/*! Vocal Range Finder Tools | Astra-compatible scoped styles | GPL-2.0-or-later */
.vtsx-tool{--vtsx-ink:#172d25;--vtsx-muted:#53665c;--vtsx-green:#086b54;--vtsx-green-dark:#044b3a;--vtsx-accent:#a44e2d;--vtsx-line:#d8e3dc;--vtsx-soft:#edf4ef;--vtsx-paper:#fff;box-sizing:border-box;width:100%;max-width:1080px;margin:0 auto 32px;padding:clamp(16px,3vw,30px);border:1px solid var(--vtsx-line);border-radius:24px;background:#f6f9f6;color:var(--vtsx-ink);font:16px/1.5 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;text-align:left;isolation:isolate;overflow-wrap:anywhere}
.vtsx-tool *,.vtsx-tool *::before,.vtsx-tool *::after{box-sizing:border-box}
.vtsx-tool [hidden]{display:none!important}
.vtsx-tool .vtsx-header{display:block;width:100%;margin:0 0 24px;padding:0;border:0;background:none;text-align:center}
.vtsx-tool .vtsx-eyebrow{display:block;margin:0 0 7px;color:var(--vtsx-green);font-size:11px;font-weight:800;letter-spacing:.13em;text-transform:uppercase}
.vtsx-tool .vtsx-header h2{width:100%;margin:0;padding:0;color:var(--vtsx-ink);font:650 clamp(24px,3.4vw,34px)/1.13 Georgia,"Times New Roman",serif;letter-spacing:-.03em;text-align:center}
.vtsx-tool .vtsx-mode-switch{display:flex;gap:5px;margin:0 0 18px;padding:5px;border:1px solid var(--vtsx-line);border-radius:14px;background:#e9efea;max-width:650px}
.vtsx-tool button{appearance:none;-webkit-appearance:none;display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;max-width:100%;height:auto;margin:0;padding:11px 18px;border:1px solid transparent;border-radius:10px;box-shadow:none;cursor:pointer;font:650 14px/1.25 system-ui,-apple-system,"Segoe UI",sans-serif;letter-spacing:normal;text-transform:none;text-decoration:none;white-space:normal;transition:background-color .15s,border-color .15s,color .15s;touch-action:manipulation}
.vtsx-tool button:disabled{opacity:.48;cursor:not-allowed}
.vtsx-tool button:focus-visible,.vtsx-tool input:focus-visible,.vtsx-tool select:focus-visible,.vtsx-tool summary:focus-visible{outline:3px solid #a44e2d;outline-offset:3px;box-shadow:none}
.vtsx-tool .vtsx-mode-switch button{flex:1;min-width:0;padding:10px 12px;background:transparent;color:#405c4d}
.vtsx-tool .vtsx-mode-switch button:hover{background:#dce8de;color:var(--vtsx-ink)}
.vtsx-tool .vtsx-mode-switch button[aria-pressed=true]{background:#fff;color:var(--vtsx-green-dark);box-shadow:0 1px 4px #16362612;border-color:#d4e2d7}
.vtsx-tool .vtsx-mode-small{max-width:470px}
.vtsx-tool .vtsx-panel{min-width:0;padding:22px;border:1px solid var(--vtsx-line);border-radius:18px;background:var(--vtsx-paper)}
.vtsx-tool .vtsx-panel-caption{display:flex;align-items:center;gap:9px;margin:0 0 20px;color:var(--vtsx-muted);font-size:12px;font-weight:750;letter-spacing:.025em}
.vtsx-tool .vtsx-step-dot{display:inline-flex;align-items:center;justify-content:center;width:26px;height:26px;border-radius:50%;background:var(--vtsx-soft);color:var(--vtsx-green);font-size:10px}
.vtsx-tool .vtsx-calculator,.vtsx-tool .vtsx-live-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.92fr);gap:16px;margin:0}
.vtsx-tool .vtsx-calculator{align-items:stretch}
.vtsx-tool .vtsx-answer-panel{background:linear-gradient(160deg,#eaf3ed,#f5f8f1);border-color:#c5d9cc}
.vtsx-tool .vtsx-grid-two{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:16px}
.vtsx-tool .vtsx-pitch-pair{display:grid;grid-template-columns:minmax(0,1fr) 44px minmax(0,1fr);gap:9px;align-items:end}
.vtsx-tool .vtsx-field{display:flex;flex-direction:column;gap:7px;min-width:0;margin:0 0 12px;color:var(--vtsx-ink);font-size:12px;font-weight:650}
.vtsx-tool .vtsx-field span{color:inherit}
