.product-top-shell {
    background: #fff;
  }

  .product-breadcrumb-wrap {
    padding: 0.9rem 0 0.55rem;
  }

  .product-breadcrumb-wrap .breadcrumb {
    margin-bottom: 0;
    font-size: 0.88rem;
  }

  .product-breadcrumb-wrap .breadcrumb-item,
  .product-breadcrumb-wrap .breadcrumb-item.active,
  .product-breadcrumb-wrap .breadcrumb a {
    color: #64748b;
  }

  .product-breadcrumb-wrap .breadcrumb-item.active {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 20rem;
  }

  .product-showcase-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.92fr);
    gap: 1.5rem;
    align-items: start;
  }

  .product-gallery-cluster {
    display: grid;
    grid-template-columns: 3.125rem minmax(0, 1fr);
    gap: 0.75rem;
  }

  .swiper-product-thumbs {
    margin-top: 0;
    height: 100%;
    max-width: 50px;
  }

  .swiper-product-thumbs .swiper-wrapper {
    flex-direction: column;
  }

  .swiper-product-thumbs .swiper-slide {
    width: 50px !important;
    max-width: 50px;
    height: auto !important;
    opacity: 1;
    border: 1px solid #dbe2ea;
    border-radius: 0.45rem;
    overflow: hidden;
    background: #fff;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
  }

  .swiper-product-thumbs .swiper-slide-thumb-active {
    border-color: var(--store-dark);
    box-shadow: inset 0 0 0 1px var(--store-dark);
    transform: translateX(1px);
  }

  .swiper-product-thumbs .swiper-slide img {
    width: 50px;
    height: 50px;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    display: block;
  }

  .swiper-product-thumbs .swiper-slide:hover {
    border-color: #94a3b8;
    box-shadow: 0 8px 18px rgba(15, 23, 42, 0.08);
  }

  .product-gallery-main {
    position: relative;
    min-width: 0;
  }

  .product-gallery-main .swiper-product-gallery {
    border: 1px solid #dbe2ea;
    border-radius: 0;
    background: #f8fafc;
    box-shadow: none;
  }

  .product-gallery-main .swiper-product-gallery .swiper-slide img {
    aspect-ratio: 1 / 1;
    object-fit: cover;
  }

  .product-gallery-main .swiper-button-prev,
  .product-gallery-main .swiper-button-next {
    width: 2.5rem;
    height: 2.5rem;
    background: rgba(15, 23, 42, 0.82);
    color: #fff;
    border-radius: 50%;
  }

  .product-gallery-main .swiper-button-prev::after,
  .product-gallery-main .swiper-button-next::after {
    font-size: 0.8rem;
  }

  .product-gallery-main .swiper-pagination-fraction {
    left: 0.75rem;
    right: auto;
    bottom: 0.75rem;
    width: auto;
    padding: 0.28rem 0.55rem;
    border-radius: 999px;
    background: rgba(15, 23, 42, 0.72);
    color: #fff;
    font-size: 0.8rem;
    font-weight: 600;
    line-height: 1;
  }

  .product-summary-panel {
    padding-top: 0.05rem;
  }

  .product-delivery-line {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 0.65rem;
  }

  .product-delivery-line p {
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.5;
    color: #0f172a;
  }

  .product-delivery-line strong {
    color: #15803d;
    font-weight: 700;
  }

  .product-share-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.2rem;
    height: 2.2rem;
    border: 1px solid var(--dense-border);
    border-radius: 50%;
    color: #334155;
    text-decoration: none;
    flex-shrink: 0;
  }

  .product-title-heading {
    font-size: 2rem;
    line-height: 1.35;
    letter-spacing: -0.02em;
    color: var(--store-dark);
    margin-bottom: 0.75rem;
  }

  .product-meta-line {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 0.75rem;
    margin-bottom: 0.8rem;
    color: #64748b;
    font-size: 0.95rem;
  }

  .product-meta-line strong {
    color: var(--store-dark);
  }

  .product-rank-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    background: #15803d;
    color: #fff;
    border-radius: 0.35rem;
    padding: 0.15rem 0.42rem;
    font-size: 0.78rem;
    font-weight: 700;
  }

  .product-category-link {
    color: #334155;
    font-size: 0.95rem;
    text-decoration: none;
  }

  .product-price-stack {
    display: flex;
    align-items: flex-end;
    gap: 0.55rem;
    flex-wrap: wrap;
    margin: 1rem 0 1.1rem;
  }

  .product-price-old {
    color: #0f172a;
    font-size: 1rem;
    text-decoration: line-through;
  }

  .product-price-now {
    color: #0f172a;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1;
  }

