/* ============================================================
   CRESTOVA ADVISORY — ANIMATIONS
   Scroll reveals, floating cards, counters, transitions
   ============================================================ */

/* ============================================================
   1. SCROLL REVEAL BASE
   ============================================================ */
.reveal-up,
.reveal-right,
.reveal-left,
.reveal-fade {
  opacity: 0;
  transition-property: opacity, transform;
  transition-duration: 650ms;
  transition-timing-function: cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-up    { transform: translateY(28px); }
.reveal-right { transform: translateX(32px); }
.reveal-left  { transform: translateX(-32px); }
.reveal-fade  { transform: none; }

.reveal-up.is-visible,
.reveal-right.is-visible,
.reveal-left.is-visible,
.reveal-fade.is-visible {
  opacity: 1;
  transform: translate(0, 0);
}

/* Stagger delays via data-delay attribute (set by JS) */
.reveal-up[data-delay="60"]  { transition-delay:  60ms; }
.reveal-up[data-delay="80"]  { transition-delay:  80ms; }
.reveal-up[data-delay="100"] { transition-delay: 100ms; }
.reveal-up[data-delay="120"] { transition-delay: 120ms; }
.reveal-up[data-delay="160"] { transition-delay: 160ms; }
.reveal-up[data-delay="180"] { transition-delay: 180ms; }
.reveal-up[data-delay="200"] { transition-delay: 200ms; }
.reveal-up[data-delay="240"] { transition-delay: 240ms; }
.reveal-up[data-delay="300"] { transition-delay: 300ms; }
.reveal-up[data-delay="360"] { transition-delay: 360ms; }
.reveal-right[data-delay="100"] { transition-delay: 100ms; }
.reveal-right[data-delay="200"] { transition-delay: 200ms; }

/* Reduced motion override */
@media (prefers-reduced-motion: reduce) {
  .reveal-up,
  .reveal-right,
  .reveal-left,
  .reveal-fade {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ============================================================
   2. FLOATING HERO CARDS
   ============================================================ */
@keyframes floatA {
  0%, 100% { transform: translateY(0px);   }
  50%       { transform: translateY(-10px); }
}
@keyframes floatB {
  0%, 100% { transform: translateY(0px);  }
  50%       { transform: translateY(8px); }
}

.float-card {
  animation: floatA 5s ease-in-out infinite;
}
.float-card--delay {
  animation: floatB 6s ease-in-out infinite;
  animation-delay: 1s;
}

@media (prefers-reduced-motion: reduce) {
  .float-card,
  .float-card--delay { animation: none; }
}

/* ============================================================
   3. COUNTER ANIMATION STATE
   ============================================================ */
.stat__number {
  display: block;
  font-variant-numeric: tabular-nums;
}

/* ============================================================
   4. NAV SCROLL STATE
   ============================================================ */
.nav {
  transition: box-shadow 250ms cubic-bezier(0.4, 0, 0.2, 1);
}
.nav.is-scrolled {
  box-shadow: 0 2px 24px rgba(6, 26, 48, 0.22);
}

/* ============================================================
   5. HERO SHIMMER LINE
   ============================================================ */
@keyframes shimmerLine {
  0%   { transform: scaleX(0); opacity: 0; }
  30%  { opacity: 1; }
  100% { transform: scaleX(1); opacity: 1; }
}

.hero__eyebrow::before {
  animation: shimmerLine 800ms cubic-bezier(0.16, 1, 0.3, 1) 400ms both;
}

@media (prefers-reduced-motion: reduce) {
  .hero__eyebrow::before { animation: none; }
}

/* ============================================================
   6. BUTTON PRESS RIPPLE
   ============================================================ */
.btn {
  position: relative;
  overflow: hidden;
}
.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, 0.08);
  opacity: 0;
  border-radius: inherit;
  transition: opacity 150ms ease;
}
.btn:active::after { opacity: 1; }

/* ============================================================
   7. FAQ TRANSITION
   ============================================================ */
.faq-item__answer {
  transition: max-height 380ms cubic-bezier(0.16, 1, 0.3, 1);
}

/* ============================================================
   8. TESTIMONIAL TRACK TRANSITION
   ============================================================ */
.testimonials__track {
  transition: transform 420ms cubic-bezier(0.16, 1, 0.3, 1);
}

/* ============================================================
   9. MOBILE DRAWER
   ============================================================ */
.nav__drawer {
  transition: transform 320ms cubic-bezier(0.16, 1, 0.3, 1);
}

/* ============================================================
   10. PAGE ENTRANCE (first-load)
   ============================================================ */
@keyframes pageIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
body {
  animation: pageIn 250ms ease-out both;
}

/* ============================================================
   11. INDUSTRY TILE IMAGE ZOOM
   ============================================================ */
.industry-tile__bg {
  transition: transform 420ms cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform;
}

/* ============================================================
   12. SERVICE CARD TOP BORDER REVEAL
   ============================================================ */
.service-card::before {
  will-change: transform;
}

/* ============================================================
   13. MARKET CARD LIFT
   ============================================================ */
.market-card {
  transition:
    background 250ms ease,
    border-color 250ms ease,
    transform 250ms cubic-bezier(0.16, 1, 0.3, 1),
    box-shadow 250ms ease;
  will-change: transform;
}

/* ============================================================
   14. STICKY CTA SLIDE
   ============================================================ */
.sticky-cta {
  transition: transform 320ms cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform;
}

/* ============================================================
   15. PROCESS STEP NUMBER HOVER
   ============================================================ */
.process-step__number {
  transition:
    background 250ms ease,
    border-color 250ms ease,
    color 250ms ease,
    box-shadow 250ms ease;
}

/* ============================================================
   16. INSIGHT CARD HOVER
   ============================================================ */
.insight-card {
  transition:
    box-shadow 280ms ease,
    transform 280ms cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform;
}

/* ============================================================
   17. FOOTER LINK HOVER
   ============================================================ */
.footer__link {
  transition:
    color 150ms ease,
    padding-left 150ms ease;
}

/* ============================================================
   18. HAMBURGER LINES
   ============================================================ */
.nav__hamburger span {
  transition:
    transform 300ms cubic-bezier(0.4, 0, 0.2, 1),
    opacity 200ms ease,
    background 150ms ease;
  will-change: transform;
}

/* ============================================================
   19. PULSE DOT (hero stat card)
   ============================================================ */
@keyframes pulse {
  0%, 100% { opacity: 1;    transform: scale(1);    }
  50%       { opacity: 0.6; transform: scale(1.3);  }
}
.hero__stat-dot {
  animation: pulse 2.4s ease-in-out infinite;
}
@media (prefers-reduced-motion: reduce) {
  .hero__stat-dot { animation: none; }
}

/* ============================================================
   20. SCROLLBAR STYLING
   ============================================================ */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--navy-900); }
::-webkit-scrollbar-thumb {
  background: var(--navy-600);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover { background: var(--gold-700); }