/* =========================================================
   AFSP website, built on the Primitive design system:
   black and white, one orange, square corners, no shadows.
   ========================================================= */
:root{
  --accent:#ff8820;
  --on-accent:#000000;
  --signal-verified:#15824f;
  --signal-watch:#2073c6;
  --ember:#da2c13;
  --font-sans:Arial, Helvetica, sans-serif;
  --font-code:ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --wrap:1240px;
  --ease:cubic-bezier(.2,.7,.2,1);
  color-scheme:dark light;
}
/* Themes: dark is for moments, light carries the content */
.dark{
  --surface:#000000; --surface-raised:#141414; --ink:#ffffff; --ink-muted:#808080;
  --ink-faint:#404040; --hairline:#404040; --card-edge:#404040; --grid-dim:#1a1a1a;
  --focus:#ff8820;
  background:var(--surface); color:var(--ink);
}
.light{
  --surface:#ffffff; --surface-raised:#f7e4d0; --ink:#000000; --ink-muted:#404040;
  --ink-faint:#e0e0e0; --hairline:#e0e0e0; --card-edge:#ecd6bd; --grid-dim:#e0e0e0;
  --focus:#000000;
  background:var(--surface); color:var(--ink);
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:72px;background:#000;}
body{margin:0;background:#fff;color:#000;font-family:var(--font-sans);font-size:18px;line-height:1.5;-webkit-font-smoothing:antialiased;overflow-x:hidden;}
h1,h2,h3{margin:0;font-weight:400;line-height:1.08;letter-spacing:-.02em;text-wrap:balance;}
p{margin:0;}
a{color:inherit;}
img{display:block;max-width:100%;}
strong,b{font-weight:700;}
.code{font-family:var(--font-code);}
.skip{position:absolute;left:-999px;top:8px;z-index:100;background:#fff;color:#000;padding:10px 14px;font-weight:700;}
.skip:focus{left:16px;}
:focus-visible{outline:2px solid var(--focus,#000);outline-offset:2px;}

.wrap{max-width:var(--wrap);margin:0 auto;padding-inline:40px;}
@media (max-width:760px){.wrap{padding-inline:16px;}}

/* ---------- small vocabulary ---------- */
.sq{display:inline-block;width:8px;height:8px;background:var(--ink);flex:none;}
.sq-accent{background:var(--accent);}
.mark{display:inline-block;width:10px;height:10px;flex:none;background:var(--ink-faint);}
.mark-critical{background:var(--ember);}
.mark-ok{background:var(--signal-verified);}
.mark-watch{background:var(--signal-watch);}
.eyebrow{display:flex;align-items:center;gap:12px;font-size:15px;color:var(--ink-muted);margin-bottom:22px;}
.label{font-size:14px;color:var(--ink-muted);margin-bottom:10px;}
.muted{color:var(--ink-muted);}
.tag{font-size:13px;color:var(--ink-muted);border:1px solid var(--hairline);padding:3px 8px;}
.note{margin-top:28px;font-size:16px;color:var(--ink-muted);}

/* ---------- buttons: square, one orange ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  font:700 16px/1 var(--font-sans);padding:16px 22px;
  text-decoration:none;border:1px solid transparent;border-radius:0;cursor:pointer;
  transition:background-color .2s,color .2s,border-color .2s;
}
.btn-sm{padding:12px 16px;font-size:15px;}
.btn-accent{background:var(--accent);color:var(--on-accent);}
.btn-accent:hover{background:#ffffff;}
.btn-line{background:transparent;color:var(--ink);border-color:var(--hairline);}
.btn-line:hover{border-color:var(--ink);}
.btn[disabled]{opacity:.45;cursor:not-allowed;}
.btn-row{display:flex;gap:12px;flex-wrap:wrap;}
.arrow{display:inline-block;transition:transform .2s var(--ease);}
.btn:hover .arrow,.inv:hover .arrow{transform:translateX(4px);}

/* ---------- navigation ---------- */
.nav{position:sticky;top:0;z-index:50;background:rgba(0,0,0,.94);border-bottom:1px solid #1a1a1a;
  --ink:#fff;--ink-muted:#808080;--hairline:#404040;--focus:#ff8820;color:#fff;}
.nav-row{display:flex;align-items:center;justify-content:space-between;height:68px;gap:20px;}
.nav-logo img{height:28px;width:auto;}
.nav-links{display:flex;align-items:center;gap:28px;}
.nav-links a:not(.btn){font-size:15px;color:#808080;text-decoration:none;transition:color .2s;position:relative;}
.nav-links a:not(.btn):hover,.nav-links a.is-active{color:#fff;}
.nav-links a.is-active::before{content:"";position:absolute;left:-12px;top:50%;width:6px;height:6px;margin-top:-3px;background:var(--accent);}
.nav-toggle{display:none;width:44px;height:44px;border:1px solid #404040;background:none;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:7px;}
.nav-toggle span{width:18px;height:2px;background:#fff;transition:transform .2s;}
.nav-toggle[aria-expanded="true"] span:first-child{transform:translateY(4.5px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:last-child{transform:translateY(-4.5px) rotate(-45deg);}
@media (max-width:960px){
  .nav-toggle{display:flex;}
  .nav-links{position:absolute;top:68px;left:0;right:0;display:none;flex-direction:column;align-items:stretch;gap:0;background:#000;border-bottom:1px solid #404040;padding:8px 16px 20px;}
  .nav-links.open{display:flex;}
  .nav-links a:not(.btn){padding:16px 0;border-bottom:1px solid #1a1a1a;font-size:17px;}
  .nav-links a.is-active::before{display:none;}
  .nav-links .btn{margin-top:16px;justify-content:center;}
}

