@font-face{font-family:Newsreader;src:url('/Astra6/fonts/newsreader.ttf') format('truetype');font-display:swap;font-weight:400}
@font-face{font-family:Newsreader;src:url('/Astra6/fonts/newsreader-italic.ttf') format('truetype');font-display:swap;font-style:italic;font-weight:400}
@font-face{font-family:DM;src:url('/Astra6/fonts/dm-sans.ttf') format('truetype');font-display:swap;font-weight:400}
:root{--bg:#111b1d;--panel:#162225;--ink:#ecece0;--muted:#a8b5ad;--line:#344447;--green:#d4f49b;--coral:#ffac8a;--serif:Newsreader,Georgia,serif;--sans:DM,Arial,sans-serif;--mono:ui-monospace,SFMono-Regular,Consolas,monospace;color-scheme:dark}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:30px}body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.65}button,input,select{font:inherit}a{color:inherit;text-underline-offset:5px}button,a,input,select,summary{-webkit-tap-highlight-color:transparent}button,a,summary{touch-action:manipulation}button{cursor:pointer}a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--coral);outline-offset:6px}.wrap{width:min(1320px,calc(100% - 112px));margin-inline:auto}.masthead{height:114px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line)}.wordmark{display:flex;align-items:center;gap:10px;text-decoration:none;font-size:21px;letter-spacing:.14em}.six{color:var(--green);margin-left:-7px}.asterisk{color:var(--green);font-size:42px;line-height:1;margin-right:8px}.masthead nav{display:flex;gap:32px;font-size:14px}.masthead nav a{text-decoration:none;color:var(--muted)}.masthead nav a:hover{color:var(--green)}.masthead nav a:last-child{margin-left:25px}.opening{display:grid;grid-template-columns:.94fr 1.06fr;gap:58px;padding-top:76px;padding-bottom:68px;align-items:center}.intro{padding-bottom:20px}.eyebrow{text-transform:uppercase;letter-spacing:.13em;font-size:12px;font-family:var(--mono);line-height:1.6}.intro .eyebrow{margin:0 0 32px;color:var(--green);font-size:12px;display:flex;align-items:center;gap:10px}.status-dot{width:6px;height:6px;background:var(--green);border-radius:50%;display:inline-block;flex:none}h1,h2,h3,p{margin-top:0}h1{font-family:var(--serif);font-size:clamp(55px,6.5vw,94px);font-weight:400;letter-spacing:-.045em;line-height:.99;margin-bottom:30px}h1 em{color:var(--green);font-weight:400}h2{font-family:var(--serif);font-size:clamp(43px,4.8vw,66px);font-weight:400;letter-spacing:-.035em;line-height:1.05}h3{font-family:var(--serif);font-size:31px;line-height:1.15;font-weight:400}.opening-copy{font-size:18px;line-height:1.65;max-width:360px;color:var(--muted);margin-bottom:18px}.second{color:var(--ink)}.text-link{display:inline-flex;align-items:center;gap:32px;color:var(--green);font-size:15px;text-decoration:none;border-bottom:1px solid #728858;padding:9px 0;margin-top:12px}.text-link:hover{gap:42px}.signature{margin-top:44px;display:flex;gap:16px;align-items:center;font-size:12px;line-height:1.65}.signature-line{width:32px;height:1px;background:var(--muted)}.muted{color:var(--muted)}.experiment{min-width:0;background:var(--panel);border:1px solid var(--line);padding:23px 25px 0;scroll-margin-top:25px;box-shadow:0 24px 60px #00000010}.panel-heading{display:flex;align-items:center;justify-content:space-between;gap:10px;padding-bottom:19px}.tiny{font-size:10px;font-family:var(--mono);letter-spacing:.09em;color:var(--muted)}.sky-frame{background:#0b1416;border:1px solid #293a3c;position:relative;padding:14px 12px 13px}.sky-top,.sky-bottom{display:flex;justify-content:space-between;gap:8px;color:var(--muted);font-family:var(--mono);font-size:10px;line-height:1.4}.sky-top{padding-bottom:13px}.sky-bottom{padding-top:12px;flex-wrap:wrap}.sky-frame canvas{display:block;width:100%;height:auto;aspect-ratio:321/220;image-rendering:pixelated}.legend{display:inline-flex;align-items:center;gap:7px}.key{width:6px;height:6px;display:inline-block}.same{background:var(--green)}.different{background:var(--coral)}.experiment-controls{display:flex;gap:10px;padding-top:20px}.button{border:1px solid var(--line);background:transparent;color:var(--ink);border-radius:2px;padding:11px 15px;min-height:46px;display:inline-flex;align-items:center;justify-content:center;gap:18px;font-size:14px;line-height:1.4;transition:background .2s,color .2s}.button:hover{background:#304244}.button.primary{background:var(--green);color:#16201a;border-color:var(--green)}.button.primary:hover{background:#e4ffc2}.button.subtle{border-color:transparent;color:var(--muted);padding-inline:10px}.readout{font-family:var(--mono);font-size:11px;line-height:1.65;color:var(--muted);min-height:61px;padding:17px 0}.mechanism{font-size:14px;border-top:1px solid var(--line)}summary{cursor:pointer;list-style:none;padding:14px 0;display:flex;justify-content:space-between;gap:15px;color:var(--muted)}summary::-webkit-details-marker{display:none}details[open] summary span{transform:rotate(45deg)}.mechanism-body{padding:0 0 8px;color:var(--muted);font-size:15px}.mechanism-body p{margin-bottom:14px}.mechanism-body a{color:var(--green)}.threshold{display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--line);padding-top:25px;font-size:13px;color:var(--muted)}.lower-preview{display:grid;grid-template-columns:1fr 1fr;gap:60px;padding-top:30px;padding-bottom:62px}.lower-preview a{display:grid;grid-template-columns:1fr auto;text-decoration:none;gap:8px}.lower-preview .eyebrow{grid-column:1/-1;color:var(--green)}.lower-preview a>span:nth-child(2){font-family:var(--serif);font-size:28px}.lower-preview a>span:last-child{color:var(--green);font-size:28px}.footer{border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;padding:26px 0 40px;color:var(--muted);font-size:12px}.footer a{text-decoration:none}.skip{position:absolute;top:-100px;left:20px;background:var(--green);color:var(--bg);padding:10px;z-index:5}.skip:focus{top:10px}.no-script{font-size:14px;color:var(--coral)}
@media(min-width:1500px){.opening{gap:95px;padding-top:90px;padding-bottom:85px}}
@media(max-width:1050px){.wrap{width:calc(100% - 64px)}.opening{gap:30px;padding-top:50px}h1{font-size:clamp(50px,6.4vw,70px)}.experiment{padding:18px 16px 0}.experiment-controls{gap:3px;flex-wrap:wrap}.button{padding-inline:12px}.panel-heading .tiny{display:none}.intro .eyebrow{font-size:10px;letter-spacing:.1em}.opening-copy{font-size:16px}.signature{margin-top:28px}.masthead nav{gap:24px}.masthead nav a:last-child{margin-left:0}}
