/* ========================================
   c7娱乐 - 全新设计样式表
   配色方案：深紫金奢华风格
   ======================================== */

/* CSS变量定义 */
:root {
  --primary-dark: #1a0a2e;
  --primary-purple: #2d1b4e;
  --accent-gold: #d4af37;
  --accent-gold-light: #f4d03f;
  --accent-rose: #e91e63;
  --text-light: #f5f5f5;
  --text-muted: #b8b8b8;
  --card-bg: rgba(45, 27, 78, 0.85);
  --gradient-gold: linear-gradient(135deg, #d4af37 0%, #f4d03f 50%, #d4af37 100%);
  --gradient-purple: linear-gradient(180deg, #1a0a2e 0%, #2d1b4e 100%);
  --shadow-gold: 0 4px 20px rgba(212, 175, 55, 0.3);
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
  --border-radius: 16px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 重置样式 */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', sans-serif;
  background: var(--gradient-purple);
  color: var(--text-light);
  line-height: 1.8;
  min-height: 100vh;
  overflow-x: hidden;
}

/* 图片优化 */
img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* 链接样式 */
a {
  color: var(--accent-gold);
  text-decoration: none;
  transition: var(--transition);
}

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

/* ========================================
   导航栏 - 非固定式设计
   ======================================== */
.site-header {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-purple) 100%);
  padding: 1rem 0;
  border-bottom: 2px solid var(--accent-gold);
  position: relative;
  z-index: 100;
}

.header-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.site-logo img {
  height: 48px;
  width: auto;
}

.site-logo h1 {
  font-size: 1.5rem;
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 700;
}

/* 移动端菜单按钮 */
.menu-toggle {
  display: none;
  background: transparent;
  border: 2px solid var(--accent-gold);
  color: var(--accent-gold);
  padding: 0.5rem 1rem;
  border-radius: 8px;
  cursor: pointer;
  font-size: 1.25rem;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-list {
  display: flex;
  list-style: none;
  gap: 0.25rem;
  flex-wrap: wrap;
}

.nav-list li a {
  display: block;
  padding: 0.6rem 1rem;
  color: var(--text-light);
  font-weight: 500;
  border-radius: 8px;
  transition: var(--transition);
  white-space: nowrap;
}

.nav-list li a:hover,
.nav-list li a.active {
  background: rgba(212, 175, 55, 0.2);
  color: var(--accent-gold);
}

.cta-button {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  background: var(--gradient-gold);
  color: var(--primary-dark) !important;
  font-weight: 700;
  border-radius: 50px;
  box-shadow: var(--shadow-gold);
  transition: var(--transition);
}

.cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(212, 175, 55, 0.5);
}

/* ========================================
   面包屑导航
   ======================================== */
.breadcrumb-nav {
  background: rgba(26, 10, 46, 0.8);
  padding: 0.75rem 0;
  border-bottom: 1px solid rgba(212, 175, 55, 0.2);
}

.breadcrumb-list {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  list-style: none;
  font-size: 0.9rem;
  flex-wrap: wrap;
}

.breadcrumb-list li::after {
  content: '›';
  margin-left: 0.5rem;
  color: var(--text-muted);
}

.breadcrumb-list li:last-child::after {
  display: none;
}

.breadcrumb-list li:last-child {
  color: var(--accent-gold);
}

/* ========================================
   Hero区域
   ======================================== */
.hero-section {
  position: relative;
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 3rem 1.5rem;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
  z-index: 0;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, rgba(26, 10, 46, 0.7) 0%, rgba(45, 27, 78, 0.9) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 900px;
}

.hero-title {
  font-size: clamp(2rem, 6vw, 3.5rem);
  font-weight: 800;
  margin-bottom: 1.5rem;
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 0 4px 30px rgba(212, 175, 55, 0.3);
}

.hero-subtitle {
  font-size: clamp(1rem, 3vw, 1.25rem);
  color: var(--text-muted);
  margin-bottom: 2rem;
  line-height: 1.8;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-primary {
  padding: 1rem 2.5rem;
  background: var(--gradient-gold);
  color: var(--primary-dark);
  font-weight: 700;
  font-size: 1.1rem;
  border-radius: 50px;
  box-shadow: var(--shadow-gold);
  transition: var(--transition);
  border: none;
  cursor: pointer;
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(212, 175, 55, 0.6);
}

.btn-secondary {
  padding: 1rem 2.5rem;
  background: transparent;
  color: var(--accent-gold);
  font-weight: 600;
  font-size: 1.1rem;
  border: 2px solid var(--accent-gold);
  border-radius: 50px;
  transition: var(--transition);
  cursor: pointer;
}

