/* ИНЖЕНЕР · engnr.tech — дизайн-система */

@font-face{font-family:Manrope;font-weight:500;font-display:swap;src:url(/assets/fonts/manrope-500-cyrillic.woff2) format("woff2");unicode-range:U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:Manrope;font-weight:500;font-display:swap;src:url(/assets/fonts/manrope-500-latin.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:Manrope;font-weight:700;font-display:swap;src:url(/assets/fonts/manrope-700-cyrillic.woff2) format("woff2");unicode-range:U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:Manrope;font-weight:700;font-display:swap;src:url(/assets/fonts/manrope-700-latin.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:Manrope;font-weight:800;font-display:swap;src:url(/assets/fonts/manrope-800-cyrillic.woff2) format("woff2");unicode-range:U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:Manrope;font-weight:800;font-display:swap;src:url(/assets/fonts/manrope-800-latin.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Martian Mono";font-weight:400;font-display:swap;src:url(/assets/fonts/martian-mono-400-cyrillic.woff2) format("woff2");unicode-range:U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:"Martian Mono";font-weight:400;font-display:swap;src:url(/assets/fonts/martian-mono-400-latin.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}

:root{
  --bg:#0e1012; --bg-2:#121518; --panel:#171a1e; --panel-2:#1c2025;
  --line:#23282e; --line-2:#323840; --line-3:#454c55;
  --text:#eceae6; --muted:#a2a8af; --dim:#6f767e;
  --accent:#d6182a; --accent-2:#ff2f43; --accent-ink:#a9000d;
  --steel:#9aa3ad; --paper:#e9e6e0; --paper-ink:#1b1d20; --paper-line:#cfcac1;
  --sans:Manrope,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  --mono:"Martian Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --wrap:1320px; --gut:clamp(16px,4vw,48px);
  --r:4px; --hdr:72px;
  --ease:cubic-bezier(.2,.7,.1,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:calc(var(--hdr) + 16px)}
body{margin:0;background:var(--bg);color:var(--text);font:500 16px/1.6 var(--sans);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}
img,svg,canvas{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
::selection{background:var(--accent);color:#fff}
:focus-visible{outline:2px solid var(--accent-2);outline-offset:3px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation-duration:.01ms!important;transition-duration:.01ms!important}}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--gut)}
.mono{font-family:var(--mono);font-weight:400;letter-spacing:.02em}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.accent{color:var(--accent-2)}

/* ---------- шапка ---------- */
.hdr{position:fixed;inset:0 0 auto;z-index:50;height:var(--hdr);transition:background .35s var(--ease),border-color .35s,transform .35s var(--ease);border-bottom:1px solid transparent}
.hdr.solid{background:rgba(14,16,18,.82);backdrop-filter:blur(14px) saturate(140%);-webkit-backdrop-filter:blur(14px) saturate(140%);border-color:var(--line)}
.hdr.hide{transform:translateY(-100%)}
.hdr .wrap{height:100%;display:flex;align-items:center;gap:28px;max-width:1520px}
.logo{display:flex;align-items:center;flex:none}
.logo img{height:22px;width:auto}
.nav{display:flex;gap:4px;margin-left:auto}
.nav a{padding:8px 12px;font-size:14px;font-weight:700;color:var(--muted);border-radius:var(--r);transition:color .2s,background .2s;white-space:nowrap}
.nav a:hover{color:var(--text);background:rgba(255,255,255,.04)}
.nav a[aria-current=page]{color:var(--text)}
.nav a[aria-current=page]::after{content:"";display:block;height:2px;background:var(--accent);margin-top:4px;border-radius:2px}
.hdr-tel{font-family:var(--mono);font-size:13px;color:var(--text);white-space:nowrap;padding:8px 0}
.hdr-tel:hover{color:var(--accent-2)}
.burger{display:none;margin-left:auto;width:44px;height:44px;border:1px solid var(--line-2);border-radius:var(--r);background:transparent;cursor:pointer;position:relative}
.burger i{position:absolute;left:12px;right:12px;height:2px;background:var(--text);transition:transform .3s var(--ease),opacity .2s}
.burger i:nth-child(1){top:15px}.burger i:nth-child(2){top:21px}.burger i:nth-child(3){top:27px}
.menu-open .burger i:nth-child(1){transform:translateY(6px) rotate(45deg)}
.menu-open .burger i:nth-child(2){opacity:0}
.menu-open .burger i:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.mnav{position:fixed;inset:var(--hdr) 0 0;z-index:49;background:var(--bg);padding:24px var(--gut) 40px;display:flex;flex-direction:column;gap:2px;transform:translateY(-12px);opacity:0;visibility:hidden;transition:opacity .3s var(--ease),transform .3s var(--ease),visibility 0s .3s;overflow-y:auto}
.menu-open .mnav{opacity:1;transform:none;visibility:visible;transition-delay:0s}
.mnav a{font-size:26px;font-weight:800;letter-spacing:-.02em;padding:12px 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center}
.mnav a span{font:400 12px var(--mono);color:var(--dim)}
.mnav .btn{margin-top:24px}
.mnav .mnav-tel{font:400 18px var(--mono);border:0;padding-top:24px}
@media (max-width:1360px){.nav a{padding:8px 9px;font-size:13px}.hdr .wrap{gap:20px}}
@media (max-width:1240px){.nav{display:none}.hdr-tel{margin-left:auto}.hdr .btn{display:none}.burger{display:block;margin-left:12px}}
@media (max-width:560px){.hdr-tel{display:none}.burger{margin-left:auto}.logo img{height:18px}}

