/* Витрина СК ГЕФСТРОЙ — стили по макетам Claude Design (Витрина v3, Карточка v4).
   Токены: тушь, тёплая подложка, один жёлтый акцент на действии, рыжий — знак. */
:root{
  --ink:#16181C;--ink2:#3A3D42;--mute:#6B6E73;--line:#E5E2DA;--line2:#EFEDE6;
  --paper:#F3F1EC;--paper2:#FBFAF7;--white:#fff;--yellow:#FFC53D;--yellow2:#A8791D;--gold:#8A5A00;--rust:#C2410C;
  --dark:#16181C;--dark2:#23282B;--dark3:#15191B;--dtext:#C4C9CC;--dtext2:#9AA0A4;--err:#B3261E;
  --head:'Geologica',system-ui,sans-serif;--text:'Onest',system-ui,sans-serif;--mono:ui-monospace,Menlo,Consolas,monospace;
  --r:8px;--wrap:1280px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
/* переходы между страницами без мигания (DECISIONS «фронт витрины»); при reduced-motion браузер сам их гасит */
@view-transition{navigation:auto}
body{margin:0;background:var(--white);color:var(--ink);font:400 16px/1.55 var(--text);font-variant-numeric:tabular-nums}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
h1,h2,h3{font-family:var(--head);letter-spacing:-.02em;margin:0;text-wrap:balance}
p{margin:0}
button,input,select,textarea{font:inherit;color:inherit}
/* Native controls share one reset and storefront affordances. */
summary{list-style:none;cursor:pointer}summary::-webkit-details-marker{display:none}
input[type=number]{appearance:textfield;-moz-appearance:textfield}
input[type=number]::-webkit-inner-spin-button,input[type=number]::-webkit-outer-spin-button{appearance:none;margin:0}
input[type=search]::-webkit-search-cancel-button,input[type=search]::-webkit-search-decoration{-webkit-appearance:none}
select{-webkit-appearance:none;appearance:none}
input[type=checkbox],input[type=radio]{accent-color:var(--ink)}
.select{min-height:44px;border:1px solid var(--line);border-radius:var(--r);background:var(--white) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 16 16'%3E%3Cpath d='m4 6 4 4 4-4' fill='none' stroke='%2316181C' stroke-width='1.5'/%3E%3C/svg%3E") no-repeat right 12px center;padding:8px 36px 8px 12px}
.pill,.kk__chip{flex:0 0 auto;height:44px;font:500 14px/1 var(--text);white-space:nowrap;display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 14px;border:1px solid var(--line);border-radius:999px;background:var(--white);cursor:pointer}
.pill[aria-pressed=true],.kk__chip[aria-pressed=true],.pill:has(input:checked){border-color:var(--ink);box-shadow:inset 0 0 0 1px var(--ink);font-weight:600}
.pill input{appearance:none;position:absolute;opacity:0}
.num:has(input),.kk__num{display:flex;align-items:center;width:auto;min-width:0;color:var(--ink);height:48px;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:var(--white)}
.num:has(input) button,.kk__num button{width:48px;align-self:stretch;border:0;background:var(--paper2);font-size:24px;cursor:pointer}
.num:has(input) input,.kk__num input{height:100%;flex:1;min-width:0;width:100%;border:0;background:transparent;text-align:center;font:600 22px/1 var(--head);font-variant-numeric:tabular-nums}
.check{display:flex;align-items:center;gap:8px;min-height:44px}.check input{accent-color:var(--ink);width:20px;height:20px}
/* Every disclosure retains an authored affordance after the native marker reset. */
details>summary{display:flex;align-items:center;gap:8px;min-height:44px}
details>summary::after{content:'+';margin-left:auto;font-size:20px}
details[open]>summary::after{content:'−'}
.visually-hidden{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:#fff;padding:8px 12px;z-index:100}
.skip:focus{left:8px}
:focus-visible{outline:2px solid var(--ink);outline-offset:2px}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 32px}
.num{font:600 12px/1.5 var(--head);color:var(--rust);flex:none;width:22px}
.eyebrow{display:flex;gap:16px;flex-wrap:wrap;padding-bottom:18px;font:500 12px/1 var(--text);letter-spacing:.08em;text-transform:uppercase;color:var(--rust)}
.eyebrow i{color:#CFD2CE;font-style:normal}
.eyebrow-s{font:500 11px/1 var(--text);letter-spacing:.12em;text-transform:uppercase;color:var(--mute)}
.accent{color:var(--rust);font-style:normal}

/* кнопки */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 22px;border-radius:var(--r);border:1px solid transparent;font:600 15px/1 var(--text);text-decoration:none;cursor:pointer;white-space:nowrap;transition:background .15s,color .15s,border-color .15s}
.btn--yellow{background:var(--yellow);color:var(--ink)}.btn--yellow:hover{background:#F5B822}
.btn--dark{background:var(--ink);color:#fff}.btn--dark:hover{background:#2A2E33}
.btn--outline{background:#fff;border-color:var(--ink);color:var(--ink);font-weight:500}.btn--outline:hover{background:var(--ink);color:#fff}
.btn--outline-dark{background:transparent;border-color:var(--ink);color:var(--ink);font-weight:500}
.btn--outline-light{background:transparent;border-color:#3A4045;color:#fff;font-weight:500}.btn--outline-light:hover{border-color:#fff}
.btn--lg{height:54px;padding:0 26px}.btn--xl{height:60px;font-size:17px;width:100%}.btn--sm{height:40px;padding:0 16px;font-size:13px}
.link-ul{font:500 14px/1 var(--text);color:var(--ink);text-decoration:none;border-bottom:2px solid var(--yellow);padding-bottom:3px}
.link-ul:hover{border-color:var(--ink)}

/* шапка */
.topbar{background:var(--dark);color:#A9ADB3;font:400 12px/1 var(--text)}
.topbar__in{display:flex;align-items:center;justify-content:space-between;height:36px}
.topbar__links{display:flex;gap:20px}.topbar__links a{color:#A9ADB3;text-decoration:none}.topbar__links a:hover{color:#fff}
.hdr{background:#fff;border-bottom:1px solid var(--line)}
.hdr__in{display:flex;align-items:center;gap:24px;height:78px}
.logo{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--ink);flex:none}
.logo__full{display:block;height:44px;width:auto}.logo__emblem{display:none}
.logo__tag{font:400 10px/1 var(--text);letter-spacing:.12em;text-transform:uppercase;color:var(--mute)}
.logo__tag--footer{color:var(--dtext2)}
.footer__logo{display:flex;align-items:center;gap:10px}
.search{flex:1;max-width:440px;display:flex;align-items:center;gap:10px;height:46px;background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:0 14px;color:#8D9296}
.search input{flex:1;border:0;background:transparent;outline:0;font:400 14px var(--text);color:var(--ink);min-width:0}
.search input::placeholder{color:#8D9296}
.search--nav{display:none}
.search--page{max-width:640px;margin:20px 0 28px;padding:0 0 0 14px;height:52px}.search--page .btn{height:100%;border-radius:0 var(--r) var(--r) 0}
.notfound{padding-top:24px}.notfound__links{display:flex;flex-wrap:wrap;gap:8px 28px}
.hdr__contact{margin-left:auto;display:flex;flex-direction:column;gap:2px;text-align:right}
.hdr__phone{font:600 17px/1 var(--head);color:var(--ink);text-decoration:none;letter-spacing:-.01em}
.hdr__hours{font:400 11px/1 var(--text);color:var(--mute)}
.hdr__cta{flex:none}
.hdr__burger{display:none;width:44px;height:44px;border:1px solid var(--line);background:#fff;border-radius:var(--r);align-items:center;justify-content:center;cursor:pointer}
.mainnav{border-bottom:1px solid var(--line);background:#fff}
.mainnav__in{display:flex;gap:2px;flex-wrap:wrap;padding-left:22px;padding-right:22px}
.mainnav a{display:flex;align-items:center;gap:6px;padding:13px 10px;text-decoration:none;font:500 13px/1 var(--text);color:var(--ink);border-bottom:2px solid transparent}
.mainnav a:hover,.mainnav a[aria-current]{border-bottom-color:var(--rust)}
.mainnav__n{font:500 12px/1 var(--text);color:var(--mute)}

/* подвал */
.footer{background:var(--dark);color:var(--dtext);border-top:1px solid var(--dark2);font:400 13px/1.7 var(--text);margin-top:56px}
.footer__in{display:grid;grid-template-columns:1.3fr repeat(3,minmax(0,1fr)) 1.1fr 1fr;gap:28px;padding-top:32px;padding-bottom:32px}
.footer__col{display:flex;flex-direction:column;gap:6px}.footer__col a{color:#DDE1E2;text-decoration:none}.footer__col a:hover{color:#fff}
.footer__brand{font:600 16px/1 var(--head);color:#fff}
.footer__h{font:500 11px/1 var(--text);letter-spacing:.1em;text-transform:uppercase;color:var(--dtext2);padding-bottom:4px}
.footer__phone{font:600 16px/1 var(--head);color:#fff!important}
.footer__note{font:400 12px/1.6 var(--text);color:#B9BFC2}
.strip{background:var(--yellow);color:var(--ink)}
.strip__in{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-top:14px;padding-bottom:14px;font:500 15px/1.4 var(--text)}
.strip__btns{display:flex;gap:10px;flex:none}.strip .btn{height:44px}

