@charset "UTF-8";
:root{--ink:#202124;--text:#363b43;--muted:#68707b;--accent:#2458a6;--line:#dfe3e8;--soft:#f6f7f9;--selected:#eef3fb;--sidebar:224px}
*{box-sizing:border-box}
html{scroll-padding-top:82px}
body{margin:0;background:#fff;color:var(--text);font-family:"Microsoft JhengHei","PingFang TC",system-ui,sans-serif;font-size:16px;line-height:1.7}
button,input,textarea,select{font:inherit}
button,a,input,textarea{touch-action:manipulation}
a{color:var(--accent);text-underline-offset:3px}
a:hover{text-decoration-thickness:2px}
button{cursor:pointer}
button:disabled{cursor:wait;opacity:.65}
h1,h2,h3,h4,p{margin-top:0}
h1,h2,h3,h4{color:var(--ink);font-weight:650;line-height:1.45}
h1{font-size:28px;margin-bottom:12px;letter-spacing:0}
h2{font-size:22px;margin-bottom:14px}
h3{font-size:18px;margin-bottom:10px}
h4{font-size:16px;margin-bottom:8px}
p{margin-bottom:14px}
button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible,[tabindex="0"]:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
button,input,textarea{border-radius:3px}
input,textarea{border:1px solid #bfc6cf;background:#fff;color:var(--ink);padding:10px 12px;max-width:100%}
textarea{width:100%;resize:vertical;line-height:1.6}
input[type="radio"],input[type="checkbox"]{accent-color:var(--accent);width:20px;height:20px;flex-shrink:0;vertical-align:middle}
label{display:block;font-weight:600;margin-bottom:7px}
fieldset{min-width:0}
legend{font-weight:600;color:var(--ink)}
[hidden]{display:none!important}
.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}
.wrap{width:100%;max-width:1120px;margin:0 auto;padding-left:40px;padding-right:40px}
.section{padding-top:32px;padding-bottom:32px}
#main{margin-left:var(--sidebar)}
#main>section,.principles-section,.takeaway-section{border-bottom:1px solid var(--line)}
.site-header{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:24px;height:60px;padding:0 24px;background:#fff;border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:baseline;gap:14px;text-decoration:none;color:var(--ink);font-size:17px;font-weight:650;white-space:nowrap}
.brand span{font-size:12px;font-weight:400;color:var(--muted)}
.site-header nav{margin-left:auto;display:flex;gap:24px}
.site-header nav a{font-size:13px;text-decoration:none;color:#4d5560}
.site-header>.button{margin-left:auto}
.site-header nav+.button{margin-left:0}
.course-sidebar{position:fixed;left:0;top:60px;bottom:0;width:var(--sidebar);overflow-y:auto;padding:28px 18px;background:#fafbfc;border-right:1px solid var(--line)}
.sidebar-title{font-size:12px;color:var(--muted);margin:0 12px 12px;font-weight:600}
.course-sidebar nav{display:grid;gap:3px}
.course-sidebar nav a{display:block;min-height:42px;padding:9px 12px;color:#434a55;font-size:14px;text-decoration:none;border-left:2px solid transparent}
.course-sidebar nav a:hover,.course-sidebar nav a[aria-current="location"]{background:#eef1f6;color:var(--accent);border-left-color:var(--accent)}
.sidebar-note{margin:24px 12px 16px;padding-top:18px;border-top:1px solid var(--line);color:var(--muted);font-size:12px;line-height:1.9}
.sidebar-source{margin-left:12px;font-size:12px;text-decoration:none}
.mobile-toc{display:none}
.course-overview{padding-top:28px;padding-bottom:22px}
.breadcrumb{color:var(--muted);font-size:12px;margin-bottom:12px}
.lead{font-size:16px;line-height:1.8;max-width:850px;margin-bottom:12px}
.overview-meta{display:flex;flex-wrap:wrap;gap:6px 20px;color:var(--muted);font-size:12px;margin:14px 0}
.overview-table{margin:0 0 12px}
