:root{--ink:#182235;--muted:#66758a;--line:#e3eaf4;--green:#119f81;--soft:#f4f7fb;--blue:#2374d9;--danger:#b42338}
*{box-sizing:border-box}body{margin:0;padding:22px;background:var(--soft);font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;font-size:14px;color:var(--ink);line-height:1.55}button,input,select,textarea{font:inherit}button,a,input,select,textarea,[tabindex]{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:default;opacity:.55}a{color:var(--blue)}[hidden]{display:none!important}:focus-visible{outline:3px solid #8ab9f4;outline-offset:3px}.optimizer-page{max-width:1680px;margin:auto}.page-heading{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:18px}.page-heading h1{font-size:22px;margin:0 0 5px;font-weight:800}.page-heading p{margin:0;color:var(--muted);font-size:13px}.text-link{text-decoration:none;white-space:nowrap;font-size:13px}.workspace{display:grid;grid-template-columns:minmax(320px,390px) minmax(0,1fr);gap:18px;align-items:start}.panel{background:#fff;border:1px solid var(--line);border-radius:9px;box-shadow:0 5px 20px rgba(22,34,51,.045);overflow:hidden}.panel-heading{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:16px 19px;border-bottom:1px solid #edf1f7;min-height:58px}.panel-heading h2{margin:0;font-size:15px;font-weight:700}.muted{color:var(--muted);font-size:12px}fieldset{margin:0;padding:18px;border:0;min-width:0}.field-block{margin-bottom:17px}.field-block:last-child{margin-bottom:0}.field-label{display:block;font-size:13px;font-weight:700;margin-bottom:8px;color:#445369}textarea,select{width:100%;border:1px solid #d9e2ed;border-radius:6px;color:var(--ink);background:#fff;padding:10px 11px}textarea{resize:vertical;min-height:145px;line-height:1.75;font-size:13px}select{height:41px;padding:6px 10px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.form-row .field-block{margin-bottom:0}.field-note{display:block;color:var(--muted);font-size:12px;margin:7px 0 0}.dropzone{border:1px dashed #bbcddd;background:#f8fbfe;border-radius:7px;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:17px 9px;cursor:pointer;text-align:center;color:var(--muted);font-size:12px;gap:3px;transition:border-color .15s,background .15s}.dropzone strong{color:#3d536c;font-size:13px;font-weight:600}.dropzone small{font-size:11px;margin-top:3px}.dropzone:hover,.dropzone:focus,.dropzone.dragging{border-color:var(--green);background:#f0faf7}.upload-symbol{font-size:29px;line-height:1.1;color:var(--green);margin-bottom:6px}.dropzone[aria-disabled="true"]{cursor:default;opacity:.6}.reference-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:9px;margin-top:12px}.reference-grid:empty{display:none}.reference-item{position:relative;min-width:0}.reference-thumb{display:block;width:100%;aspect-ratio:1;border:1px solid var(--line);border-radius:6px;padding:3px;background:#fff;overflow:hidden}.reference-thumb img{width:100%;height:100%;object-fit:contain;display:block}.remove-reference{position:absolute;top:-6px;right:-5px;width:23px;height:23px;border:1px solid #d7dfea;border-radius:50%;background:#fff;box-shadow:0 2px 5px #1720331a;color:#637389;font-size:19px;line-height:18px;padding:0}.reference-caption{font-size:10px;color:var(--muted);text-align:center;margin-top:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.reference-caption.error{color:var(--danger)}.upload-retry{display:block;border:0;background:transparent;color:var(--danger);font-size:11px;padding:2px 0;width:100%}.submit-bar{border-top:1px solid #edf1f7;background:#fbfcfe;padding:17px 18px}.quote-line{display:flex;align-items:center;justify-content:space-between;font-size:13px}.quote-line strong{font-size:21px;color:var(--ink)}.quote-details{font-size:12px;color:var(--muted);min-height:30px;display:flex;gap:8px;align-items:center;justify-content:space-between}.button{border:1px solid #d8e2ee;background:#fff;color:#445369;padding:8px 