/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* Colors - Match app theme */
  --primary: #1976d2; /* Material blue 700 */
  --primary-dark: #1565c0; /* Material blue 800 */
  --primary-light: #42a5f5; /* Material blue 400 */
  --secondary: #FF5E5B;
  --accent: #FFD23F;
  
  /* Tool-specific colors - Match tools.dart */
  --color-image: #2196f3; /* Material blue */
  --color-sound: #4caf50; /* Material green */
  --color-video: #9c27b0; /* Material purple */
  --color-3d: #ff9800; /* Material orange */
  --color-ai: #673ab7; /* Material deep purple */
  --color-creative: #009688; /* Material teal */
  
  /* Base colors */
  --dark: #0A0B0D;
  --dark-light: #1A1B1D;
  --gray: #7A7B7D;
  --gray-light: #BABBBD;
  --surface: #F7F8FA;
  --white: #FFFFFF;
  
  /* Gradients - Match app patterns */
  --gradient-primary: linear-gradient(135deg, rgba(25, 118, 210, 0.8) 0%, #1976d2 100%);
  --gradient-hero: radial-gradient(ellipse at top, #1A1B1D 0%, #0A0B0D 70%);
  --gradient-card: linear-gradient(135deg, rgba(25, 118, 210, 0.1) 0%, rgba(25, 118, 210, 0.05) 100%);
  --gradient-glow: radial-gradient(circle at center, rgba(25, 118, 210, 0.5) 0%, transparent 70%);
  
  /* Spacing */
  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 24px;
  --space-lg: 32px;
  --space-xl: 48px;
  --space-2xl: 64px;
  --space-3xl: 96px;
  --space-4xl: 128px;
  
  /* Typography */
  --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  
  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 24px 48px rgba(0, 0, 0, 0.18);
  --shadow-xl: 0 32px 64px rgba(0, 0, 0, 0.24);
  --shadow-glow: 0 0 64px rgba(91, 95, 255, 0.35);
  
  /* Border Radius - Match app */
  --radius-sm: 12px;
  --radius-md: 12px;
  --radius-lg: 12px;
  
  /* Transitions */
  --transition-fast: 200ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 600ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* Scrollbar styling */
::-webkit-scrollbar {
  width: 12px;
}

::-webkit-scrollbar-track {
  background: var(--dark);
}

::-webkit-scrollbar-thumb {
  background: var(--primary);
  border-radius: 6px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-light);
}

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

/* Three.js Canvas */
#three-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  pointer-events: none;
}

/* Animated gradient background (main effect when WebGL unavailable) */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -2;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 25%, #1976d2 50%, #667eea 100%);
  background-size: 400% 400%;
  animation: gradientShift 15s ease infinite;
  opacity: 0.15;
}

/* Add floating particles with CSS */
body::after {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  background-image: 
    radial-gradient(circle at 20% 80%, rgba(33, 150, 243, 0.3) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(156, 39, 176, 0.3) 0%, transparent 50%),
    radial-gradient(circle at 40% 40%, rgba(103, 58, 183, 0.2) 0%, transparent 50%);
  animation: floatAnimation 20s ease-in-out infinite;
}

@keyframes floatAnimation {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  33% { transform: translate(30px, -30px) rotate(120deg); }
  66% { transform: translate(-20px, 20px) rotate(240deg); }
}

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h1 { 
  font-size: clamp(48px, 8vw, 96px);
  font-weight: 800;
  color: var(--white);
}

h2 { 
  font-size: clamp(36px, 5vw, 64px);
  font-weight: 700;
}

h3 { 
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 600;
}

p {
  color: var(--gray-light);
  font-size: 18px;
  line-height: 1.8;
}

/* Container */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(10, 11, 13, 0.8);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  z-index: 1000;
  transition: all var(--transition-normal);
}

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

.logo {
  font-size: 24px;
  font-weight: 800;
  color: var(--white);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 12px;
  letter-spacing: 2px;
}

.logo-text {
  letter-spacing: 8px;
  font-size: 14px;
  color: var(--gray-light);
  margin-left: 8px;
}

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

.nav-link {
  color: var(--gray-light);
  text-decoration: none;
  font-weight: 500;
  font-size: 16px;
  transition: all var(--transition-fast);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: width var(--transition-normal);
}

.nav-link:hover {
  color: var(--white);
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 12px 24px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 16px;
  text-decoration: none;
  transition: all var(--transition-normal);
  cursor: pointer;
  border: none;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
  width: 300px;
  height: 300px;
}

.btn-primary {
  background: var(--primary);
  color: var(--white);
  box-shadow: 0 4px 12px rgba(25, 118, 210, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  background: var(--primary-dark);
  box-shadow: 0 8px 24px rgba(25, 118, 210, 0.4);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.1);
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  padding: var(--space-4xl) 0;
  background: var(--gradient-hero);
  overflow: hidden;
}

/* Animated background */
.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at 20% 50%, rgba(25, 118, 210, 0.3) 0%, transparent 50%),
              radial-gradient(circle at 80% 80%, rgba(33, 150, 243, 0.2) 0%, transparent 50%),
              radial-gradient(circle at 40% 20%, rgba(66, 165, 245, 0.2) 0%, transparent 50%);
  animation: float 20s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  33% { transform: translate(-30px, -30px) rotate(120deg); }
  66% { transform: translate(30px, -20px) rotate(240deg); }
}

.hero-content {
  text-align: center;
  z-index: 1;
  position: relative;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 24px;
  background: rgba(25, 118, 210, 0.2);
  border: 1px solid rgba(25, 118, 210, 0.3);
  border-radius: 100px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary-light);
  margin-bottom: var(--space-lg);
  backdrop-filter: blur(10px);
}

.hero h1 {
  margin-bottom: var(--space-md);
  opacity: 0;
  animation: fadeInUp 1s ease-out forwards;
}

.hero-subtitle {
  font-size: 24px;
  color: var(--gray-light);
  margin-bottom: var(--space-xl);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  opacity: 0;
  animation: fadeInUp 1s ease-out 0.2s forwards;
}

.hero-buttons {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeInUp 1s ease-out 0.4s forwards;
}

/* Floating elements */
.floating-card {
  position: absolute;
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  box-shadow: var(--shadow-lg);
  animation: floatCard 6s ease-in-out infinite;
}

