/* 全局样式重置和基础设置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--gray-dark);
    background-color: var(--white);
    overflow-x: hidden;
    position: relative;
}

/* 科技感背景纹理 */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(var(--accent-blue) 1px, transparent 1px),
        radial-gradient(var(--accent-blue) 1px, transparent 1px);
    background-size: 50px 50px;
    background-position: 0 0, 25px 25px;
    opacity: 0.03;
    z-index: -1;
    pointer-events: none;
}

/* 基础变量定义 */
:root {
    /* 颜色变量 */
    --primary-blue: #4CAF50;
    --dark-blue: #2E7D32;
    --light-blue: #66BB6A;
    --accent-blue: #43A047;
    --cyan-blue: #66BB6A;
    --electric-blue: #4DB6AC;
    --neon-blue: #81C784;
    --gradient-start: #4CAF50;
    --gradient-end: #43A047;
    --white: #FFFFFF;
    --gray-light: #F5F7FA;
    --gray: #9DA3AF;
    --gray-dark: #374151;
    --black: #111827;
    
    /* 间距变量 */
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 32px;
    --spacing-xl: 48px;
    --spacing-xxl: 64px;
    
    /* 字体变量 */
    --font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif;
    --font-size-xs: 12px;
    --font-size-sm: 14px;
    --font-size-md: 16px;
    --font-size-lg: 18px;
    --font-size-xl: 24px;
    --font-size-xxl: 32px;
    --font-size-xxxl: 48px;
    
    /* 圆角变量 */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 50%;
    
    /* 阴影变量 */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.15);
    --shadow-tech: 0 0 20px rgba(15, 76, 129, 0.2);
    --shadow-glow: 0 0 15px rgba(30, 136, 229, 0.4);
    
    /* 动画时长 */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    --transition-delay: 0.1s;
}

/* 通用样式 */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* SVG容器样式 */
.svg-container {
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 30px 0 40px 0;
    overflow: hidden;
    border-radius: 8px;
    background-color: var(--white);
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition-normal);
}

.svg-container:hover {
    box-shadow: var(--shadow-md);
}

/* 响应式SVG样式 */
.responsive-svg {
    max-width: 100%;
    height: auto;
    max-height: none;
    display: block;
    padding: 20px;
    margin: 0 auto;
    position: relative;
    left: 0;
}

/* 资质认证SVG特殊样式 */
.certifications .responsive-svg {
    max-width: 100%;
    height: auto;
    min-height: 300px;
    width: auto;
}

/* 资质认证部分样式规则 */
.certifications {
    padding: 60px 0 100px;
    position: relative;
    overflow: visible;
}

.certifications .container {
    position: relative;
    z-index: 1;
}

.certifications .svg-container {
    margin: 30px 0;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 350px;
    width: 100%;
    padding: 20px;
    background-color: #ffffff;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.certifications .responsive-svg {
    width: 100%;
    height: auto;
    min-height: 350px;
    max-width: 100%;
    object-fit: contain;
}

/* 确保网格部分显示完整 */
.certifications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 60px !important;
    width: 100%;
    max-width: 1200px;
    margin-left: auto !important;
    margin-right: auto !important;
    padding: 0 20px;
    position: relative;
    z-index: 1;
}

.certification-item {
    background-color: #f9f9f9;
    border-radius: 10px;
    padding: 30px 20px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    min-height: 220px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    border: 1px solid #e0e0e0;
    box-sizing: border-box;
}

.certification-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

.certification-icon {
    width: 80px;
    height: 80px;
    background-color: #4CAF50;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 20px;
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

.certification-item:hover .certification-icon {
    transform: scale(1.1);
}

.certification-icon i {
    color: white;
    font-size: 32px;
}

.certification-name {
    font-size: 16px;
    font-weight: 500;
    color: #333;
    line-height: 1.5;
    margin: 0;
    word-wrap: break-word;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .certifications {
        padding: 40px 0 80px;
    }
    
    .certifications .svg-container {
        min-height: 250px;
        padding: 10px;
    }
    
    .certifications .responsive-svg {
        min-height: 250px;
    }
    
    .certifications-grid {
        gap: 20px;
        margin-top: 40px !important;
    }
    
