/* Бур-Тех. Тема «Разрез скважины»: страница идёт от поверхности к забою. */
:root{
  --l1:#2a2620; --l2:#242220; --l3:#1e1f21; --l4:#181a1d; --l5:#111316;
  --ink:#ece7db; --mut:#a8a295; --dim:#77726a;
  --line:rgba(236,231,219,.13); --line2:rgba(236,231,219,.3);
  --surik:#ea5a2e; --surik2:#ff7a4d; --blue:#4d8fd8; --ok:#8fcf9f;
  --disp:"Sofia Sans Extra Condensed","Arial Narrow",Impact,sans-serif;
  --text:"Geologica","Segoe UI",Roboto,Arial,sans-serif;
  --hh:64px; --rail:0px; --p:0;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--hh) + 16px);-webkit-text-size-adjust:100%}
body{margin:0;background:var(--l4);color:var(--ink);font:300 17px/1.6 var(--text);overflow-x:hidden;padding-left:var(--rail)}
img,svg{max-width:100%}
a{color:inherit;text-decoration:none}
h1,h2,h3,p,ul,ol,dl,dd,figure{margin:0}
ul,ol{padding:0;list-style:none}
button,input,select{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--surik2);outline-offset:3px}
::selection{background:var(--surik);color:#160d08}
.wrap{width:100%;max-width:1240px;margin-inline:auto;padding-inline:clamp(20px,4vw,48px)}
h1,h2{font-family:var(--disp);font-weight:700;line-height:.94;letter-spacing:-.005em;text-wrap:balance}
h1{font-size:clamp(3rem,7.4vw,6.4rem)}
h2{font-size:clamp(2.3rem,4.6vw,3.9rem)}
h3{font-weight:500;font-size:1.08rem;line-height:1.3}
.lead{color:var(--mut);font-size:1.08rem;max-width:58ch}
.gost{font-style:oblique 10deg;font-weight:400;font-size:.84rem;letter-spacing:.02em;color:var(--mut)}

/* кнопки */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.6em;min-height:48px;padding:.7em 1.35em;border:1px solid var(--line2);border-radius:2px;background:none;font-weight:500;font-size:.96rem;line-height:1.2;cursor:pointer;transition:background .18s,border-color .18s,color .18s}
.btn.solid{background:var(--surik);border-color:var(--surik);color:#170c06}
.btn.solid:hover{background:var(--surik2);border-color:var(--surik2)}
.btn.ghost:hover{border-color:var(--ink)}
.btn.sm{min-height:40px;padding:.45em 1em;font-size:.88rem}

