/* No colour literals here: every colour is a token from tokens.css. No ch units. */
:root {
  --sans: "Geist", ui-sans-serif, system-ui, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: "Geist Mono", ui-monospace, "Cascadia Mono", "SF Mono", Consolas, "Liberation Mono", monospace;
  --bg: var(--paper);
  --fg: var(--ink);
  --card: var(--mark);
  --muted: color-mix(in srgb, var(--ink) 68%, var(--paper));
  --hair: color-mix(in srgb, var(--rule) 100%, transparent);
  --hair-strong: color-mix(in srgb, var(--ink) 38%, transparent);
  --radius: 2px;
  --tap: 44px;
  --gutter: 16px;
  --maxw: 72rem;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 140px; }
body {
  margin: 0; min-height: 100dvh; display: flex; flex-direction: column;
  font-family: var(--sans); font-size: 16px; line-height: 1.5; color: var(--fg); background: var(--bg);
  -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
h1, h2, h3, p, ol, ul, dl, dd { margin: 0; padding: 0; }
ol, ul { list-style: none; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
svg { display: block; flex: none; }
.mono { font-family: var(--mono); }
.num { font-variant-numeric: tabular-nums; }
.sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }
:focus-visible { outline: 2px solid var(--ink); outline-offset: 2px; }
.skip { position: absolute; left: 8px; top: -60px; z-index: 100; background: var(--ink); color: var(--paper); padding: 10px 14px; }
.skip:focus { top: 8px; }

/* reveal: only hide when script can run */
.js [data-reveal]:not([data-revealed]) { opacity: 0; }

/* progress */
.progress { position: fixed; inset: 0 0 auto 0; height: 2px; z-index: 60; pointer-events: none; }
.progress span { display: block; height: 100%; background: var(--ink); transform: scaleX(0); transform-origin: 0 50%; will-change: transform; }

/* header */
.head { position: sticky; top: 0; z-index: 40; background: color-mix(in srgb, var(--paper) 90%, transparent); -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); border-bottom: 1px solid var(--hair); }
.ca { background: var(--ink-deep); color: var(--mark); border-bottom: 1px solid var(--hair); }
.ca-in { display: flex; align-items: center; justify-content: center; gap: 12px; min-height: 56px; padding-block: 8px; }
.ca-k { font-family: var(--mono); font-size: 12px; letter-spacing: .05em; text-transform: uppercase; opacity: .6; flex: none; }
.ca-btn {
  position: relative; display: flex; align-items: center; justify-content: center; gap: 12px; min-height: var(--tap); min-width: var(--tap);
  max-width: 100%; padding: 6px 10px; font-family: var(--mono); font-weight: 500;
  font-size: clamp(15px, 1rem + 0.9vw, 28px); line-height: 1.25; text-align: left;
  overflow-wrap: anywhere; word-break: break-all; color: inherit; transition: opacity .15s var(--ease-standard), background-color .15s var(--ease-standard);
}
.ca-btn:hover:not([aria-disabled="true"]) { background: color-mix(in srgb, var(--mark) 10%, transparent); }
.ca-btn[aria-disabled="true"] { cursor: default; opacity: .72; }
.ca-btn:focus-visible { outline-color: var(--mark); }
.ca-btn svg { opacity: .7; }
.ca-fb { position: absolute; right: 8px; top: -2px; transform: translateY(-100%); background: var(--mark); color: var(--ink-deep); font: 500 12px/1 var(--mono); padding: 6px 8px; opacity: 0; pointer-events: none; transition: opacity .15s var(--ease-standard); white-space: nowrap; }
.ca-btn.is-done .ca-fb, .ca-btn.is-fail .ca-fb { opacity: 1; }
.ca-pend { letter-spacing: .02em; }

.bar { display: flex; align-items: center; gap: 24px; height: 56px; }
.brand { display: flex; align-items: center; gap: 8px; min-height: var(--tap); }
.brand-mark { width: 28px; height: auto; color: var(--ink); }
.brand-name { font-size: 15px; font-weight: 600; letter-spacing: -.025em; }
.nav { display: none; align-items: center; gap: 4px; }
.nav a { display: inline-flex; align-items: center; min-height: var(--tap); padding: 0 12px; font-size: 14px; color: var(--muted); transition: color .15s var(--ease-standard); }
.nav a:hover { color: var(--fg); }
.nav-m { display: flex; gap: 4px; overflow-x: auto; border-bottom: 1px solid var(--hair); padding-inline: 8px; scrollbar-width: none; }
.nav-m a { display: inline-flex; align-items: center; min-height: var(--tap); white-space: nowrap; padding: 0 12px; font-size: 14px; color: var(--muted); }
.social { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.soc { display: flex; align-items: center; justify-content: center; width: var(--tap); height: var(--tap); border: 1px solid var(--hair); color: var(--muted); transition: color .15s var(--ease-standard), border-color .15s var(--ease-standard), background-color .15s var(--ease-standard); }
a.soc:hover { color: var(--fg); border-color: var(--hair-strong); background: var(--card); }
.soc.is-inert { border-style: dashed; opacity: .6; cursor: not-allowed; }
.soc svg { width: 20px; height: 20px; }

