:root{--ink:#101114;--muted:#6d7179;--line:#e7e8eb;--soft:#f6f7f8;--dark:#090a0d;--dark2:#101216;--darkline:#272a31;--darkmuted:#9298a3;--accent:#111}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:#fff;font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","SF Pro Text",Inter,Segoe UI,Arial,sans-serif;-webkit-font-smoothing:antialiased}a{text-decoration:none;color:inherit}button{font:inherit}.wc-wrap{width:min(1180px,calc(100% - 48px));margin:auto}
.wc-header{position:fixed!important;inset:0 0 auto;width:100%;height:72px;z-index:10000;background:rgba(255,255,255,.88);border-bottom:1px solid rgba(220,221,225,.8);backdrop-filter:blur(22px)}body{padding-top:72px}.wc-header-inner{width:min(1180px,100%);height:100%;margin:auto;padding:0 24px;display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;gap:24px}.wc-brand{position:absolute;left:24px}.wc-nav{position:static;justify-self:center;display:flex;align-items:center;justify-content:center;gap:28px;white-space:nowrap}.wc-brand{display:flex;align-items:center;gap:10px;font-weight:760;letter-spacing:-.035em;white-space:nowrap}.wc-mark{width:29px;height:29px;border:1.5px solid #111;border-radius:8px;display:grid;place-items:center;font-size:12px;font-weight:850}.wc-page{color:#898c93;font-weight:550}.wc-page:before{content:"·";margin:0 9px;color:#b6b8bd}.wc-nav{display:flex;gap:22px;align-items:center;color:#656870;font-size:12px}.wc-nav a:hover{color:#111}.wc-outline{border:1px solid #d2d4d9;border-radius:20px;padding:8px 13px!important;color:#202228!important;font-weight:700}
.reading-progress{position:fixed;top:71px;left:0;height:2px;width:100%;z-index:10001;background:transparent}.reading-progress span{display:block;height:100%;width:0;background:#111}
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.paper-nav-section{padding:75px 0;border-bottom:1px solid var(--line)}.paper-nav-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:90px;align-items:start}.paper-nav-section h2{font-size:36px;letter-spacing:-.055em;margin:14px 0}.paper-nav-section p{color:var(--muted);font-size:13px;line-height:1.7;max-width:380px}.toc{border-top:1px solid var(--line)}.toc a{display:grid;grid-template-columns:42px 1fr auto;gap:12px;align-items:center;padding:16px 4px;border-bottom:1px solid var(--line);transition:.2s}.toc a:hover{padding-left:10px}.toc span{font:10px ui-monospace,monospace;color:#999da4}.toc b{font-size:13px}.toc small{font-size:10px;color:#92959c}
.paper-section{padding:105px 0;border-bottom:1px solid var(--line)}.paper-section.dark{background:var(--dark);color:#edf0f3;border-color:var(--darkline)}.split{display:grid;grid-template-columns:180px minmax(0,1fr);gap:65px}.section-index{font:10px/1.8 ui-monospace,monospace;color:#8d9199}.section-index span{display:block;margin-top:8px;letter-spacing:.12em;font-family:inherit}.section-content h2{font-size:clamp(40px,5vw,65px);line-height:.98;letter-spacing:-.065em;margin:0 0 26px}.section-intro{font-size:16px;line-height:1.75;color:#656a72;max-width:780px;margin:0 0 45px}.dark .section-intro{color:var(--darkmuted)}.architecture{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);overflow:hidden;border-radius:18px}.architecture article{background:#fff;padding:28px;min-height:245px}.architecture article.bridge{background:#f7f8f9}.architecture span,.spec-grid span{display:block;font:800 9px ui-monospace,monospace;letter-spacing:.12em;color:#969aa1;margin-bottom:45px}.architecture h3{font-size:19px;margin:0 0 9px;letter-spacing:-.025em}.architecture p{font-size:12px;line-height:1.65;color:#6f737b;margin:0}.flow-card{border:1px