/* Loading Animation */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
  }
  
  @keyframes slideUp {
    from {
      opacity: 0;
      transform: translateY(20px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
  
  @keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
      transform: translateY(0);
    }
    40% {
      transform: translateY(-20px);
    }
    60% {
      transform: translateY(-10px);
    }
  }
  
  /* Animated Background */
  .animated-background {
    position: absolute;
    inset: 0;
    opacity: 0.2;
    overflow: hidden;
  }
  
  .animated-background::before {
    content: '';
    position: absolute;
    width: 200%;
    height: 200%;
    top: -50%;
    left: -50%;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.1) 0%, transparent 80%);
    animation: rotate 30s linear infinite;
  }
  
  @keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
  }
  
  /* Scroll Animations */
  .fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
  }
  
  .fade-in.visible {
    opacity: 1;
    transform: translateY(0);
  }
  
  /* Skill Bar Animation */
  @keyframes fillBar {
    from { width: 0; }
    to { width: var(--progress); }
  }
  
  /* Project Card Hover Effects */
  .project-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
  }
  
  .project-card:hover {
    transform: translateY(-5px);
  }
  
  /* Button Hover Animation */
  .btn {
    position: relative;
    overflow: hidden;
  }
  
  .btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
  }
  
  .btn:hover::after {
    width: 300%;
    height: 300%;
  }
  
  /* Timeline Animation */
  .timeline-item {
    opacity: 0;
    transform: translateX(-50px);
    transition: opacity 0.6s ease, transform 0.6s ease;
  }
  
  .timeline-item:nth-child(even) {
    transform: translateX(50px);
  }
  
  .timeline-item.visible {
    opacity: 1;
    transform: translateX(0);
  }
  
  /* Quote Section Animation */
  .quote-container {
    opacity: 0;
    transform: scale(0.95);
    transition: opacity 0.6s ease, transform 0.6s ease;
  }
  
  .quote-container.visible {
    opacity: 1;
    transform: scale(1);
  }
  
  /* Form Input Focus Animation */
  .form-group input:focus,
  .form-group textarea:focus {
    transform: translateY(-2px);
  }
  
  /* Social Icons Hover Animation */
  .social-links a,
  .footer-social a {
    transition: transform 0.3s ease;
  }
  
  .social-links a:hover,
  .footer-social a:hover {
    transform: translateY(-3px);
  }
  
  /* Mobile Menu Animation */
  .mobile-menu {
    transition: transform 0.3s ease;
  }
  
  /* Navbar Scroll Animation */
  .navbar {
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
  }
  
  /* Loading Spinner Animation */
  @keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
  }
  
  .loading-spinner {
    animation: spin 1s linear infinite;
  }