:root{--orange:#f59b23;--orange2:#ffb545;--graphite:#171a1f;--ink:#16191e;--muted:#6f757c;--line:#dadde1;--paper:#f5f4f0;--white:#fff}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:var(--paper);line-height:1.5}a{text-decoration:none;color:inherit}.container{width:min(1180px,calc(100% - 44px));margin:auto}
.header{position:sticky;top:0;z-index:40;background:#fff;border-bottom:1px solid var(--line)}.header__inner{height:80px;display:flex;align-items:center;gap:30px}.brand{display:flex;align-items:center;gap:13px;margin-right:auto}.brand__symbol{width:48px;height:48px;background:var(--orange);display:flex;flex-direction:column;align-items:center;justify-content:center;font-size:18px;font-weight:900;line-height:.8;color:#111}.brand__symbol i{font-style:normal;font-size:11px;margin-top:5px}.brand__name{display:flex;flex-direction:column;line-height:1.05}.brand__name b{font-size:20px}.brand__name small{font-size:11px;color:var(--muted);margin-top:4px}.nav{display:flex;gap:24px;font-size:14px}.nav a:hover{color:#c76c00}.header__phone{font-weight:800;white-space:nowrap}
.hero{position:relative;overflow:hidden;background:var(--graphite);color:#fff}.hero__grid-bg{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);background-size:40px 40px}.hero:after{content:"";position:absolute;width:520px;height:520px;border:120px solid rgba(245,155,35,.08);border-radius:50%;right:-120px;top:-170px}.hero__content{position:relative;z-index:2;min-height:650px;display:grid;grid-template-columns:1fr .85fr;gap:80px;align-items:center;padding:72px 0}.label{font-size:12px;letter-spacing:.18em;color:var(--orange2);font-weight:800}h1{font-size:clamp(70px,8vw,118px);line-height:.82;letter-spacing:-.055em;margin:22px 0 30px}h1 span{font-size:.55em;letter-spacing:-.02em;color:var(--orange2)}.hero__left>p{font-size:20px;max-width:650px;color:#cdd0d4}.hero__actions{display:flex;gap:12px;margin-top:30px;flex-wrap:wrap}.button{padding:15px 22px;font-weight:800;border:1px solid transparent}.button--orange{background:var(--orange);color:#111}.button--dark{border-color:#555c65;background:#232830;color:#fff}.hero__meta{display:grid;grid-template-columns:repeat(3,1fr);margin-top:50px;border-top:1px solid #3a4048;border-bottom:1px solid #3a4048}.hero__meta div{padding:18px 16px}.hero__meta div+div{border-left:1px solid #3a4048}.hero__meta strong{display:block;color:var(--orange2);font-size:20px}.hero__meta span{font-size:12px;color:#9fa6ae}
.hero__scheme{background:#20242a;border:1px solid #3b424a;min-height:420px;padding:28px;position:relative}.scheme__title{font-size:13px;color:#8e959e;text-transform:uppercase;letter-spacing:.12em}.scheme{height:300px;position:relative;display:grid;place-items:center}.wire{position:absolute;left:50%;width:2px;background:var(--orange)}.wire--top{top:25px;height:85px}.wire--bottom{bottom:25px;height:85px}.node{position:absolute;left:50%;transform:translateX(-50%);padding:6px 12px;border:1px solid #59616a;background:#1a1e23;font-size:12px}.node--a{top:0}.node--b{bottom:0}.transformer{width:120px;height:90px;border:2px solid var(--orange);display:flex;gap:14px;align-items:center;justify-content:center}.coil{width:34px;height:52px;border:3px solid var(--orange);border-radius:50%}.scheme__caption{color:#c4c9ce;font-size:14px;border-top:1px solid #3b424a;padding-top:18px}
.ticker{background:var(--orange);color:#111}.ticker__inner{min-height:66px;display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:12px;font-weight:900;letter-spacing:.08em}
.section{padding:92px 0}.section--light{background:var(--paper)}.section--white{background:#fff}.section-title{display:flex;gap:20px;align-items:flex-start;margin-bottom:38px}.section-title__num{font-size:13px;font-weight:900;color:var(--orange);padding-top:6px}.section-title span,.request__copy>span{font-size:12px;letter-spacing:.15em;font-weight:900;color:#c56c00}.section-title h2,.request h2{font-size:clamp(38px,4vw,54px);line-height:1.02;letter-spacing:-.035em;margin:7px 0 0}
