/* CSS变量定义 - 主题配色 */
:root {
  --primary-color: #6d4420;
  --secondary-color: #7a785f;
  --accent-color: #b5946d;
  --dark-color: #21140a;
  --white: #ffffff;
  --light-gray: #f8f9fa;
  --medium-gray: #6c757d;
  --dark-gray: #343a40;
  --success-color: #28a745;
  --warning-color: #ffc107;
  --danger-color: #dc3545;
  --info-color: #17a2b8;
  
  /* 渐变色 */
  --primary-gradient: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  --dark-gradient: linear-gradient(135deg, var(--dark-color), var(--primary-color));
  --hero-gradient: linear-gradient(135deg, rgba(33, 20, 10, 0.9), rgba(109, 68, 32, 0.8));
  
  /* 阴影 */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.24);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.15), 0 2px 4px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 10px 20px rgba(0, 0, 0, 0.19), 0 6px 6px rgba(0, 0, 0, 0.23);
  --shadow-xl: 0 19px 38px rgba(0, 0, 0, 0.30), 0 15px 12px rgba(0, 0, 0, 0.22);
  
  /* 字体 */
  --font-primary: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
  --font-secondary: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  
  /* 间距 */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  
  /* 边界半径 */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 50%;
  
  /* 过渡 */
  --transition-fast: 0.15s ease-in-out;
  --transition-normal: 0.3s ease-in-out;
  --transition-slow: 0.5s ease-in-out;
  
  /* 容器宽度 */
  --container-max-width: 1200px;
  --container-padding: 1rem;
}

/* 基础样式重置 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-primary);
  line-height: 1.6;
  color: var(--dark-gray);
  background-color: var(--white);
  overflow-x: hidden;
}

/* 容器 */
.container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* 章节标题 */
.section-title {
  text-align: center;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: var(--spacing-3xl);
  position: relative;
}

.section-title i {
  margin-right: var(--spacing-sm);
  color: var(--accent-color);
}

.section-title::after {
  content: '';
  display: block;
  width: 60px;
  height: 4px;
  background: var(--primary-gradient);
  margin: var(--spacing-lg) auto 0;
  border-radius: var(--radius-sm);
}

/* 返回顶部按钮 */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 50px;
  height: 50px;
  background: var(--primary-gradient);
  color: var(--white);
  border: none;
  border-radius: var(--radius-full);
  font-size: 1.2rem;
  cursor: pointer;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-lg);
}

.back-to-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-xl);
}

/* 头部导航 */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
  z-index: 999;
  transition: all var(--transition-normal);
}

.navbar {
  padding: var(--spacing-md) 0;
}

.nav-container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  color: var(--primary-color);
  font-weight: 700;
  font-size: 1.5rem;
  transition: color var(--transition-fast);
}

.nav-logo:hover {
  color: var(--accent-color);
}

.logo-img {
  width: 32px;
  height: 32px;
  margin-right: var(--spacing-sm);
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--spacing-lg);
}

.nav-link {
  text-decoration: none;
  color: var(--dark-gray);
  font-weight: 500;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.nav-link:hover {
  color: var(--primary-color);
  background-color: rgba(109, 68, 32, 0.1);
}

.nav-link i {
  font-size: 0.9rem;
}

/* 汉堡菜单 */
.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 4px;
}

.bar {
  width: 25px;
  height: 3px;
  background-color: var(--primary-color);
  transition: all var(--transition-fast);
  border-radius: 2px;
}

/* 英雄区 */
.hero {
  min-height: 75vh;
  display: flex;
  align-items: center;
  color: var(--white);
  position: relative;
  overflow: hidden;
  padding: var(--spacing-lg) 0;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--dark-color);
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('img/游戏截图1.webp') center/cover;
  opacity: 0.12;
  mix-blend-mode: overlay;
}

