/* ========================================
   废电机回收设备网�?- 主题样式配置
   适用于电机拆解、转子定子破碎分选等回收设备
   ======================================== */

/* CSS自定义属�?- 主题颜色配置 */
:root {
    /* 主品牌色 - 工业�?*/
    --motor-primary: #1e3a8a;        /* 深蓝�?- 专业可靠 */
    --motor-primary-light: #3b82f6;  /* 亮蓝�?- 科技�?*/
    --motor-primary-dark: #1e40af;   /* 深蓝�?- 稳重 */
    
    /* 辅助�?- 环保�?*/
    --motor-secondary: #059669;      /* 环保�?- 可持续发�?*/
    --motor-secondary-light: #10b981; /* 亮绿�?- 生机活力 */
    --motor-secondary-dark: #047857;  /* 深绿�?- 稳定 */
    
    /* 强调�?- 工业�?*/
    --motor-accent: #ea580c;         /* 工业�?- 活力警示 */
    --motor-accent-light: #f97316;   /* 亮橙�?- 醒目 */
    --motor-accent-dark: #c2410c;    /* 深橙�?- 沉稳 */
    
    /* 中性色�?*/
    --motor-gray-50: #f8fafc;        /* 极浅�?- 背景�?*/
    --motor-gray-100: #f1f5f9;       /* 浅灰 - 卡片背景 */
    --motor-gray-200: #e2e8f0;       /* 浅灰 - 边框 */
    --motor-gray-300: #cbd5e1;       /* 中浅�?- 分割�?*/
    --motor-gray-400: #94a3b8;       /* 中灰 - 次要文字 */
    --motor-gray-500: #64748b;       /* 灰色 - 辅助文字 */
    --motor-gray-600: #475569;       /* 深灰 - 正文 */
    --motor-gray-700: #334155;       /* 深灰 - 标题 */
    --motor-gray-800: #1e293b;       /* 很深�?- 主标�?*/
    --motor-gray-900: #0f172a;       /* 极深�?- 重要文字 */
    
    /* 功能�?*/
    --motor-success: #22c55e;        /* 成功�?*/
    --motor-warning: #f59e0b;        /* 警告�?*/
    --motor-danger: #ef4444;         /* 危险�?*/
    --motor-info: #3b82f6;           /* 信息�?*/
    
    /* 字体配置 */
    --motor-font-family-base: 'Roboto', 'Noto Sans SC', sans-serif;  /* 主字�?*/
    --motor-font-family-mono: 'Montserrat', 'Noto Sans SC', sans-serif;  /* 标题字体 */
    
    
    /* 字号层级 - 基于1.25倍比�?*/
    --motor-text-xs: 0.75rem;        /* 12px - 标签、注�?*/
    --motor-text-sm: 0.875rem;       /* 14px - 辅助文字 */
    --motor-text-base: 1rem;         /* 16px - 正文 */
    --motor-text-lg: 1.125rem;       /* 18px - 大正�?*/
    --motor-text-xl: 1.25rem;        /* 20px - 小标�?*/
    --motor-text-2xl: 1.5rem;        /* 24px - 中标�?*/
    --motor-text-3xl: 1.875rem;      /* 30px - 大标�?*/
    --motor-text-4xl: 2.25rem;       /* 36px - 特大标题 */
    --motor-text-5xl: 3rem;          /* 48px - 超大标题 */
    
    /* 字重 */
    --motor-font-weight-light: 300;
    --motor-font-weight-normal: 400;
    --motor-font-weight-medium: 500;
    --motor-font-weight-semibold: 600;
    --motor-font-weight-bold: 700;
    --motor-font-weight-extrabold: 800;
    
    /* 行高 */
    --motor-line-height-tight: 1.25;
    --motor-line-height-snug: 1.375;
    --motor-line-height-normal: 1.5;
    --motor-line-height-relaxed: 1.625;
    --motor-line-height-loose: 2;
    
    /* 圆角 */
    --motor-radius-sm: 0.25rem;      /* 4px */
    --motor-radius: 0.375rem;        /* 6px */
    --motor-radius-md: 0.5rem;       /* 8px */
    --motor-radius-lg: 0.75rem;      /* 12px */
    --motor-radius-xl: 1rem;         /* 16px */
    --motor-radius-2xl: 1.5rem;      /* 24px */
    --motor-radius-full: 9999px;     /* 圆形 */
    
    /* 阴影 */
    --motor-shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --motor-shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --motor-shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --motor-shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --motor-shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);

  /* 过渡动画 */
    --motor-transition-fast: 150ms ease-in-out;
    --motor-transition-normal: 250ms ease-in-out;
    --motor-transition-slow: 350ms ease-in-out;
    
    /* 间距倍数 - 基于8px网格 */
    --motor-spacing-1: 0.25rem;      /* 4px */
    --motor-spacing-2: 0.5rem;       /* 8px */
    --motor-spacing-3: 0.75rem;      /* 12px */
    --motor-spacing-4: 1rem;         /* 16px */
    --motor-spacing-5: 1.25rem;      /* 20px */
    --motor-spacing-6: 1.5rem;       /* 24px */
    --motor-spacing-8: 2rem;         /* 32px */
    --motor-spacing-10: 2.5rem;      /* 40px */
    --motor-spacing-12: 3rem;        /* 48px */
    --motor-spacing-16: 4rem;        /* 64px */
    --motor-spacing-20: 5rem;        /* 80px */
    --motor-spacing-24: 6rem;        /* 96px */
  }
  
  /* 基础字体设置 */
  body {
    font-family: var(--motor-font-family-base);
    font-size: var(--motor-text-base);
    line-height: var(--motor-line-height-normal);
    color: var(--motor-gray-700);
    font-weight: var(--motor-font-weight-normal);
  }
  p{
    font-family: var(--motor-font-family-base);
  }
  /* 标题字体层级 */
  h1, .motor-h1 {
    font-size: var(--motor-text-4xl);
    font-weight: var(--motor-font-weight-bold);
    line-height: var(--motor-line-height-tight);
    color: var(--motor-gray-800);
  }
  
  h2, .motor-h2 {
    font-size: var(--motor-text-3xl);
    font-weight: var(--motor-font-weight-semibold);
    line-height: var(--motor-line-height-tight);
    color: var(--motor-gray-800);
  }
  
  h3, .motor-h3 {
    font-size: var(--motor-text-2xl);
    font-weight: var(--motor-font-weight-semibold);
    line-height: var(--motor-line-height-snug);
    color: var(--motor-gray-700);
  }
  
  h4, .motor-h4 {
    font-size: var(--motor-text-xl);
    font-weight: var(--motor-font-weight-medium);
    line-height: var(--motor-line-height-snug);
    color: var(--motor-gray-700);
  }
  
  h5, .motor-h5 {
    font-size: var(--motor-text-lg);
    font-weight: var(--motor-font-weight-medium);
    line-height: var(--motor-line-height-normal);
    color: var(--motor-gray-600);
  }
  
  h6, .motor-h6 {
    font-size: var(--motor-text-base);
    font-weight: var(--motor-font-weight-medium);
    line-height: var(--motor-line-height-normal);
    color: var(--motor-gray-600);
  }
  
  /* 链接样式 */
  a {
    color: var(--motor-primary);
    text-decoration: none;
    transition: color var(--motor-transition-fast);
  }
  
  a:hover {
    color: var(--motor-primary-dark);
  }
  p img{
    max-width: 100%;
    height: auto;
  }
  /* 自定义工具类 - 主题色彩 */
  .motor-text-primary { color: var(--motor-primary) !important; }
  .motor-text-secondary { color: var(--motor-secondary) !important; }
  .motor-text-accent { color: var(--motor-accent) !important; }
  
  .motor-bg-primary { background-color: var(--motor-primary) !important; }
  .motor-bg-secondary { background-color: var(--motor-secondary) !important; }
  .motor-bg-accent { background-color: var(--motor-accent) !important; }
  
  .motor-border-primary { border-color: var(--motor-primary) !important; }
  .motor-border-secondary { border-color: var(--motor-secondary) !important; }
  .motor-border-accent { border-color: var(--motor-accent) !important; }
  
  /* 自定义工具类 - 字体大小 */
  .motor-text-xs { font-size: var(--motor-text-xs) !important; }
  .motor-text-sm { font-size: var(--motor-text-sm) !important; }
  .motor-text-lg { font-size: var(--motor-text-lg) !important; }
  .motor-text-xl { font-size: var(--motor-text-xl) !important; }
  .motor-text-2xl { font-size: var(--motor-text-2xl) !important; }
  .motor-text-3xl { font-size: var(--motor-text-3xl) !important; }
  .motor-text-4xl { font-size: var(--motor-text-4xl) !important; }
  .motor-text-5xl { font-size: var(--motor-text-5xl) !important; }
  
  /* 自定义工具类 - 字重 */
  .motor-font-light { font-weight: var(--motor-font-weight-light) !important; }
  .motor-font-medium { font-weight: var(--motor-font-weight-medium) !important; }
  .motor-font-semibold { font-weight: var(--motor-font-weight-semibold) !important; }
  .motor-font-bold { font-weight: var(--motor-font-weight-bold) !important; }
  .motor-font-extrabold { font-weight: var(--motor-font-weight-extrabold) !important; }
  
  /* 自定义工具类 - 行高 */
  .motor-leading-tight { line-height: var(--motor-line-height-tight) !important; }
  .motor-leading-snug { line-height: var(--motor-line-height-snug) !important; }
  .motor-leading-relaxed { line-height: var(--motor-line-height-relaxed) !important; }
  .motor-leading-loose { line-height: var(--motor-line-height-loose) !important; }
  
  /* 自定义按钮样�?- 补充Bootstrap */
  .btn-motor-primary {
    background-color: var(--motor-primary);
    border-color: var(--motor-primary);
  color: white;
    font-weight: var(--motor-font-weight-medium);
    border-radius: var(--motor-radius);
    transition: all var(--motor-transition-fast);
  }
  
  .btn-motor-primary:hover {
    background-color: var(--motor-primary-dark);
    border-color: var(--motor-primary-dark);
  color: white;
    transform: translateY(-1px);
  }
  
  .btn-motor-secondary {
    background-color: var(--motor-secondary);
    border-color: var(--motor-secondary);
  color: white;
    font-weight: var(--motor-font-weight-medium);
    border-radius: var(--motor-radius);
    transition: all var(--motor-transition-fast);
  }
  
  .btn-motor-secondary:hover {
    background-color: var(--motor-secondary-dark);
    border-color: var(--motor-secondary-dark);
  color: white;
    transform: translateY(-1px);
  }
  
  .btn-motor-accent {
    background-color: var(--motor-accent);
    border-color: var(--motor-accent);
  color: white;
    font-weight: var(--motor-font-weight-medium);
    border-radius: var(--motor-radius);
    transition: all var(--motor-transition-fast);
  }
  
  .btn-motor-accent:hover {
    background-color: var(--motor-accent-dark);
    border-color: var(--motor-accent-dark);
  color: white;
    transform: translateY(-1px);
  }
  
  /* 自定义卡片样�?*/
  .motor-card {
    background: white;
    border-radius: var(--motor-radius-lg);
    box-shadow: var(--motor-shadow);
    border: 1px solid var(--motor-gray-200);
    transition: all var(--motor-transition-normal);
  }
  
  .motor-card:hover {
    box-shadow: var(--motor-shadow-lg);
    transform: translateY(-2px);
  }
  
  /* 自定义渐变背�?*/
  .motor-gradient-primary {
    background: linear-gradient(135deg, var(--motor-primary) 0%, var(--motor-primary-light) 100%);
  }
  
  .motor-gradient-secondary {
    background: linear-gradient(135deg, var(--motor-secondary) 0%, var(--motor-secondary-light) 100%);
  }
  
  .motor-gradient-accent {
    background: linear-gradient(135deg, var(--motor-accent) 0%, var(--motor-accent-light) 100%);
  }
  
  /* 工业风格装饰�?*/
  .motor-divider {
    height: 2px;
    background: linear-gradient(90deg, var(--motor-primary) 0%, var(--motor-secondary) 50%, var(--motor-accent) 100%);
  border: none;
    margin: var(--motor-spacing-6) 0;
  }
  
  /* SEO友好的隐藏文本类 */
  .motor-sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
  }

  /* ========================================
     导航栏样�?     ======================================== */

  /* 顶部信息栏样�?*/
  .motor-top-bar {
    background-color: var(--motor-primary);
  color: white;
    font-size: var(--motor-text-sm);
    padding: 0.5rem 0;
  }

  .motor-top-bar a {
    color: white;
    text-decoration: none;
    transition: color var(--motor-transition-fast);
  }

  .motor-top-bar a:hover {
    color: rgba(255, 255, 255, 0.8);
  }

  .motor-social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    transition: all var(--motor-transition-fast);
    margin-left: 0.5rem;
    color: white;
    text-decoration: none;
  }

  .motor-social-links a:hover {
    background-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
    color: white;
  }

  /* 主导航栏样式 */
  .motor-header {
    background-color: white;
    box-shadow: var(--motor-shadow);
    position: relative;
    z-index: 1030;
    transition: all var(--motor-transition-normal);
  }

  /* 滚动固定状态样�?*/
  .motor-header.motor-header-fixed {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--motor-shadow-lg);
    animation: slideDown 0.3s ease-out;
  }

  .motor-header.motor-header-fixed .motor-top-bar {
    display: none !important;
  }



  /* 滑入动画 */
  @keyframes slideDown {
    from {
      transform: translateY(-100%);
      opacity: 0;
    }
    to {
      transform: translateY(0);
      opacity: 1;
    }
  }

  .motor-navbar {
    background-color: white;
    padding: 0;
  }

  .motor-navbar .navbar-brand {
    padding: 0.75rem 0;
  }

  .motor-navbar .navbar-brand img {
    height: 40px;
    width: auto;
  }

  .motor-navbar .nav-link {
    color: var(--motor-gray-700);
    font-weight: var(--motor-font-weight-medium);
    padding: 1.2rem 1rem;
    position: relative;
    transition: color var(--motor-transition-fast);
    font-size: var(--motor-text-base);
  }

  .motor-navbar .nav-link:hover,
  .motor-navbar .nav-link.active {
    color: var(--motor-primary);
  }



  /* 下拉菜单样式 */
  .motor-navbar .dropdown-menu {
    border: none;
    border-radius: var(--motor-radius);
    box-shadow: var(--motor-shadow-lg);
    padding: 0.5rem 0;
    margin-top: 0;
    min-width: 220px;
  }

  .motor-navbar .dropdown-item {
    color: var(--motor-gray-600);
    padding: 0.7rem 1.5rem;
    transition: all var(--motor-transition-fast);
    font-size: var(--motor-text-sm);
  }

  .motor-navbar .dropdown-item:hover,
  .motor-navbar .dropdown-item:focus {
    color: var(--motor-primary);
    background-color: var(--motor-gray-100);
  }

  .motor-navbar .dropdown-header {
    color: var(--motor-primary);
    font-weight: var(--motor-font-weight-semibold);
    text-transform: uppercase;
  letter-spacing: 0.5px;
    padding: 0.5rem 1.5rem;
    font-size: var(--motor-text-xs);
  }

  .motor-navbar .dropdown-divider {
    margin: 0.5rem 0;
    border-color: var(--motor-gray-200);
  }

  /* 多级下拉菜单样式 */
  .motor-dropdown-submenu {
    position: relative;
  }

  .motor-dropdown-submenu > .dropdown-toggle::after {
    display: inline-block;
    margin-left: auto;
    vertical-align: 0.255em;
    content: "";
    border-top: 0.3em solid transparent;
    border-right: 0;
    border-bottom: 0.3em solid transparent;
    border-left: 0.3em solid;
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
  }

