@font-face{font-family:'Instrument Sans';font-style:normal;font-weight:500;font-display:swap;src:url(fonts/instrument-sans-latin-500-normal.woff2) format('woff2')}
@font-face{font-family:'Instrument Sans';font-style:normal;font-weight:600;font-display:swap;src:url(fonts/instrument-sans-latin-600-normal.woff2) format('woff2')}
@font-face{font-family:'Instrument Sans';font-style:normal;font-weight:700;font-display:swap;src:url(fonts/instrument-sans-latin-700-normal.woff2) format('woff2')}
@font-face{font-family:'Inter';font-style:normal;font-weight:400;font-display:swap;src:url(fonts/inter-latin-400-normal.woff2) format('woff2')}
@font-face{font-family:'Inter';font-style:normal;font-weight:500;font-display:swap;src:url(fonts/inter-latin-500-normal.woff2) format('woff2')}
@font-face{font-family:'Inter';font-style:normal;font-weight:600;font-display:swap;src:url(fonts/inter-latin-600-normal.woff2) format('woff2')}
@font-face{font-family:'JetBrains Mono';font-style:normal;font-weight:400;font-display:swap;src:url(fonts/jetbrains-mono-latin-400-normal.woff2) format('woff2')}
@font-face{font-family:'JetBrains Mono';font-style:normal;font-weight:500;font-display:swap;src:url(fonts/jetbrains-mono-latin-500-normal.woff2) format('woff2')}
@font-face{font-family:'JetBrains Mono';font-style:normal;font-weight:600;font-display:swap;src:url(fonts/jetbrains-mono-latin-600-normal.woff2) format('woff2')}

:root{
  --paper:#F7F8FB; --white:#FFFFFF; --ink:#10142B; --navy:#2B3475; --navy-deep:#1C2352;
  --cyan:#1F97D3; --cyan-ink:#0F6BA3; --cyan-soft:#E8F4FB; --navy-soft:#EEF0F8;
  --muted:#5B6180; --line:rgba(28,35,82,.10); --line2:rgba(28,35,82,.18);
  --display:'Instrument Sans',Inter,system-ui,sans-serif; --body:Inter,system-ui,-apple-system,sans-serif; --mono:'JetBrains Mono',ui-monospace,SFMono-Regular,Menlo,monospace;
  --max:1240px; --ease:cubic-bezier(.2,.7,.2,1);
}
*{box-sizing:border-box}
.hero-grid>*,.grid3>*,.steps>*,.dev>*,.rec>*,.founder>*,.two>*,.lrow>*,.fgrid>*,figure,main{min-width:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--body);font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
body::before{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;background-image:radial-gradient(rgba(28,35,82,.13) 1px,transparent 1.2px);background-size:24px 24px;mask-image:linear-gradient(#000 0%,rgba(0,0,0,.55) 40%,rgba(0,0,0,.25) 100%);-webkit-mask-image:linear-gradient(#000 0%,rgba(0,0,0,.55) 40%,rgba(0,0,0,.25) 100%)}
h1,h2,h3{font-family:var(--display);font-weight:600;letter-spacing:-.03em;line-height:1.02;margin:0}
h1{font-size:clamp(42px,6.2vw,84px);letter-spacing:-.035em;line-height:.97}
h2{font-size:clamp(30px,3.9vw,52px)}
h3{font-size:1.18rem;letter-spacing:-.015em;line-height:1.25}
p{margin:0}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
.wrap{max-width:var(--max);margin:0 auto;padding:0 28px}
.eyebrow{font-family:var(--mono);font-weight:500;text-transform:uppercase;letter-spacing:.18em;font-size:.72rem;color:var(--cyan-ink);display:inline-flex;align-items:center;gap:10px}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--cyan);border-radius:2px}
.muted{color:var(--muted)}
.lede{font-size:clamp(17px,1.35vw,20px);line-height:1.6;color:var(--muted);max-width:60ch}
.lede strong{color:var(--ink);font-weight:500}
.lede a,.prose a{color:var(--navy);font-weight:500;border-bottom:1px solid rgba(43,52,117,.3)}
.mono{font-family:var(--mono)}
.section{padding:clamp(72px,9vw,128px) 0}
section[id],footer{scroll-margin-top:84px}
.sec-head{max-width:64ch;margin-bottom:clamp(36px,4vw,56px)}
.sec-head h2{margin:14px 0 18px}
.sec-head p{color:var(--muted);font-size:1.06rem;max-width:58ch}
.prose{max-width:66ch;color:var(--muted);font-size:1.02rem}
.prose p+p{margin-top:14px}
.prose strong{color:var(--ink);font-weight:500}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:.55em;font-family:var(--display);font-weight:600;font-size:.95rem;letter-spacing:-.005em;padding:14px 22px;border-radius:999px;border:1px solid transparent;transition:transform .35s var(--ease),box-shadow .35s var(--ease),background .25s,border-color .25s}
.btn--navy{background:var(--navy);color:#fff;box-shadow:0 12px 30px -14px rgba(43,52,117,.65)}
.btn--navy:hover{transform:translateY(-2px);box-shadow:0 18px 36px -14px rgba(43,52,117,.75);background:var(--navy-deep)}
.btn--ghost{border-color:var(--line2);color:var(--ink);background:rgba(255,255,255,.6)}
.btn--ghost:hover{border-color:var(--navy);transform:translateY(-2px)}
.btn .arr{display:inline-block;transition:transform .3s var(--ease)}
.btn:hover .arr{transform:translateX(3px)}
.btn:hover .arr.dn{transform:translateY(3px)}

