:root{color-scheme:light;--navy:#0b1c2c;--deep:#0a1928;--panel:#10263a;--ink:#14263a;--muted:#465e73;--line:#d5e0e9;--paper:#edf3f7;--white:#f6f9fc;--accent:#83d3fc;--blue:#174f7d;--width:1240px}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--white);color:var(--ink);font:16px/1.58 Arial,"Helvetica Neue",sans-serif}
h1,h2,h3,p,figure{margin:0} h1,h2,h3{line-height:1.13} p+p{margin-top:13px} a{color:inherit} button,input,textarea,select{font:inherit}
a,button,summary,input,select,textarea{-webkit-tap-highlight-color:transparent}
:focus-visible{outline:3px solid #267dc0;outline-offset:4px}.site-head :focus-visible,.site-foot :focus-visible,.hero :focus-visible,.cookie :focus-visible{outline-color:var(--accent)}
.wrap{width:min(var(--width),calc(100% - 80px));margin-inline:auto}
.skip{position:absolute;z-index:10;top:12px;left:12px;transform:translateY(-160%);padding:9px 14px;background:white;color:var(--ink)}.skip:focus{transform:none}
.eyebrow,.tile-kicker,.subtle-label{color:var(--blue);font:700 12px/1.45 "DejaVu Sans Mono",Consolas,monospace;letter-spacing:.1em;text-transform:uppercase}
.site-head{background:var(--deep);color:#f4f8ff;border-bottom:1px solid #a8c7e129;position:relative;z-index:2}
.head-row{min-height:76px;display:flex;justify-content:space-between;align-items:center;gap:24px}
.brand{display:inline-flex;align-items:center;text-decoration:none;flex:none}.brand img{display:block;width:159px;height:auto}
.nav-list,.foot-links,.crumbs{list-style:none;margin:0;padding:0}
.nav-list{display:flex;gap:clamp(14px,2.4vw,34px);align-items:center}
.nav-list a,.head-mail{display:inline-flex;align-items:center;min-height:42px;text-decoration:none;font-size:14px;font-weight:700;color:#c8d7e8}
.nav-list a:hover,.head-mail:hover,.nav-list [aria-current]{color:var(--accent)}
.head-mail{white-space:nowrap;color:#def2ff}.mobile-nav{display:none}
.hero{position:relative;isolation:isolate;min-height:495px;display:flex;align-items:center;background:var(--navy);color:#f4f8ff}
.hero::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,#0b1c2c 1%,#0b1c2c 24%,#0b1c2ce8 37%,#0b1c2c15 73%);pointer-events:none}
.hero picture{position:absolute;z-index:-2;width:75%;height:100%;right:0;top:0}.hero img{width:100%;height:100%;display:block;object-fit:cover;object-position:66% 6%}
.hero-body{padding-block:52px}.hero h1{font-size:clamp(44px,5.25vw,76px);line-height:1;letter-spacing:-.056em;max-width:760px}
.hero .eyebrow,.dark .eyebrow{color:var(--accent)}
.hero .eyebrow::before,.page-intro .eyebrow::before{content:"";display:inline-block;width:17px;height:2px;background:currentColor;vertical-align:middle;margin-right:10px}
.hero .eyebrow,.page-intro .eyebrow{margin-bottom:18px}
.hero p:not(.eyebrow){font-size:clamp(16px,1.55vw,20px);line-height:1.48;max-width:480px;margin-top:22px;color:#ceddea}
.btn{display:inline-flex;align-items:center;justify-content:space-between;gap:21px;min-height:46px;padding:9px 15px;text-decoration:none;font-weight:700;font-size:14px;line-height:1.35;border:1px solid transparent;border-radius:5px;cursor:pointer}
.btn span{font-size:18px}.btn-primary{background:var(--accent);color:#092437}.btn-primary:hover{background:#a5e2ff}
.btn-dark{background:var(--navy);color:white}.btn-dark:hover{background:#1b3c57}
.btn-secondary{background:white;color:var(--ink);border-color:#a8bece}.btn-secondary:hover{background:#edf5fa}
.hero .btn{margin-top:27px}
