/* ============================================================
   MATTEREUM — one-page site
   Brand: deck navy / mattereum red / paper light, Inter + JetBrains Mono
   ============================================================ */

:root{
  --red:        #e02b2b;
  --red-bright: #ff4040;
  --red-deep:   #b81f1f;
  --navy-950:   #080d1a;
  --navy-900:   #0a101f;
  --navy-850:   #0d1526;
  --navy-800:   #131c31;
  --navy-700:   #1a2440;
  --navy-line:  rgba(148,166,210,.14);
  --ink:        #101b33;
  --ink-soft:   #33415c;
  --muted:      #5c6a80;
  --muted-dark: #93a1bd;
  --paper:      #f6f7f9;
  --card:       #ffffff;
  --line:       #e6e9f0;
  --ok:         #1fa055;
  --font: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, 'Cascadia Code', monospace;
  --ease-out: cubic-bezier(.16,1,.3,1);
  --nav-h: 72px;
}

*{ margin:0; padding:0; box-sizing:border-box; }
html{ scroll-behavior:smooth; -webkit-text-size-adjust:100%; }
body{
  font-family:var(--font);
  background:var(--navy-900);
  color:var(--ink);
  line-height:1.6;
  overflow-x:hidden;
}
img,svg{ display:block; max-width:100%; }
a{ color:inherit; text-decoration:none; }
ul{ list-style:none; }
::selection{ background:var(--red); color:#fff; }

.mono{ font-family:var(--mono); }
.wrap{
  max-width:1180px; margin:0 auto;
  padding:0 max(32px, env(safe-area-inset-right)) 0 max(32px, env(safe-area-inset-left));
}
section{ scroll-margin-top: calc(var(--nav-h) + 12px); }

/* ---------- type ---------- */
.eyebrow{
  font-family:var(--mono);
  font-size:12px; font-weight:600;
  letter-spacing:.22em; text-transform:uppercase;
  color:var(--red);
  margin-bottom:18px;
}
.section.light .eyebrow{ color:var(--red-deep); } /* AA contrast on paper */
.h2{
  font-size:clamp(30px, 4.6vw, 54px);
  font-weight:800; letter-spacing:-.03em; line-height:1.06;
  margin-bottom:20px;
}
.body-lg{ font-size:clamp(17px,1.6vw,20px); color:var(--ink-soft); max-width:62ch; }
.body{ font-size:16px; color:var(--muted); max-width:62ch; }
.red{ color:var(--red); }

/* ---------- buttons ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:10px;
  font-weight:700; font-size:15px; letter-spacing:-.01em;
  padding:15px 30px; border-radius:12px;
  transition:transform .25s var(--ease-out), box-shadow .25s var(--ease-out), background .25s, border-color .25s;
  will-change:transform;
}
.btn:active{ transform:scale(.97); }
.btn-red{
  background:var(--red); color:#fff;
  box-shadow:0 8px 28px -8px rgba(224,43,43,.55);
}
.btn-red:hover{ background:var(--red-bright); transform:translateY(-2px); box-shadow:0 14px 34px -8px rgba(224,43,43,.65); }
.btn-ghost{
  color:#fff; border:1px solid rgba(255,255,255,.28); background:rgba(255,255,255,.05);
}
.btn-ghost:hover{ border-color:rgba(255,255,255,.6); background:rgba(255,255,255,.09); transform:translateY(-2px); }
.btn-sm{ padding:10px 20px; font-size:14px; border-radius:10px; }
.btn-lg{ padding:18px 38px; font-size:16px; border-radius:14px; }

/* ============================================================
   PRELOADER
   ============================================================ */
.loader{
  position:fixed; inset:0; z-index:200;
  background:var(--navy-900);
  display:flex; align-items:center; justify-content:center;
  color:#fff;
  transition:opacity .55s ease, visibility .55s;
  /* CSS-only failsafe: if JS never runs, the loader still gets out of the way */
  animation:loaderKill .6s ease 4.6s forwards;
}
@keyframes loaderKill{ to{ opacity:0; visibility:hidden; } }
.loader.done{ opacity:0; visibility:hidden; pointer-events:none; }
.loader-logo{ width:min(150px,34vw); height:auto; }
.loader-ring{
  transform-origin:60px 60px;
  opacity:0;
  animation:ringIn 1s var(--ease-out) .1s forwards;
}
@keyframes ringIn{
  from{ opacity:0; transform:rotate(222deg) scale(.86); }
  to  { opacity:1; transform:rotate(142deg) scale(1); }
}
.loader-m{
  stroke-dasharray:100; stroke-dashoffset:100; fill:none;
  animation:drawM .9s var(--ease-out) .45s forwards;
}
@keyframes drawM{ to{ stroke-dashoffset:0; } }
.loader-word{
  font-family:var(--mono); font-size:10px; font-weight:700; letter-spacing:.13em;
  fill:#fff; opacity:0;
  animation:fadeWord .5s ease .95s forwards;
}
@keyframes fadeWord{ to{ opacity:1; } }

