body{
	background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
}
.top-head-info.topInfo{
	margin-bottom:0;
	border-bottom:none;
}
      .question-banner {
          background: linear-gradient(135deg, var(--primary-color) 0%, #c1121f 100%);
          color: white;
          padding: 60px 0;
          text-align: center;
         	margin: 20px auto;
          border-radius: 10px;
          
      }
      
      .question-banner::before {
          content: '';
          position: absolute;
          top: 0;
          left: 0;
          width: 100%;
          height: 100%;
          background-image: radial-gradient(circle, rgba(255,255,255,0.1) 2px, transparent 2px);
          background-size: 30px 30px;
      }
      
      .question-banner h1 {
          font-size: 42px;
          margin-bottom: 20px;
          text-shadow: 0 2px 4px rgba(0,0,0,0.2);
      }
      
      .question-banner p {
          font-size: 18px;
          max-width: 800px;
          margin: 0 auto 30px;
          opacity: 0.9;
      }
      
      .ask-btn {
          background-color: white;
          color: var(--primary-color);
          font-weight: bold;
          padding: 12px 40px;
          border-radius: 30px;
          text-decoration: none;
          transition: all 0.3s;
          display: inline-block;
          box-shadow: 0 4px 12px rgba(0,0,0,0.15);
          font-size:20px;
      }
      
      .ask-btn:hover {
          transform: translateY(-2px);
          box-shadow: 0 6px 20px rgba(0,0,0,0.2);
      }
      
      .category-container {
          display: flex;
          margin-bottom: 40px;
          flex-wrap: wrap;
          gap: 15px;
      }
      
      .category-card {
          flex: 1;
          min-width: 220px;
          background-color: var(--card-color);
          border-radius: 10px;
          padding: 25px;
          box-shadow: 0 3px 15px rgba(0,0,0,0.08);
          transition: transform 0.3s, box-shadow 0.3s;
          border-left: 5px solid var(--primary-color);
      }
      
      .category-card:hover {
          transform: translateY(-5px);
          box-shadow: 0 8px 25px rgba(0,0,0,0.12);
      }
      .category-card.active {
          transform: translateY(-15px);
          box-shadow: 0 8px 25px rgba(0,0,0,0.12);
      }
      
      .category-card h3 {
          font-size: 20px;
          margin-bottom: 15px;
          color: var(--secondary-color);
      }
      
      .category-desc {
          color: var(--light-text);
          margin-bottom: 20px;
          font-size: 14px;
          line-height: 1.6;
      }
      
      .subcategories {
          display: flex;
          flex-wrap: wrap;
          gap: 8px;
      }
      
      .subcategory-tag {
          background-color: #f0f0f0;
          padding: 6px 15px;
          border-radius: 20px;
          font-size: 13px;
          color: var(--text-color);
          cursor: pointer;
          transition: all 0.3s;
          text-decoration: none;
          display: inline-block;
      }
      
      .subcategory-tag:hover, .subcategory-tag.active {
          background-color: var(--primary-color);
          color: white;
      }
      
      /* 左右排版样式 */
     .two-column-layout {
         display: flex;
         gap: 30px;
         margin-top: 30px;
     }
     
     .main-content {
         flex: 1;
     }
     
     .sidebar {
         width: 320px;
         flex-shrink: 0;
     }
     
     /* 侧边栏卡片样式 */
     .sidebar-card {
         background-color: var(--card-color);
         border-radius: 10px;
         padding: 20px;
         margin-bottom: 20px;
         box-shadow: 0 3px 15px rgba(0,0,0,0.08);
     }
     
     .sidebar-card h3 {
         font-size: 18px;
         color: var(--secondary-color);
         margin-bottom: 15px;
         padding-bottom: 10px;
         border-bottom: 1px solid var(--border-color);
     }
     
     .questions-container {
         background-color: var(--card-color);
         border-radius: 10px;
         padding: 30px;
         box-shadow: 0 3px 15px rgba(0,0,0,0.08);
         margin-bottom: 40px;
     }
     
     .questions-header {
         display: flex;
         justify-content: space-between;
         align-items: center;
         margin-bottom: 20px;
         padding-bottom: 20px;
         border-bottom: 1px solid var(--border-color);
     }
     
     .questions-header h2 {
         font-size: 24px;
         color: var(--secondary-color);
         margin: 0;
     }
     
     .filter-options {
         display: flex;
         gap: 10px;
         align-items: center;
     }
     
     .filter-select {
         padding: 8px 15px;
         border: 1px solid var(--border-color);
         border-radius: 5px;
         background-color: white;
         color: var(--text-color);
         cursor: pointer;
     }
     
      /* 问答页面特定样式 */
 .question-link {
    display: block;
    text-decoration: none;
    color: inherit;
    transition: transform 0.3s, box-shadow 0.3s;
     border-bottom: 1px solid var(--border-color);
}

 .question-link:last-child {
          border-bottom: none;
      }

.question-link:hover {
    transform: translateY(-2px);
}
      
      .question-item {
          padding: 20px 10px;
      }
      
      .question-item:hover {
          background-color: #f9f9f9;
      }
      
      .question-title {
          font-size: 18px;
          margin-bottom: 10px;
          color: var(--secondary-color);
      }
      
      .question-title a {
          color: var(--secondary-color);
          text-decoration: none;
          transition: color 0.3s;
      }
      
      .question-title a:hover {
          color: var(--primary-color);
      }
      
      .question-meta {
          display: flex;
          gap: 20px;
          font-size: 14px;
          color: var(--light-text);
          margin-bottom: 10px;
      }
      
