/* =====================================================
   CONCEPTUNE PREMIUM SAAS DESIGN SYSTEM
   Modern, Premium, Category-Defining Platform UI
   ===================================================== */

/* CSS Custom Properties - Design Tokens */
:root {
  /* Core Brand Colors */
  --ct-primary: #0ea5e9;
  --ct-primary-dark: #0284c7;
  --ct-primary-light: #38bdf8;
  
  /* Flux Brand (Build & Automate) */
  --flux-primary: #c0123b;
  --flux-secondary: #ce224a;
  --flux-gradient: linear-gradient(135deg, #c0123b 0%, #e498af 100%);
  
  /* Cognify Brand (Engage & Manage) */
  --cognify-primary: #10b981;
  --cognify-secondary: #14b8a6;
  --cognify-gradient: linear-gradient(135deg, #10b981 0%, #14b8a6 100%);
  
  /* Neutrals */
  --ct-dark: #0f172a;
  --ct-dark-secondary: #1e293b;
  --ct-gray-900: #0f172a;
  --ct-gray-800: #1e293b;
  --ct-gray-700: #334155;
  --ct-gray-600: #475569;
  --ct-gray-500: #64748b;
  --ct-gray-400: #94a3b8;
  --ct-gray-300: #cbd5e1;
  --ct-gray-200: #e2e8f0;
  --ct-gray-100: #f1f5f9;
  --ct-gray-50: #f8fafc;
  --ct-white: #ffffff;
  
  /* Gradients */
  --gradient-hero: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
  --gradient-accent: linear-gradient(135deg, #0ea5e9 0%, #6366f1 100%);
  --gradient-glow: radial-gradient(ellipse at center, rgba(14, 165, 233, 0.15) 0%, transparent 70%);
  --gradient-card: linear-gradient(145deg, rgba(255,255,255,0.05) 0%, rgba(255,255,255,0.02) 100%);
  
  /* Glass Effect */
  --glass-bg: rgba(255, 255, 255, 0.03);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-bg-light: rgba(255, 255, 255, 0.95);
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
  --shadow-glow: 0 0 60px -15px rgba(14, 165, 233, 0.4);
  --shadow-glow-flux: 0 0 60px -15px rgba(99, 102, 241, 0.4);
  --shadow-glow-cognify: 0 0 60px -15px rgba(16, 185, 129, 0.4);
  
  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  
  /* Spacing */
  --section-padding: 120px;
  --section-padding-mobile: 80px;
  
  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: 500ms cubic-bezier(0.68, -0.55, 0.265, 1.55);
  
  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-2xl: 32px;
  --radius-full: 9999px;
}

/* =====================================================
   BASE STYLES
   ===================================================== */
   
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background: var(--ct-dark);
  color: var(--ct-gray-300);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Premium Dark Background with Subtle Grid */
.premium-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -2;
  background: var(--ct-dark);
}

.premium-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: 
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(14, 165, 233, 0.15), transparent),
    radial-gradient(ellipse 60% 40% at 80% 50%, rgba(99, 102, 241, 0.08), transparent),
    radial-gradient(ellipse 60% 40% at 20% 80%, rgba(16, 185, 129, 0.08), transparent);
}

.premium-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 40%, transparent 80%);
}

/* =====================================================
   TYPOGRAPHY
   ===================================================== */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--ct-white);
  line-height: 1.2;
}

.heading-display {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.heading-xl {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.heading-lg {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 600;
}

.heading-md {
  font-size: clamp(1.25rem, 2vw, 1.5rem);
  font-weight: 600;
}

.text-gradient {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-gradient-flux {
  background: var(--flux-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-gradient-cognify {
  background: var(--cognify-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-muted {
  color: var(--ct-gray-400);
}

.text-lead {
  font-size: 1.25rem;
  color: var(--ct-gray-300);
  max-width: 600px;
}

/* =====================================================
   NAVBAR
   ===================================================== */

.navbar-premium {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1rem 0;
  background: transparent;
  transition: var(--transition-base);
}

