.about-section{padding:60px 0;background-color:#fff}.about-grid{display:grid;grid-template-columns:1fr;gap:40px;align-items:center}.about-image img{width:100%;border-radius:var(--border-radius);box-shadow:var(--shadow)}.about-content h2{font-size:2.5rem;color:var(--dark-blue);margin-bottom:20px}.about-content p{font-size:1.1rem;color:#555;margin-bottom:15px;line-height:1.8}.mission-section{padding:60px 0;background-color:var(--light-gray);text-align:center}.mission-section h2{font-size:2.5rem;color:var(--dark-blue);margin-bottom:15px}.mission-subtitle{font-size:1.2rem;color:#555;max-width:700px;margin:0 auto 40px}.mission-cards{display:grid;grid-template-columns:1fr;gap:30px}.mission-cards .card{background-color:#fff;padding:30px;border-radius:var(--border-radius);box-shadow:var(--shadow);transition:transform .3s ease,box-shadow .3s ease}.mission-cards .card:hover{transform:translateY(-10px);box-shadow:0 15px 40px rgba(0,0,0,0.1)}.mission-cards .card i{font-size:2.5rem;color:var(--primary-color);margin-bottom:20px}.mission-cards .card h3{font-size:1.5rem;color:var(--dark-blue);margin-bottom:10px}.contributors-section{padding:60px 0;background-color:#fff;text-align:center}.contributors-section h2{font-size:2.5rem;color:var(--dark-blue);margin-bottom:15px}.contributors-subtitle{font-size:1.2rem;color:#555;margin-bottom:30px;max-width:700px;margin-left:auto;margin-right:auto}.contributors-list{display:flex;flex-wrap:wrap;justify-content:center;gap:20px;margin-bottom:30px}.contributor{background-color:var(--light-gray);padding:15px 25px;border-radius:var(--border-radius);box-shadow:var(--shadow);display:flex;align-items:center;gap:10px;font-size:1rem;color:var(--dark-blue);transition:transform .3s ease}.contributor i{color:var(--primary-color)}.contributor:hover{transform:scale(1.05)}.cta-section{padding:60px 0;background-color:var(--dark-blue);color:#fff;text-align:center}.cta-section h2{font-size:2.2rem;margin-bottom:15px}.cta-section p{font-size:1.2rem;color:#eee;margin-bottom:30px;max-width:600px;margin-left:auto;margin-right:auto}@media(min-width:768px){.about-grid{grid-template-columns:repeat(2,1fr)}.about-image{order:1}.mission-cards{grid-template-columns:repeat(3,1fr)}}