.floating-card-1 {
  top: 20%;
  left: 10%;
  animation-delay: 0s;
}

.floating-card-2 {
  top: 60%;
  right: 10%;
  animation-delay: 2s;
}

.floating-card-3 {
  bottom: 20%;
  left: 15%;
  animation-delay: 4s;
}

@keyframes floatCard {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(3deg); }
}

/* Features Section */
.features-section {
  padding: var(--space-3xl) 0;
  position: relative;
  background: var(--dark);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
  padding: 0 var(--space-md);
}

.section-header h2 {
  margin-bottom: var(--space-md);
  line-height: 1.3;
  overflow-wrap: break-word;
}

.section-header p {
  color: var(--gray-light);
  font-size: 18px;
  line-height: 1.6;
  max-width: 800px;
  margin: 0 auto;
  overflow-wrap: break-word;
}

.section-badge {
  display: inline-flex;
  padding: 8px 24px;
  background: rgba(25, 118, 210, 0.1);
  border-radius: 100px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: var(--space-md);
}

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

/* Glass morphism cards */
.feature-card {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  transition: all var(--transition-normal);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-card);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.feature-card:hover {
  transform: scale(1.01);
  border-color: rgba(25, 118, 210, 0.3);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

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

.feature-icon {
  width: 60px;
  height: 60px;
  background: var(--gradient-primary);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  margin-bottom: var(--space-md);
  position: relative;
  z-index: 1;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.feature-card:hover .feature-icon {
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.1); }
}

.feature-title {
  font-size: 24px;
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: var(--white);
  position: relative;
  z-index: 1;
}

.feature-description {
  color: var(--gray-light);
  font-size: 16px;
  line-height: 1.8;
  position: relative;
  z-index: 1;
}

/* Tool Cards - App-like Design */
.tools-grid {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: var(--space-3xl);
}

.tool-category-card {
  background: #1A1B1D;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  transition: transform 200ms cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
}

.tool-category-card:hover {
  transform: scale(1.01);
}

.tool-card-inner {
  padding: 24px;
}

.tool-card-header {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 16px;
}

.tool-card-icon-wrapper {
  padding: 8px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.tool-card-icon {
  width: 24px;
  height: 24px;
  font-size: 24px;
  line-height: 1;
}

.tool-card-info {
  flex: 1;
}

.tool-card-title {
  font-size: 16px;
  font-weight: bold;
  color: var(--white);
  margin-bottom: 6px;
  letter-spacing: 0.05em;
}

.tool-card-subtitle {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.4;
}

.tool-card-divider {
  height: 1px;
  background: rgba(255, 255, 255, 0.1);
  margin: 16px 0;
}

.tool-items-list {
  display: flex;
  flex-direction: column;
}

.tool-item {
  display: flex;
  align-items: center;
  padding: 12px;
  margin: 0 -12px;
  border-radius: 8px;
  transition: background 200ms ease;
  cursor: pointer;
  text-decoration: none;
  color: inherit;
}

.tool-item:hover {
  background: rgba(255, 255, 255, 0.05);
}

.tool-item-icon {
  width: 20px;
  height: 20px;
  margin-right: 12px;
  opacity: 0.7;
  font-size: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.tool-item-content {
  flex: 1;
}

.tool-item-title {
  font-size: 14px;
  font-weight: 500;
  color: var(--white);
  margin-bottom: 2px;
}

.tool-item-desc {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.5);
}

.show-more-btn {
  width: 100%;
  padding: 8px 12px;
  margin-top: 8px;
  background: transparent;
  border: none;
  border-radius: 8px;
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background 200ms ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.show-more-btn:hover {
  background: rgba(25, 118, 210, 0.1);
}

.show-more-icon {
  font-size: 16px;
  transition: transform 200ms ease;
}

.show-more-btn.expanded .show-more-icon {
  transform: rotate(180deg);
}

/* Category-specific colors */
.tool-category-image .tool-card-icon-wrapper {
  background: rgba(33, 150, 243, 0.1);
  color: #2196f3;
}

.tool-category-sound .tool-card-icon-wrapper {
  background: rgba(76, 175, 80, 0.1);
  color: #4caf50;
}

.tool-category-video .tool-card-icon-wrapper {
  background: rgba(156, 39, 176, 0.1);
  color: #9c27b0;
}

.tool-category-3d .tool-card-icon-wrapper {
  background: rgba(255, 152, 0, 0.1);
  color: #ff9800;
}

.tool-category-ai .tool-card-icon-wrapper {
  background: rgba(103, 58, 183, 0.1);
  color: #673ab7;
}

.tool-category-creative .tool-card-icon-wrapper {
  background: rgba(0, 150, 136, 0.1);
  color: #009688;
}

/* Responsive tool grid */
@media (min-width: 768px) {
  .tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 16px;
  }
}

@media (min-width: 1200px) {
  .tools-grid {
    grid-template-columns: repeat(auto-fit, minmax(420px, 1fr));
  }
}

/* Bento Grid Section */
.bento-section {
  padding: var(--space-4xl) 0;
  background: var(--dark-light);
}

.bento-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: repeat(3, 280px);
  gap: var(--space-md);
}

.bento-item {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.bento-item:hover {
  transform: scale(1.01);
  border-color: rgba(25, 118, 210, 0.3);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.bento-large {
  grid-column: span 2;
  grid-row: span 2;
}

.bento-wide {
  grid-column: span 2;
}

.bento-tall {
  grid-row: span 2;
}

.bento-icon {
  font-size: 48px;
  margin-bottom: var(--space-md);
}

.bento-content h3 {
  font-size: 28px;
  margin-bottom: var(--space-sm);
}

.bento-visual {
  position: absolute;
  top: 50%;
  right: -20%;
  width: 200px;
  height: 200px;
  background: var(--gradient-glow);
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.5;
}

.features-section.tight-top {
  padding-top: var(--space-2xl);
}
.features-section.tight-bottom {
  padding-bottom: var(--space-2xl);
}

/* Personas */
.personas-section {
  background: var(--dark-light);
}

.persona-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-lg);
}

.persona-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  transition: transform var(--transition-normal), border-color var(--transition-normal);
  min-height: 420px;
}

