/*! Tone Generator 1.0.0 | pitchdetector.com */
.ptg{--b:#2563eb;--b2:#1d4ed8;--v:#7c3aed;--n:#0f172a;--mut:#475569;--line:#e2e8f0;--ok:#15803d;--warn:#b45309;--bad:#b91c1c;
	box-sizing:border-box;max-width:980px;margin:0 auto 2em;color:var(--n);font:16px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
.ptg *,.ptg *::before,.ptg *::after{box-sizing:border-box}
.ptg [hidden]{display:none!important}
.ptg .ptg-head{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:4px 14px;margin:0 0 10px}
.ptg .ptg-title{margin:0;font-size:1.5rem;line-height:1.2;font-weight:800;color:var(--n);letter-spacing:-.01em}
.ptg .ptg-kbd{margin:0;font-size:.82rem;color:var(--mut)}
.ptg kbd{display:inline-block;min-width:1.6em;padding:0 5px;border:1px solid #cbd5e1;border-bottom-width:2px;border-radius:5px;background:#fff;font:600 .78rem/1.5 ui-monospace,Consolas,monospace;color:var(--n);text-align:center}
.ptg .ptg-panel{position:relative;padding:18px 20px 16px;border-radius:18px;border:1px solid #94a3b8;
	background:linear-gradient(180deg,#f8fafc 0,#e2e8f0 48%,#cbd5e1 100%);box-shadow:0 14px 34px rgba(15,23,42,.18),inset 0 1px 0 #fff,inset 0 -2px 0 rgba(15,23,42,.08)}
.ptg .ptg-panel::before,.ptg .ptg-panel::after{content:"";position:absolute;top:9px;width:9px;height:9px;border-radius:50%;background:radial-gradient(circle at 35% 35%,#f8fafc,#64748b);box-shadow:inset 0 0 0 1px #64748b}
.ptg .ptg-panel::before{left:9px}.ptg .ptg-panel::after{right:9px}
.ptg .ptg-brand{display:flex;justify-content:space-between;align-items:center;margin:0 6px 10px;font:800 .72rem/1 ui-monospace,Consolas,monospace;letter-spacing:.18em;color:#334155;text-transform:uppercase}
.ptg .ptg-brand span:last-child{color:var(--v)}
.ptg .ptg-top{display:grid;grid-template-columns:minmax(0,1fr) 200px;grid-template-areas:"lcd dial" "go dial";gap:14px 18px;align-items:center}
.ptg .ptg-lcd{grid-area:lcd;min-width:0;padding:12px 16px 10px;border-radius:12px;background:linear-gradient(180deg,#0b1224,#111c3a);border:3px solid #334155;box-shadow:inset 0 3px 16px rgba(0,0,0,.6);color:#bfdbfe}
.ptg .ptg-lcdrow{display:flex;align-items:baseline;gap:10px;min-width:0}
.ptg .ptg-freq{display:block;min-width:0;font:700 4.2rem/1 ui-monospace,"SF Mono","Cascadia Mono",Consolas,monospace;letter-spacing:-.03em;color:#e0f2fe;text-shadow:0 0 16px rgba(56,189,248,.55);font-variant-numeric:tabular-nums;white-space:nowrap}
.ptg .ptg-dec{font-size:.55em;color:#7dd3fc}
.ptg .ptg-hz{font:800 1.3rem/1 ui-monospace,Consolas,monospace;color:#7dd3fc}
.ptg .ptg-sub{display:flex;flex-wrap:wrap;gap:4px 14px;margin:6px 0 8px;font:600 .95rem/1.3 ui-monospace,Consolas,monospace;color:#93c5fd}
.ptg .ptg-note{font-weight:800;font-size:1.15rem;color:#fff}
.ptg .ptg-cents[data-state="ok"]{color:#86efac}.ptg .ptg-cents[data-state="near"]{color:#fde68a}.ptg .ptg-cents[data-state="off"]{color:#fdba74}
.ptg .ptg-scope{display:block;width:100%;height:64px;border-radius:6px;background:rgba(15,23,42,.6);border:1px solid #1e3a8a}
.ptg .ptg-leds{display:flex;flex-wrap:wrap;gap:6px 12px;margin-top:8px;font:700 .72rem/1.2 ui-monospace,Consolas,monospace;letter-spacing:.08em;color:#64748b}