  .product-discount-chip {
    border: 1px solid #fb923c;
    color: #f97316;
    border-radius: 0.35rem;
    padding: 0.12rem 0.35rem;
    font-size: 0.92rem;
    line-height: 1;
    font-weight: 700;
  }

  .product-credit-strip {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
    background: #fff4e8;
    border-radius: 0.35rem;
    padding: 0.85rem 1rem;
    margin-bottom: 1rem;
    color: #166534;
    font-weight: 600;
  }

  .product-credit-strip span {
    color: #166534;
  }

  .product-selection-card {
    border: 1px solid var(--dense-border);
    border-radius: 0.4rem;
    padding: 0.85rem;
    margin-bottom: 1.2rem;
    background: #fff;
  }

  .product-selection-top {
    display: grid;
    grid-template-columns: 3.8rem minmax(0, 1fr) auto;
    gap: 0.8rem;
    align-items: start;
  }

  .product-selection-thumb {
    width: 3.8rem;
    height: 3.8rem;
    object-fit: cover;
    border: 1px solid var(--dense-border);
  }

  .product-selection-label {
    color: #0f172a;
    font-size: 0.98rem;
    line-height: 1.35;
    margin-bottom: 0.7rem;
  }

  .product-dark-select,
  .product-dark-btn {
    min-height: 2.9rem;
    border-radius: 999px;
    font-weight: 700;
  }

  .product-dark-btn {
    background: #111827;
    border: 1px solid #111827;
    color: #fff;
    padding: 0.75rem 1.5rem;
  }

  .product-dark-btn:hover,
  .product-dark-btn:focus {
    background: #000;
    border-color: #000;
    color: #fff;
  }

  .product-qty-control {
    display: inline-flex;
    align-items: center;
    background: #fff;
    border: 1px solid #111827;
    border-radius: 999px;
    overflow: hidden;
    min-height: 2.9rem;
  }

  .product-qty-btn {
    width: 2.8rem;
    height: 2.8rem;
    border: 0;
    background: #111827;
    color: #fff;
    font-size: 1.05rem;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
  }

  .product-qty-btn:focus {
    outline: none;
  }

  .product-qty-input {
    width: 4rem;
    height: 2.8rem;
    border: 0;
    text-align: center;
    font-weight: 700;
    color: #0f172a;
    background: #fff;
    padding: 0 0.35rem;
  }

  .product-qty-input:focus {
    outline: none;
  }

  .product-checkout-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    min-height: 3rem;
    border-radius: 999px;
    background: linear-gradient(180deg, #111827 0%, #0f172a 100%);
    color: #fff;
    font-weight: 700;
    text-decoration: none;
    border: 1px solid #111827;
    margin-bottom: 1.25rem;
  }

  .product-checkout-btn:hover,
  .product-checkout-btn:focus {
    color: #fff;
    background: #000;
    border-color: #000;
  }

  .product-assurance-list {
    display: grid;
    gap: 0.95rem;
    margin-bottom: 1.5rem;
  }

  .product-assurance-item {
    display: grid;
    grid-template-columns: 1.55rem minmax(0, 1fr);
    gap: 0.7rem;
    align-items: start;
  }

  .product-assurance-item i {
    color: #15803d;
    font-size: 1.1rem;
    margin-top: 0.1rem;
  }

  .product-assurance-item strong {
    display: block;
    color: #0f172a;
    font-size: 0.95rem;
    margin-bottom: 0.15rem;
  }

  .product-assurance-item p {
    margin: 0;
    color: #64748b;
    font-size: 0.9rem;
    line-height: 1.45;
  }

  .product-top-divider {
    border-top: 1px solid var(--dense-border);
    margin: 1.25rem 0 0;
    padding-top: 1.5rem;
  }

  .product-info-tabs {
    border-bottom: 1px solid var(--dense-border);
    gap: 1.25rem;
    flex-wrap: wrap;
  }

  .product-info-tabs .nav-link {
    position: relative;
    padding: 0 0 0.85rem;
    border: 0;
    border-radius: 0;
    background: transparent;
    color: #64748b;
    font-weight: 600;
  }

  .product-info-tabs .nav-link:hover,
  .product-info-tabs .nav-link:focus {
    color: var(--store-dark);
  }

  .product-info-tabs .nav-link.active {
    color: var(--store-dark);
    background: transparent;
  }

  .product-info-tabs .nav-link.active::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: -1px;
    height: 2px;
    background: var(--store-dark);
    border-radius: 999px;
  }

  .product-info-panel {
    padding-top: 1.5rem;
  }

  .product-detail-card {
    border: 1px solid var(--dense-border);
    border-radius: 0.75rem;
    padding: 1rem 1.1rem;
    background: #fff;
    height: 100%;
  }