/* ============================================================
   NAV
   ============================================================ */
.nav{
  position:fixed; top:0; left:0; right:0; z-index:100;
  transition:background .35s, box-shadow .35s, border-color .35s;
  border-bottom:1px solid transparent;
}
.nav.scrolled{
  background:rgba(10,16,31,.82);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom-color:rgba(148,166,210,.12);
}
@media (max-width: 860px){
  /* re-blurring the band behind a fixed header every scrolled frame janks phones */
  .nav.scrolled{ backdrop-filter:none; -webkit-backdrop-filter:none; background:rgba(10,16,31,.95); }
}
.nav-inner{
  max-width:1180px; margin:0 auto;
  padding:0 max(32px, env(safe-area-inset-right)) 0 max(32px, env(safe-area-inset-left));
  height:var(--nav-h);
  display:flex; align-items:center; justify-content:space-between; gap:24px;
}
.brand{ display:flex; align-items:center; gap:12px; }
.brand-mark{ width:38px; height:38px; }
.brand-word{
  font-weight:800; letter-spacing:.14em; font-size:15px; color:#fff;
}
.nav-links{ display:flex; gap:34px; }
.nav-links a{
  color:rgba(255,255,255,.72); font-size:14.5px; font-weight:600;
  position:relative; padding:6px 0;
  transition:color .25s;
}
.nav-links a::after{
  content:''; position:absolute; left:0; bottom:0; height:2px; width:0;
  background:var(--red); border-radius:2px;
  transition:width .3s var(--ease-out);
}
.nav-links a:hover{ color:#fff; }
.nav-links a:hover::after{ width:100%; }
.nav-cta{ display:flex; align-items:center; gap:14px; }

.burger{
  display:none; background:none; border:0; cursor:pointer;
  width:44px; height:44px; padding:10px;
  flex-direction:column; justify-content:center; gap:6px;
}
.burger span{
  display:block; height:2px; width:100%; background:#fff; border-radius:2px;
  transition:transform .3s var(--ease-out), opacity .2s;
}
body.menu-open .burger span:nth-child(1){ transform:translateY(8px) rotate(45deg); }
body.menu-open .burger span:nth-child(2){ opacity:0; }
body.menu-open .burger span:nth-child(3){ transform:translateY(-8px) rotate(-45deg); }

.mobile-menu{
  position:fixed; inset:0; z-index:90;
  background:rgba(8,13,26,.97);
  display:flex; flex-direction:column; justify-content:flex-start;
  padding:100px max(36px, env(safe-area-inset-right)) max(48px, env(safe-area-inset-bottom)) max(36px, env(safe-area-inset-left));
  overflow-y:auto; overscroll-behavior:contain; -webkit-overflow-scrolling:touch;
  opacity:0; visibility:hidden; transform:translateY(-14px);
  transition:opacity .35s ease, transform .35s var(--ease-out), visibility .35s;
}
body.menu-open .mobile-menu{ opacity:1; visibility:visible; transform:none; }
.mobile-menu nav{ display:flex; flex-direction:column; gap:8px; margin:auto 0; }
@media (min-width: 861px){ .mobile-menu{ display:none; } }
@media (max-height: 560px){
  .mobile-menu{ padding-top:calc(var(--nav-h) + 10px); }
  .mobile-menu a{ font-size:22px; padding:9px 0; }
  .mm-foot{ padding-top:20px; }
}
.mobile-menu a{
  color:#fff; font-size:clamp(26px,7vw,36px); font-weight:800; letter-spacing:-.02em;
  padding:12px 0; border-bottom:1px solid rgba(148,166,210,.12);
  display:flex; align-items:baseline; gap:16px;
}
.mobile-menu a.mm-contact{ color:var(--red-bright); }
.mm-num{ font-family:var(--mono); font-size:13px; color:var(--red-bright); font-weight:600; }
.mm-foot{
  margin-top:auto; padding-top:40px;
  color:var(--muted-dark); font-size:11px; letter-spacing:.2em;
}

