/**
 * Mermaid SVG 图片样式
 * 用于美化直接嵌入的 SVG 图片显示
 */

/* SVG 容器样式 */
.mermaid-svg-container {
  margin: 2rem 0;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  background: var(--entry);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
}

.mermaid-svg-container:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
  transform: translateY(-2px);
}

/* 标题样式 */
.mermaid-svg-container .mermaid-title {
  display: flex;
  align-items: center;
  padding: 0.75rem 1rem;
  background: linear-gradient(135deg, var(--secondary), var(--tertiary));
  color: var(--primary);
  font-weight: 600;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--border);
}

.mermaid-svg-container .mermaid-title-text {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.mermaid-svg-container .mermaid-title-text::before {
  content: "📊";
  font-size: 1rem;
}

/* 内容区域样式 */
.mermaid-svg-container .mermaid-content {
  padding: 1.5rem;
  text-align: center;
  background: var(--entry);
}

/* SVG 图片样式 */
.mermaid-svg-image {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  transition: all 0.3s ease;
  cursor: pointer;
  display: block;
  margin: 0 auto;
}

.mermaid-svg-image:hover {
  transform: scale(1.02);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* 回退内容样式 */
.mermaid-svg-container .mermaid-fallback {
  background: var(--code-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  margin: 1rem 0;
  overflow: hidden;
}

.mermaid-svg-container .mermaid-fallback details {
  margin: 0;
}

.mermaid-svg-container .mermaid-fallback summary {
  padding: 0.5rem 1rem;
  background: var(--tertiary);
  color: var(--secondary);
  font-size: 0.85rem;
  cursor: pointer;
  border-bottom: 1px solid var(--border);
  transition: background-color 0.2s ease;
}

.mermaid-svg-container .mermaid-fallback summary:hover {
  background: var(--secondary);
  color: var(--entry);
}

.mermaid-svg-container .mermaid-fallback pre {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-align: left;
  background: transparent;
  padding: 1rem;
  margin: 0;
  white-space: pre-wrap;
  overflow-x: auto;
  color: var(--primary);
}

/* 深色模式适配 */
.dark .mermaid-svg-container {
  border-color: var(--tertiary);
  box-shadow: 0 2px 8px rgba(255, 255, 255, 0.05);
}

.dark .mermaid-svg-container:hover {
  box-shadow: 0 4px 16px rgba(255, 255, 255, 0.1);
}

.dark .mermaid-svg-container .mermaid-title {
  background: linear-gradient(135deg, var(--tertiary), var(--code-bg));
  color: var(--primary);
}

/* 响应式设计 */
@media (max-width: 1024px) {
  .mermaid-svg-container .mermaid-content {
    padding: 1rem;
  }
}

@media (max-width: 768px) {
  .mermaid-svg-container {
    margin: 1rem -1rem;
    border-left: none;
    border-right: none;
    border-radius: 0;
    box-shadow: none;
  }
  
  .mermaid-svg-container .mermaid-content {
    padding: 0.75rem;
  }
  
  .mermaid-svg-container .mermaid-title {
    padding: 0.5rem 0.75rem;
    font-size: 0.85rem;
  }
  
  .mermaid-svg-container .mermaid-title-text::before {
    font-size: 0.9rem;
  }
}

@media (max-width: 480px) {
  .mermaid-svg-container .mermaid-content {
    padding: 0.5rem;
  }
  
  .mermaid-svg-container .mermaid-title {
    padding: 0.5rem;
    font-size: 0.8rem;
  }
}

/* 打印样式 */
@media print {
  .mermaid-svg-container {
    border: 1px solid #ccc;
    break-inside: avoid;
    box-shadow: none;
    transform: none;
  }
  
  .mermaid-svg-container .mermaid-title {
    background: #f5f5f5 !important;
    color: #333 !important;
  }
  
  .mermaid-svg-image:hover {
    transform: none;
  }
  
  .mermaid-svg-container .mermaid-fallback {
    display: none;
  }
}

/* 全屏查看功能 */
.mermaid-svg-fullscreen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.mermaid-svg-fullscreen.active {
  opacity: 1;
  visibility: visible;
}

.mermaid-svg-fullscreen img {
  max-width: 95%;
  max-height: 95%;
  object-fit: contain;
  border-radius: 8px;
}

.mermaid-svg-fullscreen-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 40px;
  height: 40px;
  border: none;
  background: rgba(255, 255, 255, 0.9);
  color: #333;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  transition: all 0.2s ease;
}

.mermaid-svg-fullscreen-close:hover {
  background: #fff;
  transform: scale(1.1);
}