/* ===============================
   GLOBAL THEME
================================ */

body {
    font-family: "Segoe UI", Arial, sans-serif;
    background-color: #f4f6f9;   /* soft professional background */
    margin: 0;
    padding: 0;
}

h4, h5 {
    color: #1f2d3d;
}

/* ===============================
   HEADER & FOOTER
================================ */

.app-header {
    background-color: #003366;
    color: white;
    padding: 12px 24px;
    font-size: 18px;
    font-weight: 600;
}

.app-footer {
    background-color: #e9ecef;
    color: #555;
    padding: 10px 24px;
    font-size: 12px;
    text-align: center;
}

/* ===============================
   CARDS & SECTIONS
================================ */

.card {
    background-color: white;
    padding: 16px;
    border-radius: 6px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.08);
    margin-bottom: 20px;
}

/* KPI coloring */
.kpi-good {
    color: #1e7e34;
}

.kpi-warning {
    color: #856404;
}

.kpi-critical {
    color: #721c24;
}

table {
    border: 1px solid #ccc;
}

th {
    background-color: #003366;
    color: white;
    padding: 8px;
}

td {
    padding: 8px;
    border: 1px solid #ddd;
}