:root {
    --primary: #05f;
    --secondary: #495057;
    --success: #3cd278;
    --info: #17a2b8;
    --warning: #ffc837;
    --danger: #f0323c;
    --light: #f4f5f7;
    --dark: #343a40;
    --font-family: 'Be Vietnam Pro', sans-serif;
  }

  body {
    font-family: var(--font-family);
    line-height: 1.5;
    color: #495057;
    overflow-x: hidden;
    background-color: #fff;
  }

  /* 现代化按钮样式 */
  .btn {
    padding: 0.6rem 1rem;
    border-radius: 0.5rem;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
  }

  .btn::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: 0.5s;
  }

  .btn:hover::after {
    left: 100%;
  }

  .btn-secondary {
    background: var(--primary);
    border-color: var(--primary);
    box-shadow: 0 4px 15px rgba(0,85,255,0.2);
  }

  .btn-danger {
    background: var(--danger);
    border-color: var(--danger);
    box-shadow: 0 4px 15px rgba(240,50,60,0.2);
  }

  .btn-success {
    background: var(--success);
    border-color: var(--success);
    box-shadow: 0 4px 15px rgba(60,210,120,0.2);
  }

  /* 卡片样式现代化 */
  .card {
    border: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 1rem;
    background: #fff;
    overflow: hidden;
    height: 100%;
  }

  .card-body {
    padding: 1.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    min-height: 80px;
  }

  .card:hover {
    transform: translateY(-5px);
    box-shadow: 0 1rem 3rem rgba(52,58,64,0.15);
  }

  .card .d-flex {
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
  }

  .card h5 {
    margin: 0;
    font-size: 1rem;
    font-weight: 500;
  }

  /* 标题样式优化 */
  .hero-title {
    font-weight: 700;
    font-size: 3rem;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    background: linear-gradient(45deg, #05f, #3cd278);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
  }

  /* 图标容器美化 */
  .avatar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 1rem;
    background: rgba(0,85,255,0.1);
    transition: all 0.3s ease;
    margin: 0 !important;
  }

  .avatar:hover {
    transform: rotate(15deg);
  }

  .avatar-sm {
    width: 2.5rem;
    height: 2.5rem;
  }

  .icon-xs {
    width: 1.25rem;
    height: 1.25rem;
  }

  .flex-shrink-0 {
    margin-right: 0 !important;
  }

  /* 统计数字动画 */
  .display-3 {
    font-weight: 700;
    font-size: 2.5rem;
    line-height: 1.2;
    background: linear-gradient(45deg, var(--primary), var(--success));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    transition: all 0.3s ease;
    margin-bottom: 0.5rem;
  }

  .display-3:hover {
    transform: scale(1.05);
  }

  /* 统计数字下方的文字样式 */
  .display-3 + p {
    font-size: 0.875rem;
    color: #6c757d;
    margin-bottom: 0;
  }

  /* 统计数字容器样式 */
  .mt-5.row .col-md-2 {
    text-align: center;
    padding: 1rem;
  }

  /* Hero 区域优化 */
  .hero-13 {
    position: relative;
    overflow: hidden;
  }

  .hero-13::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background: linear-gradient(45deg, rgba(0,85,255,0.03) 0%, rgba(60,210,120,0.03) 100%);
    z-index: -1;
  }

  .hero-13 .hero-right .img-container {
    background: #fff;
    border-radius: 1rem;
    box-shadow: 0 1rem 3rem rgba(52,58,64,0.1);
    min-width: 160%;
    padding: 0.5rem;
    position: relative;
    z-index: 1;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  }

  .hero-13 .hero-right .img-container:hover {
    transform: translateY(-10px) rotate(2deg);
    box-shadow: 0 2rem 5rem rgba(52,58,64,0.15);
  }

  /* 动画效果增强 */
  .btn-pulse {
    animation: pulse 2s infinite;
    transform-origin: center;
    box-shadow: 0 0 0 rgba(0,85,255,0.4);
  }
  
  @keyframes pulse {
    0% {
      transform: scale(1);
      box-shadow: 0 0 0 0 rgba(0,85,255,0.4);
    }
    70% {
      transform: scale(1.05);
      box-shadow: 0 0 0 15px rgba(0,85,255,0);
    }
    100% {
      transform: scale(1);
      box-shadow: 0 0 0 0 rgba(0,85,255,0);
    }
  }

