/* ============================================================
   CATALYST — extra animations layer
   Loaded after styles.css. Adds scroll progress, magnetic buttons,
   tilt cards, parallax hero, split-mask heading reveals,
   nav underlines, CTA shimmer, drifting glows.
   ============================================================ */

/* ---------- Scroll progress bar ---------- */
.scroll-progress {
  position: fixed; top: 0; left: 0;
  height: 2px; width: 0%;
  background: linear-gradient(90deg, var(--catalyst-green) 0%, var(--electric-teal) 100%);
  z-index: 200;
  pointer-events: none;
  box-shadow: 0 0 8px rgba(34,197,94,0.5);
  will-change: width;
  transition: width 80ms linear;
}

/* ---------- Animated nav underlines ---------- */
.nav-links a {
  display: inline-block;
  position: relative;
  padding-bottom: 2px;
}
.nav-links a::after,
.nav-dd-trigger::after {
  content: "";
  position: absolute;
  left: 0; bottom: -2px;
  width: 0; height: 1px;
  background: linear-gradient(90deg, var(--catalyst-green), var(--electric-teal));
  transition: width var(--dur-base) var(--ease-out);
}
.nav-links a:hover::after,
.nav-dd:hover .nav-dd-trigger::after { width: 100%; }

/* ---------- CTA primary shimmer ---------- */
.btn-primary,
.form-submit,
.nav-cta {
  position: relative;
  overflow: hidden;
  isolation: isolate;
}
.btn-primary::before,
.form-submit::before,
.nav-cta::before {
  content: "";
  position: absolute;
  top: 0; left: -120%;
  width: 60%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.35), transparent);
  transform: skewX(-18deg);
  transition: left 0.6s var(--ease-out);
  pointer-events: none;
  z-index: 1;
}
.btn-primary:hover::before,
.form-submit:hover::before,
.nav-cta:hover::before { left: 130%; }
.btn-primary > *,
.form-submit > *,
.nav-cta > * { position: relative; z-index: 2; }

/* ---------- Heading split-mask reveal ----------
   wrap heading text spans in <span class="h-line"><span class="h-inner">…</span></span>
   .h-line clips, .h-inner rises into view when .h-reveal.in is set. */
.h-reveal .h-line {
  display: inline-block;
  overflow: hidden;
  vertical-align: top;
  line-height: 1.0;
  padding-bottom: 0.06em; /* avoid descender clip */
}
.h-reveal .h-inner {
  display: inline-block;
  transform: translateY(110%);
  transition: transform 0.9s var(--ease-out);
  will-change: transform;
}
.h-reveal.in .h-inner { transform: translateY(0); }
.h-reveal .h-line:nth-child(2) .h-inner { transition-delay: 80ms; }
.h-reveal .h-line:nth-child(3) .h-inner { transition-delay: 160ms; }
.h-reveal .h-line:nth-child(4) .h-inner { transition-delay: 240ms; }

/* ---------- Eyebrow letter rise ---------- */
.eyebrow-rise .er-char {
  display: inline-block;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.5s var(--ease-out), transform 0.5s var(--ease-out);
}
.eyebrow-rise.in .er-char { opacity: 1; transform: translateY(0); }

/* ---------- Tilt cards (driven by JS data-tilt) ---------- */
[data-tilt] {
  transform-style: preserve-3d;
  transition: transform 0.45s var(--ease-out), box-shadow var(--dur-base) var(--ease-out);
  will-change: transform;
}
[data-tilt] .tilt-layer { transform: translateZ(28px); transition: transform 0.45s var(--ease-out); }
[data-tilt]:hover { transition: transform 0.12s linear; }

/* Sheen overlay on tilted cards */
[data-tilt]::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(220px circle at var(--mx, 50%) var(--my, 50%), rgba(34,197,94,0.16), transparent 60%);
  opacity: 0;
  transition: opacity var(--dur-base) var(--ease-out);
  pointer-events: none;
  z-index: 1;
}
[data-tilt]:hover::after { opacity: 1; }
[data-tilt] > * { position: relative; z-index: 2; }

/* ---------- Hero parallax helpers ---------- */
.hero-circuit svg,
.hero-bg {
  transition: transform 0.4s var(--ease-out);
  will-change: transform;
}

/* Float the terminal a tiny bit */
.hero-terminal {
  animation: float-y 9s ease-in-out infinite;
}
@keyframes float-y {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

/* ---------- Drifting glow on dark sections ---------- */
.section.dark {
  position: relative;
  overflow: hidden;
}
.section.dark::before {
  content: "";
  position: absolute;
  inset: -20%;
  background:
    radial-gradient(circle at 20% 30%, rgba(34,197,94,0.10), transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(20,184,166,0.10), transparent 40%);
  filter: blur(40px);
  animation: glow-drift 18s ease-in-out infinite;
  pointer-events: none;
  z-index: 0;
}
.section.dark > * { position: relative; z-index: 1; }
@keyframes glow-drift {
  0%, 100% { transform: translate3d(0, 0, 0); }
  33% { transform: translate3d(4%, -3%, 0); }
  66% { transform: translate3d(-3%, 4%, 0); }
}

