/* VRT Singer Comparison Tool 2.0.0 | vocalrangetester.com | every selector is scoped to .vrtsct-tool.
   Sizes in px (themes shrink rem). Help text >= 15px, labels >= 13px, touch targets >= 44px, text contrast >= 4.5:1. */
.vrtsct-tool{--sc-pri:#4338ca;--sc-pri2:#3730a3;--sc-onpri:#fff;--sc-ink:#0f172a;--sc-text:#334155;--sc-mut:#475569;--sc-bg:#fff;--sc-soft:#f4f5ff;--sc-line:#d9dcf3;--sc-edge:#94a3b8;--sc-chip:#e8eaff;--sc-ok:#15803d;--sc-warn:#b45309;--sc-err:#b91c1c;--sc-page:transparent;
	--sc-you:#d97706;--sc-youbg:rgba(217,119,6,.18);--sc-sing:#4338ca;--sc-track:#e2e8f0;
	color:var(--sc-text);font:16px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;box-sizing:border-box;text-align:left;max-width:1040px;margin:0 auto 1.75em;background:var(--sc-page)}
@media (prefers-color-scheme:dark){
	.vrtsct-tool[data-scheme=auto]{--sc-pri:#a5b4fc;--sc-pri2:#c7d2fe;--sc-onpri:#0f172a;--sc-ink:#f1f5f9;--sc-text:#e2e8f0;--sc-mut:#cbd5e1;--sc-bg:#111827;--sc-soft:#1a2135;--sc-line:#334155;--sc-edge:#64748b;--sc-chip:#272f52;--sc-ok:#4ade80;--sc-warn:#fcd34d;--sc-err:#fca5a5;--sc-page:#0b1120;
		--sc-you:#fbbf24;--sc-youbg:rgba(251,191,36,.2);--sc-sing:#a5b4fc;--sc-track:#273244;padding:14px;border-radius:18px}
}
.vrtsct-tool *,.vrtsct-tool *::before,.vrtsct-tool *::after{box-sizing:border-box}
.vrtsct-tool [hidden]{display:none!important}
.vrtsct-tool p,.vrtsct-tool h2,.vrtsct-tool h3,.vrtsct-tool ol,.vrtsct-tool ul,.vrtsct-tool li,.vrtsct-tool form,.vrtsct-tool caption{margin:0;padding:0}
.vrtsct-tool h2,.vrtsct-tool h3{font-family:inherit;text-transform:none;letter-spacing:normal}
.vrtsct-tool button,.vrtsct-tool input,.vrtsct-tool select{font:inherit;letter-spacing:normal;text-transform:none;box-shadow:none;margin:0;line-height:1.2;text-shadow:none}
.vrtsct-tool button{cursor:pointer}
.vrtsct-tool button:disabled{cursor:not-allowed;opacity:.55}
.vrtsct-tool :focus-visible{outline:3px solid var(--sc-pri);outline-offset:2px}
.vrtsct-tool h3:focus{outline:none}
.vrtsct-tool svg{display:block;flex:none;width:20px;height:20px}
.vrtsct-vh{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* head */
.vrtsct-head{margin:0 0 12px}
.vrtsct-tool .vrtsct-title{margin:0;font-size:25px;line-height:1.25;font-weight:800;color:var(--sc-ink);letter-spacing:-.01em}
.vrtsct-tool .vrtsct-lead{margin-top:4px;font-size:16px;color:var(--sc-mut)}
.vrtsct-tool .vrtsct-steps{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px;list-style:none}
.vrtsct-steps li{display:inline-flex;align-items:center;gap:6px;min-height:32px;padding:3px 12px 3px 4px;border-radius:99px;background:var(--sc-soft);color:var(--sc-mut);font-size:14px;font-weight:700;list-style:none}
.vrtsct-steps li span{display:inline-grid;place-items:center;width:24px;height:24px;border-radius:99px;background:var(--sc-bg);color:var(--sc-mut);font-size:13px;box-shadow:inset 0 0 0 1px var(--sc-edge)}
.vrtsct-steps li[aria-current=step]{background:var(--sc-pri);color:var(--sc-onpri)}
.vrtsct-steps li[aria-current=step] span{background:var(--sc-onpri);color:var(--sc-pri);box-shadow:none}
.vrtsct-steps li[data-done] span{background:var(--sc-ok);color:#fff;box-shadow:none}

