@charset "UTF-8";
:root{--ink:#172f3b;--muted:#526773;--paper:#f5f7f8;--surface:#fff;--line:#d9e2e6;--green:#176b59;--green-dark:#105442;--mint:#e1f1e9;--blue:#315e85;--blue-soft:#e8eff6;--yellow:#f1d279;--radius:18px;--font:"PingFang SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--font);line-height:1.75;-webkit-font-smoothing:antialiased}button,input,select{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:inherit;text-decoration:none}p{margin:0 0 1em}h1,h2,h3,h4{line-height:1.35;margin:0;letter-spacing:-.035em}h1{font-weight:750}h2{font-size:34px}h3{font-size:24px}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid var(--blue);outline-offset:5px}button:disabled{cursor:default;opacity:.55}svg{display:block;width:24px;height:24px;flex-shrink:0}img{max-width:100%}[hidden]{display:none!important}.shell{width:min(1180px,calc(100% - 64px));margin:auto}.muted{color:var(--muted)}.skip{position:fixed;left:20px;top:-100px;background:var(--ink);color:white;padding:12px;z-index:20}.skip:focus{top:10px}.site-header{position:sticky;top:0;z-index:10;background:rgba(245,247,248,.96);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:80px}.brand{display:flex;align-items:center;gap:11px;line-height:1.2}.brand-symbol{display:grid;place-items:center;background:var(--green);color:white;width:36px;height:36px;border-radius:10px;font-family:ui-monospace,monospace;font-size:22px;font-weight:600}.brand-name{font-size:21px;font-weight:750;letter-spacing:-.045em}.brand-sub{font-size:12px;color:var(--muted);margin-top:5px}.nav{display:flex;align-items:center;gap:30px;font-size:14px;font-weight:550}.nav a{padding:9px 0}.nav a:hover,.nav a[aria-current=page]{color:var(--green)}.nav .nav-action{padding:10px 17px;background:var(--ink);color:white;border-radius:8px}.nav-action:hover{background:var(--green)!important;color:white!important}.mobile-toggle{display:none;background:none;border:1px solid var(--line);border-radius:7px;padding:7px 12px}.button{display:inline-flex;align-items:center;justify-content:center;gap:10px;background:var(--green);border:1px solid var(--green);color:white;font-size:15px;font-weight:600;padding:13px 22px;border-radius:9px;line-height:1.5;transition:background .15s}.button:hover{background:var(--green-dark)}.button.secondary{background:transparent;color:var(--ink);border-color:#c2d0d6}.button.secondary:hover{background:#e9eff2}.text-link{font-weight:600;text-decoration:underline;text-underline-offset:5px;color:var(--green)}.button svg{width:18px;height:18px}.button-row{display:flex;gap:12px;flex-wrap:wrap}.section{padding:80px 0}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:32px;margin-bottom:34px}.section-heading p{max-width:470px;color:var(--muted);font-size:15px;margin:0}.eyeline{display:flex;align-items:center;gap:9px;font-size:13px;font-weight:550;color:var(--green);margin-bottom:24px}.eyeline:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--green)}
.hero{display:grid;grid-template-columns:1.03fr 1fr;gap:72px;align-items:center;padding-top:74px;padding-bottom:72px}.hero h1{font-size:58px;line-height:1.23;letter-spacing:-.065em;margin-bottom:24px}.hero-copy{font-size:17px;color:var(--muted);max-width:480px;line-height:1.9;margin-bottom:30px}.hero-note{font-size:12px;color:var(--muted);margin-top:19px}.hero-proof{display:flex;align-items:center;gap:24px;margin-top:40px;font-size:12px;color:var(--muted)}.hero-proof span{display:flex;align-items:center;gap:7px}.hero-proof svg{width:16px;height:16px;color:var(--green)}
