:root{color-scheme:dark;--bg:#101414;--panel:#141b18;--ink:#edf1ed;--mint:#b9f8d3;--muted:#9aac9f;--line:#2e3c32;--mono:ui-monospace,SFMono-Regular,Consolas,"Liberation Mono",monospace;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-synthesis:none}
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13px}.topbar-right{display:flex;align-items:center;gap:32px;font-size:11px}.beta{font:9px var(--mono);letter-spacing:1px;color:#bbcebf;display:flex;align-items:center;gap:9px}.dot{display:inline-block;width:5px;height:5px;border-radius:50%;background:var(--mint)}.app-shell{display:grid;grid-template-columns:222px minmax(0,1fr);max-width:1800px;margin:auto}.sidebar{border-right:1px solid var(--line);padding:34px 20px 30px;display:flex;flex-direction:column;min-height:calc(100vh - 84px)}.label,.eyebrow{font:9px var(--mono);letter-spacing:1.2px;color:var(--muted)}.sidebar>.label{margin:4px 12px 23px}.stations{display:flex;flex-direction:column;gap:5px}.stations a{display:flex;align-items:center;gap:12px;font-size:11px;padding:14px 10px;border:1px solid transparent;border-radius:3px;color:#a8b7ad;white-space:nowrap}.stations a:hover{color:var(--mint);background:#18231b}.stations a.active{border-color:#3c5745;background:#1c2b21;color:var(--mint)}.nav-number{font:9px 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i:first-child{background:#59715f}.terminal-status{font-size:8px;color:#9ddaac}.tool-tabs{display:flex;border-bottom:1px solid var(--line)}.tool-tabs button{background:transparent;border:0;border-right:1px solid var(--line);border-bottom:2px solid transparent;color:#91a797;font:10px var(--mono);padding:16px 22px;flex:1}.tool-tabs button[aria-selected=true]{color:var(--mint);background:#1c2b20;border-bottom-color:var(--mint)}.instrument{padding:24px 27px 25px}.instrument-top{display:flex;justify-content:space-between;align-items:center;gap:10px}.instrument-top .label{font-size:8px;letter-spacing:.8px}.chip{font:8px var(--mono);letter-spacing:.7px;padding:6px 9px;border:1px solid #415847;border-radius:2px;color:#b2d7bd;white-space:nowrap}.object-stage{min-height:168px;display:flex;align-items:center;justify-content:center;gap:22px;padding:24px 0}.dice-stage{flex-wrap:wrap;gap:17px}.die{width:82px;height:82px;background:#e2e9de;border:1px solid #ecf4e8;border-radius:12px;box-shadow:0 5px 0 #809986,0 12px 25px #0004;transform:rotate(-8deg);color:#233f2c;display:grid;place-items:center}.die:nth-child(2n){transform:rotate(9deg)}.die:nth-child(n+4){width:56px;height:56px;border-radius:9px}.die svg{width:90%;height:90%;fill:#284633}.die .face-value{font:30px var(--mono)}.die small{font:8px var(--mono)}.die-number{display:flex;flex-direction:column;align-items:center;gap:3px}.result-line{display:flex;align-items:center;gap:16px;border-top:1px solid var(--line);padding:16px 0;margin:0 0 6px}.result-line>span:first-child{font:8px var(--mono);letter-spacing:1px;color:var(--muted)}.result-line strong{font:27px var(--mono);color:var(--mint);font-weight:450;min-width:30px}.result-line>span:last-child{font-size:10px;color:var(--muted);margin-left:auto;max-width:195px;line-height:1.5}.control-row{display:flex;align-items:end;gap:10px;flex-wrap:wrap}.control-row label{display:flex;flex-direction:column;gap:6px;font:8px 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17px;color:#8fa895;font:8px var(--mono);line-height:1.6}.terminal-foot>span{max-width:70%}.readout{padding:18px 19px;border:1px solid var(--line);border-radius:4px;background:#121915}.readout-heading{display:flex;align-items:center;justify-content:space-between;gap:10px;padding-bottom:16px;border-bottom:1px solid var(--line)}.readout-heading .label{font-size:8px;letter-spacing:1px}.readout-stats{display:grid;grid-template-columns:1fr 1fr;gap:17px;padding:20px 0}.readout-stats>div:first-child{grid-column:1/-1}.readout-stats span{font:7px var(--mono);color:#9cb5a4;letter-spacing:.6px;display:block;margin-bottom:7px}.readout-stats strong{font:20px var(--mono);font-weight:400;color:#dae5dc}.readout-stats>div:first-child strong{font-size:29px}.chart-heading{display:flex;justify-content:space-between;gap:8px;font-size:9px;color:#b3c7ba;align-items:center;margin-top:7px}.legend{font:7px var(--mono);color:#8ca795;white-space:nowrap}.legend