:root{color-scheme:light;--bg:#fff;--ink:#171717;--muted:#737373;--soft:#f4f4f4;--line:#e8e8e8;--bubble:#f1f1f1;--side:#f9f9f9}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:15px;-webkit-tap-highlight-color:transparent}button,input,textarea,select{font:inherit;color:inherit}button{cursor:pointer;touch-action:manipulation}button{background:transparent;border:0}button:disabled{opacity:.4;cursor:wait}button:focus-visible,a:focus-visible{outline:2px solid #898989;outline-offset:2px}a{color:inherit;text-underline-offset:3px}#app{height:100dvh;max-width:900px;margin:auto;display:flex;flex-direction:column;padding-top:env(safe-area-inset-top)}header{height:62px;flex-shrink:0;display:flex;align-items:center;justify-content:space-between;padding:0 14px;background:var(--bg);z-index:2}.icon{width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;border-radius:50%;font-size:27px}.icon:hover,.nav:hover{background:var(--soft)}svg{width:23px;height:23px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}.brand{font-size:20px;font-weight:650;letter-spacing:-.5px}.brand span{font-size:17px;padding-left:6px;color:var(--muted)}#feed{flex:1;min-height:0;overflow:auto;scroll-behavior:auto;overscroll-behavior:contain;padding:10px 20px 26px}.welcome{min-height:100%;display:flex;flex-direction:column;justify-content:center;align-items:center;padding-bottom:10vh}.welcome h1{font-size:29px;letter-spacing:-1px;font-weight:650;margin:20px 0 34px}.suggestions{display:flex;flex-direction:column;gap:10px;width:min(100%,340px)}.suggestions button{border:1px solid var(--line);border-radius:18px;min-height:56px;text-align:left;padding:14px 18px;font-size:15px;display:flex;gap:16px;align-items:center}.suggestions button span:first-child{font-size:24px;width:24px;font-weight:400}.suggestions button span:last-child{margin-left:auto;color:var(--muted)}.bottom{flex-shrink:0;padding:0 12px max(4px,env(safe-area-inset-bottom));background:var(--bg)}.composer{border-radius:27px;background:var(--soft);padding:12px 12px 9px}.composer textarea{resize:none;background:none;border:0;outline:0;width:100%;line-height:1.6;max-height:150px;padding:4px 7px 10px;font-size:16px}.composerActions{display:flex;align-items:center;gap:4px}.attach{border:1px solid #d9d9d9;width:37px;height:37px;font-weight:300}.chip{border:1px solid #ddd;border-radius:22px;padding:8px 11px;font-size:12px;max-width:58%;white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.grow{flex:1}.send{border-radius:50%;height:39px;width:39px;background:var(--ink);color:var(--bg);font-size:29px;font-weight:400}#draftCopy{width:34px;height:36px}#draftCopy svg{width:18px;height:18px}#estimate{font-size:10px;line-height:1.4;color:var(--muted);padding:6px 7px 0}.footnote{text-align:center;font-size:10px;color:var(--muted);margin:7px 0}.user{margin:20px 0 16px auto;max-width:88%;width:fit-content;border-radius:22px;background:var(--bubble);padding:12px 17px;white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.65}.assistant{margin:18px 0 30px;line-height:1.8;overflow-wrap:anywhere}.assistant pre{white-space:pre-wrap;font:inherit;margin:8px 0}.answer{white-space:pre-wrap}.answer h3{margin:24px 0 10px}.meta{font-size:11px;line-height:1.7;color:var(--muted);margin:7px 0}.taskState{font-size:12px;display:flex;align-items:center;gap:8px}.spinner{height:12px;width:12px;border:1.5px solid var(--line);border-top-color:var(--ink);border-radius:50%;animation:spin 1s linear infinite}.error{color:#ba3c33;background:#fff4f3;border-radius:10px;padding:10px}.tools{display:flex;gap:5px;flex-wrap:wrap;margin-top:8px}.tools button,.tools a{font-size:12px;padding:7px 9px;border-radius:8px;text-decoration:none;color:var(--muted)}.tools button:hover,.tools a:hover{background:var(--soft)}.assets{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin-top:12px}.assets:has(> :only-child){grid-template-columns:1fr}.asset img,.asset