/*
 * Mobile product engineering card experiment.
 * Rollback: remove this stylesheet link from __clean/product.html and __clean/product-ru.html.
 * Deliberately does not target or alter the persistent mobile application bar.
 */
.product-image-dialog {
  width: min(94vw, 1120px);
  max-width: none;
  height: min(92dvh, 900px);
  max-height: none;
  margin: auto;
  padding: 52px 18px 18px;
  overflow: hidden;
  border: 1px solid rgba(151, 190, 214, .38);
  border-radius: 24px;
  background: rgba(247, 252, 255, .98);
  box-shadow: 0 28px 90px rgba(7, 39, 62, .28);
}

.product-image-dialog::backdrop {
  background: rgba(5, 23, 36, .72);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.product-image-dialog__close {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 2;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(123, 177, 207, .32);
  border-radius: 12px;
  color: #123d59;
  background: rgba(255, 255, 255, .9);
  font: 500 26px/1 Manrope, sans-serif;
  cursor: pointer;
}

.product-image-dialog__figure {
  width: 100%;
  height: 100%;
  margin: 0;
  display: grid;
  place-items: center;
}

.product-image-dialog__figure img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

@media (max-width: 820px) {
  .product-page .product-main {
    gap: 9px;
  }

  .product-page .product-breadcrumbs {
    margin-block: 2px 5px;
  }

  .product-page .product-hero-title {
    order: 2;
    padding: 11px 12px 12px;
    gap: 8px;
    border-radius: 18px;
    box-shadow: 0 10px 28px rgba(20, 45, 72, .07);
  }

  .product-page .product-hero-title__badges {
    gap: 6px;
  }

  .product-page .product-code--hero,
  .product-page .copy-button,
  .product-page .product-brand,
  .product-page .review-jump {
    min-height: 32px;
    height: 32px;
  }

  .product-page .product-hero-title h1 {
    font-size: clamp(18px, 5.1vw, 23px);
    line-height: 1.16;
  }

  .product-page .product-gallery {
    order: 3;
    padding: 8px;
    border-radius: 18px;
  }

  .product-page .product-gallery__stage {
    height: clamp(190px, 52vw, 245px);
    border-radius: 15px;
  }

  .product-page #product-main-image:not([data-viewer360="true"]) {
    cursor: zoom-in;
    touch-action: manipulation;
  }

  .product-page .product-gallery__stage::after {
    content: "\2197";
    position: absolute;
    right: 10px;
    bottom: 10px;
    width: 30px;
    height: 30px;
    display: grid;
    place-items: center;
    border: 1px solid rgba(123, 177, 207, .34);
    border-radius: 10px;
    color: #26627f;
    background: rgba(255, 255, 255, .82);
    box-shadow: 0 5px 14px rgba(20, 45, 72, .08);
    font: 600 15px/1 Manrope, sans-serif;
    pointer-events: none;
  }

  .product-page .product-quality-class--mobile {
    width: clamp(102px, 28vw, 120px);
  }

  .product-page .product-gallery__thumbs {
    margin-top: 7px;
    grid-auto-columns: 44px;
    gap: 6px;
  }

  .product-page .product-gallery__thumbs button {
    height: 44px;
    border-radius: 10px;
  }

  .product-page .product-summary {
    order: 4;
    padding: 12px;
    grid-template-columns: minmax(0, 1fr);
    grid-template-areas:
      "price"
      "stock"
      "buy";
    align-items: stretch;
    gap: 9px 10px;
    border-radius: 18px;
    box-shadow: 0 12px 30px rgba(20, 45, 72, .08);
  }

  .product-page .product-summary__top {
    display: none;
  }

  .product-page .product-price {
    grid-area: price;
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    justify-content: space-between;
    gap: 4px 12px;
    min-width: 0;
  }

  .product-page .product-price strong {
    max-width: 100%;
    font-size: clamp(23px, 7vw, 31px);
    line-height: 1.02;
    white-space: nowrap;
  }

  .product-page .product-price small {
    margin-top: 0;
    font-size: 11px;
    white-space: normal;
  }

  .product-page .product-stock {
    grid-area: stock;
    min-width: 0;
  }

  .product-page .product-stock .stock-list,
  .product-page .product-stock .stock-empty {
    width: 100%;
  }

  .product-page .product-stock .stock-list {
    height: 100%;
    min-height: 58px;
    border-radius: 14px;
  }

  .product-page .product-stock .stock-chip {
    min-width: 0;
    min-height: 58px;
    padding: 7px 5px;
  }

  .product-page .product-stock .stock-chip span {
    font-size: 13px;
  }

  .product-page .product-stock .stock-chip small {
    font-size: 9px;
    line-height: 1.2;
  }

  .product-page .product-buy {
    grid-area: buy;
    grid-template-columns: minmax(108px, .72fr) minmax(0, 1.28fr);
    gap: 8px;
  }

  .product-page .product-buy .qty-control,
  .product-page .product-cart,
  .product-page .product-card-pdf {
    height: 48px;
  }

  .product-page .product-cart {
    font-size: 13px;
  }

  .product-page .product-identifiers {
    grid-column: 1 / -1;
    min-height: 24px;
    font-size: 10px;
  }

  .product-page .product-tabs-card {
    margin-top: 7px;
    padding: 9px;
    border-radius: 18px;
  }

  .product-page .product-tabs {
    min-height: 46px;
    gap: 6px;
  }

  .product-page .product-tabs button {
    min-height: 40px;
    padding-inline: 13px;
    border-radius: 12px;
    font-size: 11px;
  }

