/* ═══════════════════════════════════════════════════════════════
   MPS ANIMATIONS — Scroll Reveal, Transitions, Parallax
   ═══════════════════════════════════════════════════════════════ */

/* ──────────────────── SCROLL REVEAL BASE ──────────────────── */
.reveal-up {
  opacity: 0;
  transform: translateY(40px);
  transition:
    opacity var(--dur-slower) var(--ease-out),
    transform var(--dur-slower) var(--ease-out);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-48px);
  transition:
    opacity var(--dur-slower) var(--ease-out),
    transform var(--dur-slower) var(--ease-out);
}

.reveal-right {
  opacity: 0;
  transform: translateX(48px);
  transition:
    opacity var(--dur-slower) var(--ease-out),
    transform var(--dur-slower) var(--ease-out);
}

.reveal-fade {
  opacity: 0;
  transition: opacity var(--dur-slower) var(--ease-out);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.92);
  transition:
    opacity var(--dur-slower) var(--ease-out),
    transform var(--dur-slower) var(--ease-spring);
}

.reveal-blur {
  opacity: 0;
  filter: blur(10px);
  transform: translateY(20px);
  transition:
    opacity var(--dur-slower) var(--ease-out),
    filter var(--dur-slower) var(--ease-smooth),
    transform var(--dur-slower) var(--ease-out);
}

/* Revealed state — added by IntersectionObserver */
.is-visible.reveal-up,
.is-visible.reveal-left,
.is-visible.reveal-right,
.is-visible.reveal-fade,
.is-visible.reveal-scale,
.is-visible.reveal-blur {
  opacity: 1;
  filter: blur(0);
  transform: none;
}

/* ──────────────────── DELAY UTILITIES ──────────────────── */
[data-delay="0"]   { transition-delay: 0ms; }
[data-delay="40"]  { transition-delay: 40ms; }
[data-delay="60"]  { transition-delay: 60ms; }
[data-delay="80"]  { transition-delay: 80ms; }
[data-delay="90"]  { transition-delay: 90ms; }
[data-delay="100"] { transition-delay: 100ms; }
[data-delay="120"] { transition-delay: 120ms; }
[data-delay="150"] { transition-delay: 150ms; }
[data-delay="160"] { transition-delay: 160ms; }
[data-delay="200"] { transition-delay: 200ms; }
[data-delay="240"] { transition-delay: 240ms; }
[data-delay="250"] { transition-delay: 250ms; }
[data-delay="300"] { transition-delay: 300ms; }
[data-delay="320"] { transition-delay: 320ms; }
[data-delay="360"] { transition-delay: 360ms; }
[data-delay="400"] { transition-delay: 400ms; }
[data-delay="450"] { transition-delay: 450ms; }
[data-delay="500"] { transition-delay: 500ms; }
[data-delay="600"] { transition-delay: 600ms; }
[data-delay="800"] { transition-delay: 800ms; }
[data-delay="1000"]{ transition-delay: 1000ms; }

/* ──────────────────── HERO TEXT ANIMATION ──────────────────── */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* ──────────────────── CARD TILT (JS-powered) ──────────────────── */
.tilt-card {
  transform-style: preserve-3d;
  perspective: 1000px;
  will-change: transform;
}

/* ──────────────────── MAGNETIC BUTTON ──────────────────── */
.magnetic {
  position: relative;
  will-change: transform;
  transition: transform 0.4s cubic-bezier(0.23, 1, 0.32, 1);
}

/* ──────────────────── PAGE TRANSITIONS ──────────────────── */
.page-transition-overlay {
  position: fixed;
  inset: 0;
  z-index: 9000;
  background: var(--color-royal);
  transform: scaleY(0);
  transform-origin: bottom;
  pointer-events: none;
}

.page-transition-overlay.entering {
  animation: pageCoverIn var(--dur-slower) var(--ease-in-out) forwards;
}

.page-transition-overlay.leaving {
  transform-origin: top;
  animation: pageCoverOut var(--dur-slower) var(--ease-in-out) forwards;
}

@keyframes pageCoverIn {
  from { transform: scaleY(0); transform-origin: bottom; }
  to   { transform: scaleY(1); transform-origin: bottom; }
}

