/* The Silent Killer — shared campaign styling.
   Dark, high contrast, no thin hairlines. Used by all three stage models and
   the landing page. */
:root{
  --bg:#0a0e14; --panel:#121924; --panel2:#18202e; --line:#26324a;
  --ink:#e8eef7; --muted:#8b9bb4; --dim:#5d6d87;
  --accent:#2fb8ff; --accent2:#00e5a0; --warn:#ff9d3d; --bad:#ff4d5e;
  --mono:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
  --measure:86ch;   /* one reading measure, shared by every text block */
}
*{box-sizing:border-box;margin:0;padding:0}
body{background:var(--bg);color:var(--ink);
  font:15px/1.55 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  background-image:radial-gradient(1200px 700px at 15% -10%,#14263a 0%,transparent 55%),
                   radial-gradient(900px 600px at 95% 5%,#1a1430 0%,transparent 55%);}
.wrap{max-width:1180px;margin:0 auto;padding:26px 22px 60px}

.stage{margin:0 auto;max-width:1180px}

header{border-bottom:1px solid var(--line);padding-bottom:18px;margin-bottom:20px}
.eyebrow{font:600 11px/1 var(--mono);letter-spacing:.22em;text-transform:uppercase;
  color:var(--accent);margin-bottom:12px}
h1{font-size:clamp(24px,3.6vw,38px);line-height:1.1;letter-spacing:-.02em;
  font-weight:700;margin-bottom:10px}
h1 em{font-style:normal;color:var(--accent2)}
.sub{color:var(--muted);max-width:var(--measure);font-size:15.5px}

.card{background:var(--panel);border:1px solid var(--line);border-radius:14px;
  padding:18px;margin-bottom:16px}
.card h3{font-size:12px;font-family:var(--mono);letter-spacing:.16em;
  text-transform:uppercase;color:var(--accent);margin-bottom:10px}
.card p{color:var(--muted);margin-bottom:10px;max-width:var(--measure)}
.card p:last-child{margin-bottom:0}
.card p strong{color:var(--ink);font-weight:600}

canvas{display:block;width:100%;border-radius:10px;background:#070b11;border:1px solid var(--line)}

.ctrls{display:flex;gap:16px;flex-wrap:wrap;align-items:flex-end;margin:14px 0 4px;
  padding:13px 15px;background:var(--panel2);border:1px solid var(--line);border-radius:10px}
.ctrl{flex:1 1 180px;min-width:145px}
.ctrl label{display:block;font:600 10px/1 var(--mono);letter-spacing:.14em;
  text-transform:uppercase;color:var(--dim);margin-bottom:8px}
.ctrl .val{color:var(--accent2);font-family:var(--mono)}
input[type=range]{width:100%;-webkit-appearance:none;appearance:none;height:4px;
  border-radius:2px;background:#2a3550;outline:none}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:16px;height:16px;
  border-radius:50%;background:var(--accent);cursor:pointer;box-shadow:0 0 0 4px rgba(47,184,255,.18)}
input[type=range]::-moz-range-thumb{width:16px;height:16px;border:none;border-radius:50%;
  background:var(--accent);cursor:pointer}
.btn{background:var(--accent);color:#04121d;border:none;padding:9px 18px;border-radius:8px;
  font:600 14px inherit;cursor:pointer;transition:.15s}
.btn:hover{filter:brightness(1.12)}
.btn.ghost{background:transparent;border:1px solid var(--line);color:var(--muted)}
.btn.ghost:hover{border-color:var(--accent);color:var(--ink)}
.btnrow{display:flex;gap:9px;align-items:center;flex-wrap:wrap}

.legend{display:flex;gap:15px;flex-wrap:wrap;margin:12px 0;font-size:13px}
.legend span{display:flex;align-items:center;gap:7px;color:var(--muted)}
.dot{width:11px;height:11px;border-radius:50%;flex:none;box-shadow:0 0 8px currentColor}

.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin-top:13px}
.stat{background:var(--panel2);border:1px solid var(--line);border-left:3px solid var(--accent);
  border-radius:8px;padding:11px 13px}
.stat .k{font:600 10px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;
  color:var(--dim);margin-bottom:7px}
.stat .v{font:700 22px/1 var(--mono);color:var(--ink)}
.stat .u{font-size:11px;color:var(--muted);margin-top:5px}
.stat.good{border-left-color:var(--accent2)}.stat.good .v{color:var(--accent2)}
.stat.bad{border-left-color:var(--bad)}.stat.bad .v{color:var(--bad)}
.stat.warn{border-left-color:var(--warn)}.stat.warn .v{color:var(--warn)}
/* text-transform:uppercase maps the micro sign to Greek capital Mu, which
   renders as an M - so "µm" silently becomes "MM". Any label carrying a unit
   MUST be wrapped in .nc or it reads as millimetres. */
.nc{text-transform:none}