/* layout */
.stack { display: flex; flex-direction: column; gap: 64px; padding-block: 48px; flex: 1; }
.sec { display: flex; flex-direction: column; gap: 24px; }
.sec-head { display: flex; flex-direction: column; gap: 8px; }
h2 { font-size: 20px; line-height: 1.4; font-weight: 600; letter-spacing: -.025em; }
.sec-sub { color: var(--muted); font-size: 14px; line-height: 1.625; max-width: 36rem; }

/* hero */
.hero { position: relative; display: grid; align-items: end; gap: 40px; isolation: isolate; padding-block: 8px; }
.hero-copy { display: flex; flex-direction: column; gap: 24px; }
.eyebrow { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.pill { display: inline-flex; align-items: center; gap: 8px; min-height: 28px; padding: 0 10px; border: 1px solid var(--hair); background: var(--card); font: 500 11px/1 var(--mono); letter-spacing: .05em; text-transform: uppercase; }
.dot { position: relative; width: 8px; height: 8px; border-radius: 50%; background: var(--ink); animation: pulse-dot 1.6s ease-in-out infinite; }
.dot::after { content: ""; position: absolute; inset: -4px; border-radius: 50%; border: 1px solid var(--ink); opacity: 0; animation: ping 1.6s var(--ease-pulse) infinite; }
.pill[data-mode="connecting"] .dot, .pill[data-mode="retry"] .dot { background: var(--mute); }
.pill[data-mode="down"] .dot { animation: none; background: transparent; border: 1px solid var(--ink); }
.pill[data-mode="down"] .dot::after { display: none; }
.chip-s { display: inline-flex; align-items: center; min-height: 28px; padding: 0 10px; border: 1px solid var(--hair); font: 500 11px/1 var(--mono); letter-spacing: .05em; text-transform: uppercase; color: var(--muted); }
h1 { max-width: 48rem; font-size: 48px; line-height: 1.02; font-weight: 600; letter-spacing: -.025em; text-wrap: balance; }
.lede { max-width: 36rem; font-size: 18px; line-height: 1.625; color: var(--muted); text-wrap: pretty; }
.cta { display: flex; flex-wrap: wrap; gap: 12px; }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: var(--tap); padding: 0 18px; font-size: 14px; font-weight: 500; border: 1px solid transparent; border-radius: 8px; transition: background-color .15s var(--ease-standard), color .15s var(--ease-standard), border-color .15s var(--ease-standard), transform .15s var(--ease-standard); }
.btn:active { transform: translateY(1px); }
.btn-solid { background: var(--ink); color: var(--paper); }
.btn-solid:hover { background: color-mix(in srgb, var(--ink) 82%, var(--paper)); }
.btn-line { border-color: var(--hair-strong); background: var(--bg); }
.btn-line:hover { background: var(--card); }

.mesh { position: absolute; inset: -40px calc(var(--gutter) * -1); z-index: -1; overflow: hidden; pointer-events: none;
  -webkit-mask-image: linear-gradient(to bottom, var(--ink) 70%, transparent); mask-image: linear-gradient(to bottom, var(--ink) 70%, transparent); }
.layer { position: absolute; inset: 0; will-change: transform; }
.blob { position: absolute; border-radius: 50%; filter: blur(48px); animation: drift 22s ease-in-out infinite alternate; }
.b1 { width: 520px; height: 520px; left: -8%; top: -18%; background: radial-gradient(closest-side, color-mix(in srgb, var(--ink) 11%, transparent), transparent); }
.b2 { width: 440px; height: 440px; right: 2%; top: 6%; background: radial-gradient(closest-side, color-mix(in srgb, var(--mute) 30%, transparent), transparent); animation-duration: 28s; animation-delay: -6s; }
.b3 { width: 320px; height: 320px; left: 42%; bottom: -14%; background: radial-gradient(closest-side, color-mix(in srgb, var(--ink) 8%, transparent), transparent); animation-duration: 18s; animation-delay: -11s; }
.gridlines { position: absolute; inset: 0; background-image: linear-gradient(to right, color-mix(in srgb, var(--rule) 70%, transparent) 1px, transparent 1px), linear-gradient(to bottom, color-mix(in srgb, var(--rule) 70%, transparent) 1px, transparent 1px); background-size: 64px 64px; opacity: .55; }
.ring { position: absolute; border: 1px solid var(--hair-strong); border-radius: 50%; animation: spin-slow 80s linear infinite; }
.r1 { width: 420px; height: 420px; right: 4%; top: -6%; border-style: dashed; opacity: .45; }
.r2 { width: 220px; height: 220px; left: 48%; top: 38%; opacity: .35; animation-direction: reverse; animation-duration: 120s; }

