*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:#1a1a2e;background:#f7f7fb;line-height:1.6}a{color:#4f46e5}header{background:#1a1a2e;color:#fff;padding:14px 24px}header a{color:#fff;text-decoration:none;font-weight:700}.wrap{max-width:960px;margin:0 auto;padding:32px 20px}.hero h1{font-size:2.2rem;margin:.2em 0}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:18px}.card{background:#fff;border-radius:14px;padding:22px;box-shadow:0 2px 10px #0001;display:flex;flex-direction:column}.card h2{margin:0 0 4px}.card p{flex:1}.price{font-size:1.5rem;font-weight:800}.btn{display:inline-block;background:#4f46e5;color:#fff;padding:11px 20px;border-radius:10px;text-decoration:none;font-weight:600;margin:4px 8px 4px 0}.btn.alt{background:#fff;color:#4f46e5;border:2px solid #4f46e5}.box{background:#fff;border-radius:14px;padding:24px;margin:20px 0;box-shadow:0 2px 10px #0001}details{border-bottom:1px solid #eee;padding:10px 0}summary{cursor:pointer;font-weight:600}footer{text-align:center;color:#777;padding:30px;font-size:.9rem}