/* ---------- hero ---------- */
.hero{padding-block:72px 56px;border-bottom:1px solid #1a1a1a;overflow:hidden;}
.hero-grid{display:grid;grid-template-columns:5fr 7fr;gap:40px;align-items:center;}
@media (max-width:1060px){.hero-grid{grid-template-columns:1fr;gap:28px;}}
.hero h1{font-size:clamp(42px,4.6vw,68px);line-height:1.03;letter-spacing:-.03em;margin-bottom:28px;}
.hero-sub{font-size:20px;line-height:1.5;color:var(--ink-muted);max-width:46ch;margin-bottom:36px;}
.hero-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin:48px 0 0;border-top:1px solid var(--hairline);}
.hero-facts div{padding:16px 16px 0 0;}
.hero-facts dt{font-size:13px;color:var(--ink-muted);margin-bottom:4px;}
.hero-facts dd{margin:0;font-size:15px;}
@media (max-width:520px){.hero-facts{grid-template-columns:1fr;}.hero-facts div{padding:12px 0;border-bottom:1px solid #1a1a1a;}}

.hero-stage{margin:0;position:relative;}
.hero-stage canvas{display:block;width:100%;height:600px;
  -webkit-mask-image:linear-gradient(90deg,transparent 0,#000 7%,#000 93%,transparent 100%);
          mask-image:linear-gradient(90deg,transparent 0,#000 7%,#000 93%,transparent 100%);}
@media (max-width:1060px){.hero-stage canvas{height:520px;}}
@media (max-width:560px){.hero-stage canvas{height:440px;}}
.story{display:flex;align-items:center;justify-content:space-between;gap:16px;border-top:1px solid var(--hairline);padding-top:16px;}
.story-steps{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px 26px;}
.story-steps li{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--ink-muted);transition:color .3s;}
.story-steps .sq{background:var(--ink-faint);transition:background-color .3s;}
.story-steps li.is-on{color:var(--ink);}
.story-steps li.is-on .sq{background:var(--accent);}
.story-steps li.is-done .sq{background:var(--ink-muted);}
.story-ctrl{display:flex;gap:8px;flex:none;}
.icon-btn{width:40px;height:40px;display:grid;place-items:center;background:none;border:1px solid var(--hairline);color:var(--ink);cursor:pointer;font:18px/1 var(--font-sans);}
.icon-btn:hover{border-color:var(--ink);}
.i-pause{width:10px;height:12px;border-left:3px solid currentColor;border-right:3px solid currentColor;}
.i-play{width:0;height:0;border-left:11px solid currentColor;border-top:7px solid transparent;border-bottom:7px solid transparent;margin-left:3px;}
@media (max-width:640px){.story{align-items:flex-start;}.story-steps{gap:8px 16px;}.story-steps li{font-size:13px;}}

/* ---------- sections ---------- */
.section{padding-block:120px;border-top:1px solid var(--hairline);}
.section.dark{border-top-color:#1a1a1a;}
@media (max-width:760px){.section{padding-block:80px;}}
.sec-head{display:grid;grid-template-columns:180px 1fr;gap:0 24px;margin-bottom:64px;max-width:1100px;}
.numeral{font-size:120px;line-height:.82;letter-spacing:-.04em;color:var(--ink-faint);}
.sec-head h2{font-size:clamp(32px,3.9vw,56px);margin-bottom:24px;max-width:22ch;}
.lede{font-size:20px;line-height:1.55;color:var(--ink-muted);max-width:62ch;}
.lede strong{color:var(--ink);font-weight:700;}
@media (max-width:900px){.sec-head{grid-template-columns:1fr;}.numeral{font-size:72px;margin-bottom:20px;}}

/* panels */
.panel{background:var(--surface-raised);padding:28px;position:relative;}
.light .panel,.light .card,.light .inv{border:1px solid var(--card-edge);}
/* The light-theme orange mark: a square, a gap, then the line */
.light .panel::before,.light .card::before,.light .inv::before{
  content:"";position:absolute;left:-1px;right:-1px;top:-1px;height:4px;
  background:linear-gradient(90deg,var(--accent) 0 4px,transparent 4px 8px,var(--accent) 8px);
}
.panel h3{font-size:24px;margin-bottom:12px;}
.panel p:not(.label){color:var(--ink-muted);font-size:17px;}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
@media (max-width:760px){.grid-2{grid-template-columns:1fr;}}

/* ---------- reveal motion ---------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .8s var(--ease),transform .8s var(--ease);}
.reveal.in{opacity:1;transform:none;}
.no-js .reveal{opacity:1;transform:none;}
.stagger > *{opacity:0;transform:translateY(14px);transition:opacity .7s var(--ease),transform .7s var(--ease);transition-delay:calc(var(--i,0) * 80ms);}
.stagger.in > *{opacity:1;transform:none;}
.no-js .stagger > *{opacity:1;transform:none;}

