:root { --max: 1100px; }
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,sans-serif;line-height:1.5}
a{color:inherit}
.wrap{max-width:var(--max);margin:0 auto;padding:20px}
.nav{display:flex;align-items:center;justify-content:space-between;gap:16px}
.nav a{padding:8px 10px;text-decoration:none;border-radius:10px}
.nav a:hover{background:#f2f2f2}
.brand{font-weight:800;letter-spacing:.5px}
.hero{padding:52px 0;border-bottom:1px solid #eee}
.hero h1{font-size:40px;line-height:1.1;margin:0 0 10px}
.hero p{max-width:70ch;margin:0 0 22px;color:#333}
.btns{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-block;padding:12px 14px;border-radius:12px;border:1px solid #111;text-decoration:none}
.btn.primary{background:#111;color:#fff}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:26px 0}
.card{border:1px solid #eee;border-radius:16px;padding:16px}
footer{border-top:1px solid #eee;margin-top:40px;padding:18px 0;color:#444;font-size:14px}
small{color:#666}
@media (max-width:900px){.grid{grid-template-columns:1fr}}