.lead { position: relative; display: flex; flex-direction: column; gap: 8px; padding: 20px; min-width: 0; }
.lead-k { font-size: 11px; letter-spacing: .05em; text-transform: uppercase; color: var(--muted); }
.lead-v { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.lead-sym { font-size: 20px; font-weight: 500; }
.lead-px { font-size: 32px; line-height: 1.1; letter-spacing: -.02em; }
.lead-n { font-size: 12px; color: var(--muted); line-height: 1.5; max-width: 16rem; }
.lead-skel { display: none; position: absolute; inset: 20px; border-radius: 2px; background: linear-gradient(100deg, var(--rule) 30%, color-mix(in srgb, var(--rule) 40%, var(--paper)) 50%, var(--rule) 70%); background-size: 220% 100%; animation: shimmer 1.4s linear infinite; }
.lead[data-skel="on"] .lead-skel { display: block; }
.lead[data-skel="on"] > :not(.lead-skel) { visibility: hidden; }

/* cards, spotlight */
.card { border: 1px solid var(--hair); background: var(--card); border-radius: var(--radius); }
[data-spot] { position: relative; isolation: isolate; transition: border-color .15s var(--ease-standard); }
[data-spot]::before { content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none; opacity: 0; transition: opacity .15s var(--ease-standard);
  background: radial-gradient(260px circle at var(--sx, 50%) var(--sy, 50%), color-mix(in srgb, var(--ink) 9%, transparent), transparent 70%); }
[data-spot]:hover { border-color: color-mix(in srgb, var(--ink) 40%, transparent); }
[data-spot]:hover::before { opacity: 1; }

/* stat tiles */
.stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-block: 1px solid var(--hair); }
.tile-stat { display: flex; flex-direction: column; gap: 4px; padding: 20px 12px; min-width: 0; }
.tile-stat:first-child { padding-left: 0; }
.tile-stat + .tile-stat { border-left: 1px solid var(--hair); }
.tile-stat dt { font-size: 12px; line-height: 1.33; color: var(--muted); }
.tile-stat dd { font-size: clamp(18px, 5.4vw, 24px); line-height: 1.33; border-radius: 2px; align-self: flex-start; }
.tile-stat[data-skel="on"] dd { color: transparent; min-width: 56px; background: linear-gradient(100deg, var(--rule) 30%, color-mix(in srgb, var(--rule) 40%, var(--paper)) 50%, var(--rule) 70%); background-size: 220% 100%; animation: shimmer 1.4s linear infinite; }

/* flash */
.flash-up { animation: flash-up .9s var(--ease-standard) 1; }
.flash-down { animation: flash-down .9s var(--ease-standard) 1; }

/* ticker */
.ticker { border-block: 1px solid var(--hair); overflow: hidden; }
.tk-wrap { overflow: hidden; -webkit-mask-image: linear-gradient(to right, transparent, var(--ink) 6%, var(--ink) 94%, transparent); mask-image: linear-gradient(to right, transparent, var(--ink) 6%, var(--ink) 94%, transparent); }
.tk-track { display: flex; width: max-content; animation: marquee var(--tk-time, 40s) linear infinite; }
.ticker:hover .tk-track, .ticker:focus-within .tk-track { animation-play-state: paused; }
.tk-seg { display: flex; flex: none; }
.tk { display: inline-flex; align-items: center; gap: 10px; min-height: var(--tap); padding: 0 20px; border-right: 1px solid var(--hair); font-size: 13px; white-space: nowrap; }
.tk-sym { font-weight: 500; }
.tk-px { color: var(--muted); }
.tk-ch, .chg { font-size: 12px; }
.is-up { color: var(--ink); font-weight: 600; }
.is-down { color: var(--muted); }
.tk-skel { display: inline-flex; align-items: center; gap: 10px; min-height: var(--tap); padding: 0 20px; border-right: 1px solid var(--hair); }
.tk-skel i, .skel-bar { display: block; border-radius: 2px; background: linear-gradient(100deg, var(--rule) 30%, color-mix(in srgb, var(--rule) 40%, var(--paper)) 50%, var(--rule) 70%); background-size: 220% 100%; animation: shimmer 1.4s linear infinite; }
.tk-skel i:nth-child(1) { width: 44px; height: 10px; } .tk-skel i:nth-child(2) { width: 52px; height: 10px; } .tk-skel i:nth-child(3) { width: 36px; height: 10px; }
.ticker[data-skel="off"] .tk-skel { display: none; }
.ticker[data-skel="on"] .tk-track { animation: none; }

