.sh-qv-overlay {
  position: fixed;
  inset: 0;
  z-index: var(--hd-z-overlay, 9990);
  background: var(--overlay-scrim);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
}

.sh-qv-overlay.sh-qv-overlay-active {
  opacity: 1;
  visibility: visible;
}

body.sh-qv-lock-scroll {
  overflow: hidden;
}

.sh-qv-container {
  width: 100%;
  max-width: 920px;
  max-height: 88vh;
  display: flex;
}

.sh-qv-loading {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 80px;
  background: var(--surface);
  border-radius: var(--radius-lg);
  color: var(--primary);
  font-size: 28px;
}

.sh-qv-loading i {
  animation: sh-qv-spin 0.8s linear infinite;
}

@keyframes sh-qv-spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.sh-qv-modal {
  position: relative;
  width: 100%;
  background: var(--surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-elevated);
  overflow: hidden;
  transform: translateY(16px) scale(0.98);
  opacity: 0;
  transition: transform 0.25s ease, opacity 0.25s ease;
  max-height: 88vh;
  overflow-y: auto;
  font-family: var(--font-body);
  color: var(--on-surface);
}

.sh-qv-overlay-active .sh-qv-modal {
  transform: translateY(0) scale(1);
  opacity: 1;
}

.sh-qv-modal.sh-qv-error {
  padding: 60px 40px;
  text-align: center;
  color: var(--on-surface-variant);
}

.sh-qv-close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--surface);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--on-surface);
  cursor: pointer;
  z-index: 5;
  font-size: 14px;
  box-shadow: var(--shadow-subtle);
  transition: background-color 0.15s ease, color 0.15s ease;
}

.sh-qv-close:hover {
  background: var(--primary);
  color: var(--on-primary);
  border-color: var(--primary);
}

.sh-qv-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.sh-qv-gallery {
  background: var(--surface-alt);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.sh-qv-gallery-main {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--surface);
}

.sh-qv-gallery-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100% !important;
  object-fit: cover;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.sh-qv-gallery-image-active {
  opacity: 1;
  position: relative;
}

.sh-qv-stock-badge {
  z-index: 3;
}

.sh-qv-thumbs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.sh-qv-thumb {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 2px solid transparent;
  padding: 0;
  cursor: pointer;
  background: var(--surface);
  flex-shrink: 0;
}

.sh-qv-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.sh-qv-thumb-active {
  border-color: var(--primary);
}

.sh-qv-info {
  padding: 32px 32px 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  overflow-y: auto;
}

.sh-qv-title {
  font-family: var(--font-display);
  font-size: 23px;
  font-weight: 700;
  line-height: 1.25;
  margin: 0;
  color: var(--on-surface);
  padding-right: 32px;
}

.sh-qv-meta-row {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 12.5px;
  color: var(--on-surface-variant);
}

.sh-qv-rating-count {
  color: var(--on-surface-faint);
  font-weight: 500;
}

.sh-qv-sku-value {
  color: var(--on-surface);
  font-weight: 600;
}

.sh-qv-price-row {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
}

.sh-qv-price {
  font-family: var(--font-display);
  font-weight: 700;
}

.sh-qv-price-current {
  font-size: 26px;
  color: var(--primary);
}

.sh-qv-price-original {
  font-size: 15px;
  font-weight: 500;
  color: var(--on-surface-faint);
  text-decoration: line-through;
}

.sh-qv-description {
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--on-surface-variant);
  margin: 0;
}

.sh-qv-variations {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding-top: 4px;
}

.sh-qv-attribute {
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.sh-qv-attribute-label {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--on-surface-variant);
}

.sh-qv-attribute-options {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.sh-qv-option-pill {
  padding: 8px 16px;
  border-radius: var(--radius-full);
  border: 1.5px solid var(--border-strong);
  background: var(--surface);
  color: var(--on-surface);
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: border-color 0.15s ease, background-color 0.15s ease, color 0.15s ease;
}

.sh-qv-option-pill:hover {
  border-color: var(--primary);
}

.sh-qv-option-pill.sh-qv-option-active {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--on-primary);
}

.sh-qv-attribute-options-swatches {
  gap: 10px;
}

.sh-qv-swatch {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 2px solid var(--border);
  box-shadow: inset 0 0 0 2px var(--surface);
  cursor: pointer;
  padding: 0;
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.sh-qv-swatch:hover {
  transform: scale(1.06);
}

.sh-qv-swatch.sh-qv-option-active {
  border-color: var(--primary);
  transform: scale(1.1);
}

.sh-qv-stock-notice {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  margin: 0;
  min-height: 18px;
}

.sh-qv-stock-notice-in {
  color: var(--success);
}

.sh-qv-stock-notice-out {
  color: var(--on-surface-variant);
}

.sh-qv-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 8px;
  flex-wrap: wrap;
}

.sh-qv-add-to-cart {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  flex: 1;
  min-width: 180px;
  padding: 13px 20px;
  background: var(--primary);
  color: var(--on-primary);
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: opacity 0.15s ease;
}

.sh-qv-add-to-cart:hover:not(:disabled) {
  opacity: 0.92;
}

.sh-qv-add-to-cart:disabled {
  background: var(--border-strong);
  color: var(--on-surface-faint);
  cursor: not-allowed;
}

.sh-qv-add-to-cart.sh-qv-adding i {
  animation: sh-qv-spin 0.7s linear infinite;
}

.sh-qv-view-details {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 13px 18px;
  background: var(--surface);
  color: var(--on-surface);
  border: 1.5px solid var(--border-strong);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 13.5px;
  font-weight: 600;
  text-decoration: none;
  transition: border-color 0.15s ease, color 0.15s ease;
  white-space: nowrap;
}

.sh-qv-view-details:hover {
  border-color: var(--primary);
  color: var(--primary-variant);
}

@media (max-width: 760px) {
  .sh-qv-overlay {
    padding: 0;
    align-items: flex-end;
  }

  .sh-qv-container {
    max-width: none;
    max-height: 92vh;
  }

  .sh-qv-modal {
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    max-height: 92vh;
  }

  .sh-qv-body {
    grid-template-columns: 1fr;
  }

  .sh-qv-gallery {
    padding: 20px;
  }

  .sh-qv-info {
    padding: 24px 20px 28px;
  }

  .sh-qv-title {
    font-size: 19px;
  }

  .sh-qv-price-current {
    font-size: 22px;
  }

  .sh-qv-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .sh-qv-add-to-cart {
    min-width: 0;
  }
}

@media (max-width: 420px) {
  .sh-qv-thumbs {
    gap: 6px;
  }

  .sh-qv-thumb {
    width: 46px;
    height: 46px;
  }
}