:root{color-scheme:dark;--bg:#0e1117;--panel:#141922;--card:#1a202b;--line:#2a3240;--text:#edf2f7;--muted:#9da9b8;--accent:#3da4ff;--accent2:#3cc87c;--danger:#ff6b6b;--object:#ef5350}
/* Konturwerkzeuge übernehmen die bestehende Oberfläche ohne Dialogschritt. */
.contour-pane{display:none;flex:1;min-width:0;height:calc(100vh - 125px);min-height:520px;background:var(--panel);border:1px solid var(--line);border-radius:12px;overflow:hidden;flex-direction:column}
.contour-pane.desktop-active,.contour-pane.mobile-active{display:flex}
.contour-toolbar{display:flex;flex-wrap:wrap;gap:6px;padding:8px;align-items:center}
.contour-toolbar .primary{width:auto}.contour-toolbar button[aria-pressed="true"]{background:#39485c}
.contour-toolbar select{color:var(--text);background:var(--panel);padding:8px}
.contour-stage{flex:1;min-height:200px;position:relative;background:#0b0e13}
.contour-stage canvas{position:absolute;inset:0;width:100%;height:100%;touch-action:none;cursor:crosshair}
.contour-pane p{margin:6px 10px}.contour-pane :focus-visible{outline:3px solid #8bff65;outline-offset:2px}
@media(max-width:900px){.mobile-tabs{grid-template-columns:repeat(5,1fr)!important}.contour-pane{height:600px;min-height:520px}}
*{box-sizing:border-box}html,body{margin:0;min-height:100%;background:var(--bg);color:var(--text);font:15px/1.4 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}button,input{font:inherit}button{color:var(--text);background:#202733;border:1px solid var(--line);border-radius:9px;min-height:42px;padding:8px 12px;cursor:pointer}button:hover{background:#273141}button:disabled{opacity:.42;cursor:not-allowed}.primary{background:var(--accent);border-color:var(--accent);color:#06111c;font-weight:750;width:100%}.topbar{height:58px;display:flex;align-items:center;justify-content:space-between;padding:0 18px;border-bottom:1px solid var(--line);background:#10151d}.brand{display:flex;align-items:center;gap:9px;font-size:17px}.mark{color:var(--accent);font-size:23px}.beta{font-size:10px;letter-spacing:.08em;color:var(--muted);border:1px solid var(--line);padding:2px 6px;border-radius:99px}.status{font-size:13px;color:var(--muted);max-width:45vw;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.shell{display:grid;grid-template-columns:minmax(260px,320px) minmax(0,1fr);min-height:calc(100vh - 58px)}.controls{border-right:1px solid var(--line);padding:12px;overflow:auto}.step{padding:14px 4px 18px;border-bottom:1px solid var(--line)}.step:last-child{border-bottom:0}.step-head{display:flex;align-items:center;gap:10px;margin-bottom:13px}.step-head>span{display:grid;place-items:center;width:27px;height:27px;border-radius:50%;background:#202b39;color:var(--accent);font-weight:800}.step-head div{display:flex;flex-direction:column}.step-head small{color:var(--muted)}.photo-picker{display:flex;align-items:center;justify-content:center;border:1px dashed #415064;background:#171e28;border-radius:10px;min-height:72px;padding:10px;text-align:center;cursor:pointer}.photo-picker input{display:none}.inline-field{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:12px 0}.inline-field label{color:var(--muted)}.inline-field div{display:flex;align-items:center;gap:5px}.inline-field input,.advanced input{width:72px;padding:7px;background:#10151d;border:1px solid var(--line);border-radius:7px;color:var(--text)}.segmented{display:grid;grid-template-columns:1fr 1fr;gap:4px;background:#10151d;border-radius:10px;padding:4px;margin-bottom:10px}.segmented button{border:0;background:transparent}.segmented button.active{background:#263548;color:#fff}.action-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}.hint{color:var(--muted);font-size:12px;margin:9px 2px 0}details{margin-top:11px}summary{cursor:pointer;color:var(--muted);font-size:13px}.advanced{display:grid;gap:7px;padding-top:10px}.advanced label{display:flex;justify-content:space-between;align-items:center;gap:8px;color:var(--muted);font-size:13px}.measurement{margin-top:10px;padding:9px 10px;background:#111923;border:1px solid var(--line);border-radius:8px;color:var(--muted);font-size:13px}.measurement strong{color:var(--text)}.hidden{display:none!important}.workspace{min-width:0;padding:12px;display:flex;flex-direction:column}.design-split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:10px;flex:1;min-height:520px}.pane,.photo-pane{background:var(--panel);border:1px solid var(--line);border-radius:12px;overflow:hidden;position:relative;min-width:0}.pane-title{height:42px;display:flex;align-items:center;justify-content:space-between;padding:0 12px;border-bottom:1px solid var(--line);color:var(--muted);font-size:12px}.pane-title strong{color:var(--text);font-size:14px}.pane canvas{display:block;width:100%;height:calc(100% - 42px);touch-action:none;background:#0f141c}.view-buttons{position:absolute;right:10px;bottom:10px;display:flex;gap:5px}.view-buttons button{min-height:32px;padding:4px 9px;background:#111923cc}.photo-pane{display:none;flex:1;min-height:520px}.photo-stage{height:calc(100% - 42px);display:grid;place-items:center;background:#0b0e13;padding:15px}.photo-stage img{display:none;max-width:100%;max-height:100%;object-fit:contain;border-radius:8px}.desktop-tabs{display:flex;gap:5px;margin-bottom:8px}.desktop-tabs button{min-height:34px;padding:4px 14px;background:transparent;border-color:transparent}.desktop-tabs button.active{background:#263548;border-color:var(--line)}.mobile-tabs{display:none}.toast{position:fixed;left:50%;bottom:18px;transform:translateX(-50%);background:#202733;border:1px solid var(--line);border-radius:9px;padding:9px 14px;max-width:min(560px,90vw);z-index:50}.toast.error{border-color:#7d3333;color:#ffc2c2}.grip-active{border-color:var(--accent2)!important;color:#b9ffd8!important;background:#183326!important}
@media(max-width:900px){.desktop-tabs{display:none}.topbar{height:52px;padding:0 12px}.status{font-size:11px}.shell{display:block;min-height:0}.controls{border-right:0;border-bottom:1px solid var(--line);padding:8px 12px;overflow:visible}.step{padding:8px 0 12px}.step-head{margin-bottom:8px}.photo-picker{min-height:52px}.hint{display:none}.workspace{padding:8px}.mobile-tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:4px;background:#10151d;padding:4px;border-radius:10px;margin-bottom:8px}.mobile-tabs button{border:0;background:transparent}.mobile-tabs button.active{background:#263548}.design-split{display:block;min-height:440px}.pane,.photo-pane{height:440px;min-height:0}.design-split .pane{display:none}.design-split .pane.mobile-active{display:block}.photo-pane.mobile-active{display:block}.action-grid button{min-height:44px}.step:nth-child(2) details{margin-top:8px}.controls details:not([open]){margin-bottom:0}}
@media(min-width:901px){.photo-pane.desktop-active{display:block}.design-split.desktop-hidden{display:none}}

