/* ============================================================
   Егор Пухальский — личный сайт инженера
   Один файл стилей для всех страниц. Без внешних зависимостей.
   ============================================================ */

:root{
  --bg:#0a0d10; --bg-2:#0e1318; --panel:#11171d; --panel-2:#151c23;
  --line:rgba(255,255,255,.09); --line-2:rgba(255,255,255,.18);
  --ink:#e9edf0; --ink-dim:#97a4ae; --ink-mute:#6b7883;
  --accent:#e8762a; --accent-2:#ffa25c; --accent-soft:rgba(232,118,42,.13);
  --bg-rgb:10,13,16;
  --sans:-apple-system,BlinkMacSystemFont,"SF Pro Text","Helvetica Neue",Arial,sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --maxw:1240px;
  --pad:clamp(20px,4.6vw,56px);
  --r:3px;
  color-scheme:dark;
}

/* светлая тема для страниц-статей */
body.reading{
  --bg:#f4f1ea; --bg-2:#efebe2; --panel:#ffffff; --panel-2:#faf7f1;
  --line:rgba(20,24,28,.12); --line-2:rgba(20,24,28,.28);
  --ink:#15191d; --ink-dim:#5b656e; --ink-mute:#8a9299;
  --accent:#c25a13; --accent-2:#e0701f; --accent-soft:rgba(194,90,19,.10);
  --bg-rgb:244,241,234;
  color-scheme:light;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0; background:var(--bg); color:var(--ink);
  font:17px/1.6 var(--sans); letter-spacing:-.005em;
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img,svg{max-width:100%}
a{color:inherit}
::selection{background:var(--accent);color:#120b05}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}

/* мягкая сетка + зерно на фоне */
body::before{
  content:""; position:fixed; inset:0; z-index:0; pointer-events:none;
  background:
    linear-gradient(90deg,var(--line) 1px,transparent 1px) 0 0/120px 100%,
    radial-gradient(1200px 600px at 78% -10%,rgba(232,118,42,.10),transparent 60%);
  opacity:.55; mask-image:linear-gradient(180deg,#000 0%,transparent 55%);
}
body.reading::before{display:none}

.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}

/* ---------- каркас ---------- */
.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 var(--pad);position:relative;z-index:1}
.section{padding:clamp(64px,8.4vw,124px) 0;position:relative}
.section + .section{border-top:1px solid var(--line)}

.sec-head{display:grid;grid-template-columns:auto minmax(0,1fr);gap:clamp(14px,3vw,44px);margin-bottom:clamp(30px,4.4vw,58px)}
.sec-num{font-family:var(--mono);font-size:11.5px;letter-spacing:.16em;color:var(--accent);padding-top:10px}
.sec-title{font-size:clamp(27px,3.9vw,44px);line-height:1.08;letter-spacing:-.032em;font-weight:650;margin:0}
.sec-sub{color:var(--ink-dim);max-width:60ch;margin:14px 0 0;font-size:clamp(15px,1.2vw,17px)}

/* ---------- шапка ---------- */
.progress{position:fixed;top:0;left:0;height:2px;width:0;background:var(--accent);z-index:90}
.site-head{
  position:fixed;top:0;left:0;right:0;z-index:80;
  background:rgba(var(--bg-rgb),0);border-bottom:1px solid transparent;
  backdrop-filter:blur(16px) saturate(130%);-webkit-backdrop-filter:blur(16px) saturate(130%);
  transition:background .3s ease,border-color .3s ease;
}
.site-head.solid{background:rgba(var(--bg-rgb),.86);border-bottom-color:var(--line)}
.head-in{max-width:var(--maxw);margin:0 auto;padding:0 var(--pad);height:72px;display:flex;align-items:center;gap:26px}
.brand{text-decoration:none;display:block;flex:none}
.brand b{display:block;font-size:15.5px;font-weight:650;letter-spacing:-.015em}
.brand span{display:block;font-family:var(--mono);font-size:10px;letter-spacing:.15em;text-transform:uppercase;color:var(--ink-mute);margin-top:2px}
.nav{display:flex;gap:24px;margin-left:auto}
.nav a{font-size:14.5px;color:var(--ink-dim);text-decoration:none;position:relative;padding:5px 0;white-space:nowrap}
.nav a::after{content:"";position:absolute;left:0;right:100%;bottom:0;height:1px;background:var(--accent);transition:right .26s cubic-bezier(.2,.7,.2,1)}
.nav a:hover{color:var(--ink)}
.nav a:hover::after,.nav a[aria-current="page"]::after{right:0}
.nav a[aria-current="page"]{color:var(--ink)}

.head-tel{display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-size:13px;color:var(--ink);text-decoration:none;padding:9px 14px;border:1px solid var(--line-2);border-radius:2px;transition:border-color .2s,color .2s,background .2s}
.head-tel:hover{border-color:var(--accent);color:var(--accent-2);background:var(--accent-soft)}
.burger{display:none;width:44px;height:44px;border:1px solid var(--line);background:transparent;border-radius:2px;align-items:center;justify-content:center;cursor:pointer;margin-left:auto;color:var(--ink)}
.burger i{display:block;width:18px;height:1.5px;background:currentColor;position:relative}
.burger i::before,.burger i::after{content:"";position:absolute;left:0;width:18px;height:1.5px;background:currentColor;transition:transform .2s,top .2s}
.burger i::before{top:-6px}.burger i::after{top:6px}

