:root{--ink:#003C49;--green:#006154;--cream:#FFF0E6;--paper:#F7FAFC}
*{box-sizing:border-box}
body{margin:0;font-family:Inter,system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.6}
a{color:var(--green)}
.demo{background:var(--ink);color:var(--cream);font-size:.85rem;text-align:center;padding:.4rem 1rem}
.top{padding:1.25rem 1rem;max-width:960px;margin:0 auto}
.brand{font-weight:700;font-size:1.25rem;text-decoration:none;color:var(--ink)}
main{max-width:960px;margin:0 auto;padding:0 1rem 3rem}
h1{font-size:2rem;line-height:1.2;margin:.5rem 0 1rem}
.lead{max-width:40rem}
.grid{list-style:none;padding:0;display:grid;gap:1.25rem;grid-template-columns:repeat(auto-fill,minmax(200px,1fr))}
.card{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 1px 3px rgba(0,60,73,.12)}
.card a{display:block;text-decoration:none;color:inherit;padding-bottom:.75rem}
.card span{display:block;padding:0 .9rem}
.card .name{font-weight:600;margin-top:.6rem}
img{display:block;width:100%;height:auto;background:var(--cream)}
.product{display:grid;gap:2rem;grid-template-columns:1fr}
@media (min-width:720px){.product{grid-template-columns:1fr 1fr}}
.price{font-size:1.25rem;font-weight:600;color:var(--green)}
.back{display:inline-block;margin-top:1.5rem}
footer{border-top:1px solid #dde5ea;padding:1.5rem 1rem;text-align:center;font-size:.85rem;color:#4a6670}