:root{color-scheme:dark;--bg:#04060a;--panel:#0d1118;--panel2:#11161f;--line:#1f2733;--txt:#eef3fa;--dim:#9ba8b9;--green:#2bf07a;--amber:#ffb020;--red:#ff2e4d;--cyan:#27e0ff;--mono:ui-monospace,"JetBrains Mono","Cascadia Mono","Roboto Mono",monospace;--chamfer:polygon(8px 0,100% 0,100% calc(100% - 8px),calc(100% - 8px) 100%,0 100%,0 8px)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(120% 90% at 50% -20%,#0b1220 0%,var(--bg) 55%),var(--bg);color:var(--txt);font-family:var(--mono);font-size:13px;line-height:1.5;font-variant-numeric:tabular-nums}
[hidden]{display:none!important}h1,h2,p{margin:0}button,select{font:inherit;background:var(--panel2);color:var(--txt);border:1px solid var(--line);border-radius:4px;padding:9px;min-height:42px}button{cursor:pointer}button:hover,select:hover{border-color:#465467}button[aria-pressed=true]{border-color:var(--cyan);color:var(--cyan)}:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}.skip-link{position:fixed;left:12px;top:12px;transform:translateY(-180%);z-index:100;padding:10px;background:var(--txt);color:var(--bg)}.skip-link:focus{transform:translateY(0)}
header{background:linear-gradient(180deg,#0b1018,#090d14);border-bottom:1px solid var(--line);padding:22px max(24px,calc((100vw - 1440px)/2)) 16px}.brand-row{display:flex;justify-content:space-between;gap:12px;align-items:center}.brand{display:flex;align-items:center;gap:15px;color:var(--txt);text-decoration:none}.brand b{font-size:26px;font-style:italic;letter-spacing:-2px}.brand span{font-size:11px;letter-spacing:.2em;border-left:1px solid #394454;padding-left:15px}.demo-badge{font-size:10px;letter-spacing:.12em;padding:6px 10px;border:1px solid #665126;color:var(--amber);white-space:nowrap}.demo-note{color:var(--dim);font-size:11px;margin-top:12px}
main{max-width:1488px;margin:0 auto;padding:24px}.box{background:linear-gradient(180deg,var(--panel2),var(--panel));border:1px solid var(--line);clip-path:var(--chamfer);padding:18px}.label{font-size:10px;letter-spacing:.16em;color:var(--dim);text-transform:uppercase;font-weight:600}.quiet{font-size:11px;color:var(--dim);line-height:1.6}.session-bar{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:20px;padding:20px 24px}.session-bar .label{display:block;margin-bottom:5px}.session-bar h1{font-size:22px;line-height:1.2;letter-spacing:-.7px}.session-bar h1 span{color:var(--dim);font-weight:400}.session-bar strong{font-size:13px}.recording-tag{color:var(--amber);font-size:10px;letter-spacing:.12em;padding-left:18px;border-left:2px solid var(--amber)}
.workspace{display:grid;grid-template-columns:240px minmax(0,1fr);gap:20px}.sidebar,.analysis{min-width:0;display:flex;flex-direction:column;gap:14px}.sample-card h2{font-size:17px;margin:13px 0 6px}.sample-card p,.scope-card p{font-size:11px;color:var(--dim);line-height:1.7}.recorded-label{display:inline-block;font-size:10px;color:var(--cyan);margin-top:18px}.runs-card h2{margin-bottom:14px}.run-button{display:block;width:100%;text-align:left;margin-bottom:9px;padding:12px;border-radius:3px}.run-button strong{display:block;color:var(--txt);font-size:12px;margin-bottom:4px}.run-button span{font-size:10px;color:var(--dim)}.run-button[aria-pressed=true]{box-shadow:inset 2px 0 var(--cyan);background:#0e1b25}.scope-card p{margin-top:12px}.scope-card{margin-top:auto}
.section-heading{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:14px}.section-heading h2{font-size:14px;font-weight:600}.selection-panel h2{font-size:18px;margin-top:5px}.quality{white-space:nowrap;font-size:10px;border:1px solid #344254;color:#b8c5d8;padding:5px 8px}.quality.unclean{color:var(--amber);border-color:#645123}.selectors{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px}.selectors label{min-width:0;display:flex;flex-direction:column;gap:7px}.selectors label>span{font-size:10px}.selectors select{width:100%;font-size:11px}.role-a{color:var(--cyan)}.role-b{color:var(--red)}.role-c{color:var(--amber)}.curve-chips{display:grid;grid-template-columns:repeat(6,1fr);gap:7px}.curve-chip{font-size:12px;min-width:0;padding:8px 3px}.curve-chip span{display:block;font-size:9px;color:var(--dim);margin-top:2px}.curve-chip[aria-pressed=true]{box-shadow:0 0 0 1px var(--cyan) inset}