/* секции главной */
.sec{padding:34px 0}.sec--tight{padding:0 0 32px}.sec--paper{background:var(--paper2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec--dark{background:var(--dark);color:#fff}
.sec__head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:16px}
.sec__note{font:400 13px/1.4 var(--text);color:var(--mute)}
.h1{font:600 34px/1.15 var(--head);margin:6px 0 18px}
.h2{font:600 22px/1.2 var(--head)}.h2--lg{font-size:26px}.h2--xl{font-size:30px;margin-bottom:12px}
.lead-p{font:400 16px/1.65 var(--text);color:var(--ink2);max-width:560px;margin-bottom:18px;text-wrap:pretty}
.lead-p--light{color:var(--dtext);max-width:760px}.lead-p--big{font-size:17px;max-width:760px}.lead-p--small{font-size:14px;display:flex;flex-direction:column;gap:8px}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:start}
.two-col--wide{grid-template-columns:1fr 520px;gap:44px}.two-col--form{grid-template-columns:1fr 480px;gap:44px}
.hero{background:var(--dark);color:#fff}
.hero__in{display:grid;grid-template-columns:1fr 420px;gap:44px;padding-top:42px;padding-bottom:34px}
.hero__body{display:flex;flex-direction:column;gap:20px}
.hero__badge{align-self:flex-start;padding:7px 12px;border-radius:3px;background:rgba(255,197,61,.14);border:1px solid rgba(255,197,61,.35);font:500 12px/1 var(--text);color:var(--yellow)}
.hero__h1{font:600 46px/1.1 var(--head);letter-spacing:-.03em;text-wrap:pretty}.hero__h1 em{color:var(--yellow);font-style:normal}
.hero__text{max-width:620px;font:400 17px/1.6 var(--text);color:var(--dtext)}
.hero__bullets{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:10px 28px;max-width:620px}
.hero__bullets li{font:400 15px/1.5 var(--text);color:#EAEDEE;padding-top:9px;border-top:1px solid var(--dark2)}
.hero__cta{display:flex;gap:12px;flex-wrap:wrap}
/* плашка документов на первом экране — размеры и слои сняты с Тильды 15.09 (rec2046809661):
   лоток 393×133, флажок 103×162 с угла, три документа 78×109 на y=11, подпись 14/22 под лотком */
.hero__certs{position:relative;width:393px;max-width:100%;margin-top:14px;padding-bottom:30px}
.hero__tray{position:relative;height:133px;border:1px solid #30363A;border-radius:10px;background:#23282B;box-shadow:0 2px 10px rgba(0,0,0,.35)}   /* тёмно-серый: отличим от фона, внимание не тянет (15.09) */
.hero__spark{position:absolute;left:11px;top:-8px;width:103px;height:162px;display:block}
.hero__doc{position:absolute;top:10px;display:block;width:78px;border:1px solid #30363A;border-radius:2px;background:#fff;overflow:hidden}
.hero__doc:nth-of-type(1){left:129px}.hero__doc:nth-of-type(2){left:215px}.hero__doc:nth-of-type(3){left:300px}
.hero__doc img{display:block;width:100%;height:auto;aspect-ratio:1000/1414;object-fit:cover;object-position:top}
.hero__doc:hover{outline:2px solid #FF6600}
.hero__certs-text{position:absolute;left:12px;top:155px;display:block;white-space:nowrap;font:400 14px/22px var(--text);color:#fff;text-decoration:none}
.hero__certs-text span{color:#FF6600}.hero__certs-text img{display:inline-block;width:25px;height:25px;margin-left:8px;vertical-align:middle}.hero__certs-text:hover span{text-decoration:underline}
/* попап документа */
.lightbox{border:0;padding:0;background:transparent;max-width:min(96vw,900px);max-height:96vh;margin:auto}
.lightbox::backdrop{background:rgba(10,12,14,.82)}
.lightbox__fig{margin:0;display:flex;flex-direction:column;align-items:center;gap:8px}
.lightbox__img{max-width:min(96vw,900px);max-height:88vh;width:auto;height:auto;border-radius:4px;background:#fff}
.lightbox__cap{font:400 13px/1.4 var(--text);color:#fff}
.lightbox__close{position:fixed;top:14px;right:18px;width:44px;height:44px;border:1px solid rgba(255,255,255,.6);border-radius:50%;background:rgba(10,12,14,.85);color:#fff;font:400 28px/1 var(--text);cursor:pointer}
.lightbox__close:hover{background:var(--rust)}
.hero__form .lead{background:#fff;border-radius:10px;padding:24px;color:var(--ink)}   /* заголовок формы наследовал белый цвет героя (найдено 15.09) */
.clients{background:var(--paper2);border-bottom:1px solid var(--line);padding:26px 0}
.clients__grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}
.clients__item{height:84px;border:1px solid var(--line);border-radius:10px;background:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px}
.clients__item b{font:600 16px/1 var(--head)}.clients__item small{font:400 11px/1 var(--text);color:var(--mute)}
.clients__item--logo{padding:20px 28px}.clients__item--logo img{max-width:100%;max-height:34px;width:auto;height:auto;object-fit:contain}
.clients__item--logo img[alt="А101"]{max-height:44px}   /* круглый знак — иначе теряется рядом с широкими */
.dirs{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.dir{border:1px solid var(--line);border-radius:10px;overflow:hidden;text-decoration:none;background:#fff;display:flex;flex-direction:column}
.dir:hover{border-color:var(--ink)}
.dir__img{height:88px;background:var(--paper);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:center;overflow:hidden}
.dir__img img{max-height:76px;max-width:70%;object-fit:contain;mix-blend-mode:multiply}
.dir__body{padding:12px 14px;display:flex;flex-direction:column;gap:6px;flex:1}
.dir__name{font:500 14px/1.35 var(--text)}.dir__count{margin-top:auto;font:500 12px/1 var(--text);color:var(--mute)}
.nodes{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.node{border:1px solid var(--line);border-radius:10px;padding:14px;text-decoration:none;display:flex;flex-direction:column;gap:4px;background:#fff}
.node:hover{border-color:var(--ink)}.node .num{font-size:11px;width:auto}.node__name{font:500 15px/1.3 var(--text)}.node__note{font:400 12px/1.4 var(--text);color:var(--mute)}
.steps{display:flex;flex-direction:column;gap:10px}
.step{border:1px solid var(--line);border-radius:10px;padding:14px 16px;display:flex;gap:14px;background:#fff}
.step>span:last-child,.rows__row>span:last-child,.list-box__row>span:last-child{display:flex;flex-direction:column;gap:3px}
.step b,.rows__row b,.list-box__row b{font:600 15px/1.3 var(--head)}
.step span span,.rows__row span span,.list-box__row span span{font:400 13px/1.6 var(--text);color:var(--ink2)}
.rows{display:flex;flex-direction:column;gap:14px}.rows__row{display:flex;gap:16px;padding-bottom:14px;border-bottom:1px solid var(--line2)}
.rows__row b{font-size:16px}.rows__row span span{font-size:14px}
.tasks{display:grid;grid-template-columns:1fr 1fr;gap:18px}.tasks .rows__row{border:0;padding:0}
.list-box{border:1px solid var(--line);border-radius:10px;background:#fff;overflow:hidden}
.list-box__row{display:flex;gap:16px;padding:18px 20px;border-bottom:1px solid var(--line2)}.list-box__row b{font-size:16px}
.chips{display:flex;gap:8px;flex-wrap:wrap;font:500 12px/1 var(--text)}
.chips span{padding:8px 12px;border-radius:3px;background:#fff;border:1px solid var(--line);color:var(--ink2)}
.chips--paper span{background:var(--paper)}
.certs{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.cert{border:1px solid var(--dark2);border-radius:8px;background:var(--dark3);padding:14px;display:flex;flex-direction:column;gap:8px;min-height:150px;text-decoration:none;color:inherit}
.cert__img{display:block;width:100%;height:auto;aspect-ratio:1000/1414;object-fit:cover;object-position:top;border-radius:4px;background:#fff;margin-bottom:4px}
.cert__kind{font:600 15px/1.2 var(--head);color:#fff}.cert__text{font:400 13px/1.5 var(--text);color:var(--dtext)}.cert__valid{margin-top:auto;font:400 11px/1.4 var(--text);color:var(--dtext2)}
.cert:hover .cert__img{outline:2px solid var(--yellow)}
.certs--page{grid-template-columns:repeat(3,1fr);gap:20px;margin:24px 0 40px}
/* лента сертификатов на главной: одна строка, 4½ карточки в окне, прокрутка пальцем/колесом, без полосы */
.certs--strip{display:flex;grid-template-columns:none;overflow-x:auto;overscroll-behavior-x:contain;scroll-snap-type:x proximity;scrollbar-width:none;padding:2px 0 6px;margin:0 -6px;-webkit-overflow-scrolling:touch}
.certs--strip::-webkit-scrollbar{display:none}
.certs--strip .cert{flex:0 0 calc((100% - 3.5 * 14px) / 4.5);margin:0 6px 0 0;scroll-snap-align:start;min-height:0}
.certs--strip .cert__img{aspect-ratio:1000/1200}
/* стрелки ленты: круглые, в тон плашки первого экрана, по центру документа (высоту ставит site.js); у края — исчезают */
.strip-box{position:relative}
.strip__arrow{position:absolute;top:var(--arrow-top,50%);left:-28px;width:44px;height:44px;padding:0;transform:translateY(-50%);border:1px solid #30363A;border-radius:50%;background:#23282B;color:#fff;box-shadow:0 2px 10px rgba(0,0,0,.35);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:opacity .3s,background .15s,color .15s}
.strip__arrow--next{left:auto;right:-28px}
.strip__arrow svg{width:20px;height:20px;display:block}
.strip__arrow:hover{background:var(--yellow);border-color:var(--yellow);color:var(--ink)}
.strip__arrow[disabled]{opacity:0;pointer-events:none}
.cert--light{background:#fff;border-color:var(--line)}.cert--light .cert__kind{color:var(--ink)}.cert--light .cert__text{color:var(--ink2)}.cert--light .cert__valid{color:var(--mute)}.cert--light .cert__img{border:1px solid var(--line)}
.cert--expired .cert__img{filter:grayscale(1);opacity:.6}.cert--expired .cert__valid{color:#B45309}
.link-ul--light{color:var(--dtext)}
/* производители: логотипы с Тильды в плитках одной высоты */
.brands{display:grid;grid-template-columns:repeat(6,1fr);gap:10px}
.brand{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;min-height:96px;padding:12px;border:1px solid var(--line);border-radius:var(--r);background:#fff;text-decoration:none}
.brand img{max-width:100%;max-height:48px;width:auto;height:auto;object-fit:contain}
.brand em{font:400 11px/1.3 var(--text);color:var(--mute);font-style:normal;text-align:center}
.brands--strip .brand{min-height:84px}.brands--strip .brand img{max-height:40px}
.brands-sec{margin:28px 0}.brands-sec .h2{display:flex;align-items:baseline;gap:12px;margin-bottom:14px}
.yellow-line{margin-top:14px;display:flex;align-items:center;justify-content:center;gap:12px;padding:14px;border-radius:8px;background:var(--yellow);color:var(--ink);font:500 15px/1 var(--text)}
.yellow-line i{color:var(--yellow2);font-style:normal}
.panel{border:1px solid var(--line);border-radius:10px;padding:18px;background:#fff;display:flex;flex-direction:column;gap:12px}
.panel__h{font:600 17px/1 var(--head)}.panel__text{font:400 13px/1.6 var(--text);color:var(--ink2)}
.form-card{background:#fff;color:var(--ink);border:1px solid var(--line);border-radius:10px;padding:22px}.form-card--narrow{max-width:520px;margin-top:28px}
.bullets{list-style:none;margin:0 0 20px;padding:0;display:flex;flex-direction:column;gap:9px}
.bullets li{font:400 15px/1.5 var(--text);color:var(--ink2);padding-top:9px;border-top:1px solid var(--line)}
.stats{display:flex;flex-direction:column;gap:22px;padding-top:12px}
.stat{display:flex;align-items:baseline;gap:8px}.stat b{font:600 34px/1 var(--head);color:var(--rust);letter-spacing:-.02em}.stat span{font:400 14px/1 var(--text);color:var(--ink2)}
.contacts{background:var(--dark);border-radius:10px;padding:30px;display:grid;grid-template-columns:1fr 1fr 400px;gap:32px;color:#fff}
.contacts__col{display:flex;flex-direction:column;gap:12px}.contacts__col p{font:400 15px/1.6 var(--text);color:var(--dtext)}
.contacts__phone{color:var(--yellow);text-decoration:none;font:600 22px/1 var(--head)}.contacts__mail{color:#EAEDEE;text-decoration:none;font:400 15px/1 var(--text)}
.contacts__col--req{color:var(--dtext);font:400 14px/1.7 var(--text);gap:14px}.contacts__col--req b{display:block;font:600 13px/1.6 var(--text);color:#fff}
.contacts__col--req span+span{padding-top:12px;border-top:1px solid var(--dark2)}

/* формы обращений */
.lead{display:flex;flex-direction:column;gap:12px;position:relative}
.lead__hp{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}
.lead__title{font:600 19px/1.35 var(--head);letter-spacing:-.02em}.lead__text{font:400 14px/1.6 var(--text);color:var(--ink2)}
.lead__grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.lead label{display:flex;flex-direction:column;gap:5px}.lead label>span{font:500 11px/1 var(--text);color:var(--mute)}
.lead input[type=text],.lead input[type=tel],.lead input[type=email],.lead input[type=number],.lead textarea{height:46px;border:1px solid #D7DAD7;border-radius:var(--r);background:#fff;padding:0 12px;font:400 14px var(--text);outline:0;width:100%}
.lead textarea{height:auto;padding:10px 12px;resize:vertical}
.lead input:focus,.lead textarea:focus{border-color:var(--ink)}
.lead .is-invalid{border-color:var(--err)}.lead__err{font:400 12px/1.4 var(--text);color:var(--err)}
.lead__hint,.lead__after{font:400 12px/1.5 var(--text);color:var(--mute)}
.lead__items{display:flex;flex-direction:column;gap:8px}
.lead__item{display:flex;gap:8px;align-items:center}
.lead__sku{flex:1}.lead__sku input{font-family:var(--mono);font-size:13px}
.lead__qty{display:flex;align-items:center;gap:6px;font:400 13px var(--text);color:var(--mute)}.lead__qty input{width:72px;text-align:center}
.lead__rm{width:44px;height:44px;border:1px solid var(--line);background:#fff;border-radius:var(--r);cursor:pointer;font-size:18px;line-height:1}
.lead__add{align-self:flex-start;height:40px;padding:0 14px;border:1px solid var(--line);background:#fff;border-radius:var(--r);font:500 13px var(--text);cursor:pointer}
.lead__file{display:flex!important;flex-direction:row!important;align-items:center;gap:10px;min-height:52px;border:1px dashed #B3B8B3;border-radius:var(--r);background:var(--paper);padding:0 14px;cursor:pointer;font:400 13px var(--text);color:var(--ink2)}
.lead__file input{position:absolute;width:1px;height:1px;opacity:0}.lead__file-types{margin-left:auto;font:500 12px var(--text);color:var(--gold)}
.lead__consent{flex-direction:row!important;align-items:flex-start;gap:10px;font:400 12px/1.5 var(--text);color:var(--ink2)}
.lead__consent input{width:18px;height:18px;margin:2px 0 0;flex:none}.lead__consent a{color:inherit}
.lead__submit{width:100%;height:52px}
.lead__status:empty{display:none}.lead__status{padding:14px 16px;border:1px solid var(--line);border-radius:var(--r);background:var(--paper2);font:400 14px/1.5 var(--text)}
.lead__status--ok{border-color:var(--ink)}.lead__status--ok b{display:block;font:600 16px/1.3 var(--head);margin-bottom:4px}
.lead__status a{color:var(--ink)}
.lead--dark .lead__title,.lead--dark .lead__text,.lead--dark .lead__hint,.lead--dark .lead__after,.lead--dark .lead__consent,.lead--dark label>span{color:#B9BFC2}
.lead--dark input,.lead--dark textarea{background:var(--dark3);border-color:#2B3033;color:#fff}
.lead--dark .lead__file{background:transparent;border-color:#3A4045;color:#B9BFC2}
.lead--dark .lead__add{background:transparent;color:#fff;border-color:#3A4045}
.lead--dark .lead__status{background:var(--dark3);border-color:#3A4045;color:#fff}
.lead__noscript{font:400 13px/1.5 var(--text);color:var(--ink2)}

/* крошки, листинг */
.crumbs{padding:16px 0 0;font:400 13px/1.4 var(--text);color:var(--mute)}
.crumbs ol{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px}
.crumbs li+li::before{content:"/";margin-right:8px}
.crumbs a{color:var(--mute);text-decoration:none}.crumbs a:hover{color:var(--ink)}
.crumbs li:has(span[aria-current]){display:flex;max-width:100%}
.crumbs span[aria-current]{color:var(--ink);display:inline-block;max-width:360px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;vertical-align:bottom}
.intro{max-width:760px;font:400 16px/1.65 var(--text);color:var(--ink2);margin-bottom:24px}.intro--after{margin-top:32px}.intro--lead{margin:-6px 0 20px}
.subcats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:8px}.subcats--3{grid-template-columns:repeat(3,1fr)}
.subcat{border:1px solid var(--line);border-radius:10px;padding:14px;text-decoration:none;display:flex;flex-direction:column;gap:6px;background:#fff;min-height:88px}
.subcat:hover{border-color:var(--ink)}.subcat__name{font:500 15px/1.3 var(--text)}.subcat__meta{margin-top:auto;font:500 12px/1.3 var(--text);color:var(--mute)}
.listing__head{display:flex;justify-content:space-between;align-items:baseline;padding-bottom:14px;border-bottom:1px solid var(--ink);margin-bottom:0;font:400 13px/1 var(--text);color:var(--mute)}
.listing__count{font-weight:500;color:var(--ink)}
.tiles{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.tiles--ruled{gap:0;border-bottom:1px solid var(--line)}
.tiles--ruled .tile{border:0;border-right:1px solid var(--line);border-radius:0;padding:24px}
.tiles--ruled .tile:last-child{border-right:0}
.tile{display:flex;flex-direction:column;gap:10px;padding:14px;border:1px solid var(--line);border-radius:10px;text-decoration:none;color:var(--ink);background:#fff}
.tile:hover{background:var(--paper2)}
/* корзина (21.09): плитка стала обёрткой, ссылка — .tile__link, кнопка «В корзину» — её сосед */
.tile__link{display:flex;flex-direction:column;gap:10px;flex:1;min-width:0;text-decoration:none;color:inherit}
.tile__cart{align-self:flex-start;margin-top:2px}.tile__cart.is-in-cart{border-color:var(--yellow2);color:var(--gold)}
.tile__img{height:180px;background:var(--paper);display:flex;align-items:center;justify-content:center;overflow:hidden}
.tile__img img{max-width:86%;max-height:86%;width:auto;height:auto;object-fit:contain;mix-blend-mode:multiply}
.tile__sku{font:500 13px/1.4 var(--mono);overflow-wrap:anywhere}
.tile__name{font:400 14px/1.45 var(--text);color:var(--ink2);overflow-wrap:break-word;hyphens:auto}
.tile__bottom{margin-top:auto;display:flex;flex-direction:column;gap:5px;padding-top:10px}
.tile__price{font:600 19px/1 var(--head);letter-spacing:-.02em}.tile__price--req{font:500 15px/1.2 var(--text)}
.tile__meta{font:400 13px/1 var(--text);color:var(--mute)}
.pager{display:flex;gap:6px;flex-wrap:wrap;margin:28px 0 8px;font:500 14px/1 var(--text)}
.pager__link,.pager__cur{display:inline-flex;align-items:center;justify-content:center;min-width:40px;height:40px;padding:0 12px;border:1px solid var(--line);border-radius:var(--r);text-decoration:none}
.pager__cur{background:var(--ink);color:#fff;border-color:var(--ink)}.pager__link:hover{border-color:var(--ink)}
.empty__text{max-width:640px;font:400 16px/1.6 var(--text);color:var(--ink2);margin:8px 0 28px}

