/* Approved reader and learning components: neutral charcoal layers, Zain typography. */
body.logic-unified{--ls-canvas:#171717;--ls-sidebar:#1e1e1e;--ls-raised:#272727;--ls-inset:#131313;--ls-line:#3a3a3a;--ls-text:#eaeaea;--ls-muted:#adadad;--ls-accent:#c3c3c3;--ls-active:#333333;background:var(--ls-canvas)!important;color:var(--ls-text)}
body.logic-unified #app .learning-reader{background:var(--ls-canvas)!important;color:var(--ls-text);font-family:'Zain',sans-serif}
body.logic-unified #app .reader-layout{grid-template-columns:300px minmax(0,1fr);align-items:start;transition:grid-template-columns .22s ease}
body.logic-unified #app .lesson-outline{background:var(--ls-sidebar)!important;padding:24px 18px 14px;border:0;box-shadow:-12px 0 35px #00000016;gap:0;height:100dvh;max-height:100dvh}
body.logic-unified #app .reader-side-head{padding:0;margin:0 0 18px;display:flex;flex-direction:column;gap:0;position:relative}
body.logic-unified #app .reader-fold{position:absolute;inset-block-start:-4px;inset-inline-start:auto;inset-inline-end:0;width:36px;height:36px;min-width:36px;padding:7px;color:#bebebe!important;outline:0}
body.logic-unified #app .reader-fold:hover{color:#fff!important;outline:0;background:#ffffff09!important}
body.logic-unified #app .studio-back{display:flex;align-items:center;gap:9px;min-height:32px;font-size:16px;color:var(--ls-muted);text-decoration:none;margin-inline-end:42px;background:transparent;border:0;padding:0;width:fit-content}
body.logic-unified #app .studio-back:hover{color:var(--ls-text)}
body.logic-unified #app .studio-back svg{width:17px;height:17px}
html[dir=ltr] body.logic-unified #app .studio-back svg{transform:rotate(180deg)}
body.logic-unified #app .studio-unit{margin:25px 0 20px}
body.logic-unified #app .studio-eyebrow{font-size:14px;line-height:1.5;color:var(--ls-muted)}
body.logic-unified #app .studio-unit h2{font-size:27px;font-weight:600;line-height:1.35;margin-top:7px;color:#efefef}
body.logic-unified #app .outline-head{margin:0 0 10px;display:flex;align-items:center;justify-content:space-between;font-size:14px;line-height:1.5;color:var(--ls-muted)}
body.logic-unified #app .outline-head .context-label{font-size:14px;color:var(--ls-muted);font-weight:400;letter-spacing:0;text-transform:none}
body.logic-unified #app .outline-head strong{color:var(--ls-accent);font-size:15px;font-weight:500}
body.logic-unified #app .lesson-outline .progress-line{height:4px;background:#ffffff12;margin:0;border-radius:4px}
body.logic-unified #app .lesson-outline .progress-line i{background:var(--ls-accent)!important;border-radius:4px}
body.logic-unified #app #lessonOutlineList{flex:1;min-height:0;padding:6px 0;scrollbar-color:#505050 transparent;scrollbar-width:thin;overscroll-behavior:contain}
body.logic-unified #app .outline-module{margin:0;padding:0}
body.logic-unified #app .outline-module>summary[hidden]{display:none!important}
body.logic-unified #app .outline-module ol{padding:0;margin:0;display:grid;gap:3px;list-style:none}
body.logic-unified #app .outline-module li{margin:0;padding:0;min-width:0}
body.logic-unified #app .outline-module li>a{display:grid;grid-template-columns:21px minmax(0,1fr);gap:10px;align-items:start;padding:11px 12px;min-height:45px;background:transparent;border:0;border-inline-start:2px solid transparent;border-radius:6px;transition:background .15s,color .15s;color:#b6b6b6;text-decoration:none}
body.logic-unified #app .outline-module li>a b{font-size:16px;line-height:1.5;font-weight:400;white-space:normal;overflow-wrap:anywhere;color:inherit;margin:0;letter-spacing:0}
body.logic-unified #app .outline-module li>a>span{font:12px/24px 'Zain',sans-serif;color:#838383;text-align:center;width:20px;height:24px;padding:0;background:none;border:0;border-radius:0;display:block}
body.logic-unified #app .outline-module li>a>span svg{width:15px;height:15px;vertical-align:middle}
body.logic-unified #app .outline-module li.complete>a>span{color:#a1a1a1}
body.logic-unified #app .outline-module li>a:hover{background:#ffffff06;color:#eaeaea}
