:root{--brand:#46407e;--brand2:#2e2a5c;--brand3:#6a62c2;--acc:#e8641b;--ink:#222534;--mute:#667085;--line:#e1e4ee;--bg:#f5f6fa;--card:#fff}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font:16px/1.65 "Segoe UI",system-ui,-apple-system,Roboto,Arial,sans-serif;color:var(--ink);background:#fff}
img{max-width:100%;height:auto}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
.w{max-width:1180px;margin:0 auto;padding:0 20px}
.bar{background:var(--brand2);color:#d6d3f2;font-size:14px}
.bar .w{display:flex;flex-wrap:wrap;gap:4px 26px;justify-content:space-between;padding-top:8px;padding-bottom:8px}
.bar a{color:#fff}
.bar span{white-space:nowrap}
.hd{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.hd .w{display:flex;align-items:center;gap:22px;min-height:84px}
.logo img{display:block;width:150px;height:auto}
.nav{display:flex;gap:4px;margin-left:auto;align-items:center}
.nav a{color:var(--ink);padding:9px 14px;border-radius:8px;font-weight:600;font-size:15px}
.nav a:hover{background:var(--bg);text-decoration:none}
.nav a.cur{background:var(--brand);color:#fff}
.tel{font-weight:700;font-size:18px;color:var(--brand);white-space:nowrap}
.menu-btn{display:none;margin-left:auto;background:var(--brand);color:#fff;border:0;border-radius:8px;font:600 15px/1 inherit;padding:11px 14px;cursor:pointer}
.hero{background:linear-gradient(120deg,var(--brand2),var(--brand) 60%,#5b53a8);color:#fff;position:relative;overflow:hidden}
.hero:before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(135deg,rgba(255,255,255,.05) 0 2px,transparent 2px 44px)}
.hero .w{position:relative;padding-top:52px;padding-bottom:52px}
.hero h1{margin:0 0 12px;font-size:36px;line-height:1.2;max-width:820px}
.hero p{margin:0 0 22px;font-size:19px;color:#e4e2fa;max-width:720px}
.hero.sm .w{padding-top:34px;padding-bottom:30px}
.hero.sm h1{font-size:30px;margin:0}
.crumbs{font-size:14px;color:#cfcbef;margin-bottom:8px}
.crumbs a{color:#fff}
.btn{display:inline-block;border-radius:10px;padding:13px 24px;font-weight:700;font-size:16px;border:0;cursor:pointer;font-family:inherit}
.btn:hover{text-decoration:none}
.btn.pri{background:var(--acc);color:#fff}
.btn.pri:hover{background:#cf5512}
.btn.ghost{background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.45);margin-left:10px}
.sec{padding:44px 0}
.sec.alt{background:var(--bg)}
h2{margin:0 0 18px;font-size:27px;line-height:1.25;color:var(--brand2)}
h3{margin:0 0 8px;font-size:19px;color:var(--brand2)}
p{margin:0 0 14px}
.lead{font-size:18px;color:#3b3f55;max-width:860px}
.cats{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.cat{background:var(--card);border:1px solid var(--line);border-radius:14px;overflow:hidden;display:flex;flex-direction:column}
.cat img{display:block;width:100%;aspect-ratio:254/170;object-fit:cover;background:#fff}
.cat .b{padding:18px 20px 20px}
.cat ul{margin:8px 0 0;padding-left:20px;font-size:15px;color:#3b3f55;columns:1}
.cat li{margin:2px 0}
.feat{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.f{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px}
.f b{display:block;font-size:34px;line-height:1;color:var(--brand);margin-bottom:8px}
.f p{margin:0;font-size:15px;color:#3b3f55}
.svc{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.svc>div,.svc>a{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:22px;color:var(--ink)}
.svc a:hover,a.svc-l:hover{border-color:var(--brand3);text-decoration:none;box-shadow:0 6px 20px rgba(70,64,126,.12)}
.svc p{font-size:15px;color:#3b3f55;margin:0}
.steps{counter-reset:s;list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.steps li{counter-increment:s;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px;font-size:15px;position:relative}
