/* ==========================================================================
   LOOTBUGS - CYBERPUNK THEME STYLESHEET
   Signature Colors:
     - Neon Cyan: #09e6d7
     - Deep Cobalt: #114bad
     - Deep Space Void: #080a10, #0c101b, #121828
     - Alert Red: #ff3366
     - Core Orange: #ff7700
   ========================================================================== */

:root {
  --color-bg: #07090e;
  --color-bg-alt: #0d121c;
  --color-surface: rgba(18, 24, 38, 0.75);
  --color-surface-hover: rgba(26, 36, 56, 0.85);
  --color-surface-solid: #121826;
  --color-border: rgba(9, 230, 215, 0.2);
  --color-border-glow: rgba(9, 230, 215, 0.5);
  
  --color-cyan: #09e6d7;
  --color-cyan-glow: rgba(9, 230, 215, 0.4);
  --color-blue: #114bad;
  --color-blue-glow: rgba(17, 75, 173, 0.5);
  --color-orange: #ff7700;
  --color-amber: #ff9e00;
  --color-red: #ff3366;
  --color-green: #00ff66;
  --color-purple: #a855f7;

  --color-text-main: #e2e8f0;
  --color-text-muted: #8e9cb2;
  --color-text-dim: #5a667a;

  --font-display: 'Orbitron', -apple-system, sans-serif;
  --font-heading: 'Syne', sans-serif;
  --font-body: 'Inter', -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --glow-cyan-sm: 0 0 10px rgba(9, 230, 215, 0.3);
  --glow-cyan-lg: 0 0 25px rgba(9, 230, 215, 0.5), 0 0 50px rgba(9, 230, 215, 0.2);
  --glow-blue-lg: 0 0 30px rgba(17, 75, 173, 0.6);
  --glow-orange-lg: 0 0 30px rgba(255, 119, 0, 0.5);
  
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 14px;
  --radius-xl: 20px;

  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
  --transition-slow: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* CSS Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  color-scheme: dark;
}

body {
  background-color: var(--color-bg);
  color: var(--color-text-main);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
}

/* Dynamic Particle Background Canvas */
.bg-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -2;
  pointer-events: none;
  opacity: 0.6;
}

/* Scanline Effect Overlay */
.scanline-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 9999;
  pointer-events: none;
  background: linear-gradient(
    rgba(18, 16, 16, 0) 50%, 
    rgba(0, 0, 0, 0.25) 50%
  ), linear-gradient(
    90deg,
    rgba(255, 0, 0, 0.03),
    rgba(0, 255, 0, 0.01),
    rgba(0, 0, 255, 0.03)
  );
  background-size: 100% 4px, 6px 100%;
  opacity: 0.4;
}

/* Layout Utilities */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-container {
  padding: 100px 0;
  position: relative;
}

.bg-darker {
  background-color: var(--color-bg-alt);
  border-top: 1px solid rgba(9, 230, 215, 0.08);
  border-bottom: 1px solid rgba(9, 230, 215, 0.08);
}

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

/* Typography & Headings */
h1, h2, h3, h4, .brand-title {
  font-family: var(--font-display);
  letter-spacing: 0.04em;
  color: #ffffff;
}

.section-header {
  margin-bottom: 56px;
}

.section-eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-cyan);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 12px;
  text-shadow: var(--glow-cyan-sm);
}

.section-title {
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  font-weight: 800;
  margin-bottom: 16px;
  background: linear-gradient(135deg, #ffffff 40%, var(--color-cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-lead {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  max-width: 720px;
  margin: 0 auto;
}

/* Color utility classes */
.t-cyan { color: var(--color-cyan) !important; }
.t-blue { color: var(--color-blue) !important; }
.t-yellow { color: var(--color-amber) !important; }
.t-red { color: var(--color-red) !important; }
.t-green { color: var(--color-green) !important; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
  border: 1px solid transparent;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-cyan) 0%, #00b4d8 100%);
  color: #06090e;
  border-color: var(--color-cyan);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--glow-cyan-lg);
  background: #09e6d7;
}