/* плашка макета и шапка */
.concept-bar{background:var(--l5);color:var(--dim);font-size:.78rem;text-align:center;padding:7px 16px;line-height:1.35}
header.site{position:sticky;top:0;z-index:40;background:rgba(24,26,29,.9);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
header.site::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;background:var(--surik);transform:scaleX(var(--p));transform-origin:left}
header.site .wrap{display:flex;align-items:center;gap:22px;height:var(--hh);max-width:none}
.brand{display:flex;flex-direction:column;line-height:1;margin-right:auto}
.brand b{font-family:var(--disp);font-weight:800;font-size:1.75rem;letter-spacing:.03em}
.brand span{font-size:.68rem;color:var(--dim);margin-top:2px}
nav.main{display:flex;align-items:center;gap:4px}
nav.main a{display:block;padding:8px 11px;font-size:.92rem;font-weight:400;color:var(--mut);white-space:nowrap;transition:color .15s}
nav.main a:hover,nav.main a[aria-current]{color:var(--ink)}
nav.main a[aria-current]{box-shadow:inset 0 -2px var(--surik)}
.has-sub{position:relative}
.has-sub .sub{position:absolute;top:100%;left:0;min-width:270px;padding:8px;background:var(--l5);border:1px solid var(--line);display:none}
.has-sub:hover .sub,.has-sub:focus-within .sub{display:block}
.has-sub .sub a{padding:8px 10px;white-space:normal}
.has-sub .sub a:hover{background:var(--l3)}
header.site .tel{font-weight:500;font-size:.95rem;white-space:nowrap}
.burger{display:none;width:44px;height:44px;border:1px solid var(--line2);border-radius:2px;background:none;padding:0;cursor:pointer;position:relative}
.burger i{position:absolute;left:11px;right:11px;height:1.5px;background:var(--ink);transition:transform .2s,opacity .2s}
.burger i:nth-child(1){top:15px}.burger i:nth-child(2){top:21px}.burger i:nth-child(3){top:27px}
.burger[aria-expanded="true"] i:nth-child(1){transform:translateY(6px) rotate(45deg)}
.burger[aria-expanded="true"] i:nth-child(2){opacity:0}
.burger[aria-expanded="true"] i:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* глубиномер слева: две линии, как красная и синяя разметка керна */
.depth{display:none}
@media (min-width:1180px){
  :root{--rail:60px}
  header.site::after{display:none}
  .depth{display:block;position:fixed;left:0;top:0;bottom:0;width:var(--rail);z-index:50;background:var(--l5);border-right:1px solid var(--line)}
  .depth-track{position:absolute;left:50%;top:88px;bottom:86px;width:9px;margin-left:-4.5px;background:repeating-linear-gradient(to bottom,var(--line2) 0 1px,transparent 1px 16px)}
  .depth-track::before,.depth-track::after{content:"";position:absolute;top:0;bottom:0;width:2px;transform:scaleY(var(--p));transform-origin:top}
  .depth-track::before{left:1px;background:var(--surik)}
  .depth-track::after{right:1px;background:var(--blue)}
  .depth-bit{position:absolute;left:50%;top:calc(var(--p) * 100%);width:17px;height:12px;margin-left:-8.5px;background:var(--ink);clip-path:polygon(0 0,100% 0,78% 100%,22% 100%)}
  .depth-cap{position:absolute;left:0;right:0;top:54px;text-align:center;font-size:.62rem;color:var(--dim);font-style:oblique 10deg}
  .depth-val{position:absolute;left:0;right:0;bottom:22px;text-align:center;font-size:.66rem;line-height:1.25;color:var(--mut)}
  .depth-val b{display:block;font-family:var(--disp);font-weight:700;font-size:1.3rem;color:var(--ink);letter-spacing:.01em}
}

/* слои и их контакты */
.lay-1{background:var(--l1)}.lay-2{background:var(--l2)}.lay-3{background:var(--l3)}.lay-4{background:var(--l4)}.lay-5{background:var(--l5)}
.edge{height:30px;border-top:1px solid var(--line2);opacity:.9;-webkit-mask-image:linear-gradient(#000,transparent);mask-image:linear-gradient(#000,transparent)}
.edge.sand{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='26' height='14'%3E%3Cg fill='%23ece7db' fill-opacity='.34'%3E%3Ccircle cx='4' cy='4' r='1'/%3E%3Ccircle cx='17' cy='10' r='1'/%3E%3C/g%3E%3C/svg%3E")}
.edge.clay{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='34' height='12'%3E%3Cpath d='M2 3h14M19 9h13' stroke='%23ece7db' stroke-opacity='.3'/%3E%3C/svg%3E")}
.edge.lime{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='44' height='20'%3E%3Cpath d='M0 .5h44M0 10.5h44M11 0v10M33 10v10' stroke='%23ece7db' stroke-opacity='.24' fill='none'/%3E%3C/svg%3E")}
.edge.shale{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='60' height='8'%3E%3Cpath d='M0 2h40M24 6h36' stroke='%23ece7db' stroke-opacity='.26'/%3E%3C/svg%3E")}
main>section{padding-block:clamp(64px,9vw,120px) clamp(56px,8vw,104px)}
main>section.edge-top{padding-top:0}
main>section.edge-top>.edge{margin-bottom:clamp(48px,7vw,92px)}
.sec-head{display:grid;grid-template-columns:1fr auto;align-items:end;gap:20px 40px;margin-bottom:clamp(28px,4vw,48px)}
.sec-head .lead{margin-top:14px}

