/* 平板设备 (768px - 992px) */
@media (max-width: 992px) {
  .container {
    padding: 0 2rem;
  }
  
  .banner {
    height: 500px;
  }
  
  .banner-content h1 {
    font-size: 38px;
  }
  
  .banner-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .banner-demo {
    order: -1;
  }
  
  .advantage-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .zhenliao-container {
    flex-direction: column;
    text-align: center;
  }
  
  .zhenliao-tags {
    justify-content: center;
  }
  
  .brand-grid {
    flex-direction: column;
  }
  
  .brand-item {
    min-width: 100%;
  }
  
  .section {
    padding: 60px 0;
  }
  
  .section-title h2 {
    font-size: 32px;
  }
  
  .cta {
    margin: 60px 20px;
    padding: 60px 0;
  }
  
  .cta h2 {
    font-size: 32px;
  }
}

/* 移动设备 (576px - 768px) */
@media (max-width: 768px) {
  .container {
    padding: 0 1.5rem;
  }
  
  .banner {
    height: 420px;
    margin-top: 70px;
  }
  
  .banner-content h1 {
    font-size: 28px;
  }
  
  .banner-content p {
    font-size: 16px;
  }
  
  .banner-arrow {
    width: 40px;
    height: 40px;
    font-size: 20px;
  }
  
  .arrow-left {
    left: 10px;
  }
  
  .arrow-right {
    right: 10px;
  }
  
  .advantage-grid {
    grid-template-columns: 1fr;
  }
  
  .banner-btn,
  .zhenliao-btn,
  .cta-btn {
    flex-direction: column;
    align-items: center;
  }
  
  .btn {
    width: 100%;
    max-width: 280px;
  }
  
  .case-item {
    flex: 0 0 280px;
  }
  
  .zhenliao-entry {
    margin: -20px 0 40px;
    padding: 40px 0;
    border-radius: 0 0 20px 20px;
  }
  
  .control-panel {
    bottom: 20px;
    right: 20px;
  }
  
  .control-buttons {
    padding: 8px;
  }
  
  .control-btn {
    width: 36px;
    height: 36px;
    font-size: 16px;
  }
}

/* 小屏移动设备 (< 576px) */
@media (max-width: 576px) {
  .container {
    padding: 0 1rem;
  }
  
  .banner {
    height: 380px;
  }
  
  .banner-content h1 {
    font-size: 24px;
  }
  
  .banner-content p {
    font-size: 14px;
  }
  
  .banner-indicator {
    bottom: 20px;
  }
  
  .indicator-dot {
    width: 8px;
    height: 8px;
  }
  
  .indicator-dot.active {
    width: 24px;
  }
  
  .section-title h2 {
    font-size: 28px;
  }
  
  .section-title p {
    font-size: 16px;
  }
  
  .zhenliao-text h3 {
    font-size: 24px;
  }
  
  .zhenliao-text p {
    font-size: 16px;
  }
  
  .advantage-item {
    padding: 30px 20px;
  }
  
  .advantage-item h4 {
    font-size: 18px;
  }
  
  .advantage-item p {
    font-size: 14px;
  }
  
  .brand-item {
    padding: 30px 20px;
  }
  
  .brand-item h3 {
    font-size: 20px;
  }
  
  .brand-item p {
    font-size: 14px;
  }
  
  .brand-feature li {
    font-size: 13px;
  }
  
  .case-item {
    padding: 20px;
  }
  
  .cta {
    margin: 40px 10px;
    padding: 40px 20px;
    border-radius: 20px;
  }
  
  .cta h2 {
    font-size: 24px;
  }
  
  .cta p {
    font-size: 16px;
  }
  
  .footer-inner {
    flex-direction: column;
    gap: 30px;
  }
  
  .footer-nav {
    justify-content: flex-start;
    gap: 30px;
  }
}

/* 横屏移动设备 */
@media (max-height: 500px) and (orientation: landscape) {
  .banner {
    height: 350px;
  }
  
  .banner-content h1 {
    font-size: 24px;
  }
  
  .banner-content p {
    font-size: 14px;
    margin-bottom: 20px;
  }
  
  .btn {
    padding: 8px 16px;
    font-size: 14px;
  }
}

/* 高分辨率屏幕 */
@media (min-width: 1600px) {
  .container {
    max-width: 1500px;
  }
  
  .banner {
    height: 700px;
  }
  
  .banner-content h1 {
    font-size: 56px;
  }
  
  .banner-content p {
    font-size: 24px;
  }
  
  .section-title h2 {
    font-size: 42px;
  }
  
  .section-title p {
    font-size: 20px;
  }
}

/* 打印样式 */
@media print {
  .header,
  .banner-arrow,
  .banner-indicator,
  .control-panel,
  .footer-nav,
  .btn {
    display: none !important;
  }
  
  .banner {
    height: auto;
    background: none !important;
    color: black;
  }
  
  .banner-slide {
    position: relative;
    opacity: 1;
  }
  
  .banner-content h1 span {
    -webkit-text-fill-color: black;
  }
  
  .container {
    width: 100%;
    padding: 0;
  }
  
  body {
    color: black;
    background: white;
  }
}