:root{--b:#1f5fd1;--bd:#163f8c;--t:#1b2333;--m:#5b6678;--bg:#f6f8fb;--l:#e3e8f0;--r:12px}
*{box-sizing:border-box}body{margin:0;font:16px/1.65 -apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--t);background:#fff}
a{color:var(--b);text-decoration:none}a:hover{text-decoration:underline}
.w{max-width:1120px;margin:0 auto;padding:0 20px}
header{border-bottom:1px solid var(--l);background:#fff;position:sticky;top:0;z-index:9}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{display:flex;gap:10px;align-items:center;font-weight:700;font-size:19px;color:var(--t)}.logo:hover{text-decoration:none}
nav ul{display:flex;gap:22px;list-style:none;margin:0;padding:0}nav a{color:var(--t);font-size:15px}
.burger{display:none;background:none;border:0;font-size:26px;cursor:pointer}
.hero{background:linear-gradient(135deg,#eef3fc,#fff);padding:80px 0 70px}
.hero h1{font-size:44px;line-height:1.15;margin:0 0 18px;max-width:760px}.hero p{font-size:19px;color:var(--m);max-width:680px}
.ph{background:var(--bg);padding:48px 0 36px;border-bottom:1px solid var(--l)}.ph h1{margin:0 0 8px;font-size:34px}.ph p{color:var(--m);margin:0;max-width:760px}
.btn{display:inline-block;background:var(--b);color:#fff;padding:13px 24px;border-radius:8px;font-weight:600;border:0;cursor:pointer;font-size:16px}
.btn:hover{background:var(--bd);text-decoration:none}.btn.o{background:#fff;color:var(--b);border:1px solid var(--b)}
section{padding:60px 0}.alt{background:var(--bg)}h2{font-size:30px;margin:0 0 14px}.lead{color:var(--m);max-width:720px;margin-bottom:32px}
.g{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:22px}
.c{background:#fff;border:1px solid var(--l);border-radius:var(--r);padding:26px}.c h3{margin:12px 0 8px;font-size:19px}.c p{color:var(--m);margin:0 0 10px}
.ic{width:46px;height:46px;border-radius:10px;background:#e8effc;display:flex;align-items:center;justify-content:center}
.ic svg{width:24px;height:24px;stroke:var(--b);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.steps{counter-reset:s;list-style:none;padding:0}.steps li{counter-increment:s;padding:0 0 18px 54px;position:relative}
.steps li:before{content:counter(s);position:absolute;left:0;top:0;width:36px;height:36px;border-radius:50%;background:var(--b);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700}
.ck{list-style:none;padding:0}.ck li{padding-left:28px;position:relative;margin-bottom:8px}.ck li:before{content:"✓";position:absolute;left:0;color:var(--b);font-weight:700}
details{border:1px solid var(--l);border-radius:10px;padding:14px 18px;margin-bottom:10px;background:#fff}summary{font-weight:600;cursor:pointer}
.price{font-size:30px;font-weight:700;margin:8px 0}.price small{font-size:15px;color:var(--m);font-weight:400}.hl{border:2px solid var(--b)}
.tag{display:inline-block;font-size:13px;background:#e8effc;color:var(--bd);padding:3px 10px;border-radius:20px;margin-right:6px}
.av{width:56px;height:56px;border-radius:50%;background:var(--b);color:#fff;font-weight:700;display:flex;align-items:center;justify-content:center;font-size:20px}
article.post{max-width:760px}article.post h2{font-size:24px;margin-top:32px}.meta{color:var(--m);font-size:14px}
form{display:grid;gap:14px;max-width:560px}input,textarea,select{font:inherit;padding:12px;border:1px solid #c9d2e0;border-radius:8px;width:100%}textarea{min-height:120px}
.ok{display:none;background:#e7f6ec;border:1px solid #9fd5b0;color:#1d6b38;padding:14px;border-radius:8px}
footer{background:#121a2b;color:#aeb7c7;padding:44px 0 24px;font-size:14px}footer a{color:#d6dce7}footer .g{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}footer h4{color:#fff;margin:0 0 10px}
footer ul{list-style:none;padding:0;margin:0}footer li{margin-bottom:6px}.copy{border-top:1px solid #26314a;margin-top:28px;padding-top:18px}
table{border-collapse:collapse;width:100%}td,th{border-bottom:1px solid var(--l);padding:10px;text-align:left}
@media(max-width:820px){.hero h1{font-size:32px}nav ul{display:none;position:absolute;top:68px;left:0;right:0;background:#fff;flex-direction:column;padding:16px 20px;border-bottom:1px solid var(--l)}nav ul.open{display:flex}.burger{display:block}}