  .motor-dropdown-submenu > .motor-submenu {
    top: 0;
    left: 100%;
    margin-top: -0.5rem;
    margin-left: -1px;
    display: none;
    min-width: 200px;
    height: auto;
    max-height: none;
  }

  /* 确保三级菜单与主菜单底部对齐 */
  .motor-dropdown-submenu > .motor-submenu {
    position: absolute;
  }

  /* 为不同位置的三级菜单设置对齐方式 */
  .motor-dropdown-submenu:first-child > .motor-submenu {
    top: 0;
  }

  .motor-dropdown-submenu:last-child > .motor-submenu {
    bottom: 0;
    top: auto;
  }

  .motor-dropdown-submenu:not(:first-child):not(:last-child) > .motor-submenu {
    top: 50%;
    transform: translateY(-50%);
  }

  .motor-dropdown-submenu:hover > .motor-submenu {
    display: block;
  }

  .motor-submenu .dropdown-item {
    padding: 0.5rem 1rem;
    font-size: var(--motor-text-sm);
  }

  /* 搜索框样�?*/
  .motor-search-container {
    position: relative;
    display: flex;
    align-items: center;
  }

  .motor-search-toggle {
    color: var(--motor-gray-700);
    font-size: 1.25rem;
    transition: all var(--motor-transition-fast);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 50%;
    position: relative;
    z-index: 1050;
    background-color: white;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    box-shadow: var(--motor-shadow);
  }

  .motor-search-toggle:hover {
    color: var(--motor-primary);
    background-color: var(--motor-gray-100);
    box-shadow: var(--motor-shadow-md);
    transform: translateY(-1px);
  }

  .motor-search-form-wrapper {
    position: absolute;
    top: 50%;
    right: 50px;
    width: 0;
    height: 40px;
    overflow: hidden;
    background-color: white;
    border: 2px solid var(--motor-primary);
    border-radius: 20px;
    z-index: 1040;
    opacity: 0;
    transform: translateY(-50%);
    transition: width 0.3s ease, opacity 0.3s ease;
  }

  .motor-search-container:hover .motor-search-form-wrapper,
  .motor-search-form-wrapper:hover,
  .motor-search-form-wrapper.motor-search-active {
    width: 200px;
    padding-left: 15px;
    padding-right: 15px;
    opacity: 1;
  }

  .motor-search-form {
    height: 100%;
  }

  .motor-search-form .form-control {
    border: none;
    box-shadow: none;
    height: 100%;
    padding: 0 10px;
    font-size: var(--motor-text-sm);
    background: transparent;
    line-height: normal;
    padding-top: 0;
    padding-bottom: 0;
  }

  /* 确保搜索表单内部元素垂直居中 */
  .motor-search-form .d-flex {
    height: 100%;
    align-items: center;
  }

  /* 调整搜索表单的高度和内边距 */
  .motor-search-form-wrapper {
    display: flex;
    align-items: center;
  }
  
  .motor-search-form-wrapper.motor-search-active {
    padding: 0 15px;
  }

  /* 确保搜索按钮垂直居中 */
  .motor-search-form button {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 30px;
    width: 30px;
    padding: 0;
  }

  /* 调整移动端搜索框样式 */
  .motor-mobile-search .motor-search-form {
    display: flex;
    align-items: center;
  }

  .motor-mobile-search .form-control {
    height: 38px;
  }
  
  /* 确保移动端搜索按钮与输入框高度一致 */
  .motor-mobile-search .btn,
  .motor-mobile-search .btn-motor-primary {
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 0;
    padding-bottom: 0;
    margin-left: -1px; /* 消除可能的间隙 */
  }
  
  /* 调整输入组样式，确保输入框和按钮对齐 */
  .motor-mobile-search .input-group {
    align-items: stretch;
    height: 38px;
  }

  /* 调整placeholder文本的位置 */
  .motor-search-form .form-control::placeholder {
    position: relative;
    top: 0;
    transform: translateY(0);
  }
  
  /* 修复Firefox浏览器中的placeholder位置 */
  @-moz-document url-prefix() {
    .motor-search-form .form-control {
      display: flex;
      align-items: center;
    }
  }

  .motor-search-form .form-control:focus {
    box-shadow: none !important;
    border-color: transparent;
    outline: none;
  }

  /* 移动端导航切换按钮样�?*/
  .motor-navbar-toggler {
    border: none;
    padding: 0.25rem 0.5rem;
  }

  .motor-navbar-toggler:focus {
    box-shadow: none;
  }

  .motor-navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%2833, 37, 41, 0.75%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
  }

  /* ========================================
     Banner轮播图样�?     ======================================== */

  .motor-banner {
    position: relative;
    overflow: hidden;
    /* min-height: 80vh; */
  }

  .motor-carousel {
    position: relative;
    width: 100%;
    height: 80vh;
    overflow: hidden;
  }

  /* 背景粒子动画 */
  .motor-bg-animation {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
  }

  .motor-particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
  }

  .motor-particle:nth-child(1) {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
  }

  .motor-particle:nth-child(2) {
    top: 60%;
    left: 80%;
    animation-delay: 1s;
  }

  .motor-particle:nth-child(3) {
    top: 40%;
    left: 30%;
    animation-delay: 2s;
  }

  .motor-particle:nth-child(4) {
    top: 80%;
    left: 60%;
    animation-delay: 3s;
  }

  .motor-particle:nth-child(5) {
    top: 10%;
    left: 70%;
    animation-delay: 4s;
  }

  @keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); opacity: 0.3; }
    25% { transform: translateY(-20px) rotate(90deg); opacity: 0.8; }
    50% { transform: translateY(-10px) rotate(180deg); opacity: 0.5; }
    75% { transform: translateY(-30px) rotate(270deg); opacity: 0.9; }
  }

  /* 轮播图内容容�?*/
  .motor-carousel-inner {
    position: relative;
    width: 100%;
    height: 100%;
  }

  .motor-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 2;
    display: flex;
    align-items: center;
  }

  .motor-slide.active {
    opacity: 1;
    z-index: 3;
  }

  /* 幻灯片图片样�?*/
  .motor-slide-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    z-index: 0;
  }

  /* 背景遮罩�?*/
  .motor-slide-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(30, 58, 138, 0.8) 0%, rgba(5, 150, 105, 0.6) 50%, rgba(234, 88, 12, 0.7) 100%);
    z-index: 1;
  }

  /* 幻灯片内容样�?*/
  .motor-slide-content {
    position: relative;
    z-index: 4;
    color: white;
    animation: fadeInUp 1s ease-out 0.3s both;
    text-align: center;
    padding: 4rem 0;
  }

  .motor-slide-subtitle {
    display: inline-block;
    font-size: var(--motor-text-sm);
    font-weight: var(--motor-font-weight-medium);
    color: rgba(255, 255, 255, 0.9);
    background: rgba(255, 255, 255, 0.1);
    padding: 0.5rem 1rem;
    border-radius: var(--motor-radius-full);
    margin-bottom: 1.5rem;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
  }

  .motor-slide-title {
    font-size: var(--motor-text-5xl);
    font-weight: var(--motor-font-weight-bold);
    line-height: var(--motor-line-height-tight);
    margin-bottom: 1.5rem;
    color: white;
  }

  .motor-highlight {
    background: linear-gradient(45deg, #f97316, #fbbf24);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
  }

  .motor-slide-description {
    font-size: var(--motor-text-lg);
    line-height: var(--motor-line-height-relaxed);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
  }

  .motor-slide-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
  }

  .motor-slide-actions .btn {
    flex-shrink: 0;
    box-sizing: border-box;
  }

  /* 发光按钮效果 */
  .motor-btn-glow {
    position: relative;
    overflow: hidden;
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.5);
    transition: all var(--motor-transition-normal);
  }

  .motor-btn-glow:hover {
    box-shadow: 0 0 30px rgba(59, 130, 246, 0.8);
  transform: translateY(-2px);
  }

  .motor-btn-glow::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.6s;
  }

  .motor-btn-glow:hover::before {
    left: 100%;
  }



  /* 轮播指示�?*/
  .motor-carousel-indicators {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 1rem;
    z-index: 10;
  }

  .motor-indicator {
    background: rgba(255, 255, 255, 0.3);
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: var(--motor-radius);
    padding: 0.75rem 1.5rem;
  color: white;
    font-size: var(--motor-text-sm);
    font-weight: var(--motor-font-weight-medium);
    cursor: pointer;
    transition: all var(--motor-transition-normal);
    backdrop-filter: blur(10px);
  }

  .motor-indicator:hover,
  .motor-indicator.active {
    background: rgba(255, 255, 255, 0.2);
    border-color: white;
    transform: translateY(-2px);
  }

  .motor-indicator-label {
    display: none;
  }

  /* 轮播控制按钮 */
  .motor-carousel-control {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
  color: white;
    font-size: 1.5rem;
    cursor: pointer;
    transition: all var(--motor-transition-normal);
    backdrop-filter: blur(10px);
    z-index: 10;
  }

  .motor-carousel-prev {
    left: 30px;
  }

  .motor-carousel-next {
    right: 30px;
  }

  .motor-carousel-control:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: white;
    transform: translateY(-50%) scale(1.1);
  }



  /* 动画定义 */
  @keyframes fadeInUp {
    from {
      opacity: 0;
      transform: translateY(50px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  @keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
  }

  /* ========================================
     产品展示模块样式
     ======================================== */

  .motor-products-showcase {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    position: relative;
    overflow: hidden;
  }

  .motor-products-showcase::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="1" fill="%23cbd5e1" opacity="0.3"/></svg>') repeat;
    background-size: 50px 50px;
    pointer-events: none;
    z-index: 1;
  }

  .motor-products-showcase .container {
    position: relative;
    z-index: 2;
  }

  /* 区域标题样式 */
  .motor-section-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.5rem 1.5rem;
    background: linear-gradient(45deg, var(--motor-primary), var(--motor-primary-light));
  color: white;
    border-radius: var(--motor-radius-full);
    font-size: var(--motor-text-sm);
    font-weight: var(--motor-font-weight-medium);
    box-shadow: var(--motor-shadow-md);
    animation: pulse 2s ease-in-out infinite;
  }

  /* 产品卡片容器 */
  .motor-product-card {
    background: white;
    border-radius: var(--motor-radius-xl);
    overflow: hidden;
    box-shadow: var(--motor-shadow);
    transition: all var(--motor-transition-normal);
    position: relative;
    height: 320px;
  }

  .motor-product-card:hover,
  .col-lg-3:hover .motor-product-card,
  .col-6:hover .motor-product-card {
    transform: translateY(-8px);
    box-shadow: var(--motor-shadow-xl);
  }

  /* 产品图片容器 */
  .motor-product-image {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
  }

  .motor-product-image img {
    object-fit: cover;
    object-position: center;
    transition: transform var(--motor-transition-slow);
  }

  .motor-product-card:hover .motor-product-image img,
  .col-lg-3:hover .motor-product-image img,
  .col-6:hover .motor-product-image img {
    transform: scale(1.1);
  }



  /* 产品信息覆盖�?*/
  .motor-product-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
      to top,
      rgba(0, 0, 0, 0.9) 0%,
      rgba(0, 0, 0, 0.7) 40%,
      rgba(0, 0, 0, 0.3) 70%,
      rgba(0, 0, 0, 0) 100%
    );
    opacity: 0;
    transition: all var(--motor-transition-normal);
    display: flex;
    align-items: flex-end;
    padding: 2rem;
    z-index: 2;
  }

  .motor-product-card:hover .motor-product-overlay,
  .col-lg-3:hover .motor-product-overlay,
  .col-6:hover .motor-product-overlay {
    opacity: 1;
  }

  /* 产品信息内容 */
  .motor-product-info {
  color: white;
    width: 100%;
    transform: translateY(20px);
    transition: transform var(--motor-transition-normal);
  }

  .motor-product-card:hover .motor-product-info,
  .col-lg-3:hover .motor-product-info,
  .col-6:hover .motor-product-info {
    transform: translateY(0);
  }

  .motor-product-title {
    font-size: var(--motor-text-xl);
    font-weight: var(--motor-font-weight-bold);
    margin-bottom: 0.75rem;
  color: white;
}

  .motor-product-desc {
    font-size: var(--motor-text-sm);
    line-height: var(--motor-line-height-relaxed);
    margin-bottom: 1rem;
    color: rgba(255, 255, 255, 0.9);
  }

  /* 产品特性标�?*/
  .motor-product-features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
  }

  .motor-feature-tag {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: var(--motor-radius-full);
    font-size: var(--motor-text-xs);
    font-weight: var(--motor-font-weight-medium);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
  }

  /* 产品操作按钮 */
  .motor-product-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
  }

  .motor-product-actions .btn {
    font-size: var(--motor-text-sm);
    padding: 0.5rem 1rem;
    border-radius: var(--motor-radius);
    transition: all var(--motor-transition-fast);
  }

  /* 播放按钮的圆形样式 - 只应用于播放按钮 */
  .motor-product-actions .btn[data-bs-target="#universalVideoModal"] {
    width: 40px;
    height: 40px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
  }

  .motor-product-actions .btn[data-bs-target="#universalVideoModal"]:hover {
    transform: scale(1.1);
  }

  /* ========================================
     公司实力展示模块样式
     ======================================== */

  .motor-strength-showcase {
    position: relative;
    overflow: hidden;
    min-height: 500px;
    display: flex;
    align-items: center;
    /* 后备渐变背景，当视频不可用时显示 */
    background: linear-gradient(135deg, var(--motor-primary) 0%, var(--motor-primary-light) 50%, var(--motor-secondary) 100%);
  }

  /* 背景视频容器 */
  .motor-strength-video-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    overflow: hidden;
  }

  /* 背景视频样式 */
  .strength-bg-video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translate(-50%, -50%);
    object-fit: cover;
    z-index: 1;
  }

  /* 视频遮罩�?*/
  .strength-video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
      135deg, 
      rgba(30, 58, 138, 0.8) 0%, 
      rgba(59, 130, 246, 0.7) 30%, 
      rgba(5, 150, 105, 0.6) 70%, 
      rgba(234, 88, 12, 0.7) 100%
    );
    z-index: 2;
  }

  .motor-strength-showcase .container {
    position: relative;
    z-index: 3;
  }

  /* 实力内容区域 */
  .motor-strength-content {
    color: white;
    padding-right: 2rem;
  }

  .motor-strength-title {
    font-size: var(--motor-text-3xl);
    font-weight: var(--motor-font-weight-bold);
    color: white;
    line-height: var(--motor-line-height-tight);
  }

  .motor-strength-desc {
    font-size: var(--motor-text-base);
    color: rgba(255, 255, 255, 0.9);
    line-height: var(--motor-line-height-relaxed);
  }

  .motor-strength-features {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
  }

  .strength-feature {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: var(--motor-text-base);
    color: rgba(255, 255, 255, 0.95);
  }

  .strength-feature i {
    color: var(--motor-accent-light);
    font-size: 1.1em;
    flex-shrink: 0;
  }

  /* 数据统计卡片 */
  .motor-strength-stats {
    position: relative;
  }

  .motor-stat-card {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.15), rgba(255, 255, 255, 0.08));
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: var(--motor-radius-xl);
    padding: 2rem 1.5rem;
    text-align: center;
    backdrop-filter: blur(15px);
    transition: all var(--motor-transition-normal);
    position: relative;
    overflow: hidden;
    height: 200px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  }

