:root{--ink:#171719;--muted:#626267;--paper:#f0f0ee;--accent:#ff4b23;--blue:#233bf5;--line:#ccc;--lime:#ff4b23}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:28px}body{margin:0;background:var(--paper);color:var(--ink);font:1rem/1.55 Arial,Helvetica,sans-serif}a{color:inherit;text-decoration:none}a,button,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,summary:focus-visible{outline:3px solid currentColor;outline-offset:6px}::selection{background:var(--accent);color:white}.wrap{width:min(1440px,calc(100% - 80px));margin:auto}header{min-height:100px;display:flex;align-items:center;justify-content:space-between;gap:28px;border-bottom:1px solid var(--ink)}.brand{display:flex;align-items:center;gap:10px;font-size:1.05rem;font-weight:900;letter-spacing:-.04em;white-space:nowrap}.mark{display:grid;place-items:center;background:var(--ink);color:white;width:40px;height:40px;font-size:1.9rem;font-weight:900;line-height:1;transform:skew(-9deg)}nav{display:flex;gap:28px;font-size:.875rem}nav a{position:relative}nav a:after{content:'';position:absolute;bottom:-5px;left:0;width:0;height:2px;background:var(--accent);transition:width .2s}nav a:hover:after{width:100%}.header-cta{font-size:.875rem;padding:12px 16px;background:var(--ink);color:white}.header-cta span{margin-left:22px}.header-cta:hover{background:var(--accent);color:var(--ink)}.eyebrow{font:500 .75rem/1.5 'Courier New',monospace;letter-spacing:.08em}.hero{padding-top:55px;overflow:hidden}.hero-grid{display:grid;grid-template-columns:1.1fr 1fr;align-items:center;gap:0}.hero-copy{position:relative;z-index:1;padding:24px 0 36px}h1{font-size:clamp(3.3rem,7.8vw,7.9rem);font-weight:800;line-height:1.02;letter-spacing:-.065em;margin:35px 0 28px}h1>span{color:var(--accent)}.hero-intro{font-size:clamp(1.1rem,1.6vw,1.5rem);line-height:1.5;margin:30px 0 35px}.hero-art{margin:0 -25px 0 -30px;position:relative;min-width:0}.hero-art img{display:block;width:100%;height:auto;aspect-ratio:3/2;object-fit:contain;animation:arrive 1s ease-out both}.hero-art figcaption{display:flex;align-items:center;justify-content:space-between;gap:20px;font:.75rem/1.5 'Courier New',monospace;margin:0 30px 0 55px;border-top:1px solid #adada8;padding-top:12px}.hero-art figcaption span:first-child{background:var(--ink);color:white;padding:2px 5px;white-space:nowrap}.hero-art figcaption span:last-child{max-width:280px;text-align:right}.button{display:inline-flex;justify-content:space-between;align-items:center;gap:48px;padding:18px 24px;min-height:58px;font-size:1rem;font-weight:600;border:1px solid var(--ink);background:var(--ink);color:white;transition:background .2s,color .2s}.button span{font-size:1.5rem;line-height:1}.button:hover{background:var(--accent);color:var(--ink)}.hero-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--ink);padding:20px 0;margin-top:45px;font-size:.875rem}.hero-bottom p{margin:0}.hero-bottom>span{color:var(--muted)}.products{background:#fff;padding:100px 0}.section-top{display:flex;justify-content:space-between;align-items:flex-end;gap:50px;margin-bottom:55px}.section-top>p{color:var(--muted);font-size:1rem;max-width:320px;margin:0}h2{font-size:clamp(2.4rem,4.9vw,4.7rem);line-height:1.06;font-weight:700;letter-spacing:-.055em;margin:23px 0 0}.outline-text{color:#85858a}.product-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;align-items:start}.product{position:relative;display:flex;flex-direction:column;min-width:0;padding:25px 28px 