:root{
  --bg:#fafaf8;
  --card:#fff;
  --ink:#1a1a1a;
  --muted:#6b6b6b;
  --line:#e3e3df;
  --navy:#1f3a5f;
  --navy-soft:#eef1f6;
  --green:#3d7a4f;
  --amber:#a8642a;
  --r:4px;
  --wrap:1056px;
  --sans:"Inter",system-ui,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font:400 15px/1.55 var(--sans);letter-spacing:-.01em;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button,input,textarea{font:inherit;color:inherit;letter-spacing:inherit}
h1,h2,h3,p,li{text-wrap:balance}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.mono{font-family:var(--mono);letter-spacing:0}

/* header */
.hdr{border-bottom:1px solid var(--line);background:var(--bg);position:sticky;top:0;z-index:10}
.hdr .wrap{display:flex;align-items:center;justify-content:space-between;height:72px}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:19px;letter-spacing:-.02em}
.logo svg{width:22px;height:22px}
.nav{display:flex;align-items:center;gap:28px;font-size:15px}
.nav a:not(.btn):hover{color:var(--navy)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;height:50px;padding:0 22px;border-radius:var(--r);border:1px solid var(--ink);background:transparent;font-size:15px;font-weight:500;cursor:pointer;transition:background .2s,color .2s,border-color .2s;white-space:nowrap}
.btn:hover{background:var(--ink);color:#fff}
.btn-p{background:var(--navy);border-color:var(--navy);color:#fff}
.btn-p:hover{background:#162c49;border-color:#162c49}
.btn-w{background:#fff;border-color:#fff;color:var(--navy)}
.btn-w:hover{background:#e9edf3;color:var(--navy)}

/* sections */
.sec{border-top:1px solid var(--line);padding:112px 0}
.eyebrow{font-family:var(--mono);font-size:12px;text-transform:uppercase;color:var(--muted);margin-bottom:14px}
.h2{font-size:34px;line-height:1.15;font-weight:600;letter-spacing:-.03em}

/* hero */
.hero{padding:104px 0 96px}
.hero h1{font-size:54px;line-height:1.1;font-weight:600;letter-spacing:-.03em;max-width:800px;margin-bottom:24px}
.hero .lead{font-size:19px;line-height:1.6;color:var(--muted);max-width:640px;margin-bottom:38px}
.hero .ctas{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:44px}
.facts{display:flex;flex-wrap:wrap;gap:12px 36px;font-size:14px;color:var(--muted)}
.facts b{color:var(--ink);font-weight:600}

/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);background:var(--card);margin-top:44px}
.step{padding:30px 28px 30px;border-left:1px solid var(--line)}
.step:first-child{border-left:0}
.step .n{font-family:var(--mono);font-size:13px;color:var(--navy);margin-bottom:38px}
.step h3{font-size:18px;font-weight:600;letter-spacing:-.02em;margin-bottom:12px}
.step p{font-size:15px;color:var(--muted)}

/* kit */
.kit{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.kit .h2{margin-bottom:18px}
.kit .sub{font-size:17px;color:var(--muted);margin-bottom:28px;max-width:460px}
.list{list-style:none;border-top:1px solid var(--line)}
.list li{display:flex;justify-content:space-between;gap:16px;align-items:baseline;padding:16px 0;border-bottom:1px solid var(--line);font-size:16px}
.list li span{font-family:var(--mono);font-size:13px;color:var(--muted);white-space:nowrap;letter-spacing:0}
.soon{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:18px;font-size:14px;color:var(--muted)}

/* drawing card */
.dwg{background:var(--card);border:1px solid var(--line);padding:18px 18px 0}
.dwg img{width:100%;aspect-ratio:auto;object-fit:contain}
.dwg figcaption{display:flex;justify-content:space-between;gap:12px;padding:14px 0 16px;font-size:13px;color:var(--muted)}
.dwg figcaption span:last-child{font-family:var(--mono);letter-spacing:0}
.samples{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:44px}
.samples .dwg img{height:250px!important;object-fit:contain}

/* pricing */
.prices{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:44px}
.sub-p{font-size:16px;color:var(--muted);margin-top:14px;max-width:640px}
.price{background:var(--card);border:1px solid var(--line);padding:40px 32px 32px;display:flex;flex-direction:column}
.price.hl{border-color:var(--navy);box-shadow:inset 0 3px 0 var(--navy)}
.price h3{font-size:18px;font-weight:600;letter-spacing:-.02em;margin-bottom:6px}
.price .meta{font-family:var(--mono);font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:0;margin-bottom:28px}
.price .amt{font-size:34px;font-weight:600;letter-spacing:-.03em;line-height:1.2;margin-bottom:30px}
.price .amt small{font-size:14px;font-weight:400;color:var(--muted);letter-spacing:0}
.price ul{list-style:none;margin-bottom:28px}
.price li{padding:9px 0;border-bottom:1px dashed var(--line);font-size:15px;color:var(--muted)}
.price li::before{content:"— ";color:var(--navy);font-weight:600}
.price .btn{align-self:flex-start;margin-top:auto}

