body:has(.cube-lab){background:#111315}body:has(.cube-dialog[open]){overflow:hidden}.method-switch{background:#232a2e;border-radius:24px;padding:3px;display:flex}.method-switch button{color:#a8b4b7;white-space:nowrap;background:0 0;border:0;border-radius:20px;padding:9px 14px;font-size:11px}.method-switch button[aria-pressed=true]{color:#f4ede2;background:#3c474c}.lab-learn-link{color:#c6c8bf;white-space:nowrap;align-items:center;gap:6px;font-size:11px;text-decoration:none;display:flex}.course-entry{color:#ffab85;border-bottom:1px solid #ffffff14;flex-wrap:wrap;align-items:center;gap:8px;padding:20px 0;font-size:18px;text-decoration:none;display:flex}.course-entry small{color:#99a8ab;flex-basis:100%;font-size:11px}.teaching-context{border-bottom:1px solid var(--cube-line);padding:22px 20px}.teaching-label{color:var(--cube-muted);letter-spacing:1px;font-size:11px}.teaching-context h2{margin:10px 0 20px;font-size:20px;font-weight:550;line-height:1.5}.teaching-context h3{margin:0 0 8px;font-size:15px;font-weight:500;line-height:1.6}.teaching-context p{color:var(--cube-muted);margin:0;font-size:13px;line-height:1.85}.teaching-context small{color:var(--cube-muted);font-size:11px}.teaching-group{margin:18px 0}.teaching-context .course-nudge{margin-top:18px}.cube-lab[data-method=beginner] .move-symbol>span{font-size:53px}.cube-lab[data-method=beginner] .move-symbol>svg{width:34px;height:34px}.cube-lab[data-method=beginner] .next-move-card h2{font-size:25px}.cube-lab[data-method=beginner] .next-move-card{margin:0}@media (min-width:851px){.cube-lab[data-method=beginner] .solve-panel{min-height:520px;max-height:calc(100dvh - 195px);overflow:auto}}@media (max-width:740px){.cube-lab .cube-header{grid-template-columns:1fr auto;height:auto;min-height:62px;padding-block:12px}.cube-lab .cube-header h1{justify-self:end}.cube-lab .cube-header-right{grid-column:1/-1;justify-content:space-between;margin-top:8px}.method-switch button{min-height:35px}.lab-learn-link{padding:7px 5px}}.cube-lab{--cube-bg:#111315;--cube-panel:#181b1e;--cube-text:#f4f3ed;--cube-muted:#909497;--cube-line:#ffffff14;--cube-accent:#ff683c;background:var(--cube-bg);width:100%;min-height:100dvh;color:var(--cube-text);--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;flex-direction:column;font-family:Arial,PingFang SC,Microsoft YaHei,sans-serif;display:flex}.cube-lab *,.cube-dialog *{box-sizing:border-box}.cube-header,.transport-bar{flex-shrink:0}.cube-lab button,.cube-dialog button{font:inherit;cursor:pointer;-webkit-tap-highlight-color:transparent;transition:background .16s,color .16s,border-color .16s}.cube-lab button:disabled,.cube-dialog button:disabled{opacity:.3;cursor:not-allowed}.cube-lab button,.cube-lab a,.cube-dialog button,.cube-dialog input{touch-action:manipulation}:is(.cube-lab :is(button,a,summary):focus-visible,.cube-dialog :is(button,input):focus-visible){outline-offset:4px;outline:2px solid #ff683c}.cube-header{z-index:12;grid-template-columns:1fr auto 1fr;align-items:center;height:68px;padding:0 32px;display:grid;position:relative}.cube-brand{white-space:nowrap;color:#f7f7f1;letter-spacing:-2px;align-items:center;gap:11px;width:fit-content;font-size:37px;font-weight:750;text-decoration:none;display:inline-flex}.cube-logo{object-fit:contain;filter:brightness(0)invert();flex-shrink:0;width:34px;height:34px}.cube-header h1{letter-spacing:2px;margin:0;font-size:26px;font-weight:600}.cube-header-right{justify-content:flex-end;align-items:center;gap:22px;display:flex}.net-toggle,.view-reset{color:#b8c0c2;white-space:nowrap;background:0 0;border:0;border-radius:24px;justify-content:center;align-items:center;gap:7px;padding:10px 12px;display:inline-flex;position:relative;font-size:12px!important}.net-toggle:hover,.view-reset:hover{color:#f3f4ef;background:#ffffff08}.net-toggle.active{color:#ffae89;background:#ff683c16;box-shadow:inset 0 0 0 1px #ff875b20}.net-toggle>svg{color:#9aa9b0}.net-toggle.active>svg{color:#ff936f}.view-reset{margin-left:7px}.view-reset:before{content:"";background:#ffffff18;width:1px;height:13px;position:absolute;top:50%;left:-4px;transform:translateY(-50%)}.stage-actions{-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);background:linear-gradient(145deg,#272e34bf,#171c20db);border:1px solid #ffffff0f;border-radius:30px;justify-content:flex-end;align-items:center;gap:0;padding:4px;display:flex;box-shadow:0 5px 18px #0002,inset 0 1px #ffffff07}.net-aside{border-left:1px solid #ffffff15;width:222px;padding-left:18px;position:absolute;top:50%;right:23px;transform:translateY(-50%)}.net-aside-heading{color:#98a3a6;justify-content:space-between;align-items:center;margin-bottom:15px;font-size:11px;display:flex}.net-aside-heading .icon-button{border:0;width:24px;height:24px}.net-aside .cube-net{gap:7px}.net-aside .net-tile{font-size:0;line-height:0}.net-enlarge{color:#bbc5c8;background:0 0;border:1px solid #ffffff1c;border-radius:4px;justify-content:center;align-items:center;gap:7px;width:100%;margin-top:17px;padding:8px 0;display:flex;font-size:11px!important}.net-enlarge:hover{color:#ff9b74;border-color:#ff683c70}.cube-stage-panel.has-net .cube-canvas{right:265px}.cube-stage-panel.has-net .stage-direction{left:calc(50% - 132.5px)}.cube-stage-panel.has-net .stage-orientation{right:265px}.cube-stage-panel.has-net .turn-controls{width:min(374px,100% - 293px);left:calc(50% - 132.5px)}.cube-dialog.net-dialog{width:min(780px,100vw - 40px)}.net-dialog .dialog-header{padding:20px 24px}.net-dialog .dialog-header h2{margin-top:8px;font-size:22px;line-height:1.2}.net-dialog-body{flex-direction:column;align-items:center;padding:20px 26px 22px;display:flex}.net-dialog-body .cube-net{gap:14px;width:min(100%,580px,max(220px,120dvh - 360px))}.net-dialog-body .net-face-label{margin-bottom:7px;font-size:12px}.net-dialog-body .net-grid{gap:4px}.net-dialog-body p{color:#a1abad;text-align:center;margin:22px 0 12px;font-size:12px;line-height:1.8}.net-orientation{color:#d3d7d3;gap:22px;font-size:12px;display:flex}.net-orientation span{align-items:center;gap:7px;display:flex}.edition{letter-spacing:1px;color:#c7c8c4;font-size:15px}.eyebrow{letter-spacing:1.8px;color:#858b8e;font-size:10px}.icon-button{color:#a8adaf;background:0 0;border:1px solid #ffffff1a;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:38px;height:38px;padding:0;display:inline-flex}.icon-button:hover:not(:disabled){color:#fff;background:#ffffff0d}.cube-workspace{flex:1;grid-template-columns:176px minmax(0,1fr) 330px;min-height:520px;display:grid}.face-rail{border-right:1px solid var(--cube-line);background:#16191b;flex-direction:column;padding:24px 20px;display:flex}.rail-label{color:#9fa5a5;margin:0 