i{display:inline-block;width:5px;height:5px;background:var(--mint)}.legend b{font-size:15px;font-weight:400;color:#73927e;margin-left:4px}#distribution{display:block;width:100%;margin:8px 0 5px;overflow:visible}.chart-grid{stroke:#2c4133;stroke-width:1}.chart-bar{fill:#a8dfbd}.chart-theory{fill:none;stroke:#7e9d89;stroke-width:2;stroke-dasharray:3 3}.chart-label{fill:#8ea497;font:9px var(--mono)}.chart-empty{fill:#7d9586;font:10px var(--mono)}.insight{font-size:10px;line-height:1.85;color:#98b2a1;padding-bottom:16px;border-bottom:1px solid var(--line);margin:0}.log-title{display:flex;justify-content:space-between;padding:17px 0 10px}.log-title .label{font-size:7px}.experiment-log{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px}.experiment-log li{font:9px var(--mono);line-height:1.5;color:#aec4b5}.experiment-log li span{color:#648671;margin-right:9px;font-size:8px}.lesson-strip{display:flex;align-items:center;gap:20px;padding:26px 0;border-bottom:1px solid var(--line)}.lesson-icon{font:24px Georgia,serif;font-style:italic;color:#abc8b4;border:1px solid #3f5547;display:grid;place-items:center;width:57px;height:57px;flex-shrink:0}.lesson-strip h2{font-size:14px;font-weight:450;letter-spacing:-.2px;margin:0 0 8px}.lesson-strip p{font-size:11px;line-height:1.7;color:#99afa1;margin:0}.text-link{font:10px var(--mono);color:var(--mint);white-space:nowrap;margin-left:auto}.explore-row{display:grid;grid-template-columns:1fr 1fr;gap:30px;padding:28px 0}.explore-row>a{position:relative;padding:12px 36px 12px 0}.explore-row>a+a{border-left:1px solid var(--line);padding-left:30px}.explore-row h2{font-size:19px;font-weight:450;letter-spacing:-.4px;margin:15px 0 10px}.explore-row p{font-size:11px;line-height:1.8;color:#97ad9e;max-width:340px;margin:0}.explore-arrow{position:absolute;right:0;top:39px;font-size:21px;color:var(--mint)}.explore-row .label{font-size:8px}.coin{height:120px;width:120px;background:#c5df9c;border:5px double #557343;border-radius:50%;box-shadow:0 5px 0 #597745,0 13px 22px #0004;display:flex;align-items:center;justify-content:center;flex-direction:column;color:#30482c;transform:rotate(-10deg)}.coin>span{font:62px Georgia,serif;line-height:1}.coin>small{font:6px var(--mono);letter-spacing:1px;margin-top:8px}.playing-card{width:78px;height:113px;padding:8px;border-radius:5px;border:1px solid #dfe7d9;background:#e8ece3;color:#243f2b;display:flex;flex-direction:column;position:relative;box-shadow:0 6px 15px #0004;flex-shrink:0}.playing-card .rank{font:16px Georgia,serif;line-height:1.1}.playing-card .suit{font-size:29px;margin:auto;text-align:center}.playing-card .bottom-rank{align-self:end;font:16px Georgia,serif;transform:rotate(180deg)}.playing-card.red{color:#a94e43}.card-back{background:repeating-linear-gradient(45deg,#244b33,#244b33 3px,#2b543a 3px,#2b543a 5px);color:#c1e8ca;border:5px solid #d8e4d3;justify-content:center;align-items:center}.card-back>span{font-size:40px}.card-back 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var(--mono)}.error{color:#ffb19c;font-size:11px;min-height:0}.error:empty{display:none}.market-observer{padding:9px 0}.market-observer h2{font-size:29px;font-weight:430;letter-spacing:-1px;line-height:1.25;margin:24px 0 20px}.market-observer>p:not(.label){font-size:12px;line-height:1.8;color:#adc1b3;min-height:65px}.market-observer svg{width:100%;display:block}.observer-meta{display:flex;justify-content:space-between;gap:10px;font:8px var(--mono);color:#91ac9b;margin-top:14px}.observer-meta strong{display:block;color:#d4e6da;font:14px var(--mono);margin-top:9px}.rules{border:1px solid var(--line);margin-top:25px;border-radius:3px}.rules summary{cursor:pointer;padding:17px 20px;font-size:12px;color:#cee0d3}.rules>div{padding:0 20px 15px;color:#a8bbae;font-size:12px;line-height:1.85;max-width:850px}.ledger-heading{display:flex;align-items:center;justify-content:space-between;gap:15px;margin:28px 0 17px}.ledger-heading h2{font-size:21px;font-weight:450;letter-spacing:-.5px;margin:0}.table-scroll{overflow-x:auto}.tape{width:100%;border-collapse:collapse;text-align:left;white-space:nowrap;font:10px var(--mono)}.tape th{font-size:8px;color:#92a99a;font-weight:400;letter-spacing:.7px}.tape th,.tape td{padding:14px 13px;border-bottom:1px solid var(--line)}.tape