@font-face{font-family:"Montserrat";src:url(fonts/montserrat.woff2) format("woff2");font-weight:100 900;font-style:normal;font-display:swap}
:root{--bg:#fff;--bg2:#f4f6fb;--tx:#12151f;--mu:#5b6275;--ac:#3b5bfd;--ac2:#fff;--bd:#e3e7f0;box-sizing:border-box;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--bg:#0e1117;--bg2:#161a23;--tx:#eef1f7;--mu:#9aa3b8;--ac:#6d86ff;--ac2:#0e1117;--bd:#262c3a;color-scheme:dark}}
:root[data-theme="dark"]{--bg:#0e1117;--bg2:#161a23;--tx:#eef1f7;--mu:#9aa3b8;--ac:#6d86ff;--ac2:#0e1117;--bd:#262c3a;color-scheme:dark}
html{scroll-behavior:smooth;scroll-padding-top:calc(env(safe-area-inset-top,0px) + 80px)}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--tx);font:16px/1.6 "Montserrat",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
.w{max-width:1210px;margin:0 auto;padding:0 20px}
header{position:sticky;top:env(safe-area-inset-top,0px);background:var(--bg);border-bottom:1px solid var(--bd);z-index:5}
header .w{display:flex;justify-content:space-between;align-items:center;height:60px}
.logo{font-weight:800;letter-spacing:.08em;font-size:20px}
nav a{color:var(--mu);text-decoration:none;margin-left:20px;font-size:15px}
nav a:hover{color:var(--tx)}
nav a.ph{color:var(--tx);font-weight:700;white-space:nowrap;display:inline-flex;align-items:center}
.ic{width:1.15em;height:1.15em;margin-right:8px;flex:none;vertical-align:-.2em}
nav .ic{margin-right:6px}
.ct .hrs{margin:20px 0 0;display:flex;justify-content:center;align-items:center}
.top{background:var(--bg2);border-bottom:1px solid var(--bd);font-size:13px}
.top .w{display:flex;justify-content:space-between;align-items:center;gap:12px;height:38px}
.top a,.top span{display:inline-flex;align-items:center;color:var(--tx);text-decoration:none;white-space:nowrap}
.top a{font-weight:700}
.top .ic{margin-right:6px}
.soc{display:flex;align-items:center;gap:14px}
.top .soc a.s{display:block;line-height:0}
.soc .s svg{width:22px;height:22px;display:block}
@media (max-width:480px){.top{font-size:12px}.soc{gap:6px 12px;flex-wrap:wrap;justify-content:flex-end}.top .w{gap:6px 8px;height:auto;min-height:38px;flex-wrap:wrap;padding-top:6px;padding-bottom:6px}}
@media (max-width:640px){nav a{margin-left:12px;font-size:13px}}
.hero{padding:88px 0 72px}
h1{font-size:clamp(32px,6vw,56px);line-height:1.1;margin:0 0 20px;letter-spacing:-.02em}
.hero p{font-size:19px;color:var(--mu);max-width:620px;margin:0 0 32px}
.btn{display:inline-block;background:var(--ac);color:var(--ac2);padding:14px 26px;border-radius:10px;text-decoration:none;font-weight:600}
section{padding:64px 0}
.alt{background:var(--bg2)}
h2{font-size:30px;margin:0 0 32px}
.g{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px}
.c{border:1px solid var(--bd);background:var(--bg);border-radius:14px;padding:24px}
.c h3{margin:0 0 8px;font-size:18px}
.c h3.sv{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.sv .ic{width:28px;height:28px;margin:0;color:var(--ac)}
.c p{margin:0;color:var(--mu);font-size:15px}
.n{color:var(--ac);font-weight:800;font-size:14px;margin-bottom:10px}
.ct{text-align:center}
.ct p{color:var(--mu);margin:0 0 24px}
.ck{position:fixed;right:16px;bottom:calc(16px + env(safe-area-inset-bottom,0px));width:min(380px,calc(100% - 32px));background:var(--bg);color:var(--tx);border:1px solid var(--bd);border-radius:14px;padding:20px;box-shadow:0 8px 30px rgba(0,0,0,.18);z-index:20;font-size:13px;line-height:1.5}
.ck[hidden]{display:none}
.ck a{color:var(--ac)}
footer a{color:var(--mu)}
.doc{padding:48px 20px 72px;max-width:820px}
.doc h1{font-size:clamp(26px,4.5vw,38px);line-height:1.2;margin:24px 0 8px}
.doc h2{font-size:20px;margin:32px 0 10px}
.doc p,.doc li{color:var(--mu);font-size:15px}
.doc ul{padding-left:20px}
.doc a{color:var(--ac)}
.ck h4{margin:0 0 8px;font-size:15px}
.ck p{margin:0 0 14px;color:var(--mu)}
