/* ==========================================================================
   CYBERLABS // SEC_OPS STYLESHEET
   Cyberpunk Hacker Aesthetics with High-End Professional Polish
   ========================================================================== */

:root {
  /* Cyber Lighter Grey Tech Palette */
  --bg-void: #1e232d;            /* Main background: clean, tech slate grey */
  --bg-deep: #252c38;            /* Inner sections & subcards */
  --bg-surface: #2d3644;         /* Primary cards and panels */
  --bg-surface-hover: #374253;   /* Hover states */
  --bg-screen: #191e27;          /* Code blocks and console screens */

  --border-dim: #3e4a5d;         /* Distinct lighter grey borders */
  --border-neon: #00f5ff;
  --border-emerald: #00ff9d;
  --border-crimson: #ff3366;

  --text-pure: #ffffff;
  --text-main: #f1f5f9;          /* High contrast bright text */
  --text-muted: #94a3b8;         /* Crisp readable secondary text */
  --text-dim: #64748b;

  /* Neon Accents */
  --neon-cyan: #00f5ff;
  --neon-cyan-glow: rgba(0, 245, 255, 0.35);
  --neon-emerald: #00ff9d;
  --neon-emerald-glow: rgba(0, 255, 157, 0.3);
  --neon-pink: #ff007f;
  --neon-amber: #ffb703;
  --neon-crimson: #ff3366;
  --neon-crimson-glow: rgba(255, 51, 102, 0.3);

  /* Fonts */
  --font-cyber: 'Orbitron', 'Inter', -apple-system, sans-serif;
  --font-mono: 'Fira Code', 'JetBrains Mono', monospace;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Radii & Shadows */
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;

  --glow-cyan: 0 0 15px rgba(0, 245, 255, 0.25), 0 0 30px rgba(0, 245, 255, 0.1);
  --glow-emerald: 0 0 15px rgba(0, 255, 157, 0.25);
  --glow-crimson: 0 0 15px rgba(255, 51, 102, 0.3);

  --transition-fast: 0.15s ease;
  --transition-smooth: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

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

body.cyber-theme {
  font-family: var(--font-body);
  background-color: var(--bg-void);
  color: var(--text-main);
  min-height: 100vh;
  line-height: 1.6;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Cyberpunk Digital Grid Background */
.cyber-grid-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 38px 38px;
  pointer-events: none;
  z-index: -2;
}

/* Subtle Screen Scanlines Effect */
.cyber-scanlines {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.12) 50%);
  background-size: 100% 4px;
  pointer-events: none;
  opacity: 0.45;
  z-index: 999;
}

/* ==========================================================================
   Header Component
   ========================================================================== */
.cyber-header {
  background-color: rgba(37, 44, 56, 0.94);
  border-bottom: 1px solid var(--border-dim);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(14px);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-container {
  max-width: 1040px;
  margin: 0 auto;
  padding: 0.75rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
}

/* Brand (Home Button) */
.brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  background: transparent;
  border: 1px solid transparent;
  padding: 0.35rem 0.65rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  text-decoration: none;
  transition: all var(--transition-fast);
  user-select: none;
}

.brand:hover {
  background: var(--bg-surface-hover);
  border-color: rgba(0, 245, 255, 0.4);
  transform: translateY(-1px);
  box-shadow: 0 0 12px rgba(0, 245, 255, 0.2);
}

.brand:hover .brand-terminal-icon {
  box-shadow: 0 0 15px rgba(0, 245, 255, 0.5);
  border-color: var(--neon-cyan);
}

.brand:active {
  transform: translateY(0);
}

.brand:focus-visible {
  outline: 2px solid var(--neon-cyan);
  outline-offset: 2px;
}

.brand-terminal-icon {
  width: 38px;
  height: 38px;
  background: #232935;
  border: 1px solid var(--border-neon);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--neon-cyan);
  box-shadow: 0 0 10px rgba(0, 245, 255, 0.25);
  transition: all var(--transition-fast);
}

.icon-cursor {
  animation: blink 1s step-start infinite;
}

@keyframes blink {
  50% { opacity: 0; }
}

.brand-title {
  font-family: var(--font-cyber);
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: #ffffff;
}

.brand-glow {
  color: var(--neon-cyan);
  text-shadow: 0 0 10px rgba(0, 245, 255, 0.6);
}

.brand-sub {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

/* Module Selector Tabs in Header */
.header-module-tabs {
  display: flex;
  background: var(--bg-void);
  padding: 3px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-dim);
}

.module-tab-btn {
  background: transparent;
  border: none;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-xs);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  transition: all var(--transition-fast);
}

.module-tab-btn .tab-indicator {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

.module-tab-btn:hover {
  color: var(--text-main);
}

.module-tab-btn.active {
  background: var(--bg-surface);
  color: var(--neon-cyan);
  border: 1px solid rgba(0, 245, 255, 0.3);
  box-shadow: 0 0 8px rgba(0, 245, 255, 0.2);
}

/* Status Panel */
.header-status-panel {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.sfx-toggle-btn {
  background: var(--bg-void);
  border: 1px solid var(--border-dim);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 0.35rem 0.65rem;
  border-radius: var(--radius-xs);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  transition: all var(--transition-fast);
}

