.MuiAppBar-root {
    max-height: 64px !important;
    overflow: hidden;
}

/* Upgrade Alert Banner Styles */
.upgrade-alert {
    background: #2196f3;
    color: #fff;
    border-radius: 8px;
    padding: 1.25rem 1.5rem;
    margin: 1.5rem 0;
    font-family:
        -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial,
        sans-serif;
    box-shadow: 0 2px 8px rgba(33, 150, 243, 0.2);
    margin-top: -20px;

    /* Fade-in animation */
    opacity: 0;
    animation: fadeInBanner 0.6s ease-in forwards;
}

@keyframes fadeInBanner {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.upgrade-alert-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.upgrade-alert-icon {
    font-size: 1.5rem;
    line-height: 1;
    flex-shrink: 0;
}

.upgrade-alert-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin: 0;
    color: #fff;
}

.upgrade-alert-content {
    font-size: 0.95rem;
    line-height: 1.6;
    color: #fff;
}

.upgrade-alert-intro {
    margin-bottom: 0.75rem;
    font-weight: 500;
}

.upgrade-alert-features {
    list-style: none;
    padding: 0;
    margin: 0.75rem 0;
}

.upgrade-alert-features li {
    margin-bottom: 0.5rem;
    padding-left: 0;
}

.upgrade-alert-cta {
    display: inline-block;
    background: #fff;
    color: #2196f3;
    padding: 0.65rem 1.25rem;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    margin: 1rem 0 0.5rem 0;
    transition: all 0.2s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.upgrade-alert-cta:hover {
    background: #f5f5f5;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.upgrade-alert-cta:active {
    transform: translateY(0);
}

.upgrade-alert-footer {
    margin-top: 1rem;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.9);
    font-style: italic;
    margin-bottom: 0;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .upgrade-alert {
        padding: 1rem 1.25rem;
        margin: 1rem 0;
    }

    .upgrade-alert-header {
        gap: 0.4rem;
    }

    .upgrade-alert-icon {
        font-size: 1.3rem;
    }

    .upgrade-alert-title {
        font-size: 1rem;
    }

    .upgrade-alert-content {
        font-size: 0.9rem;
    }

    .upgrade-alert-features li {
        margin-bottom: 0.4rem;
        font-size: 0.85rem;
    }

    .upgrade-alert-cta {
        padding: 0.55rem 1rem;
        font-size: 0.9rem;
        display: block;
        text-align: center;
    }

    .upgrade-alert-footer {
        font-size: 0.8rem;
    }
}