video{display:block;width:100%;border-radius:14px;max-height:65vh;object-fit:contain;background:var(--soft)}.asset .meta{font-size:10px}#latest{position:fixed;bottom:180px;left:50%;transform:translateX(-50%);border:1px solid var(--line);background:var(--bg);box-shadow:0 3px 15px #0001;border-radius:20px;font-size:12px;padding:9px 14px}#attachmentChips{display:flex;gap:7px;overflow:auto}#attachmentChips button{max-width:160px;flex-shrink:0;margin:5px 0;padding:7px 10px;background:var(--soft);border-radius:10px;font-size:11px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}#shade{position:fixed;inset:0;background:#0005;z-index:5}#sidebar{position:fixed;inset:0 auto 0 0;width:min(86vw,320px);background:var(--side);z-index:6;padding:calc(15px + env(safe-area-inset-top)) 13px max(15px,env(safe-area-inset-bottom));transform:translateX(-100%);transition:transform .2s ease;display:flex;flex-direction:column}.sideHead{display:flex;justify-content:space-between;align-items:center;padding:0 8px 10px}.sideHead strong{font-size:22px}.nav{text-align:left;display:block;width:100%;padding:13px 12px;border-radius:10px;font-size:14px}#historySearch{border:1px solid var(--line);border-radius:12px;background:var(--bg);padding:11px;margin:14px 0}.label{font-size:11px;color:var(--muted);padding:10px 12px}#history{overflow:auto;flex:1;min-height:60px}#history button{text-align:left;width:100%;border-radius:9px;padding:12px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}#history button.active{background:var(--line)}.sideBottom{border-top:1px solid var(--line);padding-top:8px}dialog{border:1px solid var(--line);border-radius:24px;width:min(94vw,540px);max-height:88dvh;padding:20px;background:var(--bg);color:var(--ink)}dialog::backdrop{background:#0006}.modalHead{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px}.modalHead h2{font-size:19px;margin:0}.modalHead .icon{height:30px;width:30px}label.field{display:block;font-size:12px;color:var(--muted);margin:14px 0}label.field input,label.field select,label.field textarea{display:block;width:100%;margin-top:7px;border:1px solid var(--line);border-radius:11px;padding:11px;background:var(--bg);color:var(--ink);font-size:15px}label.field textarea{min-height:85px}button.primary{background:var(--ink);color:var(--bg);padding:12px 18px;border-radius:12px;width:100%;margin:12px 0}button.secondary{border:1px solid var(--line);border-radius:12px;padding:10px 14px;margin:5px 0;width:100%}.row{display:flex;gap:12px}.row>*{flex:1;min-width:0}.note{font-size:12px;color:var(--muted);line-height:1.7}.modelEntry{display:flex;gap:12px;padding:13px 0;border-bottom:1px solid var(--line);align-items:center}.modelEntry div{flex:1}.modelEntry strong{font-size:14px}.modelEntry small{display:block;font-size:11px;color:var(--muted);line-height:1.7}.modelEntry button{border:1px solid var(--line);border-radius:9px;padding:7px 10px;font-size:12px}.progress{height:3px;background:var(--soft);border-radius:3px;overflow:hidden;margin:12px 0}.progress span{display:block;background:#888;height:100%}#toast{position:fixed;bottom:25vh;left:50%;transform:translateX(-50%);background:#242424;color:#fff;padding:12px 20px;max-width:90vw;border-radius:13px;z-index:50;font-size:13px;box-shadow:0 5px 20px #0002}.recipe{padding:16px 0;border-bottom:1px solid var(--line)}.recipe h3{margin:0;font-size:16px}.storage{height:8px;border-radius:8px;background:var(--line);overflow:hidden}.storage span{display:block;background:var(--ink);height:100%}.theme-dark{color-scheme:dark;--bg:#212121;--ink:#ececec;--muted:#aaa;--soft:#303030;--bubble:#303030;--side:#171717;--line:#424242}.theme-dark .error{background:#472624;color:#ffb5ad}@media(min-width:800px){#feed{padding-left:60px;padding-right:60px}.bottom{padding-left:60px;padding-right:60px}.welcome h1{font-size:33px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}@keyframes spin{to{transform:rotate(360deg)}}[hidden]{display:none!important}

