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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #ffffff;
}

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

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: all 0.3s ease;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

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

.logo-img {
    height: 50px;
    width: auto;
    max-width: 180px;
    object-fit: contain;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

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

/* 删除导航链接悬停变色效果 */

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #1e40af, #059669);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

/* 确保导航链接在active状态下保持原色 */
.nav-link:active,
.nav-link:focus,
.nav-link.active {
    color: #333 !important;
}

.contact-btn {
    background: linear-gradient(135deg, #1e40af, #059669);
    color: white !important;
    padding: 8px 20px;
    border-radius: 25px;
    transition: all 0.3s ease;
}

/* 删除联系我们按钮悬停效果 */

.contact-btn::after {
    display: none;
}

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

.bar {
    width: 25px;
    height: 3px;
    background: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* 首页英雄区 */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #1e40af 0%, #059669 100%);
    color: white;
    position: relative;
    overflow: hidden;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

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

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    line-height: 1.6;
}

.hero-description {
    background: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 15px;
    margin-bottom: 2rem;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-description h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: white;
}

.hero-description p {
    font-size: 1rem;
    line-height: 1.6;
    opacity: 0.9;
    color: white;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 12px 30px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.btn i {
    font-size: 0.9rem;
}

.btn-primary {
    background: #ffffff;
    color: black;
}

.btn-primary:hover {
    background: #f8fafc;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

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

.btn-secondary:hover {
    background: white;
    color: black;
    transform: translateY(-2px);
}

.hero-visual {
    position: relative;
    height: 400px;
}

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

.element {
    position: absolute;
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: float 6s ease-in-out infinite;
}

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

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

.element-3 {
    bottom: 20%;
    left: 30%;
    animation-delay: 4s;
}

.element-4 {
    top: 40%;
    right: 10%;
    animation-delay: 1s;
}

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

/* 通用区块样式 */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: #1f2937;
}

.section-header p {
    font-size: 1.125rem;
    color: #6b7280;
    max-width: 800px;
    margin: 0 auto;
}

/* 公司定位 */
.about-company {
    padding: 6rem 0;
    background: #f8fafc;
}

/* 核心业务 */
.core-business {
    padding: 6rem 0;
}

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

.business-card {
    background: white;
    padding: 2.5rem;
    border-radius: 25px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: none;
    position: relative;
}

.business-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.card-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #1e40af, #059669);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.card-icon i {
    font-size: 1.5rem;
    color: white;
}

.business-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #1f2937;
}

.business-card p {
    color: #6b7280;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.card-link {
    color: black;
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.card-link:hover {
    color: black;
    transform: translateX(5px);
}

/* 生态逻辑 */
.ecosystem {
    padding: 6rem 0;
    background: #f8fafc;
}

.ecosystem-diagram {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    max-width: 100%;
    margin: 0 auto;
    flex-wrap: wrap;
}

.ecosystem-layer {
    background: white;
    padding: 1.5rem;
    border-radius: 15px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    text-align: center;
    min-width: 200px;
    flex: 1;
    max-width: 250px;
    border: 1px solid #e5e7eb;
    transition: all 0.3s ease;
}

.ecosystem-layer:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.layer-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #1e40af, #059669);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.layer-icon i {
    font-size: 1.5rem;
    color: white;
}

.ecosystem-layer h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #1f2937;
}

.ecosystem-layer p {
    color: #6b7280;
}

.ecosystem-arrow {
    color: black;
    font-size: 1.5rem;
    transform: rotate(0deg);
    flex-shrink: 0;
}

/* 愿景与合作 */
.vision-partners {
    padding: 6rem 0;
    display: flex;
    align-items: center;
    min-height: 50vh;
}

.vision-partners .container {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
}

.vision-partners .section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.partner-category {
    text-align: center;
}

.partner-category h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #1f2937;
}

.partner-logos {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.partner-logo {
    background: #f3f4f6;
    padding: 1rem;
    border-radius: 10px;
    color: #6b7280;
    font-weight: 500;
}

/* 页面区块 */
.page-section {
    padding: 6rem 0;
    background: white;
}

.page-section:nth-child(even) {
    background: #f8fafc;
}

.bg-light {
    background: #f8fafc !important;
}

/* 页面头部 */
.page-hero {
    padding: 8rem 0 6rem;
    background: linear-gradient(135deg, #1e40af 0%, #059669 100%);
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
    margin-top: 70px; /* 为固定页眉留出空间 */
}

.page-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #1e40af, #059669);
    opacity: 0.9;
    z-index: 1;
}

.page-hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
}

.page-hero h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.page-hero p {
    font-size: 1.25rem;
    opacity: 0.9;
    line-height: 1.6;
}

/* 公司简介 */
.company-intro {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.intro-content h2 {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: #1f2937;
}

.intro-content h2:not(:first-child) {
    margin-top: 3rem;
}

.intro-content p {
    color: #6b7280;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 2rem;
}

.value-item {
    text-align: center;
    padding: 1.5rem;
    background: white;
    border-radius: 25px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: none;
    transition: all 0.3s ease;
}

.value-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.value-item i {
    font-size: 2rem;
    color: #1e40af;
    margin-bottom: 1rem;
}

.value-item h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #1f2937;
}

.value-item p {
    color: #6b7280;
    font-size: 0.875rem;
}

.intro-visual {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.visual-element {
    background: white;
    padding: 2rem;
    border-radius: 25px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    text-align: center;
    border: none;
    transition: all 0.3s ease;
}

.visual-element:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.visual-element i {
    font-size: 3rem;
    color: #1e40af;
    margin-bottom: 1rem;
}

.visual-element h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #1f2937;
}

/* 团队统计 */
.team-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-bottom: 4rem;
}

