/* ==========================================================================
   TrueTales World — Ultra-Premium Deep-Tech Research & Platform Styles
   NEW DESIGN SYSTEM: Onyx Carbon, Electric Cyan, Neon Mint & Liquid Titanium
   Target Domain: truetalesworld.org
   ========================================================================== */

:root {
  --bg-primary: #05070b;
  --bg-secondary: #090d16;
  --bg-surface: #0e1320;
  --bg-card: rgba(14, 20, 33, 0.76);
  --bg-card-hover: rgba(20, 29, 48, 0.9);
  
  --border-subtle: rgba(255, 255, 255, 0.07);
  --border-medium: rgba(255, 255, 255, 0.13);
  --border-cyan: rgba(0, 229, 255, 0.35);
  --border-mint: rgba(0, 245, 160, 0.3);
  
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-bright: #ffffff;
  
  --accent-cyan: #00e5ff;
  --accent-mint: #00f5a0;
  --accent-azure: #38bdf8;
  --accent-blue: #2563eb;
  --accent-amber: #f59e0b;
  --accent-rose: #f43f5e;
  
  --glow-cyan: 0 0 45px rgba(0, 229, 255, 0.16);
  --glow-mint: 0 0 40px rgba(0, 245, 160, 0.15);
  --glow-subtle: 0 6px 24px rgba(0, 0, 0, 0.45);
  
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  
  --transition-fast: 0.18s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.28s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.45s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  color-scheme: dark;
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  position: relative;
  overflow-x: hidden;
  line-height: 1.6;
  background: radial-gradient(circle at 50% -12%, rgba(0, 229, 255, 0.1) 0%, transparent 48%),
              radial-gradient(circle at 88% 22%, rgba(0, 245, 160, 0.07) 0%, transparent 42%),
              radial-gradient(circle at 12% 60%, rgba(56, 189, 248, 0.06) 0%, transparent 38%),
              var(--bg-primary);
  min-height: 100vh;
}

/* Background Grids & Micro-Mesh */
.bg-grid-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.022) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.022) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 60%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 60%, transparent 100%);
  z-index: 0;
}

/* Typography Utility */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--text-bright);
}

.mono {
  font-family: var(--font-mono);
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

/* Container */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
  position: relative;
  z-index: 1;
}

/* Section Header Structure */
.section-header {
  text-align: center;
  max-width: 820px;
  margin: 0 auto 3.5rem auto;
}

.pill-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.95rem;
  font-size: 0.75rem;
  font-weight: 600;
  font-family: var(--font-mono);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #67e8f9;
  background: rgba(0, 229, 255, 0.1);
  border: 1px solid rgba(0, 229, 255, 0.3);
  border-radius: var(--radius-full);
  margin-bottom: 1.25rem;
  backdrop-filter: blur(8px);
}

.pill-badge.mint {
  color: #a7f3d0;
  background: rgba(0, 245, 160, 0.1);
  border-color: rgba(0, 245, 160, 0.3);
}

.pill-pulse {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--accent-mint);
  box-shadow: 0 0 10px var(--accent-mint);
  animation: pulse-dot 2s infinite ease-in-out;
}

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

.section-title {
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  line-height: 1.2;
  margin-bottom: 1rem;
}

.section-title span.gradient-text {
  background: linear-gradient(135deg, #ffffff 20%, #67e8f9 65%, #00f5a0 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-subtitle {
  font-size: 1.075rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* Glassmorphic Panels */
.glass-panel {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--glow-subtle);
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.glass-panel:hover {
  border-color: var(--border-medium);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.55), 0 0 25px rgba(0, 229, 255, 0.08);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.75rem 1.5rem;
  font-size: 0.925rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-normal);
  border: 1px solid transparent;
  outline: none;
  font-family: var(--font-sans);
}