12px 13px;font-size:11px}.face-tabs{flex-direction:column;gap:clamp(4px,1.2vh,12px);display:flex}.face-tabs button{color:#b0b5b7;text-align:left;background:0 0;border:0;border-left:3px solid #ffffff08;align-items:center;gap:29px;padding:7px 14px;font-size:17px;display:flex;position:relative}.face-tabs button b{width:21px;font:600 23px Arial,sans-serif}.face-tabs button:hover{background:#ffffff04}.face-tabs button.active{color:#ff683c;border-color:#ff683c}.rail-import{margin-bottom:24px}.rail-import button{color:#ffb29a;border-color:#ff683c65;gap:9px;width:100%;padding:12px 9px;font-size:14px!important}.rail-import small{text-align:center;color:#a1aaae;white-space:nowrap;margin-top:9px;font-size:10px;display:block}.rail-guide{margin-top:auto;padding-top:22px}.rail-guide button{color:#b9c0c2;border-color:#ffffff20;width:100%;padding:11px 7px;font-size:12px!important}.cube-stage-panel{isolation:isolate;background:#111416;min-width:0;position:relative;overflow:hidden}.cube-canvas{touch-action:none;position:absolute;inset:42px 0 130px}.cube-canvas canvas{outline:none;width:100%;height:100%;display:block}.stage-topbar{z-index:2;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:12px;display:grid;position:absolute;top:21px;left:25px;right:23px}.state-badge{color:#a2aeb4;letter-spacing:.5px;font-size:12px}.state-badge.is-solved{color:#72c99a}.segmented{border:1px solid #ffffff2b;border-radius:28px;justify-self:center;padding:4px;display:flex}.segmented button{color:#aaa;background:0 0;border:0;border-radius:22px;justify-content:center;align-items:center;gap:7px;min-width:82px;padding:9px 15px;font-size:14px;display:flex}.segmented button.active{color:#141414;background:#ff683c}.stage-direction{color:#ff9b74;pointer-events:none;white-space:nowrap;background:#191d20ed;border:1px solid #ff875b36;border-radius:7px;align-items:center;gap:12px;padding:9px 16px 9px 11px;display:flex;position:absolute;bottom:92px;left:50%;transform:translate(-50%)}.stage-direction>b{border-right:1px solid #ff875b35;place-items:center;width:37px;height:37px;padding-right:10px;font:600 24px Arial,sans-serif;display:grid}.stage-direction>span{font-size:13px;line-height:1.4}.stage-direction small{color:#959da0;margin-top:3px;font-size:10px;display:block}.stage-orientation{color:#bbbfbf;pointer-events:none;justify-content:center;gap:25px;font-size:12px;display:flex;position:absolute;bottom:59px;left:0;right:0}.stage-orientation>span{align-items:center;gap:10px;display:flex}.color-dot{background:var(--swatch);border-radius:50%;flex-shrink:0;width:10px;height:10px;display:inline-block;box-shadow:inset 0 0 0 1px #ffffff25}.stage-bottom{color:#a1aaae;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:12px;display:grid;position:absolute;bottom:22px;left:25px;right:25px}.stage-bottom p{text-align:center;margin:0;font-size:12px}.stage-bottom .icon-button{border:0}.hint-toggle{color:#99a2a5;white-space:nowrap;background:0 0;border:0;align-items:center;gap:8px;min-height:32px;padding:7px 0;display:inline-flex;font-size:12px!important}.hint-toggle:hover{color:#e1e1dc}.hint-toggle[aria-checked=true]{color:#ff9b74}.hint-switch{background:#ffffff0b;border:1px solid #ffffff30;border-radius:10px;flex-shrink:0;width:28px;height:16px;display:block;position:relative}.hint-switch:after{content:"";background:#919b9f;border-radius:50%;width:10px;height:10px;transition:transform .16s,background .16s;position:absolute;top:2px;left:2px}.hint-toggle[aria-checked=true] .hint-switch{background:#ff683c26;border-color:#ff875b80}.hint-toggle[aria-checked=true] .hint-switch:after{background:#ff875b;transform:translate(12px)}.solve-panel{border-left:1px solid var(--cube-line);background:#141719;grid-template-rows:auto auto 1fr auto auto;grid-template-columns:1fr auto;column-gap:12px;min-width:0;padding:26px 28px 22px;display:grid}.solve-panel-heading{flex-direction:column;justify-content:center;align-items:flex-start;gap:7px;font-size:14px;display:flex}.solve-panel-heading .eyebrow{color:#a1aaae;letter-spacing:.5px;font-size:11px}.step-count{grid-area:1/2;justify-content:flex-end;align-items:baseline;gap:7px;margin:0;display:flex}.step-count b{letter-spacing:-2px;font-variant-numeric:tabular-nums;font:600 43px/.95 Arial,sans-serif}.step-count span{color:#93999a;font-size:19px}.progress-track{background:#ffffff17;grid-column:1/-1;height:4px;margin-top:17px}.progress-track>span{background:#ff683c;min-width:0;height:100%;transition:width .25s;display:block}.next-move-card{grid-column:1/-1;margin:auto 0;padding:25px 0 20px}.move-symbol{color:#ff683c;justify-content:space-between;align-items:center;margin-bottom:18px;font-weight:700;line-height:1;display:flex}.move-symbol>span{letter-spacing:-5px;font:700 clamp(80px,8vw,104px)/.85 Arial,sans-serif}.move-symbol sup{vertical-align:baseline;font-size:.7em;position:relative;top:-.2em}.move-symbol>svg{color:#d6d7d3;opacity:.8;margin-right:8px}.next-move-card h2{letter-spacing:-.8px;margin:0 0 13px;font-size:32px;font-weight:550;line-height:1.3}.next-move-card p{color:#aab2b5;margin:0;font-size:14px;line-height:1.8}.primary-button,.secondary-button{border:1px solid #0000;border-radius:4px;justify-content:center;align-items:center;gap:10px;min-height:46px;padding:13px 18px;display:inline-flex;font-size:14px!important;font-weight:500!important}.primary-button{color:#17191b;background:#ff683c}.primary-button:hover:not(:disabled){background:#ff8057}.secondary-button{color:#e1e1dc;background:0 0;border-color:#ffffff50}.secondary-button:hover:not(:disabled){background:#ffffff08;border-color:#ffffff80}.playback-controls{grid-column:1/-1;gap:8px;display:grid}.next-button{width:100%;min-height:47px;font-size:17px!important}.demo-button{width:100%;min-height:42px;padding-block:9px;font-size:13px!important}.back-button{color:#b7bdbd;background:0 0;border:0;border-top:1px solid #ffffff20;grid-column:1/-1;align-items:center;gap:12px;margin-top:15px;padding:14px 0 0;display:flex;font-size:13px!important}.empty-move-mark,.solved-emblem{color:#ff683c;margin-bottom:25px}.solved-emblem{color:#74cba0}.cancel-solve{grid-column:1/-1;margin-top:10px}.loading-ring{border:2px solid #ff683c25;border-top-color:#ff683c;border-radius:50%;width:35px;height:35px;margin-bottom:22px;animation:1.2s linear infinite cube-spin;display:block}@keyframes cube-spin{to{transform:rotate(360deg)}}.stage-loading{color:#9fa4a7;flex-direction:column;justify-content:center;align-items:center;font-size:13px;display:flex;position:absolute;inset:0}.turn-controls{z-index:3;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:linear-gradient(145deg,#272f36ed,#151b20f5);border:0;border-radius:24px;align-items:center;gap:13px;width:min(374px,100% - 