@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Manrope:wght@400;500;600;700;800&display=swap');
:root{--bg:#f6f7f9;--ink:#192c36;--muted:#6d7b83;--teal:#007e80;--light:#e7f4f2;--line:#e1e7e9;--orange:#d98243;--font:'DM Sans',sans-serif}*{box-sizing:border-box}body{margin:0;color:var(--ink);background:var(--bg);font-family:var(--font);font-size:14px;line-height:1.6}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}button,a,input,textarea,summary{outline-offset:4px}button{cursor:pointer}button:disabled{cursor:default;opacity:.5}.sidebar{position:fixed;inset:0 auto 0 0;width:242px;background:#fff;border-right:1px solid var(--line);padding:35px 24px 18px;display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:12px;font-family:Manrope,sans-serif;font-size:24px;font-weight:800;letter-spacing:-1px}.brand small{display:block;font:9px var(--font);letter-spacing:1.8px;margin-top:2px;color:var(--muted)}.brand-mark{background:var(--teal);color:#fff;border-radius:12px;padding:4px 9px 8px;font-size:23px;letter-spacing:-2px}.brand-mark span{font-size:18px;margin-left:2px}.nav-label,.tiny-label{font-size:10px;letter-spacing:1.6px;font-weight:700;color:#8a969d}.nav-label{margin:51px 12px 17px}nav{display:grid;gap:7px}nav a{display:flex;gap:13px;align-items:center;padding:11px 13px;border-radius:7px;color:#65767d;font-size:14px}nav a.active{color:var(--teal);background:var(--light);font-weight:700}nav a:hover{background:#f0f6f5}.pill{margin-left:auto;background:#fff;padding:0 6px;font-size:10px;border-radius:4px}.side-note{margin:45px 12px 20px;padding-top:26px;border-top:1px solid var(--line)}.side-note p{font-family:Manrope,sans-serif;font-size:17px;line-height:1.7;font-weight:600}.line-art{display:block;margin-top:23px;color:#a9c2c0;font:18px monospace}.side-bottom{margin-top:auto;display:flex;align-items:center;gap:10px;font-size:11px;border-top:1px solid var(--line);padding-top:20px}.side-bottom small{display:block;color:var(--muted);font-size:9px}.avatar{background:#f1eadd;color:#92754b;border-radius:50%;width:31px;height:31px;display:grid;place-items:center}.workspace{margin-left:242px}.topbar{height:77px;display:flex;align-items:center;justify-content:space-between;padding:0 45px;border-bottom:1px solid var(--line);background:#fff;font-size:12px;color:var(--muted)}.top-actions{display:flex;align-items:center;gap:22px}.quiet{border:1px solid var(--line);background:white;border-radius:6px;padding:7px 11px;color:#536970;font-size:11px}main{max-width:1400px;margin:auto;padding:36px 45px 50px;min-height:85vh}.eyebrow{font-size:10px;font-weight:700;letter-spacing:2px;text-transform:uppercase;color:var(--teal);display:flex;align-items:center;gap:8px}.eyebrow:before{content:'';width:7px;height:7px;border-radius:50%;background:#51a59d}h1,h2,h3{font-family:Manrope,var(--font);line-height:1.25}h1{font-size:34px;letter-spacing:-1.5px;margin:12px 0}h2{font-size:21px;letter-spacing:-.6px;margin:0}h3{font-size:16px;letter-spacing:-.4px}p{margin:10px 0}.intro{color:var(--muted);font-size:14px}.page-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:27px}.date-chip{font-size:10px;border:1px solid var(--line);background:white;padding:6px 10px;border-radius:20px;color:var(--muted)}.hero{display:grid;grid-template-columns:1.25fr 1fr;min-height:285px;border-radius:13px;overflow:hidden;background:#143f43;color:#fff;position:relative}.hero-copy{padding:34px 36px;position:relative;z-index:1}.hero .eyebrow{color:#9dd8c9}.hero