.vrtsct-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:12px}
.vrtsct-card{border:1px solid var(--sc-line);border-radius:16px;background:var(--sc-bg);padding:14px;min-width:0}
.vrtsct-tool .vrtsct-h3{margin:0 0 10px;font-size:18px;line-height:1.3;font-weight:800;color:var(--sc-ink)}
.vrtsct-stepno{display:inline-block;margin-right:6px;padding:2px 9px;border-radius:99px;background:var(--sc-ink);color:var(--sc-bg);font-size:13px;font-weight:800;vertical-align:2px}
.vrtsct-label,.vrtsct-f label{display:block;font-size:15px;font-weight:700;color:var(--sc-ink)}
.vrtsct-tool .vrtsct-hint{margin-top:4px;font-size:15px;line-height:1.45;color:var(--sc-mut)}

/* Step 1 */
.vrtsct-field{margin-bottom:12px}
.vrtsct-inrow{display:flex;flex-wrap:wrap;gap:6px;margin-top:4px;align-items:stretch}
.vrtsct-tool .vrtsct-input{width:96px;min-height:48px;padding:6px 10px;border:2px solid var(--sc-edge);border-radius:10px;background:var(--sc-bg);color:var(--sc-ink);font-size:22px;font-weight:800;text-align:center}
.vrtsct-tool .vrtsct-input::placeholder{color:var(--sc-edge);font-weight:600;opacity:1}
.vrtsct-tool .vrtsct-input[aria-invalid=true]{border-color:var(--sc-err)}
.vrtsct-tool .vrtsct-step{width:48px;min-height:48px;border:1px solid var(--sc-edge);border-radius:10px;background:var(--sc-soft);color:var(--sc-ink);font-size:24px;font-weight:800;padding:0}
.vrtsct-tool .vrtsct-step:hover{background:var(--sc-chip);color:var(--sc-ink)}
.vrtsct-tool .vrtsct-sing{display:inline-flex;align-items:center;gap:6px;min-height:48px;padding:0 14px;border:2px solid var(--sc-pri);border-radius:10px;background:var(--sc-bg);color:var(--sc-pri);font-weight:800;font-size:15px}
.vrtsct-tool .vrtsct-sing:hover{background:var(--sc-soft);color:var(--sc-pri2)}
.vrtsct-tool .vrtsct-err{margin-top:4px;font-size:15px;font-weight:700;color:var(--sc-err)}
.vrtsct-tool .vrtsct-err:empty{display:none}
.vrtsct-mic{margin:4px 0 12px;padding:12px;border-radius:12px;background:#0f172a;color:#e2e8f0}
.vrtsct-tool .vrtsct-miclabel{font-size:14px;font-weight:700;color:#cbd5e1}
.vrtsct-tool .vrtsct-micnote{display:flex;align-items:baseline;gap:10px;margin:2px 0 6px}
.vrtsct-micnote output{font-size:42px;font-weight:800;line-height:1.1;color:#fff;font-variant-numeric:tabular-nums}
.vrtsct-micnote span{font-size:16px;color:#cbd5e1}
.vrtsct-tool .vrtsct-level{display:flex;align-items:center;gap:10px;margin-bottom:10px}
.vrtsct-meter{flex:1;height:10px;border-radius:99px;background:#334155;overflow:hidden}
.vrtsct-meter i{display:block;height:100%;width:100%;background:#94a3b8;transform:scaleX(0);transform-origin:left;transition:transform .08s linear}
.vrtsct-meter[data-level=good] i{background:#4ade80}.vrtsct-meter[data-level=quiet] i{background:#fcd34d}.vrtsct-meter[data-level=loud] i{background:#f87171}
.vrtsct-clock{font-variant-numeric:tabular-nums;font-weight:700;color:#e2e8f0;min-width:36px;text-align:right}
.vrtsct-mic .vrtsct-btn{background:#fff;color:#0f172a;border-color:#fff}
.vrtsct-tool .vrtsct-private{display:flex;gap:6px;align-items:flex-start;margin:0 0 12px;font-size:15px;color:var(--sc-mut)}
.vrtsct-private svg{width:18px;height:18px;margin-top:2px}
.vrtsct-tool .vrtsct-main{display:block;width:100%;min-height:52px;padding:0 20px;border:0;border-radius:12px;background:var(--sc-pri);color:var(--sc-onpri);font-size:18px;font-weight:800}
.vrtsct-tool .vrtsct-main:hover{background:var(--sc-pri2);color:var(--sc-onpri)}
.vrtsct-tool .vrtsct-status{margin-top:10px;font-size:15px;color:var(--sc-mut);min-height:1.45em}
.vrtsct-status[data-kind=error]{color:var(--sc-err);font-weight:700}.vrtsct-status[data-kind=ok]{color:var(--sc-ok)}

