.bins-page {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.bins-warning {
  margin-bottom: var(--space-3);
  padding: var(--space-2) var(--space-3);
  background: rgba(251, 146, 60, 0.12);
  border: 1px solid rgba(251, 146, 60, 0.35);
  border-radius: var(--radius-sm);
  font-size: var(--fs-xs);
  color: #fb923c;
}

.bins-source {
  margin-bottom: var(--space-3);
  font-size: var(--fs-xs);
  color: var(--text-tertiary);
}

.bins-total {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-3);
  background: var(--bg-subtle);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-4);
}

.bins-total__hint {
  font-size: var(--fs-sm);
  color: var(--text-tertiary);
  font-variant-numeric: tabular-nums;
  align-self: center;
}

.bins-zones {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.bins-zone {
  background: var(--bg-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-3);
}

.bins-zone__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
  flex-wrap: wrap;
}

.bins-zone__label {
  font-size: var(--fs-2xs);
  font-weight: var(--fw-bold);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent-primary);
}

.bins-zone__range {
  font-size: var(--fs-xs);
  color: var(--text-tertiary);
  font-variant-numeric: tabular-nums;
}

.bins-zone__total {
  font-family: var(--font-num);
  font-size: var(--fs-sm);
  font-weight: var(--fw-bold);
  font-variant-numeric: tabular-nums;
  margin-left: auto;
  color: var(--text-primary);
}

.bins-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(60px, 1fr));
  gap: var(--space-2);
}

.bins-cell {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-2) var(--space-1);
  background: var(--bg-base);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  gap: 2px;
}

.bins-cell--input {
  cursor: text;
}

.bins-cell__size {
  font-family: var(--font-num);
  font-size: var(--fs-xs);
  color: var(--text-tertiary);
  font-variant-numeric: tabular-nums;
  font-weight: var(--fw-semibold);
}

.bins-cell__count {
  font-family: var(--font-num);
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  font-variant-numeric: tabular-nums;
  color: var(--text-primary);
  letter-spacing: var(--tracking-tight);
}

.bins-cell__pct {
  font-size: var(--fs-2xs);
  color: var(--text-tertiary);
  font-variant-numeric: tabular-nums;
}

.bins-cell__input {
  width: 100%;
  background: transparent;
  border: none;
  outline: none;
  text-align: center;
  font-family: var(--font-num);
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  font-variant-numeric: tabular-nums;
  color: var(--text-primary);
  padding: 2px 0;
  -moz-appearance: textfield;
}

.bins-cell__input::-webkit-outer-spin-button,
.bins-cell__input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.bins-cell__input:focus {
  background: var(--accent-primary-soft);
  border-radius: var(--radius-sm);
}

.bins-walkthrough__hint {
  margin: 0 0 var(--space-3);
  font-size: var(--fs-sm);
  color: var(--text-secondary);
}

.bins-walkthrough__totals {
  margin-top: var(--space-3);
  font-size: var(--fs-sm);
  color: var(--text-secondary);
  padding: var(--space-2) var(--space-3);
  background: var(--bg-subtle);
  border-radius: var(--radius-md);
  font-variant-numeric: tabular-nums;
}

/* --- Walkthrough history --- */
.walkthroughs-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.walkthrough-row {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-3);
  background: var(--bg-subtle);
  border-radius: var(--radius-md);
}

.walkthrough-row__head {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.walkthrough-row__pad {
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--text-primary);
  margin-right: var(--space-2);
}

.walkthrough-row__date {
  font-size: var(--fs-xs);
  color: var(--text-tertiary);
  font-variant-numeric: tabular-nums;
}

.walkthrough-row__total {
  margin-left: auto;
  font-family: var(--font-num);
  font-size: var(--fs-sm);
  font-weight: var(--fw-bold);
  font-variant-numeric: tabular-nums;
  color: var(--text-primary);
}

.walkthrough-row__delete {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  background: transparent;
  border: none;
  color: var(--text-tertiary);
  cursor: pointer;
}

.walkthrough-row__delete:hover {
  background: var(--bg-elevated);
  color: var(--accent-negative);
}

.walkthrough-row__delete svg {
  width: 14px;
  height: 14px;
}

.walkthrough-row__sizes {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.walkthrough-chip {
  display: inline-flex;
  align-items: center;
  padding: 1px var(--space-2);
  background: var(--bg-base);
  border-radius: var(--radius-sm);
  font-size: var(--fs-2xs);
  font-variant-numeric: tabular-nums;
  color: var(--text-secondary);
}

.walkthrough-chip strong {
  color: var(--text-primary);
  font-weight: var(--fw-bold);
  margin-left: 2px;
}