*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;padding:0;background:#fff;color:#111;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Inter,Roboto,Arial,sans-serif;line-height:1.5}
img{max-width:100%;display:block;height:auto}
.container{width:min(1100px,92vw);margin:0 auto}
header{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.9);backdrop-filter:blur(6px);border-bottom:1px solid #eee}
.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 0}
.brand{display:flex;align-items:center;gap:10px;font-weight:700}
.brand img{width:34px;height:34px}
nav a{margin:0 6px;text-decoration:none;color:#111;padding:8px 10px;border-radius:8px}
nav a.active, .cta{background:#111;color:#fff}
main section{padding:56px 0;border-top:1px solid #f5f5f5}
h1{font-size:clamp(32px,5vw,52px);line-height:1.05;margin:.6rem 0}
h2{font-size:clamp(24px,3.2vw,34px);margin:0 0 12px}
.muted{color:#666}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
@media(max-width:800px){.grid-3{grid-template-columns:1fr}}
.card{border:1px solid #eee;border-radius:14px;padding:18px}
.btn{display:inline-flex;gap:8px;align-items:center;text-decoration:none;background:#111;color:#fff;border:1px solid #111;border-radius:12px;padding:12px 16px;font-weight:600}
.btn.secondary{background:transparent;color:#111}
.price-table{border-collapse:collapse;width:100%}
.price-table th,.price-table td{border:1px solid #eee;padding:12px;text-align:left}
footer{padding:40px 0 80px;border-top:1px solid #f3f3f3;color:#555}
form .row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
form input, form select, form textarea{width:100%;padding:12px;border:1px solid #ddd;border-radius:10px}
form label{font-weight:600;margin-top:10px;display:block}
form .full{grid-column:1/-1}