/* ============================================================
   HERO
   ============================================================ */
.hero{
  position:relative;
  min-height:100svh;
  background:
    radial-gradient(1100px 500px at 78% -10%, rgba(38,58,110,.55), transparent 60%),
    var(--navy-900);
  color:#fff;
  display:flex; flex-direction:column;
  overflow:hidden;
}
.hero-canvas{
  position:absolute; inset:0; width:100%; height:100%;
  opacity:.9;
}
.hero-glow{
  position:absolute; border-radius:50%; filter:blur(90px); pointer-events:none;
}
@media (max-width: 700px){
  /* the glows are already soft radial gradients — the 90px blur just burns phone GPU */
  .hero-glow{ filter:none; opacity:.8; }
}
.hero-glow-red{
  width:520px; height:520px; left:-160px; bottom:-200px;
  background:radial-gradient(circle, rgba(224,43,43,.32), transparent 65%);
}
.hero-glow-blue{
  width:640px; height:640px; right:-220px; top:-260px;
  background:radial-gradient(circle, rgba(56,92,180,.30), transparent 65%);
}
.hero-inner{
  position:relative; z-index:2;
  max-width:1180px; margin:auto;
  padding:calc(var(--nav-h) + 48px) max(32px, env(safe-area-inset-right)) 48px max(32px, env(safe-area-inset-left));
  width:100%;
}
.hero .eyebrow{ color:var(--red-bright); }
.hero-h1{
  font-size:clamp(46px, 9vw, 108px);
  font-weight:900; letter-spacing:-.04em; line-height:1.0;
  margin-bottom:26px;
  max-width:12ch;
}
.accent-sweep{ position:relative; display:inline-block; white-space:nowrap; }
.underline-svg{
  position:absolute; left:-2%; bottom:-.12em; width:104%; height:.28em;
  overflow:visible;
}
.underline-svg path{
  stroke-dasharray:230; stroke-dashoffset:230;
}
.in .underline-svg path{
  animation:sweep .8s var(--ease-out) .7s forwards;
}
@keyframes sweep{ to{ stroke-dashoffset:0; } }
.hero-lead{
  font-size:clamp(16px,1.9vw,20px);
  color:rgba(226,233,246,.82);
  max-width:64ch;
  margin-bottom:34px;
}
.hero-lead strong{ color:#fff; }
.hero-ctas{ display:flex; gap:16px; flex-wrap:wrap; }

.hero-stats{
  display:grid; grid-template-columns:repeat(4, 1fr);
  gap:1px; background:rgba(148,166,210,.16);
  border:1px solid rgba(148,166,210,.16);
  border-radius:16px; overflow:hidden;
  margin-top:52px;
}
.hstat{
  background:rgba(10,16,31,.88);
  padding:20px 22px;
  display:flex; flex-direction:column; gap:4px;
}
.hstat-n{
  font-size:clamp(24px,2.6vw,34px); font-weight:800; letter-spacing:-.02em;
  font-variant-numeric:tabular-nums;
}
.hstat-l{ font-size:12.5px; color:var(--muted-dark); line-height:1.45; }

/* ticker */
.ticker{
  position:relative; z-index:2;
  border-top:1px solid rgba(148,166,210,.14);
  background:rgba(8,13,26,.92);
  overflow:hidden;
  padding:13px 0;
  -webkit-mask-image:linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
          mask-image:linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
}
.ticker-track{
  display:flex; gap:0; width:max-content;
  animation:tick 60s linear infinite;
}
.ticker:hover .ticker-track,
.ticker.offscreen .ticker-track{ animation-play-state:paused; }
@keyframes tick{ to{ transform:translateX(-50%); } }
.tick-label{ color:var(--red-bright); font-weight:600; }
.tick-item{
  font-family:var(--mono); font-size:11.5px; letter-spacing:.06em;
  color:rgba(190,202,226,.75);
  white-space:nowrap; padding:0 28px;
  display:inline-flex; align-items:center; gap:10px;
}
.tick-item b{ color:#fff; font-weight:600; }
.tick-item .ok{ color:#2ee06f; }
.tick-item .rd{ color:var(--red-bright); }
.tick-sep{ width:5px; height:5px; border-radius:50%; background:var(--red); flex:none; }

/* ============================================================
   SECTIONS — shared
   ============================================================ */
.section{ position:relative; padding:110px 0; }
.section-flush{ padding-top:20px; }
.section.light{ background:var(--paper); color:var(--ink); }
.section.dark{ background:var(--navy-900); color:#fff; }
.section.dark .body-lg,
.dark-lead{ color:rgba(210,220,240,.78); }
.grid-lines{
  position:absolute; inset:0; pointer-events:none; opacity:.5;
  background-image:
    linear-gradient(rgba(148,166,210,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148,166,210,.05) 1px, transparent 1px);
  background-size:56px 56px;
  -webkit-mask-image:radial-gradient(ellipse 90% 80% at 50% 0%, #000 30%, transparent 75%);
          mask-image:radial-gradient(ellipse 90% 80% at 50% 0%, #000 30%, transparent 75%);
}
.section > .wrap{ position:relative; z-index:2; }

/* reveal-on-scroll */
.reveal{
  opacity:0; transform:translateY(26px);
  transition:opacity .7s ease, transform .8s var(--ease-out);
}
.reveal.in{ opacity:1; transform:none; }
.reveal[data-d="1"]{ transition-delay:.08s; }
.reveal[data-d="2"]{ transition-delay:.16s; }
.reveal[data-d="3"]{ transition-delay:.24s; }
.reveal[data-d="4"]{ transition-delay:.32s; }

