:root{--bg:#f7f8f5;--paper:#fff;--ink:#1c302c;--muted:#67766e;--line:#e1e6de;--green:#246c53;--lime:#dcecc3;--orange:#d5683d;--blue:#527797;--radius:16px}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.65 'DM Sans',sans-serif}button,input,select{font:inherit}button,a,input,select{ -webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:inherit;text-decoration:none}a:hover{color:var(--green)}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid var(--orange);outline-offset:4px}button:disabled{cursor:default;opacity:.7}h1,h2,h3,h4,.brand{font-family:Manrope,sans-serif;line-height:1.25}h1{font-size:38px;letter-spacing:-1.5px;margin:10px 0 16px;font-weight:800}h2{font-size:24px;letter-spacing:-.7px;margin:0}h3{font-size:18px;margin:0 0 10px}p{margin:0 0 15px}small{font-size:12px}#sidebar{width:246px;background:#fff;position:fixed;inset:0 auto 0 0;border-right:1px solid var(--line);padding:34px 22px;display:flex;flex-direction:column;z-index:20}.brand{display:flex;gap:12px;align-items:center;font-size:29px;font-weight:800;letter-spacing:-1px;margin-bottom:46px}.brand small{display:block;font:10px 'DM Sans',sans-serif;letter-spacing:2.8px;margin-top:4px;color:var(--muted)}.logo{border:1px solid #b8c8b9;background:#eff4e9;font-size:43px;line-height:1;width:48px;height:53px;text-align:center;border-radius:12px;color:var(--green)}.logo span{color:var(--orange)}.nav-label{font-size:10px;letter-spacing:1.5px;color:#8a958e;font-weight:700;margin:0 10px 13px}nav a{display:flex;gap:13px;align-items:center;margin:5px 0;padding:11px 13px;border-radius:9px;font-size:18px;color:#6d7b72}nav a span{font-size:13px;font-weight:500}nav a.active{background:#eaf1e4;color:#295e43}.ecosystem{margin:38px 0 15px;border-top:1px solid var(--line);padding-top:26px}.ecosystem a{display:flex;justify-content:space-between;font-size:13px;padding:7px 12px;color:var(--muted)}.side-foot{margin-top:auto;padding:14px 10px 0;font-size:10px;color:var(--muted)}.side-foot small{display:block;font-size:10px;margin-top:4px}.status-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:#76a575;margin-right:5px}#shell{margin-left:246px}header{height:81px;border-bottom:1px solid var(--line);display:flex;align-items:center;padding:0 42px;gap:20px;background:#ffffffa0}#crumb{font-size:12px;color:#8a948e}#crumb span{color:var(--ink);margin-left:9px}.header-search{margin-left:auto;background:transparent;border:0;display:flex;align-items:center;gap:10px;color:#8a948e;font-size:13px}kbd{background:#fff;border:1px solid var(--line);border-radius:4px;padding:0 6px;color:#849087}.avatar{background:#e8eddf;border-radius:50%;width:33px;height:33px;text-align:center;font-size:12px;line-height:33px;font-weight:700}#menu{display:none}main{max-width:1350px;margin:0 auto;padding:35px 42px 50px;min-height:calc(100vh - 150px)}.eyebrow{text-transform:uppercase;font-size:10px;font-weight:700;letter-spacing:2px;color:var(--green)}.muted{color:var(--muted)}.intro{font-size:14px;color:var(--muted);max-width:620px}.page-title{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:27px}.page-title h1{font-size:30px;letter-spacing:-1px;margin-bottom:8px}.pill{display:inline-flex;gap:6px;align-items:center;border:1px solid var(--line);border-radius:30px;padding:4px 11px;font-size:10px;white-space:nowrap;color:var(--muted);background:#fff}.hero{border-radius:20px;background:#eaf0df;display:grid;grid-template-columns:1.2fr 1fr;min-height:287px;overflow:hidden;border:1px solid #dde5d0}.hero-copy{padding:30px 34px}.hero