.stat-item {
    text-align: center;
    background: white;
    padding: 2rem;
    border-radius: 25px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: none;
    transition: all 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: #1e40af;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: #6b7280;
    font-weight: 500;
}

.team-departments {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.department {
    background: white;
    padding: 2rem;
    border-radius: 25px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: none;
    transition: all 0.3s ease;
}

.department:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.department h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #1f2937;
}

.department p {
    color: #6b7280;
    line-height: 1.6;
}

/* 发展历程 */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: #e5e7eb;
    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-date {
    background: linear-gradient(135deg, #1e40af, #059669);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 25px;
    font-weight: 600;
    font-size: 0.875rem;
    white-space: nowrap;
    position: relative;
    z-index: 2;
}

.timeline-content {
    background: white;
    padding: 2rem;
    border-radius: 25px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: none;
    margin: 0 2rem;
    flex: 1;
    transition: all 0.3s ease;
}

.timeline-content:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.timeline-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #1f2937;
}

.timeline-content p {
    color: #6b7280;
    line-height: 1.6;
}

/* 新闻动态 */
.news-item {
    background: white;
    padding: 2rem;
    border-radius: 25px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: none;
    transition: all 0.3s ease;
    margin-bottom: 1.5rem;
}

.news-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.news-date {
    color: #1e40af;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.news-item h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #1f2937;
}

.news-item p {
    color: #6b7280;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.news-link {
    color: #1e40af;
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.news-link:hover {
    color: black;
    transform: translateX(5px);
}

/* 招贤纳士 */
.career-content {
    max-width: 1000px;
    margin: 0 auto;
}

.career-intro {
    text-align: center;
    margin-bottom: 4rem;
}

.career-intro h3 {
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: #1f2937;
}

.career-intro p {
    color: #6b7280;
    line-height: 1.6;
    font-size: 1.125rem;
}

.job-positions h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 2rem;
    color: #1f2937;
    text-align: center;
}

.position-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.position-item {
    background: white;
    padding: 1.5rem;
    border-radius: 25px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: none;
    transition: all 0.3s ease;
    position: relative;
}

.position-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.position-item h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #1f2937;
}

.position-item p {
    color: #6b7280;
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

.position-type {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: #e0e7ff;
    color: #3730a3;
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.75rem;
    font-weight: 600;
}

.career-benefits h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 2rem;
    color: #1f2937;
    text-align: center;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: white;
    padding: 1.5rem;
    border-radius: 25px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: none;
    transition: all 0.3s ease;
}

.benefit-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.benefit-item i {
    font-size: 1.5rem;
    color: #1e40af;
}

.benefit-item span {
    font-weight: 500;
    color: #1f2937;
}

/* 服务概览样式 */
.services-overview {
    display: grid !important;
    grid-template-columns: 1fr 1fr !important;
    gap: 2rem !important;
}

.service-card-large {
    background: white;
    padding: 2.5rem;
    border-radius: 25px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: none;
    transition: all 0.3s ease;
}

.service-card-large:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #1e40af, #059669);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.service-icon i {
    font-size: 2rem;
    color: white;
}

.service-card-large h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #1f2937;
}

.service-card-large h4 {
    font-size: 1.125rem;
    font-weight: 500;
    margin-bottom: 1rem;
    color: #6b7280;
}

.service-card-large p {
    color: #6b7280;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.service-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem;
    background: #f8fafc;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.feature-item:hover {
    background: #e0e7ff;
    transform: translateX(3px);
}

.feature-item i {
    color: #1e40af;
    font-size: 0.875rem;
}

.feature-item span {
    color: #1f2937;
    font-weight: 500;
    font-size: 0.875rem;
}

/* 联系我们CTA */
.contact-cta {
    background: linear-gradient(135deg, #1e40af 0%, #059669 100%);
    color: white;
    padding: 4rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.contact-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #1e40af, #059669);
    opacity: 0.9;
    z-index: 1;
}

.cta-content {
    position: relative;
    z-index: 2;
    max-width: 600px;
    margin: 0 auto;
}

.cta-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.cta-content p {
    font-size: 1.125rem;
    opacity: 0.9;
    margin-bottom: 2rem;
    line-height: 1.6;
}

/* 技术方向 */
.tech-directions {
    margin-bottom: 4rem;
}

/* 具身智能页面特定样式 */
.tech-details {
    margin-top: 1rem;
    padding: 1rem;
    background: #f8fafc;
    border-radius: 10px;
    border-left: 4px solid #226B06;
}

.tech-details p {
    color: #6b7280;
    font-size: 0.875rem;
    line-height: 1.6;
    margin: 0;
}

.scenario-features {
    list-style: none;
    padding: 0;
    margin-top: 1rem;
}

.scenario-features li {
    padding: 0.5rem 0;
    color: #6b7280;
    font-size: 0.875rem;
    position: relative;
    padding-left: 1.5rem;
}

.scenario-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #1e40af;
    font-weight: bold;
}

.architecture-diagram {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    max-width: 100%;
    margin: 0 auto;
    flex-wrap: wrap;
}

.arch-layer {
    background: white;
    padding: 1.5rem;
    border-radius: 25px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    text-align: center;
    min-width: 200px;
    flex: 1;
    max-width: 250px;
    border: none;
    transition: all 0.3s ease;
}

.arch-layer:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.arch-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #1e40af, #059669);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.arch-icon i {
    font-size: 1.5rem;
    color: white;
}

.arch-layer h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #1f2937;
}

.arch-layer p {
    color: #6b7280;
}

.arch-arrow {
    color: black;
    font-size: 1.5rem;
    transform: rotate(0deg);
    flex-shrink: 0;
}

