.pt-reward-box{max-width:600px;margin:30px auto;padding:30px;background:#fff;border:2px solid #f3f3f3;border-radius:15px;text-align:center;box-shadow:0 8px 25px rgb(0 0 0 / .08)}.pt-reward-box h2{margin:0 0 15px;font-size:28px;color:#e53935}.pt-reward-box p{font-size:16px;color:#555;margin-bottom:20px}.pt-button,.pt-login-btn,.pt-copy{display:inline-block;background:#e53935;color:#fff;padding:14px 28px;border:none;border-radius:8px;cursor:pointer;font-size:16px;font-weight:600;text-decoration:none;transition:.3s}.pt-button:hover,.pt-login-btn:hover,.pt-copy:hover{background:#c62828;color:#fff}.pt-code{font-size:28px;font-weight:700;color:#d32f2f;background:#fff8e1;border:2px dashed #ff9800;padding:18px;margin:20px 0;border-radius:10px;letter-spacing:2px}.pt-success{margin-top:20px;padding:20px;background:#f1fff3;border:2px solid #4caf50;border-radius:10px}.pt-success h3{color:#2e7d32;margin-bottom:15px}#pt-result{margin-top:20px}@media(max-width:768px){.pt-reward-box{margin:15px;padding:20px}.pt-code{font-size:22px}}