:root {
  --bg: #14131a;
  --panel: #1e1c27;
  --panel-2: #262433;
  --line: #34314a;
  --text: #ece9f5;
  --muted: #9b97ad;
  --accent: #8b5cf6;
  --accent-2: #a78bfa;
  --perfect: #22c55e;
  --good: #f59e0b;
  --miss: #ef4444;
  --extra: #8f8c9c;
  --radius: 14px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: radial-gradient(1200px 600px at 20% -10%, #241f3a 0%, transparent 60%), var(--bg);
  color: var(--text);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  min-height: 100vh;
}

[hidden] { display: none !important; }

.top {
  max-width: 1100px;
  margin: 0 auto;
  padding: 22px 20px 6px;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand h1 { margin: 0; font-size: 22px; letter-spacing: .2px; }
.brand p { margin: 0; color: var(--muted); font-size: 13px; }
.logo {
  display: grid; place-items: center;
  width: 40px; height: 40px; border-radius: 12px;
  background: linear-gradient(135deg, var(--accent), #6d28d9);
  color: white;
}

main { max-width: 1100px; margin: 0 auto; padding: 12px 20px 40px; }

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 14px;
}

.badge {
  display: inline-block;
  font-size: 12px; font-weight: 600;
  padding: 2px 9px; border-radius: 999px;
  background: rgba(139, 92, 246, .18); color: var(--accent-2);
  margin-right: 6px;
}
.current-head h2 { margin: 8px 0 2px; font-size: 24px; }
.current-head p { margin: 2px 0; }
.figs { color: var(--accent-2); font-size: 14px; }
.muted { color: var(--muted); }
.small { font-size: 12.5px; }

.controls-grid {
  display: grid;
  grid-template-columns: 1fr auto auto auto;
  gap: 16px;
  margin: 18px 0 16px;
  align-items: end;
}
.field { display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: var(--muted); }
.field > span { font-weight: 600; color: var(--text); }
.field.inline { flex-direction: row; align-items: center; gap: 10px; }
.tempo-row { display: flex; align-items: center; gap: 8px; }
.tempo-row input[type=range] { flex: 1; accent-color: var(--accent); min-width: 120px; }
.unit { color: var(--muted); font-size: 12px; }

input[type=number], select {
  background: var(--panel-2); color: var(--text);
  border: 1px solid var(--line); border-radius: 9px;
  padding: 7px 10px; font: inherit;
}
input[type=number] { width: 76px; }
select { min-width: 110px; }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 16px; border-radius: 10px;
  border: 1px solid var(--line); background: var(--panel-2); color: var(--text);
  font: inherit; font-weight: 600; cursor: pointer;
  transition: background .15s, transform .05s, border-color .15s;
}
.btn:hover { border-color: var(--accent); }
.btn:active { transform: translateY(1px); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: white; }
.btn.primary:hover { background: #7c4ef0; }
.btn.ghost { background: transparent; }
.btn:disabled { opacity: .4; cursor: not-allowed; }
.btn.toggle[aria-pressed="true"] { border-color: var(--accent); color: var(--accent-2); background: rgba(139, 92, 246, .12); }
.icon {
  width: 30px; height: 30px; border-radius: 8px;
  border: 1px solid var(--line); background: var(--panel-2); color: var(--text);
  font-size: 17px; cursor: pointer;
}
.actions { display: flex; flex-wrap: wrap; gap: 10px; }
.actions.center { justify-content: center; }

.options summary { cursor: pointer; font-weight: 600; }
.options-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 20px; margin-top: 14px; }
.check { display: flex; align-items: center; gap: 8px; cursor: pointer; }
.check input { accent-color: var(--accent); width: 16px; height: 16px; }

