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.issued-code>span{font-size:9px}
@media(max-width:1200px){.hero-content p{font-size:12px}.hero-art{opacity:.8}.editor-actions>.btn{font-size:11px}}
@media(max-width:980px){.hero-content p{max-width:245px;font-size:12px}.hero-art{opacity:.65}.stat-label{font-size:10px}.module-card>p{font-size:12px}}
@media(max-width:700px){
 .sidebar{position:relative}.mobile-account{display:block;position:absolute;right:20px;top:17px;z-index:20}.mobile-account summary{cursor:pointer;list-style:none}.mobile-account summary::-webkit-details-marker{display:none}.mobile-account .avatar{width:34px;height:34px}.mobile-account>div{position:absolute;right:0;top:44px;width:210px;padding:15px 18px;background:white;box-shadow:0 6px 24px #23433215;border:1px solid var(--line);border-radius:10px}.mobile-account strong{display:block;font-size:12px;margin-bottom:7px}.mobile-account a,.mobile-account button{display:block;padding:12px 0;font-size:12px;background:none;border:0;color:#75877b}.nav>a{font-size:12px;min-height:42px}.topbar-tag{display:none}.hero-art{opacity:.35;right:-56px}.hero-content p{max-width:225px;font-size:12px}.hero-meta{font-size:9px}.stat-label{font-size:10px;white-space:normal}.stat-card{min-height:130px}.module-card{padding:18px 15px}.module-card h3{font-size:14px}.module-card>p{font-size:12px}.module-card-bottom{font-size:9px;flex-wrap:wrap}.next-panel p,.tip-panel p{font-size:12px}.next-panel h3,.tip-panel h3{font-size:14px}.next-panel .btn{font-size:11px;white-space:normal}.lesson-meta{font-size:10px}.curriculum-module-heading p{font-size:11px}.curriculum-lesson strong{font-size:13px}.curriculum-lesson>div>span{font-size:11px}.curriculum-lesson small{font-size:10px}.curriculum-lesson>div{flex:1;min-width:0}.curriculum-lesson small{margin-left:0}.curriculum-module-heading>div{min-width:0}.dashboard-aside{grid-template-columns:1fr}.task-statement{font-size:13px}.editor-actions>.btn{font-size:11px}.invite-panel>.muted{font-size:12px}.issued-code>span{font-size:8px}.demo-banner{font-size:10px}.demo-banner button{font-size:11px;padding:5px}.section-heading>.muted{font-size:10px}
}

/* Curriculum v2: readable walkthroughs, difficulty and timed assessments. */
.trace-scroll{overflow:auto;margin:20px 0;border:1px solid #dfe9e1;border-radius:8px}
.lesson-article .trace-table{white-space:normal;font-size:12px;min-width:360px}
.lesson-article .trace-table td,.lesson-article .trace-table th{padding:11px 14px;font-size:12px;line-height:1.6;color:#64786a}
.lesson-article .trace-table th{background:#f0f5ef;font-weight:600}
.lesson-article ul{padding-left:22px}.lesson-article li{margin-bottom:9px}
.difficulty-stars{color:#ac8637;font-size:.78em;letter-spacing:2px;white-space:nowrap;display:inline-block;vertical-align:middle}
.course-legend{display:flex;flex-wrap:wrap;gap:9px 20px;margin-bottom:24px;padding:15px 19px;background:#f4f2e8;border:1px solid #e9e5d2;border-radius:10px;color:#948054;font-size:11px}
.curriculum-lesson .step-kind{display:inline-flex;align-self:flex-start;font-size:9px;padding:2px 6px;border-radius:4px;background:#f2f5f2;color:#8a9b8e;margin:3px 0}
.curriculum-lesson .step-kind.debug{background:#f6eaf0;color:#a78094}.curriculum-lesson .step-kind.challenge{background:#faf3df;color:#ae965b}.curriculum-lesson .step-kind.assessment{background:#eaf0f8;color:#7893b5}
.kind-assessment{background:#f8fafc}.debug-callout{padding:14px 17px;background:#f8edf3;border:1px solid #eedde7;color:#a17a90;border-radius:8px;margin:0 0 22px;font-size:12px;line-height:1.8}.debug-callout p{margin:5px 0 0}
.test-policy{display:flex;justify-content:space-between;gap:15px;border:1px solid #e5ebe6;background:#f6f9f5;border-radius:7px;padding:12px 14px;margin-top:23px;font-size:11px;color:#7b9480}.test-policy strong{font-weight:600}.test-policy span{font-size:10px;color:#98a49a}
