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rgba(0,0,0,.2);display:none;flex-direction:column;z-index:9999;overflow:hidden;animation:slideUp .3s ease-out;padding:0}.chat-widget.active{display:flex}@keyframes slideUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.chat-header{background:linear-gradient(135deg,#007bff 0,#0056b3 100%);color:#fff;padding:20px;display:flex;justify-content:space-between;align-items:center}.chat-header h3{margin:0;font-size:18px;font-weight:600}.chat-header-info{display:flex;flex-direction:column}.chat-status{font-size:12px;opacity:.9;margin-top:4px}.chat-close{background:0 0;border:none;color:#fff;font-size:24px;cursor:pointer;padding:0;width:30px;height:30px;display:flex;align-items:center;justify-content:center;border-radius:50%;transition:background .2s}.chat-close:hover{background:rgba(255,255,255,.2)}.chat-welcome{padding:30px 20px;text-align:center;display:flex;flex-direction:column;align-items:center;justify-content:center;flex:1}.chat-welcome h4{margin:0 0 10px 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.chat-message-sender{text-align:left}.chat-message-time{font-size:10px;opacity:.7;margin-top:4px}.chat-message.visitor .chat-message-time{color:rgba(255,255,255,.8)}.chat-message.admin .chat-message-time{color:#999}.chat-message.bot .chat-message-time{color:#999}.typing-indicator{display:none;align-items:center;justify-content:center;padding:16px 20px;background:#fff;border-radius:20px;border-bottom-left-radius:4px;width:fit-content;margin-bottom:16px;box-shadow:0 2px 8px rgba(0,0,0,.05);border:1px solid #f0f0f0}.typing-indicator.active{display:flex}.typing-indicator span{width:6px;height:6px;background:#b0b0b0;border-radius:50%;display:inline-block;margin:0 3px;opacity:.6}.chat-input{padding:16px;background:#fff;border-top:1px solid #e0e0e0;display:none}.chat-input.active{display:block}.chat-input-wrapper{display:flex;align-items:center;background:#f8f9fa;border-radius:24px;padding:8px 8px 8px 16px;transition:background .2s ease;position:relative}.chat-input-wrapper 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*,.chat-input-wrapper.loading ::after,.chat-input-wrapper.loading ::before{animation:none!important;-webkit-animation:none!important;-moz-animation:none!important;-o-animation:none!important;-ms-animation:none!important;transform:none!important;-webkit-transform:none!important;-moz-transform:none!important;-o-transform:none!important;-ms-transform:none!important;transition:none!important}.chat-input-wrapper.loading{pointer-events:none;background:#e9ecef}.chat-input-wrapper.loading input{cursor:default!important;background:0 0!important}.chat-input-wrapper.loading button{opacity:.6!important;cursor:default!important;transform:none!important;pointer-events:none!important}.chat-waiting-human{display:none;align-items:center;justify-content:center;padding:20px 16px;background:linear-gradient(135deg,#ffa726 0,#fb8c00 100%);color:#fff;font-size:14px;font-weight:600;text-align:center;border-top:1px solid #f57c00;margin:0;border-radius:0 0 16px 16px;min-height:80px;flex-shrink:0;margin-top:auto}.chat-waiting-human.active{display:flex}.chat-waiting-human-icon{display:inline-block;font-size:18px;margin-right:8px;color:rgba(255,255,255,.9)}.chat-system-message{text-align:center;padding:12px;margin:16px auto;font-size:13px;color:#d32f2f;background:#ffebee;border:1px solid #ffcdd2;border-radius:12px;font-weight:500;max-width:90%}@media (max-width:480px){.chat-widget{width:100%;height:100%;bottom:0;right:0;border-radius:0}.chat-button{bottom:15px;right:15px;width:56px;height:56px}}.chat-messages::-webkit-scrollbar{width:6px}.chat-messages::-webkit-scrollbar-track{background:0 0}.chat-messages::-webkit-scrollbar-thumb{background:#ccc;border-radius:3px}.chat-messages::-webkit-scrollbar-thumb:hover{background:#999}