.arth-hub{--aa-navy:#071a3d;--aa-blue:#0969ff;--aa-violet:#6848f5;--aa-pale:#f2f7ff;--aa-line:#ccdaf0;--aa-muted:#58677f;background:#fff;color:var(--aa-navy)}
.arth-skip{position:fixed;top:-60px;left:16px;z-index:100;padding:11px 15px;background:#fff}.arth-skip:focus{top:16px}.arth-header-inner{display:flex;justify-content:space-between}.arth-nav{display:flex;align-items:center;gap:25px;margin-left:auto}.arth-nav a,.arth-header-cta{font-size:11px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.arth-nav a:hover{color:var(--aa-blue)}.arth-header-cta{margin-left:25px;padding:10px 13px;background:var(--aa-navy);color:#fff}
.arth-apollo-hero{position:relative;overflow:hidden;min-height:760px;padding:110px 0 90px;background:var(--aa-pale)}.arth-field{position:absolute;inset:0;background-image:linear-gradient(rgba(9,105,255,.065) 1px,transparent 1px),linear-gradient(90deg,rgba(9,105,255,.065) 1px,transparent 1px);background-size:58px 58px;mask-image:linear-gradient(#000 20%,transparent 88%)}.arth-apollo-hero:after{position:absolute;right:-170px;bottom:-260px;width:620px;height:620px;border:1px solid rgba(9,105,255,.25);border-radius:50%;box-shadow:0 0 0 80px rgba(9,105,255,.04),0 0 0 160px rgba(104,72,245,.035);content:""}.arth-apollo-hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.25fr) minmax(280px,.55fr);gap:70px;align-items:end}.arth-kicker{margin:0 0 22px;color:var(--aa-blue);font-size:10px;font-weight:800;letter-spacing:.16em;text-transform:uppercase}.arth-aa{display:block;width:78px;margin:0 0 30px}.arth-apollo-hero h1{max-width:870px;margin:0;font:700 clamp(49px,7vw,91px)/.94 Inter,ui-sans-serif,system-ui,sans-serif;letter-spacing:-.065em}.arth-apollo-hero h1 em{color:var(--aa-blue);font-style:normal}.arth-lead{max-width:730px;margin:30px 0 0;color:var(--aa-muted);font-size:18px;line-height:1.75}.arth-actions{display:flex;gap:11px;flex-wrap:wrap;margin-top:34px}.arth-button{display:inline-flex;min-height:44px;align-items:center;padding:10px 17px;border:1px solid var(--aa-navy);font-size:11px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.arth-button.primary{background:var(--aa-navy);color:#fff}.arth-meaning-card{padding:34px;border-radius:18px;background:var(--aa-navy);color:#fff;box-shadow:0 25px 70px rgba(7,26,61,.17)}.arth-meaning-card strong{display:block;font-family:"Noto Serif Devanagari","Nirmala UI",serif;font-size:78px;font-weight:500;line-height:1}.arth-meaning-card span{display:block;margin-top:19px;color:#a9caff;font-size:10px;font-weight:800;letter-spacing:.12em;text-transform:uppercase}.arth-meaning-card p{margin:18px 0 0;color:#d9e7ff;font-size:13px;line-height:1.7}
.arth-origin,.arth-framework,.arth-bridge,.arth-commitment,.arth-evidence,.arth-relationship{padding:105px 0}.arth-origin-grid,.arth-evidence-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:70px;align-items:center}.arth-origin figure,.arth-evidence figure{margin:0}.arth-origin img,.arth-evidence img{display:block;width:100%;aspect-ratio:4/3;object-fit:cover}.arth-origin figcaption,.arth-evidence figcaption{margin-top:11px;color:var(--aa-muted);font-size:11px}.arth-origin h2,.arth-section-head h2,.arth-bridge h2,.arth-commitment h2,.arth-evidence h2,.arth-relationship h2{margin:0;font:700 clamp(37px,5vw,64px)/1.02 Inter,ui-sans-serif,system-ui,sans-serif;letter-spacing:-.055em}.arth-origin-grid>div>p,.arth-evidence-grid>div>p,.arth-relationship-grid>div>p{color:var(--aa-muted);font-size:16px;line-height:1.78}.arth-origin blockquote{margin:33px 0;padding:23px 0 23px 23px;border-left:3px solid var(--aa-blue);font-size:20px;font-weight:700}.arth-origin a{color:var(--aa-blue);font-size:12px;font-weight:800}