.mnav{position:fixed;inset:0;z-index:79;background:rgba(var(--bg-rgb),.97);backdrop-filter:blur(10px);display:flex;flex-direction:column;justify-content:center;gap:6px;padding:80px var(--pad) 40px;opacity:0;pointer-events:none;transition:opacity .22s}
.mnav.open{opacity:1;pointer-events:auto}
.mnav a{font-size:clamp(22px,7vw,34px);letter-spacing:-.03em;text-decoration:none;padding:10px 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:baseline}
.mnav a span{font-family:var(--mono);font-size:11px;color:var(--ink-mute);letter-spacing:.14em}
.mnav .mcontacts{margin-top:26px;display:flex;flex-wrap:wrap;gap:10px}

/* ---------- герой ---------- */
.hero{padding:clamp(104px,15vh,168px) 0 clamp(48px,7vw,86px);position:relative}
.hero-grid{display:grid;grid-template-columns:minmax(0,.94fr) minmax(0,1.06fr);gap:clamp(24px,4vw,60px);align-items:center}
.eyebrow{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-mute);margin:0 0 20px}
.eyebrow .dot{width:5px;height:5px;background:var(--accent);border-radius:50%;box-shadow:0 0 0 4px var(--accent-soft);animation:blip 2.6s ease-in-out infinite}
@keyframes blip{0%,100%{opacity:1}50%{opacity:.35}}

.hero h1{
  font-size:clamp(30px,4.4vw,54px);line-height:1.05;letter-spacing:-.045em;font-weight:680;
  margin:0 0 22px;
}
.hero h1 .l{display:block;overflow:hidden}
.hero h1 .l > span{display:block;transition:transform .85s cubic-bezier(.16,.84,.28,1)}
.js .hero h1 .l > span{transform:translateY(115%)}
.js .hero.is-in h1 .l > span{transform:none}
.hero.is-in h1 .l:nth-child(1) > span{transition-delay:.05s}
.hero.is-in h1 .l:nth-child(2) > span{transition-delay:.14s}
.hero.is-in h1 .l:nth-child(3) > span{transition-delay:.23s}
.hero h1 em{font-style:normal;color:var(--accent)}

.lead{font-size:clamp(15.5px,1.35vw,18.5px);color:var(--ink-dim);max-width:54ch;margin:0 0 30px}
.lead b{color:var(--ink);font-weight:600}

.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:38px}
.btn{display:inline-flex;align-items:center;gap:9px;padding:14px 21px;border-radius:2px;font-size:15px;font-weight:600;text-decoration:none;border:1px solid transparent;cursor:pointer;transition:background .2s,border-color .2s,color .2s,transform .18s}
.btn svg{flex:none}
.btn-primary{background:var(--accent);color:#160c04}
.btn-primary:hover{background:var(--accent-2);transform:translateY(-1px)}
.btn-ghost{border-color:var(--line-2);color:var(--ink)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent-2)}
.btn-lg{padding:16px 26px;font-size:16px}

.facts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line)}
.facts div{background:var(--bg);padding:14px 16px}
.facts dt{font-family:var(--mono);font-size:9.5px;letter-spacing:.15em;text-transform:uppercase;color:var(--ink-mute);margin:0 0 6px}
.facts dd{margin:0;font-size:13.5px;line-height:1.35}
.facts dd b{font-weight:600}
.facts a{text-decoration:none;border-bottom:1px solid var(--line-2)}
.facts a:hover{border-color:var(--accent);color:var(--accent-2)}

/* схема в герое */
.plan{position:relative}
.plan svg{display:block;width:100%;height:auto;overflow:visible}
.plan-cap{display:flex;justify-content:space-between;gap:14px;margin-top:12px;font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-mute)}
.plan-cap b{color:var(--accent);font-weight:500}
.pl-grid{stroke:var(--line);stroke-width:1}
.pl-zone{stroke:rgba(232,118,42,.35);stroke-width:1;fill:rgba(232,118,42,.10)}
.pl-bld{fill:rgba(255,255,255,.025);stroke:var(--line-2);stroke-width:1.2}
.pl-route{fill:none;stroke:rgba(232,118,42,.5);stroke-width:1.4;stroke-dasharray:5 5}
.pl-cam{fill:var(--accent);stroke:none}
.pl-lbl{fill:var(--ink-mute);font-family:var(--mono);font-size:8px;letter-spacing:1.1px}
.pl-lbl-hi{fill:var(--accent-2);font-family:var(--mono);font-size:8px;letter-spacing:1.1px}
.pl-pulse{fill:var(--accent-2)}
.pl-dim{stroke:var(--line-2);stroke-width:1}
@keyframes dashmove{to{stroke-dashoffset:-40}}
.pl-route{animation:dashmove 2.4s linear infinite}
@keyframes bridge{0%,100%{opacity:.25}50%{opacity:.9}}
.pl-wifi{animation:bridge 3.2s ease-in-out infinite}