.project-board{background:#e4eee9;border:1px solid #d2e3d9;border-radius:24px;padding:24px;position:relative}.board-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;gap:12px}.board-label{font-size:12px;color:#426052}.board-tabs{display:flex;padding:3px;border:1px solid #cbded3;border-radius:9px;background:rgba(255,255,255,.45)}.board-tabs button{font-size:12px;background:transparent;border:0;padding:7px 13px;border-radius:6px;color:#456256}.board-tabs button[aria-selected=true]{background:white;box-shadow:0 1px 4px #164e3220;color:var(--green);font-weight:650}.project-window{background:white;border-radius:11px;overflow:hidden;box-shadow:0 15px 35px #264c3d12;min-height:286px}.window-bar{padding:12px 15px;border-bottom:1px solid #e5ebea;display:flex;align-items:center;gap:6px}.window-dot{width:7px;height:7px;border-radius:50%;background:#cad5d2}.window-address{font-size:10px;background:#f0f4f2;color:#5b7468;border-radius:4px;margin-left:18px;text-align:center;flex:1;padding:3px 8px}.project-preview{padding:22px 24px}.sample-top{display:flex;align-items:center;justify-content:space-between;font-size:10px;color:#4c645b}.sample-brand{font-weight:700;font-size:12px;color:#284e3c}.sample-art{position:relative;display:flex;align-items:center;justify-content:space-between;background:#edf3ec;padding:20px;margin:16px 0 14px;overflow:hidden;min-height:120px;border-radius:5px}.sample-art h3{font-size:24px;max-width:145px;position:relative;z-index:1;line-height:1.3;color:#365343}.sample-art p{font-size:8px;color:#617466;margin:7px 0 0}.art-shape{width:88px;height:88px;border:15px solid #90ad92;border-radius:26px;transform:rotate(-16deg);position:relative;margin-right:10px}.art-shape:after{content:"";position:absolute;width:46px;height:46px;background:#e5bb5e;border-radius:50%;top:36px;left:-42px}.sample-work{display:grid;grid-template-columns:repeat(3,1fr);gap:9px}.sample-work span{display:block;height:35px;border-radius:3px;background:#e0e9e9}.sample-work span:nth-child(2){background:#e9e7dc}.sample-work span:nth-child(3){background:#e6e5ea}.board-caption{display:flex;justify-content:space-between;font-size:11px;color:#456052;margin:17px 0 21px}.board-caption strong{font-weight:550;color:#28513e}.route-steps{display:grid;grid-template-columns:repeat(4,1fr);position:relative;gap:8px}.route-steps:before{content:"";position:absolute;top:13px;left:14px;right:14px;height:1px;background:#b8d1c1}.route-step{position:relative;font-size:11px;color:#385d49}.route-step b{width:27px;height:27px;display:grid;place-items:center;background:#e4eee9;border:1px solid #a6c3b1;border-radius:50%;font-weight:500;margin-bottom:8px;font-size:11px}.route-step:last-child b{background:var(--green);color:white;border-color:var(--green)}.mini-scene{padding:18px 30px}.mini-scene h3{font-size:19px;margin-bottom:12px}.mini-book{display:flex;gap:11px;align-items:center;padding:10px 0;border-bottom:1px solid #edf0ef}.book-cover{width:33px;height:42px;border-radius:3px;background:#d4e2d3;display:grid;place-items:center;font-size:18px;color:#45735e}.mini-book:nth-child(3) .book-cover{background:#e6dec7;color:#967335}.mini-book strong{font-size:11px;font-weight:600}.mini-book p{font-size:9px;margin:3px 0;color:#60736a}.mini-book>div{min-width:0;flex:1}.book-progress{height:3px;background:#dce8e0;width:100%;max-width:160px;border-radius:2px}.book-progress:after{content:"";display:block;width:60%;height:3px;background:var(--green)}.mini-menu{font-size:10px;display:flex;justify-content:space-around;color:#597366;margin-top:16px}.promise-strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:24px 0;display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr;gap:30px}.promise-strip>div{display:flex;align-items:center;gap:12px;font-size:13px}.promise-strip strong{font-size:18px;font-weight:650}.promise-strip p{margin:0;color:var(--muted);font-size:12px}.promise-strip .strip-intro{font-size:13px;color:var(--muted)}
