:root {
  color-scheme: dark;
  --bg: #080b10;
  --surface: #0d131c;
  --surface-2: #111a26;
  --surface-3: #162231;
  --ink: #f2f5f8;
  --muted: #97a5b7;
  --line: #263241;
  --line-bright: #3b4b60;
  --signal: #6cffc7;
  --signal-dim: rgba(108, 255, 199, 0.12);
  --blue: #7b9dff;
  --blue-dim: rgba(123, 157, 255, 0.12);
  --orange: #ffb86b;
  --red: #ff718b;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --sans: "Space Grotesk", Inter, system-ui, sans-serif;
  --radius: 10px;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.38);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(123, 157, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(123, 157, 255, 0.035) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to bottom, black, transparent 85%);
}
a { color: inherit; text-decoration: none; }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, summary:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 3px;
}
button, input, select { font: inherit; }
code { font-family: var(--mono); }

.wrap { width: min(1220px, calc(100% - 48px)); margin: 0 auto; }
.topbar {
  position: sticky;
  top: 0;
  z-index: 40;
  min-height: 68px;
  padding: 0 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  background: rgba(8, 11, 16, 0.88);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}
.brand {
  display: flex;
  align-items: baseline;
  gap: 7px;
  font-family: var(--mono);
  letter-spacing: .05em;
  white-space: nowrap;
}
.brand strong { color: var(--signal); font-size: .9rem; }
.brand span { color: var(--muted); font-size: .75rem; }
.topbar nav { display: flex; align-items: center; gap: 22px; }
.topbar nav a {
  color: var(--muted);
  font-family: var(--mono);
  font-size: .71rem;
  letter-spacing: .05em;
  text-transform: uppercase;
  transition: color .2s ease;
}
.topbar nav a:hover { color: var(--signal); }

.hero {
  position: relative;
  min-height: calc(100vh - 68px);
  padding: 112px 0 72px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  width: 720px;
  height: 720px;
  right: -260px;
  top: -160px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(123, 157, 255, .16), transparent 68%);
  pointer-events: none;
}
.eyebrow, .micro-label {
  color: var(--signal);
  font-family: var(--mono);
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.eyebrow::before { content: "[ "; color: var(--blue); }
.eyebrow::after { content: " ]"; color: var(--blue); }
h1, h2, h3, p { margin-top: 0; }
h1 {
  max-width: 1100px;
  margin: 28px 0;
  font-size: clamp(3.2rem, 7.2vw, 7.25rem);
  line-height: .94;
  letter-spacing: -.065em;
  font-weight: 600;
}
h1 em {
  color: var(--signal);
  font-style: normal;
  text-shadow: 0 0 34px rgba(108, 255, 199, .16);
}
h2 {
  margin: 8px 0 0;
  font-size: clamp(2.1rem, 4.2vw, 4.4rem);
  line-height: 1;
  letter-spacing: -.045em;
  font-weight: 600;
}
h3 { line-height: 1.15; letter-spacing: -.025em; }
.lede {
  max-width: 820px;
  margin-bottom: 30px;
  color: #b9c4d1;
  font-size: clamp(1.08rem, 1.7vw, 1.42rem);
  line-height: 1.55;
}
.update-strip {
  display: flex;
  width: fit-content;
  max-width: 100%;
  align-items: center;
  flex-wrap: wrap;
  gap: 0;
  overflow: hidden;
  color: var(--muted);
  border: 1px solid var(--line);
  background: rgba(13, 19, 28, .72);
  border-radius: 4px;
  font-family: var(--mono);
  font-size: .67rem;
}
.update-strip > span { padding: 10px 14px; border-right: 1px solid var(--line); }
.update-strip > span:last-child { border-right: 0; }
.living-status { color: var(--ink); font-weight: 600; }
.living-status i {
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-right: 8px;
  border-radius: 50%;
  background: var(--signal);
  box-shadow: 0 0 14px var(--signal);
}
.hero-actions { display: flex; gap: 12px; margin: 34px 0 46px; }
.button {
  padding: 12px 18px;
  border: 1px solid var(--line-bright);
  border-radius: 4px;
  font-family: var(--mono);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .02em;
  transition: transform .18s ease, background .18s ease, border-color .18s ease;
}
.button:hover { transform: translateY(-2px); border-color: var(--signal); }
.button.primary { color: #06130e; background: var(--signal); border-color: var(--signal); }
.button.secondary { color: var(--ink); background: var(--surface); }
.steer-thesis {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 22px;
  max-width: 940px;
  padding: 20px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--blue);
  background: linear-gradient(90deg, var(--blue-dim), transparent);
}
.steer-thesis .label {
  color: var(--blue);
  font-family: var(--mono);
  font-size: .68rem;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.steer-thesis div { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }
.steer-thesis code { color: #dfe7f1; font-size: .78rem; }
.steer-thesis .arrow { color: var(--red); font-size: 1.25rem; }