  .motor-stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--motor-accent), var(--motor-accent-light));
    opacity: 0;
    transition: opacity var(--motor-transition-normal);
  }

  .motor-stat-card:hover {
    transform: translateY(-8px);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2), rgba(255, 255, 255, 0.12));
    border-color: rgba(255, 255, 255, 0.35);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15), 0 0 0 1px rgba(255, 255, 255, 0.1);
  }

  .motor-stat-card:hover::before {
    opacity: 1;
  }

  .stat-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #ff6b35, #f7931e);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.25rem;
    transition: all var(--motor-transition-normal);
    flex-shrink: 0;
    aspect-ratio: 1;
    box-shadow: 0 4px 15px rgba(255, 107, 53, 0.4);
    position: relative;
  }

  .motor-stat-card:hover .stat-icon {
    transform: scale(1.15) rotate(5deg);
    box-shadow: 0 6px 20px rgba(255, 107, 53, 0.5), 0 0 0 3px rgba(255, 255, 255, 0.3);
  }

  .stat-icon i {
    font-size: 1.5rem;
    color: white;
  }

  .stat-number-container {
    margin-bottom: 0.5rem;
    line-height: 1;
    position: relative;
    display: inline-block;
  }

  .stat-number {
    font-size: var(--motor-text-4xl);
    font-weight: var(--motor-font-weight-bold);
    color: #00d4ff;
    line-height: 1;
    display: inline-block;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.6);
  }

  .stat-plus {
    font-size: var(--motor-text-lg);
    font-weight: var(--motor-font-weight-bold);
    color: #ff6b35;
    position: absolute;
    top: -0.25rem;
    right: -0.75rem;
    line-height: 1;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.4), 0 0 10px rgba(255, 107, 53, 0.6);
  }

  .motor-stat-card .stat-label {
    font-size: var(--motor-text-base);
    font-weight: var(--motor-font-weight-medium);
    color:#0dcaf0;
    
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0;
    text-shadow: 0 2px 6px rgba(0, 0, 0, 0.6);
  }

  /* 装饰性粒子效�?*/
  .motor-strength-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
  }

  .strength-particle {
    position: absolute;
    width: 6px;
    height: 6px;
    background: rgba(255, 255, 255, 0.4);
    border-radius: 50%;
    animation: strengthFloat 8s ease-in-out infinite;
  }

  .strength-particle:nth-child(1) {
    top: 20%;
    left: 15%;
    animation-delay: 0s;
    animation-duration: 6s;
  }

  .strength-particle:nth-child(2) {
    top: 70%;
    left: 85%;
    animation-delay: 1.5s;
    animation-duration: 7s;
  }

  .strength-particle:nth-child(3) {
    top: 40%;
    left: 25%;
    animation-delay: 3s;
    animation-duration: 8s;
  }

  .strength-particle:nth-child(4) {
    top: 80%;
    left: 70%;
    animation-delay: 4.5s;
    animation-duration: 6.5s;
  }

  .strength-particle:nth-child(5) {
    top: 15%;
    left: 75%;
    animation-delay: 2s;
    animation-duration: 7.5s;
  }

  @keyframes strengthFloat {
    0%, 100% { 
      transform: translateY(0px) scale(1); 
      opacity: 0.4; 
    }
    25% { 
      transform: translateY(-30px) scale(1.2); 
      opacity: 0.8; 
    }
    50% { 
      transform: translateY(-15px) scale(0.8); 
      opacity: 0.6; 
    }
    75% { 
      transform: translateY(-40px) scale(1.1); 
      opacity: 0.9; 
    }
  }

  /* ========================================
     客户案例展示模块样式
     ======================================== */

  .motor-cases-showcase {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 50%, #f1f5f9 100%);
    position: relative;
    overflow: hidden;
  }

  .motor-cases-showcase::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="%23cbd5e1" opacity="0.2"/><circle cx="75" cy="75" r="1" fill="%23cbd5e1" opacity="0.3"/><circle cx="50" cy="10" r="0.5" fill="%23cbd5e1" opacity="0.4"/><circle cx="20" cy="80" r="0.5" fill="%23cbd5e1" opacity="0.2"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>') repeat;
    background-size: 150px 150px;
    pointer-events: none;
    z-index: 1;
  }

  .motor-cases-showcase .container {
    position: relative;
    z-index: 2;
  }

  /* 区域标题样式 */
  .motor-cases-title {
    font-size: var(--motor-text-4xl);
    font-weight: var(--motor-font-weight-bold);
    color: var(--motor-gray-800);
    margin-bottom: 1rem;
  }

  .motor-cases-subtitle {
    font-size: var(--motor-text-lg);
    color: var(--motor-gray-600);
    max-width: 600px;
    margin: 0 auto;
  }

  /* 案例网格布局 */
  .motor-cases-showcase .row {
    margin-top: 2rem;
  }

  /* 案例卡片 */
  .motor-case-card {
    background: white;
    border-radius: var(--motor-radius-xl);
    padding: 0;
    box-shadow: var(--motor-shadow-lg);
    border: 1px solid var(--motor-gray-200);
    transition: all var(--motor-transition-normal);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
  }

  .motor-case-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--motor-primary), var(--motor-secondary), var(--motor-accent));
  }

  .motor-case-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--motor-shadow-xl);
  }

  /* 案例图片区域 */
  .motor-case-image {
    width: 100%;
    height: 160px;
    overflow: hidden;
    border-radius: var(--motor-radius-xl) var(--motor-radius-xl) 0 0;
  }

  .motor-case-image img {
    object-fit: cover;
    object-position: center;
    height: 100%;
    transition: transform var(--motor-transition-normal);
  }

  .motor-case-card:hover .motor-case-image img {
    transform: scale(1.05);
  }

  /* 案例头部 */
  .motor-case-header {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding: 1rem 1.5rem 0;
    margin-bottom: 0;
  }

  /* 案例年份 */
  .motor-case-year {
    font-size: var(--motor-text-xs);
    font-weight: var(--motor-font-weight-medium);
    color: var(--motor-gray-500);
    background: var(--motor-gray-100);
    padding: 0.25rem 0.75rem;
    border-radius: var(--motor-radius-full);
    border: 1px solid var(--motor-gray-200);
  }

  /* 案例主体内容 */
  .motor-case-body {
    padding: 0.75rem 1.5rem 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
  }

  /* 公司信息区域 */
  .motor-case-company-info {
    margin-bottom: 1rem;
  }

  .motor-case-company {
    font-size: var(--motor-text-base);
    font-weight: var(--motor-font-weight-bold);
    color: var(--motor-gray-800);
    margin-bottom: 0.5rem;
    line-height: var(--motor-line-height-snug);
  }

  .motor-case-industry {
    font-size: var(--motor-text-xs);
    color: var(--motor-secondary);
    background: rgba(5, 150, 105, 0.1);
    padding: 0.25rem 0.75rem;
    border-radius: var(--motor-radius-full);
    font-weight: var(--motor-font-weight-medium);
    display: inline-block;
  }

  /* 案例内容 */
  .motor-case-description {
    font-size: var(--motor-text-sm);
    line-height: var(--motor-line-height-relaxed);
    color: var(--motor-gray-600);
    margin-bottom: 1.25rem;
    flex: 1;
  }

  /* 数据指标 */
  .motor-case-metrics {
    display: flex;
    justify-content: space-between;
    margin-bottom: 1rem;
    gap: 1rem;
    background: var(--motor-gray-50);
    padding: 1rem;
    border-radius: var(--motor-radius);
    border: 1px solid var(--motor-gray-200);
  }

  .motor-metric {
    text-align: center;
    flex: 1;
  }

  .motor-metric-value {
    display: block;
    font-size: var(--motor-text-xl);
    font-weight: var(--motor-font-weight-bold);
    color: var(--motor-primary);
    line-height: 1;
  }

  .motor-metric-label {
    font-size: var(--motor-text-xs);
    color: var(--motor-gray-500);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 0.25rem;
  }



  /* 底部行动区域 */
  .motor-cases-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
  }

  .motor-cases-actions .btn {
    transition: all var(--motor-transition-normal);
  }

  .motor-cases-actions .btn:hover {
    transform: translateY(-2px);
  }

  /* ========================================
     Who We Are 关于我们展示模块样式
     ======================================== */

  .motor-about-showcase {
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    position: relative;
    overflow: hidden;
  }

  /* 内容区域 */
  .motor-about-content {
    position: relative;
    z-index: 2;
  }

  .motor-about-title {
    font-size: var(--motor-text-4xl);
    font-weight: var(--motor-font-weight-bold);
    color: var(--motor-gray-800);
    line-height: var(--motor-line-height-tight);
    position: relative;
  }

  .motor-about-title::after {
    content: '';
    position: absolute;
    bottom: -0.5rem;
    left: 0;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--motor-primary), var(--motor-secondary));
    border-radius: 2px;
  }

  .motor-about-description {
    color: var(--motor-gray-600);
  }


  /* 核心价值展�?*/
  .motor-about-values {
    background: white;
    padding: 1.5rem;
    border-radius: var(--motor-radius-lg);
    box-shadow: var(--motor-shadow);
    border: 1px solid var(--motor-gray-200);
  }

  .value-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    border-radius: var(--motor-radius);
    transition: all var(--motor-transition-normal);
    cursor: pointer;
  }

  .value-item:hover {
    background: var(--motor-gray-50);
    transform: translateY(-2px);
  }

  .value-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(45deg, var(--motor-primary), var(--motor-primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all var(--motor-transition-normal);
  }

  .value-item:hover .value-icon {
    transform: scale(1.1);
    box-shadow: var(--motor-shadow-md);
  }

  .value-icon i {
    font-size: 1.1rem;
    color: white;
  }

  .value-content h6 {
    font-size: var(--motor-text-sm);
    font-weight: var(--motor-font-weight-semibold);
    color: var(--motor-gray-800);
    margin: 0;
    line-height: 1.2;
  }

  .value-content small {
    font-size: 0.8rem;
    color: var(--motor-gray-500);
    line-height: 1;
  }

  /* 行动按钮 */
  .motor-about-actions {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
  }

  /* 右侧视觉区域 */
  .motor-about-visual {
    position: relative;
    padding: 2rem 0;
  }

  .about-video-container {
    position: relative;
    width: 100%;
  }

  .about-main-video {
    position: relative;
    border-radius: var(--motor-radius-lg);
    overflow: hidden;
    box-shadow: var(--motor-shadow-lg);
  }

  .about-video {
    width: 100%;
    height: 350px;
    object-fit: cover;
    border-radius: var(--motor-radius-lg);
    background: #000;
  }

  /* 认证标签容器 - Bootstrap flex布局 */
  .certification-badge {
    position: absolute;
    bottom: -40px;
    right: -20px;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(15px);
    padding: 0.5rem;
    border-radius: var(--motor-radius-full);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15), 0 1px 3px rgba(0, 0, 0, 0.1);
    border: 2px solid rgba(34, 197, 94, 0.2);
    transition: all var(--motor-transition-normal);
    z-index: 10;
  }

  .certification-badge:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.2), 0 2px 6px rgba(0, 0, 0, 0.15);
    background: white;
    border-color: rgba(34, 197, 94, 0.4);
  }

  /* 认证图标 - flex子元�?*/
  .certification-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(45deg, #22c55e, #16a34a);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(34, 197, 94, 0.3);
    border: 2px solid white;
    transition: all var(--motor-transition-normal);
    flex-shrink: 0;
  }

  .certification-badge:hover .certification-icon {
    transform: scale(1.1);
    box-shadow: 0 4px 12px rgba(34, 197, 94, 0.4);
  }

  .certification-icon i {
    font-size: 1.2rem;
    color: white;
  }

  /* 认证文字 - flex子元�?*/
  .certification-text {
    background: transparent;
    padding: 0.25rem 0.5rem;
    border-radius: 0;
    box-shadow: none;
    border: none;
    transition: none;
  }

  .certification-text span {
    font-size: var(--motor-text-xs);
    font-weight: var(--motor-font-weight-bold);
    color: var(--motor-gray-800);
    line-height: 1.2;
    white-space: nowrap;
  }

  /* 视频控制栏样式优�?*/
  .about-video::-webkit-media-controls-panel {
   
    border-radius: 0 0 var(--motor-radius-lg) var(--motor-radius-lg);
  }

  .about-video::-webkit-media-controls-play-button,
  .about-video::-webkit-media-controls-volume-slider,
  .about-video::-webkit-media-controls-timeline,
  .about-video::-webkit-media-controls-current-time-display,
  .about-video::-webkit-media-controls-time-remaining-display {
    filter: brightness(1.2);
  }




  /* ========================================
     新闻资讯与证书展示模块样�?     ======================================== */

  .motor-news-showcase {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 50%, #f1f5f9 100%);
    position: relative;
    overflow: hidden;
  }

  .motor-news-showcase::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="news-grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="30" cy="30" r="1" fill="%23cbd5e1" opacity="0.2"/><circle cx="70" cy="70" r="1" fill="%23cbd5e1" opacity="0.3"/><circle cx="50" cy="20" r="0.5" fill="%23cbd5e1" opacity="0.4"/><circle cx="20" cy="80" r="0.5" fill="%23cbd5e1" opacity="0.2"/></pattern></defs><rect width="100" height="100" fill="url(%23news-grain)"/></svg>') repeat;
    background-size: 140px 140px;
    pointer-events: none;
    z-index: 1;
  }

  .motor-news-showcase .container {
    position: relative;
    z-index: 2;
  }

  /* 新闻和证书展示区域对�?*/
  .motor-news-showcase .row {
    align-items: flex-start;
  }

  .motor-news-showcase .col-lg-8,
  .motor-news-showcase .col-lg-4 {
    display: flex;
    flex-direction: column;
  }

  /* 置顶新闻区域样式 */
  .featured-news-section {
    background: white;
    border-radius: var(--motor-radius-xl);
    padding: 2rem;
    box-shadow: var(--motor-shadow-lg);
    border: 1px solid var(--motor-gray-200);
    overflow: hidden;
    position: relative;
  }

  .featured-news-image {
    position: relative;
    height: 300px;
    border-radius: var(--motor-radius-lg);
    overflow: hidden;
    box-shadow: var(--motor-shadow-md);
  }

  .news-featured-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--motor-transition-slow);
  }

  .featured-news-section:hover .news-featured-image {
    transform: scale(1.05);
  }

  .featured-news-content {
    padding-left: 2rem;
  }

  /* 新闻标签 */
  .news-badge {
    position: absolute;
    top: 15px;
    left: 15px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: var(--motor-radius-full);
    font-size: var(--motor-text-xs);
    font-weight: var(--motor-font-weight-semibold);
    z-index: 10;
  }

  .featured-badge {
    background: linear-gradient(135deg, #ffd700, #ffed4e);
    color: white;
    box-shadow: var(--motor-shadow-md);
  }

  .news-category {
    position: absolute;
    top: 15px;
    right: 15px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 0.5rem 1rem;
    border-radius: var(--motor-radius-full);
    font-size: var(--motor-text-xs);
    font-weight: var(--motor-font-weight-medium);
    color: var(--motor-gray-700);
    border: 1px solid rgba(255, 255, 255, 0.3);
  }

  /* 新闻内容 */
  .news-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
  }

  .news-date,
  .news-author {
    display: flex;
    align-items: center;
    font-size: var(--motor-text-xs);
    color: var(--motor-gray-500);
  }

