@font-face{font-family:Space Grotesk;src:url(/fonts/space-grotesk.ttf) format("truetype");font-weight:300 700;font-display:swap}@font-face{font-family:DM Sans;src:url(/fonts/dm-sans.ttf) format("truetype");font-weight:100 1000;font-display:swap}:root{font-family:DM Sans,sans-serif;color:#e9f2f1;background:#0b252d;font-synthesis:none;--bg:#0b252d;--surface:#10313a;--cyan:#79dfd9;--brass:#dab979;--muted:#98b6bc;--line:#2b4850;--danger:#f0a18c;--font-display:"Space Grotesk",sans-serif;--radius:12px;--ease:cubic-bezier(.16,1,.3,1);font-size:14px;color-scheme:dark}*{box-sizing:border-box}body{margin:0;min-width:375px}button,input,a{-webkit-tap-highlight-color:transparent}button,input{font:inherit}button,a{-webkit-touch-callout:none}button{color:inherit;cursor:pointer}button{border:0;background:none}button:disabled{cursor:default;opacity:.3}button:not(:disabled),a,input{outline-offset:5px}button:focus-visible,a:focus-visible,input:focus-visible{outline:2px solid var(--cyan)}button:not(:disabled){transition:background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease)}a{color:inherit;text-decoration:none}svg{vertical-align:middle;flex-shrink:0}h1,h2,h3,p{margin:0}h1,h2,h3{font-family:var(--font-display);font-weight:500}::selection{background:#79dfd9;color:#0b252d}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg)}::-webkit-scrollbar-thumb{background:#42626b;border-radius:6px}button{touch-action:manipulation}.skip-link{position:fixed;top:-60px;left:20px;padding:12px;background:var(--cyan);color:var(--bg);z-index:20}.skip-link:focus{top:10px}.site-header{height:100px;max-width:1440px;margin:auto;padding:0 48px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);gap:24px}.wordmark{font-family:var(--font-display);font-size:26px;font-weight:600;letter-spacing:-.035em;display:flex;align-items:center;white-space:nowrap}.brand-symbol{color:var(--brass);margin-right:12px}.brand-dot{color:var(--cyan)}.mode-switch{display:flex;gap:4px;padding:5px;background:#071e25;border:1px solid #24424a;border-radius:9px}.mode-switch button{min-height:41px;padding:0 20px;display:flex;align-items:center;gap:9px;border-radius:5px;font-size:13px;font-weight:500;color:var(--muted)}.mode-switch button.active{background:#1e4149;color:#e5f3f0;box-shadow:0 2px 5px #00131b30}.mode-switch button:hover{color:#fff}.help-button{min-height:44px;display:flex;align-items:center;gap:9px;font-size:13px;color:#b7cdd0}.help-button:hover{color:var(--cyan)}main{max-width:1440px;padding:0 48px;margin:auto}.intro{display:flex;justify-content:space-between;align-items:center;padding:40px 0 32px;gap:24px}h1{font-size:38px;letter-spacing:-.035em;line-height:1.2}h1>span{color:var(--cyan)}.intro p{margin-top:10px;color:var(--muted);font-size:14px}.progress-summary{display:flex;flex-direction:column;align-items:flex-end;gap:11px;min-height:50px;color:var(--muted);font-size:12px}.progress-summary>span:last-child{display:flex;align-items:center;gap:7px}.progress-summary strong{font-weight:500;color:#d1e0df}.progress-dots{display:flex;gap:6px}.progress-dots i{display:block;height:5px;width:23px;background:#2b464e;border-radius:2px}.progress-dots i.current{background:#87a9ac}.progress-dots i.done{background:var(--cyan)}.mobile-mission,.mobile-runbar{display:none}.workshop-layout{display:grid;grid-template-columns:minmax(0,1fr) 316px;gap:28px;align-items:start}.workshop{min-width:0}.workbench{border:1px solid #3d626b;border-radius:var(--radius);overflow:hidden;background:#12343d}.bench-toolbar{height:56px;display:flex;align-items:center;padding:0 