/* ═══════════════════════════════════════════════════════════════
   QUEEN'S LUXURY — ANIMATIONS
   animations.css  |  All keyframes and scroll-reveal effects

   Contents:
   1. Page Load Animations
   2. Scroll Reveal (via JS class toggle)
   3. Hover & Micro-interactions
   4. Looping / Ambient Animations
   5. Reduced Motion Override
═══════════════════════════════════════════════════════════════ */


/* ─────────────────────────────────────────
   1. PAGE LOAD ANIMATIONS
───────────────────────────────────────── */

/* Fade up — the classic reveal */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Fade in — pure opacity */
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* Fade left */
@keyframes fadeLeft {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Gold line expand (used for decorative line reveals) */
@keyframes expandWidth {
  from { width: 0; opacity: 0; }
  to   { width: 100%; opacity: 1; }
}

/* Gold line from centre */
@keyframes expandFromCenter {
  from { transform: scaleX(0); opacity: 0; }
  to   { transform: scaleX(1); opacity: 1; }
}

/* Cart bounce */
@keyframes cart-bounce {
  0%   { transform: scale(1); }
  40%  { transform: scale(1.4); }
  70%  { transform: scale(0.9); }
  100% { transform: scale(1); }
}

/* Pulse glow (for gold elements) */
@keyframes goldPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(201, 168, 76, 0); }
  50%       { box-shadow: 0 0 20px 4px rgba(201, 168, 76, 0.2); }
}

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

/* Shimmer (gold text effect) */
@keyframes shimmer {
  0%   { background-position: -200% center; }
  100% { background-position: 200% center; }
}


/* ─────────────────────────────────────────
   2. SCROLL REVEAL
   JS adds .is-visible when element enters
   viewport. CSS handles the transition.
───────────────────────────────────────── */

/* Elements start hidden */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity   var(--dur-reveal) var(--ease-out),
    transform var(--dur-reveal) var(--ease-out);
}

/* Stagger delay helpers */
.reveal--delay-1 { transition-delay: 100ms; }
.reveal--delay-2 { transition-delay: 200ms; }
.reveal--delay-3 { transition-delay: 300ms; }
.reveal--delay-4 { transition-delay: 400ms; }
.reveal--delay-5 { transition-delay: 500ms; }

/* Triggered state */
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Reveal from left */
.reveal--left {
  opacity: 0;
  transform: translateX(-24px);
}

.reveal--left.is-visible {
  opacity: 1;
  transform: translateX(0);
}

/* Reveal from right */
.reveal--right {
  opacity: 0;
  transform: translateX(24px);
}

.reveal--right.is-visible {
  opacity: 1;
  transform: translateX(0);
}

/* Reveal scale */
.reveal--scale {
  opacity: 0;
  transform: scale(0.96);
}

.reveal--scale.is-visible {
  opacity: 1;
  transform: scale(1);
}


/* ─────────────────────────────────────────
   3. HOVER & MICRO-INTERACTIONS
───────────────────────────────────────── */

/* Gold shimmer text effect */
.text-shimmer {
  background: linear-gradient(
    90deg,
    var(--gold-dim)   0%,
    var(--gold-light) 30%,
    var(--gold)       50%,
    var(--gold-light) 70%,
    var(--gold-dim)   100%
  );
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer 3s linear infinite;
}

/* Animated gold underline */
.underline-gold {
  position: relative;
  display: inline-block;
}

.underline-gold::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 100%;
  height: 1px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.4s var(--ease-out);
}

.underline-gold:hover::after,
.underline-gold.is-active::after {
  transform: scaleX(1);
  transform-origin: left;
}

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

.zoom-container img {
  transition: transform var(--dur-slow) var(--ease-out);
}

.zoom-container:hover img {
  transform: scale(1.06);
}

/* Ambient glow on gold elements */
.glow-gold {
  animation: goldPulse 3s ease-in-out infinite;
}


/* ─────────────────────────────────────────
   4. MARQUEE / TICKER STRIP
───────────────────────────────────────── */
.marquee-track {
  overflow: hidden;
  white-space: nowrap;
}

.marquee-content {
  display: inline-block;
  animation: marquee 20s linear infinite;
}

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


/* ─────────────────────────────────────────
   5. REDUCED MOTION OVERRIDE
   Respects users who prefer less movement
───────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  .marquee-content {
    animation: none;
  }
}