/* ---------- 01 the web ---------- */
.problem-grid{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:start;}
@media (max-width:1000px){.problem-grid{grid-template-columns:1fr;}}
.threads{list-style:none;margin:0;padding:0;border-top:1px solid var(--hairline);}
.threads li{display:flex;gap:18px;padding:22px 0;border-bottom:1px solid var(--hairline);}
.threads .mark{margin-top:7px;}
.threads strong{display:block;font-size:19px;margin-bottom:4px;}
.threads li span:not(.mark){color:var(--ink-muted);font-size:16px;}
.mesh{display:grid;gap:16px;}
.panel-top{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:8px;}
.panel-top .label{margin:0;color:var(--ink);font-weight:700;}
.stat{font-size:14px;color:var(--ink-muted);}
.mesh svg{width:100%;height:auto;display:block;overflow:visible;}
.m-line{fill:none;stroke:#000;stroke-opacity:.16;stroke-width:1;}
.m-line.via{stroke-opacity:.5;}
.m-agent{fill:#000;}
.m-bank{fill:#fff;stroke:#000;stroke-width:1.5;}
.m-label{fill:#404040;font:13px var(--font-sans);}
.m-packet{fill:#000;}
.m-packet.stall{fill:var(--ember);}
.m-arrive{fill:var(--signal-verified);}

/* ---------- 02 protocol simulator ---------- */
.sim{display:grid;grid-template-columns:7fr 5fr;gap:16px;margin-bottom:16px;}
@media (max-width:1060px){.sim{grid-template-columns:1fr;}}
.sim-main{background:var(--surface-raised);padding:40px 28px 28px;position:relative;}
.sim-track{position:absolute;left:calc(28px + (100% - 56px) / 10);right:calc(28px + (100% - 56px) / 10);top:52px;height:2px;}
.sim-rail{position:absolute;inset:0;background:var(--hairline);}
.sim-fill{position:absolute;left:0;top:0;bottom:0;width:0;background:var(--accent);transition:width .45s var(--ease);}
.sim-token{position:absolute;top:50%;left:0;width:16px;height:16px;margin:-8px 0 0 -8px;background:#fff;z-index:2;transition:left .45s var(--ease),background-color .3s,opacity .3s;}
.sim-token.is-verified{background:var(--accent);}
.sim-token.is-stopped{opacity:.35;}
.sim-checks{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(5,1fr);gap:0;position:relative;}
.sim-checks li{display:flex;flex-direction:column;align-items:center;text-align:center;padding:0 8px;gap:6px;}
.gate{width:24px;height:24px;background:#000;border:2px solid var(--hairline);margin-bottom:18px;position:relative;z-index:1;transition:background-color .3s,border-color .3s;}
.sim-checks li.is-ok .gate{background:var(--signal-verified);border-color:var(--signal-verified);}
.sim-checks li.is-fail .gate{background:var(--ember);border-color:var(--ember);}
.sim-checks .code{font-size:13px;color:var(--ink-muted);}
.sim-checks strong{font-size:17px;font-weight:400;}
.sim-checks li > span:last-child{font-size:14px;color:var(--ink-muted);line-height:1.4;}
.sim-foot{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;margin-top:36px;padding-top:24px;border-top:1px solid var(--hairline);}
.sim-status{display:flex;gap:12px;align-items:flex-start;font-size:16px;max-width:44ch;}
.sim-status .mark{margin-top:6px;}
.sim-status.is-ok .mark{background:var(--signal-verified);}
.sim-status.is-fail .mark{background:var(--ember);}
.sim-status.is-busy .mark{background:var(--signal-watch);}
@media (max-width:700px){
  .sim-checks li > span:last-child{display:none;}
  .sim-checks strong{font-size:14px;}
  .sim-main{padding-inline:12px;}
  .sim-track{left:calc(12px + (100% - 24px) / 10);right:calc(12px + (100% - 24px) / 10);}
}
.attest{background:var(--surface-raised);display:flex;flex-direction:column;}
.attest-head{display:flex;justify-content:space-between;align-items:center;padding:18px 24px;border-bottom:1px solid #000;font-size:15px;}
.attest-body{margin:0;padding:24px;font:13.5px/1.9 var(--font-code);color:#404040;overflow-x:auto;flex:1;}
.attest-body .ln{display:block;white-space:pre;position:relative;transition:color .35s;}
.attest-body .ln b{font-weight:400;}
.attest-body .ln.on{color:#fff;}
.attest-body .ln.on b{color:#fff;font-weight:700;}
.attest-body .ln.fail{color:#808080;}
.attest-body .ln.fail b{color:#fff;font-weight:700;}
.attest-body .ln.fail::before{content:"";position:absolute;left:-14px;top:50%;width:8px;height:8px;margin-top:-4px;background:var(--ember);}
.attest-body .ln.on[data-s]:not([data-s="0"])::before{content:"";position:absolute;left:-14px;top:50%;width:8px;height:8px;margin-top:-4px;background:var(--signal-verified);}

/* ---------- 03 audience cards ---------- */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
@media (max-width:1000px){.cards{grid-template-columns:1fr 1fr;}}
@media (max-width:620px){.cards{grid-template-columns:1fr;}}
.card{position:relative;background:var(--surface-raised);padding:32px 28px 28px;display:flex;flex-direction:column;gap:14px;min-height:280px;transition:transform .35s var(--ease);}
.card:hover{transform:translateY(-4px);}
.card-n{font-size:14px;color:var(--ink-muted);}
.card h3{font-size:24px;}
.card p{font-size:16.5px;color:var(--ink-muted);line-height:1.5;flex:1;}
.card .card-gain{flex:none;font-size:14px;color:var(--ink);padding-top:14px;border-top:1px solid var(--card-edge);}

