/* 解决方案页面样式 */

/* 解决方案头部 */
.solutions-hero {
    padding: 160px 0 80px;
    background: linear-gradient(135deg, #0D234D 0%, #1a3a7a 100%);
    color: white;
    text-align: center;
}

.solutions-hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.solutions-hero h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    font-weight: 700;
}

.solutions-hero p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    line-height: 1.6;
}

/* 解决方案导航 */
.solutions-nav {
    background-color: #f8f9fa;
    padding: 15px 0;
    position: sticky;
    top: 70px;
    z-index: 99;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.nav-list {
    display: flex;
    justify-content: center;
    list-style: none;
    padding: 0;
    margin: 0;
    flex-wrap: wrap;
}

.nav-list li {
    margin: 0 15px;
}

.nav-list a {
    display: block;
    padding: 10px 15px;
    color: #333;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    border-radius: 4px;
}

.nav-list a:hover {
    color: #FE5B00;
}

.nav-list a.active {
    background-color: #FE5B00;
    color: #fff;
}

/* 解决方案部分 */
.solution-section {
    padding: 40px 0;
    border-bottom: 1px solid #eee;
}

.solution-section:nth-child(even) {
    background-color: #f8f9fa;
}

.solution-header {
    display: flex;
    align-items: center;
    margin-bottom: 40px;
}

.solution-icon {
    width: 60px;
    height: 60px;
    margin-right: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.solution-icon img {
    max-width: 100%;
    height: auto;
}

.solution-header h2 {
    font-size: 2.2rem;
    color: #0D234D;
    margin: 0;
    font-weight: 700;
}

.solution-content {
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
    margin-bottom: 10px;
}

.solution-image {
    flex: 1;
    min-width: 300px;
    position: relative;
    min-height: 400px;
    border-radius: 12px;
    overflow: hidden;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.solution-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(13, 35, 77, 0.7) 0%, rgba(13, 35, 77, 0.3) 100%);
    z-index: 1;
}

.solution-details {
    flex: 1;
    min-width: 300px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    color: #333;
}

/* 痛点部分 */
.pain-points {
    position: absolute;
    top: 50%;
    left: 30px;
    transform: translateY(-50%);
    width: 60%;
    max-width: 400px;
    background: rgba(255, 255, 255, 0.15);
    padding: 25px;
    border-radius: 12px;
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    z-index: 2;
}

.pain-points h3 {
    font-size: 1.5rem;
    color: #ffffff;
    margin-bottom: 20px;
    font-weight: 600;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
    text-align: left;
}

.pain-points ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.pain-points li {
    margin-bottom: 12px;
    display: flex;
    align-items: flex-start;
    color: #ffffff;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
    font-size: 0.95rem;
    text-align: left;
    line-height: 1.4;
}

.pain-points i {
    color: #FE5B00;
    margin-right: 10px;
    margin-top: 4px;
    filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.5));
}

/* 解决方案特性 */
.solution-features {
    margin-bottom: 30px;
}

.solution-features h3 {
    font-size: 1.5rem;
    color: #0D234D;
    margin-bottom: 20px;
    font-weight: 600;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    width: 40px;
    height: 40px;
    background-color: rgba(254, 91, 0, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 15px;
    flex-shrink: 0;
}

.feature-icon i {
    color: #FE5B00;
    font-size: 1.2rem;
}

.feature-text h4 {
    font-size: 1.1rem;
    color: #0D234D;
    margin: 0 0 10px 0;
    font-weight: 600;
}

.feature-text p {
    font-size: 0.95rem;
    color: #666;
    margin: 0;
    line-height: 1.5;
}

/* 实施效果 */
.solution-benefits {
    margin-bottom: 0;
}

.solution-benefits h3 {
    font-size: 1.5rem;
    color: #0D234D;
    margin-bottom: 20px;
    font-weight: 600;
    text-align: center;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 20px;
    max-width: 600px;
    margin: 0 auto;
}

.benefit-item {
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
    text-align: center;
    transition: transform 0.3s ease;
}

.benefit-item:hover {
    transform: translateY(-5px);
}

.benefit-value {
    font-size: 2rem;
    font-weight: 700;
    color: #FE5B00;
    margin-bottom: 10px;
}