13px;border-radius:6px;min-height:35px;font-size:13px;white-space:nowrap}.button:hover:not(:disabled){background:#f2f7fb;border-color:#aabfd5}.primary{background:var(--green);border-color:var(--green);color:#fff;font-weight:700}.primary:hover:not(:disabled){background:#0b8d72;border-color:#0b8d72}.generate-button{width:100%;margin-top:7px;min-height:42px;font-size:14px}.text-button{border:0;background:transparent;color:var(--blue);font-size:12px;padding:4px 0;white-space:nowrap}.results-panel{min-height:608px;display:flex;flex-direction:column}.result-content{padding:18px;flex:1}.empty-state{min-height:460px;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--muted);text-align:center;padding:24px}.empty-state h3{font-size:17px;font-weight:600;color:#4d6078;margin:14px 0 7px}.empty-state p{font-size:13px;max-width:350px;margin:0}.empty-icon{display:grid;place-items:center;width:78px;height:78px;border:1px solid #e1e9f2;background:#f6f9fc;border-radius:20px;color:#9cadc1;font-size:38px}.result-summary{color:var(--muted);font-size:12px;margin:0 0 14px}.result-gallery{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.result-card{border:1px solid var(--line);border-radius:7px;overflow:hidden;background:#fff;min-width:0}.result-image{padding:7px;width:100%;aspect-ratio:3/4;border:0;background:#f8fafc;display:block;cursor:zoom-in}.result-image img{width:100%;height:100%;object-fit:contain;display:block}.result-card-footer{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:9px 11px;font-size:12px;color:var(--muted)}.result-card-footer button{font-size:12px}.result-actions{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 18px;border-top:1px solid #edf1f7}.action-group{display:flex;gap:8px;align-items:center}.status-pill{display:inline-flex;background:#f0f4f9;color:#66758a;border-radius:15px;font-size:12px;padding:3px 10px;white-space:nowrap}.status-pill.running{color:#1767cf;background:#edf5ff}.status-pill.succeeded{color:#078b67;background:#eaf9f2}.status-pill.failed{color:var(--danger);background:#fff0f3}.job-progress{padding:20px 22px;background:#f4f8fc;border:1px solid var(--line);border-radius:7px;margin-bottom:16px;color:#53657d;display:flex;align-items:flex-start;gap:12px;font-size:13px}.job-progress p{margin:4px 0 0;font-size:12px;white-space:pre-wrap;overflow-wrap:anywhere}.job-progress.failed{background:#fff7f8;border-color:#f2d3d9;color:var(--danger)}.spinner{width:17px;height:17px;margin-top:2px;border:2px solid #c0d9e9;border-top-color:var(--blue);border-radius:50%;animation:spin 1s linear infinite;flex:none}@keyframes spin{to{transform:rotate(360deg)}}.history-panel{margin-top:20px}.history-message{margin:10px 18px 0;color:var(--danger);font-size:12px}.history-message:empty{display:none}.history-grid{padding:18px;display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:12px}.history-empty{grid-column:1/-1;text-align:center;color:var(--muted);padding:23px;font-size:13px}.history-card{border:1px solid var(--line);border-radius:7px;background:#fff;overflow:hidden;cursor:pointer;text-align:left;color:var(--ink);padding:0;min-width:0}.history-card:hover,.history-card.selected{border-color:#66bca8;box-shadow:0 0 0 1px #bde2d8}.history-image{height:125px;background:#f6f8fb;display:flex;align-items:center;justify-content:center;overflow:hidden;color:#aab9ca;font-size:26px}.history-image img{width:100%;height:100%;object-fit:contain}.history-card-content{padding:9px 10px}.history-meta{display:flex;align-items:center;justify-content:space-between;gap:4px;margin-bottom:5px;font-size:11px;color:var(--muted)}.history-meta .status-pill{font-size:10px;padding:2px 6px}.history-card time{font-size:11px;color:var(--muted)}.pagination{padding:13px 18px;border-top:1px solid #edf1f7;display:flex;align-items:center;justify-content:space-between;gap:12px}.message{border:1px solid #cce4fa;border-radius:6px;background:#f0f7ff;color:#205686;padding:10px 