20px;gap:15px;border-bottom:1px solid #345660;background:#15353e}.bench-toolbar h2{font-size:14px;font-weight:500;white-space:nowrap}.bench-status{display:flex;align-items:center;gap:7px;font-size:11px;color:#aec6c7;margin-left:auto}.bench-status i,.save-status i,.connection-note i{width:5px;height:5px;border-radius:50%;background:var(--cyan);flex-shrink:0}.bench-status.error{color:var(--danger)}.bench-status.error i{background:var(--danger)}.bench-tools{display:flex;gap:2px;margin-right:-9px}.icon-button{width:38px;height:40px;display:inline-flex;align-items:center;justify-content:center;border-radius:5px;color:#acc6cb;flex-shrink:0}.icon-button:not(:disabled):hover{color:var(--cyan);background:#ffffff09}.board-stage{height:400px;position:relative;overflow:hidden;background:#12343d}.board{width:100%;height:100%;display:block;-webkit-user-select:none;user-select:none;overflow:visible}.peg{cursor:grab;touch-action:none;outline:none}.peg:active{cursor:grabbing}.peg:focus-visible .selection-ring{opacity:1}.peg:hover .selection-ring{opacity:.7}.peg-hit{pointer-events:all}.gear-rotor,.selection-ring{pointer-events:none}.svg-dimension{font:8px DM Sans,sans-serif;letter-spacing:1.4px;fill:#a0c0c7}.shaft-callout{fill:#b4d4d7;stroke:none;font:9px DM Sans,sans-serif;letter-spacing:1.3px}.shaft-callout path{fill:none;stroke:#80aeb5;stroke-width:.8}.shaft-callout .svg-rpm{font:12px Space Grotesk,sans-serif;letter-spacing:.2px;fill:#c0dedf}.peg-label{fill:#acc8cf;font:11px Space Grotesk,sans-serif;pointer-events:none}.peg-label>tspan:first-child{font-weight:600;fill:#c4dede}.peg-label.end-label>tspan:first-child{fill:var(--cyan)}.tooth-label{font-size:10px;fill:#9dbbc0}.svg-footnote{font:6.7px DM Sans,sans-serif;letter-spacing:1.3px;fill:#7ba5af}.board-registration{opacity:.65}.mesh-pulse{animation:mesh-in .7s var(--ease) both;pointer-events:none}@keyframes mesh-in{0%{r:20;opacity:1;stroke-width:3}to{r:7;opacity:.55;stroke-width:1.5}}.bench-bottom{height:43px;padding:0 20px;display:flex;justify-content:space-between;align-items:center;border-top:1px solid #33535c;color:#a1bfc6;font-size:10px;gap:16px}.bench-bottom>span:first-child{display:flex;align-items:center;gap:7px}.legend-dot{width:5px;height:5px;display:inline-block;border-radius:50%}.legend-dot.brass{background:var(--brass)}.legend-dot.cyan{background:var(--cyan);margin-left:10px}.selection-bar{height:62px;margin-bottom:19px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;color:#b6ced0;font-size:12px;gap:8px}.selection-bar>div:first-child{display:flex;align-items:center;gap:10px;min-width:0}.selection-symbol{color:#769da7}.selection-bar strong{font-weight:500;color:#dbe9e6}.selection-detail{color:var(--muted);padding-left:10px}.selection-actions{display:flex;align-items:center;gap:2px}.action-divider{height:16px;width:1px;background:var(--line);margin:0 5px}.rack-heading{display:flex;align-items:baseline;gap:14px;flex-wrap:wrap}.rack-heading h2{font-size:16px;white-space:nowrap}.rack-heading p{font-size:11px;color:var(--muted)}.rack-heading>span{margin-left:auto;font-size:10px;color:#84a4ad}.gear-options{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px;margin-top:15px}.gear-option{height:139px;border:1px solid #2d4d57;border-radius:9px;display:flex;flex-direction:column;align-items:center;position:relative;background:#0e2b34;touch-action:none;-webkit-user-select:none;user-select:none;padding:12px 2px 