/* Modern Portfolio Effects */

/* Smooth scroll behavior */
html {
  scroll-behavior: smooth;
}

/* Modern card hover effects */
.portfolio-item {
  transition: var(--transition);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  position: relative;
}

.portfolio-item:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.portfolio-item img {
  transition: var(--transition);
}

.portfolio-item:hover img {
  transform: scale(1.05);
}

/* Modern section backgrounds */
.container-fluid:nth-child(even) {
  background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
}

/* Animated skill bars */
.skill {
  margin-bottom: 2rem;
}

.skill h6 {
  font-family: var(--font-family-primary);
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  color: var(--gray-800);
}

/* Modern blog cards */
.blog-item {
  background: var(--white);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow);
  transition: var(--transition);
  overflow: hidden;
  border: 1px solid var(--gray-100);
}

.blog-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

/* Contact form modern styling */
.contact-form {
  background: var(--white);
  border-radius: var(--border-radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--gray-100);
}

/* Modern alert styles */
.alert {
  border-radius: var(--border-radius);
  border: none;
  font-weight: 500;
  box-shadow: var(--shadow);
}

.alert-success {
  background: linear-gradient(135deg, var(--success), #34d399);
  color: white;
}

.alert-danger {
  background: linear-gradient(135deg, var(--danger), #f87171);
  color: white;
}

.alert-info {
  background: linear-gradient(135deg, var(--accent), #22d3ee);
  color: white;
}

/* Modern footer */
.bg-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%) !important;
}

/* Responsive improvements */
@media (max-width: 768px) {
  .service-item {
    margin-bottom: 2rem;
  }
  
  .portfolio-item {
    margin-bottom: 2rem;
  }
  
  .btn {
    width: 100%;
    margin-bottom: 1rem;
  }
  
  .d-flex.justify-content-center.justify-content-lg-start {
    flex-direction: column;
    align-items: center;
  }
  
  .mr-4 {
    margin-right: 0 !important;
    margin-bottom: 1rem;
  }
}

/* Loading animation for images */
img {
  transition: opacity 0.3s ease;
}

img:not([src]) {
  opacity: 0;
}

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

::-webkit-scrollbar-track {
  background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
}

/* Intersection observer animations */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Modern typography */
.display-3 {
  font-family: var(--font-family-primary);
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Enhanced button effects */
.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: var(--transition);
}

.btn:hover::before {
  left: 100%;
}