.overview-table table{border-top:1px solid var(--line)}
.overview-table th{font-size:12px;background:#f7f8fa;font-weight:600}
.overview-table th:first-child{width:28%}
.overview-table th:last-child{width:122px}
.overview-table td{padding-top:12px;padding-bottom:12px;font-size:14px}
.overview-table td strong,.overview-table td small{display:block}
.overview-table td small{margin-top:3px;font-size:12px;color:var(--muted)}
.overview-table td:last-child{white-space:nowrap}
.overview-downloads{display:flex;flex-wrap:wrap;align-items:center;gap:8px 13px;font-size:13px;margin:12px 0 0}
.overview-downloads span{color:#a1a7af}
.overview-downloads a{text-decoration:none}
.button{display:inline-flex;align-items:center;justify-content:center;gap:7px;min-height:44px;padding:9px 16px;background:var(--accent);border:1px solid var(--accent);color:#fff;font-size:14px;font-weight:600;text-decoration:none;border-radius:3px;line-height:1.5}
.button:hover{background:#1b478b}
.button.outline{background:#fff;color:#34465e;border-color:#bdc6d2}
.button.outline:hover{background:#f2f5fa}
.button.small{font-size:13px;min-height:40px;padding:8px 13px}
.text-link{display:inline-block;font-weight:500;font-size:14px}
.text-button{border:0;background:none;color:var(--accent);padding:9px 0;text-decoration:underline;min-height:42px;text-align:left;font-size:14px}
.eyebrow{color:var(--muted);font-size:12px;font-weight:500;letter-spacing:0;margin-bottom:6px}
.section-heading{display:block;margin-bottom:18px}
.section-heading h2{margin-bottom:8px}
.section-heading>p{font-size:14px;color:var(--muted);max-width:900px;margin-bottom:0}
.muted,.caption,.small-text{color:var(--muted);font-size:12px}
.caption{margin-top:10px;line-height:1.7}
.copy-row{display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin:16px 0}
.card-label{display:block;color:var(--muted);font-size:12px;font-weight:500;margin-bottom:10px}
.tiny-tag{display:inline-block;padding:2px 6px;border:1px solid #dce0e6;border-radius:2px;color:#646c77;font-size:11px;line-height:1.6}
.showcase-tabs{display:flex;border-bottom:1px solid var(--line)}
.showcase-tabs button{flex:1;min-height:44px;padding:10px 9px;border:0;border-bottom:2px solid transparent;border-radius:0;background:#fff;color:#59616c;font-size:13px;font-weight:500}
.showcase-tabs button[aria-selected="true"]{border-bottom-color:var(--accent);color:var(--accent)}
.showcase-panel{display:grid;grid-template-columns:1.15fr 1fr;border:1px solid var(--line);border-top:0}
.project-story{padding:24px}
.project-story .project-name{font-size:12px;color:var(--muted);margin-bottom:6px}
.project-story h3{font-size:20px;margin-bottom:18px}
.project-story dl{display:grid;grid-template-columns:100px 1fr;gap:12px 14px;margin:0}
.project-story dt{color:#606875;font-size:12px;font-weight:500;padding-top:1px}
.project-story dd{margin:0;font-size:14px}
.project-demo{background:#f8f9fb;border-left:1px solid var(--line);padding:24px;display:flex;flex-direction:column;justify-content:center;gap:10px}
.demo-label{font-size:11px;color:var(--muted)}
.demo-window{background:#fff;padding:20px;border:1px solid #dce1e8;border-radius:3px}
.demo-window h4{font-size:16px}
.weather-row,.demo-choices{display:flex;gap:8px;flex-wrap:wrap}
.weather-row button,.demo-choices button{min-height:42px;padding:8px 12px;border:1px solid #bcc6d4;background:#fff;color:var(--accent);font-size:13px}
.weather-row button[aria-pressed="true"]{background:var(--selected);border-color:var(--accent)}
.outfit-items{display:flex;gap:8px;margin:15px 0}
