/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Noto Sans SC', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f5f5;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 导航栏 */
.navbar {
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.logo h1 {
    color: #0066cc;
    font-size: 24px;
    font-weight: 700;
}

.nav-links {
    display: flex;
    list-style: none;
}

.nav-links li {
    margin-left: 30px;
}

.nav-links a {
    color: #333;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: #0066cc;
}

.mobile-menu {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.mobile-menu span {
    width: 25px;
    height: 3px;
    background-color: #333;
    margin: 3px 0;
    transition: all 0.3s ease;
}

/* 主视觉区域 */
.hero {
    margin-top: 70px;
    padding: 60px 0;
    background: linear-gradient(135deg, #f5f5f5 0%, #e0f0ff 100%);
    position: relative;
    overflow: hidden;
}

.hero-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.hero-visual {
    flex: 1;
    height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-image {
    max-width: 100%;
    max-height: 100%;
    /* border-radius: 15px; */
    /* box-shadow: 0 20px 40px rgba(0, 102, 204, 0.3); */
    object-fit: cover;
}

.hero-text {
    flex: 1;
    text-align: left;
    padding-left: 60px;
}

.hero-text h2 {
    font-size: 48px;
    font-weight: 700;
    color: #003366;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-text p {
    font-size: 24px;
    color: #0066cc;
    margin-bottom: 30px;
}

.company-position {
    background-color: rgba(255, 255, 255, 0.8);
    padding: 20px;
    border-radius: 10px;
    margin-bottom: 30px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.company-position p {
    font-size: 16px;
    color: #333;
    margin-bottom: 10px;
}

.company-position p:last-child {
    margin-bottom: 0;
}

.cta-button {
    display: inline-block;
    background-color: #0066cc;
    color: white;
    padding: 15px 30px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(0, 102, 204, 0.3);
}

.cta-button:hover {
    background-color: #004999;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 102, 204, 0.4);
}

.cta-button.secondary {
    background-color: transparent;
    color: #0066cc;
    border: 2px solid #0066cc;
    margin-top: 30px;
}

.cta-button.secondary:hover {
    background-color: #0066cc;
    color: white;
}

/* 公司简介模块 */
.company-intro {
    padding: 80px 0;
    background-color: white;
}

.company-intro h3 {
    font-size: 32px;
    font-weight: 700;
    color: #003366;
    text-align: center;
    margin-bottom: 60px;
}

.intro-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 60px;
}

.intro-text {
    flex: 2;
    font-size: 18px;
    line-height: 1.8;
    color: #555;
}

.intro-text p {
    margin-bottom: 20px;
}

.founder-info {
    flex: 1;
    text-align: center;
}

.founder-placeholder {
    width: 200px;
    height: 200px;
    background-color: #e0f0ff;
    border-radius: 50%;
    margin: 0 auto 20px;
    border: 5px solid #0066cc;
    overflow: hidden;
}

.founder-text h4 {
    font-size: 20px;
    font-weight: 700;
    color: #003366;
    margin-bottom: 10px;
}

.founder-text p {
    font-size: 14px;
    color: #666;
}

/* 核心优势/数据看板 */
.core-advantages {
    padding: 80px 0;
    background: linear-gradient(135deg, #003366 0%, #0066cc 100%);
    color: white;
}

.core-advantages h3 {
    font-size: 32px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 60px;
}

.data-board {
    display: flex;
    justify-content: space-around;
    gap: 40px;
    flex-wrap: wrap;
}

.data-item {
    background-color: rgba(255, 255, 255, 0.1);
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    flex: 1;
    min-width: 200px;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.data-item:hover {
    transform: translateY(-10px);
    background-color: rgba(255, 255, 255, 0.15);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

.data-icon {
    width: 60px;
    height: 60px;
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    margin: 0 auto 20px;
    position: relative;
    overflow: hidden;
}

.data-icon.experience::before {
    content: "10+";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 24px;
    font-weight: 700;
}

.data-icon.kyc::before {
    content: "✓";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 32px;
    font-weight: 700;
}

.data-icon.credit::before {
    content: "$";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 32px;
    font-weight: 700;
}

.data-icon.revenue::before {
    content: "¥";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 32px;
    font-weight: 700;
}

