*{box-sizing:border-box}body{margin:0;font:16px/1.6 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:#1b2430;background:#f7f8fa}
a{color:#0b5bd3}header,section,footer{max-width:1080px;margin:0 auto;padding:28px 20px}
nav{display:flex;justify-content:space-between;align-items:center;max-width:1080px;margin:0 auto;padding:14px 20px}nav b{font-size:20px}nav a{margin-left:16px;text-decoration:none}
.hero{text-align:center;padding:56px 20px}.hero h1{font-size:clamp(30px,5vw,48px);line-height:1.15;margin:0 0 12px}.hero p{font-size:19px;color:#475467;max-width:720px;margin:0 auto 24px}
.btn{display:inline-block;background:#0b5bd3;color:#fff;padding:12px 22px;border-radius:8px;text-decoration:none;font-weight:600;border:0;cursor:pointer;font-size:16px}.btn.alt{background:#fff;color:#0b5bd3;border:1px solid #0b5bd3}.btn[aria-disabled=true]{background:#98a2b3;cursor:default}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px}.card{background:#fff;border:1px solid #e4e7ec;border-radius:12px;padding:20px}
.card h3{margin:0 0 6px}.price{font-size:30px;font-weight:700}.price small{font-size:14px;font-weight:400;color:#667085}.card ul{padding-left:18px;margin:10px 0 16px}.feat{border:2px solid #0b5bd3}
h2{font-size:28px;margin:0 0 14px}pre{background:#101828;color:#e4e7ec;padding:14px;border-radius:8px;overflow:auto;font-size:13px}code{font-family:ui-monospace,Menlo,monospace}
details{background:#fff;border:1px solid #e4e7ec;border-radius:8px;padding:12px 16px;margin-bottom:8px}summary{font-weight:600;cursor:pointer}
.note{background:#fff8e6;border:1px solid #f5d38a;border-radius:8px;padding:14px 16px;font-size:14px}footer{font-size:14px;color:#667085}