/* ═══════════════════════════════════════════════════════════
   TOAST
   Notificação flutuante de feedback (ex: click-to-copy).
   ═══════════════════════════════════════════════════════════ */

.toast {
  position: fixed;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%) translateY(120%);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-6);
  background: var(--color-electric-green);
  color: var(--color-white);
  border-radius: var(--radius-full);
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  font-weight: 500;
  letter-spacing: 0.5px;
  box-shadow: var(--shadow-glow-strong), var(--shadow-xl);
  z-index: var(--z-toast);
  opacity: 0;
  pointer-events: none;
  transition: transform var(--duration-slow) var(--ease-spring),
              opacity var(--duration-normal) var(--ease-out),
              background var(--duration-normal) var(--ease-out);
  max-width: calc(100vw - var(--space-8));
}

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

.toast--error {
  background: var(--color-danger);
}

.toast svg {
  flex-shrink: 0;
}

@media (max-width: 500px) {
  .toast {
    bottom: var(--space-4);
    padding: var(--space-3) var(--space-5);
    font-size: var(--fs-xs);
  }
}

/* ═══════════════════════════════════════════════════════════
   Sprint 11 — PWA Update Toast (nova versão disponível)
   ═══════════════════════════════════════════════════════════ */
.pwa-update-toast {
  position: fixed;
  bottom: calc(var(--safe-bottom, 0px) + var(--space-5));
  left: 50%;
  transform: translateX(-50%) translateY(100%);
  z-index: 9996;          /* abaixo do WhatsApp float */
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-3) var(--space-3) var(--space-5);
  background: rgba(13, 40, 24, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(168, 240, 216, 0.18);
  border-radius: var(--radius-full);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
  color: var(--color-white);
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  opacity: 0;
  transition: transform var(--duration-normal) var(--ease-out),
              opacity var(--duration-normal) var(--ease-out);
  max-width: calc(100vw - var(--space-8));
}

.pwa-update-toast.is-visible {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.pwa-update-toast__icon {
  font-size: 16px;
  filter: drop-shadow(0 0 8px rgba(168, 240, 216, 0.4));
}

.pwa-update-toast__text {
  color: rgba(255, 255, 255, 0.92);
  letter-spacing: 0.3px;
}

.pwa-update-toast__btn {
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  font-weight: 600;
  padding: 6px var(--space-4);
  border-radius: var(--radius-full);
  background: var(--color-electric-green);
  color: var(--color-white);
  border: none;
  cursor: pointer;
  min-height: 36px;
  transition: background var(--duration-fast);
}

.pwa-update-toast__btn:hover {
  background: var(--color-mint);
  color: var(--color-deep-forest);
}

.pwa-update-toast__close {
  font-size: 18px;
  width: 28px;
  height: 28px;
  min-width: 28px;
  min-height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  border: none;
  color: rgba(255, 255, 255, 0.65);
  cursor: pointer;
  line-height: 1;
  transition: all var(--duration-fast);
}

.pwa-update-toast__close:hover {
  background: rgba(255, 255, 255, 0.18);
  color: var(--color-white);
}