.viewer-error{color:#ff9b9b!important;font-weight:650}

/* v0.13 interaction chrome: editor controls live on the canvas, not in forms. */
.selection-bar{position:absolute;left:10px;bottom:10px;display:flex;align-items:center;gap:8px;max-width:calc(100% - 20px);padding:6px 8px;border:1px solid var(--line);border-radius:10px;background:#101721e8;backdrop-filter:blur(6px);z-index:5}.selection-bar>span{color:var(--muted);font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.selection-actions{display:flex;gap:5px}.selection-actions button{min-height:32px;padding:4px 9px}.danger-button{color:#ffc0c0!important;border-color:#70383b!important;background:#361b20!important}.viewer-hint{position:absolute;left:10px;bottom:10px;max-width:55%;padding:5px 8px;border-radius:7px;background:#0b1119c9;color:#8fa0b3;font-size:11px;pointer-events:none}.view-buttons{z-index:6}.layout-pane canvas{cursor:default}.layout-pane.object-hover canvas{cursor:grab}.layout-pane.object-drag canvas{cursor:grabbing}.three-pane canvas{cursor:grab}.three-pane.object-drag canvas{cursor:grabbing}
@media(max-width:900px){.selection-bar{left:8px;right:8px;max-width:none;justify-content:space-between}.viewer-hint{display:none}.view-buttons{right:8px;bottom:8px}.view-buttons button{min-width:38px}}

