/* gallery-style: custom (fieldbook editorial derived from concept A, not a new Afterglow master style) */
:root{--paper:#f7f5ef;--paper-deep:#eeeae1;--white:#fffefa;--ink:#20332d;--pine:#284a40;--pine-dark:#213e35;--sage:#dce8dc;--soft-sage:#eff3eb;--rust:#a34e35;--gold:#d5b778;--rule:#d8d6cd;--muted:#52625a;--serif:"Instrument Serif",Georgia,serif;--sans:"DM Sans",Arial,sans-serif;--shadow:0 24px 80px rgba(24,43,33,.10)}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:96px}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.55 var(--sans);-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed}button,a,input,select,textarea{touch-action:manipulation}p,h1,h2,h3{margin-top:0}::selection{background:#d5b778aa;color:var(--ink)}:focus-visible{outline:3px solid var(--rust);outline-offset:4px}h1,h2,h3{line-height:1.1}h1 em,h2 em{font-family:var(--serif);font-weight:400}img,svg{max-width:100%}[hidden]{display:none!important}
.shell{width:min(1320px,calc(100% - 96px));margin-inline:auto}.skip-link{position:fixed;z-index:999;top:-100px;left:24px;padding:10px 18px;background:var(--ink);color:white}.skip-link:focus{top:12px}.site-header{position:sticky;top:0;z-index:50;background:rgba(247,245,239,.97);backdrop-filter:blur(12px);border-bottom:1px solid var(--rule);padding-top:env(safe-area-inset-top)}.site-header-inner{min-height:82px;display:flex;align-items:center;justify-content:space-between;gap:20px}.wordmark{display:inline-flex;align-items:center;gap:13px;font-size:19px;font-weight:700;letter-spacing:-.06em;white-space:nowrap}.wordmark-second{font-family:var(--serif);font-size:24px;font-style:italic;font-weight:400;letter-spacing:-.035em}.brand-mark{width:31px;height:31px;display:inline-block;position:relative;flex:0 0 auto}.brand-mark span{position:absolute;border:2px solid var(--pine);width:23px;height:28px;left:0;top:3px}.brand-mark span+span{border-color:var(--rust);left:7px;top:0}.site-nav{display:flex;gap:35px;align-items:center;color:#40564c;font-size:13px;font-weight:600}.site-nav a:hover,.text-link:hover,.header-return:hover{color:var(--rust)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:24px;border:1px solid var(--ink);padding:15px 23px;min-height:51px;font-size:13px;font-weight:700;line-height:1.3;letter-spacing:.005em;text-align:center;transition:background .2s,color .2s,transform .2s;white-space:normal}.btn:hover:not(:disabled){transform:translateY(-2px)}.btn:disabled{opacity:.48}.btn-dark{background:var(--pine);color:#fff;border-color:var(--pine)}.btn-dark:hover:not(:disabled){background:var(--ink)}.btn-small{min-height:43px;padding:12px 19px;gap:15px}.btn-large{min-height:61px;padding:20px 26px;font-size:14px}.btn-outline{background:transparent;color:var(--ink);border-color:#a3aca5}.btn-outline:hover:not(:disabled){background:var(--sage)}.btn-cream{background:var(--paper);border-color:var(--paper);color:var(--ink)}.btn-cream:hover{background:var(--gold)}.text-link{display:inline-flex;align-items:center;gap:11px;font-size:13px;font-weight:700;border-bottom:1px solid currentColor;padding-bottom:5px;transition:color .2s}.section-space{padding-block:130px}.section-index{display:flex;align-items:center;gap:26px;font-size:11px;letter-spacing:.12em;font-weight:700}.section-index .line{height:1px;background:var(--rule);flex:1}.section-title{font-size:clamp(54px,6.2vw,92px);font-weight:500;letter-spacing:-.07em;line-height:.96}.section-title em{letter-spacing:-.04em;color:var(--rust)}.overline{font-size:11px;letter-spacing:.11em;font-weight:700}.overline.light{color:#deccb6}
/* Home: hero */
