/* ============================================
   NEO ARCADE - MODERN RETRO NEON MAIN STYLES
   ============================================ */

/* CSS Variables for Modern Neon Color Palette */
:root {
  /* Neon Colors */
  --neon-pink: #ff1493;
  --neon-cyan: #00ffff;
  --neon-purple: #9400d3;
  --neon-green: #39ff14;
  --neon-yellow: #ffff00;
  
  /* Background Colors */
  --bg-primary: #0a0a0a;
  --bg-secondary: #1a1a2e;
  --bg-tertiary: #16213e;
  --bg-card: rgba(20, 20, 50, 0.8);
  
  /* Text Colors */
  --text-primary: #ffffff;
  --text-secondary: #b8b8b8;
  --text-muted: #666666;
  
  /* Fonts */
  --font-primary: 'Orbitron', monospace;
  --font-secondary: 'Exo 2', sans-serif;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  
  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* ============================================
   GLOBAL RESET & BASE STYLES
   ============================================ */

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

body {
  font-family: var(--font-secondary);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  scroll-behavior: smooth;
}

html {
  font-size: 16px;
}

/* Remove default list styles */
ul, ol {
  list-style: none;
}

/* Remove default link styles */
a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition-normal);
}

/* Button reset */
button {
  border: none;
  background: none;
  cursor: pointer;
  font-family: inherit;
  transition: var(--transition-normal);
}

/* Input reset */
input, select, textarea {
  font-family: inherit;
  border: none;
  outline: none;
}

/* ============================================
   GRID BACKGROUND EFFECT
   ============================================ */

.grid-background {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(rgba(148, 0, 211, 0.1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 0, 211, 0.1) 1px, transparent 1px);
  background-size: 50px 50px;
  animation: gridPulse 4s ease-in-out infinite;
  z-index: -1;
  pointer-events: none;
}

@keyframes gridPulse {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 0.6; }
}

/* ============================================
   HEADER & NAVIGATION
   ============================================ */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 2px solid var(--neon-purple);
  z-index: 1000;
  padding: var(--spacing-sm) 0;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.logo-icon {
  width: 32px;
  height: 32px;
  filter: drop-shadow(0 0 8px var(--neon-purple));
  transition: var(--transition-normal);
}

.logo:hover .logo-icon {
  filter: drop-shadow(0 0 15px var(--neon-cyan));
  transform: scale(1.1);
}

.logo-text-container {
  display: flex;
  flex-direction: column;
}

.logo-text {
  font-family: var(--font-primary);
  font-size: 2rem;
  font-weight: 900;
  letter-spacing: 3px;
  margin: 0;
}

.logo-subtitle {
  font-size: 0.75rem;
  color: var(--text-secondary);
  letter-spacing: 2px;
  display: block;
  margin-top: -5px;
}

.nav-menu {
  display: flex;
  gap: var(--spacing-lg);
}

.nav-link {
  font-family: var(--font-primary);
  font-weight: 600;
  letter-spacing: 1px;
  padding: var(--spacing-xs) var(--spacing-sm);
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  transition: var(--transition-normal);
}

.nav-link:hover {
  border-color: var(--neon-cyan);
  color: var(--neon-cyan);
  box-shadow: 0 0 15px rgba(0, 255, 255, 0.5);
}

/* 活动导航链接样式 */
.nav-link.active {
  background: linear-gradient(45deg, var(--neon-cyan), var(--neon-pink));
  color: var(--bg-primary);
  border-color: transparent;
  box-shadow: 
    0 0 20px rgba(0, 255, 255, 0.5),
    0 0 30px rgba(255, 20, 147, 0.3);
  font-weight: 700;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
}

.mobile-menu-toggle span {
  width: 25px;
  height: 3px;
  background: var(--neon-pink);
  border-radius: 2px;
  transition: var(--transition-normal);
}

/* ============================================
   GAME CONTROLS SECTION
   ============================================ */

.game-controls {
  padding: var(--spacing-lg) var(--spacing-md);
  background: var(--bg-secondary);
  border-top: 1px solid var(--neon-purple);
  border-bottom: 1px solid var(--neon-purple);
}

.controls-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.search-section {
  display: flex;
  gap: var(--spacing-sm);
}

.search-input {
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--neon-cyan);
  border-radius: var(--radius-sm);
  font-size: 1rem;
  min-width: 250px;
  transition: var(--transition-normal);
}

.search-input:focus {
  box-shadow: 0 0 15px rgba(0, 255, 255, 0.3);
  border-color: var(--neon-cyan);
}

.search-input::placeholder {
  color: var(--text-muted);
}

.search-button {
  padding: var(--spacing-sm) var(--spacing-md);
  background: transparent;
  color: var(--neon-cyan);
  border: 1px solid var(--neon-cyan);
  border-radius: var(--radius-sm);
  font-weight: 600;
  letter-spacing: 1px;
  transition: var(--transition-normal);
}

.search-button:hover {
  background: var(--neon-cyan);
  color: var(--bg-primary);
}

