/* 功能介绍组件样式 */

.features-intro {
  display: flex;
  gap: 2rem;
  position: relative;
}

/* 侧边栏目录 */
.features-intro__toc {
  flex: 0 0 280px;
  position: sticky;
  top: 100px;
  align-self: flex-start;
  max-height: calc(100vh - 120px);
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(139, 92, 246, 0.3) transparent;
}

.features-intro__toc::-webkit-scrollbar {
  width: 6px;
}

.features-intro__toc::-webkit-scrollbar-track {
  background: transparent;
}

.features-intro__toc::-webkit-scrollbar-thumb {
  background: rgba(139, 92, 246, 0.3);
  border-radius: 3px;
}

.features-intro__toc::-webkit-scrollbar-thumb:hover {
  background: rgba(139, 92, 246, 0.5);
}

.toc-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 1.5rem;
  backdrop-filter: blur(10px);
}

.toc-card__title {
  font-size: 1rem;
  font-weight: 600;
  color: #fff;
  margin: 0 0 1rem 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.toc-card__title i {
  color: #a78bfa;
}

.toc-nav {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.toc-nav__item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 0.75rem;
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
  border-radius: 6px;
  transition: all 0.2s;
  font-size: 0.875rem;
  cursor: pointer;
}

.toc-nav__item--h2 {
  font-weight: 600;
  padding-left: 0.75rem;
}

.toc-nav__item--h3 {
  font-weight: 400;
  padding-left: 2rem;
  font-size: 0.8125rem;
}

.toc-nav__item:hover {
  color: #a78bfa;
  background: rgba(167, 139, 250, 0.1);
}

.toc-nav__item--active {
  color: #a78bfa;
  background: rgba(167, 139, 250, 0.15);
  font-weight: 600;
}

.toc-nav__item i {
  flex-shrink: 0;
  width: 1rem;
  text-align: center;
  font-size: 0.875rem;
}

/* 主要内容区域 */
.features-intro__content {
  flex: 1;
  min-width: 0;
  transition: all 0.3s ease;
}

.features-intro__content--full {
  max-width: 100%;
}

/* Markdown 内容样式 */
.markdown-body {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 2rem;
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.7;
}

.markdown-body h1 {
  font-size: 2rem;
  font-weight: 700;
  color: #fff;
  margin: 0 0 1.5rem 0;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid rgba(167, 139, 250, 0.3);
}

.markdown-body h2 {
  font-size: 1.5rem;
  font-weight: 600;
  color: #fff;
  margin: 2.5rem 0 1rem 0;
  padding: 0.75rem 1rem;
  background: linear-gradient(135deg, rgba(167, 139, 250, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
  border-left: 4px solid #a78bfa;
  border-radius: 6px;
  scroll-margin-top: 100px;
}

.markdown-body h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: #e9d5ff;
  margin: 2rem 0 0.75rem 0;
  padding-left: 0.75rem;
  border-left: 3px solid rgba(167, 139, 250, 0.5);
  scroll-margin-top: 100px;
}

.markdown-body h4 {
  font-size: 1.1rem;
  font-weight: 600;
  color: #ddd6fe;
  margin: 1.5rem 0 0.5rem 0;
}

.markdown-body p {
  margin: 0.75rem 0;
  color: rgba(255, 255, 255, 0.8);
}

.markdown-body ul, .markdown-body ol {
  margin: 0.75rem 0;
  padding-left: 1.75rem;
}

.markdown-body li {
  margin: 0.5rem 0;
  color: rgba(255, 255, 255, 0.8);
}

.markdown-body li::marker {
  color: #a78bfa;
}

.markdown-body strong {
  color: #fff;
  font-weight: 600;
}

.markdown-body em {
  color: #c4b5fd;
  font-style: italic;
}

.markdown-body code {
  background: rgba(0, 0, 0, 0.3);
  padding: 0.2em 0.4em;
  border-radius: 3px;
  font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', 'Consolas', monospace;
  font-size: 0.9em;
  color: #c4b5fd;
  border: 1px solid rgba(167, 139, 250, 0.2);
}

.markdown-body pre {
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(167, 139, 250, 0.2);
  border-radius: 8px;
  padding: 1rem;
  margin: 1rem 0;
  overflow-x: auto;
}

.markdown-body pre code {
  background: none;
  border: none;
  padding: 0;
  color: rgba(255, 255, 255, 0.9);
}

.markdown-body a {
  color: #a78bfa;
  text-decoration: none;
  border-bottom: 1px solid rgba(167, 139, 250, 0.3);
  transition: all 0.2s;
}

.markdown-body a:hover {
  color: #c4b5fd;
  border-bottom-color: #c4b5fd;
}

.markdown-body blockquote {
  border-left: 4px solid #a78bfa;
  background: rgba(167, 139, 250, 0.05);
  padding: 0.75rem 1rem;
  margin: 1rem 0;
  border-radius: 4px;
}

.markdown-body blockquote p {
  margin: 0;
  color: rgba(255, 255, 255, 0.9);
}

.markdown-body hr {
  border: none;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  margin: 2rem 0;
}

.markdown-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
  overflow: hidden;
  border-radius: 8px;
}

.markdown-body th, .markdown-body td {
  padding: 0.75rem 1rem;
  text-align: left;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.markdown-body th {
  background: rgba(167, 139, 250, 0.2);
  color: #fff;
  font-weight: 600;
}

.markdown-body td {
  background: rgba(0, 0, 0, 0.2);
}

.markdown-body tr:hover td {
  background: rgba(167, 139, 250, 0.05);
}

/* 特殊标记 */
.markdown-body p:has(> strong:first-child) {
  padding-left: 0.5rem;
  border-left: 2px solid rgba(167, 139, 250, 0.5);
  margin-left: 0;
}

/* 错误状态 */
.error-state {
  text-align: center;
  padding: 4rem 2rem;
  color: rgba(255, 255, 255, 0.6);
}

.error-state i {
  font-size: 4rem;
  color: #ef4444;
  margin-bottom: 1rem;
}

.error-state h3 {
  font-size: 1.5rem;
  color: #fff;
  margin-bottom: 0.5rem;
}

.error-state p {
  color: rgba(255, 255, 255, 0.6);
}

/* 动画 */
.slide-fade-enter-active {
  transition: all 0.3s ease;
}

.slide-fade-leave-active {
  transition: all 0.3s cubic-bezier(1, 0.5, 0.8, 1);
}

.slide-fade-enter-from {
  transform: translateX(-20px);
  opacity: 0;
}

.slide-fade-leave-to {
  transform: translateX(-20px);
  opacity: 0;
}

/* 响应式 */
@media (max-width: 1024px) {
  .features-intro {
    flex-direction: column;
  }
  
  .features-intro__toc {
    position: static;
    flex: none;
    max-height: none;
    margin-bottom: 1.5rem;
  }
}

@media (max-width: 768px) {
  .markdown-body {
    padding: 1.5rem;
  }
  
  .markdown-body h1 {
    font-size: 1.5rem;
  }
  
  .markdown-body h2 {
    font-size: 1.25rem;
  }
  
  .markdown-body h3 {
    font-size: 1.1rem;
  }
  
  .toc-card {
    padding: 1rem;
  }
}