  .news-title {
    font-size: var(--motor-text-xl);
    font-weight: var(--motor-font-weight-bold);
    color: var(--motor-gray-800);
    line-height: var(--motor-line-height-tight);
  }

  .news-title:hover {
    color: var(--motor-primary);
  }

  .news-excerpt {
    color: var(--motor-gray-600);
    line-height: var(--motor-line-height-relaxed);
  }

  /* 新闻操作区域 */
  .news-actions {
    display: flex;
    justify-content: flex-start;
    align-items: center;
  }

  /* 最新新闻列�?*/
  .news-section-title {
    font-size: var(--motor-text-lg);
    font-weight: var(--motor-font-weight-bold);
    color: var(--motor-gray-800);
    display: flex;
    align-items: center;
    position: relative;
    padding-bottom: 0.5rem;
  }

  .news-section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 2px;
    background: linear-gradient(90deg, var(--motor-primary), var(--motor-secondary));
    border-radius: 1px;
  }

  .news-section-title i {
    color: var(--motor-primary);
  }

  /* 新闻网格布局 */
  .news-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }

  /* 新闻卡片样式 - 与证书卡片保持一�?*/
  .news-card {
    background: var(--motor-gray-50);
    border-radius: var(--motor-radius-lg);
    overflow: hidden;
    border: 2px solid transparent;
    transition: all var(--motor-transition-normal);
    cursor: pointer;
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
  }

  .news-card:hover {
    border-color: var(--motor-primary);
    transform: translateY(-3px);
    box-shadow: var(--motor-shadow-lg);
  }

  .news-card-image {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
  }

  .news-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--motor-transition-normal);
  }

  .news-card:hover .news-card-image img {
    transform: scale(1.05);
  }

  /* 新闻悬停遮罩 */
  .news-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(30, 58, 138, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--motor-transition-normal);
  }

  .news-card:hover .news-overlay {
    opacity: 1;
  }

  .read-hint {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: white;
    text-align: center;
  }

  .read-hint i {
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
  }

  .read-hint span {
    font-size: var(--motor-text-xs);
    font-weight: var(--motor-font-weight-medium);
    text-transform: uppercase;
    letter-spacing: 0.5px;
  }

  .news-card-content {
    padding: 0.75rem;
    background: white;
    display: flex;
    flex-direction: column;
    flex: 1;
  }

  .news-card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.5rem;
    gap: 0.5rem;
  }

  .news-card-date {
    font-size: var(--motor-text-xs);
    color: var(--motor-gray-500);
    display: flex;
    align-items: center;
  }

  .news-card-date::before {
    content: '';
    display: inline-block;
    width: 4px;
    height: 4px;
    background: var(--motor-primary);
    border-radius: 50%;
    margin-right: 0.5rem;
  }

  .news-card-category {
    background: var(--motor-gray-100);
    color: var(--motor-gray-600);
    padding: 0.25rem 0.5rem;
    border-radius: var(--motor-radius-full);
    font-size: var(--motor-text-xs);
    font-weight: var(--motor-font-weight-medium);
    white-space: nowrap;
  }

  .news-card-title {
    margin: 0;
  }

  .news-card-title a {
   
    font-weight: var(--motor-font-weight-bold);
    color: var(--motor-gray-800);
    text-decoration: none;
    line-height: 1.3;
    transition: color var(--motor-transition-fast);
    display: -webkit-box;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .news-card-title a:hover {
    color: var(--motor-primary);
  }

  .news-card-excerpt {
    font-size: 0.8rem;
    color: var(--motor-gray-600);
    line-height: var(--motor-line-height-relaxed);
    margin: 0.5rem 0 0 0;
    display: -webkit-box;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  /* 最新新闻容�?*/
  .latest-news {
    background: white;
    padding: 1.5rem;
    border-radius: var(--motor-radius-lg);
    box-shadow: var(--motor-shadow);
    border: 1px solid var(--motor-gray-200);
    height: fit-content;
    flex: 1;
  }

  /* 证书展示 */
  .certifications-showcase {
    background: white;
    padding: 1.5rem;
    border-radius: var(--motor-radius-lg);
    box-shadow: var(--motor-shadow);
    border: 1px solid var(--motor-gray-200);
    height: fit-content;
    flex: 1;
  }

  /* 确保两个区域标题对齐 */
  .latest-news .news-section-title,
  .certifications-showcase .news-section-title {
    margin-bottom: 1.5rem;
    align-self: flex-start;
  }

  .certificates-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }

  .certificate-card {
    background: var(--motor-gray-50);
    border-radius: var(--motor-radius-lg);
    overflow: hidden;
    border: 2px solid transparent;
    transition: all var(--motor-transition-normal);
    cursor: pointer;
    position: relative;
  }

  .certificate-card:hover {
    border-color: var(--motor-primary);
    transform: translateY(-3px);
    box-shadow: var(--motor-shadow-lg);
  }

  .certificate-card-image {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
  }

  .certificate-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--motor-transition-normal);
  }

  .certificate-card:hover .certificate-card-image img {
    transform: scale(1.05);
  }

  /* 证书悬停遮罩 */
  .certificate-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(30, 58, 138, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--motor-transition-normal);
  }

  .certificate-card:hover .certificate-overlay {
    opacity: 1;
  }

  .view-hint {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: white;
    text-align: center;
  }

  .view-hint i {
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
  }

  .view-hint span {
    font-size: var(--motor-text-xs);
    font-weight: var(--motor-font-weight-medium);
    text-transform: uppercase;
    letter-spacing: 0.5px;
  }

  .certificate-card-title {
    padding: 0.75rem;
    text-align: center;
    background: white;
  }

  .certificate-card-title h6 {
    font-size: var(--motor-text-xs);
    font-weight: var(--motor-font-weight-bold);
    color: var(--motor-gray-800);
    margin: 0;
    line-height: 1.2;
  }

  /* 证书模态窗口样�?*/
  #certificateModal .modal-content {
    border: none;
    border-radius: var(--motor-radius-xl);
    box-shadow: var(--motor-shadow-xl);
  }

  #certificateModal .modal-header {
    background: linear-gradient(45deg, var(--motor-primary), var(--motor-primary-light));
    color: white;
    border-radius: var(--motor-radius-xl) var(--motor-radius-xl) 0 0;
    padding: 1.5rem 2rem;
    border-bottom: none;
  }

  #certificateModal .modal-title {
    font-size: var(--motor-text-xl);
    font-weight: var(--motor-font-weight-bold);
    color: white;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
    margin: 0;
  }

  #certificateModal .btn-close {
    filter: invert(1);
    opacity: 0.8;
    transition: opacity var(--motor-transition-fast);
    font-size: 1.2rem;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  #certificateModal .btn-close:hover {
    opacity: 1;
    transform: scale(1.1);
  }

  #certificateModal .modal-body {
    background: var(--motor-gray-50);
    padding: 2rem;
  }

  #certificateImage {
    max-height: 70vh;
    box-shadow: var(--motor-shadow-lg);
    border-radius: var(--motor-radius-lg);
    transition: transform var(--motor-transition-normal);
  }

  #certificateImage:hover {
    transform: scale(1.02);
  }

  /* ========================================
     展会信息展示模块样式
     ======================================== */

  .motor-exhibitions-showcase {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 50%, #f1f5f9 100%);
    position: relative;
    overflow: hidden;
  }

  .motor-exhibitions-showcase::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="exhibition-grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="%23cbd5e1" opacity="0.2"/><circle cx="75" cy="75" r="1" fill="%23cbd5e1" opacity="0.3"/><circle cx="50" cy="15" r="0.5" fill="%23cbd5e1" opacity="0.4"/><circle cx="20" cy="85" r="0.5" fill="%23cbd5e1" opacity="0.2"/></pattern></defs><rect width="100" height="100" fill="url(%23exhibition-grain)"/></svg>') repeat;
    background-size: 120px 120px;
    pointer-events: none;
    z-index: 1;
  }

  .motor-exhibitions-showcase .container {
    position: relative;
    z-index: 2;
  }

  /* 展会网格布局 */
  .exhibitions-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
  }

  /* 展会卡片 */
  .exhibition-card {
    background: white;
    border-radius: var(--motor-radius-xl);
    overflow: hidden;
    box-shadow: var(--motor-shadow);
    border: 1px solid var(--motor-gray-200);
    transition: all var(--motor-transition-normal);
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
  }

  .exhibition-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--motor-shadow-xl);
    border-color: var(--motor-primary);
  }

  /* 展会图片区域 */
  .exhibition-image {
    position: relative;
    width: 100%;
    height: 200px;
    overflow: hidden;
  }

  .exhibition-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--motor-transition-slow);
  }

  .exhibition-card:hover .exhibition-image img {
    transform: scale(1.1);
  }


  /* 展会内容区域 */
  .exhibition-content {
    padding: 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
  }

  /* 状态标�?*/
  .exhibition-status {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: var(--motor-radius-full);
    font-size: var(--motor-text-xs);
    font-weight: var(--motor-font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 1rem;
    align-self: flex-start;
    transition: all var(--motor-transition-normal);
  }

  .exhibition-status.ongoing {
    background: linear-gradient(45deg, #22c55e, #16a34a);
    color: white;
    box-shadow: 0 2px 8px rgba(34, 197, 94, 0.3);
  }

  .exhibition-status.upcoming {
    background: linear-gradient(45deg, #f59e0b, #d97706);
    color: white;
    box-shadow: 0 2px 8px rgba(245, 158, 11, 0.3);
  }

  .exhibition-status.completed {
    background: linear-gradient(45deg, #6b7280, #4b5563);
    color: white;
    box-shadow: 0 2px 8px rgba(107, 114, 128, 0.3);
  }

  .exhibition-status i {
    font-size: 1em;
  }

  /* 展会信息 */
  .exhibition-title {
    font-size: var(--motor-text-lg);
    font-weight: var(--motor-font-weight-bold);
    color: var(--motor-gray-800);
    margin-bottom: 1rem;
    line-height: var(--motor-line-height-snug);
  }

  .exhibition-details {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
  }

  .detail-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: var(--motor-text-sm);
    color: var(--motor-gray-600);
  }

  .detail-item i {
    width: 16px;
    color: var(--motor-primary);
    font-size: 1rem;
    flex-shrink: 0;
  }

  /* Schedule Meeting 按钮样式 */
  .btn-schedule-meeting {
    display: inline-flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1.25rem 2rem;
    background: linear-gradient(135deg, var(--motor-secondary) 0%, var(--motor-primary-light) 50%, var(--motor-secondary) 100%);
    color: white;
    text-decoration: none;
    border-radius: var(--motor-radius-2xl);
    box-shadow: 0 8px 32px rgba(30, 58, 138, 0.3), 0 4px 16px rgba(0, 0, 0, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.2);
    transition: all var(--motor-transition-normal);
    position: relative;
    overflow: hidden;
    font-family: var(--motor-font-family-mono);
    backdrop-filter: blur(10px);
  }

  .btn-schedule-meeting::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s ease;
  }

  .btn-schedule-meeting:hover::before {
    left: 100%;
  }

  .btn-schedule-meeting:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 12px 40px rgba(30, 58, 138, 0.4), 0 6px 20px rgba(0, 0, 0, 0.15);
    border-color: rgba(255, 255, 255, 0.4);
    color: white;
  }

  /* 按钮图标区域 */
  .btn-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.3);
    transition: all var(--motor-transition-normal);
    flex-shrink: 0;
  }

  .btn-schedule-meeting:hover .btn-icon {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
    transform: rotate(10deg) scale(1.1);
  }

  .btn-icon i {
    font-size: 1.5rem;
    color: white;
  }

  /* 按钮内容区域 */
  .btn-content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.25rem;
    flex: 1;
  }

  .btn-title {
    font-size: var(--motor-text-lg);
    font-weight: var(--motor-font-weight-bold);
    color: white;
    line-height: 1.2;
  }

  .btn-subtitle {
    font-size: var(--motor-text-xs);
    color: rgba(255, 255, 255, 0.8);
    font-weight: var(--motor-font-weight-medium);
    text-transform: uppercase;
    letter-spacing: 0.5px;
  }

  /* 按钮箭头 */
  .btn-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all var(--motor-transition-normal);
    flex-shrink: 0;
  }

  .btn-schedule-meeting:hover .btn-arrow {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.4);
    transform: translateX(6px);
  }

  .btn-arrow i {
    font-size: 1.2rem;
    color: white;
    transition: transform var(--motor-transition-normal);
  }

  .btn-schedule-meeting:hover .btn-arrow i {
    transform: translateX(2px);
  }

  /* 按钮呼吸动画 */
  @keyframes breathe {
    0%, 100% {
      box-shadow: 0 8px 32px rgba(30, 58, 138, 0.3), 0 4px 16px rgba(0, 0, 0, 0.1);
    }
    50% {
      box-shadow: 0 12px 40px rgba(30, 58, 138, 0.4), 0 6px 20px rgba(0, 0, 0, 0.15);
    }
  }

  .btn-schedule-meeting {
    animation: breathe 3s ease-in-out infinite;
  }

  /* ========================================
     归档页面Banner样式
     ======================================== */

  .motor-archive-banner {
    position: relative;
    height: 60vh;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
  }

  .motor-archive-banner .banner-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
  }

  .motor-archive-banner .banner-bg-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
  }

  .motor-archive-banner .banner-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
      135deg, 
      rgba(30, 58, 138, 0.8) 0%, 
      rgba(59, 130, 246, 0.7) 30%, 
      rgba(5, 150, 105, 0.6) 70%, 
      rgba(234, 88, 12, 0.7) 100%
    );
    z-index: 2;
  }

  .motor-archive-banner .banner-content {
    position: relative;
    z-index: 3;
    color: white;
    text-align: center;
    padding: 2rem 0;
  }


  /* Banner标题样式 */
  .motor-archive-banner .banner-title {
    font-size: var(--motor-text-4xl);
    font-weight: var(--motor-font-weight-bold);
    color: white;
    line-height: var(--motor-line-height-tight);
    margin-bottom: 1.5rem;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
  }

  .motor-archive-banner .title-highlight {
    background: linear-gradient(45deg, var(--motor-accent), var(--motor-accent-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
  }

  .motor-archive-banner .title-subtitle {
    font-size: var(--motor-text-lg);
    font-weight: var(--motor-font-weight-normal);
    color: rgba(255, 255, 255, 0.8);
    font-style: italic;
    letter-spacing: 0.5px;
  }

  /* Banner描述样式 */
  .motor-archive-banner .banner-description {
    font-size: var(--motor-text-lg);
    line-height: var(--motor-line-height-relaxed);
    color: rgba(255, 255, 255, 0.9);
    max-width: 600px;
    margin: 0 auto;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
  }

  /* 面包屑导航section样式 */
  .breadcrumb-section {
    border-bottom: 1px solid var(--motor-gray-200);
  }

  .breadcrumb-section .breadcrumb {
    background: transparent;
    padding: 0;
    margin: 0;
  }

  .breadcrumb-section .breadcrumb-item {
    font-size: var(--motor-text-sm);
    color: var(--motor-gray-600);
  }

  .breadcrumb-section .breadcrumb-item a {
    color: var(--motor-gray-600);
    text-decoration: none;
    transition: color var(--motor-transition-fast);
  }

  .breadcrumb-section .breadcrumb-item a:hover {
    color: var(--motor-primary);
  }

  .breadcrumb-section .breadcrumb-item.active {
    color: var(--motor-gray-800);
    font-weight: var(--motor-font-weight-medium);
  }

  .breadcrumb-section .breadcrumb-item + .breadcrumb-item::before {
    content: ">";
    color: var(--motor-gray-400);
    margin: 0 0.5rem;
  }