.btn-secondary {
  background: rgba(18, 24, 38, 0.8);
  color: var(--color-cyan);
  border: 1px solid var(--color-border);
  backdrop-filter: blur(8px);
}

.btn-secondary:hover {
  background: rgba(9, 230, 215, 0.12);
  border-color: var(--color-cyan);
  transform: translateY(-2px);
  box-shadow: var(--glow-cyan-sm);
}

.btn-outline {
  background: transparent;
  color: var(--color-cyan);
  border: 1px solid var(--color-cyan);
}

.btn-outline:hover {
  background: rgba(9, 230, 215, 0.15);
  box-shadow: var(--glow-cyan-sm);
}

.btn-neon-cyan {
  background: rgba(9, 230, 215, 0.1);
  color: var(--color-cyan);
  border: 1px solid var(--color-cyan);
}

.btn-neon-cyan:hover {
  background: var(--color-cyan);
  color: #06090e;
  box-shadow: var(--glow-cyan-lg);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.8rem;
}

.btn-full {
  width: 100%;
}

.btn-icon {
  background: rgba(18, 24, 38, 0.7);
  border: 1px solid var(--color-border);
  color: var(--color-cyan);
  padding: 8px 14px;
  border-radius: var(--radius-md);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  transition: var(--transition-fast);
}

.btn-icon:hover {
  border-color: var(--color-cyan);
  box-shadow: var(--glow-cyan-sm);
}

/* ==========================================================================
   NAVIGATION BAR
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(7, 9, 14, 0.85);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(9, 230, 215, 0.15);
  transition: var(--transition-normal);
}

.nav-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}

.logo-icon {
  width: 42px;
  height: 42px;
  background: rgba(9, 230, 215, 0.08);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
}

.brand-logo:hover .logo-icon {
  border-color: var(--color-cyan);
  box-shadow: var(--glow-cyan-sm);
}

.brand-title {
  font-size: 1.25rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  color: #fff;
}

.brand-sub {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--color-cyan);
  letter-spacing: 0.2em;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-link {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-text-muted);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: var(--transition-fast);
  position: relative;
  padding: 6px 0;
}

.nav-link:hover, .nav-link.active {
  color: var(--color-cyan);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--color-cyan);
  box-shadow: var(--glow-cyan-sm);
  transition: var(--transition-normal);
}

.nav-link:hover::after {
  width: 100%;
}

.highlight-link {
  color: var(--color-cyan);
  font-weight: 600;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.mobile-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-cyan);
  transition: var(--transition-fast);
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 120px;
  padding-bottom: 60px;
  position: relative;
  overflow: hidden;
}

.hero-backdrop-glow {
  position: absolute;
  top: 15%;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 500px;
  background: radial-gradient(circle, rgba(9, 230, 215, 0.15) 0%, rgba(17, 75, 173, 0.12) 50%, transparent 70%);
  filter: blur(80px);
  z-index: -1;
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(9, 230, 215, 0.08);
  border: 1px solid var(--color-border);
  padding: 6px 14px;
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-cyan);
  letter-spacing: 0.05em;
  margin-bottom: 24px;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background: var(--color-cyan);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--color-cyan);
  animation: pulse 1.8s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.9); opacity: 0.7; }
  50% { transform: scale(1.3); opacity: 1; box-shadow: 0 0 14px var(--color-cyan); }
  100% { transform: scale(0.9); opacity: 0.7; }
}

.hero-title {
  font-size: clamp(3rem, 6.5vw, 5.2rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: 0.05em;
  margin-bottom: 16px;
  text-transform: uppercase;
}

/* Glitch Text Effect */
.glitch-text {
  position: relative;
  display: inline-block;
  color: #fff;
}

.hero-tagline {
  font-family: var(--font-heading);
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  font-weight: 700;
  color: var(--color-cyan);
  margin-bottom: 20px;
  text-shadow: var(--glow-cyan-sm);
}