/* Step 2: result */
.vrtsct-empty{padding:18px;border:2px dashed var(--sc-line);border-radius:12px;color:var(--sc-mut);font-size:15px}
.vrtsct-tool .vrtsct-emptybig{font-size:18px;font-weight:800;color:var(--sc-ink);margin-bottom:4px}
.vrtsct-tool .vrtsct-you{font-size:16px;font-weight:700;color:var(--sc-ink);margin-bottom:10px}
.vrtsct-you .vrtsct-bar{margin-top:6px}
.vrtsct-tool .vrtsct-matches{list-style:none;display:grid;gap:8px}
.vrtsct-match{list-style:none;padding:10px 12px;border:1px solid var(--sc-line);border-radius:12px;background:var(--sc-soft)}
.vrtsct-tool .vrtsct-mhead{display:flex;align-items:center;gap:8px}
.vrtsct-rank{display:inline-grid;place-items:center;width:26px;height:26px;border-radius:99px;background:var(--sc-ink);color:var(--sc-bg);font-size:13px;font-weight:800;flex:none}
.vrtsct-mname{flex:1;font-size:17px;color:var(--sc-ink)}
.vrtsct-score{padding:2px 10px;border-radius:99px;background:var(--sc-pri);color:var(--sc-onpri);font-weight:800;font-size:14px;white-space:nowrap;font-variant-numeric:tabular-nums}
.vrtsct-duo{display:grid;gap:3px;margin:8px 0 6px}
.vrtsct-tool .vrtsct-mtext{font-size:15px;line-height:1.45}
.vrtsct-match .vrtsct-pick{margin-top:8px}
.vrtsct-tool .vrtsct-formula{margin-top:10px;font-size:15px;color:var(--sc-mut)}
.vrtsct-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.vrtsct-tool .vrtsct-btn{min-height:44px;padding:0 16px;border:2px solid var(--sc-pri);border-radius:10px;background:var(--sc-bg);color:var(--sc-pri);font-weight:800;font-size:15px}
.vrtsct-tool .vrtsct-btn:hover{background:var(--sc-soft);color:var(--sc-pri2)}
.vrtsct-tool .vrtsct-btn-pri{background:var(--sc-pri);color:var(--sc-onpri)}
.vrtsct-tool .vrtsct-btn-pri:hover{background:var(--sc-pri2);color:var(--sc-onpri)}
.vrtsct-tool .vrtsct-out{margin-top:8px;font-size:15px;color:var(--sc-ok);overflow-wrap:anywhere}

/* range bars (piano-roll style: octave lines at every C) */
.vrtsct-bar{position:relative;display:block;height:14px;border-radius:4px;background:var(--sc-track);background-image:repeating-linear-gradient(90deg,transparent 0,transparent calc(100%/7 - 1px),var(--sc-edge) calc(100%/7 - 1px),var(--sc-edge) calc(100%/7));min-width:120px}
.vrtsct-bar i{position:absolute;top:2px;bottom:2px;border-radius:3px;background:var(--sc-sing);min-width:3px}
.vrtsct-bar.is-you i{background:var(--sc-you)}
.vrtsct-tablecard[data-user] .vrtsct-table .vrtsct-bar::before{content:"";position:absolute;top:0;bottom:0;left:var(--vrtsct-ul);width:var(--vrtsct-uw);background:var(--sc-youbg);border-left:2px solid var(--sc-you);border-right:2px solid var(--sc-you)}

/* Step 3: table */
.vrtsct-tablecard{margin-top:12px}
.vrtsct-filters{display:grid;grid-template-columns:minmax(0,1fr);gap:10px;margin-bottom:12px}
.vrtsct-tool .vrtsct-f input[type=search],.vrtsct-tool .vrtsct-f select{width:100%;min-height:44px;margin-top:4px;padding:6px 10px;border:1px solid var(--sc-edge);border-radius:10px;background:var(--sc-bg);color:var(--sc-ink);font-size:16px}
.vrtsct-tool .vrtsct-chk{display:flex;align-items:center;gap:10px;min-height:44px}
.vrtsct-tool .vrtsct-chk input{width:24px;height:24px;margin:0;flex:none;accent-color:var(--sc-pri)}
.vrtsct-chk label{font-weight:700}
.vrtsct-tool .vrtsct-count{font-size:15px;color:var(--sc-mut);align-self:center}
.vrtsct-scroll{overflow-x:auto}
.vrtsct-tool table{width:100%;border:0;border-collapse:collapse;margin:0;font-size:15px;background:var(--sc-bg);color:var(--sc-text)}
.vrtsct-tool caption{caption-side:top;text-align:left;font-size:15px;color:var(--sc-mut);padding:0 0 8px}
.vrtsct-tool th,.vrtsct-tool td{padding:8px;border:0;border-bottom:1px solid var(--sc-line);text-align:left;vertical-align:middle;background:transparent;color:inherit}
.vrtsct-tool thead th{font-size:13px;text-transform:uppercase;letter-spacing:.03em;color:var(--sc-mut);border-bottom:2px solid var(--sc-edge);vertical-align:bottom}
.vrtsct-tool tbody th{color:var(--sc-ink);font-weight:800}
.vrtsct-tool tbody th a{color:var(--sc-pri);text-decoration:underline}
.vrtsct-barhead{min-width:220px}
.vrtsct-axis{position:relative;display:block;height:18px}
.vrtsct-axis span{position:absolute;transform:translateX(-50%);font-size:13px;text-transform:none;letter-spacing:0}
.vrtsct-axis span:first-child{transform:none}.vrtsct-axis span:last-child{transform:translateX(-100%)}
.vrtsct-tool .vrtsct-sum{display:block;margin-top:4px;font-size:13px;color:var(--sc-mut)}
.vrtsct-tool .vrtsct-rowmatch{display:block;font-size:13px;font-weight:700;color:var(--sc-ink)}
.vrtsct-rowmatch:empty{display:none}
.vrtsct-tool .vrtsct-pick{min-height:44px;min-width:44px;padding:0 14px;border:2px solid var(--sc-pri);border-radius:10px;background:var(--sc-bg);color:var(--sc-pri);font-weight:800;font-size:14px;white-space:nowrap}
.vrtsct-tool .vrtsct-pick[aria-pressed=true]{background:var(--sc-pri);color:var(--sc-onpri)}
.vrtsct-pick[aria-pressed=true]::before{content:"\2713  "}
.vrtsct-none{padding:14px;border:2px dashed var(--sc-line);border-radius:12px;margin-top:10px}
.vrtsct-none p{margin-bottom:8px;font-weight:700;color:var(--sc-ink)}
.vrtsct-tool .vrtsct-foot{margin-top:10px;font-size:14px;color:var(--sc-mut)}

