/* =========================================================
   FSV History Timeline – Version 2
   komplett mit sicher schwarzer Schrift im offenen Bereich
   ========================================================= */

.fsv-history-timeline {
  position: relative;
  max-width: 1280px;
  margin: 0 auto;
  padding: 56px 28px 110px;
}

.fsv-history-timeline__header {
  text-align: left;
  margin-bottom: 70px;
}

.fsv-history-timeline__header h2 {
  margin: 0;
  font-size: 64px;
  line-height: 1.02;
  color: #ffffff;
  font-weight: 800;
  letter-spacing: -0.02em;
  text-shadow: 0 8px 28px rgba(0, 0, 0, 0.22);
  max-width: 760px;
}

.fsv-history-timeline__header h2::after {
  content: "";
  display: block;
  width: 180px;
  height: 4px;
  margin-top: 18px;
  border-radius: 999px;
  background: linear-gradient(90deg, #66d7ff 0%, #f1cb3c 100%);
  box-shadow: 0 0 18px rgba(102, 215, 255, 0.18);
}

.fsv-history-timeline__line {
  position: absolute;
  top: 155px;
  bottom: 0;
  left: 50%;
  width: 3px;
  transform: translateX(-50%);
  border-radius: 999px;
  background: linear-gradient(
    to bottom,
    rgba(118, 178, 255, 0.15) 0%,
    rgba(131, 191, 255, 0.85) 18%,
    rgba(131, 191, 255, 0.85) 82%,
    rgba(118, 178, 255, 0.15) 100%
  );
  box-shadow:
    0 0 20px rgba(88, 155, 255, 0.18),
    0 0 34px rgba(88, 155, 255, 0.08);
  z-index: 1;
}

.fsv-history-item {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 92px 1fr;
  align-items: start;
  gap: 30px;
  margin-bottom: 95px;
  z-index: 2;
}

.fsv-history-item:last-child {
  margin-bottom: 0;
}

.fsv-history-item--left .fsv-history-item__media,
.fsv-history-item--left .fsv-history-item__content {
  grid-column: 1;
}

.fsv-history-item--right .fsv-history-item__media,
.fsv-history-item--right .fsv-history-item__content {
  grid-column: 3;
}

.fsv-history-item__marker {
  grid-column: 2;
  justify-self: center;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: radial-gradient(circle at center, #ffd84f 0%, #e2b82d 100%);
  border: 4px solid #2d5ea8;
  box-shadow:
    0 0 0 6px rgba(77, 142, 230, 0.16),
    0 0 20px rgba(255, 216, 79, 0.22);
  margin-top: 52px;
}

.fsv-history-item__year {
  font-size: 44px;
  font-weight: 800;
  color: #ffffff;
  line-height: 1.05;
  margin-bottom: 18px;
  letter-spacing: -0.02em;
  text-shadow: 0 8px 18px rgba(0, 0, 0, 0.2);
}

.fsv-history-item__image-wrap {
  position: relative;
  background: rgba(255, 255, 255, 0.96);
  padding: 10px;
  border-radius: 14px;
  box-shadow:
    0 24px 50px rgba(0, 0, 0, 0.2),
    0 3px 12px rgba(0, 0, 0, 0.08);
  overflow: visible;
}

.fsv-history-item__image {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 10px;
}

.fsv-history-item__label {
  position: absolute;
  left: 16px;
  bottom: -14px;
  background: linear-gradient(180deg, #3a69b8 0%, #224983 100%);
  color: #ffffff;
  padding: 9px 15px;
  font-size: 14px;
  line-height: 1;
  font-weight: 700;
  border-radius: 8px;
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.18);
  white-space: nowrap;
}

.fsv-history-item__content {
  margin-top: 30px;
}

.fsv-history-item__toggle {
  width: 100%;
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  border: 0;
  cursor: pointer;
  text-align: left;
  padding: 18px 22px;
  border-radius: 12px;
  background: linear-gradient(180deg, #f5dd62 0%, #e2be2f 100%);
  color: #1f2940;
  box-shadow:
    0 16px 30px rgba(0, 0, 0, 0.16),
    inset 0 1px 0 rgba(255, 255, 255, 0.45);
  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease,
    filter 0.25s ease;
}

