/* Integrated diagram workspace: the same shell as writing, with details on demand. */
#diagramDialog[hidden]{display:none!important}
#diagramDialog{display:flex;position:static;width:100%;max-width:none;height:calc(100dvh - 110px);max-height:none;margin:0;padding:0;border:0;border-radius:0;background:#090d14;color:#eaf0f8;overflow:hidden;box-shadow:none}
#diagramDialog .diagram-layout{display:grid;grid-template-columns:340px minmax(0,1fr);gap:0;width:100%;min-height:0;flex:1}
#diagramDialog .diagram-controls{padding:28px 24px 24px;background:#0d1119;border-right:1px solid #27303e;overflow:auto;scrollbar-color:#394355 transparent}
.diagram-intro{margin-bottom:24px}.diagram-intro .eyebrow{font-size:9px;letter-spacing:1.7px;color:#8fa8c4}.diagram-intro h2{font:650 21px/1.3 system-ui,sans-serif;letter-spacing:-.5px;margin:8px 0 0;color:#f3f6fc}
#diagramDialog .diagram-upload{display:block;padding:18px 20px;border:1px solid #3c7bb6;border-radius:20px;background:#142e4c;color:#dcecfc;cursor:pointer;margin:0 0 12px}
#diagramDialog .diagram-upload:hover{background:#1a3c60;border-color:#8ac9ff}#diagramDialog .diagram-upload strong{display:flex;justify-content:space-between;align-items:center;font-size:15px;font-weight:650}#diagramDialog .diagram-upload strong span{font-size:22px}#diagramDialog .diagram-upload>span{display:block;color:#a4bdd6;font-size:10px;margin-top:5px;line-height:1.5}
#diagramDialog #photoProgress{color:#9daec4;font-size:11px;line-height:1.55;margin:0 0 22px}#diagramDialog .warning{background:#3e3320;color:#f4d6a2;border:1px solid #75603d;border-radius:14px;padding:12px;margin:14px 0;font-size:12px}
#diagramDialog .diagram-options{display:grid;gap:22px;margin:0;padding:0}#diagramDialog .diagram-options>label{position:relative;display:block;font-size:12px;font-weight:600;color:#e5edf9;line-height:1.5}#diagramDialog .diagram-options output{float:right;font-size:11px;color:#9fcaff;font-weight:500}
#diagramDialog .diagram-options select{display:block;width:100%;min-height:54px;margin-top:10px;padding:12px 16px;border:1px solid #2c3543;border-radius:17px;background:#20252f;color:#f3f6fc;font-size:14px;outline-offset:3px}
#diagramDialog input[type=range]{accent-color:#2998ff;cursor:pointer}#diagramDialog .diagram-options input[type=range]{width:100%;margin:16px 0 0;height:5px}#diagramDialog input[type=checkbox]{accent-color:#58b0ff;flex:0 0 auto}
#diagramDialog #diagramSingleColor{display:block;margin-top:10px;width:100%;height:42px;padding:5px;background:#20252f;border:1px solid #35445b;border-radius:12px}
#diagramDialog .diagram-details,#diagramDialog #diagramWordsDetails{margin-top:24px;padding:0;border:1px solid #293445;border-radius:16px;background:#101722}#diagramDialog details summary{padding:14px 16px;color:#cddcf0;cursor:pointer;font-size:12px;font-weight:600}#diagramDialog .diagram-details .diagram-options{padding:2px 16px 18px;gap:18px}#diagramDialog .diagram-details .checkline{display:flex;align-items:center;gap:10px;font-size:11px;font-weight:500;color:#b9c9df}#diagramDialog .photo-symbol-toggle{padding:10px;background:#1b2636;border-color:#35465d;border-radius:12px}#diagramDialog #diagramReviewCount{float:right;background:#304765;color:#d6eaff;margin-right:0}#diagramDialog .photo-word-heading{padding:0 12px;gap:5px}#diagramDialog .photo-word-heading .quiet{font-size:10px;color:#99acc6}#diagramDialog .textbutton{color:#a5cfff;font-size:11px}#diagramDialog #photoWordList{margin:6px 10px 12px;max-height:280px;overflow:auto;scrollbar-width:thin;padding:0 3px 0 0}