  /* ========================================
     产品展示区域样式 - Apple风格设计
     ======================================== */

  .motor-archive-product {
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    position: relative;
  }

  /* 产品过滤器样�?*/
  .product-filters {
    position: relative;
  }

  .filters-title {
    font-size: var(--motor-text-3xl);
    font-weight: var(--motor-font-weight-bold);
    color: var(--motor-gray-800);
    position: relative;
  }

  .filters-title::after {
    content: '';
    position: absolute;
    bottom: -0.5rem;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--motor-primary), var(--motor-secondary));
    border-radius: 2px;
  }

  /* 滚动容器样式 */
  .filter-scroll-container {
    overflow-x: auto;
    padding: 1rem 0;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    -ms-overflow-style: none;
  }

  .filter-scroll-container::-webkit-scrollbar {
    display: none;
  }

  .filter-tabs {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
    min-width: max-content;
    padding: 0 1rem;
    flex-wrap: nowrap;
  }

  .filter-btn {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1.25rem;
    background: white;
    border: 2px solid var(--motor-gray-200);
    border-radius: var(--motor-radius-2xl);
    color: var(--motor-gray-700);
    font-weight: var(--motor-font-weight-medium);
    font-size: var(--motor-text-sm);
    transition: all var(--motor-transition-normal);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    backdrop-filter: blur(10px);
    flex-shrink: 0;
    white-space: nowrap;
  }

  .filter-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.1), transparent);
    transition: left 0.6s ease;
  }

  .filter-btn:hover::before {
    left: 100%;
  }

  .filter-btn:hover {
    border-color: var(--motor-primary);
    color: var(--motor-primary);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.15);
  }

  .filter-btn.active {
    background: linear-gradient(135deg, var(--motor-primary), var(--motor-primary-light));
    border-color: var(--motor-primary);
    color: white;
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.3);
    transform: translateY(-2px);
  }

  .filter-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: rgba(59, 130, 246, 0.1);
    transition: all var(--motor-transition-normal);
  }

  .filter-btn.active .filter-icon {
    background: rgba(255, 255, 255, 0.2);
  }

  .filter-icon i {
    font-size: 0.9rem;
  }

  .filter-text {
    font-weight: var(--motor-font-weight-semibold);
    white-space: nowrap;
  }

  .filter-count {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 24px;
    height: 20px;
    padding: 0 0.5rem;
    background: var(--motor-gray-100);
    border-radius: var(--motor-radius-full);
    font-size: var(--motor-text-xs);
    font-weight: var(--motor-font-weight-bold);
    color: var(--motor-gray-600);
    transition: all var(--motor-transition-normal);
  }

  .filter-btn.active .filter-count {
    background: rgba(255, 255, 255, 0.2);
    color: white;
  }

  /* 产品网格样式 */
  .products-grid {
    margin-top: 2rem;
  }

  /* 产品卡片样式 - Apple风格 */
  .product-card {
    background: white;
    border-radius: var(--motor-radius-2xl);
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.8);
    transition: all var(--motor-transition-normal);
    position: relative;
    backdrop-filter: blur(20px);
    display: flex;
    flex-direction: column;
  }

  .product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
    border-color: rgba(59, 130, 246, 0.3);
  }

  /* 产品图片区域 */
  .product-image {
    position: relative;
    width: 100%;
    height: 250px;
    overflow: hidden;
    background: linear-gradient(135deg, #f8fafc, #e2e8f0);
    flex-shrink: 0;
  }

  .product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--motor-transition-slow);
  }

  .product-card:hover .product-image img {
    transform: scale(1.05);
  }

  /* 只有鼠标悬停在图片上时才显示遮罩 */
  .product-image:hover .product-overlay {
    opacity: 1;
  }

  /* 重置产品卡片悬停时的遮罩显示 */
  .product-card:hover .product-overlay {
    opacity: 0;
  }

  /* 产品遮罩�?*/
  .product-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.7), rgba(59, 130, 246, 0.7));
    opacity: 0;
    transition: all var(--motor-transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
  }


  .product-actions {
    display: flex;
    gap: 1rem;
    transform: translateY(20px);
    transition: transform var(--motor-transition-normal);
  }

  .product-card:hover .product-actions {
    transform: translateY(0);
  }

  .action-btn {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.9);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--motor-gray-700);
    font-size: 1.2rem;
    cursor: pointer;
    transition: all var(--motor-transition-fast);
    backdrop-filter: blur(10px);
  }

  .action-btn:hover {
    background: white;
    transform: scale(1.1);
    color: var(--motor-primary);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  }

  /* 产品标签 */
  .product-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    padding: 0.375rem 0.75rem;
    border-radius: var(--motor-radius-full);
    font-size: var(--motor-text-xs);
    font-weight: var(--motor-font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    backdrop-filter: blur(10px);
    z-index: 10;
  }

  .product-badge.new {
    background: linear-gradient(45deg, #22c55e, #16a34a);
    color: white;
    box-shadow: 0 2px 8px rgba(34, 197, 94, 0.3);
  }

  .product-badge.popular {
    background: linear-gradient(45deg, #f59e0b, #d97706);
    color: white;
    box-shadow: 0 2px 8px rgba(245, 158, 11, 0.3);
  }

  /* 产品信息区域 */
  .product-info {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    /* min-height: 280px; */
    flex: 1;
  }

  .product-category {
    font-size: var(--motor-text-xs);
    color: var(--motor-primary);
    font-weight: var(--motor-font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.5rem;
    background: rgba(59, 130, 246, 0.1);
    padding: 0.25rem 0.75rem;
    border-radius: var(--motor-radius-full);
    align-self: flex-start;
  }

  .product-title {
    font-size: var(--motor-text-lg);
    font-weight: var(--motor-font-weight-bold);
    color: var(--motor-gray-800);
    margin-bottom: 0.75rem;
    line-height: var(--motor-line-height-snug);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .product-title a {
    color: inherit;
    text-decoration: none;
    transition: color var(--motor-transition-fast);
  }

  .product-title a:hover {
    color: var(--motor-primary);
  }

  .product-description {
    font-size: var(--motor-text-sm);
    color: var(--motor-gray-600);
    line-height: var(--motor-line-height-relaxed);
    margin-bottom: 1rem;
    /* display: -webkit-box; */
    -webkit-line-clamp: 3;
    line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex: 1;
  }

  .product-features {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
  }

  .feature-tag {
    padding: 0.25rem 0.75rem;
    background: var(--motor-gray-100);
    color: var(--motor-gray-600);
    font-size: var(--motor-text-xs);
    font-weight: var(--motor-font-weight-medium);
    border-radius: var(--motor-radius-full);
    transition: all var(--motor-transition-fast);
  }

  .product-card:hover .feature-tag {
    background: rgba(59, 130, 246, 0.1);
    color: var(--motor-primary);
  }

  .product-footer {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    margin-top: auto;
    padding-top: 1rem;
    border-top: 1px solid var(--motor-gray-100);
  }

  .view-product-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: linear-gradient(135deg, var(--motor-primary), var(--motor-primary-light));
    color: white;
    text-decoration: none;
    border-radius: var(--motor-radius-lg);
    font-size: var(--motor-text-sm);
    font-weight: var(--motor-font-weight-medium);
    transition: all var(--motor-transition-normal);
    position: relative;
    overflow: hidden;
  }

  .view-product-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s ease;
  }

  .view-product-btn:hover::before {
    left: 100%;
  }

  .view-product-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.4);
    color: white;
  }

  .view-product-btn i {
    transition: transform var(--motor-transition-fast);
  }

  .view-product-btn:hover i {
    transform: translateX(3px);
  }

  /* 分页样式 - Apple风格 */
  .pagination-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 2rem 0;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
  }

  .products-pagination .pagination {
    margin: 0;
    gap: 0.5rem;
  }

  .products-pagination .page-item {
    border: none;
  }

  .products-pagination .page-link {
    border: none;
    padding: 0.75rem 1rem;
    background: white;
    color: var(--motor-gray-700);
    font-weight: var(--motor-font-weight-medium);
    border-radius: var(--motor-radius-lg);
    transition: all var(--motor-transition-normal);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    min-width: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  /* 箭头按钮圆形样式 */
  .products-pagination .page-link .bi-chevron-left,
  .products-pagination .page-link .bi-chevron-right {
    font-size: 0.875rem;
  }

  .products-pagination .page-item:first-child .page-link,
  .products-pagination .page-item:last-child .page-link {
    border-radius: 50% !important;
    width: 44px;
    height: 44px;
    padding: 0;
    min-width: 44px;
  }

  .products-pagination .page-link:hover:not(:disabled) {
    background: var(--motor-gray-50);
    color: var(--motor-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  }

  .products-pagination .page-item.active .page-link {
    background: linear-gradient(135deg, var(--motor-primary), var(--motor-primary-light));
    color: white;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
  }

  .products-pagination .page-item.disabled .page-link {
    background: var(--motor-gray-100);
    color: var(--motor-gray-400);
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
  }

  .products-pagination .page-item.disabled .page-link:hover {
    background: var(--motor-gray-100) !important;
    color: var(--motor-gray-400) !important;
    transform: none !important;
    box-shadow: none !important;
  }

  /* ========================================
     产品详情页样�?     ======================================== */

  /* 产品英雄区域 */
  .motor-product-hero {
    position: relative;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 50%, #f1f5f9 100%);
    overflow: hidden;
    min-height: 600px;
  }
  
  /* 背景图片动画效果 */
  .motor-product-hero .hero-bg-image {
    transition: transform 20s ease-in-out;
    animation: slowZoom 30s ease-in-out infinite alternate;
  }
  
  @keyframes slowZoom {
    0% {
      transform: scale(1);
    }
    100% {
      transform: scale(1.05);
    }
  }

  /* 背景装饰 */
  .hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
  }

  .hero-bg-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 1;
  }
  
  /* 后备纹理图案 */
  .hero-bg-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="product-grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="%23cbd5e1" opacity="0.1"/><circle cx="75" cy="75" r="1" fill="%23cbd5e1" opacity="0.15"/><circle cx="50" cy="10" r="0.5" fill="%23cbd5e1" opacity="0.2"/><circle cx="20" cy="80" r="0.5" fill="%23cbd5e1" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23product-grain)"/></svg>') repeat;
    background-size: 120px 120px;
    opacity: 0.15;
  }

  .hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: transparent;
    z-index: 2;
  }

  .motor-product-hero .container {
    position: relative;
    z-index: 3;
  }

  /* 产品媒体展示区域 */
  .product-media-showcase {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--motor-radius-2xl);
    padding: 1.5rem;
    box-shadow: var(--motor-shadow-lg);
    border: 1px solid rgba(255, 255, 255, 0.3);
    position: relative;
  }

  .main-media-container {
    position: relative;
  }

  .media-frame {
    position: relative;
    width: 100%;
    height: 400px;
    border-radius: var(--motor-radius-xl);
    overflow: hidden;
    background: var(--motor-gray-100);
  }

  .primary-media {
    position: relative;
    width: 100%;
    height: 100%;
  }

  .media-item {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity var(--motor-transition-normal);
  }

  .media-item.active {
    opacity: 1;
  }

  .product-main-video,
  .product-main-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--motor-radius-xl);
  }

  /* 视频播放覆盖�?*/
  .video-play-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.3);
    opacity: 0;
    transition: opacity var(--motor-transition-normal);
    pointer-events: none;
  }

  .media-item[data-type="video"]:not(.playing) .video-play-overlay {
    opacity: 1;
  }
  
  /* 产品详情页视频播放器样式 */
  .media-item .video-play-overlay {
    display: none !important;
  }
  
  .product-main-video {
    cursor: pointer;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 100;
    position: relative;
  }
  
  .video-wrapper {
    position: relative;
    overflow: visible;
  }

  .play-button {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--motor-primary);
    font-size: 2rem;
    transition: all var(--motor-transition-normal);
    cursor: pointer;
  }

  .play-button:hover {
    background: white;
    transform: scale(1.1);
    box-shadow: var(--motor-shadow-lg);
  }


  /* 缩略图导�?*/
  .media-thumbnails {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    -ms-overflow-style: none;
  }

  .media-thumbnails::-webkit-scrollbar {
    display: none;
  }

  .thumbnails-container {
    display: flex;
    gap: 1rem;
    padding: 0.5rem 0;
  }

  .thumbnail-item {
    flex: 0 0 auto;
    width: 120px;
    height: 80px;
    border-radius: var(--motor-radius-lg);
    overflow: hidden;
    cursor: pointer;
    transition: all var(--motor-transition-normal);
    border: 2px solid transparent;
    position: relative;
  }

  .thumbnail-item:hover,
  .thumbnail-item.active {
    border-color: var(--motor-primary);
    transform: translateY(-2px);
    box-shadow: var(--motor-shadow-md);
  }

  .thumb-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
  }

  .thumb-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }

  .thumb-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    color: white;
    padding: 0.5rem;
    font-size: var(--motor-text-xs);
    font-weight: var(--motor-font-weight-medium);
    display: flex;
    align-items: center;
    gap: 0.25rem;
    transform: translateY(100%);
    transition: transform var(--motor-transition-normal);
  }

  .thumbnail-item:hover .thumb-overlay,
  .thumbnail-item.active .thumb-overlay {
    transform: translateY(0);
  }

  /* 产品信息面板 */
  .product-info-panel {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--motor-radius-2xl);
    padding: 2rem;
    box-shadow: var(--motor-shadow-lg);
    border: 1px solid rgba(255, 255, 255, 0.3);
    height: fit-content;
  }

  /* 产品类别标签 */
  .product-category-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.5rem 1rem;
    background: linear-gradient(45deg, var(--motor-primary), var(--motor-primary-light));
    color: white;
    border-radius: var(--motor-radius-full);
    font-size: var(--motor-text-xs);
    font-weight: var(--motor-font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 1.5rem;
    box-shadow: var(--motor-shadow-md);
  }

  /* 产品标题 */
  .product-title {
    /* font-size: var(--motor-text-4xl); */
    font-weight: var(--motor-font-weight-bold);
    color: var(--motor-gray-800);
    line-height: var(--motor-line-height-tight);
    margin-bottom: 1.5rem;
  }

  /* 认证标识 */
  .certification-badges {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
  }

  .cert-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    border-radius: var(--motor-radius-full);
    font-size: var(--motor-text-sm);
    font-weight: var(--motor-font-weight-semibold);
    color: #22c55e;
    transition: all var(--motor-transition-normal);
  }

  .cert-badge:hover {
    background: rgba(34, 197, 94, 0.15);
    border-color: rgba(34, 197, 94, 0.5);
    transform: translateY(-2px);
  }

  .cert-badge i {
    font-size: 1.1em;
  }

  /* 关键参数表格 */
  .product-specs-table {
    margin-bottom: 2rem;
  }

  .specs-title {
    font-size: var(--motor-text-xl);
    font-weight: var(--motor-font-weight-bold);
    color: var(--motor-gray-800);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
  }

  .specs-title::before {
    content: '';
    width: 4px;
    height: 20px;
    background: linear-gradient(135deg, var(--motor-primary), var(--motor-secondary));
    border-radius: 2px;
  }

  .specs-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: var(--motor-radius-lg);
    overflow: hidden;
    box-shadow: var(--motor-shadow-sm);
    border: 1px solid var(--motor-gray-200);
  }

  .specs-table tbody tr {
    border-bottom: 1px solid var(--motor-gray-100);
    transition: background-color var(--motor-transition-fast);
  }

