/* =============================================
   ANIMATION SYSTEM
   ============================================= */

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

[data-animate="fade-up"] {
  opacity: 0;
  transform: translateY(30px);
}

[data-animate="fade-down"] {
  opacity: 0;
  transform: translateY(-30px);
}

[data-animate="fade-left"] {
  opacity: 0;
  transform: translateX(40px);
}

[data-animate="fade-right"] {
  opacity: 0;
  transform: translateX(-40px);
}

[data-animate="fade-in"] {
  opacity: 0;
  transform: none;
}

[data-animate="scale-up"] {
  opacity: 0;
  transform: scale(0.92);
}

/* Animated state */
[data-animate].animate-in {
  opacity: 1;
  transform: translateY(0) translateX(0) scale(1);
}

/* Stagger delays */
[data-delay="100"] { transition-delay: 100ms; }
[data-delay="200"] { transition-delay: 200ms; }
[data-delay="300"] { transition-delay: 300ms; }
[data-delay="400"] { transition-delay: 400ms; }
[data-delay="500"] { transition-delay: 500ms; }
[data-delay="600"] { transition-delay: 600ms; }
[data-delay="700"] { transition-delay: 700ms; }
[data-delay="800"] { transition-delay: 800ms; }

/* Hero animations */
@keyframes heroFadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes heroScaleIn {
  from { transform: scale(1.05); }
  to   { transform: scale(1); }
}

@keyframes floatBadge {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-6px); }
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(0, 112, 243, 0.4); }
  50%       { box-shadow: 0 0 0 12px rgba(0, 112, 243, 0); }
}

@keyframes rotateSlow {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

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

@keyframes countUp {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Loading skeleton shimmer */
.skeleton {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
}

/* Ripple effect for buttons */
.btn {
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  width: 0;
  height: 0;
  background: rgba(255,255,255,0.25);
  border-radius: 50%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  transition: width 0.4s ease, height 0.4s ease, opacity 0.4s ease;
  opacity: 0;
}

.btn:active::after {
  width: 200px;
  height: 200px;
  opacity: 1;
}

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

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

/* Card hover glow */
.card-glow:hover {
  box-shadow: 0 8px 30px rgba(0, 112, 243, 0.15);
}

/* Animated underline */
.animated-underline {
  position: relative;
  display: inline-block;
}

.animated-underline::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width var(--transition-base);
}

.animated-underline:hover::after {
  width: 100%;
}

/* Progress bar animation */
@keyframes progressFill {
  from { width: 0; }
  to   { width: var(--progress-width, 100%); }
}

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

.spinner {
  width: 24px;
  height: 24px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* Badge pulse */
.badge-pulse {
  animation: pulse 2s infinite;
}

/* Smooth page transitions */
.page-enter {
  animation: heroFadeIn 0.4s ease forwards;
}