/**
 * Chinese Homepage - China Market Style Optimization
 * 中文站点首页 - 中国市场风格优化
 * 
 * 设计理念：
 * - 信息丰富：充实的内容展示，信息密度适中
 * - 视觉冲击：大气磅礴的 Banner，强烈的品牌感
 * - 专业可信：突出企业实力、资质认证、成功案例
 * - 色彩丰富：使用渐变、阴影、装饰元素增强视觉效果
 * - 行动导向：明确的 CTA 按钮，引导用户转化
 */

/* ============================================================================
   全局优化 - 中文字体和排版
   ============================================================================ */

body.lang-zh .home-page,
body.lang-zh.home,
body:not([class*="lang-"]) .home-page,
body:not([class*="lang-"]).home {
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "微软雅黑", Arial, sans-serif;
    letter-spacing: 0.02em;
}

/* ============================================================================
   Hero Banner - 大气磅礴的中国风格
   ============================================================================ */

body.lang-zh .home-page .hero-section,
body.lang-zh.home .hero-section,
body:not([class*="lang-"]) .home-page .hero-section,
body:not([class*="lang-"]).home .hero-section {
    min-height: 680px !important;
    padding: 10rem 0 !important;
    position: relative;
    overflow: hidden;
}

/* Banner 装饰性渐变遮罩 - 增强视觉冲击力 */
body.lang-zh .home-page .hero-section::before,
body.lang-zh.home .hero-section::before,
body:not([class*="lang-"]) .home-page .hero-section::before,
body:not([class*="lang-"]).home .hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, 
        rgba(13, 71, 161, 0.88) 0%, 
        rgba(21, 101, 192, 0.85) 35%, 
        rgba(25, 118, 210, 0.75) 70%, 
        rgba(33, 150, 243, 0.65) 100%);
    z-index: 1;
    pointer-events: none;
}

/* Banner 装饰性图案 */
body.lang-zh .home-page .hero-section::after,
body.lang-zh.home .hero-section::after,
body:not([class*="lang-"]) .home-page .hero-section::after,
body:not([class*="lang-"]).home .hero-section::after {
    content: '';
    position: absolute;
    bottom: -50px;
    right: -50px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 1;
    pointer-events: none;
}

/* 确保 Banner 内容在遮罩层之上 */
body.lang-zh .home-page .hero-section .container,
body.lang-zh.home .hero-section .container,
body:not([class*="lang-"]) .home-page .hero-section .container,
body:not([class*="lang-"]).home .hero-section .container {
    position: relative;
    z-index: 2;
}

/* Banner 标题 - 大气醒目 */
body.lang-zh .home-page .hero-section .hero-title,
body.lang-zh.home .hero-section .hero-title,
body:not([class*="lang-"]) .home-page .hero-section .hero-title,
body:not([class*="lang-"]).home .hero-section .hero-title {
    font-size: 3.75rem !important;
    font-weight: 700 !important;
    line-height: 1.25 !important;
    letter-spacing: 0.02em !important;
    margin-bottom: 1.75rem !important;
    color: #ffffff !important;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2) !important;
}

body.lang-zh .home-page .hero-section .hero-subtitle,
body.lang-zh.home .hero-section .hero-subtitle,
body:not([class*="lang-"]) .home-page .hero-section .hero-subtitle,
body:not([class*="lang-"]).home .hero-section .hero-subtitle {
    font-size: 1.5rem !important;
    font-weight: 400 !important;
    line-height: 1.7 !important;
    letter-spacing: 0.03em !important;
    margin-bottom: 3rem !important;
    color: rgba(255, 255, 255, 0.98) !important;
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.15) !important;
}

/* CTA 按钮 - 醒目突出 */
body.lang-zh .home-page .hero-section .btn,
body.lang-zh.home .hero-section .btn,
body:not([class*="lang-"]) .home-page .hero-section .btn,
body:not([class*="lang-"]).home .hero-section .btn {
    padding: 1.125rem 3rem !important;
    font-size: 1.125rem !important;
    font-weight: 600 !important;
    border-radius: 50px !important;
    letter-spacing: 0.05em !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2) !important;
}

body.lang-zh .home-page .hero-section .btn-primary,
body.lang-zh.home .hero-section .btn-primary,
body:not([class*="lang-"]) .home-page .hero-section .btn-primary,
body:not([class*="lang-"]).home .hero-section .btn-primary {
    background: linear-gradient(135deg, #ff6b35 0%, #f7931e 100%) !important;
    color: #ffffff !important;
    border: none !important;
}