/* nav */
header{position:fixed;top:0;left:0;right:0;z-index:50;transition:background .3s,border-color .3s,backdrop-filter .3s;border-bottom:1px solid transparent}
header.solid{background:rgba(247,248,251,.86);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom-color:var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:76px;max-width:var(--max);margin:0 auto;padding:0 28px;gap:20px}
.brand img{height:30px;width:auto}
.nav ul{display:flex;gap:28px;list-style:none;margin:0;padding:0;align-items:center}
.nav ul a{font-size:.92rem;font-weight:500;color:var(--muted);transition:color .2s;white-space:nowrap}
.nav ul a:hover,.nav ul a[aria-current]{color:var(--ink)}
.nav ul li.sep{width:1px;height:16px;background:var(--line2)}
.pill{display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--navy);background:var(--navy-soft);border:1px solid rgba(43,52,117,.14);padding:8px 12px;border-radius:999px;white-space:nowrap}
.pill i{width:7px;height:7px;border-radius:50%;background:var(--navy);opacity:.75}
@media(max-width:900px){.nav ul{display:none}}
@media(max-width:480px){.brand img{height:24px}.pill{font-size:.62rem;padding:7px 10px}}

/* hero */
.hero{padding:calc(76px + clamp(48px,7vw,96px)) 0 clamp(40px,5vw,72px)}
.hero-grid{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:clamp(32px,5vw,72px);align-items:center}
.hero h1{margin:22px 0 26px;max-width:12ch}
.hero h1 .ac{color:var(--navy)}
.hero .ctas{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
.hero-note{margin-top:26px;font-size:.86rem;color:var(--muted);display:flex;align-items:flex-start;gap:10px;max-width:56ch}
.hero-note .dot{flex:0 0 auto;margin-top:7px;width:8px;height:8px;border-radius:50%;background:var(--cyan)}
.hero-meta{display:flex;flex-wrap:wrap;gap:8px 22px;margin-top:26px;font-family:var(--mono);font-size:.74rem;letter-spacing:.06em;color:var(--muted)}
.hero-meta b{color:var(--ink);font-weight:500}
@media(max-width:940px){.hero-grid{grid-template-columns:1fr}.hero h1{max-width:14ch}}

/* flow diagram */
.flow{position:relative;background:var(--white);border:1px solid var(--line);border-radius:24px;padding:22px 22px 16px;box-shadow:0 30px 60px -40px rgba(28,35,82,.35)}
.flow .fl-head{display:flex;align-items:center;justify-content:space-between;font-family:var(--mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:6px}
.flow .fl-head b{color:var(--cyan-ink);font-weight:500}
.flow svg{width:100%;height:auto;display:block}
.flow .fl-cap{font-size:.82rem;color:var(--muted);line-height:1.5;margin-top:8px;padding-top:12px;border-top:1px solid var(--line)}
.flow .fl-cap strong{color:var(--ink);font-weight:500}
.fnode{fill:#fff;stroke:rgba(28,35,82,.16);stroke-width:1.2}
.ftitle{font-family:var(--display);font-weight:600;font-size:16px;fill:var(--ink);letter-spacing:-.01em}
.fsub{font-family:var(--body);font-size:11.5px;fill:var(--muted)}
.fdata{fill:none;stroke:rgba(43,52,117,.42);stroke-width:1.4;stroke-dasharray:3 5}
.fmoney{fill:none;stroke:var(--cyan);stroke-width:3;stroke-linecap:round;stroke-dasharray:7 9;animation:dash 1.6s linear infinite}
@keyframes dash{to{stroke-dashoffset:-32}}
.flabel{font-family:var(--mono);font-size:10.5px;fill:var(--cyan-ink);letter-spacing:.04em}
.flabel2{font-family:var(--mono);font-size:10px;fill:rgba(43,52,117,.75);letter-spacing:.04em}
.fchipt{font-family:var(--mono);font-size:9.5px;fill:var(--cyan-ink);letter-spacing:.08em}

