/* Help / knowledge-base layout — uses the portal.css design tokens. */

.help-shell {
  display: flex;
  gap: 48px;
  align-items: flex-start;
  padding: 48px 24px 96px;
  max-width: 1080px;
  margin: 0 auto;
}

/* ── Sidebar ──────────────────────────────────────────────────────────── */
.help-sidebar {
  position: sticky;
  top: calc(var(--nav-h, 64px) + 24px);
  flex: 0 0 240px;
  font-size: 14px;
}
.help-sidebar-title {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: 12px;
}
.help-sidebar-title a { color: inherit; text-decoration: none; }
.help-sidebar ul { list-style: none; margin: 0; padding: 0; }
.help-sidebar li { margin: 0; }
.help-sidebar li a {
  display: block;
  padding: 7px 12px;
  border-radius: 8px;
  color: var(--text-secondary);
  text-decoration: none;
  line-height: 1.35;
  transition: background 0.12s, color 0.12s;
}
.help-sidebar li a:hover { background: var(--accent-subtle); color: var(--text); }
.help-sidebar li.active a {
  background: var(--accent-light);
  color: var(--accent-dark);
  font-weight: 600;
}

/* ── Article ──────────────────────────────────────────────────────────── */
.help-article {
  flex: 1 1 auto;
  min-width: 0;
  max-width: 720px;
  color: var(--text-secondary);
  line-height: 1.7;
  font-size: 16px;
}
.help-back {
  display: inline-block;
  margin-bottom: 20px;
  font-size: 14px;
  color: var(--text-muted);
  text-decoration: none;
}
.help-back:hover { color: var(--accent); }

.help-article h1 {
  font-size: clamp(28px, 4vw, 38px);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--text);
  margin: 0 0 20px;
}
.help-article h2 {
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
  margin: 40px 0 12px;
  padding-top: 8px;
}
.help-article h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
  margin: 28px 0 8px;
}
.help-article p { margin: 0 0 16px; }
.help-article a { color: var(--accent); text-decoration: none; }
.help-article a:hover { text-decoration: underline; }
.help-article strong { color: var(--text); font-weight: 650; }

.help-article ul, .help-article ol { margin: 0 0 16px; padding-left: 24px; }
.help-article li { margin: 6px 0; }

.help-article hr {
  border: 0;
  border-top: 1px solid var(--border);
  margin: 36px 0;
}

.help-article blockquote {
  margin: 0 0 16px;
  padding: 12px 18px;
  border-left: 3px solid var(--accent);
  background: var(--accent-subtle);
  border-radius: 0 8px 8px 0;
  color: var(--text-secondary);
}
.help-article blockquote p:last-child { margin-bottom: 0; }

.help-article code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.88em;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 1px 6px;
}

/* ── Tables ───────────────────────────────────────────────────────────── */
.help-article table {
  width: 100%;
  border-collapse: collapse;
  margin: 0 0 20px;
  font-size: 14.5px;
  display: block;
  overflow-x: auto;
}
.help-article th, .help-article td {
  border: 1px solid var(--border);
  padding: 9px 12px;
  text-align: left;
  vertical-align: top;
}
.help-article th {
  background: var(--bg-alt);
  color: var(--text);
  font-weight: 650;
  white-space: nowrap;
}

/* ── Responsive ───────────────────────────────────────────────────────── */
@media (max-width: 820px) {
  .help-shell { flex-direction: column; gap: 24px; padding: 32px 20px 64px; }
  .help-sidebar {
    position: static;
    flex-basis: auto;
    width: 100%;
    border-bottom: 1px solid var(--border);
    padding-bottom: 16px;
  }
  .help-sidebar ul {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
  }
  .help-sidebar li a { padding: 6px 10px; }
  .help-article { max-width: 100%; }
}