:root{color-scheme:light;--ink:#183b32;--muted:#526b60;--line:#d0ddd0;--paper:#fffef8;--green:#25634e;--pale:#edf3e8;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.85;color:var(--ink);background:#edf2ed}*{box-sizing:border-box}body{margin:0}a{color:var(--green);text-underline-offset:4px}button,input{font:inherit}button{cursor:pointer}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid #b18b47;outline-offset:4px}[hidden]{display:none!important}.shell{max-width:1430px;margin:auto;display:grid;grid-template-columns:230px minmax(0,1fr)}aside{background:#193f33;color:#f2f6ee;padding:38px 24px;position:sticky;top:0;height:100vh;overflow:auto}.brand{font-size:12px;letter-spacing:.09em;color:#c0d7c5}aside h2{font-size:27px;line-height:1.6;margin:20px 0 28px}nav{display:grid;gap:3px}nav a{color:#eef7eb;text-decoration:none;font-size:13px;padding:9px 0;border-bottom:1px solid #3b5b4d}nav a:hover{text-decoration:underline}nav a span{display:inline-block;color:#a9c7b2;width:25px}.back{display:block;margin-top:27px;font-size:12px;color:#d4e5d6}.side-note{font-size:12px;color:#b9cebe;margin-top:25px}main{min-width:0;background:var(--paper);padding:52px 48px 70px}.hero{padding-bottom:34px;border-bottom:1px solid var(--line)}h1,h2,h3,h4{line-height:1.5}.eyebrow{font-size:12px;color:var(--green);letter-spacing:.09em;font-weight:650;margin:0 0 10px}h1{font-size:clamp(30px,3.4vw,46px);letter-spacing:-.025em;margin:18px 0 12px}.lead{font-size:23px;margin:0 0 25px;color:#375f4c}.hero>p:not(.eyebrow):not(.lead){font-size:15px;max-width:65em}.basis{color:var(--muted);margin-top:22px}.actions{display:flex;flex-wrap:wrap;gap:12px 24px;align-items:center;margin:25px 0}.actions a{font-size:14px}.actions button{border:1px solid #93b399;border-radius:6px;background:transparent;color:var(--green);padding:6px 14px;font-size:14px}.overview,.stage-plan,.connections{padding:36px 0;border-bottom:1px solid var(--line);scroll-margin-top:24px}.overview h2,.stage-plan h2,.connections h2{font-size:26px;margin:6px 0 22px}.outcome-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px 28px}.outcome-grid article{border-top:3px solid #b4ccb2;padding-top:9px}.outcome-grid h3{font-size:17px;margin:7px 0}.outcome-grid p{font-size:14px;color:var(--muted);margin:7px 0}.table-wrap{overflow:auto;max-width:100%}table{width:100%;border-collapse:collapse;font-size:14px;line-height:1.8}th,td{padding:12px 10px;vertical-align:top;text-align:left;border-bottom:1px solid var(--line)}thead{background:var(--pale)}#stage-plan th:nth-child(1){width:25%}#stage-plan th:nth-child(2){width:10%}#stage-plan th:nth-child(3){width:16%}.find-course{display:flex;gap:22px;align-items:end;justify-content:space-between;margin:30px 0 12px}.find-course label{flex:1;max-width:650px;font-size:14px;font-weight:600}.find-course input{display:block;width:100%;margin-top:7px;padding:10px 13px;border:1px solid #a2bba5;border-radius:6px;background:white;color:var(--ink);font-size:15px}.find-course p{font-size:13px;color:var(--muted);white-space:nowrap}.reading-tip{font-size:13px;color:var(--muted);margin-bottom:36px}.stage{scroll-margin-top:25px}.stage-head{padding:28px 0 8px}.stage-head h2{font-size:30px;margin:5px 0 12px}.stage-head>p:not(.eyebrow){font-size:16px;margin:9px 0}.stage-deliverable{color:var(--muted)}.lesson{margin:25px 0 35px;border:1px solid var(--line);border-radius:10px;background:#fffefb;overflow:hidden;scroll-margin-top:24px}.lesson-head{display:flex;gap:18px;align-items:flex-start;padding:24px 27px 18px;background:#f2f6ee;border-bottom:1px solid var(--line)}.number{flex-shrink:0;background:#2b6751;color:white;border-radius:7px;font-size:18px;line-height:42px;text-align:center;width:42px;font-weight:700}.lesson-meta{font-size:12px;color:var(--muted);margin:0 0 4px}.lesson-head h3{font-size:22px;margin:0}.lesson-columns{display:grid;grid-template-columns:1.08fr 1fr;gap:28px;padding:21px 