.feature-band{background:var(--panel);color:#f4f8ff;border-top:1px solid #7897b251}
.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr))}
.feature{display:grid;grid-template-columns:1fr auto;gap:5px 8px;align-items:center;padding:17px 24px;min-height:80px;text-decoration:none;border-left:1px solid #7897b251}
.feature:last-child{border-right:1px solid #7897b251}.feature .tile-kicker{grid-column:1/-1;color:var(--accent);letter-spacing:.04em}
.feature:hover{background:#17354c}.feature .arrow{color:var(--accent);font-size:20px}
.section{padding-block:clamp(36px,6vw,79px)}.section+.section{border-top:1px solid var(--line)}
.section-tint{background:var(--paper)}.dark{background:var(--navy);color:#f4f8ff}
.section-top{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:24px}
.section h2,.article h2,.callout h2{font-size:clamp(25px,3vw,41px);letter-spacing:-.035em}
.section-top .eyebrow,.callout .eyebrow{margin-bottom:8px}.text-link{color:var(--blue);font-weight:700;text-underline-offset:4px}.dark .text-link{color:var(--accent)}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.card{position:relative;display:flex;flex-direction:column;min-height:152px;padding:18px 19px 20px;border:1px solid var(--line);border-radius:8px;background:white;color:var(--ink);text-decoration:none}
.card:hover{border-color:#73a2c2;box-shadow:0 5px 16px #1d466814}.card h3{font-size:clamp(18px,2vw,23px);letter-spacing:-.015em;padding-right:15px}
.card p{margin-top:7px;color:var(--muted);font-size:14px;line-height:1.48}.card .tile-kicker{margin-bottom:9px}.card .arrow{position:absolute;right:15px;top:17px;color:var(--blue)}
.card-media{display:block;width:100%;height:auto;aspect-ratio:1.75;object-fit:cover;object-position:50% 53%;border-radius:4px;margin-bottom:15px}
.four-grid{grid-template-columns:repeat(4,minmax(0,1fr))}
.split{display:grid;grid-template-columns:minmax(0,1.03fr) minmax(0,.97fr);gap:clamp(24px,5vw,65px);align-items:center}
.split figure img,.page-figure img{display:block;width:100%;height:auto;aspect-ratio:1.72;object-fit:cover;border-radius:8px}
.split h2{margin:8px 0 12px}.split .btn{margin-top:21px}.split p:not(.eyebrow){max-width:58ch}
.list-links{display:grid;gap:0;list-style:none;padding:0;margin:0;border-top:1px solid var(--line)}
.list-links a{padding:12px 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:16px;color:var(--ink);text-decoration:none}
.list-links a:hover{color:var(--blue);text-decoration:underline;text-underline-offset:4px}
.list-links .arrow{color:var(--blue)}.dark .list-links,.dark .list-links a{border-color:#8eafc34a}.dark .list-links a{color:#eef8ff}.dark .list-links .arrow{color:var(--accent)}
.crumbs{display:flex;flex-wrap:wrap;align-items:baseline;gap:5px 10px;font-size:13px;color:var(--muted);padding-block:15px}
.crumbs li+li::before{content:"/";color:#70879a;margin-right:10px}.crumbs a{text-underline-offset:3px}
.page-intro{background:var(--paper);border-block:1px solid var(--line);padding-block:clamp(28px,5vw,64px)}
.page-intro h1{font-size:clamp(33px,5vw,64px);letter-spacing:-.052em;max-width:970px;text-wrap:balance}
.page-intro .lead{margin-top:15px;max-width:73ch;color:#36536d;font-size:clamp(16px,1.8vw,20px);line-height:1.5}
.article-layout{display:grid;grid-template-columns:minmax(0,780px) minmax(225px,1fr);gap:clamp(25px,5vw,68px);align-items:start}
.article{min-width:0}.article section+section{margin-top:30px}.article h2{font-size:clamp(23px,3vw,31px);margin-bottom:10px}.article p,.article li{max-width:76ch}
