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

html {
    scroll-behavior: smooth;
}

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

/* 自定义CSS变量 */
:root {
    --primary-color: #1e3a8a;
    --secondary-color: #3b82f6;
    --accent-color: #06b6d4;
    --text-dark: #1f2937;
    --text-light: #6b7280;
    --white: #ffffff;
    --light-gray: #f8fafc;
    --border-color: #e5e7eb;
    --gradient-primary: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 50%, #06b6d4 100%);
    --gradient-secondary: linear-gradient(135deg, #3b82f6 0%, #06b6d4 100%);
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

/* 通用样式 */
.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1rem;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--gradient-primary);
    margin: 1rem auto;
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* 按钮样式 */
.btn {
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: 500;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

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

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

.btn-outline-light {
    border-color: var(--white);
    color: var(--white);
}

.btn-outline-light:hover {
    background: var(--white);
    color: var(--primary-color);
    transform: translateY(-2px);
}

/* 导航栏样式 */
.navbar {
    background: rgba(30, 58, 138, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    transition: all 0.3s ease;
    z-index: 1000;
}

.navbar.scrolled {
    background: rgba(30, 58, 138, 0.98);
    box-shadow: var(--shadow-md);
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white) !important;
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 2px solid var(--white);
}

.navbar-nav .nav-link {
    color: var(--white) !important;
    font-weight: 500;
    padding: 0.5rem 1rem;
    margin: 0 0.2rem;
    border-radius: 25px;
    transition: all 0.3s ease;
    position: relative;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.dropdown-menu {
    background: var(--white);
    border: none;
    border-radius: 15px;
    box-shadow: var(--shadow-xl);
    margin-top: 10px;
}

.dropdown-item {
    color: var(--text-dark);
    padding: 0.7rem 1.5rem;
    transition: all 0.3s ease;
}

.dropdown-item:hover {
    background: var(--gradient-primary);
    color: var(--white);
    transform: translateX(5px);
}

/* 首页轮播样式 */
.hero-section {
    position: relative;
    height: 100vh;
    overflow: hidden;
}

.carousel-item {
    height: 100vh;
    position: relative;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.bg-1 {
    background: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 100%),
                url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="20" cy="20" r="1" fill="%23ffffff" opacity="0.1"/><circle cx="80" cy="80" r="1" fill="%23ffffff" opacity="0.1"/><circle cx="40" cy="60" r="1" fill="%23ffffff" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
}

.bg-2 {
    background: linear-gradient(135deg, #3b82f6 0%, #06b6d4 100%);
}

.bg-3 {
    background: linear-gradient(135deg, #06b6d4 0%, #8b5cf6 100%);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.3);
}

.carousel-caption {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    padding: 0;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    animation: slideInLeft 1s ease-out;
}

.hero-subtitle {
    font-size: 1.3rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
    animation: slideInLeft 1s ease-out 0.2s both;
}

.hero-buttons {
    animation: slideInLeft 1s ease-out 0.4s both;
}

/* 3D VR效果 */
.hero-3d {
    position: relative;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.vr-demo-container {
    position: relative;
    width: 300px;
    height: 300px;
}

.vr-sphere,
.vr-cube,
.vr-torus {
    width: 200px;
    height: 200px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: float 6s ease-in-out infinite;
}

.vr-sphere {
    background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.3), rgba(59, 130, 246, 0.3));
    border-radius: 50%;
    box-shadow: 0 0 50px rgba(59, 130, 246, 0.5);
}

.vr-cube {
    background: linear-gradient(45deg, rgba(6, 182, 212, 0.3), rgba(139, 92, 246, 0.3));
    transform: translate(-50%, -50%) rotateX(45deg) rotateY(45deg);
    box-shadow: 0 0 50px rgba(6, 182, 212, 0.5);
}

.vr-torus {
    background: conic-gradient(from 0deg, rgba(30, 58, 138, 0.3), rgba(59, 130, 246, 0.3), rgba(6, 182, 212, 0.3), rgba(139, 92, 246, 0.3), rgba(30, 58, 138, 0.3));
    border-radius: 50%;
    box-shadow: 0 0 50px rgba(139, 92, 246, 0.5);
    animation: rotate3d 8s linear infinite;
}

.vr-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.2) 2px, transparent 2px),
        radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.2) 2px, transparent 2px),
        radial-gradient(circle at 40% 60%, rgba(255, 255, 255, 0.2) 1px, transparent 1px);
    background-size: 50px 50px, 80px 80px, 30px 30px;
    animation: particleFloat 10s linear infinite;
}

/* 公司介绍样式 */
.company-feature {
    text-align: center;
    padding: 2rem;
    border-radius: 20px;
    background: var(--white);
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    height: 100%;
}

