@font-face{font-family:dmSans;src:url(/_next/static/media/65458149c0216615-s.p.ttf) format("truetype");font-display:swap;font-weight:100 1000}@font-face{font-family:dmSans Fallback;src:local("Arial");ascent-override:93.39%;descent-override:29.18%;line-gap-override:0.00%;size-adjust:106.22%}.__className_80a024{font-family:dmSans,dmSans Fallback}.__variable_80a024{--font-dm-sans:"dmSans","dmSans Fallback"}:root{--bg:#f8f9f6;--sidebar:#f1f3ee;--text:#242e2a;--muted:#758077;--line:#e3e7df;--green:#286047;--green-strong:#204e3b;--green-soft:#e9f0e9;--hero:#e9eee4;--yellow:#f3f0e3;--error:#ae4639;--radius:12px;--shadow:0 8px 35px #20372708;--font:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}.coding-editor-panel{padding:28px;margin:24px 0;overflow-wrap:anywhere}.code-editor{width:100%;min-height:300px;border:1px solid var(--line);color:var(--text);padding:18px;font:14px/1.6 ui-monospace,SFMono-Regular,Consolas,monospace;resize:vertical;tab-size:4}.code-editor,.coding-editor-panel pre{border-radius:8px;background:var(--sidebar)}.coding-editor-panel pre{padding:16px;font:13px/1.6 ui-monospace,SFMono-Regular,Consolas,monospace;white-space:pre-wrap;overflow-wrap:anywhere;max-height:400px;overflow:auto}.coding-editor-panel details{margin:16px 0}.coding-editor-panel summary{cursor:pointer}.coding-checks{list-style:none;padding:0}.coding-checks li{border-top:1px solid var(--line);padding:16px 0}@media (max-width:600px){.coding-editor-panel{padding:20px}.code-editor{padding:12px;font-size:13px}}.submission-section{padding:28px;margin:24px 0;overflow-wrap:anywhere}.submission-section h2{font-size:22px}.submission-section p{color:var(--muted)}.submission-actions{display:flex;flex-wrap:wrap;gap:12px;margin:20px 0}.submission-row{display:flex;justify-content:space-between;gap:16px}.submission-form fieldset{border:0;padding:0;margin:0;min-width:0}.reviewer-invite label,.submission-form label{display:grid;gap:8px;font-weight:500;margin:18px 0 8px}.reviewer-invite input,.submission-form input,.submission-form select,.submission-form textarea{width:100%;min-width:0;padding:12px;border:1px solid var(--line);border-radius:7px;background:var(--surface);color:var(--text)}.submission-form textarea{resize:vertical}.submission-form select:focus-visible{outline:3px solid var(--green);outline-offset:4px}.rubric-criteria{padding-left:22px}.rubric-criteria li{padding:6px 0}.rubric-criteria p{margin:6px 0 12px}.feedback-ratings>div,.rubric-scale>div{padding:12px 0;border-bottom:1px solid var(--line)}.feedback-ratings dt,.rubric-scale dt{font-weight:600}.feedback-ratings dd,.rubric-scale dd{margin:6px 0 0;color:var(--muted)}.preserve-lines{white-space:pre-wrap;overflow-wrap:anywhere}.submission-reference{margin-top:14px}.submission-section pre{white-space:pre-wrap;overflow-wrap:anywhere;background:var(--sidebar);padding:16px;border-radius:8px;font-size:13px}.test-output{max-height:360px;overflow:auto}.version-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}.version-button{padding:16px;border:1px solid var(--line);border-radius:8px;background:var(--surface);text-align:left}.version-button.selected{border-color:var(--green);background:var(--green-soft)}.version-button span{display:block;color:var(--muted);font-size:12px;margin-top:5px}.recorded-feedback+.recorded-feedback{border-top:1px solid var(--line);margin-top:24px;padding-top:24px}.rating-field{border-bottom:1px solid var(--line);padding:16px 0 24px}.reviewer-invite{display:flex;flex-wrap:wrap;align-items:end;gap:12px}.reviewer-invite label{flex:1 1 240px;margin-bottom:0}.reviewer-list{list-style:none;padding:0}.reviewer-list li{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;padding:12px 0;border-top:1px solid var(--line)}.review-address{margin-top:18px}.discard-draft{margin:20px 0}.discard-draft summary{color:var(--muted);cursor:pointer}.review-inbox{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px}@media (max-width:600px){.submission-section{padding:20px}.submission-row{flex-direction:column;gap:4px}.review-inbox,.version-list{grid-template-columns:1fr}}:root[data-theme=dark]{--bg:#141b18;--surface:#1a231e;--sidebar:#18201b;--text:#e4eae2;--line:#303d33;--green:#9ac9a9;--green-strong:#7eb993;--green-soft:#25392b;--hero:#253226;--yellow:#302f23;--error:#f0a698;--shadow:none}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);font-size:14px;-webkit-font-smoothing:antialiased;line-height:1.55}button,input,select,textarea{font:inherit}a,button,input,textarea{touch-action:manipulation}button{cursor:pointer;color:inherit}button:disabled{cursor:not-allowed;opacity:.52}a{color:inherit;text-decoration:none}a:hover{color:var(--green)}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible,textarea:focus-visible{outline:3px solid var(--green);outline-offset:4px}h1,h2,h3,p{margin-top:0}h1{font-size:34px;line-height:1.2;letter-spacing:-1.2px;margin-bottom:12px}h1,h2{font-weight:600}h2{font-size:19px;letter-spacing:-.45px;line-height:1.35}h3{font-size:16px;line-height:1.4;font-weight:600;letter-spacing:-.2px}small{font-size:11px}svg{flex-shrink:0}input,textarea{background:var(--surface);color:var(--text);border:1px solid var(--line);border-radius:7px;padding:11px 12px;accent-color:var(--green)}textarea{resize:vertical;min-height:120px}::selection{background:#bfdbc7;color:#183c29}.workspace{display:flex;min-height:100vh}.sidebar{position:fixed;inset:0 auto 0 0;width:242px;padding:30px 20px 0;background:var(--sidebar);border-right:1px solid var(--line);display:flex;flex-direction:column;z-index:30}.brand{display:flex;gap:11px;align-items:center;font-size:33px;line-height:1;letter-spacing:-1.6px;font-weight:700}.brand-mark{width:36px;height:36px;background:var(--green);color:var(--surface);display:grid;place-items:center;border-radius:10px}.brand small{display:block;font-size:7px;letter-spacing:1.9px;line-height:2.3;font-weight:500;color:var(--muted)}.brand-dot{color:var(--green)}.workspace-switch{display:flex;gap:9px;align-items:center;border:1px solid var(--line);background:var(--surface);padding:11px 9px;border-radius:8px;margin:28px 0;font-size:11px;font-weight:500}.workspace-switch>svg{margin-left:auto}.workspace-switch small{font-size:9px;display:block;color:var(--muted);font-weight:400}.workspace-avatar{width:28px;height:28px;display:grid;place-items:center;border-radius:6px;background:var(--green-soft);color:var(--green);font-family:monospace}.nav-caption{font-size:9px;letter-spacing:1.3px;color:var(--muted);padding-left:12px;margin-bottom:10px}.sidebar nav{display:grid;gap:4px}.sidebar nav a{display:flex;align-items:center;gap:12px;padding:11px 13px;border-radius:7px;color:var(--muted);font-size:12px;font-weight:500}.sidebar nav a.active,.sidebar nav a:hover{background:var(--green-soft);color:var(--green)}.sidebar nav a.active{font-weight:650}.sidebar nav a.active:after{content:"";width:5px;height:5px;border-radius:50%;background:var(--green);margin-left:auto}.sidebar-bottom{margin-top:auto;padding-top:34px}.path-note{padding:17px 14px 18px;border:1px solid var(--line);border-radius:9px;font-size:8px;letter-spacing:1px}.tiny-dot{width:6px;height:6px;display:inline-block;background:var(--green);border-radius:50%;margin-right:6px}.path-note h3{margin:14px 0 8px;font-size:17px;letter-spacing:-.4px}.path-note p{color:var(--muted)}.path-note a,.path-note p{font-size:10px;letter-spacing:0}.path-note a{justify-content:space-between;color:var(--green);margin-top:16px}.path-note a,.profile{display:flex;align-items:center}.profile{gap:9px;margin:20px -2px 0;border-top:1px solid var(--line);padding:20px 0;font-size:11px}.profile>div{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.profile small{display:block;color:var(--muted);font-size:9px}.profile button{margin-left:auto}.avatar{width:32px;height:32px;flex-shrink:0;border-radius:50%;background:#e4e5db;color:#5b6457;display:grid;place-items:center;font-size:10px}.workspace-main{margin-left:242px;width:calc(100% - 242px);min-width:0}.topbar{height:74px;border-bottom:1px solid var(--line);gap:22px;padding:0 42px}.breadcrumb,.topbar{display:flex;align-items:center}.breadcrumb{font-size:11px;color:var(--muted);gap:13px}.breadcrumb strong{font-weight:500;color:var(--text)}.breadcrumb>span{color:#b4bdb3}.top-search{margin-left:auto;display:flex;align-items:center;gap:9px;background:transparent;border:0;color:var(--muted);font-size:11px}.top-search kbd{background:var(--surface);border:1px solid