/* 基础样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* CSS变量 */
:root {
    /* 主要颜色 - 基于公司logo色系 */
    --primary-color: #2d3f5f;
    --primary-dark: #1e2a4a;
    --primary-light: #4a5c7a;
    --secondary-color: #5eb3e4;
    --accent-color: #4ea8d8;
    
    /* 中性色 */
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-light: #9ca3af;
    --bg-white: #ffffff;
    --bg-gray-50: #f9fafb;
    --bg-gray-100: #f3f4f6;
    --bg-gray-900: #111827;
    
    /* 渐变 - 基于公司logo色系 */
    --gradient-primary: linear-gradient(135deg, #2d3f5f 0%, #5eb3e4 100%);
    --gradient-secondary: linear-gradient(135deg, #4ea8d8 0%, #5eb3e4 100%);
    
    /* 阴影 */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* 字体 */
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    
    /* 间距 */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* 动画 */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* 基础样式 */
html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-white);
}

/* 高亮文本样式 */
.highlight-text {
    color: var(--secondary-color);
    font-weight: 600;
    font-size: 0.95em;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: all var(--transition-normal);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 75px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.logo-img {
    max-width: 200px;
    height: auto;
    max-height: 60px;
    object-fit: contain;
    object-position: left center;
}

.logo-text {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--primary-color);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
}

.nav-item {
    position: relative;
}

.nav-link {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 6px;
    transition: all var(--transition-fast);
}

.nav-link:hover {
    color: var(--primary-color);
    background-color: var(--bg-gray-50);
}

/* 下拉菜单 */
.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: white;
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-xs);
    min-width: 250px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-normal);
    list-style: none;
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li {
    margin: 0;
}

.dropdown-menu a {
    display: block;
    padding: var(--spacing-xs) var(--spacing-sm);
    color: var(--text-primary);
    text-decoration: none;
    border-radius: 4px;
    transition: all var(--transition-fast);
}

.dropdown-menu a:hover {
    background-color: var(--bg-gray-50);
    color: var(--primary-color);
}

/* 汉堡菜单 */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.bar {
    width: 25px;
    height: 3px;
    background-color: var(--text-primary);
    transition: var(--transition-fast);
}

/* 主要内容 */
main {
    margin-top: 70px;
}

/* 章节标题 */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-header h2 {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.section-header p {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
}

/* 按钮样式 */
.btn-primary, .btn-secondary, .btn-submit {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: all var(--transition-normal);
    cursor: pointer;
    border: none;
    font-size: var(--font-size-base);
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
}

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

.btn-secondary {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: white;
}

/* Hero section中的次要按钮特殊样式 */
.hero-section .btn-secondary {
    background: rgba(255, 255, 255, 0.95);
    color: var(--primary-color);
    border: 2px solid rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.hero-section .btn-secondary:hover {
    background: var(--secondary-color);
    color: white;
    border-color: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(94, 179, 228, 0.4);
}

/* 产品详情页面中的次要按钮特殊样式 */
.product-detail-hero .btn-secondary {
    background: rgba(255, 255, 255, 0.95);
    color: var(--primary-color);
    border: 2px solid rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.product-detail-hero .btn-secondary:hover {
    background: var(--secondary-color);
    color: white;
    border-color: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(94, 179, 228, 0.4);
}

.btn-submit {
    background: var(--gradient-primary);
    color: white;
    width: 100%;
    padding: 16px;
    font-size: var(--font-size-lg);
}

/* 英雄区域 */
.hero-section {
    min-height: calc(100vh - 70px);
    display: flex;
    align-items: center;
    position: relative;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 25%, #334155 50%, #475569 75%, #64748b 100%);
    overflow: hidden;
}

/* 动态背景装饰 */
.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 20%, rgba(59, 130, 246, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(6, 182, 212, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 40% 60%, rgba(245, 158, 11, 0.2) 0%, transparent 50%);
    animation: backgroundShift 15s ease-in-out infinite;
}

@keyframes backgroundShift {
    0%, 100% { 
        background: 
            radial-gradient(circle at 20% 20%, rgba(59, 130, 246, 0.3) 0%, transparent 50%),
            radial-gradient(circle at 80% 80%, rgba(6, 182, 212, 0.3) 0%, transparent 50%),
            radial-gradient(circle at 40% 60%, rgba(245, 158, 11, 0.2) 0%, transparent 50%);
    }
    33% { 
        background: 
            radial-gradient(circle at 60% 30%, rgba(59, 130, 246, 0.3) 0%, transparent 50%),
            radial-gradient(circle at 20% 70%, rgba(6, 182, 212, 0.3) 0%, transparent 50%),
            radial-gradient(circle at 80% 40%, rgba(245, 158, 11, 0.2) 0%, transparent 50%);
    }
    66% { 
        background: 
            radial-gradient(circle at 80% 60%, rgba(59, 130, 246, 0.3) 0%, transparent 50%),
            radial-gradient(circle at 40% 20%, rgba(6, 182, 212, 0.3) 0%, transparent 50%),
            radial-gradient(circle at 70% 80%, rgba(245, 158, 11, 0.2) 0%, transparent 50%);
    }
}

/* 几何图形装饰 */
.hero-section::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat;
    opacity: 0.5;
    animation: patternMove 20s linear infinite;
}

@keyframes patternMove {
    0% { transform: translateX(0) translateY(0); }
    100% { transform: translateX(60px) translateY(60px); }
}

/* 科技感粒子效果 */
.hero-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 1;
}

.particle {
    position: absolute;
    width: 2px;
    height: 2px;
    background: rgba(255, 255, 255, 0.6);
    border-radius: 50%;
    animation: particleFloat 15s linear infinite;
}

.particle:nth-child(1) { left: 10%; animation-delay: 0s; animation-duration: 12s; }
.particle:nth-child(2) { left: 20%; animation-delay: 2s; animation-duration: 15s; }
.particle:nth-child(3) { left: 30%; animation-delay: 4s; animation-duration: 18s; }
.particle:nth-child(4) { left: 40%; animation-delay: 6s; animation-duration: 20s; }
.particle:nth-child(5) { left: 50%; animation-delay: 8s; animation-duration: 14s; }
.particle:nth-child(6) { left: 60%; animation-delay: 10s; animation-duration: 16s; }
.particle:nth-child(7) { left: 70%; animation-delay: 12s; animation-duration: 22s; }
.particle:nth-child(8) { left: 80%; animation-delay: 14s; animation-duration: 13s; }
.particle:nth-child(9) { left: 90%; animation-delay: 16s; animation-duration: 17s; }

@keyframes particleFloat {
    0% {
        top: 100%;
        opacity: 0;
        transform: scale(0.5);
    }
    10% {
        opacity: 1;
        transform: scale(1);
    }
    90% {
        opacity: 1;
        transform: scale(1);
    }
    100% {
        top: -10%;
        opacity: 0;
        transform: scale(0.5);
    }
}

/* 网格线效果 */
.hero-grid {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: gridMove 30s linear infinite;
    z-index: 1;
}

@keyframes gridMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

/* 科技感光线效果 */
.hero-beams {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    overflow: hidden;
}

.beam {
    position: absolute;
    width: 2px;
    height: 200px;
    background: linear-gradient(180deg, transparent 0%, rgba(59, 130, 246, 0.8) 50%, transparent 100%);
    animation: beamMove 8s linear infinite;
}

.beam:nth-child(1) { 
    left: 15%; 
    animation-delay: 0s; 
    background: linear-gradient(180deg, transparent 0%, rgba(59, 130, 246, 0.8) 50%, transparent 100%);
}
.beam:nth-child(2) { 
    left: 35%; 
    animation-delay: 2s; 
    background: linear-gradient(180deg, transparent 0%, rgba(6, 182, 212, 0.8) 50%, transparent 100%);
}
.beam:nth-child(3) { 
    left: 55%; 
    animation-delay: 4s; 
    background: linear-gradient(180deg, transparent 0%, rgba(245, 158, 11, 0.8) 50%, transparent 100%);
}
.beam:nth-child(4) { 
    left: 75%; 
    animation-delay: 6s; 
    background: linear-gradient(180deg, transparent 0%, rgba(59, 130, 246, 0.8) 50%, transparent 100%);
}

@keyframes beamMove {
    0% {
        top: -200px;
        opacity: 0;
    }
    20% {
        opacity: 1;
    }
    80% {
        opacity: 1;
    }
    100% {
        top: 100%;
        opacity: 0;
    }
}

/* 增强高亮文字效果 */
.highlight {
    background: linear-gradient(45deg, #3b82f6, #06b6d4, #f59e0b);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 3s ease-in-out infinite;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.hero-content {
    z-index: 2;
}

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    color: white;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

/* 这个样式已经被重新定义在上面 */

.typewriter {
    display: inline-block;
    border-right: 2px solid var(--primary-color);
    animation: typing 3s steps(8), blink 1s infinite;
}

@keyframes typing {
    from { width: 0; }
    to { width: 100%; }
}

@keyframes blink {
    0%, 50% { border-color: var(--primary-color); }
    51%, 100% { border-color: transparent; }
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-xl);
    line-height: 1.6;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

/* 浮动卡片 */
.hero-image {
    position: relative;
    height: 400px;
}

.floating-cards {
    position: relative;
    width: 100%;
    height: 100%;
}

.card {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 16px;
    padding: var(--spacing-md);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    animation: float 6s ease-in-out infinite;
    z-index: 2;
}