.article p a{text-underline-offset:3px}.article .list-links{margin-block:16px}.page-figure{margin-bottom:26px}.page-figure figcaption{color:var(--muted);font-size:13px;margin-top:7px}
.side{background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:17px 18px}.side h2{font-size:20px;margin:4px 0 12px}.side .list-links a{font-size:14px}.side .btn{margin-top:17px}
.data-table{border-collapse:collapse;width:100%;margin:19px 0 0}.data-table caption{text-align:left;font-weight:700;padding:0 0 8px}.data-table th,.data-table td{text-align:left;padding:10px 12px;border:1px solid var(--line);vertical-align:top}.data-table th{background:var(--paper);width:35%}.data-table td{background:white}
.callout{margin-top:32px;padding:20px 22px;border-radius:8px;background:var(--paper);border:1px solid var(--line)}.callout h2{font-size:26px;margin-bottom:8px}.callout .btn{margin-top:14px}
.contact-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px}.contact-card{background:white;border:1px solid var(--line);border-radius:8px;padding:20px}.contact-card h2{font-size:23px;margin-bottom:10px}.contact-card address{font-style:normal}.contact-card .text-link{display:inline-block;margin-top:11px}
.site-foot{background:var(--deep);color:#dce9f4;padding:35px 0 24px}.foot-grid{display:grid;grid-template-columns:1.2fr .75fr .9fr;gap:28px}
.site-foot .brand{margin-bottom:10px}.site-foot p{font-size:14px}.site-foot h2{font-size:15px;margin:6px 0 10px}
.foot-links a{display:inline-block;padding:3px 0;color:#dce9f4;font-size:14px;text-underline-offset:3px}.foot-links a:hover{color:var(--accent)}
.foot-bottom{margin-top:26px;padding-top:14px;border-top:1px solid #8eafc34a;display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between;font-size:13px;color:#bccde0}.foot-bottom a{text-underline-offset:3px}
.cookie{position:fixed;z-index:4;left:14px;bottom:14px;width:min(355px,calc(100% - 28px));background:#122d44;color:#f0f7ff;border:1px solid #597992;border-radius:8px;padding:12px 14px;box-shadow:0 6px 24px #07192850;font-size:14px}.cookie p{margin:0 0 8px}.cookie a{text-underline-offset:3px}.cookie .btn{min-height:39px}
[hidden]{display:none!important}.check-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.field{display:grid;gap:5px}.field span{font-size:14px;font-weight:700}.field input,.field select,.field textarea,.result textarea{width:100%;min-height:45px;padding:8px 11px;color:var(--ink);border:1px solid #a8bece;background:white;border-radius:4px}.wide{grid-column:1/-1}.field textarea{resize:vertical;min-height:80px}.result{margin-top:20px}.result textarea{min-height:175px;resize:vertical}.tool-form{margin-top:20px}.tool-actions{display:flex;flex-wrap:wrap;gap:9px;margin-top:14px}.status{min-height:1.6em;margin-top:8px;color:var(--blue);font-size:14px}.sitemap-groups{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:25px}.sitemap-groups section{background:white;border:1px solid var(--line);border-radius:8px;padding:19px}.sitemap-groups h2{font-size:23px;margin-bottom:11px}.sitemap-groups ul{padding-left:19px}.sitemap-groups li{margin:4px 0}.sitemap-groups a{text-underline-offset:3px}.sitemap-groups .sitemap-catalog{grid-row:span 3}
