:root {
  --pb-bright-magenta: #DF1995;
  --pb-dark-magenta: #A20067;
  --pb-dark-gray: #313541;
  --pb-light-gray: #9BA7BA;
  --pb-soft-bg: #F8F9FB;
  --pb-bright-blue: #1383C6;
  --pb-teal: #009CA2;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(17, 24, 39, 0.08);
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: "Roboto", system-ui, -apple-system, Segoe UI, Arial, sans-serif;
  color: var(--pb-dark-gray);
  background: #fff;
  line-height: 1.55;
}
.container { width: min(1120px, calc(100% - 48px)); margin: 0 auto; }
.site-header {
  position: sticky; top: 0; z-index: 10;
  background: rgba(255,255,255,0.92); backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(155,167,186,0.35);
}
.header-inner { display:flex; align-items:center; justify-content:space-between; gap:16px; padding:14px 0; }
.brand-lockup { display:flex; align-items:center; gap:12px; white-space:nowrap; }
.logo-pacbio { height: 28px; }
.lockup-divider { width:2px; height:18px; background: var(--pb-light-gray); }
.logo-4health { font-size:0.95rem; font-weight:500; }
.main-nav { display:flex; align-items:center; gap:14px; flex-wrap:wrap; justify-content:flex-end; }
.main-nav a { text-decoration:none; color:var(--pb-dark-gray); font-size:0.92rem; padding:8px 10px; border-radius:10px; }
.main-nav a:hover { background: rgba(155,167,186,0.18); }
.btn-nav { background: var(--pb-dark-gray); color:#fff !important; }
.btn-nav:hover { background: #111827; }
.hero { padding:54px 0 26px; }
.hero-inner { display:grid; grid-template-columns:1.15fr 0.85fr; gap:32px; align-items:center; }
.hero h1 { font-size: clamp(2rem, 3vw, 2.8rem); line-height:1.1; letter-spacing:-0.02em; margin:0 0 14px; }
.lead { font-size:1.05rem; margin:0 0 18px; color: rgba(49,53,65,0.92); }
.hero-image img { width:100%; border-radius: var(--radius); box-shadow: var(--shadow); border:1px solid rgba(155,167,186,0.25); }
.btn-primary, .btn-secondary { display:inline-flex; align-items:center; justify-content:center; padding:11px 16px; border-radius:999px; font-weight:600; text-decoration:none; margin-right:10px; margin-top:6px; }
.btn-primary { background: var(--pb-bright-magenta); color:#fff; }
.btn-primary:hover { background: var(--pb-dark-magenta); }
.btn-secondary { background: transparent; color: var(--pb-dark-gray); border:1px solid rgba(155,167,186,0.6); }
.btn-secondary:hover { background: rgba(155,167,186,0.14); }
.section { padding:36px 0; }
.section.bg-light { background: var(--pb-soft-bg); border-top:1px solid rgba(155,167,186,0.22); border-bottom:1px solid rgba(155,167,186,0.22); }
.section h2 { font-size:1.55rem; margin:0 0 10px; }
.section p { margin:0 0 14px; max-width:82ch; }
.check-list { list-style:none; padding:0; margin:0; display:grid; gap:10px; }
.check-list li { position:relative; padding-left:26px; }
.check-list li::before { content:"✓"; position:absolute; left:0; top:0; color: var(--pb-teal); font-weight:700; }
.two-columns { display:grid; grid-template-columns:1fr 1fr; gap:28px; }
.card { background:#fff; border:1px solid rgba(155,167,186,0.32); border-radius: var(--radius); padding:18px; box-shadow: 0 8px 22px rgba(17,24,39,0.06); }
.muted { color: rgba(49,53,65,0.70); font-size:0.92rem; }
.text-link { color: var(--pb-bright-blue); text-decoration:none; font-weight:600; }
.text-link:hover { text-decoration: underline; }
.site-footer { margin-top:30px; padding:28px 0 0; border-top:1px solid rgba(155,167,186,0.35); }
.footer-inner { display:grid; grid-template-columns:1.2fr 0.8fr; gap:24px; padding-bottom:18px; }
.footer-links { display:grid; gap:10px; justify-items:end; }
.footer-links a { color: var(--pb-dark-gray); text-decoration:none; font-weight:600; }
.footer-links a:hover { text-decoration: underline; }
.ruo-strip { border-top:1px solid rgba(155,167,186,0.25); padding:12px 0 18px; }
.ruo-note { font-size:0.9rem; color: rgba(49,53,65,0.78); }
.contact-form { display:grid; gap:12px; }
.form-row label { font-weight:600; font-size:0.92rem; }
.contact-form input, .contact-form select, .contact-form textarea { width:100%; padding:10px 12px; border-radius:12px; border:1px solid rgba(155,167,186,0.55); font-family:inherit; }
@media (max-width: 980px) {
  .hero-inner { grid-template-columns:1fr; }
  .two-columns { grid-template-columns:1fr; }
  .footer-inner { grid-template-columns:1fr; }
  .footer-links { justify-items:start; }
}