/* 全站顶部站内搜索框 */
.site-search{position:relative;flex:0 1 220px;max-width:220px;margin:0 8px;flex-shrink:0}
.site-search input{
  width:100%;height:38px;line-height:38px;
  padding:0 14px 0 36px;
  border:1.5px solid #e2e8f0;border-radius:20px;
  background:#fff url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2.2' stroke-linecap='round'><circle cx='11' cy='11' r='7'/><line x1='21' y1='21' x2='16.65' y2='16.65'/></svg>") no-repeat 12px center;
  font-size:14px;color:#1f2937;outline:none;
  transition:border-color .15s,box-shadow .15s;
}
.site-search input:focus{border-color:#0b5fff;box-shadow:0 0 0 3px rgba(11,95,255,.12)}
.site-search input::placeholder{color:#aab2bd}

/* 下拉结果 */
.site-search .ss-res{
  position:absolute;top:46px;left:0;right:0;
  background:#fff;border:1px solid #eef2f7;border-radius:12px;
  box-shadow:0 12px 32px rgba(15,23,42,.16);
  max-height:380px;overflow-y:auto;z-index:120;display:none;
  text-align:left;
}
.site-search .ss-res.open{display:block}
.site-search .ss-item{
  display:block;padding:10px 14px;text-decoration:none;
  border-bottom:1px solid #f1f5f9;color:#1f2937;
}
.site-search .ss-item:last-child{border-bottom:none}
.site-search .ss-item:hover,.site-search .ss-item.active{background:#f5f8ff}
.site-search .ss-cat{
  display:inline-block;font-size:11px;line-height:1;padding:3px 7px;
  border-radius:6px;background:#eef2ff;color:#3955c9;margin-right:8px;
}
.site-search .ss-t{font-size:14px;font-weight:600}
.site-search .ss-empty{padding:14px;color:#94a3b8;font-size:13px;text-align:center}
.site-search .ss-loading{padding:14px;color:#94a3b8;font-size:13px;text-align:center}
/* tools 类子页 nav 无内层容器：搜索框推到最右，与普通页视觉一致 */
.nav .site-search{margin-left:auto}

@media (max-width:768px){
  .site-search{flex:1 1 auto;max-width:none;margin:0 0 0 10px;order:3}
  .nav .inner{height:auto;padding-top:10px;padding-bottom:10px;flex-wrap:wrap}
  .site-search .ss-res{position:fixed;top:auto;left:10px;right:10px;top:64px}
}