html {
  scroll-padding-top: 4.5rem;
}

.teacher-bar {
  position: sticky;
  top: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  margin: 0;
  padding: 0.35rem 0.85rem;
  background: #10261c;
  color: #f4f1ea;
  font-family: "Segoe UI", "Helvetica Neue", sans-serif;
  font-size: 0.95rem;
  line-height: 1.3;
  border-bottom: 3px solid #a6843d;
}

.about-nova {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.3rem 0.7rem;
  min-height: 2.75rem;
  padding: 0.15rem 0.1rem;
  color: #f7f4ee;
  font-weight: 700;
  text-decoration: none;
}

.about-nova-brand {
  letter-spacing: 0.12em;
}

.about-nova-label {
  color: #f0d48a;
  font-size: 0.84rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.about-nova:hover .about-nova-label {
  color: #fff8e8;
}

@media (max-width: 420px) {
  .teacher-bar {
    padding: 0.25rem 0.7rem;
  }

  .about-nova {
    gap: 0.2rem 0.45rem;
    font-size: 0.9rem;
  }
}