.vtsx-tool input[type=number],.vtsx-tool select{appearance:auto;-webkit-appearance:auto;display:block;width:100%;max-width:100%;min-width:0;min-height:48px;height:auto;margin:0;padding:11px 12px;border:1px solid #b8cabe;border-radius:9px;background:#fff;color:var(--vtsx-ink);box-shadow:none;font:500 16px/1.3 system-ui,-apple-system,"Segoe UI",sans-serif;letter-spacing:normal}
.vtsx-tool select{padding-right:26px}
.vtsx-tool input[aria-invalid=true],.vtsx-tool select[aria-invalid=true]{border:2px solid #b23e32}
.vtsx-tool input[type=range]{display:block;width:100%;min-width:0;min-height:44px;margin:0;padding:0;accent-color:var(--vtsx-green);background:transparent;cursor:pointer}
.vtsx-tool .vtsx-checkbox{display:flex;gap:10px;align-items:center;min-height:44px;margin:10px 0;font-size:12px;font-weight:500;color:var(--vtsx-muted);cursor:pointer}
.vtsx-tool input[type=checkbox]{appearance:auto;-webkit-appearance:checkbox;flex-shrink:0;width:18px;height:18px;margin:0;accent-color:var(--vtsx-green)}
.vtsx-tool .vtsx-actions{display:flex;flex-wrap:wrap;align-items:center;gap:9px;margin:16px 0 0}
.vtsx-tool .vtsx-primary{border-color:var(--vtsx-green);background:var(--vtsx-green);color:#fff}
.vtsx-tool .vtsx-primary:hover,.vtsx-tool .vtsx-primary:focus{border-color:var(--vtsx-green-dark);background:var(--vtsx-green-dark);color:#fff}
.vtsx-tool .vtsx-secondary{border-color:#bfd0c4;background:#fff;color:var(--vtsx-green-dark)}
.vtsx-tool .vtsx-secondary:hover,.vtsx-tool .vtsx-secondary:focus{border-color:#8caf99;background:#eaf3ec;color:var(--vtsx-green-dark)}
.vtsx-tool .vtsx-text{padding:10px 12px;border-color:transparent;background:transparent;color:var(--vtsx-green-dark)}
.vtsx-tool .vtsx-text:hover,.vtsx-tool .vtsx-text:focus{background:#e8f0e9;color:var(--vtsx-green-dark)}
.vtsx-tool .vtsx-swap{width:44px;min-height:48px;margin-bottom:12px;padding:9px;background:transparent;color:var(--vtsx-green);font-size:24px}
.vtsx-tool .vtsx-swap:hover{background:var(--vtsx-soft);color:var(--vtsx-green-dark)}
.vtsx-tool .vtsx-capture{width:100%;border-color:#c4d9cb;background:#e7f0e9;color:var(--vtsx-green-dark)}
.vtsx-tool .vtsx-capture:hover{background:#d4e6d9;color:var(--vtsx-green-dark)}
.vtsx-tool .vtsx-small{margin:12px 0 0;color:var(--vtsx-muted);font-size:11.5px;font-weight:400;line-height:1.65}
.vtsx-tool .vtsx-answer-number{margin:4px 0 0;color:var(--vtsx-green-dark);font-size:clamp(50px,7vw,74px);font-weight:650;line-height:1.06;letter-spacing:-.065em;font-variant-numeric:tabular-nums}
.vtsx-tool .vtsx-answer-unit{margin:4px 0;color:var(--vtsx-green-dark);font-size:13px;font-weight:650}
.vtsx-tool .vtsx-interval-line{margin:13px 0 0;font-size:16px;font-weight:600;color:var(--vtsx-ink)}
.vtsx-tool .vtsx-distance-track{display:flex;gap:4px;margin:18px 0 23px;height:7px}
.vtsx-tool .vtsx-distance-track span{flex:1;background:#c6dacf;border-radius:3px}
.vtsx-tool[data-calculated=true] .vtsx-distance-track span:nth-child(-n+7){background:#428a6d}
.vtsx-tool .vtsx-metrics{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px 13px;margin:20px 0 0}
.vtsx-tool .vtsx-metrics-three{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.vtsx-tool .vtsx-metrics-four{grid-template-columns:repeat(4,minmax(0,1fr))}
.vtsx-tool .vtsx-metric{min-width:0}
.vtsx-tool .vtsx-metric>span{display:block;margin:0 0 5px;color:var(--vtsx-muted);font-size:10.5px;font-weight:500;line-height:1.5}
.vtsx-tool .vtsx-metric strong{display:block;color:var(--vtsx-ink);font-size:17px;font-weight:650;line-height:1.35;font-variant-numeric:tabular-nums}
.vtsx-tool .vtsx-metric-main strong{font-size:31px;letter-spacing:-.04em}
.vtsx-tool .vtsx-frequency-pair{display:flex;justify-content:space-between;gap:8px;margin:22px 0 0;padding:14px 0;border-top:1px solid #ccddd1;font-size:11px;font-weight:650;color:var(--vtsx-green-dark)}
