:root{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-synthesis:none;--background:#eff0ed;--paper:#fafafaee;--ink:#343434;--muted:#767676;--line:#3e3e3e22;--well:#5e5e5e0b;--fill:#5e5e5e22;--mono:ui-monospace,"SFMono-Regular",Menlo,monospace;color:var(--ink);background:var(--background)}*{box-sizing:border-box}body{margin:0;background:var(--background);color:var(--ink)}body[data-dark=true]{--paper:#272727ed;--ink:#e6e6e6;--muted:#aaaaaa;--line:#e6e6e627;--well:#e6e6e60b;--fill:#e6e6e622;color-scheme:dark}button,input,select{font:inherit;color:inherit}button{cursor:pointer;border:0;border-radius:6px;background:var(--well);padding:9px 11px;font-size:12px}button:hover,button[aria-pressed=true]{background:var(--fill)}button.primary{background:var(--ink);color:var(--background)}button:focus-visible,input:focus-visible,select:focus-visible,canvas:focus-visible,a:focus-visible{outline:2px solid var(--muted);outline-offset:3px}a{color:inherit;text-underline-offset:3px}[hidden]{display:none!important}h1,h2,h3,p{margin:0}h2{font-size:12px;font-weight:600;letter-spacing:.02em}.hint{font-size:11px;line-height:1.55;color:var(--muted)}.quiet{padding:0;background:none;font-size:11px;color:var(--muted)}.quiet:hover{background:none;text-decoration:underline}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}#spectrum{position:relative;min-height:100dvh;isolation:isolate}.identity{position:absolute;left:24px;top:24px;z-index:2;pointer-events:none}.identity .name{font-size:11px;letter-spacing:.01em;color:var(--muted);display:flex;align-items:center;gap:7px}.identity .name span{font:9px var(--mono);border:1px solid var(--line);padding:1px 4px;border-radius:3px}.identity h1{font-weight:400;font-size:27px;letter-spacing:-1.2px;line-height:1.2;margin-top:6px}.identity p{font-size:11px;color:var(--muted);margin-top:6px}.stage{position:absolute;left:210px;top:0;right:334px;bottom:203px}#sp-volume{width:100%;height:100%;display:block;touch-action:none;cursor:grab}.reading-key{position:absolute;left:-186px;top:137px;color:var(--muted);font-size:11px;pointer-events:none}.reading-key>div{display:flex;gap:10px;margin-bottom:8px}.reading-key i{width:16px;font-size:17px;line-height:1;font-style:normal}.reading-key b{font-weight:500;color:var(--ink);margin-left:7px}.reading-key p{margin-top:17px;line-height:1.65;font-size:10px}.view-footer{position:absolute;left:0;right:0;bottom:8px;display:flex;justify-content:space-between;gap:12px;align-items:center;font-size:10px;color:var(--muted);pointer-events:none}.view-footer button{pointer-events:auto;background:none;font-size:11px;padding:8px}.panel{background:var(--paper);border:1px solid var(--line);border-radius:12px;box-shadow:0 8px 35px #25301906;backdrop-filter:blur(18px) saturate(0)}.panel-title{display:flex;justify-content:space-between;align-items:center;gap:10px;min-height:43px;color:var(--muted)}.controls{position:absolute;right:24px;top:24px;width:286px;max-height:calc(100dvh - 104px);overflow:auto;scrollbar-width:thin;padding:0 14px 16px}.select-field{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:0 10px;background:var(--well);border-radius:5px;font-size:11px;min-height:35px;margin-bottom:8px}.select-field select{min-width:0;width:0;flex:1;text-align:right;border:0;background:none;padding:8px 0;font-size:11px;cursor:pointer}.select-field select option{background:var(--paper);color:var(--ink)}.section-title{margin:14px 0 