.future-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.future-feature {
    text-align: center;
    background: white;
    padding: 2rem;
    border-radius: 25px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: none;
    transition: all 0.3s ease;
}

.future-feature:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.future-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #1e40af, #059669);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.future-icon i {
    font-size: 1.5rem;
    color: white;
}

.future-feature h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #1f2937;
}

.future-feature p {
    color: #6b7280;
    font-size: 0.875rem;
}

/* AI平台页面特定样式 */
.platform-overview {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    margin: 3rem 0;
    flex-wrap: wrap;
}

.platform-card {
    background: white;
    padding: 2rem;
    border-radius: 25px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    text-align: center;
    border: none;
    transition: all 0.3s ease;
    min-width: 200px;
}

.platform-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.platform-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #1e40af, #059669);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.platform-icon i {
    font-size: 1.5rem;
    color: white;
}

.platform-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #1f2937;
}

.platform-card p {
    color: #6b7280;
    font-size: 0.875rem;
}

.platform-arrow {
    color: black;
    font-size: 1.5rem;
}

.platform-detail {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    margin: 4rem 0;
}

.platform-detail.reverse {
    direction: rtl;
}

.platform-detail.reverse > * {
    direction: ltr;
}

.platform-content h2 {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: #1f2937;
}

.platform-content p {
    color: #6b7280;
    line-height: 1.6;
    margin-bottom: 2rem;
}

.feature-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    background: #f8fafc;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.feature-item:hover {
    background: #e0e7ff;
    transform: translateX(5px);
}

.feature-item i {
    color: #1e40af;
    font-size: 0.875rem;
}

.feature-item span {
    color: #1f2937;
    font-weight: 500;
    font-size: 0.875rem;
}

.application-examples h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #1f2937;
}

.example-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.example-tag {
    background: #dcfce7;
    color: #166534;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.example-tag:hover {
    background: #bbf7d0;
    transform: translateY(-2px);
}

/* 删除重复定义，使用后面的!important版本 */

/* 删除重复定义，使用后面的!important版本 */

.advantage-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #1e40af, #059669);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.advantage-icon i {
    font-size: 1.5rem;
    color: white;
}

.advantage-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #1f2937;
}

.advantage-card p {
    color: #6b7280;
    font-size: 0.875rem;
}

.advantage-details {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid #e5e7eb;
}

.advantage-details p {
    color: #6b7280;
    font-size: 0.875rem;
    line-height: 1.6;
}

.case-studies {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-top: 3rem;
}

.case-study {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 2rem;
    background: white;
    padding: 2rem;
    border-radius: 25px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: none;
    transition: all 0.3s ease;
}

.case-study:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.case-image {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1e40af, #059669);
    border-radius: 15px;
    height: 120px;
}

.case-image i {
    font-size: 3rem;
    color: white;
}

.case-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #1f2937;
}

.case-content p {
    color: #6b7280;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.case-metrics {
    display: flex;
    gap: 2rem;
}

.metric {
    text-align: center;
}

.metric-number {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: #1e40af;
    margin-bottom: 0.25rem;
}

.metric-label {
    font-size: 0.875rem;
    color: #6b7280;
}

/* 技术服务页面特定样式 */
.services-overview {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.service-card-large {
    background: white;
    padding: 3rem;
    border-radius: 25px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: none;
    transition: all 0.3s ease;
}

.service-card-large:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.service-card-large h3 {
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #1f2937;
}

.service-card-large h4 {
    font-size: 1.125rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    color: #1e40af;
}

.service-card-large p {
    color: #6b7280;
    line-height: 1.6;
    margin-bottom: 2rem;
}

.service-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.process-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    margin: 3rem 0;
    flex-wrap: wrap;
}

.process-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    background: white;
    padding: 2rem;
    border-radius: 25px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: none;
    transition: all 0.3s ease;
    min-width: 200px;
}

.process-step:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.step-number {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #1e40af, #059669);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.step-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #1f2937;
}

.step-content p {
    color: #6b7280;
    font-size: 0.875rem;
}

.process-arrow {
    color: black;
    font-size: 1.5rem;
}

.guarantee-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.guarantee-item {
    background: white;
    padding: 2rem;
    border-radius: 20px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    text-align: center;
    border: 1px solid #e5e7eb;
    transition: all 0.3s ease;
}

.guarantee-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.guarantee-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #1e40af, #059669);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.guarantee-icon i {
    font-size: 1.5rem;
    color: white;
}

.guarantee-item h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #1f2937;
}

.guarantee-item p {
    color: #6b7280;
    font-size: 0.875rem;
}

.tech-directions h3 {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 2rem;
    color: #1f2937;
    text-align: center;
}

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

.tech-item {
    background: white;
    padding: 2rem;
    border-radius: 25px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    text-align: center;
    border: none;
    transition: all 0.3s ease;
}

.tech-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #1e40af, #059669);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.tech-icon i {
    font-size: 1.5rem;
    color: white;
}

.tech-item h4 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #1f2937;
}

.tech-item p {
    color: #6b7280;
}

/* 应用场景 */
.application-scenarios {
    margin-bottom: 4rem;
}

.application-scenarios h3 {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 2rem;
    color: #1f2937;
    text-align: center;
}

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

.scenario-card {
    background: white;
    padding: 2rem;
    border-radius: 25px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    text-align: center;
    border: none;
    transition: all 0.3s ease;
}

.scenario-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.scenario-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #1e40af, #059669);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.scenario-icon i {
    font-size: 1.5rem;
    color: white;
}

.scenario-card h4 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #1f2937;
}

.scenario-card p {
    color: #6b7280;
}

/* 未来方向 */
.future-direction {
    background: white;
    padding: 2rem;
    border-radius: 25px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    text-align: center;
    border: none;
}