.ptg .ptg-leds span{white-space:nowrap}
.ptg .ptg-leds [data-ptg-led]::before{content:"";display:inline-block;width:8px;height:8px;margin-right:6px;border-radius:50%;background:#334155;vertical-align:0}
.ptg .ptg-leds [data-ptg-led][data-on="1"]{color:#86efac}
.ptg .ptg-leds [data-ptg-led][data-on="1"]::before{background:#22c55e;box-shadow:0 0 8px #22c55e}
.ptg .ptg-leds [data-ptg-ledmode],.ptg .ptg-leds [data-ptg-ledbal]{color:#a5b4fc}
.ptg .ptg-leds [data-ptg-ledtime]{color:#e2e8f0}
.ptg .ptg-dialwrap{grid-area:dial;display:flex;flex-direction:column;align-items:center;gap:6px}
.ptg .ptg-dial{display:block;width:180px;height:180px;border-radius:50%;cursor:grab;touch-action:none;outline:none}
.ptg .ptg-dial:active{cursor:grabbing}
.ptg .ptg-dial svg{display:block;width:100%;height:100%;overflow:visible}
.ptg .ptg-dial:focus-visible{box-shadow:0 0 0 3px #f59e0b;border-radius:50%}
.ptg .ptg-diallab{font-size:.75rem;color:var(--mut);text-align:center;line-height:1.3}
.ptg .ptg-go{grid-area:go;appearance:none;-webkit-appearance:none;display:flex;align-items:center;justify-content:center;gap:10px;width:100%;min-height:64px;padding:10px 18px;border:0;border-radius:14px;
	background:linear-gradient(90deg,var(--b),var(--v));color:#fff;font:800 1.4rem/1 system-ui,sans-serif;letter-spacing:.02em;text-transform:none;cursor:pointer;box-shadow:0 6px 0 #1e3a8a,0 10px 20px rgba(37,99,235,.35);transition:transform .06s,box-shadow .06s}
.ptg .ptg-go:hover{background:linear-gradient(90deg,var(--b2),#6d28d9);color:#fff}
.ptg .ptg-go:active{transform:translateY(4px);box-shadow:0 2px 0 #1e3a8a,0 4px 10px rgba(37,99,235,.3)}
.ptg[data-running="1"] .ptg-go{background:linear-gradient(90deg,#be123c,#b91c1c);box-shadow:0 6px 0 #7f1d1d,0 10px 20px rgba(185,28,28,.35)}
.ptg .ptg-key{appearance:none;-webkit-appearance:none;display:inline-flex;align-items:center;justify-content:center;min-width:44px;min-height:44px;padding:6px 10px;border-radius:10px;border:1px solid #94a3b8;
	background:linear-gradient(180deg,#fff,#e2e8f0);color:var(--n);font:700 .95rem/1.1 ui-monospace,Consolas,monospace;text-transform:none;letter-spacing:0;cursor:pointer;box-shadow:0 3px 0 #94a3b8;transition:transform .05s,box-shadow .05s}
.ptg .ptg-key:hover{background:linear-gradient(180deg,#fff,#dbeafe);color:var(--b2);border-color:#60a5fa}
.ptg .ptg-key:active{transform:translateY(2px);box-shadow:0 1px 0 #94a3b8}
.ptg .ptg-key[aria-pressed="true"],.ptg .ptg-key[aria-checked="true"]{background:linear-gradient(180deg,#dbeafe,#bfdbfe);border-color:var(--b);color:var(--b2);box-shadow:0 3px 0 var(--b2)}
.ptg .ptg-tune{display:grid;grid-template-columns:repeat(3,auto) minmax(110px,1fr) repeat(3,auto);gap:8px;align-items:center;margin:16px 0 6px}
.ptg .ptg-num{width:100%;min-height:48px;padding:6px 10px;border-radius:10px;border:2px solid #64748b;background:#0b1224;color:#e0f2fe;font:700 1.2rem ui-monospace,Consolas,monospace;text-align:center}
.ptg .ptg-slider{display:block;width:100%;min-height:44px;margin:4px 0 0;accent-color:var(--v);cursor:pointer}
.ptg input[type=range]{background:transparent;border:0;padding:0;box-shadow:none;height:auto}
