:root{
  --bg:#08090b;
  --bg-2:#0d0f13;
  --panel:#14171c;
  --panel-2:#191d23;
  --line:rgb(255 255 255 / .08);
  --line-strong:rgb(255 255 255 / .16);
  --text:#eef1f5;
  --muted:#8b939f;
  --muted-2:#5f6672;
  --accent:#5ad1ff;
  --danger:#ff5a5f;
  --ok:#4ade80;
  --pad-size:132px;
  --radius:18px;
  --topbar-h:64px;
  --font:ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,"Helvetica Neue",Arial,sans-serif;
  --mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,monospace;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:var(--font);
  background:
    radial-gradient(1200px 600px at 50% -10%, rgb(90 209 255 / .07), transparent 60%),
    radial-gradient(900px 500px at 90% 110%, rgb(255 90 95 / .05), transparent 60%),
    var(--bg);
  color:var(--text);
  -webkit-font-smoothing:antialiased;
  overscroll-behavior:none;
  user-select:none;
}
body.drawer-open{overflow:hidden}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
svg{width:18px;height:18px;display:block}
::selection{background:rgb(90 209 255 / .3)}

/* ---------- topbar ---------- */
.topbar{
  position:sticky;top:0;z-index:30;
  height:var(--topbar-h);
  display:flex;align-items:center;gap:14px;
  padding:0 16px;
  background:rgb(10 11 14 / .82);
  backdrop-filter:blur(18px) saturate(1.2);
  border-bottom:1px solid var(--line);
}
.brand{display:flex;align-items:center;gap:10px;min-width:0}
.brand-icon{width:22px;height:22px;color:var(--accent);flex:none}
.brand-text{display:flex;flex-direction:column;line-height:1.15;min-width:0}
.brand-text strong{font-size:13.5px;letter-spacing:.2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:180px}
.brand-text span{font-size:10px;color:var(--muted-2);letter-spacing:.4px;text-transform:uppercase}
.brand-text span.saving{color:var(--accent)}

.pages{display:flex;align-items:center;gap:4px;overflow-x:auto;scrollbar-width:none;flex:1;min-width:0}
.pages::-webkit-scrollbar{display:none}
.page-tab{
  display:flex;align-items:center;gap:6px;
  padding:7px 12px;border-radius:10px;
  font-size:12.5px;color:var(--muted);white-space:nowrap;
  border:1px solid transparent;transition:.15s;
}
.page-tab:hover{color:var(--text);background:rgb(255 255 255 / .05)}
.page-tab.active{color:var(--text);background:rgb(255 255 255 / .07);border-color:var(--line)}
.page-tab .count{font-size:10px;color:var(--muted-2);font-variant-numeric:tabular-nums}
.page-add{width:28px;height:28px;border-radius:8px;display:grid;place-items:center;color:var(--muted-2)}
.page-add:hover{background:rgb(255 255 255 / .06);color:var(--text)}

.top-actions{display:flex;align-items:center;gap:8px;flex:none}
.btn{
  display:inline-flex;align-items:center;gap:7px;
  height:36px;padding:0 12px;border-radius:10px;
  font-size:12.5px;font-weight:550;
  border:1px solid var(--line);background:var(--panel);
  transition:.15s;white-space:nowrap;
}
.btn:hover{background:var(--panel-2);border-color:var(--line-strong)}
.btn svg{width:15px;height:15px}
.btn-ghost{background:transparent}
.btn-ghost:hover{background:rgb(255 255 255 / .06)}
.btn-ghost.on{background:rgb(90 209 255 / .14);border-color:rgb(90 209 255 / .4);color:#bdeeff}
.btn-danger{color:#ffb4b6;background:rgb(255 90 95 / .1);border-color:rgb(255 90 95 / .28)}
.btn-danger:hover{background:rgb(255 90 95 / .18);border-color:rgb(255 90 95 / .5)}
.icon-btn{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;color:var(--muted);border:1px solid transparent}
.icon-btn:hover{background:rgb(255 255 255 / .06);color:var(--text);border-color:var(--line)}
.master{display:flex;align-items:center;gap:8px;padding:0 10px;height:36px;border-radius:10px;border:1px solid var(--line);background:var(--panel)}
.master svg{width:15px;height:15px;color:var(--muted)}
.master input{width:78px;accent-color:var(--accent);background:transparent}

