/* ==========================================================================
   Animations & Motion Utilities
   ========================================================================== */

/* ---- Scroll reveal ---- */
[data-reveal] {
  opacity: 0;
  transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out), filter 0.9s var(--ease-out);
  will-change: transform, opacity;
}

[data-reveal="up"] { transform: translateY(36px); }
[data-reveal="down"] { transform: translateY(-36px); }
[data-reveal="left"] { transform: translateX(48px); }
[data-reveal="right"] { transform: translateX(-48px); }
[data-reveal="scale"] { transform: scale(0.92); }
[data-reveal="fade"] { transform: none; }

[data-reveal].is-visible {
  opacity: 1;
  transform: none;
  filter: blur(0);
}

/* stagger helper — set --d on element */
[data-reveal] {
  transition-delay: var(--d, 0s);
}

/* ---- Keyframes ---- */
@keyframes floatY {
  0%, 100% { transform: translateY(0) translateX(0) rotate(0deg); }
  50% { transform: translateY(-22px) translateX(10px) rotate(4deg); }
}

@keyframes floatYSlow {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(24px) scale(1.04); }
}

@keyframes spinSlow {
  to { transform: rotate(360deg); }
}

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@keyframes pulseGlow {
  0%, 100% { opacity: 0.55; transform: scale(1); }
  50% { opacity: 0.9; transform: scale(1.08); }
}

@keyframes preloaderPulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(0.88); opacity: 0.7; }
}

@keyframes preloaderBar {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(340%); }
}

@keyframes scrollDot {
  0% { transform: translateY(0); opacity: 1; }
  70% { opacity: 0.3; }
  100% { transform: translateY(18px); opacity: 0; }
}

@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

@keyframes ping {
  0% { transform: scale(0.9); opacity: 0.8; }
  80%, 100% { transform: scale(1.9); opacity: 0; }
}

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

/* ---- Utility animation classes ---- */
.float { animation: floatY 7s var(--ease-in-out) infinite; }
.float-slow { animation: floatYSlow 10s var(--ease-in-out) infinite; }
.spin-slow { animation: spinSlow 18s linear infinite; }

.gradient-text-animated {
  background: var(--gradient-text);
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: gradientShift 6s ease-in-out infinite;
}

.marquee-track {
  display: flex;
  width: max-content;
  animation: marquee 32s linear infinite;
}

.marquee-row:hover .marquee-track {
  animation-play-state: paused;
}

/* ---- Card tilt (JS sets --rx/--ry) ---- */
.tilt {
  transform: perspective(900px) rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg)) translateZ(0);
  transition: transform 0.4s var(--ease-out);
}

/* ---- Button shine sweep ---- */
.btn-primary {
  position: relative;
}

.btn-primary::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(120deg, transparent 30%, rgba(255, 255, 255, 0.45) 50%, transparent 70%);
  background-size: 250% 250%;
  background-position: -100% 0;
  opacity: 0;
  transition: opacity var(--dur-fast) var(--ease-out);
}

.btn-primary:hover::after {
  opacity: 1;
  animation: shineSweep 1.1s var(--ease-out);
}

@keyframes shineSweep {
  from { background-position: -100% 0; }
  to { background-position: 200% 0; }
}

/* ---- Image hover zoom ---- */
.media-zoom {
  overflow: hidden;
}

.media-zoom img,
.media-zoom .media-placeholder {
  transition: transform 0.7s var(--ease-out);
}

.media-zoom:hover img,
.media-zoom:hover .media-placeholder {
  transform: scale(1.06);
}

/* ---- Reduced motion ---- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  [data-reveal] {
    opacity: 1;
    transform: none;
  }
}