@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Space+Grotesk:wght@400;500;600;700&display=swap');
:root{--ink:#101b36;--muted:#5b6577;--paper:#fbfaf6;--line:#dce0e6;--yellow:#ffdc62;--blue:#dbe9ff;--purple:#ece3ff;--green:#d9f1e5;--accent:#324fbd;--radius:8px;font-family:'DM Sans',system-ui,sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}
*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button,a,input,select,textarea{touch-action:manipulation}button,a{ -webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}a:hover{text-decoration:underline;text-underline-offset:4px}button{cursor:pointer}button:disabled{cursor:default}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #647fe4;outline-offset:4px}button{color:var(--ink)}[hidden]{display:none!important}.skip{position:absolute;top:-70px;left:20px;background:var(--yellow);padding:15px;z-index:100}.skip:focus{top:10px}.topbar{height:94px;max-width:1376px;margin:auto;padding:0 48px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{display:flex;gap:13px;align-items:center;font-size:15px;font-weight:700}.brand:hover{text-decoration:none}.brand small{display:block;font:10px 'Space Grotesk',monospace;letter-spacing:1.6px;color:var(--muted);margin-top:5px}.brand-mark{position:relative;width:44px;height:44px;background:var(--ink);color:var(--yellow);font:bold 25px 'Space Grotesk',sans-serif;display:flex;align-items:center;justify-content:center;border-radius:8px}.brand-mark span{position:absolute;right:3px;top:0;font-size:14px}.topbar nav{display:flex;gap:28px;font-size:13px;font-weight:600}.hero{max-width:1280px;margin:0 auto;padding:72px 0 64px;display:grid;grid-template-columns:1.3fr 1fr;gap:100px;align-items:center}.eyebrow{font:11px 'Space Grotesk',monospace;letter-spacing:1.4px;font-weight:600}.hero .eyebrow{display:flex;align-items:center;gap:9px}.hero .eyebrow span{width:7px;height:7px;background:#5874d1;border-radius:50%}h1,h2,h3{font-family:'Space Grotesk',system-ui,sans-serif;margin-top:0}h1{font-size:clamp(44px,5.6vw,76px);line-height:1.04;letter-spacing:-3.7px;margin:23px 0}h1 em{font-style:normal;color:var(--accent);position:relative}h1 em:after{content:'';height:6px;background:var(--yellow);position:absolute;bottom:3px;left:0;right:-2px;z-index:-1}.lede{font-size:16px;line-height:1.8;color:var(--muted);max-width:515px}.hero-actions{display:flex;gap:24px;align-items:center;margin:27px 0}.primary{border:1px solid var(--ink);background:var(--ink);color:white;padding:15px 20px;border-radius:5px;font-weight:600;font-size:13px}.primary:hover{background:#293a66}.primary span{margin-left:22px;color:var(--yellow)}.quiet-link{font-size:13px;font-weight:600}.personal{font-size:11px;line-height:1.7;color:var(--muted);max-width:480px}.personal strong{font-weight:500}.route-card{background:white;border:1px solid var(--ink);border-radius:10px;box-shadow:9px 9px 0 #edf0f5;transform:rotate(-1deg);padding:24px 28px 0}.route-caption{display:flex;justify-content:space-between;font:10px 'Space Grotesk',monospace;letter-spacing:1px;border-bottom:1px solid var(--line);padding-bottom:18px}.tiny-code{color:var(--muted)}.route-card ol{list-style:none;margin:25px 0;padding:0;position:relative}.route-card ol:before{content:'';position:absolute;left:16px;top:20px;bottom:25px;border-left:1px dashed #a4acc0}.route-card li{display:flex;gap:18px;align-items:center;position:relative;margin:28px 0}.route-card li>span{border:1px solid var(--ink);border-radius:50%;width:34px;height:34px;background:var(--yellow);display:grid;place-items:center;font:11px 'Space Grotesk';flex-shrink:0}.route-card