    .certification-item {
        min-height: 200px;
        padding: 25px 15px;
    }
    
    .certification-icon {
        width: 60px;
        height: 60px;
        margin-bottom: 15px;
    }
    
    .certification-icon i {
        font-size: 24px;
    }
    
    .certification-name {
        font-size: 14px;
    }
}

.certification-name {
    font-size: 18px;
    font-weight: 500;
    color: #333;
    line-height: 1.4;
}

/* 不同尺寸屏幕的响应式调整 */
@media (max-width: 768px) {
    .svg-container {
        margin: 20px 0 30px 0;
        border-radius: 6px;
    }
    
    .responsive-svg {
        max-height: 400px;
        padding: 15px;
    }
}

@media (max-width: 576px) {
    .svg-container {
        margin: 15px 0 25px 0;
        border-radius: 4px;
    }
    
    .responsive-svg {
        max-height: 300px;
        padding: 10px;
    }
}

/* 全局平滑滚动 */
html {
    scroll-behavior: smooth;
}

body {
    transition: background-color 0.3s ease;
}

a {
    text-decoration: none;
    color: var(--primary-blue);
    transition: color 0.3s ease;
}

a:hover {
    color: var(--accent-blue);
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    color: var(--dark-blue);
    margin-bottom: 20px;
}

p {
    margin-bottom: 15px;
}

.btn {
    display: inline-block;
    padding: var(--spacing-md) var(--spacing-xl);
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-blue));
    color: var(--white);
    font-size: var(--font-size-md);
    font-weight: 500;
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
    border: none;
    cursor: pointer;
    text-align: center;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(46, 125, 50, 0.3);
}

.btn::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        45deg,
        transparent 20%,
        rgba(255, 255, 255, 0.3) 50%,
        transparent 80%
    );
    transform: rotate(-45deg);
    animation: btnShine 3s infinite linear;
    opacity: 0;
}

.btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(46, 125, 50, 0.4);
}

.btn:hover::before {
    opacity: 1;
}

.btn:hover::after {
    width: 300px;
    height: 300px;
}

.btn:active {
    transform: translateY(0);
    box-shadow: 0 3px 10px rgba(15, 76, 129, 0.3);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary-blue);
    color: var(--primary-blue);
    box-shadow: none;
}

.btn-outline::before {
    background: linear-gradient(
        45deg,
        transparent 20%,
        rgba(15, 76, 129, 0.3) 50%,
        transparent 80%
    );
}

.btn-outline:hover {
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-blue));
    color: var(--white);
    box-shadow: 0 6px 20px rgba(15, 76, 129, 0.4);
}

/* 按钮闪光动画 */
@keyframes btnShine {
    0% {
        left: -100%;
    }
    100% {
        left: 100%;
    }
}

.section {
    padding: 100px 0;
}

/* 标题样式优化 */
.section-header {
    text-align: center;
    margin-bottom: 50px;
    position: relative;
}

.section-header::after {
    content: '';
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 4px;
    background-color: var(--primary-blue);
    border-radius: 2px;
}

.section-title {
    text-align: center;
    margin-bottom: 40px;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background-color: var(--primary-blue);
    border-radius: 1.5px;
    margin: 15px 0 0;
}

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

.header-scrolled {
    background-color: var(--white);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    position: relative;
}

.logo {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary-blue);
    display: flex;
    align-items: center;
    transition: color 0.3s ease, transform 0.3s ease;
}

.logo:hover {
    color: var(--dark-blue);
    transform: scale(1.05);
}

.logo span {
    color: var(--dark-blue);
}

.nav-menu {
    display: flex;
    gap: 30px;
}

.nav-menu ul {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 30px;
}

.nav-item {
    list-style: none;
}

.nav-link {
    color: var(--gray-dark);
    font-size: 16px;
    font-weight: 500;
    position: relative;
    text-decoration: none;
    transition: color 0.3s ease, transform 0.3s ease;
    padding: 10px 15px;
    border-radius: var(--radius-md);
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-blue);
    transform: translateY(-2px);
    background-color: rgba(46, 125, 50, 0.05);
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    background-color: var(--primary-blue);
    bottom: -5px;
    left: 15px;
    transition: width 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: calc(100% - 30px);
}

