/* Official UVE popup preview, taken from the UVE product site. */
:root {
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
}

.uve-preview-stage {
  width: min(400px, 100%);
  margin: 0;
  justify-self: end;
}

.uve-preview-stage .concept-note {
  margin-top: 0.85rem;
  text-align: left;
}

/* Interactive extension preview — mirrors live UVE popup (glass, status, volume). */
.mock-popup {
  --uve-preview-radius: 18px;
  position: relative;
  width: min(100%, 392px);
  padding: 0;
  border: 1px solid rgba(140, 174, 255, 0.18);
  border-radius: var(--uve-preview-radius);
  background:
    radial-gradient(ellipse 90% 60% at 50% -8%, rgba(91, 140, 255, 0.2), transparent 55%),
    radial-gradient(circle at top, #12151d 0%, #0b0d12 68%);
  box-shadow:
    0 40px 110px rgba(0, 0, 0, 0.5),
    0 0 0 1px rgba(255, 255, 255, 0.03) inset,
    0 0 90px rgba(91, 140, 255, 0.12);
  overflow: hidden;
  transform: rotateX(var(--tilt-x, 0deg)) rotateY(var(--tilt-y, 0deg));
  transition: transform 240ms var(--ease-out), border-color 240ms ease, box-shadow 240ms ease;
  transform-style: preserve-3d;
  isolation: isolate;
}

.mock-popup::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.08), transparent 38%);
  pointer-events: none;
  z-index: 0;
  opacity: 0.7;
}

.mock-popup:hover {
  border-color: rgba(140, 174, 255, 0.36);
  box-shadow:
    0 44px 120px rgba(0, 0, 0, 0.55),
    0 0 0 1px rgba(255, 255, 255, 0.04) inset,
    0 0 100px rgba(91, 140, 255, 0.16);
}

.mock-popup:focus-within {
  --tilt-x: 0deg;
  --tilt-y: 0deg;
  animation-play-state: paused;
}

.ui-icon {
  display: inline-block;
  width: 1em;
  height: 1em;
  flex: 0 0 auto;
  background: currentColor;
  mask: var(--icon) center / contain no-repeat;
  -webkit-mask: var(--icon) center / contain no-repeat;
}

.extension-preview {
  --extension-card: #171b26;
  --extension-muted: #9aa3b5;
  --extension-blue: #5b8cff;
  --extension-purple: #7b61ff;
  --extension-success: #7ddea8;
  --extension-glass-top: rgba(23, 27, 38, 0.96);
  --extension-glass-bottom: rgba(18, 21, 29, 0.92);
  --extension-glass-border: rgba(140, 174, 255, 0.14);
  color: #eef1f8;
  font-size: 11.5px;
  line-height: 1.35;
  padding: 12px;
}

.extension-preview > * {
  position: relative;
  z-index: 1;
}

.extension-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 8px;
  padding: 10px 12px;
  border: 1px solid var(--extension-glass-border);
  border-radius: 14px;
  background: linear-gradient(180deg, var(--extension-glass-top), var(--extension-glass-bottom));
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(10px);
}

.extension-brand,
.extension-brand-live {
  display: inline-flex;
  align-items: center;
  min-width: 0;
  gap: 10px;
}

.extension-brand img {
  flex: 0 0 auto;
  width: 36px;
  height: 36px;
  border-radius: 11px;
  box-shadow: 0 6px 16px rgba(91, 140, 255, 0.28);
  transition: transform 220ms var(--ease-out);
}

.extension-preview:hover .extension-brand img {
  transform: scale(1.04);
}

.extension-brand > span {
  display: grid;
  min-width: 0;
  gap: 1px;
}

.extension-brand strong,
.extension-brand small {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.extension-brand strong {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.extension-brand small {
  color: var(--extension-muted);
  font-size: 9px;
}

