.institutional-hero {
  background:
    radial-gradient(circle at 15% 15%, rgba(208, 187, 108, 0.12), transparent 24%),
    linear-gradient(145deg, #10283d, #0b1725);
  color: #f9fafb;
  padding: 5rem 0 4rem;
}

.institutional-hero .section-kicker { color: #d0bb6c; }
.institutional-hero .section-title { color: #ffffff; }
.institutional-hero .section-subtitle { color: #d9dee4; }

.institutional-content {
  padding: 4rem 0;
}

.institutional-grid {
  display: grid;
  gap: 2.8rem;
  grid-template-columns: minmax(0, 1fr) 240px;
}

.institutional-article {
  max-width: 780px;
}

.institutional-section {
  border-bottom: 1px solid var(--border-soft);
  margin-bottom: 2rem;
  padding-bottom: 1.2rem;
}

.institutional-section h2 {
  color: var(--primary);
  font-size: 1.45rem;
  margin-bottom: 0.9rem;
}

.institutional-section p {
  color: #374151;
  line-height: 1.8;
  margin-bottom: 1rem;
}

.institutional-notice,
.author-card {
  background: #f8fafc;
  border: 1px solid #e5e7eb;
  border-radius: 16px;
  padding: 1.35rem;
}

.institutional-notice {
  border-left: 4px solid #d0bb6c;
  color: #4b5563;
  line-height: 1.65;
  margin: 1.5rem 0 2rem;
}

.author-card {
  align-self: start;
  position: sticky;
  top: 6rem;
  text-align: center;
}

.author-card img {
  height: 80px;
  margin: 0 auto 1rem;
  width: 80px;
}

.author-card strong,
.author-card span { display: block; }
.author-card span { color: var(--muted); font-size: 0.88rem; margin-top: 0.3rem; }

.institutional-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 2rem;
}

@media (max-width: 760px) {
  .institutional-grid { grid-template-columns: 1fr; }
  .author-card { order: -1; position: static; }
  .institutional-actions { flex-direction: column; }
}