/* Mobile-first breakpoints */
@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .main-nav {
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    align-items: stretch;
    padding: var(--space-4);
    gap: var(--space-4);
    display: none;
  }

  .main-nav.open {
    display: flex;
  }

  .main-nav > a {
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-md);
  }

  .main-nav > a:hover {
    background: var(--color-elevated);
  }

  .nav-auth {
    margin-left: 0;
    padding-left: 0;
    border-left: none;
    flex-direction: column;
    width: 100%;
  }

  .nav-auth .btn {
    width: 100%;
  }

  .site-main {
    padding: var(--space-4) 0;
  }

  .hero {
    padding: var(--space-8) 0;
  }

  .hero-actions {
    flex-direction: column;
    width: 100%;
  }

  .hero-actions .btn {
    width: 100%;
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .container {
    max-width: 960px;
  }
}