/* ============================================
   Global Motion System — LB Physiotherapy
   Premium Apple-Style Animations
   ============================================ */

/* ==================== REDUCED MOTION ==================== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .lb-reveal, .lb-fade-up, .lb-fade-left, .lb-fade-right,
  .lb-scale-in, .lb-stagger > * {
    opacity: 1 !important;
    transform: none !important;
  }
}

/* ==================== SCROLL REVEAL BASE ==================== */
.lb-reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.6s cubic-bezier(0.25, 1, 0.5, 1), transform 0.6s cubic-bezier(0.25, 1, 0.5, 1);
}
.lb-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ==================== FADE UP ==================== */
.lb-fade-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s cubic-bezier(0.25, 1, 0.5, 1), transform 0.6s cubic-bezier(0.25, 1, 0.5, 1);
}
.lb-fade-up.lb-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ==================== FADE LEFT ==================== */
.lb-fade-left {
  opacity: 0;
  transform: translateX(-32px);
  transition: opacity 0.6s cubic-bezier(0.25, 1, 0.5, 1), transform 0.6s cubic-bezier(0.25, 1, 0.5, 1);
}
.lb-fade-left.lb-visible {
  opacity: 1;
  transform: translateX(0);
}

/* ==================== FADE RIGHT ==================== */
.lb-fade-right {
  opacity: 0;
  transform: translateX(32px);
  transition: opacity 0.6s cubic-bezier(0.25, 1, 0.5, 1), transform 0.6s cubic-bezier(0.25, 1, 0.5, 1);
}
.lb-fade-right.lb-visible {
  opacity: 1;
  transform: translateX(0);
}

/* ==================== SCALE IN ==================== */
.lb-scale-in {
  opacity: 0;
  transform: scale(0.96);
  transition: opacity 0.6s cubic-bezier(0.25, 1, 0.5, 1), transform 0.6s cubic-bezier(0.25, 1, 0.5, 1);
}
.lb-scale-in.lb-visible {
  opacity: 1;
  transform: scale(1);
}

/* ==================== STAGGER CHILDREN ==================== */
.lb-stagger > * {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s cubic-bezier(0.25, 1, 0.5, 1), transform 0.6s cubic-bezier(0.25, 1, 0.5, 1);
}
.lb-stagger.lb-visible > *:nth-child(1) { transition-delay: 0s; }
.lb-stagger.lb-visible > *:nth-child(2) { transition-delay: 0.08s; }
.lb-stagger.lb-visible > *:nth-child(3) { transition-delay: 0.16s; }
.lb-stagger.lb-visible > *:nth-child(4) { transition-delay: 0.24s; }
.lb-stagger.lb-visible > *:nth-child(5) { transition-delay: 0.32s; }
.lb-stagger.lb-visible > *:nth-child(6) { transition-delay: 0.40s; }
.lb-stagger.lb-visible > *:nth-child(7) { transition-delay: 0.48s; }
.lb-stagger.lb-visible > *:nth-child(8) { transition-delay: 0.56s; }
.lb-stagger.lb-visible > * {
  opacity: 1;
  transform: translateY(0);
}

/* ==================== IMAGE REVEAL ==================== */
.lb-image-reveal {
  clip-path: inset(0 100% 0 0);
  transition: clip-path 0.7s cubic-bezier(0.25, 1, 0.5, 1);
}
.lb-image-reveal.lb-visible {
  clip-path: inset(0 0 0 0);
}

/* ==================== CARD HOVER LIFT ==================== */
.service-item, .feature-box, .single-service, .single-table,
.value-card, .service-card, .single-schedule {
  transition: transform 0.5s cubic-bezier(0.25, 1, 0.5, 1), box-shadow 0.5s cubic-bezier(0.25, 1, 0.5, 1);
  will-change: transform;
}
.service-item:hover, .feature-box:hover, .single-service:hover,
.single-table:hover, .value-card:hover, .service-card:hover,
.single-schedule:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.10);
}

/* ==================== NAVBAR SCROLL ==================== */
.header-inner {
  transition: background 0.4s cubic-bezier(0.25, 1, 0.5, 1), box-shadow 0.4s cubic-bezier(0.25, 1, 0.5, 1), backdrop-filter 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}
.header-inner.scrolled {
  background: rgba(255,255,255,0.92) !important;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 8px 32px rgba(0,0,0,0.06);
}

/* ==================== PAGE FADE IN ==================== */
@keyframes pageFadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
body {
  animation: pageFadeIn 0.4s ease forwards;
}

/* ==================== HERO TEXT REVEAL ==================== */
@keyframes heroTextReveal {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ==================== PARALLAX HELPER ==================== */
.lb-parallax {
  background-attachment: fixed;
  background-size: cover;
  background-position: top center;
}
@media (max-width: 768px) {
  .lb-parallax {
    background-attachment: scroll;
  }
}