#diagramDialog .photo-word-row{grid-template-columns:minmax(0,1fr) auto auto;gap:5px;padding:5px;border-radius:13px}#diagramDialog .photo-word-row input{min-width:0;width:100%;height:40px;background:#202b3c;color:#f1f5fb;border:1px solid #3a4d68;border-radius:10px;padding:8px;font-size:12px}#diagramDialog .photo-word-row.selected{background:#44361d}#diagramDialog .photo-confidence{font-size:10px;background:#23374f;color:#bdd8f5;border-radius:8px;padding:5px 8px}#diagramDialog .photo-confidence.uncertain{background:#634c20;color:#ffe0a2}#diagramDialog .photo-word-row .iconbutton{color:#aebbd0;min-width:22px;padding:3px}#diagramDialog .photo-reading-choice{background:#1b3b5e;color:#d3eaff;border-color:#3d6b9c}
.diagram-local-note{font-size:10px;color:#7f94af;line-height:1.6;margin-top:22px}

/* The canvas begins at the navigation; all preview tools live in the right dock. */
#diagramDialog .diagram-layout{grid-template-columns:320px minmax(0,1fr)}
#diagramDialog .diagram-preview-panel{display:grid;grid-template-columns:minmax(0,1fr) 210px;position:relative;top:auto;align-self:stretch;width:auto;height:100%;min-width:0;min-height:0;margin:0;padding:0;background:#090d14;border:0;border-radius:0}
#diagramDialog #diagramViewport{display:block;position:relative;min-width:0;min-height:0;height:100%;background:#fff;border:0;border-radius:0;overflow:hidden}
#diagramDialog #diagramPreview,#diagramDialog #photoReferenceCanvas{display:block;position:absolute;inset:0;width:100%;height:100%;min-height:0;max-height:none;max-width:none;margin:0;aspect-ratio:auto;border:0;border-radius:0;background:#fff;touch-action:none;cursor:grab}
#diagramDialog #diagramPreview:active,#diagramDialog #photoReferenceCanvas:active{cursor:grabbing}
#diagramDialog #photoReferencePanel{position:absolute;inset:0;width:100%;height:100%;margin:0;padding:0;border:0;border-radius:0}
#diagramDialog [data-view=ink] #photoReferencePanel,#diagramDialog [data-view=original] #diagramPreview{display:none}
#diagramDialog [data-view=original] #photoReferencePanel:not([hidden]){display:block}
#diagramDialog .diagram-camera-dock{min-width:0;min-height:0;display:flex;flex-direction:column;gap:20px;padding:20px 16px;overflow:auto;overflow-x:hidden;background:#0e141e;border-left:1px solid #293344;scrollbar-width:thin}
#diagramDialog .diagram-view-toolbar{display:block;margin:0}
#diagramDialog .diagram-view-toolbar>div{display:grid;gap:4px;padding:4px;background:#1b2535;border:1px solid #2b394f;border-radius:15px}
#diagramDialog .diagram-view-toolbar button[data-diagram-view]{color:#b0c4dd;padding:10px 6px;font-size:12px;font-weight:600;border-radius:11px}
#diagramDialog .diagram-view-toolbar button[data-diagram-view][aria-pressed=true]{background:#a5d5ff;color:#112c47;box-shadow:none}
#diagramDialog .diagram-zoom-toolbar{display:grid;grid-template-columns:1fr;gap:14px;margin:0;color:#c4d5ed}
#diagramDialog .diagram-zoom-buttons{display:flex;align-items:center;justify-content:space-between;gap:8px}
#diagramDialog .diagram-zoom-toolbar .button,#diagramDialog .diagram-pan-controls button,#diagramDialog #photoPreviewZoom{min-height:36px;background:#1a273a;color:#d2e8ff;border:1px solid #344b68;border-radius:10px;font-size:12px;padding:8px 12px}
#diagramDialog .diagram-zoom-toolbar output{color:#e1f0ff;font-size:13px;font-weight:650}
#diagramDialog .diagram-zoom-toolbar input{width:100%;margin:0;min-width:0}
#diagramDialog .diagram-pan-controls{display:grid;grid-template-columns:repeat(3,36px);justify-content:center;gap:5px}
#diagramDialog .diagram-pan-controls button{font-size:18px;padding:4px}
#diagramDialog .diagram-pan-controls button:first-child{grid-column:2}
#diagramDialog .diagram-pan-controls button:nth-child(2){grid-row:2;grid-column:1}
#diagramDialog .diagram-pan-controls button:nth-child(3){grid-row:2;grid-column:2}
#diagramDialog .diagram-pan-controls button:nth-child(4){grid-row:2;grid-column:3}
#diagramDialog .diagram-camera-hint{font-size:10px;line-height:1.6;text-align:center;color:#8da3c1;margin:-10px 0 0}
#diagramDialog #diagramExpand{color:#add3ff;font-size:11px;margin:-8px 0 0;padding:4px;min-height:28px}
