:root{
  --hue:258;
  --accent:hsl(var(--hue) 92% 68%);
  --accent2:hsl(calc(var(--hue) + 42) 92% 62%);
  --bg:#080b12;
  --panel:#101521;
  --panel2:#151b29;
  --text:#f4f7ff;
  --muted:#8e98ad;
  --line:rgba(255,255,255,.09);
  --keypad-h:min(51svh, 470px);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{height:100%;margin:0;background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;overscroll-behavior:none}
body{overflow:hidden;touch-action:manipulation}
button,input{font:inherit}
button{color:inherit}
#app{height:100svh;display:flex;flex-direction:column;background:
radial-gradient(900px 420px at 50% -20%,hsl(var(--hue) 90% 30%/.25),transparent 70%),var(--bg)}
.controls{height:calc(100svh - var(--keypad-h));min-height:0;overflow-y:auto;padding:calc(14px + env(safe-area-inset-top)) 15px 18px;scrollbar-width:none}
.controls::-webkit-scrollbar{display:none}
header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}
.eyebrow{margin:0 0 2px;color:var(--accent);font-size:10px;font-weight:850;letter-spacing:.15em}
h1{font-size:22px;line-height:1.05;margin:0;letter-spacing:-.04em}
.audio-gate{border:1px solid hsl(var(--hue) 90% 70%/.35);background:hsl(var(--hue) 80% 62%/.15);border-radius:14px;padding:10px 13px;font-size:12px;font-weight:850}
.audio-gate.ready{background:rgba(48,220,147,.13);border-color:rgba(48,220,147,.35);color:#8ff0c5}
.status-card{display:flex;justify-content:space-between;align-items:center;background:linear-gradient(145deg,rgba(255,255,255,.07),rgba(255,255,255,.025));border:1px solid var(--line);border-radius:18px;padding:12px 13px;box-shadow:0 14px 34px rgba(0,0,0,.22)}
.current-note{display:flex;flex-direction:column;min-width:0}
.current-note>span{font-size:25px;font-weight:900;line-height:1;letter-spacing:-.04em}
.current-note small{margin-top:5px;color:var(--muted);font-size:10px}
.toggles{display:flex}
.toggle{border:1px solid var(--line);background:#111722;border-radius:13px;padding:8px 10px;display:flex;flex-direction:column;align-items:flex-end;gap:1px}
.toggle span{font-size:9px;color:var(--muted);font-weight:700}
.toggle b{font-size:12px}
.toggle.active{border-color:hsl(var(--hue) 85% 68%/.42);background:hsl(var(--hue) 75% 58%/.14)}
.toggle.active b{color:var(--accent)}
.settings{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:10px}
.range-row{display:block;background:rgba(255,255,255,.035);border:1px solid var(--line);border-radius:14px;padding:9px 10px 7px}
.range-row span{display:flex;justify-content:space-between;color:var(--muted);font-size:10px;font-weight:750}
.range-row b{color:var(--text)}
input[type=range]{width:100%;height:18px;margin:5px 0 0;accent-color:var(--accent)}
.selector-block{margin-top:10px}
.section-title{display:flex;justify-content:space-between;align-items:center;margin:0 2px 6px;color:var(--muted);font-size:10px;font-weight:750}
.section-title b{color:var(--accent);font-size:11px}
.chip-row{display:flex;gap:7px;overflow-x:auto;padding-bottom:2px;scrollbar-width:none}
.chip-row::-webkit-scrollbar{display:none}
.chip{flex:0 0 auto;border:1px solid var(--line);background:rgba(255,255,255,.045);border-radius:11px;padding:8px 11px;color:#b9c0cf;font-size:11px;font-weight:800;white-space:nowrap}
.chip.active{background:linear-gradient(135deg,hsl(var(--hue) 85% 62%/.26),hsl(calc(var(--hue) + 42) 86% 60%/.16));border-color:hsl(var(--hue) 90% 70%/.5);color:#fff;box-shadow:0 0 0 1px hsl(var(--hue) 90% 70%/.08) inset}
.keypad-shell{height:var(--keypad-h);flex:0 0 var(--keypad-h);padding:10px 10px 0;background:linear-gradient(180deg,rgba(8,11,18,.1),#070910 18%);border-top:1px solid var(--line);box-shadow:0 -18px 45px rgba(0,0,0,.34);position:relative}
.keypad{height:calc(100% - env(safe-area-inset-bottom));display:grid;grid-template-columns:repeat(5,minmax(0,1fr));grid-template-rows:repeat(6,minmax(0,1fr));gap:7px}
.key{position:relative;overflow:hidden;border:1px solid rgba(255,255,255,.10);border-radius:15px;background:linear-gradient(150deg,#1b2231,#111620);box-shadow:0 4px 0 #05070b,0 10px 18px rgba(0,0,0,.22),inset 0 1px 0 rgba(255,255,255,.05);display:flex;flex-direction:column;justify-content:center;align-items:center;gap:2px;user-select:none;-webkit-user-select:none;touch-action:none}
.key.sharp{background:linear-gradient(150deg,#222838,#121621)}
.key .jp{font-size:17px;font-weight:900;line-height:1}
.key .eng{font-size:9px;color:#8590a4;font-weight:800}
