@import url('https://fonts.googleapis.com/css2?family=Nunito:wght@700;800;900&family=Inter:wght@600;700&display=swap');

.cp-page {
  --cp-accent: #205eb5;
  --cp-bg: #e4f3ff;
  --cp-ink: #1a2b4a;
  --cp-muted: #68727c;
  --cp-card: #ffffff;
  --cp-radius: 22px;
  --cp-shadow: 0 10px 28px -8px rgba(26, 43, 74, 0.16);
  font-family: 'Nunito', system-ui, sans-serif;
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(ellipse 70% 45% at 0% 0%, rgba(255, 255, 255, 0.75), transparent 55%),
    radial-gradient(ellipse 50% 35% at 100% 5%, color-mix(in srgb, var(--cp-accent) 16%, transparent), transparent 50%),
    var(--cp-bg);
  color: var(--cp-ink);
  padding: 0.65rem 0.75rem 2.5rem;
  box-sizing: border-box;
  transition: background-color 0.3s ease;
}

.cp-page * {
  box-sizing: border-box;
}

.cp-exit {
  position: fixed;
  top: 0.55rem;
  left: 0.55rem;
  z-index: 40;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.4rem 0.75rem;
  background: rgba(255, 255, 255, 0.85);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  border-radius: 999px;
  font-family: 'Inter', system-ui, sans-serif;
  font-weight: 600;
  font-size: 0.8rem;
  color: var(--cp-accent);
  text-decoration: none;
  backdrop-filter: blur(6px);
}

.cp-exit:hover {
  background: #fff;
}

.cp-exit__icon {
  width: 1.15rem;
  height: 1.15rem;
}


.cp-header {
  max-width: 960px;
  margin: 2.2rem auto 0.2rem;
  text-align: center;
}

.cp-header__row {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  max-width: 100%;
}

.cp-header__title {
  margin: 0;
  font-size: clamp(1.05rem, 2.5vw, 1.3rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.cp-header__listen {
  appearance: none;
  flex: 0 0 auto;
  width: 1.75rem;
  height: 1.75rem;
  border: 0;
  border-radius: 50%;
  padding: 0;
  cursor: pointer;
  background: var(--cp-accent);
  color: #fff;
  box-shadow: 0 2px 0 color-mix(in srgb, var(--cp-accent) 62%, #000);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.2s ease;
  -webkit-tap-highlight-color: transparent;
}

.cp-header__listen:hover {
  transform: translateY(-1px);
}

.cp-header__listen:active,
.cp-header__listen.is-playing {
  transform: translateY(2px);
  box-shadow: 0 0 0 color-mix(in srgb, var(--cp-accent) 62%, #000);
}

.cp-header__listen-icon {
  display: block;
  width: 13px;
  height: 13px;
}

.cp-rail {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.2rem;
  max-width: 44rem;
  margin: 0 auto 0.4rem;
  padding: 0;
}

.cp-rail__nav {
  appearance: none;
  width: 1.7rem;
  height: 1.7rem;
  border: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.95);
  color: var(--cp-accent);
  box-shadow: 0 2px 6px rgba(26, 43, 74, 0.1);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.15s ease, background 0.15s ease;
  -webkit-tap-highlight-color: transparent;
  z-index: 2;
}

.cp-rail__nav svg {
  width: 14px;
  height: 14px;
}

.cp-rail__nav:hover {
  transform: scale(1.06);
  background: #fff;
}

.cp-rail__nav:active {
  transform: scale(0.94);
}

.cp-rail__nav:disabled {
  opacity: 0.35;
  cursor: default;
  transform: none;
}

.cp-rail__viewport {
  overflow-x: auto;
  overflow-y: visible;
  scroll-snap-type: x proximity;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding: 0.25rem 0.05rem 0.4rem;
}

.cp-rail__viewport::-webkit-scrollbar {
  display: none;
}

.cp-rail__track {
  display: flex;
  align-items: center;
  gap: 0.28rem;
  width: max-content;
  min-height: 2.2rem;
  padding: 0 0.1rem;
}

.cp-rail__bead {
  appearance: none;
  position: relative;
  flex: 0 0 auto;
  width: 2.1rem;
  height: 2.1rem;
  border: 0;
  border-radius: 50%;
  padding: 0;
  cursor: pointer;
  background: #fff;
  color: var(--bead, var(--cp-accent));
  box-shadow:
    0 2px 0 color-mix(in srgb, var(--bead, var(--cp-accent)) 22%, #d7dde6),
    0 3px 7px -4px rgba(26, 43, 74, 0.18);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  scroll-snap-align: center;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, color 0.15s ease;
  -webkit-tap-highlight-color: transparent;
}

