:root{--ink:#0f172a;--muted:#475569;--line:#e2e8f0;--bg:#f8fafc;--brand:#0e7490;--brand2:#0891b2;--accent:#f59e0b;--r:14px}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:#fff}
a{color:var(--brand)}img{max-width:100%}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
header.nav{position:sticky;top:0;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);z-index:10}
header.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px;color:var(--ink);text-decoration:none}
.logo svg{width:30px;height:30px}
nav a{color:var(--muted);text-decoration:none;margin-left:22px;font-size:15px}nav a:hover{color:var(--ink)}
.btn{display:inline-block;background:var(--brand);color:#fff!important;padding:12px 22px;border-radius:999px;font-weight:600;text-decoration:none;border:0;cursor:pointer;font-size:16px}
.btn:hover{background:var(--brand2)}.btn.ghost{background:transparent;color:var(--brand)!important;border:1.5px solid var(--brand)}
nav .btn{margin-left:22px;padding:8px 16px;color:#fff}
.hero{background:linear-gradient(160deg,#ecfeff 0%,#fff 60%);padding:80px 0 64px}
.hero h1{font-size:clamp(34px,5vw,56px);line-height:1.08;margin:0 0 18px;letter-spacing:-.02em;max-width:820px}
.hero p.lead{font-size:clamp(17px,2vw,20px);color:var(--muted);max-width:640px;margin:0 0 28px}
.pill{display:inline-block;background:#fef3c7;color:#92400e;font-weight:600;font-size:13px;padding:5px 12px;border-radius:999px;margin-bottom:18px}
.cta-row{display:flex;gap:12px;flex-wrap:wrap}
.note{font-size:14px;color:var(--muted);margin-top:14px}
section{padding:72px 0}section.alt{background:var(--bg)}
h2{font-size:clamp(26px,3.4vw,36px);letter-spacing:-.01em;margin:0 0 12px}
.sub{color:var(--muted);margin:0 0 36px;max-width:640px}
.grid{display:grid;gap:20px}.g3{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}.g2{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:24px}
.card h3{margin:6px 0 8px;font-size:19px}.card p{margin:0;color:var(--muted)}
.num{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:50%;background:#cffafe;color:var(--brand);font-weight:800}
.ico{font-size:26px}
.price{position:relative}.price.feat{border:2px solid var(--brand);box-shadow:0 10px 30px rgba(14,116,144,.12)}
.price .amt{font-size:40px;font-weight:800}.price .amt small{font-size:16px;color:var(--muted);font-weight:500}
.price ul{padding-left:18px;color:var(--muted)}.price .tag{position:absolute;top:-12px;left:24px;background:var(--brand);color:#fff;font-size:12px;font-weight:700;padding:4px 10px;border-radius:999px}
details{border-bottom:1px solid var(--line);padding:16px 0}summary{font-weight:600;cursor:pointer;font-size:17px}details p{color:var(--muted);margin:10px 0 0}
form.signup{display:grid;gap:14px;max-width:560px}
form.signup label{font-weight:600;font-size:14px;display:grid;gap:6px}
form.signup input,form.signup select,form.signup textarea{font:inherit;padding:12px 14px;border:1px solid #cbd5e1;border-radius:10px;width:100%}
form.signup .row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:560px){form.signup .row{grid-template-columns:1fr}nav a:not(.btn){display:none}}
.check{font-weight:400!important;display:flex!important;grid-template-columns:none!important;gap:10px!important;align-items:flex-start}.check input{width:auto!important;margin-top:5px}
footer{border-top:1px solid var(--line);padding:36px 0;color:var(--muted);font-size:14px}
footer .wrap{display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between}
footer a{color:var(--muted);margin-right:16px}
.doc{max-width:820px;padding-top:40px;padding-bottom:60px}
.doc table{border-collapse:collapse;width:100%;font-size:14.5px;display:block;overflow-x:auto}
.doc th,.doc td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}.doc th{background:var(--bg)}
.doc blockquote{margin:16px 0;padding:12px 18px;background:var(--bg);border-left:4px solid var(--brand);border-radius:6px}
.doc h2{margin-top:48px}.doc hr{border:0;border-top:1px solid var(--line);margin:36px 0}
.doc a{word-break:break-word}
.banner{background:#ecfeff;border:1px solid #a5f3fc;border-radius:var(--r);padding:16px 20px;margin:20px 0}
@media print{header.nav,footer,.noprint{display:none}.doc{padding-top:0}}