:root {
  --text: #f5f5f5;
  --muted: #d4d4d4;
  --line: rgba(255, 255, 255, 0.1);
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  height: 100%;
}

.is-hidden {
  display: none !important;
}

#controlsPanel label,
.param-row label {
  color: var(--muted);
}

.param-row {
  display: grid;
  grid-template-columns: 42px 1fr 34px;
  align-items: center;
  gap: 0.5rem;
}

.param-row.is-wide-label {
  grid-template-columns: 78px 1fr 42px;
}

.param-row input[type="range"] {
  width: 100%;
  accent-color: #ffffff;
}

.param-row output {
  color: var(--text);
  text-align: right;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-variant-numeric: tabular-nums;
}

.param-button {
  margin-top: 0.25rem;
  width: 100%;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(23, 23, 23, 0.7);
  padding: 0.5rem 0.75rem;
  color: var(--text);
  font-size: 0.75rem;
  font-weight: 500;
  transition: background 150ms ease;
}

.param-button:hover,
.param-button:active {
  background: rgba(38, 38, 38, 0.9);
}

.toast {
  position: fixed;
  left: 50%;
  bottom: calc(188px + env(safe-area-inset-bottom));
  z-index: 40;
  max-width: calc(100vw - 32px);
  transform: translateX(-50%);
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(10, 10, 10, 0.86);
  padding: 0.55rem 0.85rem;
  color: var(--text);
  font-size: 0.78rem;
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(12px);
}

@media (max-width: 380px) {
  .param-row {
    grid-template-columns: 36px 1fr 32px;
  }

  .param-row.is-wide-label {
    grid-template-columns: 68px 1fr 38px;
  }
}


/* UI */

.param-buttons-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.75rem;
}

.param-buttons-row .param-button {
  flex: 1 1 120px;
}

.xy-lock-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
}

.xy-lock-button .material-icons {
  font-size: 1.15rem;
  line-height: 1;
}

.xy-lock-button.is-active {
  background: rgba(34, 197, 94, 0.9);
  color: white;
}