/* ---------- stage / deck ---------- */
.stage{
  padding:22px;
  min-height:calc(100dvh - var(--topbar-h));
  display:block;
}
.deck{
  width:100%;max-width:1560px;margin:0 auto;
  display:grid;
  gap:12px;
  grid-template-columns:repeat(auto-fill,minmax(min(var(--pad-size), 28vw),1fr));
  align-content:start;
}
.deck.fixed-cols{grid-template-columns:repeat(var(--cols),minmax(0,1fr))}

.pad{
  position:relative;
  aspect-ratio:1/1;
  border-radius:var(--radius);
  border:1px solid var(--line);
  background:
    radial-gradient(120% 120% at 50% 0%, color-mix(in oklab, var(--accent) 15%, transparent), transparent 62%),
    linear-gradient(165deg, #1a1e25, #111319 72%);
  box-shadow:
    inset 0 1px 0 rgb(255 255 255 / .06),
    inset 0 -18px 26px -22px rgb(0 0 0 / .9),
    0 10px 22px -16px rgb(0 0 0 / .9);
  display:flex;flex-direction:column;justify-content:flex-end;
  padding:10px;
  text-align:left;
  overflow:hidden;
  cursor:pointer;
  transition:transform .09s cubic-bezier(.2,.7,.3,1), box-shadow .2s, border-color .2s, background .2s;
  -webkit-tap-highlight-color:transparent;
  touch-action:manipulation;
}
.pad::after{
  content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  box-shadow:inset 0 0 0 1px transparent;transition:box-shadow .2s;
}
.pad:hover{border-color:color-mix(in oklab, var(--accent) 40%, transparent);transform:translateY(-2px)}
.pad:active,.pad.pressed{transform:translateY(1px) scale(.985)}
.pad:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.pad.playing{
  border-color:color-mix(in oklab, var(--accent) 70%, transparent);
  box-shadow:
    inset 0 1px 0 rgb(255 255 255 / .1),
    0 0 0 1px color-mix(in oklab, var(--accent) 40%, transparent),
    0 0 34px -8px color-mix(in oklab, var(--accent) 55%, transparent),
    0 10px 22px -16px rgb(0 0 0 / .9);
}
.pad.playing .pad-art{transform:scale(1.04)}

.pad-art{
  position:absolute;inset:0;
  display:grid;place-items:center;
  font-size:38px;line-height:1;
  transition:transform .25s cubic-bezier(.2,.7,.3,1);
  pointer-events:none;
}
.pad-art img{width:100%;height:100%;object-fit:cover;border-radius:inherit}
.pad-art.has-image{opacity:.92}
.pad-art.has-image::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgb(0 0 0 / 0) 35%,rgb(0 0 0 / .78) 100%);border-radius:inherit}
.pad-emoji{filter:drop-shadow(0 6px 14px rgb(0 0 0 / .45))}

.pad-top{position:absolute;top:8px;left:8px;right:8px;display:flex;align-items:flex-start;justify-content:space-between;gap:6px;z-index:2}
.pad-key{
  font-family:var(--mono);font-size:10px;font-weight:600;letter-spacing:.3px;
  padding:2px 6px;border-radius:6px;
  background:rgb(0 0 0 / .45);border:1px solid rgb(255 255 255 / .12);
  color:#cfd6e0;backdrop-filter:blur(6px);
  max-width:70%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.pad-key.hidden{display:none}
.pad-edit{
  width:22px;height:22px;border-radius:6px;display:grid;place-items:center;
  background:rgb(0 0 0 / .45);border:1px solid rgb(255 255 255 / .12);
  color:#cfd6e0;opacity:0;transition:.15s;backdrop-filter:blur(6px);z-index:3;
}
.pad-edit svg{width:12px;height:12px}
.pad:hover .pad-edit,.pad:focus-within .pad-edit,.deck.edit .pad-edit{opacity:1}
.pad-edit:hover{background:rgb(255 255 255 / .16);color:#fff}
@media (hover:none){.pad-edit{opacity:1}}

