/* ===== Industrial Precision Pro — production build ===== */
@font-face{font-family:'Inter';font-style:normal;font-display:swap;font-weight:100 900;src:url(../fonts/inter-cyrillic-wght-normal.woff2) format('woff2');unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:'Inter';font-style:normal;font-display:swap;font-weight:100 900;src:url(../fonts/inter-latin-wght-normal.woff2) format('woff2');unicode-range:U+0000-00FF,U+2013-2014,U+2018-201A,U+201C-201E,U+2022,U+20BD}
@font-face{font-family:'Inter-fb';src:local('Arial');size-adjust:107%;ascent-override:90%;descent-override:22%}

:root{
  --blue:#0D47A1; --blue-dark:#003178; --blue-tint:#d9e2ff; --blue-tint-line:#b0c6ff; --on-blue-tint:#001945;
  --red:#B71C1C; --green:#2E7D32;
  --bg:#fcf9f8; --gray:#F5F5F7; --gray-low:#f6f3f2; --gray-high:#eae7e7;
  --ink:#1b1c1c; --ink-2:#434652; --line:#c3c6d4;
  --r-lg:12px; --r-md:8px; --pad:20px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}
body{font-family:'Inter','Inter-fb',Arial,sans-serif;font-size:16px;line-height:1.5;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased;padding-bottom:72px}
img{display:block;max-width:100%;height:auto}
a{color:inherit}
.wrap{max-width:1200px;margin:0 auto;padding-left:var(--pad);padding-right:var(--pad)}
.sec{padding-top:56px;padding-bottom:56px;border-bottom:1px solid var(--line)}
.sec--gray{background:var(--gray)}
.sec--low{background:var(--gray-low)}
h1{font-size:28px;line-height:34px;font-weight:800;letter-spacing:-.02em}
h2{font-size:24px;line-height:32px;font-weight:700;letter-spacing:-.01em;margin-bottom:24px}
.sub{font-size:18px;line-height:28px;color:var(--ink-2)}
.ic{width:24px;height:24px;flex:none;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.ic--big{width:40px;height:40px;stroke-width:1.6}

/* buttons */
.btn{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;min-height:52px;padding:14px 20px;border:0;border-radius:var(--r-lg);font:inherit;font-size:15px;font-weight:700;text-decoration:none;cursor:pointer;transition:transform .15s,background .2s}
.btn:active{transform:scale(.97)}
.btn--blue{background:var(--blue);color:#fff;box-shadow:0 2px 6px rgba(13,71,161,.25)}
.btn--blue:hover{background:var(--blue-dark)}
.btn--red-o{background:transparent;color:var(--red);border:2px solid var(--red)}
.btn--red-o:hover{background:rgba(183,28,28,.06)}
.btn--ghost{background:var(--gray-high);color:var(--ink);border:1px solid var(--line)}
:where(a,button,input,select,summary):focus-visible{outline:3px solid var(--blue);outline-offset:2px;border-radius:4px}
.micro{font-size:13px;color:var(--ink-2);text-align:center}

/* header */
.hdr{position:sticky;top:0;z-index:40;background:var(--bg);border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;padding:10px var(--pad)}
.hdr__logo{font-size:22px;font-weight:800;letter-spacing:-.02em;color:var(--blue-dark);text-decoration:none;display:block}
.hdr__logo small{display:block;font-size:10px;font-weight:600;letter-spacing:.04em;color:var(--ink-2);text-transform:uppercase}
.hdr__right{display:flex;flex-direction:column;align-items:flex-end;gap:2px}
.hdr__tel{display:inline-flex;align-items:center;gap:8px;height:41px;font-weight:700;font-size:14px;color:var(--red);text-decoration:none;white-space:nowrap;border:2px solid var(--red);border-radius:var(--r-lg);padding:0 14px;transition:transform .15s,background .2s;box-sizing:border-box}
.hdr__tel:hover{background:rgba(183,28,28,.06)}
.hdr__tel:active{transform:scale(.97)}
.hdr__tel .ic{width:18px;height:18px}
.hdr__addr{font-size:10px;font-weight:600;color:var(--ink-2);white-space:nowrap}
@media(max-width:419px){.hdr__logo small{display:none}.hdr__logo img{height:30px!important}.hdr__addr{display:none}.hdr__tel{padding:0 10px;font-size:13px;height:39px}}

