/* КриоПроф — сервис криогенного оборудования
   Восстановлено и переработано по данным web.archive.org */

:root{
  --ink:#0b1622;
  --ink-2:#12212f;
  --ink-3:#1b2f42;
  --paper:#ffffff;
  --paper-2:#f4f7fa;
  --paper-3:#e7edf3;
  --line:#d5e0ea;
  --line-dark:#22384c;
  --text:#16232f;
  --muted:#5b7085;
  --muted-dark:#93aec5;
  --accent:#0a84c9;
  --accent-2:#35b6ff;
  --ok:#12905f;
  --warn:#c9761a;
  --radius:4px;
  --wrap:1220px;
  --gap:clamp(56px,7vw,104px);
  --font:"Inter","Helvetica Neue",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Arial",sans-serif;
  --mono:"SFMono-Regular",Menlo,Consolas,"Liberation Mono",monospace;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px;-webkit-text-size-adjust:100%}
body{
  margin:0;overflow-x:hidden;font-family:var(--font);color:var(--text);background:var(--paper);
  font-size:17px;line-height:1.62;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{line-height:1.14;margin:0;letter-spacing:-.02em;font-weight:800}
h1{font-size:clamp(30px,4.4vw,54px)}
h2{font-size:clamp(25px,3.2vw,39px)}
h3{font-size:clamp(19px,1.9vw,23px);letter-spacing:-.01em}
p{margin:0 0 1em}
ul{margin:0 0 1em;padding-left:1.15em}
li{margin:.32em 0}
hr{border:0;border-top:1px solid var(--line);margin:32px 0}

.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px}
.section{padding:var(--gap) 0}
.section--tight{padding:clamp(40px,5vw,64px) 0}
.section--paper{background:var(--paper-2)}
.section--dark{background:var(--ink);color:#e8f1f8}
.section--dark h2,.section--dark h3{color:#fff}
.section--dark p{color:#b9cbdb}

.eyebrow{
  font:600 12px/1 var(--mono);letter-spacing:.16em;text-transform:uppercase;
  color:var(--accent);margin:0 0 14px;display:flex;align-items:center;gap:10px;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--accent);flex:none}
.section--dark .eyebrow{color:var(--accent-2)}
.section--dark .eyebrow::before{background:var(--accent-2)}
.lead{font-size:clamp(17px,1.35vw,19px);color:var(--muted);max-width:70ch}
.section--dark .lead{color:#a9c1d4}
.head{max-width:78ch;margin-bottom:clamp(28px,3.5vw,46px)}

/* ---------- кнопки ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 26px;border-radius:var(--radius);border:1.5px solid transparent;
  font-weight:700;font-size:15.5px;letter-spacing:.01em;cursor:pointer;
  transition:.18s ease;text-decoration:none;white-space:nowrap;
}
.btn:hover{text-decoration:none}
.btn--primary{background:var(--accent);color:#fff;border-color:var(--accent)}
.btn--primary:hover{background:#0970ad;border-color:#0970ad;transform:translateY(-1px)}
.btn--ghost{background:transparent;color:var(--text);border-color:var(--line)}
.btn--ghost:hover{border-color:var(--accent);color:var(--accent)}
.section--dark .btn--ghost,.hero .btn--ghost,.page-head .btn--ghost{color:#fff;border-color:rgba(255,255,255,.32)}
.section--dark .btn--ghost:hover,.hero .btn--ghost:hover,.page-head .btn--ghost:hover{border-color:var(--accent-2);color:var(--accent-2)}
.btn--lg{padding:17px 34px;font-size:16.5px}
.btn-row{display:flex;flex-wrap:wrap;gap:14px}

/* ---------- шапка ---------- */
.topbar{background:var(--ink-2);color:#a9c1d4;font-size:13.5px}
.topbar__in{display:flex;justify-content:space-between;align-items:center;gap:20px;
  min-height:40px;flex-wrap:wrap;padding-top:6px;padding-bottom:6px}
.topbar a{color:#cfe1ef}
.topbar__set{display:flex;gap:22px;flex-wrap:wrap;align-items:center}
.topbar__badge{color:var(--accent-2);font-weight:700}