.hero-desc {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  max-width: 580px;
  margin-bottom: 32px;
}

.hero-stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 36px;
}

.stat-pill {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: 12px 14px;
  border-radius: var(--radius-md);
  text-align: center;
  backdrop-filter: blur(8px);
}

.stat-num {
  display: block;
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--color-cyan);
}

.stat-label {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* Hero Visual Card */
.visual-frame {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-border-glow);
  box-shadow: var(--glow-cyan-lg);
  background: #000;
}

.hero-img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform var(--transition-slow);
}

.visual-frame:hover .hero-img {
  transform: scale(1.03);
}

/* HUD Corner Reticles */
.hud-reticle {
  position: absolute;
  width: 20px;
  height: 20px;
  border: 2px solid var(--color-cyan);
  pointer-events: none;
  z-index: 2;
}

.hud-reticle.top-left { top: 12px; left: 12px; border-right: none; border-bottom: none; }
.hud-reticle.top-right { top: 12px; right: 12px; border-left: none; border-bottom: none; }
.hud-reticle.bottom-left { bottom: 12px; left: 12px; border-right: none; border-top: none; }
.hud-reticle.bottom-right { bottom: 12px; right: 12px; border-left: none; border-top: none; }

.hud-overlay-tag {
  position: absolute;
  bottom: 20px;
  left: 20px;
  right: 20px;
  background: rgba(8, 10, 16, 0.85);
  backdrop-filter: blur(8px);
  border: 1px solid var(--color-border);
  padding: 10px 16px;
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  z-index: 3;
}

.hud-tag-title {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-cyan);
}

.hud-tag-meta {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-text-muted);
}

/* ==========================================================================
   CORE LOOP SECTION
   ========================================================================== */
.core-loop-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.loop-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  position: relative;
  backdrop-filter: blur(8px);
  transition: var(--transition-normal);
}

.loop-card:hover {
  transform: translateY(-6px);
  border-color: var(--color-cyan);
  box-shadow: var(--glow-cyan-sm);
  background: var(--color-surface-hover);
}

.loop-step {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-cyan);
  letter-spacing: 0.1em;
  margin-bottom: 16px;
}

.loop-icon-box {
  font-size: 2.2rem;
  margin-bottom: 16px;
}

.loop-title {
  font-size: 1.2rem;
  margin-bottom: 12px;
  color: #fff;
}

.loop-desc {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* ==========================================================================
   LORE & THE QUEEN SECTION
   ========================================================================== */
.lore-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.glow-border-orange {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid rgba(255, 119, 0, 0.4);
  box-shadow: var(--glow-orange-lg);
  background: #000;
}

.queen-img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform var(--transition-slow);
}

.glow-border-orange:hover .queen-img {
  transform: scale(1.02);
}

.furnace-warning-badge {
  position: absolute;
  bottom: 20px;
  left: 20px;
  background: rgba(20, 10, 5, 0.9);
  border: 1px solid var(--color-orange);
  padding: 8px 16px;
  border-radius: var(--radius-md);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-orange);
  display: flex;
  align-items: center;
  gap: 8px;
  backdrop-filter: blur(8px);
  animation: glow-pulse-orange 2s infinite;
}

@keyframes glow-pulse-orange {
  0%, 100% { box-shadow: 0 0 10px rgba(255, 119, 0, 0.3); }
  50% { box-shadow: 0 0 25px rgba(255, 119, 0, 0.7); }
}

.lore-paragraph {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  margin-bottom: 20px;
  line-height: 1.7;
}

/* CRT Terminal */
.crt-terminal {
  background: #06080d;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-top: 28px;
  box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.8), var(--glow-cyan-sm);
}

.terminal-header {
  background: #0e131d;
  padding: 10px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid rgba(9, 230, 215, 0.15);
}

.terminal-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.terminal-dot.red { background: #ff5f56; }
.terminal-dot.yellow { background: #ffbd2e; }
.terminal-dot.green { background: #27c93f; }

.terminal-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-left: 8px;
  letter-spacing: 0.05em;
}

