.spoken-part {
  border-radius: 5px;
  transition: color 90ms ease, background 90ms ease, box-shadow 90ms ease;
}

.spoken-part.is-current {
  color: inherit;
  background: #bbf7d0;
  box-shadow: 0 0 0 3px #bbf7d0;
}

.speak-pill {
  display: flex;
  width: 112px;
  height: 42px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0;
  border: 1px solid rgb(255 255 255 / 96%);
  border-radius: 999px;
  color: var(--accent-600, #7c3aed);
  background:
    radial-gradient(circle at 28% 18%, rgb(255 255 255 / 98%), rgb(255 255 255 / 42%) 42%, rgb(245 247 252 / 50%)),
    rgb(255 255 255 / 62%);
  box-shadow:
    inset 0 1px 0 #fff,
    0 8px 20px rgb(35 42 59 / 7%),
    0 2px 5px rgb(35 42 59 / 4%);
  backdrop-filter: blur(26px) saturate(1.45);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: color 160ms ease, background 160ms ease, border-color 160ms ease, transform 160ms ease, box-shadow 160ms ease;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
}

.speak-pill svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.speak-waveform,
.speak-close-icon {
  display: none;
}

.speak-waveform {
  height: 14px;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 0 3px;
}

.speak-waveform i {
  display: block;
  width: 6px;
  height: 4px;
  border-radius: 999px;
  background: currentColor;
  animation: speak-wave 680ms cubic-bezier(0.37, 0, 0.63, 1) infinite;
}

.speak-waveform i:nth-child(2) {
  animation-delay: 90ms;
}

.speak-waveform i:nth-child(3) {
  animation-delay: 180ms;
}

.speak-waveform i:nth-child(4) {
  animation-delay: 270ms;
}

.action-row .player-controls,
.action-row .speak-pill {
  transition:
    opacity 220ms ease,
    transform 280ms cubic-bezier(0.22, 1, 0.36, 1),
    color 160ms ease,
    background 160ms ease,
    border-color 160ms ease,
    box-shadow 160ms ease;
}

.action-row.has-feature-active .player-controls,
.action-row.has-feature-active .speak-pill:not(.is-feature-active) {
  opacity: 0;
  pointer-events: none;
  transform: scale(0.82);
}

.speak-pill.is-feature-active {
  position: absolute;
  z-index: 3;
  top: 50%;
  left: 50%;
  width: max-content;
  height: auto;
  padding: 12px 20px;
  border-color: var(--accent-800, #6d28d9);
  color: #fff;
  background: var(--accent-600, #7c3aed);
  box-shadow: none;
  white-space: nowrap;
  transform: translate(-50%, -50%);
  animation: speak-button-enter 360ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.speak-pill.is-feature-active:hover {
  color: #fff;
  background: var(--accent-600, #7c3aed);
}

.speak-pill.is-feature-active:active {
  transform: translate(-50%, -50%) scale(0.97);
}

.speak-pill.is-feature-active:focus-visible {
  outline: none;
}

.speak-pill.is-feature-active .speak-idle-icon {
  display: none;
}

.speak-pill.is-feature-active .speak-waveform,
.speak-pill.is-feature-active .speak-close-icon {
  display: flex;
}

.speak-pill.is-feature-active .speak-close-icon {
  width: 14px;
  height: 14px;
  margin-left: 4px;
  stroke-width: 1.7;
}

@keyframes speak-button-enter {
  from {
    opacity: 0.72;
    transform: translate(
      calc(-50% + var(--feature-start-x, 0px)),
      calc(-50% + var(--feature-start-y, 0px))
    ) scale(0.78);
  }
  to {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
  }
}

@keyframes speak-wave {
  0%, 100% {
    height: 4px;
  }
  47% {
    height: 14px;
  }
}

.player-controls {
  display: flex;
  width: 380px;
  height: 64px;
  align-items: center;
  justify-content: center;
  gap: 14px;
}

.control,
.tool-item-action {
  -webkit-tap-highlight-color: transparent;
}

.control {
  display: grid;
  width: 46px;
  height: 46px;
  place-items: center;
  padding: 0;
  border: 1px solid rgb(255 255 255 / 96%);
  border-radius: 999px;
  color: #4a5366;
  background:
    radial-gradient(circle at 28% 18%, rgb(255 255 255 / 98%), rgb(255 255 255 / 42%) 42%, rgb(245 247 252 / 50%)),
    rgb(255 255 255 / 56%);
  box-shadow:
    inset 0 1px 0 #fff,
    inset 0 -5px 12px rgb(126 134 152 / 6%),
    0 10px 24px rgb(35 42 59 / 9%),
    0 2px 6px rgb(35 42 59 / 5%);
  backdrop-filter: blur(26px) saturate(1.45);
  cursor: pointer;
  transition: transform 160ms ease, color 160ms ease, background 160ms ease;
}

