.gc-timeline {
  padding: 80px 20px;
  background: #f7f4f2;
}

.gc-timeline__inner {
  max-width: 900px;
  margin: 0 auto;
  position: relative;
}

.gc-timeline__items {
  position: relative;
}

.gc-timeline__line {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 4px;
  background: #1c8172;
  transform: translateX(-50%);
  border-radius: 999px;
  z-index: 0;
}

.gc-timeline__item {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 64px minmax(0, 1fr);
  z-index: 1;
}

.gc-timeline__item + .gc-timeline__item {
  margin-top: -24px;
}

.gc-timeline__item.is-left .gc-timeline__card {
  grid-column: 1;
  justify-self: end;
}

.gc-timeline__item.is-right .gc-timeline__card {
  grid-column: 3;
  justify-self: start;
}

.gc-timeline__marker {
  grid-column: 2;
  justify-self: center;
  align-self: start;
  margin-top: 34px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: #deaa9b;
  border: 4px solid #fff;
  box-shadow: 0 0 0 4px #1c8172;
  z-index: 2;
}

.gc-timeline__card {
  width: min(100%, 420px);
  background: #fff;
  border-radius: 22px;
  padding: 26px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
}

.gc-timeline__year {
  display: inline-block;
  margin-bottom: 10px;
  color: #1c8172;
  font-weight: 700;
  font-size: 1.1rem;
}

.gc-timeline__item-title {
  margin: 0 0 10px;
  color: #24433f;
  font-size: 1.5rem;
  line-height: 1.2;
}

.gc-timeline__description {
  color: #5c6462;
  font-size: 1rem;
  line-height: 1.7;
}

.gc-timeline__description p {
  margin: 0 0 10px;
}

.gc-timeline__description p:last-child {
  margin-bottom: 0;
}

.gc-timeline__flag {
  margin-bottom: 14px;
}

.gc-timeline__flag img {
  display: block;
  width: 42px;
  height: 28px;
  object-fit: cover;
  border-radius: 4px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

@media (max-width: 900px) {
  .gc-timeline {
    padding: 70px 20px;
  }

  .gc-timeline__line {
    left: 18px;
    transform: none;
    top: 0;
    bottom: 0;
  }

  .gc-timeline__item {
    grid-template-columns: 40px 1fr;
    gap: 16px;
  }

  .gc-timeline__item + .gc-timeline__item {
    margin-top: 16px;
  }

  .gc-timeline__marker {
    grid-column: 1;
    align-self: start;
    margin-top: 24px;
  }

  .gc-timeline__item.is-left .gc-timeline__card,
  .gc-timeline__item.is-right .gc-timeline__card {
    grid-column: 2;
    justify-self: stretch;
    width: 100%;
  }
}

@media (max-width: 640px) {
  .gc-timeline {
    padding: 60px 16px;
  }

  .gc-timeline__item {
    grid-template-columns: 32px 1fr;
    gap: 14px;
  }

  .gc-timeline__line {
    left: 14px;
  }

  .gc-timeline__marker {
    width: 18px;
    height: 18px;
    border-width: 3px;
    box-shadow: 0 0 0 3px #1c8172;
  }

  .gc-timeline__card {
    width: 100%;
    padding: 20px;
    border-radius: 18px;
  }

  .gc-timeline__item-title {
    font-size: 1.25rem;
  }

  .gc-timeline__description {
    font-size: 0.95rem;
    line-height: 1.6;
  }

  .gc-timeline__flag img {
    width: 36px;
    height: 24px;
  }
}