h2{font-size:31px;max-width:420px;line-height:1.3;letter-spacing:-1px;margin:17px 0 10px}.hero p{color:#b5cece;max-width:370px;font-size:12px}.hero-art{position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center;background:radial-gradient(ellipse at center,#1d5556,transparent 70%)}.orbit{width:260px;height:260px;border:1px solid #42707188;border-radius:50%;position:absolute;transform:rotate(-25deg) scaleY(.72)}.orbit.o2{width:350px;height:350px;transform:rotate(28deg) scaleY(.72)}.code-window{background:#103237;transform:rotate(-5deg);border:1px solid #58817e;border-radius:9px;padding:15px 21px;box-shadow:18px 20px 0 #0a292838;width:285px;font-size:11px}.dots{color:#7bad9c;letter-spacing:4px;margin-bottom:17px}.code-window pre{color:#c7dddd;font:12px/1.9 monospace;margin:0}.code-window b{color:#e8b982;font-weight:400}.code-window em{color:#82cebc;font-style:normal}.float-badge{position:absolute;right:18px;bottom:28px;border:1px solid #56837c;background:#204e4d;padding:9px 14px;transform:rotate(4deg);font-size:10px;border-radius:6px;color:#bce2d4}.btn{display:inline-flex;align-items:center;justify-content:center;gap:15px;background:var(--teal);color:white;border:0;padding:11px 18px;border-radius:6px;font-size:12px;font-weight:600}.btn:hover{background:#006568}.hero .btn{background:#e0f4b4;color:#203f35;margin-top:17px}.btn.secondary{background:#fff;color:var(--ink);border:1px solid var(--line)}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:15px;margin:23px 0 31px}.stat{border:1px solid var(--line);border-radius:9px;background:#fff;padding:17px 19px;display:flex;align-items:center;gap:15px}.stat-icon{border-radius:9px;background:#edf6f4;color:var(--teal);width:39px;height:39px;display:grid;place-items:center;font-size:18px}.stat:nth-child(2) .stat-icon{background:#f3edf9;color:#9072b1}.stat:nth-child(3) .stat-icon{background:#fff3e9;color:#c48a55}.stat:nth-child(4) .stat-icon{background:#edf1fb;color:#6988b9}.stat strong{display:block;font-family:Manrope,sans-serif;font-size:21px;line-height:1.2}.stat small{font-size:10px;color:var(--muted)}.section-head{display:flex;align-items:center;justify-content:space-between;margin:0 0 17px}.section-head a{font-size:11px;color:var(--teal);font-weight:600}.dashboard-grid{display:grid;grid-template-columns:minmax(0,2fr) minmax(250px,1fr);gap:24px}.card{background:#fff;border:1px solid var(--line);border-radius:10px;overflow:hidden}.continue{padding:24px}.meta{font-size:10px;color:var(--muted);display:flex;gap:13px;align-items:center}.tag{background:var(--light);color:var(--teal);font-size:9px;border-radius:4px;padding:3px 7px;font-weight:700;letter-spacing:.5px}.continue h3{font-size:20px;margin:17px 0 9px}.continue p{font-size:12px;color:var(--muted);margin-bottom:20px}.progress-track{height:5px;background:#edf1f1;border-radius:5px;overflow:hidden}.progress-track>span{display:block;background:var(--teal);height:100%}.progress-label{display:flex;justify-content:space-between;color:var(--muted);font-size:10px;margin-bottom:8px}.continue-bottom{display:flex;align-items:center;justify-content:space-between;margin-top:20px}.continue-bottom span{font-size:11px;color:var(--muted)}.callout{background:#eef2e8;border:1px solid #e0e6d9;border-radius:10px;padding:22px;margin-bottom:20px}.callout .tiny-label{color:#69825e}.callout h3{font-size:18px;line-height:1.4;margin:11px 0}.callout p{font-size:11px;color:#71806c}.callout