/* ============================================================
   ERA / HISTORY
   ============================================================ */
.era-grid{
  display:grid; grid-template-columns:repeat(3,1fr); gap:22px;
  margin-top:48px;
}
.era-card{
  background:var(--card); border:1px solid var(--line); border-radius:18px;
  padding:30px 28px;
  display:flex; flex-direction:column; gap:14px;
  transition:transform .35s var(--ease-out), box-shadow .35s;
}
.era-card:hover{ transform:translateY(-6px); box-shadow:0 24px 48px -20px rgba(16,27,51,.18); }
.era-top{ display:flex; justify-content:space-between; align-items:center; }
.era-year{
  font-size:13px; font-weight:700; color:var(--muted); letter-spacing:.1em;
}
.era-proto{
  font-size:11px; font-weight:600; letter-spacing:.12em;
  color:var(--ink-soft);
  background:var(--paper); border:1px solid var(--line);
  padding:5px 10px; border-radius:99px;
}
.era-card h3{ font-size:21px; font-weight:800; letter-spacing:-.02em; line-height:1.25; }
.era-card p{ font-size:15px; color:var(--muted); flex:1; }
.era-result{
  font-size:11.5px; font-weight:700; letter-spacing:.14em; color:var(--ink-soft);
  padding-top:14px; border-top:1px dashed var(--line);
}
.era-card-now{
  background:linear-gradient(160deg, var(--navy-800), var(--navy-950));
  border-color:rgba(224,43,43,.35);
  color:#fff;
  box-shadow:0 24px 60px -24px rgba(224,43,43,.35);
}
.era-card-now .era-year{ color:var(--red-bright); }
.era-card-now p{ color:var(--muted-dark); }
.era-here{
  color:var(--red-bright); background:rgba(224,43,43,.12);
  border-color:rgba(224,43,43,.4);
  animation:herePulse 2.4s ease-in-out infinite;
}
@keyframes herePulse{ 50%{ box-shadow:0 0 0 6px rgba(224,43,43,.08); } }
.era-result-red{ color:var(--red-bright); border-top-color:rgba(224,43,43,.35); }

/* ============================================================
   IDENTITY GAP
   ============================================================ */
.gap-grid{
  display:grid; grid-template-columns:1.05fr .95fr; gap:64px;
  align-items:center; padding-top:90px;
}
.gap-copy .body-lg{ margin-bottom:16px; }
.gap-copy em{ font-style:normal; color:var(--red); font-weight:700; }
.gap-list{ margin-top:26px; display:flex; flex-direction:column; gap:12px; }
.gap-list li{
  position:relative; padding-left:30px;
  font-size:15.5px; font-weight:600; color:var(--ink-soft);
}
.gap-list li::before{
  content:'?'; position:absolute; left:0; top:1px;
  width:20px; height:20px; border-radius:6px;
  background:rgba(224,43,43,.1); color:var(--red);
  font-family:var(--mono); font-size:12px; font-weight:700;
  display:flex; align-items:center; justify-content:center;
}

.stack-card{
  background:var(--card); border:1px solid var(--line); border-radius:20px;
  padding:34px 32px;
  box-shadow:0 30px 70px -30px rgba(16,27,51,.25);
}
.stack-title{
  font-size:11.5px; font-weight:700; letter-spacing:.18em; color:var(--muted);
  padding-bottom:18px; margin-bottom:8px; border-bottom:1px solid var(--line);
}
.stack-row{
  display:flex; align-items:center; gap:18px;
  padding:18px 0;
  border-bottom:1px solid var(--line);
  opacity:.35; transform:translateX(-8px);
  transition:opacity .5s ease, transform .5s var(--ease-out);
}
.stack-row:last-child{ border-bottom:0; }
.stack-card.play .stack-row{ opacity:1; transform:none; }
.stack-card.play .stack-row[data-step="0"]{ transition-delay:.1s; }
.stack-card.play .stack-row[data-step="1"]{ transition-delay:.35s; }
.stack-card.play .stack-row[data-step="2"]{ transition-delay:.6s; }
.stack-card.play .stack-row[data-step="3"]{ transition-delay:.85s; }
.stack-row strong{ display:block; font-size:16px; letter-spacing:-.01em; }
.stack-row span:not(.stack-ico){ font-size:13px; color:var(--muted); }
.stack-ico{
  flex:none; width:44px; height:44px; border-radius:12px;
  display:flex; align-items:center; justify-content:center;
}
.stack-ok{
  background:rgba(31,160,85,.1); color:var(--ok);
  border:1px solid rgba(31,160,85,.25);
}
.stack-ok svg{ width:22px; height:22px; }
.stack-ok svg path{
  stroke-dasharray:100; stroke-dashoffset:100;
}
.stack-card.play .stack-ok svg path{ animation:drawCheck .5s ease forwards; }
.stack-card.play .stack-row[data-step="0"] .stack-ok svg path{ animation-delay:.3s; }
.stack-card.play .stack-row[data-step="1"] .stack-ok svg path{ animation-delay:.55s; }
.stack-card.play .stack-row[data-step="2"] .stack-ok svg path{ animation-delay:.8s; }
@keyframes drawCheck{ to{ stroke-dashoffset:0; } }

