/* about.css - FULL CORRECTED CONTENT */

/* 松宝是谁版块样式 */
.who-we-are-section {
    padding: 180px 0;
    background: #ffffff;
    position: relative;
    overflow: hidden;
}

/* 发展历程版块样式 */
.development-history-section {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.development-history-main-title {
    text-align: left;
    font-size: 48px;
    font-weight: bold;
    color: #6b7c93;
    margin-bottom: 20px;
    position: relative;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding: 0 0px;
}

.development-history-subtitle {
    text-align: left;
    padding: 0 0px;
    font-size: 1.1rem;
    color: #7f8c8d;
    margin-bottom: 60px;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

/* New, consolidated timeline styles */
.development-history-timeline {
    display: flex;
    flex-direction: column;
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
}

.timeline-card {
    display: flex;
    margin-bottom: 40px;
    position: relative;
    padding: 20px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.timeline-card::before {
    content: attr(data-number);
    position: absolute;
    left: -25px;
    top: 20px;
    width: 35px;
    height: 35px;
    background-color: #4a90e2;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 14px;
    z-index: 10;
    box-shadow: 0 2px 8px rgba(74, 144, 226, 0.3);
}

.timeline-card:not(:last-child)::after {
    content: '';
    position: absolute;
    left: -8px;
    top: 55px;
    width: 2px;
    height: calc(100% + 20px);
    background: #c0c0c0;
    z-index: 1;
}

.timeline-image {
    width: 80px;
    height: 80px;
    margin-right: 15px;
    flex-shrink: 0;
}

.timeline-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 8px;
}

.timeline-content {
    flex: 1;
}

.timeline-year {
    font-size: 14px;
    color: #4a90e2;
    font-weight: bold;
    margin-bottom: 5px;
}

.timeline-title {
    font-size: 16px;
    font-weight: bold;
    color: #2c3e50;
    margin-bottom: 8px;
    line-height: 1.3;
}

/* Desktop layout - two staggered columns */
@media (min-width: 992px) {
    .development-history-timeline {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 40px 80px;
        padding: 40px 50px;
    }

    .development-history-timeline::before {
        content: '';
        position: absolute;
        left: 50%;
        top: 40px;
        bottom: 40px;
        width: 2px;
        background: #e0e0e0;
        transform: translateX(-50%);
    }

    .timeline-card {
        margin-bottom: 0;
    }

    .timeline-card:nth-child(odd) {
        grid-column: 1;
    }

    .timeline-card:nth-child(even) {
        grid-column: 2;
        margin-top: 60px;
    }

    .timeline-card::before {
        left: -45px;
    }

    .timeline-card:not(:last-child)::after {
        display: none;
    }
}

@media (max-width: 480px) {
    .timeline-card {
        padding: 15px;
    }
    
    .timeline-image {
        height: 120px;
    }
    
    .timeline-year {
        font-size: 14px;
    }
    
    .timeline-title {
        font-size: 16px;
    }
    
    .timeline-description {
        font-size: 12px;
    }
}

/* 合作伙伴版块样式 */
.cooperation-section {
    padding: 80px 0;
    background: #ffffff;
}

.cooperation-main-title {
    text-align: center;
    font-size: 48px;
    font-weight: bold;
    color: #6b7c93;
    margin-bottom: 20px;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding: 0 20px;
}

.cooperation-subtitle {
    text-align: left;
    font-size: 18px;
    color: #8a9ba8;
    margin-bottom: 60px;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding: 0 20px;
}

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

.cooperation-logos {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 40px;
}

.cooperation-logo {
    flex: 0 0 auto;
    transition: transform 0.3s ease;
    text-align: center;
}

.cooperation-logo img {
    height: 80px;
    width: auto;
    object-fit: contain;
    filter: grayscale(100%);
    transition: all 0.3s ease;
}

.cooperation-logo:hover img {
    filter: grayscale(0%);
    transform: scale(1.1);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .cooperation-section {
        padding: 60px 0;
    }
    
