body {
  background: radial-gradient(#0b1225, #02040a);
  color: white;
  font-family: Arial, sans-serif;
  text-align: center;
}

h1 {
  margin-bottom: 20px;
}

.buffs {
  display: grid;
  grid-template-columns: repeat(4, 90px);
  gap: 18px;
  justify-content: center;
  margin-bottom: 20px;
}

.buff {
  width: 80px;
  height: 80px;
  border-radius: 16px;
  background: #0f1a33;
  cursor: pointer;
  position: relative;
  transition: 0.2s;
}

.buff img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.buff.active {
  box-shadow: 0 0 15px cyan;
}

.buff.locked {
  filter: grayscale(100%) brightness(0.4);
  cursor: not-allowed;
}

.buff:hover::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: -28px;
  left: 50%;
  transform: translateX(-50%);
  background: black;
  padding: 4px 8px;
  border-radius: 6px;
  font-size: 12px;
  white-space: nowrap;
}

.total {
  font-size: 20px;
  margin-bottom: 10px;
}

button {
  padding: 8px 20px;
  font-size: 16px;
  cursor: pointer;
}