/* NSCC Beacon — documentation pages.
   Shares tokens.css with the product page so the two read as one site. */

.wrap { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 28px; }

/* ── Header (matches the product page) ───────────────────────────────── */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  backdrop-filter: saturate(1.6) blur(10px);
  border-bottom: 1px solid var(--border);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  gap: 28px;
  height: 66px;
}
.site-nav {
  display: flex;
  gap: 26px;
  margin-left: auto;
  font-size: 14px;
}
.site-nav a {
  color: var(--text-2);
  text-decoration: none;
  font-weight: 500;
}
.site-nav a:hover { color: var(--text); }
.site-nav a[aria-current="page"] { color: var(--accent); }

@media (max-width: 760px) { .site-nav { gap: 16px; font-size: 13px; } }
@media (max-width: 520px) { .site-nav a:not([aria-current]) { display: none; } }

/* ── Page frame ──────────────────────────────────────────────────────── */

.doc-main { padding: 44px 0 88px; }

.doc-back {
  display: inline-block;
  margin-bottom: 26px;
  color: var(--text-3);
  font-size: 13.5px;
  font-weight: 600;
  text-decoration: none;
}
.doc-back:hover { color: var(--accent); }

.doc-head {
  max-width: 68ch;
  margin-bottom: 38px;
  padding-bottom: 26px;
  border-bottom: 1px solid var(--border);
}
.doc-head h1 {
  font-size: clamp(28px, 4vw, 40px);
  line-height: 1.1;
  letter-spacing: -0.026em;
  font-weight: 700;
}
.doc-head p {
  margin-top: 12px;
  color: var(--text-2);
  font-size: 16.5px;
  line-height: 1.6;
}

/* ── Index cards ─────────────────────────────────────────────────────── */

.doc-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
}
.doc-card {
  padding: 26px 24px 28px;
  border: 1px solid var(--border);
  border-top: 3px solid var(--accent);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow-1);
}
.doc-card h2 { font-size: 18px; letter-spacing: -0.015em; margin-bottom: 9px; }
.doc-card h2 a { text-decoration: none; }
.doc-card h2 a:hover { color: var(--accent); }
.doc-card p { color: var(--text-2); font-size: 14.5px; line-height: 1.6; }

/* ── Rendered document body ──────────────────────────────────────────── */

.doc-body {
  max-width: 78ch;
  font-size: 15.5px;
  line-height: 1.7;
  color: var(--text-2);
}
.doc-body > :first-child { margin-top: 0; }

.doc-body h1, .doc-body h2, .doc-body h3, .doc-body h4 {
  color: var(--text);
  letter-spacing: -0.018em;
  line-height: 1.25;
}
.doc-body h1 { font-size: 27px; margin: 46px 0 14px; }
.doc-body h2 {
  font-size: 21px;
  margin: 42px 0 14px;
  padding-bottom: 9px;
  border-bottom: 1px solid var(--border);
}
.doc-body h3 { font-size: 17px; margin: 30px 0 10px; }
.doc-body h4 { font-size: 15px; margin: 24px 0 8px; }

.doc-body p { margin: 14px 0; }

.doc-body a { color: var(--accent); text-decoration: none; border-bottom: 1px solid transparent; }
.doc-body a:hover { border-bottom-color: var(--accent); }

.doc-body strong { color: var(--text); font-weight: 650; }

.doc-body ul, .doc-body ol {
  margin: 14px 0;
  padding-left: 22px;
  list-style: revert;
}
.doc-body li { margin: 7px 0; }

.doc-body blockquote,
.doc-body .note {
  margin: 20px 0;
  padding: 14px 18px;
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-sm);
  background: var(--surface);
  font-size: 14.5px;
}
.doc-body blockquote > :first-child { margin-top: 0; }
.doc-body blockquote > :last-child { margin-bottom: 0; }

.doc-body code {
  padding: 2px 6px;
  border-radius: 4px;
  background: var(--surface-sunk);
  color: var(--text);
  font-family: var(--mono);
  font-size: 0.9em;
}
.doc-body pre {
  margin: 18px 0;
  padding: 16px 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface-sunk);
  overflow-x: auto;
}
.doc-body pre code { padding: 0; background: none; font-size: 13px; line-height: 1.55; }

.doc-body hr { margin: 38px 0; border: 0; border-top: 1px solid var(--border); }

/* Wide tables scroll inside their own container rather than the page. */
.doc-body table {
  width: 100%;
  margin: 20px 0;
  border-collapse: collapse;
  font-size: 14px;
}
.doc-body table :is(th, td) {
  padding: 9px 12px;
  border: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
}
.doc-body table th {
  background: var(--surface-2);
  color: var(--text);
  font-weight: 650;
}
.doc-body .table-scroll { overflow-x: auto; margin: 20px 0; }
.doc-body .table-scroll > table { margin: 0; }

/* The source guide uses a table-of-contents nav at the top. */
.doc-body .toc {
  margin: 0 0 34px;
  padding: 20px 22px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-2);
}
.doc-body .toc ol, .doc-body .toc ul {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 4px 22px;
  margin: 0;
  padding-left: 20px;
}

.doc-body section { scroll-margin-top: 80px; }

/* ── Training videos ─────────────────────────────────────────────────── */

.videos { display: grid; gap: 30px; }
.video {
  padding: 22px 22px 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow-1);
}
.video h2 {
  font-size: 18px;
  letter-spacing: -0.015em;
  color: var(--text);
  margin-bottom: 4px;
}
.video-aud {
  margin: 0 0 10px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-3);
}
.video p { margin: 0 0 14px; font-size: 14.5px; }
.video video {
  display: block;
  width: 100%;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: #000;
}

/* ── Footer ──────────────────────────────────────────────────────────── */

.site-footer {
  padding: 34px 0;
  border-top: 1px solid var(--border);
  color: var(--text-3);
  font-size: 13px;
}
.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
  justify-content: space-between;
}
.site-footer a { color: var(--text-3); text-decoration: none; }
.site-footer a:hover { color: var(--accent); }