solid #292c33;background:#101216;border-radius:18px;overflow:hidden}.flow-row{display:grid;grid-template-columns:130px repeat(4,1fr);align-items:center;gap:12px;padding:21px;border-bottom:1px solid #292c33}.flow-row:last-child{border:0}.flow-row span{font:800 9px ui-monospace,monospace;color:#7e8590;letter-spacing:.12em}.flow-row b,.flow-row i,.flow-row strong{font-size:10px;font-style:normal;letter-spacing:.02em}.flow-row i{color:#858b95}.flow-row strong{color:#e8ebef}.formula{margin-top:18px;padding:20px 22px;border:1px solid #292c33;border-radius:15px;background:#0d0f12}.formula span{display:block;font:800 9px ui-monospace,monospace;color:#7e8590;letter-spacing:.12em;margin-bottom:9px}.formula code{font:12px ui-monospace,monospace;color:#dfe3e9}.lifecycle{display:grid;grid-template-columns:repeat(5,1fr);border:1px solid var(--line);border-radius:18px;overflow:hidden}.lifecycle div{padding:24px 20px;min-height:145px;border-right:1px solid var(--line)}.lifecycle div:last-child{border:0}.lifecycle span{display:block;font:10px ui-monospace,monospace;color:#969aa1;margin-bottom:32px}.lifecycle b{display:block;font-size:11px;letter-spacing:.05em}.lifecycle small{display:block;color:#8b8f97;font-size:10px;margin-top:8px;line-height:1.4}.lifecycle .terminal{background:#f5f6f7}.spec-grid{display:grid;grid-template-columns:repeat(2,1fr);border:1px solid var(--line);border-radius:18px;overflow:hidden}.spec-grid div{padding:22px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.spec-grid div:nth-child(even){border-right:0}.spec-grid div:nth-last-child(-n+2){border-bottom:0}.spec-grid span{margin:0 0 10px}.spec-grid b{font-size:12px;font-weight:650}.mono,code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.contract-line{display:grid;grid-template-columns:150px 1fr auto;gap:15px;align-items:center;margin-top:12px;padding:17px 20px;background:var(--soft);border:1px solid var(--line);border-radius:14px}.contract-line span{font:800 8px ui-monospace,monospace;color:#8b8f97}.contract-line code{font-size:10px;overflow:hidden;text-overflow:ellipsis}.contract-line a{font-size:10px;font-weight:750}.privacy-points{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:#292c33;border:1px solid #292c33;border-radius:18px;overflow:hidden}.privacy-points div{padding:26px;background:#101216}.privacy-points span{font:10px ui-monospace,monospace;color:#747b86}.privacy-points b{display:block;font-size:13px;margin:35px 0 8px}.privacy-points p{font-size:11px;line-height:1.65;color:#9096a0;margin:0}.closing-note{display:flex;gap:22px;padding:23px;border:1px solid var(--line);border-radius:16px;background:#f7f8f9}.closing-note strong{font-size:12px;white-space:nowrap}.closing-note span{font-size:12px;color:#666b73;line-height:1.65}
.reader-section{padding:100px 0;background:#f6f7f8}.reader-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:30px}.reader-head h2{font-size:44px;letter-spacing:-.06em;margin:12px 0 8px}.reader-head p{font-size:13px;color:#777c84;margin:0}.reader-frame{height:min(820px,82vh);border:1px solid #dfe1e5;border-radius:20px;overflow:hidden;background:#fff;box-shadow:0 25px 60px #1111}.reader-frame iframe{width:100%;height:100%;border:0}.final-cta{padding:110px 0;background:#0a0b0d;color:#eef0f3}.final-cta h2{font-size:clamp(42px,6vw,72px);line-height:.96;letter-spacing:-.07em;margin:20px 0 0}.final-cta .wc-btn.ghost{background:transparent;color:#fff;border-color:#41454d}.final-cta .wc-btn.ghost:hover{border-color:#fff}