10px}.gear-option.chosen{border-color:#6fcbca;background:#153b43}.gear-option:not(:disabled):hover{background:#173b44;border-color:#81a9ad}.gear-thumbnail{height:63px;display:flex;align-items:center;justify-content:center;pointer-events:none}.gear-size{font-family:var(--font-display);font-size:18px;margin-top:4px;color:#f0deba}.gear-size small{font-family:DM Sans,sans-serif;font-size:10px;color:#b6c8c7}.tool-indicator{font-size:8px;letter-spacing:.65px;color:#88aab3;margin-top:7px}.chosen .tool-indicator{color:#a5e6df;font-size:8px;letter-spacing:1px}.rack-tip{display:flex;align-items:flex-start;gap:7px;color:#90aeb8;font-size:10px;margin-top:13px;line-height:1.6}.rack-tip svg{margin-top:1px}.challenge-panel{border-top:2px solid var(--brass);padding-top:17px}.challenge-top{display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:10px;color:#aac4c7;letter-spacing:.25px}.text-button{display:inline-flex;align-items:center;gap:7px;color:#a4c4c8;min-height:30px;padding:0;font-size:11px}.text-button:hover{color:var(--cyan)}.challenge-panel>h2{font-size:27px;line-height:1.15;margin-top:15px;letter-spacing:-.8px}.challenge-description{margin-top:13px;line-height:1.7;color:var(--muted);font-size:12px;max-width:40ch;min-height:61px}.target-box{margin-top:21px;padding:17px 20px 19px;border:1px solid #4b5344;border-radius:9px;background:#283b36}.target-label{font-size:11px;color:#d8c69e;display:flex;justify-content:space-between;align-items:center}.target-label>span{display:flex;gap:4px;align-items:center;font-size:10px;color:#abe1bf}.target-value{font-family:var(--font-display);font-size:60px;font-weight:400;letter-spacing:-2px;color:#edd098;line-height:1.2;display:flex;align-items:baseline;margin:9px 0 2px;gap:9px;font-variant-numeric:tabular-nums}.target-value>span{font-family:DM Sans,sans-serif;font-size:12px;letter-spacing:.5px;color:#cebd96}.target-value>svg{margin-left:auto;align-self:center;color:#b89c64}.target-direction{font-size:11px;color:#d3c39f}.target-box.is-complete{border-color:#5b8869}.readout{display:flex;align-items:center;justify-content:space-between;margin-top:26px;gap:7px}.readout>div{display:flex;flex-direction:column;gap:6px}.readout>div>span:first-child{color:#9fbbc0;font-size:10px}.readout strong{font-family:var(--font-display);font-size:30px;line-height:1.3;font-weight:500;letter-spacing:-.8px;font-variant-numeric:tabular-nums}.readout strong small{font-family:DM Sans,sans-serif;font-size:9px;font-weight:400;letter-spacing:.4px;color:#a5bfc4;margin-left:6px}.readout-direction{display:flex;align-items:center;gap:4px;font-size:9px;color:#98b8be}.readout-arrow{color:#5c858f;align-self:center;margin-top:10px}.readout>div:last-child{min-width:104px}.readout .matched strong{color:var(--cyan)}.connection-note{display:flex;align-items:center;gap:6px;min-height:37px;margin-top:8px;font-size:10px;color:#a4bdc0;line-height:1.5}.connection-note i{background:#809c9e;width:4px;height:4px}.connection-note.connected{color:#a6d9d3}.connection-note.connected i{background:var(--cyan)}.connection-note.warning{color:var(--danger)}.connection-note.warning i{background:var(--danger)}.go-button{width:100%;height:50px;background:var(--cyan);color:#0a3037;border-radius:7px;display:flex;align-items:center;justify-content:center;gap:10px;font-size:14px;font-weight:700;position:relative}.go-button:not(:disabled):hover{background:#a0eee5}.go-button>span{position:absolute;right:13px;font-size:8px;font-weight:500;letter-spacing:.5px;border:1px solid #438e8b80;border-radius:3px;padding:3px 