.product-layout{display:grid;grid-template-columns:1.06fr .94fr;gap:26px;align-items:start}.product-gallery,.product-summary{position:sticky;top:calc(var(--header-height) + var(--topbar-height,0px) + 18px)}.product-gallery{display:grid;gap:14px}.product-main-image{position:relative;aspect-ratio:1/1;border-radius:28px;overflow:hidden;box-shadow:var(--shadow-heavy);background:linear-gradient(135deg,#fff 0%,#f7f1dd 100%);padding:18px}.product-main-image img{width:100%;height:100%;object-fit:contain;border-radius:22px}.product-thumbs{display:flex;gap:12px;flex-wrap:wrap}.product-thumb-btn{width:86px;height:86px;border:none;border-radius:18px;overflow:hidden;cursor:pointer;border:2px solid transparent;background:#fff;box-shadow:var(--shadow)}.product-thumb-btn.active{border-color:var(--gold);transform:translateY(-2px)}.product-thumb-btn img{width:100%;height:100%;object-fit:cover}.product-summary{padding:28px;border:1px solid rgba(15,23,42,.05)}.product-top-meta{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.product-page-title{font-size:clamp(2rem,3.6vw,3.1rem);line-height:1.1;margin:14px 0 10px}.product-page-desc{font-size:1.02rem;line-height:1.9}.price-box{margin-top:18px;padding:18px;border-radius:22px;background:linear-gradient(180deg,#fff,#fbf7eb);border:1px solid rgba(212,175,55,.22)}.discount-pill{display:inline-flex;padding:7px 12px;border-radius:999px;background:#111827;color:#fff;font-size:.88rem;font-weight:800}.product-meta-block{margin-top:12px}.product-features{display:grid;gap:12px;margin-top:18px}.product-features li{display:flex;gap:10px;color:var(--medium);font-weight:700;align-items:flex-start}.product-features i{color:var(--gold-dark);margin-top:5px}.product-trust-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:18px}.product-trust-grid>div{padding:14px;border-radius:18px;background:#fff;border:1px solid var(--border);display:flex;gap:10px;align-items:center;font-weight:800}.product-trust-grid i{color:var(--gold-dark)}.product-cta-stack{display:flex;gap:12px;flex-wrap:wrap;margin-top:20px}.order-form-card{padding:24px}.reviews-tools{display:flex;gap:12px;flex-wrap:wrap;align-items:center;margin-bottom:20px}.review-card{min-width:min(100%,340px)}@media (max-width: 940px){.product-layout{grid-template-columns:1fr}.product-gallery,.product-summary{position:relative;top:auto}}@media (max-width: 768px){.product-main-image{aspect-ratio:1 / .95;padding:14px}.product-thumb-btn{width:72px;height:72px}.product-trust-grid{grid-template-columns:1fr}.product-page-title{font-size:2rem}.order-form-card{padding:18px}}

.review-carousel{position:relative;overflow:hidden}.review-track{display:flex;gap:18px;transition:transform .35s ease;will-change:transform}.review-card{min-width:min(100%,340px)}
#productReviewsSection .empty-state{width:100%;padding:22px;border:1px dashed var(--border);border-radius:20px;background:#fff;min-height:auto}
#openReviewModalBtn{position:relative;z-index:3}
@media (max-width:768px){.review-card{min-width:min(100%,280px)}}

.review-dots{margin-top:16px;justify-content:center}.review-dots button{width:10px;height:10px;border-radius:999px;border:none;background:rgba(148,163,184,.35)}.review-dots button.active{background:var(--gold-dark);transform:scale(1.15)}
.product-main-image.is-loading,.product-thumb-btn.is-loading,.review-avatar.is-loading,.product-thumb.is-loading,.category-card-image.is-loading,.hero-image.is-loading{position:relative;overflow:hidden;background:linear-gradient(90deg,#f5f6f8 25%,#eceef2 37%,#f5f6f8 63%);background-size:400% 100%;animation:mhsShimmer 1.2s ease infinite}.product-main-image.is-loading img,.product-thumb-btn.is-loading img,.review-avatar.is-loading img,.product-thumb.is-loading img,.category-card-image.is-loading img,.hero-image.is-loading img{opacity:0}.product-main-image:not(.is-loading) img,.product-thumb-btn:not(.is-loading) img,.review-avatar:not(.is-loading) img,.product-thumb:not(.is-loading) img,.category-card-image:not(.is-loading) img,.hero-image:not(.is-loading) img{opacity:1;transition:opacity .25s ease}
@keyframes mhsShimmer{0%{background-position:100% 0}100%{background-position:-100% 0}}


.product-page-skeleton{display:grid;grid-template-columns:1.06fr .94fr;gap:26px}.skeleton-box{position:relative;overflow:hidden;background:linear-gradient(90deg,#f5f6f8 25%,#eceef2 37%,#f5f6f8 63%);background-size:400% 100%;animation:mhsShimmer 1.2s ease infinite;border-radius:24px}.skeleton-product-gallery{min-height:520px}.skeleton-product-summary{min-height:520px}.order-form-skeleton{min-height:280px}.related-product-skeleton{min-height:340px}.review-skeleton-row{display:flex;gap:18px;width:100%}.review-skeleton-card{flex:1 1 0;min-height:190px}#openReviewModalBtn.is-disabled{opacity:.65;cursor:not-allowed;pointer-events:none}@media (max-width:940px){.product-page-skeleton{grid-template-columns:1fr}.skeleton-product-gallery,.skeleton-product-summary{min-height:320px}}

.btn-cta-strong,.btn-cta-soft{display:inline-flex;align-items:center;justify-content:center;gap:10px}.btn-cta-strong{box-shadow:0 18px 40px rgba(212,175,55,.24);min-height:54px;padding-inline:22px}.btn-cta-soft{min-height:54px}.product-cta-note{margin-top:12px;padding:14px 16px;border-radius:18px;background:linear-gradient(180deg,#fff,#fbf7eb);border:1px solid rgba(212,175,55,.22);font-weight:800;color:#6b7280}.review-carousel{overflow-x:auto;overflow-y:hidden;scroll-behavior:smooth;scroll-snap-type:x mandatory}.review-track{display:flex;gap:18px;width:max-content;min-width:100%;padding:4px 2px 10px}.review-track>.review-card,.review-track>.empty-state{scroll-snap-align:center;flex:0 0 min(100%,340px)}@media (max-width:768px){.product-cta-stack{display:grid;grid-template-columns:1fr;gap:12px}.btn-cta-strong,.btn-cta-soft{width:100%}.product-cta-note{text-align:center}}

.coupon-inline{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.coupon-inline .input{flex:1 1 220px}.product-cta-note{margin-top:12px;padding:12px 14px;border-radius:16px;background:rgba(212,175,55,.12);color:#8b6b16;font-weight:800}.btn-cta-strong{box-shadow:0 16px 30px rgba(212,175,55,.24)}.btn-cta-soft{border-width:2px}@media (max-width:768px){.product-cta-stack{display:grid;grid-template-columns:1fr 1fr;gap:10px}.product-cta-stack .btn:last-child{grid-column:1/-1}}

/* v25 product mobile polish */
@media (max-width: 640px) {
  .order-form-card,
  .product-summary,
  .coupon-box,
  .summary-box {
    border-radius: 18px;
  }
  .coupon-inline {
    display: grid;
    grid-template-columns: 1fr;
  }
  .coupon-inline .btn {
    width: 100%;
    justify-content: center;
  }
}