/* ============================================
   GROWTH CONSULTANT LANDING PAGE
   Deep Royal Blue + Purple Glow Theme
   Mobile-First Responsive Design
   ============================================ */

:root {
  /* Primary Colors - Deep Royal Blue */
  --royal-blue: #0a1b3d;
  --royal-blue-dark: #050e1f;
  --royal-blue-light: #1a3a6b;
  --royal-blue-lighter: #2d4f8a;
  
  /* Purple Glow Accents */
  --purple-glow: #8b5cf6;
  --purple-glow-light: #a78bfa;
  --purple-glow-dark: #6d28d9;
  
  /* Gradient Colors */
  --gradient-primary: linear-gradient(135deg, #0a1b3d 0%, #1a3a6b 50%, #2d4f8a 100%);
  --gradient-glow: linear-gradient(135deg, #8b5cf6 0%, #6366f1 50%, #3b82f6 100%);
  --gradient-hero: radial-gradient(circle at top left, #1a3a6b 0%, #0a1b3d 45%, #050e1f 100%);
  
  /* Text Colors */
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-light: #94a3b8;
  --text-white: #ffffff;
  
  /* Background Colors */
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-dark: #0a1b3d;
  
  /* Accent Colors */
  --accent-blue: #3b82f6;
  --accent-green: #10b981;
  --accent-whatsapp: #25d366;
  
  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(10, 27, 61, 0.08);
  --shadow-md: 0 8px 24px rgba(10, 27, 61, 0.12);
  --shadow-lg: 0 16px 48px rgba(10, 27, 61, 0.16);
  --shadow-glow: 0 0 30px rgba(139, 92, 246, 0.3);
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  
  /* Typography */
  --font-primary: 'Poppins', system-ui, -apple-system, sans-serif;
  --font-secondary: 'Inter', system-ui, -apple-system, sans-serif;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* ============================================
   RESET & BASE STYLES
   ============================================ */

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

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

/* ============================================
   SCROLL PROGRESS BAR
   ============================================ */

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 3px;
  background: var(--gradient-glow);
  z-index: 9999;
  transition: width 0.1s ease;
  box-shadow: 0 0 10px rgba(139, 92, 246, 0.5);
}

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

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

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

/* ============================================
   CONTAINER & LAYOUT
   ============================================ */

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

@media (min-width: 768px) {
  .container {
    padding: 0 var(--spacing-lg);
  }
}

/* ============================================
   HEADER & NAVIGATION
   ============================================ */

.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(10, 27, 61, 0.1);
  transition: all var(--transition-base);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
}

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

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-primary);
  font-weight: 800;
  font-size: 1rem;
  color: var(--royal-blue);
  letter-spacing: 0.05em;
  text-decoration: none;
}

.nav-logo-img {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(139, 92, 246, 0.2);
  box-shadow: 0 2px 8px rgba(139, 92, 246, 0.15);
  transition: all var(--transition-base);
}

.nav-logo:hover .nav-logo-img {
  border-color: var(--purple-glow);
  box-shadow: 0 4px 12px rgba(139, 92, 246, 0.3);
  transform: scale(1.05);
}

.nav-logo-text {
  display: none;
}

@media (min-width: 768px) {
  .nav-logo-text {
    display: inline;
  }
  
  .nav-logo-img {
    width: 45px;
    height: 45px;
  }
}

.nav-menu {
  display: none;
  gap: var(--spacing-lg);
  align-items: center;
}

.nav-menu a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
  position: relative;
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-glow);
  transition: width var(--transition-base);
}

.nav-menu a:hover {
  color: var(--purple-glow);
}

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

.nav-cta {
  display: none;
}

.mobile-menu-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 10px;
  z-index: 1001;
  min-width: 44px;
  min-height: 44px;
  justify-content: center;
  align-items: center;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

.mobile-menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--royal-blue);
  transition: all var(--transition-base);
  display: block;
}

.mobile-menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(6px, 6px);
}

.mobile-menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

.mobile-menu-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(10, 27, 61, 0.95);
  backdrop-filter: blur(10px);
  z-index: 9998;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

