.wrap:has(.journey-main){max-width:1320px;padding-bottom:40px}.layout:has(.journey-main){grid-template-columns:220px minmax(0,1fr);gap:24px}.journey-main{padding:28px;min-height:0;background:var(--panel);border-color:var(--line)}.wrap:has(.journey-main) .top{margin-bottom:25px}.wrap:has(.journey-main) .footer{font-size:14px;line-height:1.6}.wrap:has(.journey-main) .footer-tagline{display:none}.wrap:has(.journey-main) .side{padding:16px}.wrap:has(.journey-main) .nav button{font-size:14px}.wrap:has(.journey-main) .side-title{font-size:14px;letter-spacing:.06em}.wrap:has(.journey-main) .progressrow{font-size:14px}.journey-main h1,.journey-main h2,.journey-main h3{letter-spacing:-.025em}.journey-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;margin-bottom:26px}.journey-eyebrow{color:var(--mint);font-size:14px;font-weight:600;line-height:1.5}.journey-heading h1{font-size:clamp(28px,3.1vw,38px);line-height:1.2;margin:9px 0 10px;font-weight:750}.journey-heading p{font-size:16px;color:var(--muted);line-height:1.6;margin:0}.focus-edit{background:var(--panel2);border:1px solid var(--line);border-radius:9px;padding:10px 13px;white-space:nowrap;font-size:14px;font-weight:600;color:var(--text);line-height:1.5}.focus-edit:hover{border-color:var(--mint);color:var(--mint)}
.journey-top-grid{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(0,1fr);gap:16px;margin-bottom:20px}.next-quest{background:var(--panel2);border:1px solid var(--line);padding:25px;border-radius:17px}.next-quest-label{font-size:14px;color:var(--mint);font-weight:600;line-height:1.5;margin-bottom:13px}.next-quest h2{font-size:28px;line-height:1.2;margin:0 0 13px}.next-quest p{font-size:16px;line-height:1.65;color:var(--text);margin:0 0 24px;max-width:500px}.next-quest-actions{display:flex;align-items:center;flex-wrap:wrap;gap:12px 18px}.next-quest-actions span{font-size:14px;color:var(--mint)}.next-quest .btn{font-size:15px;font-weight:700;border-radius:10px;min-height:46px}.practice-invite{padding:23px;border:1px solid var(--line);background:var(--panel2);border-radius:17px;display:flex;flex-direction:column;align-items:flex-start}.practice-invite .journey-eyebrow{color:var(--blue)}.practice-invite h2{font-size:22px;line-height:1.25;margin:12px 0}.practice-invite p{font-size:15px;line-height:1.6;color:var(--muted);margin:0 0 20px}.practice-invite .btn{margin-top:auto;font-size:14px;font-weight:650;border-radius:9px;min-height:44px}
.level-card{background:var(--panel2);border:1px solid var(--line);padding:17px 20px;border-radius:14px;margin:20px 0 29px}.level-summary{display:flex;align-items:center;gap:14px;margin-bottom:14px}.level-emblem{display:grid;place-items:center;width:42px;height:42px;flex-shrink:0;background:var(--panel2);border:1px solid var(--line);color:var(--gold);border-radius:12px;font-size:21px;font-weight:750}.level-summary strong{font-size:15px;font-weight:650;line-height:1.5}.level-summary p{font-size:14px;line-height:1.5;color:var(--muted);margin:3px 0 0}.level-xp{margin-left:auto;color:var(--gold);font-size:16px;font-weight:650;white-space:nowrap}.level-card .bar{height:6px}.level-card .bar span{background:var(--mint)}
.quest-section{margin-top:28px}.section-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:15px;margin-bottom:16px}.chapter-label{font-size:14px;line-height:1.5;color:var(--muted);font-weight:600}.section-heading h2{font-size:22px;line-height:1.3;margin:6px 0 0;font-weight:650}.section-heading>span{color:var(--muted);font-size:14px;line-height:1.5;white-space:nowrap}.quest-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px}.quest-card{display:flex;flex-direction:column;min-width:0;border:1px solid var(--line);border-radius:14px;padding:18px;background:var(--panel2);transition:border-color .15s,transform .15s}.quest-card:hover{border-color:var(--line);transform:translateY(-2px)}.quest-card.quest-next{border-color:var(--line);background:var(--panel2)}.quest-card.quest-done{background:var(--panel2);border-color:var(--line)}.quest-card-top{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:18px}.quest-number{display:grid;place-items:center;width:34px;height:34px;border:1px solid var(--line);background:var(--panel2);color:var(--text);border-radius:10px;font-size:14px;font-weight:650}.quest-next .quest-number,.quest-done .quest-number{color:var(--mint);border-color:var(--line);background:var(--panel2)}.quest-state{font-size:14px;color:var(--muted);line-height:1.4}.quest-next .quest-state,.quest-done .quest-state{color:var(--mint)}.quest-card h3{font-size:18px;font-weight:650;line-height:1.35;margin:0 0 8px}.quest-card>p{font-size:14px;line-height:1.5;margin:0 0 20px;color:var(--muted)}.quest-card-footer{display:flex;align-items:center;justify-content:space-between;gap:9px;margin-top:auto}.quest-card-footer>span{font-size:14px;line-height:1.4;color:var(--muted)}.quest-card-footer .btn{min-height:40px;padding:9px 12px;font-size:14px;font-weight:650;border-radius:8px}.choose-career{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px;margin-top:24px;border:1px dashed var(--line);border-radius:14px;background:var(--panel2)}.choose-career h2{font-size:21px;line-height:1.4;margin:0 0 7px}.choose-career p{font-size:15px;line-height:1.6;margin:0;color:var(--muted)}.choose-career .btn{font-size:14px;white-space:nowrap}
.profile-path select{margin:9px 0 0;font-size:16px;padding:12px;border:1px solid var(--line);background:var(--panel2)}.profile-path-hint{font-size:14px;line-height:1.6;color:var(--muted);margin:9px 0 0}
.lesson-topline{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-bottom:23px}.lesson-topline>span{font-size:14px;line-height:1.5;color:var(--muted)}.lesson-workspace{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:22px;align-items:start}.lesson-guide,.lesson-check{min-width:0;padding:22px;border:1px solid var(--line);background:var(--panel2);border-radius:15px}.lesson-guide>p{font-size:17px;line-height:1.75;margin:15px 0 21px;color:var(--text)}.code-window{overflow:hidden;border:1px solid var(--line);background:var(--panel);border-radius:12px;min-width:0}.code-window-label{padding:11px 16px;border-bottom:1px solid var(--line);font-size:14px;color:var(--muted);background:var(--panel2)}.code-window .code{border:0;border-radius:0;background:transparent;margin:0;padding:20px;font:15px/1.75 ui-monospace,SFMono-Regular,Menlo,monospace;overflow-x:auto;white-space:pre;max-width:100%;color:var(--text)}.lesson-tip{padding-top:17px;color:var(--muted);font-size:14px;line-height:1.6}.lesson-check h2{font-size:21px;line-height:1.45;margin:15px 0 10px}.challenge-reward{font-size:14px;line-height:1.6;margin:0;color:var(--muted)}.journey-main .choices{gap:11px;margin:21px 0}.journey-main .choice{display:flex;align-items:center;gap:12px;font-family:inherit;font-size:16px;line-height:1.5;min-height:54px;padding:12px;background:var(--panel2);border-color:var(--line)}.journey-main .choice>span:last-child{min-width:0;overflow-wrap:anywhere}.answer-letter{width:28px;height:28px;display:grid;place-items:center;flex-shrink:0;border-radius:7px;border:1px solid var(--line);color:var(--muted);font-size:14px;font-weight:650}.journey-main .choice:hover:not(:disabled){background:var(--panel2);border-color:var(--blue)}.journey-main .choice:disabled{opacity:1;cursor:default}.journey-main .choice.correct{background:var(--panel2);border-color:var(--mint)}.journey-main .choice.wrong{background:var(--panel2);border-color:var(--red)}.journey-main .feedback{font-size:15px;line-height:1.6;padding:15px;margin:17px 0}.feedback strong{font-weight:700;display:block}.feedback p{margin:7px 0 0}.lesson-followup{display:flex;flex-direction:column;align-items:flex-start;gap:14px}.lesson-followup .btn{width:100%;min-height:46px;font-size:15px;border-radius:9px}.reward-pop{animation:reward-pop .3s ease-out}@keyframes reward-pop{from{opacity:.5;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}