  .product-page .product-tabs [data-tab="specs"] {
    border-color: rgba(0, 120, 189, .42);
    color: #006faa;
    background: rgba(226, 244, 252, .86);
    box-shadow: inset 0 0 0 1px rgba(0, 120, 189, .06);
  }

  .product-page .product-tabs [data-tab="specs"]::after {
    content: " \2192";
    font-weight: 700;
  }

  .product-page .product-tabs [data-tab="specs"].is-active {
    color: #fff;
    background: #0078bd;
  }

  .product-page .product-tab-panel {
    padding-top: 17px;
  }

  .product-page .product-spec-toolbar h2,
  .product-page .product-description h2 {
    font-size: 20px;
  }

  body.product-page > .product-variant-nav .product-variant-nav__arrow {
    width: 34px;
    height: 70px;
  }

  .product-image-dialog {
    width: calc(100vw - 20px);
    height: calc(100dvh - 24px);
    padding: 50px 10px 10px;
    border-radius: 20px;
  }
}

@media (max-width: 390px) {
  .product-page .product-price strong {
    font-size: 23px;
  }

  .product-page .product-stock .stock-chip span {
    font-size: 12px;
  }
}

/* Final mobile hierarchy: one compact information module, one dominant
   purchase action, and subdued document/service utilities. */
@media (max-width: 820px) {
  .product-page .product-summary {
    gap: 12px;
    padding: 14px;
  }

  .product-page .product-price {
    min-height: 0;
    padding: 15px 16px 14px;
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    justify-content: stretch;
    align-items: start;
    gap: 3px;
    border: 1px solid rgba(164, 196, 218, .30);
    border-radius: 18px;
    background:
      radial-gradient(ellipse at 12% 8%, rgba(255, 255, 255, .94), rgba(255, 255, 255, 0) 58%),
      linear-gradient(135deg, rgba(242, 249, 252, .94), rgba(233, 244, 249, .70));
  }

  .product-page .product-price > span {
    display: block;
    color: #72869a;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .075em;
  }

  .product-page .product-price strong {
    color: #14263a;
    font-size: clamp(28px, 8vw, 35px);
    font-weight: 680;
    letter-spacing: -.035em;
  }

  .product-page .product-price small {
    color: #6f8092;
    font-size: 11px;
    font-weight: 550;
  }

  .product-page .product-block-title {
    display: block;
    margin: 0 0 4px;
    color: #72869a;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .075em;
  }

  .product-page .product-stock .stock-list {
    min-height: 58px;
    border: 1px solid rgba(164, 196, 218, .28);
    border-radius: 16px;
    background:
      radial-gradient(ellipse at 18% 80%, rgba(54, 201, 112, .13), transparent 48%),
      linear-gradient(135deg, rgba(255, 255, 255, .82), rgba(244, 249, 252, .72));
  }

  .product-page .product-stock .stock-chip {
    min-height: 58px;
    padding: 8px 6px;
    background: transparent;
  }

  .product-page .product-stock .stock-chip + .stock-chip {
    border-left: 1px solid rgba(164, 196, 218, .24);
  }

  .product-page .product-stock .stock-chip span {
    color: #183148;
    font-size: 16px;
    font-weight: 720;
    letter-spacing: -.025em;
  }

  .product-page .product-stock .stock-chip small {
    color: #77899a;
    font-size: 10px;
    font-weight: 550;
  }

  .product-page .product-buy {
    grid-template-columns: 106px minmax(0, 1fr);
    gap: 10px;
  }

  .product-page .product-buy .qty-control,
  .product-page .product-cart {
    height: 52px;
    border-radius: 15px;
  }

  .product-page .product-buy .qty-control {
    border-color: rgba(164, 196, 218, .34);
    background: rgba(255, 255, 255, .58);
  }

  .product-page .product-cart {
    border-color: rgba(0, 111, 186, .34);
    background:
      radial-gradient(ellipse at 20% 28%, rgba(255, 255, 255, .30), transparent 45%),
      linear-gradient(135deg, #087fbe, #006eae);
    color: #fff;
    box-shadow: 0 12px 24px rgba(0, 103, 173, .19), inset 0 1px 0 rgba(255, 255, 255, .24);
    font-size: 13px;
  }

  .product-page .product-card-pdf {
    min-height: 42px;
    height: 42px;
    padding: 0 12px;
    border-color: rgba(164, 196, 218, .28);
    border-radius: 13px;
    background: rgba(248, 251, 253, .64);
    color: #2677aa;
    font-size: 12px;
    font-weight: 650;
    box-shadow: none;
  }

  .product-page .product-card-pdf svg {
    width: 17px;
    height: 17px;
    stroke-width: 1.7;
  }

  .product-page .product-identifiers {
    min-height: 22px;
    color: #5e88a2;
    font-size: 9px;
  }

  .product-page .product-service {
    display: grid;
    margin-top: 0;
    gap: 8px;
  }

  .product-page .product-service div {
    min-height: 62px;
    padding: 11px 12px;
    border-color: rgba(164, 196, 218, .22);
    border-radius: 14px;
    background: rgba(255, 255, 255, .48);
  }

  .product-page .product-service strong {
    color: #31485d;
    font-size: 11px;
    font-weight: 650;
  }

  .product-page .product-service span {
    color: #74879a;
    font-size: 10px;
    line-height: 1.35;
  }
}