.sfx-toggle-btn:hover {
  border-color: var(--neon-cyan);
  color: var(--text-main);
}

.sfx-toggle-btn.muted {
  opacity: 0.6;
}

.sys-pulse {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--neon-emerald);
  background: rgba(0, 255, 157, 0.08);
  border: 1px solid rgba(0, 255, 157, 0.25);
  padding: 0.3rem 0.6rem;
  border-radius: var(--radius-xs);
  letter-spacing: 0.04em;
}

.pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--neon-emerald);
  box-shadow: 0 0 8px var(--neon-emerald);
  animation: pulse-glow 2s infinite ease-in-out;
}

@keyframes pulse-glow {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

.header-score-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--neon-cyan);
  background: rgba(0, 245, 255, 0.06);
  border: 1px solid rgba(0, 245, 255, 0.2);
  padding: 0.3rem 0.65rem;
  border-radius: var(--radius-xs);
}

/* ==========================================================================
   Main Container & Panels
   ========================================================================== */
.main-container {
  max-width: 1040px;
  width: 100%;
  margin: 0 auto;
  padding: 2.25rem 1.5rem;
  flex: 1;
}

.view-panel {
  display: none;
  animation: panelScan 0.3s ease forwards;
}

.view-panel.active {
  display: block;
}

@keyframes panelScan {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ==========================================================================
   Terminal Window Frame
   ========================================================================== */
.terminal-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius-md);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.6), 0 0 1px rgba(0, 245, 255, 0.2);
  overflow: hidden;
  position: relative;
}

.terminal-bar {
  background: var(--bg-deep);
  border-bottom: 1px solid var(--border-dim);
  padding: 0.65rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.terminal-dots {
  display: flex;
  gap: 0.45rem;
}

.terminal-dots .dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.terminal-dots .dot.red { background: #ff4757; }
.terminal-dots .dot.yellow { background: #ffa502; }
.terminal-dots .dot.green { background: #2ed573; }

.terminal-title-text {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--text-muted);
  letter-spacing: 0.06em;
}

.terminal-id {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--neon-cyan);
}

.terminal-body {
  padding: 2.75rem 2.25rem;
}

/* Terminal prompt header */
.terminal-pre-banner {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
  background: var(--bg-deep);
  display: inline-block;
  padding: 0.3rem 0.8rem;
  border-radius: var(--radius-xs);
  border: 1px solid var(--border-dim);
}

.prompt-user { color: var(--neon-emerald); font-weight: 600; }
.prompt-path { color: var(--neon-cyan); }

.cyber-headline {
  font-family: var(--font-cyber);
  font-size: 2.35rem;
  font-weight: 900;
  letter-spacing: 0.02em;
  color: #ffffff;
  line-height: 1.2;
  margin-bottom: 0.85rem;
}

.text-neon-cyan {
  color: var(--neon-cyan);
  text-shadow: 0 0 15px rgba(0, 245, 255, 0.4);
}

.cyber-lead {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 720px;
  margin-bottom: 2.5rem;
}

.cyber-lead strong {
  color: var(--text-pure);
}

/* ==========================================================================
   Module Selector Cards (SQL vs JSON)
   ========================================================================== */
.modules-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2.25rem;
}

.module-card {
  background: var(--bg-deep);
  border: 1.5px solid var(--border-dim);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  cursor: pointer;
  position: relative;
  transition: all var(--transition-smooth);
  display: flex;
  flex-direction: column;
}

.module-card:hover {
  background: var(--bg-surface-hover);
  border-color: rgba(0, 245, 255, 0.5);
  transform: translateY(-2px);
  box-shadow: var(--glow-cyan);
}

.module-card.selected {
  border-color: var(--neon-cyan);
  background: rgba(0, 245, 255, 0.05);
  box-shadow: 0 0 20px rgba(0, 245, 255, 0.2);
}

.module-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.85rem;
}

.module-code {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--neon-cyan);
  letter-spacing: 0.08em;
  padding: 0.15rem 0.5rem;
  background: rgba(0, 245, 255, 0.1);
  border: 1px solid rgba(0, 245, 255, 0.25);
  border-radius: var(--radius-xs);
}

.module-status {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--neon-emerald);
  letter-spacing: 0.05em;
}

.module-card-title {
  font-family: var(--font-cyber);
  font-size: 1.25rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 0.5rem;
  letter-spacing: 0.02em;
}

.module-card-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.45;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.module-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--border-dim);
  padding-top: 0.85rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

.card-tag {
  color: var(--text-muted);
}

.card-best {
  color: var(--neon-cyan);
}

/* Difficulty Level Selection */
.difficulty-level-section {
  margin-bottom: 2.25rem;
}

.diff-section-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--neon-cyan);
  letter-spacing: 0.08em;
  margin-bottom: 0.85rem;
  text-align: left;
}

.difficulty-level-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.15rem;
}

.diff-level-card {
  background: var(--bg-deep);
  border: 1.5px solid var(--border-dim);
  border-radius: var(--radius-sm);
  padding: 1.25rem 1rem;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  text-align: left;
  transition: all var(--transition-fast);
  position: relative;
}

