.lesson-lab-module__AbePJW__lab{--lab-bg:#0b1117;--lab-panel:#111923;--lab-panel-raised:#151f2a;--lab-border:#263544;--lab-text:#e6edf3;--lab-muted:#9aaaba;--lab-accent:#75d8c8;--lab-body:#b8c6d4;--lab-strong:#e0e9f1;--lab-code:#a8d9d1;--lab-code-bg:#121c26;background:radial-gradient(ellipse at 72% 6%, #4373a71f, transparent 38rem), var(--lab-bg);min-height:100svh;color:var(--lab-text);grid-template-columns:18rem minmax(0,1fr);font-family:Arial,Helvetica,sans-serif;display:grid}html[data-theme=light] .lesson-lab-module__AbePJW__lab{--lab-bg:#f1f6fd;--lab-panel:#fff;--lab-panel-raised:#eaf1fa;--lab-border:#d2deeb;--lab-text:#1a304b;--lab-muted:#586d84;--lab-accent:#087e83;--lab-body:#435a73;--lab-strong:#213b5b;--lab-code:#08747c;--lab-code-bg:#e7f2f4;background:radial-gradient(ellipse at 72% 6%, #5268d81a, transparent 38rem), var(--lab-bg)}.lesson-lab-module__AbePJW__sidebar{border-right:1px solid var(--lab-border);background:color-mix(in srgb, var(--lab-bg) 88%, transparent);flex-direction:column;height:100svh;min-height:39rem;padding:1.35rem 1rem 1rem;display:flex;position:sticky;top:0}.lesson-lab-module__AbePJW__backLink,.lesson-lab-module__AbePJW__brand,.lesson-lab-module__AbePJW__sidebarFooter a{color:var(--lab-muted);text-decoration:none}.lesson-lab-module__AbePJW__backLink{align-items:center;gap:.55rem;font-size:.75rem;display:flex}.lesson-lab-module__AbePJW__backLink:hover,.lesson-lab-module__AbePJW__sidebarFooter a:hover{color:var(--lab-accent)}.lesson-lab-module__AbePJW__brand{color:var(--lab-text);align-items:center;gap:.65rem;margin-top:1.6rem;font-size:.9rem;font-weight:700;display:flex}.lesson-lab-module__AbePJW__brandMark{aspect-ratio:1;border:1px solid color-mix(in srgb, var(--lab-accent) 50%, var(--lab-border));background:color-mix(in srgb, var(--lab-accent) 12%, transparent);width:2rem;color:var(--lab-accent);border-radius:.55rem;place-items:center;display:grid}.lesson-lab-module__AbePJW__courseTitle{margin-top:2rem}.lesson-lab-module__AbePJW__courseTitle>span,.lesson-lab-module__AbePJW__navLabel{color:var(--lab-accent);letter-spacing:.13em;font-size:.62rem;font-weight:700}.lesson-lab-module__AbePJW__courseTitle h2{letter-spacing:-.02em;margin-top:.45rem;font-size:1.05rem}.lesson-lab-module__AbePJW__progressBlock{margin-top:1.65rem}.lesson-lab-module__AbePJW__progressHeading{color:var(--lab-muted);justify-content:space-between;font-size:.72rem;display:flex}.lesson-lab-module__AbePJW__progressHeading strong{color:var(--lab-accent);font-variant-numeric:tabular-nums}.lesson-lab-module__AbePJW__progressTrack{background:#202c39;border-radius:1rem;height:.35rem;margin-top:.6rem;overflow:hidden}.lesson-lab-module__AbePJW__progressTrack span{border-radius:inherit;background:linear-gradient(90deg,#54bba9,#91b8ff);height:100%;transition:width .22s;display:block}.lesson-lab-module__AbePJW__stats{border:1px solid var(--lab-border);background:color-mix(in srgb, var(--lab-panel-raised) 72%, transparent);border-radius:.65rem;grid-template-columns:repeat(3,1fr);margin-top:1.1rem;display:grid}.lesson-lab-module__AbePJW__stats div{justify-items:center;gap:.2rem;padding:.65rem .15rem;display:grid}.lesson-lab-module__AbePJW__stats div+div{border-left:1px solid var(--lab-border)}.lesson-lab-module__AbePJW__stats strong{font-size:.85rem}.lesson-lab-module__AbePJW__stats