/* KFG Chat Workspace */
#home.chatMode{height:calc(100dvh - 72px);display:flex;flex-direction:column;min-height:0;overflow:hidden;background:#fff}
#home.chatMode>.welcome{display:none}
#home.chatMode>.output{display:none!important}
.kfgChatWorkspace{height:100%;min-height:0;display:flex;flex-direction:column;width:100%;position:relative}
.kfgChatHeading{height:52px;min-height:52px;display:flex;align-items:center;justify-content:center;gap:8px;border-bottom:1px solid #f6f5f9;color:#8b8792}
.kfgChatHeading .currentChatTitle{font-size:13px;color:#4e4b57;max-width:56%;text-overflow:ellipsis;overflow:hidden;white-space:nowrap}
.kfgChatHeading .cloudSaveStatus{color:#aaa5af;font-size:11px;display:flex;align-items:center;gap:7px}
.kfgChatHeading .cloudSaveStatus.warning{color:#b66c33;background:transparent;border:0;padding:0;margin:0}
.kfgChatMessagesScroll{flex:1;overflow-y:auto;overscroll-behavior:contain;scroll-behavior:smooth;min-height:0;padding:24px 22px 30px}
.kfgChatMessages{max-width:800px;margin:auto;display:flex;flex-direction:column;gap:26px;padding:8px 0 28px}
.kfgChatEmpty{display:flex;flex-direction:column;text-align:center;align-items:center;justify-content:center;min-height:100%;padding:0 22px 40px}
.kfgChatEmpty small{letter-spacing:2.7px;font-size:10px;color:#bbb6c1}
.kfgChatEmpty h1{font-size:clamp(28px,3vw,37px);line-height:1.4;letter-spacing:-.7px;color:#282630;margin:16px 0 10px}
.kfgChatEmpty p{color:#aaa7b2;font-size:13px;margin:0}
.kfgChatEmpty .startActions{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-top:27px}
.kfgChatEmpty .startActions button{border:1px solid #eeebf4;border-radius:18px;background:#fff;padding:10px 15px;font-size:12px;color:#85818f}
.kfgChatEmpty .startActions button:hover{background:#faf7ff;color:#7354d6}
.kfgChatMessage{display:flex;flex-direction:column;gap:7px}
.kfgChatMessage.user{align-items:flex-end}
.kfgChatMessage.assistant{align-items:flex-start}
.kfgMessageMeta{font-size:11px;color:#aaa4b1;display:flex;gap:10px;padding:0 6px;align-items:center}
.kfgUserBubble{max-width:min(670px,90%);background:#f6f5f9;border:1px solid #f1eff5;border-radius:20px 20px 6px 20px;padding:16px 19px;color:#292730;font-size:14px;line-height:1.85;white-space:pre-wrap;overflow-wrap:anywhere}
.kfgUserBubble p{margin:0}
.kfgReferenceRecap{display:flex;justify-content:flex-end;flex-wrap:wrap;gap:7px;margin-bottom:11px}
.kfgRefRecapItem{position:relative;width:76px;height:76px;border-radius:9px;border:1px solid #e9e4ef;background:#eeecf2;overflow:hidden}
.kfgRefRecapItem img{width:100%;height:100%;object-fit:cover;display:block}
.kfgRefRecapItem .kfgNoThumb{font-size:11px;color:#888;display:grid;place-items:center;height:100%}
.kfgRefRecapItem b{position:absolute;bottom:3px;left:4px;font-size:10px;color:white;padding:1px 4px;border-radius:4px;background:#24222ba9}
.kfgAssistantOutput{width:min(720px,100%);padding:4px 0 5px}
.kfgAssistantTop{display:flex;align-items:center;gap:7px;font-size:12px;color:#595568;margin-bottom:12px}
.kfgAssistantTop .aiStar{color:#7654dd;font-size:16px}
.kfgAssistantText{font-size:13px;color:#7c7786;line-height:1.75;white-space:pre-wrap;overflow-wrap:anywhere}
.kfgAssistantLoader{display:inline-flex;align-items:center;gap:9px;color:#8f7bc3;font-size:13px;background:#f8f5ff;border-radius:11px;padding:10px 15px}
.kfgAssistantLoader:before{content:'';display:block;width:15px;height:15px;border:2px solid #ded3ff;border-top-color:#7655df;border-radius:50%;animation:kfgSpin .9s linear infinite}
@keyframes kfgSpin{to{transform:rotate(360deg)}}
.kfgAssistantImages{display:flex;align-items:flex-start;flex-wrap:wrap;gap:12px}
.kfgAssistantImageCard{max-width:600px;width:min(100%,600px);border:1px solid #eeebf2;border-radius:15px;padding:9px;background:#fff;box-shadow:0 3px 14px #00000008}
.kfgAssistantImageCard>img{display:block;max-width:100%;width:100%;max-height:550px;min-height:130px;object-fit:contain;background:#faf9fc;border-radius:9px;cursor:zoom-in}
.kfgAssistantImageCard .kfgImgActions{display:flex;align-items:center;gap:8px;margin-top:9px}
.kfgImgActions a,.kfgImgActions button{font-size:12px;padding:9px 13px;border:1px solid #eae8ef;border-radius:9px;color:#6d6874;text-decoration:none}
.kfgImgActions a{background:#7257df;color:#fff;border-color:#7257df}
.kfgImgActions a:hover{background:#5e45cb}
.kfgChatError{font-size:12px;color:#bc674e;background:#fef8f3;border-radius:11px;padding:12px 14px;border:1px solid #f5e8df;line-height:1.6}
.kfgRetryStatus{font-size:12px;text-decoration:underline;color:#7454d7;margin-top:7px}
.kfgChatDock{flex:0 0 auto;background:linear-gradient(to bottom,#ffffffeb,#fff 26%);padding:10px 20px 14px}
.kfgChatDockInner{max-width:800px;margin:0 auto}
.kfgChatDock .composer{border:1px solid #e0d9ef;border-radius:24px;background:#fff;padding:17px 21px 12px;box-shadow:0 12px 35px #1c0c2c09}
.kfgChatDock .prompt{min-height:76px;max-height:210px;resize:vertical;font-size:14px}
.kfgChatDock .refUploadInfo,.kfgChatDock .modelHint{margin:9px 3px;font-size:11px}
.kfgChatDock .modelHint{color:#9c92b1}
.kfgChatDock .kfgDockHelp{font-size:11px;color:#b0aab7;text-align:center;margin-top:10px}
#referenceGrid .referenceItem{cursor:grab;transition:transform .15s,border-color .15s,box-shadow .15s}
#referenceGrid .referenceItem:active{cursor:grabbing}
#referenceGrid .referenceItem.kfgDragging{opacity:.35;transform:scale(.94)}
#referenceGrid .referenceItem.kfgDropTarget{border:2px solid #7055d7;box-shadow:0 0 0 3px #7255db22}
#referenceGrid .referenceIndex{font-size:10px}
.kfgChatSidebarNote{font-size:11px;padding:4px 12px 9px;color:#aaa6b2}
.kfgChatSidebarItem{display:flex;align-items:center;gap:4px;padding:2px 3px;border-radius:10px;width:100%;margin:2px 0}
.kfgChatSidebarItem.active{background:#e9e7ef}
.kfgChatSidebarItem:hover{background:#efedf4}
.kfgChatSidebarItem .kfgChatTitleButton{flex:1;min-width:0;text-align:left;padding:10px 8px;border-radius:8px;font-size:12px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#655f6e}
.kfgChatSidebarItem.active .kfgChatTitleButton{color:#2d2936;font-weight:650}
.kfgChatSidebarItem .kfgChatMore{font-size:18px;color:#a5a0ad;width:25px;border-radius:6px;visibility:hidden}
.kfgChatSidebarItem:hover .kfgChatMore,.kfgChatSidebarItem.active .kfgChatMore{visibility:visible}
.kfgChatRenameInput{width:100%;border:1px solid #bfaef2;border-radius:8px;background:white;padding:8px 7px;font-size:12px}
.kfgHistoryNotice{font-size:11px;color:#a69cae;padding:10px 12px;line-height:1.7}
.kfgConversationSearch{padding:0 9px 11px}
.kfgConversationSearch input{width:100%;border:1px solid #ece9f0;border-radius:10px;padding:10px 11px;background:#fff;font-size:12px;outline:0}
.kfgMessageTimestamp{color:#b5afbc;font-size:10px}
@media(max-width:900px){.kfgChatMessagesScroll{padding:18px 18px 25px}.kfgChatDock{padding:10px 16px 12px}}
@media(max-width:650px){#home.chatMode{height:calc(100dvh - 72px)}.kfgChatDock{padding:7px 10px 10px}.kfgChatDock .composer{padding:13px 13px 10px;border-radius:17px}.kfgChatDock .prompt{font-size:13px;min-height:62px}.kfgChatMessagesScroll{padding:13px 12px}.kfgChatMessages{gap:20px}.kfgUserBubble{max-width:96%;padding:12px 14px;font-size:13px}.kfgAssistantImageCard{width:100%}.kfgChatHeading{min-height:42px;height:42px}.kfgChatEmpty h1{font-size:26px}.kfgChatEmpty{padding-bottom:20px}.kfgRefRecapItem{width:62px;height:62px}}