body.lang-zh .home-page .hero-section .btn-primary:hover,
body.lang-zh.home .hero-section .btn-primary:hover,
body:not([class*="lang-"]) .home-page .hero-section .btn-primary:hover,
body:not([class*="lang-"]).home .hero-section .btn-primary:hover {
    background: linear-gradient(135deg, #f7931e 0%, #ff6b35 100%) !important;
    transform: translateY(-3px) !important;
    box-shadow: 0 8px 25px rgba(255, 107, 53, 0.4) !important;
}

body.lang-zh .home-page .hero-section .btn-secondary,
body.lang-zh.home .hero-section .btn-secondary,
body:not([class*="lang-"]) .home-page .hero-section .btn-secondary,
body:not([class*="lang-"]).home .hero-section .btn-secondary {
    background: rgba(255, 255, 255, 0.15) !important;
    color: #ffffff !important;
    border: 2px solid rgba(255, 255, 255, 0.9) !important;
    backdrop-filter: blur(10px) !important;
}

body.lang-zh .home-page .hero-section .btn-secondary:hover,
body.lang-zh.home .hero-section .btn-secondary:hover,
body:not([class*="lang-"]) .home-page .hero-section .btn-secondary:hover,
body:not([class*="lang-"]).home .hero-section .btn-secondary:hover {
    background: rgba(255, 255, 255, 0.25) !important;
    border-color: #ffffff !important;
    transform: translateY(-3px) !important;
}

/* ============================================================================
   Section 通用样式 - 丰富的视觉层次
   ============================================================================ */

body.lang-zh .home-page section,
body.lang-zh.home section,
body:not([class*="lang-"]) .home-page section,
body:not([class*="lang-"]).home section {
    padding: 5rem 0 !important;
}

body.lang-zh .home-page .section-header,
body.lang-zh.home .section-header,
body:not([class*="lang-"]) .home-page .section-header,
body:not([class*="lang-"]).home .section-header {
    text-align: center;
    margin-bottom: 3.5rem !important;
    position: relative;
}

body.lang-zh .home-page .section-title,
body.lang-zh.home .section-title,
body:not([class*="lang-"]) .home-page .section-title,
body:not([class*="lang-"]).home .section-title {
    font-size: 2.5rem !important;
    font-weight: 700 !important;
    line-height: 1.3 !important;
    letter-spacing: 0.03em !important;
    color: #1a1a1a !important;
    margin-bottom: 1.25rem !important;
    position: relative;
    display: inline-block;
}

/* 标题装饰线 - 中国风格 */
body.lang-zh .home-page .section-title::after,
body.lang-zh.home .section-title::after,
body:not([class*="lang-"]) .home-page .section-title::after,
body:not([class*="lang-"]).home .section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #1565c0 0%, #1976d2 50%, #1565c0 100%);
    border-radius: 2px;
}

body.lang-zh .home-page .section-description,
body.lang-zh.home .section-description,
body:not([class*="lang-"]) .home-page .section-description,
body:not([class*="lang-"]).home .section-description {
    font-size: 1.125rem !important;
    line-height: 1.8 !important;
    color: #666 !important;
    max-width: 700px;
    margin: 0 auto;
}

/* ============================================================================
   Company Intro - 突出企业实力
   ============================================================================ */

body.lang-zh .home-page .company-intro,
body.lang-zh.home .company-intro,
body:not([class*="lang-"]) .home-page .company-intro,
body:not([class*="lang-"]).home .company-intro {
    background: linear-gradient(180deg, #f8f9fa 0%, #ffffff 100%) !important;
    padding: 5rem 0 !important;
}

body.lang-zh .home-page .company-intro .intro-text,
body.lang-zh.home .company-intro .intro-text,
body:not([class*="lang-"]) .home-page .company-intro .intro-text,
body:not([class*="lang-"]).home .company-intro .intro-text {
    font-size: 1.0625rem !important;
    line-height: 2 !important;
    color: #444 !important;
}

/* 关于我们按钮 - 中国蓝色风格 */
body.lang-zh .home-page .company-intro .btn-outline,
body.lang-zh.home .company-intro .btn-outline,
body:not([class*="lang-"]) .home-page .company-intro .btn-outline,
body:not([class*="lang-"]).home .company-intro .btn-outline {
    background: linear-gradient(135deg, #1565c0 0%, #1976d2 100%) !important;
    color: #ffffff !important;
    border: none !important;
    padding: 0.875rem 2.5rem !important;
    font-size: 1rem !important;
    font-weight: 600 !important;
    border-radius: 50px !important;
    box-shadow: 0 4px 15px rgba(21, 101, 192, 0.3) !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
    text-decoration: none !important;
    display: inline-block !important;
    margin-top: 1.5rem !important;
}

body.lang-zh .home-page .company-intro .btn-outline:hover,
body.lang-zh.home .company-intro .btn-outline:hover,
body:not([class*="lang-"]) .home-page .company-intro .btn-outline:hover,
body:not([class*="lang-"]).home .company-intro .btn-outline:hover {
    background: linear-gradient(135deg, #0d47a1 0%, #1565c0 100%) !important;
    box-shadow: 0 8px 25px rgba(13, 71, 161, 0.4) !important;
    transform: translateY(-3px) !important;
    color: #ffffff !important;
}