.persona-card:hover {
  transform: translateY(-4px);
  border-color: rgba(25, 118, 210, 0.4);
}

.persona-header {
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
  margin-bottom: var(--space-sm);
}

.persona-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  background: rgba(25, 118, 210, 0.15);
  flex-shrink: 0;
}

.persona-name {
  font-size: 20px;
  font-weight: 600;
  color: var(--white);
  margin: 0;
  margin-bottom: 4px;
  line-height: 1.2;
}

.persona-role {
  font-size: 16px;
  font-weight: 500;
  color: var(--primary-light);
  margin: 0;
  margin-bottom: 8px;
  line-height: 1.2;
}

.persona-focus {
  color: var(--gray-light);
  font-size: 14px;
  line-height: 1.5;
  overflow-wrap: break-word;
  word-wrap: break-word;
  margin: 0;
}

.persona-strengths {
  display: flex;
  flex-direction: column;
  gap: 0;
  flex: 1;
  margin-bottom: var(--space-md);
}

.persona-strength {
  display: flex;
  gap: 8px;
  color: var(--gray-light);
  font-size: 13px;
  line-height: 1.5;
  overflow-wrap: break-word;
  margin-bottom: 6px;
}

.strength-bullet {
  color: var(--primary-light);
  font-weight: 700;
}

.persona-prompt {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: var(--space-md);
  margin-top: auto;
}

.prompt-label {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--primary-light);
  margin-bottom: 8px;
  opacity: 0.8;
}

.persona-prompt p {
  color: var(--gray-light);
  font-size: 13px;
  line-height: 1.5;
  margin: 0;
  font-style: italic;
}

/* Automation Engine */
.automation-section .section-flex {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

@media (min-width: 1024px) {
  .automation-section .section-flex {
    flex-direction: row;
    align-items: stretch;
  }
}

.automation-copy {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.automation-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--space-md);
}

.automation-stat-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  text-align: center;
}

.automation-stat-card .stat-value {
  display: block;
  font-size: 28px;
  font-weight: 700;
  color: var(--white);
}

.automation-stat-card .stat-label {
  font-size: 14px;
  color: var(--gray-light);
}

.automation-capabilities {
  flex: 1;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-md);
}

.automation-capability-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  transition: transform var(--transition-normal);
}

.automation-capability-card:hover {
  transform: translateY(-6px);
}

.capability-icon {
  font-size: 28px;
}

.automation-flow {
  margin-top: var(--space-2xl);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-md);
}

.automation-flow-step {
  display: flex;
  gap: var(--space-md);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  align-items: flex-start;
}

.flow-index {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(25, 118, 210, 0.2);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  color: var(--primary-light);
  margin-top: 4px;
}

/* 3D Pipeline */
.pipeline-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.pipeline-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.pipeline-icon {
  font-size: 32px;
}

.pipeline-highlights {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-md);
}

.pipeline-highlight {
  display: flex;
  gap: 10px;
  color: var(--gray-light);
  font-size: 16px;
}

.highlight-icon {
  color: var(--primary-light);
  font-weight: 700;
}

/* Collaboration enhancements */
.collaboration-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-md);
  margin: var(--space-xl) 0;
}

.collaboration-stat {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  text-align: center;
}

.collaboration-stat-value {
  display: block;
  font-size: 30px;
  font-weight: 700;
  color: var(--white);
}

.collaboration-stat-label {
  font-size: 14px;
  color: var(--gray-light);
}

.collaboration-details {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-md);
}

.collaboration-detail-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.collaboration-detail-card ul {
  display: flex;
  flex-direction: column;
  gap: 8px;
  color: var(--gray-light);
  padding-left: 18px;
}

/* Automation Studio */
.automation-studio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-lg);
}

.automation-studio-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.automation-studio-icon {
  font-size: 36px;
}

.automation-studio-card ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
  color: var(--gray-light);
}

.automation-studio-card .card-cta {
  align-self: flex-start;
}

/* Creator Ops */
.creator-ops-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-lg);
}

.creator-ops-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.creator-ops-icon {
  font-size: 36px;
}

.creator-ops-card ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
  color: var(--gray-light);
  padding-left: 20px;
}

@media (max-width: 768px) {
  .persona-card,
  .automation-capability-card,
  .pipeline-card,
  .collaboration-detail-card,
  .automation-studio-card,
  .creator-ops-card {
    padding: var(--space-lg);
  }

  .automation-flow {
    grid-template-columns: 1fr;
  }
}

/* Stats Section */
.stats-section {
  padding: var(--space-3xl) 0;
  background: var(--dark);
  position: relative;
  overflow: hidden;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-lg);
}

.stat-card {
  text-align: center;
  padding: var(--space-xl);
  background: rgba(255, 255, 255, 0.02);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: all var(--transition-normal);
}

.stat-card:hover {
  background: rgba(255, 255, 255, 0.05);
  transform: translateY(-4px);
}

.stat-number {
  font-size: 64px;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: var(--space-sm);
}

.stat-label {
  font-size: 18px;
  color: var(--gray-light);
}

/* CTA Section */
.cta-section {
  padding: var(--space-4xl) 0;
  background: var(--primary);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 1px, transparent 1px);
  background-size: 50px 50px;
  animation: float 30s linear infinite;
}

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

.cta-section h2 {
  color: var(--white);
  margin-bottom: var(--space-md);
}

.cta-section p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 20px;
  margin-bottom: var(--space-xl);
}

.feature-highlights {
  display: flex;
  justify-content: center;
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
  flex-wrap: wrap;
}

.highlight-item {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  background: rgba(255, 255, 255, 0.1);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--white);
  font-weight: 500;
  transition: all var(--transition-normal);
}

.highlight-item:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-2px);
}

.highlight-icon {
  font-size: 18px;
}

/* Footer */
.footer {
  background: var(--dark);
  color: var(--gray-light);
  padding: var(--space-3xl) 0 var(--space-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.footer-section h4 {
  color: var(--white);
  margin-bottom: var(--space-md);
  font-size: 18px;
}

.footer-link {
  color: var(--gray);
  text-decoration: none;
  display: block;
  margin-bottom: var(--space-sm);
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: var(--primary);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--space-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Storyboard Section */
.storyboard-section {
  padding: var(--space-4xl) 0;
  background: var(--dark);
}

