/* Homepage layout */

.home-container {
  max-width: 900px;
  margin: 0 auto;
  padding: 4rem 1.5rem 6rem;
}

.hero {
  padding: 1.5rem 0 3rem;
  border-bottom: 1px solid #e5e7eb;
}

.hero h1 {
  margin: 0 0 0.8rem;
  font-size: clamp(2.8rem, 6vw, 4.5rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.05;
}

.position {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 600;
}

.affiliation {
  margin: 0.25rem 0 1.8rem;
  font-size: 1.08rem;
  color: #6c757d;
}

.intro {
  max-width: 780px;
  margin-bottom: 1.8rem;
  font-size: 1.12rem;
  line-height: 1.75;
}

.home-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.home-buttons .btn {
  padding: 0.65rem 1.1rem;
  border-radius: 0.4rem;
  font-weight: 500;
}

.home-section {
  padding-top: 2.4rem;
}

.home-section h2 {
  margin-bottom: 1rem;
  border-bottom: none;
  font-size: 1.5rem;
}

.research-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.research-tags span {
  padding: 0.5rem 0.85rem;
  border: 1px solid #dee2e6;
  border-radius: 999px;
  background: #f8f9fa;
  font-size: 0.95rem;
}

@media (max-width: 600px) {
  .home-container {
    padding-top: 2.5rem;
  }

  .hero h1 {
    font-size: 2.7rem;
  }

  .position {
    font-size: 1.1rem;
  }

  .intro {
    font-size: 1rem;
  }
}