/* stats */
.stats{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:rgba(255,255,255,.5)}
.stats .row{display:grid;grid-template-columns:repeat(5,1fr)}
.stat{padding:30px 22px 28px;border-left:1px solid var(--line)}
.stat:first-child{border-left:none;padding-left:0}
.stat b{display:block;font-family:var(--display);font-weight:600;font-size:clamp(30px,3.2vw,44px);letter-spacing:-.03em;line-height:1;color:var(--navy)}
.stat b small{font-size:.45em;letter-spacing:0;color:var(--cyan-ink);vertical-align:top;margin-left:2px;font-family:var(--mono);font-weight:500}
.stat span{display:block;margin-top:10px;font-size:.84rem;color:var(--muted);line-height:1.4}
@media(max-width:900px){.stats .row{grid-template-columns:repeat(2,1fr)}.stat{border-left:none;border-top:1px solid var(--line);padding-left:0}.stat:nth-child(-n+2){border-top:none}.stat:nth-child(even){padding-left:22px;border-left:1px solid var(--line)}}

/* cards */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.card{background:var(--white);border:1px solid var(--line);border-radius:20px;padding:28px 26px 26px;position:relative;overflow:hidden;transition:transform .45s var(--ease),box-shadow .45s var(--ease),border-color .3s}
.card:hover{transform:translateY(-4px);box-shadow:0 28px 50px -30px rgba(28,35,82,.35);border-color:var(--line2)}
.card .n{font-family:var(--mono);font-size:.7rem;letter-spacing:.14em;color:var(--cyan-ink);margin-bottom:26px;display:flex;justify-content:space-between}
.card h3{margin-bottom:10px}
.card p{color:var(--muted);font-size:.95rem;line-height:1.55}
.coins{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.coin{font-family:var(--mono);font-size:.72rem;letter-spacing:.06em;padding:6px 10px;border-radius:8px;background:var(--navy-soft);color:var(--navy);border:1px solid rgba(43,52,117,.12)}
@media(max-width:940px){.grid3{grid-template-columns:1fr 1fr}}
@media(max-width:620px){.grid3{grid-template-columns:1fr}}

/* figures (real artifacts) */
.two{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(20px,3vw,32px);align-items:start}
.two--wide{grid-template-columns:minmax(0,1.15fr) minmax(0,1fr)}
@media(max-width:820px){.two,.two--wide{grid-template-columns:1fr}}
figure{margin:0}
.fig{background:var(--white);border:1px solid var(--line);border-radius:20px;padding:16px;box-shadow:0 30px 60px -44px rgba(28,35,82,.35)}
.fig .frame{border-radius:12px;overflow:hidden;border:1px solid var(--line);background:#fff}
.fig .frame img{width:100%}
.fig .bar{display:flex;align-items:center;gap:6px;padding:9px 12px;border-bottom:1px solid var(--line);background:#F3F4F8}
.fig .bar i{width:9px;height:9px;border-radius:50%;background:#D7DAE6}
.fig .bar span{margin-left:auto;font-family:var(--mono);font-size:.64rem;letter-spacing:.08em;color:var(--muted)}
figcaption{font-size:.82rem;line-height:1.5;color:var(--muted);margin-top:12px}
figcaption b{color:var(--ink);font-weight:500}
figcaption a{color:var(--navy);border-bottom:1px solid rgba(43,52,117,.3)}

