/* Shimmer loaders */

@keyframes shimmer-move {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

:root {
  --shimmer: linear-gradient(
    90deg,
    #e8dfdf 0%,
    #f5eeee 45%,
    #e8dfdf 90%
  );
}

.shimmer-block,
.shimmer-line,
.shimmer-media {
  background: var(--shimmer);
  background-size: 200% 100%;
  animation: shimmer-move 1.05s linear infinite;
}

.shimmer-line {
  display: block;
  height: 12px;
  border-radius: 999px;
}
.shimmer-line.lg { height: 16px; }
.shimmer-line.sm { height: 10px; width: 42%; }

.shimmer-media {
  display: block;
  border-radius: 14px;
}

/* Top progress bar on navigation */
.page-shimmer-bar {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 5000;
  height: 3px;
  width: 0;
  max-width: 100%;
  background: #e18787;
  box-shadow: 0 0 12px rgba(225, 135, 135, 0.55);
  pointer-events: none;
  opacity: 0;
}
.page-shimmer-bar.is-on {
  opacity: 1;
  width: 82%;
  transition: width 2.2s cubic-bezier(0.15, 0.6, 0.2, 1), opacity 0.12s ease;
}
.page-shimmer-bar.is-done {
  width: 100% !important;
  opacity: 0;
  transition: width 0.2s ease, opacity 0.3s ease 0.05s;
}

/* Product / gallery media shimmer until image paints */
.product-media,
.product-gallery-main,
.cart-photo,
.search-suggest-item img {
  background: var(--shimmer);
  background-size: 200% 100%;
}
.product-media,
.product-gallery-main,
.cart-photo {
  animation: shimmer-move 1.05s linear infinite;
}
.product-media.is-ready,
.product-gallery-main.is-ready,
.cart-photo.is-ready {
  animation: none;
  background: #ececef;
}

.product-media img,
.product-gallery-main img,
.cart-photo img {
  opacity: 0;
  transition: opacity 0.28s ease;
}
.product-media img.is-loaded,
.product-gallery-main img.is-loaded,
.cart-photo img.is-loaded {
  opacity: 1;
}

/* Cart skeleton — uses real .cart-layout / .cart-row / .cart-summary grid */
.shimmer-cart-row .cart-photo.shimmer-media,
.cart-row.shimmer-cart-row .shimmer-media {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 16px;
  animation: shimmer-move 1.05s linear infinite;
}
.cart-row.shimmer-cart-row .cart-photo {
  /* keep real 96×96 box; fill with shimmer instead of image */
  background: var(--shimmer);
  background-size: 200% 100%;
  animation: shimmer-move 1.05s linear infinite;
}
.shimmer-cart-info {
  display: grid;
  gap: 10px;
  align-content: start;
  min-width: 0;
  padding-top: 2px;
}
.shimmer-cart-info .shimmer-line.lg {
  height: 15px;
}
.shimmer-qty {
  display: block;
  width: 118px;
  height: 40px;
  margin-top: 4px;
  border-radius: 12px;
  background: var(--shimmer);
  background-size: 200% 100%;
  animation: shimmer-move 1.05s linear infinite;
}
.shimmer-price {
  width: 72px;
  height: 18px;
  margin-top: 2px;
}
.shimmer-sum-rows {
  display: grid;
  gap: 14px;
  margin: 0 0 18px;
}
.shimmer-cart-summary {
  display: grid;
  gap: 0;
  align-content: start;
}
.shimmer-cart-summary > .shimmer-line.lg:first-child {
  margin-bottom: 16px;
  height: 20px;
}
.shimmer-cart-summary .shimmer-line {
  height: 14px;
}
.shimmer-cart-summary .shimmer-sum-rows .shimmer-line.lg {
  height: 18px;
  margin-top: 4px;
}
.shimmer-cart-summary .shimmer-btn {
  display: block;
  height: 50px;
  width: 100%;
  border-radius: 16px;
  margin: 0 0 14px;
}
.shimmer-cart-summary > .shimmer-line.sm {
  height: 12px;
  margin-top: 8px;
}
.shimmer-cart-summary > .shimmer-line.sm + .shimmer-line.sm {
  margin-top: 10px;
}

@media (max-width: 640px) {
  .cart-row.shimmer-cart-row .cart-photo {
    width: 84px;
    height: 84px;
  }
}

/* Search suggest skeleton */
.shimmer-suggest {
  display: grid;
  gap: 4px;
  padding: 4px;
}
.shimmer-suggest-row {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr) 52px;
  gap: 12px;
  align-items: center;
  padding: 8px;
}
.shimmer-suggest-row .shimmer-media {
  width: 48px;
  height: 48px;
  border-radius: 12px;
}
.shimmer-suggest-copy {
  display: grid;
  gap: 8px;
}

.shimmer-checkout {
  display: grid;
  gap: 12px;
}

@media (prefers-reduced-motion: reduce) {
  .shimmer-block,
  .shimmer-line,
  .shimmer-media,
  .product-media,
  .product-gallery-main,
  .cart-photo,
  .page-shimmer-bar.is-on {
    animation: none;
    transition: none;
  }
  .product-media img,
  .product-gallery-main img,
  .cart-photo img {
    opacity: 1;
  }
}