.sustain-hero{padding:112px 0 84px;background:#fff;border-bottom:1px solid var(--brand-border)}.sustain-hero .container{max-width:860px}.sustain-hero h1{font-size:max(2rem, min(4vw, 3.3rem))}.sustain-trust{background:var(--brand-bg-alt)}.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:24px;gap:24px}.feature-grid article,.impact-list div{border:1px solid var(--brand-border);border-radius:var(--brand-radius);padding:28px;background:#fff}.impact-list{display:grid;grid-gap:16px;gap:16px}.impact-list strong{color:var(--brand-primary-dark);font-size:1.15rem}.sustain-testimonial .container{max-width:900px}.sustain-testimonial blockquote{font-family:var(--brand-serif);font-size:max(1.8rem, min(4vw, 3rem));line-height:1.2;color:var(--brand-primary-dark)}@media (max-width:991px){.feature-grid{grid-template-columns:1fr}}