.data-number {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 10px;
}

.data-desc {
    font-size: 14px;
    opacity: 0.9;
    line-height: 1.4;
}

/* 业务简介模块 */
.business-preview {
    padding: 80px 0;
    background: linear-gradient(135deg, #f0f8ff 0%, #e0f0ff 50%, #d0e8ff 100%);
    text-align: center;
}

.business-preview h3 {
    font-size: 32px;
    font-weight: 700;
    color: #003366;
    margin-bottom: 60px;
}

.business-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.business-item {
    background-color: #f9f9f9;
    padding: 40px 30px;
    border-radius: 15px;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.business-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
    border-color: #0066cc;
}

.business-icon {
    width: 80px;
    height: 80px;
    background-color: #0066cc;
    border-radius: 15px;
    margin: 0 auto 20px;
    position: relative;
    overflow: hidden;
}

.business-icon.trade::before {
    content: "📦";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 32px;
}

.business-icon.risk::before {
    content: "🛡️";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 32px;
}

.business-icon.terminal::before {
    content: "🏢";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 32px;
}

.business-icon.consulting::before {
    content: "💡";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 32px;
}

.business-item h4 {
    font-size: 20px;
    font-weight: 700;
    color: #003366;
    margin-bottom: 15px;
}

.business-item p {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
}

/* 合作伙伴模块 */
.partners {
    padding: 80px 0;
    background-color: #f5f5f5;
}

.partners h3 {
    font-size: 32px;
    font-weight: 700;
    color: #003366;
    text-align: center;
    margin-bottom: 30px;
}

.partners-intro {
    max-width: 1000px;
    margin: 0 auto 60px;
    padding: 0 20px;
    text-align: center;
}

.partners-intro p {
    font-size: 16px;
    line-height: 1.8;
    color: #555;
    margin-bottom: 20px;
}

.partner-categories {
    display: flex;
    flex-direction: column;
    gap: 50px;
}

.partner-category h4 {
    font-size: 22px;
    font-weight: 700;
    color: #0066cc;
    margin-bottom: 30px;
    text-align: center;
    position: relative;
}

.partner-category h4::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, #0066cc 0%, #003366 100%);
    border-radius: 2px;
}

.scroll-container {
    overflow: hidden;
    position: relative;
    white-space: nowrap;
    padding: 10px 0;
    background: linear-gradient(to right, rgba(255, 255, 255, 1) 0%, rgba(255, 255, 255, 0) 10%, rgba(255, 255, 255, 0) 90%, rgba(255, 255, 255, 1) 100%);
}

/* 添加渐变遮罩效果，使滚动内容自然过渡 */
.scroll-container::before,
.scroll-container::after {
    content: '';
    position: absolute;
    top: 0;
    width: 100px;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

.scroll-container::before {
    left: 0;
    background: linear-gradient(to right, rgba(255, 255, 255, 1), rgba(255, 255, 255, 0));
}

.scroll-container::after {
    right: 0;
    background: linear-gradient(to left, rgba(255, 255, 255, 1), rgba(255, 255, 255, 0));
}

.partner-list {
    display: inline-flex;
    gap: 15px;
    animation: scrollLeft 25s linear infinite;
    padding-right: 20px;
    will-change: transform;
}

/* 为不同类别设置不同的动画和延迟，使滚动更有层次感 */
.partner-category:nth-child(2) .partner-list {
    animation: scrollRight 25s linear infinite;
    animation-delay: -4s;
}

.partner-category:nth-child(3) .partner-list {
    animation-delay: -8s;
}

@keyframes scrollLeft {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

/* 向右滚动动画 */
@keyframes scrollRight {
    0% {
        transform: translateX(-50%);
    }
    100% {
        transform: translateX(0);
    }
}

.partner-item {
    background-color: white;
    color: #003366;
    padding: 12px 25px;
    border-radius: 30px;
    font-size: 14px;
    font-weight: 500;
    box-shadow: 0 3px 10px rgba(0, 102, 204, 0.1);
    transition: all 0.3s ease;
    border: 1px solid #e0f0ff;
    white-space: nowrap;
}

.partner-item:hover {
    background-color: #0066cc;
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 102, 204, 0.3);
    border-color: #0066cc;
}

/* 悬停时暂停动画 */
.scroll-container:hover .partner-list {
    animation-play-state: paused;
}

