/* ── Hero Section ──────────────────────────────────────────── */
.hero {
  max-width: 1060px;
  margin: 0 auto;
  padding: 4rem 2rem 4.5rem;
}

.hero-main {
  display: flex;
  align-items: flex-start;
  gap: 3.5rem;
}

.hero-photo {
  flex: 0 0 auto;
}

.hero-photo img {
  width: 240px;
  height: 320px;
  object-fit: cover;
  border-radius: 18px;
  box-shadow: 0 20px 45px rgba(15, 23, 42, 0.18);
  display: block;
}

.hero-content {
  text-align: left;
  flex: 1 1 auto;
  min-width: 0;
}

.hero-title {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: -1px;
  line-height: 1.05;
  color: var(--dark);
  margin-bottom: 1.4rem;
}

.hero-role-block {
  border-left: 3px solid var(--accent);
  padding-left: 1rem;
  margin-bottom: 1.4rem;
}

.hero-role {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 0.15rem;
}

.hero-affil {
  font-size: 0.95rem;
  color: var(--dark);
  margin-bottom: 0.15rem;
}

.hero-advisor {
  font-size: 0.92rem;
  color: var(--mid);
}

.hero-divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 0 0 1.4rem;
}

.hero-text h1 {
  font-size: 2.5rem;
  font-weight: 700;
  letter-spacing: -1px;
  line-height: 1.1;
  margin-bottom: 0.4rem;
}

.hero-email {
  font-size: 0.88rem;
  color: var(--mid);
  margin-bottom: 1.8rem;
}

.hero-role {
  font-size: 0.95rem;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 0.2rem;
}

.hero-inst {
  font-size: 0.85rem;
  color: var(--mid);
  margin-bottom: 1.4rem;
}

.hero-bio {
  font-size: 0.95rem;
  color: var(--mid);
  margin-bottom: 0.9rem;
  max-width: none;
  text-align: left;
}

.hero-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 1.4rem;
  justify-content: flex-start;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.42rem 0.95rem;
  border-radius: var(--radius);
  font-size: 0.82rem;
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-weight: 600;
  transition: all 0.15s;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}

.btn-primary:hover {
  background: #1d4ed8;
  text-decoration: none;
}

.btn-gh {
  border: 1.5px solid var(--border);
  color: var(--mid);
  background: var(--bg);
}

.btn-gh:hover {
  border-color: var(--accent);
  color: var(--accent);
  text-decoration: none;
}

.btn-outline {
  border: 1.5px solid var(--border);
  color: var(--mid);
  background: var(--bg);
}

.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  text-decoration: none;
}