:root {
  --bg: #0f1015;
  --panel: #1b1c24;
  --panel-2: #23242e;
  --border: #2e3040;
  --text: #ebebf2;
  --muted: #8a8d9b;
  --accent: #e5334f;   /* koto red */
  --accent-2: #ff9db0;
  --sam: #3b6fd8;      /* windows-ish blue */
  --play: #ffd34d;
  --roll-bg: #15161d;
  --roll-black: #111218;
  --roll-line: #22242e;
  --roll-bar: #3a3d4c;
  --key-white: #d8d9e0;
  --key-black: #2a2b33;
  font-family: ui-sans-serif, system-ui, "Segoe UI", "Yu Gothic UI", "Hiragino Sans", sans-serif;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }
body {
  background: var(--bg);
  color: var(--text);
  display: flex;
  flex-direction: column;
  font-size: 14px;
}

header {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 10px 16px;
  background: linear-gradient(180deg, #1d1e28, #16171e);
  border-bottom: 1px solid var(--border);
}
.brand { display: flex; align-items: center; gap: 12px; }
h1 { margin: 0; font-size: 20px; letter-spacing: 0.5px; }
.tag { margin: 0; color: var(--muted); font-size: 12px; }
#scope { flex: 1; min-width: 80px; max-width: 420px; height: 48px; background: #0b0c10; border: 1px solid var(--border); border-radius: 6px; }

.face {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--accent); position: relative; flex: none;
  box-shadow: inset 0 -4px 0 rgba(0,0,0,0.2);
  transition: background 0.3s;
}
.face.sam { background: var(--sam); }
.eye { position: absolute; top: 14px; width: 6px; height: 8px; border-radius: 3px; background: #fff; }
.eye:nth-child(1) { left: 12px; }
.eye:nth-child(2) { right: 12px; }
.mouth {
  position: absolute; left: 50%; bottom: 9px; width: 16px; height: 3px;
  transform: translateX(-50%); background: #2a0a12; border-radius: 4px;
  transition: height 40ms linear;
}

.tabs { display: flex; gap: 4px; margin-left: auto; }
.tabs button { border-radius: 6px; }
.tabs button.active { background: var(--accent); border-color: var(--accent); color: #fff; }

main { flex: 1; display: flex; min-height: 0; }

.voice {
  width: 270px; flex: none; overflow-y: auto;
  padding: 12px 14px; background: var(--panel); border-right: 1px solid var(--border);
}
.voice h2 { margin: 0 0 8px; font-size: 13px; text-transform: uppercase; letter-spacing: 1px; color: var(--muted); }
.voice h3 { margin: 14px 0 6px; font-size: 11px; text-transform: uppercase; letter-spacing: 1px; color: var(--muted); }
.presets { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.presets button.active { background: var(--accent); border-color: var(--accent); color: #fff; }
.slider { display: grid; grid-template-columns: 1fr auto; gap: 2px 8px; margin: 6px 0; font-size: 12px; }
.slider span:last-of-type { color: var(--muted); font-variant-numeric: tabular-nums; }
.slider input { grid-column: 1 / -1; width: 100%; accent-color: var(--accent); }
.check { display: flex; gap: 6px; align-items: center; font-size: 12px; margin: 8px 0; }

.pane { flex: 1; display: flex; flex-direction: column; min-width: 0; padding: 10px 14px; gap: 8px; }
.hidden { display: none !important; }

.toolbar { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.toolbar label { display: flex; align-items: center; gap: 4px; color: var(--muted); font-size: 12px; }
.spacer { flex: 1; }

button, select, input[type=number], textarea, .lyric-edit {
  font: inherit; color: var(--text); background: var(--panel-2);
  border: 1px solid var(--border); border-radius: 6px;
}
button { padding: 5px 10px; cursor: pointer; }
button:hover { border-color: #4a4d60; background: #2a2b37; }
button.primary { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 600; }
button.primary:hover { filter: brightness(1.1); }
select, input[type=number] { padding: 4px 6px; }
input[type=number] { width: 64px; }
#demo { max-width: 170px; }

.roll-wrap {
  position: relative; flex: 1; min-height: 200px;
  border: 1px solid var(--border); border-radius: 8px; overflow: hidden;
}
#roll { display: block; outline: none; }
.lyric-edit {
  position: absolute; z-index: 5; padding: 2px 6px; height: 24px;
  background: #fff; color: #111; border: 2px solid var(--accent); outline: none;
}

.lyrics { display: flex; gap: 8px; align-items: stretch; }
.lyrics textarea { flex: 1; padding: 6px 8px; resize: vertical; }
.lyric-buttons { display: flex; flex-direction: column; gap: 4px; }
.hint { font-size: 11px; color: var(--muted); }
.help { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.5; }
code { background: var(--panel-2); padding: 0 4px; border-radius: 3px; font-size: 11px; }

#speakText { min-height: 140px; padding: 10px; font-size: 16px; resize: vertical; }
#pane-speak h3 { margin: 10px 0 0; font-size: 11px; text-transform: uppercase; letter-spacing: 1px; color: var(--muted); }
.phonemes {
  margin: 0; padding: 10px; background: #0b0c10; border: 1px solid var(--border); border-radius: 6px;
  font-family: ui-monospace, Consolas, monospace; font-size: 12px; color: #9fe6a0;
  white-space: pre-wrap; word-break: break-word; min-height: 60px;
}

