body{
  margin:0;
  font-family:Arial;
  background:#0f0f16;
  color:#fff;
}
.wrapper{
  display:flex;
  min-height:100vh;
}
.sidebar{
  width:220px;
  background:#111;
  padding:15px;
}
.sidebar a{
  display:block;
  padding:10px;
  color:#aaa;
  text-decoration:none;
  margin-bottom:5px;
  cursor:pointer;
}
.sidebar a.active,
.sidebar a:hover{
  background:#7c3aed;
  color:#fff;
}
.main{
  flex:1;
  padding:20px;
}
.cards{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(200px,1fr));
  gap:15px;
}
.card{
  background:#1a1a22;
  padding:15px;
  border-radius:8px;
}
.value{
  font-size:22px;
  margin-top:5px;
}
a,button{
  pointer-events:auto;
  cursor:pointer;
}
button{
  padding:10px;
  background:#7c3aed;
  border:none;
  color:#fff;
}