/*=======================
1.컨테이너
=======================*/
.container {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  grid-template-rows: 64px minmax(0, 1fr);
  grid-template-areas:
    "header header"
    "aside main";
}

/*=======================
2-1.헤더
=======================*/
.header {
  position: fixed;
  top: 0;
  left: 0;
  display: flex;
  background: var(--bg);
  justify-content: space-between;
  align-items: center;
  grid-area: header;
  width: 100%;
  height: 64px;
  gap: 8px;
  min-width: 0;
  z-index: 30;
}

/*=======================
2-2.헤더 햄버거
=======================*/
.hamburger-container {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.hamburger-label {
  display: flex;
  align-items: center;
  justify-items: center;
  font-weight: 700;
  color: var(--text);
  margin-left: 20px;
  cursor: pointer;
  font-size: 1.4rem;
}

.hamburger-label:hover {
  background-color: var(--hover);
  border-radius: 50%;
}

.header-hamburger {
  display: none;
}

/* 메인/채널 데스크탑 접기 */
.container:not(.page-video):has(#CheckBox:checked) {
  grid-template-columns: 70px 1fr;
}

.container:not(.page-video):has(#CheckBox:checked) .aside {
  width: 70px;
}

.container:not(.page-video):has(#CheckBox:checked) .aside h2,
.container:not(.page-video):has(#CheckBox:checked) .aside p {
  display: none;
}

/*=======================
2-3. 헤더 로고
=======================*/
.logo-img {
  cursor: pointer;
}

/*=======================
2-4.헤더 검색창
=======================*/
.search-container {
  display: flex;
  flex: 1 1 auto;
  min-width: 0;
  width: auto;
  max-width: 800px;
  padding: 0 32px;
  box-sizing: border-box;
  align-items: center;
  height: 40px;
  transition: max-width 0.3s ease;
}

.search-container:focus-within {
  max-width: 860px;
}

.header-search {
  position: relative;
  background: #121212;
  width: 100%;
  min-width: 0;
  height: 100%;
  border: 1px solid var(--bg-4);
  border-top-left-radius: 12px;
  border-bottom-left-radius: 12px;
}

.header-search:focus-within {
  outline: 0.05px solid var(--hover);
}

.search-focus-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 24px;
  height: 24px;
  opacity: 0;
  visibility: hidden;
  transition:
    opacity 0.3s ease,
    visibility 0.3s ease;
  pointer-events: none;
}

.header-search input {
  font-size: 1rem;
  color: #aaaaaa;
  font-weight: 400;
  border: none;
  width: 100%;
  min-width: 0;
  height: 100%;
  padding: 8px;
  background: #121212;
  border-radius: 15px;
  transition: padding 0.3s ease;
}

.header-search input:focus {
  outline: none;
}

.header-search:focus-within .search-focus-icon {
  opacity: 1;
  visibility: visible;
}

.header-search:focus-within input {
  padding-left: 40px;
}

.header-search-container {
  display: flex;
  align-items: center;
  flex: 1 1 auto;
  min-width: 0;
  width: 100%;
  height: 100%;
}

.search-btn {
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: var(--bg-4);
  flex-shrink: 0;
  width: 64px;
  height: 100%;
  border: none;
  cursor: pointer;
  border-top-right-radius: 12px;
  border-bottom-right-radius: 12px;
}

.search-btn img {
  width: 30px;
  height: 30px;
}

.search-btn:hover {
  background: var(--hover);
}

.back-btn {
  color: var(--text);
  font-weight: 700;
  border-radius: 50%;
  display: none;
  cursor: pointer;
}

.back-btn:hover {
  background: var(--hover);
}

/*=======================
2-4-1.헤더 검색창 히스토리
=======================*/
.header-search:focus-within .search-history {
  display: block;
}

.search-history {
  display: none;
  position: absolute;
  width: 100%;
  padding: 10px;
  left: 0;
  top: calc(100% + 2px);
  border-radius: 15px;
  z-index: 1000;
  background-color: var(--bg);
}

.header-search .search-history li:hover {
  background-color: transparent;
}

.search-history li a {
  position: relative;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 30px 10px 15px;
  font-size: 1rem;
  color: var(--text);
  border-radius: 10px;
}

.search-history li a span {
  font-size: 1.125rem;
}

.search-history .history-close {
  position: absolute;
  right: 8px;
  opacity: 0;
}

.search-history li a:hover .history-close {
  opacity: 1;
}

.search-history li a:hover {
  background-color: var(--bg-4);
}

/*=======================
2-4-2.헤더 모바일 검색창용
=======================*/
.mobile-search-container {
  display: none;
}

