/* --- CSS Variable Tokens --- */
:root {
  --bg-color: #060913;
  --bg-grid: #0d1222;
  --panel-bg: rgba(13, 19, 36, 0.7);
  --border-color: rgba(0, 242, 254, 0.25);
  --border-color-glow: rgba(0, 242, 254, 0.6);
  
  /* Primary Neon colors */
  --neon-cyan: #00f2fe;
  --neon-magenta: #ff007f;
  --neon-green: #39ff14;
  --neon-orange: #ff5e00;
  --neon-yellow: #ffee00;
  --neon-purple: #9d00ff;
  --text-primary: #e2e8f0;
  --text-muted: #64748b;
  
  /* Color rays matching HSL spectrum for Pride/Solstice */
  --ray-red: #ff3333;
  --ray-green: #33ff33;
  --ray-blue: #3333ff;
  --ray-cyan: #33ffff;
  --ray-magenta: #ff33ff;
  --ray-yellow: #ffff33;
  --ray-white: #ffffff;

  --font-mono: 'Share Tech Mono', monospace;
  --font-sans: 'Outfit', sans-serif;
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

body {
  background-color: var(--bg-color);
  background-image: 
    radial-gradient(circle at 50% 50%, rgba(20, 30, 60, 0.4) 0%, transparent 80%),
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 100% 100%, 30px 30px, 30px 30px;
  color: var(--text-primary);
  font-family: var(--font-sans);
  height: 100vh;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  animation: grid-shift 120s linear infinite;
}

/* --- Terminal Wrapper --- */
.terminal-container {
  display: flex;
  flex-direction: column;
  width: 95vw;
  height: 95vh;
  max-width: 1200px;
  max-height: 800px;
  background: var(--panel-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6), 0 0 30px rgba(0, 242, 254, 0.05);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  overflow: hidden;
  position: relative;
  animation: crt-flicker 0.25s infinite;
}

/* Subtle CRT Scanline overlay */
.terminal-container::after {
  content: " ";
  display: block;
  position: absolute;
  top: 0; left: 0; bottom: 0; right: 0;
  background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.25) 50%), linear-gradient(90deg, rgba(255, 0, 0, 0.06), rgba(0, 255, 0, 0.02), rgba(0, 0, 255, 0.06));
  z-index: 10;
  background-size: 100% 3px, 6px 100%;
  pointer-events: none;
}

/* --- Header --- */
.terminal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 20px;
  border-bottom: 1px solid var(--border-color);
  background: rgba(8, 12, 24, 0.8);
}

.header-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 1px;
}

.status-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  position: relative;
}

.status-indicator.online {
  background-color: var(--neon-cyan);
  box-shadow: 0 0 10px var(--neon-cyan);
  animation: pulse-glow 2s infinite alternate;
}

@keyframes pulse-glow {
  0% { opacity: 0.4; }
  100% { opacity: 1; }
}

.header-title {
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: 2px;
  text-shadow: 0 0 8px rgba(0, 242, 254, 0.4);
  color: var(--neon-cyan);
}

.header-date {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* --- Main Layout --- */
.main-layout {
  display: flex;
  flex: 1;
  overflow: hidden;
  height: calc(100% - 85px); /* adjusted for header and footer */
}

/* --- Sidebar --- */
.sidebar {
  width: 320px;
  border-right: 1px solid var(--border-color);
  background: rgba(6, 9, 19, 0.5);
  display: flex;
  flex-direction: column;
  gap: 1px; /* separates sections */
  height: 100%;
  overflow: hidden;
}

.panel-section {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-height: 0; /* allows panel to shrink and scroll its body */
}

/* --- Custom Scrollbar Styling (Aesthetic) --- */
.panel-body::-webkit-scrollbar,
.editor-controls::-webkit-scrollbar,
.lab-guide-body::-webkit-scrollbar {
  width: 5px;
}

.panel-body::-webkit-scrollbar-track,
.editor-controls::-webkit-scrollbar-track,
.lab-guide-body::-webkit-scrollbar-track {
  background: rgba(6, 9, 19, 0.4);
}

.panel-body::-webkit-scrollbar-thumb,
.editor-controls::-webkit-scrollbar-thumb,
.lab-guide-body::-webkit-scrollbar-thumb {
  background: rgba(0, 242, 254, 0.25);
  border-radius: 4px;
}

.panel-body::-webkit-scrollbar-thumb:hover,
.editor-controls::-webkit-scrollbar-thumb:hover,
.lab-guide-body::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 242, 254, 0.6);
  box-shadow: 0 0 8px rgba(0, 242, 254, 0.4);
}