/* карточка товара */
.pcard{display:grid;grid-template-columns:minmax(0,1fr) 460px;gap:56px;padding-top:20px;align-items:start}
.brand-tag{display:inline-flex;align-items:center;height:26px;padding:0 10px;background:var(--ink);color:var(--yellow);font:500 11px/1 var(--text);letter-spacing:.1em;text-transform:uppercase}
.pcard__h1{margin:14px 0 0;font:600 36px/1.12 var(--head);letter-spacing:-.03em;overflow-wrap:anywhere;text-wrap:pretty}
.gallery{margin-top:22px}
.gallery__stage{display:flex;align-items:center;justify-content:center;height:560px;background:var(--paper)}
.gallery__stage img{max-width:88%;max-height:88%;width:auto;height:auto;object-fit:contain;mix-blend-mode:multiply}
.gallery__thumbs{display:flex;gap:8px;padding-top:10px;overflow-x:auto}
.gallery__thumb{width:72px;height:72px;flex:none;border:1px solid var(--line);background:#fff;padding:4px;cursor:pointer;display:flex;align-items:center;justify-content:center}
.gallery__thumb[aria-pressed=true]{border-color:var(--ink)}.gallery__thumb img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain}
.gallery__foot{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:12px}
.gallery__dims{font:400 12px/1 var(--text);color:var(--mute)}
.offer{border-top:3px solid var(--ink);padding-top:20px;display:flex;flex-direction:column;position:sticky;top:16px}
.offer__sku{display:flex;align-items:center;gap:10px}
.sku{font:500 16px/1.3 var(--mono);overflow-wrap:anywhere;user-select:all}
.copy{height:44px;padding:0 14px;font-size:13px;white-space:nowrap}
.offer__sku-note{margin-top:6px;font:400 12px/1.4 var(--text);color:var(--mute)}
.offer__price{margin-top:24px;display:flex;align-items:flex-end;gap:12px;flex-wrap:wrap}
.offer__num{font:700 48px/1 var(--head);letter-spacing:-.04em}.offer__num--req{font:600 28px/1.1 var(--head);letter-spacing:-.02em}
.offer__unit{font:400 17px/1.6 var(--text)}
.offer__vat{margin-top:10px;display:flex;align-items:center;gap:10px;font:400 14px/1.4 var(--text);color:var(--ink2)}.offer__vat i{color:#C9C5BA;font-style:normal}.offer__vat b{font-weight:500}
.offer__status{margin-top:16px;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.status{display:flex;align-items:center;gap:9px;font:500 15px/1 var(--text)}.status i{width:7px;height:7px;background:var(--ink)}
.offer__date{font:400 13px/1 var(--text);color:var(--mute)}
.offer .btn--xl{margin-top:20px}
.offer__hint{margin-top:10px;font:400 13px/1.5 var(--text);color:var(--mute)}
.offer__steps{margin-top:24px;display:flex;flex-direction:column;gap:12px;padding:18px 20px;background:var(--paper)}
.offer__steps>span{display:flex;gap:12px;font:400 14px/1.5 var(--text)}.offer__steps i{font:500 12px/1.6 var(--mono);color:var(--gold);font-style:normal}
.anchors{position:sticky;top:0;z-index:6;margin-top:48px;background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--ink)}
.anchors__in{display:flex;align-items:stretch;gap:32px;height:56px}
.anchors__links{display:flex;gap:32px;overflow-x:auto}
.anchors__links a{display:flex;align-items:center;flex:none;font:500 15px/1 var(--text);color:var(--mute);text-decoration:none;border-bottom:3px solid transparent}
.anchors__links a.is-active{color:var(--ink);border-color:var(--yellow)}
.anchors__offer{margin-left:auto;display:flex;align-items:center;gap:16px;flex:none}
.anchors__price{font:500 15px/1 var(--head)}
.psec{padding-top:44px}.psec__head{display:flex;align-items:baseline;justify-content:space-between;gap:24px;padding-bottom:14px;border-bottom:1px solid var(--ink);margin-bottom:8px}
.psec__grid{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:56px;align-items:start}
.psec--form{margin-top:48px;background:var(--paper);padding:44px 0}
.quick{border-left:1px solid var(--line);padding-left:28px;display:flex;flex-direction:column;gap:14px}
.quick__row{display:flex;justify-content:space-between;gap:16px;padding-bottom:10px;border-bottom:1px solid var(--line2);font:400 14px/1.4 var(--text);color:var(--mute)}
.quick__row b{font-weight:500;color:var(--ink);text-align:right}
/* документы карточки: строка = файл, тип и размер подписью */
.docs{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 56px}
.docs li{border-bottom:1px solid var(--line2)}
.docs__link{display:flex;flex-direction:column;gap:3px;padding:10px 0 10px 30px;text-decoration:none;color:var(--ink);background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' viewBox='0 0 24 24' fill='none' stroke='%2316181C' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M14 3H6a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V9z'/%3E%3Cpath d='M14 3v6h6'/%3E%3C/svg%3E") 2px 12px no-repeat}
.docs__link b{font:500 15px/1.4 var(--text)}.docs__link span{font:400 13px/1.4 var(--text);color:var(--mute)}
.docs__link:hover b{text-decoration:underline}
.specs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 56px;align-items:start}
.specs__col{margin:0}
.specs__row{display:grid;grid-template-columns:minmax(0,180px) minmax(0,1fr);gap:4px 20px;padding:9px 0;border-bottom:1px solid var(--line2)}
.specs__row dt{font:400 14px/1.45 var(--text);color:var(--mute);overflow-wrap:anywhere}
.specs__row dd{margin:0;font:400 15px/1.5 var(--text);overflow-wrap:anywhere}.specs__row dd span{display:block}
.specs__more{display:none;width:100%;margin-top:12px}
/* hidden=until-found даёт content-visibility:hidden; на широком экране хвост показан целиком */
.specs [data-specs-tail]{content-visibility:visible}
.vars{width:100%;border-collapse:collapse;font:400 14px/1.4 var(--text)}
.vars th{text-align:left;font:500 12px/1 var(--text);color:var(--mute);padding:10px 12px;border-bottom:1px solid var(--line)}
.vars td{padding:10px 12px;border-bottom:1px solid var(--line2);vertical-align:middle}
.vars__default{box-shadow:inset 3px 0 0 var(--yellow)}.vars__tag{margin-left:8px;font:500 12px/1 var(--text);color:var(--mute)}
.vars .qty{width:64px;height:40px;border:1px solid var(--line);border-radius:var(--r);text-align:center}
.also{margin-top:48px;padding:28px 0;border-top:1px solid var(--line);background:var(--paper2)}
.also__in{display:flex;align-items:center;gap:28px;flex-wrap:wrap}
.also__in a{font:400 15px/1 var(--text);color:var(--ink);text-decoration:none;border-bottom:1px solid #C9C5BA;padding-bottom:5px}
.mobbar{display:none}
.page__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin:8px 0 24px}
.page__grid div{display:flex;flex-direction:column;gap:6px;font:400 15px/1.5 var(--text)}.page__grid b{font:500 11px/1 var(--text);letter-spacing:.1em;text-transform:uppercase;color:var(--mute)}
.page__phone{font:600 22px/1 var(--head);text-decoration:none}
.req{border-collapse:collapse;font:400 15px/1.5 var(--text);max-width:640px}.req th,.req td{text-align:left;padding:10px 16px 10px 0;border-bottom:1px solid var(--line2);vertical-align:top}.req th{color:var(--mute);font-weight:400;width:200px}
.page__text{max-width:720px;font:400 16px/1.65 var(--text);color:var(--ink2);display:flex;flex-direction:column;gap:14px;margin-bottom:24px}
.page__text h2{font:600 20px/1.3 var(--head);color:var(--ink);letter-spacing:-.01em;margin:14px 0 0}.page__text h3{font:600 17px/1.35 var(--head);color:var(--ink);margin:8px 0 -4px}.page__text ul{margin:0;padding-left:22px}.page__text li{margin:4px 0}

/* планшет */
@media (max-width:1100px){
  .hero__in,.two-col--wide,.two-col--form,.contacts,.pcard,.psec__grid{grid-template-columns:1fr}
  .tiles,.dirs,.subcats{grid-template-columns:repeat(3,1fr)}.certs,.clients__grid{grid-template-columns:repeat(3,1fr)}.brands{grid-template-columns:repeat(4,1fr)}
  .footer__in{grid-template-columns:1fr 1fr 1fr}
  .offer{position:static}
  .search{max-width:300px}
}
/* телефон */
@media (max-width:768px){
  .wrap{padding:0 16px}
  /* 16px в полях: iOS увеличивает страницу при фокусе на поле мельче (П15) */
  .lead input[type=text],.lead input[type=tel],.lead input[type=email],.lead input[type=number],.lead textarea,.search input,.vars .qty{font-size:16px}
  .topbar,.hdr__contact,.hdr__cta,.mainnav__n{display:none}
  .hdr__in{height:60px;gap:12px}.logo__full{display:none}.logo__emblem{display:block}.logo__tag{display:none}
  .search{display:none}.hdr__burger{display:flex;margin-left:auto}
  .mainnav.is-open .search--nav{display:flex;max-width:none;height:54px;margin:12px 0 8px;padding:4px 4px 4px 12px;gap:8px}
  .mainnav{display:none}.mainnav.is-open{display:block}.mainnav__in{flex-direction:column;padding:8px 16px 12px;gap:0}.mainnav a{padding:12px 0;border-bottom:1px solid var(--line2);font-size:15px}
  .h1{font-size:24px}.h2--xl,.h2--lg{font-size:22px}.hero__h1{font-size:30px}
  .hero__in{padding-top:28px;gap:28px}.hero__bullets{grid-template-columns:1fr}
  .hero__certs{zoom:.85}
  .tiles,.dirs,.subcats,.subcats--3,.certs,.certs--page,.clients__grid,.nodes,.tasks,.lead__grid,.two-col,.page__grid{grid-template-columns:1fr 1fr}.brands{grid-template-columns:repeat(3,1fr)}
  .certs--strip .cert{flex-basis:calc((100% - 14px) / 1.6)}.strip__arrow{display:none}
  .docs{grid-template-columns:1fr}.articles{grid-template-columns:1fr}
  .clients__item{height:72px}.clients__item--logo{padding:16px 22px}.clients__item--logo img{max-height:30px}.clients__item--logo img[alt="А101"]{max-height:38px}
  .tiles{gap:8px}.tile{padding:10px}.tile__img{height:140px}.tiles--ruled .tile{padding:12px;border-right:0;border-bottom:1px solid var(--line)}
  .lead__grid,.two-col,.nodes,.tasks,.page__grid{grid-template-columns:1fr}
  .sec{padding:28px 0}.contacts{padding:20px;gap:20px}
  .sec__head,.psec__head{flex-direction:column;align-items:flex-start;gap:6px}
  .crumbs span[aria-current]{max-width:none;flex:1;min-width:0}
  .strip__in{flex-direction:column;align-items:flex-start}.strip__btns{flex-wrap:wrap;max-width:100%}
  .footer__in{grid-template-columns:1fr;gap:20px}
  .pcard{gap:24px;padding-top:12px}.pcard__h1{font-size:24px;line-height:1.2}
  .gallery__stage{height:240px}
  .offer{border-top-width:3px;padding-top:16px}.offer__num{font-size:36px}.offer .btn--xl{height:56px;font-size:16px}
  .anchors{margin-top:32px}.anchors__in{height:48px;gap:16px}.anchors__links{gap:22px}.anchors__links a{font-size:14px}.anchors__offer{display:none}
  .psec{padding-top:32px}
  .specs{grid-template-columns:1fr;gap:0}.specs__row{grid-template-columns:1fr;gap:2px}
  .specs__more{display:block}.specs [data-specs-tail][hidden]{content-visibility:hidden;padding:0;border:0}
  .quick{border-left:0;padding-left:0}
  .vars th:nth-child(3),.vars td:nth-child(3){display:none}
  .also__in{gap:14px}
  body.page-product{padding-bottom:80px}
  .mobbar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:20;height:68px;padding:0 16px;padding-bottom:env(safe-area-inset-bottom);background:#fff;border-top:1px solid var(--ink);align-items:center;justify-content:space-between;gap:12px}
  .mobbar__price{display:flex;flex-direction:column;gap:2px;min-width:0}.mobbar__price b{font:600 17px/1.1 var(--head);letter-spacing:-.02em;white-space:nowrap}.mobbar__price span{font:400 12px/1.1 var(--text);color:var(--mute)}
  .mobbar .btn{flex:none;min-width:46%}
  .mobbar.is-hidden{display:none}
}
@media print{
  .topbar,.mainnav,.search,.hdr__cta,.hdr__burger,.anchors,.psec--form,.also,.mobbar,.strip,.footer,.copy,.gallery__thumbs,.vars td:nth-child(3),.vars td:nth-child(4),.vars th:nth-child(3),.vars th:nth-child(4){display:none!important}
  .pcard{grid-template-columns:1fr}.offer{position:static;border-top:1px solid #000}.gallery__stage{height:auto;background:none}
  .specs [data-specs-tail]{content-visibility:visible!important;padding:9px 0!important;border-bottom:1px solid var(--line2)!important}
}
/* страницы из таблицы pages: текст с донора, колонка направлений */
.page__cols{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:48px;align-items:start;margin-top:8px}
.page__text--donor{max-width:720px;font:400 16px/1.6 var(--text)}
.page__text--donor h2{font:600 22px/1.3 var(--head);letter-spacing:-.01em;margin:28px 0 10px}
.page__text--donor p{margin:0 0 14px}.page__text--donor ul,.page__text--donor ol{margin:0 0 14px;padding-left:22px}.page__text--donor li{margin:4px 0}
.page__aside .quick__row{text-decoration:none}
/* статьи: список карточками и подпись автора/даты */
.articles{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin:8px 0 32px}
.article-card{display:flex;flex-direction:column;gap:8px;padding:22px 24px;border:1px solid var(--line);border-radius:8px;background:#fff;text-decoration:none;color:var(--ink)}
.article-card:hover{border-color:var(--ink)}
.article-card__date{font:400 12px/1.4 var(--text);color:var(--mute)}.article-card__h{font:600 19px/1.3 var(--head);letter-spacing:-.01em}.article-card__text{font:400 14px/1.5 var(--text);color:var(--ink2)}
.article-meta{margin:-8px 0 20px;font:400 13px/1.4 var(--text);color:var(--mute);text-wrap:balance}
.page__text--donor table{border-collapse:collapse;font:400 14px/1.45 var(--text);margin:0 0 18px;width:100%}.page__text--donor th,.page__text--donor td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--line2);vertical-align:top}.page__text--donor th{font-weight:500;color:var(--mute)}
/* альбом узлов Брит (/uzly-krovli-brit): лист A4 на всю колонку, подпись из штампа; оглавление разделов */
.page__text--donor .atr-sheet{margin:0 0 22px}.page__text--donor .atr-sheet img{display:block;width:100%;height:auto;border:1px solid var(--line);border-radius:6px;background:#fff}
.page__text--donor .atr-sheet figcaption{font:400 13px/1.4 var(--text);color:var(--mute);margin-top:6px}
.page__text--donor .atr-index{list-style:none;padding:0;margin:0 0 18px;display:grid;gap:0}.page__text--donor .atr-index li{margin:0;padding:9px 0;border-top:1px solid var(--line2)}.page__text--donor .atr-index li:last-child{border-bottom:1px solid var(--line2)}
/* страница бренда: документы строкой (мини 78px, открываются в попапе) и условия под формой */
.docs-row{display:flex;flex-wrap:wrap;gap:14px;margin:4px 0 8px}
.docs-row__item{flex:1 1 300px;display:flex;gap:14px;align-items:flex-start;padding:12px;border:1px solid var(--line);border-radius:8px;background:#fff;text-decoration:none;color:var(--ink)}
.docs-row__item img{flex:none;width:78px;height:auto;border:1px solid var(--line);border-radius:2px;background:#fff}
.docs-row__item b{display:block;font:600 14px/1.35 var(--head)}.docs-row__item small{display:block;margin-top:6px;font:400 12px/1.4 var(--text);color:var(--mute)}
.docs-row__item:hover img{outline:2px solid var(--yellow)}
.docs-row__item--expired img{filter:grayscale(1);opacity:.6}.docs-row__item--expired small{color:#B45309}
.terms{margin:16px 0 0;padding-left:18px;font:400 14px/1.5 var(--text);color:var(--ink2)}.terms li{margin:4px 0}
@media (max-width:1100px){.page__cols{grid-template-columns:1fr}}

