/* 全局样式 */
:root {
  --primary-color: #4285f4;
  --secondary-color: #34a853;
  --accent-color: #ea4335;
  --text-color: #333;
  --light-text: #777;
  --background-light: #f8f9fa;
  --white: #fff;
  --border-radius: 8px;
  --box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  --transition: all 0.3s ease;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  color: var(--text-color);
  line-height: 1.6;
  background-color: var(--background-light);
}

a {
  text-decoration: none;
  color: var(--primary-color);
  transition: var(--transition);
}

a:hover {
  color: var(--accent-color);
}

img {
  max-width: 100%;
  height: auto;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.btn {
  display: inline-block;
  padding: 12px 24px;
  border-radius: var(--border-radius);
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
}

.btn-primary {
  background-color: var(--primary-color);
  color: var(--white);
  border: 2px solid var(--primary-color);
}

.btn-primary:hover {
  background-color: transparent;
  color: var(--primary-color);
}

.btn-secondary {
  background-color: transparent;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
  background-color: var(--primary-color);
  color: var(--white);
}

/* 头部样式 */
.header {
  background-color: var(--white);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
}

.header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 20px;
}

.logo img {
  height: 40px;
}

.main-nav ul {
  display: flex;
  list-style: none;
}

.main-nav li {
  margin-left: 30px;
}

.main-nav a {
  color: var(--text-color);
  font-weight: 500;
  position: relative;
  padding: 5px 0;
}

.main-nav a:hover {
  color: var(--primary-color);
}

.main-nav a.active {
  color: var(--primary-color);
}

.main-nav a.active:after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--primary-color);
}

/* 英雄区域 */
.hero-banner {
  padding: 120px 0 80px;
  background: linear-gradient(135deg, #f5f7fa 0%, #e4e8eb 100%);
  margin-top: 70px;
}

.hero-banner .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.hero-content {
  flex: 1;
  padding-right: 40px;
}

.hero-content h1 {
  font-size: 2.8rem;
  margin-bottom: 20px;
  line-height: 1.2;
  color: var(--text-color);
}

.hero-content p {
  font-size: 1.2rem;
  color: var(--light-text);
  margin-bottom: 30px;
}

.download-btns {
  display: flex;
  gap: 15px;
  margin-bottom: 30px;
}

.btn-download {
  background-color: var(--primary-color);
  color: var(--white);
  padding: 14px 28px;
  border-radius: var(--border-radius);
  font-weight: 600;
  box-shadow: 0 4px 12px rgba(66, 133, 244, 0.3);
}

.btn-download:hover {
  background-color: #3367d6;
  color: var(--white);
  box-shadow: 0 6px 16px rgba(66, 133, 244, 0.4);
}

.btn-learn-more {
  background-color: transparent;
  color: var(--primary-color);
  padding: 14px 28px;
  border-radius: var(--border-radius);
  font-weight: 600;
  border: 2px solid var(--primary-color);
}

.btn-learn-more:hover {
  background-color: rgba(66, 133, 244, 0.1);
}

.version-info {
  display: flex;
  gap: 20px;
  color: var(--light-text);
  font-size: 0.9rem;
}

.hero-image {
  flex: 1;
  text-align: center;
}

.hero-image img {
  max-height: 400px;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
}

/* 功能区域 */
.why-chrome {
  padding: 80px 0;
}

.why-chrome h2 {
  text-align: center;
  font-size: 2rem;
  margin-bottom: 50px;
  color: var(--text-color);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.feature-card {
  background-color: var(--white);
  padding: 30px;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  text-align: center;
  transition: var(--transition);
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.feature-card img {
  height: 80px;
  margin-bottom: 20px;
}

.feature-card h3 {
  font-size: 1.3rem;
  margin-bottom: 15px;
  color: var(--text-color);
}

.feature-card p {
  color: var(--light-text);
}

/* 统计区域 */
.stats {
  padding: 60px 0;
  background-color: var(--primary-color);
  color: var(--white);
}

.stats .container {
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
  gap: 20px;
}

.stat-item {
  text-align: center;
  padding: 20px;
}

.stat-item .number {
  display: block;
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.stat-item .label {
  font-size: 1.1rem;
  opacity: 0.9;
}