.practice-modes{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.practice-mode{min-width:0;display:flex;flex-direction:column;align-items:flex-start;padding:23px;border:1px solid var(--line);background:var(--panel2);border-radius:16px}.practice-mode.featured{border-color:var(--line);background:var(--panel2)}.mode-label{font-size:14px;color:var(--blue);font-weight:600;line-height:1.5}.featured .mode-label{color:var(--mint)}.practice-mode h2{font-size:23px;line-height:1.3;margin:18px 0 13px}.practice-mode p{font-size:16px;line-height:1.65;color:var(--muted);margin:0 0 20px}.mode-meta{font-size:14px;line-height:1.5;color:var(--muted);margin:0 0 19px}.practice-mode .btn{width:100%;min-height:46px;font-size:14px;font-weight:650;padding:12px;margin-top:auto;border-radius:9px}.round-header{display:flex;justify-content:space-between;gap:16px;align-items:center;margin:0 0 14px}.round-score{font-size:14px;color:var(--gold);white-space:nowrap}.round-bar{margin-bottom:27px;height:7px}.practice-workspace{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:26px;align-items:start}.practice-answer{min-width:0}.practice-answer h1{font-size:25px;line-height:1.4;margin:0 0 10px}.round-next{width:100%;min-height:48px;font-size:15px;border-radius:10px}.round-next:disabled{opacity:.4;cursor:default}.round-results{max-width:650px;margin:10px auto 30px;text-align:center;padding:25px 0}.results-emblem{display:grid;place-items:center;width:74px;height:74px;margin:0 auto 22px;background:var(--panel2);border:1px solid var(--line);border-radius:22px;color:var(--gold);font-size:37px}.round-results .journey-eyebrow{display:block}.round-results h1{font-size:clamp(28px,3vw,38px);line-height:1.25;margin:11px 0 16px}.round-results>p{font-size:16px;line-height:1.7;color:var(--muted);margin:0 auto 27px;max-width:480px}.results-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));margin:0 0 25px;background:var(--panel2);border:1px solid var(--line);border-radius:14px;padding:23px 12px;gap:10px}.results-stats>div{display:flex;flex-direction:column-reverse;gap:8px}.results-stats dt{font-size:14px;color:var(--muted);line-height:1.5}.results-stats dd{font-size:29px;line-height:1.2;font-weight:700;margin:0}.results-stats>div:last-child dd{color:var(--mint)}.results-actions{display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:12px 18px}.results-actions .btn{font-size:15px;min-height:46px;border-radius:10px}.round-results .results-actions .auth-link{width:100%;margin-top:6px}
.progress-overview{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.progress-overview>div{background:var(--panel2);border:1px solid var(--line);border-radius:13px;padding:20px}.progress-overview span{display:block;font-size:14px;line-height:1.5;color:var(--muted);margin-bottom:12px}.progress-overview strong{display:block;font-size:30px;line-height:1.3;font-weight:700}.progress-overview .progress-focus{font-size:20px;color:var(--blue)}.milestone-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:13px}.milestone{display:flex;align-items:center;gap:15px;padding:19px;border-radius:13px;background:var(--panel2);border:1px solid var(--line)}.milestone.earned{background:var(--panel2);border-color:var(--line)}.milestone-icon{font-size:27px;color:var(--muted);flex-shrink:0}.earned .milestone-icon{color:var(--gold)}.milestone h3{font-size:16px;line-height:1.4;margin:0 0 6px}.milestone p{font-size:14px;line-height:1.5;margin:0;color:var(--muted)}.progress-chapters{display:grid;gap:20px;padding:24px;border:1px solid var(--line);border-radius:14px;margin:25px 0;background:var(--panel2)}.progress-chapters h3{font-size:17px;line-height:1.5;margin:0 0 4px}.progress-chapters span{display:block;font-size:14px;color:var(--muted);margin-bottom:12px}.progress-chapters .bar span{margin:0}
