@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:#f5f6f8;--panel:#fff;--ink:#18232b;--muted:#64747e;--line:#dfe5e8;--accent:#ccff74;--green:#315d35;--nav:#122329;--code:#122329;--soft:#edf2eb}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.65 'DM Sans',sans-serif}h1,h2,h3,h4,button,.brand{font-family:Manrope,sans-serif}button,a,input,textarea,select{touch-action:manipulation}button{cursor:pointer}a{color:inherit}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid #749e35;outline-offset:4px}.skip{position:absolute;top:-100px;z-index:10;background:var(--accent);padding:12px}.skip:focus{top:10px}.sidebar{width:266px;position:fixed;inset:0 auto 0 0;background:var(--nav);color:#d4dfe1;padding:32px 23px;display:flex;flex-direction:column;z-index:5}.brand{display:flex;align-items:center;gap:11px;text-decoration:none;font-size:18px;font-weight:800;letter-spacing:2px}.brand-icon{width:36px;height:40px;display:grid;place-items:center;background:var(--accent);color:#182d2b;clip-path:polygon(0 0,100% 0,100% 75%,50% 100%,0 75%)}.brand small{display:block;font-size:8px;letter-spacing:2.5px;color:#95a8ae}.cohort{font-size:9px;letter-spacing:1.4px;color:#93a6ab;margin:42px 0 14px}.nav-section{font-size:10px;letter-spacing:1.4px;color:#7e969b;margin:22px 11px 7px}.nav-link{display:flex;align-items:center;gap:10px;padding:9px 12px;margin:3px 0;border-radius:7px;text-decoration:none;font-size:12px;color:#b9cbce}.nav-link:hover{background:#21373d}.nav-link.active{background:#ccff741c;color:var(--accent);box-shadow:inset 2px 0 var(--accent)}.nav-link .num{color:#91a4a9;font-size:10px;width:18px}.nav-link .check{margin-left:auto;color:var(--accent)}nav{overflow:auto}.sidebar-bottom{margin-top:auto;padding-top:22px;font-size:11px}.progress-label{display:flex;justify-content:space-between}.track{height:4px;background:#30454a;margin:12px 0;border-radius:4px;overflow:hidden}.track i{display:block;background:var(--accent);height:100%;transition:width .3s}.sidebar-bottom p{color:#91a6ac;font-size:10px;line-height:1.7}.text-button{border:0;background:transparent;color:inherit;padding:5px 0;text-align:left}.workspace{margin-left:266px}header{height:82px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 44px;background:var(--panel)}.breadcrumbs{font-size:12px;color:var(--muted)}.breadcrumbs span{padding:0 15px;color:#acb8be}.header-right{display:flex;align-items:center;gap:9px;font-size:9px;letter-spacing:1.2px}.live-dot{width:6px;height:6px;border-radius:50%;background:#6caa4e}#theme{margin-left:16px;border:1px solid var(--line);color:var(--ink);background:var(--panel);border-radius:50%;width:30px;height:30px}.menu{display:none}main{max-width:1330px;margin:auto;padding:38px 44px 70px}.eyebrow{font-size:10px;letter-spacing:2px;font-weight:700;color:var(--green);text-transform:uppercase}.hero{background:#e9efdf;border:1px solid #d9e2cd;border-radius:16px;display:grid;grid-template-columns:1.15fr 1fr;overflow:hidden;min-height:360px}.hero-copy{padding:38px}.pill{display:inline-flex;border:1px solid #aebda1;border-radius:20px;padding:5px 10px;font-size:9px;letter-spacing:1px;gap:8px}h1{font-size:clamp(34px,3.6vw,57px);line-height:1.12;letter-spacing:-2.4px;margin:24px 0 16px;font-weight:800}h1 em{font-style:normal;color:#557b3b}.hero p{max-width:430px;color:#526653;font-size:13px;line-height:1.8}.btn{display:inline-flex;align-items:center;justify-content:center;gap:20px;padding:13px 19px;text-decoration:none;background:var(--nav);color:#fff;border:1px solid transparent;border-radius:7px;font-size:12px;font-weight:700}.btn:hover{transform:translateY(-1px)}.btn.lime{background:var(--accent);color:#19302a}.btn.secondary{color:var(--ink);background:transparent;border-color:var(--line)}.hero-actions{display:flex;align-items:center;gap:15px;margin-top:24px}.hero-actions small{font-size:10px;color:#647762}.hero-art{display:flex;align-items:center;justify-content:center;position:relative;background:radial-gradient(ellipse at 60% 40%,#e0ebcc,transparent 65%);min-height:300px}.hero-art svg{width:100%;height:100%;max-height:390px}.stats{display:grid;grid-template-columns:repeat(4,1fr);margin:24px 