/* первый экран */
.hero{padding-block:clamp(40px,6vw,84px) 0!important}
.hero-top{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(280px,1fr);gap:28px 64px;align-items:end}
.hero-top .lead{color:var(--ink);opacity:.86}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}

/* чертёж компоновки */
.asm{margin-top:clamp(28px,4vw,52px);border-top:1px solid var(--line)}
.asm-cap{display:flex;justify-content:space-between;gap:16px;padding:10px 0 2px}
.asm-scroll{overflow-x:auto;overscroll-behavior-x:contain;scrollbar-width:thin;scrollbar-color:var(--dim) transparent}
.dw{display:block;width:100%;min-width:940px;height:auto;--dwbg:var(--l1);color:var(--ink);overflow:visible}
.dw text{font-family:var(--text);font-style:oblique 10deg;font-size:15px;fill:var(--mut)}
.p-o{fill:var(--dwbg,#2a2620);stroke:currentColor;stroke-width:1.6;stroke-linejoin:round}
.p-t{fill:none;stroke:currentColor;stroke-width:.9;opacity:.75}
.p-hd{fill:none;stroke:currentColor;stroke-width:.9;stroke-dasharray:7 4;opacity:.5}
.p-h{fill:url(#ht);stroke:none}
.p-core{fill:url(#pc);stroke:none}
.dw .axis{fill:none;stroke:var(--mut);stroke-width:.8;stroke-dasharray:22 5 3 5;opacity:.7}
.dw .rock{fill:url(#rk)}
.dw .bore{fill:none;stroke:var(--mut);stroke-width:1.2}
.dw .dimln{fill:none;stroke:var(--mut);stroke-width:.8}
.dw .flow{fill:none;stroke:var(--blue);stroke-width:1.4;stroke-dasharray:9 9;opacity:.75;animation:flow 1.6s linear infinite}
.dw .part{color:var(--ink);cursor:pointer;transition:color .2s}
.dw .part .hit{fill:transparent;stroke:none}
.dw .lead-ln{fill:none;stroke:currentColor;stroke-width:.9}
.dw .lead-dot{fill:currentColor}
.dw .bal{fill:var(--dwbg);stroke:currentColor;stroke-width:1.2}
.dw .bal-t{font-style:normal;font-weight:500;font-size:16px;fill:currentColor;text-anchor:middle}
.dw.has-on .part{color:var(--dim)}
.dw .part.on{color:var(--surik2)}
.dw .part[data-part="reag"].on .flow{stroke:var(--surik2);opacity:1}
@keyframes flow{to{stroke-dashoffset:18}}
@keyframes wipe{from{clip-path:inset(-20% 100% -20% 0)}to{clip-path:inset(-20% -2% -20% 0)}}
@keyframes rise{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
html.js .dw.intro .ink{clip-path:inset(-20% 100% -20% 0)}
html.js .dw.intro .lbl{opacity:0}
html.js.ready .dw.intro .ink{animation:wipe 1.9s cubic-bezier(.65,0,.2,1) .15s forwards}
html.js.ready .dw.intro .lbl{animation:rise .5s ease-out forwards;animation-delay:calc(1.5s + var(--i,0) * .11s)}
.sheet{margin:0 0 36px;padding:26px 22px 14px;border:1px solid var(--line);background:var(--l5)}
.sheet .dw{min-width:0;--dwbg:var(--l5)}
.sheet figcaption{margin-top:12px;text-align:right}

