@media(min-width:1025px){.t4s-section-header .t4s-header-layout_logo_left [data-header-height]>.t4s-col-item:nth-child(2){flex:0 0 auto!important;width:auto!important;min-width:125px!important;max-width:210px!important;display:block!important;visibility:visible!important;opacity:1!important}.t4s-section-header .t4s-header-layout_logo_left .t4s-header__logo{display:block!important;visibility:visible!important;opacity:1!important}.t4s-section-header .t4s-header-layout_logo_left .t4s-header__logo img:not(.header__sticky-logo){max-width:180px}.t4s-section-header .t4s-header-layout_logo_left [data-header-height]>.t4s-col-item:nth-child(3){min-width:0!important;flex:1 1 0!important}.t4s-section-header .t4s-header-layout_logo_left [data-header-height]>.t4s-col-group_btns{flex:0 0 auto!important}.chitu-biqu-nav{width:100%;position:static}.chitu-biqu-nav__list{list-style:none;padding:0;margin:0;display:flex;align-items:center;justify-content:center;gap:clamp(8px,1.3vw,24px)}.chitu-biqu-nav__item{position:static;list-style:none}.chitu-biqu-nav__primary{display:inline-flex;align-items:center;gap:6px;padding:24px 4px;line-height:1.25;font-size:14px;font-weight:600;letter-spacing:.01em;color:var(--h-text-color,#222);text-decoration:none;position:relative;white-space:nowrap}.chitu-biqu-nav__primary::after{content:"";height:2px;left:4px;right:4px;bottom:17px;background:#0086cc;position:absolute;transform:scaleX(0);transition:transform .18s ease}.chitu-biqu-nav__item:hover>.chitu-biqu-nav__primary,.chitu-biqu-nav__item:focus-within>.chitu-biqu-nav__primary,.chitu-biqu-nav__item.is-open>.chitu-biqu-nav__primary{color:#0086cc}.chitu-biqu-nav__item:hover>.chitu-biqu-nav__primary::after,.chitu-biqu-nav__item:focus-within>.chitu-biqu-nav__primary::after,.chitu-biqu-nav__item.is-open>.chitu-biqu-nav__primary::after{transform:scaleX(1)}.chitu-biqu-nav__chevron{font-size:15px;line-height:1;transition:transform .18s ease}.chitu-biqu-nav__item.is-open .chitu-biqu-nav__chevron{transform:rotate(180deg)}.chitu-biqu-nav__panel{display:block;visibility:hidden;opacity:0;pointer-events:none;transform:translateY(0);position:absolute;top:calc(100% - 1px);left:0;right:0;min-width:100%;background:#fff;box-shadow:0 18px 42px rgba(10,30,50,.13);border-top:1px solid #edf0f3;border-radius:0 0 12px 12px;z-index:120;transition:opacity .17s ease,visibility .17s ease}.chitu-biqu-nav__panel:before{content:"";position:absolute;bottom:100%;left:0;right:0;height:18px;background:transparent}.chitu-biqu-nav__item:hover>.chitu-biqu-nav__panel,.chitu-biqu-nav__item:focus-within>.chitu-biqu-nav__panel,.chitu-biqu-nav__item.is-open>.chitu-biqu-nav__panel{visibility:visible;opacity:1;pointer-events:auto}.chitu-biqu-nav__panel-inner{max-width:1500px;margin:auto;padding:18px clamp(18px,3vw,48px) 22px;max-height:min(79vh,780px);overflow-y:auto}.chitu-biqu-nav__tabs{display:grid;grid-template-columns:255px minmax(0,1fr);gap:28px;align-items:start;min-height:350px}.chitu-biqu-nav__categories{display:flex;flex-direction:column;gap:4px;padding:0}.chitu-biqu-nav__category{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:11px 13px;border-radius:24px;font-size:14px;font-weight:600;line-height:1.2;color:#333;text-decoration:none;transition:background .15s,color .15s}.chitu-biqu-nav__category.is-active,.chitu-biqu-nav__category:hover,.chitu-biqu-nav__category:focus-visible{background:#eef1fa;color:#164ac7}.chitu-biqu-nav__arrow{font-size:19px;font-weight:400;line-height:1}.chitu-biqu-nav__all{display:inline-block;font-size:12px;font-weight:600;color:#0086cc;text-decoration:none;padding:12px 13px;margin-top:5px}.chitu-biqu-nav__content{min-width:0}.chitu-biqu-nav__pane{display:none}.chitu-biqu-nav__pane.is-active{display:block}.chitu-biqu-nav__products{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px clamp(18px,2vw,32px)}.chitu-biqu-nav__product{display:block;text-decoration:none;min-width:0;color:#292b30}.chitu-biqu-nav__product[hidden]{display:none!important}.chitu-biqu-nav__product-image{height:140px;width:100%;display:flex;align-items:center;justify-content:center;overflow:hidden;margin-bottom:7px}.chitu-biqu-nav__product-image