*{box-sizing:border-box}body{margin:0;font-family:Lato,"Segoe UI",Arial,sans-serif;font-size:20px;line-height:1.55;color:#1a1a1a;background:#fbfaf7}
a{color:#0b5560}header,main,footer{max-width:980px;margin:0 auto;padding:0 20px}
header{display:flex;justify-content:space-between;align-items:center;padding-top:18px;padding-bottom:10px;border-bottom:2px solid #1a1a1a;flex-wrap:wrap;gap:8px}
header .brand{font-weight:700;font-size:24px;text-decoration:none;color:#1a1a1a}header nav a{margin-left:18px;font-size:18px}
h1{font-size:38px;line-height:1.2;margin:28px 0 12px}h2{font-size:28px;margin:34px 0 10px}h3{font-size:23px;margin:0 0 6px}
.lead{font-size:22px}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:22px}
.card{background:#fff;border:1px solid #ddd;border-radius:8px;padding:16px}.card img{width:100%;height:auto;border:1px solid #ccc}
.price{font-size:24px;font-weight:700}.btn{display:inline-block;background:#0b5560;color:#fff;padding:12px 22px;border-radius:6px;text-decoration:none;font-weight:700;font-size:21px;margin:8px 8px 8px 0}
.btn.alt{background:#fff;color:#0b5560;border:2px solid #0b5560}.btn.off{background:#999;pointer-events:none}
.samples{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:18px}.samples img{width:100%;border:1px solid #bbb;background:#fff}
.cols{display:grid;grid-template-columns:minmax(240px,360px) 1fr;gap:30px}@media(max-width:720px){.cols{grid-template-columns:1fr}h1{font-size:30px}}
.pz{width:100%;max-width:640px;height:auto;background:#fff;border:1px solid #ccc}details{margin:18px 0}summary{cursor:pointer;font-weight:700;font-size:21px}
.note{background:#f0efe9;border-left:4px solid #0b5560;padding:12px 16px}table{border-collapse:collapse}td,th{padding:6px 12px;border-bottom:1px solid #ddd;text-align:left}
footer{margin-top:50px;padding-top:16px;padding-bottom:40px;border-top:1px solid #ccc;font-size:16px;color:#444}
@media print{header,footer,nav,.btn,.noprint,details summary{display:none}body{background:#fff}.pz{border:0;max-width:100%}}