:root {
  --phosphor: #33ff33;
  --phosphor-dim: #1a8c1a;
  --phosphor-glow: rgba(51, 255, 51, 0.4);
  --amber: #ffaa00;
  --amber-dim: #8c5e00;
  --amber-glow: rgba(255, 170, 0, 0.4);
  --bg-deep: #0a0a0a;
  --bg-panel: #111118;
  --bezel-light: #c4a87a;
  --bezel-dark: #7a6540;
  --bezel-mid: #a08858;
}

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

body {
  background: var(--bg-deep);
  font-family: 'JetBrains Mono', monospace;
  color: #ccc;
  overflow-x: hidden;
  min-height: 100vh;
}

.font-pixel {
  font-family: 'Press Start 2P', cursive;
}

.font-mono {
  font-family: 'JetBrains Mono', monospace;
}

/* CRT Scanline overlay */
.crt-overlay {
  position: relative;
}
.crt-overlay::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.15) 2px,
    rgba(0, 0, 0, 0.15) 4px
  );
  pointer-events: none;
  z-index: 10;
}

/* CRT flicker */
@keyframes crt-flicker {
  0% { opacity: 1; }
  5% { opacity: 0.97; }
  10% { opacity: 1; }
  15% { opacity: 0.98; }
  20% { opacity: 1; }
  50% { opacity: 0.99; }
  80% { opacity: 1; }
  90% { opacity: 0.97; }
  100% { opacity: 1; }
}

.crt-flicker {
  animation: crt-flicker 0.15s infinite;
}

/* Glow text */
.glow-green {
  color: var(--phosphor);
  text-shadow: 0 0 5px var(--phosphor-glow), 0 0 10px var(--phosphor-glow), 0 0 20px var(--phosphor-glow);
}

.glow-amber {
  color: var(--amber);
  text-shadow: 0 0 5px var(--amber-glow), 0 0 10px var(--amber-glow), 0 0 20px var(--amber-glow);
}

/* Bezel */
.bezel {
  background: linear-gradient(135deg, #d4b88a 0%, #a08858 30%, #7a6540 70%, #5a4a30 100%);
  border-radius: 16px;
  padding: 12px;
  box-shadow:
    inset 0 2px 4px rgba(255,255,255,0.2),
    inset 0 -2px 4px rgba(0,0,0,0.3),
    0 4px 20px rgba(0,0,0,0.8);
}

.screen-inner {
  background: #0a0a0a;
  border-radius: 8px;
  box-shadow: inset 0 0 30px rgba(0,0,0,0.8);
  overflow: hidden;
}

/* Tab button styles */
.tab-btn {
  font-family: 'Press Start 2P', cursive;
  font-size: 9px;
  padding: 8px 12px;
  background: linear-gradient(180deg, #3a3a3a 0%, #222 100%);
  border: 2px solid #555;
  border-bottom: 3px solid #111;
  border-radius: 4px 4px 0 0;
  color: #888;
  cursor: pointer;
  transition: all 0.1s;
  white-space: nowrap;
}
.tab-btn:hover {
  background: linear-gradient(180deg, #4a4a4a 0%, #333 100%);
  color: #bbb;
}
.tab-btn.active {
  background: linear-gradient(180deg, #555 0%, #333 100%);
  border-color: #777;
  border-bottom-color: #333;
  color: #fff;
}

/* LED indicators */
.led {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #222;
  border: 1px solid #444;
}
.led.on-green {
  background: var(--phosphor);
  box-shadow: 0 0 4px var(--phosphor-glow);
}
.led.on-amber {
  background: var(--amber);
  box-shadow: 0 0 4px var(--amber-glow);
}
.led.on-red {
  background: #ff3333;
  box-shadow: 0 0 4px rgba(255,50,50,0.4);
}

/* Keyboard key */
.oric-key {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 700;
  min-width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(180deg, #e8dcc8 0%, #c4b8a4 60%, #b0a490 100%);
  border: 1px solid #999;
  border-radius: 4px;
  box-shadow:
    0 2px 0 #8a7e6a,
    0 3px 4px rgba(0,0,0,0.3),
    inset 0 1px 0 rgba(255,255,255,0.4);
  color: #333;
  cursor: pointer;
  user-select: none;
  transition: all 0.05s;
  padding: 0 6px;
}
.oric-key:active, .oric-key.pressed {
  background: linear-gradient(180deg, #c4b8a4 0%, #b0a490 60%, #a09480 100%);
  box-shadow:
    0 1px 0 #8a7e6a,
    0 1px 2px rgba(0,0,0,0.3),
    inset 0 1px 2px rgba(0,0,0,0.2);
  transform: translateY(1px);
}

/* Hex viewer */
.hex-row {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  line-height: 1.6;
}

/* Scrollbar styling */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: #111; }
::-webkit-scrollbar-thumb { background: #444; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #666; }

/* Cassette animation */
@keyframes spin-reel {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
.spin-reel {
  animation: spin-reel 1s linear infinite;
}

/* Blink cursor */
@keyframes blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}
.blink-cursor {
  animation: blink 1s step-end infinite;
}

/* Memory map region hover */
.mem-region {
  cursor: pointer;
  transition: all 0.15s;
  border: 1px solid transparent;
}
.mem-region:hover {
  border-color: #fff;
  filter: brightness(1.3);
}

/* Character pixel grid */
.char-pixel {
  cursor: pointer;
  transition: background-color 0.1s;
}

/* Responsive */
@media (max-width: 768px) {
  .tab-btn {
    font-size: 7px;
    padding: 6px 8px;
  }
  .oric-key {
    min-width: 28px;
    height: 28px;
    font-size: 9px;
  }
}

/* Toast notification */
@keyframes toast-in {
  from { transform: translateY(100px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}
.toast {
  animation: toast-in 0.3s ease-out;
}

/* Matrix cell flash */
@keyframes matrix-flash {
  0% { background: var(--phosphor); box-shadow: 0 0 8px var(--phosphor-glow); }
  100% { background: #222; box-shadow: none; }
}
.matrix-flash {
  animation: matrix-flash 0.3s ease-out;
}