:root{color:#14213d;background:#f7f8fc;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,Arial,sans-serif;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}*{box-sizing:border-box}body{margin:0;min-height:100vh;overflow-x:auto;background:#f7f8fc}button,input,textarea{font:inherit}button{cursor:pointer}.app-shell,.appShell{min-width:1440px}.app-container{width:1440px;margin:0 auto;padding:2px 28px 4px}.app-header{height:58px;min-height:58px;display:flex;align-items:center;justify-content:center;margin-bottom:4px;position:relative}.brand-area{position:absolute;left:50%;transform:translate(-50%);display:flex;align-items:center;gap:14px;white-space:nowrap}.brand-seal{width:54px;height:54px;object-fit:contain;flex-shrink:0;display:block}.brand-title{color:#111827;font-size:26px;font-weight:700;line-height:1.1;letter-spacing:.2px}.brand-subtitle{margin-top:4px;color:#6b7280;font-size:12px;line-height:1.2}.header-actions{position:absolute;right:28px;top:50%;transform:translateY(-50%);display:flex;gap:16px;white-space:nowrap;align-items:center}.userSummary{display:grid;justify-items:end;gap:1px;color:#63718d;font-size:11px;line-height:1.25}.userSummary strong{color:#17223a;font-size:13px}.userSummary b{color:#6d35ff;font-size:12px}.settingsBackdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:1000;display:grid;place-items:center;background:#0f172a75}.userSettingsDialog{width:430px;padding:24px;border:1px solid #dce3f2;border-radius:12px;background:#fff;box-shadow:0 28px 80px #18233b40}.userSettingsDialog .settingsHeader{align-items:flex-start}.userSettingsDialog h2,.userSettingsDialog p{margin:0}.userSettingsDialog p{margin-top:5px;color:#6b7280;font-size:13px}.userSettingsDialog label{display:block;margin-top:15px;color:#26334f;font-size:13px;font-weight:700}.userSettingsDialog input{width:100%;height:42px;margin-top:7px;padding:0 12px;border:1px solid #dfe6f2;border-radius:8px;outline:none}.userSettingsDialog input:focus{border-color:#7345ff;box-shadow:0 0 0 4px #7345ff1a}.settingsError,.settingsSuccess{margin-top:14px;padding:9px 11px;border-radius:7px;font-size:13px}.settingsError{color:#b42318;background:#fef3f2}.settingsSuccess{color:#027a48;background:#ecfdf3}.settingsSubmit{width:100%;height:42px;margin-top:16px}.model-button,.modelButton{width:160px;height:40px;border:1px solid #dfe6f5;border-radius:8px;background:#ffffffe0;color:#18233b;display:flex;align-items:center;gap:10px;padding:0 16px;font-weight:700;flex-shrink:0;white-space:nowrap;box-shadow:0 10px 30px #1f2f5b0f}.buttonIcon{width:18px;height:18px;border-radius:4px;display:grid;place-items:center;color:#fff;font-size:12px}.purple{background:#6d35ff}.blue{background:#1688ff}.chevron{margin-left:auto;color:#66758f}.settingsPopover{position:absolute;right:0;top:76px;z-index:20;width:380px;padding:18px;border-radius:8px;border:1px solid #dce3f2;background:#fff;box-shadow:0 24px 70px #18233b2e}.settingsHeader,.panelTitle,.copyCardHeader,.resultHeading{display:flex;align-items:center}.settingsHeader{justify-content:space-between;margin-bottom:14px}.settingsPopover label{display:block;color:#26334f;font-size:13px;font-weight:700;margin:12px 0}.settingsPopover input,.fieldWrap input,.fieldWrap textarea{width:100%;border:1px solid #dfe6f2;background:#fff;color:#17223a;border-radius:8px;outline:none;transition:border .2s ease,box-shadow .2s ease}.settingsPopover input{height:42px;margin-top:7px;padding:0 12px}.settingsPopover input:focus,.fieldWrap input:focus,.fieldWrap textarea:focus{border-color:#7345ff;box-shadow:0 0 0 4px #7345ff1a}.usageStatsGrid{display:grid;grid-template-columns:1fr auto;gap:12px 18px;color:#26334f;font-size:13px}.usageStatsGrid strong{color:#111827;font-size:15px}.historyPopover{position:absolute;right:20px;top:52px;z-index:18;width:420px;max-height:520px;overflow:auto;padding:16px;border:1px solid #dce3f2;border-radius:8px;background:#fff;box-shadow:0 24px 70px #18233b2e}.historyEmpty{color:#63718d;font-size:13px}.historyList{display:grid;gap:12px}.historyItem{border:1px solid #e3e8f3;border-radius:8px;padding:12px;background:#fbfcff}.historyItemHeader{display:flex;justify-content:space-between;gap:12px;color:#17223a;font-size:13px}.historyItemHeader span{color:#74819a;flex-shrink:0;font-size:12px}.historyPreviewRow{display:flex;gap:8px;margin:10px 0;overflow-x:auto}.historyPreviewRow img{width:54px;height:72px;object-fit:cover;border:1px solid #dfe5ef;border-radius:8px;background:#fff;flex-shrink:0}.historyCopy{color:#26334f;font-size:12px;line-height:1.45}.historyCopy div{font-weight:800}.historyCopy p{margin:4px 0 0;color:#63718d}.workspace,.main-layout{display:grid;grid-template-columns:470px 1fr;gap:14px;align-items:stretch}.panel{min-height:900px;border:1px solid #dfe5f0;border-radius:8px;background:#ffffffeb;box-shadow:0 18px 54px #1f2f5b12}.inputPanel{height:634px;min-height:0;padding:14px 18px}.outputPanel{position:relative;height:634px;min-height:0;padding:14px 20px}.panelTitle{gap:12px;padding-bottom:12px;border-bottom:1px solid #e9edf5}.outputTitle{border-bottom:0;padding-bottom:12px}.outputTitle .small{width:auto;height:32px;padding:0 14px;font-size:12px}.panelTitle h2{margin:0;font-size:20px}.sectionIcon{width:22px;height:22px;display:grid;place-items:center;color:#6d35ff;font-weight:900}.tiny{margin-left:auto}.formSection{padding:10px 0 1px}.formSection h3{margin:0 0 6px;color:#111b31;font-size:15px}.formSection h3 span{color:#7046ff;font-size:13px}.formSection p{margin:0 0 8px;color:#697792;font-size:11px;line-height:1.25}.generationBody p{margin:0;color:#697792;font-size:12px;line-height:1.35}.uploader input[type=file]{display:none}.uploadGrid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:8px}.uploadSlot{position:relative;height:82px;border:1px solid transparent;border-radius:10px;overflow:hidden;background:linear-gradient(145deg,#f5f2ff,#f8f9ff);color:#596b8d;display:grid;place-items:center}.uploadSlot.primarySlot{border-color:#7443ff;color:#6d35ff;background:#fff}.uploadSlot img{width:100%;height:100%;object-fit:cover}.placeholderIcon{display:block;font-size:28px;line-height:1}.mainBadge{position:absolute;left:7px;bottom:7px;border-radius:6px;padding:3px 7px;color:#fff;background:#1f2a44b8;font-size:12px}.removeButton{position:absolute;top:6px;right:6px;width:22px;height:22px;display:grid;place-items:center;border-radius:999px;color:#fff;background:#131d33ad;font-size:18px}.uploadButton{display:block;width:180px;height:34px;margin:8px auto 0}.primary.uploadButton{height:34px}.uploadHelp,.uploadMessage{color:#60708d;font-size:11px;line-height:1.2;margin-top:6px}.uploadMessage{color:#7046ff}.fieldWrap{position:relative}.fieldWrap input{height:34px;padding:0 62px 0 14px}.fieldWrap