/* hero */
.hero{padding-top:36px;padding-bottom:48px}
.hero h1{margin-bottom:14px}
.hero__img{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);box-shadow:0 6px 20px rgba(27,28,28,.10);margin:24px 0 4px}
.hero__cta{display:flex;flex-direction:column;gap:12px;margin-top:20px}
.badge-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.badge{display:inline-flex;align-items:center;gap:6px;background:var(--blue-tint);color:var(--on-blue-tint);border:1px solid var(--blue-tint-line);border-radius:999px;padding:5px 12px;font-size:13px;font-weight:600}
.badge .dot{width:8px;height:8px;border-radius:50%;background:var(--green);flex:none}

/* trust */
.trust{display:flex;flex-wrap:wrap;gap:14px 24px;padding-top:24px;padding-bottom:24px}
.trust__i{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:600}
.trust__i .ic{width:20px;height:20px;color:var(--blue)}
.trust__i--star .ic{color:var(--red);fill:var(--red)}

/* cards grid */
.grid{display:grid;gap:16px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:16px;display:flex;flex-direction:column;gap:12px}
.card__media{height:200px;border-radius:var(--r-md);overflow:hidden;background:var(--gray-high);display:flex;align-items:center;justify-content:center;color:#8a8f9c}
.card__media img{width:100%;height:100%;object-fit:cover}
.card h3{font-size:17px;font-weight:700}
.card .price{font-size:14px;font-weight:700;color:var(--blue-dark);margin-top:2px}
.stock{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;color:var(--green)}
.stock::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--green)}

/* hub cards */
.hub{display:grid;gap:16px}
.hubcard{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;text-decoration:none;color:var(--ink);transition:transform .15s,box-shadow .2s}
.hubcard:hover{transform:translateY(-3px);box-shadow:0 10px 26px rgba(27,28,28,.12)}
.hubcard__media{height:210px;background:var(--gray-high)}
.hubcard__media img{width:100%;height:100%;object-fit:cover}
.hubcard__body{display:flex;flex-direction:column;gap:8px;padding:20px}
.hubcard__body b{font-size:19px;font-weight:800;color:var(--blue-dark)}
.hubcard__body>span{font-size:15px;color:var(--ink-2)}
.hubcard__go{display:inline-flex;align-items:center;gap:8px;margin-top:6px;font-weight:700;color:var(--blue)!important;font-size:15px!important}
@media(min-width:768px){.hub{grid-template-columns:1fr 1fr;gap:24px}.hubcard__media{height:250px}}

/* calc & choose links */
.duo{display:grid;gap:16px}
@media(min-width:768px){.duo{grid-template-columns:1fr 1fr;gap:24px}}
.duo__card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:24px;display:flex;flex-direction:column;gap:12px}
.duo__card h3{font-size:18px;font-weight:800}
.duo__card p{font-size:14px;color:var(--ink-2);flex:1}

/* not found banner */
.notf{margin-top:24px;background:var(--blue-tint);border:1px solid var(--blue-tint-line);border-radius:var(--r-lg);padding:24px;display:flex;flex-direction:column;gap:18px}
.notf__t h3{font-size:19px;font-weight:800;color:var(--on-blue-tint)}
.notf__t p{margin-top:6px;font-size:15px;line-height:1.55;color:var(--ink-2);max-width:640px}
.notf__btn{width:auto;align-self:stretch}
@media(min-width:768px){.notf{flex-direction:row;align-items:center;justify-content:space-between;gap:32px;padding:28px 32px}.notf__btn{align-self:center;flex:none}}

/* why */
.why{display:flex;flex-direction:column;gap:14px}
.why__i{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:20px;display:flex;gap:14px;align-items:flex-start}
.why__i .ic{color:var(--blue);width:28px;height:28px;margin-top:2px}
.why__i h3{font-size:17px;font-weight:700}
.why__i p{color:var(--ink-2);font-size:15px;margin-top:4px}