/* спецификация: продукция строками, как в таблице к чертежу */
.spec{border-top:1px solid var(--line2)}
.spec-head,.spec-row{display:grid;grid-template-columns:64px minmax(0,1.1fr) minmax(0,1.4fr) 132px;gap:8px 24px;align-items:center;padding-inline:8px}
.spec-head{padding-block:10px;border-bottom:1px solid var(--line)}
.spec-row{grid-template-areas:"pos name desc tag";padding-block:20px;border-bottom:1px solid var(--line);transition:background .18s,color .18s}
.spec-row .pos{grid-area:pos;font-family:var(--disp);font-weight:600;font-size:2rem;line-height:1;color:var(--dim);transition:color .18s}
.spec-row h3{grid-area:name;font-family:var(--disp);font-weight:700;font-size:clamp(1.6rem,2.5vw,2.15rem);line-height:1}
.spec-row p{grid-area:desc;color:var(--mut);font-size:.97rem}
.spec-row .tag{grid-area:tag;justify-self:end;font-size:.78rem;font-style:oblique 10deg;color:var(--surik2);border:1px solid currentColor;padding:2px 9px;white-space:nowrap}
.spec-row:hover,.spec-row.on,.spec-row:focus-visible{background:rgba(236,231,219,.045)}
.spec-row:hover .pos,.spec-row.on .pos{color:var(--surik2)}
.asm-wrap+.stats{margin-top:clamp(40px,6vw,72px)}

/* основная надпись чертежа с цифрами */
.stats{border-top:1px solid var(--line2);border-bottom:1px solid var(--line2)}
.stats .wrap{display:grid;grid-template-columns:repeat(4,1fr);padding-inline:0;max-width:none}
.stat{padding:22px clamp(16px,2.4vw,34px) 24px;border-left:1px solid var(--line);display:flex;flex-direction:column;gap:6px}
.stat:first-child{border-left:0}
.stat b{font-family:var(--disp);font-weight:700;font-size:clamp(2.6rem,5vw,4.2rem);line-height:.9}
.stat span{color:var(--mut);font-size:.9rem;max-width:22ch}

/* услуги */
.services-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));column-gap:clamp(28px,5vw,72px);border-top:1px solid var(--line2)}
.srv{display:block;padding:22px 0 24px;border-bottom:1px solid var(--line);position:relative}
.srv h3{font-family:var(--disp);font-weight:700;font-size:clamp(1.7rem,2.6vw,2.2rem);line-height:1;transition:color .18s}
.srv p{color:var(--mut);font-size:.96rem;margin-top:8px;max-width:46ch}
.srv::after{content:"";position:absolute;left:0;bottom:-1px;height:1px;width:100%;background:var(--surik);transform:scaleX(0);transform-origin:left;transition:transform .35s cubic-bezier(.2,.7,.2,1)}
.srv:hover h3{color:var(--surik2)}
.srv:hover::after,.srv:focus-visible::after{transform:scaleX(1)}

