* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            min-height: 100vh;
            padding: 20px;
            display: flex;
            justify-content: center;
            align-items: center;
        }

        .container {
            background: white;
            border-radius: 20px;
            padding: 40px;
            max-width: 900px;
            width: 100%;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
        }

        h1 {
            color: #333;
            margin-bottom: 10px;
            font-size: 2em;
        }

        .subtitle {
            color: #666;
            margin-bottom: 30px;
            font-size: 0.95em;
        }

        .input-group {
            display: none;
            gap: 10px;
            margin-bottom: 30px;
            position: relative;
            /* width: 250px; */
        }

        .input-group.show {
            display: flex;
        }

        input {
            flex: 1;
            padding: 15px;
            border: 2px solid #e0e0e0;
            border-radius: 10px;
            font-size: 16px;
            transition: border-color 0.3s;
        }
        

        input:focus {
            outline: none;
            border-color: #667eea;
        }

        button {
            padding: 15px 30px;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            border: none;
            border-radius: 10px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: transform 0.2s, box-shadow 0.2s;
        }

        button:hover {
            transform: translateY(-2px);
            box-shadow: 0 5px 20px rgba(102, 126, 234, 0.4);
        }

        button:active {
            transform: translateY(0);
        }

        button:disabled {
            opacity: 0.6;
            cursor: not-allowed;
            transform: none;
        }

        .dropdown-content {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  background-color: #f6f6f6;
  box-shadow: 0px 8px 16px rgba(0,0,0,0.2);
  z-index: 1;
  max-height: 200px; /* limit visible height */
  overflow-y: auto;  /* enable scrolling */
  border: 1px solid #ccc;
  border-top: none;
  border-radius: 10px;
}

.dropdown-content a {
  color: black;
  padding: 12px 16px;
  text-decoration: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  text-align: left;
}

.dropdown-content a:hover {
  background-color: #ddd;
}

.dropdown-content.show {
  display: block;
}
.untracked {
  color: #9f2323;        /* lighter text color */
  font-size: 0.9em;   /* slightly smaller */
}
.tracked {
    color: #429f23;        /* lighter text color */
  font-size: 0.9em; 
}
        .chart-container {
            position: relative;
            height: 400px;
            margin-top: 20px;
            display: none;
        }

        .chart-container.show {
            display: block;
        }

        .error {
            background: #fee;
            color: #c33;
            padding: 15px;
            border-radius: 10px;
            margin-top: 20px;
            display: none;
        }

        .error.show {
            display: block;
        }

        .loading {
            text-align: center;
            color: #667eea;
            font-size: 18px;
            margin-top: 20px;
            display: none;
        }

        .loading.show {
            display: block;
        }

        .stats {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
            gap: 15px;
            margin-top: 20px;
            display: none;
        }

        .stats.show {
            display: grid;
        }

        .stat-card {
            background: #f8f9fa;
            padding: 20px;
            border-radius: 10px;
            text-align: center;
        }

        .stat-label {
            color: #666;
            font-size: 0.9em;
            margin-bottom: 5px;
        }

        .stat-value {
            color: #333;
            font-size: 1.5em;
            font-weight: 700;
        }