/* ==========================================================================
   RESPONSIVE CSS — BUFFALO MANUFACTURA ARQUITECTÓNICA
   Mobile-First Breakpoint Overrides & Media Queries
   ========================================================================== */

/* --------------------------------------------------------------------------
   Desktop & Tablet Large (Max Width: 1280px)
   -------------------------------------------------------------------------- */
@media (max-width: 1280px) {
  :root {
    --site-gutter: 4vw;
    --space-xl: 5rem;
    --space-2xl: 8rem;
  }

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

  .process-timeline {
    grid-template-columns: repeat(3, 1fr);
    row-gap: 3rem;
  }
}

/* --------------------------------------------------------------------------
   Tablet Medium (Max Width: 1380px)
   -------------------------------------------------------------------------- */
@media (max-width: 1380px) {

  .desktop-nav,
  .header-cta {
    display: none;
  }

  .mobile-menu-btn {
    display: flex;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .manifesto-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .editorial-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }

  .grid-col-12,
  .grid-col-8,
  .grid-col-7,
  .grid-col-6,
  .grid-col-5,
  .grid-col-4 {
    grid-column: span 2;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 4rem;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }

  .project-meta-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }
}


@media (max-width: 768px) {
  :root {
    --header-height: 75px;
    --space-xl: 3.5rem;
    --space-2xl: 5rem;
  }

  .hero-section {
    min-height: 100svh;
    padding-top: calc(var(--header-height) + 1.5rem);
    padding-bottom: 2.5rem;
  }

  .hero-grid {
    gap: 1.5rem;
  }

  .heading-display {
    font-size: clamp(2rem, 8vw, 3.2rem);
    line-height: 1.02;
  }

  .heading-section {
    font-size: 1.8rem;
  }

  .hero-tagline {
    font-size: 0.7rem;
    gap: 1rem;
    letter-spacing: 0.22em;
  }

  .capabilities-grid {
    grid-template-columns: 1fr;
  }

  .process-timeline {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .editorial-grid {
    grid-template-columns: 1fr;
  }

  .grid-col-12,
  .grid-col-8,
  .grid-col-7,
  .grid-col-6,
  .grid-col-5,
  .grid-col-4 {
    grid-column: span 1;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    align-items: flex-start;
  }

  .hero-scroll-indicator {
    display: none;
  }
}

@media (max-height: 700px) and (orientation: landscape) {
  .hero-section {
    min-height: auto;
    padding-top: calc(var(--header-height) + 1rem);
    padding-bottom: 3rem;
  }

  .hero-grid {
    gap: 1.25rem;
  }

  .heading-display {
    font-size: clamp(1.8rem, 5vh, 2.8rem);
  }

  .hero-scroll-indicator {
    display: none;
  }
}

/* --------------------------------------------------------------------------
   Small Mobile Devices (Max Width: 430px, 390px, 375px, 320px)
   -------------------------------------------------------------------------- */
@media (max-width: 430px) {
  :root {
    --site-gutter: 5vw;
  }

  .hero-tagline {
    gap: 0.75rem;
    font-size: 0.68rem;
    letter-spacing: 0.2em;
    flex-wrap: wrap;
  }

  .subheading-editorial {
    max-width: 100%;
  }

  .btn-primary,
  .btn-outline {
    width: 100%;
    justify-content: center;
    padding: 1rem 1.25rem;
  }

  .hero-actions {
    flex-direction: column;
    width: 100%;
    gap: 0.85rem;
  }

  .brand-title {
    font-size: 1.05rem;
  }

  .brand-subtitle {
    font-size: 0.5rem;
  }

  .project-meta-grid {
    grid-template-columns: 1fr;
  }
}

/* --------------------------------------------------------------------------
   Store Product Grid, Materials Grid, Project Options & Shop Card Responsiveness
   -------------------------------------------------------------------------- */
.project-options-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  text-align: left;
}

.project-option-card {
  background: rgba(43, 18, 76, 0.04);
  padding: 2.5rem;
  border: 1px solid var(--color-border);
  transition: all var(--transition-fast);
}

.project-option-card:hover {
  border-color: var(--color-purpura-arquitectonico);
  background: #FFFFFF;
  box-shadow: 0 10px 30px rgba(43, 18, 76, 0.08);
}

@media (max-width: 1024px) {
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.75rem;
  }

  .materials-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }

  .material-card {
    padding: 2rem;
  }

  .project-options-grid {
    gap: 1.5rem;
  }

  .project-option-card {
    padding: 2rem;
  }

  .applications-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }

  .app-card {
    aspect-ratio: 4/3;
  }
}

@media (max-width: 640px) {
  .product-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .materials-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
    margin-top: 1.5rem;
  }

  .material-card {
    padding: 1.5rem 1.25rem;
  }

  .material-card .capability-title {
    font-size: 1.15rem;
    margin-bottom: 0.5rem;
  }

  .material-card .capability-desc {
    font-size: 0.88rem;
    line-height: 1.5;
  }

  .project-options-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .project-option-card {
    padding: 1.5rem 1.25rem;
  }

  .project-option-card .capability-title {
    font-size: 1.15rem;
    margin-bottom: 0.5rem;
  }

  .project-option-card .capability-desc {
    font-size: 0.88rem;
    margin-bottom: 1.25rem !important;
  }

  .applications-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .app-card {
    aspect-ratio: 16/9;
  }

  .app-card-content {
    padding: 1.25rem;
  }

  .app-card-title {
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
  }

  .app-card-desc {
    font-size: 0.82rem;
    margin-bottom: 0.5rem;
  }

  .shop-card-body {
    padding: 1.25rem;
  }

  .shop-card-title {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
  }

  .shop-card-price {
    font-size: 1.05rem;
    margin-bottom: 1rem;
  }

  .shop-card-actions {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }

  .shop-card-actions .btn-sm {
    text-align: center;
    width: 100%;
    padding: 0.75rem 0.5rem;
  }

  .shop-badge {
    font-size: 0.6rem;
    padding: 0.25rem 0.5rem;
    top: 0.75rem;
    left: 0.75rem;
  }

  .wishlist-btn {
    width: 32px;
    height: 32px;
    top: 0.75rem;
    right: 0.75rem;
  }
}