/* how it worked */
.how{background:var(--navy-deep);color:#fff;position:relative;overflow:hidden}
.how::before{content:"";position:absolute;inset:0;background:radial-gradient(900px 420px at 85% 10%,rgba(31,151,211,.28),transparent 60%),radial-gradient(700px 400px at 10% 100%,rgba(43,52,117,.9),transparent 60%);pointer-events:none}
.how .wrap{position:relative}
.how .eyebrow{color:#7CC8F2}.how .eyebrow::before{background:#7CC8F2}
.how .sec-head p{color:rgba(255,255,255,.72)}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:8px}
.step{border:1px solid rgba(255,255,255,.12);border-radius:20px;padding:28px 26px 26px;background:rgba(255,255,255,.04)}
.step .k{font-family:var(--mono);font-size:.72rem;letter-spacing:.16em;color:#7CC8F2;display:flex;justify-content:space-between;margin-bottom:30px}
.step h3{color:#fff;margin-bottom:10px}
.step p{color:rgba(255,255,255,.72);font-size:.95rem;line-height:1.55}
.dev{margin-top:16px;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:16px}
.dev .txt{border:1px solid rgba(255,255,255,.12);border-radius:20px;padding:28px 26px;background:rgba(255,255,255,.04)}
.dev .txt h3{color:#fff;margin:0 0 10px}
.dev .txt p{color:rgba(255,255,255,.72);font-size:.95rem;line-height:1.55}
.dev .txt p+p{margin-top:12px}
.dev .txt a{color:#7CC8F2;border-bottom:1px solid rgba(124,200,242,.4)}
pre.code{margin:0;border:1px solid rgba(255,255,255,.12);border-radius:20px;padding:22px 24px;background:#0F1330;font-family:var(--mono);font-size:.76rem;line-height:1.65;color:#C9D3F2;overflow:auto;max-width:100%;font-variant-ligatures:none;font-feature-settings:'liga' 0,'calt' 0}
pre.code .c{color:#6C7AA6}pre.code .k{color:#7CC8F2}pre.code .s{color:#B8E0A5}pre.code .f{color:#F2D8A0}
.dev figcaption{color:rgba(255,255,255,.62)}
.dev figcaption b{color:#fff}
.dev figcaption a{color:#7CC8F2;border-bottom-color:rgba(124,200,242,.4)}
pre.code.light{background:#15171F;border-color:var(--line);white-space:pre-wrap;word-break:break-word}
@media(max-width:940px){.steps{grid-template-columns:1fr}.dev{grid-template-columns:1fr}}
@media(max-width:620px){pre.code{white-space:pre-wrap;word-break:break-word;font-size:.7rem;padding:16px}}

/* record cards */
.rec{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.rc{display:flex;flex-direction:column;background:var(--white);border:1px solid var(--line);border-radius:20px;padding:24px 24px 22px;transition:transform .45s var(--ease),box-shadow .45s var(--ease),border-color .3s;min-height:200px}
.rc:hover{transform:translateY(-4px);box-shadow:0 28px 50px -30px rgba(28,35,82,.35);border-color:var(--navy)}
.rc .src{font-family:var(--mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:var(--cyan-ink)}
.rc .hl{font-family:var(--display);font-weight:600;font-size:1.12rem;letter-spacing:-.015em;line-height:1.3;margin:12px 0 10px}
.rc .meta{font-size:.85rem;color:var(--muted);line-height:1.5}
.rc .go{margin-top:auto;padding-top:16px;font-size:.86rem;font-weight:500;color:var(--navy);display:flex;justify-content:space-between;align-items:center}
.rc .go .arr{transition:transform .3s var(--ease)}
.rc:hover .go .arr{transform:translateX(4px)}
.stars{color:#E4A11B;letter-spacing:.08em;font-size:.9rem}
.quote{font-family:var(--display);font-weight:600;font-size:1.3rem;letter-spacing:-.02em;line-height:1.25;margin:12px 0 8px;color:var(--ink)}
.note{margin-top:22px;border:1px solid var(--line);border-left:3px solid var(--cyan);border-radius:14px;background:rgba(255,255,255,.7);padding:20px 22px;font-size:.93rem;color:var(--muted);line-height:1.6;max-width:86ch}
.note strong{color:var(--ink);font-weight:500}
@media(max-width:940px){.rec{grid-template-columns:1fr 1fr}}
@media(max-width:620px){.rec{grid-template-columns:1fr}}