/* 移动端菜单按钮 */
.menu-btn {
    display: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--primary-blue);
    transition: transform 0.3s ease, color 0.3s ease;
    z-index: 1001;
}

.menu-btn:hover {
    transform: scale(1.1);
    color: var(--dark-blue);
}

.menu-btn.active {
    color: var(--white);
}

/* 移动端菜单 */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: 100vh;
    background-color: var(--primary-blue);
    z-index: 1000;
    transition: right 0.3s ease, transform 0.3s ease;
    box-shadow: -5px 0 15px rgba(0, 0, 0, 0.2);
    padding: 80px 20px;
}

.mobile-menu.active {
    right: 0;
    transform: translateX(0);
}

.mobile-menu ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.mobile-menu .nav-item {
    margin-bottom: 20px;
    position: relative;
    overflow: hidden;
}

.mobile-menu .nav-item::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: -100%;
    width: 100%;
    height: 2px;
    background-color: var(--white);
    transition: left 0.3s ease;
}

.mobile-menu .nav-item:hover::after {
    left: 0;
}

.mobile-menu .nav-link {
    color: var(--white);
    font-size: 18px;
    display: block;
    padding: 15px 10px;
    transition: color 0.3s ease, padding-left 0.3s ease;
}

.mobile-menu .nav-link:hover,
.mobile-menu .nav-link.active {
    color: var(--light-blue);
    padding-left: 20px;
}

.close-btn {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 24px;
    color: var(--white);
    cursor: pointer;
    transition: color 0.3s ease, transform 0.3s ease;
}

.close-btn:hover {
    color: var(--light-blue);
    transform: rotate(90deg);
}

/* 移动端背景遮罩 */
.mobile-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.mobile-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* 轮播图样式 */
.banner {
    position: relative;
    height: 80vh;
    overflow: hidden;
    margin-top: 80px;
}

.carousel {
    position: relative;
    width: 100%;
    height: 100%;
}

.carousel-item {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: none;
}

.carousel-item.active {
    display: block;
}

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

.carousel-content {
    position: absolute;
    top: 50%;
    left: 10%;
    transform: translateY(-50%);
    max-width: 600px;
    color: var(--white);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.carousel-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
}

.carousel-subtitle {
    font-size: 24px;
    margin-bottom: 30px;
}

.carousel-btn {
    background-color: var(--primary-blue);
    color: var(--white);
    border: none;
    padding: 12px 30px;
    border-radius: 5px;
    font-size: 18px;
    cursor: pointer;
}

/* 轮播控制按钮样式 */
.carousel-prev,
.carousel-next {
    background: rgba(255, 255, 255, 0.3);
    border: none;
    color: white;
    padding: 15px;
    border-radius: 50%;
    cursor: pointer;
    z-index: 10;
}

.carousel-prev:hover,
.carousel-next:hover {
    background: rgba(255, 255, 255, 0.5);
}

/* 核心业务模块样式 */
.services {
    background-color: var(--white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.service-card {
    background-color: var(--white);
    border-radius: 8px;
    padding: 35px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    transition: all 0.4s ease;
    border: 1px solid rgba(46, 125, 50, 0.1);
    position: relative;
    overflow: hidden;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 12px 30px rgba(46, 125, 50, 0.15);
    border-color: var(--primary-blue);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background-color: var(--primary-blue);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

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

.service-icon {
    width: 90px;
    height: 90px;
    margin: 0 auto 25px;
    background-color: rgba(76, 175, 80, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.service-card:hover .service-icon {
    background-color: var(--primary-blue);
    transform: scale(1.1);
}

.service-icon::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s ease;
}

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

.service-title {
    font-size: 22px;
    margin-bottom: 20px;
    color: #000;
    font-weight: 600;
}

.service-desc {
    color: var(--gray);
    line-height: 1.7;
    font-size: 15px;
}

/* 数据亮点样式 */
.stats {
    background-color: var(--primary-blue);
    color: var(--white);
    padding: 60px 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    text-align: center;
}