/* calculator */
.calc{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:24px;display:flex;flex-direction:column;gap:16px;box-shadow:0 2px 8px rgba(27,28,28,.05)}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:6px}
.field input,.field select{width:100%;min-height:50px;padding:12px 14px;font:inherit;font-size:16px;color:var(--ink);background:#fff;border:1px solid var(--line);border-radius:var(--r-md)}
.field input:focus,.field select:focus{border-color:var(--blue);box-shadow:0 0 0 2px rgba(13,71,161,.18);outline:none}
.calc__res{background:var(--blue-tint);border:1px solid var(--blue-tint-line);border-radius:var(--r-md);padding:16px;text-align:center;color:var(--on-blue-tint);font-weight:700}
.calc__res small{display:block;font-weight:400;font-size:13px;margin-top:4px;color:var(--ink-2)}
.cres{text-align:left;font-weight:400}
.cres__total{font-weight:700;text-align:center;margin-bottom:10px}
.cres__row{display:flex;justify-content:space-between;align-items:baseline;gap:10px;padding:9px 0;border-top:1px dashed var(--blue-tint-line)}
.cres__row.pol{font-weight:700}
.cres__row .nm{font-size:14px}
.cres__row .nm em{display:block;font-style:normal;font-size:11.5px;font-weight:400;color:var(--ink-2)}
.cres__row .pr{white-space:nowrap;font-size:15px;font-weight:700}
.cres__row .pr em{display:block;font-style:normal;font-size:11.5px;font-weight:400;color:var(--ink-2);text-align:right}
.cres__note{display:block;font-weight:400;font-size:12px;margin-top:8px;color:var(--ink-2);text-align:center}

/* reviews */
.ya-rev{max-width:760px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:0 2px 8px rgba(27,28,28,.05)}
.ya-rev iframe{display:block;width:100%;height:1150px;border:0}
.ya-rev__link{display:block;box-sizing:border-box;padding:12px 16px;border-top:1px solid var(--line);font-size:13px;font-weight:600;color:var(--blue-dark);text-align:center;text-decoration:none}
.ya-rev__link:hover{text-decoration:underline}

/* apply tiles */
.tiles{display:grid;grid-template-columns:1fr;gap:16px}
.tile{display:flex;flex-direction:column;gap:8px;text-align:center}
.tile__box{aspect-ratio:1;border:1px solid var(--line);border-radius:var(--r-lg);background:var(--gray-high);display:flex;align-items:center;justify-content:center;color:#737783;overflow:hidden}
.tile__box img{width:100%;height:100%;object-fit:cover}
.tile span{font-size:14px;font-weight:600}
.tile .soon{display:inline-block;font-style:normal;font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--on-blue-tint);background:var(--blue-tint);border:1px solid var(--blue-tint-line);border-radius:999px;padding:1px 8px;margin-left:6px;vertical-align:1px}
.tile__box--svg{color:#9ba0ad}

/* case */
.case{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:24px}
.case__num{font-size:34px;font-weight:800;color:var(--blue-dark);line-height:1}
.case ul{list-style:none;margin-top:14px;display:flex;flex-direction:column;gap:10px}
.case li{display:flex;gap:10px;align-items:flex-start;color:var(--ink-2);font-size:15px}
.case li .ic{color:var(--green);width:20px;height:20px;margin-top:1px}

/* table */
.tbl{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;width:100%;border-collapse:collapse;font-size:14px}
.tbl th,.tbl td{padding:12px;text-align:left;border-bottom:1px solid var(--line)}
.tbl thead th{background:var(--gray-low);font-size:13px;text-transform:uppercase;letter-spacing:.03em}
.tbl th.pol{color:var(--blue-dark)}
.tbl tbody tr:last-child td,.tbl tbody tr:last-child th{border-bottom:0}
.tbl tbody th{font-weight:600}
.tbl td.pol{font-weight:700;color:var(--ink)}
.tbl td{color:var(--ink-2)}

/* steps */
.steps{display:flex;flex-direction:column;gap:0}
.step{display:flex;gap:16px}
.step__n{flex:none;display:flex;flex-direction:column;align-items:center}
.step__n b{width:44px;height:44px;border-radius:50%;background:var(--blue);color:#fff;display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:800}
.step__n::after{content:"";flex:1;width:2px;background:var(--line);margin:6px 0}
.step:last-child .step__n::after{display:none}
.step__t{padding-bottom:28px}
.step__t h3{font-size:16px;font-weight:700;padding-top:10px}
.step__t p{font-size:14px;color:var(--ink-2);margin-top:4px}