var(--line);padding:1px 5px;border-radius:4px;font-size:9px}.icon-button{background:transparent;border:0;display:inline-grid;place-items:center;padding:7px;border-radius:6px;color:var(--muted)}.icon-button:hover{background:var(--green-soft);color:var(--green)}.main-content{padding:39px 42px 38px;max-width:1450px;margin:auto;min-height:calc(100vh - 135px)}.page-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:32px}.eyebrow{font-size:9px;font-weight:600;letter-spacing:1.8px;color:var(--green);margin-bottom:13px}.page-description{font-size:13px;color:var(--muted);margin-bottom:0;max-width:760px}.streak{display:flex;gap:7px;align-items:center;white-space:nowrap;border:1px solid var(--line);padding:9px 12px;border-radius:7px;font-size:10px;background:var(--surface)}.streak svg{color:#9b7f45}.streak strong{font-weight:550}.streak>span{color:var(--muted)}.overview-grid{display:grid;grid-template-columns:1.85fr 1fr;gap:20px}.continue-card{border:1px solid #dfe6d8;background:var(--hero);border-radius:var(--radius);padding:25px 29px;position:relative;overflow:hidden;min-height:288px;display:flex;flex-direction:column}.continue-top{display:flex;align-items:center;justify-content:space-between}.pill{display:inline-flex;align-items:center;font-size:8px;letter-spacing:1.3px;padding:5px 9px;border-radius:5px;background:var(--surface);color:var(--green);font-weight:600}.code-symbol{font-family:monospace;position:absolute;right:23px;top:72px;font-size:92px;line-height:1;letter-spacing:-17px;font-weight:200;opacity:.07;transform:rotate(-10deg);-webkit-user-select:none;user-select:none}.continue-content{position:relative;padding:25px 0 19px;max-width:430px}.overline{font-size:9px;color:var(--muted);letter-spacing:1.1px;font-weight:500;text-transform:uppercase}.continue-content .overline span{margin:0 8px;opacity:.5}.continue-content h2{font-size:27px;line-height:1.2;letter-spacing:-.8px;margin-bottom:11px;max-width:360px}.continue-content>p:last-child{font-size:12px;color:var(--muted);max-width:370px;margin-bottom:0;line-height:1.8}.continue-footer{display:flex;gap:20px;align-items:center;margin-top:auto}.continue-footer>span{display:flex;align-items:center;gap:6px;font-size:9px;color:var(--muted);white-space:nowrap}.separator-dot{margin:0 2px}.button{display:inline-flex;justify-content:center;align-items:center;gap:12px;padding:11px 17px;font-weight:550;font-size:11px;border:1px solid transparent;border-radius:6px;line-height:1.4;white-space:nowrap}.primary{background:var(--green);color:var(--surface)}.primary:hover{background:var(--green-strong);color:var(--surface)}.secondary{border-color:var(--line);background:var(--surface);color:var(--text)}.secondary.selected,.secondary:hover{border-color:var(--green);color:var(--green)}.small-button{padding:8px 12px}.focus-card{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);padding:23px 24px}.focus-heading{display:flex;gap:8px;align-items:center;color:var(--green);font-size:8px;letter-spacing:1.3px;font-weight:600;margin-bottom:16px}.focus-card h3{font-size:19px;max-width:230px;line-height:1.3;margin-bottom:9px}.focus-card>p{font-size:11px;color:var(--muted);line-height:1.8;margin-bottom:14px}.focus-card ol{list-style:none;padding:0;margin:0 0 17px;display:grid;gap:8px;font-size:10px}.focus-card ol span{color:var(--muted);font-size:8px;font-family:monospace;margin-right:12px}.focus-card>a{display:flex;justify-content:space-between;align-items:center;padding-top:15px;border-top:1px solid var(--line);font-size:10px;font-weight:550;color:var(--green)}.stats-row{display:grid;grid-template-columns:repeat(4,1fr);margin:24px 0 29px;padding:21px 0;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}.stat{padding:0 23px;border-right:1px solid var(--line)}.stat:last-child{border:0}.stat>div{display:flex;align-items:center;justify-content:space-between;color:var(--muted);font-size:10px}.stat>div svg{opacity:.7}.stat>strong{display:block;font-size:29px;font-weight:550;letter-spacing:-1px;margin:8px 0 0}.stat>small{font-size:9px;color:var(--muted)}.dashboard-lower{display:grid;grid-template-columns:1.1fr 1fr;gap:20px}.panel{padding:24px 26px;border:1px solid var(--line);background:var(--surface);margin-bottom:22px}.dashboard-lower>.panel{margin-bottom:0}.section-title{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:15px}.section-title h2{font-size:16px;margin:0}.section-title>a{display:flex;gap:6px;align-items:center;font-size:10px;color:var(--green)}.muted{color:var(--muted)}.small{font-size:11px}.skills-list{display:grid;gap:18px}.skills-panel>.small{font-size:10px;margin-bottom:23px}.skill-row>div:first-child{display:flex;justify-content:space-between;gap:20px;font-size:11px;margin-bottom:8px}.skill-row small{font-size:9px;color:var(--muted)}.meter{height:5px;background:var(--sidebar);border-radius:3px;overflow:hidden}.meter>span{display:block;height:100%;border-radius:3px;background:var(--green)}.empty{padding:34px 15px;color:var(--muted);border:1px dashed var(--line);border-radius:8px}.empty h3{font-size:14px;color:var(--text);margin-bottom:8px}.empty p{font-size:12px;line-height:1.8;max-width:460px;margin:0 auto}.empty a{color:var(--green);display:inline-block}.activity-panel .empty{padding:27px 13px;margin-top:22px;background:var(--bg);border:0}.activity-panel .empty p{font-size:10px;max-width:250px}.quiet-callout{margin-top:22px;padding:16px 17px;background:var(--yellow);border-radius:7px}.quiet-callout>span{font-size:8px;letter-spacing:1.4px;color:var(--muted)}.quiet-callout>p{font-size:12px;line-height:1.8;margin:7px 0 0}.activity-list{display:grid;margin-top:10px}.activity-list>a{display:flex;align-items:center;gap:11px;padding:12px 0;border-bottom:1px solid var(--line)}.activity-list>a:last-child{border:0}.activity-list>a>div{font-size:10px;flex:1 1}.activity-list small{display:block;font-size:9px;color:var(--muted);margin-top:3px}.activity-icon{width:28px;height:28px;background:var(--yellow);display:grid;place-items:center;border-radius:50%;color:var(--muted)}.activity-icon.success{background:var(--green-soft);color:var(--green)}.activity-list>a>svg{color:var(--muted)}.project-banner{display:flex;align-items:center;border:1px solid var(--line);background:var(--surface);border-radius:var(--radius);margin-top:26px;padding:22px 25px}.project-icon{width:48px;height:48px;border-radius:10px;background:var(--sidebar);display:grid;place-items:center;color:var(--green)}.project-banner .overline{font-size:8px}.project-banner h3{font-size:14px;margin:4px 0}.project-banner p{font-size:10px;color:var(--muted);margin:0}.project-banner>.button{margin-left:auto}.workspace-footer{display:flex;justify-content:space-between;margin:0 42px;padding:19px 0;border-top:1px solid var(--line);color:var(--muted);font-size:9px}.workspace-footer>span:last-child{font-size:7px;letter-spacing:1.2px}.notice{padding:15px 18px;border:1px solid var(--line);border-radius:8px;background:var(--green-soft);color:var(--green);font-size:12px;line-height:1.7;margin-bottom:22px}.notice.error{background:var(--surface);color:var(--error);border-color:var(--error);display:flex;gap:20px;align-items:center;justify-content:space-between}.text-button{padding:0;background:none;border:0;text-decoration:underline;font-size:11px;color:var(--green)}.back-link,.text-link{font-size:12px;color:var(--green)}.back-link{gap:8px;margin-bottom:26px}.back-link>span,.badge{color:var(--muted)}.badge{display:inline-flex;align-items:center;white-space:nowrap;align-self:center;border-radius:4px;background:var(--sidebar);padding:4px 8px;font-size:9px;font-weight:500}.badge.green{background:var(--green-soft)}.badge.green,.green-text{color:var(--green)}.path-summary{display:flex;gap:32px;padding-bottom:24px;margin-bottom:5px;align-items:center;font-size:11px;color:var(--muted)}.path-summary strong{font-size:17px;margin-right:5px;color:var(--text);font-weight:500}.path-summary small{margin-left:auto;font-size:10px}.track{display:flex;gap:22px;padding:29px 0;border-bottom:1px solid var(--line)}.track-number{width:37px;height:37px;display:grid;place-items:center;background:var(--surface);border:1px solid var(--line);border-radius:9px;color:var(--muted);font-family:monospace;font-size:12px;flex-shrink:0}.track-content{flex:1 1;min-width:0}.track-title{display:flex;align-items:center;gap:16px;justify-content:space-between}.track-title h2{margin:0;font-size:18px}.track-content>p{font-size:12px;color:var(--muted);margin:8px 