h1{font-size:39px;max-width:460px}.hero p{font-size:13px;max-width:410px;color:#67755c}.hero-art{position:relative;display:flex;align-items:center;padding:20px 23px 10px 0}.hero-art svg{width:100%;overflow:visible}.hero .eyebrow{font-size:10px;letter-spacing:1.5px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:13px;border:1px solid var(--line);padding:10px 17px;border-radius:8px;background:#fff;color:var(--ink);font-size:12px;font-weight:700;line-height:1.6}.btn:hover{border-color:#82a087;background:#f0f5ec}.btn.primary{background:var(--ink);color:#fff;border-color:var(--ink)}.btn.primary:hover{background:var(--green)}.btn.soft{background:#eaf0e2;border-color:#dbe5d1;color:var(--green)}.btn.tiny{padding:6px 10px;font-size:11px}.btn.danger{color:#a33f35}.actions{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:22px 0 29px}.stat{border:1px solid var(--line);border-radius:12px;background:#fff;padding:15px 20px;display:flex;gap:13px;align-items:center}.stat-icon{background:#f0f3eb;width:36px;height:36px;text-align:center;line-height:36px;border-radius:9px;color:var(--green);font-size:18px}.stat strong{font:800 24px Manrope,sans-serif;display:block;line-height:1.3}.stat small{font-size:10px;color:var(--muted)}.section-head{display:flex;align-items:center;justify-content:space-between;margin:26px 0 15px;gap:15px}.section-head h2{font-size:19px}.section-head p{font-size:11px;margin:4px 0 0;color:var(--muted)}.text-link{font-size:11px;color:var(--green);font-weight:700}.home-grid{display:grid;grid-template-columns:1fr 310px;gap:23px}.path-banner{border:1px solid var(--line);background:white;border-radius:13px;padding:20px;display:flex;align-items:center;gap:18px}.path-symbol{width:50px;height:50px;flex-shrink:0;background:#f9f0e4;color:#b58242;border-radius:12px;text-align:center;line-height:50px;font-size:25px}.path-banner h3{font-size:14px;margin:0 0 5px}.path-banner p{font-size:11px;color:var(--muted);margin:0}.path-banner .btn{margin-left:auto}.progress-bar{height:5px;background:#edf0e8;border-radius:10px;overflow:hidden;margin-top:12px}.progress-bar span{height:100%;display:block;background:#56896a;border-radius:10px}.cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:13px}.module-card{border:1px solid var(--line);background:#fff;border-radius:13px;padding:20px;transition:transform .2s,border-color .2s;display:block;min-width:0}.module-card:hover{transform:translateY(-2px);border-color:#afc4aa}.card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:17px}.module-icon{font-size:20px;color:var(--green);background:#eef3e7;width:36px;height:36px;line-height:36px;border-radius:9px;text-align:center}.module-icon.orange{background:#fbefe4;color:#c47c43}.module-icon.blue{background:#edf1f5;color:#6487a2}.module-card h3{font-size:15px;letter-spacing:-.25px;margin-bottom:7px}.module-card p{font-size:11px;color:var(--muted);margin-bottom:18px}.card-foot{font-size:10px;color:#849085;display:flex;justify-content:space-between;padding-top:13px;border-top:1px solid #edf0e8}.card-foot span:last-child{color:var(--green)}.right-card{border:1px solid var(--line);background:#fff;border-radius:13px;padding:22px;margin-bottom:17px}.right-card h3{font-size:14px}.right-card p{font-size:12px;color:var(--muted)}.mini-graph{margin:15px 0;background:#f7f8f2;border-radius:10px;padding:10px}.mini-graph svg{display:block;width:100%}.lesson-teaser{display:block;margin-top:15px;border-top:1px solid var(--line);padding-top:13px}.lesson-teaser