.section { padding-top: 112px; padding-bottom: 112px; border-top: 1px solid var(--line); }
.section-head {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(280px, .65fr);
  gap: 56px;
  align-items: end;
  margin-bottom: 54px;
}
.section-head > p { margin: 0; color: var(--muted); }
.definition-equation {
  display: grid;
  grid-template-columns: repeat(7, auto);
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 24px;
  margin-bottom: 22px;
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.definition-equation > div { display: flex; flex-direction: column; }
.definition-equation small { color: var(--muted); font-family: var(--mono); font-size: .62rem; text-transform: uppercase; }
.definition-equation strong { color: var(--signal); font-family: var(--mono); font-size: 1.35rem; }
.definition-equation > span { color: var(--line-bright); font-family: var(--mono); }
.definition-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.definition-grid article { min-height: 260px; padding: 26px; background: var(--surface); }
.definition-grid article > span { color: var(--blue); font-family: var(--mono); font-size: .72rem; }
.definition-grid h3 { margin: 38px 0 12px; font-size: 1.3rem; }
.definition-grid p { color: var(--muted); font-size: .92rem; }
.definition-grid code { color: var(--signal); font-size: .7rem; }
.definition-note { margin: 22px 0 0; padding-left: 18px; color: var(--muted); border-left: 2px solid var(--signal); }
.definition-note strong { color: var(--ink); }

.steer-map-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.steer-map-grid button {
  position: relative;
  min-height: 282px;
  padding: 24px;
  overflow: hidden;
  text-align: left;
  color: var(--ink);
  cursor: pointer;
  background: linear-gradient(145deg, var(--surface), #0b1018);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform .2s ease, border-color .2s ease, background .2s ease;
}
.steer-map-grid button::after {
  content: "+";
  position: absolute;
  top: 18px;
  right: 20px;
  color: var(--line-bright);
  font: 1rem var(--mono);
}
.steer-map-grid button:hover { transform: translateY(-4px); border-color: var(--signal); background: linear-gradient(145deg, var(--surface-2), var(--signal-dim)); }
.steer-map-grid button:hover::after { color: var(--signal); }
.steer-map-grid span, .agenda-grid > article > span, .finding-copy > span {
  color: var(--blue);
  font-family: var(--mono);
  font-size: .64rem;
  font-weight: 600;
  letter-spacing: .08em;
}
.steer-map-grid h3 { margin: 54px 0 14px; font-size: 1.45rem; }
.steer-map-grid p { color: var(--muted); font-size: .9rem; }
.steer-map-grid b { position: absolute; left: 24px; right: 24px; bottom: 22px; color: #d7e0ea; font-size: .76rem; font-weight: 500; }

.band { width: 100%; }
.steer-lab-section {
  background:
    radial-gradient(circle at 78% 22%, rgba(108, 255, 199, .08), transparent 30%),
    var(--surface);
}
.steer-lab { display: grid; grid-template-columns: .8fr 1.2fr; gap: 72px; align-items: center; }
.lab-copy > p { margin: 24px 0 38px; color: var(--muted); }
.lab-controls { display: grid; gap: 28px; }
.lab-controls label { display: grid; gap: 10px; }
.lab-controls label > span { display: flex; justify-content: space-between; color: #c6d0dc; font-family: var(--mono); font-size: .72rem; text-transform: uppercase; }
.lab-controls b { color: var(--signal); }
input[type="range"] { width: 100%; accent-color: var(--signal); }
.goalspace-card { padding: 22px; background: #090d13; border: 1px solid var(--line-bright); border-radius: var(--radius); box-shadow: var(--shadow); }
.goalspace-head { display: flex; justify-content: space-between; margin-bottom: 12px; color: var(--muted); font-family: var(--mono); font-size: .66rem; }
.goalspace-head span:first-child { color: var(--signal); }
.goalspace-card svg { display: block; width: 100%; height: auto; }
.goalspace-card .axis-label, .goalspace-card .point-label { fill: #9aa8b8; font: 11px var(--mono); }
.goalspace-card .vertical { writing-mode: tb; }
.goalspace-card .actual { fill: #6cffc7; }
.lab-metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.lab-metrics > div { padding: 14px; display: grid; background: var(--surface); }
.lab-metrics small { color: var(--muted); font: .6rem var(--mono); text-transform: uppercase; }
.lab-metrics strong { color: var(--signal); font: 1.15rem var(--mono); }