.navbar-premium.scrolled {
  background: rgba(15, 23, 42, 0.9);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  padding: 0.75rem 0;
}

/* Mobile menu open - add solid background */
.navbar-premium:has(.navbar-collapse.show),
.navbar-premium:has(.navbar-collapse.collapsing),
.navbar-premium.menu-open {
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
}

.navbar-premium .navbar-brand {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--ct-white);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.navbar-premium .navbar-brand img {
  width: 32px;
  height: 32px;
}

.navbar-premium .nav-link {
  color: var(--ct-gray-300) !important;
  font-weight: 500;
  font-size: 0.95rem;
  padding: 0.5rem 1rem !important;
  transition: var(--transition-fast);
  position: relative;
}

.navbar-premium .nav-link:hover {
  color: var(--ct-white) !important;
}

.navbar-premium .nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--gradient-accent);
  transition: var(--transition-fast);
  border-radius: var(--radius-full);
}

.navbar-premium .nav-link:hover::after {
  width: 20px;
}

/* =====================================================
   BUTTONS
   ===================================================== */

.btn-premium {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  transition: var(--transition-base);
  text-decoration: none;
}

.btn-primary {
  background: var(--gradient-accent);
  color: var(--ct-white);
  box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 80px -15px rgba(14, 165, 233, 0.5);
  color: var(--ct-white);
}

.btn-secondary {
  background: var(--glass-bg);
  color: var(--ct-white);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
  color: var(--ct-white);
}

.btn-flux {
  background: var(--flux-gradient);
  color: var(--ct-white);
  box-shadow: var(--shadow-glow-flux);
}

.btn-cognify {
  background: var(--cognify-gradient);
  color: var(--ct-white);
  box-shadow: var(--shadow-glow-cognify);
}

.btn-lg {
  padding: 1rem 2.25rem;
  font-size: 1.05rem;
}

.btn-sm {
  padding: 0.625rem 1.25rem;
  font-size: 0.875rem;
}

/* =====================================================
   HERO SECTION
   ===================================================== */

.hero-premium {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding-top: 100px;
  overflow: hidden;
}

.hero-premium::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 150%;
  height: 100%;
  background: radial-gradient(ellipse at top, rgba(14, 165, 233, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  color: var(--ct-gray-300);
  margin-bottom: 1.5rem;
  backdrop-filter: blur(10px);
}

.hero-badge .badge-dot {
  width: 8px;
  height: 8px;
  background: var(--ct-primary);
  border-radius: 50%;
  animation: pulse-glow 2s ease-in-out infinite;
}

@keyframes pulse-glow {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(14, 165, 233, 0.4); }
  50% { opacity: 0.8; box-shadow: 0 0 0 8px rgba(14, 165, 233, 0); }
}

.hero-title {
  margin-bottom: 1.5rem;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--ct-gray-400);
  max-width: 600px;
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.hero-trust {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.875rem;
  color: var(--ct-gray-500);
}

.hero-trust img {
  height: 24px;
  opacity: 0.7;
}

/* Hero Visual */
.hero-visual {
  position: relative;
}

.hero-visual-container {
  position: relative;
  perspective: 1500px;
}

.hero-product-preview {
  position: relative;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-2xl);
  padding: 1.5rem;
  box-shadow: var(--shadow-glow);
  backdrop-filter: blur(20px);
  transform: rotateY(-5deg) rotateX(5deg);
  transition: var(--transition-slow);
}

.hero-product-preview:hover {
  transform: rotateY(0) rotateX(0);
}

.hero-product-preview img {
  width: 100%;
  border-radius: var(--radius-lg);
}

/* Floating Elements */
.floating-card {
  position: absolute;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 1rem;
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-lg);
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-15px); }
}

.floating-card.flux-card {
  top: 6%;
  left: -10%;
  z-index: 1;
  animation-delay: 0s;
  border-color: rgba(99, 102, 241, 0.3);
}

.floating-card.cognify-card {
  bottom: 20%;
  right: -10%;
  animation-delay: 1s;
  border-color: rgba(16, 185, 129, 0.3);
}

