/* ===== AI PREMIUM DESIGN SYSTEM ===== */
:root {
  /* AI Premium Color Palette */
  --color-bg-primary: #0a0a0a;
  --color-bg-secondary: #111111;
  --color-bg-tertiary: #1a1a1a;
  --color-bg-elevated: #1e1e1e;
  
  /* Text Colors */
  --color-text-primary: #ffffff;
  --color-text-secondary: #a0a0a0;
  --color-text-muted: #666666;
  
  /* AI Premium Brand Colors */
  --color-ai-blue: #0ea5e9;
  --color-ai-purple: #8b5cf6;
  --color-ai-cyan: #06b6d4;
  --color-ai-white: #ffffff;
  
  /* Premium Gradients */
  --gradient-ai-primary: linear-gradient(135deg, #0ea5e9 0%, #8b5cf6 100%);
  --gradient-ai-secondary: linear-gradient(135deg, #06b6d4 0%, #0ea5e9 100%);
  --gradient-ai-accent: linear-gradient(135deg, #8b5cf6 0%, #ec4899 100%);
  --gradient-ai-dark: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 100%);
  --gradient-ai-glow: radial-gradient(circle, rgba(14, 165, 233, 0.15) 0%, transparent 70%);
  
  /* Glass Morphism */
  --glass-bg: rgba(255, 255, 255, 0.05);
  --glass-border: rgba(255, 255, 255, 0.1);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  
  /* Premium Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.3);
  --shadow-xl: 0 25px 50px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 20px rgba(14, 165, 233, 0.3);
  --shadow-glow-purple: 0 0 20px rgba(139, 92, 246, 0.3);
  
  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  
  /* Spacing System */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  
  /* Animations */
  --transition-fast: 0.15s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
}

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

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

body {
  font-family: var(--font-primary);
  background: var(--color-bg-primary);
  color: var(--color-text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ===== PREMIUM ANIMATIONS ===== */
@keyframes aiGlow {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.05); }
}

@keyframes aiFloat {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
}

@keyframes aiSlideUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes aiPulse {
  0%, 100% { box-shadow: 0 0 20px rgba(14, 165, 233, 0.3); }
  50% { box-shadow: 0 0 40px rgba(14, 165, 233, 0.6); }
}

/* ===== LAYOUT CONTAINERS ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.section {
  padding: var(--space-20) 0;
}

.section-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.1;
  text-align: center;
  margin-bottom: var(--space-6);
  background: var(--gradient-ai-primary);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  text-align: center;
  margin-bottom: var(--space-12);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* ===== HEADER & NAVIGATION ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(10, 10, 10, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  z-index: 1000;
  transition: all var(--transition-base);
}

.nav__content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) 0;
}

.nav__brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.brand-text {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text-primary);
  text-decoration: none;
}

.brand-tagline {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

.nav__menu {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

@media (max-width: 640px) {
  .nav__menu .nav__list {
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
  }
}

.nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  list-style: none;
}

.nav__link {
  color: var(--color-text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9rem;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  position: relative;
}

.nav__link:hover {
  color: var(--color-text-primary);
  background: var(--glass-bg);
}

.nav__cta-btn {
  display: inline-flex;
  align-items: center;
  padding: var(--space-3) var(--space-6);
  background: var(--gradient-ai-primary);
  color: white;
  text-decoration: none;
  border-radius: var(--radius-lg);
  font-weight: 600;
  font-size: 0.9rem;
  transition: all var(--transition-base);
  box-shadow: var(--shadow-glow);
}

.nav__cta-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow), var(--shadow-lg);
}

/* ===== HERO SECTION ===== */
.hero {
  padding: calc(var(--space-20) + 60px) 0 var(--space-20);
  background: radial-gradient(circle at 50% 20%, rgba(14, 165, 233, 0.1) 0%, transparent 70%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.03)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
  opacity: 0.5;
  pointer-events: none;
}

.stats-bar {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  margin-bottom: var(--space-12);
  position: relative;
  z-index: 1;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-6);
}

.stat-item {
  text-align: center;
  padding: var(--space-4);
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  background: var(--gradient-ai-primary);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: block;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  margin-top: var(--space-2);
}

.hero__content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  text-align: center;
  position: relative;
  z-index: 1;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-2) var(--space-4);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
  animation: aiFloat 6s ease-in-out infinite;
}

.hero__title {
  font-size: clamp(2.5rem, 8vw, 4.5rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: var(--space-6);
}

.hero__title-highlight {
  background: var(--gradient-ai-primary);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: block;
}

.hero__subtitle {
  font-size: 1.25rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-8);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero__features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-4);
  margin-bottom: var(--space-8);
}

.feature-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
}

.feature-item:hover {
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(-2px);
}

.feature-icon {
  font-size: 1.5rem;
}

.hero__cta-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-6);
}

/* ===== PREMIUM BUTTONS ===== */
.cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-8);
  border: none;
  border-radius: var(--radius-lg);
  font-family: var(--font-primary);
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

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

.cta-btn--primary:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-glow), var(--shadow-xl);
}

.cta-btn--secondary {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--color-text-primary);
}

.cta-btn--secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
}

.cta-btn--large {
  padding: var(--space-6) var(--space-12);
  font-size: 1.125rem;
}

/* ===== COURSE CARDS ===== */
/* ===== PREMIUM COURSES SECTION ===== */
.premium-courses-section {
  background: linear-gradient(135deg, var(--color-bg-secondary) 0%, var(--color-bg-primary) 100%);
  position: relative;
}

.courses-header {
  text-align: center;
  margin-bottom: var(--space-16);
}

/* Premium Courses Grid */
.courses-grid,
.premium-courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-6);
  margin-bottom: var(--space-12);
  align-items: stretch;
}

/* Premium Course Card */
.course-card,
.premium-course-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  transition: all var(--transition-slow);
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: 480px;
}

.course-card::before,
.premium-course-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient-ai-glow);
  opacity: 0;
  transition: opacity var(--transition-slow);
  pointer-events: none;
}

.course-card:hover,
.premium-course-card:hover {
  transform: translateY(-12px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(14, 165, 233, 0.4);
}

.course-card:hover::before,
.premium-course-card:hover::before {
  opacity: 1;
}

/* Card Variations */
.course-card--featured,
.card-bestseller {
  border: 2px solid #f59e0b;
  box-shadow: 0 0 30px rgba(245, 158, 11, 0.2);
}

.card-trending {
  border: 2px solid #8b5cf6;
  box-shadow: 0 0 30px rgba(139, 92, 246, 0.2);
}

.card-vip {
  border: 2px solid #ef4444;
  box-shadow: 0 0 30px rgba(239, 68, 68, 0.2);
  background: linear-gradient(135deg, rgba(239, 68, 68, 0.05) 0%, var(--glass-bg) 100%);
}

.card-elite {
  border: 2px solid #06b6d4;
  box-shadow: 0 0 30px rgba(6, 182, 212, 0.2);
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.05) 0%, var(--glass-bg) 100%);
}

/* Hot badge for imminent cohorts */
.card-hot {
  position: relative;
  overflow: visible;
}

.course-date-badge {
  position: absolute;
  top: -10px;
  right: -10px;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--color-text-primary);
  box-shadow: var(--shadow-md);
  z-index: 2;
}

.course-date-badge.hot {
  background: linear-gradient(135deg, #ef4444 0%, #f59e0b 100%);
  color: white;
  border: none;
  box-shadow: 0 0 18px rgba(239, 68, 68, 0.45);
}

.course-date-badge.hot::after {
  content: '🔥';
  margin-left: 6px;
}

@keyframes flamePulse {
  0%, 100% { transform: translateY(0) scale(1); filter: drop-shadow(0 0 6px rgba(239,68,68,0.6)); }
  50% { transform: translateY(-2px) scale(1.03); filter: drop-shadow(0 0 12px rgba(245,158,11,0.8)); }
}

.card-hot .course-date-badge.hot {
  animation: flamePulse 1.6s ease-in-out infinite;
}

.card-free {
  border: 2px solid #10b981;
  box-shadow: 0 0 30px rgba(16, 185, 129, 0.2);
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.05) 0%, var(--glass-bg) 100%);
}

/* Course Header */
.course-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: var(--space-4) var(--space-4) 0 var(--space-4);
  position: relative;
  z-index: 1;
}

.course-icon-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
}

.course-icon {
  font-size: 2rem;
  animation: aiFloat 4s ease-in-out infinite;
}

.course-level {
  font-size: 0.75rem;
  font-weight: 600;
  padding: var(--space-1) var(--space-2);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
  text-align: center;
  min-width: 80px;
}

.course-pricing {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  text-align: right;
  min-width: 100px;
}

.course-price {
  font-size: 1.75rem;
  font-weight: 900;
  background: var(--gradient-ai-primary);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
}

.course-duration {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  font-weight: 600;
  margin-top: var(--space-1);
}

/* Course Content */
.course-content {
  padding: var(--space-4);
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  flex: 1;
  justify-content: space-between;
}

.course-info {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.course-bottom {
  margin-top: auto;
  padding-top: var(--space-2);
}

.course-content h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-3);
  line-height: 1.3;
  min-height: 3.2rem;
  display: flex;
  align-items: center;
}

.course-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--space-4);
  color: var(--color-text-primary);
}

.course-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-3);
  gap: var(--space-2);
  min-height: 2rem;
}