.ck button{font:inherit;font-weight:600;font-size:14px;background:var(--ac);color:var(--ac2);border:0;border-radius:8px;padding:10px 22px;cursor:pointer;float:right}
.ck:after{content:"";display:block;clear:both}
footer{padding:28px 0;color:var(--mu);font-size:14px;border-top:1px solid var(--bd)}
.dd{position:relative;margin-left:20px;padding:18px 0}
.dd>a{margin-left:0;display:inline-flex;align-items:center;gap:4px}
.dd>a .ic{width:16px;height:16px;margin:0;transition:transform .2s}
.dd:hover>a .ic,.dd:focus-within>a .ic{transform:rotate(180deg)}
.sub{display:none;position:absolute;top:100%;left:-12px;width:300px;background:var(--bg);border:1px solid var(--bd);border-radius:12px;box-shadow:0 12px 30px rgba(0,0,0,.18);padding:10px;z-index:30;max-height:75vh;overflow:auto}
.dd:hover .sub,.dd:focus-within .sub{display:block}
.sub a{display:block;margin:0;padding:6px 10px;border-radius:8px;color:var(--mu);font-size:14px}
.sub a:hover{background:var(--bg2);color:var(--tx)}
.sub a.gh{color:var(--tx);font-weight:700;font-size:12px;text-transform:uppercase;letter-spacing:.05em;margin-top:6px}
.sl{margin:0;padding-left:18px;color:var(--mu);font-size:15px}
.sl li{margin:0 0 10px}
.sl b{color:var(--tx)}
@media (max-width:640px){.dd{margin-left:0;position:static}.sub{left:12px;right:12px;width:auto}nav a[href="#process"],nav a[href="#contact"]{display:none}}
nav{display:flex;align-items:center;flex-wrap:nowrap;white-space:nowrap}
.sub{overflow:visible;max-height:none;width:270px}
.sub a{display:flex;align-items:center;gap:10px}
.sub .ic{width:18px;height:18px;margin:0;flex:none;color:var(--ac)}
.sub a.gh{color:var(--tx);font-weight:600;font-size:14px;text-transform:none;letter-spacing:0;margin:0}
.ar{margin-left:auto;color:var(--mu);font-size:18px;line-height:1}
.grp{position:relative}
.fly{display:none;position:absolute;left:100%;top:-10px;width:240px;margin-left:2px;background:var(--bg);border:1px solid var(--bd);border-radius:12px;box-shadow:0 12px 30px rgba(0,0,0,.18);padding:10px}
.grp:hover .fly,.grp:focus-within .fly{display:block}
@media (max-width:640px){.sub{max-height:75vh;overflow:auto;width:auto}.ar{display:none}.fly{display:block;position:static;width:auto;margin:0;border:0;box-shadow:none;padding:0 0 4px 18px;background:transparent}}
.hcta{display:none;padding:9px 18px;font-size:14px;margin-left:20px}
header.stuck .hcta{display:inline-block}
nav a.hcta:hover{color:var(--ac2)}
.md{position:fixed;inset:0;background:rgba(10,12,20,.55);display:flex;align-items:center;justify-content:center;padding:20px;z-index:40}
.md[hidden]{display:none}
.mb{background:var(--bg);color:var(--tx);border:1px solid var(--bd);border-radius:16px;width:min(440px,100%);max-height:100%;overflow:auto;padding:28px;position:relative}
.mb h3{margin:0 0 6px;font-size:22px}
.mb .lead{margin:0 0 18px;color:var(--mu);font-size:14px}
.mx{position:absolute;top:10px;right:14px;background:none;border:0;color:var(--mu);font-size:28px;line-height:1;cursor:pointer}
.mb label{display:block;font-size:13px;color:var(--mu);margin:0 0 12px}
.mb .f{display:block;width:100%;margin-top:4px;padding:11px 12px;border:1px solid var(--bd);border-radius:8px;background:var(--bg2);color:var(--tx);font:inherit;font-size:15px}
.mb textarea.f{resize:vertical;min-height:80px}
.mb label.chk{display:flex;gap:8px;align-items:flex-start;font-size:12px;line-height:1.4}
.mb .chk input{margin-top:2px;flex:none}
.mb .chk a{color:var(--ac)}
.btn.go{width:100%;border:0;cursor:pointer;font:inherit;font-weight:600;text-align:center;margin-top:6px}
@media (max-width:640px){header.stuck nav a[href="#cases"],header.stuck nav a[href="#blog"]{display:none}.hcta{padding:8px 12px;font-size:12px;margin-left:10px}.logo svg{height:28px}}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
@media (max-width:640px){nav a[href="#cases"],nav a[href="#blog"]{display:none}header.stuck nav a[href*="bitriks-24"]{display:none}}