30px;background:var(--blue);color:white;min-height:520px}.product:nth-child(2){margin-top:52px}.product:nth-child(3){margin-top:104px}.product-number{font:400 1rem/1 'Courier New',monospace;border-bottom:1px solid currentColor;display:block;padding:0 0 25px;opacity:.8}.product h3{font-size:clamp(2rem,3vw,3.1rem);font-weight:600;line-height:1.08;letter-spacing:-.045em;margin:40px 0 12px;overflow-wrap:anywhere}.product-tagline{font-size:.9375rem;line-height:1.4;min-height:45px;max-width:220px;margin:0}.status{display:inline-block;align-self:flex-start;font:500 .875rem/1.4 'Courier New',monospace;border:1px solid currentColor;padding:6px 10px;margin-top:22px}.product-info{margin-top:auto;padding-top:32px}.product-description{font-size:1rem;line-height:1.55;margin:0 0 26px}.product details{border-top:1px solid currentColor;padding-top:16px}.product summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:15px;font-size:.875rem}.product summary::-webkit-details-marker{display:none}.product summary:after{content:'+';font-size:1.5rem;line-height:1}.product details[open] summary:after{content:'−'}.product details p,.product details li{font-size:.875rem;line-height:1.5}.product details ul{padding-left:18px}.product-link{display:flex;justify-content:space-between;font-size:.9375rem;margin-top:26px;font-weight:600}.product-link:hover{text-decoration:underline;text-underline-offset:5px}.senvarium{--product-accent:#e7fb36}.opselium{--product-accent:#ff6a35}.narvelium{--product-accent:#233bf5}.product.senvarium{background:var(--product-accent);color:var(--ink)}.product.opselium{background:var(--product-accent);color:var(--ink)}.checked{font-size:.75rem;color:var(--muted);margin:35px 0 0;max-width:560px}.section{padding-top:110px;padding-bottom:110px}.expertise-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:60px;margin-top:60px}.expertise-grid article{border-top:2px solid var(--ink);padding-top:20px}.expertise-grid article>span{font:400 3.5rem/1 'Courier New',monospace;letter-spacing:-.06em;color:var(--muted)}h3{font-size:1.65rem;line-height:1.15;font-weight:600;letter-spacing:-.035em;margin:28px 0 20px}.expertise-grid p{color:var(--muted);font-size:1rem}.approach{background:var(--ink);color:white}.approach .eyebrow{color:var(--accent)}.approach h2{font-size:clamp(3rem,7vw,6.3rem)}.approach .section-top>p{color:#bdbdc1}.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:32px;margin-top:70px}.steps article{border-top:1px solid #65656a;padding-top:22px}.steps article>span{font:.75rem/1.5 'Courier New',monospace;color:#aaaab0}.steps h3{font-size:1.45rem}.steps p{font-size:1rem;color:#bdbdc1}.company{display:grid;grid-template-columns:1.1fr 1fr;gap:90px}.company h2 em{font-family:Georgia,serif;font-weight:400;color:var(--blue)}.company .large{font-size:1.6rem;line-height:1.4;letter-spacing:-.02em;margin:0 0 26px}.company p:not(.large){color:var(--muted)}.founder{display:flex;gap:18px;align-items:center;border-top:1px solid var(--ink);padding-top:25px;margin-top:35px}.avatar{display:grid;place-items:center;width:55px;height:55px;background:var(--blue);color:white;font-family:'Courier New',monospace;flex-shrink:0}.founder strong{font-size:1rem;font-weight:600}.founder div>span{display:block;font-size:.875rem;color:var(--muted);margin-top:5px}.contact{background:var(--accent);padding:80px 0}.contact h2{font-size:clamp(2.8rem,6.8vw,6.7rem)}.contact h2>span{color:#fff}.contact p{font-size:1.125rem;line-height:1.5;margin:30px 0}.contact .button{background:var(--ink);color:white}.contact .button:hover{background:white;color:var(--ink)}.contact .contact-note{font-size:.875rem;line-height:1.8}.contact-note a{text-decoration:underline;text-underline-offset:3px}footer{display:flex;align-items:center;justify-content:space-between;gap:30px;padding-top:35px;padding-bottom:35px}footer>span,footer>a:last-child{font-size:.75rem;color:var(--muted)}.skip{position:absolute;left:20px;top:-90px;background:white;padding:15px;z-index:20}.skip:focus{top:15px}.product-hero{padding-top:40px;padding-bottom:90px}.back{display:inline-block;font-size:.875rem;margin-bottom:60px;border-bottom:1px solid}.product-hero h1{font-size:clamp(3.5rem,11vw,10rem);line-height:1.04;margin-bottom:12px;color:var(--product-accent);overflow-wrap:anywhere}.product-page.senvarium .product-hero h1,.product-page.opselium .product-hero h1{color:var(--ink)}.product-page.senvarium .product-hero h1{background:#e7fb36;width:fit-content;padding-right:15px}.product-page.opselium .product-hero h1{background:#ff6a35;width:fit-content;padding-right:15px}.product-hero .status{margin-top:12px}.product-lead{max-width:850px;font-size:1.75rem;line-height:1.45;letter-spacing:-.025em;margin:32px 0}.detail-section{display:grid;grid-template-columns:1fr 1.3fr;gap:75px;padding-top:70px;padding-bottom:70px;border-top:1px solid var(--ink)}.detail-section h2{font-size:2.5rem;margin:0}.detail-section p{font-size:1.125rem;color:var(--muted);margin:0 0 20px}.detail-dark{background:var(--ink);color:white}.detail-dark .detail-section{border:0}.feature-list ul{list-style:none;padding:0;margin:0}.feature-list li{font-size:1.3rem;line-height:1.4;padding:20px 0;border-bottom:1px solid #65656a}.feature-list li:first-child{padding-top:0}.detail-section .source-note{font-size:.8125rem}.product-page .contact{background:var(--product-accent)}.product-page.narvelium .contact{color:white}.product-page.narvelium .contact .button{border-color:white}.product-page .contact h2{font-size:clamp(2.8rem,6vw,6rem)}@keyframes arrive{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}@media(min-width:1600px){.hero-art{margin-left:0}.hero-copy{padding-top:55px}}@media(max-width:1100px){.wrap{width:calc(100% - 48px)}header{gap:20px}nav{gap:18px}.header-cta{display:none}.hero-art{margin-right:-10px}.hero-art figcaption{margin-left:35px;margin-right:15px}.product{padding:23px 21px}.product h3{font-size:2.2rem}.product-tagline{min-height:64px}.expertise-grid{gap:30px}.company{gap:45px}.steps{gap:22px}.steps h3{font-size:1.3rem}}@media(max-width:760px){.wrap{width:calc(100% - 36px)}header{padding-top:22px;padding-bottom:20px;flex-wrap:wrap;gap:24px}nav{width:100%;justify-content:space-between;gap:10px;font-size:.875rem}.hero{padding-top:30px}.hero-grid{grid-template-columns:1fr}.hero-copy{padding-bottom:0}.hero h1{font-size:clamp(3.4rem,11vw,5.5rem);margin:25px 0;letter-spacing:-.065em}.hero-intro{font-size:1.125rem}.hero-art{width:min(500px,100%);justify-self:center;margin:0}.hero-art img{aspect-ratio:3/2}.hero-art figcaption{margin:0;font-size:.75rem}.hero-bottom{margin-top:30px;display:block;font-size:.8125rem}.hero-bottom>span{display:block;margin-top:7px}.products{padding:65px 0}.section-top{display:block;margin-bottom:35px}.section-top>p{margin-top:24px}.section-top>p br{display:none}.section-top>p{max-width:400px}h2{font-size:clamp(2.15rem,6vw,3rem)}.product-grid{grid-template-columns:1fr;gap:16px}.product{min-height:0;padding:25px}.product:nth-child(2),.product:nth-child(3){margin-top:0}.product