/* kinetic-headline.css — motion-anything recipe · category: text-kinetic
 * Words/letters stagger in. The STYLE is chosen by data-kinetic-anim (→ .k-anim-* class in JS),
 * mirroring the video engine's kinetic presets. Transform/opacity/filter only. Reduced-motion safe. */

[data-kinetic] { display: inline-block; }

/* base: hidden units that transition to their resting state on .is-in */
[data-kinetic] .k-unit {
  display: inline-block;
  opacity: 0;
  transition: opacity 520ms cubic-bezier(0.16, 1, 0.3, 1),
              transform 520ms cubic-bezier(0.16, 1, 0.3, 1),
              filter 520ms ease-out;
  transition-delay: var(--k-delay, 0ms);
  will-change: opacity, transform, filter;
}
[data-kinetic].is-in .k-unit { opacity: 1; transform: none; filter: none; }

/* preserve spaces between word units */
[data-kinetic] .k-space { display: inline-block; width: 0.28em; }

/* ── presets: the initial (pre-reveal) state per style ───────────────────────── */
.k-anim-rise  .k-unit { transform: translateY(0.5em); }
.k-anim-drop  .k-unit { transform: translateY(-0.5em); }
.k-anim-fade  .k-unit { transform: none; }
.k-anim-slide .k-unit { transform: translateX(0.6em); }
.k-anim-pop   .k-unit { transform: scale(0.4);
  transition-timing-function: cubic-bezier(0.34, 1.56, 0.64, 1); }   /* overshoot */
.k-anim-blur  .k-unit { transform: none; filter: blur(10px); }
.k-anim-flip  .k-unit { transform: rotateX(-90deg); transform-origin: bottom; }
.k-anim-spin  .k-unit { transform: rotate(-18deg) scale(0.6); }
.k-anim-typewriter .k-unit { transform: none; transition-duration: 1ms; }  /* hard, staggered = typing */

/* continuous, ambient — no reveal; each unit rides a slow wave */
.k-anim-wave .k-unit {
  opacity: 1;
  animation: kh-wave 1.8s ease-in-out infinite;
  animation-delay: var(--k-delay, 0ms);
}
@keyframes kh-wave { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-0.22em); } }

@media (prefers-reduced-motion: reduce) {
  [data-kinetic] .k-unit {
    opacity: 1 !important; transform: none !important; filter: none !important;
    transition: none; animation: none !important;
  }
}