10px;padding-top:14px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between}.filled-slider{position:relative;min-height:36px;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:0 10px;border-radius:6px;background:linear-gradient(to right,var(--fill) 0 var(--slider-fill,0%),var(--well) var(--slider-fill,0%) 100%);font-size:11px;overflow:hidden;margin-bottom:7px;cursor:ew-resize}.filled-slider output{font:11px var(--mono);white-space:nowrap}.filled-slider input[type=range]{position:absolute;inset:0;width:100%;height:100%;margin:0;opacity:0;cursor:ew-resize}.filled-slider:focus-within{outline:2px solid var(--muted);outline-offset:3px}.exposure-row{display:flex;gap:7px}.exposure-row>label{display:flex;align-items:center;padding:0 9px;border-radius:5px;background:var(--well);color:var(--muted);font:10px var(--mono)}.exposure-row input{width:58px;min-width:0;padding:8px 0;background:none;border:0;font:11px var(--mono)}.exposure-row button{flex:1;font-size:11px}.view-options{display:grid;grid-template-columns:1fr 1fr;gap:7px}.view-options button{font-size:11px;text-align:left;min-height:33px}.environment{display:flex;align-items:center;justify-content:space-between;margin-top:16px;font-size:11px}.environment>div{display:flex;gap:9px;align-items:center}.environment button{width:18px;height:18px;border-radius:50%;padding:0;border:1px solid #9996;background:var(--chip)}.environment button[aria-pressed=true]{outline:1px solid var(--muted);outline-offset:3px}.environment input{width:22px;height:22px;border:0;padding:0;background:none;cursor:pointer}.environment input::-webkit-color-swatch-wrapper{padding:0}.environment input::-webkit-color-swatch{border:1px solid var(--line);border-radius:3px}.slice-panel{position:absolute;left:24px;bottom:218px;width:174px;padding:0 9px 10px}.slice-panel .panel-title{min-height:36px;gap:3px}.slice-panel h2{font-size:10px}.slice-panel .panel-title>span{font:9px var(--mono)}#sp-slice{display:block;width:100%;height:151px;cursor:pointer;touch-action:pan-y}.slice-legend{display:flex;justify-content:space-between;gap:4px;font-size:8px;color:var(--muted);margin-top:5px}.palette{position:absolute;left:24px;right:334px;bottom:24px;padding:0 14px 13px}.palette h2 span{font:10px var(--mono);font-weight:400;margin-left:10px}.swatch-row{display:flex;gap:9px}.row-labels{display:flex;flex-direction:column;justify-content:space-between;padding:3px 0 8px;color:var(--muted);font:8px var(--mono)}#sp-samples{display:grid;grid-template-columns:repeat(var(--count,24),minmax(0,1fr));gap:3px;flex:1;min-width:0}.sample{padding:0;background:none!important;display:flex;flex-direction:column;gap:3px;border-radius:3px;position:relative}.sample .input{height:9px;border-radius:2px;width:100%;display:block}.sample .output{height:39px;border-radius:2px;width:100%;display:block;position:relative}.sample[aria-pressed=true] .output:after{content:'';position:absolute;inset:3px;border:1px solid currentColor;border-radius:1px;opacity:.8}.probe{margin-top:13px;padding-top:11px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:12px;align-items:center}.probe>div{display:flex;flex-direction:column;gap:4px}.probe span{font-size:10px;color:var(--muted)}.probe b{font:11px var(--mono);font-weight:400}.probe .probe-label{min-width:110px}.probe .probe-label span{color:var(--ink);font-size:11px}.probe .probe-label button{text-align:left;font:10px var(--mono)}.actions{position:absolute;right:24px;bottom:24px;display:flex;gap:8px;justify-content:flex-end;width:286px}.actions button{background:var(--paper);border:1px solid var(--line);border-radius:24px;padding:11px 