Stat Card with Trend Arrow

<div class="nuda-kpi-stat-card">
  <div class="nuda-kpi-stat-card__header">
    <span class="nuda-kpi-stat-card__label">Monthly Revenue</span>
    <span class="nuda-kpi-stat-card__badge nuda-kpi-stat-card__badge--up">▲ 12.4%</span>
  </div>
  <div class="nuda-kpi-stat-card__value">$48,210</div>
  <div class="nuda-kpi-stat-card__sub">vs $42,890 last month</div>
</div>

.nuda-kpi-stat-card {
  background: #1a1a1a;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 14px;
  padding: 1.2rem 1.4rem;
  display: flex;
  flex-direction: column;
  gap: .5rem;
  min-width: 220px;
  animation: _nuda-kpiFadeUp .35s ease-out;
}

.nuda-kpi-stat-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nuda-kpi-stat-card__label {
  color: #777;
  font-size: .75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: .06em;
}

.nuda-kpi-stat-card__badge {
  font-size: .72rem;
  font-weight: 700;
  padding: .2rem .5rem;
  border-radius: 6px;
}

.nuda-kpi-stat-card__badge--up {
  background: rgba(228,255,84,.12);
  color: #e4ff54;
}

.nuda-kpi-stat-card__badge--down {
  background: rgba(255,107,107,.12);
  color: #ff6b6b;
}

.nuda-kpi-stat-card__value {
  color: #fafafa;
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -.03em;
  line-height: 1;
}

.nuda-kpi-stat-card__sub {
  color: #555;
  font-size: .72rem;
}

@keyframes _nuda-kpiFadeUp {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion:reduce) {
  .nuda-kpi-stat-card {
    animation: none;
  }
}