*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --wood-dark: #3b2006;
  --wood-med: #5c3a1e;
  --wood-light: #8b6914;
  --wood-accent: #c49a3c;
  --bg: #1a1209;
  --bg-panel: #241a0d;
  --text: #e8d5b0;
  --text-dim: #9a8660;
  --accent-blue: #00d4ff;
  --accent-pink: #ff3e8a;
  --accent-green: #39ff14;
  --crt-glow: rgba(0, 212, 255, 0.15);
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'JetBrains Mono', monospace;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

#app {
  max-width: 900px;
  width: 100%;
  padding: 16px;
}

/* Header */
.woodgrain-border {
  background: linear-gradient(135deg, var(--wood-dark) 0%, var(--wood-med) 30%, var(--wood-light) 50%, var(--wood-med) 70%, var(--wood-dark) 100%);
  border: 3px solid var(--wood-accent);
  border-radius: 8px;
  padding: 20px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.woodgrain-border::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    90deg,
    transparent 0px,
    rgba(0,0,0,0.08) 2px,
    transparent 4px,
    rgba(255,255,255,0.04) 8px,
    transparent 10px
  );
  pointer-events: none;
}

.title {
  font-family: 'Press Start 2P', monospace;
  font-size: clamp(18px, 4vw, 32px);
  color: #fff;
  text-shadow: 0 0 20px var(--accent-blue), 2px 2px 0 #000;
  position: relative;
}

.subtitle {
  font-family: 'Press Start 2P', monospace;
  font-size: clamp(7px, 1.4vw, 10px);
  color: var(--wood-accent);
  margin-top: 8px;
  position: relative;
}

/* Upload Zone */
.upload-zone {
  margin: 32px 0;
  border: 3px dashed var(--wood-accent);
  border-radius: 12px;
  padding: 48px 24px;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s;
  background: var(--bg-panel);
}

.upload-zone:hover, .upload-zone.drag-over {
  border-color: var(--accent-blue);
  background: rgba(0, 212, 255, 0.05);
  box-shadow: 0 0 30px rgba(0, 212, 255, 0.1);
}

.upload-zone.drag-over {
  transform: scale(1.02);
}

.cartridge-icon {
  font-size: 64px;
  margin-bottom: 16px;
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.upload-text {
  font-family: 'Press Start 2P', monospace;
  font-size: 12px;
  margin-bottom: 8px;
  color: var(--text);
}

.upload-subtext {
  font-size: 11px;
  color: var(--text-dim);
  margin-bottom: 20px;
}

.retro-btn {
  font-family: 'Press Start 2P', monospace;
  font-size: 12px;
  padding: 14px 28px;
  background: linear-gradient(180deg, var(--wood-light), var(--wood-dark));
  color: #fff;
  border: 2px solid var(--wood-accent);
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s;
}

.retro-btn:hover {
  background: linear-gradient(180deg, var(--wood-accent), var(--wood-med));
  box-shadow: 0 0 15px rgba(196, 154, 60, 0.4);
}

.rom-info {
  margin-top: 12px;
  padding: 8px 16px;
  background: rgba(0, 212, 255, 0.1);
  border: 1px solid var(--accent-blue);
  border-radius: 4px;
  font-size: 11px;
  color: var(--accent-blue);
  display: inline-block;
}

/* CRT Frame */
.crt-frame {
  position: relative;
  margin: 16px auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.crt-bezel {
  position: relative;
  background: #111;
  border: 8px solid #222;
  border-radius: 12px;
  box-shadow:
    inset 0 0 40px rgba(0,0,0,0.8),
    0 0 30px rgba(0, 212, 255, 0.08),
    0 4px 20px rgba(0,0,0,0.6);
  overflow: hidden;
  line-height: 0;
}

#screen {
  image-rendering: pixelated;
  image-rendering: -moz-crisp-edges;
  image-rendering: crisp-edges;
  display: block;
  width: 640px;
  height: 768px;
}

.scanlines {
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent 0px,
    transparent 2px,
    rgba(0,0,0,0.25) 2px,
    rgba(0,0,0,0.25) 4px
  );
  pointer-events: none;
}

.scanlines.hidden { display: none; }

.fps-display {
  position: absolute;
  top: 16px;
  right: 16px;
  font-family: 'Press Start 2P', monospace;
  font-size: 10px;
  color: var(--accent-green);
  background: rgba(0,0,0,0.7);
  padding: 4px 8px;
  border-radius: 3px;
  z-index: 5;
}

/* Console Switches */
.console-switches {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin: 16px 0;
  padding: 12px;
  background: linear-gradient(135deg, var(--wood-dark), var(--wood-med));
  border: 2px solid var(--wood-accent);
  border-radius: 6px;
}

.switch-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.switch-group label {
  font-family: 'Press Start 2P', monospace;
  font-size: 7px;
  color: var(--wood-accent);
  text-transform: uppercase;
}

.toggle-switch {
  font-family: 'Press Start 2P', monospace;
  font-size: 8px;
  padding: 6px 14px;
  background: #333;
  color: var(--text-dim);
  border: 2px solid #555;
  border-radius: 3px;
  cursor: pointer;
  transition: all 0.2s;
}

.toggle-switch.on {
  background: var(--accent-green);
  color: #000;
  border-color: var(--accent-green);
}