/* norms */
.norms{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:44px}
.norm{border-left:2px solid var(--navy);padding:0 0 0 16px}
.norm b{display:block;font-family:var(--mono);font-size:14px;font-weight:600;letter-spacing:0;margin-bottom:4px}
.norm p{font-size:15px}

/* faq */
.faq{border-top:1px solid var(--line);margin-top:36px}
.faq .q{display:grid;grid-template-columns:440px 1fr;gap:24px;padding:24px 0;border-bottom:1px solid var(--line)}
.faq h3{font-size:18px;font-weight:600;letter-spacing:-.02em}
.faq p{color:var(--muted);font-size:15px;padding-top:2px}

/* cta */
.cta{background:var(--navy);color:#fff;padding:104px 0}
.cta h2{font-size:34px;line-height:1.15;font-weight:600;letter-spacing:-.03em;max-width:640px;margin-bottom:10px}
.cta p{color:#c9d3e1;font-size:16px;margin-bottom:32px}

/* footer */
.ftr{padding:40px 0 60px;font-size:14px;color:var(--muted)}
.ftr .wrap{display:flex;justify-content:space-between;gap:16px}
.lang{font-family:var(--mono);font-size:13px;letter-spacing:0;display:flex;gap:12px}
.lang a.on{color:var(--ink)}

/* inner pages */
.page{padding:44px 0 96px}
.crumbs{font-size:13px;color:var(--muted);margin-bottom:22px}
.crumbs a:hover{color:var(--navy)}
.page h1{font-size:34px;line-height:1.15;font-weight:600;letter-spacing:-.03em;margin-bottom:12px}
.page .intro{color:var(--muted);font-size:15px;max-width:560px;margin-bottom:36px}

/* order */
.order{display:grid;grid-template-columns:1fr 395px;gap:28px;align-items:start}
.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:30px 32px 34px}
.panel+.panel{margin-top:16px}
.panel h2{font-size:17px;font-weight:600;letter-spacing:-.02em;margin-bottom:24px}
.row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.fld{display:block;margin-bottom:18px}
.fld:last-child{margin-bottom:0}
.fld>span{display:block;font-size:13px;color:var(--muted);margin-bottom:8px}
.inp{width:100%;height:44px;border:1px solid var(--line);border-radius:var(--r);background:#fcfcfb;padding:0 14px;font-size:15px;outline:none;transition:border-color .2s}
textarea.inp{height:84px;padding:12px 14px;resize:vertical}
.inp:focus{border-color:var(--navy)}
.inp::placeholder{color:#a5a5a0}
.seg{display:grid;grid-auto-flow:column;grid-auto-columns:1fr;border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.seg button{height:44px;border:0;border-left:1px solid var(--line);background:#fcfcfb;font-size:14px;cursor:pointer;transition:background .2s,color .2s;padding:0 8px}
.seg button:first-child{border-left:0}
.seg button:hover{background:var(--navy-soft)}
.seg button.on{background:var(--navy);color:#fff;border-color:var(--navy)}
.drop{display:block;border:1px dashed #cfcfca;border-radius:var(--r);background:#fcfcfb;padding:34px 20px 32px;text-align:center;cursor:pointer;transition:border-color .2s,background .2s;margin-bottom:16px}
.drop.over,.drop:hover{border-color:var(--navy);background:var(--navy-soft)}
.drop svg{width:28px;height:34px;margin:0 auto 18px;color:var(--navy)}
.drop b{display:block;font-size:16px;font-weight:600;margin-bottom:10px}
.drop small{font-size:13px;color:var(--muted)}
.files{list-style:none;margin-bottom:22px}
.files li{display:flex;justify-content:space-between;gap:12px;align-items:center;height:44px;padding:0 12px;border:1px solid var(--line);border-radius:var(--r);font-size:14px;margin-bottom:8px}
.files li span{font-family:var(--mono);font-size:12px;color:var(--green);letter-spacing:0;white-space:nowrap}
.files li:empty{display:none}

.summary{position:sticky;top:96px}
.sum{list-style:none;margin-bottom:28px}
.sum li{display:flex;justify-content:space-between;gap:12px;padding:12px 0;border-bottom:1px solid var(--line);font-size:14px;color:var(--muted)}
.sum li b{font-weight:500;color:var(--ink)}
.sum li:last-child{border-bottom:0;color:var(--ink);font-weight:600}
.sum li:last-child b{font-weight:600}
.pay{background:var(--navy-soft);border:1px solid #dde3ec;border-radius:var(--r);padding:20px 16px;font-size:14px;margin-bottom:22px}
.pay b{font-weight:600}
.pay .card-no{font-family:var(--mono);font-size:15px;letter-spacing:0;margin:10px 0 18px;line-height:1.6}
.agree{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--muted);margin-bottom:20px;cursor:pointer}
.agree input{appearance:none;flex:none;width:14px;height:14px;border:1px solid var(--navy);border-radius:2px;margin-top:2px;cursor:pointer}
.agree input:checked{background:var(--navy) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 14 14'%3E%3Cpath d='M3 7.2l2.6 2.6L11 4.4' fill='none' stroke='%23fff' stroke-width='1.6'/%3E%3C/svg%3E") center/12px no-repeat}
.btn-block{width:100%;height:46px}
.note{font-size:12px;color:var(--muted);margin-top:16px}
.done{display:none;background:#eef5f0;border:1px solid #cfe3d5;color:var(--green);border-radius:var(--r);padding:14px 16px;font-size:14px;margin-top:16px}
.done.show{display:block}

