/* === Scroll & Interaction Animations === */

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

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal--left {
  transform: translateX(-30px);
}

.reveal--left.visible {
  transform: translateX(0);
}

.reveal--right {
  transform: translateX(30px);
}

.reveal--right.visible {
  transform: translateX(0);
}

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

.reveal--scale.visible {
  transform: scale(1);
}

/* --- Stagger Children --- */
.stagger > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--duration-slow) var(--ease-smooth),
              transform var(--duration-slow) var(--ease-smooth);
}

.stagger.visible > *:nth-child(1) { transition-delay: 0ms; }
.stagger.visible > *:nth-child(2) { transition-delay: 80ms; }
.stagger.visible > *:nth-child(3) { transition-delay: 160ms; }
.stagger.visible > *:nth-child(4) { transition-delay: 240ms; }
.stagger.visible > *:nth-child(5) { transition-delay: 320ms; }
.stagger.visible > *:nth-child(6) { transition-delay: 400ms; }
.stagger.visible > *:nth-child(7) { transition-delay: 480ms; }
.stagger.visible > *:nth-child(8) { transition-delay: 560ms; }
.stagger.visible > *:nth-child(9) { transition-delay: 640ms; }

.stagger.visible > * {
  opacity: 1;
  transform: translateY(0);
}

/* --- Image Reveal (clip-path wipe) --- */
.img-reveal {
  clip-path: inset(100% 0 0 0);
  transition: clip-path var(--duration-slower) var(--ease-smooth);
}

.img-reveal.visible {
  clip-path: inset(0 0 0 0);
}

/* --- Parallax (applied via JS) --- */
.parallax {
  will-change: transform;
  transition: transform 0.1s linear;
}

/* --- Text Reveal (word-by-word) --- */
.text-reveal .word {
  display: inline-block;
  opacity: 0;
  transform: translateY(100%);
  transition: opacity var(--duration-slow) var(--ease-smooth),
              transform var(--duration-slow) var(--ease-smooth);
}

.text-reveal.visible .word {
  opacity: 1;
  transform: translateY(0);
}

/* --- Line Draw --- */
.line-draw {
  width: 0;
  transition: width 1.2s var(--ease-smooth);
}

.line-draw.visible {
  width: 100%;
}

/* --- Fade In --- */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInFromLeft {
  from {
    opacity: 0;
    transform: translateX(-24px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* --- Loading Animation --- */
.page-loader {
  position: fixed;
  inset: 0;
  background: var(--bg-primary);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.8s var(--ease-smooth);
}

.page-loader.loaded {
  opacity: 0;
  pointer-events: none;
}

.page-loader__logo {
  animation: fadeIn 0.6s var(--ease-out);
}

/* --- Hover Effects --- */
.hover-lift {
  transition: transform var(--duration-normal) var(--ease-smooth);
}

.hover-lift:hover {
  transform: translateY(-6px);
}

.hover-glow {
  transition: box-shadow var(--duration-normal) var(--ease-smooth);
}

.hover-glow:hover {
  box-shadow: 0 0 0 1px var(--color-accent);
}