/* Shared site navigation for the homepage, app pages, and privacy page. */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(calc(100% - 64px), 1320px);
  height: 92px;
  margin-inline: auto;
  border-bottom: 1px solid rgba(255,255,255,.1);
  transition: background 220ms ease, height 220ms ease;
}
.site-header.is-scrolled {
  width: 100%;
  height: 72px;
  padding-inline: max(32px, calc((100% - 1320px) / 2));
  background: rgba(7,8,17,.97);
  border-color: var(--line);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
}
.site-header .brand { display: inline-flex; align-items: center; flex-shrink: 0; text-decoration: none; }
.site-header .brand__image { width: 106px; height: 57px; border-radius: 0; object-fit: cover; }
.site-header .site-nav { display: flex; align-items: center; gap: 29px; }
.site-header .site-nav a {
  color: rgba(255,255,255,.78);
  font-family: var(--font-body, var(--sans, sans-serif));
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: normal;
  text-decoration: none;
  text-transform: none;
  white-space: nowrap;
  transition: color 180ms ease;
}
.site-header .site-nav a:hover,
.site-header .site-nav a[aria-current="page"],
.site-header .site-nav a[aria-current="location"] { color: var(--accent); }
.site-header .site-nav .nav-cta {
  display: flex;
  align-items: center;
  gap: 28px;
  padding: 11px 20px;
  color: var(--accent-dark, #111607);
  background: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 100px;
}
.site-header .site-nav .nav-cta:hover { color: var(--accent); background: transparent; }
.site-header .nav-toggle { display: none; width: 44px; height: 44px; padding: 0; color: var(--ink); background: transparent; border: 0; cursor: pointer; }
.site-header .nav-toggle span:not(.sr-only) { display: block; width: 22px; height: 1px; margin: 6px auto; background: currentColor; transition: transform 220ms ease; }
.site-header .sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

/* Product links stay separate from the global primary menu. */
.app-product-page main { padding-top: 92px; }
.product-subnav {
  position: sticky;
  top: 72px;
  z-index: 90;
  display: flex;
  align-items: center;
  gap: 30px;
  min-height: 54px;
  padding-inline: max(32px, calc((100% - 1320px) / 2));
  border-bottom: 1px solid var(--line);
  background: rgba(12,14,24,.97);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
}
.product-subnav a { text-decoration: none; white-space: nowrap; }
.product-subnav__title { flex: none; color: var(--ink); font-family: var(--font-brand, var(--brand)); font-size: .98rem; font-weight: 600; }
.product-subnav__links { display: flex; align-items: center; gap: 24px; min-width: 0; margin-left: auto; overflow-x: auto; scrollbar-width: none; }
.product-subnav__links::-webkit-scrollbar { display: none; }
.product-subnav__links a { color: var(--muted); font-size: .74rem; }
.product-subnav__links a:hover { color: var(--accent); }
.product-subnav__download { flex: none; padding: 7px 13px; border: 1px solid rgba(185,243,107,.5); border-radius: 100px; color: var(--accent); font-size: .72rem; font-weight: 650; }
.product-subnav__download:hover { background: rgba(185,243,107,.12); }
.app-product-page main [id] { scroll-margin-top: 140px; }
.mosaic-page .product-hero { padding-top: 0; }
.scientific-page .site-header { background: rgba(7,8,17,.94); }
.scientific-page .hero { padding-top: 36px; }
.scientific-page .skip-link { position: fixed; top: 14px; left: 50%; z-index: 1000; width: max-content; padding: 12px 18px; color: #111607; background: var(--accent); border-radius: 100px; font-weight: 700; transform: translate(-50%,-200%); }
.scientific-page .skip-link:focus { transform: translate(-50%,0); }
.thanks-page .thanks { padding-top: 120px; }

@media (max-width: 800px) {
  .site-header .site-nav { gap: 20px; }
  .product-subnav { gap: 18px; }
  .product-subnav__links { gap: 18px; }
}
@media (max-width: 760px) {
  .scientific-page .hero { padding-top: 24px; }
}
@media (max-width: 640px) {
  .site-header, .site-header.is-scrolled { width: 100%; height: 72px; padding-inline: 20px; }
  .site-header .brand__image { width: 91px; height: 49px; }
  html.js .site-header .nav-toggle { position: relative; z-index: 2; display: block; }
  html.js .site-header .nav-toggle[aria-expanded="true"] span:not(.sr-only):nth-child(2) { transform: translateY(3.5px) rotate(45deg); }
  html.js .site-header .nav-toggle[aria-expanded="true"] span:not(.sr-only):nth-child(3) { transform: translateY(-3.5px) rotate(-45deg); }
  html.js .site-header .site-nav {
    position: fixed;
    inset: 0;
    height: 100dvh;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 23px;
    padding: 100px 32px 50px;
    background: rgba(7,8,17,.98);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-12px);
    transition: opacity 200ms ease, visibility 200ms ease, transform 200ms ease;
  }
  html.js .site-header .site-nav.is-open { opacity: 1; visibility: visible; transform: none; }
  html.js .site-header .site-nav a { font-family: var(--font-brand, var(--brand)); font-size: 2.4rem; font-weight: 500; letter-spacing: -.025em; }
  html.js .site-header .site-nav .nav-cta { margin-top: 10px; padding: 12px 24px; font-size: 1.5rem; }
  .nav-open { overflow: hidden; }
  html:not(.js) .site-header { position: absolute; height: auto; min-height: 100px; align-items: flex-start; padding-top: 12px; gap: 20px; }
  html:not(.js) .site-header .site-nav { justify-content: flex-end; flex-wrap: wrap; gap: 12px 18px; padding-block: 12px; }
  html:not(.js) .site-header .site-nav .nav-cta { padding: 6px 12px; }
  .app-product-page main { padding-top: 72px; }
  .product-subnav { min-height: 50px; gap: 14px; padding-inline: 20px; }
  .product-subnav__title { display: none; }
  .product-subnav__links { margin-left: 0; }
  .product-subnav__download { margin-left: auto; }
  .app-product-page main [id] { scroll-margin-top: 130px; }
  .scientific-page .hero { padding-top: 14px; }
  .thanks-page .thanks { padding-top: 92px; }
}