.future-direction h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #1f2937;
}

.future-direction p {
    color: #6b7280;
    font-size: 1.125rem;
}

/* 平台区块 */
.platform-sections {
    display: flex;
    flex-direction: column;
    gap: 4rem;
}

.platform-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.platform-section:nth-child(even) {
    direction: rtl;
}

.platform-section:nth-child(even) > * {
    direction: ltr;
}

.platform-content h3 {
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #1f2937;
}

.platform-content p {
    color: #6b7280;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.platform-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 200px;
    background: linear-gradient(135deg, #1e40af, #059669);
    border-radius: 20px;
}

.platform-visual i {
    font-size: 4rem;
    color: white;
}

.platform-image {
    max-width: 200px;
    max-height: 200px;
    width: auto;
    height: auto;
    object-fit: contain;
}

.platform-visual-image {
    background-size: contain !important;
    background-position: center !important;
    background-repeat: no-repeat !important;
    min-height: 300px;
}

.application-examples {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
}

.example-tag {
    background: #e0e7ff;
    color: #3730a3;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
}

/* 服务网格 */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.service-card {
    background: white;
    padding: 2.5rem;
    border-radius: 25px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: none;
    transition: all 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.service-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #1e40af, #059669);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.service-icon i {
    font-size: 1.5rem;
    color: white;
}

.service-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #1f2937;
}

.service-card h4 {
    font-size: 1.125rem;
    font-weight: 500;
    margin-bottom: 1rem;
    color: #1e40af;
}

.service-card p {
    color: #6b7280;
    line-height: 1.6;
}

/* 优势展示 */
.advantages {
    background: white;
    padding: 2.5rem;
    border-radius: 25px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: none;
}

.advantages h3 {
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: 2rem;
    color: #1f2937;
    text-align: center;
}


.advantage-item {
    text-align: center;
}

.advantage-item i {
    font-size: 2rem;
    color: #1e40af;
    margin-bottom: 1rem;
}

.advantage-item h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #1f2937;
}

.advantage-item p {
    color: #6b7280;
    font-size: 0.875rem;
}

/* 关于我们 */
.about-sections {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.about-section h3 {
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: 2rem;
    color: #1f2937;
}

.news-grid {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.news-item {
    background: white;
    padding: 1.5rem;
    border-radius: 25px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: none;
}

.news-date {
    color: #1e40af;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.news-item h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #1f2937;
}

.news-item p {
    color: #6b7280;
    font-size: 0.875rem;
}

.career-content h4 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #1f2937;
}

.career-content p {
    color: #6b7280;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.job-positions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.job-tag {
    background: #e0e7ff;
    color: #3730a3;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    font-size: 0.875rem;
    font-weight: 500;
}

/* 联系我们 */
.contact-section {
    padding: 6rem 0;
    background: #f8fafc;
}

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

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    justify-content: space-between;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: white;
    padding: 2rem;
    border-radius: 25px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: none;
    flex: 1;
    min-height: 120px;
}

.contact-item i {
    font-size: 1.5rem;
    color: black;
    width: 30px;
}

.contact-item h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: black;
}

.contact-item p {
    color: black;
    font-size: 0.875rem;
}

.contact-form {
    background: white;
    padding: 2.5rem;
    border-radius: 25px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: none;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 100%;
}

.contact-form form {
    display: flex;
    flex-direction: column;
    height: 100%;
}

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

.contact-form .btn {
    margin-top: auto;
    align-self: flex-start;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid #d1d5db;
    border-radius: 10px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* 页脚 */
.footer {
    background: #1f2937;
    color: white;
    padding: 3rem 0 1rem;
}

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

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    color: white;
}

.footer-section h3 {
    font-size: 1.5rem;
    font-weight: 700;
}

.footer-logo {
    height: 50px;
    width: auto;
    max-width: 200px;
    object-fit: contain;
    margin-bottom: 1rem;
}

.footer-section h4 {
    font-size: 1.125rem;
    font-weight: 600;
}

.footer-section p {
    color: #9ca3af;
    margin-bottom: 1rem;
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: #9ca3af;
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: #374151;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: linear-gradient(135deg, #1e40af, #059669);
    transform: translateY(-2px);
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 1rem;
    text-align: center;
}

.footer-bottom p {
    color: #9ca3af;
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

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

.footer-bottom a {
    color: #9ca3af;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-bottom a:hover {
    color: #ffffff;
}

/* 服务概览响应式设计 */
@media (max-width: 768px) {
    .services-overview {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .service-card-large {
        padding: 2rem;
    }
    
    .service-features {
        grid-template-columns: 1fr;
    }
}

/* 响应式设计 */
@media (max-width: 1400px) {
    /* 超大屏幕优化 */
    .hero-container {
        gap: 3.5rem;
        padding: 0 30px;
    }

    .hero-title {
        font-size: 3.25rem;
    }
}

@media (max-width: 1366px) {
    /* 笔记本屏幕优化 */
    .hero-container {
        gap: 2.5rem !important;
        padding: 0 20px !important;
    }

    .hero-title {
        font-size: 2.8rem !important;
        margin-bottom: 1.25rem !important;
    }

    .hero-subtitle {
        font-size: 1.1rem !important;
        margin-bottom: 1.75rem !important;
    }

    .hero-description {
        padding: 1.5rem !important;
        margin-bottom: 1.75rem !important;
    }

    .hero-description h3 {
        font-size: 1.4rem !important;
        margin-bottom: 0.8rem !important;
    }

    .hero-description p {
        font-size: 0.9rem !important;
        line-height: 1.5 !important;
    }

    .hero-buttons {
        gap: 0.75rem !important;
    }

    .btn {
        padding: 11px 25px !important;
        font-size: 0.95rem !important;
    }
}