/* калькуляторы */
.tools-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,460px);gap:40px 72px;align-items:center}
.tools-grid .lead{margin:16px 0 26px}
.calc{background:var(--l5);border:1px solid var(--line);padding:clamp(20px,3vw,32px)}
.calc h3{font-family:var(--disp);font-weight:700;font-size:1.9rem;line-height:1}
.calc .hint{color:var(--mut);font-size:.9rem;margin:6px 0 20px}
.calc label,.calc .cap{display:block;font-size:.78rem;color:var(--mut);margin-bottom:6px;text-transform:lowercase}
.calc label::first-letter,.calc .cap::first-letter{text-transform:uppercase}
input[type=text],input[type=tel],input[type=number],input[type=search],select{width:100%;min-height:48px;padding:10px 14px;background:var(--l3);border:1px solid var(--line2);border-radius:2px;color:var(--ink);font-weight:400}
input::placeholder{color:var(--dim)}
input:focus,select:focus{outline:none;border-color:var(--surik2)}
select option{background:var(--l3);color:var(--ink)}
.calc .big{font-family:var(--disp);font-weight:700;font-size:clamp(3rem,6vw,4.4rem);line-height:1;font-variant-numeric:tabular-nums;margin-bottom:8px}
.calc .big small{font-size:.4em;font-weight:500;color:var(--mut);margin-left:.25em}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.chips button,.tabs button{min-height:40px;padding:6px 14px;background:none;border:1px solid var(--line2);border-radius:2px;cursor:pointer;font-size:.9rem;transition:background .15s,color .15s,border-color .15s}
.chips button:hover,.tabs button:hover{border-color:var(--ink)}
.chips button.on,.tabs button.on{background:var(--ink);border-color:var(--ink);color:var(--l5)}
.tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}
.calc-page{padding-block:clamp(40px,6vw,72px) clamp(64px,8vw,104px)}
.calc-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.calc.wide{grid-column:1/-1}
.f2{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:14px}
.f1{margin-bottom:6px}
.res{margin-top:18px;border-top:1px solid var(--line)}
.res li{display:flex;justify-content:space-between;gap:16px;padding:10px 0;border-bottom:1px solid var(--line);color:var(--mut)}
.res li b{font-weight:500;color:var(--ink);font-variant-numeric:tabular-nums}
.res li.src b{color:var(--surik2)}
.pick-out{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;border-top:1px solid var(--line);padding-top:18px}
.pick-out b{font-family:var(--disp);font-weight:700;font-size:1.9rem;line-height:1.05;display:block}
.note-s{color:var(--dim);font-size:.84rem;margin-top:12px}

/* база знаний и списки статей */
.kb-list,.art-grid{border-top:1px solid var(--line2)}
.kb-list a,.art{display:grid;grid-template-columns:64px minmax(0,1fr) minmax(0,.8fr);gap:6px 24px;align-items:baseline;padding:20px 8px;border-bottom:1px solid var(--line);transition:background .18s}
.kb-list a:hover,.art:hover{background:rgba(236,231,219,.045)}
.kb-list i,.art i{font-family:var(--disp);font-style:normal;font-weight:600;font-size:2rem;line-height:1;color:var(--dim);transition:color .18s}
.kb-list a:hover i,.art:hover i{color:var(--surik2)}
.kb-list b,.art h3{font-weight:500;font-size:1.12rem;line-height:1.3}
.kb-list span,.art p{color:var(--mut);font-size:.94rem}
.art{grid-template-areas:"n t d" "n t m"}
.art i{grid-area:n}.art h3{grid-area:t}.art p{grid-area:d}
.art small{grid-area:m;color:var(--dim);font-size:.8rem;font-style:oblique 10deg}

/* призыв и контакты */
.cta-band{padding-block:clamp(56px,8vw,104px)}
.cta-band .wrap{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:28px 48px;align-items:end}
.cta-band h2{font-size:clamp(2.8rem,7vw,6rem)}
.cta-band p{color:var(--mut);margin-top:16px;max-width:52ch}
.contacts .wrap,.contact-page{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:40px 72px;align-items:start}
.contacts .lead{margin-top:16px}
.contact-page{padding-block:clamp(40px,6vw,72px) clamp(64px,8vw,104px)}
dl{border-top:1px solid var(--line2)}
dl>div{display:grid;grid-template-columns:110px 1fr;gap:16px;padding:16px 0;border-bottom:1px solid var(--line);align-items:baseline}
dt{color:var(--mut);font-size:.88rem}
dd{font-size:1.2rem;font-weight:400;overflow-wrap:anywhere}
dd a:hover{color:var(--surik2)}

/* подвал */
footer.site{background:var(--l5);border-top:1px solid var(--line2);padding-block:36px 44px}
.foot-mark{font-family:var(--disp);font-weight:800;font-size:clamp(4.6rem,15vw,12rem);line-height:.8;color:transparent;-webkit-text-stroke:1px var(--dim);letter-spacing:.01em;margin-bottom:8px}
footer.site nav{display:flex;flex-wrap:wrap;gap:6px 26px;margin:28px 0 22px;padding-top:22px;border-top:1px solid var(--line)}
footer.site nav a{color:var(--mut);font-size:.94rem;padding:6px 0}
footer.site nav a:hover{color:var(--ink)}
.foot-note{color:var(--dim);font-size:.8rem}

