/* 解决方案样式 */
#solutions {
    padding: 5rem 5%;
    background: #f8f9fa;
}

#solutions h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.5rem;
}

.solutions-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.solution-card {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s;
}

.solution-card:hover {
    transform: translateY(-10px);
}

.solution-image {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.solution-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.solution-card:hover .solution-image img {
    transform: scale(1.1);
}

.solution-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(26, 115, 232, 0.9);
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity 0.3s;
}

.solution-card:hover .solution-overlay {
    opacity: 1;
}

.solution-details {
    color: white;
    text-align: left;
    padding: 2rem;
}

.solution-details h4 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    text-align: center;
}

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

.solution-details li {
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
}

.solution-details li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: white;
}

.solution-content {
    padding: 1.5rem;
}

.solution-content h3 {
    color: #333;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.solution-content p {
    color: #666;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.solution-btn {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    background: #1a73e8;
    color: white;
    text-decoration: none;
    border-radius: 5px;
    transition: background 0.3s;
}

.solution-btn:hover {
    background: #1557b0;
}

@media (max-width: 768px) {
    .solutions-container {
        grid-template-columns: 1fr;
    }
    
    .solution-image {
        height: 200px;
    }
}