0 17px}.lesson-row{padding:15px 0;display:flex;gap:20px;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);font-size:12px}.lesson-row:last-child{border:0}.lesson-row>span{display:flex;align-items:center;gap:11px}.lesson-row>small{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:10px}.track .lesson-row{background:var(--surface);padding:13px 15px;border:1px solid var(--line);border-radius:7px}.lesson-dot{width:8px;height:8px;display:inline-block;flex-shrink:0;border:1px solid var(--muted);border-radius:50%}details{margin-top:14px}summary{cursor:pointer;font-size:11px;color:var(--muted)}.track summary{list-style:none;display:flex;align-items:center;gap:3px}.track details[open] summary>svg{transform:rotate(90deg)}.topic-tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:13px}.topic-tags span{padding:5px 9px;background:var(--sidebar);font-size:10px;border-radius:5px;color:var(--muted)}.lesson-heading{max-width:830px;padding-bottom:27px;border-bottom:1px solid var(--line);margin-bottom:26px}.lesson-heading h1{font-size:38px}.lesson-heading>p:not(.eyebrow){font-size:15px;color:var(--muted)}.lesson-heading>div{display:flex;gap:23px;color:var(--muted);font-size:10px}.lesson-heading>div>span{display:flex;gap:6px;align-items:center}.lesson-layout{display:grid;grid-template-columns:minmax(0,1fr) 230px;gap:38px}.lesson-article{min-width:0}.objectives{background:var(--green-soft);padding:20px 23px;border-radius:8px;margin:0 0 30px}.objectives h2{font-size:13px;margin-bottom:14px}.objectives p{display:flex;align-items:flex-start;gap:10px;font-size:12px;color:var(--green);margin-bottom:8px}.objectives svg{margin-top:2px}.prose{font-size:14px;line-height:1.95;color:var(--text)}.prose h2{font-size:22px;margin:31px 0 13px;letter-spacing:-.6px}.prose p{margin-bottom:18px}.prose pre{overflow:auto;background:#202b25;color:#dae6d8;border:1px solid #344338;padding:21px 22px;border-radius:8px;font-size:11px;line-height:1.9;margin:22px 0}.prose code{font-family:SFMono-Regular,Consolas,monospace;font-size:.87em}.prose :not(pre)>code{padding:2px 5px;border-radius:4px;background:var(--green-soft);color:var(--green);overflow-wrap:anywhere}.prose ul{padding-left:20px}.reading{padding:20px 0;margin:25px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.reading h3{font-size:13px}.reading a{display:flex;align-items:center;gap:9px;color:var(--green);font-size:12px;margin:7px 0;overflow-wrap:anywhere}.lesson-article>.small{margin-top:12px}.lesson-context{position:sticky;top:25px;align-self:start}.lesson-context>.button{width:100%}.context-section{padding:22px 0;border-bottom:1px solid var(--line)}.context-section h3,.context-section label{font-size:12px;font-weight:600;display:block;margin:0 0 10px}.context-section p{font-size:11px;line-height:1.8;color:var(--muted)}.context-section a{font-size:11px;display:flex;justify-content:space-between;color:var(--green);margin:10px 0;text-transform:capitalize}.context-section textarea{width:100%;font-size:11px;padding:12px;line-height:1.8}.context-section button{margin-top:9px}.context-section>small{display:block;color:var(--muted);margin-top:6px}.context-tip{font-size:11px;line-height:1.8;padding:18px;margin-top:20px;background:var(--yellow);border-radius:7px;color:var(--muted)}.lesson-practice{margin:40px 0}.lesson-practice h2{font-size:23px}.exercise-link{display:flex;gap:18px;align-items:center;border:1px solid var(--line);border-radius:8px;padding:18px;margin-top:12px;background:var(--surface)}.exercise-number{font-family:monospace;color:var(--muted);font-size:11px}.exercise-link small{font-size:9px;color:var(--muted)}.exercise-link h3{margin:4px 0 0;font-size:14px}.exercise-link>svg{margin-left:auto;color:var(--green)}.practice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.practice-card{position:relative;padding:23px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);display:flex;flex-direction:column}.practice-card>svg{color:var(--green);margin-bottom:19px}.practice-card>.badge{position:absolute;top:23px;right:20px}.practice-card h2{font-size:18px;margin-bottom:10px}.practice-card p{font-size:11px;color:var(--muted);margin-bottom:22px}.practice-card footer{margin-top:auto;padding-top:13px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;font-size:9px;color:var(--muted)}.exercise-workspace>h1{margin-top:15px;max-width:800px}.exercise-meta{display:flex;align-items:center;gap:9px;font-size:11px;color:var(--muted)}.exercise-subtitle{color:var(--muted);font-size:13px;margin-bottom:30px}.exercise-layout{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:23px}.question-panel h2{font-size:20px;line-height:1.65;font-weight:500}.answer-options{padding:0;margin:24px 0;border:0;display:grid;gap:11px}.answer-options label{display:flex;align-items:center;border:1px solid var(--line);border-radius:7px;padding:15px 14px;cursor:pointer;font-size:12px;line-height:1.7}.answer-options label.chosen{border-color:var(--green);background:var(--green-soft)}.answer-options input{width:14px;height:14px;margin:0;flex-shrink:0}.option-letter{font-size:10px;font-family:monospace;color:var(--muted)}.hint-panel>svg{color:#a99154}.hint-panel h3{margin:12px 0 9px;font-size:16px}.hint-panel>p{font-size:11px;color:var(--muted);line-height:1.8}.hint-panel>.button{width:100%;font-size:10px}.hint{padding:13px 0;border-top:1px solid var(--line)}.hint small{font-size:8px;color:var(--green);letter-spacing:1px}.hint p{font-size:11px;margin:5px 0;line-height:1.8}.reveal-details p{font-size:10px;color:var(--muted);margin:10px 0}.feedback{padding:18px;border-radius:8px;margin-top:25px;background:var(--yellow)}.feedback.correct{background:var(--green-soft);color:var(--green)}.feedback h3{display:flex;align-items:center;gap:7px;font-size:14px}.feedback p{margin:0;font-size:12px}.solution{margin-top:20px;border-top:1px solid var(--line);padding-top:23px;font-size:13px;line-height:1.9}.attempt-history{padding:0 6px}.attempt-history h3{font-size:13px}.attempt-history>p{color:var(--muted);font-size:11px;line-height:1.8}.attempt-history>div{border-bottom:1px solid var(--line);padding:11px 0;font-size:11px}.attempt-history small{display:block;color:var(--muted);font-size:9px;margin-top:3px}.review-row{display:flex;align-items:center;gap:20px;background:var(--surface);padding:25px;border:1px solid var(--line);border-radius:10px;margin-bottom:12px}.review-row>svg{color:var(--green)}.review-row>div{flex:1 1}.review-row h2{font-size:16px;margin:5px 0}.review-row p,.review-row small{font-size:10px;color:var(--muted);margin:0}.progress-summary{display:flex;align-items:center;gap:30px;padding:27px;background:var(--green-soft);border-radius:12px;margin-bottom:24px}.progress-summary>strong{font-size:58px;font-weight:500;color:var(--green);letter-spacing:-3px}.progress-summary>strong>span{font-size:25px;letter-spacing:-1px}.progress-summary h2{margin-bottom:6px}.progress-summary p{margin:0;color:var(--muted);font-size:12px}.two-columns{display:grid;grid-template-columns:1fr 1fr;gap:22px}.two-columns p{font-size:12px;line-height:1.9}.weak-row{display:flex;justify-content:space-between;border-bottom:1px solid var(--line);padding:10px 0;font-size:12px;margin-bottom:12px}.project-detail header{display:flex;align-items:flex-start;gap:22px;margin-bottom:24px}.project-number{font-size:25px;color:var(--green);font-family:monospace}.project-detail header>div{flex:1 1}.project-detail header h2{font-size:25px;margin-bottom:9px}.project-detail header p:last-child{font-size:12px;color:var(--muted);margin-bottom:0;max-width:650px}.project-detail .overline{font-size:8px}.project-tasks{margin-top:20px}.project-tasks label{display:flex;gap:15px;align-items:flex-start;padding:17px 0;border-bottom:1px solid var(--line);cursor:pointer}.project-tasks label:last-child{border:0}.project-tasks input{margin-top:4px;width:16px;height:16px;flex-shrink:0}.project-tasks strong{font-size:13px;font-weight:550}.project-tasks p{font-size:11px;color:var(--muted);line-height:1.9;margin:6px 0 0}.project-tasks .done strong{color:var(--green)}.knowledge-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px;margin-bottom:24px}.knowledge-node{padding:22px;background:var(--surface);border:1px solid var(--line);border-radius:10px}.knowledge-title{display:flex;align-items:center;justify-content:space-between;gap:12px;font-weight:500;font-size:15px}.prereq-links{display:grid;gap:7px;margin:15px 