@media(min-width:1400px){.wrap:has(.journey-main){padding-top:30px}.journey-main{padding:32px}}
@media(max-width:1100px){.layout:has(.journey-main){grid-template-columns:190px minmax(0,1fr);gap:16px}.journey-main{padding:22px}.quest-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.practice-modes{grid-template-columns:repeat(2,minmax(0,1fr))}.journey-top-grid{grid-template-columns:1fr}.practice-invite h2 br{display:none}.practice-invite{padding:20px}.practice-invite h2{margin:9px 0}.lesson-workspace,.practice-workspace{grid-template-columns:1fr}.lesson-guide,.lesson-check{padding:22px}.code-window .code{white-space:pre-wrap;overflow-wrap:anywhere}}
@media(max-width:760px){.wrap:has(.journey-main){padding:16px 12px 35px}.layout:has(.journey-main){grid-template-columns:1fr;gap:14px}.wrap:has(.journey-main) .side{padding:8px;position:static}.wrap:has(.journey-main) .nav button{font-size:14px;line-height:1.35;padding:10px 5px}.journey-main{padding:21px 16px;border-radius:16px}.journey-heading{gap:14px;flex-wrap:wrap}.journey-heading h1{font-size:30px}.journey-heading p{font-size:16px}.focus-edit{padding:8px 11px}.quest-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.quest-card{padding:15px}.quest-card-footer{align-items:flex-start;flex-direction:column;gap:12px}.quest-card-footer .btn{width:100%}.quest-state{font-size:14px}.quest-card-top{align-items:flex-start;flex-direction:column;gap:10px;margin-bottom:13px}.next-quest{padding:22px}.next-quest h2{font-size:26px}.next-quest-actions .btn{width:100%}.section-heading{align-items:flex-start;flex-direction:column;gap:7px}.section-heading h2{font-size:22px}.level-card{padding:16px;margin-top:18px}.level-summary{gap:10px}.level-summary strong{font-size:14px}.level-xp{font-size:14px}.level-emblem{width:36px;height:36px;font-size:18px}.choose-career{align-items:flex-start;flex-direction:column;padding:20px}.choose-career .btn{width:100%}.practice-modes{grid-template-columns:1fr}.practice-mode{padding:23px}.practice-mode h2{margin-top:12px}.lesson-workspace{gap:16px}.lesson-guide,.lesson-check{padding:18px}.lesson-topline{align-items:flex-start;flex-wrap:wrap;gap:9px}.round-header{align-items:flex-start;flex-wrap:wrap;gap:10px}.practice-workspace{gap:23px}.practice-answer h1{font-size:23px}.journey-main .choice{font-size:16px}.results-stats dd{font-size:25px}.results-actions{flex-direction:column}.results-actions .btn{width:100%}.progress-overview{grid-template-columns:1fr}.progress-overview>div{display:flex;justify-content:space-between;gap:16px;align-items:center;padding:18px}.progress-overview span{margin:0}.progress-overview strong{font-size:25px}.progress-overview .progress-focus{font-size:17px;text-align:right}.milestone-grid{grid-template-columns:1fr}.progress-chapters{padding:20px}.round-results{padding-top:15px}}
@media(max-width:380px){.quest-grid{grid-template-columns:1fr}.quest-card-top{flex-direction:row;align-items:center}.quest-card-footer{flex-direction:row;align-items:center}.quest-card-footer .btn{width:auto}.level-summary{flex-wrap:wrap}.level-xp{margin-left:0}.quest-card h3{font-size:19px}}
@media(prefers-reduced-motion:reduce){.reward-pop{animation:none}.quest-card:hover{transform:none}}
