/* CSS for Fleet Revenue (fleet_revenue.css) */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    display: flex;
    background-color: #f4f4f4;
}

.sidebar {
    width: 250px;
    background: #2c3e50;
    color: white;
    height: 100vh;
    overflow-y: auto;
    padding: 10px;
    position: fixed;
}

.sidebar ul { list-style: none; padding: 0; }
.sidebar li a { color: #bdc3c7; text-decoration: none; display: block; padding: 5px; font-size: 14px; }
.sidebar li a:hover { color: white; background: #34495e; }
.cat-header { font-weight: bold; margin-top: 15px; color: #3498db; text-transform: uppercase; font-size: 12px; border-bottom: 1px solid #7f8c8d; }

.main-content {
    margin-left: 270px; /* Offset for sidebar */
    padding: 20px;
    width: 100%;
}

/* Specific Page Styling indicator */
h1 { border-left: 5px solid #0046ad; padding-left: 10px; color: #0046ad; }
.debug-box {
    border: 1px dashed #ccc;
    padding: 15px;
    background: #fff;
    margin-top: 20px;
}