.pad-info{position:relative;z-index:2;display:flex;flex-direction:column;gap:2px;min-width:0}
.pad-label{
  font-size:12.5px;font-weight:600;letter-spacing:.1px;line-height:1.25;
  color:#f2f5f9;text-shadow:0 1px 8px rgb(0 0 0 / .6);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  word-break:break-word;
}
.pad-label.empty{color:var(--muted-2);font-weight:500}
.pad-meta{display:flex;align-items:center;gap:6px;font-size:10px;color:#9aa3af;font-variant-numeric:tabular-nums}
.pad-meta .dot{width:3px;height:3px;border-radius:50%;background:currentColor;opacity:.6}
.pad-meta .mode{display:inline-flex;align-items:center;gap:3px}
.pad-meta .mode svg{width:9px;height:9px}
.pad-meta .missing{color:#ff9a9c}

.pad-progress{position:absolute;left:0;right:0;bottom:0;height:3px;background:rgb(255 255 255 / .06);z-index:3;overflow:hidden}
.pad-progress i{
  display:block;height:100%;width:100%;
  background:linear-gradient(90deg, color-mix(in oklab, var(--accent) 70%, #fff), var(--accent));
  transform:scaleX(0);transform-origin:0 50%;
  box-shadow:0 0 10px color-mix(in oklab, var(--accent) 60%, transparent);
}

.pad.empty{
  border-style:dashed;border-color:rgb(255 255 255 / .13);
  background:rgb(255 255 255 / .015);
  justify-content:center;align-items:center;gap:6px;
  color:var(--muted-2);box-shadow:none;
}
.pad.empty:hover{border-color:rgb(255 255 255 / .26);background:rgb(255 255 255 / .035);color:var(--muted)}
.pad.empty .plus{width:30px;height:30px;border-radius:50%;display:grid;place-items:center;border:1px solid currentColor}
.pad.empty .plus svg{width:14px;height:14px}
.pad.empty .hint{font-size:10.5px;opacity:0;transition:opacity .15s}
.pad.empty:hover .hint{opacity:1}
.pad.dragging{opacity:.35}
.pad.drop-target{border-color:var(--accent);background:rgb(90 209 255 / .08)}
.pad.missing-media .pad-art{opacity:.35}

.empty-hint{display:none}
.stage.is-empty .empty-hint{
  display:flex;flex-direction:column;align-items:center;gap:6px;
  width:100%;max-width:560px;margin:0 auto 22px;text-align:center;
  padding:26px 24px;border-radius:20px;border:1px dashed rgb(255 255 255 / .14);
  background:radial-gradient(120% 120% at 50% 0%, rgb(90 209 255 / .06), transparent 70%);
}
.empty-hint strong{font-size:15px}
.empty-hint span{font-size:12.5px;color:var(--muted)}
.empty-hint .empty-sub{font-size:11px;color:var(--muted-2);margin-top:6px}

/* floating stop for stage mode */
.stop-float{
  position:fixed;right:20px;bottom:20px;z-index:25;
  width:52px;height:52px;border-radius:16px;
  display:none;place-items:center;
  background:rgb(255 90 95 / .16);border:1px solid rgb(255 90 95 / .35);color:#ffc9ca;
  backdrop-filter:blur(12px);
  box-shadow:0 12px 30px -14px rgb(0 0 0 / .8);
}
.stop-float:hover{background:rgb(255 90 95 / .26)}
.stop-float.show{display:grid}

/* stage / performance mode */
.stage-zone{display:none}
body.stage-mode .stage-zone{
  display:block;position:fixed;top:0;left:0;right:0;height:18px;z-index:32;
}
body.stage-mode .topbar{transform:translateY(-100%);position:fixed;left:0;right:0;transition:transform .18s}
body.stage-mode .stage-zone:hover ~ .topbar,
body.stage-mode .topbar:hover{transform:translateY(0)}
body.stage-mode .stage{padding-top:16px}
body.stage-mode .stop-float{display:grid}
body.stage-mode{--pad-size:160px}

/* ---------- drawer ---------- */
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:400px;max-width:100vw;z-index:60;
  background:rgb(15 17 21 / .97);
  backdrop-filter:blur(24px);
  border-left:1px solid var(--line);
  transform:translateX(102%);
  transition:transform .26s cubic-bezier(.3,.8,.3,1);
  display:flex;flex-direction:column;
  box-shadow:-30px 0 60px -30px #000;
}
.drawer.open{transform:translateX(0)}
.scrim{position:fixed;inset:0;background:rgb(0 0 0 / .5);z-index:55;opacity:0;pointer-events:none;transition:.2s}
.scrim.open{opacity:1;pointer-events:auto}
.drawer-head{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:16px 18px;border-bottom:1px solid var(--line);flex:none;
}
.drawer-head h2{font-size:14px;margin:0;font-weight:650;letter-spacing:.2px}
.drawer-body{padding:16px 18px 40px;overflow-y:auto;display:flex;flex-direction:column;gap:18px}
.drawer-body::-webkit-scrollbar{width:8px}
.drawer-body::-webkit-scrollbar-thumb{background:rgb(255 255 255 / .12);border-radius:99px}

