:root{--bg:#f6f6f7;--panel-bg:#fff;--panel-border:#e4e5e9;--text:#24292f;--text-dim:#6a737d;--accent:#2f7df6;--accent-soft:#2f7df61f;--btn-hover:#eceef1;--canvas-bg:#fff;--grid-line:#00000029;--grid-axis:#00000047;--card-shadow:0 4px 18px #14182014;font-family:Segoe UI,system-ui,-apple-system,sans-serif;font-size:13px}:root[data-theme=dark]{--bg:#1b1d21;--panel-bg:#24272c;--panel-border:#34383f;--text:#dfe2e6;--text-dim:#8b929b;--accent:#4a90ff;--accent-soft:#4a90ff2e;--btn-hover:#2f333a;--canvas-bg:#fff;--grid-line:#00000029;--grid-axis:#0000004d;--card-shadow:0 4px 18px #0006}*{box-sizing:border-box}html,body,#root{height:100%;margin:0;overflow:hidden}body{background:var(--bg);color:var(--text);overscroll-behavior:none;-webkit-tap-highlight-color:transparent}.app{flex-direction:column;height:100dvh;display:flex}.app-main{flex:1;min-height:0;display:flex}.topbar{padding:calc(6px + env(safe-area-inset-top,0px)) calc(10px + env(safe-area-inset-right,0px)) 6px calc(10px + 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0;border:none;border-radius:4px;padding:1px 3px;font-size:11px}.object-actions button:hover{background:var(--btn-hover);color:var(--text)}.object-actions button.flag-on{color:var(--accent)}.statusbar{padding:5px calc(12px + env(safe-area-inset-right,0px)) calc(5px + env(safe-area-inset-bottom,0px)) calc(12px + env(safe-area-inset-left,0px));background:var(--panel-bg);border-top:1px solid var(--panel-border);color:var(--text-dim);-webkit-user-select:none;user-select:none;white-space:nowrap;align-items:center;gap:18px;font-size:12px;display:flex;overflow:hidden}.statusbar>span{flex:none}.status-coords{font-variant-numeric:tabular-nums;min-width:130px}.status-zoom{min-width:44px}.status-msg{text-overflow:ellipsis;flex:0 auto;min-width:0;overflow:hidden}.preview3d-dialog{flex-direction:column;width:min(96vw,1240px);height:min(92vh,860px);padding:12px 14px;display:flex}.preview3d-header{flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:8px;display:flex}.preview3d-header 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var(--panel-border);justify-content:space-between;align-items:center;padding:12px 16px 8px;font-size:16px;font-weight:600;display:flex}.mm-close{background:var(--btn-hover);width:36px;height:36px;color:var(--text);cursor:pointer;border:none;border-radius:50%;font-size:15px}.mobile-menu-body{-webkit-overflow-scrolling:touch;padding:4px 10px calc(14px + env(safe-area-inset-bottom,0px));overflow-y:auto}.mm-section{border-bottom:1px solid var(--panel-border)}.mm-section:last-child{border-bottom:none}.mm-section-head{width:100%;color:var(--text);text-align:left;cursor:pointer;background:0 0;border:none;justify-content:space-between;align-items:center;padding:13px 8px;font-size:15px;font-weight:600;display:flex}.mm-section-head.static{cursor:default}.mm-chevron{color:var(--text-dim);font-size:13px}.mm-items{flex-direction:column;padding:0 0 8px;display:flex}.mm-items button{text-align:left;color:var(--text);cursor:pointer;background:0 0;border:none;border-radius:8px;padding:11px 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148px;gap:4px;padding-right:10px;display:flex}.settings-nav button{text-align:left;color:var(--text);cursor:pointer;background:0 0;border:none;border-radius:8px;padding:9px 10px;font-size:13px}.settings-nav button:hover{background:var(--accent-soft)}.settings-nav button.active{background:var(--accent);color:#fff}.settings-panel{flex:1;min-width:0;padding:0 2px 4px 0;overflow:auto}.settings-section-hint{color:var(--muted,#6b7280);margin:0 0 10px;font-size:12px;line-height:1.4}.settings-cut-row{flex-wrap:wrap;margin-bottom:10px}.settings-hub-form .prop-field{margin-bottom:8px}.settings-about-name{margin:0 0 6px;font-size:15px;font-weight:600}.settings-build{color:var(--text-dim,#6b7280);margin:12px 0 0;font-size:12px}.settings-build code{word-break:break-all;font-size:11px}.settings-dialog .mm-row{font-size:13px}@media (width<=560px){.settings-page-body{flex-direction:column}.settings-nav{border-right:none;border-bottom:1px