    .cooperation-main-title {
        font-size: 36px;
    }
    
    .cooperation-subtitle {
        font-size: 16px;
        margin-bottom: 40px;
    }
    
    .cooperation-logos {
        gap: 30px;
    }
    
    .cooperation-logo img {
        height: 60px;
    }
}

@media (max-width: 480px) {
    .cooperation-main-title {
        font-size: 28px;
    }
    
    .cooperation-subtitle {
        font-size: 14px;
    }
    
    .cooperation-logos {
        gap: 20px;
    }
    
    .cooperation-logo img {
        height: 50px;
    }
}
.who-we-are-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    gap: 60px;
}
.who-we-are-content {
    flex: 1;
    opacity: 0;
    transform: translateX(50px);
    animation: fadeInRight 1s ease-out forwards;
}
.who-we-are-title {
    font-size: 48px;
    font-weight: bold;
    color: #6b7c93;
    margin-bottom: 30px;
    text-align: left;
    opacity: 0;
    transform: translateY(-30px);
    animation: fadeInDown 1s ease-out 0.3s forwards;
}
.who-we-are-text {
    background: #ffffff;
    padding: 25px;
    border-radius: 15px;
    margin-bottom: 20px;
    font-size: 16px;
    line-height: 1.8;
    color: #6b7c93;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s ease-out forwards;
}
.who-we-are-text:nth-child(3) { animation-delay: 0.5s; }
.who-we-are-text:nth-child(4) { animation-delay: 0.7s; }
.who-we-are-text:nth-child(5) { animation-delay: 0.9s; }
.who-we-are-text:nth-child(6) { animation-delay: 1.1s; }
.who-we-are-image {
    flex: 0 0 400px;
    opacity: 0;
    transform: translateX(-50px);
    animation: fadeInLeft 1s ease-out 0.5s forwards;
}
.who-we-are-image img {
    width: 100%;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
}
.who-we-are-image img:hover { transform: scale(1.05); }

@keyframes fadeInLeft { to { opacity: 1; transform: translateX(0); } }
@keyframes fadeInRight { to { opacity: 1; transform: translateX(0); } }
@keyframes fadeInUp { to { opacity: 1; transform: translateY(0); } }
@keyframes fadeInDown { to { opacity: 1; transform: translateY(0); } }

@media (max-width: 768px) {
    .who-we-are-container { flex-direction: column; gap: 40px; }
    .who-we-are-image { flex: none; width: 100%; }
    .who-we-are-title { font-size: 36px; }
    .who-we-are-text { font-size: 14px; padding: 20px; }
}
@media (max-width: 480px) {
    .who-we-are-section { padding: 60px 0; }
    .who-we-are-title { font-size: 28px; }
    .who-we-are-container { padding: 0 15px; }
}

/* 研发投入版块样式 - CORRECTED */
.rd-investment-section {
    padding: 80px 0;
    background: #ffffff;
}
.rd-investment-main-title {
    max-width: 1200px;
    margin: 0 auto 60px auto;
    padding: 0 20px;
    font-size: 48px;
    font-weight: bold;
    color: #6b7c93;
    text-align: left;
}
.rd-investment-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 70px 60px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 30px 20px 0;
}
.rd-investment-card {
    background: #fff;
    text-align: left;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    padding: 0;
    position: relative;
    margin-top: 30px;
    overflow: visible;
}
.rd-investment-top {
    position: relative;
    border-top: 8px solid #6b7c93;
    margin: 0;
    height: 5px;
}
.rd-investment-icon {
    position: absolute;
    top: -33px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 60px;
    background: #6b7c93;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
}
.rd-investment-icon img {
    width: 30px;
    height: 30px;
    filter: brightness(0) invert(1);
}
.rd-investment-content {
    padding: 50px 25px 25px;
    text-align: left;
}
.rd-investment-title {
    font-size: 28px !important;
    font-weight: bold !important;
    color: #5a6c7d !important;
    margin-bottom: 15px;
}
.rd-investment-text {
    font-size:20px;
    color: #5a6c7d;
    line-height: 1.8;
    margin: 0;
}
@media (max-width: 768px) {
    .rd-investment-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    .rd-investment-main-title {
        font-size: 36px;
        text-align: center;
    }
}
@media (max-width: 480px) {
    .rd-investment-section {
        padding: 60px 0;
    }
    .rd-investment-main-title {
        font-size: 28px;
        margin-bottom: 40px;
    }
}

