.countdown-modal .ivu-modal-content{border-radius:12px;overflow:hidden}.countdown-modal .ivu-modal-header{background:linear-gradient(135deg,#667eea,#764ba2);border-bottom:none;padding:20px 24px}.countdown-modal .ivu-modal-header-inner{color:#fff;font-weight:600;font-size:18px}.countdown-content{padding:30px 24px;text-align:center}.loading-icon{position:relative;margin-bottom:25px}.loading-spinner{position:absolute;top:-10px;left:50%;transform:translateX(-50%);width:80px;height:80px;border:3px solid #f3f3f3;border-top:3px solid #ff4757;border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{0%{transform:translateX(-50%) rotate(0deg)}to{transform:translateX(-50%) rotate(1turn)}}.countdown-text{margin-bottom:25px}.countdown-text h3{font-size:18px;color:#2c3e50;margin-bottom:12px;font-weight:600}.countdown-text p{font-size:14px;color:#7f8c8d;margin-bottom:0}.countdown-time{font-weight:600;color:#ff4757;font-size:16px}.progress-bar{width:100%;height:6px;background:#e9ecef;border-radius:3px;overflow:hidden;margin-bottom:20px}.progress-fill{height:100%;background:linear-gradient(90deg,#667eea,#764ba2);transition:width .3s ease;border-radius:3px}.upload-tips{background:#f8f9fa;padding:15px;border-radius:8px;border-left:4px solid #ff4757}.upload-tips p{margin:0;font-size:13px;color:#6c757d;line-height:1.6}.upload-tips p+p{margin-top:5px}