.stat-item {
    position: relative;
}

.stat-number {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--white);
}

.stat-desc {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.8);
}

/* 业务亮点样式 */
.business-highlights .highlight-title {
    color: white !important;
    font-weight: 600;
}

.business-highlights .highlight-icon i {
    color: white !important;
    font-size: 24px;
}

/* 业务流程样式 */
.process-flow {
    padding: 80px 0;
    background-color: #f9f9f9;
}

.process-title {
    text-align: center;
    color: #2c7a4b;
    margin-bottom: 60px;
    font-size: 32px;
}

/* 新的业务流程图样式 */
.business-flow-container {
    background-color: white;
    border-radius: 15px;
    padding: 40px;
    margin-bottom: 40px;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.05);
}

.flow-steps {
    position: relative;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: flex-start;
    min-height: 400px;
}

.flow-step {
    position: relative;
    margin: 20px;
}

.step-card {
    background: linear-gradient(135deg, #2c7a4b 0%, #388e3c 100%);
    color: white;
    border-radius: 12px;
    padding: 30px 25px;
    width: 220px;
    text-align: center;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.15);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

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

.step-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.2);
}

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

.step-card .step-icon {
    width: 70px;
    height: 70px;
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 32px;
    backdrop-filter: blur(10px);
    color: white;
}

.step-card h3 {
    font-size: 22px;
    margin-bottom: 10px;
    font-weight: 600;
}

.step-card p {
    font-size: 15px;
    opacity: 0.9;
    margin: 0;
}

/* 流程箭头 */
.flow-arrow {
    position: absolute;
    top: 50%;
    right: -60px;
    transform: translateY(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(to right, #2c7a4b, #388e3c);
    display: flex;
    align-items: center;
    justify-content: flex-end;
}

.flow-arrow::after {
    content: '';
    width: 0;
    height: 0;
    border-top: 8px solid transparent;
    border-bottom: 8px solid transparent;
    border-left: 12px solid #388e3c;
}

.flow-arrow-down {
    position: absolute;
    bottom: -60px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 60px;
    background: linear-gradient(to bottom, #2c7a4b, #388e3c);
    display: flex;
    align-items: flex-end;
    justify-content: center;
}

.flow-arrow-down::after {
    content: '';
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-top: 12px solid #388e3c;
}

/* 位置调整 */
.flow-step-1 {
    order: 1;
}

.flow-step-2 {
    order: 2;
}

.flow-step-3 {
    order: 4;
    margin-top: 120px;
}

.flow-step-4 {
    order: 3;
    margin-top: 120px;
    margin-left: -140px;
}

/* 动画效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.step-card {
    animation: fadeInUp 0.5s ease-out;
}

.flow-step-1 .step-card {
    animation-delay: 0.1s;
}

.flow-step-2 .step-card {
    animation-delay: 0.2s;
}

.flow-step-3 .step-card {
    animation-delay: 0.3s;
}

.flow-step-4 .step-card {
    animation-delay: 0.4s;
}

/* 步骤说明列表样式 */
.process-steps {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    margin-top: 60px;
}

.process-step {
    flex: 1;
    min-width: 250px;
    margin: 0 15px 30px;
    text-align: center;
    background-color: white;
    border-radius: 10px;
    padding: 30px 20px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
}

.process-step:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.step-number {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 30px;
    background-color: #2c7a4b;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
}

.step-icon {
    width: 60px;
    height: 60px;
    background-color: #e8f5e9;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: #2c7a4b;
    font-size: 24px;
}

.step-title {
    color: #2c7a4b;
    margin-bottom: 10px;
    font-size: 20px;
}

.step-desc {
    color: #666;
    line-height: 1.6;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .business-flow-container {
        padding: 20px;
    }
    
    .flow-steps {
        flex-direction: column;
        align-items: center;
        min-height: auto;
    }
    
    .flow-step {
        margin: 10px 0;
    }
    
    .flow-step-3, .flow-step-4 {
        margin-top: 20px;
        margin-left: 0;
    }
    
