/* ── NAV ── */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--light-gray);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  padding: 0 48px;
  height: 70px;
}

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

.nav-logo img {
  height: 42px;
  width: auto;
}

.nav-links {
  display: flex;
  gap: 36px;
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--navy);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: color 0.2s;
}

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

/* ── HAMBURGER BUTTON ── */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  flex-direction: column;
  gap: 5px;
  z-index: 101;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--navy);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}
.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 NAV ── */
@media (max-width: 768px) {
  nav {
    padding: 0 20px;
    height: 60px;
    min-height: 60px;
    max-height: 60px;
    flex-wrap: nowrap;
    overflow: visible;
    position: relative;
    justify-content: flex-end;
  }
  .nav-logo {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
  }
  .nav-toggle {
    display: flex;
    margin-left: auto;
  }
  .nav-links {
    display: none;
    position: absolute;
    top: 60px;
    right: 0;
    width: 200px;
    flex-direction: column;
    gap: 0;
    padding: 8px 0 16px;
    border-top: 1px solid var(--light-gray);
    background: rgba(255,255,255,0.98);
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    z-index: 99;
  }
  .nav-links.open {
    display: flex;
  }
  .nav-links li {
    padding: 12px 4px;
  }
  .nav-links a {
    font-size: 0.95rem;
  }
}