/* ==========================================================================
   EchoStrike — shared design system
   Matches the brand at echo-strike.com: black, red, sharp edges.
   ========================================================================== */

:root{
  --bg:#080808;
  --bg-1:#0d0d0d;
  --bg-2:#111111;
  --surface:rgba(255,255,255,.025);
  --surface-2:rgba(255,255,255,.05);
  --surface-hover:rgba(255,255,255,.07);
  --line:#2a2a2a;
  --line-soft:#1e1e1e;
  --line-strong:#3d3d3d;

  --text:#f0f0f0;
  --dim:#999999;
  --dim-2:#6b6b6b;

  --red:#c8102e;
  --red-bright:#ff6b6b;
  --red-deep:#93081f;
  --red-tint:rgba(200,16,46,.16);
  --amber:#e8895a;
  --amber-tint:rgba(211,84,0,.15);
  --gold:#d4a72c;
  --green:#3fd98a;
  --info:#8a8a8a;

  --display:'Bebas Neue',sans-serif;
  --sans:'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono:'DM Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --mono-data:'IBM Plex Mono', ui-monospace, SFMono-Regular, Menlo, monospace;

  --shadow:0 30px 80px rgba(0,0,0,.5);
  --radius:0px;
  --radius-sm:0px;

  --grid-line:rgba(255,255,255,.03);
  --nav-bg:rgba(8,8,8,.88);
  color-scheme:dark;
}

/* ---------- LIGHT THEME ---------- */
:root[data-theme="light"]{
  --bg:#fbfbfa;
  --bg-1:#f2f2f0;
  --bg-2:#ececea;
  --surface:rgba(0,0,0,.035);
  --surface-2:rgba(0,0,0,.055);
  --surface-hover:rgba(0,0,0,.08);
  --line:#dcdcd8;
  --line-soft:#e6e6e3;
  --line-strong:#b8b8b3;

  --text:#111111;
  --dim:#5a5a5a;
  --dim-2:#7a7a7a;

  --red-bright:#a10f27;
  --red-tint:rgba(200,16,46,.10);
  --amber:#b85a1f;
  --amber-tint:rgba(184,90,31,.12);
  --gold:#96751a;
  --green:#1f7a4d;
  --info:#6e6e6e;

  --shadow:0 20px 50px rgba(0,0,0,.1);
  --grid-line:rgba(0,0,0,.035);
  --nav-bg:rgba(251,251,250,.85);
  color-scheme:light;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--sans);
  font-size:17px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  position:relative;
  transition:background .25s ease,color .25s ease;
}

/* faint grid texture across the whole page */
body::before{
  content:"";
  position:fixed;inset:0;
  z-index:0;pointer-events:none;
  background-image:
    linear-gradient(var(--grid-line) 1px,transparent 1px),
    linear-gradient(90deg,var(--grid-line) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse 90% 60% at 50% 0%,#000 0%,transparent 75%);
  opacity:.5;
}

a{color:inherit}
img,svg{display:block;max-width:100%}
.wrap{max-width:1180px;margin:0 auto;padding:0 32px;position:relative;z-index:1}
.narrow{max-width:920px}
@media(max-width:640px){.wrap{padding:0 20px}}

::selection{background:rgba(200,16,46,.4);color:#fff}

/* ---------- glow blobs (decorative, no assets needed) ---------- */
.glow{
  position:absolute;z-index:0;pointer-events:none;border-radius:50%;
  filter:blur(90px);opacity:.22;
  background:radial-gradient(circle,var(--red) 0%,transparent 70%);
  will-change:transform;transition:transform .08s linear;
}
@media(prefers-reduced-motion:reduce){.glow{transition:none}}
.glow-violet,.glow-cyan{background:radial-gradient(circle,var(--red) 0%,transparent 70%)}

/* ---------- NAV ---------- */
nav{
  position:sticky;top:0;z-index:60;
  background:var(--nav-bg);
  backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid var(--line-soft);
  transition:background .25s ease,border-color .25s ease;
}
.nav-actions{display:flex;align-items:center;gap:14px}
.theme-toggle{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;flex:none;
  border:1px solid var(--line-strong);background:transparent;color:var(--text);
  cursor:pointer;font-size:15px;line-height:1;transition:.2s;
}
.theme-toggle:hover{border-color:var(--red);color:var(--red)}
.theme-toggle::before{content:"\263E"}
:root[data-theme="light"] .theme-toggle::before{content:"\2600"}
.nav-inner{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 32px;gap:28px;max-width:1180px;margin:0 auto;
}
.wordmark{
  font-family:var(--display);font-size:26px;font-weight:400;
  letter-spacing:.08em;text-decoration:none;display:inline-flex;align-items:baseline;gap:0;
  color:var(--text);
}
.wordmark .echo{color:var(--red)}
.wordmark .dot{display:none}
.nav-links{display:flex;gap:30px;font-size:13px;font-family:var(--mono)}
.nav-links a{text-decoration:none;color:var(--dim);transition:.15s;text-transform:uppercase;letter-spacing:.04em}
.nav-links a:hover{color:var(--text)}
.nav-cta{
  text-decoration:none;font-size:12px;font-weight:500;padding:11px 22px;
  border-radius:0;white-space:nowrap;color:var(--text);
  background:transparent;border:1px solid var(--red);
  font-family:var(--mono);text-transform:uppercase;letter-spacing:.08em;
  transition:.2s;
}
.nav-cta:hover{background:var(--red);color:#fff}
.nav-hamburger{
  display:none;flex-direction:column;justify-content:center;align-items:center;gap:5px;
  width:34px;height:34px;flex:none;
  border:1px solid var(--line-strong);background:transparent;cursor:pointer;padding:0;
}
.nav-hamburger span{display:block;width:16px;height:2px;background:var(--text);transition:.2s ease;}
.nav-hamburger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-hamburger.is-open span:nth-child(2){opacity:0}
.nav-hamburger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

@media(max-width:820px){
  .nav-inner{padding-left:20px;padding-right:20px}
  .nav-hamburger{display:inline-flex}
  .nav-links{
    display:none;flex-direction:column;gap:0;
    position:absolute;top:100%;left:0;right:0;
    background:var(--nav-bg);backdrop-filter:blur(14px) saturate(140%);
    border-bottom:1px solid var(--line-soft);padding:6px 0;
  }
  .nav-links.is-open{display:flex}
  .nav-links a{padding:15px 24px;border-top:1px solid var(--line-soft)}
  .nav-links a:first-child{border-top:none}
}
@media(max-width:480px){
  .nav-inner{gap:12px}
  .nav-actions{gap:8px}
  .nav-cta{padding:9px 12px;font-size:11px;letter-spacing:.04em}
  .wordmark{font-size:22px}
}
@media(max-width:360px){.nav-cta{display:none}}

/* ---------- TYPE + RHYTHM ---------- */
section{padding:100px 0;position:relative;z-index:1}
@media(max-width:640px){section{padding:70px 0}}
h1{font-family:var(--display);font-weight:400;line-height:1.08;letter-spacing:.01em;font-size:clamp(44px,6vw,68px);max-width:16ch}
h2,h3{font-family:var(--sans);font-weight:600;line-height:1.2;letter-spacing:-.01em}
h2{font-size:clamp(28px,3.2vw,38px);max-width:21ch}
h3{font-size:20px;font-weight:600}
.grad-text{color:var(--red)}
.kicker{
  font-family:var(--mono);font-size:12px;
  letter-spacing:.08em;color:var(--red);
  margin-bottom:18px;display:inline-flex;align-items:center;gap:9px;
  text-transform:uppercase;
}
.kicker::before{
  content:"";width:7px;height:7px;
  background:var(--red);
  flex:none;
}
.lede{
  font-size:18px;color:var(--dim);max-width:56ch;margin-top:18px;
}
.muted{color:var(--dim)}
.on-dark{}
.on-dark .lede{color:var(--dim)}
.on-dark .kicker{color:var(--red)}
.kicker-lg{font-size:15px;letter-spacing:.07em}
.kicker-lg::before{width:9px;height:9px}

/* alternating tonal band instead of light/dark split */
.paper-2{
  background:linear-gradient(180deg,var(--bg-1),var(--bg-2));
  border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);
}

/* ---------- BUTTONS ---------- */
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px}
.btn-primary,.btn-ghost,.btn-dark{
  display:inline-flex;align-items:center;justify-content:center;
  text-decoration:none;font-size:12.5px;font-weight:500;padding:15px 30px;
  transition:.2s;border-radius:0;border:1px solid transparent;
  font-family:var(--mono);text-transform:uppercase;letter-spacing:.08em;
}
.btn-primary{
  background:var(--red);color:#fff;border-color:var(--red);
}
.btn-primary:hover{background:var(--red-deep);border-color:var(--red-deep)}
.btn-ghost,.btn-dark{
  background:transparent;color:var(--text);border-color:var(--line-strong);
}
.btn-ghost:hover,.btn-dark:hover{border-color:var(--text)}

/* ---------- HERO ---------- */
.hero{padding-top:84px;padding-bottom:60px;position:relative;overflow:hidden}
.hero .glow{width:520px;height:520px;top:-220px;left:-120px}
.hero-grid{
  display:grid;grid-template-columns:1.05fr 1fr;
  gap:58px;align-items:center;
}
.hero .lede{font-size:19px}
@media(max-width:920px){.hero-grid{grid-template-columns:1fr}.hero{padding-top:56px}}

