@font-face{font-family:Space Grotesk;src:url('/fonts/space-grotesk.woff2') format('woff2');font-style:normal;font-weight:300 700;font-display:swap}
@font-face{font-family:IBM Plex Mono;src:url('/fonts/ibm-plex-mono.woff2') format('woff2');font-style:normal;font-weight:400;font-display:swap}
:root{color-scheme:dark;--background:#151817;--terminal:#111614;--ivory:#efeee7;--orange:#f16b49;--sage:#a9c596;--muted:#a9b0ad;--border:#636e67;--line:#3a413d;--mono:'IBM Plex Mono',monospace;--sans:'Space Grotesk',sans-serif}
*{box-sizing:border-box}html{background:var(--background)}body{margin:0;color:var(--ivory);font-family:var(--mono);font-size:16px}button,input,select{font:inherit}button,a,select,input{-webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}button{cursor:pointer}button:disabled{cursor:default}a:hover,.playback:hover,.copy-link:hover{color:var(--ivory)}button:focus-visible,a:focus-visible,select:focus-visible,input:focus-visible{outline:2px solid var(--sage);outline-offset:6px}svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;flex:none}.shell{width:100%;max-width:1920px;min-height:100svh;margin:0 auto;padding:36px 54px;display:flex;flex-direction:column}.site-header{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:32px}.wordmark{font-size:27px;letter-spacing:-1.2px;line-height:1.2}.creator{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:16px;line-height:1.5}.creator svg{width:18px;height:18px}main{display:grid;grid-template-columns:minmax(0,540fr) minmax(0,828fr);gap:62px;margin:96px 0 110px}.introduction{padding-top:22px;min-width:0}h1{font-family:var(--sans);font-size:clamp(76px,7.16vw,110px);font-weight:700;line-height:.885;letter-spacing:-6.5px;margin:0}h1 span{display:block;white-space:nowrap}.accent{color:var(--orange)}.description{font-size:20px;line-height:1.6;letter-spacing:-.55px;margin:22px 0 0;white-space:nowrap}.run-button{display:inline-flex;align-items:center;justify-content:center;gap:16px;min-height:67px;padding:16px 30px;margin-top:38px;border:0;border-radius:8px;background:var(--orange);color:#101512;font-size:21px;font-weight:700;letter-spacing:-.5px;transition:background .18s,transform .18s}.run-button svg{width:24px;height:24px;stroke-width:2}.run-button:hover{background:#ff7c59;transform:translateY(-2px)}.run-button:active{transform:translateY(0)}.controls{display:flex;align-items:flex-end;gap:30px;margin-top:44px}.scenario-field{min-width:0;flex:1}.scenario-field label{display:block;margin-bottom:12px;font-size:16px;letter-spacing:-.4px}.select-wrap{position:relative}.select-wrap select{display:block;appearance:none;width:100%;height:53px;padding:11px 45px 11px 17px;border:1px solid var(--border);border-radius:8px;background:transparent;color:var(--ivory);font-size:18px;letter-spacing:-.5px;text-overflow:ellipsis;cursor:pointer}.select-wrap select option{background:var(--background);color:var(--ivory)}.select-wrap svg{position:absolute;right:16px;top:17px;pointer-events:none}.playback{height:53px;width:80px;flex:none;border:0;padding:8px 0;background:none;color:var(--muted);font-size:17px;text-align:center}.terminal-section{min-width:0}.terminal{height:606px;overflow:hidden;border:1.5px solid #748076;border-radius:14px;background:var(--terminal);display:flex;flex-direction:column}.terminal-header{height:52px;flex:none;background:#1c211e;border-bottom:1px solid var(--line);position:relative;display:flex;align-items:center;justify-content:center;padding:0 112px}.terminal-header p{margin:0;color:var(--muted);font-size:16px;line-height:1.4;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.window-dots{display:flex;gap:13px;position:absolute;left:19px;top:18px}.window-dots span{width:16px;height:16px;border-radius:50%;background:#ef625b}.window-dots span:nth-child(2){background:#f5c747}.window-dots span:nth-child(3){background:#69bd5c}.terminal-body{position:relative;display:flex;flex-direction:column;flex:1;min-height:0;padding:29px 31px 20px 40px}.output{font-size:24px;line-height:1.55;letter-spacing:-.45px;overflow-wrap:anywhere;min-width:0}.terminal-line{min-height:1.55em;white-space:pre-wrap}.terminal-line.gap{margin-top:22px}.command{color:var(--ivory)}.command .line-prefix{color:var(--muted);padding-right:2px}.line-prefix.success{color:var(--sage)}.line-prefix.error{color:var(--orange);font-weight:700}.terminal-bottom{margin-top:auto;padding-top:30px;margin-left:-9px;padding-right:11px}progress{display:block;appearance:none;border:0;width:100%;height:4px;background:var(--line);color:var(--orange)}progress::-webkit-progress-bar{background:var(--line)}progress::-webkit-progress-value{background:var(--orange)}progress::-moz-progress-bar{background:var(--orange)}.cursor{display:block;width:13px;height:25px;margin-top:16px;background:var(--muted)}.is-running .cursor{animation:blink 