/* =====================================================
   SECTION STYLES
   ===================================================== */

.section-premium {
  padding: var(--section-padding) 0;
  position: relative;
}

.section-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  max-width: 700px;
  margin: 0 auto 4rem;
}

.section-header .section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 0.875rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ct-primary);
  margin-bottom: 1.25rem;
}

.section-header .section-title {
  margin-bottom: 1rem;
}

.section-header .section-description {
  color: var(--ct-gray-400);
  font-size: 1.125rem;
}

/* =====================================================
   PRODUCT ECOSYSTEM (FLUX + COGNIFY)
   ===================================================== */

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

@media (max-width: 991px) {
  .ecosystem-grid {
    grid-template-columns: 1fr;
  }
}

.ecosystem-card {
  position: relative;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  overflow: hidden;
  transition: var(--transition-base);
}

.ecosystem-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-accent);
  opacity: 0;
  transition: var(--transition-base);
}

.ecosystem-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
  transform: translateY(-4px);
}

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

.ecosystem-card.flux-card::before {
  background: var(--flux-gradient);
}

.ecosystem-card.cognify-card::before {
  background: var(--cognify-gradient);
}

.ecosystem-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
}

.ecosystem-icon.flux-icon {
  background: rgba(99, 102, 241, 0.15);
  color: var(--flux-primary);
}

.ecosystem-icon.cognify-icon {
  background: rgba(16, 185, 129, 0.15);
  color: var(--cognify-primary);
}

.ecosystem-card h3 {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
}

.ecosystem-card .card-description {
  color: var(--ct-gray-400);
  margin-bottom: 1.5rem;
}

.ecosystem-features {
  list-style: none;
  padding: 0;
  margin: 0;
}

.ecosystem-features li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.625rem 0;
  color: var(--ct-gray-300);
  font-size: 0.95rem;
}

.ecosystem-features li i {
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  border-radius: 50%;
}

.flux-card .ecosystem-features li i {
  background: rgba(99, 102, 241, 0.2);
  color: var(--flux-primary);
}

.cognify-card .ecosystem-features li i {
  background: rgba(16, 185, 129, 0.2);
  color: var(--cognify-primary);
}

/* Shared Capabilities */
.shared-capabilities {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 2rem;
  text-align: center;
}

.shared-capabilities h4 {
  font-size: 1.125rem;
  margin-bottom: 1.5rem;
  color: var(--ct-gray-200);
}

.capabilities-grid {
  display: flex;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.capability-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--ct-gray-400);
  font-size: 0.9rem;
}

.capability-item i {
  color: var(--ct-primary);
}

/* =====================================================
   PLATFORM FLOW
   ===================================================== */

.flow-container {
  position: relative;
  padding: 3rem 0;
}

.flow-line {
  position: absolute;
  top: 50%;
  left: 10%;
  right: 10%;
  height: 2px;
  background: var(--glass-border);
}

.flow-line::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 0;
  background: var(--gradient-accent);
  animation: flowLine 3s ease-in-out infinite;
}

@keyframes flowLine {
  0% { width: 0; left: 0; }
  50% { width: 100%; left: 0; }
  100% { width: 0; left: 100%; }
}

.flow-steps {
  display: flex;
  justify-content: space-between;
  position: relative;
  z-index: 1;
}

.flow-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  flex: 1;
  padding: 0 1rem;
}

.flow-step-icon {
  width: 72px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--ct-dark);
  border: 2px solid var(--glass-border);
  border-radius: 50%;
  font-size: 1.5rem;
  margin-bottom: 1rem;
  transition: var(--transition-base);
}

.flow-step:hover .flow-step-icon {
  border-color: var(--ct-primary);
  box-shadow: var(--shadow-glow);
}

.flow-step h5 {
  font-size: 0.95rem;
  margin-bottom: 0.375rem;
}

.flow-step p {
  font-size: 0.8rem;
  color: var(--ct-gray-500);
}

/* =====================================================
   FEATURES GRID
   ===================================================== */

