/* 页脚 */
.footer {
    padding: 50px 0;
    background-color: #f0f2ff;
    text-align: center;
}

.qrcode-footer {
    margin-bottom: 30px;
}

.qrcode-footer img {
    width: 120px;
    height: 120px;
    border: 1px solid var(--border-color);
    padding: 8px;
    background-color: white;
    border-radius: var(--border-radius);
}

.qrcode-footer p {
    margin-top: 10px;
    font-size: 0.9rem;
}

.copyright {
    color: var(--light-text);
    font-size: 0.9rem;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .hero .container {
        flex-direction: column;
    }

    .hero-content {
        padding-right: 0;
        margin-bottom: 40px;
        text-align: center;
    }

    .section-title {
        font-size: 1.8rem;
    }
}

@media (max-width: 768px) {
    .header .container {
        flex-direction: column;
    }

    .logo {
        margin-bottom: 15px;
    }

    .nav ul {
        justify-content: center;
    }

    .nav ul li {
        margin: 0 10px;
    }

    .hero-content h2 {
        font-size: 2rem;
    }

    .feature-card, .scenario-card {
        padding: 20px;
    }
}

@media (max-width: 576px) {
    .features-grid, .styles-grid, .scenarios-grid {
        grid-template-columns: 1fr;
    }

    .scenario-card {
        flex-direction: column;
    }

    .scenario-icon {
        margin-right: 0;
        margin-bottom: 15px;
    }
}