li:nth-child(2)>span{background:var(--blue)}.route-card li:nth-child(3)>span{background:var(--green)}.route-card strong{font-size:14px}.route-card small{display:block;font-size:11px;color:var(--muted);margin-top:5px}.route-foot{display:flex;justify-content:space-between;border-top:1px solid var(--line);padding:18px 0;font-size:10px;color:var(--muted)}.route-foot b{font:18px 'Space Grotesk';color:var(--ink);margin-right:4px}.workspace-head{border-block:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 max(40px,calc((100vw - 1280px)/2));background:white;gap:25px;position:sticky;top:0;z-index:5}.tabbar{display:flex;gap:28px}.tabbar a{font-size:13px;padding:21px 0;border-bottom:3px solid transparent;white-space:nowrap}.tabbar a.active{border-color:var(--ink);font-weight:700}.progress-compact{display:flex;align-items:center;gap:15px;font-size:10px;color:var(--muted);white-space:nowrap}progress{appearance:none;width:95px;height:6px;border:0;background:#eceef2;border-radius:4px}progress::-webkit-progress-bar{background:#eceef2;border-radius:4px}progress::-webkit-progress-value{background:#375b44;border-radius:4px}progress::-moz-progress-bar{background:#375b44;border-radius:4px}.workspace{display:grid;grid-template-columns:210px minmax(0,1fr);gap:55px;max-width:1280px;margin:0 auto}.sidebar{padding-top:43px;align-self:start;position:sticky;top:74px}.sidebar .eyebrow{font-size:9px;color:var(--muted)}#phase-nav{margin:20px 0 30px}#phase-nav a{display:flex;gap:11px;font-size:11px;padding:12px 0;line-height:1.5}#phase-nav span{font:10px 'Space Grotesk';color:#7d879a;padding-top:2px}#phase-nav b{font-weight:500}.sidebar-note{padding:18px 16px;border:1px solid #ddd9c9;background:#fffcec;border-radius:5px;margin-right:12px}.note-pin{font-size:25px;display:block;margin-bottom:6px}.sidebar-note strong{font-size:12px}.sidebar-note p,.save-tools p{font-size:11px;line-height:1.8;color:var(--muted);margin-bottom:0}.save-tools{padding-top:22px}.save-tools button,.import-label{display:block;border:0;background:none;padding:8px 0;font-size:11px;text-align:left;color:var(--muted);cursor:pointer}.save-tools button:hover,.import-label:hover{text-decoration:underline}.save-tools p{margin-bottom:6px}.content{min-width:0;padding:43px 0 55px}.section-intro{display:flex;justify-content:space-between;gap:25px;align-items:end;margin-bottom:25px}.section-intro .eyebrow{color:var(--muted);font-size:10px;margin-top:0}h2{font-size:32px;line-height:1.18;letter-spacing:-1px;margin-bottom:14px}.section-intro p:not(.eyebrow){font-size:13px;line-height:1.8;color:var(--muted);max-width:590px;margin-bottom:0}.legend{display:flex;flex-wrap:wrap;gap:10px;font-size:10px;color:var(--muted);max-width:240px;flex-shrink:0;justify-content:end}.legend span{display:flex;align-items:center;gap:5px}.legend-dot{width:8px;height:8px;border:1px solid #a2aabd;border-radius:50%;display:inline-block}.legend-dot.learning{background:#5372d8;border-color:#5372d8}.legend-dot.done{background:#2f704c;border-color:#2f704c}.map-tools,.resource-filter{display:flex;align-items:end;gap:15px;margin-top:25px}.map-tools label,.resource-filter label{font-size:10px;color:var(--muted)}input,select,textarea{border:1px solid #d6dbe3;background:white;color:var(--ink);border-radius:5px;padding:11px 12px;font-size:12px;max-width:100%}.search-label{flex:1}input[type=search]{display:block;width:100%;margin-top:7px}select{display:block;margin-top:7px}.view-toggle{display:flex;border:1px solid #d6dbe3;border-radius:5px;padding:3px;background:white}.view-toggle button{border:0;padding:8px 12px;font-size:11px;background:none;border-radius:3px}.view-toggle