.fsv-history-item__toggle:hover {
  transform: translateY(-2px);
  filter: brightness(1.02);
  box-shadow:
    0 20px 34px rgba(0, 0, 0, 0.18),
    inset 0 1px 0 rgba(255, 255, 255, 0.52);
}

.fsv-history-item__toggle-title {
  display: block;
  flex: 1;
  font-size: 25px;
  line-height: 1.22;
  font-weight: 800;
  letter-spacing: -0.01em;
  padding-right: 10px;
  word-break: break-word;
  hyphens: auto;
}

.fsv-history-item__icon {
  flex: 0 0 auto;
  font-size: 22px;
  line-height: 1;
  color: #244577;
  transition: transform 0.3s ease;
}

.fsv-history-item.is-open .fsv-history-item__icon {
  transform: rotate(180deg);
}

/* =========================================================
   OFFENER TEXTBEREICH – sicher schwarz
   ========================================================= */

.fsv-history-item__text {
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  transform: translateY(-8px);
  margin-top: 0;
  padding: 0 26px;
  border-radius: 0 0 14px 14px;
  background: rgba(255, 255, 255, 0.98);
  color: #000000 !important;
  box-shadow:
    0 18px 32px rgba(0, 0, 0, 0.12),
    inset 0 1px 0 rgba(255, 255, 255, 0.45);
  border-top: 1px solid rgba(0, 0, 0, 0.08);
  transition:
    max-height 0.55s ease,
    opacity 0.35s ease,
    transform 0.35s ease,
    padding 0.35s ease,
    margin-top 0.35s ease;
}

.fsv-history-item.is-open .fsv-history-item__text {
  opacity: 1;
  transform: translateY(0);
  margin-top: 10px;
  padding: 24px 26px;
}

.fsv-history-item__text,
.fsv-history-item__text * {
  color: #000000 !important;
  text-shadow: none !important;
  -webkit-text-fill-color: #000000 !important;
}

.fsv-history-item__text p,
.fsv-history-item__text span,
.fsv-history-item__text div,
.fsv-history-item__text li,
.fsv-history-item__text strong,
.fsv-history-item__text b,
.fsv-history-item__text em,
.fsv-history-item__text i,
.fsv-history-item__text a,
.fsv-history-item__text h3,
.fsv-history-item__text h4 {
  color: #000000 !important;
  opacity: 1 !important;
  text-shadow: none !important;
  -webkit-text-fill-color: #000000 !important;
}

.fsv-history-item__text p {
  margin: 0;
  font-size: 18px;
  line-height: 1.85;
  font-weight: 500;
}

.fsv-history-item__text p + p {
  margin-top: 16px;
}

.fsv-history-item__text a {
  text-decoration: underline;
}

/* leichte Staffelung links/rechts */
.fsv-history-item--left .fsv-history-item__year,
.fsv-history-item--left .fsv-history-item__media,
.fsv-history-item--left .fsv-history-item__content {
  margin-right: 8px;
}

.fsv-history-item--right .fsv-history-item__year,
.fsv-history-item--right .fsv-history-item__media,
.fsv-history-item--right .fsv-history-item__content {
  margin-left: 8px;
}

/* Tablet */
@media (max-width: 1100px) {
  .fsv-history-timeline {
    padding: 44px 22px 90px;
  }

  .fsv-history-timeline__header h2 {
    font-size: 52px;
    max-width: 680px;
  }

  .fsv-history-item {
    grid-template-columns: 1fr 72px 1fr;
    gap: 24px;
    margin-bottom: 76px;
  }

  .fsv-history-item__year {
    font-size: 36px;
  }

  .fsv-history-item__toggle-title {
    font-size: 22px;
  }

  .fsv-history-item__text p {
    font-size: 17px;
  }
}

/* Mobile */
@media (max-width: 767px) {
  .fsv-history-timeline {
    padding: 28px 14px 52px;
  }