.console{
  background:var(--bg-1);
  border:1px solid var(--line);border-radius:var(--radius);
  font-family:var(--mono-data);font-size:13px;box-shadow:var(--shadow);
}
.console-head{
  display:flex;justify-content:space-between;align-items:center;
  padding:14px 18px;border-bottom:1px solid var(--line);
}
.console-title{display:flex;align-items:center;gap:10px;color:var(--text)}
.live-dot{
  width:7px;height:7px;border-radius:50%;background:var(--red);
  box-shadow:0 0 8px 1px rgba(200,16,46,.8);
  animation:pulse 1.8s infinite;
}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.25}}
.console-stats{
  display:grid;grid-template-columns:repeat(4,1fr);
  border-bottom:1px solid var(--line);
}
.console-stat{padding:14px 15px;border-right:1px solid var(--line);font-size:11.5px;color:var(--dim)}
.console-stat:last-child{border-right:none}
.console-stat b{display:block;font-family:var(--display);font-size:24px;font-weight:400;color:var(--text)}
.stat-crit b{color:var(--red)} .stat-med b{color:var(--gold)} .stat-conf b{color:var(--green)}
.console-log{padding:16px 18px 20px;display:flex;flex-direction:column;gap:9px}
.log-line{
  display:grid;grid-template-columns:68px 48px 1fr;
  gap:10px;opacity:0;animation:reveal .4s ease forwards;
}
.log-line .t{color:var(--dim-2)}
.log-line .tag{font-weight:500}
.tag-info{color:var(--info)} .tag-high{color:var(--amber)}
.tag-crit{color:var(--red-bright)} .tag-pass{color:var(--green)}
@keyframes reveal{to{opacity:1}}
@media(max-width:640px){
  .console-stats{grid-template-columns:repeat(2,1fr)}
  .console-stat:nth-child(2){border-right:none}
  .console-stat:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .console-log{font-size:11.5px;padding:14px}
  .log-line{grid-template-columns:58px 42px 1fr;gap:7px}
}

/* ---------- HERO: host risk mosaic + finding preview ---------- */
.mosaic-body{padding:18px}
.mosaic-grid{display:grid;grid-template-columns:repeat(8,1fr);gap:4px;margin-bottom:16px}
.mosaic-cell{aspect-ratio:1;border-radius:2px;display:block;position:relative;cursor:pointer}
.m-crit{background:var(--red)}
.m-high{background:var(--amber)}
.m-med{background:var(--gold)}
.m-low{background:var(--green)}

/* mosaic hover tooltip — illustrative synthetic hosts, not a real engagement */
.mosaic-tooltip{
  position:absolute;top:calc(100% + 8px);left:50%;transform:translateX(-50%) translateY(-6px);
  width:238px;background:var(--bg-1);border:1px solid var(--line-strong);box-shadow:var(--shadow);
  padding:14px 16px;z-index:30;opacity:0;visibility:hidden;pointer-events:none;
  transition:opacity .16s ease,transform .16s ease;text-align:left;
}
.mosaic-cell.tt-down .mosaic-tooltip{top:auto;bottom:calc(100% + 8px);transform:translateX(-50%) translateY(6px)}
.mosaic-cell:hover .mosaic-tooltip{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.mosaic-cell:nth-child(8n+1) .mosaic-tooltip{left:0;transform:translateX(0) translateY(-6px)}
.mosaic-cell:nth-child(8n+1).tt-down .mosaic-tooltip{transform:translateX(0) translateY(6px)}
.mosaic-cell:nth-child(8n+1):hover .mosaic-tooltip{transform:translateX(0) translateY(0)}
.mosaic-cell:nth-child(8n) .mosaic-tooltip{left:auto;right:0;transform:translateX(0) translateY(-6px)}
.mosaic-cell:nth-child(8n).tt-down .mosaic-tooltip{transform:translateX(0) translateY(6px)}
.mosaic-cell:nth-child(8n):hover .mosaic-tooltip{transform:translateX(0) translateY(0)}
.mt-head{display:flex;align-items:center;justify-content:space-between;gap:10px;font-family:var(--mono-data);font-size:12px;color:var(--text);padding-bottom:10px;border-bottom:1px solid var(--line)}
.mt-host{word-break:break-all}
.mt-score{font-family:var(--mono-data);font-weight:600;font-size:12px;padding:2px 8px;color:#fff;flex:none}
.mosaic-cell.m-crit .mt-score{background:var(--red)}
.mosaic-cell.m-high .mt-score{background:var(--amber)}
.mosaic-cell.m-med .mt-score{background:var(--gold);color:#1a1400}
.mosaic-cell.m-low .mt-score{background:var(--green);color:#04170d}
.mt-label{margin-top:10px;font-family:var(--mono);font-size:9.5px;text-transform:uppercase;letter-spacing:.06em;color:var(--dim-2)}
.mt-finding{margin-top:4px;font-size:12.5px;color:var(--text);line-height:1.4}
.mt-meta{margin-top:8px;display:flex;justify-content:space-between;font-size:11px;color:var(--dim)}
.mt-meta b{color:var(--text);font-family:var(--mono-data);font-weight:500}
.mt-triage{margin-top:8px;font-size:10.5px;color:var(--dim-2)}
@media(max-width:640px){.mosaic-tooltip{display:none}}
.mosaic-legend{display:flex;gap:16px;flex-wrap:wrap;font-family:var(--mono);font-size:11px;color:var(--dim)}
.mosaic-legend .dot{width:7px;height:7px;border-radius:50%;display:inline-block;margin-right:6px}
.finding-preview{border-top:1px solid var(--line);padding:18px}
.finding-preview-head{display:flex;align-items:center;gap:10px;margin-bottom:14px;flex-wrap:wrap}
.sev-badge{
  font-family:var(--mono);font-size:10.5px;text-transform:uppercase;letter-spacing:.05em;
  padding:4px 9px;flex:none;
}
.sev-crit{background:var(--red-tint);color:var(--red-bright);border:1px solid rgba(200,16,46,.4)}
.sev-high{background:var(--amber-tint);color:var(--amber);border:1px solid rgba(211,84,0,.4)}
.finding-title{font-size:14px;color:var(--text);font-weight:500}
.finding-preview-row{display:grid;grid-template-columns:82px 1fr;gap:10px;padding:7px 0;border-top:1px dashed var(--line-soft)}
.finding-preview-row:first-of-type{border-top:none}
.finding-preview-row .k{font-family:var(--mono);color:var(--dim);text-transform:uppercase;font-size:10px;letter-spacing:.05em;padding-top:2px}
.finding-preview-row .v{font-size:12.5px;color:var(--text)}
.finding-preview-row .v.mono{font-family:var(--mono-data);word-break:break-all}
@media(max-width:640px){.mosaic-grid{grid-template-columns:repeat(6,1fr)}}

/* ---------- FIELD PROOF: before / after ---------- */
.versus{display:grid;grid-template-columns:1fr auto 1fr;gap:22px;align-items:stretch;margin-top:44px}
.versus-card{border:1px solid var(--line);background:var(--surface);padding:28px 26px}
.versus-before{opacity:.8}
.versus-after{border-color:rgba(63,217,138,.35);background:rgba(63,217,138,.05)}
.versus-label{font-family:var(--mono);font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--dim);margin-bottom:10px}
.versus-card h3{font-size:19px;margin-bottom:8px}
.versus-card p{color:var(--dim);font-size:14.5px}
.versus-tag{display:inline-block;margin-top:16px;font-family:var(--mono);font-size:11px;text-transform:uppercase;letter-spacing:.05em;padding:6px 12px}
.versus-tag-muted{border:1px solid var(--line-strong);color:var(--dim)}
.versus-tag-live{border:1px solid rgba(63,217,138,.4);color:var(--green);background:rgba(63,217,138,.08)}
.versus-arrow{display:flex;align-items:center;justify-content:center;font-family:var(--mono);font-size:22px;color:var(--dim-2)}
@media(max-width:750px){.versus{grid-template-columns:1fr}.versus-arrow{transform:rotate(90deg);margin:0 auto}}

/* ---------- PLATFORM: nested sub-feature row (e.g. RedEngine → Pentest Studio) ---------- */
.platform-subrow{
  margin-top:44px;padding-top:40px;border-top:1px solid var(--line-soft);
  display:grid;grid-template-columns:.8fr 1.2fr;gap:40px;align-items:center;
}
.platform-subrow .sub-label{
  font-family:var(--mono);font-size:11px;color:var(--dim);text-transform:uppercase;
  letter-spacing:.05em;margin-bottom:10px;
}
.platform-subrow p{color:var(--dim);max-width:44ch}
.platform-subrow .product-shot{margin:0}
@media(max-width:900px){.platform-subrow{grid-template-columns:1fr;gap:22px}}


/* ---------- CRIMSON NEXUS: compounding-intelligence hub diagram ---------- */
.nexus-diagram{
  width:100%;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px;
}

