@font-face{font-family:Geist;src:url("assets/fonts/Geist-Variable.woff2") format("woff2");font-weight:100 900;font-style:normal;font-display:swap}
@font-face{font-family:"Instrument Serif";src:url("assets/fonts/InstrumentSerif-Regular.woff2") format("woff2");font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:"Instrument Serif";src:url("assets/fonts/InstrumentSerif-Italic.woff2") format("woff2");font-weight:400;font-style:italic;font-display:swap}
:root{--deep:#141D23;--field:#1E2C35;--cyan:#22D3EE;--gold:#F5BB61;--text:#EFF4F6;--text2:#C9D5DB;--muted:#A6B6BF;--line:#34444C;--raise:#2A3A41;--font:Geist,ui-sans-serif,system-ui,sans-serif;color-scheme:dark;font-family:var(--font);background:var(--deep);color:var(--text);font-synthesis:none}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:32px}body{margin:0;min-width:320px;background:radial-gradient(ellipse at 72% -10%,#22333c 0,transparent 40%),var(--deep);font-size:14px;line-height:1.5}.ambient{position:fixed;inset:0;pointer-events:none;opacity:.2;background-image:radial-gradient(#91a9b4 1px,transparent 1px);background-size:28px 28px;mask-image:linear-gradient(to bottom,black,transparent 70%)}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit}button:focus-visible,a:focus-visible{outline:2px solid var(--cyan);outline-offset:4px}.skip-link{position:fixed;z-index:10;top:8px;left:8px;transform:translateY(-160%);padding:10px 16px;background:var(--cyan);color:var(--deep);text-decoration:none}.skip-link:focus{transform:none}.masthead{max-width:1320px;margin:auto;padding:28px 48px 0;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid transparent}.brand{color:var(--text);font-size:23px;font-weight:650;letter-spacing:.18em;text-decoration:none}.brand img{display:block;height:23px;width:auto}.masthead__label{font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}.masthead__label span{padding:0 9px;color:#60747e}main{position:relative;max-width:1320px;margin:auto;padding:0 48px}.intro{padding:70px 0 62px;border-bottom:1px solid var(--line)}.eyebrow{display:flex;align-items:center;gap:10px;color:var(--cyan);text-transform:uppercase;letter-spacing:.18em;font-size:10px;font-weight:650}.eyebrow span{display:block;width:20px;height:1px;background:var(--cyan)}h1,h2,p{margin:0}h1{font:400 clamp(38px,4.1vw,62px)/1.06 "Instrument Serif",Georgia,serif;letter-spacing:-.025em;margin:18px 0 16px}h1 em{color:var(--muted);font-weight:400}.intro>p{color:var(--text2);font-size:14px}.jump-nav{display:flex;gap:8px;margin-top:28px;flex-wrap:wrap}.jump-nav a{display:flex;align-items:center;gap:9px;padding:7px 12px;border:1px solid var(--line);border-radius:3px;color:var(--text2);text-decoration:none;font-size:11px;transition:background-color 180ms,color 180ms}.jump-nav a:hover{background:var(--field);color:var(--text)}.jump-nav b{color:var(--cyan);font-size:10px}.options{display:grid;gap:56px;padding:56px 0 70px}.option{scroll-margin-top:24px;border:1px solid var(--line);background:rgba(20,29,35,.75);border-radius:8px;overflow:hidden;box-shadow:0 20px 70px #080e1240}.option__header{display:grid;grid-template-columns:112px 1fr auto;gap:20px;align-items:center;padding:24px 28px;border-bottom:1px solid var(--line);background:#19242a}.option__letter{font:400 37px/1 "Instrument Serif",serif;color:var(--gold);display:flex;gap:12px;align-items:center}.option__letter span{font:600 8px/1 var(--font);text-transform:uppercase;letter-spacing:.08em;color:var(--gold);border:1px solid #f5bb6159;padding:5px;border-radius:2px;white-space:nowrap}.option__header h2{font:400 28px/1.1 "Instrument Serif",serif;letter-spacing:-.01em;margin-bottom:6px}.option__header p{font-size:12px;color:var(--muted);max-width:650px}.option__hint{font-size:10px;color:var(--muted);white-space:nowrap;text-transform:uppercase;letter-spacing:.1em}.option__hint