.fe-page{--fe-accent:#176c85;--fe-ink:var(--ink,#233442);--fe-line:#d3dce5;--fe-panel:var(--surface,#fff);--fe-muted:var(--muted,#586d7d);--fe-worktop:#e9eef3;--fe-input:#f7f9fb;color:var(--fe-ink);width:100%;max-width:none;box-sizing:border-box;margin:0 auto;padding:16px 20px 28px;font:15px/1.5 "Segoe UI","Microsoft YaHei",sans-serif}
.fe-page [hidden]{display:none!important}.fe-page :is(button,.fe-button){box-sizing:border-box;display:inline-flex;align-items:center;justify-content:center;gap:7px;min-height:40px;padding:8px 12px;border:1px solid var(--fe-line);border-radius:7px;background:var(--fe-panel);color:inherit;font:600 14px/1.4 "Segoe UI","Microsoft YaHei",sans-serif;cursor:pointer;text-decoration:none;position:relative;transition:background-color .13s,border-color .13s,box-shadow .13s,transform .08s;box-shadow:0 1px 1px #23344208}
.fe-page :is(button,.fe-button):hover{border-color:#7392a6;background:color-mix(in srgb,var(--fe-accent) 6%,var(--fe-panel))}.fe-page :is(button,.fe-button):active{transform:translateY(1px);box-shadow:inset 0 1px 3px #23344220}.fe-page .fe-primary{background:var(--fe-accent);border-color:var(--fe-accent);color:#fff;box-shadow:0 2px 4px #247b8424}.fe-page .fe-primary:hover{background:#1d6871;border-color:#1d6871}.fe-page :is(button,input,select,textarea,a,summary):focus-visible{outline:3px solid #3489ca;outline-offset:2px}.fe-page :is(button,input,select,textarea):disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}.fe-page .fe-button:has(input:disabled){opacity:.5;cursor:not-allowed}.fe-button>input[type=file]{position:absolute;opacity:0;width:1px;height:1px;min-height:0;padding:0;overflow:hidden}.fe-button:focus-within{outline:3px solid #3489ca;outline-offset:2px}
.fe-page input:not([type=checkbox],[type=file]),.fe-page select,.fe-page textarea{box-sizing:border-box;width:100%;min-width:0;min-height:40px;border:1px solid var(--fe-line);border-radius:6px;padding:8px 10px;color:inherit;background:var(--fe-input,#f7f9fb);font:15px/1.5 "Segoe UI","Microsoft YaHei",sans-serif}.fe-page input[type=color]{height:42px;padding:4px;cursor:pointer}.fe-page textarea{resize:vertical;max-height:220px}.fe-page label:not(.fe-button){display:block;margin:12px 0 6px;font-size:13px;font-weight:650}.fe-page h2{font-size:16px;line-height:1.4;margin:0}.fe-page h3{font-size:14px;margin:18px 0 6px}.fe-page .fe-help{font-size:13px;color:var(--fe-muted);line-height:1.7;margin:9px 0}.fe-page .fe-sr{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0)}.fe-page summary{font-size:14px;font-weight:650;cursor:pointer;min-height:32px;line-height:32px}.fe-page input[aria-invalid=true],.fe-page textarea[aria-invalid=true]{border-color:#bd4938;box-shadow:0 0 0 1px #bd4938}
.fe-heading{display:flex;justify-content:space-between;align-items:center;gap:22px;margin:0 0 14px}.fe-heading h1{font-size:24px;font-weight:650;letter-spacing:-.025em;line-height:1.35;margin:2px 0 5px}.fe-heading p{margin:0;font-size:14px;color:var(--fe-muted)}.fe-heading .fe-kicker,.fe-kicker{font-size:12px;font-weight:650;letter-spacing:.02em;color:var(--fe-accent);margin:0}.fe-privacy{display:inline-block;margin-left:18px;padding-left:18px;border-left:1px solid var(--fe-line);font-size:12px}.fe-heading-actions{display:flex;align-items:center;gap:18px;flex-shrink:0;font-size:13px}.fe-heading-actions a{color:var(--fe-muted);white-space:nowrap}.fe-heading-actions #fe-tutorial{border-color:#89aab8;color:var(--fe-accent)}
.fe-app{border:1px solid var(--fe-line);border-radius:8px;overflow:hidden;background:var(--fe-panel);box-shadow:0 12px 32px #16334c0d}.fe-toolbar{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:10px 12px;border-bottom:1px solid var(--fe-line);background:color-mix(in srgb,var(--fe-panel) 96%,var(--fe-worktop))}.fe-toolbar-group{display:flex;gap:6px;align-items:center}.fe-toolbar-space{flex:1}.fe-divider{height:22px;border-left:1px solid var(--fe-line);margin:0 2px}.fe-toolbar #fe-open-project{font-weight:400;color:var(--fe-muted)}.fe-toolbar .fe-insert-tools>:is(button,label){font-weight:500}.fe-statusbar{display:flex;align-items:center;gap:16px;padding:7px 14px;border-bottom:1px solid var(--fe-line);font-size:12px;min-height:22px}.fe-statusbar strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:35%;min-width:0;flex-shrink:1;font-weight:650}#fe-save-state{white-space:nowrap;flex-shrink:0;color:var(--fe-muted)}#fe-local{margin-left:auto;color:var(--fe-muted);min-width:0;flex:1;text-align:right}#fe-action-status{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;line-height:22px;height:22px}.fe-message{margin:0;padding:10px 14px;background:color-mix(in srgb,var(--fe-accent) 8%,var(--fe-panel));border-bottom:1px solid var(--fe-line);overflow-wrap:anywhere;font-size:13px}.fe-message[data-error=true]{background:#fbe9e7;color:#8a3024}
