/* EFG 2026 ヘッダー（試作）。値は 00_control/DESIGN.md のとおり。/node/84 だけに適用 */
@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500&display=swap");

#mainNav.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 0 40px;
  background: transparent;
  box-shadow: none;
  border: 0;
}
#mainNav .navbar-content.container {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  max-width: none;
  width: auto;
  height: 64px;
  margin: 0;
  padding: 0 40px;
  background: #ffffff;
  border: 1px solid #e4e2dc;
  border-top: 0;
  border-radius: 0 0 24px 24px;
  font-family: "Noto Sans JP", "Hiragino Sans", sans-serif;
}
#mainNav .nav-left { display: contents; }
#mainNav .logo {
  grid-column: 1;
  justify-self: start;
  font-size: 18px;
  font-weight: 500;
  letter-spacing: .04em;
  color: #221f1b;
  text-decoration: none;
}
#mainNav .nav-links { grid-column: 2; display: flex; gap: 28px; }
#mainNav .nav-link {
  padding: 0;
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0;
  color: #221f1b;
  text-decoration: none;
}
#mainNav .nav-link:hover { color: #2f5bff; }
#mainNav .nav-actions { grid-column: 3; justify-self: end; display: flex; gap: 16px; }
#mainNav .nav-actions .btn {
  display: inline-flex;
  align-items: center;
  height: 40px;
  padding: 0 18px;
  border: 0;
  border-radius: 16px;
  background: #2f5bff;
  color: #ffffff;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0;
  box-shadow: none;
}
#mainNav .nav-actions .btn:hover { background: #1f47e6; }

@media (max-width: 960px) {
  #mainNav.navbar { padding: 0 12px; }
  #mainNav .navbar-content.container { grid-template-columns: 1fr auto; padding: 0 20px; }
  #mainNav .nav-links { display: none; }
  #mainNav .nav-actions { grid-column: 2; }
}