/* ---------- 04 banking scenarios ---------- */
.cases{display:grid;grid-template-columns:4fr 8fr;gap:16px;}
@media (max-width:1000px){.cases{grid-template-columns:1fr;}}
.case-tabs{display:flex;flex-direction:column;border-top:1px solid var(--hairline);}
@media (max-width:1000px){.case-tabs{flex-direction:row;overflow-x:auto;border-top:0;}}
.case-tabs button{display:flex;align-items:center;gap:16px;text-align:left;font:400 19px/1.3 var(--font-sans);color:var(--ink-muted);background:none;border:0;border-bottom:1px solid var(--hairline);padding:22px 12px;cursor:pointer;transition:color .2s,background-color .2s;position:relative;}
.case-tabs button:hover{color:var(--ink);}
.case-tabs button[aria-selected="true"]{color:#fff;background:#000;}
.case-l{width:32px;height:32px;display:grid;place-items:center;flex:none;font-size:14px;border:1px solid currentColor;}
.case-tabs button[aria-selected="true"] .case-l{background:var(--accent);border-color:var(--accent);color:#000;}
@media (max-width:1000px){.case-tabs button{flex:none;font-size:16px;padding:14px 14px;border:1px solid var(--hairline);}}
.case-panel{position:relative;background:var(--surface-raised);border:1px solid var(--card-edge);padding:36px 32px;display:grid;grid-template-columns:1fr 1.2fr 1fr;gap:28px;}
.case-panel::before{content:"";position:absolute;left:-1px;right:-1px;top:-1px;height:4px;background:linear-gradient(90deg,var(--accent) 0 4px,transparent 4px 8px,var(--accent) 8px);}
@media (max-width:860px){.case-panel{grid-template-columns:1fr;}}
.case-col{position:relative;}
.case-col + .case-col{padding-left:28px;border-left:1px solid var(--card-edge);}
@media (max-width:860px){.case-col + .case-col{padding-left:0;border-left:0;padding-top:24px;border-top:1px solid var(--card-edge);}}
.case-text{font-size:20px;line-height:1.45;transition:opacity .3s;}
.case-text.swap{opacity:0;}
.case-checks{list-style:none;margin:0 0 14px;padding:0;display:grid;gap:6px;}
.case-checks li{display:flex;align-items:center;gap:12px;padding:8px 10px;background:#fff;border:1px solid var(--card-edge);font-size:15px;color:var(--ink-muted);transition:background-color .3s,color .3s,border-color .3s;}
.case-checks b{font-weight:700;color:var(--ink);min-width:24px;}
.case-checks li::after{content:"";margin-left:auto;width:10px;height:10px;background:var(--ink-faint);transition:background-color .3s;}
.case-checks li.hot{background:#000;color:#fff;border-color:#000;}
.case-checks li.hot b{color:#fff;}
.case-checks li.hot::after{background:var(--signal-verified);}
.case-note{font-size:14px;color:var(--ink-muted);}

/* ---------- 05 register ---------- */
.register{display:grid;grid-template-columns:6fr 5fr;gap:64px;align-items:start;}
@media (max-width:1000px){.register{grid-template-columns:1fr;gap:40px;}}
.lifecycle{list-style:none;margin:0;padding:0;position:relative;}
.lifecycle::before{content:"";position:absolute;left:19px;top:20px;bottom:20px;width:2px;background:var(--hairline);}
.lifecycle::after{content:"";position:absolute;left:19px;top:20px;width:2px;height:calc((100% - 40px) * var(--p,0));background:#000;transition:height .5s var(--ease);}
.lifecycle li{position:relative;display:flex;gap:28px;padding:30px 0;min-height:160px;}
.lc-n{position:relative;z-index:1;flex:none;width:40px;height:40px;display:grid;place-items:center;font-size:15px;background:#fff;border:1px solid var(--hairline);color:var(--ink-muted);transition:background-color .3s,color .3s,border-color .3s;}
.lifecycle li.is-done .lc-n{border-color:#000;color:#000;}
.lifecycle li.is-on .lc-n{background:#000;border-color:#000;color:#fff;}
.lifecycle .label{margin-bottom:4px;}
.lifecycle strong{display:block;font-size:26px;font-weight:400;margin-bottom:8px;transition:color .3s;}
.lifecycle li > div > span{color:var(--ink-muted);font-size:17px;}
.lifecycle li:not(.is-on):not(.is-done) strong{color:var(--ink-muted);}
.no-js .lifecycle li strong{color:var(--ink);}
@media (max-width:1000px){.lifecycle li{min-height:0;padding:20px 0;}.lifecycle li strong{color:var(--ink)!important;}}