.start-date,
.spots-left {
  font-size: 0.75rem;
  font-weight: 600;
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border);
  white-space: nowrap;
  text-align: center;
  min-width: 100px;
}

.course-guarantee {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-3);
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  color: #10b981;
  font-weight: 600;
  width: fit-content;
}

.course-content p,
.course-description {
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-4);
  flex: 1;
  min-height: 4.5rem;
  display: flex;
  align-items: flex-start;
}

.course-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
  min-height: 3rem;
}

.course-features span {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) 0;
  line-height: 1.4;
}

/* Premium Course Button */
.course-btn,
.premium-course-btn {
  display: block;
  width: 100%;
  text-align: center;
  background: var(--gradient-ai-primary);
  color: white;
  text-decoration: none;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-lg);
  font-weight: 600;
  font-size: 0.9rem;
  transition: all var(--transition-base);
  border: none;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.premium-course-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left var(--transition-base);
}

.course-btn:hover,
.premium-course-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.premium-course-btn:hover::before {
  left: 100%;
}

/* VIP and Elite Button Variations */
.btn-vip {
  background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
  box-shadow: 0 0 20px rgba(239, 68, 68, 0.3);
}

.btn-vip:hover {
  box-shadow: 0 0 30px rgba(239, 68, 68, 0.5);
}

.btn-elite {
  background: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%);
  box-shadow: 0 0 20px rgba(6, 182, 212, 0.3);
}

.btn-elite:hover {
  box-shadow: 0 0 30px rgba(6, 182, 212, 0.5);
}

/* Courses CTA Section */
.courses-cta-section {
  text-align: center;
  padding: var(--space-8);
  background: var(--glass-bg);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--glass-border);
  position: relative;
  overflow: hidden;
}

.courses-cta-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient-ai-glow);
  opacity: 0.1;
  pointer-events: none;
}

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

.cta-content h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-3);
}

.cta-content p {
  font-size: 1rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.cta-benefits {
  display: flex;
  justify-content: center;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
  flex-wrap: wrap;
}

.cta-benefits span {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.mega-cta-btn {
  display: inline-block;
  background: var(--gradient-ai-primary);
  color: white;
  text-decoration: none;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-xl);
  font-weight: 700;
  font-size: 1rem;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.mega-cta-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transition: left var(--transition-base);
}

.mega-cta-btn:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.mega-cta-btn:hover::before {
  left: 100%;
}

/* Manager Contact Styles */
.cta-buttons-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-6);
}

.manager-contact {
  text-align: center;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: var(--space-4);
  transition: all var(--transition-base);
}

.manager-contact:hover {
  border-color: var(--color-ai-blue);
  box-shadow: var(--shadow-glow);
  transform: translateY(-2px);
}

.manager-text {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  margin: 0 0 var(--space-2) 0;
}

.manager-link {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-ai-blue);
  text-decoration: none;
  transition: all var(--transition-base);
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}

.manager-link:hover {
  color: var(--color-text-primary);
  text-shadow: 0 0 10px var(--color-ai-blue);
}

/* ===== COURSES PAGE SPECIFIC ===== */
.courses-hero {
  min-height: 60vh;
  padding-top: var(--space-20);
}

.courses-stats {
  display: flex;
  justify-content: center;
  gap: var(--space-8);
  margin-top: var(--space-8);
  flex-wrap: wrap;
}

.nav__link.active {
  color: var(--color-ai-blue);
  position: relative;
}

.nav__link.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--color-ai-blue);
  border-radius: 1px;
}

/* Course Benefits Section */
.course-benefits-section {
  margin: var(--space-16) 0;
  text-align: center;
}

.course-benefits-section h3 {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-8);
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-8);
}

.benefit-item {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  text-align: center;
  transition: all var(--transition-base);
}

.benefit-item:hover {
  transform: translateY(-4px);
  border-color: var(--color-ai-blue);
  box-shadow: var(--shadow-glow);
}

.benefit-icon {
  font-size: 2.5rem;
  display: block;
  margin-bottom: var(--space-4);
  animation: aiFloat 4s ease-in-out infinite;
}

.benefit-item h4 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.benefit-item p {
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* ===== COMMUNITY PAGE SPECIFIC ===== */
.community-hero {
  min-height: 70vh;
}

.community-stats {
  display: flex;
  justify-content: center;
  gap: var(--space-8);
  margin: var(--space-8) 0;
  flex-wrap: wrap;
}

.cta-note {
  margin-top: var(--space-4);
  text-align: center;
}

.cta-note span {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  background: rgba(255, 255, 255, 0.05);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-lg);
  border: 1px solid var(--glass-border);
}

/* Community Features */
.community-features {
  background: var(--color-bg-secondary);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-16);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-8);
}

.feature-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient-ai-glow);
  opacity: 0;
  transition: opacity var(--transition-base);
  pointer-events: none;
}

.feature-card:hover {
  transform: translateY(-8px);
  border-color: var(--color-ai-blue);
  box-shadow: var(--shadow-xl);
}

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

.feature-primary {
  border: 2px solid var(--color-ai-blue);
  box-shadow: var(--shadow-glow);
}

.feature-icon {
  font-size: 3rem;
  margin-bottom: var(--space-4);
  animation: aiFloat 4s ease-in-out infinite;
}

.feature-card h3 {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-3);
  position: relative;
  z-index: 1;
}

.feature-card p {
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-4);
  position: relative;
  z-index: 1;
}

.feature-benefit {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  position: relative;
  z-index: 1;
}

.feature-benefit span {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  padding-left: var(--space-2);
}

/* Community Proof */
.community-proof {
  background: var(--color-bg-primary);
  text-align: center;
}

.proof-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-6);
  margin: var(--space-12) 0;
}

.proof-stat {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  transition: all var(--transition-base);
}

.proof-stat:hover {
  transform: translateY(-4px);
  border-color: var(--color-ai-blue);
  box-shadow: var(--shadow-glow);
}

.proof-number {
  font-size: 2.5rem;
  font-weight: 900;
  background: var(--gradient-ai-primary);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
  margin-bottom: var(--space-2);
}

.proof-label {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-1);
}

.proof-growth {
  font-size: 0.875rem;
  color: #10b981;
  font-weight: 500;
}

.community-testimonials {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-12);
}

.testimonial-item {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  transition: all var(--transition-base);
}

.testimonial-item:hover {
  transform: translateY(-4px);
  border-color: var(--color-ai-blue);
  box-shadow: var(--shadow-glow);
}

.testimonial-content p {
  font-style: italic;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-4);
  font-size: 1rem;
}

.testimonial-author {
  color: var(--color-text-primary);
  font-size: 0.875rem;
}

/* Join CTA */
.join-cta {
  background: linear-gradient(135deg, var(--color-bg-secondary) 0%, var(--color-bg-primary) 100%);
}

.cta-content-large {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.cta-content-large h2 {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-4);
}

.cta-content-large p {
  font-size: 1.25rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-8);
}

.join-benefits {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-6);
  margin: var(--space-8) 0;
}

.join-benefit {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  text-align: left;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  transition: all var(--transition-base);
}

.join-benefit:hover {
  transform: translateY(-4px);
  border-color: var(--color-ai-blue);
  box-shadow: var(--shadow-glow);
}

.join-benefit .benefit-icon {
  font-size: 2rem;
  animation: none;
  margin-bottom: 0;
}

.join-benefit h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-1);
}

.join-benefit p {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  margin: 0;
}

.cta-pulse {
  animation: ctaPulse 2s ease-in-out infinite;
}

@keyframes ctaPulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

.cta-guarantee {
  display: flex;
  justify-content: center;
  gap: var(--space-4);
  margin-top: var(--space-6);
  flex-wrap: wrap;
}

.cta-guarantee span {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  background: rgba(255, 255, 255, 0.05);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-md);
  border: 1px solid var(--glass-border);
}

/* ===== REVIEWS PAGE SPECIFIC ===== */
.reviews-hero {
  min-height: 60vh;
}

.reviews-stats {
  display: flex;
  justify-content: center;
  gap: var(--space-8);
  margin-top: var(--space-8);
  flex-wrap: wrap;
}

/* Filter Section */
.reviews-filter {
  background: var(--color-bg-secondary);
  padding: var(--space-8) 0;
}

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

.filter-controls h3 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-6);
}

.filter-buttons {
  display: flex;
  justify-content: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.filter-btn {
  padding: var(--space-2) var(--space-4);
  background: transparent;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  color: var(--color-text-secondary);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-base);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--color-ai-blue);
  color: white;
  border-color: var(--color-ai-blue);
  transform: translateY(-2px);
}

/* Reviews Grid */
.reviews-grid-section {
  background: var(--color-bg-primary);
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: var(--space-6);
}

/* Responsive tweaks */
@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .reviews-grid { grid-template-columns: 1fr; }
  .premium-courses-grid { grid-template-columns: 1fr !important; }
  .features-grid { grid-template-columns: 1fr !important; }
}

@media (max-width: 768px) {
  .hero__cta-group { display: grid; grid-template-columns: 1fr; gap: var(--space-3); }
  .nav__menu .nav__list { gap: 12px; }
}

.review-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-6);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.review-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient-ai-glow);
  opacity: 0;
  transition: opacity var(--transition-base);
  pointer-events: none;
}

.review-card:hover {
  transform: translateY(-6px);
  border-color: var(--color-ai-blue);
  box-shadow: var(--shadow-xl);
}

