/* ==========================================================
   CYBER NOCCANOCCA LANDING PAGE CSS STYLESHEET
   ========================================================== */

/* ----------------------------------------------------------
   1. CORE VARIABLES & DESIGN SYSTEM (THEMES)
   ---------------------------------------------------------- */

/* Cyber Neon Theme (Default) */
.theme-cyber {
  --bg-dark: #030712;
  --bg-dark-2: #0b0f19;
  --bg-panel: rgba(17, 24, 39, 0.75);
  --bg-panel-solid: #111827;
  --accent: #00f2ff;
  --accent-glow: rgba(0, 242, 255, 0.45);
  --neon-cyan: #00f2ff;
  --neon-pink: #ff2a5f;
  --neon-purple: #9d00ff;
  --neon-gold: #ff9d00;
  --color-p1: #00f2ff;
  --color-p2: #ff2a5f;
  --border-glow: rgba(0, 242, 255, 0.18);
  --grid-line: rgba(0, 242, 255, 0.06);
  --text-primary: #f3f4f6;
  --text-secondary: #9ca3af;
  --text-muted: #4b5563;
  --glow-shadow: 0 0 15px rgba(0, 242, 255, 0.2);
  --gradient-primary: linear-gradient(135deg, #00f2ff, #ff2a5f);
  --radial-glow: radial-gradient(ellipse 80% 60% at 50% -10%, rgba(0, 242, 255, 0.15), transparent 60%);
}

/* Classic Arcade Theme */
.theme-classic {
  --bg-dark: #0a0914;
  --bg-dark-2: #121026;
  --bg-panel: rgba(18, 16, 38, 0.75);
  --bg-panel-solid: #15132e;
  --accent: #ff9d00;
  --accent-glow: rgba(255, 157, 0, 0.45);
  --neon-cyan: #ff9d00;
  --neon-pink: #ff0055;
  --neon-emerald: #39ff14;
  --neon-purple: #bd00ff;
  --color-p1: #ff9d00;
  --color-p2: #ff0055;
  --border-glow: rgba(255, 157, 0, 0.18);
  --grid-line: rgba(255, 157, 0, 0.05);
  --text-primary: #fffbf2;
  --text-secondary: #a3958c;
  --text-muted: #73645b;
  --glow-shadow: 0 0 15px rgba(255, 157, 0, 0.2);
  --gradient-primary: linear-gradient(135deg, #ff9d00, #ff0055);
  --radial-glow: radial-gradient(ellipse 80% 60% at 50% -10%, rgba(255, 157, 0, 0.22), transparent 60%);
}

/* Midnight Dark Theme */
.theme-dark {
  --bg-dark: #0d0d0f;
  --bg-dark-2: #050506;
  --bg-panel: rgba(20, 20, 24, 0.75);
  --bg-panel-solid: #151518;
  --accent: #9d00ff;
  --accent-glow: rgba(157, 0, 255, 0.35);
  --neon-cyan: #9d00ff;
  --neon-pink: #ff2fd0;
  --neon-emerald: #00ffcc;
  --neon-gold: #ff9d00;
  --color-p1: #9d00ff;
  --color-p2: #00ffcc;
  --border-glow: rgba(157, 0, 255, 0.15);
  --grid-line: rgba(157, 0, 255, 0.03);
  --text-primary: #f0f3f4;
  --text-secondary: #85929e;
  --text-muted: #566573;
  --glow-shadow: 0 0 15px rgba(157, 0, 255, 0.1);
  --gradient-primary: linear-gradient(135deg, #9d00ff, #00ffcc);
  --radial-glow: radial-gradient(ellipse 80% 60% at 50% -10%, rgba(157, 0, 255, 0.06), transparent 60%);
}

:root {
  --font-orbitron: 'Orbitron', sans-serif;
  --font-sans: 'Inter', 'Noto Sans JP', sans-serif;
  --font-mono: 'Share Tech Mono', monospace;
  --transition-smooth: all 0.3s cubic-bezier(0.25, 1, 0.5, 1);
  --transition-elastic: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* Reset and Globals */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background-color: var(--bg-dark);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  transition: background-color 0.5s ease;
}

