body {
    background-color: #f8f9fa;
}

.navbar {
    background-color: #2563eb !important;
}

.btn-primary {
    background-color: #2563eb;
    border-color: #2563eb;
}

.btn-primary:hover {
    background-color: #1d4ed8;
    border-color: #1d4ed8;
}

.text-primary {
    color: #2563eb !important;
}

.bg-primary {
    background-color: #2563eb !important;
}

.card {
    border-radius: 12px;
}

.form-control:focus, .form-select:focus {
    border-color: #2563eb;
    box-shadow: 0 0 0 0.2rem rgba(37, 99, 235, 0.15);
}

.display-4 {
    line-height: 1.2;
}

code {
    background: #e9ecef;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.85em;
}

@media (max-width: 576px) {
    .display-4 { font-size: 2rem; }
    .display-6 { font-size: 1.5rem; }
}