body {
  top: 0 !important;
}

html {
  margin-top: 0 !important;
}

header nav {
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  padding: 0;
  margin: 0;
  background: #222;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.25);
  opacity: 0;
  transform: translateY(-10px);
  animation: navFadeIn 0.5s ease forwards;
}

@keyframes navFadeIn {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

header nav a {
  display: block;
  color: #fff;
  padding: 10px 15px;
  text-decoration: none;
  font-weight: bold;
  transition: all 0.25s ease;
}

header nav a:hover {
  background: #444;
  transform: scale(1.05);
}

.lang-switch {
  position: relative;
  margin-left: 10px;
  transition: all 0.25s ease;
}

.lang-btn {
  background: transparent;
  border: 1px solid #fff;
  color: #fff;
  padding: 6px 12px;
  border-radius: 5px;
  font-weight: 600;
  cursor: pointer;
  opacity: 1;
  transition: all 0.25s ease;
}

.lang-btn:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: scale(1.03);
}

.lang-btn .badge {
  background: #e6e6e6;
  color: #444;
  font-size: 0.7rem;
  font-weight: 600;
  padding: 2px 6px;
  margin-left: 6px;
  border-radius: 8px;
  vertical-align: middle;
}

.lang-menu {
  display: none;
  position: absolute;
}

.lang-menu.open {
  display: block;
}

.lang-menu {
  background: #222;
  list-style: none;
  padding: 5px 0;
  margin: 5px 0 0 0;
  border-radius: 6px;
  z-index: 9999;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 160px;
}

.lang-menu li a {
  display: block;
  padding: 8px 14px;
  color: #fff;
  text-decoration: none;
}

.lang-menu li a:hover {
  background: #444;
}

@media (max-width: 768px) {
  header nav {
    flex-direction: column;
    align-items: stretch;
  }

  .lang-switch {
    margin: 10px 0;
    width: fit-content;
    align-self: center;
  }

  .lang-menu {
    left: 50%;
    transform: translateX(-50%);
  }

  header nav a {
    padding: 12px;
  }
}

nav ul li:hover > a {
  background: #333;
  color: #f5f5f5;
  transition: all 0.25s ease;
}