/* 基础样式 */
:root {
    --primary-color: #4285f4;
    --secondary-color: #34a853;
    --warning-color: #fbbc05;
    --danger-color: #ea4335;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
    --text-color: #212529;
    --text-muted: #6c757d;
    --border-color: #dee2e6;
    --box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
  }
  
  body {
    font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif;
    color: var(--text-color);
    line-height: 1.6;
  }
  
  /* 通用组件样式 */
  .section-title {
    font-weight: 700;
    margin-bottom: 1rem;
  }
  
  .section-subtitle {
    color: var(--text-muted);
    margin-bottom: 2rem;
    font-size: 1.1rem;
  }
  
  .text-primary {
    color: var(--primary-color) !important;
  }
  
  .btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
  }
  
  .btn-primary:hover {
    background-color: #3367d6;
    border-color: #3367d6;
  }
  
  .btn-outline-primary {
    color: var(--primary-color);
    border-color: var(--primary-color);
  }
  
  .btn-outline-primary:hover {
    background-color: var(--primary-color);
    color: white;
  }
  
  /* 导航样式 */
  .navbar {
    padding: 0.8rem 1rem;
  }
  
  .navbar-brand {
    font-size: 1.5rem;
  }
  
  .nav-link {
    font-weight: 500;
    padding: 0.5rem 1rem;
    transition: var(--transition);
  }
  
  .nav-link:hover {
    color: var(--primary-color);
  }
  
  /* 快捷导航栏 */
  .quick-nav {
    background-color: #f8f9fa;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-color);
  }
  
  .quick-nav-item {
    color: var(--text-color);
    text-decoration: none;
    padding: 0.3rem 0.8rem;
    font-size: 0.9rem;
    transition: var(--transition);
    display: inline-block;
  }
  
  .quick-nav-item:hover {
    color: var(--primary-color);
  }
  
  /* Banner区域 */
  .banner {
    padding: 3rem 0;
    background-color: white;
  }
  
  .banner h1 {
    font-weight: 700;
  }
  
  .banner-buttons {
    margin-top: 2rem;
  }
  
  .feature-item {
    margin-bottom: 0.8rem;
    display: flex;
    align-items: center;
  }
  
  .feature-item i {
    margin-right: 0.8rem;
    font-size: 1.2rem;
  }
  
  .banner-icon {
    position: relative;
    display: inline-block;
  }
  
  .banner-icon i {
    font-size: 8rem;
    color: var(--primary-color);
    opacity: 0.8;
  }
  
  .animated-circle {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 160px;
    height: 160px;
    border: 6px solid rgba(66, 133, 244, 0.3);
    border-radius: 50%;
    animation: pulse 2s infinite;
  }
  
  @keyframes pulse {
    0% {
      transform: translate(-50%, -50%) scale(0.8);
      opacity: 0.8;
    }
    70% {
      transform: translate(-50%, -50%) scale(1);
      opacity: 0.2;
    }
    100% {
      transform: translate(-50%, -50%) scale(0.8);
      opacity: 0.8;
    }
  }
  
  .banner-stats {
    display: flex;
    justify-content: center;
    gap: 2rem;
  }
  
  .stat-item {
    text-align: center;
  }
  
  .stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
  }
  
  .stat-text {
    font-size: 0.9rem;
    color: var(--text-muted);
  }
  
  /* 关于部分 */
  .about-features {
    margin-top: 1.5rem;
  }
  
  .about-feature {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
  }
  
  .about-feature i {
    font-size: 1.2rem;
    margin-right: 1rem;
  }
  
  /* 时间线样式 */
  .timeline {
    position: relative;
    padding-left: 2rem;
    margin-top: 2rem;
  }
  
  .timeline:before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 4px;
    background-color: var(--primary-color);
    opacity: 0.2;
  }
  
  .timeline-item {
    position: relative;
    margin-bottom: 2rem;
  }
  
  .timeline-date {
    position: absolute;
    left: -3rem;
    top: 0;
    width: 2rem;
    text-align: right;
    font-weight: 700;
    color: var(--primary-color);
  }
  
  .timeline-content h5 {
    margin-bottom: 0.5rem;
    font-weight: 600;
  }
  
  .timeline-content p {
    color: var(--text-muted);
  }
  
  /* 服务卡片 */
  .service-card {
    border-radius: 10px;
    padding: 2rem;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    background-color: white;
    text-align: center;
  }
  