28px);padding:11px 14px;display:flex;position:absolute;bottom:78px;left:50%;transform:translate(-50%);box-shadow:0 15px 36px #0003,inset 0 1px #ffffff12}.turn-face{border-right:1px solid #ffffff13;flex-direction:column;flex-shrink:0;justify-content:center;align-items:center;gap:5px;width:46px;padding-right:12px;display:flex}.turn-face b{font:550 27px/1 Arial,sans-serif}.turn-face>span{color:#8a969e;white-space:nowrap;font-size:10px}.turn-buttons{flex:1;grid-template-columns:repeat(3,minmax(0,1fr)) 35px;align-items:center;gap:8px;min-width:0;display:grid}.turn-buttons button{color:#aebac1;white-space:nowrap;background:0 0;border:0;flex-direction:column;justify-content:center;align-items:center;gap:4px;min-width:0;min-height:60px;padding:0;font-size:10px;display:flex}.turn-buttons button:hover:not(:disabled){color:#ffae89}.turn-dial{color:#b5c0c6;border-radius:50%;width:46px;height:46px;transition:color .16s,background .16s,transform .16s;display:block;position:relative}.turn-dial svg{width:100%;height:100%;display:block}.turn-angle{color:#e4e9e9;letter-spacing:-.8px;justify-content:center;align-items:center;font:500 17px/1 Arial,sans-serif;display:flex;position:absolute;inset:0}.turn-angle small{letter-spacing:0;align-self:center;margin-top:-7px;font-size:10px}.turn-action:hover:not(:disabled) .turn-dial{color:#ff875b;background:#ff683c10;transform:translateY(-2px)}.turn-action:active:not(:disabled) .turn-dial{transform:scale(.94)}.turn-undo{align-self:stretch;margin-left:3px;color:#92a1aa!important;border-left:1px solid #ffffff0e!important;gap:7px!important;padding-left:7px!important}.turn-undo:hover:not(:disabled){color:#ffae89!important}.cube-stage-panel:has(.turn-controls) .stage-orientation{bottom:181px}.cube-stage-panel:has(.turn-controls) .cube-canvas{bottom:210px}.transport-bar{z-index:8;border-bottom:1px solid var(--cube-line);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#16191bf7;align-items:center;gap:20px;min-height:80px;padding:14px 32px;display:flex;position:sticky;top:0}.auto-button{color:#f5f4ee;background:0 0;border:0;flex-shrink:0;align-items:center;gap:12px;padding:0;display:flex}.auto-button>span{color:#17191b;background:#ff683c;border-radius:50%;place-items:center;width:48px;height:48px;display:grid}.auto-button:hover:not(:disabled)>span{background:#ff8057}.auto-button b{white-space:nowrap;font-size:15px;font-weight:500}.speed-control{border:1px solid #ffffff10;border-radius:5px;flex-shrink:0;gap:4px;padding:5px;display:flex}.speed-control button{color:#b5babd;background:0 0;border:1px solid #0000;border-radius:3px;min-width:40px;min-height:36px;padding:4px;font-size:13px}.speed-control button.active{color:#ff683c;border-color:#ff683c}.transport-route{border-inline:1px solid #ffffff15;flex:1;min-width:0;padding:0 24px}.transport-route ol{scrollbar-width:thin;scrollbar-color:#424849 transparent;gap:6px;margin:0;padding:3px 0;list-style:none;display:flex;position:relative;overflow-x:auto}.transport-route li{text-align:center;color:#a0a6a7;background:#ffffff04;border:1px solid #0000;border-radius:4px;flex:0 0 39px;font:17px/43px monospace}.transport-route li.done{color:#52b993;opacity:.7}.transport-route li.current{color:#ff683c;background:#ff683c08;border-color:#ff683c}.transport-route>span{color:#a1aaae;font-size:12px}.transport-tools{flex-shrink:0;gap:22px;display:flex}.transport-tools button{color:#c4c8c8;background:0 0;border:0;align-items:center;gap:9px;padding:8px 0;font-size:15px;display:flex}.transport-tools button:hover{color:#ff683c}.mobile-step-controls,.mobile-formula-strip{display:none}.mobile-grip-cue{color:#b3c0bd;margin:6px 0;font-size:12px;line-height:1.6}.cube-status{color:var(--cube-text);grid-column:1/-1;font-size:12px;line-height:1.7}.cube-status:not(:empty){border-top:1px solid var(--cube-line);margin-top:18px;padding-top:12px}.workspace-utilities{border-top:1px solid var(--cube-line);margin-top:14px;padding-top:10px}.workspace-utilities:empty{display:none}.text-button{color:#ff936f;background:0 0;border:0;justify-content:center;align-items:center;gap:6px;padding:9px 0;display:inline-flex;font-size:12px!important}.cube-net{grid-template-columns:repeat(4,minmax(0,1fr));grid-template-areas:".up. .""left front right back"".down. .";gap:10px;width:min(100%,440px);display:grid}.net-U{grid-area:up}.net-R{grid-area:right}.net-F{grid-area:front}.net-D{grid-area:down}.net-L{grid-area:left}.net-B{grid-area:back}.net-face-label{color:#9ba3a8;justify-content:space-between;align-items:center;margin-bottom:5px;font-size:9px;display:flex}.net-face-label i{color:#737d83;font-style:normal}.net-grid,.face-editor-grid{grid-template-columns:repeat(3,1fr);gap:3px;display:grid}.net-tile{background:var(--swatch);aspect-ratio:1;color:#0008;border:1px solid #fff1;border-radius:3px;place-items:center;min-width:0;padding:0;font-size:12px;display:grid}.net-tile.flagged{outline-offset:-4px;color:#121417;outline:2px dashed #f4d9a2;font-weight:700}.net-tile.selected{outline-offset:1px;outline:2px solid #fff}.net-tile.is-highlighted{animation:3.6s ease-in-out infinite cube-sticker-breath;position:relative}.net-tile.is-highlighted:before{content:"";filter:drop-shadow(0 1px 1px #112125);pointer-events:none;background-color:#0000;background-image:linear-gradient(#fff,#fff),linear-gradient(#fff,#fff),linear-gradient(#fff,#fff),linear-gradient(#fff,#fff),linear-gradient(#fff,#fff),linear-gradient(#fff,#fff),linear-gradient(#fff,#fff),linear-gradient(#fff,#fff);background-position:0 0,0 0,100% 0,100% 0,0 100%,0 100%,100% 100%,100% 100%;background-repeat:no-repeat;background-size:35% 2px,2px 35%,35% 2px,2px 35%,35% 2px,2px 35%,35% 2px,2px 35%;background-attachment:scroll,scroll,scroll,scroll,scroll,scroll,scroll,scroll;background-origin:padding-box,padding-box,padding-box,padding-box,padding-box,padding-box,padding-box,padding-box;background-clip:border-box,border-box,border-box,border-box,border-box,border-box,border-box,border-box;position:absolute;inset:16%}.net-tile.is-highlighted:after{content:"";pointer-events:none;border:2px solid #f2f7f4;border-radius:2px;animation:3.6s ease-in-out infinite cube-focus-breath;position:absolute;inset:1px;box-shadow:0 0 0 1px #112125cc,inset 0 0 0 1px #112125aa}@keyframes cube-focus-breath{0%,to{opacity:.55;border-color:var(--swatch)}50%{opacity:1;border-color:#f2f7f4}}@keyframes cube-sticker-breath{0%,to{filter:brightness()}50%{filter:brightness(1.6)}}@media (prefers-reduced-motion:reduce){.net-tile.is-highlighted{filter:brightness(1.12);animation:none}.net-tile.is-highlighted:after{opacity:1;animation:none}}.move-timeline{max-width:1450px;margin:25px