:root{
--bg:#f6f7fb;--white:#fff;--ink:#101828;--mut:#5b6577;--line:#e2e6ef;
--ac:#2547f4;--ac-d:#1a37c9;--ac-soft:#eef1ff;--ok:#16a34a;
--f:"Manrope","Segoe UI",system-ui,-apple-system,Arial,sans-serif;
--r:12px;--s:88px;--px:clamp(16px,2.4vw,36px)}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{font-family:var(--f);background:var(--bg);color:var(--ink);line-height:1.65;font-size:16px;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
ul{list-style:none}
.wrap{max-width:1480px;margin:0 auto;padding:0 var(--px)}
h1,h2,h3{line-height:1.15;letter-spacing:-.025em;text-wrap:balance;font-weight:800}
p{text-wrap:pretty}
:focus-visible{outline:2px solid var(--ac);outline-offset:3px;border-radius: 6px}
header{position:sticky;top:0;z-index:30;background:rgba(246,247,251,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px;gap:24px}
.logo{font-weight:800;font-size:1.3rem;letter-spacing:-.03em;white-space:nowrap;flex:none}
.logo b{color:var(--ac)}
nav ul{display:flex;gap:4px;font-weight:600;font-size:.95rem;color:var(--mut)}
nav a{position:relative;display:block;padding:8px 12px;border-radius:8px;white-space:nowrap;transition:color .15s,background .15s}
nav a:hover{color:var(--ink);background:rgba(16,24,40,.06)}
nav a:active{background:rgba(16,24,40,.1)}
nav a:focus-visible,.menu:focus-visible,.nav-r .btn:focus-visible{outline:2px solid var(--ac);outline-offset:2px}
nav a[aria-current]{color:var(--ac);background:var(--ac-soft);font-weight:700}
nav a[aria-current]:hover{background:var(--ac-soft);color:var(--ac)}
.menu:hover{border-color:var(--ink)}
.nav-r .btn:active{transform:translateY(1px)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:40px;padding:0 18px;border-radius:8px;font:600 .9rem var(--f);line-height:1;border:1px solid var(--line);background:var(--white);color:var(--ink);cursor:pointer;transition:background .15s,border-color .15s;white-space:nowrap}
.btn:hover{border-color:var(--ink)}
.btn.p{background:var(--ac);border-color:var(--ac);color:#fff}
.btn.p:hover{background:var(--ac-d);border-color:var(--ac-d)}
.nav-r{display:flex;align-items:center;gap:10px}
.nav-r .btn{height:38px;padding:0 16px}
.mob{display:none}
.menu{display:none;flex:none;width:38px;height:38px;padding:0;border:1px solid var(--line-strong);background:var(--white) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%23101828' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M4 7h16M4 12h16M4 17h16'/%3E%3C/svg%3E") center/20px no-repeat;border-radius:8px;font-size:0;color:transparent;cursor:pointer}
header:has(nav.open) .menu{border-color:var(--ac);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%232446f5' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M6 6l12 12M18 6 6 18'/%3E%3C/svg%3E")}
/* hero */
.hero{padding:80px 0 var(--s)}
.hero .g{display:grid;grid-template-columns:1.25fr .75fr;gap:72px;align-items:center}
.hero h1{font-size:clamp(2.2rem,4.2vw,3.4rem);margin-bottom:24px;max-width:15em}
.hero p{font-size:1.15rem;color:var(--mut);max-width:34em;margin-bottom:36px}
.cta{display:flex;gap:12px;flex-wrap:wrap}
.sumw{position:relative;isolation:isolate}
.sumw::before{content:"";position:absolute;inset:16px -14px -14px 14px;border-radius: 14px;background:var(--ac-soft);border:1px solid #d9e0ff;z-index:-1}
.sum{background:var(--white);border:1px solid var(--line);border-radius: 14px;padding:10px 32px;box-shadow:0 24px 56px rgba(16,24,40,.09)}
.sum li{display:flex;align-items:center;gap:20px;padding:22px 0}
.sum li+li{border-top:1px solid var(--line)}
.sum .ic{flex:none;width:48px;height:48px;border-radius: 10px;background:var(--ac-soft);color:var(--ac);display:grid;place-items:center}
.sum svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.sum span{display:block;color:var(--mut);font-size:.88rem;line-height:1.3;margin-bottom:3px}
.sum strong{display:block;font-size:1.08rem;font-weight:700;line-height:1.35}
/* sections */
section{padding:var(--s) 0}
.white{background:var(--white);border-block:1px solid var(--line)}
.sh{max-width:720px;margin-bottom:48px}
.sh.c{margin-left:auto;margin-right:auto;text-align:center}
.sh h2{font-size:clamp(1.8rem,3vw,2.4rem);margin-bottom:12px}
.sh p{color:var(--mut);font-size:1.05rem}
/* versions */
.vg{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.v{background:var(--white);border:1px solid var(--line);border-radius:var(--r);padding:28px 32px}
.v h3{font-size:1.2rem;margin-bottom:6px}
.v p{color:var(--mut);font-size:.95rem}
.v small{display:block;margin-top:16px;font-size:.85rem;font-weight:700;color:var(--ac)}
.srv li{background:var(--white)}
.prov{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.prov li{display:grid;place-items:center;height:80px;padding:0 16px;text-align:center;background:var(--bg);border:1px solid var(--line);border-radius:var(--r);font-weight:700;font-size:1.05rem}
.prov .more{border-style:dashed;background:transparent;color:var(--mut);font-weight:600}
.white .step::before{box-shadow:0 0 0 6px var(--white)}
/* iso */
