/* ============================================
   雷电模拟器官网 - 全局样式
   Google SEO优化 + 响应式设计
   ============================================ */

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

:root {
  --primary-color: #FFD700;
  --dark-bg: #1a1a2e;
  --dark-secondary: #16213e;
  --text-light: #ffffff;
  --text-gray: #b0b0b0;
  --accent-color: #00d4ff;
  --border-color: #2d2d44;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Microsoft YaHei', sans-serif;
  background-color: var(--dark-bg);
  color: var(--text-light);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ============================================
   通用组件
   ============================================ */

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: all 0.3s ease;
}

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

button, .btn {
  padding: 12px 32px;
  border: none;
  border-radius: 6px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  display: inline-block;
  text-align: center;
}

.btn-primary {
  background-color: var(--primary-color);
  color: #000;
}

.btn-primary:hover {
  background-color: #ffc700;
  transform: translateY(-2px);
  box-shadow: 0 8px 16px rgba(255, 215, 0, 0.3);
}

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

.btn-secondary:hover {
  background-color: var(--primary-color);
  color: #000;
}

/* ============================================
   页头导航
   ============================================ */

header {
  background-color: rgba(26, 26, 46, 0.95);
  backdrop-filter: blur(10px);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid var(--border-color);
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
}

.logo img {
  width: 40px;
  height: 40px;
  alt: "雷电模拟器";
}

nav {
  display: flex;
  gap: 2rem;
  align-items: center;
}

nav a {
  color: var(--text-light);
  font-weight: 500;
  position: relative;
}

nav a::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary-color);
  transition: width 0.3s ease;
}

nav a:hover::after {
  width: 100%;
}

.nav-download {
  background-color: var(--primary-color);
  color: #000 !important;
  padding: 10px 24px;
  border-radius: 6px;
  font-weight: 600;
}

.nav-download::after {
  display: none;
}

.nav-download:hover {
  background-color: #ffc700;
  transform: translateY(-2px);
}

/* ============================================
   Hero区域
   ============================================ */

.hero {
  background: linear-gradient(135deg, var(--dark-secondary) 0%, var(--dark-bg) 100%);
  padding: 80px 20px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(255, 215, 0, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content h1 {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 20px;
  color: var(--primary-color);
}

.hero-content p {
  font-size: 1.25rem;
  color: var(--text-gray);
  margin-bottom: 30px;
  line-height: 1.8;
}

.hero-buttons {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
}

.hero-image {
  position: relative;
  height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  alt: "雷电模拟器";
}

/* ============================================
   数据统计区
   ============================================ */

.stats {
  background-color: var(--dark-secondary);
  padding: 60px 20px;
}

.stats-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  text-align: center;
}

.stat-item h3 {
  font-size: 2.5rem;
  color: var(--primary-color);
  margin-bottom: 10px;
  font-weight: 700;
}

.stat-item p {
  color: var(--text-gray);
  font-size: 1rem;
}

/* ============================================
   功能模块区
   ============================================ */

.features {
  padding: 80px 20px;
  background-color: var(--dark-bg);
}

.section-title {
  text-align: center;
  margin-bottom: 60px;
}

.section-title h2 {
  font-size: 2.5rem;
  margin-bottom: 15px;
  color: var(--primary-color);
}

.section-title p {
  color: var(--text-gray);
  font-size: 1.1rem;
}

.features-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.feature-card {
  background-color: var(--dark-secondary);
  padding: 40px 30px;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  transition: all 0.3s ease;
  text-align: center;
}

.feature-card:hover {
  border-color: var(--primary-color);
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(255, 215, 0, 0.1);
}

.feature-icon {
  font-size: 3rem;
  margin-bottom: 20px;
}

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

.feature-card p {
  color: var(--text-gray);
  line-height: 1.8;
}

/* ============================================
   游戏展示区
   ============================================ */

.games {
  padding: 80px 20px;
  background-color: var(--dark-secondary);
}

.games-container {
  max-width: 1200px;
  margin: 0 auto;
}

.games-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-top: 40px;
}

.game-card {
  background-color: var(--dark-bg);
  border-radius: 12px;
  overflow: hidden;
  transition: all 0.3s ease;
  border: 1px solid var(--border-color);
}

.game-card:hover {
  transform: scale(1.05);
  border-color: var(--primary-color);
}

.game-card img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  alt: "游戏";
}

