/* ==========================================================================
   NeuroHub Product Categories Template (1:1 Medical/Neuroscience Visual Grid)
   High-End 3D Studio Lighting, Realistic Shadows & Pure Atmosphere
   ========================================================================== */

.product-categories-page {
  --product-categories-navbar-height: 76px;
  min-height: 100vh;
  position: relative;
  background: #ffffff !important;
  color: #0f172a;
  /* Desktop content starts 125px below the viewport edge. If a custom navbar
     grows taller than normal, retain a 49px gap below it instead of overlapping. */
  padding: max(125px, calc(var(--product-categories-navbar-height) + 49px)) 0 120px;
  overflow-x: hidden;
}

.product-categories-container {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 48px;
  box-sizing: border-box;
}

/* 1. Top Header (1:1 High-End Clean Typography & Spacing) */
.product-categories-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 54px;
}

.product-categories-header h1 {
  margin: 0 0 16px;
  color: #0b1527;
  font-size: clamp(34px, 3.8vw, 44px);
  font-weight: 850;
  line-height: 1.2;
  letter-spacing: -0.03em;
}

.product-categories-header p {
  margin: 0;
  color: #52667d;
  font-size: clamp(15px, 1.35vw, 16.5px);
  line-height: 1.6;
  font-weight: 400;
  letter-spacing: 0.01em;
}

/* 2. Categories 3-Column Grid (开阔宽屏三列网格布局) */
.product-categories-grid {
  display: grid;
  grid-template-columns: repeat(var(--cat-grid-columns, 3), minmax(0, 1fr));
  gap: 28px 26px;
  min-height: var(--cat-card-height, 296px);
}

:root {
  --cat-card-height: 296px;
  --cat-img-size: 270px;
  --cat-img-offset-x: 8px;
  --cat-img-offset-y: 20px;
  --cat-text-width: 57%;
  --cat-grid-columns: 3;
  --cat-grid-columns-tablet: 2;
  --cat-grid-columns-mobile: 1;
}

/* 3. Individual Category Card (1:1 Studio Stage Architecture) */
.cat-showcase-card {
  position: relative !important;
  display: block !important;
  min-height: var(--cat-card-height, 296px) !important;
  height: var(--cat-card-height, 296px) !important;
  border-radius: 24px !important;
  background: #ffffff !important;
  border: 1px solid rgba(255, 255, 255, 0.95) !important;
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 1) inset,
    0 20px 40px -15px rgba(15, 23, 42, 0.05),
    0 2px 6px rgba(15, 23, 42, 0.02),
    0 0 0 1px rgba(226, 232, 240, 0.75) !important;
  text-decoration: none !important;
  color: inherit !important;
  overflow: hidden !important;
  box-sizing: border-box !important;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              border-color 0.4s cubic-bezier(0.16, 1, 0.3, 1) !important;
}

.cat-showcase-card.cat-card-enter {
  opacity: 0;
  transform: translate3d(0, 10px, 0) scale(.995);
  transition: opacity 680ms cubic-bezier(.22, 1, .36, 1), transform 760ms cubic-bezier(.22, 1, .36, 1), box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.4s cubic-bezier(0.16, 1, 0.3, 1) !important;
  transition-delay: var(--cat-card-delay, 0ms);
  will-change: opacity, transform;
}

.cat-showcase-card.cat-card-enter.is-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0) scale(1);
}

@media (prefers-reduced-motion: reduce) {
  .cat-showcase-card.cat-card-enter,
  .cat-showcase-card.cat-card-enter.is-visible {
    opacity: 1;
    transform: none;
    transition: none !important;
    will-change: auto;
  }
}

.cat-showcase-card:hover {
  transform: translateY(-8px) !important;
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 1) inset,
    0 30px 60px -15px rgba(37, 99, 235, 0.12),
    0 10px 24px -5px rgba(15, 23, 42, 0.04),
    0 0 0 1px rgba(186, 214, 255, 0.85) !important;
  border-color: #bfdbfe !important;
}

.cat-showcase-card.is-editor-selected {
  outline: 3px solid #2563eb;
  outline-offset: 3px;
}

