/* 时间线样式优化 - 与网站整体风格保持一致 */
.innovation-timeline {
    position: relative;
    max-width: 800px;
    margin: 2rem auto;
    padding: 2rem 0;
}

.innovation-timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(135deg, var(--color-gold-light), var(--color-gold));
    transform: translateX(-50%);
    border-radius: 2px;
}

.timeline-item {
    position: relative;
    margin: 3rem 0;
    display: flex;
    align-items: center;
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
}

.timeline-item:nth-child(1) { animation-delay: 0.2s; }
.timeline-item:nth-child(2) { animation-delay: 0.4s; }
.timeline-item:nth-child(3) { animation-delay: 0.6s; }

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

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

.timeline-marker {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 25px rgba(212, 175, 55, 0.3);
    border: 4px solid var(--color-white);
    z-index: 2;
    transition: all 0.3s ease;
}

.timeline-marker:hover {
    transform: translateX(-50%) scale(1.1);
    box-shadow: 0 12px 35px rgba(212, 175, 55, 0.4);
}

.timeline-marker i {
    color: var(--color-white);
    font-size: 1.5rem;
    font-weight: bold;
}

.timeline-content {
    background: var(--color-white);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-card);
    width: calc(50% - 60px);
    margin: 0 30px;
    border: 1px solid var(--color-neutral-200);
    transition: all 0.3s ease;
    position: relative;
}

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

.timeline-content::before {
    content: '';
    position: absolute;
    top: 50%;
    width: 0;
    height: 0;
    border: 15px solid transparent;
}

.timeline-item:nth-child(odd) .timeline-content::before {
    right: -30px;
    border-left-color: var(--color-white);
    transform: translateY(-50%);
}

.timeline-item:nth-child(even) .timeline-content::before {
    left: -30px;
    border-right-color: var(--color-white);
    transform: translateY(-50%);
}

.timeline-content h4 {
    color: var(--color-gold-dark);
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
    font-family: var(--font-family);
    line-height: 1.4;
}

.timeline-content p {
    color: var(--color-neutral-700);
    font-size: 1rem;
    line-height: 1.6;
    margin: 0;
    font-family: var(--font-family);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .innovation-timeline::before {
        left: 30px;
    }

    .timeline-item {
        flex-direction: row !important;
        margin: 2rem 0;
    }

    .timeline-marker {
        left: 30px;
        width: 50px;
        height: 50px;
    }

    .timeline-marker i {
        font-size: 1.2rem;
    }

    .timeline-content {
        width: calc(100% - 80px);
        margin-left: 80px;
        margin-right: 0;
    }

    .timeline-content::before {
        left: -15px !important;
        right: auto !important;
        border-right-color: var(--color-white) !important;
        border-left-color: transparent !important;
    }
}

@media (max-width: 480px) {
    .innovation-timeline {
        padding: 1rem 0;
        margin: 1rem auto;
    }

    .timeline-content {
        padding: 1.5rem;
    }

    .timeline-content h4 {
        font-size: 1.1rem;
    }

    .timeline-content p {
        font-size: 0.9rem;
    }
}

/* AI核心能力模块样式优化 - 与网站整体风格保持一致 */
.ai-capabilities {
    background: var(--color-white);
    padding: 3rem 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-card);
    margin: 2rem 0;
    border: 1px solid var(--color-neutral-200);
}

.ai-capabilities h3 {
    text-align: center;
    color: var(--color-gold-dark);
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 3rem;
    font-family: var(--font-family);
    position: relative;
}

.ai-capabilities h3::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(135deg, var(--color-gold-light), var(--color-gold));
    border-radius: 2px;
}

.capabilities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.capability-item {
    background: var(--color-white);
    padding: 2.5rem 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-card);
    border: 1px solid var(--color-neutral-200);
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
}

.capability-item:nth-child(1) { animation-delay: 0.1s; }
.capability-item:nth-child(2) { animation-delay: 0.2s; }
.capability-item:nth-child(3) { animation-delay: 0.3s; }
.capability-item:nth-child(4) { animation-delay: 0.4s; }

