/* ===== 高级滚动动画 ===== */

.animate-on-scroll {
  opacity: 0;
  transition: all 0.8s cubic-bezier(0.2, 0.9, 0.3, 1);
}

.animate-on-scroll.animated {
  opacity: 1;
  transform: translate(0, 0) scale(1);
}

/* 入场方向 */
.animate-fade-up {
  transform: translateY(40px);
}

.animate-fade-left {
  transform: translateX(-40px);
}

.animate-fade-right {
  transform: translateX(40px);
}

.animate-zoom-in {
  transform: scale(0.94);
}

.animate-rotate-in {
  transform: rotate(-3deg) scale(0.96);
  transform-origin: center;
}

/* 弹性进入 */
.animate-bounce-up.animated {
  animation: bounceUp 0.7s ease forwards;
}

@keyframes bounceUp {
  0% {
      opacity: 0;
      transform: translateY(50px);
  }
  60% {
      opacity: 1;
      transform: translateY(-6px);
  }
  100% {
      opacity: 1;
      transform: translateY(0);
  }
}

/* 交错延迟 */
.delay-1 { transition-delay: 0.08s; }
.delay-2 { transition-delay: 0.16s; }
.delay-3 { transition-delay: 0.24s; }
.delay-4 { transition-delay: 0.32s; }
.delay-5 { transition-delay: 0.4s; }

/* 游戏卡片特殊动效 */
.games-grid .game-card {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease;
}

.games-grid .game-card.animated {
  opacity: 1;
  transform: translateY(0);
}

.games-grid .game-card:nth-child(1) { transition-delay: 0.05s; }
.games-grid .game-card:nth-child(2) { transition-delay: 0.15s; }
.games-grid .game-card:nth-child(3) { transition-delay: 0.25s; }

/* 统计数字动画（保留备用） */
.stat-item.animated .stat-number {
  animation: gentleCount 1s ease;
}

@keyframes gentleCount {
  from {
      opacity: 0.6;
      transform: scale(0.96);
  }
  to {
      opacity: 1;
      transform: scale(1);
  }
}

/* 无障碍适配 */
@media (prefers-reduced-motion: reduce) {
  .animate-on-scroll {
      transition: none;
      opacity: 1;
      transform: none;
  }
  .games-grid .game-card {
      transition: none;
      opacity: 1;
      transform: none;
  }
}