/* ── lifi-animations.css — LiFi NYC Site-Wide Animation System ── */

/* ── Easing tokens ── */
:root {
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-in-out: cubic-bezier(0.45, 0, 0.55, 1);
  --duration-fast: 150ms;
  --duration-base: 250ms;
  --duration-slow: 400ms;
}

/* ── Scroll reveal base ── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--duration-slow) var(--ease-out),
              transform var(--duration-slow) var(--ease-out);
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* ── Stagger variants ── */
.stagger > *:nth-child(1) { transition-delay: 0ms; }
.stagger > *:nth-child(2) { transition-delay: 60ms; }
.stagger > *:nth-child(3) { transition-delay: 120ms; }
.stagger > *:nth-child(4) { transition-delay: 180ms; }
.stagger > *:nth-child(5) { transition-delay: 240ms; }
.stagger > *:nth-child(6) { transition-delay: 300ms; }

/* ── Hover lift for cards ── */
.card-lift {
  transition: transform var(--duration-base) var(--ease-out),
              box-shadow var(--duration-base) var(--ease-out);
}

.card-lift:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.3), 0 0 0 1px rgba(254,88,0,0.15);
}

/* ── Button micro-interaction ── */
.btn {
  transition: transform var(--duration-fast) var(--ease-out),
              box-shadow var(--duration-base) var(--ease-out),
              background var(--duration-base) var(--ease-out);
}

.btn:hover {
  transform: translateY(-2px);
}

.btn:active {
  transform: translateY(0);
}

.btn-primary:hover {
  box-shadow: 0 8px 30px rgba(254,88,0,0.35);
}

/* ── Page hero entrance ── */
@keyframes heroSlideUp {
  from { opacity: 0; transform: translateY(40px); }
  to   { opacity: 1; transform: translateY(0); }
}

.page-hero .section-eyebrow   { animation: heroSlideUp 0.5s var(--ease-out) 0.1s both; }
.page-hero .section-title      { animation: heroSlideUp 0.6s var(--ease-out) 0.2s both; }
.page-hero .section-description{ animation: heroSlideUp 0.6s var(--ease-out) 0.3s both; }
.page-hero .hero-actions        { animation: heroSlideUp 0.6s var(--ease-out) 0.4s both; }

/* ── Nav link underline grow ── */
nav .nav-links a:not(.nav-cta) {
  position: relative;
}

nav .nav-links a:not(.nav-cta)::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: #FE5800;
  transition: width var(--duration-base) var(--ease-out);
}

nav .nav-links a:not(.nav-cta):hover::after {
  width: 100%;
}

/* ── Orange accent pulse on stat numbers ── */
@keyframes subtlePulse {
  0%, 100% { text-shadow: 0 0 0 transparent; }
  50%       { text-shadow: 0 0 20px rgba(254,88,0,0.4); }
}

.stat-number {
  animation: subtlePulse 4s ease-in-out infinite;
}

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

.skeleton {
  background: linear-gradient(
    90deg,
    rgba(255,255,255,0.05) 25%,
    rgba(255,255,255,0.1)  50%,
    rgba(255,255,255,0.05) 75%
  );
  background-size: 200% auto;
  animation: shimmer 1.5s linear infinite;
  border-radius: 8px;
}

/* ── Service card hover glow ── */
.service-card {
  transition: transform var(--duration-base) var(--ease-out),
              border-color var(--duration-base) ease,
              box-shadow var(--duration-base) var(--ease-out);
}

.service-card:hover {
  transform: translateY(-4px);
  border-color: rgba(254,88,0,0.3) !important;
  box-shadow: 0 16px 48px rgba(0,0,0,0.3), 0 0 0 1px rgba(254,88,0,0.15) inset;
}

/* ── Footer link hover ── */
.footer-links a {
  transition: color var(--duration-fast) ease,
              transform var(--duration-fast) ease;
  display: inline-block;
}

.footer-links a:hover {
  color: #FE5800 !important;
  transform: translateX(3px);
}

/* ── Callout box entrance ── */
.callout {
  transition: border-color var(--duration-base) ease;
}

.callout:hover {
  border-left-color: rgba(254,88,0,0.6);
}

/* ── Reduced motion ── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}