/* Shared segmented toggle — glass surface aligned with cards + buttons */
.ancestral-channel-control__label,
.matrix-overlay-control__label,
.compatibility-ancestral-control__label {
  margin: 0 0 0.6em;
  color: #f1e7f8;
  font-family: 'Montserrat Alternates', sans-serif;
  font-size: 0.95em;
  font-weight: 600;
  text-align: center;
}

.ancestral-channel-toggle,
.matrix-overlay-toggle,
.compatibility-ancestral-toggle {
  --toggle-pad: 0.4em;
  --toggle-gap: 0.45em;
  --toggle-option-h: 2.45em;
  width: 100%;
  box-sizing: border-box;
  padding: var(--toggle-pad);
  border: 1px solid rgba(216, 184, 232, 0.32);
  border-radius: var(--glass-radius);
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  box-shadow: inset 0 1px 0 rgba(216, 184, 232, 0.5), 0 10px 30px rgba(8, 5, 16, 0.28);
  isolation: isolate;
}

.ancestral-channel-toggle__options,
.matrix-overlay-toggle__options,
.compatibility-ancestral-toggle__options {
  position: relative;
  display: flex;
  align-items: stretch;
  gap: var(--toggle-gap);
  width: 100%;
  min-height: var(--toggle-option-h);
}

.ancestral-channel-toggle__options::before,
.matrix-overlay-toggle__options::before,
.compatibility-ancestral-toggle__options::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  z-index: 0;
  width: calc((100% - var(--toggle-gap)) / 2);
  height: 100%;
  border-radius: 50px;
  background: var(--glass-bg-hover);
  border: 1px solid rgba(216, 184, 232, 0.34);
  box-shadow: inset 0 1px 0 rgba(216, 184, 232, 0.55), 0 0 18px rgba(201, 168, 232, 0.16);
  box-sizing: border-box;
  pointer-events: none;
  transition: transform 0.25s ease;
}

.ancestral-channel-toggle[data-channel-mode="center"] .ancestral-channel-toggle__options::before,
.compatibility-ancestral-toggle[data-channel-mode="center"] .compatibility-ancestral-toggle__options::before {
  transform: translateX(calc(100% + var(--toggle-gap)));
}

.matrix-overlay-toggle[data-overlay-mode="nine-points"] .matrix-overlay-toggle__options::before {
  transform: translateX(calc(100% + var(--toggle-gap)));
}

.ancestral-channel-toggle label,
.matrix-overlay-toggle label,
.compatibility-ancestral-toggle label {
  display: flex;
  position: relative;
  z-index: 1;
  flex: 1 1 0;
  min-width: 0;
  margin: 0;
}

.ancestral-channel-toggle input,
.matrix-overlay-toggle input,
.compatibility-ancestral-toggle input {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  opacity: 0;
  cursor: pointer;
  -webkit-appearance: none;
  appearance: none;
}

.ancestral-channel-toggle label > span,
.matrix-overlay-toggle label > span,
.compatibility-ancestral-toggle label > span {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1 1 auto;
  width: 100%;
  min-height: var(--toggle-option-h);
  box-sizing: border-box;
  padding: 0 0.35em;
  border-radius: 50px;
  color: #d8b8e8;
  font-family: 'Montserrat Alternates', sans-serif;
  font-weight: 600;
  font-size: 0.9em;
  line-height: 1.2;
  letter-spacing: 0.02em;
  text-align: center;
  pointer-events: none;
  transition: color 0.25s ease;
}

.ancestral-channel-toggle input:checked + span,
.matrix-overlay-toggle input:checked + span,
.compatibility-ancestral-toggle input:checked + span {
  color: #ffffff;
}

.ancestral-channel-toggle input:focus-visible + span,
.matrix-overlay-toggle input:focus-visible + span,
.compatibility-ancestral-toggle input:focus-visible + span {
  outline: 2px solid #d8b8e8;
  outline-offset: 2px;
}

.ancestral-channel-toggle__description,
.matrix-overlay-toggle__description,
.compatibility-ancestral-toggle__description {
  margin: 0.4em 0.35em 0.05em;
  color: rgba(241, 231, 248, 0.76);
  font-family: 'Montserrat Alternates', sans-serif;
  font-size: 0.72em;
  line-height: 1.45;
  text-align: center;
}

.ancestral-channel-toggle__description em {
  color: #ffffff;
  font-style: italic;
  white-space: nowrap;
}

.ancestral-channel-source,
.compatibility-ancestral-source {
  display: inline-block;
  white-space: nowrap;
}

@media (max-width: 900px) {
  .ancestral-channel-toggle,
  .matrix-overlay-toggle,
  .compatibility-ancestral-toggle {
    --toggle-pad: 0.35em;
    --toggle-gap: 0.35em;
    --toggle-option-h: 2.65em;
  }

  .ancestral-channel-toggle label > span,
  .matrix-overlay-toggle label > span,
  .compatibility-ancestral-toggle label > span {
    padding: 0 0.2em;
    font-size: 0.82em;
    line-height: 1.15;
  }

  .ancestral-channel-toggle__description,
  .matrix-overlay-toggle__description,
  .compatibility-ancestral-toggle__description {
    margin: 0.35em 0.15em 0.05em;
    font-size: 0.68em;
    line-height: 1.35;
  }
}