.about-hero{padding:var(--spacing-xl) 0 var(--spacing-xxl);background-color:var(--color-bg-secondary)}.about-intro{max-width:800px;margin:0 auto;text-align:center}.lead-text{font-size:1.25rem;line-height:1.7;color:var(--color-text-light);margin-top:var(--spacing-md)}.about-content{padding:var(--spacing-xxl) 0}.about-grid{display:grid;grid-template-columns:1fr 350px;gap:var(--spacing-xxl);margin-bottom:var(--spacing-xxl)}.about-main h2{font-size:1.75rem;margin-top:var(--spacing-xl);margin-bottom:var(--spacing-md);color:var(--color-text)}.about-main h2:first-child{margin-top:0}.about-main p{font-size:1.0625rem;line-height:1.7;color:var(--color-text-light);margin-bottom:var(--spacing-md)}.expertise-list{margin-top:var(--spacing-lg)}.expertise-item{margin-bottom:var(--spacing-lg);padding-left:var(--spacing-md);border-left:3px solid var(--color-primary)}.expertise-item h3{font-size:1.25rem;margin-bottom:var(--spacing-xs);color:var(--color-text)}.expertise-item p{font-size:1rem;margin-bottom:0}.about-sidebar{position:sticky;top:calc(64px + var(--spacing-lg));height:fit-content}.skills-section,.certifications{background-color:var(--color-bg-secondary);padding:var(--spacing-lg);border-radius:8px;margin-bottom:var(--spacing-lg)}.skills-section h3,.certifications h3{font-size:1.25rem;margin-bottom:var(--spacing-md);color:var(--color-text)}.skills-grid{display:grid;gap:var(--spacing-md)}.skill-category h4{font-size:.875rem;font-weight:600;color:var(--color-primary);text-transform:uppercase;margin-bottom:var(--spacing-xs)}.skill-category ul,.certifications ul{list-style:none}.skill-category li,.certifications li{font-size:.875rem;color:var(--color-text-light);padding:.25rem 0}.certifications li{padding:.5rem 0;border-bottom:1px solid var(--color-border)}.certifications li:last-child{border-bottom:none}.cta-section{text-align:center;padding:var(--spacing-xxl);background-color:var(--color-bg-secondary);border-radius:8px}.cta-section h2{font-size:2rem;margin-bottom:var(--spacing-sm)}.cta-section p{font-size:1.125rem;color:var(--color-text-light);margin-bottom:var(--spacing-lg)}@media (max-width: 968px){.about-grid{grid-template-columns:1fr}.about-sidebar{position:static}.skills-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width: 480px){.skills-grid{grid-template-columns:1fr}}