/* 页脚样式 */
.footer {
  background-color: #2d2d2d;
  color: #ccc;
  padding: 60px 0 20px;
}

.footer-logo img {
  height: 40px;
  margin-bottom: 20px;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}

.link-column h4 {
  color: var(--white);
  margin-bottom: 20px;
  font-size: 1.1rem;
}

.link-column ul {
  list-style: none;
}

.link-column li {
  margin-bottom: 12px;
}

.link-column a {
  color: #aaa;
  transition: var(--transition);
}

.link-column a:hover {
  color: var(--white);
  padding-left: 5px;
}

.footer-bottom {
  border-top: 1px solid #444;
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-bottom p {
  font-size: 0.9rem;
  color: #888;
}

.social-links {
  display: flex;
  gap: 15px;
}

.social-links img {
  height: 24px;
  opacity: 0.7;
  transition: var(--transition);
}

.social-links img:hover {
  opacity: 1;
}

/* 响应式设计 */
@media (max-width: 992px) {
  .hero-banner .container {
    flex-direction: column;
    text-align: center;
  }
  
  .hero-content {
    padding-right: 0;
    margin-bottom: 40px;
  }
  
  .download-btns {
    justify-content: center;
  }
  
  .version-info {
    justify-content: center;
  }
}

@media (max-width: 768px) {
  .header .container {
    flex-direction: column;
    padding: 15px;
  }
  
  .logo {
    margin-bottom: 15px;
  }
  
  .main-nav ul {
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .main-nav li {
    margin: 0 10px 10px;
  }
  
  .hero-content h1 {
    font-size: 2.2rem;
  }
  
  .download-btns {
    flex-direction: column;
    gap: 10px;
  }
  
  .btn-download, .btn-learn-more {
    width: 100%;
  }
}
/* 图片灯箱效果 */
.image-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.9);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 2000;
  cursor: zoom-out;
}

.image-overlay img {
  max-width: 90%;
  max-height: 90%;
  object-fit: contain;
}

/* 动画效果 */
.image-overlay {
  opacity: 0;
  animation: fadeIn 0.3s forwards;
}

@keyframes fadeIn {
  to {
    opacity: 1;
  }
}
/* 资讯页横幅 */
.news-banner {
  padding: 120px 0 60px;
  background: linear-gradient(135deg, #4285f4 0%, #34a853 100%);
  color: white;
  text-align: center;
  margin-top: 70px;
}

.news-banner h1 {
  font-size: 2.5rem;
  margin-bottom: 15px;
}

.news-banner p {
  font-size: 1.2rem;
  opacity: 0.9;
}

/* 资讯分类导航 */
.news-categories {
  background-color: var(--white);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  position: sticky;
  top: 70px;
  z-index: 100;
}

.news-categories ul {
  display: flex;
  justify-content: center;
  list-style: none;
  padding: 0;
  margin: 0;
  flex-wrap: wrap;
}

.news-categories li {
  margin: 0;
}

.news-categories a {
  display: block;
  padding: 15px 25px;
  color: var(--text-color);
  font-weight: 500;
  position: relative;
  transition: var(--transition);
}

.news-categories li.active a {
  color: var(--primary-color);
}

.news-categories li.active a:after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 25px;
  right: 25px;
  height: 3px;
  background-color: var(--primary-color);
}

.news-categories a:hover {
  color: var(--primary-color);
}

/* 资讯列表 */
.news-list {
  padding: 60px 0;
}

.news-article {
  margin-bottom: 40px;
  background-color: var(--white);
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  overflow: hidden;
  transition: var(--transition);
}

.news-article:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.news-article.featured {
  display: flex;
  margin-bottom: 60px;
}

.news-article.featured .article-image {
  flex: 1;
  min-height: 300px;
}

.news-article.featured .article-content {
  flex: 1;
  padding: 40px;
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 30px;
}

.article-image {
  position: relative;
  height: 200px;
  overflow: hidden;
}

.article-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.news-article:hover .article-image img {
  transform: scale(1.05);
}

.category-tag {
  position: absolute;
  top: 15px;
  right: 15px;
  background-color: var(--primary-color);
  color: white;
  padding: 5px 15px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
}