14px;margin-bottom:16px;font-size:13px;white-space:pre-wrap;overflow-wrap:anywhere}.message.error{border-color:#f1cdd5;background:#fff4f6;color:var(--danger)}.message.success{border-color:#cce9de;background:#edf9f3;color:#158461}.image-preview{border:0;border-radius:9px;padding:0;max-width:min(94vw,1300px);max-height:94vh;background:#fff;box-shadow:0 18px 75px #0005}.image-preview::backdrop{background:#101b2ac4}.preview-toolbar{display:flex;align-items:center;justify-content:space-between;gap:30px;padding:8px 15px;border-bottom:1px solid #e4eaf0;font-size:13px}.preview-close{font-size:29px;line-height:1;border:0;background:transparent;color:#46566d;padding:2px 6px}.image-preview>img{display:block;max-width:90vw;max-height:calc(90vh - 52px);min-width:120px;min-height:120px;object-fit:contain;margin:auto}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.image-unavailable{color:var(--muted);font-size:12px;display:grid;place-items:center;min-height:80px;padding:12px;text-align:center}.image-unavailable img{display:none}
.reference-label-row{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:8px}.reference-label-row .field-label{margin-bottom:0}.reference-label-row .text-button{padding:0}
.mode-description{margin:8px 0 0;font-size:12px;color:var(--muted);line-height:1.7}.mode-description.set-mode{padding:10px 11px;border:1px solid #d6ebe3;border-radius:6px;background:#f2faf6;color:#306956}select:disabled{background:#f4f7fa;color:#66758a}.history-kind{display:block;margin-top:3px;font-size:11px;color:var(--muted)}.result-card-footer>span{min-width:0;overflow-wrap:anywhere}
.source-context{padding:14px 18px;border:1px solid #cde5db;background:#f3faf6;border-radius:8px;margin-bottom:18px;font-size:13px}.source-context-heading{display:flex;align-items:center;justify-content:space-between;gap:12px}.source-context-heading strong{overflow-wrap:anywhere}.source-context p{margin:5px 0;color:#557065}.source-sku-field{display:flex;align-items:center;gap:10px;max-width:480px;margin-top:10px}.source-sku-field label{white-space:nowrap}.source-context details{margin-top:9px;color:#557065}.source-context summary{cursor:pointer}.source-context pre{white-space:pre-wrap;overflow-wrap:anywhere;font:inherit;max-height:170px;overflow:auto}.backfill-status{margin:0 0 14px;font-size:12px;padding:10px 12px;background:#f0faf5;border-radius:6px;color:#317054}.backfill-status.error{background:#fff4f5;color:var(--danger)}.backfill-status a{display:inline-block;margin-left:10px}.job-progress progress{display:block;width:100%;margin:10px 0 5px;height:8px;accent-color:var(--green)}.job-progress>div{min-width:0;flex:1}.status-pill.partial{color:#9b620e;background:#fff7e7}.result-actions .action-group{flex-wrap:wrap;justify-content:flex-end}.result-actions #resumeCost{max-width:330px}@media(max-width:450px){.source-context{padding:12px}.source-context-heading{align-items:flex-start;flex-direction:column}.result-actions .action-group{justify-content:flex-start}}
.relay-download{display:inline-block;margin:3px 0 8px;font-size:12px;white-space:normal}
.workspace.without-results{grid-template-columns:minmax(0,680px);justify-content:center}
.workspace-nav{display:flex;gap:6px;border-bottom:1px solid var(--line);margin-bottom:18px}.workspace-tab{border:0;border-bottom:3px solid transparent;border-radius:0;background:transparent;padding:12px 24px;font-size:15px;color:#526277;min-height:46px}.workspace-tab[aria-selected="true"]{color:#08765f;border-bottom-color:#119f81;font-weight:600}.workspace-tab:hover{background:#edf6f3}.task-notice{display:flex;justify-content:space-between;align-items:center;gap:16px;border:1px solid #cbddec;background:#eef6fd;padding:10px 16px;border-radius:7px;margin-bottom:16px;color:#294d6c}.task-notice p{margin:0;font-size:13px}.optional-label{font-weight:400;color:#66758a;font-size:12px;margin-left:4px}.advanced-settings{border-top:1px