/* 我们为世界带来了什么版块样式 - RESTORED */
.what-we-bring-section {
    padding: 0px 0;
    background: #ffffff;
    position: relative;
    overflow: hidden;
}
.what-we-bring-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}
.what-we-bring-main-title {
    font-size: 48px;
    font-weight: bold;
    color: #6b7c93;
    margin-bottom: 60px;
    text-align: left;
    opacity: 0;
    transform: translateY(-30px);
    animation: fadeInDown 1s ease-out forwards;
}
.what-we-bring-item {
    display: flex;
    align-items: center;
    gap: 60px;
    margin-bottom: 40px;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s ease-out forwards;
}
.what-we-bring-item:nth-child(2) { animation-delay: 0.3s; }
.what-we-bring-item:nth-child(4) { animation-delay: 0.6s; }
.what-we-bring-item:nth-child(6) { animation-delay: 0.9s; }
.what-we-bring-item.reverse { flex-direction: row-reverse; }
.what-we-bring-content { flex: 1; }
.what-we-bring-title {
    font-size: 32px;
    font-weight: bold;
    color: #6b7c93;
    margin-bottom: 20px;
    text-align: left;
}
.what-we-bring-text {
    background: #ffffff;
    padding: 25px;
    border-radius: 15px;
    font-size: 16px;
    line-height: 1.8;
    color: #6b7c93;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}
.what-we-bring-image { flex: 0 0 400px; }
.what-we-bring-image img {
    width: 100%;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
}
.what-we-bring-image img:hover { transform: scale(1.05); }
.what-we-bring-divider {
    border: none;
    height: 2px;
    background: linear-gradient(to right, transparent, #6b7c93, transparent);
    margin: 60px 0;
    opacity: 0.3;
}
@media (max-width: 768px) {
    .what-we-bring-item,
    .what-we-bring-item.reverse {
        flex-direction: column;
        gap: 40px;
    }
    .what-we-bring-image { flex: none; width: 100%; }
    .what-we-bring-main-title { font-size: 36px; }
    .what-we-bring-title { font-size: 24px; }
    .what-we-bring-text { font-size: 14px; padding: 20px; }
}
@media (max-width: 480px) {
    .what-we-bring-section { padding: 60px 0; }
    .what-we-bring-main-title { font-size: 28px; }
    .what-we-bring-title { font-size: 20px; }
    .what-we-bring-container { padding: 0 15px; }
}

/* 研发平台版块 - 时间线样式 */
.rd-platform-section {
    padding: 80px 0;
    background: #f8f9fa;
}

.rd-platform-main-title {
    text-align: left;
    font-size: 48px;
    font-weight: bold;
    color: #6b7c93;
    margin-bottom: 60px;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding: 0 20px;
}

.rd-platform-grid {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
}

/* 时间线主线 */
.rd-platform-grid::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: #6b7c93;
    transform: translateX(-50%);
    z-index: 1;
}

.rd-platform-card {
    display: flex;
    align-items: center;
    margin-bottom: 80px;
    position: relative;
    z-index: 2;
}

.rd-platform-card:nth-child(2) {
    flex-direction: row-reverse;
    margin-top: -380px;
    position: relative;
    z-index: 4;
}

.rd-platform-card:nth-child(3) {
    margin-top: -100px;
    position: relative;
    z-index: 3;
}

.rd-platform-card:nth-child(even):not(:nth-child(2)) {
    flex-direction: row-reverse;
}

