.support-chat{--action-circle-size:38px;position:fixed;z-index:1000;right:13px;bottom:16px;display:flex;overflow:hidden;flex-direction:column;width:350px;height:500px;transition:opacity .2s;transform:var(--transform);pointer-events:none;opacity:0;border-radius:12px;background:#fff;box-shadow:0 0 40px rgba(13,38,52,.09),0 0 4px rgba(13,38,52,.06)}.support-chat_open{pointer-events:auto;opacity:1}.support-chat_reversed{right:auto;left:13px}.support-chat,.support-chat *{box-sizing:border-box}.support-chat__date,.support-chat__message-notification{height:70px;align-items:center}.support-chat__header{position:relative;height:48px;cursor:move;-webkit-user-select:none;user-select:none;text-align:center;font-weight:500;line-height:48px}.support-chat__header>.support-chat__close-btn{position:absolute;top:8px;right:16px;width:32px;height:32px;cursor:pointer}.support-chat__icon-btn{width:32px;height:32px;cursor:pointer;transition:opacity .2s;opacity:.5}@media (any-hover:hover){.support-chat__icon-btn:hover{opacity:1}}@media (any-hover:none){body:not(._without-pointer-events) .support-chat__icon-btn:active{opacity:1}}.support-chat__message p{margin:0}.support-chat__message p:not(:last-child){margin-bottom:1em}.support-chat__message pre{margin:0;padding:0;white-space:pre-wrap;word-break:break-all}.support-chat__message img{max-width:100%;max-height:100%}.support-chat__body{--scroller-size:var(--action-circle-size);flex:1}.support-chat__body-bottom-content{position:relative;bottom:calc(-1 * var(--paddings) / 2);margin-top:auto;padding-top:24px}.support-chat__footer{display:flex;flex-direction:row;align-items:flex-end;min-height:56px;padding:0 11px;border-top:1px solid hsla(0,0%,85.1%,.45)}.support-chat__footer_type_code .support-chat__input-wrapper{margin-top:9px;margin-bottom:9px}.support-chat__footer_type_code .support-chat__input{padding:8px 4px 8px 8px;color:#1a1b22;border:1px solid #a3a6b4;border-radius:4px;background:#f7f9fc;font-family:Menlo,Ubuntu Mono,consolas,source-code-pro,monospace;font-size:13px;line-height:20px}.support-chat__date-prefix{margin-right:5px}.support-chat__date-prefix:first-letter{text-transform:capitalize}.support-chat__footer-item{min-width:32px;min-height:32px;margin:12px 8px 12px 0}.support-chat__footer-item:last-child{margin-right:0}.support-chat__input-wrapper{flex:1;align-self:center;max-height:180px}.support-chat__input{width:100%;resize:none}.support-chat__input,.support-chat__send-btn{overflow:hidden;padding:0;border:none;outline:none}.support-chat__send-btn{position:relative;display:flex;justify-content:center;align-items:center;width:38px;height:38px;margin:9px -4px 9px 0;cursor:pointer;transition:background .2s,opacity .2s,transform .1s;color:#fff;border-radius:50%;background:#005cff}.support-chat__send-btn_disabled{cursor:default;pointer-events:none;opacity:.06;background:#1a1b22}@media (any-hover:hover){.support-chat__send-btn:hover{background:#0053e6}}@media (any-hover:none){body:not(._without-pointer-events) .support-chat__send-btn:active{background:#0053e6}}.support-chat__send-btn:active{transform:scale(.95)}.support-chat__send-btn>.support-chat__send-btn-icon{position:absolute}.support-chat__send-btn>.support-chat__send-btn-icon:first-child{transform:translateX(-32px)}.support-chat__send-btn_animated>.support-chat__send-btn-icon{transition-duration:.45s;transition-property:transform,opacity}.support-chat__send-btn_animated>.support-chat__send-btn-icon:first-child{transition-timing-function:cubic-bezier(.5,1.35,1,1);transform:none}.support-chat__send-btn_animated>.support-chat__send-btn-icon:last-child{transform:translateX(32px) scale(.55);opacity:0}.support-chat__audio{display:none}.support-chat__upload-wrapper{position:relative}.support-chat__upload-input{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;pointer-events:all;opacity:0}.support-chat__notification{position:absolute;z-index:1;overflow:hidden;width:100%;pointer-events:none}.support-chat__notification_type_connected .support-chat__notification-status,.support-chat__notification_type_connecting .support-chat__notification-status{animation:support-chat__notification-status-blinking;animation-duration:2s;animation-iteration-count:infinite;background:#005cff}.support-chat__notification_type_updated .support-chat__notification-status{overflow:hidden;transition:transform .3s;transition-delay:2s;transform:translateY(-100%);background:#02b241}.support-chat__notification_type_file-size-error .support-chat__notification-status{animation:support-chat__notification-status-blinking;animation-duration:2s;animation-iteration-count:infinite;background:#fe5a1b}@keyframes support-chat__notification-status-blinking{0%{opacity:1}50%{opacity:.7}to{opacity:1}}.support-chat__notification-status{text-align:center;color:#fff;font-size:12px;line-height:24px}.chat{--paddings:32px;--avatar-size:40px;--font-size:18px;--line-height:26px;--stacks-margin:20px;--avatar-margin:8px;--scroller-size:50px;--scroller-right:var(--paddings);--scroller-bottom:calc(var(--paddings) / 2);--message-max-width:70%;position:relative;background:#fff;font-size:var(--font-size);line-height:var(--line-height)}.chat,.chat *{box-sizing:border-box}.chat_mini{--paddings:16px;--avatar-size:32px;--font-size:16px;--line-height:22px;--stacks-margin:8px;--avatar-margin:6px;--scroller-size:36px;--message-max-width:100%}.chat_scrollable .chat__body,.chat_scrollable .chat__scrollable-content{display:flex;flex-direction:column}.chat_scrollable .chat__body{flex-grow:1;flex-shrink:0;min-height:100%;padding-top:calc(var(--paddings) * 2)}.chat__body{padding:var(--paddings)}@keyframes chat__item-appearance{0%{transform:translateY(calc(var(--paddings) + var(--stacks-margin)));opacity:0}to{transform:none;opacity:1}}.chat__messages-stack{position:relative;display:flex;flex-direction:row;margin:var(--stacks-margin) 0}.chat__messages-stack:first-child{margin-top:0}.chat__messages-stack:last-child{margin-bottom:0}.chat__messages-stack_with-top-space{margin-top:calc(var(--stacks-margin) * 2.5)}.chat__messages-stack_side_left .chat__avatar{margin-right:var(--avatar-margin)}.chat__messages-stack_side_left .chat__message:not(:first-child) .chat__message-bubble{border-top-left-radius:4px}.chat__messages-stack_side_left .chat__message:not(:last-child) .chat__message-bubble{border-bottom-left-radius:4px}.chat__messages-stack_side_right{flex-direction:row-reverse}.chat__messages-stack_side_right .chat__avatar{margin-left:var(--avatar-margin)}.chat__messages-stack_side_right .chat__messages-stack-content{align-items:flex-end}.chat__messages-stack_side_right .chat__message:not(:first-child) .chat__message-bubble{border-top-right-radius:4px}.chat__messages-stack_side_right .chat__message:not(:last-child) .chat__message-bubble{border-bottom-right-radius:4px}.chat__messages-stack_animated .chat__avatar{animation:chat__item-appearance .35s}.chat__messages-stack-content{display:flex;flex:1;flex-direction:column;max-width:100%}.chat__avatar{--top-offset:0px;position:sticky;top:4px;bottom:4px;align-self:flex-end;width:var(--avatar-size);min-width:var(--avatar-size);height:var(--avatar-size);border-radius:50%;background-repeat:no-repeat;background-position:50%;background-size:cover;box-shadow:0 4px 4px rgba(0,0,0,.05),0 4px 12px rgba(0,0,0,.1)}.chat__avatar_animated{transition:transform .35s}.chat__avatar_translated{position:static;align-self:auto;transform:translateY(var(--top-offset))}.chat__scroller{position:absolute;right:var(--scroller-right);bottom:var(--scroller-bottom);display:flex;width:var(--scroller-size);height:var(--scroller-size);margin-left:auto;cursor:pointer;-webkit-user-select:none;user-select:none;transition:opacity .2s,transform .2s,color .2s;transform:scale(.9);pointer-events:none;opacity:0;color:rgba(26,27,34,.5);border-radius:50%;background:#fff;box-shadow:0 1px 5px rgba(0,0,0,.06),0 1px 17px rgba(0,0,0,.06);justify-content:center;align-items:center}.chat__scroller:hover{color:#1a1b22}.chat__scroller_visible{transition-delay:.2s,.2s,0s;transform:none;pointer-events:auto;opacity:1}.chat__scroller-icon{transform:rotate(-90deg)}.chat__scroller-counter{--size:calc(var(--scroller-size) * .4);position:absolute;top:-2px;right:-2px;display:flex;justify-content:center;align-items:center;min-width:var(--size);height:var(--size);padding:.1em .3em 0;text-align:center;color:#fff;border-radius:var(--size);background:#005cff;font-size:calc(var(--scroller-size) * .22)}.chat__message{position:relative;display:flex;align-items:flex-end;max-width:var(--message-max-width)}.chat__message:not(:first-child){margin:4px 0 0}.chat__message_with-info .chat__message-bubble{display:inline-block}.chat__message_with-loader{filter:blur(1px)}.chat__message_side_left{--bg-color:#f5f5f7;--tail-color:#f5f5f7}.chat__message_side_left .chat__message-bubble{background:#f5f5f7}.chat__message_side_left .chat__message-author{left:0}.chat__message_side_left .chat__message-tail{right:calc(100% - 10px);transform:scaleX(-1)}.chat__message_side_right{flex-direction:row-reverse;--bg-color:linear-gradient(89.48deg,#0a81ff 0.06%,#446dff 99.9%);--tail-color:#436eff}.chat__message_side_right .chat__message-bubble{color:#fff}.chat__message_side_right .chat__message-author{right:0}.chat__message_side_right .chat__message-tail{left:calc(100% - 10px)}.chat__message_animated{animation:chat__item-appearance .35s;animation-fill-mode:both}.chat__message_type_text .chat__message-bubble{word-break:break-word}.chat__message_type_text p:last-child{display:inline-block}.chat__message_type_code{--bg-color:#f7f9fc}.chat__message_type_code .chat__message-bubble{padding-right:.5em;padding-left:.5em;border:1px solid #a3a6b4;border-radius:4px}.chat__message_type_code .chat__message-code-wrapper{color:#1a1b22;font-family:Menlo,Ubuntu Mono,consolas,source-code-pro,monospace;font-size:.8125em;line-height:1.55em}.chat__message_type_code .chat__message-tail{display:none}.chat__message_type_code .chat__message-status-box{color:#a3a6b4}.chat__message_type_image{--bg-color:transparent}.chat__message_type_image .chat__message-media-wrapper{border-radius:inherit}.chat__message_type_image .chat__message-bubble{padding:0;border:1px solid #d1d2d6}.chat__message_type_image .chat__message-bubble img,.chat__message_type_image .chat__message-bubble video{width:100%;margin:0;border-radius:inherit}.chat__message_type_image .chat__message-tail{display:none}.chat__message_type_notification{--bg-color:transparent;justify-content:center;width:100%;max-width:100%;padding:calc(var(--stacks-margin) * .25) var(--paddings);text-align:center;color:#a3a6b4;font-family:suisse,Yandex Sans,sans-serif;font-size:14px;line-height:18px}.chat__message_type_notification .chat__message-bubble{padding:0}.chat__message_type_notification .chat__message-author,.chat__message_type_notification .chat__message-tail{display:none}.chat__message_type_action-button{--bg-color:$white;cursor:pointer}.chat__message_type_action-button .chat__message-bubble{transition:background-color .2s,box-shadow .2s;color:#005cff;box-shadow:0 4px 14px rgba(0,0,0,.08),0 0 5px rgba(0,0,0,.03)}.chat__message_type_action-button__message-author,.chat__message_type_action-button__message-tail{display:none}@media (any-hover:hover){.chat__message_type_action-button:hover{--bg-color:#e5efff}.chat__message_type_action-button:hover .chat__message-bubble{box-shadow:none}}@media (any-hover:none){body:not(._without-pointer-events) .chat__message_type_action-button:active{--bg-color:#e5efff}body:not(._without-pointer-events) .chat__message_type_action-button:active .chat__message-bubble{box-shadow:none}}.chat__message_type_action-button:active{--bg-color:#e4e9f9}.chat__message-bubble{position:relative;display:flex;align-items:center;min-height:var(--avatar-size);padding:calc((var(--avatar-size) - var(--line-height)) / 2) 16px;border-radius:16px;background:var(--bg-color);text-rendering:geometricPrecision;-webkit-font-smoothing:antialiased}.chat__message-author{position:absolute;bottom:calc(100% + 2px);white-space:nowrap;color:#a3a6b4;font-family:suisse,Yandex Sans,sans-serif;font-size:14px;line-height:20px}.chat__message-tail{position:absolute;z-index:-1;bottom:0;color:var(--tail-color)}.chat__message-code-wrapper{display:inline-block;margin:0;padding:0;white-space:pre-wrap;word-break:break-all}.chat__message-status-box{position:relative;top:4px;right:-6px;display:flex;float:right;font-size:10px;justify-content:space-between}.chat__message-status-icon{max-width:var(--line-height);max-height:var(--line-height)}.base-markdown_with-gallery .image{display:block}.base-markdown_with-gallery .image_expandable{cursor:pointer}@keyframes menuFadeIn{0%{visibility:hidden;opacity:0}1%{visibility:visible;opacity:0}to{visibility:visible;opacity:1}}@keyframes theoryFragmentAppearance{0%{transform:translateY(20px);opacity:0}to{transform:none;opacity:1}}.base-markdown__gallery-image{max-width:calc(100vw - 150px);max-height:calc(100vh - 150px)}@media screen and (max-width:768px){.base-markdown__gallery-image{max-width:100vw}.base-markdown__gallery-close{top:-32px}}.support-chat__help-bubble{flex-grow:1;padding:0}.support-chat__help{overflow:hidden;width:100%;border-radius:inherit}.support-chat__help-copy{margin:0;color:#005cff}@keyframes fadeIn{0%{opacity:0}}@keyframes fadeOut{to{opacity:0}}@keyframes rotation{to{transform:rotate(1turn)}}.fade-enter{opacity:.01}.fade-enter-active{transition:all 1s ease-out;opacity:1}.fade-exit{opacity:1}.fade-exit-active{transition:all 1s ease-out;opacity:.01}.scale-fade-enter{transform:scale(.01)}.scale-fade-enter-active{transition:all .25s ease-out;transform:scale(1)}.scale-fade-exit{transform:scale(1)}.scale-fade-exit-active{transition:all .25s ease-out;transform:scale(.01)}.fade-slide-up-enter{transform:translateY(15%);opacity:.01}.fade-slide-up-enter-active{transition:transform .2s ease-out,opacity .2s ease-out;transform:none;opacity:1}.fade-slide-up-exit{transform:none;opacity:1}.fade-slide-up-exit-active{transition:transform .2s ease-out,opacity .2s ease-out;transform:translateY(15%);opacity:.01}.slide-right-enter,.slide-right-exit-active{transform:translateX(-100%)}.slide-left-enter,.slide-left-exit-active{transform:translateX(100%)}.slide-left-enter,.slide-left-enter-active,.slide-left-exit,.slide-left-exit-active,.slide-right-enter,.slide-right-enter-active,.slide-right-exit,.slide-right-exit-active{will-change:transform}.slide-left-enter-active,.slide-right-enter-active{transition:transform .65s cubic-bezier(.2,1,.3,1);transition-delay:.1s;transform:translateX(0)}.slide-left-exit,.slide-right-exit{transform:translateX(0)}@keyframes shake{12.5%{transform:translateX(12px)}25%{transform:translateX(0)}37.5%{transform:translateX(-5px)}50%{transform:translateX(0)}62.5%{transform:translateX(3px)}75%{transform:translateX(0)}87.5%{transform:translateX(-2px)}to{transform:translateX(0)}}@keyframes placeholder-animation{0%{background-position:0 50%}65%{background-position:0 50%}to{background-position:1400px 50%}}.support-chat__help-item{display:block;height:48px;padding:0 16px;cursor:default;transition:background-color .1s,border-top-color .1s;font-weight:500}.support-chat__help-item+.support-chat__help-item{border-top:1px solid #d9d9d9}@media (any-hover:hover){.support-chat__help-item:hover{border-color:transparent;background-color:rgba(0,92,255,.07)}.support-chat__help-item:hover+.support-chat__help-item{border-top-color:transparent}}@media (any-hover:none){body:not(._without-pointer-events) .support-chat__help-item:active{border-color:transparent;background-color:rgba(0,92,255,.07)}body:not(._without-pointer-events) .support-chat__help-item:active+.support-chat__help-item{border-top-color:transparent}}.support-chat__help-item.support-chat__help-item_disabled{border-top-color:transparent;background-color:transparent}.support-chat__help-item-content{display:flex;justify-content:space-between;align-items:center}.support-chat__help-item_disabled .support-chat__help-item-content{opacity:.3}.support-chat__help-item-icon .icon{display:block}.support-chat__help-item-icon .icon path{fill:#005cff}.support-chat__help-item-action{display:none;flex-grow:1;text-align:end}.support-chat__help-item_with-action:hover .support-chat__help-item-action{display:block}.support-chat__help-item_with-action:hover .support-chat__help-item-icon{display:none}.support-chat__feedback{display:flex;flex-direction:column;align-items:center;padding:16px;border:1px solid #eee;border-radius:16px}.support-chat__feedback-description{font-size:16px;line-height:20px}.support-chat__rating{--rating-item-width:40px;--rating-item-height:40px;margin-top:16px}.support-chat__rating-item.support-chat__rating-item{margin-right:0;transform:none}.support-chat__rating-item.support-chat__rating-item:not(:last-child){margin-right:27px}.support-chat__rating-item.support-chat__rating-item_disabled{opacity:.2}.support-chat__rating-item.support-chat__rating-item_read-only{cursor:default}.rating__item{display:inline-block;width:var(--rating-item-width,56px);height:var(--rating-item-height,56px);margin-right:30px;cursor:pointer;transition:all .2s ease-in-out;transform:scale(.9)}.rating__item_selected{opacity:.5}.rating__item_active{transform:scale(1);opacity:1}.rating__item:hover{transform:scale(1)}.rating__img{width:100%;height:100%}