/* ---------- услуги ---------- */
.svc-list{border-top:1px solid var(--line-2)}
.svc{border-bottom:1px solid var(--line)}
.svc-head{
  width:100%;display:grid;grid-template-columns:52px minmax(0,1fr) auto;gap:clamp(10px,2vw,26px);
  align-items:baseline;padding:22px 0;background:none;border:0;color:inherit;text-align:left;cursor:pointer;
  font:inherit;transition:padding .25s;
}
.svc-head:hover{padding-left:8px}
.svc-n{font-family:var(--mono);font-size:11px;color:var(--ink-mute);letter-spacing:.1em;transition:color .2s}
.svc-t{font-size:clamp(19px,2.3vw,27px);font-weight:600;letter-spacing:-.025em;line-height:1.2;transition:color .2s}
.svc-head:hover .svc-t{color:var(--accent-2)}
.svc-head[aria-expanded="true"] .svc-t{color:var(--accent-2)}
.svc-head[aria-expanded="true"] .svc-n{color:var(--accent)}
.svc-plus{width:14px;height:14px;position:relative;flex:none;align-self:center;opacity:.6;transition:transform .3s,opacity .2s}
.svc-plus::before,.svc-plus::after{content:"";position:absolute;background:currentColor;left:0;top:6.5px;width:14px;height:1px}
.svc-plus::after{transform:rotate(90deg);transition:transform .3s}
.svc-head[aria-expanded="true"] .svc-plus{opacity:1}
.svc-head[aria-expanded="true"] .svc-plus::after{transform:rotate(0)}
.svc-body{overflow:hidden}
.js .svc-body{max-height:0;transition:max-height .4s cubic-bezier(.2,.75,.2,1)}
.svc-body-in{padding:0 0 26px 52px;max-width:74ch;color:var(--ink-dim);font-size:15.5px;line-height:1.65}
.svc-body-in p{margin:0 0 12px}
.svc-body-in ul{margin:0;padding-left:18px}
.svc-body-in li{margin:4px 0}
.svc-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:14px}
.tag{font-family:var(--mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-dim);border:1px solid var(--line);padding:4px 8px;border-radius:2px}
.tag.hot{color:var(--accent-2);border-color:rgba(232,118,42,.4)}

/* ---------- процесс ---------- */
.steps{display:grid;grid-template-columns:minmax(0,1fr);gap:0;counter-reset:st}
.step{display:grid;grid-template-columns:minmax(0,64px) minmax(0,1fr) minmax(0,1.1fr);gap:clamp(10px,2vw,30px);padding:clamp(20px,2.6vw,30px) 0;border-top:1px solid var(--line)}
.step:last-child{border-bottom:1px solid var(--line)}
.step-n{font-family:var(--mono);font-size:12px;color:var(--accent);letter-spacing:.1em;padding-top:5px}
.step h3{margin:0;font-size:clamp(18px,1.9vw,23px);letter-spacing:-.02em;font-weight:620;line-height:1.25}
.step p{margin:0;color:var(--ink-dim);font-size:15.5px;line-height:1.62;max-width:56ch}
.step .out{grid-column:3;display:block;font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-mute);margin-top:10px}
.step.past .step-n{color:var(--accent-2)}
.step.past h3{color:var(--ink)}

/* ---------- объекты ---------- */
.obj-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(310px,1fr));gap:1px;background:var(--line);border:1px solid var(--line)}
.obj{background:var(--bg);padding:clamp(22px,2.4vw,30px);position:relative;transition:background .25s}
.obj:hover{background:var(--panel)}
.obj-k{font-family:var(--mono);font-size:10px;letter-spacing:.15em;text-transform:uppercase;color:var(--accent);margin:0 0 14px}
.obj h3{margin:0 0 10px;font-size:21px;letter-spacing:-.02em;font-weight:620}
.obj p{margin:0;color:var(--ink-dim);font-size:14.8px;line-height:1.6}
.obj ul{margin:12px 0 0;padding:0;list-style:none;display:flex;flex-wrap:wrap;gap:6px}
.obj li{font-family:var(--mono);font-size:10.5px;letter-spacing:.06em;color:var(--ink-mute);border:1px solid var(--line);padding:3px 7px;border-radius:2px}
.obj-note{margin:22px 0 0;font-size:13.5px;color:var(--ink-mute);max-width:80ch}

/* ---------- обо мне ---------- */
.about-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:clamp(24px,4vw,58px);align-items:start}
.about-text p{font-size:clamp(16px,1.35vw,18.5px);line-height:1.68;color:var(--ink-dim);margin:0 0 18px;max-width:62ch}
.about-text p b{color:var(--ink);font-weight:600}
.about-text .lead-note{color:var(--ink);font-size:clamp(19px,1.7vw,23px);line-height:1.45;letter-spacing:-.02em;font-weight:600;margin-bottom:22px}
.creds{border:1px solid var(--line);background:var(--panel);padding:clamp(20px,2.2vw,26px)}
.creds h4{margin:0 0 16px;font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-mute);font-weight:500}
.creds ul{list-style:none;margin:0;padding:0;display:grid;gap:1px;background:var(--line)}
.creds li{background:var(--panel);padding:12px 0;display:grid;grid-template-columns:18px minmax(0,1fr);gap:10px;font-size:14.5px;line-height:1.45}
.creds li::before{content:"";width:7px;height:7px;border:1px solid var(--accent);margin-top:7px;border-radius:50%}
.creds li.no::before{border-color:var(--ink-mute);border-style:dashed}
.creds .foot{margin:18px 0 0;font-size:13px;color:var(--ink-mute);line-height:1.55}

