@font-face{font-family:Geist Mono Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/_astro/geist-mono-cyrillic-ext-wght-normal.I4S5GZfc.woff2) format("woff2-variations");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Geist Mono Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/_astro/geist-mono-cyrillic-wght-normal.BmXc_FBt.woff2) format("woff2-variations");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:Geist Mono Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/_astro/geist-mono-symbols2-wght-normal.GZpp1pK2.woff2) format("woff2-variations");unicode-range:U+2000-2001,U+2004-2008,U+200A,U+23B8-23BD,U+2500-259F}@font-face{font-family:Geist Mono Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/_astro/geist-mono-vietnamese-wght-normal.D8KDMBhC.woff2) format("woff2-variations");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Geist Mono Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/_astro/geist-mono-latin-ext-wght-normal.DrnZ1wKl.woff2) format("woff2-variations");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Geist Mono Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/_astro/geist-mono-latin-wght-normal.B_7UjwxQ.woff2) format("woff2-variations");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}:root{--font-sans: "Helvetica Neue", Helvetica, Arial, sans-serif;--font-mono: "Geist Mono Variable", ui-monospace, "SF Mono", Menlo, monospace;--ink: #111;--paper: #fdfdfc;--red: #a31f34;--red-hover: #8c1a2c;--text-2: #555;--text-3: #777;--meta: #999;--hairline: #ddd;--valid: #0a7a3d;--valid-bg: #edf6f0;--invalid: #b3261e;--invalid-bg: #faeeec;--page-width: 1260px;--rail: 240px;--content-width: 44rem}*{box-sizing:border-box}html{font-family:var(--font-sans);background:var(--paper);color:var(--ink);font-size:16px;line-height:1.55;-webkit-text-size-adjust:100%}body{margin:0;min-height:100vh;display:flex;flex-direction:column}main.container{flex:1;width:100%;max-width:var(--page-width);margin:0 auto;padding:3rem 48px 4.5rem}main.bands{flex:1;width:100%;max-width:var(--page-width);margin:0 auto}h1,h2,h3{font-weight:700;line-height:1.15;letter-spacing:-.02em;text-wrap:balance;margin:0 0 .75rem}h1{font-size:2.4rem;letter-spacing:-.03em;line-height:1.06}h2{font-size:1.45rem;margin-top:2.5rem}h3{font-size:1.1rem;margin-top:1.75rem}p{margin:0 0 1rem}a{color:var(--ink);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px;transition:color .15s}a:hover{color:var(--red)}img{max-width:100%;height:auto;display:block}code,pre,.mono{font-family:var(--font-mono)}hr{border:none;border-top:1px solid var(--hairline);margin:2.5rem 0}.muted{color:var(--text-3)}.small{font-size:.82rem}.eyebrow{font-size:.66rem;font-weight:400;letter-spacing:.14em;text-transform:uppercase;color:var(--red);margin:0 0 .6rem}.lede{font-size:1.06rem;line-height:1.55;color:var(--text-2);max-width:var(--content-width)}.lede a{color:inherit}.prose{max-width:var(--content-width)}.prose li{margin-bottom:.4rem}.card{background:var(--paper);border:1px solid var(--ink);padding:1.5rem}.card h2,.card h3{margin-top:0}.grid-2{display:grid;grid-template-columns:repeat(auto-fit,minmax(19rem,1fr));gap:1.5rem}.grid-2>*{min-width:0}main{min-width:0}.btn{display:inline-block;background:var(--ink);color:#fff;border:1px solid var(--ink);padding:.8rem 1.4rem;font:inherit;font-weight:700;font-size:.75rem;cursor:pointer;text-decoration:none;transition:background-color .15s,color .15s}.btn:hover{background:#000;color:#fff}.btn-red{background:var(--red);border-color:var(--red)}.btn-red:hover{background:var(--red-hover)}.btn-secondary{background:transparent;color:var(--ink);border:1px solid var(--ink);font-weight:400}.btn-secondary:hover{background:#f1f0ed;color:var(--ink)}:where(a,button,input,textarea,[tabindex]):focus-visible{outline:2px