.extension-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.extension-pro-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 24px;
  padding: 0 8px;
  border-radius: 8px;
  border: 1px solid rgba(91, 140, 255, 0.45);
  background: linear-gradient(135deg, rgba(91, 140, 255, 0.28), rgba(123, 97, 255, 0.2));
  color: #dce7ff;
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.06em;
  box-shadow: 0 0 16px rgba(91, 140, 255, 0.22);
}

.extension-icon-btn {
  display: inline-grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--extension-muted);
  font: inherit;
  cursor: pointer;
  transition:
    border-color 200ms ease,
    color 200ms ease,
    box-shadow 200ms ease,
    transform 160ms var(--ease-out),
    background 200ms ease;
}

.extension-icon-btn:hover {
  border-color: rgba(91, 140, 255, 0.55);
  color: #fff;
  box-shadow: 0 0 0 3px rgba(91, 140, 255, 0.16);
}

.extension-icon-btn:active {
  transform: scale(0.96);
}

.extension-icon-btn.is-on {
  border-color: color-mix(in srgb, var(--extension-success) 55%, rgba(255, 255, 255, 0.12));
  color: var(--extension-success);
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--extension-success) 18%, transparent);
}

.extension-icon-btn.is-on .ui-icon {
  filter: drop-shadow(0 0 5px color-mix(in srgb, var(--extension-success) 55%, transparent));
}

@media (prefers-reduced-motion: no-preference) {
  .extension-icon-btn.is-on {
    animation: extension-power-ready 3.8s ease-in-out infinite;
  }
}

@keyframes extension-power-ready {
  50% {
    box-shadow:
      0 0 0 1px color-mix(in srgb, var(--extension-success) 28%, transparent),
      0 0 14px color-mix(in srgb, var(--extension-success) 16%, transparent);
  }
}

.extension-icon-btn .ui-icon {
  width: 15px;
  height: 15px;
}

.extension-status-card {
  display: grid;
  gap: 8px;
  margin-bottom: 8px;
  padding: 12px;
  border: 1px solid rgba(140, 174, 255, 0.22);
  border-radius: 14px;
  background:
    linear-gradient(145deg, rgba(91, 140, 255, 0.22), rgba(123, 97, 255, 0.12)),
    linear-gradient(180deg, rgba(23, 27, 38, 0.95), rgba(18, 21, 29, 0.9));
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.28);
  overflow: hidden;
  position: relative;
}

.extension-status-card::after {
  content: "";
  position: absolute;
  inset: auto -20% -40% auto;
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(91, 140, 255, 0.35), transparent 70%);
  pointer-events: none;
}

.extension-status-main {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
  position: relative;
  z-index: 1;
}

.extension-status-copy {
  min-width: 0;
}

.extension-status-card strong {
  display: block;
  margin-top: 2px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.extension-status-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  position: relative;
  z-index: 1;
  font-size: 10px;
  color: rgba(238, 241, 248, 0.86);
}

.extension-status-line b {
  padding: 3px 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.1);
  font-weight: 600;
  font-size: 9px;
}

.extension-overline {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(238, 241, 248, 0.78);
}

.extension-status-dot {
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  flex-shrink: 0;
}

.extension-status-dot i,
.extension-overline i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--extension-success);
  box-shadow: 0 0 0 4px rgba(125, 222, 168, 0.16), 0 0 14px rgba(125, 222, 168, 0.55);
}

@media (prefers-reduced-motion: no-preference) {
  .extension-status-dot i {
    animation: extension-status-pulse 2.4s ease-in-out infinite;
  }
}

@keyframes extension-status-pulse {
  50% {
    box-shadow: 0 0 0 6px rgba(125, 222, 168, 0.08), 0 0 18px rgba(125, 222, 168, 0.45);
    transform: scale(0.92);
  }
}

.extension-tabs {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px;
  margin-bottom: 8px;
  padding: 4px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.035);
  color: var(--extension-muted);
}

