/* 解决方案详情页样式 */

/* 方案英雄区域 */
.solution-hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 100px 0;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-text h1 {
    font-size: 48px;
    margin-bottom: 20px;
    font-weight: bold;
}

.hero-subtitle {
    font-size: 20px;
    margin-bottom: 30px;
    opacity: 0.9;
}

.solution-highlights {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 40px;
}

.highlight-tag {
    background: rgba(255, 255, 255, 0.2);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    backdrop-filter: blur(10px);
}

.hero-actions {
    display: flex;
    gap: 20px;
}

.hero-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 15px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

/* 痛点分析 */
.pain-points {
    padding: 80px 0;
    background: #f8f9fa;
}

.pain-points h2 {
    text-align: center;
    font-size: 36px;
    color: #2c3e50;
    margin-bottom: 50px;
}

.pain-points-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.pain-point-card {
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.pain-point-card:hover {
    transform: translateY(-5px);
}

.pain-icon {
    font-size: 48px;
    text-align: center;
    margin-bottom: 20px;
}

.pain-point-card h3 {
    color: #2c3e50;
    font-size: 24px;
    margin-bottom: 20px;
    text-align: center;
}

.pain-description p {
    color: #2c3e50;
    font-weight: 600;
    margin-bottom: 10px;
    font-size: 16px;
}

.pain-description ul {
    margin-bottom: 20px;
    padding-left: 20px;
}

.pain-description li {
    color: #555;
    margin-bottom: 8px;
    line-height: 1.6;
}

/* 解决方案概述 */
.solution-overview {
    padding: 80px 0;
    background: white;
}

.solution-overview h2 {
    text-align: center;
    font-size: 36px;
    color: #2c3e50;
    margin-bottom: 30px;
}

.solution-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 50px;
}

.solution-intro p {
    font-size: 18px;
    line-height: 1.8;
    color: #555;
}

.solution-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    background: #f8f9fa;
    padding: 30px;
    border-radius: 15px;
    border-left: 5px solid #3498db;
}

.feature-icon {
    font-size: 36px;
    margin-bottom: 15px;
}

.feature-card h3 {
    color: #2c3e50;
    margin-bottom: 20px;
    font-size: 20px;
}

.feature-card ul {
    list-style: none;
    padding: 0;
    margin-bottom: 20px;
}

.feature-card li {
    padding: 8px 0;
    color: #555;
    position: relative;
    padding-left: 20px;
}

.feature-card li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #27ae60;
    font-weight: bold;
}

.feature-result {
    background: #e8f5e8;
    padding: 15px;
    border-radius: 8px;
    border-left: 4px solid #27ae60;
}

.feature-result strong {
    color: #27ae60;
}

/* 设计流程 */
.design-process {
    padding: 80px 0;
    background: #f8f9fa;
}

.design-process h2 {
    text-align: center;
    font-size: 36px;
    color: #2c3e50;
    margin-bottom: 50px;
}

.process-timeline {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
}

.process-timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: #3498db;
    transform: translateX(-50%);
}

.process-step {
    display: flex;
    align-items: flex-start;
    margin-bottom: 60px;
    position: relative;
}

.process-step:nth-child(odd) {
    flex-direction: row;
}

.process-step:nth-child(even) {
    flex-direction: row-reverse;
}

.step-number {
    width: 60px;
    height: 60px;
    background: #3498db;
    color: white;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 24px;
    font-weight: bold;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.step-content {
    width: 45%;
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.process-step:nth-child(odd) .step-content {
    margin-right: auto;
    margin-left: 0;
}

.process-step:nth-child(even) .step-content {
    margin-left: auto;
    margin-right: 0;
}

.step-content h3 {
    color: #2c3e50;
    margin-bottom: 15px;
    font-size: 20px;
}

.step-content p {
    color: #7f8c8d;
    margin-bottom: 15px;
    line-height: 1.6;
}

.step-content ul {
    list-style: none;
    padding: 0;
}

.step-content li {
    padding: 5px 0;
    color: #555;
    position: relative;
    padding-left: 20px;
}

.step-content li:before {
    content: "•";
    position: absolute;
    left: 0;
    color: #3498db;
    font-weight: bold;
}

