:root{--bg:#f6f8fb;--card:#fff;--ink:#14213d;--muted:#5b6478;--line:#e3e8f0;--brand:#0f766e;--brand2:#0891b2;--accent:#f59e0b;--r:14px}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font:16px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);background:var(--bg)}
a{color:var(--brand);text-decoration:none}a:hover{text-decoration:underline}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:20px;color:var(--ink)}
.logo svg{width:30px;height:30px}
.menu{display:flex;gap:26px;align-items:center}
.menu a{color:var(--ink);font-weight:500}
.btn{display:inline-block;padding:11px 20px;border-radius:10px;background:var(--brand);color:#fff!important;font-weight:600;border:0;cursor:pointer;font-size:15px}
.btn:hover{background:#0d5f59;text-decoration:none}
.btn.ghost{background:transparent;color:var(--brand)!important;border:1.5px solid var(--brand)}
.btn.ghost:hover{background:#ecfdf5}
.hero{padding:80px 0 60px;background:linear-gradient(160deg,#eef7f6 0%,#f6f8fb 60%)}
.hero h1{font-size:44px;line-height:1.15;margin:0 0 18px;letter-spacing:-.5px}
.hero p{font-size:19px;color:var(--muted);max-width:640px;margin:0 0 30px}
.hero .cta{display:flex;gap:14px;flex-wrap:wrap}
.hero small{display:block;margin-top:14px;color:var(--muted)}
.grid{display:grid;gap:22px;grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:26px}
.card h3{margin:0 0 8px;font-size:18px}
.card p{margin:0;color:var(--muted);font-size:15px}
.ico{width:42px;height:42px;border-radius:10px;background:#e6f4f3;display:flex;align-items:center;justify-content:center;margin-bottom:14px;color:var(--brand);font-weight:700}
section{padding:56px 0}
h2{font-size:30px;margin:0 0 10px;letter-spacing:-.3px}
.sub{color:var(--muted);margin:0 0 30px;font-size:17px}
.stats{display:flex;gap:40px;flex-wrap:wrap;padding:30px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.stats div b{display:block;font-size:30px;color:var(--brand)}
.stats div span{color:var(--muted);font-size:14px}
.price{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:28px;position:relative}
.price.hot{border-color:var(--brand);box-shadow:0 10px 30px rgba(15,118,110,.12)}
.price .tag{position:absolute;top:-12px;left:24px;background:var(--accent);color:#fff;font-size:12px;font-weight:700;padding:3px 10px;border-radius:20px}
.price h3{margin:0;font-size:20px}
.price .amount{font-size:38px;font-weight:700;margin:12px 0 4px}
.price .amount small{font-size:15px;color:var(--muted);font-weight:400}
.price ul{list-style:none;padding:0;margin:18px 0 22px}
.price li{padding:6px 0 6px 26px;position:relative;color:#333}
.price li:before{content:"✓";position:absolute;left:0;color:var(--brand);font-weight:700}
footer{background:#0f1a2e;color:#b9c2d3;padding:44px 0 30px;margin-top:40px;font-size:14px}
footer .cols{display:grid;gap:30px;grid-template-columns:2fr 1fr 1fr 1fr}
footer h4{color:#fff;margin:0 0 12px;font-size:14px;text-transform:uppercase;letter-spacing:.6px}
footer a{color:#b9c2d3;display:block;margin:6px 0}
footer .copy{border-top:1px solid #22304a;margin-top:30px;padding-top:18px;color:#7d889c;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}
.prose{max-width:760px}
.prose h1{font-size:36px;margin:40px 0 10px}
.prose h2{font-size:22px;margin:36px 0 8px}
.prose p,.prose li{color:#2b3445}
.prose pre{background:#0f1a2e;color:#d8e1f0;padding:16px 18px;border-radius:10px;overflow:auto;font-size:13.5px}
.prose code{background:#eef2f7;padding:2px 6px;border-radius:5px;font-size:14px}
.prose pre code{background:none;padding:0}
.prose table{border-collapse:collapse;width:100%;font-size:15px}
.prose td,.prose th{border:1px solid var(--line);padding:9px 12px;text-align:left}
.prose th{background:#f0f4f9}
.auth{max-width:420px;margin:70px auto;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:34px}
.auth h1{font-size:26px;margin:0 0 6px}
.auth p{color:var(--muted);margin:0 0 24px}
label{display:block;font-size:14px;font-weight:600;margin:14px 0 6px}
input[type=text],input[type=email],input[type=password],textarea{width:100%;padding:11px 13px;border:1.5px solid var(--line);border-radius:9px;font-size:15px;font-family:inherit}
input:focus,textarea:focus{outline:none;border-color:var(--brand2)}
.err{display:none;background:#fef2f2;color:#b91c1c;border:1px solid #fecaca;border-radius:9px;padding:10px 12px;font-size:14px;margin-top:14px}
.ok{display:none;background:#ecfdf5;color:#065f46;border:1px solid #a7f3d0;border-radius:9px;padding:10px 12px;font-size:14px;margin-top:14px}
.row{display:flex;justify-content:space-between;align-items:center;font-size:14px;margin-top:12px}
.faq details{background:#fff;border:1px solid var(--line);border-radius:10px;padding:14px 18px;margin-bottom:10px}
.faq summary{font-weight:600;cursor:pointer}
.faq p{color:var(--muted);margin:10px 0 0}
.badge{display:inline-block;font-size:12px;font-weight:700;padding:3px 9px;border-radius:20px;background:#e6f4f3;color:var(--brand);margin-bottom:12px;text-transform:uppercase;letter-spacing:.5px}
.status{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--muted)}
.status i{width:9px;height:9px;border-radius:50%;background:#22c55e;display:inline-block}
@media(max-width:760px){.hero h1{font-size:32px}.menu{display:none}footer .cols{grid-template-columns:1fr 1fr}}