:root{--ink:#172038;--dark:#252a34;--dark-2:#1d222c;--paper:#f5f4ef;--white:#fff;--muted:#68738a;--line:#dfe3ea;--accent:#f13250;--accent-dark:#d91f42;--blue:#258fd0;--cyan:#63d7ea;--green:#1b8a6d;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--paper);scroll-behavior:smooth}*{box-sizing:border-box}body{margin:0;background:var(--paper);overflow-x:hidden}a{color:inherit}button,a{touch-action:manipulation}.site-header{height:84px;padding:0 clamp(22px,5vw,78px);display:flex;align-items:center;gap:40px;background:rgba(255,255,255,.93);border-bottom:1px solid rgba(215,220,229,.88);backdrop-filter:blur(16px);position:sticky;top:0;z-index:20}.header-brand img{display:block;width:148px}.desktop-nav{display:flex;gap:30px;margin-left:auto}.desktop-nav a,.text-button{text-decoration:none;color:#59647a;font-size:14px;font-weight:700}.desktop-nav a:hover,.text-button:hover{color:var(--ink)}.header-actions{display:flex;gap:20px;align-items:center}.button{display:inline-flex;align-items:center;justify-content:center;gap:18px;border-radius:12px;padding:16px 23px;text-decoration:none;font-size:14px;font-weight:850;transition:transform .18s ease,box-shadow .18s ease,background .18s ease}.button:hover{transform:translateY(-2px)}.button-primary{color:#fff;background:var(--accent);box-shadow:0 12px 30px rgba(241,50,80,.22)}.button-primary:hover{background:var(--accent-dark);box-shadow:0 14px 35px rgba(241,50,80,.28)}.button-secondary{background:#fff;border:1px solid var(--line);color:var(--ink)}.button-small{padding:11px 18px;border-radius:9px}.hero{min-height:720px;display:grid;grid-template-columns:minmax(0,1fr) minmax(480px,.9fr);align-items:center;gap:clamp(45px,7vw,110px);padding:90px clamp(24px,7vw,110px) 110px;background:radial-gradient(circle at 80% 18%,rgba(37,143,208,.13),transparent 31rem),linear-gradient(180deg,#fff 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:where(.header-brand){display:block;background:transparent;border-radius:0;padding:0}
.header-brand img{width:116px}
.iris-mark{object-fit:cover;background:transparent;padding:0}
.assisted-iris-mark{object-fit:cover;padding:0}

.site-footer .footer-brand{display:block;background:#fff;border-radius:10px;padding:7px 9px}
.site-footer .footer-brand img{display:block;width:112px;filter:none}
@media(max-width:720px){.header-brand img{width:92px}.site-footer .footer-brand{width:max-content;margin:auto}}
@media(max-width:720px){.hero-visual .visual-glow{inset:0}}
.hero h1{font-size:clamp(44px,5.2vw,70px);line-height:.99}
@media(max-width:720px){.hero h1{font-size:47px}}
@media(max-width:420px){.hero h1{font-size:42px}}

/* IRIS horizontal identity: keep the full descriptor legible in compact brand slots. */
.header-brand img{width:220px;height:auto}
.site-footer .footer-brand img{width:190px}
@media(max-width:720px){.header-brand img{width:155px}.site-footer .footer-brand img{width:165px}}