textarea{height:64px;min-height:64px;resize:vertical;padding:10px 62px 16px 14px}.fieldWrap span{position:absolute;right:12px;bottom:8px;color:#74819a;font-size:11px}.hintLine{margin-top:4px;color:#63718d;font-size:11px;line-height:1.2}.generationCards{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:14px}.generationCard{height:104px;min-height:104px;border:1px solid #d7dff1;border-radius:12px;display:flex;align-items:center;gap:14px;padding:14px 18px;background:linear-gradient(145deg,#fffffff5,#f7f9fff0)}.generationIcon{flex:0 0 auto;width:42px;height:42px;border-radius:8px;display:grid;place-items:center;font-size:24px}.purpleSoft{color:#6e3dff;background:linear-gradient(135deg,#7d4bff33,#7d4bff12)}.blueSoft{color:#0f85ff;background:linear-gradient(135deg,#0084ff33,#0084ff12)}.generationBody{flex:1;min-width:0}.generationBody h3{margin:0 0 4px;font-size:17px;line-height:1.2}.generationActions{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:8px}.generationActions .primary,.generationActions .secondary{height:34px;font-size:13px;white-space:nowrap}.primary,.secondary,.ghost,.iconButton{border-radius:8px;border:1px solid transparent;height:46px;padding:0 18px;font-weight:800}.primary{color:#fff;background:linear-gradient(135deg,#7b3eff,#5a25f2);box-shadow:0 10px 24px #6737ff3d}.bluePrimary{background:linear-gradient(135deg,#1495ff,#0075f0);box-shadow:0 10px 24px #0078ff38}.secondary,.ghost{color:#17223a;background:#fff;border-color:#dfe5ef}.small{width:100%;height:42px}.ghost{height:36px;padding:0 13px;font-size:13px}.outputPanel .ghost{height:28px;padding:0 10px;font-size:12px;white-space:nowrap}.copyButton.copied{color:#7c3aed;background:#f4efff}.iconButton{width:34px;height:34px;padding:0;background:#f4f6fb;color:#52617c}.statusText{display:inline-block;margin-top:4px;color:#6d35ff;font-size:12px}.resultLayout{display:grid;grid-template-columns:43% 57%;gap:20px;align-items:start;margin-top:14px;min-width:0}.resultLayout>*,.copywritingColumn,.imageColumn{min-width:0}.imageColumn{width:100%;padding-right:16px;overflow:visible}.resultHeading{min-height:36px;justify-content:space-between;gap:12px;margin-bottom:8px;border-bottom:1px solid #e1e8f5;min-width:0}.resultHeading h3{align-self:stretch;display:flex;align-items:center;margin:0;font-size:17px;min-width:0;white-space:nowrap}.purpleHeading h3{color:#6d35ff;border-bottom:3px solid #6d35ff}.blueHeading h3{color:#0078ff;border-bottom:3px solid #0078ff}.copyCards{display:grid;gap:10px}.copyCard{border:1px solid #e2e8f2;border-radius:10px;min-height:76px;padding:8px 10px;background:#fff;overflow:hidden}.copyCard:nth-child(-n+3){height:76px}.copyCard:nth-child(4){min-height:92px}.copyCardHeader{justify-content:space-between;gap:12px;margin-bottom:4px}.copyCardHeader h4{margin:0;font-size:14px}.copyCardHeader div,.resultHeading div{display:flex;gap:8px;flex-shrink:0}.copyContent{height:26px;min-height:26px;border:1px solid #edf1f7;border-radius:8px;padding:5px 