:root {
  color-scheme: light;
  --page-bg: #f5f0e8;
  --card-bg: rgba(255, 252, 246, 0.92);
  --ink: #1f2a2f;
  --muted: #536069;
  --accent: #a33d1f;
  --accent-soft: rgba(163, 61, 31, 0.12);
  --rule: rgba(31, 42, 47, 0.12);
  --shadow: 0 20px 50px rgba(54, 43, 24, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top left, rgba(228, 161, 111, 0.2), transparent 32%),
    linear-gradient(180deg, #fbf8f2 0%, var(--page-bg) 100%);
  color: var(--ink);
  font-family: "Source Sans 3", sans-serif;
}

.doc-shell {
  width: min(1100px, calc(100% - 32px));
  margin: 0 auto;
  padding: 40px 0 72px;
}

.doc-header,
.doc-body {
  background: var(--card-bg);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.75);
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.doc-header {
  padding: 28px 32px;
  margin-bottom: 20px;
}

.doc-kicker {
  margin: 0 0 10px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--accent);
}

.doc-title-row {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: flex-start;
}

.doc-title-row h1 {
  margin: 0;
  font-family: "Space Grotesk", sans-serif;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.04;
}

.doc-subtitle {
  margin: 12px 0 0;
  max-width: 60ch;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.6;
}

.doc-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.doc-nav a {
  color: var(--accent);
  text-decoration: none;
  border: 1px solid var(--accent-soft);
  background: rgba(255, 255, 255, 0.66);
  border-radius: 999px;
  padding: 10px 14px;
  font-weight: 600;
}

.doc-body {
  padding: 32px;
}

.doc-content {
  line-height: 1.72;
  font-size: 1.05rem;
}

.doc-content h1,
.doc-content h2,
.doc-content h3 {
  font-family: "Space Grotesk", sans-serif;
  line-height: 1.14;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

.doc-content h1 {
  font-size: 2rem;
}

.doc-content h2 {
  font-size: 1.5rem;
}

.doc-content h3 {
  font-size: 1.18rem;
}

.doc-content p,
.doc-content ul,
.doc-content ol,
.doc-content pre,
.doc-content blockquote {
  margin: 0 0 1rem;
}

.doc-content ul,
.doc-content ol {
  padding-left: 1.3rem;
}

.doc-content li + li {
  margin-top: 0.4rem;
}

.doc-content code {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  background: rgba(31, 42, 47, 0.06);
  border-radius: 6px;
  padding: 0.12rem 0.32rem;
  font-size: 0.92em;
}

.doc-content pre {
  overflow-x: auto;
  border-radius: 18px;
  border: 1px solid var(--rule);
  background: #fbfaf7;
  padding: 16px 18px;
}

.doc-content pre code {
  background: none;
  padding: 0;
}

.doc-content blockquote {
  border-left: 4px solid var(--accent);
  padding-left: 16px;
  color: var(--muted);
}

.doc-content hr {
  border: 0;
  border-top: 1px solid var(--rule);
  margin: 2rem 0;
}

.doc-content a {
  color: var(--accent);
}

.doc-error {
  color: #8d1d18;
  font-weight: 700;
}

@media (max-width: 720px) {
  .doc-shell {
    width: min(100% - 20px, 1100px);
    padding: 20px 0 48px;
  }

  .doc-header,
  .doc-body {
    padding: 22px 18px;
    border-radius: 22px;
  }

  .doc-title-row {
    flex-direction: column;
  }
}