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

/* Make entire blog card clickable */
.review-card { position: relative; }
.review-card .card-link {
  position: absolute;
  inset: 0;
  z-index: 1;
}
.review-card h4 a,
.review-card h4 { color: var(--color-text-primary); text-decoration: none; }
.review-card h4 a:hover { color: var(--color-text-primary); text-decoration: none; }

/* Blog Modal */
.modal-lite { position: fixed; inset: 0; display: none; z-index: 1200; }
.modal-lite.show { display: block; }
.modal-lite__overlay { position: absolute; inset: 0; background: rgba(0,0,0,0.6); backdrop-filter: blur(6px); }
.modal-lite__dialog { position: relative; width: min(860px, 92vw); margin: 8vh auto; background: var(--color-bg-primary); border: 1px solid var(--glass-border); border-radius: var(--radius-2xl); box-shadow: var(--shadow-xl); overflow: hidden; transform: translateY(10px); opacity: 0; transition: all 220ms ease; }
.modal-lite.show .modal-lite__dialog { transform: none; opacity: 1; }
.modal-lite__close { position: absolute; top: 12px; right: 12px; background: rgba(0,0,0,0.35); border: 1px solid var(--glass-border); color: var(--color-text-primary); width: 32px; height: 32px; border-radius: 10px; display: grid; place-items: center; cursor: pointer; }
.modal-lite__body { padding: 20px 22px; }
.blog-modal {
  position: fixed;
  inset: 0;
  display: none;
  z-index: 1000;
}

.blog-modal.show { display: block; }

.blog-modal__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(6px);
  opacity: 0;
  transition: opacity 200ms ease;
}

.blog-modal__dialog {
  position: relative;
  max-width: 800px;
  margin: 6vh auto;
  background: var(--color-bg-primary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-2xl);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  max-height: 92vh;
  transform: translateY(12px) scale(0.98);
  opacity: 0;
  transition: transform 240ms ease, opacity 240ms ease;
}

.blog-modal.show .blog-modal__overlay { opacity: 1; }
.blog-modal.show .blog-modal__dialog { transform: none; opacity: 1; }

.blog-modal__progress {
  position: absolute;
  top: 0;
  left: 0;
  height: 3px;
  width: 100%;
  background: rgba(255,255,255,0.06);
}
.blog-modal__progress-bar {
  height: 100%;
  width: 0%;
  background: var(--gradient-ai-primary);
  transition: width 120ms linear;
}

.blog-modal__close {
  position: absolute;
  top: clamp(14px, 2vw, 22px);
  right: clamp(14px, 2vw, 22px);
  background: rgba(0,0,0,0.35);
  border: 1px solid var(--glass-border);
  color: var(--color-text-primary);
  font-size: 1.1rem;
  cursor: pointer;
  z-index: 2;
  width: 32px;
  height: 32px;
  border-radius: 10px;
  display: grid;
  place-items: center;
}
.blog-modal__close:hover { background: rgba(0,0,0,0.5); }

.blog-modal__media {
  position: relative;
  height: clamp(140px, 22vh, 200px);
  background: linear-gradient(135deg, rgba(59,130,246,0.2), rgba(124,58,237,0.2));
}
.blog-modal__media-overlay {
  position: absolute; inset: 0;
  background: radial-gradient(600px 200px at 20% 30%, rgba(99,102,241,0.25), transparent),
              radial-gradient(600px 200px at 80% 70%, rgba(139,92,246,0.25), transparent);
}
.blog-modal__emoji {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 3rem;
}

.blog-modal__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-4);
  padding: clamp(16px, 2.4vw, 28px) clamp(22px, 4vw, 48px);
  border-bottom: 1px solid var(--glass-border);
  background: var(--color-bg-primary);
}

.blog-modal__header-main { max-width: 70%; }

.blog-modal__header-main > * + * { margin-top: 6px; }

.blog-modal__actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.blog-action {
  padding: 8px 12px;
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
  color: var(--color-text-primary);
  border-radius: var(--radius-lg);
  cursor: pointer;
  white-space: nowrap;
}
.blog-action:hover { transform: translateY(-2px); box-shadow: var(--shadow-glow); }
.blog-action:focus-visible { outline: 2px solid var(--color-ai-blue); outline-offset: 2px; }

@media (max-width: 640px) {
  .blog-action { width: 100%; text-align: center; }
}

.blog-modal__header h2 {
  margin: 0 0 var(--space-2) 0;
  font-size: clamp(1.25rem, 2.6vw, 2.25rem);
  line-height: 1.25;
}

.blog-modal__subtitle, .blog-modal__meta { color: var(--color-text-secondary); }

.blog-modal__tags { margin-top: var(--space-2); display: flex; gap: 6px; flex-wrap: wrap; }
.blog-modal__tags .tag {
  padding: 4px 10px;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  color: var(--color-text-secondary);
  font-size: 0.8rem;
}
.blog-modal__actions { margin-top: 6px; }

.blog-modal__body {
  padding: clamp(16px, 2.4vw, 28px) clamp(22px, 4vw, 48px);
  line-height: 1.7;
  overflow: auto;
  flex: 1 1 auto;
  -webkit-overflow-scrolling: touch;
  word-break: break-word;
  overflow-wrap: anywhere;
}

.blog-modal__body p { margin: 0 0 var(--space-4) 0; }
.blog-modal__body h4 { margin: var(--space-3) 0 var(--space-2); }
.blog-modal__body ul { padding-left: 1.2rem; margin: 0 0 var(--space-4) 0; }
.blog-modal__body li { margin: 0 0 var(--space-2) 0; }
.blog-modal__body article { max-width: 72ch; margin: 0 auto; }
.blog-modal__body p, .blog-modal__body li { hyphens: auto; -webkit-hyphens: auto; }

/* Scrollbar aesthetics (webkit) */
.blog-modal__body::-webkit-scrollbar { width: 10px; }
.blog-modal__body::-webkit-scrollbar-track { background: transparent; }
.blog-modal__body::-webkit-scrollbar-thumb { background: linear-gradient(180deg, rgba(99,102,241,0.5), rgba(139,92,246,0.5)); border-radius: 8px; }

/* B2B Form Styles */
.b2b-form input,
.b2b-form textarea {
  width: 100%;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 14px 16px;
  color: var(--color-text-primary);
  font: inherit;
  transition: border-color var(--transition-base), box-shadow var(--transition-base), background 200ms ease;
}
.b2b-form input::placeholder,
.b2b-form textarea::placeholder {
  color: var(--color-text-secondary);
}
.b2b-form input:focus,
.b2b-form textarea:focus {
  outline: none;
  border-color: var(--color-ai-blue);
  box-shadow: 0 0 0 4px rgba(59,130,246,0.15);
  background: rgba(255,255,255,0.02);
}
.b2b-form textarea { resize: vertical; min-height: 120px; }

.b2b-form .cta-btn { min-width: 220px; }

@media (max-width: 640px) {
  .b2b-form .cta-btn { width: 100%; }
}

/* Roadmap */
.roadmap {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-6);
  box-shadow: var(--shadow-xl);
}
.roadmap-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}
.roadmap-step {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--glass-border);
  background: rgba(255,255,255,0.02);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all 220ms ease;
}
.roadmap-step .step-index {
  width: 24px; height: 24px; display: grid; place-items: center;
  border-radius: 999px; background: var(--glass-bg); border: 1px solid var(--glass-border);
  font-size: 0.85rem; color: var(--color-text-primary);
}
.roadmap-step.active, .roadmap-step:hover {
  color: var(--color-text-primary);
  border-color: var(--color-ai-blue);
  box-shadow: var(--shadow-glow), inset 0 0 0 1px rgba(59,130,246,0.2);
}
.roadmap-step.active .step-index {
  background: var(--gradient-ai-primary);
  color: white;
}
.roadmap-step.completed { border-color: rgba(59,130,246,0.35); }
.roadmap-step.completed .step-index { background: linear-gradient(135deg, #60a5fa, #a78bfa); color: #fff; }
.roadmap-panels { position: relative; }
.roadmap-panel { display: none; }
.roadmap-panel.active { display: block; }
.roadmap-panel h4 { margin: 0 0 var(--space-2) 0; }
.roadmap-panel p { margin: 0; color: var(--color-text-secondary); }

/* Roadmap visual track */
.roadmap-track {
  position: relative;
  height: 8px;
  background: linear-gradient(90deg, rgba(255,255,255,0.06), rgba(255,255,255,0.12));
  border-radius: 999px;
  margin: 6px 0 var(--space-5);
  overflow: hidden;
}
.roadmap-progress {
  position: absolute; left: 0; top: 0; height: 100%; width: 20%;
  background: linear-gradient(90deg, #60a5fa, #a78bfa, #60a5fa);
  background-size: 200% 100%;
  animation: roadmapGradient 4s linear infinite;
  box-shadow: 0 0 14px rgba(99,102,241,0.55);
  transition: width 300ms ease;
}
.progress-dot {
  position: absolute; right: 0; top: 50%; transform: translate(50%, -50%);
  width: 14px; height: 14px; border-radius: 999px; background: #fff;
  box-shadow: 0 0 20px rgba(99,102,241,0.8);
}
.progress-dot::after {
  content: '';
  position: absolute; inset: -8px; border-radius: 999px;
  border: 2px solid rgba(99,102,241,0.35);
  animation: pulseRing 2s ease-out infinite;
}
.roadmap-nodes { position: absolute; left: 0; right: 0; top: 50%; transform: translateY(-50%); pointer-events: none; }
.roadmap-node { position: absolute; width: 10px; height: 10px; border-radius: 999px; background: rgba(255,255,255,0.25); border: 1px solid var(--glass-border); box-shadow: 0 0 0 0 rgba(99,102,241,0); transition: box-shadow 220ms ease, background 220ms ease; }
.roadmap-node.active { background: #fff; box-shadow: 0 0 14px rgba(99,102,241,0.75); }
.roadmap-node[data-step="1"] { transform: translate(-50%, -50%); }
.roadmap-node[data-step="2"] { transform: translate(-50%, -50%); }
.roadmap-node[data-step="3"] { transform: translate(-50%, -50%); }
.roadmap-node[data-step="4"] { transform: translate(-50%, -50%); }
.roadmap-node[data-step="5"] { transform: translate(-50%, -50%); }

