/* Original material, one evidence board, and a compact group-principle footer. */
.ba-foundation{--foundation-title:clamp(29px,2.75vw,38px);padding:84px 0 64px;background:#f7f6fb;color:#30213e}
.ba-foundation-head{display:flex;justify-content:space-between;align-items:flex-end;gap:32px;margin-bottom:32px}
.ba-foundation-label{display:flex;align-items:center;gap:16px;margin:0 0 17px;font:500 14px/1.6 var(--sans);color:#574364}
.ba-foundation-label>span,.ba-foundation-index{font:500 14px/1.4 var(--sans);color:#aa8a60;font-variant-numeric:tabular-nums}
.ba-foundation-label i,.ba-foundation-index i{display:inline-block;width:30px;height:1px;background:#baa582;vertical-align:middle;margin-left:12px}
.ba-foundation-label i{margin:0}
#main .ba-foundation .ba-foundation-head h2{font:550 var(--foundation-title)/1.42 var(--sans)!important;letter-spacing:-.025em;color:#30213e;margin:0}
.ba-foundation-link{display:inline-flex;align-items:center;justify-content:space-between;gap:18px;min-height:44px;border-bottom:1px solid #b59a76;color:inherit;font:450 13px/1.6 var(--sans);text-decoration:none;width:fit-content;transition:color .2s,border-color .2s}
.ba-foundation-link>span{font:400 19px/1 var(--sans);transition:transform .2s}
.ba-foundation-board{display:grid;grid-template-columns:minmax(0,.39fr) minmax(0,.61fr);gap:12px}
.ba-foundation-board article{min-width:0;border-radius:7px}
#main .ba-foundation h3{font:550 25px/1.4 var(--sans);letter-spacing:-.02em;color:inherit;margin:0}
.ba-foundation-index{margin:0 0 14px;display:block}
.ba-foundation-description{font:400 14px/1.8 var(--sans);color:#7a7087;margin:14px 0 0}
.ba-foundation-license{grid-row:span 2;padding:32px 34px 24px;background:linear-gradient(145deg,#32243e,#382849);color:#f4eff7;display:flex;flex-direction:column;position:relative;overflow:hidden}
.ba-foundation-license:after{content:"";position:absolute;left:34px;right:34px;bottom:0;height:2px;background:linear-gradient(90deg,#c4a779,transparent);pointer-events:none}
.ba-foundation-license .ba-foundation-description{color:#d0c5da;margin-top:13px}
.ba-foundation-regions{margin:21px 0 0}
.ba-foundation-regions a{display:flex;align-items:center;justify-content:space-between;gap:20px;border-bottom:1px solid #a48caf38;padding:16px 0;min-height:78px;transition:background .2s,padding .2s,color .2s}
.ba-foundation-regions strong{font:500 17px/1.5 var(--sans);display:block;letter-spacing:.03em}
.ba-foundation-regions small{font:400 12px/1.6 var(--sans);display:block;margin-top:4px;color:#c1b6cf}
.ba-foundation-regions a>span:last-child{font-size:18px;font-weight:300;color:#d9c49d}
.ba-foundation-license-foot{margin-top:auto;padding-top:17px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:6px 18px}
.ba-foundation-license-foot p{font:400 11px/1.8 var(--sans);color:#c4b7cf;margin:0;max-width:170px}
.ba-foundation-license-foot .ba-foundation-link{font-size:12px;gap:10px}
.ba-foundation-signature{font:400 10px/1.4 var(--sans);color:#b7a081;letter-spacing:.16em;margin-top:25px}
.ba-foundation-partners{background:#fff;padding:27px 30px 22px}
.ba-foundation-partners header{display:flex;gap:20px;align-items:center;justify-content:space-between}
.ba-foundation-partners header>div{display:flex;align-items:center;gap:18px}
.ba-foundation-partners header .ba-foundation-index{margin:0}
.ba-foundation-partners header .ba-foundation-link{font-size:11px;min-height:36px;gap:12px;flex-shrink:0}