.key.in-scale{border-color:hsl(var(--hue) 85% 65%/.48);background:linear-gradient(150deg,hsl(var(--hue) 47% 24%),hsl(var(--hue) 42% 13%));}
.key.in-scale::after{content:"";position:absolute;inset:auto 18% 7px;height:3px;border-radius:3px;background:var(--accent);box-shadow:0 0 12px var(--accent)}
.key.root-note{border-color:hsl(calc(var(--hue) + 42) 95% 66%/.75);box-shadow:0 4px 0 #05070b,0 0 18px hsl(calc(var(--hue) + 42) 90% 60%/.18),inset 0 1px 0 rgba(255,255,255,.08)}
.key.root-note::after{height:5px;background:linear-gradient(90deg,var(--accent),var(--accent2))}
.key.pressed{transform:translateY(3px) scale(.985);box-shadow:0 1px 0 #05070b,0 4px 12px rgba(0,0,0,.2);filter:brightness(1.35)}
.key.pressed::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 50% 60%,hsl(var(--hue) 95% 75%/.28),transparent 65%)}
.home-safe{height:env(safe-area-inset-bottom)}
@media (max-height:700px){
  :root{--keypad-h:min(55svh,430px)}
  .controls{padding-top:calc(9px + env(safe-area-inset-top))}
  .status-card{padding:9px 11px}
  .settings{margin-top:7px}
  .selector-block{margin-top:7px}
  .chip{padding:7px 10px}
}
@media (min-width:700px){
  :root{--keypad-h:min(58svh,560px)}
  #app{max-width:620px;margin:0 auto;border-left:1px solid var(--line);border-right:1px solid var(--line)}
  .key .jp{font-size:20px}
}

.header-actions{display:flex;align-items:center;gap:7px}
.page-link{display:inline-flex;align-items:center;justify-content:center;text-decoration:none;border:1px solid hsl(var(--hue) 90% 70%/.35);background:hsl(var(--hue) 80% 62%/.12);border-radius:14px;padding:10px 12px;font-size:11px;font-weight:850;color:var(--text)}
.page-link:active{transform:translateY(1px)}

body.analyzer-body{overflow:auto}
.analyzer-app{min-height:100svh;padding:calc(16px + env(safe-area-inset-top)) 14px calc(24px + env(safe-area-inset-bottom));background:
radial-gradient(900px 420px at 50% -20%,hsl(var(--hue) 90% 30%/.25),transparent 70%),var(--bg)}
.analyzer-header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}
.analyzer-header h1{font-size:22px}
.analyzer-card{background:linear-gradient(145deg,rgba(255,255,255,.07),rgba(255,255,255,.025));border:1px solid var(--line);border-radius:18px;padding:14px;margin-bottom:12px}
.analyzer-card h2{font-size:14px;margin:0 0 10px}
.analyzer-card p{margin:0;color:var(--muted);font-size:11px;line-height:1.55}
.note-picker{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:7px;margin-top:12px}
.note-pick{border:1px solid var(--line);background:rgba(255,255,255,.045);border-radius:12px;padding:12px 4px;font-size:13px;font-weight:900}
.note-pick.active{background:linear-gradient(135deg,hsl(var(--hue) 85% 62%/.28),hsl(calc(var(--hue) + 42) 86% 60%/.16));border-color:hsl(var(--hue) 90% 70%/.58);box-shadow:0 0 16px hsl(var(--hue) 90% 60%/.12)}
.analyzer-actions{display:flex;gap:8px;margin-top:10px}
.analyzer-actions button{flex:1;border-radius:12px;padding:10px;border:1px solid var(--line);background:#141a27;font-weight:800}
.analyzer-actions .primary{background:hsl(var(--hue) 75% 58%/.22);border-color:hsl(var(--hue) 90% 70%/.45)}
.result-list{display:flex;flex-direction:column;gap:8px}
.result{border:1px solid var(--line);background:rgba(255,255,255,.035);border-radius:14px;padding:11px}
.result.top{border-color:hsl(var(--hue) 90% 70%/.5);background:hsl(var(--hue) 72% 50%/.10)}
.result-head{display:flex;align-items:center;justify-content:space-between;gap:10px}
.result-name{font-size:13px;font-weight:900}
.result-score{font-size:13px;font-weight:900;color:var(--accent)}
.result-sub{margin-top:5px;font-size:10px;color:var(--muted)}
.meter{height:5px;border-radius:5px;background:rgba(255,255,255,.07);overflow:hidden;margin-top:8px}
.meter>i{display:block;height:100%;background:linear-gradient(90deg,var(--accent),var(--accent2));border-radius:inherit}
.info-grid{display:grid;grid-template-columns:1fr;gap:8px}
.info-box{border:1px solid var(--line);background:rgba(255,255,255,.03);border-radius:14px;padding:11px}
.info-box h3{font-size:11px;margin:0 0 6px;color:var(--accent)}
.info-box p{font-size:11px;color:#c4ccda}
.muted-empty{color:var(--muted);font-size:12px;text-align:center;padding:12px 0}
.confidence-note{margin-top:8px!important;font-size:10px!important}
@media(min-width:700px){.analyzer-app{max-width:620px;margin:0 auto;border-left:1px solid var(--line);border-right:1px solid var(--line)}}