@keyframes pageCoverOut {
  from { transform: scaleY(1); transform-origin: top; }
  to   { transform: scaleY(0); transform-origin: top; }
}

/* ──────────────────── HOVER GLOW ──────────────────── */
.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(circle at 50% 0%, rgba(255,255,255,0.12), transparent 70%);
  opacity: 0;
  transition: opacity var(--dur-base);
  pointer-events: none;
}

.btn:hover::before { opacity: 1; }

/* ──────────────────── COUNTER ANIMATION ──────────────────── */
.counter {
  display: inline-block;
  will-change: contents;
}

/* ──────────────────── FLOATING GRADIENT ──────────────────── */
.floating-gradient {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.4;
  pointer-events: none;
  animation: floatGradient 8s ease-in-out infinite;
  will-change: transform;
}

@keyframes floatGradient {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25%       { transform: translate(30px, -20px) scale(1.05); }
  50%       { transform: translate(10px, 30px) scale(0.95); }
  75%       { transform: translate(-20px, 10px) scale(1.02); }
}

/* ──────────────────── MESH BACKGROUND ──────────────────── */
.mesh-bg {
  background:
    radial-gradient(ellipse at 20% 50%, rgba(15,61,145,0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(201,162,39,0.1) 0%, transparent 40%),
    radial-gradient(ellipse at 60% 80%, rgba(15,61,145,0.08) 0%, transparent 40%);
}

/* ──────────────────── SHIMMER ──────────────────── */
@keyframes shimmer {
  0%   { background-position: -200% center; }
  100% { background-position: 200% center; }
}

.shimmer {
  background: linear-gradient(
    90deg,
    rgba(255,255,255,0) 0%,
    rgba(255,255,255,0.06) 50%,
    rgba(255,255,255,0) 100%
  );
  background-size: 200% auto;
  animation: shimmer 3s linear infinite;
}

/* ──────────────────── SECTION BG DECORATIONS ──────────────────── */
.section-dark .floating-gradient-1 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(15,61,145,0.3) 0%, transparent 70%);
  top: -200px;
  right: -100px;
}

.section-dark .floating-gradient-2 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(201,162,39,0.15) 0%, transparent 70%);
  bottom: -100px;
  left: -50px;
  animation-delay: -3s;
}

/* ──────────────────── GLASS REFLECTION ANIMATION ──────────────────── */
.glass-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(
    135deg,
    rgba(255,255,255,0.06) 0%,
    transparent 40%,
    rgba(255,255,255,0.02) 100%
  );
  pointer-events: none;
  z-index: 0;
}

/* ──────────────────── TEXT CLIP REVEAL ──────────────────── */
.text-clip {
  overflow: hidden;
}

.text-clip-inner {
  display: block;
  transition: transform var(--dur-slower) var(--ease-out);
  transform: translateY(110%);
}

.is-visible .text-clip-inner {
  transform: translateY(0);
}

/* ──────────────────── PROGRESS BAR ──────────────────── */
.nav-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-royal), var(--color-gold));
  z-index: calc(var(--z-sticky) + 1);
  transition: width 0.1s linear;
  will-change: width;
}

/* ──────────────────── SCROLL-TRIGGERED ──────────────────── */
@keyframes spin-slow {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

.spin-slow {
  animation: spin-slow 20s linear infinite;
}

/* ──────────────────── INSTITUTIONAL LUXURY KEYFRAMES ──────────────────── */
@keyframes goldGleam {
  0% {
    background-position: -200% 0;
  }
  100% {
    background-position: 200% 0;
  }
}

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

@keyframes pulseRing {
  0% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(201, 162, 39, 0.5);
  }
  70% {
    transform: scale(1);
    box-shadow: 0 0 0 10px rgba(201, 162, 39, 0);
  }
  100% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(201, 162, 39, 0);
  }
}

@keyframes shimmerGold {
  0% {
    opacity: 0.3;
    transform: translateX(-100%) rotate(45deg);
  }
  50%, 100% {
    opacity: 0.8;
    transform: translateX(200%) rotate(45deg);
  }
}

@keyframes crestBreath {
  0%, 100% {
    filter: drop-shadow(0 4px 12px rgba(201,162,39,0.25));
  }
  50% {
    filter: drop-shadow(0 8px 24px rgba(201,162,39,0.5));
  }
}