img,.chitu-biqu-nav__product-image svg{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;transition:transform .2s}.chitu-biqu-nav__product:hover .chitu-biqu-nav__product-image img{transform:scale(1.04)}.chitu-biqu-nav__product-title{font-size:13px;font-weight:500;line-height:1.35;min-height:35px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.chitu-biqu-nav__price{display:flex;gap:8px;flex-wrap:wrap;font-size:12px;line-height:1.4;margin-top:4px;color:#333}.chitu-biqu-nav__price s{color:#777}.chitu-biqu-nav__price .is-sale{color:#e02b35}.chitu-biqu-nav__link-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.chitu-biqu-nav__link-grid a{padding:14px 18px;border:1px solid #edf0f4;border-radius:8px;color:#333;text-decoration:none}.chitu-biqu-nav__link-grid a:hover{background:#f7f9fc;color:#164ac7}.chitu-biqu-nav__empty{padding:55px 20px;color:#666}.chitu-biqu-nav__empty a{color:#0086cc}.chitu-biqu-nav__support-title{font-size:19px;font-weight:700;margin-bottom:20px;color:#17212d}.chitu-biqu-nav__support-columns{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px 30px}.chitu-biqu-nav__support-heading{display:block;color:#1f2a38;font-size:14px;font-weight:700;margin-bottom:12px;text-decoration:none}.chitu-biqu-nav__support-group ul{list-style:none;padding:0;margin:0}.chitu-biqu-nav__support-group li{margin-bottom:9px}.chitu-biqu-nav__support-group li a{font-size:13px;color:#637083;text-decoration:none}.chitu-biqu-nav__support a:hover{color:#0086cc}}@media(min-width:1025px)and (max-width:1180px){.chitu-biqu-nav__tabs{grid-template-columns:205px minmax(0,1fr);gap:14px}.chitu-biqu-nav__product-image{height:110px}.chitu-biqu-nav__product-title{font-size:12px}.chitu-biqu-nav__primary{font-size:12px}.chitu-biqu-nav__list{gap:6px}}@media(prefers-reduced-motion:reduce){.chitu-biqu-nav *{transition:none!important}}#shopify-section-announcement-bar{position:relative!important;z-index:470!important;isolation:isolate;background:#fff!important;opacity:1!important}#shopify-section-announcement-bar .t4s-announcement-bar{position:relative!important;z-index:0;isolation:isolate;background:transparent!important;background-color:transparent!important;background-image:none!important;--t4s-announcement-background:transparent!important;--t4s-announcement-text-color:#fff!important;--t4s-announcement-close-color:#fff!important;color:#fff!important;font-size:12px!important;opacity:1!important}#shopify-section-announcement-bar .t4s-announcement-bar::before{content:"";display:block;position:absolute;inset:0;z-index:-1;pointer-events:none;background:rgba(0,134,204,.7)}#shopify-section-announcement-bar .t4s-announcement-bar__wrap,#shopify-section-announcement-bar .t4s-announcement-bar__wrap *,#shopify-section-announcement-bar .t4s-announcement-bar__close{color:#fff!important}#shopify-section-announcement-bar .t4s-announcement-bar__item h6,#shopify-section-announcement-bar .t4s-announcement-bar__item p,#shopify-section-announcement-bar .t4s-announcement-bar__item a,#shopify-section-announcement-bar .t4s-announcement-bar__item strong{font-size:12px!important}#shopify-section-announcement-bar,#shopify-section-announcement-bar .t4s-announcement-bar{border:0!important;box-shadow:none!important}@media(min-width:1025px){body.template-index .t4s-section-header,body.template-index .t4s-section-header .t4s-header__wrapper,body.template-index .t4s-section-header .t4s-header__wrapper>.t4s-container{border:0!important;outline:0!important;box-shadow:none!important}html:not(.is-header--stuck) body.template-index .t4s-section-header .t4s-header__wrapper{--h-bg-color:#fff!important;--h-text-color:#222!important;--h-text-color-hover:#0086cc!important;--h-text-color-rgb:34,34,34!important;background:#fff!important;box-shadow:none!important;-webkit-backdrop-filter:none!important;backdrop-filter:none!important}html:not(.is-header--stuck) body.template-index .t4s-section-header .chitu-biqu-nav__primary,html:not(.is-header--stuck) body.template-index .t4s-section-header .t4s-site-nav__icons a,html:not(.is-header--stuck) body.template-index .t4s-section-header .t4s-site-nav__icons svg{color:#222!important;text-shadow:none!important;mix-blend-mode:normal!important}html:not(.is-header--stuck) body.template-index .t4s-section-header .chitu-biqu-nav__primary::after{background:#0086cc!important}html:not(.is-header--stuck) body.template-index .t4s-section-header .t4s-header__logo img.header__normal-logo{filter:brightness(0)!important}html.is-header--stuck body.template-index .t4s-section-header .t4s-header__wrapper{--h-bg-color:#fff!important;--h-text-color:#222!important;--h-text-color-hover:#0086cc!important;--h-text-color-rgb:34,34,34!important;background:#fff!important}html.is-header--stuck body.template-index .t4s-section-header .chitu-biqu-nav__primary,html.is-header--stuck body.template-index .t4s-section-header .t4s-site-nav__icons a,html.is-header--stuck body.template-index .t4s-section-header .t4s-site-nav__icons svg{color:#222!important;text-shadow:none!important;mix-blend-mode:normal!important}html.is-header--stuck body.template-index .t4s-section-header .chitu-biqu-nav__primary::after{background:#0086cc!important}html.is-header--stuck body.template-index .t4s-section-header .t4s-header__logo img.header__normal-logo{filter:brightness(0)!important}body.template-index .chitu-biqu-nav__panel{background:#fff!important;color:#222!important;text-shadow:none!important}}@media(min-width:1025px){html.is-header--stuck .t4s-section-header .t4s-header__wrapper{height:62px!important;min-height:62px!important}html.is-header--stuck .t4s-section-header .t4s-header__wrapper>.t4s-container{height:62px!important;min-height:62px!important;display:flex!important;align-items:center!important}html.is-header--stuck .t4s-section-header .t4s-header__wrapper [data-header-height]{width:100%;height:62px!important;min-height:62px!important;max-height:62px!important;display:flex!important;flex-wrap:nowrap!important;align-items:center!important}html.is-header--stuck .t4s-section-header .t4s-header-layout_logo_left [data-header-height]>.t4s-col-item{align-self:center!important}html.is-header--stuck .t4s-section-header .t4s-header-layout_logo_left [data-header-height]>.t4s-col-item:has(>.chitu-biqu-nav){height:62px!important;display:flex!important;align-items:center!important;justify-content:center!important}html.is-header--stuck .t4s-section-header .chitu-biqu-nav{display:flex!important;align-items:center!important;justify-content:center!important;height:62px!important;min-height:62px!important}html.is-header--stuck .t4s-section-header .chitu-biqu-nav__list{display:flex!important;align-items:center!important;justify-content:center!important;height:62px!important;min-height:62px!important;margin:0!important;padding:0!important}html.is-header--stuck .t4s-section-header .chitu-biqu-nav__item{display:flex!important;align-items:center!important;height:62px!important;margin:0!important;padding:0!important}html.is-header--stuck .t4s-section-header .chitu-biqu-nav__primary{display:inline-flex!important;align-items:center!important;justify-content:center!important;height:62px!important;box-sizing:border-box!important;padding:0 4px!important;margin:0!important;line-height:1.25!important;vertical-align:middle!important;transform:none!important}html.is-header--stuck .t4s-section-header .chitu-biqu-nav__primary::after{bottom:11px!important}}@media(min-width:1025px){html.is-header--stuck .t4s-section-header .t4s-header__logo img.header__sticky-logo{width:70px!important;max-width:70px!important;height:auto!important}}@media(min-width:1025px){body.template-index .chitu-biqu-nav__panel,.chitu-biqu-nav__panel{background:#f7f7f7!important;box-shadow:0 12px 30px rgba(0,0,0,.09);border-top:0!important;border-radius:0}.chitu-biqu-nav__panel-inner{max-width:1500px;padding:28px