.diff-level-card:hover {
  background: var(--bg-surface-hover);
  border-color: rgba(0, 245, 255, 0.4);
  transform: translateY(-2px);
}

.diff-level-card.selected {
  border-color: var(--neon-cyan);
  background: rgba(0, 245, 255, 0.08);
  box-shadow: 0 0 16px rgba(0, 245, 255, 0.2);
}

.diff-card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
}

.diff-badge {
  font-weight: 700;
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-xs);
  letter-spacing: 0.04em;
}

.diff-easy {
  color: var(--neon-emerald);
  background: rgba(0, 255, 157, 0.1);
  border: 1px solid rgba(0, 255, 157, 0.3);
}

.diff-medium {
  color: var(--neon-amber);
  background: rgba(255, 183, 3, 0.1);
  border: 1px solid rgba(255, 183, 3, 0.3);
}

.diff-hard {
  color: var(--neon-crimson);
  background: rgba(255, 51, 102, 0.1);
  border: 1px solid rgba(255, 51, 102, 0.3);
}

.diff-vector-count {
  color: var(--text-dim);
}

.diff-title {
  font-family: var(--font-cyber);
  font-size: 1.15rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 0.35rem;
  letter-spacing: 0.04em;
}

.diff-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.4;
  margin-bottom: 0.85rem;
  flex-grow: 1;
}

.diff-best {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border-dim);
  padding-top: 0.6rem;
}

.diff-best strong {
  color: var(--neon-cyan);
}

/* Start Button & HUD */
.start-actions-row {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

kbd {
  font-family: var(--font-mono);
  background: var(--bg-screen);
  border: 1px solid var(--border-dim);
  border-bottom: 2px solid var(--neon-cyan);
  border-radius: 3px;
  padding: 0.15rem 0.45rem;
  font-size: 0.75rem;
  color: #cbd5e1;
}

/* ==========================================================================
   Cyber Button System
   ========================================================================== */
.cyber-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  font-family: var(--font-cyber);
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  padding: 0.8rem 1.6rem;
  border-radius: var(--radius-xs);
  cursor: pointer;
  border: none;
  transition: all var(--transition-fast);
  user-select: none;
  position: relative;
}

.cyber-btn-primary {
  background: linear-gradient(135deg, #00b4d8, #0077b6);
  color: #ffffff;
  border: 1px solid var(--neon-cyan);
  box-shadow: 0 0 14px rgba(0, 245, 255, 0.3);
}

.cyber-btn-primary:hover:not(:disabled) {
  background: linear-gradient(135deg, #00f5ff, #0096c7);
  box-shadow: 0 0 24px rgba(0, 245, 255, 0.55);
  transform: translateY(-1px);
}

.cyber-btn-primary:disabled {
  opacity: 0.35;
  cursor: not-allowed;
  box-shadow: none !important;
  transform: none !important;
}

.cyber-btn-secondary {
  background: var(--bg-deep);
  color: var(--text-main);
  border: 1px solid var(--border-dim);
}

.cyber-btn-secondary:hover {
  background: var(--bg-surface-hover);
  border-color: var(--neon-cyan);
  color: #ffffff;
}

.cyber-btn-lg {
  padding: 1rem 2.5rem;
  font-size: 1rem;
}

/* ==========================================================================
   2. QUIZ SCREEN (CHALLENGE TERMINAL)
   ========================================================================== */
.hud-status-strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.85rem;
  gap: 1rem;
  flex-wrap: wrap;
}

.hud-left, .hud-right {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.hud-pill {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-xs);
  letter-spacing: 0.04em;
  background: var(--bg-surface);
  border: 1px solid var(--border-dim);
}

.hud-module {
  color: var(--neon-cyan);
  border-color: rgba(0, 245, 255, 0.3);
  background: rgba(0, 245, 255, 0.08);
}

.hud-vector {
  color: #ffffff;
}

.hud-category {
  color: var(--text-muted);
}

.hud-difficulty.beginner,
.hud-difficulty.easy {
  color: var(--neon-emerald);
  border-color: rgba(0, 255, 157, 0.3);
  background: rgba(0, 255, 157, 0.08);
}

.hud-difficulty.intermediate,
.hud-difficulty.medium {
  color: var(--neon-amber);
  border-color: rgba(255, 183, 3, 0.3);
  background: rgba(255, 183, 3, 0.08);
}

.hud-difficulty.advanced,
.hud-difficulty.hard {
  color: var(--neon-crimson);
  border-color: rgba(255, 51, 102, 0.3);
  background: rgba(255, 51, 102, 0.08);
}

.hud-timer, .hud-score {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-dim);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-xs);
  color: var(--text-muted);
}

.hud-timer span:last-child {
  color: #ffffff;
}

.hud-score strong {
  color: var(--neon-cyan);
}

/* Cyber Neon Progress Track */
.cyber-progress-track {
  width: 100%;
  height: 4px;
  background: var(--border-dim);
  border-radius: var(--radius-xs);
  overflow: hidden;
  margin-bottom: 1.25rem;
}

