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

:root {
  --primary-color: #1DBE5A;
  --primary-hover: #17a84f;
  --primary-light: rgba(29, 190, 90, 0.1);
  --bg-primary: #0a0a0a;
  --bg-secondary: #111111;
  --bg-tertiary: #1a1a1a;
  --text-primary: #ffffff;
  --text-secondary: #b3b3b3;
  --text-muted: #666666;
  --border-color: #333333;
  --border-light: #444444;
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
  --border-radius: 8px;
  --border-radius-lg: 12px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  z-index: 1000;
  transition: var(--transition);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.nav-brand .logo {
  font-size: 24px;
  font-weight: 700;
  color: var(--primary-color);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
}

.nav-links a:hover {
  color: var(--text-primary);
}

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

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

.cta-button {
  background: var(--primary-color) !important;
  color: white !important;
  padding: 10px 20px;
  border-radius: var(--border-radius);
  font-weight: 600;
  transition: var(--transition);
}

.cta-button:hover {
  background: var(--primary-hover) !important;
  transform: translateY(-1px);
}

.cta-button::after {
  display: none;
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 4px;
}

.mobile-menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: var(--transition);
}

/* Hero Section */
.hero {
  padding: 140px 0 80px;
  background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 30% 20%, rgba(29, 190, 90, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.hero-title {
  font-size: 56px;
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 24px;
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--text-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.highlight {
  color: var(--primary-color);
  -webkit-text-fill-color: var(--primary-color);
}

.hero-subtitle {
  font-size: 20px;
  color: var(--text-secondary);
  margin-bottom: 40px;
  line-height: 1.6;
}

.hero-stats {
  display: flex;
  gap: 40px;
  margin-bottom: 40px;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.stat-number {
  font-size: 32px;
  font-weight: 700;
  color: var(--primary-color);
  line-height: 1;
}

.stat-label {
  font-size: 14px;
  color: var(--text-muted);
  margin-top: 4px;
}

.hero-cta {
  display: flex;
  gap: 16px;
  align-items: center;
}

.primary-button {
  background: var(--primary-color);
  color: white;
  padding: 16px 32px;
  border-radius: var(--border-radius);
  text-decoration: none;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
  box-shadow: var(--shadow-md);
}

.primary-button:hover {
  background: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.primary-button.large {
  padding: 20px 40px;
  font-size: 18px;
}

.secondary-button {
  background: transparent;
  color: var(--text-primary);
  padding: 16px 32px;
  border: 2px solid var(--border-light);
  border-radius: var(--border-radius);
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition);
}

.secondary-button:hover {
  border-color: var(--primary-color);
  color: var(--primary-color);
}

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

.extension-preview {
  position: relative;
  transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
  transition: var(--transition);
}

.extension-preview:hover {
  transform: perspective(1000px) rotateY(-2deg) rotateX(2deg);
}

.browser-mockup {
  background: var(--bg-tertiary);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
}

.browser-header {
  background: var(--bg-secondary);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid var(--border-color);
}

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

.browser-dots span {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--border-light);
}

.browser-dots span:first-child {
  background: #ff5f57;
}

.browser-dots span:nth-child(2) {
  background: #ffbd2e;
}

.browser-dots span:last-child {
  background: #28ca42;
}

.browser-url {
  background: var(--bg-primary);
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 12px;
  color: var(--text-muted);
  flex: 1;
}

.browser-content {
  padding: 20px;
}

.prompt-panel {
  background: var(--bg-primary);
  border-radius: var(--border-radius);
  padding: 16px;
  border: 1px solid var(--border-color);
}

.prompt-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-color);
}

.prompt-logo {
  font-weight: 600;
  color: var(--primary-color);
}

.prompt-count {
  font-size: 12px;
  color: var(--text-muted);
}

.prompt-categories {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}

.category {
  padding: 6px 12px;
  background: var(--bg-secondary);
  border-radius: 20px;
  font-size: 12px;
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition);
}

.category.active {
  background: var(--primary-light);
  color: var(--primary-color);
}

.prompt-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.prompt-item {
  padding: 12px;
  background: var(--bg-secondary);
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: var(--transition);
}

.prompt-item:hover {
  background: var(--bg-tertiary);
}

.prompt-title {
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 4px;
  font-size: 14px;
}

.prompt-preview {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.4;
}

/* Sections */
section {
  padding: 80px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-header h2 {
  font-size: 40px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.section-header p {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

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

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 32px;
}

.feature-card {
  background: var(--bg-tertiary);
  padding: 32px;
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--border-color);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--primary-color);
  transform: scaleX(0);
  transition: var(--transition);
}

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

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.feature-icon {
  width: 60px;
  height: 60px;
  background: var(--primary-light);
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--primary-color);
}

.feature-card h3 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--text-primary);
}

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

/* Categories Section */
.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-bottom: 40px;
}

.category-card {
  background: var(--bg-secondary);
  padding: 24px;
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--border-color);
  transition: var(--transition);
  text-align: center;
}

.category-card:hover {
  transform: translateY(-2px);
  border-color: var(--primary-color);
  box-shadow: var(--shadow-md);
}

.category-icon {
  font-size: 32px;
  margin-bottom: 16px;
  display: block;
}

.category-card h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.category-card p {
  color: var(--text-secondary);
  font-size: 14px;
  margin-bottom: 12px;
  line-height: 1.5;
}

.prompt-count {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary-color);
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
}

