.language-switch{--language-ink:var(--ink,#052650);border:2px solid var(--language-ink);width:124px;min-height:36px;box-shadow:3px 3px var(--language-ink);background:#fff;border-radius:34px;flex:none;align-items:center;gap:2px;padding:3px;display:flex;position:relative}.language-switch__option{cursor:pointer;flex:1;min-width:0;position:relative}.language-switch__option input{opacity:0;cursor:pointer;width:100%;height:100%;margin:0;position:absolute;inset:0}.language-switch__button{min-height:26px;color:var(--language-ink);border-radius:50px;justify-content:center;align-items:center;padding:2px 8px;font-size:12px;font-weight:700;transition:background-color .18s ease-out,color .18s ease-out;display:flex}.language-switch__option input:checked+.language-switch__button{background:var(--language-ink);color:#fff}.language-switch__option input:focus-visible+.language-switch__button{outline:2px solid var(--signal-strong,#126bac);outline-offset:3px}.language-switch[aria-busy=true]{opacity:.7}.site-header__bar>.language-switch{margin-left:auto;margin-right:4px}html[lang=en] h1,html[lang=en] h2,html[lang=en] h3{overflow-wrap:anywhere}html[lang=en] .hero__copy h1{letter-spacing:-.025em;font-size:clamp(2rem,3.6vw,3.7rem);line-height:1.12}html[lang=en] .hero__lead{display:none}html[lang=en] .iris-hero__copy h1{font-size:clamp(1.4rem,2.2vw,2.5rem);line-height:1.2}html[lang=en] .site-nav__item{letter-spacing:0}html[lang=en] .site-nav__categories a{white-space:normal;text-align:center}html[lang=en] .contact-location__address{width:240px}html[lang=en] .contact-company>p,html[lang=en] .site-footer__grid>div:first-child>span:first-of-type{display:none}html[lang=en] .catalog-card__content>strong{font-size:clamp(1rem,1.4vw,1.4rem);line-height:1.3}@media (pointer:coarse){.language-switch{min-height:44px}.language-switch__button{min-height:34px}}@media (max-width:680px){.language-switch{width:100px}.site-header__bar .brand{max-width:calc(100% - 120px)}}@media (prefers-reduced-motion:reduce){.language-switch__button{transition:none}}
:root{--ink:#082f63;--ink-strong:#052650;--ink-soft:#3f5f84;--signal:#087dcc;--signal-strong:#0068af;--signal-soft:#e8f5fd;--surface:#f5f7f4;--surface-subtle:#eef2ee;--surface-strong:#e5ece7;--line:#cbdce9;--line-strong:#9dbbd0;--focus:#ffbf47;--danger:#b42318;--font-sans:"Noto Sans SC", "Source Han Sans SC", "Microsoft YaHei", system-ui, sans-serif;--font-product-display:"Arial Nova", "Helvetica Neue", "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;--radius-sm:6px;--radius-md:12px;--space-1:.5rem;--space-2:.75rem;--space-3:1rem;--space-4:1.5rem;--space-5:2rem;--space-6:3rem;--space-7:4.5rem;--shell:1240px;--site-header-height:167px;--ease-out:cubic-bezier(.16, 1, .3, 1)}*{box-sizing:border-box}html{background:var(--surface);color:var(--ink);font-family:var(--font-sans);scroll-behavior:smooth;-webkit-font-smoothing:antialiased;scroll-padding-top:170px}body{background:var(--surface);min-width:320px;margin:0}button,input,textarea,select{font:inherit}button,a{-webkit-tap-highlight-color:transparent}a{color:inherit}img,svg{max-width:100%;display:block}h1,h2,h3,p,dl,dd{margin:0}h1,h2,h3{color:var(--ink-strong);letter-spacing:-.025em;text-wrap:balance}p{text-wrap:pretty}.shell{width:min(calc(100% - 48px), var(--shell));margin-inline:auto}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.skip-link{z-index:100;color:#fff;background:var(--ink-strong);border-radius:var(--radius-sm);transition:transform .18s var(--ease-out);padding:10px 16px;position:fixed;top:12px;left:12px;transform:translateY(-160%)}.skip-link:focus{transform:translateY(0)}:focus-visible{outline:3px