.fe-workspace{display:grid;grid-template-columns:220px minmax(0,1fr) 278px;height:clamp(490px,calc(100dvh - 278px),1080px);min-height:490px}.fe-layers,.fe-properties{padding:14px;min-width:0;overflow:auto;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:#a6b8c4 transparent}.fe-layers{border-right:1px solid var(--fe-line);display:flex;flex-direction:column}.fe-properties{border-left:1px solid var(--fe-line)}.fe-panel-title{display:flex;justify-content:space-between;gap:8px;align-items:center;margin-bottom:12px;flex-shrink:0}.fe-panel-title output{font-size:12px;color:var(--fe-muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.fe-page .fe-sheet-close{display:none}.fe-layer-selection-tools{display:flex;gap:6px;margin-top:8px}.fe-layer-selection-tools>button{min-height:32px;padding:4px 8px;font-size:12px;flex:1}.fe-layer-selection-tools>button[aria-pressed=true]{border-color:var(--fe-accent);background:color-mix(in srgb,var(--fe-accent) 12%,var(--fe-panel))}.fe-layer-trail{display:flex;flex-wrap:wrap;gap:4px;margin:10px 0}.fe-layer-trail button{font-size:12px;min-height:30px;padding:4px 7px}.fe-layer-list{overflow:auto;min-height:100px;flex:1;scrollbar-width:thin}.fe-layer-row{display:flex;align-items:center;margin:3px 0;gap:3px}.fe-layer-row>button{padding:8px;min-width:0;border-color:transparent;min-height:38px;flex:1;justify-content:flex-start;text-align:left;font-size:13px;font-weight:400;overflow:hidden;box-shadow:none}.fe-layer-row>button>span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.fe-layer-row>button[aria-pressed=true]{border-color:#7faab8;background:color-mix(in srgb,var(--fe-accent) 12%,var(--fe-panel));font-weight:650}.fe-layer-row .fe-layer-expand{flex:0 0 30px;justify-content:center;padding:5px}.fe-shortcuts{border-top:1px solid var(--fe-line);margin-top:12px;padding-top:8px;flex-shrink:0}.fe-shortcuts summary{font-size:12px;color:var(--fe-muted)}
.fe-stage-panel{min-width:0;min-height:0;display:flex;flex-direction:column;background:var(--fe-worktop)}.fe-canvas-tools{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:6px;padding:8px 10px;border-bottom:1px solid var(--fe-line);background:var(--fe-panel);flex-shrink:0}.fe-canvas-tools>output{font:12px/1.5 Consolas,monospace;color:var(--fe-muted)}.fe-canvas-tools>div{display:flex;align-items:center;gap:3px}.fe-canvas-tools button{min-height:32px;padding:5px 7px;font-size:12px;box-shadow:none}.fe-mode-tools{padding:2px;border:1px solid var(--fe-line);border-radius:7px;background:var(--fe-input,#f7f9fb)}.fe-mode-tools button{border-color:transparent;background:transparent}.fe-mode-tools button[aria-pressed=true]{background:var(--fe-panel);border-color:#c2cfd8;box-shadow:0 1px 3px #23344212;color:var(--fe-accent)}.fe-canvas-tools #fe-zoom{width:42px;text-align:center;font:12px/1.5 Consolas,monospace}
.fe-stage{flex:1;min-height:0;overflow:auto;position:relative;padding:34px;box-sizing:border-box;background-image:radial-gradient(#8ea2b04d .7px,transparent .7px);background-size:14px 14px;touch-action:pan-x pan-y;overscroll-behavior:auto}.fe-paper{position:relative;margin:auto;width:100%;background:#fff;box-shadow:0 3px 16px #23344228;line-height:0}.fe-paper:empty{display:none}.fe-paper>svg{display:block;width:100%;height:auto;overflow:hidden;cursor:default;user-select:none;touch-action:pan-x pan-y}.fe-stage[data-fe-mode=select] .fe-paper>svg{touch-action:none}.fe-stage[data-fe-mode=pan] .fe-paper>svg{cursor:grab}.fe-stage[data-fe-dragging=true] .fe-paper>svg{cursor:grabbing}.fe-selection{position:absolute;border:1.5px solid #3489ca;box-shadow:0 0 0 1px #fff;pointer-events:none;z-index:2;box-sizing:border-box}.fe-selection:before{content:"";position:absolute;width:6px;height:6px;top:-4px;left:-4px;background:#fff;border:1px solid #3489ca}.fe-page .fe-selection>:is(.fe-resize-image,.fe-resize-object){pointer-events:auto;position:absolute;right:-22px;bottom:-22px;width:44px;height:44px;min-height:44px;min-width:44px;padding:0;background:transparent;border:0;border-radius:0;cursor:nwse-resize;touch-action:none;box-shadow:none}.fe-page .fe-selection>:is(.fe-resize-image,.fe-resize-object):before{content:"";width:11px;height:11px;position:absolute;left:16px;top:16px;background:#fff;border:2px solid #3489ca;border-radius:2px;box-sizing:border-box}.fe-page .fe-selection>:is(.fe-resize-image,.fe-resize-object):hover{background:transparent;transform:none}.fe-page .fe-selection>:is(.fe-resize-image,.fe-resize-object):hover:before{background:#3489ca}.fe-marquee{border:1px solid #3489ca;background:#3489ca1c;box-shadow:0 0 0 1px #ffffff80;box-sizing:border-box}
.fe-empty-stage{min-height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;box-sizing:border-box;padding:22px;gap:8px}.fe-empty-stage>div:last-of-type{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin:8px 0}.fe-empty-stage h2{font-size:20px;font-weight:650}.fe-empty-stage p{margin:0;color:var(--fe-muted);font-size:14px}.fe-empty-stage .fe-empty-limits{font-size:12px;line-height:1.8;margin-top:14px}.fe-empty-symbol{width:68px;height:82px;border:1px solid #9eb4c3;border-radius:6px;background:#fff;box-shadow:0 5px 15px #23344212;display:flex;align-items:center;justify-content:center;margin-bottom:12px;position:relative}.fe-empty-symbol:before{content:"";position:absolute;top:12px;left:12px;right:12px;border-top:2px solid #aac2cf;box-shadow:0 8px 0 #c6d6df}.fe-empty-symbol span{padding:4px 6px;background:#e8f1f4;border-radius:4px;color:#426a7d;font:600 13px/1.3 Consolas,monospace;margin-top:20px}.fe-canvas-footer{display:flex;justify-content:space-between;gap:12px;background:var(--fe-panel);padding:8px 12px;font-size:12px;color:var(--fe-muted);border-top:1px solid var(--fe-line);flex-shrink:0}.fe-canvas-footer span{overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.fe-canvas-footer span:first-child{color:var(--fe-ink)}
.fe-empty-properties{padding:20px 4px;color:var(--fe-muted)}.fe-empty-properties>span{font-size:28px;color:#8ea8b9}.fe-empty-properties h3{font-size:15px;margin:8px 0}.fe-empty-properties p{font-size:13px;line-height:1.8}.fe-two-fields{display:grid;grid-template-columns:1fr 1fr;gap:10px}.fe-colour-fields:has(>[hidden]){grid-template-columns:1fr}.fe-field-note{font-size:12px;line-height:1.6;color:var(--fe-muted);margin:7px 0;min-height:0}.fe-field-note:empty{display:none}.fe-field-errors{font-size:13px;color:#a53f32;margin:10px 0}.fe-object-actions{display:grid;grid-template-columns:1fr 1fr;gap:6px;margin-top:14px}.fe-object-actions button{font-size:12px;padding:7px}.fe-align{display:grid;grid-template-columns:1fr 1fr 1fr;gap:5px}.fe-align button{font-size:12px;padding:7px 3px}.fe-page .fe-check{display:flex!important;gap:8px;align-items:center;font-size:13px;font-weight:400}.fe-page .fe-check input{width:17px;height:17px;accent-color:var(--fe-accent)}.fe-paper-settings,.fe-palette-settings,.fe-advanced-operations{border-top:1px solid var(--fe-line);padding-top:10px;margin-top:18px}.fe-palette-colours{display:flex;flex-wrap:wrap;gap:6px;margin:12px 0}.fe-palette-colours button{min-width:34px;min-height:36px;padding:0;border:1px solid #73858f80;flex:1;box-shadow:inset 0 0 0 2px #ffffff55}.fe-bottom{display:flex;justify-content:space-between;gap:10px;border-top:1px solid var(--fe-line);padding:7px 14px;font-size:11px;color:var(--fe-muted)}.fe-guide{margin:18px 0 0;padding:10px 16px;border:1px solid var(--fe-line);border-radius:9px;background:var(--fe-panel)}.fe-guide>div{columns:2;column-gap:36px}.fe-guide p{break-inside:avoid;font-size:13px;line-height:1.8}.fe-mobile-jumps{display:none}