.garment{display:grid;place-content:center;min-height:65px;flex:1;background:#f0f2f5;color:#505a68;border:1px solid #e2e5ea;border-radius:2px;font-size:12px}
.rule-output,.demo-result{font-size:13px;margin:12px 0 0}
.demo-note{font-size:11px;color:var(--muted);margin:0}
.privacy-note{font-size:14px;padding:10px 0;border-top:1px solid var(--line);margin:0 0 12px}
.demo-choices button[aria-pressed="true"]{background:var(--selected);border-color:var(--accent)}
.showcase-tabs{flex-wrap:wrap}
.showcase-tabs button{flex:1 1 110px}
.operation-guide{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:12px 0;margin:18px 0}
.operation-guide summary,.source-check summary{color:var(--accent);font-size:16px;cursor:pointer;min-height:44px;display:list-item}
.operation-guide li{font-size:16px;margin:8px 0}
.prompt-stages{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin:20px 0}
.prompt-stages article{border-top:2px solid var(--line);padding-top:12px}
.prompt-stages h4,.prompt-stages p,.prompt-stages label{font-size:16px}
.prompt-stages small{display:block;color:var(--muted);font-size:13px;line-height:1.7}
.prompt-stages textarea{margin:8px 0 12px;font-size:16px}
#my-completed{scroll-margin-top:110px}
.source-check{border-left:3px solid #a5b6cc;padding:4px 0 4px 18px;margin:24px 0}
.source-check p,.source-check li{font-size:16px}
.source-check h4{font-size:17px}
@media(max-width:800px){.prompt-stages{grid-template-columns:1fr}.showcase-tabs button{flex-basis:30%}}
.collection-shelf{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.book-cover{aspect-ratio:3/4;background:#e1e6ed;color:#3d4b5f;border-left:4px solid #cbd3de;padding:12px;display:flex;align-items:flex-end;font-size:16px;font-weight:500}
.book-cover:nth-child(2){background:#eceef1;border-color:#d7dce3}
.book-cover:nth-child(3){background:#d8e0eb;border-color:#c1cddd}
.guide-lines{display:grid;margin:12px 0}
.guide-lines span{padding:10px 0;border-bottom:1px solid var(--line);font-size:13px}
.principles-section{background:#fff}
.principle-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:20px}
.principle-grid article{border-top:1px solid var(--line);padding-top:12px}
.principle-grid article h3{font-size:16px}
.principle-grid article p{font-size:14px;margin-bottom:0}
.step-number{display:block;color:var(--muted);font-size:12px;margin-bottom:8px}
.context-lab{display:grid;grid-template-columns:1.1fr 1fr;gap:24px;margin-top:24px;border:1px solid var(--line);padding:22px}
.context-lab h3{font-size:17px}
.context-lab p{font-size:14px}
.segmented{display:flex;gap:6px;flex-wrap:wrap}
.segmented button{min-height:42px;padding:8px 11px;border:1px solid #c2cad5;background:#fff;color:#495363;font-size:13px}
.segmented button[aria-pressed="true"]{background:var(--selected);border-color:var(--accent);color:var(--accent)}
.context-result{background:#f6f8fb;border-left:2px solid #b8c7dd;padding:18px}
.context-result strong{font-size:16px;font-weight:600;display:block;margin-bottom:8px}
.context-result small{font-size:11px;color:var(--muted)}
.flow-strip{display:flex;gap:10px;align-items:center;padding-top:18px;font-size:13px}
.flow-strip span{padding:6px 10px;background:#f7f8fa;border:1px solid #e5e8ed}
.flow-strip b{font-weight:400;color:var(--muted)}
.route-switch{display:grid;grid-template-columns:1fr 1fr;gap:0;margin:18px 0;border:1px solid var(--line)}
.route-switch button{display:grid;grid-template-columns:25px 1fr;gap:2px 10px;align-items:center;padding:13px 18px;text-align:left;color:#4c5664;background:#fff;border:0;border-bottom:2px solid transparent;border-radius:0}
