/* Responsive CSS for JiangShan Website */

/* Large Desktops (1200px and above) */
@media (min-width: 1200px) {
  .container {
    max-width: 1400px;
  }
  
  h1 {
    font-size: 3rem;
  }
  
  h2 {
    font-size: 2.5rem;
  }
  
  .hero-title {
    font-size: 2.8rem;
  }
  
  /* Make Chinese characters bigger in the hero title */
  .hero-title.chinese-text {
    font-size: 3.5rem;
  }
  
  .testimonial blockquote {
    font-size: 1.8rem;
  }
  
  .portfolio-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
  }
  
  .portfolio-item {
    aspect-ratio: 4/3;
  }
  
  .portfolio-item {
    aspect-ratio: 4/3;
  }
}

/* Desktops (992px to 1199px) */
@media (min-width: 992px) and (max-width: 1199px) {
  h1 {
    font-size: 2.5rem;
  }
  
  h2 {
    font-size: 2rem;
  }
  
  .hero-title {
    font-size: 2.3rem;
  }
  
  /* Make Chinese characters bigger in the hero title */
  .hero-title.chinese-text {
    font-size: 2.8rem;
  }
  
  .philosophy-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
  }
  
  .icon-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .portfolio-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-sm);
  }
  
  .portfolio-item {
    aspect-ratio: 4/3;
  }
  
  .portfolio-item {
    aspect-ratio: 4/3;
  }
}

/* Tablets (768px to 991px) */
@media (min-width: 768px) and (max-width: 991px) {
  :root {
    --spacing-md: 1.5rem;
    --spacing-lg: 3rem;
  }
  
  h1 {
    font-size: 2.2rem;
  }
  
  h2 {
    font-size: 1.8rem;
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  /* Make Chinese characters bigger in the hero title */
  .hero-title.chinese-text {
    font-size: 2.5rem;
  }
  
  .hero-subtitle {
    font-size: 1.2rem;
  }
  
  /* Make Chinese characters bigger in the hero subtitle */
  .hero-subtitle.chinese-text {
    font-size: 1.5rem;
  }
  
  .nav-list li {
    margin-left: var(--spacing-sm);
  }
  
  .philosophy-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
  }
  
  .philosophy-item {
    padding: var(--spacing-sm);
  }
  
  .services-grid {
    grid-template-columns: 1fr;
  }
  
  .icon-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
  }
  
  .icon-item {
    padding: var(--spacing-sm);
  }
  
  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .portfolio-item {
    aspect-ratio: 4/3;
  }
  
  .portfolio-item {
    aspect-ratio: 4/3;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
  }
}

/* Large Mobile (576px to 767px) */
@media (min-width: 576px) and (max-width: 767px) {
  :root {
    --spacing-sm: 0.75rem;
    --spacing-md: 1.25rem;
    --spacing-lg: 2rem;
  }
  
  h1 {
    font-size: 2rem;
  }
  
  h2 {
    font-size: 1.6rem;
  }
  
  h3 {
    font-size: 1.25rem;
  }
  
  .hero-title {
    font-size: 1.8rem;
  }
  
  /* Make Chinese characters bigger in the hero title */
  .hero-title.chinese-text {
    font-size: 2.2rem;
  }
  
  .hero-subtitle {
    font-size: 1.1rem;
  }
  
  /* Make Chinese characters bigger in the hero subtitle */
  .hero-subtitle.chinese-text {
    font-size: 1.3rem;
  }
  
  .btn {
    padding: 0.6rem 1.2rem;
    font-size: 0.9rem;
  }
  
  .philosophy-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .product-content {
    grid-template-columns: 1fr;
  }
  
  .services-grid {
    grid-template-columns: 1fr;
  }
  
  .service-details-grid {
    grid-template-columns: 1fr;
  }
  
  .icon-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
  }
  
  .icon-item {
    padding: var(--spacing-sm);
  }
  
  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
  }
  
  .portfolio-item {
    aspect-ratio: 4/3;
  }
  
  .portfolio-item {
    aspect-ratio: 4/3;
  }
  
  .contact-container {
    grid-template-columns: 1fr;
  }
  
  .filter-tabs {
    flex-direction: column;
    align-items: center;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
  }
}

/* Small Mobile (575px and below) */
@media (max-width: 575px) {
  :root {
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
  }
  
  .container {
    width: 95%;
  }
  
  h1 {
    font-size: 1.8rem;
  }
  
  h2 {
    font-size: 1.5rem;
  }
  
  h3 {
    font-size: 1.2rem;
  }
  
  .hero-title {
    font-size: 1.6rem;
  }
  
  /* Make Chinese characters bigger in the hero title */
  .hero-title.chinese-text {
    font-size: 2rem;
  }
  
  .hero-subtitle {
    font-size: 1rem;
  }
  
  /* Make Chinese characters bigger in the hero subtitle */
  .hero-subtitle.chinese-text {
    font-size: 1.2rem;
  }
  
  .btn {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
  }
  
  .header .container {
    flex-wrap: wrap;
  }
  
  .nav {
    order: 3;
    width: 100%;
    display: none;
    margin-top: var(--spacing-sm);
  }
  
  .nav.active {
    display: block;
  }
  
  .nav-list {
    flex-direction: column;
    align-items: center;
  }
  
  .nav-list li {
    margin: var(--spacing-xs) 0;
  }
  
  .menu-toggle {
    display: block;
  }
  
  .philosophy-grid {
    grid-template-columns: 1fr;
  }
  
  .content-grid,
  .content-grid.reverse {
    grid-template-columns: 1fr;
    direction: ltr;
  }
  
  .product-content {
    grid-template-columns: 1fr;
  }
  
  .services-grid {
    grid-template-columns: 1fr;
  }
  
  .service-details-grid {
    grid-template-columns: 1fr;
  }
  
  .service-detail-content li {
    padding-left: 1rem;
  }
  
  .icon-grid {
    grid-template-columns: 1fr;
  }
  
  .icon-item {
    padding: var(--spacing-sm);
  }
  
  .portfolio-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
  
  .portfolio-item {
    aspect-ratio: 4/3;
  }
  
  .portfolio-item {
    aspect-ratio: 4/3;
  }
  
  .contact-container {
    grid-template-columns: 1fr;
  }
  
  .filter-tabs {
    flex-direction: column;
    align-items: center;
  }
  
  .filter-btn {
    margin-bottom: var(--spacing-xs);
  }
  
  .footer-content {
    grid-template-columns: 1fr;
  }
  
  .testimonial blockquote {
    font-size: 1.2rem;
  }
  
  .page-hero {
    height: 300px;
  }
  
  .page-hero h1 {
    font-size: 2rem;
  }
}

/* High Resolution Screens */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }
  
  img {
    image-rendering: -webkit-optimize-contrast;
  }
}

/* Landscape Mobile */
@media (max-height: 500px) and (orientation: landscape) {
  .hero {
    height: auto;
    min-height: 100vh;
    padding: var(--spacing-lg) 0;
  }
  
  .hero-content {
    padding: var(--spacing-md);
  }
}

/* Print Styles */
@media print {
  .header,
  .footer,
  .menu-toggle,
  .language-switcher {
    display: none;
  }
  
  .hero {
    background: none !important;
    color: black;
  }
  
  .btn {
    background: none !important;
    color: black !important;
    border: 1px solid black;
    box-shadow: none;
  }
  
  .section {
    break-inside: avoid;
  }
}