span{color:var(--lab-muted);font-size:.62rem}.lesson-lab-module__AbePJW__stepNav{overscroll-behavior:contain;align-content:start;gap:.35rem;min-height:0;margin-top:1.75rem;display:grid;overflow-y:auto}.lesson-lab-module__AbePJW__navLabel{color:#8294a8;margin:0 0 .45rem .55rem;font-size:.57rem}.lesson-lab-module__AbePJW__stepButton{width:100%;min-width:0;color:var(--lab-muted);text-align:left;cursor:pointer;background:0 0;border:1px solid #0000;border-radius:.62rem;align-items:center;gap:.7rem;padding:.62rem .5rem;display:flex}.lesson-lab-module__AbePJW__stepButton:hover:not(:disabled),.lesson-lab-module__AbePJW__stepActive{border-color:var(--lab-border);background:var(--lab-panel-raised);color:var(--lab-text)}.lesson-lab-module__AbePJW__stepActive{border-color:color-mix(in srgb, var(--lab-accent) 35%, var(--lab-border));box-shadow:inset 2px 0 var(--lab-accent)}.lesson-lab-module__AbePJW__stepButton:disabled{cursor:not-allowed;opacity:.48}.lesson-lab-module__AbePJW__stepIcon{border:1px solid var(--lab-border);width:1.75rem;height:1.75rem;color:var(--lab-muted);font-variant-numeric:tabular-nums;border-radius:50%;flex:none;place-items:center;font-size:.62rem;display:grid}.lesson-lab-module__AbePJW__stepDone{border-color:color-mix(in srgb, var(--lab-accent) 55%, var(--lab-border));background:color-mix(in srgb, var(--lab-accent) 14%, transparent);color:var(--lab-accent)}.lesson-lab-module__AbePJW__stepText{gap:.22rem;min-width:0;display:grid}.lesson-lab-module__AbePJW__stepText small{color:#8495a8;letter-spacing:.1em;text-transform:uppercase;font-size:.54rem;font-weight:700}.lesson-lab-module__AbePJW__stepText>span{font-size:.72rem;line-height:1.35}.lesson-lab-module__AbePJW__lockIcon{margin-left:auto;font-size:.8rem}.lesson-lab-module__AbePJW__sidebarFooter{border-top:1px solid var(--lab-border);color:var(--lab-muted);align-items:center;gap:.55rem;margin-top:auto;padding-top:.85rem;font-size:.7rem;display:flex}.lesson-lab-module__AbePJW__sidebarFooter a{margin-left:auto;font-size:.67rem}.lesson-lab-module__AbePJW__workspace{grid-template-rows:auto minmax(12rem,1fr) minmax(16rem,42vh);min-width:0;min-height:100svh;display:grid}.lesson-lab-module__AbePJW__lessonHeader{border-bottom:1px solid var(--lab-border);background:color-mix(in srgb, var(--lab-bg) 52%, transparent);justify-content:space-between;align-items:center;gap:1rem;padding:1.5rem clamp(1.5rem,5vw,4.5rem);display:flex}.lesson-lab-module__AbePJW__kicker{color:var(--lab-accent);letter-spacing:.13em;font-size:.62rem;font-weight:700}.lesson-lab-module__AbePJW__kicker span{color:#637487;padding-inline:.2rem}.lesson-lab-module__AbePJW__lessonHeader h1{letter-spacing:-.04em;margin-top:.5rem;font-size:clamp(1.35rem,3vw,2rem);font-weight:650}.lesson-lab-module__AbePJW__headerBadge{border:1px solid var(--lab-border);color:var(--lab-muted);border-radius:99px;align-items:center;gap:.5rem;padding:.45rem .7rem;font-size:.65rem;display:flex}.lesson-lab-module__AbePJW__headerBadge>span{background:var(--lab-accent);width:.42rem;height:.42rem;box-shadow:0 0 .7rem color-mix(in srgb, var(--lab-accent) 60%, transparent);border-radius:50%}.lesson-lab-module__AbePJW__lessonContent{width:min(100%,880px);min-height:0;color:var(--lab-body);margin-inline:auto;padding:2rem clamp(1.5rem,5vw,4.5rem) 1.5rem;font-size:.9rem;line-height:1.8;animation:.22s ease-out both lesson-lab-module__AbePJW__fade-in;overflow-y:auto}.lesson-lab-module__AbePJW__lessonContent p+p,.lesson-lab-module__AbePJW__lessonContent p+h2,.lesson-lab-module__AbePJW__lessonContent