/* 英雄区样式 */
.hero {
    min-height: calc(100vh - 80px);
    background-color: #1a1a1a;
    display: flex;
    align-items: center;
    margin-top: 80px;
    position: relative;
    overflow: hidden;
    padding: 60px 0;
    background-image: url('../images/bg_home.jpeg');
    background-size: cover;
    background-position: center;
}

.hero .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.hero-content {
    max-width: 600px;
}

.hero-content h2 {
    font-size: clamp(2.5rem, 6vw, 3.25rem);
    color: #ffffff;
    margin-bottom: 25px;
    line-height: 1.1;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.hero-content p {
    font-size: 1.125rem;
    color: #cccccc;
    margin-bottom: 40px;
    max-width: 500px;
}

@media (max-width: 768px) {
    .hero-content p {
        font-size: 1rem;
    }
}

.hero-features {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 40px;
}

.feature-item {
    padding: 10px 20px;
    background-color: rgba(212, 175, 55, 0.1);
    color: #d4af37;
    border-radius: 30px;
    font-weight: 500;
    font-size: 0.9375rem;
    transition: all 0.3s ease;
}

.feature-item:hover {
    background-color: #d4af37;
    color: #121212;
    transform: translateY(-2px);
}

.hero-image {
    width: 550px;
    height: 420px;
    background-color: #d4af37;
    border-radius: 16px;
    opacity: 0.9;
    position: relative;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(212, 175, 55, 0.25);
    transform: perspective(1000px) rotateY(-5deg);
    transition: all 0.5s ease;
    background-image: url('../images/home1.jpg');
    background-size: cover;
    background-position: center;
}

.hero-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.05) 0%, rgba(255,255,255,0.15) 100%);
}

.hero:hover .hero-image {
    transform: perspective(1000px) rotateY(0);
}

/* 关于我们部分样式 */
.about {
    padding: 120px 0;
    background-color: #121212;
    position: relative;
    overflow: hidden;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 10% 20%, rgba(212, 175, 55, 0.03) 0%, rgba(15, 66, 129, 0.03) 90%);
    z-index: 0;
}

.about-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
    z-index: 1;
    flex-wrap: wrap;
    gap: 40px;
}

.about-text {
    max-width: 580px;
    padding: 20px;
    background: rgba(30, 30, 30, 0.8);
    border-radius: 16px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    transition: transform 0.5s ease, box-shadow 0.5s ease;
}

.about-text:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.about-text p {
    margin-bottom: 20px;
    font-size: 1.125rem;
    color: #e0e0e0;
    line-height: 1.7;
    position: relative;
    z-index: 1;
}

@media (max-width: 768px) {
    .about-text p {
        font-size: 1rem;
    }
}

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

.about-image {
    width: 520px;
    height: 380px;
    background-color: rgba(212, 175, 55, 0.1);
    border-radius: 16px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
    position: relative;
    overflow: hidden;
    background-image: url('../images/home2.jpg');
    background-size: cover;
    background-position: center;
    transition: transform 0.5s ease, box-shadow 0.5s ease;
}

.about-image:hover {
    transform: scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.25);
}

.about-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.1) 0%, rgba(26, 115, 232, 0.1) 100%);
}

/* 装饰元素 */
.about-decoration {
    position: absolute;
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, rgba(212, 175, 55, 0.1) 0%, rgba(212, 175, 55, 0) 70%);
    border-radius: 50%;
    z-index: 0;
}

.decoration-1 {
    top: 20%;
    right: 10%;
}

.decoration-2 {
    bottom: 15%;
    left: 8%;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .about-content {
        flex-direction: column;
    }
    
    .about-text,
    .about-image {
        width: 100%;
    }
}

@media (max-width: 768px) {
    .about {
        padding: 80px 0;
    }
    
    .about-text {
        padding: 15px;
    }
    
    .about-text p {
        font-size: 16px;
    }
}

/* 移除首段文字和首字母的特殊样式 */
.about-text p:first-child {
    font-size: 18px;
    color: #e0e0e0;
    font-weight: 400;
}

.about-text p::first-letter {
    font-size: inherit;
    font-weight: inherit;
    color: inherit;
    float: none;
    margin-right: 0;
    line-height: inherit;
}

