/* ============================================================
   YAZZ LEATHER — ANIMATION SYSTEM
   Cinematic luxury animations & effects
   ============================================================ */

/* ── KEYFRAMES ── */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(40px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-30px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-60px); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes slideInRight {
  from { opacity: 0; transform: translateX(60px); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.9); }
  to   { opacity: 1; transform: scale(1); }
}
@keyframes goldShimmer {
  0%   { background-position: -200% center; }
  100% { background-position: 200% center; }
}
@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50%       { transform: translateY(-20px); }
}
@keyframes floatSlow {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50%       { transform: translateY(-30px) rotate(5deg); }
}
@keyframes rotateSlow {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}
@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50%       { transform: scale(1.05); opacity: 0.8; }
}
@keyframes pulseGlow {
  0%, 100% { box-shadow: 0 0 20px rgba(200, 150, 62, 0.3); }
  50%       { box-shadow: 0 0 60px rgba(200, 150, 62, 0.6); }
}
@keyframes borderRotate {
  from { --border-angle: 0deg; }
  to   { --border-angle: 360deg; }
}
@keyframes particleFall {
  0%   { transform: translateY(-20px) rotate(0deg); opacity: 1; }
  100% { transform: translateY(100vh) rotate(720deg); opacity: 0; }
}
@keyframes textReveal {
  from { clip-path: inset(0 100% 0 0); }
  to   { clip-path: inset(0 0% 0 0); }
}
@keyframes lineExpand {
  from { width: 0; }
  to   { width: 100%; }
}
@keyframes ripple {
  0%   { transform: scale(0); opacity: 1; }
  100% { transform: scale(4); opacity: 0; }
}
@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33%       { transform: translate(30px, -30px) scale(1.1); }
  66%       { transform: translate(-20px, 20px) scale(0.95); }
}
@keyframes scanLine {
  0%   { top: 0; }
  100% { top: 100%; }
}
@keyframes diamondPulse {
  0%, 100% { transform: scale(1) rotate(45deg); }
  50%       { transform: scale(1.2) rotate(45deg); }
}
@keyframes letterSpacing {
  from { letter-spacing: 0.5em; opacity: 0; }
  to   { letter-spacing: 0.05em; opacity: 1; }
}

/* ── ENTRANCE ANIMATIONS ── */
.anim-fadeInUp   { animation: fadeInUp 0.8s cubic-bezier(0.22, 1, 0.36, 1) forwards; }
.anim-fadeIn     { animation: fadeIn 0.8s ease forwards; }
.anim-slideLeft  { animation: slideInLeft 0.8s cubic-bezier(0.22, 1, 0.36, 1) forwards; }
.anim-slideRight { animation: slideInRight 0.8s cubic-bezier(0.22, 1, 0.36, 1) forwards; }
.anim-scaleIn    { animation: scaleIn 0.6s cubic-bezier(0.22, 1, 0.36, 1) forwards; }

/* Scroll-triggered reveal - elements visible by default, animate in when JS fires */
.reveal {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.9s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.9s cubic-bezier(0.22, 1, 0.36, 1);
}
/* JS sets data-reveal-ready on body once IntersectionObserver is active */
body.reveal-ready .reveal {
  opacity: 0;
  transform: translateY(50px);
}
body.reveal-ready .reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-left {
  opacity: 1;
  transform: translateX(0);
  transition: all 0.9s cubic-bezier(0.22, 1, 0.36, 1);
}
body.reveal-ready .reveal-left { opacity: 0; transform: translateX(-60px); }
body.reveal-ready .reveal-left.visible { opacity: 1; transform: translateX(0); }
.reveal-right {
  opacity: 1;
  transform: translateX(0);
  transition: all 0.9s cubic-bezier(0.22, 1, 0.36, 1);
}
body.reveal-ready .reveal-right { opacity: 0; transform: translateX(60px); }
body.reveal-ready .reveal-right.visible { opacity: 1; transform: translateX(0); }
.reveal-scale {
  opacity: 1;
  transform: scale(1);
  transition: all 0.9s cubic-bezier(0.22, 1, 0.36, 1);
}
body.reveal-ready .reveal-scale { opacity: 0; transform: scale(0.85); }
body.reveal-ready .reveal-scale.visible { opacity: 1; transform: scale(1); }

