/* ODP demo UI — Dark / Protocol / Precise / Alive.
   Presentation only: all rulings / rankings / allocations come from the
   real pipeline API. Nothing visual here overrides protocol data. */

:root {
  --bg: #060a08;
  --panel: rgba(255, 255, 255, 0.025);
  --panel-2: rgba(255, 255, 255, 0.045);
  --line: rgba(255, 255, 255, 0.08);
  --line-2: rgba(255, 255, 255, 0.16);
  --text: #f2f7f4;
  --muted: #8fa39a;
  --accent: #14f195;
  --accent-2: #9945ff;
  --allow: #14f195;
  --watch: #f5b83d;
  --reject: #ff5c7a;
  --radius: 12px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scrollbar-color: #22332c var(--bg); }

body {
  background: var(--bg);
  color: var(--text);
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  font-feature-settings: "tnum" 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
}
/* ambient protocol field: top glow + faint blueprint grid */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(900px 480px at 50% -140px, rgba(20, 241, 149, 0.09), transparent 62%),
    radial-gradient(700px 420px at 88% 8%, rgba(153, 69, 255, 0.05), transparent 60%);
}
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.028) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(#000 0%, transparent 34%);
  -webkit-mask-image: linear-gradient(#000 0%, transparent 34%);
}

::selection { background: rgba(20, 241, 149, 0.28); }

/* ── header: protocol rail ─────────────────────────────────────────── */

header {
  padding: 18px 32px 14px;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  border-bottom: 1px solid var(--line);
}
.brand { font-weight: 700; letter-spacing: 0.02em; }
.tagline { color: var(--muted); font-size: 13px; }
#steps { margin-left: auto; font-size: 13px; color: var(--muted); display: flex; gap: 4px; align-items: center; }
#steps span { display: inline-flex; align-items: center; gap: 7px; padding: 5px 11px; border-radius: 999px; }
#steps .node,
.node {
  width: 7px; height: 7px; border-radius: 50%;
  background: #2a3a33; flex: none;
  transition: background 0.2s ease, box-shadow 0.2s ease;
}
#steps span.active { color: var(--text); }
#steps span.active .node { background: var(--accent); box-shadow: 0 0 10px rgba(20, 241, 149, 0.9); animation: breathe 2.4s ease-in-out infinite; }
#steps span.done { color: var(--accent); }
#steps span.done .node { background: var(--accent); opacity: 0.75; }
.rail { width: 26px; height: 1px; background: var(--line-2); flex: none; }

main { flex: 1; width: min(1080px, 100%); margin: 0 auto; padding: 56px 28px 72px; }

footer {
  border-top: 1px solid var(--line);
  padding: 14px 32px;
  color: var(--muted);
  font-size: 12px;
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}
.demo-wallet-badge {
  border: 1px solid var(--watch);
  color: var(--watch);
  padding: 2px 8px;
  border-radius: 6px;
  font-size: 11px;
  letter-spacing: 0.08em;
}

/* ── type scale ────────────────────────────────────────────────────── */

.mega {
  font-size: clamp(52px, 8.5vw, 112px);
  line-height: 1.02;
  letter-spacing: -0.035em;
  font-weight: 800;
}
.mega em, h1 em { color: var(--accent); font-style: normal; }
.scene-title { font-size: clamp(30px, 4.2vw, 50px); letter-spacing: -0.02em; line-height: 1.12; margin-bottom: 10px; }
h1 em { color: var(--accent); font-style: normal; }
.sub { color: var(--muted); margin-bottom: 30px; font-size: 15.5px; line-height: 1.6; }
.kicker {
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.22em;
  font-weight: 700;
  margin: 44px 0 14px;
}
.center { text-align: center; }
.mono { font-family: ui-monospace, Consolas, monospace; font-size: 12px; color: var(--muted); word-break: break-all; }

/* ── motion ────────────────────────────────────────────────────────── */

@keyframes rise { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
.rise, .leaf, .eq, .judgment, .dim { animation: rise 0.55s ease backwards; }
@keyframes flow { to { stroke-dashoffset: -14; } }
@keyframes breathe { 0%, 100% { opacity: 1; } 50% { opacity: 0.55; } }
@keyframes spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

