:root{color:#111827;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;background:#111827;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}body{background:#070b13;min-width:320px;min-height:100vh;margin:0}button,input,textarea{font:inherit}.app-shell{background:radial-gradient(circle at 0 0,#3b82f629,#0000 28%),radial-gradient(circle at 100% 0,#a855f71f,#0000 24%),linear-gradient(#08101a 0%,#0d1522 38%,#0a1018 100%);grid-template-rows:auto minmax(0,1fr);gap:14px;width:100vw;height:100dvh;min-height:100vh;padding:12px;transition:gap .34s cubic-bezier(.4,0,.2,1);display:grid;overflow:hidden}.app-shell--topbar-collapsed{gap:0}.stage-panel{flex:auto;min-width:0;min-height:0;display:flex}.workspace-topbar{background:linear-gradient(#0c1320f0,#0a101af7);border:1px solid #93c5fd14;border-radius:22px;grid-template-columns:auto minmax(0,1fr);gap:14px;min-width:0;padding:10px;transition:max-height .34s cubic-bezier(.4,0,.2,1),opacity .24s,padding .34s cubic-bezier(.4,0,.2,1);display:grid;position:relative;overflow:hidden;box-shadow:0 16px 44px #00000047,inset 0 1px #ffffff08}.workspace-topbar--collapsed{opacity:0;pointer-events:none;border-top-width:0;border-bottom-width:0;padding-top:0;padding-bottom:0}.topbar-collapse-toggle{z-index:6;color:#9fb4d6;cursor:pointer;background:linear-gradient(#1a2538eb,#121b2af5);border:1px solid #94a3b824;border-radius:10px;place-items:center;width:30px;height:30px;padding:0;transition:color .18s,border-color .18s,background .18s,transform .18s;display:grid;position:absolute;top:6px;right:6px}.topbar-collapse-toggle:hover{color:#f8fafc;background:linear-gradient(#223048f5,#162134fa);border-color:#5b8cff80}.topbar-collapse-toggle:active{transform:translateY(1px)}.topbar-expand-handle{z-index:40;color:#9fb4d6;cursor:pointer;opacity:0;pointer-events:none;background:linear-gradient(#162134fa,#0e1522fa);border:1px solid #94a3b829;border-top:0;border-radius:0 0 14px 14px;place-items:center;width:72px;height:26px;padding:0;transition:opacity .24s 80ms,transform .3s cubic-bezier(.4,0,.2,1) 80ms,color .18s,border-color .18s;display:grid;position:fixed;top:0;left:50%;transform:translate(-50%,-100%);box-shadow:0 10px 30px #00000057,inset 0 1px #ffffff0a}.topbar-expand-handle--visible{opacity:1;pointer-events:auto;transform:translate(-50%)}.topbar-expand-handle:hover{color:#f8fafc;border-color:#5b8cff80}.workspace-main{grid-template-columns:minmax(0,1fr) minmax(330px,388px);gap:14px;min-height:0;transition:grid-template-columns .34s cubic-bezier(.4,0,.2,1),gap .34s cubic-bezier(.4,0,.2,1);display:grid;position:relative}.workspace-main.workspace-main--panel-collapsed{grid-template-columns:minmax(0,1fr) 0;gap:0}.workspace-brand-card{background:linear-gradient(#101827eb,#0b121ef5);border:1px solid #94a3b814;border-radius:18px;align-items:center;gap:16px;min-width:0;padding:14px 18px;display:flex}.workspace-brand-copy h1{align-items:baseline;gap:10px;margin:0;line-height:1;display:flex}.workspace-brand-name{letter-spacing:.04em;background:linear-gradient(96deg,#f97316 0%,#ec4899 30%,#8b5cf6 55%,#22d3ee 80%,#22c55e 100%);-webkit-text-fill-color:transparent;color:#0000;-webkit-background-clip:text;background-clip:text;font-size:clamp(24px,2.4vw,30px);font-weight:900}.workspace-brand-latin{letter-spacing:.08em;color:#c6d2e6;font-size:13px;font-weight:800}.workspace-brand-beta-badge{color:#67e8f9;letter-spacing:.1em;background:#22d3ee1f;border:1px solid #22d3ee73;border-radius:999px;align-items:center;padding:2px 8px;font-size:10px;font-weight:800;line-height:1.6;display:inline-flex}.workspace-brand-copy p{color:#98a7c0;letter-spacing:.02em;margin:7px 0 0;padding-top:7px;font-size:12px;font-weight:700;position:relative}.workspace-brand-copy p:before{content:"";background:linear-gradient(90deg,#ec4899,#8b5cf6,#22d3ee);border-radius:999px;width:42px;height:2px;position:absolute;top:0;left:0}.workspace-brand-mark{justify-content:center;align-items:center;width:58px;min-width:58px;height:58px;display:flex}.workspace-brand-logo{object-fit:contain;-webkit-user-select:none;user-select:none;filter:drop-shadow(0 6px 14px #8b5cf647);width:100%;height:100%}.workspace-toolbar-viewport{border-radius:18px;min-width:0;position:relative}.workspace-toolbar-viewport:before,.workspace-toolbar-viewport:after{content:"";pointer-events:none;z-index:2;opacity:0;width:40px;transition:opacity .2s;position:absolute;top:0;bottom:0}.workspace-toolbar-viewport:before{background:linear-gradient(90deg,#0a101af7,#0a101a00);border-radius:18px 0 0 18px;left:0}.workspace-toolbar-viewport:after{background:linear-gradient(270deg,#0a101af7,#0a101a00);border-radius:0 18px 18px 0;right:0}.workspace-toolbar-viewport.is-scroll-start:before,.workspace-toolbar-viewport.is-scroll-end:after{opacity:1}.workspace-toolbar{scrollbar-width:thin;scrollbar-color:#94a3b866 transparent;border-radius:18px;align-items:stretch;gap:4px;min-width:0;padding:2px;display:flex;overflow:auto hidden}.workspace-toolbar::-webkit-scrollbar{height:6px}.workspace-toolbar::-webkit-scrollbar-track{background:0 0}.workspace-toolbar::-webkit-scrollbar-thumb{background:#94a3b859;border-radius:999px}.workspace-toolbar::-webkit-scrollbar-thumb:hover{background:#94a3b88c}.workspace-toolbar-group{border-left:1px solid #94a3b814;flex-direction:column;flex:none;justify-content:center;gap:10px;min-width:0;padding:10px 14px;display:flex}.workspace-toolbar-group:first-child{border-left:0}.workspace-toolbar-heading{align-items:center;gap:10px;min-width:0;display:flex}.workspace-toolbar-label{color:#a9b6cb;letter-spacing:.08em;flex:none;font-size:12px;font-weight:800}.workspace-toolbar-name{color:#e6edf8;white-space:nowrap;text-overflow:ellipsis;background:linear-gradient(#131d2ce0,#0d1521f0);border:1px solid #94a3b824;border-radius:999px;min-width:0;max-width:min(320px,28vw);padding:6px 10px;font-size:12px;font-weight:800;line-height:1;overflow:hidden;box-shadow:inset 0 0 0 1px #ffffff0a}.workspace-toolbar-actions{flex-wrap:nowrap;gap:10px;min-width:0;display:flex}.workspace-tool-button{color:#e6edf8;letter-spacing:.01em;cursor:pointer;background:linear-gradient(#131d2cf5,#0d1521fa);border:1px solid #94a3b824;border-radius:12px;align-items:center;gap:8px;min-height:42px;padding:10px 14px;font-size:14px;font-weight:800;transition:transform .15s,border-color .15s,background .15s,box-shadow .15s,opacity .15s;display:inline-flex;box-shadow:inset 0 1px #ffffff08}.workspace-tool-button:hover:not(:disabled){border-color:#60a5fa57;transform:translateY(-1px);box-shadow:inset 0 1px #ffffff0d,0 10px 18px #0000002e}.workspace-tool-button-active{color:#fff;background:linear-gradient(135deg,#3465ff47,#7c3aed3d);border-color:#818cf857;box-shadow:inset 0 1px #ffffff14,0 12px 24px #4554ff2e}.workspace-tool-button-active .workspace-tool-icon{color:#fff}.workspace-tool-button:disabled{opacity:.4;cursor:not-allowed;transform:none}.workspace-tool-button-primary{color:#fff;background:linear-gradient(135deg,#345cff 0%,#7c3aed 100%);border-color:#818cf852;box-shadow:0 14px 30px #5b64ff4d}.workspace-tool-icon{justify-content:center;align-items:center;width:18px;height:18px;display:inline-flex}.workspace-tool-icon svg{width:18px;height:18px;display:block}.save-success-toast{z-index:90;color:#f8fafc;letter-spacing:.01em;text-align:center;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:linear-gradient(135deg,#059669f5,#10b981eb);border:1px solid #ffffff2e;border-radius:18px;min-width:220px;max-width:min(360px,100vw - 24px);padding:14px 18px;font-size:14px;font-weight:900;position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);box-shadow:0 18px 40px #05966947}.phone-unsupported-overlay{z-index:200;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);background:#000000b8;place-items:center;padding:24px;display:grid;position:fixed;inset:0}.phone-unsupported-message{color:#f8fafc;letter-spacing:.02em;text-align:center;font-size:18px;font-weight:900;line-height:1.6}h1{letter-spacing:-.04em;margin:2px 0 0;font-size:clamp(24px,3vw,40px)}.viewport-shell{background:linear-gradient(#111827f5,#0c121efa);border:1px solid #94a3b81f;border-radius:22px;flex:auto;grid-template-rows:minmax(0,1fr) auto;width:100%;min-height:0;display:grid;overflow:hidden;box-shadow:0 