.why{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.why li{background:var(--bg);border:1px solid var(--line);border-radius:var(--r);padding:32px;display:flex;flex-direction:column}
.why .ico{width:48px;height:48px;border-radius:10px;background:var(--ac-soft);color:var(--ac);display:grid;place-items:center;margin-bottom:20px}
.why svg{width:24px;height:24px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.why strong{font-size:1.15rem;margin-bottom:8px}
.why span{color:var(--mut);font-size:.97rem}
/* steps */
.steps{display:grid;grid-template-columns:repeat(5,1fr);counter-reset:s}
.step{counter-increment:s;position:relative;padding-right:28px}
.step::before{content:counter(s);position:relative;z-index:1;display:grid;place-items:center;width:44px;height:44px;margin-bottom:20px;border-radius:50%;background:var(--ac);color:#fff;font-weight:800;box-shadow:0 0 0 6px var(--bg)}
.step:last-child::before{content:"\2713";background:var(--ok)}
.step:not(:last-child)::after{content:"";position:absolute;top:21px;left:44px;right:0;height:2px;background:var(--line)}
.step h3{font-size:1.1rem;margin-bottom:8px}
.step p{color:var(--mut);font-size:.95rem;max-width:15em}
/* need */
.need{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.need div{background:var(--white);border:1px solid var(--line);border-radius:var(--r);padding:28px 32px}
.need h3{font-size:1.1rem;margin-bottom:6px}
.need p{color:var(--mut);font-size:.95rem}
/* faq */
.faq{display:grid;grid-template-columns:1fr 1fr;gap:16px 20px;align-items:start}
details{background:var(--bg);border:1px solid var(--line);border-radius:var(--r);transition:background .2s,border-color .2s}
details[open]{background:var(--ac-soft);border-color:#cdd6ff}
summary{list-style:none;cursor:pointer;padding:22px 24px;font-weight:700;font-size:1.05rem;line-height:1.4;display:flex;align-items:center;justify-content:space-between;gap:20px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";flex:none;display:grid;place-items:center;width:32px;height:32px;border-radius:50%;background:var(--white);border:1px solid var(--line);color:var(--ac);font-size:1.3rem;font-weight:500;line-height:1}
details[open] summary::after{content:"\2212";background:var(--ac);border-color:var(--ac);color:#fff}
details p{padding:0 24px 24px;color:var(--mut);max-width:34em}
/* contact */
.cband{background:var(--ink);color:#fff;border-radius: 14px;padding:56px 64px;display:grid;grid-template-columns:1fr auto;gap:40px;align-items:center}
.cband h2{font-size:clamp(1.8rem,3vw,2.3rem);margin-bottom:10px}
.cband p{color:#aab4c8;max-width:none}
.cband .acts{display:flex;gap:12px;flex-wrap:wrap}
.cband .btn{border-color:#2b3957;background:transparent;color:#fff}
.cband .btn:hover{border-color:#fff}
.cband .btn.p{background:var(--ac);border-color:var(--ac)}
footer{background:var(--white);border-top:1px solid var(--line)}
.ftop{padding-top:64px;padding-bottom:64px}
.fbar{background:var(--ink);color:#aab4c8;text-align:center;font-size:.9rem;padding:20px 0}
.fg{display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px}
.fb p{margin-top:14px;color:var(--mut);font-size:.95rem;max-width:26em}
footer h4{font-size:.95rem;font-weight:800;margin-bottom:16px}
footer li+li{margin-top:12px}
footer li a{color:var(--mut);font-size:.95rem;transition:color .15s}
footer li a:hover{color:var(--ac)}
@media(max-width:1000px){
:root{--s:68px}
.hero .g{grid-template-columns:1fr;gap:48px}
.vg,.need{grid-template-columns:1fr 1fr}
.steps{grid-template-columns:repeat(3,1fr);gap:40px 32px}
.cband{grid-template-columns:1fr;padding:44px 32px}
nav{display:none;position:absolute;left:0;right:0;top:64px;background:var(--white);border-bottom:1px solid var(--line);box-shadow:0 18px 30px rgba(16,24,40,.12);padding:6px var(--px) 14px}
nav.open{display:block}
nav ul{flex-direction:column;gap:0}
nav li a{display:block;padding:13px 0;border-bottom:1px solid var(--line);border-radius:0}nav li:last-child a{border-bottom:0}nav a:hover{background:none}nav a[aria-current]{background:none}nav a[aria-current]::after{display:none}
.menu{display:block}
.nav{gap:12px}}
@media(max-width:800px){.fg{grid-template-columns:repeat(2,1fr);gap:36px 24px}.fb{grid-column:1/-1}.faq{grid-template-columns:1fr}.why{grid-template-columns:1fr}.prov{grid-template-columns:1fr 1fr 1fr}}
@media(max-width:600px){
.nav-r .btn:not(.p){display:none}.mob{display:list-item}.nav-r .btn{padding:0 16px}
.prov{grid-template-columns:1fr 1fr}.prov li{height:68px}
:root{--s:56px}
.hero{padding-top:44px}
.vg,.need{grid-template-columns:1fr}
.sum{padding:6px 22px}.sumw::before{inset:12px -8px -8px 8px}
.cta .btn,.cband .btn{flex:1}
.cband{padding:36px 24px;border-radius: 12px}}
@media(max-width:1000px){
.steps{grid-template-columns:1fr}
.step{padding:0 0 36px 68px}
.step:last-child{padding-bottom:0}
.step::before{position:absolute;left:0;top:0;margin:0}
.step:not(:last-child)::after{left:21px;right:auto;top:44px;bottom:0;width:2px;height:auto}
.step h3{padding-top:9px}
.step p{max-width:none}}
@media(max-width:380px){.logo{font-size:1.1rem}.nav{gap:8px}.nav-r{gap:6px}.nav-r .btn{padding:0 10px;font-size:.85rem}}