.fe-export-dialog,.fe-tour-dialog{border:1px solid var(--fe-line);border-radius:14px;max-width:560px;width:calc(100% - 32px);padding:24px;box-sizing:border-box;color:var(--fe-ink);background:var(--fe-panel);box-shadow:0 22px 70px #122c3f38;max-height:90dvh;overflow:auto}.fe-export-dialog::backdrop,.fe-tour-dialog::backdrop{background:#152b4073;backdrop-filter:blur(2px)}.fe-dialog-head{display:flex;align-items:center;justify-content:space-between;gap:16px}.fe-dialog-head>button{width:40px;min-height:40px;font-size:22px;padding:0;background:transparent;border-color:transparent;box-shadow:none}.fe-export-dialog h2{font-size:21px;margin-top:3px}.fe-export-intro{font-size:14px;color:var(--fe-muted)}.fe-export-estimate{display:block;padding:14px;margin-top:16px;border:1px solid var(--fe-line);border-radius:8px;background:var(--fe-input,#f7f9fb);font:14px/1.8 Consolas,"Microsoft YaHei",monospace}.fe-inline{display:flex;flex-wrap:wrap;gap:9px;margin:18px 0 12px}.fe-export-dialog progress{width:100%;accent-color:var(--fe-accent)}#fe-export-status{font-size:14px;line-height:1.7;overflow-wrap:anywhere}.fe-export-notes{border-top:1px solid var(--fe-line);padding-top:10px;margin-top:18px}.fe-export-notes summary{font-size:12px;color:var(--fe-muted)}
.fe-tour-dialog{max-width:430px;padding:24px 28px}.fe-tour-dialog h2{font-size:23px;font-weight:650;margin:12px 0}.fe-tour-dialog>p{font-size:15px;line-height:1.8}.fe-tour-welcome-icon{display:flex;align-items:center;justify-content:center;gap:27px;height:90px;margin:10px 0;background:#e9f2f6;border:1px solid #d2e2ea;border-radius:10px;color:#2b748c;font-size:36px}.fe-tour-welcome-icon span{font-family:Georgia,serif;color:#456b83}.fe-tour-coach{position:fixed;right:306px;bottom:30px;width:300px;box-sizing:border-box;padding:16px 18px;border:1px solid #83aeba;border-radius:12px;box-shadow:0 10px 40px #1b3a4c2e;background:var(--fe-panel);z-index:55}.fe-tour-coach-top{display:flex;justify-content:space-between;align-items:center;color:var(--fe-accent);font-size:12px;font-weight:650}.fe-page .fe-tour-coach-top button{width:30px;min-height:30px;padding:0;font-size:19px;border-color:transparent;box-shadow:none}.fe-tour-steps{display:flex;gap:5px;margin:10px 0 14px}.fe-tour-steps span{height:3px;background:#dbe5eb;border-radius:3px;flex:1}.fe-tour-steps span[data-complete=true]{background:var(--fe-accent)}.fe-tour-steps span[data-current=true]{background:#3489ca}.fe-tour-coach h2{font-size:17px}.fe-tour-coach>p{font-size:14px;line-height:1.7;margin:8px 0}.fe-tour-coach .fe-field-note{font-size:12px;color:var(--fe-accent)}.fe-tour-actions{display:flex;gap:7px;margin-top:12px}.fe-tour-actions button{font-size:13px;min-height:38px}.fe-tour-highlight{outline:3px solid #3489ca!important;outline-offset:4px!important;box-shadow:0 0 0 7px #3489ca15!important}.fe-tour-target{filter:drop-shadow(0 0 3px #3489ca)}.fe-tour-coach[data-complete=true]{border-color:var(--fe-accent)}
html[data-theme=dark] .fe-page{--fe-accent:#65b8c4;--fe-line:#354954;--fe-worktop:#17242e;--fe-input:#182730;--fe-muted:#a7b9c7;--fe-panel:#202f39;--fe-ink:#e3ebf0}html[data-theme=dark] .fe-page .fe-primary{background:#256f7e;border-color:#4c95a4;color:#fff}html[data-theme=dark] .fe-page :is(input:not([type=checkbox]),select,textarea){background:#182730;color:#e4eff1;border-color:#405562;color-scheme:dark}html[data-theme=dark] .fe-stage{background-image:radial-gradient(#7294aa44 .7px,transparent .7px)}html[data-theme=dark] .fe-message[data-error=true]{background:#4c2927;color:#ffd9d3}html[data-theme=dark] .fe-tour-welcome-icon{background:#213d4a;border-color:#3b596b;color:#8fc6dc}html[data-theme=dark] .fe-tour-welcome-icon span{color:#a0c7d9}html[data-theme=dark] .fe-empty-symbol{background:#263e4c;border-color:#5e8195}html[data-theme=dark] .fe-empty-symbol span{background:#304e5c;color:#c8e1eb}
@media(min-width:1750px){.fe-workspace{grid-template-columns:240px minmax(0,1fr) 304px}.fe-tour-coach{right:333px}.fe-stage{padding:44px}.fe-properties,.fe-layers{padding:18px}}
@media(max-width:1200px){.fe-page{padding:14px 12px 24px}.fe-workspace{grid-template-columns:190px minmax(0,1fr) 250px}.fe-toolbar{gap:6px}.fe-toolbar-group{gap:4px}.fe-toolbar :is(button,.fe-button){padding:8px 9px;font-size:13px}.fe-toolbar-space{display:none}.fe-delivery-tools{margin-left:auto}.fe-tour-coach{right:274px}.fe-canvas-tools>output{order:3;flex:1 1 100%}.fe-stage{padding:26px}.fe-layers,.fe-properties{padding:12px}}
