:root{
  --bg:#070e17;--panel:#0e1a29;--panel2:#142841;--line:#1d3652;
  --text:#e8f4ff;--dim:#7f9bb8;--cyan:#22e5ff;--blue:#0a7bff;--dark:#04121f;--red:#ff6b6b;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;height:100%;background:var(--bg);color:var(--text);
  font-family:"Segoe UI",system-ui,-apple-system,Roboto,sans-serif;color-scheme:dark;
  overscroll-behavior:none;-webkit-user-select:none;user-select:none;touch-action:manipulation}
#app{height:100vh;height:100dvh;max-width:760px;margin:0 auto;display:flex;flex-direction:column;
  padding-top:env(safe-area-inset-top)}
button,select,input{font:inherit;color:inherit}
button{cursor:pointer;border:0}

header{display:flex;align-items:center;gap:12px;padding:10px 16px 2px}
.logo{height:46px;width:auto}
.brand .name{font-size:24px;font-weight:700;line-height:1}
.brand .name span{color:var(--text)}.brand .name b{color:var(--cyan)}
.brand small{color:var(--dim);font-size:11px}

.tabs{display:flex;margin:6px 16px 0;border-bottom:1px solid var(--line)}
.tabs button{flex:1;background:none;color:var(--dim);font-weight:700;font-size:14px;padding:11px 0 9px;
  border-bottom:3px solid transparent;letter-spacing:.06em}
.tabs button.on{color:var(--cyan);border-bottom-color:var(--cyan)}

main{flex:1;min-height:0;position:relative}
.page{position:absolute;inset:0;display:none;flex-direction:column}
.page.on{display:flex}
.page.scroll{overflow-y:auto;-webkit-overflow-scrolling:touch;padding:0 14px}
h2{font-size:20px;margin:16px 4px 4px}
h4{font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--cyan);margin:18px 6px 6px}
.status{color:var(--dim);font-size:14px;padding:12px 18px 6px;min-height:38px}
.status.on{color:var(--cyan)}

/* Pads */
.seg{display:flex;gap:6px;padding:0 14px 4px}
.seg button,.vseg button{flex:1;background:var(--panel2);color:var(--text);font-weight:700;font-size:14px;
  padding:11px 8px;border-radius:12px}
.seg button.on,.vseg button.on{background:var(--cyan);color:var(--dark)}
.vseg{display:flex;flex-direction:column;gap:6px;padding:10px 12px 4px}
.vseg button{text-align:left;padding:13px 14px}
.padgrid{flex:1;min-height:0;display:grid;grid-template-columns:repeat(3,1fr);grid-template-rows:repeat(4,1fr);
  gap:12px;padding:10px 14px 14px;touch-action:none}
.pad{display:flex;align-items:center;justify-content:center;border-radius:20px;background:var(--panel2);
  border:1px solid var(--line);font-size:clamp(22px,7.5vw,38px);font-weight:700;color:var(--text);
  transition:background .12s,box-shadow .12s,transform .06s;padding:0}
.pad:active{transform:scale(.97)}
.pad.on{background:linear-gradient(180deg,var(--cyan),var(--blue));color:var(--dark);border-color:transparent;
  box-shadow:0 0 22px rgba(34,229,255,.45)}

/* Bottom bar */
footer{display:flex;background:var(--panel);border-top:1px solid var(--line);
  padding-bottom:env(safe-area-inset-bottom)}
footer[hidden]{display:none}
footer button{flex:1;background:none;color:var(--text);padding:9px 0 8px;display:flex;flex-direction:column;
  align-items:center;gap:2px;font-size:20px;line-height:1.1}
footer button span{font-size:11px;font-weight:700}
footer .stop{color:var(--red)}footer .back{color:var(--cyan)}

/* Buttons */
.btn{background:var(--panel2);color:var(--text);font-weight:700;font-size:14px;padding:12px 14px;border-radius:12px}
.btn:active{background:var(--line)}
.btn.primary{background:var(--cyan);color:var(--dark)}
.btn.sm{padding:7px 13px;font-size:13px;border-radius:10px}
.btn.big{flex:1;font-size:16px;padding:16px 10px}
.btn.ghost{background:transparent;color:var(--dim)}
.btn.danger{color:var(--red)}
.toolbar{display:flex;gap:8px;padding:6px 14px}

/* Cards / Rows */
.card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:6px 12px}
.row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 2px;min-height:48px}
.row>span{font-size:15px;min-width:92px}
.row small{color:var(--dim);font-size:11px}
.row.head{padding:0 4px}
.row input[type=range]{flex:1}
.note{color:var(--dim);font-size:12px;padding:2px 2px 10px}
.stepper{display:flex;align-items:center;gap:8px}
.stepper b{min-width:44px;text-align:center;font-size:17px}