0 36px;background:var(--panel);border:1px solid var(--line);border-radius:10px}.stat{padding:18px 24px;border-right:1px solid var(--line)}.stat:last-child{border:0}.stat b{font-size:22px;display:block;line-height:1.4;letter-spacing:-.6px}.stat span{font-size:10px;color:var(--muted)}.section-heading{display:flex;justify-content:space-between;align-items:end;margin:30px 0 18px}h2{font-size:24px;letter-spacing:-.8px;line-height:1.3;margin:7px 0}h3{font-size:16px;letter-spacing:-.3px;margin:10px 0}.section-heading p{font-size:12px;color:var(--muted);margin:0}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:20px}.day-card,.card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:25px}.day-card .day-index{font-size:10px;letter-spacing:1.5px;color:var(--green);display:flex;justify-content:space-between}.day-card p,.card p{font-size:12px;color:var(--muted)}.day-list{list-style:none;padding:0;margin:19px 0}.day-list li{display:flex;align-items:center;gap:12px;border-top:1px solid var(--line);padding:10px 0;font-size:12px}.day-list li span{color:var(--muted);font-size:10px}.day-list li small{margin-left:auto;color:var(--muted)}.card-footer{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--line);padding-top:16px}.tag{font-size:9px;border-radius:4px;background:var(--soft);padding:4px 8px;color:var(--green)}.arrow-link{font-size:12px;font-weight:bold;text-decoration:none}.mission{margin:26px 0;background:var(--nav);color:#fff;border-radius:12px;padding:27px;display:flex;gap:24px;align-items:center}.mission-icon{color:var(--accent);font-size:34px}.mission h3{margin:0}.mission p{font-size:12px;color:#aac0c5;margin:6px 0}.mission a{margin-left:auto;flex-shrink:0}.small-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.small-grid .card{padding:19px}.icon-box{font-size:22px;margin-bottom:12px;color:var(--green)}footer{border-top:1px solid var(--line);padding:20px 44px;font-size:10px;color:var(--muted);display:flex;justify-content:space-between}.lesson-head{max-width:820px}.lesson-head h1{font-size:42px}.lesson-head p{color:var(--muted);font-size:14px}.meta{display:flex;gap:15px;color:var(--muted);font-size:11px;margin:22px 0}.lesson-layout{display:grid;grid-template-columns:minmax(0,1fr) 265px;gap:26px;margin-top:30px}.reading{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:30px}.reading p,.reading li{font-size:14px;line-height:1.9}.reading h2{font-size:22px;margin-top:32px}.reading h2:first-child{margin-top:0}.callout{background:var(--soft);border-left:3px solid #91b55f;padding:16px 19px;border-radius:0 8px 8px 0;margin:23px 0;font-size:13px}.steps{counter-reset:step;padding:0;list-style:none}.steps li{position:relative;padding:0 0 23px 40px}.steps li:before{counter-increment:step;content:counter(step);position:absolute;left:0;top:2px;background:var(--soft);color:var(--green);font-size:12px;border:1px solid var(--line);width:25px;height:25px;border-radius:50%;display:grid;place-items:center}.steps li strong{display:block}.steps p{margin:4px 0}.code-wrap{position:relative;margin:15px 0}pre{background:var(--code);color:#d5edc2;border-radius:9px;padding:21px;overflow:auto;font:12px/1.8 Consolas,monospace;white-space:pre-wrap;word-break:break-word}.copy{position:absolute;right:9px;top:9px;background:#31474e;color:#fff;border:0;border-radius:4px;padding:4px 9px;font-size:10px}.side-note{position:sticky;top:24px;align-self:start}.side-note .card{padding:20px;margin-bottom:15px}.side-note ul{padding-left:17px;color:var(--muted);font-size:12px}.lab{border:1px solid var(--line);border-radius:10px;padding:23px;margin-top:22px;background:var(--bg)}.lab label,.lab legend{font-size:12px;font-weight:bold;display:block;margin:12px 0 7px}input,textarea,select{width:100%;background:var(--panel);color:var(--ink);padding:12px;border:1px solid #b4c2c9;border-radius:6px;font:13px/1.6 inherit}textarea{min-height:110px;resize:vertical}.lab button{margin-top:14px}.lab-result{padding:12px 0;font-size:13px}.success{color:#3c792d}.error{color:#b23e3e}.quiz-option{display:block;text-align:left;width:100%;border:1px solid var(--line);border-radius:6px;background:var(--panel);color:var(--ink);padding:13px;margin:8px 