.codeBlock{background:var(--soft);border-radius:14px;padding:16px;margin:16px 0;overflow:auto}.codeBlock code{font:13px/1.7 ui-monospace,Consolas,monospace;white-space:pre;display:block}.codeBlock button{font-size:11px;width:auto}

#imageViewer{position:fixed;inset:0;width:100vw;max-width:100vw;height:100dvh;max-height:100dvh;margin:0;padding:0;border:0;border-radius:0;background:#101010;color:#fff;overflow:hidden}
#catalogSearch{display:block;width:100%;min-height:44px;padding:11px 12px;border:1px solid var(--line);border-radius:12px;background:var(--bg);color:var(--ink)}#catalogCount{font-size:12px}#skillStatus button{max-width:100%;margin:5px 6px;padding:7px 12px;border-radius:16px;background:var(--soft);font-size:12px;overflow-wrap:anywhere}#catalogMore{width:100%}
#imageViewer[open]{display:flex;flex-direction:column}#imageViewer::backdrop{background:#101010}.viewerHead{display:flex;align-items:center;justify-content:space-between;gap:8px;flex-shrink:0;padding:max(8px,env(safe-area-inset-top)) 12px 8px;font-size:12px}.viewerHead .secondary{width:auto;color:#fff;border:1px solid #777;margin:0;padding:9px 12px}.imageStage{flex:1;min-height:0;min-width:0;position:relative;display:flex;align-items:center;justify-content:center;overflow:hidden;touch-action:none;user-select:none}.imageStage img{flex:none;max-width:none;max-height:none;object-fit:contain;transform-origin:center;will-change:transform;pointer-events:none}.viewerFoot{flex-shrink:0;display:flex;justify-content:space-between;gap:12px;align-items:center;font-size:11px;padding:14px 16px max(16px,env(safe-area-inset-bottom));color:#ddd}.viewerFoot a{white-space:nowrap}.asset img{cursor:zoom-in}.categoryTabs{display:flex;gap:8px;margin:12px 0;flex-wrap:wrap}.categoryTabs button{border:1px solid var(--line);border-radius:20px;padding:8px 14px;font-size:13px}.categoryTabs button.active{background:var(--ink);color:var(--bg)}#promptSearch{width:100%;padding:12px;border:1px solid var(--line);border-radius:12px;background:var(--bg)}.promptBadge{font-size:11px;color:var(--muted);margin-bottom:8px}.promptText{white-space:pre-wrap;overflow-wrap:anywhere;font-family:inherit;font-size:13px;line-height:1.85;max-height:45dvh;overflow:auto;background:var(--soft);padding:12px;border-radius:12px}.promptActions{display:flex;gap:10px;margin:12px 0}.promptActions button{width:auto;flex:1;margin:0;font-size:13px}.promptSources{font-size:11px;color:var(--muted);line-height:1.8}.promptSources a{overflow-wrap:anywhere}#modalBody{overflow-wrap:anywhere}

#attachmentChips{display:flex;flex-wrap:nowrap;gap:9px;overflow-x:auto;max-width:100%;padding:4px 2px;scroll-snap-type:x proximity}#attachmentChips[hidden]{display:none}.referenceCard{position:relative;flex:0 0 94px;width:94px;scroll-snap-align:start;border:1px solid var(--line,#ddd);border-radius:14px;overflow:hidden;background:var(--panel,#f7f7f7);font-size:12px;text-align:center}.referencePreview{display:block;width:94px;height:65px;padding:0;border:0;background:#e8e8e8;font-size:26px}.referencePreview img{display:block;width:100%;height:100%;object-fit:cover}.referenceCard>span{display:block;margin:3px}.referenceDelete{position:absolute;right:3px;top:3px;border:0;border-radius:50%;width:24px;height:24px;padding:0;background:#111b;color:#fff}.referenceMention{border:0;background:transparent;font-size:12px;padding:3px 8px}#mentionPicker{position:absolute;bottom:calc(100% - 10px);left:20px;right:20px;max-height:210px;overflow:auto;background:var(--panel,#fff);border:1px solid var(--line,#ddd);border-radius:16px;box-shadow:0 8px 30px #0002;z-index:10}#mentionPicker[hidden]{display:none}.mentionOption{display:block;text-align:left;width:100%;padding:12px;border:0;background:transparent;color:inherit}.mentionOption:hover{background:#8882}.bottom{position:relative}

/* 6.5: prioritize conversation space; full-height mobile task editor. */
#creationNav{flex-shrink:0;max-height:32dvh;overflow:auto;border-bottom:1px solid #eee;padding:8px 0}#creationNav summary{padding:10px 12px;cursor:pointer;font-weight:600}#sidebar .nav{padding:9px 12px}#history{min-height:28dvh}#sidebar .sideBottom{flex-shrink:0}#historySearch{flex-shrink:0}#sidebar #account{white-space:normal;overflow-wrap:anywhere;font-size:12px}.asset .meta{white-space:pre-wrap;overflow-wrap:anywhere}.batchRow{display:flex;gap:12px;padding:14px 0;border-bottom:1px solid #ddd;align-items:flex-start;white-space:pre-wrap;overflow-wrap:anywhere}.batchRow input{width:22px;height:22px;flex-shrink:0}#batchTools{position:sticky;top:0;background:white;padding:8px 0;z-index:2}#expandPrompt{background:none;border:0;padding:6px 10px;align-self:flex-end}#fullTaskEditor{min-height:52dvh;resize:vertical;font-size:16px;line-height:1.6}dialog{overflow:hidden}dialog[open]{display:flex;flex-direction:column}.modalHead{flex-shrink:0}#modalBody{overflow:auto;min-height:0;overscroll-behavior:contain;padding-bottom:env(safe-area-inset-bottom)}@media(max-width:600px){dialog{width:calc(100vw - 16px);max-width:none;height:calc(100dvh - 24px);max-height:calc(100dvh - 24px);padding:14px;border-radius:18px;box-sizing:border-box}#modalBody textarea{font-size:16px;min-height:160px}#modalBody #fullTaskEditor{min-height:52dvh}#sidebar{width:min(90vw,360px)}.footnote{margin:3px;font-size:10px}.composerActions{gap:3px}}