/* ── scene 1 — hero ────────────────────────────────────────────────── */

.hero { padding: 26px 0 10px; text-align: center; }
.hero-sub { color: var(--muted); font-size: 17px; max-width: 640px; margin: 26px auto 0; line-height: 1.65; }
.proto-flow {
  margin: 44px auto 0;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}
.flow-node {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--muted); text-decoration: none; font-size: 14px; font-weight: 600;
  padding: 7px 14px; border-radius: 999px;
  transition: color 0.15s ease, border-color 0.15s ease;
  border: 1px solid transparent;
}
.flow-node:hover { color: var(--text); border-color: var(--line-2); }
.flow-node .node { width: 6px; height: 6px; }
.flow-node.active { color: var(--text); border-color: var(--line-2); }
.flow-node.active .node { background: var(--accent); box-shadow: 0 0 10px rgba(20, 241, 149, 0.9); }

.proof-strip { margin-top: 74px; }
.strip-label {
  color: var(--muted); font-size: 11px; letter-spacing: 0.22em; font-weight: 700;
  padding-bottom: 10px; border-bottom: 1px solid var(--line);
}
.strip-row {
  display: grid;
  grid-template-columns: 200px 96px 1fr auto;
  gap: 18px;
  align-items: center;
  padding: 15px 6px;
  border-bottom: 1px solid var(--line);
}
.strip-row .who { display: flex; align-items: baseline; gap: 10px; min-width: 0; }
.strip-row .who b { font-size: 15.5px; }
.strip-row .why { color: var(--muted); font-size: 12.5px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.strip-row .go { color: var(--accent); font-size: 13px; font-weight: 700; white-space: nowrap; }
.strip-row.hero { cursor: pointer; transition: background 0.15s ease; border-left: 2px solid var(--accent); padding-left: 12px; }
.strip-row.hero:hover { background: rgba(20, 241, 149, 0.045); }

.badge { display: inline-block; padding: 3px 12px; border-radius: 999px; font-size: 11px; font-weight: 800; letter-spacing: 0.1em; }
.badge.ALLOW { color: #06251a; background: var(--allow); }
.badge.WATCH { color: #2b1e02; background: var(--watch); }
.badge.REJECT { color: #2b0810; background: var(--reject); }

/* ── scene 2 — trust ───────────────────────────────────────────────── */

.grid-6 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0 28px; margin-top: 8px; }
.dim { padding: 16px 2px 14px; border-top: 1px solid var(--line); }
.dim .k { color: var(--muted); font-size: 11px; letter-spacing: 0.14em; }
.dim .v { font-size: 19px; font-weight: 700; margin: 7px 0 6px; display: flex; align-items: center; gap: 9px; }
.dim .dot { width: 8px; height: 8px; border-radius: 50%; flex: none; }
.dim .dot.ok { background: var(--accent); box-shadow: 0 0 8px rgba(20, 241, 149, 0.7); }
.dim .dot.watch { background: var(--watch); }
.dim .n { color: var(--muted); font-size: 11.5px; }

.descend { width: 1px; height: 64px; margin: 26px auto 0; background: linear-gradient(var(--line-2), rgba(20, 241, 149, 0.7)); position: relative; }
.descend::after {
  content: "";
  position: absolute; left: -2.5px; top: 0;
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent);
  animation: descend-dot 2.2s ease-in infinite;
}
@keyframes descend-dot { from { top: 0; opacity: 0; } 25% { opacity: 1; } to { top: calc(100% - 6px); opacity: 0; } }

.judgment {
  margin-top: 0;
  padding: 30px 22px 28px;
  text-align: center;
  border: 1px solid rgba(20, 241, 149, 0.45);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(20, 241, 149, 0.07), rgba(20, 241, 149, 0.015));
  animation-delay: 0.15s;
}
.judgment .label { color: var(--muted); font-size: 11px; letter-spacing: 0.24em; font-weight: 700; }
.judgment .verdict {
  font-size: clamp(64px, 9vw, 116px);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.05;
  color: var(--allow);
  margin: 4px 0 6px;
  text-shadow: 0 0 44px rgba(20, 241, 149, 0.35);
}
.judgment .note { color: var(--muted); font-size: 13.5px; }
.reasons { margin-top: 14px; color: var(--muted); font-size: 13px; line-height: 1.7; }

