* {
  font-family: "General Sans", sans-serif;
}

/* school */
.task-card {
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  backdrop-filter: blur(10px);
}

.task-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.completed {
  opacity: 0.6;
  text-decoration: line-through;
}

.gradient-bg {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.glass-effect {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.floating-animation {
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-10px);
  }
}

.priority-high {
  border-left: 4px solid #ef4444;
}
.priority-medium {
  border-left: 4px solid #f59e0b;
}
.priority-low {
  border-left: 4px solid #10b981;
}

.task-input:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
  border-color: #6366f1;
}

/* Mobile */
@media (max-width: 800px) {
  #collection-container {
    flex-direction: column;
    align-items: center;
  }

  .collections {
    width: 90%;
  }
}