27px 8px}.lesson-columns section{min-width:0}.lesson-columns h4{font-size:16px;margin:0 0 12px;color:#1d6048}.lesson-columns ul{padding-left:19px;margin:0;font-size:15px;line-height:1.9}.lesson-columns li{margin:0 0 10px;padding-left:2px}.gains{border-left:1px solid var(--line);padding-left:24px}.practice{margin:10px 27px 0;padding:14px 18px;background:#f3f3e9;border-radius:7px;font-size:14px}.practice p{margin:3px 0 10px}.practice p:last-child{margin-bottom:3px}.practice strong{display:block;font-size:13px;color:#5a6446}.lesson-links{display:flex;flex-wrap:wrap;gap:12px 24px;padding:17px 27px 23px;font-size:12px}.lesson-links a:last-child{margin-left:auto;color:var(--muted)}.connections th{min-width:120px}.page-footer{margin-top:34px;font-size:13px;color:var(--muted)}
@media(max-width:1050px){.shell{grid-template-columns:195px minmax(0,1fr)}aside{padding:28px 18px}main{padding:35px 27px}.lesson-columns{gap:21px}.lesson-head h3{font-size:20px}}
@media(max-width:760px){.shell{display:block}aside{height:auto;position:static;padding:20px}.brand{font-size:12px}aside h2{font-size:21px;margin:7px 0 14px}aside h2 br{display:none}nav{display:flex;overflow:auto;gap:18px;white-space:nowrap}nav a{flex-shrink:0;border:0;font-size:12px;padding:3px 0}.back,.side-note{display:none}main{padding:28px 20px 40px}h1{font-size:32px}.lead{font-size:20px}.outcome-grid{grid-template-columns:1fr;gap:12px}.find-course{gap:12px;align-items:center}.find-course input{font-size:14px}.find-course p{font-size:11px}.stage-head h2{font-size:27px}.lesson-head{padding:19px 17px;gap:12px}.lesson-head h3{font-size:20px}.number{width:35px;line-height:35px;font-size:16px}.lesson-columns{grid-template-columns:1fr;padding:20px 18px 5px;gap:16px}.gains{border-left:0;border-top:1px solid var(--line);padding:17px 0 0}.practice{margin:12px 17px 0;padding:13px 15px}.lesson-links{padding:15px 18px 20px;gap:12px}.lesson-links a:last-child{margin-left:0}.stage-plan table,.connections table{min-width:640px}#empty-search{font-size:14px}.actions{gap:12px 17px}.hero{padding-bottom:24px}}
@media print{@page{size:A4;margin:16mm}body{background:white;font-size:10pt}.shell{display:block}aside,.find-course,.actions,.reading-tip,.lesson-links,#empty-search{display:none!important}main{padding:0}.hero{padding-bottom:15px}h1{font-size:25pt}.lead{font-size:16pt}.overview,.stage-plan,.connections{padding:18px 0}.outcome-grid{grid-template-columns:1fr 1fr;gap:10px 20px}.lesson{break-inside:avoid;margin:15px 0;border-radius:0}.lesson-head{padding:12px}.lesson-head h3{font-size:14pt}.lesson-columns{padding:13px 14px 5px;gap:20px;grid-template-columns:1.1fr 1fr}.lesson-columns li,.practice{font-size:10pt;line-height:1.65}.lesson-columns h4{font-size:11pt}.practice{margin:7px 14px 14px}.stage-head h2{font-size:20pt}h2,h3,h4,.stage-head{break-after:avoid}table{font-size:9pt}.table-wrap{overflow:visible}p,li{orphans:3;widows:3}.page-footer{font-size:9pt}.stage,.lesson{scroll-margin:0}.gains{border-top:0;border-left:1px solid var(--line);padding-top:0;padding-left:16px}}
/* Illustrated curriculum additions */
.shell{max-width:1510px}main{padding:45px 42px 70px}aside{padding:34px 21px}aside h2{font-size:26px}.primary-action{padding:9px 17px;border-radius:6px;color:white;background:#25634e;text-decoration:none}.actions .primary-action{font-size:14px}.learning-route{padding:34px 0;border-bottom:1px solid var(--line);scroll-margin-top:24px}.section-title{display:flex;gap:20px;align-items:center;justify-content:space-between}.section-title h2{font-size:26px;margin:5px 0 25px}.route-time{white-space:nowrap;font-size:12px;color:var(--muted)}.roadmap-scroll{overflow-x:auto;background:#f3f6ee;border-radius:12px;padding:12px 8px}.course-route{width:100%;min-width:760px;display:block;height:auto}.route-stage{transition:opacity .15s}.route-stage:hover{opacity:.75}.route-stage:focus