/* 4. Text Overlay Layer (Vertically Centered on Left) */
.cat-card-info {
  position: absolute !important;
  top: 0 !important;
  left: 34px !important;
  bottom: 0 !important;
  width: var(--cat-text-width, 57%) !important;
  max-width: 280px !important;
  display: flex !important;
  flex-direction: column !important;
  justify-content: center !important;
  z-index: 3 !important;
  pointer-events: none !important;
  box-sizing: border-box !important;
}

.cat-card-texts {
  display: flex !important;
  flex-direction: column !important;
  transform: translateY(-10px); /* subtle lift so it balances above the bottom arrow */
}

.cat-card-title {
  margin: 0 0 16px !important;
  color: #0b1527 !important;
  font-size: 24px !important;
  font-weight: 850 !important;
  line-height: 1.25 !important;
  letter-spacing: -0.015em !important;
  transition: color 0.25s ease !important;
}

.cat-showcase-card:hover .cat-card-title {
  color: #2563eb !important;
}

.cat-card-desc {
  margin: 0 !important;
  color: #64748b !important;
  font-size: 14px !important;
  line-height: 1.65 !important;
  letter-spacing: 0.01em !important;
  display: -webkit-box !important;
  -webkit-line-clamp: 2 !important;
  -webkit-box-orient: vertical !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
}

/* Arrow Aligned Strictly with Left Title Edge */
.cat-card-action {
  position: absolute !important;
  left: 0 !important;
  bottom: 28px !important;
  margin-top: 0 !important;
  display: flex !important;
  align-items: center !important;
  z-index: 4 !important;
  pointer-events: none !important;
}

.cat-arrow-link {
  display: inline-flex !important;
  align-items: center !important;
  justify-content: flex-start !important;
  color: #94a3b8 !important;
  font-size: 20px !important;
  line-height: 1 !important;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), color 0.25s ease !important;
}

.cat-arrow-link svg {
  width: 24px !important;
  height: 14px !important;
  stroke: currentColor !important;
  stroke-width: 2 !important;
  fill: none !important;
  stroke-linecap: round !important;
  stroke-linejoin: round !important;
  transition: stroke 0.25s ease !important;
}

.cat-showcase-card:hover .cat-arrow-link {
  color: #2563eb !important;
  transform: translateX(5px) !important;
}

/* 5. 3D Large Device Showcase Stage (Spanning across right & center) */
.cat-card-stage {
  position: absolute !important;
  right: 6px !important;
  top: 8px !important;
  bottom: 8px !important;
  left: 20% !important;
  display: flex !important;
  align-items: center !important;
  justify-content: flex-end !important;
  z-index: 2 !important;
  box-sizing: border-box !important;
  transform: translate(var(--cat-img-offset-x, 8px), var(--cat-img-offset-y, 20px)) !important;
  transition: transform 0.2s ease, filter 0.45s ease !important;
}

.cat-card-stage img {
  width: var(--cat-img-size, 270px) !important;
  height: var(--cat-img-size, 270px) !important;
  max-width: var(--cat-img-size, 270px) !important;
  max-height: var(--cat-img-size, 270px) !important;
  object-fit: contain !important;
  object-position: right center !important;
  filter: none !important;
  transition: transform 0.45s cubic-bezier(0.16, 1, 0.3, 1) !important;
}

.cat-card-stage svg,
.cat-device-svg {
  width: calc(var(--cat-img-size, 270px) * 1.25) !important;
  height: var(--cat-img-size, 270px) !important;
  max-height: var(--cat-img-size, 270px) !important;
  object-fit: contain !important;
  object-position: right center !important;
  filter: drop-shadow(0 16px 24px rgba(15, 23, 42, 0.09)) drop-shadow(0 4px 8px rgba(15, 23, 42, 0.04)) !important;
  transition: transform 0.45s cubic-bezier(0.16, 1, 0.3, 1), filter 0.45s ease !important;
}

.cat-showcase-card:hover .cat-card-stage img {
  transform: scale(1.06) translateY(-4px) !important;
  filter: none !important;
}

