/* ==========================================================================
   INNODYNAMIX - EXECUTIVE DESIGN SYSTEM
   Built following AI-UI-DESIGN-SKILLS Specifications
   Audience: C-Suite Executives, Directors & Board Decision Makers
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  /* Color Palette - Executive Dark Neutral First */
  --bg-dark: #080C14;
  --bg-main: #0B0F19;
  --bg-surface: #111827;
  --bg-surface-hover: #162032;
  --bg-elevated: #1E293B;
  --bg-elevated-hover: #26354A;
  --bg-glass: rgba(17, 24, 39, 0.75);

  /* Text Tokens */
  --text-primary: #F8FAFC;
  --text-secondary: #CBD5E1;
  --text-muted: #94A3B8;
  --text-subtle: #64748B;

  /* Accent Tokens */
  --accent-cyan: #38BDF8;
  --accent-cyan-glow: rgba(56, 189, 248, 0.25);
  --accent-indigo: #6366F1;
  --accent-indigo-glow: rgba(99, 102, 241, 0.25);
  --accent-gold: #F59E0B;
  --accent-gold-glow: rgba(245, 158, 11, 0.2);
  --accent-emerald: #10B981;
  --accent-rose: #F43F5E;

  /* Gradient Tokens */
  --grad-primary: linear-gradient(135deg, #38BDF8 0%, #6366F1 100%);
  --grad-gold: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
  --grad-surface: linear-gradient(180deg, rgba(30, 41, 59, 0.6) 0%, rgba(15, 23, 42, 0.8) 100%);
  --grad-hero: radial-gradient(circle at 50% 0%, rgba(56, 189, 248, 0.12) 0%, rgba(99, 102, 241, 0.05) 50%, transparent 80%);

  /* Borders & Divider */
  --border-subtle: rgba(255, 255, 255, 0.07);
  --border-medium: rgba(255, 255, 255, 0.12);
  --border-highlight: rgba(255, 255, 255, 0.2);
  --border-accent: rgba(56, 189, 248, 0.4);

  /* Radii */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-2xl: 32px;

  /* Elevation & Shadows */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 8px 16px -4px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.1);
  --shadow-lg: 0 20px 40px -12px rgba(0, 0, 0, 0.6), inset 0 1px 0 rgba(255, 255, 255, 0.15);
  --shadow-glow: 0 0 30px rgba(56, 189, 248, 0.15);

  /* Layout Dimensions */
  --header-height: 80px;
  --max-width: 1320px;
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-dark);
  color: var(--text-primary);
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1.6;
  background: var(--bg-main);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Typography Scale */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  color: var(--text-primary);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4.25rem);
}

h2 {
  font-size: clamp(2rem, 3.5vw, 3rem);
}

h3 {
  font-size: clamp(1.35rem, 2vw, 1.75rem);
}

h4 {
  font-size: 1.25rem;
}

p {
  color: var(--text-secondary);
  font-size: 1.0625rem;
  line-height: 1.7;
}

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

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

.text-gold {
  color: var(--accent-gold);
}

.font-mono {
  font-family: 'JetBrains Mono', monospace;
}

/* Utilities & Container */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 0.875rem;
  border-radius: 100px;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  background: rgba(56, 189, 248, 0.08);
  border: 1px solid var(--accent-cyan-glow);
  color: var(--accent-cyan);
}

.badge-gold {
  background: rgba(245, 158, 11, 0.1);
  border-color: var(--accent-gold-glow);
  color: var(--accent-gold);
}

.badge-emerald {
  background: rgba(16, 185, 129, 0.1);
  border-color: rgba(16, 185, 129, 0.3);
  color: var(--accent-emerald);
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-cyan);
  box-shadow: 0 0 10px var(--accent-cyan);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(56, 189, 248, 0.7);
  }

  70% {
    transform: scale(1);
    box-shadow: 0 0 0 8px rgba(56, 189, 248, 0);
  }

  100% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(56, 189, 248, 0);
  }
}

/* Header & Navigation */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 1000;
  background: rgba(8, 12, 20, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  transition: var(--transition-normal);
}

.header.scrolled {
  background: rgba(8, 12, 20, 0.95);
  box-shadow: var(--shadow-md);
  border-bottom-color: var(--border-medium);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--text-primary);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: -0.03em;
}

.logo-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  background: var(--grad-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 800;
  /**box-shadow: 0 0 20px rgba(56, 189, 248, 0.4);*/
}

.logo-tag {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--accent-gold);
  background: rgba(245, 158, 11, 0.15);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  margin-left: 0.25rem;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 500;
  transition: var(--transition-fast);
  cursor: pointer;
  padding: 0.5rem 0;
  position: relative;
}

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

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--grad-primary);
  border-radius: 2px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.625rem;
  padding: 0.8125rem 1.625rem;
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition-fast);
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background: var(--grad-primary);
  color: #040812;
  font-weight: 700;
  box-shadow: 0 4px 20px rgba(56, 189, 248, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(56, 189, 248, 0.45);
}

