*{box-sizing:border-box}
body{margin:0;font-family:Arial,Helvetica,sans-serif;color:#1a1a1a}
.container{max-width:1140px;margin:0 auto;padding:0 24px}

header{display:flex;justify-content:space-between;align-items:center;padding:18px 0}
header nav a{margin-left:24px;font-size:13px;text-decoration:none;color:#333;letter-spacing:.5px}

.hero{background:#f4f6f5;padding:100px 0}
.hero h1{font-size:64px;line-height:1.05;margin:0;font-weight:700}
.hero p{margin-top:20px;color:#555;max-width:520px;font-size:16px}
.btn{display:inline-block;margin-top:24px;background:#2f8f78;color:#fff;padding:14px 26px;border-radius:3px;font-size:14px;text-decoration:none}

.products{padding:80px 0}
.products h2{text-align:center;font-size:28px;margin-bottom:40px}
.grid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}
.card{border:1px solid #e6e6e6;padding:22px;background:#fff;font-size:14px}

.about{display:flex;gap:48px;padding:80px 0}
.about h2{font-size:28px;margin-bottom:12px}
.about p{color:#555}

.stats{display:flex;justify-content:space-between;background:#f1f1f1;padding:40px 0;text-align:center;font-size:14px}

.cta{background:#111;color:#fff;text-align:center;padding:80px 0}
.cta h2{font-size:30px;margin-bottom:16px}

footer{background:#111;color:#bbb;padding:50px 0}
footer .cols{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;font-size:13px}