/* ---------- блог-тизер ---------- */
.post-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:clamp(16px,2vw,24px)}
.post-card{display:flex;flex-direction:column;border:1px solid var(--line);background:var(--panel);text-decoration:none;transition:border-color .25s,background .25s,transform .25s}
.post-card:hover{border-color:var(--line-2);background:var(--panel-2);transform:translateY(-3px)}
.post-fig{border-bottom:1px solid var(--line);aspect-ratio:16/9;display:grid;place-items:center;background:radial-gradient(120% 120% at 70% 0%,var(--accent-soft),transparent 65%);overflow:hidden}
.post-fig svg{width:100%;height:100%}
.post-body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-meta{display:flex;gap:10px;align-items:center;font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-mute)}
.post-body h3{margin:0;font-size:19.5px;line-height:1.3;letter-spacing:-.02em;font-weight:620}
.post-body p{margin:0;font-size:14.5px;color:var(--ink-dim);line-height:1.55}
.post-more{margin-top:auto;font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-2);display:flex;align-items:center;gap:8px}
.post-card:hover .post-more span{transform:translateX(4px)}
.post-more span{transition:transform .25s}

/* ---------- цены-тизер ---------- */
.price-teaser{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:clamp(20px,3vw,40px);align-items:end;border:1px solid var(--line);background:linear-gradient(120deg,var(--panel),var(--bg));padding:clamp(24px,3.4vw,44px)}
.price-teaser h3{margin:0 0 12px;font-size:clamp(22px,2.6vw,32px);letter-spacing:-.03em;line-height:1.15;font-weight:650}
.price-teaser p{margin:0;color:var(--ink-dim);max-width:56ch;font-size:15.5px}
.price-teaser .mini{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}

/* ---------- контакт ---------- */
.contact{padding:clamp(64px,9vw,120px) 0;position:relative;border-top:1px solid var(--line)}
.contact-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:clamp(26px,4vw,60px);align-items:start}
.contact h2{font-size:clamp(28px,4.2vw,50px);line-height:1.04;letter-spacing:-.04em;margin:0 0 18px;font-weight:680;max-width:18ch}
.contact p{color:var(--ink-dim);margin:0 0 26px;max-width:50ch}
.clinks{display:grid;gap:1px;background:var(--line);border:1px solid var(--line)}
.clink{display:flex;justify-content:space-between;align-items:center;gap:14px;background:var(--bg);padding:18px 18px;text-decoration:none;transition:background .2s,padding .2s}
.clink:hover{background:var(--panel);padding-left:24px}
.clink .k{font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-mute);display:block;margin-bottom:4px}
.clink .v{font-size:16.5px;font-weight:600;letter-spacing:-.01em}
.clink .ar{color:var(--accent);transition:transform .2s}
.clink:hover .ar{transform:translateX(4px)}
.contact-note{font-size:13px;color:var(--ink-mute);margin:18px 0 0;max-width:46ch;line-height:1.6}

/* ---------- подвал ---------- */
.site-foot{border-top:1px solid var(--line);padding:clamp(36px,5vw,56px) 0 40px;background:var(--bg-2)}
.foot-grid{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr) minmax(0,1fr);gap:clamp(20px,3vw,40px)}
.foot-grid h5{margin:0 0 12px;font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-mute);font-weight:500}
.foot-grid p,.foot-grid a{font-size:14px;color:var(--ink-dim);text-decoration:none;line-height:1.6;margin:0 0 6px;display:block}
.foot-grid a:hover{color:var(--accent-2)}
.foot-bottom{display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;margin-top:clamp(28px,4vw,44px);padding-top:20px;border-top:1px solid var(--line);font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-mute)}
.foot-bottom a{color:var(--ink-mute);text-decoration:none}
.foot-bottom a:hover{color:var(--accent-2)}

/* мобильная панель связи */
.mobar{display:none}

/* ---------- анимации появления ---------- */
.js .rv{opacity:0;transform:translateY(22px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
.js .rv.in{opacity:1;transform:none}
.rv.d1{transition-delay:.07s}.rv.d2{transition-delay:.14s}.rv.d3{transition-delay:.21s}.rv.d4{transition-delay:.28s}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{animation-duration:.001s!important;animation-iteration-count:1!important;transition-duration:.001s!important}
  .rv{opacity:1;transform:none}
  .hero h1 .l > span{transform:none}
}

/* ============================================================
   БЛОГ
   ============================================================ */
.page-head{padding:clamp(104px,14vh,150px) 0 clamp(30px,4vw,50px)}
.page-head h1{font-size:clamp(30px,5vw,58px);line-height:1.03;letter-spacing:-.045em;margin:0 0 16px;font-weight:680;max-width:22ch}
.page-head p{color:var(--ink-dim);max-width:58ch;margin:0;font-size:clamp(15px,1.3vw,17.5px)}

