/* Root variables */
:root {
  --bitcat-primary: #009FE3;
  --bitcat-primary-dark: #0082bf;
  --bitcat-secondary: #6c757d;
  --bitcat-success: #28a745;
  --bitcat-dark: #212529;
  --bitcat-light: #f8f9fa;
  --bitcat-gradient: linear-gradient(135deg, #009FE3 0%, #00d4ff 100%);
  --border-radius: 12px;
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.1);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Global styles */
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  line-height: 1.6;
  color: var(--bitcat-dark);
}

/* Typography */
.text-gradient {
  background: var(--bitcat-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.display-4, .display-5 {
  font-weight: 700;
  line-height: 1.2;
}

/* Buttons */
.btn {
  border-radius: 8px;
  font-weight: 500;
  transition: var(--transition);
  border: none;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--bitcat-gradient);
  border: none;
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover,
.btn-primary:focus {
  background: linear-gradient(135deg, #0082bf 0%, #00b8e6 100%);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-outline-primary {
  border: 2px solid var(--bitcat-primary);
  color: var(--bitcat-primary);
}

.btn-outline-primary:hover {
  background: var(--bitcat-primary);
  border-color: var(--bitcat-primary);
  transform: translateY(-1px);
}

.btn-lg {
  padding: 12px 24px;
  font-size: 1rem;
}

/* Navigation */
.navbar {
  backdrop-filter: blur(10px);
  transition: var(--transition);
}

.navbar-brand {
  font-size: 1.5rem;
}

.navbar-brand img {
  height: 36px;
}

.nav-link {
  font-weight: 500;
  transition: var(--transition);
}

.nav-link:hover {
  color: var(--bitcat-primary) !important;
}

/* Hero section */
.hero {
  background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="%23009FE3" opacity="0.1"/><circle cx="75" cy="75" r="1" fill="%23009FE3" opacity="0.1"/><circle cx="50" cy="10" r="1" fill="%23009FE3" opacity="0.1"/><circle cx="10" cy="60" r="1" fill="%23009FE3" opacity="0.1"/><circle cx="90" cy="40" r="1" fill="%23009FE3" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
  opacity: 0.5;
  z-index: 0;
}

.hero .container {
  position: relative;
  z-index: 1;
}

.min-vh-75 {
  min-height: 75vh;
}

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

/* Hero Cat Image */
.cat-image-container {
  position: relative;
  max-width: 500px;
  margin: 0 auto;
}

.cat-hero-image {
  width: 100%;
  height: auto;
  max-width: 500px;
  border-radius: 20px;
  /* box-shadow: var(--shadow-lg); */
  transition: var(--transition);
  transform: scale(1);
}

.cat-hero-image:hover {
  transform: scale(1.05);
  /* box-shadow: 0 20px 40px rgba(0, 159, 227, 0.3); */
}

/* Feature cards */
.feature-card {
  background: white;
  border-radius: var(--border-radius);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  border: 1px solid #e9ecef;
  position: relative;
  overflow: hidden;
}

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

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

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

.feature-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--bitcat-primary), var(--bitcat-primary-dark));
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-sm);
}

.feature-icon i {
  color: white;
  font-size: 24px;
}

/* Pricing cards */
.pricing-card {
  background: white;
  border-radius: var(--border-radius);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  border: 2px solid #e9ecef;
  position: relative;
  overflow: hidden;
}

.pricing-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.pricing-featured {
  border-color: var(--bitcat-primary);
  transform: scale(1.05);
  position: relative;
}

.pricing-featured:hover {
  transform: scale(1.05) translateY(-8px);
}

.pricing-badge {
  position: absolute;
  top: 20px;
  right: -30px;
  background: var(--bitcat-gradient);
  color: white;
  padding: 5px 40px;
  font-size: 0.875rem;
  font-weight: 600;
  transform: rotate(45deg);
  box-shadow: var(--shadow-sm);
}

.pricing-icon {
  width: 60px;
  height: 60px;
  background: var(--bitcat-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
}

.pricing-icon i {
  color: var(--bitcat-primary);
  font-size: 24px;
}

.price {
  margin: 1rem 0;
}

.price-amount {
  font-size: 3rem;
  font-weight: 700;
  color: var(--bitcat-dark);
}

.price-currency {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--bitcat-primary);
}

.price-period {
  font-size: 1rem;
  color: var(--bitcat-secondary);
}

.pricing-features ul li {
  padding: 0.5rem 0;
  border-bottom: 1px solid #f8f9fa;
}

.pricing-features ul li:last-child {
  border-bottom: none;
}

.pricing-features i {
  width: 20px;
}

/* SEO section */
.seo-feature-icon {
  width: 40px;
  height: 40px;
  background: var(--bitcat-light);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.seo-feature-icon i {
  color: var(--bitcat-primary);
  font-size: 18px;
}

.stat-card {
  background: white;
  border-radius: var(--border-radius);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  border: 1px solid #e9ecef;
}

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.stat-icon {
  width: 50px;
  height: 50px;
  background: var(--bitcat-light);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
}

.stat-icon i {
  color: var(--bitcat-primary);
  font-size: 20px;
}

/* Footer */
.filter-invert {
  filter: invert(1) brightness(100%);
}

.social-links a {
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.1);
  text-decoration: none;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.social-links a:hover {
  background: var(--bitcat-primary);
  color: white !important;
  transform: translateY(-2px);
}

.hover-primary:hover {
  color: var(--bitcat-primary) !important;
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

/* Responsive */
@media (max-width: 768px) {
  .hero {
    text-align: center;
  }
  
  .hero-stats {
    justify-content: center;
  }
  
  .pricing-featured {
    transform: none;
    margin-top: 2rem;
  }
  
  .pricing-featured:hover {
    transform: translateY(-8px);
  }
  
  .cat-hero-image {
    max-width: 350px;
  }
  
  .seo-cat-image {
    max-width: 300px;
  }
  
  .display-4 {
    font-size: 2.5rem;
  }
  
  .display-5 {
    font-size: 2rem;
  }
}

/* Utility classes */
.text-white-50 {
  opacity: 0.7;
}

.border-0 {
  border: none !important;
}

/* Custom scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
  background: var(--bitcat-primary);
  border-radius: 4px;
}

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

/* SEO Cat Image */
.seo-image {
  position: relative;
}

.seo-cat-image {
  width: 100%;
  height: auto;
  max-width: 400px;
  border-radius: 16px;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
}

.seo-cat-image:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}