.stack-row-agent{ position:relative; }
.stack-q{
  background:rgba(224,43,43,.08); color:var(--red);
  border:1px dashed rgba(224,43,43,.5);
  position:relative;
}
.q-mark{
  font-family:var(--mono); font-size:19px; font-weight:700;
  animation:qPulse 1.6s ease-in-out infinite;
}
@keyframes qPulse{ 50%{ opacity:.35; } }
.q-seal{
  position:absolute; left:50%; top:50%;
  width:26px; height:26px; margin:-13px 0 0 -13px;
  opacity:0; transform:scale(1.7) rotate(-14deg);
}
.stack-row-agent .agent-sub{ color:var(--red); font-weight:600; }

/* certified flip state */
.stack-card.certified .stack-q{
  border-style:solid; border-color:rgba(224,43,43,.55);
  background:var(--red); color:#fff;
  box-shadow:0 8px 22px -6px rgba(224,43,43,.55);
  transition:background .35s, border-color .35s, box-shadow .35s;
}
.stack-card.certified .q-mark{ display:none; }
.stack-card.certified .q-seal{
  opacity:1; transform:scale(1) rotate(0deg);
  transition:opacity .3s ease, transform .5s var(--ease-out);
}
.stack-card.certified .agent-sub{ color:var(--ok); }
.stack-card.certified .stack-row-agent strong{ color:var(--ink); }

/* ============================================================
   PROTOCOL — certificate + layers
   ============================================================ */
.proto-grid{
  display:grid; grid-template-columns:1.02fr .98fr; gap:70px;
  margin-top:56px; align-items:center;
}
.cert-scene{ perspective:1400px; }
.cert{
  position:relative;
  background:linear-gradient(155deg, #18223c 0%, #0e1628 55%, #121b31 100%);
  border:1px solid rgba(148,166,210,.22);
  border-radius:20px;
  padding:30px 30px 24px;
  transform-style:preserve-3d;
  transition:transform .5s var(--ease-out), box-shadow .5s;
  box-shadow:0 40px 90px -30px rgba(0,0,0,.7), 0 0 0 1px rgba(224,43,43,.06);
  overflow:hidden;
}
.cert.tilting{ transition:box-shadow .5s; }
.cert-sheen{
  position:absolute; inset:0; pointer-events:none; z-index:1;
  background:radial-gradient(500px 320px at var(--mx,70%) var(--my,20%), rgba(255,255,255,.09), transparent 60%),
             linear-gradient(115deg, transparent 30%, rgba(224,43,43,.055) 46%, rgba(120,150,255,.05) 55%, transparent 70%);
  mix-blend-mode:screen;
}
.cert-head{
  display:flex; align-items:center; gap:16px;
  padding-bottom:20px; margin-bottom:6px;
  border-bottom:1px solid rgba(148,166,210,.16);
}
.cert-seal{ width:52px; height:52px; color:#fff; flex:none; }
.cert-title{ display:flex; flex-direction:column; gap:2px; flex:1; min-width:0; }
.cert-title .mono{ font-size:10.5px; letter-spacing:.3em; color:var(--red-bright); font-weight:700; }
.cert-title span:last-child{ font-size:14.5px; font-weight:800; letter-spacing:.02em; color:#fff; }
.cert-status{
  flex:none; display:inline-flex; align-items:center; gap:7px;
  font-size:10.5px; font-weight:700; letter-spacing:.14em; color:#2ee06f;
  border:1px solid rgba(46,224,111,.35); background:rgba(46,224,111,.07);
  padding:6px 11px; border-radius:99px;
}
.cert-status i{
  width:6px; height:6px; border-radius:50%; background:#2ee06f;
  animation:blink 1.8s ease-in-out infinite;
}
@keyframes blink{ 50%{ opacity:.25; } }
.cert-fields{ display:flex; flex-direction:column; }
.cert-fields > div{
  display:grid; grid-template-columns:112px 1fr; gap:14px; align-items:baseline;
  padding:11.5px 0;
  border-bottom:1px dashed rgba(148,166,210,.13);
}
.cert-fields > div:last-child{ border-bottom:0; }
.cert-fields dt{
  font-size:10.5px; font-weight:600; letter-spacing:.18em; color:var(--muted-dark);
}
.cert-fields dd{
  font-size:13px; font-weight:400; color:#e8edf8; letter-spacing:.01em;
  overflow-wrap:anywhere;
}
.cert-fields dd em{ font-style:normal; color:#2ee06f; font-size:11.5px; }
.cert-sig{ color:var(--red-bright) !important; }
.cert-sig em{ color:var(--muted-dark) !important; }
.cert-foot{
  margin-top:18px; padding-top:16px;
  border-top:1px solid rgba(148,166,210,.16);
  display:flex; justify-content:space-between; gap:12px; flex-wrap:wrap;
  font-size:10px; letter-spacing:.16em; color:var(--muted-dark); font-weight:600;
}
.cert-id{ color:var(--red-bright); }
.cert-hint{
  display:none;
  margin-top:18px; text-align:center;
  font-size:10.5px; letter-spacing:.18em; color:var(--muted-dark);
}
@media (hover:hover) and (pointer:fine){ .cert-hint{ display:block; } }