.article-content {
  padding: 25px;
}

.article-content h2,
.article-content h3 {
  margin-bottom: 10px;
}

.article-content h2 a,
.article-content h3 a {
  color: var(--text-color);
  transition: var(--transition);
}

.article-content h2 a:hover,
.article-content h3 a:hover {
  color: var(--primary-color);
}

.article-meta {
  display: flex;
  gap: 15px;
  margin-bottom: 15px;
  font-size: 0.9rem;
  color: var(--light-text);
}

.excerpt {
  margin-bottom: 15px;
  color: var(--text-color);
}

.read-more {
  font-weight: 600;
  color: var(--primary-color);
  display: inline-flex;
  align-items: center;
}

.read-more:after {
  content: '→';
  margin-left: 5px;
  transition: var(--transition);
}

.read-more:hover:after {
  margin-left: 8px;
}

/* 分页 */
.pagination {
  display: flex;
  justify-content: center;
  margin-top: 50px;
  gap: 10px;
}

.pagination a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--white);
  color: var(--text-color);
  font-weight: 600;
  transition: var(--transition);
}

.pagination a:hover,
.pagination a.active {
  background-color: var(--primary-color);
  color: white;
}

/* 订阅区块 */
.newsletter {
  padding: 60px 0;
  background-color: #f5f7fa;
  text-align: center;
}

.newsletter h3 {
  font-size: 1.8rem;
  margin-bottom: 15px;
}

.newsletter p {
  max-width: 600px;
  margin: 0 auto 30px;
  color: var(--light-text);
}

.subscribe-form {
  display: flex;
  max-width: 500px;
  margin: 0 auto;
}

.subscribe-form input {
  flex: 1;
  padding: 15px 20px;
  border: 1px solid #ddd;
  border-radius: var(--border-radius) 0 0 var(--border-radius);
  font-size: 1rem;
  outline: none;
}

.subscribe-form button {
  padding: 15px 30px;
  background-color: var(--primary-color);
  color: white;
  border: none;
  border-radius: 0 var(--border-radius) var(--border-radius) 0;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.subscribe-form button:hover {
  background-color: #3367d6;
}

.privacy-note {
  margin-top: 15px;
  font-size: 0.85rem;
  color: var(--light-text);
}

/* 响应式设计 */
@media (max-width: 992px) {
  .news-article.featured {
    flex-direction: column;
  }
  
  .news-article.featured .article-image {
    min-height: 250px;
  }
}

@media (max-width: 768px) {
  .news-banner {
    padding: 100px 0 50px;
  }
  
  .news-banner h1 {
    font-size: 2rem;
  }
  
  .news-categories li {
    width: 50%;
    text-align: center;
  }
  
  .news-categories a {
    padding: 12px;
  }
  
  .news-grid {
    grid-template-columns: 1fr;
  }
  
  .subscribe-form {
    flex-direction: column;
  }
  
  .subscribe-form input,
  .subscribe-form button {
    width: 100%;
    border-radius: var(--border-radius);
  }
  
  .subscribe-form button {
    margin-top: 10px;
  }
}
/* 文章头部 */
.article-header {
  padding: 100px 0 40px;
  background-color: #f5f7fa;
  border-bottom: 1px solid #eee;
}

.article-header h1 {
  font-size: 2.5rem;
  line-height: 1.3;
  margin-bottom: 20px;
}

.breadcrumb {
  margin-bottom: 20px;
  font-size: 0.9rem;
  color: var(--light-text);
}

.breadcrumb a {
  color: var(--light-text);
}

.breadcrumb a:hover {
  color: var(--primary-color);
}

.breadcrumb span {
  color: var(--text-color);
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 20px;
  font-size: 0.95rem;
  color: var(--light-text);
}

.article-meta span {
  display: flex;
  align-items: center;
}

.article-meta .author {
  color: var(--primary-color);
}

.category-tag {
  display: inline-block;
  padding: 5px 15px;
  background-color: var(--primary-color);
  color: white;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
}

/* 文章内容 */
.article-content {
  padding: 60px 0;
}

.featured-image {
  margin-bottom: 40px;
  text-align: center;
}

.featured-image img {
  max-height: 500px;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
}