@media (max-width: 1200px) {
    /* 大屏幕优化 */
    .hero-container {
        gap: 3rem;
        padding: 0 25px;
    }

    .hero-title {
        font-size: 3rem;
    }

    .hero-subtitle {
        font-size: 1.125rem;
    }

    .hero-description {
        padding: 1.75rem;
    }
}

@media (max-width: 1024px) {
    /* 平板端优势网格 */
    .advantages-grid {
        grid-template-columns: repeat(2, 1fr) !important;
    }

    /* 平板端hero区域优化 */
    .hero-container {
        gap: 2.5rem;
        padding: 0 20px;
    }

    .hero-title {
        font-size: 2.75rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .hero-description {
        padding: 1.5rem;
    }

    .hero-description h3 {
        font-size: 1.4rem;
    }

    .hero-description p {
        font-size: 0.95rem;
    }

    .hero-visual {
        height: 350px;
    }

    .element {
        width: 70px;
        height: 70px;
        font-size: 1.75rem;
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu li {
        margin: 1rem 0;
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
        padding: 0 15px;
    }

    .hero-title {
        font-size: 2.5rem;
        margin-bottom: 1rem;
    }

    .hero-subtitle {
        font-size: 1.125rem;
        margin-bottom: 1.5rem;
    }

    .hero-description {
        padding: 1.5rem;
        margin-bottom: 1.5rem;
    }

    .hero-description h3 {
        font-size: 1.25rem;
        margin-bottom: 0.75rem;
    }

    .hero-description p {
        font-size: 0.9rem;
        line-height: 1.5;
    }

    .hero-buttons {
        justify-content: center;
        gap: 0.75rem;
    }

    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }

    .hero-visual {
        height: 300px;
        order: -1;
    }

    .element {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }

    .element-1 {
        top: 10%;
        left: 5%;
    }

    .element-2 {
        top: 50%;
        right: 15%;
    }

    .element-3 {
        bottom: 15%;
        left: 25%;
    }

    .element-4 {
        top: 30%;
        right: 5%;
    }

    .business-grid {
        grid-template-columns: 1fr;
    }

    .platform-section {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .platform-section:nth-child(even) {
        direction: ltr;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .about-sections {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        align-items: stretch;
    }

    .contact-info {
        gap: 1.5rem;
    }

    .contact-item {
        min-height: 100px;
        padding: 1.5rem;
    }

    .contact-form {
        min-height: auto;
    }

    .ecosystem-diagram {
        flex-direction: column;
        gap: 1.5rem;
    }

    .ecosystem-layer {
        padding: 1.5rem;
        max-width: 100%;
        min-width: auto;
    }

    .ecosystem-arrow {
        transform: rotate(90deg);
    }

    .architecture-diagram {
        flex-direction: column;
        gap: 1.5rem;
    }

    .arch-layer {
        max-width: 100%;
        min-width: auto;
    }

    .arch-arrow {
        transform: rotate(90deg);
    }

    .section-header h2 {
        font-size: 2rem;
    }

    /* 愿景与合作响应式 */
    .vision-partners {
        min-height: 40vh;
        padding: 4rem 0;
    }

    .vision-partners .section-header {
        max-width: 100%;
        padding: 0 1rem;
    }

    .hero-title {
        font-size: 2rem;
    }

    /* 页面头部响应式 */
    .page-hero {
        margin-top: 70px; /* 确保移动端也有正确的间距 */
    }

    .page-hero h1 {
        font-size: 2.5rem;
    }

    .page-hero p {
        font-size: 1.125rem;
    }

    /* 公司简介响应式 */
    .company-intro {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .values-grid {
        grid-template-columns: 1fr;
    }

    .intro-visual {
        order: -1;
    }

    /* 团队统计响应式 */
    .team-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }

    .team-departments {
        grid-template-columns: 1fr;
    }

    /* 发展历程响应式 */
    .timeline::before {
        left: 30px;
    }

    .timeline-item {
        flex-direction: column !important;
        align-items: flex-start;
        padding-left: 60px;
    }

    .timeline-date {
        position: absolute;
        left: 0;
        top: 0;
    }

    .timeline-content {
        margin: 0;
        margin-top: 1rem;
    }

    /* 招贤纳士响应式 */
    .position-grid {
        grid-template-columns: 1fr;
    }

    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* 具身智能页面响应式 */
    .tech-grid {
        grid-template-columns: 1fr;
    }

    .scenario-grid {
        grid-template-columns: 1fr;
    }

    .architecture-diagram {
        gap: 1rem;
    }

    .arch-layer {
        padding: 1.5rem;
    }

    .future-features {
        grid-template-columns: 1fr;
    }

    /* AI平台页面响应式 */
    .platform-overview {
        flex-direction: column;
        gap: 1rem;
    }

    .platform-arrow {
        transform: rotate(90deg);
    }

    .platform-detail {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .platform-detail.reverse {
        direction: ltr;
    }

    .feature-list {
        grid-template-columns: 1fr;
    }


    .case-study {
        grid-template-columns: 1fr;
        text-align: center;
    }


    .case-image {
        height: 100px;
    }

    .case-metrics {
        justify-content: center;
    }

    /* 技术服务页面响应式 */
    .services-overview {
        gap: 2rem;
    }

    .service-card-large {
        padding: 2rem;
    }

    .service-features {
        grid-template-columns: 1fr;
    }

    .process-steps {
        flex-direction: column;
        gap: 1rem;
    }

    .process-arrow {
        transform: rotate(90deg);
    }

    .guarantee-grid {
        grid-template-columns: repeat(2, 1fr) !important;
    }