/* v0.13.1 segmentation correction surface */
.mask-pane{display:none;flex:1;min-height:520px;background:var(--panel);border:1px solid var(--line);border-radius:12px;overflow:hidden;position:relative;min-width:0}.mask-toolbar{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding:8px 10px;border-bottom:1px solid var(--line);background:#111720}.mask-toolbar .segmented{display:flex;margin:0;padding:3px}.mask-toolbar .segmented button{min-height:34px;padding:5px 9px}.mask-toolbar .segmented button.active{background:#39485c}.brush-control{display:flex;align-items:center;gap:7px;color:var(--muted);font-size:12px}.brush-control input{width:120px}.mask-toolbar select{min-height:34px;background:#10151d;color:var(--text);border:1px solid var(--line);border-radius:7px;padding:4px 8px}.mask-toolbar .primary{width:auto;min-width:150px;min-height:34px;padding:5px 11px}.mask-stage{height:calc(100% - 42px - 52px - 32px);min-height:360px;background:#0b0e13;display:grid;place-items:center;overflow:hidden}.mask-stage canvas{display:block;width:100%;height:100%;touch-action:none;cursor:crosshair}.mask-help{height:32px;padding:7px 10px;color:var(--muted);font-size:11px;border-top:1px solid var(--line);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.secondary{width:100%;margin-top:8px}.mask-dirty{border-color:#6d5130!important}.mask-pane.desktop-active{display:block}
@media(max-width:900px){.mobile-tabs{grid-template-columns:repeat(4,1fr)}.mask-pane{height:440px;min-height:0}.mask-pane.mobile-active{display:block}.mask-toolbar{gap:5px;padding:6px}.mask-toolbar .mask-modes{width:100%;display:grid;grid-template-columns:1fr 1fr}.brush-control{flex:1}.brush-control input{width:100px}.mask-toolbar select{max-width:145px}.mask-stage{height:calc(100% - 42px - 94px - 32px);min-height:250px}.mask-help{font-size:10px}}

/* v0.13.2 stable mask editor: never resize/scroll the canvas while painting. */
body.mask-editing{overflow:hidden;overscroll-behavior:none}
body.mask-painting{user-select:none;-webkit-user-select:none;touch-action:none}
.mask-pane{flex-direction:column}
.mask-pane.desktop-active,.mask-pane.mobile-active{display:flex}
.mask-pane>.pane-title{flex:0 0 42px}
.mask-toolbar{flex:0 0 auto;flex-wrap:nowrap;overflow-x:auto;overflow-y:hidden;scrollbar-width:thin;overscroll-behavior-x:contain}
.mask-stage{height:auto!important;min-height:0!important;flex:1 1 auto;position:relative;overflow:hidden;contain:layout paint size}
.mask-stage canvas{position:absolute;inset:0;width:100%;height:100%;touch-action:none!important;overscroll-behavior:none;user-select:none;-webkit-user-select:none}
.mask-help{flex:0 0 32px}
@media(max-width:900px){
  .mask-pane{height:520px!important;max-height:calc(100svh - 72px);min-height:380px!important}
  .mask-toolbar{display:grid;grid-template-columns:minmax(220px,1fr) auto auto auto auto;align-items:center;overflow-x:auto;flex:0 0 auto}
  .mask-toolbar .mask-modes{width:220px!important;min-width:220px}
  .brush-control{min-width:150px}
  .mask-toolbar select{min-width:135px;max-width:none}
  .mask-help{height:auto;min-height:32px;white-space:normal;line-height:1.25}
}

/* v0.14 click-to-select and compact object controls */
.object-pick-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:8px}.object-pick-actions .secondary{margin:0}.mask-toolbar .mask-modes{min-width:300px}.mask-toolbar .mask-modes button{flex:1}.mask-stage canvas.select-mode{cursor:crosshair}.mask-stage canvas.select-mode:active{cursor:cell}
@media(max-width:900px){.object-pick-actions{grid-template-columns:1fr}.mask-toolbar .mask-modes{min-width:300px!important;width:300px!important;grid-template-columns:repeat(3,1fr)!important}}