/* внутренние страницы */
.page-hero{background:var(--l2);padding-block:clamp(28px,4vw,48px) clamp(34px,5vw,60px);border-bottom:1px solid var(--line2)}
.page-hero h1{font-size:clamp(2.6rem,6vw,5rem);max-width:20ch}
.page-hero .lead{margin-top:18px}
.crumbs{display:flex;flex-wrap:wrap;gap:4px 10px;font-size:.84rem;font-style:oblique 10deg;color:var(--dim);margin-bottom:22px}
.crumbs a{color:var(--mut)}.crumbs a:hover{color:var(--ink)}
.crumbs i{font-style:normal;color:var(--dim)}
.page-body,.listing{padding-block:clamp(36px,5vw,64px) clamp(64px,8vw,104px)}
.page-body>.lead{margin-bottom:28px}
.subnav{display:flex;flex-wrap:wrap;gap:4px 26px;border-bottom:1px solid var(--line);margin-bottom:32px}
.subnav a{padding:10px 0;color:var(--mut);margin-bottom:-1px;border-bottom:2px solid transparent}
.subnav a:hover{color:var(--ink)}
.subnav a[aria-current]{color:var(--ink);border-color:var(--surik)}
.detail{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:48px 72px;padding-block:clamp(36px,5vw,64px) clamp(64px,8vw,104px);align-items:start}
.detail h2{font-size:clamp(1.9rem,3vw,2.6rem);margin:1.5em 0 .5em}
.detail h2.first{margin-top:0}
.detail h3.tb{font-family:var(--disp);font-weight:700;font-size:1.5rem;margin:1.4em 0 .6em}
.detail p{max-width:68ch}
.detail p+p{margin-top:.9em}
.facts li{position:relative;padding:11px 0 11px 30px;border-bottom:1px solid var(--line);max-width:72ch}
.facts li::before{content:"";position:absolute;left:0;top:1.45em;width:16px;height:1px;background:var(--surik)}
.facts b,.steps-n b{font-weight:500}
.steps-n{counter-reset:s}
.steps-n li{counter-increment:s;position:relative;padding:13px 0 13px 56px;border-bottom:1px solid var(--line);max-width:72ch}
.steps-n li::before{content:counter(s);position:absolute;left:0;top:8px;font-family:var(--disp);font-weight:700;font-size:1.9rem;line-height:1.1;color:var(--dim)}
.models{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:0;border-top:1px solid var(--line2);border-left:1px solid var(--line)}
.model{padding:18px 20px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.model b{display:block;font-family:var(--disp);font-weight:700;font-size:1.9rem;line-height:1}
.model span{display:block;color:var(--mut);font-size:.93rem;margin-top:6px}
.sizes{color:var(--mut)}
.kb-inline{margin-top:28px;padding:18px 20px;border:1px solid var(--line);background:var(--l5)}
.kb-inline a{text-decoration:underline;text-decoration-color:var(--surik);text-underline-offset:4px}
.tbl-wrap{overflow-x:auto;border:1px solid var(--line);background:var(--l5);scrollbar-width:thin;scrollbar-color:var(--dim) transparent;margin-top:14px}
.tbl{border-collapse:collapse;width:100%;font-size:.9rem;font-variant-numeric:tabular-nums}
.tbl th,.tbl td{padding:11px 14px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
.tbl thead th{font-weight:500;color:var(--mut);font-size:.82rem;white-space:nowrap;border-bottom:1px solid var(--line2)}
.tbl tbody th{font-weight:400;min-width:200px;max-width:320px;position:sticky;left:0;background:var(--l5);box-shadow:1px 0 var(--line)}
.tbl tbody td{white-space:nowrap}
.article .tbl tbody td,.tbl.stock tbody td{white-space:normal}
.tbl tbody tr:last-child>*{border-bottom:0}
.tbl tbody tr:hover>*{background:var(--l3)}
.tbl .st-ok{color:var(--ok)}
.tbl-hint{display:none;color:var(--dim);font-size:.8rem;margin-top:8px}
.tbl-wrap.scrolls+.tbl-hint{display:block}
