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

:root {
    /* 主色调 - 深蓝色系，更加高端专业 */
    --primary-blue: #1e40af;
    --secondary-blue: #3b82f6;
    --dark-blue: #1e3a8a;
    --light-blue: #dbeafe;
    --accent-blue: #60a5fa;
    
    /* 辅助色 - 金色点缀，提升高端感 */
    --primary-gold: #d97706;
    --secondary-gold: #f59e0b;
    --light-gold: #fef3c7;
    
    /* 中性色 - 灰度层次 */
    --white: #ffffff;
    --black: #111827;
    --dark-gray: #374151;
    --medium-gray: #6b7280;
    --light-gray: #f9fafb;
    --border-gray: #e5e7eb;
    
    /* 渐变效果 */
    --gradient-primary: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    --gradient-secondary: linear-gradient(135deg, var(--secondary-blue), var(--accent-blue));
    --gradient-gold: linear-gradient(135deg, var(--primary-gold), var(--secondary-gold));
    --gradient-light: linear-gradient(135deg, var(--light-blue), var(--white));
    
    /* 阴影效果 */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-glow: 0 0 20px rgba(30, 64, 175, 0.15);
    --shadow-glow-gold: 0 0 20px rgba(217, 119, 6, 0.15);
    
    /* 圆角 */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    /* 间距 */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
}

body {
    font-family: 'Roboto', sans-serif;
    background: var(--white);
    color: var(--black);
    overflow-x: hidden;
    line-height: 1.6;
    /* 优化移动端滑动体验 */
    -webkit-overflow-scrolling: touch;
    touch-action: manipulation;
    overscroll-behavior: smooth;
}

/* 背景动画 */
.bg-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.stars {
    position: absolute;
    width: 100%;
    height: 100%;
    /* 移除星星背景 */
}

.nebula {
    position: absolute;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at center, rgba(30, 136, 229, 0.05) 0%, transparent 70%),
                radial-gradient(ellipse at 30% 20%, rgba(251, 192, 45, 0.05) 0%, transparent 50%),
                radial-gradient(ellipse at 70% 80%, rgba(67, 160, 71, 0.05) 0%, transparent 50%);
    animation: nebula 30s ease-in-out infinite;
}

.particles {
    position: absolute;
    width: 100%;
    height: 100%;
}

/* 移除粒子效果 */

/* 移除星星动画 */

@keyframes nebula {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.1); }
}

/* 移除粒子动画 */

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    background: var(--black);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 1000;
    transition: all 0.3s ease;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
    transform: translateY(0);
    /* 确保在所有设备上都固定显示 */
    will-change: transform;
}

.navbar.scrolled {
    background: var(--black);
    backdrop-filter: blur(15px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
    border-bottom: 1px solid rgba(220, 38, 38, 0.3);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.nav-logo-img {
    height: 70px;
    width: auto;
    display: block;
    margin-right: 0.3rem;
}

@media (max-width: 768px) {
    .nav-container {
        height: 70px;
        padding: 0 0.75rem;
    }
    
    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
    }
    
    .back-to-top::before {
        font-size: 20px;
    }
    
    .nav-logo-img {
        height: 60px;
        margin-right: 0.25rem;
    }
    
    .nav-logo h2 {
        font-size: 1.4rem;
    }
    
    main {
        margin-top: 70px;
    }
}

.nav-logo h2 {
    font-family: 'Orbitron', monospace;
    font-weight: 700;
    color: var(--white);
    font-size: 1.6rem;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 1.5rem;
}

.nav-link {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    position: relative;
    transition: all 0.3s ease;
    padding: 0.5rem 0.75rem;
    border-radius: 5px;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-red);
    background: rgba(220, 38, 38, 0.1);
    box-shadow: 0 2px 10px rgba(220, 38, 38, 0.2);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--primary-red);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 80%;
}

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

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--white);
    margin: 3px 0;
    transition: 0.3s;
}

/* 汉堡菜单激活状态 */
.hamburger.active span:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
    background: #fbbf24;
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
    background: #fbbf24;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
    background: #fbbf24;
}

/* 回到顶部按钮 */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #1E88E5 0%, #7B1FA2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    font-size: 20px;
    box-shadow: 0 4px 20px rgba(30, 136, 229, 0.3);
    transition: all 0.3s ease;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    z-index: 999;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: linear-gradient(135deg, #1976D2 0%, #6A1B9A 100%);
    box-shadow: 0 6px 25px rgba(30, 136, 229, 0.4);
    transform: translateY(-3px);
}

.back-to-top::before {
    content: '↑';
    font-weight: bold;
    font-size: 24px;
    line-height: 1;
}

/* 主要内容 */
main {
    margin-top: 80px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* 英雄区域 */
.hero {
    min-height: 67vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

/* 满铺背景轮播图 */
.hero-carousel {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

.hero-slide.active {
    opacity: 1;
}

.hero-bg-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(229, 57, 53, 0.3) 0%, rgba(30, 136, 229, 0.3) 50%, rgba(13, 34, 54, 0.4) 100%);
}

.hero-content {
    position: relative;
    z-index: 10;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    color: #FFFFFF;
}

.hero-text {
    z-index: 2;
    padding-top: 2rem;
    padding-bottom: 2rem;
    text-align: left;
    align-items: flex-start;
}

.hero-title {
    font-family: 'Orbitron', '微软雅黑', 'Roboto', Arial, sans-serif;
    font-size: 2.6rem;
    font-weight: 900;
    color: #fff;
    letter-spacing: 0.08em;
    text-shadow: 0 4px 24px rgba(30,136,229,0.25), 0 1px 0 #222;
    margin-bottom: 1.2rem;
    animation: fadeInUp 1.2s cubic-bezier(0.23, 1, 0.32, 1) 0.2s both;
    text-align: left;
}

.title-line {
    display: block;
    font-size: 2.2rem;
    font-weight: 900;
    color: #fff;
    font-family: 'Orbitron', '微软雅黑', 'Roboto', Arial, sans-serif;
    text-shadow: 0 2px 12px rgba(66,165,245,0.18);
    animation: titleGlow 3s ease-in-out infinite, fadeInUp 1.2s cubic-bezier(0.23, 1, 0.32, 1) 0.2s both;
    text-align: left;
    background: none;
    -webkit-background-clip: unset;
    -webkit-text-fill-color: unset;
    background-clip: unset;
}

.hero-subtitle {
    font-family: 'Roboto', '微软雅黑', Arial, sans-serif;
    font-size: 1.15rem;
    color: rgba(255,255,255,0.92);
    text-shadow: 0 2px 8px rgba(30,136,229,0.18);
    font-weight: 400;
    margin-bottom: 0;
    animation: fadeInUp 1.2s cubic-bezier(0.23, 1, 0.32, 1) 0.7s both;
    text-align: left;
    max-width: 600px;
}

@media (max-width: 768px) {
    .hero-title { font-size: 1.5rem; }
    .title-line { font-size: 1.1rem; }
    .hero-subtitle { font-size: 0.95rem; }
}

@keyframes fadeInUp {
    0% {
        opacity: 0;
        transform: translateY(40px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 移除第二个标题行的动画延迟，因为现在只有一个标题行 */

@keyframes titleGlow {
    0%, 100% { filter: drop-shadow(0 0 10px rgba(107, 70, 193, 0.5)); }
    50% { filter: drop-shadow(0 0 20px rgba(107, 70, 193, 0.8)); }
}

.hero-subtitle {
    font-size: 1.2rem;
    color: #FFFFFF;
    margin-bottom: 2rem;
    line-height: 1.6;
    opacity: 0.9;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    padding: 1rem 2rem;
    border: none;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    display: inline-block;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-red) 0%, var(--dark-red) 100%);
    color: #FFFFFF;
    box-shadow: 0 4px 15px rgba(220, 38, 38, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(220, 38, 38, 0.4);
}

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

.btn-secondary:hover {
    background: var(--primary-red);
    color: #FFFFFF;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(220, 38, 38, 0.3);
}

/* 轮播图样式 */
.carousel-container {
    position: relative;
    width: 100%;
    height: 400px;
    overflow: hidden;
    border-radius: 15px;
    box-shadow: 0 8px 30px rgba(30, 136, 229, 0.3);
}

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

.carousel-slide {
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
}

.carousel-slide.active {
    opacity: 1;
}

.carousel-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 15px;
}

.carousel-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
    color: #FFFFFF;
    padding: 2rem;
    text-align: center;
}

.carousel-caption h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    font-family: 'Orbitron', monospace;
}

.carousel-caption p {
    font-size: 1rem;
    opacity: 0.9;
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.8);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10;
}

.carousel-btn:hover {
    background: rgba(255, 255, 255, 0.95);
    transform: translateY(-50%) scale(1.1);
}

.carousel-btn.prev {
    left: 20px;
}

.carousel-btn.next {
    right: 20px;
}

.carousel-dots {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s ease;
}

.dot.active {
    background: #FFFFFF;
    transform: scale(1.2);
}

.dot:hover {
    background: rgba(255, 255, 255, 0.8);
}

/* 英雄区域轮播控制 */
.hero-carousel-controls {
    position: absolute;
    bottom: 50px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 20;
    display: flex;
    align-items: center;
    gap: 2rem;
}

.hero-carousel-btn {
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.5);
    color: #FFFFFF;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.hero-carousel-btn:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.8);
    transform: scale(1.1);
}

.hero-carousel-dots {
    display: flex;
    gap: 10px;
}

.hero-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s ease;
}

.hero-dot.active {
    background: #FFFFFF;
    transform: scale(1.2);
}

.hero-dot:hover {
    background: rgba(255, 255, 255, 0.8);
}

.cableway-tower {
    position: absolute;
    width: 20px;
    height: 200px;
    background: var(--gradient-primary);
    border-radius: 10px;
    box-shadow: var(--shadow-glow);
}

.cableway-tower.left {
    left: 20%;
    transform: translateX(-50%);
}

.cableway-tower.right {
    right: 20%;
    transform: translateX(50%);
}

.cableway-cable {
    position: absolute;
    width: 60%;
    height: 4px;
    background: var(--gradient-secondary);
    top: 50px;
    left: 20%;
    border-radius: 2px;
    box-shadow: 0 0 10px rgba(159, 122, 234, 0.5);
}

.cableway-car {
    position: absolute;
    width: 60px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: 10px;
    top: 30px;
    left: 20%;
    animation: carMove 8s ease-in-out infinite;
    box-shadow: var(--shadow-glow);
}

.cableway-car::before {
    content: '';
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 20px;
    background: var(--secondary-purple);
    border-radius: 2px;
}

.cableway-particles {
    position: absolute;
    width: 100%;
    height: 100%;
}

.cableway-particles::before,
.cableway-particles::after {
    content: '';
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--secondary-blue);
    border-radius: 50%;
    animation: particleFloat 6s linear infinite;
}

.cableway-particles::after {
    animation-delay: 3s;
    background: var(--secondary-purple);
}

@keyframes carMove {
    0%, 100% { transform: translateX(0); }
    50% { transform: translateX(calc(60vw - 120px)); }
}

@keyframes particleFloat {
    0% {
        transform: translate(0, 0);
        opacity: 0;
    }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% {
        transform: translate(100px, -50px);
        opacity: 0;
    }
}

/* 产业标签 */
.industry-tags {
    padding: 0;
    background: var(--primary-red);
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.tags-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    margin: 0;
}

.tag-item {
    background: var(--primary-red);
    border: none;
    border-radius: 0;
    box-shadow: none;
    padding: 1.5rem 1rem;
    text-align: center;
    transition: background-color 0.3s ease;
    position: relative;
    border-right: 1px solid rgba(255, 255, 255, 0.2);
}

.tag-item:last-child {
    border-right: none;
}

.tag-item::before {
    display: none;
}

.tag-item:hover {
    background-color: var(--dark-red);
    transform: none;
    box-shadow: none;
}

.tag-icon {
    width: 50px;
    height: 50px;
    margin: 0 auto 0.8rem;
    border-radius: 8px;
    background: linear-gradient(135deg, #1E88E5 0%, #7B1FA2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    transition: none;
}

.tag-item:hover .tag-icon {
    transform: none;
}

.icon-development::before {
    content: '🏗️';
    font-size: 1.4rem;
    color: white;
    z-index: 1;
}

.icon-research::before {
    content: '📊';
    font-size: 1.4rem;
    color: white;
    z-index: 1;
}

.icon-operation::before {
    content: '⚙️';
    font-size: 1.4rem;
    color: white;
    z-index: 1;
}

.tag-item h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 0.5rem;
    letter-spacing: 0.01em;
}

.tag-item p {
    color: var(--light-red);
    line-height: 1.4;
    font-size: 0.85rem;
    opacity: 0.9;
    margin: 0;
}

@media (max-width: 1024px) {
    .tags-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .tag-item:nth-child(2) {
        border-right: none;
    }
}

@media (max-width: 768px) {
    .tags-grid {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    .tag-item {
        padding: 1rem 0.5rem;
        border-right: none;
        border-bottom: 1px solid #e0e0e0;
    }
    
    .tag-item:last-child {
        border-bottom: none;
    }
    
    .tag-item h3 {
        font-size: 0.95rem;
    }
    
    .tag-item p {
        font-size: 0.8rem;
    }
}

/* 核心优势 */
.features {
    padding: 6rem 0;
    background: var(--primary-red);
}

.section-title {
    text-align: center;
    font-family: 'Orbitron', monospace;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    color: var(--white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 2.2rem;
    margin-top: 2rem;
}
.feature-card {
    background: linear-gradient(135deg, #f5f8ff 70%, #e3e8ee 100%);
    border-radius: 18px;
    box-shadow: 0 4px 24px rgba(66,165,245,0.10), 0 1.5px 0 #e0e7ef;
    border: 1.5px solid #e3e8ee;
    padding: 2rem 1.5rem 1.5rem 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    transition: box-shadow 0.3s, transform 0.3s;
    position: relative;
    overflow: hidden;
}
.feature-card:hover {
    box-shadow: 0 8px 32px rgba(66,165,245,0.18), 0 2px 0 #7b1fa2;
    transform: translateY(-4px) scale(1.025);
}
.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 800;
    color: #1976d2;
    margin-bottom: 1.1rem;
    letter-spacing: 0.03em;
    position: relative;
}
.feature-card ul {
    padding-left: 1.2rem;
    margin: 0;
}
.feature-card ul li {
    font-size: 1.05rem;
    color: #222;
    line-height: 2;
    margin-bottom: 0.2rem;
    position: relative;
}
.feature-card ul li::before {
    content: "";
    display: inline-block;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: linear-gradient(135deg, #42a5f5 0%, #7b1fa2 100%);
    margin-right: 0.7em;
    vertical-align: middle;
}
.highlight-card {
    background: linear-gradient(135deg, #e3e8ee 60%, #c5cae9 100%);
    border: 2px solid #1976d2;
    box-shadow: 0 8px 32px rgba(25,118,210,0.13), 0 2px 0 #7b1fa2;
    position: relative;
}
.highlight-card h3 {
    color: #7b1fa2;
    font-size: 1.32rem;
    font-weight: 900;
    letter-spacing: 0.04em;
}
@media (max-width: 768px) {
    .features-grid {
        gap: 1.1rem;
    }
    .feature-card {
        padding: 1.1rem 0.7rem 1rem 0.7rem;
        border-radius: 10px;
    }
    .feature-card h3 { font-size: 1.08rem; }
    .highlight-card h3 { font-size: 1.12rem; }
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    border-radius: 50%;
    background: linear-gradient(135deg, #1E88E5 0%, #1976D2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.feature-icon::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: linear-gradient(135deg, #1E88E5 0%, #1976D2 100%);
    opacity: 0.3;
    animation: iconPulse 2s ease-in-out infinite;
}

.icon-digital::before {
    content: '01';
    font-family: 'Orbitron', monospace;
    font-weight: 700;
    color: var(--white);
    z-index: 1;
}

.icon-tech::before {
    content: '02';
    font-family: 'Orbitron', monospace;
    font-weight: 700;
    color: var(--white);
    z-index: 1;
}

.icon-quality::before {
    content: '03';
    font-family: 'Orbitron', monospace;
    font-weight: 700;
    color: var(--white);
    z-index: 1;
}

.icon-investment::before {
    content: '💰';
    font-size: 1.5rem;
    color: white;
    z-index: 1;
}

