:root{--ink:#14181f;--muted:#6b7280;--border:#e4e7eb;--accent:#2f6fed;--accent-hover:#1d54c9;--accent-tint:#f4f8ff;--bg-page:#eef0f3;--bg-surface:#fafbfc;--bg-card:#fff}*{box-sizing:border-box}body{background:var(--bg-page);color:var(--ink);margin:0;font-family:Helvetica,Arial,sans-serif}a{color:var(--accent)}a:hover{color:var(--accent-hover)}button{font-family:inherit}.site-header{z-index:20;border-bottom:1px solid var(--border);background:#fff;position:sticky;top:0}.site-header__inner{justify-content:space-between;align-items:center;max-width:1280px;margin:0 auto;padding:18px 40px;display:flex}.logo{color:var(--ink);letter-spacing:-.01em;cursor:pointer;white-space:nowrap;align-items:center;gap:8px;font-size:18px;font-weight:700;display:flex}.logo__icon{object-fit:cover;border-radius:10px;flex-shrink:0;width:46px;height:46px}.nav{gap:24px;font-size:13px;font-weight:600;display:flex}.nav span{cursor:pointer;color:var(--muted)}.nav span.active,.nav-mobile div.active{color:var(--accent)}.header-actions{align-items:center;gap:14px;display:flex}.lang-toggle{background:#f1f4f9;border-radius:999px;gap:4px;padding:3px;display:flex}.lang-btn{cursor:pointer;color:var(--muted);background:0 0;border:none;border-radius:999px;padding:5px 8px;font-size:11px;font-weight:700}.lang-btn.active{background:var(--accent);color:#fff}.nav-mobile .lang-toggle{border-bottom:1px solid var(--border);background:0 0;border-radius:0;flex-wrap:wrap;padding:12px 16px}.nav-mobile .lang-btn{background:#f1f4f9;padding:6px 12px}.nav-mobile .lang-btn.active{background:var(--accent)}.cart-icon{cursor:pointer;background:#f1f4f9;border-radius:999px;justify-content:center;align-items:center;width:34px;height:34px;font-size:14px;display:flex;position:relative}.cart-icon__badge{background:var(--accent);color:#fff;text-align:center;border-radius:999px;min-width:16px;height:16px;padding:0 4px;font-size:10px;font-weight:700;line-height:16px;display:none;position:absolute;top:-4px;right:-4px}.cart-icon__badge.visible{display:block}.menu-btn{cursor:pointer;background:0 0;border:none;flex-direction:column;gap:4px;padding:6px;display:none}.menu-btn span{background:var(--ink);width:20px;height:2px;display:block}.nav-mobile{border-top:1px solid var(--border);background:#fff;flex-direction:column;max-height:80vh;display:none;position:absolute;top:100%;left:0;right:0;overflow-y:auto;box-shadow:0 12px 24px #14181f1f}.nav-mobile div{color:var(--muted);cursor:pointer;border-bottom:1px solid #f1f4f9;padding:14px 16px;font-size:14px;font-weight:600}.nav-mobile.open{display:flex}.content{max-width:1280px;margin:0 auto;padding:28px 40px 80px}.hero{flex-direction:column;gap:8px;margin-bottom:32px;display:flex}.hero__title{color:var(--ink);letter-spacing:-.01em;font-size:36px;font-weight:700;line-height:1.15}.hero__subtitle{color:var(--muted);max-width:460px;font-size:15px}.category-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;display:grid}.category-card{border:1px solid var(--border);cursor:pointer;background:var(--bg-card);border-radius:14px;flex-direction:column;display:flex;overflow:hidden}.category-card:hover{border-color:var(--accent)}.category-card__img{aspect-ratio:4/3;object-fit:cover;width:100%;display:block}.category-card__body{flex-direction:column;gap:6px;padding:20px 20px 22px;display:flex}.category-card__name{color:var(--ink);font-size:20px;font-weight:700}.category-card__tagline{color:var(--muted);font-size:14px}.category-card__cta{color:var(--accent);margin-top:4px;font-size:14px;font-weight:600}.breadcrumb{color:var(--muted);margin-bottom:10px;font-size:12px}.breadcrumb .link{cursor:pointer;color:var(--accent);font-weight:600}.page-title{color:var(--ink);margin-bottom:4px;font-size:22px;font-weight:700}.page-subtitle{color:var(--muted);margin-bottom:20px;font-size:13px}.product-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;display:grid}.product-card{border:1px solid