.engineering-hero { display:block; width:100%; max-width:1120px; margin:2rem auto; min-width:0; }
khan-grid-hero { display:block; width:100%; min-width:0; box-sizing:border-box; background:#070d19; color:#eef3fb; padding:clamp(8px,1.5vw,16px); border-radius:18px; }
khan-grid-hero::part(frame) { display:block; aspect-ratio:16/9; }
khan-grid-hero:not(:defined) { min-height:0; }
khan-grid-hero > img { display:block; width:100%; height:auto; aspect-ratio:16/9; object-fit:contain; background:#060c18; }
khan-grid-hero > p { line-height:1.6; max-width:75ch; }