0;font-size:11px;color:var(--muted)}.prereq-links>svg{color:var(--green);margin-top:5px}.knowledge-node>.small{margin-top:15px;font-size:10px}.exam-intro{position:relative;background:var(--hero);padding:32px}.exam-intro>svg{display:block;color:var(--green);margin-bottom:20px}.exam-intro>.badge{position:absolute;top:33px;right:30px}.exam-intro h2{font-size:26px}.exam-intro>p{max-width:700px;color:var(--muted);font-size:13px;line-height:1.9}.exam-facts{display:flex;gap:24px;flex-wrap:wrap;font-size:11px;margin:24px 0;color:var(--muted)}.exam-roadmap{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.exam-roadmap article{border:1px solid var(--line);border-radius:10px;padding:22px}.exam-roadmap h3{margin:13px 0 10px}.exam-roadmap p{font-size:11px;line-height:1.9;color:var(--muted);margin-bottom:0}.exam-workspace .workspace-main{margin-left:0;width:100%}.exam-workspace .topbar{justify-content:space-between}.exam-taking{max-width:800px;margin:15px auto 50px}.exam-taking h1{font-size:29px;margin:27px 0}.exam-top{justify-content:space-between;color:var(--muted)}.exam-top,.exam-top>span{display:flex;align-items:center}.exam-top>span{gap:7px;font-size:9px;letter-spacing:1.2px;color:var(--green)}.exam-top small{font-size:10px}.exam-progress{display:flex;justify-content:space-between;margin-bottom:10px;font-size:11px;color:var(--muted)}.question-numbers{display:flex;gap:9px;flex-wrap:wrap;margin:22px 0}.question-numbers button{width:32px;height:32px;border:1px solid var(--line);background:var(--surface);border-radius:6px;font-size:11px}.question-numbers button.answered{background:var(--green-soft);color:var(--green)}.question-numbers button.current{background:var(--green);color:var(--surface)}.exam-controls{display:flex;justify-content:space-between;gap:15px;margin-top:27px}.exam-results{max-width:850px;margin:10px auto}.result-score{display:flex;align-items:center;gap:30px;margin:26px 0 35px;padding:25px 30px;background:var(--green-soft);border-radius:12px}.result-score strong{font-size:60px;font-weight:500;color:var(--green);letter-spacing:-3px}.result-score strong span{font-size:30px}.result-score p{font-size:12px;line-height:1.9;color:var(--muted);margin:0}.exam-results .skill-row{margin-top:22px}.answer-review{padding:15px 0;border-top:1px solid var(--line);margin:0}.answer-review summary{color:var(--text);font-size:12px;line-height:1.8}.answer-review .badge{margin-right:9px}.answer-review p{font-size:12px;color:var(--muted);margin:13px 0 0}.login-page{display:grid;grid-template-columns:1fr 1fr;min-height:100vh}.login-story{padding:48px 60px;background:var(--hero);display:flex;flex-direction:column;justify-content:space-between;min-height:100vh}.login-story>.brand{font-size:40px}.login-story h1{font-size:clamp(40px,4.2vw,66px);line-height:1.14;font-weight:550;letter-spacing:-2px}.login-story h1 em{font-style:normal;color:var(--green)}.login-story>div>p:not(.eyebrow){font-size:13px;color:var(--muted);line-height:1.9;margin-top:27px}.login-story footer{font-size:8px;letter-spacing:1.6px;color:var(--muted)}.login-form{display:grid;place-items:center;padding:50px}.login-form>div{width:100%;max-width:360px}.login-form .pill{background:var(--green-soft)}.login-form h2{font-size:30px;letter-spacing:-1px;margin:23px 0 12px}.login-form>div>p{font-size:12px;color:var(--muted);line-height:1.8}.login-form form{display:grid;gap:18px}.login-form label{font-size:11px;font-weight:500;display:grid;gap:8px}.login-form input{width:100%;font-size:12px;padding:12px 13px}.login-form form>.button{margin-top:6px;padding:13px}.auth-switch{margin:25px 0}.auth-switch button{background:none;border:0;color:var(--green);font-weight:600;font-size:12px}.login-footnote{border-top:1px solid var(--line);font-size:10px;line-height:1.9;color:var(--muted)}.auth-loading{min-height:100vh;flex-direction:column;gap:20px;padding:30px}.auth-loading,.loading{display:flex;align-items:center;justify-content:center}.loading{gap:10px;min-height:200px;font-size:12px}.spin{animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(1turn)}}.search-dialog{width:min(620px,92vw);border-radius:12px;background:var(--surface);color:var(--text);box-shadow:0 20px 90px #0003;margin-top:15vh}.search-dialog::backdrop{background:#14291d55;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}.search-field{display:flex;align-items:center;padding:14px 17px;gap:12px;border-bottom:1px solid var(--line);color:var(--muted)}.search-field input{border:0;outline:0;background:none;flex:1 1;font-size:13px;padding:7px 0}.search-results{padding:12px;max-height:50vh;overflow:auto}.search-results>p{color:var(--muted);font-size:12px;padding:13px}.search-results a{display:flex;align-items:center;justify-content:space-between;padding:11px 12px;border-radius:6px;font-size:13px}.search-results a:hover{background:var(--green-soft)}.search-results small{display:block;color:var(--muted);font-size:9px;margin-bottom:3px}.search-dialog footer{padding:10px 20px;border-top:1px solid var(--line);font-size:10px;color:var(--muted)}.search-dialog footer span{float:right}.search-dialog kbd{border:1px solid var(--line);padding:2px 5px;border-radius:3px;margin-right:4px}.skip-link{position:fixed;top:-100px;left:20px;z-index:100;background:var(--green);color:var(--surface);padding:10px 18px;border-radius:6px}.skip-link:focus{top:10px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.mobile-menu,.sidebar-overlay{display:none}@media (min-width:1550px){.main-content{padding-top:48px}.overview-grid{grid-template-columns:2fr 1fr}.continue-card{min-height:320px}.continue-content h2{font-size:32px;max-width:440px}.continue-content>p:last-child{max-width:480px}.continue-content{max-width:490px}.focus-card h3{font-size:23px;max-width:280px}.focus-card>p{font-size:13px}.focus-card ol{font-size:12px}.stat>strong{font-size:34px}.skills-list{gap:21px}}@media (max-width:1180px){.sidebar{width:218px;padding-left:15px;padding-right:15px}.workspace-main{margin-left:218px;width:calc(100% - 218px)}.main-content{padding:30px 28px}.topbar{padding:0 28px}.overview-grid{grid-template-columns:1.5fr 1fr;gap:15px}.continue-card{padding:23px}.continue-footer{flex-wrap:wrap;gap:12px}.continue-content h2{font-size:25px}.focus-card{padding:20px}.stat{padding:0 16px}.stat>div{font-size:9px}.streak>span{display:none}.knowledge-grid,.practice-grid{grid-template-columns:repeat(2,1fr)}.lesson-layout{grid-template-columns:minmax(0,1fr) 200px;gap:24px}.exercise-layout{grid-template-columns:minmax(0,1fr) 225px}.path-summary{gap:20px}.path-summary small{display:none}.login-story{padding:40px}.project-banner .overline{font-size:7px}.project-banner>.button{font-size:10px;padding:10px}.project-icon{display:none}}@media (max-width:900px){.sidebar{width:205px}.workspace-main{margin-left:205px;width:calc(100% - 205px)}.main-content{padding:26px 22px}.topbar{padding:0 22px;gap:12px}.overview-grid{grid-template-columns:1fr}.focus-card{display:none}.continue-card{min-height:270px}.continue-content{max-width:430px}.continue-footer{flex-wrap:nowrap}.dashboard-lower{grid-template-columns:1fr}.stats-row{grid-template-columns:repeat(2,1fr);gap:22px}.stat:nth-child(2){border:0}.stat>div{font-size:11px}.stat>small{font-size:10px}.lesson-layout{grid-template-columns:1fr}.lesson-context{position:static;display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:start}.lesson-context>.button{grid-column:1/-1}.context-section{padding-top:0}.context-tip{display:none}.exercise-layout{grid-template-columns:1fr}.exercise-layout>aside{display:grid;grid-template-columns:1fr 1fr;gap:20px}.exam-roadmap,.two-columns{grid-template-columns:1fr}.exam-roadmap article{padding:20px}.streak{display:none}.page-heading h1{font-size:29px}.top-search span{display:none}.top-search kbd{margin-left:4px}.project-banner{flex-wrap:wrap}.project-banner>.button{margin-left:0}.project-detail header{flex-wrap:wrap;gap:12px}.project-detail header>.badge{margin-left:40px}.project-detail header h2{font-size:21px}.workspace-footer{margin:0 22px}.login-story h1{font-size:43px}.login-form{padding:35px}.login-story footer{font-size:7px}.lesson-heading h1{font-size:31px}}@media (max-width:700px){.sidebar{transform:translateX(-100%);width:242px;transition:transform .15s ease}.sidebar.mobile-open{transform:translateX(0)}.sidebar-overlay.visible{display:block;position:fixed;inset:0;background:#15271a77;border:0;z-index:29}.mobile-menu{display:inline-grid}.workspace-main{margin-left:0;width:100%}.topbar{height:61px;padding:0 