*{box-sizing:border-box}body{font-family:system-ui,sans-serif;margin:0;color:#1a1a1a;line-height:1.5}header,main,footer{max-width:960px;margin:auto;padding:1rem}header{display:flex;justify-content:space-between;flex-wrap:wrap}nav a{margin-left:1rem}a{color:#0b5d3b}.brand{font-weight:700;text-decoration:none}.hero{background:#eef7f1;padding:2rem;border-radius:12px}.btn,button{background:#0b5d3b;color:#fff;padding:.5rem 1rem;border:0;border-radius:6px;text-decoration:none;cursor:pointer}.grid{list-style:none;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1rem}.card{border:1px solid #ddd;border-radius:10px;padding:1rem}.card h3{margin:0}.tag{display:inline-block;background:#e6efe9;border-radius:99px;padding:0 .6rem;font-size:.8rem;text-decoration:none}.price{font-size:.9rem;color:#555}label{display:block;margin:.5rem 0}input{padding:.4rem;width:100%;max-width:320px;display:block}footer{border-top:1px solid #ddd;font-size:.9rem;color:#555}