:root {
  --bs-breakpoint-xs: 0;
  --bs-breakpoint-sm: 576px;
  --bs-breakpoint-md: 768px;
  --bs-breakpoint-lg: 992px;
  --bs-breakpoint-xl: 1200px;
  --bs-breakpoint-xxl: 1400px
}

@media (max-width: 767.98px){
  .main-sidebar{
    margin:0 -.75rem 1rem
  }
  .sidebar-links>ul{
    padding:1.5rem .75rem;
    background-color:#f8f9fa;
    border-bottom:1px solid #e9ecef
  }
  .toc-column{
    display:none;
  }
}

@media (min-width: 768px){
  .main-layout{
    display:grid;
    gap:1.5rem;
    grid-template-areas:"sidebar main";
    grid-template-columns:1fr 3fr
  }
  .main-sidebar{
    padding:.75rem 0;
    position: -webkit-sticky;
    position: sticky;
    top: 6rem;
    height: calc(100vh - 7rem);
    overflow-y: auto;
  }
  .sidebar-links{
    display:block !important;
    padding-left:.25rem;
    margin-left:-.25rem;
  }
  .main-content{
    display:grid;
    gap:inherit;
    grid-template-areas:"content toc";
    grid-template-columns:4fr 1fr;
    grid-template-rows:auto auto 1fr
  }
  .content-column{
    grid-area: content;
  }
  .toc-column{
    grid-area: toc;
    position: -webkit-sticky;
    position: sticky;
    top: 7rem;
    right: 0;
    z-index: 2;
    height: calc(100vh - 7rem);
    overflow-y: auto;
  }
  .toc-column nav ul {
    padding-left: 0;
    margin-bottom: 0;
    list-style: none;
  }
  .toc-column nav ul ul {
    padding-left: 1rem;
  }
  .toc-column nav a {
    display: block;
    padding: .125rem 0 .125rem .75rem;
    color: inherit;
    text-decoration: none;
    border-left: .125rem solid transparent;
  }
  .toc-column nav a:hover,.toc-column nav a.active {
    color: black;
    border-left-color: blue;
  }
  .toc-column nav a.active {
    font-weight: bold;
  }
  .scroll-anchor {
    scroll-margin-top: 6rem;
    scroll-margin-bottom: 1rem;
  }
}

@media (min-width: 992px){
  .main-layout{
    display:grid;
    gap:1.5rem;
    grid-template-areas:"sidebar main";
    grid-template-columns:1.5fr 5fr
  }
  .main-content{
    grid-template-areas:"content toc";
    grid-template-columns:4fr 1.5fr;
    grid-template-rows:auto 1fr
  }
}

/* Top navbar */
.top-navbar {
    padding: .75rem 0;
    background-color: transparent;
    box-shadow: 0 0.5rem 1rem rgba(0,0,0,0.15),inset 0 -1px 0 rgba(255,255,255,0.15);
}

.top-navbar::after {
    position: absolute;
    inset: 0;
    z-index: -1;
    display: block;
    content: "";
    background-image: linear-gradient(rgba(0,0,0,1), rgba(0,0,0,0.95));
}

.main-gutter {
    --bs-gutter-x: 3rem;
}




/* Extra padding due to navbar fixed to the top */
/*body:not(.plain) {
  min-height: 75rem;
  padding-top: 5rem;
}*/

/* Collapse butttons */
.btn-collapse::before {
  width: 2em;
  line-height: 0;
  content: "+ ";
  transition: transform .35s ease;
  transform-origin: .5em 50%;
}

.btn-collapse[aria-expanded="true"] {
  color: rgba(255, 255, 255, .65);
}
.btn-collapse[aria-expanded="true"]::before {
  content: "- ";
}


/* Sidebar */
.main-sidebar .sidebar-top-links li {
  margin-left: 0;
  padding-left: 0;
}

.main-sidebar .navbar-toggler{
  padding:0;
  border:0
}

.main-sidebar .navbar-nav .nav-link{
  padding-right:.25rem;
  padding-left:.25rem;
  color:rgba(255,255,255,0.85)
}

.main-sidebar .navbar-nav .nav-link:hover,.main-sidebar .navbar-nav .nav-link:focus{
  color:#fff
}

.main-sidebar .navbar-nav .nav-link.active{
  font-weight:600;
  color:#fff
}

.main-sidebar .navbar-nav-svg{
  width:1rem;
  height:1rem
}

.main-subnavbar{
  position:relative;
  z-index:1020;
  background-color:rgba(255,255,255,0.95);
  box-shadow:0 0.5rem 1rem rgba(0,0,0,0.05),inset 0 -1px 0 rgba(0,0,0,0.15)
}

.main-subnavbar .dropdown-menu{
  font-size:.875rem;
  box-shadow:0 0.5rem 1rem rgba(0,0,0,0.05)
}

.main-subnavbar .dropdown-item.current{
  font-weight:600;
  background-image:url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3e%3cpath fill='%23292b2c' d='M2.3 6.73L.6 4.53c-.4-1.04.46-1.4 1.1-.8l1.1 1.4 3.4-3.8c.6-.63 1.6-.27 1.2.7l-4 4.6c-.43.5-.8.4-1.1.1z'/%3e%3c/svg%3e");
  background-repeat:no-repeat;
  background-position:right 1rem top 0.6rem;
  background-size:.75rem .75rem
}

