/* ============================================
   Professional - 专业商务风格
   简洁、稳重、可读性强
   适配小红书卡片渲染
   ============================================ */

/* 配色定义
   背景色: #FFFFFF (纯白)
   前景色: #1A202C (深灰黑)
   主蓝色: #2563EB (专业蓝)
   浅蓝: #DBEAFE (淡蓝背景)
   灰色: #64748B (中性灰)
   边框: #E2E8F0 (浅灰边框)
*/

.card-inner {
  background-color: #ffffff;
}

.card-content {
  color: #1a202c;
  font-size: 42px;
  line-height: 1.75;
}

/* 标题样式 */
.card-content h1 {
  font-size: 72px;
  font-weight: 700;
  color: #1a202c;
  margin-bottom: 40px;
  line-height: 1.3;
  padding-bottom: 20px;
  border-bottom: 3px solid #2563eb;
}

.card-content h2 {
  font-size: 56px;
  font-weight: 600;
  color: #1e40af;
  margin: 50px 0 25px 0;
  line-height: 1.4;
}

.card-content h3 {
  font-size: 48px;
  font-weight: 600;
  color: #374151;
  margin: 40px 0 20px 0;
}

/* 段落 */
.card-content p {
  margin-bottom: 35px;
  color: #374151;
}

/* 粗体 */
.card-content strong,
.card-content b {
  font-weight: 700;
  color: #1a202c;
}

/* 斜体 */
.card-content em,
.card-content i {
  font-style: italic;
  color: #2563eb;
}

/* 链接 */
.card-content a {
  color: #2563eb;
  text-decoration: none;
  border-bottom: 2px solid #93c5fd;
}

/* 列表 */
.card-content ul,
.card-content ol {
  margin: 30px 0;
  padding-left: 60px;
}

.card-content li {
  margin-bottom: 20px;
  line-height: 1.6;
  color: #374151;
}

.card-content li::marker {
  color: #2563eb;
}

/* 引用块 */
.card-content blockquote {
  margin: 35px 0;
  padding: 30px 40px;
  background-color: #dbeafe;
  color: #1e40af;
  border-left: 5px solid #2563eb;
  border-radius: 0 8px 8px 0;
}

.card-content blockquote p {
  margin: 0;
}

/* 行内代码 */
.card-content code {
  font-family: 'SF Mono', Consolas, 'Liberation Mono', Menlo, monospace;
  font-size: 38px;
  background-color: #f1f5f9;
  color: #0f172a;
  padding: 6px 16px;
  border-radius: 6px;
}

/* 代码块 */
.card-content pre {
  margin: 35px 0;
  padding: 40px;
  background-color: #0f172a;
  color: #e2e8f0;
  border-radius: 12px;
  overflow-x: visible;
  overflow-wrap: break-word;
  word-wrap: break-word;
  word-break: break-all;
  white-space: pre-wrap;
}

.card-content pre code {
  background-color: transparent;
  color: inherit;
  padding: 0;
  font-size: 36px;
  line-height: 1.5;
}

/* 分割线 */
.card-content hr {
  margin: 50px 0;
  border: none;
  height: 2px;
  background-color: #e2e8f0;
}

/* 图片 */
.card-content img {
  display: block;
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  margin: 35px auto;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

/* Tags 标签样式 */
.tags-container {
  margin-top: 50px;
  padding-top: 30px;
  border-top: 2px solid #e2e8f0;
}

.tag {
  display: inline-block;
  background-color: #2563eb;
  color: white;
  padding: 12px 28px;
  border-radius: 6px;
  font-size: 34px;
  margin: 10px 15px 10px 0;
  font-weight: 500;
}