.control:hover {
  color: var(--purple);
  background: rgb(255 255 255 / 82%);
}

.control:active {
  transform: translateY(0) scale(0.96);
}

.control:focus-visible,
.tool-item-action:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--accent-700, #7137ff) 28%, transparent);
  outline-offset: 4px;
}

.control svg {
  width: 25px;
  height: 25px;
  overflow: visible;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.9;
}

#previousButton svg path:nth-child(2),
#nextButton svg path:nth-child(2),
#nextCalloutButton svg path:nth-child(2) {
  fill: currentColor;
  stroke: none;
}

.control-play {
  width: 61px;
  height: 61px;
}

.control-purple {
  border-color: var(--accent-800, #6d28d9);
  color: #fff;
  background: var(--accent-600, #7c3aed);
  box-shadow:
    inset 0 1px 0 rgb(255 255 255 / 36%),
    0 14px 28px color-mix(in srgb, var(--accent-600, #7c3aed) 24%, transparent),
    0 5px 10px rgb(35 42 59 / 10%),
    0 1px 2px rgb(35 42 59 / 8%);
  transition: color 160ms ease, background 160ms ease, transform 160ms ease, box-shadow 160ms ease;
}

.control-purple:hover {
  color: #fff;
  background: var(--accent-725, #6d28d9);
  box-shadow:
    inset 0 1px 0 rgb(255 255 255 / 40%),
    0 19px 36px color-mix(in srgb, var(--accent-600, #7c3aed) 30%, transparent),
    0 7px 14px rgb(35 42 59 / 12%),
    0 2px 4px rgb(35 42 59 / 8%);
  transform: translateY(-2px);
}

.control-play svg {
  width: 28px;
  height: 28px;
  fill: #fff;
  stroke: #fff;
  stroke-width: 2.4;
}

.control-play .play-icon {
  width: var(--play-icon-size);
  height: var(--play-icon-size);
  transform: translate(var(--play-icon-x), var(--play-icon-y));
}

.pause-icon {
  display: none;
}

.control-play.is-playing .play-icon {
  display: none;
}

.control-play.is-playing .pause-icon {
  display: block;
  fill: none;
  transform: none;
}

.tool-rail {
  position: absolute;
  top: 260px;
  right: 48px;
  display: flex;
  width: 72px;
  flex-direction: column;
  align-items: center;
  gap: 18px;
}

.tool-item {
  display: flex;
  min-width: 72px;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  padding: 0;
  border: 0;
  color: #5d6679;
  background: transparent;
}

.tool-item-action {
  border-radius: 24px;
  cursor: pointer;
}

.glass-orb {
  position: relative;
  display: grid;
  width: 46px;
  height: 46px;
  place-items: center;
  overflow: hidden;
  border: 1px solid rgb(255 255 255 / 96%);
  border-radius: 999px;
  background:
    radial-gradient(circle at 28% 18%, rgb(255 255 255 / 98%), rgb(255 255 255 / 42%) 42%, rgb(245 247 252 / 50%)),
    rgb(255 255 255 / 56%);
  box-shadow:
    inset 0 1px 0 rgb(255 255 255),
    inset 0 -5px 12px rgb(126 134 152 / 6%),
    0 10px 24px rgb(35 42 59 / 9%),
    0 2px 6px rgb(35 42 59 / 5%);
  backdrop-filter: blur(26px) saturate(1.45);
  transition: transform 160ms ease, box-shadow 160ms ease;
}

.glass-orb::after {
  position: absolute;
  top: 5px;
  left: 9px;
  width: 20px;
  height: 10px;
  border-radius: 999px;
  background: rgb(255 255 255 / 56%);
  content: "";
  filter: blur(4px);
  transform: rotate(-12deg);
}

.tool-item-action:hover .glass-orb {
  transform: translateY(-2px) scale(1.025);
  box-shadow:
    inset 0 1px 0 #fff,
    0 20px 40px color-mix(in srgb, var(--accent-shadow, #50339c) 15%, transparent),
    0 3px 8px rgb(35 42 59 / 6%);
}

.tool-orb-text {
  color: #3b455a;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.tool-label {
  font-size: 10px;
  font-weight: 700;
  line-height: 13px;
}

