.glass {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.dark .glass {
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.text-gradient {
  background: linear-gradient(135deg, #0ea5e9 0%, #8b5cf6 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.bg-grid {
  background-size: 40px 40px;
  background-image:
    linear-gradient(to right, rgba(0, 0, 0, 0.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(0, 0, 0, 0.05) 1px, transparent 1px);
}

.dark .bg-grid {
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
}

.skill-card {
  transition: all 0.3s ease;
}

.skill-card:hover {
  transform: translateY(-5px) scale(1.02);
}

.nav-link {
  position: relative;
}

.nav-link::after {
  content: "";
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -4px;
  left: 0;
  background: linear-gradient(90deg, #0ea5e9, #8b5cf6);
  transition: width 0.3s ease;
}

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

.spinner {
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top: 3px solid white;
  width: 20px;
  height: 20px;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }

  100% {
    transform: rotate(360deg);
  }
}