td{color:#c5d8cc}.positive{color:var(--mint)!important}.negative{color:#efb099!important}.filter-row{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:26px}.filter-row button{border:1px solid #3b5042;background:transparent;border-radius:3px;color:#a2b6aa;padding:11px 15px;font:10px var(--mono)}.filter-row button.active{background:#243c2c;color:var(--mint);border-color:#688771}.problem-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.problem-card{border:1px solid var(--line);background:#141d17;padding:24px;border-radius:4px;min-width:0}.problem-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;color:#9cb8a5;font:8px var(--mono);letter-spacing:.5px}.problem-card h2{font-size:15px;font-weight:450;line-height:1.7;margin:22px 0 20px;letter-spacing:-.15px}.choices{display:flex;flex-direction:column;gap:8px}.choices button{text-align:left;border:1px solid #354b3d;background:#101813;color:#cbd9cf;border-radius:3px;padding:12px 13px;font-size:12px;line-height:1.6;display:flex;gap:13px}.choices button>span{font:10px var(--mono);color:#8aa694;padding-top:4px}.choices button:hover{border-color:#a3c5af}.choices button.correct{border-color:#a4e0b9;background:#284031}.choices button.incorrect{border-color:#be8273;background:#34261f}.problem-actions{display:flex;gap:20px;margin-top:10px}.answer-feedback,.hint-feedback{font-size:12px;line-height:1.85;color:#b9d5c2;margin-top:14px}.answer-feedback{padding-top:16px;border-top:1px solid #3a5142}.answer-feedback strong{color:var(--mint);display:block;margin-bottom:4px}.hint-feedback{color:#c5c5a4}.notes-heading{padding:15px 0 25px;border-bottom:1px solid var(--line)}.notes-heading h2{font-size:26px;font-weight:450;letter-spacing:-.7px;margin:0 0 10px}.notes-heading p{font-size:12px;color:var(--muted);line-height:1.8;margin:0}.notes-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:23px}.note-section{border:1px solid var(--line);padding:23px;background:#151f18}.note-section h3{color:var(--mint);font:12px var(--mono);margin:0 0 18px}.note-section ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:12px}.note-section li{font:11px var(--mono);line-height:1.8;color:#c5d3c9;overflow-wrap:anywhere}.product-note{border-top:1px solid var(--line);margin-top:28px;padding:22px 0}.product-note p{font-size:11px;line-height:1.8;color:var(--muted);max-width:650px}.course-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.course-card{border:1px solid var(--line);padding:25px;display:flex;flex-direction:column;background:#17221a}.course-card .label{font-size:8px;line-height:1.6}.course-card h2{font-size:23px;letter-spacing:-.6px;font-weight:430;line-height:1.3;margin:25px 0 15px}.course-card p{font-size:12px;line-height:1.85;color:#a9bfae;margin:0 0 25px;flex:1}.course-card button{align-self:start}.course-reader{margin-top:25px;padding:28px;border:1px solid #48604f;background:#152119}.course-reader h2{font-size:26px;font-weight:450;margin:0 0 24px;letter-spacing:-.6px}.lesson-article{max-width:770px}.lesson-article+.lesson-article{border-top:1px solid #3b5443;margin-top:25px;padding-top:25px}.lesson-article h3{font-size:17px;font-weight:450;color:var(--mint)}.lesson-article p{font-size:13px;line-height:1.9;color:#c0d2c6;white-space:pre-line}.lesson-article details{border:1px solid #3d5a46;padding:15px;font-size:12px;margin-top:17px}.lesson-article summary{cursor:pointer;color:var(--mint)}.membership{display:grid;grid-template-columns:1fr 1fr;gap:35px;padding:30px;background:#1c2e22;border:1px solid #41614c;margin-top:30px}.membership h2{font-size:29px;font-weight:430;line-height:1.2;letter-spacing:-1px;margin:18px 0 0}.membership>div:last-child{padding-top:10px}.membership p:not(.label){display:flex;justify-content:space-between;gap:20px;font-size:11px;line-height:1.7;margin:0 0 18px}.membership strong{font:11px var(--mono);color:var(--mint);white-space:nowrap}.membership small{color:#a8c2b0;font-size:10px;line-height:1.8;display:block}.pulse{animation:appear .22s ease-out}@keyframes appear{from{opacity:.35;transform:translateY(-5px)}to{opacity:1;transform:translateY(0)}}
@media(min-width:1650px){main{padding-left:65px;padding-right:65px}.lab-layout{grid-template-columns:1.9fr 1fr}.object-stage{min-height:210px}.die{height:100px;width:100px}}
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