a{font-size:11px;color:#496a43;font-weight:700}.roadmap{margin-top:29px}.module-list{display:grid;gap:11px}.module-row{display:flex;gap:17px;align-items:center;padding:17px 20px;background:white;border:1px solid var(--line);border-radius:9px;transition:border-color .2s}.module-row:hover{border-color:#6ba8a0}.module-number{width:36px;height:36px;flex-shrink:0;display:grid;place-items:center;background:#f1f5f5;color:#7b9094;border-radius:8px;font:600 12px Manrope,sans-serif}.module-row.current .module-number{background:var(--light);color:var(--teal)}.module-text{flex:1}.module-text h3{margin:0 0 4px;font-size:13px}.module-text p{margin:0;font-size:10px;color:var(--muted)}.row-end{font-size:10px;color:var(--muted);display:flex;gap:20px;align-items:center}.small-arrow{color:var(--teal);font-size:16px}.resource-mini{padding:22px}.resource-mini h3{margin-top:0}.resource-mini a{display:flex;justify-content:space-between;border-top:1px solid var(--line);padding:12px 0;font-size:11px;color:#597077}.resource-mini p{font-size:11px;color:var(--muted)}footer{padding:20px 45px;border-top:1px solid var(--line);font-size:10px;color:#8a969b;display:flex;justify-content:space-between}.toolbar{display:flex;gap:12px;margin:20px 0}input[type=search],select{background:#fff;border:1px solid var(--line);padding:11px 13px;border-radius:6px;color:var(--ink)}input[type=search]{flex:1}.path-module{margin-bottom:20px}.module-heading{padding:23px;display:flex;align-items:start;gap:20px;background:#fcfdfd}.module-heading h2{font-size:19px}.module-heading p{font-size:12px;color:var(--muted)}.lesson-link{display:flex;align-items:center;gap:15px;border-top:1px solid var(--line);padding:14px 24px;font-size:12px}.lesson-link:hover{background:#f1f8f6}.lesson-link .duration{margin-left:auto;color:var(--muted);font-size:10px}.check-dot{color:var(--teal);width:20px}.lesson-layout{display:grid;grid-template-columns:minmax(0,1fr) 230px;gap:30px}.lesson-body{background:white;border:1px solid var(--line);border-radius:11px;padding:35px}.lesson-body h2{font-size:20px;margin:30px 0 13px}.lesson-body h3{margin-top:25px}.lesson-body p{font-size:14px;line-height:1.85;color:#4d616c;white-space:pre-line}.lesson-body li{color:#4d616c;margin:7px 0;font-size:13px}.lesson-body pre,.project-detail pre{background:#13373d;color:#d1e7e4;padding:22px;border-radius:8px;overflow:auto;font:12px/1.8 Consolas,monospace;tab-size:2}.lesson-aside{position:sticky;top:20px;align-self:start}.lesson-aside .card{padding:19px;margin-bottom:16px}.lesson-aside h3{font-size:12px;margin:0 0 13px}.lesson-aside a{display:block;color:var(--teal);font-size:11px;padding:6px 0;overflow-wrap:anywhere}.lesson-aside p{color:var(--muted);font-size:11px}.lesson-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}.editor,textarea.notes{display:block;width:100%;border:1px solid #b8cdca;border-radius:7px;padding:15px;min-height:180px;font:12px/1.7 Consolas,monospace;background:#f8fbfa;color:#22434a;resize:vertical}.notes{font-family:var(--font)!important;font-size:13px!important;min-height:120px!important}.quiz{background:#f3f8f7;padding:21px;border-radius:8px;margin:25px 0}.quiz h3{margin-top:0}.quiz label{display:flex;gap:9px;padding:9px 0;font-size:13px;cursor:pointer}.feedback{font-size:12px;margin-top:12px;color:var(--teal)}details{border:1px solid var(--line);border-radius:7px;padding:13px;margin:15px 0}summary{font-weight:600;font-size:12px;cursor:pointer}.project-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.project-card{padding:25px;display:flex;flex-direction:column}.project-card