/* tabs */
.tabs { position: relative; display: flex; gap: 4px; border-bottom: 1px solid var(--hair); overflow-x: auto; scrollbar-width: none; }
.tabs [role="tab"] { min-height: var(--tap); padding: 0 14px; font-size: 14px; color: var(--muted); transition: color .15s var(--ease-standard); white-space: nowrap; }
.tabs [role="tab"]:hover, .tabs [role="tab"][aria-selected="true"] { color: var(--fg); }
.tab-ink { position: absolute; left: 0; bottom: -1px; height: 2px; width: 0; background: var(--ink); transition: transform .3s var(--ease-standard), width .3s var(--ease-standard); }

/* grid of tokens */
.grid { display: grid; gap: 16px; grid-template-columns: minmax(0, 1fr); }
.feed-err { padding: 14px 16px; border: 1px dashed var(--hair-strong); font-size: 14px; color: var(--muted); }
.feed-err[hidden] { display: none; }
.tok { display: flex; flex-direction: column; gap: 20px; padding: 20px; }
.tok.is-enter { opacity: 0; transform: translateY(10px); }
.tok.is-enter.is-ready { opacity: 1; transform: none; transition: opacity .5s var(--ease-standard), transform .5s var(--ease-standard), border-color .15s var(--ease-standard); transition-delay: calc(var(--i, 0) * 55ms), calc(var(--i, 0) * 55ms), 0s; }
.tok-head { display: flex; align-items: flex-start; gap: 16px; }
.logo { position: relative; flex: none; width: 48px; height: 48px; background: var(--paper); overflow: hidden; }
.logo img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; transition: opacity .3s var(--ease-standard); }
.logo img.ok { opacity: 1; }
.tile { position: absolute; inset: 0; display: grid; place-items: center; font: 600 20px/1 var(--mono); background: var(--ink); color: var(--paper); }
.tile[data-tone="1"] { background: var(--mute); color: var(--ink-deep); }
.tile[data-tone="2"] { background: var(--rule); color: var(--ink); }
.tok-id { min-width: 0; flex: 1; display: flex; flex-direction: column; gap: 4px; }
.tok-top { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.tok-name { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.tok-sym { font-size: 12px; color: var(--muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.chg { flex: none; padding: 2px 6px; border: 1px solid var(--hair); }
.stats3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; padding-top: 16px; border-top: 1px solid var(--hair); font-size: 14px; }
.stats3 > div { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.stats3 dt { font-size: 12px; color: var(--muted); }
.stats3 dd { font-size: 14px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; border-radius: 2px; }
.tok-foot { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-top: -8px; }
.addr { font-size: 12px; color: var(--muted); }
.copy { position: relative; display: inline-flex; align-items: center; justify-content: center; gap: 6px; min-width: var(--tap); min-height: var(--tap); margin: -8px -10px -8px 0; padding: 0 10px; color: var(--muted); transition: color .15s var(--ease-standard), background-color .15s var(--ease-standard); }
.copy:hover { color: var(--fg); background: color-mix(in srgb, var(--ink) 6%, transparent); }
.copy-fb { font: 500 11px/1 var(--mono); }
.copy.is-done { color: var(--fg); }
.rank { position: absolute; right: 20px; bottom: 20px; opacity: 0; }