h3{font-size:3rem;margin-top:28px}.product-tagline{min-height:0;max-width:none}.product-info{padding-top:26px}.product-description{max-width:520px}.checked{margin-top:24px}.section{padding-top:65px;padding-bottom:65px}.expertise-grid{grid-template-columns:1fr;gap:30px;margin-top:40px}.expertise-grid article{display:grid;grid-template-columns:60px 1fr;gap:0 18px}.expertise-grid article>span{grid-row:1/3;font-size:2.7rem}.expertise-grid h3{margin:0 0 14px;font-size:1.5rem}.expertise-grid p{grid-column:2;margin:0}.steps{grid-template-columns:1fr 1fr;gap:30px;margin-top:40px}.company{grid-template-columns:1fr;gap:36px}.company .large{font-size:1.4rem}.contact{padding:60px 0}.contact h2{font-size:clamp(2.4rem,7.5vw,4rem)}.contact p{font-size:1rem}.contact p br{display:none}footer{flex-wrap:wrap;gap:22px}footer .brand{width:100%}.product-hero{padding-bottom:55px}.back{margin-bottom:35px}.product-hero h1{font-size:clamp(3rem,11.5vw,5.3rem)}.product-lead{font-size:1.3rem}.detail-section{grid-template-columns:1fr;gap:28px;padding-top:45px;padding-bottom:45px}.detail-section h2{font-size:2rem}.feature-list li{font-size:1.125rem}.detail-section p{font-size:1rem}}@media(max-width:380px){.steps{grid-template-columns:1fr}.brand{font-size:1rem}nav{font-size:.8125rem}.product h3{font-size:2.6rem}.button{padding:16px 18px;gap:24px;font-size:.9375rem}.eyebrow{letter-spacing:0}.hero h1{font-size:3.2rem}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}

.breadcrumbs{display:flex;gap:10px;flex-wrap:wrap;margin:0 0 22px;font-size:.875rem;color:var(--muted)}.breadcrumbs a{text-decoration:underline}.related-products{display:flex;flex-wrap:wrap;gap:26px;align-items:center;padding-top:35px;padding-bottom:35px}.related-products span{color:var(--muted);font-size:.875rem}.related-products a{text-decoration:underline;text-underline-offset:5px}

.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:45px;margin:48px 0}.contact-grid article{border-top:2px solid currentColor;padding-top:24px;min-width:0}.contact-label{display:block;font:.75rem/1.5 'Courier New',monospace;letter-spacing:.06em;margin-bottom:13px}.contact-email{display:inline-block;font-size:clamp(1.2rem,2.5vw,2.2rem);font-weight:600;letter-spacing:-.035em;overflow-wrap:anywhere;border-bottom:1px solid}.contact-grid article p{font-size:1rem;max-width:430px;margin:18px 0}.contact-write{font-size:.9375rem;text-decoration:underline;text-underline-offset:5px}.company-requisites{display:flex;gap:80px;border-top:1px solid currentColor;padding-top:28px}.company-requisites strong,.company-requisites div>span{display:block}.company-requisites strong{font-weight:600;margin-bottom:7px}.company-requisites div>span:last-child{font-size:.9375rem}.footer-contacts{display:flex;flex-direction:column;gap:7px;font-size:.875rem}.footer-contacts a:first-child{text-decoration:underline;text-underline-offset:4px}.footer-contacts a:last-child{color:var(--muted);font-size:.8125rem}.product-direct-contact a{text-decoration:underline;overflow-wrap:anywhere}@media(max-width:760px){header nav{flex-wrap:wrap;justify-content:flex-start;gap:12px 20px}.contact-grid{grid-template-columns:1fr;gap:35px;margin:30px 0}.contact-email{font-size:clamp(1.15rem,5vw,1.65rem)}.company-requisites{flex-direction:column;gap:25px}.footer-contacts{width:100%}}

.contact-phone{margin-top:40px}.contact-phone p{font-size:1rem;margin:12px 0}.contact-phone .contact-email{white-space:nowrap}

