body h1{font-size:clamp(3rem,5vw,4.5rem)!important;line-height:1.05;font-weight:700;letter-spacing:-0.03em}h2{font-size:clamp(2.2rem,3vw,3rem)!important;line-height:1.1;font-weight:700;letter-spacing:-0.02em}h3{font-size:clamp(1.6rem,2.5vw,2.5rem);line-height:1.2;font-weight:600}body h4{font-size:clamp(1.0rem,1.4vw,1.0rem)!important;line-height:1.3;font-weight:600}