.btn-orange { 
    background: var(--primary-orange);
    color: white;
    padding: 12px 30px;
    border-radius: 25px;
}
.btn-blue { /* 类似按钮样式 */ }

.hero-section {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--primary-blue) 0%, #2C5F7A 100%);
}

.feature-card {
    text-align: center;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}
.feature-card:hover {
    transform: translateY(-10px);
}

/* style.css 新增样式 */
:root {
    --primary-orange: #FF6B35;
    --primary-blue: #3A7CA5;
    --dark-bg: #2A2A2A;
}
.bg-orange { background-color: var(--primary-orange); }
.bg-blue { background-color: var(--primary-blue); }

.brand-text {
    font-family: 'Alibaba PuHuiTi', sans-serif;
    font-weight: 700;
    margin-left: 10px;
}

.feature-icon {
    font-size: 2.5rem;
    color: var(--primary-orange);
    margin-bottom: 1rem;
}

.footer {
    background: var(--dark-bg);
    margin-top: 80px;
}

.contact-list li {
    margin-bottom: 0.8rem;
    font-size: 0.95rem;
}

.copyright p {
    color: rgba(255,255,255,0.7);
    font-size: 0.9rem;
}

/* 响应式优化 */
@media (max-width: 768px) {
    .hero-section {
        padding: 60px 0;
    }
    
    .download-buttons .btn {
        width: 100%;
        margin-bottom: 15px;
    }
}