solid var(--line);margin-top:18px}.advanced-settings summary{cursor:pointer;color:#3d536c;padding:13px 0 0;font-size:13px;font-weight:600}.advanced-settings summary span{font-weight:400;color:#66758a;margin-left:6px;font-size:12px}.advanced-content{padding-top:15px}.advanced-content textarea{min-height:180px}.editor-panel{overflow:visible}.editor-panel .panel-heading{border-radius:9px 9px 0 0}.editor-panel .submit-bar{position:sticky;bottom:0;z-index:2;border-radius:0 0 9px 9px;box-shadow:0 -4px 12px rgba(22,34,51,.035)}#extraRequirements{min-height:88px;line-height:1.65}.generate-hint{line-height:1.55;font-size:12px}.results-host{min-width:0}.results-panel{min-height:0}.empty-state{min-height:380px}.empty-state h3{font-size:19px;color:#30435b}.empty-state p{max-width:400px;line-height:1.85}.result-gallery.single-image{grid-template-columns:minmax(0,460px);justify-content:center}.result-summary{color:#526277;font-size:13px;line-height:1.65}.result-actions{align-items:flex-start}.history-workspace{display:grid;grid-template-columns:minmax(300px,380px) minmax(0,1fr);gap:18px;align-items:start}.history-workspace .history-panel{margin-top:0}.history-workspace .history-grid{display:flex;flex-direction:column;gap:9px;max-height:650px;overflow:auto;padding:14px}.history-workspace .history-card{display:grid;grid-template-columns:76px minmax(0,1fr);align-items:center}.history-workspace .history-image{height:100%;min-height:102px}.history-workspace .history-card-content{padding:9px 11px}.history-workspace .history-kind{font-size:12px}.history-workspace .history-meta{font-size:12px}.history-workspace .history-meta .status-pill{font-size:12px}.history-workspace .history-card time{font-size:12px}.history-workspace .pagination{flex-wrap:wrap;padding:12px 14px}.reference-label-row .muted{margin-left:auto}.results-panel[data-state="failed"] .result-content,.results-panel[data-state="cancelled"] .result-content{flex:initial}.results-panel .job-progress:last-child{margin-bottom:0}
@media(min-width:1450px){.result-gallery{grid-template-columns:repeat(4,minmax(0,1fr))}}@media(max-width:1120px){.result-gallery{grid-template-columns:repeat(2,minmax(0,1fr))}.history-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.workspace{grid-template-columns:minmax(295px,340px) minmax(0,1fr)}}@media(max-width:800px){body{padding:15px}.workspace{grid-template-columns:1fr}.results-panel{min-height:350px}.empty-state{min-height:290px}.history-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.page-heading{align-items:flex-start}.page-heading .text-link{display:none}.reference-grid{grid-template-columns:repeat(5,minmax(0,1fr))}}@media(max-width:450px){.history-grid{grid-template-columns:repeat(2,minmax(0,1fr));padding:12px}.reference-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.result-gallery{gap:10px}.result-content{padding:12px}.result-card-footer{padding:7px}.result-actions{align-items:flex-start;flex-direction:column}.page-heading h1{font-size:20px}.panel-heading{padding:14px}.form-row{gap:10px}}@media(prefers-reduced-motion:reduce){.spinner{animation:none}.dropzone{transition:none}}
.history-workspace .history-card{flex-shrink:0}.result-gallery.single-image{grid-template-columns:minmax(0,460px)}@media(max-width:800px){.history-workspace{grid-template-columns:1fr}.history-workspace .history-grid{max-height:360px}.results-panel{min-height:0}.empty-state{min-height:240px}.task-notice{align-items:flex-start;flex-direction:column;gap:8px}.workspace-tab{flex:1;padding:11px 14px}.advanced-settings summary span{display:block;margin:4px 0 0}.editor-panel .submit-bar{position:static}.source-context-heading{align-items:flex-start;flex-wrap:wrap}}

/* Product image workbench: use the available width without a permanent empty result panel. */
.tool-picker{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:22px 0 12px}
