/* ============================================================
   NAV — Booble
   ============================================================ */

nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  background: rgba(44,57,94,0.95);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.nav-logo {
  text-decoration: none;
  flex-shrink: 0;
  display: flex;
  align-items: center;
}

.nav-logo-img {
  height: 38px;
  width: auto;
  display: block;
}

.nav-links {
  display: none;
  align-items: center;
  gap: 24px;
}
@media (min-width: 768px) { .nav-links { display: flex; } }

.nav-links a {
  font-size: 0.76rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.72);
  text-decoration: none;
  transition: color .2s;
}
.nav-links a:hover,
.nav-links a.active { color: var(--blue-light); }

.nav-right {
  display: flex;
  align-items: center;
  gap: 14px;
}

.nav-cta {
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--blue-navy);
  background: var(--blue-light);
  padding: 8px 16px;
  border-radius: 100px;
  text-decoration: none;
  transition: background .2s;
  white-space: nowrap;
}
.nav-cta:hover { background: var(--white); }

/* ── Hamburger ── */
.ham {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.ham span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: transform .3s, opacity .3s;
}
.ham.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.ham.open span:nth-child(2) { opacity: 0; }
.ham.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (min-width: 768px) { .ham { display: none; } }

/* ── Mobile menu ── */
.mobile-menu {
  position: fixed;
  top: 57px; left: 0; right: 0;
  z-index: 99;
  background: rgba(44,57,94,0.98);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  display: none;
  flex-direction: column;
  border-top: 1px solid rgba(132,197,248,0.15);
}
.mobile-menu.open { display: flex; }

.mobile-menu a {
  padding: 15px 24px;
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.78);
  text-decoration: none;
  border-bottom: 1px solid rgba(255,255,255,0.07);
  transition: color .2s, background .2s;
}
.mobile-menu a:hover,
.mobile-menu a.active {
  color: var(--blue-light);
  background: rgba(132,197,248,0.06);
}