:root{--navy:#082a55;--blue:#0f5da8;--cyan:#18b7c9;--ink:#172033;--muted:#5b667a;--bg:#f5f8fb;--white:#fff;--line:#dce5ef;--shadow:0 20px 50px rgba(8,42,85,.12)}*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:#fff;line-height:1.55}.container{width:min(1180px,92%);margin:auto}.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(10px)}.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:14px 0}.brand img{height:54px;width:auto;display:block}.main-nav{display:flex;align-items:center;gap:22px}.main-nav a{text-decoration:none;color:var(--ink);font-weight:700}.main-nav a.active,.main-nav a:hover{color:var(--blue)}.portal-link{padding:10px 16px;border-radius:999px;background:var(--navy);color:#fff!important}.nav-toggle{display:none;border:0;background:var(--navy);color:#fff;border-radius:8px;padding:9px 12px;font-size:20px}.hero{background:linear-gradient(135deg,rgba(8,42,85,.94),rgba(15,93,168,.82)),url('../images/hero-lab.svg');background-size:cover;background-position:center;color:#fff;padding:96px 0}.hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:36px;align-items:center}.eyebrow{letter-spacing:.14em;text-transform:uppercase;font-weight:800;color:#aeeffc;font-size:13px}.hero h1{font-size:clamp(38px,6vw,72px);line-height:1;margin:12px 0}.lead{font-size:20px;color:#eaf6ff;max-width:760px}.btn-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}.btn{display:inline-block;padding:13px 20px;border-radius:10px;background:var(--cyan);color:#05213d;text-decoration:none;font-weight:800}.btn.secondary{background:#fff;color:var(--navy)}.hero-card{background:#fff;color:var(--ink);padding:28px;border-radius:22px;box-shadow:var(--shadow)}.hero-card h3{margin-top:0}.checks{padding-left:20px}.section{padding:74px 0}.section.alt{background:var(--bg)}.section-title{font-size:clamp(30px,4vw,46px);margin:0 0 10px}.section-sub{color:var(--muted);font-size:18px;max-width:850px}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:30px}.card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:25px;box-shadow:0 10px 30px rgba(8,42,85,.06)}.card h3{margin-top:0;color:var(--navy)}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:start}.banner{background:var(--navy);color:#fff;border-radius:22px;padding:34px;margin-top:30px}.page-hero{padding:70px 0;background:linear-gradient(135deg,#eef7ff,#fff)}.page-hero h1{font-size:clamp(36px,5vw,58px);margin:0}.form{background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;box-shadow:var(--shadow)}label{display:block;font-weight:700;margin:12px 0 6px}input,textarea,select{width:100%;padding:12px;border:1px solid #c9d5e3;border-radius:10px;font:inherit}textarea{min-height:140px}.notice{padding:14px;border-radius:12px;margin:14px 0}.success{background:#e8fff0;border:1px solid #b5e8c7}.error{background:#fff2f0;border:1px solid #f0b9b0}.site-footer{background:#071d38;color:#d7e5f5;padding:42px 0 20px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:28px}.footer-logo{height:46px;background:#fff;border-radius:8px;padding:6px}.site-footer a{color:#aeeffc}.footer-bottom{border-top:1px solid rgba(255,255,255,.15);margin-top:28px;padding-top:18px;font-size:14px}.portal-panel{background:#fff;border-radius:22px;padding:30px;border:1px solid var(--line);box-shadow:var(--shadow)}@media(max-width:850px){.nav-toggle{display:block}.main-nav{display:none;position:absolute;left:0;right:0;top:82px;background:#fff;flex-direction:column;padding:22px;border-bottom:1px solid var(--line)}.main-nav.open{display:flex}.hero-grid,.two-col,.footer-grid{grid-template-columns:1fr}.cards{grid-template-columns:1fr}.hero{padding:64px 0}.brand img{height:42px}}