/* 搜索功能样式 */
#search-nav {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 0 2rem;
}

#search-container {
  position: relative;
  width: 100%;
  max-width: 400px;
  display: flex;
  align-items: center;
}

/* 搜索模式选择器 */
#search-mode-selector {
  position: absolute;
  left: 8px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  border: none;
  background: transparent;
  color: var(--primary);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  outline: none;
  padding: 2px;
}

#search-mode-selector:hover {
  background: var(--btn-hover);
  border-radius: 4px;
}

#search-mode-selector:focus {
  background: var(--btn-hover);
  border-radius: 4px;
}

#search-input {
  width: 100%;
  height: 40px;
  padding: 0 15px 0 60px;
  border: 2px solid var(--btn-bg);
  border-radius: 20px;
  background-color: var(--card-background);
  color: var(--article-text);
  font-size: 14px;
  transition: all 0.3s ease;
  outline: none;
}

#search-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(var(--primary-hue), 0.1);
}

#search-input::placeholder {
  color: var(--article-meta);
}

#search-results {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--card-background);
  border: 1px solid var(--btn-bg);
  border-radius: 8px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  z-index: 1000;
  max-height: 400px;
  overflow-y: auto;
  margin-top: 5px;
}

#search-results.hidden {
  display: none;
}

#search-results-content {
  padding: 0;
}

.search-result-item {
  padding: 12px 16px;
  border-bottom: 1px solid var(--btn-bg);
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.search-result-item:last-child {
  border-bottom: none;
}

.search-result-item:hover,
.search-result-item.search-result-active {
  background-color: var(--card-btn-hover);
}

.search-result-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--article-text);
  margin-bottom: 6px;
  line-height: 1.4;
}

.search-result-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 6px;
  font-size: 12px;
}

.search-result-date {
  color: var(--article-meta);
}

.search-result-tags {
  color: var(--primary);
}

.search-result-excerpt {
  font-size: 14px;
  color: var(--article-meta);
  line-height: 1.4;
}

.search-highlight {
  background-color: var(--primary);
  color: var(--page-background);
  padding: 1px 3px;
  border-radius: 3px;
  font-weight: 600;
}

.search-loading,
.search-no-results {
  padding: 20px;
  text-align: center;
  color: var(--article-meta);
  font-size: 14px;
}

/* 移动设备适配 */
@media screen and (max-width: 768px) {
  #search-nav {
    margin: 0 1rem;
  }
  
  #search-container {
    max-width: 300px;
  }
  
  #search-mode-selector {
    font-size: 10px;
    left: 6px;
  }
  
  #search-input {
    height: 36px;
    font-size: 14px;
    padding: 0 12px 0 55px;
  }
  
  .search-result-title {
    font-size: 15px;
  }
  
  .search-result-excerpt {
    font-size: 13px;
  }
}

@media screen and (max-width: 600px) {
  #search-nav {
    display: none; /* 在小屏幕上隐藏搜索框，可以考虑在移动菜单中添加 */
  }
}

/* 暗色主题适配 */
html[theme="dark"] #search-input {
  background-color: var(--card-background);
  border-color: var(--btn-bg);
  color: var(--article-text);
}

html[theme="dark"] #search-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px oklch(0.75 0.14 var(--primary-hue) / 0.1);
}

html[theme="dark"] #search-results {
  background: var(--card-background);
  border-color: var(--btn-bg);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}

/* 滚动条样式 */
#search-results::-webkit-scrollbar {
  width: 6px;
}

#search-results::-webkit-scrollbar-track {
  background: var(--card-background);
}

#search-results::-webkit-scrollbar-thumb {
  background: var(--btn-bg);
  border-radius: 3px;
}

#search-results::-webkit-scrollbar-thumb:hover {
  background: var(--btn-hover);
}