.btn-primary {
  background: linear-gradient(135deg, #0284c7 0%, #06b6d4 50%, #059669 100%);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.2);
  box-shadow: 0 4px 18px rgba(6, 182, 212, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 26px rgba(0, 229, 255, 0.45);
  border-color: rgba(255, 255, 255, 0.35);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
  border-color: var(--border-medium);
  backdrop-filter: blur(12px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.09);
  border-color: rgba(0, 229, 255, 0.4);
  transform: translateY(-2px);
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(5, 7, 11, 0.82);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  transition: all var(--transition-normal);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

/* Wordmark Logo - Strictly Text Only (World Engine badge removed) */
.logo-wordmark {
  display: flex;
  align-items: center;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.035em;
  color: #ffffff;
}

.logo-wordmark .logo-name {
  background: linear-gradient(135deg, #ffffff 40%, #67e8f9 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Nav Menu */
.nav-links {
  display: flex;
  align-items: center;
  gap: 1.85rem;
  list-style: none;
}

.nav-links a {
  font-size: 0.885rem;
  font-weight: 500;
  color: var(--text-secondary);
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  position: relative;
  padding: 6.5rem 0 5rem 0;
  overflow: hidden;
  text-align: center;
}

.hero-content {
  max-width: 960px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.hero-headline {
  font-size: clamp(2.5rem, 5.2vw, 4.25rem);
  line-height: 1.1;
  font-weight: 800;
  letter-spacing: -0.04em;
  margin-bottom: 1.5rem;
}

.hero-headline span.highlight {
  background: linear-gradient(135deg, #38bdf8 0%, #00e5ff 45%, #00f5a0 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-description {
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  line-height: 1.65;
  color: var(--text-secondary);
  max-width: 820px;
  margin: 0 auto 2.5rem auto;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.1rem;
  flex-wrap: wrap;
  margin-bottom: 3.5rem;
}

/* Live Telemetry Ticker */
.telemetry-ticker-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  padding: 1.25rem;
  background: rgba(9, 13, 22, 0.75);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(16px);
  margin-top: 1rem;
}

.telemetry-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  border-right: 1px solid var(--border-subtle);
}

.telemetry-item:last-child {
  border-right: none;
}

.telemetry-metric {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: -0.02em;
}

.telemetry-metric.accent-cyan {
  color: var(--accent-cyan);
}

.telemetry-metric.accent-mint {
  color: var(--accent-mint);
}

.telemetry-label {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 0.25rem;
}

/* Interactive Canvas Background in Hero */
.hero-canvas-container {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  max-width: 1300px;
  height: 600px;
  pointer-events: none;
  z-index: 1;
  opacity: 0.65;
}

#neuralCanvas {
  width: 100%;
  height: 100%;
}

/* ==========================================================================
   Section: Interactive Neural Simulation Playground
   ========================================================================== */
.playground-section {
  padding: 5rem 0;
  position: relative;
}

.playground-shell {
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.65), 0 0 40px rgba(0, 229, 255, 0.1);
}

.playground-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  background: rgba(5, 7, 11, 0.92);
  border-bottom: 1px solid var(--border-subtle);
}

.playground-title-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.dot-controls {
  display: flex;
  gap: 6px;
}

.dot-controls span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.18);
}

.dot-controls span:nth-child(1) { background: #ef4444; }
.dot-controls span:nth-child(2) { background: #f59e0b; }
.dot-controls span:nth-child(3) { background: #00f5a0; }

.playground-engine-tag {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.playground-layout {
  display: grid;
  grid-template-columns: 360px 1fr;
  min-height: 540px;
}

/* Controls Sidebar */
.playground-controls {
  padding: 1.5rem;
  background: rgba(9, 13, 22, 0.65);
  border-right: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.control-group label {
  display: block;
  font-size: 0.785rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.6rem;
}

.preset-selector {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.preset-btn {
  text-align: left;
  padding: 0.75rem 1rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.85rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.preset-btn:hover {
  background: rgba(0, 229, 255, 0.08);
  border-color: rgba(0, 229, 255, 0.3);
}

.preset-btn.active {
  background: rgba(0, 229, 255, 0.14);
  border-color: var(--accent-cyan);
  color: #ffffff;
  font-weight: 600;
}

