/* 响应式设计 */
@media (max-width: 1024px) {
    .hero-content {
        flex-direction: column;
        text-align: center;
    }

    .hero-title {
        font-size: 36px;
    }

    .hero-cta {
        justify-content: center;
    }

    .features-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
}

body footer .footer-copyright {
    color: var(--text-secondary);
    font-size: 14px;
    text-align: left;
    line-height: 30px;
    border-top: none;
    padding-top: 0;
}

body footer .copyright-container {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
    justify-content: flex-start;
}

body footer .copyright-text {
    line-height: 1.5;
}

body footer .copyright-details {
    display: flex;
    flex-direction: column;
    gap: 4px;
    align-items: flex-start;
}

@media (max-width: 768px) {
    body footer .footer-content {
        display: grid;
        grid-template-columns: 92px minmax(0, 1fr) minmax(0, 1fr);
        column-gap: 24px;
        row-gap: 30px;
        align-items: flex-start;
    }

    body footer .footer-block:nth-child(4),
    body footer .footer-block:nth-child(5) {
        grid-column: 1 / -1;
    }

    body footer .footer-block:nth-child(1) {
        align-self: center;
        justify-self: start;
        max-width: 92px;
    }

    body footer .footer-block:nth-child(2),
    body footer .footer-block:nth-child(3) {
        width: 100%;
    }

    body footer .footer-logo-section {
        align-items: center;
        text-align: center;
    }

    body footer .footer-logo-image {
        width: 74px;
        height: 74px;
    }

    .nav-links {
        display: none;
    }

    .hero {
        padding: 60px 0;
    }

    .hero-title {
        font-size: 28px;
    }

    .hero-subtitle {
        font-size: 16px;
    }

    .btn {
        padding: 12px 24px;
        font-size: 14px;
    }

    .section-title {
        font-size: 28px;
    }

    .section-subtitle {
        font-size: 16px;
    }

    .features-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .scenarios-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .feature-card,
    .scenario-card {
        padding: 30px 20px;
    }
    
    .testimonial-card {
        padding: 0;
    }
    
    .testimonial-text {
        max-width: 100%;
    }
}

/* 动画效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--background-color);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}