1.1s steps(1,end) infinite}.simulation-note{margin:18px 0 0;text-align:right;color:var(--muted);font-size:14px;line-height:1.6;letter-spacing:-.2px}.site-footer{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:63px;margin-top:auto;padding-top:28px;border-top:1px solid var(--line);color:var(--muted);font-size:16px}.site-footer p{margin:0}.footer-links{display:flex;align-items:center;gap:26px}.footer-links a,.copy-link{display:flex;align-items:center;gap:9px;white-space:nowrap}.footer-links a{padding-left:26px;border-left:1px solid var(--line)}.copy-link{background:none;border:0;padding:4px 0;color:var(--muted);font-size:16px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}dialog{width:min(480px,calc(100vw - 40px));max-width:100%;padding:30px;border:1px solid var(--border);border-radius:12px;background:var(--background);color:var(--ivory)}dialog::backdrop{background:#080a09bb}dialog h2{font-family:var(--sans);font-size:26px;margin:0 0 16px}dialog p{color:var(--muted);font-size:14px;line-height:1.6}dialog input{width:100%;min-width:0;border:1px solid var(--border);border-radius:5px;background:var(--terminal);color:var(--ivory);padding:12px;font-size:14px}.dialog-close{display:block;margin:22px 0 0 auto;border:0;border-radius:6px;background:var(--orange);color:#101512;padding:10px 22px}@keyframes blink{50%{opacity:0}}
@media(min-width:1600px){main{gap:76px}h1{font-size:clamp(110px,7.16vw,132px)}.description{font-size:22px}.output{font-size:26px}}
@media(max-width:1250px){.shell{padding:32px 36px}main{gap:36px;margin-top:78px}.description{font-size:16px;letter-spacing:-.5px}h1{font-size:8vw;letter-spacing:-5px}.run-button{font-size:17px;padding:16px 22px;gap:12px;min-height:61px}.controls{gap:10px}.select-wrap select{font-size:15px;padding-left:12px}.playback{font-size:15px;width:68px}.scenario-field label{font-size:14px}.terminal{height:560px}.terminal-body{padding:27px 24px 20px}.output{font-size:20px}.terminal-header p{font-size:13px}.simulation-note{font-size:12px}.terminal-bottom{margin-left:0;padding-right:0}}
@media(max-width:950px){.shell{padding:28px 28px}.site-header{align-items:flex-start}.creator{font-size:13px}.wordmark{font-size:24px}main{grid-template-columns:1fr;gap:52px;margin:70px 0 66px}.introduction{padding-top:0}h1{font-size:clamp(78px,12vw,110px);letter-spacing:-5px}.description{font-size:18px;white-space:normal}.controls{max-width:540px;gap:25px;margin-top:30px}.run-button{font-size:19px;margin-top:30px}.select-wrap select{font-size:17px}.scenario-field label{font-size:15px}.playback{font-size:16px;width:80px}.terminal{height:540px}.terminal-body{padding:30px}.output{font-size:23px}.terminal-header p{font-size:15px}.simulation-note{font-size:13px}.site-footer{font-size:14px}.copy-link{font-size:14px}}
@media(max-width:540px){.shell{padding:24px 22px 27px}.site-header{gap:12px;align-items:center}.wordmark{font-size:22px}.creator{font-size:10px;gap:4px;max-width:155px;text-align:right;line-height:1.65}.creator svg{height:14px;width:14px}main{margin-top:63px;gap:38px;margin-bottom:54px}h1{font-size:clamp(64px,17.5vw,91px);letter-spacing:-3.9px;line-height:.94}.description{font-size:14px;line-height:1.7;letter-spacing:-.3px;max-width:330px;margin-top:22px}.run-button{width:100%;font-size:16px;min-height:58px;margin-top:27px;padding:16px 18px;gap:13px;border-radius:7px}.run-button svg{width:21px;height:21px}.controls{gap:10px;margin-top:28px}.scenario-field label{font-size:13px}.select-wrap select{font-size:13px;letter-spacing:-.35px;padding:12px 30px 12px 11px;height:48px;border-radius:6px}.select-wrap svg{right:10px;top:15px;width:17px;height:17px}.playback{width:64px;height:48px;font-size:13px}.terminal{height:445px;border-radius:10px}.terminal-header{height:43px;padding:0 54px}.terminal-header p{font-size:10px;letter-spacing:-.1px}.window-dots{gap:7px;left:13px;top:16px}.window-dots span{height:10px;width:10px}.terminal-body{padding:22px 16px 16px}.output{font-size:13px;line-height:1.7;letter-spacing:-.15px}.terminal-line{min-height:1.7em}.terminal-line.gap{margin-top:16px}.terminal-bottom{padding-top:24px}.cursor{height:18px;width:9px;margin-top:13px}.simulation-note{font-size:10px;line-height:1.7;margin-top:13px;text-align:center;letter-spacing:-.25px}.site-footer{gap:18px;flex-wrap:wrap;font-size:12px;padding-top:22px}.footer-links{gap:18px}.footer-links a{padding-left:18px}.copy-link{font-size:12px}.footer-links svg{width:16px;height:16px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

.challenge-entry{display:flex;align-items:center;gap:16px;color:#c7d99a;width:fit-content;font-size:16px;text-underline-offset:5px;margin-top:22px}.challenge-entry span{font-size:11px;color:#a7b1ac;text-decoration:none}@media(max-width:540px){.challenge-entry{font-size:14px;gap:12px}.challenge-entry span{font-size:10px}}