.storyboard-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  margin-top: var(--space-3xl);
}

.storyboard-main h3 {
  color: var(--white);
  margin-bottom: var(--space-md);
}

.feature-list {
  list-style: none;
  margin-top: var(--space-lg);
}

.feature-list li {
  padding: var(--space-sm) 0;
  color: var(--gray-light);
  padding-left: 24px;
  position: relative;
}

.feature-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--primary);
}

.storyboard-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.mini-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  transition: all var(--transition-normal);
  cursor: pointer;
}

.mini-card:hover {
  transform: scale(1.05);
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--primary);
}

.mini-icon {
  font-size: 32px;
}

/* Models Section */
.models-section {
  padding: var(--space-4xl) 0;
  background: var(--dark-light);
}

.models-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-3xl);
}

.model-category {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: var(--space-lg);
}

.model-category h4 {
  margin-bottom: var(--space-md);
  font-size: 18px;
}

.model-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.model-tag {
  background: rgba(255, 255, 255, 0.1);
  padding: 4px 12px;
  border-radius: 16px;
  font-size: 14px;
  color: var(--gray-light);
}

/* Pricing Section */
.pricing-section {
  padding: var(--space-4xl) 0;
  background: var(--dark);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-3xl);
  max-width: 1000px;
  margin-left: auto;
  margin-right: auto;
}

.pricing-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: var(--space-xl);
  text-align: center;
  position: relative;
  transition: all var(--transition-normal);
}

.pricing-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary);
}

.pricing-card.featured {
  border-color: var(--primary);
  background: rgba(25, 118, 210, 0.1);
}

.pricing-card .badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: white;
  padding: 4px 16px;
  border-radius: 16px;
  font-size: 12px;
  font-weight: 600;
}

.pricing-card h3 {
  font-size: 24px;
  margin-bottom: var(--space-md);
}

.price {
  font-size: 48px;
  font-weight: 800;
  color: var(--white);
  margin-bottom: var(--space-lg);
}

.price span {
  font-size: 18px;
  font-weight: 400;
  color: var(--gray-light);
}

.pricing-card ul {
  list-style: none;
  text-align: left;
}

.pricing-card li {
  padding: var(--space-sm) 0;
  color: var(--gray-light);
}

/* Mobile Optimization */
@media (max-width: 768px) {
  .nav-link {
    display: none;
  }

  .bento-grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
  }

  .bento-large,
  .bento-wide,
  .bento-tall {
    grid-column: span 1;
    grid-row: span 1;
  }

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

  .floating-card {
    display: none;
  }

  .storyboard-features {
    grid-template-columns: 1fr;
  }

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

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

  .persona-grid {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  .persona-card {
    padding: var(--space-md);
    min-height: auto;
  }

  .automation-capabilities {
    grid-template-columns: 1fr;
  }

  .automation-flow {
    grid-template-columns: 1fr;
  }

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

  .collaboration-details {
    grid-template-columns: 1fr;
  }

  .automation-studio-grid {
    grid-template-columns: 1fr;
  }

  .creator-ops-grid {
    grid-template-columns: 1fr;
  }

  .section-header h2 {
    font-size: clamp(28px, 6vw, 48px);
  }

  .container {
    padding: 0 var(--space-sm);
  }
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Scroll animations */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.8s ease-out;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Mouse follower */
.mouse-follower {
  position: fixed;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(25, 118, 210, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
  transform: translate(-50%, -50%);
  z-index: 9999;
  opacity: 0;
  transition: opacity 0.3s;
}

/* ==================== NEW INTERACTIVE COMPONENTS ==================== */

/* Feature Tour Styles */
.feature-tour-start {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 1000;
}

.tour-button {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px 24px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: white;
  border: none;
  border-radius: 50px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 8px 24px rgba(25, 118, 210, 0.4);
  transition: all var(--transition-normal);
}

.tour-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(25, 118, 210, 0.5);
}

.tour-icon {
  font-size: 20px;
  animation: bounce 2s infinite;
}

.tour-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  z-index: 2000;
  opacity: 0;
  pointer-events: none; /* Do not block clicks when inactive */
  transition: opacity var(--transition-normal);
}

.tour-overlay.active {
  opacity: 1;
  pointer-events: auto; /* Enable interaction when active */
}

.tour-tooltip {
  position: fixed;
  max-width: 400px;
  background: var(--dark-light);
  border: 2px solid var(--primary);
  border-radius: var(--radius-lg);
  padding: 0;
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.5), 0 0 32px rgba(25, 118, 210, 0.3);
  z-index: 2001;
  opacity: 0;
  transform: translateY(20px);
  transition: all var(--transition-normal);
}

.tour-tooltip.active {
  opacity: 1;
  transform: translateY(0);
}

.tooltip-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.tooltip-header h3 {
  margin: 0;
  font-size: 20px;
  color: var(--white);
}

.close-button {
  background: none;
  border: none;
  color: var(--gray-light);
  font-size: 28px;
  cursor: pointer;
  padding: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  transition: all var(--transition-fast);
}

.close-button:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--white);
}

.tooltip-description {
  padding: 20px 24px;
  color: var(--gray-light);
  line-height: 1.6;
}

.tooltip-navigation {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-button {
  padding: 8px 16px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 6px;
  color: var(--white);
  font-size: 14px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.nav-button:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateX(-2px);
}

.nav-button.primary {
  background: var(--primary);
  border-color: var(--primary);
}

.nav-button.primary:hover {
  background: var(--primary-dark);
  transform: translateX(2px);
}

.step-indicators {
  display: flex;
  gap: 8px;
}

.step-indicators .indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  transition: all var(--transition-fast);
}

.step-indicators .indicator.active {
  width: 24px;
  border-radius: 4px;
  background: var(--primary);
}

/* Community Gallery Section */
.community-section {
  padding: var(--space-4xl) 0;
  background: var(--dark);
  position: relative;
}

.community-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
  margin-top: var(--space-3xl);
}

.gallery-item {
  position: relative;
  background: #1A1B1D;
  border-radius: 12px;
  overflow: hidden;
  cursor: pointer;
  transition: transform 200ms ease, box-shadow 200ms ease;
  display: flex;
  flex-direction: column;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.gallery-image-wrapper {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #0A0B0D;
}