/* 业务合作页面的合作伙伴与生态模块滚动样式 */
.ecosystem .partner-category:nth-child(2) .partner-logos,
.ecosystem .partner-category:nth-child(4) .partner-logos {
    animation: scrollRight 20s linear infinite;
    animation-delay: -2s;
}

.ecosystem .partner-category:nth-child(3) .partner-logos {
    animation-delay: -4s;
}

/* 为业务合作页面的合作伙伴logo列表添加滚动动画 */
.ecosystem .partner-logos {
    display: inline-flex;
    gap: 20px;
    animation: scrollLeft 20s linear infinite;
    padding-right: 20px;
}

/* 业务合作页面的合作伙伴logo样式 */
.partner-logo {
    width: 100px;
    height: 60px;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 3px 10px rgba(0, 102, 204, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    color: #003366;
    font-weight: bold;
    transition: all 0.3s ease;
    white-space: nowrap;
    border: 1px solid #e0f0ff;
    padding: 0 15px;
}

.partner-logo:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 102, 204, 0.2);
}

/* 为不同的合作伙伴logo添加特定内容 */
.partner-logo.exxon::before { content: "Exxon" }
.partner-logo.bp::before { content: "BP" }
.partner-logo.total::before { content: "Total" }
.partner-logo.shell::before { content: "Shell" }
.partner-logo.xinao::before { content: "新奥" }
.partner-logo.zhongran::before { content: "中燃" }
.partner-logo.ganghua::before { content: "港华" }
.partner-logo.enn::before { content: "ENN" }
.partner-logo.shanghai::before { content: "上海" }
.partner-logo.chongqing::before { content: "重庆" }
.partner-logo.shenzhen::before { content: "深圳" }
.partner-logo.petrochina::before { content: "中石油" }
.partner-logo.sinopec::before { content: "中石化" }
.partner-logo.cnooc::before { content: "CNOOC" }
.partner-logo.stategrid::before { content: "国家电网" }

/* 悬停时暂停动画 */
.scroll-container:hover .partner-logos {
    animation-play-state: paused;
}

/* 业务合作页面样式 */
.business-hero {
    margin-top: 70px;
    padding: 60px 0;
    background: linear-gradient(135deg, #003366 0%, #0066cc 100%);
    color: white;
    text-align: center;
}

.business-hero h2 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
}

.business-hero p {
    font-size: 24px;
    opacity: 0.9;
}

.pain-points {
    padding: 80px 0;
    background-color: white;
}

.pain-points h3 {
    font-size: 32px;
    font-weight: 700;
    color: #003366;
    text-align: center;
    margin-bottom: 40px;
}

.pain-points-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 60px;
}

.pain-point {
    background-color: #f9f9f9;
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    transition: all 0.3s ease;
}

.pain-point:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.pain-point-icon {
    width: 80px;
    height: 80px;
    background-color: #0066cc;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    font-weight: 700;
    margin: 0 auto 20px;
}

.pain-point h4 {
    font-size: 20px;
    font-weight: 700;
    color: #003366;
    margin-bottom: 15px;
}

.pain-point p {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
}

.solution-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.solution-intro p {
    font-size: 18px;
    line-height: 1.8;
    color: #555;
}

.business-matrix {
    padding: 80px 0;
    background-color: #f5f5f5;
}

.business-matrix h3 {
    font-size: 32px;
    font-weight: 700;
    color: #003366;
    text-align: center;
    margin-bottom: 60px;
}

.business-matrix-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.business-module {
    background-color: white;
    padding: 40px 30px;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.business-module:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.business-module-icon {
    width: 100px;
    height: 100px;
    background-color: #0066cc;
    border-radius: 20px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
}

.business-module h4 {
    font-size: 24px;
    font-weight: 700;
    color: #003366;
    text-align: center;
    margin-bottom: 15px;
}

.business-value {
    font-size: 16px;
    color: #0066cc;
    text-align: center;
    font-weight: 600;
    margin-bottom: 25px;
}

.business-features {
    list-style: none;
    padding: 0;
}

.business-features li {
    padding: 8px 0;
    padding-left: 25px;
    position: relative;
    color: #666;
    font-size: 14px;
}

.business-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #0066cc;
    font-weight: 700;
}

.ecosystem {
    padding: 80px 0;
    background-color: white;
}

.ecosystem h3 {
    font-size: 32px;
    font-weight: 700;
    color: #003366;
    text-align: center;
    margin-bottom: 40px;
}