#diagramDialog .photo-text-size{display:grid;grid-template-columns:minmax(0,1fr);gap:12px;background:#172337;border:1px solid #354965;border-radius:13px;padding:12px;margin:0;color:#b7cce6}
#diagramDialog .photo-text-size[hidden]{display:none}
#diagramDialog .photo-text-size>div{display:grid;grid-column:1;grid-row:auto;gap:8px}
#diagramDialog .photo-text-size strong{color:#d9e7f8;font-size:12px;max-width:100%;white-space:normal;overflow-wrap:anywhere;line-height:1.5}
#diagramDialog .photo-text-size input{grid-column:1;grid-row:auto;min-width:0;max-width:100%;width:100%;margin:0}
#diagramDialog .photo-text-size output{color:#9bcfff;font-size:11px}
#diagramDialog .diagram-source-detail{display:none}
#diagramDialog [data-view=original] .diagram-source-detail{display:block}
#diagramDialog .photo-reference-heading{color:#b9cde6;font-size:11px;line-height:1.5}
#diagramDialog #photoSelectedWord{color:#e4b970;font-size:10px}
#diagramDialog #photoWordCrop{width:100%;object-fit:contain;border:1px solid #765e36;border-radius:10px;margin:8px 0 0;height:75px;max-height:75px;background:white}
#diagramDialog .diagram-preview-head{display:grid;gap:8px;color:#bacce4;margin:0;font-size:11px}
#diagramDialog .diagram-preview-head span{color:#839ab8;font-size:10px;line-height:1.5}
#diagramDialog:not(.has-diagram) .diagram-preview-head{display:none}
#diagramDialog .diagram-quality{font-size:10px;line-height:1.6;color:#8ba3c2;margin:0}
#diagramDialog .diagram-quality.needs-review{color:#e4bd78}
#diagramDialog #insertDiagram{width:100%;min-width:0;min-height:44px;padding:12px 8px;margin:auto 0 0;border-radius:22px;border:1px solid #4eabff;background:#9bceff;color:#102b45;font-size:12px;font-weight:700}
#diagramDialog #insertDiagram:disabled{background:#263c55;border-color:#344b66;color:#798fa9;opacity:1}
#diagramDialog #cancelPhotoRecognition{background:#24354c;color:#d7e9ff;border-color:#3c587d;margin-bottom:16px;border-radius:12px}
#diagramDialog .diagram-empty{position:absolute;z-index:2;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;background:#f5f8fc;color:#405d7e;pointer-events:none;text-align:center;padding:24px}
#diagramDialog .diagram-empty[hidden]{display:none}
#diagramDialog .diagram-empty>span{font-size:56px;color:#559cda;line-height:1}
#diagramDialog .diagram-empty strong{font-size:20px;letter-spacing:-.3px;color:#203c5e}
#diagramDialog .diagram-empty p{font-size:12px;margin:0;color:#7790ae}
#diagramDialog.is-expanded .diagram-layout{grid-template-columns:minmax(0,1fr)}
#diagramDialog.is-expanded .diagram-controls{display:none}
@media(max-width:1100px){#diagramDialog .diagram-layout{grid-template-columns:260px minmax(0,1fr)}#diagramDialog .diagram-controls{padding:22px 18px}#diagramDialog .diagram-preview-panel{grid-template-columns:minmax(0,1fr) 172px}#diagramDialog .diagram-camera-dock{padding:16px 12px;gap:16px}.diagram-intro h2{font-size:18px}}
@media(max-width:720px){#diagramDialog{height:auto;min-height:calc(100dvh - 120px);overflow:visible}#diagramDialog .diagram-layout{display:flex;flex-direction:column}#diagramDialog .diagram-controls{order:0;border-right:0;border-bottom:1px solid #2a3548;overflow:visible}#diagramDialog .diagram-preview-panel{order:1;grid-template-columns:minmax(0,1fr) 138px;height:calc(100dvh - 120px);min-height:510px}#diagramDialog .diagram-camera-dock{padding:12px 8px;gap:16px}#diagramDialog.has-diagram .diagram-preview-panel{order:0}#diagramDialog.has-diagram .diagram-controls{order:1}#diagramDialog .diagram-view-toolbar button[data-diagram-view]{font-size:10px}#diagramDialog .diagram-pan-controls{grid-template-columns:repeat(3,31px)}#diagramDialog .diagram-zoom-toolbar .button{padding:6px 8px;font-size:11px}#diagramDialog.is-expanded .diagram-controls{display:block}}
body[data-view=diagram] footer{display:none}
/* Upload and prompt guidance form one visible, non-blocking starting point. */
