/* ── Number Cards ── */
.number-card {
  --size: 90px;
  width: var(--size);
  height: var(--size);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 1rem;
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.08),
    rgba(255, 255, 255, 0.02)
  );
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.25),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
  cursor: default;
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1),
              box-shadow 0.35s ease,
              border-color 0.35s ease;

  /* staggered entrance */
  animation: popIn 0.5s cubic-bezier(0.22, 1, 0.36, 1) both;
  animation-delay: calc(var(--i) * 0.07s);
}

.number-card span {
  font-family: 'Segoe UI', system-ui, sans-serif;
  font-size: 2rem;
  font-weight: 800;
  background: linear-gradient(135deg, #c084fc, #f472b6, #fbbf24);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}

.number-card:hover {
  transform: translateY(-8px) scale(1.08);
  border-color: rgba(192, 132, 252, 0.4);
  box-shadow:
    0 14px 40px rgba(192, 132, 252, 0.2),
    0 4px 12px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.number-card:hover span {
  transform: scale(1.15);
}

/* ── Entrance Animation ── */
@keyframes popIn {
  0% {
    opacity: 0;
    transform: scale(0.5) translateY(30px);
  }
  100% {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

/* ── Responsive ── */
@media (min-width: 768px) {
  .number-card {
    --size: 110px;
  }
  .number-card span {
    font-size: 2.5rem;
  }
}