/* C4mulo5 – Geschichte Timeline (Zickzack mit Versatz + Bild) */

.c4mulo5-history-timeline .c4mulo5-timeline{
  --c4m5-img-h: 220px;
  --c4m5-dot-center: calc(30px + (var(--c4m5-img-h) / 2));
  --c4m5-gutter: 70px;
  /* Enges Zickzack: zweite Spalte startet etwa „halb“ in die erste hinein. */
  --c4m5-stagger-overlap: calc(var(--c4m5-img-h) - 60px);

  position:relative;
  margin:40px auto 10px;
  padding:10px 0;
  display:flex;
  flex-direction:column;
}

.c4mulo5-history-timeline .c4mulo5-timeline:before{
  content:"";
  position:absolute;
  top:0;
  bottom:0;
  left:50%;
  width:2px;
  background:rgba(0,0,0,.15);
  transform:translateX(-50%);
}

.c4mulo5-history-timeline .c4mulo5-timeline-item{
  position:relative;
  width:50%;
  padding:10px 0;
  box-sizing:border-box;
  margin:0;
}

/* Enges, durchgängiges Zickzack: jedes folgende Item greift in das vorherige hinein */
.c4mulo5-history-timeline .c4mulo5-timeline-item + .c4mulo5-timeline-item{
  margin-top: calc(-1 * var(--c4m5-stagger-overlap));
}

/* connector from center dot to the card edge */
.c4mulo5-history-timeline .c4mulo5-timeline-item:after{
  content:"";
  position:absolute;
  top:var(--c4m5-dot-center);
  width:var(--c4m5-gutter);
  height:2px;
  background:rgba(0,0,0,.15);
  transform:translateY(-1px);
}

.c4mulo5-history-timeline .c4mulo5-timeline-item:before{
  content:"";
  position:absolute;
  top:calc(var(--c4m5-dot-center) - 7px);
  width:14px;
  height:14px;
  border-radius:50%;
  background:#fff;
  border:2px solid rgba(0,0,0,.35);
  z-index:2;
}

.c4mulo5-history-timeline .c4mulo5-timeline-item:nth-child(odd){
  align-self:flex-start;
  padding-right:var(--c4m5-gutter);
  text-align:right;
}

.c4mulo5-history-timeline .c4mulo5-timeline-item:nth-child(odd):before{
  right:-7px;
}

.c4mulo5-history-timeline .c4mulo5-timeline-item:nth-child(odd):after{
  right:0;
}

.c4mulo5-history-timeline .c4mulo5-timeline-item:nth-child(even){
  align-self:flex-end;
  padding-left:var(--c4m5-gutter);
  text-align:left;
}

.c4mulo5-history-timeline .c4mulo5-timeline-item:nth-child(even):before{
  left:-7px;
}

.c4mulo5-history-timeline .c4mulo5-timeline-item:nth-child(even):after{
  left:0;
}

.c4mulo5-history-timeline .c4mulo5-timeline-card{
  display:inline-block;
  text-align:left;
  max-width:520px;
  padding:18px 18px 16px;
  background:#fff;
  border:1px solid rgba(0,0,0,.10);
  border-radius:10px;
  box-shadow:0 6px 20px rgba(0,0,0,.06);
}

.c4mulo5-history-timeline .c4mulo5-timeline-item:nth-child(odd) .c4mulo5-timeline-card{
  text-align:left; /* card always left aligned */
}

.c4mulo5-history-timeline .c4mulo5-timeline-media{
  margin:-18px -18px 14px;
  overflow:hidden;
  border-radius:10px 10px 0 0;
}

.c4mulo5-history-timeline .c4mulo5-timeline-img{
  display:block;
  width:100%;
  height:var(--c4m5-img-h);
  object-fit:cover;
  object-position:center top;
}

.c4mulo5-history-timeline .c4mulo5-timeline-year{
  margin:0 0 6px;
  opacity:.85;
}

.c4mulo5-history-timeline .c4mulo5-timeline-title{
  margin:0 0 10px;
}

/* Mobile: line left, stacked cards */
@media (max-width: 768px){
  .c4mulo5-history-timeline .c4mulo5-timeline{
    --c4m5-img-h: 180px;
    --c4m5-dot-center: calc(16px + (var(--c4m5-img-h) / 2));
    --c4m5-gutter: 18px;
  }

  .c4mulo5-history-timeline .c4mulo5-timeline:before{
    left:18px;
    transform:none;
  }

  .c4mulo5-history-timeline .c4mulo5-timeline-item{
    width:100%;
    padding:14px 10px 14px 46px;
    text-align:left !important;
    margin-top:0 !important;
    align-self:stretch;
  }

  .c4mulo5-history-timeline .c4mulo5-timeline-item:before{
    left:11px !important;
    right:auto !important;
  }

  .c4mulo5-history-timeline .c4mulo5-timeline-item:after{
    left:18px !important;
    right:auto !important;
    width:18px;
  }

  .c4mulo5-history-timeline .c4mulo5-timeline-card{
    max-width:100%;
  }
}