/* Öffentliches SKB-Archiv: Originalquellen, bestehendes SKB-Chrome. */
.archive-page {
  background: #fff;
  color: #122f45;
}

.archive-intro-wrap {
  padding: clamp(3.1rem, 7vw, 6.2rem) 1.35rem clamp(1.3rem, 3vw, 2.4rem);
}

.archive-intro {
  max-width: 55rem;
  margin: 0 auto;
  text-align: center;
}

.archive-intro h1 {
  margin: 0;
  color: #102e43;
  font-size: clamp(2.35rem, 5vw, 3.85rem);
  letter-spacing: -.045em;
  line-height: .99;
  text-align: center !important;
}

.archive-intro p:last-child {
  max-width: 42rem;
  margin: 1.15rem auto 0;
  color: #253f51;
  font-size: clamp(1rem, 1.5vw, 1.14rem);
  line-height: 1.6;
  text-align: center !important;
}

.archive-content {
  padding: clamp(.45rem, 1.8vw, 1.15rem) 0 clamp(4rem, 8vw, 8.2rem);
}

.archive-shell {
  width: min(100% - 2.8rem, 112rem);
  margin: 0 auto;
}

.archive-year {
  margin: 0;
  border-top: 1px solid #d7dee2;
  scroll-margin-top: 8rem;
}

.archive-year:last-child {
  border-bottom: 1px solid #d7dee2;
}

.archive-year-summary {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: clamp(1.35rem, 3vw, 2rem) 0;
  cursor: pointer;
  list-style: none;
  color: #0d2d43;
}

.archive-year-summary::-webkit-details-marker {
  display: none;
}

.archive-year-summary:focus-visible {
  outline: 3px solid rgba(143, 36, 55, .32);
  outline-offset: 5px;
}

.archive-year-heading {
  display: block;
  flex: 1 1 auto;
  color: #0d2d43;
  font-size: clamp(1.85rem, 3.2vw, 2.85rem);
  font-weight: 800;
  letter-spacing: -.04em;
  line-height: 1;
}

.archive-year-toggle {
  display: grid;
  width: 2.3rem;
  height: 2.3rem;
  flex: 0 0 auto;
  place-items: center;
  border: 1px solid #cbd6dc;
  border-radius: 50%;
  color: #173c56;
  transition: background-color .18s ease, border-color .18s ease, color .18s ease;
}

.archive-year-toggle svg {
  width: .82rem;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  transition: transform .2s ease;
}

.archive-year[open] .archive-year-toggle {
  border-color: #173c56;
  background: #173c56;
  color: #fff;
}

.archive-year[open] .archive-year-toggle svg {
  transform: rotate(180deg);
}

.archive-year-summary:hover .archive-year-toggle {
  border-color: #8f2437;
  background: #8f2437;
  color: #fff;
}

.archive-year-content {
  padding: 0 0 clamp(2.35rem, 5vw, 4.7rem);
}

.archive-card-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(1rem, 2vw, 1.55rem);
}

.archive-card {
  display: flex;
  min-width: 0;
  min-height: 100%;
  flex-direction: column;
  align-items: center;
  padding: clamp(1rem, 1.5vw, 1.3rem);
  border: 1px solid #d9e0e4;
  border-radius: 1.15rem;
  background: #fff;
  box-shadow: 0 5px 15px rgba(27, 57, 76, .055);
}

.archive-card-visual {
  display: grid;
  width: 100%;
  min-height: 16.9rem;
  place-items: center;
  overflow: hidden;
  border: 1px solid #e3e8ea;
  background: #fbfcfc;
}

.archive-card-visual img {
  display: block;
  width: 100%;
  height: 16.9rem;
  object-fit: contain;
  transition: transform .22s ease;
}

.archive-card:hover .archive-card-visual img,
.archive-card:focus-within .archive-card-visual img {
  transform: scale(1.015);
}

.archive-card h3 {
  width: 100%;
  min-height: 2.8em;
  margin: 1rem 0 .9rem;
  color: #142f43;
  font-size: .98rem;
  font-weight: 800;
  line-height: 1.38;
  text-align: center;
}

.archive-card-action {
  display: inline-flex;
  width: min(100%, 13.5rem);
  min-height: 2.82rem;
  align-items: center;
  justify-content: center;
  gap: .46rem;
  margin-top: auto;
  padding: .58rem .75rem;
  border: 1px solid #173c56;
  border-radius: .22rem;
  background: #173c56;
  color: #fff;
  font-size: .85rem;
  font-weight: 800;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  transition: background-color .18s ease, border-color .18s ease, color .18s ease, transform .18s ease;
}

.archive-card-action:hover,
.archive-card-action:focus-visible {
  border-color: #8f2437;
  background: #8f2437;
  color: #fff;
  transform: translateY(-1px);
}

.archive-card-action:focus-visible {
  outline: 3px solid rgba(143, 36, 55, .32);
  outline-offset: 3px;
}

.archive-card-action svg {
  width: .95rem;
  height: .95rem;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
}

.archive-video-label {
  margin: 0 0 1.15rem;
  color: #5b6b77;
  font-size: .98rem;
}

.archive-video-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1rem, 2vw, 1.55rem);
}

.archive-video-frame {
  overflow: hidden;
  border: 1px solid #d9e0e4;
  border-radius: 1.15rem;
  background: #102e43;
  box-shadow: 0 5px 15px rgba(27, 57, 76, .055);
}

.archive-video-frame iframe {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  border: 0;
}

.archive-empty-year {
  min-height: 1px;
}

@media (max-width: 980px) {
  .archive-card-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .archive-video-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 680px) {
  .archive-intro-wrap { padding: 2.85rem 1.15rem 1.3rem; }
  .archive-shell { width: min(100% - 1.5rem, 112rem); }
  .archive-year-summary { padding-block: 1.15rem; }
  .archive-year-toggle { width: 2.1rem; height: 2.1rem; }
  .archive-card-grid { grid-template-columns: 1fr; gap: .9rem; }
  .archive-card { padding: .7rem; border-radius: .9rem; }
  .archive-card-visual, .archive-card-visual img { min-height: 12.6rem; height: 12.6rem; }
  .archive-card h3 { min-height: 3.9em; margin: .76rem 0 .72rem; font-size: .86rem; }
  .archive-card-action { min-height: 2.58rem; font-size: .76rem; }
  .archive-video-grid { grid-template-columns: 1fr; }
}

@media (max-width: 360px) {
  .archive-card-visual, .archive-card-visual img { min-height: 16rem; height: 16rem; }
}