:root{--bg:#f6f8fb;--card:#fff;--ink:#1b2534;--muted:#5b6675;--line:#d6dde8;--blue:#1f5fd6;--blue-d:#174aa8;--note:#f3f7ff}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg);line-height:1.65;font-size:16px}
a{color:var(--blue)}
.wrap{max-width:900px;margin:0 auto;padding:0 24px}
header{background:var(--card);border-bottom:1px solid var(--line)}
header .wrap{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;color:var(--ink);text-decoration:none}
.logo i{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--blue),#4f8df5);display:grid;place-items:center;color:#fff;font-style:normal;font-size:12px;font-weight:700}
nav a{color:var(--muted);text-decoration:none;margin-left:20px;font-size:14px;font-weight:500}
nav a:hover{color:var(--blue)}
.hero{padding:64px 0 48px}
.hero h1{font-size:38px;line-height:1.15;letter-spacing:-.5px;max-width:640px}
.hero p{color:var(--muted);font-size:18px;max-width:600px;margin:16px 0 26px}
.btn{display:inline-block;background:var(--blue);color:#fff;text-decoration:none;border:0;border-radius:9px;padding:13px 26px;font:inherit;font-size:15px;font-weight:600;cursor:pointer}
.btn:hover{background:var(--blue-d)}
.btn:disabled{background:#9db4dd;cursor:not-allowed}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:10px 0 64px}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:22px}
.card h3{font-size:17px;margin-bottom:6px}
.card p{color:var(--muted);font-size:14.5px}
section.doc{padding:40px 0 72px}
article{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:42px 46px}
article h1{font-size:30px;letter-spacing:-.4px;margin-bottom:6px}
.meta{color:var(--muted);font-size:14px;margin-bottom:24px}
article h2{font-size:20px;margin:26px 0 10px;padding-top:20px;border-top:1px solid var(--line)}
article p,article li{margin-bottom:10px}
article ul{padding-left:24px}
.box{background:var(--note);border-left:4px solid var(--blue);border-radius:8px;padding:16px 18px;margin:16px 0}
.form{background:var(--note);border:1px solid #d5e2fb;border-radius:12px;padding:24px;margin:18px 0 8px}
.f{margin-bottom:14px}
label.lbl{display:block;font-size:13px;font-weight:600;margin-bottom:6px}
input[type=tel],input[type=text],input[type=email]{width:100%;height:46px;border:1px solid var(--line);border-radius:8px;background:#fff;padding:0 14px;font:inherit;font-size:15px}
input:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(31,95,214,.15)}
.consent{display:flex;gap:12px;align-items:flex-start;margin:16px 0}
.consent input[type=checkbox]{appearance:none;-webkit-appearance:none;width:20px;height:20px;flex:none;margin-top:3px;border:2px solid #8ea4c8;border-radius:5px;background:#fff;cursor:pointer;position:relative}
.consent input[type=checkbox]:checked{background:var(--blue);border-color:var(--blue)}
.consent input[type=checkbox]:checked::after{content:"";position:absolute;left:5px;top:1px;width:6px;height:11px;border:solid #fff;border-width:0 2.5px 2.5px 0;transform:rotate(45deg)}
.consent label{font-size:13.5px;line-height:1.55;cursor:pointer}
.ok{display:none;background:#e8f6ee;border-left:4px solid #27ae60;border-radius:8px;padding:14px 16px;margin-top:14px;font-size:14.5px}
.small{font-size:12.5px;color:var(--muted);margin-top:10px}
.disclaimer{font-size:12.5px;color:var(--muted);border-top:1px solid var(--line);margin-top:22px;padding-top:14px}
footer{border-top:1px solid var(--line);padding:32px 0;color:var(--muted);font-size:13.5px;background:var(--card)}
footer .wrap{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}
footer a{color:var(--muted);text-decoration:none;margin-right:16px}
footer a:hover{color:var(--blue)}
@media(max-width:720px){.grid{grid-template-columns:1fr}.hero h1{font-size:28px}article{padding:28px 22px}nav a{margin-left:12px}}