/* Estilos gerais */
body {
    background-color: #f8f9fa;
}

/* Navbar */
.navbar {
    box-shadow: 0 2px 4px rgba(0,0,0,.1);
}

/* Cards */
.card {
    box-shadow: 0 0.15rem 1.75rem 0 rgba(58, 59, 69, 0.15);
    border: none;
}

.card-header {
    background-color: #f8f9fa;
    border-bottom: 1px solid #e3e6f0;
}

/* Botões */
.btn-primary {
    background-color: #4e73df;
    border-color: #4e73df;
}

.btn-primary:hover {
    background-color: #2e59d9;
    border-color: #2653d4;
}

/* Alertas */
.alert {
    margin-bottom: 1rem;
}

/* Tabelas */
.table thead th {
    border-top: none;
    background-color: #f8f9fa;
}

/* Formulários */
.form-control:focus {
    border-color: #bac8f3;
    box-shadow: 0 0 0 0.2rem rgba(78, 115, 223, 0.25);
}