/* TheOpsIQ top menu: the one home for the nav on every page of theopsiq.com (moved out of styles.css 2026-10-16
   so the blog and its articles share it). Load after brand-colors.css. */
/* ── NAV ── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 3rem; height: 70px;
  background: var(--navy);
  border-bottom: 1px solid rgba(184, 151, 42, 0.2);
  transition: height 0.3s ease, background 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}
/* condense once scrolled past the hero */
nav.scrolled {
  height: 58px;
  box-shadow: 0 6px 26px rgba(0, 0, 0, 0.28);
  border-bottom-color: rgba(184, 151, 42, 0.4);
}
nav .nav-logo { transition: font-size 0.3s ease; }
nav .nav-logo svg { transition: transform 0.3s ease; }
nav.scrolled .nav-logo { font-size: 1.25rem; }
nav.scrolled .nav-logo svg { transform: scale(0.88); }
.nav-logo {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.4rem; font-weight: 700;
  color: var(--white); letter-spacing: 0.05em; text-decoration: none;
}
.nav-logo span { color: var(--gold); }
.nav-links { display: flex; gap: 0.5rem; align-items: center; }
.nav-links a {
  color: rgba(255,255,255,0.7); text-decoration: none;
  font-size: 0.82rem; font-weight: 500; letter-spacing: 0.06em;
  text-transform: uppercase; padding: 0.4rem 0.9rem; border-radius: 3px;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--gold-light); }
.nav-cta {
  background: var(--gold) !important; color: var(--navy) !important;
  font-weight: 600 !important; border-radius: 3px !important;
  transition: background 0.2s !important;
}
.nav-cta:hover { background: var(--gold-light) !important; }
/* mobile menu toggle (hidden on desktop) */
.nav-toggle { display: none; }
.nav-burger { display: none; }

@media (max-width: 900px) {
  nav { padding: 0 1.25rem; }
  /* hamburger */
  .nav-burger {
  display: flex; flex-direction: column; justify-content: center;
  gap: 5px; width: 44px; height: 44px; cursor: pointer; z-index: 110;
  }
  .nav-burger span {
  display: block; width: 24px; height: 2px; border-radius: 2px;
  background: var(--white); transition: transform 0.25s ease, opacity 0.2s ease;
  }
  /* slide-down menu panel */
  .nav-links {
  position: fixed; top: 70px; left: 0; right: 0;
  flex-direction: column; align-items: stretch; gap: 0.15rem;
  padding: 0.5rem 1.25rem 1.25rem;
  background: var(--navy);
  border-bottom: 1px solid rgba(184, 151, 42, 0.2);
  transform: translateY(-14px); opacity: 0; pointer-events: none;
  transition: transform 0.25s ease, opacity 0.25s ease;
  }
  .nav-toggle:checked ~ .nav-links { transform: translateY(0); opacity: 1; pointer-events: auto; }

  /* keyboard: the checkbox stays focusable (Space toggles it); the burger shows its focus */
  .nav-toggle { display: block; position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; border: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
  .nav-toggle:focus-visible ~ .nav-burger { outline: 2px solid var(--gold); outline-offset: 2px; border-radius: 4px; }
  /* closed panel is hidden from tabbing, not just transparent */
  .nav-links { visibility: hidden; transition: transform 0.25s ease, opacity 0.25s ease, visibility 0s linear 0.25s; }
  .nav-toggle:checked ~ .nav-links { visibility: visible; transition-delay: 0s; }
  .nav-links a { padding: 0.85rem 0.5rem; font-size: 0.95rem; border-radius: 4px; }
  .nav-links a:not(.nav-cta) { border-bottom: 1px solid rgba(255,255,255,0.07); }
  .nav-links .nav-cta { text-align: center; margin-top: 0.6rem; padding: 0.9rem !important; }
  .nav-toggle:checked ~ .nav-burger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle:checked ~ .nav-burger span:nth-child(2) { opacity: 0; }
  .nav-toggle:checked ~ .nav-burger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
}
/* current page marker in the nav */
.nav-links a.is-current { color: var(--gold-light); }
/* focus ring inside the navy menu */
nav :where(a, button, input, [tabindex]):focus-visible { outline: 2px solid var(--gold-light); outline-offset: 3px; border-radius: 2px; }