  .fsv-history-timeline__header {
    margin-bottom: 36px;
  }

  .fsv-history-timeline__header h2 {
    font-size: 34px;
    max-width: none;
  }

  .fsv-history-timeline__header h2::after {
    width: 120px;
    margin-top: 14px;
  }

  .fsv-history-timeline__line {
    left: 24px;
    transform: none;
    top: 104px;
    width: 2px;
  }

  .fsv-history-item {
    grid-template-columns: 48px 1fr;
    gap: 14px;
    margin-bottom: 42px;
  }

  .fsv-history-item__marker {
    grid-column: 1;
    width: 16px;
    height: 16px;
    border-width: 3px;
    margin-top: 12px;
  }

  .fsv-history-item__media,
  .fsv-history-item__content {
    grid-column: 2 !important;
    margin-left: 0 !important;
    margin-right: 0 !important;
  }

  .fsv-history-item__year {
    font-size: 28px;
    margin-bottom: 12px;
  }

  .fsv-history-item__content {
    margin-top: 18px;
  }

  .fsv-history-item__image-wrap {
    padding: 8px;
    border-radius: 10px;
  }

  .fsv-history-item__image {
    border-radius: 8px;
  }

  .fsv-history-item__label {
    left: 12px;
    bottom: -10px;
    font-size: 12px;
    padding: 7px 11px;
    border-radius: 7px;
  }

  .fsv-history-item__toggle {
    min-height: 62px;
    padding: 14px 16px;
    border-radius: 10px;
  }

  .fsv-history-item__toggle-title {
    font-size: 18px;
    line-height: 1.25;
  }

  .fsv-history-item__icon {
    font-size: 18px;
  }

  .fsv-history-item__text {
    margin-top: 8px;
    padding: 16px 18px;
    border-radius: 0 0 10px 10px;
  }

  .fsv-history-item__text p {
    font-size: 16px;
    line-height: 1.75;
  }
}

.fsv-history-item {
  opacity: 0;
  transform: translateY(40px);
  transition:
    opacity 0.7s ease,
    transform 0.7s ease;
  will-change: opacity, transform;
}

.fsv-history-item.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.fsv-history-item--left {
  transform: translateX(-40px) translateY(20px);
}

.fsv-history-item--right {
  transform: translateX(40px) translateY(20px);
}

.fsv-history-item.is-visible.fsv-history-item--left,
.fsv-history-item.is-visible.fsv-history-item--right {
  transform: translateX(0) translateY(0);
}

.fsv-history-item__marker {
  transition:
    transform 0.5s ease,
    box-shadow 0.5s ease;
}

.fsv-history-item.is-visible .fsv-history-item__marker {
  transform: scale(1);
}

.fsv-history-item:not(.is-visible) .fsv-history-item__marker {
  transform: scale(0.65);
}

.fsv-history-item__toggle {
  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease,
    filter 0.25s ease,
    background 0.25s ease;
}

.fsv-history-item.is-open .fsv-history-item__toggle {
  box-shadow:
    0 18px 34px rgba(0, 0, 0, 0.18),
    inset 0 1px 0 rgba(255, 255, 255, 0.48);
}

.fsv-history-item__text {
  display: block !important;
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  transform: translateY(-8px);
  padding-top: 0;
  padding-bottom: 0;
  margin-top: 0;
  transition:
    max-height 0.6s ease,
    opacity 0.35s ease,
    transform 0.35s ease,
    padding 0.35s ease,
    margin-top 0.35s ease;
}

.fsv-history-item.is-open .fsv-history-item__text {
  max-height: 1200px;
  opacity: 1;
  transform: translateY(0);
  margin-top: 10px;
  padding-top: 24px;
  padding-bottom: 24px;
}

@media (max-width: 767px) {
  .fsv-history-item {
    transform: translateY(28px);
  }

  .fsv-history-item--left,
  .fsv-history-item--right {
    transform: translateY(28px);
  }

  .fsv-history-item.is-visible.fsv-history-item--left,
  .fsv-history-item.is-visible.fsv-history-item--right {
    transform: translateY(0);
  }

  .fsv-history-item.is-open .fsv-history-item__text {
    padding-top: 16px;
    padding-bottom: 16px;
  }
}