/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 960px) {
  .hero-inner { grid-template-columns: 1fr; text-align: left; }
  .hero-visual { order: -1; max-width: 280px; margin: 0 auto 1.5rem; }
  .about-grid,
  .offer-grid,
  .contact-grid,
  .calc-widget {
    grid-template-columns: 1fr;
  }
  .hero-visual { max-width: 320px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 1130px) {
  .main-nav {
    position: fixed;
    top: var(--header-h);
    left: 0; right: 0;
    background: var(--void);
    border-bottom: 1px solid var(--hairline);
    flex-direction: column;
    padding: 1.5rem var(--content-pad);
    gap: 1.2rem;
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--dur-fast), transform var(--dur-fast);
  }
  .main-nav.is-open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }
  .nav-toggle { display: flex; }
  .nav-cta { display: none; }

  .form-row--split { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr; }
  .timeline-item { flex-basis: 200px; }
}