body {
    background: #f6f8fb;
}

.hero-panel {
    background: linear-gradient(120deg, #f8fafc 0%, #ecf2ff 100%);
    border: 1px solid #dde5ff;
}

.whitespace-pre {
    white-space: pre-wrap;
}

select.form-select.is-premium {
    border-color: #f59e0b;
    box-shadow: 0 0 0 0.15rem rgba(245, 158, 11, 0.25);
}

select.form-select option.premium-option {
    color: #b45309;
    font-weight: 600;
}