/* =============================================================================
   IntelliBOM · intellibom.ca · Scenario 2 · Ethereal Glass
   motion.css — S403 enhancement pass
   Continuous ambient layers · counter telemetry · vertical compare · signal chrome
   Pairs with styles.css / sections.css / blocks.css.
   ============================================================================= */

/* -----------------------------------------------------------------------------
   1. AMBIENT — continuous, not one-shot
   ---------------------------------------------------------------------------*/

/* Grid breath — subtle scale + drift over 22s (animates all 4 background layers) */
.field--grid { animation: grid-breath 22s ease-in-out infinite; }
@keyframes grid-breath {
  0%, 100% {
    background-size: 288px 288px, 288px 288px, 72px 72px, 72px 72px;
    background-position: -1px -1px;
  }
  50%      {
    background-size: 320px 320px, 320px 320px, 80px 80px, 80px 80px;
    background-position: 14px -18px;
  }
}

/* Glow aurora — morphing + breathing on top of existing drift */
.field--glow {
  animation:
    drift 28s var(--ease-glass) infinite alternate,
    aurora 16s ease-in-out infinite;
}
@keyframes aurora {
  0%, 100% { opacity: 1;   filter: hue-rotate(0deg)  blur(0px); }
  50%      { opacity: 0.78; filter: hue-rotate(-10deg) blur(6px); }
}

/* Noise — gentle opacity breathing */
.field--noise { animation: noise-breathe 9s ease-in-out infinite; }
@keyframes noise-breathe {
  0%, 100% { opacity: 0.55; }
  50%      { opacity: 0.72; }
}

/* Vertical beam sweeps — two drifting columns */
.field--beams {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}
.field--beams::before,
.field--beams::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 180px;
  background: linear-gradient(90deg,
    transparent 0%,
    rgba(16, 185, 129, 0.04) 40%,
    rgba(16, 185, 129, 0.16) 50%,
    rgba(16, 185, 129, 0.04) 60%,
    transparent 100%);
  filter: blur(24px);
  mix-blend-mode: screen;
  will-change: transform;
}
.field--beams::before { animation: beam-a 22s linear infinite; }
.field--beams::after  { animation: beam-b 34s linear infinite; }
@keyframes beam-a {
  0%   { transform: translateX(-14vw); opacity: 0; }
  10%  { opacity: 1; }
  90%  { opacity: 1; }
  100% { transform: translateX(114vw); opacity: 0; }
}
@keyframes beam-b {
  0%   { transform: translateX(120vw); opacity: 0; }
  10%  { opacity: 1; }
  90%  { opacity: 1; }
  100% { transform: translateX(-22vw); opacity: 0; }
}

/* Particle field — JS-injected dots */
.field--stars {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}
.star {
  position: absolute;
  width: 2px;
  height: 2px;
  border-radius: 50%;
  background: var(--emerald-2);
  opacity: 0;
  will-change: opacity, transform;
  animation: twinkle 6s ease-in-out infinite;
}
@keyframes twinkle {
  0%, 100% { opacity: 0;   transform: scale(0.5); filter: none; }
  50%      { opacity: 0.85; transform: scale(1);   filter: drop-shadow(0 0 5px var(--emerald-glow-2)); }
}

/* Arc-flash — override single-shot, JS fires periodically every ~38s */
.arc-flash { will-change: transform, opacity; }

/* -----------------------------------------------------------------------------
   2. CURSOR HALO — global soft radial follow
   ---------------------------------------------------------------------------*/
.cursor-halo {
  position: fixed;
  top: 0;
  left: 0;
  width: 520px;
  height: 520px;
  margin: -260px 0 0 -260px;
  pointer-events: none;
  z-index: 1;
  background: radial-gradient(circle at center, rgba(16, 185, 129, 0.14), transparent 55%);
  opacity: 0;
  mix-blend-mode: screen;
  transition: opacity 400ms var(--ease-glass);
  will-change: transform;
}
.cursor-halo.is-on { opacity: 1; }

/* -----------------------------------------------------------------------------
   3. SCROLL-PROGRESS BEAM (left edge, 2px)
   ---------------------------------------------------------------------------*/
.scroll-beam {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: 2px;
  z-index: 30;
  pointer-events: none;
  background: rgba(255, 255, 255, 0.04);
}
.scroll-beam::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: var(--beam, 0%);
  background: linear-gradient(to bottom, var(--emerald-2), var(--emerald));
  box-shadow: 0 0 14px var(--emerald-glow-2);
  transition: height 120ms linear;
}

