.mrbot{position:fixed;bottom:30px;right:30px;width:60px;height:60px;background:linear-gradient(135deg,#667eea,#764ba2);border:none;border-radius:50%;cursor:pointer;box-shadow:0 4px 20px #667eea66;z-index:1000;transition:all .3s ease;display:flex;align-items:center;justify-content:center;color:#fff;font-size:24px}.mrbot:hover{transform:scale(1.1);box-shadow:0 6px 25px #667eea99}.mrbot.hidden{opacity:0;pointer-events:none;transform:scale(.8)}.mrbot_window{position:fixed;bottom:30px;right:30px;width:380px;height:500px;background:#f8f9fa;border-radius:15px;box-shadow:0 10px 40px #0003;z-index:1001;overflow:hidden;transition:all .3s ease;transform:scale(0) translateY(20px);opacity:0;display:flex;flex-direction:column}.mrbot_window.visible{transform:scale(1) translateY(0);opacity:1}.mrbot_window.fullscreen{inset:0;width:100vw;height:100dvh;border-radius:0}.mrbot_window__header{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;padding:15px 20px;display:flex;justify-content:space-between;align-items:center;-webkit-user-select:none;user-select:none}.mrbot_window__title{font-weight:600;font-size:16px}.mrbot_window__controls{display:flex;gap:8px}.mrbot_window__control_btn{width:28px;height:28px;border:none;border-radius:6px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s ease;background:#fff3;color:#fff;font-size:14px}.mrbot_window__control_btn:hover{background:#ffffff4d;transform:scale(1.05)}.mrbot_window__messages{flex:1;padding:20px;overflow-y:auto;background:#f8f9fa;min-height:0;height:100%;color:#333}.message{margin-bottom:15px;display:flex;align-items:flex-start;gap:10px}.message.user{flex-direction:row-reverse}.message__content{max-width:80%;padding:12px 16px;border-radius:18px;font-size:14px;line-height:1.4}.message.bot .message__content{background:#fff;color:#333;border-bottom-left-radius:6px}.message.user .message__content{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border-bottom-right-radius:6px}.message__avatar{width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:16px;flex-shrink:0}.message.bot .message__avatar{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff}.message.user .message__avatar{background:#e9ecef;color:#495057}.mrbot_window__input_container{padding:20px;border-top:1px solid #e9ecef;background:#fff;flex-shrink:0}.mrbot_window__input{display:flex;gap:10px;align-items:center}.mrbot_window__message_input{flex:1;padding:12px 16px;border:1px solid #e9ecef;border-radius:25px;outline:none;font-size:14px;transition:border-color .2s ease}.mrbot_window__message_input:focus{border-color:#667eea}.mrbot_window__send_btn{width:40px;height:40px;border:none;border-radius:50%;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:transform .2s ease}.mrbot_window__send_btn:hover{transform:scale(1.05)}.mrbot_window__send_btn:disabled{opacity:.5;cursor:not-allowed;transform:none}.mrbot_window__typing_indicator{display:flex;align-items:center;gap:4px;background:#f8f9fa;opacity:0;transition:opacity .3s ease;padding-left:20px;padding-right:20px}.mrbot_window__typing_indicator.visible{opacity:1}.mrbot_window__typing_dot{width:8px;height:8px;background:#667eea;border-radius:50%;animation:typing 1.4s ease-in-out infinite}.mrbot_window__typing_dot:nth-child(2){animation-delay:.2s}.mrbot_window__typing_dot:nth-child(3){animation-delay:.4s}@keyframes typing{0%,60%,to{transform:translateY(0)}30%{transform:translateY(-10px)}}@media (max-width: 480px){.mrbot_window{width:calc(100vw - 20px);height:calc(100dvh - 20px);inset:10px}.mrbot{bottom:20px;right:20px}}