/* ============================================================
   ANIMATIONS — Pack2Door
   Keyframes, fade-up, counters, micro-interactions
   ============================================================ */

/* ═══════════════════════════════════════════════════════════
   KEYFRAMES
   ═══════════════════════════════════════════════════════════ */

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes fadeDown {
  from {
    opacity: 0;
    transform: translateY(-16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-32px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(32px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

@keyframes floatY {
  0%, 100% { transform: translateY(0px); }
  50%       { transform: translateY(-8px); }
}

@keyframes progress {
  from { width: 0%; }
  to   { width: var(--progress-width, 100%); }
}

@keyframes checkmark {
  from { stroke-dashoffset: 20; }
  to   { stroke-dashoffset: 0; }
}

@keyframes dashboardSlideIn {
  from {
    opacity: 0;
    transform: translateX(40px) rotate(2deg);
  }
  to {
    opacity: 1;
    transform: translateX(0) rotate(0deg);
  }
}

@keyframes trackingPulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50%       { transform: scale(1.15); opacity: 0.8; }
}

/* ═══════════════════════════════════════════════════════════
   SCROLL-REVEAL (IntersectionObserver targets)
   ═══════════════════════════════════════════════════════════ */

/* Initial hidden state — set via JS or class */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.65s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered children */
.reveal-stagger > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.55s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.55s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-stagger.visible > *:nth-child(1) { transition-delay: 0ms; }
.reveal-stagger.visible > *:nth-child(2) { transition-delay: 80ms; }
.reveal-stagger.visible > *:nth-child(3) { transition-delay: 160ms; }
.reveal-stagger.visible > *:nth-child(4) { transition-delay: 240ms; }
.reveal-stagger.visible > *:nth-child(5) { transition-delay: 320ms; }
.reveal-stagger.visible > *:nth-child(6) { transition-delay: 400ms; }

.reveal-stagger.visible > * {
  opacity: 1;
  transform: translateY(0);
}

/* Slide in from left / right */
.reveal-left {
  opacity: 0;
  transform: translateX(-32px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(32px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Scale in */
.reveal-scale {
  opacity: 0;
  transform: scale(0.96);
  transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-scale.visible {
  opacity: 1;
  transform: scale(1);
}


/* ═══════════════════════════════════════════════════════════
   HERO ANIMATIONS
   ═══════════════════════════════════════════════════════════ */

.hero-text-animate {
  animation: fadeUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.hero-text-animate:nth-child(2) { animation-delay: 0.1s; }
.hero-text-animate:nth-child(3) { animation-delay: 0.2s; }
.hero-text-animate:nth-child(4) { animation-delay: 0.3s; }

.hero-dashboard-animate {
  animation: dashboardSlideIn 0.9s cubic-bezier(0.34, 1.56, 0.64, 1) 0.2s both;
}

/* ═══════════════════════════════════════════════════════════
   MICRO-INTERACTIONS
   ═══════════════════════════════════════════════════════════ */

/* Smooth hover lift for any element */
.hover-lift {
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

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

/* Press effect */
.hover-press {
  transition: transform var(--transition-fast);
}

.hover-press:active {
  transform: scale(0.97);
}

/* Shimmer loading skeleton */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--color-bg-secondary) 25%,
    var(--color-bg-tertiary) 50%,
    var(--color-bg-secondary) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s ease infinite;
  border-radius: var(--radius-sm);
}

/* Float animation */
.float-anim {
  animation: floatY 4s ease-in-out infinite;
}

/* Step connector line */
.step-connector {
  flex: 1;
  height: 1px;
  background: linear-gradient(to right, var(--color-border), var(--color-border));
  position: relative;
  overflow: hidden;
}

.step-connector::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(to right, transparent, var(--color-primary), transparent);
  animation: slideInRight 2s ease infinite 1s;
}


/* ═══════════════════════════════════════════════════════════
   PAGE TRANSITIONS
   ═══════════════════════════════════════════════════════════ */

.page-enter {
  animation: fadeIn 0.4s ease forwards;
}


/* ═══════════════════════════════════════════════════════════
   REDUCE MOTION (Accessibility)
   ═══════════════════════════════════════════════════════════ */

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

  .reveal,
  .reveal-stagger > *,
  .reveal-left,
  .reveal-right,
  .reveal-scale {
    opacity: 1 !important;
    transform: none !important;
  }
}