.cred-wrap{position:sticky;top:110px;}
@media (max-width:1000px){.cred-wrap{position:relative;top:0;}}
.cred{background:#000;color:#fff;--ink-muted:#808080;--hairline:#404040;}
.cred-head{display:flex;align-items:center;gap:14px;padding:20px 24px;border-bottom:1px solid #1a1a1a;font-size:16px;}
.cred-head img{height:28px;width:auto;}
.cred-head .tag{margin-left:auto;}
.cred-fields{margin:0;padding:8px 24px 24px;}
.cred-fields div{display:grid;grid-template-columns:120px 1fr;gap:12px;padding:13px 0;border-bottom:1px solid #1a1a1a;align-items:center;}
.cred-fields dt{font-size:13px;color:#808080;}
.cred-fields dd{margin:0;font-size:15px;display:flex;align-items:center;gap:10px;flex-wrap:wrap;position:relative;transition:opacity .4s var(--ease),transform .4s var(--ease);}
.cred-fields dd.code{font-size:13px;}
.cred-fields dd::after{content:"";position:absolute;left:0;top:50%;height:10px;margin-top:-5px;width:70%;background:#1a1a1a;opacity:0;transition:opacity .3s;}
.cred-fields div.is-off dd{color:transparent;}
.cred-fields div.is-off dd > *{visibility:hidden;}
.cred-fields div.is-off dd::after{opacity:1;}
.cred-fields div.is-new dd{animation:credIn .6s var(--ease);}
@keyframes credIn{from{opacity:0;transform:translateX(-8px);}to{opacity:1;transform:none;}}
.scopes span{font-family:var(--font-code);font-size:12.5px;padding:3px 8px;border:1px solid #404040;}
.cred-progress{height:4px;background:#1a1a1a;}
.cred-progress span{display:block;height:100%;width:100%;background:var(--accent);transition:width .5s var(--ease);}

/* ---------- 06 pipeline ---------- */
.pipe{position:relative;}
.pipe-line{position:relative;height:2px;background:var(--hairline);margin-bottom:0;}
.pipe-packet{position:absolute;top:50%;left:0;width:14px;height:14px;margin:-7px 0 0 -7px;background:var(--accent);transition:transform .9s var(--ease);}
.pipe-steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:0;}
@media (max-width:900px){.pipe-steps{grid-template-columns:1fr 1fr;}.pipe-line{display:none;}}
@media (max-width:560px){.pipe-steps{grid-template-columns:1fr;}}
.pipe-steps li{display:flex;flex-direction:column;gap:12px;padding:32px 28px 8px 0;border-right:1px solid #1a1a1a;margin-right:28px;transition:opacity .4s;}
.pipe-steps li:last-child{border-right:0;margin-right:0;}
.pipe-steps .code{font-size:13px;color:var(--ink-muted);transition:color .4s;}
.pipe-steps strong{font-size:24px;font-weight:400;}
.pipe-steps li > span:last-child{font-size:16px;color:var(--ink-muted);}
.pipe.is-live .pipe-steps li{opacity:.45;}
.pipe.is-live .pipe-steps li.is-on{opacity:1;}
.pipe.is-live .pipe-steps li.is-on .code{color:var(--accent);}
@media (max-width:900px){.pipe-steps li{border-right:0;margin-right:0;border-top:1px solid #1a1a1a;padding-right:16px;}.pipe.is-live .pipe-steps li{opacity:1;}}

/* ---------- photographic statement ---------- */
.statement{position:relative;color:#fff;min-height:560px;display:flex;align-items:center;
  background:linear-gradient(90deg,rgba(0,0,0,.82) 0%,rgba(0,0,0,.55) 45%,rgba(0,0,0,.15) 100%),url("assets/img/statement.jpg") center/cover no-repeat #000;}
.statement-copy{width:100%;}
.statement-title{font-size:clamp(48px,8vw,120px);line-height:1;letter-spacing:-.035em;margin-bottom:24px;}
.statement-sub{font-size:22px;max-width:40ch;color:#fff;}

/* ---------- 07 foundation ---------- */
.foundation{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start;}
@media (max-width:1000px){.foundation{grid-template-columns:1fr;}}
.stack{display:grid;gap:8px;}
.layer{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:6px 16px;padding:20px 24px;border:1px solid var(--hairline);}
.layer strong{font-size:18px;font-weight:400;}
.layer span{font-size:15px;color:var(--ink-muted);}
.layer-afsp{background:#000;color:#fff;border-color:#000;flex-direction:column;align-items:stretch;padding:28px 24px;position:relative;}
.layer-afsp::before{content:"";position:absolute;left:0;right:0;top:0;height:4px;background:linear-gradient(90deg,var(--accent) 0 4px,transparent 4px 8px,var(--accent) 8px);}
.layer-afsp-top{display:flex;align-items:center;justify-content:space-between;gap:16px;}
.layer-afsp-top img{height:26px;width:auto;}
.layer-afsp-top span{color:#808080;font-size:15px;}
.layer-afsp ul{list-style:none;margin:20px 0;padding:0;display:flex;flex-wrap:wrap;gap:8px;}
.layer-afsp li{font-size:14px;padding:8px 12px;border:1px solid #404040;}
.layer-afsp .layer-gov{color:#808080;font-size:14px;}
.roles{list-style:none;margin:0 0 16px;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:0;border-top:1px solid var(--hairline);}
@media (max-width:560px){.roles{grid-template-columns:1fr;}}
.roles li{padding:22px 20px 22px 0;border-bottom:1px solid var(--hairline);}
.roles strong{display:block;font-size:19px;font-weight:400;margin-bottom:6px;}
.roles span{font-size:16px;color:var(--ink-muted);}
.director{display:flex;gap:20px;align-items:flex-start;padding:28px;background:var(--surface-raised);border:1px solid var(--card-edge);margin-top:32px;position:relative;}
.director::before{content:"";position:absolute;left:-1px;right:-1px;top:-1px;height:4px;background:linear-gradient(90deg,var(--accent) 0 4px,transparent 4px 8px,var(--accent) 8px);}
.avatar{flex:none;width:56px;height:56px;border-radius:9999px;display:grid;place-items:center;background:#000;color:#fff;font-size:17px;}
.director strong{display:block;font-size:22px;font-weight:400;margin-bottom:8px;}
.director p:not(.label){font-size:16px;color:var(--ink-muted);}