/* ---------- CRIMSON NEXUS v2: raw data -> Crimson Nexus -> structured clusters ---------- */
.compound-diagram{width:100%;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.compound-raw circle{fill:var(--red);opacity:.55;transform-box:fill-box;transform-origin:center;animation:compound-raw-pulse 2.6s ease-in-out infinite}
.compound-raw circle:nth-child(1){animation-delay:0s}
.compound-raw circle:nth-child(2){animation-delay:.3s}
.compound-raw circle:nth-child(3){animation-delay:.6s}
.compound-raw circle:nth-child(4){animation-delay:.9s}
.compound-raw circle:nth-child(5){animation-delay:1.2s}
.compound-raw circle:nth-child(6){animation-delay:1.5s}
.compound-raw circle:nth-child(7){animation-delay:1.8s}
@keyframes compound-raw-pulse{
  0%,100%{opacity:.35;transform:scale(.85)}
  50%{opacity:.95;transform:scale(1.15)}
}
.compound-arrow{stroke:var(--line-strong);stroke-width:1.6;fill:none;marker-end:url(#arrow-compound)}
.compound-hub-label{font-family:var(--mono);font-size:13px;letter-spacing:.04em;fill:var(--text);text-transform:uppercase}
.compound-cluster{fill:none;stroke-width:1.4;transform-origin:center;transform-box:fill-box;animation:compound-pulse 3.4s ease-in-out infinite}
.compound-cluster.c-green{stroke:var(--green)}
.compound-cluster.c-gold{stroke:var(--gold);animation-delay:.5s}
.compound-cluster.c-red{stroke:var(--red);animation-delay:1s}
.compound-dot.c-green circle{fill:var(--green)}
.compound-dot.c-gold circle{fill:var(--gold)}
.compound-dot.c-red circle{fill:var(--red)}
.compound-caption{font-family:var(--sans);font-size:14px;fill:var(--dim)}
.compound-flow{fill:var(--red-bright);transform-box:fill-box}
.compound-flow.f1{animation:compound-flow-1 2.4s ease-in-out infinite}
.compound-flow.f2{animation:compound-flow-2 2.4s ease-in-out infinite;animation-delay:1.2s}
@keyframes compound-flow-1{
  0%{transform:translateX(0);opacity:0}
  12%{opacity:1}
  88%{opacity:1}
  100%{transform:translateX(53px);opacity:0}
}
@keyframes compound-flow-2{
  0%{transform:translateX(0);opacity:0}
  12%{opacity:1}
  88%{opacity:1}
  100%{transform:translateX(42px);opacity:0}
}
@keyframes compound-pulse{
  0%,100%{stroke-opacity:.55;transform:scale(1)}
  50%{stroke-opacity:1;transform:scale(1.045)}
}
@media(prefers-reduced-motion: reduce){
  .compound-cluster,.compound-flow,.compound-raw circle{animation:none}
}

/* ---------- ATTACK GRAPH: asset hull + blast-radius fan-out (illustrative data only) ---------- */
.graph-diagram{
  width:100%;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px 22px 18px;
}
.graph-scatter circle{fill:var(--line-strong);opacity:.6}
.graph-hull{fill:none;stroke:var(--line-strong);stroke-dasharray:4 3;stroke-width:1.2}
.graph-hull-label{font-family:var(--mono-data);font-size:10.5px;fill:var(--dim)}
.graph-node rect{fill:var(--bg-1);stroke:var(--line-strong);stroke-width:1}
.graph-node text{font-family:var(--mono-data);font-size:10.5px;fill:var(--text)}
.graph-node.muted rect{stroke:var(--line-soft)}
.graph-node.muted text{fill:var(--dim-2)}
.graph-node.attacker circle{fill:var(--red);stroke:var(--red)}
.graph-node.attacker text{font-family:var(--mono-data);font-size:10px;fill:var(--dim)}
.graph-node.hit rect{stroke:var(--red);stroke-width:1.6}
.graph-node.hit text{fill:var(--red-bright)}
.graph-edge{stroke:var(--red);stroke-width:1.6;fill:none;marker-end:url(#arrow)}
.graph-edge.muted{stroke:var(--line-strong);stroke-width:1.2;stroke-dasharray:3 3;marker-end:url(#arrow-muted)}
.graph-param-label{font-family:var(--mono-data);font-size:10px;fill:var(--red-bright)}
.graph-legend{display:flex;gap:22px;flex-wrap:wrap;margin-top:14px;font-family:var(--mono);font-size:11px;color:var(--dim)}
.graph-legend .swatch{display:inline-block;width:16px;height:2px;margin-right:7px;vertical-align:middle}
.graph-legend .swatch.on{background:var(--red)}
.graph-legend .swatch.off{background:var(--line-strong);border-top:2px dashed var(--line-strong);height:0}

/* ---------- LEDGER (feature list) ---------- */
.ledger{margin-top:52px;padding-left:0;border-left:none;display:flex;flex-direction:column;gap:1px}
.ledger-item{
  position:relative;padding:26px 26px 26px 64px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  transition:.2s;
}
.ledger-item + .ledger-item{margin-top:14px}
.ledger-item:hover{background:var(--surface-2);border-color:var(--line-strong)}
.ledger-item::before{
  content:attr(data-n);position:absolute;left:22px;top:27px;
  width:28px;text-align:left;font-family:var(--mono-data);
  font-size:12px;color:var(--red);
}
.ledger-item h3{margin-bottom:7px;font-family:var(--sans);font-size:19px;font-weight:600}
.ledger-item p{color:var(--dim);max-width:58ch}

/* ---------- CASE FILE ---------- */
.casefile{
  margin-top:48px;border:1px solid var(--line);border-radius:var(--radius);
  background:var(--surface);overflow:hidden;
  display:grid;grid-template-columns:1fr 1fr;
}
.casefile-copy{padding:40px;border-right:1px solid var(--line)}
.casefile-copy h3{font-family:var(--sans);font-size:19px;font-weight:600}
.casefile-copy p{color:var(--dim);margin-top:14px}
.casefile-status{
  display:inline-block;margin-top:22px;font-family:var(--mono);
  font-size:11.5px;padding:7px 14px;text-transform:uppercase;letter-spacing:.05em;
  border:1px solid rgba(63,217,138,.4);color:var(--green);background:rgba(63,217,138,.08);
}
.chain{padding:38px 40px;display:flex;flex-direction:column}
.chain-row{
  display:grid;grid-template-columns:110px 1fr;gap:16px;
  padding:13px 0;border-bottom:1px dashed var(--line)
}
.chain-row:last-child{border-bottom:none}
.chain-row .k{font-family:var(--mono);font-size:11.5px;color:var(--dim);text-transform:uppercase;letter-spacing:.04em}
.chain-row .v{font-size:15px;color:var(--text)}
@media(max-width:800px){
  .casefile{grid-template-columns:1fr}
  .casefile-copy{border-right:none;border-bottom:1px solid var(--line);padding:28px}
  .chain{padding:24px 28px}
}
.proof-pattern{margin-top:40px;padding-top:34px;border-top:1px solid var(--line-soft)}
.proof-pattern > p{font-size:15px;color:var(--dim);margin-bottom:20px}
.proof-pattern .stat-grid{margin-top:0}
.stat-grid.proof-stats{grid-template-columns:repeat(2,1fr);max-width:460px}
@media(max-width:520px){.stat-grid.proof-stats{grid-template-columns:1fr}}

/* ---------- SEVERITY PROOF (aggregate, anonymized) — standalone card ---------- */
.proof-signal{
  margin-top:28px;border:1px solid var(--line);background:var(--bg-1);
  padding:32px 34px;max-width:760px;
}
.proof-signal .kicker{margin-bottom:24px}
.signal-transform{display:flex;align-items:center;gap:26px;flex-wrap:wrap}
.signal-block{display:flex;flex-direction:column;gap:6px}
.signal-block b{font-family:var(--display);font-size:50px;font-weight:400;line-height:1}
.signal-block-raw b{color:var(--dim-2)}
.signal-block-fix b{color:var(--red-bright)}
.signal-block span{font-size:12.5px;color:var(--dim);text-transform:uppercase;letter-spacing:.03em;font-family:var(--mono)}
.signal-arrow{font-size:26px;color:var(--dim-2);flex:none;font-family:var(--sans)}
.signal-sub{font-size:13px;color:var(--dim);margin-top:22px;margin-bottom:18px;max-width:60ch}
.severity-badges{display:flex;flex-wrap:wrap;gap:9px}
.severity-badges .sev-badge{display:inline-flex;align-items:center;gap:7px}
.severity-badges .sev-badge b{font-family:var(--mono-data);font-size:11.5px}
.sev-med{background:rgba(212,167,44,.12);color:var(--gold);border:1px solid rgba(212,167,44,.35)}
.sev-low{background:rgba(63,217,138,.12);color:var(--green);border:1px solid rgba(63,217,138,.35)}
.sev-obs{background:var(--surface);color:var(--dim);border:1px solid var(--line)}
@media(max-width:560px){
  .proof-signal{padding:24px 22px}
  .signal-block b{font-size:40px}
  .signal-transform{flex-direction:column;align-items:flex-start;gap:10px}
  .signal-arrow{transform:rotate(90deg);margin-left:4px}
}

/* ---------- COMPARE TABLE ---------- */
.table-scroll{overflow-x:auto;margin-top:46px;border:1px solid var(--line);border-radius:var(--radius)}
table{width:100%;border-collapse:collapse;min-width:780px;font-size:14.5px}
th,td{text-align:left;padding:15px 16px;border-bottom:1px solid var(--line)}
tr:last-child td{border-bottom:none}
th{
  font-family:var(--mono);font-size:11px;font-weight:500;letter-spacing:.05em;
  color:var(--dim);background:var(--bg-1);text-transform:uppercase;
}
td:first-child{color:var(--dim)}
td:last-child,th:last-child{background:var(--red-tint)}
td:not(:first-child){font-family:var(--mono-data);font-size:12.5px}
.col-es{font-weight:600;color:var(--red-bright)}
.yes:empty::before{content:"✓";color:var(--text);opacity:.85;font-size:15px}
.no:empty::before{content:"–";color:var(--dim-2)}