.slider-wrapper {
  margin-bottom: 1rem;
}

.slider-header {
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-bottom: 0.4rem;
}

.slider-header span.val {
  font-family: var(--font-mono);
  color: var(--accent-mint);
  font-weight: 600;
}

.range-slider {
  width: 100%;
  appearance: none;
  height: 6px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
  outline: none;
}

.range-slider::-webkit-slider-thumb {
  appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--accent-cyan);
  box-shadow: 0 0 10px var(--accent-cyan);
  cursor: pointer;
}

/* Viewport Area */
.playground-viewport {
  position: relative;
  background: #030509;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

#simulationCanvas {
  width: 100%;
  height: 380px;
  display: block;
}

.simulation-hud {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: rgba(5, 7, 11, 0.88);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 0.65rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.725rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  backdrop-filter: blur(8px);
}

.hud-row {
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
}

.hud-val {
  color: var(--accent-mint);
  font-weight: 600;
}

/* Console Stream below canvas */
.simulation-console {
  flex: 1;
  background: rgba(5, 7, 11, 0.95);
  border-top: 1px solid var(--border-subtle);
  padding: 1rem 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.775rem;
  line-height: 1.6;
  color: #94a3b8;
  overflow-y: auto;
  max-height: 160px;
}

.console-line {
  margin-bottom: 0.25rem;
}

.console-line .timestamp {
  color: var(--text-muted);
  margin-right: 0.5rem;
}

.console-line .tag {
  color: #38bdf8;
  font-weight: 600;
  margin-right: 0.4rem;
}

.console-line .success {
  color: var(--accent-mint);
}

/* ==========================================================================
   Section: Architecture & Technology Breakdown
   ========================================================================== */
.tech-section {
  padding: 6rem 0;
  position: relative;
}

.architecture-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.75rem;
  margin-top: 2rem;
}

.arch-card {
  padding: 2.25rem;
  position: relative;
  overflow: hidden;
}

.arch-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.arch-card:hover::before {
  opacity: 1;
}

.arch-icon-wrap {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: rgba(0, 229, 255, 0.1);
  border: 1px solid rgba(0, 229, 255, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--accent-cyan);
  margin-bottom: 1.5rem;
}

.arch-card h3 {
  font-size: 1.35rem;
  margin-bottom: 0.85rem;
}

.arch-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.65;
  margin-bottom: 1.25rem;
}

.arch-specs-list {
  list-style: none;
  border-top: 1px solid var(--border-subtle);
  padding-top: 1rem;
}

.arch-specs-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.825rem;
  padding: 0.35rem 0;
  color: var(--text-muted);
}

.arch-specs-list li strong {
  font-family: var(--font-mono);
  color: #e2e8f0;
  font-weight: 500;
}

/* ==========================================================================
   Section: High-Compute Enterprise Verticals
   ========================================================================== */
.verticals-section {
  padding: 6rem 0;
  background: linear-gradient(180deg, transparent, rgba(9, 13, 22, 0.5), transparent);
}

.verticals-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.vertical-card {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.vertical-tag {
  font-family: var(--font-mono);
  font-size: 0.725rem;
  color: var(--accent-mint);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.75rem;
}

.vertical-card h3 {
  font-size: 1.2rem;
  margin-bottom: 0.85rem;
}

.vertical-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.vertical-metrics-pill {
  padding: 0.5rem 0.85rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: #cbd5e1;
  display: flex;
  justify-content: space-between;
}

/* ==========================================================================
   Section: Technical Benchmarks & Compute Scalability
   ========================================================================== */
.benchmarks-section {
  padding: 6rem 0;
}

.benchmarks-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: center;
}

.benchmark-card {
  padding: 2rem;
}

.benchmark-bar-group {
  margin-bottom: 1.5rem;
}

.benchmark-bar-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.benchmark-track {
  width: 100%;
  height: 10px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 6px;
  overflow: hidden;
}