/* Navigation, clearer product comparison and enquiry preparation. */
[hidden]{display:none!important}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
button:disabled{cursor:default}
button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid var(--blue);outline-offset:4px}
.skip:focus{top:15px;z-index:100}
.hero-secondary{display:inline-flex;align-items:center;min-height:48px;margin:14px 0 0 24px;font-weight:600;text-decoration:underline;text-underline-offset:5px}
.outline-text{color:#68686e}
.product-grid{align-items:stretch;gap:20px}
.product:nth-child(2),.product:nth-child(3){margin-top:0}
.product-number{font-size:.875rem}
.product h3{font-size:clamp(2rem,3.2vw,3.3rem);margin-top:30px}
.product details p,.product details li{font-size:1rem}
.product summary{min-height:44px;padding-bottom:12px}
.product-link{min-height:48px;align-items:center;border-top:1px solid currentColor;padding-top:15px}
.checked,.detail-section .source-note{font-size:.875rem;line-height:1.6}
.hero h1>span{color:#bc2e0d}
.contact h2>span{color:var(--ink)}
.contact-write,.footer-contacts a{display:inline-flex;align-items:center;min-height:44px}
.footer-contacts{gap:0}
footer>span{font-size:.875rem;max-width:300px}
.menu-toggle{align-items:center;justify-content:space-between;gap:20px;min-height:48px;padding:10px 16px;border:1px solid var(--ink);background:transparent;color:var(--ink)}
.menu-toggle span{font-size:1.5rem;line-height:1}
.brief-section{display:grid;grid-template-columns:1fr 1.2fr;gap:72px;border-top:1px solid var(--ink)}
.brief-intro p{max-width:390px;color:var(--muted);font-size:1.125rem;margin:28px 0}
.brief-phone{font-size:clamp(1.3rem,2.5vw,2rem);font-weight:600;display:inline-block;min-height:44px;text-decoration:underline;text-underline-offset:6px;white-space:nowrap}
.brief-intro .brief-note{font-size:.875rem;max-width:320px;margin-top:12px}
.brief-form{background:#fff;border-top:4px solid var(--ink);padding:32px;min-width:0}
.brief-form fieldset{border:0;padding:0;margin:0;min-width:0}
.brief-form legend{font-size:1.5rem;font-weight:600;letter-spacing:-.03em;margin-bottom:24px;padding:0}
.brief-form label{display:block;font-size:1rem;font-weight:600;margin:0 0 10px}
.brief-form select,.brief-form textarea{display:block;width:100%;min-width:0;border:1px solid #83838b;border-radius:0;background:#fff;color:var(--ink);padding:14px;line-height:1.5;box-shadow:none}
.brief-form textarea{resize:vertical;min-height:148px}
.brief-form select{min-height:52px;margin-bottom:24px;padding-right:28px}
.brief-form textarea::placeholder{color:#66666d;opacity:1}
.brief-meta{display:flex;justify-content:space-between;gap:14px;font-size:.875rem;color:var(--muted);margin-top:8px}
.brief-form p{font-size:.875rem;line-height:1.6;color:var(--muted)}
.brief-recipient a{color:var(--ink);text-decoration:underline;overflow-wrap:anywhere}
.brief-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
.brief-actions .button{font-size:1rem;padding:14px 18px;gap:20px;min-height:52px}
.brief-actions .secondary{background:#fff;color:var(--ink)}
.brief-actions .secondary:hover{background:var(--paper)}
.brief-form #brief-status{color:var(--ink);margin:20px 0 0;min-height:1.5em}
#brief-fallback{margin-top:20px}
#brief-result{font-size:.9375rem}
@media(max-width:1100px){.brief-section{gap:36px}.brief-form{padding:24px}.hero-secondary{margin-left:0;display:flex;width:fit-content}}