/* v0.15 alpha2.1: stroke-based semantic selection. The canvas stays fixed;
   one continuous stroke becomes a small bounded set of segmentation seeds. */
body.selection-editing{overflow:hidden;overscroll-behavior:none}
.object-pick-actions{grid-template-columns:1fr}
.selection-toolbar{flex-wrap:nowrap;overflow-x:auto;overscroll-behavior-x:contain}
.selection-toolbar .prompt-modes{display:flex;min-width:330px;margin:0;padding:3px;flex:1 1 330px}
.selection-toolbar .prompt-modes button{flex:1;min-height:36px;padding:5px 10px}
.selection-toolbar .primary{width:auto;min-width:165px;min-height:36px;padding:5px 12px}
.selection-stage{position:relative}
.selection-stage canvas{cursor:crosshair;touch-action:none!important;user-select:none;-webkit-user-select:none}
.selection-stage canvas.exclude-mode{cursor:crosshair}
.selection-busy{position:absolute;left:50%;top:14px;transform:translateX(-50%);z-index:4;padding:7px 11px;border:1px solid var(--line);border-radius:999px;background:#111923e8;color:var(--text);font-size:12px;pointer-events:none;box-shadow:0 4px 20px #0008}
.mask-help strong{color:var(--text);font-weight:650}
@media(max-width:900px){
  .selection-toolbar{display:grid!important;grid-template-columns:minmax(260px,1fr) auto auto auto auto!important;gap:5px!important}
  .selection-toolbar .prompt-modes{min-width:260px!important;width:260px!important;display:grid!important;grid-template-columns:1fr 1fr!important}
  .selection-toolbar .primary{min-width:150px}
  .selection-stage canvas{cursor:crosshair}
}

/* v0.15 alpha3.1: semantic selection + brush/lasso tools. */
.selection-tool-groups{display:flex;gap:6px;flex:1 1 520px;min-width:420px}
.selection-toolbar .selection-tools{display:flex;min-width:180px;padding:3px;margin:0}
.selection-toolbar .selection-tools button{flex:1;min-height:36px;padding:5px 10px}
.selection-stage canvas.lasso-mode{cursor:cell}
.selection-stage canvas.exclude-mode{cursor:not-allowed}
.mask-help strong:first-child{color:#34d399}.mask-help strong:nth-child(2){color:#f87171}.mask-help strong:nth-child(3){color:#47d7e8}
@media(max-width:900px){
  .selection-toolbar{display:flex!important;flex-wrap:wrap!important;overflow:visible!important}
  .selection-tool-groups{display:grid;grid-template-columns:1fr 1fr;min-width:0;width:100%;flex-basis:100%}
  .selection-toolbar .prompt-modes,.selection-toolbar .selection-tools{min-width:0!important;width:auto!important;display:grid!important;grid-template-columns:1fr 1fr!important}
  .selection-toolbar .primary{flex:1 1 145px}
}

/* Die Seitenleiste darf die Konturfläche nicht über die Fensterhöhe strecken. */
@media(min-width:901px){.shell{height:calc(100vh - 58px);min-height:0}.controls,.workspace{min-height:0}}
#workflowSteps [aria-current="step"]{border-color:var(--accent);background:#263548}
#workflowSteps :focus-visible,#workflowNextBtn:focus-visible{outline:3px solid #8bff65;outline-offset:2px}
/* Beschriftete Maße bleiben auch auf schmalen Ansichten vollständig lesbar. */
.design-split .pane-title{height:auto;min-height:42px;flex:0 0 auto;gap:8px;flex-wrap:wrap;padding:8px 12px}
.design-split .pane-title span{white-space:normal}
/* Ansichtsbedienung und Hinweise erhalten eigene Zeilen unter dem 3D-Bild. */
.three-pane{flex-direction:column}
.three-pane canvas{flex:1 1 0;min-height:0;height:0}
.three-pane .viewer-hint{position:static;max-width:none;padding:6px 10px}
.three-pane .view-buttons{position:static;flex-wrap:wrap;justify-content:flex-end;padding:0 10px 10px}
@media(min-width:901px){.three-pane{display:flex}}
@media(max-width:900px){.design-split .three-pane.mobile-active{display:flex}}

