/* 题目详情页样式 */

/* 面包屑导航样式 */
.breadcrumb-wrapper {
  background-color: #f8f9fa;
  padding: 10px 0;
  margin-bottom: 0;
}

.breadcrumb {
  background-color: #f8f9fa;
  padding: 0;
  margin: 0;
}

.breadcrumb-item a {
  color: var(--primary-color);
  text-decoration: none;
}

.breadcrumb-item a:hover {
  text-decoration: underline;
}

.breadcrumb-item.active {
  color: #6c757d;
}

/* 题目头部区域 */
.question-header {
  background: linear-gradient(to bottom, var(--data-bg) 0%, #f0f4f9 100%);
  border-radius: 10px;
  padding: 2rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  border: 1px solid var(--tech-border);
  transition: var(--transition-default);
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.5s ease forwards;
}

.question-header.loaded {
  opacity: 1;
  transform: translateY(0);
}

.question-title {
  font-size: 1.4rem; /* 减小字体大小 */
  color: #333;
  margin-bottom: 1rem;
}

.question-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  margin-bottom: 1rem; /* 减小margin */
  padding: 0.8rem 0; /* 减小padding */
  border-top: 1px solid #eee;
  border-bottom: 1px solid #eee;
}

.meta-item {
  display: flex;
  align-items: center;
  font-size: 0.9rem; /* 减小字体大小 */
}

.meta-label {
  font-weight: 500;
  margin-right: 8px;
  color: var(--primary-color);
}

.meta-value {
  color: #666;
}

/* 题目内容区域 */
.question-content-section {
  background: linear-gradient(to bottom, var(--data-bg) 0%, #f0f4f9 100%);
  border-radius: 10px;
  padding: 2rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  border: 1px solid rgba(0, 0, 0, 0.08);
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.5s ease 0.1s forwards;
}

.question-content-section.loaded {
  opacity: 1;
  transform: translateY(0);
}

.question-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid #eee;
}

.tag-item {
  display: flex;
  align-items: center;
  color: #666;
  font-size: 0.95rem;
}

.tag-item i {
  margin-right: 5px;
  color: var(--primary-color);
  font-size: 0.9rem;
}

.question-stem {
  font-size: 1.1rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
  padding-bottom: 1.2rem;
  border-bottom: 1px solid #eee;
}

.question-stem p {
  margin-bottom: 0.8rem; /* 减小margin */
}

/* 答案解析区域 */
.answer-section {
  background: linear-gradient(to bottom, white 0%, #f9fbfd 100%);
  border-radius: 10px;
  padding: 2rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.5s ease 0.2s forwards;
}

.answer-section.loaded {
  opacity: 1;
  transform: translateY(0);
}

.answer-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.answer-title {
  font-size: 1.2rem; /* 减小字体大小 */
  color: var(--primary-color);
  margin: 0;
}

.correct-answer {
  font-size: 1.1rem; /* 减小字体大小 */
  font-weight: bold;
  color: var(--success-color);
}

.answer-content {
  line-height: 1.7;
  padding: 1.2rem;
  background: linear-gradient(to bottom, var(--light-color) 0%, #f0f4f9 100%);
  border-radius: 5px;
  margin-bottom: 1rem;
  font-size: 1rem;
  word-wrap: break-word;
  word-break: break-word;
  overflow-wrap: break-word;
  max-width: 100%;
  box-shadow: inset 0 2px 5px rgba(0, 0, 0, 0.05);
}

.answer-item {
  margin-bottom: 1rem;
}

.answer-item:last-child {
  margin-bottom: 0;
}

.answer-label {
  font-weight: bold;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.answer-text {
  padding: 0.5rem;
  background-color: var(--white-color);
  border-radius: 4px;
  border-left: 3px solid var(--primary-color);
  word-wrap: break-word;
  word-break: break-word;
  overflow-wrap: break-word;
}

.analysis-content {
  max-width: 100%;
  word-wrap: break-word;
  word-break: break-word;
  overflow-wrap: break-word;
}

/* 操作按钮区域 */
.question-actions {
  display: flex;
  gap: 12px; /* 减小gap */
  flex-wrap: wrap;
  margin-top: 1.5rem; /* 减小margin */
}