.benchmark-fill {
  height: 100%;
  border-radius: 6px;
  background: linear-gradient(90deg, #0284c7, #00e5ff);
  transition: width 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.benchmark-fill.mint {
  background: linear-gradient(90deg, #059669, #00f5a0);
}

.benchmark-fill.subtle {
  background: rgba(255, 255, 255, 0.2);
}

/* ==========================================================================
   Section: Single Founder & Executive Leadership (ONLY CEO RAMESH SERMA)
   ========================================================================== */
.leadership-section {
  padding: 6rem 0;
  background: radial-gradient(circle at 50% 50%, rgba(0, 229, 255, 0.06) 0%, transparent 65%);
}

.single-leader-container {
  max-width: 860px;
  margin: 0 auto;
}

.single-leader-card {
  padding: 3rem;
  background: linear-gradient(135deg, rgba(16, 24, 38, 0.9) 0%, rgba(10, 15, 25, 0.98) 100%);
  border: 1px solid rgba(0, 229, 255, 0.35);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6), 0 0 35px rgba(0, 229, 255, 0.12);
  border-radius: var(--radius-xl);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 2.5rem;
  align-items: center;
}

.leader-avatar-large {
  width: 110px;
  height: 110px;
  border-radius: 24px;
  background: linear-gradient(135deg, #0284c7 0%, #06b6d4 50%, #00f5a0 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.2rem;
  font-weight: 800;
  color: #ffffff;
  border: 2px solid rgba(255, 255, 255, 0.25);
  box-shadow: 0 8px 30px rgba(0, 229, 255, 0.25);
}

.leader-badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.725rem;
  font-weight: 700;
  color: #67e8f9;
  background: rgba(0, 229, 255, 0.12);
  border: 1px solid rgba(0, 229, 255, 0.35);
  border-radius: var(--radius-sm);
  margin-bottom: 0.85rem;
}

.leader-name {
  font-size: 1.85rem;
  margin-bottom: 0.3rem;
  letter-spacing: -0.03em;
}

.leader-title {
  font-size: 0.95rem;
  color: var(--accent-mint);
  font-weight: 600;
  font-family: var(--font-mono);
  margin-bottom: 1.25rem;
}

.leader-bio {
  font-size: 0.975rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 1.75rem;
}

.leader-contact-bar {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.leader-contact-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.825rem;
  color: #67e8f9;
  padding: 0.5rem 1rem;
  background: rgba(255, 255, 255, 0.04);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
  transition: all var(--transition-fast);
}

.leader-contact-pill:hover {
  background: rgba(0, 229, 255, 0.12);
  border-color: var(--accent-cyan);
  color: #ffffff;
}

/* ==========================================================================
   Section: Research Papers & Technical Whitepapers
   ========================================================================== */
.research-section {
  padding: 6rem 0;
}

.papers-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.75rem;
}

.paper-card {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.paper-meta {
  display: flex;
  gap: 1rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.paper-title {
  font-size: 1.25rem;
  margin-bottom: 0.85rem;
  line-height: 1.35;
}

.paper-abstract {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.paper-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border-subtle);
  padding-top: 1.25rem;
}

/* ==========================================================================
   Pitch Deck Modal & Interactive Viewer
   ========================================================================== */
.deck-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(2, 4, 8, 0.94);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.deck-modal-backdrop.active {
  display: flex;
  opacity: 1;
}

.deck-container {
  width: 100%;
  max-width: 1080px;
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.85), 0 0 50px rgba(0, 229, 255, 0.15);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  max-height: 90vh;
}

.deck-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 2rem;
  background: rgba(5, 7, 11, 0.95);
  border-bottom: 1px solid var(--border-subtle);
}

.deck-title-wrap {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.deck-title {
  font-size: 1.1rem;
  font-weight: 700;
}

.deck-badge {
  font-family: var(--font-mono);
  font-size: 0.725rem;
  color: var(--accent-mint);
  background: rgba(0, 245, 160, 0.12);
  border: 1px solid rgba(0, 245, 160, 0.3);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
}