/* ---------- PLATFORM ---------- */
.platform-intro{margin-bottom:6px}
.platform-block{
  padding-top:64px;padding-bottom:64px;border-top:1px solid var(--line-soft);
}
.platform-inner{
  display:grid;grid-template-columns:.86fr 1.14fr;
  gap:62px;align-items:center;
}
.platform-inner.reverse{grid-template-columns:1.14fr .86fr}
.platform-inner.reverse .platform-copy{order:2}
@media(max-width:900px){
  .platform-inner,.platform-inner.reverse{grid-template-columns:1fr;gap:30px}
  .platform-inner.reverse .platform-copy{order:0}
}
.platform-copy h3{font-family:var(--sans);font-size:22px;font-weight:600}
.platform-copy p{color:var(--dim);margin-top:10px;max-width:47ch}
.steps{display:flex;flex-direction:column;margin-top:24px}
.step{
  display:grid;grid-template-columns:28px 1fr;gap:12px;
  padding:14px 0;border-top:1px solid var(--line-soft)
}
.step:first-child{border-top:none}
.step .num{font-family:var(--mono-data);font-size:12px;color:var(--red)}
.step .num.num-dot{color:var(--red-bright);font-size:16px;line-height:1}
.step .label{font-weight:600;font-size:15px}
.step .sub{font-size:13.5px;color:var(--dim);margin-top:2px}
.product-shot{
  border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);
  box-shadow:var(--shadow);overflow:hidden;
}
.product-shot img{width:100%;display:block}
.shot-caption{
  font-family:var(--mono);font-size:11px;color:var(--dim-2);
  padding:11px 14px;border-top:1px solid var(--line)
}

/* ---------- ATTACK MAP SVG ---------- */
.path-diagram{
  width:100%;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px
}
.path-node text{font-family:var(--mono-data);font-size:11px;fill:var(--text)}
.path-node rect{fill:var(--bg-1);stroke:var(--line-strong);stroke-width:1}
.path-edge{stroke:var(--red);stroke-width:1.4;fill:none;marker-end:url(#arrow)}

/* ---------- SAFE ---------- */
.safe-grid{
  display:grid;grid-template-columns:repeat(4,1fr);
  gap:14px;margin-top:46px
}
.safe-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:28px 24px;transition:.2s;
}
.safe-item:hover{background:var(--surface-2);border-color:var(--line-strong)}
.safe-icon{
  width:38px;height:38px;display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line);color:var(--red);margin-bottom:18px;flex:none;
}
.safe-icon svg{width:19px;height:19px}
.safe-item h3{
  font-family:var(--sans);font-size:16px;font-weight:600;margin-bottom:9px
}
.safe-item p{font-size:14px;color:var(--dim)}
@media(max-width:850px){.safe-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.safe-grid{grid-template-columns:1fr}}

/* ---------- RESEARCH ---------- */
.research-question{
  margin-top:34px;padding:26px 30px;border-left:2px solid var(--red);
  background:var(--surface);max-width:74ch;
}
.research-question .sub-label{
  font-family:var(--mono);font-size:11px;color:var(--dim);text-transform:uppercase;
  letter-spacing:.06em;margin-bottom:10px;
}
.research-question p{font-size:17px;color:var(--text);line-height:1.55;font-style:italic}

.testimonial{
  margin-top:36px;padding:26px 30px;border-left:2px solid var(--red);
  background:var(--surface);max-width:74ch;
}
.testimonial .sub-label{
  font-family:var(--mono);font-size:11px;color:var(--dim);text-transform:uppercase;
  letter-spacing:.06em;margin-bottom:10px;
}
.testimonial p{font-size:16px;color:var(--text);line-height:1.55;font-style:italic}
.testimonial-attr{margin-top:14px;font-family:var(--mono);font-size:11.5px;color:var(--dim-2)}
.collab-band{margin-top:64px;padding-top:44px;border-top:1px solid var(--line-soft)}
.collab-band h3{font-size:24px}
.research-grid{
  display:grid;grid-template-columns:1fr 1fr;
  gap:56px;align-items:center;margin-top:46px
}
@media(max-width:900px){.research-grid{grid-template-columns:1fr}}
.loop-node text{font-family:var(--mono-data);font-size:12px;fill:var(--text)}
.loop-node circle{fill:var(--bg-1);stroke:var(--red);stroke-width:1.4}
.loop-edge{stroke:var(--dim-2);stroke-width:1;fill:none;marker-end:url(#arrow-ink)}
.themes{display:flex;flex-direction:column;gap:22px}
.theme{
  padding:20px 22px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
}
.theme h3{font-family:var(--sans);font-size:16px;font-weight:600;margin-bottom:6px;color:var(--text)}
.theme .q{
  font-family:var(--sans);font-style:normal;font-size:15px;color:var(--dim)
}

/* ---------- TEAM / CREDIBILITY ---------- */
.stat-grid{
  display:grid;grid-template-columns:repeat(4,1fr);
  gap:1px;margin-top:46px;background:var(--line);
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
}
.stat{background:var(--bg-1);padding:26px 22px}
.stat b{
  display:block;font-family:var(--display);font-size:38px;font-weight:400;color:var(--red);
}
.stat span{font-size:13px;color:var(--dim)}
.badges{display:flex;flex-wrap:wrap;gap:9px;margin-top:34px}
.badge{
  font-family:var(--mono);font-size:11px;padding:8px 13px;border-radius:0;
  border:1px solid var(--line);color:var(--dim);background:var(--surface);
  text-transform:uppercase;letter-spacing:.03em;
}
a.badge{text-decoration:none;transition:.15s}
a.badge:hover{border-color:var(--red);color:var(--red-bright)}
.team-visual{
  margin-top:44px;display:grid;grid-template-columns:1.15fr .85fr;
  gap:30px;align-items:center
}
.team-visual p{color:var(--dim)}
.team-photo{border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
@media(max-width:850px){
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .team-visual{grid-template-columns:1fr}
}

/* team section (homepage) */
.team-head{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:end}
.team-head h2{max-width:18ch}
.team-head .lede{margin-top:0;font-size:17px}
.people-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:48px}
.person{display:flex;flex-direction:column;text-decoration:none;color:var(--text);border:1px solid var(--line);background:var(--surface);transition:.2s;overflow:hidden}
.person img{width:100%;aspect-ratio:4/4.4;object-fit:cover;object-position:center 22%;filter:grayscale(1) contrast(1.05);transition:filter .35s ease,transform .5s ease}
.person:hover{border-color:var(--red);transform:translateY(-3px)}
.person:hover img{filter:grayscale(0);transform:scale(1.03)}
.person-body{padding:18px 18px 22px;border-top:2px solid var(--red)}
.person-role{font-family:var(--mono);font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--red-bright)}
.person h3{font-size:18px;margin:8px 0 8px;line-height:1.25}
.person p{font-size:13.5px;color:var(--dim);line-height:1.5}
.proof-strip{display:grid;grid-template-columns:repeat(4,1fr);margin-top:36px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.proof-strip>div{padding:22px 20px;border-left:1px solid var(--line)}
.proof-strip>div:first-child{border-left:none;padding-left:0}
.proof-strip b{display:block;font-family:var(--display);font-size:40px;font-weight:400;line-height:1;color:var(--red)}
.proof-strip span{display:block;margin-top:8px;font-size:13px;line-height:1.4;color:var(--dim)}
.team-foot{display:flex;flex-wrap:wrap;gap:20px;align-items:center;justify-content:space-between;margin-top:32px}
@media(max-width:1000px){.people-grid{grid-template-columns:repeat(2,1fr)}.team-head{grid-template-columns:1fr;gap:18px}}
@media(max-width:700px){.proof-strip{grid-template-columns:repeat(2,1fr)}.proof-strip>div:nth-child(3){border-left:none;padding-left:0}.proof-strip>div:nth-child(n+3){border-top:1px solid var(--line)}}
@media(max-width:480px){.people-grid{grid-template-columns:1fr 1fr;gap:12px}.person-body{padding:14px}.person h3{font-size:15px}.person p{display:none}}
@media(prefers-reduced-motion:reduce){.person,.person img{transition:none}.person:hover{transform:none}.person:hover img{transform:none}}

.ref-line{font-size:14px;color:var(--dim);margin:14px 0 0}
.ref-head{margin-bottom:44px;padding-bottom:36px;border-bottom:1px solid var(--line-soft)}
.ref-stat{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;margin-top:28px;padding:16px 20px;border:1px solid var(--line);background:var(--surface);width:fit-content;max-width:100%}
.ref-stat .live-dot{align-self:center}
.ref-stat b{font-family:var(--display);font-size:34px;font-weight:400;line-height:1;color:var(--text)}
.ref-stat-label{font-family:var(--mono);font-size:12px;color:var(--dim)}

/* ---------- CTA / FOOTER ---------- */
.final-cta{position:relative;overflow:hidden}
.final-cta .glow{width:480px;height:480px;top:-200px;left:50%;transform:translateX(-60%)}
.final-cta h2{max-width:16ch}
.narrow-copy{max-width:640px}
footer{
  padding:52px 0 30px;background:var(--bg-1);color:var(--text);
  border-top:1px solid var(--line-soft)
}
.footer-top{display:flex;justify-content:space-between;align-items:flex-start;gap:24px;flex-wrap:wrap}
.footer-contact{font-family:var(--mono);font-size:12px;color:var(--dim)}