22px 56px #0000004d}.viewport-frame{min-height:0;padding:14px 14px 0}.viewport-card{background:#232c3a;border:1px solid #94a3b824;border-radius:18px;width:100%;height:100%;min-height:0;position:relative;overflow:hidden;box-shadow:inset 0 1px #ffffff05}.viewport-footer{background:linear-gradient(#0c121ef5,#090e18fa);border-top:1px solid #94a3b814;justify-content:flex-start;align-items:center;gap:14px;padding:12px 14px 14px;display:flex}.viewport-footer .workspace-toolbar-group--ble{margin-left:auto}.canvas-zoom-bar{background:#121b2ae0;border:1px solid #94a3b81f;border-radius:14px;align-items:center;gap:12px;min-width:0;padding:8px 10px;display:inline-flex}.canvas-zoom-button{color:#d8e1f2;cursor:pointer;background:#ffffff0f;border:0;border-radius:999px;justify-content:center;align-items:center;width:36px;height:36px;transition:transform .15s,background .15s,color .15s,opacity .15s;display:inline-flex}.canvas-zoom-button svg{width:18px;height:18px}.canvas-zoom-button:hover:not(:disabled){color:#fff;background:#3b82f638;transform:translateY(-1px)}.canvas-zoom-button:disabled{opacity:.42;cursor:not-allowed}.canvas-zoom-slider{accent-color:#3b82f6;width:132px}.canvas-zoom-select-wrap{position:relative}.canvas-zoom-select{color:#f8fafc;background:#0c121eeb;border:1px solid #94a3b81f;border-radius:11px;outline:none;min-width:92px;height:38px;padding:0 34px 0 12px;font-weight:800}.viewport-footer-note{color:#8fa1bb;text-align:right;font-size:12px;line-height:1.5}.viewport-footer{padding:4px 14px 5px}.viewport-footer .canvas-zoom-bar{border-radius:10px;padding:3px 8px}.viewport-footer .canvas-zoom-button{width:24px;height:24px}.viewport-footer .canvas-zoom-button svg{width:14px;height:14px}.viewport-footer .canvas-zoom-select{border-radius:8px;min-width:78px;height:26px;padding:0 28px 0 10px;font-size:12px}.viewport-footer .workspace-toolbar-group{gap:4px;padding:2px 14px}.viewport-footer .workspace-tool-button{border-radius:9px;min-height:26px;padding:3px 10px;font-size:12px}.viewport-footer .workspace-tool-icon,.viewport-footer .workspace-tool-icon svg{width:14px;height:14px}.viewport-footer .led-alt-color-input{border-radius:8px;width:26px;height:26px}.viewport-footer .led-brightness-control{border-radius:9px;min-height:26px}.new-canvas-mode-row{gap:10px;margin-bottom:6px;display:flex}.new-canvas-mode-button{color:#c7d2e3;cursor:pointer;background:#121b2ab3;border:1px solid #94a3b82e;border-radius:12px;flex:1;height:42px;font-size:14px;font-weight:800;transition:border-color .15s,background .15s,color .15s}.new-canvas-mode-button.is-active{color:#fff;background:#3b82f633;border-color:#3b82f6}.three-preview{cursor:grab;touch-action:none;position:absolute;inset:0}.three-preview:active{cursor:grabbing}.three-preview-aux-overlay,.three-preview-editing-overlay{pointer-events:none;width:100%;height:100%;position:absolute;inset:0}.three-preview-aux-overlay{z-index:1}.three-preview-editing-overlay{z-index:2}.three-preview.has-editing-overlay .three-preview-editing-overlay.is-enabled{pointer-events:auto}.range-ruler-overlay-canvas{pointer-events:none;z-index:3;width:100%;height:100%;position:absolute;inset:0}.color-key-window{z-index:40;color:#f8fafc;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);background:linear-gradient(#0f172aeb 0%,#1e293be0 100%);border:1px solid #ffffff24;border-radius:22px;flex-direction:column;width:min(240px,100vw - 24px);max-height:min(42%,800px);display:flex;position:fixed;overflow:hidden;box-shadow:0 30px 70px #02061759}.color-key-window-header{cursor:grab;-webkit-user-select:none;user-select:none;touch-action:none;background:linear-gradient(135deg,#ffffff14,#ffffff05);border-bottom:1px solid #94a3b833;justify-content:space-between;align-items:center;gap:12px;padding:14px 16px;display:flex}.color-key-window-header:active{cursor:grabbing}.color-key-window-title{font-size:15px;font-weight:900}.color-key-window-meta{color:#cbd5e1;margin-top:2px;font-size:12px}.color-key-window-close{color:#334155;cursor:pointer;background:#fffffff5;border:0;border-radius:999px;width:34px;height:34px;font-size:22px;line-height:1;box-shadow:0 8px 18px #0f172a14}.color-key-window-close:hover{background:#fff}.color-key-window-body{flex:auto;min-height:0;overflow:auto}.color-key-window-actions{background:#0f172a4d;border-top:1px solid #94a3b833;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px;padding:12px 14px 14px;display:grid}.color-key-list{display:grid}.color-key-row{cursor:pointer;border-top:1px solid #94a3b829;grid-template-columns:16px 20px minmax(0,1fr) 64px;align-items:center;gap:10px;padding:9px 14px;font-size:12px;display:grid}.color-key-row.has-flags{grid-template-columns:16px 20px minmax(0,1fr) 34px 44px;gap:8px}.color-key-flags{align-items:center;gap:4px;display:flex}.color-key-flag{justify-content:center;align-items:center;width:14px;height:14px;display:inline-flex}.color-key-flag-layer{color:#94a3b8}.color-key-flag-led{color:#ef4444f2}.color-key-row:first-child{border-top:0}.color-key-row:hover{background:#60a5fa1a}.color-key-row.is-dimmed{opacity:.58}.color-key-checkbox{accent-color:#60a5fa;cursor:pointer;width:16px;height:16px;margin:0}.color-key-swatch{border:1px solid #ffffff2e;border-radius:6px;width:18px;height:18px}.color-key-swatch-transparent{background-color:#f8fafc;background-image:linear-gradient(45deg,#e5e7eb 25%,#0000 25% 75%,#e5e7eb 75%,#e5e7eb),linear-gradient(45deg,#e5e7eb 25%,#0000 25% 75%,#e5e7eb 75%,#e5e7eb);background-position:0 0,8px 8px;background-size:16px 16px}.color-key-name{text-overflow:ellipsis;white-space:nowrap;min-width:0;overflow:hidden}.color-key-count{text-align:right;font-weight:800}.layer-panel-window{z-index:40;color:#f8fafc;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);background:linear-gradient(#0f172aeb 0%,#1e293be0 100%);border:1px solid #ffffff24;border-radius:22px;flex-direction:column;width:min(280px,100vw - 24px);max-height:min(60%,640px);display:flex;position:fixed;overflow:hidden;box-shadow:0 30px 70px #02061759}.layer-panel-window-header{cursor:grab;-webkit-user-select:none;user-select:none;touch-action:none;background:linear-gradient(135deg,#ffffff14,#ffffff05);border-bottom:1px solid #94a3b833;justify-content:space-between;align-items:center;gap:12px;padding:14px 16px;display:flex}.layer-panel-window-header:active{cursor:grabbing}.layer-panel-window-title{font-size:15px;font-weight:900}.layer-panel-window-meta{color:#cbd5e1;margin-top:2px;font-size:12px}.layer-panel-window-close{color:#334155;cursor:pointer;background:#fffffff5;border:0;border-radius:999px;width:34px;height:34px;font-size:22px;line-height:1;box-shadow:0 8px 18px #0f172a14}.layer-panel-window-close:hover{background:#fff}.layer-panel-window-body{flex:auto;min-height:0;overflow-y:auto}.layer-panel-row{cursor:pointer;border-top:1px solid #94a3b829;grid-template-columns:20px 24px 40px minmax(0,1fr);align-items:center;gap:10px;padding:8px 14px;font-size:13px;transition:background .12s;display:grid}.layer-panel-row:first-child{border-top:0}.layer-panel-row:hover{background:#60a5fa1a}.layer-panel-row.is-active{background:#60a5fa33}.layer-panel-row.is-dragging{opacity:.5}.layer-panel-row.is-drag-over{box-shadow:inset 0 2px #60a5fa}.layer-panel-drag-handle{color:#94a3b8;cursor:grab;touch-action:none;background:0 0;border:0;place-items:center;width:20px;height:28px;padding:0;display:grid}.layer-panel-drag-handle:active{cursor:grabbing}.layer-panel-visibility{color:#60a5fa;cursor:pointer;background:0 0;border:0;border-radius:8px;place-items:center;width:24px;height:24px;padding:0;display:grid}.layer-panel-visibility.is-hidden{color:#64748b}.layer-panel-thumb{background:linear-gradient(45deg,#e5e7eb 25%,#0000 25% 75%,#e5e7eb 75%,#e5e7eb) 0 0/10px 10px,linear-gradient(45deg,#e5e7eb 25%,#0000 25% 75%,#e5e7eb 75%,#e5e7eb) 5px 5px/10px 10px,#f8fafc;border:1px solid #ffffff29;border-radius:8px;place-items:center;width:40px;height:40px;display:grid;overflow:hidden}.layer-panel-thumb img{max-width:100%;max-height:100%;image-rendering:pixelated}.layer-panel-name{text-overflow:ellipsis;white-space:nowrap;min-width:0;font-weight:700;overflow:hidden}.layer-panel-name-input{color:#f8fafc;background:#0f172ad9;border:1px