/* -----------------------------------------------------------------------------
   4. DATA TICKER — streaming mono band at bottom of hero
   ---------------------------------------------------------------------------*/
.data-ticker {
  grid-column: 1 / -1;
  grid-row: 3;
  margin: 12px 0 0;
  position: relative;
  height: 48px;
  overflow: hidden;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.18);
  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 7%, black 93%, transparent 100%);
          mask-image: linear-gradient(to right, transparent 0%, black 7%, black 93%, transparent 100%);
}
.data-ticker__track {
  display: inline-flex;
  align-items: center;
  gap: 44px;
  padding: 0 40px;
  height: 100%;
  white-space: nowrap;
  font-family: var(--f-mono);
  font-size: 16.5px;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--steel-2);
  animation: ticker 72s linear infinite;
  will-change: transform;
}
.data-ticker__item { display: inline-flex; align-items: center; gap: 12px; }
.data-ticker__item span:first-child { color: var(--emerald); font-weight: 700; }
.data-ticker__sep { color: var(--steel-3); opacity: 0.7; }
@keyframes ticker {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* -----------------------------------------------------------------------------
   5. COUNTER TELEMETRY — breathing + hover gauge + LIVE chip + click ripple
   ---------------------------------------------------------------------------*/
.stats__item {
  position: relative;
  padding: 14px 10px 10px;
  border-radius: 14px;
  cursor: pointer;
  transition: background 340ms var(--ease-glass);
}
.stats__item:hover { background: rgba(16, 185, 129, 0.045); }

.stats__item dd {
  position: relative;
  display: inline-block;
  transition: color 280ms var(--ease-glass), text-shadow 280ms var(--ease-glass);
}
.stats__item dd .counter {
  display: inline-block;
  animation: breathe 3.8s ease-in-out infinite;
  transition: color 280ms var(--ease-glass);
}
@keyframes breathe {
  0%, 100% { transform: scale(1); }
  50%      { transform: scale(1.014); }
}
.stats__item:hover dd {
  color: var(--emerald);
  text-shadow: 0 0 24px var(--emerald-glow-2);
}
.stats__item:hover dd .counter { animation-play-state: paused; }

/* Rotating tick gauge revealed on hover */
.stats__item::before {
  content: "";
  position: absolute;
  top: 8px;
  right: 6px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: conic-gradient(from 0deg,
    transparent 0deg,   var(--emerald) 3deg,   transparent 6deg,
    transparent 30deg,  var(--emerald) 33deg,  transparent 36deg,
    transparent 60deg,  var(--emerald) 63deg,  transparent 66deg,
    transparent 90deg,  var(--emerald) 93deg,  transparent 96deg,
    transparent 120deg, var(--emerald) 123deg, transparent 126deg,
    transparent 150deg, var(--emerald) 153deg, transparent 156deg,
    transparent 180deg, var(--emerald) 183deg, transparent 186deg,
    transparent 210deg, var(--emerald) 213deg, transparent 216deg,
    transparent 240deg, var(--emerald) 243deg, transparent 246deg,
    transparent 270deg, var(--emerald) 273deg, transparent 276deg,
    transparent 300deg, var(--emerald) 303deg, transparent 306deg,
    transparent 330deg, var(--emerald) 333deg, transparent 336deg);
  -webkit-mask-image: radial-gradient(circle, transparent 54%, black 56%, black 62%, transparent 64%);
          mask-image: radial-gradient(circle, transparent 54%, black 56%, black 62%, transparent 64%);
  opacity: 0;
  transform: scale(0.55);
  transition: opacity 280ms var(--ease-glass), transform 520ms var(--ease-glass);
  pointer-events: none;
}
.stats__item:hover::before {
  opacity: 0.6;
  transform: scale(1);
  animation: tick-rotate 14s linear infinite;
}
@keyframes tick-rotate {
  from { transform: rotate(0deg)   scale(1); }
  to   { transform: rotate(360deg) scale(1); }
}

/* "LIVE" chip — floats above card top edge so it never overlaps the dt label */
.stats__live {
  position: absolute;
  top: -9px;
  left: 12px;
  padding: 2px 7px;
  background: #071a14;
  border: 1px solid rgba(16, 185, 129, 0.42);
  border-radius: 3px;
  font-family: var(--f-mono);
  font-size: 8.5px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--emerald);
  opacity: 0;
  transform: translateY(-3px);
  transition: opacity 240ms var(--ease-glass), transform 320ms var(--ease-glass);
  pointer-events: none;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.stats__live::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--emerald);
  animation: pulse-dot 1.2s ease-in-out infinite;
}
.stats__item:hover .stats__live { opacity: 1; transform: translateY(0); }
@keyframes pulse-dot {
  0%, 100% { box-shadow: 0 0 0 0 var(--emerald-glow-2); }
  50%      { box-shadow: 0 0 0 5px transparent; }
}