.footer-grid{display:grid;grid-template-columns:1.3fr .8fr 1fr;gap:32px;align-items:start}
.footer-brand .wordmark{font-size:22px}
.footer-tagline{
  font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--dim-2);margin-top:10px;
}
.footer-links{display:flex;flex-direction:column;gap:11px;font-family:var(--mono);font-size:12.5px}
.footer-links a{
  text-decoration:none;color:var(--dim);text-transform:uppercase;letter-spacing:.05em;transition:.15s;
}
.footer-links a:hover{color:var(--red)}
.footer-address{
  font-family:var(--mono);font-size:12px;line-height:1.75;text-align:right;
}
.footer-address .office + .office{margin-top:16px}
.footer-address .org{color:var(--dim);text-transform:uppercase;letter-spacing:.08em}
.footer-address .line{color:var(--dim-2)}
.office-label{font-family:var(--mono);font-size:10px;text-transform:uppercase;letter-spacing:.08em;color:var(--dim-2);margin-bottom:4px;}
.office-primary .org{color:var(--text);font-weight:600;}
.footer-bottom{
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px;
  border-top:1px solid var(--line-soft);margin-top:34px;padding-top:18px;
  font-family:var(--mono);font-size:11.5px;color:var(--dim-2);
}
@media(max-width:860px){
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-address{text-align:left}
}
.footnote{margin-top:28px;font-size:10px;color:var(--dim-2);max-width:88ch;line-height:1.55;opacity:.75}

/* ==========================================================================
   FOUNDERS PAGE
   ========================================================================== */
.founder-hero{padding:84px 0 58px;position:relative;overflow:hidden}
.founder-hero .glow{width:480px;height:480px;top:-220px;left:-140px}
.founder-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-top:42px}
.founder-grid.three-up{grid-template-columns:repeat(3,1fr)}
.founder-avatar-placeholder{
  width:100%;aspect-ratio:1/1;margin-bottom:20px;border-radius:var(--radius-sm);
  background:var(--bg-1);border:1px solid var(--line-strong);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--display);font-size:56px;color:var(--red);letter-spacing:.04em;
}
.founder-card{
  border:1px solid var(--line);background:var(--surface);border-radius:var(--radius);
  padding:28px;transition:.2s;
}
.founder-card:hover{border-color:var(--line-strong);background:var(--surface-2)}
.founder-card img{width:100%;aspect-ratio:1/1;object-fit:cover;margin-bottom:20px;border-radius:var(--radius-sm);filter:grayscale(.15)}
.founder-card img.portrait-inset{width:82%;display:block;margin-left:auto;margin-right:auto}
.founder-role{font-family:var(--mono);font-size:11px;color:var(--red);margin-bottom:8px;text-transform:uppercase;letter-spacing:.05em}
.founder-card h3{font-size:26px;margin-bottom:8px}
.founder-card p{color:var(--dim);font-size:15px}
.founder-pub{
  margin-top:14px;padding-top:14px;border-top:1px solid var(--line-soft);
  font-family:var(--mono);font-size:11.5px !important;color:var(--dim-2) !important;line-height:1.6;
}
.founder-pub em{font-style:italic;color:var(--dim)}
.founder-badges.badges{margin-top:14px;gap:7px}
.founder-badges .badge{font-size:10.5px;padding:6px 10px}
.research-band{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:center}
.stage-photo{border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
.stage-photo img{width:100%}
.founder-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;margin-top:38px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.founder-fact{background:var(--bg-1);padding:22px 20px}
.founder-fact b{
  display:block;font-family:var(--display);font-size:30px;font-weight:400;color:var(--red);
}
.founder-fact span{font-size:13px;color:var(--dim)}
@media(max-width:850px){.founder-grid,.research-band,.founder-grid.three-up{grid-template-columns:1fr}.founder-facts{grid-template-columns:1fr}}
@media(min-width:851px) and (max-width:1050px){.founder-grid.three-up{grid-template-columns:repeat(2,1fr)}}

/* ---------- SCROLL REVEAL ---------- */
.reveal-on-scroll{opacity:0;transform:translateY(28px);transition:opacity .8s ease,transform .8s ease}
.reveal-on-scroll.is-visible{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  .reveal-on-scroll{opacity:1;transform:none;transition:none}
}

/* ---------- LIVE DIAGRAM MOTION ---------- */
.graph-edge{stroke-dasharray:5 4;animation:trace-flow 1.6s linear infinite}
.graph-edge.muted{animation:none}
.graph-node.muted,.graph-edge.muted{opacity:.4;transition:opacity .35s ease}
.graph-diagram:hover .graph-node.muted,.graph-diagram:hover .graph-edge.muted{opacity:1}
.loop-edge{stroke-dasharray:5 5;animation:trace-flow 2.6s linear infinite}
@keyframes trace-flow{to{stroke-dashoffset:-18}}
@media(prefers-reduced-motion:reduce){
  .graph-edge,.loop-edge{animation:none}
}

/* ---------- EVIDENCE CHAIN (why-echostrike) ---------- */
.evidence-chain{margin-top:36px;max-width:100%}
.ec-hint{font-family:var(--mono);font-size:10.5px;text-transform:uppercase;letter-spacing:.08em;color:var(--dim-2);margin-bottom:12px}
.ec-row{display:flex;align-items:stretch;gap:0;width:100%}
.ec-node{
  flex:1 1 0;min-width:0;border:1px solid var(--line);background:var(--surface);
  padding:12px 6px;text-align:center;transition:border-color .2s ease,background .2s ease;position:relative;
}
.ec-num{display:none}
.ec-node:hover{border-color:var(--line-strong);background:var(--surface-2)}
.ec-node.accent-gold{border-color:rgba(212,167,44,.35);background:rgba(212,167,44,.05)}
.ec-node.accent-gold:hover{border-color:rgba(212,167,44,.6)}
.ec-node.accent-red{border-color:rgba(200,16,46,.35);background:var(--red-tint)}
.ec-node.accent-red:hover{border-color:var(--red)}
.ec-label{font-family:var(--mono);font-size:9.5px;text-transform:uppercase;letter-spacing:.04em;color:var(--dim);margin-bottom:9px;white-space:nowrap}
.ec-node.accent-gold .ec-label{color:var(--gold)}
.ec-node.accent-red .ec-label{color:var(--red-bright)}
.ec-sub-wrap{position:relative;height:44px}
.ec-sub,.ec-detail{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  line-height:1.3;transition:opacity .25s ease;padding:0 2px;
}
.ec-sub{font-size:10.5px;color:var(--text)}
.ec-detail{opacity:0;font-family:var(--mono-data);font-size:10.5px;color:var(--dim);white-space:nowrap}
.ec-node:hover .ec-sub{opacity:0}
.ec-node:hover .ec-detail{opacity:1}
.ec-arrow{
  flex:0 0 16px;align-self:center;height:2px;position:relative;margin:0 1px;
  background-image:repeating-linear-gradient(90deg,var(--red) 0 5px,transparent 5px 10px);
  background-size:10px 2px;animation:ec-flow .6s linear infinite;
}
.ec-arrow::after{
  content:'';position:absolute;right:-1px;top:50%;transform:translateY(-50%);
  width:0;height:0;border-top:3px solid transparent;border-bottom:3px solid transparent;border-left:5px solid var(--red);
}
@keyframes ec-flow{to{background-position-x:-10px}}
@media(prefers-reduced-motion:reduce){.ec-arrow{animation:none}}
@media(max-width:760px){
  .ec-row{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
  .ec-arrow{display:none}
  .ec-node{padding:20px 8px 12px}
  .ec-num{display:block;position:absolute;top:8px;left:8px;font-family:var(--mono);font-size:9px;color:var(--red)}
  .ec-label{white-space:normal}
  .ec-detail{white-space:normal}
}
@media(max-width:480px){.ec-row{grid-template-columns:repeat(2,1fr)}}

/* ---------- FIELD PROOF: header record panel ---------- */
.proof-hero-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:center}
@media(max-width:920px){.proof-hero-grid{grid-template-columns:1fr}}
.proof-record{max-width:440px}
@media(max-width:920px){.proof-record{max-width:520px}}
.proof-record-footer{border-top:1px solid var(--line);padding:14px 18px}

.proof-tab-input{position:absolute;opacity:0;pointer-events:none;width:0;height:0}
.proof-tab-labels{display:flex;gap:2px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:10px 18px 0}
.proof-tab-labels label{
  cursor:pointer;font-family:var(--mono);font-size:10.5px;text-transform:uppercase;letter-spacing:.05em;
  color:var(--dim-2);padding:8px 12px;border-bottom:2px solid transparent;transition:color .15s ease,border-color .15s ease;
}
.proof-tab-labels label:hover{color:var(--dim)}
.proof-tab-panel{display:none}
#pt1:checked ~ .proof-tab-labels label[for="pt1"],
#pt2:checked ~ .proof-tab-labels label[for="pt2"],
#pt3:checked ~ .proof-tab-labels label[for="pt3"]{color:var(--red-bright);border-bottom-color:var(--red)}
#pt1:checked ~ .proof-tab-panel[data-panel="1"],
#pt2:checked ~ .proof-tab-panel[data-panel="2"],
#pt3:checked ~ .proof-tab-panel[data-panel="3"]{display:block}

/* ---------- COOKIE CONSENT ---------- */
.cookie-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:200;
  background:var(--bg-1);border-top:1px solid var(--line-strong);
  box-shadow:0 -12px 40px rgba(0,0,0,.35);
}
:root[data-cookie-consent="given"] .cookie-bar{display:none}
.cookie-bar-inner{
  max-width:1180px;margin:0 auto;padding:18px 32px;
  display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap;
}
.cookie-bar-inner p{font-size:13px;color:var(--dim);max-width:64ch;margin:0;line-height:1.55}
.cookie-bar-inner p b{color:var(--text);font-weight:600}
.cookie-bar-actions{display:flex;gap:10px;flex:none}
.cookie-bar-actions .btn-ghost,.cookie-bar-actions .btn-primary{padding:10px 20px;font-size:11px}
@media(max-width:640px){
  .cookie-bar-inner{padding:16px 20px;flex-direction:column;align-items:stretch;gap:14px}
  .cookie-bar-actions{justify-content:stretch}
  .cookie-bar-actions button{flex:1}
}