  .specs-table tbody tr:last-child {
    border-bottom: none;
  }

  .specs-table tbody tr:hover {
    background-color: var(--motor-gray-50);
  }

  .spec-label {
    padding: 0.75rem;
    font-weight: var(--motor-font-weight-semibold);
    color: var(--motor-gray-700);
    font-size: var(--motor-text-sm);
    width: 25%;
    vertical-align: middle;
    border-right: 1px solid var(--motor-gray-100);
    text-align: center;
    white-space: nowrap;
  }

  .spec-label i {
    color: var(--motor-primary);
    font-size: 1.1em;
  }

  .spec-value {
    padding: 0.75rem;
    color: var(--motor-gray-800);
    font-size: var(--motor-text-base);
    font-weight: var(--motor-font-weight-bold);
    vertical-align: middle;
    width: 25%;
    border-right: 1px solid var(--motor-gray-100);
    text-align: center;
    white-space: nowrap;
  }

  .spec-value:last-child {
    border-right: none;
  }

  /* 产品描述 */
  .product-description {
    margin-bottom: 2rem;
  }

  .product-description p {
    font-size: var(--motor-text-base);
    color: var(--motor-gray-600);
    line-height: var(--motor-line-height-relaxed);
    margin: 0;
  }

  /* 行动按钮 */
  .action-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
  }

  .action-buttons .btn {
    flex: 1;
    min-width: 200px;
    padding: 0.875rem 1.5rem;
    font-weight: var(--motor-font-weight-semibold);
    border-radius: var(--motor-radius-lg);
    transition: all var(--motor-transition-normal);
    position: relative;
    overflow: hidden;
  }

  .action-buttons .btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s ease;
  }

  .action-buttons .btn:hover::before {
    left: 100%;
  }

  .action-buttons .btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--motor-shadow-lg);
  }

  .btn-get-quote {
    background: linear-gradient(135deg, var(--motor-primary), var(--motor-primary-light));
    border-color: var(--motor-primary);
  }

  .btn-download-specs {
    border-width: 2px;
    background: transparent;
  }

  .btn-download-specs:hover {
    background: var(--motor-primary);
    border-color: var(--motor-primary);
    color: white;
  }

  /* ========================================
     原材料与最终产品对比展示样�?     ======================================== */

  .motor-comparison-showcase {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 50%, #f1f5f9 100%);
    position: relative;
    overflow: hidden;
  }

  .motor-comparison-showcase::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="comparison-grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="30" cy="30" r="1" fill="%23cbd5e1" opacity="0.2"/><circle cx="70" cy="70" r="1" fill="%23cbd5e1" opacity="0.3"/><circle cx="50" cy="15" r="0.5" fill="%23cbd5e1" opacity="0.4"/><circle cx="25" cy="85" r="0.5" fill="%23cbd5e1" opacity="0.2"/></pattern></defs><rect width="100" height="100" fill="url(%23comparison-grain)"/></svg>') repeat;
    background-size: 150px 150px;
    pointer-events: none;
    z-index: 1;
  }

  .motor-comparison-showcase .container {
    position: relative;
    z-index: 2;
  }

  /* 对比标识样式 */
  .comparison-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.75rem 1.5rem;
    background: linear-gradient(45deg, var(--motor-primary), var(--motor-primary-light));
    color: white;
    border-radius: var(--motor-radius-full);
    font-size: var(--motor-text-sm);
    font-weight: var(--motor-font-weight-semibold);
    box-shadow: var(--motor-shadow-md);
    animation: pulse 2s ease-in-out infinite;
  }

  /* 对比容器样式 */
  .comparison-container {
    position: relative;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin: 2rem 0;
  }

  /* 中央分割�?*/
  .comparison-divider {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    z-index: 10;
  }

  .divider-line {
    width: 2px;
    height: 120px;
    background: linear-gradient(
      to bottom,
      transparent 0%,
      var(--motor-primary) 20%,
      var(--motor-secondary) 50%,
      var(--motor-accent) 80%,
      transparent 100%
    );
    margin: 0 auto;
    position: relative;
  }

  .divider-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
    background: linear-gradient(45deg, var(--motor-primary), var(--motor-secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    box-shadow: var(--motor-shadow-lg);
    animation: arrowPulse 2s ease-in-out infinite;
  }

  @keyframes arrowPulse {
    0%, 100% {
      transform: translate(-50%, -50%) scale(1);
      box-shadow: var(--motor-shadow-lg);
    }
    50% {
      transform: translate(-50%, -50%) scale(1.1);
      box-shadow: var(--motor-shadow-xl);
    }
  }

  /* 对比卡片样式 */
  .comparison-side {
    position: relative;
  }

  .comparison-card {
    background: white;
    border-radius: var(--motor-radius-2xl);
    overflow: hidden;
    box-shadow: var(--motor-shadow-lg);
    border: 1px solid var(--motor-gray-200);
    transition: all var(--motor-transition-normal);
    height: 100%;
    display: flex;
    flex-direction: column;
  }

  .comparison-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--motor-shadow-xl);
  }

  .comparison-before .comparison-card:hover {
    border-color: var(--motor-danger);
  }

  .comparison-after .comparison-card:hover {
    border-color: var(--motor-success);
  }

  /* 对比状态标�?*/
  .comparison-header {
    padding: 1.5rem 1.5rem 0;
  }

  .comparison-status {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: var(--motor-radius-full);
    font-size: var(--motor-text-sm);
    font-weight: var(--motor-font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.5px;
  }

  .status-before {
    background: linear-gradient(45deg, #ef4444, #f97316);
    color: white;
    box-shadow: 0 2px 8px rgba(239, 68, 68, 0.3);
  }

  .status-after {
    background: linear-gradient(45deg, #22c55e, #16a34a);
    color: white;
    box-shadow: 0 2px 8px rgba(34, 197, 94, 0.3);
  }

  /* 对比图片容器 */
  .comparison-image-container {
    position: relative;
    height: 180px;
    overflow: hidden;
    margin: 1rem;
    border-radius: var(--motor-radius-lg);
  }

  .comparison-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--motor-transition-slow);
  }

  .comparison-card:hover .comparison-image {
    transform: scale(1.05);
  }

  .comparison-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
      to top,
      rgba(0, 0, 0, 0.7) 0%,
      rgba(0, 0, 0, 0.3) 50%,
      rgba(0, 0, 0, 0) 100%
    );
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding: 1.5rem;
    opacity: 0;
    transition: opacity var(--motor-transition-normal);
  }

  .comparison-card:hover .comparison-overlay {
    opacity: 1;
  }

  .comparison-stats {
    text-align: center;
  }

  .stat-item {
    color: white;
  }

  .stat-number {
    display: block;
    font-size: var(--motor-text-3xl);
    font-weight: var(--motor-font-weight-bold);
    line-height: 1;
  }

  .stat-label {
    font-size: var(--motor-text-sm);
    font-weight: var(--motor-font-weight-medium);
    text-transform: uppercase;
    letter-spacing: 0.5px;
  }

  /* 对比内容区域 */
  .comparison-content {
    padding: 0 1rem 1rem;
    flex: 1;
    display: flex;
    flex-direction: column;
  }

  .comparison-title-card {
    font-size: var(--motor-text-lg);
    font-weight: var(--motor-font-weight-bold);
    color: var(--motor-gray-800);
    margin-bottom: 0.75rem;
    text-align: center;
  }

  /* 材料列表 */
  .material-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1rem;
  }

  .material-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.375rem;
    border-radius: var(--motor-radius);
    transition: all var(--motor-transition-fast);
    font-size: var(--motor-text-sm);
    font-weight: var(--motor-font-weight-medium);
  }

  .material-item:hover {
    background: var(--motor-gray-50);
    transform: translateX(5px);
  }

  .material-item i {
    font-size: 0.6rem;
    flex-shrink: 0;
  }

  .comparison-description {
    margin-top: auto;
    padding-top: 0.75rem;
    border-top: 1px solid var(--motor-gray-200);
  }

  .comparison-description p {
    font-size: var(--motor-text-sm);
    color: var(--motor-gray-600);
    line-height: var(--motor-line-height-relaxed);
    margin: 0;
  }


  /* ========================================
     产品详情模块样式
     ======================================== */

  .motor-product-details {
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    position: relative;
  }

  /* 导航标签样式 */
  .details-navigation {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--motor-gray-200);
    padding: 1rem 0;
    margin-bottom: 3rem;
    z-index: 1020;
  }

  .details-navigation.sticky-top {
    top: 90px; /* 头部导航高度 + 顶部信息栏高�?+ 安全边距 */
  }

  .nav-scroll-container {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    -ms-overflow-style: none;
    padding: 0.5rem 0;
  }

  .nav-scroll-container::-webkit-scrollbar {
    display: none;
  }

  .details-nav {
    display: flex;
    gap: 1rem;
    border: none;
    margin: 0;
    flex-wrap: nowrap;
    min-width: max-content;
    justify-content: center;
  }

  .details-nav .nav-link {
    display: flex;
    align-items: center;
    padding: 0.75rem 1.5rem;
    background: white;
    border: 2px solid var(--motor-gray-200);
    border-radius: var(--motor-radius-lg);
    color: var(--motor-gray-600);
    font-weight: var(--motor-font-weight-medium);
    font-size: var(--motor-text-sm);
    transition: all var(--motor-transition-normal);
    text-decoration: none;
    position: relative;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  }

  .details-nav .nav-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.1), transparent);
    transition: left 0.6s ease;
  }

  .details-nav .nav-link:hover::before {
    left: 100%;
  }

  .details-nav .nav-link:hover {
    border-color: var(--motor-primary);
    color: var(--motor-primary);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.15);
  }

  .details-nav .nav-link.active {
    background: linear-gradient(135deg, var(--motor-primary), var(--motor-primary-light));
    border-color: var(--motor-primary);
    color: white;
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.3);
    transform: translateY(-2px);
  }

  .details-nav .nav-link i {
    font-size: 1.1em;
  }

  /* 详情内容区域 */
  .details-content {
    position: relative;
  }

  .detail-section {
    margin-bottom: 4rem;
    scroll-margin-top: 120px; /* 为sticky导航留出空间 */
  }

  .section-header {
    margin-bottom: 2rem;
    text-align: left;
  }

  .section-title {
    font-size: var(--motor-text-2xl);
    font-weight: var(--motor-font-weight-bold);
    color: var(--motor-gray-800);
    margin-bottom: 1rem;
    position: relative;
  }

  .section-content {
    background: white;
    border-radius: var(--motor-radius-xl);
    padding: 2rem;
    box-shadow: var(--motor-shadow-lg);
    border: 1px solid var(--motor-gray-200);
  }

  /* 相关产品网格样式 */
  .related-products-grid {
    margin-top: 1rem;
  }

  .related-product-card {
    background: white;
    border-radius: var(--motor-radius-xl);
    overflow: hidden;
    box-shadow: var(--motor-shadow);
    border: 1px solid var(--motor-gray-200);
    transition: all var(--motor-transition-normal);
    height: 100%;
    display: flex;
    flex-direction: column;
  }

  .related-product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--motor-shadow-xl);
    border-color: var(--motor-primary);
  }

  .product-image-wrapper {
    position: relative;
    /* width: 100%;
    height: 200px; */
    overflow: hidden;
  }

  .product-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--motor-transition-slow);
  }

  .related-product-card:hover .product-image {
    transform: scale(1.05);
  }

  .product-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.7), rgba(59, 130, 246, 0.7));
    opacity: 0;
    transition: all var(--motor-transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .related-product-card:hover .product-overlay {
    opacity: 1;
  }

  .overlay-content {
    display: flex;
    gap: 1rem;
    transform: translateY(20px);
    transition: transform var(--motor-transition-normal);
  }

  .related-product-card:hover .overlay-content {
    transform: translateY(0);
  }

  .product-info {
    padding: 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
  }

  .product-name {
    font-size: var(--motor-text-lg);
    font-weight: var(--motor-font-weight-bold);
    color: var(--motor-gray-800);
    margin-bottom: 0.5rem;
    line-height: var(--motor-line-height-snug);
  }

  .product-brief {
    font-size: var(--motor-text-sm);
    color: var(--motor-gray-600);
    margin-bottom: 1rem;
    flex: 1;
  }

  .product-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
  }

  .product-tags .tag {
    padding: 0.25rem 0.75rem;
    background: var(--motor-gray-100);
    color: var(--motor-gray-600);
    font-size: var(--motor-text-xs);
    font-weight: var(--motor-font-weight-medium);
    border-radius: var(--motor-radius-full);
    transition: all var(--motor-transition-fast);
  }

  .related-product-card:hover .tag {
    background: rgba(59, 130, 246, 0.1);
    color: var(--motor-primary);
  }

  /* 报价表单样式 */
  .quote-form-container {
    margin-top: 1rem;
  }

  .quote-form-wrapper {
    background: white;
    border-radius: var(--motor-radius-xl);
    padding: 2rem;
    box-shadow: var(--motor-shadow);
    border: 1px solid var(--motor-gray-200);
  }


  .quote-form .form-group {
    position: relative;
  }

  .quote-form .form-label {
    display: flex;
    align-items: center;
    font-weight: var(--motor-font-weight-semibold);
    color: var(--motor-gray-700);
    margin-bottom: 0.5rem;
    font-size: var(--motor-text-sm);
  }

  .quote-form .form-label i {
    color: var(--motor-primary);
  }

  .quote-form .form-control {
    border: 2px solid var(--motor-gray-200);
    border-radius: var(--motor-radius);
    padding: 0.75rem 1rem;
    font-size: var(--motor-text-base);
    transition: all var(--motor-transition-normal);
    background: white;
  }

  .quote-form .form-control:focus {
    border-color: var(--motor-primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
    outline: none;
  }

  .form-actions {
    text-align: center;
    margin-top: 1rem;
  }

  .form-actions .btn {
    position: relative;
    overflow: hidden;
    min-width: 200px;
  }

  .btn-shine {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s ease;
  }

  .form-actions .btn:hover .btn-shine {
    left: 100%;
  }

  .form-note {
    margin-top: 1rem;
  }

  /* 右侧信息卡片 */
  .quote-info-card {
    background: linear-gradient(135deg, var(--motor-primary), var(--motor-primary-light));
    color: white;
    border-radius: var(--motor-radius-xl);
    padding: 2rem;
    box-shadow: var(--motor-shadow-xl);
    position: relative;
    overflow: hidden;
    height: fit-content;
  }

  .quote-info-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="info-pattern" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23info-pattern)"/></svg>') repeat;
    pointer-events: none;
    z-index: 1;
  }

  .info-header,
  .info-content,
  .info-footer {
    position: relative;
    z-index: 2;
  }

  .info-header {
    text-align: center;
    margin-bottom: 2rem;
  }

  .header-icon {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
  }

  .header-icon i {
    font-size: 1.5rem;
    color: white;
  }

  .header-title {
    font-size: var(--motor-text-xl);
    font-weight: var(--motor-font-weight-bold);
    color: white;
    margin: 0;
  }

  .support-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--motor-radius-lg);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
  }

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

  .support-icon {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
  }

  .support-icon i {
    font-size: 1.1rem;
    color: white;
  }

  .support-text h6 {
    font-size: var(--motor-text-base);
    font-weight: var(--motor-font-weight-semibold);
    color: white;
    margin-bottom: 0.25rem;
  }

  .support-text p {
    font-size: var(--motor-text-sm);
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
  }

  .info-footer {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    text-align: center;
  }

  .contact-label {
    font-size: var(--motor-text-sm);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 0.5rem;
  }

