/* ──────────────────────────────────────────────────────────
   hea_page_layout.css — Shared 2-column layout with sticky sidebar
   Adapted from homepage home_new.css .nh-layout / .nh-rail pattern
   ────────────────────────────────────────────────────────── */

/* ── Grid: main content + 280px sidebar ── */
.hea-page-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 42px;
  align-items: start;
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 40px 0 0;
}

/* ── Sticky sidebar ── */
.hea-page-rail {
  position: sticky;
  top: 96px;
  display: grid;
  gap: 14px;
  padding-top: 0.5rem;
}

/* ── Sidebar card box ── */
.hea-page-rail-box {
  border: 1px solid var(--line, #e2e2e2);
  border-radius: 8px;
  background: var(--surface, #ffffff);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
  padding: 18px;
}

.hea-page-rail-box h4 {
  margin: 0 0 12px;
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--brand1, #f18f01);
}

.hea-page-rail-box a {
  display: block;
  padding: 8px 0;
  border-top: 1px solid var(--line, #e8e8e8);
  color: var(--text, #1a1a1a);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 600;
  transition: color 120ms ease;
}

.hea-page-rail-box a:first-of-type {
  border-top: none;
}

.hea-page-rail-box a:hover {
  color: var(--brand1, #f18f01);
}

/* ── Sidebar CTA box (Ask the HEA Guide) ── */
.hea-page-rail-cta {
  border: 1px solid color-mix(in oklab, var(--brand1, #f18f01) 24%, var(--line, #e2e2e2));
  border-radius: 8px;
  background: color-mix(in oklab, var(--brand1, #f18f01) 4%, var(--surface, #ffffff));
  padding: 18px;
}

.hea-page-rail-cta h4 {
  margin: 0 0 8px;
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--brand1, #f18f01);
}

.hea-page-rail-cta p {
  margin: 0 0 14px;
  font-size: 0.92rem;
  line-height: 1.5;
  color: var(--text-muted, #555);
}

.hea-page-rail-cta .rail-cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 0 16px;
  border: none;
  border-radius: 6px;
  background: var(--brand1, #f18f01);
  color: #ffffff;
  font-weight: 700;
  font-size: 0.88rem;
  text-decoration: none;
  transition: transform 120ms ease, opacity 120ms ease;
}

.hea-page-rail-cta .rail-cta-btn:hover {
  transform: translateY(-1px);
  opacity: 0.92;
}

/* ── Responsive ── */
@media (max-width: 980px) {
  .hea-page-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .hea-page-rail {
    position: static;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 14px;
  }
}

@media (max-width: 700px) {
  .hea-page-rail {
    grid-template-columns: 1fr;
  }
}

/* ── Dark mode ── */
@media (prefers-color-scheme: dark) {
  .hea-page-rail-box {
    border-color: rgba(255, 255, 255, 0.12);
    background: rgba(255, 255, 255, 0.04);
  }
  .hea-page-rail-box a {
    color: rgba(255, 255, 255, 0.88);
    border-top-color: rgba(255, 255, 255, 0.08);
  }
  .hea-page-rail-cta {
    border-color: rgba(255, 195, 113, 0.18);
    background: rgba(255, 195, 113, 0.04);
  }
  .hea-page-rail-cta p {
    color: rgba(255, 255, 255, 0.7);
  }
}