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

.filter-label {
  font-family: var(--font-primary);
  font-weight: 600;
  letter-spacing: 1px;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.filter-select {
  padding: var(--spacing-sm);
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--neon-purple);
  border-radius: var(--radius-sm);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-normal);
}

.filter-select:hover,
.filter-select:focus {
  border-color: var(--neon-purple);
  box-shadow: 0 0 10px rgba(148, 0, 211, 0.3);
}

/* ============================================
   GAMES SECTION
   ============================================ */

.games-section {
  padding: var(--spacing-xl) var(--spacing-md);
  max-width: 1200px;
  margin: 0 auto;
}

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

.section-title {
  font-family: var(--font-primary);
  font-size: 2.5rem;
  font-weight: 700;
  letter-spacing: 3px;
}

.games-count {
  color: var(--text-secondary);
  font-weight: 600;
  letter-spacing: 1px;
}

/* Games Grid */
.games-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
  justify-content: center;
  padding: 0 var(--spacing-sm);
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}

.game-card {
  background: var(--bg-card);
  border: 1px solid var(--neon-cyan);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition-normal);
  cursor: pointer;
  position: relative;
  min-height: 400px;
  display: flex;
  flex-direction: column;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  transform: translateZ(0);
  will-change: transform;
}

.game-card:hover {
  transform: translateY(-8px) translateZ(0) scale(1.02);
  box-shadow: 
    0 15px 40px rgba(0, 255, 255, 0.4),
    0 0 30px rgba(255, 20, 147, 0.3);
  border-color: var(--neon-pink);
}

/* 为游戏卡片添加点击提示效果 */
.game-card::after {
  content: '🎮 Click to Play';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: rgba(0, 0, 0, 0.9);
  color: var(--neon-cyan);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: 8px;
  font-family: var(--font-primary);
  font-weight: 600;
  letter-spacing: 1px;
  font-size: 1rem;
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s ease;
  z-index: 10;
  border: 1px solid var(--neon-cyan);
  box-shadow: 0 0 20px rgba(0, 255, 255, 0.5);
}

.game-card:hover::after {
  opacity: 1;
}

.game-thumbnail {
  width: 100%;
  height: 200px;
  background: transparent;
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-sm);
  min-height: 200px;
  max-height: 200px;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  transform: translateZ(0);
  will-change: transform;
}

.game-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.3s ease;
  border-radius: var(--radius-sm);
  image-rendering: auto;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: optimize-quality;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  transform: translateZ(0);
  min-width: 100%;
  min-height: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  will-change: transform;
  filter: contrast(1.25) brightness(1.2) saturate(1.25);
  opacity: 1;
}

.game-thumbnail:hover img {
  transform: scale(1.05) translateZ(0);
}

.loading-placeholder .game-thumbnail {
  background: linear-gradient(45deg, #333, #555);
  animation: pulse 2s ease-in-out infinite;
  min-height: 200px;
}

@keyframes pulse {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}

.game-info {
  padding: var(--spacing-md);
  flex: 1;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.game-title {
  font-family: var(--font-primary);
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
  letter-spacing: 1px;
}

.game-description {
  margin-bottom: 25px;
}

.game-description h3.game-name {
  margin: 0 0 15px 0;
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-align: left;
  line-height: 1.2;
}

.game-description p {
  margin: 15px 0 0 0;
  line-height: 1.6;
  color: var(--text-secondary);
}

.game-stats {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.9rem;
}

.game-rating, .game-likes {
  color: var(--text-secondary);
  font-weight: 600;
}

/* Load More Section */
.load-more-section {
  text-align: center;
  padding: var(--spacing-lg) 0;
}

.load-more-button {
  font-family: var(--font-primary);
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: 2px;
  padding: var(--spacing-md) var(--spacing-xl);
  background: transparent;
  color: var(--neon-green);
  border: 2px solid var(--neon-green);
  border-radius: var(--radius-lg);
  transition: var(--transition-normal);
  text-transform: uppercase;
}

.load-more-button:hover {
  background: var(--neon-green);
  color: var(--bg-primary);
  box-shadow: 0 0 20px rgba(57, 255, 20, 0.5);
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
  background: var(--bg-secondary);
  border-top: 2px solid var(--neon-purple);
  padding: var(--spacing-xl) var(--spacing-md) var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

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

.footer-title {
  font-family: var(--font-primary);
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 2px;
  margin-bottom: var(--spacing-sm);
  color: var(--neon-cyan);
}

.footer-text {
  color: var(--text-secondary);
  line-height: 1.6;
}

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

.footer-links a {
  color: var(--text-secondary);
  transition: var(--transition-normal);
}

.footer-links a:hover {
  color: var(--neon-pink);
  padding-left: var(--spacing-xs);
}

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

.social-link {
  padding: var(--spacing-xs) var(--spacing-sm);
  border: 1px solid var(--neon-purple);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-weight: 600;
  letter-spacing: 1px;
  transition: var(--transition-normal);
}

.social-link:hover {
  border-color: var(--neon-pink);
  color: var(--neon-pink);
  box-shadow: 0 0 10px rgba(255, 20, 147, 0.3);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--bg-tertiary);
  color: var(--text-muted);
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }

.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }

.p-sm { padding: var(--spacing-sm); }
.p-md { padding: var(--spacing-md); }
.p-lg { padding: var(--spacing-lg); }

/* ============================================
   NOTIFICATION SYSTEM
   ============================================ */

.notification {
  position: fixed;
  top: 20px;
  right: 20px;
  background: rgba(10, 10, 10, 0.95);
  border: 2px solid var(--neon-cyan);
  border-radius: 8px;
  padding: var(--spacing-md);
  color: var(--neon-cyan);
  font-weight: 600;
  opacity: 0;
  transform: translateY(-20px);
  transition: all 0.3s ease;
  z-index: 10000;
  max-width: 300px;
  backdrop-filter: blur(10px);
  box-shadow: 
    0 0 20px rgba(0, 255, 255, 0.3),
    0 10px 30px rgba(0, 0, 0, 0.5);
}

.notification.show {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   NO GAMES STATE
   ============================================ */

.no-games {
  grid-column: 1 / -1;
  text-align: center;
  padding: var(--spacing-xl);
  background: rgba(255, 255, 255, 0.02);
  border: 2px dashed var(--neon-purple);
  border-radius: 12px;
  backdrop-filter: blur(10px);
}

.no-games-icon {
  font-size: 4rem;
  margin-bottom: var(--spacing-md);
  opacity: 0.5;
}

.no-games h3 {
  margin-bottom: var(--spacing-sm);
  font-size: 1.5rem;
}

.no-games p {
  color: var(--text-muted);
  font-size: 1rem;
}

/* ============================================
   LOADING STATES
   ============================================ */

body:not(.loaded) .game-card {
  opacity: 0;
  transform: translateY(20px);
}

body:not(.loaded) .game-title {
  opacity: 0;
  animation: titleSlideIn 1s ease 0.5s forwards;
}

@keyframes titleSlideIn {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ============================================
   SCROLLED HEADER
   ============================================ */

.header.scrolled {
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(15px);
  box-shadow: 0 2px 20px rgba(255, 20, 147, 0.3);
}

.header.scrolled .logo-text {
  font-size: 1.8rem;
}

.header.scrolled .logo-subtitle {
  opacity: 0.8;
}

/* ============================================
   USER RATING DISPLAY
   ============================================ */

.user-rating {
  margin-top: var(--spacing-xs);
  padding: var(--spacing-xs);
  background: rgba(0, 255, 255, 0.1);
  border-radius: 4px;
  font-size: 0.85rem;
  color: var(--neon-cyan);
  border-left: 3px solid var(--neon-cyan);
}

/* ============================================
   FEATURED BADGE
   ============================================ */

.featured-badge {
  position: absolute;
  top: 10px;
  right: 10px;
  background: var(--neon-pink);
  color: black;
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: bold;
  text-transform: uppercase;
  letter-spacing: 1px;
  box-shadow: 0 0 10px var(--neon-pink);
  animation: featuredPulse 2s infinite;
}

@keyframes featuredPulse {
  0%, 100% {
    box-shadow: 0 0 10px var(--neon-pink);
  }
  50% {
    box-shadow: 0 0 20px var(--neon-pink), 0 0 30px var(--neon-pink);
  }
}

/* ============================================
   TAG STYLES
   ============================================ */

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

.tag {
  background: rgba(218, 112, 214, 0.2);
  color: var(--neon-purple);
  padding: 2px 6px;
  border-radius: 3px;
  font-size: 0.75rem;
  border: 1px solid var(--neon-purple);
  transition: all 0.3s ease;
}

.tag:hover {
  background: rgba(218, 112, 214, 0.3);
  box-shadow: 0 0 5px var(--neon-purple);
}

/* ============================================
   FAVORITE BUTTON IMPROVEMENTS
   ============================================ */

.favorite-btn {
  position: absolute;
  top: 10px;
  left: 10px;
  background: rgba(0, 0, 0, 0.7);
  border: none;
  padding: 8px;
  border-radius: 50%;
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 1.2rem;
  backdrop-filter: blur(5px);
}

.favorite-btn:hover {
  transform: scale(1.1);
  background: rgba(0, 0, 0, 0.9);
}

.favorite-btn.favorited {
  animation: heartBeat 0.5s ease;
}

@keyframes heartBeat {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.2);
  }
}

/* ============================================
   RESPONSIVE IMPROVEMENTS
   ============================================ */

@media screen and (max-width: 480px) {
  .notification {
    top: 10px;
    right: 10px;
    left: 10px;
    max-width: none;
  }
  
  .no-games-icon {
    font-size: 3rem;
  }
  
  .featured-badge {
    font-size: 0.6rem;
    padding: 3px 6px;
  }
  
  .tag {
    font-size: 0.7rem;
  }
  
  .games-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
    justify-content: center;
    padding: 0;
  }
}

@media screen and (max-width: 768px) {
  .main-game-section {
    padding: 100px 0 var(--spacing-lg);
  }
  