5px}.go-button.running{background:#30565b;color:#c1eeea}.go-button.running>span{border-color:#81aaa680}.next-button{display:flex;justify-content:space-between;align-items:center;color:var(--cyan);width:100%;min-height:48px;font-size:12px}.math-panel{border-top:1px solid var(--line);margin-top:25px;padding-top:20px}.math-heading{display:flex;justify-content:space-between;align-items:center;gap:7px}.math-heading h3{font-size:13px}.math-heading>span{font-size:9px;letter-spacing:.7px;color:#88a9b2}.math-panel p{font-size:11px;color:#90afb8;line-height:1.8;margin-top:13px}.math-panel .waiting-math{margin-top:13px;max-width:35ch}.equation-preview{font-family:var(--font-display);font-size:11px;color:#a0bdc5;display:flex;gap:5px;align-items:center;margin-top:15px;flex-wrap:wrap}.equation-preview>span{font-size:9px;border-bottom:1px solid #78939a;padding-bottom:3px}.formula{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:20px;font-family:var(--font-display);font-size:21px;font-variant-numeric:tabular-nums;color:#b4d5d7}.formula>span:nth-child(2),.formula>span:nth-child(4){font-size:14px;color:#81a2ad}.formula>strong{color:var(--cyan);font-size:24px;font-weight:500}.fraction{display:flex;flex-direction:column;font-size:19px;text-align:center;gap:3px}.fraction>span:first-child{border-bottom:1px solid #67919a;padding-bottom:3px}.fraction small{font-family:DM Sans,sans-serif;font-size:8px;color:#9bbac1}.train-path{display:flex;gap:3px;align-items:center;margin-top:20px;flex-wrap:wrap}.train-path>span{display:flex;gap:4px;align-items:center;color:#5e919b}.train-path>span>span{border:1px solid #355862;border-radius:4px;padding:5px 7px;color:#bbd6d9;font-size:10px}.train-path small{margin-left:5px;color:#92b3b8;font-size:8px}.hint-area{margin-top:21px;border-top:1px solid var(--line);padding-top:9px}.hint-area>.text-button{width:100%;justify-content:flex-start;min-height:40px;font-size:10px;gap:6px}.hint-area>.text-button svg:last-child{margin-left:auto;transition:transform .2s var(--ease)}.hint-area>.text-button[aria-expanded=true] svg:last-child{transform:rotate(90deg)}.hint-area>p{font-size:11px;line-height:1.7;color:#b8cdbf;background:#1a3637;border-radius:6px;padding:12px;margin:4px 0 10px}.sandbox-input{margin-top:24px;padding:19px 0;border-block:1px solid var(--line)}.sandbox-input label{display:flex;align-items:center;justify-content:space-between;font-size:12px;color:#b1ccd1}.sandbox-input label strong{font-family:var(--font-display);font-size:25px;color:var(--cyan)}.sandbox-input label small{font-family:DM Sans,sans-serif;font-size:9px;font-weight:400}.sandbox-input input{width:100%;height:32px;accent-color:var(--cyan);cursor:pointer;margin:12px 0 0}.range-limits{display:flex;justify-content:space-between;color:#94b3bd;font-size:9px}.sandbox-input>p{color:#93b3bd;font-size:10px;margin-top:15px}.clear-button{display:flex;align-items:center;justify-content:center;gap:7px;min-height:46px;margin:13px auto 0;color:#a6c4cb;font-size:11px}.clear-button:hover{color:var(--danger)}.workshop-message{display:flex;align-items:center;gap:10px;line-height:1.7;font-size:11px;color:#b6cdd1;min-height:64px;margin-top:12px}.workshop-message>svg{color:var(--brass);flex-shrink:0}.workshop-message.warning{color:var(--danger)}.reduced-note{font-size:10px;color:#a4c0c5;margin-left:auto}footer{max-width:1440px;margin:15px auto 0;padding:24px 48px 30px;display:flex;gap:22px;border-top:1px solid var(--line);font-size:10px;color:#8cabb4;align-items:center}footer button{display:flex;align-items:center;gap:7px;font-size:10px;min-height:30px;padding:0;color:#b1c6ca}footer