.mobile-menu-overlay.active {
  opacity: 1;
  visibility: visible;
}

.mobile-menu-content {
  position: absolute;
  top: 0;
  right: 0;
  width: 85%;
  max-width: 320px;
  height: 100%;
  background: var(--royal-blue);
  padding: calc(var(--spacing-xl) + env(safe-area-inset-top)) var(--spacing-lg) calc(var(--spacing-xl) + env(safe-area-inset-bottom));
  transform: translateX(100%);
  transition: transform var(--transition-base);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.mobile-menu-overlay.active .mobile-menu-content {
  transform: translateX(0);
}

.mobile-menu-close {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  background: none;
  border: none;
  color: var(--text-white);
  font-size: 2rem;
  cursor: pointer;
  line-height: 1;
}

.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-2xl);
}

.mobile-nav a {
  color: var(--text-white);
  text-decoration: none;
  font-size: 1.1rem;
  font-weight: 500;
  padding: var(--spacing-md) 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  transition: color var(--transition-fast);
  display: flex;
  align-items: center;
  min-height: 44px;
  touch-action: manipulation;
}

.mobile-nav a:hover {
  color: var(--purple-glow-light);
}

@media (min-width: 768px) {
  .nav-menu {
    display: flex;
  }
  
  .nav-cta {
    display: inline-block;
  }
  
  .mobile-menu-toggle {
    display: none;
  }
}

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

.btn-primary,
.btn-outline,
.btn-ghost {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: 50px;
  font-family: var(--font-primary);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  text-align: center;
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

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

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

.btn-primary.btn-large {
  padding: 1rem 2rem;
  font-size: 1.05rem;
}

.btn-outline {
  background: transparent;
  color: var(--royal-blue);
  border: 2px solid var(--royal-blue);
}

.btn-outline:hover {
  background: var(--royal-blue);
  color: var(--text-white);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-white);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.2);
}

.pulse-glow {
  animation: pulseGlow 2s ease-in-out infinite;
}

@keyframes pulseGlow {
  0%, 100% {
    box-shadow: 0 0 20px rgba(139, 92, 246, 0.4);
  }
  50% {
    box-shadow: 0 0 30px rgba(139, 92, 246, 0.6), 0 0 40px rgba(139, 92, 246, 0.4);
  }
}

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

.hero {
  position: relative;
  background: var(--gradient-hero);
  color: var(--text-white);
  padding: var(--spacing-2xl) 0;
  overflow: hidden;
  min-height: 90vh;
  display: flex;
  align-items: center;
}

.hero h1,
.hero h2,
.hero h3 {
  color: var(--text-white);
}

.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.3;
  pointer-events: none;
}

.hero-glow-1 {
  width: 500px;
  height: 500px;
  background: var(--purple-glow);
  top: -200px;
  right: -200px;
  animation: floatGlow 6s ease-in-out infinite;
}

.hero-glow-2 {
  width: 400px;
  height: 400px;
  background: var(--accent-blue);
  bottom: -150px;
  left: -150px;
  animation: floatGlow 8s ease-in-out infinite reverse;
}

@keyframes floatGlow {
  0%, 100% {
    transform: translate(0, 0) scale(1);
  }
  50% {
    transform: translate(30px, 30px) scale(1.1);
  }
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-xl);
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-content {
  text-align: left;
}

.hero-kicker {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--spacing-md);
  font-weight: 500;
}

.hero-title-wrapper {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-md);
  flex-wrap: wrap;
  justify-content: flex-start;
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.1;
  margin: 0;
  font-weight: 800;
  flex: 1;
  min-width: 300px;
  text-align: left;
  color: var(--text-white);
}

.hero-title-image {
  position: relative;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-title-image .hero-image {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  object-fit: cover;
  border: 5px solid rgba(139, 92, 246, 0.4);
  box-shadow: 0 0 40px rgba(139, 92, 246, 0.5), 0 0 80px rgba(139, 92, 246, 0.3), 0 0 120px rgba(139, 92, 246, 0.1);
  position: relative;
  z-index: 2;
  animation: floatImage 4s ease-in-out infinite;
}

.hero-title-image .hero-image-glow {
  position: absolute;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: var(--gradient-glow);
  opacity: 0.3;
  filter: blur(40px);
  z-index: 1;
  animation: pulseGlow 3s ease-in-out infinite;
}

