.nav-shell {
  max-width: 1180px;
  margin: 20px auto 0;
  padding: 0 28px;
  position: relative;
  z-index: 20;
}

.nav-links{
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  background: var(--nav);
  padding: 14px 20px;
  border-radius: 999px;
  box-shadow: var(--shadow);
  border: 1px solid var(--stroke);
  backdrop-filter: blur(8px);
  list-style: none;
}

.nav-links li{
  list-style: none;
  position: relative;
  padding-bottom: 14px;
}

.nav-links li.center::after {
  content: '';
  position: absolute;
  left: 0;
  width: 100%;
  height: 32px; /* hover bridge to keep dropdown open */
  top: 100%;
  transform: translateY(-6px);
  background: transparent;
}

.nav-links li a,
.nav-links li button{
  position: relative;
  color: var(--text);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 8px 10px;
  text-decoration: none;
  border-radius: 10px;
  transition: color 0.2s ease, background 0.2s ease;
  background: none;
  border: none;
  cursor: pointer;
  appearance: none;
  display: inline-block;
}

.nav-links .services-trigger {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text);
  padding: 8px 10px;
  border-radius: 10px;
  font-weight: 800;
  letter-spacing: 0.06em;
}

.nav-links .services-trigger:focus-visible {
  outline: 2px solid var(--accent-strong);
  outline-offset: 2px;
}

.nav-links li a:hover,
.nav-links li button:hover{
  color: var(--accent-strong);
  background: var(--accent-soft);
}

ul li ul.dropdown {
  width: 210px;
  background: #0b1627;
  border: 1px solid var(--stroke);
  position: absolute;
  top: calc(100% - 24px); /* deeper overlap to remove any hover gap */
  left: 50%;
  transform: translateX(-50%);
  z-index: 50;
  display: none;
  padding: 22px 10px 14px;
  border-radius: 14px;
  box-shadow: var(--shadow);
}

.services-trigger[aria-expanded="true"] + ul.dropdown {
  display: block;
}

/* Fallback hover opening */
.nav-links li:hover > ul.dropdown {
  display: block;
}

/* Keep open on keyboard focus */
.nav-links li:focus-within > ul.dropdown {
  display: block;
}

ul li ul.dropdown li {
  margin: 4px 0;
}

ul li ul.dropdown a {
  font-size: 13px;
  text-transform: none;
  font-weight: 700;
}

/* JS-assisted open state for extra dwell time */
.nav-links li.dropdown-open ul.dropdown {
  display: block;
}

@media (max-width: 720px) {
  .nav-links {
    flex-wrap: wrap;
    row-gap: 10px;
  }
}