.console-panel {
  flex: 1;
  border-bottom: 1px solid var(--border-color);
}

.control-panel {
  height: auto;
  min-height: 250px;
}

.editor-panel {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
}

.editor-controls {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
}

.editor-controls > * {
  flex-shrink: 0;
}

.panel-header {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(13, 19, 36, 0.9);
  padding: 8px 16px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 1.5px;
  border-bottom: 1px solid var(--border-color);
  color: var(--neon-cyan);
}

.panel-icon {
  font-size: 0.6rem;
}

.panel-body {
  padding: 16px;
  flex: 1;
  overflow-y: auto;
}

/* --- Narrative Log --- */
.narrative-log {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.5;
  color: var(--neon-cyan);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.narrative-entry {
  animation: fadeIn 0.4s ease forwards;
}

.narrative-entry .speaker {
  font-weight: bold;
  margin-bottom: 2px;
}

.narrative-entry.system .speaker {
  color: var(--neon-cyan);
}

.narrative-entry.turing .speaker {
  color: var(--neon-magenta);
}

.narrative-entry .message {
  color: var(--text-primary);
  opacity: 0.9;
}

/* Cursor blink effect */
.console-cursor::after {
  content: "█";
  animation: blink 1s step-end infinite;
  color: var(--neon-cyan);
  margin-left: 2px;
}

@keyframes blink {
  from, to { opacity: 0; }
  50% { opacity: 1; }
}

/* --- Grid Controls --- */
.controls-grid {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.control-row {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.control-row label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 1px;
}

.terminal-select {
  background: rgba(6, 9, 19, 0.8);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  padding: 10px;
  border-radius: 6px;
  outline: none;
  cursor: pointer;
  width: 100%;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.terminal-select:focus, .terminal-select:hover {
  border-color: var(--neon-cyan);
  box-shadow: 0 0 10px rgba(0, 242, 254, 0.2);
}

.button-row {
  display: flex;
  gap: 12px;
}

.terminal-btn {
  flex: 1;
  background: transparent;
  border: 1px solid var(--neon-cyan);
  color: var(--neon-cyan);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  padding: 10px 14px;
  border-radius: 6px;
  cursor: pointer;
  transition: all var(--transition-normal);
  text-shadow: 0 0 5px rgba(0, 242, 254, 0.3);
  position: relative;
  overflow: hidden;
}

.terminal-btn:hover {
  background: rgba(0, 242, 254, 0.15);
  box-shadow: 0 0 15px rgba(0, 242, 254, 0.4);
  transform: translateY(-2px);
}

.terminal-btn:active {
  transform: translateY(0);
}

.terminal-btn.btn-danger {
  border-color: var(--neon-magenta);
  color: var(--neon-magenta);
  text-shadow: 0 0 5px rgba(255, 0, 127, 0.3);
}

.terminal-btn.btn-danger:hover {
  background: rgba(255, 0, 127, 0.15);
  box-shadow: 0 0 15px rgba(255, 0, 127, 0.4);
}

.terminal-btn.btn-success {
  border-color: var(--neon-green);
  color: var(--neon-green);
  text-shadow: 0 0 5px rgba(57, 255, 20, 0.3);
}

.terminal-btn.btn-success:hover {
  background: rgba(57, 255, 20, 0.15);
  box-shadow: 0 0 15px rgba(57, 255, 20, 0.4);
}

.terminal-btn.btn-primary {
  background: var(--neon-cyan);
  color: var(--bg-color);
  font-weight: bold;
  text-shadow: none;
}

.terminal-btn.btn-primary:hover {
  background: #ffffff;
  box-shadow: 0 0 20px #ffffff;
}

/* --- Drift State Box --- */
.drift-warning-box {
  background: rgba(255, 94, 0, 0.05);
  border: 1px solid rgba(255, 94, 0, 0.2);
  border-radius: 6px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: all var(--transition-normal);
}

.drift-warning-box.idled {
  opacity: 0.5;
  background: rgba(255, 255, 255, 0.02);
  border-color: rgba(255, 255, 255, 0.1);
}

.drift-warning-box.active {
  border-color: var(--neon-orange);
  box-shadow: 0 0 15px rgba(255, 94, 0, 0.15);
  animation: drift-warn-glow 2s infinite alternate;
}

@keyframes drift-warn-glow {
  0% { box-shadow: 0 0 5px rgba(255, 94, 0, 0.1); }
  100% { box-shadow: 0 0 15px rgba(255, 94, 0, 0.3); }
}

.drift-header {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: bold;
  color: var(--text-muted);
}

.drift-warning-box.active .drift-header {
  color: var(--neon-orange);
  text-shadow: 0 0 5px rgba(255, 94, 0, 0.3);
}