clamp(18px,2.5vw,40px) 34px;max-height:min(82vh,820px)}.chitu-biqu-nav__tabs{grid-template-columns:240px minmax(0,1fr);gap:clamp(30px,4vw,70px);min-height:410px}.chitu-biqu-nav__categories{gap:9px}.chitu-biqu-nav__category{padding:16px 17px;border-radius:10px;background:#e9e9e9;font-weight:500;min-height:56px;color:#222;transition:background .17s,color .17s}.chitu-biqu-nav__category.is-active,.chitu-biqu-nav__category:hover,.chitu-biqu-nav__category:focus-visible{background:#0086cc;color:#fff}.chitu-biqu-nav__category.is-active .chitu-biqu-nav__arrow,.chitu-biqu-nav__category:hover .chitu-biqu-nav__arrow{color:#fff}.chitu-biqu-nav__all{margin:8px 0 0;padding:10px 14px;font-size:13px}.chitu-biqu-nav__shelf+.chitu-biqu-nav__shelf{margin-top:22px}.chitu-biqu-nav__shelf-heading{display:flex;flex-direction:column;align-items:flex-start;gap:6px;margin-bottom:12px;font-size:15px;color:#151515;font-weight:600}.chitu-biqu-nav__shelf-heading a{color:#0086cc;font-weight:500;text-decoration:none;font-size:12px}.chitu-biqu-nav__shelf-heading a:hover{text-decoration:underline}.chitu-biqu-nav__grid-view-all{display:flex;justify-content:flex-start;margin:0 0 14px}.chitu-biqu-nav__grid-view-all a{color:#0086cc;text-decoration:none;font-size:13px;font-weight:500}.chitu-biqu-nav__grid-view-all a:hover{text-decoration:underline}.chitu-biqu-nav__accessory .chitu-biqu-nav__products{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px;align-content:start}.chitu-biqu-nav__accessory .chitu-biqu-nav__product[hidden]{display:none!important}.chitu-biqu-nav__accessory .chitu-biqu-nav__resin-pager{margin-top:20px}.chitu-biqu-nav__shelf--resin .chitu-biqu-nav__products{grid-template-columns:repeat(5,minmax(0,1fr))}.chitu-biqu-nav__resin-pager{display:flex;justify-content:center;align-items:center;gap:14px;margin:12px auto 4px;color:#505965;font-size:12px}.chitu-biqu-nav__resin-pager button{width:32px;height:32px;border-radius:50%;display:inline-flex;justify-content:center;align-items:center;background:#fff;color:#0086cc;border:1px solid #e5e9ef;cursor:pointer;font-size:22px;line-height:1}.chitu-biqu-nav__resin-pager button:disabled{opacity:.32;cursor:default}.chitu-biqu-nav__resin-pager button:hover:not(:disabled){background:#eaf6ff}.chitu-biqu-nav__shelf--curated .chitu-biqu-nav__products{grid-template-columns:repeat(5,minmax(0,1fr))}.chitu-biqu-nav__products{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:11px}.chitu-biqu-nav__product{display:flex;flex-direction:column;align-items:center;text-align:center;justify-content:flex-start;background:#fff;border-radius:17px;padding:13px 9px 12px;min-height:180px;color:#202020;transition:transform .18s ease,box-shadow .18s ease}.chitu-biqu-nav__product:hover{transform:translateY(-2px);box-shadow:0 7px 18px rgba(0,0,0,.08)}.chitu-biqu-nav__product-image{width:100%;height:106px;margin:0 0 8px;display:flex;align-items:center;justify-content:center}.chitu-biqu-nav__product-image img,.chitu-biqu-nav__product-image svg{width:auto;height:auto;max-width:100%;max-height:100%;object-fit:contain}.chitu-biqu-nav__product-title{font-size:12px;font-weight:500;line-height:1.35;min-height:32px;max-height:49px;overflow:hidden;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical}.chitu-biqu-nav__price{margin-top:auto;padding-top:5px;display:flex;gap:4px;justify-content:center;text-align:center;font-size:11px}.chitu-biqu-nav__price s{font-size:10px}.chitu-biqu-nav__support{padding:12px 0 20px}}@media(min-width:1025px)and (max-width:1280px){.chitu-biqu-nav__tabs{grid-template-columns:205px minmax(0,1fr);gap:25px}.chitu-biqu-nav__products{gap:8px}.chitu-biqu-nav__product{padding:10px 6px;min-height:170px}.chitu-biqu-nav__product-image{height:90px}.chitu-biqu-nav__product-title{font-size:11px}}@media(min-width:1025px){.chitu-innovations{max-width:1440px;margin:0 auto;padding:4px 4px 16px}.chitu-innovations__heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:0 0 