/* Secondary concept pages (products index, support, privacy, contact) */

.page-hero {
  padding: 40px 0 28px;
  border-bottom: 1px solid var(--line);
}
.page-hero h1 {
  font-weight: 700;
  font-size: clamp(1.75rem, 3vw, 2.4rem);
  letter-spacing: -0.02em;
  line-height: 1.15;
  max-width: 18ch;
  margin-bottom: 12px;
}
.page-hero .lede {
  color: var(--muted);
  font-size: 1.02rem;
  max-width: 48ch;
  line-height: 1.55;
  margin-bottom: 0;
}
.page-hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 32px;
  align-items: start;
}
.page-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--muted);
  margin-bottom: 12px;
}
.page-kicker::before {
  content: "";
  width: 3px;
  height: 12px;
  background: var(--accent);
  border-radius: 1px;
}

.page-section { padding: 40px 0; }
.page-section.paper-band {
  background: var(--paper-deep);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.page-heading {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  align-items: start;
}
.page-heading h2 {
  font-weight: 700;
  font-size: clamp(1.25rem, 2vw, 1.55rem);
  letter-spacing: -0.02em;
  line-height: 1.2;
  max-width: 22ch;
}
.page-heading p { color: var(--muted); line-height: 1.55; max-width: 42ch; }
.page-heading a { color: var(--accent); font-weight: 600; }

.product-feature {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  align-items: center;
  background: var(--paper-deep);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 28px;
  margin-bottom: 20px;
}
.product-feature .status-line {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--accent);
  margin-bottom: 8px;
}
.product-feature h2 {
  font-weight: 700;
  font-size: 1.6rem;
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}
.product-feature h3 {
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: -0.015em;
  margin-bottom: 8px;
}
.product-feature p {
  color: var(--muted);
  margin-bottom: 18px;
  line-height: 1.55;
  max-width: 40ch;
}
.product-feature figure {
  background: var(--ink);
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--line);
}
.product-feature img { width: 100%; }
.product-feature figcaption {
  padding: 10px 14px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: #A8B0B6;
  background: var(--ink);
}
.product-note {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 22px 24px;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
}
.product-note strong {
  display: block;
  font-weight: 700;
  margin-bottom: 4px;
  letter-spacing: -0.015em;
}
.product-note p { color: var(--muted); font-size: 0.94rem; line-height: 1.55; max-width: 48ch; }

.support-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.support-card {
  background: var(--paper-deep);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 24px;
}
.support-card h2 {
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  margin: 8px 0 10px;
}
.support-card p {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.55;
  margin-bottom: 14px;
}

.contact-list { display: grid; gap: 12px; }
.contact-row {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 8px 20px;
  align-items: baseline;
  padding: 18px 20px;
  background: var(--paper-deep);
  border: 1px solid var(--line);
  border-radius: 12px;
}
.contact-row .label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--muted);
  text-transform: uppercase;
}
.contact-row a {
  color: var(--accent);
  font-weight: 600;
  font-size: 1.05rem;
}
.contact-row p {
  grid-column: 2;
  color: var(--muted);
  font-size: 0.92rem;
}

.reading-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 36px;
  align-items: start;
}
.reading-nav {
  position: sticky;
  top: 24px;
  background: var(--paper-deep);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px 18px;
}
.reading-nav p {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--muted);
  margin-bottom: 10px;
}
.reading-nav ul { list-style: none; display: grid; gap: 6px; }
.reading-nav a {
  font-size: 13.5px;
  font-weight: 500;
  color: var(--ink);
}
.reading-nav a:hover { color: var(--accent); }
.prose { max-width: 68ch; }
.prose .updated {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 14px;
}
.prose .notice {
  background: var(--paper-deep);
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  border-radius: 10px;
  padding: 14px 16px;
  margin-bottom: 28px;
  font-size: 0.95rem;
  line-height: 1.55;
}
.prose h2 {
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  margin: 28px 0 10px;
  scroll-margin-top: 24px;
}
.prose h3 {
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.015em;
  margin: 20px 0 8px;
}
.prose p {
  color: var(--muted);
  margin-bottom: 12px;
  line-height: 1.6;
}
.prose ul {
  margin: 0 0 14px 1.2rem;
  color: var(--muted);
  display: grid;
  gap: 6px;
  line-height: 1.55;
}
.prose a {
  color: var(--accent);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
}

@media (max-width: 900px) {
  .page-hero-grid,
  .page-heading,
  .product-feature,
  .support-grid,
  .reading-layout,
  .contact-row { grid-template-columns: 1fr; }
  .reading-nav { position: static; }
  .product-note { flex-direction: column; align-items: start; }
  .contact-row p { grid-column: 1; }
}