.benefit-label {
    font-size: 0.9rem;
    color: #666;
}

/* 成功案例 */
.solution-case {
    background-color: #f8f9fa;
    padding: 15px 30px;
    border-radius: 8px;
    margin-top: 0;
}

.solution-case h3 {
    font-size: 1.5rem;
    color: #0D234D;
    margin-bottom: 20px;
    font-weight: 600;
}

.case-content {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
}

.case-image {
    flex: 1;
    min-width: 250px;
    max-width: 400px;
}

.case-image img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.case-text {
    flex: 2;
    min-width: 300px;
}

.case-text h4 {
    font-size: 1.3rem;
    color: #0D234D;
    margin: 0 0 15px 0;
    font-weight: 600;
}

.case-text p {
    font-size: 1rem;
    color: #666;
    margin-bottom: 15px;
    line-height: 1.6;
}

.case-text .btn {
    margin-top: 10px;
}

/* CTA Section */
.cta-section {
    background: #fe5b00;
    padding: 80px 0;
    text-align: center;
    color: #fff;
}

.cta-section h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    font-weight: 700;
}

.cta-section p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.cta-section .btn-primary {
    background: transparent;
    border: 2px solid #fff;
    color: #fff;
    padding: 12px 30px;
    font-size: 16px;
    border-radius: 5px;
    transition: all 0.3s ease;
}

.cta-section .btn-primary:hover {
    background: #fff;
    color: #fe5b00;
    border-color: #fff;
    transform: translateY(-2px);
}

/* 响应式设计 */
@media (max-width: 992px) {
    .solutions-hero {
        padding: 100px 0;
    }
    
    .solutions-hero h1 {
        font-size: 2.5rem;
    }
    
    .solution-header h2 {
        font-size: 2rem;
    }
    
    .cta-section h2 {
        font-size: 2.2rem;
    }
}

@media (max-width: 768px) {
    .solutions-hero {
        padding: 80px 0;
    }
    
    .solutions-hero h1 {
        font-size: 2.2rem;
    }
    
    .solutions-hero p {
        font-size: 1.1rem;
    }
    
    .solution-section {
        padding: 60px 0;
    }
    
    .solution-header h2 {
        font-size: 1.8rem;
    }
    
    .solution-content {
        flex-direction: column;
        gap: 30px;
    }
    
    .solution-image {
        min-height: 300px;
    }
    
    .solution-details {
        gap: 15px;
    }
    
    .pain-points {
        position: static;
        transform: none;
        width: 100%;
        margin-bottom: 20px;
        background: rgba(13, 35, 77, 0.9);
        padding: 20px;
        border-radius: 8px;
    }
    
    .pain-points h3 {
        text-align: left;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .solution-image img {
        height: 250px;
    }
    
    .case-image img {
        height: 200px;
    }
    
    .cta-section {
        padding: 60px 0;
    }
    
    .cta-section h2 {
        font-size: 1.8rem;
    }
    
    .cta-section p {
        font-size: 1.1rem;
    }
}

@media (max-width: 576px) {
    .solutions-hero {
        padding: 60px 0;
    }
    
    .solutions-hero h1 {
        font-size: 1.8rem;
    }
    
    .solutions-hero p {
        font-size: 1rem;
    }
    
    .nav-list li {
        margin: 5px;
    }
    
    .nav-list a {
        padding: 8px 12px;
        font-size: 0.9rem;
    }
    
    .solution-section {
        padding: 40px 0;
    }
    
    .solution-header {
        flex-direction: column;
        text-align: center;
    }
    
    .solution-icon {
        margin-right: 0;
        margin-bottom: 15px;
    }
    
    .solution-header h2 {
        font-size: 1.6rem;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    
    .case-content {
        flex-direction: column;
        gap: 20px;
    }
    
    .case-image {
        max-width: 100%;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .solution-details {
        gap: 15px;
    }
    
    .cta-section {
        padding: 40px 0;
    }
    
    .cta-section h2 {
        font-size: 1.6rem;
    }
    
    .cta-section p {
        font-size: 1rem;
    }
}