.company-feature:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: var(--white);
    animation: pulse 2s infinite;
}

.company-feature h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-weight: 600;
}

/* 核心优势样式 */
.advantage-card {
    text-align: center;
    padding: 2rem 1.5rem;
    background: var(--white);
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.advantage-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
}

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

.advantage-number {
    font-size: 3rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
}

.advantage-card h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-weight: 600;
}

/* 服务介绍样式 */
.service-card {
    background: var(--white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    height: 100%;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.service-image {
    position: relative;
    overflow: hidden;
    height: 250px;
}

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

.service-card:hover .service-image img {
    transform: scale(1.1);
}

.service-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(30, 58, 138, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.service-card:hover .service-overlay {
    opacity: 1;
}

.service-content {
    padding: 2rem;
}

.service-content h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-weight: 600;
}

.service-features {
    list-style: none;
    margin-top: 1rem;
}

.service-features li {
    padding: 0.5rem 0;
    color: var(--text-light);
    position: relative;
    padding-left: 1.5rem;
}

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

/* 作品展示样式 */
.portfolio-card {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    height: 300px;
}

.portfolio-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

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

.portfolio-card:hover img {
    transform: scale(1.1);
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(30, 58, 138, 0.9), rgba(59, 130, 246, 0.9));
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.3s ease;
    text-align: center;
    color: var(--white);
}

.portfolio-card:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-btn {
    width: 60px;
    height: 60px;
    background: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    text-decoration: none;
    margin-top: 1rem;
    transition: all 0.3s ease;
}

.portfolio-btn:hover {
    transform: scale(1.1);
    color: var(--primary-color);
}

/* 关于我们样式 */
.about-image {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.about-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(30, 58, 138, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.about-image:hover .about-overlay {
    opacity: 1;
}

.play-btn {
    width: 80px;
    height: 80px;
    background: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 2rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.play-btn:hover {
    transform: scale(1.1);
}

.company-stats {
    background: var(--light-gray);
    padding: 2rem;
    border-radius: 15px;
    margin-top: 2rem;
}

.stat-item {
    text-align: center;
    padding: 1rem;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

/* 团队介绍样式 */
.team-card {
    background: var(--white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    height: 100%;
}

.team-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.team-image {
    position: relative;
    overflow: hidden;
    height: 300px;
}

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

.team-card:hover .team-image img {
    transform: scale(1.1);
}

.team-social {
    position: absolute;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 0.5rem;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.team-card:hover .team-social {
    opacity: 1;
}

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

.team-social a:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-3px);
}

.team-info {
    padding: 1.5rem;
    text-align: center;
}

.team-info h5 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.team-position {
    color: var(--secondary-color);
    font-weight: 500;
    margin-bottom: 1rem;
}

.team-description {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* 资质荣誉样式 */
.honor-card {
    text-align: center;
    padding: 2rem 1.5rem;
    background: var(--white);
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    height: 100%;
}

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

.honor-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: var(--white);
    animation: pulse 2s infinite;
}

.honor-card h5 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-weight: 600;
}

/* 联系我们样式 */
.contact-form {
    background: var(--white);
    padding: 2rem;
    border-radius: 20px;
    box-shadow: var(--shadow-md);
}

.form-control {
    border: 2px solid var(--border-color);
    border-radius: 10px;
    padding: 0.8rem 1rem;
    transition: all 0.3s ease;
    background: var(--light-gray);
}

.form-control:focus {
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 0.2rem rgba(59, 130, 246, 0.25);
    background: var(--white);
}

.form-label {
    color: var(--text-dark);
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.contact-info {
    background: var(--white);
    padding: 2rem;
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    height: fit-content;
}

.contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 1.5rem;
    padding: 1rem;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.contact-item:hover {
    background: var(--light-gray);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    margin-right: 1rem;
    font-size: 1.2rem;
}

.contact-details h6 {
    color: var(--primary-color);
    margin-bottom: 0.3rem;
    font-weight: 600;
}

.contact-details p {
    color: var(--text-light);
    margin: 0;
}

.map-container {
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    position: relative;
}

/* 隐藏地图中的百度logo和版权信息 */
.map-container iframe {
    pointer-events: none;
}

/* 遮盖地图右下角的控件 */
.map-container::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 200px;
    height: 50px;
    background: linear-gradient(to left, white 0%, white 60%, transparent 100%);
    pointer-events: none;
    z-index: 1;
}

/* 页脚样式 */
footer {
    background: var(--primary-color);
    color: var(--white);
}

footer h5,
footer h6 {
    color: var(--white);
    margin-bottom: 1rem;
    font-weight: 600;
}

footer ul {
    list-style: none;
}

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

footer ul li a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

footer ul li a:hover {
    color: var(--white);
}

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

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--secondary-color);
    transform: translateY(-3px);
}