.technology-switcher{display:flex;gap:9px;flex-wrap:wrap;padding:0 0 22px;margin-bottom:23px;border-bottom:1px solid var(--line)}.technology-tab{display:flex;align-items:center;gap:9px;padding:10px 13px;background:var(--panel2);border:1px solid var(--line);border-radius:10px;color:var(--muted);font-size:15px;font-weight:600;line-height:1.5}.technology-tab:hover{border-color:var(--line);background:var(--panel2)}.technology-tab.selected{color:var(--mint);border-color:var(--line);background:var(--panel2)}.technology-monogram{display:grid;place-items:center;width:25px;height:25px;border-radius:6px;background:var(--panel2);color:var(--blue);font-size:12px;font-weight:700}.selected .technology-monogram{background:var(--panel2);color:var(--mint)}.preview-technologies{display:flex;flex-wrap:wrap;gap:9px}.preview-tab{padding:10px 14px;border:1px solid var(--line);border-radius:9px;background:var(--panel2);color:var(--text);font-size:15px;font-weight:600}.preview-tab[aria-pressed="true"]{color:var(--mint);border-color:var(--line);background:var(--panel2)}.preview-tab:hover{border-color:var(--mint)}.lesson-tip a{display:block;color:var(--mint);margin-top:10px;text-underline-offset:3px;font-size:14px}.profile-path+.profile-path{padding-top:0}.profile-path select{width:100%}@media(max-width:480px){.technology-switcher{gap:8px}.technology-tab{flex:1 1 calc(50% - 8px);font-size:15px;padding:10px;justify-content:center}}
/* Focused learning: keep the task, code, and feedback in one workspace. */
.wrap:has(.focus-session){max-width:1220px}.layout:has(.focus-session){grid-template-columns:minmax(0,1fr)}.layout:has(.focus-session)>.side{display:none}.wrap:has(.focus-session) #streak{display:none}.focus-session{padding:30px;background:var(--panel);border-radius:18px}.focus-session .lesson-topline{padding-bottom:18px;border-bottom:1px solid var(--line);margin-bottom:22px}.focus-heading{margin:0 0 27px;max-width:850px}.focus-heading h1{font-size:clamp(25px,3vw,34px);line-height:1.3;margin:9px 0 12px;font-weight:700}.focus-heading p{font-size:17px;line-height:1.7;color:var(--text);margin:0}.focus-session .lesson-workspace,.focus-session .practice-workspace{grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:30px}.focus-session .lesson-guide,.focus-session .lesson-check{padding:0;border:0;background:transparent;border-radius:0}.focus-session .lesson-guide>p{margin-top:12px}.focus-session .code-window .code{font-size:16px;line-height:1.85;padding:24px;white-space:pre;overflow-wrap:normal}.focus-session .lesson-check h2{margin-top:11px;font-size:23px}.focus-session .choice.selected:not(.correct):not(.wrong){border-color:var(--blue);background:var(--panel2);box-shadow:inset 0 0 0 1px var(--blue)}.choice.selected .answer-letter{color:var(--text);border-color:var(--blue);background:var(--panel2)}.focus-session .choice:disabled:not(.correct):not(.wrong){color:var(--muted);background:var(--panel2);border-color:var(--line)}.focus-session .round-next{font-weight:650;min-height:48px;margin-top:4px}.round-next[hidden],.show-solution[hidden]{display:none}.round-next:disabled{opacity:.45;cursor:default}.answer-heading{font-size:19px;font-weight:650;margin:0 0 10px}.answer-comparison{margin:14px 0;display:grid;grid-template-columns:1fr 1fr;gap:10px}.answer-comparison>div{padding:11px 12px;border:1px solid var(--line);border-radius:8px;background:var(--panel)}.answer-comparison>div:last-child{border-color:var(--line);background:var(--panel2)}.answer-comparison dt{font-size:13px;color:var(--muted);line-height:1.5;margin-bottom:5px}.answer-comparison>div:last-child dt{color:var(--mint)}.answer-comparison dd{margin:0;color:var(--text);font:15px/1.6 ui-monospace,SFMono-Regular,Menlo,monospace;overflow-wrap:anywhere;white-space:pre-wrap}.lesson-tip summary,.coding-hint