.ba-foundation-partners .ba-foundation-description{font-size:13px;margin:8px 0 19px}
.ba-foundation-logos{display:grid;grid-template-columns:repeat(3,minmax(0,1fr))}
.ba-foundation-logos>div{height:85px;min-width:0;display:flex;align-items:center;justify-content:center;padding:18px 22px;position:relative}
.ba-foundation-logos>div:nth-child(-n+3){border-bottom:1px solid #e6e0ed}
.ba-foundation-logos>div:not(:nth-child(3n)):after{content:"";position:absolute;right:0;top:21px;bottom:21px;width:1px;background:#e6e0ed}
.ba-foundation-logos img{width:100%;height:42px;object-fit:contain;transition:transform .25s}
.ba-foundation-logos [data-partner=okx] img{max-width:94px}.ba-foundation-logos [data-partner=stripe] img{max-width:96px}
.ba-foundation-patents{background:#ebe7f4;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);align-items:center;gap:18px;padding:25px 28px 25px 30px}
.ba-foundation-patents .ba-foundation-index{margin-bottom:13px}
.ba-patent-count{font:500 18px/1.6 var(--sans);margin:12px 0 0}
.ba-foundation-patents .ba-foundation-description{font-size:12px;line-height:1.7;margin-top:9px;max-width:210px}
.ba-foundation-patents .ba-foundation-link{margin-top:16px;font-size:12px}
.ba-foundation-papers{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));align-items:center;gap:13px;min-width:0;padding:4px 0}
.ba-foundation-papers img{display:block;width:100%;height:auto;aspect-ratio:510/720;object-fit:contain;filter:drop-shadow(4px 7px 5px #34213b20);transition:transform .25s}
.ba-principle-strip{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-top:1px solid #c7b797;margin-top:28px;padding-top:24px;gap:0;color:#30213e}
.ba-principle{min-width:0;padding:0 28px;border-right:1px solid #d8d0e0;interpolate-size:allow-keywords}
.ba-principle:first-child{padding-left:0}.ba-principle:last-child{border:0;padding-right:0}
.ba-principle summary{list-style:none;cursor:pointer;display:grid;grid-template-columns:1fr 24px;align-items:center;gap:8px 14px;min-height:68px;border:0;background:none}
.ba-principle summary::-webkit-details-marker{display:none}
.ba-principle-title{font:550 21px/1.5 var(--sans);letter-spacing:.03em}
.ba-principle-plus{font:300 26px/1 var(--sans);color:#a7885d;text-align:right;transition:transform .24s}
.ba-principle-summary{grid-column:1/-1;font:400 13px/1.8 var(--sans);color:#665572}
.ba-principle-body p{font:400 13px/1.9 var(--sans);color:#82768d;margin:14px 0 3px}
.ba-principle[open] .ba-principle-plus{transform:rotate(45deg)}
.ba-foundation-principles-link{display:flex;justify-content:flex-end;margin-top:20px}
.ba-foundation-principles-link a{font-size:12px;min-height:36px;border-bottom-color:#d1c4b6;color:#796782}
.ba-foundation :is(a,summary):focus-visible,.ba-principle summary:focus-visible{outline:2px solid #aa87c7;outline-offset:5px;border-radius:2px}
.ba-foundation-license a:focus-visible{outline-color:#e7d3ab}
@media(hover:hover){.ba-foundation-link:hover{color:#976aaf;border-color:#976aaf}.ba-foundation-link:hover>span{transform:translate(2px,-2px)}.ba-foundation-license .ba-foundation-link:hover{color:#ecdaba;border-color:#ecdaba}.ba-foundation-regions a:hover{background:#cbb7e21a;padding-inline:12px;color:#edd6ac}.ba-foundation-logos>div:hover img{transform:scale(1.04)}.ba-foundation-papers:hover img:first-child{transform:translateY(-5px)}.ba-foundation-papers:hover img:last-child{transform:translateY(-2px)}.ba-principle summary:hover .ba-principle-title{color:#8b609f}}