  .service-card:hover {
    transform: translateY(-5px);
  }
  
  .service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(66, 133, 244, 0.1);
    border-radius: 50%;
  }
  
  .service-icon i {
    font-size: 2.5rem;
    color: var(--primary-color);
  }
  
  .service-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
  }
  
  .service-description {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
  }
  
  .service-features {
    list-style: none;
    padding: 0;
    text-align: left;
  }
  
  .service-features li {
    margin-bottom: 0.8rem;
    display: flex;
    align-items: center;
  }
  
  .service-features li i {
    margin-right: 0.8rem;
  }
  
  /* 系统列表 */
  .system-list {
    margin-top: 1.5rem;
  }
  
  .system-item {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
    padding: 0.8rem 1rem;
    background-color: rgba(66, 133, 244, 0.05);
    border-radius: 5px;
  }
  
  .system-item i {
    margin-right: 1rem;
  }
  
  .system-name {
    flex: 1;
    font-weight: 500;
  }
  
  .system-link {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.9rem;
  }
  
  .system-link:hover {
    text-decoration: underline;
  }
  
  /* 标准部分样式 */
  .standard-item {
    margin-bottom: 2rem;
  }
  
  .standard-header {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
  }
  
  .standard-header i {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-right: 1rem;
  }
  
  .standard-header h4 {
    margin-bottom: 0;
    font-weight: 600;
  }
  
  .standards-chart {
    margin-top: 2rem;
  }
  
  .chart-item {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
  }
  
  .chart-bar {
    flex: 1;
    height: 30px;
    background-color: #e9ecef;
    border-radius: 15px;
    position: relative;
    overflow: hidden;
  }
  
  .chart-value {
    height: 100%;
    background-color: var(--primary-color);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding-right: 10px;
  }
  
  .chart-value span {
    color: white;
    font-weight: 600;
    font-size: 0.9rem;
  }
  
  .chart-label {
    width: 140px;
    text-align: left;
    margin-left: 1rem;
    font-size: 0.9rem;
  }
  
  .standard-levels {
    display: flex;
    justify-content: space-between;
    margin-top: 1.5rem;
  }
  
  .level {
    flex: 1;
    padding: 1rem;
    border-radius: 5px;
    text-align: center;
    margin: 0 0.5rem;
  }
  
  .level-low {
    background-color: rgba(52, 168, 83, 0.1);
  }
  
  .level-medium {
    background-color: rgba(251, 188, 5, 0.1);
  }
  
  .level-high {
    background-color: rgba(234, 67, 53, 0.1);
  }
  
  .level-critical {
    background-color: rgba(234, 67, 53, 0.2);
  }
  
  .level-label {
    font-weight: 600;
    margin-bottom: 0.5rem;
  }
  
  .level-value {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
  }
  
  .level-desc {
    font-size: 0.8rem;
    color: var(--text-muted);
  }
  
  /* 比较部分样式 */
  .accuracy-chart .chart-container {
    margin-top: 2rem;
  }
  
  .chart-bar-wrapper {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
  }
  
  .chart-label {
    width: 120px;
    text-align: right;
    padding-right: 1rem;
    font-weight: 500;
  }
  
  .chart-bar {
    flex: 1;
    height: 30px;
    background-color: #e9ecef;
    border-radius: 5px;
    position: relative;
    overflow: hidden;
  }
  
  .chart-value {
    height: 100%;
    background-color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding-right: 10px;
  }
  
  .chart-note {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-align: right;
  }
  
  .radar-item {
    margin-bottom: 2rem;
  }
  
  .radar-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 1rem;
  }
  
  .radar-title {
    font-weight: 600;
  }
  
  .radar-unit {
    color: var(--text-muted);
    font-size: 0.9rem;
  }
  
  .radar-list {
    list-style-position: inside;
    padding-left: 0;
  }
  
  .radar-list li {
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
  }
  
  .radar-list li i {
    margin-right: 0.8rem;
  }
  
  .radar-grid {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
  }
  
  .grid-item {
    flex: 1;
    padding: 1rem;
    border-radius: 5px;
  }
  
  .grid-label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.8rem;
    text-align: center;
  }
  