/* 管理团队样式 */
.team {
    padding: 100px 0;
    background-color: #1a1a1a;
}

.team-content {
    display: flex;
    justify-content: space-between;
    gap: 30px;
    flex-wrap: wrap;
}

.team-member {
    flex: 1;
    min-width: 250px;
    padding: 30px;
    background-color: #1e1e1e;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.team-member:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.team-image {
    width: 150px;
    height: 150px;
    background-color: rgba(212, 175, 55, 0.2);
    border-radius: 50%;
    margin: 0 auto 20px;
    position: relative;
    overflow: hidden;
}

.team-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(26, 115, 232, 0.1) 0%, rgba(26, 115, 232, 0.3) 100%);
}

.team-member h3 {
    font-size: 22px;
    color: #ffffff;
    margin-bottom: 8px;
    font-weight: 600;
}

.team-member p:nth-child(3) {
    font-size: 16px;
    color: #d4af37;
    margin-bottom: 15px;
    font-weight: 500;
}

.team-member p:last-child {
    font-size: 15px;
    color: #cccccc;
    line-height: 1.7;
}

/* 公司架构样式 */
.structure {
    padding: 100px 0;
    background-color: #121212;
    position: relative;
    overflow: hidden;
}

.structure::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, rgba(212, 175, 55, 0.02) 0%, rgba(15, 66, 129, 0.02) 100%);
    z-index: 0;
}

.structure-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: 1300px;
    margin: 0 auto;
    width: 100%;
    position: relative;
    z-index: 1;
}

/* 连接线 */
.structure-connection {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 40px;
    background: linear-gradient(to bottom, #d4af37, rgba(212, 175, 55, 0));
    z-index: 0;
}

.parent-company {
    margin-bottom: 80px;
    width: 100%;
    max-width: 600px;
    position: relative;
}

.company-box {
    padding: 26px 32px;
    background-color: #1e1e1e;
    border-radius: 12px;
    text-align: center;
    font-weight: 600;
    color: #ffffff;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 1px solid rgba(212, 175, 55, 0.1);
    position: relative;
    overflow: hidden;
}

.company-box::before {
    content: '';
    position: absolute;
    top: -100%;
    left: -100%;
    width: 200%;
    height: 200%;
    background: linear-gradient(135deg, rgba(212, 175, 55, 0) 0%, rgba(212, 175, 55, 0.05) 50%, rgba(212, 175, 55, 0) 100%);
    transform: rotate(45deg);
    transition: all 0.6s ease;
    z-index: 0;
}

.company-box:hover::before {
    top: 100%;
    left: 100%;
}

.company-box:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(212, 175, 55, 0.15);
    border-color: rgba(212, 175, 55, 0.4);
}

.company-box h3 {
    position: relative;
    z-index: 1;
    font-size: 18px;
    margin: 0;
}

.parent-company .company-box {
    background: linear-gradient(135deg, #d4af37 0%, #f0c846 100%);
    color: #121212;
    padding: 32px 40px;
    font-size: 24px;
    box-shadow: 0 15px 40px rgba(212, 175, 55, 0.3);
    border: none;
}

.parent-company .company-box:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 45px rgba(212, 175, 55, 0.4);
}

.sub-companies {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    grid-auto-flow: row dense;
    gap: 30px;
    width: 100%;
    position: relative;
}

/* 子公司装饰元素 */
.sub-company-decoration {
    position: absolute;
    width: 100px;
    height: 100px;
    background: radial-gradient(circle, rgba(212, 175, 55, 0.05) 0%, rgba(212, 175, 55, 0) 70%);
    border-radius: 50%;
    z-index: 0;
}

.decoration-3 {
    top: -30px;
    right: 10%;
}

.decoration-4 {
    bottom: -20px;
    left: 5%;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .structure {
        padding: 80px 0;
    }
    
    .parent-company {
        margin-bottom: 60px;
    }
    
    .parent-company .company-box {
        padding: 24px 30px;
        font-size: 20px;
    }
    
    .sub-companies {
        grid-template-columns: 1fr;
    }
}

/* 企业理念样式 */
.philosophy {
    padding: 100px 0;
    background-color: #1e1e1e;
}

.philosophy-content {
    display: flex;
    justify-content: space-between;
    gap: 30px;
}