.plots-section{min-width:0}.plot-heading{display:flex;justify-content:space-between;align-items:center;gap:10px;margin:7px 0 10px}.view-controls{display:flex;gap:5px}.view-controls button{font-size:10px;padding:6px 9px;min-height:36px}.legend{display:flex;gap:18px;flex-wrap:wrap;font-size:10px;min-height:27px;margin-bottom:7px}.legend span:before{content:"";display:inline-block;width:18px;height:2px;background:currentColor;vertical-align:middle;margin-right:7px}.pedal-panel{position:relative;padding:0;margin-bottom:9px;overflow:hidden}.plot-title{position:absolute;top:3px;left:40px;z-index:1;font-size:9px;pointer-events:none}.pedal-panel canvas{display:block;width:100%;height:70px;touch-action:pan-y;outline-offset:-2px}.distance-axis{display:flex;justify-content:space-between;gap:8px;font-size:9px;color:var(--dim);padding:0 6px 0 34px}.distance-axis>span:nth-child(2){text-align:center}.plots-section>p{margin:10px 0}.cursor-panel{padding:14px 18px;min-height:111px}.cursor-panel .section-heading{margin-bottom:8px}.cursor-panel strong{font-size:12px}.cursor-panel #cursor-readout{font-size:11px;color:var(--dim)}.cursor-columns{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.cursor-columns b{display:block;font-size:11px;margin-bottom:3px}.cursor-columns span{display:block;font-size:10px}
.points-panel .section-heading{margin-bottom:6px}.table-scroll{overflow-x:auto;margin-top:12px}table{width:100%;border-collapse:collapse;font-size:12px}th,td{text-align:right;padding:11px 8px;border-bottom:1px solid var(--line);white-space:nowrap}th{color:var(--dim);font-size:10px;font-weight:400}th:first-child,td:first-child{text-align:left;padding-left:0}th small{font-size:9px}tr:last-child td{border-bottom:0}.statistics{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px;margin:4px 0 12px}.statistics dt{font-size:10px;color:var(--dim);margin-bottom:6px}.statistics dd{font-size:21px;margin:0}.statistics dd small{font-size:10px;color:var(--dim)}.dispersion-panel .section-heading{flex-wrap:wrap}.error{border-color:var(--red);color:var(--red)}footer{display:flex;justify-content:space-between;gap:12px;padding:25px 0 4px;font-size:9px;letter-spacing:.06em;color:var(--dim)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(max-width:1050px){.workspace{grid-template-columns:190px minmax(0,1fr);gap:14px}.box{padding:15px}.pedal-panel{padding:0}.selectors{grid-template-columns:1fr 1fr}.selectors label:last-child{grid-column:1/-1}.session-bar{gap:15px;padding:18px}.session-bar .recording-tag{display:none}.scope-card{margin-top:0}}
@media(max-width:700px){header{padding:16px}.brand-row{align-items:flex-start;flex-direction:column;gap:12px}.brand b{font-size:23px}.brand span{font-size:10px}.demo-badge{font-size:9px}.demo-note{font-size:10px;line-height:1.6}main{padding:14px}.session-bar{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:14px}.session-bar>div:first-child{grid-column:1/-1}.session-bar h1{font-size:21px}.session-bar strong{font-size:11px}.workspace{display:block}.sidebar{display:grid;grid-template-columns:1fr;gap:10px;margin-bottom:14px}.sample-card{display:none}.scope-card{display:none}.runs-card h2,.runs-card>.quiet{display:none}#runs{display:grid;grid-template-columns:1fr 1fr;gap:8px}.run-button{margin:0;padding:10px 7px}.run-button span{font-size:9px}.runs-card{padding:10px}.analysis{gap:12px}.selection-panel .section-heading{gap:8px}.selection-panel h2{font-size:16px}.quality{font-size:9px;padding:4px 5px}.selectors{grid-template-columns:1fr;gap:11px}.selectors label:last-child{grid-column:auto}.selectors label>span{font-size:10px}.selectors select{min-height:44px;font-size:12px}.curve-chips{grid-template-columns:repeat(3,1fr)}.curve-chip{min-height:47px}.plot-heading{flex-wrap:wrap}.view-controls{width:100%;justify-content:flex-end}.view-controls button{min-height:40px}.legend{font-size:9px;gap:7px 