@keyframes roadmapGradient {
  0% { background-position: 0% 0%; }
  100% { background-position: 200% 0%; }
}
@keyframes pulseRing {
  0% { transform: scale(0.9); opacity: 0.8; }
  70% { transform: scale(1.3); opacity: 0.0; }
  100% { transform: scale(0.9); opacity: 0.0; }
}

/* Responsive modal layout */
@media (max-width: 960px) {
  .blog-modal__dialog { max-width: 92vw; margin: 4vh auto; }
  .blog-modal__media { height: 150px; }
  .blog-modal__header-main { max-width: 100%; }
}

@media (max-width: 640px) {
  .blog-modal__dialog {
    max-width: 100vw;
    width: 100vw;
    height: 100vh;
    max-height: 100vh;
    margin: 0;
    border-radius: 0;
  }
  .blog-modal__media { height: clamp(110px, 18vh, 140px); }
  .blog-modal__header { flex-direction: column; gap: 10px; padding: 20px 22px; }
  .blog-modal__actions { align-self: flex-start; display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 8px; }
  .blog-modal__body { padding: var(--space-4) var(--space-5) var(--space-6); }
  .blog-modal__header h2 { font-size: clamp(1.1rem, 5.5vw, 1.6rem); line-height: 1.25; }
  .blog-modal__subtitle { font-size: 0.95rem; }
}

.success-story {
  border: 2px solid #10b981;
  box-shadow: 0 0 20px rgba(16, 185, 129, 0.2);
}

.vip-story {
  border: 2px solid #ef4444;
  box-shadow: 0 0 20px rgba(239, 68, 68, 0.2);
}

/* Review Header */
.review-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--space-4);
  position: relative;
  z-index: 1;
}

.reviewer-info {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
}

.reviewer-avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  border: 2px solid var(--glass-border);
  background: var(--glass-bg);
  transition: all var(--transition-base);
  overflow: hidden;
}

.reviewer-avatar:hover {
  transform: scale(1.1);
  border-color: var(--color-ai-blue);
  box-shadow: 0 0 20px rgba(14, 165, 233, 0.3);
}

.avatar-emoji {
  font-size: 1.5rem;
  position: absolute;
  z-index: 2;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.2));
}

.avatar-initials {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-text-primary);
  position: absolute;
  bottom: -2px;
  right: -2px;
  background: var(--color-ai-blue);
  color: white;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  border: 2px solid var(--color-bg-primary);
  z-index: 3;
}

/* Avatar Types */
.avatar-male {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.avatar-female {
  background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.avatar-founder {
  background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.avatar-consultant {
  background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
}

.avatar-developer {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.avatar-scientist {
  background: linear-gradient(135deg, #ffecd2 0%, #fcb69f 100%);
}

.avatar-business {
  background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
}

.avatar-marketing {
  background: linear-gradient(135deg, #ffecd2 0%, #fcb69f 100%);
}

.avatar-manager {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.avatar-teacher {
  background: linear-gradient(135deg, #ffecd2 0%, #fcb69f 100%);
}

.avatar-freelancer {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.reviewer-info h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-1);
}

.reviewer-info p {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-1);
}

.review-rating {
  font-size: 0.875rem;
}

/* Badges */
.success-badge,
.course-badge,
.community-badge,
.vip-badge,
.elite-badge {
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  text-align: center;
  min-width: 80px;
}

.success-badge {
  background: rgba(16, 185, 129, 0.1);
  color: #10b981;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.course-badge {
  background: rgba(14, 165, 233, 0.1);
  color: var(--color-ai-blue);
  border: 1px solid rgba(14, 165, 233, 0.3);
}

.community-badge {
  background: rgba(139, 92, 246, 0.1);
  color: #8b5cf6;
  border: 1px solid rgba(139, 92, 246, 0.3);
}

.vip-badge {
  background: rgba(239, 68, 68, 0.1);
  color: #ef4444;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.elite-badge {
  background: rgba(6, 182, 212, 0.1);
  color: #06b6d4;
  border: 1px solid rgba(6, 182, 212, 0.3);
}

/* Review Content */
.review-content {
  position: relative;
  z-index: 1;
}

.review-content blockquote {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text-secondary);
  font-style: italic;
  margin: 0 0 var(--space-4) 0;
  padding: 0;
  position: relative;
}

.review-content blockquote::before {
  content: '"';
  font-size: 2rem;
  color: var(--color-ai-blue);
  position: absolute;
  top: -8px;
  left: -8px;
  opacity: 0.3;
}

.review-metrics {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.review-metrics span {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

/* Load More */
.load-more-section {
  text-align: center;
  margin-top: var(--space-12);
}

.load-more-btn {
  background: var(--gradient-ai-primary);
  color: white;
  border: none;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-lg);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-base);
  margin-bottom: var(--space-4);
}

.load-more-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.reviews-count {
  color: var(--color-text-secondary);
  font-size: 0.875rem;
}

/* Overall Rating */
.overall-rating {
  background: var(--color-bg-secondary);
}

.rating-summary {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-12);
  margin-bottom: var(--space-16);
}

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

.rating-overview h2 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-6);
}

.big-rating {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
}

.rating-number {
  font-size: 4rem;
  font-weight: 900;
  background: var(--gradient-ai-primary);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
  display: block;
  margin-bottom: var(--space-2);
}

.rating-stars {
  font-size: 1.5rem;
  margin-bottom: var(--space-2);
}

.big-rating p {
  color: var(--color-text-secondary);
  font-size: 0.875rem;
}

.rating-breakdown {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  justify-content: center;
}

.rating-bar {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.rating-bar span:first-child {
  min-width: 60px;
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

.bar {
  flex: 1;
  height: 8px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
  overflow: hidden;
}

.fill {
  height: 100%;
  background: var(--gradient-ai-primary);
  transition: width 1s ease-in-out;
}

.rating-bar span:last-child {
  min-width: 40px;
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  text-align: right;
}

/* Reviews CTA */
.reviews-cta {
  text-align: center;
  padding: var(--space-12);
  background: var(--glass-bg);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--glass-border);
}

.reviews-cta h3 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-4);
}

.reviews-cta p {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
}

/* ===== ENTERPRISE PARTNERS SECTION ===== */
.partners-section {
  padding: var(--space-12) 0;
  background: var(--color-bg-primary);
  border-top: 1px solid var(--glass-border);
  border-bottom: 1px solid var(--glass-border);
  position: relative;
  overflow: hidden;
}

.partners-title {
  text-align: center;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-8);
  text-transform: uppercase;
  letter-spacing: 2px;
}

.partners-scroll {
  width: 100%;
  overflow: hidden;
  mask: linear-gradient(90deg, transparent, white 20%, white 80%, transparent);
}

.partners-track {
  display: flex;
  animation: scroll 30s linear infinite;
  gap: var(--space-12);
  width: max-content;
}

.partner-logo {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text-secondary);
  white-space: nowrap;
  transition: all var(--transition-base);
  opacity: 0.6;
}

.partner-logo:hover {
  color: var(--color-ai-blue);
  opacity: 1;
  transform: scale(1.1);
}

@keyframes scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ===== ELITE TESTIMONIALS SECTION ===== */
.elite-testimonials {
  background: linear-gradient(135deg, var(--color-bg-secondary) 0%, var(--color-bg-primary) 100%);
  position: relative;
}

.testimonials-header {
  text-align: center;
  margin-bottom: var(--space-16);
}

.section-badge {
  display: inline-block;
  padding: var(--space-2) var(--space-4);
  background: var(--gradient-ai-primary);
  color: white;
  border-radius: var(--radius-xl);
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: var(--space-4);
  animation: aiFloat 4s ease-in-out infinite;
}

/* Elite Cards Grid */
.elite-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-8);
  margin-bottom: var(--space-16);
}

/* Elite Card */
.elite-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  transition: all var(--transition-slow);
  position: relative;
  overflow: hidden;
}

.elite-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient-ai-glow);
  opacity: 0;
  transition: opacity var(--transition-slow);
  pointer-events: none;
}

.elite-card:hover {
  transform: translateY(-12px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(14, 165, 233, 0.3);
}

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

.card-featured {
  border: 2px solid var(--color-ai-blue);
  box-shadow: var(--shadow-glow);
}

/* Elite Header */
.elite-header {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
  position: relative;
  z-index: 1;
}

.elite-avatar {
  position: relative;
}

.elite-avatar img {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--glass-border);
  transition: all var(--transition-base);
}

.elite-card:hover .elite-avatar img {
  border-color: var(--color-ai-blue);
  box-shadow: 0 0 25px rgba(14, 165, 233, 0.4);
}