.tool-item svg {
  z-index: 1;
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.tool-item .auto-icon {
  width: 25px;
  height: 25px;
  fill: currentColor;
  stroke: none;
  transform: translateX(2px);
}

.tool-item-active {
  color: #00b85f;
}

.tool-item-active .glass-orb {
  background:
    radial-gradient(circle at 28% 18%, rgb(255 255 255 / 98%), rgb(238 255 247 / 55%) 46%, rgb(222 250 236 / 68%)),
    rgb(235 255 245 / 70%);
}

.tool-item-active svg {
  fill: currentColor;
  stroke: none;
}

.tool-item:not(.tool-item-active) .glass-orb {
  color: #5d6679;
  background:
    radial-gradient(circle at 28% 18%, rgb(255 255 255 / 98%), rgb(255 255 255 / 42%) 42%, rgb(245 247 252 / 50%)),
    rgb(255 255 255 / 56%);
}

.hint-layer {
  position: absolute;
  z-index: 7;
  inset: 0;
  pointer-events: none;
}

.hint-card {
  position: absolute;
  top: 548px;
  left: 50%;
  display: flex;
  width: max-content;
  max-width: calc(100vw - 32px);
  min-height: 108px;
  align-items: center;
  gap: 18px;
  padding: 16px 40px;
  border: 1px solid #e5e7eb;
  border-radius: 20px;
  opacity: 0;
  background: #fff;
  box-shadow: 0 18px 44px rgb(17 24 39 / 14%);
  pointer-events: auto;
  transform: translate(-50%, 14px) scale(0.97);
  transition: opacity 180ms ease, transform 220ms ease;
}

.hint-card.is-visible {
  opacity: 1;
  transform: translate(-50%, 0) scale(1);
}

.hint-keys {
  display: block;
  width: 112px;
  height: auto;
  flex: 0 0 112px;
  margin-inline: -15px;
}

.hint-copy {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 4px;
}

.hint-copy strong {
  color: #111827;
  font-size: 16px;
  font-weight: 800;
  line-height: 20px;
  white-space: nowrap;
}

.hint-copy span {
  color: #5d6679;
  font-size: 13px;
  font-weight: 600;
  line-height: 18px;
}

.picker-backdrop {
  position: fixed;
  z-index: 8;
  inset: 0;
  background: rgb(255 255 255 / 18%);
  backdrop-filter: blur(2px);
}

.speed-picker {
  position: absolute;
  z-index: 9;
  top: 145px;
  right: 170px;
  display: flex;
  width: 300px;
  max-height: min(560px, calc(100vh - 180px));
  flex-direction: column;
  padding: 18px;
  border: 1px solid #e5e7eb;
  border-radius: 24px;
  background: #fff;
  box-shadow: 0 22px 54px rgb(17 24 39 / 16%);
}

.picker-header {
  display: flex;
  height: 54px;
  flex: 0 0 54px;
  align-items: center;
  justify-content: space-between;
}

.picker-header h2 {
  margin: 0;
  color: #111827;
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 30px;
}

.picker-close {
  display: grid;
  width: 36px;
  height: 36px;
  place-items: center;
  padding: 0;
  border: 0;
  border-radius: 50%;
  color: #374151;
  background: #f3f4f6;
  cursor: pointer;
}

.picker-close svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-width: 2;
}

.speed-list {
  display: flex;
  min-height: 0;
  flex-direction: column;
  gap: 4px;
  padding-top: 8px;
  overflow-y: auto;
}

.speed-option {
  display: flex;
  width: 100%;
  min-height: 42px;
  flex: 0 0 42px;
  align-items: center;
  justify-content: space-between;
  padding: 0 14px;
  border: 1px solid #e5e7eb;
  border-radius: 10px;
  color: #374151;
  background: #f9fafb;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
}

.speed-option:hover,
.speed-option.is-selected {
  color: var(--accent-600, #7c3aed);
  border-color: var(--accent-500, #8b5cf6);
  background: var(--purple-soft, #f5f3ff);
}

.speed-check {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

.picker-close:focus-visible,
.speed-option:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--accent-700, #7137ff) 28%, transparent);
  outline-offset: 4px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  border: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

@media (max-width: 920px) {
  .speed-picker {
    right: 24px;
  }

  .hint-layer {
    position: fixed;
  }

  .hint-card {
    top: auto;
    bottom: 96px;
  }
}

@media (max-width: 620px) {
  .speed-picker {
    position: fixed;
    top: auto;
    right: 16px;
    bottom: 16px;
    left: 16px;
    width: auto;
    max-height: min(560px, calc(100vh - 32px));
  }
}