/* Product and case cards share one clear, stable hover language. */
.products-card,
.cases-card {
  position: relative;
  isolation: isolate;
  border-color: rgba(157, 187, 218, 0.38);
  box-shadow: 0 12px 30px rgba(31, 74, 119, 0.08);
  transition:
    transform 280ms cubic-bezier(0.2, 0.75, 0.25, 1),
    border-color 280ms ease,
    box-shadow 280ms ease;
}

.products-card::after,
.cases-card::after {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  z-index: 3;
  height: 3px;
  content: "";
  pointer-events: none;
  background: linear-gradient(90deg, #126ed3, #33a9e8);
  opacity: 0;
  transform: scaleX(0.35);
  transform-origin: left center;
  transition: opacity 240ms ease, transform 300ms ease;
}

.products-card > img,
.cases-card-media img {
  transition: filter 300ms ease, transform 420ms cubic-bezier(0.2, 0.75, 0.25, 1);
}

.products-card-body h3,
.cases-card-body h3 {
  transition: color 240ms ease, transform 240ms ease;
}

.products-tags span {
  transition: color 240ms ease, background-color 240ms ease, transform 240ms ease;
}

.cases-card-media {
  position: relative;
  overflow: hidden;
}

.cases-card-media::before {
  position: absolute;
  inset: 0;
  z-index: 1;
  content: "";
  pointer-events: none;
  background: linear-gradient(180deg, rgba(9, 52, 96, 0.02), rgba(9, 52, 96, 0.2));
  opacity: 0;
  transition: opacity 280ms ease;
}

.cases-card-media::after {
  position: absolute;
  right: 16px;
  bottom: 14px;
  content: "查看大图";
  z-index: 2;
  padding: 9px 14px;
  border: 1px solid rgba(255, 255, 255, 0.42);
  color: #fff;
  border-radius: 999px;
  background: rgba(7, 71, 139, 0.9);
  box-shadow: 0 10px 24px rgba(7, 49, 95, 0.28);
  font-size: 12px;
  font-weight: 800;
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity 240ms ease, transform 280ms ease;
}

@media (hover: hover) and (pointer: fine) {
  .products-card:hover,
  .cases-card:hover {
    z-index: 2;
    border-color: rgba(20, 118, 232, 0.58);
    box-shadow:
      0 28px 58px rgba(24, 70, 117, 0.2),
      0 9px 22px rgba(20, 118, 232, 0.12);
    transform: translateY(-10px) scale(1.012);
  }

  .products-card:hover::after,
  .cases-card:hover::after {
    opacity: 1;
    transform: scaleX(1);
  }

  .products-card:hover > img,
  .cases-card:hover .cases-card-media img {
    filter: saturate(1.08) contrast(1.035);
    transform: scale(1.055);
  }

  .products-card:hover .products-card-body h3,
  .cases-card:hover .cases-card-body h3 {
    color: #075fc4;
    transform: translateX(3px);
  }

  .products-card:hover .products-tags span {
    color: #075fc4;
    background: #e5f2ff;
    transform: translateY(-1px);
  }

  .cases-card:hover .cases-card-media::before {
    opacity: 1;
  }

  .cases-card:hover .cases-card-media::after,
  .cases-card-media:focus-visible::after {
    opacity: 1;
    transform: translateY(0);
  }
}

.cases-card:focus-within {
  border-color: rgba(20, 118, 232, 0.62);
  box-shadow: 0 0 0 3px rgba(20, 118, 232, 0.18), 0 24px 48px rgba(24, 70, 117, 0.16);
}

.cases-card:focus-within::after {
  opacity: 1;
  transform: scaleX(1);
}

  .cases-card:focus-within .cases-card-media::before {
    opacity: 1;
  }

.cases-card:focus-within .cases-card-media::after {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .products-card,
  .cases-card,
  .products-card::after,
  .cases-card::after,
  .products-card > img,
  .cases-card-media img,
  .products-card-body h3,
  .cases-card-body h3,
  .products-tags span,
  .cases-card-media::before,
  .cases-card-media::after {
    transition-duration: 0.01ms !important;
  }
}