.gradient-bg {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
}
.card-hover {
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.card-hover:hover {
  transform: translateY(-3px);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}
.slide-in {
  animation: slideIn 0.5s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}
@keyframes slideIn {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}
.fade-in {
  animation: fadeIn 0.3s ease-out forwards;
}
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}
.glass {
  background: rgba(30, 41, 59, 0.7);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(148, 163, 184, 0.1);
}
.input-field {
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid rgba(71, 85, 105, 0.5);
  transition: all 0.2s;
}
.input-field:focus {
  border-color: #6366f1;
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
  outline: none;
}
.btn-primary {
  background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
  transition: all 0.2s;
}
.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 30px rgba(99, 102, 241, 0.3);
}
.btn-primary:active {
  transform: translateY(0);
}
.priority-high { border-left: 4px solid #ef4444; }
.priority-medium { border-left: 4px solid #f59e0b; }
.priority-low { border-left: 4px solid #10b981; }
.tab-active {
  border-bottom: 2px solid #6366f1;
  color: #e2e8f0;
}
.tab-inactive {
  color: #64748b;
  border-bottom: 2px solid transparent;
}
.tab-inactive:hover {
  color: #94a3b8;
}
@media (max-width: 640px) {
  .mobile-stack { flex-direction: column; }
  .mobile-full { width: 100%; }
}