/* ---------- кнопки ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:0 22px;border-radius:var(--r);font-weight:800;font-size:15px;letter-spacing:.01em;border:1px solid transparent;cursor:pointer;transition:background .2s,border-color .2s,color .2s,transform .2s var(--ease);white-space:nowrap}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-2)}
.btn-ghost{border-color:var(--line-3);color:var(--text);background:rgba(14,16,18,.35)}
.btn-ghost:hover{border-color:var(--text)}
.btn-sm{min-height:40px;padding:0 16px;font-size:14px}
.btn .arr{transition:transform .25s var(--ease)}
.btn:hover .arr{transform:translateX(4px)}

/* ---------- типографика ---------- */
.eyebrow{display:flex;align-items:center;gap:12px;font:400 12px/1.4 var(--mono);text-transform:uppercase;letter-spacing:.12em;color:var(--muted);margin:0 0 20px}
.eyebrow b{font-weight:400;color:var(--accent-2)}
.eyebrow::after{content:"";flex:0 0 48px;height:1px;background:var(--line-3)}
@media (max-width:560px){.eyebrow::after{display:none}.eyebrow{font-size:11px;letter-spacing:.08em}}
.display{font-weight:800;font-size:clamp(40px,7.2vw,116px);line-height:.95;letter-spacing:-.045em;margin:0}
.h1{font-weight:800;font-size:clamp(36px,5.4vw,80px);line-height:1;letter-spacing:-.04em;margin:0 0 24px}
.h2{font-weight:800;font-size:clamp(30px,4vw,56px);line-height:1.04;letter-spacing:-.035em;margin:0 0 20px}
.h3{font-weight:800;font-size:clamp(20px,2vw,26px);line-height:1.2;letter-spacing:-.02em;margin:0 0 10px}
.lead{font-size:clamp(17px,1.5vw,21px);line-height:1.55;color:var(--muted);max-width:680px;margin:0}
.lead b,.lead strong{color:var(--text);font-weight:700}
p{margin:0 0 14px}
.muted{color:var(--muted)}
.outline{color:transparent;-webkit-text-stroke:1px var(--line-3)}

/* ---------- секции ---------- */
.sec{position:relative;padding:clamp(80px,11vw,160px) 0}
.sec-tight{padding:clamp(56px,7vw,96px) 0}
.sec-line{border-top:1px solid var(--line)}
.sec-head{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:32px 64px;align-items:end;margin-bottom:clamp(40px,5vw,72px)}
.sec-head .lead{justify-self:end}
@media (max-width:900px){.sec-head{grid-template-columns:1fr}.sec-head .lead{justify-self:start}}
.blueprint{background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:64px 64px;background-position:-1px -1px}
.blueprint-fade{-webkit-mask-image:radial-gradient(ellipse at 50% 40%,#000 30%,transparent 75%);mask-image:radial-gradient(ellipse at 50% 40%,#000 30%,transparent 75%)}
.paper{background:var(--paper);color:var(--paper-ink)}
.paper .eyebrow{color:#5b5f64}.paper .eyebrow::after{background:var(--paper-line)}
.paper .lead,.paper .muted{color:#4e5257}
.paper .lead b{color:var(--paper-ink)}

/* ---------- герой ---------- */
.hero{position:relative;min-height:100svh;display:flex;flex-direction:column;justify-content:flex-end;overflow:hidden;isolation:isolate}
.hero .stage{position:absolute;inset:0;z-index:-2;background:transparent}
.hero::before{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;background:linear-gradient(180deg,rgba(14,16,18,.65) 0%,rgba(14,16,18,0) 28%,rgba(14,16,18,0) 52%,rgba(14,16,18,.92) 88%,var(--bg) 100%)}
.hero-bg{position:absolute;inset:0;z-index:-2}
.hero-in{padding-top:calc(var(--hdr) + 40px);padding-bottom:clamp(32px,5vw,56px);pointer-events:none;width:100%}
.hero::after{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;background:linear-gradient(90deg,rgba(14,16,18,.94) 0%,rgba(14,16,18,.78) 30%,rgba(14,16,18,0) 58%)}
@media (max-width:900px){.hero::after{background:linear-gradient(180deg,rgba(14,16,18,0) 0%,rgba(14,16,18,0) 34svh,rgba(14,16,18,.9) 48svh,var(--bg) 60svh)}.hero .stage{bottom:auto;height:62svh;top:calc(var(--hdr) - 10px)}.hero-in{padding-top:calc(var(--hdr) + 36svh)}.hero::before{display:none}}
.hero-in a,.hero-in button{pointer-events:auto}
.hero h1{max-width:13ch}
.hero .lead{margin-top:24px;max-width:600px;color:#c3c8cd}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.hero-meta{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-top:1px solid var(--line-2);margin-top:clamp(40px,6vw,72px)}
.hero-meta>div{padding:20px 20px 4px 0;border-right:1px solid var(--line)}
.hero-meta>div+div{padding-left:20px}
.hero-meta>div:last-child{border-right:0}
.hero-meta b{display:block;font-size:clamp(24px,2.6vw,36px);font-weight:800;letter-spacing:-.03em;line-height:1.1}
.hero-meta span{font:400 11px/1.5 var(--mono);color:var(--muted);text-transform:uppercase;letter-spacing:.08em}
@media (max-width:760px){.hero-meta{grid-template-columns:1fr 1fr}.hero-meta>div:nth-child(2){border-right:0}.hero-meta>div:nth-child(3){padding-left:0}.hero-meta>div:nth-child(n+3){border-top:1px solid var(--line)}}
.scroll-cue{position:absolute;right:var(--gut);bottom:28px;font:400 11px var(--mono);color:var(--dim);letter-spacing:.12em;text-transform:uppercase;writing-mode:vertical-rl;display:flex;align-items:center;gap:12px}
.scroll-cue::after{content:"";width:1px;height:56px;background:linear-gradient(var(--accent),transparent);animation:cue 2.2s var(--ease) infinite}
@keyframes cue{0%{transform:scaleY(0);transform-origin:top}50%{transform:scaleY(1);transform-origin:top}51%{transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}
@media (max-width:900px){.scroll-cue{display:none}}