.field{display:flex;flex-direction:column;gap:7px}
.field > label,.field-label{font-size:11px;color:var(--muted);letter-spacing:.3px;text-transform:uppercase;font-weight:600}
.field-row{display:flex;gap:8px;flex-wrap:wrap}
.field-row > *{flex:1 1 96px;min-width:0}
.field-row > .mini-btn{
  justify-content:center;text-align:center;
  white-space:normal;height:auto;min-height:28px;padding:5px 9px;line-height:1.25;
}
.input,select.input{
  height:38px;padding:0 11px;border-radius:10px;
  background:var(--panel);border:1px solid var(--line);
  font-size:13px;width:100%;transition:.15s;
}
.input:focus,select.input:focus{outline:none;border-color:rgb(90 209 255 / .55);box-shadow:0 0 0 3px rgb(90 209 255 / .12)}
.input::placeholder{color:var(--muted-2)}
select.input{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);background-position:calc(100% - 16px) 16px,calc(100% - 11px) 16px;background-size:5px 5px,5px 5px;background-repeat:no-repeat;padding-right:30px}
textarea.input{height:auto;padding:10px 11px;resize:vertical;min-height:70px;font-family:var(--mono);font-size:11.5px;line-height:1.5}

.media-card{
  display:flex;align-items:center;gap:11px;padding:10px 12px;
  border-radius:12px;background:var(--panel);border:1px solid var(--line);
}
.media-card .wave{width:34px;height:34px;border-radius:9px;display:grid;place-items:center;background:rgb(90 209 255 / .1);color:var(--accent);flex:none}
.media-card .wave svg{width:16px;height:16px}
.media-card .info{min-width:0;flex:1}
.media-card .info b{display:block;font-size:12.5px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.media-card .info span{font-size:10.5px;color:var(--muted-2);font-variant-numeric:tabular-nums}
.media-card.empty-state{border-style:dashed;background:transparent;color:var(--muted-2);font-size:12px;justify-content:center;padding:16px}

.mini-btn{
  height:28px;padding:0 9px;border-radius:8px;font-size:11px;
  border:1px solid var(--line);background:rgb(255 255 255 / .04);color:var(--muted);
  display:inline-flex;align-items:center;gap:5px;white-space:nowrap;
}
.mini-btn:hover{color:var(--text);background:rgb(255 255 255 / .08);border-color:var(--line-strong)}
.mini-btn svg{width:12px;height:12px}
.mini-btn.danger:hover{color:#ffc0c1;background:rgb(255 90 95 / .14);border-color:rgb(255 90 95 / .35)}

.keycap{
  display:flex;align-items:center;justify-content:center;gap:8px;
  height:44px;border-radius:11px;border:1px dashed var(--line-strong);
  background:var(--panel);font-family:var(--mono);font-size:13px;letter-spacing:.5px;
  color:var(--muted);cursor:pointer;transition:.15s;
}
.keycap:hover{border-color:rgb(90 209 255 / .5);color:var(--text)}
.keycap.listening{border-style:solid;border-color:var(--accent);color:#bdeeff;background:rgb(90 209 255 / .1);animation:pulse 1.4s infinite}
.keycap.set{color:#e8f6ff;border-style:solid;border-color:rgb(90 209 255 / .35);background:rgb(90 209 255 / .08)}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgb(90 209 255 / .25)}50%{box-shadow:0 0 0 6px rgb(90 209 255 / 0)}}

.swatches{display:flex;flex-wrap:wrap;gap:7px;align-items:center}
.swatch{width:26px;height:26px;border-radius:8px;border:1px solid rgb(255 255 255 / .16);position:relative;transition:.12s}
.swatch:hover{transform:scale(1.1)}
.swatch.on{box-shadow:0 0 0 2px var(--bg),0 0 0 3.5px #fff}
.swatch.custom{
  overflow:hidden;padding:0;border-style:dashed;
  background:conic-gradient(from 0deg,#ff5a5f,#fbbf24,#4ade80,#5ad1ff,#8b5cf6,#ff5a5f);
}
.swatch.custom::after{
  content:"";position:absolute;inset:4px;border-radius:5px;background:var(--pick,var(--panel));
  box-shadow:inset 0 0 0 1.5px rgb(255 255 255 / .12);
}
.swatch.custom input{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:pointer;padding:0;border:0}