.rd-platform-card:last-child {
    margin-bottom: 0;
}

/* 时间节点圆圈 */
.rd-platform-number {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: #6b7c93;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: bold;
    border: 4px solid #f8f9fa;
    z-index: 3;
}

/* 连接线段 */
.rd-platform-card::before {
    content: '';
    position: absolute;
    top: 50%;
    width: 60px;
    height: 2px;
    background: #6b7c93;
    z-index: 2;
}

.rd-platform-card:nth-child(odd)::before {
    right: 50%;
    margin-right: 30px;
}

.rd-platform-card:nth-child(2)::before {
    left: 50%;
    margin-left: 30px;
}

.rd-platform-card:nth-child(even):not(:nth-child(2))::before {
    left: 50%;
    margin-left: 30px;
}

/* 内容区域 */
.rd-platform-content-wrapper {
    flex: 1;
    max-width: 45%;
    padding: 30px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    position: relative;
}

.rd-platform-card:nth-child(odd) .rd-platform-content-wrapper {
    margin-right: 60px;
    text-align: right;
}

.rd-platform-card:nth-child(2) .rd-platform-content-wrapper {
    margin-left: 60px;
    text-align: left;
}

.rd-platform-card:nth-child(even):not(:nth-child(2)) .rd-platform-content-wrapper {
    margin-left: 60px;
    text-align: left;
}

/* 内容区域箭头 */
.rd-platform-content-wrapper::before {
    content: '';
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border: 15px solid transparent;
}

.rd-platform-card:nth-child(odd) .rd-platform-content-wrapper::before {
    right: -30px;
    border-left-color: white;
}

.rd-platform-card:nth-child(2) .rd-platform-content-wrapper::before {
    left: -30px;
    border-right-color: white;
}

.rd-platform-card:nth-child(even):not(:nth-child(2)) .rd-platform-content-wrapper::before {
    left: -30px;
    border-right-color: white;
}

.rd-platform-image {
    margin-bottom: 20px;
}

.rd-platform-image img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.rd-platform-year {
    font-size: 28px;
    font-weight: bold;
    color: #6b7c93;
    margin-bottom: 15px;
}

.rd-platform-title {
    font-size: 18px;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 10px;
    line-height: 1.4;
}

.rd-platform-subtitle {
    font-size: 14px;
    color: #7f8c8d;
    margin: 0;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .rd-platform-section {
        padding: 60px 0;
    }
    
    .rd-platform-main-title {
        font-size: 36px;
        margin-bottom: 40px;
        text-align: center;
    }
    
    .rd-platform-grid {
        padding: 0 15px;
    }
    
    /* 移动端时间线居中 */
    .rd-platform-grid::before {
        left: 30px;
        transform: none;
    }
    
    .rd-platform-card {
        flex-direction: row !important;
        margin-bottom: 60px;
        padding-left: 80px;
    }
    
    .rd-platform-card:nth-child(2) {
        flex-direction: row !important;
        margin-top: -40px;
    }
    
    .rd-platform-card:nth-child(even):not(:nth-child(2)) {
        flex-direction: row !important;
    }
    
    .rd-platform-number {
        left: 30px;
        top: 30px;
        transform: translate(-50%, 0);
        width: 50px;
        height: 50px;
        font-size: 20px;
    }
    
    .rd-platform-card::before {
        display: none;
    }
    
    .rd-platform-content-wrapper {
        max-width: 100%;
        margin: 0 !important;
        text-align: left !important;
    }
    
    .rd-platform-content-wrapper::before {
        display: none;
    }
    
    .rd-platform-title {
        font-size: 16px;
    }
    
    .rd-platform-year {
        font-size: 24px;
    }
}

@media (max-width: 480px) {
    .rd-platform-section {
        padding: 40px 0;
    }
    
    .rd-platform-main-title {
        font-size: 28px;
        margin-bottom: 30px;
    }
    