/* страница-герой (внутренние) */
.phero{position:relative;padding:calc(var(--hdr) + clamp(56px,9vw,128px)) 0 clamp(48px,6vw,80px);overflow:hidden;isolation:isolate}
.phero .blueprint{position:absolute;inset:0;z-index:-1;opacity:.55}
.phero-bgimg{position:absolute;inset:-10% 0;z-index:-2;background-size:cover;background-position:center;opacity:.22;filter:grayscale(1) contrast(1.1)}
.phero::after{content:"";position:absolute;inset:auto 0 0;height:40%;z-index:-1;background:linear-gradient(transparent,var(--bg))}
.crumbs{font:400 12px var(--mono);color:var(--dim);margin-bottom:28px;display:flex;gap:10px;flex-wrap:wrap}
.crumbs a:hover{color:var(--text)}
.phero-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,.75fr);gap:40px 72px;align-items:end}
@media (max-width:960px){.phero-grid{grid-template-columns:minmax(0,1fr)}}
.phero-facts{border-top:1px solid var(--line-2)}
.phero-facts div{display:flex;justify-content:space-between;gap:16px;padding:14px 0;border-bottom:1px solid var(--line)}
.phero-facts dt{font:400 12px var(--mono);color:var(--muted);text-transform:uppercase;letter-spacing:.06em}
.phero-facts dd{margin:0;font-weight:800;text-align:right}

/* ---------- 3D-сцена ---------- */
.stage{position:relative;overflow:hidden;background:radial-gradient(ellipse at 50% 35%,#1a1f24 0%,var(--bg) 70%)}
.stage canvas{width:100%!important;height:100%!important;outline:none}
.stage-fallback{position:absolute;inset:0;background-size:contain;background-repeat:no-repeat;background-position:center;opacity:0;transition:opacity .4s}
.stage.no-gl .stage-fallback{opacity:1}
.stage-fallback.inv{filter:invert(.94) hue-rotate(180deg) saturate(.8)}
.stage-load{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);font:400 11px var(--mono);color:var(--dim);letter-spacing:.12em;text-transform:uppercase;transition:opacity .4s}
.stage.ready .stage-load,.stage.no-gl .stage-load{opacity:0}
.hs{position:absolute;left:0;top:0;display:flex;align-items:center;gap:8px;pointer-events:none;white-space:nowrap;transition:opacity .25s;will-change:transform}
.hs b{flex:none;width:22px;height:22px;border-radius:50%;background:var(--accent);color:#fff;font:400 10px/22px var(--mono);text-align:center;box-shadow:0 0 0 4px rgba(214,24,42,.22)}
.hs span{font:400 11px/1.3 var(--mono);color:var(--text);background:rgba(14,16,18,.78);border:1px solid var(--line-2);padding:5px 8px;border-radius:3px;backdrop-filter:blur(4px)}
@media (max-width:700px){.hs span{display:none}}