.terminal-body {
  padding: 18px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.8;
  color: #cfd9e8;
}

.terminal-line .prompt {
  color: var(--color-cyan);
  margin-right: 6px;
}

.blink {
  animation: terminal-blink 1s infinite;
}

@keyframes terminal-blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.2; }
}

/* ==========================================================================
   MECHANICS SECTION
   ========================================================================== */
.mechanics-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}

.mech-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  backdrop-filter: blur(8px);
  transition: var(--transition-normal);
}

.mech-card:hover {
  border-color: var(--color-cyan);
  box-shadow: var(--glow-cyan-sm);
  transform: translateY(-4px);
}

.mech-header {
  margin-bottom: 16px;
}

.mech-badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-cyan);
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}

.mech-card h3 {
  font-size: 1.35rem;
  color: #fff;
}

.mech-card p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin-bottom: 20px;
}

.mech-feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mech-feature-list li {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: #d1dced;
  display: flex;
  align-items: center;
  gap: 10px;
}

.mech-feature-list li span {
  color: var(--color-cyan);
  font-weight: bold;
}

.gameplay-banner {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.gameplay-img {
  width: 100%;
  height: 440px;
  object-fit: cover;
  display: block;
}

.gameplay-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 32px;
  background: linear-gradient(0deg, rgba(8, 10, 16, 0.95) 0%, rgba(8, 10, 16, 0.6) 60%, transparent 100%);
  backdrop-filter: blur(4px);
}

.gameplay-caption h4 {
  font-size: 1.3rem;
  color: var(--color-cyan);
  margin-bottom: 8px;
}

.gameplay-caption p {
  color: var(--color-text-muted);
  max-width: 800px;
  font-size: 0.95rem;
}

/* ==========================================================================
   INTERACTIVE LAB SECTION
   ========================================================================== */
.lab-section {
  background: radial-gradient(circle at 50% 10%, rgba(9, 230, 215, 0.08) 0%, transparent 60%);
}

.lab-tabs {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.lab-tab-btn {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: var(--transition-fast);
}

.lab-tab-btn:hover {
  color: #fff;
  border-color: var(--color-cyan);
}

.lab-tab-btn.active {
  background: rgba(9, 230, 215, 0.15);
  color: var(--color-cyan);
  border-color: var(--color-cyan);
  box-shadow: var(--glow-cyan-sm);
}

.lab-content {
  display: none;
  animation: fadeIn 0.3s ease;
}

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

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

/* Tab 1: Spider Canvas */
.sim-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 32px;
  align-items: start;
}

.sim-canvas-wrapper {
  background: #06090e;
  border: 1px solid var(--color-border-glow);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--glow-cyan-sm);
}

.canvas-header {
  background: #0e131e;
  padding: 12px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(9, 230, 215, 0.15);
}

.canvas-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-cyan);
  font-weight: bold;
}

.canvas-tip {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

#spiderCanvas {
  display: block;
  width: 100%;
  height: auto;
  background: #070a10;
  cursor: crosshair;
}

.canvas-hud {
  background: #0e131e;
  padding: 10px 20px;
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-muted);
  border-top: 1px solid rgba(9, 230, 215, 0.15);
}

.sim-controls-panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  backdrop-filter: blur(8px);
}

.panel-heading {
  font-size: 1.25rem;
  margin-bottom: 8px;
}

.panel-desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: 24px;
}

.control-group {
  margin-bottom: 20px;
}

.control-group label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: #cfd9e8;
  margin-bottom: 8px;
}

.control-group label span {
  color: var(--color-cyan);
  font-weight: bold;
}

.control-group input[type="range"] {
  width: 100%;
  accent-color: var(--color-cyan);
}

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

.color-pill {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition-fast);
}

.color-pill.active, .color-pill:hover {
  transform: scale(1.15);
  border-color: #fff;
  box-shadow: 0 0 10px currentColor;
}

.toggle-control {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  user-select: none;
}