/* Step-focused editor shell. Canvas geometry and renderers stay independent. */
[hidden]{display:none!important}
html,body{height:100%;overflow:hidden}
#app{height:100svh;display:grid;grid-template-rows:auto minmax(0,1fr)}
.topbar{height:64px;gap:20px;padding:0 24px}
.brand{white-space:nowrap}.beta{text-transform:none;letter-spacing:0;color:var(--muted)}
.project-actions{display:flex;gap:8px;align-items:center;margin-left:auto}
.project-actions>button{min-height:36px;padding:6px 12px;font-size:13px}
.status{font-size:12px;max-width:260px}
.project-menu{position:relative;margin:0}.project-menu summary{list-style:none;border:1px solid var(--line);padding:8px 12px;border-radius:9px;color:var(--text)}
.project-menu>div{position:absolute;right:0;top:44px;width:240px;z-index:20;display:grid;gap:12px;padding:18px;background:var(--panel);border:1px solid var(--line);border-radius:12px;box-shadow:0 10px 30px #0008;font-size:13px}
.project-menu input{min-width:0;width:100%}.project-menu a{color:var(--accent)}
.shell{height:auto;min-height:0;display:grid;grid-template-columns:280px minmax(0,1fr);grid-template-rows:auto minmax(0,1fr)}
.workflow-nav{grid-column:1/-1;padding:12px 24px;border-bottom:1px solid var(--line);background:#10151d}
#workflowSteps{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:8px;max-width:1060px;margin:auto}
#workflowSteps button{min-height:42px;background:transparent;border-color:transparent;color:var(--muted);font-size:13px}
#workflowSteps [aria-current="step"]{background:#172c40;border-color:#31648a;color:#a8d9ff;font-weight:700}
#workflowSteps button:disabled{opacity:.45}
.controls{display:flex;flex-direction:column;min-height:0;padding:22px 18px 0;overflow:auto;background:var(--panel)}
.controls .step{padding:16px 0;border:0}.controls .workflow-intro{padding:0 0 14px;border-bottom:1px solid var(--line)}
.eyebrow{color:var(--accent);font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase}
h1{font-size:22px;line-height:1.25;letter-spacing:-.03em;margin:8px 0 10px}h2{font-size:14px;margin:0 0 8px}
#workflowMessage{color:var(--muted);font-size:13px;line-height:1.6;margin:0}
.step-head>span{display:none}.step-head small{margin-top:3px}.photo-picker{min-height:72px;background:#101923;border-color:#405467}
#photoControls select, .project-menu input{font:inherit;background:#10151d;border:1px solid var(--line);border-radius:8px;color:var(--text);padding:9px}
#photoControls select{width:100%;margin:8px 0}.inline-field{margin:16px 0}
.object-summary:has(.measurement.hidden){display:none}.measurement{margin:0;font-size:12px;line-height:1.65;padding:12px;background:#101720}
.object-pick-actions{gap:6px}.object-pick-actions button{font-size:12px;min-height:34px;background:transparent;text-align:left}
.workflow-actions{position:sticky;bottom:0;display:grid;gap:8px;margin-top:auto;padding:16px 0;background:var(--panel);border-top:1px solid var(--line);z-index:8}
.workflow-actions button{width:100%;margin:0;min-height:42px}
#workflowBackBtn{border-color:transparent;background:transparent;color:var(--muted)}
#exportControls .action-grid{grid-template-columns:1fr;margin-top:16px}#exportControls button{min-height:50px}#exportControls .hint{line-height:1.7}
.workspace{min-height:0;padding:20px;overflow:hidden}
.design-split{min-height:0;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr)}
.pane,.photo-pane,.contour-pane,.mask-pane{min-height:0;height:auto;border-radius:14px}
.photo-pane.desktop-active,.photo-pane.mobile-active{display:flex;flex-direction:column}
.photo-stage{height:auto;min-height:0;flex:1;padding:20px;position:relative}
.photo-stage img{width:100%;height:100%;object-fit:contain;min-height:0}
.photo-stage:has(img[src]) .photo-empty{display:none}
.photo-empty{text-align:center;max-width:440px;padding:24px;color:var(--muted)}
.photo-empty-mark{font-size:54px;color:#3e7299}.photo-empty h2{font-size:25px;color:var(--text);letter-spacing:-.03em;margin-top:22px}
.photo-empty p{font-size:14px;line-height:1.8}.photo-empty button{margin:12px 0 18px;padding:12px 24px;border-color:#34678f;background:#173047;color:#c4e7ff}.photo-empty small{display:block;font-size:12px}
.contour-pane{height:auto;min-height:0}.contour-stage{flex:1;min-height:100px}
.contour-toolbar{gap:6px}.contour-toolbar button{min-height:36px;font-size:12px}.contour-toolbar .primary{width:auto}
.keyboard-help{margin:0;padding:8px 12px;border-top:1px solid var(--line)}.keyboard-help summary{font-size:11px}.keyboard-help .hint{line-height:1.7}
#contourMessage{padding:8px 12px;margin:0;font-size:12px}
body[data-workflow-step="preview"] .design-split,body[data-workflow-step="export"] .design-split{grid-template-columns:minmax(0,1fr)}
body[data-workflow-step="preview"] .layout-pane,body[data-workflow-step="export"] .layout-pane{display:none!important}
.mobile-tabs{display:none}
button:focus-visible,summary:focus-visible,select:focus-visible,input:focus-visible,a:focus-visible{outline:3px solid #84c5ff;outline-offset:3px}
@media(max-width:1100px){.beta{display:none}.topbar{gap:12px;padding:0 16px}.status{max-width:160px}.shell{grid-template-columns:250px minmax(0,1fr)}.workspace{padding:12px}.design-split{grid-template-columns:1fr}}
@media(min-width:901px) and (max-width:1100px){body[data-workflow-step="organizer"] .three-pane{display:none}.design-split .layout-pane{display:block}}
@media(max-width:900px){
 .topbar{height:auto;min-height:62px;flex-wrap:wrap;padding:10px 12px;gap:8px}.brand{font-size:16px}.project-actions{gap:5px}.project-actions>button{font-size:11px;padding:5px 8px;min-height:32px}.project-menu summary{padding:6px 8px;font-size:11px}.status{flex-basis:100%;max-width:none;min-height:14px;font-size:11px}
 .shell{grid-template-columns:minmax(0,1fr);grid-template-rows:auto auto minmax(0,1fr)}
 .workflow-nav{padding:8px 10px}#workflowSteps{gap:2px}#workflowSteps button{padding:7px 2px;font-size:11px;min-height:36px}
 .controls{padding:10px 12px 0;max-height:30svh;min-height:110px;border-bottom:1px solid var(--line);overflow:auto}
 .controls .workflow-intro{padding:0 0 8px}.eyebrow{font-size:10px}h1{font-size:17px;margin:4px 0}#workflowMessage{font-size:12px;line-height:1.4}
 .controls .step{padding:10px 0}.step-head{display:none}.controls .hint{display:block;font-size:12px}.workflow-actions{padding:8px 0;grid-template-columns:minmax(0,1fr) auto;gap:6px}.workflow-actions button{min-height:36px;font-size:12px}.workflow-actions #workflowBackBtn{grid-column:2;grid-row:1}
 .workspace{padding:8px;min-height:0}.design-split{height:100%;min-height:0;display:flex}.design-split.desktop-hidden{display:none}.design-split .pane{flex:1;min-height:0;height:auto}.three-pane.mobile-active{display:flex!important}.photo-pane,.contour-pane,.mask-pane{height:auto!important;min-height:0!important;max-height:none!important;flex:1}
 .photo-stage{padding:8px}.photo-empty{padding:14px;max-width:340px}.photo-empty h2{font-size:19px;margin-top:8px}.photo-empty-mark{font-size:32px}.photo-empty p{font-size:12px}.photo-empty button{padding:8px 18px;margin:4px 0 10px}
 body[data-workflow-step="organizer"] .mobile-tabs{display:grid;grid-template-columns:1fr 1fr}
 .contour-toolbar{overflow-x:auto;flex-wrap:nowrap;padding:6px;flex-shrink:0}.contour-toolbar>*{flex-shrink:0}.contour-stage{min-height:80px}.pane-title{min-height:34px!important;padding:7px 10px!important}.keyboard-help{padding:6px 10px}.keyboard-help .hint{display:block}.mask-help{display:none}.viewer-hint{display:block;font-size:10px}.view-buttons{gap:4px;padding-bottom:6px!important}.view-buttons button{font-size:11px;min-height:30px}
}
.controls{overflow:hidden}.control-content{min-height:0;overflow:auto;flex:1;padding-right:2px}.workflow-actions{position:static;flex-shrink:0}.controls>div{min-width:0}
button.primary:hover:enabled{background:#65b5ff;color:#06111c}
.photo-picker{width:100%;white-space:normal;overflow-wrap:anywhere}

