:root{--navy:#102A43;--teal:#006A70;--ink:#202A30;--muted:#5C666C;--pale:#F3F6F6;--line:#D8E0E3;--white:#fff;--max:1240px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--white);color:var(--ink);font-family:"IBM Plex Sans",Arial,sans-serif;line-height:1.55}.skip-link{position:absolute;left:-9999px}.skip-link:focus{left:1rem;top:1rem;z-index:20;background:#fff;padding:.7rem}.site-header{height:88px;max-width:var(--max);padding:0 32px;margin:auto;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand img{display:block;width:170px;height:auto}nav{display:flex;gap:30px}nav a{color:var(--navy);text-decoration:none;font-size:.92rem;font-weight:500}nav a:hover{color:var(--teal)}.hero{max-width:var(--max);min-height:calc(100vh - 88px);margin:auto;padding:70px 32px 90px;display:grid;grid-template-columns:1fr;align-items:center}.eyebrow,.section-label{margin:0 0 28px;color:var(--teal);font-size:.72rem;font-weight:600;letter-spacing:.15em;text-transform:uppercase}.hero-logo{display:block;width:min(620px,100%);height:auto;margin:0 0 34px}.hero h1,h2{margin:0;color:var(--navy);font-weight:500;letter-spacing:-.045em;line-height:1.06}.hero h1{max-width:900px;font-size:clamp(2.7rem,5vw,5rem)}.intro{max-width:760px;margin:30px 0;color:var(--muted);font-size:1.17rem}.button{display:inline-flex;align-items:center;min-height:50px;padding:0 22px;background:var(--navy);color:#fff;text-decoration:none;font-weight:600}.button:hover{background:var(--teal)}.purpose,.model,.principle{max-width:var(--max);margin:auto;padding:115px 32px}.purpose{display:grid;grid-template-columns:.65fr 2.35fr;gap:65px;border-top:1px solid var(--line)}h2{font-size:clamp(2.45rem,4.6vw,4.8rem)}.purpose>div{display:grid;grid-template-columns:1.4fr .8fr;gap:60px}.purpose p:last-child{margin:10px 0;color:var(--muted);font-size:1.08rem}.model{max-width:none;background:var(--pale);padding-left:max(32px,calc((100vw - var(--max))/2 + 32px));padding-right:max(32px,calc((100vw - var(--max))/2 + 32px))}.section-heading{display:grid;grid-template-columns:.65fr 2.35fr;gap:65px;margin-bottom:70px}.perspectives{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.perspectives article{min-height:300px;padding:28px;display:flex;flex-direction:column;background:var(--navy);color:#fff}.perspectives article:nth-child(even){background:var(--teal)}.perspectives article>span{font-size:.7rem;letter-spacing:.14em}.perspectives h3{margin:auto 0 8px;font-size:1.8rem}.perspectives p{margin:0;color:#E3ECEF}.principle{display:grid;grid-template-columns:1fr 1fr;gap:100px}.principle h2 em{color:var(--teal);font-style:normal}.principle ol{list-style:none;margin:0;padding:0}.principle li{display:grid;grid-template-columns:.7fr 1.3fr;gap:25px;padding:22px 0;border-top:1px solid var(--line)}.principle strong{color:var(--navy)}.principle span{color:var(--muted)}.holding{padding:110px max(32px,calc((100vw - var(--max))/2 + 32px));background:var(--navy);color:#fff}.holding .section-label{color:#76C4C7}.holding h2{max-width:900px;color:#fff}.holding>p:not(.section-label){max-width:680px;margin:28px 0;color:#D8E4E9;font-size:1.15rem}.holding a{color:#fff;font-weight:600;text-underline-offset:5px}footer{max-width:var(--max);margin:auto;padding:34px 32px;display:grid;grid-template-columns:1fr 2fr 1fr;align-items:center;gap:20px;color:var(--muted);font-size:.8rem}footer img{width:130px}footer p:last-child{text-align:right}
@media(max-width:900px){.site-header{height:72px}.brand img{width:140px}.hero{grid-template-columns:1fr;min-height:auto}.linkage-mark{min-height:500px}.purpose,.purpose>div,.section-heading,.principle{grid-template-columns:1fr}.perspectives{grid-template-columns:1fr 1fr}.principle{gap:55px}footer{grid-template-columns:1fr}footer p{margin:0}footer p:last-child{text-align:left}}
@media(max-width:600px){.site-header{padding:0 20px}nav{gap:14px}nav a:nth-child(2){display:none}.hero,.purpose,.model,.principle{padding:72px 20px}.hero h1{font-size:2.65rem}.hero-logo{margin-bottom:26px}.linkage-mark{min-height:410px}.dataset{height:27%}.linkage-mark>p{font-size:.92rem}.perspectives{grid-template-columns:1fr}.perspectives article{min-height:220px}.holding{padding:78px 20px}footer{padding:30px 20px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}