.emoji-grid{display:grid;grid-template-columns:repeat(8,1fr);gap:5px}
.emoji-grid button{
  aspect-ratio:1;border-radius:9px;display:grid;place-items:center;font-size:18px;
  background:rgb(255 255 255 / .03);border:1px solid transparent;transition:.12s;
}
.emoji-grid button:hover{background:rgb(255 255 255 / .09);transform:scale(1.06)}
.emoji-grid button.on{border-color:var(--accent);background:rgb(90 209 255 / .12)}

.seg{display:flex;padding:3px;gap:2px;border-radius:11px;background:var(--panel);border:1px solid var(--line)}
.seg button{flex:1;height:30px;border-radius:8px;font-size:11.5px;color:var(--muted);transition:.15s}
.seg button.on{background:rgb(255 255 255 / .1);color:var(--text);box-shadow:0 1px 0 rgb(255 255 255 / .06) inset}
.seg button:hover{color:var(--text)}

.slider-row{display:flex;align-items:center;gap:10px}
.slider-row input[type=range]{flex:1;accent-color:var(--accent)}
.slider-row .val{font-family:var(--mono);font-size:11px;color:var(--muted);min-width:44px;text-align:right;font-variant-numeric:tabular-nums}

.toggle{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:11px 12px;border-radius:11px;background:var(--panel);border:1px solid var(--line);cursor:pointer;font-size:12.5px}
.toggle:hover{border-color:var(--line-strong)}
.toggle .t-label{display:flex;flex-direction:column;gap:2px}
.toggle .t-label small{font-size:10.5px;color:var(--muted-2)}
.switch{width:38px;height:22px;border-radius:99px;background:rgb(255 255 255 / .12);position:relative;flex:none;transition:.18s}
.switch::after{content:"";position:absolute;top:2px;left:2px;width:18px;height:18px;border-radius:50%;background:#c9d1db;transition:.18s}
.toggle.on .switch{background:rgb(90 209 255 / .5)}
.toggle.on .switch::after{transform:translateX(16px);background:#eaf9ff}

.drawer-actions{display:flex;gap:8px;padding-top:6px;border-top:1px solid var(--line);margin-top:4px}
.drawer-actions .btn{flex:1;justify-content:center}
.hint-line{font-size:10.5px;color:var(--muted-2);line-height:1.5}
.section-title{font-size:11px;text-transform:uppercase;letter-spacing:.5px;color:var(--muted-2);font-weight:650;margin-top:4px}

/* ---------- toasts ---------- */
.toasts{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);z-index:90;display:flex;flex-direction:column;gap:8px;align-items:center;pointer-events:none}
.toast{
  padding:9px 15px;border-radius:11px;font-size:12.5px;
  background:rgb(22 25 31 / .96);border:1px solid var(--line-strong);
  box-shadow:0 16px 40px -20px #000;
  animation:toast-in .2s ease-out;
  max-width:90vw;text-align:center;
}
.toast.err{border-color:rgb(255 90 95 / .45);color:#ffc9ca}
@keyframes toast-in{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* ---------- responsive ---------- */
@media (max-width:900px){
  .topbar{height:auto;padding:10px 12px;flex-wrap:wrap;gap:10px}
  .stage{padding:12px}
  :root{--pad-size:104px;--topbar-h:auto}
  .brand-text strong{max-width:120px}
  .pages{order:3;width:100%;flex:none}
  .top-actions{margin-left:auto}
  .btn span{display:none}
  .btn{padding:0 10px}
  .master{display:none}
  .deck{gap:8px}
  .pad{padding:8px;border-radius:14px}
  .pad-label{font-size:11px}
  .pad-art{font-size:30px}
  .drawer{width:100vw}
}
@media (max-width:520px){
  .pad-meta{display:none}
  .pad-label{-webkit-line-clamp:2;font-size:10.5px}
  .stage.is-empty .empty-hint{margin-top:8vh;padding:24px 18px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important}
}