.gallery-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.4);
  z-index: 10;
}

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

.gallery-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.placeholder-letter {
  font-size: 48px;
  font-weight: 600;
  color: white;
  opacity: 0.9;
}

.gallery-content {
  padding: 16px;
  background: #1A1B1D;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.gallery-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 12px;
  background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, transparent 100%);
  opacity: 1;
  transition: opacity 200ms ease;
  pointer-events: none;
}

.gallery-model {
  display: inline-block;
  padding: 4px 12px;
  background: rgba(25, 118, 210, 0.9);
  color: white;
  font-size: 12px;
  font-weight: 600;
  border-radius: 6px;
}

.gallery-title {
  color: white;
  font-size: 15px;
  font-weight: 600;
  margin: 0 0 4px 0;
  line-height: 1.4;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.gallery-author {
  color: rgba(255, 255, 255, 0.6);
  font-size: 13px;
  margin: 0 0 8px 0;
}

.gallery-description {
  color: rgba(255, 255, 255, 0.5);
  font-size: 13px;
  line-height: 1.5;
  margin: 8px 0;
  flex: 1;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
}

.gallery-stats {
  display: flex;
  gap: 16px;
  margin-top: auto;
  padding-top: 8px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.stat-item {
  display: flex;
  align-items: center;
  gap: 4px;
  color: rgba(255, 255, 255, 0.5);
  font-size: 13px;
}

.stat-icon {
  font-size: 14px;
}

.gallery-loading {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 20px;
  color: rgba(255, 255, 255, 0.5);
}

.gallery-loading .spinner {
  width: 40px;
  height: 40px;
  border: 3px solid rgba(255, 255, 255, 0.1);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto 16px;
}

.gallery-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 20px;
  color: rgba(255, 255, 255, 0.5);
  font-size: 16px;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .community-gallery {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
  }
}

@media (max-width: 480px) {
  .community-gallery {
    grid-template-columns: 1fr;
    gap: 16px;
  }
}

.demo-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.demo-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: start;
}

.prompt-selection h3 {
  margin-bottom: var(--space-md);
  color: var(--white);
}

.prompt-grid {
  display: grid;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.prompt-card {
  padding: var(--space-md);
  background: rgba(255, 255, 255, 0.05);
  border: 2px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.prompt-card:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateX(4px);
}

.prompt-card.active {
  background: rgba(25, 118, 210, 0.2);
  border-color: var(--primary);
  box-shadow: 0 0 24px rgba(25, 118, 210, 0.3);
}

.prompt-category {
  display: inline-block;
  font-size: 14px;
  color: var(--primary-light);
  margin-bottom: 8px;
}

.prompt-text {
  color: var(--gray-light);
  line-height: 1.5;
  margin: 0;
}

.generate-button {
  width: 100%;
  padding: var(--space-md);
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  font-size: 18px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.generate-button:hover:not(.generating) {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(25, 118, 210, 0.4);
}

.generate-button.generating {
  background: linear-gradient(135deg, var(--gray) 0%, var(--gray-light) 100%);
  cursor: not-allowed;
}

.spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-right: 8px;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.preview-window {
  background: var(--dark);
  border: 2px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
}

.preview-container {
  aspect-ratio: 16 / 9;
  position: relative;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
}

.preview-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.preview-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.placeholder-content {
  text-align: center;
  color: var(--gray);
}

.ai-icon, .preview-icon {
  font-size: 48px;
  display: block;
  margin-bottom: 16px;
  animation: pulse 2s infinite;
}

.progress-container {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-md);
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, transparent 100%);
}

.progress-bar {
  height: 6px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 3px;
  overflow: hidden;
  margin-bottom: 8px;
}

.progress-fill {
  height: 100%;
  background: var(--primary);
  transition: width 0.3s ease;
  position: relative;
}

.progress-fill::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 100px;
  background: linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.3) 100%);
  animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
  to { transform: translateX(100%); }
}

.progress-text {
  display: block;
  text-align: center;
  color: var(--white);
  font-size: 14px;
  font-weight: 600;
}

.status-badge {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  padding: 8px 16px;
  background: rgba(0, 0, 0, 0.8);
  border-radius: 24px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  animation: slideIn 0.5s ease;
}

.status-badge.success {
  color: #4caf50;
  border: 2px solid #4caf50;
}

.badge-icon {
  font-size: 16px;
}

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

.info-panel {
  padding: var(--space-lg);
  background: rgba(255, 255, 255, 0.02);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.info-panel h4 {
  margin-bottom: var(--space-sm);
  color: var(--white);
}

.info-panel ul {
  list-style: none;
  margin-bottom: var(--space-md);
}

.info-panel li {
  padding: 8px 0;
  color: var(--gray-light);
  position: relative;
  padding-left: 24px;
}

.info-panel li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--primary);
}

.cta-link {
  display: inline-flex;
  align-items: center;
  color: var(--primary);
  text-decoration: none;
  font-weight: 600;
  transition: all var(--transition-fast);
}

.cta-link:hover {
  transform: translateX(4px);
  color: var(--primary-light);
}

/* Three.js Canvas */
#three-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  background: linear-gradient(180deg, #0A0B0D 0%, #1A1B1D 100%);
}

/* Hero Carousel Styles */
.hero-carousel {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-backgrounds {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.hero-bg-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 1s ease-in-out;
}

.hero-bg-image.active {
  opacity: 0.3;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.4) 0%, rgba(0, 0, 0, 0.7) 100%);
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
  width: 100%;
}

.hero-text-wrapper {
  position: relative;
  height: 200px;
  margin-bottom: var(--space-xl);
}

.hero-text {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease;
}

.hero-text.active {
  opacity: 1;
  transform: translateY(0);
}

.hero-title {
  font-size: clamp(48px, 8vw, 72px);
  margin-bottom: var(--space-md);
  background: linear-gradient(135deg, var(--white) 0%, var(--gray-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(20px, 3vw, 28px);
  color: var(--gray-light);
  font-weight: 300;
}

.hero-cta {
  display: flex;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
  justify-content: center;
  align-items: center;
}