body.logic-unified #app .outline-module li.current>a{background:var(--ls-active);color:#e4e4e4;border-inline-start-color:var(--ls-accent)}
body.logic-unified #app .outline-module li.current>a b{font-weight:600}
body.logic-unified #app .outline-module li.current>a>span{color:#c8c8c8}
body.logic-unified #app .studio-sidebar-footer{padding:18px 8px 0;margin-top:10px;border-top:1px solid #ffffff0d;flex-shrink:0}
body.logic-unified #app .studio-sidebar-footer a{color:#cecece;text-decoration:none;font:700 21px/1.2 'Zain',sans-serif;letter-spacing:.08em;display:flex;align-items:center;gap:12px}
body.logic-unified #app .studio-sidebar-footer span{font-size:13px;color:#888888;font-weight:400;letter-spacing:0}
body.logic-unified #app .reader-folded .reader-layout{grid-template-columns:64px minmax(0,1fr)}
body.logic-unified #app .reader-folded .lesson-outline{padding:20px 12px}
body.logic-unified #app .reader-folded .reader-side-head{height:40px}
body.logic-unified #app .reader-folded .reader-side-head>:not(.reader-fold),body.logic-unified #app .reader-folded .studio-sidebar-footer{display:none}
body.logic-unified #app .reader-folded .reader-fold{inset-inline-end:0}
body.logic-unified #app .lesson-content{max-width:1100px;width:100%;padding:30px 58px 55px;background:transparent}
body.logic-unified #app .reader-toolbar{margin:0 0 32px;padding:0;border:0;position:static!important;min-height:0;background:none!important}
body.logic-unified #app .reader-toolbar-inner{display:flex;align-items:center;justify-content:flex-start;min-height:0;padding:0;gap:10px}
body.logic-unified #app .reader-toolbar-meta[hidden],body.logic-unified #app .reader-progress[hidden]{display:none!important}
body.logic-unified #app .studio-context{font-size:15px;line-height:1.5;color:#8f8f8f}
body.logic-unified #app .lesson-intro{margin:0 0 36px;padding:0 0 32px;border-bottom:1px solid #ffffff0c}
body.logic-unified #app .studio-intro-tools{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:14px}
body.logic-unified #app .studio-lesson-meta{display:flex;align-items:center;gap:20px;flex-wrap:wrap;color:var(--ls-muted);font-size:16px;line-height:1.6}
body.logic-unified #app .studio-lesson-meta>span{display:flex;align-items:center;gap:8px}
body.logic-unified #app .studio-lesson-meta svg{width:17px;height:17px;color:#989898}
body.logic-unified #app .bookmark-button{display:inline-flex;align-items:center;gap:7px;min-width:0;min-height:36px;padding:6px 9px!important;margin:0;border:0!important;background:transparent!important;color:#b0b0b0!important;box-shadow:none;font-size:15px!important;line-height:1.5!important;white-space:nowrap;border-radius:5px!important;font-weight:400}
body.logic-unified #app .bookmark-button svg{width:17px;height:17px}
body.logic-unified #app .bookmark-button[aria-pressed=true]{color:var(--ls-accent)!important}
body.logic-unified #app .bookmark-button[aria-pressed=true] svg{fill:#c3c3c322}
body.logic-unified #app .bookmark-button:hover{background:#ffffff07!important;color:#dfdfdf!important}
body.logic-unified #app .lesson-article .lesson-intro h1{font-size:clamp(32px,2.7vw,46px)!important;line-height:1.35;font-weight:700;letter-spacing:0;max-width:none;margin:0 0 17px;color:#efefef}
body.logic-unified #app .lesson-article .lesson-intro>p{font-size:22px!important;line-height:1.8;color:#bfbfbf;font-weight:400;max-width:none;margin:0}
body.logic-unified #app .lesson-intro>p:empty{display:none}
body.logic-unified #app .lesson-objective[hidden]{display:none!important}
body.logic-unified #app .lesson-objective{display:flex;align-items:baseline;flex-wrap:wrap;gap:4px 14px;padding:0;border:0!important;background:transparent!important;border-radius:0;margin-top:18px;box-shadow:none}
body.logic-unified #app .lesson-objective span{font-size:15px;color:var(--ls-muted);flex-shrink:0}
body.logic-unified #app .lesson-objective b{display:block;flex:1 1 220px;min-width:0;font-size:18px;font-weight:400;line-height:1.8;margin:0;color:var(--ls-text)}
