/* ================================================================
   site-icp.css —— 全站 ICP 备案信息栏（统一收尾样式）
   风格：深色 #1d211c 底 / #f4f0e8 字 / #caa0ef 强调色，与首页页脚呼应
   ================================================================ */

/* 内页底部备案栏 */
.site-icp-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 28px;
  background: #1d211c;
  color: #f4f0e8;
  padding: 22px var(--pad, 28px);
  font: 500 9px/1.7 var(--mono, ui-monospace, SFMono-Regular, Consolas, monospace);
  letter-spacing: .05em;
  text-transform: uppercase;
}

.site-icp-bar__copy {
  opacity: .55;
}

.site-icp-bar a {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: inherit;
  opacity: .68;
  text-decoration: none;
  padding-bottom: 1px;
  border-bottom: 1px solid transparent;
  transition: opacity .35s ease, color .35s ease, border-color .35s ease;
}

/* 备案小印章：极简方框，克制不抢戏 */
.site-icp-bar a::before {
  content: "";
  width: 8px;
  height: 8px;
  flex: none;
  border: 1px solid currentColor;
  border-radius: 1.5px;
  opacity: .8;
}

.site-icp-bar a:hover,
.site-icp-bar a:focus-visible {
  opacity: 1;
  color: #caa0ef;
  border-bottom-color: currentColor;
}

.site-icp-bar :focus-visible {
  outline: 2px solid #caa0ef;
  outline-offset: 3px;
}

/* 首页深色页脚内的备案链接（与 .copyright 行内并排） */
.contact .copyright .site-icp {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-left: 14px;
  color: inherit;
  opacity: .62;
  text-decoration: none;
  padding-bottom: 1px;
  border-bottom: 1px solid transparent;
  transition: opacity .35s ease, color .35s ease, border-color .35s ease;
}

.contact .copyright .site-icp::before {
  content: "";
  width: 8px;
  height: 8px;
  flex: none;
  border: 1px solid currentColor;
  border-radius: 1.5px;
  opacity: .8;
}

.contact .copyright .site-icp:hover,
.contact .copyright .site-icp:focus-visible {
  opacity: 1;
  color: #caa0ef;
  border-bottom-color: currentColor;
}

@media (max-width: 640px) {
  .site-icp-bar {
    flex-direction: column;
    align-items: flex-start;
    gap: 7px;
    padding: 18px var(--pad, 20px);
  }
  .contact .copyright .site-icp {
    display: flex;
    margin: 6px 0 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .site-icp-bar a,
  .contact .copyright .site-icp {
    transition: none;
  }
}