.hero{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);min-height:660px;padding-top:76px;padding-bottom:66px;gap:36px;align-items:center}.hero-copy{padding-bottom:26px;max-width:710px}.eyebrow{display:flex;align-items:center;gap:12px;font-size:10px;font-weight:700;letter-spacing:.14em;color:var(--pine);line-height:1.6}.eyebrow-dot{width:7px;height:7px;background:var(--rust);border-radius:50%;flex:none}.eyebrow-line{width:24px;height:1px;background:#a8aba2}.hero h1{font-size:clamp(66px,6.6vw,110px);line-height:.96;letter-spacing:-.073em;font-weight:500;margin:32px 0 30px;max-width:760px}.hero h1 em{color:var(--rust);letter-spacing:-.052em}.hero-subtitle{max-width:520px;color:#41574c;font-size:17px;line-height:1.76}.hero-actions{display:flex;align-items:center;flex-wrap:wrap;gap:28px;margin-top:38px}.hero-footnote{margin-top:58px;display:flex;align-items:flex-start;gap:15px;max-width:425px;color:#516158;font-size:12px;line-height:1.7}.footnote-tick{color:var(--rust);font-size:21px;line-height:1}.hero-art{align-self:stretch;min-width:0;display:flex;flex-direction:column;justify-content:center;padding:10px 0}.art-label{font-size:10px;letter-spacing:.10em;line-height:1.6;font-weight:700;color:#42574b;display:flex;justify-content:space-between;align-items:center}.art-label-top{justify-content:flex-start;gap:12px;margin-bottom:20px}.ring-icon{font-family:var(--serif);font-size:24px;border:1px solid #809188;border-radius:50%;width:40px;height:40px;display:grid;place-items:center}.art-label-bottom{margin-top:16px}.art-label-bottom span{color:var(--rust)}.artwork-board{height:510px;position:relative;background:#e8e8dd;overflow:hidden;border:1px solid #c4caba}.art-grid{position:absolute;inset:0;background-image:linear-gradient(to right,rgba(76,96,81,.11) 1px,transparent 1px),linear-gradient(to bottom,rgba(76,96,81,.11) 1px,transparent 1px);background-size:31px 31px;mask-image:linear-gradient(135deg,black,transparent 85%)}.sheet{position:absolute;background:#fdfbf6;box-shadow:0 20px 40px #263a3429;border:1px solid #d2d5c9;overflow:hidden}.sheet-front{width:57%;height:79%;left:12%;top:11%;transform:rotate(-4deg);padding:21px 22px}.sheet-back{width:45%;height:72%;top:18%;right:8%;transform:rotate(10deg);background:#fffaf1;padding:15px 15px}.sheet-topline,.preview-micro{display:flex;justify-content:space-between;gap:10px;font-size:7px;font-weight:700;letter-spacing:.12em;border-bottom:1px solid #bdc7b8;padding-bottom:12px}.sheet-badge{font-size:7px;font-weight:700;letter-spacing:.14em;margin-top:24px;color:var(--rust)}.sheet-title{font-family:var(--serif);font-size:clamp(29px,3.1vw,50px);line-height:.92;letter-spacing:-.03em;margin-top:10px}.sheet-title i,.preview-headline i{color:var(--rust);font-weight:400}.sheet-rule{height:1px;background:#c8c8ba;margin:22px 0 13px}.sheet-kicker{font-size:7px;letter-spacing:.12em;font-weight:700;color:var(--rust)}.sheet-front p{font-size:11px;line-height:1.5;max-width:180px;margin:6px 0 15px}.sheet-circles{display:flex;align-items:center;gap:8px}.sheet-circles>span{width:34px;height:34px;border:1px solid var(--pine);border-radius:50%;display:grid;place-items:center;font-family:var(--serif);font-size:22px;background:#edf1e9}.arrow-through{font-size:28px;margin-left:8px;color:var(--rust)}.sheet-footer{position:absolute;bottom:17px;left:22px;right:22px;border-top:1px solid #b9c1b5;padding-top:10px;display:flex;justify-content:space-between;font-weight:700;letter-spacing:.08em;font-size:7px}.sheet-back .sheet-title{font-size:35px;margin-top:55px}.word-chip-row{display:flex;gap:6px;margin:25px 0}.word-chip-row span{width:37px;height:42px;border:1px solid #c1c3b8;display:grid;place-items:center;font-size:24px;font-family:var(--serif);background:#f4eddb}.sheet-dotted-line{margin-top:18px;border-bottom:1px dashed #a6b2a6;width:100%}.sheet-dotted-line.short{width:68%}.art-scribble{position:absolute;bottom:25px;right:22px;font-family:var(--serif);font-style:italic;font-size:22px;line-height:1;color:#345649;transform:rotate(-7deg);text-align:center;text-shadow:0 1px #e8e8dd}.art-scribble span{color:var(--rust)}.marquee-band{height:56px;display:flex;align-items:center;background:var(--pine);color:#e9e9d9;overflow:hidden}.marquee-inner{display:flex;align-items:center;justify-content:space-around;gap:40px;min-width:1240px;width:100%;font-size:11px;letter-spacing:.16em;font-weight:700}.marquee-inner .floral{color:var(--gold);font-size:24px}