.cyber-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, #0077b6, #00f5ff, #00ff9d);
  box-shadow: 0 0 10px rgba(0, 245, 255, 0.5);
  transition: width 0.35s ease;
}

/* Vector Navigation Pills */
.vector-nav-row {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  overflow-x: auto;
  padding-bottom: 0.35rem;
}

.v-nav-dot {
  flex: 1;
  min-width: 32px;
  height: 30px;
  border-radius: var(--radius-xs);
  background: var(--bg-surface);
  border: 1px solid var(--border-dim);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.v-nav-dot:hover {
  border-color: var(--neon-cyan);
  color: #ffffff;
}

.v-nav-dot.current {
  border-color: var(--neon-cyan);
  background: rgba(0, 245, 255, 0.15);
  color: var(--neon-cyan);
  box-shadow: 0 0 10px rgba(0, 245, 255, 0.3);
}

.v-nav-dot.answered {
  border-color: #4b5563;
  color: var(--text-main);
  background: var(--bg-deep);
}

.v-nav-dot.correct {
  background: rgba(0, 255, 157, 0.15);
  border-color: var(--neon-emerald);
  color: var(--neon-emerald);
}

.v-nav-dot.incorrect {
  background: rgba(255, 51, 102, 0.15);
  border-color: var(--neon-crimson);
  color: var(--neon-crimson);
}

/* Challenge Terminal Card */
.terminal-challenge-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius-md);
  padding: 2.25rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
  margin-bottom: 1.5rem;
  position: relative;
}

.challenge-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
}

.challenge-tag {
  color: var(--neon-cyan);
  letter-spacing: 0.08em;
  font-weight: 700;
}

.challenge-encryption {
  color: var(--text-dim);
}

.challenge-prompt {
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1.5;
  color: #ffffff;
  margin-bottom: 1.5rem;
}

.challenge-prompt code {
  font-family: var(--font-mono);
  background: var(--bg-screen);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  color: var(--neon-cyan);
  border: 1px solid var(--border-dim);
  font-size: 0.9em;
}

/* Code Snippet Box */
.code-terminal {
  background: var(--bg-screen);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius-sm);
  margin-bottom: 1.75rem;
  overflow: hidden;
  box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.7);
}

.code-terminal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.45rem 0.85rem;
  background: rgba(255, 255, 255, 0.02);
  border-bottom: 1px solid var(--border-dim);
}

.code-lang-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.06em;
}

.cyber-copy-btn {
  background: transparent;
  border: 1px solid var(--border-dim);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 0.2rem 0.55rem;
  border-radius: 3px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  transition: all var(--transition-fast);
}

.cyber-copy-btn:hover {
  border-color: var(--neon-cyan);
  color: var(--neon-cyan);
}

.code-screen {
  padding: 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.92rem;
  line-height: 1.65;
  color: #e2e8f0;
  overflow-x: auto;
}

/* Syntax Highlighting Colors */
.code-screen .sql-kw, .code-screen .json-kw {
  color: #f472b6;
  font-weight: 600;
}
.code-screen .sql-fn {
  color: #38bdf8;
}
.code-screen .sql-str, .code-screen .json-str {
  color: #4ade80;
}
.code-screen .json-key {
  color: #38bdf8;
  font-weight: 600;
}
.code-screen .json-num {
  color: #fbbf24;
}
.code-screen .json-bool {
  color: #c084fc;
}
.code-screen .json-null {
  color: #f87171;
}
.code-screen .sql-comment, .code-screen .json-comment {
  color: #64748b;
  font-style: italic;
}
.code-screen .cyber-slot {
  color: #ff007f;
  background: rgba(255, 0, 127, 0.18);
  border: 1px solid rgba(255, 0, 127, 0.4);
  padding: 0 4px;
  border-radius: 3px;
  font-weight: 700;
}

/* Options Grid */
.cyber-options-grid {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.cyber-opt-btn {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  background: var(--bg-deep);
  border: 1.5px solid var(--border-dim);
  border-radius: var(--radius-sm);
  color: var(--text-main);
  font-family: inherit;
  font-size: 0.95rem;
  text-align: left;
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
}

.cyber-opt-btn:hover:not(:disabled) {
  background: var(--bg-surface-hover);
  border-color: rgba(0, 245, 255, 0.4);
  transform: translateX(4px);
}

.cyber-opt-btn.selected {
  background: rgba(0, 245, 255, 0.08);
  border-color: var(--neon-cyan);
  box-shadow: 0 0 12px rgba(0, 245, 255, 0.25);
}

.opt-bracket {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-xs);
  background: var(--bg-surface);
  border: 1px solid var(--border-dim);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

.cyber-opt-btn.selected .opt-bracket {
  background: var(--neon-cyan);
  border-color: var(--neon-cyan);
  color: #000000;
  box-shadow: 0 0 8px var(--neon-cyan);
}

.opt-text {
  flex: 1;
  font-weight: 500;
  line-height: 1.45;
}

.opt-status-icon {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  display: none;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