15px;font-size:11px}.actions button.primary{background:var(--ink)}dialog{width:min(610px,calc(100vw - 32px));max-height:85dvh;overflow:auto;background:var(--paper);color:var(--ink);border:1px solid var(--line);border-radius:14px;padding:24px;box-shadow:0 24px 100px #0002}dialog::backdrop{background:#131a2238;backdrop-filter:blur(6px)}dialog header{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}dialog header h2{font-size:18px;font-weight:500;letter-spacing:-.03em}dialog header button{padding:0 5px;font-size:23px;background:none}dialog p,dialog dd{font-size:13px;line-height:1.7;color:var(--muted);margin:9px 0 16px}dialog dt{font-size:13px;font-weight:500;margin-top:20px}dialog h3{font-size:14px;font-weight:500;margin-top:25px}dialog pre{font:11px/1.7 var(--mono);background:var(--well);padding:15px;border-radius:5px;max-height:290px;overflow:auto}.export-actions{display:flex;flex-wrap:wrap;gap:8px}.export-actions a{font-size:12px;padding:9px 11px;background:var(--well);text-decoration:none;border-radius:6px}#toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);padding:12px 22px;border-radius:24px;background:var(--ink);color:var(--background);font-size:12px;z-index:20}
@media(min-width:951px) and (max-height:770px){.controls .section-title{margin-top:11px;padding-top:11px}.reading-key{top:123px}.reading-key p{margin-top:11px}.slice-panel{width:164px}#sp-slice{height:138px}.stage{left:193px}}
@media(max-width:1100px) and (min-width:951px){.probe{gap:8px}.probe b{font-size:10px}.probe span{font-size:9px}.probe .probe-label{min-width:90px}.palette .panel-title>.hint{display:none}.stage{left:190px}.reading-key{left:-166px}.slice-panel{width:154px}#sp-slice{height:134px}}
@media(max-width:950px){#spectrum{padding:0 16px 22px;display:grid;grid-template-columns:minmax(0,1fr) 286px;gap:14px}.stage{position:relative;inset:auto;height:560px;grid-column:1/-1;margin:0 -16px}.reading-key{left:24px;top:125px}.view-footer{left:24px;right:24px}.controls{position:relative;inset:auto;width:auto;max-height:none;grid-column:2;grid-row:2 / 4}.palette{position:relative;inset:auto;grid-column:1;grid-row:2;align-self:start;padding-bottom:14px}.palette .panel-title>.hint{display:none}.slice-panel{position:relative;inset:auto;width:auto;grid-column:1;grid-row:3;align-self:start}#sp-slice{height:230px}.slice-panel .panel-title{padding:0 7px}.slice-legend{font-size:11px;justify-content:center;gap:18px}.actions{position:relative;inset:auto;width:auto;grid-column:1/-1}.probe{flex-wrap:wrap}.probe>div{min-width:75px}#sp-samples{gap:2px}.sample .output{height:52px}.row-labels{font-size:9px}.identity{left:24px}.slice-panel h2{font-size:12px}}
@media(max-width:570px){#spectrum{display:flex;flex-direction:column;padding:0 12px 20px;gap:13px}.stage{height:480px;margin:0 -12px}.identity{left:18px;top:20px}.identity h1{font-size:25px}.reading-key{left:18px;top:113px;font-size:9px}.reading-key p{display:none}.reading-key i{font-size:14px;width:11px}.reading-key>div{gap:5px;margin-bottom:6px}.view-footer{left:18px;right:15px;font-size:9px}.palette{order:1;align-self:stretch}.slice-panel{order:2;align-self:stretch}.controls{order:3}.actions{order:4;justify-content:center}.palette .panel-title{min-height:41px}#sp-samples{gap:2px}.sample .output{height:42px}.probe>div{min-width:80px}.probe span{font-size:10px}.probe b{font-size:12px}.palette h2 span{font-size:9px}.slice-panel{padding-bottom:14px}#sp-slice{height:250px}.row-labels{font-size:8px}.hint{font-size:12px}}

