/* 移动端专用样式 - 优化性能和用户体验 */

@media (max-width: 768px) {
    /* 基础排版优化 */
    body {
        font-size: 15px;
        line-height: 1.7;
    }

    .container {
        padding: 0 15px;
    }

    /* Banner 移动端优化 */
    .banner {
        padding: 50px 0;
    }

    .banner h1 {
        font-size: 24px;
        line-height: 1.4;
        margin-bottom: 15px;
    }

    .banner-desc {
        font-size: 15px;
        line-height: 1.7;
        margin-bottom: 25px;
    }

    .cta-buttons {
        flex-direction: column;
        gap: 12px;
        width: 100%;
    }

    .cta-btn {
        width: 100%;
        padding: 14px 30px;
        font-size: 16px;
    }

    .trust-badge {
        font-size: 13px;
        line-height: 1.6;
    }

    /* 快速导航移动端 */
    .quick-nav {
        padding: 15px 0;
    }

    .quick-nav-list {
        gap: 10px;
    }

    .quick-nav-list a {
        padding: 8px 18px;
        font-size: 14px;
    }

    /* Section 标题优化 */
    .section {
        padding: 45px 0;
    }

    .section-title {
        font-size: 24px;
        margin-bottom: 12px;
        line-height: 1.3;
    }

    .section-subtitle {
        font-size: 15px;
        margin-bottom: 30px;
        padding: 0 10px;
    }

    /* 痛点卡片 */
    .pain-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .pain-card {
        padding: 25px 20px;
    }

    .pain-icon {
        font-size: 40px;
    }

    .pain-title {
        font-size: 19px;
    }

    .pain-desc {
        font-size: 14px;
    }

    /* 功能卡片 */
    .feature-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }

    .feature-card {
        padding: 25px 20px;
    }

    .feature-icon {
        width: 60px;
        height: 60px;
        font-size: 28px;
    }

    .feature-title {
        font-size: 20px;
    }

    .feature-desc {
        font-size: 14px;
    }

    /* 步骤流程 */
    .steps {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .step {
        padding: 25px 20px;
    }

    .step-number {
        width: 50px;
        height: 50px;
        font-size: 24px;
    }

    .step-title {
        font-size: 18px;
    }

    .step-desc {
        font-size: 14px;
    }

    /* Demo 区域 */
    .demo-image {
        margin-bottom: 20px;
    }

    .demo-note {
        padding: 20px 15px;
    }

    .demo-note h3 {
        font-size: 18px;
    }

    .demo-note li {
        font-size: 14px;
        padding: 6px 0;
    }

    /* 价格卡片 */
    .pricing-header {
        padding: 30px 20px;
    }

    .pricing-amount {
        font-size: 38px;
    }

    .pricing-unit {
        font-size: 16px;
    }

    .pricing-body {
        padding: 30px 20px;
    }

    .pricing-features li {
        padding: 12px 0;
        font-size: 14px;
        padding-left: 25px;
    }

    .database-info {
        padding: 15px;
        font-size: 13px;
    }

    /* 对比表格 */
    .comparison-table {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .comparison-table table {
        min-width: 600px;
        font-size: 14px;
    }

    .comparison-table th,
    .comparison-table td {
        padding: 12px 15px;
    }

    /* 优势网格 */
    .advantages-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .advantage-item {
        padding: 20px 18px;
    }

    .advantage-icon {
        font-size: 36px;
    }

    .advantage-title {
        font-size: 18px;
    }

    .advantage-desc {
        font-size: 14px;
    }

    /* 统计数据 */
    .stats {
        padding: 40px 0;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 25px;
    }

    .stat-number {
        font-size: 36px;
    }

    .stat-label {
        font-size: 15px;
    }

    /* FAQ */
    .faq-question {
        padding: 15px 18px;
        font-size: 15px;
    }

    .faq-toggle {
        font-size: 22px;
    }

    .faq-answer-content {
        padding: 0 18px 15px;
        font-size: 14px;
    }

    /* 用户评价 */
    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .testimonial-card {
        padding: 25px 20px;
    }

    .testimonial-text {
        font-size: 14px;
        margin-bottom: 15px;
    }

    .author-name {
        font-size: 15px;
    }

    .author-title {
        font-size: 13px;
    }

    /* 合作伙伴 */
    .partners-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }

    .partner-logo {
        padding: 20px 15px;
        min-height: 80px;
    }

    /* 提示框 */
    .tip-box {
        padding: 20px 15px;
        margin-bottom: 15px;
    }

    .tip-box h3 {
        font-size: 17px;
    }

    .tip-box li {
        font-size: 14px;
        padding: 6px 0;
    }

    /* 最终 CTA */
    .final-cta {
        padding: 50px 0;
    }

    .final-cta h2 {
        font-size: 26px;
        line-height: 1.3;
    }

    .final-cta p {
        font-size: 16px;
        margin-bottom: 25px;
    }

    /* 返回顶部按钮 */
    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
        font-size: 20px;
    }

    /* Footer */
    footer {
        padding: 35px 0 20px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 25px;
        margin-bottom: 25px;
    }

    .footer-section h3 {
        font-size: 18px;
        margin-bottom: 15px;
    }

    .footer-section p,
    .footer-section ul {
        font-size: 14px;
    }

    .footer-bottom {
        padding-top: 20px;
        font-size: 13px;
    }

    /* 灯箱优化 */
    .lightbox img {
        max-width: 95%;
        max-height: 85%;
    }

    .lightbox-close {
        top: 15px;
        right: 20px;
        font-size: 35px;
    }

    /* 触摸优化 */
    .cta-btn,
    .faq-question,
    .step,
    .feature-card,
    .pain-card,
    .advantage-item,
    .testimonial-card {
        -webkit-tap-highlight-color: rgba(0, 0, 0, 0.1);
    }

    /* 文字选择优化 */
    .section-title,
    .feature-title,
    .pain-title,
    .advantage-title {
        -webkit-user-select: none;
        user-select: none;
    }
}

/* 小屏幕手机优化 (< 375px) */
@media (max-width: 374px) {
    .banner h1 {
        font-size: 22px;
    }

    .section-title {
        font-size: 22px;
    }

    .cta-btn {
        padding: 12px 25px;
        font-size: 15px;
    }

    .pricing-amount {
        font-size: 34px;
    }

    .stats-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

/* 横屏模式优化 */
@media (max-width: 768px) and (orientation: landscape) {
    .banner {
        padding: 40px 0;
    }

    .section {
        padding: 40px 0;
    }

    .stats-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}