8px;color:#334155;background:#fcfdff;display:block;overflow-x:hidden;overflow-y:auto;white-space:pre-wrap;word-break:break-word;overflow-wrap:anywhere;font-size:13px;line-height:1.45}.copyContent.isEmpty{color:#9ba7ba}.richResult{height:42px}.titleResult,.tagsResult,.descriptionResult,.richResult{overflow-x:hidden;overflow-y:auto;white-space:pre-wrap;word-break:break-word;overflow-wrap:anywhere}.copyContent::-webkit-scrollbar{width:4px}.copyContent::-webkit-scrollbar-thumb{background:#d6d3f5;border-radius:999px}.copyContent::-webkit-scrollbar-track{background:transparent}.imageGrid{display:grid;grid-template-columns:repeat(4,108px);justify-content:start;column-gap:13px;row-gap:18px;align-items:start;width:100%;min-width:0}.imageOutput{width:108px;min-width:0;margin:0;display:flex;flex-direction:column;align-items:center}.generatedImageCard{cursor:pointer}.generatedImageCard .ratioBox{transition:transform .2s ease,box-shadow .2s ease}.generatedImageCard:hover .ratioBox{transform:translateY(-2px);box-shadow:0 12px 28px #0f172a1f}.ratioBox{width:108px;aspect-ratio:3 / 4;border-radius:10px;border:1px solid #eeeaff;background:#f7f5ff;box-shadow:0 8px 20px #7c5cff0a;display:grid;place-items:center;color:#74819a;font-size:12px;font-weight:700;overflow:hidden;position:relative}.ratioBox img{width:100%;height:100%;object-fit:cover;display:block}.imageHoverHint{position:absolute;left:50%;bottom:10px;transform:translate(-50%) translateY(6px);padding:4px 9px;border-radius:999px;background:#0f172ab8;color:#fff;font-size:11px;font-weight:700;line-height:1;opacity:0;pointer-events:none;white-space:nowrap;transition:opacity .2s ease,transform .2s ease}.generatedImageCard:hover .imageHoverHint{opacity:1;transform:translate(-50%) translateY(0)}.softImageIcon{color:#d7d4fa;font-size:30px;margin-bottom:-32px}.imageOutput figcaption{text-align:center;margin-top:6px;color:#17223a;font-size:12px;font-weight:800}.previewOverlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:9999;display:flex;align-items:center;justify-content:center;padding:32px;background:#0f172ab8}.previewModal{position:relative;max-width:88vw;max-height:88vh;padding:16px;border-radius:16px;background:#fff;box-shadow:0 24px 80px #0f172a4d}.previewImage{display:block;max-width:80vw;max-height:76vh;object-fit:contain;border-radius:12px}.previewClose{position:absolute;top:-14px;right:-14px;width:36px;height:36px;border:1px solid #e5e7eb;border-radius:999px;background:#fff;color:#1f2937;font-size:22px;line-height:1;display:grid;place-items:center;box-shadow:0 10px 28px #0f172a2e}.previewActions{display:flex;justify-content:center;gap:12px;margin-top:14px}.previewActionButton{height:32px;padding:0 14px;font-size:12px;white-space:nowrap}.pageFooter{text-align:center;height:18px;margin-top:8px;color:#a8afbf;opacity:.65;font-size:11px;font-weight:400}.loginPage{min-height:100vh;display:grid;place-items:center;padding:24px;background:#f4f6fb}.loginCard{width:min(420px,100%);display:grid;gap:18px;padding:32px;border:1px solid #e6eaf2;border-radius:20px;background:#fff;box-shadow:0 24px 70px #1f29371a}.loginBrand{display:flex;align-items:center;gap:14px;margin-bottom:4px}.loginBrand img{width:54px;height:54px;object-fit:contain}.loginBrand h1{margin:0;color:#17223a;font-size:24px}.loginBrand p{margin:5px 0 0;color:#7b8498;font-size:13px}.loginCard label{display:grid;gap:8px;color:#374151;font-size:13px;font-weight:700}.loginCard input{height:44px;padding:0 13px;border:1px solid #dfe3ec;border-radius:10px;font:inherit;outline:none}.loginCard input:focus{border-color:#7546e8;box-shadow:0 0 0 3px #7546e81f}.loginError{padding:10px 12px;border-radius:9px;background:#fff1f2;color:#be123c;font-size:13px}.loginButton{width:100%;height:44px}