.cp-rail__bead--compact {
  width: auto;
  min-width: 2.1rem;
  padding: 0 0.4rem;
  border-radius: 999px;
}

.cp-rail__bead-letter {
  font-size: 0.9rem;
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.02em;
}

.cp-rail__bead--compact .cp-rail__bead-letter {
  font-size: 0.68rem;
}

.cp-rail__bead:hover {
  transform: translateY(-1px);
}

.cp-rail__bead:active {
  transform: translateY(1px);
  box-shadow:
    0 1px 0 color-mix(in srgb, var(--bead, var(--cp-accent)) 22%, #d7dde6),
    0 2px 5px -3px rgba(26, 43, 74, 0.16);
}

.cp-rail__bead[aria-pressed='true'] {
  background: var(--bead, var(--cp-accent));
  color: #fff;
  width: 2.35rem;
  height: 2.35rem;
  transform: none;
  box-shadow:
    0 2px 0 color-mix(in srgb, var(--bead, var(--cp-accent)) 58%, #000),
    0 4px 8px -3px rgba(26, 43, 74, 0.24);
  z-index: 1;
}

.cp-rail__bead[aria-pressed='true'] .cp-rail__bead-letter {
  font-size: 1rem;
}

.cp-rail__bead--compact[aria-pressed='true'] {
  width: auto;
  min-width: 2.35rem;
  height: 2.35rem;
  padding: 0 0.5rem;
}

.cp-rail__bead--compact[aria-pressed='true'] .cp-rail__bead-letter {
  font-size: 0.74rem;
}

.cp-rail__bead[aria-pressed='true']:active,
.cp-rail__bead[aria-pressed='true'].is-playing {
  transform: translateY(2px);
  box-shadow:
    0 1px 0 color-mix(in srgb, var(--bead, var(--cp-accent)) 58%, #000),
    0 2px 6px -3px rgba(26, 43, 74, 0.2);
}

.cp-modes {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
  justify-content: center;
  max-width: 52rem;
  margin: 0 auto 0.35rem;
}

.cp-modes__btn {
  appearance: none;
  border: 2px solid transparent;
  border-radius: 999px;
  padding: 0.22rem 0.65rem;
  font-family: inherit;
  font-weight: 800;
  font-size: 0.78rem;
  cursor: pointer;
  background: rgba(255, 255, 255, 0.65);
  color: var(--cp-ink);
  transition: background 0.15s ease, color 0.15s ease;
}

.cp-modes__btn[aria-pressed='true'] {
  background: var(--cp-accent);
  color: #fff;
}

@media (max-width: 560px) {
  .cp-header {
    margin-top: 2rem;
  }

  .cp-rail__bead {
    width: 1.95rem;
    height: 1.95rem;
  }

  .cp-rail__bead[aria-pressed='true'] {
    width: 2.2rem;
    height: 2.2rem;
  }

  .cp-rail__bead-letter {
    font-size: 0.84rem;
  }

  .cp-rail__bead[aria-pressed='true'] .cp-rail__bead-letter {
    font-size: 0.94rem;
  }
}

.cp-stage {
  max-width: 960px;
  margin: 0 auto;
  min-height: 260px;
}

.cp-section {
  margin-bottom: 1.35rem;
}

.cp-section__label {
  margin: 0 0 0.55rem;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--cp-accent);
}

.cp-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
}

@media (min-width: 720px) {
  .cp-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.cp-card {
  border-radius: var(--cp-radius);
  background: var(--cp-card);
  box-shadow: var(--cp-shadow);
  padding: 0.75rem 0.55rem 0.65rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
  text-align: center;
  min-height: 168px;
  color: inherit;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.cp-card:hover {
  transform: translateY(-3px) scale(1.02);
}

.cp-card.is-revealed {
  background: color-mix(in srgb, var(--cp-accent) 8%, white);
}

.cp-card.is-playing {
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--cp-accent) 40%, transparent);
}

.cp-card__body {
  appearance: none;
  border: none;
  background: transparent;
  font: inherit;
  color: inherit;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0.2rem;
  border-radius: 14px;
}

.cp-card__body:focus-visible {
  outline: 2px solid var(--cp-accent);
  outline-offset: 2px;
}

.cp-card__emoji {
  font-size: 2.5rem;
  line-height: 1;
}

.cp-card__scaffold,
.cp-card__reveal {
  font-weight: 900;
  font-size: clamp(1.05rem, 2.6vw, 1.35rem);
  letter-spacing: 0.04em;
  line-height: 1.2;
  word-break: break-word;
}

