body {
    background: #f6f8f7;
}

.sidebar {
    min-height: 100vh;
    background: #198754;
}

.sidebar .nav-link {
    color: rgba(255,255,255,.9);
    border-radius: 8px;
    margin-bottom: 4px;
}

.sidebar .nav-link:hover,
.sidebar .nav-link.active {
    background: rgba(255,255,255,.18);
    color: #fff;
}

.card-stat {
    border: 0;
    border-radius: 16px;
    box-shadow: 0 8px 24px rgba(0,0,0,.06);
}

.brand-box {
    font-weight: 700;
    color: #fff;
    letter-spacing: .3px;
}