.hero-container {
  position: relative;
  z-index: 2;
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  width: 100%;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: var(--spacing-xl);
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.2);
  font-size: 0.85rem;
  color: var(--accent-color);
  margin-bottom: var(--spacing-sm);
  font-weight: 500;
}

.hero-title {
  margin-bottom: var(--spacing-sm);
}

.title-main {
  display: block;
  font-size: 2.8rem;
  font-weight: 800;
  line-height: 1.1;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
  background: linear-gradient(135deg, var(--white) 0%, var(--accent-color) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--spacing-xs);
}

.title-sub {
  display: block;
  font-size: 1.1rem;
  font-weight: 300;
  color: var(--accent-color);
  font-family: var(--font-secondary);
  letter-spacing: 1.2px;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.hero-meta {
  margin-bottom: var(--spacing-md);
}

.version-info {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.version-number {
  font-size: 1rem;
  font-weight: 700;
  color: var(--accent-color);
  background: rgba(255, 255, 255, 0.1);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-md);
  backdrop-filter: blur(5px);
}

.version-date {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.7);
}

.hero-description {
  font-size: 1rem;
  line-height: 1.6;
  margin-bottom: var(--spacing-md);
  color: rgba(255, 255, 255, 0.9);
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.hero-description strong {
  color: var(--accent-color);
  font-weight: 600;
}

.hero-features {
  display: flex;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
  flex-wrap: wrap;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.2);
  font-size: 0.9rem;
  color: var(--white);
  font-weight: 500;
  transition: all var(--transition-fast);
}

.feature-item:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-2px);
}

.feature-item i {
  color: var(--accent-color);
  font-size: 1rem;
}

.hero-warning {
  background: rgba(220, 53, 69, 0.15);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(220, 53, 69, 0.3);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-lg);
  display: flex;
  gap: var(--spacing-sm);
  align-items: center;
  margin-bottom: var(--spacing-md);
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.9);
}

.hero-warning i {
  color: var(--danger-color);
  font-size: 1rem;
  flex-shrink: 0;
}

.hero-actions {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--radius-lg);
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  transition: all var(--transition-normal);
  border: none;
  cursor: pointer;
}

.btn-primary {
  background: var(--primary-gradient);
  color: var(--white);
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  color: var(--white);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.1);
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.2);
  color: var(--white);
  transform: translateY(-2px);
}

.hero-info {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.game-stats {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(15px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-xl);
  padding: var(--spacing-lg);
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
  text-align: center;
}

.stat-item {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent-color);
  line-height: 1;
}

.stat-label {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.7);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}



/* 游戏介绍区 */
.about {
  padding: var(--spacing-3xl) 0;
  background: var(--light-gray);
}

.about-overview {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  margin-bottom: var(--spacing-3xl);
  align-items: stretch;
}

.story-intro, .gameplay-intro {
  background: var(--white);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(109, 68, 32, 0.1);
  display: flex;
  flex-direction: column;
}

.story-title, .gameplay-title {
  font-size: 1.4rem;
  color: var(--primary-color);
  margin-bottom: var(--spacing-md);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.story-title::before {
  content: '📖';
  font-size: 1.2rem;
}

.gameplay-title::before {
  content: '🎮';
  font-size: 1.2rem;
}

.story-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.story-description {
  font-size: 1.1rem;
  line-height: 1.7;
  color: var(--dark-gray);
  margin: 0;
}

.story-description strong {
  color: var(--primary-color);
  font-weight: 600;
}

.story-detail {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--medium-gray);
  margin: 0;
}

.story-question {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--medium-gray);
  margin: 0;
}

.highlight-text {
  color: var(--primary-color);
  font-weight: 600;
  font-style: italic;
}

.gameplay-points {
  display: grid;
  gap: var(--spacing-md);
  flex: 1;
}

.point-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-sm);
  background: rgba(109, 68, 32, 0.05);
  border-radius: var(--radius-md);
  border-left: 4px solid var(--primary-color);
}