var(--border);cursor:pointer;background:var(--bg-card);border-radius:14px;flex-direction:column;gap:8px;padding:14px;display:flex}.product-card:hover{border-color:var(--accent)}.product-card__img{object-fit:cover;border-radius:10px;width:100%;height:110px}.product-card__name{color:var(--ink);font-size:14px;font-weight:700}.product-card__spec{color:var(--muted);font-size:12px}.product-card__footer{justify-content:space-between;align-items:center;margin-top:4px;display:flex}.product-card__price{color:var(--ink);font-size:15px;font-weight:700}.pill-btn{color:#fff;background:var(--accent);border-radius:8px;padding:7px 12px;font-size:11px;font-weight:700}.back-link{color:var(--accent);cursor:pointer;margin-bottom:16px;font-size:12px;font-weight:600;display:inline-block}.product-detail{flex-direction:row;gap:24px;margin-bottom:28px;display:flex}.product-detail__image{object-fit:cover;border-radius:14px;flex-shrink:0;width:220px;height:220px}.product-detail__info{flex-direction:column;flex:1;gap:6px;display:flex}.product-detail__name{color:var(--ink);font-size:22px;font-weight:700}.product-detail__desc{color:var(--muted);font-size:13px;line-height:1.5}.product-detail__base-price{color:var(--ink);margin-top:10px;font-size:24px;font-weight:700}.included-title{color:var(--ink);margin-top:6px;margin-bottom:10px;font-size:14px;font-weight:700}.included-list{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px 16px;margin:0;padding:0;list-style:none;display:grid}.included-list li{color:var(--ink);padding-left:18px;font-size:13px;position:relative}.included-list li:before{content:"✓";color:var(--accent);font-weight:700;position:absolute;left:0}.assembly-title{color:var(--ink);margin-bottom:12px;font-size:14px;font-weight:700}.addon-list{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-bottom:96px;display:grid}.addon-card{border:1px solid var(--border);cursor:pointer;background:var(--bg-card);border-radius:10px;align-items:center;gap:12px;padding:12px;display:flex}.addon-card:hover{border-color:var(--accent)}.addon-card.checked{border-color:var(--accent);background:var(--accent-tint)}.addon-card__img{object-fit:cover;background:var(--bg-surface);border-radius:8px;flex-shrink:0;width:64px;height:64px;display:block}.addon-card__img--placeholder{background:var(--bg-surface)}.addon-card__body{flex-direction:column;flex:1;gap:8px;min-width:0;display:flex}.addon-card__label{color:var(--ink);font-size:13px}.addon-card__footer{justify-content:space-between;align-items:center;display:flex}.addon-card__price{color:var(--muted);font-size:12px;font-weight:600}.addon-checkbox{border:2px solid var(--accent);color:#fff;border-radius:5px;flex-shrink:0;justify-content:center;align-items:center;width:20px;height:20px;font-size:12px;display:flex}.addon-checkbox.checked{background:var(--accent)}.order-bar{border-top:1px solid var(--border);background:#fff;justify-content:space-between;align-items:center;margin:0 -40px -80px;padding:16px 40px;display:flex;position:sticky;bottom:0}.order-bar__total-label{color:var(--muted);font-size:11px}.order-bar__total-value{color:var(--ink);font-size:19px;font-weight:700}.order-bar__cta{color:#fff;background:var(--accent);cursor:pointer;border:none;border-radius:10px;padding:12px 22px;font-size:13px;font-weight:700}.about-text{color:var(--ink);max-width:640px;font-size:14px;line-height:1.6}.cart-list{flex-direction:column;gap:12px;margin-bottom:20px;display:flex}.cart-row{border:1px solid var(--border);background:var(--bg-card);border-radius:12px;align-items:center;gap:14px;padding:12px;display:flex}.cart-row__main{flex:1;align-items:center;gap:14px;min-width:0;display:flex}.cart-row__img{object-fit:cover;border-radius:8px;flex-shrink:0;width:64px;height:64px}.cart-row__info{flex-direction:column;flex:1;gap:2px;min-width:0;display:flex}.cart-row__meta{flex-shrink:0;align-items:center;gap:16px;display:flex}.cart-row__name{color:var(--ink);font-size:14px;font-weight:700}.cart-row__addons{color:var(--muted);font-size:12px}.cart-row__qty{flex-shrink:0;align-items:center;gap:8px;display:flex}.qty-btn{border:1px solid