.chat-selection-controls{padding:8px 10px;background:color-mix(in srgb,var(--theme-accent-color,#999) 5%,transparent);border-bottom:2px solid var(--theme-accent-color,#ddd);display:flex;align-items:center;gap:8px}.chat-message{display:flex;gap:10px;padding:10px;border-bottom:1px solid color-mix(in srgb,var(--theme-accent-color,#e5e5e5) 15%,transparent)}.chat-message:hover{background-color:color-mix(in srgb,var(--theme-accent-color,#999) 3%,transparent)}.chat-message--pinned{background-color:color-mix(in srgb,var(--theme-accent-color,#f0ad4e) 8%,transparent);border-left:3px solid var(--theme-accent-color,#f0ad4e)}.chat-message--pinned:hover{background-color:color-mix(in srgb,var(--theme-accent-color,#f0ad4e) 12%,transparent)}.chat-message__pin-icon{margin-right:4px}.chat-message--bot{background-color:color-mix(in srgb,var(--theme-accent-color,#5bc0de) 5%,transparent)}.chat-message--bot:hover{background-color:color-mix(in srgb,var(--theme-accent-color,#5bc0de) 8%,transparent)}.chat-message--twilight{background-color:color-mix(in srgb,var(--theme-accent-color,#6c4f77) 10%,transparent);border-left:3px solid #6c4f77;opacity:.85}.chat-message--twilight:hover{background-color:color-mix(in srgb,var(--theme-accent-color,#6c4f77) 15%,transparent)}.chat-message__twilight-icon{margin-right:4px;filter:grayscale(.5)}.chat-message--private{background-color:color-mix(in srgb,var(--theme-accent-color,#17a2b8) 10%,transparent);border-left:3px solid #17a2b8}.chat-message--private:hover{background-color:color-mix(in srgb,var(--theme-accent-color,#17a2b8) 15%,transparent)}.chat-message__private-icon{margin-right:4px;color:#17a2b8}#chat{max-height:500px;overflow-y:auto}.chat-empty-placeholder{padding:20px;text-align:center;color:#999;min-height:200px;display:flex;flex-direction:column;justify-content:center}.chat-char-counter{font-size:11px;color:#999;margin-bottom:5px}.chat-message__avatar{flex-shrink:0}.chat-message__content{flex:1;min-width:0}.chat-message__checkbox{flex-shrink:0;display:flex;align-items:flex-start;padding-top:4px}.chat-message__checkbox .custom-control{margin:0;padding:0}.chat-message__header{display:flex;align-items:baseline;gap:8px;margin-bottom:4px}.chat-message__username{font-weight:600}.chat-message__time{font-size:11px;color:#999}.chat-message__text{word-wrap:break-word}.chat-message__controls{margin-top:4px;font-size:11px}.chat-edit-form{padding:10px;background:color-mix(in srgb,var(--theme-accent-color,#999) 5%,transparent);border-radius:4px;margin:5px 0}.chat-edit-form__textarea{resize:vertical;margin-bottom:8px}.chat-edit-form__buttons{display:flex;gap:8px}.mention{color:var(--theme-accent-color,#5bc0de);font-weight:600}.private-conversation-item{padding:12px;border-bottom:1px solid #e5e5e5;cursor:pointer;transition:background-color 0.2s}.private-conversation-item:hover{background-color:#f5f5f5}.private-conversation-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:5px}.private-conversation-username{font-weight:600;font-size:14px}.private-conversation-time{font-size:11px;color:#999}.private-conversation-preview{font-size:13px;color:#666;margin-bottom:3px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.private-conversation-count{font-size:11px;color:#999}#private-conversation-messages{background:#fff}#private-conversation-messages .chat-message{margin-bottom:10px}