/* ---------- Marquee pause on hover ---------- */
.ticker:hover .ticker-track { animation-play-state: paused; }

/* ---------- Stat number sweep underline ---------- */
.stat-cell { position: relative; overflow: hidden; }
.stat-cell::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 2px;
  background: linear-gradient(90deg, var(--catalyst-green), var(--electric-teal));
  transition: width 0.9s var(--ease-out);
}
.stats.in .stat-cell::after { width: 100%; }
.stats.in .stat-cell:nth-child(2)::after { transition-delay: 80ms; }
.stats.in .stat-cell:nth-child(3)::after { transition-delay: 160ms; }
.stats.in .stat-cell:nth-child(4)::after { transition-delay: 240ms; }

/* ---------- Service card icon nudge ---------- */
.svc-link span { display: inline-block; transition: transform var(--dur-base) var(--ease-out); }
.svc-link:hover span { transform: translateX(6px) translateY(-1px); }

/* ---------- Pillar number scrub ---------- */
.pillar { position: relative; overflow: hidden; }
.pillar::before {
  content: "";
  position: absolute;
  left: 0; top: 0;
  width: 2px; height: 0;
  background: linear-gradient(180deg, var(--catalyst-green), var(--electric-teal));
  transition: height 0.6s var(--ease-out);
}
.pillar:hover::before { height: 100%; }

/* ---------- Process step active glow ---------- */
.process-step {
  transition: background var(--dur-base) var(--ease-out);
}
.process-step:hover {
  background: rgba(34,197,94,0.04);
}
.process-step:hover .process-num {
  text-shadow: 0 0 12px rgba(34,197,94,0.6);
}

/* ---------- Section eyebrow num pulse ---------- */
.section-eyebrow .num {
  display: inline-block;
}
.reveal.in .section-eyebrow .num,
.section-head.reveal.in .section-eyebrow .num {
  animation: eyebrow-blink 1.6s ease-out 1;
}
@keyframes eyebrow-blink {
  0%, 70% { color: var(--catalyst-green); }
  35% { color: var(--electric-teal); }
}

/* ---------- Footer link slide arrow ---------- */
.footer-col a { position: relative; padding-left: 0; transition: padding-left var(--dur-base) var(--ease-out), color var(--dur-fast) var(--ease-out); }
.footer-col a::before {
  content: "→";
  position: absolute;
  left: -14px; top: 50%; transform: translateY(-50%);
  opacity: 0;
  color: var(--catalyst-green);
  transition: opacity var(--dur-base) var(--ease-out), left var(--dur-base) var(--ease-out);
  font-size: 11px;
}
.footer-col a:hover { padding-left: 16px; }
.footer-col a:hover::before { opacity: 1; left: 0; }

/* ---------- Scroll-down hint at hero bottom ---------- */
.scroll-hint {
  position: absolute;
  left: 50%; bottom: 28px;
  transform: translateX(-50%);
  display: inline-flex; flex-direction: column; align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  z-index: 3;
  text-decoration: none;
}
.scroll-hint .line {
  width: 1px; height: 36px;
  background: linear-gradient(180deg, transparent, var(--catalyst-green));
  position: relative;
  overflow: hidden;
}
.scroll-hint .line::after {
  content: "";
  position: absolute;
  left: 0; top: -50%;
  width: 1px; height: 50%;
  background: var(--catalyst-green);
  animation: scroll-pulse 2.2s ease-in-out infinite;
  box-shadow: 0 0 6px var(--catalyst-green);
}
@keyframes scroll-pulse {
  0% { top: -60%; }
  100% { top: 110%; }
}
.scroll-hint:hover { color: var(--catalyst-green); }

/* ---------- Image reveal (clip-path) ---------- */
.img-reveal { position: relative; overflow: hidden; }
.img-reveal img,
.img-reveal .reveal-target {
  clip-path: inset(0 100% 0 0);
  transition: clip-path 1.1s var(--ease-out);
}
.img-reveal.in img,
.img-reveal.in .reveal-target { clip-path: inset(0 0 0 0); }

/* ---------- Blog row sparkline on hover ---------- */
.blog-row {
  position: relative;
}
.blog-row .blog-spark {
  position: absolute;
  right: 60px; top: 50%;
  transform: translateY(-50%) translateX(8px);
  width: 56px; height: 16px;
  opacity: 0;
  transition: opacity var(--dur-base) var(--ease-out), transform var(--dur-base) var(--ease-out);
  pointer-events: none;
}
.blog-row:hover .blog-spark {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
}
.blog-row .blog-spark path {
  stroke: var(--catalyst-green);
  stroke-width: 1.5;
  fill: none;
  stroke-linecap: round;
  stroke-dasharray: 100;
  stroke-dashoffset: 100;
  transition: stroke-dashoffset 0.7s var(--ease-out);
}
.blog-row:hover .blog-spark path { stroke-dashoffset: 0; }

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
  .hero-terminal { animation: none; }
}