solid #60a5fa;border-radius:8px;min-width:0;height:28px;padding:0 8px;font-size:13px;font-weight:700}.layer-panel-window-footer{background:#0f172a4d;border-top:1px solid #94a3b833;flex-direction:column;align-items:stretch;gap:10px;padding:12px 14px 14px;display:flex}.layer-panel-window-toggle{color:#c6d2e6;cursor:pointer;-webkit-user-select:none;user-select:none;align-items:center;gap:7px;font-size:12px;font-weight:700;display:inline-flex}.layer-panel-window-toggle input{accent-color:#60a5fa;cursor:pointer;width:15px;height:15px}.layer-panel-window-actions{align-items:stretch;gap:6px;min-width:0;display:flex}.layer-panel-window-actions-divider{background:#94a3b84d;flex:0 0 1px;margin:3px}.layer-panel-icon-button{color:#cbd5e1;cursor:pointer;background:#ffffff12;border:1px solid #94a3b84d;border-radius:8px;flex:1 1 0;place-items:center;min-width:0;height:30px;padding:0;transition:background .12s,border-color .12s,color .12s;display:grid}.layer-panel-icon-button svg{flex:none}.layer-panel-icon-button:hover:not(:disabled){color:#f8fafc;background:#60a5fa2e;border-color:#60a5fa}.layer-panel-icon-button:disabled{opacity:.38;cursor:default}.layer-panel-icon-button--remove{color:#fca5a5}.layer-panel-icon-button--remove:hover:not(:disabled){color:#fecaca;background:#f871712e;border-color:#f87171}.processing-overlay{z-index:8;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#0f172a47;place-items:center;padding:24px;display:grid;position:absolute;inset:0}.processing-overlay-card{text-align:center;color:#f8fafc;background:#0f172ad6;border:1px solid #ffffff3d;border-radius:24px;min-width:min(420px,100%);max-width:100%;padding:20px 24px;box-shadow:0 20px 50px #0f172a4d}.processing-overlay-title{letter-spacing:-.03em;font-size:clamp(18px,2.2vw,24px);font-weight:900}.modal-overlay{z-index:70;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);background:#0000008f;place-items:center;padding:24px;display:grid;position:fixed;inset:0}.modal-card{text-align:center;color:#f8fafc;background:#0f172af0;border:1px solid #ffffff29;border-radius:26px;width:min(440px,100%);padding:24px;box-shadow:0 24px 64px #0000005c}.error-modal-card{background:#111827f5}.new-canvas-card{text-align:left;width:min(420px,100%)}.new-canvas-fields{grid-template-columns:1fr 1fr;gap:12px;margin-top:16px;display:grid}.new-canvas-fields label span{color:#cbd5e1;margin-bottom:6px;font-size:12px;font-weight:700;display:block}.new-canvas-fields input{color:#f8fafc;background:#ffffff0f;border:1px solid #ffffff29;border-radius:13px;outline:none;width:100%;padding:10px 12px;font-size:15px}.new-canvas-fields input:focus{border-color:#7c3aed;box-shadow:0 0 0 3px #7c3aed40}.modal-title{letter-spacing:-.03em;font-size:clamp(20px,2.4vw,26px);font-weight:900}.modal-message{color:#e5e7eb;white-space:pre-wrap;margin-top:12px;font-size:15px;line-height:1.7}.modal-confirm-button{width:min(180px,100%);margin:22px auto 0}.modal-action-row{gap:12px;margin-top:22px;display:flex}.modal-action-button{width:100%;margin-top:0}.quick-start-card{text-align:left;width:min(560px,100%);position:relative}.quick-start-close{color:#f8fafc;cursor:pointer;background:#ffffff14;border:none;border-radius:50%;width:28px;height:28px;font-size:16px;line-height:1;position:absolute;top:14px;right:14px}.quick-start-close:hover{background:#ffffff29}.quick-start-title{letter-spacing:-.03em;margin-bottom:14px;padding-right:30px;font-size:clamp(19px,2.2vw,23px);font-weight:900}.quick-start-image-frame{background:#ffffff0a;border:1px solid #ffffff24;border-radius:14px;margin-bottom:16px;overflow:hidden}.quick-start-image-frame img{width:100%;height:auto;display:block}.quick-start-body{color:#e5e7eb;flex-direction:column;gap:6px;margin:0 0 20px;padding-left:20px;font-size:14px;line-height:1.7;display:flex}.quick-start-dots{justify-content:center;align-items:center;gap:8px;margin-bottom:6px;display:flex}.quick-start-dot{cursor:pointer;background:#ffffff40;border:none;border-radius:50%;width:8px;height:8px;padding:0;transition:background .15s,width .15s}.quick-start-dot.active{background:#7c3aed;border-radius:5px;width:20px}.quick-start-actions{justify-content:space-between;align-items:center;display:flex}.quick-start-actions .modal-action-button{width:auto;padding:10px 20px}.quick-start-nav-buttons{gap:10px;display:flex}.export-preview-overlay{padding:20px}.export-preview-card{text-align:left;flex-direction:column;width:min(1280px,100%);height:min(92vh,100%);padding:0;display:flex;overflow:hidden}.export-preview-header{border-bottom:1px solid #94a3b82e;justify-content:space-between;align-items:flex-start;gap:14px;padding:18px 22px 14px;display:flex}.export-preview-heading{min-width:0}.export-preview-meta{color:#94a3b8;letter-spacing:.01em;margin-top:5px;font-size:12.5px}.export-preview-close{color:#334155;cursor:pointer;background:#fffffff5;border:0;border-radius:999px;flex:none;width:34px;height:34px;font-size:22px;line-height:1;box-shadow:0 8px 18px #0f172a14}.export-preview-close:hover{background:#fff}.issue-board-overlay{padding:20px}.issue-board-card{text-align:left;flex-direction:column;width:min(1100px,100%);height:min(90vh,100%);padding:0;display:flex;overflow:hidden}.issue-board-header{border-bottom:1px solid #94a3b82e}.issue-board-iframe-wrap{background:#0206178c;flex:auto;min-height:0}.issue-board-iframe{border:0;width:100%;height:100%;display:block}.export-preview-viewport{flex:auto;min-height:0;position:relative}.export-preview-body{scrollbar-gutter:stable;background:linear-gradient(45deg,#94a3b80f 25%,#0000 25% 75%,#94a3b80f 75%) 0 0/24px 24px,linear-gradient(45deg,#94a3b80f 25%,#0000 25% 75%,#94a3b80f 75%) 12px 12px/24px 24px,#0206178c;justify-content:safe center;align-items:safe center;padding:18px 22px;display:flex;position:absolute;inset:0;overflow:auto}.export-preview-paper{flex-direction:column;align-items:center;gap:16px;width:100%;max-width:100%;max-height:100%;display:flex}.export-preview-paper>.export-preview-blueprint-wrap{width:100%;position:relative}.export-preview-paper>.export-preview-blueprint-wrap>img{background:#fff;border-radius:6px;width:100%;height:auto;display:block;box-shadow:0 16px 48px #00000080}.export-preview-blueprint-hotspot{cursor:text;outline-offset:1px;background:0 0;border:none;border-radius:4px;outline:1.5px dashed #0000;margin:0;padding:0;transition:background .15s,outline-color .15s}.export-preview-blueprint-hotspot:hover,.export-preview-blueprint-hotspot:focus-visible{background:#2563eb24;outline-color:#2563eba6}.export-preview-blueprint-editor input{box-sizing:border-box;color:#16263d;background:#fff;border:1.5px solid #2563eb;border-radius:4px;outline:none;width:100%;height:100%;padding:2px 6px;font:700 13px Arial,system-ui,sans-serif;box-shadow:0 0 0 3px #2563eb33}.export-preview-recapture-control{z-index:2;color:#e2e8f0;cursor:pointer;background:#0f172ab8;border:1px solid #94a3b847;border-radius:12px;padding:8px 14px;font-size:12.5px;font-weight:800;transition:background .15s,transform .15s;position:absolute;top:14px;right:14px;box-shadow:0 8px 18px #0f172a59}.export-preview-recapture-control:hover{background:#2563eb8c;transform:translateY(-1px)}.export-preview-mode-toggle{z-index:2;background:#0f172ab8;border:1px solid #94a3b847;border-radius:12px;gap:4px;padding:4px;display:flex;position:absolute;top:14px;left:14px;box-shadow:0 8px 18px #0f172a59}.export-preview-mode-toggle button{color:#94a3b8;cursor:pointer;background:0 0;border:0;border-radius:8px;min-width:40px;padding:6px 12px;font-size:13px;font-weight:800;transition:background .15s,color .15s}.export-preview-mode-toggle button:hover{color:#e2e8f0}.export-preview-mode-toggle button.active{color:#fff;background:#2563eb}.export-preview-zoom-control{z-index:2;background:#0f172ab8;border:1px solid #94a3b847;border-radius:12px;align-items:center;gap:4px;padding:4px;display:flex;position:absolute;bottom:14px;right:14px;box-shadow:0 8px 18px #0f172a59}.export-preview-zoom-control button{color:#94a3b8;cursor:pointer;background:0 0;border:0;border-radius:8px;min-width:28px;padding:6px 10px;font-size:13px;font-weight:800;transition:background .15s,color .15s}.export-preview-zoom-control button:hover:not(:disabled){color:#e2e8f0;background:#94a3b829}.export-preview-zoom-control button:disabled{opacity:.35;cursor:not-allowed}.export-preview-zoom-control .export-preview-zoom-percent{color:#e2e8f0;font-variant-numeric:tabular-nums;min-width:48px}.export-preview-footer{border-top:1px solid #94a3b82e;justify-content:space-between;align-items:center;gap:16px;padding:14px 22px 18px;display:flex}.export-preview-filename{text-overflow:ellipsis;white-space:nowrap;color:#94a3b8;min-width:0;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12.5px;overflow:hidden}.export-preview-actions{flex:none;margin-top:0}.export-preview-actions .modal-action-button{width:auto;min-width:116px}@media (width<=640px){.export-preview-footer{flex-direction:column;align-items:stretch}}.empty-state{text-align:center;color:#d8e1f2;place-content:center;padding:32px;display:grid;position:absolute;inset:0}.empty-icon{color:#6e85a8;margin-bottom:18px;font-size:78px;line-height:1}.empty-state h2{letter-spacing:-.03em;color:#f8fafc;margin:0 0 8px;font-size:clamp(22px,3vw,36px)}.empty-state p{color:#94a3b8;margin:0}.empty-state--with-recent{place-content:start center;padding-top:clamp(20px,7vh,72px);overflow-y:auto}.recent-projects{text-align:left;flex-direction:column;gap:8px;width:min(560px,100%);margin:30px auto 0;display:flex}.recent-projects-header{justify-content:space-between;align-items:baseline;gap:12px;margin-bottom:2px;display:flex}.recent-projects-title{color:#a9b6cb;letter-spacing:.08em;font-size:13px;font-weight:800}.recent-projects-clear-button{color:#7c93b5;cursor:pointer;background:0 0;border:0;flex:none;padding:2px 4px;font-size:12px;font-weight:700;transition:color .15s}.recent-projects-clear-button:hover{color:#f87171;text-decoration:underline}.recent-project-item{width:100%;color:inherit;text-align:left;cursor:pointer;background:#121b2aa8;border:1px solid #94a3b81f;border-radius:12px;align-items:center;gap:12px;padding:8px 12px;transition:transform .15s,border-color .15s,background .15s;display:flex}.recent-project-item:hover{background:#1e293bd1;border-color:#60a5fa57;transform:translateY(-1px)}.recent-project-thumb{background:repeating-conic-gradient(#94a3b838 0% 25%,#0f172a73 0% 50%) 0 0/12px 12px;border:1px solid #94a3b824;border-radius:8px;flex:none;justify-content:center;align-items:center;width:44px;height:44px;display:flex;overflow:hidden}.recent-project-thumb img{object-fit:contain;width:100%;height:100%;image-rendering:pixelated;display:block}.recent-project-thumb-fallback{color:#6e85a8;font-size:20px;line-height:1}.recent-project-info{flex-direction:column;gap:2px;min-width:0;display:flex}.recent-project-name{color:#e6edf8;text-overflow:ellipsis;white-space:nowrap;font-size:14px;font-weight:800;overflow:hidden}.recent-project-meta{color:#8fa1bb;font-size:12px}.hint-bar{color:#d1d5db;background:#ffffff12;border:1px solid #ffffff1a;border-radius:18px;padding:12px 16px;font-size:14px}.control-panel{min-width:0;min-height:0;transition:opacity .24s;position:relative;overflow:hidden}.workspace-main--panel-collapsed .control-panel{opacity:0;pointer-events:none}.panel-collapse-toggle{z-index:5;color:#9fb4d6;cursor:pointer;background:linear-gradient(#1a2538eb,#121b2af5);border:1px solid #94a3b824;border-radius:10px;place-items:center;width:30px;height:30px;padding:0;transition:color .18s,border-color .18s,background .18s,transform .18s;display:grid;position:absolute;top:4px;right:8px}.panel-collapse-toggle:hover{color:#f8fafc;background:linear-gradient(#223048f5,#162134fa);border-color:#5b8cff80}.panel-collapse-toggle:active{transform:translateY(1px)}.panel-expand-handle{z-index:40;color:#9fb4d6;cursor:pointer;opacity:0;pointer-events:none;background:linear-gradient(#162134f5,#0e1522fa);border:1px solid #94a3b829;border-right:0;border-radius:14px 0 0 14px;place-items:center;width:30px;height:64px;padding:0;transition:opacity .24s 80ms,transform .3s cubic-bezier(.4,0,.2,1) 80ms,color .18s,border-color .18s;display:grid;position:fixed;top:50%;right:0;transform:translate(100%,-50%);box-shadow:-10px 0 30px #00000057,inset 0 1px #ffffff0a}.panel-expand-handle--visible{opacity:1;pointer-events:auto;transform:translateY(-50%)}.panel-expand-handle:hover{color:#f8fafc;border-color:#5b8cff80}.control-panel-scroll{overscroll-behavior:contain;flex-direction:column;gap:14px;height:100%;min-height:0;padding-right:4px;display:flex;overflow-y:auto}.panel-card,.stats-card,.error-box{background:linear-gradient(#121b2afa,#0e1522fa);border:1px solid #94a3b81f;border-radius:20px;padding:16px;box-shadow:0 18px 42px #00000029,inset 0 1px #ffffff08}.field-label{color:#f8fafc;letter-spacing:.04em;margin-bottom:12px;font-size:13px;font-weight:800;display:block}.upload-zone{text-align:center;cursor:pointer;background:linear-gradient(#1c283adb,#141d2beb);border:1px dashed #94a3b83d;border-radius:16px;place-items:center;gap:8px;min-height:92px;padding:18px;transition:all .2s;display:grid}.upload-zone:hover,.upload-zone--dragover{background:linear-gradient(#1f2d42eb,#162232f5);border-color:#60a5fa7a}.upload-zone input{display:none}.upload-zone span{color:#d8e1f2;font-weight:800}.upload-zone-icon{color:#5b8cff;width:22px;height:22px;display:inline-flex}.upload-zone-icon svg{width:22px;height:22px}.upload-zone-label{font-size:16px}.upload-zone small{text-overflow:ellipsis;color:#93a5c0;max-width:100%;display:block;overflow:hidden}.segmented{background:#e5e7eb;border-radius:14px;grid-template-columns:1fr 1fr;margin-bottom:14px;padding:4px;display:grid}.segmented button{color:#4b5563;cursor:pointer;background:0 0;border:0;border-radius:11px;padding:10px;font-weight:800}.segmented button.active{color:#111827;background:#fff;box-shadow:0 6px 16px #0000001a}.grid-two{grid-template-columns:1fr 1fr;gap:10px;display:grid}.grid-two label span,.range-row span{color:#9aabc4;margin-bottom:6px;font-size:12px;font-weight:700;display:block}.grid-two input{color:#f8fafc;background:#0f172a80;border:1px solid #94a3b82e;border-radius:13px;outline:none;width:100%;padding:10px 12px}.grid-two input:focus{border-color:#3b82f6;box-shadow:0 0 0 3px #3b82f629}.grid-two input:disabled{color:#6b7280;background:#94a3b814}.microcopy{color:#8ea0ba;margin:10px 0 0;font-size:12px;line-height:1.6}.range-row{grid-template-columns:90px 1fr 62px;align-items:center;gap:12px;margin:12px 0;display:grid}.range-row span{margin:0}.range-row input{accent-color:#3b82f6;width:100%}.range-row b{text-align:right;color:#f8fafc;font-size:13px}.primary-button,.ghost-button{cursor:pointer;border:0;border-radius:14px;padding:13px 16px;font-weight:900;transition:transform .15s,opacity .15s,box-shadow .15s}.primary-button{color:#fff;background:linear-gradient(135deg,#2f66ff,#7c3aed);width:100%;margin-top:12px;box-shadow:0 14px 30px #5054ff4d}.ghost-button{color:#111827;background:#f9fafb}.primary-button:hover,.ghost-button:hover{transform:translateY(-1px)}.primary-button:disabled,.ghost-button:disabled{opacity:.45;cursor:not-allowed;transform:none}.disabled-card{opacity:.82}textarea{resize:vertical;color:#6b7280;background:#f9fafb;border:1px solid #d1d5db;border-radius:14px;width:100%;min-height:94px;padding:12px;line-height:1.5}.stats-card{flex-direction:column;gap:12px;display:flex}.stats-grid{grid-template-columns:repeat(3,minmax(min-content,1fr));gap:8px;display:grid}.stats-grid div{background:linear-gradient(#1d283af0,#141d2bf0);border:1px solid #94a3b81a;border-radius:16px;padding:14px 12px}.stats-card span{color:#95a5bf;margin-bottom:6px;font-size:12px;font-weight:700;display:block}.stats-card b{color:#f8fafc;white-space:nowrap;font-size:19px}.error-box{color:#991b1b;background:#fef2f2;border-color:#fecaca}.image-setup-overlay{z-index:80;align-items:stretch}.image-setup-card{color:#f8fafc;text-align:left;background:#0f172af5;border:1px solid #ffffff29;border-radius:26px;flex-direction:column;width:min(1240px,100%);max-height:min(880px,100%);margin:auto;padding:24px;display:flex;overflow:hidden;box-shadow:0 24px 64px #0000005c}.image-setup-title{letter-spacing:-.03em;text-align:center;margin:0 0 