.section-title { margin: 26px 0 12px; font-size: 16px; color: var(--muted); font-weight: 600; }
.levels { display: flex; flex-direction: column; gap: 26px; }
.tier { --tier: #22c55e; border-left: 3px solid var(--tier); padding-left: 16px; }
.tier-1 { --tier: #38bdf8; }
.tier-2 { --tier: #f59e0b; }
.tier-3 { --tier: #ef4444; }
.tier-head { display: flex; align-items: baseline; gap: 12px; }
.tier-head h3 { margin: 0; font-size: 18px; color: var(--tier); }
.tier-stars { font-size: 13px; color: #facc15; }
.tier > p { margin: 2px 0 12px; }
.levels-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 12px; }
.meter {
  font-style: normal; font-weight: 700; font-size: 11px;
  padding: 0 6px; margin-left: 4px; border-radius: 6px;
  background: var(--panel-2); color: var(--text);
}
.level {
  position: relative; text-align: left;
  display: flex; flex-direction: column; gap: 4px;
  padding: 14px 14px 12px; border-radius: 12px;
  background: var(--panel); border: 1px solid var(--line);
  color: var(--text); font: inherit; cursor: pointer;
  transition: border-color .15s, transform .1s;
}
.level:hover:not(:disabled) { border-color: var(--accent); transform: translateY(-1px); }
.level.selected { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent) inset; background: #241f36; }
.level:disabled { cursor: not-allowed; opacity: .45; }
.lv-num { font-size: 12px; color: var(--muted); font-weight: 600; }
.lv-name { font-weight: 700; font-size: 15px; }
.lv-fig { font-size: 12px; color: var(--muted); min-height: 2.6em; }
.lv-stars { color: #facc15; letter-spacing: 2px; font-size: 15px; }
.lv-stars i { color: #3b3850; font-style: normal; }
.lv-lock { position: absolute; top: 12px; right: 12px; color: var(--muted); }

/* Jeu */
.play-bar { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 12px; flex-wrap: wrap; }
.play-bar strong { font-size: 18px; margin-right: 8px; }
kbd {
  font: 11px/1 system-ui, sans-serif; padding: 3px 6px; border-radius: 5px;
  border: 1px solid var(--line); background: var(--panel-2); color: var(--muted);
}

.hud { display: grid; grid-template-columns: repeat(6, 1fr); gap: 8px; margin-bottom: 12px; }
.stat {
  background: var(--panel); border: 1px solid var(--line); border-radius: 10px;
  padding: 8px 10px; display: flex; flex-direction: column; align-items: center;
}
.stat span { font-size: 22px; font-weight: 700; font-variant-numeric: tabular-nums; }
.stat small { color: var(--muted); font-size: 11.5px; }
.stat.perfect span { color: var(--perfect); }
.stat.good span { color: var(--good); }
.stat.miss span { color: var(--miss); }
.stat.extra span { color: var(--extra); }

.staff-wrap {
  border-radius: var(--radius); overflow: hidden;
  border: 1px solid #d9d1bd;
  box-shadow: 0 10px 40px rgba(0, 0, 0, .35);
  background: #fbf7ee;
}
#staff { display: block; width: 100%; height: 200px; cursor: pointer; touch-action: none; }

.progress { height: 5px; border-radius: 999px; background: var(--panel-2); margin-top: 12px; overflow: hidden; }
#progressBar { height: 100%; width: 0; background: var(--accent); }
.hint { text-align: center; color: var(--muted); margin-top: 14px; }

/* Résultats */
.modal {
  position: fixed; inset: 0; z-index: 10;
  background: rgba(8, 7, 12, .7); backdrop-filter: blur(4px);
  display: grid; place-items: center; padding: 16px;
}
.modal-card {
  width: min(560px, 100%);
  background: var(--panel); border: 1px solid var(--line); border-radius: 18px;
  padding: 26px 24px; text-align: center;
  box-shadow: 0 20px 60px rgba(0, 0, 0, .5);
}
.modal-card h2 { margin: 6px 0 0; }
.stars { font-size: 38px; letter-spacing: 6px; color: #facc15; }
.stars i { color: #3b3850; font-style: normal; }
.big { font-size: 40px; font-weight: 800; margin: 4px 0 14px; font-variant-numeric: tabular-nums; }
.res-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 8px; margin-bottom: 14px; }

@media (max-width: 720px) {
  .controls-grid { grid-template-columns: 1fr 1fr; }
  .controls-grid .tempo { grid-column: 1 / -1; }
  .options-grid { grid-template-columns: 1fr; }
  .hud { grid-template-columns: repeat(3, 1fr); }
  .res-grid { grid-template-columns: repeat(3, 1fr); }
}