/* Explain: Spacing, section rhythm, and presentation-board layout utilities. - */
.section-pad {
    padding-top: clamp(2rem, 4vw, 4rem);
    padding-bottom: clamp(2rem, 4vw, 4rem);
}

.content-shell {
    width: min(100% - 2rem, 1200px);
    margin-inline: auto;
}