:root {
  --bg: #050a1c;
  --bg-2: #08112b;
  --panel: rgba(9, 18, 46, 0.94);
  --grid: rgba(120, 160, 255, 0.055);
  --line: rgba(205, 222, 255, 0.78);
  --hair: rgba(150, 180, 255, 0.16);
  --text: #e8eeff;
  --muted: #7d8bb3;
  --text-2: #c3cdea;
  --field: #5a6890;      /* input borders: >= 3:1 on --bg */
  --accent: #5ce1e6;
  --accent-dim: rgba(92, 225, 230, 0.14);
  --live: #5df2a0;
  --error: #ff8f8f;
  color-scheme: dark;
  --r: 44px;            /* circle radius; JS reads this */
  --sans: "Inter", "Helvetica Neue", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --mono: "JetBrains Mono", "IBM Plex Mono", "SF Mono", ui-monospace, Menlo, Consolas, "DejaVu Sans Mono", monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  background-color: var(--bg);
  background-image:
    radial-gradient(ellipse 80% 50% at 50% -10%, rgba(40, 80, 200, 0.28), transparent 70%),
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 100% 100%, 32px 32px, 32px 32px;
  background-attachment: fixed;
  color: var(--text);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
}
[hidden] { display: none !important; }
button { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
::selection { background: var(--accent); color: var(--bg); }
.muted { color: var(--muted); }
.error { color: var(--error); min-height: 1.2em; margin: 0.4rem 0 0; font: 0.8rem var(--mono); }

/* ── Masthead ────────────────────────────────────────── */
#hub-view { min-height: 100%; padding: 0 16px 56px; }
.masthead { text-align: center; padding: 64px 0 28px; }
.masthead h1 {
  margin: 0;
  font-size: clamp(2.8rem, 8vw, 5.5rem);
  font-weight: 300;
  letter-spacing: 0.04em;
  line-height: 1;
}
.tagline {
  margin: 14px 0 0;
  font: 500 0.82rem var(--mono);
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--accent);
}
.readout {
  display: inline-flex;
  flex-wrap: wrap;
  justify-content: center;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  font: 0.75rem var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  border: 1px solid var(--hair);
}
.readout li { padding: 6px 14px; display: flex; align-items: center; gap: 8px; }
.readout li + li { border-left: 1px solid var(--hair); }
.readout #hub-online { color: var(--text); }
.dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--live);
  box-shadow: 0 0 8px var(--live);
  animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse { 50% { opacity: 0.35; } }

/* ── Map ─────────────────────────────────────────────── */
#map {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: flex-start;
  gap: 48px 80px;
  max-width: 1400px;
  margin: 40px auto 0;
}
.cluster { display: flex; flex-direction: column; align-items: center; }
.cluster h2 {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 18px;
  font: 500 0.78rem var(--mono);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text);
}
.cluster h2 .idx { color: var(--accent); }
.cat-desc {
  max-width: 300px;
  margin: -8px 0 18px;
  font-size: 0.8rem;
  line-height: 1.45;
  text-align: center;
  color: var(--muted);
}
.cluster h2 .idx::after { content: " /"; color: var(--muted); }
.cluster-field { position: relative; }

.group {
  position: absolute;
  width: calc(var(--r) * 2);
  height: calc(var(--r) * 2);
  border-radius: 50%;
  border: 1px solid var(--line);
  background: rgba(5, 10, 28, 0.72);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  padding: 8px;
  text-align: center;
  cursor: pointer;
  -webkit-touch-callout: none;
  user-select: none;
  -webkit-user-select: none;
  transition: border-color 140ms ease, box-shadow 140ms ease, background-color 140ms ease;
}
.group .idx { font: 0.75rem var(--mono); letter-spacing: 0.1em; color: var(--muted); }
.group .name { font-size: 0.8rem; font-weight: 500; line-height: 1.15; overflow-wrap: anywhere; }
.group:hover, .group:focus-visible, .group.active {
  border-color: var(--accent);
  background: var(--accent-dim);
  box-shadow: 0 0 0 4px rgba(92, 225, 230, 0.08), 0 0 24px rgba(92, 225, 230, 0.25);
  z-index: 2;
}
.group:hover .idx, .group:focus-visible .idx, .group.active .idx { color: var(--accent); }
.group .count {
  position: absolute;
  top: 4px;
  right: 4px;
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  border: 1px solid var(--live);
  border-radius: 9px;
  background: var(--bg);
  color: var(--live);
  font: 0.75rem/16px var(--mono);
}
.group .count:empty { display: none; }

