:root{color-scheme:dark;--bg:#090a0d;--surface:#14151b;--ink:#fff;--muted:#b5b5c0;--violet:#b7a6ff;font:17px/1.55 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--ink);scroll-behavior:smooth;scrollbar-color:#565361 var(--bg)}*{box-sizing:border-box}body{margin:0}a{color:inherit;text-decoration:none;text-underline-offset:4px}button,input,select,textarea{font:inherit}button,select{background:var(--surface);color:var(--ink);border:1px solid #54515e;border-radius:12px;min-height:44px;padding:8px 14px;cursor:pointer}button:hover,a.primary:hover{background:#403750}button:disabled{opacity:.5;cursor:default}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--violet);outline-offset:5px}::selection{background:#514370;color:white}input,textarea{caret-color:var(--violet)}[hidden]{display:none!important}svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0;vertical-align:middle}.site-header{height:76px;display:flex;align-items:center;gap:56px;padding:0 max(24px,4.3vw);background:var(--bg);position:relative;z-index:3}.brand{font-size:40px;font-weight:700;letter-spacing:-.04em;line-height:1}.site-header nav{display:flex;gap:32px}.site-header nav a,.icon-link{display:inline-flex;align-items:center;min-height:44px;color:#d5d3df}.site-header a:hover{color:var(--violet)}.icon-link{margin-left:auto;justify-content:center;width:44px}.skip{position:fixed;left:16px;top:-90px;padding:12px;background:var(--violet);color:var(--bg);z-index:10}.skip:focus{top:8px}h1,h2,h3{font-family:Georgia,"Times New Roman",serif;line-height:1.12;letter-spacing:-.025em;text-wrap:balance;font-weight:600}h1{font-size:clamp(36px,4.3vw,66px);margin:0 0 24px}h2{font-size:clamp(28px,2.5vw,36px);margin:0 0 24px}h3{font-size:25px;margin:16px 0 9px}p{margin:0 0 20px}small,.muted{color:var(--muted)}.container{max-width:1440px;margin:auto;padding:0 4.3vw}.narrow{max-width:980px;padding-top:54px;min-height:65vh}.lead{font-size:clamp(19px,2vw,25px);color:#d6d4de;max-width:65ch}.primary{display:inline-flex;align-items:center;justify-content:center;gap:14px;padding:12px 23px;min-height:48px;border-radius:999px;background:#5b479c;color:#fff}.hero{height:470px;position:relative;isolation:isolate;overflow:hidden}.hero video{position:absolute;right:0;top:0;width:min(100%,1040px);height:100%;object-fit:contain;object-position:right top;z-index:-2}.hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,var(--bg) 0%,#090a0d7a 28%,transparent 66%),linear-gradient(0deg,var(--bg),transparent 50%);z-index:-1;pointer-events:none}.hero-copy{position:absolute;bottom:44px;left:4.3vw;right:24px}.hero-copy h1{max-width:1000px;font-size:clamp(38px,4.5vw,70px);margin-bottom:24px}.mobile-break{display:none}#montage-toggle{position:absolute;right:4.3vw;bottom:24px;font-size:13px;background:#090a0dcc;min-height:44px}.catalog,.trails{padding:45px 0 24px;scroll-margin-top:24px}.section-heading{display:flex;align-items:baseline;justify-content:space-between;gap:24px}.section-heading p{color:var(--muted)}.course-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:38px 26px}.course-card{display:block;min-width:0}.course-card img,.course-card .art-fallback{width:100%;aspect-ratio:4/3;object-fit:contain;border-radius:12px;background:#14151b;display:block;height:auto}.course-card h3{font-size:25px}.course-card p{color:var(--muted);font-size:15px}.course-card:hover h3{color:var(--violet)}.art-fallback{display:flex!important;align-items:center;justify-content:center;font:32px/1.2 Georgia,serif;text-align:center;padding:20px;color:#d6cbe8}.trails{padding-top:65px}.trail-list{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}.trail-list