.ptg .ptg-scale{position:relative;height:18px;margin:0 8px;font:600 .72rem/1 ui-monospace,Consolas,monospace;color:var(--mut)}
.ptg .ptg-scale span{position:absolute;top:0;transform:translateX(-50%);white-space:nowrap}
.ptg .ptg-row{display:flex;flex-wrap:wrap;align-items:center;gap:8px 12px;margin:12px 0 0}
.ptg .ptg-lab{font:800 .74rem/1 ui-monospace,Consolas,monospace;letter-spacing:.12em;text-transform:uppercase;color:#334155}
.ptg .ptg-waves{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;flex:1 1 360px}
.ptg .ptg-waves .ptg-key{flex-direction:column;gap:2px;min-height:52px;font-family:system-ui,sans-serif;font-size:.85rem}
.ptg .ptg-waves svg{width:34px;height:14px}
.ptg .ptg-volrow{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:10px;align-items:center;margin:12px 0 0}
.ptg .ptg-volrow input{width:100%;min-height:44px;accent-color:var(--b);margin:0}
.ptg .ptg-volval{min-width:7.2em;font:700 .9rem ui-monospace,Consolas,monospace;text-align:right;color:var(--n)}
.ptg .ptg-safe{margin:6px 0 0;padding:8px 12px;border-radius:10px;background:#fffbeb;border:1px solid #fcd34d;font-size:.86rem;color:#78350f}
.ptg .ptg-safe strong{color:#92400e}
.ptg .ptg-volwarn{margin:6px 0 0;font-size:.86rem;font-weight:700;color:var(--warn)}
.ptg .ptg-status{margin:12px 0 0;padding:9px 12px;border-radius:10px;background:#fff;border:1px solid #cbd5e1;font-size:.92rem;min-height:2.6em}
.ptg .ptg-sr{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.ptg .ptg-key:focus-visible,.ptg .ptg-go:focus-visible,.ptg input:focus-visible,.ptg select:focus-visible,.ptg .ptg-seg input:focus-visible+span,.ptg .ptg-chip:focus-visible,.ptg .ptg-light:focus-visible{outline:3px solid #f59e0b;outline-offset:2px}
.ptg .ptg-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:16px}
.ptg .ptg-card{margin:0;min-width:0;padding:14px 16px;border:1px solid var(--line);border-radius:14px;background:#fff}
.ptg .ptg-card>legend{float:none;width:auto;margin:0;padding:0 6px;border:0;font-weight:800;font-size:1rem;line-height:1.3;color:var(--n)}
.ptg .ptg-wide{grid-column:1/-1}
.ptg .ptg-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}
.ptg .ptg-chip{appearance:none;-webkit-appearance:none;display:inline-flex;flex-direction:column;align-items:flex-start;justify-content:center;min-height:44px;padding:5px 12px;border-radius:12px;border:2px solid #c7d2fe;background:#f8fafc;color:var(--n);font:inherit;font-weight:700;font-size:.9rem;line-height:1.15;text-transform:none;letter-spacing:0;cursor:pointer;box-shadow:none;text-align:left}
.ptg .ptg-chip small{font-weight:500;font-size:.72rem;color:var(--mut)}
.ptg .ptg-chip:hover{border-color:var(--b);background:#eff6ff;color:var(--b2)}
.ptg .ptg-chip[aria-pressed="true"]{border-color:var(--b);background:#eff6ff;color:var(--b2);box-shadow:inset 0 0 0 1px var(--b)}
.ptg .ptg-seg{display:flex;flex-wrap:wrap;gap:6px;margin-top:6px}
.ptg .ptg-seg label{position:relative;margin:0}
.ptg .ptg-seg input{position:absolute;opacity:0;width:1px;height:1px}
