/* ========== 文章详情页特有样式 ========== */

/* ========== 面包屑定制 ========== */
.breadcrumb .breadcrumbs a.current {
  color: var(--color-text-primary);
  font-weight: 500;
}

/* ========== 文章详情区 ========== */
.info {
  padding: 40px 0 60px;
}

.info .placeholder {
  text-align: center;
  padding: 80px 0;
}

.info .placeholder p {
  line-height: 30px;
  font-size: 16px;
  color: var(--color-text-muted);
}

.info .title {
  text-align: center;
  padding-bottom: 30px;
  border-bottom: 1px solid var(--color-border-light);
  margin-bottom: 40px;
}

.info .title h1 {
  font-weight: 700;
  font-size: 32px;
  color: var(--color-text-primary);
  line-height: 1.4;
}

.info .title .meta {
  padding-top: 16px;
  font-weight: 400;
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
}

.info .title .meta span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.info .title .meta .glyphicon {
  top: 1px;
  font-size: 13px;
}

/* ========== 正文排版 ========== */
.info .content {
  padding-top: 0;
  line-height: 1.9;
  font-size: 16px;
  color: var(--color-text-primary);
  max-width: 820px;
  margin: 0 auto;
}

.info .content img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  margin: 16px 0;
}

.info .content p {
  margin-bottom: 20px;
}

.info .content h1,
.info .content h2,
.info .content h3,
.info .content h4 {
  margin: 32px 0 16px;
  font-weight: 600;
}

.info .content h2 { font-size: 24px; }
.info .content h3 { font-size: 20px; }
.info .content h4 { font-size: 18px; }

.info .content ul,
.info .content ol {
  margin: 12px 0 20px 20px;
  list-style: disc;
}

.info .content ol {
  list-style: decimal;
}

.info .content li {
  margin-bottom: 8px;
  line-height: 1.8;
}

.info .content blockquote {
  border-left: 4px solid var(--color-primary);
  background: var(--color-primary-light);
  padding: 16px 20px;
  margin: 20px 0;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  color: var(--color-text-secondary);
  font-style: italic;
}

.info .content a {
  color: var(--color-primary);
  border-bottom: 1px dashed var(--color-primary);
  transition: all var(--transition-fast);
}

.info .content a:hover {
  border-bottom-style: solid;
}

/* ========== 无内容区 ========== */
.info .no-content {
  padding-top: 30px;
  line-height: 30px;
  font-size: 16px;
  color: var(--color-text-muted);
  text-align: center;
}

/* ========== 标签区 ========== */
.info .labels {
  padding: 24px 0;
  border-top: 1px solid var(--color-border-light);
  margin-top: 40px;
  max-width: 820px;
  margin-left: auto;
  margin-right: auto;
}

.info .labels ul {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.info .labels ul li {
  float: none;
  line-height: normal;
}

.info .labels ul li:first-child {
  color: var(--color-text-muted);
  font-size: 14px;
  margin-right: 4px;
}

.info .labels ul li a {
  display: inline-block;
  padding: 4px 14px;
  color: var(--color-text-secondary);
  font-size: 13px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  transition: all var(--transition-fast);
}

.info .labels ul li a:hover {
  color: var(--color-primary) !important;
  background: var(--color-primary-light);
  border-color: var(--color-primary-ghost);
}

/* ========== 上一篇/下一篇导航 ========== */
.info .new-page {
  max-width: 820px;
  margin: 0 auto;
  padding-top: 30px;
}

.info .new-page ul {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0;
}

.info .new-page li {
  text-align: left;
  flex: 1;
}

.info .new-page li:last-child {
  text-align: right;
}

.info .new-page li a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--color-text-secondary);
  font-size: 14px;
  padding: 10px 18px;
  background: var(--color-bg);
  border-radius: var(--radius-md);
  transition: all var(--transition-normal);
}

.info .new-page li a:hover {
  background: var(--color-primary-light);
  color: var(--color-primary) !important;
}

.info .new-page li a::before {
  content: '\2190';
  font-size: 16px;
  transition: transform var(--transition-normal);
}

.info .new-page li:last-child a::before {
  content: none;
}

.info .new-page li:last-child a::after {
  content: '\2192';
  font-size: 16px;
  transition: transform var(--transition-normal);
}

.info .new-page li a:hover::before {
  transform: translateX(-4px);
}

.info .new-page li:last-child a:hover::after {
  transform: translateX(4px);
}

.glyphicon {
  top: 2px;
}

/* ========== 响应式 ========== */
@media (max-width: 992px) {
  .info {
    padding: 30px 15px 50px;
  }

  .info .title h1 {
    font-size: 24px;
  }

  .info .title .meta {
    flex-direction: column;
    gap: 4px;
  }

  .info .content {
    font-size: 15px;
    line-height: 1.8;
  }

  .info .new-page li:last-child {
    text-align: left;
  }

  .info .new-page ul {
    flex-direction: column;
    gap: 12px;
  }

  .info .new-page li a {
    width: 100%;
    justify-content: center;
  }

  .info .labels {
    padding: 24px 0;
    margin-top: 30px;
  }
}