/* Dark mode — dark green primary (Material Green 800) */
[data-md-color-scheme="slate"] {
    --md-primary-fg-color:              #2e7d32;
    --md-primary-fg-color--light:       rgba(46, 125, 50, 0.54);
    --md-primary-fg-color--dark:        #1b5e20;
    --md-primary-bg-color:              #ffffff;
    --md-primary-bg-color--light:       rgba(255, 255, 255, 0.7);
    --md-accent-fg-color:               #388e3c;
    --md-accent-fg-color--transparent:  rgba(56, 142, 60, 0.1);
}

/* Da Vinci section — red primary in dark mode */
body.davinci-section[data-md-color-scheme="slate"] {
    --md-primary-fg-color:        #ef5350;
    --md-primary-fg-color--light: rgba(239, 83, 80, 0.1);
    --md-primary-fg-color--dark:  #b71c1c;
    --md-primary-bg-color:        #ffffff;
    --md-primary-bg-color--light: rgba(255, 255, 255, 0.7);
}

.pi-gateway {
    text-align: center;
    margin-top: 5rem;
    padding-bottom: 1rem;
}

.pi-gateway a {
    color: var(--md-default-fg-color--light);
    opacity: 0.12;
    text-decoration: none;
    font-size: 1.8rem;
    transition: opacity 0.5s ease, transform 0.5s ease;
    display: inline-block;
    user-select: none;
}

.pi-gateway a:hover {
    opacity: 0.45;
    transform: rotate(15deg);
}