body.logic-unified #app .lesson-table-wrap{max-width:100%;overflow-x:auto;overscroll-behavior-inline:contain;border:1px solid var(--ls-line);border-radius:6px;background:#0d0d0d;scrollbar-width:thin;margin-block:8px}
body.logic-unified #app .lesson-table-wrap:focus-visible{outline:2px solid #aaa;outline-offset:3px}
body.logic-unified #app .lesson-content-table{width:100%;min-width:640px;border-collapse:collapse;line-height:1.8}
body.logic-unified #app .lesson-content-table :is(th,td){padding:12px 16px!important;min-width:160px;text-align:start;vertical-align:top;white-space:normal;overflow-wrap:normal;font-size:18px;font-weight:400;border-bottom:1px solid var(--ls-line)!important}
body.logic-unified #app .lesson-content-table th{font-weight:600;background:#141414!important;color:var(--ls-text)!important}
body.logic-unified #app .lesson-content-table td{color:var(--ls-text);background:transparent!important}
body.logic-unified #app .lesson-content-table tr:last-child td{border-bottom:0!important}
body.logic-unified #app .reading-section{border:0!important;padding:0!important;margin:26px 0!important;min-height:0!important}
body.logic-unified #app .source-lesson .source-block{margin:20px 0!important}
body.logic-unified #app .source-block:has(>h2){margin:38px 0 12px!important}
body.logic-unified #app .section-index{display:none}
body.logic-unified #app .lesson-article :is(.reading-section p,.reading-section li){font-size:22px!important;line-height:1.95;color:#d2d2d2;font-weight:400;letter-spacing:0;overflow-wrap:anywhere}
body.logic-unified #app .reading-section h2{font-size:29px!important;line-height:1.5;font-weight:600;color:#e9e9e9;margin:0 0 16px}
body.logic-unified #app .reading-section p{margin:0 0 19px}
body.logic-unified #app .source-block p:last-child{margin-bottom:0}
body.logic-unified #app .lesson-inline-code{font:16px/1.5 Consolas,monospace!important;color:#d7d7d7;background:#2a2a2a;padding:2px 5px;border-radius:4px;unicode-bidi:isolate;white-space:nowrap}
body.logic-unified #app .code-block{background:#121212!important;border:1px solid #383838!important;border-radius:8px;margin:24px 0;box-shadow:0 5px 15px #0000000d}
body.logic-unified #app .code-toolbar{background:#222222!important;border-color:#383838!important;padding:8px 16px;min-height:40px;color:var(--ls-muted)}
body.logic-unified #app .code-toolbar span{font:14px 'Zain',sans-serif;color:var(--ls-muted)}
body.logic-unified #app .code-toolbar button{background:transparent!important;color:#c1c1c1!important;border:0!important;padding:4px 8px;min-height:28px;box-shadow:none;font-size:14px}
body.logic-unified #app .code-block pre{padding:22px!important;background:transparent!important;white-space:pre;overflow:auto}
body.logic-unified #app :is(.code-block code,.source-code,.source-code code){font:15px/1.9 Consolas,'Courier New',monospace!important;color:#d9d9d9}
body.logic-unified #app .lesson-media{padding:0!important;background:transparent!important;border:0!important;margin:30px 0!important}
body.logic-unified #app .lesson-media img{border-radius:8px!important;max-height:480px!important}
body.logic-unified #app .lesson-media figcaption{font-size:15px!important;line-height:1.7;color:#a2a2a2!important;max-width:650px;margin:12px auto 0!important}
body.logic-unified #app .learning-note{padding:16px 20px;margin-top:24px;background:#262626!important;border:0!important;border-inline-start:2px solid #8a8a8a!important;border-radius:0}
body.logic-unified #app .learning-note b{color:#c8c8c8;font-size:17px}.logic-unified #app .learning-note p{font-size:18px!important;line-height:1.8}
/* One answer group, not a series of equal-weight buttons. */
body.logic-unified #app .knowledge-check-section{border:0!important;margin:48px 0 32px!important;padding:0!important;background:none!important}
body.logic-unified #app .knowledge-check-head{padding:0;margin:0 0 20px;border:0}
body.logic-unified #app .knowledge-check-head h2{font-size:28px!important;font-weight:600;margin:0 0 4px!important}
body.logic-unified #app .knowledge-check-head p{font-size:18px!important;color:var(--ls-muted)}
body.logic-unified #app .knowledge-check-section form{margin-top:0!important;display:grid;gap:18px!important}