.card-1 {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.card-2 {
    top: 60%;
    right: 20%;
    animation-delay: 2s;
}

.card-3 {
    bottom: 10%;
    left: 30%;
    animation-delay: 4s;
}

.card-icon {
    font-size: var(--font-size-3xl);
}

.card-text {
    font-weight: 600;
    color: white;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

/* 滚动指示器 */
.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: rgba(255, 255, 255, 0.8);
    animation: bounce 2s infinite;
    z-index: 3;
}

.scroll-arrow {
    width: 20px;
    height: 20px;
    border-right: 2px solid rgba(255, 255, 255, 0.8);
    border-bottom: 2px solid rgba(255, 255, 255, 0.8);
    transform: rotate(45deg);
    margin: var(--spacing-xs) auto;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

/* 关于公司 - 核心能力风格 */
.about-section {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 30%, #e2e8f0 70%, #f8fafc 100%);
    position: relative;
    overflow: hidden;
}

.about-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 15% 25%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 85% 75%, rgba(16, 185, 129, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(245, 158, 11, 0.05) 0%, transparent 50%);
    animation: aboutBgShift 20s ease-in-out infinite;
}

@keyframes aboutBgShift {
    0%, 100% { 
        background: 
            radial-gradient(circle at 15% 25%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
            radial-gradient(circle at 85% 75%, rgba(16, 185, 129, 0.1) 0%, transparent 50%),
            radial-gradient(circle at 50% 50%, rgba(245, 158, 11, 0.05) 0%, transparent 50%);
    }
    50% { 
        background: 
            radial-gradient(circle at 75% 35%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
            radial-gradient(circle at 25% 65%, rgba(16, 185, 129, 0.1) 0%, transparent 50%),
            radial-gradient(circle at 60% 20%, rgba(245, 158, 11, 0.05) 0%, transparent 50%);
    }
}

.about-content {
    display: block;
    max-width: 1000px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.about-text h3 {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.about-text p {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
}

.intro-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.company-intro-section {
    padding: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.8);
    border-radius: 12px;
    border-left: 4px solid var(--primary-color);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.company-intro-section:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

.company-intro-section h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--primary-color);
}

.company-intro-section p {
    color: var(--text-secondary);
    font-size: var(--font-size-base);
    margin: 0;
    line-height: 1.6;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.feature-item {
    display: flex;
    gap: var(--spacing-sm);
    align-items: flex-start;
    flex: 1;
}

.feature-icon {
    font-size: var(--font-size-2xl);
    margin-top: 4px;
}

.feature-item h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
    white-space: nowrap;
}

.feature-item p {
    color: var(--text-secondary);
    font-size: var(--font-size-base);
    margin: 0;
}

/* 产品区域 */
.products-section {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, #1e293b 0%, #334155 50%, #475569 100%);
    position: relative;
    overflow: hidden;
}

.products-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 30%, rgba(59, 130, 246, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(245, 158, 11, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(6, 182, 212, 0.1) 0%, transparent 50%);
    animation: productsBgShift 18s ease-in-out infinite;
}

@keyframes productsBgShift {
    0%, 100% { 
        background: 
            radial-gradient(circle at 20% 30%, rgba(59, 130, 246, 0.2) 0%, transparent 50%),
            radial-gradient(circle at 80% 70%, rgba(245, 158, 11, 0.2) 0%, transparent 50%),
            radial-gradient(circle at 50% 50%, rgba(6, 182, 212, 0.1) 0%, transparent 50%);
    }
    33% { 
        background: 
            radial-gradient(circle at 60% 20%, rgba(59, 130, 246, 0.2) 0%, transparent 50%),
            radial-gradient(circle at 30% 80%, rgba(245, 158, 11, 0.2) 0%, transparent 50%),
            radial-gradient(circle at 70% 60%, rgba(6, 182, 212, 0.1) 0%, transparent 50%);
    }
    66% { 
        background: 
            radial-gradient(circle at 80% 40%, rgba(59, 130, 246, 0.2) 0%, transparent 50%),
            radial-gradient(circle at 40% 20%, rgba(245, 158, 11, 0.2) 0%, transparent 50%),
            radial-gradient(circle at 20% 70%, rgba(6, 182, 212, 0.1) 0%, transparent 50%);
    }
}

.products-section::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='50' height='50' viewBox='0 0 50 50' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M25 25c2.8 0 5-2.2 5-5s-2.2-5-5-5-5 2.2-5 5 2.2 5 5 5zm0-15c2.8 0 5-2.2 5-5s-2.2-5-5-5-5 2.2-5 5 2.2 5 5 5zm0 30c2.8 0 5-2.2 5-5s-2.2-5-5-5-5 2.2-5 5 2.2 5 5 5z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat;
    animation: productsPatternMove 22s linear infinite;
}

@keyframes productsPatternMove {
    0% { transform: translateX(0) translateY(0); }
    100% { transform: translateX(50px) translateY(50px); }
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
    position: relative;
    z-index: 2;
}

/* 产品区域标题颜色调整 */
.products-section .section-header h2 {
    color: white;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.products-section .section-header p {
    color: rgba(255, 255, 255, 0.9);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.product-card {
    background: white;
    border-radius: 16px;
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    transition: all 0.4s ease;
    border: 1px solid transparent;
    position: relative;
    overflow: hidden;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.product-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(79, 70, 229, 0.03) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.6s ease;
    pointer-events: none;
}

.product-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 25px 50px rgba(0,0,0,0.15), 0 0 0 1px var(--primary-light);
    border-color: var(--primary-light);
}

.product-card:hover::before {
    transform: scaleX(1);
}

.product-card:hover::after {
    opacity: 1;
}

.product-card:hover .product-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 10px 20px rgba(79, 70, 229, 0.3);
}

.product-card:hover h3 {
    color: var(--primary-color);
    transform: translateY(-2px);
}

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

.product-card:hover .product-link {
    background: linear-gradient(135deg, rgba(45, 63, 95, 0.1) 0%, rgba(94, 179, 228, 0.1) 100%);
    color: var(--primary-color);
    border-color: rgba(45, 63, 95, 0.2);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(45, 63, 95, 0.15);
}

.product-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    transition: all 0.4s ease;
}

.product-icon img {
    width: 30px;
    height: 30px;
    filter: brightness(0) invert(1);
}

.product-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.product-card p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.product-features {
    list-style: none;
    margin-bottom: var(--spacing-md);
}

.product-features li {
    padding: var(--spacing-xs) 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: var(--spacing-sm);
}

.product-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.product-benefits {
    display: flex;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
    transition: all 0.3s ease;
}

.benefit-tag {
    background: var(--gradient-secondary);
    color: white;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: var(--font-size-xs);
    font-weight: 600;
    transition: all 0.3s ease;
}

.product-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    transition: all 0.3s ease;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 8px;
    border: 1px solid transparent;
}

.product-link:hover {
    background: linear-gradient(135deg, rgba(45, 63, 95, 0.15) 0%, rgba(94, 179, 228, 0.15) 100%);
    color: var(--primary-color);
    border-color: rgba(45, 63, 95, 0.3);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(45, 63, 95, 0.2);
}

/* 解决方案 - 核心能力风格 */
.solutions-section {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 30%, #e2e8f0 70%, #f8fafc 100%);
    position: relative;
    overflow: hidden;
}

.solutions-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 15% 25%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 85% 75%, rgba(16, 185, 129, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(245, 158, 11, 0.05) 0%, transparent 50%);
    animation: solutionsBgShift 20s ease-in-out infinite;
}

@keyframes solutionsBgShift {
    0%, 100% { 
        background: 
            radial-gradient(circle at 15% 25%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
            radial-gradient(circle at 85% 75%, rgba(16, 185, 129, 0.1) 0%, transparent 50%),
            radial-gradient(circle at 50% 50%, rgba(245, 158, 11, 0.05) 0%, transparent 50%);
    }
    50% { 
        background: 
            radial-gradient(circle at 75% 35%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
            radial-gradient(circle at 25% 65%, rgba(16, 185, 129, 0.1) 0%, transparent 50%),
            radial-gradient(circle at 60% 20%, rgba(245, 158, 11, 0.05) 0%, transparent 50%);
    }
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
    position: relative;
    z-index: 2;
}

.solution-card {
    background: linear-gradient(135deg, #1e293b 0%, #334155 50%, #475569 100%);
    border: 1px solid rgba(148, 163, 184, 0.2);
    border-radius: 16px;
    padding: var(--spacing-xl);
    box-shadow: 0 8px 32px rgba(0,0,0,0.3);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.solution-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform var(--transition-normal);
}

.solution-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(45, 63, 95, 0.15) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.8s ease;
    pointer-events: none;
}

.solution-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 25px 50px rgba(0,0,0,0.4), 0 0 0 1px rgba(45, 63, 95, 0.5);
    border-color: rgba(45, 63, 95, 0.6);
    background: linear-gradient(135deg, #2d3748 0%, #4a5568 50%, #718096 100%);
}

.solution-card:hover::before {
    transform: scaleX(1);
}

.solution-card:hover::after {
    opacity: 1;
}

.solution-card:hover .solution-icon {
    transform: scale(1.1);
    animation: solution-pulse 2s infinite;
}