.philosophy-item {
    flex: 1;
    padding: 30px;
    background-color: #121212;
    border-radius: 8px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.philosophy-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

.philosophy-item h3 {
    font-size: 22px;
    color: #d4af37;
    margin-bottom: 15px;
    font-weight: 600;
}

.philosophy-item p {
    font-size: 16px;
    color: #ffffff;
}

/* 服务介绍样式 */
.services {
    padding: 100px 0;
    background-color: #1a1a1a;
}

.services-content {
    display: flex;
    justify-content: space-between;
    gap: 30px;
}

.service-item {
    flex: 1;
    padding: 30px;
    background-color: #121212;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: all 0.3s ease;
}

.service-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

.service-icon {
    width: 80px;
    height: 80px;
    background-color: #d4af37;
    border-radius: 50%;
    margin: 0 auto 25px;
    position: relative;
    transition: all 0.3s ease;
}

.service-icon::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
    background-color: #121212;
    mask-size: contain;
    mask-repeat: no-repeat;
    mask-position: center;
    -webkit-mask-size: contain;
    -webkit-mask-repeat: no-repeat;
    -webkit-mask-position: center;
}

.service-item:nth-child(1) .service-icon::after {
    mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M3 9l9-7 9 7v11a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2z'%3E%3C/path%3E%3Cpolyline points='9 22 9 12 15 12 15 22'%3E%3C/polyline%3E%3C/svg%3E");
    -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M3 9l9-7 9 7v11a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2z'%3E%3C/path%3E%3Cpolyline points='9 22 9 12 15 12 15 22'%3E%3C/polyline%3E%3C/svg%3E");
}

.service-item:nth-child(2) .service-icon::after {
    mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='2' y='7' width='20' height='14' rx='2' ry='2'%3E%3C/rect%3E%3Cpath d='M16 21V5a2 2 0 0 0-2-2h-4a2 2 0 0 0-2 2v16'%3E%3C/path%3E%3C/svg%3E");
    -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='2' y='7' width='20' height='14' rx='2' ry='2'%3E%3C/rect%3E%3Cpath d='M16 21V5a2 2 0 0 0-2-2h-4a2 2 0 0 0-2 2v16'%3E%3C/path%3E%3C/svg%3E");
}

.service-item:nth-child(3) .service-icon::after {
    mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M21 16V8a2 2 0 0 0-1-1.73l-7-4a2 2 0 0 0-2 0l-7 4A2 2 0 0 0 3 8v8a2 2 0 0 0 1 1.73l7 4a2 2 0 0 0 2 0l7-4A2 2 0 0 0 21 16z'%3E%3C/path%3E%3Cpolyline points='7.5 4.21 12 6.81 16.5 4.21'%3E%3C/polyline%3E%3Cpolyline points='7.5 19.79 7.5 14.6 3 12'%3E%3C/polyline%3E%3Cpolyline points='21 12 16.5 14.6 16.5 19.79'%3E%3C/polyline%3E%3Cpolyline points='3.27 6.96 12 12.01 20.73 6.96'%3E%3C/polyline%3E%3Cline x1='12' y1='22.08' x2='12' y2='12'%3E%3C/line%3E%3C/svg%3E");
    -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M21 16V8a2 2 0 0 0-1-1.73l-7-4a2 2 0 0 0-2 0l-7 4A2 2 0 0 0 3 8v8a2 2 0 0 0 1 1.73l7 4a2 2 0 0 0 2 0l7-4A2 2 0 0 0 21 16z'%3E%3C/path%3E%3Cpolyline points='7.5 4.21 12 6.81 16.5 4.21'%3E%3C/polyline%3E%3Cpolyline points='7.5 19.79 7.5 14.6 3 12'%3E%3C/polyline%3E%3Cpolyline points='21 12 16.5 14.6 16.5 19.79'%3E%3C/polyline%3E%3Cpolyline points='3.27 6.96 12 12.01 20.73 6.96'%3E%3C/polyline%3E%3Cline x1='12' y1='22.08' x2='12' y2='12'%3E%3C/line%3E%3C/svg%3E");
}

.service-item h3 {
    font-size: 1.375rem;
    color: #d4af37;
    margin-bottom: 15px;
    font-weight: 600;
}