  .game-details h3.game-name {
    font-size: 1.6rem;
  }
  
  .game-frame-container {
    height: 300px;
  }
  
  .game-info-sidebar {
    padding: var(--spacing-md);
  }
  
  /* Games Grid - 平板尺寸显示2列 */
  .games-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    justify-content: center;
    padding: 0;
  }
}

@media screen and (max-width: 992px) {
  .game-layout {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  .game-frame-container {
    height: 350px;
  }
  
  .game-info-sidebar {
    order: 2;
  }
  
  .game-main-area {
    order: 1;
  }
  
  /* 移除这里的games-grid规则，让默认的3列生效 */
}

/* ============================================
   MEDIUM TO LARGE DEVICES (993px to 1199px)
   ============================================ */

@media screen and (min-width: 993px) and (max-width: 1199px) {
  /* Games Grid - 中等桌面尺寸仍然显示3列 */
  .games-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    justify-content: center;
    max-width: 1000px;
  }
}

/* ============================================
   LARGE DEVICES (desktops, 1200px and up)
   ============================================ */

@media screen and (min-width: 1200px) {
  /* Games Grid */
  .games-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    justify-content: center;
  }
}

/* ============================================
   EXTRA LARGE DEVICES (large desktops, 1400px and up)
   ============================================ */

@media screen and (min-width: 1400px) {
  /* Games Grid */
  .games-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
    justify-content: center;
    max-width: 1400px;
  }
}

/* ============================================
   NEON TEXT EFFECTS
   ============================================ */

.neon-text {
  color: #ffffff;
  text-shadow: 
    0 0 5px var(--neon-pink),
    0 0 10px var(--neon-pink),
    0 0 15px var(--neon-pink),
    0 0 20px var(--neon-pink),
    0 0 35px var(--neon-pink),
    0 0 40px var(--neon-pink);
  animation: neonFlicker 2s infinite alternate;
}

@keyframes neonFlicker {
  0%, 18%, 22%, 25%, 53%, 57%, 100% {
    color: #ffffff;
    text-shadow: 
      0 0 5px var(--neon-pink),
      0 0 10px var(--neon-pink),
      0 0 15px var(--neon-pink),
      0 0 20px var(--neon-pink),
      0 0 35px var(--neon-pink),
      0 0 40px var(--neon-pink);
  }
  
  20%, 24%, 55% {
    color: #ffffff;
    text-shadow: 
      0 0 2px var(--neon-pink),
      0 0 5px var(--neon-pink),
      0 0 8px var(--neon-pink),
      0 0 12px var(--neon-pink);
  }
}

/* 特别为游戏名称增强发光效果 */
.game-details h3.game-name.neon-text {
  color: #ffffff;
  font-family: var(--font-primary);
  font-weight: 900;
  text-shadow: 
    0 0 5px var(--neon-pink),
    0 0 10px var(--neon-pink),
    0 0 15px var(--neon-pink),
    0 0 20px var(--neon-pink),
    0 0 30px var(--neon-pink),
    0 0 40px var(--neon-pink),
    0 0 50px var(--neon-pink),
    0 0 60px var(--neon-pink);
  animation: gameNameIntensePulse 2s ease-in-out infinite alternate;
  position: relative;
  filter: brightness(1.2);
}

@keyframes gameNameIntensePulse {
  0% {
    color: #ffffff;
    text-shadow: 
      0 0 5px var(--neon-pink),
      0 0 10px var(--neon-pink),
      0 0 15px var(--neon-pink),
      0 0 20px var(--neon-pink),
      0 0 30px var(--neon-pink),
      0 0 40px var(--neon-pink);
  }
  
  100% {
    color: #ffffff;
    text-shadow: 
      0 0 10px var(--neon-pink),
      0 0 20px var(--neon-pink),
      0 0 30px var(--neon-pink),
      0 0 40px var(--neon-pink),
      0 0 50px var(--neon-pink),
      0 0 60px var(--neon-pink),
      0 0 70px var(--neon-pink),
      0 0 80px var(--neon-pink);
  }
}

/* 右侧游戏区域的游戏名称 */
.game-name-overlay.neon-text {
  color: #ffffff;
  font-family: var(--font-primary);
  font-size: 2.2rem;
  font-weight: 900;
  letter-spacing: 3px;
  margin-bottom: var(--spacing-md);
  text-transform: uppercase;
  text-shadow: 
    0 0 10px var(--neon-pink),
    0 0 20px var(--neon-pink),
    0 0 30px var(--neon-pink),
    0 0 40px var(--neon-pink),
    0 0 50px var(--neon-pink),
    0 0 60px var(--neon-pink),
    0 0 70px var(--neon-pink);
  animation: gameNameOverlayIntense 2.5s ease-in-out infinite alternate;
  filter: brightness(1.3);
}

@keyframes gameNameOverlayIntense {
  0% {
    color: #ffffff;
    text-shadow: 
      0 0 10px var(--neon-pink),
      0 0 20px var(--neon-pink),
      0 0 30px var(--neon-pink),
      0 0 40px var(--neon-pink),
      0 0 50px var(--neon-pink);
  }
  
