@font-face{font-family:Nysa;src:url('../assets/sans.woff') format('woff');font-weight:400;font-display:swap}
@font-face{font-family:Nysa;src:url('../assets/sans-bold.woff') format('woff');font-weight:700;font-display:swap}
@font-face{font-family:Editorial;src:url('../assets/serif.woff') format('woff');font-style:italic;font-display:swap}
:root{--bg:#d5d0d9;--fg:#3f2d29;--pad:5.2vw;--header:88px;--footer:90px;--signal:#b64b3d}
*{box-sizing:border-box}html{scrollbar-width:thin}body{margin:0;background:var(--bg);color:var(--fg);font-family:Nysa,Arial,sans-serif;min-width:280px}a{color:inherit;text-decoration:none}button,input{font:inherit;color:inherit}button{border:0;background:none;cursor:pointer}button:disabled{cursor:default}a,button{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid currentColor;outline-offset:5px}[hidden]{display:none!important}::selection{background:var(--signal);color:#fff}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}.skip{position:fixed;top:-80px;left:20px;padding:14px;background:var(--fg);color:var(--bg);z-index:20}.skip:focus{top:10px}
.study-head{height:var(--header);padding:0 var(--pad);display:flex;align-items:center;justify-content:space-between}.brand{font-size:26px;font-weight:700;letter-spacing:-1.6px}.brand sup{font-size:9px;letter-spacing:0;vertical-align:top;position:relative;top:4px}.studies-link{font-size:12px;padding:16px 0}.studies-link span,.next-study span{margin-left:12px}.study-index{padding:5vh var(--pad) 9vh;display:grid;grid-template-columns:1.1fr 1fr;gap:7vw}.study-index h1{font-size:clamp(40px,5.6vw,90px);line-height:.95;letter-spacing:-.065em;font-weight:700;margin:0}.study-index nav{padding-top:14px}.study-index nav a{border-top:1px solid #3f2d2944;display:flex;justify-content:space-between;align-items:baseline;font-size:clamp(22px,2.4vw,40px);letter-spacing:-.04em;padding:26px 0}.study-index nav a:hover span:last-child{transform:translate(3px,-3px)}
body[data-study=material]{--bg:#e8e2cb;--fg:#25282b}.material-main,.identity-main,.composition-main{height:calc(100svh - var(--header) - var(--footer));min-height:330px;position:relative}.lab-field,.identity-field{position:relative;width:100%;height:100%;overflow:hidden}.lab-title{position:absolute;left:var(--pad);top:9%;margin:0;z-index:2;pointer-events:none;font-size:clamp(60px,8.5vw,132px);letter-spacing:-.07em;line-height:.88;font-weight:700}.lab-title em{font-family:Editorial,Georgia,serif;font-weight:400;letter-spacing:-.05em}.lab-canvas{position:absolute;inset:0;width:100%;height:100%;display:none}.has-canvas .lab-canvas{display:block}.lab-fallback{position:absolute;left:41%;top:23%;width:48%;height:64%;object-fit:contain}.has-canvas .lab-fallback{display:none}.lab-hit{position:absolute;cursor:grab;touch-action:pan-y pinch-zoom;border-radius:35%}.lab-hit:active{cursor:grabbing}.lab-hit:focus-visible{outline:1px dashed currentColor}.lab-controls{height:var(--footer);padding:0 var(--pad);display:flex;justify-content:space-between;align-items:center}.material-modes{display:flex;gap:28px}.material-modes button{min-height:44px;padding:0;font-size:11px;letter-spacing:.07em;position:relative}.material-modes button::after{content:'';position:absolute;left:0;bottom:7px;width:100%;height:1px;background:currentColor;transform:scaleX(0);transform-origin:left;transition:transform .18s}.material-modes button[aria-pressed=true]::after{transform:scaleX(1)}.material-modes button[aria-pressed=false]{opacity:.48}.next-study{font-size:12px;padding:14px 0}
