*{box-sizing:border-box}body{font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Helvetica Neue,Arial,Noto Sans,sans-serif;margin:0;padding:2rem;background:#f7f7fb;color:#111}.container{max-width:720px;margin:0 auto;background:#fff;border-radius:16px;padding:24px;box-shadow:0 10px 30px #0000000f}h1{font-size:28px;margin-top:0}input[type=email]{width:100%;padding:12px 14px;border:1px solid #ddd;border-radius:12px;font-size:16px}button{margin-top:12px;padding:12px 16px;border:none;border-radius:12px;background:#111;color:#fff;font-weight:600;cursor:pointer}.card{padding:16px;border:1px solid #eee;border-radius:12px;background:#fafafa}.row{display:flex;gap:12px;align-items:center;justify-content:space-between}.small{color:#666;font-size:13px}label{display:block;margin-bottom:6px;font-weight:600}.nav{display:flex;gap:12px;margin-bottom:16px}a{color:#111}a.button{display:inline-block;padding:8px 12px;border:1px solid #ddd;border-radius:10px;text-decoration:none}.success{color:#0a7f2e;font-weight:600}.error{color:#a00;font-weight:600}