18px;gap:10px}.main-content{padding:27px 19px}.breadcrumb{font-size:10px;gap:8px}.top-search{margin-left:auto}.top-search kbd{display:none}.page-heading{margin-bottom:24px}.page-heading h1{font-size:29px;letter-spacing:-1px}.page-description{font-size:12px}.eyebrow{font-size:8px;letter-spacing:1.5px}.continue-card{padding:23px;min-height:286px}.continue-content h2{font-size:28px;max-width:280px}.continue-content>p:last-child{font-size:12px;max-width:330px}.continue-footer{gap:12px;flex-wrap:wrap}.continue-footer>span{font-size:9px}.stats-row{margin:18px 0 23px}.stat{padding:0 20px}.stat>strong{font-size:30px}.dashboard-lower{gap:18px}.panel{padding:22px}.project-banner{padding:22px;margin-top:18px;gap:15px}.project-banner p{line-height:1.8;max-width:270px}.workspace-footer{margin:0 19px;font-size:8px}.workspace-footer>span:last-child{font-size:6px}.track{gap:13px;padding:23px 0}.track-number{width:30px;height:30px;font-size:10px}.track-title{align-items:flex-start;gap:10px;flex-wrap:wrap}.track-title h2{font-size:17px}.track-title .badge{font-size:8px}.lesson-row,.track-content>p{font-size:11px}.lesson-row{gap:10px}.track .lesson-row{padding:12px}.lesson-row>small{font-size:9px}.lesson-row>small>svg:first-child{display:none}.path-summary{gap:17px;font-size:9px}.path-summary strong{font-size:15px;display:block}.knowledge-grid,.practice-grid{grid-template-columns:1fr}.practice-card h2{font-size:20px}.practice-card{padding:24px}.lesson-heading h1{font-size:31px}.lesson-heading>div{flex-wrap:wrap;gap:10px 18px}.lesson-context{grid-template-columns:1fr;gap:12px}.prose{font-size:14px}.prose pre{padding:18px;font-size:11px}.prose h2{font-size:21px}.objectives{padding:18px}.exercise-workspace>h1{font-size:29px}.exercise-layout>aside{grid-template-columns:1fr}.answer-options label{padding:13px 11px;font-size:12px;gap:9px}.question-panel h2{font-size:18px}.review-row{padding:19px;gap:12px;flex-wrap:wrap}.review-row>div{min-width:210px}.review-row>.button{margin-left:33px}.review-row h2{font-size:15px}.progress-summary{gap:20px;padding:22px}.progress-summary>strong{font-size:45px}.progress-summary h2{font-size:16px}.progress-summary p{font-size:10px}.project-detail header{display:grid;grid-template-columns:36px minmax(0,1fr);gap:10px}.project-detail header>div{min-width:0}.project-number{font-size:20px}.project-detail header h2{font-size:21px}.project-detail header>.badge{grid-column:2;justify-self:start;margin-left:0}.project-tasks p{font-size:11px}.exam-intro{padding:24px}.exam-intro>.badge{top:25px;right:20px;font-size:8px}.exam-intro h2{font-size:24px}.exam-facts{gap:10px 20px}.exam-taking h1{font-size:24px}.exam-top{gap:10px}.exam-top small{font-size:9px}.question-numbers{gap:6px}.question-numbers button{width:28px;height:29px}.result-score{gap:20px;padding:22px}.result-score strong{font-size:45px}.result-score p{font-size:10px}.exam-results>h1{font-size:28px}.login-page{display:flex;flex-direction:column}.login-story{min-height:auto;padding:27px 25px 30px}.login-story>.brand{font-size:32px}.login-story>div:nth-child(2){margin-top:30px}.login-story h1{font-size:33px;letter-spacing:-1px;margin-bottom:0}.login-story h1 br{display:revert}.login-story h1 em{display:block}.login-story footer,.login-story>div>p:not(.eyebrow){display:none}.login-form{padding:35px 25px 50px}.login-form>div{max-width:440px}.login-form h2{font-size:27px}.login-form .pill{font-size:7px}.search-field input{font-size:12px}.search-dialog footer span{display:none}}@media (prefers-reduced-motion:reduce){*,:after,:before{animation:none!important;transition:none!important;scroll-behavior:auto!important}}@media (max-width:700px){.sidebar{visibility:hidden;transition:none}.sidebar.mobile-open{visibility:visible}}@media (min-width:701px) and (max-height:850px){.path-note{display:none}.sidebar-bottom{padding-top:12px}}:root{--muted:#59675d}:root[data-theme=dark]{--muted:#a0aca1}.assessment-code{overflow:auto;background:var(--sidebar);border:1px solid var(--line);border-radius:8px;padding:18px;font-size:13px;white-space:pre;tab-size:4}.exam-intro .topic-tags{margin-bottom:20px}.exam-intro .assessment-policy{font-size:12px}.library-guide{margin-top:26px;border-top:1px solid var(--line);padding-top:18px}.library-guide summary{font-size:14px;color:var(--green);font-weight:600}.library-guide>p{margin-top:15px;line-height:1.9}.library-list{list-style:none;padding:0}.library-list li{padding:14px 0;border-bottom:1px solid var(--line)}.library-list li>div{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.library-list a{font-weight:600;font-size:13px;color:var(--green)}.library-list p{font-size:12px;margin:7px 0 0;color:var(--muted);line-height:1.8}.library-list .badge{white-space:normal}.practical-followup{margin-top:26px}.curriculum-module{margin:24px 0}.curriculum-module h3{font-size:16px}.curriculum-module>p{font-size:13px}.project-detail[id]{scroll-margin-top:100px}.plan-intro,.plan-overview,.plan-preferences,.plan-start,.plan-summary{margin-bottom:24px}.plan-preferences fieldset{border:0;padding:0;margin:0 0 20px;min-width:0}.plan-preferences legend{font-size:19px;font-weight:600;margin-bottom:16px}.plan-goals{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.plan-goal{display:flex;align-items:flex-start;gap:10px;border:1px solid var(--line);border-radius:8px;padding:16px;cursor:pointer}.plan-goal.selected{border-color:var(--green);background:var(--green-soft)}.plan-goal input{margin-top:5px;accent-color:var(--green)}.plan-goal small{display:block;margin-top:5px;color:var(--muted);font-size:12px}.plan-inputs{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:24px}.plan-inputs label{display:flex;flex-direction:column;gap:8px;font-weight:500}.plan-inputs input,.plan-inputs select{width:100%;min-width:0;padding:10px 12px;background:var(--surface);color:var(--text);border:1px solid var(--line);border-radius:6px}.plan-inputs small{color:var(--muted);font-weight:400;font-size:12px}select:focus-visible{outline:3px solid var(--green);outline-offset:4px}.plan-overview,.plan-summary{display:flex;align-items:center;justify-content:space-between;gap:24px}.plan-start p:last-child,.plan-summary p:last-child{margin-bottom:0}.plan-overview-links{display:flex;flex-direction:column;gap:10px;flex-shrink:0}.plan-overview p{max-width:640px}.plan-start>.text-link{margin-bottom:12px}.plan-actions{padding:0;list-style:none;display:grid;gap:12px}.plan-action{display:flex;gap:20px}.plan-action h3{margin:12px 0 6px}.plan-action p{color:var(--muted);margin-bottom:12px}.plan-number{color:var(--muted);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.plan-details-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:28px}.plan-evidence{padding-left:18px}.plan-evidence li{margin-bottom:15px}.plan-evidence p{margin-top:5px;color:var(--muted);font-size:12px}.plan-route{margin-top:20px}.plan-route summary{cursor:pointer;color:var(--green)}.plan-route li{margin-bottom:8px}@media (max-width:720px){.plan-details-grid,.plan-goals,.plan-inputs{grid-template-columns:1fr}.plan-overview,.plan-summary{align-items:stretch;flex-direction:column}.plan-action{gap:12px}.plan-queue .section-title{align-items:flex-start;gap:12px}}.recall-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin:24px 0 32px}.recall-evidence{padding:20px;min-width:0}.recall-evidence h3{font-size:14px;margin:0 0 14px}.recall-count{font-size:19px;font-weight:650;letter-spacing:-.4px}.recall-topic{padding:28px;margin:20px 0;min-width:0}.recall-topic h2{font-size:21px;line-height:1.45}.recall-topic h3{margin:16px 0 8px}.recall-topic form{display:grid;gap:12px}.recall-topic form>input{max-width:480px;width:100%}.recall-topic .recall-help{display:flex;align-items:flex-start;gap:10px;font-weight:400}.recall-help input{width:18px;flex-shrink:0;margin-top:4px}.recall-code{white-space:pre-wrap;overflow-wrap:anywhere;padding:20px;background:var(--sidebar);border-radius:8px;line-height:1.6}.recall-catalog{padding:24px;margin:28px 0}.recall-catalog summary{cursor:pointer;font-weight:600}.recall-catalog-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:20px}.recall-history{padding:12px 0;border-top:1px solid var(--line)}@media (max-width:1100px){.recall-stats{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width:600px){.recall-catalog-grid,.recall-stats{grid-template-columns:1fr}.recall-topic{padding:22px}.recall-topic .submission-row{flex-wrap:wrap}}.lesson-toc{padding:18px 