.tracks-bar { display: flex; gap: 8px; align-items: flex-start; flex-wrap: wrap; }
.tracks { display: flex; gap: 6px; flex-wrap: wrap; flex: 1; min-width: 0; }
.tracks-tools { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.tracks-tools label { display: flex; align-items: center; gap: 4px; color: var(--muted); font-size: 12px; }
.track {
  display: flex; align-items: center; gap: 4px; padding: 3px 5px 3px 4px;
  background: var(--panel-2); border: 1px solid var(--border); border-left: 4px solid var(--c);
  border-radius: 7px; font-size: 12px;
}
.track.active { border-color: var(--c); box-shadow: 0 0 0 1px var(--c) inset; background: #262836; }
.track.muted { opacity: 0.55; }
.track button, .track select { font-size: 12px; padding: 2px 6px; }
.track .t-name { border: 0; background: transparent; font-weight: 600; color: var(--text); max-width: 140px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.track .t-voice { max-width: 92px; }
.track .t-toggle { width: 24px; padding: 2px 0; color: var(--muted); }
.track .t-toggle.on { background: var(--c); border-color: var(--c); color: #fff; }
.track input[type=range] { width: 56px; accent-color: var(--c); }
.track .t-pan { width: 44px; }
.track .t-x { border: 0; background: transparent; color: var(--muted); padding: 2px 4px; }
.track .t-x:disabled { visibility: hidden; }
#voiceFor { text-transform: none; letter-spacing: 0; }

.track.backing { --c: #8a8d9b; }
.track .t-gear.on { background: var(--c); border-color: var(--c); color: #111; }
.backing-panel {
  display: flex; flex-wrap: wrap; gap: 8px 18px; align-items: center;
  padding: 8px 10px; background: var(--panel); border: 1px solid var(--border); border-radius: 8px; font-size: 12px;
}
.backing-panel .bp-part { display: flex; align-items: center; gap: 6px; }
.backing-panel .bp-part b { min-width: 46px; }
.backing-panel select { font-size: 12px; padding: 2px 4px; }
.backing-panel input[type=range] { width: 70px; accent-color: var(--accent); }
.backing-panel .bp-chords { display: flex; align-items: center; gap: 8px; color: var(--muted); flex-basis: 100%; }
.backing-panel .bp-chords button { font-size: 12px; padding: 2px 8px; }
.chord-pop {
  position: absolute; z-index: 6; display: flex; gap: 4px; padding: 5px; align-items: center;
  background: var(--panel); border: 1px solid var(--play); border-radius: 7px; box-shadow: 0 6px 18px rgba(0,0,0,0.5);
}
.chord-pop select, .chord-pop button { font-size: 12px; padding: 2px 6px; }

.expr-bar { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 14px; font-size: 12px; color: var(--muted); }
.expr-bar label { display: flex; align-items: center; gap: 4px; }
.expr-bar select, .expr-bar button { font-size: 12px; padding: 2px 6px; }
.voice-tools { display: flex; gap: 4px; margin: 6px 0; }
.voice-tools button { flex: 1; font-size: 12px; padding: 3px 4px; }
.voice .blend span:first-child { display: flex; align-items: center; gap: 4px; }
.voice .blend select { font-size: 11px; padding: 1px 2px; max-width: 110px; }
#myVoices:empty::before { content: 'Save a voice to see it here'; color: var(--muted); font-size: 11px; grid-column: 1 / -1; }
#myVoices button { position: relative; }
#myVoices .x { position: absolute; right: 4px; top: 1px; font-size: 10px; color: var(--muted); }
.markup-help { margin-top: 4px; }
.fx-row { display: flex; gap: 6px; margin: 4px 0; }
.fx-row select { flex: 1; font-size: 12px; padding: 2px 4px; }

dialog {
  background: var(--panel); color: var(--text); border: 1px solid var(--border); border-radius: 10px;
  padding: 16px 18px; min-width: min(420px, calc(100vw - 32px));
}
dialog::backdrop { background: rgba(0, 0, 0, 0.55); }
dialog h3 { margin: 0 0 6px; font-size: 15px; }
.track-list { display: flex; flex-direction: column; gap: 4px; margin: 10px 0 14px; max-height: 50vh; overflow-y: auto; }
.track-list label { display: flex; gap: 8px; align-items: baseline; padding: 6px 8px; border-radius: 6px; background: var(--panel-2); cursor: pointer; }
.track-list label:hover { background: #2a2b37; }
.track-list label { align-items: center; }
.track-list select { margin-left: auto; font-size: 12px; padding: 2px 4px; }
.track-list small { color: var(--muted); }
.dialog-buttons { display: flex; justify-content: flex-end; gap: 8px; }

@media (max-width: 760px) {
  main { flex-direction: column; }
  .voice { width: auto; max-height: 40vh; border-right: 0; border-bottom: 1px solid var(--border); }
  #scope { display: none; }
}

#syncMs { width: 58px; }