@media (min-width: 768px) {
  .hero-title-wrapper {
    justify-content: flex-start;
    align-items: center;
    gap: var(--spacing-2xl);
  }
  
  .hero-title-image .hero-image {
    width: 220px;
    height: 220px;
  }
  
  .hero-title-image .hero-image-glow {
    width: 240px;
    height: 240px;
  }
}

@media (min-width: 1024px) {
  .hero-title-wrapper {
    gap: var(--spacing-2xl);
  }
  
  .hero-title-image .hero-image {
    width: 280px;
    height: 280px;
  }
  
  .hero-title-image .hero-image-glow {
    width: 300px;
    height: 300px;
  }
}

.hero-subtitle-cta-row {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
  align-items: flex-start;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: rgba(255, 255, 255, 0.9);
  max-width: 700px;
  margin: 0;
  line-height: 1.7;
  flex: 1;
}

@media (min-width: 768px) {
  .hero-subtitle-cta-row {
    flex-direction: row;
    align-items: center;
    gap: var(--spacing-xl);
  }
  
  .hero-subtitle {
    flex: 1;
    min-width: 0;
  }
  
  .hero-subtitle-cta-row .hero-cta {
    flex-shrink: 0;
    margin: 0;
  }
}

.hero-actions-row {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: var(--spacing-lg);
  width: 100%;
}

.service-toggle {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
  margin-bottom: var(--spacing-lg);
  flex-wrap: wrap;
}

.toggle-btn {
  padding: 0.75rem 1.5rem;
  background: rgba(255, 255, 255, 0.1);
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-radius: 50px;
  color: var(--text-white);
  font-family: var(--font-primary);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  white-space: nowrap;
  flex-shrink: 0;
}

.toggle-btn:hover {
  background: rgba(255, 255, 255, 0.2);
}

.toggle-btn.active {
  background: var(--gradient-glow);
  border-color: var(--purple-glow);
  box-shadow: var(--shadow-glow);
}

.hero-actions-row .btn-primary,
.hero-actions-row .btn-ghost {
  white-space: nowrap;
  flex-shrink: 0;
}

.hero-cta {
  display: flex;
  gap: var(--spacing-md);
  justify-content: flex-start;
  flex-wrap: wrap;
  margin-bottom: 0;
  flex-direction: column;
}

@media (min-width: 768px) {
  .hero-cta {
    flex-direction: row;
    flex-wrap: nowrap;
  }
}

@media (min-width: 768px) {
  .hero-actions-row {
    flex-wrap: nowrap;
    justify-content: flex-start;
    gap: var(--spacing-md);
  }
  
  .hero-actions-row .toggle-btn {
    font-size: 0.85rem;
    padding: 0.7rem 1.2rem;
  }
  
  .hero-actions-row .btn-primary,
  .hero-actions-row .btn-ghost {
    font-size: 0.9rem;
    padding: 0.7rem 1.4rem;
  }
}

@media (min-width: 1024px) {
  .hero-actions-row {
    gap: var(--spacing-lg);
  }
  
  .hero-actions-row .toggle-btn {
    font-size: 0.9rem;
    padding: 0.75rem 1.5rem;
  }
  
  .hero-actions-row .btn-primary,
  .hero-actions-row .btn-ghost {
    font-size: 0.95rem;
    padding: 0.75rem 1.5rem;
  }
}

.hero-note {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--spacing-md);
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  justify-content: center;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.9);
}

.hero-badges span {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.hero-image-wrapper {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: var(--spacing-xl);
}

.hero-image {
  width: 280px;
  height: 280px;
  border-radius: 50%;
  object-fit: cover;
  border: 5px solid rgba(139, 92, 246, 0.4);
  box-shadow: 0 0 50px rgba(139, 92, 246, 0.5), 0 0 100px rgba(139, 92, 246, 0.3), 0 0 150px rgba(139, 92, 246, 0.1);
  position: relative;
  z-index: 2;
  animation: floatImage 4s ease-in-out infinite;
  transition: all var(--transition-base);
}

.hero-image:hover {
  transform: translateY(-5px) scale(1.02);
  box-shadow: 0 0 60px rgba(139, 92, 246, 0.6), 0 0 120px rgba(139, 92, 246, 0.4), 0 0 180px rgba(139, 92, 246, 0.2);
  border-color: rgba(139, 92, 246, 0.6);
}