@media (min-width: 768px){
  .main-subnavbar{
    position:-webkit-sticky;
    position:sticky;
    top:0
  }
}

.main-sidebar-toggle{
  color:rgba(255,255,255,.55);
  background-color:#212529
}

.main-sidebar-toggle:hover,.main-sidebar-toggle:focus{
  color:rgba(255,255,255,.75);
}

.main-sidebar-toggle:focus{
  box-shadow:0 0 0 3px rgba(121,82,179,0.25)
}

.main-sidebar-toggle .bi-collapse{
  display:none
}

.main-sidebar-toggle:not(.collapsed) .bi-expand{
  display:none
}

.main-sidebar-toggle:not(.collapsed) .bi-collapse{
  display:inline-block
}

.main-sidebar{
  grid-area:sidebar
}

.main-content{
  grid-area:main
}

.sidebar-links h6{
  font-weight: bold;
  font-size: 125%;
}

.sidebar-links li{
  padding:.1875rem .5rem;
  margin-top:.5rem;
  margin-left:1.25rem;
}

.sidebar-links li.active{
  border: solid 3px blue;
}

.sidebar-links li.completed{
  background-color: #BBFFBB;
}

.sidebar-links li.due{
  background-color: #FFBBBB;
}

.sidebar-links a{
  margin-top:.125rem;
  color:rgba(0,0,0,0.65);
  text-decoration:none
}

.sidebar-links a:hover,.sidebar-links a:focus{
  color:rgba(0,0,0,0.85);
  background-color:rgba(50,80,180,0.1)
}

.sidebar-links .btn{
  padding:.25rem .5rem;
  font-weight:600;
  color:rgba(0,0,0,0.65);
  background-color:transparent;
  border:0
}

.sidebar-links .btn:hover,.sidebar-links .btn:focus{
  color:rgba(0,0,0,0.85);
  background-color:rgba(50,80,180,0.1)
}

.sidebar-links .btn:focus{
  box-shadow:0 0 0 1px rgba(50,80,180,0.7)
}

.sidebar-links .btn::before{
  width:1.25em;
  line-height:0;
  content:url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='rgba%280,0,0,.5%29' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M5 14l6-6-6-6'/%3e%3c/svg%3e");
  transition:transform 0.35s ease;
  transform-origin:.5em 50%
}

@media (prefers-reduced-motion: reduce){
  .sidebar-links .btn::before{
    transition:none
  }
}

.sidebar-links .btn[aria-expanded="true"]{
  color:rgba(0,0,0,0.85)
}

.sidebar-links .btn[aria-expanded="true"]::before{
  transform:rotate(90deg)
}

.sidebar-links .active{
  font-weight:600;
  color:rgba(0,0,0,0.85)
}

.deadline-expired {
  color: rgba(255,0,0,1);
  background-color: black;
  margin-top: 0.5em;
  margin-bottom: 0.5em;
}

.deadline-today {
  color: rgba(255,23,23,0.75);
}

.deadline-met {
  color: rgba(108,117,125,0.75);
}





/* Alerts */

.alert-debug {
  color: black;
  background-color: white;
  border-color: #d6e9c6;
}

.alert-error {
  color: #b94a48;
  background-color: #f2dede;
  border-color: #eed3d7;
}

.table-hover tbody tr:hover td {
  background: #d6e9c6;
}


/* Edit */

.edit-link {
  text-decoration: none;
  color: inherit;
}
.edit-link:hover {
  box-shadow: inset 500px 0 0 0 #54b3d6;
  color: white;
}

.teacher-link {
  padding:.1875rem .5rem;
  color:rgba(0,0,0,0.65);
  text-decoration:none
}

.teacher-link:hover,.teacher-link:focus{
  color:rgba(0,0,0,0.85);
  background-color:rgba(50,80,180,0.1)
}

a[disabled] {
    pointer-events: none;
    text-decoration: none;
}


/* Lektionselemente */

:root {
  --color-hefteintrag: rgba(246,174,45,0.9); /* Honey Yellow */
  --color-aufgabe: rgba(134,187,216,0.4); /* Dark Sky Blue */
  --color-aufgabe-border: rgba(51,101,138,0.9); /* Queen Blue */
  --color-x2: rgba(101,145,87,0.9); /* Russian Green */
  --color-x3: rgba(242,100,25,0.9); /* Orange Red */
  --color-divider: rgba(100,100,255,0.4);
  --white: #ffffff;
}

.lektionselement {
  margin-top: 1rem;
  padding: 1rem;
}

.lektionselement .accordion-item {
  background-color: inherit;
}

.element-response:not(:empty) {
  border-top: 2px solid var(--color-divider);
  margin-top: 0.75rem;
  padding-top: 0.5rem;
}

.element-erklaertext {
  padding: 1rem;
}

.element-sonstiger-text {
  padding: 1rem;
}

.element-hefteintrag {
  background-color:var(--color-hefteintrag);
  border-radius: 1rem;
  padding: 1rem;
}

.element-aufgabe {
  border: 2px solid var(--color-aufgabe-border);
  background-color:var(--color-aufgabe);
  border-radius: 0.3rem;
}




ud {    
    border-bottom: 4px dotted #000;
    text-decoration: none;
}