/**
 * 代码块交互样式
 * 行高亮、搜索匹配、提示等
 */

/* ==================== 行交互 ==================== */

/* 代码行基础样式 */
pre[class*="language-"] .line {
  position: relative;
  transition: background-color 0.2s ease;
}

/* 鼠标悬停高亮 - 柔和的粉色 */
pre[class*="language-"] .line.line-current {
  background: rgba(234, 118, 203, 0.1);
}

/* 点击后的持久高亮 - 柔和的薰衣草紫色 */
pre[class*="language-"] .line.line-highlight {
  background: rgba(180, 160, 220, 0.15);
  border-left: 3px solid #b4a0dc;
  margin-left: -3px;
  border-radius: 0 4px 4px 0;
  /* 禁用光标闪烁 */
  caret-color: transparent;
}

/* 行号样式 */
pre[class*="language-"] .line-number {
  color: #8c8fa1;
  transition: color 0.2s ease;
}

pre[class*="language-"] .line:hover .line-number {
  color: #ea76cb;
}

pre[class*="language-"] .line.line-highlight .line-number {
  color: #b4a0dc;
  font-weight: 600;
}

/* ==================== 搜索功能 - 浏览器查找栏样式 ==================== */

/* 搜索栏 - 固定在右上角，类似浏览器查找栏 */
.code-search-overlay {
  position: fixed;
  top: 12px;
  right: 12px;
  left: auto;
  bottom: auto;
  background: transparent;
  backdrop-filter: none;
  z-index: 10000;
  display: none;
  animation: slideIn 0.2s ease;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* 搜索栏主体 - 紧凑的卡片样式 */
.code-search-card {
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15), 0 0 0 1px rgba(0, 0, 0, 0.05);
  min-width: 320px;
  border: none;
  overflow: hidden;
}

/* 搜索头部 - 更紧凑 */
.code-search-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  background: linear-gradient(135deg, #fdf2f8 0%, #fce7f3 100%);
  border-bottom: 1px solid rgba(234, 118, 203, 0.15);
}

.code-search-title {
  font-size: 13px;
  font-weight: 600;
  color: #4c4f69;
  font-family: 'Noto Sans SC', sans-serif;
}

.code-search-close {
  width: 24px;
  height: 24px;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.8);
  color: #8c8fa1;
  cursor: pointer;
  font-size: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.code-search-close:hover {
  background: #ea76cb;
  color: #fff;
}

/* 搜索主体 - 更紧凑 */
.code-search-body {
  padding: 12px;
}

/* 输入框包装 */
.code-search-input-wrapper {
  position: relative;
  margin-bottom: 10px;
}

/* 搜索输入框 - 更紧凑 */
.code-search-input {
  width: 100%;
  border: 1.5px solid #e6e6f0;
  border-radius: 8px;
  padding: 8px 12px;
  font-size: 13px;
  font-family: 'JetBrains Mono', monospace;
  color: #4c4f69;
  background: #fafafa;
  outline: none;
  transition: all 0.2s ease;
  box-sizing: border-box;
}

.code-search-input:focus {
  border-color: #ea76cb;
  background: #fff;
  box-shadow: 0 0 0 3px rgba(234, 118, 203, 0.1);
  caret-color: #ea76cb;
}

.code-search-input::placeholder {
  color: #9ca0b0;
}

/* 搜索控制区 */
.code-search-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* 搜索计数 */
.code-search-count {
  font-size: 12px;
  color: #8c8fa1;
  font-family: 'JetBrains Mono', monospace;
  background: #f0f0f5;
  padding: 4px 10px;
  border-radius: 12px;
  font-weight: 500;
}

/* 搜索按钮组 */
.code-search-buttons {
  display: flex;
  gap: 6px;
}

.code-search-prev,
.code-search-next {
  width: 28px;
  height: 28px;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  background: linear-gradient(135deg, #fdf2f8 0%, #fce7f3 100%);
  color: #ea76cb;
}

.code-search-prev:hover,
.code-search-next:hover {
  background: linear-gradient(135deg, #ea76cb 0%, #d46bb8 100%);
  color: #fff;
}

.code-search-prev:active,
.code-search-next:active {
  transform: scale(0.95);
}

/* ==================== 搜索匹配高亮 ==================== */

/* 匹配项 */
.token.search-match {
  background: rgba(234, 118, 203, 0.35) !important;
  border-radius: 3px;
  padding: 1px 2px;
  margin: -1px -2px;
}

/* 当前匹配项 */
.token.search-match.current {
  background: rgba(234, 118, 203, 0.6) !important;
  box-shadow: 0 0 0 2px #ea76cb;
  animation: search-pulse 1.5s ease-in-out infinite;
}

@keyframes search-pulse {
  0%, 100% {
    box-shadow: 0 0 0 2px #ea76cb;
  }
  50% {
    box-shadow: 0 0 0 4px rgba(234, 118, 203, 0.4);
  }
}

/* ==================== 文本选择 ==================== */

/* 选中文本高亮 */
pre[class*="language-"] ::selection,
code[class*="language-"] ::selection {
  background: rgba(234, 118, 203, 0.3);
  color: inherit;
}

/* 选中时代码块样式 */
body.has-selection pre[class*="language-"]:hover {
  box-shadow: 0 4px 20px rgba(234, 118, 203, 0.2);
}

/* ==================== 代码块焦点 ==================== */

pre[class*="language-"]:focus-within {
  outline: none;
  box-shadow: 0 0 0 3px rgba(234, 118, 203, 0.3);
}

/* ==================== 响应式 ==================== */

@media (max-width: 768px) {
  .code-search-overlay {
    top: 8px;
    right: 8px;
    left: 8px;
  }

  .code-search-card {
    min-width: auto;
    width: 100%;
  }

  .code-search-input {
    font-size: 16px;
  }
}