.btn-secondary:hover {
  background: rgba(212, 175, 55, 0.1);
}

/* ========================================
   内容区域
   ======================================== */
.content-section {
  max-width: 1400px;
  margin: 0 auto;
  padding: 4rem 1.5rem;
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--accent-gold);
  margin-bottom: 1rem;
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background: var(--gradient-gold);
  border-radius: 2px;
}

.section-desc {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 700px;
  margin: 1.5rem auto 0;
}

/* ========================================
   游戏卡片网格
   ======================================== */
.games-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.game-card {
  background: var(--card-bg);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
  border: 1px solid rgba(212, 175, 55, 0.2);
}

.game-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 40px rgba(212, 175, 55, 0.25);
  border-color: var(--accent-gold);
}

.game-card-image {
  position: relative;
  height: 180px;
  overflow: hidden;
}

.game-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.game-card:hover .game-card-image img {
  transform: scale(1.1);
}

.game-card-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  padding: 0.4rem 0.8rem;
  background: var(--accent-rose);
  color: white;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 20px;
}

.game-card-content {
  padding: 1.5rem;
}

.game-card-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-light);
  margin-bottom: 0.75rem;
}

.game-card-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 1rem;
}

.game-card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.game-rtp {
  font-size: 0.85rem;
  color: var(--accent-gold);
}

.game-play-btn {
  padding: 0.5rem 1.25rem;
  background: var(--gradient-gold);
  color: var(--primary-dark);
  font-weight: 600;
  font-size: 0.9rem;
  border-radius: 25px;
  transition: var(--transition);
}

.game-play-btn:hover {
  transform: scale(1.05);
}

/* ========================================
   特色区块
   ======================================== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.feature-item {
  background: var(--card-bg);
  padding: 2rem;
  border-radius: var(--border-radius);
  text-align: center;
  border: 1px solid rgba(212, 175, 55, 0.15);
  transition: var(--transition);
}

.feature-item:hover {
  border-color: var(--accent-gold);
  transform: translateY(-5px);
}

.feature-icon {
  width: 70px;
  height: 70px;
  margin: 0 auto 1.5rem;
  background: rgba(212, 175, 55, 0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
}

.feature-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--accent-gold);
  margin-bottom: 0.75rem;
}

.feature-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ========================================
   关于我们
   ======================================== */
.about-section {
  background: linear-gradient(135deg, rgba(45, 27, 78, 0.9) 0%, rgba(26, 10, 46, 0.95) 100%);
  padding: 4rem 1.5rem;
  margin: 2rem 0;
}

.about-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.about-text h2 {
  font-size: 2rem;
  color: var(--accent-gold);
  margin-bottom: 1.5rem;
}

.about-text p {
  color: var(--text-muted);
  margin-bottom: 1.25rem;
  line-height: 1.9;
}

.about-image {
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.about-image img {
  width: 100%;
  height: auto;
}

/* ========================================
   支付方式
   ======================================== */
.payment-section {
  padding: 4rem 1.5rem;
  background: rgba(26, 10, 46, 0.5);
}

.payment-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  max-width: 1200px;
  margin: 2rem auto 0;
}

.payment-item {
  background: var(--card-bg);
  padding: 1.5rem;
  border-radius: var(--border-radius);
  text-align: center;
  border: 1px solid rgba(212, 175, 55, 0.1);
}

.payment-item img {
  height: 40px;
  margin: 0 auto 1rem;
  object-fit: contain;
}

.payment-item h4 {
  color: var(--text-light);
  font-size: 1rem;
  margin-bottom: 0.5rem;
}

.payment-item p {
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* ========================================
   用户评论
   ======================================== */
.reviews-section {
  padding: 4rem 1.5rem;
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  max-width: 1400px;
  margin: 2rem auto 0;
}

.review-card {
  background: var(--card-bg);
  padding: 2rem;
  border-radius: var(--border-radius);
  border: 1px solid rgba(212, 175, 55, 0.15);
}

.review-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.review-avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--gradient-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--primary-dark);
  font-size: 1.25rem;
}

.review-info h4 {
  color: var(--text-light);
  font-size: 1rem;
}

.review-info span {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.review-stars {
  color: var(--accent-gold);
  font-size: 1rem;
  margin-bottom: 1rem;
}

.review-text {
  color: var(--text-muted);
  line-height: 1.7;
  font-style: italic;
}

.review-date {
  margin-top: 1rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  opacity: 0.7;
}

/* ========================================
   FAQ区域
   ======================================== */
.faq-section {
  padding: 4rem 1.5rem;
  background: rgba(45, 27, 78, 0.5);
}