@media(max-width:900px){.fe-heading-actions{gap:10px}.fe-heading-actions>a:last-child{display:none}.fe-heading h1{font-size:22px}.fe-privacy{display:none}.fe-workspace{grid-template-columns:170px minmax(0,1fr) 230px}.fe-toolbar .fe-divider{display:none}.fe-toolbar-group{flex-wrap:wrap}.fe-tour-coach{right:250px;width:270px}.fe-stage{padding:18px}.fe-mode-tools button{font-size:11px}.fe-canvas-tools{padding:6px}.fe-guide>div{columns:1}}
@media(max-width:760px){.fe-page{padding:10px 8px calc(76px + env(safe-area-inset-bottom))}.fe-heading{gap:10px;align-items:flex-start;margin-bottom:10px}.fe-heading h1{font-size:19px}.fe-heading p:not(.fe-kicker){font-size:12px;max-width:240px}.fe-heading .fe-kicker{font-size:11px}.fe-heading-actions{flex-wrap:wrap;justify-content:flex-end;gap:7px}.fe-heading-actions>a{display:none}.fe-page :is(button,.fe-button){min-height:44px}.fe-toolbar{padding:8px;gap:6px}.fe-toolbar-group{gap:5px}.fe-toolbar-group:first-child{flex:1 1 100%}.fe-toolbar-group:first-child>*{flex:1}.fe-toolbar :is(button,.fe-button){font-size:12px;padding:8px}.fe-insert-tools{flex:1;justify-content:flex-end}.fe-insert-tools :is(button,.fe-button){font-size:0;min-width:44px}.fe-insert-tools :is(button,.fe-button)>span{font-size:17px}.fe-delivery-tools{display:none}.fe-statusbar{padding:6px 10px;gap:6px 10px;flex-wrap:wrap}.fe-statusbar strong{max-width:55%}#fe-save-state{font-size:11px}#fe-local{flex:1 1 100%;text-align:left}#fe-action-status{font-size:11px;height:18px;line-height:18px}.fe-workspace{display:block;height:clamp(390px,calc(100dvh - 282px),950px);min-height:390px}.fe-stage-panel{height:100%}.fe-stage{padding:22px 16px}.fe-canvas-tools{padding:6px 8px;gap:5px}.fe-canvas-tools button{min-height:44px;font-size:12px;padding:7px}.fe-mode-tools button{font-size:12px}.fe-canvas-tools>output{order:3;flex:1 1 100%;font-size:11px}.fe-zoom-tools button{width:38px}.fe-zoom-tools #fe-fit{width:auto}.fe-canvas-footer{padding:7px 9px;font-size:11px}.fe-canvas-footer>span:last-child{display:none}.fe-bottom{padding:7px 10px}.fe-bottom>span:last-child{display:none}.fe-layers,.fe-properties{display:none;position:fixed;left:8px;right:8px;bottom:calc(66px + env(safe-area-inset-bottom));max-height:min(58dvh,480px);min-height:220px;z-index:70;padding:14px 16px 18px;border:1px solid var(--fe-line);border-radius:14px;box-shadow:0 -6px 30px #23344230;background:var(--fe-panel);overflow:auto;overscroll-behavior:contain}.fe-app[data-fe-mobile-panel=layers] .fe-layers{display:flex}.fe-app[data-fe-mobile-panel=properties] .fe-properties{display:block}.fe-page .fe-sheet-close{display:inline-flex;width:44px;min-height:44px;font-size:22px;padding:0;margin:-5px -6px -5px auto;border-color:transparent;box-shadow:none}.fe-layers .fe-layer-list{min-height:140px;max-height:320px}.fe-layer-row>button,.fe-layer-row .fe-layer-expand{min-height:44px}.fe-layer-row .fe-layer-expand{flex-basis:44px}.fe-layer-selection-tools>button{min-height:44px}.fe-layer-trail button{min-height:44px}.fe-mobile-jumps{position:fixed;bottom:0;left:0;right:0;display:flex;z-index:75;gap:5px;padding:7px 10px calc(7px + env(safe-area-inset-bottom));border-top:1px solid var(--fe-line);background:var(--fe-panel);box-shadow:0 -3px 15px #23344212}.fe-mobile-jumps button{flex:1;border-color:transparent;box-shadow:none;min-height:46px;font-size:13px;gap:6px}.fe-mobile-jumps button[aria-pressed=true],.fe-mobile-jumps button[aria-expanded=true]{color:var(--fe-accent);background:color-mix(in srgb,var(--fe-accent) 10%,var(--fe-panel));border-color:color-mix(in srgb,var(--fe-accent) 30%,var(--fe-line))}.fe-empty-stage{padding:16px}.fe-empty-stage h2{font-size:17px}.fe-empty-stage>p{font-size:12px}.fe-empty-stage .fe-empty-limits{font-size:11px}.fe-empty-symbol{width:52px;height:65px;margin-bottom:7px}.fe-guide{margin-top:12px}.fe-guide summary{font-size:13px}.fe-tour-coach{right:10px;left:10px;bottom:calc(73px + env(safe-area-inset-bottom));width:auto;padding:12px 16px;z-index:80}.fe-tour-coach>p{margin:5px 0;font-size:13px}.fe-tour-coach h2{font-size:16px}.fe-tour-steps{margin:5px 0 9px}.fe-tour-actions{margin-top:8px}.fe-export-dialog,.fe-tour-dialog{padding:20px;max-height:calc(100dvh - 32px)}.fe-page input:not([type=checkbox],[type=file]),.fe-page select,.fe-page textarea{font-size:16px;min-height:44px}.fe-palette-colours button{min-height:44px;min-width:44px}.fe-guide>div{columns:1}}