  .product-detail-card h3 {
    font-size: 1rem;
    color: var(--store-dark);
    margin-bottom: 0.4rem;
  }

  .product-detail-card p {
    color: #64748b;
    font-size: 0.92rem;
    line-height: 1.55;
    margin-bottom: 0;
  }

  .review-summary-card {
    border: 1px solid var(--dense-border);
    border-radius: 0.85rem;
    background: #fff;
    padding: 1.1rem 1.15rem;
    margin-bottom: 1rem;
  }

  .review-summary-card strong {
    font-size: 2rem;
    line-height: 1;
    color: var(--store-dark);
    letter-spacing: -0.03em;
  }

  .review-summary-card p {
    margin: 0;
    color: #64748b;
  }

  .review-list {
    display: grid;
    gap: 1rem;
  }

  .review-card {
    border: 1px solid var(--dense-border);
    border-radius: 0.85rem;
    background: #fff;
    padding: 1rem 1.1rem;
  }

  .review-card-header {
    display: flex;
    align-items: flex-start;
    gap: 0.9rem;
    margin-bottom: 0.75rem;
  }

  .review-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
    border: 1px solid var(--dense-border);
  }

  .review-meta {
    min-width: 0;
  }

  .review-meta h3 {
    font-size: 0.98rem;
    color: var(--store-dark);
    margin-bottom: 0.2rem;
  }

  .review-meta p {
    margin: 0;
    color: #64748b;
    font-size: 0.86rem;
  }

  .review-stars {
    color: #f59e0b;
    font-size: 0.88rem;
    letter-spacing: 0.04em;
    margin-bottom: 0.45rem;
  }

  .review-card-body {
    color: #475569;
    font-size: 0.94rem;
    line-height: 1.65;
    margin-bottom: 0;
  }

  .review-form-card {
    border: 1px solid var(--dense-border);
    border-radius: 0.85rem;
    background: #fff;
    padding: 1.15rem;
  }

  .review-form-card h3 {
    color: var(--store-dark);
    font-size: 1.1rem;
    margin-bottom: 0.35rem;
  }

  .review-form-card p {
    color: #64748b;
    font-size: 0.92rem;
    margin-bottom: 1rem;
  }

  .review-form-card .form-label {
    color: var(--store-dark);
    font-weight: 600;
    font-size: 0.9rem;
  }

  .review-form-card .form-control,
  .review-form-card .form-select {
    border-color: var(--dense-border);
    border-radius: 0.75rem;
    min-height: 2.9rem;
  }

  .review-form-card textarea.form-control {
    min-height: 8rem;
  }

  .review-form-card .form-control:focus,
  .review-form-card .form-select:focus {
    border-color: rgba(15, 23, 42, 0.28);
    box-shadow: 0 0 0 0.18rem rgba(15, 23, 42, 0.08);
  }

  @media (max-width: 991.98px) {
    .product-showcase-layout {
      grid-template-columns: 1fr;
    }

    .product-gallery-cluster {
      grid-template-columns: 1fr;
      min-width: 0;
    }

    .swiper-product-thumbs {
      display: none;
    }

    .product-selection-top {
      grid-template-columns: 3.8rem minmax(0, 1fr);
    }

    .product-selection-top .product-dark-btn {
      grid-column: 1 / -1;
    }
  }

  @media (max-width: 575.98px) {
    .container {
      overflow-x: clip;
    }

    .product-breadcrumb-wrap .breadcrumb {
      flex-wrap: nowrap;
      overflow-x: auto;
      scrollbar-width: none;
    }

    .product-breadcrumb-wrap .breadcrumb::-webkit-scrollbar {
      display: none;
    }

    .product-breadcrumb-wrap .breadcrumb-item.active {
      max-width: 12rem;
    }

    .product-title-heading {
      font-size: 1.45rem;
    }

    .product-price-now {
      font-size: 2rem;
    }

    .product-delivery-line {
      gap: 0.75rem;
    }

    .product-selection-top {
      grid-template-columns: 1fr;
    }

    .product-selection-card,
    .review-summary-card,
    .review-card,
    .review-form-card,
    .product-detail-card {
      min-width: 0;
    }

    .product-info-tabs {
      gap: 0.9rem;
    }

    .product-info-tabs .nav-link {
      font-size: 0.95rem;
    }

    .product-selection-thumb {
      width: 4.5rem;
      height: 4.5rem;
    }

    .product-gallery-main .swiper-button-prev,
    .product-gallery-main .swiper-button-next {
      display: none;
    }
  }

  @media(min-width:992px){
     .product-gallery-main .swiper-product-gallery .swiper-slide img {
      min-height: 800px;
     }
  }