button[aria-pressed=true]{background:var(--ink);color:white}.result-count{font-size:10px;color:var(--muted);margin:14px 0}.roadmap-canvas{position:relative;border:1px solid var(--line);border-radius:8px;background-color:#fff;background-image:radial-gradient(#dce1e9 .8px,transparent .8px);background-size:17px 17px;padding:35px 28px 25px}.phase{position:relative;padding-bottom:48px;scroll-margin-top:95px}.phase:before{content:'';position:absolute;left:50%;top:30px;bottom:-10px;border-left:2px solid var(--ink);opacity:.65}.phase:last-child{padding-bottom:12px}.phase:last-child:before{bottom:40px}.phase-head{position:relative;text-align:center;margin:auto auto 27px;width:75%;z-index:1}.phase-head h3{display:inline-flex;gap:10px;align-items:center;border:1.5px solid var(--ink);background:var(--yellow);padding:13px 20px;font-size:15px;border-radius:4px;margin-bottom:7px;box-shadow:3px 3px 0 #101b3615}.phase-head span{font:10px 'Space Grotesk';opacity:.65}.phase-head small{display:table;margin:auto;background:white;padding:4px 8px;font:9px 'Space Grotesk';color:var(--muted)}.phase[data-color=blue] .phase-head h3{background:var(--blue)}.phase[data-color=purple] .phase-head h3{background:var(--purple)}.phase[data-color=green] .phase-head h3{background:var(--green)}.phase-nodes{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);column-gap:64px;row-gap:18px;position:relative}.topic-node{position:relative;display:flex;align-items:center;gap:10px;text-align:left;padding:16px 14px;border:1px solid #8991a3;border-radius:4px;background:#fffdf2;min-height:75px;width:100%;transition:background .15s,transform .15s}.topic-node:after{content:'';position:absolute;top:50%;right:-33px;width:32px;border-top:1px dashed #7b859b;pointer-events:none}.topic-node:nth-child(even):after{right:auto;left:-33px}.topic-node:hover{background:#fff2b6;transform:translateY(-2px);box-shadow:0 4px 0 #101b3610}.node-state{width:15px;height:15px;border:1px solid #a2aabd;border-radius:50%;font-size:10px;flex-shrink:0;display:grid;place-items:center;background:white}.topic-node strong{display:block;font:500 12px 'Space Grotesk';line-height:1.5}.topic-node small{display:block;font-size:9px;color:var(--muted);margin-top:5px;letter-spacing:.2px}.topic-node .node-arrow{font-size:12px;margin-left:auto;color:#838b9c;flex-shrink:0}.topic-node[data-status=learning]{background:#eaf0ff;border-color:#5676ce}.topic-node[data-status=learning] .node-state{background:#5372d8;border-color:#5372d8;color:white}.topic-node[data-status=done]{background:#edf7ef;border-color:#749682}.topic-node[data-status=done] .node-state{background:#2f704c;border-color:#2f704c;color:white}.topic-node.is-extension{background:#f7f9fd}.topic-node.is-extension[data-status=learning]{background:#eaf0ff}.topic-node.is-extension[data-status=done]{background:#edf7ef}.roadmap-canvas.list-layout .phase:before{display:none}.list-layout .phase-head{width:100%;text-align:left;margin-bottom:14px}.list-layout .phase-head small{display:inline;margin:0 10px}.list-layout .phase-nodes{display:block}.list-layout .topic-node{margin-bottom:10px;min-height:65px}.list-layout .topic-node:after{display:none}.source-note{font-size:10px;line-height:1.8;color:var(--muted);margin-top:18px}.notice{margin:20px auto;padding:15px 20px;max-width:1280px;background:#fff2c4;border:1px solid #dec57a;font-size:12px;line-height:1.7}.loading{padding:70px;text-align:center;color:var(--muted)}.weekly-plan{border-top:1px solid var(--line)}.week{display:grid;grid-template-columns:75px 1fr;gap:18px;padding:24px 0;border-bottom:1px solid var(--line)}.week-number{font:12px 'Space Grotesk';color:var(--muted)}.week