.route-switch button+button{border-left:1px solid var(--line)}
.route-switch button>span{grid-row:1/3;font-size:14px;color:var(--muted)}
.route-switch strong{font-size:16px;font-weight:600}
.route-switch small{font-size:12px;color:var(--muted)}
.route-switch button[aria-selected="true"]{background:var(--selected);border-bottom-color:var(--accent);color:var(--accent)}
.route-intro{display:flex;gap:24px;justify-content:space-between;align-items:flex-start;padding:16px 0;border-bottom:1px solid var(--line)}
.route-intro>div{max-width:760px}
.route-intro h3{font-size:20px}
.route-intro p{font-size:14px;margin-bottom:0}
.route-intro>.text-link{font-size:12px;white-space:nowrap;margin-top:4px}
.timeline,.answer-key{padding:12px 0;border-bottom:1px solid var(--line)}
.timeline summary,.answer-key summary{font-size:14px;font-weight:500;color:var(--accent);cursor:pointer;min-height:38px;padding:7px 0}
.timeline ol{display:grid;gap:5px;padding-left:22px;font-size:13px}
.timeline b{display:inline-block;min-width:85px;font-weight:500}
.lesson-head{display:flex;gap:12px;align-items:flex-start;margin:28px 0 15px}
.round-number{min-width:24px;padding-top:1px;color:var(--muted);font-size:15px;font-weight:500}
.lesson-head h3{font-size:18px;margin:0 0 6px}
.lesson-head p{font-size:13px;color:var(--muted);margin:0}
.message-grid{display:grid;grid-template-columns:1fr 1fr;gap:0;border:1px solid var(--line)}
.message{padding:18px 20px;background:#fff}
.message:nth-child(even){border-left:1px solid var(--line)}
.message:nth-child(n+3){border-top:1px solid var(--line)}
.message h4{margin-top:10px;font-size:15px}
.message p{font-size:14px;margin-bottom:0}
.prompt-box{padding:18px 20px;background:#f6f8fb;border:1px solid #dce2eb;border-left:3px solid #9eafca;border-radius:0}
.prompt-box p{font-size:14px;margin-bottom:0}
.prompt-box button{margin-top:14px}
.practice-note{display:flex;align-items:baseline;gap:16px;margin:18px 0;padding:13px 16px;border:1px solid var(--line);background:#fafafa;font-size:13px}
.practice-note strong{white-space:nowrap;font-weight:600}
.practice-note p{margin:0}
.audit-form{padding:20px;border:1px solid var(--line)}
.audit-form fieldset{border:0;border-bottom:1px solid var(--line);margin:0 0 16px;padding:0 0 12px}
.audit-form legend{font-size:15px}
.audit-form label{display:inline-flex;align-items:center;gap:7px;min-height:42px;margin:5px 20px 0 0;font-size:13px;font-weight:400}
.feedback{font-size:13px;color:var(--accent);margin-top:12px}
.feedback:empty{display:none}
.feedback p{margin:8px 0}
.table-scroll{overflow-x:auto}
table{border-collapse:collapse;width:100%;font-size:13px;line-height:1.7}
th,td{border-bottom:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top}
th{background:#f3f5f8;color:#39414c;font-weight:600}
caption{text-align:left;color:var(--muted);padding:8px 0;font-size:11px}
.answer-key .table-scroll{margin-top:10px}
.connector-section{display:grid;grid-template-columns:1fr 1fr;gap:30px;margin:32px 0 24px}
.connector-section h3{font-size:19px}
.connector-section p{font-size:14px}
.connector-prompts{display:grid;gap:16px}
.connector-prompts article{border:1px solid var(--line);padding:18px}
.connector-prompts h4{font-size:15px}
.connector-prompts p{font-size:13px}
.budget-lab{display:grid;grid-template-columns:1.3fr 1fr;gap:24px;padding:22px;background:#f8f9fb;border:1px solid var(--line)}
.budget-lab h3{font-size:18px}
.budget-lab p,.budget-lab label{font-size:14px}
.budget-cards{display:flex;flex-direction:column;gap:12px;justify-content:center}