/* CRT Scanlines and Grid Background */
.scanlines {
  position: relative;
}

.scanlines::before {
  content: " ";
  display: block;
  position: fixed;
  top: 0; left: 0; bottom: 0; right: 0;
  background: linear-gradient(
    rgba(18, 16, 16, 0) 50%, 
    rgba(0, 0, 0, 0.15) 50%
  );
  background-size: 100% 4px;
  z-index: 9999;
  pointer-events: none;
  opacity: 0.4;
}

/* Grid overlay behind content */
.grid-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background-image: 
    repeating-linear-gradient(0deg, var(--grid-line) 0, var(--grid-line) 1px, transparent 1px, transparent 40px),
    repeating-linear-gradient(90deg, var(--grid-line) 0, var(--grid-line) 1px, transparent 1px, transparent 40px);
  background-attachment: fixed;
  pointer-events: none;
  z-index: 0;
}

/* Background Particle Canvas */
.particle-background {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  pointer-events: none;
  opacity: 0.35;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

/* Typography Utility */
.font-orbitron {
  font-family: var(--font-orbitron);
  letter-spacing: 0.1em;
}

/* Links */
a {
  text-decoration: none;
  color: inherit;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-dark);
}
::-webkit-scrollbar-thumb {
  background: var(--accent);
  border-radius: 4px;
  border: 2px solid var(--bg-dark);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--neon-pink);
}

/* ------------------------------------------
   2. BUTTONS & NEON EFFECTS
   ------------------------------------------ */
.btn-cyber {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 28px;
  font-family: var(--font-orbitron);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  border-radius: 4px;
  cursor: pointer;
  transition: var(--transition-elastic);
  position: relative;
  overflow: hidden;
  height: 48px;
  border: none;
}

.btn-glow-cyan {
  background: var(--accent);
  color: #030208;
  border: 1px solid var(--accent);
  box-shadow: 0 0 15px var(--accent-glow);
  font-weight: 900;
}

.btn-glow-cyan:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 25px var(--accent);
  background: #fff;
  border-color: #fff;
}

.btn-glow-pink {
  background: var(--neon-pink);
  color: #ffffff;
  border: 1px solid var(--neon-pink);
  box-shadow: 0 0 15px rgba(255, 42, 95, 0.4);
  font-weight: 900;
}

.btn-glow-pink:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 25px var(--neon-pink);
  filter: brightness(1.1);
}

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

.btn-outline-cyan:hover {
  background: rgba(0, 242, 255, 0.08);
  box-shadow: 0 0 15px var(--accent-glow);
  transform: translateY(-2px);
}

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

.btn-outline-pink:hover {
  background: rgba(255, 42, 95, 0.08);
  box-shadow: 0 0 15px rgba(255, 42, 95, 0.3);
  transform: translateY(-2px);
}

.gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: 0 0 40px rgba(0, 242, 255, 0.1);
}

/* Section Common Headers */
.section-tag {
  display: block;
  font-family: var(--font-mono);
  color: var(--accent);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.25em;
  margin-bottom: 8px;
  text-transform: uppercase;
}

.section-title {
  font-size: 2.2rem;
  font-weight: 900;
  color: #fff;
  margin-bottom: 12px;
  text-transform: uppercase;
}

.section-subtitle {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

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

/* ------------------------------------------
   3. HEADER & NAVIGATION
   ------------------------------------------ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(3, 7, 18, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-glow);
  padding: 16px 0;
  transition: var(--transition-smooth);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: 900;
  color: #fff;
  letter-spacing: 1px;
  text-shadow: 0 0 10px var(--accent-glow);
}

.logo-accent {
  color: var(--neon-pink);
  text-shadow: 0 0 10px rgba(255, 42, 95, 0.4);
}

.nav-menu {
  display: flex;
  gap: 32px;
}

.nav-link {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
  position: relative;
  padding: 6px 0;
  transition: var(--transition-smooth);
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: var(--transition-smooth);
}

.nav-link:hover {
  color: #fff;
}

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

.header-controls {
  display: flex;
  align-items: center;
  gap: 20px;
}

/* Floating Theme Switcher */
.theme-switcher-wrapper {
  display: flex;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 3px;
  border-radius: 6px;
  gap: 2px;
}

