.feature-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin: 40px 0;
}

.feature-card {
    background: white;
    border-radius: 12px;
    padding: 30px 20px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    text-align: center;
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.12);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #6a11cb 0%, #2575fc 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.feature-card h3 {
    margin-bottom: 15px;
    color: #2c3e50;
    font-size: 1.3rem;
}

.feature-card p {
    font-size: 1rem;
    color: #666;
    line-height: 1.6;
}

.btn {
    display: inline-block;
    padding: 14px 32px;
    background: linear-gradient(135deg, #6a11cb 0%, #2575fc 100%);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(37, 117, 252, 0.25);
}

.btn i {
    margin-right: 8px;
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(37, 117, 252, 0.35);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .feature-highlights {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .btn {
        width: 100%;
        margin: 5px 0;
    }
}