/* Success / Breach States */
.cyber-opt-btn.correct {
  background: rgba(0, 255, 157, 0.1) !important;
  border-color: var(--neon-emerald) !important;
  color: #ecfdf5;
  box-shadow: var(--glow-emerald);
}

.cyber-opt-btn.correct .opt-bracket {
  background: var(--neon-emerald);
  border-color: var(--neon-emerald);
  color: #000000;
}

.cyber-opt-btn.correct .opt-status-icon {
  display: flex;
  background: var(--neon-emerald);
  color: #000000;
}

.cyber-opt-btn.incorrect {
  background: rgba(255, 51, 102, 0.1) !important;
  border-color: var(--neon-crimson) !important;
  color: #fff1f2;
  box-shadow: var(--glow-crimson);
}

.cyber-opt-btn.incorrect .opt-bracket {
  background: var(--neon-crimson);
  border-color: var(--neon-crimson);
  color: #ffffff;
}

.cyber-opt-btn.incorrect .opt-status-icon {
  display: flex;
  background: var(--neon-crimson);
  color: #ffffff;
}

.cyber-opt-btn:disabled {
  cursor: default;
  transform: none !important;
}

/* Telemetry / Explanation Box */
.telemetry-box {
  display: none;
  margin-top: 1.75rem;
  padding: 1.35rem;
  border-radius: var(--radius-sm);
  background: var(--bg-deep);
  border: 1px solid var(--border-dim);
  animation: panelScan 0.25s ease;
}

.telemetry-box.show {
  display: block;
}

.telemetry-box.is-correct {
  border-color: rgba(0, 255, 157, 0.45);
  background: rgba(0, 255, 157, 0.05);
}

.telemetry-box.is-incorrect {
  border-color: rgba(255, 51, 102, 0.45);
  background: rgba(255, 51, 102, 0.05);
}

.telemetry-header {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-cyber);
  font-size: 0.88rem;
  font-weight: 700;
  margin-bottom: 0.65rem;
}

.telemetry-box.is-correct .telemetry-title {
  color: var(--neon-emerald);
}

.telemetry-box.is-incorrect .telemetry-title {
  color: var(--neon-crimson);
}

.telemetry-body-text {
  font-size: 0.92rem;
  color: #cbd5e1;
  line-height: 1.55;
}

.telemetry-body-text code {
  font-family: var(--font-mono);
  background: var(--bg-screen);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  color: var(--neon-cyan);
  border: 1px solid var(--border-dim);
  font-size: 0.9em;
}

/* HUD Footer Controls */
.hud-controls-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.hud-action-wrapper {
  margin-left: auto;
}

/* ==========================================================================
   3. RESULTS SCREEN (SECURITY CLEARANCE REPORT)
   ========================================================================== */
.result-terminal .terminal-body {
  padding: 3rem 2.5rem;
}

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

/* Holographic Circular Score Gauge */
.cyber-score-hud {
  position: relative;
  width: 170px;
  height: 170px;
  margin: 0 auto 1.5rem;
}

.hud-svg {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}

.hud-ring-bg {
  fill: none;
  stroke: var(--border-dim);
  stroke-width: 10;
}

.hud-ring-fg {
  fill: none;
  stroke: var(--neon-cyan);
  stroke-width: 10;
  stroke-linecap: round;
  stroke-dasharray: 477;
  stroke-dashoffset: 477;
  transition: stroke-dashoffset 1.2s cubic-bezier(0.16, 1, 0.3, 1);
  filter: drop-shadow(0 0 8px rgba(0, 245, 255, 0.6));
}

.hud-center-data {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.hud-score-number {
  font-family: var(--font-cyber);
  font-size: 3.1rem;
  font-weight: 900;
  line-height: 1;
  color: #ffffff;
}

.hud-score-denominator {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
}

/* Clearance Level Badge */
.clearance-tag-box {
  margin-bottom: 0.85rem;
}

.clearance-tag {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 0.4rem 1.1rem;
  border-radius: var(--radius-xs);
  display: inline-block;
}

.clearance-tag.clearance-architect {
  background: rgba(0, 255, 157, 0.15);
  border: 1px solid var(--neon-emerald);
  color: var(--neon-emerald);
  box-shadow: 0 0 15px rgba(0, 255, 157, 0.3);
}

.clearance-tag.clearance-operator {
  background: rgba(0, 245, 255, 0.15);
  border: 1px solid var(--neon-cyan);
  color: var(--neon-cyan);
  box-shadow: 0 0 15px rgba(0, 245, 255, 0.3);
}

.clearance-tag.clearance-specialist {
  background: rgba(255, 183, 3, 0.15);
  border: 1px solid var(--neon-amber);
  color: var(--neon-amber);
  box-shadow: 0 0 15px rgba(255, 183, 3, 0.3);
}

.clearance-tag.clearance-breached {
  background: rgba(255, 51, 102, 0.15);
  border: 1px solid var(--neon-crimson);
  color: var(--neon-crimson);
  box-shadow: 0 0 15px rgba(255, 51, 102, 0.3);
}

.debrief-headline {
  font-family: var(--font-cyber);
  font-size: 1.85rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 0.5rem;
}