var(--border);background:var(--bg-surface);cursor:pointer;border-radius:6px;width:26px;height:26px;font-size:14px;line-height:1}.qty-value{text-align:center;min-width:18px;font-size:13px;font-weight:600}.cart-row__line-total{color:var(--ink);text-align:right;flex-shrink:0;min-width:70px;font-size:14px;font-weight:700}.cart-row__remove{color:var(--muted);cursor:pointer;flex-shrink:0;font-size:12px;text-decoration:underline}.cart-empty{flex-direction:column;align-items:flex-start;gap:16px;padding:40px 0;display:flex}.cart-empty__text{color:var(--muted);font-size:14px}.cart-summary{border:1px solid var(--border);background:var(--bg-card);border-radius:12px;flex-direction:column;gap:8px;max-width:360px;margin-bottom:96px;padding:16px;display:flex}.cart-summary__row{color:var(--ink);justify-content:space-between;font-size:13px;display:flex}.cart-summary__row--total{border-top:1px solid var(--border);padding-top:8px;font-size:16px;font-weight:700}.cart-summary__note{color:var(--muted);font-size:11px}.checkout-form{flex-direction:column;gap:14px;max-width:420px;margin-bottom:40px;display:flex}.checkout-field{flex-direction:column;gap:6px;display:flex}.checkout-field__label{color:var(--muted);font-size:12px;font-weight:600}.checkout-field__input{border:1px solid var(--border);color:var(--ink);border-radius:8px;padding:10px 12px;font-family:inherit;font-size:14px}.checkout-field__input:focus{border-color:var(--accent);outline:none}.checkout-legal-note{color:var(--muted);font-size:11px;line-height:1.5}.checkout-error{color:#c0392b;background:#fdecea;border-radius:8px;padding:10px 12px;font-size:13px}.checkout-notice{color:var(--ink);background:var(--accent-tint);border-radius:8px;margin-bottom:14px;padding:10px 12px;font-size:13px}.checkout-submit{align-self:flex-start;font-family:inherit}.checkout-submit:disabled{opacity:.6;cursor:default}.catalog-status{color:var(--muted);text-align:center;flex-direction:column;align-items:center;gap:16px;padding:60px 0;font-size:14px;display:flex}.confirmation{flex-direction:column;align-items:flex-start;gap:12px;max-width:420px;padding:40px 0;display:flex}.confirmation__title{color:var(--ink);font-size:24px;font-weight:700}.confirmation__order-id{color:var(--muted);font-size:13px;font-weight:600}.confirmation__text{color:var(--muted);font-size:14px;line-height:1.5}.site-footer{border-top:1px solid var(--border);background:var(--bg-surface)}.site-footer__inner{flex-wrap:wrap;justify-content:space-between;gap:32px;max-width:1280px;margin:0 auto;padding:40px 40px 24px;display:flex}.site-footer__brand{flex-direction:column;flex:220px;gap:8px;display:flex}.site-footer__brand-name{color:var(--ink);font-size:16px;font-weight:700}.site-footer__blurb{color:var(--muted);max-width:320px;font-size:13px;line-height:1.5}.site-footer__trust{flex:2 480px;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;display:grid}.site-footer__trust-title{color:var(--ink);margin-bottom:6px;font-size:13px;font-weight:700}.site-footer__trust-text{color:var(--muted);font-size:12px;line-height:1.5}.site-footer__legal{flex-direction:column;flex:220px;gap:4px;display:flex}.site-footer__legal-title{color:var(--ink);margin-bottom:4px;font-size:12px;font-weight:700}.site-footer__legal-line{color:var(--muted);font-size:11px}.site-footer__copyright{border-top:1px solid var(--border);color:var(--muted);text-align:center;padding:14px 40px;font-size:11px}@media (width<=700px){.site-header__inner{padding:14px 16px}.nav,.site-header__inner>.header-actions>.lang-toggle{display:none}.menu-btn{display:flex}.content{padding:20px 16px 60px}.hero__title{font-size:26px}.category-grid,.product-grid{grid-template-columns:1fr}.product-detail{flex-direction:column}.product-detail__image{width:100%;height:200px}.included-list{grid-template-columns:repeat(2,minmax(0,1fr))}.addon-list{grid-template-columns:1fr}.order-bar{margin:0 -16px -60px;padding:16px}.site-footer__inner{gap:24px;padding:28px 16px 16px}.site-footer__trust{grid-template-columns:1fr;gap:16px}.site-footer__copyright{padding:12px 16px}.cart-row{flex-direction:column;align-items:stretch}.cart-row__main{align-items:flex-start}.cart-row__meta{justify-content:space-between;width:100%}.cart-row__line-total{margin-left:0}.cart-summary{max-width:none}}