    /* 联系我们CTA响应式 */
    .cta-content h2 {
        font-size: 2rem;
    }

    .cta-content p {
        font-size: 1rem;
    }

}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero-container {
        padding: 0 10px;
        gap: 1.5rem;
    }

    .hero-title {
        font-size: 1.75rem;
        margin-bottom: 0.75rem;
        line-height: 1.3;
    }

    .hero-subtitle {
        font-size: 1rem;
        margin-bottom: 1.25rem;
        line-height: 1.5;
    }

    .hero-description {
        padding: 1.25rem;
        margin-bottom: 1.25rem;
    }

    .hero-description h3 {
        font-size: 1.125rem;
        margin-bottom: 0.5rem;
    }

    .hero-description p {
        font-size: 0.85rem;
        line-height: 1.4;
    }

    .hero-buttons {
        flex-direction: column;
        gap: 0.5rem;
        align-items: center;
    }

    .btn {
        padding: 10px 20px;
        font-size: 0.875rem;
        width: 100%;
        max-width: 200px;
    }

    .hero-visual {
        height: 250px;
    }

    .element {
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
    }

    .element-1 {
        top: 5%;
        left: 10%;
    }

    .element-2 {
        top: 45%;
        right: 20%;
    }

    .element-3 {
        bottom: 20%;
        left: 30%;
    }

    .element-4 {
        top: 25%;
        right: 10%;
    }

    .business-card,
    .service-card {
        padding: 1.5rem;
    }

    .contact-form {
        padding: 1.5rem;
    }

    /* 页面头部小屏幕 */
    .page-hero {
        margin-top: 70px; /* 确保小屏幕也有正确的间距 */
    }

    .page-hero h1 {
        font-size: 2rem;
    }

    .page-hero p {
        font-size: 1rem;
    }

    /* 团队统计小屏幕 */
    .team-stats {
        grid-template-columns: 1fr;
    }

    .stat-number {
        font-size: 2rem;
    }

    /* 发展历程小屏幕 */
    .timeline-item {
        padding-left: 50px;
    }

    .timeline::before {
        left: 25px;
    }

    .timeline-date {
        font-size: 0.75rem;
        padding: 0.5rem 1rem;
    }

    /* 招贤纳士小屏幕 */
    .benefits-grid {
        grid-template-columns: 1fr;
    }

    /* 联系我们CTA小屏幕 */
    .cta-content h2 {
        font-size: 1.75rem;
    }

    .cta-content p {
        font-size: 0.875rem;
    }



    /* 卡片小屏幕优化 */
    .value-item,
    .visual-element,
    .stat-item,
    .department,
    .news-item,
    .position-item,
    .benefit-item {
        padding: 1rem;
    }

    .service-card-large {
        padding: 1.5rem;
    }

    .process-step {
        padding: 1.5rem;
        min-width: auto;
    }

    .guarantee-item {
        padding: 1.5rem;
    }

    /* 图标和按钮小屏幕优化 */
    .value-item i,
    .visual-element i,
    .future-feature i,
    .advantage-icon i,
    .guarantee-icon i {
        font-size: 1.5rem;
    }

    .arch-icon,
    .platform-icon,
    .advantage-icon,
    .guarantee-icon {
        width: 50px;
        height: 50px;
    }

    .arch-icon i,
    .platform-icon i,
    .advantage-icon i,
    .guarantee-icon i {
        font-size: 1.25rem;
    }

    /* 文字大小小屏幕优化 */
    .section-header h2 {
        font-size: 1.75rem;
    }

    .intro-content h2 {
        font-size: 1.5rem;
    }

    .career-intro h3 {
        font-size: 1.5rem;
    }

    .job-positions h3,
    .career-benefits h3 {
        font-size: 1.25rem;
    }

    .platform-content h2 {
        font-size: 1.5rem;
    }

    .case-content h3 {
        font-size: 1.125rem;
    }

    .service-card-large h3 {
        font-size: 1.5rem;
    }

    .service-card-large h4 {
        font-size: 1rem;
    }

    .step-content h3 {
        font-size: 1.125rem;
    }

    .guarantee-item h3 {
        font-size: 1.125rem;
    }
}

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

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

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* 悬停效果增强 */
.business-card:hover .card-icon,
.scenario-card:hover .scenario-icon {
    transform: scale(1.1);
    transition: transform 0.3s ease;
}

/* 渐变背景 */
.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #1e40af, #059669);
    opacity: 0.9;
    z-index: 1;
}

.hero-container {
    position: relative;
    z-index: 2;
}

/* 交互效果增强 */
.keyboard-navigation *:focus {
    outline: 2px solid #2563eb;
    outline-offset: 2px;
}

.form-group input.error,
.form-group textarea.error {
    border-color: #ef4444;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.error-message {
    color: #ef4444;
    font-size: 0.875rem;
    margin-top: 0.25rem;
    display: block;
}

/* 导航链接活跃状态 */
.nav-link.active {
    color: #1e40af;
    font-weight: 600;
}

.nav-link.active::after {
    width: 100%;
}

/* 加载状态 */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid #f3f3f3;
    border-top: 2px solid #2563eb;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* 平滑过渡 */
* {
    transition: all 0.3s ease;
}

/* 悬停效果优化 */
.business-card:hover,
.scenario-card:hover,
.service-card:hover,
.platform-card:hover,
.advantage-card:hover,
.guarantee-item:hover,
.value-item:hover,
.visual-element:hover,
.stat-item:hover,
.department:hover,
.news-item:hover,
.position-item:hover,
.benefit-item:hover,
.future-feature:hover,
.arch-layer:hover,
.timeline-content:hover,
.case-study:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

/* 按钮悬停效果 */
.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.btn:active {
    transform: translateY(0);
}