.image-caption {
  margin-top: 10px;
  font-size: 0.9rem;
  color: var(--light-text);
  text-align: center;
}

.content-wrapper {
  max-width: 800px;
  margin: 0 auto;
}

.content-wrapper h2 {
  font-size: 1.8rem;
  margin: 40px 0 20px;
  color: var(--text-color);
}

.content-wrapper h3 {
  font-size: 1.4rem;
  margin: 30px 0 15px;
  color: var(--text-color);
}

.content-wrapper p {
  margin-bottom: 20px;
  line-height: 1.8;
}

.lead {
  font-size: 1.2rem;
  line-height: 1.8;
  margin-bottom: 30px;
  color: var(--text-color);
}

ul, ol {
  margin-bottom: 20px;
  padding-left: 20px;
}

li {
  margin-bottom: 10px;
  line-height: 1.8;
}

blockquote {
  border-left: 4px solid var(--primary-color);
  padding: 20px;
  margin: 30px 0;
  background-color: #f8f9fa;
  font-style: italic;
}

blockquote footer {
  margin-top: 10px;
  font-style: normal;
  font-size: 0.9rem;
  color: var(--light-text);
}

.image-with-text {
  display: flex;
  align-items: center;
  gap: 30px;
  margin: 30px 0;
}

.image-with-text img {
  flex: 1;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
}

.image-with-text .text-content {
  flex: 1;
}

.security-table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0 30px;
}

.security-table th,
.security-table td {
  padding: 12px 15px;
  text-align: left;
  border-bottom: 1px solid #eee;
}

.security-table th {
  background-color: #f5f7fa;
  font-weight: 600;
}

.security-table .high {
  color: #ea4335;
  font-weight: 600;
}

.update-cta {
  background-color: #f5f7fa;
  padding: 30px;
  border-radius: var(--border-radius);
  margin: 40px 0;
  text-align: center;
}

.update-cta p {
  margin-bottom: 20px;
  font-size: 1.1rem;
}

/* 社交分享 */
.social-share {
  display: flex;
  align-items: center;
  gap: 15px;
  margin: 30px 0;
  padding: 20px 0;
  border-top: 1px solid #eee;
  border-bottom: 1px solid #eee;
}

.social-share span {
  font-weight: 500;
  color: var(--text-color);
}

.social-share a img {
  height: 24px;
  opacity: 0.7;
  transition: var(--transition);
}

.social-share a:hover img {
  opacity: 1;
}

/* 相关文章 */
.related-articles {
  padding: 40px 0;
  background-color: #f8f9fa;
}

.related-articles h2 {
  text-align: center;
  margin-bottom: 40px;
  font-size: 2rem;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 30px;
}

.related-article {
  background-color: var(--white);
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  overflow: hidden;
  transition: var(--transition);
}

.related-article:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.related-article img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}

.related-article h3 {
  padding: 20px;
  font-size: 1.2rem;
}

.related-article a {
  color: var(--text-color);
  transition: var(--transition);
}

.related-article a:hover {
  color: var(--primary-color);
}

/* 评论区域 */
.comments {
  padding: 60px 0;
}

.comments h2 {
  margin-bottom: 40px;
  font-size: 2rem;
  text-align: center;
}

.comment-form {
  background-color: var(--white);
  padding: 30px;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  margin-bottom: 40px;
}

.comment-form h3 {
  margin-bottom: 20px;
  font-size: 1.5rem;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid #ddd;
  border-radius: var(--border-radius);
  font-size: 1rem;
  transition: var(--transition);
}

.form-group textarea {
  min-height: 150px;
  resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--primary-color);
  outline: none;
}

.btn-submit {
  background-color: var(--primary-color);
  color: white;
  padding: 12px 30px;
  border: none;
  border-radius: var(--border-radius);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.btn-submit:hover {
  background-color: #3367d6;
}

.comment-list {
  background-color: var(--white);
  padding: 30px;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
}

