.solution-detail-banner {
    width: 100%;
    height: 500px;
    background: url('/assets/solution/banner.png') no-repeat center / cover;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.solution-detail-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 18, 40, 0.55);
}

.solution-detail-banner .banner-content {
    text-align: center;
    color: #fff;
    position: relative;
    z-index: 1;
}

.solution-detail-banner .category-tag {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    font-size: 14px;
    margin-bottom: 20px;
    letter-spacing: 2px;
}

.solution-detail-banner .banner-title {
    font-size: 48px;
    font-weight: bold;
    margin-bottom: 15px;
    letter-spacing: 4px;
}

.solution-detail-banner .banner-subtitle {
    font-size: 18px;
    opacity: 0.9;
    letter-spacing: 2px;
}

.solution-overview {
    width: 1200px;
    margin: 60px auto;
    padding: 40px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.solution-overview .section-title {
    font-size: 28px;
    color: #672C83;
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 3px solid #672C83;
    display: inline-block;
}

.solution-overview .overview-content {
    font-size: 16px;
    line-height: 2;
    color: #3D3D3D;
    text-align: justify;
}

.solution-features {
    width: 1200px;
    margin: 0 auto 60px;
}

.solution-features .section-title {
    font-size: 28px;
    color: #672C83;
    text-align: center;
    margin-bottom: 40px;
}

.solution-features .features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.solution-features .feature-card {
    background: #fff;
    padding: 40px 30px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
}

.solution-features .feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 30px rgba(103, 44, 131, 0.2);
}

.solution-features .feature-card .feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #672C83 0%, #8A46A0 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    font-size: 36px;
    color: #fff;
}

.solution-features .feature-card .feature-title {
    font-size: 20px;
    color: #333;
    margin-bottom: 15px;
    font-weight: bold;
}

.solution-features .feature-card .feature-desc {
    font-size: 14px;
    color: #666;
    line-height: 1.8;
}

.solution-scenarios {
    width: 1200px;
    margin: 0 auto 60px;
    background: #F8F9FA;
    padding: 60px 40px;
    border-radius: 12px;
}

.solution-scenarios .section-title {
    font-size: 28px;
    color: #672C83;
    text-align: center;
    margin-bottom: 40px;
}

.solution-scenarios .scenario-list {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

.solution-scenarios .scenario-item {
    flex: 1;
    min-width: 350px;
    background: #fff;
    padding: 30px;
    border-radius: 8px;
    border-left: 4px solid #672C83;
    transition: all 0.3s ease;
}

.solution-scenarios .scenario-item:hover {
    transform: translateX(10px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.solution-scenarios .scenario-item .scenario-title {
    font-size: 18px;
    color: #333;
    margin-bottom: 15px;
    font-weight: bold;
}

.solution-scenarios .scenario-item .scenario-desc {
    font-size: 14px;
    color: #666;
    line-height: 1.8;
}

.solution-value {
    width: 1200px;
    margin: 0 auto 60px;
}

.solution-value .section-title {
    font-size: 28px;
    color: #672C83;
    text-align: center;
    margin-bottom: 40px;
}

.solution-value .value-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.solution-value .value-item {
    text-align: center;
    padding: 30px 20px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.solution-value .value-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(103, 44, 131, 0.15);
}

.solution-value .value-item .value-number {
    font-size: 42px;
    color: #672C83;
    font-weight: bold;
    margin-bottom: 10px;
}

.solution-value .value-item .value-label {
    font-size: 14px;
    color: #666;
}

.solution-contact {
    width: 100%;
    background: linear-gradient(135deg, #672C83 0%, #8A46A0 100%);
    padding: 60px 0;
    text-align: center;
    margin-top: 60px;
}

.solution-contact .contact-title {
    font-size: 32px;
    color: #fff;
    margin-bottom: 20px;
}

.solution-contact .contact-desc {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 30px;
}

.solution-contact .contact-btn {
    display: inline-block;
    padding: 15px 50px;
    background: #fff;
    color: #672C83;
    font-size: 18px;
    border-radius: 30px;
    text-decoration: none;
    transition: all 0.3s ease;
    font-weight: bold;
}

.solution-contact .contact-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
}

.solution-tech {
    width: 1200px;
    margin: 0 auto 60px;
}

.solution-tech .section-title {
    font-size: 28px;
    color: #672C83;
    text-align: center;
    margin-bottom: 40px;
}

.solution-tech .tech-flow {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 40px 0;
}

.solution-tech .tech-step {
    text-align: center;
    flex: 1;
    position: relative;
}

.solution-tech .tech-step::after {
    content: '';
    position: absolute;
    top: 35px;
    right: -50%;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, #672C83, #8A46A0);
}

.solution-tech .tech-step:last-child::after {
    display: none;
}

.solution-tech .tech-step .step-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #672C83 0%, #8A46A0 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px;
    font-size: 28px;
    color: #fff;
    position: relative;
    z-index: 1;
}

.solution-tech .tech-step .step-title {
    font-size: 16px;
    color: #333;
    font-weight: bold;
    margin-bottom: 8px;
}

.solution-tech .tech-step .step-desc {
    font-size: 13px;
    color: #666;
}

/* 典型案例 */
.solution-cases {
    width: 1200px;
    margin: 0 auto 60px;
}

.solution-cases .section-title {
    font-size: 28px;
    color: #672C83;
    text-align: center;
    margin-bottom: 40px;
}