.course-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.course-card{border:1px solid var(--line);border-radius:var(--radius);background:white;overflow:hidden}.course-art{padding:28px 30px;background:#e6eff2;min-height:161px;position:relative;display:flex;align-items:center;justify-content:space-between;gap:20px}.course-art.mini{background:#e5eee5}.course-art h3{font-size:28px;margin:8px 0 0}.course-type{font-size:12px;color:#4f6776}.course-art .course-glyph{width:78px;height:78px;background:#f6fbff;border:1px solid #c4d6df;border-radius:16px;display:grid;place-items:center;color:#446e88;transform:rotate(-5deg);box-shadow:6px 7px 0 #cfdee5}.course-art.mini .course-glyph{background:#f5faf4;border-color:#bed1bd;color:#437a54;transform:rotate(5deg);box-shadow:6px 7px 0 #d2e0ce}.course-glyph svg{width:42px;height:42px}.course-body{padding:27px 30px 30px}.course-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:12px;color:var(--muted);margin-bottom:16px}.course-meta span+span:before{content:"/";margin-right:10px;color:#a7b6be}.course-description{font-size:15px;color:var(--muted);min-height:55px;margin-bottom:22px}.course-outcome{font-size:13px;display:flex;gap:8px;padding:15px 0 24px}.course-outcome svg{width:18px;height:18px;flex-shrink:0;color:var(--green);margin-top:3px}.course-card .button{width:100%}.shared-note{display:flex;align-items:center;gap:18px;border:1px solid var(--line);padding:20px 24px;margin-top:24px;border-radius:11px;font-size:14px;background:#edf2f4}.shared-note p{margin:0;color:var(--muted);flex:1}.shared-note strong{color:var(--ink);font-weight:600}.shared-note a{white-space:nowrap}.learning-map{display:grid;grid-template-columns:1fr 1.8fr;gap:90px;align-items:start}.learning-map h2{margin-bottom:20px}.learning-map .intro{color:var(--muted);font-size:15px}.step-list{list-style:none;margin:0;padding:0}.step-list li{position:relative;display:grid;grid-template-columns:38px 1fr;gap:24px;padding-bottom:32px}.step-list li:not(:last-child):before{content:"";position:absolute;left:18px;top:38px;bottom:0;width:1px;background:var(--line)}.step-number{width:38px;height:38px;display:grid;place-items:center;border:1px solid #bdcec8;border-radius:50%;background:var(--paper);font-size:13px;color:var(--green)}.step-list h3{font-size:19px;margin:2px 0 8px}.step-list p{font-size:14px;margin:0;color:var(--muted)}.resources-band{background:var(--ink);color:white;border-radius:22px;display:grid;grid-template-columns:1.1fr 1fr;gap:64px;padding:44px 48px;align-items:center}.resources-band h2{font-size:30px;margin-bottom:17px}.resources-band p{color:#c1cdd4;font-size:14px;max-width:450px}.resources-band .button{background:var(--yellow);border-color:var(--yellow);color:var(--ink);margin-top:10px}.tool-list{display:grid;grid-template-columns:1fr 1fr;gap:16px}.tool-list span{display:flex;align-items:center;gap:10px;font-size:13px;padding:12px 0;border-bottom:1px solid #ffffff30;color:#e0e8ec}.tool-list svg{height:18px;width:18px;color:#b2d6c3}.faq-grid{display:grid;grid-template-columns:1fr 1.7fr;gap:90px}.faq-grid h2{margin-bottom:15px}.faq-grid>div>p{font-size:14px;color:var(--muted)}.faq details{border-bottom:1px solid var(--line);padding:19px 0}.faq details:first-child{border-top:1px solid var(--line)}.faq summary{list-style:none;font-size:15px;font-weight:600;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:24px}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"+";font-weight:400;font-size:24px;color:var(--muted)}.faq details[open] summary:after{content:"−"}.faq details p{font-size:14px;color:var(--muted);margin:14px 30px 0 0}.closing{border-top:1px solid var(--line);padding:48px 0;display:flex;align-items:center;justify-content:space-between;gap:30px}.closing h2{font-size:27px}.closing p{font-size:14px;color:var(--muted);margin:9px 0 0}.site-footer{border-top:1px solid var(--line);font-size:12px;color:var(--muted);padding:27px 0}.footer-inner{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}.footer-links{display:flex;gap:24px}.footer-links a:hover{text-decoration:underline}.reading-progress{margin-top:16px;display:flex;align-items:center;gap:10px;color:var(--muted);font-size:12px}.progress-line{width:110px;height:4px;background:#dbe4e7;border-radius:4px;overflow:hidden}.progress-line i{display:block;height:100%;background:var(--green);width:0}.toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);background:var(--ink);color:white;padding:11px 20px;z-index:30;font-size:14px;border-radius:8px;max-width:calc(100% - 32px);text-align:center}