i{color:var(--cyan);font-style:normal;margin-left:8px}.demo{padding:32px}.demo-a{display:grid;grid-template-columns:minmax(0,1.22fr) minmax(320px,.78fr);gap:24px;align-items:stretch}.layer-buttons{display:flex;flex-direction:column;gap:6px}.layer-button{position:relative;width:100%;border:0;color:var(--text);text-align:left;cursor:pointer;transition:transform 180ms,opacity 180ms,background-color 180ms,border-color 180ms,filter 180ms;isolation:isolate}.layer-button:hover{filter:brightness(1.06)}.layer-button[aria-selected=true]{transform:translateY(-2px)}.layer-button__body{display:flex;align-items:center;gap:16px;min-width:0}.layer-number{font-size:10px;letter-spacing:.08em;font-weight:600;opacity:.8}.layer-name{font-size:16px;font-weight:580;letter-spacing:-.02em;white-space:nowrap}.layer-tag{font-size:11px;opacity:.82;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.layer-index{font-size:9px;letter-spacing:.12em;text-transform:uppercase}.taper-stack{gap:5px}.taper-stack .layer-button{height:60px;color:var(--on-hue);overflow:hidden;border-radius:3px;background:linear-gradient(95deg,color-mix(in srgb,var(--hue) 83%,#14212a),color-mix(in srgb,var(--hue) 54%,#1a2830) 65%,#22333b);box-shadow:inset 0 0 0 1px #ffffff15}.taper-stack .layer-button::after{content:"";position:absolute;inset:0;z-index:-1;opacity:.12;background:url("assets/brand/layer-pixels.svg") right center/480px 60px repeat-y}.taper-stack .layer-button__body{height:100%;padding:0 22px;grid-template-columns:auto auto 1fr}.taper-stack .layer-tag{margin-left:auto;max-width:42%}.taper-stack .layer-button[aria-selected=true]{box-shadow:inset 3px 0 0 var(--gold),inset 0 0 0 1px #ffffff30;filter:brightness(1.12)}.detail-card{background:linear-gradient(145deg,#22333c,#1a282f);border:1px solid var(--line);border-radius:4px;padding:27px;min-height:100%;position:relative;overflow:hidden}.detail-card::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--hue)}.detail-card__inner{animation:detail-in 220ms both}.detail-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:26px}.detail-kicker{font-size:9px;letter-spacing:.16em;text-transform:uppercase;color:var(--hue-text);font-weight:650}.detail-position{font:italic 20px "Instrument Serif",serif;color:#7f949f}.detail-card h3{font:400 31px/1.05 "Instrument Serif",serif;letter-spacing:-.02em;margin:0 0 8px}.detail-tag{color:var(--hue-text);font-size:12px;font-weight:500;margin-bottom:18px}.detail-desc{font-size:12px;line-height:1.75;color:var(--text2);margin-bottom:22px}.chips{display:flex;flex-wrap:wrap;gap:6px}.chip{border:1px solid #52636b;background:#15202766;border-radius:3px;padding:5px 9px;color:var(--text2);font-size:9px;letter-spacing:.03em}.demo-b{display:grid;grid-template-columns:minmax(320px,.85fr) minmax(0,1.15fr);gap:32px}.quiet-stack{gap:8px}.quiet-stack .layer-button{height:58px;background:var(--field);border:1px solid #34444c;border-radius:4px}.quiet-stack .layer-button::before{content:"";position:absolute;left:-1px;top:9px;bottom:9px;width:4px;border-radius:0 2px 2px 0;background:var(--hue)}.quiet-stack .layer-button__body{padding:0 18px 0 21px;height:100%;display:grid;grid-template-columns:25px 128px 1fr}.quiet-stack .layer-name{font-size:13px}.quiet-stack .layer-tag{color:var(--muted);opacity:1;max-width:100%}.quiet-stack .layer-number{color:var(--muted)}.quiet-stack .layer-button[aria-selected=true]{border-color:color-mix(in srgb,var(--hue) 75%,#43545c);background:#26363e}.detail-card--horizontal{min-height:396px;padding:32px}.detail-card--horizontal .detail-desc{font-size:13px;max-width:52ch}.detail-card--horizontal .detail-top{margin-bottom:40px}.demo-c{display:grid;grid-template-columns:230px minmax(0,1fr);gap:20px}.rail{gap:8px;padding:14px;background:#10191e;border:1px solid #2c3940;border-radius:5px}.rail .layer-button{height:48px;border:1px solid transparent;border-radius:3px;background:#1b292f}.rail .layer-button__body{padding:0 13px;height:100%;gap:12px}.rail .layer-name{font-size:12px;white-space:normal}.rail .layer-number{margin-left:auto;color:var(--muted)}.layer-dot{width:7px;height:7px;flex:none;border-radius:50%;background:var(--hue);box-shadow:0 