/* ---------- RESUME CHIP ---------- */
.resume-chip{
  position:fixed;right:20px;bottom:20px;z-index:150;
  display:flex;align-items:stretch;background:var(--bg-1);border:1px solid var(--line-strong);
  box-shadow:var(--shadow);transition:bottom .2s ease;max-width:calc(100% - 40px);
}
.resume-chip[hidden]{display:none}
.resume-chip-btn{
  display:flex;flex-direction:column;align-items:flex-start;gap:3px;
  padding:12px 16px;background:transparent;border:none;color:var(--text);cursor:pointer;text-align:left;
}
.resume-chip-btn:hover{background:var(--surface-2)}
.resume-chip-label{font-family:var(--mono);font-size:9.5px;text-transform:uppercase;letter-spacing:.05em;color:var(--dim-2)}
.resume-chip-section{font-size:13.5px;font-weight:600;color:var(--red-bright)}
.resume-chip-close{
  padding:0 14px;background:transparent;border:none;border-left:1px solid var(--line);
  color:var(--dim);cursor:pointer;font-size:17px;line-height:1;flex:none;
}
.resume-chip-close:hover{color:var(--text)}
@media(max-width:480px){.resume-chip{left:20px;right:20px;max-width:none}.resume-chip-btn{flex:1}}

/* ---------- WHITE PAPER ---------- */
.paper-hero{padding-top:84px;padding-bottom:36px}
.paper-meta{font-family:var(--mono);font-size:12px;color:var(--dim);letter-spacing:.03em;margin-top:20px;display:flex;gap:18px;flex-wrap:wrap;text-transform:uppercase}
.paper-thesis{margin-top:24px;font-size:21px;font-style:italic;color:var(--text);max-width:62ch;line-height:1.5}
.paper-abstract{margin-top:26px;color:var(--dim);max-width:74ch;line-height:1.7;font-size:16px}
.toc{margin-top:44px;border:1px solid var(--line);background:var(--surface);max-width:640px}
.toc-item{display:flex;gap:16px;padding:14px 22px;border-top:1px solid var(--line-soft);text-decoration:none;color:var(--text);font-size:14.5px;transition:.15s}
.toc-item:first-child{border-top:none}
.toc-item:hover{background:var(--surface-2);color:var(--red-bright)}
.toc-num{font-family:var(--mono-data);color:var(--dim);font-size:13px;flex:none;width:22px}
.paper-section{padding:60px 0;border-top:1px solid var(--line-soft)}
.paper-section .section-num{font-family:var(--mono);font-size:12.5px;color:var(--red-bright);letter-spacing:.06em;display:block;margin-bottom:12px;text-transform:uppercase}
.paper-section h2{font-size:clamp(23px,2.8vw,30px);max-width:none}
.paper-section h3{font-size:18px;margin-top:36px;margin-bottom:4px;color:var(--text)}
.paper-section p{color:var(--dim);max-width:74ch;margin-top:14px;line-height:1.75;font-size:16px}
.paper-section ul,.paper-section ol{margin-top:14px;margin-left:22px;color:var(--dim);max-width:70ch;line-height:1.75;font-size:16px}
.paper-section li{margin-bottom:8px}
.paper-section li::marker{color:var(--dim-2)}
.status-dot{width:7px;height:7px;border-radius:50%;display:inline-block;margin-right:9px;flex:none}
.status-production{background:var(--green)}
.status-inbuild{background:var(--amber)}
.status-research{background:var(--red-bright)}
.status-planned{background:var(--dim-2)}
.status-label{display:flex;align-items:center;font-family:var(--mono);font-size:12px;text-transform:uppercase;letter-spacing:.03em;color:var(--text)}
.capability-table td:last-child,.capability-table th:last-child{background:transparent}
.capability-table td:not(:first-child){font-family:var(--sans);font-size:14.5px;color:var(--text)}
.capability-table td:nth-child(2){font-weight:600}
.pipeline{font-family:var(--mono-data);font-size:13px;color:var(--text);background:var(--surface);border:1px solid var(--line);padding:20px 22px;margin-top:22px;line-height:2;overflow-x:auto;white-space:nowrap}
.outcome-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:22px}
@media(max-width:850px){.outcome-grid{grid-template-columns:1fr}}
.outcome-grid .safe-item h3{margin-top:0;font-size:16px}
.outcome-grid .safe-item p{font-size:14.5px}
.paper-footnote{margin-top:0;padding:24px 0 0;font-family:var(--mono);font-size:12px;color:var(--dim-2);max-width:76ch;line-height:1.75}
.cite-block{margin-top:26px;padding:18px 20px;border:1px solid var(--line);background:var(--surface);font-family:var(--mono-data);font-size:12.5px;color:var(--dim);max-width:76ch;line-height:1.7}

/* ---------- PAPER VIEW (white-paper content rendered as a literal paper surface) ---------- */
.paper-cover{padding:92px 0 60px;position:relative;overflow:hidden}
.paper-cover .glow{width:520px;height:520px;top:-220px;left:-120px}

.paper-surface{
  --p-bg:#f7f6f2;
  --p-ink:#1c1a16;
  --p-dim:#63594c;
  --p-dim-2:#8a8172;
  --p-line:rgba(28,26,22,.14);
  --p-serif:'Spectral', Georgia, serif;
  background:var(--p-bg);
  color:var(--p-ink);
  position:relative;
  z-index:1;
}
.paper-inner{max-width:720px;margin:0 auto;padding:72px 32px 88px;}
@media(max-width:640px){.paper-inner{padding:56px 20px 64px}}

.abstract-block{border-left:2px solid var(--red);padding:2px 0 2px 26px;margin-bottom:56px;}
.abstract-label{font-family:var(--mono);font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--p-dim-2);margin-bottom:10px;}
.abstract-block p{font-family:var(--p-serif);font-size:18px;line-height:1.7;color:var(--p-ink);max-width:none;}

.paper-toc{margin:0 0 60px;border-top:1px solid var(--p-line);border-bottom:1px solid var(--p-line);}
.paper-toc-item{display:flex;gap:16px;padding:14px 2px;text-decoration:none;color:var(--p-ink);font-family:var(--p-serif);font-size:16px;border-top:1px solid var(--p-line);}
.paper-toc-item:first-child{border-top:none}
.paper-toc-num{font-family:var(--mono);font-size:12px;color:var(--p-dim-2);flex:none;width:18px;padding-top:3px;}
.paper-toc-item:hover{color:var(--red-deep)}

.paper-block{padding:50px 0;border-top:1px solid var(--p-line);}
.paper-block:first-child{border-top:none;padding-top:0;}
.paper-block h2{font-family:var(--p-serif);font-weight:600;font-size:26px;color:var(--p-ink);max-width:none;margin-top:0;line-height:1.3;}
.paper-block h2 .num{color:var(--p-dim-2);font-weight:400;margin-right:8px;}
.paper-block h3{font-family:var(--p-serif);font-weight:600;font-size:18px;color:var(--p-ink);margin-top:38px;margin-bottom:8px;}
.paper-block p{font-family:var(--p-serif);font-size:17px;line-height:1.75;color:var(--p-ink);max-width:none;margin-top:16px;}
.paper-block ul,.paper-block ol{font-family:var(--p-serif);font-size:17px;line-height:1.75;color:var(--p-ink);margin-top:16px;margin-left:24px;}
.paper-block li{margin-bottom:8px;}
.paper-block li::marker{color:var(--p-dim-2);}
.paper-block strong{color:var(--p-ink);}

.paper-callout{margin:30px 0 8px;padding:22px 26px;border-left:2px solid var(--red);background:rgba(28,26,22,.035);}
.paper-callout .sub-label{font-family:var(--mono);font-size:10.5px;text-transform:uppercase;letter-spacing:.07em;color:var(--p-dim-2);margin-bottom:8px;}
.paper-callout p{font-family:var(--p-serif);font-style:italic;font-size:17px;color:var(--p-ink);margin-top:0;}

.paper-table-wrap{overflow-x:auto;}
.paper-table{width:100%;min-width:560px;border-collapse:collapse;margin-top:22px;font-size:14.5px;}
.paper-table th,.paper-table td{text-align:left;padding:13px 14px;border-bottom:1px solid var(--p-line);vertical-align:top;font-family:var(--sans);background:transparent;}
.paper-table th{font-family:var(--mono);font-size:10.5px;text-transform:uppercase;letter-spacing:.05em;color:var(--p-dim-2);font-weight:500;}
.paper-table td:last-child,.paper-table th:last-child{background:transparent;}
.paper-table td:nth-child(2){font-weight:600;color:var(--p-ink);}
.paper-table td:nth-child(3){color:var(--p-dim);}
.paper-status{display:flex;align-items:center;font-family:var(--mono);font-size:11px;text-transform:uppercase;letter-spacing:.03em;color:var(--p-ink);}
.paper-status .status-dot{margin-right:8px;}

.paper-pipeline{font-family:var(--mono-data);font-size:12.5px;color:var(--p-ink);background:rgba(28,26,22,.045);border:1px solid var(--p-line);padding:18px 20px;margin-top:20px;line-height:2;overflow-x:auto;white-space:nowrap;}

.paper-outcomes{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--p-line);margin-top:20px;border:1px solid var(--p-line);}
@media(max-width:700px){.paper-outcomes{grid-template-columns:1fr}}
.paper-outcome{background:var(--p-bg);padding:22px 20px;}
.paper-outcome h3{margin-top:0;font-size:16px;}
.paper-outcome p{font-size:15px;margin-top:8px;}