/* 统计数据卡片 - 醒目的渐变设计 */
body.lang-zh .home-page .company-intro .stat-item,
body.lang-zh.home .company-intro .stat-item,
body:not([class*="lang-"]) .home-page .company-intro .stat-item,
body:not([class*="lang-"]).home .company-intro .stat-item {
    background: linear-gradient(135deg, #ffffff 0%, #f5f7fa 100%) !important;
    border: 2px solid #e3f2fd !important;
    border-radius: 20px !important;
    padding: 2.5rem 2rem !important;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1) !important;
    box-shadow: 0 4px 12px rgba(21, 101, 192, 0.08) !important;
    position: relative;
    overflow: hidden;
}

/* 卡片装饰性背景 */
body.lang-zh .home-page .company-intro .stat-item::before,
body.lang-zh.home .company-intro .stat-item::before,
body:not([class*="lang-"]) .home-page .company-intro .stat-item::before,
body:not([class*="lang-"]).home .company-intro .stat-item::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(21, 101, 192, 0.05) 0%, transparent 70%);
    transition: all 0.4s ease;
}

body.lang-zh .home-page .company-intro .stat-item:hover,
body.lang-zh.home .company-intro .stat-item:hover,
body:not([class*="lang-"]) .home-page .company-intro .stat-item:hover,
body:not([class*="lang-"]).home .company-intro .stat-item:hover {
    border-color: #1976d2 !important;
    box-shadow: 0 12px 30px rgba(21, 101, 192, 0.15) !important;
    transform: translateY(-8px) scale(1.02) !important;
}

body.lang-zh .home-page .company-intro .stat-item:hover::before,
body.lang-zh.home .company-intro .stat-item:hover::before,
body:not([class*="lang-"]) .home-page .company-intro .stat-item:hover::before,
body:not([class*="lang-"]).home .company-intro .stat-item:hover::before {
    top: -30%;
    right: -30%;
}

body.lang-zh .home-page .company-intro .stat-number,
body.lang-zh.home .company-intro .stat-number,
body:not([class*="lang-"]) .home-page .company-intro .stat-number,
body:not([class*="lang-"]).home .company-intro .stat-number {
    font-size: 3.75rem !important;
    font-weight: 800 !important;
    color: #1565c0 !important;
    line-height: 1 !important;
    margin-bottom: 1rem !important;
    position: relative;
    text-shadow: 0 2px 4px rgba(21, 101, 192, 0.2);
}

body.lang-zh .home-page .company-intro .stat-label,
body.lang-zh.home .company-intro .stat-label,
body:not([class*="lang-"]) .home-page .company-intro .stat-label,
body:not([class*="lang-"]).home .company-intro .stat-label {
    font-size: 1.0625rem !important;
    font-weight: 600 !important;
    color: #555 !important;
    letter-spacing: 0.05em !important;
}

/* ============================================================================
   Business Areas - 丰富的卡片设计
   ============================================================================ */

body.lang-zh .home-page .business-areas,
body.lang-zh.home .business-areas,
body:not([class*="lang-"]) .home-page .business-areas,
body:not([class*="lang-"]).home .business-areas {
    background: #ffffff !important;
    padding: 5rem 0 !important;
}

body.lang-zh .home-page .business-areas .business-card,
body.lang-zh.home .business-areas .business-card,
body:not([class*="lang-"]) .home-page .business-areas .business-card,
body:not([class*="lang-"]).home .business-areas .business-card {
    background: #ffffff !important;
    border: 2px solid #e8eaf6 !important;
    border-radius: 16px !important;
    overflow: hidden !important;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1) !important;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.06) !important;
}

body.lang-zh .home-page .business-areas .business-card:hover,
body.lang-zh.home .business-areas .business-card:hover,
body:not([class*="lang-"]) .home-page .business-areas .business-card:hover,
body:not([class*="lang-"]).home .business-areas .business-card:hover {
    border-color: #1976d2 !important;
    box-shadow: 0 15px 40px rgba(21, 101, 192, 0.15) !important;
    transform: translateY(-10px) !important;
}

/* ============================================================================
   CTA Section - 强烈的行动号召
   ============================================================================ */

body.lang-zh .home-page .cta-section,
body.lang-zh.home .cta-section,
body:not([class*="lang-"]) .home-page .cta-section,
body:not([class*="lang-"]).home .cta-section {
    background: linear-gradient(135deg, #0d47a1 0%, #1565c0 50%, #1976d2 100%) !important;
    padding: 5rem 0 !important;
    text-align: center;
    position: relative;
    overflow: hidden;
}

