.support-panel .offer-grid {
  grid-template-columns: minmax(0, 0.72fr) minmax(0, 1.28fr);
}

.flexible-offer {
  position: relative;
  overflow: hidden;
  box-shadow:
    0 0 0 1px rgba(202, 255, 55, 0.16),
    0 18px 44px rgba(0, 0, 0, 0.22);
}

.flexible-offer::after {
  content: "";
  position: absolute;
  inset: auto -90px -120px auto;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: rgba(202, 255, 55, 0.07);
  filter: blur(14px);
  pointer-events: none;
}

.flexible-offer > * {
  position: relative;
  z-index: 1;
}

.support-panel .flexible-offer h3 {
  margin-top: 34px;
}

.flexible-price-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 18px;
}

.flexible-price-range {
  color: #7f897f;
  font: 700 10px/1.35 monospace;
  letter-spacing: 0.08em;
  text-align: right;
  text-transform: uppercase;
}

.amount-readout {
  display: flex;
  align-items: flex-start;
  min-height: 68px;
  color: var(--accent);
  font-size: clamp(48px, 8vw, 76px);
  font-weight: 700;
  letter-spacing: -0.09em;
  line-height: 0.9;
  font-variant-numeric: tabular-nums;
}

.amount-readout__currency {
  margin-right: 0.05em;
}

.amount-readout__digits {
  display: inline-flex;
  align-items: flex-start;
}

.amount-readout__period {
  margin: 4px 0 0 10px;
  color: var(--dark-muted);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0;
  line-height: 1.2;
  white-space: nowrap;
}

.rolling-digit {
  display: inline-block;
  width: 0.59em;
  height: 0.9em;
  overflow: hidden;
  transition-property: width, opacity;
  transition-duration: 240ms;
  transition-timing-function: cubic-bezier(0.2, 0, 0, 1);
}

.rolling-digit.is-empty {
  width: 0;
  opacity: 0;
}

.rolling-digit__stack {
  display: flex;
  flex-direction: column;
  transition-property: transform;
  transition-duration: 300ms;
  transition-timing-function: cubic-bezier(0.22, 1, 0.36, 1);
}

.rolling-digit__stack > span {
  display: flex;
  height: 0.9em;
  align-items: center;
  justify-content: center;
  line-height: 0.9;
}

.support-level {
  margin: 0 0 8px;
  color: #f7f6f0;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.035em;
}

.support-level-detail {
  min-height: 64px;
  margin: 0 0 26px;
  color: var(--dark-muted);
  font-size: 13px;
  line-height: 1.55;
}

.amount-slider {
  display: grid;
  gap: 10px;
  margin: 6px 0 24px;
}

.amount-slider__control {
  position: relative;
  height: 44px;
}

.amount-slider__track {
  position: absolute;
  inset: 4px 0;
  overflow: hidden;
  border-radius: 10px;
  color: var(--accent);
  background:
    linear-gradient(rgba(202, 255, 55, 0.025), rgba(202, 255, 55, 0.025)),
    #0d100d;
  box-shadow:
    inset 0 0 0 1px rgba(202, 255, 55, 0.12),
    inset 0 10px 24px rgba(0, 0, 0, 0.2);
  pointer-events: none;
}

.amount-slider__canvas {
  display: block;
  width: 100%;
  height: 100%;
}

.amount-slider__ticks {
  position: absolute;
  inset: 0 12px;
  pointer-events: none;
}

.amount-slider__tick {
  position: absolute;
  top: 50%;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: rgba(247, 246, 240, 0.34);
  transform: translate(-50%, -50%);
  transition-property: background-color, transform;
  transition-duration: 180ms;
  transition-timing-function: ease-out;
}

.amount-slider__tick.is-active {
  background: #f7f6f0;
  transform: translate(-50%, -50%) scale(1.35);
}

.amount-slider__input {
  position: absolute;
  z-index: 2;
  inset: 0;
  width: 100%;
  height: 44px;
  margin: 0;
  cursor: grab;
  appearance: none;
  background: transparent;
  touch-action: none;
}

.amount-slider__input:active {
  cursor: grabbing;
}

.amount-slider__input::-webkit-slider-runnable-track {
  height: 36px;
  background: transparent;
}

.amount-slider__input::-webkit-slider-thumb {
  width: 24px;
  height: 40px;
  margin-top: -2px;
  appearance: none;
  border: 0;
  border-radius: 8px;
  background: #f7f6f0;
  box-shadow:
    0 0 0 1px rgba(0, 0, 0, 0.18),
    0 8px 18px rgba(0, 0, 0, 0.34);
  transition-property: box-shadow, transform;
  transition-duration: 160ms;
  transition-timing-function: cubic-bezier(0.2, 0, 0, 1);
}

.amount-slider__input::-moz-range-track {
  height: 36px;
  border: 0;
  background: transparent;
}

.amount-slider__input::-moz-range-thumb {
  width: 24px;
  height: 40px;
  border: 0;
  border-radius: 8px;
  background: #f7f6f0;
  box-shadow:
    0 0 0 1px rgba(0, 0, 0, 0.18),
    0 8px 18px rgba(0, 0, 0, 0.34);
  transition-property: box-shadow, transform;
  transition-duration: 160ms;
  transition-timing-function: cubic-bezier(0.2, 0, 0, 1);
}

.amount-slider__input:hover::-webkit-slider-thumb,
.amount-slider__input:focus-visible::-webkit-slider-thumb {
  box-shadow:
    0 0 0 3px rgba(202, 255, 55, 0.36),
    0 10px 24px rgba(0, 0, 0, 0.4);
}

.amount-slider__input:hover::-moz-range-thumb,
.amount-slider__input:focus-visible::-moz-range-thumb {
  box-shadow:
    0 0 0 3px rgba(202, 255, 55, 0.36),
    0 10px 24px rgba(0, 0, 0, 0.4);
}

.amount-slider__input:active::-webkit-slider-thumb {
  transform: scale(0.96);
}

.amount-slider__input:active::-moz-range-thumb {
  transform: scale(0.96);
}

.amount-slider__input:focus-visible {
  outline: 3px solid #c8d9ff;
  outline-offset: 4px;
  border-radius: 12px;
}

.amount-slider__limits {
  display: flex;
  justify-content: space-between;
  color: #8f978f;
  font-size: 11px;
  font-variant-numeric: tabular-nums;
}

.flexible-start-note {
  margin: 10px 0 0;
  color: #7f897f;
  font-size: 10px;
  line-height: 1.5;
  text-align: center;
}

@media (max-width: 760px) {
  .support-panel .offer-grid {
    grid-template-columns: 1fr;
  }

  .flexible-price-heading {
    display: block;
  }

  .flexible-price-range {
    margin-top: 9px;
    text-align: left;
  }

  .support-level-detail {
    min-height: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .rolling-digit,
  .rolling-digit__stack,
  .amount-slider__tick,
  .amount-slider__input::-webkit-slider-thumb,
  .amount-slider__input::-moz-range-thumb {
    transition: none;
  }
}