.theme-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  padding: 5px 10px;
  border-radius: 4px;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: var(--transition-smooth);
}

.theme-btn:hover {
  color: #fff;
}

.theme-btn.active {
  background: var(--bg-panel-solid);
  color: var(--accent);
  border: 1px solid var(--border-glow);
  box-shadow: var(--glow-shadow);
}

.btn-nav-launch {
  height: 38px;
  padding: 0 16px;
  font-size: 11px;
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent);
}

.btn-nav-launch:hover {
  background: var(--accent);
  color: #030712;
  box-shadow: 0 0 15px var(--accent);
}

.icon-small {
  font-size: 10px;
}

/* ------------------------------------------
   4. HERO SECTION
   ------------------------------------------ */
.hero {
  padding: 100px 0 80px 0;
  position: relative;
  overflow: hidden;
  min-height: 85vh;
  display: flex;
  align-items: center;
}

.hero-radial-glow {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: var(--radial-glow);
  z-index: 0;
  pointer-events: none;
}

.hero-glow-cyan {
  position: absolute;
  top: 15%;
  left: 5%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(0, 242, 255, 0.08), transparent 70%);
  filter: blur(40px);
  pointer-events: none;
}

.hero-glow-pink {
  position: absolute;
  bottom: 15%;
  right: 5%;
  width: 350px;
  height: 350px;
  background: radial-gradient(circle, rgba(255, 42, 95, 0.08), transparent 70%);
  filter: blur(40px);
  pointer-events: none;
}

.hero-layout {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 48px;
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-left: 3px solid var(--accent);
  padding: 6px 16px;
  border-radius: 0 4px 4px 0;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 1px;
  margin-bottom: 24px;
}

.pulse-dot {
  width: 6px;
  height: 6px;
  background-color: var(--accent);
  border-radius: 50%;
  animation: pulse-glow 1.5s infinite;
}

@keyframes pulse-glow {
  0% { transform: scale(0.9); box-shadow: 0 0 0 0 rgba(0, 242, 255, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(0, 242, 255, 0); }
  100% { transform: scale(0.9); box-shadow: 0 0 0 0 rgba(0, 242, 255, 0); }
}

.hero-title {
  font-size: 3.4rem;
  line-height: 1.2;
  font-weight: 900;
  margin-bottom: 24px;
  letter-spacing: -0.5px;
}

.hero-desc {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 40px;
  max-width: 580px;
}

.hero-ctas {
  display: flex;
  gap: 20px;
}

/* Hero Mockup Frame */
.hero-visual {
  position: relative;
  z-index: 1;
}

.mockup-frame {
  background: #090714;
  border: 1px solid var(--border-glow);
  border-radius: 12px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6), var(--glow-shadow);
  overflow: hidden;
  width: 100%;
}

.mockup-header {
  background: #0f0c22;
  padding: 12px 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  gap: 8px;
}

.mockup-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.mockup-dot.red { background-color: var(--neon-pink); }
.mockup-dot.yellow { background-color: var(--neon-gold); }
.mockup-dot.green { background-color: #00ff66; }

.mockup-title {
  font-size: 10px;
  font-weight: 700;
  color: var(--text-muted);
  margin-left: 8px;
  letter-spacing: 0.5px;
}

.mockup-body {
  position: relative;
  display: flex;
  background: var(--bg-dark);
}

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

.scanline-overlay {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.35) 50%);
  background-size: 100% 4px;
  pointer-events: none;
  opacity: 0.5;
}

/* ------------------------------------------
   5. FEATURES SECTION
   ------------------------------------------ */
.features {
  padding: 80px 0;
  background: linear-gradient(180deg, transparent, rgba(11, 15, 25, 0.4), transparent);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
  margin-top: 56px;
}

.feature-card {
  background: var(--bg-panel);
  border: 1px solid rgba(255, 255, 255, 0.04);
  border-radius: 8px;
  padding: 32px;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

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

.card-glow {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(circle at top right, rgba(0, 242, 255, 0.04), transparent 50%);
  pointer-events: none;
}

