@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes fadeOut {
  from { opacity: 1; }
  to { opacity: 0; }
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes slideInRight {
  from { opacity: 0; transform: translateX(30px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-30px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes modalSlideIn {
  from { opacity: 0; transform: translateY(20px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

@keyframes bounceIn {
  0% { transform: scale(0.3); opacity: 0; }
  50% { transform: scale(1.05); }
  70% { transform: scale(0.9); }
  100% { transform: scale(1); opacity: 1; }
}

@keyframes countUp {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes progressFill {
  from { width: 0; }
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

@keyframes ripple {
  0% { transform: scale(0); opacity: 0.6; }
  100% { transform: scale(4); opacity: 0; }
}

@keyframes toastSlideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

@keyframes toastSlideOut {
  from { transform: translateX(0); opacity: 1; }
  to { transform: translateX(100%); opacity: 0; }
}

.animate-fade-in { animation: fadeIn 0.4s ease forwards; }
.animate-slide-up { animation: slideUp 0.4s ease forwards; }
.animate-slide-down { animation: slideDown 0.4s ease forwards; }
.animate-slide-right { animation: slideInRight 0.4s ease forwards; }
.animate-slide-left { animation: slideInLeft 0.4s ease forwards; }
.animate-scale-in { animation: scaleIn 0.3s ease forwards; }
.animate-bounce { animation: bounceIn 0.5s ease forwards; }
.animate-pulse { animation: pulse 2s infinite; }

.stagger-1 { animation-delay: 0.05s; }
.stagger-2 { animation-delay: 0.1s; }
.stagger-3 { animation-delay: 0.15s; }
.stagger-4 { animation-delay: 0.2s; }
.stagger-5 { animation-delay: 0.25s; }

.toast-container {
  position: fixed;
  top: 80px;
  right: 20px;
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-light);
  pointer-events: auto;
  animation: toastSlideIn 0.3s ease forwards;
  min-width: 280px;
  max-width: 420px;
}

.toast.removing {
  animation: toastSlideOut 0.3s ease forwards;
}

.toast-icon {
  font-size: 1.2rem;
  flex-shrink: 0;
}

.toast-message {
  font-size: var(--font-size-sm);
  font-weight: 500;
  flex: 1;
}

.toast-close {
  color: var(--text-muted);
  font-size: 1rem;
  padding: 4px;
  flex-shrink: 0;
  cursor: pointer;
}

.toast.success { border-left: 4px solid var(--green); }
.toast.success .toast-icon { color: var(--green); }

.toast.error { border-left: 4px solid var(--red); }
.toast.error .toast-icon { color: var(--red); }

.toast.warning { border-left: 4px solid var(--yellow); }
.toast.warning .toast-icon { color: var(--yellow); }

.toast.info { border-left: 4px solid var(--blue); }
.toast.info .toast-icon { color: var(--blue); }