.sample-grid{margin:13px 0}.sample-grid pre{font-size:12px}.assessment-intro{max-width:900px;padding:30px}.assessment-intro>.module-icon{margin-bottom:20px}.assessment-intro>h2{font-size:24px}.assessment-description{border:0;padding:15px 0 0;margin:0;line-height:1.8}.assessment-description h2{font-size:17px}.assessment-description p{font-size:13px}.assessment-rules{display:grid;grid-template-columns:repeat(3,1fr);gap:15px;padding:23px 0;margin:15px 0 18px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.assessment-rules strong{font-size:20px;display:block;color:#58745f}.assessment-rules span{display:block;font-size:11px;color:#94a297;margin-top:6px}.assessment-intro>ul{padding-left:20px;color:#819186;font-size:13px;line-height:1.9}.assessment-start-actions{display:flex;gap:12px;flex-wrap:wrap;margin:25px 0 15px}.assessment-status{display:flex;align-items:center;gap:24px;padding:22px 25px;border:1px solid #dfe9e1;background:#eef5ed;border-radius:12px;margin-bottom:20px}.assessment-status>div:first-child{margin-right:auto}.assessment-status .eyebrow{font-size:8px;color:#8aa28d;margin-bottom:7px}.assessment-status strong{font-size:15px;color:#62816b}.assessment-status p{font-size:10px;color:#8ea494;margin-top:6px}.assessment-clock{font:600 26px Consolas,monospace;color:#62816b;white-space:nowrap}.assessment-clock.urgent{color:#bb8761}.assessment-status.is-closed{background:#f4f5f7;border-color:#e5e7eb}.assessment-status.is-closed strong{color:#8b949d}.assessment-task-nav{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:24px}.assessment-task-nav a{padding:17px 16px;border:1px solid #e4e9e3;border-radius:10px;background:#fff;display:flex;flex-wrap:wrap;align-items:center;gap:10px}.assessment-task-nav a.current{border-color:#9cb6a0;box-shadow:0 0 0 1px #9cb6a0}.assessment-task-nav a>span{width:24px;height:24px;border-radius:50%;background:#f0f4ee;color:#859c83;display:grid;place-items:center;font-size:10px}.assessment-task-nav a>strong{font-size:11px;font-weight:550;flex:1;line-height:1.5}.assessment-task-nav a>small{font-size:9px;color:#a5afa5;width:100%;margin-left:34px}.assessment-task-nav a.done>span{background:#dcefe0;color:#689876}.assessment-task-nav a.done small{color:#82a68a}
@media(max-width:980px){.assessment-status{flex-wrap:wrap;gap:16px}.assessment-task-nav{grid-template-columns:repeat(2,1fr)}.assessment-rules{gap:12px}.assessment-rules strong{font-size:18px}.lesson-article .trace-table{min-width:300px}}
@media(max-width:700px){.course-legend{font-size:10px;padding:12px 14px;gap:9px 13px}.assessment-intro{padding:23px 20px}.assessment-intro>h2{font-size:21px}.assessment-rules{grid-template-columns:1fr;gap:17px}.assessment-rules strong{font-size:18px}.assessment-status{padding:20px}.assessment-status>div:first-child{width:100%}.assessment-clock{font-size:24px}.assessment-status .btn{font-size:10px}.assessment-task-nav{gap:9px}.assessment-task-nav a{padding:12px 11px;gap:7px}.assessment-task-nav a>strong{font-size:11px}.assessment-task-nav a>small{margin-left:31px}.test-policy{flex-wrap:wrap;font-size:11px}.test-policy span{font-size:10px}.lesson-article .trace-table td,.lesson-article .trace-table th{font-size:11px;padding:10px}.curriculum-lesson .step-kind{font-size:9px}.assessment-pill{display:none}}
.assessment-status .eyebrow{display:block}

/* Python editing and lesson code highlighting. */
.python-editor-host{flex:1;min-width:0;width:100%}
.code-editor .cm-editor{height:340px;min-height:280px;max-height:700px;resize:vertical;overflow:hidden;background:#233029;color:#d1dbd3;font:13px/1.8 Consolas,"Courier New",monospace;width:100%}
.code-editor .cm-editor.cm-focused{outline:1px solid #5c7e65;outline-offset:-1px}
.code-editor .cm-scroller{font:inherit;line-height:1.8;overflow:auto}
.code-editor .cm-content{padding:16px 0;caret-color:#f4d978}
.code-editor .cm-line{padding:0 18px 0 8px}
.code-editor .cm-gutters{background:#233029;color:#829b89;border-right:1px solid #354b3b}
.code-editor .cm-gutterElement{padding-left:10px}
.code-editor .cm-activeLineGutter,.code-editor .cm-activeLine{background:#2c3c32}
.code-editor .cm-cursor,.code-editor .cm-dropCursor{border-left-color:#f4d978}
