:root{--blue:#1264c5;--ink:#172b45;--muted:#586c83;--soft:#f1f6fc;--line:#dce5ef;--white:#fff;color-scheme:light;font-family:Montserrat,Arial,sans-serif;color:var(--ink);background:#fff;font-synthesis:none}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;font-size:15px;line-height:1.65}button,input,select,textarea{font:inherit;color:inherit}button,a,input,select,textarea,summary{-webkit-tap-highlight-color:transparent}a{color:var(--blue);text-underline-offset:4px}button,summary{cursor:pointer}button:disabled{cursor:wait;opacity:.65}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid #79b5ff;outline-offset:3px}img{max-width:100%;display:block}h1,h2,h3,p{margin-top:0}h1,h2{font-family:'Russo 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minmax(0,1.03fr);gap:34px;padding-top:30px;padding-bottom:40px;align-items:start}.hero-copy{padding-top:10px;min-width:0}.hero h1{font-size:clamp(30px,3.15vw,44px);margin-bottom:20px;letter-spacing:-.3px}.hero h1 span{color:var(--blue)}.hero-lead{font-size:15px;color:var(--muted);line-height:1.8;max-width:550px}.hero-points{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0}.hero-points span{background:var(--soft);padding:7px 11px;font-size:12px;border-radius:6px}.hero-photos{display:flex;gap:14px;margin-top:16px;max-width:480px}.hero-photos img{width:calc(50% - 7px);height:170px;object-fit:contain;background:#fff;border-radius:8px}.hero-photos img:only-child{width:100%;height:230px}.breadcrumbs{grid-column:1 / -1;display:flex;gap:10px;flex-wrap:wrap;font-size:12px;color:var(--muted);margin-bottom:-16px}.breadcrumbs a{color:inherit;text-decoration:none}.hero-info{grid-template-columns:1fr}.hero-info .hero-copy{max-width:850px}.hero-info .hero-photos{float:right;width:38%;margin:0 0 20px 20px}.calculator{border:1px solid var(--line);border-top:3px solid var(--blue);border-radius:16px;padding:23px;background:#fff;box-shadow:0 10px 36px #163b6c0b;min-width:0}.calculator h2{font-family:Montserrat,Arial,sans-serif;font-size:22px;font-weight:700;line-height:1.4;margin-bottom:6px}.calc-intro{font-size:12px;color:var(--muted);margin-bottom:17px}.calc-grid{display:grid;grid-template-columns:1fr 1fr;gap:11px 14px}.calc-grid label,.request-form>label:not(.consent){display:flex;flex-direction:column;gap:5px;font-size:11px;color:var(--muted);min-width:0}.calc-grid select,.calc-grid input,.request-form input:not([type=checkbox]),.request-form textarea{width:100%;min-width:0;min-height:40px;border:1px solid var(--line);border-radius:7px;background:#fff;color:var(--ink);padding:8px 10px;font-size:13px}.calc-feedback{font-size:12px;margin:8px 0 0;color:#9e3512}.calc-feedback:empty{display:none}.calc-result{background:var(--soft);padding:14px 16px;display:flex;align-items:center;justify-content:space-between;gap:12px;border-radius:10px;margin:16px 0 12px;font-size:12px;font-variant-numeric:tabular-nums}.calc-result strong{font-size:28px;font-weight:700;line-height:1.35}.calc-result .total{text-align:right}.calc-result .total strong{font-size:21px}.result-label{display:block;font-size:11px;color:var(--muted);margin-bottom:3px}.calculator .button{width:100%;font-size:13px}.calc-terms{list-style:none;margin:12px 0 0;padding:0;font-size:11px;color:var(--muted)}.calc-terms li+li{margin-top:4px}.calc-disclaimer{font-size:10px;line-height:1.5;color:var(--muted);margin:8px 0 0}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:20px}.section-heading p{color:var(--muted);font-size:14px}.section-heading .eyebrow{color:var(--blue);font-size:11px}.catalog-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.catalog-card{text-decoration:none;color:var(--ink);border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#fff;transition:border-color .2s,transform .2s}.catalog-card:hover{border-color:var(--blue);transform:translateY(-3px)}.catalog-card img{width:100%;height:180px;object-fit:contain;padding:12px;background:#fff}.catalog-card>div{padding:18px}.catalog-card h3{font-size:16px}.catalog-card p{font-size:12px;color:var(--muted);margin:0}.catalog-card p span{color:var(--blue)}.facts-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:28px}.facts-grid h3{font-size:15px}.facts-grid p{font-size:13px;color:var(--muted);margin-bottom:0}.fact-mark{display:block;font-family:'Russo One',sans-serif;color:var(--blue);font-size:20px;margin-bottom:12px}.text-note{color:var(--muted);font-size:11px;margin:24px 0 0}.works-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px 22px}.works-card{display:block;border-radius:10px;overflow:hidden;border:1px solid var(--line);background:#fff}.works-card 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@media(min-width:1100px){.hero{padding-top:26px;padding-bottom:30px}.hero .calculator{padding:22px}.hero .calc-grid{gap:9px 14px}.hero .hero-photos{margin-top:10px}.hero .calc-grid input,.hero .calc-grid select{min-height:38px}.hero .calc-disclaimer{font-size:11px}}