.ptg .ptg-seg span{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:5px 14px;border-radius:12px;border:2px solid #c7d2fe;background:#f8fafc;cursor:pointer;font-weight:700;font-size:.95rem;color:var(--n)}
.ptg .ptg-seg input:checked+span{border-color:var(--b);background:#eff6ff;color:var(--b2);box-shadow:inset 0 0 0 1px var(--b)}
.ptg .ptg-inl{display:inline-flex;align-items:center;gap:6px;margin:0;font-size:.92rem;color:var(--n)}
.ptg .ptg-card select,.ptg .ptg-card input[type=number],.ptg .ptg-card input[type=text],.ptg .ptg-card input[type=url]{min-height:44px;padding:6px 10px;border:2px solid #c7d2fe;border-radius:10px;background:#fff;color:var(--n);font:inherit;font-size:.95rem;max-width:100%}
.ptg .ptg-card input[type=number]{width:104px;text-align:center;font-variant-numeric:tabular-nums}
.ptg .ptg-card input[type=range]{flex:1 1 180px;min-height:44px;accent-color:var(--b);margin:0}
.ptg .ptg-light{appearance:none;-webkit-appearance:none;min-height:44px;padding:6px 12px;border-radius:10px;border:2px solid #c7d2fe;background:#fff;color:var(--b2);font:inherit;font-weight:700;font-size:.9rem;cursor:pointer;text-transform:none;letter-spacing:normal;box-shadow:none}
.ptg .ptg-light:hover{background:#eff6ff;color:var(--b2)}
.ptg .ptg-light[aria-pressed="true"]{border-color:var(--b);background:#eff6ff;box-shadow:inset 0 0 0 1px var(--b)}
.ptg .ptg-info{margin:8px 0 0;font-size:.85rem;color:var(--mut)}
.ptg .ptg-ex{display:grid;grid-template-columns:auto 104px minmax(0,1fr);gap:8px 10px;align-items:center;margin-top:8px;padding:8px 10px;border-radius:12px;background:#f8fafc;border:1px solid var(--line)}
.ptg .ptg-ex[data-on="1"]{border-color:#a78bfa;background:#f5f3ff}
.ptg .ptg-ex label.ptg-inl{min-height:44px;font-weight:700}
.ptg .ptg-ex input[type=checkbox]{width:22px;height:22px;accent-color:var(--v);margin:0}
.ptg .ptg-ex select{width:100%}
.ptg .ptg-exinfo{grid-column:1/-1;font-size:.82rem;color:#5b21b6;font-weight:600}
.ptg .ptg-shareurl{display:block;width:100%;margin-top:8px}
.ptg .ptg-note2{margin:12px 0 0;font-size:.82rem;color:var(--mut)}
@media (max-width:700px){
	.ptg .ptg-title{font-size:1.25rem}
	.ptg .ptg-kbd,.ptg .ptg-brand{display:none}
	.ptg .ptg-panel{padding:12px 12px 12px;border-radius:16px}
	.ptg .ptg-top{grid-template-columns:minmax(0,1fr) 92px;grid-template-areas:"lcd lcd" "go dial";gap:10px}
	.ptg .ptg-lcd{padding:8px 12px}
	.ptg .ptg-freq{font-size:2.9rem}
	.ptg .ptg-hz{font-size:1rem}
	.ptg .ptg-sub{font-size:.82rem;gap:2px 10px;margin:4px 0 6px}
	.ptg .ptg-note{font-size:1rem}
	.ptg .ptg-scope{height:44px}
	.ptg .ptg-leds{margin-top:6px}
	.ptg .ptg-dial{width:88px;height:88px}
	.ptg .ptg-diallab{display:none}
	.ptg .ptg-go{min-height:60px;font-size:1.25rem}
	.ptg .ptg-tune{grid-template-columns:repeat(6,minmax(0,1fr));margin-top:12px}
	.ptg .ptg-tune .ptg-num{grid-column:1/-1;grid-row:1}
	.ptg .ptg-key{padding:6px 4px;font-size:.85rem}
	.ptg .ptg-waves{flex-basis:100%}
	.ptg .ptg-cards{grid-template-columns:minmax(0,1fr)}
	.ptg .ptg-volval{min-width:0;font-size:.8rem}
	.ptg .ptg-s10k{display:none}
}
@media (max-width:380px){ .ptg .ptg-freq{font-size:2.5rem} }
@media (prefers-reduced-motion:reduce){ .ptg *{transition:none!important} }