@keyframes iconPulse {
    0%, 100% { transform: scale(1); opacity: 0.3; }
    50% { transform: scale(1.1); opacity: 0.6; }
}

.feature-card p {
    color: var(--dark);
    line-height: 1.6;
    opacity: 0.7;
}

/* 数据展示 */
.stats {
    padding: 6rem 0;
    background: var(--white);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    text-align: center;
}

.stat-item {
    padding: 2rem;
}

.stat-number {
    font-family: 'Orbitron', monospace;
    font-size: 3rem;
    font-weight: 900;
    background: linear-gradient(135deg, #1E88E5 0%, #FBC02D 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1.1rem;
    color: var(--black);
    font-weight: 500;
    opacity: 0.7;
}

/* 页脚 */
.footer {
    background: var(--primary-red);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 3rem 0 1rem;
    box-shadow: 0 -2px 20px rgba(220, 38, 38, 0.3);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
    color: #FFFFFF;
    margin-bottom: 1rem;
    font-family: 'Orbitron', monospace;
}

.footer-section p {
    color: #FFFFFF;
    margin-bottom: 0.5rem;
    opacity: 0.8;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #FFFFFF;
    opacity: 0.6;
}

/* 页面标题样式 */
.page-header {
    padding-top: 2rem;
    padding-bottom: 2rem;
    text-align: center;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
}
@media (max-width: 768px) {
    .page-header {
        padding-top: 1rem;
        padding-bottom: 1rem;
    }
}

.page-title {
    font-family: 'Orbitron', monospace;
    font-size: 3rem;
    font-weight: 900;
    color: var(--dark);
    margin-bottom: 1rem;
}

.page-subtitle {
    font-size: 1.2rem;
    color: var(--dark);
    max-width: 600px;
    margin: 0 auto;
    opacity: 0.7;
}

/* 公司简介样式 */
.company-intro {
    padding: 2.5rem 0 1.5rem 0;
}
.intro-content {
    max-width: 700px;
    margin: 0 auto;
    background: rgba(255,255,255,0.92);
    border-radius: 18px;
    box-shadow: 0 4px 24px rgba(30,136,229,0.10);
    padding: 2rem 2.5rem;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}
.intro-text h2 {
    font-size: 2rem;
    font-weight: 900;
    color: #222;
    margin-bottom: 0.5rem;
    letter-spacing: 0.04em;
    position: relative;
}
.intro-text h2::after {
    content: "";
    display: block;
    width: 48px;
    height: 4px;
    background: linear-gradient(90deg, #42a5f5 0%, #7b1fa2 100%);
    border-radius: 2px;
    margin-top: 0.5rem;
}
.intro-text p {
    font-size: 1.08rem;
    color: #222;
    line-height: 1.9;
    margin-top: 1.2rem;
    margin-bottom: 0;
    font-weight: 400;
}
.intro-text b {
    color: #1976d2;
    font-weight: 700;
    background: linear-gradient(90deg, #42a5f5 0%, #7b1fa2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
@media (max-width: 768px) {
    .intro-content {
        padding: 1.2rem 0.8rem;
        border-radius: 10px;
    }
    .intro-text h2 { font-size: 1.2rem; }
    .intro-text p { font-size: 0.98rem; }
}

.company-intro .intro-text {
    color: #222;
}

.logo-animation {
    width: 200px;
    height: 200px;
    margin: 0 auto;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-circle {
    width: 100%;
    height: 100%;
    border: 3px solid var(--primary-purple);
    border-radius: 50%;
    position: absolute;
    animation: rotate 10s linear infinite;
}

.logo-circle::before {
    content: '';
    position: absolute;
    width: 80%;
    height: 80%;
    border: 2px solid var(--primary-blue);
    border-radius: 50%;
    top: 10%;
    left: 10%;
    animation: rotate 8s linear infinite reverse;
}

.logo-text {
    font-family: 'Orbitron', monospace;
    font-size: 2rem;
    font-weight: 700;
    color: var(--white);
    z-index: 1;
}

/* 发展历程样式 */
.history {
    padding: 4rem 0;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--gradient-primary);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
    display: flex;
    align-items: center;
}

.timeline-item:nth-child(odd) {
    flex-direction: row;
}

.timeline-item:nth-child(even) {
    flex-direction: row-reverse;
}

.timeline-year {
    background: var(--gradient-primary);
    color: var(--white);
    padding: 0.5rem 1.5rem;
    border-radius: 25px;
    font-weight: 700;
    font-family: 'Orbitron', monospace;
    position: relative;
    z-index: 2;
}

.timeline-content {
    flex: 1;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 15px;
    margin: 0 2rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.timeline-content h3 {
    color: var(--white);
    margin-bottom: 0.5rem;
}

.timeline-content p {
    color: var(--gray);
}

/* 企业文化样式 */
.culture {
    padding: 4rem 0;
}

.culture-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.culture-card {
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
}

.culture-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

.culture-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.culture-card h3 {
    color: var(--white);
    margin-bottom: 1rem;
}

.culture-card p {
    color: var(--gray);
}

/* 团队样式 */
.team {
    padding: 4rem 0;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(10px);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.team-member {
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
}

.team-member:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow-blue);
}

.member-avatar {
    width: 120px;
    height: 120px;
    margin: 0 auto 1.5rem;
    border-radius: 50%;
    overflow: hidden;
}

.avatar-placeholder {
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 2rem;
    font-weight: 700;
}

.team-member h3 {
    color: var(--white);
    margin-bottom: 0.5rem;
}

.member-title {
    color: var(--secondary-blue);
    font-weight: 600;
    margin-bottom: 1rem;
}

.member-desc {
    color: var(--gray);
}

/* 业务页面样式 */
.business-overview {
    padding: 4rem 0;
}

.overview-content {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    margin: 0 auto;
    padding: 0;
    overflow-x: auto;
}
.subsidiary-table {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    border-collapse: separate;
    border-spacing: 0;
    background: linear-gradient(135deg, #fafdff 60%, #e3e8ee 100%);
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(30,136,229,0.13);
    overflow: hidden;
    font-size: 1.15rem;
    border: 2px solid #1976d2;
    transition: box-shadow 0.3s;
}
.subsidiary-table thead tr {
    background: linear-gradient(90deg, #0d1a4f 0%, #7b1fa2 100%);
}
.subsidiary-table th {
    color: #fff;
    font-weight: 900;
    padding: 1.15rem 1rem;
    text-align: left;
    letter-spacing: 0.04em;
    font-size: 1.18rem;
    border-right: 1px solid #fff3;
    border-bottom: 3px solid #42a5f5;
    position: relative;
}
.subsidiary-table th:last-child {
    border-right: none;
}
.subsidiary-table tbody tr {
    background: #fafdff;
    transition: background 0.2s;
}
.subsidiary-table tbody tr:nth-child(even) {
    background: #e3e8ee;
}
.subsidiary-table tbody tr:hover {
    background: #e3f2fd !important;
}
.subsidiary-table td {
    color: #222;
    padding: 1.05rem 1rem;
    border-right: 1px solid #c5cae9;
    border-bottom: 1.5px solid #c5cae9;
    vertical-align: middle;
    font-size: 1.12rem;
    font-weight: 500;
}
.subsidiary-table td:last-child, .subsidiary-table th:last-child {
    border-right: none;
}
.subsidiary-table tr:last-child td {
    border-bottom: none;
}
@media (max-width: 900px) {
    .subsidiary-table {
        font-size: 1rem;
        border-radius: 12px;
    }
    .subsidiary-table th, .subsidiary-table td {
        padding: 0.7rem 0.4rem;
    }
    .overview-content {
        padding: 0 0.2rem;
    }
}

.overview-text h2 {
    font-family: 'Orbitron', monospace;
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: var(--white);
}

.overview-text p {
    color: var(--gray);
    line-height: 1.8;
}

.overview-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.business-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.business-card {
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 15px;
    padding: 2rem;
    transition: all 0.3s ease;
}

.business-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

.business-icon {
    width: 90px;
    height: 90px;
    margin-bottom: 1.5rem;
    border-radius: 50%;
    background: linear-gradient(135deg, #6b46c1, #3182ce);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    box-shadow: 0 8px 25px rgba(107, 70, 193, 0.3);
    transition: all 0.3s ease;
}

.business-card:hover .business-icon {
    transform: scale(1.1);
    box-shadow: 0 12px 35px rgba(107, 70, 193, 0.4);
}

.business-card h3 {
    color: #111;
    margin-bottom: 1rem;
}

.business-card p {
    color: #222;
    margin-bottom: 1.5rem;
}

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

.business-features li {
    color: #222;
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
}

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

/* 业务图标样式 */
.business-icon .icon-design::before {
    content: '📐';
    font-size: 2.5rem;
    color: white;
}

.business-icon .icon-construction::before {
    content: '🏗️';
    font-size: 2.5rem;
    color: white;
}

.business-icon .icon-operation::before {
    content: '⚙️';
    font-size: 2.5rem;
    color: white;
}

.business-icon .icon-maintenance::before {
    content: '🔧';
    font-size: 2.5rem;
    color: white;
}

/* 技术优势样式 */
.tech-advantages {
    padding: 4rem 0;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(10px);
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    max-width: 1400px;
    margin: 0 auto;
}

.tech-item {
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
}

.tech-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow-blue);
}

.tech-icon {
    width: 90px;
    height: 90px;
    margin: 0 auto 1.5rem;
    border-radius: 50%;
    background: linear-gradient(135deg, #3182ce, #6b46c1);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    box-shadow: 0 8px 25px rgba(49, 130, 206, 0.3);
    transition: all 0.3s ease;
}

.tech-item:hover .tech-icon {
    transform: scale(1.1);
    box-shadow: 0 12px 35px rgba(49, 130, 206, 0.4);
}

.tech-item h3 {
    color: #111;
    font-weight: 900;
    font-size: 1.18rem;
    margin-bottom: 0.7rem;
    letter-spacing: 0.03em;
}
.tech-item p {
    color: #222;
    font-size: 1.05rem;
    font-weight: 500;
    line-height: 1.8;
}

/* 技术优势图标样式 */
.tech-icon .icon-digital::before {
    content: '💻';
    font-size: 2.5rem;
    color: white;
}

.tech-icon .icon-safety::before {
    content: '🛡️';
    font-size: 2.5rem;
    color: white;
}

.tech-icon .icon-efficiency::before {
    content: '⚡';
    font-size: 2.5rem;
    color: white;
}

.tech-icon .icon-innovation::before {
    content: '🚀';
    font-size: 2.5rem;
    color: white;
}

/* 五化升级专属图标样式 */
.tech-icon.icon-aiot::before {
    content: '🤖';
    font-size: 2.5rem;
    color: white;
}

.tech-icon.icon-digital::before {
    content: '💻';
    font-size: 2.5rem;
    color: white;
}

.tech-icon.icon-eco::before {
    content: '🌱';
    font-size: 2.5rem;
    color: white;
}

.tech-icon.icon-asset::before {
    content: '💎';
    font-size: 2.5rem;
    color: white;
}

.tech-icon.icon-capital::before {
    content: '📈';
    font-size: 2.5rem;
    color: white;
}

/* 五化升级专用布局 */
.strategy-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1.5rem;
    max-width: 1600px;
    margin: 0 auto;
}

/* 成功案例样式 */
.success-cases {
    padding: 4rem 0;
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.case-item {
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 15px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.case-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

.case-image {
    height: 200px;
    position: relative;
    overflow: hidden;
    border-radius: 15px 15px 0 0;
}

.case-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(107, 70, 193, 0.8), rgba(49, 130, 206, 0.8));
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.case-item:hover .image-overlay {
    opacity: 1;
}

.overlay-content {
    text-align: center;
    color: white;
}

.overlay-content h4 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.overlay-content p {
    font-size: 1rem;
    opacity: 0.9;
}

.case-content {
    padding: 2rem;
}

.case-content h3 {
    color: #111;
    margin-bottom: 1rem;
}

.case-content p {
    color: var(--gray);
    margin-bottom: 1.5rem;
}

.case-stats {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.case-stats span {
    background: rgba(107, 70, 193, 0.2);
    color: var(--secondary-purple);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
}

.stat-blue {
    background: rgba(49, 130, 206, 0.2) !important;
    color: #3182ce !important;
    border: 1px solid rgba(49, 130, 206, 0.3);
}

/* 更多案例按钮样式 */
.more-cases-btn {
    text-align: center;
    margin-top: 3rem;
    margin-bottom: 2rem;
}

.more-cases-btn .btn {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 30px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(107, 70, 193, 0.3);
}

.more-cases-btn .btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(107, 70, 193, 0.4);
}

/* 更多案例容器样式 */
.more-cases-container {
    margin-top: 2rem;
    animation: fadeInUp 0.6s ease-out;
}

.more-cases-container .cases-grid {
    margin-top: 0;
}

/* 业务页面响应式设计 */
@media (max-width: 1024px) {
    .business-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    .tech-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    .strategy-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 1.5rem;
    }
}

@media (max-width: 768px) {
    .business-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .business-card {
        padding: 1.5rem;
    }
    
    .business-icon {
        width: 80px;
        height: 80px;
    }
    
    .business-icon .icon-design::before,
    .business-icon .icon-construction::before,
    .business-icon .icon-operation::before,
    .business-icon .icon-maintenance::before {
        font-size: 2rem;
    }
    
    /* 技术优势响应式 */
    .tech-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    /* 五化升级响应式 */
    .strategy-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    .tech-item {
        padding: 1.5rem;
    }
    
    .tech-icon {
        width: 80px;
        height: 80px;
    }
    
    .tech-icon .icon-digital::before,
    .tech-icon .icon-safety::before,
    .tech-icon .icon-efficiency::before,
    .tech-icon .icon-innovation::before,
    .tech-icon.icon-aiot::before,
    .tech-icon.icon-digital::before,
    .tech-icon.icon-eco::before,
    .tech-icon.icon-asset::before,
    .tech-icon.icon-capital::before {
        font-size: 2rem;
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        right: -100%;
        top: 60px;
        flex-direction: column;
        /* 红色底色版本 */
        background: linear-gradient(180deg, #dc2626 0%, #b91c1c 100%);
        /* 黑色底色版本 - 取消注释使用 */
        /* background: linear-gradient(180deg, #1f2937 0%, #111827 100%); */
        width: 220px;
        height: 100vh;
        box-shadow: -4px 0 20px rgba(0,0,0,0.25);
        padding-top: 30px;
        transition: right 0.3s ease;
        z-index: 999;
        border-left: 1px solid rgba(255,255,255,0.1);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-menu .nav-link {
        color: #1f2937;
        padding: 15px 20px;
        border-bottom: 1px solid #e5e7eb;
        font-size: 1rem;
        font-weight: 600;
        transition: all 0.3s ease;
        text-shadow: 0 1px 2px rgba(0,0,0,0.1);
        background: #000000;
        color: #ffffff;
    }
    
    .nav-menu .nav-link:hover {
        background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
        color: #ffffff;
        border-left: 4px solid #fbbf24;
        padding-left: 16px;
        box-shadow: 0 2px 8px rgba(220, 38, 38, 0.3);
    }
    
    .nav-menu .nav-link.active {
        background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
        color: #ffffff;
        border-left: 4px solid #fbbf24;
        box-shadow: 0 2px 8px rgba(220, 38, 38, 0.3);
    }
    
    .hamburger {
        display: flex;
        padding: 8px;
        border-radius: 8px;
        transition: all 0.3s ease;
    }
    
    .hamburger:hover {
        background: rgba(255, 255, 255, 0.1);
        transform: scale(1.05);
    }
    
    .hamburger.active {
        background: rgba(251, 191, 36, 0.2);
        box-shadow: 0 2px 8px rgba(251, 191, 36, 0.3);
    }
    
    .hero {
        min-height: 50vh;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: left;
        align-items: flex-start;
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .hero-buttons {
        justify-content: flex-start;
    }
    
    .carousel-container {
        height: 300px;
    }

    .carousel-btn {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }

    .carousel-btn.prev {
        left: 10px;
    }

    .carousel-btn.next {
        right: 10px;
    }

    .carousel-caption {
        padding: 1rem;
    }

    .carousel-caption h3 {
        font-size: 1.2rem;
    }

    .carousel-caption p {
        font-size: 0.9rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .intro-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .overview-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .timeline-item {
        flex-direction: row !important;
    }
    
