display: none; }
.site-breadcrumb ol { list-style: none; margin: 0; padding: 0; display: flex; gap: 0.6rem; flex-wrap: wrap; }
.site-breadcrumb li + li::before { content: "/"; margin-right: 0.6rem; color: var(--rule); }
.site-breadcrumb a { color: var(--muted); text-decoration: none; }
.site-breadcrumb a:hover { color: var(--gold); }

.site-content { min-width: 0; max-width: 48rem; overflow-wrap: break-word; }

.site-toc {
  position: sticky;
  top: 5.5rem;
  align-self: start;
  font-size: 0.82rem;
  color: var(--muted);
  border-left: 1px solid var(--rule);
  padding: 0.15rem 0 0.15rem 1rem;
}

.site-toc:empty { display: none; }
.site-toc ul { list-style: none; margin: 0; padding: 0; }
.site-toc li { margin: 0.35rem 0; }
.site-toc a { color: var(--muted); text-decoration: none; }
.site-toc a:hover { color: var(--gold); }

.site-content h1,
.site-content h2,
.site-content h3 {
  font-family: "Iowan Old Style", Palatino, "Palatino Linotype", "Times New Roman", serif;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.site-content h1 {
  font-size: clamp(2.4rem, 6vw, 4.1rem);
  margin: 0.2rem 0 1.1rem;
  max-width: 16ch;
}

.site-content h2 {
  font-size: 1.65rem;
  margin: 2.6rem 0 0.8rem;
  padding-top: 0.4rem;
}

.site-content h3 {
  font-size: 1.2rem;
  margin: 1.8rem 0 0.5rem;
  color: var(--ink);
}

.site-content p { margin: 0 0 1rem; max-width: var(--measure); }
.site-content li { max-width: var(--measure); }

.site-content hr {
  border: 0;
  border-top: 1px solid var(--rule);
  margin: 2.4rem 0;
}

.site-content img {
  display: block;
  width: 100%;
  max-width: 56rem;
  height: auto;
  margin: 0 0 1.6rem;
  border-radius: 2px;
  border: 1px solid var(--rule);
}

.site-content > p:first-child { max-width: none; }
.site-content > p:first-child img { margin-bottom: 2rem; }

.site-content img[src*="portrait"] {
  max-width: min(22rem, 100%);
  margin-left: auto;
  margin-right: auto;
}
.site-content img[src*="portrait-hero"] {
  max-width: min(26rem, 100%);
}

.site-content h1 + p,
.site-content h1 + p + p {
  font-size: 1.12rem;
  color: #d8d1c2;
}

.site-content code,
.site-content pre {
  font-family: "SF Mono", ui-monospace, Menlo, Consolas, monospace;
  font-size: 0.86em;
}

.site-content code {
  background: var(--paper);
  color: #f0e6cc;
  padding: 0.12em 0.38em;
  border-radius: 3px;
  border: 1px solid var(--rule);
  white-space: nowrap;
}

.site-content pre {
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: 1rem 1.1rem;
  overflow-x: auto;
  line-height: 1.5;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.site-content pre code {
  background: none;
  border: 0;
  padding: 0;
  white-space: pre;
}

.site-content table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
  margin: 1.2rem 0 1.8rem;
}

.site-content th,
.site-content td {
  text-align: left;
  padding: 0.55rem 0.7rem;
  border-bottom: 1px solid var(--rule);
  vertical-align: top;
}

.site-content th {
  color: var(--muted);
  font-weight: 500;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.site-content blockquote {
  margin: 1.4rem 0;
  padding: 0 0 0 1rem;
  border-left: 2px solid var(--gold-dim);
  color: #d4ccbc;
  font-family: "Iowan Old Style", Palatino, "Palatino Linotype", serif;
  font-size: 1.15rem;
}

.admonition {
  background: var(--card);
  border: 1px solid var(--rule);
  border-left: 2px solid var(--gold);
  border-radius: 3px;
  padding: 0.85rem 1rem;
  margin: 1.4rem 0;
  max-width: var(--measure);
  color: #d5cec0;
  font-size: 0.95rem;
}

.admonition--warning,
.admonition--danger { border-left-color: var(--danger); }
.admonition--tip { border-left-color: #6a9a6a; }

.site-footer {
  border-top: 1px solid var(--rule);
  padding: 1.4rem 1.5rem 5.5rem;
  color: var(--dim);
  font-size: 0.85rem;
}

.footer-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.6rem 2rem;
  width: min(var(--wide), 100%);
  margin: 0 auto;
}

.footer-mark {
  margin: 0;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.72rem;
}

.footer-mark span { color: var(--dim); letter-spacing: 0.04em; text-transform: none; }

.footer-note {
  width: min(var(--wide), 100%);
  margin: 0.7rem auto 0;
  color: var(--dim);
}

/* Fixed compiler badge — secondary, for the next agent. */
.boris-corner {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 20;
  width: min(20.5rem, calc(100vw - 2rem));
  padding: 0.55rem 0.8rem 0.75rem;
  background: color-mix(in srgb, #0c0b09 92%, transparent);
  border: 1px solid #3a3224;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(16px);
  color: #b7b0a2;
  font-size: 0.76rem;
  line-height: 1.45;
}

.boris-corner summary {
  cursor: pointer;
  list-style: none;
  font-family: "Iowan Old Style", Palatino, serif;
  color: var(--ink);
  font-size: 0.98rem;
  padding: 0.15rem 0;
}

.boris-corner summary::-webkit-details-marker { display: none; }
.boris-corner summary::after {
  content: " · compiler";
  color: var(--gold);
  font-family: "Avenir Next", system-ui, sans-serif;
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.boris-kicker {
  margin: 0.45rem 0 0.35rem;
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold-dim);
}

.boris-line { margin: 0 0 0.35rem; }
.boris-line code,
.boris-corner code {
  font-family: "SF Mono", ui-monospace, Menlo, monospace;
  font-size: 0.68rem;
  color: #e4d8b8;
}

.boris-links {
  display: flex;
  gap: 0.9rem;
  margin: 0.55rem 0 0;
}

.boris-links a {
  color: var(--gold);
  text-decoration: none;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.66rem;
}

.boris-links a:hover { color: var(--ink); }

@media (max-width: 860px) {
  .site-body { grid-template-columns: 1fr; padding-bottom: 3rem; }
  .site-toc { position: static; border-left: 0; border-top: 1px solid var(--rule); padding: 1rem 0 0; }
  .site-header { position: static; }
  .site-footer { padding-bottom: 1.4rem; }
  .boris-corner {
    position: static;
    width: auto;
    max-width: none;
    margin: 0 0.75rem 1.25rem;
    box-shadow: none;
  }
}