@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.fade-in-up {
  opacity: 0;
  transform: translateY(60px) scale(0.95);
  filter: blur(4px);
  transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
    transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94), filter 0.8s ease-out;
  will-change: opacity, transform, filter;
}
.fade-in-up.animate {
  opacity: 1;
  transform: translateY(0) scale(1);
  filter: blur(0);
}

@keyframes pulseGlow {
  0%,
  100% {
    opacity: 0.5;
    filter: blur(8px);
  }
  50% {
    opacity: 0.8;
    filter: blur(12px);
  }
}
@keyframes rotateGlow {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}
@keyframes scanAroundBorder {
  /* 顶部：从左到右 (0% - 25%) */
  0% {
    top: 0;
    left: -200px;
    transform: rotate(0deg);
    opacity: 0;
  }
  1% {
    opacity: 1;
  }
  24% {
    opacity: 1;
  }
  25% {
    top: 0;
    left: 100%;
    transform: rotate(0deg);
    opacity: 0;
  }
  /* 右侧：从上到下 (25% - 50%) */
  25.1% {
    top: 0;
    left: 100%;
    transform: rotate(90deg);
    opacity: 0;
  }
  26% {
    opacity: 1;
  }
  49% {
    opacity: 1;
  }
  50% {
    top: 100%;
    left: 100%;
    transform: rotate(90deg);
    opacity: 0;
  }
  /* 底部：从右到左 (50% - 75%) */
  50.1% {
    top: 100%;
    left: 100%;
    transform: rotate(180deg);
    opacity: 0;
  }
  51% {
    opacity: 1;
  }
  74% {
    opacity: 1;
  }
  75% {
    top: 100%;
    left: -200px;
    transform: rotate(180deg);
    opacity: 0;
  }
  /* 左侧：从下到上 (75% - 100%) */
  75.1% {
    top: 100%;
    left: 0;
    transform: rotate(270deg);
    opacity: 0;
  }
  76% {
    opacity: 1;
  }
  99% {
    opacity: 1;
  }
  100% {
    top: -200px;
    left: 0;
    transform: rotate(270deg);
    opacity: 0;
  }
}
@keyframes expandFromCenter {
  0% {
    clip-path: inset(0 50% 0 50%);
    opacity: 0.4;
    filter: blur(8px) brightness(0.3);
    box-shadow: 0 0 0 rgba(0, 200, 255, 0);
  }
  20% {
    opacity: 0.6;
    filter: blur(5px) brightness(0.6);
    box-shadow: 0 0 30px rgba(0, 200, 255, 0.4),
      inset 0 0 40px rgba(0, 255, 255, 0.2);
  }
  40% {
    opacity: 0.75;
    filter: blur(3px) brightness(0.9);
    box-shadow: 0 0 50px rgba(0, 200, 255, 0.6),
      inset 0 0 60px rgba(0, 255, 255, 0.4);
  }
  60% {
    opacity: 0.85;
    filter: blur(2px) brightness(1.2);
    box-shadow: 0 0 70px rgba(0, 200, 255, 0.8),
      inset 0 0 80px rgba(0, 255, 255, 0.6);
  }
  80% {
    opacity: 0.95;
    filter: blur(1px) brightness(1.4);
    box-shadow: 0 0 90px rgba(0, 200, 255, 1),
      inset 0 0 100px rgba(0, 255, 255, 0.8);
  }
  100% {
    clip-path: inset(0 0% 0 0%);
    opacity: 1;
    filter: blur(0px) brightness(1);
    box-shadow: 0 0 0 rgba(0, 200, 255, 0);
  }
}
/* 扫描光效 - 从中间向左右移动 */
@keyframes scanGlowFromCenter {
  0% {
    background-position: 50% 0, 50% 0;
    opacity: 0;
  }
  5% {
    opacity: 0.8;
  }
  50% {
    background-position: 0% 0, 100% 0;
    opacity: 1;
  }
  95% {
    opacity: 0.8;
  }
  100% {
    background-position: -30% 0, 130% 0;
    opacity: 0;
  }
}
@keyframes techGlow {
  0%,
  90%,
  100% {
    opacity: 1;
    filter: brightness(1);
  }
  92% {
    opacity: 0.7;
    filter: brightness(1.5);
  }
  94% {
    opacity: 1;
    filter: brightness(2);
  }
  96% {
    opacity: 0.7;
    filter: brightness(1.5);
  }
  98% {
    opacity: 1;
    filter: brightness(1);
  }
}
@keyframes slideUpFadeIn {
  0% {
    opacity: 0;
    transform: translateY(100%);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}
/* 文字科技感扫描显示动画 */
@keyframes textScanReveal {
  0% {
    opacity: 0;
    clip-path: inset(0 100% 0 0);
    filter: blur(8px) brightness(0.5);
  }
  20% {
    opacity: 0.6;
    filter: blur(4px) brightness(0.8);
  }
  50% {
    opacity: 0.9;
    filter: blur(2px) brightness(1.2);
  }
  100% {
    opacity: 1;
    clip-path: inset(0 0% 0 0);
    filter: blur(0px) brightness(1);
  }
}