.solution-card:hover h3 {
    color: #5eb3e4;
    text-shadow: 0 0 8px rgba(94, 179, 228, 0.6);
    transform: translateY(-2px);
}

.solution-card:hover .solution-result {
    background: linear-gradient(135deg, rgba(45, 63, 95, 0.3) 0%, rgba(94, 179, 228, 0.3) 100%);
    color: #ffffff;
    transform: scale(1.02);
    border-color: rgba(94, 179, 228, 0.6);
    box-shadow: 0 4px 12px rgba(45, 63, 95, 0.4);
}

@keyframes solution-pulse {
    0%, 100% { 
        transform: scale(1.1);
        filter: drop-shadow(0 4px 8px rgba(0,0,0,0.1));
    }
    50% { 
        transform: scale(1.15);
        filter: drop-shadow(0 6px 12px rgba(0,0,0,0.15));
    }
}

.solution-icon {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-md);
    transition: all 0.4s ease;
}

.solution-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: #f1f5f9;
    transition: all 0.3s ease;
}

.solution-card p {
    color: #cbd5e1;
    margin-bottom: var(--spacing-md);
}

.solution-card ul {
    list-style: none;
    margin-bottom: var(--spacing-md);
}

.solution-card li {
    padding: var(--spacing-xs) 0;
    color: #94a3b8;
    position: relative;
    padding-left: var(--spacing-sm);
}

.solution-card li::before {
    content: "▸";
    position: absolute;
    left: 0;
    color: #5eb3e4;
}

.solution-result {
    background: rgba(148, 163, 184, 0.2);
    padding: var(--spacing-sm);
    border-radius: 8px;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: #5eb3e4;
    text-align: center;
    transition: all 0.3s ease;
    border: 2px solid rgba(148, 163, 184, 0.3);
}

/* 成功案例 */
.cases-section {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 25%, #334155 50%, #475569 75%, #64748b 100%);
    position: relative;
    overflow: hidden;
}

.cases-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 40%, rgba(6, 182, 212, 0.25) 0%, transparent 50%),
        radial-gradient(circle at 70% 20%, rgba(245, 158, 11, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 20% 80%, rgba(59, 130, 246, 0.2) 0%, transparent 50%);
    animation: casesBgShift 24s ease-in-out infinite;
}

@keyframes casesBgShift {
    0%, 100% { 
        background: 
            radial-gradient(circle at 30% 40%, rgba(6, 182, 212, 0.25) 0%, transparent 50%),
            radial-gradient(circle at 70% 20%, rgba(245, 158, 11, 0.2) 0%, transparent 50%),
            radial-gradient(circle at 20% 80%, rgba(59, 130, 246, 0.2) 0%, transparent 50%);
    }
    33% { 
        background: 
            radial-gradient(circle at 60% 70%, rgba(6, 182, 212, 0.25) 0%, transparent 50%),
            radial-gradient(circle at 30% 30%, rgba(245, 158, 11, 0.2) 0%, transparent 50%),
            radial-gradient(circle at 80% 60%, rgba(59, 130, 246, 0.2) 0%, transparent 50%);
    }
    66% { 
        background: 
            radial-gradient(circle at 80% 30%, rgba(6, 182, 212, 0.25) 0%, transparent 50%),
            radial-gradient(circle at 40% 80%, rgba(245, 158, 11, 0.2) 0%, transparent 50%),
            radial-gradient(circle at 60% 20%, rgba(59, 130, 246, 0.2) 0%, transparent 50%);
    }
}

.cases-section::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='80' height='80' viewBox='0 0 80 80' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.02'%3E%3Cpath d='M40 40c11.046 0 20-8.954 20-20s-8.954-20-20-20-20 8.954-20 20 8.954 20 20 20zm0-30c5.523 0 10 4.477 10 10s-4.477 10-10 10-10-4.477-10-10 4.477-10 10-10z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat;
    animation: casesPatternMove 35s linear infinite;
}

@keyframes casesPatternMove {
    0% { transform: translateX(0) translateY(0) rotate(0deg); }
    100% { transform: translateX(80px) translateY(80px) rotate(360deg); }
}

.cases-carousel {
    position: relative;
    margin-bottom: var(--spacing-lg);
    z-index: 2;
}

/* 成功案例区域标题颜色调整 */
.cases-section .section-header h2 {
    color: white;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.cases-section .section-header p {
    color: rgba(255, 255, 255, 0.9);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.case-card {
    display: none;
    background: white;
    border-radius: 16px;
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
    border: 1px solid transparent;
}

.case-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #3B82F6, #10B981, #F59E0B, #EF4444);
    transform: scaleX(0);
    transition: transform 0.5s ease;
}

.case-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(59, 130, 246, 0.03) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.6s ease;
    pointer-events: none;
}

.case-card.active {
    display: block;
}

.case-card:hover {
    transform: translateY(-8px) scale(1.01);
    box-shadow: 0 20px 40px rgba(0,0,0,0.12), 0 0 0 1px rgba(59, 130, 246, 0.2);
    border-color: rgba(59, 130, 246, 0.2);
}

.case-card:hover::before {
    transform: scaleX(1);
}

.case-card:hover::after {
    opacity: 1;
}

.case-card:hover .case-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 8px 20px rgba(0,0,0,0.15);
    animation: case-icon-glow 2s ease-in-out infinite;
}

.case-card:hover .case-info h3 {
    color: var(--primary-color);
    transform: translateY(-2px);
}

.case-card:hover .result-metrics {
    animation: metrics-highlight 0.6s ease-out;
}

.case-card:hover .metric {
    transform: scale(1.05);
    background: linear-gradient(135deg, #e0f2fe 0%, #e6fffa 100%);
    color: #1e40af;
    border: 2px solid #3b82f6;
    font-weight: 700;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.25);
    text-shadow: none;
}

@keyframes case-icon-glow {
    0%, 100% { 
        box-shadow: 0 8px 20px rgba(0,0,0,0.15);
    }
    50% { 
        box-shadow: 0 12px 25px rgba(59, 130, 246, 0.25);
    }
}

@keyframes metrics-highlight {
    0% { 
        transform: translateY(5px);
        opacity: 0.8;
    }
    100% { 
        transform: translateY(0);
        opacity: 1;
    }
}

.case-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.case-icon {
    font-size: var(--font-size-3xl);
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.4s ease;
}

.case-info h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.case-info p {
    color: var(--text-secondary);
}

.case-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

.case-challenge, .case-solution, .case-result {
    background: var(--bg-gray-50);
    padding: var(--spacing-md);
    border-radius: 12px;
}

.case-challenge h4, .case-solution h4, .case-result h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.case-challenge ul, .case-solution ul {
    list-style: none;
}

.case-challenge li, .case-solution li {
    padding: var(--spacing-xs) 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: var(--spacing-sm);
}

.case-challenge li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: #ef4444;
}

.case-solution li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--primary-color);
}

.result-metrics {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    transition: all 0.3s ease;
}

.metric {
    background: var(--gradient-primary);
    color: white;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 6px;
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid transparent;
}

/* 案例导航 */
.case-nav {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
}

.case-nav-btn {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: none;
    background: #d1d5db;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

.case-nav-btn:hover {
    background: var(--primary-light);
    transform: scale(1.3);
    box-shadow: 0 2px 8px rgba(45, 63, 95, 0.3);
}

.case-nav-btn.active {
    background: var(--primary-color);
    transform: scale(1.2);
    box-shadow: 0 2px 8px rgba(45, 63, 95, 0.4);
}

.case-nav-btn.active:hover {
    transform: scale(1.4);
    box-shadow: 0 4px 12px rgba(45, 63, 95, 0.5);
}

/* 客户价值 - 深色系设计 */
.value-section {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 25%, #334155 50%, #475569 75%, #64748b 100%);
    position: relative;
    overflow: hidden;
}

/* 客户价值深色背景下的文字颜色调整 */
.value-section .section-header h2 {
    color: white;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.value-section .section-header p {
    color: rgba(255, 255, 255, 0.9);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.value-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 40%, rgba(6, 182, 212, 0.25) 0%, transparent 50%),
        radial-gradient(circle at 70% 20%, rgba(245, 158, 11, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 20% 80%, rgba(59, 130, 246, 0.2) 0%, transparent 50%);
    animation: valueBgShift 24s ease-in-out infinite;
}

@keyframes valueBgShift {
    0%, 100% { 
        background: 
            radial-gradient(circle at 30% 40%, rgba(6, 182, 212, 0.25) 0%, transparent 50%),
            radial-gradient(circle at 70% 20%, rgba(245, 158, 11, 0.2) 0%, transparent 50%),
            radial-gradient(circle at 20% 80%, rgba(59, 130, 246, 0.2) 0%, transparent 50%);
    }
    33% { 
        background: 
            radial-gradient(circle at 60% 30%, rgba(6, 182, 212, 0.25) 0%, transparent 50%),
            radial-gradient(circle at 30% 70%, rgba(245, 158, 11, 0.2) 0%, transparent 50%),
            radial-gradient(circle at 80% 40%, rgba(59, 130, 246, 0.2) 0%, transparent 50%);
    }
    66% { 
        background: 
            radial-gradient(circle at 80% 60%, rgba(6, 182, 212, 0.25) 0%, transparent 50%),
            radial-gradient(circle at 40% 20%, rgba(245, 158, 11, 0.2) 0%, transparent 50%),
            radial-gradient(circle at 10% 70%, rgba(59, 130, 246, 0.2) 0%, transparent 50%);
    }
}