body.logic-unified #app .knowledge-check-item{padding:24px 26px!important;margin:0!important;background:var(--ls-raised)!important;border:1px solid transparent!important;border-radius:10px!important;box-shadow:0 8px 24px #00000010;display:block!important}
body.logic-unified #app .studio-question-label{display:block;margin:0 0 15px}
body.logic-unified #app .studio-question-label>span:first-child{display:block;width:auto;height:auto;border:0;background:none!important;font:14px/1.5 'Zain',sans-serif;color:#a3a3a3;text-align:start;margin-bottom:8px}
body.logic-unified #app .studio-question-label>b{display:block;margin:0!important;font-size:21px!important;line-height:1.65;font-weight:500;color:#ededed}
body.logic-unified #app .answer-input-wrap{display:flex!important;align-items:stretch;gap:10px;max-width:none}
body.logic-unified #app .knowledge-check-item input,body.logic-unified #app .lesson-flag-form input{flex:1;min-width:0;background:var(--ls-inset)!important;border:1px solid #515151!important;min-height:46px!important;border-radius:6px!important;color:#eeeeee;font:18px/1.5 'Zain',sans-serif!important;padding:10px 14px!important;box-shadow:none}
body.logic-unified #app input::placeholder{color:#949494;opacity:1}
body.logic-unified #app input:focus-visible{outline:2px solid #adadad!important;outline-offset:2px}
body.logic-unified #app :is(.btn-primary,.studio-primary,.reader-next){background:var(--ls-accent)!important;color:#1d1d1d!important;border:1px solid var(--ls-accent)!important;border-radius:6px!important;box-shadow:none!important;font:600 17px/1.5 'Zain',sans-serif!important;min-height:44px;padding:9px 20px!important;display:inline-flex;align-items:center;justify-content:center;gap:8px;text-decoration:none;cursor:pointer;white-space:nowrap;transition:background .15s,transform .15s}
body.logic-unified #app :is(.btn-primary,.studio-primary,.reader-next):hover:not(:disabled){background:#d2d2d2!important;transform:translateY(-1px)}
body.logic-unified #app :is(.btn,.studio-primary,.reader-next):disabled{background:#3a3a3a!important;color:#939393!important;border-color:#3a3a3a!important;opacity:1!important;cursor:not-allowed;transform:none}
body.logic-unified #app .knowledge-check-section form>.btn{margin:0!important;justify-self:end}
body.logic-unified #app .studio-question-result{display:flex;align-items:center;gap:8px;font-size:16px;line-height:1.7;color:#cacaca;margin:10px 0 0}
body.logic-unified #app .studio-question-result:empty{display:none}
body.logic-unified #app .correct .studio-question-result:before{content:'✓';font-size:16px}
body.logic-unified #app .incorrect .studio-question-result{color:#e1b6ac}
body.logic-unified #app .incorrect .studio-question-result:before{content:'!';display:grid;place-items:center;border:1px solid currentColor;border-radius:50%;width:16px;height:16px;line-height:1;font:12px sans-serif;flex-shrink:0}
body.logic-unified #app .knowledge-check-item.correct{border-color:#606060!important}
body.logic-unified #app .knowledge-check-item.incorrect{border-color:#795e55!important}
body.logic-unified #app .knowledge-check-item.correct input{border-color:#989898!important}
body.logic-unified #app .knowledge-check-item.incorrect input{border-color:#b18c7b!important}
body.logic-unified #app .is-checking .studio-question-result:before{content:'';width:12px;height:12px;border:1px solid #727272;border-top-color:#d2d2d2;border-radius:50%;animation:studio-spin .8s linear infinite}
body.logic-unified #app .knowledge-check-status{font-size:16px;line-height:1.7;margin:0!important;min-height:0}
body.logic-unified #app .knowledge-check-status:empty{display:none}
body.logic-unified #app .studio-guidance{margin:16px 0 0;padding:0;border:0;background:none}
body.logic-unified #app .studio-guidance .guidance-actions{display:flex;gap:20px;padding:0;border:0;align-items:center;flex-wrap:wrap}