.steer-finding-list { border-top: 1px solid var(--line); }
.steer-finding-list article { display: grid; grid-template-columns: 70px 1.15fr .85fr; gap: 36px; padding: 34px 0; border-bottom: 1px solid var(--line); }
.finding-index { color: var(--line-bright); font: 1.4rem var(--mono); }
.finding-copy h3 { margin: 12px 0; font-size: 1.55rem; }
.finding-copy p { margin: 0; color: var(--muted); }
.finding-evidence { padding-left: 22px; display: flex; flex-direction: column; align-items: flex-start; gap: 6px; border-left: 1px solid var(--line); }
.finding-evidence b { color: var(--orange); font: .65rem var(--mono); letter-spacing: .1em; text-transform: uppercase; }
.finding-evidence a { color: #dfe7f1; font-family: var(--mono); font-size: .72rem; border-bottom: 1px solid var(--line-bright); }
.finding-evidence a:hover { color: var(--signal); }
.finding-evidence small { margin-top: 8px; color: var(--muted); font-size: .78rem; }

.steer-bridges { background: #0b1017; }
.bridge-table { border: 1px solid var(--line); }
.bridge-row { display: grid; grid-template-columns: .55fr 1fr 1fr 1.1fr; gap: 24px; padding: 24px; border-bottom: 1px solid var(--line); }
.bridge-row:last-child { border-bottom: 0; }
.bridge-row:hover:not(.bridge-head) { background: var(--blue-dim); }
.bridge-head { color: var(--muted); background: var(--surface-2); font: .62rem var(--mono); letter-spacing: .07em; text-transform: uppercase; }
.bridge-row strong { color: var(--signal); font-size: 1rem; }
.bridge-row p { margin: 0; color: var(--muted); font-size: .82rem; }
.agenda-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.agenda-grid article { padding: 28px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.agenda-grid article:hover { border-color: var(--blue); }
.agenda-grid h3 { margin: 18px 0; font-size: 1.5rem; }
.agenda-grid p { color: var(--muted); font-size: .88rem; }
.agenda-grid p:last-child { margin-bottom: 0; }
.agenda-grid b { color: var(--ink); }

.papers-head { margin-bottom: 28px; }
#steer-result-count { color: var(--signal); font-family: var(--mono); text-align: right; }
.steer-filters { display: grid; grid-template-columns: minmax(260px, 1fr) repeat(3, 180px) 92px; gap: 8px; padding: 12px; background: var(--surface); border: 1px solid var(--line); }
.searchbox { display: flex; align-items: center; gap: 8px; padding: 0 12px; background: var(--bg); border: 1px solid var(--line); }
.searchbox > span { color: var(--signal); }
.searchbox input, .steer-filters select { width: 100%; min-height: 44px; color: var(--ink); background: var(--bg); border: 1px solid var(--line); padding: 0 12px; border-radius: 0; }
.searchbox input { padding: 0; border: 0; outline: 0; }
.searchbox input::placeholder { color: #647286; }
.clear-button { color: var(--bg); background: var(--signal); border: 0; cursor: pointer; font-family: var(--mono); font-size: .72rem; font-weight: 600; text-transform: uppercase; }
.clear-button:hover { background: #9affda; }
.library-key { display: flex; flex-wrap: wrap; gap: 18px; margin: 18px 0 30px; color: var(--muted); font: .66rem var(--mono); }
.library-key span { display: flex; align-items: center; gap: 7px; }
.library-key i { width: 7px; height: 7px; border-radius: 50%; background: var(--muted); }
.library-key i.core { background: var(--signal); }
.library-key i.root { background: var(--blue); }
.library-key i.bridge { background: var(--orange); }
.steer-paper-list { display: grid; gap: 12px; }
.steer-paper-card { display: grid; grid-template-columns: .74fr 1.26fr; gap: 28px; padding: 28px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.steer-paper-card:hover { border-color: var(--line-bright); }
.steer-paper-head { display: grid; grid-template-columns: 36px 1fr; gap: 12px; }
.paper-order { color: var(--line-bright); font: .72rem var(--mono); }
.paper-kicker { display: flex; align-items: center; gap: 9px; color: var(--muted); font: .64rem var(--mono); text-transform: uppercase; }
.paper-role { padding: 3px 6px; border: 1px solid var(--line-bright); color: var(--ink); }
.paper-role.core { color: var(--signal); border-color: rgba(108, 255, 199, .4); }
.paper-role.root { color: var(--blue); border-color: rgba(123, 157, 255, .4); }
.paper-role.bridge { color: var(--orange); border-color: rgba(255, 184, 107, .4); }
.steer-paper-head h3 { margin: 14px 0 8px; font-size: 1.3rem; }
.steer-paper-head h3 a:hover { color: var(--signal); }
.authors { margin: 0; color: var(--muted); font-size: .82rem; }
.paper-control-spec { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.paper-control-spec > div { display: grid; gap: 4px; padding: 12px; background: var(--bg); }
.paper-control-spec b, .paper-finding > span, .paper-audit-grid b { color: var(--blue); font: .57rem var(--mono); letter-spacing: .08em; }
.paper-control-spec span { color: #cbd4df; font-size: .76rem; }
.paper-finding { margin: 18px 0 14px; color: #c6d0dc; font-size: .88rem; }
.paper-finding > span { display: block; margin-bottom: 5px; color: var(--signal); }
.tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tag { padding: 4px 7px; color: var(--muted); background: var(--surface-3); font: .58rem var(--mono); }
.paper-audit { margin-top: 17px; border-top: 1px solid var(--line); }
.paper-audit summary { padding: 13px 0 0; color: var(--signal); cursor: pointer; font: .67rem var(--mono); text-transform: uppercase; }
.paper-audit-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 16px; }
.paper-audit-grid p { margin: 5px 0 0; color: var(--muted); font-size: .76rem; }
.empty { padding: 48px; color: var(--muted); text-align: center; border: 1px dashed var(--line-bright); }