.value-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
    position: relative;
    z-index: 2;
}

.value-card {
    background: linear-gradient(135deg, #1e293b 0%, #334155 50%, #475569 100%);
    border-radius: 16px;
    padding: var(--spacing-xl);
    text-align: center;
    box-shadow: 0 8px 32px rgba(0,0,0,0.3);
    border: 1px solid rgba(148, 163, 184, 0.2);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.value-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform var(--transition-normal);
}

.value-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(45, 63, 95, 0.15) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.8s ease;
    pointer-events: none;
}

.value-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 25px 50px rgba(0,0,0,0.4), 0 0 0 1px rgba(45, 63, 95, 0.5);
    background: linear-gradient(135deg, #2d3748 0%, #4a5568 50%, #718096 100%);
    border-color: rgba(45, 63, 95, 0.6);
}

.value-card:hover::before {
    transform: scaleX(1);
}

.value-card:hover::after {
    opacity: 1;
}

.value-card:hover .value-icon {
    transform: scale(1.15);
    animation: value-float 2s ease-in-out infinite;
}

.value-card:hover h3 {
    color: #5eb3e4;
    text-shadow: 0 0 8px rgba(94, 179, 228, 0.6);
    transform: translateY(-2px);
}

.value-card:hover ul {
    animation: value-list-slide 0.6s ease-out;
}

@keyframes value-float {
    0%, 100% { 
        transform: scale(1.15) translateY(0);
        filter: drop-shadow(0 4px 8px rgba(0,0,0,0.1));
    }
    50% { 
        transform: scale(1.2) translateY(-4px);
        filter: drop-shadow(0 8px 16px rgba(0,0,0,0.15));
    }
}

@keyframes value-list-slide {
    0% { 
        opacity: 0.7;
        transform: translateY(5px);
    }
    100% { 
        opacity: 1;
        transform: translateY(0);
    }
}

.value-icon {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-md);
    transition: all 0.4s ease;
}

.value-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: #f1f5f9;
    transition: all 0.3s ease;
}

.value-card ul {
    list-style: none;
    text-align: left;
    transition: all 0.3s ease;
}

.value-card li {
    padding: var(--spacing-xs) 0;
    color: #94a3b8;
    position: relative;
    padding-left: var(--spacing-sm);
}

.value-card li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #5eb3e4;
    font-weight: bold;
}

/* 联系我们 - 浅色系设计 */
.contact-section {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 30%, #e2e8f0 70%, #f8fafc 100%);
    position: relative;
    overflow: hidden;
}

.contact-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 15% 25%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 85% 75%, rgba(16, 185, 129, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(245, 158, 11, 0.05) 0%, transparent 50%);
    animation: contactBgShift 20s ease-in-out infinite;
}

@keyframes contactBgShift {
    0%, 100% { 
        background: 
            radial-gradient(circle at 15% 25%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
            radial-gradient(circle at 85% 75%, rgba(16, 185, 129, 0.1) 0%, transparent 50%),
            radial-gradient(circle at 50% 50%, rgba(245, 158, 11, 0.05) 0%, transparent 50%);
    }
    50% { 
        background: 
            radial-gradient(circle at 75% 35%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
            radial-gradient(circle at 25% 65%, rgba(16, 185, 129, 0.1) 0%, transparent 50%),
            radial-gradient(circle at 60% 20%, rgba(245, 158, 11, 0.05) 0%, transparent 50%);
    }
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    position: relative;
    z-index: 2;
}

/* 联系我们区域标题颜色调整 */
.contact-section .section-header h2 {
    color: var(--text-primary);
    text-shadow: none;
}

.contact-section .section-header p {
    color: var(--text-secondary);
    text-shadow: none;
}

.contact-info h3 {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
    text-shadow: none;
}

.contact-info p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.6;
    text-shadow: none;
}

.contact-methods {
    margin-bottom: var(--spacing-xl);
}

.contact-method {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.method-icon {
    font-size: var(--font-size-2xl);
    width: 50px;
    text-align: center;
}

.method-info h4 {
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
    text-shadow: none;
}

.method-info p {
    color: var(--text-secondary);
    margin: 0;
    text-shadow: none;
}

.service-features {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.service-feature {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: white;
    border-radius: 20px;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-primary);
}

.feature-icon {
    font-size: var(--font-size-lg);
}

/* 表单样式 */
.contact-form {
    background: white;
    padding: var(--spacing-xl);
    border-radius: 16px;
    box-shadow: var(--shadow-md);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
    color: var(--text-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    font-size: var(--font-size-base);
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    font-weight: normal;
    padding: var(--spacing-md);
    transition: all var(--transition-normal);
    border-radius: 12px;
    margin-bottom: 0;
    background: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
    border: 1px solid rgba(0, 0, 0, 0.08);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
    position: relative;
    overflow: hidden;
}

.checkbox-label::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(94, 179, 228, 0.1), transparent);
    transition: left 0.5s ease;
}

.checkbox-label:hover {
    background: linear-gradient(145deg, #f8fafc 0%, #e2e8f0 100%);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    transform: translateY(-1px);
    border-color: rgba(94, 179, 228, 0.3);
}

.checkbox-label:hover::before {
    left: 100%;
}

.checkbox-label input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 22px;
    height: 22px;
    border: 2px solid #cbd5e1;
    border-radius: 6px;
    position: relative;
    transition: all var(--transition-normal);
    background: linear-gradient(145deg, #ffffff 0%, #f1f5f9 100%);
    flex-shrink: 0;
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.1);
}

.checkbox-label:hover .checkmark {
    border-color: var(--secondary-color);
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.1), 0 0 0 3px rgba(94, 179, 228, 0.1);
}

.checkbox-label input[type="checkbox"]:checked + .checkmark {
    background: linear-gradient(145deg, var(--secondary-color) 0%, var(--primary-color) 100%);
    border-color: var(--primary-color);
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.2), 0 0 0 3px rgba(94, 179, 228, 0.2);
    transform: scale(1.05);
}

.checkbox-label input[type="checkbox"]:checked + .checkmark::after {
    content: "✓";
    position: absolute;
    color: white;
    font-size: 14px;
    font-weight: bold;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(1.2);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
    animation: checkmarkPop 0.3s ease-out;
}

.checkbox-label input[type="checkbox"]:checked {
    animation: checkboxCheck 0.3s ease-out;
}

@keyframes checkmarkPop {
    0% {
        transform: translate(-50%, -50%) scale(0);
        opacity: 0;
    }
    50% {
        transform: translate(-50%, -50%) scale(1.4);
        opacity: 0.8;
    }
    100% {
        transform: translate(-50%, -50%) scale(1.2);
        opacity: 1;
    }
}

@keyframes checkboxCheck {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(0.95);
    }
    100% {
        transform: scale(1);
    }
}

@keyframes cardFloat {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-8px);
    }
}

@keyframes sparkle {
    0% {
        background-position: 0 0;
    }
    100% {
        background-position: 200px 100px;
    }
}

/* 页脚 */
.footer {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #334155 100%);
    color: white;
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 20%, rgba(59, 130, 246, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(6, 182, 212, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(245, 158, 11, 0.1) 0%, transparent 50%);
    animation: footerBgShift 25s ease-in-out infinite;
}

@keyframes footerBgShift {
    0%, 100% { 
        background: 
            radial-gradient(circle at 20% 20%, rgba(59, 130, 246, 0.15) 0%, transparent 50%),
            radial-gradient(circle at 80% 80%, rgba(6, 182, 212, 0.15) 0%, transparent 50%),
            radial-gradient(circle at 50% 50%, rgba(245, 158, 11, 0.1) 0%, transparent 50%);
    }
    50% { 
        background: 
            radial-gradient(circle at 70% 30%, rgba(59, 130, 246, 0.15) 0%, transparent 50%),
            radial-gradient(circle at 30% 70%, rgba(6, 182, 212, 0.15) 0%, transparent 50%),
            radial-gradient(circle at 60% 20%, rgba(245, 158, 11, 0.1) 0%, transparent 50%);
    }
}

.footer::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='20' height='20' viewBox='0 0 20 20' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.02'%3E%3Ccircle cx='10' cy='10' r='2'/%3E%3Ccircle cx='2' cy='2' r='1'/%3E%3Ccircle cx='18' cy='18' r='1'/%3E%3C/g%3E%3C/svg%3E") repeat;
    animation: footerPatternMove 40s linear infinite;
}

@keyframes footerPatternMove {
    0% { transform: translateX(0) translateY(0); }
    100% { transform: translateX(20px) translateY(20px); }
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-xl);
    position: relative;
    z-index: 2;
}

.footer-section h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: white;
}

.footer-logo {
    margin-bottom: var(--spacing-md);
}

.footer-logo .logo-img {
    max-width: 180px;
    height: auto;
    max-height: 50px;
    object-fit: contain;
    object-position: left center;
    filter: brightness(1.1);
}

.footer-desc {
    color: #9ca3af;
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.social-links {
    display: flex;
    gap: var(--spacing-sm);
}

.social-link {
    color: #9ca3af;
    text-decoration: none;
    padding: var(--spacing-xs);
    border-radius: 6px;
    transition: all var(--transition-fast);
}