h3{font-size:20px;margin-bottom:8px}.project-card p{font-size:12px;color:var(--muted);flex:1}.project-card .btn{align-self:start;margin-top:15px}.project-detail{max-width:850px}.project-detail li{margin:12px 0}.rubric{background:#edf5f3;border-radius:8px;padding:22px;margin:20px 0}.rubric label{display:flex;align-items:start;gap:12px;padding:8px 0;font-size:13px}.sources-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:17px}.source-card{padding:22px}.source-card p{color:var(--muted);font-size:12px}.source-card a{color:var(--teal);font-size:12px}.source-card ul{padding-left:18px;font-size:12px}.notice{background:#fff9e9;border:1px solid #efe3bf;border-radius:8px;padding:17px;font-size:12px;color:#7c693f;margin:18px 0}.empty{text-align:center;padding:45px;color:var(--muted)}#toast{position:fixed;bottom:25px;left:50%;background:#143f43;color:white;padding:12px 23px;border-radius:8px;box-shadow:0 5px 25px #0002;display:none;z-index:10;font-size:12px}.skip{position:fixed;top:-100px;left:20px;background:white;padding:10px;z-index:99}.skip:focus{top:10px}.note-card{padding:23px;margin-bottom:18px}.note-card a{color:var(--teal);font-weight:600}.note-card p{white-space:pre-wrap;color:var(--muted)}.page-tools{display:flex;gap:10px;margin-top:25px}.assessment-score{font-size:35px;font-weight:700;color:var(--teal)}@media(min-width:1500px){main{padding-top:45px}.hero{min-height:320px}}@media(max-width:1150px){.sidebar{width:208px;padding:30px 17px}.workspace{margin-left:208px}main{padding:28px}.topbar{padding:0 28px}.stats{gap:10px}.stat{padding:14px 11px;gap:9px}.stat-icon{width:31px;height:31px}.hero-copy{padding:27px}.hero h2{font-size:28px}.dashboard-grid{grid-template-columns:1.7fr 1fr}.lesson-layout{grid-template-columns:minmax(0,1fr) 195px}.lesson-body{padding:25px}}@media(max-width:850px){.sidebar{position:static;width:auto;padding:15px 20px;border-right:0;border-bottom:1px solid var(--line)}.brand{font-size:21px}.brand small,.nav-label,.side-note,.side-bottom{display:none}nav{display:flex;margin-top:17px;gap:5px;overflow:auto}nav a{white-space:nowrap;font-size:11px;padding:8px 10px;gap:6px}.workspace{margin:0}.topbar{height:55px;padding:0 20px}.top-actions a{display:none}main{padding:25px 20px}.hero{grid-template-columns:1.3fr 1fr}.hero-art{min-width:0}.code-window{transform:rotate(-5deg) scale(.8)}.float-badge{display:none}.stats{grid-template-columns:repeat(2,1fr)}.dashboard-grid{grid-template-columns:1fr}.dashboard-right{display:grid;grid-template-columns:1fr 1fr;gap:15px}.callout{margin:0}.lesson-layout{grid-template-columns:1fr}.lesson-aside{position:static;display:grid;grid-template-columns:1fr 1fr;gap:15px}.project-grid{grid-template-columns:1fr 1fr}footer{padding:20px}}@media(max-width:560px){h1{font-size:28px}.page-head{align-items:start}.date-chip{display:none}.hero{display:block}.hero-copy{padding:26px}.hero h2{font-size:28px}.hero-art{display:none}.stats{gap:9px}.stat strong{font-size:20px}.dashboard-right,.project-grid,.sources-grid{grid-template-columns:1fr}.row-end>span:first-child{display:none}.module-row{padding:15px}.lesson-body{padding:20px}.lesson-aside{display:block}.toolbar{flex-wrap:wrap}.toolbar input{min-width:100%}.topbar{font-size:10px}.top-actions{gap:5px}.module-heading{padding:18px;gap:12px}.lesson-link{padding:14px 18px}.continue-bottom span{max-width:100px}.page-tools{flex-wrap:wrap}footer span{display:none}}