@media(max-width:1000px){.wrap{width:calc(100% - 52px)}.head-row{gap:15px}.nav-list{gap:15px}.brand img{width:144px}.four-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:820px){.head-row{gap:12px;min-height:64px}.desktop-nav,.head-mail{display:none}.mobile-nav{display:block}.mobile-nav summary{cursor:pointer;font-weight:700;min-height:42px;padding:7px 10px;border:1px solid #7897b27b;border-radius:5px}.mobile-nav .nav-list{display:grid;gap:0;position:absolute;left:0;right:0;top:100%;background:var(--deep);padding:5px 26px 12px;border-bottom:1px solid #7897b27b}.mobile-nav .nav-list a{display:flex}.card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.contact-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.article-layout{grid-template-columns:minmax(0,1fr) minmax(185px,.5fr)}}
@media(max-width:620px){.wrap{width:calc(100% - 32px)}.head-row{min-height:59px}.brand img{width:135px}.hero{display:grid;min-height:0}.hero-body{padding-block:29px 22px}.hero h1{font-size:clamp(33px,8.15vw,49px)}.hero p:not(.eyebrow){margin-top:15px}.hero .btn{margin-top:18px}.hero::after{display:none}.hero picture{position:static;width:100%;height:auto;aspect-ratio:1.8;z-index:0}.hero img{object-position:64% 24%}.hero h1 br{display:none}.hero .eyebrow{margin-bottom:12px}.feature-grid{grid-template-columns:1fr}.feature{min-height:55px;padding:8px 1px;border-left:0;border-bottom:1px solid #7897b251}.feature:last-child{border:0}.feature .tile-kicker{font-size:11px}.section-top{align-items:flex-start;flex-direction:column;gap:7px;margin-bottom:16px}.split,.article-layout,.foot-grid,.contact-grid,.sitemap-groups{grid-template-columns:1fr}.foot-grid{gap:15px}.card-grid{gap:9px}.card{padding:12px 10px;min-height:0}.card h3{font-size:17px}.card p{font-size:13px}.card .arrow{right:8px;top:9px}.card .tile-kicker{font-size:11px;padding-right:13px}.sitemap-groups .sitemap-catalog{grid-row:auto}}
@media(max-width:390px){.check-grid{grid-template-columns:1fr}.wide{grid-column:auto}.card-grid{grid-template-columns:1fr}.four-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

.card-media.product-media,.page-figure .product-media{background:#e8eef3;object-fit:contain}
.product-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.product-grid .card{min-height:0}
@media(max-width:530px){.product-grid{grid-template-columns:1fr}}

.faq{margin-top:24px}
.faq h2{font-size:clamp(23px,3vw,31px);margin-bottom:12px;letter-spacing:-.025em}
.faq details{border-bottom:1px solid var(--line);background:#f8fbfd}
.faq details:first-of-type{border-top:1px solid var(--line)}
.faq summary{cursor:pointer;font-weight:700;color:var(--ink);padding:12px 14px;line-height:1.4}
.faq summary::marker{color:var(--blue)}
.faq details[open] summary{background:#edf4fa}
.faq details p{padding:10px 14px 15px;color:var(--muted)}

/* Технические таблицы */
.technical-section{scroll-margin-top:1rem;margin-bottom:1.5rem}
.technical-section h2{margin-bottom:.6rem}
.technical-note,.table-hint{margin:.7rem 0;font-size:.875rem;color:#46586b}
.table-hint{display:none}
.table-scroll{margin-top:.8rem;overflow-x:auto;overscroll-behavior-inline:contain}
.table-scroll:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.comparison-table{min-width:40rem;margin-top:0}
.comparison-table th[scope="row"]{width:20%}
.comparison-table td,.comparison-table th{overflow-wrap:anywhere}
@media(max-width:1050px){.table-hint{display:block}}
.technical-section .data-table caption,.technical-section .data-table th,.technical-section .data-table td{overflow-wrap:anywhere}
.comparison-table th[scope="col"]{width:auto}
.comparison-table th[scope="col"]:first-child{width:20%}