/* ─────────────────────────────────────────────
   NAV.CSS — Navigation styles
   Anthony | Unleashing Genius
───────────────────────────────────────────── */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: var(--charcoal);
  display: flex;
  align-items: center;
  height: 64px;
  transition: box-shadow 0.3s;
}

.nav.scrolled {
  box-shadow: 0 2px 20px rgba(0,0,0,0.4);
}

.nav-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

/* Logo / Brand */
.nav-brand {
  font-family: var(--font-ui);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--offwhite);
  text-decoration: none;
  flex-shrink: 0;
}
.nav-brand em {
  font-style: normal;
  color: var(--copper);
}

/* Desktop links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
}

.nav-links a {
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--light);
  text-decoration: none;
  padding: 8px 12px;
  transition: color 0.2s;
  white-space: nowrap;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--copper);
}

.nav-links .nav-cta a {
  background: var(--copper);
  color: white;
  padding: 8px 18px;
  margin-left: 8px;
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2px;
}

.nav-links .nav-cta a:hover {
  background: var(--copper-lt);
  color: white;
}

/* Mobile hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--offwhite);
  transition: all 0.3s;
}

/* Hamburger → X animation */
.nav-toggle.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle.open span:nth-child(2) {
  opacity: 0;
}
.nav-toggle.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile drawer */
.nav-drawer {
  display: none;
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  background: var(--charcoal);
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 16px 0 24px;
  z-index: 99;
}

.nav-drawer.open {
  display: block;
}

.nav-drawer a {
  display: block;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--light);
  text-decoration: none;
  padding: 14px 24px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  transition: color 0.2s, background 0.2s;
}

.nav-drawer a:hover,
.nav-drawer a.active {
  color: var(--copper);
  background: rgba(255,255,255,0.03);
}

.nav-drawer .nav-drawer-cta {
  margin: 16px 24px 0;
}

.nav-drawer .nav-drawer-cta a {
  display: inline-block;
  background: var(--copper);
  color: white;
  padding: 12px 24px;
  border: none;
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.nav-drawer .nav-drawer-cta a:hover {
  background: var(--copper-lt);
  color: white;
}

/* ── NAV SPACER ── */
.nav-spacer {
  height: 64px;
}

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
  .nav-inner { padding: 0 24px; }
}


/* Dynamic Exchange header mark */
.nav-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.nav-brand-mark {
  display: block;
  width: 48px;
  height: 36px;
  object-fit: contain;
  flex: 0 0 auto;
}

.nav-brand span {
  display: inline-block;
}

@media (max-width: 520px) {
  .nav-brand { gap: 8px; font-size: 16px; letter-spacing: 2px; }
  .nav-brand-mark { width: 42px; height: 32px; }
}