.debrief-summary {
  font-size: 0.98rem;
  color: var(--text-muted);
  max-width: 620px;
  margin: 0 auto 2.5rem;
}

/* Security Telemetry Metrics */
.telemetry-metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-bottom: 2.5rem;
  text-align: left;
}

.t-metric-card {
  background: var(--bg-deep);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius-sm);
  padding: 1.15rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.t-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  font-weight: 600;
  letter-spacing: 0.05em;
}

.t-value {
  font-family: var(--font-cyber);
  font-size: 1.5rem;
  font-weight: 800;
  color: #ffffff;
}

.t-value.correct-neon {
  color: var(--neon-emerald);
}

.t-value.breach-neon {
  color: var(--neon-crimson);
}

/* Sector Breakdown */
.sector-breakdown-card {
  background: var(--bg-deep);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius-sm);
  padding: 1.5rem;
  margin-bottom: 2.5rem;
  text-align: left;
}

.sector-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.25rem;
  font-family: var(--font-mono);
}

.sector-title {
  font-family: var(--font-cyber);
  font-size: 0.95rem;
  font-weight: 700;
  color: #ffffff;
}

.sector-subtitle {
  font-size: 0.72rem;
  color: var(--text-dim);
}

.sector-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.sector-row {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.sector-meta {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.82rem;
}

.sector-bar-track {
  width: 100%;
  height: 6px;
  background: var(--bg-surface);
  border-radius: var(--radius-xs);
  overflow: hidden;
}

.sector-bar-fill {
  height: 100%;
  border-radius: var(--radius-xs);
  transition: width 0.8s ease;
}

/* Debrief Actions */
.debrief-actions-row {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}

/* Audit Log (Accordion) */
.audit-log-section {
  text-align: left;
  border-top: 1px solid var(--border-dim);
  padding-top: 2rem;
}

.audit-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.25rem;
  font-family: var(--font-mono);
}

.audit-header h3 {
  font-family: var(--font-cyber);
  font-size: 1.05rem;
  color: #ffffff;
}

.audit-records-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.audit-record-card {
  background: var(--bg-deep);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius-sm);
  padding: 1.25rem;
  border-left: 4px solid var(--border-dim);
}

.audit-record-card.passed {
  border-left-color: var(--neon-emerald);
}

.audit-record-card.breached {
  border-left-color: var(--neon-crimson);
}

.audit-record-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.65rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
}

.audit-idx {
  color: var(--text-muted);
}

.audit-status-chip {
  padding: 0.15rem 0.55rem;
  border-radius: var(--radius-xs);
  font-weight: 700;
}

.audit-status-chip.passed {
  background: rgba(0, 255, 157, 0.12);
  color: var(--neon-emerald);
  border: 1px solid var(--neon-emerald);
}

.audit-status-chip.breached {
  background: rgba(255, 51, 102, 0.12);
  color: var(--neon-crimson);
  border: 1px solid var(--neon-crimson);
}

.audit-question {
  font-weight: 600;
  font-size: 0.98rem;
  color: #ffffff;
  margin-bottom: 0.85rem;
}

.audit-answers-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius-xs);
  padding: 0.85rem;
  font-size: 0.88rem;
  margin-bottom: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.audit-ans-line {
  display: flex;
  gap: 0.5rem;
}

.audit-ans-lbl {
  min-width: 120px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
}

.audit-explanation {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.5;
  border-top: 1px dashed var(--border-dim);
  padding-top: 0.65rem;
}

.audit-explanation code {
  font-family: var(--font-mono);
  background: var(--bg-screen);
  padding: 0.1rem 0.35rem;
  border-radius: 3px;
  color: var(--neon-cyan);
}

/* ==========================================================================
   Footer Component & Socials
   ========================================================================== */
.cyber-footer {
  border-top: 1px solid var(--border-dim);
  background: rgba(30, 35, 45, 0.95);
  padding: 1.5rem;
  margin-top: auto;
}

.footer-container {
  max-width: 1040px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.footer-brand-section {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.footer-title {
  font-family: var(--font-cyber);
  font-size: 0.82rem;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: 0.05em;
}

.footer-meta {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-dim);
}

.footer-socials {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.socials-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--neon-cyan);
  letter-spacing: 0.06em;
}

.social-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 0.85rem;
  background: var(--bg-deep);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius-xs);
  color: var(--text-main);
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 600;
  transition: all var(--transition-fast);
}

.social-btn .social-icon {
  flex-shrink: 0;
  transition: transform var(--transition-fast);
}

.social-btn:hover {
  transform: translateY(-2px);
}

.social-btn:hover .social-icon {
  transform: scale(1.1);
}

/* Instagram Theme Hover */
.social-instagram:hover {
  border-color: #ff007f;
  color: #ffffff;
  background: rgba(255, 0, 127, 0.12);
  box-shadow: 0 0 14px rgba(255, 0, 127, 0.35);
}