/* CTA 装饰性图案 */
body.lang-zh .home-page .cta-section::before,
body.lang-zh.home .cta-section::before,
body:not([class*="lang-"]) .home-page .cta-section::before,
body:not([class*="lang-"]).home .cta-section::before {
    content: '';
    position: absolute;
    top: -100px;
    left: -100px;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

body.lang-zh .home-page .cta-section::after,
body.lang-zh.home .cta-section::after,
body:not([class*="lang-"]) .home-page .cta-section::after,
body:not([class*="lang-"]).home .cta-section::after {
    content: '';
    position: absolute;
    bottom: -150px;
    right: -150px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, transparent 70%);
    border-radius: 50%;
}

/* ============================================================================
   响应式设计
   ============================================================================ */

/* 平板端 (1024px 以下) */
@media (max-width: 1024px) {
    body.lang-zh .home-page section,
    body.lang-zh.home section,
    body:not([class*="lang-"]) .home-page section,
    body:not([class*="lang-"]).home section {
        padding: 4rem 0 !important;
    }
    
    body.lang-zh .home-page .hero-section,
    body.lang-zh.home .hero-section,
    body:not([class*="lang-"]) .home-page .hero-section,
    body:not([class*="lang-"]).home .hero-section {
        min-height: 600px !important;
        padding: 8rem 0 !important;
    }
    
    body.lang-zh .home-page .hero-section .hero-title,
    body.lang-zh.home .hero-section .hero-title,
    body:not([class*="lang-"]) .home-page .hero-section .hero-title,
    body:not([class*="lang-"]).home .hero-section .hero-title {
        font-size: 3rem !important;
    }
    
    body.lang-zh .home-page .section-title,
    body.lang-zh.home .section-title,
    body:not([class*="lang-"]) .home-page .section-title,
    body:not([class*="lang-"]).home .section-title {
        font-size: 2.25rem !important;
    }
}

/* 移动端 (768px 以下) */
@media (max-width: 768px) {
    body.lang-zh .home-page section,
    body.lang-zh.home section,
    body:not([class*="lang-"]) .home-page section,
    body:not([class*="lang-"]).home section {
        padding: 3rem 0 !important;
    }
    
    body.lang-zh .home-page .hero-section,
    body.lang-zh.home .hero-section,
    body:not([class*="lang-"]) .home-page .hero-section,
    body:not([class*="lang-"]).home .hero-section {
        min-height: 550px !important;
        padding: 6rem 0 !important;
    }
    
    body.lang-zh .home-page .hero-section .hero-title,
    body.lang-zh.home .hero-section .hero-title,
    body:not([class*="lang-"]) .home-page .hero-section .hero-title,
    body:not([class*="lang-"]).home .hero-section .hero-title {
        font-size: 2.5rem !important;
    }
    
    body.lang-zh .home-page .hero-section .hero-subtitle,
    body.lang-zh.home .hero-section .hero-subtitle,
    body:not([class*="lang-"]) .home-page .hero-section .hero-subtitle,
    body:not([class*="lang-"]).home .hero-section .hero-subtitle {
        font-size: 1.25rem !important;
    }
    
    body.lang-zh .home-page .section-title,
    body.lang-zh.home .section-title,
    body:not([class*="lang-"]) .home-page .section-title,
    body:not([class*="lang-"]).home .section-title {
        font-size: 2rem !important;
    }
    
    body.lang-zh .home-page .company-intro .stat-number,
    body.lang-zh.home .company-intro .stat-number,
    body:not([class*="lang-"]) .home-page .company-intro .stat-number,
    body:not([class*="lang-"]).home .company-intro .stat-number {
        font-size: 3rem !important;
    }
}

/* 小屏幕移动端 (480px 以下) */
@media (max-width: 480px) {
    body.lang-zh .home-page .hero-section .hero-title,
    body.lang-zh.home .hero-section .hero-title,
    body:not([class*="lang-"]) .home-page .hero-section .hero-title,
    body:not([class*="lang-"]).home .hero-section .hero-title {
        font-size: 2rem !important;
    }
    
    body.lang-zh .home-page .section-title,
    body.lang-zh.home .section-title,
    body:not([class*="lang-"]) .home-page .section-title,
    body:not([class*="lang-"]).home .section-title {
        font-size: 1.75rem !important;
    }
    
    body.lang-zh .home-page .hero-section .btn,
    body.lang-zh.home .hero-section .btn,
    body:not([class*="lang-"]) .home-page .hero-section .btn,
    body:not([class*="lang-"]).home .hero-section .btn {
        padding: 1rem 2rem !important;
        font-size: 1rem !important;
    }
}