/* ============================================================
   lang-selector — Figma CO002 (64:3642)
   패널 124×190 / radius 6 / 토글 gap 5 / 옵션 국기 24 + gap 5
   호버: 텍스트 #ea002c (배경 없음)
   ============================================================ */

.lang-selector {
  position: relative;
  width: 104px;
}

.lang-selector--open {
  z-index: 120;
}

.lang-selector::before {
  content: "";
  position: absolute;
  top: -10px;
  left: -10px;
  width: 124px;
  height: 190px;
  background: #fff;
  border-radius: 6px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
  z-index: -1;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translate3d(0, -6px, 0);
  transition:
    opacity 0.2s ease,
    transform 0.2s ease,
    visibility 0s linear 0.2s;
  will-change: opacity, transform;
}

.lang-selector--open::before {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translate3d(0, 0, 0);
  transition:
    opacity 0.22s ease,
    transform 0.22s cubic-bezier(0.22, 1, 0.36, 1),
    visibility 0s linear 0s;
}

.lang-selector__toggle {
  display: inline-flex;
  width: 104px;
  height: 24px;
  align-items: center;
  justify-content: flex-start;
  gap: 5px;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
  font: inherit;
  color: #000;
}

.lang-selector__toggle:focus-visible {
  outline: 2px solid var(--nav-link-active-color, #ea002c);
  outline-offset: 2px;
}

.lang-selector__icon {
  display: flex;
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  align-items: center;
  justify-content: center;
}

.lang-selector__icon-svg {
  width: 24px;
  height: 24px;
  display: block;
  color: #000;
}

.lang-selector__label {
  font-size: 16px;
  line-height: 24px;
  font-weight: 400;
  letter-spacing: -0.01em;
  white-space: nowrap;
  color: #000;
}

.lang-selector__chevron {
  display: inline-block;
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  margin-left: auto;
  background-image: url("data:image/svg+xml,%3Csvg width='20' height='20' viewBox='0 0 20 20' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M5 7.5L10 12.5L15 7.5' stroke='%23000000' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round' /%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  transition: transform 0.22s ease;
}

.lang-selector--open .lang-selector__chevron {
  transform: rotate(180deg);
}

.lang-selector__list {
  position: absolute;
  top: 44px;
  left: -10px;
  width: 124px;
  margin: 0;
  padding: 0 0 10px;
  list-style: none;
  background: transparent;
  border: none;
  box-shadow: none;
  z-index: 120;
  display: flex;
  flex-direction: column;
  gap: 10px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translate3d(0, -6px, 0);
  transition:
    opacity 0.2s ease,
    transform 0.2s ease,
    visibility 0s linear 0.2s;
  will-change: opacity, transform;
}

@media (prefers-reduced-motion: reduce) {
  .lang-selector::before,
  .lang-selector--open::before,
  .lang-selector__list,
  .lang-selector--open .lang-selector__list {
    transition-duration: 0.01ms;
  }

  .lang-selector__chevron {
    transition-duration: 0.01ms;
  }
}

.lang-selector--open .lang-selector__list {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translate3d(0, 0, 0);
  transition:
    opacity 0.22s ease,
    transform 0.22s cubic-bezier(0.22, 1, 0.36, 1),
    visibility 0s linear 0s;
}

.lang-selector__item {
  margin: 0;
  display: flex;
  flex: 0 0 24px;
  height: 24px;
}

.lang-selector__option {
  display: flex;
  width: 100%;
  height: 24px;
  align-items: center;
  justify-content: flex-start;
  gap: 5px;
  padding: 0 10px;
  border: 0;
  background: transparent;
  cursor: pointer;
  font-size: 16px;
  line-height: 24px;
  font-weight: 400;
  letter-spacing: -0.01em;
  color: #000;
  text-align: left;
  white-space: nowrap;
}

.lang-selector__flag {
  display: block;
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  object-fit: contain;
  pointer-events: none;
}

.lang-selector__option-label {
  min-width: 0;
}

.lang-selector__option:hover,
.lang-selector__option:focus-visible {
  color: #ea002c;
  outline: none;
}

.lang-selector__option:focus-visible {
  outline: 2px solid var(--nav-link-active-color, #ea002c);
  outline-offset: -2px;
}

/* 현재 언어는 토글 라벨만 노출, 목록에서는 숨김 */
.lang-selector__option--active,
.lang-selector__item:has(.lang-selector__option--active) {
  display: none;
}

@media (max-width: 640px) {
  .lang-selector {
    width: auto;
    min-width: 44px;
  }

  .lang-selector__label,
  .lang-selector__chevron {
    display: none;
  }

  .lang-selector__list {
    left: 0;
    right: auto;
    min-width: 100%;
  }
}