    .timeline-content {
        margin-left: 3rem;
        margin-right: 0;
    }
    
    /* 产业发展页面样式 */
    .industry-header {
        background: linear-gradient(135deg, rgba(30, 136, 229, 0.1) 0%, rgba(107, 70, 193, 0.1) 100%);
        position: relative;
        overflow: hidden;
    }
    
    .industry-header::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(30,136,229,0.1)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
        opacity: 0.3;
    }
    
    .header-content {
        text-align: center;
        position: relative;
        z-index: 2;
    }
    
    .header-decoration {
        display: flex;
        align-items: center;
        justify-content: center;
        margin-top: 2rem;
        gap: 1rem;
    }
    
    .decoration-line {
        width: 60px;
        height: 2px;
        background: linear-gradient(90deg, transparent, #1E88E5, transparent);
    }
    
    .decoration-dot {
        width: 8px;
        height: 8px;
        background: #1E88E5;
        border-radius: 50%;
        box-shadow: 0 0 10px rgba(30, 136, 229, 0.5);
    }
    
    .industry-overview {
        padding: 6rem 0;
        background: linear-gradient(135deg, rgba(255, 255, 255, 0.05) 0%, rgba(30, 136, 229, 0.05) 100%);
        position: relative;
        overflow: hidden;
    }
    
    .industry-overview::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: radial-gradient(circle at 20% 80%, rgba(30, 136, 229, 0.1) 0%, transparent 50%),
                    radial-gradient(circle at 80% 20%, rgba(107, 70, 193, 0.1) 0%, transparent 50%);
    }
    
    .overview-hero {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 4rem;
        align-items: center;
        position: relative;
        z-index: 2;
    }
    
    .hero-content {
        padding-right: 2rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
        font-weight: 700;
        color: #1E88E5;
        margin-bottom: 1.5rem;
        font-family: 'Orbitron', monospace;
        background: linear-gradient(135deg, #1E88E5, #6b46c1);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
    }
    
    .hero-description {
        font-size: 1.2rem;
        color: #666666;
        line-height: 1.8;
        margin-bottom: 3rem;
    }
    
    .hero-stats {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 2rem;
    }
    
    .stat-item {
        text-align: center;
        padding: 1.5rem;
        background: rgba(255, 255, 255, 0.1);
        border-radius: 15px;
        backdrop-filter: blur(10px);
        border: 1px solid rgba(255, 255, 255, 0.2);
        transition: all 0.3s ease;
    }
    
    .stat-item:hover {
        transform: translateY(-5px);
        background: rgba(255, 255, 255, 0.15);
        box-shadow: 0 10px 30px rgba(30, 136, 229, 0.2);
    }
    
    .stat-number {
        display: block;
        font-size: 2rem;
        font-weight: 900;
        color: #1E88E5;
        font-family: 'Orbitron', monospace;
        margin-bottom: 0.5rem;
    }
    
    .stat-label {
        font-size: 0.9rem;
        color: #666666;
        font-weight: 500;
    }
    
    .hero-visual {
        display: flex;
        justify-content: center;
        align-items: center;
    }
    
    .digital-ecosystem {
        position: relative;
        width: 400px;
        height: 400px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .ecosystem-center {
        position: absolute;
        width: 120px;
        height: 120px;
        background: linear-gradient(135deg, #1E88E5, #6b46c1);
        border-radius: 50%;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        color: white;
        font-weight: 700;
        box-shadow: 0 0 30px rgba(30, 136, 229, 0.5);
        animation: pulse 2s infinite;
    }
    
    .center-icon {
        font-size: 2rem;
        margin-bottom: 0.5rem;
    }
    
    .center-text {
        font-size: 0.8rem;
        font-family: 'Orbitron', monospace;
    }
    
    .ecosystem-orbit {
        position: absolute;
        border: 2px solid rgba(30, 136, 229, 0.3);
        border-radius: 50%;
        animation: rotate 20s linear infinite;
    }
    
    .orbit-1 {
        width: 250px;
        height: 250px;
        animation-duration: 15s;
    }
    
    .orbit-2 {
        width: 350px;
        height: 350px;
        animation-duration: 25s;
        animation-direction: reverse;
    }
    
    .orbit-item {
        position: absolute;
        background: rgba(255, 255, 255, 0.9);
        padding: 0.8rem 1.2rem;
        border-radius: 20px;
        font-size: 0.9rem;
        font-weight: 600;
        color: #1E88E5;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        transition: all 0.3s ease;
        white-space: nowrap;
    }
    
    .orbit-item:hover {
        transform: scale(1.1);
        background: #1E88E5;
        color: white;
        box-shadow: 0 8px 25px rgba(30, 136, 229, 0.4);
    }
    
    .orbit-1 .orbit-item:nth-child(1) { top: 0; left: 50%; transform: translateX(-50%); }
    .orbit-1 .orbit-item:nth-child(2) { top: 50%; right: 0; transform: translateY(-50%); }
    .orbit-1 .orbit-item:nth-child(3) { bottom: 0; left: 50%; transform: translateX(-50%); }
    .orbit-1 .orbit-item:nth-child(4) { top: 50%; left: 0; transform: translateY(-50%); }
    
    .orbit-2 .orbit-item:nth-child(1) { top: 10%; right: 10%; }
    .orbit-2 .orbit-item:nth-child(2) { bottom: 10%; right: 10%; }
    .orbit-2 .orbit-item:nth-child(3) { bottom: 10%; left: 10%; }
    .orbit-2 .orbit-item:nth-child(4) { top: 10%; left: 10%; }
    
    @keyframes pulse {
        0%, 100% { transform: scale(1); }
        50% { transform: scale(1.05); }
    }
    
    @keyframes rotate {
        from { transform: rotate(0deg); }
        to { transform: rotate(360deg); }
    }
    
    .overview-left {
        padding-right: 2rem;
    }
    
    .overview-header {
        text-align: center;
        margin-bottom: 3rem;
    }
    
    .title-decoration {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 1.5rem;
        margin-bottom: 1rem;
    }
    
    .title-line {
        width: 60px;
        height: 3px;
        background: linear-gradient(90deg, #1E88E5, #6b46c1);
        border-radius: 2px;
    }
    
    .overview-intro {
        font-size: 1.1rem;
        color: #666666;
        font-weight: 300;
        margin-top: 1rem;
    }
    
    .overview-content {
        margin-top: 2rem;
    }
    
    .overview-card {
        background: rgba(255, 255, 255, 0.95);
        border-radius: 20px;
        padding: 2.5rem;
        margin-bottom: 2rem;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
        transition: all 0.4s ease;
        position: relative;
        overflow: hidden;
    }
    
    .overview-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 4px;
        background: linear-gradient(90deg, #1E88E5, #6b46c1, #FFD700, #4CAF50);
        opacity: 0;
        transition: opacity 0.3s ease;
    }
    
    .overview-card:hover {
        transform: translateY(-5px);
        box-shadow: 0 20px 40px rgba(30, 136, 229, 0.15);
    }
    
    .overview-card:hover::before {
        opacity: 1;
    }
    
    .primary-card {
        border-left: 5px solid #1E88E5;
    }
    
    .secondary-card {
        border-left: 5px solid #4CAF50;
    }
    
    .card-icon {
        width: 70px;
        height: 70px;
        background: linear-gradient(135deg, #1E88E5, #6b46c1);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        margin-bottom: 1.5rem;
        position: relative;
        box-shadow: 0 8px 20px rgba(30, 136, 229, 0.3);
    }
    
    .secondary-card .card-icon {
        background: linear-gradient(135deg, #4CAF50, #45a049);
        box-shadow: 0 8px 20px rgba(76, 175, 80, 0.3);
    }
    
    .card-icon::before {
        font-family: 'Material Icons';
        font-size: 32px;
        color: white;
    }
    
    .icon-opportunity::before {
        content: 'trending_up';
    }
    
    .icon-ecosystem::before {
        content: 'hub';
    }
    
    .card-title {
        color: #1E88E5;
        font-size: 1.4rem;
        font-weight: 700;
        margin-bottom: 1rem;
        font-family: 'Orbitron', monospace;
    }
    
    .secondary-card .card-title {
        color: #4CAF50;
    }
    
    .card-text {
        color: #555555;
        font-size: 1rem;
        line-height: 1.7;
        margin-bottom: 1.5rem;
    }
    
    .card-highlights {
        display: flex;
        flex-wrap: wrap;
        gap: 0.8rem;
    }
    
    .highlight-item {
        background: linear-gradient(135deg, rgba(30, 136, 229, 0.1), rgba(107, 70, 193, 0.1));
        color: #1E88E5;
        padding: 0.5rem 1rem;
        border-radius: 20px;
        font-size: 0.9rem;
        font-weight: 600;
        border: 1px solid rgba(30, 136, 229, 0.2);
        transition: all 0.3s ease;
    }
    
    .highlight-item:hover {
        background: linear-gradient(135deg, rgba(30, 136, 229, 0.2), rgba(107, 70, 193, 0.2));
        transform: translateY(-2px);
    }
    
    .ecosystem-features {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .feature-item {
        display: flex;
        align-items: center;
        gap: 0.8rem;
        padding: 0.8rem;
        background: rgba(76, 175, 80, 0.05);
        border-radius: 10px;
        transition: all 0.3s ease;
    }
    
    .feature-item:hover {
        background: rgba(76, 175, 80, 0.1);
        transform: translateX(5px);
    }
    
    .feature-dot {
        width: 8px;
        height: 8px;
        background: #4CAF50;
        border-radius: 50%;
        flex-shrink: 0;
    }
    
    .feature-item span:last-child {
        color: #4CAF50;
        font-weight: 600;
        font-size: 0.95rem;
    }
    
    .overview-right {
        padding-left: 1rem;
    }
    
    .digital-process-section {
        margin-top: 0;
    }
    
    .process-header {
        text-align: center;
        margin-bottom: 4rem;
    }
    
    .process-section-title {
        font-size: 2.2rem;
        font-weight: 800;
        color: #1E88E5;
        margin-bottom: 1rem;
        font-family: 'Orbitron', monospace;
        position: relative;
        text-transform: uppercase;
        letter-spacing: 2px;
    }
    
    .process-section-title::after {
        content: '';
        position: absolute;
        bottom: -15px;
        left: 50%;
        transform: translateX(-50%);
        width: 80px;
        height: 4px;
        background: linear-gradient(90deg, #1E88E5, #6b46c1, #FFD700, #4CAF50);
        border-radius: 2px;
    }
    
    .process-subtitle {
        font-size: 1.1rem;
        color: #666666;
        font-weight: 300;
        margin-top: 2rem;
    }
    
    .digital-process-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 3rem;
        margin-top: 2rem;
    }
    
    .process-item {
        background: rgba(255, 255, 255, 0.98);
        border-radius: 25px;
        padding: 0;
        text-align: left;
        box-shadow: 0 15px 50px rgba(0, 0, 0, 0.1);
        transition: all 0.4s ease;
        border: 1px solid rgba(30, 136, 229, 0.1);
        position: relative;
        overflow: hidden;
        min-height: 400px;
    }
    
    .process-item::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 5px;
        background: linear-gradient(90deg, #1E88E5, #6b46c1, #FFD700, #4CAF50);
        opacity: 0;
        transition: opacity 0.3s ease;
    }
    
    .process-item:hover {
        transform: translateY(-10px);
        box-shadow: 0 25px 60px rgba(30, 136, 229, 0.2);
        border-color: rgba(30, 136, 229, 0.3);
    }
    
    .process-item:hover::before {
        opacity: 1;
    }
    
    .process-card-header {
        background: linear-gradient(135deg, #1E88E5, #6b46c1);
        padding: 2rem;
        position: relative;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    
    .process-number {
        position: absolute;
        top: 1rem;
        right: 1.5rem;
        font-size: 3rem;
        font-weight: 900;
        color: rgba(255, 255, 255, 0.2);
        font-family: 'Orbitron', monospace;
    }
    
    .process-icon {
        width: 80px;
        height: 80px;
        background: rgba(255, 255, 255, 0.2);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        position: relative;
        backdrop-filter: blur(10px);
        border: 2px solid rgba(255, 255, 255, 0.3);
        transition: all 0.3s ease;
    }
    
    .process-item:hover .process-icon {
        transform: scale(1.1);
        background: rgba(255, 255, 255, 0.3);
        border-color: rgba(255, 255, 255, 0.5);
    }
    
    .process-icon::before {
        font-family: 'Material Icons';
        font-size: 36px;
        color: white;
    }
    
    .process-content {
        padding: 2rem;
    }
    
    .process-item h3 {
        color: #1E88E5;
        font-size: 1.5rem;
        font-weight: 700;
        margin-bottom: 1.2rem;
        font-family: 'Orbitron', monospace;
    }
    
    .process-item p {
        color: #555555;
        font-size: 1rem;
        line-height: 1.7;
        margin-bottom: 1.8rem;
    }
    
    .process-features {
        display: flex;
        flex-wrap: wrap;
        gap: 0.6rem;
    }
    
    .feature-tag {
        background: linear-gradient(135deg, rgba(30, 136, 229, 0.1), rgba(107, 70, 193, 0.1));
        color: #1E88E5;
        padding: 0.5rem 1rem;
        border-radius: 25px;
        font-size: 0.9rem;
        font-weight: 600;
        border: 1px solid rgba(30, 136, 229, 0.2);
        transition: all 0.3s ease;
        text-transform: uppercase;
        letter-spacing: 0.5px;
    }
    
    .feature-tag:hover {
        background: linear-gradient(135deg, rgba(30, 136, 229, 0.2), rgba(107, 70, 193, 0.2));
        transform: translateY(-3px);
        box-shadow: 0 5px 15px rgba(30, 136, 229, 0.3);
    }
    
    /* 不同流程的特殊样式 */
    .design-item .process-card-header {
        background: linear-gradient(135deg, #1E88E5, #6b46c1);
    }
    
    .construction-item .process-card-header {
        background: linear-gradient(135deg, #FFD700, #FFA500);
    }
    
    .operation-item .process-card-header {
        background: linear-gradient(135deg, #4CAF50, #45a049);
    }
    
    .maintenance-item .process-card-header {
        background: linear-gradient(135deg, #FF6B6B, #FF8E53);
    }
    
    .process-icon .icon-design::before {
        content: 'design_services';
    }
    
    .process-icon .icon-construction::before {
        content: 'construction';
    }
    
    .process-icon .icon-operation::before {
        content: 'settings';
    }
    
    .process-icon .icon-maintenance::before {
        content: 'build';
    }
    
    @media (max-width: 1024px) {
        .digital-process-grid {
            gap: 2rem;
        }
        
        .process-item {
            padding: 2rem 1.5rem;
        }
    }
    
    @media (max-width: 1024px) {
        .overview-layout {
            grid-template-columns: 1fr;
            gap: 3rem;
        }
        
        .overview-left {
            padding-right: 0;
        }
        
        .overview-right {
            padding-left: 0;
        }
    }
    
    @media (max-width: 1024px) {
        .overview-hero {
            grid-template-columns: 1fr;
            gap: 3rem;
        }
        
        .hero-content {
            padding-right: 0;
            text-align: center;
        }
        
        .hero-title {
            font-size: 2rem;
        }
        
        .hero-stats {
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }
        
        .digital-ecosystem {
            width: 350px;
            height: 350px;
        }
        
        .orbit-1 {
            width: 200px;
            height: 200px;
        }
        
        .orbit-2 {
            width: 300px;
            height: 300px;
        }
    }
    
    @media (max-width: 768px) {
        .industry-overview {
            padding: 4rem 0;
        }
        
        .overview-hero {
            grid-template-columns: 1fr;
            gap: 2rem;
        }
        
        .hero-content {
            padding-right: 0;
            text-align: center;
        }
        
        .hero-title {
            font-size: 1.8rem;
        }
        
        .hero-description {
            font-size: 1.1rem;
        }
        
        .hero-stats {
            grid-template-columns: repeat(3, 1fr);
            gap: 1rem;
        }
        
        .stat-item {
            padding: 1rem;
        }
        
        .stat-number {
            font-size: 1.5rem;
        }
        
        .stat-label {
            font-size: 0.8rem;
        }
        
        .digital-ecosystem {
            width: 300px;
            height: 300px;
        }
        
        .ecosystem-center {
            width: 100px;
            height: 100px;
        }
        
