/* MyWholeHealth Animations */
/* Grid Background, Shimmer Effects, Scroll Triggers */

/* ===============================
   ANIMATED GRID BACKGROUND
   =============================== */

.grid-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background:
    linear-gradient(90deg, var(--slate-200) 1px, transparent 1px),
    linear-gradient(0deg, var(--slate-200) 1px, transparent 1px);
  background-size: 50px 50px;
  opacity: 0.4;
  z-index: -1;
  animation: gridShift 20s linear infinite;
  pointer-events: none;
}

@keyframes gridShift {
  0% {
    transform: translate(0, 0);
  }
  100% {
    transform: translate(50px, 50px);
  }
}

/* Hero grid with teal accent */
.grid-bg-hero {
  background:
    linear-gradient(90deg, rgba(6, 182, 212, 0.03) 1px, transparent 1px),
    linear-gradient(0deg, rgba(6, 182, 212, 0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  animation: gridShift 20s linear infinite;
}

/* ===============================
   SHIMMER BUTTON EFFECT
   =============================== */

@keyframes shimmer {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(100%);
  }
}

.btn-shimmer {
  position: relative;
  overflow: hidden;
}

.btn-shimmer::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.3),
    transparent
  );
  transition: transform 0.6s ease;
}

.btn-shimmer:hover::before {
  animation: shimmer 0.6s ease-in-out;
}

/* ===============================
   FADE IN ANIMATIONS
   =============================== */

.fade-in-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.fade-in-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

.fade-in-scale {
  opacity: 0;
  transform: scale(0.9);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-scale.visible {
  opacity: 1;
  transform: scale(1);
}

/* Staggered delays for sequential animations */
.stagger-1 { transition-delay: 0.2s; }
.stagger-2 { transition-delay: 0.4s; }
.stagger-3 { transition-delay: 0.6s; }
.stagger-4 { transition-delay: 0.8s; }
.stagger-5 { transition-delay: 1s; }
.stagger-6 { transition-delay: 1.2s; }

/* ===============================
   CARD HOVER ELEVATION
   =============================== */

.card-elevate {
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

.card-elevate:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
}

/* ===============================
   PULSE ANIMATION (CTAs)
   =============================== */

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(6, 182, 212, 0.4);
  }
  70% {
    box-shadow: 0 0 0 20px rgba(6, 182, 212, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(6, 182, 212, 0);
  }
}

.pulse {
  animation: pulse 2s infinite;
}

/* ===============================
   GRADIENT ANIMATION (Dark Sections)
   =============================== */

@keyframes gradientShift {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

.gradient-animated {
  background: linear-gradient(
    135deg,
    var(--navy-900),
    var(--navy-800),
    var(--navy-700)
  );
  background-size: 200% 200%;
  animation: gradientShift 10s ease infinite;
}

/* ===============================
   LOADING SPINNER
   =============================== */

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid var(--slate-200);
  border-top-color: var(--teal-500);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* ===============================
   TYPEWRITER EFFECT (Optional)
   =============================== */

@keyframes typewriter {
  from {
    width: 0;
  }
  to {
    width: 100%;
  }
}

@keyframes blinkCursor {
  50% {
    border-color: transparent;
  }
}

.typewriter {
  overflow: hidden;
  border-right: 3px solid var(--teal-500);
  white-space: nowrap;
  animation:
    typewriter 3s steps(40, end),
    blinkCursor 0.75s step-end infinite;
}

/* ===============================
   HERO DIAGONAL ACCENT
   =============================== */

.diagonal-accent {
  position: relative;
}

.diagonal-accent::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  background: linear-gradient(
    135deg,
    var(--navy-900) 0%,
    var(--navy-700) 50%,
    var(--teal-500) 100%
  );
  clip-path: polygon(30% 0, 100% 0, 100% 100%, 0% 100%);
  opacity: 0.08;
  z-index: -1;
}

/* ===============================
   NUMBER COUNTER ANIMATION
   =============================== */

@keyframes countUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.counter {
  animation: countUp 1s ease forwards;
}

/* ===============================
   SCROLL PROGRESS INDICATOR
   =============================== */

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 4px;
  background: var(--teal-500);
  z-index: 9999;
  transition: width 0.1s linear;
}

/* ===============================
   MOBILE OPTIMIZATIONS
   =============================== */

@media (max-width: 968px) {
  /* Reduce animation complexity on mobile */
  .grid-bg {
    animation: none;
    opacity: 0.2;
  }

  /* Disable hover animations on touch devices */
  @media (hover: none) {
    .card-elevate:hover {
      transform: none;
    }

    .btn-primary:hover {
      transform: none;
    }
  }
}

/* ===============================
   REDUCED MOTION SUPPORT
   =============================== */

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

  .grid-bg {
    animation: none;
  }

  .fade-in-up,
  .fade-in-left,
  .fade-in-right,
  .fade-in-scale {
    opacity: 1;
    transform: none;
  }
}