@charset "UTF-8";
:root {
  --main-c: rgba(var(--c-main),0.95);
  --sub-c: rgb(var(--c-sub));
  --main-op-1: rgba(var(--c-main), 0.1);
  --main-op-5: rgba(var(--c-main), 0.5);
  --sub-op-1: rgba(var(--c-sub), 0.1);
  --sub-op-5: rgba(var(--c-sub), 0.5);
  --sub-op-9: rgba(var(--c-sub), 0.9);
  --wrap-sd:var(--main-op-5) 0px 4px 25px -15px, rgba(0, 0, 0, 0.3) -4px 10px 40px -10px;
}

#menu_btn {
  z-index: 1001;
  position: fixed;
  width: 40px;
  height: 40px;
  width: calc((var(--menu-siz) - 10px) / 2);
  height: calc((var(--menu-siz) - 10px) / 2);
  border-radius: calc(var(--menu-rad) / 2);
  background-color: var(--main-c);
  color: var(--sub-c);
  padding: 6px;
  border: transparent 1px solid;
  transition: all 0.4s ease;
  box-shadow: rgba(0, 0, 0, 0.15) 0px 2px 8px;
  background: var(--sub-c);
  color: var(--main-c);
  top: var(--btn-pos-top);
  animation-duration: 0.3s;
  animation-timing-function: cubic-bezier(0.455, 0.03, 0.515, 0.955);
  animation-name: fadein;
  animation-fill-mode: forwards;
}
#menu_btn svg {
  transition: transform 0.5s cubic-bezier(0.38, 1.8, 0.6, 1);
}
#menu_btn:hover, #menu_btn:focus, #menu_btn:active {
  background-color: var(--main-op-5);
  border-color: var(--main-op-5);
  backdrop-filter: blur(8px);
}
#menu_btn:hover svg, #menu_btn:focus svg, #menu_btn:active svg {
  filter: blur(1px);
  transform: perspective(1000px) rotateY(180deg);
}
#menu_btn:hover, #menu_btn:focus, #menu_btn:active {
  background-color: var(--sub-op-5);
  border-color: var(--sub-op-5);
}
#menu_btn.open {
  display: none;
  animation-fill-mode: backwards;
  animation-name: fadeout;
}