.status-indicator {
  position: absolute;
  bottom: 2px;
  right: 2px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 2px solid var(--color-bg-secondary);
}

.status-indicator.online {
  background: #10b981;
  box-shadow: 0 0 10px rgba(16, 185, 129, 0.6);
}

.elite-info {
  flex: 1;
}

.elite-info h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-1);
}

.elite-info p {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2);
}

.achievement-badge {
  display: inline-block;
  padding: var(--space-1) var(--space-2);
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  color: #10b981;
}

.card-icon {
  font-size: 1.5rem;
  opacity: 0.3;
  transition: all var(--transition-base);
}

.elite-card:hover .card-icon {
  opacity: 1;
  transform: scale(1.2);
}

/* Elite Content */
.elite-content {
  position: relative;
  z-index: 1;
}

.impact-metric {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  margin-bottom: var(--space-6);
  padding: var(--space-4);
  background: rgba(255, 255, 255, 0.03);
  border-radius: var(--radius-lg);
  border: 1px solid var(--glass-border);
}

.metric-value {
  font-size: 2rem;
  font-weight: 900;
  background: var(--gradient-ai-primary);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
  margin-bottom: var(--space-1);
}

.metric-label {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  font-weight: 600;
}

.elite-content blockquote {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text-secondary);
  font-style: italic;
  margin: 0 0 var(--space-6) 0;
  padding: var(--space-4) 0;
  border-left: 3px solid var(--color-ai-blue);
  padding-left: var(--space-4);
  position: relative;
}

.elite-content blockquote::before {
  content: '"';
  font-size: 3rem;
  color: var(--color-ai-blue);
  position: absolute;
  top: -10px;
  left: -5px;
  opacity: 0.2;
}

/* Social Proof */
.social-proof {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.verification {
  color: #10b981;
  font-weight: 600;
}

/* Testimonials CTA */
.testimonials-cta {
  text-align: center;
  padding: var(--space-12);
  background: var(--glass-bg);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--glass-border);
  position: relative;
  overflow: hidden;
}

.testimonials-cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient-ai-glow);
  opacity: 0.1;
  pointer-events: none;
}

.testimonials-cta h3 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-4);
  position: relative;
  z-index: 1;
}

.testimonials-cta p {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-8);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  position: relative;
  z-index: 1;
}

.cta-guarantee {
  display: flex;
  justify-content: center;
  gap: var(--space-6);
  margin-top: var(--space-6);
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  position: relative;
  z-index: 1;
}

.cta-guarantee span {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

/* ===== PREMIUM FOOTER ===== */
.premium-footer {
  background: linear-gradient(135deg, var(--color-bg-primary) 0%, #070707 100%);
  position: relative;
  overflow: hidden;
  border-top: 1px solid var(--glass-border);
}

.footer-glow {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  height: 2px;
  background: var(--gradient-ai-primary);
  filter: blur(4px);
  opacity: 0.6;
}

.footer-main {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-16);
  padding: var(--space-20) 0 var(--space-16) 0;
  position: relative;
}

.footer-brand h3 {
  font-size: 2rem;
  font-weight: 900;
  background: var(--gradient-ai-primary);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: var(--space-2);
}

.footer-brand p {
  font-size: 1rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-8);
  font-weight: 500;
}

.footer-stats {
  display: flex;
  gap: var(--space-8);
}

.footer-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--space-4);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
}

.footer-stat:hover {
  transform: translateY(-4px);
  border-color: var(--color-ai-blue);
  box-shadow: var(--shadow-glow);
}

.stat-number {
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--color-ai-blue);
  line-height: 1;
  margin-bottom: var(--space-1);
}

.stat-label {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-8);
}

.footer-column h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-4);
  position: relative;
}

.footer-column h4::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 24px;
  height: 2px;
  background: var(--gradient-ai-primary);
  border-radius: 1px;
}

.footer-column a {
  display: block;
  color: var(--color-text-secondary);
  text-decoration: none;
  padding: var(--space-1) 0;
  font-size: 0.875rem;
  transition: all var(--transition-base);
  position: relative;
}

.footer-column a:hover {
  color: var(--color-ai-blue);
  padding-left: var(--space-2);
}

.footer-column a::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 0;
  height: 1px;
  background: var(--color-ai-blue);
  transition: width var(--transition-base);
}

.footer-column a:hover::before {
  width: 12px;
}

.social-link {
  display: flex !important;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-2);
  transition: all var(--transition-base);
}

.social-link:hover {
  background: rgba(14, 165, 233, 0.1);
  border-color: var(--color-ai-blue);
  transform: translateX(8px);
  padding-left: var(--space-3) !important;
}

.social-link:hover::before {
  width: 0 !important;
}

.social-icon {
  font-size: 1rem;
  opacity: 0.8;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-6) 0;
  border-top: 1px solid var(--glass-border);
  position: relative;
}

.footer-legal {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.footer-legal p {
  color: var(--color-text-muted);
  font-size: 0.875rem;
  margin: 0;
}

.legal-links {
  display: flex;
  gap: var(--space-4);
}

.legal-links a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: 0.875rem;
  transition: color var(--transition-base);
}

.legal-links a:hover {
  color: var(--color-ai-blue);
}

.footer-badge {
  padding: var(--space-2) var(--space-4);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  font-weight: 600;
  animation: aiFloat 6s ease-in-out infinite;
}

/* Mobile Footer Responsive */
@media (max-width: 768px) {
  .footer-main {
    grid-template-columns: 1fr;
    gap: var(--space-12);
    text-align: center;
  }
  
  .footer-stats {
    justify-content: center;
  }
  
  .footer-links {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: var(--space-4);
    text-align: center;
  }
  
  .footer-legal {
    flex-direction: column;
    gap: var(--space-2);
  }
}

@media (max-width: 480px) {
  .footer-links {
    grid-template-columns: 1fr;
  }
  
  .footer-stats {
    flex-direction: column;
    align-items: center;
  }
}

/* ===== B2B PAGE ENHANCEMENTS ===== */
.industry-logos {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: var(--space-4);
  max-width: 600px;
  margin: 0 auto;
}

.logo-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-4);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
}

.logo-item:hover {
  transform: translateY(-2px);
  border-color: var(--color-ai-blue);
}

.industry-icon {
  font-size: 2rem;
  opacity: 0.8;
}

/* Marquee for industry logos */
.industry-marquee {
  position: relative;
  overflow: hidden;
  border: 0;
  border-top: 1px solid var(--glass-border);
  border-bottom: 1px solid var(--glass-border);
  border-radius: 0;
  background: transparent;
}

.industry-marquee--wide {
  border-left: 0;
  border-right: 0;
  border-radius: 0;
  width: 100vw;
  margin-left: calc(50% - 50vw);
  position: relative;
}

.industry-marquee .marquee-track {
  display: flex;
  gap: clamp(56px, 7vw, 120px);
  padding: var(--space-6) var(--space-8);
  width: max-content;
  animation: marquee-scroll 30s linear infinite;
}

@keyframes marquee-scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.section-overline {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--color-text-muted);
  font-weight: 700;
  text-align: center;
}

.logo-item {
  color: var(--color-text-secondary);
  font-weight: 600;
  opacity: 0.8;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: clamp(0.95rem, 1.8vw, 1.1rem);
  letter-spacing: 0.01em;
  white-space: nowrap;
}

.industry-marquee:hover .marquee-track {
  animation-play-state: paused;
}

/* soft fade on edges for full-bleed marquee */
.industry-marquee--wide::before,
.industry-marquee--wide::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 64px;
  pointer-events: none;
}
.industry-marquee--wide::before {
  left: 0;
  background: linear-gradient(90deg, var(--color-bg-primary), rgba(0,0,0,0));
}
.industry-marquee--wide::after {
  right: 0;
  background: linear-gradient(270deg, var(--color-bg-primary), rgba(0,0,0,0));
}

.logo-svg {
  height: 24px;
  width: auto;
  color: var(--color-text-secondary);
}

.roi-calculator {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
}

.calculator-inputs {
  display: grid;
  gap: var(--space-4);
}

.input-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.input-group label {
  font-weight: 600;
  color: var(--color-text-secondary);
}

.input-group input {
  padding: var(--space-3);
  background: var(--color-bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  font-size: 1rem;
}

.calculator-results {
  display: grid;
  gap: var(--space-4);
}

.result-card {
  padding: var(--space-4);
  background: var(--color-bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  text-align: center;
}

.result-card.highlight {
  border-color: var(--color-ai-blue);
  background: rgba(14, 165, 233, 0.05);
}

.result-value {
  font-size: 2rem;
  font-weight: 900;
  color: var(--color-ai-blue);
  margin: var(--space-2) 0;
}

.savings {
  color: var(--color-success);
  font-weight: 600;
}

.demo-container {
  max-width: 600px;
  margin: 0 auto;
}

.demo-chat {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  margin-bottom: var(--space-4);
  box-shadow: 0 10px 40px rgba(0,0,0,0.35);
}

.chat-header {
  padding: var(--space-3);
  background: linear-gradient(180deg, rgba(255,255,255,0.05), rgba(255,255,255,0.02));
  border-bottom: 1px solid var(--glass-border);
  text-align: center;
}

.chat-status {
  font-size: 0.875rem;
  color: var(--color-success);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.chat-messages {
  padding: var(--space-4);
  min-height: 200px;
  max-height: 300px;
  overflow-y: auto;
  background: radial-gradient(1200px 300px at 50% -40%, rgba(79,70,229,0.08), transparent);
}