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

.hero-image-glow {
  position: absolute;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: var(--gradient-glow);
  opacity: 0.3;
  filter: blur(40px);
  z-index: 1;
  animation: pulseGlow 3s ease-in-out infinite;
}

.floating-glow {
  position: absolute;
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: var(--purple-glow);
  opacity: 0.2;
  filter: blur(40px);
  animation: floatGlow 5s ease-in-out infinite;
}

.floating-glow-1 {
  top: -50px;
  left: -50px;
}

.floating-glow-2 {
  bottom: -50px;
  right: -50px;
  animation-delay: 2s;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-xl);
  position: relative;
  z-index: 2;
}

.metric-card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border-radius: 16px;
  padding: var(--spacing-lg);
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all var(--transition-base);
}

.metric-card:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-5px);
}

.metric-value {
  font-family: var(--font-primary);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--text-white);
  margin-bottom: var(--spacing-xs);
  background: var(--gradient-glow);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.metric-label {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.8);
}

@media (min-width: 768px) {
  .hero {
    padding: var(--spacing-2xl) 0;
  }
  
  .hero-inner {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }
  
  .hero-content {
    text-align: left;
  }
  
  .hero-title-wrapper {
    align-items: center;
  }
  
  .hero-cta {
    justify-content: flex-start;
  }
  
  .hero-badges {
    justify-content: flex-start;
  }
}

/* ============================================
   SECTIONS
   ============================================ */

.section {
  padding: var(--spacing-2xl) 0;
}

.section-pill {
  display: inline-block;
  padding: 0.4rem 1rem;
  background: rgba(139, 92, 246, 0.1);
  color: var(--purple-glow);
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-sm);
}

.section-title {
  font-size: clamp(2.2rem, 5vw, 3.2rem);
  margin-bottom: var(--spacing-xs);
  color: var(--royal-blue);
  font-weight: 700;
  line-height: 1.2;
}

.section-lead {
  font-size: clamp(1rem, 2vw, 1.1rem);
  color: var(--text-secondary);
  max-width: 800px;
  margin-bottom: var(--spacing-md);
  line-height: 1.7;
}

/* ============================================
   ENGAGEMENT MODELS
   ============================================ */

.engagement-models {
  background: var(--bg-secondary);
}

.engagement-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
}

.engagement-card {
  background: var(--bg-primary);
  border-radius: 20px;
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  position: relative;
  border: 2px solid transparent;
}

.engagement-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--purple-glow);
}

.engagement-card.featured {
  border-color: var(--purple-glow);
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.05) 0%, rgba(255, 255, 255, 1) 100%);
}

.card-badge {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  padding: 0.3rem 0.8rem;
  background: var(--gradient-glow);
  color: var(--text-white);
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
}

.card-icon {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-sm);
}

.engagement-card h3 {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-sm);
  color: var(--royal-blue);
  font-weight: 700;
}

.engagement-card p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  line-height: 1.7;
}

.engagement-card ul {
  list-style: none;
  margin-bottom: var(--spacing-md);
}

.engagement-card ul li {
  padding-left: var(--spacing-md);
  position: relative;
  margin-bottom: var(--spacing-xs);
  color: var(--text-secondary);
}

.engagement-card ul li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--purple-glow);
  font-weight: 700;
}

.card-footer {
  margin-top: var(--spacing-md);
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(10, 27, 61, 0.1);
  color: var(--text-secondary);
}

.card-footer .pricing-link {
  color: var(--purple-glow);
  text-decoration: none;
  font-weight: 600;
  transition: color var(--transition-fast);
  border-bottom: 1px solid transparent;
}

.card-footer .pricing-link:hover {
  color: var(--purple-glow-dark);
  border-bottom-color: var(--purple-glow);
}

@media (min-width: 768px) {
  .engagement-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ============================================
   CASE STUDIES
   ============================================ */

.case-studies-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
}

.case-card {
  background: var(--bg-primary);
  border-radius: 20px;
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  border: 2px solid transparent;
  position: relative;
  overflow: hidden;
}

.case-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--gradient-glow);
  transform: scaleX(0);
  transition: transform var(--transition-base);
}

.case-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  border-color: var(--purple-glow);
}

