.how-hero{text-align:center;padding:90px 20px;background:#f9fafb;border-bottom:1px solid #e5e7eb}.how-hero h1{font-size:2.8rem;font-weight:800}.how-hero p{margin-top:12px;font-size:1.2rem;color:#4b5563}.how-container{max-width:1000px;margin:0 auto;padding:0 20px}.steps-container{max-width:900px;margin:80px auto;padding:0 20px}.step{padding:35px;background:#fff;border:1px solid #e5e7eb;border-radius:12px;margin-bottom:25px;position:relative}.step-number{position:absolute;top:-14px;left:-14px;background:#10b981;color:#fff;font-weight:700;height:38px;width:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.1rem}.step h2{margin-bottom:10px;font-size:1.6rem}.step p{color:#4b5563;font-size:1.1rem}.math{background:#f9fafb;padding:80px 20px;text-align:center}.math h2{font-size:2.2rem;margin-bottom:35px}.math-grid{max-width:1000px;margin:auto;display:grid;gap:20px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}.math-card{background:#fff;padding:25px;border-radius:12px;border:1px solid #e5e7eb;font-size:1.1rem}.security-badges{padding:80px 20px;text-align:center}.security-badges h2{font-size:2.2rem;margin-bottom:20px}.badge-grid{display:grid;gap:18px;max-width:800px;margin:25px auto;grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}.badge{background:#ecfdf5;border:1px solid #10b981;padding:12px;border-radius:10px;color:#065f46;font-weight:600}.security-note{color:#4b5563;margin-top:15px;font-size:1.05rem}.final-cta{padding:100px 20px;text-align:center}.final-cta h2{font-size:2.4rem;font-weight:800}.final-cta p{margin-top:10px;font-size:1.1rem;color:#4b5563}.big-btn{display:inline-block;margin-top:25px;padding:16px 28px;font-size:1.2rem;border-radius:12px}@media(max-width:768px){.how-hero h1{font-size:2.2rem}.final-cta h2{font-size:2rem}}.steps-container{position:relative}.steps-container:before{content:"";position:absolute;left:4.5px;top:40px;bottom:40px;width:2px;background:#e5e7eb;z-index:0}.step{position:relative;z-index:1}.testimonials{border-top:1px solid #e5e7eb;border-bottom:1px solid #e5e7eb}.testimonial-card{transition:transform .3s ease}.testimonial-card:hover{transform:translateY(-5px)}@media(max-width:768px){.steps-container:before{display:none}.step{padding:25px}.step-number{left:50%;transform:translate(-50%);top:-19px}}