    .flow-arrow {
        top: auto;
        bottom: -40px;
        right: 50%;
        transform: translateX(50%) rotate(90deg);
        width: 40px;
    }
    
    .flow-arrow-down {
        display: none;
    }
    
    .step-card {
        width: 200px;
        padding: 20px;
    }
}

/* 页脚样式 */
.footer {
    background-color: #f8f9fa;
    color: #333333;
    padding: 40px 0 30px;
    border-top: 2px solid #2c7a4b;
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 30px;
    margin-bottom: 20px;
}

.footer-logo {
    color: #1a5f38;
    font-size: 20px;
    font-weight: bold;
    margin-bottom: 15px;
    text-align: left;
}

.footer-logo span {
    color: #2c7a4b;
}

.footer-about {
    color: #555555;
    margin-bottom: 15px;
    line-height: 1.7;
    font-size: 14px;
}

.footer-links h3 {
    color: #1a5f38;
    margin-bottom: 15px;
    font-size: 15px;
    font-weight: bold;
    padding-bottom: 8px;
    border-bottom: 2px solid #1a5f38;
    text-align: left;
}

.footer-links ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

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

.footer-links a {
    color: #555555;
    text-decoration: none;
    transition: color 0.3s ease;
    font-size: 14px;
    display: block;
}

.footer-links a:hover {
    color: #1a5f38;
    padding-left: 3px;
}

.footer-contact h3 {
    color: #1a5f38;
    margin-bottom: 15px;
    font-size: 15px;
    font-weight: bold;
    padding-bottom: 8px;
    border-bottom: 2px solid #1a5f38;
    text-align: left;
}

.contact-info {
    color: #555555;
    margin-bottom: 20px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 10px;
    font-size: 13px;
    line-height: 1.5;
}

.contact-icon {
    margin-right: 10px;
    color: #1a5f38;
    min-width: 18px;
    padding-top: 2px;
}

.contact-text.bold {
    color: #1a5f38;
    font-weight: bold;
}

.qr-code-container {
    display: flex;
    justify-content: center;
    margin-top: 30px;
    margin-bottom: 20px;
}

.qr-code {
    background-color: #ffffff;
    border-radius: 8px;
    padding: 10px;
    text-align: center;
    border: 1px solid #e5e5e5;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    width: auto;
    height: auto;
    margin: 0 auto;
}

.qr-code img {
    max-width: 90px;
    max-height: 90px;
}

.qr-code p {
    text-align: center;
    margin-top: 8px;
    color: #666666;
    font-size: 13px;
    margin-bottom: 0;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #e0e0e0;
    color: #666666;
    font-size: 13px;
}

/* 响应式设计优化 */
@media (max-width: 992px) {
    .footer-content {
        justify-content: center;
    }
    
    .footer-logo,
    .footer-links h3,
    .footer-contact h3 {
        text-align: center;
    }
    
    .contact-item {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .footer-content {
        flex-direction: column;
        align-items: center;
        gap: 40px;
    }
    
    .contact-item {
        text-align: center;
    }
}

@media (max-width: 576px) {
    .qr-code img {
        max-width: 80px;
        max-height: 80px;
    }
    
    /* 移动端布局优化 */
    .about-content {
        flex-direction: column;
        text-align: center;
    }
    
    .about-image {
        margin-bottom: 20px;
    }
    
    .partners-logos {
        gap: 20px;
    }
    
    .partner-logo {
        width: 150px;
        height: 70px;
    }
}

/* 科技感动画效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes float {
    0% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
    100% {
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 1s ease forwards;
}

.pulse {
    animation: pulse 2s infinite;
}

.float {
    animation: float 3s ease-in-out infinite;
}

/* 滚动显示动画 */
.scroll-reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.scroll-reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* 滚动显示动画延迟 */
.scroll-reveal.delay-1 {
    transition-delay: 0.1s;
}

.scroll-reveal.delay-2 {
    transition-delay: 0.2s;
}

.scroll-reveal.delay-3 {
    transition-delay: 0.3s;
}

.scroll-reveal.delay-4 {
    transition-delay: 0.4s;
}

.scroll-reveal.delay-5 {
    transition-delay: 0.5s;
}

/* 渐变标题效果 */
.gradient-text {
    background: linear-gradient(90deg, var(--primary-blue), var(--accent-blue));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    display: inline-block;
    position: relative;
}

