:root {
  --bg-deep: #0a0a1a;
  --bg-panel: #0d1b2e;
  --bg-card: #111a2e;
  --vic-cyan: #85d4dc;
  --vic-blue: #42348b;
  --vic-green: #559e4a;
  --vic-red: #772d26;
  --vic-yellow: #bdcc71;
  --vic-white: #ffffff;
  --vic-beige: #d4c5a9;
  --vic-brown: #6b5c3e;
  --bezel-color: #2a2520;
  --text-dim: #6688aa;
}

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

body {
  background: var(--bg-deep);
  font-family: 'JetBrains Mono', monospace;
  color: #c0d0e0;
  overflow-x: hidden;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

body::before {
  content: '';
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(133,212,220,0.03) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 100%, rgba(66,52,139,0.04) 0%, transparent 50%);
  pointer-events: none;
  z-index: 0;
}

.hidden { display: none !important; }

.mb-2 { margin-bottom: 8px; }
.mb-3 { margin-bottom: 12px; }
.mb-4 { margin-bottom: 16px; }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 12px; }

/* Header */
.header-area { padding: 12px 16px; position: relative; z-index: 1; }
.header-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px; }
.header-title { font-size: 1.25rem; font-weight: 700; letter-spacing: 0.15em; color: var(--vic-cyan); font-family: 'Share Tech Mono', monospace; }
.header-subtitle { font-size: 0.7rem; opacity: 0.5; margin-top: 4px; }
.power-status { display: flex; align-items: center; gap: 12px; }

/* Reset Button */
.reset-btn {
  background: linear-gradient(180deg, #555 0%, #333 100%);
  color: #888;
  border: 2px solid #444;
  border-radius: 4px;
  padding: 6px 14px;
  font-family: 'JetBrains Mono', monospace;
  font-weight: 800;
  font-size: 10px;
  letter-spacing: 1px;
  cursor: pointer;
  box-shadow:
    0 3px 0 #222,
    0 4px 8px rgba(0,0,0,0.5),
    inset 0 1px 0 rgba(255,255,255,0.1);
  transition: all 0.1s;
  position: relative;
  user-select: none;
  opacity: 0.5;
}
.reset-btn.active {
  background: linear-gradient(180deg, #6a2020 0%, #4a1515 100%);
  color: #cc4444;
  border-color: #5a2020;
  opacity: 1;
  box-shadow:
    0 3px 0 #2a0a0a,
    0 4px 8px rgba(0,0,0,0.5),
    inset 0 1px 0 rgba(255,100,100,0.15);
}
.reset-btn.active:hover {
  background: linear-gradient(180deg, #7a2525 0%, #5a1a1a 100%);
}
.reset-btn.pressed, .reset-btn:active {
  transform: translateY(2px);
  box-shadow: 0 1px 0 #2a0a0a, 0 2px 4px rgba(0,0,0,0.5);
}

/* Reset Flash */
.reset-flash {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: #fff;
  z-index: 10;
  pointer-events: none;
  transition: opacity 0.1s;
  border-radius: 16px;
}

/* Main Content */
.main-content { flex: 1; padding: 8px 16px; position: relative; z-index: 1; }
.content-inner { max-width: 72rem; margin: 0 auto; }

/* Panels */
.panel {
  background: var(--bg-card);
  border: 1px solid #1a2a40;
  border-radius: 8px;
  padding: 16px;
}

.panel-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.panel-title { font-size: 0.75rem; font-weight: 700; color: var(--vic-cyan); }
.hint-text { font-size: 0.7rem; opacity: 0.4; }

/* ROM Grid */
.rom-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 16px; }
@media (max-width: 768px) { .rom-grid { grid-template-columns: 1fr; } }

.rom-slot {
  border: 2px dashed #334;
  border-radius: 8px;
  padding: 12px;
  transition: all 0.3s;
  cursor: pointer;
}
.rom-slot:hover { border-color: var(--vic-cyan); background: rgba(133,212,220,0.03); }
.rom-slot.loaded { border-color: var(--vic-green); border-style: solid; background: rgba(85,158,74,0.05); }
.rom-slot-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 4px; }
.rom-label { font-size: 0.75rem; font-weight: 700; color: var(--vic-cyan); }
.rom-status-loaded { font-size: 0.75rem; color: var(--vic-green); }
.rom-status-missing { font-size: 0.75rem; color: var(--vic-red); }
.rom-addr { font-size: 0.7rem; opacity: 0.6; margin-bottom: 4px; }
.rom-info { font-size: 0.7rem; opacity: 0.4; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.rom-info.loaded { color: #88aa88; opacity: 1; }