@media(max-width:370px){.fe-heading h1{font-size:17px}.fe-heading p:not(.fe-kicker){max-width:210px}.fe-heading-actions #fe-tutorial{font-size:12px;padding:7px 9px;gap:3px}.fe-mode-tools button{font-size:11px;padding:7px 5px}.fe-canvas-tools #fe-zoom{width:35px}.fe-zoom-tools button{width:32px}.fe-canvas-tools .fe-zoom-tools{gap:1px}.fe-empty-stage h2{font-size:16px}.fe-mobile-jumps{gap:1px;padding-left:5px;padding-right:5px}.fe-mobile-jumps button{padding:8px 5px;font-size:12px}}
.fe-workspace{height:var(--fe-workspace-height,clamp(430px,calc(100dvh - 325px),1080px));min-height:430px}
@media(max-width:760px){.fe-heading .fe-kicker{display:none}.fe-heading h1{margin-top:0}.fe-toolbar{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:thin}.fe-toolbar-group:first-child{flex:0 0 auto}.fe-toolbar-group:first-child>*{flex:none}.fe-toolbar-group{flex-shrink:0;flex-wrap:nowrap}.fe-insert-tools{flex:none}.fe-workspace{height:var(--fe-workspace-height,clamp(320px,calc(100dvh - 400px),700px));min-height:320px}.fe-canvas-tools .fe-zoom-tools button{width:44px}.fe-canvas-tools .fe-mode-tools button{min-width:44px;padding:7px 6px}.fe-tour-coach[data-mobile-panel=properties],.fe-tour-coach[data-mobile-panel=layers]{top:8px;bottom:auto}.fe-empty-stage{gap:5px}.fe-empty-stage .fe-empty-limits{margin-top:8px}}
@media(max-width:370px){.fe-mode-tools button{font-size:0!important;gap:0}.fe-mode-tools button>span{font-size:17px}.fe-canvas-tools .fe-zoom-tools button{width:44px}.fe-canvas-tools #fe-zoom{width:30px}}
.fe-tour-spotlight{position:absolute;z-index:3;pointer-events:none;box-sizing:border-box;border:2px solid #3489ca;border-radius:4px;box-shadow:0 0 0 4px #3489ca1a}.fe-page .fe-tour-practice{border-color:transparent;box-shadow:none;font-size:12px;min-height:32px;padding:5px 0;color:var(--fe-muted);margin-top:5px;text-decoration:underline;text-underline-offset:3px}.fe-tour-coach{max-height:calc(100dvh - 36px);overflow:auto}.fe-stage[data-fe-mode=pan] .fe-selection>:is(.fe-resize-image,.fe-resize-object){display:none}.fe-stage[data-fe-mode=pan] .fe-paper>svg{touch-action:pan-x pan-y pinch-zoom}.fe-field-error{color:#a53f32;font-size:12px;line-height:1.6;margin:6px 0}.fe-tour-coach .fe-tour-coach-top button{min-width:40px;min-height:40px}.fe-page summary:focus-visible{border-radius:3px}
@media(max-width:760px){.fe-mobile-jumps{bottom:var(--fe-keyboard-offset,0px)}.fe-layers,.fe-properties{bottom:calc(66px + env(safe-area-inset-bottom) + var(--fe-keyboard-offset,0px));max-height:max(110px,calc(100dvh - 110px - var(--fe-keyboard-offset,0px)));min-height:110px}.fe-page[data-fe-tour-active=true] .fe-app:is([data-fe-mobile-panel=layers],[data-fe-mobile-panel=properties]) :is(.fe-layers,.fe-properties){max-height:max(100px,calc(100dvh - 108px - var(--fe-coach-height,220px) - var(--fe-keyboard-offset,0px)))}.fe-tour-coach{bottom:calc(73px + env(safe-area-inset-bottom) + var(--fe-keyboard-offset,0px));max-height:calc(100dvh - 90px - var(--fe-keyboard-offset,0px))}.fe-tour-coach[data-mobile-panel=properties],.fe-tour-coach[data-mobile-panel=layers]{top:8px;bottom:auto;max-height:min(36dvh,260px)}.fe-page .fe-tour-coach-top button{min-width:44px;min-height:44px}.fe-page .fe-tour-practice{min-height:44px}.fe-empty-stage .fe-empty-limits{max-width:100%;overflow-wrap:anywhere}.fe-tour-coach .fe-tour-actions{flex-wrap:wrap}.fe-stage[data-fe-mode=pan] .fe-selection{pointer-events:none}}
@media(prefers-reduced-motion:reduce){.fe-page *{scroll-behavior:auto!important;transition:none!important;animation:none!important}}html[data-reduced-motion=true] .fe-page *{scroll-behavior:auto!important;transition:none!important;animation:none!important}
html[data-theme=dark] .fe-page :is(.fe-field-error,.fe-field-errors){color:#ffb8ad}
html[data-theme=dark] .fe-page :is(input,textarea)[aria-invalid=true]{border-color:#f49889;box-shadow:0 0 0 1px #f49889}

/* Task-led editor: document operations stay separate from view controls. */
