.lecture-tabs{
  display: block;
  margin: 0 0 4px;
}
.lecture-tabs > .lecture-tabs__list{
  display: flex !important;
  content-visibility: visible;
}
.lecture-tabs__slot{ display: none; }
.lecture-tabs__summary{
  display: none;
}
.lecture-tabs__list{
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0;
  list-style: none;
}
.lecture-tabs__item{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 16px;
  font-size: .9rem;
  font-weight: 500;
  line-height: 1.2;
  color: #5b6472;
  text-decoration: none;
  white-space: nowrap;
  background: #fff;
  border: 1px solid #e3e5e9;
  border-radius: 999px;
  transition: color .15s ease, background-color .15s ease,
              border-color .15s ease, box-shadow .15s ease;
}
.lecture-tabs__item:hover{
  color: var(--primary, #FF6A59);
  border-color: var(--primary, #FF6A59);
  background: var(--rgba-primary-1, rgba(255,106,89,.08));
}
.lecture-tabs__item.is-active{
  color: #fff;
  font-weight: 600;
  background: var(--primary, #FF6A59);
  border-color: var(--primary, #FF6A59);
  box-shadow: 0 2px 8px rgba(255,106,89,.28);
  pointer-events: none;
}
.lecture-tabs__item.is-disabled{
  color: #b6bcc4;
  background: #f6f7f9;
  border-color: #eceef1;
  border-style: dashed;
  cursor: not-allowed;
  pointer-events: auto;   /* zeby title= dalo sie pokazac */
}
.lecture-tabs__item.is-disabled:hover{
  color: #b6bcc4;
  background: #f6f7f9;
  border-color: #eceef1;
}
@media(max-width:575.98px){.lecture-tabs{
    margin-bottom: 16px;
    background: #fff;   /* nieprzezroczyste - tresc nie przeswituje pod spodem */
    border: 1px solid #e3e5e9;
    border-radius: 10px;
  }}
@media(max-width:575.98px){.lecture-tabs:not([open]){
    box-shadow: 0 2px 8px rgba(23,28,38,.06);
  }}
@media(max-width:575.98px){.lecture-tabs[open]{
    border-color: #d7dade;
    box-shadow: 0 4px 14px rgba(23,28,38,.07);
  }}
@media(max-width:575.98px){.lecture-tabs__summary{
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    min-height: 38px;
    padding: 6px 12px;
    font-size: .88rem;
    font-weight: 600;
    color: var(--title, #374557);
    cursor: pointer;
    list-style: none;      /* chowa domyslny trojkat */
  }}
@media(max-width:575.98px){.lecture-tabs__summary::-webkit-details-marker{ display: none; }}
@media(max-width:575.98px){.lecture-tabs__summary::after{
    content: "";
    flex: 0 0 auto;
    width: 8px;
    height: 8px;
    margin-right: 4px;
    border-right: 2px solid #9aa0a8;
    border-bottom: 2px solid #9aa0a8;
    transform: rotate(45deg) translate(-2px, -2px);
    transition: transform .15s ease;
  }}
@media(max-width:575.98px){.lecture-tabs[open] .lecture-tabs__summary::after{
    transform: rotate(-135deg) translate(-2px, -2px);
  }}
@media(max-width:575.98px){.lecture-tabs__current{
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }}
@media(max-width:575.98px){.lecture-tabs > .lecture-tabs__list{
    display: none !important;
  }}
@media(max-width:575.98px){.lecture-tabs[open] > .lecture-tabs__list{
    display: block !important;
    border-top: 1px solid #eceef1;
    border-bottom: 0;
    padding: 4px 0;
  }}
@media(max-width:575.98px){.lecture-tabs__item{
    display: flex;
    align-items: center;
    justify-content: flex-start;
    min-height: 38px;
    padding: 6px 12px;
    font-size: .88rem;
    white-space: normal;
    background: none;
    border: 0;
    border-radius: 0;
    box-shadow: none;
  }}
@media(max-width:575.98px){.lecture-tabs__item:hover{
    background: none;
    border: 0;
  }}
@media(max-width:575.98px){.lecture-tabs__item.is-active{
    color: var(--primary, #FF6A59);
    background: var(--rgba-primary-1, rgba(255,106,89,.10));
    box-shadow: none;
  }}
@media(max-width:575.98px){.lecture-tabs__item.is-disabled,
  .lecture-tabs__item.is-disabled:hover{
    background: none;
    border: 0;
  }}
@media(max-width:575.98px){.lecture-tabs__slot.is-active{ display: block; }}
.lecture-tabs--reading .lecture-tabs__item { border-radius: 8px; color: #284b69; border-color: #dbe4ee; background: #f5f8fb; }
.lecture-tabs--reading .lecture-tabs__item.is-active { color: #fff; background: #264c6a; border-color: #264c6a; box-shadow: none; }
.lecture-tabs--reading .lecture-tabs__item:not(.is-disabled):hover { border-color: #264c6a; }
.lecture-tabs--reading .lecture-tabs__item.is-disabled { color: #7a8795; background: #f6f7f9; }
.lecture-tabs--reading .lecture-tabs__summary { color: #264c6a; background: #f0f5fa; }
@media(max-width:575.98px){.lecture-tabs--reading .lecture-tabs__summary { min-height: 44px; }}
.lecture-tabs__item:focus-visible,.lecture-tabs__summary:focus-visible{outline:3px solid #264c6a;outline-offset:3px}