/* About page */

.about {
    max-width: 1000px;
    margin: 0 auto;
}

.about .page-subtitle { max-width: 720px; }

.about-section + .about-section,
.about-stats + .about-section { margin-top: clamp(1.25rem, 3vw, 1.75rem); }

/* Sections */
.about-section-head { margin-bottom: 1.5rem; }

.about-section-head h2 {
    margin: 0;
    font-size: clamp(1.4rem, 1.15rem + 1vw, 1.85rem);
    font-weight: 700;
    color: var(--ink);
}

.about-eyebrow {
    display: inline-block;
    margin-bottom: 0.4rem;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--brand);
}

.about-lead {
    margin: 0.85rem 0 0;
    font-size: 1.08rem;
    line-height: 1.7;
    color: var(--muted);
}

.about-two-col {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem clamp(1.5rem, 4vw, 2.5rem);
}

.about-two-col p { margin: 0; }

@media (max-width: 767.98px) {
    .about-two-col { grid-template-columns: 1fr; }
}

/* Dataset features */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.feature {
    padding: 1.25rem;
    background: var(--page-bg);
    border-radius: var(--radius-sm);
}

.feature h3 {
    margin: 0.75rem 0 0.4rem;
    font-size: 1.1rem;
    font-weight: 700;
}

.feature p {
    margin: 0;
    color: var(--muted);
    line-height: 1.6;
}

@media (max-width: 767.98px) {
    .feature-grid { grid-template-columns: 1fr; }
}

.about-note {
    margin: 1.25rem 0 0;
    font-size: 0.95rem;
    color: var(--muted);
}

/* Impact */
.impact-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem clamp(1.5rem, 4vw, 2.5rem);
    margin: 0;
    padding: 0;
    list-style: none;
}

.impact-list li {
    position: relative;
    padding-left: 1.25rem;
    border-left: 3px solid var(--brand);
}

.impact-list h3 {
    margin: 0 0 0.35rem;
    font-size: 1.1rem;
    font-weight: 700;
}

.impact-list p {
    margin: 0;
    color: var(--muted);
    line-height: 1.6;
}

@media (max-width: 767.98px) {
    .impact-list { grid-template-columns: 1fr; }
}

.impact-callout {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem 1rem;
    margin-top: 1.75rem;
    padding: 1rem 1.25rem;
    border-radius: var(--radius-sm);
    background: var(--brand-soft);
    color: var(--brand-dark);
    text-decoration: none;
    font-weight: 500;
    transition: background-color 0.2s;
}

.impact-callout:hover {
    background: #d9e8f6;
    color: var(--brand-dark);
}

.impact-callout-link {
    font-weight: 700;
    white-space: nowrap;
}

/* Call to action */
.about-cta {
    margin-top: clamp(2rem, 5vw, 3rem);
    text-align: center;
}

.about-cta h2 {
    margin: 0 0 0.5rem;
    font-size: clamp(1.4rem, 1.15rem + 1vw, 1.85rem);
    font-weight: 700;
}

.about-cta p {
    max-width: 560px;
    margin: 0 auto 1.25rem;
    color: var(--muted);
}

.about-cta-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.75rem;
}

.about-cta-actions .btn {
    min-width: 160px;
    padding: 0.6rem 1.25rem;
}

@media (max-width: 575.98px) {
    .about-cta-actions { flex-direction: column; align-items: stretch; max-width: 320px; margin: 0 auto; }
}