  .grid-item ul {
    padding-left: 1.5rem;
    margin-bottom: 0;
  }
  
  .grid-item.high {
    background-color: rgba(52, 168, 83, 0.1);
  }
  
  .grid-item.medium {
    background-color: rgba(251, 188, 5, 0.1);
  }
  
  .grid-item.premium {
    background-color: rgba(66, 133, 244, 0.1);
  }
  
  /* 策略部分样式 */
  .strategy-list {
    margin-top: 2rem;
  }
  
  .strategy-item {
    display: flex;
    margin-bottom: 2.5rem;
  }
  
  .strategy-icon {
    width: 60px;
    height: 60px;
    min-width: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(66, 133, 244, 0.1);
    border-radius: 50%;
    margin-right: 1.5rem;
  }
  
  .strategy-icon i {
    font-size: 1.8rem;
    color: var(--primary-color);
  }
  
  .strategy-content h4 {
    font-weight: 600;
    margin-bottom: 1rem;
  }
  
  .strategy-example {
    margin-top: 1rem;
    background-color: #f8f9fa;
    border-radius: 5px;
    padding: 1rem;
  }
  
  .example-header {
    margin-bottom: 0.8rem;
  }
  
  .example-before {
    padding: 0.8rem;
    background-color: rgba(234, 67, 53, 0.1);
    border-radius: 5px;
    margin-bottom: 0.8rem;
    font-size: 0.9rem;
  }
  
  .example-after {
    padding: 0.8rem;
    background-color: rgba(52, 168, 83, 0.1);
    border-radius: 5px;
    font-size: 0.9rem;
  }
  
  .strategy-tips ul {
    margin-bottom: 0;
    padding-left: 1.2rem;
  }
  
  .service-box {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1.5rem;
  }
  
  .service-box-item {
    padding: 1.2rem;
    background-color: #f8f9fa;
    border-radius: 5px;
    text-align: center;
  }
  
  .service-box-item i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 0.8rem;
  }
  
  .service-box-item h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
  }
  
  .service-box-item p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
  }
  
  .success-rate {
    background-color: #f8f9fa;
    padding: 1.5rem;
    border-radius: 5px;
  }
  
  .success-stats {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin: 1.5rem 0;
  }
  
  .success-percentage {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1;
  }
  
  .success-desc {
    font-size: 0.9rem;
    color: var(--text-muted);
  }
  
  .subject-tips {
    margin-top: 1.5rem;
  }
  
  .subject-row {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
  }
  
  .subject-item {
    flex: 1;
    min-width: 250px;
    background-color: #f8f9fa;
    border-radius: 5px;
    padding: 1.5rem;
  }
  
  .subject-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(66, 133, 244, 0.1);
    border-radius: 50%;
    margin: 0 auto 1rem;
  }
  
  .subject-icon i {
    font-size: 1.8rem;
    color: var(--primary-color);
  }
  
  .subject-item h4 {
    text-align: center;
    font-weight: 600;
    margin-bottom: 1rem;
  }
  
  .subject-item ul {
    padding-left: 1.2rem;
    margin-bottom: 0;
  }
  
  .subject-item li {
    margin-bottom: 0.5rem;
  }
  
  /* FAQ部分样式 */
  .accordion-button:not(.collapsed) {
    color: var(--primary-color);
    background-color: rgba(66, 133, 244, 0.05);
    box-shadow: none;
  }
  
  .accordion-button:focus {
    box-shadow: none;
    border-color: rgba(66, 133, 244, 0.5);
  }
  
  .accordion-item {
    border-radius: 5px;
    overflow: hidden;
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
  }
  
  /* 用户评价部分 */
  .testimonial-card {
    background-color: white;
    border-radius: 10px;
    padding: 1.5rem;
    box-shadow: var(--box-shadow);
    height: 100%;
    transition: var(--transition);
  }
  
  .testimonial-card:hover {
    transform: translateY(-5px);
  }
  
  .testimonial-header {
    display: flex;
    align-items: center;
    margin-bottom: 1.5rem;
  }
  
  .avatar {
    width: 50px;
    height: 50px;
    background-color: rgba(66, 133, 244, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1rem;
  }
  
  .avatar i {
    font-size: 1.5rem;
    color: var(--primary-color);
  }
  
  .user-info h4 {
    margin-bottom: 0.2rem;
    font-weight: 600;
  }
  
  .user-info p {
    margin-bottom: 0;
    font-size: 0.9rem;
    color: var(--text-muted);
  }
  
