/* ================= NAVBAR TRANSPARENT CENTRAT ================= */
.navbar {
  position: static;                  /* fixat sus */
  top: 0;
  left: 0;
  width: 100%;
  padding: 15px 0;
  display: flex;
  justify-content: center;          /* link-urile centrate */
  z-index: 1000;
  backdrop-filter: blur(10px);      /* blur fundal */
  background: rgba(0,0,0,0.3);     /* semi-transparent */
  box-shadow: 0 5px 15px rgba(0,0,0,0.2); /* efect subtil umbre */
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 40px;
  position: relative;
}

.nav-item {
  color: white;
  text-decoration: none;
  font-size: 17px;
  font-weight: 500;
  position: relative;
  padding: 5px 0;
  transition: 0.4s;
}

.nav-item.active {
  color: #33a1ff;
}

.nav-item::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: #33a1ff;
  border-radius: 2px;
  transition: 0.4s;
  transform: translateX(-50%);
}

.nav-item:hover::after {
  width: 100%;
}

.nav-item:hover {
  color: #33a1ff;
  text-shadow: 0 0 10px rgba(51,161,255,0.6);
}

.nav-indicator {
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 0;
  height: 2px;
  background: #33a1ff;
  border-radius: 2px;
  transition: 0.3s;
}