/* ledger rows (timeline, spec rows) */
.ledger{border-top:1px solid var(--line2)}
.lrow{display:grid;grid-template-columns:150px 1fr;gap:28px;padding:26px 0;border-bottom:1px solid var(--line)}
.lrow .y{font-family:var(--mono);font-weight:500;font-size:.9rem;color:var(--navy);letter-spacing:.02em;padding-top:4px}
.lrow .y small{display:block;font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-top:6px;font-weight:400}
.lrow h3{margin-bottom:6px}
.lrow p{color:var(--muted);font-size:.96rem;max-width:70ch}
.lrow p a{color:var(--navy);font-weight:500;border-bottom:1px solid rgba(43,52,117,.3)}
.lrow.ctx h3{color:var(--muted);font-weight:500}
a.lrow:hover h3{color:var(--navy)}
.lrow .go{font-size:.86rem;font-weight:500;color:var(--navy);white-space:nowrap;padding-top:5px}
.lrow.has-go{grid-template-columns:150px 1fr auto}
@media(max-width:620px){.lrow,.lrow.has-go{grid-template-columns:1fr;gap:8px}}

/* founder */
.founder{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(28px,5vw,72px);align-items:start}
.fphoto{position:relative;border-radius:24px;overflow:hidden;aspect-ratio:4/5;background:var(--navy-soft)}
.fphoto img{width:100%;height:100%;object-fit:cover}
.fphoto::after{content:"";position:absolute;inset:0;box-shadow:inset 0 0 0 1px rgba(28,35,82,.12);border-radius:24px}
.fphoto .tag{position:absolute;left:16px;bottom:16px;background:rgba(255,255,255,.92);backdrop-filter:blur(6px);border:1px solid var(--line);border-radius:12px;padding:10px 14px;font-size:.8rem;line-height:1.35}
.fphoto .tag b{display:block;font-family:var(--display);font-weight:600;font-size:.95rem;letter-spacing:-.01em}
.ftext h2{margin:14px 0 20px}
.ftext p{color:var(--muted);font-size:1.04rem;max-width:58ch}
.ftext p+p{margin-top:14px}
.ftext p a{color:var(--navy);font-weight:500;border-bottom:1px solid rgba(43,52,117,.3)}
.ftext .ctas{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.vent{display:flex;flex-wrap:wrap;gap:8px;margin-top:26px}
.vent a{font-family:var(--mono);font-size:.72rem;letter-spacing:.06em;padding:7px 11px;border-radius:8px;border:1px solid var(--line2);color:var(--muted);transition:color .2s,border-color .2s}
.vent a:hover{color:var(--navy);border-color:var(--navy)}
.letter{margin-top:34px;background:var(--white);border:1px solid var(--line);border-radius:20px;padding:30px 30px 26px;position:relative}
.letter::before{content:"\201C";position:absolute;top:8px;left:22px;font-family:var(--display);font-size:5rem;line-height:1;color:var(--cyan-soft)}
.letter p{position:relative;color:var(--ink);font-size:1.04rem;line-height:1.65;max-width:62ch}
.letter p+p{margin-top:14px}
.letter .sig{margin-top:20px;font-size:.86rem;color:var(--muted)}
.letter .sig b{display:block;font-family:var(--display);font-weight:600;color:var(--ink);font-size:.98rem;letter-spacing:-.01em}
@media(max-width:940px){.founder{grid-template-columns:1fr}.fphoto{max-width:440px}}

/* subpage hero */
.sub .hero h1{font-size:clamp(38px,5.2vw,68px)}
.sub .hero-grid{align-items:end}

/* footer */
footer{border-top:1px solid var(--line2);background:var(--white);padding:52px 0 36px}
.fgrid{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr) minmax(0,1fr);gap:32px;align-items:start}
.fgrid img{height:26px;width:auto}
.fgrid .founded{font-family:var(--display);font-weight:600;font-size:1.15rem;letter-spacing:-.015em;margin-top:18px}
.fgrid .founded a{color:var(--navy);border-bottom:2px solid var(--cyan)}
.fgrid h4{font-family:var(--mono);font-weight:500;font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin:0 0 14px}
.fgrid ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:9px;font-size:.92rem}
.fgrid ul a{color:var(--ink)}
.fgrid ul a:hover{color:var(--navy)}
.fgrid .arch{font-size:.88rem;color:var(--muted);line-height:1.55;max-width:38ch}
.fgrid .arch a{color:var(--navy);font-weight:500}
.fbot{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;margin-top:40px;padding-top:22px;border-top:1px solid var(--line);font-size:.8rem;color:var(--muted)}
.fbot a{color:var(--navy)}
@media(max-width:820px){.fgrid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.fgrid{grid-template-columns:1fr}}

/* reveal */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.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}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}.fmoney{animation:none}html{scroll-behavior:auto}}