body{margin:0;font-family:Arial,Helvetica,sans-serif;background:#f5f7ff;color:#111827;line-height:1.55}
.container{max-width:1100px;margin:auto;padding:20px}
header,footer{background:#ffffff;border-bottom:1px solid #e5e7eb}
nav a{margin-right:15px;text-decoration:none;color:#1f2937;font-weight:600}
h1,h2,h3{color:#0f172a}
.card{background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:20px;margin:15px 0}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:16px}
.price{font-size:20px;font-weight:700}
.btn{display:inline-block;padding:10px 16px;border-radius:8px;background:#4f46e5;color:#fff;text-decoration:none}
.cookie{position:fixed;bottom:10px;left:10px;right:10px;background:#fff;border:1px solid #e5e7eb;padding:14px;display:none}