.lab{position:relative;display:grid;grid-template-columns:minmax(0,1fr) 360px;border:1px solid var(--line);border-radius:6px;overflow:hidden;background:var(--bg-2)}
.lab .stage{min-height:min(76vh,760px)}
.lab-ui{border-left:1px solid var(--line);padding:24px;display:flex;flex-direction:column;gap:24px;background:var(--panel);overflow:auto;max-height:min(76vh,760px)}
.lab-ui h4{margin:0 0 10px;font:400 11px var(--mono);text-transform:uppercase;letter-spacing:.1em;color:var(--dim)}
@media (max-width:1000px){.lab{grid-template-columns:1fr}.lab .stage{min-height:62vh}.lab-ui{border-left:0;border-top:1px solid var(--line);max-height:none}}
@media (max-width:560px){.lab .stage{min-height:56vh}}
.seg{display:grid;grid-auto-flow:column;grid-auto-columns:1fr;border:1px solid var(--line-2);border-radius:var(--r);overflow:hidden}
.seg button{background:transparent;border:0;border-right:1px solid var(--line-2);padding:10px 6px;min-height:44px;font-weight:800;font-size:14px;color:var(--muted);cursor:pointer;transition:background .2s,color .2s}
.seg button:last-child{border-right:0}
.seg button:hover{color:var(--text)}
.seg button[aria-pressed=true]{background:var(--accent);color:#fff}
.chips{display:flex;flex-wrap:wrap;gap:6px}
.chip{display:inline-flex;align-items:center;gap:8px;min-height:36px;padding:0 12px;border:1px solid var(--line-2);border-radius:999px;background:transparent;font-size:13px;font-weight:700;color:var(--muted);cursor:pointer;transition:all .2s}
.chip i{width:8px;height:8px;border-radius:50%;background:var(--line-3);transition:background .2s}
.chip[aria-pressed=true]{color:var(--text);border-color:var(--line-3)}
.chip[aria-pressed=true] i{background:var(--accent-2)}
.chip:hover{border-color:var(--text);color:var(--text)}
.chip[disabled]{opacity:.35;cursor:not-allowed}
.range{width:100%;accent-color:var(--accent);height:28px}
.range-row{display:flex;justify-content:space-between;font:400 11px var(--mono);color:var(--dim);margin-top:2px}
.lab-desc{border-top:1px solid var(--line);padding-top:20px}
.lab-desc .h3{font-size:20px}
.lab-desc p{color:var(--muted);font-size:14px;line-height:1.6}
.lab-desc dl{margin:14px 0 0;display:grid;gap:0}
.lab-desc dl div{display:flex;justify-content:space-between;gap:12px;padding:9px 0;border-top:1px solid var(--line);font-size:13px}
.lab-desc dt{color:var(--muted)}
.lab-desc dd{margin:0;font-weight:800;text-align:right}
.lab-actions{display:flex;gap:8px;flex-wrap:wrap}
.stage-badge{position:absolute;left:16px;top:16px;font:400 11px var(--mono);color:var(--muted);letter-spacing:.08em;text-transform:uppercase;display:flex;gap:8px;align-items:center;pointer-events:none}
.stage-badge::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent-2);box-shadow:0 0 12px var(--accent-2)}
.stage-hint{position:absolute;right:16px;bottom:14px;font:400 10px var(--mono);color:var(--dim);letter-spacing:.08em;text-transform:uppercase;pointer-events:none}
.touch-toggle{position:absolute;right:12px;top:12px;display:none}
@media (hover:none){.touch-toggle{display:inline-flex}.stage-hint{display:none}}

/* ---------- скролл-сюжет (липкая сцена) ---------- */
.story{position:relative;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:0 56px}
.story-stage{position:sticky;top:var(--hdr);height:calc(100svh - var(--hdr));order:2}
.story-stage .stage{position:absolute;inset:0;border-left:1px solid var(--line)}
.story-steps{order:1;padding:12vh 0 30vh}
.story-step{min-height:72vh;display:flex;flex-direction:column;justify-content:center;opacity:.28;transition:opacity .5s var(--ease)}
.story-step.on{opacity:1}
.story-step .num{font:400 12px var(--mono);color:var(--accent-2);letter-spacing:.1em;margin-bottom:16px}
.story-step p{color:var(--muted);max-width:480px}
.story-step ul{margin:12px 0 0;padding:0;list-style:none;max-width:480px}
.story-step li{padding:10px 0;border-top:1px solid var(--line);font-size:14px;display:flex;justify-content:space-between;gap:16px}
.story-step li span{color:var(--muted)}
.story-step li b{text-align:right}
@media (max-width:960px){
  .story{grid-template-columns:1fr}
  .story-stage{order:0;height:52svh;top:var(--hdr);z-index:2}
  .story-stage .stage{border-left:0;border-bottom:1px solid var(--line)}
  .story-steps{padding:4vh 0 20vh}
  .story-step{min-height:60svh;background:linear-gradient(180deg,transparent,var(--bg) 20%)}
}

/* ---------- сетки карточек ---------- */
.grid{display:grid;gap:1px;background:var(--line);border:1px solid var(--line)}
.grid>*{background:var(--bg)}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g4{grid-template-columns:repeat(4,minmax(0,1fr))}
@media (max-width:1000px){.g3,.g4{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:640px){.g2,.g3,.g4{grid-template-columns:1fr}}
.cell{padding:clamp(24px,3vw,40px);position:relative;transition:background .3s}
.cell:hover{background:var(--bg-2)}
.cell .num{font:400 11px var(--mono);color:var(--dim);letter-spacing:.1em;margin-bottom:28px;display:block}
.cell p{color:var(--muted);font-size:15px;margin:0}
.cell ul{margin:16px 0 0;padding:0;list-style:none}
.cell li{padding:8px 0 8px 18px;border-top:1px solid var(--line);font-size:14px;color:var(--muted);position:relative}
.cell li::before{content:"";position:absolute;left:0;top:17px;width:8px;height:1px;background:var(--accent-2)}
.cell-link{display:flex;flex-direction:column;min-height:100%}
.cell-link .more{margin-top:auto;padding-top:28px;font:400 12px var(--mono);color:var(--text);display:flex;align-items:center;gap:10px;letter-spacing:.06em;text-transform:uppercase}
.cell-link .more::after{content:"→";transition:transform .25s var(--ease);color:var(--accent-2)}
.cell-link:hover .more::after{transform:translateX(6px)}
.paper .grid{background:var(--paper-line);border-color:var(--paper-line)}
.paper .grid>*{background:var(--paper)}
.paper .cell:hover{background:#e2ded7}
.paper .cell p,.paper .cell li{color:#4e5257}
.paper .cell li{border-color:var(--paper-line)}

