*{
  box-sizing:border-box;
  margin:0;
  padding:0;
  font-family:Arial, sans-serif;
}

#sidebar a:-webkit-any-link {
    color: white;
    cursor: pointer;
    text-decoration: none;
}

.dashboard{
  height:100vh;
}

/* Sidebar (NO SCROLL EVER) */
.sidebar{
  width:230px;
  background:#1e293b;
  color:#fff;
  padding:20px;

  position:fixed;
  top:0;
  left:0;
  bottom:0;

  overflow:hidden;
}

.sidebar h2{
  text-align:center;
  margin-bottom:20px;
}

.sidebar ul{
  list-style:none;
}

.sidebar ul li{
  padding:12px;
  margin-bottom:8px;
  cursor:pointer;
  border-radius:6px;
}

.sidebar ul li:hover,
.sidebar ul li.active{
  background:#334155;
}

/* Main content (ONLY THIS SCROLLS) */
.content{
  margin-left:230px;
  padding-left:30px;
  padding-right: 30px;
}

.content h1{
  margin-bottom:20px;
}

/* Cards */
.cards{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(200px,1fr));
  gap:20px;
}

.card{
  background:#fff;
  padding:20px;
  border-radius:10px;
  box-shadow:0 4px 10px rgba(0,0,0,.1);
}

.card h3{
  font-size:16px;
  margin-bottom:10px;
}

.card p{
  font-size:28px;
  font-weight:bold;
}

.blue{ border-left:6px solid #3b82f6; }
.green{ border-left:6px solid #22c55e; }
.red{ border-left:6px solid #ef4444; }
.orange{ border-left:6px solid #f97316; }

/* History */
.history{
  margin-top:30px;
  background:#fff;
  padding:20px;
  border-radius:10px;
}

.history ul{
  margin-top:10px;
}

.history li{
  margin-bottom:8px;
}