/* ==========================================================================
   ELYSIUM motion layer (template: Uroboros). Loaded after site.css.
   Everything here is transform / opacity (plus stroke offsets inside tiny SVGs).
   Hidden-until-revealed states only apply under html.mo, which motion.js sets
   when JS runs and the visitor has not asked for reduced motion.
   ========================================================================== */
:root {
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-io: cubic-bezier(0.65, 0, 0.35, 1);
  --rv-d: 28px;
}

/* ---------- background layer ---------- */
.bgfx { position: fixed; inset: 0; z-index: -1; pointer-events: none; overflow: hidden; contain: strict; }
.bgfx > * { position: absolute; will-change: transform; }
.bgfx-grid { inset: -32px 0 -32px 0;
  background-image: radial-gradient(rgba(232, 241, 247, 0.075) 1px, transparent 1.3px);
  background-size: 28px 28px; background-position: 14px 14px;
  -webkit-mask-image: radial-gradient(120% 90% at 50% 0%, #000 0%, rgba(0,0,0,.55) 55%, rgba(0,0,0,.25) 100%);
  mask-image: radial-gradient(120% 90% at 50% 0%, #000 0%, rgba(0,0,0,.55) 55%, rgba(0,0,0,.25) 100%); }
.bgfx-glow { width: 90vmax; height: 90vmax; left: 38%; top: -42vmax; border-radius: 50%;
  background: radial-gradient(closest-side, rgba(232, 241, 247, 0.055), rgba(232, 241, 247, 0.018) 55%, transparent 100%); }
.bgfx-glow.b { width: 70vmax; height: 70vmax; left: -34vmax; top: 55vh; opacity: .7; }
.bgfx-ring { width: 118vmax; height: 118vmax; right: -52vmax; top: -40vmax; opacity: .9; transform-origin: 50% 50%; }
.bgfx-ring circle, .bgfx-ring path { fill: none; stroke: rgba(232, 241, 247, 0.045); }
.bgfx-ring .k { stroke: rgba(232, 241, 247, 0.07); stroke-dasharray: 1 9; }
.bgfx-ring .h { fill: rgba(232, 241, 247, 0.05); stroke: none; }
.bgfx-grain { inset: 0; opacity: .045; will-change: auto;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 .9 0'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)'/%3E%3C/svg%3E"); }
@media (max-width: 767px) {
  .bgfx-ring { width: 150vmax; height: 150vmax; right: -95vmax; top: -30vmax; }
  .bgfx-glow { left: 10%; }
}
/* this layer replaces the interim accent once shipped in a hand-edited site.css
   (body::before / body::after grid + glow, section + section::before hairlines): never stack the two */
body::before, body::after { content: none !important; display: none !important; }
section + section:not(.rule-top)::before { content: none !important; }
/* sections that used a flat page colour stay transparent so the layer shows through */
.footer { position: relative; }

/* ---------- reveal ---------- */
html.mo .rv { opacity: 0; transform: translate3d(0, var(--rv-d), 0);
  transition: opacity 700ms var(--ease-out), transform 900ms var(--ease-out);
  transition-delay: calc(var(--i, 0) * 70ms); }
html.mo .rv.in { opacity: 1; transform: none; }
html.mo .rv-soft { --rv-d: 12px; }

/* hero entrance */
html.mo .hero-in { opacity: 0; transform: translate3d(0, 22px, 0); animation: hero-in 900ms var(--ease-out) forwards; animation-delay: calc(var(--i, 0) * 80ms + 80ms); }
@keyframes hero-in { to { opacity: 1; transform: none; } }

/* hairline draw-in across each section break */
html.mo .rule-top::before { transform: translateX(-50%) scaleX(0); transform-origin: 0 50%; transition: transform 1400ms var(--ease-io); }
html.mo .rule-top.ruled::before { transform: translateX(-50%) scaleX(1); }
.rule-top::after { content: ""; position: absolute; top: -2px; left: 0; width: 5px; height: 5px; border-radius: 50%; background: var(--text); opacity: 0; pointer-events: none; }
html.mo .rule-top.ruled::after { animation: rule-dot 1400ms var(--ease-io) forwards; }
@keyframes rule-dot { 0% { opacity: 0; transform: translateX(0); } 10% { opacity: .9; } 85% { opacity: .9; } 100% { opacity: 0; transform: translateX(calc(100vw - 5px)); } }