.filters{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 clamp(26px,3vw,38px)}
.chip{font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-dim);background:transparent;border:1px solid var(--line-2);padding:8px 13px;border-radius:2px;cursor:pointer;transition:.2s}
.chip:hover{border-color:var(--accent);color:var(--accent-2)}
.chip[aria-pressed="true"]{background:var(--accent);border-color:var(--accent);color:#160c04}

.post-list{display:grid;gap:1px;background:var(--line);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.post-row{display:grid;grid-template-columns:minmax(0,170px) minmax(0,1fr) auto;gap:clamp(14px,2.4vw,34px);align-items:start;padding:clamp(20px,2.6vw,30px) 0;background:var(--bg);text-decoration:none;transition:background .22s,padding-left .22s}
.post-row:hover{background:var(--panel);padding-left:12px}
.post-row .pn{font-family:var(--mono);font-size:11px;color:var(--ink-mute);letter-spacing:.12em;padding-top:6px}
.post-row h3{margin:0 0 8px;font-size:clamp(19px,2.1vw,25px);letter-spacing:-.025em;font-weight:620;line-height:1.24}
.post-row p{margin:0;color:var(--ink-dim);font-size:14.8px;line-height:1.55;max-width:62ch}
.post-row .rm{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.post-row .go{font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-2);white-space:nowrap;padding-top:6px}
.empty{padding:40px 0;color:var(--ink-mute);font-size:15px}

/* ---------- статья ---------- */
.art-head{padding:clamp(100px,13vh,140px) 0 clamp(24px,3vw,38px);border-bottom:1px solid var(--line)}
.art-eyebrow{font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);margin:0 0 18px}
.art-head h1{font-size:clamp(29px,4.6vw,52px);line-height:1.06;letter-spacing:-.042em;margin:0 0 18px;font-weight:680;max-width:20ch}
.art-deck{font-size:clamp(16px,1.4vw,19px);color:var(--ink-dim);max-width:60ch;margin:0 0 24px}
.art-meta{display:flex;flex-wrap:wrap;gap:8px 18px;font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-mute)}
.art-meta b{color:var(--ink-dim);font-weight:500}

.prose{max-width:70ch;padding:clamp(34px,4.6vw,58px) 0 clamp(40px,5vw,70px);font-size:clamp(16.5px,1.25vw,18px);line-height:1.75}
.prose > *:first-child{margin-top:0}
.prose h2{font-size:clamp(22px,2.3vw,29px);line-height:1.2;letter-spacing:-.028em;margin:2.2em 0 .6em;font-weight:650}
.prose h3{font-size:clamp(18px,1.6vw,21px);letter-spacing:-.02em;margin:1.8em 0 .5em;font-weight:620}
.prose p{margin:0 0 1.1em}
.prose ul,.prose ol{margin:0 0 1.3em;padding-left:1.3em}
.prose li{margin:.35em 0}
.prose li::marker{color:var(--accent)}
.prose strong{font-weight:640;color:var(--ink)}
.prose a{color:var(--accent);text-underline-offset:3px;text-decoration-thickness:1px}
.prose code{font-family:var(--mono);font-size:.88em;background:var(--panel);border:1px solid var(--line);padding:.1em .38em;border-radius:2px}
.prose hr{border:0;border-top:1px solid var(--line);margin:2.4em 0}
.prose blockquote{margin:1.6em 0;padding:0 0 0 18px;border-left:2px solid var(--accent);color:var(--ink-dim)}
.prose blockquote p:last-child{margin:0}

.note-box{margin:1.8em 0;border:1px solid var(--line);border-left:2px solid var(--accent);background:var(--panel);padding:18px 20px}
.note-box .nb-k{font-family:var(--mono);font-size:9.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);margin:0 0 8px}
.note-box p{margin:0 0 .7em;font-size:15.5px;line-height:1.62}
.note-box p:last-child{margin:0}

.fig{margin:1.9em 0;border:1px solid var(--line);background:var(--panel);padding:16px}
.fig svg{display:block;width:100%;height:auto}
.fig figcaption{font-family:var(--mono);font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-mute);margin-top:12px;line-height:1.5}
.fig .cap-plain{text-transform:none;letter-spacing:0;font-family:var(--sans);font-size:13px;color:var(--ink-dim)}

.prose table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px}
.prose th{text-align:left;font-family:var(--mono);font-size:9.8px;letter-spacing:.13em;text-transform:uppercase;color:var(--ink-mute);font-weight:500;padding:0 12px 10px 0;border-bottom:1px solid var(--line-2)}
.prose td{padding:11px 12px 11px 0;border-bottom:1px solid var(--line);vertical-align:top}
.prose td:last-child,.prose th:last-child{padding-right:0}

.art-foot{border-top:1px solid var(--line);padding:clamp(28px,3.4vw,40px) 0 clamp(50px,6vw,80px)}
.art-foot-in{display:flex;flex-wrap:wrap;gap:18px;justify-content:space-between;align-items:center}
.art-foot p{margin:0;font-size:14px;color:var(--ink-dim);max-width:52ch}
.art-cta{display:flex;gap:10px;flex-wrap:wrap}

