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infinite;margin-bottom:16px}@keyframes spin{to{transform:rotate(360deg)}}.loading-overlay p{font-size:16px;color:var(--text-secondary)}.step-indicator{display:flex;align-items:center;justify-content:center;gap:0;margin-bottom:32px}.step-dot{width:32px;height:32px;border-radius:50%;background:var(--card-bg);border:2px solid var(--border-color);display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:600;color:var(--text-secondary);transition:all .3s ease}.step-dot.active{border-color:var(--primary-color);color:var(--primary-color);box-shadow:0 0 0 4px #1890ff1a}.step-dot.completed{background:var(--primary-color);border-color:var(--primary-color);color:#fff}.step-line{width:40px;height:2px;background:var(--border-color);transition:background .3s ease}.step-line.completed{background:var(--primary-color)}.step-settings-vertical{max-width:600px;margin:0 auto;text-align:center}.settings-title{font-size:28px;font-weight:600;margin-bottom:8px}.settings-subtitle{color:var(--text-secondary);font-size:16px;margin-bottom:32px}.progressive-question{margin-bottom:24px;overflow:hidden}.progressive-question.answered{opacity:.6;pointer-events:none}.question-label{font-size:18px;font-weight:500;margin-bottom:16px;color:var(--text-primary)}.option-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:16px}.option-cards-2{grid-template-columns:repeat(2,1fr)}.option-card{position:relative;cursor:pointer}.option-card input{position:absolute;opacity:0;pointer-events:none}.option-card .card-content{display:flex;flex-direction:column;align-items:center;padding:20px 16px;background:var(--card-bg);border:2px solid var(--border-color);border-radius:var(--radius-md);transition:all .2s ease}.option-card:hover .card-content{border-color:var(--primary-color);box-shadow:0 2px 8px #1890ff1a}.option-card input:checked+.card-content{border-color:var(--primary-color);background:#1890ff0d;box-shadow:0 0 0 3px #1890ff26}.card-icon{font-size:28px;margin-bottom:8px}.card-title{font-size:15px;font-weight:600;color:var(--text-primary);margin-bottom:4px}.card-desc{font-size:12px;color:var(--text-secondary)}.question-loading-status{display:none;align-items:center;justify-content:center;gap:8px;padding:12px;color:var(--text-secondary);font-size:14px}.question-loading-status.visible{display:flex}.loading-spinner-small{width:16px;height:16px;border:2px solid var(--border-color);border-top-color:var(--primary-color);border-radius:50%;animation:spin 1s linear infinite}.loading-message{color:var(--text-secondary)}.loading-section{display:none;flex-direction:column;align-items:center;padding:24px}.loading-section.visible{display:flex}.loading-bar-container{width:100%;max-width:400px;height:8px;background:var(--border-color);border-radius:4px;overflow:hidden;margin-bottom:16px}.loading-bar{height:100%;background:var(--primary-color);border-radius:4px;transition:width .5s ease}.loading-status{display:flex;align-items:center;gap:8px;margin-bottom:8px}.progress-text{font-size:14px;color:var(--text-secondary)}.loading-details{display:flex;gap:8px;font-size:13px;color:var(--text-secondary);margin-bottom:8px}.loading-note{font-size:12px;color:var(--text-secondary);font-style:italic}.embed-section{border-top:1px solid var(--border-color);padding-top:20px;margin-top:20px}.embed-section h4{font-size:15px;font-weight:600;margin-bottom:16px}.embed-group{margin-bottom:16px}.embed-group label{display:block;font-size:13px;font-weight:500;color:var(--text-secondary);margin-bottom:6px}.embed-input-wrapper,.embed-code-wrapper{display:flex;border:1px solid var(--border-color);border-radius:var(--radius-sm);overflow:hidden}.embed-input{flex:1;padding:10px 12px;border:none;font-size:13px;background:#f8f9fa;outline:none}.embed-code-wrapper .embed-code{flex:1;padding:10px 12px;font-family:Monaco,Menlo,monospace;font-size:11px;background:#f8f9fa;word-break:break-all;white-space:pre-wrap}.action-buttons{display:flex;flex-direction:column;gap:8px;margin-top:16px}.preview-status{padding:8px 12px;border-radius:var(--radius-sm);font-size:13px;margin-top:8px}.preview-status.success{background:#52c41a1a;color:var(--success-color)}.preview-status.error{background:#ff4d4f1a;color:var(--error-color)}.lead-capture{margin-top:16px;padding:16px;background:#1890ff0d;border-radius:var(--radius-md)}.lead-text{font-size:13px;color:var(--text-secondary);margin-bottom:12px}.lead-input-wrapper{display:flex;gap:8px}.lead-input{flex:1;padding:10px 12px;border:1px solid var(--border-color);border-radius:var(--radius-sm);font-size:14px;outline:none}.lead-input:focus{border-color:var(--primary-color)}.btn-sm{padding:10px 16px;font-size:13px}.lead-success{display:flex;align-items:center;gap:8px;padding:12px;color:var(--success-color);font-size:14px}@media (max-width: 768px){.step-chat-content{grid-template-columns:1fr}.url-form{flex-direction:column}.step-content h1{font-size:24px}.option-cards,.option-cards-2{grid-template-columns:1fr}}