/* ==========================================================================
   RESPONSIVE.CSS — Breakpoints (1440px, 1280px, 1024px, 768px, 414px, 375px, 320px)
   ========================================================================== */
@media (max-width: 1140px) {
  .header-phone {
    display: none;
  }
  .trust-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .services-grid .service-card,
  .services-grid .service-card:nth-child(4),
  .services-grid .service-card:nth-child(5) {
    grid-column: span 6;
  }
  .showcase-editorial {
    grid-template-columns: 1fr;
  }
  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 960px) {
  :root {
    --section-py: var(--section-py-tablet);
  }

  .main-nav,
  .header-actions .btn {
    display: none;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .hero-grid,
  .about-grid,
  .arch-layout,
  .quotation-wrapper,
  .location-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .benefits-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .gallery-card,
  .gallery-card--wide {
    grid-column: span 6;
  }

  .lightbox-dialog {
    grid-template-columns: 1fr;
    max-height: 90vh;
    overflow-y: auto;
  }
}

@media (max-width: 680px) {
  :root {
    --section-py: var(--section-py-mobile);
    --container-pad: 18px;
  }

  .hero {
    padding-top: calc(74px + 28px);
    padding-bottom: 48px;
  }

  .hero-ctas {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-ctas .btn {
    width: 100%;
  }

  .hero-glass-card {
    position: static;
    margin-top: 14px;
    flex-direction: column;
    align-items: flex-start;
  }

  .trust-grid,
  .benefits-grid,
  .steps-grid,
  .about-pillars,
  .arch-spaces-list,
  .form-grid-2,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .services-grid .service-card,
  .services-grid .service-card:nth-child(4),
  .services-grid .service-card:nth-child(5),
  .gallery-card,
  .gallery-card--wide {
    grid-column: span 12;
  }

  .showcase-item {
    grid-template-columns: 1fr;
  }

  .showcase-item-thumb {
    aspect-ratio: 16 / 9;
  }

  .quotation-form-card,
  .quotation-info-card,
  .location-card,
  .social-card {
    padding: 26px 20px;
  }

  .final-cta {
    padding: 48px 22px;
  }

  .final-cta-buttons {
    flex-direction: column;
    align-items: stretch;
  }

  .floating-whatsapp {
    right: 16px;
    bottom: 16px;
  }

  .floating-whatsapp-tooltip {
    display: none;
  }

  .floating-whatsapp-btn {
    width: 54px;
    height: 54px;
  }
}

@media (max-width: 360px) {
  :root {
    --container-pad: 14px;
  }
  h1 {
    font-size: 1.95rem;
  }
  .btn {
    padding: 12px 18px;
    font-size: 0.9rem;
  }
}