.pull{border-left:3px solid var(--accent2);
  background:linear-gradient(90deg,rgba(0,229,160,.07),transparent);
  padding:15px 18px;border-radius:0 10px 10px 0;margin:16px 0}
.pull .big{font-size:24px;font-weight:700;letter-spacing:-.01em;line-height:1.25;margin-bottom:6px}
.pull .big span{color:var(--accent2);font-family:var(--mono)}
.pull .sm{color:var(--muted);font-size:13.5px;max-width:var(--measure)}

table{width:100%;border-collapse:collapse;font-size:13px;margin-top:6px}
th,td{text-align:right;padding:8px 11px;border-bottom:1px solid var(--line)}
th:first-child,td:first-child{text-align:left}
th{font:600 10px/1 var(--mono);letter-spacing:.13em;text-transform:uppercase;
  color:var(--dim);white-space:nowrap}
td{font-family:var(--mono);color:var(--muted)}
td:first-child{color:var(--ink);font-family:inherit}
tr.hl td{background:rgba(47,184,255,.06)}
.tag{display:inline-block;font:600 10px/1 var(--mono);letter-spacing:.08em;
  padding:4px 8px;border-radius:4px;text-transform:uppercase}
.tag.no{background:rgba(255,77,94,.14);color:#ff8b96}
.tag.yes{background:rgba(0,229,160,.14);color:var(--accent2)}
.tag.part{background:rgba(255,157,61,.14);color:var(--warn)}

.note{font-size:12px;color:var(--dim);line-height:1.65;border-top:1px solid var(--line);
  padding-top:14px;margin-top:22px}
.note b{color:var(--muted)}

/* ---- narration bar. Only appears when an audio track is present. ---- */
.narrbar{display:flex;gap:12px;align-items:center;margin:0 0 14px;padding:11px 14px;
  background:var(--panel2);border:1px solid var(--border-accent,var(--line));
  border-left:3px solid var(--accent2);border-radius:0 10px 10px 0}
.nrTrack{flex:1 1 auto;height:6px;background:#2a3550;border-radius:3px;cursor:pointer;position:relative}
.nrFill{height:100%;width:0;background:var(--accent2);border-radius:3px;transition:width .15s linear}
.nrTime{font:600 11px var(--mono);color:var(--dim);white-space:nowrap}
.narrcap{display:none;margin:0 0 16px;padding:13px 16px;background:rgba(0,229,160,.06);
  border-left:3px solid var(--accent2);border-radius:0 10px 10px 0;
  font-size:16px;line-height:1.5;color:var(--ink)}

/* ── Site navigation (added 2026-08-27, CR below) ──────────────
   Home link + stage switcher on every stage, so a viewer never has
   to reach for the browser back button to get back to the landing
   page. Sticky top bar, plus prev/next at the foot of each stage. */
.sitebar{position:sticky;top:0;z-index:60;display:flex;gap:14px;
  align-items:center;justify-content:space-between;flex-wrap:wrap;
  margin:-26px -22px 22px;padding:11px 22px;
  background:rgba(10,14,20,.93);backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line)}
.sitebar a{text-decoration:none}
.homelink{display:inline-flex;align-items:center;gap:9px;
  font:600 11.5px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;
  color:var(--ink);padding:8px 13px;border:1px solid var(--line);
  border-radius:8px;background:var(--panel);transition:.15s}
.homelink:hover{border-color:var(--accent);color:var(--accent)}
.homelink b{font-size:15px;line-height:1;font-weight:400}
.stagepills{display:flex;gap:6px;flex-wrap:wrap}
.stagepills a{font:600 11px/1 var(--mono);letter-spacing:.1em;
  color:var(--dim);padding:8px 11px;border-radius:7px;
  border:1px solid transparent;transition:.15s}
.stagepills a:hover{color:var(--ink);border-color:var(--line)}
.stagepills a.here{color:var(--accent);border-color:var(--accent);
  background:rgba(47,184,255,.10)}
.stagenav{display:flex;gap:12px;justify-content:space-between;
  align-items:stretch;flex-wrap:wrap;margin:30px 0 4px;
  padding-top:22px;border-top:1px solid var(--line)}
.stagenav a{flex:1 1 210px;text-decoration:none;padding:15px 17px;
  border:1px solid var(--line);border-radius:12px;background:var(--panel);
  transition:.15s;display:block}
.stagenav a:hover{border-color:var(--accent);background:var(--panel2)}
.stagenav .dir{display:block;font:600 10px/1 var(--mono);letter-spacing:.16em;
  text-transform:uppercase;color:var(--dim);margin-bottom:8px}
.stagenav .ttl{display:block;color:var(--ink);font-weight:600;font-size:14.5px}
.stagenav .home{text-align:center}
.stagenav .home:hover{border-color:var(--accent2)}
.stagenav .home .ttl{color:var(--accent2)}
@media(max-width:620px){
  .sitebar{margin:-26px -22px 18px;padding:10px 16px;gap:10px}
  .homelink{font-size:10.5px;padding:7px 10px;letter-spacing:.1em}
  .stagepills a{padding:7px 9px;font-size:10.5px}
  .stagenav a{flex:1 1 100%}
}