:root {
  --primary-blue: #1d44b8;
}

/* --- Animated hamburger toggle --- */
.hamburger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
}

.main-nav-toggle {
  position: relative;
  display: block;
  width: 28px;
  height: 22px;
  padding: 0;
  border: none;
  background: transparent;
  cursor: pointer;
}

.main-nav-toggle span {
  position: absolute;
  left: 0;
  width: 100%;
  height: 4px;
  background-color: #111;
  border-radius: 2px;
  transition:
    transform 0.25s ease,
    opacity 0.15s ease,
    top 0.25s ease,
    background-color 0.2s ease;
}

.main-nav-toggle span:nth-child(1) {
  top: 0;
}

.main-nav-toggle span:nth-child(2) {
  top: 9px;
}

.main-nav-toggle span:nth-child(3) {
  top: 18px;
}

.main-nav-toggle.active-menu span:nth-child(1) {
  top: 9px;
  transform: rotate(45deg);
}

.main-nav-toggle.active-menu span:nth-child(2) {
  opacity: 0;
}

.main-nav-toggle.active-menu span:nth-child(3) {
  top: 9px;
  transform: rotate(-45deg);
}

.main-nav-toggle:hover span {
  background-color: #006b8f;
}

/* --- Sliding parchment menu from left --- */
.overlay {
  height: 60vh;
  width: 0;
  position: fixed;
  z-index: 100;
  top: 22.55vh;
  left: 115px;
  background-image: url("../img/scrollpaper.png");
  background-repeat: no-repeat;
  background-size: 250px 60vh;
  overflow-x: hidden;
  overflow-y: hidden;
  transition: 0.65s;
}

.overlay-content {
  position: relative;
  height: 60vh;
  width: 225px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 8px;
  text-align: center;
  margin-top: 0;
  top: -8px;
}

.overlay a {
  text-decoration: none;
  font-size: 30px;
  color: black;
  display: block;
  transition: 0.3s;
  font-family: Arima, sans-serif;
}

.overlay a:hover,
.overlay a:focus {
  color: white;
}

/* Hide old red X close button if it still exists somewhere */
.overlay .closebtn {
  display: none;
}

/* --- Menu Link States --- */
a.disabled {
  color: darkgray;
  cursor: not-allowed;
}

a.current {
  pointer-events: none;
  color: white;
}

/* --- Version dropdown --- */
.custom-combobox {
  display: inline-block;
  vertical-align: middle;
}

.language-row {
  display: flex;
  align-items: center;
  gap: 6px;
  width: auto;
}

.language-label {
  font-size: 25px;
  font-weight: bold;
  color: #555;
  white-space: nowrap;
  font-family: Arima, sans-serif;
}

#langInput {
  min-width: 130px;
  height: 34px;
  background: #fff;
  color: #222;
  border: 1px solid #2f9ae0;
  border-radius: 4px;
  padding: 4px 10px;
  font-size: 16px;
  font-family: Arial, sans-serif;
  cursor: pointer;
}

#langInput:focus {
  outline: none;
  border-color: #1f7fc2;
  box-shadow: 0 0 0 2px rgba(47, 154, 224, 0.15);
}

/* --- Responsive Adjustments --- */
@media screen and (max-height: 450px) {
  .overlay {
    height: 65vh;
    background-size: 250px 65vh;
  }

  .overlay-content {
    height: 65vh;
    gap: 4px;
  }

  .overlay a {
    font-size: 20px;
  }
}