.extension-tabs button {
  position: relative;
  z-index: 1;
  padding: 8px 4px;
  border: 1px solid transparent;
  border-radius: 9px;
  background: transparent;
  color: inherit;
  font: inherit;
  font-size: 11px;
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  transition: color 180ms ease;
}

.extension-tabs button:hover {
  color: #fff;
}

.extension-tabs .is-active {
  color: #e8efff;
}

.extension-tab-indicator {
  position: absolute;
  z-index: 0;
  top: 4px;
  left: 4px;
  width: calc((100% - 8px - 8px) / 3);
  height: calc(100% - 8px);
  border-radius: 9px;
  border: 1px solid rgba(91, 140, 255, 0.4);
  background: linear-gradient(135deg, rgba(91, 140, 255, 0.32), rgba(123, 97, 255, 0.28));
  box-shadow: 0 6px 16px rgba(91, 140, 255, 0.18);
  transform: translateX(calc(var(--tab-index, 0) * (100% + 4px)));
  transition: transform 280ms var(--ease-out);
  pointer-events: none;
}

.extension-settings-tabs .is-active {
  border: 1px solid rgba(91, 140, 255, 0.38);
  background: linear-gradient(135deg, rgba(91, 140, 255, 0.24), rgba(123, 97, 255, 0.22));
  color: #dbe7ff;
}

.extension-panel {
  margin-bottom: 0;
  padding: 0;
  border: 0;
  background: transparent;
}

.extension-panel[data-demo-panel="templates"],
.extension-panel[data-demo-panel="subtitles"],
[data-demo-settings] {
  margin-bottom: 0;
  padding: 12px;
  border: 1px solid var(--extension-glass-border);
  border-radius: 14px;
  background: linear-gradient(180deg, var(--extension-glass-top), var(--extension-glass-bottom));
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  backdrop-filter: blur(8px);
  animation: extension-card-in 420ms var(--ease-out) both;
}

.extension-title,
.extension-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.extension-title {
  margin-bottom: 8px;
  font-size: 12px;
}

.extension-title > span:not(.feature-icon) {
  padding: 3px 8px;
  border: 1px solid rgba(91, 140, 255, 0.45);
  border-radius: 999px;
  background: rgba(91, 140, 255, 0.18);
  color: #c6d8ff;
  font-size: 10px;
  font-variant-numeric: tabular-nums;
}

.extension-title > span.is-volume {
  border-color: rgba(123, 97, 255, 0.5);
  background: rgba(123, 97, 255, 0.2);
  color: #eee9ff;
}

.extension-row {
  min-height: 28px;
  color: var(--extension-muted);
}

.extension-row b {
  min-width: 44px;
  padding: 4px 6px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 7px;
  background: #10141d;
  color: #fff;
  text-align: right;
}

.extension-row > span:first-child {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.extension-presets,
.extension-steps {
  display: grid;
  gap: 6px;
  margin-top: 8px;
}

.extension-presets {
  grid-template-columns: repeat(5, 1fr);
}

.extension-steps {
  grid-template-columns: repeat(4, 1fr);
}

.extension-presets button,
.extension-steps button {
  padding: 7px 2px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 9px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--extension-muted);
  font-family: inherit;
  font-size: 10px;
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  transition: border-color 160ms ease, color 160ms ease, background 160ms ease, transform 160ms var(--ease-out);
}

.extension-presets button.is-active {
  border-color: rgba(91, 140, 255, 0.7);
  background: rgba(91, 140, 255, 0.2);
  color: #d9e5ff;
  box-shadow: 0 0 0 3px rgba(91, 140, 255, 0.12);
}

.extension-presets button:hover,
.extension-steps button:hover,
.extension-demo-action:hover,
.extension-template-list button:hover {
  border-color: rgba(127, 168, 255, 0.58);
  color: #fff;
}

.extension-presets button:active,
.extension-steps button:active {
  transform: scale(0.97);
}

