.stack {
    background: var(--paper-alt);
}

.stack-inner {
    padding: 64px var(--ruled-grid-padding-x);
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 64px;
}

.stack-title {
    font-size: 28px;
    letter-spacing: -.02em;
    margin: 18px 0 14px;
}

.stack-intro {
    font-size: 15px;
    line-height: 1.62;
    color: var(--body-muted);
}

.stack-groups {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px 32px;
    align-content: start;
}

.stack-group-title {
    font-family: var(--font-family-mono);
    font-size: 11px;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--accent);
    padding-bottom: 10px;
    border-bottom: 1px solid var(--rule-strong);
    margin-bottom: 14px;
}

.stack-group ul {
    font-family: var(--font-family-mono);
    font-size: 14px;
    line-height: 2;
    color: var(--body);
}

@media (max-width: 1099px) {
    .stack-inner {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .stack-groups {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 759px) {
    .stack-inner {
        padding: 48px var(--ruled-grid-padding-x);
        gap: 32px;
    }

    .stack-title {
        font-size: 24px;
    }

    .stack-groups {
        gap: 32px 24px;
    }
}