22px;margin-bottom:28px}.lesson-toc summary{cursor:pointer;font-weight:600}.lesson-toc nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 24px;margin-top:16px}.lesson-toc a{color:var(--green);font-size:13px;overflow-wrap:anywhere}.glossary-entry,.lesson-article h2[id]{scroll-margin-top:24px}.glossary-entry:target,.lesson-article h2:target{outline:2px solid var(--green);outline-offset:6px}.lesson-interactive{margin:36px 0}.lesson-interactive>h2{font-size:23px;margin-bottom:12px}.lesson-interactive>p{font-size:13px;line-height:1.8;margin-bottom:14px}.lesson-diagram{background:var(--green-soft);border-radius:10px;padding:20px}.lesson-diagram h3{font-size:15px;margin-bottom:16px}.lesson-diagram ol{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));list-style:none;gap:20px;padding:0}.lesson-diagram li{position:relative;border:1px solid var(--line);border-radius:8px;background:var(--surface);padding:16px}.lesson-diagram li:not(:last-child):after{content:"→";position:absolute;right:-17px;top:45%;color:var(--green)}.diagram-number{display:block;color:var(--green);margin-bottom:8px;font-size:12px}.lesson-diagram strong{font-size:13px}.lesson-diagram figcaption,.lesson-diagram p{font-size:12px;line-height:1.7;margin-top:8px}.lesson-diagram figcaption{color:var(--muted)}.checkpoint{padding:22px;margin-top:22px}.checkpoint h3{font-size:18px;margin-bottom:12px}.checkpoint>p{line-height:1.8;font-size:14px}.checkpoint fieldset{border:0;padding:0;margin:0 0 16px;min-width:0}.checkpoint legend{font-weight:600;font-size:13px;margin-bottom:12px}.checkpoint-options{display:grid;gap:10px}.checkpoint-options label{display:flex;align-items:flex-start;gap:12px;border:1px solid var(--line);border-radius:8px;padding:14px;cursor:pointer;line-height:1.6;font-size:13px;overflow-wrap:anywhere}.checkpoint-options label.selected{border-color:var(--green);background:var(--green-soft)}.checkpoint-options input{margin-top:4px;flex:0 0 auto;accent-color:var(--green)}.checkpoint-feedback{border-top:1px solid var(--line);padding-top:18px;margin-top:18px}.checkpoint-feedback p{line-height:1.8;margin:10px 0;font-size:13px}.checkpoint-history{margin-top:18px;font-size:13px}.checkpoint-history summary{cursor:pointer;color:var(--green)}.checkpoint-history p{margin:8px 0;line-height:1.7;overflow-wrap:anywhere}.lesson-glossary>div{margin:16px 0;padding-bottom:16px;border-bottom:1px solid var(--line)}.lesson-glossary dt{font-size:15px;font-weight:600;color:var(--green)}.lesson-glossary dd{margin:8px 0 0;line-height:1.8;font-size:13px}.lesson-pagination{display:flex;gap:14px;margin:30px 0}.lesson-pagination a{white-space:normal;text-align:left}.glossary-search{max-width:560px;margin-bottom:26px}.glossary-search label{display:block;font-weight:600;margin-bottom:10px}.glossary-search input{width:100%}.glossary-search p{color:var(--muted);font-size:12px;margin-top:10px}.glossary-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.glossary-entry{padding:22px;min-width:0}.glossary-entry dt{font-weight:600;font-size:18px}.glossary-entry dd{margin:12px 0 0;font-size:14px;line-height:1.8}.glossary-lessons a{display:block;margin-top:12px}@media (max-width:700px){.glossary-grid,.lesson-diagram ol,.lesson-toc nav{grid-template-columns:minmax(0,1fr)}.lesson-diagram li:not(:last-child):after{content:"↓";top:auto;bottom:-20px;right:50%}.checkpoint{padding:18px}.lesson-pagination{flex-direction:column}}.break-word{overflow-wrap:anywhere}.exam-taking textarea{width:100%;max-width:100%}.portfolio-brief details{margin-block:16px}.account-section{padding:28px;margin-block:24px;overflow-wrap:anywhere}.account-section form{max-width:580px;margin-block:20px}.account-section fieldset{border:0;padding:0}.account-section label{display:grid;gap:8px;margin-bottom:18px}.account-section input{width:100%}.recovery-page{max-width:680px;margin:5vh auto;padding:18px}.recovery-value{font-family:ui-monospace,monospace}.session-list{list-style:none;padding:0}.session-list li{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:14px;border-bottom:1px solid var(--line)}@media (max-width:700px){.account-section{padding:20px}.session-list li{flex-direction:column;align-items:flex-start}}.code-symbol{color:var(--muted)}@media (max-width:600px){.account-section .button,.exam-intro .button{white-space:normal;max-width:100%;text-align:left}}:root{--bg:#f6f8f7;--surface:#fff;--sidebar:#fff;--text:#182a25;--muted:#52665f;--line:#dce5e0;--green:#17634b;--green-strong:#104c39;--green-soft:#e8f2ed;--hero:#e8f2ed;--yellow:#f5f1e7;--radius:14px;--shadow:0 8px 30px #173e2c08;--font:var(--font-dm-sans),"Segoe UI",sans-serif;--header-height:72px;--sidebar-width:248px;color-scheme:light}:root[data-theme=dark]{--bg:#121c18;--surface:#1a2721;--sidebar:#15201b;--text:#e8f1ec;--muted:#acbfb3;--line:#35493e;--green:#a1dcb9;--green-strong:#b7ebca;--green-soft:#263e30;--hero:#233b2d;--yellow:#342f22;color-scheme:dark}html{scroll-padding-top:148px}body{font-size:15px;line-height:1.65}h1{font-size:clamp(28px,2.7vw,40px);letter-spacing:-1.3px;line-height:1.18;font-weight:650}h1,h2,h3{text-wrap:balance}small{font-size:12px}input,select,textarea{font-size:16px;border-radius:9px}select{background:var(--surface);color:var(--text);padding:12px;max-width:100%}input:not([type=radio]):not([type=checkbox]),select{min-height:46px}:where(a,button,summary,input,textarea,select):focus-visible{outline:3px solid var(--green);outline-offset:3px}:where(button,a,summary){-webkit-tap-highlight-color:transparent}:where(button,a){transition:border-color .14s ease,box-shadow .14s ease}:where(p,h1,h2,h3,.badge,.button){overflow-wrap:anywhere}.button{min-height:46px;padding:12px 18px;font-size:14px;border-radius:9px;gap:9px;white-space:normal;text-align:center}.button:active:not(:disabled){transform:translateY(1px)}.icon-button{width:44px;height:44px;padding:10px;flex-shrink:0;border-radius:9px}.text-button,.text-link{font-size:14px}.text-button{min-height:44px}.eyebrow,.overline{font-size:12px;letter-spacing:.02em;text-transform:none;font-weight:600;margin-bottom:10px}.page-description{font-size:16px;max-width:68ch;line-height:1.65}.muted.small,.small{font-size:13px}.badge{font-size:11px;padding:5px 9px;line-height:1.45}.panel{border-radius:var(--radius);box-shadow:none}.notice{font-size:14px;line-height:1.65;border-radius:10px}.empty{padding:42px 24px;text-align:center}.empty h3{font-size:20px}.empty p{font-size:15px;max-width:52ch;margin-inline:auto}.loading{min-height:180px;gap:12px;color:var(--muted)}.main-content:focus{outline:none}.sidebar{width:var(--sidebar-width);padding:28px 16px 0;height:100dvh;overflow-y:auto}.sidebar .brand{padding:0 12px 26px;font-size:36px}.brand small{font-size:8px;letter-spacing:1.4px}.sidebar nav{gap:0}.nav-group{display:grid;gap:3px;margin-bottom:20px}.nav-caption{font-size:11px;letter-spacing:.025em;margin:0 12px 6px;padding:0}.sidebar nav a{min-height:44px;font-size:13px;padding:10px 12px;gap:10px}.sidebar nav a.active{box-shadow:inset 3px 0 0 var(--green)}.sidebar nav a.active:after{display:none}.sidebar-bottom{padding-top:0}.profile{margin-top:0;padding:18px 0;font-size:13px}.profile small{font-size:11px}.avatar{width:36px;height:36px;font-size:12px;background:var(--green-soft);color:var(--green)}.workspace-main{margin-left:var(--sidebar-width);width:calc(100% - var(--sidebar-width))}.topbar{position:sticky;top:0;z-index:20;height:var(--header-height);padding:0 clamp(24px,3.3vw,56px);background:var(--bg);gap:16px}.breadcrumb{font-size:13px;min-width:0}.breadcrumb strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.top-search{min-height:44px;padding:9px 12px;font-size:13px;border:1px solid var(--line);border-radius:9px;background:var(--surface)}.top-search kbd{font-size:11px;margin-left:28px}.main-content{padding:40px clamp(24px,3.3vw,56px) 48px;max-width:1490px}.page-heading{align-items:flex-start;margin-bottom:30px}.page-heading>div{min-width:0}.workspace-footer{font-size:12px;margin-inline:clamp(24px,3.3vw,56px);padding-block:22px}.workspace-footer a{color:var(--muted);padding-block:12px}.mobile-dock{display:none}.streak{font-size:12px;padding:10px 14px}.plan-overview{border:1px solid var(--line);border-left:4px solid var(--green);background:var(--surface);padding:26px;gap:28px}.plan-overview h2{font-size:23px}.plan-overview p{font-size:14px;max-width:64ch}.plan-overview