.budget-cards>div{padding:18px;border:1px solid var(--line);background:#fff}
.budget-cards small,.budget-cards span{display:block;font-size:12px;color:var(--muted)}
.budget-cards strong{display:block;font-size:20px;font-weight:600;color:var(--ink);margin:6px 0}
.inline-form{display:flex;gap:8px}
.inline-form input{min-width:0;width:180px}
.build-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.brief-form,.brief-output{padding:20px;border:1px solid var(--line)}
.brief-form label{font-size:14px}
.brief-form input{width:100%;margin-bottom:15px}
.brief-form textarea{margin-bottom:15px}
.brief-output{background:#f8f9fb}
.brief-output textarea{background:#fff;font-size:13px;margin-bottom:12px}
.tool-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:22px}
.tool-steps article{border-top:1px solid #bfc8d4;padding-top:13px;font-size:13px}
.tool-steps b{display:block;color:var(--ink);font-weight:600;margin-bottom:8px}
.tool-steps p{margin-bottom:10px}
.preview-lab{border:1px solid var(--line);padding:20px}
.preview-lab>label{font-size:14px}
.preview-lab textarea{font-family:Consolas,monospace;font-size:13px}
.preview-lab iframe{display:block;width:100%;height:390px;border:1px solid #c4ccd7;border-radius:0;background:#fafafa;margin-top:16px}
.acceptance{border:1px solid var(--line);background:#fafbfc;padding:20px;margin-top:24px}
.checklist{display:grid;gap:6px;margin-bottom:14px}
.checklist label{display:flex;align-items:flex-start;gap:10px;min-height:40px;font-size:14px;font-weight:400}
.checklist input{margin-top:4px}
.acceptance p{font-size:13px;margin-bottom:0}
.takeaway-section{background:#fff}
.takeaway-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:35px}
.takeaway-grid label{font-size:14px}
.takeaway-grid textarea{margin-bottom:18px}
.takeaway-aside{border-left:1px solid var(--line);padding-left:28px}
.takeaway-aside h3{font-size:17px}
.takeaway-aside ol{margin:0 0 18px;padding-left:23px;font-size:15px;line-height:2}
.takeaway-aside .text-link{display:block;font-size:13px;margin-bottom:10px}
.resources{padding-top:28px;padding-bottom:28px}
.resources h2{font-size:18px}
.resource-links{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.resource-links a{border-top:1px solid var(--line);padding-top:12px;text-decoration:none}
.resource-links strong{display:block;font-size:14px;font-weight:500;margin-bottom:7px}
.resource-links span{font-size:12px;color:var(--muted)}
.site-footer.wrap{width:auto;margin-left:var(--sidebar);max-width:none;border-top:1px solid var(--line);padding-top:20px;padding-bottom:25px}
.site-footer p{font-size:11px;color:var(--muted);margin-bottom:7px}
.site-footer .text-button{font-size:11px;padding:0;min-height:30px}
.skip{position:fixed;top:-100px;left:15px;z-index:100;padding:10px;background:#fff}
.skip:focus{top:10px}
#toast{display:none;position:fixed;bottom:20px;left:50%;transform:translateX(-50%);max-width:90%;padding:10px 18px;background:#26354c;color:#fff;border-radius:3px;z-index:50;font-size:13px}
#toast.visible{display:block}
.instructor-content{width:auto;max-width:1120px;margin-left:var(--sidebar);margin-right:auto;padding-bottom:35px}
.instructor-hero{padding-top:28px;padding-bottom:24px;border-bottom:1px solid var(--line)}
.instructor-hero h1{font-size:28px}
.instructor-content section{margin:0;padding-top:28px;padding-bottom:20px;border-bottom:1px solid var(--line)}
.instructor-content h2{font-size:22px}
.instructor-content h3{font-size:17px}
.instructor-content p,.instructor-content table{font-size:14px}
