/* === Manuals section (TM pages) — extends the shared dark theme === */

.manual-page {
  font-size: 1.15rem;   /* manual prose reads larger than the tool UIs */
  line-height: 1.6;
  max-width: 900px;
  margin: 0 auto;
  padding: 24px 20px 48px;
}

.manual-page h1 {
  font-size: 1.9rem;
  color: var(--text-primary);
  margin: 8px 0 4px;
}

.manual-page h2 { margin: 28px 0 12px; color: var(--accent-a); }
/* h2.tm-h = a TM section heading inside the manual body (was an h3 before the
   outline was fixed to descend h1 -> h2); styling is unchanged on purpose */
.manual-page h3,
.manual-page h2.tm-h {
  margin: 24px 0 10px;
  color: var(--accent-a);
  font-size: 1.35rem;
  letter-spacing: 0.02em;
}

/* figure callout labels lifted out of the scan's text layer — part names
   pointing at the illustration above, not document headings */
.tm-callout { color: var(--text-secondary); font-size: 0.85rem; }

.manual-page p { margin: 10px 0; color: var(--text-primary); }
.manual-page a { color: var(--accent-b); text-decoration: none; }
.manual-page a:hover { color: var(--accent-hover); text-decoration: underline; }

.crumbs {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.tm-sub { color: var(--text-secondary); font-size: 1rem; margin-bottom: 18px; }

/* page-boundary marker: keeps TM page citations usable */
.tm-page {
  margin: 22px 0 10px;
  font-size: 0.72rem;
  color: var(--text-muted);
  border-top: 1px dashed var(--border);
  padding-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* preformatted TM tables (troubleshooting, torque, RPSTL) */
.tm-table {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 14px;
  overflow-x: auto;
  font-size: 0.95rem;
  line-height: 1.45;
  color: var(--text-primary);
  margin: 12px 0;
}

/* WARNING / CAUTION / NOTE call-outs */
.tm-admonition {
  border-left: 4px solid var(--accent-b);
  background: var(--bg-panel);
  border-radius: var(--radius);
  padding: 10px 14px;
  margin: 14px 0;
  font-size: 1.05rem;
}
.tm-admonition strong { display: inline-block; margin-right: 8px; letter-spacing: 0.05em; }
.tm-warn { border-left-color: var(--danger); }
.tm-warn strong { color: var(--danger); }
.tm-caution { border-left-color: var(--accent-a); }
.tm-caution strong { color: var(--accent-a); }
.tm-note strong { color: var(--accent-b); }

/* figures: original 300-DPI line art is black-on-white — give it a white card */
.tm-figure {
  background: #fff;
  border-radius: var(--radius);
  padding: 10px;
  margin: 16px 0;
  box-shadow: var(--shadow);
}
.tm-figure img { display: block; max-width: 100%; height: auto; margin: 0 auto; }
.tm-figure figcaption {
  color: #333;
  font-size: 0.95rem;
  font-style: italic;
  text-align: center;
  padding-top: 6px;
}

.tm-end { color: var(--text-muted); font-style: italic; }

/* click-to-copy part numbers / NSNs in parts tables */
.pn {
  cursor: copy;
  border-bottom: 1px dotted var(--border-focus);
  border-radius: 2px;
  user-select: all;         /* selecting grabs exactly the value, no whitespace */
  -webkit-user-select: all;
}
.pn:hover { background: var(--bg-panel); border-bottom-color: var(--accent-a); }
/* js/manual.js makes these focusable (tabindex + role=button) so part numbers and
   NSNs are copyable by keyboard, not just by mouse -- give them a visible ring. */
.pn:focus-visible {
  outline: 2px solid var(--accent-a);
  outline-offset: 2px;
  background: var(--bg-panel);
}
.copy-toast {
  position: absolute;
  transform: translateX(-50%);
  background: var(--accent-a);
  color: #1a1a2e;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.15s;
  z-index: 50;
  white-space: nowrap;
}
.copy-toast.show { opacity: 1; }

/* engine landing TOC */
.toc-chapter { margin-top: 26px; }
.wp-toc { list-style: none; margin: 10px 0; }
.wp-toc li { padding: 5px 0; border-bottom: 1px solid var(--border); }
.wp-toc .wp-num {
  display: inline-block;
  min-width: 92px;
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* manuals hub cards */
.manual-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 16px; margin: 20px 0; }
.manual-card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow);
}
/* h2 for a valid outline (h1 -> h2); sized like the h3 it replaced */
.manual-card h2 { margin: 0 0 6px; color: var(--text-primary); font-size: 1.17em; }
.manual-card .tm-id { color: var(--text-muted); font-size: 0.8rem; }
.manual-card p { color: var(--text-secondary); font-size: 0.9rem; }
.manual-card .soon { color: var(--accent-a); font-size: 0.8rem; }

.pager {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 34px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  font-size: 0.9rem;
  flex-wrap: wrap;
}
.pager a { color: var(--accent-b); }

.manual-footer {
  max-width: 900px;
  margin: 0 auto;
  padding: 18px 20px 40px;
  color: var(--text-muted);
  font-size: 0.85rem;
  border-top: 1px solid var(--border);
}
.manual-footer a { color: var(--accent-b); }

@media (max-width: 700px) {
  .manual-page h1 { font-size: 1.4rem; }
  .tm-table { font-size: 0.82rem; }
}