.social-instagram:hover .social-icon {
  color: #ff007f;
}

/* Bluesky Theme Hover */
.social-bluesky:hover {
  border-color: #00f5ff;
  color: #ffffff;
  background: rgba(0, 245, 255, 0.12);
  box-shadow: 0 0 14px rgba(0, 245, 255, 0.35);
}

.social-bluesky:hover .social-icon {
  color: #00f5ff;
}

/* YouTube Theme Hover */
.social-youtube:hover {
  border-color: #ff0033;
  color: #ffffff;
  background: rgba(255, 0, 51, 0.12);
  box-shadow: 0 0 14px rgba(255, 0, 51, 0.35);
}

.social-youtube:hover .social-icon {
  color: #ff0033;
}

/* ==========================================================================
   4. INTERACTIVE SANDBOX LABS (SQL & JSON)
   ========================================================================== */
.cyber-labs-section {
  margin-top: 3.5rem;
  border-top: 1px solid var(--border-dim);
  padding-top: 2.5rem;
}

.labs-header-bar {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1.5rem;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.labs-header-left {
  max-width: 600px;
}

.labs-header-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--neon-cyan);
  background: rgba(0, 245, 255, 0.1);
  border: 1px solid rgba(0, 245, 255, 0.25);
  padding: 0.15rem 0.55rem;
  border-radius: var(--radius-xs);
  margin-bottom: 0.5rem;
}

.labs-title {
  font-family: var(--font-cyber);
  font-size: 1.65rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 0.35rem;
}

.labs-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.45;
}

/* Lab Switcher Tabs */
.lab-switcher-tabs {
  display: flex;
  background: var(--bg-void);
  padding: 4px;
  border-radius: var(--radius-xs);
  border: 1px solid var(--border-dim);
}

.lab-tab-btn {
  background: transparent;
  border: none;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  padding: 0.45rem 1rem;
  border-radius: var(--radius-xs);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.45rem;
  transition: all var(--transition-fast);
}

.lab-tab-btn .tab-indicator {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

.lab-tab-btn:hover {
  color: var(--text-main);
}

.lab-tab-btn.active {
  background: var(--bg-surface);
  color: var(--neon-cyan);
  border: 1px solid rgba(0, 245, 255, 0.35);
  box-shadow: 0 0 10px rgba(0, 245, 255, 0.2);
}

/* Lab Workspaces */
.lab-workspace {
  display: none;
  animation: panelScan 0.25s ease;
}

.lab-workspace.active {
  display: block;
}

/* Schema / Recipe Quick Bar */
.lab-schema-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
  padding: 0.65rem 0.85rem;
  background: var(--bg-deep);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

.schema-label {
  color: var(--neon-cyan);
  font-weight: 700;
  font-size: 0.7rem;
  letter-spacing: 0.05em;
}

.schema-divider {
  color: var(--border-dim);
  margin: 0 0.25rem;
}

.schema-chip, .recipe-chip {
  background: var(--bg-surface);
  border: 1px solid var(--border-dim);
  color: var(--text-main);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-xs);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.schema-chip:hover, .recipe-chip:hover {
  border-color: var(--neon-cyan);
  color: var(--neon-cyan);
  transform: translateY(-1px);
}

.schema-chip {
  color: var(--neon-emerald);
  border-color: rgba(0, 255, 157, 0.3);
}

/* Console Boxes */
.lab-console-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius-sm);
  margin-bottom: 1.25rem;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.25);
}

.console-top-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 0.85rem;
  background: var(--bg-deep);
  border-bottom: 1px solid var(--border-dim);
  font-family: var(--font-mono);
  font-size: 0.72rem;
}

.console-prompt {
  color: var(--text-muted);
  font-weight: 600;
  letter-spacing: 0.04em;
}

.console-actions {
  display: flex;
  gap: 0.4rem;
}

.console-btn-subtle {
  background: transparent;
  border: 1px solid var(--border-dim);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-xs);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.console-btn-subtle:hover {
  border-color: var(--neon-cyan);
  color: var(--neon-cyan);
}

.console-editor-wrap {
  padding: 0.85rem;
  background: var(--bg-screen);
}

.console-editor-wrap.compact {
  padding: 0.5rem 0.85rem;
}

.lab-textarea {
  width: 100%;
  height: 95px;
  background: transparent;
  border: none;
  outline: none;
  font-family: var(--font-mono);
  font-size: 0.92rem;
  color: #ffffff;
  line-height: 1.6;
  resize: vertical;
}

.json-textarea {
  height: 200px;
}

.lab-input-line {
  width: 100%;
  background: transparent;
  border: none;
  outline: none;
  font-family: var(--font-mono);
  font-size: 0.92rem;
  color: #ffffff;
  padding: 0.35rem 0;
}

.console-bottom-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.55rem 0.85rem;
  background: var(--bg-deep);
  border-top: 1px solid var(--border-dim);
}

.kbd-hint {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
}

/* Results Box */
.lab-results-box {
  background: var(--bg-deep);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.results-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.55rem 1rem;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border-dim);
  font-family: var(--font-mono);
  font-size: 0.74rem;
}

.results-title {
  font-family: var(--font-cyber);
  font-size: 0.78rem;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: 0.05em;
}