/* Home: method, gallery, curriculum */
.intro-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:80px;margin-top:72px}.intro-description{max-width:425px;padding-top:10px}.intro-description p{font-size:17px;color:#42564b;line-height:1.8;margin-bottom:20px}.intro-description .text-link{margin-top:14px}.three-principles{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));margin-top:100px;border-top:1px solid var(--rule);border-bottom:1px solid var(--rule)}.three-principles article{min-height:270px;padding:22px 38px 34px 0;position:relative}.three-principles article+article{border-left:1px solid var(--rule);padding-left:38px}.principle-num{font-size:11px;font-weight:700;color:var(--rust)}.principle-icon{font-family:var(--serif);font-size:43px;margin:17px 0 15px;color:var(--pine)}.three-principles h3{font-size:19px;font-weight:600;letter-spacing:-.03em;margin-bottom:8px}.three-principles p{font-size:13px;line-height:1.72;color:var(--muted);max-width:290px}.sample-section{background:#eae9e2;padding:110px 0 92px}.sample-section .section-index .line{background:#cdcec4}.sample-heading{display:flex;justify-content:space-between;gap:70px;align-items:end;margin:68px 0 56px}.sample-heading h2{margin-bottom:0}.sample-heading p{max-width:340px;font-size:15px;line-height:1.75;color:var(--muted);margin-bottom:8px}.artifact-gallery{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.artifact-card{min-width:0}.artifact-image{height:385px;display:grid;place-items:center;overflow:hidden;position:relative;border:1px solid #c9d0c7}.artifact-image-guide{background:#dfe7de}.artifact-image-activity{background:#ebdfc8}.artifact-image-map{background:#d3e0da}.preview-guide,.preview-activity,.preview-map{width:69%;min-width:0;height:85%;background:#fffefa;box-shadow:0 16px 34px #26382e22;padding:20px 20px;position:relative;overflow:hidden;transform:rotate(-5deg)}.preview-activity{background:#fffdfa;transform:rotate(4deg)}.preview-map{transform:rotate(-2deg)}.preview-micro{font-size:6px;padding-bottom:10px}.preview-headline{font:clamp(29px,3.3vw,49px)/.91 var(--serif);margin-top:22px;letter-spacing:-.03em}.preview-rule{height:1px;background:#bbbfb2;margin:21px 0 12px}.preview-caption{font-size:7px;font-weight:700;letter-spacing:.11em;color:var(--rust)}.preview-list{border-top:1px solid #ccd0c4;margin-top:20px}.preview-list span{display:block;border-bottom:1px solid #ccd0c4;padding:9px 0;font-size:8px;font-weight:700;letter-spacing:.04em}.preview-bubble{width:68px;height:68px;border-radius:50%;background:var(--pine);color:white;font:29px var(--serif);display:grid;place-items:center;position:absolute;bottom:7%;right:10%}.preview-activity .preview-caption,.preview-map .preview-caption{margin-top:20px}.preview-activity .preview-headline,.preview-map .preview-headline{margin-top:9px}.letters{display:flex;justify-content:space-between;gap:7px;margin-top:38px}.letters span{aspect-ratio:1;flex:1;background:#e8eee6;border:1px solid #bbc9bc;font:36px var(--serif);display:grid;place-items:center}.preview-dashed{height:1px;border-bottom:1px dashed #6f8876;margin:27px 0 17px}.preview-smallnote{font-size:9px;line-height:1.5}.preview-map .preview-headline{font-size:37px}.map-node{margin:0 auto;width:76%;text-align:center;border:1px solid var(--pine);padding:8px 