        .center-icon {
            font-size: 1.5rem;
        }
        
        .center-text {
            font-size: 0.7rem;
        }
        
        .orbit-1 {
            width: 180px;
            height: 180px;
        }
        
        .orbit-2 {
            width: 250px;
            height: 250px;
        }
        
        .orbit-item {
            padding: 0.6rem 1rem;
            font-size: 0.8rem;
        }
    }
    
    @media (max-width: 480px) {
        .hero-title {
            font-size: 1.5rem;
        }
        
        .hero-description {
            font-size: 1rem;
        }
        
        .hero-stats {
            grid-template-columns: 1fr;
            gap: 1rem;
        }
        
        .digital-ecosystem {
            width: 250px;
            height: 250px;
        }
        
        .ecosystem-center {
            width: 80px;
            height: 80px;
        }
        
        .center-icon {
            font-size: 1.2rem;
        }
        
        .center-text {
            font-size: 0.6rem;
        }
        
        .orbit-1 {
            width: 150px;
            height: 150px;
        }
        
        .orbit-2 {
            width: 200px;
            height: 200px;
        }
        
        .orbit-item {
            padding: 0.5rem 0.8rem;
            font-size: 0.7rem;
        }
    }
    
    /* 数字化发展样式 */
    .digital-development {
        padding: 5rem 0;
        background: linear-gradient(135deg, rgba(49, 130, 206, 0.05) 0%, rgba(107, 70, 193, 0.05) 100%);
    }
    
    .section-header {
        text-align: center;
        margin-bottom: 4rem;
    }
    
    .section-subtitle {
        font-size: 1.1rem;
        color: #666666;
        margin-top: 1rem;
        font-weight: 300;
    }
    
    .digital-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 2.5rem;
    }
    
    .digital-card {
        background: rgba(255, 255, 255, 0.95);
        border-radius: 20px;
        overflow: hidden;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        transition: all 0.4s ease;
        position: relative;
    }
    
    .digital-card:hover {
        transform: translateY(-8px);
        box-shadow: 0 20px 40px rgba(30, 136, 229, 0.2);
    }
    
    .card-header {
        background: linear-gradient(135deg, #1E88E5, #6b46c1);
        padding: 2rem;
        position: relative;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    
    .card-number {
        position: absolute;
        top: 1rem;
        right: 1.5rem;
        font-size: 2.5rem;
        font-weight: 900;
        color: rgba(255, 255, 255, 0.3);
        font-family: 'Orbitron', monospace;
    }
    
    .digital-icon {
        width: 70px;
        height: 70px;
        background: rgba(255, 255, 255, 0.2);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        position: relative;
        backdrop-filter: blur(10px);
        border: 2px solid rgba(255, 255, 255, 0.3);
        transition: all 0.3s ease;
    }
    
    .digital-card:hover .digital-icon {
        transform: scale(1.1);
        background: rgba(255, 255, 255, 0.3);
    }
    
    .digital-icon::before {
        font-family: 'Material Icons';
        font-size: 32px;
        color: white;
    }
    
    .card-body {
        padding: 2rem;
    }
    
    .digital-card h3 {
        color: #1E88E5;
        font-size: 1.4rem;
        font-weight: 700;
        margin-bottom: 1rem;
        font-family: 'Orbitron', monospace;
    }
    
    .digital-card p {
        color: #555555;
        font-size: 1rem;
        line-height: 1.7;
        margin-bottom: 1.5rem;
    }
    
    .feature-list {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .feature-item {
        display: flex;
        align-items: center;
        gap: 0.8rem;
        padding: 0.8rem;
        background: rgba(30, 136, 229, 0.05);
        border-radius: 10px;
        transition: all 0.3s ease;
    }
    
    .feature-item:hover {
        background: rgba(30, 136, 229, 0.1);
        transform: translateX(5px);
    }
    
    .feature-icon {
        font-size: 1.2rem;
        flex-shrink: 0;
    }
    
    .feature-item span:last-child {
        color: #1E88E5;
        font-weight: 600;
        font-size: 0.9rem;
    }
    
    /* 不同技术卡片配色 */
    .iot-card .card-header {
        background: linear-gradient(135deg, #1E88E5, #6b46c1);
    }
    
    .ai-card .card-header {
        background: linear-gradient(135deg, #FFD700, #FFA500);
    }
    
    .bigdata-card .card-header {
        background: linear-gradient(135deg, #4CAF50, #45a049);
    }
    
    .cloud-card .card-header {
        background: linear-gradient(135deg, #FF6B6B, #FF8E53);
    }
    
    /* 数字产业化样式 */
    .digital-industrialization {
        padding: 5rem 0;
        background: linear-gradient(135deg, rgba(76, 175, 80, 0.05) 0%, rgba(255, 193, 7, 0.05) 100%);
    }
    
    .industrialization-content {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 4rem;
        align-items: start;
    }
    
    .text-card {
        background: rgba(255, 255, 255, 0.95);
        border-radius: 20px;
        padding: 2.5rem;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        border-left: 5px solid #4CAF50;
    }
    
    .text-card h3 {
        color: #4CAF50;
        font-size: 1.6rem;
        font-weight: 700;
        margin-bottom: 1rem;
        font-family: 'Orbitron', monospace;
    }
    
    .text-card p {
        color: #555555;
        font-size: 1rem;
        line-height: 1.7;
        margin-bottom: 2rem;
    }
    
    .ecosystem-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    .ecosystem-item {
        background: rgba(76, 175, 80, 0.05);
        border-radius: 15px;
        padding: 1.5rem;
        transition: all 0.3s ease;
        border: 1px solid rgba(76, 175, 80, 0.1);
    }
    
    .ecosystem-item:hover {
        background: rgba(76, 175, 80, 0.1);
        transform: translateY(-3px);
        box-shadow: 0 8px 20px rgba(76, 175, 80, 0.2);
    }
    
    .item-icon {
        font-size: 2rem;
        margin-bottom: 1rem;
    }
    
    .item-content h4 {
        color: #4CAF50;
        font-size: 1.1rem;
        font-weight: 700;
        margin-bottom: 0.5rem;
    }
    
    .item-content p {
        color: #666666;
        font-size: 0.9rem;
        line-height: 1.6;
        margin: 0;
    }
    
    .ecosystem-diagram {
        width: 300px;
        height: 300px;
        margin: 0 auto;
        position: relative;
    }
    
    .ecosystem-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: var(--white);
        font-weight: 700;
        font-size: 0.9rem;
        z-index: 3;
    }
    
    .ecosystem-ring {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        border: 2px solid var(--primary-purple);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .ring-1 {
        width: 200px;
        height: 200px;
        animation: rotate 20s linear infinite;
    }
    
    .ring-2 {
        width: 280px;
        height: 280px;
        animation: rotate 30s linear infinite reverse;
    }
    
    .ring-item {
        position: absolute;
        background: rgba(255, 255, 255, 0.2);
        padding: 0.5rem 1rem;
        border-radius: 20px;
        color: var(--white);
        font-size: 0.8rem;
        font-weight: 600;
    }
    
    .ring-1 .ring-item:nth-child(1) { top: 0; left: 50%; transform: translateX(-50%); }
    .ring-1 .ring-item:nth-child(2) { top: 50%; right: 0; transform: translateY(-50%); }
    .ring-1 .ring-item:nth-child(3) { bottom: 0; left: 50%; transform: translateX(-50%); }
    .ring-1 .ring-item:nth-child(4) { top: 50%; left: 0; transform: translateY(-50%); }
    
    .ring-2 .ring-item:nth-child(1) { top: 10%; right: 10%; }
    .ring-2 .ring-item:nth-child(2) { bottom: 10%; right: 10%; }
    .ring-2 .ring-item:nth-child(3) { bottom: 10%; left: 10%; }
    .ring-2 .ring-item:nth-child(4) { top: 10%; left: 10%; }
    
    /* 技术标准样式 */
    .tech-standards {
        padding: 5rem 0;
        background: linear-gradient(135deg, rgba(107, 70, 193, 0.05) 0%, rgba(255, 107, 107, 0.05) 100%);
    }
    
    .standards-grid {
        display: flex;
        gap: 2rem;
        flex-wrap: nowrap;
        justify-content: center;
        margin-top: 2.5rem;
    }

    .standard-card {
        width: 240px;
        min-width: 200px;
        max-width: 100%;
    }

    @media (max-width: 1100px) {
        .standards-grid { flex-wrap: wrap; }
    }

    .standard-card:hover {
        box-shadow: 0 8px 32px #3182ce44;
        transform: translateY(-8px) scale(1.03);
    }
    .standard-badge {
        background: linear-gradient(135deg, #6b46c1, #3182ce 80%);
        color: #fff;
        font-size: 2.1rem;
        font-weight: 900;
        border-radius: 50%;
        width: 56px;
        height: 56px;
        display: flex;
        align-items: center;
        justify-content: center;
        box-shadow: 0 2px 12px #3182ce33;
        margin-bottom: 1.2rem;
    }
    .standard-content h3 {
        font-size: 1.18rem;
        font-weight: 700;
        color: #232b5d;
        margin-bottom: 0.5rem;
        text-align: center;
    }
    .standard-content p {
        font-size: 0.98rem;
        color: #444;
        margin-bottom: 1.1rem;
        text-align: center;
    }
    .standard-tags {
        display: flex;
        gap: 0.5rem;
        flex-wrap: wrap;
        justify-content: center;
    }
    .standard-tags .tag {
        background: linear-gradient(90deg, #3182ce, #6b46c1 80%);
        color: #fff;
        border-radius: 1em;
        padding: 0.18em 1.1em;
        font-size: 0.92rem;
        font-weight: 500;
        margin-bottom: 0.2em;
        box-shadow: 0 1px 6px #3182ce22;
    }
    @media (max-width: 900px) {
        .standards-grid { flex-direction: column; align-items: center; gap: 1.2rem; }
        .standard-card { width: 95%; }
    }
    
    .standard-item {
        background: rgba(255, 255, 255, 0.95);
        border-radius: 20px;
        overflow: hidden;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        transition: all 0.4s ease;
        position: relative;
    }
    
    .standard-item:hover {
        transform: translateY(-8px);
        box-shadow: 0 20px 40px rgba(107, 70, 193, 0.2);
    }
    
    .standard-header {
        background: linear-gradient(135deg, #6b46c1, #FF6B6B);
        padding: 2rem;
        position: relative;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    
    .standard-number {
        position: absolute;
        top: 1rem;
        right: 1.5rem;
        font-size: 2.5rem;
        font-weight: 900;
        color: rgba(255, 255, 255, 0.3);
        font-family: 'Orbitron', monospace;
    }
    
    .standard-icon {
        width: 70px;
        height: 70px;
        background: rgba(255, 255, 255, 0.2);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        position: relative;
        backdrop-filter: blur(10px);
        border: 2px solid rgba(255, 255, 255, 0.3);
        transition: all 0.3s ease;
    }
    
    .standard-item:hover .standard-icon {
        transform: scale(1.1);
        background: rgba(255, 255, 255, 0.3);
    }
    
    .standard-content {
        padding: 2rem;
    }
    
    .standard-item h3 {
        color: #6b46c1;
        font-size: 1.4rem;
        font-weight: 700;
        margin-bottom: 1rem;
        font-family: 'Orbitron', monospace;
    }
    
    .standard-item p {
        color: #555555;
        font-size: 1rem;
        line-height: 1.7;
        margin-bottom: 1.5rem;
    }
    
    .standard-features {
        display: flex;
        flex-wrap: wrap;
        gap: 0.8rem;
    }
    
    .feature-badge {
        background: rgba(107, 70, 193, 0.1);
        color: #6b46c1;
        padding: 0.5rem 1rem;
        border-radius: 20px;
        font-size: 0.85rem;
        font-weight: 600;
        border: 1px solid rgba(107, 70, 193, 0.2);
        transition: all 0.3s ease;
    }
    
    .feature-badge:hover {
        background: rgba(107, 70, 193, 0.2);
        transform: scale(1.05);
    }
    
    /* 不同标准卡片配色 */
    .safety-item .standard-header {
        background: linear-gradient(135deg, #FF6B6B, #FF8E53);
    }
    
    .quality-item .standard-header {
        background: linear-gradient(135deg, #4CAF50, #45a049);
    }
    
    .interop-item .standard-header {
        background: linear-gradient(135deg, #1E88E5, #6b46c1);
    }
    
    .data-item .standard-header {
        background: linear-gradient(135deg, #FFD700, #FFA500);
    }
    
    /* 产业合作样式 */
    .industry-cooperation {
        padding: 5rem 0;
        background: linear-gradient(135deg, rgba(255, 193, 7, 0.05) 0%, rgba(76, 175, 80, 0.05) 100%);
    }
    
    .cooperation-content {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 4rem;
        align-items: start;
    }
    
    .partner-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    .partner-item {
        background: rgba(255, 255, 255, 0.95);
        border-radius: 15px;
        padding: 1.5rem;
        transition: all 0.3s ease;
        border: 1px solid rgba(255, 193, 7, 0.1);
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    }
    
    .partner-item:hover {
        transform: translateY(-5px);
        box-shadow: 0 15px 30px rgba(255, 193, 7, 0.2);
        border-color: rgba(255, 193, 7, 0.3);
    }
    
    .partner-icon {
        font-size: 2.5rem;
        margin-bottom: 1rem;
        text-align: center;
    }
    
    .partner-info h4 {
        color: #FFC107;
        font-size: 1.2rem;
        font-weight: 700;
        margin-bottom: 0.8rem;
        font-family: 'Orbitron', monospace;
    }
    
    .partner-info p {
        color: #666666;
        font-size: 0.9rem;
        line-height: 1.6;
        margin: 0;
    }
    
    .partners-showcase {
        background: rgba(255, 255, 255, 0.95);
        border-radius: 20px;
        padding: 2rem;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    }
    
    .partner-category h4 {
        color: #FFC107;
        margin-bottom: 1.5rem;
        font-family: 'Orbitron', monospace;
        font-size: 1.3rem;
        font-weight: 700;
    }
    
    .partner-logos {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 1rem;
    }
    
    .partner-logo {
        background: rgba(255, 193, 7, 0.1);
        border: 1px solid rgba(255, 193, 7, 0.2);
        border-radius: 10px;
        padding: 1rem;
        text-align: center;
        color: #FFC107;
        font-weight: 600;
        transition: all 0.3s ease;
        font-size: 0.9rem;
    }
    
    .partner-logo:hover {
        background: rgba(255, 193, 7, 0.2);
        transform: translateY(-3px);
        box-shadow: 0 8px 20px rgba(255, 193, 7, 0.3);
    }
    
    /* 服务页面样式 */
    
    .services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}
    

    
    .service-card {
    background: #ffffff;
    border-radius: 12px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    padding: 25px 20px 20px 20px;
    transition: all 0.3s ease;
    border: 1px solid #e0e0e0;
    position: relative;
    overflow: hidden;
    text-align: center;
}
    
    .service-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 4px;
        background: #000000;
        opacity: 0;
        transition: opacity 0.3s ease;
    }
    
    .service-card:hover::before {
        opacity: 1;
    }
    
    .service-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
    border-color: #000000;
}
    
    .service-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: #000000;
    margin-bottom: 15px;
    text-align: center;
    font-family: 'Orbitron', monospace;
}
    
    .service-description {
    font-size: 0.95rem;
    color: #000000;
    line-height: 1.5;
    margin-bottom: 20px;
    text-align: center;
    font-weight: 400;
}
    
    .service-details {
        margin-bottom: 24px;
    }
    
    .detail-item {
    display: flex;
    align-items: center;
    margin-bottom: 10px;
    padding: 8px 12px;
    background: #f8f9fa;
    border-radius: 8px;
    transition: all 0.3s ease;
    border: 1px solid #e9ecef;
}
    
    .detail-item:hover {
    background: #e9ecef;
    transform: translateX(6px);
    border-color: #000000;
}
    
    .detail-icon {
        font-size: 1.2rem;
        margin-right: 12px;
        min-width: 24px;
        text-align: center;
    }
    
    .detail-text {
    font-size: 0.9rem;
    color: #000000;
    font-weight: 500;
}
    
    /* 不同服务卡片的特色样式 */
    .investment-card {
        border-left: 4px solid #000000;
    }
    