solid var(--focus);outline-offset:3px}.site-header{z-index:50;isolation:isolate;-webkit-backdrop-filter:saturate(180%)blur(24px);background:linear-gradient(#f5f7f4d6,#eef3f0b8);border-bottom:1px solid #082f631f;position:sticky;top:0;box-shadow:inset 0 1px #ffffffd1,0 3px 6px -4px #082f6329,0 10px 20px -14px #082f6329}@supports not ((-webkit-backdrop-filter:blur(1px)) or (backdrop-filter:blur(1px))){.site-header{background:#f5f7f4f5}}.site-header .shell{width:calc(100% - clamp(32px,4vw,64px));max-width:none}.site-header__bar{justify-content:space-between;align-items:center;gap:var(--space-5);min-height:96px;display:flex}.brand{align-items:center;gap:14px;text-decoration:none;display:inline-flex}.brand--image{width:min(820px,100% - 430px);height:90px;display:block;position:relative;overflow:hidden}.brand__banner{width:85%;max-width:700px;height:auto;position:absolute;top:50%;left:50%;transform:translate(-50%,-47.1%)}.brand__symbol{aspect-ratio:1;color:#fff;background:var(--ink);letter-spacing:-.06em;border-radius:50%;flex:none;place-items:center;width:54px;font-size:1.05rem;font-weight:750;display:grid}.brand__name{gap:3px;display:grid}.brand__name strong{font-size:clamp(1rem,1.6vw,1.32rem);line-height:1.25}.brand__name small{color:var(--ink-soft);letter-spacing:.02em;font-size:.78rem}.header-search{width:min(390px,34vw);height:54px;transition:border-color .18s var(--ease-out), background-color .18s var(--ease-out);background:#f5f7f48f;border:1px solid #082f632e;border-radius:999px;align-items:center;padding-left:20px;display:flex;overflow:hidden;box-shadow:inset 0 1px #ffffffc2}.header-search:focus-within{border-color:var(--signal);background:#f5f7f4e0}.header-search input{width:100%;min-width:0;color:var(--ink);background:0 0;border:0;outline:0;padding:0 12px 0 0;font-size:.92rem}.header-search input::placeholder{color:#7890a7}.header-search button{width:44px;height:44px;color:var(--ink-soft);cursor:pointer;transition:color .18s var(--ease-out), background-color .18s var(--ease-out), transform .16s var(--ease-out);background:#082f6317;border:0;border-radius:50%;flex:none;place-items:center;margin-right:4px;padding:0;display:grid}.header-search button svg{stroke:currentColor;stroke-linecap:round;stroke-width:1.9px;width:22px;height:22px}.header-search button:hover{color:#fff;background:var(--signal-strong)}.header-search button:active{transform:scale(.94)}.site-nav{border-top:1px solid #ffffff85;padding-block:8px 10px;position:relative}.site-header .site-nav__scroll{width:calc(100% - clamp(48px,5vw,96px));max-width:none}.site-nav__scroll{isolation:isolate;scrollbar-width:none;grid-template-columns:repeat(6,minmax(0,1fr));gap:clamp(10px,1.3vw,24px);padding:3px 0;display:grid;position:relative;overflow-x:auto}.site-nav__scroll::-webkit-scrollbar{display:none}.site-nav__selection{z-index:0;opacity:0;pointer-events:none;border-radius:11px;position:absolute;top:0;left:0}.site-nav__selection[data-visible=true]{opacity:1}.site-nav__selection-surface{border-radius:inherit;transform-origin:50%;background:#f5f7f4e0;width:100%;height:100%;display:block;box-shadow:inset 0 1px #ffffffe0,0 2px 6px #082f631a}.site-nav__item{z-index:1;min-height:46px;color:var(--ink-soft);white-space:nowrap;transition:color .18s var(--ease-out), background-color .18s var(--ease-out), transform .18s var(--ease-out), box-shadow .18s var(--ease-out);border-radius:11px;justify-content:center;align-items:center;gap:8px;padding:10px 16px;font-weight:650;text-decoration:none;display:flex;position:relative}.site-nav__item svg{stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;stroke-width:1.7px;width:19px;height:19px;transition:transform .18s var(--ease-out);flex:none}.site-nav__item:hover{color:var(--ink);background:#f5f7f494;transform:translateY(-1px)}.site-nav__item:hover svg{transform:scale(1.08)}.site-nav__item:active{transform:translateY(1px)scale(.985)}.site-nav__item.is-active{color:var(--signal-strong)}.site-nav__scroll:not([data-selection-ready=true]) .site-nav__item.is-active{background:#f5f7f4e0;box-shadow:inset 0 1px #ffffffe0,0 2px 6px #082f631a}.site-nav__scroll[data-selection-ready=true] .site-nav__item.is-active:hover{background:0 0}.site-nav__expansion{top:100%;max-height:calc(100svh - var(--site-header-height));padding-block:var(--space-3);-webkit-backdrop-filter:saturate(180%)blur(24px);opacity:0;visibility:hidden;pointer-events:none;clip-path:inset(0 -24px 100%);transition:opacity .18s var(--ease-out), transform .22s var(--ease-out), clip-path .22s var(--ease-out), visibility 0s linear .22s;background:#f5f7f4f0;border-top:1px solid #082f6314;position:absolute;inset-inline:0;overflow-y:auto;transform:translateY(-8px);box-shadow:0 4px 8px -5px #082f632e,0 14px 22px -14px #082f6333}.site-nav__expansion[data-open=true]{opacity:1;visibility:visible;pointer-events:auto;clip-path:inset(0 -24px -28px);transition:opacity .26s var(--ease-out), transform .32s var(--ease-out), clip-path .32s var(--ease-out), visibility 0s;transform:translateY(0)}.site-header .site-nav__categories{gap:var(--space-3);grid-template-columns:repeat(5,minmax(0,1fr));width:min(100% - 48px,960px);max-width:960px;margin-inline:auto;display:grid}.site-nav__categories a{min-height:48px;color:var(--ink);border-radius:var(--radius-md);text-align:center;opacity:0;transition:opacity .14s var(--ease-out), transform .16s var(--ease-out), color .18s var(--ease-out), background-color .18s var(--ease-out);justify-content:center;align-items:center;padding:12px;font-size:.95rem;font-weight:600;text-decoration:none;display:flex;transform:translateY(8px)}.site-nav__expansion[data-open=true] .site-nav__categories a{opacity:1;transition:opacity .24s var(--ease-out) calc(40ms + var(--category-index,0) * 35ms), transform .28s var(--ease-out) calc(40ms + var(--category-index,0) * 35ms), color .18s var(--ease-out), background-color .18s var(--ease-out);transform:translateY(0)}.site-nav__categories a:hover,.site-nav__categories a:focus-visible{color:var(--signal-strong);background:var(--signal-soft)}.hero{min-height:max(680px,100svh);margin-top:calc(-1 * var(--site-header-height));padding-top:var(--site-header-height);isolation:isolate;background-color:#f1f8fd;background-image:url(/hero/hero-fluorescence-20261021.webp);background-position:50%;background-size:cover;background-attachment:fixed;position:relative;overflow:clip}.hero:before{z-index:-1;content:"";background:linear-gradient(90deg,#f1f8fdf5 0%,#f1f8fdf0 34%,#f1f8fdd1 49%,#f1f8fd00 76%);position:absolute;inset:0}.hero__inner{min-height:max(513px, calc(100svh - var(--site-header-height)));align-items:center;padding-block:clamp(2rem,5vh,3.5rem);display:flex}.hero__copy{z-index:2;width:min(54%,680px);position:relative}.eyebrow,.section-index{color:var(--signal-strong);letter-spacing:.09em;font-size:.78rem;font-weight:700}.hero h1{letter-spacing:-.025em;text-wrap:balance;max-width:14ch;margin-top:12px;font-size:clamp(2.45rem,3.65vw,3.6rem);line-height:1.14}.hero__lead{max-width:30rem;margin-top:var(--space-3);color:var(--ink-soft);text-wrap:pretty;font-size:clamp(.92rem,1.25vw,1.04rem);line-height:1.5}.hero__actions{margin-top:var(--space-4);flex-wrap:wrap;gap:12px;display:flex}.button{border-radius:var(--radius-sm);min-height:48px;transition:background-color .18s var(--ease-out), color .18s var(--ease-out), transform .18s var(--ease-out);justify-content:center;align-items:center;padding:12px 22px;font-weight:700;text-decoration:none;display:inline-flex}.button:hover{transform:translateY(-2px)}.button--primary{color:#fff;background:var(--signal-strong)}.button--primary:hover{background:var(--ink)}.button--secondary{color:var(--ink);border:1px solid var(--line-strong);background:#f5f7f4e0}.button--secondary:hover{color:var(--signal-strong);border-color:var(--signal)}.hero__facts{margin-top:var(--space-5);border-top:1px solid var(--line);grid-template-columns:repeat(3,1fr);gap:0;display:grid}.hero__facts div{padding:14px 14px 0 0}.hero__facts div+div{border-left:1px solid var(--line);padding-left:14px}.hero__facts dt{font-weight:700}.hero__facts dd{color:var(--ink-soft);margin-top:4px;font-size:.74rem;line-height:1.45}.optical-field{min-height:590px;color:var(--signal);isolation:isolate;position:relative}.optical-field:before{z-index:-1;content:"";background:radial-gradient(circle,#0b80cc21,#0000 68%);position:absolute;inset:13% 7%}.optical-field svg{width:100%;height:100%}.optical-field__orbit{fill:none;stroke:#aacde5;stroke-dasharray:3 9;stroke-width:1.2px}.optical-field__orbit--two{opacity:.6}.optical-field__beam{stroke-width:3px}.optical-field__lens{fill:url(#optic);stroke:#5ea7d4;stroke-width:2px}.optical-field__lens--inner{fill:#ffffff61;opacity:.9;stroke-width:1px}.optical-field__node{fill:var(--signal)}.optical-field__node--end{fill:var(--ink)}.optical-field__label{color:var(--ink);border:1px solid var(--line);border-radius:var(--radius-sm);background:#f5f7f4eb;gap:2px;padding:9px 12px;display:grid;position:absolute}.optical-field__label span{color:var(--signal-strong);font-size:.68rem;font-weight:700}.optical-field__label strong{font-size:.86rem}.optical-field__label--one{top:21%;left:4%}.optical-field__label--two{top:58%;right:3%}.optical-field__label--three{bottom:7%;left:24%}.section{padding-block:clamp(4.5rem,8vw,7rem)}.section--tinted{background:var(--surface-subtle)}.section-heading{justify-content:space-between;align-items:end;gap:var(--space-5);margin-bottom:var(--space-6);display:flex}.section-heading h2,.consultation h2{margin-top:10px;font-size:clamp(2rem,4vw,3.65rem);line-height:1.12}.text-link{color:var(--signal-strong);text-underline-offset:4px;padding-block:8px;font-weight:700}@property --honeycomb-angle{syntax:"<angle>";inherits:false;initial-value:0deg}.honeycomb-section{background:linear-gradient(#f3f6f3 0%,#e9efeb 100%);overflow:hidden}.honeycomb-viewport{scrollbar-width:none;padding:12px 0 42px;overflow-x:auto}.honeycomb-viewport::-webkit-scrollbar{display:none}.honeycomb{--hex-size:clamp(190px, 21vw, 270px);--hex-overlap:clamp(46px, 5vw, 65px);width:100%;min-width:max-content;padding-inline:var(--space-4);justify-content:center;display:grid}.honeycomb-row{justify-content:center;gap:clamp(8px,1vw,14px);display:flex}.honeycomb-row--lower{margin-top:calc(-1 * var(--hex-overlap))}.honeycomb-cell{--honeycomb-angle:0deg;width:var(--hex-size);aspect-ratio:1.1547;clip-path:polygon(25% 6.7%,75% 6.7%,100% 50%,75% 93.3%,25% 93.3%,0 50%);filter:drop-shadow(0 8px 8px #05265021);transition:transform .26s var(--ease-out), filter .26s var(--ease-out);background:linear-gradient(145deg,#fffffff5,#0668af52);flex:none;position:relative;overflow:hidden;transform:translateY(0)scale(1)}.honeycomb-cell:before{content:"";clip-path:inherit;background:radial-gradient(circle at 32% 24%,#fffffffa,#0000 36%),linear-gradient(145deg,#f9fdfff7 12%,#e1f0faf2 62%,#bedbeeeb 