small{font-size:12px}.overview-grid{grid-template-columns:minmax(0,1.7fr) minmax(0,1fr);gap:22px}.continue-card{padding:30px;min-height:298px;border-color:var(--line)}.continue-content{padding-top:24px;max-width:90%}.continue-content h2{font-size:clamp(25px,2.3vw,34px);max-width:20ch}.continue-content>p:last-child{font-size:15px;line-height:1.65;max-width:48ch}.continue-footer{flex-wrap:wrap;gap:14px}.continue-footer>span{font-size:12px;white-space:normal;flex-wrap:wrap}.pill{font-size:10px;letter-spacing:.04em}.code-symbol{display:none}.focus-card{padding:26px}.focus-heading{font-size:11px;letter-spacing:.02em}.focus-card h3{font-size:22px;max-width:25ch}.focus-card ol,.focus-card>p{font-size:14px;line-height:1.7}.focus-card ol span{font-size:12px}.focus-card>a{font-size:14px}.stats-row{margin-block:30px;padding-block:24px}.stat>div{font-size:13px}.stat>strong{font-size:32px;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.stat>small{font-size:12px}.dashboard-lower{gap:24px}.section-title h2{font-size:21px}.section-title a{font-size:12px;min-height:44px}.activity-list a,.skill-row>div{font-size:14px}.activity-list small,.skill-row small{font-size:12px}.project-banner{border-radius:0;background:transparent;border-width:1px 0 0;padding:28px 0 0;gap:18px}.project-banner h3{font-size:20px}.project-banner p{font-size:14px}.catalog-toolbar{margin:26px 0 12px}.catalog-controls{display:flex;flex-wrap:wrap;gap:12px}.catalog-search{flex:1 1 250px;min-width:0;position:relative;display:flex;align-items:center}.catalog-search>svg{position:absolute;left:14px;color:var(--muted);pointer-events:none}.catalog-search input{width:100%;padding:12px 40px;background:var(--surface)}.catalog-select{flex:0 1 245px;min-width:160px}.catalog-select select{width:100%}.catalog-result-row{display:flex;align-items:center;flex-wrap:wrap;gap:6px 18px;min-height:52px}.catalog-result-row p{font-size:13px;color:var(--muted);margin:0}.clear-filters{display:flex;align-items:center;gap:6px;margin-left:auto}.path-summary{flex-wrap:wrap;gap:12px 24px;background:transparent;border:0;border-bottom:1px solid var(--line);border-radius:0;padding:0 0 24px}.path-summary>span{font-size:14px}.track-disclosure{border-bottom:1px solid var(--line);margin:0;padding:0}.track-disclosure>summary{list-style:none;display:flex;align-items:flex-start;gap:18px;padding:26px 0;color:var(--text)}.track-disclosure>summary::-webkit-details-marker{display:none}.track-disclosure>summary:hover .track-title strong{color:var(--green)}.track-summary-content{flex:1 1;min-width:0}.track-title{gap:12px;flex-wrap:wrap;justify-content:flex-start}.track-title strong{font-size:20px;line-height:1.4;font-weight:650}.track-number{background:var(--green-soft);color:var(--green);border:0;width:40px;height:40px;font-size:13px}.track-description{display:block;font-size:14px;color:var(--muted);max-width:75ch;margin-top:7px}.track-reading{font-size:12px;display:flex;align-items:center;gap:6px}.track-chevron,.track-reading{color:var(--muted);margin-top:10px}.track-chevron{transition:transform .15s ease}.track-disclosure[open] .track-chevron{transform:rotate(180deg)}.track-disclosure>.track-content{padding:0 0 28px 58px}.curriculum-module{margin-top:22px}.curriculum-module h3{font-size:17px}.curriculum-module>p{font-size:14px}.curriculum-module .lesson-row{min-height:58px;border-width:0 0 1px;border-radius:0;background:transparent;padding:14px 4px;font-size:15px;gap:16px}.lesson-row:hover{background:var(--green-soft)}.lesson-row>span{min-width:0}.lesson-row>small{font-size:12px;flex-shrink:0}.module-project{display:inline-flex;min-height:44px;margin-top:10px;gap:8px}.topic-tags span{font-size:12px}.knowledge-grid,.practice-grid{grid-template-columns:repeat(auto-fill,minmax(min(100%,280px),1fr));gap:20px}.knowledge-node,.practice-card{padding:24px;border-radius:12px}.practice-card:hover{border-color:var(--green);background:var(--green-soft)}.practice-card h2{font-size:20px}.practice-card p{font-size:14px;line-height:1.7}.practice-card footer{font-size:12px}.knowledge-title{font-size:17px}.prereq-links a{font-size:13px;padding-block:5px}.back-link{font-size:13px;display:inline-flex;align-items:center;flex-wrap:wrap;padding-block:10px}.lesson-heading{max-width:960px;margin-top:16px;margin-bottom:0}.lesson-heading h1{font-size:clamp(28px,3vw,42px);max-width:28ch}.lesson-heading>p:not(.eyebrow){font-size:17px;max-width:65ch}.lesson-heading>div{font-size:13px;flex-wrap:wrap;gap:10px 20px}.lesson-tools{display:flex;flex-wrap:wrap;gap:4px 10px;position:sticky;top:var(--header-height);background:var(--bg);border-bottom:1px solid var(--line);padding-block:8px;margin-bottom:24px;z-index:15}.lesson-tools a,.lesson-tools button{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:10px 12px;font-size:13px;font-weight:500;border:0;background:transparent;border-radius:8px;color:var(--muted)}.lesson-tools .selected,.lesson-tools a:hover,.lesson-tools button:hover{background:var(--green-soft);color:var(--green)}.lesson-tools button{margin-left:auto}.unsaved-dot{width:7px;height:7px;border-radius:50%;background:var(--green)}.lesson-toc{border-width:0 0 1px;background:transparent;border-radius:0;padding:0 0 18px}.lesson-toc summary{min-height:44px;display:flex;align-items:center;font-size:14px;color:var(--green)}.lesson-toc summary:before{content:"+";margin-right:10px;font-size:20px}.lesson-toc[open] summary:before{content:"−"}.lesson-toc a{font-size:14px;min-height:40px;padding:8px 0}.lesson-layout{grid-template-columns:minmax(0,1fr) 260px;gap:40px}.lesson-article{max-width:78ch}.objectives{padding:24px}.objectives h2{font-size:16px}.objectives p{font-size:15px;line-height:1.65}.prose{font-size:17px;line-height:1.85}.prose h2{font-size:25px;line-height:1.35;margin-top:36px}.prose h3{font-size:21px}.prose pre{padding:22px;font-size:14px;line-height:1.8}.prose pre code{font-size:inherit}.prose table{display:block;overflow:auto;max-width:100%;font-size:14px}.prose td,.prose th{padding:12px;text-align:left;border-bottom:1px solid var(--line)}.lesson-context{top:150px;max-height:calc(100dvh - 174px);overflow-y:auto;overscroll-behavior:contain;padding:0 4px 12px}.context-section h3,.context-section label{font-size:15px}.context-section a,.context-section p{font-size:13px}.context-section textarea{font-size:16px;line-height:1.65}.context-section>small{font-size:12px}.context-tip{font-size:13px}.reading h3{font-size:16px}.reading a{font-size:14px;min-height:40px}.exercise-link h3{font-size:17px}.exercise-link small{font-size:12px}.checkpoint-options label,.checkpoint>p,.lesson-diagram figcaption,.lesson-diagram p,.lesson-glossary dd{font-size:15px}.lesson-pagination{flex-wrap:wrap}[id^=lesson-]{scroll-margin-top:150px}.login-page{grid-template-columns:minmax(0,1fr) minmax(0,1fr);background:var(--surface)}.login-story{padding:clamp(32px,4.5vw,76px);background:var(--green-soft);gap:52px;min-height:100svh}.login-story .brand{font-size:42px}.login-story>div:not(.brand){max-width:520px}.login-story .eyebrow{font-size:13px}.login-story h2{font-size:clamp(34px,3.8vw,58px);letter-spacing:-1.8px;line-height:1.12;font-weight:600;max-width:13ch;margin:20px 0}.login-story>div>p:not(.eyebrow){font-size:17px;line-height:1.7;max-width:38ch}.login-story footer{font-size:13px;letter-spacing:0}.login-learning-loop{list-style:none;margin:40px 0 0;padding:0;display:grid;gap:22px}.login-learning-loop li{display:flex;align-items:center;gap:16px;color:var(--green)}.login-learning-loop span{font-size:16px;font-weight:600}.login-learning-loop small{display:block;font-size:13px;color:var(--muted);font-weight:400;margin-top:2px}.login-form{padding:50px clamp(28px,5vw,86px)}.login-form>div{max-width:410px}.login-form h1{font-size:clamp(28px,2.5vw,36px);letter-spacing:-1px;margin-bottom:12px}.login-form>div>p{font-size:15px;line-height:1.6}.login-form>div>.eyebrow{font-size:12px;color:var(--green);margin-bottom:16px}.login-form form{margin-top:30px;gap:16px}.login-form label{font-size:14px;gap:7px}.login-form input{font-size:16px;min-height:50px;padding:12px 14px}.login-form .password-input{display:flex;position:relative;margin-top:-10px}.password-input input{padding-right:54px}.password-input .icon-button{position:absolute;right:3px;top:3px}.field-help{font-size:12px;color:var(--muted);line-height:1.5;margin-top:-8px}.login-form form>.button{margin-top:4px;min-height:50px;font-size:15px}.auth-switch{font-size:14px;margin:18px 0}.auth-switch