/* UX первого выпуска: поиск, фокус и состав спецификации. */
.search:focus-within,.lead__file:focus-within{outline:2px solid var(--ink);outline-offset:3px}
.search input::placeholder{color:#5D6266}
.footer :focus-visible,.sec--dark :focus-visible,.lead--dark :focus-visible{outline-color:var(--yellow)}
.lead--dark .lead__file:focus-within{outline-color:var(--yellow)}
.lead__sku{min-width:0}.lead__item{flex-wrap:wrap}.lead__qty{flex:none}
.lead__item>.lead__err{flex-basis:100%}
.lead__file{flex-wrap:wrap;padding-top:12px;padding-bottom:12px;min-width:0;position:relative}
.lead__file [data-file-label]{overflow-wrap:anywhere;min-width:0;flex:1;line-height:1.5}
.lead__file .lead__file-types{flex-basis:100%;margin-left:0;line-height:1.5;color:var(--ink2)}
.lead--dark .lead__file .lead__file-types{color:var(--dtext)}
.lead__status{overflow-wrap:anywhere}
.lead [hidden]{display:none!important}
.psec,#zapros{scroll-margin-top:80px}
@media(max-width:768px){.search--page{display:flex;max-width:none;width:100%}.search--page input{width:0}.lead__sku{flex-basis:calc(100% - 52px)}.lead__qty{order:2}.lead__rm{margin-left:auto}.lead__qty input{width:110px}}

.mainnav .mainnav__mobile,.hdr__mobile-action,.hdr__mobile-phone{display:none}
@media(max-width:768px){
  .hdr__mobile-action{display:flex;align-items:center;justify-content:center;min-width:44px;min-height:44px;font-size:13px;text-decoration:none;border:1px solid var(--line);border-radius:var(--r)}
  .hdr{position:sticky;top:0;z-index:40}
  .hdr .hdr__in{gap:6px}.hdr__burger{margin-left:0}.hdr .logo{margin-right:auto}
  .hdr__mobile-phone{display:flex;align-items:center;min-height:44px;flex:none;font:600 13px/1 var(--text);white-space:nowrap;text-decoration:none;font-variant-numeric:tabular-nums}
  .hdr__mobile-action,.hdr__burger{flex:none}
  .hero__in{padding-bottom:40px;row-gap:36px}.hero__form{margin-top:8px}
  html{scroll-padding-top:76px}.anchors{top:60px}.psec,#zapros{scroll-margin-top:128px}
  .mainnav.is-open{max-height:calc(100vh - 60px);max-height:calc(100dvh - 60px);overflow-y:auto;overscroll-behavior:contain}
  .mainnav .mainnav__mobile{display:block}.mainnav summary{cursor:pointer;min-height:44px;padding:16px 0 10px;font:600 15px/1.4 var(--head)}
  .mainnav a{min-height:44px;line-height:1.4}
  .pager{flex-wrap:wrap}.pager a,.pager span{min-width:44px;min-height:44px}
  .search--page{height:auto;min-height:52px;flex-wrap:wrap;padding:8px}.search--page input{flex:1 1 120px}.search--page .btn{height:44px;border-radius:var(--r)}
  .search--page>a{flex-basis:100%;font-size:14px;padding:4px}
}
@media(max-width:359px){.hdr__mobile-action{display:none}}   /* 320–359: шапка без иконки поиска, поиск в раскрытом меню (аудит статей 13.10) */

.search__submit{-webkit-appearance:none;appearance:none;display:inline-flex;align-items:center;justify-content:center;flex:none;min-height:44px;padding:0 14px;border:0;border-radius:var(--r);background:var(--yellow);color:var(--ink);-webkit-text-fill-color:var(--ink);font:600 14px/1 var(--text);text-align:center;white-space:nowrap;cursor:pointer}
.search__submit:hover{background:#F5B822}.search__submit:active{background:#ECAF1F}
.search__submit:focus-visible{outline:2px solid var(--ink);outline-offset:2px}
.search:not(.search--page){height:54px;padding:4px 4px 4px 12px;gap:8px}
.search>svg{flex:none}
.search input{-webkit-appearance:none;appearance:none;box-shadow:none;border-radius:0;padding:0;line-height:1.4}
@media(max-width:768px){.search--nav input{font-size:16px}.search--nav .search__submit{padding:0 12px}}
.pager__gap{display:inline-flex;align-items:center;justify-content:center;min-width:24px}
.lead input:focus-visible,.lead textarea:focus-visible{outline:2px solid var(--ink);outline-offset:3px}
.hero :focus-visible,.contacts :focus-visible,.topbar :focus-visible,.lead--dark input:focus-visible,.lead--dark textarea:focus-visible{outline-color:var(--yellow)}
@media(max-width:768px){
  .mobbar{height:auto;min-height:68px;padding-top:12px;padding-bottom:calc(12px + env(safe-area-inset-bottom))}
  body.page-product{padding-bottom:calc(92px + env(safe-area-inset-bottom))}
}

/* Ошибки остаются рядом с полями; пустая форма не переходит в отправку. */
.lead label>.lead__err,.lead__consent .lead__err{display:block;font:400 12px/1.4 var(--text);color:var(--err)}
.lead__consent .lead__err{margin-top:5px}
.lead__file{flex-wrap:wrap}.lead__file>.lead__err{flex-basis:100%;padding-bottom:8px}
.lead .is-invalid:focus{border-color:var(--err)}
.lead--invalid-attempt{animation:lead-invalid-attempt .32s ease-in-out}
@keyframes lead-invalid-attempt{0%,100%{transform:translateX(0)}20%,60%{transform:translateX(-3px)}40%,80%{transform:translateX(3px)}}
@media(prefers-reduced-motion:reduce){.lead--invalid-attempt{animation:none}}

/* Читаемый выбор товара и состояния карточки. */
.tile__name{font:600 15px/1.45 var(--text);color:var(--ink);text-wrap:pretty}
.tile__sku{font:400 11px/1.5 var(--mono);color:var(--mute);padding-top:6px}
.tile__meta{line-height:1.45;overflow-wrap:anywhere}
.photo-pending{font:400 13px/1.5 var(--text);color:var(--mute);padding:16px;text-align:center}
.copy-status{display:block;font:400 13px/1.5 var(--text);color:var(--ink2);margin-top:8px}
.copy-status:empty{display:none}.docs-request{margin-top:16px}
.specs__more[hidden]{display:none}
@media(max-width:768px){.vars .qty{width:90px;min-height:44px}.offer__sku{flex-wrap:wrap}}
.gallery__stage--empty{height:240px}
@media(max-width:768px){.gallery__stage--empty{height:120px}}

/* GET-фильтры доступны без JS; на телефоне — отдельная раскрываемая панель. */
.listing-filters{margin:0 0 12px;padding:16px;border:1px solid var(--line);border-radius:var(--r);background:var(--paper)}
.listing-filters [hidden]{display:none!important}
.listing-filters summary{cursor:pointer;min-height:44px;font:600 16px/1.5 var(--head);list-style:none;display:flex;align-items:center;justify-content:space-between;gap:12px}.listing-filters summary::-webkit-details-marker{display:none}.listing-filters summary::after{content:"";flex:none;width:9px;height:9px;margin-right:4px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg) translate(-2px,-2px);transition:transform .15s}.listing-filters[open]>summary::after{transform:rotate(-135deg) translate(-2px,-2px)}
.listing-filters__form{display:flex;flex-wrap:wrap;gap:16px;align-items:end}
.listing-filters__form>label{display:flex;flex-direction:column;gap:6px;flex:1 1 180px;min-width:0;font:500 14px/1.4 var(--text)}
.listing-filters select:not(.visually-hidden){width:100%;min-width:0;min-height:44px;padding:8px 40px 8px 12px;border:1px solid var(--line);border-radius:999px;background:#fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2 4l4 4 4-4' fill='none' stroke='%2316181C' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") no-repeat right 14px center;color:var(--ink);font:500 15px/1.4 var(--text);-webkit-appearance:none;appearance:none}
.listing-filters select:focus{outline:none;border-color:var(--ink);box-shadow:0 0 0 1px var(--ink)}
/* сортировка и переключатели — пилюли, как в калькуляторах (владелец 12.10: без нативных списков там, где вариантов мало) */
.listing-sort{display:flex;flex-direction:column;gap:6px;flex:1 1 100%;min-width:0;font:500 14px/1.4 var(--text)}
.listing-sort__seg{display:flex;flex-wrap:wrap;gap:8px}
.listing-sort__btn{height:44px;padding:0 14px;border:1px solid var(--line);border-radius:999px;background:#fff;font:500 14px/1 var(--text);color:var(--ink);cursor:pointer;white-space:nowrap}
.listing-sort__btn[aria-pressed=true]{background:#fff;color:var(--ink);border-color:var(--ink);box-shadow:inset 0 0 0 1px var(--ink);font-weight:600}
.listing-sort__btn:focus-visible{outline:2px solid var(--ink);outline-offset:2px}
.listing-pill{position:relative;display:inline-flex;align-items:center;gap:8px;height:44px;padding:0 14px 0 12px;border:1px solid var(--line);border-radius:999px;background:#fff;font:500 14px/1 var(--text);cursor:pointer;user-select:none;white-space:nowrap}
.listing-pill input{position:absolute;opacity:0;width:1px;height:1px;pointer-events:none}
.listing-pill span::before{content:'';display:inline-block;width:16px;height:16px;margin-right:8px;vertical-align:-3px;border:1.5px solid var(--ink);border-radius:4px;background:#fff}
.listing-pill:has(input:checked){background:#fff;color:var(--ink);border-color:var(--ink);box-shadow:inset 0 0 0 1px var(--ink);font-weight:600}
.listing-pill:has(input:checked) span::before{border-color:var(--ink);background:var(--ink) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 16 16'%3E%3Cpath d='M3.5 8.5l3 3 6-6' fill='none' stroke='%23fff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/12px no-repeat}
.listing-pill:has(input:focus-visible){outline:2px solid var(--ink);outline-offset:2px}
.listing-filters__form>.listing-filters__check{flex:0 0 auto;align-self:end}
.listing-filters__actions{display:flex;flex-wrap:wrap;gap:8px;max-width:100%}.listing-filters__actions .btn{-webkit-appearance:none;appearance:none;-webkit-text-fill-color:var(--ink);white-space:normal;line-height:1.4;min-height:44px;height:auto;padding-top:10px;padding-bottom:10px}
.listing-filters__status{flex-basis:100%;margin:0;font:400 13px/1.5 var(--text);color:var(--ink2)}.listing-filters__status:empty{display:none}
.listing-price-note{font:400 13px/1.5 var(--text);color:var(--mute);margin:0 0 16px}
.listing-chips{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 16px}.listing-chips a{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:8px 12px;border:1px solid var(--line);border-radius:var(--r);font:400 14px/1.4 var(--text);color:var(--ink);overflow-wrap:anywhere;max-width:100%}
@media(min-width:769px){.listing-filters.is-enhanced>summary{display:none}}
@media(max-width:768px){.listing-filters__form{flex-direction:column;align-items:stretch}.listing-filters__form>label,.listing-filters__form>.listing-filters__check{flex:none;width:100%}.listing-filters[open]>summary{margin-bottom:12px}.listing-filters__actions .btn{flex:1 1 120px}}

/* вставки карточек в тексте статьи (маркер <!-- products: … -->, ArticleCards): три плитки в колонке 720px, на телефоне две */

/* блок цифр в тексте статьи (<table class="figures"> с <caption>, решение владельца 18.09): показатели отдельно от прозы */
/* учебный пример в статье (<figure class="example">, Гутенберг E1/E2, ревью 20.09 §11): проза и блок цифр с расчётом */