.ecosystem-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 60px;
}

.ecosystem-intro p {
    font-size: 18px;
    line-height: 1.8;
    color: #555;
}

.cooperation-process {
    padding: 80px 0;
    background: linear-gradient(135deg, #003366 0%, #0066cc 100%);
    color: white;
}

.cooperation-process h3 {
    font-size: 32px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 60px;
}

.process-steps {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
}

.process-step {
    flex: 1;
    min-width: 150px;
    text-align: center;
}

.step-number {
    width: 60px;
    height: 60px;
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    margin: 0 auto 20px;
}

.process-step h4 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 15px;
}

.process-step p {
    font-size: 14px;
    opacity: 0.9;
    line-height: 1.6;
}

.contact-us {
    padding: 80px 0;
    background-color: white;
    text-align: center;
}

.contact-us h3 {
    font-size: 32px;
    font-weight: 700;
    color: #003366;
    margin-bottom: 20px;
}

.contact-us p {
    font-size: 18px;
    color: #555;
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* 合伙人招募页面样式 */
.partner-hero {
    margin-top: 70px;
    padding: 80px 0;
    background: linear-gradient(135deg, #003366 0%, #0066cc 100%);
    color: white;
    text-align: center;
}

.partner-hero h2 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
}

.partner-hero p {
    font-size: 24px;
    opacity: 0.9;
}

.partner-intro {
    padding: 80px 0;
    background-color: white;
}

.partner-intro h3 {
    font-size: 36px;
    font-weight: 700;
    color: #003366;
    text-align: center;
    margin-bottom: 40px;
}

.intro-text {
    text-align: center;
    margin-bottom: 40px;
}

.intro-text p {
    font-size: 24px;
    line-height: 1.8;
    color: #555;
    margin-bottom: 20px;
}

.intro-text .highlight {
    color: #0066cc;
    font-weight: 700;
}

.vision-statement {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    padding: 30px;
    background-color: #f9f9f9;
    border-radius: 15px;
}

.vision-statement p {
    font-size: 18px;
    line-height: 1.8;
    color: #666;
    margin-bottom: 15px;
}

.partner-profiles {
    padding: 80px 0;
    background-color: #f5f5f5;
}

.partner-profiles h3 {
    font-size: 32px;
    font-weight: 700;
    color: #003366;
    text-align: center;
    margin-bottom: 60px;
}

.profiles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 40px;
}

.profile-card {
    background-color: white;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: all 0.3s ease;
}

.profile-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.profile-header {
    background: linear-gradient(135deg, #003366 0%, #0066cc 100%);
    color: white;
    padding: 30px;
    text-align: center;
}

.profile-icon {
    width: 100px;
    height: 100px;
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
}

.profile-icon.region::before {
    content: "🌍";
}

.profile-icon.international::before {
    content: "🌐";
}

.profile-header h4 {
    font-size: 24px;
    font-weight: 700;
}

.profile-content {
    padding: 30px;
}

.mission {
    font-size: 18px;
    font-weight: 700;
    color: #0066cc;
    text-align: center;
    margin-bottom: 30px;
}

.requirements h5,
.responsibilities h5 {
    font-size: 18px;
    font-weight: 700;
    color: #003366;
    margin-bottom: 15px;
}

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

.requirements li,
.responsibilities li {
    padding: 10px 0;
    padding-left: 25px;
    position: relative;
    color: #666;
    font-size: 14px;
}

.requirements li::before,
.responsibilities li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: #0066cc;
    font-weight: 700;
    font-size: 20px;
}

.requirements {
    margin-bottom: 30px;
}

.why-us {
    padding: 80px 0;
    background-color: white;
}

.why-us h3 {
    font-size: 32px;
    font-weight: 700;
    color: #003366;
    text-align: center;
    margin-bottom: 60px;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.advantage-item {
    background-color: #f9f9f9;
    padding: 40px 30px;
    border-radius: 15px;
    text-align: center;
    transition: all 0.3s ease;
}

.advantage-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.advantage-icon {
    width: 100px;
    height: 100px;
    background-color: #0066cc;
    border-radius: 20px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
}

.advantage-icon.leader::before {
    content: "🏆";
}

.advantage-icon.innovation::before {
    content: "💡";
}

.advantage-icon.capital::before {
    content: "💰";
}

.advantage-icon.stage::before {
    content: "🌍";
}

.advantage-item h4 {
    font-size: 20px;
    font-weight: 700;
    color: #003366;
    margin-bottom: 15px;
}