.wc-footer{border-top:1px solid var(--line);padding:28px;color:#777;font-size:12px;background:#fff}.wc-footer-inner{width:min(1180px,calc(100% - 48px));margin:auto;display:flex;align-items:center;justify-content:space-between;gap:25px}.wc-footer-links{display:flex;gap:18px;flex-wrap:wrap}.wc-footer-links a:hover{color:#111}
@media(max-width:900px){.hero-grid,.paper-nav-grid{grid-template-columns:1fr}.paper-cover-wrap{order:-1;justify-content:flex-start}.paper-cover{width:min(330px,80vw)}.split{grid-template-columns:1fr;gap:30px}.section-index{display:flex;gap:10px}.section-index span{margin:0}.architecture,.privacy-points,.lifecycle{grid-template-columns:1fr}.architecture article,.lifecycle div{min-height:auto;border-right:0;border-bottom:1px solid var(--line)}.lifecycle div:last-child{border-bottom:0}.flow-row{grid-template-columns:1fr 1fr}.contract-line{grid-template-columns:1fr}.spec-grid{grid-template-columns:1fr}.spec-grid div:nth-child(even){border-right:0}.spec-grid div:nth-last-child(-n+2){border-bottom:1px solid var(--line)}.spec-grid div:last-child{border-bottom:0}.reader-head{display:block}.reader-head .wc-btn{margin-top:18px}.wc-nav{gap:11px;max-width:58vw;overflow:auto;scrollbar-width:none}.wc-nav::-webkit-scrollbar{display:none}.wc-nav a{white-space:nowrap}.wc-header-inner{padding:0 18px}}
@media(max-width:600px){body{padding-top:64px}.wc-header{height:64px}.reading-progress{top:63px}.wc-wrap{width:min(100% - 34px,1180px)}.paper-hero{padding:65px 0 70px}.hero-copy h1{font-size:clamp(48px,15vw,70px)}.hero-lead{font-size:16px}.edition-meta{flex-wrap:wrap}.paper-section,.paper-nav-section{padding:70px 0}.section-content h2{font-size:43px}.flow-row{grid-template-columns:1fr}.reader-section{padding:70px 0}.reader-frame{height:68vh}.wc-footer-inner{display:block}.wc-footer-links{margin:18px 0}.cover-center strong{font-size:42px}}

@media(max-width:900px){.wc-header-inner{height:74px;justify-content:center;padding:0 18px}.wc-brand{position:static}.wc-nav{position:static;display:none}}

.wc-header-brand{justify-self:start;min-width:0}
.wc-header-wallet{justify-self:end;display:flex;align-items:center;min-width:0}
.wc-header-wallet .wc-wallet-slot{display:contents}
.wc-header-wallet .wc-wallet-btn{white-space:nowrap}
@media(max-width:900px){
 .wc-header{height:auto;min-height:72px}
 .wc-header-inner{grid-template-columns:1fr auto;grid-template-areas:"brand wallet" "nav nav";height:auto;padding:12px 18px;row-gap:10px}
 .wc-header-brand{grid-area:brand}.wc-header-wallet{grid-area:wallet}.wc-nav{grid-area:nav;justify-content:center;padding-bottom:3px}
}

@media(max-width:850px){.wc-header-inner{grid-template-columns:1fr auto;grid-template-areas:"brand wallet" "nav nav";height:auto;min-height:72px;padding:12px 18px;row-gap:8px}.wc-header-brand{grid-area:brand}.wc-nav{grid-area:nav;gap:22px;justify-self:center}.wc-header-wallet{grid-area:wallet}.wc-header{height:auto}.paper-hero{padding-top:132px}}
.wc-header-wallet .wc-wallet-slot,.wc-header-wallet.wc-wallet-slot{margin-left:0}
.wc-header-wallet .wc-wallet-btn{min-height:36px;padding:0 15px;border:1px solid #d7d9de;border-radius:19px;background:#fff;color:#16181c;font-size:11px;font-weight:700;letter-spacing:.01em;box-shadow:none}
.wc-header-wallet .wc-wallet-btn:hover{transform:translateY(-1px);box-shadow:0 5px 16px rgba(0,0,0,.07)}
@media(max-width:850px){.wc-header-inner{grid-template-columns:1fr auto;grid-template-areas:"brand wallet" "nav nav";height:auto;min-height:72px;padding:12px 18px;row-gap:8px}.wc-header-brand{grid-area:brand}.wc-header-wallet{grid-area:wallet;justify-self:end}.wc-nav{grid-area:nav;justify-self:center;gap:22px}.wc-header{height:auto}}