auto 0}.move-timeline>div{justify-content:space-between;align-items:center;display:flex}.move-timeline>div>span:last-child{color:#7a858b;font-size:10px}.move-timeline ol{scrollbar-width:thin;gap:6px;margin:16px 0 0;padding:0 0 12px;list-style:none;display:flex;overflow-x:auto}.move-timeline li{text-align:center;color:#747f85;border:1px solid #ffffff0c;border-radius:5px;flex:0 0 42px;padding:8px 4px}.move-timeline small{opacity:.7;margin-bottom:7px;font:8px monospace;display:block}.move-timeline b{font-size:15px;font-weight:400}.move-timeline li.done{opacity:.5}.move-timeline li.current{color:#ff683c;background:#ff683c11;border-color:#ff683c56}.scramble-details{color:var(--cube-muted);font-size:12px}.scramble-details summary{cursor:pointer;min-height:32px;color:var(--cube-text);padding:8px 0}.scramble-details>div{background:var(--cube-panel);border:1px solid var(--cube-line);border-radius:4px;flex-direction:column;align-items:flex-start;gap:4px;padding:10px;display:flex}.scramble-details code{color:#b3b4aa;overflow-wrap:anywhere;line-height:1.9}.cube-stage-panel:-webkit-full-screen{border:0;border-radius:0;width:100vw;height:100dvh}.cube-stage-panel:fullscreen{border:0;border-radius:0;width:100vw;height:100dvh}.cube-fallback{flex-direction:column;justify-content:center;align-items:center;gap:20px;display:flex;position:absolute;inset:80px 25px 100px}.cube-fallback .cube-net{max-width:270px}.cube-fallback p{color:#a1a8aa;text-align:center;font-size:11px;line-height:1.7}.cube-dialog{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;color:#eeece5;background:#1b1e22;border:1px solid #ffffff16;border-radius:15px;width:min(1050px,100vw - 40px);max-width:calc(100vw - 40px);max-height:calc(100dvh - 40px);margin:auto;padding:0;font-family:Arial,PingFang SC,Microsoft YaHei,sans-serif;inset:0;box-shadow:0 25px 100px #0006}.cube-dialog::backdrop{-webkit-backdrop-filter:blur(9px);backdrop-filter:blur(9px);background:#090c10bd}.dialog-header{border-bottom:1px solid #ffffff0c;justify-content:space-between;align-items:center;gap:15px;padding:29px 32px 25px;display:flex}.dialog-header .eyebrow{color:#9a8a7e;font-size:9px}.dialog-header h2{letter-spacing:.3px;margin:12px 0 0;font-size:25px;font-weight:400}.scan-steps{border-bottom:1px solid #ffffff0b;grid-template-columns:repeat(7,1fr);padding:19px 32px;display:grid}.scan-steps button{color:#a1adb4;background:0 0;border:0;align-items:center;gap:8px;padding:4px 0;font-size:12px;display:flex}.scan-steps button>span{border:1px solid #ffffff12;border-radius:50%;place-items:center;width:24px;height:24px;font:9px monospace;display:grid}.scan-steps button.active{color:#ff683c}.scan-steps button.active>span{color:#27251f;background:#ff683c;border-color:#ff683c}.scan-steps button.done>span{color:#a9bba3;border-color:#a9bba335}.photo-body{grid-template-columns:minmax(0,1.45fr) minmax(0,1fr);gap:35px;padding:25px 32px;display:grid}.photo-recognition-method{border-bottom:1px solid var(--cube-line);padding:18px 32px}.photo-provider-options{flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;display:flex}.photo-provider-options>span{color:var(--cube-muted);margin-right:6px}.photo-provider-options button{border:1px solid var(--cube-line);color:var(--cube-text);background:0 0;border-radius:6px;padding:8px 12px}.photo-provider-options button.active{border-color:var(--cube-accent);color:var(--cube-accent)}.photo-recognition-method p{color:var(--cube-muted);margin:10px 0 0;font-size:13px;line-height:1.7}.photo-recognition-method .check-label{margin-top:8px}.photo-recognition-method .text-button{font-size:inherit;padding:0;text-decoration:underline;display:inline}@media (max-width:700px){.photo-recognition-method{padding:16px 19px}}.capture-instruction{align-items:center;gap:15px;min-height:62px;margin-bottom:19px;display:flex}.scan-face-letter{color:#ff683c;border:1px solid #ff683c22;border-radius:6px;flex-shrink:0;place-items:center;width:45px;height:51px;font:28px Arial;display:grid}.capture-instruction h3{margin:0 0 7px;font-size:14px;font-weight:500}.capture-instruction .color-dot{margin-left:8px}.capture-instruction p{color:#acb7bc;margin:0;font-size:13px;line-height:1.75}.capture-area{background:#131619;border:1px solid #ffffff09;border-radius:8px;justify-content:center;align-items:center;min-height:255px;display:flex;overflow:hidden}.capture-empty{place-items:center;width:100%;padding:22px;display:grid}.capture-empty>p{color:#a1adb4;margin:20px 0 0;font-size:12px}.scan-illustration{text-align:center;width:137px}.scan-illustration>span{color:#a4aba8;font-size:10px}.scan-nine{grid-template-columns:repeat(3,1fr);gap:5px;margin:12px 0;display:grid}.scan-nine i{aspect-ratio:1;background:var(--swatch);color:#171a1c;border-radius:4px;place-items:center;font-style:normal;display:grid}.scan-illustration small{color:#a1adb4;font-size:11px}.photo-crop{width:100%;max-height:350px;margin-inline:auto;display:block}.capture-actions{flex-wrap:wrap;align-items:center;gap:8px;margin-top:13px;display:flex}.capture-actions button{flex:1;min-height:40px;padding:10px;font-size:13px!important}.field-help{color:#a1adb4;font-size:12px;line-height:1.7}.face-editor{padding:6px 3px 0}.face-editor .eyebrow{font-size:8px}.face-editor h3,.scan-review h3{margin:13px 0;font-size:18px;font-weight:400}.face-editor p,.scan-review aside>p{color:#acb7bc;font-size:13px;line-height:1.85}.face-editor-grid{gap:7px;width:min(100%,225px);margin:23px auto 17px}.face-editor-grid .net-tile{border-radius:6px;font-size:24px}.face-editor-grid small{opacity:.6;margin-top:3px;font-size:8px;display:block}.color-picker{justify-content:center;gap:7px;margin:17px 0 9px;display:flex}.color-picker button{color:#acb7bc;background:0 0;border:1px solid #0000;border-radius:5px;flex-direction:column;align-items:center;gap:7px;min-width:31px;padding:6px 5px;font-size:11px;display:flex}.color-picker button i{background:var(--swatch);border:3px solid #1b1e22;border-radius:50%;width:24px;height:24px;display:block}.color-picker button.active{color:#ff683c;border-color:#ff683c55}.color-picker button.active i{outline:1px solid #ff683c}.face-editor>.text-button{margin:0 auto 10px;display:flex}.check-label{color:#c0c4bf;align-items:flex-start;gap:8px;margin-top:16px;font-size:13px;line-height:1.7;display:flex}.check-label input{accent-color:#ff683c;flex-shrink:0;width:15px;height:15px;margin-top:3px}.scan-warning,.face-editor p.scan-warning,.scan-review aside>p.scan-warning{color:#d2ad77}.scan-success,.scan-review aside>p.scan-success{color:#a6c6aa}.photo-footer{z-index:5;background:#1b1e22f5;border-top:1px solid #ffffff10;justify-content:space-between;align-items:center;gap:15px;padding:17px 