/* 返回顶部按钮 */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: var(--white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.2rem;
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
    opacity: 0;
    visibility: hidden;
    z-index: 1000;
}

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

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

/* 动画效果 */
@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

@keyframes rotate3d {
    from {
        transform: translate(-50%, -50%) rotateZ(0deg);
    }
    to {
        transform: translate(-50%, -50%) rotateZ(360deg);
    }
}

@keyframes particleFloat {
    0% {
        transform: translateY(0px);
    }
    100% {
        transform: translateY(-100px);
    }
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(59, 130, 246, 0.7);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(59, 130, 246, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(59, 130, 246, 0);
    }
}

/* 轮播指示器样式 */
.carousel-indicators [data-bs-target] {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    margin: 0 5px;
    background-color: rgba(255, 255, 255, 0.5);
    border: 2px solid var(--white);
    transition: all 0.3s ease;
}

.carousel-indicators [data-bs-target].active {
    background-color: var(--white);
    transform: scale(1.2);
}

/* 响应式设计 */
@media (max-width: 991.98px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .hero-3d {
        height: 300px;
        margin-top: 2rem;
    }
    
    .vr-demo-container {
        width: 250px;
        height: 250px;
    }
    
    .vr-sphere,
    .vr-cube,
    .vr-torus {
        width: 150px;
        height: 150px;
    }
}

@media (max-width: 767.98px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .hero-buttons .btn {
        display: block;
        margin: 0.5rem 0;
        text-align: center;
    }
    
    .hero-3d {
        height: 250px;
    }
    
    .vr-demo-container {
        width: 200px;
        height: 200px;
    }
    
    .vr-sphere,
    .vr-cube,
    .vr-torus {
        width: 120px;
        height: 120px;
    }
    
    .company-feature,
    .advantage-card,
    .service-card,
    .portfolio-card,
    .team-card,
    .honor-card {
        margin-bottom: 2rem;
    }
    
    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
    }
}

@media (max-width: 575.98px) {
    .hero-title {
        font-size: 1.8rem;
    }
    
    .hero-subtitle {
        font-size: 0.9rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .hero-3d {
        height: 200px;
    }
    
    .vr-demo-container {
        width: 150px;
        height: 150px;
    }
    
    .vr-sphere,
    .vr-cube,
    .vr-torus {
        width: 100px;
        height: 100px;
    }
    
    .navbar-brand {
        font-size: 1.2rem;
    }
    
    .logo-img {
        width: 30px;
        height: 30px;
    }
}

/* 子页面样式 */
.page-header {
    padding: 150px 0 100px;
    background: var(--gradient-primary);
    position: relative;
    overflow: hidden;
}

.page-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"><circle cx="20" cy="20" r="1" fill="%23ffffff" opacity="0.1"/></svg>');
    opacity: 0.3;
}

.service-detail-card {
    padding: 2rem;
    background: var(--white);
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    text-align: center;
    height: 100%;
}

.service-detail-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.icon-box {
    margin-bottom: 1rem;
}

.timeline {
    position: relative;
    padding: 2rem 0;
}

.timeline-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 2rem;
    position: relative;
}

.timeline-marker {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: bold;
    font-size: 1.2rem;
    margin-right: 1.5rem;
    flex-shrink: 0;
}

.timeline-content {
    flex: 1;
    padding-top: 0.5rem;
}

.scenario-card {
    padding: 2rem 1rem;
    background: var(--light-gray);
    border-radius: 15px;
    transition: all 0.3s ease;
}

.scenario-card:hover {
    background: var(--white);
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.cta-section {
    background: var(--gradient-primary);
}

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

.application-item {
    text-align: center;
    padding: 1.5rem;
    background: var(--white);
    border-radius: 15px;
    transition: all 0.3s ease;
}

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

.feature-list {
    list-style: none;
    padding: 0;
}

.feature-list li {
    padding: 0.8rem 0;
    font-size: 1.1rem;
}

.equipment-card,
.tech-card {
    padding: 1.5rem;
    background: var(--light-gray);
    border-radius: 10px;
    height: 100%;
}

.service-list,
.shooting-types,
.guarantee-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.service-item,
.type-item,
.guarantee-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--light-gray);
    border-radius: 10px;
    transition: all 0.3s ease;
}

.service-item:hover,
.type-item:hover,
.guarantee-item:hover {
    background: var(--white);
    box-shadow: var(--shadow-md);
}

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

.tech-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    background: var(--light-gray);
    border-radius: 10px;
}

.process-timeline {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1.5rem;
}

.process-step {
    text-align: center;
    padding: 1.5rem;
    background: var(--light-gray);
    border-radius: 10px;
}