  100% {
    color: #ffffff;
    text-shadow: 
      0 0 15px var(--neon-pink),
      0 0 25px var(--neon-pink),
      0 0 35px var(--neon-pink),
      0 0 45px var(--neon-pink),
      0 0 60px var(--neon-pink),
      0 0 75px var(--neon-pink),
      0 0 90px var(--neon-pink),
      0 0 100px var(--neon-pink);
  }
}

/* 为统计数字也添加发光效果 */
.stat-number.neon-text {
  color: #ffffff;
  text-shadow: 
    0 0 5px var(--neon-green),
    0 0 10px var(--neon-green),
    0 0 15px var(--neon-green),
    0 0 20px var(--neon-green),
    0 0 25px var(--neon-green),
    0 0 30px var(--neon-green);
  animation: statGlow 2s ease-in-out infinite alternate;
}

@keyframes statGlow {
  0% {
    color: #ffffff;
    text-shadow: 
      0 0 5px var(--neon-green),
      0 0 10px var(--neon-green),
      0 0 15px var(--neon-green),
      0 0 20px var(--neon-green);
  }
  
  100% {
    color: #ffffff;
    text-shadow: 
      0 0 8px var(--neon-green),
      0 0 15px var(--neon-green),
      0 0 25px var(--neon-green),
      0 0 35px var(--neon-green),
      0 0 45px var(--neon-green);
  }
}

/* 为logo文字添加发光效果 */
.logo-text.neon-text {
  color: #ffffff;
  text-shadow: 
    0 0 10px var(--neon-pink),
    0 0 20px var(--neon-pink),
    0 0 30px var(--neon-pink),
    0 0 40px var(--neon-pink);
  animation: logoGlow 4s ease-in-out infinite alternate;
  filter: brightness(1.1);
}

@keyframes logoGlow {
  0% {
    color: #ffffff;
    text-shadow: 
      0 0 10px var(--neon-pink),
      0 0 20px var(--neon-pink),
      0 0 30px var(--neon-pink);
  }
  
  100% {
    color: #ffffff;
    text-shadow: 
      0 0 15px var(--neon-pink),
      0 0 25px var(--neon-pink),
      0 0 35px var(--neon-pink),
      0 0 45px var(--neon-pink),
      0 0 55px var(--neon-pink);
  }
}

/* Neon Button 样式 */
.neon-button {
  background: transparent;
  color: var(--neon-cyan);
  border: 2px solid var(--neon-cyan);
  padding: var(--spacing-md) var(--spacing-xl);
  border-radius: 8px;
  font-family: var(--font-primary);
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  box-shadow: 
    0 0 10px rgba(0, 255, 255, 0.3),
    inset 0 0 10px rgba(0, 255, 255, 0.1);
}

.neon-button::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(0, 255, 255, 0.3), transparent);
  transition: left 0.5s;
}

.neon-button:hover::before {
  left: 100%;
}

.neon-button:hover {
  color: var(--bg-primary);
  background: var(--neon-cyan);
  box-shadow: 
    0 0 20px rgba(0, 255, 255, 0.6),
    0 0 40px rgba(0, 255, 255, 0.4),
    inset 0 0 20px rgba(0, 255, 255, 0.2);
  transform: translateY(-2px);
}

/* 导航栏全屏按钮 */
.nav-fullscreen-btn {
  background: transparent;
  color: var(--neon-cyan);
  border: 1px solid var(--neon-cyan);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  font-family: var(--font-primary);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 1px;
  transition: var(--transition-normal);
  display: flex;
  align-items: center;
  gap: 5px;
}

.nav-fullscreen-btn:hover {
  background: var(--neon-cyan);
  color: var(--bg-primary);
  box-shadow: 0 0 15px rgba(0, 255, 255, 0.5);
  transform: translateY(-2px);
}

/* ============================================
   FAVORITES SECTION
   ============================================ */

.favorites-section {
  padding: var(--spacing-xl) 0;
  background: var(--bg-primary);
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--spacing-xl) var(--spacing-md);
}

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

.no-favorites {
  text-align: center;
  grid-column: 1 / -1;
  padding: var(--spacing-xl);
  background: rgba(20, 20, 40, 0.8);
  border: 2px solid var(--neon-purple);
  border-radius: 15px;
  margin: 0 auto;
  max-width: 500px;
}

.no-favorites-icon {
  font-size: 4rem;
  margin-bottom: var(--spacing-md);
}

.no-favorites h3 {
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
  font-family: var(--font-primary);
}

.no-favorites p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
}

.favorites-count {
  color: var(--neon-green);
  font-weight: 600;
}

/* ============================================
   LEADERBOARD SECTION
   ============================================ */

.leaderboard-section {
  padding: 2rem;
  background: linear-gradient(135deg, rgba(30, 30, 50, 0.9), rgba(50, 30, 80, 0.7));
  border-radius: 20px;
  margin: 2rem auto;
  max-width: 1200px;
}