@media(max-width:1050px){.wrap{padding-inline:25px}.header nav{gap:17px}.header nav a{font-size:12px}.brand img{width:155px}.header-contact a{font-size:14px}.hero{gap:24px}.hero h1{font-size:34px}.hero-lead{font-size:13px}.hero-photos img{height:140px}.calculator{padding:19px}.calculator h2{font-size:20px}.catalog-card h3{font-size:14px}.catalog-card img{height:150px}.works-card img{height:220px}.facts-grid{gap:20px}}
@media(max-width:820px){.header-inner{flex-wrap:wrap;gap:12px;min-height:76px;padding-block:12px}.header-contact{margin-left:auto}.header nav{order:4;flex-basis:100%;justify-content:center;padding-top:4px}.hero{gap:22px}.hero h1{font-size:28px}.hero-lead{font-size:12px;line-height:1.75}.hero-points span{font-size:10px}.hero-photos img{height:125px}.calculator{padding:16px}.calc-grid{gap:10px}.calc-grid select,.calc-grid input{font-size:12px}.calculator h2{font-size:18px}.calc-result{padding:12px}.calc-result strong{font-size:23px}.calc-result .total strong{font-size:18px}.calc-disclaimer{font-size:10px}.section{padding-block:40px}.catalog-grid,.facts-grid,.steps{grid-template-columns:1fr 1fr}.catalog-card img{height:200px}.facts-grid,.steps{gap:25px}.faq,.about-grid,.request-grid{gap:28px}.contact-link{font-size:16px}.works-grid,.packaging-grid{grid-template-columns:1fr 1fr}.footer-grid{gap:25px}.section-heading{align-items:start}h2{font-size:26px}}
@media(max-width:600px){html{scroll-padding-top:12px}.wrap{padding-inline:18px}.header-inner{position:relative;gap:8px}.brand img{width:139px;height:42px}.menu-toggle{display:flex;align-items:center;gap:8px;margin-left:auto;background:#fff;border:1px solid var(--line);border-radius:7px;padding:10px;font-size:12px}.header-contact{flex-basis:100%;text-align:left;display:flex;justify-content:space-between;align-items:center;margin:0}.header-contact a{font-size:13px}.header-contact span{font-size:9px}.header nav{display:none;align-items:stretch;padding:10px 0 2px;gap:0}.header nav.is-open{display:flex;flex-direction:column}.header nav a{font-size:14px;padding:10px 0}.hero{display:flex;flex-direction:column;padding-top:23px;padding-bottom:28px;gap:20px}.hero-copy{padding:0}.hero h1{font-size:29px;margin-bottom:13px;line-height:1.18}.hero-lead{font-size:13px;margin-bottom:10px;line-height:1.7}.hero-points{margin:12px 0 0}.hero-points span{font-size:11px}.hero .eyebrow{font-size:10px;margin-bottom:10px}.hero-photos{display:none}.hero-info .hero-photos{display:flex;float:none;width:100%;margin:18px 0}.breadcrumbs{font-size:11px;margin:0 0 -6px;gap:7px}.calculator{width:100%;padding:18px;border-radius:12px}.calculator h2{font-size:21px}.calc-grid select,.calc-grid input,.request-form input:not([type=checkbox]),.request-form textarea{font-size:16px;min-height:44px}.calc-grid{gap:11px 10px}.calc-result strong{font-size:25px}.calc-result .total strong{font-size:19px}.calc-terms{font-size:11px}.calc-disclaimer{font-size:11px}.calculator .button{font-size:12px;padding-inline:12px}.section{padding-block:34px}.section-heading{display:block}.section-heading>p{display:none}h2{font-size:25px}.section-lead{font-size:13px;margin-bottom:22px}.catalog-grid{gap:12px}.catalog-card img{height:130px;padding:8px}.catalog-card>div{padding:13px}.catalog-card h3{font-size:13px}.catalog-card p{font-size:11px}.facts-grid{gap:22px 16px}.facts-grid p,.steps p{font-size:12px}.facts-grid h3,.steps h3{font-size:14px}.works-grid{gap:24px 14px}.works-card img{height:175px;padding:7px}figcaption{font-size:11px}.steps{gap:22px 18px}.terms-grid,.about-grid,.faq,.request-grid{grid-template-columns:1fr;gap:20px}.terms-grid>div{padding:18px}.terms-grid h3{font-size:16px}.faq{gap:12px}.request-form{grid-template-columns:1fr}.request-form .button{width:100%}.consent{font-size:12px}.consent input{width:20px;height:20px}.footer-grid{grid-template-columns:1fr;gap:24px}.footer-grid p{max-width:410px}.legal{gap:10px}.packaging-grid{gap:26px 14px}.packaging-grid img{height:155px}.packaging-grid h3{font-size:14px}.packaging-grid p{font-size:12px}.privacy-content h1{font-size:26px}.contact-link{font-size:18px}.hero-info .button{margin-top:14px}}
@media(max-width:360px){.hero h1{font-size:26px}.header-contact span{font-size:8px}.calc-grid{grid-template-columns:1fr}.calc-result strong{font-size:23px}.works-grid,.packaging-grid{grid-template-columns:1fr}.works-card img{height:225px}.catalog-card>div{padding:10px}.catalog-card img{height:110px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
/* Закреплённая шапка */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: #fff;
    box-shadow: 0 3px 12px rgba(23, 43, 69, 0.08);
}

/* Отступ при переходах к разделам */
html {
    scroll-padding-top: 150px;
}