.installEntry{border:1px solid var(--line);border-radius:10px;padding:8px 10px;white-space:nowrap;font-size:12px;color:var(--ink);background:var(--bg)}#iphoneInstallNotice{flex-shrink:0;display:block;width:100%;border:0;border-bottom:1px solid var(--line);background:var(--soft);color:var(--ink);padding:10px 14px;text-align:left;font-size:12px;min-height:40px}

/* Download entry: one primary action, touch-friendly paste, scoped results. */
.sdHome{max-width:680px;margin:0 auto;color:var(--ink);padding:4px 0 20px}.sdIntro{padding:8px 2px 20px}.sdEyebrow{font-size:12px;letter-spacing:1px;color:var(--muted)}.sdIntro h3{font-size:24px;line-height:1.4;margin:10px 0 8px;letter-spacing:-.6px}.sdIntro p{font-size:13px;line-height:1.7;color:var(--muted);margin:0}.sdComposer{border:1px solid var(--line);background:var(--bg);border-radius:20px;padding:16px}.sdComposerHead{display:flex;align-items:center;justify-content:space-between;gap:12px}.sdComposerHead label{font-size:14px;font-weight:650;margin:0}.sdHome #sdClear{width:auto;min-height:44px;margin:0;padding:8px;color:var(--muted);border:0;background:transparent;font-size:13px}.sdHome #superDownloadInput{box-sizing:border-box;width:100%;min-height:100px!important;max-height:200px;resize:vertical;margin:6px 0 12px;padding:13px;border:1px solid var(--line);border-radius:12px;background:var(--soft);color:var(--ink);font:inherit;font-size:16px;line-height:1.6;overflow-wrap:anywhere}.sdHome button{min-height:46px;touch-action:manipulation}.sdHome .sdPaste{display:block;width:100%;margin:0;background:var(--soft);border:1px dashed var(--line);border-radius:12px;padding:13px;font-size:16px;font-weight:650;color:var(--ink)}.sdDetected{font-size:12px;color:var(--muted);line-height:1.6;margin:12px 0;overflow-wrap:anywhere}.sdDetected.ready{color:var(--accent,#24804d)}.sdHome #superDownloadModes{display:grid;grid-template-columns:1fr 1fr;gap:6px;background:var(--soft);border-radius:12px;padding:4px;margin:14px 0}.sdHome #superDownloadModes button{width:100%;margin:0;border:0;border-radius:9px;font-size:13px;min-width:0;padding:10px 6px}.sdHome .sdParse{width:100%;margin:0;border-radius:12px;min-height:50px;font-size:16px}.sdHome .sdParse:disabled{opacity:.4}.sdStatus{font-size:13px;line-height:1.7;white-space:pre-wrap;margin:12px 0 0}.sdStatus:empty{display:none}.sdShortcuts{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:14px 0 20px}.sdShortcuts button{width:100%;margin:0;border:1px solid var(--line);border-radius:12px;font-size:13px;padding:10px 6px}.sdResultCard{padding:16px;border-radius:16px;border:1px solid var(--line);margin:12px 0;overflow:hidden}.sdResultCard>strong{display:block;font-size:16px;line-height:1.6;margin-bottom:12px}.sdResultCard button{width:100%;margin:6px 0!important;text-align:left;white-space:normal;overflow-wrap:anywhere;padding:12px!important;border-radius:10px}.sdHelp{font-size:12px;line-height:1.8;color:var(--muted);border-top:1px solid var(--line);padding:14px 2px;margin-top:20px}.sdHelp summary{cursor:pointer;min-height:36px}.sdHelp p{margin:8px 0}.sdHome #sdAdvanced button{width:100%;margin:8px 0}

.sdGroupTitle{font-size:12px;color:var(--muted);margin:18px 0 6px;font-weight:600}