/* направления на главной */
.dir{position:relative;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);min-height:560px;border-top:1px solid var(--line);overflow:hidden}
.dir:last-child{border-bottom:1px solid var(--line)}
.dir-media{position:relative;overflow:hidden;background:var(--bg-2)}
.dir-media img,.dir-media .stage{position:absolute;inset:-12% 0;width:100%;height:124%;object-fit:cover}
.dir-media .stage{inset:0;height:100%}
.dir-body{padding:clamp(32px,5vw,72px);display:flex;flex-direction:column;justify-content:center}
.dir:nth-child(even) .dir-media{order:2}
.dir-body .num{font:400 12px var(--mono);color:var(--accent-2);letter-spacing:.1em;margin-bottom:20px}
.dir-tags{display:flex;flex-wrap:wrap;gap:6px;margin:20px 0 28px}
.tag{font:400 11px/1 var(--mono);padding:8px 10px;border:1px solid var(--line-2);border-radius:999px;color:var(--muted);letter-spacing:.04em}
@media (max-width:900px){.dir{grid-template-columns:1fr;min-height:0}.dir-media{min-height:320px;order:0!important}}

/* бегущая строка */
.marquee{overflow:hidden;border-block:1px solid var(--line);padding:22px 0;white-space:nowrap;user-select:none}
.marquee-track{display:inline-flex;gap:48px;animation:mq 38s linear infinite;padding-left:48px}
.marquee span{font-weight:800;font-size:clamp(40px,6vw,88px);letter-spacing:-.04em;line-height:1;color:transparent;-webkit-text-stroke:1px var(--line-3)}
.marquee span.f{color:var(--text);-webkit-text-stroke:0}
.marquee span.r{color:var(--accent);-webkit-text-stroke:0}
@keyframes mq{to{transform:translateX(-50%)}}

/* цифры */
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-top:1px solid var(--line-2)}
.stat{padding:28px 24px 0 0}
.stat+.stat{padding-left:24px;border-left:1px solid var(--line)}
.stat{min-width:0}
.stat b{display:block;font-weight:800;font-size:clamp(34px,3.9vw,60px);letter-spacing:-.045em;line-height:1;white-space:nowrap}
.stat b small{font-size:.45em;letter-spacing:-.02em;margin-left:4px;color:var(--accent-2)}
.stat>span{display:block;margin-top:14px;color:var(--muted);font-size:15px;max-width:260px}
@media (max-width:860px){.stats{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}.stat+.stat{padding-left:16px}.stat:nth-child(3){padding-left:0;border-left:0}.stat:nth-child(n+3){margin-top:28px;border-top:1px solid var(--line)}}

/* таблицы характеристик */
.spec{width:100%;border-collapse:collapse;font-size:15px}
.spec th,.spec td{text-align:left;padding:14px 16px 14px 0;border-bottom:1px solid var(--line);vertical-align:top}
.spec thead th{font:400 11px var(--mono);text-transform:uppercase;letter-spacing:.08em;color:var(--dim);border-bottom-color:var(--line-2)}
.spec td:first-child{color:var(--muted)}
.spec td.n,.spec th.n{text-align:right;font-family:var(--mono);font-size:13px;white-space:nowrap}
.spec tr:hover td{background:rgba(255,255,255,.015)}
.paper .spec th,.paper .spec td{border-color:var(--paper-line)}
.paper .spec td:first-child{color:#4e5257}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
.table-scroll .spec{min-width:620px}
.table-scroll .spec th:first-child,.table-scroll .spec td:first-child{position:sticky;left:0;background:var(--bg);z-index:1}
.paper .table-scroll .spec th:first-child,.paper .table-scroll .spec td:first-child{background:var(--paper)}
.kv{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 48px}
.kv div{display:flex;justify-content:space-between;gap:20px;padding:14px 0;border-bottom:1px solid var(--line)}
.kv dt{color:var(--muted)}
.kv dd{margin:0;font-weight:800;text-align:right}
.paper .kv div{border-color:var(--paper-line)}.paper .kv dt{color:#4e5257}
@media (max-width:760px){.kv{grid-template-columns:1fr}}

/* шаги */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));counter-reset:s;border-top:1px solid var(--line-2)}
.step{padding:28px 24px 0 0;position:relative}
.step+.step{padding-left:24px;border-left:1px solid var(--line)}
.step::before{counter-increment:s;content:"0" counter(s);display:block;font:400 12px var(--mono);color:var(--accent-2);margin-bottom:40px;letter-spacing:.1em}
.step h3{font-size:19px;margin:0 0 8px;letter-spacing:-.01em}
.step p{color:var(--muted);font-size:14px;margin:0}
@media (max-width:900px){.steps{grid-template-columns:1fr 1fr}.step:nth-child(3){padding-left:0;border-left:0}.step:nth-child(n+3){margin-top:24px;border-top:1px solid var(--line)}}
@media (max-width:520px){.steps{grid-template-columns:1fr}.step,.step+.step{padding:24px 0 0;border-left:0}.step+.step{border-top:1px solid var(--line);margin-top:24px}.step::before{margin-bottom:16px}}