.vtsx-tool .vtsx-formula{margin:0;color:var(--vtsx-muted);font:11px/1.65 ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere}
.vtsx-tool .vtsx-live-panel{text-align:center;background:linear-gradient(155deg,#fff 40%,#f0f6f0);position:relative}
.vtsx-tool .vtsx-live-top{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-bottom:20px}
.vtsx-tool .vtsx-live-state{color:var(--vtsx-muted);font-size:10px;font-weight:650}
.vtsx-tool[data-mic-state=running] .vtsx-live-state{color:var(--vtsx-green)}
.vtsx-tool .vtsx-level{display:block;width:64px;height:5px;border-radius:4px;background:#dde9df;overflow:hidden}
.vtsx-tool .vtsx-level>span{display:block;width:0;height:100%;background:#47896c;transition:width .12s}
.vtsx-tool .vtsx-note{min-height:84px;margin:0;font-size:82px;line-height:1;letter-spacing:-.06em;font-weight:650;color:var(--vtsx-ink);font-variant-numeric:tabular-nums}
.vtsx-tool[data-tuning=in] .vtsx-note{color:var(--vtsx-green)}
.vtsx-tool .vtsx-hz{min-height:24px;margin:9px 0 0;font-size:13px;font-weight:500;color:var(--vtsx-muted)}
.vtsx-tool .vtsx-tuning{max-width:360px;margin:25px auto 0}
.vtsx-tool .vtsx-meter{position:relative;height:10px;border-radius:5px;background:linear-gradient(90deg,#ecd8cd,#e7e7d4 35%,#d4e8d8 45%,#d4e8d8 55%,#e7e7d4 65%,#ecd8cd)}
.vtsx-tool .vtsx-in-zone{position:absolute;left:45%;width:10%;height:100%;border-radius:3px;background:#8bbb99}
.vtsx-tool .vtsx-meter-center{position:absolute;left:50%;top:-5px;width:1px;height:20px;background:#64816d}
.vtsx-tool .vtsx-needle{position:absolute;top:-7px;left:50%;width:5px;height:24px;border:1px solid #fff;border-radius:3px;background:#174e39;transform:translateX(-50%);transition:left .09s linear}
.vtsx-tool .vtsx-meter-labels{display:flex;justify-content:space-between;gap:6px;margin-top:12px;font-size:9px;color:var(--vtsx-muted)}
.vtsx-tool .vtsx-meter-labels strong{font-size:11px;font-weight:600;color:var(--vtsx-ink)}
.vtsx-tool .vtsx-main-controls{justify-content:center;margin-top:25px}
.vtsx-tool .vtsx-main-controls .vtsx-primary{flex:1;max-width:250px;min-height:50px}
.vtsx-tool .vtsx-live-hint{min-height:34px;margin:16px 0 0;color:var(--vtsx-muted);font-size:11px;line-height:1.6}
.vtsx-tool .vtsx-hold,.vtsx-tool .vtsx-timer{margin:17px 0 0;font-size:10px;color:var(--vtsx-muted)}
.vtsx-tool progress{appearance:none;-webkit-appearance:none;display:block;width:100%;height:5px;margin:9px 0 0;border:0;border-radius:5px;overflow:hidden;background:#dce8df;accent-color:var(--vtsx-green)}
.vtsx-tool progress::-webkit-progress-bar{background:#dce8df;border-radius:5px}.vtsx-tool progress::-webkit-progress-value{background:var(--vtsx-green);border-radius:5px}.vtsx-tool progress::-moz-progress-bar{background:var(--vtsx-green);border-radius:5px}
.vtsx-tool .vtsx-context-panel{background:#fdfefd}
.vtsx-tool .vtsx-context-panel .vtsx-panel-caption{margin-bottom:24px}
.vtsx-tool .vtsx-endpoints{display:grid;grid-template-columns:1fr 1fr;gap:15px}
.vtsx-tool .vtsx-mini-keyboard{display:grid;grid-template-columns:repeat(73,minmax(0,1fr));height:75px;margin:24px 0 16px;border-bottom:1px solid var(--vtsx-line);overflow:hidden}
.vtsx-tool .vtsx-key{display:block;border:1px solid #d3ddd5;border-right:0;background:#fff;border-radius:0 0 2px 2px}
.vtsx-tool .vtsx-key.vtsx-black{height:66%;background:#718276;border-color:#5a7061}
.vtsx-tool .vtsx-key.is-in-range{background:#b7d9c4;border-color:#83b19a}.vtsx-tool .vtsx-key.vtsx-black.is-in-range{background:#1c7558;border-color:#0f6148}
.vtsx-tool .vtsx-best-note,.vtsx-tool .vtsx-target-note{margin:12px 0;color:var(--vtsx-green-dark);font-size:56px;font-weight:600;line-height:1;letter-spacing:-.05em}
.vtsx-tool .vtsx-target-note{font-size:32px;line-height:1.2}
.vtsx-tool .vtsx-note-log{display:flex;flex-wrap:wrap;gap:6px;min-height:40px;margin:23px 0}
