/* ============================================
   Animations and Transitions
   ============================================ */

/* ===== Scroll Animations Setup ===== */

[data-animate] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-animate].animated {
  opacity: 1;
  transform: translateY(0);
}

/* ===== Animation Types ===== */

/* Fade In */
[data-animate="fade-in"] {
  opacity: 0;
}

[data-animate="fade-in"].animated {
  opacity: 1;
  transform: none;
}

/* Fade In Up */
[data-animate="fade-in-up"] {
  opacity: 0;
  transform: translateY(30px);
}

[data-animate="fade-in-up"].animated {
  opacity: 1;
  transform: translateY(0);
}

/* Fade In Down */
[data-animate="fade-in-down"] {
  opacity: 0;
  transform: translateY(-30px);
}

[data-animate="fade-in-down"].animated {
  opacity: 1;
  transform: translateY(0);
}

/* Fade In Left */
[data-animate="fade-in-left"] {
  opacity: 0;
  transform: translateX(-30px);
}

[data-animate="fade-in-left"].animated {
  opacity: 1;
  transform: translateX(0);
}

/* Fade In Right */
[data-animate="fade-in-right"] {
  opacity: 0;
  transform: translateX(30px);
}

[data-animate="fade-in-right"].animated {
  opacity: 1;
  transform: translateX(0);
}

/* Scale In */
[data-animate="scale-in"] {
  opacity: 0;
  transform: scale(0.9);
}

[data-animate="scale-in"].animated {
  opacity: 1;
  transform: scale(1);
}

/* Zoom In */
[data-animate="zoom-in"] {
  opacity: 0;
  transform: scale(0.8);
}

[data-animate="zoom-in"].animated {
  opacity: 1;
  transform: scale(1);
}

/* ===== Animation Delays ===== */

[data-delay="100"] {
  transition-delay: 0.1s;
}

[data-delay="200"] {
  transition-delay: 0.2s;
}

[data-delay="300"] {
  transition-delay: 0.3s;
}

[data-delay="400"] {
  transition-delay: 0.4s;
}

[data-delay="500"] {
  transition-delay: 0.5s;
}

[data-delay="600"] {
  transition-delay: 0.6s;
}

/* ===== Keyframe Animations ===== */

/* Fade In */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* Fade Out */
@keyframes fadeOut {
  from {
    opacity: 1;
  }
  to {
    opacity: 0;
  }
}

/* Slide In Up */
@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Slide In Down */
@keyframes slideInDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Bounce */
@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateY(0);
  }
  40% {
    transform: translateY(-10px);
  }
  60% {
    transform: translateY(-5px);
  }
}

/* Pulse */
@keyframes pulse {
  0% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.05);
    opacity: 0.8;
  }
  100% {
    transform: scale(1);
    opacity: 1;
  }
}

/* Shake */
@keyframes shake {
  0%, 100% {
    transform: translateX(0);
  }
  10%, 30%, 50%, 70%, 90% {
    transform: translateX(-5px);
  }
  20%, 40%, 60%, 80% {
    transform: translateX(5px);
  }
}

/* Rotate */
@keyframes rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

/* ===== Utility Animation Classes ===== */

.animate-fade-in {
  animation: fadeIn 0.6s ease;
}

.animate-slide-in-up {
  animation: slideInUp 0.6s ease;
}

.animate-slide-in-down {
  animation: slideInDown 0.6s ease;
}

.animate-bounce {
  animation: bounce 1s ease;
}

.animate-pulse {
  animation: pulse 2s ease infinite;
}

.animate-shake {
  animation: shake 0.5s ease;
}

.animate-rotate {
  animation: rotate 1s linear infinite;
}

/* ===== Hover Animations ===== */

.hover-lift {
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

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

.hover-scale {
  transition: transform var(--transition-base);
}

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

.hover-rotate {
  transition: transform var(--transition-base);
}

.hover-rotate:hover {
  transform: rotate(5deg);
}

/* ===== Loading Spinner ===== */

.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid var(--color-surface);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: rotate 0.8s linear infinite;
}

.spinner--sm {
  width: 20px;
  height: 20px;
  border-width: 2px;
}

.spinner--lg {
  width: 60px;
  height: 60px;
  border-width: 6px;
}

/* ===== Progress Bar ===== */

.progress-bar {
  width: 100%;
  height: 4px;
  background-color: var(--color-surface);
  border-radius: var(--border-radius-full);
  overflow: hidden;
}

.progress-bar__fill {
  height: 100%;
  background-color: var(--color-primary);
  transition: width 0.3s ease;
}

.progress-bar__fill--animated {
  background: linear-gradient(
    90deg,
    var(--color-primary) 0%,
    var(--color-primary-light) 50%,
    var(--color-primary) 100%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

/* ===== Reduced Motion ===== */

@media (prefers-reduced-motion: reduce) {
  [data-animate],
  .hover-lift,
  .hover-scale,
  .hover-rotate {
    transition: none !important;
    animation: none !important;
  }

  [data-animate] {
    opacity: 1 !important;
    transform: none !important;
  }
}