    .rd-platform-card {
        padding-left: 70px;
        margin-bottom: 50px;
    }
    
    .rd-platform-content-wrapper {
        padding: 20px;
    }
    
    .rd-platform-number {
        width: 40px;
        height: 40px;
        font-size: 18px;
        left: 25px;
    }
    
    .rd-platform-grid::before {
        left: 25px;
    }
    
    .rd-platform-year {
        font-size: 20px;
    }
    
    .rd-platform-title {
        font-size: 15px;
    }
}

/* 技术成果版块样式 */
.tech-achievements-section {
    padding: 80px 0;
    background: #ffffff;
}

.tech-achievements-main-title {
    max-width: 1200px;
    margin: 0 auto 60px auto;
    padding: 0 20px;
    font-size: 48px;
    font-weight: bold;
    color: #6b7c93;
    text-align: left;
}

.tech-achievements-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.tech-achievements-card {
    background: #f8f9fa;
    border-radius: 12px;
    padding: 40px 30px;
    text-align: left;
    border: 1px solid #e9ecef;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.tech-achievements-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.tech-achievements-number {
    font-size: 72px;
    font-weight: bold;
    color: #6b7c93;
    line-height: 1;
    margin-bottom: 20px;
}

.tech-achievements-content {
    margin-top: 20px;
}

.tech-achievements-title {
    font-size: 28px !important;
    font-weight: bold !important;
    color: #5a6c7d !important;
    margin-bottom: 15px;
}

.tech-achievements-text {
    font-size: 16px;
    color: #5a6c7d;
    line-height: 1.6;
    margin: 0;
}

@media (max-width: 768px) {
    .tech-achievements-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .tech-achievements-main-title {
        font-size: 36px;
        text-align: center;
    }
    
    .tech-achievements-number {
        font-size: 60px;
    }
    
    .tech-achievements-card {
        padding: 30px 25px;
    }
}

@media (max-width: 480px) {
    .tech-achievements-section {
        padding: 60px 0;
    }
    
    .tech-achievements-main-title {
        font-size: 28px;
        margin-bottom: 40px;
    }
    
    .tech-achievements-number {
        font-size: 48px;
    }
    
    .tech-achievements-title {
        font-size: 24px !important;
    }
    
    .tech-achievements-text {
        font-size: 14px;
    }
}

/* 质量方针版块样式 */
.quality-policy-section {
    padding: 80px 0;
    background: #f8f9fa;
}

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

.quality-policy-main-title {
    font-size: 48px;
    font-weight: 700;
    color: #647687;
    text-align: center;
    margin-bottom: 60px;
    position: relative;
}

.quality-policy-main-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: #647687;
    border-radius: 2px;
}

.quality-policy-content {
    display: flex;
    align-items: center;
    gap: 60px;
    max-width: 1000px;
    margin: 0 auto;
}

.quality-policy-image {
    flex: 1;
    text-align: center;
}

.quality-policy-image img {
    max-width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.quality-policy-image img:hover {
    transform: translateY(-5px);
}

.quality-policy-text {
    flex: 1;
    padding: 40px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    position: relative;
}

.quality-policy-text::before {
    content: '';
    position: absolute;
    top: 30px;
    left: 30px;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #6b7c93, #4a5568);
    border-radius: 50%;
    opacity: 0.1;
}

.quality-policy-text p {
    font-size: 20px;
    line-height: 1.8;
    color: #2c3e50;
    margin: 0;
    font-weight: 500;
    position: relative;
    z-index: 1;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .quality-policy-section {
        padding: 60px 0;
    }
    
    .quality-policy-main-title {
        font-size: 36px;
        margin-bottom: 40px;
    }
    
    .quality-policy-content {
        flex-direction: column;
        gap: 40px;
    }
    
    .quality-policy-text {
        padding: 30px;
    }
    
    .quality-policy-text p {
         font-size: 18px;
     }
 }

/* 资质证书版块样式 */
.qualification-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    position: relative;
}