.layers{ display:flex; flex-direction:column; gap:14px; }
.layer{
  display:flex; gap:22px; align-items:flex-start;
  background:rgba(19,28,49,.65);
  border:1px solid var(--navy-line);
  border-radius:16px; padding:24px 26px;
  transition:border-color .3s, background .3s, transform .35s var(--ease-out);
}
.layer:hover{
  border-color:rgba(224,43,43,.45); background:rgba(24,34,60,.8);
  transform:translateX(6px);
}
.layer-num{
  flex:none; width:44px; height:44px; border-radius:50%;
  background:var(--red); color:#fff;
  display:flex; align-items:center; justify-content:center;
  font-size:13px; font-weight:700;
  box-shadow:0 6px 18px -4px rgba(224,43,43,.5);
}
.layer h3{ font-size:19px; font-weight:800; letter-spacing:-.01em; margin-bottom:2px; }
.layer-q{ font-size:13.5px; color:var(--red-bright); font-weight:600; margin-bottom:8px; }
.layer p:last-child{ font-size:14.5px; color:var(--muted-dark); }

/* ============================================================
   TRACTION
   ============================================================ */
.traction-grid{
  display:grid; grid-template-columns:1fr 1fr; gap:24px;
  margin-top:48px;
}
.tr-card{
  background:var(--card); border:1px solid var(--line); border-radius:20px;
  padding:36px 34px;
  display:flex; flex-direction:column; gap:14px;
  transition:transform .35s var(--ease-out), box-shadow .35s;
}
.tr-card:hover{ transform:translateY(-6px); box-shadow:0 30px 60px -24px rgba(16,27,51,.2); }
.tr-tag{
  align-self:flex-start;
  font-size:10.5px; font-weight:700; letter-spacing:.16em;
  color:var(--red); background:rgba(224,43,43,.07);
  border:1px solid rgba(224,43,43,.22);
  padding:6px 12px; border-radius:99px;
}
.tr-card h3{ font-size:27px; font-weight:800; letter-spacing:-.025em; }
.tr-sub{ font-size:15px; font-weight:600; color:var(--ink-soft); }
.tr-card > p:not(.tr-sub){ font-size:14.5px; color:var(--muted); flex:1; }
.tr-stats{
  display:grid; grid-template-columns:1fr 1fr; gap:16px;
  padding:20px 0; margin-top:4px;
  border-top:1px solid var(--line); border-bottom:1px solid var(--line);
}
.tr-n{
  display:block; font-size:clamp(28px,3vw,38px); font-weight:800; letter-spacing:-.03em;
  color:var(--red); font-variant-numeric:tabular-nums;
}
.tr-l{ font-size:12.5px; color:var(--muted); }
.tr-chips{ display:flex; flex-wrap:wrap; gap:8px; }
.tr-chips span{
  font-size:12px; font-weight:600; color:var(--ink-soft);
  background:var(--paper); border:1px solid var(--line);
  padding:7px 13px; border-radius:99px;
}

/* ============================================================
   EDGE / WHY WE WIN
   ============================================================ */
.edge-rows{
  margin-top:54px;
  display:grid; grid-template-columns:1fr 1fr; gap:22px;
}
.edge-row{
  position:relative;
  background:rgba(19,28,49,.6);
  border:1px solid var(--navy-line);
  border-radius:18px; padding:32px 30px 30px;
  overflow:hidden;
  transition:border-color .3s, transform .35s var(--ease-out);
}
.edge-row:hover{ border-color:rgba(224,43,43,.45); transform:translateY(-5px); }
.edge-row::before{
  content:''; position:absolute; left:0; top:0; bottom:0; width:3px;
  background:linear-gradient(var(--red), transparent 85%);
  opacity:0; transition:opacity .3s;
}
.edge-row:hover::before{ opacity:1; }
.edge-num{
  position:absolute; right:22px; top:14px;
  font-size:54px; font-weight:700; letter-spacing:-.04em;
  color:transparent; -webkit-text-stroke:1px rgba(148,166,210,.22);
}
.edge-row h3{
  font-size:20px; font-weight:800; letter-spacing:-.02em;
  margin-bottom:10px; max-width:24ch; position:relative;
}
.edge-row p{ font-size:14.5px; color:var(--muted-dark); max-width:52ch; position:relative; }