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

@media (max-width: 991px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 576px) {
  .features-grid {
    grid-template-columns: 1fr;
  }
}

.feature-card {
  position: relative;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 2rem;
  transition: var(--transition-base);
}

.feature-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.feature-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(14, 165, 233, 0.1);
  border-radius: var(--radius-md);
  margin-bottom: 1.25rem;
  font-size: 1.25rem;
  color: var(--ct-primary);
}

.feature-card h4 {
  font-size: 1.125rem;
  margin-bottom: 0.625rem;
}

.feature-card p {
  color: var(--ct-gray-400);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* =====================================================
   USE CASES
   ===================================================== */

.use-cases-tabs {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.use-case-tab {
  padding: 0.75rem 1.5rem;
  background: transparent;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  color: var(--ct-gray-400);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-fast);
}

.use-case-tab:hover {
  border-color: rgba(255, 255, 255, 0.2);
  color: var(--ct-white);
}

.use-case-tab.active {
  background: var(--gradient-accent);
  border-color: transparent;
  color: var(--ct-white);
}

.use-case-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.use-case-content.active {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 991px) {
  .use-case-content {
    grid-template-columns: 1fr;
  }
}

.use-case-info h3 {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.use-case-info p {
  color: var(--ct-gray-400);
  margin-bottom: 1.5rem;
}

.use-case-benefits {
  list-style: none;
  padding: 0;
  margin: 0;
}

.use-case-benefits li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.625rem 0;
}

.use-case-benefits li i {
  color: var(--ct-primary);
  margin-top: 0.25rem;
}

.use-case-visual {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 2rem;
  min-height: 350px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* =====================================================
   WHY CONCEPTUNE
   ===================================================== */

.comparison-table {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.comparison-header {
  display: grid;
  grid-template-columns: 2fr repeat(2, 1fr);
  padding: 1.25rem 1.5rem;
  background: rgba(255, 255, 255, 0.03);
  border-bottom: 1px solid var(--glass-border);
}

.comparison-header span {
  font-weight: 600;
  color: var(--ct-gray-300);
  font-size: 0.9rem;
}

.comparison-header span:first-child {
  color: var(--ct-gray-500);
}

.comparison-header span:last-child {
  color: var(--ct-primary);
}

.comparison-row {
  display: grid;
  grid-template-columns: 2fr repeat(2, 1fr);
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--glass-border);
  transition: var(--transition-fast);
}

.comparison-row:last-child {
  border-bottom: none;
}

.comparison-row:hover {
  background: rgba(255, 255, 255, 0.02);
}

.comparison-row span {
  display: flex;
  align-items: center;
  color: var(--ct-gray-400);
  font-size: 0.9rem;
}

.comparison-row span:first-child {
  color: var(--ct-gray-300);
}

.comparison-row .check {
  color: var(--ct-primary);
}

.comparison-row .cross {
  color: var(--ct-gray-600);
}

/* =====================================================
   INTEGRATIONS
   ===================================================== */

.integrations-cloud {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem;
  max-width: 900px;
  margin: 0 auto;
}

.integration-item {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 80px;
  height: 80px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  transition: var(--transition-base);
}

.integration-item:hover {
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-4px);
}

.integration-item img {
  width: 40px;
  height: 40px;
  object-fit: contain;
  filter: grayscale(100%) brightness(1.5);
  opacity: 0.7;
  transition: var(--transition-base);
}

.integration-item:hover img {
  filter: grayscale(0%) brightness(1);
  opacity: 1;
}

/* =====================================================
   PRICING
   ===================================================== */

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  max-width: 1100px;
  margin: 0 auto;
}

@media (max-width: 991px) {
  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
  }
}

.pricing-card {
  position: relative;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  text-align: center;
  transition: var(--transition-base);
}

.pricing-card.popular {
  border-color: var(--ct-primary);
  transform: scale(1.05);
}

.pricing-card.popular::before {
  content: 'Most Popular';
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  padding: 0.375rem 1rem;
  background: var(--gradient-accent);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--ct-white);
}

