/* 520.ningch.top — 前端动效库 */

@keyframes riseIn {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInLeft {
  from { opacity: 0; transform: translateX(-26px); }
  to { opacity: 1; transform: translateX(0); }
}
@keyframes fadeInRight {
  from { opacity: 0; transform: translateX(26px); }
  to { opacity: 1; transform: translateX(0); }
}
@keyframes zoomIn {
  from { opacity: 0; transform: scale(0.92); }
  to { opacity: 1; transform: scale(1); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}
@keyframes slideDown {
  from { opacity: 0; transform: translateY(-14px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes scaleSoft {
  0% { opacity: 0; transform: scale(0.96); }
  100% { opacity: 1; transform: scale(1); }
}
@keyframes spinSlow {
  to { transform: rotate(360deg); }
}
@keyframes pulseDot {
  0% { box-shadow: 0 0 0 0 rgba(47, 191, 113, 0.55); }
  70% { box-shadow: 0 0 0 8px rgba(47, 191, 113, 0); }
  100% { box-shadow: 0 0 0 0 rgba(47, 191, 113, 0); }
}
@keyframes caretBlink {
  0%, 49% { opacity: 1; }
  50%, 100% { opacity: 0; }
}
@keyframes loaderBar {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}
@keyframes floaty2 {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}
@keyframes breathe {
  0%, 100% { box-shadow: 0 0 0 0 var(--accent-glow); }
  50% { box-shadow: 0 0 0 12px transparent; }
}
@keyframes shimmer {
  0% { background-position: -400px 0; }
  100% { background-position: 400px 0; }
}
@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}
@keyframes bounceIn {
  0% { opacity: 0; transform: scale(0.7) translateY(40px); }
  55% { opacity: 1; transform: scale(1.05) translateY(-6px); }
  75% { transform: scale(0.97) translateY(2px); }
  100% { opacity: 1; transform: scale(1) translateY(0); }
}
@keyframes floatIn {
  0% { opacity: 0; transform: translateY(18px) scale(0.96); }
  60% { opacity: 1; transform: translateY(-5px) scale(1.01); }
  100% { opacity: 1; transform: translateY(0) scale(1); }
}
@keyframes easeInSoft {
  0% { opacity: 0; transform: translateY(14px); filter: blur(4px); }
  100% { opacity: 1; transform: none; filter: none; }
}
@keyframes shakeX {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-5px); }
  75% { transform: translateX(5px); }
}
@keyframes glowPulse {
  0%, 100% { box-shadow: 0 0 0 0 var(--accent-glow); }
  50% { box-shadow: 0 0 24px 4px var(--accent-glow); }
}

.anim-rise { animation: riseIn 0.6s cubic-bezier(0.2, 0.6, 0.2, 1) both; }
.anim-left { animation: fadeInLeft 0.6s cubic-bezier(0.2, 0.6, 0.2, 1) both; }
.anim-right { animation: fadeInRight 0.6s cubic-bezier(0.2, 0.6, 0.2, 1) both; }
.anim-zoom { animation: zoomIn 0.55s cubic-bezier(0.2, 0.6, 0.2, 1) both; }
.anim-fade { animation: fadeIn 0.5s ease both; }
.anim-down { animation: slideDown 0.5s cubic-bezier(0.2, 0.6, 0.2, 1) both; }
.anim-scale { animation: scaleSoft 0.5s cubic-bezier(0.2, 0.6, 0.2, 1) both; }

.d-1 { animation-delay: 0.08s; }
.d-2 { animation-delay: 0.16s; }
.d-3 { animation-delay: 0.24s; }
.d-4 { animation-delay: 0.32s; }
.d-5 { animation-delay: 0.40s; }
.d-6 { animation-delay: 0.48s; }
.d-7 { animation-delay: 0.56s; }
.d-8 { animation-delay: 0.64s; }

.floaty { animation: floaty2 5s ease-in-out infinite; }
.breathe { animation: breathe 2.6s ease-in-out infinite; }
.spin-slow { animation: spinSlow 14s linear infinite; }
.pulse-dot { animation: pulseDot 2.2s ease-out infinite; }
.caret-blink { animation: caretBlink 1s step-end infinite; }
.loader-bar span { display: block; height: 100%; width: 100%; background-color: var(--accent); animation: loaderBar 1.1s ease-in-out infinite; }
.gradient-live { background-size: 200% 200%; animation: gradientShift 8s ease infinite; }

.hover-lift { transition: transform 0.32s cubic-bezier(0.2, 0.6, 0.2, 1), box-shadow 0.32s ease; }
.hover-lift:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }

.shimmer {
  background: linear-gradient(90deg, var(--surface-2) 25%, var(--border) 50%, var(--surface-2) 75%);
  background-size: 800px 100%;
  animation: shimmer 1.4s infinite linear;
  border-radius: 8px;
}

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0;
  z-index: 110;
  background-color: var(--accent);
  transition: width 0.1s linear;
}

.reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.7s cubic-bezier(0.2, 0.6, 0.2, 1), transform 0.7s cubic-bezier(0.2, 0.6, 0.2, 1); }
.reveal.visible { opacity: 1; transform: none; }