summary{cursor:pointer;color:var(--blue);font-size:15px;line-height:1.5}.lesson-tip p{margin-bottom:0}.lab-intro{display:flex;align-items:center;justify-content:space-between;gap:30px;padding:27px 29px;background:var(--panel2);border:1px solid var(--line);border-radius:15px;margin-bottom:33px}.lab-intro h2{font-size:29px;line-height:1.3;margin:11px 0}.lab-intro p{font-size:16px;line-height:1.7;max-width:620px;color:var(--text);margin:0 0 14px}.lab-intro .mode-meta{display:block;margin:0;color:var(--mint)}.lab-intro .btn{min-height:48px;flex-shrink:0;font-size:16px;white-space:nowrap;font-weight:650}.lab-steps{display:flex;gap:10px;margin:0 0 25px;flex-wrap:wrap}.lab-steps span{border:1px solid var(--line);background:var(--panel2);color:var(--muted);font-size:14px;line-height:1.5;padding:7px 12px;border-radius:7px}.lab-steps .current{border-color:var(--line);background:var(--panel2);color:var(--blue)}.lab-steps .complete{border-color:var(--line);color:var(--mint)}.coding-workspace{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(290px,1fr);gap:28px;align-items:start}.lab-editor{overflow:hidden;min-width:0;border:1px solid var(--line);border-radius:12px;background:var(--panel)}.lab-editor .code-window-label{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:13px 17px}.lab-editor label{color:var(--text);font-weight:600;font-size:14px;line-height:1.5;margin:0}.lab-editor .auth-link{font-size:14px;white-space:nowrap}.code-editor{display:block;width:100%;height:380px;min-height:240px;resize:vertical;padding:21px 22px;border:0;border-radius:0;outline:0;background:var(--panel);color:var(--text);font:16px/1.8 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;tab-size:2;white-space:pre;overflow:auto;box-shadow:none}.code-editor:focus{box-shadow:inset 0 0 0 2px var(--blue)}.code-editor[readonly]{color:var(--mint);background:var(--panel)}.editor-footnote{border-top:1px solid var(--line);padding:12px 17px;font-size:13px;line-height:1.6;color:var(--muted);background:var(--panel2)}.task-brief{min-width:0;padding:3px 0}.task-brief h2{font-size:20px;line-height:1.4;margin:0 0 13px}.task-brief>p{font-size:16px;line-height:1.75;color:var(--text);margin:0 0 20px}.expected-result{background:var(--panel2);padding:16px 18px;border-left:3px solid var(--line);border-radius:0 8px 8px 0;margin-bottom:18px}.expected-result>span{font-size:13px;line-height:1.5;color:var(--muted)}.expected-result pre{font:15px/1.65 ui-monospace,SFMono-Regular,Menlo,monospace;white-space:pre-wrap;overflow-wrap:anywhere;color:var(--text);margin:9px 0 0}.coding-hint{padding:15px 0;border-top:1px solid var(--line);margin-bottom:15px}.coding-hint p{font-size:15px;line-height:1.7;color:var(--muted);margin:13px 0 0}.show-solution{display:block;margin:19px auto 0;font-size:14px;text-align:center}.task-brief .feedback{margin:16px 0;font-size:15px}.feedback.walkthrough{background:var(--panel2);border-color:var(--line);color:var(--blue)}.task-brief .auth-link:disabled{opacity:.5;cursor:default}.focus-session .round-bar{height:5px;margin-bottom:25px}.lab-editor:focus-within{border-color:var(--line)}
@media(max-width:1000px){.focus-session .lesson-workspace,.focus-session .practice-workspace{gap:23px;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr)}.coding-workspace{grid-template-columns:minmax(0,1.25fr) minmax(270px,1fr);gap:22px}.code-editor{font-size:15px;padding:18px}.lab-intro{padding:25px;gap:20px}}