body[data-study=identity]{--bg:#d8ccc5;--fg:#365d75;--footer:140px}.identity-title{position:absolute;top:7%;left:var(--pad);font-size:22px;letter-spacing:-.035em;font-weight:400;margin:0}.identity-word{position:absolute;left:50%;top:45%;transform:translate(-50%,-50%) scaleX(var(--stretch,.98));white-space:nowrap;font-size:var(--type-size,24vw);letter-spacing:var(--tracking,.042em);line-height:1;cursor:ew-resize;touch-action:pan-y pinch-zoom;user-select:none}.identity-heavy{display:block;font-weight:400;opacity:0}.identity-light{position:absolute;inset:0;font-weight:400;opacity:1;-webkit-text-stroke:var(--stroke,1px) currentColor}.identity-registration{position:absolute;inset:0;font-weight:400;-webkit-text-stroke:var(--stroke,1px) currentColor;color:var(--signal);mix-blend-mode:multiply;opacity:calc(var(--ink,0) * .26);transform:translate(var(--register-x,0px),1px)}.identity-ink{position:absolute;inset:0;font-weight:400;color:transparent;background:repeating-linear-gradient(0deg,#3f2d29 0 1px,transparent 1px 5px);background-clip:text;-webkit-background-clip:text;opacity:calc(var(--ink,0) * .36)}.identity-note{position:absolute;left:var(--pad);bottom:5%;font-family:Editorial,Georgia,serif;font-style:italic;font-size:clamp(20px,1.9vw,28px);line-height:1.16;margin:0;letter-spacing:-.025em}.identity-controls{height:var(--footer);padding:16px var(--pad) 28px;display:flex;justify-content:space-between;align-items:center;gap:25px}.character-control{width:min(60%,580px)}.character-control label{display:block;font-size:11px;margin-bottom:8px}.range-row{display:flex;align-items:center;gap:20px;font-size:11px}.range-row input{width:100%;height:44px;margin:0;appearance:none;background:transparent;cursor:ew-resize}.range-row input::-webkit-slider-runnable-track{height:1px;background:currentColor}.range-row input::-webkit-slider-thumb{appearance:none;width:16px;height:16px;border-radius:50%;margin-top:-7.5px;background:currentColor;border:0}.range-row input::-moz-range-track{height:1px;background:currentColor}.range-row input::-moz-range-thumb{width:16px;height:16px;border-radius:50%;background:currentColor;border:0}
body[data-study=composition]{--footer:100px}.composition-main{margin:0 var(--pad)}.composition-field,.inheritance-field{position:absolute;inset:0;overflow:hidden}.composition-field{background-image:linear-gradient(#3f2d2910 1px,transparent 1px),linear-gradient(90deg,#3f2d2910 1px,transparent 1px);background-size:calc(100% / 12) calc(100% / 8);touch-action:pan-y pinch-zoom}.piece{position:absolute;padding:0;transform:translate(-50%,-50%) rotate(var(--rotation,0deg));touch-action:none;cursor:grab;user-select:none;border:0}.piece:active{cursor:grabbing}.piece::after{content:'';position:absolute;inset:-5px;border:1px solid var(--signal);opacity:0;pointer-events:none}.piece[data-selected=true]::after{opacity:.45}.piece:focus-visible{outline:1px solid var(--signal);outline-offset:7px}.piece canvas{width:100%;height:100%;display:none}.has-canvas .piece canvas{display:block}.piece-fallback{display:block;width:100%;height:100%}.has-canvas .piece-fallback{display:none}.piece-type{left:30%;top:28%;width:35%;height:30%;z-index:6}.piece-type .piece-fallback{font-size:clamp(72px,22vw,260px);font-weight:700;line-height:1;letter-spacing:-.06em;text-align:left}.piece-paper{left:49%;top:49%;width:44%;height:31%;transform:translate(-50%,-50%) rotate(-6deg)}.piece-paper .piece-fallback{background:#e8e2d7 repeating-linear-gradient(0deg,#3f2d2915 