.mobile-checkbox {
  display: none;
}

.mobile-search-label {
  display: none;
  border-radius: 50%;
}

.mobile-search-label img {
  padding: 7px;
  cursor: pointer;
}

.mobile-search-label:hover {
  background: var(--hover);
}

/*=======================
2-6.헤더 마이크
=======================*/
.header-mic-container {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-left: 6px;
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  background: var(--bg-2);
  border-radius: 50%;
}

.header-mic-container img {
  width: 24px;
  height: 24px;
  cursor: pointer;
}

.header-mic-container:hover {
  background: var(--hover);
}

.header-mic-container::after {
  content: "음성으로 검색";
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  padding: 7px 12px;
  background: #3f3f3f;
  color: var(--text);
  font-size: 0.8125rem;
  line-height: 1;
  border-radius: 6px;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transition:
    opacity 0.3s ease,
    visibility 0.3s ease;
  z-index: 1001;
}

.header-mic-container:hover::after {
  opacity: 1;
  visibility: visible;
}

/*=======================
2-7.헤더 네비
=======================*/
.header-nav {
  flex-shrink: 0;
  min-width: 230px;
  height: 40px;
}

.header-nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
  margin-right: 30px;
}

.header-notification {
  border-radius: 50%;
  display: block;
}

.header-notification-setting {
  cursor: pointer;
  border-radius: 50%;
  padding: 5px;
}

.header-notification-setting:hover {
  background: var(--hover);
}

.notification-btn {
  display: none;
}

.notification-container {
  position: relative;
}

.notification-label {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  cursor: pointer;
}

.header-notification:hover {
  background: var(--hover);
  cursor: pointer;
}

.notification-label::after {
  content: "알림";
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  padding: 7px 12px;
  background: #3f3f3f;
  color: var(--text);
  font-size: 0.8125rem;
  line-height: 1;
  border-radius: 6px;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transition:
    opacity 0.3s ease,
    visibility 0.3s ease;
  z-index: 1001;
}

.notification-label:hover::after {
  opacity: 1;
  visibility: visible;
}

.notification-btn:checked ~ .notification-label::after {
  opacity: 0;
  visibility: hidden;
}

.header-icon-tooltip {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  cursor: pointer;
}

.header-icon-tooltip .header-profile:hover {
  background: var(--hover);
}

.header-icon-tooltip::after {
  content: attr(data-tooltip);
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  padding: 7px 12px;
  background: #3f3f3f;
  color: var(--text);
  font-size: 0.8125rem;
  line-height: 1;
  border-radius: 6px;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transition:
    opacity 0.3s ease,
    visibility 0.3s ease;
  z-index: 1001;
}

.header-icon-tooltip:hover::after {
  opacity: 1;
  visibility: visible;
}

.notification-dropdown {
  display: none;
  position: absolute;
  top: 44px;
  right: 0;
  min-width: 300px;
  min-height: 500px;
  background: var(--bg-4);
  border-radius: 12px;
  z-index: 1000;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
}
.notification-dropdown a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 0 15px;
  font-size: 0.875rem;
  color: var(--text);
  height: 50px;
  cursor: auto;
}
.notification-area {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 500px;
}

.notification-area h2,
.notification-area p {
  color: var(--text);
  font-size: 0.875rem;
}

.notification-dropdown-area {
  border-bottom: 1px solid var(--hover);
}

.notification-dropdown-last {
  border-bottom: none;
}

.notification-btn:checked ~ .notification-dropdown {
  display: block;
}

.header-profile {
  cursor: pointer;
  border-radius: 50%;
}

.header-profile:hover {
  background: var(--hover);
}

.profile-btn {
  display: none;
}
.profile-container {
  position: relative;
}
.profile-label {
  display: flex;
  cursor: pointer;
  border-radius: 50%;
}
.profile-label:hover {
  background: var(--hover);
  transform: scale(1.1);
}
.profile-dropdown {
  display: none;
  position: absolute;
  top: 42px;
  right: 0;
  min-width: 200px;
  background: var(--bg-4);
  border-radius: 12px;
  padding: 8px 0;
  z-index: 1000;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
}
.profile-dropdown a {
  display: flex;
  align-items: center;
  padding: 15px 16px;
  font-size: 0.875rem;
  color: var(--text);
  gap: 12px;
}
.profile-dropdown-area {
  border-bottom: 1px solid var(--hover);
}

.profile-dropdown-last {
  border-bottom: none;
}
.profile-dropdown a:hover {
  background: var(--hover);
}