5px;font-size:10px;background:#f8fbf5}.map-node-accent{background:var(--pine);color:white}.map-line{height:24px;width:1px;background:var(--rust);margin:0 auto;position:relative}.map-line:after{content:'⌄';position:absolute;bottom:-8px;left:-4px;color:var(--rust);font-size:14px}.preview-map .map-node:first-of-type{margin-top:12px}.artifact-meta{padding-top:22px}.artifact-number{font-size:10px;letter-spacing:.08em;font-weight:700;color:var(--rust)}.artifact-meta h3{font-family:var(--serif);font-size:34px;font-weight:400;letter-spacing:-.025em;margin:4px 0 7px}.artifact-meta p{font-size:13px;line-height:1.65;color:var(--muted);max-width:300px}.gallery-note{margin:36px 0 0;color:#5b675c;font-size:11px}.course-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;margin:68px 0 54px}.course-heading h2{margin-bottom:25px}.course-heading p{max-width:360px;font-size:16px;line-height:1.7;color:var(--muted)}.course-count{display:flex;align-items:center;gap:13px;border-top:1px solid #aab7ab;padding-top:15px;align-self:end}.course-count strong{font:70px/.8 var(--serif);font-weight:400}.course-count span{font-size:10px;letter-spacing:.12em;font-weight:700;line-height:1.6}.course-list{border-top:1px solid #9eab9f}.course-item{display:grid;grid-template-columns:85px 1fr auto;align-items:center;gap:12px;padding:25px 30px 25px 12px;border-bottom:1px solid var(--rule);min-height:105px}.course-item.available{background:#e5ede3;border-bottom-color:#bdcdbf;transition:background .2s}.course-item.available:hover{background:#d4e2d3}.course-number{font:38px var(--serif);color:#677a6d}.available .course-number{color:var(--pine)}.course-name{display:flex;flex-direction:column;gap:5px}.course-name strong{font-size:21px;font-weight:600;letter-spacing:-.035em}.course-name span{color:var(--muted);font-size:13px}.course-status{font-size:10px;font-weight:700;letter-spacing:.1em;color:#5d6d61}.course-status.status-ready{color:var(--pine);display:flex;gap:17px;align-items:center}.course-status.status-ready span{font-size:25px;font-weight:400}.bottom-cta{background:var(--pine);color:#fff9eb;padding:100px 0}.cta-layout{display:flex;align-items:end;justify-content:space-between;gap:35px}.cta-layout h2{font-size:clamp(40px,4.5vw,70px);font-weight:500;letter-spacing:-.055em;line-height:1.05;margin:18px 0}.cta-layout h2 em{color:var(--gold)}.cta-layout p{color:#d9e3d7;max-width:470px;font-size:14px;line-height:1.7}.cta-layout>.btn{flex-shrink:0}.site-footer{min-height:130px;padding-block:34px;display:flex;align-items:center;justify-content:space-between;gap:24px}.footer-wordmark{font-weight:700;letter-spacing:-.07em;font-size:18px}.footer-wordmark span{font:italic 23px var(--serif);letter-spacing:0}.site-footer p{margin:0;color:var(--muted);font-size:12px}.site-footer>span,.site-footer>a{color:#506359;font-size:10px;letter-spacing:.1em;font-weight:700}
/* Lesson: a restrained editorial workbench, not a dashboard */
.lesson-header .site-header-inner{min-height:76px}.header-return{font-size:12px;font-weight:700;color:var(--muted)}.lesson-layout{display:grid;grid-template-columns:262px minmax(0,1fr);gap:75px;padding-top:60px;padding-bottom:80px;align-items:start}.lesson-sidebar{border-right:1px solid var(--rule);padding-right:30px;align-self:stretch}.sidebar-sticky{position:sticky;top:145px}.sidebar-heading{font:34px/1 var(--serif);margin-top:22px;letter-spacing:-.025em}.sidebar-heading i{color:var(--rust)}.sidebar-progress{margin-top:50px}.sidebar-progress-top{display:flex;justify-content:space-between;gap:5px;font-size:10px;letter-spacing:.08em;font-weight:700}.sidebar-progress-top strong{color:var(--rust)}.progress-track{height:4px;background:#d1d8d0;margin-top:13px;overflow:hidden}.progress-fill{background:var(--pine);height:100%;width:0;transition:width .25s}.sidebar-course-list{margin-top:38px;border-top:1px solid