.status { text-align: center; color: var(--muted); min-height: 1.4em; margin-top: 40px; font: 0.78rem var(--mono); }

.how { margin: 10px 0 0; font: 0.78rem var(--mono); color: var(--muted); }
.how-touch { display: none; }
@media (hover: none) {
  .how-touch { display: inline; }
  .how-mouse { display: none; }
}

/* ── Hover card ──────────────────────────────────────── */
.card {
  position: fixed;
  z-index: 10;
  width: min(330px, calc(100vw - 32px));
  padding: 16px 18px 14px;
  background: var(--panel);
  border: 1px solid var(--hair);
  border-top: 1px solid var(--accent);
  backdrop-filter: blur(6px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.55);
  pointer-events: none;
}
.card .cat { margin: 0 0 6px; font: 0.75rem var(--mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); }
.card h3 { margin: 0 0 8px; font-size: 1.1rem; font-weight: 600; }
.card p { margin: 0 0 6px; font-size: 0.86rem; line-height: 1.45; color: var(--text-2); }
.facts { margin: 0; }
.facts dt {
  margin-top: 12px;
  font: 0.75rem var(--mono);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
}
.facts dd { margin: 4px 0 0; }
.facts ul { margin: 0; padding: 0; list-style: none; font-size: 0.86rem; line-height: 1.5; }
.facts li::before { content: "— "; color: var(--muted); }
.card .hint { margin: 14px 0 0; padding-top: 10px; border-top: 1px solid var(--hair); font: 0.75rem var(--mono); color: var(--muted); }

/* ── Chat ────────────────────────────────────────────── */
#chat-view { display: flex; flex-direction: column; height: 100vh; height: 100dvh; }
.chat-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  background: rgba(5, 10, 28, 0.85);
  border-bottom: 1px solid var(--hair);
}
.chat-title { flex: 1; min-width: 0; }
.chat-title h2 { margin: 0; font: 600 0.98rem var(--mono); color: var(--accent); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.chat-title span { display: block; font: 0.75rem var(--mono); letter-spacing: 0.06em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ghost {
  background: transparent;
  border: 1px solid var(--hair);
  padding: 6px 12px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font: 0.75rem var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  white-space: nowrap;
}
.ghost:hover, .ghost[aria-expanded="true"] { border-color: var(--accent); color: var(--accent); }

.about {
  padding: 4px 16px 16px;
  background: rgba(8, 17, 43, 0.92);
  border-bottom: 1px solid var(--hair);
  max-height: 45vh;
  overflow-y: auto;
}
.about p { margin: 12px 0 0; line-height: 1.45; font-size: 0.9rem; color: var(--text-2); }
.about .facts { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 0 24px; }

.chat-body { flex: 1; display: flex; min-height: 0; }
.log {
  flex: 1;
  margin: 0;
  padding: 14px 16px;
  list-style: none;
  overflow-y: auto;
  font: 0.86rem/1.6 var(--mono);
}
.log li { overflow-wrap: anywhere; white-space: pre-wrap; }
.log time { color: var(--muted); margin-right: 10px; }
.log .nick { font-weight: 600; color: var(--accent); }
.log .self .nick { color: var(--live); }
.log .sys { color: var(--muted); }
.log .sys::before { content: "-- "; }
.log .err { color: var(--error); }
.log .err::before { content: "!! "; }
.log .action { color: var(--text-2); }

.people {
  width: 200px;
  padding: 14px 16px;
  border-left: 1px solid var(--hair);
  overflow-y: auto;
  font: 0.82rem/1.7 var(--mono);
}
.people h3 { margin: 0 0 8px; font: 0.75rem var(--mono); letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted); }
.people ul { margin: 0; padding: 0; list-style: none; }
.people li { overflow-wrap: anywhere; }
.people li.self { color: var(--live); }