#menu_wrap {
  position: fixed;
  top: var(--window-pos-top);
  width: fit-content;
  grid-template-columns: repeat(var(--menu-num), var(--menu-siz));
  padding: 10px;
  gap: 10px;
  background: var(--menu-bg);
  backdrop-filter: blur(4px);
  padding-top: 30px;
  border-radius: 3px;
  -webkit-transition: none;
  -ms-transition: none;
  transition: none;
  box-shadow: var(--sub-c) 0px 0px 0px 1px, var(--wrap-sd);
  z-index: 1000;
  display: none;
  animation-duration: 0.3s;
  animation-timing-function: cubic-bezier(0.455, 0.03, 0.515, 0.955);
  animation-fill-mode: backwards;
  animation-name: fadeout;
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  -ms-user-select: none;
  user-select: none;
}
#menu_wrap #menu_bar {
  position: absolute;
  top: 0;
  width: 100%;
  height: 20px;
  background: transparent;
  color: var(--main-c);
  text-align: right;
  border-top-left-radius: 2px;
  border-top-right-radius: 2px;
  cursor: pointer;
  transition: background-color 0.25s ease;
}
#menu_wrap #menu_bar svg {
  height: 20px;
}
#menu_wrap:hover #menu_bar {
  background-color: var(--sub-c);
}
#menu_wrap.open {
  display: grid;
  animation-name: fadein;
}
#menu_wrap .menu-first {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
#menu_wrap .menu-first > a {
  width: calc((var(--menu-siz) - 10px) / 2);
  height: calc((var(--menu-siz) - 10px) / 2);
  border-radius: calc(var(--menu-rad) / 2);
  background-color: var(--main-c);
  color: var(--sub-c);
  padding: 6px;
  border: transparent 1px solid;
  transition: all 0.4s ease;
  box-shadow: rgba(0, 0, 0, 0.15) 0px 2px 8px;
}
#menu_wrap .menu-first > a svg {
  transition: transform 0.5s cubic-bezier(0.38, 1.8, 0.6, 1);
}
#menu_wrap .menu-first > a:hover, #menu_wrap .menu-first > a:focus, #menu_wrap .menu-first > a:active {
  background-color: var(--main-op-5);
  border-color: var(--main-op-5);
  backdrop-filter: blur(8px);
}
#menu_wrap .menu-first > a:hover svg, #menu_wrap .menu-first > a:focus svg, #menu_wrap .menu-first > a:active svg {
  filter: blur(1px);
  transform: perspective(1000px) rotateY(180deg);
}
#menu_wrap #menu_player_btn {
  background-color: var(--main-op-1);
  color: var(--main-op-5);
  backdrop-filter: none;
}
#menu_wrap #menu_player_btn.playing {
  background-color: var(--main-c);
  color: var(--sub-c);
  animation: pulseShadow 1s infinite;
}
@keyframes pulseShadow {
  0% {
    box-shadow: rgba(0, 0, 0, 0.15) 0px 2px 8px, var(--main-c) 0 0 0 0;
  }
  75% {
    box-shadow: rgba(0, 0, 0, 0.15) 0px 2px 8px, transparent 0 0 0 8px;
  }
}
#menu_wrap .menu-main {
  position: relative;
  width: var(--menu-siz);
  height: var(--menu-siz);
  padding: 10px;
  color: var(--sub-c);
  cursor: pointer;
}
#menu_wrap .menu-main > span {
  position: relative;
  z-index: 1;
}
#menu_wrap .menu-main::before {
  content: "";
  transition: all 0.5s ease;
  border-radius: var(--menu-rad);
  border: transparent 1px solid;
  background-color: var(--main-c);
  position: absolute;
  inset: 0;
  box-shadow: var(--main-op-5) 0 0 10px -4px, rgba(0, 0, 0, 0.15) 0px 2px 8px;
}
#menu_wrap .menu-main:hover::before, #menu_wrap .menu-main:focus::before, #menu_wrap .menu-main:active::before {
  background-color: var(--main-op-5);
  border-color: var(--main-op-5);
  backdrop-filter: blur(4px);
}
#menu_wrap .menu-sub-wrap {
  display: none;
  opacity: 0;
  transition: all 0.5s ease;
  transform-origin: top left;
  position: absolute;
  top: 30px;
  left: 20px;
  min-width: 140px;
  z-index: 2;
  border-radius: var(--menu-rad);
  overflow: hidden;
  background-color: var(--sub-op-9);
  backdrop-filter: blur(8px);
  box-shadow: rgba(0, 0, 0, 0.15) 0px 15px 25px, rgba(0, 0, 0, 0.05) 0px 5px 10px;
}
#menu_wrap .menu-sub {
  display: block;
  color: var(--main-c);
  width: 100%;
  word-break: keep-all;
  padding: 4px 10px 4px 12px;
  animation-duration: 0.2s;
  animation-fill-mode: forwards;
  animation-timing-function: cubic-bezier(0.445, 0.05, 0.55, 0.95);
  transform: translateX(100%);
  background: transparent;
  transition: background-color 0.2s ease;
}
#menu_wrap .menu-sub:first-child {
  padding-top: 10px;
}
#menu_wrap .menu-sub:last-child {
  padding-bottom: 10px;
}
#menu_wrap .menu-sub:hover, #menu_wrap .menu-sub:focus, #menu_wrap .menu-sub:active {
  background-color: var(--main-op-1);
}
#menu_wrap .menu-main.on > span {
  filter: blur(2px);
}
#menu_wrap .menu-main.on::before {
  backdrop-filter: blur(8px);
  background-color: var(--main-op-1);
  border-color: var(--main-op-1);
}
#menu_wrap .menu-main.on .menu-sub-wrap {
  display: block;
  opacity: 1;
  animation: both openmenu 0.25s cubic-bezier(0.23, 1, 0.32, 1);
}

#menu_wrap, #menu_wrap *, #menu_btn {
  box-sizing: border-box;
}

.menu-main > span, .menu-sub {
  font-family: var(--font-f);
  font-size: var(--font-s);
}

/* animation */
@keyframes openmenu {
  0% {
    opacity: 0;
    transform: scale(0.1);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}
@keyframes viewsubmenu {
  0% {
    opacity: 1;
    transform: translateX(100%);
  }
  100% {
    opacity: 1;
    transform: translateX(0);
  }
}
@keyframes fadein {
  0% {
    opacity: 0;
  }
  20% {
    transform: scale(1.02);
  }
  100% {
    opacity: 1;
  }
}
@keyframes fadeout {
  0% {
    display: grid;
    opacity: 1;
  }
  80% {
    transform: scale(1.02);
  }
  100% {
    display: grid;
    opacity: 0;
  }
}
/* 모바일 메뉴 사용안함 */
/* 모바일 메뉴를 사용하려면 이 부분을 삭제해주세요 */
@media (max-width: 1024px) {
  header#header {
    display: block !important;
  }
  #mo_header, div.not-pc {
    display: none !important;
  }
}