.toggle-control input[type="checkbox"] {
  display: none;
}

.toggle-switch {
  width: 44px;
  height: 22px;
  background: #1a2233;
  border-radius: 100px;
  position: relative;
  border: 1px solid var(--color-border);
  transition: var(--transition-fast);
}

.toggle-switch::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 16px;
  height: 16px;
  background: #8e9cb2;
  border-radius: 50%;
  transition: var(--transition-fast);
}

.toggle-control input:checked + .toggle-switch {
  background: rgba(9, 230, 215, 0.3);
  border-color: var(--color-cyan);
}

.toggle-control input:checked + .toggle-switch::after {
  left: 24px;
  background: var(--color-cyan);
  box-shadow: var(--glow-cyan-sm);
}

/* Tab 2: Loot Drag Calculator */
.calc-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 32px;
}

.calc-formula-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.formula-header {
  background: #080c14;
  border: 1px solid rgba(9, 230, 215, 0.2);
  padding: 14px 18px;
  border-radius: var(--radius-md);
}

.formula-badge {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-cyan);
  font-weight: bold;
  letter-spacing: 0.05em;
  margin-bottom: 6px;
}

.formula-header code {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: #fff;
}

.speedometer-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.speed-dial {
  width: 220px;
  height: 120px;
  position: relative;
  border-top-left-radius: 120px;
  border-top-right-radius: 120px;
  background: linear-gradient(180deg, rgba(9, 230, 215, 0.15) 0%, rgba(18, 24, 38, 0.8) 100%);
  border: 2px solid var(--color-border-glow);
  border-bottom: none;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  overflow: hidden;
}

.speed-needle {
  position: absolute;
  bottom: 0;
  width: 4px;
  height: 90px;
  background: var(--color-cyan);
  transform-origin: bottom center;
  box-shadow: 0 0 10px var(--color-cyan);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.speed-center-hub {
  text-align: center;
  z-index: 2;
  margin-bottom: 6px;
}

.speed-digital {
  display: block;
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 900;
  color: #fff;
  line-height: 1;
}

.speed-unit {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-cyan);
}

.speed-stat-boxes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  width: 100%;
}

.stat-box {
  background: #080c14;
  border: 1px solid var(--color-border);
  padding: 12px;
  border-radius: var(--radius-md);
  text-align: center;
}

.box-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-text-muted);
  margin-bottom: 4px;
}

.box-value {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
}

.tether-visual-box {
  background: #07090e;
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.tether-drone {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-cyan);
  font-weight: bold;
}

.tether-line-visual {
  flex: 1;
  height: 2px;
  background: repeating-linear-gradient(90deg, var(--color-cyan) 0px, var(--color-cyan) 8px, transparent 8px, transparent 14px);
  margin: 0 16px;
  animation: lineScroll 1s linear infinite;
}

@keyframes lineScroll {
  from { background-position: 0 0; }
  to { background-position: 28px 0; }
}

.tether-payload {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-amber);
}

.calc-inventory-panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
}

.loot-btn-grid {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 20px;
}

.btn-loot-item {
  background: rgba(10, 14, 22, 0.8);
  border: 1px solid var(--color-border);
  padding: 10px 16px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  transition: var(--transition-fast);
  color: #fff;
}

.btn-loot-item:hover {
  border-color: var(--color-cyan);
  transform: translateX(4px);
  background: rgba(9, 230, 215, 0.08);
}

.item-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  margin-right: 12px;
}
.item-dot.common { background: #94a3b8; }
.item-dot.uncommon { background: #00ff66; box-shadow: 0 0 6px #00ff66; }
.item-dot.rare { background: #09e6d7; box-shadow: 0 0 6px #09e6d7; }
.item-dot.epic { background: #a855f7; box-shadow: 0 0 6px #a855f7; }
.item-dot.legendary { background: #ff9e00; box-shadow: 0 0 8px #ff9e00; }

.item-info {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  flex: 1;
}

.item-info strong {
  font-size: 0.9rem;
}

.item-info span {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.btn-add {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--color-cyan);
  font-weight: bold;
}