/* 安装示意图 */
.installation-diagram {
    padding: 80px 0;
    background: white;
}

.installation-diagram h2 {
    text-align: center;
    font-size: 36px;
    color: #2c3e50;
    margin-bottom: 50px;
}

.diagram-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.diagram-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.diagram-description h3 {
    color: #2c3e50;
    margin-bottom: 30px;
    font-size: 24px;
}

.component-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.component-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 10px;
}

.component-label {
    width: 40px;
    height: 40px;
    background: #3498db;
    color: white;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-weight: bold;
    flex-shrink: 0;
}

.component-info h4 {
    color: #2c3e50;
    margin-bottom: 8px;
    font-size: 16px;
}

.component-info p {
    color: #7f8c8d;
    font-size: 14px;
    margin: 0;
}

/* 成功案例 */
.success-cases {
    padding: 80px 0;
    background: #f8f9fa;
}

.success-cases h2 {
    text-align: center;
    font-size: 36px;
    color: #2c3e50;
    margin-bottom: 50px;
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.case-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.case-card:hover {
    transform: translateY(-5px);
}

.case-image img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.case-content {
    padding: 25px;
}

.case-content h3 {
    color: #2c3e50;
    margin-bottom: 20px;
    font-size: 20px;
}

.case-details p {
    margin-bottom: 10px;
    color: #555;
    font-size: 14px;
}

.case-details strong {
    color: #2c3e50;
}

.case-details ul {
    list-style: none;
    padding: 0;
    margin: 10px 0;
}

.case-details li {
    padding: 3px 0;
    color: #555;
    font-size: 14px;
    position: relative;
    padding-left: 15px;
}

.case-details li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #27ae60;
    font-weight: bold;
}

.case-link {
    display: inline-block;
    margin-top: 15px;
    color: #3498db;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.case-link:hover {
    color: #2980b9;
}

/* 服务优势 */
.service-advantages {
    padding: 80px 0;
    background: white;
}

.service-advantages h2 {
    text-align: center;
    font-size: 36px;
    color: #2c3e50;
    margin-bottom: 50px;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.advantage-card {
    text-align: center;
    padding: 30px 20px;
    background: #f8f9fa;
    border-radius: 15px;
    transition: transform 0.3s ease;
}

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

.advantage-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.advantage-card h3 {
    color: #2c3e50;
    margin-bottom: 15px;
    font-size: 20px;
}

.advantage-card p {
    color: #7f8c8d;
    line-height: 1.6;
}

/* 联系咨询 */
.contact-cta {
    padding: 80px 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-align: center;
}

.cta-content h2 {
    font-size: 36px;
    margin-bottom: 20px;
}

.cta-content p {
    font-size: 18px;
    margin-bottom: 40px;
    opacity: 0.9;
}

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

.cta-actions .btn {
    padding: 15px 30px;
    font-size: 16px;
    font-weight: bold;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .hero-text h1 {
        font-size: 36px;
    }
    
    .solution-highlights {
        justify-content: center;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .pain-points-grid {
        grid-template-columns: 1fr;
    }
    
    .solution-features {
        grid-template-columns: 1fr;
    }
    
    .process-timeline::before {
        left: 30px;
    }
    
    .process-step {
        flex-direction: row !important;
        padding-left: 80px;
    }
    
    .step-number {
        left: 30px;
        transform: none;
    }
    
    .step-content {
        width: 100%;
        margin: 0 !important;
    }
    
    .diagram-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .cases-grid {
        grid-template-columns: 1fr;
    }
    
    .advantages-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
    
    .cta-actions {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    .hero-text h1 {
        font-size: 28px;
    }
    
    .hero-subtitle {
        font-size: 16px;
    }
    
    .solution-highlights {
        flex-direction: column;
        align-items: center;
    }
    
    .highlight-tag {
        width: 100%;
        text-align: center;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .pain-point-card {
        padding: 20px;
    }
    
    .feature-card {
        padding: 20px;
    }
    
    .step-content {
        padding: 20px;
    }
    
    .case-content {
        padding: 20px;
    }
    
    .advantage-card {
        padding: 20px 15px;
    }
}