/* ============================================================
   RESEARCH PAGE — compact entry list style
   ============================================================ */

.research-group-label {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent-2);
  border-bottom: 2px solid var(--color-accent);
  padding-bottom: var(--space-3);
  margin-top: var(--space-16);
  margin-bottom: var(--space-8);
  display: inline-block;
}

.research-entry {
  padding-block: var(--space-8);
  border-bottom: 1px solid var(--color-divider);
}
.research-entry:last-of-type { border-bottom: none; }

.research-entry-header {
  display: flex;
  gap: var(--space-5);
  align-items: flex-start;
  margin-bottom: var(--space-4);
}
.research-entry-num {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-accent-2);
  opacity: 0.45;
  line-height: 1;
  flex-shrink: 0;
  min-width: 36px;
  padding-top: 3px;
}
.research-entry-title {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-3);
  line-height: 1.3;
}
.research-entry-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}
.research-entry-body {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: var(--space-4);
  max-width: unset;
  padding-left: calc(36px + var(--space-5));
}
.research-entry-ref {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  line-height: 1.6;
  padding-left: calc(36px + var(--space-5));
  font-style: italic;
  max-width: unset;
}
.research-entry-ref a { color: var(--color-accent); font-style: normal; }
.research-entry-ref a:hover { text-decoration: underline; }

@media (max-width: 620px) {
  .research-entry-header { flex-direction: column; gap: var(--space-2); }
  .research-entry-body,
  .research-entry-ref { padding-left: 0; }
}

/* ============================================================
   RESEARCH ENTRY — two-column layout with image
   ============================================================ */

.research-entry-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
  align-items: start;
  padding-left: calc(36px + var(--space-5));
}

.research-entry-text {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.research-entry-image {
  width: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  flex-shrink: 0;
}

.research-entry-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  aspect-ratio: 4 / 3;
}

/* No-image entries keep original single-column layout */
.research-entry-body,
.research-entry-ref {
  padding-left: calc(36px + var(--space-5));
}

/* Inside two-column, remove left padding (already handled by grid) */
.research-entry-inner .research-entry-body,
.research-entry-inner .research-entry-ref {
  padding-left: 0;
}

@media (max-width: 860px) {
  .research-entry-inner {
    grid-template-columns: 1fr;
    padding-left: 0;
  }
  .research-entry-image {
    order: -1;
  }
}