@media(max-width:1100px){.ba-foundation-board{grid-template-columns:minmax(0,.38fr) minmax(0,.62fr)}.ba-foundation-license{padding:28px 25px 22px}.ba-foundation-partners{padding:25px 24px 16px}.ba-foundation-partners header{align-items:flex-start;gap:13px}.ba-foundation-partners header>div{gap:12px}.ba-foundation-partners header .ba-foundation-link{max-width:145px;font-size:10px}.ba-foundation-logos>div{padding:15px}.ba-foundation-patents{padding:24px;gap:15px}.ba-foundation-papers{gap:8px}.ba-principle{padding:0 22px}}
@media(max-width:800px){.ba-foundation{padding:60px 0 46px}.ba-foundation-head{display:block;margin-bottom:26px}.ba-foundation-head>.ba-foundation-link{margin-top:18px;font-size:13px}.ba-foundation-board{grid-template-columns:1fr}.ba-foundation-license{grid-row:auto;padding:26px 28px}.ba-foundation-regions{display:grid;grid-template-columns:1fr 1fr;gap:0 27px;margin-top:16px}.ba-foundation-license-foot{padding-top:16px}.ba-foundation-license-foot p{max-width:none}.ba-foundation-signature{margin-top:18px}.ba-foundation-partners{padding:26px 28px 19px}.ba-foundation-partners header .ba-foundation-link{font-size:11px;max-width:none}.ba-foundation-logos>div{height:90px;padding:20px 27px}.ba-foundation-patents{padding:26px 28px;min-height:250px;grid-template-columns:1fr 1fr}.ba-foundation-papers img{max-height:250px}.ba-principle-strip{grid-template-columns:1fr;padding-top:0;margin-top:24px}.ba-principle,.ba-principle:first-child,.ba-principle:last-child{padding:19px 0;border:0;border-bottom:1px solid #ddd5e6}.ba-principle summary{min-height:62px;gap:4px 16px}.ba-principle-title{font-size:20px}.ba-principle-summary,.ba-principle-body p{font-size:14px}.ba-foundation-principles-link{justify-content:flex-start}}
@media(max-width:480px){.ba-foundation{--foundation-title:27px}.ba-foundation-head h2 br{display:none}#main .ba-foundation h2{font-size:27px;max-width:330px;line-height:1.45}.ba-foundation-label{font-size:12px;gap:12px}.ba-foundation-label>span{font-size:12px}.ba-foundation-license,.ba-foundation-partners{padding:23px 21px}.ba-foundation-board{gap:12px}#main .ba-foundation h3{font-size:22px}.ba-foundation-description{font-size:13px}.ba-foundation-regions{gap:0 20px}.ba-foundation-regions a{min-height:85px;gap:7px}.ba-foundation-regions strong{font-size:16px}.ba-foundation-regions small{font-size:10px}.ba-foundation-license-foot{align-items:flex-start;gap:5px 20px}.ba-foundation-license-foot p{max-width:130px}.ba-foundation-partners header{display:block}.ba-foundation-partners header .ba-foundation-link{margin-top:8px;font-size:11px;min-height:33px}.ba-foundation-logos>div{height:71px;padding:17px 10px}.ba-foundation-logos img{height:31px}.ba-foundation-logos [data-partner=okx] img,.ba-foundation-logos [data-partner=stripe] img{max-width:65px}.ba-foundation-patents{grid-template-columns:1fr;padding:25px 21px;gap:19px}.ba-foundation-patents>div:first-child{position:relative;padding-right:0}.ba-foundation-patents .ba-foundation-description{max-width:none}.ba-foundation-patents .ba-foundation-link{margin-top:12px}.ba-foundation-papers{justify-content:start;grid-template-columns:1fr 1fr;gap:18px;padding:0 8px}.ba-foundation-papers img{max-height:235px}.ba-patent-count{font-size:17px}.ba-principle-strip{margin-top:21px}}
@media(prefers-reduced-motion:reduce){.ba-foundation *,.ba-principle::details-content{transition:none!important}}
.ba-principle-strip{align-items:start}.ba-principle[data-motion-closing] .ba-principle-plus{transform:rotate(0)}