.service-item p {
    font-size: 1rem;
    color: #ffffff;
}

/* 时间线样式 */
.timeline {
    padding: 100px 0;
    background-color: #1a1a1a;
}

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

.timeline-content::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 3px;
    background-color: #d4af37;
    transform: translateX(-50%);
}

.timeline-item {
    display: flex;
    margin-bottom: 50px;
    position: relative;
}

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

.timeline-date {
    width: 120px;
    padding: 10px;
    background-color: #d4af37;
    color: #121212;
    text-align: center;
    font-weight: 600;
    border-radius: 4px;
    margin: 0 30px;
    box-shadow: 0 4px 10px rgba(212, 175, 55, 0.2);
}

.timeline-text {
    flex: 1;
    padding: 25px;
    background-color: #121212;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.timeline-text h3 {
    font-size: 20px;
    color: #d4af37;
    margin-bottom: 10px;
    font-weight: 600;
}

.timeline-text p {
    font-size: 16px;
    color: #ffffff;
}

.timeline-item::after {
    content: '';
    position: absolute;
    top: 15px;
    width: 20px;
    height: 20px;
    background-color: #121212;
    border: 3px solid #d4af37;
    border-radius: 50%;
    left: 50%;
    transform: translateX(-50%);
}

/* 案例概述样式 */
.cases-overview {
    padding: 100px 0 50px;
    background-color: white;
}

/* 案例展示样式 */
.cases-showcase {
    padding: 50px 0 100px;
    background-color: #f9f9f9;
}

.cases-content {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.case-item {
    background-color: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    display: flex;
    flex-direction: column;
}

.case-image {
    width: 100%;
    height: 200px;
    background-color: #e1f0ff;
}

.case-info {
    padding: 20px;
}

.case-info h3 {
    font-size: 20px;
    color: #333;
    margin-bottom: 10px;
}

.case-location {
    font-size: 14px;
    color: white;
    margin-bottom: 15px;
}

.case-description {
    font-size: 16px;
    color: #666;
    margin-bottom: 20px;
}

.case-features {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.case-features span {
    padding: 5px 15px;
    background-color: #f0f7ff;
    color: white;
    border-radius: 20px;
    font-size: 14px;
}

/* 案例数据样式 */
.cases-data {
    padding: 100px 0;
    background-color: white;
}

.data-content {
    display: flex;
    justify-content: space-between;
    gap: 30px;
}

.data-item {
    flex: 1;
    text-align: center;
}

.data-number {
    font-size: 42px;
    font-weight: 700;
    color: white;
    margin-bottom: 10px;
}

.data-text {
    font-size: 18px;
    color: #333;
}

/* 联系我们样式 */
.contact {
    padding: 100px 0;
    background-color: white;
}

.contact-content {
    display: flex;
    justify-content: space-between;
    gap: 50px;
}

.contact-info {
    flex: 1;
}

.contact-info p {
    margin-bottom: 30px;
    font-size: 16px;
    color: #666;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.detail-item {
    display: flex;
    align-items: center;
}

.detail-item .icon {
    width: 40px;
    height: 40px;
    background-color: white;
    border-radius: 50%;
    margin-right: 15px;
    position: relative;
}

.detail-item .text {
    font-size: 16px;
    color: #333;
}

.contact-form {
    flex: 1;
}

.contact-form form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-form input,
.contact-form textarea {
    padding: 15px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
    color: #333;
}

.contact-form textarea {
    height: 150px;
    resize: vertical;
}

/* 响应式设计 - 首页专用部分 */
@media (max-width: 992px) {
    .hero .container {
        flex-direction: column;
        text-align: center;
        padding-top: 50px;
    }

    .hero-content {
        max-width: 100%;
        margin-bottom: 50px;
    }

    .hero-image {
        width: 100%;
        max-width: 500px;
    }
}

@media (max-width: 768px) {
    .sub-companies {
        grid-template-columns: 1fr;
    }

    .cases-content {
        grid-template-columns: 1fr;
    }

    .data-content {
        flex-direction: column;
        gap: 40px;
    }

    .about-content,
    .team-content,
    .philosophy-content,
    .services-content,
    .contact-content {
        flex-direction: column;
    }

    .about-text {
        padding-right: 0;
        margin-bottom: 50px;
    }
}