.code-editor .cm-tooltip{font-family:var(--font);font-size:12px}
.code-editor .cm-search input{background:#2b3a32;color:#d1dbd3;width:auto;min-width:80px;max-width:160px;padding:4px 7px;border-color:#55715d}
.code-editor .cm-panel button{background:#354b3b;color:#d1dbd3;border:1px solid #55715d;border-radius:4px;padding:4px 8px}
.python-highlighted .tok-keyword{color:#9254a5;font-weight:600}
.python-highlighted .tok-string{color:#468052}
.python-highlighted .tok-string2{color:#9c7240}
.python-highlighted .tok-number,.python-highlighted .tok-atom,.python-highlighted .tok-bool{color:#b47637}
.python-highlighted .tok-comment{color:#8c9990;font-style:italic}
.python-highlighted .tok-variableName2,.python-highlighted .tok-propertyName,.python-highlighted .tok-definition{color:#377eae}
.python-highlighted .tok-typeName,.python-highlighted .tok-className{color:#9d803d}
.python-highlighted .tok-operator{color:#798a9d}
.python-highlighted .tok-meta{color:#9b7e4d}
.python-highlighted .tok-invalid{text-decoration:underline wavy #be6b66}
@media(max-width:700px){.code-editor .cm-editor{font-size:13px;height:330px}.code-editor .cm-line{padding-right:14px}.code-editor .cm-gutterElement{padding-left:6px}}

/* Lecture examples use the same readable code surface as the task editor. */
.lesson-article code{font-family:Consolas,"Courier New",monospace;font-size:.94em}
.lesson-article p>code,.lesson-article li>code,.lesson-article td>code{padding:2px 6px;background:#edf2ef;border:1px solid #e0e8e2;border-radius:5px;color:#354d40;font-size:.94em;box-decoration-break:clone;-webkit-box-decoration-break:clone}
.lesson-code-block{margin:22px 0 26px;max-width:100%;min-width:0;border:1px solid #354b3b;border-radius:10px;overflow:hidden;background:#233029;color:#d1dbd3}
.lesson-code-header{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:42px;padding:8px 17px;border-bottom:1px solid #425548;background:#2b3c32;font:12px/1.5 var(--font);color:#c6d4c9}
.lesson-code-header>span:first-child{display:flex;align-items:center;gap:8px;font-weight:600}
.lesson-code-header>span:first-child::before{content:"";width:6px;height:6px;border-radius:50%;background:#f4d978}
.lesson-code-copy{padding:4px 8px;border:1px solid #52695a;border-radius:5px;background:transparent;color:#d2dfd5;font:11px/1.5 var(--font)}
.lesson-code-copy:hover{background:#3b5143;color:#fff}
.lesson-article .lesson-code-block pre{display:flex;gap:0;margin:0;padding:18px 0;max-width:100%;overflow:auto;border:0;border-radius:0;background:#233029;color:#d1dbd3;font:14px/1.85 Consolas,"Courier New",monospace;white-space:pre;tab-size:4}
.lesson-article .lesson-code-block pre:focus-visible{outline:2px solid #79b39d;outline-offset:-2px}
.lesson-code-block .lesson-code-lines{position:sticky;left:0;flex-shrink:0;min-width:45px;padding:0 12px 0 16px;border-right:1px solid #354b3b;background:#233029;color:#829b89;text-align:right;user-select:none;-webkit-user-select:none}
.lesson-article .lesson-code-block pre code{display:block;flex-shrink:0;min-width:max-content;padding:0 20px 0 14px;background:transparent;border:0;color:inherit;font:inherit;white-space:pre}
.lesson-code-block .tok-keyword{color:#c678dd;font-weight:400}
.lesson-code-block .tok-string{color:#98c379}
.lesson-code-block .tok-string2{color:#e5c07b}
.lesson-code-block .tok-number,.lesson-code-block .tok-atom,.lesson-code-block .tok-bool{color:#d19a66}
.lesson-code-block .tok-comment{color:#91a296;font-style:italic}
.lesson-code-block .tok-variableName2,.lesson-code-block .tok-propertyName,.lesson-code-block .tok-definition{color:#61afef}
.lesson-code-block .tok-typeName,.lesson-code-block .tok-className{color:#e5c07b}
.lesson-code-block .tok-operator{color:#56b6c2}
.lesson-code-block .tok-meta{color:#e5c07b}
@media(max-width:700px){.lesson-code-header{padding:8px 12px}.lesson-article .lesson-code-block pre{font-size:13px;padding:15px 0}.lesson-code-block .lesson-code-lines{min-width:36px;padding:0 9px 0 10px}.lesson-article .lesson-code-block pre code{padding-left:10px;padding-right:15px}}