    .investment-card:hover {
        border-left-color: #333333;
    }
    
    .design-card {
        border-left: 4px solid #000000;
    }
    
    .design-card:hover {
        border-left-color: #333333;
    }
    
    .construction-card {
        border-left: 4px solid #000000;
    }
    
    .construction-card:hover {
        border-left-color: #333333;
    }
    
    .operation-card {
        border-left: 4px solid #000000;
    }
    
    .operation-card:hover {
        border-left-color: #333333;
    }
    
    .maintenance-card {
        border-left: 4px solid #000000;
    }
    
    .maintenance-card:hover {
        border-left-color: #333333;
    }
    
    /* 服务图标优化 */
    .service-icon {
    text-align: center;
    margin-bottom: 30px;
}
    
    .service-icon .icon-design,
.service-icon .icon-construction,
.service-icon .icon-operation,
.service-icon .icon-maintenance,
.service-icon .icon-investment {
    width: 60px;
    height: 60px;
    margin: 0 auto 15px auto;
        background: #000000;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        color: white;
        font-size: 2rem;
        box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
    }
    
    /* 联系按钮优化 */
    .contact-btn {
        display: inline-block;
        padding: 10px 20px;
        background: #000000;
        color: white;
        text-decoration: none;
        border-radius: 20px;
        font-weight: 600;
        transition: all 0.3s ease;
        text-align: center;
        width: 100%;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
        text-transform: uppercase;
        letter-spacing: 0.3px;
        border: 1px solid #000000;
        font-size: 0.85rem;
    }
    
    .contact-btn:hover {
        background: #ffffff;
        color: #000000;
        transform: translateY(-3px);
        box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    }
    
    /* 响应式优化 */
    @media (max-width: 1200px) {
        .services-grid {
            grid-template-columns: repeat(2, 1fr);
            gap: 1.5rem;
            max-width: 100%;
        }
    }
    
    @media (max-width: 1024px) {
        .services-grid {
            grid-template-columns: repeat(2, 1fr);
            gap: 1.2rem;
            max-width: 100%;
        }
    }
    
    @media (max-width: 768px) {
        .service-card {
            padding: 20px 15px 15px 15px;
        }
        
        .service-card h3 {
            font-size: 1.2rem;
        }
        
        .service-description {
            font-size: 0.9rem;
        }
        
        .detail-text {
            font-size: 0.85rem;
        }
        
        .detail-icon {
            font-size: 1rem;
        }
        
        .services-grid {
            grid-template-columns: 1fr;
            gap: 1.2rem;
            max-width: 100%;
        }
    }
    
    @media (max-width: 480px) {
        .service-card {
            padding: 20px 16px 16px 16px;
        }
        
        .service-card h3 {
            font-size: 1.2rem;
        }
        
        .service-description {
            font-size: 0.9rem;
        }
        
        .services-grid {
            gap: 1rem;
        }
    }

    
    .service-contact {
        text-align: center;
    }
    

    
    /* 服务流程样式 */
    .service-process {
        padding: 4rem 0 3rem 0;
        background: linear-gradient(120deg, #f5faff 0%, #e3e9f7 100%);
        border-radius: 32px;
        margin: 2rem 0;
    }
    .process-steps {
        display: flex;
        justify-content: space-between;
        align-items: flex-start;
        position: relative;
        margin-top: 2.5rem;
        gap: 0;
    }
    .process-step {
        flex: 1 1 0;
        display: flex;
        flex-direction: column;
        align-items: center;
        position: relative;
        z-index: 1;
    }
    .step-number {
        width: 48px;
        height: 48px;
        background: linear-gradient(135deg, #00eaff 0%, #1e88e5 100%);
        color: #fff;
        font-size: 1.4rem;
        font-weight: 900;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        margin-bottom: 1rem;
        box-shadow: 0 0 24px 0 #00eaff99, 0 4px 16px rgba(30,136,229,0.18);
        position: relative;
        z-index: 2;
        animation: stepPulse 2.5s infinite alternate;
    }
    @keyframes stepPulse {
        0% { box-shadow: 0 0 24px 0 #00eaff99, 0 4px 16px rgba(30,136,229,0.18); }
        100% { box-shadow: 0 0 48px 8px #00eaffcc, 0 8px 32px rgba(30,136,229,0.28); }
    }
    .step-content {
        background: #fff;
        border-radius: 16px;
        box-shadow: 0 4px 24px rgba(30,136,229,0.08);
        padding: 1.2rem 1.1rem 1.1rem 1.1rem;
        text-align: center;
        min-width: 160px;
        margin-bottom: 0.5rem;
        position: relative;
        z-index: 1;
    }
    .step-content h3 {
        color: #1e88e5;
        font-size: 1.1rem;
        font-weight: 700;
        margin-bottom: 0.5rem;
    }
    .step-content p {
        color: #666;
        font-size: 0.98rem;
        line-height: 1.6;
    }
    /* 横向连线 */
    .process-steps::before {
        content: '';
        position: absolute;
        top: 24px;
        left: 6%;
        right: 6%;
        height: 4px;
        background: linear-gradient(90deg, #00eaff 0%, #1e88e5 100%);
        z-index: 0;
        border-radius: 2px;
    }
    .process-step:not(:last-child)::after {
        content: '';
        position: absolute;
        top: 44px;
        left: 50%;
        width: 100%;
        height: 4px;
        background: transparent;
        z-index: 0;
    }
    @media (max-width: 900px) {
        .process-steps { flex-direction: column; align-items: center; }
        .process-steps::before { display: none; }
        .process-step { flex-direction: row; align-items: flex-start; margin-bottom: 2.5rem; width: 100%; }
        .step-number { margin-bottom: 0; margin-right: 1.2rem; }
        .step-content { text-align: left; min-width: 0; }
        .process-step:not(:last-child)::after { display: none; }
    }
    
    /* 服务优势样式 */
    .service-advantages {
        padding: 4rem 0;
    }
    
    .advantages-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 2rem;
    }
    
    .advantage-item {
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
}
    
    .advantage-item:hover {
        transform: translateY(-5px);
        box-shadow: var(--shadow-glow);
    }
    
    .advantage-icon {
        width: 80px;
        height: 80px;
        margin: 0 auto 1.5rem;
        border-radius: 50%;
        background: var(--gradient-primary);
        display: flex;
        align-items: center;
        justify-content: center;
        position: relative;
    }
    
    .advantage-item h3 {
        color: var(--white);
        margin-bottom: 1rem;
    }
    
    .advantage-item p {
        color: var(--gray);
    }
    
    /* 联系服务样式 */
    .contact-service {
    padding: 4rem 0;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(10px);
}
    
    .contact-content {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 4rem;
        align-items: start;
    }
    
    .contact-info h3 {
        color: var(--white);
        font-size: 1.5rem;
        margin-bottom: 2rem;
    }
    
    .contact-item {
        display: flex;
        margin-bottom: 1rem;
    }
    
    .contact-label {
        color: var(--gray);
        min-width: 100px;
    }
    
    .contact-value {
        color: var(--white);
        font-weight: 600;
    }
    
    .contact-form h3 {
        color: var(--white);
        font-size: 1.5rem;
        margin-bottom: 2rem;
    }
    
    .service-form {
        display: flex;
        flex-direction: column;
        gap: 1rem;
    }
    
    .form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 10px;
    color: var(--white);
    font-size: 1rem;
}
    
    .form-group input::placeholder,
    .form-group textarea::placeholder {
        color: var(--gray);
    }
    
    .submit-btn {
        padding: 1rem 2rem;
        background: var(--gradient-primary);
        color: var(--white);
        border: none;
        border-radius: 25px;
        font-weight: 600;
        cursor: pointer;
        transition: all 0.3s ease;
    }
    
    .submit-btn:hover {
        transform: translateY(-2px);
        box-shadow: var(--shadow-glow);
    }
    
    /* 合作页面样式 */
    .cooperation-philosophy {
        padding: 4rem 0;
    }
    
    .philosophy-content {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 4rem;
        align-items: center;
    }
    
    .philosophy-text h2 {
        font-family: 'Orbitron', monospace;
        font-size: 2rem;
        margin-bottom: 1.5rem;
        color: var(--white);
    }
    
    .philosophy-text p {
        color: var(--gray);
        line-height: 1.8;
        margin-bottom: 1rem;
    }
    
    .partnership-diagram {
        width: 300px;
        height: 300px;
        margin: 0 auto;
        position: relative;
    }
    
    .center-partner {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        width: 100px;
        height: 100px;
        background: var(--gradient-primary);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--white);
        font-weight: 700;
        font-family: 'Orbitron', monospace;
        z-index: 3;
        animation: pulse 2s ease-in-out infinite;
    }
    
    .partner-ring {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        width: 200px;
        height: 200px;
        border: 2px solid var(--primary-purple);
        border-radius: 50%;
        animation: rotate 30s linear infinite;
    }
    
    .partner-item {
        position: absolute;
        background: rgba(107, 70, 193, 0.2);
        padding: 0.5rem 1rem;
        border-radius: 20px;
        color: var(--white);
        font-size: 0.8rem;
        font-weight: 600;
    }
    
    .partner-item:nth-child(1) { top: 0; left: 50%; transform: translateX(-50%); }
    .partner-item:nth-child(2) { top: 50%; right: 0; transform: translateY(-50%); }
    .partner-item:nth-child(3) { bottom: 0; left: 50%; transform: translateX(-50%); }
    .partner-item:nth-child(4) { top: 50%; left: 0; transform: translateY(-50%); }
    
    /* 合作模式样式 */
    .cooperation-models {
        padding: 4rem 0;
        background: rgba(49, 130, 206, 0.1);
    }
    
    .models-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 2rem;
    }
    
    .model-card {
        background: rgba(255, 255, 255, 0.15);
        border: 1px solid rgba(255, 255, 255, 0.3);
        border-radius: 15px;
        padding: 2rem;
        transition: all 0.3s ease;
    }
    
    .model-card:hover {
        transform: translateY(-5px);
        box-shadow: var(--shadow-glow-blue);
    }
    
    .model-icon {
        width: 80px;
        height: 80px;
        margin-bottom: 1.5rem;
        border-radius: 50%;
        background: var(--gradient-secondary);
        display: flex;
        align-items: center;
        justify-content: center;
        position: relative;
    }
    
    .model-card h3 {
        color: var(--white);
        margin-bottom: 1rem;
    }
    
    .model-card p {
        color: var(--gray);
        margin-bottom: 1.5rem;
    }
    
    .model-features {
        list-style: none;
    }
    
    .model-features li {
        color: var(--gray);
        margin-bottom: 0.5rem;
        padding-left: 1.5rem;
        position: relative;
    }
    
    .model-features li::before {
        content: '✓';
        position: absolute;
        left: 0;
        color: var(--primary-blue);
        font-weight: bold;
    }
    
    /* 合作伙伴样式 */
    .partners {
        padding: 4rem 0;
    }
    
    .partners-content {
        display: flex;
        flex-direction: column;
        gap: 3rem;
    }
    
    .partner-category h3 {
        color: var(--white);
        font-size: 1.5rem;
        margin-bottom: 2rem;
        font-family: 'Orbitron', monospace;
    }
    
    .partner-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 2rem;
    }
    
    .partner-item {
        background: rgba(255, 255, 255, 0.15);
        border: 1px solid rgba(255, 255, 255, 0.3);
        border-radius: 15px;
        padding: 2rem;
        transition: all 0.3s ease;
    }
    
    .partner-item:hover {
        transform: translateY(-5px);
        box-shadow: var(--shadow-glow);
    }
    
    .partner-logo {
        background: var(--gradient-primary);
        color: var(--white);
        padding: 1rem;
        border-radius: 10px;
        text-align: center;
        font-weight: 700;
        margin-bottom: 1rem;
    }
    
    .partner-item p {
        color: var(--gray);
        line-height: 1.6;
    }
    
    /* 合作机会样式 */
    .cooperation-opportunities {
        padding: 4rem 0;
        background: rgba(255, 255, 255, 0.08);
        backdrop-filter: blur(10px);
    }
    
    .opportunities-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
        gap: 2rem;
    }
    
    .opportunity-card {
        background: rgba(255, 255, 255, 0.15);
        border: 1px solid rgba(255, 255, 255, 0.3);
        border-radius: 15px;
        padding: 2rem;
        transition: all 0.3s ease;
    }
    
    .opportunity-card:hover {
        transform: translateY(-5px);
        box-shadow: var(--shadow-glow-blue);
    }
    
    .opportunity-icon {
        width: 80px;
        height: 80px;
        margin-bottom: 1.5rem;
        border-radius: 50%;
        background: var(--gradient-secondary);
        display: flex;
        align-items: center;
        justify-content: center;
        position: relative;
    }
    
    .opportunity-card h3 {
        color: var(--white);
        margin-bottom: 1rem;
    }
    
    .opportunity-card p {
        color: var(--gray);
        margin-bottom: 1.5rem;
    }
    
    .opportunity-details h4 {
        color: var(--white);
        margin-bottom: 1rem;
    }
    
    .opportunity-details ul {
        list-style: none;
    }
    
    .opportunity-details li {
        color: var(--gray);
        margin-bottom: 0.5rem;
        padding-left: 1.5rem;
        position: relative;
    }
    
    .opportunity-details li::before {
        content: '•';
        position: absolute;
        left: 0;
        color: var(--primary-blue);
        font-weight: bold;
    }
    
    /* 合作流程样式 */
    .cooperation-process {
        padding: 4rem 0;
    }
    
    /* 联系合作样式 */
    .contact-cooperation {
        padding: 4rem 0;
        background: rgba(255, 255, 255, 0.08);
        backdrop-filter: blur(10px);
    }
    
    .cooperation-form {
        display: flex;
        flex-direction: column;
        gap: 1rem;
    }
    
    /* 响应式调整 */
    @media (max-width: 768px) {
        .industrialization-content,
        .cooperation-content,
        .contact-content,
        .philosophy-content {
            grid-template-columns: 1fr;
            text-align: center;
        }
        
        .process-step {
            flex-direction: column;
            text-align: center;
        }
        
        .partner-grid {
            grid-template-columns: 1fr;
        }
        
        .service-stats {
            grid-template-columns: 1fr;
        }
        
        .services-grid {
            grid-template-columns: 1fr;
            gap: 1.5rem;
            max-width: 100%;
        }
        
        .models-grid {
            grid-template-columns: 1fr;
        }
        
        .opportunities-grid {
            grid-template-columns: 1fr;
        }
    }
} 

/* 价值主张新结构样式 */
.value-proposition {
  margin: 60px 0 40px 0;
}
.value-prop-container {
  background: #fff;
  border-radius: 18px;
  box-shadow: 0 4px 24px 0 rgba(0,30,60,0.08);
  padding: 36px 24px 32px 24px;
  max-width: 1100px;
  margin: 0 auto;
}
.value-prop-header {
  margin-bottom: 28px;
  text-align: left;
}
.value-prop-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: #222;
  line-height: 1.7;
}
.highlight-primary {
  color: #e53935;
  background: linear-gradient(90deg, #e53935 0%, #1976d2 100%);
  padding: 2px 10px;
  border-radius: 8px;
  font-weight: bold;
  font-size: 1.1em;
  margin: 0 4px;
  color: #fff;
}
.highlight-secondary {
  color: #1976d2;
  background: linear-gradient(90deg, #1976d2 0%, #ffd600 100%);
  padding: 2px 10px;
  border-radius: 8px;
  font-weight: bold;
  font-size: 1.1em;
  margin: 0 4px;
  color: #fff;
}
.value-prop-cards {
  display: flex;
  gap: 28px;
  justify-content: space-between;
  flex-wrap: wrap;
}
.value-prop-card {
  flex: 1 1 260px;
  min-width: 240px;
  background: linear-gradient(120deg, #f5f7fa 0%, #e3f2fd 100%);
  border-radius: 14px;
  box-shadow: 0 2px 12px 0 rgba(25, 118, 210, 0.08);
  padding: 28px 20px 22px 20px;
  text-align: left;
  transition: transform 0.2s, box-shadow 0.2s;
  position: relative;
  margin-bottom: 0;
}
.value-prop-card:hover {
  transform: translateY(-6px) scale(1.03);
  box-shadow: 0 8px 32px 0 rgba(25, 118, 210, 0.16);
}
.card-icon {
  font-size: 2.2rem;
  margin-bottom: 12px;
  display: inline-block;
}
.value-prop-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: #0d47a1;
  margin-bottom: 8px;
}
.value-prop-card p {
  font-size: 1rem;
  color: #333;
  margin: 0;
}
@media (max-width: 900px) {
  .value-prop-cards {
    flex-direction: column;
    gap: 18px;
  }
  .value-prop-card {
    min-width: 0;
    width: 100%;
  }
}