.message {
  display: flex;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.message.user {
  flex-direction: row-reverse;
}

.message-avatar {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.message-content {
  padding: var(--space-3);
  background: var(--color-bg-secondary);
  border-radius: var(--radius-lg);
  max-width: 70%;
}

.message.user .message-content {
  background: linear-gradient(135deg, #2563eb, #7c3aed);
  color: white;
  box-shadow: 0 6px 18px rgba(37,99,235,0.25);
}

.chat-input {
  display: flex;
  padding: var(--space-3);
  border-top: 1px solid var(--glass-border);
}

.chat-input input {
  flex: 1;
  padding: var(--space-3);
  background: var(--color-bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
}

.chat-input button {
  margin-left: var(--space-2);
  padding: var(--space-3) var(--space-4);
  background: linear-gradient(135deg, #2563eb, #7c3aed);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  box-shadow: 0 8px 24px rgba(37,99,235,0.35);
}

.demo-actions {
  display: flex;
  gap: var(--space-2);
  justify-content: center;
  flex-wrap: wrap;
}

.demo-btn {
  padding: var(--space-2) var(--space-4);
  background: linear-gradient(180deg, rgba(255,255,255,0.05), rgba(255,255,255,0.02));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  cursor: pointer;
  transition: all var(--transition-base);
}

.demo-btn:hover {
  border-color: var(--color-ai-blue);
  background: rgba(14, 165, 233, 0.12);
}

/* Typing indicator */
.typing-indicator { display: inline-flex; gap: 6px; align-items: center; padding: 8px 10px; background: var(--glass-bg); border: 1px solid var(--glass-border); border-radius: 12px; }
.typing-indicator .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--color-text-secondary); opacity: 0.6; animation: blink 1s infinite ease-in-out; }
.typing-indicator .dot:nth-child(2){ animation-delay: .15s; }
.typing-indicator .dot:nth-child(3){ animation-delay: .3s; }
@keyframes blink { 0%,80%,100% { opacity: .2; transform: translateY(0); } 40% { opacity: 1; transform: translateY(-2px); } }

.diagnostic-quiz {
  max-width: 600px;
  margin: 0 auto;
}

.quiz-question {
  display: none;
  text-align: center;
}

.quiz-question.active {
  display: block;
}

.quiz-options {
  display: grid;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.quiz-option {
  padding: var(--space-4);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  color: var(--color-text-primary);
  cursor: pointer;
  transition: all var(--transition-base);
}

.quiz-option:hover {
  border-color: var(--color-ai-blue);
  background: rgba(14, 165, 233, 0.1);
}

.quiz-results {
  display: none;
  text-align: center;
  padding: var(--space-6);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-2xl);
}

.before-after-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: var(--space-6);
}

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

.ba-header {
  padding: var(--space-4);
  background: var(--color-bg-secondary);
  text-align: center;
}

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

.ba-before, .ba-after {
  padding: var(--space-4);
}

.ba-before {
  border-right: 1px solid var(--glass-border);
}

.ba-before h5, .ba-after h5 {
  margin-bottom: var(--space-3);
  font-weight: 700;
}

.ba-before ul, .ba-after ul {
  list-style: none;
  padding: 0;
}

.ba-before li, .ba-after li {
  padding: var(--space-2) 0;
  font-size: 0.875rem;
}

.security-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-8);
  align-items: start;
}

.compliance-badges {
  display: grid;
  gap: var(--space-3);
}

.badge-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
}

.badge-icon {
  font-size: 1.5rem;
}

.security-features ul {
  list-style: none;
  padding: 0;
}

.security-features li {
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--glass-border);
}

.faq-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-4);
}

.faq-item {
  padding: var(--space-4);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
}

.faq-item h4 {
  color: var(--color-ai-blue);
  margin-bottom: var(--space-3);
}

/* Accordion FAQ */
.faq-accordion { max-width: 1000px; margin: 0 auto; display: grid; gap: var(--space-3); }
.faq-qa { background: var(--glass-bg); border: 1px solid var(--glass-border); border-radius: var(--radius-2xl); overflow: hidden; transition: border-color var(--transition-base), background var(--transition-base); }
.faq-qa[open] { border-color: rgba(99,102,241,0.5); background: rgba(255,255,255,0.03); }
.faq-qa summary { list-style: none; cursor: pointer; padding: 18px 20px; display: grid; grid-template-columns: 32px 1fr 20px; align-items: center; gap: 12px; }
.faq-qa summary::-webkit-details-marker { display: none; }
.faq-dot { width: 26px; height: 26px; display: grid; place-items: center; background: rgba(99,102,241,0.15); border: 1px solid rgba(99,102,241,0.35); border-radius: 999px; font-size: 14px; }
.faq-question { font-weight: 700; color: var(--color-text-primary); }
.chevron { transition: transform var(--transition-base); opacity: 0.7; }
.faq-qa[open] .chevron { transform: rotate(180deg); opacity: 1; }
.faq-answer { padding: 0 20px 18px 64px; color: var(--color-text-secondary); }

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
  .container {
    padding: 0 var(--space-4);
  }
  
  .nav__menu {
    display: none;
  }
  
  .hero {
    padding: calc(var(--space-16) + 60px) 0 var(--space-16);
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
  
  .hero__features {
    grid-template-columns: 1fr;
  }
  
  .courses-grid {
    grid-template-columns: 1fr;
  }
  
  .success-grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
  
  .success-card {
    padding: var(--space-6);
  }
  
  .success-avatar {
    margin-bottom: var(--space-4);
  }
  
  .avatar-img {
    width: 70px;
    height: 70px;
  }
  
  .avatar-badge {
    width: 28px;
    height: 28px;
    font-size: 0.875rem;
  }
  
  .filter-tabs {
    flex-direction: column;
    align-items: center;
  }
}

/* ===== ACCESSIBILITY ===== */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Focus indicators */
.cta-btn:focus,
.nav__link:focus,
.course-btn:focus {
  outline: 2px solid var(--color-ai-blue);
  outline-offset: 2px;
} 

/* ===== COURSE DETAIL ADD-ONS ===== */
/* Spots left badge */
.spots-left-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid var(--glass-border);
  background: rgba(239, 68, 68, 0.12);
  color: #fecaca;
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.02em;
  box-shadow: 0 0 16px rgba(239, 68, 68, 0.18);
  animation: spotsPulse 2.2s ease-in-out infinite;
}
.spots-left-badge.sticky {
  position: fixed;
  bottom: 16px;
  right: 16px;
  z-index: 1001;
  cursor: pointer;
}
.spots-left-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: linear-gradient(135deg, #ef4444, #f59e0b);
  box-shadow: 0 0 12px rgba(239, 68, 68, 0.8);
}
@keyframes spotsPulse {
  0%, 100% { transform: translateY(0); box-shadow: 0 0 14px rgba(239,68,68,0.25); }
  50% { transform: translateY(-1px); box-shadow: 0 0 28px rgba(239,68,68,0.45); }
}

/* Program grid */
.course-program .section-title { margin-bottom: var(--space-3); }
.program-subtitle {
  text-align: center;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-8);
}
.program-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-6);
}
.program-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  transition: all var(--transition-base);
}
.program-card.expanded { box-shadow: var(--shadow-xl); border-color: var(--color-ai-blue); }
.program-card .recommended-badge {
  position: absolute;
  top: 10px;
  right: 12px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(14,165,233,0.15);
  border: 1px solid rgba(14,165,233,0.35);
  color: #bae6fd;
  font-size: 0.75rem;
  font-weight: 700;
}

.program-preview {
  position: fixed;
  right: 24px;
  top: 120px;
  width: 320px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  opacity: 0;
  transform: translateY(8px);
  transition: all 220ms ease;
  pointer-events: none;
  z-index: 900;
}
.program-preview.show { opacity: 1; transform: translateY(0); }
.program-preview__content { padding: 14px 16px; }
.program-preview__day { font-size: 0.8rem; color: var(--color-text-secondary); margin-bottom: 6px; }
.program-preview h4 { margin: 0 0 6px 0; font-size: 1.05rem; }
.program-preview p { color: var(--color-text-secondary); margin: 0 0 8px 0; }
.program-preview__meta { font-size: 0.8rem; color: var(--color-text-secondary); }
.program-card:hover { transform: translateY(-4px); border-color: var(--color-ai-blue); box-shadow: var(--shadow-glow); }
.program-day {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 4px 10px;
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-3);
}
.program-card h4 { font-size: 1.1rem; margin: 0 0 var(--space-2) 0; }
.program-card p { color: var(--color-text-secondary); margin: 0 0 var(--space-3) 0; }
.program-meta { display: flex; gap: 10px; flex-wrap: wrap; }
.program-meta .meta {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 2px 8px;
}

/* FAQ accordion */
.faq { background: var(--color-bg-secondary); }
.faq__list { max-width: 900px; margin: 0 auto; display: grid; gap: var(--space-3); }
.faq__item {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
}
.faq__question {
  width: 100%;
  text-align: left;
  background: transparent;
  border: none;
  color: var(--color-text-primary);
  font-weight: 600;
  padding: 16px 18px;
  cursor: pointer;
}
.faq__question::before { content: '❓'; margin-right: 8px; opacity: 0.7; }
.faq__answer {
  padding: 0 18px 18px 18px;
  color: var(--color-text-secondary);
  display: none;
}
.faq__item.active .faq__answer { display: block; }