.header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.96);
  backdrop-filter:blur(9px);border-bottom:1px solid var(--line)}
.header__in{display:flex;align-items:center;gap:26px;min-height:76px}
.brand{display:flex;align-items:center;gap:12px;flex:none}
.brand img{height:42px;width:auto}
.brand:hover{text-decoration:none}
.nav{display:flex;gap:5px;margin-left:auto;align-items:center;flex-wrap:wrap}
.nav a{
  padding:9px 13px;border-radius:var(--radius);color:var(--text);
  font-size:15.5px;font-weight:600;white-space:nowrap;
}
.nav a:hover{background:var(--paper-2);color:var(--accent);text-decoration:none}
.nav a[aria-current="page"]{color:var(--accent);background:#eaf5fd}
.header__cta{flex:none;margin-left:8px}
.burger{display:none;margin-left:auto;background:none;border:1px solid var(--line);
  border-radius:var(--radius);width:46px;height:44px;cursor:pointer;align-items:center;justify-content:center}
.burger span{display:block;width:20px;height:2px;background:var(--text);position:relative}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:20px;height:2px;background:var(--text)}
.burger span::before{top:-6px}.burger span::after{top:6px}

/* ---------- герой ---------- */
.hero{position:relative;background:var(--ink);color:#fff;overflow:hidden}
.hero__bg{position:absolute;inset:0}
.hero__bg img{width:100%;height:100%;object-fit:cover;opacity:.34}
.hero__bg::after{content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(11,22,34,.97) 0%,rgba(11,22,34,.88) 42%,rgba(11,22,34,.42) 100%)}
.hero__in{position:relative;padding-top:clamp(64px,8vw,116px);padding-bottom:clamp(52px,6vw,88px);max-width:888px}
.hero h1{color:#fff;margin-bottom:20px}
.hero h1 em{font-style:normal;color:var(--accent-2)}
.hero__sub{font-size:clamp(17px,1.5vw,20px);color:#bad0e2;max-width:64ch;margin-bottom:30px}
.hero__facts{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:34px}
.chip{
  display:inline-flex;align-items:center;gap:8px;padding:8px 15px;
  border:1px solid rgba(255,255,255,.2);border-radius:100px;
  font-size:13.5px;font-weight:600;color:#d7e6f2;background:rgba(255,255,255,.05);
}
.chip b{color:var(--accent-2)}

.stats{border-top:1px solid var(--line-dark);background:var(--ink-2);color:#fff}
.stats__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line-dark)}
.stat{background:var(--ink-2);padding:26px 24px}
.stat b{display:block;font-size:clamp(24px,2.6vw,32px);font-weight:800;color:var(--accent-2);line-height:1.14}
.stat b.stat--models{font-size:clamp(17px,1.5vw,20px);letter-spacing:.01em;line-height:1.3}
.stat span{display:block;margin-top:7px;font-size:14px;color:#9fb8cd;line-height:1.45}

/* ---------- сетки ---------- */
.grid{display:grid;gap:22px}
.grid--2{grid-template-columns:repeat(2,1fr)}
.grid--3{grid-template-columns:repeat(3,1fr)}
.grid--4{grid-template-columns:repeat(4,1fr)}

.card{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  padding:28px;transition:.18s ease;display:flex;flex-direction:column;
}
.card:hover{border-color:#b6cfe2;box-shadow:0 10px 30px -18px rgba(11,22,34,.35);transform:translateY(-2px)}
.card h3{margin-bottom:11px}
.card p{color:var(--muted);font-size:15.5px;margin-bottom:0}
.card ul{color:var(--muted);font-size:15.5px;margin-bottom:0}
.card__num{font:700 12px/1 var(--mono);color:var(--accent);letter-spacing:.14em;margin-bottom:14px}
.card__link{margin-top:auto;padding-top:18px;font-weight:700;font-size:15px}
.card__link::after{content:" →"}
.section--dark .card{background:var(--ink-2);border-color:var(--line-dark)}
.section--dark .card p,.section--dark .card ul{color:#a9c1d4}