a{padding:20px 0 32px;border-top:1px solid #36333f}.trail-list h3{margin-top:0}.trail-list p{color:var(--muted)}.trail-list span{color:var(--violet)}#resume{padding:28px 0 0}#resume h2{font:600 22px/1.2 -apple-system,sans-serif;margin-bottom:18px}.resume-row{display:flex;align-items:center;gap:24px;max-width:690px}.resume-row img{width:160px;aspect-ratio:4/3;object-fit:contain;border-radius:12px}.resume-row progress{width:100%;height:5px;accent-color:var(--violet);display:block;margin:10px 0}.resume-row div{flex:1}.back{display:inline-flex;align-items:center;min-height:44px;color:var(--muted);margin:20px 0}.course-intro{display:grid;grid-template-columns:1fr 1fr;gap:6vw;align-items:center;padding:10px 0 44px}.course-intro>img,.course-intro>.art-fallback{width:100%;aspect-ratio:4/3;height:auto;object-fit:contain;border-radius:16px}.course-intro p{color:var(--muted)}.course-intro .primary{margin-top:8px}.sessions{list-style:none;padding:0}.session-row{display:flex;align-items:center;gap:24px;padding:18px 0;border-bottom:1px solid #24242c}.session-row>img{width:125px;height:auto;aspect-ratio:4/3;object-fit:contain;border-radius:12px}.session-number{color:var(--muted);width:24px;font-variant-numeric:tabular-nums}.session-row h3{margin:0 0 8px;font-family:inherit;font-size:21px}.session-row p{margin:0;color:var(--muted)}.session-row>svg{margin-left:auto}.archive-details{border-top:1px solid #36333f;padding:20px 0;margin:20px 0;color:#d0ccd9}.archive-details summary{cursor:pointer;min-height:44px}.archive-details p{max-width:75ch}.watch-heading h1{font-size:clamp(30px,3.3vw,48px);margin-bottom:10px}.watch-heading>p{color:var(--muted)}.watch-layout{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:48px;align-items:start}.watch-media{position:sticky;top:20px;min-width:0}.watch-media video{width:100%;aspect-ratio:4/3;object-fit:contain;background:#000;display:block}.player-options{display:flex;gap:9px;flex-wrap:wrap;padding:16px 0;align-items:center}.player-options button,.player-options select{font-size:14px}.player-options label{font-size:14px;color:var(--muted)}.session-summary{color:var(--muted)}.transcript{min-width:0;max-height:calc(100vh - 40px);overflow:auto;scrollbar-gutter:stable;padding:0 18px 50px 0}.transcript header p{font-size:14px;color:var(--muted)}.passage{padding:24px 0;scroll-margin-top:20px}.passage-heading{display:flex;align-items:baseline;gap:16px;margin-bottom:16px}.passage h3{font-size:24px;margin:0}.timestamp{color:var(--violet);border:0;background:transparent;padding:4px 0;font-size:14px;font-variant-numeric:tabular-nums}.passage p{font:21px/1.65 Georgia,serif;max-width:65ch}.passage .speaker{font:600 13px/1.5 -apple-system,sans-serif;color:var(--muted)}.next-session{display:block;padding:24px 0;color:var(--muted)}.next-session strong{display:block;color:white;font:24px/1.3 Georgia,serif;margin-top:8px}.search-field{display:flex;background:var(--surface);border:1px solid #696371;border-radius:12px;margin:10px 0 28px}.search-field input{background:none;color:white;border:0;min-width:0;flex:1;padding:16px;font-size:21px}.search-field button{border:0;background:none}.search-field input::placeholder{color:var(--muted)}#search-summary{color:var(--muted)}.result{display:block;padding:26px 0;border-bottom:1px solid #393540}.result h2{font-size:25px;margin-bottom:12px}.result p{color:#d0ccd9}.result small{display:block;margin-bottom:10px}.result mark{color:var(--bg);background:var(--violet)}.saved-item{padding:24px 0;border-bottom:1px solid #393540}.saved-item h2{font-size:26px}.saved-item