18px;font-size:clamp(20px,2.4vw,26px);font-weight:900}.image-setup-body{flex:1;grid-template-columns:minmax(0,1.5fr) minmax(280px,1fr);gap:20px;min-height:0;display:grid}.image-setup-preview{cursor:grab;touch-action:none;background:#e5e7eb;border:none;border-radius:20px;place-items:center;min-height:320px;padding:16px;display:grid;position:relative;overflow:hidden}.image-setup-preview:active{cursor:grabbing}.image-setup-preview-viewport{transform-origin:50%;width:100%;height:100%;position:absolute;inset:0}.image-setup-preview-image{object-fit:contain;image-rendering:auto;-webkit-user-select:none;user-select:none;pointer-events:none;width:100%;height:100%;position:absolute;inset:0}.image-setup-preview-placeholder{color:#6b7280;font-size:14px;font-weight:700}.image-setup-settings{flex-direction:column;gap:14px;min-height:0;padding-right:6px;display:flex;overflow-y:auto}.image-setup-actions{flex-shrink:0;gap:12px;margin-top:20px;display:flex}.image-setup-action-button{width:100%;margin-top:0}.image-setup-processing{color:#f8fafc;background:#0f172a52;border-radius:20px;place-items:center;font-weight:800;display:grid;position:absolute;inset:0}.image-crop-overlay{z-index:80}.image-crop-card{color:#f8fafc;text-align:left;background:#0f172af5;border:1px solid #ffffff29;border-radius:26px;flex-direction:column;width:min(1661px,98vw);height:calc(100dvh - 40px);margin:auto;padding:18px;display:flex;box-shadow:0 24px 64px #0000005c}.image-crop-title{letter-spacing:-.03em;text-align:center;flex-shrink:0;margin:0 0 18px;font-size:clamp(20px,2.4vw,26px);font-weight:900}.image-crop-stage{touch-action:none;background:#1e293b;border:1px solid #ffffff1f;border-radius:20px;flex:1;min-height:200px;position:relative;overflow:hidden}.image-crop-viewport{transform-origin:50%;width:100%;height:100%;position:absolute;inset:0}.image-crop-image{object-fit:contain;width:100%;height:100%;image-rendering:pixelated;-webkit-user-select:none;user-select:none;pointer-events:none;position:absolute;inset:0}.image-crop-mask{pointer-events:none;background:#0000008c;position:absolute}.image-crop-selection{cursor:move;touch-action:none;border:0;position:absolute;box-shadow:0 0 0 9999px #0000}.image-crop-handle{touch-action:none;background:#f8fafc;border:2px solid #2563eb;border-radius:50%;width:16px;height:16px;margin:-8px;position:absolute}.image-crop-handle-tl{cursor:nwse-resize;top:0;left:0}.image-crop-handle-tr{cursor:nesw-resize;top:0;left:100%}.image-crop-handle-bl{cursor:nesw-resize;top:100%;left:0}.image-crop-handle-br{cursor:nwse-resize;top:100%;left:100%}.image-crop-handle-t{cursor:ns-resize;top:0;left:50%}.image-crop-handle-b{cursor:ns-resize;top:100%;left:50%}.image-crop-handle-l{cursor:ew-resize;top:50%;left:0}.image-crop-handle-r{cursor:ew-resize;top:50%;left:100%}.canvas-resize-workspace{pointer-events:none;background-color:#0f172a;background-image:linear-gradient(45deg,#94a3b81f 25%,#0000 25% 75%,#94a3b81f 75%),linear-gradient(45deg,#94a3b81f 25%,#0000 25% 75%,#94a3b81f 75%);background-position:0 0,8px 8px;background-size:16px 16px;border:1px dashed #94a3b880;position:absolute}.canvas-resize-content{image-rendering:pixelated;-webkit-user-select:none;user-select:none;pointer-events:none;position:absolute}.canvas-resize-grid{pointer-events:none;background-image:linear-gradient(to right, #94a3b8e6 var(--grid-line-major,2px), transparent var(--grid-line-major,2px)), linear-gradient(to bottom, #94a3b8e6 var(--grid-line-major,2px), transparent var(--grid-line-major,2px)), linear-gradient(to right, #94a3b873 var(--grid-line,1px), transparent var(--grid-line,1px)), linear-gradient(to bottom, #94a3b873 var(--grid-line,1px), transparent var(--grid-line,1px));position:absolute}.image-crop-info{color:#cbd5e1;text-align:center;flex-shrink:0;margin:14px 0 0;font-size:14px;font-weight:700}@media (width<=980px){.image-crop-card{height:calc(100dvh - 40px)}.image-crop-stage{min-height:200px}}@media (width<=640px){.image-crop-card .image-setup-actions{flex-wrap:wrap}.image-crop-card .image-setup-action-button{flex:calc(50% - 6px)}}@media (width<=980px){.image-setup-card{max-height:96dvh}.image-setup-body{grid-template-columns:1fr;overflow-y:auto}.image-setup-preview{min-height:280px}}@media (width<=560px){.image-setup-overlay,.image-crop-overlay{padding:0}.image-setup-card,.image-crop-card{border-radius:0;width:100vw;max-width:100vw;height:100dvh;max-height:100dvh;padding:12px}.image-setup-title,.image-crop-title{margin-bottom:10px;font-size:18px}.image-setup-preview{min-height:200px}.image-setup-actions{flex-wrap:wrap;gap:8px}.image-setup-action-button{flex:calc(50% - 4px)}}@media (pointer:coarse){.image-crop-handle:before{content:"";position:absolute;inset:-12px}}@media (width>=561px) and (width<=980px){.workspace-main{grid-template-columns:minmax(0,1fr) minmax(300px,340px)}.workspace-topbar{grid-template-columns:auto minmax(0,1fr)}}@media (width<=560px){.app-shell{grid-template-rows:auto auto;height:auto;min-height:100vh;overflow:visible}.workspace-topbar,.workspace-main{grid-template-columns:1fr}.workspace-toolbar{flex-direction:column}.workspace-toolbar-group{border-top:1px solid #94a3b814;border-left:0}.workspace-toolbar-group:first-child{border-top:0}.viewport-footer{flex-direction:column;align-items:stretch}.workspace-topbar{padding:8px}.workspace-brand-card{padding:12px 14px}.workspace-toolbar-heading{flex-wrap:wrap;gap:8px}.workspace-toolbar-name{max-width:100%}.workspace-toolbar-actions{flex-wrap:wrap;gap:8px}.workspace-tool-button{justify-content:center;width:100%}.grid-two,.stats-grid,.range-row{grid-template-columns:1fr}.canvas-zoom-bar{flex-wrap:wrap;justify-content:center;width:100%}.canvas-zoom-slider{width:min(100%,180px)}.viewport-shell{border-radius:18px;min-height:50vh}.panel-card,.stats-card,.error-box{border-radius:18px}.modal-action-row{flex-direction:column}}.select-input{color:#f8fafc;background:linear-gradient(#192434f5,#121b29fa);border:1px solid #94a3b829;border-radius:14px;outline:none;width:100%;padding:11px 12px;font-weight:800}.select-input option{color:#f8fafc;background:#0f172a}.select-input:focus{border-color:#3b82f6;box-shadow:0 0 0 3px #3b82f624}.algorithm-note{color:#4b5563;background:#f3f4f6;border-radius:14px;margin:10px 0 0;padding:11px 12px;font-size:12px;line-height:1.55}.algorithm-note b{color:#111827}.secondary-button{cursor:pointer;color:#111827;background:#fff;border:1px solid #cbd5e1;border-radius:14px;width:100%;margin-top:10px;padding:12px 14px;font-weight:900;transition:transform .15s,opacity .15s,border-color .15s}.secondary-button:hover{border-color:#2563eb;transform:translateY(-1px)}.secondary-button:disabled{opacity:.45;cursor:not-allowed;transform:none}.brand-palette-button{margin-top:12px}.preview-window{z-index:36;color:#f8fafc;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:linear-gradient(#0f172aeb 0%,#1e293be0 100%);border:1px solid #ffffff24;border-radius:24px;flex-direction:column;width:min(480px,100vw - 24px);max-height:min(90vh,700px);display:flex;position:fixed;overflow:hidden;box-shadow:0 30px 70px #02061759}.preview-window-header{cursor:grab;-webkit-user-select:none;user-select:none;touch-action:none;background:linear-gradient(135deg,#ffffff14,#ffffff05);border-bottom:1px solid #94a3b833;justify-content:space-between;align-items:center;gap:12px;padding:16px 18px 12px;display:flex}.preview-window-header:active{cursor:grabbing}.preview-window-title{letter-spacing:.02em;font-size:15px;font-weight:900}.preview-window-subtitle{color:#cbd5e1;margin-top:4px;font-size:12px}.preview-window-close{color:#334155;cursor:pointer;background:#fffffff5;border:0;border-radius:999px;width:34px;height:34px;font-size:22px;line-height:1;box-shadow:0 8px 18px #0f172a14}.preview-window-fullscreen{color:#334155;cursor:pointer;background:#fffffff5;border:0;border-radius:999px;flex-shrink:0;justify-content:center;align-items:center;width:34px;height:34px;display:inline-flex;box-shadow:0 8px 18px #0f172a14}.preview-window-fullscreen:hover,.preview-window-close:hover{background:#fff}.preview3d-header-actions{flex-shrink:0;align-items:center;gap:8px;display:flex}.preview-window-body{flex-direction:column;flex:1;gap:10px;min-height:0;padding:14px;display:flex;overflow-y:auto}.preview-row{border-radius:18px;flex-shrink:0;justify-content:space-between;align-items:center;gap:14px;min-height:68px;padding:14px 