.tool-picker>button,.tool-picker>a{display:flex;flex-direction:column;align-items:flex-start;gap:5px;padding:16px 18px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--ink);text-decoration:none;text-align:left}
.tool-picker strong{font-size:15px}.tool-picker span{font-size:12px;color:var(--muted)}
.tool-picker>[aria-pressed="true"]{border-color:#119f81;background:#effaf6;box-shadow:inset 0 0 0 1px #119f81}
.service-strip{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:9px 0 15px;color:#53657d;font-size:12px}
#serviceState[data-available="true"]{color:#08765f}#serviceState[data-available="false"]{color:#99550d}
.workspace,.workspace.without-results{grid-template-columns:minmax(300px,360px) minmax(0,1fr);justify-content:normal;gap:20px}
.reference-stage{min-width:0}.reference-stage .empty-state{min-height:350px;padding:32px}.empty-state ol{text-align:left;line-height:2.3;padding-left:22px;font-size:13px;margin-top:25px}
.editor-panel .submit-bar{position:static;box-shadow:none}.reference-stage{position:sticky;top:16px}
.reference-board{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;padding:20px}
.reference-board button{background:#f8fafc;border:1px solid var(--line);border-radius:6px;padding:10px;min-width:0;color:#526277;font-size:12px;cursor:zoom-in}
.reference-board img{display:block;width:100%;aspect-ratio:3/4;object-fit:contain;margin-bottom:8px}.reference-board button:only-child{grid-column:1/-1;max-width:420px;width:100%;justify-self:center}
.theme-fields{display:grid;grid-template-columns:1fr 1fr;gap:10px}.theme-fields label{font-size:12px;color:#53657d}.theme-fields select{margin-top:4px;font-size:12px}
.image-tools{display:flex;gap:8px;justify-content:space-between;flex-wrap:wrap;padding:0 10px 12px}.image-tools .button{font-size:12px;white-space:normal;padding:6px 9px}
.revision-dialog{width:min(900px,94vw);max-height:92vh;overflow:auto;border:1px solid var(--line);border-radius:10px;padding:20px;color:var(--ink);background:white}
.revision-dialog::backdrop{background:#101b2aaa}.revision-dialog .preview-toolbar{padding:0 0 12px}.revision-dialog h2{font-size:17px;margin:0}
.comparison-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:18px 0}.comparison-grid figure{margin:0;min-width:0;background:#f5f7fa;border:1px solid var(--line);border-radius:6px;padding:10px}
.comparison-grid figcaption{font-size:12px;color:var(--muted);margin-bottom:8px}.comparison-grid img{display:block;width:100%;height:280px;object-fit:contain}
.version-heading{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:6px;font-size:13px}
#revisionForm{margin-top:18px}#revisionInstructions{min-height:90px}#revisionStatus{font-size:13px;color:#526277}
.revision-actions{display:flex;align-items:center;justify-content:space-between;gap:15px;padding-top:12px;border-top:1px solid var(--line)}#revisionPrice{font-size:12px;color:#53657d}
@media(max-width:1100px){.tool-picker>button,.tool-picker>a{padding:13px}.reference-board{grid-template-columns:repeat(2,minmax(0,1fr))}.result-gallery{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:800px){.workspace,.workspace.without-results{grid-template-columns:1fr}.tool-picker{grid-template-columns:1fr 1fr}.reference-stage .empty-state{min-height:220px}.page-heading{flex-wrap:wrap}.reference-board button:only-child{max-width:300px}.comparison-grid img{height:200px}.revision-actions{align-items:stretch;flex-direction:column}.revision-dialog{padding:14px}.result-gallery{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:420px){.tool-picker{gap:8px}.tool-picker>button,.tool-picker>a{padding:12px}.tool-picker span{font-size:11px}.result-gallery{grid-template-columns:1fr}.comparison-grid{gap:8px}.comparison-grid img{height:170px}.service-strip{align-items:flex-start}.reference-stage .panel-heading{flex-wrap:wrap}}
@media(max-width:800px){.page-heading nav{display:none}.reference-stage{position:static}}