.btn-large {
  padding: 18px 36px;
  font-size: 18px;
}

.btn-arrow, .btn-icon {
  display: inline-block;
  margin-left: 8px;
  transition: transform var(--transition-fast);
}

.btn:hover .btn-arrow {
  transform: translateX(4px);
}

.btn:hover .btn-icon {
  transform: scale(1.2);
}

.slide-indicators {
  display: flex;
  gap: 12px;
  justify-content: center;
}

.slide-indicators .indicator {
  width: 60px;
  height: 4px;
  background: rgba(255, 255, 255, 0.2);
  border: none;
  border-radius: 2px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-fast);
}

.slide-indicators .indicator:hover {
  background: rgba(255, 255, 255, 0.3);
}

.slide-indicators .indicator.active {
  background: rgba(255, 255, 255, 0.4);
}

/* Progress bar styles removed - no longer needed */

/* Gradient variations for hero */
.gradient-purple {
  --gradient-color: rgba(156, 39, 176, 0.3);
}

.gradient-blue {
  --gradient-color: rgba(33, 150, 243, 0.3);
}

.gradient-green {
  --gradient-color: rgba(76, 175, 80, 0.3);
}

.gradient-orange {
  --gradient-color: rgba(255, 152, 0, 0.3);
}

.hero-carousel::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient-color);
  z-index: 2;
  opacity: 0.5;
  mix-blend-mode: multiply;
}

/* Enhanced Feature Cards */
.feature-card-enhanced {
  position: relative;
  background: var(--dark-light);
  border: 2px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: all var(--transition-normal);
  overflow: hidden;
  cursor: pointer;
}

.feature-card-enhanced:hover {
  transform: translateY(-8px);
  border-color: var(--primary);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.3), 0 0 32px rgba(25, 118, 210, 0.2);
}

.card-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at top right, rgba(25, 118, 210, 0.1) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.feature-card-enhanced.hovered .card-background {
  opacity: 1;
}

.icon-wrapper {
  position: relative;
  display: inline-block;
  margin-bottom: var(--space-md);
}

.feature-icon {
  font-size: 48px;
  display: block;
  transition: all var(--transition-normal);
}

.feature-icon.animate {
  animation: iconBounce 0.6s ease;
}

@keyframes iconBounce {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.2); }
}

.icon-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 80px;
  height: 80px;
  background: radial-gradient(circle, rgba(25, 118, 210, 0.4) 0%, transparent 70%);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  animation: pulseGlow 2s infinite;
}

@keyframes pulseGlow {
  0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 1; }
  50% { transform: translate(-50%, -50%) scale(1.5); opacity: 0.5; }
}

.feature-title {
  margin-bottom: var(--space-sm);
  color: var(--white);
  transition: color var(--transition-fast);
}

.feature-card-enhanced:hover .feature-title {
  color: var(--primary-light);
}

.feature-description {
  color: var(--gray-light);
  margin-bottom: var(--space-md);
  line-height: 1.6;
}

.preview-window {
  margin: var(--space-md) 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.preview-image img,
.preview-video video {
  width: 100%;
  height: auto;
  display: block;
}

.preview-audio {
  padding: var(--space-md);
  background: rgba(0, 0, 0, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
}

.waveform-animation {
  display: flex;
  align-items: center;
  gap: 3px;
  height: 40px;
}

.wave-bar {
  width: 3px;
  height: 100%;
  background: var(--primary);
  animation: wave 1s ease-in-out infinite;
}

@keyframes wave {
  0%, 100% { transform: scaleY(0.3); }
  50% { transform: scaleY(1); }
}

.audio-label {
  color: var(--primary);
  font-weight: 600;
}

.preview-animation {
  padding: var(--space-lg);
  background: rgba(0, 0, 0, 0.3);
  position: relative;
  height: 200px;
}

.animated-shapes {
  position: relative;
  width: 100%;
  height: 100%;
}

.shape {
  position: absolute;
  border-radius: 50%;
}

.shape-1 {
  width: 60px;
  height: 60px;
  background: var(--primary);
  top: 20%;
  left: 20%;
  animation: float 3s ease-in-out infinite;
}

.shape-2 {
  width: 40px;
  height: 40px;
  background: var(--secondary);
  top: 50%;
  right: 30%;
  animation: float 3s ease-in-out infinite 0.5s;
}

.shape-3 {
  width: 50px;
  height: 50px;
  background: var(--accent);
  bottom: 20%;
  left: 40%;
  animation: float 3s ease-in-out infinite 1s;
}

.feature-list {
  margin-top: var(--space-md);
  opacity: 0;
  max-height: 0;
  overflow: hidden;
  transition: all var(--transition-normal);
}

.feature-list.visible {
  opacity: 1;
  max-height: 200px;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 8px 0;
  color: var(--gray-light);
  opacity: 0;
  transform: translateY(10px);
  animation: fadeInUp 0.5s ease forwards;
}

.feature-item:nth-child(1) { animation-delay: 0.1s; }
.feature-item:nth-child(2) { animation-delay: 0.2s; }
.feature-item:nth-child(3) { animation-delay: 0.3s; }
.feature-item:nth-child(4) { animation-delay: 0.4s; }

.check-icon {
  color: var(--primary);
  font-weight: bold;
}

.explore-button {
  margin-top: var(--space-md);
  padding: 12px 24px;
  background: var(--primary);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  font-weight: 600;
  cursor: pointer;
  opacity: 0;
  transform: translateY(10px);
  transition: all var(--transition-normal);
}

.explore-button.visible {
  opacity: 1;
  transform: translateY(0);
}

.explore-button:hover {
  background: var(--primary-dark);
  transform: translateX(4px);
}

.explore-button .arrow {
  display: inline-block;
  transition: transform var(--transition-fast);
}

.explore-button:hover .arrow {
  transform: translateX(4px);
}

.card-shine {
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(45deg, transparent 30%, rgba(255, 255, 255, 0.1) 50%, transparent 70%);
  transform: rotate(45deg);
  animation: shine 3s infinite;
}

@keyframes shine {
  0% { transform: rotate(45deg) translateY(-100%); }
  100% { transform: rotate(45deg) translateY(100%); }
}