.feature-icon {
  width: 48px;
  height: 48px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: var(--accent);
  margin-bottom: 24px;
  box-shadow: 0 0 10px rgba(0, 242, 255, 0.05);
}

.feature-card:hover .feature-icon {
  background: var(--accent);
  color: #030712;
  box-shadow: 0 0 15px var(--accent);
  border-color: var(--accent);
}

.feature-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: #fff;
}

.feature-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

/* ------------------------------------------
   6. INTERACTIVE PREVIEW SECTION
   ------------------------------------------ */
.preview {
  padding: 80px 0;
}

.preview-layout {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 48px;
  align-items: center;
}

.preview-info {
  display: flex;
  flex-direction: column;
}

.preview-text {
  font-size: 1.05rem;
  color: var(--text-secondary);
  margin-bottom: 28px;
  line-height: 1.7;
}

.interactive-guides {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 36px;
}

.guide-item {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.guide-badge {
  width: 24px;
  height: 24px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: #fff;
}

.border-cyan { border: 1px solid var(--accent); background: rgba(0, 242, 255, 0.1); }
.border-pink { border: 1px solid var(--neon-pink); background: rgba(255, 42, 95, 0.1); }
.border-purple { border: 1px solid var(--neon-purple); background: rgba(157, 0, 255, 0.1); }
.border-muted { border: 1px solid var(--text-muted); background: rgba(255, 255, 255, 0.05); }

.preview-actions {
  display: flex;
  gap: 16px;
  margin-bottom: 16px;
}

.demo-feedback {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
  border-left: 2px solid var(--text-muted);
  padding-left: 10px;
}

.demo-feedback.success {
  color: #00ff66;
  border-color: #00ff66;
  text-shadow: 0 0 8px rgba(0, 255, 102, 0.3);
}

.demo-feedback.error {
  color: var(--neon-pink);
  border-color: var(--neon-pink);
  text-shadow: 0 0 8px rgba(255, 42, 95, 0.3);
}

/* Playable Cyber Board Mockup */
.cyber-terminal-card {
  background: var(--bg-panel);
  border: 1px solid var(--border-glow);
  border-radius: 8px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
  overflow: hidden;
}

.terminal-header {
  background: rgba(15, 12, 34, 0.6);
  padding: 14px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.terminal-tag {
  font-size: 11px;
  color: var(--text-muted);
}

.terminal-difficulty {
  font-size: 10px;
  background: rgba(0, 242, 255, 0.12);
  color: var(--accent);
  padding: 3px 8px;
  border-radius: 3px;
  border: 1px solid rgba(0, 242, 255, 0.2);
  font-weight: 700;
  text-shadow: 0 0 5px var(--accent-glow);
}

.terminal-difficulty.player2-turn {
  background: rgba(255, 42, 95, 0.12);
  color: var(--neon-pink);
  border-color: rgba(255, 42, 95, 0.2);
  text-shadow: 0 0 5px rgba(255, 42, 95, 0.4);
}

.terminal-body {
  padding: 24px;
}

/* Noccan Grid for Simulator Demo */
.noccan-grid-wrapper {
  max-width: 320px;
  margin: 0 auto 20px auto;
}

.noccan-grid-demo {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  grid-template-rows: repeat(5, 1fr);
  gap: 8px;
  aspect-ratio: 1;
  background: var(--bg-dark-2);
  border: 2px solid var(--accent);
  box-shadow: 0 0 15px rgba(0, 242, 255, 0.15);
  padding: 8px;
  border-radius: 8px;
}

.noccan-cell-demo {
  aspect-ratio: 1;
  background: rgba(3, 7, 18, 0.7);
  border: 1px solid rgba(0, 242, 255, 0.1);
  border-radius: 6px;
  cursor: pointer;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.noccan-cell-demo:hover {
  background: rgba(0, 242, 255, 0.05);
  border-color: rgba(0, 242, 255, 0.3);
}

/* Highlight cell for setup goals */
.noccan-cell-demo.p1-goal-line {
  border-top: 2px solid rgba(0, 242, 255, 0.4);
}
.noccan-cell-demo.p2-goal-line {
  border-bottom: 2px solid rgba(255, 42, 95, 0.4);
}