.console-btn {
  font-family: 'Press Start 2P', monospace;
  font-size: 9px;
  padding: 8px 16px;
  background: #444;
  color: var(--text);
  border: 2px solid #666;
  border-radius: 3px;
  cursor: pointer;
  transition: all 0.15s;
}

.console-btn:active {
  background: var(--accent-pink);
  color: #fff;
  transform: scale(0.95);
}

/* Playback Controls */
.playback-controls {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin: 12px 0;
}

.ctrl-btn {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  padding: 8px 14px;
  background: var(--bg-panel);
  color: var(--text);
  border: 1px solid var(--wood-med);
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s;
}

.ctrl-btn:hover {
  border-color: var(--accent-blue);
  color: var(--accent-blue);
}

.speed-control {
  text-align: center;
  margin: 8px 0;
  font-size: 12px;
}

.speed-control input[type="range"] {
  width: 200px;
  accent-color: var(--accent-blue);
}

/* Touch Controls */
.touch-controls {
  display: none;
  justify-content: space-around;
  align-items: center;
  margin: 16px 0;
  padding: 16px;
  background: var(--bg-panel);
  border: 1px solid var(--wood-med);
  border-radius: 8px;
}

.dpad {
  display: grid;
  grid-template-columns: 50px 50px 50px;
  grid-template-rows: 50px 50px 50px;
  gap: 2px;
}

.dpad-btn {
  font-size: 18px;
  background: #333;
  color: var(--text);
  border: 1px solid #555;
  border-radius: 4px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  -webkit-user-select: none;
  user-select: none;
  touch-action: manipulation;
}

.dpad-btn:active { background: var(--accent-blue); color: #000; }
.dpad-btn.center { background: transparent; border: none; }
.dpad-btn.up { grid-column: 2; grid-row: 1; }
.dpad-btn.left { grid-column: 1; grid-row: 2; }
.dpad-btn.center { grid-column: 2; grid-row: 2; }
.dpad-btn.right { grid-column: 3; grid-row: 2; }
.dpad-btn.down { grid-column: 2; grid-row: 3; }

.fire-btn {
  font-family: 'Press Start 2P', monospace;
  font-size: 14px;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--accent-pink);
  color: #fff;
  border: 3px solid #fff;
  cursor: pointer;
  -webkit-user-select: none;
  user-select: none;
  touch-action: manipulation;
}

.fire-btn:active { background: #ff0050; transform: scale(0.95); }

/* Panels */
.panel {
  margin: 8px 0;
  background: var(--bg-panel);
  border: 1px solid var(--wood-med);
  border-radius: 6px;
  overflow: hidden;
}

.panel summary {
  font-family: 'Press Start 2P', monospace;
  font-size: 11px;
  padding: 12px 16px;
  cursor: pointer;
  color: var(--text);
  transition: color 0.2s;
}

.panel summary:hover { color: var(--accent-blue); }

.panel-content {
  padding: 16px;
  border-top: 1px solid var(--wood-med);
}

.key-table {
  width: 100%;
  border-collapse: collapse;
}

.key-table td {
  padding: 6px 12px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  font-size: 12px;
}

.key-table .key {
  font-family: 'Press Start 2P', monospace;
  font-size: 9px;
  color: var(--accent-blue);
  width: 140px;
}

.settings-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  font-size: 13px;
}

.settings-grid label { cursor: pointer; }
.settings-grid select {
  background: #222;
  color: var(--text);
  border: 1px solid var(--wood-med);
  padding: 4px 8px;
  border-radius: 3px;
  font-family: inherit;
}

/* Debug */
.debug-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  background: #0a0f00;
  color: var(--accent-green);
  padding: 12px;
  border-radius: 4px;
}

.debug-section h4 {
  font-family: 'Press Start 2P', monospace;
  font-size: 8px;
  margin-bottom: 6px;
  color: var(--accent-green);
  opacity: 0.7;
}

.debug-section pre {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  line-height: 1.5;
  white-space: pre-wrap;
  word-break: break-all;
}

/* Footer */
footer {
  text-align: center;
  padding: 24px 0;
  margin-top: 24px;
  border-top: 1px solid var(--wood-med);
}

.tagline {
  font-family: 'Press Start 2P', monospace;
  font-size: 10px;
  color: var(--text-dim);
  margin-bottom: 8px;
}

footer a {
  color: var(--accent-blue);
  text-decoration: none;
  font-size: 12px;
}

footer a:hover { text-decoration: underline; }

/* Cartridge insert animation */
@keyframes cartridge-insert {
  0% { transform: translateY(-100px) rotate(-5deg); opacity: 0; }
  50% { transform: translateY(10px) rotate(1deg); opacity: 1; }
  70% { transform: translateY(-3px) rotate(0deg); }
  100% { transform: translateY(0) rotate(0deg); opacity: 1; }
}

.cartridge-inserting {
  animation: cartridge-insert 0.6s ease-out;
}

/* Mobile */
@media (max-width: 700px) {
  #screen {
    width: 320px;
    height: 384px;
  }
  .touch-controls { display: flex; }
  .debug-content { grid-template-columns: 1fr; }
  .console-switches { gap: 6px; }
}

@media (max-width: 400px) {
  #screen {
    width: 256px;
    height: 307px;
  }
}