.social-link:hover {
    color: var(--primary-light);
    background: rgba(59, 130, 246, 0.1);
}

/* 微信公众号直接显示 */
.wechat-qr-display {
    text-align: center;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(0, 208, 132, 0.2);
    border-radius: 12px;
    padding: var(--spacing-lg);
    margin-top: var(--spacing-md);
}

.wechat-qr-display h4 {
    color: #00d084;
    font-size: var(--font-size-base);
    margin: 0 0 var(--spacing-sm) 0;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.qr-image-direct {
    width: 140px;
    height: 140px;
    border-radius: 8px;
    display: block;
    margin: 0 auto var(--spacing-sm);
    border: 2px solid rgba(0, 208, 132, 0.1);
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.qr-image-direct:hover {
    transform: scale(1.05);
    border-color: rgba(0, 208, 132, 0.3);
    box-shadow: 0 8px 24px rgba(0, 208, 132, 0.15);
}

.qr-text-direct {
    text-align: center;
    font-size: var(--font-size-sm);
    color: #9ca3af;
    margin: 0;
    font-weight: 500;
    letter-spacing: 0.5px;
}

/* 联系我们页面中的微信二维码 */
.wechat-qr-contact {
    text-align: left;
    background: none;
    border: none;
    padding: var(--spacing-md) 0;
    margin-top: var(--spacing-xl);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.wechat-qr-contact:hover {
    transform: translateY(-2px);
}

.qr-image-contact {
    width: 160px;
    height: 160px;
    border-radius: 8px;
    flex-shrink: 0;
    border: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.qr-image-contact:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.qr-text-wrapper {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.wechat-qr-contact h4 {
    color: var(--primary-light);
    font-size: var(--font-size-lg);
    margin: 0 0 var(--spacing-sm) 0;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.qr-text-contact {
    font-size: var(--font-size-sm);
    color: #9ca3af;
    margin: 0;
    font-weight: 500;
    letter-spacing: 0.5px;
}

/* 微信二维码动画 */
@keyframes qrFadeIn {
    0% {
        opacity: 0;
        transform: translateX(-50%) scale(0.8);
    }
    100% {
        opacity: 1;
        transform: translateX(-50%) scale(1);
    }
}

@keyframes qrFadeOut {
    0% {
        opacity: 1;
        transform: translateX(-50%) scale(1);
    }
    100% {
        opacity: 0;
        transform: translateX(-50%) scale(0.8);
    }
}

/* 移动端二维码样式 */
.mobile-qr {
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.mobile-qr::before {
    content: '';
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 99998;
    border-radius: inherit;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--spacing-xs);
}

.footer-links a {
    color: #9ca3af;
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--primary-light);
}

.footer-contact {
    list-style: none;
}

.footer-contact li {
    margin-bottom: var(--spacing-xs);
    color: #9ca3af;
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: var(--spacing-md);
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-bottom-links {
    display: flex;
    gap: var(--spacing-md);
}

.footer-bottom-links a {
    color: #9ca3af;
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
}

.footer-bottom-links a:hover {
    color: var(--primary-light);
}

/* 返回顶部按钮 */
.back-to-top {
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: var(--font-size-xl);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    z-index: 1000;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-3px);
}

/* 响应式设计 */
@media (max-width: 1024px) and (min-width: 769px) {
    .solutions-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: var(--spacing-md);
    }
    
    .solution-card {
        padding: var(--spacing-md);
    }
    
    .value-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: var(--spacing-md);
    }
    
    .value-card {
        padding: var(--spacing-md);
    }
}

@media (max-width: 768px) {
    /* Logo 移动端样式 */
    .logo-img {
        max-width: 150px;
        max-height: 45px;
    }
    
    .footer-logo .logo-img {
        max-width: 140px;
        max-height: 40px;
    }
    
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 75px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 75px);
        background: white;
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding-top: var(--spacing-xl);
        transition: left var(--transition-normal);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-item {
        width: 100%;
        text-align: center;
        margin-bottom: var(--spacing-md);
    }
    
    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        background: var(--bg-gray-50);
        margin-top: var(--spacing-sm);
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .intro-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .solutions-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .case-content {
        grid-template-columns: 1fr;
    }
    
    .value-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        gap: var(--spacing-sm);
        text-align: center;
    }
    
    /* 移动端微信二维码样式调整 */
    .qr-popup {
        position: fixed;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        min-width: 280px;
        box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
        border-radius: 16px;
        z-index: 99999;
    }
    
    .qr-popup::before,
    .qr-popup::after {
        display: none;
    }
    
    .qr-image {
        width: 200px;
        height: 200px;
    }
    
    .wechat-qr-container:hover .qr-popup {
        transform: translate(-50%, -50%);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero-title {
        font-size: var(--font-size-2xl);
    }
    
    .hero-subtitle {
        font-size: var(--font-size-base);
    }
    
    .section-header h2 {
        font-size: var(--font-size-2xl);
    }
    
    .product-card,
    .solution-card,
    .value-card {
        padding: var(--spacing-md);
    }
    
    .contact-form {
        padding: var(--spacing-md);
    }
    
    .solutions-grid {
        grid-template-columns: 1fr;
    }
    
    .value-grid {
        grid-template-columns: 1fr;
    }
}

/* 产品详情页面样式 */
.product-detail-hero {
    background: linear-gradient(135deg, #1e293b 0%, #334155 30%, #475569 60%, #64748b 100%);
    padding: var(--spacing-3xl) 0 var(--spacing-2xl);
    position: relative;
    overflow: hidden;
}

.product-detail-hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(2px 2px at 20px 30px, white, transparent),
        radial-gradient(2px 2px at 40px 70px, rgba(255, 255, 255, 0.8), transparent),
        radial-gradient(1px 1px at 90px 40px, rgba(255, 255, 255, 0.6), transparent),
        radial-gradient(1px 1px at 130px 80px, white, transparent),
        radial-gradient(2px 2px at 160px 30px, rgba(255, 255, 255, 0.7), transparent);
    background-repeat: repeat;
    background-size: 200px 100px;
    animation: sparkle 20s linear infinite;
    opacity: 0.3;
    pointer-events: none;
}

.product-detail-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 30%, rgba(59, 130, 246, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(6, 182, 212, 0.2) 0%, transparent 50%);
    animation: heroDetailBgShift 15s ease-in-out infinite;
}

@keyframes heroDetailBgShift {
    0%, 100% { 
        background: 
            radial-gradient(circle at 20% 30%, rgba(59, 130, 246, 0.2) 0%, transparent 50%),
            radial-gradient(circle at 80% 70%, rgba(6, 182, 212, 0.2) 0%, transparent 50%);
    }
    50% { 
        background: 
            radial-gradient(circle at 70% 40%, rgba(59, 130, 246, 0.2) 0%, transparent 50%),
            radial-gradient(circle at 30% 60%, rgba(6, 182, 212, 0.2) 0%, transparent 50%);
    }
}

.breadcrumb {
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.8);
}

.breadcrumb a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.breadcrumb a:hover {
    color: white;
}

.breadcrumb span {
    color: white;
}

.product-detail-hero h1 {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    color: white;
    margin-bottom: var(--spacing-md);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.product-detail-hero .hero-subtitle {
    font-size: var(--font-size-xl);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-xl);
    line-height: 1.6;
}

.hero-stats {
    display: flex;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.stat-item {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 16px;
    padding: var(--spacing-lg) var(--spacing-md);
    text-align: center;
    min-width: 140px;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.stat-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(94, 179, 228, 0.1) 0%, rgba(46, 63, 95, 0.1) 100%);
    opacity: 0;
    transition: all var(--transition-normal);
    z-index: -1;
}

.stat-item:hover {
    transform: translateY(-4px);
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.4);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.stat-item:hover::before {
    opacity: 1;
}

.stat-number {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: #ffffff;
    margin-bottom: var(--spacing-xs);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    line-height: 1;
}

.stat-label {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    line-height: 1.2;
}

.product-screenshot {
    width: 100%;
    max-width: 500px;
    border-radius: 12px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

/* 产品概述 */
.product-overview {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 30%, #e2e8f0 70%, #f8fafc 100%);
}

.overview-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-2xl);
    align-items: start;
}

.overview-text h3 {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.overview-text p {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.key-advantages {
    margin-top: var(--spacing-xl);
}

.key-advantages h4 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.key-advantages ul {
    list-style: none;
}

.key-advantages li {
    padding: var(--spacing-xs) 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: var(--spacing-md);
}

.key-advantages li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.overview-features {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

.overview-features .feature-card {
    background: var(--bg-gray-50);
    padding: var(--spacing-md);
    border-radius: 12px;
    text-align: center;
}

.overview-features .feature-icon {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-sm);
}

.overview-features h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.overview-features p {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin: 0;
}

/* 产品功能详情 */
.product-features-detail {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, var(--bg-gray-50) 0%, white 50%, var(--bg-gray-50) 100%);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

.feature-detail-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: var(--spacing-xl);
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all var(--transition-normal);
}

.feature-detail-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-light);
}

.feature-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.feature-header .feature-icon {
    font-size: var(--font-size-2xl);
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: white;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-header h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.feature-content ul {
    list-style: none;
    margin-bottom: var(--spacing-md);
}

.feature-content li {
    padding: var(--spacing-xs) 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: var(--spacing-sm);
}