100%);position:absolute;inset:3px;box-shadow:inset 14px 14px 22px #ffffffc7,inset -16px -18px 24px #082f6317}.honeycomb-cell:after{content:"";opacity:0;background:conic-gradient(from var(--honeycomb-angle), transparent 0deg 225deg, #69d3ff29 244deg, #e7fbff 266deg, #39bdff 284deg, var(--signal-strong) 306deg, transparent 330deg 360deg);clip-path:inherit;-webkit-mask-composite:xor;transition:opacity .18s var(--ease-out);padding:3px;position:absolute;inset:0;-webkit-mask-image:linear-gradient(#000 0 0),linear-gradient(#000 0 0);-webkit-mask-position:0 0,0 0;-webkit-mask-size:auto,auto;-webkit-mask-repeat:repeat,repeat;-webkit-mask-clip:content-box,border-box;-webkit-mask-origin:content-box,border-box;-webkit-mask-composite:xor;mask-composite:exclude;-webkit-mask-source-type:auto,auto;mask-mode:match-source,match-source}.honeycomb-cell:hover,.honeycomb-cell:focus-visible{filter:drop-shadow(0 12px 10px #05265029)drop-shadow(0 0 12px #087dcc47);outline:none;transform:translateY(-7px)scale(1.015)}.honeycomb-cell:hover:after,.honeycomb-cell:focus-visible:after{opacity:1;animation:1.35s linear infinite honeycomb-ring}@keyframes honeycomb-ring{to{--honeycomb-angle:360deg}}.empty-visual{width:min(100%,300px);color:var(--signal-strong);opacity:.72;margin-inline:auto}.empty-visual--compact{width:74%}.product-grid{gap:var(--space-4);grid-template-columns:repeat(3,minmax(0,1fr));display:grid}.product-card{color:inherit;background:var(--surface);border-radius:var(--radius-md);text-decoration:none;display:block;overflow:hidden}.product-card__visual{background:var(--surface-strong);place-items:center;min-height:260px;display:grid}.product-card__content{padding:var(--space-4)}.product-card__content span{color:var(--signal-strong);letter-spacing:.04em;font-size:.76rem;font-weight:700}.product-card__content h3{margin-top:8px;font-size:1.35rem}.product-card__content p{color:var(--ink-soft);margin-top:10px;line-height:1.7}.content-promise{gap:var(--space-6);padding:var(--space-6);color:#fff;background:var(--ink);border-radius:var(--radius-md);grid-template-columns:.8fr 1.2fr;align-items:end;display:grid}.content-promise p{font-size:clamp(1.5rem,3vw,2.4rem);font-weight:700;line-height:1.25}.content-promise span{color:#d3e5f2;line-height:1.7}.consultation{justify-content:space-between;align-items:center;gap:var(--space-6);min-height:340px;padding-block:var(--space-7);display:flex}.consultation h2{max-width:18ch}.page-hero{padding-block:clamp(4.5rem,8vw,7.5rem)}.page-hero>h1{max-width:18ch;margin-top:var(--space-3);font-size:clamp(2.7rem,6vw,5.25rem);line-height:1.06}.page-hero>p:not(.section-index,.content-note){max-width:48rem;margin-top:var(--space-4);color:var(--ink-soft);font-size:1.1rem;line-height:1.8}.page-hero--content{min-height:620px}.product-hub{background:var(--surface);padding:clamp(10px,1vw,16px)}.product-hub__grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(10px,1vw,16px);display:grid}.product-hub__card{aspect-ratio:16/10;isolation:isolate;color:inherit;background:#eaf0ec;text-decoration:none;position:relative;overflow:hidden}.product-hub__card:focus-visible{outline:3px solid var(--focus);outline-offset:-3px}.product-hub__card:nth-child(2){background:#e7eeea}.product-hub__card:nth-child(3){background:#e4ebe7}.product-hub__card:nth-child(4){background:#edf2ef}.product-hub__visual{transition:transform .5s var(--ease-out), filter .5s var(--ease-out);position:absolute;inset:0;transform:scale(1.001)}.product-hub__image{object-fit:cover;object-position:center;pointer-events:none;-webkit-user-select:none;user-select:none;-webkit-user-drag:none;-webkit-touch-callout:none}.product-hub__card:hover .product-hub__visual{filter:brightness(1.025);transform:scale(1.015)}.product-hub__body{z-index:1;text-align:left;position:absolute;top:clamp(24px,2.5vw,40px);left:clamp(24px,3vw,48px);right:auto}.product-hub__body h2{color:var(--ink-strong);font-family:var(--font-product-display);letter-spacing:.018em;font-kerning:normal;text-wrap:balance;font-size:clamp(1.65rem,2.55vw,2.8rem);font-weight:750;line-height:1.08}.catalog{padding-bottom:var(--space-7);grid-template-columns:240px minmax(0,1fr);gap:clamp(2rem,5vw,5rem);display:grid}.catalog-page{padding-block:clamp(1.5rem, 2.5vw, 2rem) var(--space-7)}.catalog-page__header{justify-content:space-between;align-items:end;gap:var(--space-3);margin-bottom:var(--space-4);padding-bottom:var(--space-3);border-bottom:1px solid var(--line-strong);display:flex}.catalog-page__header h1{font-size:clamp(1.5rem,2.2vw,2rem);line-height:1.2}.catalog-page__header p{color:var(--ink-soft);margin-top:6px;font-size:.9rem;line-height:1.5}.catalog-page__header>a{color:var(--signal-strong);font-size:.875rem;font-weight:700;text-decoration:none}.catalog__filters{padding-top:var(--space-2);align-self:start}.catalog-search>label,.category-filter>span{color:var(--ink-strong);margin-bottom:10px;font-size:.86rem;font-weight:700;display:block}.catalog-search>div{border:1px solid var(--line-strong);border-radius:var(--radius-sm);display:flex}.catalog-search input{width:100%;min-width:0;color:var(--ink);background:0 0;border:0;outline:0;padding:11px 12px}.catalog-search button{color:var(--signal-strong);cursor:pointer;background:0 0;border:0;padding-inline:12px;font-weight:700}.category-filter{margin-top:var(--space-5);border-top:1px solid var(--line);display:grid}.category-filter>span{padding-top:var(--space-4)}.category-filter a,.category-filter summary{color:var(--ink-soft);border-radius:var(--radius-sm);padding:11px 12px;text-decoration:none}.category-filter a:hover,.category-filter a.is-active,.category-filter summary:hover,.category-filter summary.is-active{color:var(--ink-strong);background:var(--signal-soft);font-weight:700}.category-filter__group{min-width:0}.category-filter summary{cursor:pointer;justify-content:space-between;align-items:center;gap:0;padding:0;list-style:none;display:flex}.category-filter summary>a{min-width:0;color:inherit;flex:1}.category-filter__toggle{flex:0 0 44px;justify-content:center;align-self:stretch;align-items:center;min-height:44px;display:flex}.category-filter summary::-webkit-details-marker{display:none}.category-filter__chevron{border-bottom:1.5px solid;border-right:1.5px solid;flex:none;width:7px;height:7px;margin-right:3px;transition:transform .16s ease-out;transform:rotate(45deg)}.category-filter__group[open] .category-filter__chevron{transform:rotate(225deg)}.category-filter summary.is-parent-active{color:var(--ink-strong);font-weight:600}.category-filter__children{border-left:1px solid var(--line);margin:0 0 8px 20px;padding-left:8px;display:grid}.category-filter__children a{min-height:40px;padding:8px 12px;font-size:.875rem}.category-filter a:focus-visible,.category-filter summary:focus-visible{outline:2px solid var(--signal);outline-offset:2px}@media (prefers-reduced-motion:reduce){.category-filter__chevron{transition:none}}.catalog__summary{justify-content:space-between;align-items:start;gap:var(--space-4);min-height:54px;padding-bottom:var(--space-4);border-bottom:1px solid var(--line-strong);display:flex}.catalog__summary>div{gap:4px;display:grid}.catalog__summary span{font-size:1.1rem;font-weight:700}.catalog__summary strong,.catalog__summary 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