/* Sustainable AI giving: quiet footer link and readable policy. */
footer .sustainable-ai-footer{margin:16px auto 0;padding:0 16px 20px;text-align:center;font-size:12px;line-height:1.6}
footer .sustainable-ai-footer a{display:inline-block;padding:8px 0;color:inherit;text-decoration:underline;text-underline-offset:3px;opacity:.85}
footer .sustainable-ai-footer a:hover,footer .sustainable-ai-footer a:focus-visible{opacity:1}
.sustainable-ai-footer a:focus-visible{outline:2px solid currentColor;outline-offset:4px}
.sustainable-ai-policy{max-width:880px;margin:auto;padding:clamp(36px,7vw,80px) 24px;font-size:1rem;line-height:1.8;overflow-wrap:anywhere}
.sustainable-ai-policy h1{font-size:clamp(2.4rem,7vw,4rem);line-height:1.1;margin:12px 0 24px}
.sustainable-ai-policy h2{font-size:clamp(1.35rem,4vw,1.8rem);line-height:1.3;margin:36px 0 12px}
.sustainable-ai-policy .giving-scope{border-left:3px solid currentColor;padding-left:18px}
.sustainable-ai-policy a{color:inherit;text-decoration:underline;text-underline-offset:3px}
.sustainable-ai-policy .giving-source-links{margin-top:36px}