  /* 文字扫光效果增强 */
  .shine-text {
    position: relative;
    display: inline-block;
    background: linear-gradient(
      90deg,
      #000 0%,
      #333 45%,
      #666 50%,
      #333 55%,
      #000 100%
    );
    background-size: 200% 100%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: subtle-shine 4s ease-in-out infinite;
  }

  @keyframes subtle-shine {
    0% { background-position: 200% center; }
    50% { background-position: -100% center; }
    100% { background-position: 200% center; }
  }

  /* Features 区域美化 */
  .features-3 {
    position: relative;
  }

  .features-3::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background: linear-gradient(180deg, rgba(244,245,247,0.5) 0%, rgba(244,245,247,0) 100%);
    z-index: -1;
  }

  .features-3 .img-content {
    position: relative;
    border-radius: 1rem;
    overflow: hidden;
    transition: all 0.5s ease;
  }

  .features-3 .img-content:hover {
    transform: scale(1.02);
  }

  .features-3 .img-content img {
    transition: all 0.5s ease;
  }

  .features-3 .img-content:hover img {
    transform: scale(1.1);
  }

  /* Badge 样式优化 */
  .badge {
    padding: 0.5em 1em;
    font-weight: 500;
    letter-spacing: 0.5px;
  }

  .badge-soft-primary {
    color: var(--primary);
    background: rgba(0,85,255,0.1);
    border: 1px solid rgba(0,85,255,0.1);
  }

  .badge-soft-info {
    color: var(--info);
    background: rgba(23,162,184,0.1);
    border: 1px solid rgba(23,162,184,0.1);
  }

  /* 阴影效果优化 */
  .shadow-sm {
    box-shadow: 0 0.125rem 0.25rem rgba(52,58,64,0.075) !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  }

  .shadow-sm:hover {
    box-shadow: 0 1rem 3rem rgba(52,58,64,0.15) !important;
  }

  /* 响应式优化 */
  @media (max-width: 1024px) {
    .hero-title {
      font-size: 2.5rem;
    }
    .hero-13 .hero-right .img-container {
      min-width: 100%;
    }
    .container {
      margin-top: 1rem !important;
    }
  }

  @media (max-width: 768px) {
    .hero-title {
      font-size: 2rem;
    }
    .pt-7 { padding-top: 4rem !important; }
    .pt-lg-8 { padding-top: 5rem !important; }
    .display-4 { font-size: 2rem; }
    .display-5 { font-size: 1.75rem; }
    .card-body {
      padding: 1rem;
      min-height: 70px;
    }
    
    .avatar-sm {
      width: 2.25rem;
      height: 2.25rem;
    }

    .icon-xs {
      width: 1rem;
      height: 1rem;
    }

    .display-3 {
      font-size: 2rem;
    }
    .display-3 + p {
      font-size: 0.75rem;
    }
  }

  /* 特点部分布局优化 */
  .mt-5.row {
    gap: 1rem 0;
  }

  .mt-5.row > div {
    margin-bottom: 0;
  }

  /* 波浪式阅读动画 */
  .reading-char {
    display: inline-block;
    opacity: 0.5;
    transition: all 0.2s ease;
    transform: translateY(0);
  }

  .reading-char.active {
    opacity: 1;
    color: #05f;
    transform: translateY(-5px);
  }

  #animated-text {
    font-size: 1rem;
    line-height: 2;
    letter-spacing: 1px;
  }

  @media (max-width: 768px) {
    #animated-text {
      font-size: 0.9rem;
      line-height: 1.8;
    }
  }
/* 自定义紫色按钮 */
.btn-purple {
  background-color: #800080;
  color: #fff;
  border-color: #800080;
}

.btn-purple:hover {
  background-color: #6a006a;
  color: #fff;
  border-color: #6a006a;
}

/* 自定义粉色按钮 */
.btn-pink {
  background-color: #ff69b4;
  color: #fff;
  border-color: #ff69b4;
}

.btn-pink:hover {
  background-color: #ff1493;
  color: #fff;
  border-color: #ff1493;
}

/* 自定义橙色按钮 */
.btn-orange {
  background-color: #ffa500;
  color: #fff;
  border-color: #ffa500;
}

.btn-orange:hover {
  background-color: #6c757d;
  color: #fff;
  border-color: #6c757d;
}
/* 8. 缩放效果：按钮轻微放大缩小 */
.btn-scale {
  animation: scale 1s infinite;
}

@keyframes scale {
  0%, 100% {
    transform: scale(1); /* 初始大小 */
  }
  50% {
    transform: scale(1.1); /* 放大 10% */
  }
}