.instructor-content .breadcrumb,.instructor-content .eyebrow{font-size:12px}
.instructor-content .prompt-box{margin:16px 0}
.instructor-content .teacher-bullet{padding-left:10px}
@media(max-width:1100px){
 :root{--sidebar:190px}
 .wrap{padding-left:28px;padding-right:28px}
 .course-sidebar{padding-left:12px;padding-right:12px}
 .course-sidebar nav a{font-size:13px}
 .project-story,.project-demo{padding:18px}
 .project-story dl{grid-template-columns:1fr;gap:5px}
 .project-story dd{margin-bottom:8px}
 .route-intro{display:block}
 .route-intro>.text-link{margin-top:10px}
 .principle-grid{gap:18px}
}
@media(max-width:800px){
 :root{--sidebar:0px}
 html{scroll-padding-top:72px}
 .site-header{height:56px;padding:0 20px;gap:15px}
 .brand{font-size:16px}
 .brand span{display:none}
 .site-header nav{gap:18px}
 .site-header nav a{font-size:12px}
 .course-sidebar{display:none}
 .mobile-toc{display:block;padding:0 20px;border-bottom:1px solid var(--line);background:#fafbfc}
 .mobile-toc summary{font-size:13px;color:#515c6a;min-height:42px;padding:10px 0;cursor:pointer}
 .mobile-toc nav{display:grid;grid-template-columns:1fr 1fr;padding-bottom:12px;gap:4px 16px}
 .mobile-toc nav a{display:block;min-height:40px;padding:7px 0;font-size:13px;text-decoration:none}
 .wrap{padding-left:24px;padding-right:24px}
 #main,.instructor-content,.site-footer.wrap{margin-left:0}
 .course-overview,.instructor-hero{padding-top:22px}
 .section{padding-top:26px;padding-bottom:26px}
}
@media(max-width:540px){
 .site-header{padding:0 18px}
 .site-header nav{display:none}
 .site-header nav+.button{margin-left:auto}
 .site-header>.button{margin-left:auto}
 .site-header .button{font-size:12px;padding:7px 10px}
 .wrap{padding-left:18px;padding-right:18px}
 h1,.instructor-hero h1{font-size:24px}
 h2,.instructor-content h2{font-size:20px}
 .lead{font-size:15px}
 .overview-meta{gap:4px 12px;font-size:11px}
 .overview-table th:nth-child(2),.overview-table td:nth-child(2){display:none}
 .overview-table th:first-child{width:auto}
 .overview-table th:last-child{width:100px}
 .overview-table td{font-size:13px;padding:12px 8px}
 .overview-table td small{font-size:11px}
 .overview-downloads{font-size:12px;gap:7px 9px}
 .section-heading>p{font-size:13px}
 .showcase-tabs{display:grid;grid-template-columns:1fr 1fr}
 .showcase-tabs button{font-size:12px;padding:9px 5px}
 .showcase-panel{grid-template-columns:1fr}
 .project-story h3{font-size:18px}
 .project-story dl{grid-template-columns:90px 1fr;gap:10px}
 .project-story dd{font-size:13px;margin:0}
 .project-story dt{font-size:11px}
 .project-demo{border-left:0;border-top:1px solid var(--line)}
 .principle-grid{grid-template-columns:1fr;gap:16px}
 .principle-grid article{display:grid;grid-template-columns:22px 1fr;gap:0 10px;padding-top:12px}
 .step-number{grid-row:1/3;padding-top:2px}
 .principle-grid article p{font-size:14px}
 .context-lab{grid-template-columns:1fr;gap:15px;padding:17px;margin-top:20px}
 .context-result{padding:14px}
 .flow-strip{display:grid;grid-template-columns:1fr 18px 1fr;gap:7px;font-size:12px}
 .flow-strip b:nth-of-type(2){display:none}
 .flow-strip span{text-align:center;padding:7px 4px}
 .route-switch button{grid-template-columns:18px 1fr;padding:12px 10px;column-gap:5px}
 .route-switch strong{font-size:14px}
 .route-switch small{font-size:11px}
 .route-intro h3{font-size:18px}
 .copy-row{gap:8px}
 .copy-row .button{font-size:13px;padding:9px 12px}
 .copy-row .text-link{font-size:12px}
 .lesson-head{margin-top:24px;gap:8px}