/* UX 19.09: tables, document reading, company pages and tab-scoped drafts. */
.table-scroll{width:100%;max-width:100%;min-width:0;overflow-x:auto;overscroll-behavior-x:contain;border:1px solid var(--line);border-radius:var(--r)}
.table-scroll table{min-width:460px;margin:0!important}.table-hint{font:400 13px/1.5 var(--text);color:var(--ink2);margin:0!important}
.page__cols>*,.page__text,.page__aside,.page__grid>*,.hero__body,.hero__form{min-width:0}
.page__text img{max-width:100%;height:auto}.page__text a,.page__grid span,.page__grid a{overflow-wrap:anywhere}
.page__text h2[id],.page__text h3[id]{scroll-margin-top:calc(var(--header-height,60px) + 24px)}
.lightbox{overflow:auto;background:var(--dark);padding:54px 12px 14px;border-radius:var(--r)}
.lightbox__img{max-width:100%;max-height:72dvh}.lightbox__original{display:block;text-align:center;padding:12px;color:#fff;min-height:44px}
.lightbox :focus-visible{outline-color:var(--yellow)}.lightbox__cap{padding:4px 10px;text-align:center;overflow-wrap:anywhere}
.brand__action{font:400 13px/1.5 var(--text);text-align:center;color:var(--ink2);overflow-wrap:anywhere}
.brands-sec{content-visibility:auto;contain-intrinsic-size:auto 400px}.brands-sec .brand img{width:160px;height:48px;object-fit:contain}
.page__grid a{min-height:44px;display:flex;align-items:center}.req .lead__add{margin-top:6px}.req .copy-status{display:block;font-size:13px}
.lead__draft{display:flex;gap:8px;flex-wrap:wrap}.lead__draft .lead__hint{flex-basis:100%}.lead__add{min-height:44px;height:auto;padding-top:8px;padding-bottom:8px}
.lead__title{margin:0}.hero__form .lead__text{font-size:15px;line-height:1.5}.lead__after,.lead__hint{font-size:13px;line-height:1.5}
.certs--page{margin:18px 0 32px}.brand em{font-size:13px;color:var(--ink2)}
@media(max-width:768px){.req{width:100%;table-layout:fixed}.req th{width:34%}.req td{overflow-wrap:anywhere}.lightbox{max-width:96vw}.lightbox__close{position:absolute;top:6px;right:6px}.brands{grid-template-columns:repeat(2,minmax(0,1fr))}.brand{min-width:0}.crumbs span[aria-current]{white-space:normal;max-width:100%;overflow-wrap:anywhere}}
@media(max-width:360px){.tiles{grid-template-columns:1fr}.lead__draft .lead__add{width:100%}}
@media print{.brands-sec{content-visibility:visible}.table-scroll{overflow:visible}.table-hint{display:none}}

.order-facts{font:400 13px/1.5 var(--text);margin:14px 0;display:flex;flex-direction:column;gap:6px}.order-facts>div{display:flex;gap:14px;justify-content:space-between}.order-facts dt{color:var(--mute)}.order-facts dd{margin:0;text-align:right;overflow-wrap:anywhere;min-width:0;font-variant-numeric:tabular-nums}

.service-brief{margin:28px 0 36px;max-width:800px}.service-brief p{line-height:1.6;margin:16px 0 20px}

.topbar__services{position:relative}.topbar__services summary{cursor:pointer;list-style:none}.topbar__services[open]>div{position:absolute;right:0;top:100%;min-width:260px;padding:10px;background:#fff;color:var(--ink);border:1px solid var(--line);border-radius:8px;z-index:60;box-shadow:0 8px 24px #0002}.topbar__services[open]>div a{display:flex;align-items:center;min-height:44px;padding:8px;line-height:1.4}.topbar__services summary:focus-visible{outline:2px solid var(--rust);outline-offset:3px}

.topbar__in{height:auto;min-height:40px;gap:16px;padding-top:4px;padding-bottom:4px}.topbar__text{min-width:0;line-height:1.4}.topbar__links{flex-wrap:nowrap;align-items:center;justify-content:flex-end;gap:12px 16px;line-height:1.5;flex-shrink:0;white-space:nowrap}.topbar__links>a{line-height:1.5}.topbar__text{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.topbar__services[open]>div a{color:var(--ink)}.topbar__services[open]>div a:focus-visible{outline-color:var(--ink)}
@media(min-width:769px) and (max-width:1100px){.topbar__text{display:none}.topbar__links{justify-content:flex-start;flex-shrink:1}}
/* корзина → заявка на КП (21.09): шапка, кнопки, страница /cart; блок в конце файла, чтобы медиазапросы шапки не перекрывались ранними правилами */
.hdr__cart{flex:none;display:flex;align-items:center;gap:8px;position:relative;height:44px;padding:0 12px;border:1px solid var(--line);border-radius:var(--r);color:var(--ink);text-decoration:none;font:500 14px/1 var(--text)}
.hdr__cart:hover{background:var(--paper2)}.hdr__cart.is-filled{border-color:var(--yellow)}
.hdr__cart-count{min-width:20px;height:20px;padding:0 6px;border-radius:10px;background:var(--yellow);color:var(--ink);font:600 12px/20px var(--text);text-align:center}
.hdr__cart.is-bump{animation:cart-bump .35s ease}@keyframes cart-bump{30%{transform:scale(1.06)}}
@media (prefers-reduced-motion:reduce){.hdr__cart.is-bump{animation:none}}
@media (max-width:1100px){.hdr__cart-label{display:none}.hdr__cart{padding:0 11px;gap:6px}
  /* телефон не переносится: ужимается поиск, а не контакты (замечено при добавлении корзины 21.09) */
  .hdr__contact{flex:none}.hdr__phone{white-space:nowrap}.search{min-width:120px}.search input{min-width:0;width:100%}.hdr__in{gap:14px}}
@media (min-width:769px) and (max-width:900px){.logo__full{display:none}.logo__emblem{display:block}}   /* корзина + КП + телефон не помещаются рядом с полным логотипом */
.offer__cart{margin-top:8px}.offer__cart.is-in-cart,[data-cart-add].is-in-cart{border-color:var(--yellow2);color:var(--gold)}
/* страница корзины */
.cart__form{max-width:860px;margin-top:8px}.cart__head{display:flex;align-items:center;gap:14px;flex-wrap:wrap}.cart__head .lead__title{margin:0}.cart__count{color:var(--mute);font:400 14px/1 var(--text)}.cart__clear{margin-left:auto}
.cart__cols{display:grid;grid-template-columns:minmax(0,1fr) 150px 150px 32px;gap:12px;padding:8px 0 0;font:400 12px/1.2 var(--text);color:var(--mute);text-transform:uppercase;letter-spacing:.04em}
.cart__cols span:first-child{padding-left:72px}
.lead__items.cart__items{display:flex;flex-direction:column;gap:0}
.cart__row{display:grid!important;grid-template-columns:60px minmax(0,1fr) 150px 150px 32px;gap:12px;align-items:center;padding:12px 0;border-top:1px solid var(--line2)}
.cart__pic{display:flex;align-items:center;justify-content:center;width:60px;height:60px;background:var(--paper);border-radius:6px;overflow:hidden}.cart__pic img{max-width:90%;max-height:90%;mix-blend-mode:multiply}
.cart__name{display:flex;flex-direction:column;gap:4px;min-width:0}.cart__name a{color:var(--ink);text-decoration:none;font:500 14px/1.4 var(--text);overflow-wrap:anywhere}.cart__name a:hover{text-decoration:underline}.cart__sku{font:400 12px/1.4 var(--mono);color:var(--mute)}
.cart__row .lead__qty{display:flex;align-items:center;gap:8px}.cart__row .lead__qty input{width:84px}.cart__row [data-item-unit]{font:400 13px/1.2 var(--text);color:var(--mute)}
.cart__price{display:flex;flex-direction:column;gap:2px;font:400 13px/1.3 var(--text);color:var(--mute)}.cart__price b{font:600 15px/1.2 var(--head);color:var(--ink)}
.cart__total{display:flex;align-items:baseline;gap:14px;flex-wrap:wrap;padding:14px 0 4px;border-top:1px solid var(--line);font:400 15px/1.3 var(--text)}.cart__total b{font:600 22px/1 var(--head);letter-spacing:-.02em}.cart__total small{width:100%;color:var(--mute);font-size:13px}
.cart__contact{margin-top:24px}.cart__how{margin:36px 0 8px;max-width:860px}.cart__how .h2{margin-bottom:14px}
@media (max-width:768px){
  .hdr__cart{height:40px;padding:0 10px;margin-left:auto}.hdr__cart-label{display:none}.hdr__burger{margin-left:0}
  .cart__cols{display:none}.cart__row{grid-template-columns:52px minmax(0,1fr) 32px;grid-template-areas:"pic name rm" "pic qty price"}
  .cart__pic{grid-area:pic;width:52px;height:52px}.cart__name{grid-area:name}.cart__row .lead__qty{grid-area:qty}.cart__price{grid-area:price;align-items:flex-end;text-align:right}.cart__row .lead__rm{grid-area:rm}
}

/* страница эксперта /eksperty/… (expert.blade.php): фото, имя, цифры объектов, специализация, объекты, статьи */
.expert{display:grid;grid-template-columns:260px minmax(0,1fr);gap:40px;align-items:start;margin:6px 0 36px;padding:28px;background:var(--paper2);border:1px solid var(--line);border-radius:var(--r)}
.expert__photo{width:100%;aspect-ratio:3/4;object-fit:cover;border-radius:var(--r)}
.expert__body{display:flex;flex-direction:column;min-width:0}
.expert__name{margin:10px 0 6px}
.expert__job{font:500 17px/1.4 var(--text);color:var(--ink2);margin-bottom:10px}
.expert__body .article-meta{margin:0 0 22px}
.expert__stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin:0 0 22px;padding:18px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.expert__stats div{margin:0}.expert__stats dt{font:600 26px/1.1 var(--head);letter-spacing:-.02em}.expert__stats dd{margin:6px 0 0;font:400 13px/1.4 var(--text);color:var(--mute)}
.expert__tags{display:flex;flex-wrap:wrap;gap:8px;margin:0;padding:0;list-style:none}
.expert__tags li{padding:7px 12px;border:1px solid var(--line);border-radius:999px;background:#fff;font:500 13px/1 var(--text);color:var(--ink2)}
.expert-objects{margin:14px 0 28px;overflow-x:auto;border:1px solid var(--line);border-radius:var(--r)}
.expert-objects table{width:100%;min-width:560px;border-collapse:collapse;font:400 14px/1.45 var(--text)}
.expert-objects th,.expert-objects td{padding:12px 16px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line2)}
.expert-objects thead th{font:500 11px/1.2 var(--text);letter-spacing:.1em;text-transform:uppercase;color:var(--mute);background:var(--paper2);border-bottom:1px solid var(--line)}
.expert-objects tbody th{font:600 14px/1.35 var(--head);letter-spacing:-.01em;color:var(--ink)}
.expert-objects tbody th span{display:block;margin-top:3px;font:400 12px/1.4 var(--text);letter-spacing:0;color:var(--mute)}
.expert-objects td{color:var(--ink2)}
.expert-objects .num-col{text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums}
.expert-objects tbody .num-col{font:600 14px/1.35 var(--head);color:var(--gold)}
.expert-objects tfoot th,.expert-objects tfoot td{border-bottom:0;background:var(--paper2);font:600 14px/1.35 var(--head);color:var(--ink)}
.page__text .expert-articles{list-style:none;margin:14px 0 0;padding:0;border-top:1px solid var(--line)}
.page__text .expert-articles li{margin:0;display:flex;justify-content:space-between;gap:16px;padding:12px 0;border-bottom:1px solid var(--line)}
.expert-articles a{font-weight:500;text-decoration:none;border-bottom:1px solid var(--yellow)}.expert-articles a:hover{border-color:var(--ink)}
.expert-articles span{flex:none;font:400 13px/1.6 var(--text);color:var(--mute)}
@media (max-width:900px){.expert{grid-template-columns:1fr;gap:22px;padding:20px}.expert__photo{max-width:240px}}
@media (max-width:560px){.expert__stats{grid-template-columns:1fr;gap:12px}.expert__stats dt{font-size:22px}.page__text .expert-articles li{flex-direction:column;gap:2px}}
/* 30.09: пояснение связки на плитке (H-15) и таблицы в тексте раздела (таблица марок Брит, H-05) */
.tile__note{display:block;font:500 12px/1.4 var(--text);color:var(--mute);margin:0 0 4px}
.intro table{border-collapse:collapse;font:400 14px/1.45 var(--text);width:100%}.intro th,.intro td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--line2);vertical-align:top}.intro th{font-weight:500;color:var(--mute)}.intro .table-scroll{margin:0 0 18px}
@media (max-width:720px){.intro table{display:block;max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}}
/* Зоны нажатия на мобильном не меньше 24 px (02.10, задача 47e19ab9: на странице раздела было 42 цели мельче) */
@media (max-width:720px){.crumbs a{display:inline-block;padding:4px 0}.footer__col{gap:2px}.footer__col a{padding:4px 0}.footer__phone{display:inline-block;padding:5px 0}.link-ul{padding-top:6px}.intro a{padding:3px 0}.also__in a{display:inline-block;padding:4px 0}.lead__consent input{width:24px;height:24px;margin:0}}