.paper-cite{margin-top:54px;padding:20px 22px;border:1px solid var(--p-line);font-family:var(--mono-data);font-size:12px;color:var(--p-dim);line-height:1.7;}
.paper-cite strong{color:var(--p-ink);}
.paper-footnote-light{margin-top:20px;font-family:var(--mono);font-size:11.5px;color:var(--p-dim-2);line-height:1.7;max-width:none;}

/* ---------- CUSTOMER LOGOS ---------- */
.logo-row{display:flex;gap:14px;flex-wrap:wrap;align-items:center;margin:18px 0 0;}
.logo-group-label{
  font-family:var(--mono);font-size:11px;color:var(--dim);text-transform:uppercase;
  letter-spacing:.05em;margin-bottom:10px;
}
.logo-chip{
  background:#ffffff;border:1px solid var(--line);
  padding:0 24px;display:flex;align-items:center;justify-content:center;height:66px;min-width:130px;
  transition:.15s;text-decoration:none;
}
a.logo-chip:hover{border-color:var(--red)}
.logo-chip img{height:26px;width:auto;display:block;}

/* ---------- item 1/3 additions: feeder/core status labels, attack-path list ---------- */
.status-pill{
  display:inline-block;font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;
  border:1px solid var(--line);padding:3px 8px;color:var(--dim);margin-bottom:10px;
}
.status-pill.build{color:var(--gold);border-color:rgba(212,167,44,.35)}
.status-pill.core{color:var(--red-bright);border-color:rgba(200,16,46,.35)}
.status-pill.feed{color:var(--dim)}
.feeder-note{font-size:13px;color:var(--dim-2);margin-top:10px;font-family:var(--mono)}

.path-list{list-style:none;margin:20px 0 0}
.path-list li{
  display:grid;grid-template-columns:28px 1fr;gap:10px;padding:9px 0;
  border-bottom:1px solid var(--line-soft);font-size:14.5px;
}
.path-list li:last-child{border-bottom:none}
.path-list .n{font-family:var(--mono);color:var(--red-bright);font-size:12px;padding-top:2px}
.mono{font-family:var(--mono-data)}

/* ==========================================================================
   PAPER EXTENSIONS — companion/architecture papers (math, defs, figures)
   Uses the existing .paper-surface palette tokens (--p-ink, --p-dim, --p-line…)
   ========================================================================== */

/* status / scope boxes */
.paper-status-box{margin:30px 0 8px;padding:20px 24px;border:1px solid var(--p-line);background:rgba(28,26,22,.03);}
.paper-status-box .sub-label{font-family:var(--mono);font-size:10.5px;text-transform:uppercase;letter-spacing:.07em;color:var(--p-dim-2);margin-bottom:8px;}
.paper-status-box p{font-family:var(--p-serif);font-size:15.5px;color:var(--p-ink);margin:0;line-height:1.7;}

/* definitions, propositions, examples, proofs */
.paper-def,.paper-prop,.paper-example{
  margin:24px 0;padding:18px 22px;border:1px solid var(--p-line);
  background:rgba(28,26,22,.022);
}
.paper-prop{border-left:2px solid var(--red);background:rgba(200,16,46,.035);}
.paper-example{border-left:2px solid var(--p-dim-2);}
.paper-def p,.paper-prop p,.paper-example p{margin-top:0;}
.paper-def-label{font-family:var(--sans);font-weight:700;font-size:13px;color:var(--p-ink);letter-spacing:.01em;}
.paper-def,.paper-example{font-family:var(--p-serif);font-size:16px;line-height:1.7;color:var(--p-ink);}
.paper-prop{font-family:var(--p-serif);font-size:16px;line-height:1.7;color:var(--p-ink);}
.paper-proof{font-family:var(--p-serif);font-size:15.5px;line-height:1.7;color:var(--p-dim);margin:14px 0 24px;padding-left:22px;border-left:1px solid var(--p-line);}
.paper-proof em{color:var(--p-ink);font-style:italic;}
.paper-note{font-family:var(--p-serif);font-size:15px;line-height:1.7;color:var(--p-dim);background:rgba(28,26,22,.03);padding:14px 18px;border:1px dashed var(--p-line);margin-top:18px;}

/* KaTeX sizing within the paper surface */
.paper-surface .katex{font-size:1.04em;}
.paper-surface .katex-display{margin:20px 0;overflow-x:auto;overflow-y:hidden;padding:4px 2px;}
.paper-surface .katex-display > .katex{text-align:center;}
.paper-block p .katex{font-size:1em;}

/* tables — standard (non-status) variant */
.paper-table.std td:nth-child(2){font-weight:400;color:var(--p-ink);}
.paper-table.std td{font-family:var(--sans);font-size:13.5px;color:var(--p-ink);vertical-align:top;}
.paper-table.std td:first-child{font-weight:600;}
.paper-table.wide{min-width:680px;}
.paper-table.std td,.paper-table.std th{padding:12px 13px;}

/* figures */
.paper-fig{margin:30px 0;border:1px solid var(--p-line);background:#fff;padding:22px 20px 16px;}
.paper-fig svg{width:100%;height:auto;display:block;}
.paper-fig figcaption{margin-top:14px;font-family:var(--sans);font-size:13px;line-height:1.6;color:var(--p-dim);}
/* figure node styling (paper palette) */
.fig-node rect,.fig-node path{fill:#fff;stroke:var(--p-line-strong,#b9b2a6);stroke-width:1.3;}
.fig-node.gate rect{fill:rgba(200,16,46,.06);stroke:var(--red);stroke-width:1.5;}
.fig-node.decide path{fill:rgba(28,26,22,.04);stroke:var(--p-dim-2);}
.fig-node.mon rect{fill:rgba(28,26,22,.05);stroke:var(--p-dim-2);stroke-dasharray:4 3;}
.fig-node.escalate rect{fill:rgba(28,26,22,.03);}
.fig-t{font-family:var(--sans);font-size:13.5px;font-weight:600;fill:var(--p-ink);}
.fig-s{font-family:var(--mono);font-size:11px;fill:var(--p-dim);}
.fig-s2{font-family:var(--mono);font-size:10px;fill:var(--p-dim-2);}
.fig-edge{fill:none;stroke:var(--p-dim);stroke-width:1.3;}
.fig-edge-red{fill:none;stroke:var(--red);stroke-width:1.6;}
.fig-note-up{font-family:var(--mono);font-size:10.5px;fill:var(--p-dim-2);}
.fig-lab{font-family:var(--mono);font-size:10.5px;fill:var(--p-dim);}
.fig-lab-red{font-family:var(--mono);font-size:11px;font-weight:600;fill:var(--red);}
/* sawtooth */
.st-axis{stroke:var(--p-dim);stroke-width:1.2;}
.st-grid{stroke:var(--p-line);stroke-width:1;stroke-dasharray:2 3;}
.st-theta{stroke:var(--red);stroke-width:1.2;stroke-dasharray:5 4;}
.st-thetalab{font-family:var(--mono);font-size:11px;fill:var(--red);}
.st-axlab{font-family:var(--mono);font-size:11px;fill:var(--p-dim);}
.st-tick{font-family:var(--mono);font-size:10px;fill:var(--p-dim-2);}
.st-step{font-family:var(--mono);font-size:10px;fill:var(--p-dim-2);}
.st-step.hi{fill:var(--red);}
.st-line{fill:none;stroke:var(--p-ink);stroke-width:1.8;}
.st-line.st-reset{stroke:var(--p-dim-2);stroke-width:1.3;stroke-dasharray:3 3;}
.st-dot{fill:var(--p-ink);}
.st-dot.gate{fill:var(--red);}
.st-dot.hi{fill:var(--red);}
.st-resetarrow{fill:none;stroke:var(--p-dim-2);stroke-width:1.2;}
.st-reset-lab{font-family:var(--mono);font-size:11px;fill:var(--p-dim);}
.st-reset-lab2{font-family:var(--mono);font-size:10px;fill:var(--p-dim-2);}

/* references */
.paper-refs{font-family:var(--sans);font-size:13.5px;line-height:1.6;color:var(--p-ink);margin-top:18px;margin-left:20px;}
.paper-refs li{margin-bottom:10px;padding-left:4px;}
.paper-refs li::marker{color:var(--p-dim-2);font-family:var(--mono);font-size:12px;}
.paper-refs a{color:var(--red-deep);text-decoration:none;border-bottom:1px solid var(--p-line);}
.paper-refs a:hover{border-color:var(--red);}
.ref-note{font-family:var(--sans);font-size:13px;color:var(--p-dim);font-style:italic;}

/* companion cross-link card (dark site band) */
.paper-pair{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:30px;}
@media(max-width:700px){.paper-pair{grid-template-columns:1fr}}
.paper-pair-card{border:1px solid var(--line);background:var(--surface);padding:24px;transition:.2s;text-decoration:none;display:block;}
.paper-pair-card:hover{border-color:var(--red);background:var(--surface-2);}
.paper-pair-card .pc-kic{font-family:var(--mono);font-size:10.5px;text-transform:uppercase;letter-spacing:.08em;color:var(--red);margin-bottom:10px;}
.paper-pair-card h3{font-size:17px;margin-bottom:8px;color:var(--text);}
.paper-pair-card p{font-size:14px;color:var(--dim);}
.paper-pair-card .pc-go{font-family:var(--mono);font-size:11.5px;color:var(--dim-2);margin-top:12px;text-transform:uppercase;letter-spacing:.05em;}

/* ==========================================================================
   RESEARCH PAGE — measure/decide/prove, determinism-bound intuition
   ========================================================================== */

