.research-layout { grid-template-columns: 245px minmax(0, 790px) 190px; }
.research-source {
  margin: 0 0 34px;
  padding: clamp(22px, 4vw, 30px);
  border: 1px solid oklch(86% 0.055 65);
  border-radius: 14px;
  background: linear-gradient(145deg, var(--bg-cream), #fff 72%);
}
.research-source-with-image {
  display: grid;
  grid-template-columns: minmax(180px, 240px) minmax(0, 1fr);
  gap: clamp(24px, 5vw, 42px);
  align-items: center;
}
.research-source img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: 10px;
  box-shadow: var(--shadow-soft);
}
.research-source-label {
  margin: 0 0 18px;
  color: var(--accent-deep);
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.research-source dl { margin: 0 0 20px; }
.research-source dl div { padding: 10px 0; border-top: 1px solid var(--rule); }
.research-source dl div:last-child { border-bottom: 1px solid var(--rule); }
.research-source dt { color: var(--ink-3); font-size: .78rem; font-weight: 650; text-transform: uppercase; letter-spacing: .05em; }
.research-source dd { margin: 3px 0 0; color: var(--ink); font-size: .95rem; line-height: 1.45; }
.research-source a { color: #963917; font-size: .9rem; font-weight: 700; text-underline-offset: 3px; }
.research-cards { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; margin: 34px 0; }
.research-card {
  padding: 25px;
  border: 1px solid var(--rule);
  border-radius: 12px;
  background: var(--bg-card);
  color: inherit;
  text-decoration: none;
  overflow: hidden;
  transition: transform .18s var(--ease-out-q), border-color .18s ease;
}
.research-card:hover { transform: translateY(-2px); border-color: var(--accent-deep); }
.research-card-with-image { padding: 0; }
.research-card-with-image > img { display: block; width: 100%; aspect-ratio: 16 / 10; object-fit: cover; }
.research-card-with-image > div { padding: 22px; }
.research-card h2 { margin: 0; font-size: 1.15rem; line-height: 1.35; }
.research-card h2 span { color: #963917; }
.research-card p { margin: 10px 0 0; color: var(--ink-2); font-size: .95rem; line-height: 1.55; }
.research-card .research-card-meta { margin: 0 0 8px; color: var(--accent-deep); font-size: .72rem; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; }
.research-prose strong { color: var(--ink); }
@media (max-width: 1200px) { .research-layout { grid-template-columns: 220px minmax(0, 1fr); } }
@media (max-width: 760px) {
  .research-layout { grid-template-columns: minmax(0, 1fr); }
  .research-cards, .research-source-with-image { grid-template-columns: 1fr; }
  .research-source img { max-width: 320px; }
}
@media (prefers-reduced-motion: reduce) { .research-card { transition: none; } }