15px;display:flex}.preview-row-active{background:#ffffff14;border:1px solid #94a3b83d}.preview-row-stack{flex-direction:column;align-items:stretch}.preview-group{background:#ffffff0a;border:1px solid #94a3b847;border-radius:22px;flex-direction:column;flex-shrink:0;gap:6px;padding:8px;display:flex}.preview-inline-toggle{justify-content:space-between;align-items:center;gap:14px;width:100%;display:flex}.preview-row-placeholder{background:#0f172a5c;border:1px dashed #94a3b83d}.preview-row-copy{min-width:0}.preview-row-title{font-size:14px;font-weight:900;display:block}.preview-row-note{color:#cbd5e1;margin-top:4px;font-size:12px;line-height:1.45;display:block}.preview-switch-wrap{flex:none;position:relative}.preview-switch-input{opacity:0;cursor:pointer;position:absolute;inset:0}.preview-switch{background:#94a3b859;border:1px solid #ffffff2e;border-radius:999px;width:60px;height:34px;transition:background .18s,border-color .18s;display:block;position:relative;box-shadow:inset 0 0 0 1px #0f172a2e}.preview-switch:after{content:"";background:#fff;border-radius:999px;width:24px;height:24px;transition:transform .18s;position:absolute;top:4px;left:4px;box-shadow:0 4px 12px #0f172a38}.preview-switch-input:checked+.preview-switch{background:linear-gradient(135deg,#34d399,#60a5fa);border-color:#ffffff5c}.preview-switch-input:checked+.preview-switch:after{transform:translate(26px)}.preview-switch-input:focus-visible+.preview-switch{outline-offset:2px;outline:3px solid #60a5fa61}.preview-number-row{color:#cbd5e1;border-top:1px solid #94a3b82e;justify-content:space-between;align-items:center;gap:12px;margin-top:12px;padding-top:12px;font-size:12px;font-weight:700;display:flex}.preview-number-input{color:#f8fafc;text-align:center;background:#0f172a6b;border:1px solid #94a3b847;border-radius:12px;outline:none;width:88px;padding:9px 10px;font-weight:800}.preview-number-input:focus{border-color:#60a5fab3;box-shadow:0 0 0 3px #60a5fa2e}.preview-number-input:disabled{opacity:.45;cursor:not-allowed}.preview-color-row{color:#cbd5e1;border-top:1px solid #94a3b82e;justify-content:space-between;align-items:center;gap:12px;margin-top:12px;padding-top:12px;font-size:12px;font-weight:700;display:flex}.preview-color-control{align-items:center;gap:10px;display:flex}.preview-color-input{cursor:pointer;background:#0f172a6b;border:1px solid #94a3b847;border-radius:10px;width:44px;height:32px;padding:0}.preview-color-value{text-align:right;color:#f8fafc;letter-spacing:.04em;min-width:72px;font-size:12px}.led-alt-color-input{cursor:pointer;background:#0f172a6b;border:1px solid #94a3b847;border-radius:12px;flex:none;width:42px;height:42px;padding:2px;transition:opacity .15s,border-color .15s}.led-alt-color-input:hover:not(:disabled){border-color:#60a5fa73}.led-alt-color-input:disabled{opacity:.4;cursor:not-allowed}.led-brightness-control{background:#0f172a6b;border:1px solid #94a3b847;border-radius:12px;flex:none;align-items:center;gap:8px;min-height:42px;padding:0 12px;display:inline-flex}.led-brightness-label{color:#a9b6cb;letter-spacing:.04em;font-size:12px;font-weight:800}.led-brightness-value{text-align:right;color:#e6edf8;font-variant-numeric:tabular-nums;min-width:24px;font-size:12px;font-weight:800}.led-brightness-slider{cursor:pointer;accent-color:#60a5fa;background:0 0;flex:none;width:100px;height:4px}.led-brightness-slider:disabled{opacity:.4;cursor:not-allowed}.preview-placeholder-badge{white-space:nowrap;color:#cbd5e1;letter-spacing:.04em;background:#94a3b829;border-radius:999px;flex:none;padding:7px 10px;font-size:11px;font-weight:800}.preview-segmented{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin-top:12px;display:grid}.preview-segmented button{color:#cbd5e1;cursor:pointer;background:#0f172a5c;border:1px solid #94a3b847;border-radius:14px;padding:11px 12px;font-weight:800;transition:transform .15s,border-color .15s,background .15s,color .15s}.preview-segmented button:hover{border-color:#60a5fa8c;transform:translateY(-1px)}.preview-segmented button.active{color:#f8fafc;background:linear-gradient(135deg,#34d39938,#60a5fa38);border-color:#ffffff57;box-shadow:inset 0 0 0 1px #ffffff14}.drawing-window{z-index:38;color:#f8fafc;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:linear-gradient(#0f172af0 0%,#1e293beb 48%,#111827f5 100%);border:1px solid #ffffff24;border-radius:18px;flex-direction:column;width:92px;max-height:calc(100dvh - 24px);display:flex;position:fixed;overflow:hidden;box-shadow:0 24px 48px #02061752}.drawing-window-header{cursor:grab;-webkit-user-select:none;user-select:none;touch-action:none;background:linear-gradient(135deg,#60a5fa2e,#34d3991a);border-bottom:1px solid #94a3b833;flex:none;justify-content:space-between;align-items:center;gap:8px;padding:8px 8px 7px;display:flex}.drawing-window-header:active{cursor:grabbing}.drawing-window-title{letter-spacing:.08em;text-transform:uppercase;color:#cffafe;font-size:11px;font-weight:900}.drawing-window-close{color:#e2e8f0;cursor:pointer;background:#ffffff1f;border:0;border-radius:8px;width:24px;height:24px;font-size:16px;line-height:1;box-shadow:inset 0 0 0 1px #ffffff14}.drawing-window-body{scrollbar-width:thin;scrollbar-color:#94a3b866 transparent;flex:auto;justify-items:center;gap:8px;min-height:0;padding:10px 8px 8px;display:grid;overflow-y:auto}.drawing-window-body::-webkit-scrollbar{width:6px}.drawing-window-body::-webkit-scrollbar-track{background:0 0}.drawing-window-body::-webkit-scrollbar-thumb{background:#94a3b859;border-radius:999px}.drawing-window-body::-webkit-scrollbar-thumb:hover{background:#94a3b88c}.drawing-tool-rail{justify-items:center;gap:8px;width:100%;display:grid}.drawing-tool-button{color:#e2e8f0;cursor:pointer;text-align:center;background:#0f172a52;border:1px solid #94a3b829;border-radius:14px;justify-items:center;gap:4px;width:100%;padding:8px 4px 7px;transition:transform .15s,border-color .15s,background .15s;display:grid;position:relative}.drawing-tool-multilayer-badge{color:#f8fcff;pointer-events:none;background:linear-gradient(135deg,#2563eb,#10b981);border:1px solid #fff6;border-radius:50%;place-items:center;width:16px;height:16px;display:grid;position:absolute;top:-5px;left:-5px;box-shadow:0 1px 4px #0006}.drawing-tool-multilayer-badge svg{width:10px;height:10px;display:block}.drawing-tool-button:hover{border-color:#60a5fa73;transform:translateY(-1px)}.drawing-tool-button.active{background:linear-gradient(135deg,#2563eb57,#10b9813d);border-color:#7dd3fc6b;box-shadow:inset 0 0 0 1px #ffffff14}.drawing-tool-icon{color:#e5eef9;background:#ffffff1a;border:1px solid #ffffff14;border-radius:12px;place-items:center;width:38px;height:38px;line-height:1;display:grid}.drawing-tool-icon svg{width:21px;height:21px;display:block}.drawing-tool-button.active .drawing-tool-icon{color:#f8fcff;background:#ffffff21;border-color:#bfdbfe2e}.drawing-tool-label{color:#d1d5db;font-size:11px;font-weight:900;display:block}.drawing-color-button{color:#e2e8f0;cursor:pointer;text-align:center;background:#0f172a52;border:1px dashed #94a3b838;border-radius:14px;justify-items:center;gap:6px;width:100%;padding:8px 4px 7px;display:grid}.drawing-color-swatch{border:1px solid #ffffff4d;border-radius:8px;width:36px;height:36px;box-shadow:inset 0 0 0 1px #0f172a1f}.drawing-color-swatch-transparent{background-color:#f8fafc;background-image:linear-gradient(45deg,#e5e7eb 25%,#0000 25% 75%,#e5e7eb 75%,#e5e7eb),linear-gradient(45deg,#e5e7eb 25%,#0000 25% 75%,#e5e7eb 75%,#e5e7eb);background-position:0 0,8px 8px;background-size:16px 16px}.drawing-color-label{font-size:11px;font-weight:900;display:block}.drawing-color-code{letter-spacing:.06em;color:#cbd5e1}.drawing-action-group{gap:6px;width:100%;display:grid}.drawing-action-button{color:#94a3b8;letter-spacing:.04em;cursor:not-allowed;opacity:.88;background:#0f172a33;border:1px dashed #94a3b833;border-radius:12px;width:100%;padding:8px 4px;font-size:11px;font-weight:900}.drawing-action-button-enabled{color:#e2e8f0;cursor:pointer;opacity:1;background:linear-gradient(135deg,#2563eb33,#10b9811f);border-style:solid;border-color:#7dd3fc47;transition:transform .15s,border-color .15s,box-shadow .15s,background .15s}.drawing-action-button-enabled:hover{border-color:#60a5fa85;transform:translateY(-1px);box-shadow:inset 0 0 0 1px #ffffff0f,0 10px 18px #0f172a29}.drawing-action-button-flashing{background:linear-gradient(135deg,#3b82f675,#34d39957);border-color:#ffffffad;box-shadow:inset 0 0 0 1px #ffffff29,0 0 0 2px #7dd3fc38}.drawing-action-button:disabled{box-shadow:inset 0 0 0 1px #ffffff0a}@media (width>=561px) and (height<=1080px){.drawing-window{width:176px}.drawing-tool-rail,.drawing-action-group{grid-template-columns:repeat(2,1fr)}}.palette-window{--palette-cols:10;--palette-brand-cols:8;--palette-gap:4px;--palette-padding:8px;--palette-window-width:min(320px, calc(100vw - 24px));--palette-brand-swatch-size:calc((var(--palette-window-width) - var(--palette-padding) * 2 - (var(--palette-brand-cols) - 1) * var(--palette-gap)) / var(--palette-brand-cols));--palette-used-swatch-size:calc(var(--palette-brand-swatch-size) * 2);z-index:40;width:var(--palette-window-width);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);background:#fffffff5;border:1px solid #cbd5e1f2;border-radius:22px;flex-direction:column;max-height:calc(100dvh - 24px);display:flex;position:fixed;overflow:hidden;box-shadow:0 28px 80px #0f172a47}.palette-window-header{cursor:grab;-webkit-user-select:none;user-select:none;touch-action:none;background:linear-gradient(135deg,#eff6ff,#f8fafc);border-bottom:1px solid #e2e8f0;justify-content:space-between;align-items:center;gap:12px;padding:14px 16px;display:flex}.palette-window-header:active{cursor:grabbing}.palette-window-heading{align-items:center;gap:12px;min-width:0;display:flex}.palette-window-grip{color:#94a3b8;flex:none;display:inline-flex}.palette-window-title{color:#111827;font-size:15px;font-weight:900}.palette-window-meta{color:#64748b;margin-top:2px;font-size:12px}.palette-window-close{color:#334155;cursor:pointer;background:#fff;border:0;border-radius:999px;width:34px;height:34px;font-size:22px;line-height:1;box-shadow:0 8px 18px #0f172a14}.palette-window-body{height:600px;min-height:0;max-height:calc(100dvh - 168px);padding:var(--palette-padding);background:radial-gradient(circle at 0 0,#bfdbfe61,#0000 32%),linear-gradient(#f8fafc 0%,#eef2f7 100%);flex:auto;align-content:start;gap:16px;display:grid;overflow:auto}.palette-section{gap:10px;display:grid}.palette-section-header{justify-content:space-between;align-items:baseline;gap:12px;display:flex}.palette-section-toggle{cursor:pointer;text-align:left;font:inherit;background:0 0;border:0;align-items:center;margin:0;padding:2px 0}.palette-section-caret{color:#64748b;font-size:12px;line-height:1;transition:transform .18s}.palette-section-caret.is-collapsed{transform:rotate(-90deg)}.palette-section-title{color:#111827;letter-spacing:.03em;font-size:13px;font-weight:900}.palette-series-select{color:#334155;cursor:pointer;appearance:none;background-color:#fff;background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12' fill='none' stroke='%23475569' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'><path d='M3 4.5 6 7.5 9 4.5'/></svg>");background-position:right 12px center;background-repeat:no-repeat;border:1px solid #94a3b88c;border-radius:999px;justify-self:start;min-width:128px;max-width:100%;padding:6px 30px 6px 12px;font-size:12px;font-weight:800;line-height:1.2;transition:border-color .15s,box-shadow .15s}.palette-series-select:hover{border-color:#3b82f68c}.palette-series-select:focus-visible{border-color:#3b82f6;outline:none;box-shadow:0 0 0 3px #3b82f638}.palette-window-footer{background:#f8fafceb;border-top:1px solid #e2e8f0;flex:none;justify-content:space-between;align-items:center;gap:12px;padding:10px 16px;font-size:12px;display:flex}.palette-footer-hint{color:#64748b}.palette-footer-count{color:#334155;font-weight:800}.palette-section-meta{color:#64748b;font-size:12px}.palette-empty{color:#64748b;text-align:center;background:#ffffff8c;border:1px dashed #94a3b866;border-radius:14px;padding:12px;font-size:12px}.palette-grid{grid-template-columns:repeat(var(--palette-brand-cols), minmax(0, var(--palette-brand-swatch-size)));gap:var(--palette-gap);justify-content:start;display:grid}.palette-grid-used{grid-template-columns:repeat(4, minmax(0, var(--palette-used-swatch-size)));justify-content:start}.palette-swatch{width:var(--palette-brand-swatch-size);height:var(--palette-brand-swatch-size);cursor:pointer;background-clip:padding-box;border:1px solid #ffffffbf;border-radius:6px;justify-content:center;align-items:center;padding:6px;transition:transform .15s,box-shadow .15s,border-color .15s;display:flex;box-shadow:inset 0 -12px 26px #0f172a24,0 8px 18px #0f172a14}.palette-grid-used .palette-swatch{width:var(--palette-used-swatch-size);height:var(--palette-used-swatch-size);border-radius:10px}.palette-swatch-transparent{color:#0f172a;background-color:#f8fafc;background-image:linear-gradient(45deg,#e5e7eb 25%,#0000 25% 75%,#e5e7eb 75%,#e5e7eb),linear-gradient(45deg,#e5e7eb 25%,#0000 25% 75%,#e5e7eb 75%,#e5e7eb);background-position:0 0,8px 8px;background-size:16px 16px}.palette-swatch:hover{transform:translateY(-1px)}.palette-swatch.active{border-color:#0f172ae0;box-shadow:inset 0 0 0 2px #ffffffb8,0 0 0 3px #3b82f652,inset 0 -12px 26px #0f172a24,0 8px 18px #0f172a14}.palette-swatch-code{text-align:center;letter-spacing:.01em;text-shadow:0 1px 2px #0f172a2e;justify-content:center;align-items:center;width:100%;height:100%;font-size:10px;font-weight:900;display:flex}@media (width<=560px){.topbar-actions{flex-wrap:wrap;justify-content:flex-start;width:100%}.drawing-window{width:92px}.preview-window{width:calc(100vw - 24px)}.palette-window{--palette-window-width:calc(100vw - 24px)}}.preview3d-overlay{z-index:90;background:#000000bf;padding:0;display:block}.preview3d-canvas-container{transition:background .18s;position:absolute;inset:0}.preview3d-canvas-container canvas{width:100%;height:100%;display:block}.preview3d-window{z-index:92;color:#f8fafc;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);background:linear-gradient(#0f172af2,#1e293beb);border:1px solid #ffffff24;border-radius:20px;flex-direction:column;width:460px;max-width:calc(100vw - 24px);display:flex;position:fixed;overflow:hidden;box-shadow:0 30px 70px #02061773}.preview3d-window-header{cursor:grab;-webkit-user-select:none;user-select:none;touch-action:none;background:linear-gradient(135deg,#ffffff14,#ffffff05);border-bottom:1px solid #94a3b833;justify-content:space-between;align-items:center;gap:12px;padding:12px 16px;display:flex}.preview3d-window-header:active{cursor:grabbing}.preview3d-window-body{width:100%;height:320px;position:relative}.preview3d-window-toolbar{scrollbar-width:thin;scrollbar-color:#94a3b833 transparent;background:#090e1880;border-top:1px solid #94a3b824;flex-direction:row;align-items:flex-start;max-height:200px;padding:10px 14px;transition:transform .28s,max-height .28s,opacity .22s,padding .28s;display:flex;overflow-x:auto}.preview3d-window-toolbar.edit-hidden{opacity:0;pointer-events:none;border-top-color:#0000;max-height:0;padding-top:0;padding-bottom:0;overflow:hidden;transform:translateY(100%)}.preview3d-window-toolbar::-webkit-scrollbar{height:4px}.preview3d-window-toolbar::-webkit-scrollbar-track{background:0 0}.preview3d-window-toolbar::-webkit-scrollbar-thumb{background:#94a3b833;border-radius:2px}.preview3d-toolbar-section{flex-direction:column;flex-shrink:0;gap:6px;display:flex}.preview3d-toolbar-section+.preview3d-toolbar-section{border-left:1px solid #94a3b82e;margin-left:14px;padding-left:14px}.preview3d-window .preview3d-mode-switch{max-width:none;box-shadow:none;-webkit-backdrop-filter:none;backdrop-filter:none;background:0 0;border-radius:0;flex-wrap:nowrap;flex-shrink:0;gap:6px;margin:0;padding:0;position:static;inset:auto;transform:none}.preview3d-window .preview3d-controls{bottom:68px;left:12px;transform:none}.preview3d-window .preview3d-background-options{flex-wrap:nowrap}.preview3d-window.double{width:920px}.preview3d-window.double .preview3d-window-body{height:min(640px,70vh)}.preview3d-window.fullscreen{border-radius:0;width:100vw;max-width:none;height:100vh;inset:0}.preview3d-window.fullscreen .preview3d-window-body{flex:1;height:auto}.preview3d-window.fullscreen .preview3d-window-header,.preview3d-window.fullscreen .preview3d-window-header:active{cursor:default}.preview3d-close{color:#334155;cursor:pointer;background:#ffffffeb;border:0;border-radius:999px;width:40px;height:40px;font-size:24px;line-height:1;position:absolute;top:20px;right:20px;box-shadow:0 8px 18px #0f172a3d}.preview3d-background-panel{color:#f8fafc;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#0f172a8f;border-radius:18px;gap:10px;min-width:0;max-width:min(560px,100vw - 92px);padding:12px;display:grid;position:absolute;top:20px;left:20px;box-shadow:0 16px 36px #02061738}.preview3d-panel-label{color:#c9d5e7;letter-spacing:.08em;font-size:12px;font-weight:800}.preview3d-background-options{flex-wrap:wrap;gap:8px;display:flex}.preview3d-background-button{color:#cbd5e1;cursor:pointer;background:#0f172a5c;border:1px solid #94a3b847;border-radius:999px;align-items:center;gap:8px;min-height:38px;padding:8px 12px;font-size:13px;font-weight:800;transition:transform .15s,border-color .15s,background .15s,color .15s;display:inline-flex}.preview3d-background-button:hover{border-color:#60a5fa8c;transform:translateY(-1px)}.preview3d-background-button.active{color:#f8fafc;background:linear-gradient(135deg,#34d39938,#60a5fa38);border-color:#ffffff57;box-shadow:inset 0 0 0 1px #ffffff14}.preview3d-background-swatch{border:1px solid #ffffff2e;border-radius:999px;flex:none;width:14px;height:14px;box-shadow:inset 0 0 0 1px #ffffff0a}.preview3d-edit-bar{z-index:3;align-items:center;gap:8px;display:flex;position:absolute;top:12px;left:12px}.preview3d-edit-toggle{color:#e7edf7;cursor:pointer;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);background:#0f172a9e;border:1px solid #94a3b859;border-radius:12px;align-items:center;gap:6px;padding:8px 14px;font-size:13px;font-weight:700;transition:border-color .16s,background .16s,color .16s,box-shadow .16s;display:inline-flex}.preview3d-edit-toggle:hover{background:#1e293bb3;border-color:#60a5fa8c}.preview3d-edit-toggle.active{color:#f8fafc;background:#2563eb52;border-color:#60a5fa;box-shadow:0 0 0 1px #60a5fa99,0 0 18px #60a5fa73}.preview3d-transform-tools{-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);background:#0f172a9e;border:1px solid #94a3b859;border-radius:12px;align-items:center;gap:2px;padding:3px;display:inline-flex}.preview3d-transform-tools button{color:#c6d2e6;cursor:pointer;background:0 0;border:0;border-radius:9px;align-items:center;gap:5px;padding:6px 12px;font-size:13px;font-weight:700;transition:background .16s,color .16s,box-shadow .16s;display:inline-flex}.preview3d-transform-tools button:hover{color:#f8fafc;background:#94a3b824}.preview3d-transform-tools button.active{color:#f8fafc;background:#2563eb80;box-shadow:inset 0 0 0 1px #60a5fa99}.preview3d-transform-tools button:disabled{opacity:.35;cursor:default}.preview3d-transform-tools button:disabled:hover{color:#c6d2e6;background:0 0}.preview3d-history-tools{-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);background:#0f172a9e;border:1px solid #94a3b859;border-radius:12px;align-items:center;gap:2px;padding:3px;display:inline-flex}.preview3d-history-tools button{color:#c6d2e6;cursor:pointer;background:0 0;border:0;border-radius:9px;justify-content:center;align-items:center;padding:6px 9px;transition:background .16s,color .16s,opacity .16s;display:inline-flex}.preview3d-history-tools button:hover:not(:disabled){color:#f8fafc;background:#94a3b824}.preview3d-history-tools button:disabled{opacity:.35;cursor:default}.preview3d-history-tools button.active{color:#f8fafc;background:#2563eb80;box-shadow:inset 0 0 0 1px #60a5fa99}.preview3d-quick-rotate-panel{z-index:5;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#0f172ae0;border:1px solid #94a3b859;border-radius:14px;flex-direction:column;gap:6px;padding:8px;display:flex;position:absolute;box-shadow:0 14px 32px #02061773}.preview3d-normal-panel{padding-top:4px}.preview3d-normal-panel-header{color:#e2e8f0;letter-spacing:.06em;cursor:grab;-webkit-user-select:none;user-select:none;touch-action:none;border-bottom:1px solid #94a3b838;margin:-4px -8px 2px;padding:7px 12px 5px;font-size:12px;font-weight:800}.preview3d-normal-panel-header:active{cursor:grabbing}.preview3d-normal-layer-select{max-width:148px}.preview3d-quick-rotate-row{align-items:center;gap:4px;display:inline-flex}.preview3d-quick-rotate-row-center{justify-content:center}.preview3d-quick-rotate-row button{color:#c6d2e6;white-space:nowrap;cursor:pointer;background:#94a3b824;border:0;border-radius:9px;justify-content:center;align-items:center;min-width:40px;padding:6px 10px;font-size:12px;font-weight:700;transition:background .16s,color .16s,box-shadow .16s;display:inline-flex}.preview3d-quick-rotate-row button:hover{color:#f8fafc;background:#94a3b842}.preview3d-quick-rotate-row button.active{color:#f8fafc;background:#2563eb80;box-shadow:inset 0 0 0 1px #60a5fa99}.preview3d-quick-rotate-row button.preview3d-quick-rotate-cancel{color:#fca5a5}.preview3d-quick-rotate-row button.preview3d-quick-rotate-cancel:hover{color:#fecaca;background:#f871712e}.preview3d-quick-rotate-select-label{color:#c6d2e6;white-space:nowrap;align-items:center;gap:6px;font-size:12px;font-weight:700;display:inline-flex}.preview3d-quick-rotate-select{color:#f8fafc;cursor:pointer;background:#94a3b824;border:0;border-radius:8px;padding:4px 8px;font-size:12px;font-weight:700}.preview3d-quick-rotate-select:hover{background:#94a3b842}.preview3d-quick-rotate-select option{color:#111827;background:#fff;font-weight:600}.preview3d-quick-rotate-select:focus-visible{outline:none;box-shadow:0 0 0 2px #60a5fa99}.preview3d-view-presets{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);scrollbar-width:thin;scrollbar-color:#94a3b84d transparent;background:#090e18c7;border:1px solid #94a3b82e;border-radius:10px;align-items:center;gap:6px;max-width:calc(100% - 24px);padding:5px 8px;display:flex;position:absolute;bottom:12px;left:12px;overflow-x:auto}.preview3d-view-preset-button{cursor:pointer;background:0 0;border:1px solid #0000;border-radius:8px;flex:none;justify-content:center;align-items:center;width:30px;height:30px;padding:0;transition:background .15s,border-color .15s;display:flex}.preview3d-view-preset-button img{pointer-events:none;border-radius:6px;width:26px;height:26px;display:block}.preview3d-view-preset-button:hover{background:#60a5fa2e;border-color:#60a5fa73}.preview3d-view-preset-button.is-flashed{background:#60a5fa4d;border-color:#60a5fa}.preview3d-view-preset-divider{background:#94a3b847;flex:none;align-self:stretch;width:1px;margin:3px 1px}.preview3d-controls{color:#f8fafc;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#0f172a8f;border-radius:999px;gap:16px;padding:10px 18px;font-size:13px;font-weight:700;display:flex;position:absolute;bottom:20px;left:50%;transform:translate(-50%)}.preview3d-controls label{cursor:pointer;align-items:center;gap:6px;display:flex}.preview3d-mode-switch{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#0f172a94;border-radius:999px;gap:8px;padding:8px;display:inline-flex;position:absolute;bottom:70px;left:50%;transform:translate(-50%);box-shadow:0 12px 30px #0206173d}.preview3d-mode-switch button{color:#cbd5e1;cursor:pointer;background:#0f172a5c;border:1px solid #94a3b847;border-radius:999px;padding:10px 18px;font-size:13px;font-weight:800;transition:transform .15s,border-color .15s,background .15s,color .15s}.preview3d-mode-switch button:hover{border-color:#60a5fa8c;transform:translateY(-1px)}.preview3d-mode-switch button.active{color:#f8fafc;background:linear-gradient(135deg,#34d39938,#60a5fa38);border-color:#ffffff57;box-shadow:inset 0 0 0 1px #ffffff14}.preview3d-hint{color:#f8fafccc;letter-spacing:.04em;text-align:center;pointer-events:none;font-size:12px;position:absolute;bottom:126px;left:50%;transform:translate(-50%)}@media (width<=560px){.preview3d-background-panel{max-width:none;top:16px;left:16px;right:68px}.preview3d-background-options{gap:6px}.preview3d-background-button{flex:calc(50% - 6px);justify-content:center}}