Nova-Rewards/docs/design/animation-tokens.css at main · ghzhost/Nova-Rewards · GitHub

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:root {
  /* Buttons */
  --animation-button-press-duration: 80ms;
  --animation-button-press-timing-function: ease-out;
  --animation-button-hover-duration: 150ms;
  --animation-button-hover-timing-function: ease;
  --animation-button-focus-duration: 100ms;
  --animation-button-focus-timing-function: ease-out;

  /* Loading */
  --animation-loading-skeleton-duration: 1.5s;
  --animation-loading-skeleton-timing-function: linear;
  --animation-loading-spinner-duration: 400ms;
  --animation-loading-spinner-timing-function: linear;
  --animation-progress-fill-duration: 240ms;
  --animation-progress-fill-timing-function: cubic-bezier(0.4, 0, 0.2, 1);

  /* Confetti */
  --animation-confetti-duration: 1.2s;
  --animation-confetti-timing-function: ease-out;
  --animation-confetti-particles: 200;

  /* Counter */
  --animation-counter-increment-duration: 700ms;
  --animation-counter-increment-timing-function: cubic-bezier(0.22, 1, 0.36, 1);
}

/* Button interaction pseudo-class animations */
.btn {
  transition: transform var(--animation-button-press-duration) var(--animation-button-press-timing-function),
    background-color var(--animation-button-hover-duration) var(--animation-button-hover-timing-function),
    box-shadow var(--animation-button-focus-duration) var(--animation-button-focus-timing-function);
}

.btn:active {
  transform: scale(0.97);
}

.btn:hover {
  background-color: var(--btn-hover-bg, #005fcc);
}

.btn:focus-visible {
  outline: 0;
  box-shadow: 0 0 0 3px rgba(95, 156, 255, 0.45);
  animation: focus-ring-fade-in var(--animation-button-focus-duration) forwards;
}

@keyframes focus-ring-fade-in {
  from { box-shadow: 0 0 0 0 rgba(95, 156, 255, 0); }
  to { box-shadow: 0 0 0 3px rgba(95, 156, 255, 0.45); }
}

/* Loading states */
.skeleton {
  position: relative;
  overflow: hidden;
  background: #e5e7eb;
}

.skeleton::after {
  content: "";
  position: absolute;
  top: 0;
  left: -150%;
  width: 250%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.45), transparent);
  animation: skeleton-shimmer var(--animation-loading-skeleton-duration) var(--animation-loading-skeleton-timing-function) infinite;
}

@keyframes skeleton-shimmer {
  0% { transform: translateX(0); }
  100% { transform: translateX(100%); }
}

.spinner {
  display: inline-block;
  width: 1.25rem;
  height: 1.25rem;
  border: 3px solid rgba(0, 0, 0, 0.15);
  border-top-color: rgba(0, 0, 0, 0.65);
  border-radius: 50%;
  animation: spinner-rotate var(--animation-loading-spinner-duration) var(--animation-loading-spinner-timing-function) infinite;
}

@keyframes spinner-rotate {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.progress-bar {
  height: 4px;
  background: #dbeafe;
  overflow: hidden;
}

.progress-bar__fill {
  width: 0%;
  height: 100%;
  background: linear-gradient(90deg, #3b82f6, #06b6d4);
  transition: width var(--animation-progress-fill-duration) var(--animation-progress-fill-timing-function);
}

/* Confetti particles (for CSS-based fallback) */
.confetti-particle {
  position: absolute;
  width: 6px;
  height: 6px;
  opacity: 0;
  animation: confetti-burst var(--animation-confetti-duration) var(--animation-confetti-timing-function) forwards;
}

@keyframes confetti-burst {
  0% { transform: translate3d(0, 0, 0) scale(1); opacity: 1; }
  90% { opacity: 1; }
  100% { transform: translate3d(var(--tx), var(--ty), 0) scale(0.5); opacity: 0; }
}

/* Points-counter increment style */
.points-counter--increment{
  animation: points-counter-pop var(--animation-counter-increment-duration) var(--animation-counter-increment-timing-function);
}

@keyframes points-counter-pop {
  0% { transform: scale(1); }
  30% { transform: scale(1.2); }
  100% { transform: scale(1); }
}