32px;display:flex;position:sticky;bottom:0}.photo-footer>span{color:#818e94;font-size:10px}.photo-footer i{padding:0 9px;font-style:normal}.photo-footer>div{gap:8px;display:flex}.dialog-error{color:#ddbf9b;background:#ae754318;border:1px solid #d8a06530;border-radius:6px;margin:0 32px 20px;padding:12px;font-size:12px;line-height:1.8}.camera-wrap{aspect-ratio:1;width:min(100%,350px);margin-inline:auto;position:relative;overflow:hidden}.camera-wrap video{object-fit:cover;width:100%;height:100%;display:block;position:absolute;inset:0}.camera-guide{pointer-events:none;background:repeating-linear-gradient(90deg,#0000,#0000 33%,#ff683c80 33.2%,#0000 33.6%),repeating-linear-gradient(#0000 66.4%,#ff683c80 66.8%,#0000 67%,#0000);border:1px solid #ff683c;position:absolute;inset:12%}.camera-guide span{text-align:center;color:#ff683c;text-shadow:0 1px 5px #000;width:100%;font-size:10px;position:absolute;top:-23px}.scan-review{grid-column:1/-1;grid-template-columns:minmax(0,1.45fr) minmax(0,1fr);gap:35px;display:grid}.scan-review-visual{flex-direction:column;align-items:center;min-width:0;display:flex}.scan-review .cube-net{padding:4px}.scan-preview{background:radial-gradient(#33393e,#171b1e);border-radius:8px;width:100%;height:365px;position:relative}.scan-preview .cube-canvas{inset:0}.review-toggle{flex-wrap:wrap;justify-content:center;align-items:center;gap:13px;margin-top:22px;display:flex}.review-toggle .secondary-button{font-size:10px!important}.color-counts{border-top:1px solid #ffffff10;border-bottom:1px solid #ffffff10;grid-template-columns:repeat(3,1fr);gap:12px;margin:24px 0;padding:20px 0;display:grid}.color-counts>span{color:#a2a9a8;align-items:center;gap:6px;font-size:10px;display:flex}.color-counts b{color:#adb6a4;margin-left:auto;font:10px monospace}.color-counts .invalid b{color:#e0a076}.help-dialog{max-width:640px}.help-content{padding:10px 32px 28px}.help-content h3{color:#e6e2da;margin-top:24px;font-size:15px;font-weight:500}.help-content p{color:#a2abb0;font-size:12px;line-height:1.95}.notation-list{grid-template-columns:repeat(6,1fr);gap:7px;margin:20px 0;display:grid}.notation-list span{color:#a3aaab;text-align:center;background:#ffffff05;border-radius:4px;padding:11px 4px;font-size:9px}.notation-list b{color:#ff683c;margin-bottom:7px;font-size:20px;font-weight:400;display:block}.help-content .help-note{color:#728087;border-top:1px solid #ffffff10;margin-top:25px;padding-top:20px;font-size:10px}.modal-loading{z-index:100;color:#ff683c;background:#111316dd;place-items:center;font-size:14px;display:grid;position:fixed;inset:0}@media (max-width:1200px){.cube-workspace{grid-template-columns:140px minmax(0,1fr) 300px}.face-rail{padding:22px 18px}.face-tabs button{gap:18px;padding-left:11px}.rail-label{margin-left:3px;font-size:11px}.rail-import button{padding-inline:5px;font-size:13px!important}.rail-import small{font-size:8px}.solve-panel{padding:24px 26px 22px}.solve-panel-heading .eyebrow{display:none}.next-move-card h2{font-size:30px}.move-symbol>span{font-size:90px}.state-badge{font-size:9px}.stage-topbar{gap:8px;left:17px;right:15px}.stage-topbar .segmented button{gap:5px;min-width:64px;padding:8px 10px;font-size:12px}.net-toggle{padding:8px}.view-reset{padding:8px 7px;font-size:10px!important}.net-aside{width:185px;padding-left:14px;right:15px}.cube-stage-panel.has-net .cube-canvas{right:215px}.cube-stage-panel.has-net .stage-direction{left:calc(50% - 107.5px)}.cube-stage-panel.has-net .stage-orientation{right:215px}.cube-stage-panel.has-net .turn-controls{width:min(374px,100% - 243px);left:calc(50% - 107.5px)}.transport-bar{gap:16px;padding:13px 24px}.transport-route{padding-inline:15px}.transport-tools{gap:16px}.transport-tools button{font-size:13px}}@media (min-width:851px) and (max-height:820px){.cube-workspace{min-height:490px}.face-rail{padding-block:18px}.rail-import{margin-bottom:18px}.rail-import small{display:none}.face-tabs{gap:5px}.face-tabs button{padding-block:6px}.rail-guide{padding-top:16px}.solve-panel{padding-top:20px;padding-bottom:18px}.step-count b{font-size:36px}.step-count span{font-size:16px}.progress-track{margin-top:13px}.next-move-card{padding:19px 0 16px}.move-symbol{margin-bottom:14px}.move-symbol>span{font-size:78px}.move-symbol>svg{width:43px;height:43px}.next-move-card h2{margin-bottom:10px;font-size:27px}.next-move-card p{font-size:11px}.next-button{min-height:43px;padding-block:10px}.demo-button{min-height:38px;padding-block:7px}.back-button{margin-top:12px;padding-top:10px}}@media (max-width:850px){.cube-header{height:70px;padding:0 21px}.cube-brand{font-size:29px}.cube-header h1{letter-spacing:1px;font-size:21px}.cube-header-right{gap:10px}.edition{font-size:11px}.cube-workspace{grid-template-columns:1fr 265px;height:auto;min-height:590px;max-height:none}.face-rail{border-right:0;border-bottom:1px solid var(--cube-line);flex-direction:row;grid-column:1/-1;align-items:center;gap:18px;height:auto;padding:13px 21px;display:flex}.rail-label{display:none}.face-tabs{flex-direction:row;flex:1;justify-content:space-between;gap:4px}.face-tabs button{border-bottom:2px solid #0000;border-left:0;gap:7px;padding:6px 9px;font-size:13px}.face-tabs button span{display:none}.face-tabs button b{width:auto;font-size:19px}.rail-import{margin:0;padding:0}.rail-import button{min-height:40px;padding:9px 12px}.rail-import small{display:none}.rail-guide{margin:0;padding:0}.rail-guide button{min-height:40px;padding:9px 12px}.cube-stage-panel{min-height:530px}.cube-canvas{inset:55px -20px 140px}.solve-panel{padding:24px 23px 22px}.step-count b{font-size:36px}.step-count span{font-size:15px}.next-move-card{padding:23px 0 20px}.move-symbol>span{font-size:80px}.move-symbol>svg{width:42px}.next-move-card h2{font-size:27px}.transport-bar{flex-wrap:wrap;gap:13px;padding:13px 21px}.transport-route{border:0;border-top:1px solid #ffffff12;flex:0 0 100%;order:4;padding:8px 0 0}.transport-tools{margin-left:auto}.transport-route li{font-size:13px;line-height:28px}.net-aside{width:138px;padding-left:10px;right:12px}.net-aside .net-face-label{font-size:8px}.net-aside .cube-net{gap:4px}.net-aside .net-grid{gap:2px}.net-aside .net-tile{border-radius:2px}.net-aside-heading{margin-bottom:8px;font-size:10px}.net-enlarge{margin-top:10px;font-size:10px!important}.cube-stage-panel.has-net .cube-canvas{right:162px}.cube-stage-panel.has-net .stage-direction{left:50%}.cube-stage-panel.has-net .stage-orientation{right:0}}@media (max-width:740px){.cube-lab{padding-bottom:calc(140px + env(safe-area-inset-bottom));display:block}.cube-header{grid-template-columns:auto 1fr auto;gap:10px;height:62px;padding:0 