0 0 3px color-mix(in srgb,var(--hue) 10%,transparent)}.rail .layer-button[aria-selected=true]{border-color:var(--hue);background:#273840}.stage-card{padding:34px 38px;background:linear-gradient(140deg,#25363f 0,#1b292f 75%)}.stage-card .detail-top{margin-bottom:52px}.stage-card h3{font-size:44px}.stage-card .detail-tag{font-size:13px}.stage-card .detail-desc{font-size:13px;max-width:68ch}.demo-d{max-width:1040px;margin:auto}.peek-stack{gap:6px}.peek-stack .layer-button{height:58px;background:linear-gradient(90deg,#23343d,#1b292f);border:1px solid #364750;border-radius:3px}.peek-stack .layer-button__body{height:100%;display:grid;grid-template-columns:32px 155px 1fr;padding:0 20px}.peek-stack .layer-name{font-size:14px}.peek-stack .layer-tag{color:var(--muted);opacity:1}.peek-stack .layer-button::after{content:"";position:absolute;inset:0 0 0 auto;width:40%;opacity:.08;background:url("assets/brand/layer-pixels.svg") right center/400px 58px repeat-y;pointer-events:none}.peek-stack .layer-button[aria-selected=true]{border-color:var(--hue);background:#283b45}.peek-stack .layer-button[aria-selected=true] .layer-number{color:var(--hue-text)}.peek-panel{margin-top:14px;height:76px;min-height:76px;border:1px solid var(--line);background:#10191e;border-radius:4px;padding:14px 20px;display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:20px;overflow:hidden}.peek-panel.is-empty::before{content:"Select a layer to preview its detail";color:#6f8792;font-size:11px;grid-column:1/-1}.peek-panel .detail-card__inner{display:contents}.peek-desc{font-size:10px;color:var(--text2);line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;max-width:720px}.peek-panel .chips{justify-content:flex-end;max-width:350px}.peek-panel .chip{font-size:8px;padding:4px 7px}footer{max-width:1224px;margin:auto;border-top:1px solid var(--line);padding:24px 0 36px;display:flex;justify-content:space-between;color:#718791;font-size:9px;text-transform:uppercase;letter-spacing:.08em}@keyframes detail-in{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:none}}
@media(min-width:1100px){.taper-stack .layer-button:nth-child(1){width:100%}.taper-stack .layer-button:nth-child(2){width:96%}.taper-stack .layer-button:nth-child(3){width:92%}.taper-stack .layer-button:nth-child(4){width:88%}.taper-stack .layer-button:nth-child(5){width:84%}.taper-stack .layer-button:nth-child(6){width:80%}}
@media(max-width:900px){.demo-a,.demo-b,.demo-c{grid-template-columns:1fr}.demo-a .detail-card,.demo-c .detail-card{min-height:330px}.option__header{grid-template-columns:70px 1fr}.option__hint{display:none}.demo-c .rail{display:grid;grid-template-columns:repeat(3,1fr)}.stage-card .detail-top{margin-bottom:24px}.peek-panel{height:auto;min-height:92px;grid-template-columns:1fr}.peek-panel .chips{justify-content:flex-start;max-width:none}.detail-card--horizontal{min-height:330px}.taper-stack .layer-tag{max-width:45%}}
@media(max-width:600px){.masthead{padding:22px 20px 0}.masthead__label{font-size:8px}main{padding:0 16px}.intro{padding:48px 4px 40px}h1{font-size:40px}h1 em{display:block}.jump-nav a{padding:7px 9px}.options{gap:28px;padding:28px 0}.option__header{grid-template-columns:40px 1fr;padding:20px 16px;gap:12px}.option__letter{font-size:30px;align-items:flex-start;flex-direction:column}.option__letter span{display:none}.option__header h2{font-size:24px}.demo{padding:16px}.layer-tag{display:none}.taper-stack .layer-button__body{justify-content:space-between}.taper-stack .layer-name{font-size:14px}.detail-card,.stage-card,.detail-card--horizontal{padding:24px;min-height:0}.quiet-stack .layer-button__body{grid-template-columns:26px 1fr}.demo-c .rail{grid-template-columns:repeat(2,1fr)}.stage-card h3{font-size:36px}.peek-stack .layer-button__body{grid-template-columns:30px 1fr;padding:0 16px}.peek-panel{padding:16px}.masthead__label span{padding:0 3px}footer{margin:0 20px;gap:20px;flex-direction:column}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}