/**
 * ASDF Interactions CSS
 * Visual styles for micro-interactions
 *
 * Requires: design-tokens.css
 *
 * Usage:
 *   @import url('./interactions.css');
 */

/* ============================================
   RIPPLE EFFECT
   ============================================ */

.ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  pointer-events: none;
  transform: translate(-50%, -50%) scale(0);
  animation: ripple-expand 600ms var(--ease-out);
}

@keyframes ripple-expand {
  0% {
    width: 0;
    height: 0;
    opacity: 0.6;
  }
  100% {
    width: 300px;
    height: 300px;
    opacity: 0;
  }
}

/* ============================================
   HOVER SCALE
   ============================================ */

.hover-scale {
  transition: transform var(--duration-fast) var(--ease-out);
  will-change: transform;
}

.hover-scale:hover {
  transform: scale(1.02);
}

.hover-scale:active {
  transform: scale(0.98);
}

/* Variants */
.hover-scale-sm:hover {
  transform: scale(1.01);
}

.hover-scale-lg:hover {
  transform: scale(1.05);
}

/* ============================================
   GLOW EFFECTS
   ============================================ */

.glow-hover {
  position: relative;
  transition:
    box-shadow var(--duration-normal) var(--ease-out),
    filter var(--duration-normal) var(--ease-out);
}

.glow-hover.glow-active,
.glow-hover:hover {
  box-shadow: 0 0 20px rgba(255, 69, 0, 0.3);
  filter: brightness(1.1);
}

/* Fire glow */
.glow-fire {
  box-shadow: var(--shadow-glow-fire);
  animation: glow-pulse-fire 2s ease-in-out infinite;
}

@keyframes glow-pulse-fire {
  0%,
  100% {
    box-shadow: 0 0 10px var(--color-fire-glow);
  }
  50% {
    box-shadow: 0 0 25px var(--color-fire-glow);
  }
}

/* Ice glow */
.glow-ice {
  box-shadow: var(--shadow-glow-ice);
  animation: glow-pulse-ice 2s ease-in-out infinite;
}

@keyframes glow-pulse-ice {
  0%,
  100% {
    box-shadow: 0 0 10px var(--color-ice-glow);
  }
  50% {
    box-shadow: 0 0 25px var(--color-ice-glow);
  }
}

/* ============================================
   BUTTON INTERACTIONS
   ============================================ */

button,
.btn {
  position: relative;
  overflow: hidden;
  transition: var(--transition-all);
}

button:hover,
.btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

button:active,
.btn:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

/* Loading state */
.btn-loading {
  pointer-events: none;
  opacity: 0.6;
}

.btn-loading::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  animation: shimmer 1.5s infinite;
}

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

/* ============================================
   CARD INTERACTIONS
   ============================================ */

.card {
  transition: var(--transition-all);
  cursor: pointer;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.card:active {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* ============================================
   FOCUS STATES
   ============================================ */

.focus-ring:focus-visible {
  outline: 2px solid var(--color-fire);
  outline-offset: 2px;
  box-shadow: 0 0 0 4px rgba(255, 69, 0, 0.2);
}

/* ============================================
   ENTRANCE ANIMATIONS
   ============================================ */

.fade-in {
  animation: fade-in var(--duration-normal) var(--ease-out);
}

@keyframes fade-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.slide-up {
  animation: slide-up var(--duration-normal) var(--ease-out);
}

@keyframes slide-up {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.slide-down {
  animation: slide-down var(--duration-normal) var(--ease-out);
}

@keyframes slide-down {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.scale-in {
  animation: scale-in var(--duration-normal) var(--ease-spring);
}

@keyframes scale-in {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* ============================================
   LOADING INDICATORS
   ============================================ */

.spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-top-color: var(--color-fire);
  border-radius: 50%;
  animation: spin 600ms linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Pulsing dot */
.pulse-dot {
  width: 8px;
  height: 8px;
  background: var(--color-fire);
  border-radius: 50%;
  animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.5;
    transform: scale(1.2);
  }
}

/* ============================================
   PARTICLE EFFECTS (for burns, stakes)
   ============================================ */

.particles {
  position: relative;
  overflow: visible;
}

.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: var(--color-fire);
  border-radius: 50%;
  pointer-events: none;
  animation: particle-rise 1.5s ease-out forwards;
}

@keyframes particle-rise {
  0% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
  100% {
    opacity: 0;
    transform: translateY(-100px) scale(0.5);
  }
}

/* ============================================
   COUNTER ANIMATIONS
   ============================================ */

.counter {
  font-variant-numeric: tabular-nums;
  transition: color var(--duration-fast) var(--ease-out);
}

.counter.increment {
  color: var(--color-success);
  animation: counter-bump var(--duration-normal) var(--ease-spring);
}

.counter.decrement {
  color: var(--color-error);
  animation: counter-bump var(--duration-normal) var(--ease-spring);
}

@keyframes counter-bump {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.1);
  }
}

/* ============================================
   PARALLAX
   ============================================ */

.parallax {
  will-change: transform;
  transition: transform 0.1s linear;
}

/* ============================================
   REDUCED MOTION
   ============================================ */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .ripple,
  .glow-fire,
  .glow-ice,
  .parallax {
    animation: none !important;
    transition: none !important;
  }
}