.aboutTop {
  font-size: 16px;
}

.aboutTop1 {
  font-size: 16px;
  color: #fe7e4b;
}

.text-about1 {
  color: #d9d9d9;
}

/* 卡片容器 — 优雅居中，柔和宽度 */
.faq-list {
  max-width: 720px;
  width: 100%;
}

/* 折叠卡片通用样式 */
details {
  background: white;
  border-radius: 20px;
  margin-bottom: 1rem;
  border: 1px solid rgba(0, 20, 30, 0.08);
  box-shadow: 0 4px 10px rgba(0, 10, 20, 0.02);
  transition:
    box-shadow 0.2s ease,
    border-color 0.2s;
  overflow: hidden; /* 保证圆角裁边，与背景融合 */
}

details:hover {
  border-color: rgba(70, 130, 200, 0.25);
  box-shadow: 0 8px 18px rgba(0, 40, 70, 0.06);
}

/* ----- 问题区域 (summary) ----- */
summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  list-style: none; /* 移除默认三角 (Firefox) */
  padding: 1.1rem 1.5rem;
  background: white;
  font-weight: 530;
  font-size: 1.1rem;
  color: #1e2b3c;
  letter-spacing: 0.01em;
  user-select: none;
  transition:
    background-color 0.2s,
    padding 0.2s;
}

/* 移除 WebKit (Chrome, Safari) 默认三角形 */
summary::-webkit-details-marker {
  display: none;
}

/* 移除其他浏览器的 marker (Edge, 现代浏览器) */
summary::marker {
  display: none;
  content: "";
}

/* 悬停和焦点效果 */
summary:hover {
  background-color: #f9fcff;
}

summary:focus-visible {
  outline: 2px solid #3c8dbc;
  outline-offset: -2px;
  border-radius: 16px 16px 0 0; /* 与卡片圆角呼应 */
}

/* 自定义右侧图标 —— 加号/减号，干净无衬线 */
summary::after {
  content: "+";
  font-size: 2rem;
  font-weight: 250;
  line-height: 1;
  color: #2b6c8c;
  margin-left: 1.2rem;
  transition:
    transform 0.15s ease,
    color 0.2s;
  display: inline-block;
  transform-origin: center;
}

/* 展开时图标变为减号，并轻微旋转效果 (可选灵动感) */
details[open] summary::after {
  content: "−"; /* 减号 (U+2212) 更协调 */
  transform: scale(1.05);
  color: #1d4e6b;
}

/* 右侧图标微调 — 始终保持垂直居中 */
details[open] summary {
  border-bottom: 1px solid #e5ecf3; /* 与答案区域的边界自然分割 */
}

/* ----- 答案区域 ----- */
.answer {
  padding: 0.8rem 1.5rem 1.5rem 1.5rem;
  background-color: #ffffff;
  color: #2b4054;
  line-height: 1.65;
  font-size: 1rem;
  border-top: none; /* 已由details[open] summary的border-bottom替代，避免双重线条 */
}

/* 段落间距，适合多行文本 */
.answer p {
  margin: 0.8rem 0 0 0;
}

.answer p:first-of-type {
  margin-top: 0.3rem;
}

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

/* 小细节：最后一张卡片下边距归零 */
details:last-of-type {
  margin-bottom: 0;
}

/* 让答案里的文字更温润 */
.answer {
  word-break: break-word;
}

/* 可选的轻动画：卡片打开时内容淡入 (非常微妙) */
@keyframes answerFade {
  0% {
    opacity: 0.6;
    transform: translateY(-3px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}
details[open] .answer {
  animation: answerFade 0.2s ease-out;
}

/* 针对移动设备，加大点击区域舒适度 */
@media (max-width: 480px) {
  summary {
    padding: 1.2rem 1.2rem;
    font-size: 1rem;
  }
  .answer {
    padding: 0.6rem 1.2rem 1.2rem 1.2rem;
  }
  summary::after {
    font-size: 2.2rem; /* 更容易点击 */
  }
}

.serviceLine {
  height: 30px;
  width: 0.5px;
  background-color: #f0f0f0;
}