/* Banner样式 */
.banner.gradient-bg {
    background: linear-gradient(135deg, #e8f0fe 0%, #1961e8 100%);
    min-height: 100vh;
    padding: 80px 0;
   
    display: flex;
    align-items: center;
}

.banner h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.banner .lead {
    font-size: 1.5rem;
    margin-bottom: 2rem;
}

/* 特性部分 */
.features .card {
    text-align: center;
    padding: 2rem;
}

.features .bi {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

/* 价格部分 */
.pricing .card {
    text-align: center;
    padding: 2rem;
}

.pricing .price {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin: 1rem 0;
}

.pricing .price span {
    font-size: 1rem;
    color: var(--light-text);
}

.pricing ul li {
    margin: 0.5rem 0;
}

/* 使用流程 */
.process .step {
    text-align: center;
    position: relative;
}

.step-number {
    width: 40px;
    height: 40px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-weight: bold;
}

/* 用户评价 */
.testimonials .card {
    padding: 1.5rem;
}

.testimonials .bi-person-circle {
    color: var(--light-text);
}

.banner-btns .btn {
    transition: transform 0.2s;
}

.banner-btns .btn:hover {
    transform: translateY(-2px);
}

.stat-card {
    transition: transform 0.2s;
}

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

@media (max-width: 991.98px) {
    .banner {
        text-align: center;
        padding: 40px 0;
    }
    
    .banner .list-unstyled {
        display: inline-block;
        text-align: left;
    }
}