14px;min-height:40px}.distance-axis{font-size:8px}.distance-axis>span:nth-child(2){max-width:150px}.cursor-panel{padding:12px;min-height:135px}.cursor-columns{grid-template-columns:1fr 1fr}.cursor-columns>div:last-child{grid-column:1/-1}.points-panel,.dispersion-panel{padding:14px}.points-panel .section-heading{align-items:flex-start}.points-panel h2{font-size:13px}.points-panel .section-heading>.quiet{display:none}.table-scroll table{min-width:480px}.statistics{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.statistics dd{font-size:19px}.dispersion-panel .label{font-size:9px}footer{flex-direction:column;font-size:8px;line-height:1.7;gap:5px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* Explicit curve selector: visible native control, six fixed choices and a strong active state. */
.curves-panel{border-color:#365566;background:linear-gradient(180deg,#13212c,#0c141d)}
.curve-picker-row{display:flex;justify-content:space-between;align-items:center;gap:22px;margin-bottom:16px}
.curve-picker-row h2{font-size:17px;margin-bottom:5px}
.curve-select-label{display:flex;flex-direction:column;gap:6px;flex:0 0 255px;font-size:11px;color:var(--cyan)}
#curve-select{width:100%;min-height:46px;font-size:13px;border-color:var(--cyan)}
.curve-chip{min-height:54px;font-size:15px;font-weight:700}
.curve-chip[aria-pressed=true]{background:#183846;color:#9af1ff;border-color:var(--cyan);box-shadow:inset 0 -3px var(--cyan)}
.curve-chip[aria-pressed=true] span{color:#d1edf4}
.curve-context{margin-top:12px;font-size:11px;color:var(--cyan)}
@media(max-width:1050px){.curve-picker-row{align-items:flex-start;flex-direction:column;gap:12px}.curve-select-label{flex:auto;width:100%}}
@media(max-width:700px){.curves-panel{order:-1}.curve-picker-row h2{font-size:17px}.curve-picker-row{margin-bottom:12px}.curve-picker-row .quiet{font-size:11px}#curve-select{font-size:14px;min-height:48px}.curve-chip{min-height:50px}.curve-context{font-size:10px;line-height:1.7}}

.table-hint{display:none}@media(max-width:700px){.table-hint{display:block;margin-top:10px;color:var(--cyan)}}

/* Feedback Raggio: compact overview, explicit identity, pedal cursor in the graph header. */
.role-b{color:#ce8bff}

.group-panel{margin-bottom:14px}.people{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:8px}.person-button{text-align:left;display:grid;gap:3px;min-width:170px}.person-button span,.person-button small{font-size:10px;color:var(--dim)}.person-button[aria-pressed=true]{background:#16313b}.group-panel label{font-size:11px}
.overview-panel{order:-2}.overview td,.overview th{padding:5px 6px;font-size:12px}.overview button{min-height:34px;padding:4px 9px}.overview td:nth-child(2){font-size:11px}.overview th:first-child,.overview td:first-child{padding-left:0}.overview-panel .section-heading{margin-bottom:6px}
.cursor-inline{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin:6px 0 10px;font-size:11px;min-height:24px}.cursor-inline #cursor-readout{display:flex;gap:12px;flex-wrap:wrap;font-size:10px}.cursor-inline strong{white-space:nowrap}.event-legend{font-size:11px;color:var(--dim)}.metric-value{display:block}.metric-delta{display:block;font-size:10px;color:var(--dim);margin-top:4px}.statistics dd:last-child{overflow-wrap:anywhere}.points-panel h2{font-size:15px}.points-panel table{min-width:650px}#instructor-controls{margin-top:12px}#comparison-note{margin-top:8px}
@media(max-width:700px){.group-panel{padding:12px}.people{display:grid;grid-template-columns:1fr 1fr}.person-button{min-width:0;padding:8px;font-size:11px}.person-button strong{overflow-wrap:anywhere}.overview-panel{padding:12px}.overview td,.overview th{font-size:10px;padding:5px 3px}.overview td:nth-child(2){font-size:10px}.overview button{min-height:36px;padding:5px 7px}.overview-panel .section-heading h2{font-size:13px}.overview-panel .quiet{font-size:10px}.cursor-inline{gap:4px;padding:4px 0}.cursor-inline #cursor-readout{gap:4px 8px}.event-legend{font-size:10px}.session-bar{padding:12px}.session-bar h1{font-size:17px}.statistics{grid-template-columns:repeat(3,minmax(0,1fr))}.statistics dd{font-size:17px}}