/* Course testimonials reuse reviews grid */
.course-testimonials .reviews-grid { margin-top: var(--space-6); }

/* Countdown strip */
.course-countdown {
  margin: var(--space-6) 0;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-6);
}
.countdown-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(120px, 1fr));
  gap: var(--space-4);
}
.countdown-item {
  text-align: center;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: var(--space-4);
}
.countdown-value {
  font-size: clamp(1.75rem, 4.5vw, 2.5rem);
  font-weight: 900;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.03em;
  background: var(--gradient-ai-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  display: block;
  line-height: 1.1;
}
.countdown-label { color: var(--color-text-secondary); font-size: 0.9rem; margin-top: 6px; }

@media (max-width: 640px) {
  .countdown-grid { grid-template-columns: repeat(2, 1fr); }
}

/* Suitability ribbon */
.suitability { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px,1fr)); gap: var(--space-4); margin-top: 12px; }
.suitability__col { background: rgba(255,255,255,0.04); border: 1px solid var(--glass-border); border-radius: var(--radius-2xl); padding: var(--space-5); box-shadow: var(--shadow-md); position: relative; overflow: hidden; }
.suitability__col::after { content: ''; position: absolute; inset: 0; pointer-events: none; border-radius: inherit; background: radial-gradient(600px 200px at 20% 0%, rgba(14,165,233,0.06), transparent); }
.suitability__title { font-size: 1.1rem; font-weight: 800; text-align: center; margin-bottom: var(--space-3); }
.suitability ul { list-style: none; display: grid; gap: 10px; }
.suitability li { color: var(--color-text-primary); font-size: 1.05rem; position: relative; padding-left: 40px; line-height: 1.35; }
.suitability li::before { content: ''; position: absolute; left: 0; top: 50%; transform: translateY(-50%); width: 26px; height: 26px; border-radius: 8px; display: grid; place-items: center; color: #fff; font-weight: 900; font-size: 16px; }
.suitability__col:nth-child(1) li::before { content: '✓'; background: linear-gradient(135deg, #10b981, #22c55e); box-shadow: 0 0 14px rgba(16,185,129,0.35); }
.suitability__col:nth-child(2) li::before { content: '!'; background: linear-gradient(135deg, #f59e0b, #fbbf24); box-shadow: 0 0 14px rgba(245,158,11,0.35); color: #111; font-weight: 900; }

/* Course quiz */
.course-quiz { background: var(--glass-bg); border: 1px solid var(--glass-border); border-radius: var(--radius-2xl); padding: var(--space-6); margin-bottom: var(--space-4); }
.course-quiz h3 { text-align: center; margin-bottom: var(--space-4); }
.quiz-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px,1fr)); gap: var(--space-4); margin-bottom: var(--space-4); }
.course-quiz select {
  width: 100%;
  color: var(--color-text-primary);
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 12px 42px 12px 14px;
  line-height: 1.2;
  -webkit-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23a0a0a0' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: calc(100% - 14px) center;
  background-size: 16px;
}
.course-quiz select:focus { outline: none; border-color: var(--color-ai-blue); box-shadow: 0 0 0 4px rgba(59,130,246,0.15); }
.course-quiz select::-ms-expand { display: none; }
.quiz-benefits { display: flex; flex-wrap: wrap; gap: 8px; }
.benefit-chip { padding: 6px 10px; border: 1px solid var(--glass-border); border-radius: 999px; background: rgba(14,165,233,0.08); color: var(--color-text-secondary); font-size: 0.85rem; }

/* Mentors */
.mentors-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px,1fr)); gap: var(--space-6); }
.mentor-card { background: var(--glass-bg); border: 1px solid var(--glass-border); border-radius: var(--radius-2xl); padding: var(--space-6); transition: all var(--transition-base); }
.mentor-card:hover { transform: translateY(-4px); border-color: var(--color-ai-blue); box-shadow: var(--shadow-glow); }
.mentor-avatar { font-size: 2rem; margin-bottom: 8px; }
.mentor-name { font-weight: 700; margin-bottom: 4px; }
.mentor-role { color: var(--color-text-secondary); font-size: 0.9rem; margin-bottom: 6px; }
.mentor-expertise { display: flex; flex-wrap: wrap; gap: 6px; }
.mentor-expertise .tag { padding: 4px 8px; border: 1px solid var(--glass-border); border-radius: 999px; color: var(--color-text-secondary); font-size: 0.8rem; }

/* What you get */
.get-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px,1fr)); gap: var(--space-6); }
.get-metric { text-align: center; background: var(--glass-bg); border: 1px solid var(--glass-border); border-radius: var(--radius-xl); padding: var(--space-6); }
.get-number { font-size: 2rem; font-weight: 900; background: var(--gradient-ai-primary); background-clip: text; -webkit-background-clip: text; -webkit-text-fill-color: transparent; display: block; }
.get-label { color: var(--color-text-secondary); font-size: 0.95rem; }

/* Before/After */
.ba-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px,1fr)); gap: var(--space-6); }
.ba-card { background: var(--glass-bg); border: 1px solid var(--glass-border); border-radius: var(--radius-2xl); padding: var(--space-6); }
.ba-card { perspective: 800px; position: relative; transform-style: preserve-3d; transition: transform 420ms ease; }
.ba-card:hover { transform: rotateX(2deg) rotateY(-2deg); }
.ba-card--before { border-color: rgba(239, 68, 68, 0.4); }
.ba-card--after { border-color: rgba(16, 185, 129, 0.4); }
.ba-list { list-style: none; display: grid; gap: 6px; color: var(--color-text-secondary); }

/* Early-bird */
.early-bird { background: linear-gradient(135deg, rgba(14,165,233,0.1), rgba(139,92,246,0.1)); border: 1px solid var(--glass-border); border-radius: var(--radius-2xl); padding: var(--space-6); margin-top: var(--space-6); text-align: center; }
.early-bird .coupon { font-weight: 800; letter-spacing: 0.06em; }

/* Course Outline */
.course-outline { background: var(--color-bg-secondary); }
.outline-wrap { display: grid; grid-template-columns: 1.1fr 1.6fr; gap: var(--space-8); align-items: start; }
.outline-head { background: var(--glass-bg); border: 1px solid var(--glass-border); border-radius: var(--radius-2xl); padding: var(--space-6); position: sticky; top: 84px; }
.outline-head h3 { font-size: 1.5rem; margin: 0 0 var(--space-3) 0; }
.outline-meta { color: var(--color-text-secondary); display: grid; gap: 6px; }
.outline-meta .chip { display: inline-flex; align-items: center; gap: 8px; padding: 6px 10px; border-radius: 999px; background: rgba(255,255,255,0.05); border: 1px solid var(--glass-border); width: fit-content; font-size: 0.85rem; }

.outline-block { background: var(--glass-bg); border: 1px solid var(--glass-border); border-radius: var(--radius-2xl); padding: var(--space-6); }
.outline-block + .outline-block { margin-top: var(--space-6); }
.outline-block h4 { margin: 0 0 10px 0; font-size: 1.25rem; }
.outline-items { display: grid; gap: 8px; color: var(--color-text-secondary); }
.outline-items li { list-style: none; display: flex; gap: 10px; align-items: flex-start; }
.outline-items li::before { content: '•'; color: var(--color-ai-blue); margin-top: 2px; }
.outline-items li.iconed::before { content: none; }
.outline-items .ico { width: 22px; height: 22px; flex: 0 0 22px; display: grid; place-items: center; border-radius: 8px; background: rgba(255,255,255,0.07); border: 1px solid var(--glass-border); font-size: 0.95rem; line-height: 1; margin-top: 1px; }
.outline-actions { margin-top: 10px; }
.outline-link { display: inline-flex; align-items: center; gap: 8px; padding: 6px 10px; border-radius: 999px; background: rgba(255,255,255,0.05); border: 1px solid var(--glass-border); color: var(--color-text-primary); text-decoration: none; font-size: 0.85rem; transition: all 180ms ease; }
.outline-link:hover { transform: translateY(-1px); box-shadow: var(--shadow-glow); }
.outline-link::after { content: '↘'; opacity: 0.8; }

/* Outline timeline */
.outline-timeline { position: relative; height: 8px; background: linear-gradient(90deg, rgba(255,255,255,0.06), rgba(255,255,255,0.12)); border-radius: 999px; margin: 0 0 var(--space-6) 0; overflow: hidden; }
.outline-timeline__progress { position: absolute; left: 0; top: 0; height: 100%; width: 0%; background: linear-gradient(90deg, #60a5fa, #a78bfa, #60a5fa); background-size: 200% 100%; box-shadow: 0 0 14px rgba(99,102,241,0.55); transition: width 300ms ease; }
.outline-dots { position: absolute; inset: 0; display: grid; grid-template-columns: repeat(3, 1fr); pointer-events: none; }
.outline-dot { position: relative; top: -4px; width: 16px; height: 16px; margin: 0 auto; border-radius: 999px; background: rgba(255,255,255,0.6); border: 2px solid var(--glass-border); box-shadow: 0 0 0 0 rgba(99,102,241,0); transition: box-shadow 220ms ease, transform 220ms ease; pointer-events: auto; cursor: pointer; }
.outline-dot.active { background: #fff; box-shadow: 0 0 14px rgba(99,102,241,0.75); transform: scale(1.05); }
.outline-note { margin-top: 10px; font-size: 0.9rem; color: var(--color-text-secondary); }

