:root{--navy:#0b2f5f;--navy-2:#123f78;--teal:#0f8b8d;--teal-dark:#0b6f72;--ink:#1f2937;--muted:#5f6b7a;--line:#dbe3ee;--soft:#f4f7fb;--white:#fff}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--soft);color:var(--ink);line-height:1.65}
a{color:inherit}
.tm{font-size:.48em;vertical-align:super;line-height:0;letter-spacing:.02em}
.site-header{background:var(--white);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}
.navbar{width:92%;max-width:1240px;margin:0 auto;min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;flex-direction:column;text-decoration:none;color:var(--navy);line-height:1.2;min-width:220px}
.brand strong{font-size:19px;letter-spacing:.2px}
.brand span{color:var(--muted);font-size:12px}
.nav-links{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:14px;align-items:center;font-size:14px}
.nav-links a{color:#344054;text-decoration:none;font-weight:600}
.nav-links a:hover,.nav-links .active{color:var(--teal-dark)}
.nav-links .portal-link{color:var(--white);background:var(--teal);padding:9px 14px;border-radius:6px}
.footer{background:var(--navy);color:#d7e3f3;padding:34px 0}
.footer strong{color:var(--white)}
.footer-grid{width:92%;max-width:1240px;margin:0 auto;display:grid;grid-template-columns:2fr 1fr;gap:24px}
.footer a{color:#a6e3e5;text-decoration:none}
.footer p{margin:5px 0}
@media (max-width:860px){
  .navbar{align-items:flex-start;flex-direction:column;padding:16px 0}
  .nav-links{justify-content:flex-start}
  .footer-grid{grid-template-columns:1fr}
}