.advantage-item p {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
    margin-bottom: 15px;
}

.advantage-desc {
    font-size: 12px !important;
    opacity: 0.8;
}

.partner-benefits {
    padding: 80px 0;
    background-color: #f5f5f5;
}

.partner-benefits h3 {
    font-size: 32px;
    font-weight: 700;
    color: #003366;
    text-align: center;
    margin-bottom: 60px;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
}

.benefit-item {
    background-color: white;
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    transition: all 0.3s ease;
}

.benefit-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.benefit-icon {
    width: 80px;
    height: 80px;
    background-color: #0066cc;
    border-radius: 50%;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
}

.benefit-icon.equity::before {
    content: "📈";
}

.benefit-icon.bonus::before {
    content: "💸";
}

.benefit-icon.autonomy::before {
    content: "🔑";
}

.benefit-icon.support::before {
    content: "🤝";
}

.benefit-icon.growth::before {
    content: "🌱";
}

.benefit-icon.community::before {
    content: "👥";
}

.benefit-item h4 {
    font-size: 18px;
    font-weight: 700;
    color: #003366;
    margin-bottom: 15px;
}

.benefit-item p {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
}

.join-us {
    padding: 80px 0;
    background: linear-gradient(135deg, #003366 0%, #0066cc 100%);
    color: white;
    text-align: center;
}

.join-content {
    max-width: 800px;
    margin: 0 auto;
}

.join-content h3 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 20px;
}

.join-content p {
    font-size: 18px;
    line-height: 1.8;
    opacity: 0.9;
    margin-bottom: 20px;
}

/* 创始人的一封信页面样式 */
.letter-hero {
    margin-top: 70px;
    padding: 60px 0;
    background: linear-gradient(135deg, #003366 0%, #0066cc 100%);
    color: white;
    text-align: center;
}

.letter-hero h2 {
    font-size: 48px;
    font-weight: 700;
}

.letter-content {
    padding: 80px 0;
    background-color: white;
}

.letter-wrapper {
    max-width: 800px;
    margin: 0 auto;
    background-color: #fafafa;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    padding: 60px;
    position: relative;
}

.letter-wrapper::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, #003366 0%, #0066cc 100%);
    border-radius: 15px 15px 0 0;
}

.letter-intro {
    text-align: center;
    margin-bottom: 40px;
    padding-bottom: 30px;
    border-bottom: 1px solid #e0e0e0;
}

.letter-intro p {
    font-size: 20px;
    font-style: italic;
    color: #666;
}

.letter-section {
    margin-bottom: 40px;
}

.letter-section h3 {
    font-size: 24px;
    font-weight: 700;
    color: #003366;
    margin-bottom: 20px;
}

.letter-section p {
    font-size: 16px;
    line-height: 1.8;
    color: #555;
    margin-bottom: 15px;
    text-align: justify;
}

.letter-footer {
    margin-top: 60px;
    padding-top: 30px;
    border-top: 1px solid #e0e0e0;
    text-align: right;
}

.founder-signature {
    display: inline-block;
    text-align: center;
}

.signature-placeholder {
    width: 150px;
    height: 60px;
    background-color: #e0f0ff;
    border-radius: 5px;
    margin-bottom: 15px;
    position: relative;
    overflow: hidden;
}

.signature-placeholder::after {
    content: "郑洪弢";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(-10deg);
    font-size: 36px;
    font-family: 'Brush Script MT', cursive;
    color: #003366;
}

.signature-name {
    font-size: 18px;
    font-weight: 700;
    color: #003366;
    margin-bottom: 5px;
}

.signature-title {
    font-size: 14px;
    color: #666;
    margin-bottom: 10px;
}

.signature-date {
    font-size: 12px;
    color: #999;
}

.founder-showcase {
    padding: 80px 0;
    background-color: #f5f5f5;
}

.founder-content {
    display: flex;
    align-items: center;
    gap: 60px;
    max-width: 1000px;
    margin: 0 auto;
}

.founder-photo {
    flex: 1;
}

.photo-placeholder {
    width: 250px;
    height: 250px;
    background-color: #0066cc;
    border-radius: 50%;
    margin: 0 auto;
    overflow: hidden;
    border: 5px solid white;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.founder-info {
    flex: 2;
}