/* объекты */
.cases{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:16px}
.case{grid-column:span 4;position:relative;display:block;border-radius:6px;overflow:hidden;background:var(--panel);aspect-ratio:4/3.2;isolation:isolate}
.case.w8{grid-column:span 8;aspect-ratio:auto}
.case.w6{grid-column:span 6}
.case img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform 1.1s var(--ease),filter .6s;filter:grayscale(.35) contrast(1.05)}
.case:hover img{transform:scale(1.05);filter:none}
.case::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(14,16,18,0) 35%,rgba(14,16,18,.92));z-index:1}
.case-body{position:absolute;inset:auto 0 0;padding:22px;z-index:2}
.case-body .k{font:400 11px var(--mono);color:#c7ccd2;text-transform:uppercase;letter-spacing:.08em;margin-bottom:8px;display:flex;gap:10px;flex-wrap:wrap}
.case-body .k i{font-style:normal;color:var(--accent-2)}
.case-body h3{margin:0;font-size:clamp(18px,1.6vw,24px);line-height:1.2;letter-spacing:-.02em}
@media (max-width:1000px){.case,.case.w8,.case.w6{grid-column:span 6;aspect-ratio:4/3.4}}
@media (max-width:640px){.cases{gap:12px}.case,.case.w8,.case.w6{grid-column:1/-1;aspect-ratio:4/3}}
.objlist{border-top:1px solid var(--line-2)}
.obj{display:grid;grid-template-columns:56px minmax(0,1.4fr) minmax(0,1fr) 140px;gap:16px;align-items:baseline;padding:18px 0;border-bottom:1px solid var(--line);transition:background .2s}
.obj:hover{background:var(--bg-2)}
.obj .i{font:400 11px var(--mono);color:var(--dim)}
.obj .t{font-weight:800;font-size:17px;letter-spacing:-.01em}
.obj .c{color:var(--muted);font-size:14px}
.obj .a{font:400 13px var(--mono);text-align:right}
@media (max-width:760px){.obj{grid-template-columns:40px 1fr;gap:4px 12px}.obj .c,.obj .a{grid-column:2;text-align:left}}
.filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:28px}

/* фото с параллаксом */
.pframe{position:relative;overflow:hidden;border-radius:6px;background:var(--panel)}
.pframe img{width:100%;height:118%;object-fit:cover;position:absolute;inset:-9% 0 auto;will-change:transform}
.pframe figcaption{position:absolute;left:16px;bottom:14px;z-index:2;font:400 11px var(--mono);color:#d8dbe0;text-transform:uppercase;letter-spacing:.08em;background:rgba(14,16,18,.7);padding:6px 8px;border-radius:3px}

/* изображение схемы */
.figure{margin:0;border:1px solid var(--line);border-radius:6px;overflow:hidden;background:#fff}
.figure img{width:100%;height:auto}
.figure figcaption{background:var(--panel);color:var(--muted);font:400 11px var(--mono);padding:12px 16px;letter-spacing:.04em;border-top:1px solid var(--line)}

/* типы защиты */
.types{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.type{border:1px solid var(--line);border-radius:6px;overflow:hidden;background:var(--bg-2);display:flex;flex-direction:column;transition:border-color .25s,transform .4s var(--ease)}
.type:hover{border-color:var(--line-3);transform:translateY(-4px)}
.type-img{background:#fff;aspect-ratio:16/11;overflow:hidden}
.type-img img{width:100%;height:100%;object-fit:cover}
.type-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.type-body .k{font:400 11px var(--mono);color:var(--accent-2);letter-spacing:.1em}
.type-body h3{margin:0;font-size:20px;letter-spacing:-.02em}
.type-body p{margin:0;color:var(--muted);font-size:14px}
.type-body dl{margin:auto 0 0;padding-top:12px}
.type-body dl div{display:flex;justify-content:space-between;gap:10px;padding:8px 0;border-top:1px solid var(--line);font-size:13px}
.type-body dt{color:var(--muted)}.type-body dd{margin:0;font-weight:800}
@media (max-width:1100px){.types{grid-template-columns:1fr 1fr}}
@media (max-width:600px){.types{grid-template-columns:1fr}}

/* сетки (исполнения) */
.meshes{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.mesh{border:1px solid var(--line);border-radius:6px;padding:24px;background:var(--bg-2);position:relative;overflow:hidden;cursor:pointer;transition:border-color .25s;text-align:left}
.mesh[aria-pressed=true]{border-color:var(--accent)}
.mesh svg{width:100%;height:auto;margin-bottom:20px}
.mesh h3{font-family:var(--mono);font-weight:400;font-size:clamp(20px,2vw,26px);letter-spacing:-.02em;margin:0 0 8px}
.mesh p{color:var(--muted);font-size:14px;margin:0}
@media (max-width:860px){.meshes{grid-template-columns:1fr}}

