/* ============================================
   ANIMATIONS CSS
   ============================================ */

/* =====================
   KEYFRAMES
   ===================== */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(40px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeDown {
  from { opacity: 0; transform: translateY(-30px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeLeft {
  from { opacity: 0; transform: translateX(40px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes fadeRight {
  from { opacity: 0; transform: translateX(-40px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes zoomIn {
  from { opacity: 0; transform: scale(0.9); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes scaleReveal {
  from { transform: scaleX(0); }
  to { transform: scaleX(1); }
}

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

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-12px); }
}

@keyframes rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes goldGlow {
  0%, 100% { box-shadow: 0 0 20px rgba(212,175,55,0.2); }
  50% { box-shadow: 0 0 40px rgba(212,175,55,0.4); }
}

@keyframes textReveal {
  from {
    clip-path: inset(0 100% 0 0);
    opacity: 0;
  }
  to {
    clip-path: inset(0 0% 0 0);
    opacity: 1;
  }
}

@keyframes particleFloat {
  0% { transform: translateY(0) rotate(0deg); opacity: 0; }
  10% { opacity: 0.8; }
  90% { opacity: 0.2; }
  100% { transform: translateY(-100vh) rotate(720deg); opacity: 0; }
}

@keyframes borderSpin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* =====================
   SCROLL ANIMATIONS
   (Intersection Observer)
   ===================== */

/* Initial hidden state */
.anim-fade-up,
.anim-fade-down,
.anim-fade-left,
.anim-fade-right,
.anim-zoom-in,
.anim-scale {
  opacity: 0;
  transition: opacity 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  will-change: opacity, transform;
}

.anim-fade-up { transform: translateY(50px); }
.anim-fade-down { transform: translateY(-30px); }
.anim-fade-left { transform: translateX(50px); }
.anim-fade-right { transform: translateX(-50px); }
.anim-zoom-in { transform: scale(0.88); }
.anim-scale { transform: scale(0.94); }

/* Animated / visible state */
.anim-fade-up.animated,
.anim-fade-down.animated,
.anim-fade-left.animated,
.anim-fade-right.animated,
.anim-zoom-in.animated,
.anim-scale.animated {
  opacity: 1;
  transform: none;
}

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

/* =====================
   FLOATING PARTICLES
   (Hero background)
   ===================== */
.particles-wrap {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 1;
}

.particle {
  position: absolute;
  width: 2px;
  height: 2px;
  background: var(--gold);
  border-radius: 50%;
  opacity: 0;
  animation: particleFloat linear infinite;
}

/* =====================
   SHIMMER EFFECT
   ===================== */
.shimmer-text {
  background: linear-gradient(
    90deg,
    var(--gold-dark) 0%,
    var(--gold-light) 40%,
    var(--gold) 60%,
    var(--gold-dark) 100%
  );
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer 3s linear infinite;
}

/* =====================
   GLOW PULSE
   ===================== */
.glow-pulse {
  animation: goldGlow 3s ease infinite;
}

/* =====================
   FLOATING ELEMENT
   ===================== */
.floating {
  animation: float 4s ease-in-out infinite;
}

.floating-slow {
  animation: float 6s ease-in-out infinite;
}

/* =====================
   HERO DECORATIVE LINES
   ===================== */
.hero-line {
  position: absolute;
  background: linear-gradient(to bottom, transparent, rgba(212,175,55,0.15), transparent);
  width: 1px;
  animation: float 5s ease-in-out infinite;
}

.hero-line-1 {
  left: 10%;
  top: 20%;
  height: 200px;
  animation-delay: 0s;
}

.hero-line-2 {
  right: 15%;
  top: 30%;
  height: 150px;
  animation-delay: 1.5s;
}

/* =====================
   CARD ENTRANCE
   ===================== */
.card-entrance {
  opacity: 0;
  transform: translateY(30px) scale(0.97);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.card-entrance.visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

/* =====================
   PARALLAX
   ===================== */
.parallax-bg {
  background-attachment: fixed;
  background-size: cover;
  background-position: center;
}

/* =====================
   COUNTER ANIMATION
   ===================== */
.counter-number {
  display: inline-block;
  transition: all 0.3s ease;
}

/* =====================
   BUTTON RIPPLE
   ===================== */
.btn-primary,
.btn-outline {
  position: relative;
  overflow: hidden;
}

.ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255,255,255,0.2);
  transform: scale(0);
  animation: rippleAnim 0.6s linear;
  pointer-events: none;
}

@keyframes rippleAnim {
  to {
    transform: scale(4);
    opacity: 0;
  }
}

/* =====================
   NAVBAR TRANSITION
   ===================== */
.nav-link-animate {
  position: relative;
  display: inline-block;
}

.nav-link-animate::before {
  content: attr(data-text);
  position: absolute;
  top: 0;
  left: 0;
  color: var(--gold);
  clip-path: inset(0 100% 0 0);
  transition: clip-path 0.3s ease;
}

.nav-link-animate:hover::before {
  clip-path: inset(0 0% 0 0);
}

/* =====================
   SECTION REVEAL LINE
   ===================== */
.reveal-line {
  position: relative;
  overflow: hidden;
}

.reveal-line::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.6s ease;
}

.reveal-line.animated::after {
  transform: scaleX(1);
}

/* =====================
   IMAGE HOVER OVERLAY
   ===================== */
.img-hover-wrap {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
}

.img-hover-wrap img {
  transition: transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.img-hover-wrap:hover img {
  transform: scale(1.08);
}

.img-hover-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.6), transparent 50%);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.img-hover-wrap:hover .img-hover-overlay {
  opacity: 1;
}

/* =====================
   GOLD BORDER ANIMATE
   ===================== */
.gold-border-animate {
  position: relative;
}

.gold-border-animate::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, var(--gold), transparent, var(--gold));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.3s;
}

.gold-border-animate:hover::before { opacity: 1; }

/* =====================
   TEXT GRADIENT ANIMATE
   ===================== */
.text-gradient-gold {
  background: linear-gradient(135deg, var(--gold-dark), var(--gold-light), var(--gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* =====================
   LOADING SPINNER
   ===================== */
.spin {
  animation: rotate 1s linear infinite;
  display: inline-block;
}

/* =====================
   PAGE TRANSITION
   ===================== */
.page-transition {
  animation: fadeIn 0.5s ease;
}