.point-item i {
  color: var(--primary-color);
  font-size: 1rem;
  width: 16px;
  text-align: center;
}

.point-item span {
  color: var(--dark-gray);
  font-size: 0.95rem;
}

.about-features {
  background: var(--white);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(109, 68, 32, 0.1);
}

.features-title {
  font-size: 1.6rem;
  color: var(--primary-color);
  margin-bottom: var(--spacing-xl);
  text-align: center;
  font-weight: 600;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
}

.feature-item {
  display: flex;
  gap: var(--spacing-lg);
  align-items: flex-start;
  padding: var(--spacing-lg);
  background: rgba(109, 68, 32, 0.03);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(109, 68, 32, 0.1);
  transition: all var(--transition-normal);
}

.feature-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-sm);
  background: rgba(109, 68, 32, 0.08);
}

.feature-icon {
  width: 50px;
  height: 50px;
  background: var(--primary-gradient);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.feature-icon i {
  font-size: 1.2rem;
  color: var(--white);
}

.feature-content h4 {
  font-size: 1.1rem;
  color: var(--primary-color);
  margin-bottom: var(--spacing-xs);
  font-weight: 600;
}

.feature-content p {
  color: var(--medium-gray);
  line-height: 1.5;
  font-size: 0.9rem;
  margin: 0;
}

/* 媒体画廊 */
.gallery {
  padding: var(--spacing-3xl) 0;
  background: var(--white);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-sm);
}

.gallery-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.gallery-item img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  transition: all var(--transition-normal);
}

.gallery-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(109, 68, 32, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: all var(--transition-normal);
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-overlay i {
  font-size: 2rem;
  color: var(--white);
}

/* 灯箱 */
.lightbox {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.9);
  z-index: 9999;
  backdrop-filter: blur(5px);
}

.lightbox-content {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 20px;
  font-size: 2rem;
  color: var(--white);
  cursor: pointer;
  z-index: 10001;
  background: rgba(0, 0, 0, 0.5);
  width: 50px;
  height: 50px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.lightbox-close:hover {
  background: rgba(0, 0, 0, 0.7);
}

#lightbox-img {
  max-width: 90%;
  max-height: 90%;
  object-fit: contain;
  border-radius: var(--radius-md);
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  justify-content: space-between;
  width: 100%;
  padding: 0 2rem;
  pointer-events: none;
}

.lightbox-prev,
.lightbox-next {
  background: rgba(0, 0, 0, 0.5);
  color: var(--white);
  border: none;
  width: 50px;
  height: 50px;
  border-radius: var(--radius-full);
  font-size: 1.5rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  pointer-events: auto;
}

.lightbox-prev:hover,
.lightbox-next:hover {
  background: rgba(0, 0, 0, 0.7);
}

/* 最新动态 */
.news {
  padding: var(--spacing-3xl) 0;
  background: var(--light-gray);
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-xl);
}

.news-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  border: 1px solid rgba(109, 68, 32, 0.1);
}

.news-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.news-date {
  background: var(--primary-gradient);
  color: var(--white);
  padding: var(--spacing-lg);
  text-align: center;
  min-height: 80px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.day {
  font-size: 2rem;
  font-weight: 700;
  line-height: 1;
}

.month {
  font-size: 0.9rem;
  margin: var(--spacing-xs) 0;
}

.year {
  font-size: 0.8rem;
  opacity: 0.9;
}

.news-content {
  padding: var(--spacing-xl);
}

.news-title {
  font-size: 1.3rem;
  color: var(--primary-color);
  margin-bottom: var(--spacing-md);
  font-weight: 600;
}

.news-excerpt {
  color: var(--medium-gray);
  line-height: 1.6;
  margin-bottom: var(--spacing-lg);
}

.news-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.news-category {
  background: rgba(109, 68, 32, 0.1);
  color: var(--primary-color);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-md);
  font-size: 0.8rem;
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.news-link {
  color: var(--accent-color);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition-fast);
}