.game-card-info {
  padding: 15px;
  text-align: center;
}

.game-card-info h4 {
  color: var(--primary-color);
  margin-bottom: 10px;
}

/* ============================================
   用户评价区
   ============================================ */

.reviews {
  padding: 80px 20px;
  background-color: var(--dark-bg);
}

.reviews-container {
  max-width: 1200px;
  margin: 0 auto;
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.review-card {
  background-color: var(--dark-secondary);
  padding: 30px;
  border-radius: 12px;
  border: 1px solid var(--border-color);
}

.review-header {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 20px;
}

.review-avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background-color: var(--primary-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: #000;
  font-size: 1.5rem;
}

.review-info h4 {
  color: var(--text-light);
  margin-bottom: 5px;
}

.review-rating {
  color: var(--primary-color);
  font-size: 0.9rem;
}

.review-text {
  color: var(--text-gray);
  line-height: 1.8;
  font-style: italic;
}

/* ============================================
   最新资讯区
   ============================================ */

.news {
  padding: 80px 20px;
  background-color: var(--dark-secondary);
}

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

.news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.news-card {
  background-color: var(--dark-bg);
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border-color);
  transition: all 0.3s ease;
}

.news-card:hover {
  border-color: var(--primary-color);
  transform: translateY(-5px);
}

.news-card-image {
  width: 100%;
  height: 200px;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
}

.news-card-content {
  padding: 25px;
}

.news-card-date {
  color: var(--primary-color);
  font-size: 0.9rem;
  margin-bottom: 10px;
}

.news-card h3 {
  color: var(--text-light);
  margin-bottom: 15px;
  line-height: 1.4;
  font-size: 1.1rem;
}

.news-card p {
  color: var(--text-gray);
  line-height: 1.6;
  margin-bottom: 15px;
}

.news-card a {
  color: var(--primary-color);
  font-weight: 600;
}

/* ============================================
   页脚
   ============================================ */

footer {
  background-color: #0f0f1e;
  padding: 60px 20px 30px;
  border-top: 1px solid var(--border-color);
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}

.footer-section h4 {
  color: var(--primary-color);
  margin-bottom: 20px;
  font-size: 1.1rem;
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: 12px;
}

.footer-section ul li a {
  color: var(--text-gray);
}

.footer-section ul li a:hover {
  color: var(--primary-color);
}

.footer-bottom {
  text-align: center;
  padding-top: 30px;
  border-top: 1px solid var(--border-color);
  color: var(--text-gray);
}

.footer-bottom p {
  margin-bottom: 10px;
}

/* ============================================
   列表页样式
   ============================================ */

.breadcrumb {
  background-color: var(--dark-secondary);
  padding: 20px;
  margin-bottom: 40px;
  border-radius: 6px;
}

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

.breadcrumb span {
  color: var(--text-gray);
  margin: 0 10px;
}

.list-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 40px;
}

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

.list-sidebar {
  background-color: var(--dark-secondary);
  padding: 30px;
  border-radius: 12px;
  height: fit-content;
}

.sidebar-title {
  color: var(--primary-color);
  margin-bottom: 20px;
  font-size: 1.2rem;
}

.sidebar-item {
  padding: 12px 0;
  border-bottom: 1px solid var(--border-color);
}

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

.sidebar-item a {
  color: var(--text-gray);
  display: block;
  transition: all 0.3s ease;
}

.sidebar-item a:hover {
  color: var(--primary-color);
  padding-left: 10px;
}

/* ============================================
   内容页样式
   ============================================ */

.article-container {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px;
}

.article-header {
  margin-bottom: 40px;
  padding-bottom: 30px;
  border-bottom: 2px solid var(--border-color);
}

.article-title {
  font-size: 2.5rem;
  color: var(--primary-color);
  margin-bottom: 20px;
  line-height: 1.3;
}

.article-meta {
  display: flex;
  gap: 30px;
  color: var(--text-gray);
  font-size: 0.95rem;
}

.article-content {
  line-height: 1.8;
  color: var(--text-light);
  margin-bottom: 40px;
}

.article-content h2 {
  color: var(--primary-color);
  font-size: 1.8rem;
  margin: 30px 0 15px 0;
}

.article-content h3 {
  color: var(--accent-color);
  font-size: 1.4rem;
  margin: 25px 0 12px 0;
}