button:hover{color:var(--cyan)}.save-status{margin-left:auto;display:flex;align-items:center;gap:7px;font-size:9px}.save-status i{width:4px;height:4px;background:#8faf9d}.drag-ghost{position:fixed;z-index:40;transform:translate(-50%,-50%);pointer-events:none;filter:drop-shadow(0 7px 10px #00131980)}.sheet{color:#e9f2f1;background:#10313a;border:1px solid #41656c;border-radius:14px;max-width:480px;width:calc(100% - 32px);padding:26px;box-shadow:0 24px 80px #00131990;max-height:90dvh;overflow:auto}.sheet::backdrop{background:#031b23cc}.sheet-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:10px}.sheet-heading h2{font-size:24px;letter-spacing:-.7px;line-height:1.3}.sheet-heading>.icon-button{margin:-7px -7px 0 0}.about-lines{margin-top:24px;display:grid;gap:17px}.about-lines p{font-size:13px;line-height:1.8;color:#bbd0d2}.keyboard-help{border-top:1px solid #36545d;margin-top:24px;padding-top:20px}.keyboard-help h3{font-size:14px;margin-bottom:14px}.keyboard-help p{display:flex;align-items:center;gap:14px;font-size:11px;color:#a5c4c9;line-height:2.7}kbd{font:10px DM Sans,sans-serif;border:1px solid #54757b;background:#193c45;border-radius:4px;padding:0 6px;min-width:48px;text-align:center;line-height:24px;color:#cae0df}.sheet>.go-button{margin-top:24px}.sheet-heading p{font-size:11px;margin-top:9px;color:#b4d0d1}.level-list{display:grid;margin-top:23px}.level-list>button{display:flex;align-items:center;text-align:left;gap:14px;min-height:76px;border-bottom:1px solid #31515a;padding:10px 8px;border-radius:5px}.level-list>button:hover,.level-list>button.current-level{background:#1c4048}.level-list>button>svg{margin-left:auto;color:#86aab2}.level-number{font-family:var(--font-display);color:#9cbdc1;width:31px;font-size:18px}.level-number.solved{color:var(--cyan)}.level-list strong{display:block;font-size:13px;font-weight:500}.level-list small{display:block;color:#a2bfc4;font-size:10px;margin-top:6px}@media(min-width:1500px){.board-stage{height:430px}.intro{padding-top:47px;padding-bottom:38px}.workshop-layout{gap:34px;grid-template-columns:minmax(0,1fr) 330px}.challenge-panel{padding-top:20px}.challenge-description{font-size:13px}.gear-option{height:144px}.challenge-panel>h2{font-size:30px}}@media(max-width:1100px){.site-header,main{padding-left:28px;padding-right:28px}.site-header{height:88px}.workshop-layout{grid-template-columns:minmax(0,1fr) 285px;gap:22px}.board-stage{height:370px}.rack-heading{gap:5px 10px}.rack-heading p{order:3;flex-basis:100%;font-size:10px}.gear-options{gap:7px}.tool-indicator{font-size:7px;letter-spacing:0}.bench-bottom{font-size:9px;padding:0 13px}.bench-bottom>span:last-child{display:none}.bench-toolbar{padding:0 14px;gap:9px}.bench-toolbar h2{font-size:13px}.bench-status{font-size:9px;gap:4px}.bench-tools{gap:0}.bench-tools .icon-button{width:29px}.selection-detail{padding-left:6px}.selection-bar{font-size:10px}.selection-actions .icon-button{width:31px}.selection-bar>div:first-child{gap:6px}footer{padding-left:28px;padding-right:28px}.target-value{font-size:56px}.challenge-panel>h2{font-size:25px}.challenge-description{min-height:68px}}@media(max-width:800px){.workshop-layout{grid-template-columns:minmax(0,1fr) 265px;gap:18px}.site-header,main{padding-inline:20px}.wordmark{font-size:23px}.brand-symbol{margin-right:8px}.mode-switch button{padding:0 12px;font-size:11px;gap:6px}.help-button{width:36px;justify-content:center}.help-button span{display:none}.intro{padding-top:30px;padding-bottom:26px}h1{font-size:32px}.intro p{font-size:12px}.progress-dots