      .question-preview {
          color: var(--text-color);
          margin-bottom: 15px;
          line-height: 1.6;
          font-size:20px;
      }
      
      .question-stats {
          display: flex;
          gap: 20px;
          font-size: 14px;
          color: var(--light-text);
      }
      
      .stat-item {
          display: flex;
          align-items: center;
          gap: 5px;
      }
      
      .hot-tag {
          background-color: #fff2f0;
          color: var(--primary-color);
          padding: 2px 8px;
          border-radius: 3px;
          font-size: 12px;
          margin-left: 8px;
      }
      
      .pagination {
          display: flex;
          justify-content: center;
          gap: 10px;
          margin-top: 30px;
      }
      
      .page-item {
          padding: 8px 15px;
          border: 1px solid var(--border-color);
          border-radius: 5px;
          color: var(--text-color);
          text-decoration: none;
          transition: all 0.3s;
      }
      
      .page-item:hover {
          border-color: var(--primary-color);
          color: var(--primary-color);
      }
      
      .page-item.active {
          background-color: var(--primary-color);
          color: white;
          border-color: var(--primary-color);
      }
      
.section-title {
    text-align: center;
    font-size: 28px;
    margin-bottom: 30px;
    color: var(--secondary-color);
}

.card-container {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    margin-bottom: 50px;
}

.card {
    width: 21%;
    background-color: var(--card-color);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
    margin: 0 1% 30px;
    transition: transform 0.3s;
    padding: 10px 8px;
}

.card:hover {
    transform: translateY(-5px);
}

.card-image {
    height: 180px;
    background-color: #f0f0f0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--light-text);
    font-size: 18px;
}

.card-content {
    padding: 20px;
}

.card-title {
    font-size: 20px;
    margin-bottom: 10px;
    color: var(--secondary-color);
}

.card-description {
    color: var(--light-text);
    margin-bottom: 20px;
}

.card-btn {
    display: inline-block;
    padding: 8px 20px;
    background-color: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 15px;
    font-size: 14px;
    font-weight: bold;
}
.contact .btn {
    display: inline-block;
    padding: 10px 30px;
    background-color: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 20px;
    font-weight: bold;
    transition: background-color 0.3s;
    font-size:20px;
}

.contact .btn:hover {
    background-color: #c1121f;
}

.sidebar-card {
    background-color: var(--card-color);
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 0 3px 15px rgba(0,0,0,0.08);
}

.sidebar-card h3 {
    font-size: 18px;
    color: var(--secondary-color);
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-color);
}
.hot-topics {
    list-style: none;
    padding: 0;
    margin: 0;
}

.hot-topics li {
    margin-bottom: 12px;
    line-height: 1.4;
}

.hot-topics li:last-child {
    margin-bottom: 0;
}

.hot-topics a {
    color: var(--text-color);
    text-decoration: none;
    transition: color 0.3s;
    font-size: 14px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.hot-topics a:hover {
    color: var(--primary-color);
}

.sidebar-card {
    background-color: var(--card-color);
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 0 3px 15px rgba(0,0,0,0.08);
}

.sidebar-card h3 {
    font-size: 18px;
    color: var(--secondary-color);
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-color);
}
.hot-topics {
    list-style: none;
    padding: 0;
    margin: 0;
}

.hot-topics li {
    margin-bottom: 12px;
    line-height: 1.4;
}

.hot-topics li:last-child {
    margin-bottom: 0;
}

.hot-topics a {
    color: var(--text-color);
    text-decoration: none;
    transition: color 0.3s;
    font-size: 14px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.hot-topics a:hover {
    color: var(--primary-color);
}
.pagination-v2 {
            display: flex;
            justify-content: center;
            gap: 10px;
            margin-top: 30px;
            font-size:20px;
        }
        
.pagination-v2 .page-item {
            padding: 8px 15px;
            border: 1px solid var(--border-color);
            border-radius: 5px;
            color: var(--text-color);
            text-decoration: none;
            transition: all 0.3s;
        }
        
.pagination-v2 .page-item:hover {
            border-color: var(--primary-color);
            color: var(--primary-color);
        }
        
.pagination-v2 .page-item.active {
            background-color: var(--primary-color);
            color: white;
            border-color: var(--primary-color);
        }
.container.contact{
		border:none;
	}
	.contact .contact-btn {
    display: inline-block;
    padding: 10px 30px;
    background-color: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 20px;
    font-weight: bold;
    transition: background-color 0.3s;
    font-size:20px;
}

.contact .contact-btn:hover {
    background-color: #c1121f;
}
  	.contact .btn-ask {
    background-color: white;
    color: var(--primary-color);
    font-weight: bold;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
    border: 2px solid transparent;
    transition: all 0.3s ease;
}

.contact .btn-ask:hover {
    background-color: var(--primary-color);
    color: white;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.25);
    transform: translateY(-3px) scale(1.03);
}
.contact .btn-phone {
    background-color: var(--primary-color);
    color: white;
    box-shadow: 0 6px 18px rgba(230, 57, 70, 0.3);
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.contact .btn-phone:hover {
    background-color: #c1121f;
    box-shadow: 0 8px 24px rgba(230, 57, 70, 0.4);
    border-color: rgba(255, 255, 255, 0.4);
    transform: translateY(-3px);
}
.contact .btn-course {
    background-color: var(--warning-color);
    color: white;
    box-shadow: 0 5px 15px rgba(255, 152, 0, 0.3);
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.contact .btn-course:hover {
    background-color: #e68900;
    box-shadow: 0 7px 21px rgba(255, 152, 0, 0.4);
    border-color: rgba(255, 255, 255, 0.4);
    transform: translateY(-3px);
}