/* ── CTA ───────────────────────────────────────────────────────────── */

.cta {
  display: inline-block; margin-top: 30px;
  background: var(--accent); color: #06251a;
  font-size: 16px; font-weight: 800; letter-spacing: 0.02em;
  padding: 14px 30px; border: none; border-radius: 9px; cursor: pointer;
  text-decoration: none;
  transition: transform 0.12s ease, filter 0.12s ease;
}
.cta:hover { filter: brightness(1.08); transform: translateY(-1px); }
.cta:disabled { opacity: 0.5; cursor: wait; transform: none; }
.cta.ghost { background: transparent; color: var(--accent); border: 1px solid var(--accent); }

/* ── scene 3 — the match tree ──────────────────────────────────────── */

.tree { position: relative; margin: 34px 0 4px; }
#tree-links { position: absolute; inset: 0; pointer-events: none; overflow: visible; }
#tree-links .link-flow {
  fill: none; stroke: var(--accent); stroke-width: 1.6;
  stroke-dasharray: 5 9;
  animation: flow 1.1s linear infinite;
  opacity: 0.9;
}
#tree-links .link-blocked { fill: none; stroke: var(--reject); stroke-width: 1.6; opacity: 0.55; }
#tree-links .link-dot { fill: var(--accent); }
#tree-links .link-x circle { fill: var(--bg); stroke: var(--reject); stroke-width: 1.4; }
#tree-links .link-x text { fill: var(--reject); text-anchor: middle; font-size: 14px; font-weight: 700; }

.tree-root { display: flex; justify-content: center; margin-bottom: 52px; }
.root-node { text-align: center; position: relative; z-index: 1; }
.root-name {
  font-size: clamp(26px, 3.4vw, 38px);
  font-weight: 800; letter-spacing: -0.01em;
  padding: 14px 34px 12px;
  border: 1px solid rgba(20, 241, 149, 0.5);
  border-radius: var(--radius);
  background: rgba(20, 241, 149, 0.05);
  box-shadow: 0 0 34px rgba(20, 241, 149, 0.12);
}
.root-sub { margin-top: 10px; color: var(--muted); font-size: 11px; letter-spacing: 0.2em; font-weight: 700; }

.tree-leaves { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 22px; }
.leaf { text-align: center; padding-top: 4px; }
.leaf-name { font-size: 21px; font-weight: 700; }
.leaf-score { margin-top: 5px; font-family: ui-monospace, Consolas, monospace; font-size: 13px; color: var(--muted); }
.leaf-status { margin-top: 8px; font-size: 11.5px; font-weight: 800; letter-spacing: 0.18em; color: var(--accent); }
.leaf-why {
  margin: 9px auto 0; max-width: 300px;
  color: var(--muted); font-size: 11.5px; line-height: 1.55;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}
.leaf.blocked .leaf-name { color: var(--reject); }
.leaf.blocked .leaf-status { color: var(--reject); }
.leaf.blocked { opacity: 0.85; }

.big-quote { text-align: center; margin: 64px 0 6px; font-size: clamp(20px, 3vw, 30px); font-weight: 800; line-height: 1.4; letter-spacing: -0.01em; }
.big-quote em { color: var(--accent); font-style: normal; }

/* match ≠ allocation — two equal big numbers */
.eq {
  display: flex; align-items: center; justify-content: center; gap: 30px;
  padding: 22px 10px;
  border-bottom: 1px solid var(--line);
  animation-delay: 0.1s;
}
.eq-id { text-align: right; min-width: 150px; }
.eq-id b { display: block; font-size: 19px; }
.eq-id span { display: block; margin-top: 3px; font-family: ui-monospace, Consolas, monospace; font-size: 12.5px; color: var(--muted); }
.eq-arrow { color: var(--muted); font-size: 26px; font-weight: 300; }
.eq-amount {
  min-width: 220px;
  font-size: clamp(54px, 6.5vw, 84px);
  font-weight: 800; letter-spacing: -0.02em; line-height: 1;
  color: var(--accent);
}

