*{box-sizing:border-box}body{margin:0;font-family:system-ui,sans-serif;color:#1a1a1a;background:#fafaf7;line-height:1.55}main{max-width:760px;margin:0 auto;padding:40px 20px}h1{font-size:2.4rem;margin:.2em 0}.sub{font-size:1.25rem;color:#444}.btn{display:inline-block;background:#111;color:#fff;border:0;border-radius:8px;padding:12px 20px;font-size:1rem;cursor:pointer;text-decoration:none;margin:4px}.btn.alt{background:#fff;color:#111;border:2px solid #111}.grid{display:flex;flex-wrap:wrap;gap:8px}.card,.grid{margin:16px 0}.card{background:#fff;border:1px solid #ddd;border-radius:10px;padding:20px}.price{font-size:2rem;font-weight:700}.note{background:#fff8e1;border-left:4px solid #e0a800;padding:12px 16px;margin:16px 0}.small,footer{font-size:.85rem;color:#555}footer{border-top:1px solid #ddd;margin-top:40px;padding:20px;text-align:center}input{padding:10px;font-size:1rem;border:1px solid #aaa;border-radius:6px;width:260px}