.case-card:hover::before {
  transform: scaleX(1);
}

.case-metric {
  font-family: var(--font-primary);
  font-size: 3rem;
  font-weight: 800;
  background: var(--gradient-glow);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--spacing-xs);
}

.case-card h3 {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-xs);
  color: var(--royal-blue);
}

.case-tag {
  display: inline-block;
  padding: 0.3rem 0.8rem;
  background: rgba(139, 92, 246, 0.1);
  color: var(--purple-glow);
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

.case-description {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  line-height: 1.7;
}

.case-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
}

.case-tags span {
  padding: 0.3rem 0.8rem;
  background: var(--bg-secondary);
  color: var(--text-secondary);
  border-radius: 50px;
  font-size: 0.8rem;
}

@media (min-width: 768px) {
  .case-studies-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ============================================
   BLOG PREVIEW SECTION
   ============================================ */

.blog-preview-section {
  background: var(--royal-blue-dark);
}

.blog-preview-section .section-title {
  color: var(--text-white);
}

.blog-preview-section .section-lead {
  color: rgba(255, 255, 255, 0.9);
}

.blog-preview-section .section-pill {
  background: rgba(139, 92, 246, 0.2);
  color: var(--text-white);
  border: 1px solid rgba(139, 92, 246, 0.3);
}

.blog-preview-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.blog-preview-card {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  border-radius: 20px;
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  border: 2px solid rgba(255, 255, 255, 0.1);
  position: relative;
  overflow: hidden;
}

.blog-preview-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--gradient-glow);
  transform: scaleX(0);
  transition: transform var(--transition-base);
}

.blog-preview-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  border-color: var(--purple-glow);
  background: rgba(255, 255, 255, 0.08);
}

.blog-preview-card:hover::before {
  transform: scaleX(1);
}

.blog-preview-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
  display: block;
}

.blog-preview-category {
  display: inline-block;
  padding: 0.3rem 0.8rem;
  background: rgba(139, 92, 246, 0.1);
  color: var(--purple-glow);
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

.blog-preview-title {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-md);
  color: var(--text-white) !important;
  line-height: 1.3;
}

.blog-preview-card h3.blog-preview-title {
  color: var(--text-white) !important;
}

.blog-preview-title a {
  color: var(--text-white) !important;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.blog-preview-title a:hover {
  color: var(--purple-glow-light);
}

.blog-preview-excerpt {
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--spacing-md);
  line-height: 1.7;
}

.blog-preview-link {
  color: var(--purple-glow-light);
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: gap var(--transition-fast), color var(--transition-fast);
}

.blog-preview-link:hover {
  gap: 0.75rem;
}

.blog-preview-cta {
  text-align: center;
  margin-top: var(--spacing-xl);
}

.blog-preview-cta .btn-outline {
  color: var(--text-white);
  border-color: rgba(255, 255, 255, 0.5);
}

.blog-preview-cta .btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-white);
  border-color: var(--text-white);
}

@media (min-width: 768px) {
  .blog-preview-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ============================================
   COMPARISON SECTION
   ============================================ */

.difference-section {
  background: var(--bg-secondary);
}

.comparison-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.comparison-card {
  background: var(--bg-primary);
  border-radius: 20px;
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  border: 2px solid transparent;
  position: relative;
  overflow: hidden;
}

.comparison-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--gradient-glow);
  transform: scaleX(0);
  transition: transform var(--transition-base);
}

.comparison-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.comparison-card:hover::before {
  transform: scaleX(1);
}

.comparison-card-growth {
  border-left: 4px solid var(--purple-glow);
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.02) 0%, rgba(255, 255, 255, 1) 100%);
}

.comparison-card-growth::before {
  background: var(--gradient-glow);
}

.comparison-card-growth h3 {
  color: var(--purple-glow);
}

.comparison-card-digital {
  border-left: 4px solid #94a3b8;
  background: linear-gradient(135deg, rgba(148, 163, 184, 0.02) 0%, rgba(255, 255, 255, 1) 100%);
}

.comparison-card-digital::before {
  background: linear-gradient(90deg, #94a3b8 0%, #64748b 100%);
}

.comparison-card-digital h3 {
  color: #64748b;
}

.comparison-card-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.comparison-card-icon {
  font-size: 2rem;
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(139, 92, 246, 0.1);
  border-radius: 12px;
  flex-shrink: 0;
}