/* compare panel */
.vrtsct-cmp{margin-bottom:14px;padding:12px;border:2px solid var(--sc-pri);border-radius:14px;background:var(--sc-soft)}
.vrtsct-tool .vrtsct-cmph{font-size:17px;font-weight:800;color:var(--sc-ink);margin-bottom:8px}
.vrtsct-cmpbars{display:grid;gap:6px;margin-bottom:10px}
.vrtsct-tool .vrtsct-cmprow{display:grid;grid-template-columns:minmax(80px,140px) minmax(0,1fr);gap:8px;align-items:center}
.vrtsct-cmpname{font-weight:700;color:var(--sc-ink);font-size:15px;overflow-wrap:anywhere}
.vrtsct-cmptable{margin-bottom:8px!important}
.vrtsct-tool .vrtsct-cmptable th[scope=col]{color:var(--sc-ink);font-size:15px;text-transform:none;letter-spacing:0}
.vrtsct-tool .vrtsct-cmptext{margin:0 0 10px 1.2em;font-size:15px}
.vrtsct-cmptext li{margin:4px 0;list-style:disc}

@media (max-width:699px){
	.vrtsct-table thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
	.vrtsct-table,.vrtsct-table caption,.vrtsct-table tbody,.vrtsct-table tr,.vrtsct-table th,.vrtsct-table td{display:block;width:100%}
	.vrtsct-tool .vrtsct-cmprow{grid-template-columns:minmax(70px,110px) minmax(0,1fr)}
	.vrtsct-table tr{padding:10px 0;border-bottom:1px solid var(--sc-line)}
	.vrtsct-table tr[hidden]{display:none}
	.vrtsct-tool .vrtsct-table th,.vrtsct-tool .vrtsct-table td{border:0;padding:2px 0}
	.vrtsct-tool .vrtsct-table tbody th{font-size:17px}
	.vrtsct-table td[data-label]{display:inline-block;width:auto;margin-right:12px;font-size:15px}
	.vrtsct-table td[data-label]::before{content:attr(data-label) ": ";color:var(--sc-mut);font-size:13px}
	.vrtsct-table .vrtsct-barcell{margin-top:6px}
	.vrtsct-table .vrtsct-cmpcell{margin-top:6px}
}
@media (min-width:600px){.vrtsct-filters{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:900px){
	.vrtsct-grid{grid-template-columns:minmax(0,5fr) minmax(0,6fr);align-items:start}
	.vrtsct-filters{grid-template-columns:minmax(0,3fr) minmax(0,2fr) minmax(0,2fr) minmax(0,3fr)}
	.vrtsct-count{grid-column:1/-1}
}
@media (max-width:360px){.vrtsct-card{padding:12px}.vrtsct-tool .vrtsct-input{width:84px}.vrtsct-tool .vrtsct-sing{padding:0 10px}}
@media (prefers-reduced-motion:reduce){.vrtsct-tool *{transition:none!important;animation:none!important;scroll-behavior:auto!important}}
@media (forced-colors:active){.vrtsct-bar i{background:Highlight}.vrtsct-bar.is-you i{background:Mark}}