.article-content p {
  margin-bottom: 15px;
}

.article-content ul,
.article-content ol {
  margin: 20px 0 20px 30px;
}

.article-content li {
  margin-bottom: 10px;
}

.related-articles {
  margin-top: 60px;
  padding-top: 40px;
  border-top: 2px solid var(--border-color);
}

.related-articles h3 {
  color: var(--primary-color);
  margin-bottom: 25px;
}

.related-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
}

.related-item {
  background-color: var(--dark-secondary);
  padding: 20px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  transition: all 0.3s ease;
}

.related-item:hover {
  border-color: var(--primary-color);
}

.related-item a {
  color: var(--text-light);
  font-weight: 500;
}

/* ============================================
   下载页样式
   ============================================ */

.download-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 60px 20px;
}

.download-header {
  text-align: center;
  margin-bottom: 60px;
}

.download-header h1 {
  font-size: 2.5rem;
  color: var(--primary-color);
  margin-bottom: 20px;
}

.download-versions {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-bottom: 60px;
}

.version-card {
  background-color: var(--dark-secondary);
  padding: 40px;
  border-radius: 12px;
  border: 2px solid var(--border-color);
  text-align: center;
  transition: all 0.3s ease;
}

.version-card:hover {
  border-color: var(--primary-color);
  transform: translateY(-10px);
}

.version-card h3 {
  color: var(--primary-color);
  margin-bottom: 15px;
  font-size: 1.5rem;
}

.version-card .btn {
  margin-top: 20px;
  width: 100%;
}

.system-requirements {
  background-color: var(--dark-secondary);
  padding: 40px;
  border-radius: 12px;
  margin-bottom: 40px;
}

.system-requirements h3 {
  color: var(--primary-color);
  margin-bottom: 25px;
}

.requirements-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 25px;
}

.requirement-item {
  padding: 20px;
  background-color: var(--dark-bg);
  border-radius: 8px;
  border-left: 4px solid var(--primary-color);
}

.requirement-item strong {
  color: var(--primary-color);
  display: block;
  margin-bottom: 8px;
}

/* ============================================
   响应式设计
   ============================================ */

@media (max-width: 768px) {
  .header-container {
    flex-direction: column;
    gap: 15px;
  }

  nav {
    flex-direction: column;
    gap: 1rem;
    width: 100%;
    text-align: center;
  }

  .hero-container {
    grid-template-columns: 1fr;
  }

  .hero-content h1 {
    font-size: 2.5rem;
  }

  .hero-image {
    height: 300px;
  }

  .section-title h2 {
    font-size: 1.8rem;
  }

  .features-container,
  .games-grid,
  .reviews-grid,
  .news-grid {
    grid-template-columns: 1fr;
  }

  .list-container {
    grid-template-columns: 1fr;
  }

  .article-title {
    font-size: 1.8rem;
  }

  .article-meta {
    flex-direction: column;
    gap: 10px;
  }
}

@media (max-width: 480px) {
  html {
    font-size: 14px;
  }

  .hero-content h1 {
    font-size: 1.8rem;
  }

  .hero-buttons {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .stat-item h3 {
    font-size: 2rem;
  }
}

/* ============================================
   轮播图样式
   ============================================ */

.hero-slider {
  position: relative;
  overflow: hidden;
}

.slider-container {
  position: relative;
}

.slide {
  display: none;
}

.slide.active {
  display: block;
}

.slider-controls {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 15px;
  z-index: 10;
}

.slider-prev,
.slider-next {
  background-color: rgba(255, 215, 0, 0.8);
  color: #000;
  border: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  font-size: 1.5rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  line-height: 1;
}

.slider-prev:hover,
.slider-next:hover {
  background-color: var(--primary-color);
  transform: scale(1.1);
}

.slider-dots {
  display: flex;
  gap: 8px;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.5);
  cursor: pointer;
  transition: all 0.3s ease;
}

.dot.active {
  background-color: var(--primary-color);
  transform: scale(1.3);
}

.hero-subtitle {
  font-size: 1.5rem;
  color: var(--accent-color);
  margin-bottom: 15px;
  font-weight: 600;
}

.read-more {
  display: inline-block;
  color: var(--primary-color);
  font-weight: 600;
  margin-top: 10px;
  transition: all 0.3s ease;
}

.read-more:hover {
  color: var(--accent-color);
  padding-left: 5px;
}

/* ============================================
   打印样式
   ============================================ */

@media print {
  header, footer, .nav-download {
    display: none;
  }

  body {
    background-color: white;
    color: black;
  }
}