/*
 * Sail site stylesheet.
 * Licence: MIT (Infrastructure / Handbook layer per CD §0.3).
 * Design tokens come from ./assets/tokens.css (copy of the canonical
 * T(h)reehouse +EC tokens.css; see assets/SOURCE.md).
 * Per CD §0.11, do not redefine token values locally.
 */
@import url("assets/tokens.css");

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--warm-white);
  color: var(--ink);
  font-family: var(--font-serif);
  font-size: 18px;
  line-height: 1.6;
}

.wrap {
  max-width: var(--measure);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.site-header {
  border-bottom: 1px solid var(--grid);
  padding: 1rem 0;
  background: var(--warm-white);
}

.site-header .wrap {
  max-width: 60rem;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
}

.site-header .home {
  font-weight: 600;
  font-size: 1.1rem;
  text-decoration: none;
  color: var(--ink);
  letter-spacing: 0.02em;
  font-family: var(--font-mono);
}

.site-header nav a {
  margin-left: 1rem;
  color: var(--stone);
  text-decoration: none;
  font-size: 0.95rem;
  font-family: var(--font-mono);
}

.site-header nav a:hover {
  color: var(--sea);
  text-decoration: underline;
}

main.wrap {
  padding-top: 2.5rem;
  padding-bottom: 4rem;
}

.eyebrow {
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--stone);
  margin-top: 0;
  margin-bottom: 2rem;
  font-family: var(--font-mono);
}

.eyebrow a { color: var(--stone); }

h1 {
  font-size: 2rem;
  line-height: 1.2;
  margin: 0 0 0.75rem;
  font-weight: 600;
}

h2 {
  font-size: 1.35rem;
  margin-top: 2.5rem;
  margin-bottom: 0.75rem;
  font-weight: 600;
  border-bottom: 1px solid var(--grid);
  padding-bottom: 0.3rem;
}

h3 {
  font-size: 1.1rem;
  margin-top: 1.75rem;
  margin-bottom: 0.5rem;
  font-weight: 600;
}

p { margin: 0 0 1rem; }

a {
  color: var(--sea);
  text-decoration: underline;
  text-decoration-thickness: 0.5px;
  text-underline-offset: 2px;
}

a:hover { text-decoration-thickness: 1.5px; }

a:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-offset);
}

strong { font-weight: 600; }

blockquote {
  border-left: 3px solid var(--grid);
  padding: 0.1rem 1rem;
  color: var(--stone);
  margin: 1rem 0;
}

code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background: var(--parchment);
  padding: 0.1em 0.35em;
  border-radius: 3px;
}

pre {
  background: var(--parchment);
  padding: 1rem;
  overflow-x: auto;
  border-radius: 4px;
  font-size: 0.9rem;
  line-height: 1.5;
}

pre code { background: none; padding: 0; }

table {
  border-collapse: collapse;
  margin: 1rem 0;
  font-size: 0.9rem;
  display: block;
  overflow-x: auto;
}

th, td {
  border: 1px solid var(--grid);
  padding: 0.4rem 0.7rem;
  text-align: left;
}

th { background: var(--parchment); font-weight: 600; }

hr {
  border: none;
  border-top: 1px solid var(--grid);
  margin: 2.5rem 0;
}

ol, ul { padding-left: 1.5rem; }
li { margin-bottom: 0.35rem; }

.site-footer {
  border-top: 1px solid var(--grid);
  padding: 1.5rem 0;
  color: var(--stone);
  font-size: 0.85rem;
  font-family: var(--font-mono);
}

.site-footer .wrap { max-width: 60rem; }
.site-footer p { margin: 0; }
.site-footer a { color: var(--stone); }

@media (max-width: 600px) {
  html, body { font-size: 17px; }
  .site-header .wrap { flex-direction: column; align-items: flex-start; gap: 0.25rem; }
  .site-header nav a { margin-left: 0; margin-right: 1rem; }
}