/* E6.6 K1 — approved calculator prototype, scoped to this page. */
:where(.page-roll-calculator) .kc{--gap:12px;background:var(--paper2)}
:where(.page-roll-calculator) .kc__in{display:grid;grid-template-columns:minmax(0,1fr) 440px;grid-template-areas:"q a" "r a";column-gap:56px;row-gap:24px;align-items:start;padding-top:16px;padding-bottom:40px}
:where(.page-roll-calculator) .kc__q{grid-area:q;display:flex;flex-direction:column;gap:24px;min-width:0}
:where(.page-roll-calculator) .kc__a{grid-area:a;position:sticky;top:16px;min-width:0}
:where(.page-roll-calculator) .kc__r{grid-area:r;min-width:0}
:where(.page-roll-calculator) .kc h1{font:600 34px/1.15 var(--head)}
:where(.page-roll-calculator) .kc__lab{display:flex;align-items:center;gap:2px;min-height:24px;font:600 16px/1.3 var(--text)}
:where(.page-roll-calculator) .kc__grp{display:flex;flex-direction:column;gap:10px}
:where(.page-roll-calculator) .seg{display:flex;gap:4px;padding:4px;background:var(--line2);border:1px solid var(--line);border-radius:10px;max-width:360px}
:where(.page-roll-calculator) .seg button{flex:1;height:44px;border:0;border-radius:var(--r);background:transparent;font:600 15px/1 var(--text);cursor:pointer}
:where(.page-roll-calculator) .seg button[aria-pressed=true]{background:var(--ink);color:#fff}
:where(.page-roll-calculator) .row{display:flex;gap:8px}
:where(.page-roll-calculator) .opt{flex:1;min-width:0;border:1px solid var(--line);border-radius:10px;background:#fff;cursor:pointer;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;padding:6px;transition:border-color .15s,background .15s}
:where(.page-roll-calculator) .opt:hover{border-color:var(--ink)}
:where(.page-roll-calculator) .opt[aria-pressed=true]{background:var(--ink);border-color:var(--ink);color:#fff}
:where(.page-roll-calculator) .opt b{font:600 16px/1.2 var(--text)}
:where(.page-roll-calculator) .opt small{font:400 14px/1.2 var(--text);color:var(--mute)}
:where(.page-roll-calculator) .opt[aria-pressed=true] small{color:var(--line)}
:where(.page-roll-calculator) .opt--chip{height:64px}
:where(.page-roll-calculator) .opt--wall{height:104px}
:where(.page-roll-calculator) .opt--wall svg{width:72px;height:34px}
:where(.page-roll-calculator) .opt--wall .d{min-height:17px;color:var(--gold)}
:where(.page-roll-calculator) .opt--wall[aria-pressed=true] .d{color:var(--yellow)}
:where(.page-roll-calculator) .kstep{display:flex;gap:8px;height:64px}
:where(.page-roll-calculator) .kstep>button:not(.kstep__val){width:64px;flex:none;border:1px solid var(--line);border-radius:10px;background:#fff;cursor:pointer;font:400 26px/1 var(--text)}
:where(.page-roll-calculator) .kstep>button:not(.kstep__val):hover{border-color:var(--ink)}
:where(.page-roll-calculator) .kstep__val{flex:1;min-width:0;border:1px solid var(--line);border-radius:10px;background:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;font:600 24px/1 var(--head)}
:where(.page-roll-calculator) .q{width:44px;height:44px;margin:-10px 0;flex:none;border:0;background:transparent;cursor:pointer;display:flex;align-items:center;justify-content:center}
:where(.page-roll-calculator) .q span{width:22px;height:22px;border-radius:50%;border:1.5px solid var(--mute);font:600 13px/19px var(--head);text-align:center}
:where(.page-roll-calculator) .card{background:#fff;border:1px solid var(--line);border-radius:10px;padding:20px 24px}
:where(.page-roll-calculator) .ans{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
:where(.page-roll-calculator) .ans button{border:0;background:transparent;padding:0;text-align:left;cursor:pointer;display:flex;flex-direction:column;gap:4px;min-width:0}
:where(.page-roll-calculator) .ans__n{display:flex;align-items:flex-start;gap:6px;font:700 60px/1 var(--head);letter-spacing:-.03em}
:where(.page-roll-calculator) .ans__u{font:600 15px/1.3 var(--text)}
:where(.page-roll-calculator) .ans__w{font:400 14px/1.3 var(--text);color:var(--mute);text-decoration:underline dotted;text-underline-offset:3px}
:where(.page-roll-calculator) .ans__f{margin-top:12px;font:400 14px/1.4 var(--text);color:var(--mute)}
:where(.page-roll-calculator) .ans__note{margin-top:8px;font:400 14px/1.4 var(--text);color:var(--gold)}
:where(.page-roll-calculator) .ans__ex .lnk{min-height:44px;margin:-12px 0;font-size:14px}
:where(.page-roll-calculator) .ans__ex{margin-bottom:8px;font:400 14px/1.3 var(--text);color:var(--gold)}
:where(.page-roll-calculator) .ans__big .btn{height:44px;flex:none}
:where(.page-roll-calculator) .ans__fail{margin-top:8px}
:where(.page-roll-calculator) .lnk{border:0;background:none;padding:0;min-height:44px;font:600 14px/1 var(--text);color:var(--ink);text-decoration:underline;text-underline-offset:3px;cursor:pointer}
:where(.page-roll-calculator) .ans.is-stale .ans__n{opacity:.45}
:where(.page-roll-calculator) .ans__info{margin-top:10px;font:500 14px/1.35 var(--text);color:var(--ink2)}
:where(.page-roll-calculator) .ans.is-long .ans__n{font-size:48px}
:where(.page-roll-calculator) .ans__big{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:8px;font:400 14px/1.35 var(--text)}
:where(.page-roll-calculator) .mrow{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-top:16px;border-top:1px solid var(--line)}
:where(.page-roll-calculator) .mrow button{min-height:48px;border:0;background:transparent;padding:0;cursor:pointer;font:400 15px/1.2 var(--text);display:flex;align-items:center;gap:6px;text-align:left}
:where(.page-roll-calculator) .mrow u{text-underline-offset:3px}
:where(.page-roll-calculator) .badge{min-width:22px;height:22px;padding:0 6px;border-radius:11px;background:var(--yellow);font:600 13px/22px var(--text);text-align:center}
:where(.page-roll-calculator) .sum{display:flex;flex-direction:column;gap:14px;margin-top:4px;padding-top:20px;border-top:1px solid var(--line)}
:where(.page-roll-calculator) .sum__btn{border:0;background:transparent;padding:0;cursor:pointer;display:flex;justify-content:space-between;align-items:flex-end;gap:12px;text-align:left}
:where(.page-roll-calculator) .sum__btn>span{display:grid;gap:2px;width:100%}
:where(.page-roll-calculator) .sum__l{font:400 14px/1.3 var(--text);color:var(--mute)}
:where(.page-roll-calculator) .sum__v{font:700 34px/1.1 var(--head);letter-spacing:-.02em}
:where(.page-roll-calculator) .sum__vat{font:600 17px/1.3 var(--head);color:var(--ink2);white-space:nowrap}
:where(.page-roll-calculator) .sum .ln{padding:8px 0}
:where(.page-roll-calculator) .ln.ln--s{align-items:baseline}
:where(.page-roll-calculator) .ln.ln--s small{display:inline;margin:0 0 0 8px;font-size:13px}
:where(.page-roll-calculator) .sum__val{display:flex;align-items:baseline;flex-wrap:wrap;column-gap:12px;margin-top:2px}
:where(.page-roll-calculator) .sum__val .sum__vat{margin-left:0}
:where(.page-roll-calculator) .sum__v{white-space:nowrap}
:where(.page-roll-calculator) .tot--vat{padding-top:4px;font:600 16px/1.3 var(--head);color:var(--ink2)}
:where(.page-roll-calculator) .warn{font:400 14px/1.4 var(--text);color:var(--err)}
:where(.page-roll-calculator) .ref{display:flex;flex-direction:column;gap:24px}
:where(.page-roll-calculator) .ref__h{display:flex;justify-content:space-between;align-items:center;gap:8px}
:where(.page-roll-calculator) .ref__h h2{font:600 22px/1.2 var(--head)}
:where(.page-roll-calculator) .mats{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
:where(.page-roll-calculator) .mats .opt{align-items:flex-start;text-align:left;min-height:68px;padding:10px 12px}
:where(.page-roll-calculator) .srow{display:flex;justify-content:space-between;align-items:center;gap:12px;min-height:56px}
:where(.page-roll-calculator) .srow__t{min-width:0;font-size:15px;line-height:1.3}
:where(.page-roll-calculator) .srow__t small{display:block;font-size:14px;color:var(--mute)}
:where(.page-roll-calculator) .sm{display:flex;align-items:center;gap:4px;flex:none}
:where(.page-roll-calculator) .sm button{width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r);background:#fff;cursor:pointer;font:400 22px/1 var(--text)}
:where(.page-roll-calculator) .sm b{min-width:84px;text-align:center;font:600 16px/1 var(--head)}
:where(.page-roll-calculator) .sw{display:flex;justify-content:space-between;align-items:center;gap:12px;min-height:56px;border:0;background:transparent;padding:0;cursor:pointer;text-align:left;width:100%}
:where(.page-roll-calculator) .sw__t{font:600 16px/1.3 var(--text)}
:where(.page-roll-calculator) .sw__t small{display:block;font:400 14px/1.3 var(--text);color:var(--mute)}
:where(.page-roll-calculator) .sw__k{flex:none;width:48px;height:28px;border-radius:14px;background:#B9BCC0;position:relative;transition:background .15s}
:where(.page-roll-calculator) .sw__k::after{content:"";position:absolute;top:3px;left:3px;width:22px;height:22px;border-radius:50%;background:#fff;transition:left .15s}
:where(.page-roll-calculator) .sw[aria-pressed=true] .sw__k{background:var(--ink)}
:where(.page-roll-calculator) .sw[aria-pressed=true] .sw__k::after{left:23px}
:where(.page-roll-calculator) .lines{display:flex;flex-direction:column}
:where(.page-roll-calculator) .ln{display:flex;justify-content:space-between;gap:12px;padding:12px 0;border-bottom:1px solid var(--line)}
:where(.page-roll-calculator) .ln b{font:600 15px/1.3 var(--text)}
:where(.page-roll-calculator) .ln small{display:block;font-size:14px;color:var(--mute);margin-top:2px}
:where(.page-roll-calculator) .ln span{font:600 15px/1.3 var(--text);white-space:nowrap}
:where(.page-roll-calculator) .tot{display:flex;justify-content:space-between;align-items:baseline;padding-top:12px}
:where(.page-roll-calculator) .tot b{font:700 24px/1.1 var(--head)}
:where(.page-roll-calculator) .tot--vat b{font-size:20px;font-weight:600}
:where(.page-roll-calculator) .how{display:flex;flex-direction:column;gap:8px;counter-reset:h}
:where(.page-roll-calculator) .how li{list-style:none;display:flex;gap:10px;font-size:15px;line-height:1.45}
:where(.page-roll-calculator) .how li::before{counter-increment:h;content:counter(h);flex:none;width:22px;height:22px;border-radius:50%;background:var(--line2);border:1px solid var(--line);font:600 12px/20px var(--head);text-align:center;margin-top:1px}
:where(.page-roll-calculator) .src{display:block;margin-top:2px;font-size:13px;line-height:1.35;color:var(--mute)}
:where(.page-roll-calculator) .dsec{display:flex;flex-direction:column;gap:8px}
:where(.page-roll-calculator) .dsec h3{font:600 17px/1.3 var(--head)}
:where(.page-roll-calculator) .oth{min-height:48px;display:flex;justify-content:space-between;align-items:center;gap:12px;border:0;border-bottom:1px solid var(--line);background:transparent;padding:0;cursor:pointer;font-size:15px;text-align:left;width:100%}
:where(.page-roll-calculator) .mbar{display:none}
:where(.page-roll-calculator) .sh{position:fixed;z-index:61;background:#fff;display:flex;flex-direction:column;box-shadow:0 -8px 32px rgba(22,24,28,.18)}
:where(.page-roll-calculator) .sh__x{width:44px;height:44px;border:0;background:transparent;cursor:pointer;font-size:24px;line-height:1}
:where(.page-roll-calculator) .big-in{display:flex;flex:1;min-width:0;align-items:center;gap:8px;height:64px;border:1px solid var(--line);border-radius:10px;background:var(--paper2);padding:0 14px}
:where(.page-roll-calculator) .big-in input{flex:1;width:100%;min-width:0;border:0;background:transparent;outline:0;font:600 30px/1 var(--head)}
:where(.page-roll-calculator) .big-in.is-err{border:2px solid var(--err)}
@media (min-width:769px) and (max-height:820px){:where(.page-roll-calculator) .kc__in{padding-top:12px;row-gap:16px}
:where(.page-roll-calculator) .kc__q{gap:18px}
:where(.page-roll-calculator) .kc h1{font-size:30px}
:where(.page-roll-calculator) .opt--chip{height:56px}
:where(.page-roll-calculator) .kstep{height:56px}
:where(.page-roll-calculator) .opt--wall{height:92px}
:where(.page-roll-calculator) .card{padding:16px 22px}
:where(.page-roll-calculator) .ans__n{font-size:50px}
:where(.page-roll-calculator) .mrow{margin-top:10px}
:where(.page-roll-calculator) .sum{padding-top:12px;gap:10px}
:where(.page-roll-calculator) .sum__v{font-size:30px}
}
@media (max-width:768px){:where(.page-roll-calculator) .kc__in{grid-template-columns:minmax(0,1fr);grid-template-areas:"q" "a" "r";row-gap:10px;padding:10px 16px 96px}
:where(.page-roll-calculator) .kc__q{gap:10px}
:where(.page-roll-calculator) .kc__grp{gap:8px}
:where(.page-roll-calculator) .seg{padding:2px}
:where(.page-roll-calculator) .kc__a{position:static}
:where(.page-roll-calculator) .kc h1{font-size:22px}
:where(.page-roll-calculator) .seg{max-width:none}
:where(.page-roll-calculator) .opt--chip{height:48px}
:where(.page-roll-calculator) .opt--chip b{font-size:15px}
:where(.page-roll-calculator) .kstep{height:48px}
:where(.page-roll-calculator) .kstep>button:not(.kstep__val){width:48px}
:where(.page-roll-calculator) .kstep__val{font-size:22px}
:where(.page-roll-calculator) .opt--wall{height:64px;gap:0}
:where(.page-roll-calculator) .opt--wall svg{width:48px;height:22px}
:where(.page-roll-calculator) .opt--wall b{font-size:15px}
:where(.page-roll-calculator) .card{padding:12px 16px 0}
:where(.page-roll-calculator) .ans__n{font-size:42px}
:where(.page-roll-calculator) .ans__big .btn{display:none}
:where(.page-roll-calculator) .ans__big+.mrow,:where(.page-roll-calculator) .ans__note+.mrow{margin-top:4px}
:where(.page-roll-calculator) .ans__note,:where(.page-roll-calculator) .ans__big{margin-top:4px}
:where(.page-roll-calculator) .ans button{gap:2px}
:where(.page-roll-calculator) .ans__info{margin-top:4px}
:where(.page-roll-calculator) .ans.is-long .ans__n{font-size:32px}
:where(.page-roll-calculator) .mrow button{min-height:44px}
:where(.page-roll-calculator) .ans__u{font-size:14px}
:where(.page-roll-calculator) .ans__f{margin-top:6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
:where(.page-roll-calculator) .mrow{margin-top:8px}
:where(.page-roll-calculator) .sum{display:none}
:where(.page-roll-calculator) .card.ref{padding:18px 16px 8px}
:where(.page-roll-calculator) .mbar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:30;height:72px;padding:0 16px;padding-bottom:env(safe-area-inset-bottom);align-items:center;gap:12px;background:#fff;border-top:1px solid var(--line)}
:where(.page-roll-calculator) .mbar__s{flex:1;min-width:0;min-height:48px;border:0;background:transparent;padding:0;cursor:pointer;text-align:left;display:flex;flex-direction:column;justify-content:center;gap:2px}
:where(.page-roll-calculator) .mbar__s b{font:700 21px/1.15 var(--head);white-space:nowrap}
:where(.page-roll-calculator) .mrow .mrow__ref{min-height:40px;margin:2px 0;padding:0 12px;border:1.5px solid var(--ink);border-radius:var(--r)}
:where(.page-roll-calculator) .mbar__s b small{font:500 13px/1 var(--text);color:var(--mute)}
:where(.page-roll-calculator) .mbar__s span{font-size:13px;color:var(--mute);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
:where(.page-roll-calculator) .mbar .btn{flex:none;padding:0 18px}
}