button{font-size:14px;min-height:44px}.login-footnote{font-size:13px;line-height:1.7;padding-top:20px}.login-mobile-brand{display:none}.search-dialog{border:1px solid var(--line);border-radius:16px;padding:0;width:min(640px,calc(100% - 32px));max-height:min(78dvh,720px)}.search-field{padding:16px 18px}.search-field input{font-size:16px;min-width:0}.search-results{padding:8px 14px;max-height:56dvh;overflow-y:auto}.search-results a{font-size:15px;min-height:64px;border-radius:8px}.search-results small,.search-results>p{font-size:13px}.search-dialog footer{font-size:12px;padding:14px 20px}.exam-facts,.exam-progress,.exam-top small{font-size:13px}.exam-top>span{font-size:12px;letter-spacing:0}.exam-taking{max-width:900px}.question-numbers{flex-wrap:nowrap;overflow-x:auto;padding:6px 4px 12px;gap:8px;scrollbar-width:thin}.question-numbers button{min-width:44px;height:44px;flex-shrink:0;font-size:14px}.question-panel h2{font-size:23px;line-height:1.5}.answer-options label{padding:16px;min-height:56px;font-size:15px;gap:12px}.answer-options label:focus-within{outline:3px solid var(--green);outline-offset:3px}.answer-options .option-letter{font-size:13px}.assessment-code{font-size:14px;line-height:1.8}.exam-controls{padding-top:16px;border-top:1px solid var(--line)}.account-section p,.project-detail p,.submission-section p{font-size:15px;line-height:1.7}.account-section input,.plan-inputs input,.plan-inputs select,.submission-form input,.submission-form textarea{font-size:16px}.account-section,.coding-editor-panel,.submission-section{padding:28px}.code-editor{font-size:15px;line-height:1.7}@media (max-width:1180px){:root{--sidebar-width:224px}.sidebar nav a{font-size:12px}.lesson-layout{grid-template-columns:minmax(0,1fr) 225px;gap:28px}.overview-grid{grid-template-columns:1fr}.focus-card{display:none}.plan-overview{flex-wrap:wrap}}@media (max-width:960px){:root{--header-height:64px}.sidebar{width:min(320px,calc(100vw - 40px));height:100dvh;padding:24px 20px 0;transform:translateX(-100%);visibility:hidden;transition:none;z-index:40}.sidebar.mobile-open{transform:translateX(0);visibility:visible}.sidebar>.icon-button{position:absolute;top:16px;right:12px}.sidebar .brand{padding-top:0;padding-bottom:30px}.sidebar nav a{font-size:14px;min-height:46px}.sidebar-overlay.visible{display:block;position:fixed;inset:0;background:#10251c80;border:0;z-index:39}.mobile-menu{display:inline-grid}.workspace-main{margin-left:0;width:100%;padding-bottom:calc(70px + env(safe-area-inset-bottom, 0px))}.topbar{padding:0 24px;gap:12px}.top-search{margin-left:auto}.main-content{padding:32px}.mobile-dock{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));position:fixed;inset:auto 0 0;z-index:25;background:var(--surface);border-top:1px solid var(--line);padding:6px 12px calc(6px + env(safe-area-inset-bottom, 0px))}.mobile-dock a,.mobile-dock button{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;min-height:54px;padding:5px 2px;color:var(--muted);background:transparent;border:0;border-radius:9px;font-size:11px;font-weight:500}.mobile-dock [aria-current=page]{color:var(--green);background:var(--green-soft)}.mobile-dock a:hover,.mobile-dock button:hover{background:var(--green-soft)}.lesson-layout{grid-template-columns:minmax(0,1fr)}.lesson-context{position:static;display:grid;grid-template-columns:1fr 1fr;gap:24px;max-height:none;overflow:visible;padding:0}.context-section{padding-block:22px}.workspace-footer{margin-inline:32px}.exam-workspace .workspace-main{padding-bottom:0}.exam-workspace .topbar{justify-content:space-between}}@media (max-width:760px){.login-page{display:flex;flex-direction:column;min-height:100svh}.login-story{display:none}.login-form{display:block;padding:28px 24px 40px;width:100%}.login-form>div{max-width:440px;margin-inline:auto}.login-mobile-brand{display:flex;margin-bottom:32px;font-size:34px}.login-form h1{font-size:30px}.login-form>div>.eyebrow{display:none}.login-form form{margin-top:24px}.catalog-controls{gap:10px}.catalog-search{flex-basis:100%}.catalog-select{flex:1 1 140px;min-width:0}.catalog-select select{font-size:14px}.catalog-result-row p{font-size:12px}.lesson-context{grid-template-columns:1fr;gap:0}.lesson-context .context-section:has(#lesson-note){order:-1}.lesson-tools{gap:0;padding-block:6px}.lesson-tools a,.lesson-tools button{font-size:12px;padding-inline:9px;gap:5px}.lesson-tools button{margin-left:0}.track-disclosure>.track-content{padding-left:0}.track-title{display:grid;gap:8px}.track-title .badge{justify-self:start}.track-description{font-size:13px}.track-title strong{font-size:18px}.track-disclosure>summary{gap:12px}.track-number{width:32px;height:32px;font-size:12px}.curriculum-module .lesson-row{gap:10px;font-size:14px}.lesson-row>small{font-size:11px;gap:5px}.lesson-row>small svg:first-child{display:none}.stats-row{gap:24px 16px}.stat>div{font-size:12px}.stat>small{font-size:11px}.exam-taking h1{font-size:27px}.question-panel{padding:22px}}@media (max-width:600px){.topbar{padding-inline:14px;gap:6px}.breadcrumb{gap:8px;font-size:0}.breadcrumb>span{display:none}.breadcrumb strong{font-size:13px;max-width:130px}.top-search{border:0;background:transparent;width:44px;padding:12px;flex-shrink:0}.top-search kbd,.top-search span{display:none}.main-content{padding:26px 20px 32px}.page-heading{display:block;margin-bottom:24px}.page-heading h1{font-size:30px}.page-description{font-size:15px}.page-heading>.button{margin-top:18px}.plan-overview{padding:22px;display:flex;flex-direction:column;gap:18px}.plan-overview-links{width:100%;align-items:stretch}.plan-overview h2{font-size:22px}.continue-card{padding:24px;min-height:280px}.continue-content{max-width:100%}.continue-content h2{font-size:28px}.continue-content>p:last-child{font-size:14px}.continue-footer{flex-wrap:wrap}.continue-footer>span{font-size:11px}.stats-row{margin-block:22px}.stat>strong{font-size:29px}.activity-panel,.skills-panel{padding:22px}.section-title{flex-wrap:wrap;gap:8px}.section-title h2{font-size:20px}.section-title a{min-height:32px}.path-summary{gap:6px 18px}.path-summary>span{font-size:12px}.track-chevron{width:17px}.lesson-heading{margin-top:10px;padding-bottom:20px}.lesson-heading>p:not(.eyebrow){font-size:16px}.lesson-heading>div{font-size:12px;gap:8px 14px}.lesson-heading h1{font-size:31px}.lesson-tools{flex-wrap:nowrap;justify-content:space-between;gap:0}.lesson-tools a,.lesson-tools button{flex-direction:column;font-size:10px;gap:3px;padding:7px 5px;min-width:48px}.lesson-tools button{max-width:95px}.lesson-tools .unsaved-dot{position:absolute;margin-left:28px}.prose{font-size:16px;line-height:1.85}.prose h2{font-size:23px}.prose pre{padding:16px;font-size:13px}.objectives{padding:20px}.objectives p{font-size:14px}.lesson-diagram{margin-inline:0}.lesson-pagination{display:grid;grid-template-columns:1fr}.lesson-pagination a{justify-content:flex-start}.search-dialog{margin-top:6dvh;max-height:85dvh}.search-field{padding:10px;gap:8px}.search-field input{font-size:16px}.search-dialog footer{font-size:11px}.answer-options label{padding:14px;font-size:15px}.question-panel h2{font-size:21px}.question-panel{padding:20px}.exam-controls .button{padding-inline:12px;font-size:13px}.account-section,.coding-editor-panel,.submission-section{padding:20px}.code-editor{font-size:14px}.workspace-footer{margin-inline:20px;flex-wrap:wrap;gap:0 16px}}@media (max-width:360px){.main-content{padding-inline:16px}.login-form{padding:22px 20px 32px}.login-mobile-brand{margin-bottom:26px}.login-form h1{font-size:28px}.lesson-row{align-items:flex-start}.lesson-row>small{white-space:nowrap}.catalog-select{flex-basis:100%}}@media (prefers-reduced-motion:reduce){*,:after,:before{scroll-behavior:auto!important;animation:none!important;transition:none!important}.button:active:not(:disabled){transform:none}}.sidebar{overflow:hidden}.sidebar>.brand{flex-shrink:0}.sidebar>nav{display:block;min-height:0;flex:1 1;overflow-y:auto;padding-right:6px;margin-right:-6px;scrollbar-width:thin}.sidebar-bottom{flex-shrink:0}.lesson-article h2[id],.lesson-article h3[id],[id^=lesson-]{scroll-margin-top:8px}.table-scroll{max-width:100%;overflow-x:auto}.table-scroll table{display:table;overflow:visible;width:100%}.prose pre:focus-visible,.table-scroll:focus-visible{outline:3px solid var(--green);outline-offset:3px}.catalog-more{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:12px 24px;margin-top:28px;padding-top:24px;border-top:1px solid var(--line)}.catalog-more p{font-size:13px;color:var(--muted);margin:0}