0;font-size:13px}.quiz-option.selected{border-color:#6f974b;background:var(--soft)}.quiz-option input{width:auto;margin-right:10px}.completion{margin-top:30px;padding:22px;border:1px solid var(--line);border-radius:10px;display:flex;align-items:center;gap:20px;background:var(--panel)}.completion p{margin:0;color:var(--muted);font-size:12px}.completion .btn{margin-left:auto}.references li{margin-bottom:12px}.diagram{padding:24px;border:1px solid var(--line);border-radius:9px;margin:22px 0;text-align:center;display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap}.node{border:1px solid var(--line);border-radius:8px;padding:12px 15px;background:var(--soft);font-size:12px}.diagram .flow{color:#7c965e}.table-scroll{overflow:auto}table{width:100%;border-collapse:collapse;font-size:12px}th,td{text-align:left;border-bottom:1px solid var(--line);padding:11px;vertical-align:top}th{color:var(--muted);font-size:10px}#toast{position:fixed;bottom:25px;right:25px;padding:12px 20px;background:var(--nav);color:white;border-radius:8px;opacity:0;pointer-events:none;transition:opacity .2s;z-index:20}.search{max-width:330px;margin:20px 0}.journal-label{display:block;margin:18px 0 8px;font-size:13px}.breakdown{display:flex;gap:10px;flex-wrap:wrap}.breakdown span{background:var(--soft);padding:5px 10px;font-size:11px;border-radius:4px}.mobile-close{display:none}body.dark{--bg:#0c181e;--panel:#14262d;--ink:#e5edef;--muted:#a8bbc1;--line:#2a424c;--green:#b1d58b;--soft:#23392b}body.dark .hero{background:#243a2d;border-color:#3e5140}body.dark .hero p,body.dark .hero-actions small{color:#c0d3b8}body.dark h1 em{color:#c6ed95}.reading details{margin:15px 0}.reading summary{cursor:pointer;font-size:13px;font-weight:bold}button:disabled{cursor:default;opacity:.55}.empty{padding:30px;color:var(--muted)}
@media(min-width:1550px){main{padding-top:48px}.hero{min-height:390px}.hero-copy{padding:44px}h1{font-size:60px}}@media(max-width:1100px){.sidebar{width:225px;padding:25px 16px}.workspace{margin-left:225px}main{padding:28px}.hero-copy{padding:27px}.hero{grid-template-columns:1.2fr 1fr}.hero-art{min-height:260px}h1{font-size:40px}.lesson-layout{grid-template-columns:1fr}.side-note{position:static;display:grid;grid-template-columns:1fr 1fr;gap:15px}.header-right{font-size:8px}.small-grid{grid-template-columns:1fr}.mission{align-items:start}.mission a{margin-left:0}}@media(max-width:760px){.sidebar{transform:translateX(-100%);width:266px;transition:transform .2s}.sidebar.open{transform:none;box-shadow:0 0 0 100vw #0007}.workspace{margin-left:0}header{height:64px;padding:0 20px;gap:12px}.menu{display:block;background:transparent;border:0;color:var(--ink);font-size:20px}.breadcrumbs{margin-right:auto;font-size:11px}.header-right{font-size:0}.header-right #theme{font-size:18px;margin:0}main{padding:22px 18px 45px}.hero{display:flex;flex-direction:column}.hero-copy{padding:27px}.hero-art{height:230px;min-height:230px}.hero-art svg{max-height:260px}h1{font-size:43px;letter-spacing:-1.8px}.hero p{font-size:13px}.stats{grid-template-columns:1fr 1fr;margin-bottom:24px}.stat{padding:15px 20px}.stat:nth-child(2){border-right:0}.stat:nth-child(-n+2){border-bottom:1px solid var(--line)}.grid2{grid-template-columns:1fr}.section-heading{display:block}.section-heading p{margin-top:7px}.mission{flex-wrap:wrap;gap:15px}.mission a{width:100%}.lesson-head h1{font-size:34px}.reading{padding:22px}.side-note{grid-template-columns:1fr}.completion{flex-wrap:wrap}.completion .btn{width:100%}.meta{flex-wrap:wrap;gap:9px}footer{padding:20px;display:block}footer span{display:block;margin-top:5px}.diagram{padding:15px}.node{padding:10px}}
@media print{.sidebar,header,footer,.btn,.copy,#toast{display:none}.workspace{margin:0}main{max-width:none;padding:0}.reading,.card{border:0}.lesson-layout{display:block}.side-note{position:static}.hero-art{display:none}body{background:white;color:black}pre{white-space:pre-wrap}}

@media(max-width:760px){.hero h1{font-size:34px;letter-spacing:-1.4px}.hero-actions{flex-direction:column;align-items:flex-start;gap:12px}.hero-actions .btn{min-width:185px}.hero-copy{min-width:0}}