/* 全局样式 */
body {
    font-family: 'Roboto', sans-serif;
    background-color: #f8f9fa;
    color: #333;
}

/* 统一容器宽度 */
.container-fluid.site-container {
    max-width: 1920px;
    margin-left: auto;
    margin-right: auto;
}

/* 顶通栏样式 */
.top-bar {
    font-size: 0.85rem;
    color: #666;
}

.top-bar a {
    color: #666;
    text-decoration: none;
}

.top-bar a:hover {
    color: #0056b3;
}

/* 中间区域样式 */
.header-middle {
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.navbar-brand img {
    max-height: 50px;
}

/* 导航菜单样式 */
.navbar {
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.navbar-dark .navbar-nav .nav-link {
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
    padding: 0.7rem 1rem;
    transition: all 0.3s ease;
}

.navbar-dark .navbar-nav .nav-link:hover {
    color: #ffffff;
    background-color: rgba(255, 255, 255, 0.1);
}

/* 顶部导航菜单作为顶通栏 */
.navbar-dark {
    padding-top: 0.5rem;
    padding-bottom: 0.5rem;
}

/* 中间区域样式调整 */
.header-middle {
    padding: 1rem 0;
    box-shadow: 0 2px 5px rgba(0,0,0,0.08);
}

/* 响应式调整 */
@media (max-width: 991.98px) {
    .navbar-dark .navbar-nav .nav-link {
        padding: 0.5rem 1rem;
    }
    
    .header-middle {
        padding: 0.75rem 0;
    }
}

/* 购物车和收藏夹样式 */
.header-middle .nav-link {
    color: #333;
    padding: 0.5rem 1rem;
    font-weight: 500;
}

.header-middle .nav-link:hover {
    color: #0056b3;
}

.header-middle .badge {
    position: relative;
    top: -8px;
    left: -5px;
    font-size: 0.7rem;
}

/* 服务热线和联系方式样式 */
.contact-info {
    line-height: 1.4;
}

.service-hotline {
    font-size: 1.1rem;
}

.service-hotline .text-primary {
    font-size: 1.2rem;
}

.service-email, .service-hours {
    color: #666;
}

/* 顶部导航栏购物车和收藏夹样式 */
.navbar-dark .badge-light {
    position: relative;
    top: -5px;
    font-size: 0.7rem;
}

/* 页脚样式 */
footer {
    background-color: #343a40;
    color: #fff;
    padding: 2rem 0;
}

/* 卡片样式 */
.card {
    border-radius: 0.5rem;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    margin-bottom: 1.5rem;
}

.card-header {
    border-top-left-radius: 0.5rem !important;
    border-top-right-radius: 0.5rem !important;
}

/* 按钮样式 */
.btn {
    border-radius: 0.25rem;
    font-weight: 500;
}

.btn-primary {
    background-color: #0056b3;
    border-color: #0056b3;
}

.btn-primary:hover {
    background-color: #004494;
    border-color: #004494;
}

/* 表单样式 */
.form-control {
    border-radius: 0.25rem;
}

.form-control:focus {
    border-color: #0056b3;
    box-shadow: 0 0 0 0.2rem rgba(0,86,179,0.25);
}

/* 用户中心样式 */
.security-item {
    padding: 0.75rem 0;
    border-bottom: 1px solid #eee;
}

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

/* 登录记录表格 */
.table-hover tbody tr:hover {
    background-color: rgba(0,86,179,0.05);
}

/* 异常登录警告 */
.alert-abnormal-login {
    background-color: #fff3cd;
    border-color: #ffeeba;
    color: #856404;
}

/* 邮箱验证状态 */
.email-verified {
    color: #28a745;
}

.email-unverified {
    color: #dc3545;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .card-header h4 {
        font-size: 1.2rem;
    }
    
    .table-responsive {
        font-size: 0.9rem;
    }
}

:root {
    --primary-color: #0056b3;      /* 主色调：专业蓝 */
    --secondary-color: #6c757d;    /* 次要色调：中性灰 */
    --accent-color: #17a2b8;       /* 强调色：科技蓝绿 */
    --success-color: #28a745;      /* 成功色：保留原绿色用于成功状态 */
    --warning-color: #ffc107;      /* 警告色 */
    --danger-color: #dc3545;       /* 危险色 */
    --light-color: #f8f9fa;        /* 浅色背景 */
    --dark-color: #343a40;         /* 深色背景 */
  }
  body {
    font-family: 'Roboto', 'Noto Sans SC', sans-serif;
    /* Noto Sans SC 对中文显示友好 */
  }
  
  h1, h2, h3, h4, h5, h6 {
    font-family: 'Open Sans', 'Noto Sans SC', sans-serif;
    font-weight: 600;
  }
  .btn, .card, .dropdown-menu, .form-control {
    border-radius: 4px;
    transition: all 0.3s ease;
  }
  
  .card, .dropdown-menu {
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
  }
  :root {
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
  }
  
  p {
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
  }
  .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
  }
  
  .form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(0, 86, 179, 0.25);
  }