h3{font-size:20px;margin-bottom:10px}.week p{font-size:12px;line-height:1.7;color:var(--muted)}.topic-chip{background:white;border:1px solid var(--line);padding:7px 9px;border-radius:4px;font-size:10px;margin:3px 3px 3px 0}.topic-chip:hover{background:var(--yellow)}.resource-list{border-top:1px solid var(--line)}.resource{padding:24px 0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:1fr 165px;gap:25px}.resource h3{font-size:17px;margin-bottom:10px}.resource p{font-size:12px;line-height:1.8;color:var(--muted);margin:7px 0}.resource-meta{font:9px 'Space Grotesk';letter-spacing:.4px;color:var(--muted);line-height:1.8}.resource .tag{display:inline-block;background:#edf0f7;padding:5px 8px;font-size:10px;border-radius:3px;margin-bottom:8px}.resource small{font-size:9px;line-height:1.7;display:block;color:var(--muted)}.connection-list{border-top:1px solid var(--line)}.connection{padding:25px 0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:40px 1fr;gap:18px}.connection>span{font:12px 'Space Grotesk';color:var(--muted)}.connection h3{font-size:21px;margin:6px 0 12px}.connection p{font-size:12px;line-height:1.8;color:var(--muted);max-width:650px}.connection-links{display:flex;gap:20px;font-size:11px;font-weight:600}.connection small{font:9px 'Space Grotesk';letter-spacing:1px;color:#465d97}footer{border-top:1px solid var(--line);max-width:1280px;margin:auto;padding:30px 0;display:flex;justify-content:space-between;gap:20px;font-size:11px;color:var(--muted)}footer p{margin:0}.footer-brand{font-weight:700;color:var(--ink)}dialog{border:0;border-left:1px solid var(--line);margin:0 0 0 auto;max-width:min(560px,100%);width:560px;height:100dvh;max-height:100dvh;background:var(--paper);padding:0 30px 40px;color:var(--ink);box-shadow:-15px 0 80px #101b3633}dialog::backdrop{background:#101b3660;backdrop-filter:blur(2px)}.detail-top{position:sticky;top:0;background:var(--paper);z-index:2;display:flex;align-items:center;justify-content:space-between;padding:18px 0;border-bottom:1px solid var(--line);margin-bottom:24px}.detail-top .eyebrow{font-size:9px}.detail-top button{border:1px solid var(--line);border-radius:50%;width:32px;height:32px;background:white;font-size:22px}#detail-body h2{font-size:32px;margin-top:10px}#detail-body p,#detail-body li{font-size:13px;line-height:1.85;color:var(--muted)}#detail-body h3{font:11px 'Space Grotesk';letter-spacing:1px;text-transform:uppercase;margin:28px 0 11px}#detail-body ul{padding-left:20px}.detail-context{padding:15px 17px;background:#eef2fc;border-left:3px solid #8ca0de}.exit-check{background:#e9f4ed;border:1px solid #bdd5c6;padding:15px 17px;border-radius:4px}.exit-check b{font-size:10px;letter-spacing:1px}.exit-check p{margin:7px 0 0}#detail-body pre{background:var(--ink);color:#f6edce;border-radius:6px;padding:18px;font:11px/1.8 ui-monospace,monospace;overflow:auto}#detail-body .chapter-link{display:inline-block;font-size:12px;font-weight:600;border:1px solid #d3bd66;background:#fff4c7;padding:10px 13px;border-radius:4px}.detail-links a{display:block;font-size:12px;padding:7px 0;text-decoration:underline;text-underline-offset:3px}.prereq-list{display:flex;flex-wrap:wrap}.prereq-list button{background:white;border:1px solid var(--line);font-size:10px;margin:3px;padding:7px 8px;border-radius:4px}.detail-status label,.notes-label{font-size:11px;font-weight:600;display:block;margin:22px 0 8px}.detail-status select{width:100%}.notes-label textarea{display:block;width:100%;margin-top:8px;line-height:1.7;min-height:100px;resize:vertical}.save-hint{font-size:10px!important}.video-button{display:block;border:0;background:none;padding:10px 0;font-size:11px;text-decoration:underline}.video-frame{width:100%;aspect-ratio:16/9;border:0;border-radius:6px;margin-top:10px}.empty{padding:40px 15px;text-align:center;font-size:13px;color:var(--muted)}