/* 产业发展页面响应式设计 */
@media (max-width: 1024px) {
    .digital-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .standards-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .industrialization-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .cooperation-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .partner-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .ecosystem-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .digital-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .standards-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .industrialization-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .cooperation-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .partner-grid {
        grid-template-columns: 1fr;
    }
    
    .ecosystem-grid {
        grid-template-columns: 1fr;
    }
    
    .feature-list {
        grid-template-columns: 1fr;
    }
    
    .standard-features {
        justify-content: center;
    }
    
    .partner-logos {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .card-header {
        padding: 1.5rem;
    }
    
    .card-body {
        padding: 1.5rem;
    }
    
    .text-card {
        padding: 2rem;
    }
    
    .partners-showcase {
        padding: 1.5rem;
    }
    
    .section-header {
        margin-bottom: 3rem;
    }
    
    .section-subtitle {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .digital-card,
    .standard-item,
    .partner-item {
        margin: 0 1rem;
    }
    
    .card-header {
        padding: 1rem;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .text-card {
        padding: 1.5rem;
    }
    
    .partners-showcase {
        padding: 1rem;
    }
    
    .partner-logos {
        grid-template-columns: 1fr;
    }
    
    .feature-badge {
        font-size: 0.8rem;
        padding: 0.4rem 0.8rem;
    }
}

/* 服务概览优化样式 */
.service-overview {
    padding: 5rem 0;
    background: linear-gradient(135deg, rgba(30, 136, 229, 0.05) 0%, rgba(107, 70, 193, 0.05) 100%);
    position: relative;
    overflow: hidden;
}

.service-overview::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 80%, rgba(30, 136, 229, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(107, 70, 193, 0.1) 0%, transparent 50%);
}

.overview-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

.overview-content {
    padding-right: 2rem;
}

.overview-text h2 {
    color: #1E88E5;
    font-size: 2.2rem;
    margin-bottom: 2rem;
    font-family: 'Orbitron', monospace;
    background: linear-gradient(135deg, #1E88E5, #6b46c1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.overview-text p {
    color: #555555;
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.service-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
}

.stat-item {
    text-align: center;
    padding: 1.5rem;
    background: rgba(30, 136, 229, 0.05);
    border-radius: 15px;
    transition: all 0.3s ease;
    border: 1px solid rgba(30, 136, 229, 0.1);
}

.stat-item:hover {
    transform: translateY(-5px);
    background: rgba(30, 136, 229, 0.1);
    box-shadow: 0 10px 30px rgba(30, 136, 229, 0.2);
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 900;
    color: #1E88E5;
    font-family: 'Orbitron', monospace;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1rem;
    color: #666666;
    font-weight: 600;
}

/* 服务概览响应式设计 */
@media (max-width: 1024px) {
    .overview-layout {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .overview-content {
        padding-right: 0;
        text-align: center;
    }
    
    .overview-text h2 {
        font-size: 1.8rem;
    }
    
    .service-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: 1.5rem;
    }
}

@media (max-width: 768px) {
    .service-overview {
        padding: 4rem 0;
    }
    
    .overview-layout {
        gap: 2rem;
    }
    
    .overview-text h2 {
        font-size: 1.6rem;
    }
    
    .overview-text p {
        font-size: 1rem;
    }
    
    .service-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: 1rem;
        padding: 1.5rem;
    }
    
    .stat-item {
        padding: 1rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .stat-label {
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .service-stats {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .stat-item {
        padding: 1.5rem;
    }
    
    .stat-number {
        font-size: 2.2rem;
    }
    
    .stat-label {
        font-size: 1rem;
    }
}

/* 产业核心服务错层流式布局 - 科技感配色与动画 */
.services-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  justify-content: center;
}
.service-card {
  width: calc(33.333% - 1.5rem);
  margin-bottom: 2rem;
  position: relative;
  background: linear-gradient(135deg, #1a237e 0%, #1976d2 60%, #6b46c1 100%);
  border-radius: 20px;
  box-shadow: 0 8px 32px rgba(49,130,206,0.13), 0 0 0 0 rgba(49,130,206,0.18);
  padding: 2.5rem 1.5rem 2rem 1.5rem;
  transition: box-shadow 0.35s cubic-bezier(.4,2,.6,1), transform 0.35s cubic-bezier(.4,2,.6,1);
  display: flex;
  flex-direction: column;
  align-items: center;
  overflow: hidden;
  z-index: 1;
}
.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 60% 20%, rgba(30,136,229,0.12) 0%, transparent 70%),
              radial-gradient(circle at 30% 80%, rgba(107,70,193,0.10) 0%, transparent 70%);
  z-index: 0;
  pointer-events: none;
}
.service-card:hover {
  transform: translateY(-12px) scale(1.035);
  box-shadow: 0 16px 48px 0 rgba(49,130,206,0.22), 0 0 24px 2px #00eaff99;
}
.service-icon {
  width: 64px;
  height: 64px;
  margin-bottom: 1.2rem;
  border-radius: 50%;
  background: linear-gradient(135deg, #00eaff 0%, #1e88e5 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.2rem;
  color: #fff;
  box-shadow: 0 0 24px 0 #00eaff99, 0 4px 16px rgba(30,136,229,0.18);
  animation: iconGlow 2.5s infinite alternate;
  z-index: 1;
}
@keyframes iconGlow {
  0% { box-shadow: 0 0 24px 0 #00eaff99, 0 4px 16px rgba(30,136,229,0.18); }
  100% { box-shadow: 0 0 48px 8px #00eaffcc, 0 8px 32px rgba(30,136,229,0.28); }
}
.service-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.7rem;
  letter-spacing: 1px;
  z-index: 1;
}
.service-description {
  color: #e3e9f7;
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 1.2rem;
  z-index: 1;
}
.service-details, .business-features {
  z-index: 1;
}
.detail-item, .business-features li {
  color: #e3e9f7;
  font-size: 0.98rem;
  margin-bottom: 0.3rem;
  padding-left: 0.8em;
  position: relative;
  z-index: 1;
}
.detail-icon, .business-features li::before {
  color: #00eaff;
  font-size: 1.1em;
  margin-right: 0.3em;
}
.service-contact, .contact-btn {
  z-index: 1;
}
.contact-btn {
  display: inline-block;
  padding: 0.7rem 1.7rem;
  background: linear-gradient(90deg, #00eaff 0%, #1e88e5 100%);
  color: #fff;
  border-radius: 22px;
  font-weight: 700;
  text-decoration: none;
  transition: background 0.3s, transform 0.3s, box-shadow 0.3s;
  font-size: 1.05rem;
  margin-top: 0.7rem;
  box-shadow: 0 2px 12px 0 #00eaff55;
  letter-spacing: 1px;
}
.contact-btn:hover {
  background: linear-gradient(90deg, #1e88e5 0%, #00eaff 100%);
  color: #fff;
  transform: translateY(-2px) scale(1.06);
  box-shadow: 0 8px 32px 0 #00eaff99;
}
@media (max-width: 1024px) {
  .service-card { width: calc(50% - 1.5rem); }
  .service-card:nth-child(2n) { margin-top: 2rem; }
}
@media (max-width: 600px) {
  .service-card { width: 100%; margin-top: 0; }
}

/* 产业核心服务卡片专属小图标 */
.icon-investment::before {
  content: '💰';
  font-size: 2.2rem;
  display: block;
}
.icon-design::before {
  content: '📐';
  font-size: 2.2rem;
  display: block;
}
.icon-construction::before {
  content: '🏗️';
  font-size: 2.2rem;
  display: block;
}
.icon-operation::before {
  content: '📊';
  font-size: 2.2rem;
  display: block;
}
.icon-maintenance::before {
  content: '🔧';
  font-size: 2.2rem;
  display: block;
}

/* 产业发展页面顶部科技感布局 */
.industry-hero {
  background: linear-gradient(135deg, #232b5d 0%, #3a7bd5 100%);
  color: #fff;
  padding: 60px 0 40px 0;
}
.hero-flex {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 3rem;
  flex-wrap: wrap;
}
.hero-info {
  flex: 1 1 350px;
  min-width: 300px;
}
.hero-title { font-size: 2.4rem; font-family: 'Orbitron', monospace; margin-bottom: 0.5rem; }
.hero-subtitle { font-size: 1.2rem; opacity: 0.85; margin-bottom: 1.2rem; }
.hero-slogan { font-size: 1.5rem; font-weight: 700; margin-bottom: 0.5rem; }
.hero-desc { font-size: 1.05rem; margin-bottom: 2rem; }
.hero-stats { display: flex; gap: 2.5rem; margin-bottom: 1.5rem; }
.stat-item { text-align: center; }
.stat-number { font-size: 2.2rem; font-weight: 900; color: #ffe066; text-shadow: 0 0 8px #fff3; }


.stat-label { display: block; font-size: 1rem; margin-top: 0.2rem; }

.hero-ecosystem {
  flex: 1 1 350px;
  min-width: 320px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  height: 340px;
}
.ecosystem-center {
  position: absolute;
  left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  background: #fff;
  color: #232b5d;
  border-radius: 50%;
  width: 140px; height: 140px; /* 圆圈更大 */
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  box-shadow: 0 0 30px #fff6, 0 0 0 8px #3a7bd5cc;
  z-index: 2;
}
.center-icon { font-size: 2.6rem; z-index: 2; }
.center-label { font-size: 1.1rem; font-weight: 700; margin-top: 0.2rem; }
.ecosystem-ring {
  position: absolute;
  left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  width: 320px; height: 320px;
  border-radius: 50%;
  z-index: 1;
}
.ring-item {
  position: absolute;
  width: 110px;
  text-align: center;
  background: rgba(255,255,255,0.12);
  border-radius: 16px;
  padding: 8px 0;
  color: #fff;
  font-weight: 500;
  box-shadow: 0 2px 12px #0002;
  transition: background 0.3s, transform 0.3s;
}
.ring-item:hover { background: #ffe066; color: #232b5d; transform: scale(1.08); }
/* 8等分环形分布 */
.ring-item:nth-child(1) { top: 0; left: 50%; transform: translate(-50%, 0);}
.ring-item:nth-child(2) { top: 18%; left: 85%;}
.ring-item:nth-child(3) { top: 50%; left: 100%; transform: translate(-100%, -50%);}
.ring-item:nth-child(4) { bottom: 18%; left: 85%;}
.ring-item:nth-child(5) { bottom: 0; left: 50%; transform: translate(-50%, 0);}
.ring-item:nth-child(6) { bottom: 18%; left: 15%;}
.ring-item:nth-child(7) { top: 50%; left: 0; transform: translate(0, -50%);}
.ring-item:nth-child(8) { top: 18%; left: 15%;}

@media (max-width: 900px) {
  .hero-flex { flex-direction: column; align-items: stretch; }
  .hero-ecosystem { margin-top: 2.5rem; height: 320px; }
}
@media (max-width: 600px) {
  .ecosystem-ring { width: 220px; height: 220px; }
  .ecosystem-center { width: 60px; height: 60px; font-size: 1.2rem; }
  .ring-item { width: 70px; font-size: 0.9rem; padding: 5px 0; }
}

.curved-text {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 90px;
  height: 90px;
  transform: translate(-55%, -50%);
  pointer-events: none;
}

.curved-text span {
  position: absolute;
  left: 50%; top: 50%;
  transform-origin: 0 0;
  font-size: 1.08rem;
  color: #232b5d;
  font-weight: 700;
  letter-spacing: 0.1em;
}

/* 5个字，分布在内弧，半径60px，角度 -90, -45, 0, 45, 90 */
.curved-text span:nth-child(1) { transform: rotate(-90deg) translateY(-55px) rotate(90deg);}
.curved-text span:nth-child(2) { transform: rotate(-45deg) translateY(-55px) rotate(45deg);}
.curved-text span:nth-child(3) { transform: rotate(0deg) translateY(-55px) rotate(0deg);}
.curved-text span:nth-child(4) { transform: rotate(45deg) translateY(-55px) rotate(-45deg);}
.curved-text span:nth-child(5) { transform: rotate(90deg) translateY(-55px) rotate(-90deg);}

.ecosystem-center {
  width: 90px;
  height: 90px;
}

.curved-text {
  width: 90px;
  height: 90px;
}

.curved-text span {
  font-size: 0.92rem;
}

/* 5个字，紧贴内壁，半径38px */
.curved-text span:nth-child(1) { transform: rotate(-90deg) translateY(-38px) rotate(90deg);}
.curved-text span:nth-child(2) { transform: rotate(-45deg) translateY(-38px) rotate(45deg);}
.curved-text span:nth-child(3) { transform: rotate(0deg) translateY(-38px) rotate(0deg);}
.curved-text span:nth-child(4) { transform: rotate(45deg) translateY(-38px) rotate(-45deg);}
.curved-text span:nth-child(5) { transform: rotate(90deg) translateY(-38px) rotate(-90deg);}

/* 5个字，分布在更圆的内弧，半径40px，角度 -120, -60, 0, 60, 120 */
.curved-text span:nth-child(1) { transform: rotate(-120deg) translateY(-40px) rotate(120deg);}
.curved-text span:nth-child(2) { transform: rotate(-60deg) translateY(-40px) rotate(60deg);}
.curved-text span:nth-child(3) { transform: rotate(0deg) translateY(-40px) rotate(0deg);}
.curved-text span:nth-child(4) { transform: rotate(60deg) translateY(-40px) rotate(-60deg);}
.curved-text span:nth-child(5) { transform: rotate(120deg) translateY(-40px) rotate(-120deg);}

/* 5个字，分布在180度内弧，半径40px，角度 -90, -45, 0, 45, 90 */
.curved-text span:nth-child(1) { transform: rotate(-90deg) translateY(-40px) rotate(90deg);}
.curved-text span:nth-child(2) { transform: rotate(-45deg) translateY(-40px) rotate(45deg);}
.curved-text span:nth-child(3) { transform: rotate(0deg) translateY(-40px) rotate(0deg);}
.curved-text span:nth-child(4) { transform: rotate(45deg) translateY(-40px) rotate(-45deg);}
.curved-text span:nth-child(5) { transform: rotate(90deg) translateY(-40px) rotate(-90deg);}

.curved-text span {
  font-size: 0.88rem;
}

.curved-text span:nth-child(1) { transform: rotate(-90deg) translateY(-44px) rotate(90deg);}
.curved-text span:nth-child(2) { transform: rotate(-45deg) translateY(-44px) rotate(45deg);}
.curved-text span:nth-child(3) { transform: rotate(0deg) translateY(-44px) rotate(0deg);}
.curved-text span:nth-child(4) { transform: rotate(45deg) translateY(-44px) rotate(-45deg);}
.curved-text span:nth-child(5) { transform: rotate(90deg) translateY(-44px) rotate(-90deg);}

.curved-text span {
  font-size: 0.80rem;
  letter-spacing: 0.05em;
}

.curved-text span:nth-child(1) { transform: rotate(-90deg) translateY(-47px) rotate(90deg);}
.curved-text span:nth-child(2) { transform: rotate(-45deg) translateY(-47px) rotate(45deg);}
.curved-text span:nth-child(3) { transform: rotate(0deg) translateY(-47px) rotate(0deg);}
.curved-text span:nth-child(4) { transform: rotate(45deg) translateY(-47px) rotate(-45deg);}
.curved-text span:nth-child(5) { transform: rotate(90deg) translateY(-47px) rotate(-90deg);}

.curved-text span {
  font-size: 0.76rem;
  letter-spacing: 0.04em;
}

.curved-text span:nth-child(1) { transform: rotate(-90deg) translateY(-53px) rotate(90deg);}
.curved-text span:nth-child(2) { transform: rotate(-45deg) translateY(-53px) rotate(45deg);}
.curved-text span:nth-child(3) { transform: rotate(0deg) translateY(-53px) rotate(0deg);}
.curved-text span:nth-child(4) { transform: rotate(45deg) translateY(-53px) rotate(-45deg);}
.curved-text span:nth-child(5) { transform: rotate(90deg) translateY(-53px) rotate(-90deg);}