/* Selection and Move targets */
.noccan-cell-demo.selected {
  background: rgba(0, 242, 255, 0.15);
  border-color: var(--color-p1);
  box-shadow: inset 0 0 10px rgba(0, 242, 255, 0.2);
}

.noccan-cell-demo.legal-target {
  background: rgba(0, 255, 102, 0.08) !important;
  border: 1px dashed #00ff66 !important;
  box-shadow: 0 0 8px rgba(0, 255, 102, 0.2);
  animation: legal-pulse 1.5s infinite;
}

@keyframes legal-pulse {
  0% { opacity: 0.85; }
  50% { opacity: 1; }
  100% { opacity: 0.85; }
}

/* Pieces inside cells */
.piece-stack-demo {
  position: relative;
  width: 80%;
  height: 80%;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Layer stacking offsets */
.piece-layer-demo {
  position: absolute;
  width: 82%;
  height: 82%;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.4);
  transition: transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* Player 1 (Blue) Piece Color styles */
.piece-layer-demo.p1 {
  background: radial-gradient(circle at 35% 35%, #00f2ff 0%, #005a7d 70%, #002b40 100%);
  border: 1px solid #7bf6ff;
  box-shadow: 0 0 8px rgba(0, 242, 255, 0.4), inset 0 0 5px rgba(255, 255, 255, 0.4);
}

/* Player 2 (Red) Piece Color styles */
.piece-layer-demo.p2 {
  background: radial-gradient(circle at 35% 35%, #ff4d7a 0%, #9e0e33 70%, #540014 100%);
  border: 1px solid #ff9db7;
  box-shadow: 0 0 8px rgba(255, 42, 95, 0.4), inset 0 0 5px rgba(255, 255, 255, 0.4);
}

/* Offsets for stacked pieces layers */
.piece-layer-demo.layer-0 {
  transform: translateY(0px) scale(1);
  z-index: 10;
}
.piece-layer-demo.layer-1 {
  transform: translateY(-5px) scale(0.9);
  z-index: 20;
  border-width: 1.5px;
}
.piece-layer-demo.layer-2 {
  transform: translateY(-10px) scale(0.8);
  z-index: 30;
  border-width: 2px;
}

/* Playable selection classes for visual feedback */
.piece-layer-demo.selectable {
  cursor: pointer;
}
.piece-layer-demo.selectable:hover {
  filter: brightness(1.2);
  transform: translateY(-2px) scale(1.05);
}
.piece-layer-demo.selected {
  animation: piece-float 1.2s infinite ease-in-out;
  filter: brightness(1.25);
  outline: 2px solid #fff;
  outline-offset: 2px;
  z-index: 40;
}

@keyframes piece-float {
  0% { transform: translateY(-4px) scale(1.02); }
  50% { transform: translateY(-8px) scale(1.02); }
  100% { transform: translateY(-4px) scale(1.02); }
}

/* Stack Height Badges */
.stack-badge-demo {
  position: absolute;
  top: 4px;
  right: 4px;
  font-family: var(--font-mono);
  font-size: 8px;
  background: rgba(15, 23, 42, 0.85);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 1px 4px;
  border-radius: 3px;
  z-index: 50;
  pointer-events: none;
}

/* Interactive Simulator Console panel styling */
.demo-console-panel {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  margin-top: 16px;
  padding-top: 14px;
}

.console-header {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.console-logs {
  background: #030208;
  border: 1px solid rgba(255, 255, 255, 0.03);
  border-radius: 4px;
  padding: 8px 12px;
  height: 70px;
  overflow-y: auto;
  font-family: var(--font-mono);
  font-size: 11px;
}

.log-line {
  line-height: 1.5;
  margin-bottom: 4px;
}
.log-line.p1 {
  color: var(--color-p1);
}
.log-line.p2 {
  color: var(--color-p2);
}
.text-muted {
  color: var(--text-muted);
}

/* ------------------------------------------
   7. RULES SECTION DETAIL
   ------------------------------------------ */
.rules-section {
  padding: 80px 0;
  background: linear-gradient(180deg, transparent, rgba(255, 42, 95, 0.02), transparent);
}