/* 卡片图标悬停效果 */
.business-card:hover .card-icon,
.scenario-card:hover .scenario-icon,
.advantage-card:hover .advantage-icon,
.guarantee-item:hover .guarantee-icon {
    transform: scale(1.1) rotate(5deg);
}

/* 文字选择样式 */
::selection {
    background: #1e40af;
    color: white;
}

::-moz-selection {
    background: #1e40af;
    color: white;
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #ccc;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #999;
}

/* 焦点样式 */
input:focus,
textarea:focus,
button:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* 动画性能优化 */
.business-card,
.scenario-card,
.service-card,
.platform-card,
.advantage-card,
.guarantee-item,
.value-item,
.visual-element,
.stat-item,
.department,
.news-item,
.position-item,
.benefit-item,
.future-feature,
.arch-layer,
.timeline-content,
.case-study {
    will-change: transform, box-shadow;
}

/* 减少动画对性能的影响 */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* 关于我们页面优化样式 */

/* 使命愿景网格 */
.mission-vision-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin: 4rem 0;
}

.mission-card, .vision-card {
    background: white;
    padding: 3rem;
    border-radius: 25px;
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
    border: none;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.mission-card:hover, .vision-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.mission-card::before, .vision-card::before {
    display: none;
}

.mission-card .card-icon, .vision-card .card-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #1e40af, #059669);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
    color: white;
    font-size: 2rem;
}

.mission-card h2, .vision-card h2 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: #1f2937;
    font-weight: 700;
}

.mission-card p, .vision-card p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #6b7280;
}

/* 价值观网格 */
.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.value-card {
    background: white;
    padding: 2.5rem;
    border-radius: 25px;
    text-align: center;
    transition: all 0.3s ease;
    border: none;
    position: relative;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.value-card::before {
    display: none;
}

.value-card:hover::before {
    display: none;
}

.value-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.value-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #1e40af, #059669);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: white;
    font-size: 1.8rem;
}

.value-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #1f2937;
    font-weight: 600;
}

.value-card p {
    color: #6b7280;
    font-size: 1rem;
    line-height: 1.6;
}

/* 核心业务展示 */
.business-showcase {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.business-item {
    background: white;
    padding: 2.5rem;
    border-radius: 25px;
    text-align: center;
    transition: all 0.3s ease;
    border: none;
    position: relative;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

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

.business-item:hover::before {
    display: none;
}

.business-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.business-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #1e40af, #059669);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
    color: white;
    font-size: 2.2rem;
}

.business-item h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #1f2937;
    font-weight: 700;
}

.business-item p {
    color: #6b7280;
    font-size: 1.1rem;
    line-height: 1.7;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .mission-vision-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .mission-card, .vision-card {
        padding: 2rem;
    }
    
    .values-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .business-showcase {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .business-item, .value-card {
        padding: 2rem;
    }
}

/* 招贤纳士优化样式 */

/* 招聘介绍卡片 */
.career-intro-card {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    align-items: center;
    background: white;
    padding: 3rem;
    border-radius: 25px;
    margin: 3rem 0;
    border: none;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.intro-content h3 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: #1f2937;
    font-weight: 700;
    line-height: 1.4;
}

.intro-content p {
    font-size: 1.1rem;
    color: #6b7280;
    line-height: 1.7;
}

.intro-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1e40af, #059669);
    border-radius: 50%;
    width: 120px;
    height: 120px;
    color: white;
    font-size: 3rem;
    margin: 0 auto;
}

/* 职位部分 */
.positions-section {
    margin: 4rem 0;
}

.section-subtitle {
    font-size: 1.5rem;
    color: #1f2937;
    margin-bottom: 2rem;
    font-weight: 600;
    text-align: center;
}

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

.position-card {
    background: white;
    padding: 2rem;
    border-radius: 25px;
    border: none;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.position-card::before {
    display: none;
}

.position-card:hover::before {
    display: none;
}

.position-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.position-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.position-header h4 {
    font-size: 1.3rem;
    color: #1f2937;
    font-weight: 600;
    margin: 0;
}

.position-type {
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.position-type.tech {
    background: #dbeafe;
    color: #1e40af;
}

.position-type.product {
    background: #dcfce7;
    color: #166534;
}

.position-type.business {
    background: #fef3c7;
    color: #92400e;
}

.position-type.design {
    background: #fce7f3;
    color: #be185d;
}

.position-card p {
    color: #6b7280;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.position-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag {
    background: #f3f4f6;
    color: #374151;
    padding: 0.3rem 0.8rem;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 500;
}

/* 福利待遇部分 */
.benefits-section {
    margin: 4rem 0;
}

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

.benefit-card {
    background: white;
    padding: 2rem;
    border-radius: 25px;
    text-align: center;
    transition: all 0.3s ease;
    border: none;
    position: relative;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.benefit-card::before {
    display: none;
}

.benefit-card:hover::before {
    display: none;
}

.benefit-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.benefit-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #1e40af, #059669);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: white;
    font-size: 1.5rem;
}

.benefit-card h4 {
    font-size: 1.2rem;
    color: #1f2937;
    margin-bottom: 0.8rem;
    font-weight: 600;
}

.benefit-card p {
    color: #6b7280;
    font-size: 0.95rem;
    line-height: 1.6;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .career-intro-card {
        grid-template-columns: 1fr;
        gap: 2rem;
        padding: 2rem;
    }
    
    .intro-content h3 {
        font-size: 1.5rem;
    }
    
    .position-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .position-card, .benefit-card {
        padding: 1.5rem;
    }
}

/* 服务轮播图 */
.services-carousel {
    margin-top: 3rem;
    position: relative;
}

.carousel-container {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
    background: transparent;
    overflow: hidden;
}