.curved-text span {
  font-size: 0.70rem;
  letter-spacing: 0.03em;
}

.curved-text span:nth-child(1) { transform: rotate(-90deg) translateY(-32px) rotate(90deg);}
.curved-text span:nth-child(2) { transform: rotate(-45deg) translateY(-32px) rotate(45deg);}
.curved-text span:nth-child(3) { transform: rotate(0deg) translateY(-32px) rotate(0deg);}
.curved-text span:nth-child(4) { transform: rotate(45deg) translateY(-32px) rotate(-45deg);}
.curved-text span:nth-child(5) { transform: rotate(90deg) translateY(-32px) rotate(-90deg);}

.curved-text span:nth-child(1) { transform: rotate(-90deg) translateY(-33px) rotate(90deg);}
.curved-text span:nth-child(2) { transform: rotate(-45deg) translateY(-33px) rotate(45deg);}
.curved-text span:nth-child(3) { transform: rotate(0deg) translateY(-33px) rotate(0deg);}
.curved-text span:nth-child(4) { transform: rotate(45deg) translateY(-33px) rotate(-45deg);}
.curved-text span:nth-child(5) { transform: rotate(90deg) translateY(-33px) rotate(-90deg);}

.curved-text span:nth-child(1) { transform: rotate(-90deg) translateY(-36px) rotate(90deg);}
.curved-text span:nth-child(2) { transform: rotate(-45deg) translateY(-36px) rotate(45deg);}
.curved-text span:nth-child(3) { transform: rotate(0deg) translateY(-36px) rotate(0deg);}
.curved-text span:nth-child(4) { transform: rotate(45deg) translateY(-36px) rotate(-45deg);}
.curved-text span:nth-child(5) { transform: rotate(90deg) translateY(-36px) rotate(-90deg);}

/* 行业经验、成功项目、合作伙伴数字高亮 */
.hero-stats .stat-number {
  background: none;
  color: #ffffff !important;
  font-size: 2.2rem;
  font-weight: 900;
  text-shadow: 0 2px 8px #3182ce33;
  letter-spacing: 0.02em;
  border-radius: 0;
  padding: 0;
  display: inline-block;
}

.hero-stats .stat-label {
  color: #232b5d;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  margin-top: 0.2rem;
}

.hero-stats .stat-number {
  background: linear-gradient(135deg, #3182ce, #1e40af);
  color: #ffffff !important;
  border-radius: 1.2em;
  padding: 0.15em 0.6em;
  font-size: 1.25rem;
  font-weight: 900;
  display: inline-block;
  box-shadow: 0 4px 20px rgba(49, 130, 206, 0.4), 0 0 0 2px rgba(255, 255, 255, 0.1);
  letter-spacing: 0.02em;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
  animation: numberGlow 2s ease-in-out infinite alternate;
}

.cooperation-hero {
  position: relative;
  background: linear-gradient(135deg, #1e3a8a 0%, #3730a3 50%, #7c3aed 100%);
  color: #fff;
  padding: 120px 0 80px 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.hero-particles {
  position: absolute;
  width: 100%;
  height: 100%;
  background-image: 
    radial-gradient(circle at 20% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 40% 40%, rgba(255, 255, 255, 0.05) 0%, transparent 50%);
  animation: particleFloat 20s ease-in-out infinite;
  z-index: 0;
}

.hero-gradient {
  position: absolute;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, 
    rgba(30, 58, 138, 0.9) 0%, 
    rgba(55, 48, 163, 0.8) 50%, 
    rgba(124, 58, 237, 0.9) 100%);
  z-index: 0;
}

@keyframes particleFloat {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(180deg); }
}

@keyframes numberGlow {
  0% {
    box-shadow: 0 4px 20px rgba(49, 130, 206, 0.4), 0 0 0 2px rgba(255, 255, 255, 0.1);
    transform: scale(1);
  }
  100% {
    box-shadow: 0 6px 30px rgba(49, 130, 206, 0.6), 0 0 0 3px rgba(255, 255, 255, 0.2);
    transform: scale(1.05);
  }
}

.hero-content {
  position: relative;
  z-index: 15;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.hero-text {
  text-align: left;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 900;
  margin-bottom: 1.5rem;
  line-height: 1.2;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.title-line {
  background: linear-gradient(135deg, #ffffff, #e0e7ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: titleGlow 3s ease-in-out infinite;
}

.title-accent {
  background: linear-gradient(135deg, #fbbf24, #f59e0b);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-size: 2.5rem;
  font-weight: 700;
}

@keyframes titleGlow {
  0%, 100% { filter: brightness(1); }
  50% { filter: brightness(1.2); }
}

.hero-subtitle {
  font-size: 1.4rem;
  margin-bottom: 1.5rem;
  opacity: 0.95;
  line-height: 1.6;
}

.hero-description {
  margin-bottom: 2.5rem;
}

.hero-description p {
  font-size: 1.1rem;
  line-height: 1.7;
  opacity: 0.9;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 1rem 2rem;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.1rem;
  transition: all 0.3s ease;
  border: 2px solid transparent;
  cursor: pointer;
}

.btn-primary {
  background: linear-gradient(135deg, #fbbf24, #f59e0b);
  color: #1f2937;
  box-shadow: 0 8px 25px rgba(251, 191, 36, 0.3);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 35px rgba(251, 191, 36, 0.4);
}

.btn-secondary {
  background: transparent;
  color: #ffffff;
  border-color: #ffffff;
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-3px);
}

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

.stats-container {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border-radius: 20px;
  padding: 2rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-stats {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 1.5rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 15px;
  transition: all 0.3s ease;
}

.stat-item:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-5px);
}

.stat-circle {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: linear-gradient(135deg, #3182ce, #1e40af);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  box-shadow: 0 8px 25px rgba(49, 130, 206, 0.4), 0 0 0 3px rgba(255, 255, 255, 0.1);
  animation: pulse 2s ease-in-out infinite;
  position: relative;
  z-index: 5;
}

.stat-circle::before {
  content: '';
  position: absolute;
  top: -3px;
  left: -3px;
  right: -3px;
  bottom: -3px;
  border-radius: 50%;
  background: linear-gradient(135deg, #60a5fa, #3b82f6);
  z-index: -1;
  opacity: 0.3;
  animation: pulse 2s ease-in-out infinite reverse;
}

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

.stat-number {
  font-size: 1.1rem;
  font-weight: 900;
  color: #ffffff !important;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
  animation: numberGlow 2s ease-in-out infinite alternate;
  position: relative;
  z-index: 10;
}

.stat-label {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: #ffffff;
}

.stat-desc {
  font-size: 0.9rem;
  opacity: 0.8;
  color: #e0e7ff;
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  z-index: 2;
  animation: bounce 2s ease-in-out infinite;
}

.scroll-arrow {
  width: 2px;
  height: 30px;
  background: linear-gradient(to bottom, #ffffff, transparent);
  position: relative;
}

.scroll-arrow::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-top: 8px solid #ffffff;
}

.scroll-text {
  font-size: 0.9rem;
  opacity: 0.8;
  color: #e0e7ff;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
  40% { transform: translateX(-50%) translateY(-10px); }
  60% { transform: translateX(-50%) translateY(-5px); }
}
.cooperation-hero .hero-title { 
  font-size: 2.6rem; 
  font-weight: 900; 
  letter-spacing: 0.1em; 
  color: #fff;
}
.cooperation-hero .hero-subtitle { 
  font-size: 1.2rem; 
  margin-top: 1.2rem; 
  opacity: 0.92; 
  color: #fff;
}

.modes-grid {
  display: flex;
  gap: 2rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 2.5rem;
}
.mode-card {
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 4px 24px #3182ce22;
  padding: 2rem 1.5rem;
  width: 240px;
  text-align: center;
  transition: box-shadow 0.3s, transform 0.3s;
}
.mode-card:hover {
  box-shadow: 0 8px 32px #6b46c144;
  transform: translateY(-8px) scale(1.04);
}
.mode-icon { font-size: 2.2rem; margin-bottom: 0.8rem; }

.partners-logos {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 2rem;
}
.partners-logos img {
  width: 90px; height: 48px; object-fit: contain; background: #fff; border-radius: 8px; box-shadow: 0 2px 8px #3182ce11;
}

.cooperation-contact {
  background: #f7faff;
  padding: 2.5rem 0 2rem 0;
  text-align: center;
}
.contact-info { font-size: 1.08rem; color: #232b5d; margin-bottom: 1.2rem; }

.footer-qrcode {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: 0.5em;
}
.qrcode-img {
  width: 90px;
  height: 90px;
  border-radius: 12px;
  box-shadow: 0 2px 12px #3182ce22;
  margin-bottom: 0.3em;
  background: #fff;
  object-fit: cover;
}
.qrcode-label {
  font-size: 0.98rem;
  color: #232b5d;
  font-weight: 600;
  margin-top: 0.1em;
}
@media (max-width: 600px) {
  .qrcode-img { width: 70px; height: 70px; }
}

/* 合作页面响应式样式 */
@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    gap: 3rem;
    text-align: center;
  }
  
  .hero-text {
    text-align: center;
  }
  
  .hero-title {
    font-size: 3rem;
  }
  
  .title-accent {
    font-size: 2rem;
  }
  
  .stats-container {
    max-width: 500px;
    margin: 0 auto;
  }
  
  .hero-stats {
    flex-direction: row;
    justify-content: center;
    gap: 1.5rem;
  }
  
  .stat-item {
    flex: 1;
    min-width: 120px;
  }
}

@media (max-width: 768px) {
  .cooperation-hero {
    padding: 100px 0 60px 0;
    min-height: 90vh;
  }
  
  .hero-content {
    padding: 0 1rem;
    gap: 2rem;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .title-accent {
    font-size: 1.8rem;
  }
  
  .hero-subtitle {
    font-size: 1.2rem;
  }
  
  .hero-description p {
    font-size: 1rem;
  }
  
  .hero-actions {
    justify-content: center;
  }
  
  .btn {
    padding: 0.8rem 1.5rem;
    font-size: 1rem;
  }
  
  .stats-container {
    padding: 1.5rem;
  }
  
  .hero-stats {
    flex-direction: column;
    gap: 1rem;
  }
  
  .stat-item {
    padding: 1rem;
  }
  
  .stat-circle {
    width: 60px;
    height: 60px;
  }
  
  .stat-number {
    font-size: 1.4rem;
  }
  
  .stat-label {
    font-size: 1rem;
  }
  
  .stat-desc {
    font-size: 0.8rem;
  }
  
  .modes-grid {
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
  }
  
  .mode-card {
    width: 90%;
    max-width: 300px;
  }
  
  .mode-card h3 {
    font-size: 1.2rem;
  }
  
  .mode-card p {
    font-size: 0.95rem;
  }
}

@media (max-width: 480px) {
  .cooperation-hero .hero-title {
    font-size: 1.8rem;
    color: #fff;
  }
  .cooperation-hero .hero-subtitle {
    font-size: 0.9rem;
    color: #fff;
  }
  
  .mode-card {
    width: 95%;
    padding: 1.5rem 1rem;
  }
  
  .mode-card h3 {
    font-size: 1.1rem;
  }
  
  .mode-card p {
    font-size: 0.9rem;
  }
  
  .mode-icon {
    font-size: 1.8rem;
  }
}

.rocket-animate {
  display: inline-flex;
  align-items: center;
  opacity: 0;
  transform: translateX(-60px) scale(0.9) rotate(-8deg);
  animation: rocketIn 1.2s cubic-bezier(.68,-0.55,.27,1.55) 0.2s forwards;
  margin-left: 0.9em;
}
.rocket-icon {
  font-size: 1.2em;
  margin-right: 0.3em;
  animation: rocketShake 1.2s 0.2s;
}
.rocket-text {
  font-size: 1.08rem;
  font-weight: 700;
  color: #232b5d;
}
@keyframes rocketIn {
  0% {
    opacity: 0;
    transform: translateX(-60px) scale(0.9) rotate(-8deg);
  }
  60% {
    opacity: 1;
    transform: translateX(10px) scale(1.05) rotate(2deg);
  }
  80% {
    transform: translateX(-2px) scale(1.01) rotate(-2deg);
  }
  100% {
    opacity: 1;
    transform: translateX(0) scale(1) rotate(0);
  }
}
@keyframes rocketShake {
  0% { transform: translateY(0);}
  20% { transform: translateY(-6px) rotate(-10deg);}
  40% { transform: translateY(2px) rotate(8deg);}
  60% { transform: translateY(-2px) rotate(-6deg);}
  80% { transform: translateY(1px) rotate(4deg);}
  100% { transform: translateY(0) rotate(0);}
}

/* 新数字化生态卡片式布局 */
.digital-ecosystem-new {
  text-align: center;
  margin: 40px 0;
}
.ecosystem-title {
  font-size: 2rem;
  font-weight: 900;
  margin-bottom: 24px;
  color: #3182ce;
  letter-spacing: 0.2em;
}
.ecosystem-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  max-width: 900px;
  margin: 0 auto;
}
.ecosystem-card {
  background: #f5f8ff;
  border-radius: 16px;
  box-shadow: 0 2px 12px #3182ce22;
  padding: 32px 0 24px 0;
  font-size: 1.15rem;
  font-weight: 600;
  color: #232b5d;
  transition: box-shadow 0.3s, transform 0.3s;
}
.ecosystem-card:hover {
  box-shadow: 0 6px 24px #3182ce44;
  transform: translateY(-4px) scale(1.03);
}
@media (max-width: 900px) {
  .ecosystem-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .ecosystem-grid { grid-template-columns: 1fr; }
  .ecosystem-card { font-size: 1rem; padding: 20px 0 16px 0; }
}

/* 合作页面头部标题加大字号 */
.cooperation-hero .hero-title {
  font-size: 3rem;
}
.cooperation-hero .hero-subtitle {
  font-size: 1.6rem;
}
@media (max-width: 600px) {
  .cooperation-hero .hero-title {
    font-size: 2.2rem;
  }
  .cooperation-hero .hero-subtitle {
    font-size: 1.15rem;
  }
}

/* 合作优势样式 */
.cooperation-advantages {
  padding: 80px 0;
  background: linear-gradient(135deg, #f8faff 0%, #e8f4ff 100%);
}

.advantages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.advantage-card {
  background: #fff;
  border-radius: 20px;
  padding: 2.5rem 2rem;
  box-shadow: 0 8px 32px rgba(49, 130, 206, 0.1);
  transition: all 0.3s ease;
  border: 1px solid rgba(49, 130, 206, 0.1);
}

.advantage-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 16px 48px rgba(49, 130, 206, 0.2);
  border-color: rgba(49, 130, 206, 0.3);
}

.advantage-icon {
  font-size: 3rem;
  margin-bottom: 1.5rem;
  display: block;
}

.advantage-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: #232b5d;
  margin-bottom: 1rem;
}

.advantage-card p {
  color: #666;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

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

.advantage-features li {
  padding: 0.5rem 0;
  color: #555;
  position: relative;
  padding-left: 1.5rem;
}

.advantage-features li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: #3182ce;
  font-weight: bold;
}

/* 合作模式卡片增强样式 */
.mode-details {
  margin-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.mode-tag {
  background: linear-gradient(135deg, #3182ce, #6b46c1);
  color: white;
  padding: 0.3rem 0.8rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 500;
}

/* 合作伙伴展示样式 */
.partners-showcase {
  padding: 80px 0;
  background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.partners-ring-container {
  position: relative;
  width: 100%;
  height: 600px;
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 2rem auto;
  overflow: hidden;
}

.partners-ring {
  position: relative;
  width: 500px;
  height: 500px;
  border-radius: 50%;
}

.partner-item {
  position: absolute;
  width: 120px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  transform-origin: 250px 250px;
  transform: rotate(var(--angle)) translateX(200px) rotate(calc(-1 * var(--angle)));
  transition: all 0.3s ease;
  z-index: 1;
}

.partner-item:hover {
  transform: rotate(var(--angle)) translateX(220px) rotate(calc(-1 * var(--angle))) scale(1.1);
  z-index: 10;
}

.partner-logo {
  background: #fff;
  padding: 0.8rem 1.2rem;
  border-radius: 30px;
  text-align: center;
  font-weight: 600;
  font-size: 0.9rem;
  color: #374151;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  transition: all 0.3s ease;
  border: 2px solid transparent;
  white-space: nowrap;
  min-width: 100px;
}

.partner-item.government .partner-logo {
  background: linear-gradient(135deg, #3b82f6, #1d4ed8);
  color: #fff;
  border-color: #1e40af;
}