.card-border-glow {
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  bottom: -2px;
  background: linear-gradient(45deg, var(--primary), var(--secondary), var(--accent), var(--primary));
  background-size: 400% 400%;
  border-radius: var(--radius-lg);
  opacity: 0.5;
  z-index: -1;
  animation: gradientShift 3s ease infinite;
}

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* Fade in animations */
.fade-in {
  animation: fadeIn 0.6s ease;
}

.fade-in-up {
  animation: fadeInUp 0.6s ease;
}

.fade-in-up-delay {
  animation: fadeInUp 0.6s ease 0.2s both;
}

.fade-in-up-delay-2 {
  animation: fadeInUp 0.6s ease 0.4s both;
}

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

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

/* Pulse animation */
.pulse-animation {
  animation: pulse 2s infinite;
}

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

/* Bounce animation */
@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* Responsive adjustments */
@media (max-width: 1024px) {
  .demo-container {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  
  .hero-title {
    font-size: clamp(36px, 7vw, 56px);
  }
  
  .hero-subtitle {
    font-size: clamp(18px, 2.5vw, 24px);
  }
}

@media (max-width: 768px) {
  .feature-tour-start {
    bottom: 20px;
    right: 20px;
  }
  
  .tour-button {
    padding: 12px 20px;
    font-size: 14px;
  }
  
  .tour-tooltip {
    max-width: 90%;
    left: 5% !important;
    right: 5%;
  }
  
  .hero-cta {
    flex-direction: column;
    width: 100%;
  }
  
  .hero-cta .btn {
    width: 100%;
    justify-content: center;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .slide-indicators {
    margin-top: var(--space-md);
  }
}

/* Chat Interface in Persona Showcase */
.chat-interface-section {
  margin-top: var(--space-3xl);
  padding: var(--space-xl);
  background: linear-gradient(135deg, rgba(25, 118, 210, 0.05) 0%, rgba(25, 118, 210, 0.02) 100%);
  border-radius: 20px;
  border: 1px solid rgba(25, 118, 210, 0.1);
}

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

.chat-header h3 {
  font-size: 24px;
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: var(--primary);
}

.chat-header p {
  color: var(--gray);
  font-size: 16px;
}

.chat-input-demo {
  margin-bottom: var(--space-lg);
}

.chat-input-wrapper {
  display: flex;
  max-width: 600px;
  margin: 0 auto;
  background: var(--white);
  border: 2px solid var(--primary-light);
  border-radius: 50px;
  padding: 8px;
  box-shadow: 0 4px 20px rgba(25, 118, 210, 0.1);
  transition: all 0.3s ease;
}

.chat-input-wrapper:focus-within {
  border-color: var(--primary);
  box-shadow: 0 4px 30px rgba(25, 118, 210, 0.2);
}

.chat-input {
  flex: 1;
  border: none;
  outline: none;
  padding: 12px 20px;
  font-size: 16px;
  background: transparent;
}

.chat-send-btn {
  background: var(--primary);
  color: var(--white);
  border: none;
  padding: 12px 24px;
  border-radius: 40px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.chat-send-btn:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  color: var(--white);
}

.quick-tools {
  text-align: center;
}

.quick-tools-label {
  display: block;
  margin-bottom: var(--space-md);
  color: var(--gray);
  font-size: 14px;
}

.tool-links {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.tool-link {
  background: var(--white);
  color: var(--dark);
  padding: 8px 16px;
  border-radius: 25px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  border: 1px solid rgba(25, 118, 210, 0.2);
  transition: all 0.2s ease;
}

.tool-link:hover {
  background: var(--primary);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(25, 118, 210, 0.3);
}

@media (max-width: 768px) {
  .chat-input-wrapper {
    flex-direction: row;
    border-radius: 14px;
    padding: 6px;
    margin: 0 var(--space-sm);
  }

  .chat-input {
    padding: 12px 16px;
    font-size: 16px;
  }

  .chat-send-btn {
    margin-top: 0;
    margin-left: 8px;
    text-align: center;
    border-radius: 10px;
    padding: 12px 20px;
    flex-shrink: 0;
  }

  .tool-links {
    flex-direction: column;
    align-items: center;
  }

  .tool-link {
    width: 200px;
    text-align: center;
  }
}

/* AI Chat Interface Section (tools_chat.dart replica) */
.ai-chat-interface-section {
  background: linear-gradient(135deg, #0A0B0D 0%, #1A1B1D 50%, #0A0B0D 100%);
  color: var(--white);
  padding: var(--space-4xl) 0;
  position: relative;
  overflow: hidden;
  min-height: 100vh;
  display: flex;
  align-items: center;
}

.ai-chat-interface-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(circle at 30% 20%, rgba(25, 118, 210, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 70% 80%, rgba(156, 39, 176, 0.06) 0%, transparent 50%);
  pointer-events: none;
}

.chat-interface-hero {
  text-align: center;
  margin-bottom: var(--space-3xl);
  position: relative;
  z-index: 1;
}

.chat-title {
  font-size: clamp(40px, 6vw, 64px);
  font-weight: 700;
  margin-bottom: var(--space-lg);
  line-height: 1.1;
  color: var(--white);
}

.chat-title .highlight-text {
  background: linear-gradient(135deg, #42a5f5, #1976d2);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.chat-subtitle {
  font-size: 20px;
  color: var(--gray-light);
  margin-bottom: var(--space-2xl);
  font-weight: 400;
}

.chat-input-container {
  max-width: 600px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 50px;
  padding: 12px;
  backdrop-filter: blur(20px);
  transition: all 0.3s ease;
}

.chat-input-container:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 30px rgba(25, 118, 210, 0.3);
  background: rgba(255, 255, 255, 0.1);
}

.chat-attach-btn {
  background: rgba(255, 255, 255, 0.1);
  border: none;
  color: var(--gray-light);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
  font-size: 20px;
  font-weight: 300;
  margin-right: 12px;
}

.chat-attach-btn:hover {
  background: rgba(255, 255, 255, 0.2);
  color: var(--white);
  transform: scale(1.05);
}

.chat-input-field {
  flex: 1;
  background: none;
  border: none;
  color: var(--white);
  padding: 16px 20px;
  font-size: 16px;
  outline: none;
  font-family: inherit;
}

