.riwayat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 14px;
  margin-bottom: 12px;
  overflow: hidden;
}

.riwayat-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  margin-bottom: 10px;
}
.riwayat-card-tanggal {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-primary);
}
.riwayat-chevron {
  font-size: 12px;
  color: var(--text-muted);
  transition: transform 0.2s ease;
}
.riwayat-card.open .riwayat-chevron {
  transform: rotate(180deg);
}

.riwayat-varian-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(50px, 1fr));
  gap: 6px;
}
.riwayat-total-grid .riwayat-varian-item {
  background: var(--accent);
}
.riwayat-total-grid .riwayat-varian-kode,
.riwayat-total-grid .riwayat-varian-qty {
  color: #fff;
}

.riwayat-varian-item {
  text-align: center;
  background: var(--bg-hover);
  border-radius: 20px;
  padding: 6px 4px;
}
.riwayat-varian-kode {
  font-size: 10px;
  color: var(--text-muted);
  font-weight: 700;
}
.riwayat-varian-qty {
  font-size: 14px;
  color: var(--text-primary);
  font-weight: 700;
}

.riwayat-staff-detail {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}
.riwayat-card.open .riwayat-staff-detail {
  max-height: 1000px;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px dashed var(--border-color);
}

.riwayat-staff-block {
  margin-bottom: 12px;
}
.riwayat-staff-block:last-child { margin-bottom: 0; }
.riwayat-staff-nama {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-secondary);
  margin-bottom: 6px;
}
.riwayat-empty-staff {
  font-size: 12px;
  color: var(--text-muted);
}