/* Click ripple ring */
.stats__item.is-pinging::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 14px;
  border: 1px solid var(--emerald);
  animation: ring-out 780ms var(--ease-glass) forwards;
  pointer-events: none;
}
@keyframes ring-out {
  from { transform: scale(0.96); opacity: 0.9; }
  to   { transform: scale(1.06); opacity: 0;   }
}

/* -----------------------------------------------------------------------------
   6. VERTICAL COMPARISON (overrides blocks.css horizontal grid)
   ---------------------------------------------------------------------------*/
.compare__split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  position: relative;
}
.compare__side {
  padding: clamp(22px, 2.4vw, 36px);
}
.compare__frame { aspect-ratio: auto; max-height: none; }

/* VS — between-divider instead of overlay */
.compare__vs {
  position: relative;
  left: auto;
  top: auto;
  transform: none;
  justify-self: center;
  grid-column: 1;
  z-index: 4;
  margin: -2px auto;
  animation: vs-pulse 4s ease-in-out infinite;
}
@keyframes vs-pulse {
  0%, 100% { box-shadow: 0 0 30px var(--emerald-glow),   0 0 60px  var(--emerald-glow); }
  50%      { box-shadow: 0 0 50px var(--emerald-glow-2), 0 0 100px var(--emerald-glow-2); }
}

/* Emerald trace divider connecting BEFORE → VS → AFTER */
.compare__trace {
  position: relative;
  height: 120px;
  display: grid;
  place-items: center;
  grid-column: 1;
}
.compare__trace::before,
.compare__trace::after {
  content: "";
  position: absolute;
  left: 50%;
  width: 1px;
  background: linear-gradient(to bottom, transparent, var(--emerald), transparent);
  transform: translateX(-50%);
}
.compare__trace::before { top: 0;    height: 58px; animation: trace-flow 2.6s ease-in-out infinite;         }
.compare__trace::after  { bottom: 0; height: 58px; animation: trace-flow 2.6s ease-in-out 1.3s infinite;   }
@keyframes trace-flow {
  0%   { opacity: 0.2; filter: drop-shadow(0 0 0 var(--emerald-glow)); }
  50%  { opacity: 1;   filter: drop-shadow(0 0 8px var(--emerald-glow-2)); }
  100% { opacity: 0.2; filter: drop-shadow(0 0 0 var(--emerald-glow)); }
}

/* Pins become a horizontal row under each frame */
.compare__pins {
  grid-template-columns: repeat(3, 1fr);
  display: grid;
  gap: 10px;
}
.compare__pins .pin { animation: pin-fade 480ms var(--ease-glass) both; }
.compare__pins .pin:nth-child(1) { animation-delay: 0ms; }
.compare__pins .pin:nth-child(2) { animation-delay: 140ms; }
.compare__pins .pin:nth-child(3) { animation-delay: 280ms; }
@keyframes pin-fade {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: none; }
}

@media (max-width: 720px) {
  .compare__pins { grid-template-columns: 1fr; }
  .compare__trace { height: 80px; }
}

/* -----------------------------------------------------------------------------
   7. FEATURE EXTRAS — progress arc on number + 3D perspective
   ---------------------------------------------------------------------------*/
.feature {
  transform-style: preserve-3d;
  will-change: transform;
}
.feature__no {
  position: relative;
  padding-left: 22px;
}
.feature__no::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 13px;
  height: 13px;
  margin-top: -6.5px;
  border-radius: 50%;
  border: 1.5px solid var(--line-strong);
  border-top-color: var(--emerald);
  animation: arc-spin 8s linear infinite;
}
@keyframes arc-spin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

/* -----------------------------------------------------------------------------
   8. LIVE BUILD CHIP in nav
   ---------------------------------------------------------------------------*/
.nav { position: relative; }  /* anchor absolute build chip */
.nav__build {
  position: absolute;
  top: 50%;
  right: 138px;
  transform: translateY(-50%);
  padding: 4px 9px;
  font-family: var(--f-mono);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--emerald);
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.28);
  border-radius: 4px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-transform: uppercase;
  font-variant-numeric: tabular-nums;
  pointer-events: none;
}
.nav__build::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--emerald);
  animation: pulse-dot 1.4s ease-in-out infinite;
}
@media (max-width: 980px) { .nav__build { display: none; } }

/* -----------------------------------------------------------------------------
   9. REDUCED MOTION
   ---------------------------------------------------------------------------*/
@media (prefers-reduced-motion: reduce) {
  .field--beams, .field--stars, .cursor-halo, .scroll-beam, .data-ticker { display: none; }
  .stats__item dd .counter { animation: none; }
  .stats__item::before { display: none; }
  .feature__no::before { animation: none; }
  .compare__vs { animation: none; }
  .compare__trace::before, .compare__trace::after { animation: none; opacity: 0.6; }
}