.capability-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, var(--color-gold-light), var(--color-gold));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.capability-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-card-hover);
    border-color: var(--color-gold-light);
}

.capability-item:hover::before {
    transform: scaleX(1);
}

.capability-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    box-shadow: 0 8px 25px rgba(212, 175, 55, 0.3);
    transition: all 0.3s ease;
    position: relative;
}

.capability-icon::before {
    content: '';
    position: absolute;
    inset: -3px;
    background: linear-gradient(135deg, var(--color-gold-light), var(--color-gold));
    border-radius: 50%;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.capability-item:hover .capability-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 12px 35px rgba(212, 175, 55, 0.4);
}

.capability-item:hover .capability-icon::before {
    opacity: 1;
}

.capability-icon i {
    color: var(--color-white);
    font-size: 2rem;
    font-weight: bold;
    transition: all 0.3s ease;
}

.capability-item:hover .capability-icon i {
    transform: scale(1.1);
}

.capability-item h4 {
    color: var(--color-gold-dark);
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 1rem;
    font-family: var(--font-family);
    line-height: 1.3;
    transition: color 0.3s ease;
}

.capability-item:hover h4 {
    color: var(--color-gold);
}

.capability-item p {
    color: var(--color-neutral-700);
    font-size: 1rem;
    line-height: 1.6;
    margin: 0;
    font-family: var(--font-family);
    transition: color 0.3s ease;
}

.capability-item:hover p {
    color: var(--color-neutral-800);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .ai-capabilities {
        padding: 2rem 1.5rem;
        margin: 1.5rem 0;
    }

    .ai-capabilities h3 {
        font-size: 1.6rem;
        margin-bottom: 2rem;
    }

    .capabilities-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .capability-item {
        padding: 2rem 1.5rem;
    }

    .capability-icon {
        width: 70px;
        height: 70px;
        margin-bottom: 1.2rem;
    }

    .capability-icon i {
        font-size: 1.8rem;
    }

    .capability-item h4 {
        font-size: 1.2rem;
    }

    .capability-item p {
        font-size: 0.95rem;
    }
}

@media (max-width: 480px) {
    .ai-capabilities {
        padding: 1.5rem 1rem;
    }

    .ai-capabilities h3 {
        font-size: 1.4rem;
    }

    .capability-item {
        padding: 1.5rem 1rem;
    }

    .capability-icon {
        width: 60px;
        height: 60px;
    }

    .capability-icon i {
        font-size: 1.5rem;
    }

    .capability-item h4 {
        font-size: 1.1rem;
    }

    .capability-item p {
        font-size: 0.9rem;
    }
}

/* 网格布局优化 */
@media (min-width: 769px) and (max-width: 1024px) {
    .capabilities-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1025px) {
    .capabilities-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* 战略合作模块样式优化 - 与网站整体风格保持一致 */
.partners-section {
    background: var(--color-white);
    padding: 3rem 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-card);
    margin: 2rem 0;
    position: relative;
    overflow: hidden;
}

.partners-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
}

.partners-intro {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    text-align: center;
    margin-bottom: 3rem;
    line-height: 1.6;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

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

.partner-category {
    background: var(--color-neutral-50);
    border-radius: var(--border-radius-md);
    padding: 2rem;
    border: 1px solid var(--color-border);
    transition: all var(--transition-duration) var(--transition-timing);
    position: relative;
    overflow: hidden;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s ease-out forwards;
}

.partner-category:nth-child(1) {
    animation-delay: 0.1s;
}

.partner-category:nth-child(2) {
    animation-delay: 0.2s;
}

.partner-category:nth-child(3) {
    animation-delay: 0.3s;
}

.partner-category::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform var(--transition-duration) var(--transition-timing);
}

.partner-category:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary-light);
}