body.logic-unified #app .studio-guidance .guidance-actions button{display:inline-flex;align-items:center;justify-content:flex-start;gap:7px;flex:0 1 auto!important;min-height:32px!important;margin:0;padding:4px 0!important;background:transparent!important;border:0!important;color:#b1b1b1!important;box-shadow:none!important;border-radius:3px!important;font:400 16px/1.5 'Zain',sans-serif!important}
body.logic-unified #app .studio-guidance .guidance-actions button:hover{color:#e1e1e1!important}
body.logic-unified #app .studio-guidance svg{width:16px;height:16px;flex-shrink:0;opacity:.8}
body.logic-unified #app .studio-guidance small{font-size:12px;font-weight:400;color:#aeaeae;border-inline-start:1px solid #545454;padding-inline-start:8px;margin-inline-start:2px;line-height:1.2}
body.logic-unified #app .studio-help-panel{background:#1e1e1e;border:0;border-inline-start:2px solid #7b7b7b;border-radius:0 5px 5px 0;padding:14px 18px;margin-top:14px}
body.logic-unified #app .studio-help-panel[hidden]{display:none!important}
body.logic-unified #app .studio-help-panel :is(p,li){font-size:18px;line-height:1.8;color:#cdcdcd}
body.logic-unified #app .studio-help-panel ol{padding-inline-start:22px;margin:0;background:none;border:0}
body.logic-unified #app .studio-help-panel h3{font-size:18px;margin-bottom:10px;font-weight:500}
body.logic-unified #app .studio-help-panel pre{direction:ltr;text-align:left;background:#131313;border-radius:5px;padding:12px;overflow:auto;font:14px/1.7 Consolas,monospace}
body.logic-unified #app .studio-more-hints{background:none;color:var(--ls-accent);border:0;border-bottom:1px solid #5c5c5c;margin-top:10px;font:16px 'Zain',sans-serif;cursor:pointer;padding:4px 0}
body.logic-unified #app .guidance-error{font-size:16px;color:#bbbbbb;margin:8px 0 0}.logic-unified #app .guidance-error:empty{display:none}
/* Compact resources: idle/starting/ready/error share the same surface and controls. */
body.logic-unified #app .guided-lab{padding:0!important;border:0!important;border-radius:0!important;background:none!important;margin:48px 0!important}
body.logic-unified #app .guided-lab>h2{font-size:29px;font-weight:600;margin:0 0 15px}
body.logic-unified #app .guided-lab>.source-instructions{font:400 20px/1.9 'Zain',sans-serif;color:#c5c5c5;padding:0!important;margin:0 0 24px;white-space:pre-line;unicode-bidi:plaintext}
body.logic-unified #app .lab-stack{background:#0d0d0d;border-radius:10px;gap:0!important;margin:24px 0;overflow:hidden;box-shadow:0 8px 24px #00000010;display:block!important;border:1px solid #393939}
body.logic-unified #app :is(.machine-card,.target-panel){margin:0;padding:24px;border:0;border-radius:0;background:transparent!important;min-width:0;animation:none}
body.logic-unified #app .target-panel{border-top:1px solid #3e3e3e}
body.logic-unified #app .target-panel[hidden]{display:none}
body.logic-unified #app .studio-resource-heading{display:flex;align-items:center;gap:14px}
body.logic-unified #app .studio-resource-heading>div{min-width:0;flex:1}
body.logic-unified #app .studio-resource-icon{display:grid;place-items:center;width:40px;height:40px;flex-shrink:0;color:#b7b7b7}
body.logic-unified #app .studio-resource-icon svg{width:28px;height:28px}
body.logic-unified #app .studio-resource-heading h3{font:600 23px/1.4 'Zain',sans-serif;color:#e8e8e8;margin:0 0 4px}
body.logic-unified #app .studio-resource-heading p{font:400 17px/1.7 'Zain',sans-serif;color:#ababab;margin:0}
body.logic-unified #app .studio-resource-state{display:inline-flex;align-items:center;gap:7px;align-self:flex-start;font-size:14px;line-height:1.8;color:#a3a3a3;white-space:nowrap;padding:1px 0;margin:0}
body.logic-unified #app .studio-resource-state i{width:5px;height:5px;background:currentColor;border-radius:50%}
body.logic-unified #app .studio-resource-state.ready{color:#c8c8c8}
body.logic-unified #app .studio-resource-state.pending i{width:11px;height:11px;background:none;border:1px solid #787878;border-top-color:#c8c8c8;animation:studio-spin .8s linear infinite}
body.logic-unified #app .studio-resource-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin:18px 54px 0 0}
html[dir=ltr] body.logic-unified #app .studio-resource-actions{margin:18px 0 0 54px}