.btn-secondary {
  background: var(--bg-elevated);
  color: var(--text-primary);
  border-color: var(--border-medium);
}

.btn-secondary:hover {
  background: var(--bg-elevated-hover);
  border-color: var(--border-highlight);
  transform: translateY(-2px);
}

.btn-gold {
  background: var(--grad-gold);
  color: #0F172A;
  font-weight: 700;
  box-shadow: 0 4px 20px rgba(245, 158, 11, 0.3);
}

.btn-gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(245, 158, 11, 0.45);
}

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

/* Hero Section */
.hero {
  position: relative;
  padding-top: calc(var(--header-height) + 4rem);
  padding-bottom: 6rem;
  background: var(--grad-hero);
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 4rem;
  align-items: center;
}

.hero-tagline {
  font-size: 1.125rem;
  color: var(--accent-gold);
  font-weight: 600;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.hero-title {
  margin-bottom: 1.5rem;
  letter-spacing: -0.03em;
}

.hero-title span {
  background: linear-gradient(135deg, #FFFFFF 30%, #94A3B8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-title .highlight {
  background: var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 2.25rem;
  max-width: 600px;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.hero-assurance-strip {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-subtle);
}

.assurance-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--text-muted);
}

.assurance-item svg {
  color: var(--accent-cyan);
}

/* Hero Visual / Mockup Card */
.hero-visual-card {
  position: relative;
  border-radius: var(--radius-xl);
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  transition: var(--transition-normal);
}

.hero-visual-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(56, 189, 248, 0.6), transparent);
}

.visual-header {
  padding: 1rem 1.25rem;
  background: rgba(15, 23, 42, 0.6);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.visual-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
}

.visual-dot.red {
  background: #EF4444;
}

.visual-dot.yellow {
  background: #F59E0B;
}

.visual-dot.green {
  background: #10B981;
}

.visual-img-container {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

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

.visual-overlay-stats {
  position: absolute;
  bottom: 1.25rem;
  left: 1.25rem;
  right: 1.25rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
}

.stat-pill {
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-medium);
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  text-align: center;
}

.stat-pill .val {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--accent-cyan);
}

.stat-pill .lbl {
  font-size: 0.725rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Feature Cards & Grid System */
.section {
  padding: 6rem 0;
  position: relative;
}

.section-darker {
  background: var(--bg-dark);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.section-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 4rem auto;
}

.section-header h2 {
  margin-top: 1rem;
  margin-bottom: 1.25rem;
}

.card-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

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

.card-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

/* Neutral Card System (AI-UI-DESIGN-SKILLS standard) */
.card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2rem;
  position: relative;
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 10%;
  right: 10%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-highlight), transparent);
}

.card:hover {
  background: var(--bg-surface-hover);
  border-color: var(--border-medium);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.card-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: rgba(56, 189, 248, 0.08);
  border: 1px solid var(--accent-cyan-glow);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
}

.card-icon.gold {
  background: rgba(245, 158, 11, 0.08);
  border-color: var(--accent-gold-glow);
  color: var(--accent-gold);
}

.card h3 {
  margin-bottom: 0.875rem;
  font-size: 1.25rem;
}

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

/* Question Banner Section */
.board-question-box {
  background: linear-gradient(135deg, rgba(30, 41, 59, 0.9) 0%, rgba(15, 23, 42, 0.95) 100%);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  padding: 3.5rem 3rem;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.board-question-box::after {
  content: '"';
  position: absolute;
  right: 2rem;
  bottom: -2rem;
  font-size: 16rem;
  font-family: serif;
  color: rgba(255, 255, 255, 0.02);
  line-height: 1;
  pointer-events: none;
}

.question-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.question-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.question-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1rem 1.25rem;
  background: rgba(15, 23, 42, 0.5);
  border: 1px solid var(--border-subtle);
  border-left: 3px solid var(--accent-gold);
  border-radius: var(--radius-md);
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--text-primary);
}

/* Interactive Divergence & Early Warning Simulator */
.sim-container {
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  box-shadow: var(--shadow-lg);
}

.sim-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-subtle);
  flex-wrap: wrap;
  gap: 1rem;
}

.sim-controls {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.sim-btn {
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-fast);
}

.sim-btn.active,
.sim-btn:hover {
  background: var(--accent-cyan);
  color: #080C14;
  border-color: var(--accent-cyan);
}

.sim-display {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 2rem;
}

.sim-graph-box {
  background: rgba(8, 12, 20, 0.8);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  height: 340px;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.graph-legend {
  display: flex;
  gap: 1.5rem;
  font-size: 0.8125rem;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-muted);
}