.faq-list {
  max-width: 900px;
  margin: 2rem auto 0;
}

.faq-item {
  background: var(--card-bg);
  margin-bottom: 1rem;
  border-radius: var(--border-radius);
  overflow: hidden;
  border: 1px solid rgba(212, 175, 55, 0.1);
}

.faq-question {
  padding: 1.5rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  color: var(--text-light);
  transition: var(--transition);
}

.faq-question:hover {
  color: var(--accent-gold);
}

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

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

.faq-answer {
  padding: 0 1.5rem;
  max-height: 0;
  overflow: hidden;
  transition: all 0.3s ease;
}

.faq-item.active .faq-answer {
  padding: 0 1.5rem 1.5rem;
  max-height: 500px;
}

.faq-answer p {
  color: var(--text-muted);
  line-height: 1.8;
}

/* ========================================
   牌照区域
   ======================================== */
.license-section {
  padding: 4rem 1.5rem;
  text-align: center;
}

.license-badges {
  display: flex;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
  margin-top: 2rem;
}

.license-badge {
  background: var(--card-bg);
  padding: 1.5rem 2rem;
  border-radius: var(--border-radius);
  border: 1px solid rgba(212, 175, 55, 0.2);
}

.license-badge img {
  height: 60px;
  margin: 0 auto 1rem;
}

.license-badge p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* ========================================
   客服支持
   ======================================== */
.support-section {
  padding: 4rem 1.5rem;
  background: linear-gradient(135deg, var(--primary-purple) 0%, var(--primary-dark) 100%);
}

.support-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem;
  max-width: 1000px;
  margin: 2rem auto 0;
}

.support-item {
  text-align: center;
  padding: 2rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--border-radius);
  border: 1px solid rgba(212, 175, 55, 0.1);
}

.support-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.support-item h4 {
  color: var(--accent-gold);
  margin-bottom: 0.5rem;
}

.support-item p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* ========================================
   负责任博彩
   ======================================== */
.responsible-section {
  padding: 4rem 1.5rem;
  background: rgba(26, 10, 46, 0.8);
}

.responsible-content {
  max-width: 1000px;
  margin: 0 auto;
}

.responsible-content h2 {
  color: var(--accent-gold);
  text-align: center;
  margin-bottom: 2rem;
}

.responsible-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.responsible-item {
  background: var(--card-bg);
  padding: 1.5rem;
  border-radius: var(--border-radius);
}

.responsible-item h4 {
  color: var(--accent-gold);
  margin-bottom: 0.75rem;
}

.responsible-item p {
  color: var(--text-muted);
  line-height: 1.7;
  font-size: 0.95rem;
}

/* ========================================
   页脚
   ======================================== */
.site-footer {
  background: linear-gradient(180deg, var(--primary-dark) 0%, #0d0518 100%);
  padding: 4rem 1.5rem 2rem;
  border-top: 2px solid var(--accent-gold);
}

.footer-container {
  max-width: 1400px;
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-column h4 {
  color: var(--accent-gold);
  font-size: 1.1rem;
  margin-bottom: 1.25rem;
  font-weight: 600;
}

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

.footer-column ul li {
  margin-bottom: 0.75rem;
}

.footer-column ul li a {
  color: var(--text-muted);
  font-size: 0.95rem;
  transition: var(--transition);
}

.footer-column ul li a:hover {
  color: var(--accent-gold);
  padding-left: 5px;
}

.footer-social {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
}

.footer-social a {
  width: 40px;
  height: 40px;
  background: rgba(212, 175, 55, 0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-gold);
  transition: var(--transition);
}

.footer-social a:hover {
  background: var(--accent-gold);
  color: var(--primary-dark);
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
}

.footer-payment {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.footer-payment img {
  height: 30px;
  opacity: 0.7;
  transition: var(--transition);
}

.footer-payment img:hover {
  opacity: 1;
}

.footer-legal {
  display: flex;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.footer-legal a {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.footer-copyright {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.age-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--accent-rose);
  color: white;
  font-weight: 700;
  border-radius: 50%;
  margin-top: 1rem;
}

/* ========================================
   标签页面
   ======================================== */
.tags-section {
  padding: 4rem 1.5rem;
}

.tags-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  max-width: 1200px;
  margin: 2rem auto 0;
}

.tag-item {
  padding: 0.75rem 1.5rem;
  background: var(--card-bg);
  border: 1px solid rgba(212, 175, 55, 0.2);
  border-radius: 50px;
  color: var(--text-light);
  font-size: 0.95rem;
  transition: var(--transition);
}

.tag-item:hover {
  background: rgba(212, 175, 55, 0.2);
  border-color: var(--accent-gold);
  color: var(--accent-gold);
}

/* ========================================
   APP下载页面
   ======================================== */
.app-download-section {
  padding: 4rem 1.5rem;
  text-align: center;
}