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

/* 用户评价 */
.reviews {
  padding: var(--spacing-3xl) 0;
  background: var(--white);
}

.reviews-stats {
  display: grid;
  grid-template-columns: 1fr 1.5fr 1fr;
  gap: var(--spacing-3xl);
  margin-bottom: var(--spacing-3xl);
  align-items: start;
}

.rating-score {
  text-align: center;
}

.score {
  font-size: 4rem;
  font-weight: 700;
  color: var(--primary-color);
  display: block;
  line-height: 1;
}

.stars {
  margin: var(--spacing-md) 0;
  font-size: 1.5rem;
}

.stars i {
  color: var(--warning-color);
  margin: 0 2px;
}

.review-count {
  color: var(--medium-gray);
  font-size: 0.9rem;
}

.rating-bars {
  width: 100%;
}

.rating-bar {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
}

.label {
  font-size: 0.9rem;
  color: var(--medium-gray);
  min-width: 30px;
}

.bar {
  flex: 1;
  height: 8px;
  background: #e9ecef;
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.fill {
  height: 100%;
  background: var(--primary-gradient);
  border-radius: var(--radius-sm);
  transition: width var(--transition-slow);
}

.percent {
  font-size: 0.8rem;
  color: var(--medium-gray);
  min-width: 35px;
  text-align: right;
}

.review-tags h3 {
  font-size: 1.3rem;
  color: var(--primary-color);
  margin-bottom: var(--spacing-lg);
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.tag {
  background: rgba(109, 68, 32, 0.1);
  color: var(--primary-color);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-lg);
  font-size: 0.9rem;
  border: 1px solid rgba(109, 68, 32, 0.2);
}

.reviews-carousel {
  position: relative;
}

.carousel-container {
  overflow: hidden;
  border-radius: var(--radius-lg);
}

.review-slide {
  display: none;
  animation: fadeIn 0.5s ease-in-out;
}

.review-slide.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.review-card {
  background: var(--light-gray);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(109, 68, 32, 0.1);
}

.review-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-lg);
}

.reviewer-info {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.avatar {
  width: 50px;
  height: 50px;
  background: var(--primary-gradient);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1.2rem;
}

.reviewer-name {
  font-size: 1.1rem;
  color: var(--primary-color);
  margin-bottom: var(--spacing-xs);
}

.review-rating {
  color: var(--warning-color);
}

.review-date {
  color: var(--medium-gray);
  font-size: 0.9rem;
}

.review-text {
  font-size: 1.1rem;
  line-height: 1.6;
  color: var(--dark-gray);
  font-style: italic;
}

.carousel-nav {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.carousel-btn {
  background: var(--primary-color);
  color: var(--white);
  border: none;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.carousel-btn:hover {
  background: var(--accent-color);
  transform: scale(1.1);
}

.carousel-dots {
  display: flex;
  gap: var(--spacing-sm);
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: var(--radius-full);
  background: #ddd;
  cursor: pointer;
  transition: all var(--transition-fast);
}

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

/* 版本历史 */
.versions {
  padding: var(--spacing-3xl) 0;
  background: var(--light-gray);
}

.versions-timeline {
  max-width: 800px;
  margin: 0 auto;
}

.version-item {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(109, 68, 32, 0.1);
  position: relative;
}

.version-badge {
  position: absolute;
  top: -10px;
  right: var(--spacing-lg);
  background: var(--success-color);
  color: var(--white);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-lg);
  font-size: 0.8rem;
  font-weight: 600;
}

.version-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-lg);
  border-bottom: 2px solid var(--light-gray);
  padding-bottom: var(--spacing-md);
}

.version-number {
  font-size: 1.5rem;
  color: var(--primary-color);
  font-weight: 600;
}