 .lesson-head h3{font-size:17px}
 .lesson-head p{font-size:12px}
 .round-number{min-width:20px}
 .message-grid{grid-template-columns:1fr}
 .message{padding:16px}
 .message:nth-child(even){border-left:0}
 .message:nth-child(n+2){border-top:1px solid var(--line)}
 .prompt-box{padding:16px}
 .practice-note{display:block}
 .practice-note p{margin-top:6px}
 .audit-form{padding:16px}
 .audit-form label{display:flex;margin:3px 0;min-height:42px;font-size:13px}
 .connector-section{grid-template-columns:1fr;gap:12px;margin-top:26px}
 .connector-section h3{font-size:18px}
 .connector-prompts article{padding:16px}
 .budget-lab{grid-template-columns:1fr;gap:15px;padding:16px}
 .budget-cards{gap:9px}
 .budget-cards>div{padding:15px}
 .budget-cards strong{font-size:18px}
 .build-grid,.tool-steps{grid-template-columns:1fr;gap:15px}
 .brief-form,.brief-output,.preview-lab,.acceptance{padding:16px}
 .preview-lab iframe{height:350px}
 .takeaway-grid{grid-template-columns:1fr;gap:20px}
 .takeaway-aside{border-left:0;border-top:1px solid var(--line);padding:18px 0 0}
 .resource-links{grid-template-columns:1fr;gap:16px}
 .instructor-content .table-scroll{margin:12px 0}
 .instructor-content table{min-width:560px}
 .site-footer p{font-size:11px}
}
@media print{
 .site-header,.course-sidebar,.mobile-toc,.copy-row,.text-button,#toast,.skip,.preview-lab{display:none!important}
 #main,.instructor-content,.site-footer.wrap{margin-left:0}
 .wrap{max-width:none;padding-left:0;padding-right:0}
 body{font-size:11pt;color:#111}
 .section{padding:15px 0}
 h1,.instructor-hero h1{font-size:20pt}
 h2{font-size:16pt}
 h3{font-size:13pt}
 .route-panel[hidden]{display:block!important}
 .message,.prompt-box,fieldset,.project-story,.principle-grid article{break-inside:avoid}
 .table-scroll{overflow:visible}
 .button{display:none}
 a{color:#111}
 .instructor-content table{min-width:0}
}

/* Bilingual navigation remains available when the regular mobile menu collapses. */
.site-header{height:auto;min-height:60px;flex-wrap:wrap;padding-top:8px;padding-bottom:8px;gap:12px}
.language-switch{display:flex;flex:none;gap:2px;align-items:center;margin-left:0}
.language-switch a{display:inline-flex;align-items:center;min-height:44px;padding:6px 10px;font-size:13px;text-decoration:none;white-space:nowrap;border:1px solid var(--line);color:var(--accent);border-radius:3px}
.language-switch a[aria-current]{background:#eef1f5;font-weight:700;color:var(--ink)}
.beginner-start{padding:20px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin:20px 0}
.beginner-start h3{font-size:20px}
.beginner-terms{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:14px 0}
.beginner-terms div{padding:12px;background:#f6f7f8}
.beginner-terms dt{font-weight:700}.beginner-terms dd{margin:6px 0 0;font-size:14px}
.beginner-start code{overflow-wrap:anywhere}
@media(max-width:800px){.site-header .brand{font-size:15px}.site-header nav{gap:12px}}
@media(max-width:540px){.site-header{padding:6px 12px;gap:6px 10px}.site-header .brand{flex:1 1 45%}.site-header .brand span{font-size:10px}.site-header .language-switch{display:flex;margin-left:auto}.language-switch a{font-size:12px;padding:5px 8px}.site-header>.button{margin-left:0}.beginner-terms{grid-template-columns:1fr}.beginner-start{padding:16px 0}}
.language-warning{max-width:540px;width:calc(100% - 32px);border:1px solid var(--line);padding:24px;color:var(--ink)}.language-warning h2{font-size:22px}.language-warning .button{margin:6px 10px 0 0}.language-warning::backdrop{background:rgb(0 0 0 / .35)}