.steps li:before{content:counter(s);display:block;width:34px;height:34px;border-radius:50%;background:var(--brand);color:#fff;text-align:center;line-height:34px;font-weight:700;margin-bottom:10px}
.steps b{display:block;margin-bottom:4px;font-size:16px}
details{background:var(--card);border:1px solid var(--line);border-radius:12px;margin:0 0 10px}
summary{cursor:pointer;padding:14px 18px;font-weight:700;color:var(--brand2);list-style:none;position:relative;padding-right:46px}
summary::-webkit-details-marker{display:none}
summary:after{content:"+";position:absolute;right:18px;top:50%;transform:translateY(-50%);font-size:24px;color:var(--brand)}
details[open] summary:after{content:"\2212"}
.tree{display:grid;grid-template-columns:repeat(3,1fr);gap:14px 26px;padding:4px 18px 18px}
.tree h4{margin:0 0 4px;font-size:15px;color:var(--brand)}
.tree ul{margin:0;padding-left:18px;font-size:14.5px;color:#3b3f55}
.tree li{margin:1px 0}
.brands{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px;margin:18px 0}
.brand{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px 18px;font-weight:700;color:var(--brand2)}
.brand small{display:block;font-weight:400;color:var(--mute);font-size:13.5px;margin-top:2px}
.two{display:grid;grid-template-columns:1.1fr .9fr;gap:30px;align-items:start}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:22px 24px}
.dl{margin:0}
.dl dt{font-size:13px;text-transform:uppercase;letter-spacing:.06em;color:var(--mute);margin-top:14px}
.dl dt:first-child{margin-top:0}
.dl dd{margin:2px 0 0;font-size:17px}
.price{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;border-left:5px solid var(--acc);background:var(--bg);border-radius:10px;padding:14px 18px;margin:0 0 14px}
.price b{font-size:28px;color:var(--brand2);white-space:nowrap}
.price span{color:#3b3f55}
form.cb{display:grid;gap:12px}
form.cb label{font-size:14px;color:var(--mute);display:grid;gap:4px}
form.cb input{font:inherit;padding:12px 14px;border:1px solid #c9cde0;border-radius:10px}
form.cb input:focus{outline:2px solid var(--brand3);border-color:var(--brand3)}
.thanks{display:none;background:#e9f7ee;border:1px solid #b6e2c4;color:#1d6a3a;border-radius:10px;padding:14px 16px;font-weight:600}
ul.chk{list-style:none;padding:0;margin:0 0 14px}
ul.chk li{padding-left:28px;position:relative;margin:7px 0}
ul.chk li:before{content:"";position:absolute;left:4px;top:7px;width:10px;height:6px;border-left:3px solid var(--acc);border-bottom:3px solid var(--acc);transform:rotate(-45deg)}
footer{background:var(--brand2);color:#cfcbef;font-size:15px;margin-top:0}
footer .w:not(.cp){display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:26px;padding-top:34px;padding-bottom:26px}
footer h4{margin:0 0 8px;color:#fff;font-size:16px}
footer a{color:#fff}
footer p{margin:0 0 4px}
.cp{border-top:1px solid rgba(255,255,255,.14);padding:14px 20px;font-size:14px;color:#a9a5d6}
@media(max-width:960px){
.tel{display:none}
.menu-btn{display:block}
.nav{display:none;position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;padding:10px 16px;box-shadow:0 10px 20px rgba(0,0,0,.08)}
.nav.open{display:flex}
.hd .w{min-height:70px}
.logo img{width:124px}
.hero h1{font-size:28px}
.hero.sm h1{font-size:24px}
.cats,.svc,.two{grid-template-columns:1fr}
.feat,.steps{grid-template-columns:repeat(2,1fr)}
.tree{grid-template-columns:1fr}
footer .w:not(.cp){grid-template-columns:1fr}
.btn.ghost{margin:10px 0 0}
.bar .w{justify-content:flex-start}
}
@media(max-width:520px){.feat,.steps{grid-template-columns:1fr}.hero .w{padding-top:34px;padding-bottom:34px}.sec{padding:32px 0}h2{font-size:23px}.bar span.hide{display:none}}