/**
 * AI工具导航网站响应式样式表
 * 确保网站在不同屏幕尺寸上都能良好展示
 */

/* 大型桌面设备（1200px及以上） */
@media (min-width: 1200px) {
  .container {
    max-width: 1140px;
  }
}

/* 中型桌面设备（992px到1199px） */
@media (min-width: 992px) and (max-width: 1199px) {
  .container {
    max-width: 960px;
  }
  
  .tools-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .banner h1 {
    font-size: 1.8rem;
  }
  
  .banner p {
    font-size: 1.1rem;
  }
}

/* 平板设备（768px到991px） */
@media (min-width: 768px) and (max-width: 991px) {
  .container {
    max-width: 720px;
  }
  
  .tools-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }
  
  .navbar {
    flex-wrap: wrap;
  }
  
  .logo {
    margin-bottom: 1rem;
  }
  
  .search-container {
    order: 3;
    width: 100%;
    margin-top: 1rem;
  }
  
  .banner {
    padding: 2rem 0;
  }
  
  .banner h1 {
    font-size: 1.6rem;
  }
  
  .banner p {
    font-size: 1rem;
  }
  
  .central-search-container {
    max-width: 600px;
  }
}

/* 大型手机设备（576px到767px） */
@media (min-width: 576px) and (max-width: 767px) {
  .container {
    max-width: 540px;
  }
  
  .tools-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }
  
  .navbar {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .logo {
    margin-bottom: 1rem;
    align-self: center;
  }
  
  .search-container {
    width: 100%;
    margin: 1rem 0;
  }
  
  .language-selector {
    align-self: flex-end;
    margin-left: 0;
  }
  
  .banner {
    padding: 1.5rem 0;
  }
  
  .banner h1 {
    font-size: 1.4rem;
  }
  
  .banner p {
    font-size: 0.9rem;
  }
  
  .central-search-section {
    padding: 0.5rem 0 1rem;
  }
  
  .central-search-input {
    padding: 12px 18px;
    padding-right: 50px;
    font-size: 1rem;
  }
  
  .central-search-button {
    width: 35px;
    height: 35px;
  }
  
  .category-nav {
    padding: 0.5rem;
  }
  
  .category-button {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
  }
  
  .footer-content {
    flex-direction: column;
    text-align: center;
  }
  
  .footer-links {
    margin-top: 1rem;
    justify-content: center;
  }
}

/* 小型手机设备（小于576px） */
@media (max-width: 575px) {
  .container {
    padding: 0 1rem;
  }
  
  .tools-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  
  .navbar {
    flex-direction: column;
    align-items: center;
    gap: 1rem;
  }
  
  .search-container {
    width: 100%;
  }
  
  .language-selector {
    margin-left: 0;
    align-self: flex-end;
  }
  
  .banner {
    padding: 1rem 0;
  }
  
  .banner h1 {
    font-size: 1.3rem;
  }
  
  .banner p {
    font-size: 0.9rem;
  }
  
  .central-search-section {
    padding: 0.25rem 0 0.75rem;
  }
  
  .central-search-input {
    padding: 10px 15px;
    padding-right: 45px;
    font-size: 0.95rem;
  }
  
  .central-search-button {
    width: 32px;
    height: 32px;
    right: 10px;
  }
  
  .section-title {
    font-size: 1.3rem;
  }
  
  .category-nav {
    padding: 0.5rem;
    gap: 0.5rem;
  }
  
  .category-button {
    padding: 0.5rem 0.8rem;
    font-size: 0.8rem;
  }
  
  .tool-title {
    font-size: 1.1rem;
  }
  
  .tool-description {
    font-size: 0.8rem;
  }
  
  .footer {
    padding: 2rem 0;
  }
  
  .footer-content {
    flex-direction: column;
    text-align: center;
    gap: 1.5rem;
  }
  
  .footer-links {
    flex-wrap: wrap;
    justify-content: center;
  }
}