/* Navigation Styles */
.main-nav {
  background-color: #8C1515;
  padding: 0;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.main-nav:hover {
  box-shadow: 0 4px 20px rgba(140, 21, 21, 0.3);
}

.nav-tabs {
  display: flex;
  justify-content: center;
  margin: 0;
  padding: 0;
  list-style: none;
  position: relative;
}

.nav-tab {
  margin: 0;
  position: relative;
  overflow: hidden;
}

.nav-tab::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg,
      transparent,
      rgba(255, 255, 255, 0.1),
      transparent);
  transition: left 0.6s ease;
}

.nav-tab:hover::before {
  left: 100%;
}

.nav-tab a {
  display: block;
  padding: 1rem 2rem;
  color: white;
  text-decoration: none;
  font-weight: 500;
  position: relative;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border-bottom: 3px solid transparent;
  transform: translateY(0);
}

.nav-tab a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 3px;
  background: linear-gradient(45deg, #fff, #ffd9d9);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  transform: translateX(-50%);
  border-radius: 2px;
}

.nav-tab a:hover {
  background-color: rgba(255, 255, 255, 0.15);
  transform: translateY(-2px);
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  color: #ffd9d9;
}

.nav-tab a:hover::after {
  width: 80%;
}

.nav-tab.active a {
  background-color: rgba(255, 255, 255, 0.2);
  border-bottom-color: white;
  font-weight: 600;
  position: relative;
}

.nav-tab.active a::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, white, transparent);
  animation: activeShimmer 2s ease-in-out infinite;
}

@keyframes activeShimmer {

  0%,
  100% {
    opacity: 0.3;
  }

  50% {
    opacity: 1;
  }
}

.nav-tab.active a:hover {
  transform: translateY(-1px);
}

/* Mobile Navigation Animations */
@media (max-width: 768px) {
  .nav-tabs {
    flex-direction: column;
    align-items: center;
  }

  .nav-tab {
    width: 100%;
    text-align: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  .nav-tab:last-child {
    border-bottom: none;
  }

  .nav-tab a {
    padding: 0.75rem 1rem;
    transition: all 0.2s ease;
  }

  .nav-tab a:hover {
    transform: translateX(10px);
    background-color: rgba(255, 255, 255, 0.1);
  }

  .nav-tab.active a:hover {
    transform: translateX(5px);
  }
}