/* 解决方案区域美化 */
.solutions-section {
    background: linear-gradient(180deg, #f8f9fa 0%, #ffffff 100%);
    padding: 10px 0 100px 0;
}

/* 解决方案卡片样式 */
.solutions-section .product-card {
    min-height: 600px;
    display: flex;
    flex-direction: column;
    background: #ffffff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(29, 56, 100, 0.08);
    position: relative;
}

.solutions-section .product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #1d3864 0%, #007AFF 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.solutions-section .product-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 16px 40px rgba(29, 56, 100, 0.15);
    border-color: rgba(29, 56, 100, 0.2);
}

.solutions-section .product-card:hover::before {
    opacity: 1;
}

.solutions-section .product-image {
    position: relative;
    overflow: hidden;
    height: 200px;
}

.solutions-section .product-header {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 24px 30px 20px 30px;
    background: linear-gradient(180deg, transparent 0%, rgba(29, 56, 100, 0.85) 50%, rgba(29, 56, 100, 0.9) 100%);
    z-index: 2;
}

.solutions-section .product-header h3 {
    font-size: 26px;
    font-weight: 700;
    color: #ffffff;
    margin: 0 0 8px 0;
    position: relative;
    padding-bottom: 0;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.solutions-section .product-header .product-subtitle {
    font-size: 14px;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.2);
    letter-spacing: 0.5px;
}

.solutions-section .product-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(29, 56, 100, 0.1) 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.solutions-section .product-card:hover .product-image::after {
    opacity: 1;
}

.solutions-section .product-image img {
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.solutions-section .product-card:hover .product-image img {
    transform: scale(1.08);
}

.solutions-section .product-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 30px;
}

.solutions-section .product-desc {
    flex: 0 0 auto;
    font-size: 15px;
    line-height: 1.8;
    color: #555;
    margin-bottom: 24px;
    padding: 16px;
    background: linear-gradient(135deg, rgba(29, 56, 100, 0.03) 0%, rgba(0, 122, 255, 0.03) 100%);
    border-radius: 8px;
    border-left: 3px solid #007AFF;
}

.solution-goals {
    margin-top: 20px;
    padding-top: 24px;
    border-top: 2px solid rgba(29, 56, 100, 0.08);
    flex: 1;
}

.solution-goals ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.solution-goals li {
    font-size: 14px;
    color: #666;
    line-height: 2.2;
    margin-bottom: 0;
    padding: 12px 0 12px 32px;
    position: relative;
    min-height: 48px;
    display: flex;
    align-items: flex-start;
    transition: all 0.3s ease;
    border-radius: 6px;
}

.solution-goals li:hover {
    background: rgba(29, 56, 100, 0.04);
    padding-left: 36px;
}

.solution-goals li:before {
    content: "✓";
    position: absolute;
    left: 8px;
    color: #007AFF;
    font-weight: bold;
    font-size: 16px;
    top: 14px;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 122, 255, 0.1);
    border-radius: 50%;
    font-size: 12px;
}

.solution-goals li strong {
    color: #1d3864;
    font-weight: 700;
    font-size: 15px;
    margin-right: 10px;
    flex-shrink: 0;
    position: relative;
}

.solutions-section .product-link {
    margin-top: auto;
    padding-top: 24px;
    display: inline-flex;
    align-items: center;
    font-size: 16px;
    font-weight: 600;
    color: #007AFF;
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
}

.solutions-section .product-link::after {
    content: '→';
    margin-left: 8px;
    transition: transform 0.3s ease;
    display: inline-block;
}

.solutions-section .product-card:hover .product-link {
    color: #1d3864;
    padding-left: 4px;
}

.solutions-section .product-card:hover .product-link::after {
    transform: translateX(4px);
}

/* 响应式设计 */
@media (max-width: 750px) {
    .solutions-section {
        padding: 40px 0 60px 0;
    }
    
    .solutions-section .product-card {
        min-height: 500px;
    }
    
    .solutions-section .product-image {
        height: 150px;
    }
    
    .solutions-section .product-header {
        padding: 18px 20px 15px 20px;
    }
    
    .solutions-section .product-header h3 {
        font-size: 22px;
    }
    
    .solutions-section .product-header .product-subtitle {
        font-size: 12px;
    }
    
    .solutions-section .product-content {
        padding: 20px;
    }
    
    .solutions-section .product-desc {
        font-size: 14px;
        padding: 12px;
    }
}