/* ---------- прайс ---------- */
.price-groups{display:grid;gap:clamp(30px,4vw,52px)}
.pgroup h2{display:flex;align-items:baseline;gap:14px;font-size:clamp(19px,2vw,24px);letter-spacing:-.02em;margin:0 0 16px;font-weight:640}
.pgroup h2 span{font-family:var(--mono);font-size:11px;color:var(--accent);letter-spacing:.12em;font-weight:400}
.ptable{width:100%;border-collapse:collapse}
.ptable thead th{font-family:var(--mono);font-size:9.8px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-mute);font-weight:500;text-align:left;padding:0 0 10px;border-bottom:1px solid var(--line-2)}
.ptable thead th.r{text-align:right}
.ptable td{padding:14px 0;border-bottom:1px solid var(--line);vertical-align:top;font-size:15.5px}
.ptable td.n small{display:block;color:var(--ink-mute);font-size:13px;margin-top:3px;line-height:1.45}
.ptable td.u{font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-mute);width:70px;white-space:nowrap}
.ptable td.p{text-align:right;font-family:var(--mono);font-size:14px;white-space:nowrap;color:var(--ink)}
.ptable tr:hover td{background:var(--panel)}
.price-note{margin-top:clamp(28px,3.4vw,44px);border:1px solid var(--line);background:var(--panel);padding:clamp(20px,2.4vw,30px)}
.price-note h3{margin:0 0 12px;font-size:18px;letter-spacing:-.02em}
.price-note ul{margin:0;padding-left:18px;color:var(--ink-dim);font-size:15px;line-height:1.6}
.price-note li{margin:5px 0}
.price-note li::marker{color:var(--accent)}

/* ---------- адаптив ---------- */
@media (max-width:1000px){
  .nav{display:none}
  .head-tel{display:none}
  .burger{display:flex}
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .plan{order:2;max-width:560px}
  .facts{grid-template-columns:repeat(2,minmax(0,1fr))}
  .about-grid,.contact-grid,.price-teaser{grid-template-columns:1fr}
  .step{grid-template-columns:minmax(0,44px) minmax(0,1fr);row-gap:8px}
  .step p,.step .out{grid-column:2}
  .post-row{grid-template-columns:minmax(0,1fr) auto}
  .post-row .pn{display:none}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:720px){
  body{font-size:16px}
  .section{padding:56px 0}
  .hero{padding-top:96px}
  .svc-head{grid-template-columns:34px minmax(0,1fr) auto;padding:18px 0}
  .svc-body-in{padding-left:34px}
  .hero-actions .btn{flex:1 1 auto;justify-content:center}
  .mobar{
    display:grid;grid-template-columns:1fr 1fr;gap:1px;position:fixed;left:0;right:0;bottom:0;z-index:75;
    background:var(--line);border-top:1px solid var(--line-2);padding-bottom:env(safe-area-inset-bottom)
  }
  .mobar a{background:var(--bg);padding:15px 10px;text-align:center;text-decoration:none;font-size:14px;font-weight:600}
  .mobar a.tg{background:var(--accent);color:#160c04}
  .site-foot{padding-bottom:86px}
  .foot-grid{grid-template-columns:1fr}
  .post-card{transform:none!important}
  .prose{font-size:16.5px}
  .prose table{font-size:14px}
  .ptable td.n{font-size:14.5px}
  .price-teaser .btn{width:100%;justify-content:center}
}
@media print{
  .site-head,.mobar,.progress,.mnav{display:none}
  body{background:#fff;color:#000}
}


/* ============================================================
   БОЛЬШАЯ СХЕМА ОБЪЕКТА
   ============================================================ */
.scheme-sec{padding-top:clamp(36px,5vw,64px)}
.scheme{display:grid;gap:14px}
.scheme-canvas{
  position:relative;border:1px solid var(--line);overflow:hidden;
  background:radial-gradient(130% 120% at 50% 0%,#0d141a,#0a0d10 72%);
}
.sg-svg{display:block;width:100%;height:auto}
.sg-layer{transition:opacity .35s ease}

/* подписи внутри схемы */
.sg-name{font-family:var(--sans);font-size:17px;font-weight:600;letter-spacing:.04em;fill:rgba(233,237,240,.95)}
.sg-sub{font-family:var(--mono);font-size:11px;letter-spacing:.9px;fill:rgba(233,237,240,.68)}
.sg-lbl{font-family:var(--mono);font-size:10.5px;letter-spacing:1px;fill:rgba(233,237,240,.6)}
.sg-tag{font-family:var(--mono);font-size:10px;letter-spacing:1.2px}

/* движущиеся сигналы */
.sg-flow{stroke-linecap:round;animation-name:sgflow;animation-timing-function:linear;animation-iteration-count:infinite}
@keyframes sgflow{from{stroke-dashoffset:0}to{stroke-dashoffset:-100}}

/* фокус по типу линии */
.scheme[data-focus="fiber"] .sg-layer:not(.sg-geo):not(.sg-fiber),
.scheme[data-focus="utp"] .sg-layer:not(.sg-geo):not(.sg-utp),
.scheme[data-focus="radio"] .sg-layer:not(.sg-geo):not(.sg-radio),
.scheme[data-focus="signal"] .sg-layer:not(.sg-geo):not(.sg-signal),
.scheme[data-focus="cams"] .sg-layer:not(.sg-geo):not(.sg-cams){opacity:.12}