.catalog{display:grid;grid-template-columns:1.25fr 1fr 1fr;gap:18px}.catalog-card{background:#fff;border:1px solid var(--line);display:flex;flex-direction:column;min-height:430px}.catalog-card--large{background:#1f2329;color:#fff}.catalog-card__art{height:180px;display:grid;place-items:center;overflow:hidden}.art--ktp{background:linear-gradient(135deg,#3b4149,#171a1f)}.art--block{background:#e7e4de}.art--panel{background:#edece8}.cabinet{width:220px;height:120px;border:5px solid #aeb5bc;background:#d8dde0;display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:10px;position:relative;box-shadow:0 15px 35px rgba(0,0,0,.25)}.cabinet__door{border:2px solid #747c83;background:linear-gradient(#e8ebed,#cbd1d5)}.cabinet__sign{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);background:#ffd24b;border:2px solid #333;width:34px;height:34px;display:grid;place-items:center}.block-icon{font-size:38px;font-weight:900;color:#555b62;border:4px solid #777;padding:28px 34px}.panel-lines{width:150px;height:110px;border:3px solid #777;background:repeating-linear-gradient(to bottom,#777 0 5px,transparent 5px 17px)}.catalog-card__body{padding:24px;display:flex;flex-direction:column;flex:1}.tag{font-size:10px;letter-spacing:.12em;color:#c56c00;font-weight:900}.catalog-card--large .tag{color:var(--orange2)}.catalog-card h3{font-size:25px;line-height:1.1;margin:12px 0}.catalog-card p{color:var(--muted);font-size:14px}.catalog-card--large p{color:#c7ccd1}.catalog-card a{margin-top:auto;font-weight:900;color:#bc6500}.catalog-card--large a{color:var(--orange2)}
.section--graphite{background:var(--graphite);color:#fff}.features{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px}.section-title--dark h2{color:#fff}.features__copy>p{color:#aeb4ba;font-size:17px;max-width:480px}.feature-grid{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid #444b53;border-left:1px solid #444b53}.feature{padding:26px;border-right:1px solid #444b53;border-bottom:1px solid #444b53;min-height:125px}.feature small{display:block;color:#959ca4;margin-bottom:15px}.feature strong{font-size:24px;color:var(--orange2)}
.work-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid #cfd2d5}.work-item{padding:28px 28px 10px 0;border-right:1px solid #d7dade}.work-item+.work-item{padding-left:28px}.work-item b{color:#c56c00}.work-item h3{font-size:21px;margin:34px 0 10px}.work-item p{font-size:14px;color:var(--muted)}
.request{background:#ece8df}.request__grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:70px}.request__copy p{color:#64696e;font-size:17px}.contact-pills{display:flex;flex-direction:column;gap:8px;margin-top:25px;font-size:18px;font-weight:900}.request-form{background:#fff;border:1px solid #d7d3ca;padding:28px}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}.request-form label{display:block;font-size:12px;font-weight:900;margin-bottom:16px}.request-form input,.request-form textarea{width:100%;padding:14px;border:1px solid #cfd2d4;margin-top:7px;font:inherit;background:#fafafa}.request-form button{width:100%;border:0;background:var(--orange);padding:15px;font-weight:900;font-size:15px;cursor:pointer}.request-form small{display:block;color:#81868b;font-size:11px;margin-top:10px}
.footer{background:#111317;color:#e3e5e7}.footer__top{display:grid;grid-template-columns:1.1fr 1.6fr 1fr 1fr;gap:26px;padding:36px 0;align-items:start}.footer__brand{display:flex;flex-direction:column}.footer__brand b{font-size:23px;color:var(--orange2)}.footer__brand span{font-size:12px;color:#9ca2a9}.footer__contact small{display:block;color:#777f88;margin-bottom:7px}.footer__contact span,.footer__contact a{font-size:14px}.footer__bottom{border-top:1px solid #343940;display:flex;justify-content:space-between;padding:16px 0 22px;color:#858c94;font-size:12px}
@media(max-width:980px){.nav{display:none}.hero__content,.features,.request__grid{grid-template-columns:1fr}.catalog{grid-template-columns:1fr 1fr}.catalog-card--large{grid-column:1/-1}.work-grid{grid-template-columns:1fr 1fr}.footer__top{grid-template-columns:1fr 1fr}}
@media(max-width:640px){.container{width:min(100% - 28px,1180px)}.header__phone{font-size:13px}.brand__name small{display:none}.hero__content{padding:50px 0}.hero__scheme{min-height:350px}h1{font-size:68px}.ticker__inner{display:grid;grid-template-columns:1fr 1fr;padding:16px 0}.catalog,.feature-grid,.work-grid,.field-row,.footer__top{grid-template-columns:1fr}.catalog-card--large{grid-column:auto}.work-item,.work-item+.work-item{padding:22px 0;border-right:0;border-bottom:1px solid #d7dade}.footer__bottom{flex-direction:column;gap:6px}}