/* ===================================================================
   CLARAMOUR - RESPONSIVE & MOBILE ADAPTATIONS (P0 Requirement)
   Specs: Phone, Tablet (Portrait & Landscape), Touch interactions
   =================================================================== */

/* Mobile header toggle */
.mobile-nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: var(--text-main);
  background: var(--bg-card);
  border: 1px solid var(--border-light);
}

/* Bottom mobile navigation bar */
.mobile-bottom-nav {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 60px;
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border-top: 1px solid var(--border-light);
  box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.06);
  z-index: 100;
  align-items: center;
  justify-content: space-around;
  padding: 0 10px;
}
.mobile-nav-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  min-width: 48px;
  height: 48px;
  color: var(--text-muted);
  font-size: 0.68rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
}
.mobile-nav-btn svg, .mobile-nav-btn span.icon {
  font-size: 1.25rem;
}
.mobile-nav-btn.active {
  color: var(--color-primary);
}

/* -------------------------------------------------------------------
   TABLET LANDSCAPE & DESKTOP MEDIUM (< 1200px)
   ------------------------------------------------------------------- */
@media (max-width: 1200px) {
  .gallery-grid {
    grid-template-columns: repeat(6, 1fr);
  }
  .card-chambre-douce { grid-column: span 3; }
  .card-facade-jardin { grid-column: span 3; }
  .card-col-right { grid-column: span 6; flex-direction: row; }
  .card-col-right > * { flex: 1; }
  .card-bottom-1 { grid-column: span 3; }
  .card-bottom-2 { grid-column: span 3; }
  .card-bottom-3 { grid-column: span 3; }
  .card-bottom-4 { grid-column: span 3; }
  
}

/* -------------------------------------------------------------------
   TABLET PORTRAIT (< 992px)
   ------------------------------------------------------------------- */
@media (max-width: 992px) {
  .sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    transform: translateX(-100%);
    box-shadow: var(--shadow-lg);
    z-index: 150;
  }
  .sidebar.open {
    transform: translateX(0);
  }

  .sidebar-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 140;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-normal);
  }
  .sidebar.open + .sidebar-backdrop {
    opacity: 1;
    visibility: visible;
  }

  .mobile-nav-toggle {
    display: flex;
  }

  .top-header {
    padding: 16px 20px 10px 20px;
  }

  .page-container {
    padding: 0 20px 80px 20px;
  }

  .header-title-group h1 {
    font-size: 2.1rem;
  }

}

/* -------------------------------------------------------------------
   SMARTPHONE MOBILE (< 768px)
   ------------------------------------------------------------------- */
@media (max-width: 768px) {
  .mobile-bottom-nav {
    display: flex;
  }

  .top-header {
    padding: 12px 14px 8px 14px;
  }

  .page-container {
    padding: 0 14px 90px 14px;
  }

  .header-top-row {
    margin-bottom: 6px;
  }

  .header-title-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .header-title-group h1 {
    font-size: 1.8rem;
  }

  .gallery-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .card-chambre-douce,
  .card-facade-jardin,
  .card-col-right,
  .card-bottom-1,
  .card-bottom-2,
  .card-bottom-3,
  .card-bottom-4 {
    grid-column: span 1;
  }

  .card-col-right {
    flex-direction: column;
  }

  .aspect-tall {
    height: 280px;
  }

  /* Accessible touch sizing (>= 44px) */
  button, select, input {
    min-height: 44px;
  }

  /* Comparison modal on mobile */
  .comparison-modal-grid {
    grid-template-columns: 1fr;
  }
}