/* ==========================================================================
   Animations — Scroll Reveals, Glassmorphism, Hover Effects, Transitions
   ========================================================================== */

/* ---- Scroll Reveal System ---- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition:
    opacity var(--duration-reveal) var(--ease-out),
    transform var(--duration-reveal) var(--ease-out);
}

.reveal--left {
  transform: translateX(-40px);
}

.reveal--right {
  transform: translateX(40px);
}

.reveal--scale {
  transform: scale(0.95);
}

.reveal.is-visible {
  opacity: 1;
  transform: translate(0, 0) scale(1);
}

/* Stagger delays for grid children */
.reveal-stagger > .reveal:nth-child(1) { transition-delay: 0ms; }
.reveal-stagger > .reveal:nth-child(2) { transition-delay: 100ms; }
.reveal-stagger > .reveal:nth-child(3) { transition-delay: 200ms; }
.reveal-stagger > .reveal:nth-child(4) { transition-delay: 300ms; }
.reveal-stagger > .reveal:nth-child(5) { transition-delay: 400ms; }
.reveal-stagger > .reveal:nth-child(6) { transition-delay: 500ms; }
.reveal-stagger > .reveal:nth-child(7) { transition-delay: 600ms; }
.reveal-stagger > .reveal:nth-child(8) { transition-delay: 700ms; }

/* ---- Hero entrance ---- */
.hero-enter {
  opacity: 0;
  transform: translateY(20px);
  animation: hero-fade-in 1s var(--ease-out) forwards;
}

.hero-enter--delay-1 { animation-delay: 200ms; }
.hero-enter--delay-2 { animation-delay: 400ms; }
.hero-enter--delay-3 { animation-delay: 600ms; }

@keyframes hero-fade-in {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ---- Gentle zoom for hero background ---- */
.hero-zoom {
  animation: hero-zoom-in 20s ease-in-out infinite alternate;
}

@keyframes hero-zoom-in {
  from { transform: scale(1); }
  to { transform: scale(1.06); }
}

/* ---- Glassmorphism shimmer ---- */
.glass-shimmer {
  position: relative;
  overflow: hidden;
}

.glass-shimmer::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    45deg,
    transparent 40%,
    rgba(255, 255, 255, 0.03) 45%,
    rgba(255, 255, 255, 0.08) 50%,
    rgba(255, 255, 255, 0.03) 55%,
    transparent 60%
  );
  transform: translateX(-100%);
  pointer-events: none;
}

.glass-shimmer:hover::after {
  animation: shimmer 1.5s var(--ease-out) forwards;
}

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

/* ---- Floating animation for decorative elements ---- */
.float {
  animation: float 6s ease-in-out infinite;
}

.float--slow {
  animation-duration: 8s;
}

.float--delay {
  animation-delay: -3s;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

/* ---- Subtle glow for accent elements ---- */
.glow {
  position: relative;
}

.glow::after {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: inherit;
  background: linear-gradient(
    135deg,
    var(--accent-amber),
    var(--accent-red),
    var(--accent-blue),
    var(--accent-green)
  );
  opacity: 0;
  z-index: -1;
  transition: opacity var(--duration-base) var(--ease-out);
  filter: blur(8px);
}

.glow:hover::after {
  opacity: 0.3;
}

/* ---- Stained glass color gradient for decorative borders ---- */
.glass-gradient-border {
  border-image: linear-gradient(
    90deg,
    var(--accent-blue),
    var(--accent-amber),
    var(--accent-red),
    var(--accent-green),
    var(--accent-blue)
  ) 1;
}

.glass-gradient-line {
  height: 3px;
  border: none;
  background: linear-gradient(
    90deg,
    var(--accent-blue),
    var(--accent-amber),
    var(--accent-red),
    var(--accent-green),
    var(--accent-blue)
  );
  border-radius: var(--radius-full);
}

/* ---- Count-up animation for trust bar numbers ---- */
.count-up {
  display: inline-block;
}

/* ---- Icon micro-interactions ---- */
.icon-swing:hover {
  animation: swing 0.6s var(--ease-spring);
}

@keyframes swing {
  20% { transform: rotate(8deg); }
  40% { transform: rotate(-6deg); }
  60% { transform: rotate(3deg); }
  80% { transform: rotate(-2deg); }
  100% { transform: rotate(0); }
}

/* ---- Smooth section transitions ---- */
.section-transition {
  position: relative;
}

.section-transition::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 80px;
  background: linear-gradient(
    to bottom,
    transparent,
    var(--brand-cream)
  );
  pointer-events: none;
}

.section-transition--to-dark::after {
  background: linear-gradient(
    to bottom,
    transparent,
    var(--brand-dark)
  );
}

/* ---- Image hover zoom ---- */
.img-zoom {
  overflow: hidden;
  border-radius: var(--radius-lg);
}

.img-zoom img {
  transition: transform var(--duration-slow) var(--ease-out);
}

.img-zoom:hover img {
  transform: scale(1.05);
}

/* ---- Link underline animation ---- */
.link-animated {
  position: relative;
  display: inline;
}

.link-animated::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-amber);
  transition: width var(--duration-base) var(--ease-out);
}

.link-animated:hover::after {
  width: 100%;
}

/* ---- Decorative stained glass orbs (background decoration) ---- */
.glass-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.15;
  pointer-events: none;
}

.glass-orb--blue {
  background: var(--accent-blue);
}

.glass-orb--amber {
  background: var(--accent-amber);
}

.glass-orb--red {
  background: var(--accent-red);
}

.glass-orb--green {
  background: var(--accent-green);
}

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

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

  .hero-zoom {
    animation: none;
  }

  .float {
    animation: none;
  }
}