13px}.cube-brand{letter-spacing:-1px;gap:6px;font-size:23px}.cube-logo{width:23px;height:23px}.cube-header h1{text-align:center;letter-spacing:0;font-size:17px}.edition{display:none}.cube-header .icon-button{width:30px;height:30px}.net-toggle{gap:5px;padding:8px 7px;font-size:10px!important}.net-toggle>svg{width:15px}.net-dialog-body{padding:20px 16px 24px}.net-dialog-body .cube-net{gap:8px}.net-dialog-body .net-face-label{font-size:10px}.net-dialog-body .net-grid{gap:3px}.net-dialog-body p{font-size:11px}.cube-workspace{flex-direction:column;min-height:0;display:flex}.face-rail{grid-template-columns:1fr 1fr;align-items:center;gap:6px 12px;padding:10px 15px 7px;display:grid}.rail-import{grid-area:1/1;justify-self:start}.rail-guide{grid-area:1/2;justify-self:end}.rail-guide button{border:0;min-height:35px;padding:6px 8px;font-size:11px!important}.rail-guide button svg{width:17px}.face-tabs{grid-area:2/1/auto/-1;justify-content:space-between;gap:0}.face-tabs button{justify-content:center;min-width:30px;padding:6px 12px}.face-tabs button span{display:none}.face-tabs button b{font-size:16px}.rail-import button{color:#ff936f;border-color:#ff683c65;gap:5px;min-height:35px;padding:6px 8px;font-size:11px!important}.rail-import button svg{width:17px}.cube-stage-panel{border-bottom:1px solid #ffffff10;min-height:416px}.cube-stage-panel.has-net{min-height:448px}.stage-topbar{grid-template-columns:1fr auto;gap:8px;top:12px;left:15px;right:12px}.state-badge{font-size:9px}.stage-actions{grid-area:1/2}.stage-topbar .segmented{grid-area:2/1/auto/-1}.segmented{padding:3px}.stage-topbar .segmented button{gap:4px;min-width:62px;padding:6px 9px;font-size:11px}.segmented button svg{width:14px}.cube-canvas{inset:96px 0 99px}.stage-orientation{gap:20px;font-size:10px;bottom:35px}.color-dot{width:8px;height:8px}.stage-orientation>span{gap:7px}.net-aside{width:124px;padding-left:8px;top:112px;right:10px;transform:none}.net-aside-heading{font-size:9px}.net-enlarge{margin-top:8px;padding:7px 0}.cube-stage-panel.has-net .cube-canvas{right:142px}.stage-direction{gap:8px;padding:6px 10px;bottom:59px}.stage-direction>b{width:24px;height:29px;padding-right:8px;font-size:17px}.stage-direction>svg{width:17px}.stage-direction>span{font-size:11px}.stage-direction small{margin-top:1px;font-size:8px}.stage-bottom{gap:8px;bottom:0;left:17px;right:17px}.stage-bottom p{font-size:9px}.stage-bottom .icon-button{width:26px;height:26px}.hint-toggle{gap:6px;font-size:10px!important}.turn-controls{border-radius:20px;gap:8px;padding:8px 10px;bottom:39px}.turn-face{gap:4px;width:34px;padding-right:8px}.turn-face b{font-size:22px}.turn-face>span{font-size:9px}.turn-buttons{grid-template-columns:repeat(3,minmax(0,1fr)) 29px;gap:5px}.turn-buttons button{gap:3px;min-height:55px;font-size:9px}.turn-dial{width:40px;height:40px}.turn-angle{font-size:15px}.turn-undo{margin-left:0;padding-left:5px!important}.cube-stage-panel:has(.turn-controls){min-height:448px}.cube-stage-panel.has-net:has(.turn-controls){min-height:480px}.cube-stage-panel:has(.turn-controls) .stage-orientation{bottom:128px}.cube-stage-panel:has(.turn-controls) .cube-canvas{bottom:156px}.cube-stage-panel:has(.turn-controls) .net-aside{top:112px}.cube-stage-panel.has-net .turn-controls{width:min(374px,100% - 28px);left:50%}.solve-panel{border-left:0;grid-template-columns:1fr auto;column-gap:15px;padding:23px 20px 20px;display:grid;position:relative}.solve-panel-heading{align-self:start;font-size:13px}.solve-panel-heading .eyebrow{display:none}.step-count{grid-area:1/2;justify-self:end;gap:6px;margin:-4px 0 0}.step-count b{letter-spacing:-1px;font-size:30px}.step-count span{font-size:14px}.progress-track{grid-column:1/-1;height:2px;margin-top:16px}.next-move-card{grid-column:1/-1;grid-template-columns:104px 1fr;align-items:center;gap:12px 17px;margin:0;padding:22px 0 19px;display:grid}.move-symbol{grid-area:1/1/3;justify-content:flex-start;gap:8px;margin:0}.move-symbol>span{letter-spacing:-3px;font-size:75px}.move-symbol>svg{width:28px;height:28px;margin:0}.next-move-card h2{letter-spacing:0;grid-column:2;margin:0;font-size:25px;line-height:1.3}.next-move-card p{grid-column:2;font-size:12px;line-height:1.75}.playback-controls{background:#141719;grid-column:1/-1;grid-template-columns:1fr;gap:10px;padding:7px 0;display:grid;position:static}.next-button{display:none}.demo-button{min-height:48px;font-size:13px!important}.back-button{grid-column:1/-1;gap:10px;margin-top:12px;padding-top:16px;display:none;font-size:13px!important}.back-button svg{width:18px}.empty-move-mark,.solved-emblem,.loading-ring{grid-area:1/1/3;margin-bottom:0}.transport-bar{z-index:5;width:100%;padding:12px 17px max(12px,env(safe-area-inset-bottom));border-top:1px solid var(--cube-line);background:#111416f7;flex-wrap:wrap;gap:10px;min-height:75px;position:fixed;top:auto;bottom:0;left:0}.mobile-step-controls{grid-template-columns:1fr 1.6fr;gap:9px;width:100%;display:grid}.mobile-step-controls:has(>button:only-child){grid-template-columns:1fr}.mobile-step-controls button{min-height:43px;padding:10px;font-size:13px!important}.auto-button{gap:8px}.auto-button>span{width:42px;height:42px}.auto-button svg{width:22px}.auto-button b{font-size:12px}.speed-control{border-color:#0000;gap:1px;margin-left:auto;padding:3px}.speed-control button{min-width:30px;min-height:33px;padding:3px;font-size:10px}.transport-route{display:none}.transport-tools{gap:6px;margin-left:0}.transport-tools button{flex-direction:column;gap:3px;min-width:38px;padding:4px 0}.transport-tools button span{white-space:nowrap;font-size:10px;line-height:1.2;display:block}.transport-tools button svg{width:19px}.mobile-formula-strip{border-block:1px solid var(--cube-line);background:#16191b;padding:12px 16px 10px;display:block}.mobile-formula-heading{color:#b8c3c5;justify-content:space-between;align-items:center;gap:12px;margin-bottom:9px;font-size:11px;display:flex}.mobile-formula-heading small{color:#ffae8d;font-variant-numeric:tabular-nums;font:11px/1.4 Arial,sans-serif}.mobile-formula-strip .transport-route{border:0;width:100%;padding:0;display:block}.mobile-formula-strip .transport-route ol{overscroll-behavior-x:contain;-webkit-overflow-scrolling:touch;gap:6px;padding:2px 0 6px}.mobile-formula-strip .transport-route ol>li{flex-basis:42px;font-size:17px;line-height:40px}.mobile-formula-strip .transport-route ol:focus-visible{outline-offset:3px;outline:2px solid #ff683c}.scramble-details{font-size:10px}.cube-net{gap:6px}.net-face-label{font-size:8px}.net-grid{gap:2px}.cube-dialog{border-radius:8px;width:calc(100vw - 16px);max-width:calc(100vw - 16px);max-height:calc(100dvh - 16px)}.dialog-header{padding:21px 19px}.dialog-header