.about-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0;
    margin-bottom: var(--space-6);
    align-items: stretch;
}

.about-section {
    max-width: none;
    margin-bottom: 0;
    height: 100%;
    padding: var(--space-4) var(--space-4) var(--space-4) 0;
    display: flex;
    flex-direction: column;
}

.about-section:nth-child(odd) {
    padding-right: var(--space-4);
}

.about-section:nth-child(even) {
    padding-left: var(--space-4);
    padding-right: 0;
}

.about-section:nth-child(1),
.about-section:nth-child(2) {
    border-bottom: 1px solid var(--color-border);
}

.about-section:nth-child(1),
.about-section:nth-child(3) {
    border-right: 1px solid var(--color-border);
}

.about-section p {
    margin-bottom: var(--space-3);
}

.about-section p:last-child {
    margin-bottom: 0;
}

.interests-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.interests-list li {
    font-size: 18px;
    line-height: 1.6;
    color: var(--color-text-muted);
    padding-left: var(--space-4);
    position: relative;
}

.interests-list li::before {
    content: "—";
    position: absolute;
    left: 0;
    color: var(--color-text-faint);
}

.interests-list strong {
    color: var(--color-text);
    font-weight: 600;
}

.setup-section {
    padding-top: var(--space-4);
    border-top: 1px solid var(--color-border);
    margin-bottom: 0;
}

.setup-line {
    font-family: var(--font-mono);
    font-size: 14px;
    color: var(--color-text-faint);
    max-width: none;
}

.ipa {
    font-family: var(--font-mono);
    font-size: 0.9em;
    color: var(--text-muted);
    white-space: nowrap;
}

@media (max-width: 640px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .about-section {
        padding: var(--space-4) 0;
        border: none !important;
    }

    .about-section:not(:last-child) {
        border-bottom: 1px solid var(--color-border) !important;
    }

    .about-section:first-child {
        padding-top: 0;
    }

    .about-section:last-child {
        padding-bottom: 0;
    }

    .about-section p {
        font-size: 17px;
        line-height: 1.7;
    }

    .section-subtitle {
        margin-bottom: var(--space-2);
    }

    .setup-section {
        padding-top: var(--space-3);
    }

    .setup-line {
        font-size: 13px;
        line-height: 1.6;
        word-break: break-word;
    }

    .ipa {
        font-size: 0.85em;
    }

    .about-section,
    .about-section:nth-child(odd),
    .about-section:nth-child(even) {
        padding: var(--space-4) 0;
    }
}