:root {
  color-scheme: dark;
  --bg: #050607;
  --panel: rgba(10, 12, 16, 0.82);
  --panel-strong: rgba(12, 14, 18, 0.94);
  --border: rgba(255, 255, 255, 0.08);
  --text: #e8edf7;
  --muted: #9ba4b5;
  --accent: #ffb86c;
  --hot: #ffc898;
  --glow: #ff7b2f;
  font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: radial-gradient(circle at 50% 20%, rgba(255, 150, 60, 0.07), transparent 40%),
              linear-gradient(160deg, #050607 0%, #0a0c11 40%, #06070a 100%);
  color: var(--text);
  overflow: hidden;
}

body.has-uni-menu {
  padding-top: 52px;
}

body.has-uni-menu #flame-canvas {
  height: calc(100vh - 52px);
  top: 52px;
}

#flame-canvas {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  display: block;
  background: radial-gradient(circle at 50% 70%, rgba(255, 120, 40, 0.08), transparent 55%),
              #050607;
}

.control-panel {
  position: fixed;
  top: 52px;
  right: 0;
  width: 380px;
  max-width: 90vw;
  height: calc(100vh - 52px);
  background: #0a0a0a;
  border-left: 2px solid #333;
  padding: 16px;
  overflow-y: auto;
  transition: transform 250ms ease;
  z-index: 100;
  font-family: 'Courier New', monospace;
}

.control-panel.hidden {
  transform: translateX(100%);
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid #333;
}

.panel-header h1 {
  margin: 0;
  font-size: 1rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #58a6ff;
}

.panel-header .subtitle {
  margin: 0;
  color: #888;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.panel-actions {
  display: flex;
  gap: 8px;
}

.controls-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 10px 12px;
  margin-bottom: 8px;
  position: relative;
  z-index: 1;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 13px;
  color: var(--muted);
}

.field select,
.field input[type="range"],
.field input[type="text"] {
  width: 100%;
}

.field-row {
  flex-direction: row;
  align-items: center;
  gap: 8px;
}

input[type="range"] {
  accent-color: var(--accent);
}

select,
button,
input[type="text"] {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 8px 10px;
  color: var(--text);
  font-size: 13px;
  position: relative;
  z-index: 10;
}

select {
  cursor: pointer;
}

select:focus,
input:focus,
button:focus {
  outline: 1px solid rgba(255, 184, 108, 0.4);
  outline-offset: 2px;
}

button {
  cursor: pointer;
  transition: background 150ms ease, color 150ms ease, border 150ms ease;
}

button:hover {
  background: rgba(255, 184, 108, 0.16);
  border-color: rgba(255, 184, 108, 0.35);
}

button.ghost {
  background: rgba(255, 255, 255, 0.03);
}

.presets {
  margin-top: 6px;
  border-top: 1px solid var(--border);
  padding-top: 8px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.preset-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
}

.panel-footer {
  margin-top: 8px;
  border-top: 1px solid var(--border);
  padding-top: 8px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 6px;
  font-size: 12px;
  color: var(--muted);
}

.shortcuts {
  display: flex;
  gap: 10px;
}

.show-ui {
  position: fixed;
  top: 64px;
  right: 16px;
  padding: 8px 16px;
  border-radius: 8px;
  border: 1px solid #333;
  background: #0a0a0a;
  color: #e0e0e0;
  font-family: 'Courier New', monospace;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  cursor: pointer;
  transition: all 0.2s ease;
  z-index: 99;
  display: none;
}

.show-ui:hover {
  border-color: #58a6ff;
  background: #111;
}

.show-ui.visible {
  display: inline-flex;
}

.tooltip {
  position: fixed;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0, 0, 0, 0.5);
  padding: 10px 14px;
  border-radius: 12px;
  font-size: 12px;
  color: var(--muted);
  pointer-events: none;
  opacity: 0;
  transition: opacity 200ms ease;
  z-index: 3;
}

.tooltip.visible {
  opacity: 1;
}

.paused-indicator {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: rgba(0, 0, 0, 0.75);
  padding: 20px 40px;
  border-radius: 16px;
  border: 2px solid var(--accent);
  font-size: 2rem;
  font-weight: bold;
  letter-spacing: 0.2em;
  color: var(--accent);
  pointer-events: none;
  opacity: 0;
  transition: opacity 300ms ease;
  z-index: 200;
  text-shadow: 0 0 10px rgba(255, 184, 108, 0.5);
}

.paused-indicator.visible {
  opacity: 1;
}

@media (max-width: 720px) {
  .control-panel {
    top: 10px;
    left: 10px;
    width: calc(100% - 20px);
    padding: 12px;
    max-height: calc(100vh - 72px);
  }

  .panel-header h1 {
    font-size: 0.9rem;
  }

  .panel-header .subtitle {
    font-size: 0.65rem;
  }

  .panel-actions {
    width: 100%;
    justify-content: flex-end;
    flex-wrap: wrap;
  }

  .panel-actions button {
    padding: 6px 8px;
    font-size: 12px;
  }

  .controls-grid {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .field {
    font-size: 12px;
  }

  select,
  button,
  input[type="text"] {
    font-size: 12px;
    padding: 10px 12px;
    min-height: 44px;
  }

  input[type="range"] {
    min-height: 44px;
  }

  .preset-row {
    flex-direction: column;
    width: 100%;
  }

  .preset-row button,
  .preset-row select,
  .preset-row input {
    width: 100%;
  }

  .panel-footer {
    flex-direction: column;
    align-items: flex-start;
    font-size: 11px;
  }

  .shortcuts {
    flex-wrap: wrap;
  }

  .show-ui {
    top: 72px;
    right: 12px;
    font-size: 0.7rem;
    padding: 10px 14px;
    min-height: 44px;
  }

  .paused-indicator {
    font-size: 1.5rem;
    padding: 16px 32px;
  }

  .mobile-hint {
    display: inline !important;
  }
}

@media (min-width: 721px) {
  .mobile-hint {
    display: none;
  }
}

body.plaque .control-panel,
body.plaque .show-ui {
  display: none;
}

body.plaque .tooltip {
  opacity: 1;
}

#ui.inactive {
  pointer-events: none;
}