/* cabinet */
.cab{display:grid;grid-template-columns:166px 1fr;gap:26px;align-items:start}
.side .eyebrow{padding-left:8px;margin-bottom:12px}
.side a{display:block;padding:7px 8px;border-radius:var(--r);font-size:14px;margin-bottom:6px}
.side a:hover{background:var(--navy-soft)}
.side a.on{background:var(--navy-soft);color:var(--navy);font-weight:500}
.cab-top{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:18px}
.cab-top h1{margin:0}
.cab-top .btn{height:46px;font-size:14px}
.ord{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:26px 20px 24px}
.ord+.ord{margin-top:14px}
.ord-h{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:24px}
.ord-h h2{font-size:16px;font-weight:600;letter-spacing:-.02em;margin-bottom:4px}
.ord-h p{font-size:13px;color:var(--muted)}
.tag{font-family:var(--mono);font-size:11px;letter-spacing:0;padding:3px 8px;border-radius:2px;white-space:nowrap}
.tag.work{background:var(--navy-soft);color:var(--navy)}
.tag.ready{background:#eaf3ec;color:var(--green)}
.tag.wait{background:#fbf0e5;color:var(--amber)}
.track{position:relative;height:3px;background:var(--line);margin-bottom:12px}
.track i{position:absolute;inset:0 auto 0 0;background:var(--navy)}
.stages{display:grid;grid-template-columns:repeat(4,1fr);font-size:12px;margin-bottom:18px}
.stages .cur{color:var(--navy);font-weight:600}
.stages .off{color:#a5a5a0}
.docs{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:16px}
.doc{display:flex;justify-content:space-between;gap:8px;border:1px solid var(--line);border-radius:var(--r);padding:12px 10px;font-size:13px;min-height:50px}
.doc span{font-family:var(--mono);font-size:11px;letter-spacing:0;color:var(--muted);text-align:right}
.eng{font-size:12px;color:var(--muted)}
.ord .acts{display:flex;gap:10px;flex-wrap:wrap}
.ord .acts .btn{height:36px;font-size:13px;padding:0 15px}
.bill{background:#f4f6f9;border:1px solid #dde3ec;border-radius:var(--r);padding:20px 15px}
.bill small{font-size:12px;display:block;margin-bottom:12px}
.bill .sum-p{font-family:var(--mono);font-weight:700;font-size:15px;letter-spacing:0;margin-bottom:12px}
.bill .ln{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:12px}
.bill .btn{height:30px;font-size:12px;padding:0 12px}

/* 10-16: 4 tarif */
.prices .price{padding:32px 24px 24px}
.prices .price .amt{font-size:26px}
@media (max-width:1100px) and (min-width:961px){.prices{grid-template-columns:1fr 1fr}}

/* responsive */
@media (max-width:960px){
  .nav a:not(.btn){display:none}
  .hero h1{font-size:40px}
  .steps,.norms{grid-template-columns:1fr 1fr}
  .step:nth-child(3){border-left:0}
  .step:nth-child(n+3){border-top:1px solid var(--line)}
  .kit,.order{grid-template-columns:1fr}
  .samples,.prices{grid-template-columns:1fr}
  .faq .q{grid-template-columns:1fr;gap:6px}
  .summary{position:static}
  .cab{grid-template-columns:1fr}
  .side{display:flex;flex-wrap:wrap;gap:4px}
  .side .eyebrow{width:100%}
}
@media (max-width:600px){
  .wrap{padding:0 16px}
  .hdr .wrap{height:60px}
  .nav .btn{height:40px;padding:0 14px;font-size:14px}
  .hero{padding:64px 0}
  .hero h1{font-size:32px}
  .hero .lead{font-size:16px}
  .sec,.cta{padding:72px 0}
  .h2,.cta h2,.page h1{font-size:26px}
  .steps,.norms,.row{grid-template-columns:1fr}
  .step{border-left:0;border-top:1px solid var(--line)}
  .step:first-child{border-top:0}
  .panel{padding:24px 18px}
  .seg.st{grid-auto-flow:row;grid-auto-columns:auto}
  .seg.st button{border-left:0;border-top:1px solid var(--line)}
  .seg.st button:first-child{border-top:0}
  .docs{grid-template-columns:1fr}
  .stages{font-size:11px}
  .ftr .wrap{flex-direction:column}
}

/* grid overflow guard */
.kit>*,.order>*,.cab>*,.samples>*,.prices>*,.steps>*,.norms>*,.docs>*,.faq .q>*{min-width:0}
.dwg img{height:auto}
.doc{overflow-wrap:anywhere}
.row{margin-bottom:18px}
.row:last-child{margin-bottom:0}
.row .fld{margin-bottom:0}