.LessonLayout-module__1yjd-W__lesson{grid-template-columns:minmax(0,1fr) 426px;align-items:start;gap:80px;display:grid}.LessonLayout-module__1yjd-W__article{min-width:0;max-width:620px;padding-bottom:24px}.LessonLayout-module__1yjd-W__crumbs{font-size:var(--fs-small);margin-bottom:28px}.LessonLayout-module__1yjd-W__crumbs a{color:var(--text);font-weight:600}.LessonLayout-module__1yjd-W__crumbs a:hover{text-decoration:underline}.LessonLayout-module__1yjd-W__pager{grid-template-columns:1fr 1fr;gap:16px;margin-top:72px;display:grid}.LessonLayout-module__1yjd-W__pagerLink{border:1px solid var(--line-strong);border-radius:var(--r-sm);color:var(--text);transition:border-color var(--t-fast);flex-direction:column;gap:6px;padding:18px 20px;font-weight:600;line-height:1.35;display:flex}.LessonLayout-module__1yjd-W__pagerLink span:first-child{font-size:var(--fs-micro);color:var(--subtext);letter-spacing:.04em;font-weight:400}a.LessonLayout-module__1yjd-W__pagerLink:hover{border-color:var(--bone)}.LessonLayout-module__1yjd-W__pagerNext{text-align:right;grid-column:2}.LessonLayout-module__1yjd-W__pagerSoon{color:var(--subtext);border-style:dashed}.LessonLayout-module__1yjd-W__back{margin-top:20px}.LessonLayout-module__1yjd-W__eyebrow{font-size:var(--fs-micro);color:var(--subtext);letter-spacing:.06em;text-transform:uppercase}.LessonLayout-module__1yjd-W__h1{letter-spacing:-.01em;margin-top:14px;font-size:clamp(1.8rem,3.4vw,2.6rem);font-weight:700;line-height:1.2}.LessonLayout-module__1yjd-W__step{border-left:2px solid var(--line);flex-direction:column;gap:18px;margin-top:56px;padding-left:22px;font-size:1.08rem;font-weight:300;line-height:1.75;transition:border-color .25s;display:flex}.LessonLayout-module__1yjd-W__step.LessonLayout-module__1yjd-W__active{border-left-color:var(--bone)}.LessonLayout-module__1yjd-W__step.LessonLayout-module__1yjd-W__plain{border-left-color:#0000}.LessonLayout-module__1yjd-W__step h2{color:var(--text);font-size:1.45rem;font-weight:700;line-height:1.25}.LessonLayout-module__1yjd-W__step>p,.LessonLayout-module__1yjd-W__step>ol:not([class])>li,.LessonLayout-module__1yjd-W__step>ul:not([class])>li{color:var(--subtext)}.LessonLayout-module__1yjd-W__step strong,.LessonLayout-module__1yjd-W__step b{color:var(--text);font-weight:600}.LessonLayout-module__1yjd-W__step>ol:not([class]),.LessonLayout-module__1yjd-W__step>ul:not([class]){flex-direction:column;gap:8px;padding-left:20px;display:flex}.LessonLayout-module__1yjd-W__step code,.LessonLayout-module__1yjd-W__math{font-family:var(--font-mono);color:var(--text);font-size:.9em}.LessonLayout-module__1yjd-W__math{border:1px solid var(--line-strong);border-radius:var(--r-xs);padding:10px 14px;line-height:1.8;display:block}.LessonLayout-module__1yjd-W__label{font-family:var(--font-mono);color:var(--text);letter-spacing:.02em;font-size:.88em}.LessonLayout-module__1yjd-W__gate{border:1px solid var(--line-strong);border-radius:var(--r-sm);background:var(--ink-2);flex-direction:column;gap:12px;margin-top:32px;padding:24px;line-height:1.6;display:flex}.LessonLayout-module__1yjd-W__gate h2{color:var(--text);font-size:1.2rem;font-weight:600}.LessonLayout-module__1yjd-W__gate p{color:var(--subtext)}.LessonLayout-module__1yjd-W__gate form{flex-direction:column;gap:12px;display:flex}.LessonLayout-module__1yjd-W__gateActions{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.LessonLayout-module__1yjd-W__gateLabel{font-size:var(--fs-small);color:var(--text)}.LessonLayout-module__1yjd-W__gateInput{border-radius:var(--r-sm);border:1px solid var(--line-input);background:var(--ink);min-width:0;color:var(--text);font:inherit;flex:220px;padding:13px 14px}.LessonLayout-module__1yjd-W__gateInput:focus-visible{outline:2px solid var(--bone);outline-offset:2px}.LessonLayout-module__1yjd-W__gateError{color:var(--down-text)!important}.LessonLayout-module__1yjd-W__aside{flex-direction:column;gap:10px;height:calc(100vh - 64px);display:flex;position:sticky;top:32px}.LessonLayout-module__1yjd-W__deskLabel{font-size:var(--fs-micro);color:var(--text);letter-spacing:.06em;text-transform:uppercase}.LessonLayout-module__1yjd-W__deskNote{font-size:var(--fs-micro);color:var(--subtext)}.LessonLayout-module__1yjd-W__deskBox{min-height:0;box-shadow:0 0 0 1px var(--line-strong);border-radius:8px;flex:1;overflow:hidden}.LessonLayout-module__1yjd-W__deskFrame{transform-origin:0 0;background:#000;border:0;display:block}@media (prefers-reduced-motion:reduce){.LessonLayout-module__1yjd-W__step{transition:none}}@media (max-width:1023px){.LessonLayout-module__1yjd-W__lesson{grid-template-columns:minmax(0,1fr);gap:16px}.LessonLayout-module__1yjd-W__aside{z-index:5;background:var(--ink);order:-1;height:42vh;padding:8px 0;top:0}.LessonLayout-module__1yjd-W__deskLabel,.LessonLayout-module__1yjd-W__deskNote{display:none}.LessonLayout-module__1yjd-W__pager{grid-template-columns:1fr}.LessonLayout-module__1yjd-W__pagerNext{grid-column:1}}