:root {
  color-scheme: dark;
  --bg0: #050106;
  --bg1: #14030f;
  --bg2: #250816;
  --text: rgba(255, 239, 246, 0.96);
  --muted: rgba(255, 205, 223, 0.74);
  --panel-border: rgba(255, 115, 181, 0.18);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background:
    radial-gradient(circle at 50% 16%, rgba(255, 54, 140, 0.16), transparent 26%),
    radial-gradient(circle at 50% 75%, rgba(255, 83, 99, 0.10), transparent 36%),
    linear-gradient(180deg, var(--bg1), var(--bg0) 42%, #000 100%);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body { -webkit-tap-highlight-color: transparent; }
.app-shell { position: relative; width: 100%; height: 100%; }

.top-ui {
  position: absolute;
  z-index: 10;
  top: max(12px, env(safe-area-inset-top));
  left: 0;
  right: 0;
  padding: 0 16px;
  pointer-events: none;
}

.meta-line {
  display: flex;
  justify-content: center;
  min-height: 24px;
  margin-bottom: 10px;
  text-align: center;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--muted);
  text-transform: uppercase;
  text-shadow: 0 0 18px rgba(255, 100, 165, 0.18);
}

.readout-panel {
  max-width: 780px;
  margin: 0 auto;
  padding: 14px;
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(30, 8, 20, 0.82), rgba(20, 7, 15, 0.60));
  border: 1px solid var(--panel-border);
  box-shadow:
    0 20px 60px rgba(0, 0, 0, 0.36),
    inset 0 1px 0 rgba(255, 255, 255, 0.06),
    inset 0 -1px 0 rgba(255, 129, 181, 0.08);
  backdrop-filter: blur(18px) saturate(130%);
  -webkit-backdrop-filter: blur(18px) saturate(130%);
  pointer-events: auto;
}

.readouts-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.readout {
  appearance: none;
  border: 1px solid rgba(255, 187, 216, 0.08);
  background: rgba(255, 255, 255, 0.028);
  color: var(--text);
  border-radius: 18px;
  padding: 12px 10px 13px;
  text-align: center;
  cursor: pointer;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}
.readout:hover,
.readout:focus-visible {
  transform: translateY(-1px);
  background: rgba(255, 255, 255, 0.045);
  border-color: rgba(255, 132, 192, 0.20);
  outline: none;
}

.readout-label {
  display: block;
  font-size: 10px;
  letter-spacing: 0.16em;
  color: var(--muted);
  margin-bottom: 6px;
}
.readout-value {
  display: block;
  font-size: clamp(18px, 2.4vw, 28px);
  line-height: 1;
  font-weight: 600;
  letter-spacing: -0.02em;
  text-shadow: 0 0 18px rgba(255, 110, 180, 0.14);
}

.volume-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: center;
  margin-top: 14px;
  padding: 10px 12px 4px;
}
.volume-label {
  font-size: 12px;
  letter-spacing: 0.15em;
  color: var(--muted);
  text-transform: uppercase;
  white-space: nowrap;
}
.volume-slider {
  width: 100%;
  appearance: none;
  height: 18px;
  background: transparent;
}
.volume-slider:focus { outline: none; }
.volume-slider::-webkit-slider-runnable-track {
  height: 6px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(255, 64, 163, 0.50), rgba(255, 130, 82, 0.22));
  box-shadow: inset 0 0 0 1px rgba(255, 166, 204, 0.10);
}
.volume-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  margin-top: -7px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.35);
  background: linear-gradient(180deg, rgba(255, 231, 242, 0.98), rgba(255, 113, 191, 0.92));
  box-shadow: 0 4px 16px rgba(255, 91, 159, 0.45);
}
.volume-slider::-moz-range-track {
  height: 6px;
  border: none;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(255, 64, 163, 0.50), rgba(255, 130, 82, 0.22));
}
.volume-slider::-moz-range-thumb {
  width: 20px;
  height: 20px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 50%;
  background: linear-gradient(180deg, rgba(255, 231, 242, 0.98), rgba(255, 113, 191, 0.92));
  box-shadow: 0 4px 16px rgba(255, 91, 159, 0.45);
}

.canvas-wrap, #scene { width: 100%; height: 100%; }
.canvas-wrap { position: absolute; inset: 0; }
#scene { display: block; touch-action: none; cursor: grab; }
#scene.dragging { cursor: grabbing; }

.hint-bar {
  position: absolute;
  z-index: 12;
  bottom: max(14px, env(safe-area-inset-bottom));
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
  width: min(96vw, 880px);
  padding: 10px 16px;
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 999px;
  background: rgba(24, 7, 15, 0.42);
  border: 1px solid rgba(255, 132, 192, 0.10);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.28);
  transition: opacity 420ms ease;
  pointer-events: none;
}
.hint-bar.faded { opacity: 0.26; }

.modal-backdrop {
  position: absolute;
  inset: 0;
  z-index: 20;
  display: grid;
  place-items: center;
  background: rgba(0, 0, 0, 0.44);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.modal-backdrop.hidden { display: none; }
.edit-modal {
  width: min(92vw, 380px);
  padding: 18px;
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(30, 8, 20, 0.96), rgba(18, 5, 14, 0.90));
  border: 1px solid rgba(255, 122, 188, 0.18);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.48);
}
.edit-modal-title { font-size: 18px; font-weight: 600; margin-bottom: 12px; }
.edit-modal-label {
  display: block;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.edit-modal-input {
  width: 100%;
  height: 52px;
  border-radius: 16px;
  border: 1px solid rgba(255, 136, 195, 0.14);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  padding: 0 14px;
  font-size: 18px;
}
.edit-modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 16px; }
.modal-btn {
  appearance: none;
  border: none;
  border-radius: 14px;
  height: 42px;
  padding: 0 16px;
  background: rgba(255, 77, 166, 0.20);
  color: var(--text);
  cursor: pointer;
}
.modal-btn.ghost { background: rgba(255, 255, 255, 0.06); }

@media (max-width: 700px) {
  .top-ui { padding: 0 10px; }
  .meta-line { font-size: 9px; letter-spacing: 0.15em; margin-bottom: 8px; }
  .readout-panel { border-radius: 20px; padding: 10px 10px 12px; }
  .readouts-row { gap: 7px; }
  .readout { border-radius: 15px; padding: 9px 8px 10px; }
  .readout-label { font-size: 9px; margin-bottom: 5px; }
  .readout-value { font-size: clamp(16px, 5vw, 21px); }
  .volume-row { grid-template-columns: 1fr; gap: 8px; margin-top: 10px; padding: 6px 10px 0; }
  .volume-label { font-size: 11px; text-align: center; }
  .hint-bar { font-size: 10px; gap: 8px; border-radius: 22px; padding: 8px 12px; }
}