/* share bars grow from the left */
html.mo .share i { transform: scaleX(0); transform-origin: 0 50%; transition: transform 1100ms var(--ease-out); transition-delay: calc(var(--i, 0) * 90ms + 150ms); }
html.mo .in .share i, html.mo .share.in i { transform: none; }

/* ---------- hover: rows lift one step, nothing moves ---------- */
@media (hover: hover) {
  .t tbody tr { transition: background-color 150ms var(--ease-out); }
  .t tbody tr:hover { background: linear-gradient(90deg, rgba(232, 241, 247, 0.03), transparent 85%); }
  .kv > div { transition: background-color 150ms var(--ease-out); }
  .kv > div:hover { background: linear-gradient(90deg, transparent, rgba(232, 241, 247, 0.025) 50%, transparent); }
  .limits li, .disc li { transition: color 150ms var(--ease-out); }
  .limits li:hover::before { color: var(--text); }
}

/* live status dot breathes */
.st[data-state="live"]::before { animation: st-breathe 2.4s ease-in-out infinite; }
@keyframes st-breathe { 50% { opacity: .35; } }

/* ---------- scan-line sweep (once, on first view) ---------- */
.scan-fx { position: relative; overflow: hidden; }
.scan-fx::after { content: ""; position: absolute; inset: 0; z-index: 3; pointer-events: none; opacity: 0; transform: translateY(-100%);
  background: linear-gradient(180deg, transparent 0%, rgba(232,241,247,0) 60%, rgba(232,241,247,.045) 93%, rgba(232,241,247,.18) 99.5%, transparent 100%); }
.scan-fx.scanned::after { animation: scan 1300ms var(--ease-io) 1 both; }
@keyframes scan { 0% { opacity: 1; transform: translateY(-100%); } 80% { opacity: 1; } 100% { opacity: 0; transform: translateY(100%); } }

/* ---------- heading scramble: real text stays in the DOM ---------- */
.scr-wrap { position: relative; display: inline-block; max-width: 100%; }
.scr-fx { position: absolute; inset: 0; pointer-events: none; opacity: 0; white-space: inherit; }
.is-scr .scr-real { opacity: 0; }
.is-scr .scr-fx { opacity: 1; }

/* ---------- pillars: glyph + sequence ---------- */
.pg { display: block; width: 44px; height: 44px; margin-bottom: 4px; overflow: visible; color: var(--text); }
.pg * { vector-effect: non-scaling-stroke; }
.pg .o { fill: none; stroke: var(--line-hover); stroke-width: 1; }
.pg .s { fill: none; stroke: var(--text); stroke-width: 1.4; stroke-linecap: round; }
.pg .f { fill: var(--text); }
.pg .arc { stroke-dasharray: 100; stroke-dashoffset: 100; }
.pg .hand { transform-origin: 22px 22px; transform: rotate(-90deg); }
.pg .ping { transform-origin: 22px 22px; opacity: 0; }
.pg .gd { opacity: .3; }
.pg .hx { stroke: var(--text); }
.pg .lk { opacity: 0; }
.pillar.on .pg .arc { animation: pg-arc 2400ms var(--ease-io) forwards; }
.pillar.on .pg .hand { animation: pg-hand 2400ms var(--ease-io) forwards; }
.pillar.on .pg .ping { animation: pg-ping 2600ms var(--ease-out) infinite; }
.pillar.on .pg .ping.b { animation-delay: 1300ms; }
.pillar.on .pg .gd { animation: pg-gd 2600ms steps(1) infinite; }
.pillar.on .pg .gd:nth-of-type(2) { animation-delay: 860ms; }
.pillar.on .pg .gd:nth-of-type(3) { animation-delay: 1720ms; }
.pillar.on .pg .hx { animation: pg-fz 1600ms var(--ease-out) 300ms forwards; }
.pillar.on .pg .shock { animation: pg-shock 1100ms var(--ease-out) 300ms 1 both; }
.pillar.on .pg .lk { animation: pg-lk 400ms var(--ease-out) 900ms forwards; }
.pg .shock { fill: none; stroke: var(--negative); stroke-width: 1; transform-origin: 22px 22px; opacity: 0; }
@keyframes pg-arc { to { stroke-dashoffset: 75; } }
@keyframes pg-hand { to { transform: rotate(0deg); } }
@keyframes pg-ping { 0% { opacity: .7; transform: scale(.3); } 100% { opacity: 0; transform: scale(1.25); } }
@keyframes pg-gd { 0% { opacity: 1; } 33% { opacity: .3; } }
@keyframes pg-fz { 0% { stroke: var(--text); } 30%, 100% { stroke: var(--negative); } }
@keyframes pg-shock { 0% { opacity: .9; transform: scale(.6); } 100% { opacity: 0; transform: scale(1.6); } }
@keyframes pg-lk { to { opacity: 1; } }
html.mo .pillar { transition: opacity 500ms var(--ease-out); }
html.mo .pillars.seq .pillar:not(.on) { opacity: .42; }
@media (prefers-reduced-motion: reduce) {
  .pg .arc { stroke-dashoffset: 75; } .pg .hand { transform: none; } .pg .gd { opacity: 1; } .pg .hx { stroke: var(--negative); } .pg .lk { opacity: 1; }
}