  .contact-link {
    display: inline-flex;
    align-items: center;
    padding: 0.75rem 1.5rem;
    background: rgba(255, 255, 255, 0.2);
    color: white;
    text-decoration: none;
    border-radius: var(--motor-radius-full);
    font-weight: var(--motor-font-weight-semibold);
    transition: all var(--motor-transition-normal);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
  }

  .contact-link:hover {
    background: rgba(255, 255, 255, 0.3);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  }

  /* ========================================
     页脚样式
     ======================================== */

  .motor-footer {
    background: linear-gradient(135deg, var(--motor-gray-900) 0%, var(--motor-gray-800) 100%);
    color: var(--motor-gray-300);
    position: relative;
    overflow: hidden;
  }

  .motor-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="footer-grid" width="20" height="20" patternUnits="userSpaceOnUse"><path d="M 20 0 L 0 0 0 20" fill="none" stroke="%23334155" stroke-width="0.5" opacity="0.3"/></pattern></defs><rect width="100" height="100" fill="url(%23footer-grid)"/></svg>') repeat;
    pointer-events: none;
    z-index: 1;
  }

  .footer-main {
    padding: 4rem 0 2rem;
    position: relative;
    z-index: 2;
  }

  .footer-section {
    height: 100%;
  }

  /* 页脚Logo */
  .footer-logo {
    display: flex;
    align-items: center;
    gap: 1rem;
  }

  .footer-brand-name {
    font-size: var(--motor-text-xl);
    font-weight: var(--motor-font-weight-bold);
    color: white;
    margin: 0;
    line-height: 1.2;
  }

  /* 页脚描述 */
  .footer-description {
    font-size: var(--motor-text-sm);
    line-height: var(--motor-line-height-relaxed);
    color: var(--motor-gray-400);
    margin-bottom: 1.5rem;
  }

  /* 认证标识 */
  .footer-certifications {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
  }

  .cert-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    border-radius: var(--motor-radius-full);
    font-size: var(--motor-text-xs);
    font-weight: var(--motor-font-weight-semibold);
    color: #22c55e;
    text-transform: uppercase;
    letter-spacing: 0.5px;
  }

  /* 页脚标题 */
  .footer-title {
    font-size: var(--motor-text-lg);
    font-weight: var(--motor-font-weight-bold);
    color: white;
    margin-bottom: 1.5rem;
    position: relative;
    padding-bottom: 0.5rem;
  }

  .footer-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background: linear-gradient(90deg, var(--motor-secondary), var(--motor-secondary-light));
    border-radius: 1px;
  }

  /* 页脚链接 */
  .footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
  }

  .footer-links li {
    margin-bottom: 0.75rem;
  }

  .footer-links a {
    color: var(--motor-gray-400);
    text-decoration: none;
    font-size: var(--motor-text-sm);
    transition: all var(--motor-transition-fast);
    display: inline-flex;
    align-items: center;
    position: relative;
    padding-left: 1rem;
  }

  .footer-links a::before {
    content: '';
    position: absolute;
    left: 0;
    width: 4px;
    height: 4px;
    background: var(--motor-primary);
    border-radius: 50%;
    opacity: 0;
    transform: translateX(-10px);
    transition: all var(--motor-transition-fast);
  }

  .footer-links a:hover {
    color: white;
    transform: translateX(8px);
  }

  .footer-links a:hover::before {
    opacity: 1;
    transform: translateX(0);
  }

  /* 联系信息 */
  .footer-contact {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
  }

  .contact-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .contact-item i {
    color: var(--motor-secondary);
    font-size: 1.1rem;
    margin-top: 0.125rem;
    flex-shrink: 0;
  }

  .contact-content {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
  }

  .contact-content span {
    font-size: var(--motor-text-sm);
    color: var(--motor-gray-400);
    line-height: 1.4;
  }

  .contact-content span:first-child {
    color: var(--motor-gray-300);
    font-weight: var(--motor-font-weight-medium);
  }


  /* 页脚底部 */
  .footer-bottom {
    background: var(--motor-gray-900);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1.5rem 0;
    position: relative;
    z-index: 2;
  }

  .footer-copyright p {
    margin: 0;
    font-size: var(--motor-text-sm);
    color: var(--motor-gray-500);
  }

  .footer-legal {
    display: flex;
    gap: 1.5rem;
    justify-content: flex-end;
    flex-wrap: wrap;
  }

  .footer-legal a {
    font-size: var(--motor-text-sm);
    color: var(--motor-gray-500);
    text-decoration: none;
    transition: color var(--motor-transition-fast);
    position: relative;
  }

  .footer-legal a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--motor-primary);
    transition: width var(--motor-transition-fast);
  }

  .footer-legal a:hover {
    color: var(--motor-gray-300);
  }

  .footer-legal a:hover::after {
    width: 100%;
  }


  /* ========================================
     解决方案展示模块样式
     ======================================== */

  /* 解决方案背景容器 */
  #solution-showcase {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 50%, #f1f5f9 100%);
    position: relative;
    overflow: hidden;
  }

  #solution-showcase::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="solutions-grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="20" cy="20" r="1" fill="%23cbd5e1" opacity="0.2"/><circle cx="80" cy="80" r="1" fill="%23cbd5e1" opacity="0.3"/><circle cx="50" cy="15" r="0.5" fill="%23cbd5e1" opacity="0.4"/><circle cx="25" cy="85" r="0.5" fill="%23cbd5e1" opacity="0.2"/></pattern></defs><rect width="100" height="100" fill="url(%23solutions-grain)"/></svg>') repeat;
    background-size: 120px 120px;
    pointer-events: none;
    z-index: 1;
  }

  #solution-showcase .container {
    position: relative;
    z-index: 2;
  }

  /* 区域标题样式 */
  .section-header {
    position: relative;
  }

  .section-title {
    font-size: var(--motor-text-4xl);
    font-weight: var(--motor-font-weight-bold);
    color: var(--motor-gray-800);
    margin-bottom: 1rem;
  }

  .section-subtitle {
    font-size: var(--motor-text-lg);
    color: var(--motor-gray-600);
    max-width: 600px;
    margin: 0 auto;
  }

  /* 解决方案分类选项�?*/
  .solution-categories {
    position: relative;
  }

  .category-scroll-container {
    overflow-x: auto;
    padding: 1rem 0;
  }

  .category-scroll-container.no-arrows::-webkit-scrollbar {
    display: none;
  }

  .solution-filter {
    display: flex;
    justify-content: center;
    gap: 1rem;
    min-width: max-content;
    padding: 0 1rem;
  }

  .solution-filter .nav-item {
    flex-shrink: 0;
  }

  .solution-filter .nav-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: white;
    border: 2px solid var(--motor-gray-200);
    border-radius: var(--motor-radius-lg);
    color: var(--motor-gray-600);
    font-weight: var(--motor-font-weight-medium);
    font-size: var(--motor-text-sm);
    transition: all var(--motor-transition-normal);
    text-decoration: none;
    white-space: nowrap;
    min-width: 150px;
    justify-content: center;
  }

  .solution-filter .nav-link:hover {
    border-color: var(--motor-primary);
    color: var(--motor-primary);
    transform: translateY(-2px);
    box-shadow: var(--motor-shadow-md);
  }

  .solution-filter .nav-link.active {
    background: linear-gradient(45deg, var(--motor-primary), var(--motor-primary-light));
    border-color: var(--motor-primary);
    color: white;
    box-shadow: var(--motor-shadow-lg);
  }

  .solution-filter .nav-link i {
    font-size: 1.1em;
  }

  /* 解决方案流程容器 */
  .solution-flow-container {
    background: white;
    border-radius: var(--motor-radius-xl);
    padding: 2rem;
    margin: 2rem 0;
    box-shadow: var(--motor-shadow-lg);
    border: 1px solid var(--motor-gray-200);
  }

  .solution-flow-wrapper {
    position: relative;
  }

  .solution-flow {
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    justify-content: flex-start;
    gap: 0.5rem;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    -ms-overflow-style: none;
    padding: 0.5rem 0;
    min-height: 200px;
  }

  /* WebKit浏览器隐藏滚动条 */
  .solution-flow::-webkit-scrollbar {
    display: none;
  }

  /* 解决方案模块 */
  .solution-module {
    text-align: center;
    padding: 1.5rem;
    background: var(--motor-gray-50);
    border-radius: var(--motor-radius-lg);
    border: 2px solid transparent;
    transition: all var(--motor-transition-normal);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    flex: 0 0 auto;
    min-width: 160px;
    max-width: 200px;
  }

  .solution-module::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.1), transparent);
    transition: left 0.6s;
  }

  .solution-module:hover::before {
    left: 100%;
  }

  .solution-module:hover {
    border-color: var(--motor-primary);
    background: white;
    transform: translateY(-5px);
    box-shadow: var(--motor-shadow-lg);
  }

  /* 选中状态样�?- 与悬停状态相�?*/
  .solution-module.active {
    border-color: var(--motor-primary);
    background: white;
    transform: translateY(-3px);
    box-shadow: var(--motor-shadow-lg);
  }

  .solution-module.active .module-icon {
    background: linear-gradient(45deg, var(--motor-primary), var(--motor-primary-light));
    transform: scale(1.05);
    box-shadow: var(--motor-shadow-md);
  }

  .solution-module.active .module-icon i {
    color: white;
  }

  /* 确保选中状态优先级高于悬停状�?*/
  .solution-module.active:hover {
    border-color: var(--motor-primary);
    background: white;
    transform: translateY(-5px);
    box-shadow: var(--motor-shadow-xl);
  }

  .solution-module.active:hover .module-icon {
    background: linear-gradient(45deg, var(--motor-primary), var(--motor-primary-light));
    transform: scale(1.1);
    box-shadow: var(--motor-shadow-lg);
  }

  .module-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1rem;
    background: linear-gradient(45deg, var(--motor-primary), var(--motor-primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--motor-transition-normal);
  }

  .solution-module:hover .module-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: var(--motor-shadow-md);
  }

  .module-icon i {
    font-size: 1.5rem;
    color: white;
  }

  .solution-module h4 {
    font-size: var(--motor-text-lg);
    font-weight: var(--motor-font-weight-semibold);
    color: var(--motor-gray-800);
    margin-bottom: 0.5rem;
  }

  .solution-module p {
    font-size: var(--motor-text-sm);
    color: var(--motor-gray-600);
    margin: 0;
  }

  /* 应用场景展示 */
  .industry-showcase {
    background: white;
    border-radius: var(--motor-radius-xl);
    padding: 2rem;
    box-shadow: var(--motor-shadow);
    border: 1px solid var(--motor-gray-200);
  }

  .industry-content h3 {
    font-size: var(--motor-text-3xl);
    font-weight: var(--motor-font-weight-bold);
    color: var(--motor-gray-800);
    margin-bottom: 1rem;
  }

  .industry-content .lead {
    font-size: var(--motor-text-lg);
    color: var(--motor-gray-600);
    margin-bottom: 1.5rem;
  }

  .industry-features {
    list-style: none;
    padding: 0;
    margin: 0 0 1.5rem 0;
  }

  .industry-features li {
    display: flex;
    align-items: center;
    margin-bottom: 0.75rem;
    font-size: var(--motor-text-base);
    color: var(--motor-gray-700);
  }

  .industry-features li:last-child {
    margin-bottom: 0;
  }

  .industry-features i {
    margin-right: 0.75rem;
    font-size: 1.1em;
  }

  /* 解决方案动画展示 */
  .solution-animation {
    position: relative;
    border-radius: var(--motor-radius-lg);
    overflow: hidden;
    background: var(--motor-gray-100);
    height: 300px;
  }

  .animation-container {
    position: relative;
    width: 100%;
    height: 100%;
  }

  .product-flow {
    position: relative;
    width: 100%;
    height: 100%;
  }

  .flow-step {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity var(--motor-transition-slow);
  }

  .flow-step.active {
    opacity: 1;
  }

  /* 媒体容器样式 */
  .media-container {
    position: relative;
    width: 100%;
    height: 100%;
    border-radius: var(--motor-radius-lg);
    overflow: hidden;
  }

  .media-content {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--motor-radius-lg);
  }

  .video-content {
    background: #000;
  }

 


  .flow-step img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--motor-radius-lg);
  }


  /* 产业图片容器 */
  .industry-image {
    position: relative;
  }

  .industry-image img {
    width: 100%;
    height: 100%;
    border-radius: var(--motor-radius-lg);
    box-shadow: var(--motor-shadow-md);
  }

  /* 解决方案流程箭头样式 */
  .solution-flow-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--motor-primary);
    font-size: 1.2rem;
    padding: 0 0.25rem;
    margin: 0 0.25rem;
    transition: all var(--motor-transition-fast);
    flex-shrink: 0;
    width: auto;
    min-width: auto;
  }

  .solution-flow-arrow i {
    opacity: 0.6;
    transition: all var(--motor-transition-fast);
  }

  .solution-flow-arrow:hover i {
    opacity: 1;
    transform: translateX(3px);
  }

  /* 点击波纹效果 */

  .ripple-effect {
    position: absolute;
    border-radius: 50%;
    background: rgba(59, 130, 246, 0.3);
    transform: scale(0);
    animation: ripple-animation 0.6s linear;
    pointer-events: none;
  }

  @keyframes ripple-animation {
    to {
      transform: scale(4);
      opacity: 0;
    }
  }

  /* =================================
     FAQ模块基本样式
  ================================= */
  .motor-faq-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    position: relative;
    overflow: hidden;
  }

  .motor-faq-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
      radial-gradient(circle at 20% 20%, rgba(30, 58, 138, 0.02) 0%, transparent 50%),
      radial-gradient(circle at 80% 80%, rgba(5, 150, 105, 0.02) 0%, transparent 50%);
    pointer-events: none;
  }

  /* 过滤按钮 */
  .filter-btn {
    background: white;
    border: 2px solid rgba(30, 58, 138, 0.1);
    color: var(--motor-gray-700);
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    cursor: pointer;
  }

  .filter-btn:hover {
    border-color: var(--motor-primary);
    color: var(--motor-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(30, 58, 138, 0.2);
  }

  .filter-btn.active {
    background: var(--motor-primary);
    border-color: var(--motor-primary);
    color: white;
    box-shadow: 0 4px 15px rgba(30, 58, 138, 0.3);
  }

  /* 搜索框 */
  .search-box {
    position: relative;
    display: flex;
    align-items: center;
    background: white;
    border: 2px solid rgba(30, 58, 138, 0.1);
    border-radius: 50px;
    padding: 0.75rem 1.5rem;
    transition: all 0.3s ease;
  }

  .search-box:focus-within {
    border-color: var(--motor-primary);
    box-shadow: 0 0 0 3px rgba(30, 58, 138, 0.1);
  }

  .search-icon {
    color: var(--motor-gray-600);
    font-size: 1.1rem;
    margin-right: 0.75rem;
  }

  .search-input {
    flex: 1;
    border: none;
    outline: none;
    font-size: 1rem;
    color: var(--motor-gray-800);
    background: transparent;
  }

  .search-input::placeholder {
    color: var(--motor-gray-500);
  }

  .search-clear {
    background: none;
    border: none;
    color: var(--motor-gray-500);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 0.25rem;
    border-radius: 50%;
    transition: all 0.2s ease;
    opacity: 0;
    visibility: hidden;
  }

  .search-clear.show {
    opacity: 1;
    visibility: visible;
  }

  .search-clear:hover {
    background: rgba(30, 58, 138, 0.1);
    color: var(--motor-primary);
  }