.comment {
  padding: 20px 0;
  border-bottom: 1px solid #eee;
}

.comment:last-child {
  border-bottom: none;
}

.comment-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 15px;
}

.comment-header h4 {
  font-size: 1.1rem;
}

.comment-date {
  font-size: 0.85rem;
  color: var(--light-text);
}

.comment-body p {
  line-height: 1.7;
}

/* 响应式设计 */
@media (max-width: 992px) {
  .article-header h1 {
    font-size: 2.2rem;
  }
  
  .image-with-text {
    flex-direction: column;
  }
  
  .image-with-text img {
    width: 100%;
  }
}

@media (max-width: 768px) {
  .article-header {
    padding: 80px 0 30px;
  }
  
  .article-header h1 {
    font-size: 2rem;
  }
  
  .featured-image img {
    max-height: 350px;
  }
  
  .content-wrapper {
    padding: 0 15px;
  }
  
  .related-grid {
    grid-template-columns: 1fr;
  }
  
  .comment-form,
  .comment-list {
    padding: 20px;
  }
}
/* 下载主区域 */
.download-main {
  padding: 100px 0 60px;
}

.download-main h1 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 10px;
  color: var(--text-color);
}

.download-main .subtitle {
  text-align: center;
  font-size: 1.2rem;
  color: var(--light-text);
  margin-bottom: 40px;
}

/* 平台选择器 */
.platform-selector {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 15px;
  margin-bottom: 40px;
}

.platform {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 20px 25px;
  background-color: var(--white);
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  cursor: pointer;
  transition: var(--transition);
  border: 2px solid transparent;
}

.platform:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.1);
}

.platform.active {
  border-color: var(--primary-color);
  background-color: rgba(66, 133, 244, 0.05);
}

.platform img {
  height: 40px;
  margin-bottom: 10px;
}

.platform span {
  font-weight: 500;
  color: var(--text-color);
}

/* 下载内容区域 */
.download-content {
  display: none;
  background-color: var(--white);
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  padding: 40px;
  margin-bottom: 40px;
}

.download-content.active {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.download-info {
  flex: 1;
  padding-right: 40px;
}

.download-info h2 {
  font-size: 1.8rem;
  margin-bottom: 20px;
  color: var(--text-color);
}

.version-box {
  background-color: rgba(66, 133, 244, 0.1);
  padding: 15px;
  border-radius: var(--border-radius);
  margin-bottom: 20px;
}

.version-box span {
  display: block;
  margin-bottom: 5px;
  font-size: 0.95rem;
  color: var(--text-color);
}

.version-box span:last-child {
  margin-bottom: 0;
}

.system-requirements {
  font-size: 0.95rem;
  color: var(--light-text);
  margin-bottom: 30px;
}

.btn-download-large {
  display: inline-block;
  background-color: var(--primary-color);
  color: var(--white);
  padding: 16px 32px;
  border-radius: var(--border-radius);
  font-weight: 600;
  font-size: 1.1rem;
  box-shadow: 0 4px 12px rgba(66, 133, 244, 0.3);
  margin-bottom: 20px;
  transition: var(--transition);
}

.btn-download-large:hover {
  background-color: #3367d6;
  box-shadow: 0 6px 16px rgba(66, 133, 244, 0.4);
  color: var(--white);
}

.note {
  font-size: 0.85rem;
  color: var(--light-text);
}

.note a {
  color: var(--light-text);
  text-decoration: underline;
}

.download-image {
  flex: 1;
  text-align: center;
}

.download-image img {
  max-height: 300px;
  border-radius: var(--border-radius);
}

/* 安装步骤 */
.download-steps {
  background-color: var(--white);
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  padding: 30px;
  margin-bottom: 40px;
}

.download-steps h3 {
  font-size: 1.5rem;
  margin-bottom: 20px;
  color: var(--text-color);
}

.download-steps ol {
  padding-left: 20px;
}

.download-steps li {
  margin-bottom: 10px;
  color: var(--text-color);
}

/* FAQ区域 */
.download-faq {
  background-color: var(--white);
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  padding: 40px;
}

.download-faq h2 {
  font-size: 1.8rem;
  margin-bottom: 30px;
  color: var(--text-color);
}

.faq-item {
  margin-bottom: 20px;
  border-bottom: 1px solid #eee;
  padding-bottom: 20px;
}

