.cart-toast {
  --cart-toast-duration: 3200ms;
  position: fixed;
  left: 50%;
  bottom: 1.25rem;
  z-index: 10050;
  width: min(92vw, 420px);
  transform: translateX(-50%) translateY(calc(100% + 1.5rem));
  opacity: 0;
  pointer-events: none;
  transition:
    transform 0.35s cubic-bezier(0.22, 1, 0.36, 1),
    opacity 0.25s ease;
}

.cart-toast.is-visible {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.cart-toast__panel {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  padding: 1rem 1rem 0.85rem;
  border-radius: 18px;
  background: color-mix(in srgb, var(--surface-color, #ffffff), transparent 2%);
  color: var(--default-color, #444444);
  border: 1px solid color-mix(in srgb, var(--accent-color, #209da1), transparent 70%);
  box-shadow:
    0 16px 40px color-mix(in srgb, var(--default-color, #444444), transparent 82%),
    0 0 0 1px color-mix(in srgb, var(--accent-color, #209da1), transparent 88%);
  backdrop-filter: blur(10px);
}

.cart-toast.is-error .cart-toast__panel {
  border-color: color-mix(in srgb, #dc3545, transparent 55%);
}

.cart-toast__icon-wrap {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent-color, #209da1), transparent 88%);
  color: var(--accent-color, #209da1);
  font-size: 1.2rem;
}

.cart-toast.is-error .cart-toast__icon-wrap {
  background: color-mix(in srgb, #dc3545, transparent 88%);
  color: #dc3545;
}

.cart-toast__body {
  flex: 1;
  min-width: 0;
  padding-top: 0.1rem;
}

.cart-toast__title {
  margin: 0 0 0.2rem;
  font-family: var(--heading-font, inherit);
  font-size: calc(var(--font-size, 20px) + 1px);
  font-weight: 700;
  color: var(--heading-color, #433f39);
  line-height: 1.25;
}

.cart-toast__message {
  margin: 0;
  font-size: calc(var(--font-size, 20px) - 3px);
  line-height: 1.4;
  color: color-mix(in srgb, var(--default-color, #444444), transparent 12%);
}

.cart-toast__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.7rem;
}

.cart-toast__link {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  background: var(--accent-color, #209da1);
  color: var(--contrast-color, #ffffff);
  font-size: calc(var(--font-size, 20px) - 4px);
  font-weight: 600;
  text-decoration: none;
  transition: background 0.2s ease, transform 0.2s ease;
}

.cart-toast__link:hover {
  color: var(--contrast-color, #ffffff);
  background: color-mix(in srgb, var(--accent-color, #209da1), #000 10%);
  transform: translateY(-1px);
}

.cart-toast__close {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.75rem;
  height: 1.75rem;
  margin: -0.15rem -0.15rem 0 0;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: color-mix(in srgb, var(--default-color, #444444), transparent 35%);
  font-size: 1.25rem;
  line-height: 1;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
}

.cart-toast__close:hover {
  background: color-mix(in srgb, var(--default-color, #444444), transparent 92%);
  color: var(--default-color, #444444);
}

.cart-toast__progress {
  display: block;
  height: 3px;
  margin-top: 0.45rem;
  border-radius: 999px;
  overflow: hidden;
  background: color-mix(in srgb, var(--accent-color, #209da1), transparent 88%);
}

.cart-toast__progress-bar {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: inherit;
  background: var(--accent-color, #209da1);
  transform-origin: left center;
  transform: scaleX(1);
}

.cart-toast.is-visible .cart-toast__progress-bar {
  animation: cart-toast-progress var(--cart-toast-duration) linear forwards;
}

.cart-toast.is-error .cart-toast__progress {
  background: color-mix(in srgb, #dc3545, transparent 88%);
}

.cart-toast.is-error .cart-toast__progress-bar {
  background: #dc3545;
}

@keyframes cart-toast-progress {
  from {
    transform: scaleX(1);
  }
  to {
    transform: scaleX(0);
  }
}

@media (max-width: 575px) {
  .cart-toast {
    bottom: 0.85rem;
    width: min(94vw, 420px);
  }

  .cart-toast__panel {
    padding: 0.9rem 0.9rem 0.75rem;
  }
}