.case {
    width: 1200px;
    margin: 0 auto;
    padding: 20px 0;
}

.case + .case {
    margin-top: 40px;
}

.case .header {
    background-color: #672C83;
    text-align: center;
    height: 45px;
    line-height: 45px;
    font-size: 24px;
    color: #fff;
}

.case .tips {
    text-align: center;
    height: 40px;
    line-height: 40px;
    font-size: 18px;
    color: #3D3D3D;
    margin-top: 10px;
    font-weight: bold;
}

.case .wrap {
    margin-top: 30px;
}

.case .wrap .leader {
    text-indent: 20px;
    width: 680px;
    height: 40px;
    line-height: 40px;
    font-size: 20px;
    font-weight: 350;
    color: #fff;
    background-repeat: no-repeat;
    background-size: cover;
    background-position: right;
    background-image: url("/assets/product/title.png");
    margin-bottom: 10px;
}

.case .wrap .content-wrapper {
    padding: 20px;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.case .wrap .content-wrapper:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(103, 44, 131, 0.1);
}

.case .left {
    width: 460px;
    float: left;
    margin-top: 10px;
}

.case .left img {
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    border-radius: 4px;
}

.case .left video {
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    border-radius: 4px;
}

.case .right {
    width: 680px;
    float: right;
}

.case .right .title {
    font-size: 18px;
    color: #672C83;
    height: 30px;
    line-height: 30px;
    font-weight: bold;
}

.case .right .text {
    font-size: 14px;
    color: #3D3D3D;
    margin-bottom: 10px;
    line-height: 1.8;
}

.case .other {
    width: 1220px;
    height: 130px;
    display: flex;
    justify-content: space-between;
    margin: 0 auto;
}

.case .other .one {
    width: 130px;
    height: 130px;
    background: #D2D0D1;
    border-radius: 130px;
    display: flex;
    justify-content: center;
    flex-direction: column;
    transition: all 0.3s ease;
}

.case .other .one:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 15px rgba(103, 44, 131, 0.15);
}

.case .other .one:hover .text {
    color: #672C83;
}

.case .other .one .text {
    width: 100px;
    margin: 15px auto;
    text-align: center;
}

/* 案例看板 */
.case-board {
    width: 1000px;
    margin: 20px auto;
}

.case-board .board-header {
    background-color: #672C83;
    text-align: center;
    height: 45px;
    line-height: 45px;
    font-size: 24px;
    color: #fff;
    margin-top: 30px;
}

.case-board .board-content {
    font-size: 20px;
    color: #3D3D3D;
    text-align: center;
    margin: 20px 0;
}

.case-board .board-img {
    height: 550px;
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    border-radius: 4px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.case-board .board-img.img1 { background-image: url("/assets/solution/board1.png"); }
.case-board .board-img.img2 { background-image: url("/assets/solution/board2.png"); }
.case-board .board-img.img3 { background-image: url("/assets/solution/board3.png"); }
.case-board .board-img.img4 { background-image: url("/assets/solution/board4.png"); }
.case-board .board-img.img5 { background-image: url("/assets/solution/board5.png"); }
.case-board .board-img.img6 { background-image: url("/assets/solution/board6.png"); }

/* 智能硬件开发案例 */
.case-hardware-grid {
    width: 1200px;
    margin: 30px auto 0;
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
}

.case-hardware-grid .block {
    width: 280px;
    height: 280px;
    background-color: #fff;
    display: flex;
    flex-direction: column;
    justify-content: center;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    border-radius: 8px;
    transition: all 0.3s ease;
    margin-bottom: 20px;
}

.case-hardware-grid .block:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 30px rgba(103, 44, 131, 0.2);
}

.case-hardware-grid .block .title {
    height: 30px;
    line-height: 30px;
    color: #672C83;
    font-size: 24px;
}

.case-hardware-grid .block .content {
    width: 220px;
    height: 160px;
    color: #3D3D3D;
    font-size: 16px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    flex-direction: column;
}

.case-hardware-list {
    width: 1200px;
    margin: 30px auto 0;
    display: flex;
    justify-content: flex-start;
}

.case-hardware-list .name {
    width: 140px;
    font-size: 20px;
    font-weight: bold;
    color: #3D3D3D;
}

.case-hardware-list .title-wrap {
    width: 210px;
    font-size: 16px;
    color: #672C83;
}

.case-hardware-list .title-wrap .title {
    margin-bottom: 20px;
    height: 20px;
    line-height: 20px;
}

.case-hardware-list .text-wrap {
    font-size: 14px;
    color: #3D3D3D;
}

.case-hardware-list .text-wrap .anli-text {
    margin-bottom: 20px;
    height: 20px;
    line-height: 20px;
}

/* 数字孪生应用场景卡片 */
.case-scenarios {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-top: 30px;
}

.case-scenarios .scenario-card {
    flex: 1 1 calc(50% - 10px);
    min-width: 0;
    background: #f9f9f9;
    padding: 20px;
    border-radius: 8px;
    border: 1px solid #e0e0e0;
    transition: all 0.3s ease;
    cursor: pointer;
    box-sizing: border-box;
}

.case-scenarios .scenario-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(103, 44, 131, 0.15);
    border-color: #672C83;
}

.case-scenarios .scenario-card .card-title {
    font-weight: bold;
    color: #2C3E50;
    margin-bottom: 10px;
    font-size: 16px;
}

.case-scenarios .scenario-card:hover .card-title {
    color: #672C83;
}

.case-scenarios .scenario-card .card-desc {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
}