/* =============================================
   KLARO ENTRÜMPELUNG – responsive.css
   Hamburger-Menü & Media Queries
   ============================================= */

/* ── HAMBURGER MENU ── */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 1.6rem;
  height: 1.2rem;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
  z-index: 200;
}
.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}
.nav-toggle.open span:nth-child(1) { transform: translateY(9px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-9px) rotate(-45deg); }

/* ── TABLET / GROSSES HANDY (< 900px) ── */
@media (max-width: 900px) {
  nav { padding: 1rem 1.5rem; }

  .nav-toggle { display: flex; }

  .nav-links {
    display: flex;
    flex-direction: column;
    gap: 0;
    position: fixed;
    top: 0; left: 0; right: 0;
    background: rgba(243, 250, 255, 0.98);
    backdrop-filter: blur(12px);
    padding: 5rem 2rem 2rem;
    transform: translateY(-100%);
    transition: transform 0.35s ease;
    z-index: 150;
    list-style: none;
  }
  .nav-links.open { transform: translateY(0); }
  .nav-links li { border-bottom: 1px solid var(--outline-variant); }
  .nav-links a {
    display: block;
    padding: 1rem 0;
    font-size: 1rem;
    letter-spacing: 0.02em;
  }
  .nav-cta {
    display: inline-block;
    margin-top: 1rem;
    padding: 0.75rem 1.5rem !important;
  }

  .hero { grid-template-columns: 1fr; }
  .hero-text { padding: 7rem 1.5rem 3rem; }
  .hero-visual { display: none; }

  section { padding: 4rem 1.5rem; }

  .leistungen-header { grid-template-columns: 1fr; gap: 1.5rem; }
  .leistungen-grid { grid-template-columns: 1fr 1fr; }

  .ablauf-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .ablauf-grid::before { display: none; }

  .vorteile { grid-template-columns: 1fr; }
  .vorteile-left, .vorteile-right { padding: 4rem 1.5rem; }

  .kontakt-grid { grid-template-columns: 1fr; gap: 3rem; }
  .form-row { grid-template-columns: 1fr; }

  footer { flex-direction: column; gap: 1.5rem; text-align: center; padding: 2.5rem 1.5rem; }
}

/* ── KLEINES HANDY (< 480px) ── */
@media (max-width: 480px) {
  .hero h1 { font-size: clamp(2.4rem, 10vw, 3.5rem); }
  .hero-text { padding: 6rem 1.2rem 2.5rem; }
  .hero-btns { flex-direction: column; }
  .btn-primary, .btn-outline { text-align: center; }

  section { padding: 3rem 1.2rem; }

  .leistungen-grid { grid-template-columns: 1fr; }
  .leistung-card { padding: 2rem; }

  .ablauf-grid { grid-template-columns: 1fr; gap: 2rem; }
  .ablauf-step { padding: 0 1rem; }

  .vorteile-left, .vorteile-right { padding: 3rem 1.2rem; }

  .kontakt-grid { gap: 2rem; }
  .section-title { font-size: clamp(1.8rem, 7vw, 2.5rem); }

  footer { padding: 2rem 1.2rem; }
  .footer-links { flex-direction: column; gap: 0.8rem; }

  .danke-card { padding: 2.5rem 1.5rem; }
  .danke-card h1 { font-size: 1.8rem; }
}