.page-roll-calculator .strip{display:none}
.page-roll-calculator .kc__in{grid-template-columns:minmax(0,1fr) minmax(440px,1fr);column-gap:32px}
.page-roll-calculator .kc__a{position:static}
.page-roll-calculator .kc h1{margin:0}
.page-roll-calculator .k1-dialog{border:0;border-radius:12px;padding:24px;width:min(540px,calc(100% - 32px));max-height:90dvh;color:var(--ink);background:#fff}
.page-roll-calculator .k1-dialog::backdrop{background:rgba(22,24,28,.45)}
.page-roll-calculator .k1-dialog h2{font:600 22px/1.2 var(--head);margin:0 0 16px;padding-right:32px}
.page-roll-calculator .k1-close{position:absolute;right:6px;top:6px}
.page-roll-calculator .k1-dialog .dsec{margin-top:16px}
.page-roll-calculator .k1-dialog p{margin:8px 0}
.page-roll-calculator .k1-dialog .lead{padding:0;border:0;background:none}
.page-roll-calculator .k1-dialog .lead__grid{grid-template-columns:1fr}
.page-roll-calculator .k1-dialog summary{min-height:44px;cursor:pointer;display:flex;align-items:center;font-weight:600}
.page-roll-calculator .k1-dialog .src{font-size:14px}
.page-roll-calculator .sm input{width:78px;min-width:0;height:44px;border:1px solid var(--line);border-radius:var(--r);text-align:center;font:600 16px var(--text);background:#fff}
.page-roll-calculator .k1-crumbs{padding-top:20px;padding-bottom:20px;font-size:14px}
.page-roll-calculator .kc button:focus-visible,.page-roll-calculator .k1-dialog :focus-visible{outline:2px solid var(--ink);outline-offset:3px}
.page-roll-calculator .ans{font-variant-numeric:tabular-nums}
.page-roll-calculator .ans.is-stale{opacity:.45}
.page-roll-calculator .k1-error{margin-top:8px}
.page-roll-calculator .sum__vat{font-size:24px}
.page-roll-calculator .k1-weight{font-size:14px;line-height:1.4}
.page-roll-calculator .mrow button{font-size:14px}
.page-roll-calculator .opt--wall b{font-size:14px}
.page-roll-calculator .sm input::-webkit-inner-spin-button{appearance:none}
@media(min-width:769px) and (max-height:820px){
 .page-roll-calculator .kc__q{gap:14px}.page-roll-calculator .kc h1{font-size:28px}
 .page-roll-calculator .ans__n{font-size:46px}.page-roll-calculator .sum .ln{padding:6px 0}
 .page-roll-calculator .sum{gap:8px;padding-top:8px}.page-roll-calculator .card{padding:14px 18px}
 .page-roll-calculator .sum__v{font-size:28px}.page-roll-calculator .sum__vat{font-size:22px}
 .page-roll-calculator .kc__in{row-gap:14px}
}
@media(max-width:768px){
 .page-roll-calculator .kc__in{grid-template-columns:minmax(0,1fr);padding-bottom:12px}
 .page-roll-calculator .kc h1{font-size:22px;line-height:1.15}
 .page-roll-calculator .kc__q{gap:10px}
 .page-roll-calculator .mrow .mrow__ref{min-height:44px;padding:0 8px}
 .page-roll-calculator .mbar__s span{font:600 17px/1.2 var(--head);color:var(--ink2)}
 .page-roll-calculator .mbar__s b small{font-size:14px}
 .page-roll-calculator .k1-dialog{margin:auto 0 0;width:100%;max-width:none;max-height:90dvh;border-radius:16px 16px 0 0;padding:20px}
 .page-roll-calculator .kc__r:empty{display:none}
 .page-roll-calculator .k1-crumbs{padding-bottom:92px}
 .page-roll-calculator .mbar{height:72px}
 .page-roll-calculator .ans__n{font-size:40px}
 .page-roll-calculator .ans__ex{font-size:14px}
 .page-roll-calculator .opt--wall b{font-size:14px}
 .page-roll-calculator .ln{flex-wrap:wrap}
 .page-roll-calculator .sum__vat{font-size:18px}
}
@media(min-width:769px) and (max-height:820px){
 .page-roll-calculator .kc__a .card{padding:12px 16px}
 .page-roll-calculator .kc__a .ans__n{font-size:38px}
 .page-roll-calculator .mrow{margin-top:6px}
 .page-roll-calculator .mrow button{min-height:44px}
 .page-roll-calculator .sum{gap:5px;padding-top:5px;margin-top:0}
 .page-roll-calculator .sum .ln{padding:3px 0}
 .page-roll-calculator .sum__val{margin:0;gap:8px}
 .page-roll-calculator .sum__vat{margin:0;line-height:1.2}
 .page-roll-calculator .sum__l{line-height:1.2}
 .page-roll-calculator .k1-weight{line-height:1.3}
}

/* Coating-specific layout lives in kalk.css; legacy foundation helpers. */
.cc__presets{display:flex;gap:8px}
.cc__presets button{flex:1;min-height:52px;background:var(--paper2);border:1px solid var(--line);border-radius:var(--r);font:600 16px/1.2 var(--text);cursor:pointer}
.cc__presets button[aria-pressed=true]{border-color:var(--ink);background:var(--yellow)}
.cc__presets small{display:block;font:400 14px/1.3 var(--text);margin-top:2px}
.cc__hint{font-size:14px;line-height:1.35;color:var(--mute);margin:6px 0}
.cc__fields{display:grid;grid-template-columns:1fr 1fr;gap:8px 12px}
.cc__fields label{font-size:14px;min-width:0}
.cc__fields label:first-child{grid-column:1/-1}
.cc__fields select,.cc__fields input:not([type=checkbox]){display:block;width:100%;min-height:44px;background:white;border:1px solid var(--line);border-radius:var(--r);padding:6px 8px;font-size:16px;margin-top:4px}
.cc__fields .cc__check{display:flex;align-items:center;gap:8px;min-height:44px}
.cc__check input{width:20px;height:20px;accent-color:var(--ink)}
.cc__how{border-top:1px solid var(--line);margin-top:10px}
.cc__how li{font-size:14px;line-height:1.45;margin:10px 0;overflow-wrap:anywhere}
.cc__how ul{padding-left:18px}
.cc__full{margin-top:10px;width:100%;white-space:normal;text-align:center}
.coating-page{padding-top:20px;padding-bottom:24px}.coating-page>h1{font-size:28px;margin-bottom:16px}
@media(max-width:768px){.coating-page{padding:12px 16px 14px}.coating-page>h1{font-size:22px;margin-bottom:12px}}

/* U01: the existing K1 form and dialog share one roll selection. */
.k1-selection{display:grid;gap:16px;margin-block:16px}
.k1-selection label{display:grid;gap:8px;min-width:0;font-weight:600}
.k1-selection select{width:100%;min-width:0;min-height:48px;padding:10px;border:1px solid var(--line);border-radius:8px;background:var(--white);color:var(--ink);font:inherit;font-size:16px}
.k1-selection__layers{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:16px}
.k1-selection-summary{font-size:14px;line-height:1.5;margin-block:12px;overflow-wrap:anywhere}
.k1-selection .warn:empty{display:none}
.k1-selection select:focus-visible{outline:2px solid var(--ink);outline-offset:2px}
.k1-selection button:disabled{opacity:.5;cursor:not-allowed}
.page-roll-calculator .ans.is-invalid{display:none}
.page-roll-calculator .kc__a .k1-selection-summary{margin-block:4px;line-height:1.4}
.page-roll-calculator .kc__a .card:has(.k1-selection-summary) .ans__info{display:none}
#k1-sheet .k1-selection{gap:12px;margin-block:0}
#k1-sheet .k1-selection label{gap:4px}
#k1-sheet .k1-selection-summary{margin:0}
#k1-sheet .k1-selection .warn{margin:0}
@media(max-width:768px){.k1-selection__layers{grid-template-columns:minmax(0,1fr)}#k1-sheet:has(.k1-selection){width:100%;max-width:100%;margin:0;max-height:100dvh;height:100dvh;border-radius:0}.k1-selection .row{flex-wrap:wrap}.k1-selection .row .btn{min-height:48px}}

.page-roll-calculator .mrow{flex-wrap:wrap}
@media(max-width:768px){.page-roll-calculator .mrow{flex-wrap:nowrap}.page-roll-calculator .mrow button{display:block;flex:1;min-width:0}.page-roll-calculator .mrow .mrow__ref{flex:1.2}}

@media(max-width:768px){
 /* Keep the restored notice and both selected layers above the fixed price bar. */
 .page-roll-calculator .kc__a .card:has(.k1-selection-summary) .ans__n{font-size:36px}
 .page-roll-calculator .kc__a .card:has(.k1-selection-summary) .ans button{gap:0}
 .page-roll-calculator .kc__a .card:has(.k1-selection-summary) .ans__ex{margin-bottom:4px}
 .page-roll-calculator .kc__a .card:has(.k1-selection-summary) .mrow{margin-top:4px}
}
/* Foundation: compact choices and inline geometry editor share one answer. */
#foundation-panel[hidden],#roof-panel[hidden],.fc [hidden]{display:none!important}
.fc-switch{padding-top:8px;padding-bottom:8px;max-width:520px}
.fc-switch button:focus-visible{outline:2px solid var(--ink);outline-offset:3px}
.fc fieldset{border:0;padding:0;margin:0 0 8px;min-width:0}
.fc legend{line-height:1.2;font-weight:600;margin-bottom:4px;font-size:14px}
.fc .cc__presets button{min-height:44px;font-size:14px}
.fc__objects button{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;padding:4px;font-size:14px}
.fc__objects svg{width:42px;height:24px;flex-shrink:0}
.fc__sizes{display:grid;grid-template-columns:repeat(4,minmax(0,1fr))}
.fc .cc__fields{display:block;padding-top:4px}
.fc .cc__fields label{display:block}
.fc .cc__fields input[type=range]{padding:0;accent-color:var(--ink);border:0;min-height:44px;margin:0}
.fc__area{font-weight:600;font-variant-numeric:tabular-nums;margin:6px 0;font-size:14px}
.fc__answer{position:sticky;top:20px;min-width:0}
.fc__totals{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.fc__quantity{margin:0;font-size:13px;line-height:1.3}
.fc__quantity strong{display:block;font:700 24px/1.15 var(--head)}
.fc__price{border-top:1px solid var(--line);padding-top:6px;margin:6px 0 0;font-size:14px}
.fc__price strong{font:700 18px/1.25 var(--head)}
.fc .cc__how{margin-top:6px}
.fc .cc__how>summary{min-height:44px;font-size:14px}
.fc .cc__how p{font-size:14px;line-height:1.45;overflow-wrap:anywhere}
.fc__back{min-height:44px;border:1px solid var(--line);border-radius:var(--r);background:var(--paper2);padding:0 12px;font:600 14px var(--text);cursor:pointer}
.fc .cc__hint{margin:4px 0;font-size:13px;line-height:1.3}
.fc .cc__full{min-height:44px;margin-top:4px}
@media(max-width:768px){
 .fc{gap:6px}.fc__answer{position:static;padding:10px 12px}
 .fc-switch{padding-left:16px;padding-right:16px}.fc-switch button{min-height:44px}
 #foundation-panel{padding-top:4px;padding-bottom:8px}
 #foundation-panel h1{font-size:20px;line-height:1.2;margin-bottom:8px}
 .fc.cc--mini{margin-top:8px;margin-bottom:8px}
}

/* Exact dimensions supplement the touch sliders in the foundation editor. */
.fc .fc__dimension{display:flex;align-items:center;justify-content:space-between;gap:8px}
.fc .fc__dimension input[type=number]{width:112px;min-height:44px;height:44px;padding:6px 8px;font-size:16px}

.fc-switch [hidden]{display:none!important}
.fc-switch{max-width:620px}
.fc__method-surface{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.fc__method-surface .cc__presets{gap:3px}
.fc__method-surface .cc__presets button{padding:4px;font-size:13px}
.fc__method-surface legend{font-size:13px}

@media(max-width:768px){
 /* Leave room for the shared scenario switch and the restored roll selection. */
 .page-roll-calculator .kc__in{padding-top:4px;row-gap:6px}
 .page-roll-calculator .kc__q{gap:4px}
 .page-roll-calculator .kc__grp{gap:4px}
 .page-roll-calculator .kc h1{font-size:18px;line-height:1.2}
 .page-roll-calculator .opt--chip,.page-roll-calculator .kstep{height:44px}
 .page-roll-calculator .opt--wall{height:48px}
 .page-roll-calculator .opt--wall svg{display:none}
 .page-roll-calculator .kc__a .card{padding-top:8px}
}

/* Ссылки на расчёт и меню калькуляторов. */
.calculator-link{font:400 14px/1.5 var(--text);color:var(--ink2);margin:8px 0 16px}
.calculator-link a{color:inherit;text-underline-offset:3px}
.topbar__services>summary{list-style:none;display:flex;align-items:center;gap:8px;min-height:0;line-height:1.5;font-size:12px}
.topbar__services>summary::-webkit-details-marker{display:none}
.topbar__services>summary::after{content:"";flex:none;width:8px;height:8px;margin:0 4px 3px 0;font-size:0;line-height:0;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg) translate(-2px,-2px);transition:transform .15s}
.topbar__services[open]>summary::after{transform:rotate(-135deg) translate(-2px,-2px)}