18px;color:#191f27;font-size:17px;font-weight:700}.chitu-innovations__heading a{font-size:13px;font-weight:500;color:#0086cc;text-decoration:none}.chitu-innovations__heading a:hover{text-decoration:underline}.chitu-innovations__grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:14px}.chitu-innovations__card{display:flex;flex-direction:column;align-items:center;min-width:0;min-height:235px;padding:17px 11px 18px;background:#fff;border-radius:17px;text-align:center;color:#1f2832;text-decoration:none;transition:transform .18s ease,box-shadow .18s ease}.chitu-innovations__card:hover{transform:translateY(-3px);box-shadow:0 9px 22px rgba(0,0,0,.09)}.chitu-innovations__image{height:139px;width:100%;display:flex;justify-content:center;align-items:center;margin-bottom:12px}.chitu-innovations__image img,.chitu-innovations__image svg{max-height:100%;max-width:100%;width:auto;height:auto;object-fit:contain}.chitu-innovations__title{font-size:14px;line-height:1.3;font-weight:650;color:#1d2735}.chitu-innovations__summary{font-size:12px;line-height:1.42;color:#6b7381;margin:8px 0 0;max-width:100%}}@media(min-width:1025px)and (max-width:1250px){.chitu-innovations__grid{gap:9px}.chitu-innovations__card{padding:12px 7px 14px}.chitu-innovations__title{font-size:12px}.chitu-innovations__summary{font-size:11px}.chitu-innovations__image{height:110px}}@media(min-width:1025px){.chitu-biqu-nav__tabs--sale .chitu-biqu-nav__sale-group-title{margin:17px 0 4px;padding:10px 12px 5px;font-size:14px;font-weight:700;color:#2b3038}.chitu-biqu-nav__tabs--sale .chitu-biqu-nav__sale-products{grid-template-columns:repeat(5,minmax(0,1fr));gap:14px;align-content:start}}@media(min-width:1025px){.chitu-biqu-nav__tabs--sale .chitu-biqu-nav__product{position:relative;overflow:visible}.chitu-biqu-nav__tabs--sale .chitu-biqu-nav__promo-badge{position:absolute;top:10px;left:10px;right:auto;z-index:3;display:inline-block;max-width:calc(100% - 20px);background:#0086cc;color:#fff;padding:5px 8px;border-radius:6px;font-size:11px;font-weight:700;line-height:1.2;white-space:nowrap;box-sizing:border-box;pointer-events:none}.chitu-biqu-nav__tabs--sale .chitu-biqu-nav__price--manual{display:flex;flex-direction:column;align-items:center;gap:3px;width:100%;text-align:center;white-space:normal;padding-top:9px}.chitu-biqu-nav__tabs--sale .chitu-biqu-nav__sale-note{font-size:11px;line-height:1.35;color:#68727c}}@media(min-width:1025px){.chitu-biqu-nav__list>.chitu-biqu-nav__item--innovation{order:-2}.chitu-biqu-nav__list>.chitu-biqu-nav__item--mega-sale{order:-1}.chitu-biqu-nav__shelf--filament .chitu-biqu-nav__products{grid-template-columns:repeat(5,minmax(0,1fr))}.chitu-biqu-nav__tabs--sale .chitu-biqu-nav__sale-amount{font-size:14px;font-weight:800;color:#e02b35}}@media(min-width:1025px){.chitu-biqu-nav__primary--nonlink{cursor:default;user-select:none}.chitu-biqu-nav__support-columns{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:22px;align-items:start}.chitu-biqu-nav__support-group{min-width:0}.chitu-biqu-nav__support-group .chitu-biqu-nav__support-heading{overflow-wrap:anywhere}}@media(min-width:1025px){.chitu-biqu-nav__shelf--resin .chitu-biqu-nav__resin-feature{margin-top:auto;padding-top:8px;min-height:37px;font-size:11px;line-height:1.35;font-weight:500;color:#667386;text-align:center}}@media(min-width:1025px){.chitu-biqu-nav__product,.chitu-innovations__card{position:relative}.chitu-biqu-nav__soldout{position:absolute;right:8px;top:8px;z-index:5;width:51px;height:51px;border-radius:50%;background:rgba(0,0,0,.70);color:#fff;font-size:10px;font-weight:650;line-height:1.2;display:flex;align-items:center;justify-content:center;text-align:center;pointer-events:none;box-sizing:border-box;padding:5px}}@media(min-width:1025px){.chitu-biqu-nav__tabs--lcd .chitu-biqu-nav__lcd-group{font-weight:700;font-size:14px;color:#253344;padding:10px 10px 6px}.chitu-biqu-nav__tabs--lcd .chitu-biqu-nav__lcd-group--second{margin-top:18px;border-top:1px solid #e0e4e8;padding-top:18px}}