.leaderboard-container {
  max-width: 100%;
  margin: 0 auto;
}

.leaderboard-tabs {
  display: flex;
  gap: 1rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.tab-button {
  padding: 0.75rem 1.5rem;
  background: rgba(0, 255, 255, 0.1);
  border: 2px solid #00ffff;
  color: #00ffff;
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.3s ease;
  font-weight: bold;
  font-size: 0.9rem;
}

.tab-button:hover,
.tab-button.active {
  background: rgba(0, 255, 255, 0.2);
  box-shadow: 0 0 15px rgba(0, 255, 255, 0.5);
  transform: translateY(-2px);
}

.leaderboard-content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 2rem;
  align-items: start;
}

.leaderboard-table {
  background: rgba(20, 20, 40, 0.8);
  border-radius: 15px;
  overflow: hidden;
  border: 2px solid rgba(0, 255, 255, 0.3);
}

.table-header {
  display: grid;
  grid-template-columns: 60px 1fr 100px 100px;
  gap: 1rem;
  padding: 1rem;
  background: linear-gradient(135deg, rgba(0, 255, 255, 0.2), rgba(255, 0, 255, 0.2));
  font-weight: bold;
  color: #ffffff;
  border-bottom: 2px solid rgba(0, 255, 255, 0.3);
}

.table-body {
  max-height: 400px;
  overflow-y: auto;
}

.leaderboard-row {
  display: grid;
  grid-template-columns: 60px 1fr 100px 100px;
  gap: 1rem;
  padding: 1rem;
  border-bottom: 1px solid rgba(0, 255, 255, 0.1);
  transition: all 0.3s ease;
  color: #ffffff;
}

.leaderboard-row:hover {
  background: rgba(0, 255, 255, 0.1);
  transform: translateX(5px);
}

.leaderboard-row:nth-child(1) {
  background: linear-gradient(90deg, rgba(255, 215, 0, 0.2), transparent);
  border-left: 4px solid #ffd700;
}

.leaderboard-row:nth-child(2) {
  background: linear-gradient(90deg, rgba(192, 192, 192, 0.2), transparent);
  border-left: 4px solid #c0c0c0;
}

.leaderboard-row:nth-child(3) {
  background: linear-gradient(90deg, rgba(205, 127, 50, 0.2), transparent);
  border-left: 4px solid #cd7f32;
}

.rank-col {
  text-align: center;
  font-weight: bold;
  color: #00ffff;
}

.player-col {
  color: #ffffff;
  font-weight: 500;
}

.score-col {
  text-align: right;
  color: #ff6b9d;
  font-weight: bold;
}

.date-col {
  text-align: right;
  color: #a0a0a0;
  font-size: 0.9rem;
}

.leaderboard-stats {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.stat-card {
  background: rgba(20, 20, 40, 0.8);
  padding: 1.5rem;
  border-radius: 15px;
  border: 2px solid rgba(0, 255, 255, 0.3);
  text-align: center;
  transition: all 0.3s ease;
}

.stat-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0, 255, 255, 0.2);
}

.stat-card h4 {
  margin: 0 0 0.5rem 0;
  color: #ffffff;
  font-size: 0.9rem;
  text-transform: uppercase;
}

.stat-card span {
  display: block;
  font-size: 2rem;
  font-weight: bold;
  margin: 0.5rem 0;
}

.stat-card small {
  color: #a0a0a0;
  font-size: 0.8rem;
}

.your-score {
  color: #ff6b9d;
}

.games-played {
  color: #00ffff;
}

.total-players {
  color: #c77dff;
}

/* Responsive Design for Leaderboard */
@media (max-width: 768px) {
  .leaderboard-section {
    padding: 1rem;
    margin: 1rem;
  }
  
  .leaderboard-content {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  
  .leaderboard-stats {
    flex-direction: row;
    overflow-x: auto;
  }
  
  .stat-card {
    min-width: 150px;
    flex-shrink: 0;
  }
  
  .table-header,
  .leaderboard-row {
    grid-template-columns: 50px 1fr 80px 80px;
    gap: 0.5rem;
    padding: 0.75rem;
    font-size: 0.9rem;
  }
  
  .leaderboard-tabs {
    justify-content: center;
  }
  
  .tab-button {
    padding: 0.5rem 1rem;
    font-size: 0.8rem;
  }
}

.loading-spinner {
  font-size: 3rem;
  animation: spin 2s linear infinite;
  margin: 20px 0;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.overlay-content p {
  color: var(--text-secondary);
  margin: 10px 0;
  font-size: 1rem;
}

/* ============================================
   主游戏区域 - 作为首页
   ============================================ */

.main-game-section {
  min-height: 100vh;
  padding: 120px 0 var(--spacing-xl);
  background: linear-gradient(
    135deg,
    rgba(20, 0, 40, 0.95) 0%,
    rgba(40, 0, 80, 0.9) 50%,
    rgba(20, 0, 40, 0.95) 100%
  );
  position: relative;
  border-bottom: 2px solid var(--neon-purple);
}

.main-game-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="%23ff14930a" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
  pointer-events: none;
  z-index: 1;
}

