/* ============================================================
   ACCSOFT — TOAST NOTIFICATIONS & GLOBAL UI STATES
   ============================================================ */

/* ── Toast Container ─────────────────────────────────────────── */
.toast-container {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  max-width: 360px;
  width: 100%;
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background: var(--color-text-primary);
  color: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  border-left: 4px solid var(--color-primary);
  opacity: 0;
  transform: translateX(16px);
  transition:
    opacity var(--duration-base) var(--ease-out),
    transform var(--duration-base) var(--ease-out);
  pointer-events: auto;
}

.toast--visible {
  opacity: 1;
  transform: translateX(0);
}

.toast--success { border-color: var(--color-success); }
.toast--warning { border-color: var(--color-warning); }
.toast--error   { border-color: var(--color-error); }
.toast--info    { border-color: var(--color-secondary); }

.toast__message {
  font-size: var(--text-sm);
  line-height: var(--lh-snug);
  flex: 1;
}

.toast__close {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.1);
  border: none;
  cursor: pointer;
  color: rgba(255,255,255,0.7);
  font-size: 1rem;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--duration-fast) var(--ease-out);
}

.toast__close:hover {
  background: rgba(255,255,255,0.2);
  color: var(--color-white);
}

/* ── Form Validation States ──────────────────────────────────── */
.form-input.is-invalid {
  border-color: var(--color-error);
  box-shadow: 0 0 0 3px rgba(192,57,43,0.12);
}

.form-input.is-valid {
  border-color: var(--color-success);
  box-shadow: 0 0 0 3px rgba(45,138,78,0.12);
}

.form-error-msg {
  font-size: var(--text-xs);
  color: var(--color-error);
  margin-top: var(--space-1);
}

/* ── Loading Skeleton ────────────────────────────────────────── */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--color-border) 25%,
    var(--color-border-light) 50%,
    var(--color-border) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-md);
}

/* ── Focus Styles (Accessibility) ────────────────────────────── */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: 2px;
}

/* Skip to main content link */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  padding: var(--space-2) var(--space-4);
  background: var(--color-primary);
  color: var(--color-white);
  font-size: var(--text-sm);
  font-weight: var(--fw-semibold);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  text-decoration: none;
  z-index: var(--z-toast);
  transition: top var(--duration-fast) var(--ease-out);
}

.skip-link:focus {
  top: 0;
}

/* ── Page Transition ─────────────────────────────────────────── */
.page-enter {
  animation: fadeIn var(--duration-base) var(--ease-out) both;
}

/* ── Responsive Toast ────────────────────────────────────────── */
@media (max-width: 479px) {
  .toast-container {
    left: var(--space-4);
    right: var(--space-4);
    max-width: 100%;
  }
}