.feature-content li::before {
    content: "▸";
    position: absolute;
    left: 0;
    color: var(--primary-color);
}

.feature-benefit {
    display: flex;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
}

/* 技术架构 */
.product-architecture {
    padding: var(--spacing-2xl) 0;
    background: white;
}

.architecture-diagram {
    background: var(--bg-gray-50);
    padding: var(--spacing-xl);
    border-radius: 16px;
    border: 2px solid #e5e7eb;
}

.arch-layer {
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-md);
    background: white;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
}

.arch-layer:last-child {
    margin-bottom: 0;
}

.arch-layer h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
    text-align: center;
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--primary-color);
}

.arch-components {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    justify-content: center;
}

.arch-components span {
    background: var(--gradient-secondary);
    color: white;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 20px;
    font-size: var(--font-size-sm);
    font-weight: 500;
}

/* 应用场景 */
.product-scenarios {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 30%, #e2e8f0 70%, #f8fafc 100%);
}

.scenarios-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.scenario-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: var(--spacing-xl);
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    border: 1px solid #e5e7eb;
    transition: all var(--transition-normal);
}

.scenario-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.scenario-icon {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-md);
}

.scenario-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.scenario-card p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.scenario-benefits {
    display: flex;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
}

.scenario-benefits span {
    background: var(--gradient-primary);
    color: white;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: var(--font-size-xs);
    font-weight: 600;
}

/* 客户案例 */
.product-cases {
    padding: var(--spacing-2xl) 0;
    background: white;
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-xl);
}

.case-challenge, .case-solution, .case-result {
    margin-bottom: var(--spacing-md);
}

.case-challenge h4, .case-solution h4, .case-result h4 {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.case-challenge p, .case-solution p {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    margin: 0;
}

.result-tag {
    display: inline-block;
    background: var(--gradient-primary);
    color: white;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: var(--font-size-xs);
    font-weight: 600;
    margin-right: var(--spacing-xs);
    margin-bottom: var(--spacing-xs);
}

/* 产品联系 */
.product-contact {
    padding: var(--spacing-2xl) 0;
    background: var(--bg-gray-50);
}

.contact-methods {
    margin-bottom: var(--spacing-xl);
}

.btn-submit {
    background: var(--gradient-primary);
    color: white;
    border: none;
    padding: 14px 28px;
    border-radius: 8px;
    font-size: var(--font-size-base);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    width: 100%;
}

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

/* 检测能力 */
.detection-capabilities {
    padding: var(--spacing-2xl) 0;
    background: var(--bg-gray-50);
}

.capabilities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.capability-category {
    background: white;
    padding: var(--spacing-xl);
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    border: 1px solid #e5e7eb;
}

.capability-category h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.capability-category ul {
    list-style: none;
}

.capability-category li {
    padding: var(--spacing-xs) 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: var(--spacing-sm);
}

.capability-category li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

/* 部署架构 */
.deployment-architecture {
    padding: var(--spacing-2xl) 0;
    background: white;
}

.deployment-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.deployment-option {
    background: var(--bg-gray-50);
    padding: var(--spacing-xl);
    border-radius: 16px;
    text-align: center;
    border: 1px solid #e5e7eb;
    transition: all var(--transition-normal);
}

.deployment-option:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.deployment-icon {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-md);
}

.deployment-option h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.deployment-option ul {
    list-style: none;
    text-align: left;
    margin-bottom: var(--spacing-md);
}

.deployment-option li {
    padding: var(--spacing-xs) 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: var(--spacing-sm);
}

.deployment-option li::before {
    content: "▸";
    position: absolute;
    left: 0;
    color: var(--primary-color);
}

.deployment-benefit {
    background: var(--gradient-primary);
    color: white;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 20px;
    font-size: var(--font-size-sm);
    font-weight: 500;
}

/* 部署模式 */
.deployment-modes {
    padding: var(--spacing-2xl) 0;
    background: var(--bg-gray-50);
}

.deployment-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.deployment-card {
    background: white;
    padding: var(--spacing-xl);
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    border: 1px solid #e5e7eb;
    transition: all var(--transition-normal);
}

.deployment-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.deployment-card .deployment-icon {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.deployment-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
    text-align: center;
}

.deployment-desc p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.deployment-desc ul {
    list-style: none;
    margin-bottom: var(--spacing-md);
}

.deployment-desc li {
    padding: var(--spacing-xs) 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: var(--spacing-sm);
}

.deployment-desc li::before {
    content: "▸";
    position: absolute;
    left: 0;
    color: var(--primary-color);
}

/* 应用场景选项卡 */
.application-scenarios {
    padding: var(--spacing-2xl) 0;
    background: white;
}

.scenarios-tabs {
    max-width: 1000px;
    margin: 0 auto;
}

.tab-buttons {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
    justify-content: center;
    flex-wrap: wrap;
}

.tab-btn {
    background: var(--bg-gray-100);
    color: var(--text-secondary);
    border: none;
    padding: 12px 24px;
    border-radius: 25px;
    font-size: var(--font-size-base);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.tab-btn.active,
.tab-btn:hover {
    background: var(--gradient-primary);
    color: white;
}

.tab-content {
    display: none;
    background: var(--bg-gray-50);
    padding: var(--spacing-2xl);
    border-radius: 16px;
}

.tab-content.active {
    display: block;
}

.scenario-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.scenario-text h3 {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.scenario-text p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.scenario-text ul {
    list-style: none;
}

.scenario-text li {
    padding: var(--spacing-xs) 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: var(--spacing-sm);
}

.scenario-text li::before {
    content: "▸";
    position: absolute;
    left: 0;
    color: var(--primary-color);
}

.scenario-stats {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

.scenario-stats .stat-item {
    background: white;
    padding: var(--spacing-md);
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow-sm);
}

/* 响应式设计 - 产品详情页面 */
@media (max-width: 768px) {
    .product-detail-hero h1 {
        font-size: var(--font-size-2xl);
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .stat-item {
        min-width: auto;
        padding: var(--spacing-md);
    }
    
    .stat-number {
        font-size: var(--font-size-2xl);
    }
    
    .overview-content {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .scenarios-grid {
        grid-template-columns: 1fr;
    }
    
    .cases-grid {
        grid-template-columns: 1fr;
    }
    
    .capabilities-grid {
        grid-template-columns: 1fr;
    }
    
    .deployment-options {
        grid-template-columns: 1fr;
    }
    
    .deployment-grid {
        grid-template-columns: 1fr;
    }
    
    .scenario-content {
        grid-template-columns: 1fr;
    }
    
    .tab-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .tab-btn {
        width: 200px;
    }
}

/* 核心能力样式 */
.capabilities-section {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 30%, #e2e8f0 70%, #f8fafc 100%);
    position: relative;
    overflow: hidden;
}

.capabilities-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 15% 25%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 85% 75%, rgba(16, 185, 129, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(245, 158, 11, 0.05) 0%, transparent 50%);
    animation: capabilitiesBgShift 20s ease-in-out infinite;
}

@keyframes capabilitiesBgShift {
    0%, 100% { 
        background: 
            radial-gradient(circle at 15% 25%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
            radial-gradient(circle at 85% 75%, rgba(16, 185, 129, 0.1) 0%, transparent 50%),
            radial-gradient(circle at 50% 50%, rgba(245, 158, 11, 0.05) 0%, transparent 50%);
    }
    50% { 
        background: 
            radial-gradient(circle at 75% 35%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
            radial-gradient(circle at 25% 65%, rgba(16, 185, 129, 0.1) 0%, transparent 50%),
            radial-gradient(circle at 60% 20%, rgba(245, 158, 11, 0.05) 0%, transparent 50%);
    }
}

.capabilities-overview {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
    align-items: center;
    position: relative;
    z-index: 2;
}

.capability-intro h3 {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.capability-intro p {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
}

.capability-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

/* 首页核心能力模块专用样式 - 与页面主题保持一致 */
.capabilities-section .capability-stats .stat-item {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(94, 179, 228, 0.2);
    border-radius: 16px;
    padding: var(--spacing-lg) var(--spacing-md);
    text-align: center;
    position: relative;
    transition: all 0.3s ease;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.capabilities-section .capability-stats .stat-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-secondary);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.capabilities-section .capability-stats .stat-item:hover {
    transform: translateY(-4px);
    background: rgba(255, 255, 255, 1);
    border-color: var(--secondary-color);
    box-shadow: 0 10px 30px rgba(94, 179, 228, 0.2);
}

.capabilities-section .capability-stats .stat-item:hover::before {
    opacity: 0.05;
}

.capabilities-section .capability-stats .stat-number {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--primary-color);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-xs);
    line-height: 1;
    position: relative;
    z-index: 2;
}

/* 为不支持背景剪切的浏览器提供备用方案 */
@supports not (-webkit-background-clip: text) {
    .capabilities-section .capability-stats .stat-number {
        color: var(--primary-color);
    }
}

.capabilities-section .capability-stats .stat-label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    font-weight: 500;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    line-height: 1.2;
    position: relative;
    z-index: 2;
}

/* 其他页面的统计卡片样式保持原样 */
.capability-stats .stat-item {
    background: white;
    padding: var(--spacing-md);
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    border: 1px solid #e5e7eb;
}