/* ---------- sticky CTA ---------- */
.scta { position: fixed; right: 24px; bottom: 24px; z-index: 40; display: inline-flex; align-items: center; gap: 10px; height: 44px; padding: 0 18px 0 14px; border-radius: 999px;
  background: var(--text); color: var(--accent-ink); font-size: 14px; font-weight: 500; box-shadow: 0 10px 30px -10px rgba(0,0,0,.8), 0 0 0 1px rgba(232,241,247,.12);
  opacity: 0; transform: translate3d(0, 16px, 0); visibility: hidden; pointer-events: none;
  transition: opacity 300ms var(--ease-out), transform 300ms var(--ease-out), visibility 0s linear 300ms; }
.scta.on { opacity: 1; transform: none; visibility: visible; pointer-events: auto; transition: opacity 300ms var(--ease-out), transform 300ms var(--ease-out); }
.scta svg { width: 18px; height: 18px; }
.scta:hover { background: var(--accent); }
@media (max-width: 767px) { .scta { right: 16px; bottom: max(16px, env(safe-area-inset-bottom)); } }

/* logo ring turns with scroll */
.logo svg { transform: rotate(var(--logo-r, 0deg)); transition: none; }

/* whitepaper TOC scroll-spy */
.toc a[aria-current] { color: var(--text); }
.toc a { transition: color 150ms var(--ease-out); }

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  .bgfx > * { animation: none !important; }
  }


/* pillar glyphs (ELYSIUM): orbit marker travels, ring tilts, monolith beam brightens */
.pg .orb { transform-origin: 22px 22px; }
.pillar.on .pg .orb { animation: pg-orb 6s linear infinite; }
@keyframes pg-orb { 0% { transform: translateX(0) scale(1); } 25% { transform: translateX(-18px) translateY(7px) scale(1.15); } 50% { transform: translateX(-36px) scale(1); } 75% { transform: translateX(-18px) translateY(-7px) scale(.8); } 100% { transform: translateX(0) scale(1); } }
.pg .tilt { transform-origin: 22px 22px; transform: rotate(-24deg); opacity: .55; }
.pillar.on .pg .tilt { animation: pg-tilt 5s ease-in-out infinite alternate; }
@keyframes pg-tilt { to { transform: rotate(24deg); } }
.pg .beam { stroke: var(--accent); opacity: .35; }
.pillar.on .pg .beam { animation: pg-beam 2.8s ease-in-out infinite; }
@keyframes pg-beam { 50% { opacity: 1; } }
.bgfx-ring ellipse { fill: none; stroke: rgba(232, 241, 247, 0.045); }
.bgfx-ring .k { stroke-dasharray: 1 9; stroke: rgba(232, 241, 247, 0.07); }
@media (prefers-reduced-motion: reduce) { .pg .beam { opacity: 1; } }