.grip-depth-controls{margin-top:16px;padding-top:14px;border-top:1px solid var(--line);font-size:12px}.grip-depth-controls>label{display:block;color:var(--text);line-height:1.5}.grip-depth-value{display:flex;align-items:center;gap:7px;margin:8px 0}.grip-depth-value input{width:90px;min-height:36px;background:#10151d;color:var(--text);border:1px solid var(--line);border-radius:7px;padding:7px}.grip-depth-controls>button{font-size:12px;min-height:34px;padding:5px 9px}.grip-depth-controls .hint{font-size:11px;line-height:1.6}

.grip-depth-controls select{width:100%;margin:8px 0;padding:7px;background:#10151d;color:var(--text);border:1px solid var(--line);border-radius:7px}.grip-depth-controls label:not([for]),.radius-controls label{display:flex;justify-content:space-between;align-items:center;gap:8px;margin:8px 0}.grip-depth-controls label span,.radius-controls label span{white-space:nowrap}.grip-depth-controls label input,.radius-controls input{width:68px;min-height:34px;padding:6px;background:#10151d;color:var(--text);border:1px solid var(--line);border-radius:7px}.radius-controls{margin-top:16px;padding-top:14px;border-top:1px solid var(--line);font-size:12px}.auto-analyze{display:flex;gap:7px;align-items:flex-start;font-size:12px;line-height:1.5;margin:10px 0}