.rules-showcase {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px 48px;
  align-items: start;
  margin-top: 56px;
}

.rule-block {
  border-left: 3px solid rgba(255, 255, 255, 0.05);
  padding-left: 20px;
  transition: var(--transition-smooth);
}

.rule-block:hover {
  border-left-color: var(--accent);
  background: rgba(255, 255, 255, 0.01);
  padding-left: 24px;
}

.rule-block-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.bullet-num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent);
  background: rgba(0, 242, 255, 0.1);
  border: 1px solid rgba(0, 242, 255, 0.2);
  padding: 2px 6px;
  border-radius: 4px;
}

.rule-block-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

/* ------------------------------------------
   8. PRICING & STRIPE SECTION
   ------------------------------------------ */
.pricing {
  padding: 80px 0;
  position: relative;
}

.pricing-radial-glow {
  position: absolute;
  top: 15%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 400px;
  background: radial-gradient(circle, rgba(255, 42, 95, 0.06), transparent 70%);
  filter: blur(50px);
  pointer-events: none;
}

.pricing-card-wrapper {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 40px;
  margin-top: 56px;
  align-items: center;
}

.pricing-card {
  background: rgba(17, 24, 39, 0.85);
  border: 1px solid var(--accent);
  box-shadow: 0 0 25px rgba(0, 242, 255, 0.15);
  border-radius: 12px;
  padding: 40px;
  position: relative;
  overflow: hidden;
}

.pricing-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: var(--gradient-primary);
}

.pricing-header {
  text-align: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding-bottom: 28px;
  margin-bottom: 28px;
}

.plan-badge {
  display: inline-block;
  background: rgba(255, 42, 95, 0.12);
  color: var(--neon-pink);
  border: 1px solid rgba(255, 42, 95, 0.25);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}

.plan-title {
  font-size: 1.5rem;
  font-weight: 900;
  margin-bottom: 12px;
}

.price-container {
  display: flex;
  align-items: baseline;
  justify-content: center;
  margin-bottom: 8px;
}

.currency {
  font-size: 1.8rem;
  font-weight: 900;
  color: var(--accent);
}

.price-amount {
  font-family: var(--font-orbitron);
  font-size: 4rem;
  font-weight: 900;
  line-height: 1;
  color: #fff;
  letter-spacing: -2px;
  margin: 0 4px;
  text-shadow: 0 0 20px rgba(0, 242, 255, 0.2);
}

.price-tax {
  font-size: 1rem;
  color: var(--text-secondary);
}

.plan-caption {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.plan-benefits-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 36px;
}

.plan-benefits-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.benefit-check {
  color: var(--accent);
  margin-top: 4px;
}

.pricing-cta-box {
  text-align: center;
}

.btn-pricing {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  padding: 16px;
  background: var(--neon-pink);
  border: 1px solid var(--neon-pink);
  color: #fff;
  border-radius: 6px;
  font-family: var(--font-orbitron);
  font-size: 14px;
  font-weight: 900;
  cursor: pointer;
  transition: var(--transition-elastic);
  box-shadow: 0 0 15px rgba(255, 42, 95, 0.45);
}

.btn-pricing:hover {
  transform: translateY(-3px);
  box-shadow: 0 0 25px var(--neon-pink);
  filter: brightness(1.15);
}

.cta-note {
  display: block;
  font-size: 10px;
  color: var(--text-muted);
  margin-top: 12px;
}

/* Free Trial spec sidebar */
.trial-info-panel {
  background: var(--bg-panel);
  border: 1px solid rgba(255, 255, 255, 0.03);
  border-radius: 8px;
  padding: 40px;
}

.trial-badge {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
  margin-bottom: 12px;
  letter-spacing: 1px;
}

.trial-title {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.trial-text {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 32px;
}

.trial-flow {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 24px;
}

.flow-step {
  display: flex;
  align-items: center;
  gap: 16px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 6px;
  padding: 14px 20px;
}

.flow-num {
  font-size: 18px;
  font-weight: 900;
  color: var(--accent);
}

.flow-arrow {
  display: flex;
  justify-content: center;
  color: var(--text-muted);
  font-size: 14px;
}