.arth-framework{background:var(--aa-pale)}.arth-section-head{display:grid;grid-template-columns:.48fr 1fr .8fr;gap:45px;align-items:start}.arth-section-head>p:last-child{margin:0;color:var(--aa-muted);line-height:1.75}.arth-pillar-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:64px}.arth-pillar-grid article{position:relative;min-height:305px;padding:28px;background:#fff;border:1px solid var(--aa-line)}.arth-pillar-grid span{color:var(--aa-blue);font-size:40px;font-weight:800}.arth-pillar-grid small{position:absolute;right:24px;top:28px;color:#a9caff;font-weight:800}.arth-pillar-grid h3{margin:72px 0 12px;font:700 20px Inter,ui-sans-serif,sans-serif}.arth-pillar-grid p{margin:0;color:var(--aa-muted);font-size:13px;line-height:1.7}
.arth-bridge{background:#fff}.arth-bridge-grid{display:grid;grid-template-columns:.65fr 1.35fr;gap:90px;align-items:center}.arth-bridge-word{color:var(--aa-navy);font-family:"Noto Serif Devanagari","Nirmala UI",serif;font-size:clamp(120px,18vw,220px);letter-spacing:-.09em;line-height:.85}.arth-bridge-grid>div:last-child>p:not(.arth-kicker){max-width:720px;color:var(--aa-muted);font-size:16px;line-height:1.8}.arth-flow{display:flex;flex-wrap:wrap;gap:11px;margin-top:27px;color:var(--aa-navy);font-size:11px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.arth-flow b{color:var(--aa-blue)}
.arth-commitment{background:var(--aa-navy);color:#fff}.arth-commitment-grid{display:grid;grid-template-columns:1.15fr .75fr;gap:70px;align-items:center}.arth-commitment .arth-kicker{color:#a9caff}.arth-commitment-grid>div:first-child>p:not(.arth-kicker){max-width:580px;color:#d9e7ff;font-size:16px;line-height:1.75}.arth-status{display:inline-block;margin-top:23px;padding:9px 12px;border:1px solid rgba(255,255,255,.25);color:#a9caff;font-size:10px;font-weight:800;letter-spacing:.1em;text-transform:uppercase}.arth-amount{padding:38px;border-radius:16px;background:#fff;color:var(--aa-navy)}.arth-amount small{color:var(--aa-blue);font-size:10px;font-weight:800;letter-spacing:.12em;text-transform:uppercase}.arth-amount strong{display:block;margin:22px 0 4px;font-size:62px;letter-spacing:-.05em}.arth-amount sup{font-size:.45em}.arth-amount p{color:var(--aa-muted)}.arth-disclosure{grid-column:1/-1;margin:0;padding-top:24px;border-top:1px solid rgba(255,255,255,.18);color:#d9e7ff;font-size:12px}
.arth-evidence figure{position:relative}.arth-evidence img{aspect-ratio:3/2}.arth-limitation{margin-top:25px;padding:18px;border-left:3px solid var(--aa-blue);background:var(--aa-pale);font-size:13px!important}.arth-limitation strong{color:var(--aa-navy)}
.arth-relationship{background:var(--aa-pale)}.arth-relationship-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:80px}.arth-links{display:grid;margin-top:28px;border-top:1px solid var(--aa-line)}.arth-links a{padding:15px 0;border-bottom:1px solid var(--aa-line);font-size:12px;font-weight:800}.arth-links a:hover{color:var(--aa-blue)}
@media(max-width:900px){.arth-nav{display:none}.arth-header-cta{margin-left:auto}.arth-apollo-hero-grid,.arth-origin-grid,.arth-evidence-grid,.arth-bridge-grid,.arth-commitment-grid,.arth-relationship-grid,.arth-section-head{grid-template-columns:1fr}.arth-pillar-grid{grid-template-columns:repeat(2,1fr)}.arth-meaning-card{max-width:520px}.arth-bridge-grid{gap:35px}.arth-bridge-word{font-size:130px}}
@media(max-width:560px){.arth-header-cta{padding:9px;font-size:9px}.arth-apollo-hero{min-height:auto;padding:75px 0 65px}.arth-apollo-hero h1{font-size:49px}.arth-lead{font-size:16px}.arth-origin,.arth-framework,.arth-bridge,.arth-commitment,.arth-evidence,.arth-relationship{padding:72px 0}.arth-pillar-grid{grid-template-columns:1fr}.arth-pillar-grid article{min-height:auto}.arth-pillar-grid h3{margin-top:45px}.arth-amount strong{font-size:50px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}