.app-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  max-width: 1000px;
  margin: 3rem auto;
}

.app-feature {
  background: var(--card-bg);
  padding: 2rem;
  border-radius: var(--border-radius);
  border: 1px solid rgba(212, 175, 55, 0.15);
}

.app-feature h4 {
  color: var(--accent-gold);
  margin-bottom: 0.75rem;
}

.app-feature p {
  color: var(--text-muted);
}

.download-buttons {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-top: 2rem;
}

.download-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 2rem;
  background: var(--card-bg);
  border: 2px solid var(--accent-gold);
  border-radius: var(--border-radius);
  color: var(--text-light);
  transition: var(--transition);
}

.download-btn:hover {
  background: var(--accent-gold);
  color: var(--primary-dark);
}

.download-btn span {
  font-size: 0.85rem;
}

.download-btn strong {
  font-size: 1.1rem;
}

/* ========================================
   内页样式
   ======================================== */
.page-header {
  padding: 4rem 1.5rem;
  text-align: center;
  background: linear-gradient(135deg, var(--primary-purple) 0%, var(--primary-dark) 100%);
}

.page-header h1 {
  font-size: clamp(1.75rem, 5vw, 2.5rem);
  color: var(--accent-gold);
  margin-bottom: 1rem;
}

.page-header p {
  color: var(--text-muted);
  max-width: 700px;
  margin: 0 auto;
}

.page-content {
  max-width: 1000px;
  margin: 0 auto;
  padding: 3rem 1.5rem;
}

.page-content h2 {
  color: var(--accent-gold);
  font-size: 1.5rem;
  margin: 2rem 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid rgba(212, 175, 55, 0.3);
}

.page-content h3 {
  color: var(--text-light);
  font-size: 1.25rem;
  margin: 1.5rem 0 0.75rem;
}

.page-content p {
  color: var(--text-muted);
  line-height: 1.9;
  margin-bottom: 1.25rem;
}

.page-content ul, .page-content ol {
  color: var(--text-muted);
  margin: 1rem 0 1.5rem 1.5rem;
  line-height: 1.8;
}

.page-content li {
  margin-bottom: 0.5rem;
}

.content-image {
  margin: 2rem 0;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.content-image img {
  width: 100%;
  height: auto;
}

.content-image figcaption {
  padding: 1rem;
  background: var(--card-bg);
  color: var(--text-muted);
  font-size: 0.9rem;
  text-align: center;
}

/* 游戏信息表格 */
.game-info-table {
  width: 100%;
  margin: 2rem 0;
  border-collapse: collapse;
  background: var(--card-bg);
  border-radius: var(--border-radius);
  overflow: hidden;
}

.game-info-table th,
.game-info-table td {
  padding: 1rem 1.5rem;
  text-align: left;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.game-info-table th {
  background: rgba(212, 175, 55, 0.15);
  color: var(--accent-gold);
  font-weight: 600;
}

.game-info-table td {
  color: var(--text-muted);
}

/* ========================================
   响应式设计 - 移动端优先
   ======================================== */
@media (max-width: 992px) {
  .about-content {
    grid-template-columns: 1fr;
  }
  
  .about-image {
    order: -1;
  }
}

@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }
  
  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--primary-dark);
    padding: 1rem;
    flex-direction: column;
    display: none;
    border-top: 1px solid rgba(212, 175, 55, 0.2);
  }
  
  .main-nav.active {
    display: flex;
  }
  
  .nav-list {
    flex-direction: column;
    width: 100%;
  }
  
  .nav-list li a {
    padding: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  }
  
  .hero-section {
    min-height: 60vh;
    padding: 2rem 1rem;
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .btn-primary, .btn-secondary {
    width: 100%;
    max-width: 280px;
    text-align: center;
  }
  
  .games-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .reviews-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  html {
    font-size: 14px;
  }
  
  .header-container {
    padding: 0 1rem;
  }
  
  .site-logo h1 {
    font-size: 1.25rem;
  }
  
  .content-section {
    padding: 2.5rem 1rem;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .footer-social {
    justify-content: center;
  }
  
  .game-info-table th,
  .game-info-table td {
    padding: 0.75rem 1rem;
    font-size: 0.9rem;
  }
}

/* ========================================
   动画效果
   ======================================== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

.animate-fadeInUp {
  animation: fadeInUp 0.6s ease-out forwards;
}

.animate-pulse {
  animation: pulse 2s infinite;
}

/* ========================================
   打印样式
   ======================================== */
@media print {
  .site-header,
  .site-footer,
  .cta-button,
  .hero-buttons {
    display: none;
  }
  
  body {
    background: white;
    color: black;
  }
}