:root {
  --bg: #f6f8fb;
  --panel: #ffffff;
  --panel-soft: #f7f9fc;
  --text: #333;
  --muted: #6b7280;
  --border: #e6ebf2;
  --shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
}

* {
  box-sizing: border-box;
}

html,
body {
  max-width: 100%;
  overflow-x: hidden;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  margin: 0;
  padding: 24px;
  background: var(--bg);
  color: var(--text);
}

.doc-shell {
  max-width: 1400px;
  margin: 0 auto;
}

.doc-header {
  background: var(--panel);
  border-radius: 14px;
  padding: 18px;
  box-shadow: var(--shadow);
  margin-bottom: 20px;
}

.doc-body {
  background: var(--panel);
  border-radius: 14px;
  padding: 28px;
  box-shadow: var(--shadow);
}

.doc-meta {
  color: var(--muted);
  font-size: 14px;
  margin-top: 8px;
}

.doc-nav {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 14px;
}

.doc-chip {
  display: inline-block;
  background: var(--panel-soft);
  border: 1px solid var(--border);
  color: var(--text);
  text-decoration: none;
  border-radius: 999px;
  padding: 8px 12px;
  font-size: 13px;
}

.prose {
  max-width: 1400px;
  margin: 0 auto;
}

.prose h1,
.prose h2,
.prose h3,
.prose h4 {
  margin-top: 1.5em;
  margin-bottom: 0.55em;
  line-height: 1.2;
}

.prose h1 {
  font-size: clamp(2rem, 4vw, 2.6rem);
  margin-top: 0;
}

.prose h2 {
  font-size: 1.6rem;
}

.prose h3 {
  font-size: 1.25rem;
}

.prose h4 {
  font-size: 1.05rem;
}

.prose p,
.prose li {
  line-height: 1.65;
  color: var(--text);
}

.prose ul,
.prose ol {
  padding-left: 1.4rem;
  margin: 0.6rem 0 1rem;
}

.prose hr {
  border: 0;
  border-top: 1px solid var(--border);
  margin: 1.5rem 0;
}

.prose code {
  background: var(--panel-soft);
  padding: 0.15rem 0.4rem;
  border-radius: 6px;
  font-size: 0.95em;
}

.prose pre {
  background: #1f2937;
  color: #f9fafb;
  padding: 16px;
  border-radius: 10px;
  overflow-x: auto;
  margin: 1rem 0;
}

.prose pre code {
  background: transparent;
  padding: 0;
  color: inherit;
}

.prose blockquote {
  margin: 1rem 0;
  padding: 0.75rem 1rem;
  border-left: 4px solid #4e79a7;
  background: var(--panel-soft);
  color: var(--text);
  border-radius: 0 10px 10px 0;
}

.prose table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0 1.25rem;
  font-size: 14px;
}

.prose th,
.prose td {
  text-align: left;
  padding: 10px 12px;
  border-top: 1px solid #edf1f6;
  vertical-align: top;
}

.prose th {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
  border-top: none;
  background: var(--panel-soft);
}

.note,
.warn {
  padding: 12px 14px;
  border-radius: 10px;
  margin: 1rem 0;
}

.note {
  background: #eef8f2;
  border: 1px solid #dcefe2;
}

.warn {
  background: #fff4ea;
  border: 1px solid #f0dcc5;
}

.small {
  color: var(--muted);
  font-size: 0.95rem;
}

@media (max-width: 640px) {
  body {
    padding: 14px;
  }

  .doc-header,
  .doc-body {
    padding: 18px;
    border-radius: 12px;
  }
}

.top-links {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 16px;
}

.doc-link-button {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
  padding: 9px 14px;
  border-radius: 999px;
  font-size: 0.92rem;
  font-weight: 600;
  line-height: 1;
  border: 1px solid #dbe7f5;
  background: #f6f0ff;
  color: #4b5563;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
  transition: 0.18s ease;
}

.doc-link-button:hover {
  background: #efe4ff;
  border-color: #cbb7f6;
  color: #1f2937;
  transform: translateY(-1px);
}

.doc-link-button.is-current {
  background: #e8f0ff;
  border-color: #bfd3fb;
  color: #1d4ed8;
}

.doc-link-button.is-disabled {
  opacity: 0.55;
  pointer-events: none;
}

.footer-text {
  color: var(--text);
  /* Uses your existing dark grey text */
  font-size: 1rem;
  margin: 20px 0 20px 0;
  line-height: 1.6;
}