.po-provider-banner {
    display: flex;
    align-items: center;
    gap: 12px;
    background: #f8fbff;
    border-left: 4px solid #1f4e79;
    border-radius: 8px;
    padding: 14px 20px;
    margin-bottom: 24px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;
    animation: fadeInBanner 0.4s ease-in-out;
    box-shadow: inset 0 0 0 rgba(0,0,0,0.05);
}

.po-provider-icon {
    font-size: 20px;
    line-height: 1;
}

.po-provider-sub {
    font-size: 0.90rem;
    color: #1a365d;
    line-height: 1.4;
}

@keyframes fadeInBanner {
    from { opacity: 0; transform: translateY(-4px); }
    to { opacity: 1; transform: none; }
}