.say {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  background: rgba(5, 10, 28, 0.85);
  border-top: 1px solid var(--hair);
}
.me-nick { font: 0.86rem var(--mono); color: var(--live); }
.me-nick::after { content: " ›"; color: var(--muted); }
.say input, #nick-input {
  flex: 1;
  min-width: 0;
  padding: 10px 0;
  background: transparent;
  color: var(--text);
  border: 0;
  border-bottom: 1px solid var(--field);
  font: 1rem var(--mono);
  caret-color: var(--accent);
}
.say input:focus, #nick-input:focus { border-bottom-color: var(--accent); }
.say input::placeholder, #nick-input::placeholder { color: var(--muted); }
.say button[type="submit"], .row button[type="submit"] {
  padding: 9px 16px;
  min-height: 44px;
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent);
  font: 600 0.75rem var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
}
.say button[type="submit"]:hover, .row button[type="submit"]:hover { background: var(--accent); color: var(--bg); }

/* ── Nick dialog ─────────────────────────────────────── */
dialog {
  width: min(420px, calc(100vw - 32px));
  padding: 22px;
  background: var(--bg-2);
  color: var(--text);
  border: 1px solid var(--hair);
  border-top: 1px solid var(--accent);
}
dialog::backdrop { background: rgba(2, 5, 15, 0.75); backdrop-filter: blur(3px); }
dialog h2 { margin: 0 0 8px; font: 500 0.8rem var(--mono); letter-spacing: 0.2em; text-transform: uppercase; color: var(--accent); }
dialog p { margin: 0 0 16px; font-size: 0.88rem; line-height: 1.45; }
#nick-input { width: 100%; }
.say-msg { margin: 0; padding: 0 16px 10px; min-height: 0; background: rgba(5, 10, 28, 0.85); }
.say-msg:empty { display: none; }
.row { display: flex; justify-content: flex-end; gap: 8px; margin-top: 16px; }

@media (max-width: 640px) {
  :root { --r: 37px; }
  .masthead { padding-top: 44px; }
  .readout li { padding: 5px 9px; }
  #map { gap: 36px 40px; }
  .group .name { font-size: 0.7rem; }
  .people {
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 70vw;
    background: var(--bg-2);
    z-index: 5;
  }
  .chat-body { position: relative; }
  .people:not(.open) { display: none; }
  .me-nick { display: none; }
}
@media (min-width: 641px) {
  #toggle-people { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .group { transition: none; }
  .dot { animation: none; }
}

/* ── Assessment ──────────────────────────────────────── */
.cta { display: flex; justify-content: center; align-items: center; gap: 18px; flex-wrap: wrap; margin-top: 26px; }
.cta-btn {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 11px 22px;
  border: 1px solid var(--accent);
  color: var(--accent);
  text-decoration: none;
  font: 600 0.78rem var(--mono);
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.cta-btn:hover { background: var(--accent); color: var(--bg); }
.link { display: inline-flex; align-items: center; min-height: 44px; background: none; border: 0; padding: 0 8px; color: var(--muted); font: 0.78rem var(--mono); text-decoration: underline; text-underline-offset: 3px; cursor: pointer; }
.link:hover { color: var(--accent); }
.group.mine { border-color: var(--live); box-shadow: 0 0 0 3px rgba(93, 242, 160, 0.12); }
.group.mine .idx::after { content: " ✓"; color: var(--live); }
.ok { color: var(--live); margin: 0 4px; }