solid var(--panel-border);flex-flow:wrap;flex:none;gap:6px;padding:0 0 10px}.settings-nav button{padding:7px 10px;font-size:12px}}.mm-switch{flex:none;width:46px;height:27px;position:relative}.mm-switch input{opacity:0;cursor:pointer;margin:0;position:absolute;inset:0}.mm-switch .mm-knob{background:var(--panel-border);pointer-events:none;border-radius:14px;transition:background .15s;position:absolute;inset:0}.mm-switch .mm-knob:after{content:"";background:#fff;border-radius:50%;width:23px;height:23px;transition:transform .15s;position:absolute;top:2px;left:2px;box-shadow:0 1px 3px #00000059}.mm-switch.on .mm-knob{background:var(--accent)}.mm-switch.on .mm-knob:after{transform:translate(19px)}.mm-seg{background:var(--bg);border:1px solid var(--panel-border);border-radius:9px;gap:2px;padding:2px;display:inline-flex}.mm-seg button{color:var(--text-dim);cursor:pointer;background:0 0;border:none;border-radius:7px;padding:6px 13px;font-size:14px}.mm-seg button.on{background:var(--panel-bg);color:var(--text);font-weight:600;box-shadow:0 1px 3px #0000002e}.mm-zoom{gap:6px;display:inline-flex}.mm-zoom button{border:1px solid var(--panel-border);background:var(--bg);min-width:42px;height:38px;color:var(--text);cursor:pointer;border-radius:9px;font-size:16px}.panels-toggle{right:calc(14px + env(safe-area-inset-right,0px));bottom:calc(48px + env(safe-area-inset-bottom,0px));z-index:70;border:1px solid var(--panel-border);background:var(--accent);color:#fff;cursor:pointer;border-radius:50%;justify-content:center;align-items:center;width:46px;height:46px;font-size:19px;display:none;position:fixed;box-shadow:0 4px 14px #0000004d}.dialog{max-width:94vw;max-height:88vh;overflow-y:auto}.action-bar{left:50%;bottom:calc(38px + env(safe-area-inset-bottom,0px));z-index:60;gap:10px;display:flex;position:fixed;transform:translate(-50%)}.action-bar button{color:#fff;cursor:pointer;background:#24272c;border:none;border-radius:50%;justify-content:center;align-items:center;width:42px;height:42px;display:flex;box-shadow:0 4px 14px #0000004d}.action-bar button:hover{background:#3a3f47}.action-bar button.danger:hover{background:#d64545}@media (width>=821px) and (pointer:fine),(width>=821px) and (height>=501px){.toolbar{border:1px solid var(--panel-border);box-shadow:var(--card-shadow);border-radius:12px;align-self:flex-start;max-height:calc(100% - 20px);margin:10px 0 10px 10px}.right-panels{border:1px solid var(--panel-border);border-left:1px solid var(--panel-border);box-shadow:var(--card-shadow);border-radius:12px;max-height:calc(100% - 20px);margin:10px 10px 10px 0;overflow:hidden}.app-main{background:var(--bg);gap:10px}.canvas-container{border:1px solid var(--panel-border);border-radius:12px;margin:10px 0}.topbar{box-shadow:0 1px 0 var(--panel-border);border-bottom:none}}@media (width>=821px) and (width<=1180px){.title-text{display:none}.topbar{flex-wrap:nowrap;gap:1px}.app-title{margin-right:4px}.bar-btn{padding:5px 6px;font-size:12.5px}.bar-btn.icon-btn{padding:5px 7px;font-size:17px}.bar-sep{margin:0 1px}}@media (width<=820px),(pointer:coarse) and (height<=500px){.app-main{flex-direction:column}.mobile-only{align-items:center;gap:6px;display:inline-flex!important}.topbar{flex-wrap:nowrap;gap:4px;overflow:hidden}.bar-btn{flex:none;padding:9px 10px;font-size:15px}.menu-btn{border:1px solid var(--panel-border);border-radius:9px;font-weight:600}.bar-flex{flex:1 1 0}.toolbar{-webkit-overflow-scrolling:touch;border-right:none;border-top:1px solid var(--panel-border);padding:5px calc(6px + env(safe-area-inset-right,0px)) 5px calc(6px + env(safe-area-inset-left,0px));flex-direction:row;order:2;gap:2px;overflow:auto hidden}.canvas-container{order:1}.tool-group{flex-direction:row;flex:none;gap:2px}.tool-group+.tool-group{border-top:none;border-left:1px solid var(--panel-border);margin-top:0;margin-left:4px;padding-top:0;padding-left:6px}.tool-btn{flex:none;width:46px;height:46px}.tool-key{display:none}.right-panels{z-index:65;width:min(320px,86vw);padding-top:env(safe-area-inset-top,0px);padding-right:env(safe-area-inset-right,0px);transition:transform .2s;position:fixed;top:0;bottom:0;right:0;transform:translate(105%);box-shadow:-8px 0 24px #00000059}.right-panels.closed{display:flex}.right-panels.open{transform:none}.panels-toggle{display:flex}.panel-resizer{display:none}.props-panel{max-height:60%}.app-title{margin-right:2px;font-size:15px}.title-text,.hide-mobile{display:none!important}.panels-toggle{bottom:calc(96px + env(safe-area-inset-bottom,0px))}.action-bar{bottom:calc(100px + env(safe-area-inset-bottom,0px))}.dialog-wide{min-width:min(640px,92vw)}.statusbar{padding-top:3px;padding-bottom:calc(3px + env(safe-area-inset-bottom,0px));gap:10px;font-size:11px}.status-coords,.status-zoom{min-width:0}.status-msg{white-space:nowrap}}.tool-lib-dialog{flex-direction:column;max-height:min(640px,100vh - 40px);display:flex}.tool-default-field{margin:6px 0 10px}.tool-lib-scroll{flex:1;min-height:0;padding-right:4px;overflow-y:auto}.tool-row{border-bottom:1px solid var(--panel-border);align-items:center;gap:8px;padding:3px 2px;font-size:13px;display:flex}.tool-row:last-child{border-bottom:none}.tool-profile-badge{text-align:center;width:22px;color:var(--text-dim);flex:none;font-size:11px}.tool-row-name{text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0;overflow:hidden}.tool-row-actions{gap:4px;display:flex}.tool-add-btn{margin:8px 0 12px}.tool-draft{border:1px solid var(--panel-border);border-radius:10px;flex-direction:column;gap:8px;margin:8px 0 12px;padding:10px;display:flex}.tool-draft-actions{justify-content:flex-end;gap:8px;display:flex}.preview3d-warnings{background:color-mix(in srgb, #b45309 14%, var(--panel-bg));color:var(--text);border:1px solid #b45309;border-radius:8px;flex:none;margin:0 0 8px;padding:6px 10px;font-size:12.5px;line-height:1.5}.tool-row-mod{color:var(--accent)}.tool-draft-error{color:#b91c1c;margin:0;font-size:12.5px}.toolpath-overlay path{fill:none;stroke:#e0197d;stroke-width:1.2px;stroke-dasharray:7 3;opacity:.85;pointer-events:none}.toolpath-overlay path.toolpath-center{pointer-events:stroke}.toolpath-overlay path.toolpath-kerf{stroke:#e0197d;stroke-dasharray:none;stroke-linejoin:round;stroke-linecap:round;opacity:.16}.cam-dialog{max-width:460px}.cam-grid{grid-template-columns:1fr 1fr;gap:4px 12px;display:grid}.dialog-subtitle{margin:10px 0 4px;font-weight:600}.dialog-field{justify-content:space-between;align-items:center;gap:8px;padding:3px 0;font-size:12.5px;display:flex}.dialog-field input[type=number]{width:86px}.cam-summary{border-top:1px solid var(--panel-border);margin-top:10px;padding-top:8px;font-size:12.5px}.cam-tool-group{justify-content:space-between;gap:8px;padding:2px 0;display:flex}.cam-estimate{color:var(--text-dim);margin-top:4px}.cam-warning{color:#b45309;margin-top:4px}.pattern-kinds{gap:6px;margin-bottom:10px;display:flex}.pen-actions{background:var(--panel-bg);border:1px solid var(--panel-border);max-width:calc(100% - 16px);box-shadow:var(--card-shadow);z-index:5;border-radius:10px;flex-wrap:wrap;justify-content:center;gap:6px;padding:6px;display:flex;position:absolute;bottom:14px;left:50%;transform:translate(-50%)}.pen-actions button{border:1px solid var(--panel-border);background:var(--bg);color:var(--text);cursor:pointer;white-space:nowrap;border-radius:8px;padding:7px 12px;font-size:12.5px}.pen-actions button:first-child{background:var(--accent);border-color:var(--accent);color:#fff}.pen-actions button:disabled{opacity:.45;cursor:default}.pen-actions button:not(:disabled):not(:first-child):hover{background:var(--btn-hover)}@media (width<=480px){.pen-actions{gap:4px;padding:5px}.pen-actions button{padding:7px 8px;font-size:12px}}.origin-marker{pointer-events:none}.origin-marker line{stroke:var(--accent);stroke-width:1.5px;vector-effect:non-scaling-stroke}.origin-marker circle{fill:none;stroke:var(--accent);stroke-width:1.5px;vector-effect:non-scaling-stroke}.snap-mark{fill:none;stroke:var(--accent);stroke-width:1.5px;pointer-events:none}.snap-mark-grid{opacity:.55}