/* ============================================================
   TEAM
   ============================================================ */
.team-grid{
  display:grid; grid-template-columns:1fr 1fr; gap:24px; margin-top:48px;
}
.team-card{
  background:var(--card); border:1px solid var(--line); border-radius:20px;
  padding:34px 32px;
  transition:transform .35s var(--ease-out), box-shadow .35s;
}
.team-card:hover{ transform:translateY(-6px); box-shadow:0 30px 60px -24px rgba(16,27,51,.2); }
.team-head{
  display:flex; align-items:center; gap:18px;
  padding-bottom:22px; margin-bottom:22px;
  border-bottom:1px solid var(--line);
}
.avatar{
  flex:none; width:76px; height:76px; border-radius:20px;
  background:linear-gradient(140deg, var(--red), var(--red-deep));
  color:#fff; font-weight:800; font-size:20px; letter-spacing:.02em;
  display:flex; align-items:center; justify-content:center;
  box-shadow:0 10px 26px -8px rgba(224,43,43,.55);
  position:relative; overflow:hidden;
}
.avatar i{ font-style:normal; }
.avatar img{
  position:absolute; inset:0; width:100%; height:100%;
  object-fit:cover; object-position:center 20%;
}
.avatar-alt{
  background:linear-gradient(140deg, var(--navy-700), var(--navy-950));
  box-shadow:0 10px 26px -8px rgba(16,27,51,.5);
}
.team-card h3{ font-size:23px; font-weight:800; letter-spacing:-.02em; }
.team-role{
  font-size:11px; font-weight:700; letter-spacing:.18em; color:var(--red);
  margin-top:4px;
}
.team-card ul{ display:flex; flex-direction:column; gap:14px; }
.team-card li{
  position:relative; padding-left:22px;
  font-size:14.5px; color:var(--muted);
}
.team-card li strong{ color:var(--ink); }
.team-card li::before{
  content:''; position:absolute; left:0; top:8px;
  width:8px; height:8px; border-radius:50%;
  background:rgba(224,43,43,.15); border:2px solid var(--red);
}

/* ============================================================
   CTA
   ============================================================ */
.cta{ overflow:hidden; text-align:center; padding:140px 0; }
.cta-watermark{
  position:absolute; top:50%; left:50%;
  width:min(760px,120vw); height:auto;
  transform:translate(-50%,-50%);
  color:rgba(148,166,210,.07);
  animation:slowspin 90s linear infinite;
  pointer-events:none;
}
@keyframes slowspin{ to{ transform:translate(-50%,-50%) rotate(360deg); } }
.cta-inner{ position:relative; z-index:2; display:flex; flex-direction:column; align-items:center; }
.cta .eyebrow{ color:var(--red-bright); }
.cta-h2{ font-size:clamp(38px,6vw,72px); max-width:16ch; }
.cta .dark-lead{ max-width:52ch; margin-bottom:38px; }
.cta .hero-ctas{ justify-content:center; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer{
  background:var(--navy-950); color:#fff;
  border-top:1px solid rgba(148,166,210,.1);
  padding:44px 0;
}
.footer-inner{
  display:flex; align-items:center; gap:20px; flex-wrap:wrap;
}
.footer-brand{ display:flex; align-items:center; gap:12px; }
.footer-brand .brand-mark{ width:30px; height:30px; }
.footer-brand .brand-word{ font-size:13px; }
.footer-tag{
  font-size:10.5px; letter-spacing:.2em; color:var(--muted-dark);
  margin-right:auto; margin-left:8px;
}
.footer-copy{ font-size:13px; color:var(--muted-dark); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1020px){
  .gap-grid{ grid-template-columns:1fr; gap:48px; }
  .proto-grid{ grid-template-columns:1fr; gap:52px; }
  .cert-scene{ max-width:560px; margin:0 auto; width:100%; }
  .edge-rows{ grid-template-columns:1fr; }
  .edge-row p{ max-width:none; }
}
@media (max-width: 860px){
  .nav-links{ display:none; }
  .nav-cta .btn{ display:none; }
  .burger{ display:flex; }
  .era-grid{ grid-template-columns:1fr; }
  .traction-grid{ grid-template-columns:1fr; }
  .team-grid{ grid-template-columns:1fr; }
  .hero-stats{ grid-template-columns:1fr 1fr; }
  .section{ padding:84px 0; }
  .section-flush{ padding-top:8px; }
  .gap-grid{ padding-top:72px; }
  .cta{ padding:110px 0; }
}
@media (max-width: 560px){
  .wrap, .nav-inner, .hero-inner{
    padding-left:max(22px, env(safe-area-inset-left));
    padding-right:max(22px, env(safe-area-inset-right));
  }
  .hero-h1{ font-size:clamp(42px,13vw,64px); }
  .hero-stats{ grid-template-columns:1fr 1fr; margin-top:40px; }
  .hstat{ padding:16px 16px; }
  .hero-ctas .btn{ flex:1 1 auto; }
  .cert{ padding:24px 20px 20px; }
  .cert-fields > div{ grid-template-columns:96px 1fr; gap:10px; }
  .cert-status{ display:none; }
  .stack-card{ padding:26px 22px; }
  .tr-card{ padding:28px 24px; }
  .team-card{ padding:28px 24px; }
  .edge-row{ padding:26px 22px; }
  .footer-inner{ flex-direction:column; text-align:center; justify-content:center; }
  .footer-tag{ margin:0; }
}