/* легенда */
.scheme-foot{display:flex;flex-wrap:wrap;align-items:center;gap:12px 22px}
.eq{display:flex;flex-wrap:wrap;gap:10px 20px;padding:2px 0}
.eq span{display:flex;align-items:center;gap:7px;font-size:12.5px;color:var(--ink-dim);white-space:nowrap}
.eq svg{flex:none}
.lg{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line)}
.lg-item{
  display:grid;grid-template-columns:24px minmax(0,1fr);gap:9px;align-items:center;
  background:var(--bg);border:0;color:inherit;text-align:left;padding:12px 14px;
  font:inherit;cursor:pointer;transition:background .2s;
}
.lg-item:hover{background:var(--panel)}
.lg-item[aria-pressed="true"]{background:var(--panel-2)}
.lg-item[aria-pressed="true"] .lg-txt b{color:var(--accent-2)}
.lg-dot i{display:block;width:18px;height:3px;border-radius:2px}
.lg-txt b{display:block;font-size:14px;font-weight:600;letter-spacing:-.01em}
.lg-txt small{display:block;font-size:11.5px;color:var(--ink-mute);line-height:1.35;margin-top:3px}
.scheme-counts{display:flex;flex-wrap:wrap;gap:6px}
.scheme-counts span{
  font-family:var(--mono);font-size:9.5px;letter-spacing:.06em;text-transform:uppercase;
  color:var(--ink-mute);border:1px solid var(--line);padding:5px 8px;border-radius:2px;
}
.scheme-counts b{color:var(--ink);font-weight:600}
.scheme-pan{display:none;margin:0;font-family:var(--mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-mute)}
.scheme-note{margin:0;font-size:12.5px;line-height:1.55;color:var(--ink-mute);flex:1 1 320px;min-width:220px}

/* страница «схема крупно» */
.scheme-page{overflow:hidden}
.scheme-zoom{padding:clamp(80px,11vh,112px) 0 0}
.zoom-title{font-size:clamp(26px,3.4vw,42px);line-height:1.06;letter-spacing:-.035em;margin:0 0 12px}
.zoom-sub{color:var(--ink-dim);max-width:72ch;margin:0;font-size:clamp(14.5px,1.2vw,16.5px)}
.zoom-tools{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin:20px auto 10px;padding:0 var(--pad)}
.zoom-tools .btn{padding:9px 14px;font-family:var(--mono);font-size:13px}
.zoom-hint{font-family:var(--mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-mute);margin-left:6px}
.zoom-stage{overflow:hidden;cursor:grab;touch-action:none;padding:0 var(--pad) 40px}
.zoom-stage:active{cursor:grabbing}
.zoom-inner{transform-origin:0 0;will-change:transform}
.scheme-page .scheme{grid-template-columns:minmax(0,1fr)}

@media (max-width:1000px){
  .scheme-pan{display:block}
  .lg{grid-template-columns:repeat(2,minmax(0,1fr))}
  .scheme-canvas{overflow-x:auto;-webkit-overflow-scrolling:touch}
  .scheme-canvas .sg-svg{min-width:980px}
  .scheme-canvas .sg-name{font-size:19px}
  .scheme-canvas .sg-sub{font-size:12px}
  .scheme-canvas .sg-lbl{font-size:12px}
}
@media (max-width:720px){
  .lg{grid-template-columns:1fr}
  .scheme-canvas .sg-svg{min-width:900px}
  .zoom-tools .btn{padding:8px 12px}
  .zoom-hint{display:none}
}
@media (prefers-reduced-motion:reduce){
  .sg-flow{animation:none;opacity:.55}
}


/* ============================================================
   ГАЛЕРЕЯ ЛИСТОВ ДОКУМЕНТАЦИИ
   ============================================================ */
.doc-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(268px,1fr));gap:clamp(12px,1.6vw,18px);align-items:start}
.doc{margin:0;border:1px solid var(--line);background:var(--panel);cursor:zoom-in;overflow:hidden;
     transition:border-color .22s,transform .22s}
.doc:hover{border-color:var(--line-2);transform:translateY(-2px)}
.doc img{display:block;width:100%;height:auto;background:#fff}
.doc .cap{padding:12px 14px 14px;border-top:1px solid var(--line)}
.doc .cap b{display:block;font-size:14.5px;font-weight:600}
.doc .cap span{display:block;font-size:12.5px;color:var(--ink-mute);line-height:1.45;margin-top:4px}
.lightbox{position:fixed;inset:0;z-index:200;display:none;align-items:center;justify-content:center;
          background:rgba(6,9,12,.95);padding:20px;cursor:zoom-out}
.lightbox.on{display:flex}
.lightbox img{max-width:96vw;max-height:90vh;background:#fff;box-shadow:0 20px 60px rgba(0,0,0,.5)}
.lightbox .lb-cap{position:absolute;left:0;right:0;bottom:14px;text-align:center;
                  font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;
                  color:rgba(255,255,255,.55)}
@media (max-width:720px){
  .doc-grid{grid-template-columns:1fr}
}