body.logic-unified #app :is(.studio-secondary,.studio-text,.studio-copy){display:inline-flex;align-items:center;justify-content:center;gap:8px;background:transparent!important;border:1px solid #585858!important;color:#c5c5c5!important;font:400 16px/1.5 'Zain',sans-serif;min-height:38px;padding:6px 14px;border-radius:5px;text-decoration:none;cursor:pointer;box-shadow:none!important}
body.logic-unified #app .studio-text{border:0!important;padding-inline:6px}
body.logic-unified #app .studio-secondary:disabled{opacity:.5;cursor:wait}
body.logic-unified #app .studio-disabled-reason{font-size:15px;line-height:1.6;color:#ababab}
body.logic-unified #app .studio-resource-error{margin:16px 54px 0 0;font-size:17px;line-height:1.7;color:#dfb9aa;display:flex;gap:8px}
body.logic-unified #app .studio-resource-error:before{content:'!';font-weight:700}
body.logic-unified #app .studio-connection{margin:18px 54px 0 0;min-width:0}
html[dir=ltr] body.logic-unified #app :is(.studio-connection,.studio-resource-error){margin-inline:54px 0}
body.logic-unified #app .studio-connection>div>span{display:block;font-size:14px;line-height:1.6;color:#adadad;margin-bottom:7px}
body.logic-unified #app [data-connection]{display:flex;align-items:center;gap:12px;background:#191919;border:1px solid #444444;border-radius:5px;padding:9px 12px}
body.logic-unified #app [data-connection]>code{min-width:0;flex:1;overflow:auto;white-space:nowrap;color:#d7d7d7;font:14px/1.8 Consolas,monospace!important;text-align:left}
body.logic-unified #app .studio-copy{min-height:28px;width:30px;padding:4px;border:0!important}
body.logic-unified #app .studio-copy svg{width:17px;height:17px}
body.logic-unified #app .studio-connection>p{display:flex;gap:18px;flex-wrap:wrap;margin-top:9px;font-size:14px;color:#a4a4a4}
body.logic-unified #app .studio-connection>p code{font-size:13px;color:#cbcbcb;unicode-bidi:isolate}
body.logic-unified #app .lesson-flag-form{padding:22px 24px;margin:24px 0 0;border:0;border-radius:10px;background:var(--ls-raised)}
body.logic-unified #app .lesson-flag-form>label{font-size:20px;line-height:1.6;font-weight:500;color:#eaeaea;margin:0 0 12px;display:block}
body.logic-unified #app .lesson-flag-form>div{display:flex;gap:10px;align-items:stretch}
body.logic-unified #app .lesson-flag-form input{font-family:Consolas,monospace!important;font-size:15px!important}
body.logic-unified #app .flag-status{font-size:16px;line-height:1.7;margin-top:10px;color:#c5c5c5}
body.logic-unified #app .flag-status.field-error{color:#dfb9aa}
body.logic-unified #app .flag-status.field-error:before{content:'!';margin-inline-end:8px}
body.logic-unified #app .workstation-drawer.is-inline{border:1px solid #4f4f4f;background:#151515!important;border-radius:6px;height:520px;max-height:75dvh;margin:20px 0 0;box-shadow:none}
body.logic-unified #app .workstation-drawer>header{background:#313131!important;flex-wrap:wrap;border-bottom:1px solid #4e4e4e;padding:10px 14px;gap:10px}
body.logic-unified #app .workstation-drawer>header b{font:600 17px 'Zain',sans-serif!important}
body.logic-unified #app .workstation-drawer>header span{display:none}
body.logic-unified #app .workstation-drawer>header :is(a,button){background:transparent!important;border:0!important;color:#d0d0d0!important;min-height:32px;padding:5px 9px;font:15px 'Zain',sans-serif!important;box-shadow:none}
body.logic-unified #app .workstation-drawer.is-inline:fullscreen{max-height:none;height:100dvh;margin:0}
/* Navigation is subordinate to the exercise, with the actual destination title. */
body.logic-unified #app :is(.machine-card,.target-panel){border-radius:0!important;box-shadow:none!important;border:0!important}
body.logic-unified #app .target-panel{border-top:1px solid #3e3e3e!important}
body.logic-unified #app .flag-status.is-loading:before{content:'◌';display:inline-block;margin-inline-end:8px;animation:studio-spin .8s linear infinite}
body.logic-unified #app .lesson-exercise{background:none!important;border:0!important;padding:0!important;margin:42px 0!important}