.header-profile-name a {
  cursor: auto;
}

.header-profile-name a:hover {
  background: inherit;
}

.header-profile-img {
  cursor: auto;
}

.profile-btn:checked ~ .profile-dropdown {
  display: block;
}

/*=======================
3-1.사이드바
=======================*/
.aside {
  grid-area: aside;
  width: 240px;
  background: var(--bg);
  position: fixed;
  top: 64px;
  left: 0;
  padding-bottom: 50px;
  z-index: 300;
}

.aside-logo {
  display: none;
}

.aside-nav {
  top: 64px;
  overflow-y: auto;
  height: 100vh;
  box-sizing: border-box;
  padding-bottom: 64px;
}

.aside-nav-container ul {
  list-style: none;
}

.aside-nav-item {
  display: flex;
  color: var(--text);
  align-items: center;
  gap: 24px;
  height: 40px;
  padding: 0 24px;
  cursor: pointer;
}

.aside-nav-item a {
  display: flex;
  gap: 24px;
  height: 40px;
  align-items: center;
  color: var(--text);
}

.aside-nav-item p:not(.item-show) {
  text-transform: capitalize;
}

.item-show::first-letter {
  text-transform: uppercase;
}

.aside-nav-item:hover {
  background: #383838;
  transition: background 0.3s;
}

.aside-nav-item p {
  font-size: 0.875rem;
}

.aside-nav-item.active {
  background: #383838;
  font-weight: 800;
}

.aside-nav-container {
  padding: 12px 0;
  border-bottom: 1px solid var(--hover);
}

.aside-nav-container h2 {
  color: var(--text-2);
  font-weight: 700;
  font-size: 0.875rem;
  text-transform: uppercase;
  padding: 8px 24px;
  font-weight: 600;
}

.aside-nav-item img {
  width: 22px;
  height: 22px;
}

.avatar8-radius{
  border-radius: 50%;
}

.user-avatar {
  border-radius: 50%;
}

/*=======================
3-2.사이드바 스크롤
=======================*/
.aside-nav,
.notification-dropdown,
.profile-dropdown {
  scrollbar-width: thin;
  scrollbar-color: var(--hover) transparent;
}

.aside-nav::-webkit-scrollbar,
.notification-dropdown::-webkit-scrollbar,
.profile-dropdown::-webkit-scrollbar {
  width: 6px;
}

.aside-nav::-webkit-scrollbar-track,
.notification-dropdown::-webkit-scrollbar-track,
.profile-dropdown::-webkit-scrollbar-track {
  background: transparent;
}

.aside-nav::-webkit-scrollbar-thumb,
.notification-dropdown::-webkit-scrollbar-thumb,
.profile-dropdown::-webkit-scrollbar-thumb {
  background: var(--hover);
  border-radius: 10px;
}

.aside-nav::-webkit-scrollbar-thumb:hover,
.notification-dropdown::-webkit-scrollbar-thumb:hover,
.profile-dropdown::-webkit-scrollbar-thumb:hover {
  background: #909090;
}

/*=======================
3-3. 비디오 페이지 전용 사이드바
=======================*/
.page-video {
  grid-template-columns: 1fr;
  grid-template-areas:
    "header"
    "main";
}

.page-video:has(#CheckBox:checked) {
  grid-template-columns: 1fr;
}

.page-video .aside {
  display: block;
  width: 240px;
  top: 0;
  left: 0;
  height: 100vh;
  z-index: 300;
  transform: translateX(-100%);
  transition: transform 0.3s ease;
}

.page-video .aside h2,
.page-video .aside p {
  display: block;
}

.page-video .aside-logo {
  display: flex;
  align-items: center;
  height: 64px;
  gap: 14px;
}

.page-video:has(#CheckBox:checked) .aside {
  transform: translateX(0);
  width: 240px;
}

.page-video:has(#CheckBox:checked)::after {
  content: "";
  display: block;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 200;
}

/*=======================
4-1. 반응형(테블릿)
=======================*/
@media (max-width: 1024px) {
  .container:not(.page-video) .aside-logo {
    display: none;
  }

  .container:not(.page-video) .aside {
    width: 70px;
    top: 64px;
    height: calc(100vh - 64px);
  }

  .container:not(.page-video):has(#CheckBox:checked) .aside {
    width: 240px;
    top: 0;
    height: 100vh;
    z-index: 300;
  }

  .container:not(.page-video):has(#CheckBox:checked) .aside-logo {
    display: flex;
    align-items: center;
    height: 64px;
    gap: 12px;
  }