.strength-control-box {
  background: #080c14;
  border: 1px solid var(--color-border);
  padding: 14px;
  border-radius: var(--radius-md);
  margin-bottom: 20px;
}

.strength-control-box label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: #d1dced;
  margin-bottom: 8px;
}

.strength-control-box input[type="range"] {
  width: 100%;
  accent-color: var(--color-cyan);
}

.tether-list-container {
  border-top: 1px solid rgba(9, 230, 215, 0.15);
  padding-top: 16px;
}

.tether-list-head {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-bottom: 10px;
}

.btn-text-danger {
  background: transparent;
  border: none;
  color: var(--color-red);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  cursor: pointer;
  text-decoration: underline;
}

.tether-items-list {
  max-height: 140px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.empty-msg {
  font-size: 0.8rem;
  color: var(--color-text-dim);
  font-style: italic;
  padding: 10px 0;
}

.tethered-chip {
  background: #0e1422;
  border: 1px solid var(--color-border);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

.btn-remove-chip {
  background: transparent;
  border: none;
  color: var(--color-red);
  cursor: pointer;
  font-weight: bold;
}

/* Tab 3: Shop Terminal */
.shop-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 32px;
}

.shopkeeper-profile {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.shopkeeper-frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border-glow);
  box-shadow: var(--glow-cyan-sm);
}

.shopkeeper-img {
  width: 100%;
  height: auto;
  display: block;
}

.speech-bubble {
  position: absolute;
  bottom: 12px;
  left: 12px;
  right: 12px;
  background: rgba(8, 10, 16, 0.9);
  border: 1px solid var(--color-cyan);
  padding: 12px 16px;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  color: #fff;
  font-style: italic;
  backdrop-filter: blur(8px);
}

.shop-wallet-box {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.wallet-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.wallet-label {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.wallet-credits {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 900;
  color: var(--color-cyan);
  text-shadow: var(--glow-cyan-sm);
}

.wallet-actions {
  display: flex;
  gap: 10px;
}

.shop-price-rule {
  background: rgba(9, 230, 215, 0.05);
  border: 1px solid var(--color-border);
  padding: 14px;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  color: var(--color-text-muted);
  display: flex;
  gap: 10px;
  align-items: flex-start;
}

.shop-price-rule code {
  font-family: var(--font-mono);
  color: var(--color-cyan);
}

.shop-inventory-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.shop-item-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 18px;
  transition: var(--transition-fast);
}

.shop-item-card:hover {
  border-color: var(--color-cyan);
  background: var(--color-surface-hover);
}

.upgrade-icon {
  font-size: 1.8rem;
}

.upgrade-details {
  flex: 1;
}

.upgrade-title-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 4px;
}

.upgrade-title-row h4 {
  font-size: 1rem;
}

.upgrade-level {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-cyan);
  font-weight: bold;
}

.upgrade-desc {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-bottom: 8px;
}

.upgrade-meter {
  height: 6px;
  background: #080c14;
  border-radius: 100px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.meter-bar {
  height: 100%;
  background: var(--color-cyan);
  box-shadow: 0 0 8px var(--color-cyan);
  transition: width 0.3s ease;
}

.btn-buy {
  background: rgba(9, 230, 215, 0.1);
  border: 1px solid var(--color-cyan);
  color: var(--color-cyan);
  padding: 10px 18px;
  border-radius: var(--radius-md);
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  min-width: 90px;
  transition: var(--transition-fast);
}

.btn-buy:hover:not(:disabled) {
  background: var(--color-cyan);
  color: #06090e;
  box-shadow: var(--glow-cyan-sm);
}

.btn-buy:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  border-color: #555;
  color: #888;
}

.cost-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
}

/* Tab 4: Hostile AI Radar */
.radar-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 32px;
}

.radar-display-box {
  background: #04060a;
  border: 1px solid var(--color-border-glow);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  box-shadow: var(--glow-cyan-sm);
}

