.search-hot-text {
  position: absolute;
  z-index: 100;
  width: 100%;
  border-radius: 0 0 10px 10px;
  background: #fff;
  box-shadow: 0 4px 5px rgba(204, 204, 204, 0.58);
  overflow: hidden;
}
.search-hot-text ul {
  margin: 0;
  padding: 5px 0;
  list-style: none;
}
.search-hot-text ul li {
  border-top: 1px solid #f2f2f2;
  line-height: 30px;
  font-size: 14px;
  padding: 0 25px;
  color: #777;
  cursor: pointer;
  transition: background-color 0.3s, color 0.3s;
}
.search-hot-text ul li.current,
.search-hot-text ul li:hover {
  background-color: #f1f1f1;
  color: #2196f3;
}
.search-hot-text ul li span {
  display: inline-block;
  width: 20px;
  height: 20px;
  font-size: 12px;
  line-height: 20px;
  text-align: center;
  background-color: #e5e5e5;
  margin-right: 10px;
  border-radius: 10px;
  color: #999;
}

footer.main-footer .footer-text {
  text-align: center;
}
footer.main-footer .footer-text a {
  color: #007bff;
  transition: color 0.3s;
}
footer.main-footer .footer-text a:hover {
  color: red;
}

/* About 页面 */
.panel .panel-body a {
  color: #007bff;
  transition: color 0.3s;
}
.panel .panel-body a:hover {
  color: #979898;
}

/* 网格背景 */
.io-grey-mode {
  --bg-color: #d8d8d8;
  --text-color: #282a2d;
  --hover-color: #999;
}

.io-grey-mode .page-container .grid-bg li {
  background-image: linear-gradient(rgba(50, 0, 0, 0.05) 1px, transparent 0),
    linear-gradient(90deg, rgba(50, 0, 0, 0.05) 1px, transparent 0);
  background-size: 15px 15px;
  background-color: var(--bg-color);
}
.io-grey-mode .big-header-banner:not(.header-bg) {
  --nav-color: var(--text-color);
  --nav-hover-color: var(--hover-color);
}
.io-grey-mode .big-header-banner:not(.header-bg) .page-header .navbar-nav > li > a,
.io-grey-mode .big-header-banner:not(.header-bg) .navbar-menu a:not(.dropdown-item) {
  color: var(--nav-color);
  transition: color 0.3s;
}
.io-grey-mode .big-header-banner:not(.header-bg) .page-header .navbar-nav > li > a:hover,
.io-grey-mode .big-header-banner:not(.header-bg) .navbar-menu a:not(.dropdown-item):hover {
  color: var(--nav-hover-color);
}
.io-grey-mode .big-header-banner:not(.header-bg) .header-mini-btn path {
  stroke: var(--text-color);
}
.io-grey-mode .big-header-banner:not(.header-bg) .header-mini-btn label:hover path {
  stroke: var(--hover-color);
}

.io-grey-mode .header-big .s-type-list {
  color: #000;
  font-weight: 600;
}

.io-grey-mode .header-big:not(.no-bg) .text-muted,
.header-big:not(.no-bg) .search-type .menu-item a,
.header-big:not(.no-bg) .big-title .h1 {
  color: #999 !important;
  font-weight: 400;
}

.rounded-full {
  border-radius: 9999px;
}

#local-search-results {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 200px;
  font-family: Arial, sans-serif;
}

#no-search-result {
  text-align: center;
  padding: 80px;
  font-size: 18px;
  font-weight: bold;
  max-width: 80%;
}

#no-search-result::before {
  content: "🔍";
  display: block;
  font-size: 48px;
  margin-bottom: 10px;
}

.shortcut-label {
  position: absolute;
  top: 5px;
  right: 5px;
  background-color: #f0f0f0;
  padding: 2px 5px;
  border-radius: 3px;
  font-size: 12px;
}

/* 暗黑模式下的快捷键标签 */
.io-black-mode .shortcut-label {
  background-color: #333;
  color: #f0f0f0;
}

.ui-tip {
  background-color: #fffbe6;
  border: 1px solid #ffe58f;
  padding: 10px;
  margin-bottom: 15px;
  border-radius: 4px;
}

/* 暗黑模式下的提示框 */
.io-black-mode .ui-tip {
  background-color: #2d2d2d;
  border-color: #555;
  color: #e0e0e0;
}

.text-contrast {
  color: #ffffff;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

/* 暗黑模式下的对比文本 */
.io-black-mode .text-contrast {
  color: #000000;
  text-shadow: 0 1px 2px rgba(255, 255, 255, 0.2);
}