/* ============================================================
   ANIMATIONS — Justin Paul Spicer Portfolio
   @keyframes + data-animate scroll system
   ============================================================ */

/* --- Core @keyframes --- */

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

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

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

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

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

@keyframes scale-in {
  from {
    opacity: 0;
    transform: scale(0.92);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes cursor-blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

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

@keyframes dotgrid-drift {
  0%   { transform: translate(0, 0); }
  100% { transform: translate(32px, 32px); }
}

@keyframes pulse-dot {
  0%, 100% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(2.2);
    opacity: 0;
  }
}

@keyframes shimmer {
  0%   { transform: translateX(-200%); }
  100% { transform: translateX(200%); }
}

@keyframes float {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  33%       { transform: translateY(-8px) rotate(1deg); }
  66%       { transform: translateY(-4px) rotate(-1deg); }
}

/* --- data-animate scroll system --- */
/* Elements with [data-animate] start hidden and gain .is-visible via JS IntersectionObserver */

[data-animate] {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

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

[data-animate="slide-left"] {
  transform: translateX(-32px);
}

[data-animate="slide-right"] {
  transform: translateX(32px);
}

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

[data-animate].is-visible {
  opacity: 1;
  transform: none;
}

/* Stagger delays via data-delay attribute */
[data-delay="100"] { transition-delay: 0.1s; }
[data-delay="150"] { transition-delay: 0.15s; }
[data-delay="200"] { transition-delay: 0.2s; }
[data-delay="250"] { transition-delay: 0.25s; }
[data-delay="300"] { transition-delay: 0.3s; }
[data-delay="350"] { transition-delay: 0.35s; }
[data-delay="400"] { transition-delay: 0.4s; }
[data-delay="450"] { transition-delay: 0.45s; }
[data-delay="500"] { transition-delay: 0.5s; }
[data-delay="600"] { transition-delay: 0.6s; }
[data-delay="700"] { transition-delay: 0.7s; }
[data-delay="800"] { transition-delay: 0.8s; }

/* Stat counter number animation */
[data-counter] {
  display: inline-block;
  font-variant-numeric: tabular-nums;
}

/* --- Timeline animation --- */
.timeline__item {
  --item-delay: 0ms;
}
.timeline__item:nth-child(1) { --item-delay: 0ms; }
.timeline__item:nth-child(2) { --item-delay: 150ms; }
.timeline__item:nth-child(3) { --item-delay: 300ms; }

/* --- Tag hover ripple --- */
.tag {
  position: relative;
  overflow: hidden;
}
.tag::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0, 212, 180, 0.06);
  opacity: 0;
  transition: opacity var(--transition-fast);
}
.tag:hover::after {
  opacity: 1;
}

/* --- Skill group entrance --- */
.skill-group[data-animate].is-visible {
  opacity: 1;
  transform: none;
}

/* --- Contact card pulse on load --- */
.contact-card {
  position: relative;
}

/* --- Gradient border shimmer --- */
.job-card::before {
  animation: none;
}
.job-card:hover::before {
  opacity: 1;
}

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

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

  html {
    scroll-behavior: auto;
  }

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

  .hero__eyebrow,
  .hero__name,
  .hero__typewriter-wrapper,
  .hero__description,
  .hero__actions,
  .hero__scroll {
    opacity: 1 !important;
    animation: none !important;
  }

  .hero__cursor {
    animation: none !important;
    opacity: 1;
  }

  .hero::before {
    animation: none !important;
  }

  .bounce-y,
  .hero__scroll svg {
    animation: none !important;
  }

  .contact__availability::before {
    animation: none !important;
  }
}