/* CTA и форма */
.cta{position:relative;overflow:hidden;border:1px solid var(--line);border-radius:8px;padding:clamp(32px,6vw,80px);background:var(--bg-2);isolation:isolate}
.cta .blueprint{position:absolute;inset:0;z-index:-1;opacity:.6}
.cta-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:48px;align-items:start}
@media (max-width:900px){.cta-grid{grid-template-columns:minmax(0,1fr)}}
.tel-big{display:inline-block;font-weight:800;font-size:clamp(30px,4.4vw,60px);letter-spacing:-.04em;line-height:1;margin:16px 0 12px;transition:color .2s}
.tel-big:hover{color:var(--accent-2)}
.form{display:grid;gap:12px}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media (max-width:560px){.form .row{grid-template-columns:1fr}}
.field{display:flex;flex-direction:column;gap:6px}
.field label{font:400 11px var(--mono);color:var(--muted);text-transform:uppercase;letter-spacing:.08em}
.field input,.field select,.field textarea{width:100%;min-height:50px;padding:12px 14px;font-size:16px;background:var(--bg);border:1px solid var(--line-2);border-radius:var(--r);transition:border-color .2s;-webkit-appearance:none;appearance:none}
.field textarea{min-height:110px;resize:vertical}
.field select{background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);background-position:calc(100% - 20px) 22px,calc(100% - 15px) 22px;background-size:5px 5px;background-repeat:no-repeat;padding-right:36px}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--text);outline:none}
.form .hp{position:absolute;left:-9999px;opacity:0}
.form-note{font-size:12px;color:var(--dim);margin:4px 0 0}
.form-ok{display:none;padding:20px;border:1px solid var(--line-2);border-radius:var(--r);background:var(--bg)}
.form.sent .form-ok{display:block}
.form.sent>*:not(.form-ok){display:none}
.form-err{color:var(--accent-2);font-size:14px;display:none}
.form.err .form-err{display:block}

/* подвал */
.ftr{border-top:1px solid var(--line);padding:clamp(56px,7vw,96px) 0 32px;margin-top:clamp(40px,6vw,80px);position:relative;overflow:hidden}
.ftr-grid{display:grid;grid-template-columns:minmax(0,1.4fr) repeat(3,minmax(0,1fr));gap:40px}
.ftr h4{font:400 11px var(--mono);color:var(--dim);text-transform:uppercase;letter-spacing:.1em;margin:0 0 16px}
.ftr ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.ftr li a{color:var(--muted);font-size:14px}
.ftr li a:hover{color:var(--text)}
.ftr-big{font-weight:800;font-size:clamp(64px,15vw,240px);letter-spacing:-.06em;line-height:.8;margin-top:clamp(48px,7vw,96px);color:transparent;-webkit-text-stroke:1px var(--line-2);white-space:nowrap;user-select:none}
.ftr-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:32px;font:400 11px var(--mono);color:var(--dim)}
@media (max-width:900px){.ftr-grid{grid-template-columns:1fr 1fr}.ftr-grid>div:first-child{grid-column:1/-1}}
@media (max-width:480px){.ftr-grid{grid-template-columns:1fr}}

/* появление */
[data-reveal]{opacity:0;transform:translateY(28px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
[data-reveal].in{opacity:1;transform:none}
[data-reveal="2"]{transition-delay:.08s}[data-reveal="3"]{transition-delay:.16s}[data-reveal="4"]{transition-delay:.24s}
.split-line{display:block;overflow:hidden}
.split-line>span{display:block;transform:translateY(105%);transition:transform 1.1s var(--ease)}
.in .split-line>span,.split-line.in>span{transform:none}
.in .split-line:nth-child(2)>span{transition-delay:.08s}
.in .split-line:nth-child(3)>span{transition-delay:.16s}
@media (prefers-reduced-motion:reduce){[data-reveal]{opacity:1;transform:none}.split-line>span{transform:none}}
.no-js [data-reveal]{opacity:1;transform:none}.no-js .split-line>span{transform:none}

/* прочее */
.two{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(32px,6vw,96px);align-items:start}
@media (max-width:900px){.two{grid-template-columns:minmax(0,1fr)}.sticky-side{position:static}}
.two>*,.cta-grid>*,.phero-grid>*,.sec-head>*{min-width:0}
.note{border-left:2px solid var(--accent);padding:4px 0 4px 18px;color:var(--muted);font-size:15px}
.badge-row{display:flex;flex-wrap:wrap;gap:8px}
.big-quote{font-weight:800;font-size:clamp(26px,3.4vw,48px);line-height:1.12;letter-spacing:-.03em;max-width:22ch;margin:0}
.big-quote em{font-style:normal;color:var(--accent-2)}
.sticky-side{position:sticky;top:calc(var(--hdr) + 32px)}
.mt-0{margin-top:0}.mt-1{margin-top:16px}.mt-2{margin-top:32px}.mt-3{margin-top:56px}.mt-4{margin-top:88px}
.mb-0{margin-bottom:0}
.center{text-align:center}
.nowrap{white-space:nowrap}
.page-404{min-height:100svh;display:flex;align-items:center}
.lab.offer{grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr)}
.lab.offer .stage{min-height:min(64vh,620px)}
.lab.offer .lab-ui{justify-content:center;gap:16px;padding:clamp(24px,4vw,48px);max-height:none}
@media (max-width:1000px){.lab.offer{grid-template-columns:minmax(0,1fr)}.lab.offer .stage{min-height:52vh}}

