.wpqf-calculator { max-width: 760px; margin: 0 auto; padding: 24px; border: 1px solid #ddd; border-radius: 12px; }
.wpqf-step { display: none; }
.wpqf-step.is-active { display: block; }
.wpqf-options { display: grid; gap: 10px; margin: 16px 0; }
.wpqf-options label { display: flex; gap: 10px; align-items: center; padding: 10px; border: 1px solid #eee; border-radius: 8px; }
.wpqf-contact-step input { display: block; width: 100%; margin: 8px 0; }
.wpqf-nav { margin-top: 16px; display: flex; gap: 8px; }
.wpqf-submit { background: #0a7f44; color: #fff; }
.wpqf-estimate { margin-top: 12px; font-weight: bold; }
.wpqf-message { margin-top: 10px; }
.wpqf-message.is-error { color: #b42318; }