/* faq */
.faq details{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);margin-bottom:12px}
.faq summary{list-style:none;cursor:pointer;padding:16px 20px;font-weight:700;font-size:15px;display:flex;justify-content:space-between;align-items:center;gap:12px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:22px;font-weight:400;color:var(--blue);flex:none;transition:transform .2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq .a{padding:0 20px 16px;color:var(--ink-2);font-size:15px}

/* contacts */
.addr{display:flex;flex-direction:column;gap:12px;margin-top:20px}
.addr__i{display:flex;gap:12px;align-items:flex-start}
.addr__i .ic{color:var(--blue);margin-top:2px}
.addr b.open{color:var(--red)}

/* uds */
.uds{display:flex;align-items:center;gap:16px;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:16px}
.uds__q{width:60px;height:60px;border-radius:var(--r-md);background:var(--gray-high);display:flex;align-items:center;justify-content:center;color:#737783;flex:none}

/* form */
.formcard{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:24px;box-shadow:0 4px 14px rgba(27,28,28,.08)}
.formcard h2{margin-bottom:6px}
.formcard>p{color:var(--ink-2);margin-bottom:20px}

/* footer */
.ftr{background:var(--gray-low);border-top:1px solid var(--line);padding:36px var(--pad) 28px;font-size:13px;color:var(--ink-2)}
.ftr__in{max-width:1200px;margin:0 auto;display:flex;flex-direction:column;gap:20px}
.ftr__top{display:flex;flex-direction:column;gap:20px}
.ftr__brand small{display:block;margin-top:6px;font-size:11px;font-weight:600;letter-spacing:.04em;text-transform:uppercase}
.ftr__col{display:flex;flex-direction:column;gap:8px}
.ftr__col b{font-size:13px;color:var(--ink);text-transform:uppercase;letter-spacing:.04em}
.ftr a{color:var(--ink-2)}
.ftr a:hover{color:var(--blue-dark)}
.ftr__tel{font-size:16px;font-weight:800;color:var(--red)!important;text-decoration:none}
.ftr__bottom{border-top:1px solid var(--line);padding-top:16px;display:flex;flex-direction:column;align-items:center;gap:6px;font-size:12px;text-align:center}
@media(min-width:768px){.ftr__top{flex-direction:row;justify-content:space-between;gap:40px}.ftr__bottom{justify-content:center}}

/* sticky bar */
.bar{position:fixed;left:0;right:0;bottom:0;z-index:40;display:flex;gap:10px;background:rgba(252,249,248,.96);backdrop-filter:blur(6px);border-top:1px solid var(--line);padding:10px var(--pad);padding-bottom:max(10px,env(safe-area-inset-bottom))}
.bar .btn{min-height:48px;font-size:14px}
.bar .btn--red-o{flex:0 0 auto;width:auto;padding:12px 16px;background:#fff}

/* max chat */
.max{position:fixed;right:16px;bottom:76px;z-index:39;display:flex;align-items:center;gap:10px;background:var(--blue);color:#fff;text-decoration:none;border-radius:999px;padding:8px 16px 8px 8px;box-shadow:0 6px 18px rgba(13,71,161,.35);transition:transform .15s}
.max:active{transform:scale(.96)}
.max__ava{width:38px;height:38px;border-radius:50%;background:var(--blue-dark);border:2px solid #fff;display:flex;align-items:center;justify-content:center;flex:none}
.max b{font-size:13px;line-height:1.1;display:block}
.max small{font-size:11px;opacity:.85}

