.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;
  z-index: 1040;
  overflow-x: hidden;
  overflow-y: auto;
}

.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;
}

.sidebar-backdrop {
  display: none;
}

@media (max-width: 768px) {
  .sidebar {
    width: min(280px, 85vw);
    align-items: stretch;
    transform: translateX(-100%);
    transition: transform 0.25s ease;
  }

  .sidebar:hover {
    width: min(280px, 85vw);
  }

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

  .sidebar-open .sidebar {
    transform: translateX(0);
  }

  .sidebar-backdrop {
    position: fixed;
    inset: 0;
    z-index: 1030;
    background: rgba(15, 23, 42, 0.45);
  }

  .sidebar-open .sidebar-backdrop {
    display: block;
  }

  .sidebar-open {
    overflow: hidden;
  }
}