/* TOC 样式修复 */
.toc-widget {
  margin-bottom: 16px;
}

.toc-title {
  color: var(--widget-title);
  font-size: 20px;
  font-weight: bold;
  margin-bottom: 12px;
  transition: color 0.15s ease-out;
  display: flex;
}

.toc-title:before {
  content: '';
  display: block;
  height: 14px;
  width: 4px;
  border-radius: 2px;
  background-color: var(--primary);
  margin-right: 10px;
  margin-top: 4px;
  margin-left: -4px;
}

.toc-content {
  background: var(--card-background);
  border-radius: 16px;
  transition: background 0.15s ease-out;
  color: #777;
  padding: 20px 0 20px 20px;
  overflow-y: auto;
  overflow-x: hidden;
  max-height: 60vh;
}

.toc-content a {
  color: var(--link);
  text-decoration: none;
  font-size: 16px;
}

.toc-content::-webkit-scrollbar {
  width: 4px;
}

.toc-content::-webkit-scrollbar-track {
  background: transparent;
}

.toc-content::-webkit-scrollbar-thumb {
  background: rgba(255,255,255,0.3);
  border-radius: 2px;
}

.toc-content::-webkit-scrollbar-thumb:hover {
  background: rgba(255,255,255,0.5);
}

/* 基础TOC列表样式 */
.toc-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.toc-list ol {
  list-style: none;
  padding-left: 0;
  margin: 0.3rem 0;
}

.toc-list .toc-list-child {
  list-style: none;
  padding-left: 0;
  margin: 0.2rem 0;
}

.toc-list li {
  margin: 0.2rem 0;
}

.toc-list .toc-list-item {
  margin: 0.2rem 0;
}

/* 所有TOC链接的基础样式 */
.toc-list a,
.toc-list .toc-list-link {
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  color: var(--btn-text-neutral-text) !important;
  font-weight: 400;
  border-radius: 8px;
  padding-left: 8px;
  padding-right: 8px;
  font-size: 16px;
  transition: background 0.15s ease-out, color 0.15s ease-out, padding 0.15s ease-out;
  text-decoration: none;
  word-break: break-word;
  line-height: 1.2;
  min-height: 32px;
  height: auto;
  padding-top: 6px;
  padding-bottom: 6px;
}

.toc-list a:hover,
.toc-list .toc-list-link:hover {
  padding-left: 12px;
  background: var(--btn-text-hover);
  color: var(--btn-text-light-text) !important;
}

.toc-list a.active,
.toc-list .toc-list-link.active {
  background: var(--btn-text-active);
  color: var(--btn-text-content) !important;
  font-weight: 500;
  padding-left: 12px;
}

.toc-list .toc-number {
  color: rgba(255,255,255,0.5);
  margin-right: 0.5rem;
  font-size: 0.85rem;
}

/* 层级样式 - 使用后代选择器确保所有层级都被覆盖 */
/* 一级标题 */
.toc-list > .toc-list-item > .toc-list-link,
.toc-list .toc-list-level-1 > a {
  font-weight: 500;
  font-size: 16px;
  padding-left: 8px;
}

.toc-list > .toc-list-item > .toc-list-link:hover,
.toc-list > .toc-list-item > .toc-list-link.active,
.toc-list .toc-list-level-1 > a:hover,
.toc-list .toc-list-level-1 > a.active {
  padding-left: 12px;
}

/* 二级标题 */
.toc-list .toc-list-child > .toc-list-item > .toc-list-link,
.toc-list .toc-list-level-2 > a {
  font-size: 15px;
  padding-left: 24px;
  opacity: 0.9;
}

.toc-list .toc-list-child > .toc-list-item > .toc-list-link:hover,
.toc-list .toc-list-child > .toc-list-item > .toc-list-link.active,
.toc-list .toc-list-level-2 > a:hover,
.toc-list .toc-list-level-2 > a.active {
  padding-left: 28px;
}

/* 三级标题 */
.toc-list .toc-list-child .toc-list-child > .toc-list-item > .toc-list-link,
.toc-list .toc-list-level-3 > a {
  font-size: 14px;
  padding-left: 36px;
  opacity: 0.8;
}

.toc-list .toc-list-child .toc-list-child > .toc-list-item > .toc-list-link:hover,
.toc-list .toc-list-child .toc-list-child > .toc-list-item > .toc-list-link.active,
.toc-list .toc-list-level-3 > a:hover,
.toc-list .toc-list-level-3 > a.active {
  padding-left: 40px;
}

/* 四级及以上标题 */
.toc-list .toc-list-child .toc-list-child .toc-list-child > .toc-list-item > .toc-list-link,
.toc-list .toc-list-level-4 > a,
.toc-list .toc-list-level-5 > a,
.toc-list .toc-list-level-6 > a {
  font-size: 13px;
  padding-left: 48px;
  opacity: 0.7;
}

.toc-list .toc-list-child .toc-list-child .toc-list-child > .toc-list-item > .toc-list-link:hover,
.toc-list .toc-list-child .toc-list-child .toc-list-child > .toc-list-item > .toc-list-link.active,
.toc-list .toc-list-level-4 > a:hover,
.toc-list .toc-list-level-4 > a.active,
.toc-list .toc-list-level-5 > a:hover,
.toc-list .toc-list-level-5 > a.active,
.toc-list .toc-list-level-6 > a:hover,
.toc-list .toc-list-level-6 > a.active {
  padding-left: 52px;
}

/* 响应式设计 */
@media (max-width: 768px) {
  .toc-widget {
    display: none;
  }
}