.founder-info h3 {
    font-size: 32px;
    font-weight: 700;
    color: #003366;
    margin-bottom: 10px;
}

.founder-title {
    font-size: 18px;
    color: #666;
    margin-bottom: 30px;
}

.founder-achievements h4 {
    font-size: 20px;
    font-weight: 700;
    color: #003366;
    margin-bottom: 20px;
    text-align: left;
}

.founder-achievements ul {
    list-style: none;
    padding: 0;
}

.founder-achievements li {
    padding: 10px 0;
    padding-left: 30px;
    position: relative;
    color: #555;
    font-size: 16px;
    line-height: 1.6;
    text-align: left;
}

.founder-achievements li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #0066cc;
    font-weight: 700;
}

.company-vision {
    padding: 80px 0;
    background-color: white;
    text-align: center;
}

.company-vision h3 {
    font-size: 32px;
    font-weight: 700;
    color: #003366;
    margin-bottom: 40px;
}

.vision-content {
    max-width: 800px;
    margin: 0 auto;
}

.vision-content p {
    font-size: 18px;
    line-height: 1.8;
    color: #555;
    margin-bottom: 20px;
}

/* 页脚 */
.footer {
    background-color: #003366;
    color: white;
    padding: 60px 0 30px;
}

.footer-content {
    /*display: grid;*/
    /*grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));*/
    display: flex;
    align-items: center;
    justify-content: space-between;
    /*gap: 40px;*/
    margin-bottom: 40px;
}

.footer-qrcode {
    display: flex;
    justify-content: center;
    gap: 60px;
    /* margin-bottom: 40px; */
    padding: 30px 0;
    /*border-top: 1px solid #0066cc;*/
    /* border-bottom: 1px solid #0066cc; */
}

.qrcode-item {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.qrcode-image {
    width: 120px;
    height: 120px;
    background-color: white;
    border-radius: 10px;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    color: #003366;
    font-weight: 600;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.qrcode-image1 {
    width: 120px;
    height: 120px;
    background-color: white;
    border-radius: 10px;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    color: #003366;
    font-weight: 600;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.qrcode-title {
    font-size: 16px;
    font-weight: 700;
    color: #e0f0ff;
    margin-bottom: 8px;
}

.qrcode-desc {
    font-size: 12px;
    color: #b0c4de;
    line-height: 1.4;
}
.footer-content-left{
    /*display: flex;*/
    /*align-items: center;*/
    /*gap: 20px;*/
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    column-gap: 40px;
}

.footer-section h4 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 20px;
    color: #e0f0ff;
}

.footer-section p {
    font-size: 14px;
    line-height: 1.6;
    color: #b0c4de;
    margin-bottom: 10px;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: #b0c4de;
    text-decoration: none;
    transition: color 0.3s ease;
    font-size: 14px;
}

.footer-section ul li a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid #0066cc;
    font-size: 12px;
    color: #b0c4de;
}

/* 联系我们页面样式 */
.contact-hero {
    margin-top: 70px;
    padding: 60px 0;
    background: linear-gradient(135deg, #003366 0%, #0066cc 100%);
    color: white;
    text-align: center;
}

.contact-hero h2 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
}

.contact-hero p {
    font-size: 24px;
    opacity: 0.9;
}

.contact-info {
    padding: 80px 0;
    background-color: white;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 40px;
}

.contact-item {
    text-align: center;
    padding: 30px;
    background-color: #f8f9fa;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.contact-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.contact-icon {
    margin-bottom: 20px;
}

.contact-item h3 {
    font-size: 24px;
    font-weight: 700;
    color: #003366;
    margin-bottom: 20px;
}

.contact-item p {
    color: #666;
    line-height: 1.8;
    margin-bottom: 8px;
}

.contact-form-section {
    padding: 80px 0;
    background-color: #f5f5f5;
}

.contact-form-section h3 {
    text-align: center;
    font-size: 36px;
    font-weight: 700;
    color: #003366;
    margin-bottom: 60px;
}

.contact-form {
    max-width: 800px;
    margin: 0 auto;
    background-color: white;
    padding: 50px;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.form-group {
    margin-bottom: 30px;
}