.fe-workflow{display:flex;align-items:center;gap:18px;list-style:none;padding:0;margin:0 0 12px;color:var(--fe-muted);font-size:12px}.fe-workflow li{display:flex;align-items:center;gap:7px}.fe-workflow b{display:grid;place-items:center;width:22px;height:22px;border:1px solid var(--fe-line);border-radius:50%;font:600 11px Consolas,monospace}.fe-workflow [aria-current=step]{color:var(--fe-accent);font-weight:650}.fe-workflow [aria-current=step] b,.fe-workflow [data-complete] b{border-color:var(--fe-accent);background:color-mix(in srgb,var(--fe-accent) 10%,var(--fe-panel));color:var(--fe-accent)}
/* A compact instrument header keeps document tools and view controls distinct. */
.fe-workspace-heading{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:12px 16px;border-bottom:1px solid #29465c;background:#192f43;color:#f0f6fc;flex-shrink:0}
.fe-workspace-identity{display:flex;align-items:center;gap:14px;min-width:0}.fe-wordmark{font:650 18px/1.3 "Segoe UI",sans-serif;letter-spacing:-.5px;color:#edf7ff;text-decoration:none}.fe-workspace-identity>strong{border-left:1px solid #506578;padding-left:14px;font-size:14px;white-space:nowrap}.fe-workspace-heading p{font-size:12px;line-height:1.5;margin:0;color:#c0d0de;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:320px}
.fe-workspace-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}.fe-page .fe-workspace-actions :is(button,summary){min-height:36px;font-size:12px;padding:7px 10px;border:1px solid #51677b;border-radius:5px;background:#203c53;color:#eef6fc;box-shadow:none;white-space:nowrap}.fe-workspace-actions .fe-primary{background:#117b95;border-color:#479bb0;color:#fff}.fe-page .fe-workspace-actions :is(button,summary):hover{background:#315770;color:#fff;border-color:#83b6d1}.fe-workspace-heading #fe-fullscreen{font-size:12px;min-height:36px;color:#f0f6fc;background:#203c53;border-color:#51677b}.fe-workspace-actions [data-theme-toggle]{order:0;width:36px;min-width:36px;padding:7px}.fe-site-navigation .language-switcher{padding:8px;color:var(--fe-ink)}.fe-workspace-actions #fe-tutorial{background:transparent;color:#d4e2ed}
.fe-site-navigation{position:relative}.fe-site-navigation>summary{cursor:pointer;box-sizing:border-box;line-height:20px}.fe-site-navigation>nav{position:absolute;right:0;top:calc(100% + 8px);z-index:90;display:grid;min-width:150px;padding:6px;background:var(--fe-panel);border:1px solid var(--fe-line);border-radius:6px;box-shadow:0 12px 28px #142c4329}.fe-site-navigation:not([open])>nav{display:none}.fe-site-navigation a{display:block;color:var(--fe-ink);padding:10px 14px;font-size:14px;text-decoration:none;border-radius:3px}.fe-site-navigation a:hover{background:var(--fe-input);color:var(--fe-accent)}
@media(max-width:1300px){.fe-workspace-heading p{display:none}}
@media(max-width:760px){.fe-workspace-heading{flex-wrap:wrap;padding:10px}.fe-workspace-identity{width:100%}.fe-workspace-actions{width:100%;justify-content:space-between;gap:5px;flex-wrap:wrap}.fe-workspace-actions [data-theme-toggle]{width:44px;min-width:44px}.fe-page .fe-workspace-actions :is(button,summary){min-height:44px;padding:9px 7px}.fe-wordmark{font-size:16px}.fe-workspace-identity>strong{font-size:13px}.fe-site-navigation>nav{left:0;right:auto}}

.fe-add-elements{position:relative}.fe-page .fe-add-elements>summary{padding:7px 10px;min-height:24px;line-height:24px;font-size:13px;border:1px solid var(--fe-line);border-radius:7px;white-space:nowrap;font-weight:500}.fe-add-elements>summary::marker{font-size:11px}.fe-add-elements[open]>summary{border-color:var(--fe-accent)}.fe-add-elements>div{position:fixed;z-index:85;display:grid;grid-template-columns:1fr 1fr;gap:7px;box-sizing:border-box;padding:12px;background:var(--fe-panel);color:var(--fe-ink);border:1px solid var(--fe-line);border-radius:10px;box-shadow:0 12px 36px #17334c30;max-height:calc(100dvh - 24px);overflow:auto}.fe-add-elements:not([open])>div{display:none}.fe-page .fe-add-elements button{font-size:13px;min-height:40px}.fe-add-elements .fe-help{grid-column:1/-1;font-size:11px;margin:1px 0 0;line-height:1.6}
