/* 英雄区域样式 */
.hero {
    padding: 100px 0 20px;
    background: linear-gradient(135deg, #f5f7fa 0%, #eef2f7 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    /* background: url('../static/img/hero-bg-pattern.png') no-repeat right top; */
    background-size: contain;
    opacity: 0.1;
    z-index: 0;
}

.hero .container {
    position: relative;
    z-index: 1;
}

.hero-content {
    max-width: 600px;
    margin: 0 auto 60px;
    text-align: center;
}

.hero h1 {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: 25px;
    color: var(--text-dark);
}

.hero h1 span {
    background: linear-gradient(90deg, var(--primary-color), var(--primary-dark));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-medium);
    margin-bottom: 35px;
}

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

/* 产品概述样式 */
.product-overview {
    padding: 100px 0;
    background-color: var(--white);
}

.section-title.centered {
    text-align: center;
    margin-bottom: 60px;
}
.section-title p {
    margin-top: 15px;
}

.overview-content {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 60px;
}

.overview-media {
    flex: 1;
    min-width: 300px;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.overview-media video {
    width: 100%;
    height: auto;
    display: block;
}

.overview-features {
    flex: 1;
    min-width: 300px;
}

.overview-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    margin-bottom: 30px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.overview-item img {
    width: 60px;
    height: 60px;
    flex-shrink: 0;
    object-fit: contain;
}

.overview-item h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: var(--text-dark);
}

.overview-item p {
    color: var(--text-medium);
}

.overview-button-container {
    text-align: center;
    margin-top: 20px;
}

/* 核心优势样式 */
.features {
    padding: 80px 0;
    background-color: #f9fafb;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.feature-card {
    text-align: center;
    padding: 40px 30px;
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), 
                box-shadow 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.feature-card img {
    width: 60px;
    height: 60px;
    margin-bottom: 25px;
    object-fit: contain;
    transition: transform 0.3s ease;
}

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

.feature-card h3 {
    font-size: 1.4rem;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.feature-card p {
    color: var(--text-medium);
}

.features-button-container {
    text-align: center;
    margin-top: 30px;
}


/* 响应式设计 */
@media (max-width: 992px) {
    .hero h1 {
        font-size: 2.8rem;
    }
    
    .overview-content {
        flex-direction: column;
    }
    
    .overview-media, .overview-features {
        width: 100%;
    }
}

@media (max-width: 768px) {
    .hero {
        padding: 80px 0 10px;
    }
    
    .hero h1 {
        font-size: 2.2rem;
    }
    
    .hero-buttons {
        flex-direction: row;
        justify-content: center;
    }
    
    .hero-buttons .btn {
        flex: 1;
        min-width: 140px;
    }
    
    .features, .product-overview{
        padding: 60px 0;
    }
}

@media (max-width: 576px) {
    .hero-content {
        text-align: center;
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero h1 {
        font-size: 1.8rem;
    }
    
    .pricing-card {
        padding: 40px 20px;
    }
    
    .pricing-card h2 {
        font-size: 1.6rem;
    }
}