.deck-close-btn {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 1.5rem;
  cursor: pointer;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.deck-close-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
}

/* Slide Viewport */
.deck-slide-viewport {
  padding: 2.5rem 3rem;
  min-height: 480px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: radial-gradient(circle at 50% 0%, rgba(0, 229, 255, 0.08) 0%, transparent 70%), var(--bg-surface);
  overflow-y: auto;
}

.slide-content-stage {
  max-width: 900px;
  margin: 0 auto;
  width: 100%;
  animation: slideFade 0.3s ease-out;
}

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

.deck-footer {
  padding: 1rem 2rem;
  background: rgba(5, 7, 11, 0.95);
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.deck-nav-controls {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.deck-progress-dots {
  display: flex;
  gap: 6px;
}

.deck-dot {
  width: 10px;
  height: 6px;
  border-radius: 3px;
  background: rgba(255, 255, 255, 0.2);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.deck-dot.active {
  width: 24px;
  background: var(--accent-cyan);
}

/* ==========================================================================
   Enterprise Contact & Inquiry Modal
   ========================================================================== */
.contact-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(2, 4, 8, 0.94);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.contact-modal-backdrop.active {
  display: flex;
  opacity: 1;
}

.contact-modal-box {
  width: 100%;
  max-width: 620px;
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  padding: 2.25rem;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.85), 0 0 50px rgba(0, 229, 255, 0.15);
}

.contact-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1.5rem;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.45rem;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  background: rgba(5, 7, 11, 0.8);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: #ffffff;
  font-family: var(--font-sans);
  font-size: 0.925rem;
  transition: border-color var(--transition-fast);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--accent-cyan);
  box-shadow: 0 0 10px rgba(0, 229, 255, 0.25);
}

/* ==========================================================================
   Footer
   Specified strictly: Logo TrueTales World, directly underneath: CEO Ramesh Serma
   ========================================================================== */
.site-footer {
  border-top: 1px solid var(--border-subtle);
  background: #030509;
  padding: 5rem 0 3rem 0;
  position: relative;
  z-index: 2;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 4rem;
}

.footer-brand-col {
  display: flex;
  flex-direction: column;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 800;
  letter-spacing: -0.035em;
  color: #ffffff;
  margin-bottom: 0.4rem;
}

/* CEO details directly below logo */
.footer-ceo-attribution {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: #67e8f9;
  font-weight: 600;
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.footer-ceo-attribution span.badge {
  background: rgba(0, 229, 255, 0.15);
  border: 1px solid rgba(0, 229, 255, 0.35);
  color: #a5f3fc;
  font-size: 0.675rem;
  padding: 0.15rem 0.45rem;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
}

.footer-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 360px;
  margin-bottom: 1.5rem;
}

.footer-contact-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.85rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.footer-contact-item a {
  color: var(--text-secondary);
}

.footer-contact-item a:hover {
  color: var(--accent-cyan);
}

.footer-col-title {
  font-size: 0.875rem;
  font-weight: 700;
  color: #ffffff;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 1.25rem;
}

.footer-links-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links-list a {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.footer-links-list a:hover {
  color: #ffffff;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.825rem;
  color: var(--text-muted);
}

.footer-badges {
  display: flex;
  gap: 1rem;
}

.security-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: #94a3b8;
  padding: 0.25rem 0.6rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 1024px) {
  .playground-layout {
    grid-template-columns: 1fr;
  }
  .architecture-grid, .papers-grid {
    grid-template-columns: 1fr;
  }
  .verticals-grid {
    grid-template-columns: 1fr;
  }
  .single-leader-card {
    grid-template-columns: 1fr;
    text-align: center;
    justify-items: center;
  }
  .leader-contact-bar {
    justify-content: center;
  }
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
  .telemetry-ticker-bar {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  .mobile-menu-toggle {
    display: block;
  }
  .footer-top {
    grid-template-columns: 1fr;
  }
  .benchmarks-layout {
    grid-template-columns: 1fr;
  }
  .deck-slide-viewport {
    padding: 1.5rem;
  }
}