.capability-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.tech-radar {
    position: relative;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.1) 0%, rgba(59, 130, 246, 0.05) 50%, transparent 100%);
    border: 2px solid rgba(59, 130, 246, 0.2);
}

.radar-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: var(--font-size-sm);
    box-shadow: var(--shadow-md);
}

.radar-ring {
    position: absolute;
    border-radius: 50%;
    border: 1px solid rgba(59, 130, 246, 0.3);
}

.ring-1 {
    top: 25%;
    left: 25%;
    width: 50%;
    height: 50%;
}

.ring-2 {
    top: 10%;
    left: 10%;
    width: 80%;
    height: 80%;
}

.tech-point {
    position: absolute;
    background: white;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 20px;
    font-size: var(--font-size-xs);
    font-weight: 500;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(59, 130, 246, 0.2);
    white-space: nowrap;
}

.point-1 { top: -12px; left: 20%; }
.point-2 { top: 20%; right: -25px; }
.point-3 { bottom: -12px; right: 20%; }
.point-4 { bottom: 20%; left: -25px; }
.point-5 { top: -12px; left: 30%; }
.point-6 { top: 15%; right: -30px; }
.point-7 { bottom: -12px; right: 30%; }
.point-8 { bottom: 15%; left: -30px; }

.capabilities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
    position: relative;
    z-index: 2;
}

.capability-card {
    background: linear-gradient(135deg, #1e293b 0%, #334155 50%, #475569 100%);
    padding: var(--spacing-xl);
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.3);
    border: 1px solid rgba(148, 163, 184, 0.2);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.capability-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform var(--transition-normal);
}

.capability-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(45, 63, 95, 0.15) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.8s ease;
    pointer-events: none;
}

.capability-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 25px 50px rgba(0,0,0,0.4), 0 0 0 1px rgba(45, 63, 95, 0.5);
    border-color: rgba(45, 63, 95, 0.6);
    background: linear-gradient(135deg, #2d3748 0%, #4a5568 50%, #718096 100%);
}

.capability-card:hover::before {
    transform: scaleX(1);
}

.capability-card:hover::after {
    opacity: 1;
}

/* 悬停时的特殊动画效果 */
/* capability-icon悬停动画已删除 */

.capability-card:hover .capability-metric {
    transform: scale(1.05);
    background: linear-gradient(135deg, rgba(45, 63, 95, 0.3) 0%, rgba(94, 179, 228, 0.3) 100%);
    box-shadow: 0 4px 12px rgba(45, 63, 95, 0.4);
    border-color: rgba(94, 179, 228, 0.6);
}

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

.capability-card:hover .capability-metric .metric-label {
    color: #f1f5f9;
}

.capability-card:hover .capability-metric .metric-value {
    font-size: 1.4rem;
    color: #ffffff;
    font-weight: 800;
    text-shadow: 0 0 8px rgba(255, 255, 255, 0.8);
}

.capability-card:hover .capability-features {
    animation: features-slide 0.6s ease-out;
}

.capability-card:hover h3 {
    color: #5eb3e4;
    text-shadow: 0 0 8px rgba(94, 179, 228, 0.6);
    transform: translateY(-2px);
}

@keyframes capability-pulse {
    0%, 100% { 
        transform: scale(1.15);
        filter: drop-shadow(0 4px 12px rgba(0,0,0,0.15));
    }
    50% { 
        transform: scale(1.2);
        filter: drop-shadow(0 8px 20px rgba(0,0,0,0.25));
    }
}

/* 移除了过于夸张的metric-glow和value-bounce动画 */

@keyframes features-slide {
    0% { 
        opacity: 0.8;
        transform: translateX(-5px);
    }
    100% { 
        opacity: 1;
        transform: translateX(0);
    }
}

/* 优雅的波纹效果 */
/* capability-icon相关的波纹效果已删除 */

/* capability-icon样式已删除，因为不再使用SVG图标 */

/* 核心能力图标样式已统一使用SVG图标系统 */

/* SVG图标系统已删除 */

.capability-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: #f1f5f9;
    transition: all 0.3s ease;
}

.capability-card p {
    color: #cbd5e1;
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.capability-features {
    list-style: none;
    margin-bottom: var(--spacing-md);
}

.capability-features li {
    padding: var(--spacing-xs) 0;
    color: #94a3b8;
    position: relative;
    padding-left: var(--spacing-sm);
}

.capability-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #5eb3e4;
    font-weight: bold;
}

.capability-metric {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: rgba(148, 163, 184, 0.2);
    border-radius: 8px;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
    border: 2px solid rgba(148, 163, 184, 0.3);
}

.capability-metric::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(79, 70, 229, 0.1), transparent);
    transition: left 0.8s ease;
}

.metric-value {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: #5eb3e4;
    transition: all 0.4s ease;
    position: relative;
    z-index: 1;
}

.metric-label {
    font-size: var(--font-size-sm);
    color: #cbd5e1;
    transition: all 0.4s ease;
    position: relative;
    z-index: 1;
}

.technology-advantages {
    position: relative;
    z-index: 2;
}

.technology-advantages h3 {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    text-align: center;
    margin-bottom: var(--spacing-xl);
    color: var(--text-primary);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.advantage-item {
    text-align: center;
    padding: var(--spacing-lg);
    background: white;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    border: 1px solid #e5e7eb;
    transition: all var(--transition-normal);
}

.advantage-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.advantage-icon {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-md);
}

.advantage-item h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.advantage-item p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

/* 技术领军人样式 */
.technology-leader {
    position: relative;
    z-index: 2;
    margin-top: var(--spacing-2xl);
}

.technology-leader h3 {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    text-align: center;
    margin-bottom: var(--spacing-xl);
    color: var(--text-primary);
}

.leader-card {
    background: white;
    padding: var(--spacing-xl);
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    border: 1px solid #e5e7eb;
    transition: all var(--transition-normal);
    max-width: 1100px;
    margin: 0 auto;
}

.leader-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.leader-content {
    display: flex;
    flex-direction: column;
}

.leader-layout {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.leader-image-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
    flex-shrink: 0;
}

.leader-image {
    display: flex;
    justify-content: center;
}

.leader-title {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    text-align: center;
}

.leader-title h4 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.leader-position {
    font-size: var(--font-size-sm);
    color: var(--secondary-color);
    font-weight: 500;
    padding: 4px 12px;
    background: rgba(94, 179, 228, 0.1);
    border-radius: 20px;
    align-self: center;
}

.leader-text {
    flex: 1;
}

.leader-photo {
    width: 180px;
    height: 240px;
    object-fit: cover;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
}

.leader-profile {
    background: rgba(45, 63, 95, 0.02);
    padding: var(--spacing-md);
    border-radius: 12px;
    border-left: 3px solid var(--secondary-color);
}

.leader-profile h6 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--primary-color);
    margin: 0 0 var(--spacing-sm) 0;
}

.leader-profile h6:not(:first-child) {
    margin-top: var(--spacing-lg);
}

.leader-profile p {
    color: var(--text-primary);
    line-height: 1.7;
    font-size: var(--font-size-base);
    margin: 0 0 var(--spacing-xs) 0;
}

.leader-profile p:last-child {
    margin-bottom: 0;
}

.team-summary {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    background: rgba(94, 179, 228, 0.08);
    border-radius: 12px;
    border: 1px solid rgba(94, 179, 228, 0.2);
}

.team-summary p {
    color: var(--text-primary);
    line-height: 1.7;
    font-size: var(--font-size-base);
    margin: 0;
    text-align: left;
    font-weight: 500;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .leader-layout {
        flex-direction: column;
        gap: var(--spacing-lg);
    }
    
    .leader-photo {
        width: 150px;
        height: 200px;
    }
}

/* 新闻中心样式 */
.news-hero {
    background: linear-gradient(135deg, #1e293b 0%, #334155 30%, #475569 60%, #64748b 100%);
    padding: var(--spacing-3xl) 0 var(--spacing-2xl);
    position: relative;
    overflow: hidden;
}

.news-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 30%, rgba(59, 130, 246, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(6, 182, 212, 0.2) 0%, transparent 50%);
    animation: newsHeroBgShift 15s ease-in-out infinite;
}

@keyframes newsHeroBgShift {
    0%, 100% { 
        background: 
            radial-gradient(circle at 20% 30%, rgba(59, 130, 246, 0.2) 0%, transparent 50%),
            radial-gradient(circle at 80% 70%, rgba(6, 182, 212, 0.2) 0%, transparent 50%);
    }
    50% { 
        background: 
            radial-gradient(circle at 70% 40%, rgba(59, 130, 246, 0.2) 0%, transparent 50%),
            radial-gradient(circle at 30% 60%, rgba(6, 182, 212, 0.2) 0%, transparent 50%);
    }
}

.news-hero h1 {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    color: white;
    margin-bottom: var(--spacing-md);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.news-hero .hero-subtitle {
    font-size: var(--font-size-xl);
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.6;
}

.news-categories {
    background: white;
    padding: var(--spacing-lg) 0;
    border-bottom: 1px solid #e5e7eb;
    position: sticky;
    top: 70px;
    z-index: 100;
}

.category-tabs {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

.category-tab {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid #d1d5db;
    padding: 12px 24px;
    border-radius: 25px;
    font-size: var(--font-size-base);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.category-tab.active,
.category-tab:hover {
    background: var(--gradient-primary);
    color: white;
    border-color: var(--primary-color);
}

