:root {
  --narrate-default-bg: #1a1d24;
  --narrate-default-fg: #f2f4f8;
  --narrate-default-muted: #9aa3b2;
  --narrate-default-accent: #6ea8fe;
  --narrate-default-border: #2d3440;
  --narrate-default-danger: #f07178;

  --narrate-bg: var(--narrate-default-bg);
  --narrate-fg: var(--narrate-default-fg);
  --narrate-muted: var(--narrate-default-muted);
  --narrate-accent: var(--narrate-default-accent);
  --narrate-border: var(--narrate-default-border);
  --narrate-danger: var(--narrate-default-danger);
  --narrate-bottom-offset: 0px;
}

::highlight(narrate-sentence) {
  background-color: color-mix(in srgb, var(--narrate-accent) 35%, transparent);
  color: inherit;
}

.is-narrating {
  outline: 2px solid color-mix(in srgb, var(--narrate-accent) 50%, transparent);
  outline-offset: 2px;
  border-radius: 4px;
}

.narrate-play-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  min-height: 44px;
  padding: 0 10px;
  border: 1px solid var(--narrate-border);
  border-radius: 8px;
  background: transparent;
  color: var(--narrate-fg);
  cursor: pointer;
  font: inherit;
}

.narrate-play-btn[aria-pressed="true"] {
  background: color-mix(in srgb, var(--narrate-accent) 25%, transparent);
  border-color: var(--narrate-accent);
}

.narrate-play-btn:focus-visible {
  outline: 2px solid var(--narrate-accent);
  outline-offset: 2px;
}

.narrate-dock {
  position: fixed;
  left: 0;
  right: 0;
  bottom: calc(env(safe-area-inset-bottom, 0px) + var(--narrate-bottom-offset));
  z-index: 10000;
  display: none;
  flex-direction: column;
  gap: 8px;
  padding: 12px 16px calc(12px + env(safe-area-inset-bottom, 0px));
  background: var(--narrate-bg);
  color: var(--narrate-fg);
  border-top: 1px solid var(--narrate-border);
  box-shadow: 0 -8px 24px rgba(0, 0, 0, 0.35);
  font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  font-size: 14px;
}

.narrate-dock.is-visible {
  display: flex;
}

.narrate-dock__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.narrate-dock__transport button,
.narrate-dock__close {
  min-width: 44px;
  min-height: 44px;
  border-radius: 8px;
  border: 1px solid var(--narrate-border);
  background: transparent;
  color: var(--narrate-fg);
  cursor: pointer;
  font: inherit;
}

.narrate-dock__now {
  flex: 1 1 200px;
  min-width: 0;
  color: var(--narrate-muted);
}

.narrate-dock__now strong {
  color: var(--narrate-fg);
  display: block;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.narrate-dock__speed {
  flex: 1 1 100%;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 8px 0;
  border-top: 1px solid var(--narrate-border);
}

.narrate-dock__speed-label {
  font-weight: 700;
  letter-spacing: 0.04em;
  font-size: 12px;
  color: var(--narrate-accent);
}

.narrate-dock__speed-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.narrate-dock__rate-value {
  font-size: 1.25rem;
  font-weight: 700;
  min-width: 4ch;
  text-align: center;
}

.narrate-dock__rate-value.is-pulse {
  animation: narrate-pulse 0.45s ease;
}

@keyframes narrate-pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.12); color: var(--narrate-accent); }
  100% { transform: scale(1); }
}

@media (prefers-reduced-motion: reduce) {
  .narrate-dock__rate-value.is-pulse {
    animation: none;
    color: var(--narrate-accent);
  }
}

.narrate-dock__slider {
  flex: 1 1 120px;
  min-height: 44px;
}

.narrate-dock__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.narrate-dock__chip {
  min-height: 44px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid var(--narrate-border);
  background: transparent;
  color: var(--narrate-fg);
  cursor: pointer;
}

.narrate-dock__chip[aria-pressed="true"] {
  background: var(--narrate-accent);
  color: #111;
  border-color: var(--narrate-accent);
}

.narrate-dock__pending {
  font-size: 12px;
  color: var(--narrate-muted);
}

.narrate-dock__voice-panel {
  display: none;
  flex-direction: column;
  gap: 8px;
  max-height: 40vh;
  overflow: auto;
}

.narrate-dock__voice-panel.is-open {
  display: flex;
}

.narrate-dock__voice-group {
  font-size: 12px;
  color: var(--narrate-muted);
  margin-top: 4px;
}

.narrate-dock__voice-item {
  display: block;
  width: 100%;
  text-align: left;
  min-height: 44px;
  padding: 8px 12px;
  border: none;
  background: transparent;
  color: var(--narrate-fg);
  cursor: pointer;
}

.narrate-dock__voice-item[aria-checked="true"] {
  background: color-mix(in srgb, var(--narrate-accent) 20%, transparent);
}

.narrate-dock__hint {
  font-size: 12px;
  color: var(--narrate-muted);
  line-height: 1.4;
}

.narrate-dock__error {
  color: var(--narrate-danger);
  font-size: 13px;
}

@media (prefers-color-scheme: light) {
  :root:not([data-narrate-theme="dark"]) {
    --narrate-bg: #ffffff;
    --narrate-fg: #111827;
    --narrate-muted: #4b5563;
    --narrate-border: #e5e7eb;
  }
}