#assess-view { min-height: 100vh; display: flex; flex-direction: column; }
.assess-body { width: 100%; max-width: 760px; margin: 0 auto; padding: 24px 16px 64px; }
.steps { display: flex; margin: 0 0 28px; padding: 0; list-style: none; border: 1px solid var(--hair); }
.steps li { flex: 1; padding: 8px 10px; font: 0.75rem var(--mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); text-align: center; }
.steps li + li { border-left: 1px solid var(--hair); }
.steps li.now { color: var(--accent); background: var(--accent-dim); }
.steps li.done { color: var(--text); }
.lede { font-size: 1.05rem; line-height: 1.5; margin: 0 0 20px; }
.as-step .muted { line-height: 1.5; }
.q { margin: 0 0 18px; padding: 14px 16px; border: 1px solid var(--hair); background: rgba(8, 17, 43, 0.7); }
.q legend { padding: 0 6px; font: 0.8rem var(--mono); color: var(--text); }
.opt { display: flex; gap: 10px; align-items: center; min-height: 44px; padding: 7px 4px; cursor: pointer; }
.opt:hover { color: var(--accent); }
.opt input, .pick-row input, .remember input { accent-color: var(--accent); width: 16px; height: 16px; }
.q textarea, .gq-label + textarea {
  width: 100%; margin-top: 6px; padding: 9px 10px; background: var(--bg); color: var(--text);
  border: 1px solid var(--field); font: 1rem var(--sans); resize: vertical;
}
.q textarea:focus { border-color: var(--accent); }
.gq-label { display: block; margin-top: 10px; font-size: 0.9rem; color: var(--text-2); }
.as-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 18px; }
.as-actions .primary, .as-actions .ghost { padding: 9px 16px; min-height: 44px; font: 600 0.75rem var(--mono); letter-spacing: 0.12em; text-transform: uppercase; cursor: pointer; }
.as-actions .primary { background: transparent; color: var(--accent); border: 1px solid var(--accent); }
.as-actions .primary:hover { background: var(--accent); color: var(--bg); }
.danger:hover { border-color: var(--error); color: var(--error); }
.rank-list { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--hair); }
.rank-list li { border-bottom: 1px solid var(--hair); }
.pick-row { display: grid; grid-template-columns: 20px 1fr 90px; gap: 12px; align-items: center; min-height: 44px; padding: 10px 4px; cursor: pointer; }
.pick-row:hover { background: rgba(92, 225, 230, 0.04); }
.pick-meta { display: flex; flex-wrap: wrap; gap: 0 8px; align-items: baseline; }
.pick-meta .muted { font-size: 0.75rem; font-family: var(--mono); }
.pick-meta .sum { flex-basis: 100%; font-family: var(--sans); font-size: 0.82rem; }
.fit { height: 3px; background: var(--hair); }
.fit span { display: block; height: 100%; background: var(--accent); }
.case-log { height: 300px; border: 1px solid var(--hair); margin-top: 16px; flex: none; }
.as-step .say { padding: 10px 0 0; background: none; border: 0; }
.approved-list { margin: 0 0 16px; padding: 0; list-style: none; }
.approved-list li { padding: 8px 0; border-bottom: 1px solid var(--hair); }
.approved-list a { color: var(--live); font-weight: 600; text-decoration: none; }
.approved-list a::before { content: "✓ "; }
blockquote { margin: 0 0 16px; padding: 8px 14px; border-left: 2px solid var(--accent); color: var(--text-2); }
.code-box { display: flex; gap: 10px; align-items: center; padding: 12px; border: 1px dashed var(--accent); background: var(--bg); }
.code-box code { flex: 1; min-width: 0; font: 0.8rem var(--mono); color: var(--accent); overflow-wrap: anywhere; }
.remember { display: flex; gap: 8px; align-items: center; min-height: 44px; margin-top: 12px; font-size: 0.88rem; color: var(--muted); cursor: pointer; }
#code-input { width: 100%; padding: 10px 0; background: transparent; color: var(--text); border: 0; border-bottom: 1px solid var(--field); font: 1rem var(--mono); }
#code-input:focus { border-bottom-color: var(--accent); }
@media (max-width: 640px) { .pick-row { grid-template-columns: 20px 1fr; } .fit { grid-column: 2; } .steps li { font-size: 0.75rem; letter-spacing: 0; padding: 7px 4px; } }

/* ── Error pages ─────────────────────────────────────── */
.err-page { max-width: 460px; margin: 0 auto; padding: 18vh 16px 48px; text-align: center; }
.err-code { margin: 0 0 12px; font: 500 0.75rem var(--mono); letter-spacing: 0.3em; color: var(--accent); }
.err-page h1 { margin: 0 0 14px; font-size: 1.5rem; font-weight: 400; line-height: 1.3; }
.err-detail { margin: 0 0 24px; color: var(--text-2); line-height: 1.5; }
.err-page h1 + .cta-btn { margin-top: 12px; }

/* ── Privacy page ────────────────────────────────────── */
.doc-page { max-width: 640px; margin: 0 auto; padding: 24px 16px 64px; }
.doc-page .ghost { display: inline-flex; align-items: center; text-decoration: none; }
.doc-page h1 { margin: 28px 0 18px; font-size: 1.6rem; font-weight: 400; }
.doc-page h2 { margin: 32px 0 10px; font-size: 1.1rem; font-weight: 600; }
.doc-page p, .keeps li { color: var(--text-2); line-height: 1.6; }
.keeps { margin: 0; padding: 0; list-style: none; }
.keeps li { padding: 14px 0; border-top: 1px solid var(--hair); }
.keeps strong { color: var(--text); }
.readout a { color: inherit; text-underline-offset: 3px; }