/* KFG recent chat actions: reference-style floating popover */
.kfgChatSidebarItem .kfgChatMore{height:30px;min-width:29px;display:flex;align-items:center;justify-content:center;flex:none;border:0;border-radius:8px;color:#888392;cursor:pointer;transition:background .14s,color .14s}
.kfgChatSidebarItem .kfgChatMore:hover,.kfgChatSidebarItem .kfgChatMore[aria-expanded="true"]{background:#e1deea;color:#3b3548;visibility:visible}
.kfgChatSidebarItem:focus-within .kfgChatMore{visibility:visible}
.kfgChatSidebarItem.pinned .kfgChatTitleButton{display:flex;align-items:center;justify-content:space-between;gap:8px}
.kfgChatSidebarItem .kfgPinnedIndicator{display:inline-flex;align-items:center;justify-content:center;color:#8c839b;pointer-events:none;flex:none}
.kfgChatSidebarItem .kfgPinnedIndicator svg{height:13px;width:13px}
.kfgChatPopover{box-sizing:border-box;position:fixed;z-index:10000;width:172px;padding:7px;background:#fff;border:1px solid #eae8ed;border-radius:15px;box-shadow:0 12px 38px rgba(39,32,53,.13),0 3px 10px rgba(40,34,55,.04);animation:kfgMenuAppear .12s ease-out}
@keyframes kfgMenuAppear{from{opacity:0;transform:translateY(-3px)}to{opacity:1;transform:translateY(0)}}
.kfgChatPopover .kfgChatMenuAction{width:100%;display:flex;align-items:center;gap:11px;padding:11px 12px;margin:0;box-sizing:border-box;background:#fff;border:none;border-radius:9px;text-align:left;font-size:13px;font-weight:500;line-height:1.3;color:#27232d;cursor:pointer;white-space:nowrap}
.kfgChatPopover .kfgChatMenuAction:hover,.kfgChatPopover .kfgChatMenuAction:focus-visible{background:#f6f3fa;color:#6551ae;outline:0}
.kfgChatPopover .kfgChatMenuAction.danger{color:#e44747}
.kfgChatPopover .kfgChatMenuAction.danger:hover,.kfgChatPopover .kfgChatMenuAction.danger:focus-visible{background:#fff1f1;color:#d52222}
.kfgChatPopover .kfgChatMenuAction svg{flex:none;display:block}
.kfgChatPopover .kfgChatMenuDivider{height:1px;background:#f0edf2;margin:5px 9px}
@media(max-width:600px){.kfgChatSidebarItem .kfgChatMore{visibility:visible}.kfgChatPopover{width:168px}}