.faq-item:last-child {
  border-bottom: none;
}

.faq-question {
  font-size: 1.2rem;
  color: var(--text-color);
  margin-bottom: 15px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-question:after {
  content: '+';
  font-size: 1.5rem;
  color: var(--primary-color);
}

.faq-question.active:after {
  content: '-';
}

.faq-answer {
  display: none;
  padding: 10px 0;
  color: var(--light-text);
}

.faq-answer p {
  margin-bottom: 10px;
}

/* 响应式设计 */
@media (max-width: 992px) {
  .download-content.active {
    flex-direction: column;
  }
  
  .download-info {
    padding-right: 0;
    margin-bottom: 30px;
  }
  
  .download-image img {
    max-height: 250px;
  }
}

@media (max-width: 576px) {
  .download-main {
    padding: 80px 0 40px;
  }
  
  .download-main h1 {
    font-size: 2rem;
  }
  
  .platform {
    padding: 15px;
    width: calc(50% - 10px);
  }
  
  .download-content {
    padding: 25px;
  }
  
  .btn-download-large {
    width: 100%;
    text-align: center;
  }
}
/* 最新资讯预览样式 */
.news-preview {
    padding: 60px 0;
    background-color: #f8f9fa;
    font-family: 'Google Sans', Arial, sans-serif;
}

.news-preview .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.news-preview h2 {
    font-size: 32px;
    color: #202124;
    margin-bottom: 40px;
    text-align: center;
    font-weight: 500;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.news-card {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.news-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.12);
}

.news-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-bottom: 1px solid #e0e0e0;
}

.news-content {
    padding: 20px;
}

.news-content h3 {
    margin: 0 0 10px;
    font-size: 20px;
    font-weight: 500;
}

.news-content h3 a {
    color: #202124;
    text-decoration: none;
}

.news-content h3 a:hover {
    color: #1a73e8;
    text-decoration: underline;
}

.date {
    color: #5f6368;
    font-size: 14px;
    margin-bottom: 15px;
}

.news-content p {
    color: #3c4043;
    line-height: 1.6;
    margin: 0;
}

.view-all {
    display: block;
    text-align: center;
    color: #1a73e8;
    font-weight: 500;
    text-decoration: none;
    font-size: 16px;
    margin-top: 20px;
}

.view-all:hover {
    text-decoration: underline;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .news-preview {
        padding: 40px 0;
    }
    
    .news-preview h2 {
        font-size: 28px;
        margin-bottom: 30px;
    }
    
    .news-grid {
        grid-template-columns: 1fr;
    }
    
    .news-card img {
        height: 180px;
    }
}
/* 下载提示模块样式 */
.download-cta {
    padding: 80px 0;
    background: linear-gradient(135deg, #4285f4 0%, #34a853 100%);
    color: white;
    text-align: center;
    font-family: 'Google Sans', Arial, sans-serif;
}

.download-cta .container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.download-cta h2 {
    font-size: 36px;
    font-weight: 500;
    margin-bottom: 20px;
    line-height: 1.3;
}

.download-cta p {
    font-size: 18px;
    margin-bottom: 30px;
    line-height: 1.6;
    opacity: 0.9;
}

.btn-download-large {
    display: inline-block;
    background-color: white;
    color: #1a73e8;
    font-size: 18px;
    font-weight: 500;
    padding: 15px 30px;
    border-radius: 50px;
    text-decoration: none;
    margin-bottom: 20px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.btn-download-large:hover {
    background-color: #f1f3f4;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
}

.btn-download-large:active {
    transform: translateY(0);
}

.small-text {
    font-size: 14px;
    opacity: 0.8;
    margin-top: 10px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .download-cta {
        padding: 60px 0;
    }
    
    .download-cta h2 {
        font-size: 28px;
    }
    
    .download-cta p {
        font-size: 16px;
    }
    
    .btn-download-large {
        font-size: 16px;
        padding: 12px 24px;
    }
}

@media (max-width: 480px) {
    .download-cta {
        padding: 50px 0;
    }
    
    .download-cta h2 {
        font-size: 24px;
    }
    
    .download-cta p {
        font-size: 15px;
    }
    
    .small-text {
        font-size: 12px;
    }
}