.premium-preview-frame {
  margin-top: 24px;
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  overflow: hidden;
  box-shadow: 0 5px 15px rgba(0,0,0,0.3);
}

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

/* ------------------------------------------
   9. FAQ SECTION (ACCORDION)
   ------------------------------------------ */
.faq {
  padding: 80px 0;
}

.faq-accordion-wrapper {
  max-width: 800px;
  margin: 56px auto 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--bg-panel);
  border: 1px solid rgba(255, 255, 255, 0.04);
  border-radius: 6px;
  overflow: hidden;
  transition: var(--transition-smooth);
}

.faq-item:hover {
  border-color: rgba(0, 242, 255, 0.15);
}

.faq-trigger {
  width: 100%;
  background: transparent;
  border: none;
  padding: 20px 24px;
  font-size: 14px;
  font-weight: 700;
  text-align: left;
  color: #fff;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  transition: var(--transition-smooth);
}

.faq-trigger:hover {
  color: var(--accent);
}

.faq-icon {
  font-size: 12px;
  color: var(--text-secondary);
  transition: transform 0.3s ease;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
  color: var(--accent);
}

.faq-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s cubic-bezier(0.25, 1, 0.5, 1);
}

.faq-panel p {
  padding: 0 24px 20px 24px;
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ------------------------------------------
   10. CTA BANNER SECTION
   ------------------------------------------ */
.cta-banner {
  padding: 100px 0;
  position: relative;
  overflow: hidden;
  background: radial-gradient(circle at center, rgba(11, 15, 25, 0.6) 0%, transparent 70%);
  border-top: 1px solid var(--border-glow);
  border-bottom: 1px solid var(--border-glow);
}

.cta-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 500px;
  height: 200px;
  background: radial-gradient(circle, rgba(255, 42, 95, 0.05), transparent 70%);
  filter: blur(40px);
  pointer-events: none;
}

.cta-title {
  font-size: 2.5rem;
  font-weight: 900;
  margin-bottom: 16px;
}

.cta-desc {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 36px;
}

.btn-large {
  padding: 16px 40px;
  font-size: 15px;
  height: 54px;
}

/* ------------------------------------------
   11. FOOTER
   ------------------------------------------ */
.site-footer {
  background: #030208;
  border-top: 1px solid rgba(255, 255, 255, 0.03);
  padding: 40px 0;
  font-size: 13px;
  color: var(--text-muted);
}

.footer-layout {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 24px;
}

.footer-brand {
  font-size: 1.25rem;
  font-weight: 900;
  color: #fff;
}

.footer-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

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

.footer-link {
  transition: var(--transition-smooth);
}

.footer-link:hover {
  color: var(--accent);
}

/* ------------------------------------------
   12. RESPONSIVE BREAKPOINTS
   ------------------------------------------ */
@media (max-width: 991px) {
  html {
    font-size: 15px;
  }
  
  .hero-layout {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }
  
  .hero-desc {
    margin-left: auto;
    margin-right: auto;
  }
  
  .hero-ctas {
    justify-content: center;
  }
  
  .hero-badge {
    border-left: none;
    border-radius: 4px;
  }
  
  .preview-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .rules-showcase {
    grid-template-columns: 1fr;
    gap: 24px;
    margin-top: 36px;
  }
  
  .pricing-card-wrapper {
    grid-template-columns: 1fr;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
  }
}

@media (max-width: 768px) {
  .site-header {
    padding: 12px 0;
  }
  
  .nav-menu {
    display: none; /* Hide nav links on mobile for simplicity */
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .footer-layout {
    flex-direction: column;
    text-align: center;
  }
  
  .footer-links {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .hero-ctas {
    flex-direction: column;
    gap: 12px;
    width: 100%;
  }
  
  .hero-ctas .btn-cyber {
    width: 100%;
  }
  
  .preview-actions {
    flex-direction: column;
    gap: 10px;
  }
  
  .preview-actions .btn-cyber {
    width: 100%;
  }
  
  .trial-flow {
    align-items: center;
  }
  
  .flow-arrow {
    transform: rotate(90deg);
  }
}