.drift-progress-bar {
  background: rgba(255, 255, 255, 0.08);
  height: 6px;
  border-radius: 3px;
  overflow: hidden;
}

.drift-progress-fill {
  background: var(--text-muted);
  width: 0%;
  height: 100%;
  transition: width 0.1s linear;
}

.drift-warning-box.active .drift-progress-fill {
  background: var(--neon-orange);
  box-shadow: 0 0 8px var(--neon-orange);
}

.drift-time-text {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  text-align: right;
}

.drift-warning-box.active .drift-time-text {
  color: var(--neon-orange);
}

/* --- Game Area --- */
.game-area {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  background: rgba(3, 5, 10, 0.3);
  position: relative;
}

.canvas-wrapper {
  position: relative;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  box-shadow: 0 0 30px rgba(0, 0, 0, 0.8), 0 0 15px rgba(0, 242, 254, 0.05);
  overflow: hidden;
}

#game-canvas {
  display: block;
  background-color: #03060c;
  cursor: pointer;
  outline: none;
}

/* --- Overlays --- */
.overlay {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  background: rgba(4, 6, 12, 0.95);
  display: flex;
  justify-content: center;
  align-items: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
  z-index: 20;
}

.overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.overlay-content {
  text-align: center;
  padding: 30px;
  max-width: 480px;
  border: 1px solid var(--border-color);
  background: rgba(13, 19, 36, 0.8);
  border-radius: 12px;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.8), 0 0 20px rgba(0, 242, 254, 0.1);
  animation: zoomIn 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

@keyframes zoomIn {
  from { transform: scale(0.9); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.overlay-content h1 {
  font-size: 2.2rem;
  font-weight: 800;
  letter-spacing: 4px;
  margin-bottom: 4px;
  color: var(--neon-cyan);
  text-shadow: 0 0 15px rgba(0, 242, 254, 0.6);
}

.overlay-content h2 {
  font-size: 1.8rem;
  font-weight: 800;
  letter-spacing: 3px;
  margin-bottom: 12px;
}

.rainbow-text {
  background: linear-gradient(90deg, #ff3333, #ffff33, #33ff33, #33ffff, #3333ff, #ff33ff, #ff3333);
  background-size: 200% auto;
  color: transparent;
  background-clip: text;
  -webkit-background-clip: text;
  animation: rainbow-flow 4s linear infinite;
  text-shadow: 0 0 10px rgba(255, 255, 255, 0.1);
}

@keyframes rainbow-flow {
  0% { background-position: 0% 50%; }
  100% { background-position: 200% 50%; }
}

.overlay-content p {
  font-size: 0.95rem;
  color: var(--text-primary);
  opacity: 0.9;
  line-height: 1.5;
  margin-bottom: 24px;
}

.overlay-content p.subtitle {
  font-family: var(--font-mono);
  color: var(--neon-magenta);
  font-size: 0.85rem;
  letter-spacing: 2px;
  margin-top: -4px;
  margin-bottom: 20px;
}

.game-intro-text {
  text-align: left;
  font-size: 0.85rem;
  color: var(--text-primary);
  opacity: 0.75;
  line-height: 1.6;
  margin-bottom: 24px;
  background: rgba(6, 9, 19, 0.5);
  padding: 12px 16px;
  border-left: 2px solid var(--neon-cyan);
  border-radius: 0 6px 6px 0;
}

.game-intro-text strong {
  color: var(--neon-orange);
}

/* --- Footer --- */
.terminal-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 20px;
  border-top: 1px solid var(--border-color);
  background: rgba(8, 12, 24, 0.8);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 1px;
}

.text-right {
  text-align: right;
}

/* --- Global Animations --- */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* --- Mobile / Tablet Responsiveness --- */
@media (max-width: 992px) {
  body {
    height: auto;
    overflow-y: auto;
    padding: 10px 0;
    align-items: flex-start;
  }
  
  .terminal-container {
    width: 95vw;
    height: auto;
    max-height: none;
  }
  
  .main-layout {
    flex-direction: column;
    height: auto;
    overflow: visible;
  }
  
  .sidebar {
    width: 100%;
    border-right: none;
    border-bottom: 1px solid var(--border-color);
  }
  
  .control-panel {
    min-height: auto;
  }
  
  .game-area {
    padding: 20px 10px;
    height: auto;
  }
  
  .canvas-wrapper {
    max-width: 100%;
    height: auto;
  }
  
  #game-canvas {
    width: 100%;
    max-width: 100%;
    height: auto;
  }
}

/* --- Shift Background & CRT Flicker Animations --- */
@keyframes grid-shift {
  0% { background-position: 0px 0px, 0px 0px, 0px 0px; }
  100% { background-position: 0px 0px, 1000px 1000px, 1000px 1000px; }
}