rect{stroke-width:4}.route-note{font-size:14px;color:var(--muted);margin:16px 0 0}.outcome-grid article{position:relative;padding-left:56px;min-height:118px}.outcome-icon{position:absolute;left:0;top:17px;width:39px;height:39px;color:#3b735c}.lesson{border-radius:12px;box-shadow:0 5px 20px #183b3205}.lesson-head{background:#edf3e7}.lesson-visual{margin:0;background:#fafbf6;border-bottom:1px solid var(--line);padding:19px 25px 15px}.visual-heading{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:14px}.visual-heading p{display:flex;align-items:center;gap:12px;margin:0}.visual-heading span{font-size:11px;border-radius:4px;padding:3px 8px;color:#3d6049;background:#e3ebdc;white-space:nowrap}.visual-heading strong{font-size:16px;font-weight:600}.open-diagram{border:0;background:transparent;color:#315f4a;font-size:12px;white-space:nowrap;padding:8px 0;text-decoration:underline;text-underline-offset:4px}.diagram-scroll{overflow-x:auto;border:1px solid #e0e7db;border-radius:8px;background:white}.diagram-scroll img{display:block;width:100%;height:auto;min-width:720px}.lesson-visual figcaption{font-size:13px;color:#526b60;line-height:1.8;margin-top:11px;max-width:75em}.lesson-columns{padding-top:25px}.lesson-columns h4{font-size:17px}.dialog-open{overflow:hidden}dialog{width:min(1200px,94vw);padding:23px;border:1px solid #b5c6b6;border-radius:12px;background:#fffef8;color:#183b32;box-shadow:0 25px 90px #0004;max-height:92vh}dialog::backdrop{background:#122a24b8}dialog header{display:flex;align-items:center;justify-content:space-between;gap:15px}dialog h2{font-size:22px;margin:0}dialog button{border:1px solid #b8cbbb;border-radius:5px;padding:6px 13px;background:#edf3e8;color:#183b32;white-space:nowrap}.dialog-hint{font-size:12px;color:#526b60;margin:10px 0}.dialog-canvas{overflow:auto;max-height:66vh;border:1px solid #dbe4d7;border-radius:8px;background:white}.dialog-canvas img{width:100%;min-width:1000px;display:block;height:auto}#dialog-caption{font-size:14px;line-height:1.8;margin:12px 0 0}
@media(max-width:1100px){main{padding:36px 27px 60px}.section-title{display:block}.route-time{display:none}.visual-heading strong{font-size:15px}.lesson-visual{padding:17px 19px}}
@media(max-width:760px){main{padding:25px 18px 45px}aside{padding:20px}aside h2{font-size:22px}.section-title h2{font-size:24px}.learning-route{padding-top:27px}.roadmap-scroll{padding:9px 2px}.outcome-grid article{padding-left:49px}.outcome-icon{width:33px;height:33px}.visual-heading{align-items:flex-start;gap:8px}.visual-heading p{display:block}.visual-heading span{display:inline-block;margin-bottom:6px}.visual-heading strong{display:block;font-size:15px}.lesson-visual{padding:15px 14px}.open-diagram{font-size:11px}.lesson-visual figcaption{font-size:12px}.diagram-scroll img{min-width:720px}dialog{padding:15px}dialog h2{font-size:17px}dialog button{font-size:13px}.lesson-head h3{font-size:20px}.lesson-columns{padding-top:20px}.outcome-grid h3{font-size:16px}}
@media print{.learning-route{padding:18px 0}.route-time,.open-diagram,dialog,.dialog-hint{display:none!important}.section-title h2{font-size:16pt}.roadmap-scroll,.diagram-scroll{overflow:visible;padding:0}.course-route,.diagram-scroll img{width:100%;min-width:0}.lesson{break-inside:auto}.lesson-head{break-after:avoid}.lesson-visual{break-inside:avoid;margin:0;padding:13px;border-bottom:1px solid #d0ddd0}.visual-heading{margin-bottom:8px}.visual-heading strong{font-size:12pt}.visual-heading span{font-size:9pt}.lesson-visual figcaption{font-size:9pt}.outcome-icon{width:29px;height:29px;top:15px}.outcome-grid article{padding-left:39px}.learning-route{break-inside:avoid}main{padding:0}.lesson-columns{break-inside:avoid}.practice{break-inside:avoid}.route-note{font-size:9pt}}
.scroll-hint{display:none;font-size:11px;color:#617664;margin:0 0 9px}
@media(max-width:1050px){.scroll-hint{display:block}}
@media print{.scroll-hint{display:none}}