.comparison-card-digital .comparison-card-icon {
  background: rgba(148, 163, 184, 0.1);
}

@media (min-width: 768px) {
  .comparison-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
  }
  
  .comparison-card {
    height: 100%;
    display: flex;
    flex-direction: column;
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.comparison-card h3 {
  font-size: 1.5rem;
  margin: 0;
  color: var(--royal-blue);
  font-weight: 700;
}

.comparison-card p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  font-size: 1.05rem;
  line-height: 1.7;
}

.comparison-card ul {
  list-style: none;
  margin-bottom: var(--spacing-md);
}

.comparison-card ul li {
  padding-left: var(--spacing-md);
  position: relative;
  margin-bottom: var(--spacing-sm);
  color: var(--text-secondary);
  line-height: 1.7;
}

.comparison-card ul li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--purple-glow);
  font-weight: 700;
}

.comparison-note {
  margin-top: var(--spacing-xl);
  padding: var(--spacing-lg);
  background: rgba(139, 92, 246, 0.05);
  border-left: 4px solid var(--purple-glow);
  border-radius: 8px;
}

.comparison-note p {
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.comparison-note p:last-child {
  margin-bottom: 0;
}

/* ============================================
   LEAD MAGNET SECTION
   ============================================ */

.lead-magnet-section {
  background: var(--bg-secondary);
}

.lead-magnet-card {
  background: var(--bg-primary);
  border-radius: 24px;
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-lg);
  border: 2px solid var(--purple-glow);
  position: relative;
  overflow: hidden;
}

.lead-magnet-card::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.1) 0%, transparent 70%);
  animation: rotateGlow 20s linear infinite;
}

@keyframes rotateGlow {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.lead-magnet-content {
  position: relative;
  z-index: 2;
  margin-bottom: var(--spacing-lg);
}

.lead-magnet-content h3 {
  font-size: 1.8rem;
  margin-bottom: var(--spacing-md);
  color: var(--royal-blue);
}

.lead-magnet-content ul {
  list-style: none;
  margin-bottom: var(--spacing-md);
}

.lead-magnet-content ul li {
  padding-left: var(--spacing-md);
  position: relative;
  margin-bottom: var(--spacing-sm);
  color: var(--text-secondary);
  line-height: 1.7;
}

.lead-magnet-content ul li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--purple-glow);
  font-weight: 700;
}

.lead-magnet-cta {
  position: relative;
  z-index: 2;
  text-align: center;
}

.lead-magnet-note {
  margin-top: var(--spacing-md);
  font-size: 0.9rem;
  color: var(--text-secondary);
}

@media (min-width: 768px) {
  .lead-magnet-card {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
  }
  
  .lead-magnet-cta {
    text-align: left;
  }
}

/* ============================================
   CONTACT SECTION
   ============================================ */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-xl);
}

.contact-form-wrapper {
  background: var(--bg-primary);
  border-radius: 20px;
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-md);
}

.contact-form label {
  display: block;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-xs);
  font-size: 0.9rem;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 0.75rem;
  border: 2px solid rgba(10, 27, 61, 0.1);
  border-radius: 8px;
  font-family: var(--font-secondary);
  font-size: 1rem;
  margin-bottom: var(--spacing-md);
  transition: border-color var(--transition-fast);
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--purple-glow);
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-md);
  font-weight: 400;
}

.checkbox-label input[type="checkbox"] {
  width: auto;
  margin: 0;
}

.form-note {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  line-height: 1.6;
}

.info-card {
  background: var(--bg-primary);
  border-radius: 20px;
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-md);
}

.info-card h3 {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-md);
  color: var(--royal-blue);
}

.info-card p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  line-height: 1.7;
}

.info-card a {
  color: var(--purple-glow);
  text-decoration: none;
  font-weight: 600;
}

.info-card a:hover {
  text-decoration: underline;
}

.capacity-note {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-top: var(--spacing-md);
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(10, 27, 61, 0.1);
}

@media (min-width: 768px) {
  .contact-grid {
    grid-template-columns: 1.2fr 1fr;
  }
}

/* ============================================
   FLOATING WHATSAPP CTA
   ============================================ */