#diagramDialog .diagram-import-card{margin:0 0 18px;border:1px solid #35475d;border-radius:22px;background:#101925;overflow:hidden}
#diagramDialog .diagram-import-card .diagram-upload{width:100%;margin:0;padding:18px;border:0;border-bottom:1px solid #35475d;border-radius:0;background:#183650;text-align:left;font-family:inherit}
#diagramDialog .diagram-import-card .diagram-upload:hover{background:#204565}
#diagramDialog .diagram-upload:focus-visible,#diagramDialog #copyDiagramPrompt:focus-visible{outline:3px solid #b4dcff;outline-offset:-4px}
#diagramDialog .diagram-prompt-card{margin:0;padding:18px;color:#d9e9fb;transition:background .15s ease,box-shadow .15s ease}
#diagramDialog .diagram-prompt-card.is-highlighted{background:#172e45;box-shadow:inset 3px 0 #99d0ff}
#diagramDialog .diagram-prompt-heading{display:flex;gap:9px;align-items:center}
#diagramDialog .diagram-prompt-icon{display:grid;place-items:center;width:26px;height:26px;flex:0 0 26px;border-radius:8px;background:#253d55;color:#a8d7ff;font-size:19px;line-height:1}
#diagramDialog .diagram-prompt-card h3{font-size:14px;line-height:1.4;margin:0;font-weight:650;color:#ecf5ff}
#diagramDialog .diagram-prompt-card>p{font-size:12px;line-height:1.6;color:#b5c8dd;margin:12px 0}
#diagramDialog .diagram-prompt-card .diagram-prompt-benefit{font-size:11px;color:#8eabc8;margin:-4px 0 14px}
#diagramDialog #copyDiagramPrompt{width:100%;min-height:44px;padding:11px 12px;border:1px solid #8bc9ff;border-radius:14px;background:#a5d5ff;color:#102b45;font-size:12px;font-weight:650}
#diagramDialog #copyDiagramPrompt:hover{background:#c3e4ff}
#diagramDialog .diagram-prompt-card .diagram-prompt-status{color:#cce5ff;margin:10px 0 0;font-size:11px}
#diagramDialog .diagram-prompt-status:empty{display:none}
#diagramDialog #diagramPromptDetails{margin-top:12px;border-top:1px solid #293c51}
#diagramDialog #diagramPromptDetails summary{padding:12px 0 0;font-size:11px;color:#aac9e8;font-weight:500}
#diagramDialog #diagramPromptDetails label:not(.sr){display:block;color:#b9cfe7;font-size:11px;margin:16px 0 8px}
#diagramDialog #diagramPromptType{display:block;width:100%;height:40px;border:1px solid #3b506b;border-radius:10px;background:#202c3e;color:#eaf3ff;padding:8px;font-size:12px}
#diagramDialog #diagramPromptText{display:block;width:100%;height:240px;min-height:160px;max-height:440px;resize:vertical;white-space:pre-wrap;overflow:auto;margin:12px 0 0;padding:12px;border:1px solid #3b506b;border-radius:10px;background:#0c1624;color:#dbe9fa;font:11px/1.65 system-ui,sans-serif;user-select:text;-webkit-user-select:text}
#diagramDialog .diagram-prompt-card .diagram-prompt-limit,#diagramDialog .diagram-prompt-sources{font-size:10px;line-height:1.6;color:#8fa9c6;margin:8px 0 0}
#diagramDialog .diagram-prompt-sources a{color:#9fcbf8;text-underline-offset:3px}
@media(prefers-reduced-motion:reduce){#diagramDialog .diagram-prompt-card{transition:none}}

/* Ordered inspector: the same rounded controls and fixed action as the writing view. */
#diagramDialog .diagram-layout{grid-template-columns:360px minmax(0,1fr)}
#diagramDialog .diagram-controls{display:flex;flex-direction:column;min-width:0;min-height:0;padding:0;overflow:hidden;background:#0d1119;border-color:#232b38}
#diagramDialog .diagram-form{flex:1;min-height:0;overflow-y:auto;overscroll-behavior:contain;padding:26px 24px 24px;scrollbar-width:thin;scrollbar-color:#394355 transparent}
#diagramDialog .diagram-section{min-width:0;margin:0 0 28px;padding:0;border:0;border-radius:0;background:none}
#diagramDialog .diagram-section+.diagram-section{padding-top:24px;border-top:1px solid #242d3b}
#diagramDialog .diagram-section h2{font:700 14px/1.5 system-ui,sans-serif;color:#f0f5fc;letter-spacing:-.15px;margin:0 0 14px}
#diagramDialog .diagram-options{gap:24px}
#diagramDialog .diagram-options>label{font-size:12px}