.extension-shortcuts {
  margin-top: 8px;
  padding: 8px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(255, 255, 255, 0.03);
  color: var(--extension-muted);
  font-size: 9px;
  text-align: center;
}

.extension-shortcuts kbd {
  display: inline-block;
  padding: 1px 5px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 5px;
  background: #10141d;
  color: #fff;
  font-family: inherit;
  font-size: 9px;
  box-shadow: inset 0 -1px rgba(255, 255, 255, 0.06);
}

.extension-control-card {
  margin-top: 8px;
  padding: 12px;
  border: 1px solid var(--extension-glass-border);
  border-radius: 14px;
  background: linear-gradient(180deg, var(--extension-glass-top), var(--extension-glass-bottom));
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  backdrop-filter: blur(8px);
  animation: extension-card-in 480ms var(--ease-out) both;
}

.extension-control-card:first-child {
  margin-top: 0;
  animation-delay: 40ms;
}

.extension-control-card:nth-child(2) {
  animation-delay: 90ms;
}

@keyframes extension-card-in {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.extension-control-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 8px;
}

.extension-eyebrow {
  margin: 0 0 2px;
  color: #7f93c4;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.extension-control-head strong {
  font-size: 14px;
  letter-spacing: -0.02em;
}

.extension-chip {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 2px 9px;
  border: 1px solid rgba(91, 140, 255, 0.45);
  border-radius: 999px;
  background: rgba(91, 140, 255, 0.18);
  color: #dce7ff;
  font-size: 11px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  box-shadow: 0 0 18px rgba(91, 140, 255, 0.18);
  transition: transform 180ms var(--ease-out), box-shadow 180ms ease;
}

.extension-chip.is-updating {
  transform: scale(1.06);
  box-shadow: 0 0 22px rgba(91, 140, 255, 0.35);
}

.extension-volume-readout {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.extension-zone {
  padding: 3px 8px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  color: var(--extension-muted);
  font-size: 9px;
  font-weight: 700;
  transition: border-color 180ms ease, color 180ms ease, background 180ms ease;
}

.extension-zone[data-zone="boost"],
.extension-volume.is-boosted .extension-zone {
  border-color: rgba(123, 97, 255, 0.5);
  background: rgba(123, 97, 255, 0.16);
  color: #eee9ff;
}

.extension-zone[data-zone="mute"],
.extension-volume.is-muted .extension-zone {
  border-color: rgba(255, 255, 255, 0.1);
  color: #c5ccd9;
}

.extension-more-presets {
  margin-top: 8px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 11px;
  background: rgba(255, 255, 255, 0.03);
  transition: border-color 180ms ease, background 180ms ease;
  overflow: hidden;
}

.extension-more-presets[open] {
  border-color: rgba(91, 140, 255, 0.45);
  background: linear-gradient(135deg, rgba(91, 140, 255, 0.1), rgba(255, 255, 255, 0.02));
}

.extension-more-presets summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 8px 10px;
  list-style: none;
  color: #e8eefc;
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  user-select: none;
}

.extension-more-presets summary::-webkit-details-marker {
  display: none;
}

.extension-more-presets summary::marker {
  content: "";
}

.extension-more-presets summary > i {
  position: relative;
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 6px;
  background: linear-gradient(145deg, rgba(91, 140, 255, 0.16), rgba(123, 97, 255, 0.08));
}

.extension-more-presets summary > i::before {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 5px;
  height: 5px;
  border-right: 1.5px solid #9ebdff;
  border-bottom: 1.5px solid #9ebdff;
  content: "";
  transform: translate(-50%, -68%) rotate(45deg);
  transition: transform 180ms var(--ease-out);
}

.extension-more-presets[open] summary > i::before {
  transform: translate(-50%, -32%) rotate(225deg);
}

.extension-preset-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 5px;
  padding: 0 8px 8px;
}

