/* ========================================
   Site-wide scroll effects layer
   - reading progress bar
   - staggered reveal on scroll
   - parallax hero backgrounds
   - self-drawing divider lines
   Loaded after style.css; safe to remove.
   ======================================== */

/* ===== Reading progress bar ===== */
.sx-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  z-index: 1200;
  pointer-events: none;
  background: hsla(0, 0%, 100%, .04);
}
.sx-progress > span {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg,
    hsla(350, 85%, 80%, .9) 0%,
    hsl(345, 100%, 68%) 55%,
    hsl(350, 100%, 89%) 100%);
  box-shadow: 0 0 14px hsla(350, 90%, 72%, .55);
  transition: width .12s linear;
}

/* ===== Reveal on scroll ===== */
html.sx-ready .sx {
  opacity: 0;
  will-change: transform, opacity, filter;
  transition:
    opacity .8s cubic-bezier(.22, .61, .36, 1),
    transform .8s cubic-bezier(.22, .61, .36, 1),
    filter .8s cubic-bezier(.22, .61, .36, 1);
  transition-delay: var(--sx-delay, 0ms);
}
html.sx-ready .sx.sx-up    { transform: translate3d(0, 36px, 0); }
html.sx-ready .sx.sx-left  { transform: translate3d(-40px, 0, 0); }
html.sx-ready .sx.sx-right { transform: translate3d(40px, 0, 0); }
html.sx-ready .sx.sx-zoom  { transform: scale(.94); }
html.sx-ready .sx.sx-blur  { transform: translate3d(0, 22px, 0); filter: blur(7px); }

html.sx-ready .sx.is-in {
  opacity: 1;
  transform: none;
  filter: none;
  will-change: auto;
}

/* Elements that settle are released back to their own transitions */
.sx-done {
  opacity: 1 !important;
  transform: none !important;
  filter: none !important;
}

/* ===== Thin rules / dividers draw themselves in ===== */
html.sx-ready .sx-line {
  opacity: 0;
  transform: scaleX(0);
  transform-origin: 50% 50%;
  transition: opacity .7s ease, transform .9s cubic-bezier(.22, .61, .36, 1);
  transition-delay: var(--sx-delay, 0ms);
}
html.sx-ready .sx-line.is-in {
  opacity: 1;
  transform: scaleX(1);
}

/* ===== Parallax layers ===== */
.sx-parallax {
  will-change: transform;
  transform-origin: 50% 50%;
  backface-visibility: hidden;
}

/* ===== Section headers: gentle depth lift ===== */
html.sx-ready .sx-head {
  opacity: 0;
  transform: translate3d(0, 26px, 0);
  filter: blur(4px);
  transition: opacity .9s cubic-bezier(.22, .61, .36, 1),
              transform .9s cubic-bezier(.22, .61, .36, 1),
              filter .9s cubic-bezier(.22, .61, .36, 1);
  transition-delay: var(--sx-delay, 0ms);
}
html.sx-ready .sx-head.is-in {
  opacity: 1;
  transform: none;
  filter: none;
}

@media (prefers-reduced-motion: reduce) {
  html.sx-ready .sx,
  html.sx-ready .sx-head,
  html.sx-ready .sx-line {
    opacity: 1 !important;
    transform: none !important;
    filter: none !important;
    transition: none !important;
  }
  .sx-progress > span { transition: none; }
  .sx-parallax { will-change: auto; }
}