/* Slider */
input[type=range]{-webkit-appearance:none;appearance:none;height:30px;background:transparent;touch-action:pan-y}
input[type=range]::-webkit-slider-runnable-track{height:5px;border-radius:3px;background:var(--line)}
input[type=range]::-moz-range-track{height:5px;border-radius:3px;background:var(--line)}
input[type=range]::-moz-range-progress{height:5px;border-radius:3px;background:var(--cyan)}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:24px;height:24px;border-radius:50%;
  background:var(--text);border:3px solid var(--cyan);margin-top:-10px}
input[type=range]::-moz-range-thumb{width:18px;height:18px;border-radius:50%;background:var(--text);border:3px solid var(--cyan)}

/* Switch */
.switch{position:relative;display:inline-block;width:50px;height:28px;flex:none}
.switch input{display:none}
.switch i{position:absolute;inset:0;background:var(--line);border-radius:14px;transition:background .15s}
.switch i::after{content:"";position:absolute;left:4px;top:4px;width:20px;height:20px;border-radius:50%;
  background:var(--dim);transition:transform .15s,background .15s}
.switch input:checked+i{background:var(--cyan)}
.switch input:checked+i::after{transform:translateX(22px);background:var(--dark)}

/* Dropdowns gut lesbar */
select,input[type=text],input[type=number]{background:var(--panel2);color:var(--text);border:1px solid var(--line);
  border-radius:10px;padding:10px 12px;font-size:16px;min-width:0;-webkit-user-select:text;user-select:text}
select{color-scheme:dark;max-width:62%}
select option{background:#142841;color:#e8f4ff;font-size:16px}
input:focus,select:focus{outline:2px solid var(--cyan);outline-offset:0}

/* MIDI */
.midirow{display:flex;align-items:center;gap:8px;padding:8px 2px;border-top:1px solid var(--line)}
.midirow span{flex:1;font-size:14px}
.midirow code{color:var(--cyan);font-size:12px;min-width:84px;text-align:right}
.midirow.learning code{color:var(--red)}

/* Setlist */
.songlist{flex:1;min-height:0;overflow-y:auto;padding:4px 14px;-webkit-overflow-scrolling:touch}
.song{display:flex;align-items:center;gap:10px;background:var(--panel);border:1px solid var(--line);
  border-radius:14px;margin-bottom:8px;padding:0 6px 0 0;overflow:hidden}
.song.cur{background:#0c3f5c;border-color:var(--cyan)}
.song .main{flex:1;text-align:left;background:none;padding:13px 6px 13px 16px;min-width:0}
.song .t{font-size:16px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.song .s{font-size:12px;color:var(--dim);margin-top:2px}
.song.cur .s{color:#b6e9f7}
.song .k{background:var(--panel2);color:var(--cyan);font-weight:700;border-radius:10px;padding:8px 11px;min-width:46px;text-align:center}
.song .ed{background:none;color:var(--dim);font-size:18px;padding:10px}
.empty{color:var(--dim);text-align:center;padding:40px 20px;font-size:14px}

/* Sounds */
.soundlist{background:var(--panel);border:1px solid var(--line);border-radius:16px;margin-top:10px;overflow:hidden}
.soundlist .hd{color:var(--cyan);font-size:11px;letter-spacing:.1em;padding:10px 16px 6px;background:var(--bg)}
.soundlist button{display:flex;width:100%;align-items:center;gap:14px;background:none;text-align:left;
  padding:15px 16px;font-size:16px;border-top:1px solid var(--line)}
.soundlist button.on{background:var(--cyan);color:var(--dark);font-weight:700}
.soundlist .star{color:var(--dim)}.soundlist button.on .star{color:var(--dark)}.soundlist .star.f{color:#ffd24a}

/* Dialog */
#dialog{position:fixed;inset:0;background:rgba(2,6,12,.72);display:none;align-items:flex-end;justify-content:center;z-index:20}
#dialog.open{display:flex}
.sheet{width:100%;max-width:560px;max-height:92dvh;overflow-y:auto;background:var(--panel);border:1px solid var(--line);
  border-radius:22px 22px 0 0;padding:18px 18px calc(18px + env(safe-area-inset-bottom))}
@media (min-width:600px){#dialog{align-items:center}.sheet{border-radius:22px}}
.sheet h3{margin:0 0 12px;font-size:18px}
.f{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:7px 0}
.f>span{font-size:15px;min-width:110px}
.f input[type=text]{flex:1}.f input[type=number]{width:110px}
.f select{flex:1;max-width:none}
.actions{display:flex;gap:8px;margin-top:14px;flex-wrap:wrap}
.actions .btn{flex:1}
.menu-list{display:flex;flex-direction:column;gap:8px}
.loadlist{max-height:44dvh;overflow-y:auto;margin-bottom:8px}
.loadlist button{display:block;width:100%;text-align:left;background:var(--panel2);padding:14px;border-radius:12px;margin-bottom:6px;font-size:16px}
.loadlist button.sel{background:var(--cyan);color:var(--dark);font-weight:700}

#toast{position:fixed;left:50%;bottom:90px;transform:translateX(-50%) translateY(20px);background:var(--panel2);
  border:1px solid var(--cyan);color:var(--text);padding:10px 16px;border-radius:12px;font-size:14px;opacity:0;
  pointer-events:none;transition:all .25s;z-index:30;max-width:90%;text-align:center}
#toast.show{opacity:1;transform:translateX(-50%) translateY(0)}