.qualification-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: #647687;
}

.qualification-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    color: #647687;
    margin-bottom: 60px;
    position: relative;
}

.qualification-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: #647687;
    border-radius: 2px;
}

.qualification-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.qualification-item {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
}

.qualification-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
    border-color: #647687;
}

.qualification-image {
    position: relative;
    overflow: hidden;
    height: 280px;
    background: #f8f9fa;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.qualification-image img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: transform 0.3s ease;
    border-radius: 8px;
}

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

.qualification-label {
    padding: 20px;
    text-align: center;
    font-size: 1rem;
    font-weight: 600;
    color: #647687;
    background: white;
    position: relative;
    min-height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.qualification-label::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 3px;
    background: #647687;
    border-radius: 2px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .qualification-section {
        padding: 60px 0;
    }
    
    .qualification-title {
        font-size: 2rem;
        margin-bottom: 40px;
    }
    
    .qualification-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
        padding: 0 20px;
    }
    
    .qualification-image {
        height: 220px;
        padding: 15px;
    }
    
    .qualification-label {
        padding: 15px;
        font-size: 0.9rem;
        min-height: 50px;
    }
}

/* 体系资质认证版块样式 */
.certification-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    position: relative;
}

.certification-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: #647687;
}

.certification-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    color: #647687;
    margin-bottom: 60px;
    position: relative;
}

.certification-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: #647687;
    border-radius: 2px;
}

.certification-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.certification-item {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
}

.certification-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.certification-image {
    position: relative;
    overflow: hidden;
    height: 250px;
    background: #f8f9fa;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.certification-image img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: transform 0.3s ease;
}

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

.certification-label {
    padding: 20px;
    text-align: center;
    font-size: 1rem;
    font-weight: 600;
    color: #647687;
    background: white;
    position: relative;
    min-height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.certification-label::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 3px;
    background: #647687;
    border-radius: 2px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .certification-section {
        padding: 60px 0;
    }
    
    .certification-title {
        font-size: 2rem;
        margin-bottom: 40px;
    }
    
    .certification-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
        padding: 0 20px;
    }
    
    .certification-image {
        height: 200px;
        padding: 15px;
    }
    
    .certification-label {
        padding: 15px;
        font-size: 0.9rem;
        min-height: 50px;
    }
}

/* 荣誉资质版块样式 */
.honor-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    position: relative;
}

.honor-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: #647687;
}

.honor-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    color: #647687;
    margin-bottom: 60px;
    position: relative;
}

.honor-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: #647687;
    border-radius: 2px;
}

.honor-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.honor-item {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
}

.honor-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.honor-image {
    position: relative;
    overflow: hidden;
    height: 250px;
    background: #f8f9fa;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.honor-image img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: transform 0.3s ease;
}

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

.honor-label {
    padding: 20px;
    text-align: center;
    font-size: 1rem;
    font-weight: 600;
    color: #647687;
    background: white;
    position: relative;
    min-height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.honor-label::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 3px;
    background: #647687;
    border-radius: 2px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .honor-section {
        padding: 60px 0;
    }
    
    .honor-title {
        font-size: 2rem;
        margin-bottom: 40px;
    }
    
    .honor-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
        padding: 0 20px;
    }
    
    .honor-image {
        height: 200px;
        padding: 15px;
    }
    
    .honor-label {
        padding: 15px;
        font-size: 0.9rem;
        min-height: 50px;
    }
}

/* 市场版块样式 */
.market-section {
    padding: 80px 0;
    background: white;
}

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

.market-main-title {
    font-size: 48px;
    font-weight: 700;
    color: #647687;
    text-align: center;
    margin-bottom: 60px;
    position: relative;
}

.market-main-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: #647687;
    border-radius: 2px;
}

.market-content {
    display: flex;
    align-items: center;
    gap: 60px;
    max-width: 1100px;
    margin: 0 auto;
}

.market-left {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.market-image {
    text-align: center;
}