h2{font-size:21px}.dialog-header .eyebrow{font-size:8px}.scan-steps{gap:3px;padding:14px 15px}.scan-steps button{flex-direction:column;gap:6px;font-size:9px}.scan-steps button>span{width:23px;height:23px}.photo-body{grid-template-columns:1fr;gap:25px;padding:19px}.capture-instruction p{font-size:13px}.capture-area{min-height:225px}.face-editor{border-top:1px solid #ffffff10;padding-top:24px}.face-editor-grid{width:198px}.color-picker{gap:7px}.color-picker button{min-width:34px}.photo-footer{flex-direction:column;align-items:stretch;gap:10px;padding:14px 15px}.photo-footer>span{font-size:9px}.photo-footer>div{justify-content:flex-end}.photo-footer .primary-button{flex:1}.photo-footer button{padding:11px;font-size:11px!important}.dialog-error{margin:0 19px 16px;font-size:11px}.scan-review{grid-template-columns:1fr;gap:28px}.scan-review .cube-net{max-width:360px}.scan-review-visual{width:100%}.scan-preview{height:280px}.scan-review aside{border-top:1px solid #ffffff10;padding-top:20px}.color-counts{max-width:360px}.help-content{padding:0 21px 21px}.help-content p{font-size:13px}}@media (min-width:741px) and (max-width:1000px){.cube-stage-panel.has-net .turn-controls{width:min(374px,100% - 28px);left:50%}.cube-stage-panel:has(.turn-controls) .net-aside{width:138px;padding-left:10px;top:90px;transform:none}.cube-stage-panel:has(.turn-controls) .net-aside .net-face-label{font-size:8px}.cube-stage-panel:has(.turn-controls) .net-aside .cube-net{gap:4px}.cube-stage-panel:has(.turn-controls) .net-aside .net-grid{gap:2px}.cube-stage-panel:has(.turn-controls) .net-aside-heading{margin-bottom:8px;font-size:10px}.cube-stage-panel:has(.turn-controls) .net-enlarge{margin-top:10px;font-size:10px!important}}@media (max-width:360px){.cube-header{gap:7px;padding-inline:11px}.cube-header h1{font-size:14px}.cube-brand{gap:5px;font-size:20px}.cube-logo{width:21px;height:21px}.net-toggle{gap:4px;padding-inline:5px;font-size:9px!important}.cube-stage-panel{min-height:384px}.stage-topbar .segmented button{min-width:53px}.state-badge{font-size:8px}.stage-topbar{left:12px;right:10px}.next-move-card{grid-template-columns:87px 1fr;gap:13px}.next-move-card h2{font-size:23px}.move-symbol>span{font-size:65px}.move-symbol>svg{width:21px}.transport-bar{gap:6px;padding-inline:13px}.speed-control button{min-width:24px}.transport-tools{gap:4px}.auto-button{flex-direction:column;gap:2px}.auto-button b{font-size:10px}.auto-button>span{width:32px;height:32px}.photo-body{padding:15px}.color-picker{gap:4px}}@media (prefers-reduced-motion:reduce){.cube-lab *,.cube-lab :before,.cube-lab :after,.cube-dialog *,.cube-dialog :before,.cube-dialog :after{transition-duration:.01ms!important;animation-duration:.01ms!important}}.next-move-card .editing-note{color:#d2b5a5;border-left:2px solid #ff875b66;margin-top:18px;padding-left:12px;font-size:12px}.photo-dialog .dialog-header{z-index:4;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#1b1e22f5;position:sticky;top:0}.cube-stage-panel.is-fallback{min-height:480px}.cube-stage-panel.is-fallback .cube-fallback{inset:100px 20px 110px}.cube-stage-panel.is-fallback .cube-net{width:min(230px,100%)}.cube-stage-panel.is-fallback .stage-bottom{grid-template-columns:1fr auto}.cube-stage-panel.is-fallback:has(.turn-controls){min-height:650px}.cube-stage-panel.is-fallback:has(.turn-controls) .cube-fallback{bottom:225px}.teaching-roadmap{margin-bottom:6px;font-size:11px;position:relative}.teaching-roadmap summary{cursor:pointer;color:#ffae8d;font-size:10px}.teaching-roadmap summary>span{color:#9db0ae;margin-left:12px}.teaching-roadmap ul{z-index:30;background:#232c2f;border:1px solid #fff2;border-radius:7px;min-width:260px;margin:0;padding:14px 18px;list-style:none;position:absolute;top:21px;left:0;box-shadow:0 12px 40px #0008}.teaching-roadmap li{align-items:center;gap:12px;display:flex;font-size:11px!important;line-height:2.8!important}.teaching-roadmap li>span{color:#8faaa0;min-width:68px;font-size:10px}.teaching-roadmap li>a{color:#d3dbd1;text-decoration:none}.teaching-roadmap li[aria-current]>a{color:#ffa680}.cube-lab .method-switch button{font-size:11px}@media (max-width:740px){.cube-lab[data-method=beginner] .next-move-card{display:block}.cube-lab[data-method=beginner] .move-symbol{justify-content:space-between;margin:20px 0 15px}.cube-lab[data-method=beginner] .next-move-card h2{margin-bottom:12px}.teaching-context{grid-column:1/-1}}.cube-theme-toggle{border:1px solid var(--cube-line,#ffffff26);border-radius:24px;flex-shrink:0;gap:2px;padding:3px;display:flex}.cube-theme-toggle button{width:36px;height:36px;color:var(--cube-muted,#aeb8b2);background:0 0;border:0;border-radius:50%;place-items:center;padding:0;display:grid}.cube-theme-toggle button[aria-pressed=true]{background:var(--cube-panel,#344039);color:var(--cube-text,#f5f5ed)}.cube-touch-hint{display:none}.cube-header-right{gap:14px}.course-nudge{color:#ffb18e;align-items:center;gap:5px;font-size:12px;line-height:1.6;text-decoration:none;display:flex}.course-nudge:hover{text-decoration:underline}.teaching-group-formula{overflow-wrap:anywhere;color:#f2b798;padding-top:8px;font:14px/1.8 ui-monospace,monospace;display:block}@media (min-width:851px){.cube-lab{height:100dvh;min-height:640px}.cube-header{height:60px}.cube-header h1{font-size:23px}.cube-brand{font-size:32px}.transport-bar{gap:16px;min-height:62px;padding:8px 24px}.auto-button>span{width:38px;height:38px}.auto-button>span svg{width:24px;height:24px}.auto-button b{font-size:13px}.transport-tools{border-right:1px solid var(--cube-line);gap:13px;padding-right:14px}.transport-tools button{gap:6px;font-size:12px}.transport-tools svg{width:19px;height:19px}.speed-control{gap:2px;padding:2px}.speed-control button{min-width:32px;min-height:32px;font-size:12px}.transport-route{border-right:0;padding-inline:14px 0}.transport-route li{flex-basis:33px;font-size:15px;line-height:34px}.cube-workspace{grid-template-columns:156px minmax(0,1fr) 304px;min-height:0}.cube-sidebar{border-right:1px solid var(--cube-line);background:var(--cube-panel);flex-direction:column;min-height:0;display:flex;overflow:auto}.cube-sidebar .face-rail{border-right:0;flex:1;min-height:0;padding:19px 15px;overflow:visible}.cube-lab[data-method=beginner] .cube-workspace{grid-template-columns:248px minmax(0,1fr) 280px}.cube-lab[data-method=beginner] .face-tabs{grid-template-columns:repeat(3,1fr);gap:5px;display:grid}.cube-lab[data-method=beginner] .face-tabs button{gap:5px;padding:7px;font-size:12px}.cube-lab[data-method=beginner] .face-tabs button b{width:auto;font-size:19px}.cube-lab[data-method=beginner] .rail-import{margin-bottom:14px}.cube-lab[data-method=beginner] .rail-guide{padding-top:16px}.solve-panel{grid-template-rows:auto