/* ---------- 08 founding ---------- */
.founders-top{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px;}
@media (max-width:860px){.founders-top{grid-template-columns:1fr;}}
.founders{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
@media (max-width:760px){.founders{grid-template-columns:1fr;}}
.founder{min-height:220px;padding:28px;display:flex;flex-direction:column;justify-content:space-between;align-items:flex-start;gap:24px;}
.founder-primary,.founder-afsp{min-height:360px;padding:36px;}
.founder-primary{background:#000;color:#fff;}
/* Primitive rule: symbol and wordmark are held apart, never locked up */
.founder-symbol{width:40px;height:40px;}
.founder-id{display:flex;flex-direction:column;gap:14px;}
.founder-wordmark{height:44px;width:auto;}
.founder-role{color:#fff;font-size:16px;}
.founder-afsp{border:1px solid var(--hairline);background:#fff;}
.founder-afsp .label{margin:0;}
.founder-logo{height:72px;width:auto;max-width:100%;}
.founder-sub{font-size:16px;color:var(--ink-muted);max-width:40ch;}
.founder-open{border:1px solid var(--hairline);color:var(--ink-muted);}
.founder-open .plus{font-size:40px;line-height:1;color:var(--ink-faint);}
.founder-open strong{font-weight:400;color:var(--ink);font-size:18px;display:block;margin-top:auto;}
.founder-open{justify-content:flex-start;gap:12px;}
.founder-open span:last-child{font-size:14px;}

/* ---------- 09 get involved ---------- */
.involve{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
@media (max-width:1000px){.involve{grid-template-columns:1fr 1fr;}}
@media (max-width:560px){.involve{grid-template-columns:1fr;}}
.inv{position:relative;display:flex;flex-direction:column;gap:12px;padding:32px 24px 24px;background:var(--surface-raised);text-decoration:none;min-height:250px;transition:transform .35s var(--ease);}
.inv:hover{transform:translateY(-4px);}
.inv strong{font-size:21px;font-weight:400;line-height:1.25;}
.inv > span:not(.card-n):not(.arrow){font-size:16px;color:var(--ink-muted);flex:1;}
.inv .arrow{font-size:22px;}

/* ---------- closer: a statement framed by corner marks ---------- */
.closer{position:relative;background:#000;color:#fff;padding-block:140px;--focus:#ff8820;}
.closer::before{
  content:"";position:absolute;inset:24px;pointer-events:none;
  background-image:linear-gradient(#fff,#fff),linear-gradient(#fff,#fff),linear-gradient(#fff,#fff),linear-gradient(#fff,#fff),linear-gradient(#fff,#fff),linear-gradient(#fff,#fff);
  background-size:12px 12px;background-repeat:no-repeat;
  background-position:left top,center top,right top,left bottom,center bottom,right bottom;
}
.closer-row{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;flex-wrap:wrap;}
.closer h2{font-size:clamp(36px,5vw,72px);max-width:16ch;letter-spacing:-.03em;}

/* ---------- footer ---------- */
.footer{padding-block:56px;border-top:1px solid #1a1a1a;}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:32px;align-items:end;}
@media (max-width:860px){.foot-grid{grid-template-columns:1fr;}}
.foot-brand img{height:52px;width:auto;margin-bottom:18px;}
.foot-brand p{font-size:14px;color:#808080;}
.foot-author .label{color:#808080;}
.foot-primitive{display:flex;align-items:center;gap:10px;}
.foot-symbol{width:20px;height:20px;}
.foot-wordmark{height:22px;width:auto;}
.foot-meta{display:flex;flex-direction:column;align-items:flex-end;gap:8px;font-size:14px;color:#808080;text-align:right;}
@media (max-width:860px){.foot-meta{text-align:left;align-items:flex-start;}}
.foot-meta a{color:#fff;}
.copy-email{background:none;border:0;padding:0;font:inherit;color:#fff;text-decoration:underline;text-underline-offset:3px;cursor:pointer;}

/* ---------- motion preferences ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;transition-delay:0s!important;}
  .reveal,.stagger > *{opacity:1;transform:none;}
}

