/* DS4K Read Aloud — voice controls for ages ≤7 */

.ra-fab {
  position: fixed;
  right: max(12px, env(safe-area-inset-right));
  bottom: max(16px, env(safe-area-inset-bottom));
  z-index: 70;
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: flex-end;
}

.ra-fab[hidden] {
  display: none !important;
}

.ra-fab-toggle,
.ra-fab-replay,
.ra-hud-toggle,
.ra-inline-btn {
  font-family: inherit;
  border: 0;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.ra-fab-toggle {
  min-height: 40px;
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 800;
  color: #fff;
  background: #2563eb;
  box-shadow: 0 8px 20px rgba(37, 99, 235, 0.28);
}

.ra-fab-toggle.is-off {
  background: #64748b;
  box-shadow: 0 6px 14px rgba(100, 116, 139, 0.25);
}

.ra-fab-replay {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  font-size: 16px;
  background: #fff;
  color: #1e293b;
  border: 1px solid #e2e8f0;
  box-shadow: 0 6px 16px rgba(15, 23, 42, 0.12);
}

.ra-hud-toggle {
  margin-left: auto;
  min-height: 28px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 800;
  background: rgba(255, 255, 255, 0.85);
  color: #1d4ed8;
  border: 1px solid rgba(37, 99, 235, 0.25);
}

.ra-hud-toggle.is-on {
  background: #2563eb;
  color: #fff;
  border-color: #2563eb;
}

.ra-prompt-row {
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.ra-prompt-row > [data-s1-prompt],
.ra-prompt-row > [data-s2-prompt],
.ra-prompt-row > [data-s3-prompt],
.ra-prompt-row > [data-s4-prompt],
.ra-prompt-row > .s1-prompt,
.ra-prompt-row > .s2-prompt,
.ra-prompt-row > .s3-prompt,
.ra-prompt-row > .s4-prompt {
  flex: 1;
  min-width: 0;
}

.ra-prompt-wrap {
  position: relative;
  padding-right: 2.4rem;
}

.ra-inline-btn {
  flex: 0 0 auto;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  font-size: 14px;
  background: #eff6ff;
  color: #1d4ed8;
  border: 1px solid #bfdbfe;
}

.ra-prompt-wrap > .ra-inline-btn {
  position: absolute;
  top: 0;
  right: 0;
}

.ra-inline-btn.is-muted {
  opacity: 0.55;
}

@media (max-width: 520px) {
  .ra-fab {
    bottom: max(72px, env(safe-area-inset-bottom));
  }
}

@media print {
  .ra-fab,
  .ra-inline-btn,
  .ra-hud-toggle {
    display: none !important;
  }
}