@media(max-width:1000px){header{flex-wrap:wrap;gap:16px;padding-top:18px;padding-bottom:18px;min-height:84px}.menu-toggle{display:flex;margin-left:auto}header #site-nav{order:3;width:100%;flex-wrap:wrap;justify-content:flex-start;gap:8px 24px;border-top:1px solid var(--line);padding-top:12px}#site-nav a{display:inline-flex;align-items:center;min-height:44px}.header-cta{display:none}.product-grid{grid-template-columns:1fr}.product{display:grid;grid-template-columns:1fr 1.2fr;gap:0 32px;min-height:0;padding:28px}.product-number{grid-column:1/-1}.product h3{font-size:clamp(2.4rem,5vw,3.3rem)}.product-info{padding-top:28px}.product-tagline{min-height:0;max-width:none}.brief-section{grid-template-columns:1fr;gap:32px}.brief-intro p{max-width:620px}}
@media(max-width:760px){.product{display:flex;padding:24px}.hero-secondary{margin:12px 0 0;min-height:48px}.brief-section{padding-top:60px;padding-bottom:60px}.brief-form{padding:22px 18px}.brief-actions{flex-direction:column}.brief-actions .button{width:100%;justify-content:center}.brief-form select{font-size:1rem}.brief-intro p{font-size:1rem}.hero-art{margin-top:10px}.hero h1{font-size:clamp(3rem,11vw,5.5rem)}.contact-phone .contact-email{font-size:clamp(1.2rem,5.8vw,1.65rem)}.hero-intro br{display:none}#site-nav a{flex:1 0 40%}.company-requisites{gap:24px}}

/* Контакты: роли вместо дублирующихся почт (правка 16.09). */
.contact-links{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px}
.contact-links li{margin:0}
.contact-links a{display:inline-flex;align-items:center;min-height:44px;font-size:1.0625rem;font-weight:600;text-decoration:underline;text-underline-offset:5px}
.contact-links a:hover{text-decoration-thickness:2px}
.contact-grid article p{margin:18px 0 0}

/* CTA по статусам и микрокопия (правка 16.09). */
.status-note{font-size:.875rem;line-height:1.45;margin:14px 0 0;max-width:280px;opacity:.9}
.form-note{font-size:.9375rem;margin:14px 0 0;opacity:.85}

/* Формы: согласие 152-ФЗ, select и чекбокс под дизайн-систему (правка 16.09). */
.brief-form select{appearance:none;-webkit-appearance:none;width:100%;min-height:48px;padding:12px 44px 12px 12px;border:1px solid #83838b;background:#fff;color:var(--ink);font:inherit;background-image:linear-gradient(45deg,transparent 50%,var(--ink) 50%),linear-gradient(135deg,var(--ink) 50%,transparent 50%);background-position:calc(100% - 22px) 50%,calc(100% - 15px) 50%;background-size:7px 7px,7px 7px;background-repeat:no-repeat}
.brief-form select:focus-visible{outline:3px solid var(--blue);outline-offset:2px}
.brief-form input[type=checkbox]{appearance:none;-webkit-appearance:none;width:24px;height:24px;min-width:24px;border:2px solid var(--ink);background:#fff;display:grid;place-content:center;cursor:pointer}

.brief-form input[type=checkbox]:checked::before{transform:scale(1)}
.brief-form input[type=checkbox]:focus-visible{outline:3px solid var(--blue);outline-offset:2px}
.brief-form .consent,form .consent{font-size:.875rem;line-height:1.6;align-items:flex-start}
/* Галочка вместо квадрата — узнаваемее (правка 16.09). */
.brief-form input[type=checkbox]::before,.consent input::before{content:'';width:16px;height:16px;transform:scale(0);transition:transform .12s ease-out;background:center/contain no-repeat url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M2 8.5l4.2 4.2L14 3.4' fill='none' stroke='%23171719' stroke-width='2.6' stroke-linecap='square'/%3E%3C/svg%3E")}
.brief-form input[type=checkbox]:checked::before,.consent input:checked::before{transform:scale(1)}