:root{color-scheme:light dark;--color-bg:#FBFAF8;--color-fg:#1A1C20;--color-accent:#2A5C4E;--muted:#555E58;--line:#d5dad4;--panel:#edf1e9;--visual:#d9e5d9;--art:#2A5C4E;--serif:Georgia,'Times New Roman',serif;--sans:system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--color-bg);color:var(--color-fg);font:16px/1.6 var(--sans)}a{color:inherit;text-decoration:none}a:focus-visible{outline:3px solid var(--color-accent);outline-offset:6px}p{margin:0}button,a{touch-action:manipulation}.page{max-width:1440px;margin:auto;padding:0 64px}.header{height:120px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:12px;font-size:23px;font-weight:650;letter-spacing:-.8px;min-height:44px}.mark{width:32px;height:32px;color:var(--color-accent)}.brand-suffix{font-weight:400}.header-link{display:flex;gap:24px;align-items:center;min-height:44px;font-size:14px}.hero{display:grid;grid-template-columns:1.13fr 1fr;gap:48px;padding:80px 0 64px;align-items:center}.hero-copy{padding:8px 0}.eyebrow{font-size:14px;color:var(--muted);display:flex;gap:10px;align-items:center}.status-dot{width:7px;height:7px;border-radius:50%;background:var(--color-accent)}.eyebrow-divider{margin:0 4px;color:var(--muted)}h1{font-family:var(--serif);font-size:clamp(48px,5.15vw,76px);font-weight:400;line-height:1.06;letter-spacing:-3px;margin:30px 0 25px}h1 em{font-weight:400;color:var(--color-accent)}.description{max-width:430px;font-size:18px;line-height:1.75;color:var(--muted)}.button{display:inline-flex;justify-content:space-between;gap:40px;align-items:center;background:var(--color-accent);color:var(--color-bg);min-height:52px;padding:12px 24px;border-radius:6px;font-size:15px;margin-top:30px}.button:hover{filter:brightness(1.1)}.launch-note{font-size:14px;color:var(--muted);margin-top:20px;max-width:420px}.visual{aspect-ratio:1;max-width:500px;width:100%;background:var(--visual);border-radius:12px;position:relative;overflow:hidden;color:var(--art)}.visual-grid{position:absolute;inset:0;background-image:linear-gradient(to right,currentColor 1px,transparent 1px),linear-gradient(to bottom,currentColor 1px,transparent 1px);background-size:40px 40px;opacity:.055}.visual-orbit{position:absolute;width:78%;height:78%;border:1px solid currentColor;border-radius:50%;opacity:.12;left:11%;top:11%}.orbit-two{width:60%;height:60%;top:20%;left:20%}.landscape{width:100%;height:100%;position:relative}.art-lines{stroke:currentColor;stroke-width:2;stroke-linejoin:round;fill:var(--visual)}.land-line{stroke:currentColor;stroke-width:1.1;opacity:.3}.art-dot{fill:currentColor}.visual-caption{position:absolute;left:24px;right:24px;bottom:20px;display:flex;justify-content:space-between;font-size:14px}.features{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:30px 0;gap:24px}.feature{display:flex;align-items:baseline;gap:18px}.feature-number{font-size:14px;color:var(--color-accent)}.feature p{font-size:16px}.ecosystem{display:grid;grid-template-columns:.85fr 1.15fr;gap:80px;padding:80px 0}.section-intro h2{font:400 40px/1.15 var(--serif);letter-spacing:-1.2px;margin:20px 0}.section-intro>p:last-child{max-width:350px;color:var(--muted)}.network{display:grid;grid-template-columns:repeat(2,1fr);gap:0 28px}.network a{border-bottom:1px solid var(--line);position:relative;padding:16px 20px 16px 0;min-height:78px}.network a>span:first-child{display:block;font-weight:550;font-size:16px}.network-role{font-size:14px;color:var(--muted)}.network-arrow{position:absolute;right:0;top:20px;color:var(--color-accent)}.network