/* Custom CSS for Nebula OS Website */
:root {
  --primary-color: #0d6efd;
  --dark-bg: #0d1117;
  --card-bg: #161b22;
  --text-light: #f0f6fc;
  --text-muted: #8b949e;
}

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

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: var(--text-light);
  background-color: #ffffff; /* Light background for overall page */
}

/* Navbar Styles */
.navbar {
  background-color: var(--dark-bg) !important;
  padding: 1rem 0;
  border-bottom: 1px solid rgba(240, 246, 252, 0.1);
}

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

.navbar-nav .nav-link {
  color: var(--text-light) !important;
  margin-left: 1.5rem;
  transition: color 0.3s ease;
}

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

/* Hero Section */
.hero-section {
  background: linear-gradient(135deg, var(--dark-bg) 0%, #161b22 100%);
  min-height: 80vh;
  display: flex;
  align-items: center;
}

.hero-section img {
  width: 100%;
  max-width: 600px;
  height: auto;
  border: 3px solid #30363d;
  border-radius: 8px;
}

.btn-primary {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
  border-radius: 30px;
  font-weight: 600;
  padding: 12px 30px;
}

.btn-primary:hover {
  background-color: #0b5ed7;
  border-color: #0a58ca;
}

.btn-outline-light {
  border-radius: 30px;
  font-weight: 600;
  padding: 12px 30px;
}

/* Features Section */
.features-section {
  background-color: #f8f9fa;
}

.card {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  background-color: white;
  border: none;
  border-radius: 10px;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.icon-circle {
  width: 60px;
  height: 60px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* Stats Section */
.stats-section {
  background-color: var(--dark-bg);
}

.stats-section .text-primary {
  color: var(--primary-color) !important;
}

/* Screenshots Section */
.screenshots-section {
  background-color: #f8f9fa;
}

.screenshots-section .card {
  overflow: hidden;
}

.screenshots-section .card img {
  height: 200px;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.screenshots-section .card:hover img {
  transform: scale(1.05);
}

/* Download Section */
.download-section {
  background: linear-gradient(135deg, var(--dark-bg) 0%, #161b22 100%);
}

/* Footer */
.footer {
  background-color: var(--dark-bg);
  border-top: 1px solid rgba(240, 246, 252, 0.1);
  padding: 2rem 0 1rem;
}

.social-links a {
  font-size: 1.5rem;
  transition: color 0.3s ease;
}

.social-links a:hover {
  color: var(--primary-color) !important;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .hero-section {
    padding: 3rem 0;
    min-height: auto;
  }
  
  .navbar-nav {
    text-align: center;
  }
  
  .btn {
    margin: 5px;
    width: 100%;
  }
  
  .d-flex.flex-wrap {
    flex-direction: column;
  }
}

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

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

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

::-webkit-scrollbar-thumb:hover {
  background: #0b5ed7;
}