.results-telemetry {
  font-size: 0.72rem;
  color: var(--text-muted);
  padding: 0.15rem 0.55rem;
  border-radius: var(--radius-xs);
  background: var(--bg-void);
  border: 1px solid var(--border-dim);
}

.results-telemetry.success {
  color: var(--neon-emerald);
  border-color: rgba(0, 255, 157, 0.35);
  background: rgba(0, 255, 157, 0.08);
}

.results-telemetry.error {
  color: var(--neon-crimson);
  border-color: rgba(255, 51, 102, 0.35);
  background: rgba(255, 51, 102, 0.08);
}

.results-content-screen {
  padding: 1rem;
  min-height: 120px;
  max-height: 320px;
  overflow: auto;
  font-family: var(--font-mono);
}

.empty-results-hint {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-align: center;
  padding: 2rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  align-items: center;
}

/* Cyber Data Table */
.cyber-table-container {
  overflow-x: auto;
}

.cyber-data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.84rem;
  text-align: left;
}

.cyber-data-table th {
  background: var(--bg-surface);
  color: var(--neon-cyan);
  padding: 0.6rem 0.85rem;
  border-bottom: 2px solid var(--border-dim);
  font-weight: 700;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.cyber-data-table td {
  padding: 0.55rem 0.85rem;
  border-bottom: 1px solid var(--border-dim);
  color: var(--text-main);
  white-space: nowrap;
}

.cyber-data-table tr:hover {
  background: rgba(0, 245, 255, 0.04);
}

.cell-null {
  color: var(--neon-amber) !important;
  font-style: italic;
  font-weight: 600;
}

/* JSON Output Formatting */
.json-output-pre {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: #e2e8f0;
  line-height: 1.5;
}

/* Error Banner */
.lab-error-banner {
  padding: 1rem;
  background: rgba(255, 51, 102, 0.08);
  border: 1px solid rgba(255, 51, 102, 0.35);
  border-radius: var(--radius-xs);
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.error-badge {
  color: var(--neon-crimson);
  font-weight: 700;
  font-size: 0.88rem;
}

.error-tip {
  color: var(--neon-amber);
  font-size: 0.8rem;
}

/* JSON Dual Grid */
.json-lab-dual-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.json-lab-eval-box {
  display: flex;
  flex-direction: column;
}

/* Quiz Scratchpad Lab Drawer */
.quiz-scratchpad-drawer {
  margin-top: 1.75rem;
  border: 1px solid var(--border-dim);
  border-radius: var(--radius-sm);
  background: var(--bg-surface);
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}

.scratchpad-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 1.15rem;
  background: var(--bg-deep);
  cursor: pointer;
  user-select: none;
  transition: all var(--transition-fast);
}

.scratchpad-header:hover {
  background: var(--bg-surface-hover);
  border-color: var(--neon-cyan);
}

.scratchpad-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-cyber);
  font-size: 0.84rem;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: 0.04em;
}

.scratchpad-icon {
  font-size: 1rem;
}

.scratchpad-status-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--neon-cyan);
  font-weight: 700;
}

.scratchpad-body {
  padding: 1.25rem;
  border-top: 1px solid var(--border-dim);
  animation: panelScan 0.2s ease;
}

.scratchpad-note {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 0.85rem;
}

.scratchpad-note code {
  font-family: var(--font-mono);
  background: var(--bg-screen);
  padding: 0.1rem 0.35rem;
  border-radius: 3px;
  color: var(--neon-cyan);
}

.scratchpad-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.85rem;
}

.sp-tab-btn {
  background: var(--bg-deep);
  border: 1px solid var(--border-dim);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-xs);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.sp-tab-btn:hover {
  color: #ffffff;
  border-color: var(--neon-cyan);
}

.sp-tab-btn.active {
  background: var(--bg-void);
  color: var(--neon-cyan);
  border-color: var(--neon-cyan);
  box-shadow: 0 0 8px rgba(0, 245, 255, 0.2);
}

.sp-controls-row {
  display: flex;
  gap: 0.65rem;
  background: var(--bg-screen);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius-xs);
  padding: 0.4rem 0.65rem;
  align-items: center;
  margin-bottom: 0.85rem;
}

.sp-output-box {
  background: var(--bg-deep);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius-xs);
  padding: 0.75rem;
  min-height: 90px;
  max-height: 220px;
  overflow: auto;
  font-family: var(--font-mono);
  font-size: 0.82rem;
}

/* ==========================================================================
   Responsive Adaptations
   ========================================================================== */
@media (max-width: 820px) {
  .json-lab-dual-grid {
    grid-template-columns: 1fr;
  }
  .labs-header-bar {
    flex-direction: column;
  }
}


@media (max-width: 820px) {
  .terminal-body {
    padding: 1.75rem 1.25rem;
  }
  .cyber-headline {
    font-size: 1.75rem;
  }
  .header-container {
    padding: 0.65rem 1rem;
  }
  .telemetry-metrics-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .header-score-tag {
    display: none;
  }
  .terminal-id {
    display: none;
  }
  .footer-container {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
  .footer-socials {
    width: 100%;
  }
}