  .search-container {
    padding: 0 16px;
  }

  .header-nav {
    min-width: 0;
  }

  .header-nav-container {
    margin-right: 16px;
  }

  .mic-container {
    margin-left: 10px;
  }

  .container:not(.page-video) {
    grid-template-columns: 70px minmax(0, 1fr);
  }

  .container:not(.page-video) .aside {
    width: 70px;
    z-index: 10;
    transition: width 0.3s;
  }

  .container:not(.page-video) .aside h2,
  .container:not(.page-video) .aside p {
    display: none;
  }

  .container:not(.page-video):has(#CheckBox:checked) .aside {
    width: 240px;
  }

  .container:not(.page-video):has(#CheckBox:checked) .aside h2,
  .container:not(.page-video):has(#CheckBox:checked) .aside p {
    display: block;
  }

  .container:not(.page-video):has(#CheckBox:checked) .aside-nav-item {
    justify-content: flex-start;
    padding: 0 24px;
    gap: 24px;
  }

  .container:not(.page-video):has(#CheckBox:checked) .main::after,
  .container:not(.page-video):has(#CheckBox:checked) .channel::after {
    content: "";
    position: fixed;
    top: 64px;
    left: 0;
    width: 100%;
    height: calc(100vh - 64px);
    background: rgba(0, 0, 0, 0.5);
    z-index: 200;
  }

  .container:not(.page-video):has(#CheckBox:checked) .header::after {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 64px;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
  }
}

/*=======================
4-2.반응형(모바일)
=======================*/
@media (max-width: 768px) {
  .header-nav {
    min-width: auto;
    width: auto;
  }
  .header-nav-container {
    justify-content: flex-end;
    gap: 4px;
    margin-right: 6px;
  }

  .hamburger-label {
    margin-left: 12px;
  }

  .notification-dropdown {
    position: absolute;
    top: 44px;
    right: 0;
    left: auto;
    width: min(260px, calc(100vw - 16px));
    min-width: 0;
    min-height: 0;
    max-height: 40vh;
    overflow: auto;
  }

  .notification-area {
    min-height: 120px;
    padding: 16px 12px;
  }

  .notification-dropdown a {
    height: 40px;
  }

  .profile-dropdown {
    right: 0;
    width: min(220px, calc(100vw - 16px));
    min-width: 0;
    max-height: 45vh;
    overflow-y: auto;
    padding: 4px 0;
  }

  .profile-dropdown a {
    padding: 8px 12px;
    font-size: 0.8125rem;
  }

  .container:not(.page-video) {
    grid-template-columns: 1fr;
    grid-template-areas:
      "header"
      "main";
  }

  .container:not(.page-video) .aside {
    display: block;
    width: 240px;
    top: 0;
    left: 0;
    height: 100vh;
    z-index: 300;
    transform: translateX(-100%);
    transition: transform 0.3s ease;
  }

  .container:not(.page-video) .aside-logo {
    display: flex;
    align-items: center;
    height: 64px;
    gap: 14px;
  }

  .container:not(.page-video) .aside h2,
  .container:not(.page-video) .aside p {
    display: block;
  }

  .container:not(.page-video):has(#CheckBox:checked) {
    grid-template-columns: 1fr;
  }

  .container:not(.page-video):has(#CheckBox:checked) .aside {
    transform: translateX(0);
    width: 240px;
  }

  .container:not(.page-video):has(#CheckBox:checked) .aside h2,
  .container:not(.page-video):has(#CheckBox:checked) .aside p {
    display: block;
  }

  .search-container {
    display: none;
    padding: 0 8px;
  }

  .mobile-search-label {
    display: block;
  }
  #MobileSearch:checked ~ .header-nav {
    display: none;
  }

  #MobileSearch:checked ~ .hamburger-container {
    display: none;
  }

  #MobileSearch:checked ~ .search-container {
    display: flex;
    flex: 1 1 auto;
    min-width: 0;
    width: 100%;
    max-width: none;
    height: 40px;
    align-items: center;
    padding: 0 8px;
  }

  .back-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    padding: 0 7px;
    margin-right: 8px;
    margin-left: 4px;
    cursor: pointer;
    color: var(--text);
    font-size: 1.5rem;
  }

  .header-mic-container {
    margin-right: 8px;
  }
}

@media (max-width: 480px) {
  .hamburger-label {
    margin-left: 8px;
  }

  .header-nav-container > .header-profile {
    display: none;
  }

  .header-nav-container {
    margin-right: 8px;
  }
}