.form-group label {
    display: block;
    font-size: 16px;
    font-weight: 600;
    color: #333;
    margin-bottom: 10px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid #e0e0e0;
    border-radius: 5px;
    font-size: 16px;
    font-family: inherit;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #0066cc;
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .hero-content {
        flex-direction: column;
        text-align: center;
    }

    .hero-text {
        padding-left: 0;
        padding-top: 40px;
    }

    .intro-content {
        flex-direction: column;
        text-align: center;
    }

    .footer-qrcode {
        flex-direction: column;
        gap: 40px;
        padding: 20px 0;
    }

    .qrcode-image {
        width: 100px;
        height: 100px;
    }

    .qrcode-image1 {
        width: 100px;
        height: 100px;
    }

    .qrcode-title {
        font-size: 14px;
    }

    .qrcode-desc {
        font-size: 11px;
    }

    .intro-text {
        order: 2;
    }

    .founder-info {
        order: 1;
        margin-bottom: 40px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 70px;
        left: 0;
        width: 100%;
        background-color: white;
        box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
        padding: 20px 0;
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links li {
        margin: 10px 0;
        text-align: center;
    }

    .mobile-menu {
        display: flex;
    }

    .hero-text h2 {
        font-size: 36px;
    }

    .hero-text p {
        font-size: 20px;
    }

    .visual-placeholder {
        width: 300px;
        height: 300px;
    }

    .data-board {
        flex-direction: column;
        align-items: center;
    }

    .data-item {
        width: 80%;
        max-width: 300px;
    }
}

@media (max-width: 576px) {
    .hero-text h2 {
        font-size: 28px;
    }

    .hero-text p {
        font-size: 18px;
    }

    .company-intro h3,
    .core-advantages h3,
    .business-preview h3,
    .partners h3 {
        font-size: 24px;
    }

    .visual-placeholder {
        width: 250px;
        height: 250px;
    }
}

.qrcode-image{
    background: url("./imgs/wechat_erm.jpg");
    background-repeat: no-repeat;
    background-size: contain;
    color: transparent;
}

.qrcode-image1{
    background: url("./imgs/gzh_erm.jpg");
    background-repeat: no-repeat;
    background-size: contain;
    color: transparent;
}

/* 语言切换器样式 */
.language-switcher {
    position: relative;
    display: inline-block;
    margin-left: 20px;
    cursor: pointer;
}

.language-current {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background-color: #f8f9fa;
    border-radius: 6px;
    border: 1px solid #e0e0e0;
    transition: all 0.3s ease;
    font-size: 14px;
    font-weight: 500;
    color: #333;
}

.language-current:hover {
    background-color: #e9ecef;
    border-color: #0066cc;
}

.language-flag {
    font-size: 16px;
}

.language-text {
    white-space: nowrap;
}

.language-arrow {
    font-size: 12px;
    transition: transform 0.3s ease;
}

.language-switcher:hover .language-arrow {
    transform: rotate(180deg);
}

.language-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    width: 120px;
    background-color: white;
    border: 1px solid #e0e0e0;
    border-radius: 6px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    z-index: 1001;
    display: none;
    margin-top: 5px;
}

.language-dropdown.show {
    display: block;
}

.language-option {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 12px;
    cursor: pointer;
    transition: background-color 0.3s ease;
    font-size: 14px;
    color: #333;
}

.language-option:hover {
    background-color: #f8f9fa;
}

.language-option:first-child {
    border-radius: 6px 6px 0 0;
}

.language-option:last-child {
    border-radius: 0 0 6px 6px;
}

/* 导航栏中的语言切换器 */
.navbar .container {
    position: relative;
}

.navbar .language-switcher {
    /* margin-left: auto; */
    /* margin-right: 20px; */
}

/* 英文语言样式调整 */
body[lang="en"] .hero-text h2 {
    font-size: 42px;
    line-height: 1.3;
}

body[lang="en"] .hero-text p {
    font-size: 20px;
}

body[lang="en"] .company-position p {
    font-size: 15px;
    line-height: 1.6;
}

body[lang="en"] .intro-text p {
    font-size: 16px;
    line-height: 1.8;
}

body[lang="en"] .business-item p {
    font-size: 13px;
    line-height: 1.6;
    min-height: 60px;
}

body[lang="en"] .business-value {
    font-size: 14px;
    line-height: 1.5;
    min-height: 50px;
}

body[lang="en"] .business-features li {
    font-size: 13px;
    line-height: 1.5;
}

body[lang="en"] .partner-item {
    font-size: 12px;
    padding: 10px 15px;
    white-space: normal;
    text-align: center;
    min-height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

body[lang="en"] .partner-list {
    gap: 10px;
    animation-duration: 30s !important;
}

body[lang="en"] .partner-logo {
    font-size: 14px;
    padding: 0 10px;
    white-space: normal;
    text-align: center;
    min-height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
}

body[lang="en"] .partner-logo::before {
    content: attr(data-en-name) !important;
}