/* Organizer: three distinct tasks with their settings kept together. */
.three-pane{position:relative}.preview-state-hint{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);max-width:85%;width:300px;padding:16px;border:1px solid #da8c65;border-radius:9px;background:#1b202bef;color:#ffcfb3;line-height:1.5;text-align:center;pointer-events:none}#glCanvas.preview-outdated{opacity:.3}
.organizer-group{margin:12px 0;padding:12px;border:1px solid var(--line);border-radius:10px;background:#101721;font-size:12px}
.organizer-group h2,.organizer-group>summary{display:flex;align-items:center;gap:8px;margin:0 0 12px;font-size:14px;color:var(--text);font-weight:650}
.organizer-group>summary{cursor:pointer;list-style:none;margin:0}.organizer-group>summary::after{content:'+';margin-left:auto;color:var(--muted)}.organizer-group[open]>summary{margin-bottom:12px}.organizer-group[open]>summary::after{content:'−'}
.organizer-group h2>span,.organizer-group>summary>span{display:grid;place-items:center;width:23px;height:23px;border-radius:6px;background:#20364a;color:#9ad3ff;font-size:12px}
.organizer-group .hint{font-size:11px;line-height:1.45;margin:8px 0 0}
.organizer-group .selection-caption{margin:0 0 10px;padding:7px 8px;border-radius:5px;background:#1d2c3d;color:#c5e3ff;line-height:1.4}
.setting-row{display:flex;align-items:center;justify-content:space-between;gap:8px;margin:12px 0}
.setting-row span{white-space:nowrap}.setting-row input{width:68px;padding:7px;background:#10151d;color:var(--text);border:1px solid var(--line);border-radius:7px}
#centerBtn{width:100%;margin-top:4px}#gripSettings .action-grid{margin-top:12px}
.radius-controls .island-toggle{justify-content:flex-start;line-height:1.4;margin-top:14px}
.radius-controls .island-toggle input{width:16px;min-height:16px;margin:0}
.organizer-group [hidden]{display:none!important}
@media(min-width:1101px){.shell{grid-template-columns:320px minmax(0,1fr)}.controls{padding-left:14px;padding-right:14px}}
.layout-rim-warning {
  position: absolute;
  z-index: 3;
  top: 54px;
  left: 12px;
  right: 12px;
  padding: 8px 12px;
  border: 1px solid #ffb347;
  border-radius: 7px;
  background: #33291deb;
  color: #ffd29a;
  font-size: 13px;
  pointer-events: none;
}

/* Four clear steps; primary grip editing stays visible, extras are disclosed. */
#workflowSteps{grid-template-columns:repeat(4,minmax(0,1fr))}
#gridfinitySettings .height-setting{padding:2px 0 12px;border-bottom:1px solid var(--line)}
.compact-action{min-height:32px;padding:5px 9px;font-size:11px;width:100%}
.setting-note{margin:8px 0;color:var(--muted);font-size:11px;line-height:1.5}
.setting-details{margin:12px 0 0;padding-top:10px;border-top:1px solid var(--line)}
.setting-details>summary{font-size:12px;color:var(--text);padding:4px 0}
#gridfinityExtras{border-top:0;padding-top:0}
.organizer-group .option-row{display:grid;grid-template-columns:18px minmax(0,1fr);align-items:start;gap:9px;margin:0;padding:12px 0;border-bottom:1px solid var(--line);font-size:12px;cursor:pointer}
.option-row:last-child{border-bottom:0}.option-row input{width:16px;height:16px;min-height:16px;margin:2px 0 0;accent-color:var(--accent)}
.option-row span{white-space:normal}.option-row small{display:block;margin-top:3px;color:var(--muted);font-size:11px;line-height:1.4}
#gripSettings{border-color:#34566a}#gripSettings .grip-add{width:100%;margin-top:8px;border-color:#3b8660;background:#193428;color:#c1f4d6}
#selectedGripControls #removeGripBtn{width:100%;min-height:32px;font-size:11px;margin-top:12px}
#gripDepthSummary{padding:7px 9px;background:#172330;border-radius:6px;color:#c5d8e8}
.preview-state-hint{pointer-events:auto}.preview-state-hint button{display:block;margin:12px auto 0;font-size:12px;min-height:34px}
@media(max-width:900px){#matSummary{display:block} .setting-note{display:block}}
.group-title small{display:block;margin-top:4px;font-size:11px;line-height:1.4;color:var(--muted);font-weight:400}
.controls .workflow-intro h1{font-size:20px;margin:6px 0 8px}
.controls .workflow-intro #workflowMessage{font-size:12px;line-height:1.4}
#pocketSettings .setting-row{margin:8px 0}
@media(max-width:900px){body[data-workflow-step="organizer"] .mobile-tabs{grid-template-columns:repeat(2,minmax(0,1fr))!important}}