.extension-preset-list button {
  padding: 6px 2px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.035);
  color: var(--extension-muted);
  font-family: inherit;
  font-size: 10px;
  cursor: pointer;
}

.extension-preset-list button:hover,
.extension-preset-list button.is-active {
  border-color: rgba(91, 140, 255, 0.7);
  background: rgba(91, 140, 255, 0.19);
  color: #d9e5ff;
}

.extension-volume {
  margin-top: 2px;
  --volume-fill-start: #7b61ff;
  --volume-fill-end: #5b8cff;
}

.extension-volume-meta {
  display: flex;
  justify-content: space-between;
  margin-bottom: 8px;
  color: var(--extension-muted);
  font-size: 9px;
  font-weight: 600;
}

.extension-volume-mid {
  color: rgba(238, 241, 248, 0.72);
}

.extension-volume-track {
  position: relative;
  height: 28px;
  margin-bottom: 2px;
  pointer-events: none;
}

.extension-volume-track::before {
  content: "";
  position: absolute;
  top: 11px;
  right: 0;
  left: 0;
  height: 6px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.25);
}

.extension-volume-fill {
  position: absolute;
  z-index: 1;
  top: 11px;
  left: 0;
  width: var(--range-percent, 60%);
  height: 6px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--volume-fill-start), var(--volume-fill-end));
  box-shadow: 0 0 12px rgba(91, 140, 255, 0.35);
  transition: width 180ms var(--ease-out);
}

.extension-volume-fill::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.35), transparent);
  background-size: 200% 100%;
  opacity: 0.55;
}

@media (prefers-reduced-motion: no-preference) {
  .extension-volume-fill::before {
    animation: extension-volume-sheen 2.8s linear infinite;
  }
}

@keyframes extension-volume-sheen {
  from { background-position: 200% 0; }
  to { background-position: -200% 0; }
}

.extension-volume-glow {
  position: absolute;
  z-index: 0;
  top: 4px;
  left: 0;
  width: var(--range-percent, 60%);
  height: 20px;
  border-radius: 999px;
  background: radial-gradient(ellipse at right, rgba(123, 97, 255, 0.45), transparent 70%);
  filter: blur(6px);
  opacity: 0.75;
  transition: width 180ms var(--ease-out);
}

.extension-volume-thumb {
  position: absolute;
  z-index: 3;
  top: 5px;
  left: var(--range-percent, 60%);
  width: 18px;
  height: 18px;
  border: 2px solid #9ec0ff;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 0 0 4px rgba(91, 140, 255, 0.16), 0 0 16px rgba(91, 140, 255, 0.45);
  transform: translateX(-50%);
  transition: left 180ms var(--ease-out), box-shadow 180ms ease, transform 160ms var(--ease-out);
}

.extension-volume.is-dragging .extension-volume-thumb {
  transform: translateX(-50%) scale(1.08);
  box-shadow: 0 0 0 5px rgba(91, 140, 255, 0.22), 0 0 20px rgba(123, 97, 255, 0.55);
}

.extension-volume-tick {
  position: absolute;
  z-index: 2;
  top: 8px;
  left: 60%;
  width: 2px;
  height: 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.35);
  transform: translateX(-50%);
}

.extension-volume-hint {
  margin: 8px 0 0;
  color: #7f93c4;
  font-size: 9px;
  line-height: 1.4;
}

.extension-subtitle-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  margin: 8px 0 6px;
}

.extension-demo-action-wide {
  width: 100%;
  margin-bottom: 8px;
}

.extension-range {
  position: relative;
  height: 22px;
  margin-top: 4px;
}

.extension-range-input {
  position: relative;
  z-index: 4;
  width: 100%;
  height: 28px;
  margin: -28px 0 0;
  appearance: none;
  background: transparent;
  cursor: pointer;
}

