/* Responsive refinements for all screen sizes */
@media (max-width: 991px) {
  .navbar-collapse {
    padding-top: 1rem;
  }

  .navbar-nav .nav-item {
    width: 100%;
    margin: 0.2rem 0;
  }

  .theme-toggle {
    margin-left: 0;
    margin-top: 0.6rem;
    width: fit-content;
  }

  .carousel-caption {
    text-align: center;
  }
}

@media (max-width: 768px) {
  .section {
    padding: 4.5rem 0;
  }

  .carousel-caption h1 {
    font-size: 2rem;
  }

  .carousel-caption p {
    font-size: 0.95rem;
  }

  .page-message,
  .contact-card {
    padding: 2rem 1.2rem;
  }
}

@media (max-width: 576px) {
  .navbar-brand .brand-text strong {
    font-size: 0.95rem;
  }

  .navbar-brand .brand-text small {
    display: none;
  }

  .carousel-caption {
    top: 58%;
  }

  .carousel-caption .btn {
    width: 100%;
  }
}