.version-date {
  color: var(--medium-gray);
  font-size: 0.9rem;
}

.version-content h4 {
  color: var(--primary-color);
  margin: var(--spacing-lg) 0 var(--spacing-sm);
  font-size: 1.2rem;
}

.update-list,
.bugfix-list {
  margin-bottom: var(--spacing-lg);
  padding-left: var(--spacing-lg);
}

.update-list li,
.bugfix-list li {
  margin-bottom: var(--spacing-sm);
  line-height: 1.6;
}

.version-info {
  background: var(--light-gray);
  padding: var(--spacing-lg);
  border-radius: var(--radius-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--spacing-lg);
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-md);
}

.version-info .info-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--medium-gray);
  font-size: 0.9rem;
}

.download-link {
  background: var(--primary-gradient);
  color: var(--white);
  text-decoration: none;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.download-link:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  color: var(--white);
}

.download-unavailable {
  color: var(--medium-gray);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 0.9rem;
}

/* 常见问题 */
.faq {
  padding: var(--spacing-3xl) 0;
  background: var(--white);
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: var(--white);
  border: 1px solid rgba(109, 68, 32, 0.1);
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

.faq-item:hover {
  box-shadow: var(--shadow-md);
}

.faq-question {
  padding: var(--spacing-lg);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--light-gray);
  transition: all var(--transition-fast);
}

.faq-question:hover {
  background: rgba(109, 68, 32, 0.05);
}

.faq-question h3 {
  font-size: 1.1rem;
  color: var(--primary-color);
  margin: 0;
}

.faq-question i {
  color: var(--accent-color);
  font-size: 1.2rem;
  transition: transform var(--transition-fast);
}

.faq-item.active .faq-question i {
  transform: rotate(180deg);
}

.faq-answer {
  padding: 0 var(--spacing-lg);
  max-height: 0;
  overflow: hidden;
  transition: all var(--transition-normal);
}

.faq-item.active .faq-answer {
  padding: var(--spacing-lg);
  max-height: 500px;
}

.faq-answer p {
  line-height: 1.6;
  color: var(--dark-gray);
  margin: 0;
}

/* 底部 */
.footer {
  background: var(--dark-gradient);
  color: var(--white);
  padding: var(--spacing-3xl) 0 var(--spacing-lg);
}

.footer-container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.footer-main {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-section h3,
.footer-section h4 {
  margin-bottom: var(--spacing-lg);
}

.footer-title {
  display: flex;
  align-items: center;
  color: var(--accent-color);
  font-size: 1.5rem;
  font-weight: 600;
}

.footer-logo {
  width: 28px;
  height: 28px;
  margin-right: var(--spacing-sm);
}

.footer-description {
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--spacing-lg);
}

.social-links {
  display: flex;
  gap: var(--spacing-md);
}

.footer-social {
  display: flex;
  gap: var(--spacing-md);
}

.social-link {
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.1);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.social-link:hover {
  background: var(--accent-color);
  color: var(--white);
  transform: translateY(-2px);
}

.footer-subtitle {
  color: var(--accent-color);
  font-size: 1.2rem;
  font-weight: 500;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: var(--spacing-sm);
}

.footer-links a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--spacing-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.footer-info p {
  margin: 0;
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.9rem;
}

.footer-info a {
  color: var(--accent-color);
  text-decoration: none;
}

.footer-info a:hover {
  text-decoration: underline;
}

.footer-meta {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.9rem;
}

/* 响应式设计 */
@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    text-align: center;
  }
  
  .title-main {
    font-size: 2.8rem;
  }
  
  .hero-features {
    justify-content: center;
  }
  
  .hero-actions {
    justify-content: center;
  }
  
  .about-overview {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .reviews-stats {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }
  
  .rating-score {
    margin-bottom: var(--spacing-lg);
  }
}

@media (max-width: 768px) {
  :root {
    --container-padding: 1rem;
  }
  
  .hamburger {
    display: flex;
  }
  
  .nav-menu {
    position: fixed;
    left: -100%;
    top: 70px;
    flex-direction: column;
    background-color: var(--white);
    width: 100%;
    text-align: center;
    transition: 0.3s;
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-lg) 0;
    gap: 0;
  }
  