@media(max-width:760px){.wrap:has(.focus-session){padding:16px 12px 30px}.focus-session{padding:20px 16px}.focus-session .lesson-workspace,.focus-session .practice-workspace,.coding-workspace{grid-template-columns:minmax(0,1fr);gap:25px}.focus-heading{margin-bottom:22px}.focus-heading h1{font-size:27px}.focus-heading p{font-size:16px}.focus-session .code-window .code{font-size:15px;padding:18px}.lab-intro{flex-direction:column;align-items:flex-start;padding:22px}.lab-intro .btn{width:100%}.lab-intro h2{font-size:26px}.lab-steps{gap:7px}.lab-steps span{font-size:13px;padding:7px 10px}.code-editor{height:300px;padding:16px;font-size:15px}.task-brief{padding-top:0}.task-brief h2{font-size:21px}.task-brief>p{font-size:16px}.answer-comparison{grid-template-columns:1fr}.focus-session .lesson-topline>span{font-size:13px}.lab-editor .code-window-label{padding:12px}.editor-footnote{padding:12px}.lab-editor label{font-size:13px}}
@media(prefers-reduced-motion:reduce){.btn:hover{transform:none}}
.practice-progression{padding:24px 26px;border:1px solid var(--line);background:var(--panel2);border-radius:15px;margin:0 0 24px}.progression-heading{display:flex;align-items:center;justify-content:space-between;gap:24px}.progression-heading h2{font-size:25px;line-height:1.35;margin:9px 0 10px}.progression-heading p{font-size:15px;line-height:1.7;color:var(--muted);max-width:610px;margin:0}.progression-heading .btn{flex-shrink:0;min-height:46px;font-size:15px;font-weight:650;white-space:nowrap}.progression-steps{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:17px;margin:23px 0 0;padding:20px 0 0;border-top:1px solid var(--line)}.progression-steps li{display:flex;align-items:center;gap:12px;min-width:0}.progression-number{display:grid;place-items:center;width:34px;height:34px;flex-shrink:0;border:1px solid var(--line);background:var(--panel2);border-radius:9px;color:var(--muted);font-size:15px;font-weight:650}.stage-current .progression-number{border-color:var(--line);background:var(--panel2);color:var(--mint)}.stage-complete .progression-number{border-color:var(--line);background:var(--panel2);color:var(--mint)}.progression-steps strong{display:block;font-size:15px;font-weight:650;line-height:1.5;color:var(--text)}.progression-steps li>div>span{display:block;font-size:13px;line-height:1.6;color:var(--muted);margin-top:3px}.practice-style-grid{display:grid;grid-template-columns:1fr 1fr;gap:19px}.practice-style{display:flex;flex-direction:column;padding:25px;border:1px solid var(--line);border-radius:14px;background:var(--panel2);min-width:0}.practice-style.style-recommended{border-color:var(--line);background:var(--panel2)}.practice-style h2{font-size:25px;line-height:1.35;margin:14px 0 12px}.practice-style p{font-size:16px;line-height:1.7;color:var(--muted);margin:0 0 17px}.practice-style ul{margin:0 0 23px;padding-left:20px;color:var(--muted);font-size:14px;line-height:1.8}.practice-style .btn{margin-top:auto;width:100%;font-size:15px;font-weight:650;min-height:46px;border-radius:9px}.guided-options{margin:26px 0 0;padding-top:20px;border-top:1px solid var(--line)}.guided-options>summary{font-size:15px;line-height:1.6;cursor:pointer;color:var(--muted)}.guided-options .practice-modes{grid-template-columns:repeat(2,minmax(0,1fr));margin-top:20px}.stage-followup{margin:0;font-size:14px;line-height:1.7;color:var(--muted)}.followup-options{display:flex;gap:15px;flex-wrap:wrap}.followup-options .auth-link{font-size:14px}.guided-options>summary:focus-visible{outline:3px solid var(--gold);outline-offset:5px;border-radius:4px}@media(max-width:1000px){.progression-heading{align-items:flex-start;flex-direction:column;gap:19px}}@media(max-width:760px){.practice-progression{padding:22px 18px}.progression-heading h2{font-size:23px}.progression-heading .btn{width:100%}.progression-steps{grid-template-columns:1fr;gap:18px;padding-top:18px}.practice-style-grid,.guided-options .practice-modes{grid-template-columns:1fr}.practice-style{padding:23px}.practice-style h2{font-size:24px}.followup-options{flex-direction:column;gap:13px}}