/* 通用容器 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

/* 头部样式 */
.header {
    background-color: #fff;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: all 0.5s ease;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo{
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 500;
    font-size: 1rem;
}

.logo img {
    height: 60px;
}

.nav ul {
    display: flex;
    gap: 40px;
}

.nav a {
    padding: 10px;
    color: #333;
    font-size: 16px;
    transition: color 0.3s;
}

.nav a:hover,
.nav a.active {
    color: #e74c3c;
}

/* 英雄区域 */
.hero {
    height: 40vh;
    background: url('../images/hero-bg.jpg') no-repeat center center;
    background-size: cover;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    margin-top: 80px;
}

.hero-content h1 {
    color: #fff;
    font-size: 48px;
    font-weight: bold;
    max-width: 100%;
    margin: 0 auto;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

/* 关于我们 */
.about {
    padding: 70px 0;
    text-align: center;
    opacity: 0;
    transform: scale(0.8);
}

.about h2,
.core-services h2 {
    font-size: 35px;
    margin-bottom: 10px;
    color: #333;
    font-weight: bold;
    text-align: center;
}

.about h3,
.core-services h3 {
    font-size: 35px;
    color: rgba(0, 0, 0, 0.1);
    margin-bottom: 40px;
    text-align: center;
    text-transform: uppercase;
    margin-top: -20px;
}

.about-content {
    max-width: 100vh;
    margin: 0 auto;
    line-height: 1.2;
}

.about-content p {
    margin-bottom: 20px;
    color: #666;
}

/* 核心服务 */
.core-services {
    padding: 60px 0;
    text-align: center;
    opacity: 0;
    transform: translateY(100px);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-top: 40px;
}

.service-item {
    aspect-ratio: 1;
    position: relative;
    border-radius: 0;
    transition: transform 0.3s;
    color: white;
    cursor: pointer;
    overflow: hidden;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.service-content {
    position: relative;
    height: 100%;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    padding: 30px;
}

.service-item h4 {
    font-size: 18px;
    color: white;
    text-align: left;
    width: 100%;
    margin-top: -10px; /* 添加负的上边距，让文字往上移 */
    position: relative;
    z-index: 2;
}

.service-item .description {
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    height: 100%;
    background: rgba(233, 148, 92, 0.722);
    transition: top 0.5s ease;
    display: flex;
    align-items: flex-start;
    justify-content: flex-start;
    padding: 30px;
    z-index: 1;
}

.service-item .description p {
    font-size: 16px;
    line-height: 1.8;
    color: white;
    margin-top: 25px;
    text-align: left;
}

/* 悬停效果 */
.service-item:hover .description {
    top: 0;
}


.service-item:hover h4 {
    transform: none;
}

/* 页脚样式 */
.footer {
    background-color: #333;
    color: #fff;
    padding: 60px 0 30px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
}

.footer-logo img {
    height: 50px;
}

.contact-info p {
    margin-bottom: 10px;
    margin-left: 20px;
    color: #999;
}

.qr-code img {
    width: 120px;
}

.copyright {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: #999;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .hero-content h1 {
        font-size: 32px;
        padding: 0 20px;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
        gap: 30px;
    }

    .about h2,
    .core-services h2,
    .team h2 {
        font-size: 28px;
    }

    .about h3,
    .core-services h3,
    .team h3 {
        font-size: 28px;
    }

    .about-content p {
        font-size: 14px;
    }

    .service-item h4 {
        font-size: 16px;
    }

    .service-item .description p {
        font-size: 14px;
    }

    .team-description p {
        font-size: 14px;
    }

    .contact-hero h1 {
        font-size: 32px;
    }

    .contact-info h2 {
        font-size: 20px;
    }

    .info-item {
        font-size: 14px;
    }

    .footer .contact-info p {
        font-size: 14px;
    }
} 

/* 为每个服务项目设置对应的背景图片 */
.service-item:nth-child(1) {
    background-image: url('../images/num1.jpg');
}

.service-item:nth-child(2) {
    background-image: url('../images/num2.jpg');
}

.service-item:nth-child(3) {
    background-image: url('../images/num3.jpg');
}

.service-item:nth-child(4) {
    background-image: url('../images/num4.jpg');
}

/* 企业理念 */
.motto {
    margin: 80px 0;
}

.motto-content {
    display: flex;
    height: 70vh;
}

.motto-text {
    flex: 1;
    background-color: #e74c3c;
    color: white;
    padding: 80px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.motto-text h2 {
    font-size: 42px;
    margin-bottom: 20px;
}

.motto-text p {
    font-size: 24px;
    margin-bottom: 40px;
}

.motto-text .btn {
    display: inline-block;
    padding: 12px 30px;
    background-color: rgba(255, 255, 255, 0.2);
    color: white;
    text-decoration: none;
    border: 2px solid white;
    transition: all 0.3s ease;
    width: fit-content;
}