.cat-showcase-card:hover .cat-card-stage svg {
  transform: scale(1.06) translateY(-4px) !important;
  filter: drop-shadow(0 24px 36px rgba(15, 23, 42, 0.14)) drop-shadow(0 8px 14px rgba(37, 99, 235, 0.1)) !important;
}

/* 7. Responsive Rules */
@media (max-width: 1160px) {
  .product-categories-grid {
    grid-template-columns: repeat(var(--cat-grid-columns-tablet, 2), minmax(0, 1fr));
    gap: 22px;
  }
}

@media (max-width: 768px) {
  .product-categories-page {
    padding: calc(var(--product-categories-navbar-height) + 24px) 0 72px !important;
  }
  .product-categories-container {
    padding: 0 18px !important;
  }
  .product-categories-header {
    margin-bottom: 34px !important;
  }
  .product-categories-header h1 {
    margin-bottom: 10px !important;
    font-size: 30px !important;
  }
  .product-categories-header p {
    font-size: 14px !important;
  }
  .product-categories-grid {
    grid-template-columns: repeat(var(--cat-grid-columns-mobile, 1), minmax(0, 1fr)) !important;
    gap: 16px !important;
  }
  .cat-showcase-card {
    min-height: 224px !important;
    height: 224px !important;
    border-radius: 18px !important;
  }
  .cat-card-info {
    left: 22px !important;
    width: 48% !important;
    max-width: none !important;
    padding: 0 !important;
  }
  .cat-card-texts {
    transform: translateY(-8px) !important;
  }
  .cat-card-title {
    margin-bottom: 10px !important;
    font-size: 20px !important;
  }
  .cat-card-desc {
    font-size: 13px !important;
    line-height: 1.5 !important;
  }
  .cat-card-stage {
    top: 8px !important;
    right: 8px !important;
    bottom: 8px !important;
    left: 42% !important;
    transform: translate(
      clamp(-36px, var(--cat-img-offset-x, 8px), 36px),
      clamp(-32px, var(--cat-img-offset-y, 20px), 32px)
    ) !important;
  }
  .cat-card-stage img {
    width: min(var(--cat-img-size, 270px), 160px) !important;
    height: min(var(--cat-img-size, 270px), 160px) !important;
    max-width: 160px !important;
    max-height: 160px !important;
  }
  .cat-card-stage svg {
    width: min(calc(var(--cat-img-size, 270px) * 1.25), 180px) !important;
    height: min(var(--cat-img-size, 270px), 160px) !important;
    max-width: 180px !important;
    max-height: 160px !important;
  }
}

@media (max-width: 480px) {
  .product-categories-page {
    padding: calc(var(--product-categories-navbar-height) + 18px) 0 56px !important;
  }
  .product-categories-container {
    padding: 0 14px !important;
  }
  .product-categories-header {
    margin-bottom: 28px !important;
  }
  .product-categories-header h1 {
    font-size: 28px !important;
  }
  .product-categories-header p {
    font-size: 13px !important;
  }
  .cat-showcase-card {
    min-height: 204px !important;
    height: 204px !important;
  }
  .cat-card-info {
    left: 18px !important;
    width: 49% !important;
  }
  .cat-card-title {
    font-size: 18px !important;
  }
  .cat-card-desc {
    display: -webkit-box !important;
    font-size: 12px !important;
    -webkit-line-clamp: 1 !important;
  }
  .cat-card-stage {
    left: 40% !important;
    transform: translate(
      clamp(-24px, var(--cat-img-offset-x, 8px), 24px),
      clamp(-20px, var(--cat-img-offset-y, 20px), 20px)
    ) !important;
  }
  .cat-card-stage img {
    width: min(var(--cat-img-size, 270px), 138px) !important;
    height: min(var(--cat-img-size, 270px), 138px) !important;
    max-width: 138px !important;
    max-height: 138px !important;
  }
  .cat-card-stage svg {
    width: min(calc(var(--cat-img-size, 270px) * 1.25), 154px) !important;
    height: min(var(--cat-img-size, 270px), 138px) !important;
    max-width: 154px !important;
    max-height: 138px !important;
  }
}