/* Custom Professional Animations and Styles for Sameer Mankotia's Website */

/* Smooth fade-in animation for page content */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Gradient animation for headers */
@keyframes gradientShift {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

/* Pulse animation for important elements */
@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

/* Shine effect for cards */
@keyframes shine {
  0% {
    background-position: -200% center;
  }
  100% {
    background-position: 200% center;
  }
}

/* Float animation for decorative elements */
@keyframes float {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-10px);
  }
}

/* Page load animation */
.page__content {
  animation: fadeInUp 0.8s ease-out;
}

/* Animated gradient backgrounds */
.gradient-animated {
  background-size: 200% 200%;
  animation: gradientShift 10s ease infinite;
}

/* Hover effects for cards */
.card-hover {
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.card-hover:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

/* Smooth transitions for all interactive elements */
a, button, .btn {
  transition: all 0.3s ease;
}

/* Enhanced link hover effects */
a:hover {
  transform: translateX(3px);
}

/* Professional box shadows */
.shadow-professional {
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15),
              0 5px 15px rgba(0, 0, 0, 0.1);
}

.shadow-professional-hover:hover {
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2),
              0 8px 20px rgba(0, 0, 0, 0.15);
}

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

/* Beautiful focus states */
*:focus {
  outline: 2px solid #667eea;
  outline-offset: 2px;
}

/* Improved text selection */
::selection {
  background-color: #667eea;
  color: white;
}

::-moz-selection {
  background-color: #667eea;
  color: white;
}

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

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

/* Responsive spacing utilities */
.section-spacing {
  padding: 4rem 0;
}

@media (max-width: 768px) {
  .section-spacing {
    padding: 2rem 0;
  }
}

/* Glass morphism effect */
.glass {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Hover lift effect */
.hover-lift {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hover-lift:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

/* Animated underline for links */
.link-underline {
  position: relative;
  text-decoration: none;
}

.link-underline::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, #667eea, #764ba2);
  transition: width 0.3s ease;
}

.link-underline:hover::after {
  width: 100%;
}

/* Professional button styles */
.btn-professional {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  padding: 12px 30px;
  border-radius: 25px;
  border: none;
  font-weight: 600;
  box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
  transition: all 0.3s ease;
  cursor: pointer;
}

.btn-professional:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(102, 126, 234, 0.6);
}

/* Code block styling */
pre, code {
  border-radius: 8px;
  transition: all 0.3s ease;
}

pre:hover {
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* Badge styles */
.badge {
  display: inline-block;
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 0.85em;
  font-weight: 600;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  margin: 5px;
  transition: all 0.3s ease;
}

.badge:hover {
  transform: scale(1.05);
  box-shadow: 0 5px 10px rgba(102, 126, 234, 0.4);
}

/* Tooltip animation */
[data-tooltip] {
  position: relative;
}

[data-tooltip]::before {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(-5px);
  background: #2d3748;
  color: white;
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 0.85em;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s ease;
}

[data-tooltip]:hover::before {
  opacity: 1;
  transform: translateX(-50%) translateY(-10px);
}

/* Responsive grid improvements */
.responsive-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

/* Accessibility improvements */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Print styles */
@media print {
  .no-print {
    display: none !important;
  }

  * {
    background: white !important;
    color: black !important;
    box-shadow: none !important;
  }
}