/* Agentic Demand — Site Chrome (nav + mobile overlay).
   Canonical Pattern B nav for every page on agentic-demand.com.
   Tokens live in design-tokens.css; this file references only var(--*).
   Sister file: site-chrome.js (hamburger toggle).
   Added 2026-04-22 during nav unification pass.
*/

.nav {
  padding: var(--space-5) 0;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  position: relative;
  z-index: 100;
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}
.nav-brand {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  text-decoration: none;
}
.nav-brand img { height: 40px; width: auto; display: block; }

.nav-links {
  display: flex;
  gap: var(--space-5);
  align-items: center;
}
.nav-links a {
  color: var(--color-text);
  text-decoration: none;
  font-weight: 500;
  font-size: 15px;
  transition: color var(--motion-fast);
}
.nav-links a:not(.agd-btn):hover { color: var(--color-brand); }
.nav-links a[aria-current="page"]:not(.agd-btn) { color: var(--color-brand); font-weight: 600; }

.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
  z-index: 201;
}
.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}
.nav-hamburger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.is-open span:nth-child(2) { opacity: 0; }
.nav-hamburger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav-mobile {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(10, 31, 23, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 200;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: var(--space-5);
}
.nav-mobile.is-open { display: flex; }
.nav-mobile a {
  font-family: var(--font-sans);
  font-size: 24px;
  font-weight: 600;
  color: var(--color-text-invert);
  text-decoration: none;
  opacity: 0.85;
  transition: opacity var(--motion-fast);
}
.nav-mobile a:hover { opacity: 1; }
.nav-mobile a[aria-current="page"] { color: var(--color-accent); opacity: 1; }
.nav-mobile .agd-btn--primary {
  font-size: 16px;
  margin-top: var(--space-4);
  background: var(--color-accent);
  color: var(--color-brand);
  opacity: 1;
}
.nav-mobile .agd-btn--primary:hover { background: var(--color-accent-deep); color: var(--color-text-invert); }

@media (max-width: 860px) {
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  .nav-brand img { height: 36px; }
}