.chat-input-field::placeholder {
  color: var(--gray);
}

.chat-send-btn {
  background: var(--primary);
  border: none;
  color: var(--white);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
  font-size: 18px;
  margin-left: 12px;
}

.chat-send-btn:hover {
  background: var(--primary-dark);
  transform: scale(1.05);
  box-shadow: 0 4px 12px rgba(25, 118, 210, 0.4);
}

.capabilities-section,
.expert-guidance-section {
  max-width: 700px;
  margin: 0 auto var(--space-xl);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  overflow: hidden;
  backdrop-filter: blur(10px);
}

.capability-header,
.guidance-header {
  width: 100%;
  background: none;
  border: none;
  color: var(--white);
  padding: var(--space-lg);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  cursor: pointer;
  transition: all 0.2s ease;
  font-size: 16px;
  font-weight: 600;
  text-align: left;
}

.capability-header:hover,
.guidance-header:hover {
  background: rgba(255, 255, 255, 0.05);
}

.capability-icon,
.guidance-icon {
  font-size: 20px;
}

.capability-title,
.guidance-title {
  flex: 1;
  font-weight: 600;
}

.expand-arrow {
  font-size: 14px;
  transition: transform 0.2s ease;
  color: var(--gray-light);
}

.capability-content,
.guidance-content {
  padding: 0 var(--space-lg) var(--space-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.capability-description,
.guidance-description {
  color: var(--gray-light);
  margin-bottom: var(--space-lg);
  font-size: 14px;
}

.capability-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.capability-tag {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  background: rgba(25, 118, 210, 0.1);
  border: 1px solid rgba(25, 118, 210, 0.2);
  padding: 8px 14px;
  border-radius: 20px;
  font-size: 13px;
  color: var(--primary-light);
  text-decoration: none;
  transition: all 0.2s ease;
  font-weight: 500;
}

.capability-tag:hover {
  background: rgba(25, 118, 210, 0.2);
  border-color: var(--primary);
  transform: translateY(-1px);
  color: var(--white);
}

.tag-icon {
  font-size: 14px;
}

.expert-personas {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-sm);
}

.expert-persona {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: var(--space-md);
  border-radius: 12px;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  cursor: pointer;
  transition: all 0.2s ease;
  color: var(--white);
  text-decoration: none;
}

.expert-persona:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
  color: var(--white);
}

.persona-icon {
  font-size: 20px;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  color: white;
}

.persona-info {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.persona-name {
  font-weight: 600;
  font-size: 14px;
  margin-bottom: 2px;
}

.persona-role {
  font-size: 12px;
  color: var(--gray-light);
}

.tool-mode-cta {
  text-align: center;
  margin-top: var(--space-2xl);
}

.tool-mode-btn {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--gray-light);
  padding: 12px 24px;
  border-radius: 50px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  backdrop-filter: blur(10px);
}

.tool-mode-btn:hover {
  background: rgba(255, 255, 255, 0.12);
  color: var(--white);
  transform: translateY(-1px);
  border-color: rgba(255, 255, 255, 0.25);
}

.grid-icon {
  font-size: 16px;
}

@media (max-width: 768px) {
  .ai-chat-interface-section {
    min-height: 80vh;
    padding: var(--space-2xl) 0;
  }

  .chat-input-container {
    flex-direction: row;
    border-radius: 16px;
    padding: 6px;
    gap: 6px;
    margin: 0 16px;
    max-width: calc(100vw - 32px);
    width: 100%;
    box-sizing: border-box;
  }

  .chat-attach-btn {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    margin: 0;
    flex-shrink: 0;
  }

  .chat-send-btn {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    margin: 0;
    flex-shrink: 0;
  }

  .chat-input-field {
    flex: 1;
    text-align: left;
    padding: 12px 14px;
    font-size: 16px;
    min-width: 0;
  }

  .expert-personas {
    grid-template-columns: 1fr;
    gap: var(--space-xs);
  }

  .expert-persona {
    min-width: 0;
    overflow: hidden;
    padding: var(--space-sm);
  }

  .persona-info {
    min-width: 0;
    overflow: hidden;
  }

  .persona-name,
  .persona-role {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    display: block;
  }

  .capability-tags {
    justify-content: center;
    gap: var(--space-xs);
  }

  .capability-tag {
    padding: 6px 12px;
    font-size: 12px;
    min-width: 0;
    overflow: hidden;
    flex-shrink: 1;
    white-space: nowrap;
    text-overflow: ellipsis;
  }

  .capability-tag span:last-child {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .capabilities-section,
  .expert-guidance-section {
    margin-left: var(--space-sm);
    margin-right: var(--space-sm);
    max-width: calc(100vw - (var(--space-sm) * 2));
    box-sizing: border-box;
  }

  .capability-content,
  .guidance-content {
    padding: 0 var(--space-sm) var(--space-lg);
    overflow: hidden;
  }

  .chat-title {
    font-size: clamp(28px, 8vw, 48px);
    line-height: 1.2;
    word-wrap: break-word;
    overflow-wrap: break-word;
  }

  .chat-subtitle {
    font-size: 14px;
    word-wrap: break-word;
    overflow-wrap: break-word;
  }
}

/* Additional mobile improvements for very small screens */
@media (max-width: 480px) {
  .ai-chat-interface-section {
    padding: var(--space-xl) 0;
  }

  .chat-input-container {
    margin: 0 var(--space-xs);
    padding: 6px;
  }

  .chat-title {
    font-size: clamp(24px, 10vw, 36px);
    margin-bottom: var(--space-sm);
  }

  .capabilities-section,
  .expert-guidance-section {
    margin-left: var(--space-xs);
    margin-right: var(--space-xs);
    max-width: calc(100vw - (var(--space-xs) * 2));
  }

  .capability-tags {
    gap: 4px;
  }

  .capability-tag {
    padding: 4px 8px;
    font-size: 11px;
    border-radius: 12px;
  }

  .expert-persona {
    padding: var(--space-xs);
    border-radius: 8px;
  }

  .persona-icon {
    width: 32px;
    height: 32px;
    font-size: 16px;
    flex-shrink: 0;
  }

  .persona-name {
    font-size: 13px;
    font-weight: 600;
  }

  .persona-role {
    font-size: 11px;
    opacity: 0.8;
  }
}