/* Downloads belong to the organizer, not to a separate workspace. */
#workflowSteps{grid-template-columns:repeat(3,minmax(0,1fr))}
#exportControls .action-grid{grid-template-columns:1fr 1fr;margin:0}
#exportControls button{min-height:40px}
.download-help{margin:0 0 8px;color:var(--muted);font-size:11px;line-height:1.4}
body[data-workflow-step="organizer"] .workflow-actions{grid-template-columns:minmax(0,1fr)}
body[data-workflow-step="organizer"] #exportControls{grid-column:1/-1}
body[data-workflow-step="organizer"] .workflow-actions #workflowBackBtn{grid-column:1;grid-row:auto}
@media(max-width:900px){body[data-workflow-step="organizer"] .workflow-intro{display:none}}
.radius-controls select{min-width:100px;min-height:36px;padding:6px;background:#10151d;color:var(--text);border:1px solid var(--line);border-radius:7px;font:inherit}
#radiusResult{line-height:1.5;color:#c5d8e8}

/* Native photo capture and finger-sized controls, including phone safe areas. */
.camera-picker{width:100%;margin-top:8px}
#app{height:100vh;height:100svh;height:100dvh;padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left)}
@media(max-width:900px){
 .topbar{padding:6px 10px}.brand{font-size:14px;gap:5px}.project-actions{gap:4px}
 .project-actions>button{padding:5px 6px}.project-menu summary{padding:6px}
 .controls{max-height:30svh;max-height:30dvh}
 body[data-workflow-step="photo"] .workflow-intro{display:none}
 .photo-empty{overflow:auto;max-height:100%}
 input:not([type="checkbox"]):not([type="hidden"]),select{font-size:16px!important}
}
@media(any-pointer:coarse){
 button,.project-actions>button,#workflowSteps button,.workflow-actions button,
 .contour-toolbar button,.view-buttons button,#exportControls button,
 .mask-toolbar button,.selection-toolbar button,.compact-action,
 #selectedGripControls #removeGripBtn{min-height:44px;min-width:44px}
 summary,.project-menu summary,.setting-details>summary{min-height:44px;display:flex;align-items:center}
 .contour-toolbar select,.controls select,.controls input:not([type="checkbox"]):not([type="hidden"]){min-height:44px}
 .control-content{overscroll-behavior-y:contain}
}
@media(max-width:900px) and (max-height:700px){
 html,body{height:auto;overflow:auto}
 #app{height:auto;min-height:100dvh}
 .shell{grid-template-rows:auto auto auto}
 .controls{max-height:none}
 .control-content{overflow:visible}
 .workspace{height:75dvh;min-height:420px}
}

#paperCanvas{position:absolute;inset:0;width:100%;height:100%;z-index:2;touch-action:none;background:transparent}
#paperCanvas[hidden]{display:none}
#paperControls p{font-size:13px;color:var(--muted)}
#paperReset{min-height:44px}

body[data-auth="pending"] #app{visibility:hidden}
.account-page{min-height:100vh;display:grid;place-items:center;padding:20px}
.account-card{width:min(520px,calc(100vw - 32px));padding:28px;background:var(--panel);color:var(--text);border:1px solid var(--line);border-radius:16px;max-height:90vh;overflow:auto}
.account-card label{display:block;margin:12px 0 5px}.account-card input{display:block;width:100%;min-height:44px;padding:10px;border:1px solid var(--line);border-radius:8px;background:var(--bg);color:var(--text)}
.account-card button{min-height:44px;margin-top:12px}.account-card p{color:var(--muted);font-size:13px}.account-card a{color:var(--accent)}
dialog::backdrop{background:#000a}.account-user{display:flex;gap:10px;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);padding:8px 0}
#loginError{color:#ffb4b4}
@media(max-width:600px){.topbar{height:auto;min-height:58px;flex-wrap:wrap;gap:8px;padding:10px}.brand .beta{display:none}.project-actions{flex-wrap:wrap}}