textarea{display:block;width:100%;background:var(--surface);color:white;border:1px solid #696371;border-radius:12px;min-height:100px;padding:14px;margin:16px 0;resize:vertical}.saved-item .row{display:flex;gap:12px;align-items:center}.trail-stops{padding-left:28px}.trail-stops li{padding:26px 0 26px 12px}.trail-stops h2{font-size:28px}.trail-stops p{color:#d0ccd9}.narrow article,.narrow>p{max-width:75ch}.narrow>h2{margin-top:42px}footer{margin-top:90px;border-top:1px solid #28252f;padding:36px 4.3vw;display:flex;gap:28px;align-items:center;color:var(--muted);font-size:14px}footer .brand{color:white;font-size:30px}footer>a:last-child{margin-left:auto;min-height:44px;display:flex;align-items:center}.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);max-width:calc(100% - 32px);padding:14px 20px;background:#292334;border:1px solid #837695;border-radius:12px;z-index:10;box-shadow:0 8px 30px #0008}.empty{padding:48px 0;color:var(--muted)}
@media(min-width:1700px){.hero-copy{left:calc((100vw - 1440px)/2 + 60px)}}
@media(max-width:1000px){.course-grid{grid-template-columns:repeat(3,1fr)}.hero{height:420px}.hero video{width:85%}.trail-list{grid-template-columns:1fr}.watch-layout{gap:24px;grid-template-columns:1fr 1fr}.player-options{gap:6px}.player-options button{padding:8px 10px}.course-intro{gap:30px}.course-intro h1{font-size:40px}}
@media(max-width:680px){.site-header{height:68px;padding:0 20px;gap:28px}.brand{font-size:34px}.site-header nav{gap:20px;font-size:15px}.icon-link{display:none}.container{padding-left:20px;padding-right:20px}.hero{height:360px}.hero video{width:100%;height:auto;aspect-ratio:16/9}.hero:after{background:linear-gradient(0deg,var(--bg) 10%,#090a0d66 60%,transparent 90%)}.hero-copy{left:20px;bottom:25px}.hero-copy h1{font-size:clamp(28px,8.2vw,36px);max-width:330px;margin-bottom:20px}.mobile-break{display:block}#montage-toggle{right:20px;bottom:auto;top:12px;font-size:12px;min-height:44px}.course-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px 16px}.course-card h3{font-size:22px}.course-card p{font-size:13px}.section-heading{display:block}.section-heading h2{margin-bottom:10px}.catalog{padding-top:32px}.course-intro{grid-template-columns:1fr;padding-bottom:25px}.course-intro h1{font-size:42px}.course-intro>img{order:-1}.session-row{gap:12px}.session-row>img{width:76px}.session-row h3{font-size:17px}.session-row p{font-size:13px}.session-number{width:16px;font-size:13px}.session-row>svg{width:18px}.watch-heading h1{font-size:32px}.watch-layout{display:flex;flex-direction:column;gap:20px}.watch-media{position:relative;top:auto;width:100%}.watch-media{position:sticky;top:0;z-index:2;background:var(--bg)}.watch-media .archive-details,.watch-media .session-summary,.watch-media .next-session{display:none}.watch-media video{max-height:38vh}.transcript{max-height:none;overflow:visible;padding-right:0}.transcript p{font-size:20px}.passage-heading{gap:12px}.passage h3{font-size:23px}.player-options{padding:10px 0}.player-options button,.player-options select{font-size:13px}.player-options svg{width:18px}.watch-heading .back{margin-top:8px}.narrow{padding-top:30px}.narrow h1{font-size:39px}.resume-row{gap:16px}.resume-row img{width:100px}.resume-row p{font-size:15px}.resume-row small{font-size:12px}.art-fallback{font-size:24px}footer{flex-wrap:wrap;gap:20px}footer span{max-width:230px}footer>a:last-child{margin-left:0}.toast{width:max-content}}
@media(prefers-reduced-motion:reduce){:root{scroll-behavior:auto}}
