/* ===== yejiao.css - 页脚 ===== */

.yejiao {
  background: #4a3c33;
  color: #ccc;
  padding: 10px;
  padding-bottom: 24px;
  margin: 0;
  margin-bottom: -10px;
}
.yejiao a { color: #ccc; }

/* PC 端：yejiao-row 不显示，只显示导航栏和版权 */
.yejiao-row {
  display: none;
}

/* 导航横排 + 竖线分隔 */
.yejiao-nav-bar {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  padding: 16px 0;
  border-bottom: 1px solid #6b5a4e;
}
.yejiao-nav-bar a {
  padding: 4px 10px;
  font-size: 14px;
}
.nav-divider {
  color: #6b5a4e;
  font-size: 12px;
  user-select: none;
}

/* 版权行 */
.yejiao-bottom {
  padding-top: 12px;
  text-align: center;
  font-size: 12px;
}

/* 二维码通用 */
.qrcode-img {
  display: block;
  width: 100px;
  height: 100px;
  border-radius: 6px;
  border: 2px solid rgba(255,255,255,0.15);
  margin: 0 auto 4px;
}
.yejiao-qrcode-item {
  text-align: center;
}
.yejiao-qrcode-item p {
  font-size: 11px;
  color: #999;
  margin: 0;
}

/* 左栏标题/文字 */
.yejiao-left-col h4 {
  color: #fff;
  font-size: 16px;
  margin-bottom: 6px;
}
.yejiao-left-col p {
  margin: 0 0 4px;
  font-size: 13px;
}

/* ===== 折叠屏展开态（600~1023px）===== */
@media (min-width: 600px) and (max-width: 1023px) {
  /* 显示介绍区和二维码 */
  .yejiao-row {
    display: flex;
    flex-direction: row;
    align-items: flex-start;
    gap: 24px;
    width: 90%;
    margin: 20px auto 0;
  }
  .yejiao-left-col {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
  }
  .yejiao-right-col {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
  }
  /* 折叠屏隐藏导航栏，跟手机端一致 */
  .yejiao-nav-bar {
    display: none;
  }
}

/* ===== 手机端 ===== */
@media (max-width: 599px) {

  /* 显示主内容区，分两栏 */
  .yejiao-row {
    display: flex;
    flex-direction: row;       /* 左右排列 */
    align-items: flex-start;   /* 各自靠上 */
    gap: 16px;
    width: 90%;
    margin: 20px auto 0;
  }

  /* 左栏：文字，靠上竖排，占剩余空间 */
  .yejiao-left-col {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
  }

  /* 右栏：两个二维码，靠上竖排 */
  .yejiao-right-col {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
  }

  /* 手机端隐藏导航栏 */
  .yejiao-nav-bar {
    display: none;
  }
}