/* skeleton cards */
.skel-card { display: flex; flex-direction: column; gap: 20px; padding: 20px; min-height: 174px; }
.skel-card .row { display: flex; gap: 16px; align-items: center; }
.skel-card .grow { flex: 1; }
.skel-card .sq { width: 48px; height: 48px; flex: none; }
.skel-card .ln { height: 12px; width: 60%; } .skel-card .ln.s { width: 32%; height: 10px; margin-top: 8px; }
.skel-card .tri { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; padding-top: 16px; border-top: 1px solid var(--hair); }
.skel-card .tri i { height: 28px; }
.skel-card.is-halt .skel-bar, .skel-card.is-halt i { animation: none; opacity: .5; }

/* method */
.steps { display: grid; gap: 16px; grid-template-columns: minmax(0, 1fr); }
.step { display: flex; flex-direction: column; gap: 12px; padding: 24px 20px; }
.step-n { font-size: 12px; letter-spacing: .05em; color: var(--muted); }
.step h3 { font-size: 16px; line-height: 1.4; font-weight: 600; letter-spacing: -.01em; }
.step p { font-size: 14px; line-height: 1.625; color: var(--muted); }

/* channels */
.chips { display: grid; gap: 12px; grid-template-columns: minmax(0, 1fr); }
.chip { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: var(--tap); padding: 12px 16px; border: 1px solid var(--hair); background: var(--card); font-size: 14px; }
.chip .k { font-weight: 500; }
.chip .v { font: 500 12px/1 var(--mono); letter-spacing: .05em; text-transform: uppercase; color: var(--muted); }
a.chip, button.chip { width: 100%; text-align: left; transition: border-color .15s var(--ease-standard), background-color .15s var(--ease-standard); }
a.chip:hover, button.chip:hover { border-color: var(--hair-strong); background: var(--paper); }
.chip.is-inert { border-style: dashed; background: transparent; color: var(--muted); cursor: not-allowed; }
.chip.is-fact { background: transparent; }
.chip .chip-fb { font: 500 11px/1 var(--mono); color: var(--fg); }

/* footer */
.foot { border-top: 1px solid var(--hair); }
.foot-in { display: flex; flex-direction: column; gap: 8px; padding-block: 32px; font-size: 12px; line-height: 1.33; color: var(--muted); }

/* keyframes (pulse-dot and pulse measured off the reference stylesheet) */
@keyframes pulse-dot { 0%, 100% { opacity: 1; } 50% { opacity: .25; } }
@keyframes ping { 0% { transform: scale(.6); opacity: .5; } 80%, 100% { transform: scale(1.8); opacity: 0; } }
@keyframes drift { from { transform: translate3d(0, 0, 0) scale(1); } to { transform: translate3d(36px, 24px, 0) scale(1.12); } }
@keyframes spin-slow { to { transform: rotate(360deg); } }
@keyframes shimmer { from { background-position: 120% 0; } to { background-position: -120% 0; } }
@keyframes marquee { to { transform: translate3d(-50%, 0, 0); } }
@keyframes flash-up { from { background: color-mix(in srgb, var(--ink) 18%, transparent); } to { background: transparent; } }
@keyframes flash-down { from { background: color-mix(in srgb, var(--mute) 34%, transparent); } to { background: transparent; } }

/* breakpoints: sm 640, md 768, lg 1024 (reference breakpoints) */
@media (min-width: 640px) {
  .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .chips { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .foot-in { flex-direction: row; justify-content: space-between; }
  .tile-stat { padding: 20px; }
}
@media (min-width: 768px) {
  :root { --gutter: 16px; }
  .nav { display: flex; }
  .nav-m { display: none; }
  .stack { padding-block: 80px; }
  h1 { font-size: 72px; }
  .hero { grid-template-columns: minmax(0, 1fr) auto; }
  .lead { width: 288px; }
}
@media (min-width: 1024px) {
  .grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .steps { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .chips { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 480px) {
  .tile-stat { padding: 16px 8px; }
  .lede { font-size: 16px; }
  .ca-in { flex-direction: column; gap: 0; min-height: 0; padding-block: 6px; }
  .ca-btn { justify-content: center; text-align: center; padding-block: 2px; }
  .ca-btn svg { display: none; }
  .ca-fb { top: auto; bottom: -2px; right: 50%; transform: translate(50%, 100%); }
}

/* reduced motion: instant everything, zero movement */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js [data-reveal]:not([data-revealed]) { opacity: 1; }
  .layer { transform: none !important; }
  .tk-wrap { overflow-x: auto; -webkit-mask-image: none; mask-image: none; }
  .tk-track { transform: none; }
  .tk-seg[aria-hidden="true"] { display: none; }
  .tok.is-enter { opacity: 1; transform: none; }
  .dot::after { display: none; }
}