solid var(--red);outline-offset:2px}.site-header{border-bottom:2px solid var(--ink);background:var(--paper)}.site-header .inner{max-width:var(--page-width);margin:0 auto;display:grid;grid-template-columns:var(--rail) 1fr;align-items:center}.wordmark{font-weight:700;font-size:.875rem;letter-spacing:-.01em;color:var(--ink);text-decoration:none;padding:20px 0 20px 48px}.wordmark .tld{color:var(--red)}.wordmark:hover{color:var(--ink)}.wordmark:hover .tld{color:var(--red-hover)}.site-nav{display:flex;align-items:center;justify-content:flex-end;gap:34px;padding-right:48px;border-left:1px solid var(--ink);align-self:stretch}.site-nav a{color:var(--ink);font-size:.78rem;font-weight:400;text-decoration:none}.site-nav a:hover{color:var(--red)}.site-nav a[aria-current=page]{text-decoration:underline;text-underline-offset:4px}.site-nav a.nav-demo{background:var(--red);color:#fff;font-weight:700;font-size:.72rem;padding:9px 16px;transition:background-color .15s}.site-nav a.nav-demo:hover{background:var(--red-hover)}.site-footer{border-top:0;margin-top:auto}.site-footer .inner{max-width:var(--page-width);margin:0 auto;display:grid;grid-template-columns:var(--rail) 1fr;align-items:center;font-size:.66rem;line-height:1.6;color:var(--meta)}.site-footer .rail{padding:22px 24px 22px 48px}.site-footer .cols{border-left:1px solid var(--ink);align-self:stretch;display:flex;justify-content:space-between;align-items:center;gap:1.5rem;flex-wrap:wrap;padding:22px 48px 22px 40px}.site-footer a{color:var(--meta)}.site-footer a:hover{color:var(--red)}.band{display:grid;grid-template-columns:var(--rail) 1fr;border-bottom:1px solid var(--ink)}.band .rail{padding:44px 24px 40px 48px}.band .rail .no{font-size:.66rem;letter-spacing:.14em;color:var(--red)}.band .rail .name{font-weight:700;font-size:.81rem;margin-top:8px}.band .rail .meta{font-size:.69rem;line-height:1.55;color:var(--meta);margin-top:8px}.band .rail .meta a{color:var(--ink);font-size:.75rem;text-decoration:none}.band .rail .meta a:hover{color:var(--red);text-decoration:underline}.band>.content{border-left:1px solid var(--ink);min-width:0}.band.band-close{border-bottom:2px solid var(--ink)}.hero-band .content{padding:52px 48px 56px 40px}.hero-band h1{font-size:3.6rem;line-height:1.04;letter-spacing:-.03em;max-width:760px;margin:0}.hero-band .deck{font-size:1.06rem;line-height:1.55;color:var(--text-2);max-width:580px;margin:22px 0 0}.exp-grid{display:grid;grid-template-columns:1fr 380px}.exp-copy{padding:44px 40px 40px}.exp-stat{font-weight:700;font-size:6rem;line-height:.92;letter-spacing:-.045em;margin-left:-3px}.exp-stat-caption{font-size:.81rem;line-height:1.5;color:var(--text-3);max-width:300px;margin-top:10px}.exp-copy h2{font-size:1.56rem;line-height:1.25;letter-spacing:-.02em;max-width:480px;margin-top:2rem}.exp-copy .body{font-size:.91rem;line-height:1.6;color:var(--text-2);max-width:480px}.exp-buttons{display:flex;gap:12px;margin-top:1.5rem;flex-wrap:wrap}.exp-video{border-left:1px solid var(--hairline);display:flex;flex-direction:column;min-width:0}.exp-video .yt-wrap{flex:1;display:flex}.exp-video .yt-facade,.exp-video iframe{flex:1;width:100%;min-height:220px;border:0;border-radius:0}.exp-video .video-caption{border-top:1px solid var(--hairline);padding:14px 20px;font-size:.69rem;line-height:1.5;color:var(--meta)}.rows{padding:20px 48px 20px 40px}.row{display:grid;grid-template-columns:1fr 210px;gap:24px;align-items:baseline;padding:20px 0;border-bottom:1px solid var(--hairline);text-decoration:none;color:var(--ink)}.row:last-child{border-bottom:0}.row .t{font-size:1.125rem;font-weight:400;line-height:1.4;letter-spacing:-.01em}.row:hover .t{text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}.row .m{font-size:.72rem;color:var(--meta);text-align:right;white-space:nowrap}.badge{display:inline-block;font-size:.59rem;font-weight:700;letter-spacing:.08em;color:#fff;background:var(--ink);padding:3px 7px;margin-left:8px;vertical-align:2px}.badge-red{background:var(--red)}.course-band .course-row{display:grid;grid-template-columns:minmax(0,560px) 1fr;gap:44px;align-items:center;padding:44px 48px 44px 40px;border-bottom:1px solid var(--hairline)}.course-band .course-row:last-child{border-bottom:0}.course-row-video .yt-facade{aspect-ratio:16 / 9;border:1px solid var(--ink)}.course-row-copy h2{font-size:1.56rem;line-height:1.25;letter-spacing:-.02em;margin:0 0 .75rem;max-width:460px}.course-row-copy .body{font-size:.91rem;line-height:1.6;color:var(--text-2);max-width:440px}.course-row-meta{font-size:.72rem;color:var(--meta);max-width:420px}.demo-steps-line{font-size:.78rem}.demo-steps-line a{color:var(--ink);text-decoration:none}.demo-steps-line a:hover{color:var(--red);text-decoration:underline}.demo-steps-line .n{color:var(--red)}.demo-steps-line .sep{color:var(--hairline)}.media-band .content{display:grid;grid-template-columns:1fr 210px;gap:24px;align-items:baseline;padding:40px 48px 40px 40px}.media-band p{font-size:.91rem;line-height:1.6;color:var(--text-2);max-width:560px;margin:0}.media-band .m{font-size:.75rem;text-align:right}.media-band .m a{color:var(--ink);text-decoration:none}.media-band .m a:hover{color:var(--red);text-decoration:underline}.section{margin-top:3.5rem}.section-head{display:flex;align-items:baseline;justify-content:space-between;gap:1rem;flex-wrap:wrap;border-bottom:2px solid var(--ink);padding-bottom:.5rem;margin-bottom:1.5rem}.section-head h2{margin:0}.section-head a{font-size:.8rem;font-weight:400;white-space:nowrap}.entry{border-top:1px solid var(--hairline);padding:2rem 0}.entry:last-child{border-bottom:1px solid var(--hairline)}.entry h2{margin-top:0;font-size:1.3rem}.entry h2 a{text-decoration:none}.entry h2 a:hover{text-decoration:underline;color:var(--red)}.byline{color:var(--text-3);font-size:.85rem;margin-bottom:.6rem}.venue-line{font-size:.82rem;color:var(--text-3)}.venue-line strong{color:var(--ink);font-weight:700}.entry-media{display:flex;gap:1.5rem;align-items:flex-start}.entry-media .entry-text{flex:1;min-width:0}.entry-thumb{flex:0 0 200px;display:block}.entry-thumb img{width:200px;max-height:180px;object-fit:cover;object-position:top;border:1px solid var(--hairline)}@media(max-width:640px){.entry-media{flex-direction:column}.entry-thumb{flex-basis:auto}.entry-thumb img{width:100%;max-height:240px}}.paper-figure{margin:2rem 0 0;max-width:var(--content-width)}.paper-figure img{border:1px solid var(--hairline);background:#fff}.paper-figure figcaption{margin-top:.5rem}.lab-callout{border:1px solid var(--ink);border-left:4px solid var(--red);padding:.9rem 1.2rem;max-width:var(--content-width);margin-top:1.5rem}.lab-callout a{font-weight:700;font-size:.85rem;text-decoration:none}.lab-callout a:hover{color:var(--red);text-decoration:underline}.archive-list{padding-left:1.2rem}.archive-list li{margin-bottom:.55rem}.course-hero{border-top:2px solid var(--ink);padding:2.5rem 0 3rem;margin-top:2.5rem}.course-hero-video{max-width:900px}.course-hero-video .yt-facade{aspect-ratio:16 / 9;border:1px solid var(--ink)}.course-hero-video .video-caption{border-top:0;padding:10px 0 0;font-size:.69rem;color:var(--meta)}.course-hero-body{max-width:720px;margin-top:1.75rem}.course-hero-body h2{margin-top:0;font-size:1.7rem}.course-actions{margin-top:1.25rem;display:flex;gap:.6rem;flex-wrap:wrap}.pdf-card{display:flex;gap:1.25rem;align-items:center;flex-wrap:wrap}.pdf-card img{width:260px;border:1px solid var(--hairline)}.yt-facade{position:relative;aspect-ratio:16 / 9;width:100%;border:1px solid