.market-image img {
    max-width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.market-image img:hover {
    transform: translateY(-5px);
}

.market-text {
    padding: 30px;
    background: #f8f9fa;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    position: relative;
}

.market-text::before {
    content: '';
    position: absolute;
    top: 20px;
    left: 20px;
    width: 30px;
    height: 30px;
    background: linear-gradient(135deg, #6b7c93, #4a5568);
    border-radius: 50%;
    opacity: 0.1;
}

.market-text p {
    font-size: 18px;
    line-height: 1.8;
    color: #2c3e50;
    margin: 0 0 15px 0;
    font-weight: 500;
    position: relative;
    z-index: 1;
}

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

.market-right {
    flex: 1;
    text-align: center;
}

.market-map img {
    max-width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.market-map img:hover {
    transform: scale(1.02);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .market-section {
        padding: 60px 0;
    }
    
    .market-main-title {
        font-size: 36px;
        margin-bottom: 40px;
    }
    
    .market-content {
        flex-direction: column;
        gap: 40px;
    }
    
    .market-left {
        gap: 20px;
    }
    
    .market-text {
        padding: 25px;
    }
    
    .market-text p {
        font-size: 16px;
    }
}

/* 服务版块样式 */
.service-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    position: relative;
    overflow: hidden;
}

.service-section::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="2" fill="%23007bff" opacity="0.1"/><circle cx="80" cy="80" r="2" fill="%23007bff" opacity="0.1"/></svg>');
    pointer-events: none;
}

.service-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    color: #647687;
    margin-bottom: 60px;
    position: relative;
}

.service-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: #647687;
    border-radius: 2px;
}

.service-content {
    display: flex;
    align-items: center;
    gap: 60px;
    max-width: 1200px;
    margin: 0 auto;
}

.service-left {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 30px;
}

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

.service-image img {
    max-width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 123, 255, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-image img:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 123, 255, 0.2);
}

.service-text {
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    position: relative;
}

.service-text::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: #647687;
    border-radius: 0 2px 2px 0;
}

.service-text p {
    margin: 0 0 15px 0;
    line-height: 1.8;
    color: #555;
    font-size: 1.1rem;
}

.service-text p:last-child {
    margin-bottom: 0;
    font-weight: 600;
    color: #647687;
}

.service-right {
    flex: 1;
    text-align: center;
}

.service-tools img {
    max-width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 123, 255, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-tools img:hover {
    transform: scale(1.05);
    box-shadow: 0 20px 40px rgba(0, 123, 255, 0.2);
}

/* 服务版块媒体查询 - 移动端适配 */
@media (max-width: 768px) {
    .service-section {
        padding: 60px 0;
    }
    
    .service-title {
        font-size: 2rem;
        margin-bottom: 40px;
    }
    
    .service-content {
        flex-direction: column;
        gap: 40px;
    }
    
    .service-left {
        gap: 20px;
    }
    
    .service-text {
        padding: 20px;
    }
    
    .service-text p {
        font-size: 1rem;
    }
}

/* 公司部分实景版块样式 */
.company-scene-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    position: relative;
}

.company-scene-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: #647687;
}

.company-scene-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    color: #647687;
    margin-bottom: 60px;
    position: relative;
}

.company-scene-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: #647687;
    border-radius: 2px;
}

.company-scene-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.scene-item {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
}

.scene-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

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

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

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

.scene-label {
    padding: 20px;
    text-align: center;
    font-size: 1.1rem;
    font-weight: 600;
    color: #647687;
    background: white;
    position: relative;
}

.scene-label::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 3px;
    background: #647687;
    border-radius: 2px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .company-scene-section {
        padding: 60px 0;
    }
    
    .company-scene-title {
        font-size: 2rem;
        margin-bottom: 40px;
    }
    
    .company-scene-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
        padding: 0 20px;
    }
    
    .scene-image {
        height: 180px;
    }
    
    .scene-label {
        padding: 15px;
        font-size: 1rem;
    }
}