/**
 * Homepage categories overlay — body-level modal (above header & page content).
 */

.tecsa-categories-overlay {
  position: fixed;
  inset: 0;
  z-index: 120;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  box-sizing: border-box;
}

.tecsa-categories-overlay.hidden {
  display: none;
}

.tecsa-categories-overlay-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.tecsa-categories-overlay-panel {
  position: relative;
  z-index: 1;
  width: min(96vw, 72rem);
  max-height: min(90vh, 900px);
  display: flex;
  flex-direction: column;
  background: #fff;
  border-radius: 1rem;
  border: 1px solid #e5e7eb;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.35);
  overflow: hidden;
}

.tecsa-categories-overlay-header {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid #f3f4f6;
}

.tecsa-categories-overlay-close {
  flex-shrink: 0;
  padding: 0.5rem;
  border-radius: 9999px;
  border: 0;
  background: transparent;
  cursor: pointer;
  transition: background-color 0.15s ease;
}

.tecsa-categories-overlay-close:hover {
  background: #f3f4f6;
}

.tecsa-categories-overlay-body {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 1.25rem 1.5rem 1.5rem;
  -webkit-overflow-scrolling: touch;
}

.tecsa-categories-overlay-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

@media (min-width: 640px) {
  .tecsa-categories-overlay-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.125rem;
  }
}

@media (min-width: 768px) {
  .tecsa-categories-overlay {
    padding: 1.5rem;
  }

  .tecsa-categories-overlay-panel {
    width: min(94vw, 76rem);
    max-height: min(88vh, 920px);
  }

  .tecsa-categories-overlay-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.25rem;
  }
}

@media (min-width: 1024px) {
  .tecsa-categories-overlay-grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 1.5rem;
  }
}

@media (min-width: 1280px) {
  .tecsa-categories-overlay-grid {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }
}

.tecsa-categories-overlay-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.625rem;
  padding: 1rem 0.75rem;
  border-radius: 0.75rem;
  border: 1px solid #f3f4f6;
  background: #fff;
  text-decoration: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
  -webkit-user-drag: none;
  user-select: none;
}

.tecsa-categories-overlay-item:hover {
  border-color: rgba(0, 170, 236, 0.45);
  box-shadow: 0 8px 20px -10px rgba(0, 0, 0, 0.2);
  transform: translateY(-2px);
}

.tecsa-categories-overlay-thumb {
  width: 5.5rem;
  height: 5.5rem;
  border-radius: 9999px;
  overflow: hidden;
  background: #f3f4f6;
  border: 1px solid #e5e7eb;
  flex-shrink: 0;
}

@media (min-width: 768px) {
  .tecsa-categories-overlay-thumb {
    width: 6.5rem;
    height: 6.5rem;
  }
}

.tecsa-categories-overlay-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  -webkit-user-drag: none;
  pointer-events: none;
}

.tecsa-categories-overlay-name {
  font-size: 0.875rem;
  font-weight: 600;
  color: #111827;
  text-align: center;
  line-height: 1.25;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* When overlay is open, keep page content below the modal layer */
body.tecsa-categories-open #app,
body.tecsa-categories-open .tecsa-brand-logos,
body.tecsa-categories-open .tecsa-trust-badges {
  position: relative;
  z-index: 0;
}

body.tecsa-categories-open header {
  z-index: 50;
}