/* =========================================== */
/* ADVANCED SCROLL ANIMATIONS */
/* Parallax, Reveals, Progress, Magnetic */
/* =========================================== */

/* Scroll Progress Indicator */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 4px;
  background: linear-gradient(90deg, #6366f1, #8b5cf6, #d946ef);
  z-index: 10000;
  transition: width 0.1s ease-out;
  box-shadow: 0 2px 8px rgba(99, 102, 241, 0.5);
}

/* Parallax Layers */
.parallax-container {
  position: relative;
  overflow: hidden;
}

.parallax-layer {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 120%;
  will-change: transform;
  pointer-events: none;
}

.parallax-layer-1 {
  z-index: 1;
  transform: translateZ(0);
}

.parallax-layer-2 {
  z-index: 2;
  transform: translateZ(0);
}

.parallax-layer-3 {
  z-index: 3;
  transform: translateZ(0);
}

/* Scroll-Triggered Reveals */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(50px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.reveal-on-scroll.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Word-by-Word Reveal */
.word-reveal {
  display: inline-block;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease-out, transform 0.5s ease-out;
}

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

/* Staggered Reveal */
.stagger-reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.stagger-reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

.stagger-reveal:nth-child(1) { transition-delay: 0.1s; }
.stagger-reveal:nth-child(2) { transition-delay: 0.2s; }
.stagger-reveal:nth-child(3) { transition-delay: 0.3s; }
.stagger-reveal:nth-child(4) { transition-delay: 0.4s; }
.stagger-reveal:nth-child(5) { transition-delay: 0.5s; }
.stagger-reveal:nth-child(6) { transition-delay: 0.6s; }
.stagger-reveal:nth-child(7) { transition-delay: 0.7s; }
.stagger-reveal:nth-child(8) { transition-delay: 0.8s; }
.stagger-reveal:nth-child(9) { transition-delay: 0.9s; }
.stagger-reveal:nth-child(10) { transition-delay: 1s; }

/* Magnetic Scroll Container */
.magnetic-scroll {
  scroll-behavior: smooth;
  overflow-y: auto;
  overflow-x: hidden;
}

/* Smooth Scroll Enhancement */
html {
  scroll-behavior: smooth;
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  .reveal-on-scroll,
  .word-reveal,
  .stagger-reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  
  .scroll-progress {
    transition: none;
  }
  
  html {
    scroll-behavior: auto;
  }
}