  .testimonial-stars {
    margin-bottom: 1rem;
  }
  
  .testimonial-stars i {
    color: #fbbc05;
    margin-right: 0.2rem;
  }
  
  .testimonial-text {
    font-style: italic;
    margin-bottom: 1.5rem;
  }
  
  .testimonial-meta {
    display: flex;
    justify-content: space-between;
    border-top: 1px solid var(--border-color);
    padding-top: 1rem;
    font-size: 0.85rem;
    color: var(--text-muted);
  }
  
  .meta-item {
    display: flex;
    align-items: center;
  }
  
  .meta-item i {
    margin-right: 0.5rem;
  }
  
  /* 合作伙伴部分 */
  .partners-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2rem;
  }
  
  .partner-item {
    width: 150px;
    height: 150px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background-color: white;
    border-radius: 10px;
    box-shadow: var(--box-shadow);
    padding: 1rem;
    transition: var(--transition);
  }
  
  .partner-item:hover {
    transform: translateY(-5px);
  }
  
  .partner-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
  }
  
  .partner-name {
    font-weight: 600;
    text-align: center;
  }
  
  .academic-partners {
    margin-top: 3rem;
  }
  
  .academic-partners-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2rem;
    margin-top: 1.5rem;
  }
  
  .academic-partner {
    display: flex;
    align-items: center;
    background-color: white;
    border-radius: 30px;
    padding: 0.8rem 1.5rem;
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
  }
  
  .academic-partner i {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-right: 0.8rem;
  }
  
  /* CTA部分 */
  .cta {
    background-color: white;
  }
  
  .cta-box {
    background-color: #f8f9fa;
    border-radius: 10px;
    padding: 3rem;
    box-shadow: var(--box-shadow);
  }
  
  .cta-features {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 2rem;
  }
  
  .cta-feature {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  
  .cta-feature i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
  }
  
  /* 页脚部分 */
  .footer {
    background-color: var(--dark-color);
    color: white;
  }
  
  .footer-title {
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: white;
  }
  
  .footer-about p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 1.5rem;
  }
  
  .contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 0.8rem;
    color: rgba(255, 255, 255, 0.8);
  }
  
  .contact-item i {
    margin-right: 1rem;
    color: var(--primary-color);
  }
  
  .footer-links {
    list-style: none;
    padding-left: 0;
  }
  
  .footer-links li {
    margin-bottom: 0.8rem;
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
  }
  
  .footer-links li:hover {
    color: white;
    transform: translateX(5px);
  }
  
  .footer-divider {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
  }
  
  .footer-info p, .footer-statement p {
    margin-bottom: 0.3rem;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
  }
  
  /* 回到顶部按钮 */
  .back-to-top {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: white;
    border: none;
    box-shadow: var(--box-shadow);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 999;
    opacity: 0;
    transition: var(--transition);
  }
  
  .back-to-top.show {
    opacity: 1;
  }
  
  /* 浮动功能按钮 */
  .floating-buttons {
    position: fixed;
    left: 20px;
    bottom: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    z-index: 999;
  }
  
  .floating-button {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background-color: white;
    color: var(--primary-color);
    border: 1px solid var(--border-color);
    box-shadow: var(--box-shadow);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    position: relative;
    transition: var(--transition);
  }
  
  .floating-button:hover {
    background-color: var(--primary-color);
    color: white;
  }
  
  .favorite-count, .like-count {
    position: absolute;
    top: -5px;
    right: -5px;
    background-color: var(--danger-color);
    color: white;
    border-radius: 10px;
    font-size: 0.7rem;
    padding: 0.1rem 0.4rem;
  }
  
  /* 响应式调整 */
  @media (max-width: 992px) {
    .banner-icon i {
      font-size: 6rem;
    }
    
    .animated-circle {
      width: 120px;
      height: 120px;
    }
    
    .chart-label {
      width: 100px;
    }
    
    .standard-levels {
      flex-wrap: wrap;
    }
    
    .level {
      flex: 1 0 45%;
      margin-bottom: 1rem;
    }
    
    .strategy-item {
      flex-direction: column;
    }
    
    .strategy-icon {
      margin: 0 auto 1.5rem;
    }
    
    .cta-box {
      padding: 2rem;
    }
  }
  
  @media (max-width: 768px) {
    .banner-stats {
      flex-direction: column;
      gap: 1rem;
    }
    
