/**
 * Shared nav + footer for getarca.co marketing pages.
 * Load after Google Fonts (Newsreader + Inter).
 */
:root {
  --bg: #0D0F14;
  --border: rgba(255, 255, 255, 0.08);
  --text: #f2f1ec;
  --text-secondary: #9ca0ab;
  --text-tertiary: #6b6f7a;
  --muted: rgba(242, 241, 236, 0.55);
  --accent: #4a7cff;
  --accent-hover: #6b91ff;
  --blue: var(--accent);
  --serif: "Newsreader", Georgia, "Times New Roman", serif;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

nav.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  min-height: 64px;
  padding: 20px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background 0.3s, border-color 0.3s;
  border-bottom: 1px solid transparent;
}

nav.site-nav.scrolled {
  background: rgba(13, 15, 20, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-color: var(--border);
}

.nav-logo {
  font-family: "Newsreader", Georgia, "Times New Roman", serif;
  font-size: 20px;
  font-weight: 500;
  letter-spacing: 0.18em;
  color: #f2f1ec;
  text-decoration: none;
}

.nav-btn {
  background: #4a7cff;
  color: #fff;
  min-height: 40px;
  padding: 0 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  border-radius: 6px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  transition: background 0.2s, opacity 0.2s;
}

.nav-btn:hover {
  background: #6b91ff;
  opacity: 0.95;
}

.nav-link {
  font-size: 14px;
  color: rgba(242, 241, 236, 0.55);
  text-decoration: none;
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  transition: color 0.2s;
}

.nav-link:hover {
  color: #f2f1ec;
}

.nav-link-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 18px;
  border-radius: 10px;
  border: 1px solid rgba(74, 124, 255, 0.28);
  background: rgba(74, 124, 255, 0.12);
  color: #4a7cff;
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  transition: background 0.15s, border-color 0.15s;
}

.nav-link-secondary:hover {
  background: rgba(74, 124, 255, 0.2);
  border-color: #4a7cff;
}

footer.site-footer {
  border-top: 1px solid var(--border);
  padding: 36px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  max-width: 100%;
  margin: 0 auto;
}

.footer-logo {
  font-family: "Newsreader", Georgia, "Times New Roman", serif;
  font-size: 17px;
  font-weight: 500;
  letter-spacing: 0.16em;
  color: #9ca0ab;
  text-decoration: none;
}

.footer-links {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
}

.footer-links a {
  font-size: 13px;
  color: #9ca0ab;
  text-decoration: none;
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: #f2f1ec;
}

.footer-copyright {
  font-size: 13px;
  color: #6b6f7a;
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

@media (max-width: 740px) {
  nav.site-nav {
    padding: 16px 20px;
  }

  footer.site-footer {
    padding: 28px 20px;
    flex-direction: column;
    align-items: flex-start;
  }
}