.calculator-hub{padding:60px 20px;text-align:center}.section-heading h2{margin-bottom:10px}.calculator-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:25px;max-width:1200px;margin:40px auto}.calculator-card{background:#fff;border-radius:16px;padding:30px 25px;box-shadow:0 4px 20px rgba(0,0,0,.08);text-align:center;transition:transform .3s,box-shadow .3s}.calculator-card:hover{transform:translateY(-8px);box-shadow:0 10px 30px rgba(0,0,0,.12)}.icon{width:70px;height:70px;margin:0 auto 20px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:2.2rem}.calculator-card h3{margin:0 0 15px;color:#333}.calculator-card p{color:#555;line-height:1.6;margin-bottom:20px}.card-link{color:#e91e63;font-weight:600;text-decoration:none}.card-link:hover{text-decoration:underline}.img-fluid{max-width:100%;height:auto;display:block;margin:0 auto;border-radius:12px;box-shadow:0 4px 15px rgba(0,0,0,.08)}.img-fluid:hover{transform:scale(1.02);transition:transform .4s ease}