.gradient-text::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-blue), var(--accent-blue));
    border-radius: 3px;
}

/* 科技感卡片 */
.tech-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-tech);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(15, 76, 129, 0.1);
}

.tech-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-blue), var(--accent-blue));
}

.tech-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 30px rgba(46, 125, 50, 0.15);
    border-color: var(--primary-blue);
}

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

/* 数据可视化动画 */
.chart-container {
    position: relative;
    padding: var(--spacing-lg);
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-tech);
    overflow: hidden;
}

.chart-container::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 100px;
    height: 100px;
    background: radial-gradient(circle, var(--accent-blue) 0%, transparent 70%);
    opacity: 0.1;
    border-radius: 50%;
    transform: translate(30%, 30%);
}

/* 科技感分隔线 */
.tech-divider {
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--primary-blue), transparent);
    margin: var(--spacing-xl) 0;
    position: relative;
}

.tech-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 30px;
    height: 10px;
    background: var(--primary-blue);
    border-radius: 5px;
}

/* 科技感边框动画 */
.border-tech {
    position: relative;
    border-radius: var(--radius-lg);
    background: var(--white);
}

.border-tech::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, var(--primary-blue), var(--accent-blue), var(--cyan-blue), var(--primary-blue));
    z-index: -1;
    border-radius: var(--radius-lg);
    animation: borderRotate 8s linear infinite;
    background-size: 400%;
}

@keyframes borderRotate {
    0% { background-position: 0 0; }
    50% { background-position: 400% 0; }
    100% { background-position: 0 0; }
}

/* 数据点动画 */
.data-point {
    position: relative;
}

.data-point::after {
    content: '';
    position: absolute;
    width: 10px;
    height: 10px;
    background: var(--accent-blue);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(1);
        opacity: 1;
    }
    100% {
        transform: scale(2);
        opacity: 0;
    }
}

/* 网格背景 */
.grid-bg {
    background-image: 
        linear-gradient(rgba(15, 76, 129, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(15, 76, 129, 0.05) 1px, transparent 1px);
    background-size: 20px 20px;
}

/* 悬浮效果 */
.float-effect {
    animation: float 6s ease-in-out infinite;
}

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

/* 导航栏滚动效果 */
.header-scrolled {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    transition: all var(--transition-normal);
}

/* 加载动画改进 */
.loading {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

.loading-spinner {
    width: 80px;
    height: 80px;
    border: 4px solid rgba(15, 76, 129, 0.1);
    border-top-color: var(--primary-blue);
    border-radius: 50%;
    animation: spin 1s ease-in-out infinite;
    position: relative;
}

.loading-spinner::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    border: 3px solid rgba(30, 136, 229, 0.1);
    border-top-color: var(--accent-blue);
    border-radius: 50%;
    animation: spin 1.5s ease-in-out infinite reverse;
}

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

/* 数字计数器样式 */
.counter {
    font-weight: bold;
    position: relative;
    display: inline-block;
}

.counter::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-blue);
    transition: width 1s ease-in-out;
    animation: lineGrow 2s ease-in-out forwards;
}

@keyframes lineGrow {
    to {
        width: 100%;
    }
}

/* 科技感图标容器 */
.icon-container {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, rgba(15, 76, 129, 0.1), rgba(30, 136, 229, 0.1));
    color: var(--primary-blue);
    font-size: 24px;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.icon-container::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(30, 136, 229, 0.2), transparent);
    transform: rotate(-45deg);
    animation: shine 3s infinite;
}

@keyframes shine {
    0% {
        left: -100%;
    }
    20%, 100% {
        left: 100%;
    }
}

.icon-container:hover {
    transform: scale(1.1);
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-blue));
    color: var(--white);
    box-shadow: var(--shadow-glow);
}

/* 加载动画 */
.loading {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loading.fade {
    opacity: 0;
    visibility: hidden;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 5px solid var(--light-blue);
    border-top: 5px solid var(--primary-blue);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}