/* 发展历程 - 垂直时间轴 */
:root {
  --fzlc-teal: #00a098;
  --fzlc-teal-light: rgba(0, 160, 152, 0.22);
  --fzlc-card-bg: #f2f2f2;
  --fzlc-shadow: #c8c8c8;
}

.fzlc-page {
  background: #fff;
}

.fzlc-banner {
  width: 100%;
  line-height: 0;
}

.fzlc-banner img {
  width: 100%;
  height: auto;
  display: block;
  max-width: 100%;
}

.fzlc-timeline-wrap {
  max-width: 1200px;
  margin: 0 auto;
  padding: 60px 40px 100px;
}

.fzlc-section-title {
  font-size: 28px;
  font-weight: 500;
  color: var(--fzlc-teal);
  margin: 0 0 50px;
}

/* ---- 时间轴轨道 ---- */
.fzlc-timeline {
  position: relative;
}

.fzlc-timeline::before {
  content: "";
  position: absolute;
  left: 101px;
  top: 24px;
  bottom: 24px;
  width: 2px;
  background: var(--fzlc-teal);
}

.fzlc-timeline-item {
  display: grid;
  grid-template-columns: 86px 30px 1fr;
  align-items: start;
  margin-bottom: 56px;
}

.fzlc-timeline-item:last-child {
  margin-bottom: 0;
}

/* 2025 与 2023 之间的节点圆点 */
.fzlc-timeline-connector {
  display: grid;
  grid-template-columns: 86px 30px 1fr;
  height: 56px;
  margin-top: -28px;
  margin-bottom: -28px;
  position: relative;
  z-index: 2;
}

.fzlc-timeline-connector .fzlc-dot {
  grid-column: 2;
  justify-self: center;
  align-self: center;
  margin-top: 0;
}

.fzlc-timeline-item:first-child .fzlc-year-box::after {
  display: none;
}

/* ---- 年份标签 ---- */
.fzlc-year-box {
  position: relative;
  align-self: start;
  margin-top: 4px;
  min-width: 86px;
  padding: 12px 8px;
  background: var(--fzlc-teal);
  color: #fff;
  font-size: 18px;
  font-weight: 700;
  text-align: center;
  line-height: 1.3;
  z-index: 2;
  border-radius: 2px;
}

.fzlc-year-box::after {
  content: "";
  position: absolute;
  right: -30px;
  top: 50%;
  transform: translateY(-50%);
  width: 30px;
  height: 2px;
  background: var(--fzlc-teal);
}

/* ---- 节点圆点 ---- */
.fzlc-dot {
  position: relative;
  justify-self: center;
  align-self: center;
  margin-top: 0;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--fzlc-teal);
  box-shadow: 0 0 0 5px var(--fzlc-teal-light);
  z-index: 2;
}

/* ---- 内容卡片 ---- */
.fzlc-content {
  position: relative;
  display: flex;
  align-items: stretch;
  gap: 10px;
  min-height: 180px;
  margin-right: 8px;
  margin-bottom: 8px;
  background: var(--fzlc-card-bg);
  overflow: visible;
}

/* 右下角立体阴影 */
.fzlc-content::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 8px;
  right: -8px;
  bottom: -8px;
  background: var(--fzlc-shadow);
  z-index: -1;
}

/* 右侧青色装饰条 */
.fzlc-content::after {
  content: "";
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: 5px;
  background: var(--fzlc-teal);
  z-index: 3;
}

.fzlc-bg-year {
  position: absolute;
  left: 20px;
  top: 0;
  transform: translateY(-50%);
  font-size: 80px;
  font-weight: 700;
  color: rgba(220, 220, 220, 0.55);
  line-height: 1;
  pointer-events: none;
  user-select: none;
  z-index: 0;
  white-space: nowrap;
  font-family: Arial, "Microsoft YaHei", sans-serif;
}

.fzlc-text {
  flex: 1;
  position: relative;
  z-index: 1;
  padding: 32px 20px 32px 24px;
  min-width: 0;
  margin-top: 20px;
}

.fzlc-text h3 {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 16px;
  font-size: 20px;
  font-weight: 700;
  color: var(--fzlc-teal);
  line-height: 1.4;
}

.fzlc-text h3::before {
  content: "";
  flex-shrink: 0;
  width: 4px;
  height: 22px;
  background: var(--fzlc-teal);
}

.fzlc-text p {
  margin: 0 0 6px;
  padding-left: 14px;
  font-size: 14px;
  color: #333;
  line-height: 1.85;
}

.fzlc-text p:last-child {
  margin-bottom: 0;
}

.fzlc-img {
  flex-shrink: 0;
  width: 36%;
  max-width: 320px;
  min-width: 200px;
  background: #e0e0e0;
  overflow: hidden;
  position: relative;
  z-index: 1;
  margin-right: 20px;
}

.fzlc-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ---- 移动端 ---- */
@media screen and (max-width: 768px) {
  .fzlc-timeline-wrap {
    padding: 40px 16px 60px;
  }

  .fzlc-section-title {
    font-size: 22px;
    margin-bottom: 30px;
  }

  .fzlc-timeline::before {
    left: 62px;
  }

  .fzlc-timeline-item {
    grid-template-columns: 56px 20px 1fr;
    margin-bottom: 40px;
  }

  .fzlc-timeline-connector {
    grid-template-columns: 56px 20px 1fr;
    height: 40px;
    margin-top: -20px;
    margin-bottom: -20px;
  }

  .fzlc-year-box {
    min-width: 56px;
    font-size: 13px;
    padding: 8px 4px;
    margin-top: 2px;
  }

  .fzlc-year-box::after {
    right: -20px;
    width: 20px;
  }

  .fzlc-dot {
    width: 8px;
    height: 8px;
    margin-top: 0;
    align-self: center;
    box-shadow: 0 0 0 4px var(--fzlc-teal-light);
  }

  .fzlc-content {
    flex-direction: column;
    min-height: auto;
    margin-right: 6px;
    margin-bottom: 6px;
  }

  .fzlc-content::before {
    left: 6px;
    top: 6px;
    right: -6px;
    bottom: -6px;
  }

  .fzlc-content::after {
    width: 4px;
  }

  .fzlc-bg-year {
    left: 10px;
    top: 0;
    font-size: 64px;
  }

  .fzlc-text {
    padding: 22px 14px 14px;
  }

  .fzlc-text h3 {
    font-size: 17px;
    margin-bottom: 10px;
    gap: 8px;
  }

  .fzlc-text h3::before {
    width: 3px;
    height: 18px;
  }

  .fzlc-text p {
    padding-left: 11px;
    font-size: 13px;
    line-height: 1.7;
  }

  .fzlc-img {
    width: 100%;
    max-width: none;
    min-width: 0;
    height: 180px;
  }
}