.about-hero{background:var(--gray-50);padding:56px 0;border-bottom:1px solid var(--gray-100)}.about-hero h1{font-size:max(1.7rem, min(3vw, 2.4rem));font-weight:800;color:var(--gray-900);margin-bottom:16px;max-width:680px}.about-hero .lead{color:var(--gray-500);font-size:1rem;line-height:1.75}.about-hero ai-img{width:100%;border-radius:var(--radius-md)}.timeline{position:relative;padding-left:40px}.timeline::before{content:"";position:absolute;left:16px;top:0;bottom:0;width:2px;background:var(--gray-100)}.timeline-item{position:relative;margin-bottom:36px}.timeline-item::before{content:"";position:absolute;left:-32px;top:6px;width:12px;height:12px;border-radius:50%;background:var(--primary);border:2px solid var(--white);box-shadow:0 0 0 2px var(--primary-light)}.timeline-year{font-size:.78rem;font-weight:700;color:var(--primary);text-transform:uppercase;letter-spacing:.1em;margin-bottom:6px}.timeline-item h4{font-size:1.05rem;font-weight:700;color:var(--gray-900);margin-bottom:6px}.timeline-item p{color:var(--gray-500);font-size:.9rem;line-height:1.7;margin:0}.value-card{background:var(--white);border:1px solid var(--gray-100);border-radius:var(--radius-md);padding:28px 24px;height:100%;transition:box-shadow var(--transition)}.value-card:hover{box-shadow:var(--shadow-md)}.value-icon{width:52px;height:52px;background:rgba(139,105,20,.08);border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;margin-bottom:16px}.value-card h4{font-size:1rem;font-weight:700;color:var(--gray-900);margin-bottom:10px}.value-card p{color:var(--gray-500);font-size:.88rem;line-height:1.7;margin:0}.cert-card{text-align:center;background:var(--white);border:1px solid var(--gray-100);border-radius:var(--radius-md);padding:28px 20px;height:100%}.cert-card ai-img{width:80px;height:80px;margin:0 auto 16px;-o-object-fit:contain;object-fit:contain}.cert-card h4{font-size:1rem;font-weight:700;color:var(--gray-900);margin-bottom:8px}.cert-card p{color:var(--gray-500);font-size:.87rem;line-height:1.65;margin-bottom:12px}.cert-scope{font-size:.78rem;color:var(--primary);font-style:italic}.about-cta h2{font-size:max(1.4rem, min(2.5vw, 2rem));font-weight:700;color:var(--gray-900);margin-bottom:10px}.about-cta p{color:var(--gray-500);font-size:.95rem;line-height:1.7}