/* ============================================================
  BLACK WOOD
   animations.css — Keyframes & Animation Utilities
   ============================================================ */

/* ===== KEYFRAMES ===== */

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

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

@keyframes fade-in-down {
  from { opacity: 0; transform: translateY(-20px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fade-in-left {
  from { opacity: 0; transform: translateX(24px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes fade-in-right {
  from { opacity: 0; transform: translateX(-24px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes slide-up {
  from { transform: translateY(100%); }
  to   { transform: translateY(0); }
}

@keyframes slide-down {
  from { transform: translateY(-100%); }
  to   { transform: translateY(0); }
}

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

@keyframes scale-in-bounce {
  from { opacity: 0; transform: scale(0.8); }
  60%  { opacity: 1; transform: scale(1.05); }
  to   { opacity: 1; transform: scale(1); }
}

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

@keyframes wa-pulse {
  0%   { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.38); }
  50%  { box-shadow: 0 4px 28px rgba(37, 211, 102, 0.65), 0 0 0 10px rgba(37, 211, 102, 0.12); }
  100% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.38); }
}

@keyframes cart-bounce {
  0%, 100% { transform: scale(1); }
  30%       { transform: scale(1.4) rotate(-10deg); }
  60%       { transform: scale(0.9) rotate(5deg); }
  80%       { transform: scale(1.1); }
}

@keyframes heart-pop {
  0%  { transform: scale(1); }
  30% { transform: scale(1.4); }
  60% { transform: scale(0.85); }
  80% { transform: scale(1.1); }
  100%{ transform: scale(1); }
}

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

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

@keyframes skeleton-wave {
  0%   { background-position: -400px 0; }
  100% { background-position: 400px 0; }
}

@keyframes toast-in {
  from { opacity: 0; transform: translateX(110%); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes toast-out {
  from { opacity: 1; transform: translateX(0); }
  to   { opacity: 0; transform: translateX(110%); }
}

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

@keyframes drawer-in-right {
  from { transform: translateX(100%); }
  to   { transform: translateX(0); }
}

@keyframes drawer-in-left {
  from { transform: translateX(-100%); }
  to   { transform: translateX(0); }
}

@keyframes modal-in {
  from { opacity: 0; transform: translateY(-20px) scale(0.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes image-reveal {
  from { clip-path: inset(0 100% 0 0); }
  to   { clip-path: inset(0 0% 0 0); }
}

@keyframes count-up {
  from { transform: translateY(100%); opacity: 0; }
  to   { transform: translateY(0); opacity: 1; }
}

/* ===== ANIMATION UTILITY CLASSES ===== */
/* Usage: add class + optional delay/duration variables */

.anim-fade-in      { animation: fade-in 0.5s ease both; }
.anim-fade-in-up   { animation: fade-in-up 0.6s ease both; }
.anim-fade-in-down { animation: fade-in-down 0.5s ease both; }
.anim-scale-in     { animation: scale-in 0.4s ease both; }
.anim-scale-bounce { animation: scale-in-bounce 0.5s ease both; }

/* Stagger delays */
.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }
.delay-5 { animation-delay: 0.5s; }
.delay-6 { animation-delay: 0.6s; }
.delay-7 { animation-delay: 0.7s; }
.delay-8 { animation-delay: 0.8s; }

/* Scroll reveal — JS adds .revealed class */
[data-reveal] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}
[data-reveal="left"] {
  transform: translateX(-30px);
}
[data-reveal="left"].revealed {
  transform: translateX(0);
}
[data-reveal="right"] {
  transform: translateX(30px);
}
[data-reveal="right"].revealed {
  transform: translateX(0);
}
[data-reveal="scale"] {
  transform: scale(0.93);
}
[data-reveal="scale"].revealed {
  transform: scale(1);
}

/* Skeleton loading */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--clr-gray-200) 25%,
    var(--clr-gray-100) 37%,
    var(--clr-gray-200) 63%
  );
  background-size: 400px 100%;
  animation: skeleton-wave 1.4s ease infinite;
  border-radius: var(--r-sm);
}

/* Floating animation */
.float-anim { animation: float-y 3s ease-in-out infinite; }

/* Spin animation */
.spin { animation: spin 0.8s linear infinite; }

/* Hover lift */
.hover-lift {
  transition: transform var(--tr-base), box-shadow var(--tr-base);
}
.hover-lift:hover {
  transform: translateY(-4px);
  box-shadow: var(--sh-lg);
}

/* Hover scale */
.hover-scale {
  transition: transform var(--tr-base);
}
.hover-scale:hover {
  transform: scale(1.03);
}

/* Image hover zoom (apply to parent, img gets scale) */
.img-zoom-wrap {
  overflow: hidden;
}
.img-zoom-wrap img {
  transition: transform var(--tr-slow);
  transform-origin: center center;
}
.img-zoom-wrap:hover img {
  transform: scale(1.07);
}