@keyframes crt-flicker {
  0% { opacity: 0.995; }
  50% { opacity: 1.0; }
  100% { opacity: 0.997; }
}

/* --- Level Editor Controls --- */
.terminal-textarea {
  background: rgba(6, 9, 19, 0.8);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  padding: 8px;
  border-radius: 6px;
  outline: none;
  cursor: text;
  width: 100%;
  height: 60px;
  resize: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.terminal-textarea:focus {
  border-color: var(--neon-cyan);
  box-shadow: 0 0 10px rgba(0, 242, 254, 0.2);
}

.checkbox-row {
  display: flex;
  gap: 16px;
  margin-top: 4px;
  margin-bottom: 4px;
}

.terminal-checkbox-container {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-primary);
  cursor: pointer;
  user-select: none;
}

.terminal-checkbox-container input {
  cursor: pointer;
  accent-color: var(--neon-cyan);
  width: 14px;
  height: 14px;
}

/* --- Creative Lab Guide --- */
.lab-guide {
  border: 1px solid rgba(0, 242, 254, 0.2);
  border-radius: 8px;
  background: rgba(0, 242, 254, 0.03);
  overflow: hidden;
  transition: border-color var(--transition-normal);
  flex-shrink: 0;
}

.lab-guide[open] {
  border-color: rgba(0, 242, 254, 0.4);
  box-shadow: 0 0 12px rgba(0, 242, 254, 0.08);
}

.lab-guide-summary {
  cursor: pointer;
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 1px;
  color: var(--neon-cyan);
  list-style: none;
  display: flex;
  align-items: center;
  gap: 6px;
  user-select: none;
  transition: background var(--transition-fast);
}

.lab-guide-summary::-webkit-details-marker { display: none; }
.lab-guide-summary::before {
  content: '▸';
  font-size: 0.9rem;
  transition: transform 0.2s ease;
}
.lab-guide[open] > .lab-guide-summary::before {
  transform: rotate(90deg);
}

.lab-guide-summary:hover {
  background: rgba(0, 242, 254, 0.06);
}

.lab-guide-body {
  padding: 12px 14px;
  border-top: 1px solid rgba(0, 242, 254, 0.12);
  background: rgba(6, 9, 19, 0.65);
  height: 380px;
  overflow-y: auto;
}

.lab-guide-intro {
  font-size: 0.76rem;
  color: var(--text-primary);
  margin-bottom: 12px;
  line-height: 1.55;
  border-left: 2px solid var(--neon-cyan);
  padding-left: 8px;
}

.lab-guide-section {
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(0, 242, 254, 0.1);
}

.lab-guide-section:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.lab-guide-section strong {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--neon-yellow);
  letter-spacing: 0.5px;
  margin-bottom: 8px;
  text-transform: uppercase;
}

.lab-guide-section ol {
  padding-left: 16px;
  font-size: 0.74rem;
  color: var(--text-primary);
  line-height: 1.6;
}

.lab-guide-section ol li {
  margin-bottom: 4px;
}

.lab-guide-section p {
  font-size: 0.74rem;
  color: var(--text-primary);
  line-height: 1.5;
}

.lab-guide-section em {
  color: var(--neon-cyan);
  font-style: normal;
  font-weight: 600;
}

.lab-ref-table {
  width: 100%;
  font-size: 0.72rem;
  border-collapse: collapse;
}

.lab-ref-table td {
  padding: 6px 4px;
  border-bottom: 1px solid rgba(0, 242, 254, 0.08);
  vertical-align: middle;
}

.lab-ref-table td:first-child {
  white-space: nowrap;
  color: var(--neon-cyan);
  font-family: var(--font-mono);
  width: 100px;
  font-weight: 600;
}

.lab-ref-table td:last-child {
  color: var(--text-muted);
}

.lab-ref-table tr:last-child td {
  border-bottom: none;
}

.lab-demo-code {
  font-size: 0.65rem !important;
  height: 48px !important;
  background: rgba(0, 0, 0, 0.4) !important;
  color: var(--neon-green) !important;
  word-break: break-all;
}

@media (prefers-reduced-motion: reduce) {
  body {
    animation: none !important;
  }
  .terminal-container {
    animation: none !important;
  }
  .terminal-container::after {
    background: none !important;
  }
  .status-indicator.online {
    animation: none !important;
  }
  .drift-warning-box.active {
    animation: none !important;
  }
  .overlay-content {
    animation: none !important;
  }
  .rainbow-text {
    animation: none !important;
    background: none !important;
    color: var(--neon-cyan) !important;
  }
  .narrative-entry {
    animation: none !important;
  }
}