@media(min-width:1101px) and (max-height:770px){.reading-key{left:-169px}}
@media(min-width:571px) and (max-width:950px){#sp-volume{position:absolute;left:190px;width:calc(100% - 190px)}}
@media(max-width:570px){.stage{height:620px}#sp-volume{position:absolute;top:180px;height:calc(100% - 208px)}}

/* Final feedback pass: use SF Pro for all UI, numeric readouts, and exported canvas text. */
:root{--system-font:"SF Pro Text",-apple-system,BlinkMacSystemFont,"SF Pro Display","Segoe UI",sans-serif;--mono:var(--system-font);font-family:var(--system-font);font-variant-numeric:tabular-nums}
body,button,input,select,textarea,dialog,pre{font-family:var(--system-font)}
#sp-volume[data-pointer-focus=true]:focus{outline:none}
.control-gamut{margin:10px 0 14px;padding:10px;background:var(--well);border-radius:7px}
.control-label{display:block;color:var(--muted);font-size:11px;margin-bottom:7px}
.control-gamut .gamut-switch{margin:0;width:100%;pointer-events:auto}
.control-gamut .gamut-switch button{flex:1}
.control-gamut .gamut-status{font-size:10px;line-height:1.4;margin-top:7px;color:var(--muted)}
.slice-panel{z-index:2}
.slice-panel .panel-title{position:relative}
.slice-panel .panel-title>span{margin-left:auto}
.slice-panel .panel-title button{font-size:10px;white-space:nowrap}
.slice-panel .panel-title>span{white-space:nowrap}
@media(min-width:951px){.slice-panel:not(.is-expanded) .panel-title{display:grid;grid-template-columns:1fr auto;gap:6px;padding:10px 0}.slice-panel:not(.is-expanded) .panel-title h2{grid-column:1/-1}.slice-panel:not(.is-expanded) .panel-title>span{margin-left:0}}
.slice-panel.is-expanded{width:min(420px,calc(100vw - 390px));z-index:5}
.slice-panel.is-expanded #sp-slice{height:300px}
@media(max-width:950px){.slice-panel.is-expanded{width:auto}.slice-panel.is-expanded #sp-slice{height:min(58vw,360px)}}
@media(max-width:570px){.slice-panel.is-expanded #sp-slice{height:340px}}
/* Feedback revision: unified system typography and data labels on the plot. */
:root{font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI",sans-serif}
.identity h1{font-size:26px;letter-spacing:-1px}.identity p{font-size:12px}.identity{max-width:210px}
.gamut-switch{display:flex;gap:3px;padding:3px;border:1px solid var(--line);border-radius:8px;margin-top:17px;background:var(--paper);width:max-content;pointer-events:auto}
.gamut-switch button{font-size:11px;padding:7px 11px;background:transparent}.gamut-switch button[aria-pressed=true]{background:var(--fill)}
.identity .gamut-status{font-size:10px;line-height:1.4;max-width:185px;margin-top:7px}
.plot-views{display:flex;gap:5px;margin-bottom:10px}.plot-views button{flex:1;padding:8px 5px;font-size:11px}
.view-hint{margin-top:10px}.filled-slider:has(input:disabled){opacity:.4;cursor:default}.filled-slider input:disabled{cursor:default}
.view-footer{justify-content:flex-end}.plot-status{position:absolute;right:10px;top:18px;font-size:11px;color:var(--muted);pointer-events:none}
.palette h2 span{font-family:inherit;font-size:11px}.slice-panel .panel-title>span{font-family:var(--mono);font-size:10px}.slice-legend{font-size:10px;gap:5px;flex-wrap:wrap}.probe span{font-size:11px}.probe .probe-label span{font-size:11px}.hint{font-size:11px}.export-actions{flex-wrap:wrap}.export-actions a{font-size:12px}
@media(max-width:570px){.identity{max-width:none}.gamut-switch{margin-top:12px}.identity .gamut-status{max-width:340px}.plot-status{top:180px;right:18px;font-size:10px}.identity h1{font-size:26px}.hint{font-size:12px}.slice-legend{font-size:11px}}

.slice-scale{font-size:10px;color:var(--muted);margin:5px 0 7px}.slice-scale span{font-family:var(--mono)}.slice-legend{display:grid;grid-template-columns:1fr 1fr;gap:4px}.slice-legend span:last-child{grid-column:1/-1}

.plot-views{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:4px}

#sp-stretch-field{margin-bottom:12px}

.film-import{margin:8px 0 12px}.film-import .hint{margin-top:6px;overflow-wrap:anywhere}

/* Full-window plotting surface, with independent floating UI layers. */
.stage{position:fixed;inset:0;width:100%;height:100dvh;margin:0;z-index:0}
#sp-volume{position:absolute;inset:0;width:100%;height:100%}
.controls,.palette,.actions{z-index:2}
.view-footer{left:24px;right:334px}
.plot-status{right:334px}
@media(max-width:950px){#spectrum{padding-top:560px}.view-footer{right:24px;bottom:16px}.plot-status{right:24px;top:18px}}
@media(max-width:570px){#spectrum{padding-top:calc(100dvh - 100px)}.view-footer{right:18px;bottom:16px}.plot-status{top:100px;right:18px}}