/* Iron Mine System - simple, low-color, mobile-first styling */
:root {
    --brand: #2c3e50;
    --brand-light: #34495e;
    --accent: #2980b9;
    --bg: #f4f5f7;
    --border: #dfe3e8;
}
body {
    background: var(--bg);
    font-family: 'Segoe UI', Arial, sans-serif;
}
.navbar-brand { font-weight: 600; }
.sidebar {
    background: var(--brand);
    min-height: 100vh;
    color: #fff;
}
.sidebar a {
    color: #ecf0f1;
    display: block;
    padding: 10px 16px;
    text-decoration: none;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}
.sidebar a:hover, .sidebar a.active {
    background: var(--brand-light);
    color: #fff;
}
.topbar {
    background: #fff;
    border-bottom: 1px solid var(--border);
}
.card-stat {
    border: 1px solid var(--border);
    border-radius: 8px;
    background: #fff;
}
.table-wrap {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 16px;
}
.badge-open { background: #2980b9; }
.badge-closed, .badge-completed { background: #7f8c8d; }
.badge-pending { background: #e67e22; }
@media (max-width: 768px) {
    .sidebar { min-height: auto; }
}