.vtsx-tool .vtsx-note-log>span{align-self:flex-start;padding:5px 8px;border-radius:7px;background:#e8f1eb;color:var(--vtsx-green-dark);font-size:11px;font-weight:650}
.vtsx-tool .vtsx-steps{display:flex;justify-content:space-between;gap:6px;margin:0 0 18px;padding:0;list-style:none}
.vtsx-tool .vtsx-steps li{display:flex;align-items:center;gap:8px;margin:0;padding:0;color:var(--vtsx-muted);font-size:10px;line-height:1.3;list-style:none}
.vtsx-tool .vtsx-steps li>span{display:flex;align-items:center;justify-content:center;flex-shrink:0;width:25px;height:25px;border:1px solid #ccdad0;border-radius:50%;background:#fff;font-weight:700}
.vtsx-tool .vtsx-steps li.is-current{color:var(--vtsx-green-dark);font-weight:700}.vtsx-tool .vtsx-steps li.is-current>span{border-color:var(--vtsx-green);background:var(--vtsx-green);color:#fff}
.vtsx-tool .vtsx-passage{padding:15px;border:1px solid #e2decf;border-radius:11px;background:#faf8f1}
.vtsx-tool .vtsx-passage .vtsx-eyebrow{color:#736139;font-size:9px}
.vtsx-tool .vtsx-passage p{margin:6px 0 0;color:#5d553f;font:14px/1.65 Georgia,"Times New Roman",serif}
.vtsx-tool .vtsx-graph-panel{margin-top:16px;padding:18px 18px 8px}
.vtsx-tool .vtsx-graph-heading{display:flex;justify-content:space-between;align-items:center;gap:10px;margin:0 0 4px}
.vtsx-tool .vtsx-graph-heading .vtsx-panel-caption,.vtsx-tool .vtsx-graph-heading .vtsx-small{margin:0}
.vtsx-tool canvas[data-graph]{display:block;width:100%;height:210px;max-width:100%}
.vtsx-tool .vtsx-results{margin-top:18px;border-color:#accbb6;background:#f0f6ef}
.vtsx-tool .vtsx-result-heading{display:flex;justify-content:space-between;align-items:center;gap:16px}
.vtsx-tool .vtsx-result-title{color:var(--vtsx-green-dark);font-size:30px;line-height:1.25;letter-spacing:-.04em;font-weight:650}
.vtsx-tool .vtsx-result-origin{max-width:180px;color:var(--vtsx-muted);font-size:10px;text-align:right}
.vtsx-tool .vtsx-comparison-title{margin:22px 0 16px;font-size:13px;color:var(--vtsx-ink);font-weight:650}
.vtsx-tool .vtsx-type-row{display:grid;grid-template-columns:100px 65px minmax(30px,1fr) 84px;gap:12px;align-items:center;margin:9px 0;color:var(--vtsx-muted);font-size:10px}
.vtsx-tool .vtsx-type-row>span:first-child{color:var(--vtsx-ink);font-weight:600}
.vtsx-tool .vtsx-type-track{display:block;height:7px;border-radius:4px;background:#d9e6dc;overflow:hidden}
.vtsx-tool .vtsx-type-track>span{display:block;height:100%;background:#4f9975;border-radius:4px}
.vtsx-tool .vtsx-histogram{display:flex;align-items:flex-end;gap:5px;height:90px;margin:24px 0 18px;padding-bottom:3px;border-bottom:1px solid #bacfbe}
.vtsx-tool .vtsx-histogram>span{flex:1;border-radius:4px 4px 0 0;background:#448c68}
.vtsx-tool .vtsx-history p{margin:10px 0;padding:10px 0;border-top:1px solid var(--vtsx-line);font-size:11px;color:var(--vtsx-muted)}
.vtsx-tool .vtsx-preset-label{max-width:440px}
.vtsx-tool .vtsx-string-row{display:flex;gap:7px;flex-wrap:wrap;margin:0 0 16px}
.vtsx-tool .vtsx-string-button{min-width:48px;min-height:44px;padding:9px 13px;border:1px solid #c4d7c9;border-radius:999px;background:#fff;color:var(--vtsx-green-dark)}
.vtsx-tool .vtsx-string-button[aria-pressed=true],.vtsx-tool .vtsx-string-button:hover{background:var(--vtsx-green-dark);border-color:var(--vtsx-green-dark);color:#fff}
.vtsx-tool .vtsx-bottom-actions{margin:18px 0}
.vtsx-tool .vtsx-settings{margin:20px 0 0;padding:0;border-top:1px solid var(--vtsx-line);border-bottom:1px solid var(--vtsx-line);background:transparent}
.vtsx-tool .vtsx-settings summary{min-height:48px;margin:0;padding:16px 0;color:var(--vtsx-green-dark);font-size:12px;font-weight:650;cursor:pointer}
.vtsx-tool .vtsx-settings-body{padding:0 0 18px}