/* Visible, live model cost immediately to the left of Send (参考图右下角). */
.costActionGroup{display:flex;align-items:center;justify-content:flex-end;gap:13px;margin-left:auto;flex-shrink:0}
.inlineCostHint{display:inline-flex!important;align-items:center;justify-content:center;gap:4px;margin:0!important;padding:0!important;background:transparent;color:#7769bd!important;white-space:nowrap;flex-shrink:0;font-size:12px!important;line-height:1.5;font-variant-numeric:tabular-nums}
.inlineCostHint .costLightning{display:block;flex:none;color:#8d77e4}
.inlineCostHint .costAmount{color:#6f55d5;font-size:13px;line-height:1.3;font-weight:700}
.inlineCostHint .costUnit{font-size:12px;font-weight:450;color:#79728d}
.kfgChatDock .controlRow{flex-wrap:wrap;row-gap:10px}
.kfgChatDock .controlSet{min-width:0}
.kfgChatDock .costActionGroup{margin-left:auto;min-height:37px}
.kfgChatDock .inlineCostHint{margin:0!important}
@media (max-width:570px){
 .costActionGroup{gap:9px}
 .inlineCostHint .costAmount{font-size:12px}
 .inlineCostHint .costUnit{font-size:11px}
}

.kfgActualImageSize{margin:8px 3px 0;color:#7b7488;font-size:11px;line-height:1.65;font-variant-numeric:tabular-nums}
.kfgActualImageSize.warn{color:#b25538;background:#fff7ef;padding:8px 10px;border-radius:8px}
.resolutionOption:disabled{opacity:.35;cursor:not-allowed;background:#f7f6f8}

.kfgGenerationElapsed{font-size:12px;color:#858091;margin:9px 2px 0;font-variant-numeric:tabular-nums}

/* KFG new-chat state centers the editor; after first send it docks below history. */
#home.chatMode.kfgDraftMode .kfgChatWorkspace{justify-content:center}
#home.chatMode.kfgDraftMode .kfgChatHeading{display:none}
#home.chatMode.kfgDraftMode .kfgChatMessagesScroll{flex:0 0 auto;overflow:visible;max-height:47vh;padding:0 12px}
#home.chatMode.kfgDraftMode .kfgChatEmpty{min-height:0;padding:0 10px 20px}
#home.chatMode.kfgDraftMode .kfgChatEmpty small{display:none}
#home.chatMode.kfgDraftMode .kfgChatEmpty h1{font-size:clamp(27px,3vw,38px);margin:0 0 12px}
#home.chatMode.kfgDraftMode .kfgChatEmpty p{font-size:13px}
#home.chatMode.kfgDraftMode .kfgChatDock{width:100%;background:transparent;padding:0 20px 10px}
#home.chatMode.kfgDraftMode .kfgChatDock .composer{border-radius:26px;border-color:#e9e5ef;box-shadow:0 4px 23px #201d290d}
#home.chatMode.kfgDraftMode .kfgChatDock .prompt{min-height:60px}
#home.chatMode.kfgDraftMode .kfgChatEmpty .startActions{margin-top:17px}
@media(max-width:650px){
 #home.chatMode.kfgDraftMode .kfgChatMessagesScroll{max-height:42vh}
 #home.chatMode.kfgDraftMode .kfgChatDock{padding:0 8px 8px}
 #home.chatMode.kfgDraftMode .kfgChatEmpty h1{font-size:26px}
}