.pricing-card:hover {
  border-color: rgba(255, 255, 255, 0.2);
}

.pricing-card h4 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.pricing-card .price {
  font-size: 3rem;
  font-weight: 800;
  color: var(--ct-white);
  margin-bottom: 0.25rem;
}

.pricing-card .price span {
  font-size: 1rem;
  font-weight: 400;
  color: var(--ct-gray-500);
}

.pricing-card .price-description {
  color: var(--ct-gray-500);
  font-size: 0.875rem;
  margin-bottom: 2rem;
}

.pricing-features {
  list-style: none;
  padding: 0;
  margin: 0 0 2rem;
  text-align: left;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.625rem 0;
  color: var(--ct-gray-300);
  font-size: 0.9rem;
}

.pricing-features li i {
  color: var(--ct-primary);
}

/* =====================================================
   CTA SECTION
   ===================================================== */

.cta-premium {
  position: relative;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-2xl);
  padding: 5rem 3rem;
  text-align: center;
  overflow: hidden;
}

.cta-premium::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 200%;
  height: 100%;
  background: radial-gradient(ellipse at top, rgba(14, 165, 233, 0.1) 0%, transparent 60%);
  pointer-events: none;
}

.cta-premium h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  position: relative;
}

.cta-premium p {
  color: var(--ct-gray-400);
  font-size: 1.125rem;
  max-width: 500px;
  margin: 0 auto 2rem;
  position: relative;
}

.cta-buttons {
  display: flex;
  justify-content: flex-start;
  gap: 1rem;
  flex-wrap: wrap;
  position: relative;
}

/* =====================================================
   FOOTER
   ===================================================== */

.footer-premium {
  background: rgba(0, 0, 0, 0.3);
  border-top: 1px solid var(--glass-border);
  padding: 5rem 0 2rem;
}

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

@media (max-width: 991px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 576px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

.footer-brand {
  max-width: 300px;
}

.footer-brand .brand-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--ct-white);
  margin-bottom: 1rem;
}

.footer-brand p {
  color: var(--ct-gray-500);
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

.footer-social {
  display: flex;
  gap: 0.75rem;
}

.footer-social a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 50%;
  color: var(--ct-gray-400);
  transition: var(--transition-fast);
}

.footer-social a:hover {
  border-color: var(--ct-primary);
  color: var(--ct-primary);
}

.footer-column h5 {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 1.25rem;
  color: var(--ct-white);
}

.footer-column ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-column ul li {
  margin-bottom: 0.75rem;
}

.footer-column ul li a {
  color: var(--ct-gray-500);
  text-decoration: none;
  font-size: 0.9rem;
  transition: var(--transition-fast);
}

.footer-column ul li a:hover {
  color: var(--ct-white);
}

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

.footer-bottom p {
  color: var(--ct-gray-600);
  font-size: 0.875rem;
  margin: 0;
}

.footer-bottom-links {
  display: flex;
  gap: 1.5rem;
}

.footer-bottom-links a {
  color: var(--ct-gray-500);
  text-decoration: none;
  font-size: 0.875rem;
  transition: var(--transition-fast);
}

.footer-bottom-links a:hover {
  color: var(--ct-white);
}

/* =====================================================
   ANIMATIONS
   ===================================================== */

.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }
.stagger-5 { transition-delay: 0.5s; }

/* Glow Animation */
@keyframes glow-pulse {
  0%, 100% { 
    box-shadow: 0 0 20px rgba(14, 165, 233, 0.3);
  }
  50% { 
    box-shadow: 0 0 40px rgba(14, 165, 233, 0.5);
  }
}

.glow-animate {
  animation: glow-pulse 3s ease-in-out infinite;
}

/* Rotate Animation */
@keyframes slow-rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.rotate-slow {
  animation: slow-rotate 20s linear infinite;
}

/* =====================================================
   RESPONSIVE UTILITIES
   ===================================================== */