body.logic-unified #app .lesson-exercise h2{font-size:28px;line-height:1.5;margin-bottom:12px}
body.logic-unified #app .lesson-exercise>p{font-size:20px;line-height:1.8;color:var(--ls-muted)}
body.logic-unified #app .lesson-exercise fieldset{background:var(--ls-raised)!important;padding:22px!important;margin:20px 0!important;border:0!important;border-radius:8px}
body.logic-unified #app .lesson-exercise legend{font-size:21px;line-height:1.7;font-weight:500;padding:0 8px}
body.logic-unified #app .scenario-option{background:transparent!important;border:0!important;border-radius:5px;padding:10px 12px!important;display:flex;align-items:flex-start;gap:10px;font-size:19px;line-height:1.7}
body.logic-unified #app .scenario-option:has(input:checked){background:#383838!important;color:#e2e2e2}
body.logic-unified #app .scenario-option input{accent-color:var(--ls-accent);margin-top:8px;flex-shrink:0}
body.logic-unified #app .scenario-status{font-size:17px;line-height:1.7}
body.logic-unified #app .source-instructions bdi{white-space:nowrap;font-size:.95em;color:#dddddd}
body.logic-unified #app .learning-question{background:var(--ls-raised)!important;padding:24px!important;border:0!important;border-radius:8px;margin-top:24px}
body.logic-unified #app .learning-question label{font-size:21px;line-height:1.7;margin-bottom:14px;display:block}
body.logic-unified #app .answer-control{display:flex;gap:10px;align-items:stretch}
body.logic-unified #app .answer-control input{flex:1;min-width:0;background:var(--ls-inset)!important;border:1px solid #515151!important;border-radius:6px;color:#eeeeee;padding:10px 14px;font:15px/1.7 Consolas,monospace}
@media(max-width:600px){body.logic-unified #app .answer-control{flex-wrap:wrap}body.logic-unified #app .answer-control input{flex-basis:100%}}
body.logic-unified #app .academy-reader-nav{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:42px;padding-top:25px;border-top:1px solid #ffffff0d;align-items:stretch}
body.logic-unified #app .academy-reader-nav :is(.reader-prev,.reader-next){display:flex;align-items:center;justify-content:flex-start;gap:13px;padding:12px 15px!important;min-height:70px;max-width:100%;width:100%;text-align:start;background:transparent!important;border:1px solid #424242!important;color:#d1d1d1!important;white-space:normal;border-radius:7px!important;text-decoration:none}
body.logic-unified #app .academy-reader-nav .reader-next{flex-direction:row-reverse;text-align:end;border-color:#787878!important;color:#dedede!important;justify-content:space-between}
body.logic-unified #app .academy-reader-nav small{display:block;font-size:14px;color:#a1a1a1;font-weight:400;margin-bottom:4px;line-height:1.5}
body.logic-unified #app .academy-reader-nav b{display:block;font:500 18px/1.5 'Zain',sans-serif}
body.logic-unified #app .academy-reader-nav svg{width:20px;height:20px;flex-shrink:0}
body.logic-unified #app .academy-reader-nav .reader-next svg{transform:rotate(180deg)}
html[dir=ltr] body.logic-unified #app .academy-reader-nav .reader-prev svg{transform:rotate(180deg)}
html[dir=ltr] body.logic-unified #app .academy-reader-nav .reader-next svg{transform:none}
body.logic-unified #app .academy-reader-nav :disabled{color:#848484!important;border-color:#3f3f3f!important;background:transparent!important;opacity:.7!important}
body.logic-unified #app .completion-hint{text-align:end;color:#9d9d9d;font-size:15px;line-height:1.7;margin-top:12px}
body.logic-unified #app :is(button,a,summary):focus-visible{outline:2px solid #cbcbcb!important;outline-offset:4px}
@keyframes studio-spin{to{transform:rotate(360deg)}}
@media(min-width:1600px){body.logic-unified #app .lesson-content{max-width:1120px;padding-inline:65px}body.logic-unified #app .reader-layout{grid-template-columns:310px minmax(0,1fr)}}
@media(max-width:1150px){body.logic-unified #app .reader-layout{grid-template-columns:270px minmax(0,1fr)}body.logic-unified #app .lesson-content{padding-inline:36px}body.logic-unified #app .lesson-article :is(.reading-section p,.reading-section li){font-size:21px!important}}