.partner-category:hover::before {
    transform: scaleX(1);
}

.partner-category h4 {
    font-size: 1.25rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.partner-category h4 i {
    font-size: 1.5rem;
    color: var(--color-primary);
    background: var(--color-primary-light);
    padding: 0.5rem;
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-duration) var(--transition-timing);
}

.partner-category:hover h4 i {
    transform: scale(1.1) rotate(5deg);
    background: var(--color-primary);
    color: var(--color-white);
}

.partner-category ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.partner-category li {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--color-border-light);
    color: var(--color-text-secondary);
    font-size: 1rem;
    line-height: 1.5;
    position: relative;
    padding-left: 1.5rem;
    transition: all var(--transition-duration) var(--transition-timing);
}

.partner-category li:last-child {
    border-bottom: none;
}

.partner-category li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 6px;
    height: 6px;
    background: var(--color-primary);
    border-radius: 50%;
    transition: all var(--transition-duration) var(--transition-timing);
}

.partner-category li:hover {
    color: var(--color-primary);
    padding-left: 2rem;
}

.partner-category li:hover::before {
    background: var(--color-primary);
    transform: translateY(-50%) scale(1.3);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .partners-section {
        padding: 2rem 1rem;
        margin: 1rem 0;
    }

    .partners-intro {
        font-size: 1rem;
        margin-bottom: 2rem;
    }

    .partners-categories {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .partner-category {
        padding: 1.5rem;
    }

    .partner-category h4 {
        font-size: 1.1rem;
    }

    .partner-category li {
        font-size: 0.9rem;
        padding: 0.6rem 0;
        padding-left: 1.2rem;
    }
}

@media (max-width: 480px) {
    .partners-section {
        padding: 1.5rem 0.75rem;
    }

    .partner-category {
        padding: 1.25rem;
    }

    .partner-category h4 {
        font-size: 1rem;
        gap: 0.5rem;
    }

    .partner-category h4 i {
        font-size: 1.25rem;
        padding: 0.4rem;
    }
}

/* 平板设备适配 */
@media (min-width: 769px) and (max-width: 1024px) {
    .partners-categories {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }

    .partner-category:nth-child(3) {
        grid-column: 1 / -1;
        max-width: 600px;
        margin: 0 auto;
    }
}

/* 大屏幕优化 */
@media (min-width: 1025px) {
    .partners-categories {
        grid-template-columns: repeat(3, 1fr);
        gap: 2rem;
    }
}

/* AI智能服务模块样式优化 - 与网站整体风格保持一致 */
#ai-services {
    background: var(--color-neutral-50);
    padding: 4rem 0;
    position: relative;
    overflow: hidden;
}

#ai-services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
}

#ai-services .container {
    position: relative;
    z-index: 2;
}

#ai-services h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    margin-bottom: 3rem;
    position: relative;
}

#ai-services h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.service-card {
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: 2.5rem 2rem;
    box-shadow: var(--shadow-card);
    border: 1px solid var(--color-border);
    transition: all var(--transition-duration) var(--transition-timing);
    position: relative;
    overflow: hidden;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease-out forwards;
}

.service-card:nth-child(1) {
    animation-delay: 0.1s;
}

.service-card:nth-child(2) {
    animation-delay: 0.2s;
}

.service-card:nth-child(3) {
    animation-delay: 0.3s;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform var(--transition-duration) var(--transition-timing);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary-light);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
    position: relative;
    transition: all var(--transition-duration) var(--transition-timing);
}

.service-icon::after {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    background: var(--gradient-primary);
    opacity: 0;
    z-index: -1;
    transition: opacity var(--transition-duration) var(--transition-timing);
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
}

.service-card:hover .service-icon::after {
    opacity: 0.2;
}

.service-icon i {
    font-size: 2rem;
    color: var(--color-white);
    transition: all var(--transition-duration) var(--transition-timing);
}

.service-card:hover .service-icon i {
    transform: scale(1.1);
}

.service-card h3 {
    font-size: 1.5rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    text-align: center;
    margin-bottom: 1rem;
    transition: color var(--transition-duration) var(--transition-timing);
}