/* ---------- brand page ---------- */
.brand-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px;}
@media (max-width:760px){.brand-grid{grid-template-columns:1fr;}}
.brand-tile{margin:0;min-height:260px;display:flex;flex-direction:column;justify-content:space-between;padding:28px;}
.brand-tile.light{border:1px solid var(--hairline);}
.brand-tile img{height:64px;width:auto;margin:auto 0;}
.brand-tile img.mark-lg{height:112px;}
.brand-tile img.tile-lg{height:112px;}
.brand-tile figcaption{font-size:14px;color:var(--ink-muted);margin-top:24px;}
/* debug captures only (?hero=) */
.shot *,.shot *::before,.shot *::after{transition:none!important;}
/* grid children may shrink below their content width */
.hero-grid > *,.sim > *,.problem-grid > *,.cases > *,.register > *,.foundation > *,.case-panel > *{min-width:0;}
.sim-checks{grid-template-columns:repeat(5,minmax(0,1fr));}
@media (max-width:700px){.sim-checks strong{font-size:13px;overflow-wrap:anywhere;}.sim-checks li{padding:0 2px;}}
@media (max-width:480px){
  .sim-checks strong{display:none;}
  .sim-checks .code{font-size:14px;color:var(--ink);}
  .cred-fields div{grid-template-columns:92px 1fr;}
}
/* ---------- 404 ---------- */
.notfound{min-height:100vh;display:flex;align-items:center;}
.notfound img{height:42px;width:auto;margin-bottom:40px;}
.notfound .eyebrow .sq{background:var(--ember);}
.notfound h1{font-size:clamp(40px,6vw,80px);letter-spacing:-.03em;margin-bottom:20px;max-width:14ch;}
.notfound .lede{margin-bottom:36px;}
.foot-brand a{color:#fff;}

/* ---------- 04 v0.1 journey additions ---------- */
.case-verify{font-size:17px;line-height:1.45;margin-bottom:16px;transition:opacity .3s;}
.case-verify.swap,.case-note.swap{opacity:0;}
.case-note{transition:opacity .3s;}
.case-nav{grid-column:1/-1;display:flex;justify-content:space-between;align-items:center;gap:16px;padding-top:20px;border-top:1px solid var(--card-edge);}
.case-count{font-size:14px;color:var(--ink-muted);}
.case-nav .btn-line{border-color:#000;}
.case-nav .btn-line:hover{background:#000;color:#fff;}
@media (max-width:860px){.case-nav{grid-column:auto;}}
.case-time{display:flex;align-items:center;gap:16px;margin-top:40px;padding:28px 0;border-top:1px solid var(--hairline);border-bottom:1px solid var(--hairline);}
.case-time p{display:flex;flex-wrap:wrap;align-items:baseline;gap:8px 20px;}
.case-time-label{font-size:18px;color:var(--ink-muted);}
.case-time strong{font-size:clamp(28px,3.4vw,44px);font-weight:400;letter-spacing:-.02em;}
.roadmap{margin-top:40px;display:grid;grid-template-columns:5fr 7fr;gap:24px;align-items:start;}
@media (max-width:860px){.roadmap{grid-template-columns:1fr;}}
.roadmap-head .tag{display:inline-block;margin-bottom:12px;color:var(--ink);border-color:var(--ink);}
.roadmap-head p{font-size:16px;color:var(--ink-muted);max-width:44ch;}
.roadmap-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:8px;}
.roadmap-list li{padding:14px 16px;border:1px dashed var(--hairline);color:var(--ink-muted);font-size:16px;}

/* ---------- spec-aligned states ---------- */
.sim-checks li.is-watch .gate{background:var(--signal-watch);border-color:var(--signal-watch);}
.sim-checks li.is-skip .gate{background:transparent;border-color:var(--signal-watch);border-style:dashed;}
.sim-status.is-watch .mark{background:var(--signal-watch);}
.attest-body .ln.watch{color:#808080;}
.attest-body .ln.watch b{color:#fff;font-weight:700;}
.attest-body .ln.watch::before{content:"";position:absolute;left:-14px;top:50%;width:8px;height:8px;margin-top:-4px;background:var(--signal-watch);}
.sim-checks .code{white-space:normal;line-height:1.35;}
.roadmap-list{grid-template-columns:repeat(2,1fr);}
.roadmap-list li{display:flex;flex-direction:column;gap:4px;}
.roadmap-list li b{font:700 13px var(--font-code);color:var(--ink);}
.statement-title{font-size:clamp(40px,6vw,88px);max-width:18ch;}
.director{display:block;}
@media (max-width:700px){.sim-checks .code{white-space:normal;font-size:12px;}}
.lifecycle li > div,.case-text,.case-verify,.pipe-steps li,.cred-fields dd{min-width:0;overflow-wrap:anywhere;}
.lifecycle li > div{flex:1;}

/* ---------- review round 3 ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
@media (max-width:1000px){.grid-3{grid-template-columns:1fr;}}
.grid-3 .panel h3{font-size:22px;}
/* one text size across all three columns of the stage panel */
.case-text,.case-verify{font-size:18px;line-height:1.5;}
.roles-title{font-size:22px;margin-bottom:18px;}
/* get involved: spec documents vs contact */
.involve{grid-template-columns:1fr 1fr;gap:32px;}
@media (max-width:860px){.involve{grid-template-columns:1fr;}}
.inv-group{display:grid;grid-template-columns:1fr 1fr;gap:16px;align-content:start;}
@media (max-width:560px){.inv-group{grid-template-columns:1fr;}}
.inv-group-label{grid-column:1/-1;display:flex;align-items:center;gap:12px;font-size:15px;color:var(--ink-muted);margin:0;}
.inv{min-height:260px;}
.inv-cta{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:700;margin-top:auto;}
.inv > span:not(.card-n):not(.arrow):not(.inv-cta){flex:1;}
.inv-doc{background:#000;color:#fff;border-color:#000!important;}
.inv-doc::before{display:none;}
.inv-doc > span:not(.inv-cta){color:#808080!important;}
.inv-doc .inv-cta{color:var(--accent);}
.inv-doc:focus-visible{outline-color:var(--accent);}
.inv-contact{background:#fff;}
.inv-contact .inv-cta{color:#000;}
.inv > span.inv-cta{flex:none!important;font-size:15px!important;}
.inv-doc > span.inv-cta{color:var(--accent)!important;}
.inv-contact > span.inv-cta{color:#000!important;}