@media(max-width:900px){body.logic-unified #app .reader-layout{display:block}body.logic-unified #app .lesson-outline{width:min(330px,88vw);padding:22px 16px 14px;box-shadow:-20px 0 80px #0008}body.logic-unified #app .lesson-content{padding:16px 25px 35px}body.logic-unified #app .reader-toolbar{margin:0 0 24px}body.logic-unified #app .reader-toolbar-inner{justify-content:flex-start}body.logic-unified #app .outline-toggle{color:#c3c3c3!important;width:36px;height:36px;min-width:36px;padding:6px}body.logic-unified #app .studio-context{font-size:16px}.logic-unified #app .studio-sidebar-footer{padding-top:14px}}
@media(max-width:600px){body.logic-unified #app .lesson-content{padding-inline:20px}body.logic-unified #app .studio-lesson-meta{font-size:14px;gap:6px 14px}body.logic-unified #app .studio-intro-tools{align-items:flex-start;gap:8px}.logic-unified #app .studio-lesson-meta>span{gap:6px}body.logic-unified #app .bookmark-button{font-size:14px!important;padding:4px 0!important}body.logic-unified #app .lesson-article .lesson-intro h1{font-size:33px!important;line-height:1.4;margin-bottom:14px}body.logic-unified #app .lesson-article .lesson-intro>p{font-size:20px!important}body.logic-unified #app .lesson-intro{padding-bottom:24px;margin-bottom:28px}body.logic-unified #app .lesson-article :is(.reading-section p,.reading-section li){font-size:20px!important;line-height:1.85}body.logic-unified #app .reading-section h2{font-size:26px!important}body.logic-unified #app .source-block:has(>h2){margin-top:30px!important}body.logic-unified #app .knowledge-check-item{padding:20px 17px!important}body.logic-unified #app .studio-question-label>b{font-size:20px!important}body.logic-unified #app .answer-input-wrap{flex-wrap:wrap}body.logic-unified #app .answer-input-wrap input{flex-basis:100%}body.logic-unified #app .answer-input-wrap .btn{margin-inline-start:auto}body.logic-unified #app .studio-guidance .guidance-actions{gap:14px}body.logic-unified #app .studio-guidance .guidance-actions button{font-size:15px!important}body.logic-unified #app .studio-guidance small{font-size:11px}body.logic-unified #app .guided-lab>.source-instructions{font-size:19px}body.logic-unified #app :is(.machine-card,.target-panel){padding:20px 17px}body.logic-unified #app .studio-resource-heading{display:grid;grid-template-columns:29px minmax(0,1fr);gap:8px 12px;align-items:start}body.logic-unified #app .studio-resource-icon{width:29px;height:29px}body.logic-unified #app .studio-resource-icon svg{width:25px;height:25px}body.logic-unified #app .studio-resource-heading h3{font-size:22px}body.logic-unified #app .studio-resource-heading p{font-size:16px}body.logic-unified #app .studio-resource-state{grid-column:2;font-size:13px}body.logic-unified #app :is(.studio-resource-actions,.studio-connection,.studio-resource-error){margin:16px 0 0!important}body.logic-unified #app .studio-resource-actions{gap:10px}body.logic-unified #app :is(.studio-primary,.btn-primary){font-size:16px!important;min-height:42px;padding:9px 15px!important}body.logic-unified #app .studio-disabled-reason{font-size:14px}.logic-unified #app .studio-connection>p{gap:10px}body.logic-unified #app .lesson-flag-form{padding:20px 17px}.logic-unified #app .lesson-flag-form>div{flex-wrap:wrap}.logic-unified #app .lesson-flag-form input{flex-basis:100%}body.logic-unified #app .academy-reader-nav{gap:12px}body.logic-unified #app .academy-reader-nav :is(.reader-prev,.reader-next){padding:10px!important;gap:8px;min-height:78px}body.logic-unified #app .academy-reader-nav b{font-size:16px}body.logic-unified #app .academy-reader-nav small{font-size:13px}.logic-unified #app .academy-reader-nav svg{width:16px;height:16px}body.logic-unified #app .workstation-drawer.is-inline{height:410px}}
@media(prefers-reduced-motion:no-preference){body.logic-unified #app .lesson-intro{animation:studio-enter .25s ease both}@keyframes studio-enter{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:none}}}
@media(prefers-reduced-motion:reduce){body.logic-unified #app *{animation:none!important;transition:none!important;scroll-behavior:auto!important}}