ul+h2,.lesson-lab-module__AbePJW__lessonContent h2+p,.lesson-lab-module__AbePJW__lessonContent h2+ul,.lesson-lab-module__AbePJW__lessonContent pre+p{margin-top:1rem}.lesson-lab-module__AbePJW__lessonContent h2{color:var(--lab-text);letter-spacing:-.015em;font-size:1.05rem;font-weight:650}.lesson-lab-module__AbePJW__lead{color:var(--lab-strong);font-size:1.02rem;line-height:1.8}.lesson-lab-module__AbePJW__lessonContent ul{gap:.55rem;padding-left:1.2rem;display:grid}.lesson-lab-module__AbePJW__lessonContent li::marker{color:var(--lab-accent)}.lesson-lab-module__AbePJW__lessonContent code{background:var(--lab-code-bg);color:var(--lab-code);font-family:var(--font-mono);border:1px solid #2b3b49;border-radius:.3rem;padding:.1rem .32rem;font-size:.85em}.lesson-lab-module__AbePJW__lessonContent pre{border:1px solid var(--lab-border);background:var(--lab-code-bg);color:var(--lab-code);border-radius:.65rem;padding:1rem 1.1rem;font-size:.78rem;line-height:1.8;overflow-x:auto}.lesson-lab-module__AbePJW__lessonContent pre code{background:0 0;border:0;padding:0}.lesson-lab-module__AbePJW__callout{border-left:2px solid var(--lab-accent);background:#75d8c80e;border-radius:0 .5rem .5rem 0;margin-top:1.25rem;padding:.8rem 1rem}.lesson-lab-module__AbePJW__callout strong{color:var(--lab-accent);font-size:.78rem}.lesson-lab-module__AbePJW__callout p{margin-top:.3rem;font-size:.82rem}.lesson-lab-module__AbePJW__primaryButton{background:var(--lab-accent);color:#07171a;cursor:pointer;border:1px solid #0000;border-radius:.5rem;min-height:2.5rem;padding:.55rem .85rem;font-size:.72rem;font-weight:750;transition:transform .15s,background-color .15s,opacity .15s}.lesson-lab-module__AbePJW__primaryButton:hover:not(:disabled){background:#91e7d7;transform:translateY(-1px)}.lesson-lab-module__AbePJW__primaryButton:disabled{cursor:not-allowed;opacity:.45}.lesson-lab-module__AbePJW__quizOption input{clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.lesson-lab-module__AbePJW__quizOption input:focus-visible+.lesson-lab-module__AbePJW__radioMark{outline:2px solid var(--lab-accent);outline-offset:3px}.lesson-lab-module__AbePJW__buttonHint{color:var(--lab-muted);margin-left:.7rem;font-size:.7rem}.lesson-lab-module__AbePJW__quizOptions{border:0;gap:.65rem;margin-block:1.2rem;padding:0;display:grid}.lesson-lab-module__AbePJW__quizOptions legend{color:var(--lab-muted);margin-bottom:.55rem;font-size:.75rem}.lesson-lab-module__AbePJW__quizOption{border:1px solid var(--lab-border);color:#c7d2dd;cursor:pointer;border-radius:.6rem;align-items:center;gap:.7rem;padding:.75rem;font-size:.8rem;line-height:1.5;display:flex}.lesson-lab-module__AbePJW__quizSelected{border-color:color-mix(in srgb, var(--lab-accent) 65%, var(--lab-border));background:#75d8c812}.lesson-lab-module__AbePJW__radioMark{border:1px solid #64778b;border-radius:50%;flex:none;width:1rem;height:1rem}.lesson-lab-module__AbePJW__quizOption input:checked+.lesson-lab-module__AbePJW__radioMark{border:4px solid var(--lab-accent);background:#102027}.lesson-lab-module__AbePJW__quizFeedback,.lesson-lab-module__AbePJW__finishNote{color:#ffbd8d;margin-top:.8rem;font-size:.8rem}.lesson-lab-module__AbePJW__feedbackCorrect,.lesson-lab-module__AbePJW__finishNote{color:var(--lab-accent)}.lesson-lab-module__AbePJW__runner{border-top:1px solid var(--lab-border);background:var(--lab-bg);grid-template-rows:auto auto minmax(5rem,1fr) auto