.stats-section {
  display: flex;
  width: 100vw;
  margin-left: calc(-50vw + 50%);
  background: linear-gradient(to bottom, #0a0a0a, #000000);
  padding: 100px 0;
  text-align: center;
}

.stat-box {
  flex: 1;
  position: relative;
}

.stat-box:not(:last-child)::after {
  content: "";
  position: absolute;
  right: 0;
  top: 20%;
  height: 60%;
  width: 1px;
  background: linear-gradient(to bottom, transparent, #00ff88, transparent);
  opacity: 0.3;
}

.stat-box h2 {
  font-size: 72px;
  font-weight: 800;
  color: #00ff88;
  text-shadow: 0 0 10px #00ff88, 0 0 30px rgba(0,255,136,0.6);
  transition: 0.3s;
}

.stat-box p {
  font-size: 13px;
  letter-spacing: 3px;
  color: #9ca3af;
}

.stat-box:hover h2 {
  transform: scale(1.2);
}
/*
/* mobile */
@media (max-width: 768px) {
  .stats-section {
    flex-direction: column;
  }
}

/* TEST */
.bg-wrap {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  background: #0a0f1c;
}

/* ảnh xoay */
.bg-img {
  position: absolute;
  width: 600px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  opacity: 0.3;
  mix-blend-mode: screen;
  animation: spin 180s linear infinite;
}

/* ánh sáng trên */
.light-top {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at top, rgba(0,255,150,0.3), transparent 70%);
}

/* ánh sáng giữa */
.light-center {
  position: absolute;
  width: 600px;
  height: 600px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(0,255,150,0.2), transparent 60%);
  filter: blur(100px);
}

/* animation xoay */
@keyframes spin {
  from {
    transform: translate(-50%, -50%) rotate(0deg);
  }
  to {
    transform: translate(-50%, -50%) rotate(360deg);
  }
}