.partner-item.enterprise .partner-logo {
  background: linear-gradient(135deg, #10b981, #059669);
  color: #fff;
  border-color: #047857;
}

.partner-item.tech .partner-logo {
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: #fff;
  border-color: #b45309;
}

.partner-item:hover .partner-logo {
  transform: scale(1.05);
  box-shadow: 0 10px 25px -3px rgba(0, 0, 0, 0.2), 0 4px 6px -2px rgba(0, 0, 0, 0.1);
}

.partners-center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 150px;
  height: 150px;
  background: linear-gradient(135deg, #1e293b, #334155);
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  border: 4px solid #fff;
  z-index: 5;
  /* 确保完美居中 */
  margin: 0;
  padding: 0;
}

.center-icon {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
  /* 确保图标完美居中 */
  display: block;
  text-align: center;
  /* 添加图标阴影 */
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.center-text {
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
  text-align: center;
  /* 确保文字完美居中 */
  margin: 0;
  padding: 0;
  line-height: 1.2;
  /* 添加文字阴影提高可读性 */
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

/* 备用网格布局样式 */
.partners-fallback {
  margin-top: 2rem;
}

.partners-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.partner-category h4 {
  font-size: 1.3rem;
  font-weight: 700;
  color: #232b5d;
  margin-bottom: 1.5rem;
  text-align: center;
  position: relative;
}

.partner-category h4::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: linear-gradient(135deg, #3182ce, #6b46c1);
  border-radius: 2px;
}

.partner-logos {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1rem;
}

.partner-logos .partner-logo {
  background: #f8faff;
  border: 2px solid #e8f4ff;
  border-radius: 12px;
  padding: 1rem;
  text-align: center;
  font-weight: 600;
  color: #232b5d;
  transition: all 0.3s ease;
  cursor: pointer;
}

.partner-logos .partner-logo:hover {
  background: linear-gradient(135deg, #3182ce, #6b46c1);
  color: white;
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(49, 130, 206, 0.3);
}

/* 合作流程样式 */
.cooperation-process {
  padding: 80px 0;
  background: linear-gradient(135deg, #f0f8ff 0%, #e6f3ff 100%);
}

.process-steps {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-top: 3rem;
  position: relative;
  max-width: 1000px;
  margin-left: auto;
  margin-right: auto;
}

.process-steps::before {
  content: '';
  position: absolute;
  top: 40px;
  left: 50px;
  right: 50px;
  height: 3px;
  background: linear-gradient(90deg, #3182ce, #6b46c1);
  z-index: 1;
}

.process-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
  z-index: 2;
  flex: 1;
}

.step-number {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, #3182ce, #6b46c1);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 900;
  margin-bottom: 1.5rem;
  box-shadow: 0 8px 24px rgba(49, 130, 206, 0.3);
  transition: all 0.3s ease;
}

.process-step:hover .step-number {
  transform: scale(1.1);
  box-shadow: 0 12px 32px rgba(49, 130, 206, 0.4);
}

.step-content {
  max-width: 180px;
}

.step-content h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: #232b5d;
  margin-bottom: 0.5rem;
}

.step-content p {
  font-size: 0.9rem;
  color: #666;
  line-height: 1.4;
}

/* 合作机会样式 */
.cooperation-opportunities {
  padding: 80px 0;
  background: #fff;
}

.opportunities-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.opportunity-card {
  background: #fff;
  border-radius: 20px;
  padding: 2.5rem 2rem;
  box-shadow: 0 8px 32px rgba(49, 130, 206, 0.1);
  transition: all 0.3s ease;
  border: 1px solid rgba(49, 130, 206, 0.1);
  position: relative;
  overflow: hidden;
}

.opportunity-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(135deg, #3182ce, #6b46c1);
}

.opportunity-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 16px 48px rgba(49, 130, 206, 0.2);
}

.opportunity-icon {
  font-size: 3rem;
  margin-bottom: 1.5rem;
  display: block;
}

.opportunity-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: #232b5d;
  margin-bottom: 1rem;
}

.opportunity-card p {
  color: #666;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.opportunity-details h4 {
  font-size: 1.1rem;
  font-weight: 600;
  color: #232b5d;
  margin-bottom: 1rem;
}

.opportunity-details ul {
  list-style: none;
  padding: 0;
}

.opportunity-details li {
  padding: 0.4rem 0;
  color: #555;
  position: relative;
  padding-left: 1.2rem;
}

.opportunity-details li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: #3182ce;
  font-weight: bold;
  font-size: 1.2rem;
}

/* 联系合作样式 */
.contact-cooperation {
  padding: 80px 0;
  background: linear-gradient(135deg, #f8faff 0%, #e8f4ff 100%);
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  margin-top: 3rem;
  align-items: start;
}

.contact-info h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: #232b5d;
  margin-bottom: 2rem;
}

.contact-item {
  display: flex;
  margin-bottom: 1.5rem;
  align-items: flex-start;
}

.contact-label {
  font-weight: 600;
  color: #232b5d;
  min-width: 80px;
  margin-right: 1rem;
}

.contact-value {
  color: #666;
  flex: 1;
}

.cooperation-form h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: #232b5d;
  margin-bottom: 2rem;
}

.service-form {
  background: #fff;
  padding: 2rem;
  border-radius: 16px;
  box-shadow: 0 8px 32px rgba(49, 130, 206, 0.1);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 1rem;
  border: 2px solid #e8f4ff;
  border-radius: 8px;
  font-size: 1rem;
  transition: all 0.3s ease;
  background: #f8faff;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: #3182ce;
  background: #fff;
  box-shadow: 0 0 0 3px rgba(49, 130, 206, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: #999;
}

.submit-btn {
  background: linear-gradient(135deg, #3182ce, #6b46c1);
  color: white;
  border: none;
  padding: 1rem 2rem;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  width: 100%;
}

.submit-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(49, 130, 206, 0.3);
}

/* 响应式设计 */
@media (max-width: 1024px) {
  .advantages-grid,
  .opportunities-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  }
  
  .process-steps {
    flex-direction: column;
    align-items: center;
    gap: 2rem;
  }
  
  .process-steps::before {
    display: none;
  }
  
  .contact-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  .advantages-grid,
  .opportunities-grid {
    grid-template-columns: 1fr;
  }
  
  .partner-logos {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .advantage-card,
  .opportunity-card {
    padding: 2rem 1.5rem;
  }
  
  .advantage-icon,
  .opportunity-icon {
    font-size: 2.5rem;
  }
  
  .step-number {
    width: 60px;
    height: 60px;
    font-size: 1.2rem;
  }
  
  .step-content {
    max-width: 150px;
  }
  
  .step-content h3 {
    font-size: 1rem;
  }
  
  .step-content p {
    font-size: 0.85rem;
  }
  
  .partners-ring-container {
    height: 400px;
  }
  
  .partners-ring {
    width: 350px;
    height: 350px;
  }
  
  .partner-item {
    width: 100px;
    height: 50px;
    transform-origin: 175px 175px;
    transform: rotate(var(--angle)) translateX(140px) rotate(calc(-1 * var(--angle)));
  }
  
  .partner-item:hover {
    transform: rotate(var(--angle)) translateX(160px) rotate(calc(-1 * var(--angle))) scale(1.1);
  }
  
  .partner-logo {
    padding: 0.6rem 1rem;
    font-size: 0.8rem;
    min-width: 80px;
  }
  
  .partners-center {
    width: 120px;
    height: 120px;
    /* 确保响应式下也完美居中 */
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
  }
  
  .center-icon {
    font-size: 2rem;
    /* 确保响应式下图标也完美居中 */
    display: block;
    text-align: center;
  }
  
  .center-text {
    font-size: 1rem;
    /* 确保响应式下文字也完美居中 */
    text-align: center;
    line-height: 1.2;
  }
}

@media (max-width: 480px) {
  .partner-logos {
    grid-template-columns: 1fr;
  }
  
  .advantage-card,
  .opportunity-card {
    padding: 1.5rem 1rem;
  }
  
  .advantage-icon,
  .opportunity-icon {
    font-size: 2rem;
  }
  
  .step-number {
    width: 50px;
    height: 50px;
    font-size: 1rem;
  }
  
  .step-content {
    max-width: 120px;
  }
  
  .step-content h3 {
    font-size: 0.9rem;
  }
  
  .step-content p {
    font-size: 0.8rem;
  }
  
  .partners-ring-container {
    height: 300px;
  }
  
  .partners-ring {
    width: 280px;
    height: 280px;
  }
  
  .partner-item {
    width: 80px;
    height: 40px;
    transform-origin: 140px 140px;
    transform: rotate(var(--angle)) translateX(110px) rotate(calc(-1 * var(--angle)));
  }
  
  .partner-item:hover {
    transform: rotate(var(--angle)) translateX(130px) rotate(calc(-1 * var(--angle))) scale(1.1);
  }
  
  .partner-logo {
    padding: 0.4rem 0.8rem;
    font-size: 0.7rem;
    min-width: 60px;
  }
  
  .partners-center {
    width: 100px;
    height: 100px;
    /* 确保响应式下也完美居中 */
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
  }
  
  .center-icon {
    font-size: 1.5rem;
    /* 确保响应式下图标也完美居中 */
    display: block;
    text-align: center;
  }
  
  .center-text {
    font-size: 0.9rem;
    /* 确保响应式下文字也完美居中 */
    text-align: center;
    line-height: 1.2;
  }
}

@media (max-width: 600px) {
  .cooperation-hero .hero-title {
    font-size: 2.2rem;
  }
  .cooperation-hero .hero-subtitle {
    font-size: 1.15rem;
  }
}

/* 新闻动态样式 */
.news-section {
  padding: 80px 0;
  background: var(--white);
}

.news-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 3rem;
}

.news-controls {
  display: flex;
  gap: 1rem;
}

.news-nav-btn {
  width: 50px;
  height: 50px;
  border: none;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-red), var(--secondary-red));
  color: white;
  font-size: 1.2rem;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 15px rgba(220, 38, 38, 0.3);
}

.news-nav-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 20px rgba(220, 38, 38, 0.4);
}

.news-nav-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.news-container {
  position: relative;
  overflow: hidden;
  padding: 0 20px;
  /* 移动端触摸滑动优化 */
  -webkit-overflow-scrolling: touch;
  scroll-behavior: smooth;
}

.news-scroll {
  display: flex;
  gap: 2rem;
  transition: transform 0.5s ease;
  padding: 1rem 0;
  /* 移动端滑动优化 */
  scroll-snap-type: x mandatory;
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  touch-action: pan-x;
  overscroll-behavior: contain;
  /* 隐藏滚动条但保持功能 */
  scrollbar-width: none; /* Firefox */
  -ms-overflow-style: none; /* IE and Edge */
}

.news-scroll::-webkit-scrollbar {
  display: none; /* Chrome, Safari and Opera */
}

.news-card {
  min-width: 350px;
  background: white;
  border-radius: 16px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  overflow: hidden;
  cursor: pointer;
  transition: all 0.3s ease;
  border: 1px solid rgba(0, 0, 0, 0.05);
  /* 移动端滑动优化 */
  scroll-snap-align: start;
  flex-shrink: 0;
  touch-action: pan-x;
  -webkit-tap-highlight-color: transparent;
}

.news-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.15);
}

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

.news-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

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

.news-category {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: linear-gradient(135deg, var(--primary-red), var(--secondary-red));
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  box-shadow: 0 2px 8px rgba(49, 130, 206, 0.3);
}

.news-content {
  padding: 1.5rem;
}

.news-content h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: #1a202c;
  margin-bottom: 0.8rem;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-content p {
  color: #4a5568;
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 1rem;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: #718096;
}

.news-date {
  color: #3182ce;
  font-weight: 600;
}

.news-views {
  color: #a0aec0;
}

/* 新闻模态框样式 */
.news-modal {
  display: none;
  position: fixed;
  z-index: 2000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(5px);
}

.news-modal-content {
  position: relative;
  background-color: white;
  margin: 5% auto;
  padding: 0;
  border-radius: 16px;
  width: 90%;
  max-width: 800px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.news-modal-close {
  position: absolute;
  top: 1rem;
  right: 1.5rem;
  color: #aaa;
  font-size: 2rem;
  font-weight: bold;
  cursor: pointer;
  z-index: 2001;
  transition: color 0.3s ease;
}

.news-modal-close:hover {
  color: #000;
}

#newsModalContent {
  padding: 2rem;
}

.news-detail-header {
  margin-bottom: 2rem;
}

.news-detail-category {
  display: inline-block;
  background: linear-gradient(135deg, #3182ce, #6b46c1);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.news-detail-title {
  font-size: 2rem;
  font-weight: 700;
  color: #1a202c;
  margin-bottom: 1rem;
  line-height: 1.3;
}

.news-detail-meta {
  display: flex;
  gap: 2rem;
  color: #718096;
  font-size: 0.9rem;
  margin-bottom: 2rem;
}

.news-detail-image {
  width: 100%;
  height: 400px;
  object-fit: cover;
  border-radius: 12px;
  margin-bottom: 2rem;
}

.news-detail-content {
  font-size: 1.1rem;
  line-height: 1.8;
  color: #2d3748;
}

.news-detail-content p {
  margin-bottom: 1.5rem;
}

.news-detail-content h2,
.news-detail-content h3 {
  color: #1a202c;
  margin: 2rem 0 1rem 0;
}

.news-detail-content ul,
.news-detail-content ol {
  margin: 1rem 0;
  padding-left: 2rem;
}

.news-detail-content li {
  margin-bottom: 0.5rem;
}

/* 响应式设计 */
@media (max-width: 1024px) {
  .news-card {
    min-width: 300px;
  }
  
  .news-header {
    flex-direction: column;
    gap: 1.5rem;
    align-items: flex-start;
  }
}

@media (max-width: 768px) {
  .news-section {
    padding: 60px 0;
  }
  
  .news-container {
    padding: 0 10px;
  }
  
  .news-scroll {
    gap: 1rem;
    padding: 0.5rem 0;
  }
  
  .news-card {
    min-width: 280px;
    /* 移动端触摸优化 */
    touch-action: pan-x;
    -webkit-tap-highlight-color: transparent;
  }
  
  .news-content h3 {
    font-size: 1.1rem;
  }
  
  .news-content p {
    font-size: 0.9rem;
  }
  
  .news-modal-content {
    width: 95%;
    margin: 10% auto;
  }
  
  .news-detail-title {
    font-size: 1.5rem;
  }
  
  .news-detail-content {
    font-size: 1rem;
  }
  
  /* 移动端导航按钮优化 */
  .news-controls {
    gap: 0.5rem;
  }
  
  .news-nav-btn {
    width: 45px;
    height: 45px;
    font-size: 1.1rem;
  }
}

@media (max-width: 480px) {
  .news-card {
    min-width: 260px;
    /* 小屏幕触摸优化 */
    touch-action: pan-x;
    -webkit-tap-highlight-color: transparent;
  }
  
  .news-content {
    padding: 1rem;
  }
  
  .news-content h3 {
    font-size: 1rem;
  }
  
  .news-content p {
    font-size: 0.85rem;
  }
  
  .news-meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }
  
  .news-modal-content {
    width: 98%;
    margin: 5% auto;
  }
  
  #newsModalContent {
    padding: 1.5rem;
  }
  
  .news-detail-title {
    font-size: 1.3rem;
  }
  
  .news-detail-meta {
    flex-direction: column;
    gap: 0.5rem;
  }
  
  /* 小屏幕导航按钮优化 */
  .news-nav-btn {
    width: 40px;
    height: 40px;
    font-size: 1rem;
  }
  
  .news-controls {
    gap: 0.3rem;
  }
}

/* 移动端滚动指示器 */
.news-scroll-indicator {
  display: none;
  justify-content: center;
  margin-top: 1rem;
  padding: 0.5rem 0;
}

.indicator-dots {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.indicator-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.2);
  transition: all 0.3s ease;
  cursor: pointer;
}

.indicator-dot.active {
  background: var(--primary-blue);
  transform: scale(1.2);
}

/* 移动端显示指示器 */
@media (max-width: 768px) {
  .news-scroll-indicator {
    display: flex;
  }
  
  .indicator-dot {
    width: 10px;
    height: 10px;
  }
}

@media (max-width: 480px) {
  .indicator-dot {
    width: 8px;
    height: 8px;
  }
}