:root {
    --jojo-purple: #9b59b6;
    --jojo-gold: #f1c40f;
    --jojo-pink: #e84393;
    --jojo-blue: #3498db;
    --jojo-green: #2ecc71;
}

body {
    background: linear-gradient(135deg, #121212 0%, #2c3e50 100%);
    color: white;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    overflow-x: hidden;
}

.jojo-container {
    background: rgba(0, 0, 0, 0.7);
    border: 3px solid var(--jojo-gold);
    box-shadow: 0 0 20px var(--jojo-purple);
}

.jojo-title {
    background: linear-gradient(90deg, var(--jojo-purple), var(--jojo-pink));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-shadow: 0 0 10px rgba(155, 89, 182, 0.5);
    font-weight: 800;
    letter-spacing: 2px;
    transform: skew(-5deg);
}

.jojo-subtitle {
    color: var(--jojo-gold);
    font-weight: 700;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    transform: skew(-2deg);
    border-bottom: 2px solid var(--jojo-pink);
    display: inline-block;
    padding-bottom: 5px;
}

/* 游戏iframe容器 */
.game-frame {
  width: 100%;
  height: 0;
  padding-bottom: 56.25%; /* 16:9 宽高比 */
  position: relative;
  overflow: hidden;
  border-radius: 8px;
  border: 4px solid #333;
  box-shadow: inset 0 0 10px rgba(0,0,0,0.8);
}

.game-frame iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: black;
}

/* 确保CRT效果不影响游戏操作 */
.game-frame.crt-effect::before {
  pointer-events: none;
  opacity: 0.3; /* 降低扫描线效果强度 */
}

/* 街机柜样式调整，确保不影响游戏内容 */
.arcade-cabinet {
  max-width: 1200px;
  margin: 0 auto;
  background-color: #222;
  border-radius: 10px;
  padding: 20px;
  box-shadow: 
    0 0 0 4px #333,
    0 0 0 8px #111,
    0 10px 20px rgba(0,0,0,0.5);
}

/* 街机屏幕边框 */
.arcade-screen {
  position: relative;
  padding: 20px;
  background-color: #111;
  border-radius: 10px;
  box-shadow: inset 0 0 20px rgba(0,0,0,0.8);
}

/* 街机控制装饰，确保不遮挡游戏内容 */
.arcade-controls {
  display: flex;
  justify-content: space-between;
  padding: 20px 0;
  margin-top: 20px;
}

/* 响应式调整 */
@media (max-width: 768px) {
  .arcade-controls {
    display: none; /* 在移动设备上隐藏装饰元素 */
  }
  
  .arcade-cabinet {
    padding: 10px;
  }
  
  .arcade-screen {
    padding: 10px;
  }
}

.feature-card {
    background: linear-gradient(135deg, rgba(52, 152, 219, 0.2) 0%, rgba(155, 89, 182, 0.2) 100%);
    border-left: 4px solid var(--jojo-pink);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(155, 89, 182, 0.3);
    border-left: 4px solid var(--jojo-gold);
}

.btn-play {
    background: linear-gradient(90deg, var(--jojo-purple), var(--jojo-pink));
    color: white;
    font-weight: bold;
    padding: 12px 30px;
    border-radius: 50px;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: none;
    box-shadow: 0 4px 15px rgba(155, 89, 182, 0.5);
}

.btn-play:hover {
    transform: scale(1.05);
    box-shadow: 0 7px 20px rgba(155, 89, 182, 0.7);
}

/* 复古街机风格 */
:root {
  --neon-pink: #ff00ff;
  --neon-blue: #00ffff;
  --neon-yellow: #ffff00;
  --neon-green: #00ff00;
  --dark-bg: #0a0a0a;
}

body {
  font-family: 'Press Start 2P', cursive, sans-serif;
  background-color: var(--dark-bg);
  color: white;
  overflow-x: hidden;
}

/* 霓虹文字效果 */
.neon-text {
  text-shadow: 
    0 0 5px #fff,
    0 0 10px #fff,
    0 0 15px var(--neon-blue),
    0 0 20px var(--neon-blue),
    0 0 25px var(--neon-blue);
  animation: neon-flicker 1.5s infinite alternate;
}

/* 霓虹灯闪烁动画 */
@keyframes neon-flicker {
  0%, 18%, 22%, 25%, 53%, 57%, 100% {
    text-shadow: 
      0 0 5px #fff,
      0 0 10px #fff,
      0 0 15px var(--neon-blue),
      0 0 20px var(--neon-blue),
      0 0 25px var(--neon-blue);
  }
  20%, 24%, 55% {
    text-shadow: none;
  }
}

/* CRT屏幕效果 */
.crt-effect {
  position: relative;
  overflow: hidden;
}

.crt-effect::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    rgba(18, 16, 16, 0) 50%,
    rgba(0, 0, 0, 0.25) 50%
  );
  background-size: 100% 4px;
  pointer-events: none;
  z-index: 10;
}

/* 街机柜风格卡片 */
.arcade-cabinet {
  border: 4px solid white;
  border-image: linear-gradient(45deg, var(--neon-pink), var(--neon-blue), var(--neon-yellow)) 1;
  box-shadow: 
    0 0 10px var(--neon-pink),
    0 0 20px var(--neon-blue);
  padding: 20px;
  background-color: rgba(0, 0, 0, 0.8);
  position: relative;
}

/* 像素化按钮 */
.pixel-btn {
  font-family: 'Press Start 2P', cursive;
  padding: 10px 20px;
  background-color: var(--dark-bg);
  color: white;
  border: 2px solid var(--neon-blue);
  box-shadow: 0 0 10px var(--neon-blue);
  text-transform: uppercase;
  position: relative;
  overflow: hidden;
  transition: all 0.3s;
}

.pixel-btn:hover {
  background-color: var(--neon-blue);
  color: var(--dark-bg);
  transform: translateY(-2px);
}

.pixel-btn:active {
  transform: translateY(1px);
}

/* INSERT COIN 闪烁文本 */
.insert-coin {
  font-size: 1.5rem;
  color: var(--neon-yellow);
  animation: blink 1s infinite;
  text-align: center;
  margin: 20px 0;
}

@keyframes blink {
  0%, 49% { opacity: 1; }
  50%, 100% { opacity: 0; }
}

/* 星空背景增强 */
.star-bg {
  background-color: var(--dark-bg);
  background-image: 
    radial-gradient(white, rgba(255,255,255,.2) 2px, transparent 2px),
    radial-gradient(white, rgba(255,255,255,.15) 1px, transparent 1px);
  background-size: 50px 50px, 30px 30px;
  background-position: 0 0, 25px 25px;
}