/* ■ 오버레이 마스크 */
body.hold { overflow: hidden; }
#overlay-mask { position: fixed; top: 0; left: 0; z-index: 110; width: 100%; height: 100%; background: rgba(0, 0, 0, 0.5); backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px); display: none; }

/* ■ 사이드 메뉴 */
.site-aside { position: relative; z-index: 130; pointer-events: none; }
.site-aside.is-open { pointer-events: auto; }
.site-aside-panel { display: none; }

@media all and (max-width: 767px) {
  .site-aside-panel { position: fixed; inset: 0; z-index: 130; display: flex; flex-direction: column; width: 100%; background-color: var(--color-bg-1); transform: translateX(100%); transition: transform 0.28s ease; overflow-y: auto; -webkit-overflow-scrolling: touch; pointer-events: auto; }
  .site-aside.is-open .site-aside-panel { transform: translateX(0); }

  .site-aside-top { display: flex; align-items: center; justify-content: flex-end; flex-shrink: 0; height: 50px; padding: 16px; }
  .nav-close { display: inline-flex; align-items: center; justify-content: center; width: 24px; height: 24px; padding: 0; border: 0; background: transparent; cursor: pointer; }
  .nav-close img { display: block; width: 24px; height: 24px; }

  .site-aside .nav-list { display: flex; flex-direction: column; align-items: stretch; gap: 1px; height: auto; padding: 10px 22px 40px; }
  .site-aside .nav-item { display: block; width: 100%; }

  .site-aside .nav-link,
  .site-aside .nav-link--parent { justify-content: flex-start; gap: 4px; width: 100%; height: 50px; padding: 0 16px; border-radius: 5px; font-size: 16px; font-weight: 500; line-height: 1.4; text-align: left; color: var(--color-neutral-9); }
  .site-aside .nav-link:hover,
  .site-aside .nav-link--parent:hover { background-color: transparent; }
  .site-aside .nav-item.has-children.is-open > .nav-link--parent { background-color: var(--color-primary); color: var(--color-neutral-1); }

  .site-aside .nav-caret { display: inline-flex; align-items: center; justify-content: center; width: 20px; height: 20px; color: inherit; }
  .site-aside .nav-caret svg { display: block; width: 20px; height: 20px; transform: rotate(90deg); }
  .site-aside .nav-item.has-children.is-open > .nav-link--parent .nav-caret svg { transform: rotate(-90deg); }

  .site-aside .nav-sublist { position: static; top: auto; left: auto; display: none; width: 100%; padding: 10px 0 0; border: 0; background-color: transparent; transform: none; }
  .site-aside .nav-sublist::before { display: none; }
  .site-aside .nav-item.has-children:hover > .nav-sublist,
  .site-aside .nav-item.has-children:focus-within > .nav-sublist { display: none; }
  .site-aside .nav-item.has-children.is-open > .nav-sublist { display: flex; flex-direction: column; align-items: stretch; }

  .site-aside .nav-sublink { justify-content: flex-start; width: 100%; height: 40px; padding: 0 16px; font-size: 14px; font-weight: 400; line-height: 1.4; text-align: left; color: var(--color-neutral-9); }
  .site-aside .nav-sublink:hover { background-color: transparent; }
}