var(--rule)}.sidebar-stage{display:flex;align-items:center;gap:14px;min-height:57px;padding:11px 0;border-bottom:1px solid var(--rule);font-size:12px;color:#4a5a51}.sidebar-stage>span:nth-child(2){flex:1}.sidebar-stage .stage-count{font:21px var(--serif);color:#617569}.sidebar-stage.current{font-weight:700;color:var(--ink)}.sidebar-stage.current .stage-count{color:var(--rust)}.sidebar-stage small{display:block;font-size:9px;letter-spacing:.08em;color:var(--rust);margin-top:2px}.sidebar-stage.locked{opacity:.56}.sidebar-help{margin-top:35px;background:#e9eee5;padding:18px;font-size:11px;line-height:1.6;display:flex;gap:12px;color:#43594c}.icon-spark{font-size:23px;color:var(--rust);line-height:1}.lesson-content{min-width:0;max-width:905px}.breadcrumb{display:flex;align-items:center;gap:13px;color:#587063;font-size:10px;letter-spacing:.13em;font-weight:700}.breadcrumb a:hover{color:var(--rust)}.lesson-hero{padding-top:42px}.lesson-hero h1{font-size:clamp(58px,6vw,91px);letter-spacing:-.07em;line-height:.98;font-weight:500;margin:24px 0 24px}.lesson-hero h1 em{color:var(--rust)}.lesson-hero>p{font-size:17px;line-height:1.7;color:#41574b;max-width:655px}.lesson-details{display:flex;flex-wrap:wrap;gap:24px;margin-top:30px;font-size:10px;font-weight:700;letter-spacing:.08em;color:#516257}.lesson-details span span{color:var(--rust);font-size:17px;vertical-align:middle;margin-right:5px}.lesson-outcome{display:flex;align-items:center;gap:20px;margin-top:49px;background:#e9eee6;border-left:3px solid var(--pine);padding:22px 25px}.outcome-icon{font:38px var(--serif);color:var(--rust)}.lesson-outcome strong{font-size:14px}.lesson-outcome p{font-size:13px;line-height:1.65;color:var(--muted);margin:4px 0 0}.step-container{margin-top:58px;border-top:1px solid #9cae9c;border-bottom:1px solid var(--rule);padding-bottom:36px}.step-topbar{display:flex;justify-content:space-between;align-items:center;padding:25px 0 22px}.step-topbar 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3px;background:transparent;font-size:12px;color:var(--pine);font-weight:700;margin-top:20px}.lesson-note{display:flex;align-items:start;gap:14px;max-width:760px;margin-top:35px;padding:21px 20px;background:#edece5}.note-icon{height:22px;width:22px;display:grid;place-items:center;border:1px solid var(--rust);border-radius:50%;color:var(--rust);font:italic 15px var(--serif);flex:none}.lesson-note p{font-size:12px;line-height:1.7;margin:0;color:#43574a}.lesson-note p strong{color:var(--ink)}.numbered-instructions{max-width:760px;border-top:1px solid var(--rule)}.numbered-instructions>div{display:grid;grid-template-columns:36px 1fr;gap:16px;border-bottom:1px solid var(--rule);padding:21px 0}.numbered-instructions>div>span{font:25px var(--serif);color:var(--rust)}.numbered-instructions p{margin:0;font-size:14px;line-height:1.7;max-width:590px}.mini-copy{grid-column:2;display:flex;justify-content:space-between;gap:12px;align-items:center;padding:13px 14px;background:#e9eee6;min-width:0;overflow-wrap:anywhere}.mini-copy code{font-size:13px;min-width:0}.copy-icon-btn{background:none;border:0;color:var(--pine);font-size:11px;font-weight:700;min-height:40px;white-space:nowrap}.button-row{display:flex;align-items:center;gap:25px;flex-wrap:wrap;margin:26px 0}.completion-check{display:flex;gap:15px;align-items:flex-start;position:relative;padding:18px 20px;border:1px solid #b6c4b5;background:#eef3eb;margin-top:28px;font-size:13px;font-weight:700;line-height:1.7;cursor:pointer;max-width:760px;min-height:57px}.completion-check input{position:absolute;opacity:0;width:23px;height:23px;left:20px;top:18px;cursor:pointer}.check-custom{width:23px;height:23px;border:1.5px solid var(--pine);background:#fffefa;flex:0 0 23px;display:grid;place-items:center}.completion-check