/* Approved homepage composition, also retained at the original preview URL. */
.section3-preview .lessons-layout {
  --card-gap: calc(var(--lesson-gap) + 8px);
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  grid-template-rows: auto auto auto;
  gap: var(--lesson-gap) var(--card-gap);
}
.section3-preview .lesson-list {
  display: grid;
  grid-column: 1;
  grid-row: 1;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--card-gap);
}
.section3-preview .vertical-card {
  grid-column: auto;
  grid-row: auto;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: clamp(18px, 2svh, 28px);
  min-height: 330px;
  padding: clamp(14px, calc(1.25vw - 2px), 22px);
  border-radius: 1rem;
}
.section3-preview .vertical-card .lesson-title {
  margin: 0;
  min-height: 2.8em;
}
.section3-preview .vertical-card .lesson-description {
  line-height: 1.5;
}
.section3-preview .card-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 43px;
  margin-top: auto;
  padding-top: 12px;
}
.section3-preview .vertical-card .lesson-price {
  text-align: left;
}
.section3-preview .vertical-card .lesson-arrow {
  text-align: right;
}
.section3-preview .lessons-editorial {
  grid-column: 2;
  grid-row: 1;
  margin: 0;
  padding: 0;
  border: 0;
}
.section3-preview .teaching-approach h3 {
  text-wrap: balance;
}
.section3-preview .yki-block {
  grid-row: 2;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  column-gap: var(--card-gap);
  margin-top: 8px;
}
.section3-preview .pricing-note { grid-row: 3; }
/* The two descriptions share rows, leaving the toggle outside their fade. */
.section3-preview .subscription-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  grid-template-rows: auto 1fr auto auto;
  gap: clamp(18px, 2svh, 28px);
}
.section3-preview .frequency-switch {
  grid-column: 1;
  grid-row: 3;
  align-self: start;
  position: relative;
  top: 12px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: -3px -5px 0;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: 100px;
  background: rgba(255, 255, 255, .12);
  isolation: isolate;
}
.section3-preview .frequency-switch::before {
  position: absolute;
  content: "";
  inset: 3px 50% 3px 3px;
  background: var(--ink);
  border-radius: inherit;
  transition:
    left .7s cubic-bezier(.22, .8, .25, 1),
    right .7s cubic-bezier(.45, 0, .2, 1);
  z-index: -1;
}
.section3-preview .frequency-switch:has(#twice-weekly:checked)::before {
  left: 50%;
  right: 3px;
  transition-timing-function:
    cubic-bezier(.45, 0, .2, 1),
    cubic-bezier(.22, .8, .25, 1);
}
.section3-preview .frequency-switch label {
  padding: 9px 3px;
  text-align: center;
  font-size: .75rem;
  font-weight: 500;
  line-height: 1.25;
  white-space: nowrap;
  border-radius: 100px;
  cursor: pointer;
  transition: color .3s ease .12s;
}
.section3-preview .frequency-switch input:checked + label { color: #fff8ef; }
.section3-preview .frequency-switch input:focus-visible + label {
  outline: 2px solid var(--ink);
  outline-offset: 5px;
}
.section3-preview .frequency-switch input,
.section3-preview .visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  clip-path: inset(50%);
  overflow: hidden;
  white-space: nowrap;
}
.section3-preview .subscription-plans {
  display: grid;
  grid-column: 1;
  grid-row: 2 / span 3;
  grid-template-rows: subgrid;
}
.section3-preview .subscription-plan {
  grid-area: 1 / 1 / -1 / -1;
  display: grid;
  grid-template-rows: subgrid;
  transition: opacity .25s ease;
}
.section3-preview .subscription-plan .lesson-description { grid-row: 1; }
.section3-preview .subscription-plan .card-foot { grid-row: 3; align-self: end; }
.section3-preview .subscription-card:not([data-plan]) .subscription-plan--twice,
.section3-preview .subscription-card:not([data-plan]):has(#twice-weekly:checked) .subscription-plan--once {
  visibility: hidden;
  opacity: 0;
}
.section3-preview .subscription-card:not([data-plan]):has(#twice-weekly:checked) .subscription-plan--twice {
  visibility: visible;
  opacity: 1;
}
/* Keep both plans in the grid to preserve the card's height. The shared
   wrapper fades fully out before the visible plan and booking link change. */
.section3-preview .subscription-card[data-plan] .subscription-plan {
  opacity: 1;
  visibility: hidden;
  transition: none;
}
.section3-preview .subscription-card[data-plan="once"] .subscription-plan--once,
.section3-preview .subscription-card[data-plan="twice"] .subscription-plan--twice {
  visibility: visible;
}
@media (max-width: 1100px) {
  .section3-preview .lessons-layout { grid-template-columns: minmax(0, 1fr); }
  .section3-preview .lesson-list { grid-column: 1; grid-row: 1; }
  .section3-preview .vertical-card { min-height: 280px; }
  .section3-preview .lessons-editorial { grid-column: 1; grid-row: 2; }
  .section3-preview .teaching-approach {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px 24px;
  }
  .section3-preview .teaching-approach h3 { grid-column: 1 / -1; margin-bottom: 0; }
  .section3-preview .teaching-approach p + p { margin-top: 0; }
  .section3-preview .yki-block { grid-row: 3; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .section3-preview .pricing-note { grid-row: 4; }
}
@media (max-width: 640px) {
  .section3-preview .lessons-layout { width: 740px; left: 50%; right: auto; margin-left: -370px; }
  .section3-preview .vertical-card { padding: 16px; }
  .section3-preview .lesson-description,
  .section3-preview .teaching-approach p { font-size: var(--copy-size); }
}
@media (prefers-reduced-motion: reduce) {
  .section3-preview .frequency-switch::before,
  .section3-preview .frequency-switch label,
  .section3-preview .subscription-plan { transition: none; }
}