.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  width: 75px;
  background: #1bb7ffd1;
  border-right: 1px solid #e5e7eb;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1rem 0;
  transition: width 0.3s ease;
}

.sidebar:hover {
  width: 220px;
}

.sidebar a {
  display: flex;
  align-items: center;
  width: 100%;
  padding: 0.75rem 1rem;
  margin-bottom: 0.4rem;
  border-radius: 0.75rem;
  color: #ffffff;
  text-decoration: none;
  transition: all 0.25s ease;
  white-space: nowrap;
  overflow: hidden;
}

.sidebar a i {
  font-size: 1.4rem;
  min-width: 40px;
  text-align: center;
  color: #ffffff;
}

.sidebar a span {
  opacity: 0;
  transition: opacity 0.2s ease;
  margin-left: 0.5rem;
  font-weight: 500;
}

.sidebar:hover a span {
  opacity: 1;
}

.sidebar a:hover {
  background: #ffffff;
  color: #2563eb;
}

.sidebar a:hover i {
  color: #2563eb;
}

.sidebar a.active {
  background: #ffffff;
  color: #1d4ed8;
}

.sidebar a.active i {
  color: #1d4ed8;
}