.carousel-slides {
    position: relative;
    height: 500px;
}

.service-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    padding: 2rem;
    opacity: 0;
    transform: translateX(100%);
    transition: all 0.5s ease-in-out;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: transparent;
}

.service-slide.active {
    opacity: 1;
    transform: translateX(0);
}

.service-slide.prev {
    transform: translateX(-100%);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #1e40af, #059669);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
}

.service-icon i {
    font-size: 2rem;
    color: white;
}

.service-slide h3 {
    font-size: 2rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 0.5rem;
    color: #1f2937;
}

.service-slide h4 {
    font-size: 1.25rem;
    font-weight: 500;
    text-align: center;
    margin-bottom: 1.5rem;
    color: #6b7280;
}

.service-slide p {
    text-align: center;
    color: #6b7280;
    line-height: 1.6;
    margin-bottom: 2rem;
}

.service-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(4, 1fr);
    gap: 1rem;
    max-width: 800px;
    margin: 0 auto;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem;
    background: transparent;
    border-radius: 8px;
    transition: all 0.3s ease;
    min-height: 50px;
    border: 1px solid #e5e7eb;
}

.feature-item:hover {
    background: #f8fafc;
    transform: translateX(5px);
}

.feature-item i {
    color: #10b981;
    font-size: 0.875rem;
}

.feature-item span {
    font-size: 0.875rem;
    color: #374151;
    font-weight: 500;
}

/* 轮播控制按钮 */
.carousel-controls {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 2rem;
    pointer-events: none;
    z-index: 10;
}

.carousel-btn {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.9);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    pointer-events: auto;
    position: relative;
}

.carousel-btn.prev-btn {
    left: -30px;
}

.carousel-btn.next-btn {
    right: -30px;
}

.carousel-btn:hover {
    background: white;
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

.carousel-btn i {
    font-size: 1.25rem;
    color: #1e40af;
}

/* 轮播指示器 */
.carousel-indicators {
    position: absolute;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 0.5rem;
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid rgba(255, 255, 255, 0.8);
}

.indicator.active {
    background: white;
    transform: scale(1.2);
}

.indicator:hover {
    background: rgba(255, 255, 255, 0.8);
    transform: scale(1.1);
}

/* 轮播图响应式设计 */
@media (max-width: 768px) {
    .carousel-slides {
        height: 600px;
    }
    
    .service-slide {
        padding: 2rem;
    }
    
    .service-slide h3 {
        font-size: 1.5rem;
    }
    
    .service-slide h4 {
        font-size: 1.125rem;
    }
    
    .service-features {
        grid-template-columns: 1fr;
        grid-template-rows: repeat(6, 1fr);
        gap: 0.75rem;
    }
    
    .carousel-btn {
        width: 40px;
        height: 40px;
    }
    
    .carousel-btn.prev-btn {
        left: -10px;
    }
    
    .carousel-btn.next-btn {
        right: -10px;
    }
    
    .carousel-btn i {
        font-size: 1rem;
    }
}

/* 强制服务概览布局 */
.services-overview {
    display: grid !important;
    grid-template-columns: 1fr 1fr !important;
    gap: 2rem !important;
}

@media (max-width: 768px) {
    .services-overview {
        grid-template-columns: 1fr !important;
    }
}

/* 通用图标样式 - 圆形包裹蓝绿渐变 */
.tech-icon,
.advantage-icon,
.guarantee-icon,
.benefit-icon,
.arch-icon,
.platform-icon,
.ecosystem-icon,
.layer-icon,
.service-icon,
.mission-card .card-icon,
.vision-card .card-icon,
.value-icon,
.business-icon,
.future-feature i,
.visual-element i,
.tech-item i,
.advantage-item i,
.benefit-item i,
.guarantee-item i,
.process-step .step-number,
.timeline-date,
.case-image,
.intro-visual {
    background: linear-gradient(135deg, #1e40af, #059669) !important;
    border-radius: 50% !important;
    color: white !important;
}

/* 优势网格基础样式 */
.advantages-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

/* 强制移动端垂直布局 */
@media (max-width: 768px) {
    .advantages-grid {
        display: flex !important;
        flex-direction: column !important;
        gap: 1.5rem !important;
    }
}


.advantage-card {
    display: block !important;
    background: white !important;
    padding: 2rem !important;
    border-radius: 25px !important;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1) !important;
    text-align: center !important;
    border: none !important;
    transition: all 0.3s ease !important;
}

/* 确保图标容器是圆形 */
.tech-icon,
.advantage-icon,
.guarantee-icon,
.benefit-icon,
.arch-icon,
.platform-icon,
.ecosystem-icon,
.layer-icon,
.service-icon,
.mission-card .card-icon,
.vision-card .card-icon,
.value-icon,
.business-icon,
.case-image,
.intro-visual {
    width: 60px !important;
    height: 60px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    margin: 0 auto 1rem !important;
}

/* 特殊尺寸的图标 */
.service-icon,
.intro-visual {
    width: 80px !important;
    height: 80px !important;
}

.intro-visual {
    width: 120px !important;
    height: 120px !important;
}

/* 确保图标文字是白色 */
.tech-icon i,
.advantage-icon i,
.guarantee-icon i,
.benefit-icon i,
.arch-icon i,
.platform-icon i,
.ecosystem-icon i,
.layer-icon i,
.service-icon i,
.mission-card .card-icon i,
.vision-card .card-icon i,
.value-icon i,
.business-icon i,
.case-image i,
.intro-visual i {
    color: white !important;
    font-size: 1.5rem !important;
}

.service-icon i,
.intro-visual i {
    font-size: 2rem !important;
}

.intro-visual i {
    font-size: 3rem !important;
}