.floating-wa {
  position: fixed;
  bottom: var(--spacing-lg);
  right: var(--spacing-lg);
  z-index: 999;
}

.wa-button {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--accent-whatsapp);
  color: var(--text-white);
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  box-shadow: var(--shadow-lg);
  transition: all var(--transition-base);
}

.wa-button:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg), 0 0 20px rgba(37, 211, 102, 0.4);
}

.wa-button svg {
  width: 24px;
  height: 24px;
}

@media (max-width: 767px) {
  .floating-wa {
    bottom: var(--spacing-md);
    right: var(--spacing-md);
  }
  
  .wa-button {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.85rem;
  }
  
  .wa-button span {
    display: none;
  }
  
  .wa-button svg {
    width: 32px;
    height: 32px;
  }
}

/* ============================================
   EXIT INTENT POPUP
   ============================================ */

.exit-popup {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(10, 27, 61, 0.9);
  backdrop-filter: blur(10px);
  z-index: 10000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-md);
}

.exit-popup.active {
  display: flex;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.exit-popup-content {
  background: var(--bg-primary);
  border-radius: 24px;
  padding: var(--spacing-xl);
  max-width: 500px;
  width: 100%;
  text-align: center;
  position: relative;
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  animation: slideUp 0.3s ease;
}

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

.exit-popup-close {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  background: none;
  border: none;
  font-size: 2rem;
  color: var(--text-secondary);
  cursor: pointer;
  line-height: 1;
  transition: color var(--transition-fast);
}

.exit-popup-close:hover {
  color: var(--text-primary);
}

.exit-popup-content h3 {
  font-size: 1.8rem;
  margin-bottom: var(--spacing-md);
  color: var(--royal-blue);
}

.exit-popup-content p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
  line-height: 1.7;
}

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

.footer {
  background: var(--royal-blue-dark);
  color: var(--text-light);
  padding: var(--spacing-xl) 0;
  text-align: center;
}

.footer p {
  margin-bottom: var(--spacing-xs);
  font-size: 0.9rem;
}

.footer p:last-child {
  margin-bottom: 0;
}

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

/* ============================================
   MOBILE OPTIMIZATION (max-width: 767px)
   ============================================ */

@media (max-width: 767px) {
  /* Container & Spacing */
  .container {
    padding: 0 var(--spacing-sm);
  }
  
  .section {
    padding: var(--spacing-lg) 0;
  }
  
  /* Header & Navigation */
  .nav {
    padding: var(--spacing-sm) 0;
  }
  
  .nav-logo {
    font-size: 0.85rem;
  }
  
  .nav-logo-img {
    width: 32px;
    height: 32px;
  }
  
  /* Hero Section */
  .hero {
    min-height: auto;
    padding: var(--spacing-lg) 0;
  }
  
  .hero-kicker {
    font-size: 0.75rem;
    margin-bottom: var(--spacing-sm);
  }
  
  .hero-title-wrapper {
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
  }
  
  .hero-title {
    font-size: clamp(1.5rem, 6vw, 2rem);
    line-height: 1.2;
    text-align: center;
    min-width: auto;
  }
  
  .hero-title-image {
    order: -1;
  }
  
  .hero-title-image .hero-image {
    width: 140px;
    height: 140px;
  }
  
  .hero-title-image .hero-image-glow {
    width: 160px;
    height: 160px;
  }
  
  .hero-subtitle-cta-row {
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
  }
  
  .hero-subtitle {
    font-size: clamp(0.95rem, 3vw, 1.05rem);
    text-align: left;
    max-width: 100%;
  }
  
  .hero-cta {
    width: 100%;
    flex-direction: column;
  }
  
  .hero-cta .btn-primary,
  .hero-cta .btn-ghost {
    width: 100%;
    text-align: center;
    padding: 0.875rem 1.25rem;
    font-size: 0.9rem;
    min-height: 44px; /* Touch target */
  }
  
  .hero-note {
    font-size: 0.85rem;
    text-align: left;
  }
  
  .hero-badges {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-sm);
    font-size: 0.85rem;
  }
  
