/* ==========================================================================
   ANIMATIONS & TRANSITIONS — Enhanced for All Screens
   ========================================================================== */

/* ── Scroll-Triggered Fade In Up ─────────────────────────────────────────── */
.animate-fade-in-up {
  opacity: 0;
  transform: translateY(clamp(15px, 3vw, 30px));
  transition: opacity 0.75s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              transform 0.75s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  will-change: opacity, transform;
}

.animate-fade-in-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Staggered Delay Modifiers ───────────────────────────────────────────── */
.delay-50  { transition-delay: 50ms; }
.delay-100 { transition-delay: 100ms; }
.delay-150 { transition-delay: 150ms; }
.delay-200 { transition-delay: 200ms; }
.delay-300 { transition-delay: 300ms; }
.delay-400 { transition-delay: 400ms; }
.delay-500 { transition-delay: 500ms; }
.delay-600 { transition-delay: 600ms; }
.delay-700 { transition-delay: 700ms; }

/* ── Fade In Left / Right ────────────────────────────────────────────────── */
.animate-fade-in-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.75s ease-out, transform 0.75s ease-out;
}

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

.animate-fade-in-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.75s ease-out, transform 0.75s ease-out;
}

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

/* ── Scale In ────────────────────────────────────────────────────────────── */
.animate-scale-in {
  opacity: 0;
  transform: scale(0.92);
  transition: opacity 0.6s ease-out, transform 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

/* ── Immediate visibility (for hero items with CSS animation) ─────────────── */
.is-visible {
  opacity: 1 !important;
  transform: none !important;
  will-change: auto !important;
}

/* ── Hover Image Zoom ────────────────────────────────────────────────────── */
.hover-zoom-container { overflow: hidden; }

.hover-zoom-img {
  transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  will-change: transform;
}

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

/* ── Line Reveal (Headings) ──────────────────────────────────────────────── */
.animate-line-reveal {
  position: relative;
  display: inline-block;
}

.animate-line-reveal::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-gold);
  transition: width 0.9s cubic-bezier(0.22, 1, 0.36, 1);
}

.animate-line-reveal.is-visible::after { width: 100%; }

/* ── Spinner ─────────────────────────────────────────────────────────────── */
.spinner {
  width: clamp(32px, 5vw, 40px);
  height: clamp(32px, 5vw, 40px);
  border: 3px solid rgba(212, 175, 55, 0.2);
  border-radius: 50%;
  border-top-color: var(--color-accent);
  animation: spin 0.9s ease-in-out infinite;
  display: inline-block;
}

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

/* ── Skeleton Loading ────────────────────────────────────────────────────── */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--color-surface) 25%,
    var(--color-surface-2) 50%,
    var(--color-surface) 75%
  );
  background-size: 200% 100%;
  animation: skeleton-loading 1.4s ease infinite;
  border-radius: var(--radius-sm);
}

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

/* ── Gold Glow Pulse (for highlights) ────────────────────────────────────── */
@keyframes gold-pulse {
  0%, 100% { box-shadow: 0 0 8px rgba(212,175,55,0.3); }
  50%       { box-shadow: 0 0 24px rgba(212,175,55,0.6); }
}

.gold-pulse { animation: gold-pulse 2.5s ease-in-out infinite; }

/* ── Floating Animation ───────────────────────────────────────────────────── */
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-10px); }
}

.animate-float { animation: float 4s ease-in-out infinite; }

/* ── Reduced Motion ──────────────────────────────────────────────────────── */
@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;
  }

  .animate-fade-in-up,
  .animate-fade-in-left,
  .animate-fade-in-right,
  .animate-scale-in {
    opacity: 1 !important;
    transform: none !important;
  }
}

/* ── Mobile Optimizations ────────────────────────────────────────────────── */
@media (max-width: 768px) {
  /* Faster animations on small screens for snappier feel */
  .animate-fade-in-up {
    transition-duration: 0.55s;
    transform: translateY(16px);
  }
  .delay-400 { transition-delay: 200ms; }
  .delay-500 { transition-delay: 250ms; }
  .delay-600 { transition-delay: 300ms; }
  .delay-700 { transition-delay: 350ms; }
}

@media (max-width: 468px) {
  .animate-fade-in-up {
    transition-duration: 0.45s;
    transform: translateY(12px);
  }
  .delay-300 { transition-delay: 100ms; }
  .delay-400 { transition-delay: 150ms; }
}