.service-card:hover h3 {
    color: var(--color-primary);
}

.service-card p {
    font-size: 1rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
    text-align: center;
    margin-bottom: 2rem;
}

.service-features {
    list-style: none;
    padding: 0;
    margin: 0;
}

.service-features li {
    padding: 0.75rem 0;
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
    position: relative;
    padding-left: 2rem;
    transition: all var(--transition-duration) var(--transition-timing);
    border-bottom: 1px solid var(--color-border-light);
}

.service-features li:last-child {
    border-bottom: none;
}

.service-features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 8px;
    height: 8px;
    background: var(--color-primary);
    border-radius: 50%;
    transition: all var(--transition-duration) var(--transition-timing);
}

.service-features li::after {
    content: '';
    position: absolute;
    left: -2px;
    top: 50%;
    transform: translateY(-50%);
    width: 12px;
    height: 12px;
    border: 2px solid var(--color-primary);
    border-radius: 50%;
    opacity: 0;
    transition: all var(--transition-duration) var(--transition-timing);
}

.service-card:hover .service-features li {
    color: var(--color-text-primary);
    padding-left: 2.5rem;
}

.service-card:hover .service-features li::before {
    background: var(--color-primary);
    transform: translateY(-50%) scale(1.2);
}

.service-card:hover .service-features li::after {
    opacity: 0.3;
}

/* 响应式设计 */
@media (max-width: 768px) {
    #ai-services {
        padding: 3rem 0;
    }

    #ai-services h2 {
        font-size: 2rem;
        margin-bottom: 2rem;
    }

    .services-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        margin-top: 2rem;
    }

    .service-card {
        padding: 2rem 1.5rem;
    }

    .service-icon {
        width: 70px;
        height: 70px;
        margin-bottom: 1.5rem;
    }

    .service-icon i {
        font-size: 1.75rem;
    }

    .service-card h3 {
        font-size: 1.25rem;
    }

    .service-card p {
        font-size: 0.95rem;
        margin-bottom: 1.5rem;
    }

    .service-features li {
        font-size: 0.9rem;
        padding: 0.6rem 0;
        padding-left: 1.8rem;
    }
}

@media (max-width: 480px) {
    #ai-services {
        padding: 2.5rem 0;
    }

    #ai-services h2 {
        font-size: 1.75rem;
    }

    .service-card {
        padding: 1.5rem 1rem;
    }

    .service-icon {
        width: 60px;
        height: 60px;
    }

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

    .service-card h3 {
        font-size: 1.1rem;
    }

    .service-features li {
        font-size: 0.85rem;
        padding-left: 1.5rem;
    }
}

/* 平板设备适配 */
@media (min-width: 769px) and (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }

    .service-card:nth-child(3) {
        grid-column: 1 / -1;
        max-width: 500px;
        margin: 0 auto;
    }
}

/* 大屏幕优化 */
@media (min-width: 1025px) {
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 2rem;
    }
}

/* 合作机构样式 */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-top: 30px;
}

.feature-item {
    background: #fff;
    border: 1px solid #eee;
    border-radius: 8px;
    overflow: hidden;
    transition: all 0.3s ease;
    cursor: pointer;
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
    display: flex;
    flex-direction: column;
}

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.1);
    border-color: #d4a017;
}

.feature-img-box {
    width: 100%;
    height: 150px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 15px;
    box-sizing: border-box;
    background: #f9f9f9;
    border-bottom: 1px solid #f5f5f5;
}

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

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

.feature-title {
    text-align: center;
    padding: 15px 10px;
    margin: 0;
    font-size: 16px;
    font-weight: 600;
    color: #333;
    transition: color 0.3s ease;
    background: #fff;
    flex-grow: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-item:hover .feature-title {
    color: #d4a017;
}

@media (max-width: 992px) {
    .feature-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    .feature-grid {
        grid-template-columns: 1fr;
    }
}