@media(min-width:1450px){.hero,.workspace,footer{max-width:1280px}}@media(max-width:1360px){.hero,.workspace,footer{margin-left:40px;margin-right:40px}.hero{gap:65px}.workspace{gap:32px;grid-template-columns:190px minmax(0,1fr)}}@media(max-width:1050px){.hero{gap:35px;grid-template-columns:1.2fr 1fr}.route-card{padding:22px 20px 0}.workspace{grid-template-columns:165px minmax(0,1fr);gap:25px}.phase-nodes{column-gap:40px}.topic-node:after{width:20px;right:-21px}.topic-node:nth-child(even):after{left:-21px}.topic-node{padding:13px 10px}.legend{max-width:100px}.progress-compact progress{display:none}.tabbar{gap:20px}.roadmap-canvas{padding:28px 20px}.phase-head{width:90%}}
@media(max-width:780px){.topbar{padding:0 22px;height:80px}.topbar nav{gap:16px;font-size:11px}.hero{margin:0 24px;padding:43px 0;grid-template-columns:1fr;gap:28px}h1{font-size:59px;letter-spacing:-3px}.lede{font-size:14px}.route-card{transform:none;max-width:none}.route-card ol{display:flex;gap:16px;margin:16px 0}.route-card ol:before{display:none}.route-card li{display:block;flex:1;margin:0}.route-card li>span{margin-bottom:10px}.route-card strong{font-size:12px}.route-card small{font-size:10px;line-height:1.6}.route-foot{padding:14px 0}.workspace-head{padding:0 20px;display:block}.tabbar{justify-content:space-between;gap:10px}.tabbar a{font-size:11px;padding:17px 0}.progress-compact{padding:8px 0 10px;justify-content:space-between}.progress-compact progress{display:block;flex:1;max-width:220px}.workspace{display:block;margin:0 20px}.sidebar{position:static;padding-top:20px;display:flex;flex-wrap:wrap;align-items:center;gap:10px}.sidebar>.eyebrow,.sidebar-note,#phase-nav{display:none}.save-tools{padding:0;display:flex;gap:13px;align-items:center;flex-wrap:wrap}.save-tools p{width:100%;margin:0}.save-tools button,.import-label{font-size:10px;padding:4px 0}.content{padding-top:30px}.section-intro{display:block}.legend{max-width:none;justify-content:start;margin-top:18px}h2{font-size:29px}.section-intro p:not(.eyebrow){font-size:12px}.map-tools{gap:9px;flex-wrap:wrap}.search-label{min-width:160px}.map-tools select{max-width:120px}.view-toggle{margin-left:auto}.roadmap-canvas{padding:25px 14px}.phase-head h3{font-size:13px;padding:12px 14px}.phase-head{width:100%}.phase-nodes{column-gap:26px;row-gap:12px}.topic-node{padding:11px 9px;min-height:84px;gap:7px}.topic-node strong{font-size:11px}.topic-node small{font-size:8px}.node-arrow{display:none}.node-state{width:12px;height:12px;font-size:8px}.topic-node:after{width:13px;right:-14px}.topic-node:nth-child(even):after{left:-14px}.resource{grid-template-columns:1fr;gap:10px}.resource aside{display:flex;flex-wrap:wrap;align-items:start;gap:10px}.resource small{width:100%}.resource-meta{display:block}.week{grid-template-columns:45px 1fr;gap:10px}.week h3{font-size:18px}.week-number{font-size:10px}.connection{grid-template-columns:25px 1fr;gap:10px}.connection h3{font-size:19px}footer{margin:0 24px;padding:25px 0;display:block}footer p{margin:10px 0}dialog{padding:0 22px 30px}#detail-body h2{font-size:28px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}@media print{.topbar,.hero-actions,.sidebar,.workspace-head,.map-tools,footer,dialog,.legend{display:none!important}.workspace{display:block;margin:0}.content{padding:0}.hero{padding:20px}.route-card{box-shadow:none}.phase{break-inside:avoid}.roadmap-canvas{border:0}}
