.hydrogen-storage-hero{background:linear-gradient(rgba(51,65,85,.8),rgba(71,85,105,.8)),url(/hydrogen-storage-bg.jpg);background-size:cover;background-position:50%;background-repeat:no-repeat;padding:8rem 0 4rem;text-align:center;color:#fff}.hydrogen-storage-hero-content h1{font-size:3rem;margin-bottom:1rem;font-weight:700}.hydrogen-storage-hero-content p{font-size:1.25rem;color:hsla(0,0%,100%,.9)}.hydrogen-storage-intro{padding:4rem 0;background:#f8fafc}.intro-content{max-width:900px;margin:0 auto}.intro-content h2{font-size:2.5rem;color:#1e293b;margin-bottom:1.5rem;text-align:center}.lead-text{font-size:1.25rem;color:#475569;line-height:1.8}.intro-image{margin-top:2rem;text-align:center}.concept-img{max-width:100%;height:auto;border-radius:12px;box-shadow:0 8px 24px rgba(0,0,0,.1)}.hydrogen-storage-cost{padding:4rem 0;background:#fff}.cost-comparison{display:flex;justify-content:center;align-items:center;gap:2rem;margin-top:2rem;flex-wrap:wrap}.cost-card{flex:1 1;min-width:280px;max-width:400px;padding:2rem;background:#f8fafc;border-radius:12px;text-align:center;transition:all .3s ease}.cost-card.highlight{background:linear-gradient(135deg,#475569,#334155);color:#fff;transform:scale(1.05);box-shadow:0 8px 24px rgba(71,85,105,.3)}.cost-label{font-size:.9rem;font-weight:600;text-transform:uppercase;letter-spacing:1px;margin-bottom:1rem;opacity:.8}.cost-value{font-size:2.5rem;font-weight:800;margin-bottom:1rem}.cost-value.benchmark{color:#64748b}.cost-value.innovative{color:#fff}.cost-card p{font-size:.95rem;line-height:1.6}.cost-card.highlight p{color:hsla(0,0%,100%,.95)}.cost-arrow{display:flex;align-items:center;color:#475569}.hydrogen-storage-technology{padding:4rem 0;background:#f8fafc}.technology-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));grid-gap:2rem;gap:2rem;margin-top:2rem}.tech-card{padding:2rem;background:#fff;border-radius:12px;box-shadow:0 4px 12px rgba(0,0,0,.05);transition:all .3s ease}.tech-card:hover{transform:translateY(-5px);box-shadow:0 8px 24px rgba(0,0,0,.1)}.tech-icon{width:64px;height:64px;background:linear-gradient(135deg,#475569,#64748b);border-radius:12px;display:flex;align-items:center;justify-content:center;margin-bottom:1.5rem}.tech-icon svg{color:#fff}.tech-card h3{font-size:1.25rem;color:#1e293b;margin-bottom:1rem}.tech-card p{color:#64748b;line-height:1.6;font-size:.95rem}.hydrogen-storage-applications{padding:4rem 0;background:#fff}.section-intro{text-align:center;max-width:800px;margin:0 auto 2rem;font-size:1.1rem;color:#64748b;line-height:1.8}.applications-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));grid-gap:2rem;gap:2rem;margin-top:2rem}.application-item{padding:2rem;background:#f8fafc;border-radius:12px;text-align:center;transition:all .3s ease}.application-item:hover{transform:translateY(-5px);box-shadow:0 8px 24px rgba(0,0,0,.1)}.application-icon{width:56px;height:56px;background:linear-gradient(135deg,#475569,#64748b);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 1rem}.application-icon svg{color:#fff}.application-item h3{font-size:1.1rem;color:#1e293b;margin-bottom:.5rem}.application-item p{color:#64748b;font-size:.9rem;line-height:1.6}.hydrogen-storage-next{padding:4rem 0;background:#f8fafc}.next-steps-content{display:flex;align-items:center;gap:3rem;max-width:900px;margin:2rem auto 0;padding:2rem;background:#fff;border-radius:12px;box-shadow:0 4px 12px rgba(0,0,0,.05)}.next-steps-icon{flex-shrink:0}.next-steps-icon svg{color:#475569}.next-steps-text h3{font-size:1.5rem;color:#1e293b;margin-bottom:1rem}.next-steps-text p{color:#64748b;line-height:1.8;font-size:1.05rem}.hydrogen-storage-cta{padding:4rem 0;background:linear-gradient(135deg,#334155,#475569);color:#fff;text-align:center}.cta-content h2{font-size:2.5rem;margin-bottom:1rem;color:#fff}.cta-content p{font-size:1.25rem;color:hsla(0,0%,100%,.9);margin-bottom:2rem;max-width:700px;margin-left:auto;margin-right:auto}@media (max-width:768px){.hydrogen-storage-hero-content h1,.intro-content h2{font-size:2rem}.cost-comparison{flex-direction:column}.cost-arrow{transform:rotate(90deg)}.applications-grid,.technology-grid{grid-template-columns:1fr}.next-steps-content{flex-direction:column;text-align:center}.cta-content h2{font-size:2rem}}