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

body {
  overflow: hidden;
  background: #1a1a2e;
  font-family: "Microsoft YaHei", "微软雅黑", sans-serif;
  height: 100vh;
  width: 100vw;
  position: relative;
}

/* 模拟弹窗的基础样式 */
.fake-window {
  position: fixed;
  width: 150px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  color: #333;
  text-align: center;
  border-radius: 4px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(0, 0, 0, 0.15);
  cursor: default;
  user-select: none;
  opacity: 0;
  transform: scale(0.8);
  transition: opacity 0.15s ease, transform 0.15s ease;
  z-index: 10;
  will-change: transform, opacity;
}

.fake-window.show {
  opacity: 1;
  transform: scale(1);
}

/* 开始按钮 */
#start-btn {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  padding: 18px 42px;
  font-size: 18px;
  font-family: inherit;
  background: #e94560;
  color: #fff;
  border: none;
  border-radius: 50px;
  cursor: pointer;
  box-shadow: 0 0 30px rgba(233, 69, 96, 0.6);
  z-index: 100;
  transition: transform 0.2s, box-shadow 0.2s, opacity 0.3s;
}

#start-btn:hover {
  transform: translate(-50%, -50%) scale(1.05);
  box-shadow: 0 0 45px rgba(233, 69, 96, 0.9);
}

#start-btn.hide {
  opacity: 0;
  pointer-events: none;
}

/* 底部提示 */
#hint {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255, 255, 255, 0.5);
  font-size: 13px;
  z-index: 100;
  pointer-events: none;
}