/* ============================================================
   ХАРАКТЕР: техническая рамка, инспектор, бегущая строка
   ============================================================ */
/* крупные контурные номера разделов */
.sec-num{
  font-size:clamp(34px,4.4vw,62px); line-height:.78; letter-spacing:-.05em; font-weight:700;
  color:transparent; -webkit-text-stroke:1px rgba(232,118,42,.6); padding-top:0;
}
@media (max-width:720px){ .sec-num{font-size:34px;-webkit-text-stroke-width:.8px} }

/* срезанные углы у панелей */
.obj,.price-teaser,.creds,.price-note,.post-card{
  clip-path:polygon(0 0,calc(100% - 16px) 0,100% 16px,100% 100%,16px 100%,0 calc(100% - 16px));
}

/* рамка листа вокруг схемы */
.scheme-frame{position:relative}
.scheme-frame::before{
  content:""; position:absolute; inset:0; pointer-events:none; z-index:2;
  background:
    repeating-linear-gradient(90deg,rgba(255,255,255,.22) 0 1px,transparent 1px 28px) top left/100% 7px no-repeat,
    repeating-linear-gradient(180deg,rgba(255,255,255,.22) 0 1px,transparent 1px 28px) top left/7px 100% no-repeat;
  opacity:.45;
}
.scheme-frame::after{
  content:""; position:absolute; inset:10px; pointer-events:none; z-index:2;
  background:
    linear-gradient(var(--accent),var(--accent)) left top/18px 1px no-repeat,
    linear-gradient(var(--accent),var(--accent)) left top/1px 18px no-repeat,
    linear-gradient(var(--accent),var(--accent)) right top/18px 1px no-repeat,
    linear-gradient(var(--accent),var(--accent)) right top/1px 18px no-repeat,
    linear-gradient(var(--accent),var(--accent)) left bottom/18px 1px no-repeat,
    linear-gradient(var(--accent),var(--accent)) left bottom/1px 18px no-repeat,
    linear-gradient(var(--accent),var(--accent)) right bottom/18px 1px no-repeat,
    linear-gradient(var(--accent),var(--accent)) right bottom/1px 18px no-repeat;
  opacity:.75;
}

/* строка-инспектор над схемой */
.sg-readout{
  display:flex; align-items:baseline; flex-wrap:wrap; gap:6px 14px;
  padding:11px 14px; border:1px solid var(--line); border-left:2px solid var(--accent);
  background:linear-gradient(90deg,rgba(232,118,42,.07),transparent 60%);
}
.sg-readout-k{font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-mute)}
.sg-readout-v{font-size:13.5px;color:var(--accent-2);line-height:1.4}
.sg-readout-v.idle{color:var(--ink-dim)}

/* подсветка объектов на схеме */
.sg-hot{cursor:crosshair}
.sg-hot:hover > rect,.sg-hot:hover > circle{stroke:#ff9a4d !important;stroke-width:2}
.sg-hot:hover{filter:drop-shadow(0 0 6px rgba(232,118,42,.35))}

/* бегущая строка оборудования */
.ticker{border-top:1px solid var(--line);border-bottom:1px solid var(--line);overflow:hidden;padding:13px 0;background:rgba(255,255,255,.012)}
.ticker-in{display:flex;gap:34px;white-space:nowrap;animation:tick 46s linear infinite;will-change:transform}
.ticker:hover .ticker-in{animation-play-state:paused}
@keyframes tick{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.ticker span{font-family:var(--mono);font-size:11px;letter-spacing:.17em;text-transform:uppercase;color:var(--ink-mute)}
.ticker b{color:var(--accent);font-weight:400;margin-right:10px}
.ticker i{display:inline-block;width:4px;height:4px;background:var(--line-2);border-radius:50%;margin-left:30px;vertical-align:middle}

/* размерная линия в герое */
.dim{display:flex;align-items:center;gap:12px;margin-top:20px;font-family:var(--mono);font-size:9.5px;
     letter-spacing:.16em;text-transform:uppercase;color:var(--ink-mute)}
.dim-line{flex:1;height:1px;background:currentColor;opacity:.55;position:relative}
.dim-line::before,.dim-line::after{content:"";position:absolute;top:-4px;width:1px;height:9px;background:currentColor}
.dim-line::before{left:0}.dim-line::after{right:0}
.dim b{color:var(--accent-2);font-weight:400}

/* вертикальная подпись у героя */
.hero-side{position:absolute;left:10px;top:50%;transform:translateY(-50%);writing-mode:vertical-rl;rotate:180deg;
           font-family:var(--mono);font-size:9.5px;letter-spacing:.34em;text-transform:uppercase;
           color:var(--ink-mute);opacity:.65;pointer-events:none}
@media (max-width:1180px){ .hero-side{display:none} }

/* подсветка за курсором */
.plan{--mx:50%;--my:50%;position:relative}
.plan::after{content:"";position:absolute;inset:-6%;pointer-events:none;opacity:0;transition:opacity .35s;
  background:radial-gradient(220px 220px at var(--mx) var(--my),rgba(232,118,42,.16),transparent 72%)}
.plan:hover::after{opacity:1}

/* часы в шапке */
.brand-clock{font-family:var(--mono);font-size:10px;letter-spacing:.1em;color:var(--ink-mute);margin-left:6px}
@media (max-width:1180px){ .brand-clock{display:none} }