.game-section-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  position: relative;
  z-index: 2;
}

/* 游戏布局 - 左侧边栏 + 主游戏区 */
.game-layout {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

/* 左侧游戏信息边栏 */
.game-info-sidebar {
  flex: 0 0 350px;
  background: rgba(20, 20, 40, 0.95);
  border: 2px solid var(--neon-purple);
  border-radius: 15px;
  padding: 25px;
  box-shadow: 
      0 0 20px rgba(148, 0, 211, 0.3),
      inset 0 0 20px rgba(148, 0, 211, 0.1);
  display: flex;
  flex-direction: column;
  height: 520px;
}

.game-details {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.game-details h3.game-name {
  font-size: 1.8rem;
  margin-bottom: var(--spacing-sm);
  letter-spacing: 2px;
  text-align: center;
}

.game-category-badge {
  background: rgba(255, 20, 147, 0.2);
  border: 1px solid var(--neon-pink);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: 15px;
  font-size: 0.9rem;
  color: var(--neon-pink);
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  text-align: center;
  margin-bottom: var(--spacing-md);
  display: block;
}

.game-description,
.game-controls-guide,
.game-rating-display {
  margin-bottom: var(--spacing-md);
}

.game-description h4,
.game-controls-guide h4,
.game-rating-display h4 {
  color: var(--neon-cyan);
  font-family: var(--font-primary);
  font-size: 1rem;
  margin-bottom: var(--spacing-sm);
  letter-spacing: 1px;
  text-transform: uppercase;
}

.game-description p {
  color: var(--text-secondary);
  line-height: 1.5;
  font-size: 0.9rem;
}

/* 控制指南 */
.control-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 0;
  border-bottom: 1px solid rgba(148, 0, 211, 0.2);
}

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

.control-key {
  background: rgba(0, 255, 255, 0.1);
  border: 1px solid var(--neon-cyan);
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 0.75rem;
  color: var(--neon-cyan);
  font-weight: 600;
  font-family: monospace;
}

.control-desc {
  color: var(--text-secondary);
  font-size: 0.85rem;
}

/* 评分显示 */
.rating-stars {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: 4px;
}

.rating-stars .stars {
  color: var(--neon-yellow);
  font-size: 1.1rem;
  text-shadow: 0 0 10px var(--neon-yellow);
}

.rating-number {
  color: var(--text-primary);
  font-weight: 600;
  font-size: 1rem;
}

.rating-count {
  color: var(--text-muted);
  font-size: 0.8rem;
}

/* 主游戏区域 */
.game-main-area {
  flex: 1;
  display: flex;
  flex-direction: column;
  height: 520px;
}

.game-frame-container {
  position: relative;
  width: 100%;
  height: 520px;
  background: #000;
  border: 2px solid var(--neon-cyan);
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 
    0 0 20px rgba(0, 255, 255, 0.3),
    inset 0 0 10px rgba(0, 255, 255, 0.1);
  cursor: pointer;
  transition: all 0.3s ease;
}

.game-frame-container:hover {
  border-color: var(--neon-pink);
  box-shadow: 
    0 0 30px rgba(255, 20, 147, 0.5),
    0 0 40px rgba(0, 255, 255, 0.3),
    inset 0 0 15px rgba(255, 20, 147, 0.1);
  transform: scale(1.01);
}

.game-frame-container:hover .overlay-content h4 {
  color: var(--neon-pink);
  text-shadow: 
    0 0 10px var(--neon-pink),
    0 0 20px var(--neon-pink),
    0 0 30px var(--neon-pink);
}

.main-game-iframe {
  width: 100%;
  height: 100%;
  border: none;
  background: #000;
}

/* 主游戏区域的overlay - 应该正常显示 */
.main-game-section .game-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(10, 10, 10, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(3px);
  transition: all 0.3s ease;
  border-radius: 12px;
  /* 主游戏区域overlay正常显示 */
  opacity: 1;
  pointer-events: all;
  cursor: pointer;
  z-index: 10;
}

/* 游戏卡片中的overlay - 保持隐藏 */
.game-card .game-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(10, 10, 10, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(3px);
  transition: all 0.3s ease;
  border-radius: 12px;
  /* 游戏卡片overlay完全隐藏 */
  opacity: 0;
  pointer-events: none;
  display: none;
}

/* 移除游戏卡片悬停时显示overlay的效果 */
.game-card:hover .game-overlay {
  opacity: 0;
  pointer-events: none;
  display: none;
}

.game-overlay.hidden {
  opacity: 0;
  pointer-events: none;
  display: none;
}

.overlay-content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  z-index: 10;
  width: 90%;
}

.overlay-content h4 {
  font-size: 1.4rem;
  margin-bottom: 25px;
  font-weight: 600;
  letter-spacing: 1.5px;
}

.game-preview-info {
  margin-top: 20px;
  padding: 15px;
  background: rgba(255, 20, 147, 0.1);
  border: 1px solid var(--neon-pink);
  border-radius: 8px;
  backdrop-filter: blur(5px);
}

