/* 解决方案页面样式 */

/* 页面标题横幅 */
.hero-section {
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('https://oss.huanitech.com/HN/HN/CP1.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    padding: 4rem 0;
    text-align: center;
    color: white;
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    font-weight: 700;
    color: #ffffff;
}

.hero-content p {
    font-size: 1.2rem;
    color: #ffffff;
    max-width: 600px;
    margin: 0 auto;
    opacity: 0.9;
}


/* 卡片模块区域 */
.combined-advantages-section {
    padding: 6rem 0;
    background: white;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.advantage-card {
    background: white;
    border-radius: 15px;
    padding: 3rem 2rem;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 0, 0, 0.05);
    position: relative;
    overflow: hidden;
}

.advantage-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #2563eb, #3b82f6);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.advantage-card:hover::before {
    transform: scaleX(1);
}

.advantage-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.advantage-card .advantage-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 2rem;
    background: linear-gradient(45deg, #2563eb, #3b82f6);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
    box-shadow: 0 10px 20px rgba(37, 99, 235, 0.3);
}

.advantage-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 1rem;
    position: relative;
}

.advantage-card h3::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 3px;
    background: linear-gradient(90deg, #2563eb, #3b82f6);
    border-radius: 2px;
}

.advantage-card p {
    color: #718096;
    line-height: 1.6;
    font-size: 1rem;
    margin-top: 1.5rem;
}


/* 响应式设计 */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-content p {
        font-size: 1.1rem;
    }
    
    
    .advantages-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
        padding: 0 1rem;
    }
}

@media (max-width: 480px) {
    .hero-section {
        padding: 6rem 0 4rem;
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    
    .advantage-icon {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }
}