.featured-news {
    padding: var(--spacing-2xl) 0;
    background: var(--bg-gray-50);
}

.featured-news h2 {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    margin-bottom: var(--spacing-xl);
    color: var(--text-primary);
}

.featured-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-xl);
}

.news-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid #e5e7eb;
    transition: all var(--transition-normal);
    cursor: pointer;
}

.news-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.news-card.featured {
    margin-bottom: 0;
}

.featured-side .news-card {
    margin-bottom: var(--spacing-md);
    display: grid;
    grid-template-columns: 100px 1fr;
    gap: var(--spacing-md);
}

.featured-side .news-card:last-child {
    margin-bottom: 0;
}

.news-image {
    position: relative;
}

.featured-main .news-image {
    height: 250px;
}

.featured-side .news-image {
    height: 80px;
}

.news-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.news-tag {
    position: absolute;
    top: var(--spacing-sm);
    left: var(--spacing-sm);
    background: var(--gradient-primary);
    color: white;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: var(--font-size-xs);
    font-weight: 600;
}

.news-content {
    padding: var(--spacing-md);
}

.featured-main .news-content {
    padding: var(--spacing-lg);
}

.news-content h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
    line-height: 1.4;
}

.featured-side .news-content h4 {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
    line-height: 1.4;
}

.news-content p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.news-meta {
    display: flex;
    gap: var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--text-light);
}

.news-list {
    padding: var(--spacing-2xl) 0;
    background: white;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.news-item {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid #e5e7eb;
    transition: all var(--transition-normal);
    opacity: 1;
    transform: translateY(0);
}

.news-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.news-item-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

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

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

.news-item-content {
    padding: var(--spacing-lg);
}

.news-item-content h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
    line-height: 1.4;
}

.news-item-content p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-item-meta {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--text-light);
}

.read-more {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
}

.read-more:hover {
    color: var(--primary-dark);
}

.load-more-section {
    text-align: center;
    padding-top: var(--spacing-xl);
}

.btn-load-more {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    padding: 14px 28px;
    border-radius: 8px;
    font-size: var(--font-size-base);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.btn-load-more:hover {
    background: var(--primary-color);
    color: white;
}

.news-subscription {
    background: var(--gradient-primary);
    padding: var(--spacing-2xl) 0;
    color: white;
}

.subscription-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.subscription-text h3 {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.subscription-text p {
    font-size: var(--font-size-lg);
    opacity: 0.9;
}

.subscription-form .form-group {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.subscription-form input[type="email"] {
    flex: 1;
    padding: 14px 16px;
    border: none;
    border-radius: 8px;
    font-size: var(--font-size-base);
}

.btn-subscribe {
    background: white;
    color: var(--primary-color);
    border: none;
    padding: 14px 28px;
    border-radius: 8px;
    font-size: var(--font-size-base);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    white-space: nowrap;
}

.btn-subscribe:hover {
    background: var(--bg-gray-100);
}

.subscription-agreement {
    font-size: var(--font-size-sm);
    opacity: 0.9;
}

.subscription-agreement a {
    color: white;
    text-decoration: underline;
}

/* 新闻页面响应式设计 */
@media (max-width: 768px) {
    .capabilities-overview {
        grid-template-columns: 1fr;
    }
    
    .capability-stats {
        grid-template-columns: 1fr;
    }
    
    /* 首页核心能力模块移动端样式 */
    .capabilities-section .capability-stats .stat-number {
        font-size: var(--font-size-2xl);
    }
    
    .tech-radar {
        width: 250px;
        height: 250px;
    }
    
    .capabilities-grid {
        grid-template-columns: 1fr;
    }
    
    .advantages-grid {
        grid-template-columns: 1fr;
    }
    
    .featured-grid {
        grid-template-columns: 1fr;
    }
    
    .featured-side .news-card {
        grid-template-columns: 1fr;
    }
    
    .featured-side .news-image {
        height: 150px;
    }
    
    .news-grid {
        grid-template-columns: 1fr;
    }
    
    .subscription-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .subscription-form .form-group {
        flex-direction: column;
    }
    
    .category-tabs {
        justify-content: flex-start;
        overflow-x: auto;
        padding-bottom: var(--spacing-sm);
    }
    
    .category-tab {
        white-space: nowrap;
        flex-shrink: 0;
    }
}

/* 产品展示卡片样式 */
.hero-visual {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.product-showcase {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
    max-width: 500px;
    width: 100%;
}

.showcase-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 16px;
    padding: var(--spacing-lg);
    text-align: center;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    animation: cardFloat 6s ease-in-out infinite;
}

.showcase-card:nth-child(1) { animation-delay: 0s; }
.showcase-card:nth-child(2) { animation-delay: 1.5s; }
.showcase-card:nth-child(3) { animation-delay: 3s; }
.showcase-card:nth-child(4) { animation-delay: 4.5s; }

.showcase-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.6s ease;
}

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

.showcase-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    border-color: rgba(255, 255, 255, 0.3);
    animation-play-state: paused;
}

.showcase-card .card-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
    display: block;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.showcase-card h3 {
    color: white;
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.showcase-card p {
    color: rgba(255, 255, 255, 0.9);
    font-size: var(--font-size-sm);
    line-height: 1.4;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .product-showcase {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .showcase-card {
        padding: var(--spacing-md);
    }
    
    .showcase-card .card-icon {
        font-size: 2rem;
    }
}

/* 页面横幅样式 */
.page-hero {
    background: var(--gradient-primary);
    padding: calc(70px + var(--spacing-2xl)) 0 var(--spacing-2xl) 0;
    color: white;
    text-align: center;
}

.page-hero-content h1 {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-md);
    font-weight: 700;
}

.page-hero-content p {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-lg);
    opacity: 0.9;
}

.breadcrumb {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-sm);
    opacity: 0.8;
}

.breadcrumb a {
    color: white;
    text-decoration: none;
    transition: opacity var(--transition-fast);
}

.breadcrumb a:hover {
    opacity: 1;
}

.breadcrumb .separator {
    margin: 0 var(--spacing-xs);
}

.breadcrumb .current {
    font-weight: 600;
}

/* 招聘模块样式 */
.careers-section {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, var(--bg-gray-50) 0%, white 50%, var(--bg-gray-50) 100%);
}

.careers-intro {
    margin-bottom: var(--spacing-2xl);
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 50%, #f1f5f9 100%);
    border-radius: 20px;
    padding: var(--spacing-2xl);
    position: relative;
    overflow: hidden;
}

.careers-intro::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(94, 179, 228, 0.1) 0%, rgba(45, 63, 95, 0.05) 100%);
    border-radius: 20px;
}

.careers-intro-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.careers-intro-content h2,
.careers-intro-content h3 {
    font-size: var(--font-size-2xl);
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
    font-weight: 700;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.careers-intro-content p {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
}

.company-benefits {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.benefit-item {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-md);
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    transition: all var(--transition-normal);
    border: 1px solid rgba(94, 179, 228, 0.1);
}

.benefit-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.benefit-icon {
    font-size: var(--font-size-xl);
}

.job-positions {
    margin-bottom: var(--spacing-2xl);
}

.job-positions h3 {
    font-size: var(--font-size-2xl);
    color: var(--primary-color);
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.positions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: var(--spacing-xl);
}

.position-card {
    background: white;
    border-radius: 16px;
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.position-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.position-header {
    margin-bottom: var(--spacing-lg);
}

.position-header h4 {
    font-size: var(--font-size-xl);
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.position-tags {
    display: flex;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
}

.tag-tech {
    padding: 4px 12px;
    background: var(--gradient-secondary);
    color: white;
    border-radius: 20px;
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.position-requirements {
    margin-bottom: var(--spacing-lg);
}

.position-requirements h5 {
    font-size: var(--font-size-lg);
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.position-requirements ul {
    list-style: none;
    padding: 0;
}

.position-requirements li {
    position: relative;
    padding-left: var(--spacing-md);
    margin-bottom: var(--spacing-xs);
    color: var(--text-secondary);
    line-height: 1.6;
}

.position-requirements li::before {
    content: "▶";
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-size: var(--font-size-sm);
}

.position-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--bg-gray-100);
}

.position-info {
    display: flex;
    gap: var(--spacing-md);
    color: var(--text-light);
    font-size: var(--font-size-sm);
}

.apply-btn {
    background: var(--gradient-primary);
    color: white;
    padding: 10px 20px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-normal);
}

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

.join-us {
    background: var(--primary-color);
    border-radius: 20px;
    padding: var(--spacing-2xl);
    text-align: center;
    color: white;
}

.join-us-content h3 {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-md);
}

.join-us-content p {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xl);
    opacity: 0.9;
    line-height: 1.6;
}

.contact-hr {
    max-width: 600px;
    margin: 0 auto;
}

.hr-info {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.hr-email, .hr-phone {
    font-size: var(--font-size-lg);
    font-weight: 600;
}

.hr-note {
    font-size: var(--font-size-sm);
    opacity: 0.8;
    margin: 0;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .positions-grid {
        grid-template-columns: 1fr;
    }
    
    .position-card {
        padding: var(--spacing-lg);
    }
    
    .position-footer {
        flex-direction: column;
        gap: var(--spacing-md);
        align-items: stretch;
    }
    
    .apply-btn {
        text-align: center;
    }
    
    .company-benefits {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .hr-info {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
}