.container{max-width:1600px}.hero video{width:auto;max-width:100%;height:100%;mask-image:linear-gradient(90deg,transparent,#000 25%)}.course-progress{color:var(--violet);display:block;margin-top:-8px}.course-intro .course-progress{margin-top:0}@media(max-width:680px){.hero video{width:100%;height:auto;mask-image:none}}
.mobile-session-details{display:none}@media(max-width:680px){.mobile-session-details{display:block}}
.account-link{margin-left:auto;min-height:44px;display:inline-flex;align-items:center;color:var(--violet);white-space:nowrap}.account-page{padding-top:54px;min-height:65vh}.account-page h1{max-width:16ch}.account-page #account-content{max-width:640px}.account-form{display:flex;flex-direction:column;align-items:flex-start;gap:12px;margin:28px 0}.account-form label{margin-top:8px}.account-form input{width:100%;min-height:52px;padding:12px 16px;background:var(--surface);color:var(--ink);border:1px solid #696371;border-radius:12px}.account-form input[readonly]{color:var(--muted)}.account-form button.primary{margin-top:12px}.account-form #sign-in-code{max-width:240px;font-size:26px;font-variant-numeric:tabular-nums;letter-spacing:.15em}.form-message{margin:8px 0 0;color:var(--muted)}.account-actions{display:flex;flex-wrap:wrap;gap:12px;margin:12px 0 24px}.account-section{margin-top:48px}.account-section h2{font-size:30px}.account-page .muted a,#my-courses-intro a,#notebook-location a,.account-section>a,.account-settings{color:var(--violet);text-decoration:underline}.account-settings{min-height:44px;display:inline-flex;align-items:center}.account-notice{padding:16px 4.3vw;border-bottom:1px solid #54515e;color:var(--muted);display:flex;flex-wrap:wrap;gap:12px;align-items:center}.account-notice span{flex:1 1 300px}.my-course{display:flex;gap:28px;align-items:center;padding:28px 0;border-bottom:1px solid #36333f}.my-course img{width:200px;height:auto;aspect-ratio:4/3;object-fit:contain;border-radius:12px}.my-course h2{font-size:30px;margin-bottom:12px}.my-course p{margin-bottom:16px}.admin-totals{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:16px;max-width:650px;margin:36px 0 48px}.admin-totals dd{margin:0;font-variant-numeric:tabular-nums}.admin-page h2{margin-top:40px}.table-scroll{overflow-x:auto;margin:20px 0}.table-scroll table{width:100%;border-collapse:collapse;text-align:left}.table-scroll th,.table-scroll td{padding:14px 16px;border-bottom:1px solid #36333f}.table-scroll th{color:var(--muted);font-weight:500}.table-scroll td:not(:first-child){font-variant-numeric:tabular-nums}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}.session-completion{margin:12px 0 24px}.session-completion[aria-pressed=true]{color:var(--violet)}
@media(max-width:680px){.site-header{gap:18px}.site-header nav{gap:14px}.account-link{font-size:14px}.account-page{padding-top:30px}.account-page h1{font-size:39px}.my-course{gap:16px;align-items:flex-start}.my-course img{width:90px}.my-course h2{font-size:24px}.my-course p{font-size:14px}.my-course .primary{padding:10px 16px;font-size:15px}.account-actions button{flex:1}.watch-media .session-completion{display:none}.mobile-session-details .session-completion{display:inline-block}}
@media(max-width:370px){.site-header{gap:12px;padding:0 14px}.site-header nav{gap:10px;font-size:14px}.account-link{font-size:13px}}
/* Keep standard-definition archive footage intimate on larger displays. */
@media(min-width:681px){
  .hero{height:360px;max-width:1600px;margin-inline:auto}
  .hero video{width:min(640px,85%);height:auto;max-height:360px;aspect-ratio:16/9;right:4.3vw}
  .hero-copy{left:4.3vw}
}
@media(min-width:1001px){
  .watch-layout{grid-template-columns:minmax(0,560px) minmax(0,1fr)}
}