#diagramDialog .diagram-options select{height:56px;min-height:56px;margin-top:0;padding:0 17px;border:1px solid transparent;border-radius:20px;background:#1e232d;color:#f3f7ff;font-size:14px;font-weight:550}
#diagramDialog .diagram-options select:focus-visible{outline:2px solid #79bcff}
#diagramDialog .diagram-options input[type=range]{appearance:none;display:block;width:100%;height:6px;border-radius:10px;background:#2b3442;margin:14px 0 0;outline-offset:9px}
#diagramDialog .diagram-options input[type=range]::-webkit-slider-thumb{appearance:none;width:20px;height:20px;border:0;border-radius:50%;background:#3299ff}
#diagramDialog .diagram-options input[type=range]::-moz-range-thumb{width:20px;height:20px;border:0;border-radius:50%;background:#3299ff}
#diagramDialog .diagram-options .checkline{display:flex;align-items:center;gap:9px;color:#b8c7db;font-size:11px;font-weight:500;line-height:1.5;margin:0;cursor:pointer}
#diagramDialog .diagram-options input[type=checkbox]{width:17px;height:17px;flex:0 0 17px;accent-color:#60b4ff}
#diagramDialog .diagram-details .diagram-options{padding:0;gap:16px}
#diagramDialog .diagram-element-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}
#diagramDialog .diagram-element-grid .checkline{padding:11px 10px;min-height:46px;background:#1e232d;border:1px solid #2a3443;border-radius:14px;font-size:11px;overflow-wrap:anywhere}
#diagramDialog .diagram-element-grid .checkline:last-child{grid-column:1/-1}
#diagramDialog .diagram-import-card{margin:0 0 12px;border-color:#2c3b4e;border-radius:20px;background:#111b28}
#diagramDialog .diagram-import-card .diagram-upload{padding:18px;border-bottom:1px solid #30475e;background:#193852}
#diagramDialog .diagram-prompt-card{padding:14px 16px}
#diagramDialog .diagram-prompt-card h3{font-size:13px}
#diagramDialog .diagram-prompt-icon{width:22px;height:22px;flex-basis:22px;border-radius:7px;font-size:17px}
#diagramDialog .diagram-prompt-card>p{font-size:11px;line-height:1.6;margin:9px 0}
#diagramDialog .diagram-prompt-card .diagram-prompt-benefit{font-size:10px;margin:-2px 0 11px;color:#90abc8}
#diagramDialog #copyDiagramPrompt{min-height:40px;border-radius:13px;font-size:12px;padding:9px 12px}
#diagramDialog .diagram-prompt-card .diagram-prompt-limit{font-size:9px;margin:7px 0 0}
#diagramDialog #diagramPromptDetails{margin-top:9px}
#diagramDialog #diagramPromptDetails summary{font-size:10px;padding:10px 0 0}
#diagramDialog #photoProgress{font-size:10px;line-height:1.6;margin:10px 0 0;color:#93a7c2}
#diagramDialog #cancelPhotoRecognition{margin:10px 0 0}
#diagramDialog .diagram-section-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:0 0 14px}
#diagramDialog .diagram-section-heading h2{margin:0}
#diagramDialog #diagramWordsDetails{margin:0;padding:0;background:none;border:0;border-radius:0}
#diagramDialog #diagramReviewCount{float:none;margin:0;font-size:10px;border-radius:7px;padding:4px 7px}
#diagramDialog .photo-word-heading{display:flex;align-items:center;justify-content:space-between;margin:0 0 12px;padding:0;gap:8px}
#diagramDialog #photoWordList{margin:0;padding:0 4px 0 0;max-height:290px;scrollbar-width:thin}
#diagramDialog .photo-word-row{padding:4px 0;gap:6px}
#diagramDialog .photo-word-row input{border-radius:13px;min-height:42px;background:#1e232d;border-color:#303d50}
#diagramDialog .diagram-local-note{font-size:10px;line-height:1.6;color:#8094ae;margin:0}
#diagramDialog .diagram-actions{flex:0 0 auto;padding:16px 24px 20px;border-top:1px solid #232b38;background:#0d1119}
#diagramDialog .diagram-actions #insertDiagram{height:52px;min-height:52px;border:1px solid #4595e5;border-radius:28px;background:#9bcfff;color:#101f32;padding:0 20px;font-size:14px;font-weight:750;margin:0;display:flex;align-items:center;justify-content:space-between}
#diagramDialog .diagram-actions #insertDiagram:disabled{background:#253b52;border-color:#354d68;color:#839ab5}
#diagramDialog .diagram-preview-panel{grid-template-columns:minmax(0,1fr) 180px}