    .radar-grid {
      flex-direction: column;
    }
    
    .grid-item {
      margin-bottom: 1rem;
    }
    
    .chart-bar-wrapper {
      flex-direction: column;
      align-items: flex-start;
    }
    
    .chart-label {
      width: 100%;
      text-align: left;
      margin-bottom: 0.5rem;
    }
    
    .cta-features {
      flex-wrap: wrap;
      gap: 1rem;
    }
    
    .cta-feature {
      flex: 1 0 45%;
    }
    
    .partner-item {
      width: 120px;
      height: 120px;
    }
    
    .academic-partners-list {
      gap: 1rem;
    }
    
    .academic-partner {
      padding: 0.5rem 1rem;
      font-size: 0.9rem;
    }
  }
  
  @media (max-width: 576px) {
    .banner h1 {
      font-size: 2rem;
    }
    
    .service-card {
      padding: 1.5rem;
    }
    
    .standard-levels {
      flex-direction: column;
    }
    
    .level {
      flex: 1 0 100%;
      margin: 0 0 1rem 0;
    }
    
    .cta-buttons {
      flex-direction: column;
      gap: 1rem;
    }
    
    .cta-box {
      padding: 1.5rem;
    }
    
    .floating-buttons {
      left: 10px;
      bottom: 10px;
    }
  }
  
  
  

		/* 全局差异化配色，替换竞品蓝色，学术青绿色主调 */
		:root{
			--primary:#028668;
			--primary-light:#e6f7f2;
			--success:#28a745;
			--warning:#f07c22;
			--gray-bg:#f8fafa;
		}
		.text-primary{color:#212529!important;}
		.bg-primary{background-color:var(--primary)!important;}
		.btn-primary{background-color:var(--primary);border-color:var(--primary);}
		.btn-outline-primary{color:var(--primary);border-color:var(--primary);}
		.btn-outline-primary:hover{background-color:var(--primary);color:#fff;}
		.table-primary{background-color:var(--primary-light);}
		.alert-warning{background:#fff3e8;border-color:#ffd8bb;}
		.section-header p{color:#555;max-width:700px;margin:0 auto;}
		.card{border-radius:12px!important;}
		.navbar{border-bottom:1px solid #eee;}
		.cta-box{border-radius:16px;background:linear-gradient(135deg,var(--primary-light),#ffffff);}



<!-- 配套动画CSS，粘贴到页面<head>内的<style>标签里 -->

/* Banner容器基础定位 */
.banner-icon {
	width: 180px;
	height: 180px;
	position: relative;
	display: inline-block;
}
/* AI图片呼吸缩放动画 */
.banner-ai-icon {
	animation: aiPulse 2.5s ease-in-out infinite;
}
@keyframes aiPulse {
	0%,100% {opacity:1;transform:scale(1);}
	50% {opacity:0.85;transform:scale(1.06);}
}
/* 外圈旋转扫描环 */
.banner-scan-ring {
	position: absolute;
	top: 50%;
	left: 50%;
	width: 170px;
	height: 170px;
	margin: -85px 0 0 -85px;
	border: 2px dashed var(--primary);
	border-radius: 50%;
	opacity: 0.6;
	animation: scanRotate 8s linear infinite;
}
@keyframes scanRotate {
	0% {transform: translate(-50%,-50%) rotate(0deg);}
	100% {transform: translate(-50%,-50%) rotate(360deg);}
}
/* 四角闪动光点通用样式 */
.banner-dot {
	position: absolute;
	width: 10px;
	height: 10px;
	border-radius: 50%;
	background: var(--primary);
	box-shadow: 0 0 12px var(--primary);
	animation: dotBlink 1.5s ease-in-out infinite;
}
/* 四个光点分别定位+不同延时，实现随机闪烁效果 */
.banner-dot-1 {top:10%;left:50%;transform:translateX(-50%);animation-delay:0s;}
.banner-dot-2 {top:50%;right:8%;transform:translateY(-50%);animation-delay:0.4s;}
.banner-dot-3 {bottom:12%;left:50%;transform:translateX(-50%);animation-delay:0.8s;}
.banner-dot-4 {top:50%;left:8%;transform:translateY(-50%);animation-delay:1.2s;}
@keyframes dotBlink {
	0%,100% {opacity:0.2;transform:scale(1);}
	50% {opacity:1;transform:scale(1.6);}
}