minmax(3rem,.6fr) auto;min-height:16rem;display:grid}.lesson-lab-module__AbePJW__runnerHeader{border-bottom:1px solid var(--lab-border);justify-content:space-between;align-items:center;gap:1rem;padding:.55rem 1.1rem;display:flex}.lesson-lab-module__AbePJW__runnerTitle,.lesson-lab-module__AbePJW__runnerActions{align-items:center;gap:.55rem;display:flex}.lesson-lab-module__AbePJW__runnerTitle{color:var(--lab-text);font-size:.7rem;font-weight:650}.lesson-lab-module__AbePJW__runtimeTag{border:1px solid color-mix(in srgb, var(--lab-accent) 35%, var(--lab-border));color:var(--lab-accent);letter-spacing:.08em;border-radius:99px;padding:.15rem .38rem;font-size:.5rem}.lesson-lab-module__AbePJW__terminalDot{background:var(--lab-accent);border-radius:50%;width:.45rem;height:.45rem;box-shadow:0 0 .65rem #75d8c880}.lesson-lab-module__AbePJW__clearButton{color:var(--lab-muted);cursor:pointer;background:0 0;border:0;font-size:.65rem}.lesson-lab-module__AbePJW__clearButton:hover{color:var(--lab-accent)}.lesson-lab-module__AbePJW__clearButton:disabled{cursor:not-allowed;opacity:.5}.lesson-lab-module__AbePJW__runButton,.lesson-lab-module__AbePJW__stopButton{border:1px solid color-mix(in srgb, var(--lab-accent) 45%, var(--lab-border));background:color-mix(in srgb, var(--lab-accent) 13%, var(--lab-panel));min-height:1.9rem;color:var(--lab-accent);cursor:pointer;border-radius:.4rem;padding:.35rem .65rem;font-size:.65rem;font-weight:700}.lesson-lab-module__AbePJW__runButton:disabled{cursor:wait;opacity:.5}.lesson-lab-module__AbePJW__stopButton{color:#ffaaa5;background:#29191d;border-color:#704447}.lesson-lab-module__AbePJW__editorLabel{clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.lesson-lab-module__AbePJW__codeEditor{resize:vertical;border:0;border-bottom:1px solid var(--lab-border);color:#d2e2e9;width:100%;min-height:7rem;font-family:var(--font-mono);tab-size:4;background:#0c131b;padding:.75rem 1.1rem;font-size:.73rem;line-height:1.65}.lesson-lab-module__AbePJW__codeEditor:focus-visible{outline:2px solid var(--lab-accent);outline-offset:-2px}.lesson-lab-module__AbePJW__outputHeader{border-bottom:1px solid var(--lab-border);color:var(--lab-muted);letter-spacing:.12em;justify-content:space-between;align-items:center;padding:.4rem 1.1rem;font-size:.55rem;font-weight:700;display:flex}.lesson-lab-module__AbePJW__programOutput{background:color-mix(in srgb, var(--lab-bg) 80%, black);color:#b8d6c9;min-height:3rem;max-height:12rem;font-family:var(--font-mono);white-space:pre-wrap;padding:.6rem 1.1rem;font-size:.68rem;line-height:1.65;overflow:auto}.lesson-lab-module__AbePJW__runnerDisclaimer{border-top:1px solid var(--lab-border);color:var(--lab-muted);padding:.45rem 1.1rem;font-size:.58rem}@keyframes lesson-lab-module__AbePJW__fade-in{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}@media (max-width:820px){.lesson-lab-module__AbePJW__lab{grid-template-columns:14.5rem minmax(0,1fr)}.lesson-lab-module__AbePJW__sidebar{padding-inline:.75rem}.lesson-lab-module__AbePJW__workspace{grid-template-rows:auto minmax(12rem,1fr) minmax(15rem,40vh)}.lesson-lab-module__AbePJW__headerBadge{display:none}}@media (max-width:640px){.lesson-lab-module__AbePJW__lab{grid-template-columns:minmax(0,1fr);min-height:100svh}.lesson-lab-module__AbePJW__sidebar{height:auto;min-height:0;padding:.8rem 1rem .55rem;position:static}.lesson-lab-module__AbePJW__backLink{display:none}.lesson-lab-module__AbePJW__brand{margin-top:0}.lesson-lab-module__AbePJW__courseTitle{margin-top:1rem}.lesson-lab-module__AbePJW__progressBlock{margin-top:.85rem}.lesson-lab-module__AbePJW__stats{margin-top:.7rem}.lesson-lab-module__AbePJW__stats div{padding-block:.45rem}.lesson-lab-module__AbePJW__stepNav{gap:.45rem;margin:.8rem -.3rem 0;padding:.2rem .3rem;display:flex;overflow:auto hidden}.lesson-lab-module__AbePJW__navLabel{display:none}.lesson-lab-module__AbePJW__stepButton{flex:none;width:auto;min-width:10rem;padding:.45rem}.lesson-lab-module__AbePJW__stepIcon{width:1.5rem;height:1.5rem}.lesson-lab-module__AbePJW__sidebarFooter{display:none}.lesson-lab-module__AbePJW__workspace{grid-template-rows:auto minmax(16rem,1fr) minmax(17rem,42vh);min-height:70svh}.lesson-lab-module__AbePJW__lessonHeader{padding:1rem 1.1rem}.lesson-lab-module__AbePJW__lessonContent{padding:1.2rem 1.1rem;font-size:.84rem}.lesson-lab-module__AbePJW__runnerHeader{flex-wrap:wrap;padding-inline:.75rem}.lesson-lab-module__AbePJW__codeEditor{min-height:8rem;padding-inline:.75rem}.lesson-lab-module__AbePJW__programOutput,.lesson-lab-module__AbePJW__runnerDisclaimer,.lesson-lab-module__AbePJW__outputHeader{padding-inline:.75rem}}@media (prefers-reduced-motion:reduce){.lesson-lab-module__AbePJW__lessonContent,.lesson-lab-module__AbePJW__progressTrack span{transition:none;animation:none}}.lesson-lab-module__AbePJW__lessonContent details{margin-block:.8rem}.lesson-lab-module__AbePJW__lessonContent summary{color:var(--lab-accent);cursor:pointer}.lesson-lab-module__AbePJW__lessonContent details details{margin-left:1rem}.lesson-lab-module__AbePJW__lessonContent h3{color:var(--lab-strong);margin-bottom:.65rem}.lesson-lab-module__AbePJW__lessonContent label{line-height:1.6}.lesson-lab-module__AbePJW__levelBadge{border:1px solid var(--lab-border);color:var(--lab-accent);border-radius:1rem;margin-block:.5rem;padding:.15rem .65rem;font-size:.72rem;display:inline-block}.lesson-lab-module__AbePJW__learningSection{border-top:1px solid var(--lab-border);margin-block:1.75rem;padding-top:1.25rem}.lesson-lab-module__AbePJW__learningSection h3{margin-top:1.2rem}.lesson-lab-module__AbePJW__learningSection pre{white-space:pre-wrap;margin-block:.9rem}.lesson-lab-module__AbePJW__predictionInput{border:1px solid var(--lab-border);background:var(--lab-code-bg);width:100%;color:var(--lab-text);border-radius:.5rem;margin-block:.5rem .9rem;padding:.7rem;display:block}.lesson-lab-module__AbePJW__predictionInput:focus-visible{outline:2px solid var(--lab-accent);outline-offset:2px}.lesson-lab-module__AbePJW__expectedOutput{margin-top:1rem}.lesson-lab-module__AbePJW__curriculumPath{gap:1rem;padding:0;list-style:none;display:grid}.lesson-lab-module__AbePJW__programInput{border-bottom:1px solid var(--lab-border);color:var(--lab-muted);padding:.6rem 1.1rem;font-size:.68rem}.lesson-lab-module__AbePJW__programInput textarea{resize:vertical;border:1px solid var(--lab-border);background:var(--lab-code-bg);width:100%;color:var(--lab-text);font-family:var(--font-mono);border-radius:.3rem;margin-block:.4rem;padding:.4rem;display:block}.lesson-lab-module__AbePJW__programInput textarea:focus-visible{outline:2px solid var(--lab-accent)}.lesson-lab-module__AbePJW__runner{grid-template-rows:auto minmax(7rem,1fr) auto minmax(4rem,.6fr) auto;overflow-y:auto}.lesson-lab-module__AbePJW__runnerWithInput{grid-template-rows:auto minmax(7rem,1fr) auto auto minmax(4rem,.6fr) auto}
