.operator-features{background:var(--sumi);color:var(--on-dark)}.operator-features h1{max-width:10.3ch}.operator-features .subhead,.operator-features .body-lg{color:var(--on-dark-2)}.operator-features-index{top:var(--header-height);z-index:10;background:var(--sumi);color:var(--on-dark-2);border-block:1px solid var(--sumi-rule);position:sticky}.operator-features-index nav{gap:var(--space-6);scrollbar-width:thin;display:flex;overflow-x:auto}.operator-features-index a{padding-block:var(--space-5);font-size:var(--type-caption);flex-shrink:0;text-decoration:none}.operator-features-index a:hover,.operator-features-index a:focus-visible{color:var(--ultra-lite)}.operator-features-detail{align-items:center;gap:var(--space-2);color:var(--ultra-lite);font-size:var(--type-caption);text-decoration:none;display:inline-flex}.operator-features-detail svg{flex-shrink:0}.operator-features-detail:hover{text-decoration:underline}.operator-features section[id]{scroll-margin-top:var(--space-6)}