/* three-step process row (Measure -> Decide -> Prove) */
.mdp-row{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;margin-top:44px;background:var(--line);border:1px solid var(--line);}
@media(max-width:800px){.mdp-row{grid-template-columns:1fr}}
.mdp-step{background:var(--bg-1);padding:30px 26px;position:relative;}
.mdp-step .mdp-n{font-family:var(--mono);font-size:11px;letter-spacing:.1em;color:var(--red-bright);text-transform:uppercase;}
.mdp-step h3{font-family:var(--sans);font-size:19px;font-weight:600;margin:12px 0 10px;color:var(--text);}
.mdp-step p{font-size:14.5px;color:var(--dim);line-height:1.6;}
.mdp-step .mdp-status{display:inline-block;margin-top:14px;font-family:var(--mono);font-size:10px;letter-spacing:.08em;text-transform:uppercase;padding:4px 9px;border:1px solid var(--line-strong);color:var(--dim-2);}
.mdp-step .mdp-status.live{color:var(--green);border-color:rgba(63,217,138,.4);}
.mdp-step .mdp-status.build{color:var(--red-bright);border-color:rgba(200,16,46,.4);}

/* formula lines (KaTeX on dark) */
.formula-line{font-size:17px;margin:22px 0;padding:20px 24px;border:1px solid var(--line);background:var(--surface);overflow-x:auto;text-align:center;}
.formula-line .katex{color:var(--text);}
.formula-note{font-family:var(--mono);font-size:12px;color:var(--dim-2);margin-top:10px;}

/* bound mechanics: gate / degrade / replenish */
.bound-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:30px;}
@media(max-width:800px){.bound-grid{grid-template-columns:1fr}}
.bound-card{border:1px solid var(--line);background:var(--surface);padding:24px 22px;position:relative;}
.bound-card .bc-num{font-family:var(--display);font-size:34px;color:var(--red);line-height:1;}
.bound-card h4{font-family:var(--sans);font-size:16px;font-weight:600;margin:12px 0 8px;color:var(--text);}
.bound-card p{font-size:14px;color:var(--dim);line-height:1.6;}
.bound-card.accent-gate{border-left:2px solid var(--green);}
.bound-card.accent-degrade{border-left:2px solid var(--amber);}
.bound-card.accent-replenish{border-left:2px solid var(--red);}

/* decision outcomes (execute/investigate/escalate) dark variant */
.decision-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:30px;}
@media(max-width:800px){.decision-grid{grid-template-columns:1fr}}
.decision-card{border:1px solid var(--line);background:var(--surface);padding:24px 22px;}
.decision-card .dc-head{display:flex;align-items:center;gap:10px;margin-bottom:10px;}
.decision-card .dc-dot{width:9px;height:9px;flex:none;}
.dc-execute .dc-dot{background:var(--green);} .dc-investigate .dc-dot{background:var(--amber);} .dc-escalate .dc-dot{background:var(--red-bright);}
.decision-card h4{font-family:var(--mono);font-size:13px;letter-spacing:.06em;text-transform:uppercase;color:var(--text);}
.decision-card p{font-size:14px;color:var(--dim);line-height:1.6;}
.decision-card .dc-rule{font-family:var(--mono-data);font-size:12px;color:var(--dim-2);margin-top:12px;padding-top:10px;border-top:1px solid var(--line-soft);}

/* foundation properties (computable/measurable/auditable/adaptive) */
.found-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:30px;}
@media(max-width:620px){.found-grid{grid-template-columns:1fr}}
.found-item{border:1px solid var(--line);background:var(--surface);padding:22px 24px;}
.found-item .fi-k{font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--red-bright);}
.found-item h4{font-size:16px;font-weight:600;margin:8px 0 6px;color:var(--text);}
.found-item p{font-size:14px;color:var(--dim);line-height:1.55;}
.found-item .fi-formula{font-family:var(--mono-data);font-size:12.5px;color:var(--dim-2);margin-top:10px;}

/* governance chips */
.gov-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.gov-chip{border:1px solid var(--line);background:var(--surface);padding:12px 16px;font-family:var(--mono);font-size:12px;color:var(--dim);letter-spacing:.02em;}
.gov-chip b{color:var(--text);font-weight:600;}

/* publications / IP track */
.pub-list{margin-top:30px;border:1px solid var(--line);background:var(--surface);}
.pub-row{display:grid;grid-template-columns:150px 1fr;gap:20px;padding:22px 26px;border-bottom:1px solid var(--line-soft);}
.pub-row:last-child{border-bottom:none;}
@media(max-width:640px){.pub-row{grid-template-columns:1fr;gap:8px}}
.pub-status{font-family:var(--mono);font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--red-bright);padding-top:3px;}
.pub-status.published{color:var(--green);} .pub-status.prep{color:var(--amber);} .pub-status.patent{color:var(--dim-2);} .pub-status.next{color:var(--dim-2);}
.pub-body h4{font-size:16px;font-weight:600;color:var(--text);margin-bottom:5px;}
.pub-body p{font-size:13.5px;color:var(--dim);line-height:1.55;}
.pub-body .pub-meta{font-family:var(--mono);font-size:11.5px;color:var(--dim-2);margin-top:6px;}
.pub-body a{color:var(--red-bright);text-decoration:none;border-bottom:1px solid var(--line-strong);}
.pub-body a:hover{border-color:var(--red-bright);}

/* data engine strip */
.engine-flow{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;margin-top:30px;background:var(--line);border:1px solid var(--line);}
@media(max-width:800px){.engine-flow{grid-template-columns:repeat(2,1fr)}}
@media(max-width:460px){.engine-flow{grid-template-columns:1fr}}
.engine-node{background:var(--bg-1);padding:22px 20px;}
.engine-node .en-k{font-family:var(--mono);font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--red-bright);}
.engine-node h4{font-size:15px;font-weight:600;color:var(--text);margin:8px 0 6px;}
.engine-node p{font-size:13px;color:var(--dim);line-height:1.5;}

/* paper CTA cards on dark (reuse of pattern) */
.paper-pair{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:40px;}
@media(max-width:700px){.paper-pair{grid-template-columns:1fr}}
.paper-pair-card{border:1px solid var(--line);background:var(--surface);padding:26px;transition:.2s;text-decoration:none;display:block;}
.paper-pair-card:hover{border-color:var(--red);background:var(--surface-2);}
.paper-pair-card .pc-kic{font-family:var(--mono);font-size:10.5px;text-transform:uppercase;letter-spacing:.08em;color:var(--red-bright);margin-bottom:10px;}
.paper-pair-card h3{font-size:18px;margin-bottom:8px;color:var(--text);}
.paper-pair-card p{font-size:14px;color:var(--dim);line-height:1.6;}
.paper-pair-card .pc-go{font-family:var(--mono);font-size:11.5px;color:var(--dim-2);margin-top:14px;text-transform:uppercase;letter-spacing:.05em;}

/* ATVE reasoning-loop figure (research page, theme-aware) */
.loop-hub{fill:var(--bg-1);stroke:var(--red);stroke-width:1.6}
.loop-hub-t{font-family:var(--display);font-size:19px;fill:var(--text);letter-spacing:.03em}
.loop-hub-s{font-family:var(--mono);font-size:8.5px;fill:var(--dim-2);letter-spacing:.05em;text-transform:uppercase}
.loop-mem{stroke:var(--red-bright);stroke-width:1.5;fill:none}
.loop-node text.loop-bet{font-family:var(--mono);font-size:8px;fill:var(--red-bright);letter-spacing:.02em;text-transform:uppercase}
.research-grid svg{width:100%;height:auto;max-width:420px;margin:0 auto}

/* ---------- v61 mobile pass ---------- */
/* In-page links land clear of the sticky header (about 71px tall on phones). Per-target, so sections that already
   have generous top padding keep their current landing position. */
#references{scroll-margin-top:41px}
.paper-block{scroll-margin-top:28px}
#research-collab{scroll-margin-top:84px}

/* Footer links were 20px tall - below a comfortable touch target. */
@media(max-width:900px),(pointer:coarse){
  .footer-links{gap:2px}
  .footer-links a{display:block;padding:7px 0}
}

/* Text-heavy diagrams in the papers shrank to ~4px type on phones. Let them keep a readable size and scroll sideways
   inside their own box instead (the caption stays pinned in view). */
@media(max-width:640px){
  .paper-fig{overflow-x:auto;-webkit-overflow-scrolling:touch}
  .paper-fig svg{min-width:640px}
  .paper-fig figcaption{position:sticky;left:0;max-width:calc(100vw - 72px)}
  /* micro-labels: lift the smallest type to 11px on phones */
  .office-label,.footnote,.finding-preview-row .k,.mdp-step .mdp-status{font-size:11px}
  /* research-page loop diagram: its sub-labels scale down to ~6px on small phones */
  .loop-node text.loop-bet{font-size:9.5px}
}

/* Homepage headline: keep "Fix it." together instead of leaving a lone "IT." on the second line (index only - .hero is not
   used by the other pages' headlines, which are longer). */
.hero h1 .grad-text{white-space:nowrap}

/* Research-page formula cards: the formulas scroll sideways inside their card when they are wider than it. A red edge cue
   (switched on by a few lines of script in research.html, only for the side that has more) shows that, and on phones the
   padding and maths size are tightened so the shorter formula fits whole. */
.formula-line{
  --sl:rgba(200,16,46,0);--sr:rgba(200,16,46,0);
  background:
    linear-gradient(to right,var(--sl),rgba(200,16,46,0)) left center/12px 100% no-repeat,
    linear-gradient(to left,var(--sr),rgba(200,16,46,0)) right center/12px 100% no-repeat,
    var(--surface);
}
.formula-line.more-left{--sl:rgba(200,16,46,.5)}
.formula-line.more-right{--sr:rgba(200,16,46,.5)}
@media(max-width:640px){
  .formula-line{font-size:14px;padding:16px 12px}
}