.radar-scope-container {
  width: 320px;
  height: 320px;
  border-radius: 50%;
  border: 2px solid var(--color-cyan);
  position: relative;
  overflow: hidden;
  background: radial-gradient(circle, rgba(9, 230, 215, 0.05) 0%, rgba(4, 6, 10, 0.95) 70%);
}

.radar-sweep-line {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 50%;
  height: 2px;
  background: linear-gradient(90deg, var(--color-cyan) 0%, transparent 100%);
  transform-origin: left center;
  animation: radarSweep 4s linear infinite;
  box-shadow: 0 0 12px var(--color-cyan);
}

@keyframes radarSweep {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.radar-grid-rings {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    radial-gradient(circle, transparent 30%, rgba(9, 230, 215, 0.2) 30.5%, transparent 31%),
    radial-gradient(circle, transparent 60%, rgba(9, 230, 215, 0.2) 60.5%, transparent 61%),
    linear-gradient(rgba(9, 230, 215, 0.15) 1px, transparent 1px),
    linear-gradient(90deg, rgba(9, 230, 215, 0.15) 1px, transparent 1px);
  background-size: 100% 100%, 100% 100%, 100% 50%, 50% 100%;
  background-position: center;
  pointer-events: none;
}

.radar-player-blip {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 12px;
  height: 12px;
  background: var(--color-cyan);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--color-cyan);
}

.radar-player-blip span {
  position: absolute;
  top: -18px;
  left: -8px;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--color-cyan);
}

.radar-monster-blip {
  position: absolute;
  top: 30%;
  left: 65%;
  transform: translate(-50%, -50%);
  width: 14px;
  height: 14px;
  background: var(--color-red);
  border-radius: 50%;
  box-shadow: 0 0 12px var(--color-red);
  transition: all 0.4s ease;
}

.blip-label {
  position: absolute;
  top: -18px;
  left: -20px;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--color-red);
  white-space: nowrap;
}

.sight-cone {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 90px;
  height: 90px;
  background: rgba(255, 51, 102, 0.15);
  clip-path: polygon(0% 50%, 100% 0%, 100% 100%);
  transform-origin: left center;
  transform: translateY(-50%) rotate(210deg);
  pointer-events: none;
}

.radar-meta-status {
  display: flex;
  justify-content: space-between;
  width: 100%;
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

.status-chip {
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-weight: bold;
}

.chip-patrol { background: rgba(9, 230, 215, 0.15); color: var(--color-cyan); }
.chip-chase { background: rgba(255, 158, 0, 0.2); color: var(--color-amber); }
.chip-attack { background: rgba(255, 51, 102, 0.25); color: var(--color-red); }

.radar-control-panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
}

.fsm-state-flow {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.fsm-node {
  background: #080c14;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 10px 12px;
  text-align: center;
  flex: 1;
  transition: var(--transition-fast);
}

.fsm-node.active {
  border-color: var(--color-cyan);
  background: rgba(9, 230, 215, 0.12);
  box-shadow: var(--glow-cyan-sm);
}

.fsm-node-tag {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--color-text-muted);
}

.fsm-node strong {
  display: block;
  font-family: var(--font-display);
  font-size: 0.85rem;
}

.fsm-node small {
  font-size: 0.7rem;
  color: var(--color-text-dim);
}

.fsm-arrow {
  color: var(--color-cyan);
  padding: 0 4px;
}

.sim-actions-grid {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 24px;
}

.fsm-code-card {
  background: #06080d;
  border: 1px solid rgba(9, 230, 215, 0.15);
  border-radius: var(--radius-md);
  padding: 14px;
}

.fsm-code-header {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-cyan);
  margin-bottom: 8px;
}

.fsm-code-card pre {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: #b0c4de;
  overflow-x: auto;
}

/* ==========================================================================
   LOOT TABLE & CODEX SECTION
   ========================================================================== */
.loot-table-wrapper {
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  box-shadow: var(--glow-cyan-sm);
}

