/* Toast snackbar — matches page + nav glass; top placement clears bottom nav */

.snackbar {
  --snackbar-surface: var(--glass-bg);
  --snackbar-border: var(--glass-border);
  --snackbar-text: var(--color-text);
  --snackbar-muted: var(--color-text-muted);
  --snackbar-accent: var(--color-accent);
  --snackbar-shadow: var(--shadow-lg);
  --snackbar-ring: rgba(45, 52, 54, 0.08);

  position: fixed;
  left: 50%;
  top: max(var(--spacing-md), calc(env(safe-area-inset-top, 0px) + 8px));
  z-index: 10050;
  max-width: min(22rem, calc(100vw - 2 * var(--spacing-md)));
  width: max-content;
  min-width: min(100%, 11rem);

  padding: 0;
  margin: 0;
  border: none;
  background: transparent;
  pointer-events: none;

  opacity: 0;
  visibility: hidden;
  transform: translate3d(-50%, -0.75rem, 0) scale(0.98);
  transition:
    opacity 0.32s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.36s cubic-bezier(0.22, 1, 0.36, 1),
    visibility 0s linear 0.36s;
}

.snackbar[hidden] {
  display: none;
}

.snackbar__inner {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--snackbar-surface);
  color: var(--snackbar-text);
  border-radius: var(--border-radius-md);
  border: 1px solid var(--snackbar-border);
  box-shadow: var(--snackbar-shadow), 0 0 0 1px var(--snackbar-ring);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  text-align: left;
  position: relative;
  overflow: hidden;
}

.snackbar__inner::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--snackbar-accent);
  border-radius: var(--border-radius-md) 0 0 var(--border-radius-md);
  opacity: 0.9;
}

.snackbar__glyph {
  flex-shrink: 0;
  display: grid;
  place-items: center;
  margin-top: 2px;
  color: var(--snackbar-accent);
}

.snackbar__icon {
  grid-area: 1 / 1;
  display: none;
}

.snackbar[data-variant="success"] {
  --snackbar-accent: #1e8449;
  --snackbar-ring: rgba(30, 132, 73, 0.12);
}

.snackbar[data-variant="success"] .snackbar__icon--success {
  display: block;
}

.snackbar[data-variant="error"] {
  --snackbar-accent: #c0392b;
  --snackbar-ring: rgba(192, 57, 43, 0.1);
}

.snackbar[data-variant="error"] .snackbar__icon--error {
  display: block;
}

.snackbar[data-variant="info"] {
  --snackbar-accent: #5d6d7e;
  --snackbar-ring: rgba(99, 110, 114, 0.12);
}

.snackbar[data-variant="info"] .snackbar__icon--info {
  display: block;
}

.snackbar__message {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.5;
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--snackbar-text);
  word-break: break-word;
}

.snackbar.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translate3d(-50%, 0, 0) scale(1);
  transition:
    opacity 0.34s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.38s cubic-bezier(0.22, 1, 0.36, 1),
    visibility 0s linear 0s;
}

@media (min-width: 900px) {
  .snackbar {
    left: auto;
    right: max(var(--spacing-lg), env(safe-area-inset-right, 0px));
    transform: translate3d(0, -0.75rem, 0) scale(0.98);
    max-width: min(20rem, calc(100vw - var(--spacing-xl)));
  }

  .snackbar.is-visible {
    transform: translate3d(0, 0, 0) scale(1);
  }
}

@media (max-width: 768px) {
  .snackbar {
    max-width: calc(100vw - 2 * var(--spacing-sm));
    width: min(100%, 22rem);
    min-width: 0;
    top: max(var(--spacing-sm), calc(env(safe-area-inset-top, 0px) + 6px));
  }

  .snackbar__inner {
    padding: var(--spacing-sm) var(--spacing-md);
    gap: 10px;
  }

  .snackbar__message {
    font-size: 0.875rem;
  }
}

@media (max-width: 380px) {
  .snackbar {
    left: var(--spacing-sm);
    right: var(--spacing-sm);
    width: auto;
    max-width: none;
    transform: translate3d(0, -0.75rem, 0) scale(0.98);
  }

  .snackbar.is-visible {
    transform: translate3d(0, 0, 0) scale(1);
  }
}

@media (prefers-reduced-motion: reduce) {
  .snackbar,
  .snackbar.is-visible {
    transform: translate3d(-50%, 0, 0) scale(1);
    transition-duration: 0.18s;
  }

  @media (min-width: 900px) {
    .snackbar,
    .snackbar.is-visible {
      transform: translate3d(0, 0, 0) scale(1);
    }
  }

  @media (max-width: 380px) {
    .snackbar,
    .snackbar.is-visible {
      transform: translate3d(0, 0, 0) scale(1);
    }
  }
}