  /* FAQ项目 */
  .faq-item {
    background: white;
    border-radius: 15px;
    margin-bottom: 1.25rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    border: 1px solid rgba(30, 58, 138, 0.08);
    overflow: hidden;
    transition: all 0.3s ease;
  }

  .faq-item:hover {
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
  }

  .faq-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
  }

  .faq-header:hover {
    background: rgba(30, 58, 138, 0.02);
  }

  .faq-question {
    color: var(--motor-gray-800);
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0;
    padding-right: 2rem;
    line-height: 1.4;
  }

  .faq-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--motor-primary), var(--motor-secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    flex-shrink: 0;
  }

  .faq-icon i {
    color: white;
    font-size: 1.2rem;
    transition: transform 0.3s ease;
  }

  .faq-item.active .faq-icon i {
    transform: rotate(45deg);
  }

  .faq-content {
    display: none;
    padding: 0 1.5rem 1.5rem 1.5rem;
    color: var(--motor-gray-600);
    font-size: 1rem;
    line-height: 1.6;
  }

  .faq-content p {
    margin-bottom: 1rem;
  }

  .faq-content ul {
    margin-bottom: 1rem;
    padding-left: 1.5rem;
  }

  .faq-content li {
    margin-bottom: 0.5rem;
  }

  .faq-content strong {
    color: var(--motor-gray-800);
    font-weight: 600;
  }

  /* 无结果提示 */
  .no-results {
    text-align: center;
    padding: 3rem 1rem;
  }

  .no-results i {
    font-size: 3rem;
    color: var(--motor-gray-500);
    opacity: 0.5;
  }

  .no-results h4 {
    color: var(--motor-gray-800);
    margin-bottom: 0.75rem;
  }

  .no-results p {
    color: var(--motor-gray-600);
    margin-bottom: 1.5rem;
  }

  /* 联系卡片 */
  .contact-card {
    background: white;
    border-radius: 20px;
    /* padding: 2.5rem; */
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(30, 58, 138, 0.1);
  }
  #faqendcontact  .contact-card{
    padding: 2.5rem; 
  }
  .contact-card h3 {
    color: var(--motor-gray-800);
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 1rem;
  }

  .contact-card > p {
    color: var(--motor-gray-600);
    font-size: 1.1rem;
    margin-bottom: 2rem;
  }

  .contact-method {
    text-align: center;
    padding: 1.5rem;
    background: rgba(30, 58, 138, 0.02);
    border-radius: 15px;
    transition: all 0.3s ease;
  }

  .contact-method:hover {
    background: rgba(30, 58, 138, 0.05);
    transform: translateY(-3px);
  }

  .contact-method i {
    font-size: 2.5rem;
    color: var(--motor-primary);
    margin-bottom: 1rem;
  }

  .contact-method h5 {
    color: var(--motor-gray-800);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
  }

  .contact-method a {
    color: var(--motor-primary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
  }

  .contact-method a:hover {
    color: var(--motor-secondary);
  }

  /* =================================
     联系我们页面样式
  ================================= */
  .motor-contact-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    position: relative;
    overflow: hidden;
  }

  .motor-contact-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
      radial-gradient(circle at 20% 20%, rgba(30, 58, 138, 0.02) 0%, transparent 50%),
      radial-gradient(circle at 80% 80%, rgba(5, 150, 105, 0.02) 0%, transparent 50%);
    pointer-events: none;
  }

  .contact-title {
    font-size: var(--motor-text-4xl);
    font-weight: var(--motor-font-weight-bold);
    color: var(--motor-gray-800);
    margin-bottom: 1rem;
  }

  .contact-description {
    font-size: var(--motor-text-lg);
    color: var(--motor-gray-600);
    max-width: 700px;
    margin: 0 auto;
    line-height: var(--motor-line-height-relaxed);
  }

  /* 联系方式卡片 */
  .contact-method-card {
    background: white;
    border-radius: var(--motor-radius-2xl);
    padding: 2rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.8);
    transition: all var(--motor-transition-normal);
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .contact-method-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
    border-color: rgba(30, 58, 138, 0.3);
  }

  .method-icon-wrapper {
    margin-bottom: 1.5rem;
  }

  .method-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    transition: all var(--motor-transition-normal);
    position: relative;
    overflow: hidden;
  }

  .method-icon::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transform: translateX(-100%);
    transition: transform 0.6s ease;
  }

  .contact-method-card:hover .method-icon::before {
    transform: translateX(100%);
  }

  .method-icon.phone {
    background: linear-gradient(135deg, #3b82f6, #1e40af);
  }

  .method-icon.email {
    background: linear-gradient(135deg, #10b981, #047857);
  }

  .method-icon.whatsapp {
    background: linear-gradient(135deg, #22c55e, #16a34a);
  }

  .contact-method-card:hover .method-icon {
    transform: scale(1.1) rotate(5deg);
  }

  .method-content h3 {
    font-size: var(--motor-text-xl);
    font-weight: var(--motor-font-weight-bold);
    color: var(--motor-gray-800);
    margin-bottom: 0.5rem;
  }

  .method-content p {
    color: var(--motor-gray-600);
    margin-bottom: 1.5rem;
    font-size: var(--motor-text-base);
  }

  .contact-details {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
  }

  .contact-link {
    color: var(--motor-primary);
    text-decoration: none;
    font-size: var(--motor-text-lg);
    transition: color var(--motor-transition-fast);
  }

  .contact-link:hover {
    color: var(--motor-secondary);
  }

  .availability {
    font-size: var(--motor-text-sm);
    color: var(--motor-gray-500);
    font-style: italic;
  }

  /* 地址信息卡片 */
  .address-info-card {
    background: white;
    border-radius: var(--motor-radius-2xl);
    padding: 2.5rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(30, 58, 138, 0.1);
    height: 100%;
  }

  .info-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
    /* padding-bottom: 1.5rem; */
    /* border-bottom: 1px solid var(--motor-gray-200); */
  }

  .location-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--motor-accent), var(--motor-accent-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    flex-shrink: 0;
  }

  .header-content h3 {
    font-size: var(--motor-text-2xl);
    font-weight: var(--motor-font-weight-bold);
    color: var(--motor-gray-800);
    margin-bottom: 0.5rem;
  }

  .header-content p {
    color: var(--motor-gray-600);
    margin: 0;
  }

  .address-details {
    display: flex;
    flex-direction: column;
    gap: 2rem;
  }

  .address-item {
    display: flex;
    gap: 1rem;
  }

  .address-label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    min-width: 140px;
    flex-shrink: 0;
  }

  .address-label i {
    color: var(--motor-primary);
    font-size: 1.1rem;
  }

  .address-label span {
    font-weight: var(--motor-font-weight-semibold);
    color: var(--motor-gray-700);
    font-size: var(--motor-text-sm);
  }

  .address-value {
    color: var(--motor-gray-600);
    line-height: var(--motor-line-height-relaxed);
  }

  /* 地图容器 */
  .map-container {
    height: 100%;
    min-height: 400px;
  }

  .map-wrapper {
    background: var(--motor-gray-100);
    border-radius: var(--motor-radius-2xl);
    overflow: hidden;
    height: 100%;
    position: relative;
  }

  .map-placeholder {
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 2rem;
    background: linear-gradient(135deg, var(--motor-gray-50), var(--motor-gray-100));
  }

  .map-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--motor-primary), var(--motor-primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
    margin-bottom: 1.5rem;
  }

  .map-placeholder h4 {
    font-size: var(--motor-text-xl);
    font-weight: var(--motor-font-weight-bold);
    color: var(--motor-gray-800);
    margin-bottom: 0.5rem;
  }

  .map-placeholder p {
    color: var(--motor-gray-600);
    margin-bottom: 2rem;
  }

  .map-btn {
    background: linear-gradient(135deg, var(--motor-primary), var(--motor-primary-light));
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: var(--motor-radius-lg);
    font-weight: var(--motor-font-weight-semibold);
    transition: all var(--motor-transition-normal);
  }

  .map-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(30, 58, 138, 0.3);
  }

  /* 谷歌地图样式 */
  .google-map-wrapper {
    border-radius: var(--motor-radius-2xl);
    overflow: hidden;
    height: 100%;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(30, 58, 138, 0.1);
  }

  .google-map-wrapper iframe {
    width: 100%;
    height: 100%;
    min-height: 400px;
    border: none;
  }

  /* ========================================
     404错误页面样式
     ======================================== */
  
  .motor-404-page {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    position: relative;
    overflow: hidden;
    min-height: 100vh;
  }

  .error-section {
    position: relative;
    padding: 2rem 0;
  }

  /* 视觉动画区域 */
  .error-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 3rem;
  }

  /* 背景齿轮动画 */
  .gear-background {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 300px;
    height: 300px;
    z-index: 1;
  }

  .gear {
    position: absolute;
    color: rgba(30, 58, 138, 0.1);
    font-size: 4rem;
    animation: rotate 10s linear infinite;
  }

  .gear-1 {
    top: 20%;
    left: 10%;
    animation-duration: 8s;
    animation-direction: reverse;
  }

  .gear-2 {
    top: 10%;
    right: 15%;
    animation-duration: 12s;
    font-size: 3rem;
  }

  .gear-3 {
    bottom: 20%;
    left: 20%;
    animation-duration: 6s;
    animation-direction: reverse;
    font-size: 2.5rem;
  }

  @keyframes rotate {
    from {
      transform: rotate(0deg);
    }
    to {
      transform: rotate(360deg);
    }
  }

  /* 404数字样式 */
  .error-number {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    font-size: 8rem;
    font-weight: var(--motor-font-weight-bold);
    color: var(--motor-primary);
    text-shadow: 0 4px 20px rgba(30, 58, 138, 0.3);
    margin-bottom: 2rem;
  }

  .digit-4 {
    animation: bounce 2s ease-in-out infinite;
  }

  .digit-0 {
    position: relative;
  }

  .motor-gear-icon {
    animation: rotate 3s linear infinite;
    color: var(--motor-secondary);
    filter: drop-shadow(0 4px 15px rgba(5, 150, 105, 0.4));
  }

  @keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
      transform: translateY(0);
    }
    40% {
      transform: translateY(-20px);
    }
    60% {
      transform: translateY(-10px);
    }
  }

  /* 错误内容样式 */
  .error-title {
    font-size: var(--motor-text-4xl);
    font-weight: var(--motor-font-weight-bold);
    color: var(--motor-gray-800);
    margin-bottom: 1.5rem;
  }

  .error-description {
    font-size: var(--motor-text-lg);
    color: var(--motor-gray-600);
    line-height: var(--motor-line-height-relaxed);
    max-width: 600px;
    margin: 0 auto;
  }


  /* 快速导航卡片 */
  .quick-nav-title {
    font-size: var(--motor-text-xl);
    font-weight: var(--motor-font-weight-semibold);
    color: var(--motor-gray-700);
  }

  .nav-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2rem 1rem;
    background: white;
    border: 2px solid var(--motor-gray-200);
    border-radius: var(--motor-radius-xl);
    text-decoration: none;
    color: var(--motor-gray-700);
    transition: all var(--motor-transition-normal);
    height: 100%;
    position: relative;
    overflow: hidden;
  }

  .nav-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(30, 58, 138, 0.05), transparent);
    transition: left 0.6s ease;
  }

  .nav-card:hover::before {
    left: 100%;
  }

  .nav-card:hover {
    border-color: var(--motor-primary);
    color: var(--motor-primary);
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(30, 58, 138, 0.15);
    text-decoration: none;
  }

  .nav-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--motor-primary), var(--motor-secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    transition: all var(--motor-transition-normal);
  }

  .nav-card:hover .nav-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 8px 25px rgba(30, 58, 138, 0.3);
  }

  .nav-icon i {
    font-size: 1.5rem;
    color: white;
  }

  .nav-card span {
    font-size: var(--motor-text-base);
    font-weight: var(--motor-font-weight-medium);
    text-align: center;
  }


  /* 背景粒子效果 */
  .particles-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
    z-index: 0;
  }

  .particle {
    position: absolute;
    width: 6px;
    height: 6px;
    background: linear-gradient(45deg, var(--motor-primary), var(--motor-secondary));
    border-radius: 50%;
    opacity: 0.6;
    animation: float 8s ease-in-out infinite;
  }

  .particle:nth-child(1) {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
    animation-duration: 6s;
  }

  .particle:nth-child(2) {
    top: 60%;
    left: 80%;
    animation-delay: 2s;
    animation-duration: 8s;
  }

  .particle:nth-child(3) {
    top: 80%;
    left: 20%;
    animation-delay: 4s;
    animation-duration: 7s;
  }

  .particle:nth-child(4) {
    top: 30%;
    left: 70%;
    animation-delay: 1s;
    animation-duration: 9s;
  }

  .particle:nth-child(5) {
    top: 70%;
    left: 50%;
    animation-delay: 3s;
    animation-duration: 5s;
  }

  @keyframes float {
    0%, 100% {
      transform: translateY(0px) rotate(0deg);
      opacity: 0.6;
    }
    25% {
      transform: translateY(-20px) rotate(90deg);
      opacity: 0.8;
    }
    50% {
      transform: translateY(-10px) rotate(180deg);
      opacity: 0.4;
    }
    75% {
      transform: translateY(-30px) rotate(270deg);
      opacity: 0.9;
    }
  }

  /* ========================================
     Load More Button 样式 - 现代化设计
     ======================================== */
  .load-more-btn {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    border: 1px solid #e2e8f0;
    color: #64748b;
    font-size: 0.875rem;
    font-weight: 500;
    padding: 16px 32px;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 12px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
    backdrop-filter: blur(10px);
  }

  .load-more-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left 0.6s ease;
  }

  .load-more-btn:hover::before {
    left: 100%;
  }

  .load-more-btn:hover {
    background: linear-gradient(135deg, #ffffff 0%, #f1f5f9 100%);
    border-color: #cbd5e1;
    color: var(--motor-primary);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
  }

  .load-more-btn:active {
    transform: translateY(0);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  }

  .load-more-text {
    position: relative;
    z-index: 2;
    letter-spacing: 0.025em;
  }

  .load-more-icon {
    position: relative;
    z-index: 2;
    width: 20px;
    height: 20px;
    background: rgba(59, 130, 246, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
  }

  .load-more-icon i {
    font-size: 0.75rem;
    color: var(--motor-primary);
    transition: transform 0.3s ease;
  }

  .load-more-btn:hover .load-more-icon {
    background: rgba(59, 130, 246, 0.15);
    transform: scale(1.1);
  }

  .load-more-btn:hover .load-more-icon i {
    transform: translateY(2px);
  }

  .load-more-btn:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
  }
.solution-cta-section{
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.solution-cta-section a{
    border-radius: 25px!important;
  }

/* 产品卡片下方标题样式 */
.motor-product-card-title {
    padding: 12px 5px 5px;
    text-align: center;
    background: transparent;
    margin-top: 8px;
}

.motor-product-card-title a {
    text-decoration: none;
    color: inherit;
    display: block;
}

.product-card-title {
    margin: 0;
    font-size: 0.95rem;
    font-weight: 600;
    color: #333;
    line-height: 1.3;
    transition: color 0.3s ease;
}

/* 悬停效果 - 现在需要通过父容器触发 */
.col-lg-3:hover .product-card-title,
.col-6:hover .product-card-title,
.motor-product-card-title a:hover .product-card-title {
    color: #007bff;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .motor-product-card-title {
        padding: 8px 3px 3px;
        margin-top: 6px;
    }
    
    .product-card-title {
        font-size: 0.85rem;
    }
}