.faq>summary::after{content:'+'}.faq[open]>summary::after{content:'−'}
.num:has(input)>span{padding-right:8px;font-size:13px;color:var(--mute)}
.lead__qty.num{width:100%;min-width:140px;height:44px}
.lead__qty.num input{width:60px;padding:0;font-size:16px}
.lead__qty.num button{width:32px;min-width:32px;padding:0;font-size:20px}
.product-variants .num{min-width:140px}
@media(max-width:768px){.hdr__cart{width:44px;justify-content:center}.hdr__cart-count{position:absolute;top:-4px;right:-4px}}

/* ═══ Статья (ARTICLE_LAYOUT.md, владелец 13.10): две колонки, калькулятор справа и закреплён от 1024 px,
   уже — сразу после «Коротко». Одна система ритма: margin-top у следующего элемента. ═══ */
.article{--col:620px;--g1:8px;--g2s:12px;--g2:16px;--g3:32px;--g4:56px;display:grid;grid-template-columns:minmax(0,var(--col));grid-template-areas:"toc" "lead" "side" "body";margin-top:8px;padding-bottom:var(--g4)}
.article--nocalc{grid-template-areas:"side" "lead" "body"}
.article>.article-toc{grid-area:toc;margin-bottom:var(--g3)}
.article__lead{grid-area:lead}.article__body{grid-area:body}
.article__lead,.article__body{min-width:0;container:prose/inline-size}
.article__aside{grid-area:side;min-width:0;container:kalk/inline-size}
.article--calc>.article__aside{margin:var(--g3) 0 0}
.article--calc>.article__aside+.article__body{margin-top:var(--g4)}
.article__lead+.article__body{margin-top:var(--g4)}
.article--nocalc>.article__aside{margin-bottom:var(--g3)}
.article__aside .quick{display:none}
@media (min-width:1024px){
 .article{--aside:360px;grid-template-columns:minmax(0,var(--col)) var(--aside);column-gap:48px;justify-content:space-between;grid-template-areas:"lead side" "toc side" "body side";grid-template-rows:auto auto 1fr}
 .article>.article-toc{margin:var(--g3) 0 0}
 .article--nocalc{grid-template-areas:"lead side" "body side";grid-template-rows:auto 1fr}
 .article>.article__aside{align-self:start;margin:0}
 .article--calc>.article__aside+.article__body{margin-top:var(--g4)}
 .article--nocalc>.article__aside{position:sticky;top:20px;max-height:calc(100dvh - 40px);overflow:auto;padding:4px;margin:-4px}
 .article__aside .quick{display:flex;flex-direction:column;gap:12px;border-left:0;padding:20px 0 0;margin-top:0;border-top:0}
 .article__aside .quick .btn{width:100%}
 .article__aside .quick .eyebrow-s{font:600 12px/16px var(--text);letter-spacing:.08em}
 .article__aside .quick__row{justify-content:flex-start;align-items:center;min-height:44px;padding:0;border-bottom:0;font:600 15px/22px var(--text);color:var(--ink);text-decoration:none}
}
@media (min-width:1024px){.article--calc>.article__aside{position:sticky;top:24px}.article--calc>.article__aside.is-tall{max-height:calc(100vh - 48px);overflow-y:auto;scrollbar-width:thin}}
@media (min-width:1280px){.article{--aside:400px}}
@media (max-width:768px){.article{--g1:6px;--g2s:10px;--g2:14px;--g3:28px;--g4:44px}}
@media print{.article{display:block}.article__aside{display:none}}

/* текст статьи */
.prose{font:400 17px/28px var(--text);color:var(--ink2);font-variant-numeric:proportional-nums}
:where(.prose) :where(p,ul,ol,li,figure,blockquote,h2,h3,table,section,figcaption){margin:0}
.prose>*+*,.prose section>*+*,.prose .faq__item>*+*{margin-top:var(--g2)}
.prose>:is(h2,.article-order,.article-faq){margin-top:var(--g4)}
.prose>p+:is(ul,ol),.prose section>p+:is(ul,ol){margin-top:var(--g2s)}
.prose>p.why,.prose .faq__item>p.why,.prose section>p.why{margin-top:var(--g1)}
.prose>:is(figure,blockquote,.tiles--article,.article-summary,.article-sign,.calculator-link),.prose>:is(figure,blockquote,.tiles--article,.article-summary,p.why)+*{margin-top:var(--g3)}
.prose>:is(figure,blockquote,.tiles--article,.article-summary,p.why)+:is(h2,.article-order,.article-faq){margin-top:var(--g4)}
.prose>:first-child{margin-top:0}
.article__lead>p:first-child{font-size:19px;line-height:30px;color:var(--ink)}
.prose h2{font:600 26px/32px var(--head);letter-spacing:-.015em;color:var(--ink);text-wrap:balance}
.prose h3{font:600 19px/26px var(--head);letter-spacing:-.01em;color:var(--ink);text-wrap:balance}
.prose :is(h2,h3)[id]{scroll-margin-top:24px}
.prose b,.prose strong{font-weight:600;color:var(--ink)}
.prose a:not([class]){color:inherit;text-decoration:underline 1px;text-underline-offset:.2em;text-decoration-color:color-mix(in srgb,currentColor 40%,transparent);overflow-wrap:break-word}
.prose a:not([class]):hover{text-decoration-color:currentColor}
.prose :is(p,li,figcaption,td,th){text-wrap:pretty}
.prose .nowrap{white-space:nowrap}
.prose img{max-width:100%;height:auto}
/* списки и шаги */
.prose :is(ul,ol){list-style:none;padding:0}
.prose li{position:relative;padding-left:24px}
.prose ul>li+li{margin-top:var(--g1)}
.prose ul>li::before{content:"";position:absolute;left:2px;top:11px;width:6px;height:6px;border-radius:50%;background:var(--ink2)}
.prose ol{counter-reset:step}.prose ol>li{counter-increment:step;padding-left:32px}.prose ol>li+li{margin-top:var(--g2s)}
.prose ol>li::before{content:counter(step);position:absolute;left:0;top:0;min-width:20px;font:600 17px/28px var(--head);color:var(--rust);font-variant-numeric:tabular-nums}
/* «Коротко» */
.article-summary{border:1px solid var(--line);border-radius:var(--r);padding:24px 28px}
.prose .article-summary h2{font-size:20px;line-height:26px}
.prose .article-summary h2+ul{margin-top:var(--g2s)}
.prose .article-summary li{padding-left:20px}.prose .article-summary li+li{margin-top:var(--g2s)}
.prose .article-summary li::before{content:"–";left:0;top:0;width:auto;height:auto;border-radius:0;background:none;color:var(--mute)}
/* «Почему так» */
.prose p.why{border-left:2px solid var(--line);padding-left:16px;font-size:15px;line-height:24px}
/* «Пример» */
.prose figure.example{background:var(--paper);border-radius:var(--r);padding:20px 24px;font-size:16px;line-height:26px}
.prose figure.example>*+*{margin-top:10px}.prose figure.example>.tbl{margin-top:16px}
.prose figure.example>.example__label+*{margin-top:8px}
.example__label{display:block;font:600 12px/16px var(--text);letter-spacing:.08em;text-transform:uppercase;color:var(--mute)}
/* цитата эксперта и текст для копирования */
.prose figure.quote{border-left:3px solid var(--rust);padding-left:20px}
.prose .quote :is(blockquote,p){font-size:18px;line-height:28px;color:var(--ink)}
.prose .quote>*+*,.prose .quote blockquote>*+*{margin-top:10px}
.prose .quote figcaption{margin-top:8px;font-size:14px;line-height:20px;color:var(--mute)}
.prose>blockquote,.prose :not(figure)>blockquote{border:1px dashed var(--line);border-radius:var(--r);padding:16px 20px;font-size:16px;line-height:26px;color:var(--ink)}
.prose>blockquote::before,.prose :not(figure)>blockquote::before{content:"Текст письма";display:block;margin-bottom:8px;font:600 12px/16px var(--text);letter-spacing:.08em;text-transform:uppercase;color:var(--mute)}
.prose>blockquote>*+*,.prose :not(figure)>blockquote>*+*{margin-top:10px}
/* таблицы: одна система */
.tbl__cap{font:600 14px/20px var(--text);color:var(--ink);margin-bottom:8px;text-wrap:balance}
.tbl .table-hint{display:none;margin:0 0 6px!important;font:400 13px/18px var(--text);color:var(--mute)}
.tbl.is-overflow .table-hint{display:block}
.tbl .table-scroll{background:var(--white);border:1px solid var(--line);border-radius:var(--r)}
.tbl .table-scroll table{width:100%;min-width:0;margin:0;border-collapse:collapse;font:400 15px/22px var(--text);color:var(--ink);font-variant-numeric:proportional-nums;background:none;border-radius:0}
.tbl :is(th,td){padding:10px 14px;text-align:left;vertical-align:top;border:0}
.tbl thead th{background:var(--paper2);font:600 13px/18px var(--text);color:var(--ink2);border-bottom:1px solid var(--line);vertical-align:bottom}
.tbl tbody tr+tr>*{border-top:1px solid var(--line2)}
.tbl tbody th{font-weight:500;color:var(--ink2)}
.tbl tr>:first-child:nth-last-child(2){width:40%}
.tbl .num-col{text-align:right}.tbl tbody .num-col{white-space:nowrap}
/* карточки товаров по ширине колонки */
.prose .tiles--article{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
@container prose (max-width:559px){.prose .tiles--article{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}}
@container prose (max-width:339px){.prose .tiles--article{grid-template-columns:minmax(0,1fr)}}
@container prose (min-width:560px){
 .prose .tiles--article:is(:has(>.tile:nth-child(2):last-child),:has(>.tile:nth-child(4):last-child)){grid-template-columns:repeat(2,minmax(0,1fr))}
 .prose .tiles--article>.tile:only-child{grid-column:1/-1}
 .prose .tiles--article>.tile:only-child .tile__link{display:grid;grid-template-columns:180px minmax(0,1fr);grid-template-rows:auto auto 1fr;column-gap:16px;align-content:start}
 .prose .tiles--article>.tile:only-child .tile__img{grid-row:1/span 4;height:140px}
 .prose .tiles--article>.tile:only-child .tile__cart{align-self:flex-start;margin-left:196px}
}
.prose .tiles--article .tile__name{hyphens:manual}
/* контекстная ссылка на калькулятор в статье без встройки */
.prose .calculator-link{font-weight:500;margin-bottom:0}
/* «Как заказать», «Вопросы», подпись */
.article-order{border-top:3px solid var(--ink);padding-top:20px}
.prose .article-order>h2{margin:0}
.article-order__cta{display:flex;flex-wrap:wrap;align-items:center;gap:12px 24px;margin-top:20px!important}
.prose .article-order__phone{font:600 15px/22px var(--text);color:var(--ink);text-decoration:none;white-space:nowrap}
.prose .article-faq>h2+.faq__item{margin-top:var(--g2)}
.prose .faq__item+.faq__item{margin-top:0}
.faq__item{border-top:1px solid var(--line);padding:20px 0}.faq__item:last-child{border-bottom:1px solid var(--line)}
.prose .faq__item>h3+*{margin-top:var(--g1)}.prose .faq__item>p+p{margin-top:var(--g2s)}
.prose .article-sign{font:400 14px/20px var(--text);color:var(--mute)}
/* оглавление */
.article-toc{border-block:1px solid var(--line);padding:6px 0}
.article-toc>summary{list-style:none;cursor:pointer;min-height:48px;display:flex;align-items:center;gap:8px;font:600 15px/1 var(--text);color:var(--ink)}
.article-toc>summary::-webkit-details-marker{display:none}
.article-toc>summary::after{content:"";margin-left:auto;width:8px;height:8px;border:solid var(--ink2);border-width:0 1.5px 1.5px 0;transform:translateY(-2px) rotate(45deg);transition:transform .2s}
.article-toc[open]>summary::after{transform:translateY(2px) rotate(-135deg)}
.article-toc__n{font-weight:400;color:var(--mute)}
.article-toc ol{list-style:none;padding:0;margin:0 0 10px;counter-reset:toc}
.article-toc li{counter-increment:toc;display:flex;gap:8px;padding:6px 0;font:400 15px/22px var(--text);break-inside:avoid}
.article-toc li::before{content:counter(toc);flex:none;width:20px;font:600 13px/22px var(--head);color:var(--rust);font-variant-numeric:tabular-nums}
.article-toc a{color:var(--ink);text-decoration:none;text-wrap:balance}.article-toc a:hover{text-decoration:underline;text-underline-offset:.2em}
@media (max-width:1023px){.article-toc li{padding:0}.article-toc a{display:block;flex:1;padding:11px 0}.article-toc li::before{padding-top:11px}}
.article__aside .article-toc a.is-active{text-decoration:underline 2px;text-underline-offset:.25em}.article__aside .article-toc li:has(>a.is-active)::before{color:var(--ink)}
@media (min-width:1024px){
 .article-toc{padding:10px 0}
 .article-toc>summary{min-height:28px;cursor:default;pointer-events:none;font:600 12px/16px var(--text);letter-spacing:.08em;text-transform:uppercase;color:var(--mute)}
 .article-toc>summary::after,.article-toc>summary .article-toc__n{display:none}
 .article-toc li{padding:3px 0}
 .article--calc .article-toc ol{columns:2;column-gap:32px}
}
/* телефон */
@media (max-width:768px){
 .prose{font-size:16px;line-height:26px}
 .article__lead>p:first-child{font-size:18px;line-height:28px}
 .prose h2{font-size:21px;line-height:27px}.prose h3{font-size:17px;line-height:23px}
 .prose :is(h2,h3)[id]{scroll-margin-top:0}
 .prose li{padding-left:22px}.prose ul>li::before{top:10px}
 .prose ol>li{padding-left:28px}.prose ol>li::before{font-size:16px;line-height:26px}
 .article-summary{padding:20px 16px}.prose .article-summary h2{font-size:19px;line-height:24px}
 .prose p.why{font-size:15px;line-height:24px;padding-left:12px}
 .prose figure.example{padding:16px;font-size:15px;line-height:24px}
 .prose .quote :is(blockquote,p){font-size:17px;line-height:26px}.prose .quote figcaption{font-size:13px;line-height:18px}
 .tbl .table-scroll table{font-size:14px;line-height:20px}.tbl :is(th,td){padding:8px 10px}
 .faq__item{padding:16px 0}
 .article-order__cta .btn{width:100%}.prose .article-order__phone{display:flex;align-items:center;min-height:44px}
 .tbl.is-overflow .table-scroll tr>:first-child{position:sticky;left:0;z-index:1;background:var(--white);box-shadow:inset -1px 0 0 var(--line)}.tbl.is-overflow .table-scroll thead tr>:first-child{background:var(--paper2)}
}