/* 合作伙伴logo的英文名称 */
body[lang="en"] .partner-logo.exxon::before { content: "Exxon" !important; }
body[lang="en"] .partner-logo.bp::before { content: "BP" !important; }
body[lang="en"] .partner-logo.total::before { content: "Total" !important; }
body[lang="en"] .partner-logo.shell::before { content: "Shell" !important; }
body[lang="en"] .partner-logo.xinao::before { content: "ENN" !important; }
body[lang="en"] .partner-logo.zhongran::before { content: "China Gas" !important; }
body[lang="en"] .partner-logo.ganghua::before { content: "Towngas" !important; }
body[lang="en"] .partner-logo.enn::before { content: "ENN" !important; }
body[lang="en"] .partner-logo.shanghai::before { content: "Shanghai" !important; }
body[lang="en"] .partner-logo.chongqing::before { content: "Chongqing" !important; }
body[lang="en"] .partner-logo.shenzhen::before { content: "Shenzhen" !important; }
body[lang="en"] .partner-logo.petrochina::before { content: "PetroChina" !important; }
body[lang="en"] .partner-logo.sinopec::before { content: "Sinopec" !important; }
body[lang="en"] .partner-logo.cnooc::before { content: "CNOOC" !important; }
body[lang="en"] .partner-logo.stategrid::before { content: "State Grid" !important; }

body[lang="en"] .partner-item {
    white-space: normal !important;
    text-align: center;
    min-height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1.3;
}

body[lang="en"] .profile-content p {
    font-size: 16px;
    line-height: 1.6;
}

body[lang="en"] .requirements li,
body[lang="en"] .responsibilities li {
    font-size: 13px;
    line-height: 1.5;
}

body[lang="en"] .advantage-desc {
    font-size: 11px !important;
    line-height: 1.5;
}

body[lang="en"] .benefit-item p {
    font-size: 13px;
    line-height: 1.5;
    min-height: 50px;
}

body[lang="en"] .letter-section p {
    font-size: 15px;
    line-height: 1.7;
}

body[lang="en"] .contact-item p {
    font-size: 14px;
    line-height: 1.6;
}

/* 通用英文文本调整 */
body[lang="en"] * {
    word-wrap: break-word;
    hyphens: auto;
}

/* 响应式设计中的语言切换器 */
@media (max-width: 768px) {
    .navbar .language-switcher {
        margin-left: 0;
        margin-right: 15px;
    }
    
    .language-current {
        padding: 6px 10px;
        font-size: 13px;
    }
    
    .language-dropdown {
        width: 110px;
    }
    
    .language-option {
        padding: 8px 10px;
        font-size: 13px;
    }
    
    /* 移动端英文样式 */
    body[lang="en"] .hero-text h2 {
        font-size: 32px;
    }
    
    body[lang="en"] .hero-text p {
        font-size: 18px;
    }
    
    body[lang="en"] .business-item {
        min-height: 200px;
    }
    
    body[lang="en"] .partner-item {
        font-size: 11px;
        padding: 8px 12px;
    }
}

@media (max-width: 576px) {
    .navbar .language-switcher {
        margin-right: 10px;
    }
    
    .language-current {
        padding: 5px 8px;
        font-size: 12px;
    }
    
    .language-text {
        display: none;
    }
    
    .language-dropdown {
        width: 80px;
    }
    
    .language-option {
        padding: 6px 8px;
        font-size: 12px;
    }
    
    .language-option .language-text {
        display: block;
    }
    
    /* 小屏幕英文样式 */
    body[lang="en"] .hero-text h2 {
        font-size: 28px;
    }
    
    body[lang="en"] .hero-text p {
        font-size: 16px;
    }
    
    body[lang="en"] .business-item {
        min-height: 180px;
    }
    
    body[lang="en"] .partner-item {
        font-size: 10px;
        padding: 6px 10px;
    }
}