.breadcrumb{display:flex;align-items:center;gap:10px;padding-top:32px;font-size:12px;color:var(--muted)}.breadcrumb a:hover{text-decoration:underline}.course-hero{padding:36px 0 38px;display:grid;grid-template-columns:1fr auto;gap:40px;border-bottom:1px solid var(--line);align-items:center}.course-hero h1{font-size:42px;margin:10px 0 16px}.course-hero p{max-width:720px;color:var(--muted);font-size:15px;margin:0}.course-hero .course-meta{margin-top:22px;margin-bottom:0}.course-hero-mark{height:90px;width:90px;display:grid;place-items:center;border-radius:22px;background:var(--mint);color:var(--green)}.course-hero-mark svg{height:45px;width:45px}.course-layout{display:grid;grid-template-columns:274px minmax(0,1fr);gap:46px;padding:36px 0 80px}.syllabus{position:sticky;top:104px;align-self:start;max-height:calc(100dvh - 130px);overflow:auto;padding-right:9px;scrollbar-width:thin}.syllabus-heading{display:flex;align-items:center;justify-content:space-between;font-size:14px;margin-bottom:14px;font-weight:650}.syllabus-heading span{font-size:12px;color:var(--muted);font-weight:400}.syllabus ol{list-style:none;margin:0;padding:0}.syllabus .group-label{font-size:11px;color:var(--muted);padding:20px 12px 9px}.lesson-nav{display:flex;align-items:center;gap:10px;padding:11px 12px;border-radius:8px;font-size:13px;color:var(--muted);line-height:1.6;margin-bottom:3px}.lesson-nav:hover{background:#eaf0f1}.lesson-nav[aria-current=true]{background:var(--mint);color:var(--green);font-weight:650}.lesson-bullet{width:23px;height:23px;font-size:10px;flex-shrink:0;display:grid;place-items:center;border-radius:50%;border:1px solid #c5d4d5;color:#60777d;font-weight:500}.lesson-nav[aria-current=true] .lesson-bullet{border-color:#99c5b0;color:var(--green)}.lesson-nav.is-complete .lesson-bullet{background:var(--green);border-color:var(--green);color:white;font-size:0}.lesson-nav.is-complete .lesson-bullet:after{content:"✓";font-size:12px}.syllabus-foot{border-top:1px solid var(--line);margin-top:22px;padding:17px 12px;color:var(--muted);font-size:11px}.syllabus .progress-line{width:100%;margin-bottom:9px}.mobile-lessons{display:none;margin-bottom:22px}.mobile-lessons select{width:100%;padding:11px;background:white;border:1px solid var(--line);border-radius:8px;color:var(--ink);font-size:14px}.lesson-panel{background:white;border:1px solid var(--line);border-radius:16px;padding:35px 38px}.lesson-kicker{font-size:12px;color:var(--green);display:flex;align-items:center;justify-content:space-between;margin-bottom:13px}.lesson-panel h2{font-size:30px;line-height:1.5;margin-bottom:15px}.lesson-goal{font-size:15px;color:var(--muted);border-bottom:1px solid var(--line);padding-bottom:25px;margin-bottom:26px}.lesson-block{margin-top:27px}.lesson-block h3{font-size:17px;margin-bottom:14px;letter-spacing:0}.concepts{display:flex;gap:8px;flex-wrap:wrap}.concepts span{font-size:12px;background:#eef3f5;color:#466374;padding:5px 10px;border-radius:5px}.practice-steps{list-style:none;padding:0;margin:0;counter-reset:practice}.practice-steps li{position:relative;counter-increment:practice;margin-bottom:16px;padding-left:32px;font-size:14px;color:#415a67}.practice-steps li:before{content:counter(practice);position:absolute;left:0;top:2px;display:grid;place-items:center;width:21px;height:21px;background:#edf3f0;color:var(--green);border-radius:50%;font-size:10px}.prompt-box{background:#f3f6f7;border:1px solid #dfe7e9;border-radius:9px;overflow:hidden}.prompt-head{display:flex;align-items:center;justify-content:space-between;padding:10px 15px;border-bottom:1px solid #dfe7e9;font-size:12px;color:var(--muted)}.copy-button{border:0;background:white;color:var(--green);font-size:12px;padding:5px 10px;border-radius:5px}.copy-button:hover{background:var(--mint)}.prompt-box pre{white-space:pre-wrap;overflow-wrap:anywhere;font:13px/1.9 