/* светлая секция раскрывается шторкой */
.paper.curtain{--c:1;clip-path:inset(calc(var(--c) * 7%) calc(var(--c) * 5%) 0 calc(var(--c) * 5%) round calc(var(--c) * 28px));will-change:clip-path}
.paper.curtain>.wrap{transform:translateY(calc(var(--c) * 48px));opacity:calc(1 - var(--c) * .6)}
@media (prefers-reduced-motion:reduce){.paper.curtain{clip-path:none}.paper.curtain>.wrap{transform:none;opacity:1}}
.dim{position:absolute;left:0;top:0;pointer-events:none;font:400 11px/1 var(--mono);color:#fff;background:rgba(214,24,42,.92);padding:4px 6px;border-radius:3px;white-space:nowrap;will-change:transform}
.story-steps.slim .story-step{min-height:58vh}
.paper .cell-link .more{color:var(--paper-ink)}
.paper .objlist{border-color:#bdb7ad}
.paper .obj{border-color:var(--paper-line)}
.paper .obj:hover{background:#e2ded7}
.paper .obj .c{color:#4e5257}.paper .obj .i{color:#8a8d91}
/* цифровое КП */
.kp-gate{min-height:100svh;display:flex;align-items:center;justify-content:center;padding:24px}
.kp-gate form{width:100%;max-width:420px;display:grid;gap:14px;border:1px solid var(--line);border-radius:8px;padding:32px;background:var(--bg-2)}
.kp-gate .err{color:var(--accent-2);font-size:14px;min-height:20px;margin:0}
.tabs{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:20px}
.tabpanel[hidden]{display:none}
.totals{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.total{border:1px solid var(--line);border-radius:6px;padding:22px;background:var(--bg-2);display:flex;flex-direction:column;gap:10px;cursor:pointer;transition:border-color .25s,transform .3s var(--ease);text-align:left}
.total:hover{border-color:var(--line-3);transform:translateY(-3px)}
.total[aria-pressed=true]{border-color:var(--accent)}
.total .k{font:400 11px var(--mono);color:var(--accent-2);letter-spacing:.1em}
.total b{font-size:clamp(24px,2.4vw,34px);letter-spacing:-.03em;line-height:1.05;white-space:nowrap}
.total b small{font-size:.5em;color:var(--muted);font-weight:700;margin-left:4px}
.total .bar{height:6px;border-radius:3px;background:var(--line);overflow:hidden}
.total .bar i{display:block;height:100%;background:var(--accent);transform-origin:left;transform:scaleX(var(--w));transition:transform 1.2s var(--ease)}
.total p{margin:0;color:var(--muted);font-size:13px}
@media (max-width:1000px){.totals{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:520px){.totals{grid-template-columns:minmax(0,1fr)}}
.spec tr.sum td{font-weight:800;color:var(--text);border-top:1px solid var(--line-3)}
.paper .spec tr.sum td{color:var(--paper-ink);border-top-color:#9d978d}
.spec tr.grp td{font:400 11px var(--mono);text-transform:uppercase;letter-spacing:.08em;color:var(--dim);padding-top:22px}
.spec tr.total-row td{font-weight:800;font-size:18px;color:var(--accent-ink)}
.kp-hdr{position:fixed;inset:0 0 auto;z-index:50;height:64px;background:rgba(14,16,18,.82);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.kp-hdr .wrap{height:100%;display:flex;align-items:center;gap:20px;max-width:1520px}
.kp-hdr .tag{margin-right:auto}
.paper .chip{color:#5b5f64;border-color:#bdb7ad}
.paper .chip i{background:#bdb7ad}
.paper .chip[aria-pressed=true]{color:var(--paper-ink);border-color:var(--paper-ink);background:#fff}
.paper .chip:hover{color:var(--paper-ink);border-color:var(--paper-ink)}
.type-img.type-svg{background:var(--bg);display:flex;align-items:center;padding:18px 18px 8px;border-bottom:1px solid var(--line)}
.shield{position:absolute;left:16px;bottom:16px;z-index:3;display:flex;align-items:center;gap:12px;padding:12px 16px 12px 12px;border-radius:6px;background:rgba(14,16,18,.82);border:1px solid var(--line-2);backdrop-filter:blur(6px);color:var(--accent-2);pointer-events:none;transition:border-color .3s,color .3s;animation:shieldIn .5s var(--ease)}
.shield[hidden]{display:none}
.shield svg{width:34px;height:34px;flex:none}
.shield .ok{stroke-dasharray:14;stroke-dashoffset:14;transition:stroke-dashoffset .6s var(--ease)}
.shield b{display:block;color:var(--text);font-size:15px;letter-spacing:-.01em}
.shield span{font:400 11px var(--mono);color:var(--muted);letter-spacing:.04em}
.shield i{font-style:normal;color:var(--text)}
.shield.done{border-color:#2fbf71;color:#2fbf71}
.shield.done .ok{stroke-dashoffset:0}
@keyframes shieldIn{from{opacity:0;transform:translateY(10px)}}
@media (max-width:560px){.shield{left:10px;bottom:10px;padding:8px 10px}.shield svg{width:26px;height:26px}.shield b{font-size:13px}}
.stage canvas{transition:opacity .9s var(--ease)}.stage:not(.ready) canvas{opacity:0}