i{width:16px}.progress-summary{font-size:10px}.board-stage{height:332px}.bench-toolbar{padding:0 10px;gap:5px}.bench-status{font-size:0;gap:0}.bench-status i{width:5px;height:5px}.bench-status{margin-left:4px}.bench-tools{margin-left:auto;margin-right:0}.bench-toolbar h2{font-size:12px}.gear-option{height:124px}.gear-thumbnail{height:57px}.gear-thumbnail>svg{max-width:100%;padding:3px}.gear-size{font-size:15px}.gear-size small{font-size:9px}.tool-indicator{font-size:0}.chosen .tool-indicator{font-size:6px}.selection-bar{gap:0}.selection-bar>div:first-child>span:last-child{max-width:135px;line-height:1.7}.selection-detail{padding-left:0;display:block;font-size:9px}.selection-actions .icon-button{width:29px}.selection-symbol{display:none}.rack-tip{font-size:9px}.challenge-description{min-height:70px}.go-button>span{display:none}.target-box{padding:16px}.connection-note{font-size:9px}.readout strong{font-size:27px}.readout>div:last-child{min-width:93px}footer{padding-inline:20px;gap:14px}.save-status{font-size:8px}}@media(max-width:650px){.site-header{height:auto;min-height:120px;padding:18px 20px 0;display:grid;grid-template-columns:1fr auto;gap:13px 15px;border-bottom:1px solid var(--line)}.wordmark{font-size:25px}.wordmark .brand-symbol svg{width:27px}.help-button{grid-column:2;grid-row:1;width:auto}.help-button span{display:inline;font-size:11px}.mode-switch{grid-column:1/-1;grid-row:2;padding:0;background:none;border:0;border-radius:0;gap:25px;justify-content:flex-start;align-self:end}.mode-switch button{min-height:43px;font-size:12px;border-radius:0;padding:0 0 12px;position:relative;color:#8fafb8;gap:8px}.mode-switch button.active{background:none;box-shadow:none;color:#beeee8}.mode-switch button.active:after{content:"";position:absolute;height:2px;bottom:-1px;left:0;right:0;background:var(--cyan)}main{padding:0 16px}.intro{padding:27px 3px 23px;gap:10px;align-items:flex-start}h1{font-size:30px;letter-spacing:-1.2px}.intro p{font-size:11px;margin-top:8px}.progress-summary{gap:7px;min-height:37px;padding:7px 0 0;flex-shrink:0}.progress-summary>span:last-child{font-size:0;gap:0}.progress-summary strong{font-size:10px}.progress-summary>span:last-child>svg{width:12px;margin-left:3px}.progress-dots{gap:3px}.progress-dots i{width:8px;height:4px}.workshop-layout{display:flex;flex-direction:column;gap:26px}.workshop,.challenge-panel{width:100%}.board-stage{height:300px}.bench-toolbar{height:49px;padding:0 13px;gap:12px}.bench-toolbar h2{font-size:12px}.bench-status{font-size:9px;gap:5px;margin-left:auto}.bench-tools{margin-left:0}.bench-tools .icon-button{width:30px;height:40px}.bench-bottom{height:36px;font-size:8px;padding:0 13px}.bench-bottom>span:last-child{display:block;font-size:7px}.bench-bottom>span:first-child{gap:5px}.legend-dot.cyan{margin-left:4px}.selection-bar{height:57px;margin-bottom:17px;font-size:11px}.selection-symbol{display:inline}.selection-bar>div:first-child{gap:7px}.selection-bar>div:first-child>span:last-child{max-width:none}.selection-detail{display:inline;padding-left:8px;font-size:10px}.selection-actions .icon-button{width:34px;height:44px}.selection-actions{gap:1px}.action-divider{margin-inline:0}.rack-heading h2{font-size:16px}.rack-heading p{font-size:10px;margin-top:3px}.rack-heading>span{font-size:9px}.gear-options{margin-top:12px;gap:7px}.gear-option{height:123px;padding:9px 2px 8px}.gear-thumbnail{height:57px}.gear-size{font-size:17px;margin-top:4px}.gear-size small{font-size:8px}.tool-indicator{font-size:6px;letter-spacing:0;margin-top:7px}.chosen .tool-indicator{font-size:6px;letter-spacing:.6px}.rack-tip{font-size:9px;margin-top:11px;max-width:340px;line-height:1.7}.rack-tip svg{width:12px}.challenge-panel{padding-top:13px;border-top-width:1px}.challenge-top{font-size:10px}.challenge-panel>h2{font-size:27px;margin-top:12px}.challenge-description{font-size:12px;min-height:0;max-width:42ch;margin-top:10px}.target-box{margin-top:18px;padding:14px 18px;position:relative}.target-label{font-size:10px}.target-value{font-size:50px;line-height:1.15;margin-top:6px;margin-bottom:0}.target-value>svg{width:32px;margin-right:1px}.target-direction{position:absolute;right:20px;top:48px;font-size:10px;max-width:107px;line-height:1.5;padding-right:36px;min-width:162px}.target-value>svg{margin-top:-8px}.readout{margin-top:21px;justify-content:flex-start;gap:34px}.readout>div:last-child{min-width:104px}.readout strong{font-size:30px}.readout>div>span:first-child{font-size:11px}.readout-direction{font-size:10px}.readout-arrow{margin-inline:8px}.connection-note{margin-top:8px;min-height:36px;font-size:10px}.go-button{height:50px}.go-button>span{display:block}.math-panel{margin-top:24px;padding-top:19px}.math-heading h3{font-size:14px}.math-panel p{font-size:11px;max-width:45ch}.formula{justify-content:flex-start;gap:22px}.train-path{gap:6px}.hint-area{margin-top:19px}.hint-area>.text-button{font-size:11px;min-height:44px}.math-panel .waiting-math{max-width:40ch}.equation-preview{margin-top:12px;font-size:12px}.equation-preview>span{font-size:10px}.workshop-message{font-size:10px;min-height:60px;align-items:flex-start;margin-top:17px;padding:12px 0;gap:8px}.workshop-message>svg{margin-top:2px}.reduced-note{display:none}footer{padding:17px 19px 23px;margin-top:10px;gap:10px 20px;flex-wrap:wrap;font-size:9px}footer>span:first-child{flex-basis:55%;font-size:9px}footer>button{font-size:9px;margin-left:auto}.save-status{margin-left:0;flex-basis:100%;font-size:8px}.sandbox-input{margin-top:19px}.sheet{padding:22px}.sheet-heading h2{font-size:22px}.sheet-heading .icon-button{width:38px;height:44px;margin-top:-6px}.sheet .go-button>span{display:none}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}@media(max-width:650px){.mobile-mission{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:-4px 3px 17px;padding:13px 0 14px;border-top:1px solid var(--line)}.mobile-mission>div{display:flex;flex-direction:column;gap:5px}.mobile-mission>div>span{font-size:9px;color:#9bbbc2}.mobile-mission strong{font-family:var(--font-display);font-weight:500;font-size:15px}.mobile-mission .mobile-mission-rpm{align-items:flex-end}.mobile-mission-rpm strong{display:flex;align-items:center;gap:7px;font-size:22px;color:var(--brass);line-height:1.1}.mobile-mission-rpm small{font:9px DM Sans,sans-serif;letter-spacing:.4px}.mobile-mission-rpm>span{font-size:8px!important}.board-stage{height:270px}}@media(max-width:650px){.mobile-runbar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:13px 3px 0}.mobile-runbar>div{display:flex;flex-direction:column;gap:5px}.mobile-runbar>div>span{color:#9bbbc2;font-size:9px}.mobile-runbar strong{font:500 19px var(--font-display);color:#cce5e3;display:flex;align-items:center;gap:9px;font-variant-numeric:tabular-nums}.mobile-runbar strong>span{color:#759fa8;font-size:14px}.mobile-runbar small{font:9px DM Sans,sans-serif;color:#a7c1c6}.mobile-runbar button{display:flex;align-items:center;justify-content:center;gap:7px;min-height:44px;min-width:122px;background:var(--cyan);color:#0b3037;font-size:12px;font-weight:600;border-radius:6px}}