/* Expansion Panel */
.expansion-panel {
  margin-bottom: 16px;
  padding: 12px;
  background: #0a1018;
  border: 1px solid #1a2a40;
  border-radius: 8px;
}
.expansion-title {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--vic-cyan);
  margin-bottom: 10px;
}
.expansion-selector { }
.expansion-options {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 8px;
  margin-bottom: 8px;
}
@media (max-width: 768px) {
  .expansion-options { grid-template-columns: repeat(3, 1fr); }
}
.expansion-option {
  cursor: pointer;
  position: relative;
}
.expansion-option input[type="radio"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}
.exp-chip {
  background: linear-gradient(180deg, #1a2a40 0%, #0d1b2e 100%);
  border: 2px solid #2a3a50;
  border-radius: 6px;
  padding: 8px 6px;
  text-align: center;
  transition: all 0.2s;
}
.expansion-option:hover .exp-chip {
  border-color: var(--vic-cyan);
  background: linear-gradient(180deg, #1f3050 0%, #152540 100%);
}
.expansion-option.selected .exp-chip,
.expansion-option input:checked + .exp-chip {
  border-color: var(--vic-green);
  background: linear-gradient(180deg, #1a3520 0%, #0d2510 100%);
  box-shadow: 0 0 8px rgba(85,158,74,0.2);
}
.exp-chip-label {
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--vic-cyan);
  margin-bottom: 2px;
}
.expansion-option.selected .exp-chip-label,
.expansion-option input:checked + .exp-chip .exp-chip-label {
  color: var(--vic-green);
}
.exp-chip-detail {
  font-size: 0.55rem;
  opacity: 0.5;
  line-height: 1.3;
}
.expansion-note {
  font-size: 0.65rem;
  opacity: 0.4;
  color: var(--vic-yellow);
  text-align: center;
}

.power-btn-container { display: flex; justify-content: center; }

/* CRT & Monitor */
.screen-container { display: flex; flex-direction: column; align-items: center; margin-bottom: 16px; }

.crt-screen {
  position: relative;
  background: #000;
  border-radius: 16px;
  overflow: hidden;
  box-shadow:
    0 0 30px rgba(133,212,220,0.15),
    0 0 60px rgba(133,212,220,0.05),
    inset 0 0 80px rgba(0,0,0,0.8);
  width: 580px;
  max-width: 90vw;
}

.crt-screen canvas {
  display: block;
  width: 100%;
  height: auto;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  background: #000;
}

.scanlines {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: repeating-linear-gradient(
    0deg,
    rgba(0,0,0,0.12) 0px,
    rgba(0,0,0,0.12) 1px,
    transparent 1px,
    transparent 3px
  );
  pointer-events: none;
  z-index: 2;
}

.phosphor-glow {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  box-shadow: inset 0 0 60px rgba(133,212,220,0.06);
  pointer-events: none;
  z-index: 3;
  border-radius: 16px;
}

.monitor-bezel {
  background: linear-gradient(180deg, #3a3530 0%, #2a2520 40%, #1a1510 100%);
  padding: 20px;
  border-radius: 24px;
  box-shadow:
    0 8px 32px rgba(0,0,0,0.6),
    inset 0 1px 0 rgba(255,255,255,0.05);
  display: inline-block;
}

.bezel-controls { display: flex; justify-content: space-between; align-items: center; margin-top: 8px; padding: 0 8px; }
.bezel-controls-left, .bezel-controls-right { display: flex; gap: 8px; }
.bezel-btn {
  font-size: 0.7rem; padding: 4px 8px; border-radius: 4px;
  background: #333; color: #888; border: 1px solid #444;
  cursor: pointer; font-family: 'JetBrains Mono', monospace;
}
.bezel-btn:hover { background: #444; }
.bezel-btn.active-pause { background: #553300; color: #ffaa00; }

/* Power Button */
.power-led {
  width: 8px; height: 8px; border-radius: 50%; display: inline-block; transition: all 0.3s;
}
.power-led.on { background: #559e4a; box-shadow: 0 0 6px #559e4a, 0 0 12px rgba(85,158,74,0.4); }
.power-led.off { background: #333; }