.extension-range-input::-webkit-slider-runnable-track {
  height: 6px;
  background: transparent;
  border: none;
}

.extension-range-input::-moz-range-track {
  height: 6px;
  background: transparent;
  border: none;
}

.extension-range-input::-webkit-slider-thumb {
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: transparent;
  border: 0;
  box-shadow: none;
}

.extension-range-input::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: transparent;
  border: 0;
  box-shadow: none;
}

.extension-range-input:focus-visible {
  outline: none;
}

.extension-range-input:focus-visible + .extension-volume-hint {
  color: #9ec0ff;
}

.extension-switch {
  position: relative;
  width: 32px;
  height: 18px;
  border-radius: 999px;
  background: #3a4154;
  transition: background 180ms ease;
}

button.extension-switch {
  flex: 0 0 auto;
  padding: 0;
  border: 0;
  cursor: pointer;
}

.extension-switch i {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.25);
  transition: transform 180ms var(--ease-out);
}

.extension-switch.is-on {
  background: linear-gradient(135deg, #5b8cff, #3d6ef0);
}

.extension-switch.is-on i {
  transform: translateX(14px);
}

.extension-hint {
  margin: 0 0 8px;
  color: var(--extension-muted);
  font-size: 10px;
  line-height: 1.4;
}

.extension-template-list {
  display: grid;
  gap: 6px;
}

.extension-template-list button,
.extension-demo-action {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  width: 100%;
  padding: 10px 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.03);
  color: #eef1f8;
  font: inherit;
  font-size: 12px;
  font-weight: 650;
  text-align: left;
  cursor: pointer;
  transition: border-color 160ms ease, background 160ms ease, transform 160ms var(--ease-out);
}

.extension-demo-action {
  flex-direction: row;
  align-items: center;
  justify-content: center;
  font-size: 11px;
}

.extension-template-list button.is-active {
  border-color: rgba(91, 140, 255, 0.55);
  background: linear-gradient(135deg, rgba(91, 140, 255, 0.18), rgba(123, 97, 255, 0.1));
  box-shadow: 0 0 0 3px rgba(91, 140, 255, 0.1);
}

.extension-template-list small {
  color: var(--extension-muted);
  font-size: 9px;
  font-weight: 500;
}

.extension-demo-action .ui-icon {
  width: 10px;
  height: 10px;
}

.extension-select-row {
  display: grid;
  gap: 4px;
  margin: 8px 0;
  color: var(--extension-muted);
  font-size: 10px;
}

.extension-select-row select,
.extension-panel .extension-select-row select {
  width: 100%;
  min-height: 34px;
  padding: 8px 10px;
  border: 1px solid rgba(91, 140, 255, 0.28);
  border-radius: 10px;
  background: #10141d;
  color: #eef1f8;
  font: inherit;
}

.extension-preview.is-demo-disabled {
  --extension-blue: #6e778d;
  --extension-purple: #5d6476;
  --extension-success: #8b93a5;
}

.extension-preview.is-demo-disabled .extension-status-card {
  border-color: rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.035);
}

.extension-preview.is-demo-disabled .extension-status-card::after {
  opacity: 0.25;
}

.extension-preview.is-demo-disabled .extension-overline,
.extension-preview.is-demo-disabled .extension-status-line {
  color: var(--extension-muted);
}

.extension-preview.is-demo-disabled .extension-status-dot i,
.extension-preview.is-demo-disabled .extension-overline i {
  background: var(--extension-muted);
  box-shadow: none;
  animation: none;
}

.extension-preview.is-demo-disabled .extension-control-card,
.extension-preview.is-demo-disabled .extension-tabs {
  opacity: 0.72;
}

.extension-preview [hidden] {
  display: none !important;
}

@media (prefers-reduced-motion: reduce) {
  .extension-control-card,
  .extension-volume-fill::before,
  .extension-status-dot i,
  .extension-icon-btn.is-on {
    animation: none;
  }
}