var(--font);padding:17px;margin:0;color:#36515f}.checklist{display:grid;gap:11px}.checklist label{display:flex;gap:10px;align-items:flex-start;font-size:14px;cursor:pointer;color:#415a67}.checklist input{accent-color:var(--green);width:16px;height:16px;flex-shrink:0;margin-top:5px}.lesson-assignment{background:#edf4ef;border-left:3px solid #79a68b;padding:16px 18px;font-size:14px;color:#355942;margin-top:26px;border-radius:0 7px 7px 0}.lesson-assignment strong{display:block;margin-bottom:5px}.lesson-actions{display:flex;align-items:center;justify-content:space-between;gap:20px;border-top:1px solid var(--line);padding-top:24px;margin-top:30px}.lesson-actions small{font-size:11px;max-width:190px;line-height:1.7;color:var(--muted)}.complete-button[aria-pressed=true]{background:var(--mint);color:var(--green);border-color:#a7cfb9}.lesson-pagination{display:flex;justify-content:space-between;gap:20px;margin-top:23px;font-size:13px;color:var(--muted)}.lesson-pagination a{max-width:48%}.lesson-pagination a:hover{color:var(--green);text-decoration:underline}.course-boundary{margin-top:24px;font-size:12px;color:var(--muted);line-height:1.9}.course-boundary a{text-decoration:underline}.course-finish{border:1px solid var(--line);background:#edf3ef;border-radius:12px;padding:24px;margin-top:28px}.course-finish h3{font-size:19px;margin-bottom:10px}.course-finish p{font-size:14px;color:var(--muted)}.course-finish ul{padding-left:21px;font-size:14px;color:#415e4c;margin-bottom:0}.resource-hero{padding:50px 0 40px}.resource-hero h1{font-size:42px;margin-bottom:16px}.resource-hero p{color:var(--muted);font-size:15px;max-width:700px}.resource-layout{display:grid;grid-template-columns:220px minmax(0,1fr);gap:42px;padding-bottom:80px}.resource-tabs{display:flex;flex-direction:column;gap:7px;align-self:start;position:sticky;top:110px}.resource-tabs a{font-size:14px;padding:12px 15px;border:1px solid transparent;border-radius:8px;color:var(--muted)}.resource-tabs a[aria-current=true]{background:var(--mint);color:var(--green);font-weight:600}.resource-panel{padding:32px;background:white;border:1px solid var(--line);border-radius:15px}.resource-panel h2{font-size:26px;margin-bottom:12px}.resource-panel>p{font-size:14px;color:var(--muted)}.resource-panel pre{white-space:pre-wrap;overflow-wrap:anywhere;background:#f3f6f7;border:1px solid var(--line);border-radius:8px;padding:24px;font:13px/2 var(--font);color:#365260;margin:23px 0}.resource-notice{font-size:12px;color:var(--muted);padding-top:22px}.no-js-note{padding:14px;color:var(--ink);background:var(--yellow)}
@media(min-width:1500px){.hero{padding-top:96px;padding-bottom:90px}.hero h1{font-size:64px}.project-board{padding:28px}}
@media(max-width:1050px){.hero{gap:36px}.hero h1{font-size:46px}.hero-copy{font-size:16px}.project-board{padding:18px}.board-label{display:none}.board-top{justify-content:flex-end}.course-layout{gap:25px;grid-template-columns:245px minmax(0,1fr)}.lesson-panel{padding:28px}.resources-band{gap:30px;padding:36px}.learning-map,.faq-grid{gap:50px}.nav{gap:22px}.course-art h3{font-size:25px}}
@media(max-width:760px){html{scroll-padding-top:84px}.shell{width:calc(100% - 36px)}.header-inner{min-height:68px}.brand-name{font-size:19px}.brand-sub{font-size:10px}.brand-symbol{height:33px;width:33px;font-size:20px}.mobile-toggle{display:block;font-size:12px}.nav{display:none;position:absolute;top:68px;left:0;right:0;padding:12px 18px 20px;background:var(--paper);border-bottom:1px solid var(--line);gap:6px;flex-direction:column;align-items:stretch}.nav.is-open{display:flex}.nav a{padding:10px 12px}.nav .nav-action{text-align:center;margin-top:4px}.hero{grid-template-columns:1fr;padding-top:40px;padding-bottom:40px;gap:32px}.hero h1{font-size:43px;letter-spacing:-.06em;max-width:470px;margin-bottom:19px}.eyeline{margin-bottom:18px;font-size:12px}.hero-copy{font-size:15px;max-width:520px;margin-bottom:24px}.hero-note{font-size:11px;line-height:1.8}.hero-proof{margin-top:24px;gap:18px;flex-wrap:wrap;font-size:11px}.hero .button-row{gap:10px}.hero .button{font-size:14px;padding:12px 18px}.project-board{padding:20px;max-width:510px;width:100%;justify-self:center}.board-label{display:block;font-size:11px}.board-top{justify-content:space-between}.project-window{min-height:280px}.project-preview{padding:20px}.route-step{font-size:10px}.promise-strip{grid-template-columns:repeat(3,1fr);gap:12px;padding:23px 0}.promise-strip .strip-intro{display:none}.promise-strip>div{display:block}.promise-strip strong{font-size:19px}.promise-strip p{font-size:10px;margin-top:5px}.section{padding:49px 0}.section-heading{display:block;margin-bottom:25px}.section-heading h2{font-size:28px;margin-bottom:13px}.section-heading p{font-size:14px}.course-grid{grid-template-columns:1fr;gap:22px}.course-art{padding:24px;min-height:145px}.course-art h3{font-size:26px}.course-glyph{transform:rotate(-5deg)!important}.course-body{padding:23px 24px}.course-description{min-height:0;font-size:14px}.course-meta{font-size:11px;gap:8px}.course-meta span+span:before{margin-right:8px}.shared-note{align-items:start;flex-direction:column;gap:12px;padding:19px;font-size:13px}.learning-map,.faq-grid{grid-template-columns:1fr;gap:24px}.learning-map h2,.faq-grid h2{font-size:28px}.step-list li{gap:19px;padding-bottom:26px}.step-list h3{font-size:18px}.step-list p{font-size:13px}.resources-band{grid-template-columns:1fr;padding:28px 24px;gap:23px;border-radius:16px}.resources-band h2{font-size:25px}.resources-band p{font-size:13px}.tool-list{gap:6px 18px}.tool-list span{font-size:12px}.faq details{padding:18px 0}.faq summary{font-size:14px;gap:15px}.faq details p{font-size:13px;margin-right:5px}.closing{display:block;padding:36px 0}.closing h2{font-size:24px}.closing p{font-size:13px}.closing .button{margin-top:22px}.footer-inner{gap:17px}.site-footer{padding:24px 0;font-size:11px}.footer-links{gap:20px}.breadcrumb{padding-top:24px;font-size:11px}.course-hero{padding:26px 0 30px;gap:20px}.course-hero h1{font-size:31px}.course-hero p{font-size:14px}.course-hero-mark{display:none}.course-layout{display:block;padding:26px 0 45px}.syllabus{display:none}.mobile-lessons{display:block}.lesson-panel{padding:24px 20px;border-radius:12px}.lesson-panel h2{font-size:24px}.lesson-kicker{font-size:11px}.lesson-goal{font-size:14px}.lesson-block{margin-top:24px}.lesson-block h3{font-size:16px}.practice-steps li{font-size:13px}.concepts span{font-size:11px}.prompt-box pre{font-size:12px;padding:14px}.checklist label{font-size:13px}.lesson-assignment{font-size:13px;padding:14px}.lesson-actions{align-items:flex-start;flex-direction:column;gap:12px}.lesson-actions small{max-width:none}.lesson-actions .button{font-size:14px}.lesson-pagination{font-size:12px;gap:18px}.course-finish{padding:20px}.course-finish p,.course-finish ul{font-size:13px}.resource-hero{padding:32px 0 22px}.resource-hero h1{font-size:31px}.resource-hero p{font-size:14px}.resource-layout{display:block;padding-bottom:45px}.resource-tabs{position:static;flex-direction:row;flex-wrap:wrap;gap:5px;margin-bottom:22px}.resource-tabs a{font-size:12px;padding:8px 10px}.resource-panel{padding:22px 19px}.resource-panel h2{font-size:23px}.resource-panel pre{font-size:12px;padding:17px}.resource-panel .button{font-size:13px;padding:10px 15px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}
@media print{.site-header,.site-footer,.syllabus,.mobile-lessons,.lesson-actions,.lesson-pagination,.copy-button,.toast,.resource-tabs{display:none!important}body{background:white;color:#111}.shell{width:100%}.course-layout,.resource-layout{display:block}.lesson-panel[hidden],.resource-panel[hidden]{display:block!important}.lesson-panel,.resource-panel{break-before:page;border:0;padding:0}.course-hero{border:0}.lesson-panel h2{font-size:24px}.course-boundary{margin-bottom:30px}a{text-decoration:none}.prompt-box pre{font-size:11px}.lesson-panel{margin-bottom:35px}}