/* top nav */
.nav{display:none}
.nav a{text-decoration:none;font-size:14px;font-weight:600;color:var(--ink-2);padding:8px 2px}
.nav a:hover{color:var(--blue-dark)}
.nav a.act{color:var(--blue-dark);border-bottom:2px solid var(--blue)}
.burger{display:flex;align-items:center;justify-content:center;width:52px;height:41px;border:2px solid var(--red);border-radius:var(--r-lg);background:transparent;cursor:pointer;flex:none;transition:transform .15s,background .2s}
.burger:hover{background:rgba(183,28,28,.06)}
.burger:active{transform:scale(.97)}
.burger svg{width:22px;height:22px;stroke:var(--red);stroke-width:2.4;fill:none;stroke-linecap:round}
@media(max-width:419px){.burger{width:46px;height:39px}}
#navtoggle{display:none}
.mnav{display:none;position:fixed;top:0;left:0;right:0;bottom:0;z-index:60;background:rgba(27,28,28,.45)}
.mnav__panel{position:absolute;top:0;right:0;width:min(320px,85vw);height:100%;background:var(--bg);padding:20px;display:flex;flex-direction:column;gap:4px;box-shadow:-8px 0 24px rgba(0,0,0,.15);overflow-y:auto}
.mnav__panel a{display:block;padding:13px 10px;font-size:16px;font-weight:600;color:var(--ink);text-decoration:none;border-radius:var(--r-md)}
.mnav__panel a:hover{background:var(--gray-high)}
.mnav__panel a.act{color:var(--blue-dark);background:var(--blue-tint)}
.mnav__close{align-self:flex-end;margin-bottom:8px}
#navtoggle:checked ~ .mnav{display:block}
.mnav__tel{margin-top:auto;padding-top:16px;border-top:1px solid var(--line)}
@media(min-width:900px){
  .nav{display:flex;gap:22px}
  .burger{display:none}
  .hdr{gap:24px}
}

/* reveal */
.rv{opacity:0;transform:translateY(14px);transition:opacity .4s ease,transform .4s ease}
.rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.rv{opacity:1;transform:none}}

/* ===== desktop ===== */
@media(min-width:768px){
  body{padding-bottom:0}
  .bar{display:none}
  .max{bottom:24px}
  h1{font-size:44px;line-height:52px}
  h2{font-size:32px;line-height:40px}
  .sec{padding-top:96px;padding-bottom:96px}
  .hero .wrap{display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:center}
  .hero__img{margin:0}
  .hero__cta{flex-direction:row}
  .hero__cta .btn{width:auto;flex:1}
  .grid--4{grid-template-columns:repeat(3,1fr)}
  .why{display:grid;grid-template-columns:1fr 1fr;gap:16px}
  .tiles{grid-template-columns:repeat(4,1fr)}
  .cols2{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
  .steps{flex-direction:row;gap:24px}
  .step{flex-direction:column;flex:1;gap:12px}
  .step__n{flex-direction:row;width:100%}
  .step__n::after{height:2px;width:auto;flex:1;margin:0 0 0 10px;align-self:center}
  .formcard{max-width:560px;margin:0 auto}
  .hdr{padding:12px calc((100% - 1200px)/2 + 20px)}
  .hdr__tel{font-size:16px}
}
@media(min-width:768px) and (max-width:1023px){.grid--4{grid-template-columns:repeat(2,1fr)}}
/* tech pages */
.page{padding-top:40px;padding-bottom:64px}
.page h1{font-size:30px;line-height:38px;margin-bottom:10px}
.page .lead{font-size:17px;color:var(--ink-2);max-width:720px;margin-bottom:32px}
.page h2{font-size:22px;line-height:30px;margin:36px 0 16px}
.page p{max-width:760px;margin-bottom:14px}
.page ul.list{max-width:760px;margin:0 0 16px 20px;display:flex;flex-direction:column;gap:8px}
.pgrid{display:grid;gap:16px;margin:20px 0}
@media(min-width:768px){.pgrid--2{grid-template-columns:1fr 1fr}.pgrid--4{grid-template-columns:repeat(4,1fr)}.page h1{font-size:38px;line-height:46px}}
.pcard{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:20px}
.pcard b{display:block;font-size:16px;margin-bottom:6px;color:var(--blue-dark)}
.pcard p{font-size:14px;color:var(--ink-2);margin:0}
.pcard .num{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;background:var(--blue);color:#fff;font-weight:800;font-size:17px;margin-bottom:12px}
.crumbs{font-size:13px;color:var(--ink-2);margin-bottom:20px}
.crumbs a{color:var(--ink-2)}
.tag-new{display:inline-block;font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.05em;color:#fff;background:var(--red);border-radius:999px;padding:2px 10px;vertical-align:3px;margin-left:8px}
.callout{background:var(--blue-tint);border:1px solid var(--blue-tint-line);border-radius:var(--r-lg);padding:20px 24px;max-width:760px;margin:24px 0}
.callout b{color:var(--on-blue-tint)}
.legal p{max-width:820px;font-size:15px}
.legal h2{font-size:19px}
.legal table{font-size:13px}