.svc{padding:0;overflow:hidden}
.svc__img{aspect-ratio:16/10;background:var(--paper-3);overflow:hidden}
.svc__img img{width:100%;height:100%;object-fit:cover;transition:.4s ease}
.card:hover .svc__img img{transform:scale(1.04)}
.svc__body{padding:26px 28px 28px;display:flex;flex-direction:column;flex:1}

/* ---------- фича со списком ---------- */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(32px,5vw,68px);align-items:center}
.split--rev .split__media{order:-1}
.split__media img{border-radius:var(--radius);width:100%}
.speclist{list-style:none;padding:0;margin:22px 0 0}
.speclist li{display:flex;gap:13px;padding:13px 0;border-bottom:1px solid var(--line);font-size:15.5px}
.speclist li:first-child{border-top:1px solid var(--line)}
.speclist b{flex:none;width:190px;color:var(--text);font-weight:700}
.speclist span{color:var(--muted)}
.section--dark .speclist li{border-color:var(--line-dark)}
.section--dark .speclist b{color:#fff}
.section--dark .speclist span{color:#a9c1d4}

.checks{list-style:none;padding:0;margin:0}
.checks li{position:relative;padding:0 0 0 32px;margin:0 0 13px;font-size:16px}
.checks li::before{
  content:"";position:absolute;left:0;top:7px;width:17px;height:17px;
  border:2px solid var(--accent);border-radius:50%;
}
.checks li::after{
  content:"";position:absolute;left:5.5px;top:12.5px;width:6px;height:3px;
  border-left:2px solid var(--accent);border-bottom:2px solid var(--accent);
  transform:rotate(-45deg);
}
.section--dark .checks li::before{border-color:var(--accent-2)}
.section--dark .checks li::after{border-color:var(--accent-2)}

/* ---------- отрасли ---------- */
.ind{position:relative;border-radius:var(--radius);overflow:hidden;min-height:280px;
  display:flex;align-items:flex-end;color:#fff;background:var(--ink)}
.ind img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.62;transition:.5s ease}
.ind:hover img{transform:scale(1.05);opacity:.74}
.ind::after{content:"";position:absolute;inset:0;
  background:linear-gradient(0deg,rgba(11,22,34,.94) 8%,rgba(11,22,34,.28) 62%,rgba(11,22,34,.1) 100%)}
.ind__body{position:relative;z-index:2;padding:24px;width:100%}
.ind__body h3{color:#fff;margin-bottom:7px;font-size:20px}
.ind__body p{color:#b9cbdb;font-size:14.5px;margin:0}

/* ---------- бренды ---------- */
.brands{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.brand-cell{background:var(--paper);padding:26px 22px;text-align:center}
.brand-cell b{display:block;font-size:19px;font-weight:800;letter-spacing:-.01em}
.brand-cell span{display:block;margin-top:5px;font-size:13.5px;color:var(--muted)}

/* ---------- шаги ---------- */
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.step{background:var(--paper);padding:30px 26px;counter-increment:s;position:relative}
.step::before{
  content:"0" counter(s);display:block;font:800 13px/1 var(--mono);
  color:var(--accent);letter-spacing:.12em;margin-bottom:16px;
}
.step h3{font-size:18px;margin-bottom:9px}
.step p{font-size:15px;color:var(--muted);margin:0}

/* ---------- таблица ---------- */
.tbl-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius)}
table.tbl{border-collapse:collapse;width:100%;min-width:640px;font-size:15.5px}
table.tbl th,table.tbl td{padding:14px 18px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
table.tbl th{background:var(--paper-2);font-weight:700;font-size:14px;letter-spacing:.02em}
table.tbl tr:last-child td{border-bottom:0}
table.tbl td:first-child{font-weight:700;white-space:nowrap}