  .hero-metrics {
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
  }
  
  .metric-card {
    padding: var(--spacing-md);
  }
  
  .metric-value {
    font-size: 2rem;
  }
  
  .metric-label {
    font-size: 0.85rem;
  }
  
  /* Section Titles */
  .section-title {
    font-size: clamp(1.8rem, 6vw, 2.4rem);
    margin-bottom: var(--spacing-xs);
    font-weight: 700;
    line-height: 1.2;
  }
  
  .section-lead {
    font-size: 0.95rem;
    margin-bottom: var(--spacing-md);
  }
  
  /* Engagement Cards */
  .engagement-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
  
  .engagement-card {
    padding: var(--spacing-md);
  }
  
  .engagement-card h3 {
    font-size: 1.25rem;
  }
  
  /* Case Studies */
  .case-studies-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
  
  .case-card {
    padding: var(--spacing-md);
  }
  
  .case-metric {
    font-size: 2.5rem;
  }
  
  .case-card h3 {
    font-size: 1.25rem;
  }
  
  /* Comparison Section */
  .comparison-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
  
  .comparison-card {
    padding: var(--spacing-md);
  }
  
  .comparison-card h3 {
    font-size: 1.3rem;
  }
  
  .comparison-card-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-sm);
  }
  
  .comparison-card-icon {
    width: 40px;
    height: 40px;
    font-size: 1.5rem;
  }
  
  /* Lead Magnet */
  .lead-magnet-card {
    padding: var(--spacing-md);
  }
  
  .lead-magnet-card h3 {
    font-size: 1.3rem;
  }
  
  /* Buttons - Touch Targets */
  .btn-primary,
  .btn-outline,
  .btn-ghost {
    min-height: 44px;
    padding: 0.75rem 1.25rem;
    font-size: 0.9rem;
  }
  
  .btn-primary.btn-large {
    padding: 0.875rem 1.5rem;
    font-size: 0.95rem;
  }
  
  /* Contact Form */
  .contact-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
  
  .contact-form-wrapper {
    padding: var(--spacing-md);
  }
  
  .contact-form input,
  .contact-form textarea {
    padding: 0.875rem;
    font-size: 16px; /* Prevents zoom on iOS */
    min-height: 44px;
    -webkit-appearance: none;
    border-radius: 8px;
  }
  
  .contact-form input:focus,
  .contact-form textarea:focus {
    outline: none;
    border-width: 2px;
  }
  
  /* Reduce animations on mobile for better performance */
  @media (prefers-reduced-motion: no-preference) {
    .hero-image,
    .hero-image-glow,
    .floating-glow {
      animation-duration: 6s;
    }
  }
  
  /* Disable animations for users who prefer reduced motion */
  @media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
      animation-duration: 0.01ms !important;
      animation-iteration-count: 1 !important;
      transition-duration: 0.01ms !important;
    }
  }
  
  /* Footer */
  .footer {
    padding: var(--spacing-lg) 0;
    font-size: 0.85rem;
  }
  
  /* Floating WhatsApp - Mobile Optimized */
  .floating-wa {
    bottom: calc(var(--spacing-md) + env(safe-area-inset-bottom));
    right: calc(var(--spacing-md) + env(safe-area-inset-right));
  }
  
  .wa-button {
    width: 56px;
    height: 56px;
    padding: 0;
    border-radius: 50%;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    touch-action: manipulation;
  }
  
  .wa-button svg {
    width: 28px;
    height: 28px;
  }
  
  /* Safe area for notched devices */
  .header {
    padding-top: env(safe-area-inset-top);
  }
  
  .footer {
    padding-bottom: calc(var(--spacing-lg) + env(safe-area-inset-bottom));
  }
  
  /* Exit Popup */
  .exit-popup-content {
    padding: var(--spacing-lg);
    margin: var(--spacing-md);
  }
  
  .exit-popup-content h3 {
    font-size: 1.3rem;
  }
  
  /* Table Optimizations */
  .ebook-checklist-table {
    font-size: 0.8rem;
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
  
  .ebook-checklist-table th,
  .ebook-checklist-table td {
    padding: 0.5rem 0.4rem;
    min-width: 80px;
  }
  
  .ebook-checklist-table .item-col {
    min-width: 200px;
  }
}

/* ============================================
   PRINT STYLES
   ============================================ */

@media print {
  .header,
  .floating-wa,
  .exit-popup,
  .mobile-menu-overlay {
    display: none !important;
  }
}