.btn-action {
  display: inline-flex;
  align-items: center;
  gap: 5px; /* 调整gap */
  padding: 8px 16px; /* 调整padding */
  border-radius: 5px;
  font-size: 0.9rem; /* 调整字体大小 */
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  text-decoration: none;
  border: 1px solid transparent;
  white-space: nowrap; /* 防止文字换行 */
  box-shadow: 0 2px 4px rgba(0,0,0,0.05);
  transform: translateZ(0); /* 触发硬件加速 */
}

.btn-view-answer {
  background-color: var(--success-color); /* 绿色背景 */
  color: white;
  border: 1px solid var(--success-color);
}

.btn-view-answer:hover {
  background-color: #218838;
  border-color: #1e7e34;
  transform: translateY(-3px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.btn-view-answer:active {
  transform: translateY(-1px);
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

.btn-favorite {
  background-color: var(--warning-color); /* 黄色背景 */
  color: #212529;
  border: 1px solid var(--warning-color);
}

.btn-favorite:hover,
.btn-favorite.favorited {
  background-color: #e0a800;
  border-color: #d39e00;
  color: #212529;
  transform: translateY(-3px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.btn-favorite:active,
.btn-favorite.favorited:active {
  transform: translateY(-1px);
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

.btn-share {
  background-color: var(--info-color); /* 蓝绿色背景 */
  color: white;
  border: 1px solid var(--info-color);
}

.btn-share:hover {
  background-color: #138496;
  border-color: #117a8b;
  transform: translateY(-3px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.btn-share:active {
  transform: translateY(-1px);
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

.btn-report {
  background-color: var(--secondary-color); /* 灰色背景 */
  color: white;
  border: 1px solid var(--secondary-color);
  margin-left: auto;
}

.btn-report:hover {
  background-color: #5a6268;
  border-color: #545b62;
  transform: translateY(-3px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.btn-report:active {
  transform: translateY(-1px);
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

/* 相关题目区域 */
.related-section {
  background: linear-gradient(to bottom, var(--data-bg) 0%, #f0f4f9 100%);
  border-radius: 10px;
  padding: 2rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  margin-bottom: 1.5rem;
  border: 1px solid rgba(0, 0, 0, 0.08);
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.5s ease 0.3s forwards;
}

.related-section.loaded {
  opacity: 1;
  transform: translateY(0);
}

.related-title {
  font-size: 1.2rem; /* 减小字体大小 */
  margin-bottom: 1rem;
  color: var(--primary-color);
  padding-bottom: 0.5rem;
  border-bottom: 1px solid #eee;
}

.related-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.related-item {
  padding: 0.7rem 0; /* 减小padding */
  border-bottom: 1px solid #eee;
}

.related-item:last-child {
  border-bottom: none;
}

a.related-question {
  color: #333 !important;
  text-decoration: none !important;
  display: block;
  margin-bottom: 5px;
  /* 限制显示行数，避免过长影响布局 */
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.5;
}

a.related-question:hover {
  color: var(--primary-color) !important;
  text-decoration: none !important;
}

.related-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.related-meta .tag-item {
  background-color: #f0f2f5;
  padding: 2px 8px;
  border-radius: 3px;
  font-size: 0.8rem;
  color: #666;
}

/* 响应式设计 */
@media (max-width: 768px) {
  .question-header,
  .question-content-section,
  .answer-section,
  .related-section {
    padding: 1rem;
  }
  
  .question-title {
    font-size: 1.2rem;
  }
  
  .question-meta {
    gap: 10px;
    flex-direction: column;
  }
  
  .question-actions {
    flex-direction: column;
  }
  
  .btn-action {
    width: 100%;
    justify-content: center;
  }
  
  .btn-report {
    margin-left: 0;
  }
  
  .related-item {
    flex-direction: column;
    gap: 5px;
  }
  
  .related-meta {
    margin-left: 0;
  }
}

@media (max-width: 576px) {
  .question-stem {
    font-size: 0.95rem;
  }
  
  .answer-content {
    padding: 0.7rem;
  }
}