@media (max-width: 768px) {
  .section-premium {
    padding: var(--section-padding-mobile) 0;
  }
  
  .hero-cta {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .hero-cta .btn-premium {
    width: 100%;
    justify-content: center;
  }
  
  .flow-steps {
    flex-direction: column;
    gap: 2rem;
  }
  
  .flow-line {
    display: none;
  }
}

/* =====================================================
   LIGHT SECTIONS (For contrast)
   ===================================================== */

.section-light {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.02) 0%, transparent 100%);
}

/* =====================================================
   SCROLL INDICATOR
   ===================================================== */

.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--ct-gray-500);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.scroll-indicator .mouse {
  width: 24px;
  height: 38px;
  border: 2px solid var(--ct-gray-600);
  border-radius: 12px;
  position: relative;
}

.scroll-indicator .mouse::before {
  content: '';
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  background: var(--ct-gray-500);
  border-radius: 2px;
  animation: scroll-down 2s ease-in-out infinite;
}

@keyframes scroll-down {
  0% { opacity: 1; transform: translateX(-50%) translateY(0); }
  50% { opacity: 0.5; transform: translateX(-50%) translateY(10px); }
  100% { opacity: 1; transform: translateX(-50%) translateY(0); }
}

/* =====================================================
   STATS SECTION
   ===================================================== */

.stats-premium {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  padding: 3rem 0;
  border-top: 1px solid var(--glass-border);
  border-bottom: 1px solid var(--glass-border);
  margin: 4rem 0;
}

@media (max-width: 768px) {
  .stats-premium {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

.stat-number {
  font-size: 3rem;
  font-weight: 800;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-label {
  color: var(--ct-gray-500);
  font-size: 0.9rem;
}

/* =====================================================
   INTERACTIVE DEMO SECTION
   ===================================================== */

.demo-container {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-2xl);
  overflow: hidden;
}

.demo-header {
  display: flex;
  align-items: center;
  padding: 1rem 1.5rem;
  background: rgba(0, 0, 0, 0.2);
  border-bottom: 1px solid var(--glass-border);
  gap: 0.5rem;
}

.demo-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.demo-dot.red { background: #ef4444; }
.demo-dot.yellow { background: #eab308; }
.demo-dot.green { background: #22c55e; }

.demo-body {
  padding: 2rem;
  min-height: 400px;
}

/* =====================================================
   TOOL REPLACEMENT CARDS
   ===================================================== */

.replacement-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-bottom: 2rem;
}

@media (max-width: 991px) {
  .replacement-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.replacement-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  text-align: center;
  position: relative;
}

.replacement-card .old-tool {
  color: var(--ct-gray-500);
  text-decoration: line-through;
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}

.replacement-card .new-tool {
  color: var(--ct-primary);
  font-weight: 600;
  font-size: 0.9rem;
}

.replacement-card::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--glass-border);
}

/* =====================================================
   ROI CALCULATOR STYLES
   ===================================================== */

.roi-calculator {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
}

.roi-input-group {
  margin-bottom: 1.5rem;
}

.roi-input-group label {
  display: block;
  color: var(--ct-gray-300);
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}

.roi-input {
  width: 100%;
  padding: 0.875rem 1rem;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  color: var(--ct-white);
  font-size: 1rem;
  transition: var(--transition-fast);
}

.roi-input:focus {
  outline: none;
  border-color: var(--ct-primary);
}

.roi-result {
  background: rgba(14, 165, 233, 0.1);
  border: 1px solid rgba(14, 165, 233, 0.2);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  text-align: center;
  margin-top: 2rem;
}

.roi-result .savings {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--ct-primary);
}

.roi-result .label {
  color: var(--ct-gray-400);
  font-size: 0.9rem;
}

#contact-form input::placeholder, 
#contact-form textarea::placeholder {
  color: var(--ct-gray-500);
}

@media (max-width: 576px) {
  #chatbot-window {
    width: calc(100vw - 40px) !important;
    height: 80vh !important;
    height: 70vh !important;
    right: -10px !important;
  }
}