var(--hairline);overflow:hidden;background:#000;cursor:pointer;padding:0;display:block}.exp-video .yt-facade{aspect-ratio:auto;border:0}.yt-facade img{width:100%;height:100%;object-fit:cover;opacity:.88}.yt-facade .yt-play{position:absolute;inset:0;display:flex;align-items:center;justify-content:center}.yt-facade .yt-play span{background:#111;color:#fff;font-weight:700;font-size:.72rem;letter-spacing:.06em;padding:.6rem 1.2rem}.yt-facade:hover .yt-play span{background:var(--red)}.yt-wrap iframe{width:100%;aspect-ratio:16 / 9;border:0}.yt-caption{font-size:.75rem;color:var(--meta);margin-top:.5rem}.demo-nav{display:flex;flex-wrap:wrap;gap:0;margin:0 0 2rem;padding:0;list-style:none;border:1px solid var(--ink);width:fit-content;max-width:100%}.demo-nav li+li a{border-left:1px solid var(--ink)}.demo-nav a{display:inline-block;font-size:.75rem;font-weight:400;color:var(--ink);padding:.45rem .9rem;text-decoration:none}.demo-nav a:hover{color:var(--red)}.demo-nav a[aria-current=page]{background:var(--red);color:#fff}.peers{display:grid;gap:2rem}.peer{min-width:0}.peer>h2{margin-top:0}.chain{display:grid;grid-auto-flow:column;grid-auto-columns:min(21rem,82vw);gap:1rem;overflow-x:auto;padding:.25rem .25rem 1rem;scroll-snap-type:x proximity}.chain .block{scroll-snap-align:start}.block{border:1px solid var(--ink);padding:1rem;background:#fff;transition:background .2s ease}.block.valid{background:var(--valid-bg);border-color:var(--valid)}.block.invalid{background:var(--invalid-bg);border-color:var(--invalid)}.block label{display:block;font-size:.66rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--text-3);margin:.65rem 0 .2rem}.block .field-row{display:flex;gap:.5rem;align-items:center}.block input[type=text],.block input[type=number],.block textarea,.block output{width:100%;font-family:var(--font-mono);font-size:.8rem;color:var(--ink);background:var(--paper);border:1px solid var(--hairline);border-radius:0;padding:.45rem .55rem}.block textarea{resize:vertical;min-height:4.5rem}.block output{display:block;overflow-wrap:anywhere;background:#f4f3f0;min-height:2.1rem}.block .hash-out.ok{color:var(--valid)}.block .hash-out.bad{color:var(--invalid)}.block .mine{margin-top:.9rem;width:100%;background:var(--red);border-color:var(--red)}.block .mine:hover{background:var(--red-hover)}.block .mine[disabled]{opacity:.6;cursor:wait}.tx-table{width:100%}.tx-table .tx-row{display:grid;grid-template-columns:5.5rem 1fr 1rem 1fr;gap:.4rem;align-items:center;margin-bottom:.4rem}.tx-table .arrow{text-align:center;color:var(--text-3)}@media(max-width:1024px){:root{--rail: 200px}.hero-band h1{font-size:3rem}.exp-stat{font-size:4.5rem}.exp-grid{grid-template-columns:1fr}.exp-video{border-left:0;border-top:1px solid var(--hairline)}.course-band .course-row{grid-template-columns:1fr;gap:24px}}@media(max-width:760px){.band{grid-template-columns:1fr}.band .rail{display:flex;align-items:baseline;gap:12px;padding:18px 24px 0;border-top:1px solid var(--ink)}.band .rail .name,.band .rail .meta{margin-top:0}.band>.content{border-left:0}.hero-band .content,.exp-copy,.rows,.media-band .content,.demo-strip .content,.course-band .course-row{padding-left:24px;padding-right:24px}.demo-strip .content{grid-template-columns:1fr}.demo-strip .m{text-align:left}.hero-band h1{font-size:2.4rem}.exp-stat{font-size:4rem}.row{grid-template-columns:1fr;gap:6px}.row .m{text-align:left;white-space:normal}.media-band .content{grid-template-columns:1fr}.media-band .m{text-align:left}.site-header .inner{grid-template-columns:1fr}.site-nav{border-left:0;justify-content:flex-start;padding:0 24px 14px 48px;gap:20px;flex-wrap:wrap}.site-footer .inner{grid-template-columns:1fr}.site-footer .cols{border-left:0;padding:0 24px 22px 48px}main.container{padding:2rem 24px 3.5rem}}