.vtsx-tool .vtsx-status{min-height:20px;margin:16px 0 0;color:var(--vtsx-green-dark);font-size:11px;font-weight:500}
.vtsx-tool .vtsx-error,.vtsx-tool .vtsx-notice{margin:0 0 16px;padding:12px 15px;border:1px solid #e0b4aa;border-radius:10px;background:#fff0eb;color:#8a2e20;font-size:12px;line-height:1.6}
.vtsx-tool .vtsx-copy-buffer{position:fixed;left:-10000px;top:0;width:1px;height:1px}
.vtsx-tool .vtsx-field-action{display:flex;align-items:center}
@media(max-width:760px){.vtsx-tool .vtsx-calculator,.vtsx-tool .vtsx-live-layout{grid-template-columns:minmax(0,1fr)}.vtsx-tool .vtsx-context-panel .vtsx-panel-caption{margin-bottom:16px}.vtsx-tool .vtsx-metrics-four{grid-template-columns:repeat(2,minmax(0,1fr))}.vtsx-tool .vtsx-note{font-size:72px;min-height:74px}.vtsx-tool .vtsx-live-panel{padding:18px}.vtsx-tool .vtsx-context-panel{padding:18px}.vtsx-tool .vtsx-mini-keyboard{margin-top:18px;height:63px}.vtsx-tool .vtsx-graph-heading>.vtsx-small{font-size:9px}.vtsx-tool .vtsx-type-row{grid-template-columns:82px 54px minmax(25px,1fr) 72px;gap:6px;font-size:9px}.vtsx-tool .vtsx-result-title{font-size:25px}}
@media(max-width:420px){.vtsx-tool{padding:15px;border-radius:18px;font-size:15px}.vtsx-tool .vtsx-header{margin-bottom:18px}.vtsx-tool .vtsx-panel{padding:16px}.vtsx-tool .vtsx-mode-switch button{padding:10px 6px;font-size:11px}.vtsx-tool .vtsx-grid-two{gap:12px}.vtsx-tool .vtsx-pitch-pair{grid-template-columns:minmax(0,1fr) 34px minmax(0,1fr);gap:5px}.vtsx-tool .vtsx-swap{width:34px;padding:5px}.vtsx-tool .vtsx-field{font-size:10px}.vtsx-tool select,.vtsx-tool input[type=number]{padding:10px 8px;font-size:16px}.vtsx-tool .vtsx-actions{gap:6px}.vtsx-tool button{font-size:12px;padding:10px 12px}.vtsx-tool .vtsx-steps li{font-size:9px;gap:5px}.vtsx-tool .vtsx-result-heading{align-items:flex-start}.vtsx-tool .vtsx-result-origin{max-width:90px;font-size:9px}.vtsx-tool .vtsx-metrics-three{gap:6px}.vtsx-tool .vtsx-metrics-three .vtsx-metric strong{font-size:14px}.vtsx-tool .vtsx-type-row{grid-template-columns:76px 52px minmax(15px,1fr) 64px;gap:5px;font-size:8.5px}.vtsx-tool .vtsx-main-controls .vtsx-primary{min-width:0}.vtsx-tool .vtsx-frequency-pair{font-size:10px}}
.vtsx-tool .vtsx-small,.vtsx-tool .vtsx-status,.vtsx-tool .vtsx-live-hint,.vtsx-tool .vtsx-metric>span{font-size:12px}
@media(max-width:760px){.vtsx-tool .vtsx-graph-heading>.vtsx-small{font-size:11px}}
@media(max-width:600px){.vtsx-tool .vtsx-type-row{grid-template-columns:minmax(0,1fr) 96px;gap:5px 12px;margin:12px 0;font-size:12px}.vtsx-tool .vtsx-type-row>span:nth-child(2),.vtsx-tool .vtsx-type-row>span:nth-child(4){text-align:right}}
@media(max-width:420px){.vtsx-tool .vtsx-field{font-size:12px}.vtsx-tool button{font-size:13px}.vtsx-tool .vtsx-mode-switch button{font-size:12px}.vtsx-tool .vtsx-steps li{font-size:10px}.vtsx-tool .vtsx-result-origin{font-size:11px}}
@media(prefers-reduced-motion:reduce){.vtsx-tool *,.vtsx-tool *::before,.vtsx-tool *::after{transition:none!important;animation:none!important;scroll-behavior:auto!important}}

/*! Online Pitch Detector Tools | GPL-2.0-or-later */
.vtsa-tool{--vtsa-ink:#172d25;--vtsa-muted:#50665c;--vtsa-green:#086b54;--vtsa-line:#d5e2d9;box-sizing:border-box;width:100%;max-width:1080px;margin:0 auto 30px;padding:clamp(15px,3vw,30px);border:1px solid var(--vtsa-line);border-radius:22px;background:#f6f9f6;color:var(--vtsa-ink);font:16px/1.5 system-ui,-apple-system,"Segoe UI",sans-serif;text-align:left;isolation:isolate;overflow-wrap:anywhere}
.vtsa-tool *,.vtsa-tool *::before,.vtsa-tool *::after{box-sizing:border-box}.vtsa-tool [hidden]{display:none!important}
.vtsa-tool .vtsa-header{display:block;width:100%;margin:0 0 24px;padding:0;border:0;background:none;text-align:center}.vtsa-tool .vtsa-header h2{width:100%;margin:0;padding:0;color:var(--vtsa-ink);text-align:center;font:650 clamp(24px,3.3vw,34px)/1.2 Georgia,"Times New Roman",serif;letter-spacing:-.025em}