.fe-layer-key{font-size:11px!important;margin:8px 0 0!important}.fe-layer-row{gap:2px}.fe-layer-row .fe-layer-select{flex:1;min-width:0;padding:8px 4px}.fe-layer-row :is(.fe-layer-lock,.fe-layer-visibility){flex:0 0 30px;width:30px;justify-content:center;padding:4px;font-size:14px;color:var(--fe-muted)}.fe-layer-row .fe-layer-expand{flex-basis:24px}.fe-selection-actions{display:grid;grid-template-columns:1fr 1fr 1fr;gap:5px;margin:10px 0}.fe-page .fe-selection-actions button{padding:7px 3px;font-size:12px;min-height:38px}.fe-canvas-background{border-top:1px solid var(--fe-line);padding-top:7px;margin-top:16px}.fe-canvas-background .fe-field-note{font-size:11px}.fe-paper[data-background=transparent]{background-color:#fff;background-image:linear-gradient(45deg,#dce3e9 25%,transparent 25%),linear-gradient(-45deg,#dce3e9 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#dce3e9 75%),linear-gradient(-45deg,transparent 75%,#dce3e9 75%);background-size:16px 16px;background-position:0 0,0 8px,8px -8px,-8px 0}
.fe-editor-expanded{overflow:hidden!important}.fe-page:is(:fullscreen,.fe-maximized){position:fixed;inset:0;z-index:1000;box-sizing:border-box;max-width:none!important;width:100%;height:100dvh;padding:8px;background:var(--fe-panel);display:flex;flex-direction:column;overflow:hidden;margin:0}.fe-page:is(:fullscreen,.fe-maximized)>.fe-heading,.fe-page:is(:fullscreen,.fe-maximized)>.fe-workflow,.fe-page:is(:fullscreen,.fe-maximized)>.fe-guide{display:none}.fe-page:is(:fullscreen,.fe-maximized)>.fe-app{display:flex;flex-direction:column;flex:1;min-height:0;border-radius:8px}.fe-page:is(:fullscreen,.fe-maximized) .fe-workspace{height:auto!important;flex:1;min-height:0!important}.fe-page:is(:fullscreen,.fe-maximized) .fe-toolbar,.fe-page:is(:fullscreen,.fe-maximized) .fe-bottom,.fe-page:is(:fullscreen,.fe-maximized) .fe-statusbar,.fe-page:is(:fullscreen,.fe-maximized) .fe-message{flex-shrink:0}.fe-page:is(:fullscreen,.fe-maximized) .fe-stage-panel{min-height:0}.fe-page:is(:fullscreen,.fe-maximized) .fe-workspace-heading{padding:10px 14px}
@media(min-width:1201px){.fe-workspace{grid-template-columns:250px minmax(0,1fr) 278px}}
@media(max-width:1200px) and (min-width:761px){.fe-workspace{grid-template-columns:220px minmax(0,1fr) 250px}.fe-layer-key{display:none}}
@media(max-width:760px){.fe-workflow{gap:9px;justify-content:space-between;font-size:11px;margin:0 0 9px}.fe-workflow li{gap:4px}.fe-workflow b{width:18px;height:18px;font-size:10px}.fe-workspace-heading{padding:7px 8px;gap:8px}.fe-workspace-heading p{font-size:11px;max-width:220px}.fe-workspace-heading #fe-fullscreen{min-height:44px;font-size:12px;padding:7px 8px}.fe-page .fe-add-elements>summary{min-height:28px;line-height:28px;padding:7px 8px;font-size:12px}.fe-page .fe-add-elements button{min-height:44px;font-size:14px}.fe-layer-row :is(.fe-layer-lock,.fe-layer-visibility){flex-basis:44px;width:44px;min-height:44px}.fe-layer-row .fe-layer-expand{flex-basis:36px}.fe-page .fe-selection-actions button{min-height:44px}.fe-page:is(:fullscreen,.fe-maximized){padding:5px 5px calc(66px + env(safe-area-inset-bottom))}.fe-page:is(:fullscreen,.fe-maximized) .fe-workspace-heading p{max-width:190px}.fe-page:is(:fullscreen,.fe-maximized) .fe-toolbar{padding:6px}.fe-page:is(:fullscreen,.fe-maximized) .fe-statusbar{flex-wrap:nowrap}.fe-page:is(:fullscreen,.fe-maximized) #fe-local{display:none}.fe-page:is(:fullscreen,.fe-maximized) .fe-statusbar strong{max-width:45%}}
@media(max-width:370px){.fe-workflow{font-size:10px;gap:5px}.fe-workflow b{display:none}.fe-workspace-heading p{max-width:185px}.fe-page:is(:fullscreen,.fe-maximized) .fe-workspace-heading p{max-width:165px}}
.fe-navigation-hint{font-size:11px;line-height:1.5;color:var(--fe-muted);background:var(--fe-panel);padding:4px 10px;margin:0;border-bottom:1px solid var(--fe-line);flex-shrink:0}.fe-shortcuts .fe-help>p{font-size:12px;margin:6px 0 12px;line-height:1.8}.fe-shortcuts .fe-help>strong{font-size:12px;color:var(--fe-ink)}.fe-canvas-tools #fe-zoom{width:48px}.fe-canvas-tools #fe-zoom-reset{min-width:46px}
.fe-stage{overflow-anchor:none}
@media(max-width:760px){.fe-navigation-hint{font-size:10px;padding:4px 8px}.fe-canvas-tools .fe-zoom-tools{gap:1px}.fe-canvas-tools #fe-zoom{width:38px}.fe-canvas-tools .fe-zoom-tools button{width:44px;min-width:44px;padding:7px 5px}.fe-canvas-tools #fe-zoom-reset{min-width:44px;width:44px}.fe-canvas-tools #fe-fit{width:auto;min-width:44px}.fe-canvas-tools{flex-wrap:wrap}.fe-mode-tools{flex-shrink:0}}