.legend-color {
  width: 12px;
  height: 12px;
  border-radius: 3px;
}

.sim-insight-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.insight-metric {
  margin: 1.25rem 0;
  padding: 1rem;
  background: rgba(15, 23, 42, 0.6);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--accent-cyan);
}

/* Comparison Table (Traditional vs InnoDynamiX) */
.comparison-table-wrapper {
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.comp-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.comp-table th {
  background: rgba(15, 23, 42, 0.9);
  padding: 1.5rem 2rem;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  border-bottom: 1px solid var(--border-medium);
}

.comp-table th.highlight-col {
  color: var(--accent-cyan);
  background: rgba(56, 189, 248, 0.06);
}

.comp-table td {
  padding: 1.25rem 2rem;
  border-bottom: 1px solid var(--border-subtle);
  font-size: 0.975rem;
}

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

.comp-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

.comp-table td.highlight-col {
  background: rgba(56, 189, 248, 0.03);
  font-weight: 600;
  color: var(--text-primary);
}

.trad-badge {
  color: var(--text-muted);
  font-weight: 500;
}

.sys-badge {
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* System Pipeline (4-Step Architecture) */
.pipeline-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  position: relative;
}

.pipeline-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  position: relative;
}

.pipeline-step-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--accent-cyan);
  background: rgba(56, 189, 248, 0.1);
  padding: 0.25rem 0.625rem;
  border-radius: 100px;
  display: inline-block;
  margin-bottom: 1.25rem;
}

.pipeline-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.875rem;
}

/* Framework Explorer Badge System */
.framework-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
}

.framework-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: var(--transition-fast);
}

.framework-card:hover {
  border-color: var(--accent-cyan);
  background: var(--bg-surface-hover);
  transform: translateY(-2px);
}

.fw-name {
  font-weight: 700;
  font-size: 1rem;
  color: var(--text-primary);
}

.fw-desc {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* Tabs & Industry Explorer */
.industry-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
  margin-bottom: 2.5rem;
}

.ind-pill {
  padding: 0.625rem 1.25rem;
  border-radius: 100px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: 0.9375rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-fast);
}

.ind-pill.active,
.ind-pill:hover {
  background: var(--bg-elevated);
  border-color: var(--accent-gold);
  color: var(--accent-gold);
}

/* Closing Executive CTA Section */
.cta-banner {
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.95) 0%, rgba(8, 12, 20, 0.98) 100%);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-2xl);
  padding: 4.5rem 3.5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--grad-primary);
}

.cta-banner h2 {
  font-size: clamp(2.25rem, 4vw, 3.25rem);
  margin-bottom: 1.25rem;
}

.cta-angle-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
  margin: 3rem 0;
  text-align: left;
}

.angle-card {
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.angle-role {
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--accent-gold);
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.angle-title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

/* Modal System */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(4, 7, 13, 0.85);
  backdrop-filter: blur(12px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  padding: 1.5rem;
}

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

.modal-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-highlight);
  border-radius: var(--radius-xl);
  max-width: 680px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 2.5rem;
  box-shadow: var(--shadow-lg);
  position: relative;
  transform: translateY(20px);
  transition: transform 0.3s ease;
}

.modal-backdrop.active .modal-card {
  transform: translateY(0);
}

.modal-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.25rem;
  transition: var(--transition-fast);
}

.modal-close:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.15);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.form-control {
  width: 100%;
  padding: 0.875rem 1.125rem;
  border-radius: var(--radius-md);
  background: var(--bg-dark);
  border: 1px solid var(--border-medium);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.95rem;
  transition: var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--accent-cyan);
  box-shadow: 0 0 0 3px var(--accent-cyan-glow);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

/* Footer */
.footer {
  background: var(--bg-dark);
  border-top: 1px solid var(--border-subtle);
  padding: 4rem 0 2rem 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.footer-brand p {
  margin-top: 1rem;
  font-size: 0.9rem;
  max-width: 320px;
}

.footer-col h4 {
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-primary);
  margin-bottom: 1.25rem;
}

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

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: var(--transition-fast);
}

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

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8125rem;
  color: var(--text-subtle);
  flex-wrap: wrap;
  gap: 1rem;
}

/* Responsiveness (Breakpoints) */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .card-grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .card-grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .cta-angle-cards {
    grid-template-columns: 1fr;
  }

  .question-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .sim-display {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: 100%;
    background: var(--bg-surface);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    border-bottom: 1px solid var(--border-medium);
    transform: translateY(-150%);
    transition: var(--transition-normal);
  }

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

  .mobile-toggle {
    display: block;
  }

  .card-grid-3,
  .card-grid-2,
  .card-grid-4,
  .pipeline-grid {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .board-question-box {
    padding: 2rem 1.5rem;
  }

  .cta-banner {
    padding: 3rem 1.5rem;
  }

  .comp-table th,
  .comp-table td {
    padding: 1rem;
    font-size: 0.875rem;
  }
}