@media (max-width: 1024px) {
  section { padding: 90px 0; }
  .container { padding: 0 28px; }
  .intro-grid, .why-grid, .about-grid, .approach-inner, .contact-grid { grid-template-columns: 1fr; gap: 50px; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .testimonial-grid { grid-template-columns: 1fr; }
  .philosophy-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .showcase-grid { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 280px; }
  .showcase-item.large, .showcase-item.wide { grid-row: span 1; grid-column: span 2; }
}

@media (max-width: 768px) {
  section { padding: 70px 0; }
  .container { padding: 0 22px; }
  
  .nav-toggle { display: flex; }
  .nav-close { display: block; }
  .main-nav {
    position: fixed;
    top: 0; right: -100%;
    width: 80%;
    max-width: 360px;
    height: 100vh;
    background: var(--bg);
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    padding: 60px 40px;
    gap: 28px;
    transition: right 0.4s ease;
    box-shadow: -10px 0 40px rgba(0,0,0,0.1);
  }
  .main-nav.open { right: 0; }
  .main-nav a { font-size: 1.4rem; font-family: var(--serif); }

  .hero { min-height: 90vh; }
  .hero-content { padding-top: 120px; padding-bottom: 100px; }
  .hero-ctas { flex-direction: column; align-items: stretch; }
  .hero-ctas .btn { text-align: center; }

  .services-grid { grid-template-columns: 1fr; }
  .showcase-grid { grid-template-columns: 1fr; grid-auto-rows: 280px; }
  .showcase-item.large, .showcase-item.wide { grid-column: span 1; }

  .cta-inner { padding: 60px 28px; }
  .contact-form { padding: 32px 24px; }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
  .about-image img { height: 420px; }
  .page-hero { padding: 160px 0 70px; }
}

@media (max-width: 480px) {
  section { padding: 60px 0; }
  .hero-content h1 { font-size: 2.4rem; }
  .btn { padding: 14px 26px; font-size: 0.88rem; }
}