/* ---------- email chooser ---------- */
.mail-chooser{position:fixed;right:24px;bottom:24px;z-index:60;width:min(380px,calc(100vw - 32px));max-height:calc(100vh - 48px);overflow:auto;padding:24px;background:#000;color:#fff;border:1px solid #404040;transform:translateY(16px);opacity:0;visibility:hidden;transition:opacity .25s var(--ease),transform .25s var(--ease),visibility 0s linear .25s;}
.mail-chooser::before,.mail-toast::before{content:"";position:absolute;left:0;right:0;top:0;height:4px;background:linear-gradient(90deg,var(--accent) 0 4px,transparent 4px 8px,var(--accent) 8px);}
.mail-chooser.is-open{opacity:1;visibility:visible;transform:none;transition:opacity .25s var(--ease),transform .25s var(--ease);}
.mc-title{font-size:20px;margin:0 0 4px;}
.mc-addr{font-size:14px;color:#808080;margin:0 0 16px;overflow-wrap:anywhere;}
.mc-list{list-style:none;margin:0 0 16px;padding:0;display:grid;gap:8px;}
.mc-opt{width:100%;text-align:left;display:flex;flex-direction:column;gap:2px;padding:12px 14px;background:#141414;color:#fff;border:1px solid #262626;font:inherit;cursor:pointer;transition:border-color .2s,background .2s;}
.mc-opt strong{font-weight:400;font-size:16px;}
.mc-opt span{font-size:13px;color:#808080;}
.mc-opt:hover,.mc-opt:focus-visible{border-color:var(--accent);background:#1a1a1a;outline:none;}
.mc-foot{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;font-size:14px;}
.mc-remember{display:flex;align-items:center;gap:8px;color:#bfbfbf;cursor:pointer;}
.mc-remember input{accent-color:var(--accent);width:16px;height:16px;}
.mc-copy,.mt-change{background:none;border:0;padding:0;color:var(--accent);font:inherit;font-size:14px;font-weight:700;cursor:pointer;text-decoration:underline;text-underline-offset:3px;}
.mc-close{position:absolute;top:10px;right:12px;background:none;border:0;color:#808080;font-size:22px;line-height:1;cursor:pointer;}
.mc-close:hover{color:#fff;}
.mail-toast{position:fixed;right:24px;bottom:24px;z-index:60;display:flex;gap:16px;align-items:center;padding:16px 20px;background:#000;color:#fff;border:1px solid #404040;font-size:15px;transform:translateY(16px);opacity:0;visibility:hidden;transition:opacity .25s var(--ease),transform .25s var(--ease),visibility 0s linear .25s;}
.mail-toast.is-open{opacity:1;visibility:visible;transform:none;transition:opacity .25s var(--ease),transform .25s var(--ease);}
@media (max-width:480px){.mail-chooser,.mail-toast{right:16px;bottom:16px;}}

.mail-chooser .mc-ask{display:none;}
.mail-chooser.is-settings .mc-ask{display:list-item;}
.mail-chooser.is-settings .mc-foot{display:none;}
.mc-opt.is-current{border-color:var(--accent);}
.mc-opt.is-current strong::after{content:"  ·  current";color:var(--accent);font-size:13px;}
.mail-toast .mt-change[hidden]{display:none;}
.mail-pref{background:none;border:0;padding:0;margin:0;color:#808080;font:inherit;font-size:14px;line-height:inherit;text-align:inherit;cursor:pointer;text-decoration:underline;text-underline-offset:3px;}
.mail-pref:hover{color:#fff;}
.mail-pref[hidden]{display:none;}

.mc-addr{display:flex;flex-wrap:wrap;align-items:baseline;gap:4px 12px;}
.mc-addr .mc-copy[hidden]{display:none;}

/* ---------- five-signal simulator: token behind gates, phone layout ---------- */
.sim-token{z-index:0;}
.gate{z-index:1;}
.sim-checks .code .c-id,.sim-checks .code .c-req{display:block;}
@media (max-width:560px){
  .sim-track{display:none;}
  .sim-checks{grid-template-columns:1fr;gap:0;}
  .sim-checks li{display:grid;grid-template-columns:24px minmax(0,1fr);column-gap:16px;row-gap:2px;align-items:start;text-align:left;padding:14px 0;border-top:1px solid var(--hairline);}
  .sim-checks li:first-child{border-top:0;padding-top:0;}
  .sim-checks .gate{grid-column:1;grid-row:1 / span 3;margin:2px 0 0;}
  .sim-checks .code{grid-column:2;display:flex;gap:8px;font-size:12px;color:var(--ink-muted);white-space:nowrap;}
  .sim-checks .code .c-id{color:var(--ink);font-weight:700;}
  .sim-checks .code .c-id,.sim-checks .code .c-req{display:inline;}
  .sim-checks strong{grid-column:2;display:block;font-size:16px;overflow-wrap:normal;}
  .sim-checks li > span:last-child{grid-column:2;display:block;font-size:13px;}
}