/* Personnalisation générale */
body {
    background-color: #f4f6f9;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.navbar-brand {
    font-weight: bold;
    letter-spacing: 1px;
}

/* Style des cartes */
.card {
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    border: none;
    margin-bottom: 20px;
}

.card-header {
    border-radius: 10px 10px 0 0 !important;
    font-weight: 600;
}

/* Tableaux */
.table {
    background-color: white;
    border-radius: 8px;
    overflow: hidden;
}

.table thead th {
    background-color: #343a40;
    color: white;
    border-bottom: none;
}

/* Variations de cours */
.positive {
    color: #28a745;
    font-weight: 600;
}
.negative {
    color: #dc3545;
    font-weight: 600;
}
.neutral {
    color: #6c757d;
}

/* Boutons d'action */
.btn-sm {
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
}

/* Badges */
.badge {
    font-weight: 500;
    padding: 0.35em 0.65em;
}

/* Liens */
a {
    text-decoration: none;
}

/* Footer éventuel */
.footer {
    margin-top: 30px;
    text-align: center;
    color: #6c757d;
    font-size: 0.9rem;
}