.power-btn {
  background: linear-gradient(180deg, #c0392b 0%, #922b21 100%);
  color: white; border: none; padding: 12px 32px; border-radius: 6px;
  font-family: 'JetBrains Mono', monospace; font-weight: 800; font-size: 14px;
  cursor: pointer; text-transform: uppercase; letter-spacing: 2px;
  box-shadow: 0 4px 0 #6b1a12, 0 6px 12px rgba(0,0,0,0.4);
  transition: all 0.1s;
}
.power-btn:hover:not(:disabled) { transform: translateY(1px); box-shadow: 0 3px 0 #6b1a12, 0 4px 8px rgba(0,0,0,0.4); }
.power-btn:active:not(:disabled) { transform: translateY(3px); box-shadow: 0 1px 0 #6b1a12, 0 2px 4px rgba(0,0,0,0.4); }
.power-btn:disabled { background: linear-gradient(180deg, #555 0%, #333 100%); box-shadow: 0 4px 0 #222, 0 6px 12px rgba(0,0,0,0.4); cursor: not-allowed; opacity: 0.6; }
.power-btn.running { background: linear-gradient(180deg, #27ae60 0%, #1e8449 100%); box-shadow: 0 4px 0 #145a2e, 0 6px 12px rgba(0,0,0,0.4); }

/* Toggle Buttons */
.toggle-row { display: flex; gap: 8px; justify-content: center; margin-bottom: 16px; flex-wrap: wrap; }
.toggle-btn {
  font-size: 0.7rem; padding: 6px 12px; border-radius: 4px; font-weight: 700;
  background: #111a2e; color: var(--vic-cyan); border: 1px solid #1a3050;
  cursor: pointer; font-family: 'JetBrains Mono', monospace; opacity: 0.5;
}
.toggle-btn.active { background: #1a3050; opacity: 1; }

/* Virtual Keyboard */
.vkeyboard { display: flex; flex-direction: column; gap: 4px; align-items: center; user-select: none; }
.vkey-row { display: flex; gap: 4px; justify-content: center; }

.vkey {
  background: linear-gradient(180deg, #d4c5a9 0%, #c4b599 100%);
  color: #222; border: 1px solid #a09070; border-radius: 4px;
  padding: 4px 6px; font-family: 'JetBrains Mono', monospace;
  font-size: 10px; font-weight: 700; cursor: pointer;
  min-width: 28px; text-align: center;
  box-shadow: 0 2px 0 #8a7a5a; transition: all 0.05s; user-select: none;
}
.vkey:active, .vkey.pressed {
  transform: translateY(2px); box-shadow: 0 0 0 #8a7a5a;
  background: linear-gradient(180deg, #b4a589 0%, #a49579 100%);
}
.vkey.special {
  background: linear-gradient(180deg, #8b7355 0%, #6b5335 100%);
  color: #e0d0c0; border-color: #5a4325; box-shadow: 0 2px 0 #4a3315;
}
.vkey.special:active, .vkey.special.pressed {
  background: linear-gradient(180deg, #6b5335 0%, #4b3315 100%);
  transform: translateY(2px); box-shadow: 0 0 0 #4a3315;
}

/* Sound Mixer */
.mixer-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
@media (max-width: 768px) { .mixer-grid { grid-template-columns: repeat(2, 1fr); } }
.mixer-label { font-size: 0.7rem; opacity: 0.6; margin-bottom: 4px; }
.mixer-value { font-size: 0.7rem; text-align: center; opacity: 0.4; }
.mixer-mute-btn {
  font-size: 0.7rem; width: 100%; margin-top: 4px; padding: 4px 8px;
  border-radius: 4px; border: 1px solid #444; cursor: pointer;
  font-family: 'JetBrains Mono', monospace; background: #333; color: #888;
}
.mixer-mute-btn.muted { background: #550000; color: #ff4444; }
.channel-btn {
  font-size: 0.7rem; width: 100%; padding: 4px 8px; border-radius: 4px;
  border: 1px solid #333; cursor: pointer; font-family: 'JetBrains Mono', monospace;
}
.channel-btn.on { background: #003300; color: var(--vic-green); }
.channel-btn.off { background: #330000; color: #cc4444; }
.speed-control { margin-top: 12px; }
.speed-row { display: flex; align-items: center; gap: 8px; }
.speed-row input { flex: 1; }
.speed-value { font-size: 0.7rem; width: 48px; text-align: right; color: var(--vic-cyan); }

/* Debug Panel */
.debug-panel { font-size: 11px; line-height: 1.4; }
.debug-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 768px) { .debug-grid { grid-template-columns: 1fr; } }
.debug-section-title { font-size: 0.7rem; font-weight: 700; opacity: 0.6; margin-bottom: 8px; }
.reg-list { display: flex; flex-direction: column; gap: 4px; }
.reg-row { display: flex; justify-content: space-between; }
.reg-name { opacity: 0.6; }
.reg-val { color: var(--vic-cyan); font-weight: 700; }
.flags-row { display: flex; gap: 4px; }
.flag-on { color: var(--vic-green); font-weight: 700; }
.flag-off { color: #445; }
.flag-dim { opacity: 0.2; }
.status-detail { font-size: 0.65rem; opacity: 0.4; margin-top: 8px; }