.cp-card__audio,
.cp-syl__audio,
.cp-story__audio {
  appearance: none;
  border: none;
  background: color-mix(in srgb, var(--cp-accent) 12%, white);
  color: var(--cp-accent);
  border-radius: 999px;
  width: 2.5rem;
  height: 2.5rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex-shrink: 0;
  transition: background 0.15s ease, transform 0.15s ease;
}

.cp-card__audio:hover,
.cp-syl__audio:hover,
.cp-story__audio:hover,
.cp-card.is-playing .cp-card__audio,
.cp-syl-row.is-playing .cp-syl__audio,
.cp-story__item.is-playing .cp-story__audio {
  background: var(--cp-accent);
  color: #fff;
  transform: scale(1.06);
}

.cp-audio__svg {
  width: 1.25rem;
  height: 1.25rem;
  display: block;
}

.cp-scaffold__letter {
  color: var(--cp-accent);
}

.cp-scaffold__dot {
  color: var(--cp-ink);
}

.cp-scaffold__filled {
  color: var(--cp-ink);
  font-weight: 900;
  text-decoration: underline;
  text-decoration-color: color-mix(in srgb, var(--cp-accent) 55%, transparent);
  text-underline-offset: 3px;
}

.cp-scaffold__hyphen {
  color: var(--cp-muted);
  margin: 0 0.04em;
}

.cp-syl-groups {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
}

@media (min-width: 720px) {
  .cp-syl-groups {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.cp-syl-group {
  background: var(--cp-card);
  border-radius: var(--cp-radius);
  box-shadow: var(--cp-shadow);
  padding: 0.85rem 1rem;
}

.cp-syl-group__label {
  margin: 0 0 0.45rem;
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--cp-accent);
}

.cp-syl-row {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  border-radius: 10px;
  padding: 0.1rem 0;
}

.cp-syl-row.is-playing {
  background: color-mix(in srgb, var(--cp-accent) 10%, white);
}

.cp-syl {
  appearance: none;
  border: none;
  flex: 1;
  text-align: left;
  background: transparent;
  font-family: inherit;
  font-weight: 800;
  font-size: 1.15rem;
  padding: 0.3rem 0.4rem;
  border-radius: 10px;
  cursor: pointer;
  color: var(--cp-ink);
}

.cp-syl:hover,
.cp-syl:focus-visible {
  background: color-mix(in srgb, var(--cp-accent) 14%, white);
  color: var(--cp-accent);
  outline: none;
}

.cp-syl.is-done {
  color: var(--cp-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.cp-syl__audio {
  width: 2.1rem;
  height: 2.1rem;
}

.cp-syl__audio .cp-audio__svg {
  width: 1.05rem;
  height: 1.05rem;
}

.cp-story {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.cp-story__item {
  width: 100%;
  text-align: left;
  background: var(--cp-card);
  border-radius: var(--cp-radius);
  box-shadow: var(--cp-shadow);
  padding: 1rem 1.1rem;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.cp-story__item.is-playing {
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--cp-accent) 40%, transparent);
}

.cp-story__emoji {
  font-size: 2.1rem;
  flex-shrink: 0;
}

.cp-story__text {
  flex: 1;
  min-width: 0;
}

.cp-arcs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.8rem;
  align-items: flex-end;
}

.cp-arcs__word {
  display: inline-flex;
  gap: 0.1rem;
}

.cp-arcs__syl {
  appearance: none;
  border: none;
  background: transparent;
  padding: 0.15rem 0.1rem;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 0.12rem;
  cursor: pointer;
  border-radius: 8px;
  font: inherit;
}

.cp-arcs__syl:hover,
.cp-arcs__syl.is-playing {
  background: color-mix(in srgb, var(--cp-accent) 12%, white);
}

.cp-arcs__text {
  font-weight: 900;
  font-size: 1.3rem;
  color: var(--cp-ink);
}

.cp-arcs__curve {
  display: block;
  width: 100%;
  min-width: 0.85em;
  height: 0.42em;
  border: 2.5px solid var(--cp-accent);
  border-top: none;
  border-radius: 0 0 999px 999px;
  opacity: 0.85;
}

@media (max-width: 560px) {
  .cp-page {
    padding-top: 3.4rem;
  }

  .cp-exit {
    top: 0.6rem;
    left: 0.6rem;
    padding: 0.5rem 0.85rem;
    font-size: 0.85rem;
  }

  .cp-header {
    margin-top: 0.85rem;
  }

  .cp-card {
    min-height: 140px;
  }
}