/* =============================================
   Responsive Design - Dr. Tatzel & Kollegen
   ============================================= */

/* --- Tablet (max 1024px) --- */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .hero { min-height: 70vh; }
}

/* --- Mobile-Tablet Break (max 768px) --- */
@media (max-width: 768px) {
  :root { --header-height: 70px; }

  .mobile-toggle { display: flex; }

  .nav-wrapper {
    position: fixed;
    top: 0;
    right: -100%;
    width: 85%;
    max-width: 360px;
    height: 100vh;
    background: var(--white);
    box-shadow: var(--shadow-xl);
    padding: 90px 24px 40px;
    overflow-y: auto;
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 999;
  }

  .nav-wrapper.open { right: 0; }

  .main-nav {
    flex-direction: column;
    gap: 0;
    align-items: stretch;
  }

  .main-nav > li > a {
    padding: 14px 16px;
    font-size: 1rem;
    border-bottom: 1px solid var(--border);
  }

  .dropdown {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    padding: 0;
    background: var(--light);
    border-radius: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }

  .main-nav > li.dropdown-open > .dropdown {
    max-height: 600px;
  }

  .dropdown a {
    padding: 12px 16px 12px 32px;
    border-bottom: 1px solid var(--border);
    border-radius: 0;
  }

  .mobile-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    z-index: 998;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
  }

  .mobile-overlay.show { opacity: 1; visibility: visible; }

  .grid-2 { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr; }

  .hero { min-height: auto; padding: 60px 0 80px; }
  .hero h1 { font-size: 1.8rem; }
  .hero p { font-size: 1rem; }
  .hero-actions { flex-direction: column; }
  .hero-badges { flex-direction: column; }

  .section { padding: 50px 0; }

  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }

  .form-row { grid-template-columns: 1fr; }

  .cookie-inner { flex-direction: column; text-align: center; }

  .page-header { padding: 100px 0 40px; }
}

/* --- Small Mobile (max 480px) --- */
@media (max-width: 480px) {
  .container { padding: 0 16px; }
  h1 { font-size: 1.6rem; }
  h2 { font-size: 1.4rem; }
  .btn { padding: 12px 24px; font-size: 0.9rem; width: 100%; justify-content: center; }
  .hero-badge { font-size: 0.82rem; padding: 6px 14px; }
  .team-avatar { width: 110px; height: 110px; font-size: 2.5rem; }
  .card-body { padding: 20px; }
  .praxis-card .card-header { padding: 20px; }
}