/* Animations and Transitions */

/* Hover effect for key point cards */
.key-point {
  position: relative;
  overflow: hidden;
}

.key-point::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background-color: var(--color-primary);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.3s ease;
}

.key-point:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

/* Button pulse animation */
@keyframes pulse {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
  100% {
    transform: scale(1);
  }
}

.featured .btn-primary {
  animation: pulse 2s infinite;
}

/* Underline animation for section headers */
.underline {
  position: relative;
  overflow: hidden;
}

.underline::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--color-primary-light);
  transform: translateX(-100%);
  mix-blend-mode: color;
  animation: underlineFlow 2s ease-in-out infinite;
}

@keyframes underlineFlow {
  0% {
    transform: translateX(-100%);
  }
  50% {
    transform: translateX(100%);
  }
  100% {
    transform: translateX(-100%);
  }
}

/* Navigation link hover effect */
.nav-link {
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--color-primary);
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.nav-link:hover::after {
  transform: scaleX(1);
}

/* Menu toggle animation */
.menu-toggle.active .bar:nth-child(1) {
  transform: rotate(-45deg) translate(-5px, 6px);
}

.menu-toggle.active .bar:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active .bar:nth-child(3) {
  transform: rotate(45deg) translate(-5px, -6px);
}

/* Mobile menu slide in animation */
@keyframes slideIn {
  from {
    transform: translateX(100%);
  }
  to {
    transform: translateX(0);
  }
}

.nav-links.active {
  animation: slideIn 0.3s forwards;
}

/* Scroll to top button animation */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.scroll-to-top {
  animation: fadeInUp 0.5s;
}

/* Page transition for smooth page loads */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

body {
  animation: fadeIn 1s;
}

/* Hover effect for cards */
.purchase-card {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.purchase-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.purchase-card.featured {
  position: relative;
  overflow: hidden;
}

.purchase-card.featured::before {
  content: '';
  position: absolute;
  top: -50px;
  right: -50px;
  width: 100px;
  height: 100px;
  background-color: var(--color-primary);
  transform: rotate(45deg);
  z-index: 1;
}