/* S6-R1 isolated presentation proposal; BG-P1 and source artwork retained. */
#principles .section-heading h2{max-width:1200px;}
#principles .section-intro{font-size:18px;line-height:1.65;max-width:78ch;margin:20px 0 0;}
#principles .cards{align-items:stretch;gap:24px;}
#principles .card{padding:30px 26px;}
#principles .card h3{font-size:22px;line-height:1.3;margin-bottom:14px;}
#principles .card p{font-size:16px;line-height:1.65;margin:0;}
@media(max-width:1100px){#principles .cards{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media(max-width:600px){#principles .cards{grid-template-columns:1fr;gap:18px;}#principles .card{padding:26px 24px;}#principles .section-intro{font-size:17px;}}