:root {
  --nav-bg: #05043e
}

nav.main-nav{
  position: fixed;
  top: 0;
  left: 0;
  z-index: 97;
  display: flex;
  flex-direction: column;
  background-color: var(--nav-bg);
  padding: 0.75rem;
  height: 100%;
  justify-content: space-between;
}
:root .main-nav__link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  border-radius: 6px;
  color: #fff;
  transition: 0.15s ease;
  position: relative;
}
:root .main-nav__link + * {
  margin-top: 0.5rem;
}
:root .main-nav__link:hover, :root .main-nav__link.is-active {
  background-color: #2b2a5b;
}
:root .main-nav__link:hover span, :root .main-nav__link.is-active span {
  color: #fff;
}
:root .main-nav__link .avatar {
  max-width: 1.75rem;
  max-height: 1.75rem;
}
:root .main-nav__link:hover .navigation-item-title {
  transform: scale(1);
  opacity: 1;
}
:root .main-nav__link--notification::after {
  position: absolute;
  content: "";
  display: block;
  width: 8px;
  height: 8px;
  background-color: #3f5efb;
  border-radius: 50%;
  top: 8px;
  right: 8px;
}
.navigation {
  padding: 0.75rem;
  display: flex;
  flex-direction: column;
  height: 100%;
  justify-content: space-between;
  background-color: #05043e;
}
.navigation-panel {
  --active-width: 300px;
  background-color: #19194a;
  overflow-y: auto;
  overflow-x: hidden;
  transition: width 0.3s, padding-left 0.3s, padding-right 0.3s ease-in;
  position: fixed;
  top: 0;
  z-index: 100;
  bottom: 0;
  left: 72px;
  width: var(--active-width);
}
.navigation-panel .nav-panel__options {
  display: flex;
  margin-bottom: 5px;
}
.navigation-panel .nav-panel__options .button {
  margin: 0;
}
.navigation-panel .nav-panel__title {
  color: #fff;
}
.navigation-panel .navigation-panel__header {
  display: flex;
  justify-content: space-between;
  padding: 2rem;
  padding-bottom: 0 !important;
  align-items: center;
}
.navigation-panel .navigation-panel__header h4 {
  color: #fff;
}
.navigation-panel .navigation-panel__content {
  padding: 2rem;
  height: calc(100% - 104px);
  width: var(--active-width);
}
.navigation-panel .navigation-panel__content:after {
  content: "";
  width: calc(100% + 4rem);
  height: 50px;
  margin-left: -2rem;
  bottom: -2rem;
  background-image: linear-gradient(to top, #19194a 0%, transparent 100%);
  display: block;
  position: sticky;
  z-index: 100;
}
.navigation-top, .navigation-bottom {
  display: flex;
  flex-direction: column;
}
.navigation-item-title {
  justify-self: flex-end;
  position: absolute;
  transform: scale(0);
  transform-origin: 0% 50%;
  left: calc(100% + .75rem);
  opacity: 0;
  transition: 0.15s ease;
  width: auto;
  z-index: 300;
  background-color: #2b2a5b;
  display: block;
  white-space: nowrap;
  padding: 0.5em 1em;
  border-radius: 6px;
  box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2);
}
.navigation-item-title:before {
  position: absolute;
  content: "";
  display: block;
  width: 10px;
  height: 10px;
  background-color: #2b2a5b;
  transform: translateY(-50%) rotate(45deg);
  left: -5px;
  top: 50%;
  box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2);
}
main-header {
  border-bottom: 1px solid #ddd;
  background-color: #fff;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  align-items: center;
  padding: 0 0.75rem 0 2rem;
}
.tree-branch-action {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
}
.tree-branch-action .button-box {
  margin-left: auto;
  margin-right: 0px;
}
.tree-branch-action .button-box .button-small {
  --button-height: 20px;
  font-size: 12px;
}
.tree-branch-action:hover button {
  opacity: 1;
}