b{display:block;font-size:12px}.lesson-teaser small{font-size:10px;color:var(--muted)}.right-card.orange-note{background:#fcf6eb;border-color:#efe4d0}.orange-note .eyebrow{color:#bc8144}footer{border-top:1px solid var(--line);padding:20px 42px;display:flex;justify-content:space-between;gap:15px;font-size:10px;color:#879088}footer b{color:var(--orange)}select,input[type=search],.number-input,textarea{background:#fff;border:1px solid #d9e1d4;border-radius:8px;padding:10px 12px;color:var(--ink);max-width:100%}select{width:100%;font-size:13px}label{font-size:12px;font-weight:600}label.block{display:block;margin-bottom:6px}.filters{display:flex;gap:12px;margin-bottom:22px}.filters input{flex:1;min-width:100px}.filters select{max-width:200px}.wide-cards{grid-template-columns:repeat(3,minmax(0,1fr))}.chip-row{display:flex;gap:7px;flex-wrap:wrap;margin:15px 0}.chip{font-size:11px;background:white;border:1px solid var(--line);border-radius:30px;padding:6px 12px}.chip.selected{background:var(--ink);color:white;border-color:var(--ink)}.role-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.role-card{padding:20px;background:#fff;border:1px solid var(--line);border-radius:14px;text-align:left;color:var(--ink)}.role-card.selected{border:2px solid #5c8a65;background:#f3f7ed;padding:19px}.role-card h3{font-size:15px}.role-card p{font-size:12px;color:var(--muted)}.role-card small{color:var(--green)}.timeline{margin-top:25px}.timeline-item{display:flex;align-items:center;gap:18px;background:white;border:1px solid var(--line);border-radius:12px;padding:18px;margin-bottom:11px}.timeline-num{font-size:12px;border-radius:50%;border:1px solid #c9d6c2;width:33px;height:33px;line-height:31px;text-align:center;flex-shrink:0}.timeline-item h3{font-size:15px;margin-bottom:4px}.timeline-item p{font-size:11px;color:var(--muted);margin:0}.timeline-item .btn{margin-left:auto;flex-shrink:0}.lesson-layout{display:grid;grid-template-columns:225px minmax(0,1fr);gap:25px}.lesson-outline{background:#fff;border:1px solid var(--line);border-radius:14px;padding:17px;align-self:start;position:sticky;top:20px}.lesson-outline h3{font-size:14px}.lesson-outline a{display:block;padding:12px 8px;border-bottom:1px solid #eff2eb;font-size:12px;line-height:1.5}.lesson-outline a.current{background:#eef4e7;border-radius:7px;color:var(--green);font-weight:700}.lesson-outline small{color:var(--muted);display:block;margin-top:18px}.lesson-body{min-width:0}.lesson-body h1{font-size:30px;letter-spacing:-1px;margin:10px 0 17px}.tabs{display:flex;gap:17px;border-bottom:1px solid var(--line);margin-bottom:24px;overflow:auto}.tabs button{border:0;background:none;white-space:nowrap;padding:11px 0;font-size:12px;color:var(--muted);border-bottom:2px solid transparent}.tabs button.active{color:var(--green);border-bottom-color:var(--green);font-weight:700}.article{background:#fff;border:1px solid var(--line);border-radius:14px;padding:27px}.article p{line-height:1.9;font-size:14px}.article h2{font-size:19px;margin:24px 0 12px}.article h2:first-child{margin-top:0}.callout{padding:17px 20px;border-radius:9px;background:#f0f5e9;border-left:3px solid #8ca879;margin:19px 0}.callout.warning{background:#fcf3e9;border-color:#dba366}.callout strong{display:block;font-size:12px;margin-bottom:5px}.callout p{font-size:13px;margin:0}.formula{font-family:ui-monospace,monospace;font-size:15px;background:#1e3430;color:#dceac9;padding:21px;border-radius:10px;overflow-wrap:anywhere;line-height:1.8}pre{white-space:pre-wrap;background:#1e3430;color:#def0d9;border-radius:10px;padding:18px;font-size:12px;line-height:1.8;overflow-wrap:anywhere}.step-list{padding-left:20px}.step-list