.categories-more {
  text-align: center;
  padding: 32px;
  background: var(--bg-secondary);
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--border-color);
}

.categories-more p {
  color: var(--text-secondary);
  font-size: 16px;
}

/* How It Works Section */
.how-it-works {
  background: var(--bg-primary);
  position: relative;
  overflow: hidden;
}

.how-it-works::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 20% 50%, rgba(29, 190, 90, 0.05) 0%, transparent 50%);
  pointer-events: none;
}

.steps-container {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin-bottom: 60px;
  flex-wrap: wrap;
}

.step-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  padding: 32px 24px;
  text-align: center;
  max-width: 280px;
  flex: 1;
  min-width: 250px;
  position: relative;
  transition: var(--transition);
}

.step-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary-color);
  box-shadow: var(--shadow-lg);
}

.step-number {
  width: 50px;
  height: 50px;
  background: var(--primary-color);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  font-weight: 700;
  margin: 0 auto 20px;
  position: relative;
  z-index: 2;
}

.step-content h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.step-content p {
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
}

.step-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 60px;
}

.chrome-icon,
.chatgpt-icon,
.search-icon,
.results-icon {
  width: 60px;
  height: 60px;
  background: var(--primary-light);
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-color);
  transition: var(--transition);
}

.step-card:hover .chrome-icon,
.step-card:hover .chatgpt-icon,
.step-card:hover .search-icon,
.step-card:hover .results-icon {
  transform: scale(1.1);
  background: var(--primary-color);
  color: white;
}

.step-arrow {
  color: var(--primary-color);
  flex-shrink: 0;
  opacity: 0.7;
}

.steps-cta {
  text-align: center;
  padding: 40px;
  background: var(--bg-secondary);
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--border-color);
}

.steps-subtitle {
  font-size: 18px;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

/* Testimonials Section */
.testimonials {
  background: var(--bg-secondary);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 32px;
  margin-bottom: 60px;
}

.testimonial-card {
  background: var(--bg-tertiary);
  padding: 32px;
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--border-color);
  position: relative;
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: -10px;
  left: 20px;
  font-size: 60px;
  color: var(--primary-color);
  font-weight: 700;
  line-height: 1;
}

.testimonial-rating {
  margin-bottom: 16px;
}

.testimonial-card p {
  color: var(--text-secondary);
  margin-bottom: 20px;
  line-height: 1.6;
  font-style: italic;
}

.testimonial-author strong {
  color: var(--text-primary);
  display: block;
  margin-bottom: 4px;
}

.testimonial-author span {
  color: var(--text-muted);
  font-size: 14px;
}

.chrome-store-rating {
  text-align: center;
}

.rating-badge {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-tertiary);
  padding: 16px 24px;
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--border-color);
}

.rating-stars {
  font-size: 18px;
}

.rating-text {
  font-weight: 600;
  color: var(--text-primary);
}

.rating-count {
  color: var(--text-muted);
  font-size: 14px;
}

/* Download Section */
.download {
  background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
  position: relative;
}

.download::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 70% 80%, rgba(29, 190, 90, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

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

.download-content h2 {
  font-size: 40px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.download-content > p {
  font-size: 18px;
  color: var(--text-secondary);
  margin-bottom: 40px;
}

.download-features {
  display: flex;
  justify-content: center;
  gap: 40px;
  margin-bottom: 40px;
}

.download-feature {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
}

.download-feature svg {
  color: var(--primary-color);
}

.download-cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.download-note {
  color: var(--text-muted);
  font-size: 14px;
}

/* Footer */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 60px 0 30px;
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 60px;
  margin-bottom: 40px;
}

.footer-brand .logo {
  font-size: 24px;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 12px;
  display: block;
}

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

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.footer-column h4 {
  color: var(--text-primary);
  font-weight: 600;
  margin-bottom: 16px;
}

.footer-column a {
  display: block;
  color: var(--text-secondary);
  text-decoration: none;
  margin-bottom: 8px;
  transition: var(--transition);
}

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

.footer-bottom {
  text-align: center;
  padding-top: 30px;
  border-top: 1px solid var(--border-color);
}

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

/* Responsive Design */
@media (max-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr;
    gap: 60px;
    text-align: center;
  }
  
  .hero-title {
    font-size: 48px;
  }
  
  .hero-stats {
    justify-content: center;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  
  .mobile-menu-toggle {
    display: flex;
  }
  
  .hero {
    padding: 120px 0 60px;
  }
  
  .hero-title {
    font-size: 36px;
  }
  
  .hero-subtitle {
    font-size: 18px;
  }
  
  .hero-stats {
    flex-direction: column;
    gap: 20px;
  }
  
  .hero-cta {
    flex-direction: column;
  }
  
  .section-header h2 {
    font-size: 32px;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .categories-grid {
    grid-template-columns: 1fr;
  }
  
  .steps-container {
    flex-direction: column;
    gap: 30px;
  }
  
  .step-arrow {
    transform: rotate(90deg);
  }
  
  .step-card {
    max-width: 100%;
  }
  
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
  
  .download-features {
    flex-direction: column;
    gap: 16px;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .footer-links {
    grid-template-columns: 1fr;
    gap: 30px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }
  
  .nav-container {
    padding: 0 16px;
  }
  
  .hero-title {
    font-size: 28px;
  }
  
  .section-header h2 {
    font-size: 28px;
  }
  
  .feature-card,
  .testimonial-card {
    padding: 24px;
  }
  
  .download-content h2 {
    font-size: 32px;
  }
}