input:checked+.check-custom{background:var(--pine);color:#fff}.completion-check input:checked+.check-custom:after{content:'✓';font-size:15px}.completion-check input:focus-visible+.check-custom{outline:3px solid var(--rust);outline-offset:4px}.completion-check>span:last-child{min-width:0}.instruction-summary{padding:21px;background:#e5ece4;display:flex;gap:19px;max-width:760px;margin-bottom:26px}.summary-icon{font:32px var(--serif);line-height:1;color:var(--rust)}.instruction-summary strong{font-size:14px}.instruction-summary p{font-size:13px;line-height:1.6;color:#41574b;margin:5px 0 0}.prompt-box{max-width:760px;border:1px solid #bac5ba;background:#fffefa}.prompt-box-header{display:flex;justify-content:space-between;gap:12px;align-items:center;background:#e5eae1;padding:15px 20px;border-bottom:1px solid #bac5ba;font-size:10px;font-weight:700;letter-spacing:.1em;color:#314e3c}.prompt-box-header span:last-child{color:var(--rust)}.prompt-box pre{white-space:pre-wrap;overflow-wrap:anywhere;overflow:auto;max-height:360px;padding:22px 23px;margin:0;font:13px/1.8 var(--sans);color:#273c30}.prompt-box-footer{display:flex;align-items:center;gap:12px;flex-wrap:wrap;border-top:1px solid #d2d8cd;padding:15px 18px}.expected-response{max-width:760px;background:#edf0e9;padding:22px 26px;margin-top:29px}.expected-response .overline{color:var(--rust)}.expected-response ul{margin:14px 0 0;padding-left:20px;color:#354d3f;font-size:13px;line-height:1.85}.expected-response li{padding-left:4px;margin-top:6px}.export-box{display:flex;align-items:center;gap:26px;padding:27px;background:#e5eae1;margin-top:30px;max-width:760px}.export-box>div:last-child{flex:1}.export-box strong{font-size:15px}.export-box p{font-size:12px;line-height:1.6;color:var(--muted);margin:6px 0 14px}.export-illustration{position:relative;width:62px;height:81px;flex:0 0 62px}.export-page{display:block;position:absolute;background:#fffefa;top:3px;left:4px;width:49px;height:66px;border:1px solid #8fa493;transform:rotate(-6deg);box-shadow:0 4px 8px #20332d15}.export-page:after{content:'';position:absolute;top:15px;left:8px;width:31px;height:1px;background:var(--pine);box-shadow:0 9px #a5b9aa,0 18px #a5b9aa,0 27px #a5b9aa}.export-page-back{background:var(--gold);z-index:-1;transform:rotate(12deg);top:8px;left:12px}.lesson-controls{display:flex;justify-content:space-between;align-items:center;gap:12px;max-width:760px;padding-top:34px}.control-count{font-family:var(--serif);font-size:19px;color:var(--muted)}.inline-alert{max-width:760px;border-left:3px solid var(--rust);background:#f8ece5;color:#633826;padding:14px 19px;font-size:13px;font-weight:700;margin-bottom:22px}.finish-panel{background:#e7efe5;padding:45px 50px;margin-top:55px}.finish-icon{font-size:45px;line-height:1;color:var(--rust);margin-bottom:16px}.finish-panel h2{font-size:clamp(43px,5vw,64px);letter-spacing:-.06em;font-weight:500;margin:10px 0 18px}.finish-panel h2 em{color:var(--rust)}.finish-panel>p{font-size:15px;max-width:610px;line-height:1.7;color:#435749}.finish-actions{display:flex;gap:12px;flex-wrap:wrap;margin:24px 0 35px}.pilot-feedback{border-top:1px solid #b8cbb8;padding-top:29px}.pilot-feedback h3{font:30px var(--serif);margin:10px 0 17px}.ease-options{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:25px}.ease-options button{min-height:44px;border:1px solid #a4b6a5;padding:8px 13px;font-size:12px;background:transparent;color:var(--pine)}.ease-options button[aria-pressed="true"]{background:var(--pine);color:#fff}.pilot-feedback label{font-size:12px;font-weight:700;display:block;margin-bottom:8px}.pilot-feedback textarea{display:block;resize:vertical;width:100%;padding:13px;border:1px solid #a4b6a5;background:#fffefa;border-radius:0;min-height:90px;font-size:15px;color:var(--ink)}.link-button{margin-top:20px;border-top:0;border-left:0;border-right:0;background:transparent}.small-print{font-size:11px!important;color:var(--muted);margin:10px 0 0}.postscript{border-top:1px solid var(--rule);display:flex;align-items:start;gap:19px;padding-top:35px;margin-top:55px}.postscript>span{font-size:26px;color:var(--rust)}.postscript p{font-size:12px;color:var(--muted);line-height:1.8;max-width:690px}.postscript strong{color:var(--ink)}.lesson-footer{border-top:1px solid var(--rule)}.toast{position:fixed;bottom:calc(27px + env(safe-area-inset-bottom));right:calc(27px + env(safe-area-inset-right));z-index:150;background:var(--pine);color:white;padding:13px 20px;max-width:320px;font-size:13px;box-shadow:var(--shadow)}
/* Narrow layouts */
@media(max-width:1130px){.shell{width:min(100% - 60px,1320px)}.hero{grid-template-columns:1fr .85fr;gap:22px}.hero h1{font-size:76px}.sheet-front{left:6%;width:63%}.sheet-back{right:3%;width:49%}.sheet-title{font-size:38px}.lesson-layout{gap:42px;grid-template-columns:218px minmax(0,1fr)}.lesson-sidebar{padding-right:22px}.intro-grid{gap:40px}}
@media(max-width:850px){.site-nav{gap:18px}.hero{grid-template-columns:1fr;padding-top:72px}.hero-copy{max-width:710px}.hero h1{font-size:clamp(67px,10vw,90px)}.hero-footnote{margin-top:35px}.hero-art{width:min(100%,600px);margin-inline:auto}.artwork-board{height:485px}.sheet-front{left:12%;width:54%}.sheet-back{right:8%;width:43%}.sample-heading{align-items:start;flex-direction:column;gap:10px}.sample-heading p{max-width:560px}.artifact-gallery{gap:12px}.artifact-image{height:310px}.preview-guide,.preview-activity,.preview-map{width:78%;height:83%;padding:14px}.preview-headline{font-size:34px}.preview-map .preview-headline{font-size:28px}.preview-bubble{width:45px;height:45px;font-size:22px}.letters span{font-size:27px}.map-node{font-size:8px}.lesson-layout{grid-template-columns:1fr;gap:30px;padding-top:33px}.lesson-sidebar{border-right:0;border-bottom:1px solid var(--rule);padding:0 0 20px}.sidebar-sticky{position:static}.sidebar-heading,.sidebar-course-list,.sidebar-help{display:none}.sidebar-progress{margin:10px 0 0}.lesson-hero{padding-top:25px}.lesson-content{max-width:none}.lesson-hero h1{font-size:clamp(60px,8vw,85px)}}
@media(max-width:640px){.shell{width:calc(100% - 38px)}.site-header-inner{min-height:72px}.site-nav{display:none}.header-cta{padding:11px 13px;gap:8px;min-height:44px;font-size:11px}.wordmark{font-size:16px;gap:9px}.wordmark-second{font-size:20px}.brand-mark{width:25px;height:27px}.brand-mark span{height:23px;width:18px}.brand-mark span+span{left:5px}.hero{padding:53px 0 55px;gap:30px;min-height:0}.hero h1{font-size:clamp(58px,13.5vw,82px);margin:24px 0}.hero-subtitle{font-size:15px;line-height:1.72}.eyebrow{font-size:9px;letter-spacing:.07em;gap:8px}.hero-actions{margin-top:29px;gap:20px;align-items:flex-start;flex-direction:column}.hero-footnote{margin-top:37px}.artwork-board{height:400px}.art-label{font-size:9px}.sheet-front{width:60%;left:8%;padding:17px 15px;height:80%}.sheet-back{width:46%;right:4%;padding:13px;height:70%}.sheet-title{font-size:34px}.sheet-back .sheet-title{font-size:25px;margin-top:38px}.sheet-badge{margin-top:20px}.sheet-front p{font-size:9px}.sheet-footer{left:15px;right:15px;font-size:6px}.sheet-circles>span{width:26px;height:26px;font-size:17px}.sheet-circles{gap:5px}.word-chip-row span{width:25px;height:32px;font-size:17px}.art-scribble{font-size:16px}.section-space{padding-block:75px}.section-title{font-size:clamp(51px,12vw,70px)}.intro-grid{grid-template-columns:1fr;gap:0;margin-top:46px}.intro-description p{font-size:15px}.three-principles{grid-template-columns:1fr;margin-top:65px}.three-principles article,.three-principles article+article{min-height:0;padding:19px 0 21px;border-left:0;border-bottom:1px