/* Staggered children - visible by default */
.stagger > * {
  opacity: 1;
  transform: translateY(0);
  transition: all 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}
body.reveal-ready .stagger > * { opacity: 0; transform: translateY(30px); }
body.reveal-ready .stagger.visible > *:nth-child(1) { opacity: 1; transform: translateY(0); transition-delay: 0s; }
body.reveal-ready .stagger.visible > *:nth-child(2) { opacity: 1; transform: translateY(0); transition-delay: 0.1s; }
body.reveal-ready .stagger.visible > *:nth-child(3) { opacity: 1; transform: translateY(0); transition-delay: 0.2s; }
body.reveal-ready .stagger.visible > *:nth-child(4) { opacity: 1; transform: translateY(0); transition-delay: 0.3s; }
body.reveal-ready .stagger.visible > *:nth-child(5) { opacity: 1; transform: translateY(0); transition-delay: 0.4s; }
body.reveal-ready .stagger.visible > *:nth-child(6) { opacity: 1; transform: translateY(0); transition-delay: 0.5s; }
body.reveal-ready .stagger.visible > *:nth-child(7) { opacity: 1; transform: translateY(0); transition-delay: 0.6s; }
body.reveal-ready .stagger.visible > *:nth-child(8) { opacity: 1; transform: translateY(0); transition-delay: 0.7s; }


/* Delay helpers */
.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; }

/* ── FLOATING ELEMENTS ── */
.float { animation: float 6s ease-in-out infinite; }
.float-slow { animation: floatSlow 8s ease-in-out infinite; }
.float-delayed { animation: float 6s ease-in-out 2s infinite; }
.rotate-slow { animation: rotateSlow 20s linear infinite; }
.pulse { animation: pulse 2s ease-in-out infinite; }
.pulse-glow { animation: pulseGlow 3s ease-in-out infinite; }

/* ── LUXURY PARTICLES CANVAS ── */
.particles-canvas {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
}

/* ── HERO SPECIFIC ANIMATIONS ── */
.hero-text-reveal span {
  display: inline-block;
  overflow: hidden;
}
.hero-text-reveal span > span {
  display: inline-block;
  transform: translateY(100%);
  animation: none;
}
.hero-text-reveal.played span > span {
  animation: fadeInUp 0.8s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

/* ── SHIMMER EFFECT ── */
.shimmer {
  background: linear-gradient(
    90deg,
    var(--gold-primary) 0%,
    var(--gold-ultra) 50%,
    var(--gold-primary) 100%
  );
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: goldShimmer 4s linear infinite;
}

/* ── GLITCH TEXT EFFECT ── */
.glitch {
  position: relative;
}
.glitch::before, .glitch::after {
  content: attr(data-text);
  position: absolute;
  inset: 0;
  opacity: 0.8;
}
.glitch::before { color: var(--eth-red); clip-path: polygon(0 0, 100% 0, 100% 35%, 0 35%); animation: glitch-1 3s infinite; }
.glitch::after  { color: #00ffff; clip-path: polygon(0 65%, 100% 65%, 100% 100%, 0 100%); animation: glitch-2 3s infinite; }
@keyframes glitch-1 { 0%, 95%, 100% { transform: translateX(0); } 96% { transform: translateX(-3px); } 97% { transform: translateX(3px); } }
@keyframes glitch-2 { 0%, 95%, 100% { transform: translateX(0); } 96% { transform: translateX(3px); } 97% { transform: translateX(-3px); } }