@media (max-width: 960px) {
  .outline-wrap { grid-template-columns: 1fr; }
  .outline-head { position: static; }
}

/* Breadcrumbs */
.breadcrumbs { font-size: 0.875rem; color: var(--color-text-secondary); margin-bottom: var(--space-3); }
.breadcrumbs a { color: var(--color-text-secondary); text-decoration: none; }
.breadcrumbs a:hover { color: var(--color-ai-blue); }
.breadcrumbs .sep { opacity: 0.6; margin: 0 6px; }

/* Related content */
.related-content .links { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: var(--space-4); }
.related-card { background: var(--glass-bg); border: 1px solid var(--glass-border); border-radius: var(--radius-xl); padding: var(--space-4); transition: all var(--transition-base); }
.related-card:hover { transform: translateY(-4px); border-color: var(--color-ai-blue); box-shadow: var(--shadow-glow); }
.related-card a { color: var(--color-text-primary); text-decoration: none; font-weight: 600; }

/* Standalone blog article — full width, no frame */
.article-hero { position: relative; padding: 80px 0 70px; background: linear-gradient(135deg, rgba(59,130,246,0.18), rgba(139,92,246,0.18)); border-bottom: 1px solid var(--glass-border); overflow: hidden; }
.article-hero::after { content: ''; position: absolute; inset: -20% -10% 0 -10%; background: radial-gradient(700px 260px at 20% 20%, rgba(99,102,241,0.35), transparent), radial-gradient(700px 260px at 80% 80%, rgba(139,92,246,0.35), transparent); pointer-events: none; }
.article-title-xl { font-size: clamp(2rem, 5vw, 3.2rem); font-weight: 900; line-height: 1.1; margin: 0; }
.article-subtitle { color: var(--color-text-secondary); margin-top: 8px; }
.article-meta { color: var(--color-text-secondary); font-size: 0.95rem; margin-top: 6px; }
.article-meta-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 12px; flex-wrap: wrap; }
.article-tags { display: flex; gap: 8px; flex-wrap: wrap; }
.article-tags .tag { padding: 4px 10px; border: 1px solid var(--glass-border); border-radius: var(--radius-lg); color: var(--color-text-secondary); font-size: 0.8rem; }
.article-actions { display: flex; gap: 10px; }
.article-actions .blog-action { padding: 8px 12px; border: 1px solid var(--glass-border); background: var(--glass-bg); color: var(--color-text-primary); border-radius: var(--radius-lg); cursor: pointer; }
.article-content { max-width: 860px; margin: 34px auto 0 auto; line-height: 1.8; }
.article-content p { margin: 0 0 14px 0; }
.article-content ul, .article-content ol { margin: 0 0 14px 18px; }
.article-back { max-width: 860px; margin: 16px auto 0; }

/* Article typography refinements */
.article-content h2 { font-size: clamp(1.4rem, 2.6vw, 2rem); margin: 22px 0 12px; }
.article-content h3 { font-size: clamp(1.2rem, 2.2vw, 1.6rem); margin: 18px 0 10px; }
.article-content h4 { font-size: 1.125rem; margin: 16px 0 8px; }
.article-content p.lead { font-size: 1.125rem; color: var(--color-text-primary); }
.article-content p:first-of-type::first-letter { float: left; font-size: 2.6rem; line-height: 1; font-weight: 800; margin: 3px 10px 0 0; background: var(--gradient-ai-primary); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.article-content blockquote { margin: 14px 0; padding: 10px 14px; background: rgba(255,255,255,0.03); border-left: 3px solid; border-image: var(--gradient-ai-primary) 1; color: var(--color-text-secondary); font-style: italic; }
.article-content a { color: var(--color-ai-blue); text-decoration: underline; text-underline-offset: 2px; }
.article-content ul { list-style: none; padding-left: 0; margin-left: 0; }
.article-content ul > li { position: relative; padding-left: 22px; margin: 6px 0; }
.article-content ul > li::before { content: ''; position: absolute; left: 0; top: 10px; width: 8px; height: 8px; border-radius: 999px; background: linear-gradient(135deg, #60a5fa, #a78bfa); box-shadow: 0 0 8px rgba(99,102,241,0.6); }
.article-content ol { margin-left: 20px; }
.article-content code { background: rgba(255,255,255,0.06); border: 1px solid var(--glass-border); padding: 2px 6px; border-radius: 6px; font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 0.95em; }
.article-content pre { background: rgba(255,255,255,0.04); border: 1px solid var(--glass-border); border-radius: var(--radius-xl); padding: 12px 14px; overflow: auto; }
.article-content hr { border: none; height: 1px; background: linear-gradient(90deg, rgba(255,255,255,0), rgba(255,255,255,0.25), rgba(255,255,255,0)); margin: 18px 0; }

/* Comparison table (blog) */
.comparison-table-wrapper { margin: 14px 0 18px; overflow-x: auto; }
.comparison-table { width: 100%; border-collapse: collapse; background: rgba(255,255,255,0.03); border: 1px solid var(--glass-border); border-radius: var(--radius-xl); overflow: hidden; }
.comparison-table caption { text-align: left; color: var(--color-text-secondary); padding: 10px 12px; font-size: 0.9rem; }
.comparison-table thead th { background: linear-gradient(135deg, rgba(14,165,233,0.12), rgba(139,92,246,0.12)); color: var(--color-text-primary); text-align: left; font-weight: 800; letter-spacing: 0.02em; }
.comparison-table th, .comparison-table td { padding: 12px 14px; border-bottom: 1px solid var(--glass-border); }
.comparison-table tbody tr:nth-child(odd) { background: rgba(255,255,255,0.02); }
.comparison-table tbody tr:hover { background: rgba(14,165,233,0.08); }
/* Floating CTA */
.floating-cta {
  position: fixed;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%) translateY(20px);
  display: flex;
  gap: 10px;
  background: rgba(0,0,0,0.35);
  border: 1px solid var(--glass-border);
  border-radius: 999px;
  padding: 6px 8px;
  box-shadow: var(--shadow-xl);
  opacity: 0;
  transition: all 240ms ease;
  z-index: 1000;
}
.floating-cta.visible { opacity: 1; transform: translateX(-50%) translateY(0); }
.floating-cta .cta-btn { padding: 10px 16px; }
.floating-cta #closeCTA { padding: 0 12px; border-radius: 999px; }

/* Page scroll progress */
.page-progress { position: fixed; top: 0; left: 0; width: 100%; height: 3px; background: rgba(255,255,255,0.06); z-index: 1100; }
.page-progress__bar { height: 100%; width: 0%; background: var(--gradient-ai-primary); box-shadow: 0 0 10px rgba(14,165,233,0.5); }

/* Section indicators */
.section-indicators { position: fixed; right: 10px; top: 50%; transform: translateY(-50%); display: flex; flex-direction: column; gap: 8px; z-index: 999; }
.section-indicator { width: 10px; height: 10px; border-radius: 999px; border: 1px solid var(--glass-border); background: rgba(255,255,255,0.12); cursor: pointer; transition: all 180ms ease; }
.section-indicator.active, .section-indicator:hover { background: #fff; box-shadow: 0 0 10px rgba(14,165,233,0.6); border-color: rgba(14,165,233,0.5); }

@media (max-width: 768px) {
  .program-preview { display: none; }
  .section-indicators { right: 6px; }
}

/* How it works */
.how-it-works .hiw-header { text-align: center; max-width: 840px; margin: 0 auto 2rem; }
.how-it-works .section-title { margin-top: .5rem; }
.hiw-progress { position: relative; max-width: 860px; margin: 0 auto 1rem; }
.hiw-track { position: relative; height: 6px; background: var(--glass-border); border-radius: 999px; }
.hiw-node { position: absolute; top: 50%; transform: translateY(-50%); width: 32px; height: 32px; border-radius: 50%; background: var(--glass-bg); border: 1px solid var(--glass-border); display: grid; place-items: center; color: var(--color-text-secondary); box-shadow: var(--glass-shadow); }
.hiw-node span { font-weight: 700; font-size: 14px; }
.hiw-node:nth-child(1) { left: 0; }
.hiw-node:nth-child(2) { left: calc(50% - 16px); }
.hiw-node:nth-child(3) { right: 0; }
.hiw-node.is-active { background: linear-gradient(135deg, rgba(14,165,233,0.12), rgba(139,92,246,0.12)); color: var(--color-text-primary); border-color: rgba(139,92,246,0.35); }
.hiw-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: var(--space-6); margin-top: var(--space-6); }
.hiw-card { padding: var(--space-6); background: var(--glass-bg); border: 1px solid var(--glass-border); border-radius: var(--radius-xl); box-shadow: var(--glass-shadow); transition: transform var(--transition-base), box-shadow var(--transition-base); }
.hiw-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-xl); }
.hiw-card h3 { margin: .25rem 0 var(--space-2); }
.hiw-icon { font-size: 1.5rem; }
.hiw-icons { display: flex; justify-content: center; gap: var(--space-3); margin-top: var(--space-4); flex-wrap: wrap; }
.hiw-icons .chip { padding: 6px 10px; border-radius: 999px; background: var(--glass-bg); border: 1px solid var(--glass-border); font-size: 0.85rem; color: var(--color-text-secondary); }
@media (max-width: 900px) { .hiw-grid { grid-template-columns: 1fr; } }