:root {
  /* "dark" to match the dark overlay: a declared color-scheme always paints an
     opaque iframe canvas, so we keep it dark rather than white. Shaped parts clip
     the canvas away (see content-script styleFrame); the countdown uses it. */
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  background: transparent;
  overflow: hidden;
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial,
    sans-serif;
}

#root {
  width: 100%;
  height: 100%;
}

/* ---------- Camera bubble ---------- */

.bubble {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.bubble-ring {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  overflow: hidden;
  background: #18181b;
  border: 3px solid rgba(255, 255, 255, 0.92);
  display: flex;
  align-items: center;
  justify-content: center;
}

.bubble-ring video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scaleX(-1);
}

.bubble-empty {
  color: rgba(255, 255, 255, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
}

.bubble-empty svg {
  width: 38%;
  height: 38%;
}

/* ---------- Countdown ---------- */

.countdown {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(9, 9, 11, 0.55);
  backdrop-filter: blur(2px);
}

.countdown-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(28px, 8vmin, 72px);
}

.countdown-control {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: none;
  width: clamp(56px, 9vmin, 76px);
  height: clamp(56px, 9vmin, 76px);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  color: #fff;
  cursor: pointer;
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  transition:
    background 0.15s ease,
    border-color 0.15s ease,
    transform 0.12s ease;
}

.countdown-control:hover {
  background: rgba(255, 255, 255, 0.16);
  border-color: rgba(255, 255, 255, 0.6);
}

.countdown-control:active {
  transform: scale(0.94);
}

.countdown-control svg {
  width: clamp(26px, 4vmin, 32px);
  height: clamp(26px, 4vmin, 32px);
}

.countdown-number {
  min-width: clamp(120px, 26vmin, 280px);
  text-align: center;
  font-size: clamp(96px, 22vmin, 240px);
  font-weight: 700;
  color: #fff;
  text-shadow: 0 6px 30px rgba(9, 9, 11, 0.6);
  line-height: 1;
  animation: countdown-pop 0.45s ease-out forwards;
}

.countdown-go {
  font-size: clamp(64px, 14vmin, 160px);
  letter-spacing: 0.04em;
}

@keyframes countdown-pop {
  0% {
    transform: scale(0.55);
    opacity: 0;
  }
  45% {
    transform: scale(1.08);
    opacity: 1;
  }
  100% {
    transform: scale(1);
    opacity: 1;
  }
}

@keyframes countdown-fade {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .countdown-number {
    animation: countdown-fade 0.18s ease-out forwards;
  }

  .countdown-control {
    transition:
      background 0.15s ease,
      border-color 0.15s ease;
  }

  .countdown-control:active {
    transform: none;
  }
}

.countdown-hint {
  position: absolute;
  bottom: 14%;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255, 255, 255, 0.85);
  font-size: 15px;
  font-weight: 500;
  background: rgba(9, 9, 11, 0.45);
  padding: 8px 16px;
  border-radius: 999px;
}

/* ---------- Toolbar (vertical left pill, desktop layout) ---------- */

.toolbar-v {
  /* Fill the iframe so the (opaque) iframe canvas is fully covered by the pill —
     the iframe is clipped to this same 20px radius in styleFrame, so no canvas
     box shows. Top-anchored content (justify-content:flex-start) keeps Stop/time/
     pause put as the pill grows DOWNWARD on hover (centering caused misclicks).
     Shadow lives on the iframe element so the clip doesn't cut it off. */
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  gap: 8px;
  padding: 9px;
  border-radius: 20px;
  background: rgba(24, 24, 27, 0.94);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #fff;
  -webkit-user-select: none;
  user-select: none;
}

.toolbar-v button {
  border: none;
  cursor: pointer;
  color: inherit;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition:
    background 0.12s ease,
    transform 0.1s ease;
}

.toolbar-v button:active {
  transform: scale(0.92);
}

.toolbar-v-stop {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: #ef4444;
}

.toolbar-v-stop:hover {
  background: #dc2626;
}

.toolbar-v-stop-square {
  width: 16px;
  height: 16px;
  border-radius: 4px;
  background: #fff;
  display: block;
}

.toolbar-v-time {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  line-height: 1;
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.94);
}

.toolbar-v-pause {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
}

.toolbar-v-pause:hover {
  background: rgba(255, 255, 255, 0.18);
}

.toolbar-v-pause svg {
  width: 18px;
  height: 18px;
}

.toolbar-v-hover-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  transform: translateY(-4px) scaleY(0.92);
  transform-origin: top;
  transition:
    opacity 0.18s ease,
    transform 0.18s ease;
}

.toolbar-v:hover .toolbar-v-hover-actions {
  max-height: 120px;
  opacity: 1;
  transform: none;
}

.toolbar-v-action {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
}

.toolbar-v-action:hover {
  background: rgba(255, 255, 255, 0.16);
}

.toolbar-v-action svg {
  width: 20px;
  height: 20px;
}

.toolbar-v-action-danger:hover {
  background: rgba(239, 68, 68, 0.22);
  color: #fca5a5;
}

/* ---------- Saving card (bottom-left, mirrors desktop Finalizing) ---------- */

.saving-card {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 9px;
  padding: 14px 16px;
  border-radius: 14px;
  background: rgba(24, 24, 27, 0.95);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #fff;
}

.saving-caption {
  font-size: 14px;
  font-weight: 600;
}

.saving-bar {
  height: 5px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.14);
  overflow: hidden;
}

.saving-bar-fill {
  height: 100%;
  width: 40%;
  border-radius: 999px;
  background: #d4d4d8;
  animation: saving-indeterminate 1.1s linear infinite;
  will-change: transform;
}

@keyframes saving-indeterminate {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(250%);
  }
}

/* Bubble size dots (small / large), revealed on hover — desktop-style. */
.bubble-sizes {
  position: absolute;
  bottom: 7%;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 5px 9px;
  border-radius: 999px;
  background: rgba(9, 9, 11, 0.55);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
  opacity: 0;
  transition: opacity 0.15s ease;
  pointer-events: none;
}

.bubble:hover .bubble-sizes {
  opacity: 1;
  pointer-events: auto;
}

.bubble-size-dot {
  border: none;
  padding: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.55);
  cursor: pointer;
  transition:
    background 0.12s ease,
    transform 0.1s ease;
}

.bubble-size-dot:hover {
  background: #fff;
}

.bubble-size-dot:active {
  transform: scale(0.9);
}

.bubble-size-sm {
  width: 8px;
  height: 8px;
}

.bubble-size-lg {
  width: 13px;
  height: 13px;
}