/* ── panels / evidence ─────────────────────────────────────────────── */

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px 24px;
}
.kv { display: grid; grid-template-columns: 180px 1fr; gap: 8px 16px; font-size: 14px; }
.kv .k { color: var(--muted); }

details.hashbox { margin-top: 12px; }
details.hashbox summary { color: var(--accent); cursor: pointer; font-size: 13px; }
details.hashbox .kv { margin-top: 10px; }

.status-pill { display: inline-block; padding: 4px 14px; border-radius: 999px; font-weight: 800; letter-spacing: 0.1em; font-size: 13px; }
.status-pill.ready { background: var(--allow); color: #06251a; }
.status-pill.claimed { background: var(--accent); color: #06251a; }

.check-list { margin-top: 16px; display: grid; gap: 6px; color: var(--muted); font-size: 13.5px; }
.check-list.small { font-size: 12.5px; margin-top: 14px; padding-top: 14px; border-top: 1px solid var(--line); }
.check-list .ok::before { content: "✓ "; color: var(--accent); font-weight: 700; }

/* ── scene 5 — claim ceremony ──────────────────────────────────────── */

.claim-stage { text-align: center; padding-top: 8px; }
.claim-stage .mega { margin-top: 18px; }
.claim-stage .check-list {
  max-width: 470px; margin: 26px auto 0; text-align: left;
  color: var(--muted); font-size: 14px; gap: 9px;
}
.amount-mid { margin: 34px 0 0; font-size: clamp(34px, 4.5vw, 52px); font-weight: 800; letter-spacing: -0.02em; color: var(--text); }
.amount-mid span { font-size: 15px; font-weight: 700; letter-spacing: 0.2em; color: var(--muted); margin-left: 10px; }
.mega-amount {
  margin: 18px 0 0;
  font-size: clamp(72px, 10vw, 128px);
  font-weight: 800; letter-spacing: -0.02em; line-height: 1;
  color: var(--accent);
  text-shadow: 0 0 56px rgba(20, 241, 149, 0.35);
  animation: rise 0.6s ease backwards;
}
.unit { margin-top: 12px; color: var(--muted); letter-spacing: 0.22em; font-size: 12px; font-weight: 700; }

.verified-pill {
  display: inline-flex; align-items: center; gap: 9px;
  border: 1px solid rgba(20, 241, 149, 0.5);
  color: var(--accent);
  border-radius: 999px;
  padding: 7px 16px;
  font-size: 12px; font-weight: 800; letter-spacing: 0.18em;
}
.verified-pill i { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); animation: breathe 1.6s ease-in-out infinite; }

.proof { max-width: 640px; margin: 44px auto 0; text-align: left; }
.flow-quote { text-align: center; margin: 52px 0 0; color: var(--muted); font-size: 16px; line-height: 1.5; }
.flow-quote em { color: var(--accent); font-style: normal; font-weight: 700; }

/* ── misc ──────────────────────────────────────────────────────────── */

.error-box { border: 1px solid var(--reject); color: var(--reject); padding: 14px; border-radius: 10px; margin-top: 16px; font-size: 14px; }
.spinner {
  display: inline-block; width: 16px; height: 16px;
  border: 2px solid var(--accent); border-top-color: transparent; border-radius: 50%;
  animation: spin 0.8s linear infinite; vertical-align: -3px; margin-right: 8px;
}
.link { color: var(--accent); text-decoration: none; font-size: 13.5px; }
.small-note { color: var(--muted); font-size: 12px; margin-top: 18px; }
.small-note.center { text-align: center; }

code { font-family: ui-monospace, Consolas, monospace; font-size: 12.5px; color: var(--text); }

@media (max-width: 760px) {
  main { padding: 40px 18px 56px; }
  .grid-6 { grid-template-columns: 1fr 1fr; }
  .strip-row { grid-template-columns: 1fr auto; }
  .strip-row .why { display: none; }
  .eq { gap: 18px; }
  .eq-id { min-width: 0; }
  .eq-amount { min-width: 0; }
  .kv { grid-template-columns: 130px 1fr; }
}
@media (max-width: 520px) {
  .grid-6 { grid-template-columns: 1fr; }
  .eq { flex-direction: column; gap: 6px; }
  .eq-id { text-align: center; }
  .eq-arrow { display: none; }
}