/* Walkthrough boxes — short questions, clean cards */

.walk {
  --walk-ink: #111;
  --walk-muted: #525860;
  --walk-line: rgba(17, 17, 17, 0.1);
  --walk-surface: #f7f7f6;
}

.walk__grid,
.walk__process {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
}

.walk__box {
  display: grid;
  gap: 0.75rem;
  padding: 1.1rem 1.15rem;
  border: 1px solid var(--walk-line);
  border-radius: 12px;
  background: #fff;
}

.walk__box-q {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.3;
  color: var(--walk-ink);
}

.walk__slider {
  display: grid;
  gap: 0.35rem;
}

.walk__slider label {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.84rem;
  color: var(--walk-ink);
}

.walk__slider label strong {
  font-variant-numeric: tabular-nums;
  font-weight: 600;
}

.walk__slider input[type='range'],
.calc-range {
  width: 100%;
  height: 0.4rem;
  appearance: none;
  border-radius: 999px;
  background: linear-gradient(
    90deg,
    #111 var(--range-pct, 0%),
    rgba(17, 17, 17, 0.12) var(--range-pct, 0%)
  );
  outline: none;
  cursor: pointer;
}

.walk__slider input[type='range']::-webkit-slider-thumb,
.calc-range::-webkit-slider-thumb {
  appearance: none;
  width: 1rem;
  height: 1rem;
  border-radius: 50%;
  background: #111;
  box-shadow: 0 0 0 4px rgba(0, 0, 0, 0.06), 0 0 14px rgba(0, 0, 0, 0.16);
  cursor: pointer;
}

.walk__slider input[type='range']::-moz-range-thumb,
.calc-range::-moz-range-thumb {
  width: 1rem;
  height: 1rem;
  border: none;
  border-radius: 50%;
  background: #111;
  box-shadow: 0 0 0 4px rgba(0, 0, 0, 0.06), 0 0 14px rgba(0, 0, 0, 0.16);
  cursor: pointer;
}

.walk__pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.55rem;
}

.walk__pair > div {
  padding: 0.7rem 0.8rem;
  border-radius: 8px;
  background: var(--walk-surface);
  border: 1px solid var(--walk-line);
}

.walk__pair span {
  display: block;
  margin-bottom: 0.2rem;
  font-size: 0.72rem;
  color: var(--walk-muted);
}

.walk__pair strong {
  font-size: 1.15rem;
  font-weight: 650;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  color: var(--walk-ink);
}

.walk__hint {
  margin: 0;
  font-size: 0.8rem;
  line-height: 1.4;
  color: var(--walk-muted);
}

.walk__box--process {
  align-content: start;
}

.walk__process-num {
  display: grid;
  place-items: center;
  width: 2.1rem;
  height: 2.1rem;
  border-radius: 999px;
  background: #111;
  color: #fff;
  font-size: 0.82rem;
  font-weight: 600;
  box-shadow: 0 0 0 4px rgba(0, 0, 0, 0.05), 0 0 16px rgba(0, 0, 0, 0.14);
}

@media (max-width: 760px) {
  .walk__grid,
  .walk__process {
    grid-template-columns: 1fr;
  }
}