/* Hierarquia tipográfica mais sóbria para páginas técnicas e de conversão. */
.hero h1{font-size:clamp(2.5rem,4.2vw,3.8rem);line-height:1.02}.page-hero h1{font-size:clamp(2.35rem,4.1vw,4rem);line-height:1.04}.section h2,.about-layout h2,.section-title{font-size:clamp(2rem,3vw,3rem);line-height:1.08}.profile-content h1,.profile-content h2{font-size:clamp(2.1rem,3.1vw,3rem);line-height:1.05}.cta h2,.contact h2{font-size:clamp(2.05rem,3vw,3rem);line-height:1.06}.post-card h2{font-size:1.45rem;line-height:1.15}.article-body h2{font-size:1.55rem;line-height:1.2}@media(max-width:560px){.hero h1{font-size:2.45rem}.page-hero h1{font-size:2.35rem}.section h2,.about-layout h2,.section-title{font-size:2rem}.profile-content h1,.profile-content h2{font-size:2.1rem}.cta h2,.contact h2{font-size:2.05rem}.article-body h2{font-size:1.35rem}}