.energy-service h1{font-size:clamp(2.5rem,6.3vw,6.3rem)}.energy-section-nav{display:flex;flex-wrap:wrap;gap:1rem 2rem;margin-top:3rem;padding-top:1.5rem;border-top:1px solid var(--line)}.energy-section-nav a{font-size:.875rem;line-height:1.6;color:var(--gold-light);padding:.5rem 0}.energy-methods{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:3rem}.energy-methods article{border-top:1px solid var(--gold);padding-top:1.5rem}.energy-methods h3{margin-top:1rem}@media(max-width:900px){.energy-methods{grid-template-columns:1fr;gap:2rem}}