.motto-text .btn:hover {
    background-color: white;
    color: #e74c3c;
}

.motto-image {
    flex: 1;
}

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

/* 团队绍 */
.team {
    padding: 80px 0;
    background-color: #f9f9f9;
}

.team-content {
    display: flex;
    gap: 60px;
    align-items: flex-start;
}

.team-image {
    flex: 1;
    opacity: 0;
    transform: translateY(100px);
}

.team-image img {
    width: 100%;
    border-radius: 4px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.team-info {
    flex: 1;
    opacity: 0;
    transform: translateY(100px);
}

.team h2 {
    font-size: 36px;
    margin-bottom: 10px;
    color: #333;
    text-align: left;
}

.team h3 {
    font-size: 24px;
    color: #666;
    margin-bottom: 40px;
    text-align: left;
}

.team-description p {
    font-size: 16px;
    line-height: 1.8;
    color: #666;
}

/* 响应式设计补充 */
@media (max-width: 768px) {
    .motto-content {
        flex-direction: column;
        height: auto;
    }
    
    .motto-text {
        padding: 40px 20px;
    }
    
    .motto-text h2 {
        font-size: 32px;
    }
    
    .motto-text p {
        font-size: 20px;
    }
    
    .team-content {
        flex-direction: column;
        gap: 30px;
    }
}

/* 联系我们页面样式 */
.contact-hero {
    height: 300px;
    background: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('../images/contact-bg.jpg') no-repeat center center;
    background-size: cover;
    margin-top: 80px;
    position: relative;
}

.contact-hero .container {
    height: 100%;
}

.contact-hero h1 {
    color: #fff;
    font-size: 48px;
    font-weight: bold;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
}

.contact-section {
    min-height: calc(90vh - 380px);
    display: flex;
    align-items: center;
}

.contact-section .container {
    width: 100%;
}

.contact-content {
    display: flex;
    gap: 60px;
    padding: 40px 0;
    align-items: flex-start;
}

.contact-info {
    flex: 1;
}

.contact-info h2 {
    font-size: 24px;
    color: #333;
    margin-bottom: 30px;
}

.info-item {
    margin-bottom: 20px;
}

.info-item .label {
    color: #666;
    margin-right: 10px;
}

.info-item .value {
    color: #333;
}

.map-container {
    flex: 1;
}

.map {
    margin-top: 40px;
}

.map #baiduMap {
    width: 100%;
    height: 400px;
    border-radius: 4px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

/* 响应式动画调整 */
@media (max-width: 768px) {
    .contact-section {
        min-height: calc(90vh - 380px);
    }
    
    .contact-hero h1 {
        margin-left: 20px;
        font-size: 36px;
    }
    
    .animate-left,
    .animate-right {
        animation-duration: 0.6s;
    }
}

/* 联系我们页面动画 */
@keyframes slideFromLeft {
    0% {
        opacity: 0;
        transform: translateX(-100px);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideFromRight {
    0% {
        opacity: 0;
        transform: translateX(100px);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

.animate-left {
    animation: slideFromLeft 0.8s ease-out forwards;
    opacity: 0;
}

.animate-right {
    animation: slideFromRight 0.8s ease-out forwards;
    opacity: 0;
}

/* 首页动画效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(100px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.about {
    opacity: 0;
    transform: scale(0.8);
}

.about.animate-start {
    animation: scaleIn 1s ease forwards;
}

.core-services {
    opacity: 0;
    transform: translateY(100px);
}

.core-services.animate-start {
    animation: fadeInUp 1.2s ease forwards;
}

/* 响应式动画调整 */
@media (max-width: 768px) {
    .core-services.animate-start,
    .about.animate-start,
    .team-image.animate-start,
    .team-info.animate-start {
        animation-duration: 0.8s;
    }
    
    .team-info.animate-start {
        animation-delay: 0.2s;
    }
}

/* 团队部分动画 */
.team-image {
    opacity: 0;
    transform: translateY(100px);
}

.team-info {
    opacity: 0;
    transform: translateY(100px);
}

.team-image.animate-start {
    animation: fadeInUp 1s ease forwards;
}

.team-info.animate-start {
    animation: fadeInUp 1s ease forwards;
    /* 延迟0.3秒，创造错落感 */
    animation-delay: 0.3s;
}

/* 首页动画效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(100px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.about {
    opacity: 0;
    transform: scale(0.8);
}

.about.animate-start {
    animation: scaleIn 1s ease forwards;
}

.core-services {
    opacity: 0;
    transform: translateY(100px);
}

.core-services.animate-start {
    animation: fadeInUp 1.2s ease forwards;
}

/* 响应式动画调整 */
@media (max-width: 768px) {
    .core-services.animate-start,
    .about.animate-start,
    .team-image.animate-start,
    .team-info.animate-start {
        animation-duration: 0.8s;
    }
    
    .team-info.animate-start {
        animation-delay: 0.2s;
    }
}