solid var(--rule)}.three-principles article:last-child{border-bottom:0}.principle-icon{display:inline-block;margin:9px 16px 7px 0;vertical-align:middle;font-size:30px}.three-principles h3{display:inline-block;vertical-align:middle;margin:0}.three-principles p{max-width:none;margin:5px 0}.sample-section{padding:74px 0}.sample-heading{margin:44px 0 36px}.artifact-gallery{grid-template-columns:1fr;gap:37px}.artifact-image{height:390px}.preview-guide,.preview-activity,.preview-map{width:62%;height:85%;padding:20px}.preview-headline{font-size:48px}.preview-map .preview-headline{font-size:42px}.preview-bubble{width:68px;height:68px}.course-heading{margin:48px 0 36px;align-items:start;flex-direction:column}.course-count{margin-top:6px}.course-item{grid-template-columns:44px 1fr;gap:9px;padding:19px 8px;min-height:84px}.course-number{font-size:30px}.course-name strong{font-size:17px}.course-name span{font-size:12px;line-height:1.55}.course-status{grid-column:2;font-size:9px}.course-status.status-ready{margin-top:7px}.course-status.status-ready span{font-size:16px}.bottom-cta{padding:77px 0}.cta-layout{flex-direction:column;align-items:start}.cta-layout h2{font-size:clamp(43px,11vw,64px)}.site-footer{align-items:start;flex-direction:column;gap:6px}.lesson-header .header-return{font-size:11px}.lesson-header .site-header-inner{min-height:70px}.lesson-layout{padding-top:30px}.lesson-hero h1{font-size:clamp(54px,12vw,72px)}.lesson-hero>p{font-size:15px}.lesson-details{gap:9px 16px}.lesson-outcome{padding:18px 15px;gap:12px;margin-top:36px}.lesson-outcome p{font-size:12px}.step-container{margin-top:45px}.step-topbar{padding-top:18px}.step-track{margin-bottom:34px;gap:5px}.lesson-step h2{font-size:clamp(45px,10.3vw,61px)}.step-lead{font-size:14px}.form-grid{grid-template-columns:1fr;gap:17px}.form-field.full{grid-column:auto}.lesson-note{padding:15px}.button-row{align-items:flex-start;gap:14px;flex-direction:column}.instruction-summary{padding:17px}.prompt-box pre{font-size:12px;padding:17px;max-height:390px}.prompt-box-footer{padding:13px;gap:10px}.prompt-box-footer .btn{width:100%}.export-box{padding:20px;gap:15px}.lesson-controls{gap:8px}.lesson-controls .btn{padding:13px 12px;gap:7px;min-height:48px;font-size:12px}.finish-panel{padding:30px 22px}.finish-panel h2{font-size:51px}.finish-actions{align-items:stretch;flex-direction:column}.pilot-feedback h3{font-size:28px}.postscript{margin-top:42px;padding-top:24px}.marquee-inner{justify-content:flex-start;padding-left:18px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation-duration:.01ms!important;transition-duration:.01ms!important}}
@media print{.site-header,.site-footer,.lesson-sidebar,.lesson-controls,.step-track,.prompt-box-footer,.finish-actions,.toast,.header-return,.completion-check,.button-row{display:none!important}body{background:white}.lesson-layout{display:block;padding:0}.lesson-step[hidden]{display:block!important;break-before:page}.lesson-step{padding:20px 0;break-inside:avoid}.prompt-box pre{max-height:none}.shell{width:100%}.finish-panel[hidden]{display:none!important}}
.step-container{scroll-margin-top:105px}.finish-panel{scroll-margin-top:105px}
/* Pilot QA adjustments: legible unavailable navigation and mobile specimen spacing */
.sidebar-stage.locked{opacity:1;color:#52625a}
.sidebar-stage.locked .stage-count{color:#52625a}
.step-pip:disabled{opacity:1;color:#52625a}
@media(max-width:640px){.artwork-board{height:430px}.sheet-front{width:65%;left:6%;height:82%}.sheet-front .sheet-title{font-size:30px}.sheet-front .sheet-badge{margin-top:16px}.sheet-front .sheet-rule{margin:15px 0 12px}.sheet-front .sheet-circles{margin-top:7px}.sheet-back{height:70%;right:5%}.sheet-back .sheet-title{font-size:26px}.art-scribble{bottom:12px;right:13px}}