a:hover>span:first-child{text-decoration:underline;text-underline-offset:5px}footer{display:flex;flex-wrap:wrap;gap:12px 28px;align-items:baseline;justify-content:space-between;padding:28px 0 38px;border-top:1px solid var(--line);font-size:14px;color:var(--muted)}footer .disclosure{order:3;width:100%;max-width:760px}body[data-edition="index"]{--visual:#e6dfcf;--art:#4e5b3d}body[data-edition="answers"]{--visual:#dce9e7;--art:#2a5c58}body[data-edition="documents"],body[data-edition="guides"]{--visual:#e7e1db;--art:#68584b}.skip{position:absolute;left:16px;top:-100px;background:var(--color-bg);color:var(--color-fg);padding:12px 20px;z-index:9}.skip:focus{top:16px}
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@media(max-width:720px){.page{padding:0 24px}.header{height:88px}.brand{font-size:20px;gap:8px}.header-link{font-size:14px;gap:10px;max-width:115px;line-height:1.4}.hero{grid-template-columns:1fr;padding:44px 0;gap:36px}.hero-copy h1{font-size:clamp(44px,9vw,64px);letter-spacing:-1.8px;margin:24px 0}.visual{max-width:100%;aspect-ratio:1.15}.features{grid-template-columns:1fr;gap:18px;padding:26px 0}.ecosystem{grid-template-columns:1fr;padding:48px 0;gap:26px}.section-intro h2{font-size:36px}.network{gap:0 20px}.network a>span:first-child{font-size:15px}.network-role{font-size:14px}.visual-caption{left:20px;right:20px}footer{padding-bottom:28px}}
@media(max-width:380px){.page{padding:0 18px}.network{grid-template-columns:1fr}.brand{font-size:18px}.header-link{max-width:100px}.hero-copy h1{font-size:40px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}
@media print{:root{color-scheme:light;--color-bg:#fff;--color-fg:#1A1C20;--color-accent:#2A5C4E;--muted:#555E58;--line:#d5dad4}.page{padding:0}.hero{padding:28px 0}.visual{display:none}.hero,.ecosystem{display:block}.network{margin-top:24px}.button{border:1px solid;color:var(--color-fg);background:none}.header-link{display:none}footer{break-inside:avoid}}
.header-actions{display:flex;align-items:center;gap:24px}.theme-toggle{background:none;border:1px solid var(--line);border-radius:6px;color:var(--color-fg);font:14px var(--sans);padding:10px 14px;min-height:44px;cursor:pointer}.theme-toggle[hidden]{display:none}.theme-toggle:focus-visible{outline:3px solid var(--color-accent);outline-offset:4px}:root[data-theme="light"]{color-scheme:light;--color-bg:#FBFAF8;--color-fg:#1A1C20;--color-accent:#2A5C4E;--muted:#555E58;--line:#d5dad4;--visual:#d9e5d9;--art:#2A5C4E}:root[data-theme="dark"]{color-scheme:dark;--color-bg:#14161A;--color-fg:#EDEBE7;--color-accent:#5FBFA3;--muted:#b4bcb6;--line:#3a443d;--visual:#22372c;--art:#8ec1a0}:root[data-theme="light"] body[data-edition="index"]{--visual:#e6dfcf;--art:#4e5b3d}:root[data-theme="light"] body[data-edition="answers"]{--visual:#dce9e7;--art:#2a5c58}:root[data-theme="light"] body[data-edition="documents"],:root[data-theme="light"] body[data-edition="guides"]{--visual:#e7e1db;--art:#68584b}:root[data-theme="dark"] body[data-edition="index"]{--visual:#34352c;--art:#c2c295}:root[data-theme="dark"] body[data-edition="answers"]{--visual:#213533;--art:#90c4ba}:root[data-theme="dark"] body[data-edition="documents"],:root[data-theme="dark"] body[data-edition="guides"]{--visual:#37312e;--art:#c8b59f}@media(max-width:720px){.header-actions{gap:12px}.theme-toggle{padding:8px;font-size:14px}.header-link{max-width:82px}.brand{font-size:18px}.page:has(.brand-suffix){min-width:0}}@media(max-width:420px){.header-link{display:none}}@media print{.theme-toggle{display:none}}