/* header.css */

.header {
  width: 400px;
}

.header-content {
  display: flex;
  gap: 6px;
  background-color: rgba(51, 51, 51, 0.5);
  padding: 8px;
  border-radius: 8px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 1), 0 1px 8px rgba(0, 0, 0, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(8px);
  background-color: rgba(51, 51, 51, 0.3);
}

.header-content-left,
.header-content-middle,
.header-content-right {
  flex: 1;
  background: #495057;
  padding: 10px;
  cursor: pointer;
  border-radius: 4px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  color: white;
  transition: all 0.4s;
}

.header-content-left:hover,
.header-content-middle:hover,
.header-content-right:hover {
  transform: scale(1.05);
  filter: brightness(1.1);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.5);
  border-radius: 8px;
  z-index: 10;
}

.header-content-left.active,
.header-content-middle.active,
.header-content-right.active {
  background: #868e96;
  transform: scale(1.05);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.5) inset;
}