/* ── LIQUID BUTTON EFFECT ── */
.btn-liquid {
  position: relative;
  overflow: hidden;
}
.btn-liquid::after {
  content: '';
  position: absolute;
  inset: -50%;
  background: radial-gradient(circle, rgba(200,150,62,0.3) 0%, transparent 70%);
  transform: scale(0);
  transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}
.btn-liquid:hover::after { transform: scale(1); }

/* ── CARD TILT EFFECT ── */
.tilt-card {
  transform-style: preserve-3d;
  transition: transform var(--transition-med);
}
.tilt-card__inner {
  transform: translateZ(20px);
  transition: transform var(--transition-med);
}

/* ── LOADING SCREEN ── */
.loading-screen {
  position: fixed;
  inset: 0;
  background: var(--obsidian);
  z-index: 99999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: opacity 0.8s ease, visibility 0.8s ease;
}
.loading-screen.done {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}
.loading-screen__logo {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  letter-spacing: 0.5em;
  color: var(--gold-primary);
  animation: letterSpacing 1s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  margin-bottom: var(--space-xl);
}
.loading-screen__bar {
  width: 200px;
  height: 1px;
  background: var(--border-subtle);
  position: relative;
  overflow: hidden;
}
.loading-screen__bar::after {
  content: '';
  position: absolute;
  left: -100%;
  top: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, var(--gold-primary), transparent);
  animation: lineExpand 1.5s ease forwards 0.3s;
}
.loading-screen__text {
  margin-top: var(--space-lg);
  font-size: 0.65rem;
  letter-spacing: 0.5em;
  text-transform: uppercase;
  color: var(--text-muted);
  animation: fadeIn 1s ease forwards 0.5s;
  opacity: 0;
}

/* ── PAGE TRANSITION ── */
.page-transition {
  position: fixed;
  inset: 0;
  background: var(--obsidian);
  z-index: 99998;
  pointer-events: none;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}
.page-transition.in  { transform: scaleX(1); transform-origin: left; }
.page-transition.out { transform: scaleX(0); transform-origin: right; }

/* ── MAGNETIC BUTTON ── */
.magnetic {
  display: inline-block;
  will-change: transform;
}

/* ── SCROLL PROGRESS ── */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--gold-dark), var(--gold-primary), var(--gold-light));
  z-index: var(--z-nav);
  transition: width 0.1s linear;
  box-shadow: 0 0 10px var(--gold-primary);
}

/* ── ORB LIGHTS ── */
.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  animation: orbFloat 12s ease-in-out infinite;
  opacity: 0.15;
}
.orb--gold {
  background: radial-gradient(circle, var(--gold-primary), transparent 70%);
}
.orb--red {
  background: radial-gradient(circle, var(--eth-red), transparent 70%);
}
.orb--amber {
  background: radial-gradient(circle, var(--amber-rich), transparent 70%);
}

/* ── PARALLAX ── */
.parallax { will-change: transform; }

/* ── CURSOR TRAIL ── */
.cursor-trail {
  position: fixed;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold-primary);
  pointer-events: none;
  z-index: var(--z-cursor);
  opacity: 0.4;
  transform: translate(-50%, -50%);
  transition: opacity 0.3s;
}

/* ── NUMBERS COUNT UP ── */
.count-up {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 5rem);
  font-weight: 700;
  color: var(--gold-primary);
  line-height: 1;
}

/* ── HOVER SHINE ── */
.hover-shine {
  position: relative;
  overflow: hidden;
}
.hover-shine::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -75%;
  width: 50%;
  height: 200%;
  background: linear-gradient(to right, transparent, rgba(255,255,255,0.08), transparent);
  transform: skewX(-25deg);
  transition: left 0.6s ease;
}
.hover-shine:hover::after { left: 125%; }

/* ── IMAGE PARALLAX WRAPPER ── */
.img-parallax-wrapper {
  overflow: hidden;
}
.img-parallax-wrapper img {
  transform: scale(1.15);
  transition: transform 0.1s linear;
}