.product-page{background:#f9fafb;padding:30px 15px;}
@media (min-width:768px){.product-page{padding:40px 20px;}}

.product-page__container{max-width:1180px;margin:0 auto;}
.product-page__inner{max-width:1180px;margin:0 auto;}

.product-page__layout{display:block;}
@media (min-width:1024px){.product-page__layout{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:start;}}

/* gallery */
.product-gallery{display:flex;flex-direction:column-reverse;gap:16px;}
.product-gallery__thumbs-wrap{width:100%;}
.product-gallery__thumbs{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;}
@media (min-width:768px){.product-gallery__thumbs{gap:16px;}}

.product-gallery__thumb{position:relative;height:72px;background:#fff;border:1px solid #e5e7eb;border-radius:10px;overflow:hidden;cursor:pointer;padding:0;}
.product-gallery__thumb:focus{outline:2px solid rgba(15,139,255,.35);outline-offset:2px;}
.product-gallery__thumb-media{position:absolute;inset:0;}
.product-gallery__thumb-img{width:100%;height:100%;object-fit:contain;object-position:center;display:block;}
.product-gallery__thumb-ring{position:absolute;inset:0;border-radius:10px;pointer-events:none;box-shadow:0 0 0 2px transparent,0 0 0 4px transparent;}
.product-gallery__thumb-ring.is-selected{box-shadow:0 0 0 2px var(--product-primary,#0f8bff),0 0 0 4px rgba(15,139,255,.20);}

.product-gallery__stage{position:relative;width:100%;padding-top:100%;background:#fff;border:1px solid #e5e7eb;border-radius:12px;overflow:hidden;}
.product-gallery__stage > div{position:absolute;inset:0;}
.product-gallery__stage-media{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;object-position:center;display:block;}

/* info */
.product-info{padding-top:6px;}
@media (min-width:1024px){.product-info{padding-top:0;}}
.product-info__title{margin:0 0 10px;font-size:28px;line-height:1.2;color:#111827;}
.product-info__price{margin:12px 0 0;}
.product-info__price-text{margin:0;font-size:22px;line-height:1.25;color:#111827;}
.product-info__price-regular{margin-left:8px;color:#b91c1c;text-decoration:line-through;font-size:18px;}

.product-info__intro{margin-top:14px;}
.product-info__intro-text{color:#374151;font-size:14px;line-height:1.7;}

/* options */
.product-options__group{margin-top:18px;}
.product-options__header{display:flex;align-items:center;justify-content:space-between;}
.product-options__title{margin:0;font-size:13px;font-weight:600;color:#111827;}
.product-options__fieldset{margin-top:10px;}
.product-options__grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;}
@media (min-width:640px){.product-options__grid{grid-template-columns:repeat(6,minmax(0,1fr));}}

.product-options__option{display:flex;align-items:center;justify-content:center;border:1px solid #e5e7eb;border-radius:10px;padding:10px 8px;font-size:12px;font-weight:600;letter-spacing:.02em;text-transform:uppercase;background:#fff;color:#111827;cursor:pointer;user-select:none;}
.product-options__option.is-unselected:hover{background:#f9fafb;}
.product-options__option.is-selected{background:var(--product-primary,#0f8bff);border-color:transparent;color:#fff;}

/* qty */
.product-qty{margin-top:18px;}
.product-qty__header{display:flex;align-items:center;justify-content:space-between;}
.product-qty__title{margin:0;font-size:13px;font-weight:600;color:#111827;}
.product-qty__fieldset{margin-top:10px;}
.product-qty__controls{display:grid;grid-template-columns:44px 80px 44px;gap:12px;align-items:center;}
.product-qty__btn{height:44px;border:none;border-radius:10px;background:var(--product-primary,#0f8bff);color:#fff;font-size:20px;line-height:1;cursor:pointer;}
.product-qty__btn:hover{background:var(--product-primary-dark,var(--product-primary,#0f8bff));}
.product-qty__input{height:44px;border:1px solid #d1d5db;border-radius:10px;text-align:center;font-size:14px;color:#111827;background:#fff;}

/* actions */
.product-actions{margin-top:18px;}
.product-actions__add{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:none;border-radius:10px;background:var(--product-primary,#0f8bff);color:#fff;padding:12px 18px;font-size:14px;font-weight:600;cursor:pointer;}
.product-actions__add:hover{background:var(--product-primary-dark,var(--product-primary,#0f8bff));}

/* details */
.product-details{margin-top:26px;}
.product-details__list{border-top:1px solid #e5e7eb;}
.product-details__toggle{width:100%;background:transparent;border:none;padding:18px 0;display:flex;align-items:center;justify-content:space-between;cursor:pointer;text-align:left;}
.product-details__title{font-size:14px;font-weight:600;color:#111827;}
.product-details__title.is-open{color:var(--product-primary-dark,var(--product-primary,#0f8bff));}
.product-details__icons{display:inline-flex;align-items:center;gap:8px;}
.product-details__icon{width:22px;height:22px;color:#9ca3af;}
.product-details__icon--active{color:var(--product-primary-light,var(--product-primary,#0f8bff));}
.product-details__icon.is-hidden{display:none;}
.product-details__content{padding:0 0 18px;color:#374151;font-size:14px;line-height:1.75;}
.product-details__content img{max-width:100%;height:auto;}
.product-details__content table{max-width:100%;}

/* related */
.product-related{margin-top:50px;}
@media (min-width:768px){.product-related{margin-top:70px;}}
.product-related__header{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.product-related__title{margin:0;font-size:18px;font-weight:600;color:#111827;}
.product-related__more{white-space:nowrap;font-size:14px;font-weight:600;color:var(--product-primary,#0f8bff);text-decoration:none;}
.product-related__more:hover{color:var(--product-primary-dark,var(--product-primary,#0f8bff));}

.product-related__grid{margin-top:16px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;}
@media (min-width:768px){.product-related__grid{gap:22px;}}
@media (min-width:1024px){.product-related__grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;}}

.product-related__category{margin:6px 0 0;color:#6b7280;font-size:12px;}

/* product cards (same as list page, scoped to this css file) */
.product-card{background:#fff;border:1px solid #e5e7eb;border-radius:8px;overflow:hidden;display:flex;flex-direction:column;box-shadow:0 5px 20px rgba(17,24,39,.08);transition:transform .2s ease,box-shadow .2s ease;}
.product-card:hover{transform:translateY(-3px);box-shadow:0 12px 24px rgba(17,24,39,.15);}
.product-card__media{position:relative;padding-top:120%;background:#f9fafb;}
.product-card__img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;object-position:center;transition:opacity .2s ease;}
.product-card:hover .product-card__img{opacity:.9;}
.product-card__body{padding:14px 14px 16px;display:flex;flex-direction:column;flex:1;}
.product-card__title{margin:0 0 8px;font-size:16px;line-height:1.3;}
.product-card__title a{color:#111827;text-decoration:none;}
.product-card__title a:hover{color:#0f8bff;}
.product-card__footer{margin-top:auto;}
.product-price{margin:0;color:#111827;font-size:14px;}
.product-price .currency{margin-right:2px;font-weight:600;}
.product-price .price-sale{font-weight:600;margin-right:6px;}
.product-price .price-regular{color:#b91c1c;text-decoration:line-through;font-size:13px;}