#diagramDialog .diagram-camera-dock{gap:22px;padding:22px 14px;background:#0d1119;border-color:#232b38}
#diagramDialog .diagram-tool-group{display:grid;gap:14px;margin:0;padding:0 0 22px;border-bottom:1px solid #273140}
#diagramDialog .diagram-tool-group h3{font:650 11px/1.5 system-ui,sans-serif;color:#d5e1f1;margin:0}
#diagramDialog .diagram-view-toolbar button[data-diagram-view]{font-size:11px;min-height:38px;padding:9px 4px}
#diagramDialog .diagram-zoom-toolbar{gap:14px}
#diagramDialog .diagram-zoom-toolbar .button{min-height:34px;padding:7px 10px;font-size:11px}
#diagramDialog .diagram-zoom-buttons{gap:6px}
#diagramDialog .diagram-zoom-toolbar output{font-size:12px}
#diagramDialog .diagram-pan-controls{grid-template-columns:repeat(3,34px)}
#diagramDialog .diagram-pan-controls button{min-height:34px;padding:3px}
#diagramDialog .diagram-camera-hint{margin:0;font-size:9px;line-height:1.7}
#diagramDialog #diagramExpand{margin:0;min-height:30px;font-size:11px;background:#1b2637;border:1px solid #32465d;border-radius:10px}
#diagramDialog .photo-text-size{gap:14px;padding:12px}
#diagramDialog .photo-text-size strong{font-size:11px}
#diagramDialog .photo-reference-heading{display:grid;gap:8px;line-height:1.6}
#diagramDialog .diagram-preview-head{margin-top:auto;padding-top:4px;gap:6px;font-size:11px}
#diagramDialog .diagram-quality{font-size:10px;line-height:1.7}
#diagramDialog .diagram-camera-dock>.diagram-actions{padding:0;border:0;margin-top:auto;background:transparent}
#diagramDialog .diagram-camera-dock .diagram-actions #insertDiagram{font-size:11px;height:44px;min-height:44px;padding:0 12px}
#diagramDialog [hidden]{display:none!important}
@media(min-width:1600px){#diagramDialog .diagram-layout{grid-template-columns:390px minmax(0,1fr)}#diagramDialog .diagram-form{padding:30px}#diagramDialog .diagram-actions{padding:16px 30px 24px}#diagramDialog .diagram-preview-panel{grid-template-columns:minmax(0,1fr) 190px}}
@media(min-width:721px) and (max-width:1100px){#diagramDialog .diagram-layout{grid-template-columns:310px minmax(0,1fr)}#diagramDialog .diagram-form{padding:24px 20px}#diagramDialog .diagram-actions{padding:16px 20px 20px}#diagramDialog .diagram-preview-panel{grid-template-columns:minmax(0,1fr) 160px}#diagramDialog .diagram-camera-dock{padding:20px 10px}.diagram-element-grid .checkline{font-size:10px}}
#diagramDialog.is-expanded .diagram-layout{grid-template-columns:minmax(0,1fr)}
#diagramDialog.is-expanded .diagram-controls{display:none}
@media(max-width:720px){#diagramDialog .diagram-layout{display:flex;flex-direction:column}#diagramDialog .diagram-controls{overflow:visible}#diagramDialog .diagram-form{overflow:visible;flex:none;padding:24px}#diagramDialog .diagram-actions{padding:0 24px 24px;border:0}#diagramDialog .diagram-preview-panel{grid-template-columns:minmax(0,1fr) 140px}#diagramDialog .diagram-camera-dock{padding:16px 8px;gap:18px}#diagramDialog .diagram-tool-group{padding-bottom:18px}#diagramDialog .diagram-view-toolbar button[data-diagram-view]{font-size:10px}#diagramDialog #photoWordList{max-height:320px}#diagramDialog.is-expanded .diagram-controls{display:none}}
/* After upload, retain the prompt tip without letting it dominate the inspector. */
#diagramDialog.has-diagram .diagram-prompt-card{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:9px 10px;align-items:center}
#diagramDialog.has-diagram .diagram-prompt-heading{gap:6px}
#diagramDialog.has-diagram .diagram-prompt-card h3{font-size:11px}
#diagramDialog.has-diagram .diagram-prompt-icon{display:none}
#diagramDialog.has-diagram #copyDiagramPrompt{grid-column:2;grid-row:1;width:auto;min-height:34px;font-size:10px;padding:7px 9px;border-radius:11px}
#diagramDialog.has-diagram #diagramPromptIntro{grid-column:1/-1;margin:0;font-size:10px}
#diagramDialog.has-diagram .diagram-prompt-benefit,#diagramDialog.has-diagram .diagram-prompt-limit{display:none}