@media(max-width:720px){.wrap{width:calc(100% - 40px)}.masthead{height:auto;min-height:94px;padding-block:19px;align-items:center;gap:12px}.wordmark{font-size:17px;gap:7px}.asterisk{font-size:32px;margin-right:1px}.masthead nav{gap:15px;font-size:12px}.masthead nav a:last-child{display:none}.opening{grid-template-columns:1fr;gap:30px;padding-top:42px;padding-bottom:36px}.intro{padding-bottom:0}.intro .eyebrow{font-size:11px;margin-bottom:25px}h1{font-size:clamp(54px,12vw,76px);margin-bottom:22px}.opening-copy{max-width:430px;margin-bottom:10px;font-size:17px}.signature{margin-top:22px}.text-link{margin-top:9px}.experiment{padding:18px 18px 0}.sky-frame canvas{max-height:400px;object-fit:contain}.panel-heading .tiny{display:inline;font-size:9px}.threshold{align-items:flex-start;gap:20px;font-size:12px}.threshold .tiny{max-width:95px;text-align:right}.lower-preview{gap:24px;padding-top:27px;padding-bottom:40px}.lower-preview a>span:nth-child(2){font-size:24px}.lower-preview .eyebrow{font-size:10px;letter-spacing:.07em}.footer{flex-wrap:wrap;row-gap:10px}.footer>span{order:3;width:100%}}
.rhythm-section{background:#1c2d27;border-block:1px solid #3f5145;padding:78px 0 26px}.rhythm-layout{display:grid;grid-template-columns:.87fr 1.13fr;gap:80px;align-items:center}.rhythm-intro .eyebrow{color:var(--green);margin-bottom:30px}.rhythm-intro h2{margin-bottom:28px}.rhythm-intro h2 em{color:var(--green)}.rhythm-intro>p:not(.eyebrow){max-width:365px}.rhythm-actions{display:flex;gap:10px;flex-wrap:wrap;padding-top:15px}.button:disabled{opacity:.45;cursor:default}.sound-note{font-family:var(--mono);font-size:12px;margin:16px 0 0;color:var(--muted)}.rhythm-instrument{min-width:0}.orbits{width:100%;display:block;height:auto;overflow:visible}.orbits text{font-family:var(--serif);font-size:38px}.rhythm-sliders{margin:20px 35px 0}.rhythm-sliders label{display:flex;justify-content:space-between;font-size:14px;color:var(--ink);gap:16px}.rhythm-sliders output{color:var(--coral);font-family:var(--mono)}input[type=range]{width:100%;accent-color:var(--green);cursor:pointer;min-height:34px;margin:4px 0;display:block}.range-labels{display:flex;justify-content:space-between;color:var(--muted);font-family:var(--mono);font-size:12px}.rhythm-sliders .volume-label{border-top:1px solid #3f5145;margin-top:24px;padding-top:13px;align-items:center;font-size:12px;color:var(--muted)}.volume-label input{width:110px;accent-color:var(--muted)}.rhythm-footnote{border-top:1px solid #3f5145;margin-top:58px;padding-top:22px;color:var(--muted);font-size:12px;display:flex;flex-wrap:wrap;gap:6px 25px}.rhythm-footnote a{color:var(--ink)}.notes-section{padding-block:92px 75px}.section-top{display:flex;justify-content:space-between;gap:30px;border-bottom:1px solid var(--line);padding-bottom:16px;margin-bottom:40px}.section-top p{margin:0}.notes-heading{display:flex;gap:60px;justify-content:space-between;align-items:flex-end;margin-bottom:50px}.notes-heading h2{margin:0}.notes-heading h2 em{color:var(--coral)}.notes-heading>p{max-width:330px;color:var(--muted);font-size:17px}.note-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:45px}.note{border-top:1px solid var(--line);padding-top:28px}.note-number{font-family:var(--serif);font-style:italic;font-size:21px;color:var(--coral);display:block;margin-bottom:26px}.note h3{font-size:36px;letter-spacing:-.025em;line-height:1.13;margin-bottom:22px}.note p{color:var(--muted);font-size:16px}.note p:last-child{color:var(--ink)}.letters{border-top:1px solid var(--line);margin-top:55px}.letters details{border-bottom:1px solid var(--line)}.letters summary{font-family:var(--serif);font-size:28px;line-height:1.3;padding:26px 0;color:var(--ink);align-items:center}.letters summary .eyebrow{display:block;color:var(--muted);font-style:normal;font-size:12px;margin-bottom:12px}.letter-plus{font-family:var(--sans);font-size:22px;padding:10px;color:var(--green)}.letter-body{max-width:680px;font-size:18px;color:var(--muted);padding:0 0 28px;line-height:1.8}.letter-body p{margin-bottom:18px}.letter-signature{font-family:var(--serif);font-style:italic;color:var(--green);font-size:23px}.question-section{padding:58px 40px 55px;background:var(--green);color:#1d2c23;text-align:center}.question-section .eyebrow{color:#465943;margin-bottom:30px}.question-section h2{font-size:clamp(36px,4.3vw,62px);max-width:970px;margin:0 auto;min-height:132px;line-height:1.13}.question-button{background:transparent;border:0;border-bottom:1px solid #5b7553;color:#273c28;border-radius:0;font:inherit;font-size:14px;margin-top:28px;cursor:pointer;padding:10px 0}.question-note{font-family:var(--mono);font-size:12px;color:#476240;margin:22px 0 0}.about-section{display:grid;grid-template-columns:.82fr 1.18fr;gap:80px;padding-top:87px;padding-bottom:55px}.about-section .eyebrow{color:var(--muted);margin-bottom:25px}.about-section h2{font-size:48px}.about-copy{font-size:16px;line-height:1.85;color:var(--muted)}.about-copy>p{margin-bottom:23px}.path{font-family:var(--mono);color:var(--ink);font-size:14px}.colophon{border-block:1px solid var(--line);margin-block:30px}.colophon summary{font-size:14px}.closing{color:var(--ink);padding-top:8px}.closing span{font-family:var(--serif);font-style:italic;color:var(--green);font-size:26px}.tiny,.sky-top,.sky-bottom,.readout{font-size:12px}.intro .eyebrow{font-size:12px}
@media(max-width:1050px){.rhythm-layout{gap:35px}.rhythm-section{padding-top:60px}.rhythm-sliders{margin-inline:8px}.note-grid{gap:28px}.note h3{font-size:31px}.about-section{gap:45px}.rhythm-footnote{margin-top:40px}.section-top .tiny{max-width:240px;text-align:right}.panel-heading .tiny{display:none}}
@media(max-width:720px){.rhythm-layout{grid-template-columns:1fr;gap:12px}.rhythm-section{padding-top:44px}.rhythm-intro h2{margin-bottom:23px}.rhythm-intro>p:not(.eyebrow){max-width:430px}.rhythm-intro .eyebrow{margin-bottom:26px}.orbits{margin-top:20px}.rhythm-sliders{margin:15px 10px 0}.rhythm-footnote{margin-top:30px;font-size:12px;gap:10px}.notes-section{padding-block:52px}.section-top{gap:15px;margin-bottom:32px}.section-top .tiny{font-size:12px;max-width:150px}.notes-heading{display:block;margin-bottom:30px}.notes-heading>p{margin-top:24px;max-width:380px}.note-grid{grid-template-columns:1fr;gap:25px}.note{display:grid;grid-template-columns:35px 1fr;gap:0 15px;padding-top:22px}.note-number{grid-row:1/4;font-size:24px;margin:0}.note h3{font-size:33px;margin-bottom:18px}.note p{grid-column:2}.note p:last-child{margin-bottom:0}.letters{margin-top:40px}.letters summary{font-size:25px}.letter-body{font-size:17px}.question-section{padding:40px 24px}.question-section h2{font-size:36px;min-height:165px}.question-section h2 br{display:none}.question-section .eyebrow{font-size:12px}.about-section{grid-template-columns:1fr;gap:0;padding-block:52px 25px}.about-section h2{font-size:41px;margin-bottom:26px}.about-section .eyebrow{margin-bottom:20px}.panel-heading .tiny{display:none}.lower-preview .eyebrow{font-size:12px;letter-spacing:.02em}.threshold .tiny{max-width:115px}.masthead nav{font-size:14px}.sky-top,.sky-bottom{font-size:12px}.readout{min-height:72px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}