.vtsa-tool .vtsa-columns{display:grid;grid-template-columns:minmax(0,1.04fr) minmax(0,1fr);gap:16px;align-items:stretch}.vtsa-tool .vtsa-panel{min-width:0;padding:22px;border:1px solid var(--vtsa-line);border-radius:17px;background:#fff}.vtsa-tool .vtsa-panel+.vtsa-panel:not(.vtsa-columns>.vtsa-panel){margin-top:16px}.vtsa-tool p{margin:14px 0 0}.vtsa-tool .vtsa-small{color:var(--vtsa-muted);font-size:12px;line-height:1.65}.vtsa-tool .vtsa-caption{display:block;color:var(--vtsa-ink);font-size:13px;font-weight:650}.vtsa-tool .vtsa-caption>span{float:right;color:var(--vtsa-muted);font-size:11px;font-weight:400}
.vtsa-tool button{appearance:none;-webkit-appearance:none;display:inline-flex;align-items:center;justify-content:center;min-height:46px;max-width:100%;margin:0;padding:11px 16px;border:1px solid var(--vtsa-line);border-radius:10px;background:#f8fbf8;color:#075440;font:650 13px/1.3 system-ui,-apple-system,"Segoe UI",sans-serif;text-transform:none;letter-spacing:normal;white-space:normal;box-shadow:none;cursor:pointer;touch-action:manipulation}.vtsa-tool button:hover{background:#e4f0e8;color:#034631}.vtsa-tool button.vtsa-primary{background:var(--vtsa-green);color:#fff;border-color:var(--vtsa-green)}.vtsa-tool button.vtsa-primary:hover{background:#044b3a;color:#fff}.vtsa-tool button:disabled{opacity:.48;cursor:not-allowed}.vtsa-tool button:focus-visible,.vtsa-tool input:focus-visible,.vtsa-tool select:focus-visible,.vtsa-tool summary:focus-visible,.vtsa-tool [tabindex]:focus-visible{outline:3px solid #a74f2c;outline-offset:3px}.vtsa-tool button[aria-pressed=true]{background:#fff;border-color:#b5cfc0;box-shadow:0 2px 6px #173b2b12}
.vtsa-tool .vtsa-actions{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:16px}.vtsa-tool .vtsa-main-actions{justify-content:center;margin-top:22px}.vtsa-tool .vtsa-bottom-actions{margin:18px 0}.vtsa-tool .vtsa-field{display:flex;flex-direction:column;gap:7px;min-width:0;margin:0 0 15px;color:var(--vtsa-ink);font-size:12px;font-weight:600}.vtsa-tool input,.vtsa-tool select{width:100%;min-width:0;min-height:46px;height:auto;margin:0;padding:11px 12px;border:1px solid #b9cdc0;border-radius:9px;background:#fff;color:var(--vtsa-ink);font:400 16px/1.4 system-ui,sans-serif;box-shadow:none}.vtsa-tool input[type=file]{font-size:13px;padding:12px}.vtsa-tool input[type=file]::file-selector-button{min-height:42px;margin-right:12px;border:1px solid #b9cdc0;border-radius:7px;background:#edf5ef;color:#075440;cursor:pointer}.vtsa-tool input[type=range]{padding:8px;accent-color:var(--vtsa-green)}
.vtsa-tool .vtsa-grid-two,.vtsa-tool .vtsa-metrics{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.vtsa-tool .vtsa-metrics{margin-top:20px}.vtsa-tool .vtsa-four{grid-template-columns:repeat(4,minmax(0,1fr))}.vtsa-tool .vtsa-metric{min-width:0}.vtsa-tool .vtsa-metric>span{display:block;color:var(--vtsa-muted);font-size:12px;font-weight:400}.vtsa-tool .vtsa-metric>strong{display:block;margin-top:7px;color:#034c39;font-size:21px;font-weight:650;line-height:1.35}.vtsa-tool .vtsa-result-value{display:block;margin:8px 0;color:#034c39;font:650 clamp(24px,3vw,34px)/1.25 system-ui,sans-serif}.vtsa-tool .vtsa-conversion-result{background:linear-gradient(135deg,#eaf3ed,#f8fbf7)}.vtsa-tool .vtsa-results{margin-top:18px;background:#edf6ee}.vtsa-tool .vtsa-readout{text-align:center;background:linear-gradient(145deg,#fff,#eff6f0)}.vtsa-tool .vtsa-mic-line{display:flex;justify-content:space-between;align-items:center;gap:10px;text-align:left;font-size:11px}.vtsa-tool .vtsa-level{display:block;width:66px;height:5px;border-radius:8px;background:#dce8df;overflow:hidden}.vtsa-tool .vtsa-level>span{display:block;width:0;height:100%;background:var(--vtsa-green)}.vtsa-tool .vtsa-note{display:block;min-height:100px;margin:20px 0 0;color:var(--vtsa-green);font:650 86px/1.2 system-ui,sans-serif;letter-spacing:-.06em}.vtsa-tool [data-out=frequency]{min-height:24px;color:var(--vtsa-muted);font-size:13px}.vtsa-tool .vtsa-meter{position:relative;height:10px;margin-top:30px;border-radius:8px;background:linear-gradient(90deg,#eed8cd 0%,#e4e9d3 44%,#8ab696 44%,#8ab696 56%,#e4e9d3 56%,#eed8cd 100%)}.vtsa-tool .vtsa-meter>span{position:absolute;top:-6px;left:50%;width:3px;height:22px;border-radius:3px;background:#124e3b}.vtsa-tool .vtsa-meter-labels{display:flex;justify-content:space-between;gap:10px;margin-top:12px;font-size:11px}.vtsa-tool .vtsa-meter-labels>span{color:var(--vtsa-muted)}
.vtsa-tool .vtsa-mode{display:flex;gap:5px;max-width:650px;margin:0 0 18px;padding:5px;border:1px solid var(--vtsa-line);border-radius:12px;background:#e8f0e9}.vtsa-tool .vtsa-mode>button{flex:1;border-color:transparent;background:transparent}.vtsa-tool .vtsa-mode>button[aria-pressed=true]{background:#fff;border-color:#b9d1c2}.vtsa-tool .vtsa-separator{height:1px;margin:20px 0;background:var(--vtsa-line)}.vtsa-tool .vtsa-graph-panel{margin-top:16px}.vtsa-tool canvas{display:block;width:100%;height:220px;margin-top:12px;border:0;background:#fff}.vtsa-tool progress{display:block;width:100%;height:8px;margin-top:18px;accent-color:var(--vtsa-green)}.vtsa-tool audio{display:block;width:100%;max-width:100%;margin-top:18px}.vtsa-tool .vtsa-table-wrap{max-width:100%;overflow-x:auto;margin-top:18px;border:1px solid var(--vtsa-line);border-radius:12px;background:#fff}.vtsa-tool table{width:100%;margin:0;border:0;border-collapse:collapse;font-size:12px}.vtsa-tool caption{padding:14px;text-align:left;font-size:13px;font-weight:650;color:var(--vtsa-ink)}.vtsa-tool th,.vtsa-tool td{padding:11px 10px;border:0;border-top:1px solid var(--vtsa-line);text-align:left;white-space:nowrap;color:var(--vtsa-ink)}.vtsa-tool th{font-weight:650;background:#f2f7f3}.vtsa-tool ul[data-favorites]{display:flex;flex-wrap:wrap;gap:8px;margin:15px 0 0;padding:0;list-style:none}.vtsa-tool .vtsa-favorites{margin-top:16px}
.vtsa-tool .vtsa-settings{margin-top:22px;border-top:1px solid var(--vtsa-line);border-bottom:1px solid var(--vtsa-line)}.vtsa-tool summary{min-height:48px;padding:15px 0;color:#075440;font-size:12px;font-weight:650;cursor:pointer}.vtsa-tool .vtsa-settings-body{padding-bottom:20px}.vtsa-tool .vtsa-status{min-height:20px;margin-top:18px;color:#075440;font-size:12px}.vtsa-tool .vtsa-error{margin-bottom:16px;padding:13px 15px;border:1px solid #d9a596;border-radius:10px;background:#fff0e8;color:#843821;font-size:13px}.vtsa-tool .vtsa-copy-buffer{position:fixed;left:-9999px;top:0;width:1px;height:1px}
@media(max-width:760px){.vtsa-tool .vtsa-columns{grid-template-columns:minmax(0,1fr)}.vtsa-tool .vtsa-four{grid-template-columns:repeat(2,minmax(0,1fr))}.vtsa-tool .vtsa-note{font-size:72px;min-height:86px}.vtsa-tool .vtsa-panel{padding:18px}.vtsa-tool .vtsa-caption>span{float:none;display:block;margin-top:4px}.vtsa-tool .vtsa-metric>strong{font-size:19px}}
@media(max-width:420px){.vtsa-tool{padding:15px;border-radius:18px}.vtsa-tool .vtsa-header{margin-bottom:18px}.vtsa-tool .vtsa-panel{padding:16px}.vtsa-tool .vtsa-grid-two{grid-template-columns:minmax(0,1fr)}.vtsa-tool .vtsa-metrics{gap:16px 12px}.vtsa-tool button{padding:11px 12px}.vtsa-tool .vtsa-metric>strong{font-size:18px}.vtsa-tool th,.vtsa-tool td{padding:9px 8px}}
@media(prefers-reduced-motion:reduce){.vtsa-tool *{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

.vtsx-tool .vtsx-reference-row{display:grid;grid-template-columns:140px 90px 1fr auto;align-items:center;gap:12px;padding:14px 0;border-bottom:1px solid #d9e5de}