#diagramDialog.has-diagram #diagramPromptDetails{grid-column:1/-1;margin:0}
#diagramDialog.has-diagram .diagram-prompt-status{grid-column:1/-1;margin:0}

/* Branded empty state and real processing status on the large preview surface. */
#diagramDialog .diagram-status-surface{z-index:3;gap:0;padding:32px 20px;background:radial-gradient(ellipse at 50% 38%,#dfeeff99 0,transparent 58%),#f7faff;text-align:center;pointer-events:none;overflow:auto;justify-content:center}
#diagramDialog .diagram-brand-emblem{position:relative;display:grid;place-items:center;flex:0 0 80px;width:80px;height:80px;margin:0 0 23px;border-radius:25px;background:#14283f;box-shadow:0 12px 35px #306a9f20}
#diagramDialog .diagram-brand-emblem>span{font:650 51px/1 system-ui,sans-serif;color:#b4dcff;letter-spacing:-3px;padding-right:3px;transform:translateY(-2px)}
#diagramDialog .diagram-brand-lockup{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:12px;margin:0 0 22px;max-width:100%;color:#152b43}
#diagramDialog .diagram-brand-lockup strong{font:650 clamp(28px,3.5vw,38px)/1.2 system-ui,sans-serif;letter-spacing:-1.8px;color:#152b43;overflow-wrap:anywhere}
#diagramDialog .diagram-brand-lockup>span{font:650 9px/1.5 system-ui,sans-serif;letter-spacing:2.8px;color:#6c86a2;border-left:1px solid #a8c0d7;padding-left:12px}
#diagramDialog .diagram-brand-lockup>span:empty{display:none}
#diagramDialog .diagram-status-surface .diagram-idle-description{font:550 15px/1.6 system-ui,sans-serif;color:#385779;margin:0 0 6px}
#diagramDialog .diagram-status-surface .diagram-idle-hint{font:400 12px/1.7 system-ui,sans-serif;color:#7790ac;margin:0}
#diagramDialog .diagram-status-surface .diagram-idle-message{font:500 12px/1.65 system-ui,sans-serif;color:#805d36;max-width:360px;margin:18px auto 0;padding:12px 16px;border-radius:13px;background:#fff6e9;border:1px solid #ead9bf}
#diagramDialog .diagram-status-surface.is-loading{pointer-events:auto}
#diagramDialog .diagram-loading-content{width:min(100%,420px)}
#diagramDialog .diagram-loading-content h2{font:650 20px/1.4 system-ui,sans-serif;letter-spacing:-.4px;color:#1e3b5a;margin:0 0 12px}
#diagramDialog .diagram-loading-content #diagramLoadingStatus{min-height:40px;margin:0;color:#587796;font-size:12px;line-height:1.7}
#diagramDialog .diagram-loading-track{height:4px;width:min(100%,320px);overflow:hidden;border-radius:8px;background:#dce8f3;margin:18px auto 22px}
#diagramDialog .diagram-loading-track>span{display:block;width:35%;height:100%;border-radius:8px;background:#2689eb;animation:inkform-sweep 1.8s ease-in-out infinite}
#diagramDialog .diagram-loading-steps{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:8px;list-style:none;margin:0;padding:0}
#diagramDialog .diagram-loading-steps li{display:flex;align-items:center;gap:6px;font-size:10px;line-height:1.5;font-weight:550;color:#95a6b8;padding:7px 9px;border:1px solid #e1e9f1;border-radius:12px;background:#ffffff80}
#diagramDialog .diagram-loading-steps li::before{content:'';width:5px;height:5px;border-radius:50%;background:#b9c8d7}
#diagramDialog .diagram-loading-steps .is-current{color:#1769b2;background:#e5f1ff;border-color:#98caff}
#diagramDialog .diagram-loading-steps .is-current::before{background:#2689eb;box-shadow:0 0 0 3px #c9e4ff}
#diagramDialog .diagram-loading-steps .is-complete{color:#547694}
#diagramDialog .diagram-loading-steps .is-complete::before{background:#729ec5}
#diagramDialog .diagram-loading-content .diagram-loading-local{font-size:10px;color:#8a9db2;margin:22px 0 8px;line-height:1.6}
#diagramDialog #diagramLoadingCancel{pointer-events:auto;color:#55718c;font-size:11px;min-height:34px;padding:6px 12px;text-decoration:none;border-radius:10px}
#diagramDialog #diagramLoadingCancel:hover{color:#1c5e9a;background:#e4effa}
@keyframes inkform-sweep{from{transform:translateX(-110%)}to{transform:translateX(390%)}}