auto minmax(0,1fr) auto auto;min-height:0;padding:22px;overflow:hidden}.next-move-card{min-height:0;max-height:100%;overflow:auto}.cube-lab[data-method=beginner] .solve-panel{min-height:0;max-height:none;overflow:hidden}.cube-lab[data-method=beginner] .next-move-card{flex-direction:column;display:flex}.cube-lab[data-method=beginner] .next-move-card>*{flex-shrink:0}.cube-stage-panel{min-height:0}.cube-stage-panel .cube-canvas{inset:54px 0 112px}.stage-topbar{top:15px}.stage-direction{bottom:77px}.stage-orientation{bottom:48px}.stage-bottom{bottom:12px}}@media (max-width:740px),(pointer:coarse){.cube-desktop-hint{display:none}.cube-touch-hint{display:inline}}@media (max-width:740px){.cube-lab .cube-header-right{gap:8px}.cube-theme-toggle button{width:32px;height:32px}.cube-status{font-size:12px}.transport-tools{order:2}.speed-control{order:3;margin-left:auto}.mobile-step-controls{order:4}}@media (min-width:851px) and (max-width:1100px){.cube-lab[data-method=beginner] .cube-workspace{grid-template-columns:212px minmax(0,1fr) 235px}.teaching-context{padding:18px 15px}.cube-header-right{gap:10px}.cube-header h1{font-size:20px}}@media (min-width:851px) and (max-height:820px){.teaching-context{padding:15px}.teaching-context h2{margin:8px 0 12px;font-size:18px}.teaching-context h3{font-size:14px}.teaching-context p{font-size:12px;line-height:1.75}.teaching-group{margin:12px 0}.teaching-context .course-nudge{margin-top:12px}.cube-sidebar .face-rail{padding:14px 15px}.cube-lab[data-method=beginner] .rail-guide{padding-top:10px}}@media (max-width:850px){.cube-sidebar{display:contents}.teaching-context{grid-column:1/-1;padding:20px 21px}.workspace-utilities{border:0;margin:0;padding:0}.scramble-details{position:relative}.scramble-details>div{z-index:15;width:min(300px,100vw - 32px);position:absolute;top:100%;right:0}}@media (max-width:740px){.face-rail{order:0}.cube-stage-panel{order:1}.teaching-context{order:2;padding:20px}.solve-panel{order:3}.teaching-context h2{margin-bottom:14px}.workspace-utilities{flex-wrap:wrap;grid-area:3/1/auto/-1;gap:14px;display:flex}.scramble-details>div{left:0;right:auto}}.capture-actions .mobile-camera-action{display:none}@media (max-width:360px){.cube-lab .method-switch button{padding-inline:8px}.cube-lab .cube-header-right{gap:6px}}@media (pointer:coarse){.capture-actions .mobile-camera-action{display:inline-flex}}body:has(.cube-lab[data-theme=light]){background:#f3f2ec}.cube-lab[data-theme=light]{--cube-bg:#f3f2ec;--cube-panel:#e8ebe3;--cube-text:#26352d;--cube-muted:#55665a;--cube-line:#334d3326;--cube-accent:#a54320;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}.cube-lab[data-theme=light] .cube-logo{filter:brightness(0)}.cube-lab[data-theme=light] :is(.cube-brand,.auto-button,.transport-tools button,.secondary-button,.icon-button,.face-tabs button,.step-count,.back-button){color:var(--cube-text)}.cube-lab[data-theme=light] :is(.face-rail,.transport-bar,.solve-panel,.mobile-formula-strip){background:#eff0e9}.cube-lab[data-theme=light] .cube-stage-panel{background:var(--cube-bg)}.cube-lab[data-theme=light] :is(.method-switch,.stage-actions,.segmented,.turn-controls,.stage-direction,.scramble-details>div,.teaching-roadmap ul){border-color:var(--cube-line);box-shadow:none;background:#e5e9df}.cube-lab[data-theme=light] .method-switch button[aria-pressed=true]{color:#fffdf5;background:#304c38}.cube-lab[data-theme=light] :is(.method-switch button,.lab-learn-link,.state-badge,.stage-orientation,.stage-bottom,.stage-bottom p,.net-toggle,.view-reset,.net-face-label,.net-face-label i,.net-aside-heading,.net-enlarge,.hint-toggle,.rail-label,.rail-import small,.next-move-card p,.solve-panel-heading .eyebrow,.stage-direction small,.turn-face>span,.turn-buttons button,.turn-dial,.turn-angle,.scramble-details code,.mobile-formula-heading,.mobile-grip-cue,.transport-route>span){color:var(--cube-muted)}.cube-lab[data-theme=light] :is(.transport-route,.speed-control,.secondary-button,.back-button,.segmented,.net-enlarge,.net-aside){border-color:var(--cube-line)}.cube-lab[data-theme=light] .transport-route li{color:#526658;background:#26352d05}.cube-lab[data-theme=light] :is(.transport-route li.current,.speed-control button.active){color:var(--cube-accent);border-color:var(--cube-accent)}.cube-lab[data-theme=light] :is(.move-symbol,.teaching-group-formula,.course-nudge,.rail-import button,.face-tabs button.active,.stage-direction,.hint-toggle[aria-checked=true],.teaching-context>a,.teaching-roadmap summary,.mobile-formula-heading small){color:var(--cube-accent)}.cube-lab[data-theme=light] .move-symbol>svg{color:var(--cube-muted)}.cube-lab[data-theme=light] .teaching-context p{color:var(--cube-muted)!important}.cube-lab[data-theme=light] :is(.teaching-context small,.teaching-roadmap summary>span,.teaching-roadmap li>span,.teaching-roadmap li>a){color:var(--cube-muted)}.cube-lab[data-theme=light] .progress-track{background:#334d3326}.cube-lab[data-theme=light] .color-dot{box-shadow:0 0 0 1px #26352d33}.cube-lab[data-theme=light] .cube-dialog{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;color:#26352d;background:#f3f2ec;border-color:#334d3340}.cube-lab[data-theme=light] .photo-dialog .dialog-header{background:#f3f2ecf5}.cube-lab[data-theme=light] .cube-dialog :is(p,.field-help,.face-editor-help,.photo-footer>span,.help-content p,.capture-instruction p,.net-dialog-body p,.net-orientation){color:#55665a}.cube-lab[data-theme=light] .cube-dialog :is(.capture-area,.capture-empty,.scan-review aside,.face-editor-grid>button:not([style])){background:#e5e9df}.cube-lab[data-theme=light] .cube-dialog :is(.dialog-header,.face-editor,.scan-steps,.photo-footer){border-color:#334d3326}.cube-lab[data-theme=light] .cube-dialog :is(.text-button,.course-entry){color:#a54320}.cube-lab[data-theme=light] .cube-dialog .photo-footer{background:#f3f2ecf5}.cube-lab[data-theme=light] .cube-dialog :is(.scan-steps button,.color-picker button,.check-label,.scan-illustration small,.scan-illustration>span){color:#55665a}.cube-lab[data-theme=light] .cube-dialog :is(.scan-warning,.dialog-error){color:#875119}.cube-lab[data-theme=light] .cube-dialog .scan-success{color:#326543}.cube-lab :is(.method-switch button,.lab-learn-link,.course-entry small,.teaching-context small,.teaching-label,.rail-label,.rail-import small,.cube-status,.field-help,.help-content p,.scramble-details,.stage-bottom p){white-space:normal;font-size:14px;line-height:1.7}.cube-lab :is(.net-toggle,.view-reset,.net-enlarge,.rail-guide button,.hint-toggle,.text-button){min-height:44px;font-size:14px!important}
