/* Custom styles for Kepler Tech - Black & White Theme */

:root {
  --primary-color: #000000;
  --secondary-color: #ffffff;
  --accent-color: #333333;
  --text-color: #000000;
  --bg-color: #ffffff;
  --border-color: #e0e0e0;
}

.hero {
  background: linear-gradient(135deg, #000000, #333333);
  color: white;
}

.btn-primary {
  background-color: #000000;
  border-color: #000000;
}

.btn-primary:hover {
  background-color: #333333;
  border-color: #333333;
}

.btn-outline-primary {
  color: #000000;
  border-color: #000000;
}

.btn-outline-primary:hover {
  background-color: #000000;
  border-color: #000000;
}

.text-primary {
  color: #000000 !important;
}

.bg-primary {
  background-color: #000000 !important;
}

.card {
  border: 1px solid var(--border-color);
  transition: all 0.3s ease;
}

.card:hover {
  box-shadow: 0 0.5rem 1rem rgba(0,0,0,0.15);
  transform: translateY(-2px);
}

.qr-item {
  padding: 15px 0;
  border-bottom: 1px solid var(--border-color);
}

.whatsapp-btn {
  background-color: #25D366;
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: 5px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.3s ease;
}

.whatsapp-btn:hover {
  background-color: #128C7E;
  color: white;
  transform: scale(1.05);
}

.contact-info {
  background: #f8f9fa;
  padding: 20px;
  border-radius: 10px;
  margin: 20px 0;
}

/* Responsive improvements */
@media (max-width: 768px) {
  .container {
    padding: 0 15px;
  }
  
  .hero h1 {
    font-size: 2.5rem;
  }
  
  .card-body {
    padding: 1rem;
  }
  
  .btn {
    width: 100%;
    margin-bottom: 10px;
  }
  
  .navbar-nav {
    text-align: center;
  }
}

@media (max-width: 576px) {
  .display-4 { 
    font-size: 2rem; 
  }
  
  .hero {
    padding: 2rem 0;
  }
  
  .stats h3 {
    font-size: 1.5rem;
  }
}

/* Blog section styles */
.blog-card {
  border: none;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
  transition: all 0.3s ease;
}

.blog-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 5px 20px rgba(0,0,0,0.15);
}

.blog-image {
  height: 200px;
  object-fit: cover;
  width: 100%;
}

/* Admin required notice */
.admin-notice {
  background: #fff3cd;
  border: 1px solid #ffeaa7;
  color: #856404;
  padding: 15px;
  border-radius: 5px;
  margin-bottom: 20px;
}