@media(max-width:720px){#diagramDialog .diagram-status-surface{padding:24px 15px}#diagramDialog .diagram-brand-lockup{gap:9px}#diagramDialog .diagram-brand-lockup strong{font-size:28px}#diagramDialog .diagram-status-surface .diagram-idle-description{font-size:13px}#diagramDialog .diagram-loading-content h2{font-size:17px}#diagramDialog .diagram-loading-steps{gap:6px}#diagramDialog .diagram-loading-steps li{padding:5px 7px;font-size:9px}}
@media(prefers-reduced-motion:reduce){#diagramDialog .is-loading .diagram-brand-emblem,#diagramDialog .diagram-loading-track>span{animation:none}#diagramDialog .diagram-loading-track>span{width:100%;opacity:.6}}

/* Two restrained, machined gear profiles; SVG transforms are driven by the motion controller. */
#diagramDialog .diagram-processing-art{display:none;position:absolute;inset:0;width:100%;height:100%;max-width:none;min-height:0;max-height:none;aspect-ratio:auto;margin:0;background:transparent;border:0;border-radius:0;box-shadow:none;overflow:visible}
#diagramDialog .is-loading .diagram-brand-emblem{width:min(100%,320px);height:auto;aspect-ratio:320/220;flex:0 0 auto;border-radius:0;background:transparent;box-shadow:none;margin:0 0 8px}
#diagramDialog .is-loading .diagram-processing-art{display:block}
#diagramDialog .is-loading .diagram-brand-emblem>span{position:absolute;left:39.0625%;top:57.2727%;padding:0;transform:translate(-50%,-54%);font-size:clamp(21px,2.5vw,33px);line-height:1;letter-spacing:-1px;color:#d6eaff}
#diagramDialog .precision-gear-edge{fill:#e7edf2;stroke:#6b8195;stroke-width:1.05;stroke-linejoin:round}
#diagramDialog .precision-gear-face{fill:#f8fbfd;stroke:#879bad;stroke-width:1}
#diagramDialog .precision-gear-seam{fill:none;stroke:#cad5de;stroke-width:.65}
#diagramDialog .precision-gear-bore{fill:#dce6ee;stroke:#8ea2b3;stroke-width:.7}
#diagramDialog .precision-gear-index{fill:none;stroke:#3185cc;stroke-width:2.6;stroke-linecap:round}
#diagramDialog .precision-brand-hub{fill:#1d344a;stroke:#66829a;stroke-width:1.1}
#diagramDialog .precision-gear-hub{fill:#d8e3ec;stroke:#8298aa;stroke-width:1}
#diagramDialog .precision-gear-pin{fill:#526f87;stroke:none}
#diagramDialog .is-loading .diagram-brand-lockup{margin-bottom:18px}
#diagramDialog .diagram-loading-track{height:4px;border-radius:10px}
#diagramDialog .diagram-loading-track>span{background:#3b8dce}
#diagramDialog .diagram-loading-steps{counter-reset:loading-step}
#diagramDialog .diagram-loading-steps li{counter-increment:loading-step;gap:7px;padding:8px 10px;border-radius:13px}
#diagramDialog .diagram-loading-steps .diagram-step-number{display:grid;place-items:center;width:17px;height:17px;flex:0 0 17px;border-radius:50%;background:#e5edf5;color:#879eb3;font-size:9px;font-weight:700}
#diagramDialog .diagram-loading-steps .is-current .diagram-step-number{color:#fff;background:#3b8dce;box-shadow:0 0 0 3px #d3e8fa}
#diagramDialog .diagram-loading-steps .is-complete .diagram-step-number{color:#3d729e;background:#dcebf7}
#diagramDialog .diagram-loading-steps li::before{display:none}
#diagramDialog .diagram-step-number::before{content:counter(loading-step)}
#diagramDialog .is-complete .diagram-step-number::before{content:'✓'}
#diagramDialog .diagram-loading-actions{display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:6px 14px}
#diagramDialog #diagramMotionToggle{color:#55718c;font-size:11px;min-height:34px;padding:6px 12px;border-radius:10px;background:transparent;text-decoration:none}
#diagramDialog #diagramMotionToggle:hover{background:#e4effa;color:#1c5e9a}
#diagramDialog .motion-paused .diagram-loading-track>span{animation-play-state:paused}
@media(max-width:720px){#diagramDialog .diagram-loading-steps li{font-size:9px;padding:6px 8px;gap:5px}#diagramDialog .diagram-loading-steps .diagram-step-number{width:15px;height:15px;flex-basis:15px;font-size:8px}}