/* ---------- FAQ ---------- */
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{
  cursor:pointer;list-style:none;padding:22px 44px 22px 0;position:relative;
  font-weight:700;font-size:17.5px;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"";position:absolute;right:8px;top:31px;width:11px;height:11px;
  border-right:2px solid var(--accent);border-bottom:2px solid var(--accent);
  transform:rotate(45deg);transition:.2s ease;
}
.faq details[open] summary::after{transform:rotate(-135deg);top:35px}
.faq .faq__a{padding:0 60px 24px 0;color:var(--muted);font-size:16px}
.faq .faq__a p:last-child{margin-bottom:0}

/* ---------- форма ---------- */
.form-block{display:grid;grid-template-columns:.95fr 1.05fr;gap:clamp(32px,5vw,64px)}
.form{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:clamp(24px,3vw,34px)}
.section--dark .form{background:var(--ink-2);border-color:var(--line-dark)}
.field{margin-bottom:16px}
.field label{display:block;font-size:14px;font-weight:700;margin-bottom:7px}
.field input,.field textarea,.field select{
  width:100%;padding:13px 15px;font:inherit;font-size:16px;color:var(--text);
  background:var(--paper);border:1.5px solid var(--line);border-radius:var(--radius);
  transition:.15s ease;
}
.section--dark .field input,.section--dark .field textarea,.section--dark .field select{
  background:#0f1d2a;border-color:var(--line-dark);color:#eaf3fa
}
.field input:focus,.field textarea:focus,.field select:focus{
  outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(10,132,201,.15)
}
.field textarea{min-height:104px;resize:vertical}
.field--hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form__note{font-size:13px;color:var(--muted);margin:14px 0 0}
.section--dark .form__note{color:#8fa9c0}
.form__msg{margin-top:16px;padding:13px 16px;border-radius:var(--radius);font-size:15px;display:none}
.form__msg--ok{display:block;background:#e7f6ef;color:#0d6b47;border:1px solid #b9e3ce}
.form__msg--err{display:block;background:#fdecec;color:#a12626;border:1px solid #f3c9c9}
.field-error{border-color:#d64545 !important}

/* ---------- контакты ---------- */
.contact-list{list-style:none;padding:0;margin:0}
.contact-list li{padding:17px 0;border-bottom:1px solid var(--line-dark);display:flex;gap:18px;flex-wrap:wrap}
.contact-list li:first-child{border-top:1px solid var(--line-dark)}
.contact-list dt,.contact-list b{flex:none;width:170px;font-size:13.5px;color:#8fa9c0;
  text-transform:uppercase;letter-spacing:.08em;font-weight:700;padding-top:3px}
.contact-list .v{font-size:17px;font-weight:600;color:#fff}
.contact-list .v a{color:#fff}
.contact-list .v small{display:block;font-size:14px;font-weight:400;color:#9fb8cd;margin-top:3px}

.reqs{font-size:15px;line-height:1.75}
.reqs dl{display:grid;grid-template-columns:230px 1fr;gap:0;margin:0;border-top:1px solid var(--line)}
.reqs dt{padding:12px 0;font-weight:700;border-bottom:1px solid var(--line)}
.reqs dd{padding:12px 0;margin:0;color:var(--muted);border-bottom:1px solid var(--line)}

/* ---------- CTA-полоса ---------- */
.cta{background:linear-gradient(115deg,#0a84c9 0%,#075b8c 58%,#063f63 100%);color:#fff}
.cta__in{display:flex;align-items:center;justify-content:space-between;gap:34px;flex-wrap:wrap;
  padding-top:clamp(38px,4.5vw,58px);padding-bottom:clamp(38px,4.5vw,58px)}
.cta h2{color:#fff;margin-bottom:9px}
.cta p{color:#cbe7fa;margin:0;max-width:56ch}
.cta .btn--primary{background:#fff;color:#075b8c;border-color:#fff}
.cta .btn--primary:hover{background:#eaf5fd;border-color:#eaf5fd}
.cta .btn--ghost{color:#fff;border-color:rgba(255,255,255,.5)}
.cta .btn--ghost:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff}