.step-number {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    margin: 0 auto 1rem;
}

/* 关于我们页面样式 */
.company-intro-content {
    line-height: 1.8;
}

.info-card {
    padding: 1.5rem;
    background: var(--light-gray);
    border-radius: 15px;
    text-align: center;
    height: 100%;
}

.info-icon {
    margin-bottom: 1rem;
}

.business-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.business-item {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    padding: 1.5rem;
    background: var(--light-gray);
    border-radius: 15px;
    transition: all 0.3s ease;
}

.business-item:hover {
    background: var(--white);
    box-shadow: var(--shadow-md);
    transform: translateX(5px);
}

.business-icon {
    flex-shrink: 0;
}

.advantage-item {
    padding: 0.8rem;
    display: flex;
    align-items: center;
    background: var(--light-gray);
    border-radius: 10px;
}

.team-member-card {
    background: var(--white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    height: 100%;
}

.team-member-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.member-image {
    position: relative;
    overflow: hidden;
    height: 300px;
}

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

.member-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(30, 58, 138, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.team-member-card:hover .member-overlay {
    opacity: 1;
}

.member-info {
    padding: 1.5rem;
}

.member-position {
    color: var(--secondary-color);
    font-weight: 500;
    margin-bottom: 1rem;
}

.member-desc {
    color: var(--text-light);
    margin-bottom: 1rem;
}

.member-skills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.skill-tag {
    padding: 0.3rem 0.8rem;
    background: var(--light-gray);
    border-radius: 15px;
    font-size: 0.85rem;
    color: var(--primary-color);
}

.certificate-card {
    text-align: center;
    padding: 2rem 1.5rem;
    background: var(--white);
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    height: 100%;
}

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

.certificate-icon {
    margin-bottom: 1.5rem;
}

.honor-item {
    display: flex;
    gap: 1.5rem;
    padding: 2rem;
    background: var(--white);
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    height: 100%;
}

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

.honor-year {
    font-size: 2rem;
    font-weight: bold;
    color: var(--primary-color);
    flex-shrink: 0;
}

.honor-content {
    flex: 1;
}

.patent-card {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    padding: 2rem;
    background: var(--light-gray);
    border-radius: 15px;
    height: 100%;
}

.patent-icon {
    flex-shrink: 0;
}

.patent-info h5 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.stat-box {
    padding: 2rem;
    background: var(--white);
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

.stat-box:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.history-timeline {
    position: relative;
    padding: 2rem 0;
}

.timeline-block {
    display: flex;
    gap: 2rem;
    margin-bottom: 3rem;
    position: relative;
}

.timeline-year {
    flex-shrink: 0;
    width: 100px;
}

.timeline-year span {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: 25px;
    font-weight: bold;
    font-size: 1.2rem;
}

.timeline-events {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.event-item {
    display: flex;
    align-items: flex-start;
    padding: 0.8rem;
    background: var(--light-gray);
    border-radius: 10px;
}

.growth-card {
    text-align: center;
    padding: 2rem;
    background: var(--white);
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

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

.growth-chart {
    margin-bottom: 1rem;
}

.culture-value-card {
    padding: 2rem;
    background: var(--white);
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    height: 100%;
}

.value-icon {
    margin-bottom: 1.5rem;
}

.spirit-card {
    text-align: center;
    padding: 2rem 1.5rem;
    background: var(--light-gray);
    border-radius: 15px;
    transition: all 0.3s ease;
    height: 100%;
}

.spirit-card:hover {
    background: var(--white);
    box-shadow: var(--shadow-md);
    transform: translateY(-5px);
}

.work-philosophy {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.philosophy-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--light-gray);
    border-radius: 15px;
}

.philosophy-icon {
    flex-shrink: 0;
}

.care-card {
    text-align: center;
    padding: 2rem;
    background: var(--white);
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    height: 100%;
}

.responsibility-card {
    text-align: center;
    padding: 2rem;
    background: var(--white);
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    height: 100%;
}

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

.responsibility-icon {
    margin-bottom: 1rem;
}

.responsibility-content {
    text-align: left;
    margin-top: 1rem;
}

.responsibility-content p {
    margin-bottom: 0.8rem;
}

.case-timeline {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.case-item {
    display: flex;
    gap: 2rem;
    padding: 2rem;
    background: var(--light-gray);
    border-radius: 15px;
}

.case-year {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    flex-shrink: 0;
}

.case-content h5 {
    margin-bottom: 1rem;
}

.commitment-box {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    padding: 2rem;
    background: var(--light-gray);
    border-radius: 15px;
}

.commitment-item {
    display: flex;
    align-items: center;
    padding: 1rem;
    background: var(--white);
    border-radius: 10px;
}