.vtsx-tool .vtsx-reference-map{display:flex;height:26px;gap:1px;min-width:0}.vtsx-reference-map>span{flex:1;background:#e7eee9}.vtsx-reference-map>span.is-filled{background:#087b65}
.vtsx-tool .vtsx-singer-list{margin:16px 0;padding-left:24px}.vtsx-singer-list li{padding:8px 0}.vtsx-tool .vtsx-singer-detail{padding:12px;background:#edf6f1;border-radius:10px;white-space:pre-line}
.vtsx-tool .vtsx-table-wrap,.vtsa-tool .vtsa-table-wrap{max-width:100%;overflow:auto;margin-top:16px}.vtsx-tool table,.vtsa-tool table{width:100%;border-collapse:collapse;font-size:14px}.vtsx-tool td,.vtsx-tool th,.vtsa-tool td,.vtsa-tool th{padding:12px;text-align:left;border-bottom:1px solid #d9e5de}.vtsx-tool caption,.vtsa-tool caption{text-align:left;font-weight:700;padding:10px 0}
.vtsa-tool [data-frequency-chart] button{min-height:44px}.vtsa-tool [data-frequency-chart]{font-variant-numeric:tabular-nums}.vtsa-tool .vtsa-table-wrap{max-height:420px}
.vtsa-tool [data-staff]{display:block;width:100%;height:auto;max-height:150px;margin:15px 0}.vtsa-tool .vtsa-events{max-height:250px;overflow:auto;padding-left:24px}.vtsa-tool .vtsa-note-keys{display:flex;flex-wrap:wrap;gap:7px}.vtsa-note-keys button[aria-pressed=true]{background:#087b65;color:#fff}
.vtsx-tool [data-tier-practice] progress,.vtsa-tool progress{display:block;width:100%;height:12px;margin:16px 0}.vtsx-tool [hidden],.vtsa-tool [hidden]{display:none!important}
.vtsx-tool [data-manual-map]{margin:16px 0}.vtsx-tool input[type=text]{min-height:48px;background:#fff;border:1px solid #b8cec2;border-radius:10px;width:100%;color:#173b2b;padding:12px}
[data-vtsx-tool=interval] [data-out=answer]{font-size:clamp(1.5rem,4vw,2.5rem);line-height:1.25;overflow-wrap:anywhere}
@media(max-width:680px){.vtsx-tool .vtsx-reference-row{grid-template-columns:1fr auto}.vtsx-reference-row .vtsx-reference-map{grid-column:1/-1}.vtsx-reference-row button{justify-self:start}.vtsx-tool th,.vtsx-tool td,.vtsa-tool th,.vtsa-tool td{padding:9px 6px}}

.vtsa-tool .vtsa-piano{display:flex;height:72px;border:1px solid #a4b6ae;border-radius:6px;overflow:hidden;margin:12px 0}.vtsa-piano>.vtsa-piano-key{flex:1;min-width:0;border-right:1px solid #d2dfd6;background:#fff}.vtsa-piano>.vtsa-piano-black{height:65%;background:#244236}.vtsa-piano>.is-seen{background:#b1d8c1}.vtsa-piano>.is-current{background:#087b65}

.vtsx-tool .vtsx-bands>div{margin:14px 0;font-size:14px}.vtsx-tool .vtsx-bands>div>div{height:12px;background:#e2ebe5;border-radius:5px;overflow:hidden;margin-top:6px}.vtsx-tool .vtsx-bands i{display:block;height:100%;width:0;background:#237657}.vtsx-tool [data-metric-values]{display:grid;grid-template-columns:repeat(auto-fit,minmax(165px,1fr));gap:12px}.vtsx-tool [data-out=elapsed]{display:block;margin-top:8px;font-size:14px}.vtsx-tool audio{display:block;max-width:100%;width:100%;margin:18px 0}.vtsx-tool progress{display:block;width:100%;height:12px;margin:16px 0}.vtsx-tool [data-out=comparison]{white-space:pre-line;font-size:14px}.vtsx-tool [data-out=score-detail]{font-size:14px}.vtsx-tool .vtsx-header h2{text-align:center!important}.vtsx-tool .vtsx-button{min-height:44px}.vtsx-tool .vtsx-metric strong{overflow-wrap:anywhere}@media(max-width:540px){.vtsx-tool [data-metric-values]{grid-template-columns:repeat(2,minmax(0,1fr))}}

.vtsx-tool input[type=file]{width:100%;max-width:100%;min-height:46px;padding:10px;border:1px solid #8ca99a;border-radius:8px;background:#fff;color:#173b2b;font:400 16px/1.4 system-ui,sans-serif}.vtsx-tool input[type=file]::file-selector-button{color:#173b2b;background:#edf4ef;border:1px solid #8ca99a;border-radius:4px;padding:6px}

@media(max-width:540px){.vtsx-tool[data-engine=metrics] .vtsx-grid-two{grid-template-columns:1fr}}