/* ---------- подвал ---------- */
.footer{background:var(--ink);color:#93aec5;font-size:15px;padding:clamp(48px,5vw,68px) 0 34px}
.footer a{color:#cfe1ef}
.footer__grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1.2fr;gap:34px;
  padding-bottom:34px;border-bottom:1px solid var(--line-dark)}
.footer h4{color:#fff;font-size:14px;text-transform:uppercase;letter-spacing:.1em;margin:0 0 16px}
.footer ul{list-style:none;padding:0;margin:0}
.footer li{margin:0 0 10px}
.footer__brand img{height:40px;margin-bottom:16px}
.footer__bottom{padding-top:24px;display:flex;justify-content:space-between;gap:20px;
  flex-wrap:wrap;font-size:13.5px;color:#6f8ba3}

/* ---------- прочее ---------- */
.breadcrumbs{font-size:13.5px;color:var(--muted-dark);padding:18px 0 0}
.breadcrumbs a{color:#cfe1ef}
.page-head{background:var(--ink);color:#fff;padding:0 0 clamp(38px,4.6vw,58px)}
.page-head h1{color:#fff;margin:14px 0 16px;max-width:22ch}
.page-head .lead{color:#b9cbdb}
.prose h2{margin:44px 0 16px}
.prose h3{margin:30px 0 12px}
.prose ul{color:var(--muted)}
.anchor-nav{display:flex;gap:8px;flex-wrap:wrap;margin-top:26px}
.anchor-nav a{padding:8px 15px;border:1px solid rgba(255,255,255,.22);border-radius:100px;
  font-size:14px;font-weight:600;color:#d7e6f2}
.anchor-nav a:hover{border-color:var(--accent-2);color:var(--accent-2);text-decoration:none}
.note{background:var(--paper-2);border-left:3px solid var(--accent);padding:18px 22px;
  border-radius:0 var(--radius) var(--radius) 0;font-size:15.5px;color:var(--muted)}
.note b{color:var(--text)}
.skip{position:absolute;left:-9999px}
.skip:focus{left:12px;top:12px;z-index:200;background:#fff;padding:10px 16px;border-radius:var(--radius)}

/* ---------- адаптив ---------- */
@media(max-width:1080px){
  .grid--4{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .brands{grid-template-columns:repeat(2,1fr)}
  .stats__grid{grid-template-columns:repeat(2,1fr)}
  .footer__grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:900px){
  .header__in{min-height:66px}
  .burger{display:flex}
  .nav{
    display:none;position:absolute;top:100%;left:0;right:0;background:#fff;
    border-bottom:1px solid var(--line);padding:12px 24px 20px;flex-direction:column;
    align-items:stretch;gap:2px;box-shadow:0 18px 34px -22px rgba(11,22,34,.4)
  }
  .nav.is-open{display:flex}
  .nav a{padding:12px 10px;font-size:16.5px}
  .header__cta{display:none}
  .grid--2,.grid--3{grid-template-columns:1fr}
  .split{grid-template-columns:1fr}
  .split--rev .split__media{order:0}
  .form-block{grid-template-columns:1fr}
  .reqs dl{grid-template-columns:1fr}
  .reqs dt{padding-bottom:0;border-bottom:0}
  .speclist b{width:100%}
  .speclist li{flex-direction:column;gap:3px}
  .contact-list li{flex-direction:column;gap:4px}
  .contact-list dt,.contact-list b{width:auto}
}
@media(max-width:560px){
  body{font-size:16px}
  .grid--4,.steps,.brands,.stats__grid{grid-template-columns:1fr}
  .btn{width:100%}
  .btn-row{flex-direction:column;align-items:stretch}
  .cta__in .btn{width:auto}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important}
}