.vic-regs-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2px 16px; font-size: 10px; }
.vic-reg-row { display: flex; justify-content: space-between; }
.vic-reg-name { opacity: 0.5; }
.vic-reg-val { color: var(--vic-cyan); }
.vic-reg-span { grid-column: span 2; }

.disasm-list { font-family: 'JetBrains Mono', monospace; font-size: 10px; display: flex; flex-direction: column; gap: 2px; }
.disasm-line { display: flex; gap: 8px; padding: 1px 4px; border-radius: 2px; }
.disasm-line.current { color: var(--vic-cyan); background: rgba(133,212,220,0.05); }
.disasm-line .arrow { width: 12px; }
.disasm-line.current .arrow { color: var(--vic-green); }
.disasm-line .addr { opacity: 0.6; width: 40px; }

.debug-btn-row { display: flex; gap: 4px; margin-top: 8px; }
.debug-btn {
  font-size: 0.7rem; padding: 4px 8px; border-radius: 4px;
  background: #1a2a40; color: var(--vic-cyan); border: 1px solid #2a3a50;
  cursor: pointer; font-family: 'JetBrains Mono', monospace;
}
.debug-btn:hover { background: #2a3a50; }
.brk-btn { color: #b66862; }
.breakpoint-row { display: flex; gap: 4px; margin-top: 8px; align-items: center; }
.brk-label { font-size: 0.7rem; opacity: 0.4; }
.debug-input {
  font-size: 0.7rem; padding: 4px 8px; border-radius: 4px; width: 64px;
  background: #0a0a1a; color: var(--vic-cyan); border: 1px solid #2a3a50;
  font-family: 'JetBrains Mono', monospace;
}

/* Status Bar */
.status-bar {
  background: #080810; border-top: 1px solid #1a2a40;
  padding: 6px 16px; font-size: 11px; color: var(--text-dim);
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px;
  position: relative; z-index: 1;
}
.status-left { display: flex; gap: 16px; flex-wrap: wrap; }
.status-right { display: flex; align-items: center; gap: 8px; }
.status-colors { display: flex; align-items: center; gap: 4px; font-size: 0.7rem; }
.status-color-label { color: var(--vic-cyan); }
.color-swatch { display: inline-block; width: 12px; height: 12px; border-radius: 2px; border: 1px solid #555; }
.rom-indicators { display: flex; gap: 4px; }
.rom-ind { display: inline-block; width: 8px; height: 8px; border-radius: 50%; }
.rom-ind.on { background: var(--vic-green); }
.rom-ind.off { background: var(--vic-red); }

/* Rainbow Stripe */
.rainbow-stripe {
  height: 4px;
  background: linear-gradient(90deg,
    #772d26 0%, #772d26 16.66%,
    #bdcc71 16.66%, #bdcc71 33.33%,
    #559e4a 33.33%, #559e4a 50%,
    #85d4dc 50%, #85d4dc 66.66%,
    #42348b 66.66%, #42348b 83.33%,
    #a85fb4 83.33%, #a85fb4 100%
  );
  border-radius: 2px;
  margin: 4px 0;
}

/* Footer */
.footer-area {
  text-align: center; padding: 12px; font-size: 0.7rem; opacity: 0.3;
  position: relative; z-index: 1;
}
.footer-area a { color: var(--vic-cyan); text-decoration: none; }
.footer-area a:hover { opacity: 0.8; }

/* Animations */
@keyframes blink {
  0%, 49% { opacity: 1; }
  50%, 100% { opacity: 0; }
}

@keyframes crt-on {
  0% { transform: scaleY(0.005) scaleX(0.8); opacity: 0.5; }
  40% { transform: scaleY(0.005) scaleX(1); opacity: 1; }
  60% { transform: scaleY(1) scaleX(1); opacity: 1; }
  100% { transform: scaleY(1) scaleX(1); opacity: 1; }
}

.crt-poweron { animation: crt-on 0.6s ease-out forwards; }

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: #0a0a1a; }
::-webkit-scrollbar-thumb { background: #2a3a50; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #3a4a60; }

/* Range inputs */
input[type="range"] { accent-color: var(--vic-cyan); }