.tbl-note{color:var(--dim);font-size:.84rem;margin-top:10px}
.stock-filter{max-width:420px;margin-bottom:18px}
.todo{margin-top:32px;padding:16px 20px;border:1px dashed var(--line2);color:var(--mut);font-size:.92rem;max-width:72ch}
.todo strong{display:block;font-weight:500;color:var(--ink);margin-bottom:4px}
.callout{margin-top:32px;padding:4px 0 4px 22px;border-left:2px solid var(--surik);max-width:72ch}
.callout strong{display:block;font-family:var(--disp);font-weight:700;font-size:1.5rem;margin-bottom:4px}
.meta{display:flex;flex-wrap:wrap;gap:6px 22px;font-size:.84rem;font-style:oblique 10deg;color:var(--dim);margin-bottom:28px}
.meta b{font-weight:500;color:var(--surik2)}
.src{margin-top:40px;padding-top:20px;border-top:1px solid var(--line)}
.src h3{margin-bottom:10px}
.src li{font-size:.9rem;color:var(--mut);padding:5px 0;overflow-wrap:anywhere}
.src a{text-decoration:underline;text-decoration-color:var(--line2);text-underline-offset:3px}
.src a:hover{color:var(--ink)}
.disc{color:var(--dim);font-size:.82rem;margin-top:22px}
.pager{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:48px;border-top:1px solid var(--line2);padding-top:18px}
.pager a{display:block;font-weight:500;line-height:1.3}
.pager a.next{text-align:right;grid-column:2}
.pager small{display:block;font-weight:300;font-size:.8rem;color:var(--dim);margin-bottom:4px}
.pager a:hover{color:var(--surik2)}
.side{position:sticky;top:calc(var(--hh) + 28px);border-left:1px solid var(--line);padding-left:28px;display:flex;flex-direction:column;gap:12px}
.side h3{font-family:var(--disp);font-weight:700;font-size:1.6rem;line-height:1}
.side h3:not(:first-child){margin-top:18px}
.side p{color:var(--mut);font-size:.93rem}
.side .phone{font-family:var(--disp);font-weight:700;font-size:2rem;line-height:1.1}
.side .phone:hover{color:var(--surik2)}
.toc li a{display:block;padding:6px 0;color:var(--mut);font-size:.93rem;line-height:1.35}
.toc li a:hover{color:var(--ink)}
.rev-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:20px}
.rev{border:1px solid var(--line);background:var(--l5);padding:24px;display:flex;flex-direction:column;gap:8px;min-height:230px}
.rev svg{width:44px;height:44px;fill:none;stroke:var(--dim);stroke-width:1.2;margin-bottom:auto}
.rev b{font-weight:500}.rev span{color:var(--mut);font-size:.9rem}
#drawing-form{display:grid;gap:16px}
.drop{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;min-height:230px;padding:28px;text-align:center;border:1px dashed var(--line2);background:var(--l5);cursor:pointer;transition:border-color .18s,background .18s}
.drop:hover,.drop.over,.drop:focus-within{border-color:var(--surik2);background:var(--l3)}
.drop input{position:absolute;inset:0;opacity:0;cursor:pointer}
.drop strong{font-family:var(--disp);font-weight:700;font-size:2.1rem;line-height:1;overflow-wrap:anywhere}
.drop span{color:var(--mut);font-size:.92rem}
.fields{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-status{color:var(--mut);font-size:.9rem;min-height:1.4em}
dialog{width:min(440px,calc(100vw - 32px));padding:28px;background:var(--l3);color:var(--ink);border:1px solid var(--line2);border-radius:2px}
dialog::backdrop{background:rgba(8,9,11,.72)}
dialog h3{font-family:var(--disp);font-weight:700;font-size:2.2rem;line-height:1;margin-bottom:18px}
dialog form{display:grid;gap:12px}
dialog .row{display:flex;flex-wrap:wrap;gap:10px}

