/* ==========================================================================
   Coastal Precision — Scroll Animations & Transitions
   ========================================================================== */

/* --- Scroll-triggered entrance animations -------------------------------- */
[data-animate] {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity var(--duration-normal) var(--ease-out),
    transform var(--duration-normal) var(--ease-out);
}
[data-animate].in-view {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children */
[data-animate-stagger] > * {
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity var(--duration-normal) var(--ease-out),
    transform var(--duration-normal) var(--ease-out);
}
[data-animate-stagger].in-view > *:nth-child(1) { transition-delay: 0ms; }
[data-animate-stagger].in-view > *:nth-child(2) { transition-delay: 80ms; }
[data-animate-stagger].in-view > *:nth-child(3) { transition-delay: 160ms; }
[data-animate-stagger].in-view > *:nth-child(4) { transition-delay: 240ms; }
[data-animate-stagger].in-view > *:nth-child(5) { transition-delay: 320ms; }
[data-animate-stagger].in-view > *:nth-child(6) { transition-delay: 400ms; }
[data-animate-stagger].in-view > *:nth-child(7) { transition-delay: 480ms; }
[data-animate-stagger].in-view > *:nth-child(8) { transition-delay: 560ms; }
[data-animate-stagger].in-view > * {
  opacity: 1;
  transform: translateY(0);
}

/* Fade only (no translate) */
[data-animate="fade"] {
  transform: none;
}
[data-animate="fade"].in-view {
  transform: none;
}

/* Slide from left */
[data-animate="slide-left"] {
  transform: translateX(-32px);
}
[data-animate="slide-left"].in-view {
  transform: translateX(0);
}

/* Slide from right */
[data-animate="slide-right"] {
  transform: translateX(32px);
}
[data-animate="slide-right"].in-view {
  transform: translateX(0);
}

/* Scale up */
[data-animate="scale"] {
  transform: scale(0.95);
}
[data-animate="scale"].in-view {
  transform: scale(1);
}

/* Delay modifiers */
[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; }

/* --- Quiz transitions ---------------------------------------------------- */
.quiz__step {
  transition: opacity var(--duration-fast) var(--ease-out);
}
.quiz__step.exiting {
  opacity: 0;
  transform: translateX(-20px);
}
.quiz__step.entering {
  opacity: 0;
  transform: translateX(20px);
}

/* --- Counter animation --------------------------------------------------- */
@keyframes count-up {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}
.stat__value[data-counted] {
  animation: count-up var(--duration-normal) var(--ease-out) forwards;
}

/* --- Progress bar fill --------------------------------------------------- */
@keyframes progress-fill {
  from { width: 0; }
}
.progress__bar--animated {
  animation: progress-fill var(--duration-slow) var(--ease-out) forwards;
}

/* --- Pulse dot (live indicator) ------------------------------------------ */
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.4; }
}
.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--success);
  animation: pulse 2s ease-in-out infinite;
}

/* --- Reduced motion ------------------------------------------------------ */
@media (prefers-reduced-motion: reduce) {
  [data-animate],
  [data-animate-stagger] > *,
  .quiz__step {
    transition: none;
    opacity: 1;
    transform: none;
  }
  .stat__value[data-counted],
  .progress__bar--animated {
    animation: none;
  }
  .pulse-dot { animation: none; }
}