li{padding:6px 0;font-size:13px}.question{background:#fff;border:1px solid var(--line);border-radius:13px;padding:23px;margin:16px 0}.question h3{font-size:15px;margin:12px 0 17px;line-height:1.6}.question .eyebrow{font-size:9px}.question input{width:200px}.option{display:block;background:#fff;border:1px solid var(--line);border-radius:8px;margin:8px 0;padding:12px;font-size:13px;cursor:pointer}.option:has(input:checked){border-color:var(--green);background:#f2f6ec}.option input{width:auto;margin-right:9px}.feedback{padding:12px 15px;border-radius:8px;font-size:13px;margin:14px 0 0}.feedback.good{background:#eaf4e3;color:#28583f}.feedback.bad{background:#fff0e7;color:#984628}.info-visual{border-radius:17px;overflow:hidden;border:1px solid #cedcc9;background:#f0f4e7}.info-visual svg{display:block;width:100%;height:auto}.infographic-card{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}.infographic-card .card-copy{padding:15px}.infographic-card h3{font-size:13px}.infographic-card .mini-graph{margin:0;border-radius:0}.lab-grid{display:grid;grid-template-columns:340px minmax(0,1fr);gap:22px}.lab-panel{background:#fff;border:1px solid var(--line);border-radius:14px;padding:23px;align-self:start}.lab-panel textarea{width:100%;height:140px;resize:vertical;font-family:ui-monospace,monospace;margin:8px 0}.lab-panel label{margin-top:15px;display:block}.lab-panel .number-input{width:100%;margin-top:6px}.result-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:19px}.metric{padding:17px;background:#fff;border:1px solid var(--line);border-radius:10px}.metric strong{font:700 24px Manrope,sans-serif;display:block}.metric small{color:var(--muted);font-size:11px}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;font-size:12px}th,td{text-align:left;padding:10px;border-bottom:1px solid var(--line)}th{color:var(--muted);font-size:10px;font-weight:600}.empty{padding:40px 20px;text-align:center;border:1px dashed #c6d0bf;border-radius:12px;color:var(--muted)}.storage-error{padding:15px;background:#fff0e7;border:1px solid #ecb690;border-radius:10px;margin-bottom:20px;font-size:13px}#toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);background:var(--ink);color:#fff;padding:12px 20px;border-radius:9px;z-index:50;display:none;font-size:13px;max-width:90vw}.skip{position:fixed;top:-80px;left:20px;z-index:100;background:white;padding:15px}.skip:focus{top:10px}details{margin:13px 0;font-size:13px}summary{cursor:pointer;color:var(--green);font-weight:600}.lesson-bottom{display:flex;justify-content:space-between;gap:10px;margin-top:23px}.tag{font-size:9px;background:#f0f3e9;color:#6f8461;padding:4px 8px;border-radius:5px;letter-spacing:.5px}.topic-list{display:flex;flex-wrap:wrap;gap:5px;margin-top:10px}.topic-list small{font-size:10px;color:#7a887c}.source-list a{text-decoration:underline;color:var(--green)}.source-list li{margin-bottom:10px}.source-list{padding-left:20px}.chart-sr{font-size:11px;color:var(--muted);margin:9px 0}.check-row{display:flex;gap:8px;align-items:center;margin:8px 0;font-size:12px}.read-indicator{font-size:11px;color:var(--green)}