/* адаптив */
@media (max-width:1060px){
  .burger{display:block}
  header.site .tel{display:none}
  nav.main{position:absolute;left:0;right:0;top:100%;display:none;flex-direction:column;align-items:stretch;gap:0;max-height:calc(100vh - var(--hh));overflow-y:auto;padding:8px clamp(20px,4vw,48px) 20px;background:var(--l5);border-bottom:1px solid var(--line2)}
  nav.main.open{display:flex}
  nav.main a{padding:12px 0;font-size:1.02rem;color:var(--ink);white-space:normal}
  .has-sub .sub{position:static;display:block;border:0;padding:0 0 6px 16px;background:none;min-width:0}
  .has-sub .sub a{padding:8px 0;font-size:.94rem;color:var(--mut)}
}
@media (min-width:1000px) and (min-height:720px){
  .asm-wrap>.asm{position:sticky;top:var(--hh);z-index:5;background:var(--l1);margin-top:clamp(28px,4vw,52px)}
}
@media (max-width:900px){
  .hero-top,.tools-grid,.cta-band .wrap,.contacts .wrap,.contact-page,.detail,.sec-head{grid-template-columns:minmax(0,1fr)}
  .side{position:static;border-left:0;border-top:1px solid var(--line2);padding:28px 0 0}
  .stats .wrap{grid-template-columns:1fr 1fr}
  .stat:nth-child(3){border-left:0}
  .stat:nth-child(n+3){border-top:1px solid var(--line)}
  .services-list,.calc-grid{grid-template-columns:minmax(0,1fr)}
  .spec-head{display:none}
  .spec-row{grid-template-columns:44px minmax(0,1fr) auto;grid-template-areas:"pos name tag" "pos desc desc";padding-block:16px}
  .kb-list a{grid-template-columns:44px minmax(0,1fr);}
  .kb-list span{grid-column:2}
  .art{grid-template-columns:44px minmax(0,1fr);grid-template-areas:"n t" "n d" "n m"}
  .tbl tbody th{min-width:150px;max-width:190px}
  .asm-cap .gost:last-child{display:none}
}
@media (max-width:560px){
  body{font-size:16px}
  .brand span{display:none}
  header.site .btn.sm{display:none}
  .f2,.fields,.pick-out{grid-template-columns:minmax(0,1fr)}
  .pager{grid-template-columns:minmax(0,1fr)}
  .pager a.next{grid-column:1;text-align:left}
  dl>div{grid-template-columns:minmax(0,1fr);gap:2px}
  .cta-row .btn{flex:1 1 100%}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  html.js .dw.intro .ink{clip-path:none}
  html.js .dw.intro .lbl{opacity:1}
}

/* поправки */
.calc label,.calc .cap{text-transform:none}
.on-l4>.asm{background:var(--l4);margin-top:0;border-top:0}
.on-l4 .dw{--dwbg:var(--l4)}
.hero{padding-bottom:clamp(56px,8vw,96px)!important}
.hero .stats{margin-bottom:0!important}
.facts li>b:first-child:not(:only-child){display:block}
.facts li>span{display:block;color:var(--mut);font-size:.96rem;margin-top:2px}
.sizes{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.sizes b{border:1px solid var(--line2);padding:6px 12px;font-weight:400;font-size:.92rem;color:var(--ink);font-variant-numeric:tabular-nums}
.kb-inline a{display:inline-block}
.p-o{stroke-width:1.9}
.p-t{stroke-width:1.05}
.cap-m{display:none}
@media (max-width:1040px){.cap-d{display:none}.cap-m{display:inline}}