.guide-header { display:flex; justify-content:space-between; gap:1rem; padding:1.5rem max(1rem, calc((100% - 960px)/2)); border-bottom:1px solid #ddd; }
.guide { max-width:960px; margin:0 auto; padding:2rem 1rem 4rem; line-height:1.9; overflow-wrap:anywhere; }
.guide h1 { font-size:clamp(1.7rem,4vw,2.7rem); line-height:1.5; margin:1.5rem 0; }
.guide h2 { font-size:1.35rem; margin:2rem 0 .75rem; }
.guide ul { padding-left:1.4rem; }
.guide a:not(.button), .guide-header a { text-decoration:underline; text-underline-offset:3px; }
.guide a:focus-visible, .guide-header a:focus-visible { outline:3px solid #137154; outline-offset:4px; }
.guide .section-heading { margin-top:0; }