@media (max-width: 768px) {
  .container {
    padding: 0 1rem;
  }

  .site-header {
    padding: 1rem 0;
  }

  .header-inner {
    flex-direction: column;
    gap: 1rem;
  }

  .header-inner::before,
  .header-inner::after {
    display: none;
  }

  .site-logo a {
    font-size: 1.8rem;
  }

  .site-nav ul {
    flex-direction: column;
    gap: 0;
    width: 100%;
  }

  .site-nav a {
    width: 100%;
    text-align: center;
    border-left: none;
    border-top: 1px solid var(--glass-border);
  }

  .site-nav li:last-child a {
    border-right: none;
    border-bottom: 1px solid var(--glass-border);
  }

  .section.head {
    padding: 5rem 0;
  }

  .section.head h1 {
    font-size: 2.5rem;
  }

  .section.head h1::before,
  .section.head h1::after {
    display: none;
  }

  .section.head p {
    font-size: 1rem;
  }

  .section header h2 {
    font-size: 2rem;
  }

  .footer-columns {
    flex-direction: column;
    gap: 2rem;
  }

  .footer-links ul {
    flex-direction: column;
    gap: 0;
  }

  .footer-links a {
    border-left: none;
    border-top: 1px solid var(--glass-border);
  }

  .footer-links li:last-child a {
    border-right: none;
    border-bottom: 1px solid var(--glass-border);
  }
}