@media(min-width:1550px){main{padding-top:43px}.hero-copy{padding:40px}.hero{min-height:315px}.hero h1{font-size:43px}}@media(max-width:1200px){#sidebar{width:213px;padding:28px 15px}#shell{margin-left:213px}main{padding:28px}header{padding:0 28px}.home-grid{grid-template-columns:minmax(0,1fr) 260px;gap:18px}.hero h1{font-size:32px}.hero-copy{padding:27px}.stat{padding:14px;gap:9px}.stat-icon{display:none}.wide-cards{grid-template-columns:repeat(2,minmax(0,1fr))}.lesson-layout{grid-template-columns:190px minmax(0,1fr)}.lab-grid{grid-template-columns:285px minmax(0,1fr)}}@media(max-width:980px){.home-grid{grid-template-columns:1fr}.home-right{display:grid;grid-template-columns:1fr 1fr;gap:15px}.role-grid{grid-template-columns:1fr 1fr}.hero-art{padding:15px 20px 5px 0}.hero h1{font-size:29px}.hero-copy{padding:24px}.hero{min-height:270px}.lesson-layout{grid-template-columns:1fr}.lesson-outline{position:static}.lesson-outline a{display:inline-block;max-width:49%;vertical-align:top;border-bottom:0}.lab-grid{grid-template-columns:1fr}.result-grid{grid-template-columns:repeat(3,1fr)}footer{flex-wrap:wrap}.header-search span{display:none}}@media(max-width:720px){#sidebar{transform:translateX(-100%);transition:transform .2s;width:246px;box-shadow:15px 0 45px #18302715}#sidebar.open{transform:translateX(0)}#shell{margin-left:0}header{height:64px;padding:0 19px;gap:13px}#menu{display:block;background:none;border:0;font-size:20px;color:var(--ink)}#crumb{font-size:10px}#crumb span{margin-left:4px}.header-search{font-size:18px}.header-search kbd{display:none}main{padding:24px 18px 35px}.page-title h1{font-size:26px}.page-title>.pill{display:none}.hero{grid-template-columns:1fr}.hero-copy{padding:28px 25px 10px}.hero h1{font-size:34px;max-width:320px}.hero-art{padding:0 30px;height:190px}.hero-art svg{height:190px}.stats{gap:8px;grid-template-columns:repeat(4,1fr);margin:17px 0 23px}.stat{padding:12px 7px;text-align:center;justify-content:center}.stat strong{font-size:22px}.stat small{font-size:8px}.cards,.wide-cards{gap:10px}.module-card{padding:15px}.module-card h3{font-size:13px}.module-card p{font-size:10px}.module-card .pill{font-size:8px;padding:3px 6px}.card-top{margin-bottom:13px}.module-icon{width:30px;height:30px;line-height:30px;font-size:17px}.path-banner{padding:15px;gap:12px;flex-wrap:wrap}.path-banner .btn{margin-left:62px}.path-symbol{width:40px;height:40px;line-height:40px}.path-banner h3{font-size:13px}.home-right{grid-template-columns:1fr}.right-card{margin-bottom:0}.section-head h2{font-size:17px}.section-head .text-link{font-size:10px}.role-grid{grid-template-columns:1fr}.filters{flex-wrap:wrap}.filters input{width:100%;flex:auto}.filters select{max-width:none;flex:1;min-width:130px}.timeline-item{padding:14px;gap:10px;flex-wrap:wrap}.timeline-item h3{font-size:13px}.timeline-item .btn{margin-left:43px}.article{padding:21px}.lesson-body h1{font-size:25px}.tabs{gap:16px}.tabs button{font-size:11px}.lesson-outline{padding:14px}.lesson-outline a{font-size:11px;padding:8px;max-width:49%}.question{padding:19px}.info-visual{overflow:auto}.info-visual svg{min-width:560px}.result-grid{gap:9px}.metric{padding:13px}.metric strong{font-size:20px}.metric small{font-size:10px}footer{padding:20px 18px;font-size:9px}.intro{font-size:13px}.page-title{margin-bottom:20px}.lesson-bottom{flex-wrap:wrap}.source-list{font-size:13px}.card-foot{font-size:9px}.tag{font-size:8px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}@media print{#sidebar,header,footer,.tabs,.actions,.lesson-bottom,.lesson-outline,.page-title,.btn{display:none!important}#shell{margin:0}main{padding:0}.lesson-layout{display:block}.info-visual{border:0}.info-visual svg{width:100%;min-width:0}.lesson-body>h1{font-size:20px}.info-visual{overflow:visible}}