0 1px,transparent 1px 6px);overflow:hidden;font-size:10vw;line-height:1.4;color:#3f2d2940}.piece-form{left:79%;top:31%;width:17%;height:22%;background:var(--signal)}.has-canvas .piece-form{background:none}.piece-object{left:68%;top:72%;width:30%;height:34%;z-index:2}.piece-object img{width:100%;height:100%;object-fit:contain}.piece-rule{left:50%;top:64%;width:72%;height:40px}.piece-rule .piece-fallback::after{content:'';position:absolute;left:0;right:0;top:50%;height:1px;background:var(--fg)}.field-guide{position:absolute;z-index:9;background:var(--signal);opacity:0;pointer-events:none}.guide-x{top:0;bottom:0;width:1px}.guide-y{left:0;right:0;height:1px}.composition-controls{height:var(--footer);padding:12px var(--pad);display:flex;justify-content:space-between;align-items:center;gap:16px}.selected-label{font-size:11px;min-width:50px}.piece-tools{display:flex;gap:5px}.piece-tools button{width:44px;height:44px;font-size:25px;line-height:1}.piece-tools button:disabled{opacity:.25}.tone-dot{display:block;margin:auto;width:13px;height:13px;border-radius:50%;background:var(--tone,#b64b3d)}.field-actions{display:flex;gap:26px;align-items:center;font-size:12px}.field-actions button{min-height:44px;padding:0}.trace-button{border-bottom:1px solid currentColor}.trace-button span{margin-left:16px}.inheritance-canvas{position:absolute;inset:0;width:100%;height:100%}.quiet-word{position:absolute;left:6%;top:19%;font-size:var(--quiet-size,22vw);letter-spacing:var(--quiet-tracking,-.065em);line-height:.9;font-weight:700;margin:0;z-index:2;pointer-events:none}.preview-mode .composition-controls .selected-label,.preview-mode .piece-tools,.preview-mode #reset{visibility:hidden}.preview-mode .composition-controls{justify-content:flex-end}.preview-mode .inheritance-field{animation:arrive .65s cubic-bezier(.2,.8,.2,1) both}@keyframes arrive{from{transform:scale(.96);opacity:.35}to{transform:scale(1);opacity:1}}
@media(max-width:900px){:root{--pad:5vw}.study-index{grid-template-columns:1fr;gap:55px}.study-index h1{font-size:8vw}.lab-title{font-size:10vw}.field-actions{gap:14px}}
@media(max-width:600px){:root{--pad:6vw;--header:76px;--footer:82px}.brand{font-size:23px}.studies-link{font-size:11px}.study-index{padding-top:7vh;gap:55px}.study-index h1{font-size:12.4vw}.study-index nav a{font-size:25px;padding:22px 0}.lab-title{font-size:54px;top:4%;line-height:.88}.lab-controls{gap:12px}.material-modes{gap:20px}.material-modes button{font-size:10px}.lab-controls .next-study{font-size:10px}.identity-title{top:6%;font-size:19px}.identity-note{font-size:21px;bottom:6%}body[data-study=identity]{--footer:148px}.identity-controls{display:block;padding:5px var(--pad) 17px}.character-control{width:100%}.range-row{gap:14px}.identity-controls .next-study{display:block;width:max-content;margin-left:auto;font-size:11px}.identity-word{top:42%}body[data-study=composition]{--footer:133px}.composition-main{min-height:320px}.composition-controls{display:grid;grid-template-columns:50px 1fr;gap:0 0;padding-top:6px;padding-bottom:8px}.piece-tools{justify-content:flex-end;gap:1px}.piece-tools button{width:40px;height:44px}.field-actions{grid-column:1/-1;justify-content:space-between}.quiet-word{top:24%}.preview-mode .composition-controls{display:flex}.composition-field{background-size:calc(100% / 8) calc(100% / 10)}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

.inheritance-fallback{position:absolute;object-fit:contain}.has-canvas .inheritance-fallback{display:none}