/* ============================================================
   WOW LAYER — textures, marquees, stamp, cursor, spotlight
   ============================================================ */

/* film grain over dark sections */
.hero::after, .section.dark::after{
  content:''; position:absolute; inset:0; z-index:3; pointer-events:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='0.5'/%3E%3C/svg%3E");
  opacity:.05; mix-blend-mode:overlay;
}

/* dot grid on light sections */
.section.light::before{
  content:''; position:absolute; inset:0; pointer-events:none;
  background-image:radial-gradient(rgba(16,27,51,.06) 1px, transparent 1.3px);
  background-size:24px 24px;
  -webkit-mask-image:radial-gradient(ellipse 90% 80% at 50% 30%, #000 25%, transparent 78%);
          mask-image:radial-gradient(ellipse 90% 80% at 50% 30%, #000 25%, transparent 78%);
}

/* giant outlined marquee bands */
.band{ overflow:hidden; position:relative; padding:30px 0 6px; }
.band-track{
  display:flex; width:max-content;
  animation:bandmove 48s linear infinite;
}
.band.offscreen .band-track{ animation-play-state:paused; }
.band-track span{
  font-size:clamp(52px, 7.5vw, 104px); font-weight:900; letter-spacing:-.02em;
  line-height:1.05; white-space:nowrap; padding-right:.55em;
  color:transparent;
  -webkit-text-stroke:1.5px rgba(148,166,210,.20);
}
.band-track b{ color:rgba(224,43,43,.32); -webkit-text-stroke:0; font-weight:900; }
@keyframes bandmove{ to{ transform:translateX(-50%); } }

/* certification stamp on the hero headline */
.stamp{
  position:absolute; left:calc(100% + .08em); top:-.14em;
  width:1.05em; height:1.05em;
  color:#ff5147;
  pointer-events:none; opacity:0; transform:scale(2.6) rotate(10deg);
  z-index:2;
  filter:drop-shadow(0 6px 22px rgba(224,43,43,.35));
}
.in .stamp{ animation:stampIn .5s cubic-bezier(.2,1.7,.4,1) 1.5s forwards; }
@keyframes stampIn{
  0%{ opacity:0; transform:scale(2.6) rotate(10deg); }
  60%{ opacity:1; }
  100%{ opacity:.94; transform:scale(1) rotate(-14deg); }
}
.stamp::after{
  content:''; position:absolute; inset:-10%;
  border:2px solid rgba(255,81,71,.55); border-radius:50%;
  opacity:0; transform:scale(.7);
}
.in .stamp::after{ animation:stampRip .7s ease-out 1.95s forwards; }
@keyframes stampRip{
  0%{ opacity:.8; transform:scale(.75); }
  100%{ opacity:0; transform:scale(1.5); }
}

/* cursor spotlight on dark cards */
@media (hover:hover) and (pointer:fine){
  [data-spot]{ position:relative; }
  [data-spot]::after{
    content:''; position:absolute; inset:0; border-radius:inherit; pointer-events:none;
    background:radial-gradient(280px circle at var(--px,50%) var(--py,50%), rgba(224,43,43,.10), transparent 65%);
    opacity:0; transition:opacity .35s;
  }
  [data-spot]:hover::after{ opacity:1; }
}

/* layer hover lights the matching certificate fields */
.cert-fields > div{ transition:background .25s, transform .25s; border-radius:8px; }
.cert-fields > div.lit{ background:rgba(224,43,43,.12); transform:translateX(5px); }

/* word-by-word headline reveal (spans injected by JS) */
.h2 .w{
  display:inline-block; overflow:hidden; vertical-align:bottom;
  padding-bottom:.12em; margin-bottom:-.12em;
}
.h2 .wi{ display:inline-block; transform:translateY(112%); transition:transform .85s var(--ease-out); }
.h2.in .wi{ transform:translateY(0); }

/* ============================================================
   REDUCED MOTION
   ============================================================ */
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *,*::before,*::after{
    animation-duration:.001s !important;
    animation-iteration-count:1 !important;
    transition-duration:.001s !important;
  }
  .reveal{ opacity:1; transform:none; }
  .loader{ display:none; }
  .ticker-track{ animation:none; }
}