  .nav-menu.active {
    left: 0;
  }
  
  .nav-item {
    margin: var(--spacing-sm) 0;
  }
  
  .hamburger.active .bar:nth-child(2) {
    opacity: 0;
  }
  
  .hamburger.active .bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }
  
  .hamburger.active .bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }
  
  .hero {
    min-height: 36vh;
    padding: var(--spacing-sm) 0;
  }
  
  .hero-content {
    gap: var(--spacing-md);
  }
  
  .title-main {
    font-size: 1.4rem;
    margin-bottom: 0;
  }
  
  .title-sub {
    font-size: 0.75rem;
    letter-spacing: 0.8px;
  }
  
  .hero-description {
    font-size: 0.85rem;
    line-height: 1.4;
    margin-bottom: var(--spacing-sm);
  }
  
  .hero-features {
    justify-content: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-xs);
  }
  
  .feature-item {
    flex: 1;
    min-width: 0;
    justify-content: center;
    padding: var(--spacing-xs) var(--spacing-sm);
  }
  
  .feature-item i {
    font-size: 0.8rem;
  }
  
  .feature-item span {
    font-size: 0.7rem;
    text-align: center;
  }
  
  .hero-warning {
    padding: var(--spacing-xs) var(--spacing-sm);
    margin-bottom: var(--spacing-xs);
    font-size: 0.75rem;
  }
  
  .hero-warning i {
    font-size: 0.8rem;
  }
  
  .hero-actions {
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
  }
  
  .btn {
    width: 100%;
    max-width: 200px;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.9rem;
  }
  
  .game-stats {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xs);
    padding: var(--spacing-sm);
  }
  
  .stat-value {
    font-size: 1rem;
  }
  
  .stat-label {
    font-size: 0.6rem;
  }
  
  .about-overview {
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
  }
  
  .story-intro, .gameplay-intro {
    padding: var(--spacing-lg);
  }
  
  .story-title, .gameplay-title {
    font-size: 1.2rem;
  }
  
  .features-grid {
    gap: var(--spacing-md);
  }
  
  .feature-item {
    flex-direction: column;
    text-align: center;
    padding: var(--spacing-md);
  }
  
  .feature-icon {
    align-self: center;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .gallery-grid {
    grid-template-columns: 1fr;
  }
  
  .news-grid {
    grid-template-columns: 1fr;
  }
  
  .version-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-sm);
  }
  
  .version-info {
    flex-direction: column;
    align-items: stretch;
    gap: var(--spacing-lg);
  }
  
  .info-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}
  
  .hero-container {
    padding: var(--spacing-2xl) var(--container-padding);
  }
  
  .title-main {
    font-size: 2rem;
  }
  
  .title-sub {
    font-size: 1rem;
    letter-spacing: 1px;
  }
  
  .hero-description {
    font-size: 1rem;
  }
  
  .highlight-item {
    padding: var(--spacing-md);
  }
  
  .highlight-icon {
    width: 40px;
    height: 40px;
  }
  
  .download-specs {
    gap: var(--spacing-sm);
  }
  
  .download-stats {
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
  }
  
  .stat-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }
  
  .stat-item:last-child {
    border-bottom: none;
  }
  
  .stat-number {
    font-size: 1.1rem;
  }
  
  .section-title {
    font-size: 1.8rem;
  }
  
  .feature-card {
    padding: var(--spacing-lg);
  }
  
  .back-to-top {
    bottom: 1rem;
    right: 1rem;
    width: 45px;
    height: 45px;
  }
  
  .lightbox-nav {
    padding: 0 1rem;
  }
  
  .footer-main,
  .footer-content {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
    gap: var(--spacing-sm);
  }