.game-preview-info p {
  margin: 8px 0;
  font-size: 1rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.game-preview-info p:hover {
  color: var(--neon-pink);
  transform: scale(1.05);
  transition: all 0.3s ease;
}

/* Hero Stats - 现在在游戏区域内 */
.hero-stats {
  display: flex;
  gap: var(--spacing-xl);
  justify-content: center;
  flex-wrap: wrap;
  margin-top: var(--spacing-lg);
}

.stat-item {
  text-align: center;
  padding: var(--spacing-md);
  border: 1px solid var(--neon-purple);
  border-radius: var(--radius-md);
  background: rgba(148, 0, 211, 0.1);
  min-width: 120px;
}

.stat-number {
  font-family: var(--font-primary);
  font-size: 2rem;
  font-weight: 700;
  display: block;
  margin-bottom: var(--spacing-xs);
}

.stat-label {
  font-size: 0.9rem;
  color: var(--text-secondary);
  letter-spacing: 1px;
  text-transform: uppercase;
}

/* 响应式设计 */
@media screen and (max-width: 480px) {
  .game-frame-container {
    height: 250px;
  }
  
  .game-details h3.game-name {
    font-size: 1.4rem;
  }
  
  .hero-stats {
    gap: var(--spacing-md);
  }
  
  .stat-item {
    min-width: 100px;
    padding: var(--spacing-sm);
  }
}

.game-card-image {
  display: block;
  background-color: transparent;
  image-rendering: auto;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: optimize-quality;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  -webkit-transform: translateZ(0);
  transform: translateZ(0);
  will-change: transform;
  filter: contrast(1.15) brightness(1.1) saturate(1.15);
}

.game-card-image[src*="placeholder"] {
  object-fit: contain !important;
  background-color: var(--neon-purple) !important;
  padding: 20px;
  filter: contrast(1.3) brightness(1.2) saturate(1.2);
  image-rendering: auto;
}

.game-card-image[loading] {
  background: linear-gradient(45deg, var(--neon-purple), var(--neon-pink));
  min-height: 200px;
  image-rendering: auto;
  will-change: transform;
}

.game-card-image:not([loading]) {
  image-rendering: auto !important;
  image-rendering: -webkit-optimize-contrast !important;
  image-rendering: optimize-quality !important;
  filter: contrast(1.12) brightness(1.08) saturate(1.18) blur(0px) !important;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  transform: translateZ(0);
  will-change: transform;
}

.loading-placeholder .game-thumbnail {
  background: linear-gradient(45deg, #333, #555);
  animation: pulse 2s ease-in-out infinite;
  min-height: 200px;
}

@keyframes pulse {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}

/* 高分辨率屏幕超级优化 */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  .game-thumbnail img {
    image-rendering: auto !important;
    image-rendering: -webkit-optimize-contrast !important;
    image-rendering: optimize-quality !important;
    filter: contrast(1.15) brightness(1.1) saturate(1.2) !important;
  }
  
  .game-card-image:not([loading]) {
    filter: contrast(1.18) brightness(1.12) saturate(1.25) !important;
  }
}

/* 4K和更高分辨率优化 */
@media (-webkit-min-device-pixel-ratio: 3), (min-resolution: 288dpi) {
  .game-thumbnail img,
  .game-card-image:not([loading]) {
    image-rendering: auto !important;
    image-rendering: optimize-quality !important;
    filter: contrast(1.2) brightness(1.15) saturate(1.3) sharpen(1.5px) !important;
  }
}

/* 确保游戏卡片尺寸一致且清晰 */
.game-card {
  background: var(--bg-card);
  border: 1px solid var(--neon-cyan);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition-normal);
  cursor: pointer;
  position: relative;
  min-height: 400px;
  display: flex;
  flex-direction: column;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  transform: translateZ(0);
  will-change: transform;
}

.game-card:hover {
  transform: translateY(-8px) translateZ(0) scale(1.02);
  box-shadow: 
    0 15px 40px rgba(0, 255, 255, 0.4),
    0 0 30px rgba(255, 20, 147, 0.3);
  border-color: var(--neon-pink);
}

/* 游戏信息区域优化 */
.game-info {
  padding: var(--spacing-md);
  flex: 1;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* 游戏卡片中的播放按钮样式优化 */
.game-overlay .play-button {
  background: linear-gradient(45deg, var(--neon-cyan), var(--neon-pink));
  color: #000;
  border: 2px solid transparent;
  padding: var(--spacing-md) var(--spacing-xl);
  border-radius: 10px;
  font-family: var(--font-primary);
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 1.1rem;
  box-shadow: 
    0 0 20px rgba(0, 255, 255, 0.5),
    0 0 30px rgba(255, 20, 147, 0.3);
  position: relative;
  overflow: hidden;
}

.game-overlay .play-button::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
  transition: left 0.5s;
}

.game-overlay .play-button:hover::before {
  left: 100%;
}

.game-overlay .play-button:hover {
  transform: scale(1.05);
  box-shadow: 
    0 0 30px rgba(0, 255, 255, 0.8),
    0 0 40px rgba(255, 20, 147, 0.6);
} 