.cyber-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.95rem;
}

.cyber-table th {
  background: #0e131d;
  padding: 16px 20px;
  font-family: var(--font-display);
  font-size: 0.8rem;
  color: var(--color-cyan);
  letter-spacing: 0.05em;
  border-bottom: 1px solid rgba(9, 230, 215, 0.2);
}

.cyber-table td {
  padding: 18px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  color: #cfd9e8;
}

.cyber-table tr:hover {
  background: rgba(9, 230, 215, 0.05);
}

.rarity-badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  display: inline-block;
}

.rarity-badge.common { background: rgba(148, 163, 184, 0.2); color: #94a3b8; border: 1px solid #94a3b8; }
.rarity-badge.uncommon { background: rgba(0, 255, 102, 0.15); color: #00ff66; border: 1px solid #00ff66; }
.rarity-badge.rare { background: rgba(9, 230, 215, 0.15); color: #09e6d7; border: 1px solid #09e6d7; }
.rarity-badge.epic { background: rgba(168, 85, 247, 0.2); color: #a855f7; border: 1px solid #a855f7; }
.rarity-badge.legendary { background: rgba(255, 158, 0, 0.25); color: #ff9e00; border: 1px solid #ff9e00; }

/* ==========================================================================
   TECHNICAL ARCHITECTURE SECTION
   ========================================================================== */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 48px;
}

.tech-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px 20px;
  backdrop-filter: blur(8px);
  transition: var(--transition-normal);
}

.tech-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-cyan);
  box-shadow: var(--glow-cyan-sm);
}

.tech-icon {
  font-size: 2rem;
  margin-bottom: 16px;
}

.tech-card h3 {
  font-size: 1.1rem;
  margin-bottom: 10px;
  color: #fff;
}

.tech-card p {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.academic-box {
  background: linear-gradient(135deg, rgba(17, 75, 173, 0.15) 0%, rgba(9, 230, 215, 0.08) 100%);
  border: 1px solid var(--color-border-glow);
  border-radius: var(--radius-xl);
  padding: 36px 40px;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 32px;
  align-items: center;
}

.academic-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-cyan);
  font-weight: bold;
  letter-spacing: 0.1em;
  display: block;
  margin-bottom: 6px;
}

.academic-left h4 {
  font-size: 1.4rem;
  margin-bottom: 12px;
}

.academic-left p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  line-height: 1.8;
}

.quote-card {
  background: rgba(8, 10, 16, 0.7);
  border-left: 3px solid var(--color-cyan);
  padding: 20px;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.quote-card p {
  font-style: italic;
  color: #cfd9e8;
  font-size: 0.95rem;
  line-height: 1.6;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
  border-top: 1px solid rgba(9, 230, 215, 0.15);
  background: #05070a;
  padding: 40px 0;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.footer-title {
  font-family: var(--font-display);
  font-weight: 800;
  color: #fff;
  letter-spacing: 0.05em;
}

.footer-copy {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-dim);
  margin-left: 12px;
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-text-muted);
  text-decoration: none;
  transition: var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-cyan);
}

/* ==========================================================================
   RESPONSIVE DESIGN (TABLET & MOBILE)
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-grid, .lore-grid, .sim-grid, .calc-grid, .shop-grid, .radar-grid, .academic-box {
    grid-template-columns: 1fr;
  }

  .core-loop-grid, .tech-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero-stats-row {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 74px;
    left: 0;
    width: 100%;
    background: rgba(7, 9, 14, 0.98);
    flex-direction: column;
    padding: 24px;
    gap: 18px;
    border-bottom: 1px solid var(--color-border);
    transform: translateY(-150%);
    transition: var(--transition-normal);
  }

  .nav-menu.open {
    transform: translateY(0);
  }

  .mobile-toggle {
    display: flex;
  }

  .mechanics-grid, .core-loop-grid, .tech-grid {
    grid-template-columns: 1fr;
  }

  .hero-title {
    font-size: 2.8rem;
  }

  .speed-stat-boxes {
    grid-template-columns: 1fr;
  }
}