.research-standard { display: grid; grid-template-columns: .75fr 1.25fr; gap: 70px; }
.standard-list { border-top: 1px solid var(--line); }
.standard-list p { display: grid; grid-template-columns: 120px 1fr; gap: 20px; margin: 0; padding: 18px 0; color: var(--muted); border-bottom: 1px solid var(--line); }
.standard-list b { color: var(--signal); font: .66rem var(--mono); letter-spacing: .08em; }

footer { padding: 52px 0; color: var(--muted); background: #05070a; border-top: 1px solid var(--line); }
.footer-grid { display: flex; justify-content: space-between; gap: 28px; }
.footer-grid strong { color: var(--signal); font-family: var(--mono); }
.footer-grid a { color: #dce5ee; }
.footer-grid a:hover { color: var(--signal); }
.ai-disclosure { display: grid; grid-template-columns: 230px 1fr; gap: 24px; margin-top: 34px; padding-top: 24px; border-top: 1px solid var(--line); font-size: .74rem; }
.ai-disclosure strong { color: var(--ink); font-family: var(--mono); }
.ai-disclosure p { margin: 0; }

@media (max-width: 1040px) {
  .topbar nav a:nth-child(-n+4) { display: none; }
  .definition-grid { grid-template-columns: repeat(2, 1fr); }
  .steer-map-grid { grid-template-columns: repeat(2, 1fr); }
  .steer-lab { grid-template-columns: 1fr; }
  .steer-filters { grid-template-columns: 1fr 1fr 1fr; }
  .searchbox { grid-column: 1 / -1; }
  .steer-paper-card { grid-template-columns: 1fr; }
  .clear-button { min-height: 44px; }
}

@media (max-width: 760px) {
  .wrap { width: min(100% - 28px, 1220px); }
  .topbar { min-height: 60px; padding: 0 14px; }
  .topbar nav a { display: none !important; }
  .topbar nav a:last-child { display: block !important; }
  .hero { min-height: auto; padding: 84px 0 60px; }
  h1 { font-size: clamp(3rem, 15vw, 4.7rem); }
  .lede { font-size: 1.03rem; }
  .update-strip { width: 100%; }
  .update-strip > span { width: 100%; border-right: 0; border-bottom: 1px solid var(--line); }
  .update-strip > span:last-child { border-bottom: 0; }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .button { text-align: center; }
  .steer-thesis { grid-template-columns: 1fr; }
  .steer-thesis div { align-items: flex-start; flex-direction: column; }
  .section { padding-top: 76px; padding-bottom: 76px; }
  .section-head { grid-template-columns: 1fr; gap: 22px; margin-bottom: 36px; }
  .definition-equation { grid-template-columns: 1fr; }
  .definition-equation > span { transform: rotate(90deg); justify-self: start; }
  .definition-grid, .steer-map-grid, .agenda-grid { grid-template-columns: 1fr; }
  .steer-finding-list article { grid-template-columns: 42px 1fr; gap: 16px; }
  .finding-evidence { grid-column: 2; padding: 18px 0 0; border-left: 0; border-top: 1px solid var(--line); }
  .bridge-table { border: 0; }
  .bridge-head { display: none; }
  .bridge-row { grid-template-columns: 1fr; gap: 10px; margin-bottom: 12px; padding: 22px; border: 1px solid var(--line); }
  .bridge-row p { padding-top: 10px; border-top: 1px dashed var(--line); }
  .steer-filters { grid-template-columns: 1fr; }
  .searchbox { grid-column: auto; min-height: 44px; }
  .paper-control-spec, .paper-audit-grid { grid-template-columns: 1fr; }
  .research-standard { grid-template-columns: 1fr; gap: 32px; }
  .standard-list p { grid-template-columns: 1fr; gap: 8px; }
  .footer-grid, .ai-disclosure { grid-template-columns: 1fr; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}