:root{--bg:#050708;--surface:#0d1214;--surface-2:#12191c;--text:#eef4f2;--muted:#9facaa;--border:#243137;--accent:#55d6c2;--amber:#d8b365;--blue:#7aa7ff;--red:#ee7b6f;--font:'JetBrains Mono',Menlo,Consolas,'PingFang SC','Microsoft YaHei','Noto Sans SC',monospace}
*,*::before,*::after{box-sizing:border-box}
html{font-size:100%;scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);line-height:1.7;-webkit-font-smoothing:antialiased}
a{color:var(--accent);text-decoration:none}
a:hover{color:var(--text)}
img{max-width:100%;display:block}
.topbar{position:fixed;z-index:50;top:0;left:0;right:0;display:flex;align-items:center;justify-content:space-between;padding:.9rem clamp(1rem,4vw,3.5rem);background:color-mix(in srgb,var(--bg) 88%,transparent);border-bottom:1px solid color-mix(in srgb,var(--border) 74%,transparent);backdrop-filter:blur(18px);transition:padding .18s ease,background .18s ease}
.topbar.is-compact{padding-top:.52rem;padding-bottom:.52rem;background:color-mix(in srgb,var(--bg) 95%,transparent)}
.brand{display:flex;align-items:center;gap:.75rem;color:var(--text)}
.brand-mark{width:.9rem;height:.9rem;border:1px solid var(--accent);background:linear-gradient(135deg,var(--accent),transparent 62%);box-shadow:0 0 1.1rem color-mix(in srgb,var(--accent) 45%,transparent)}
.brand strong{display:block;font-size:.9rem;letter-spacing:.08em;text-transform:uppercase}
.brand small{display:block;color:var(--muted);font-size:.68rem;letter-spacing:.08em}
.nav{display:flex;align-items:center;gap:clamp(.75rem,1.5vw,1.35rem)}
.nav a{color:var(--muted);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase}
.nav a.active,.nav a:hover{color:var(--text)}
.nav-toggle{display:none;width:2.4rem;height:2.4rem;background:transparent;border:1px solid var(--border);color:var(--text)}
.nav-toggle span{display:block;height:1px;background:currentColor;margin:.31rem}
main{padding-top:4.7rem;overflow:hidden}
.eyebrow{margin:0 0 .7rem;color:var(--accent);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase}
h1,h2,h3{font-weight:700;line-height:1.08;letter-spacing:0;color:var(--text)}
h1{font-size:clamp(2rem,5vw,5rem);margin:0}
h2{font-size:clamp(1.45rem,3vw,3rem);margin:0}
h3{font-size:1rem;margin:0}
p{margin:0;color:var(--muted)}
.button{display:inline-flex;align-items:center;justify-content:center;min-height:2.55rem;border:1px solid var(--accent);background:var(--accent);color:var(--bg);padding:0 .9rem;font-size:.73rem;font-weight:700;letter-spacing:.07em;text-transform:uppercase}
.button:hover{background:var(--text);border-color:var(--text);color:var(--bg)}
.button.ghost{background:transparent;color:var(--accent);border-color:var(--border)}
.button.small{min-height:2.1rem;font-size:.66rem}
.actions{display:flex;flex-wrap:wrap;gap:.75rem;margin-top:1.35rem}
.band{padding:clamp(2.6rem,6vw,5rem) clamp(1rem,5vw,5rem);border-top:1px solid var(--border)}
.section-head{max-width:58rem;margin-bottom:1.4rem}
.section-head p:last-child{max-width:50rem;margin-top:.55rem}
.section-head.compact{margin-bottom:.9rem}
.page-hero{padding:clamp(2rem,5vw,4rem) clamp(1rem,5vw,5rem);border-bottom:1px solid var(--border);background:linear-gradient(180deg,color-mix(in srgb,var(--surface) 55%,var(--bg)),var(--bg))}
.page-hero h1{max-width:17ch;font-size:clamp(2rem,4.5vw,4.2rem)}
.page-hero p:not(.eyebrow){max-width:55rem;margin-top:1rem}
.graph-stage{display:grid;grid-template-columns:minmax(19rem,.7fr) minmax(0,1fr);gap:clamp(1rem,3vw,2rem);align-items:stretch;padding:clamp(1rem,3vw,2rem) clamp(1rem,5vw,5rem) clamp(2rem,4vw,3rem);min-height:calc(100vh - 4.7rem);border-bottom:1px solid var(--border);background:linear-gradient(135deg,#070a0b 0%,#0c1113 42%,#050708 100%)}
.graph-stage--page{grid-template-columns:1fr;min-height:auto}
.graph-copy{align-self:center;max-width:43rem;position:relative;z-index:2}
.graph-copy h1{max-width:13ch}
.graph-copy p:not(.eyebrow){max-width:42rem;margin-top:1rem;font-size:clamp(.95rem,1.15vw,1.08rem)}
.stat-strip{display:flex;flex-wrap:wrap;gap:.45rem;margin-top:1.1rem}
.stat-strip span,.tag-row span{display:inline-flex;align-items:center;min-height:1.55rem;border:1px solid var(--border);background:color-mix(in srgb,var(--surface) 76%,transparent);padding:.12rem .48rem;color:var(--accent);font-size:.66rem;font-weight:700;line-height:1.2}
.graph-shell{min-width:0}
.graph-stage--hero .graph-shell{align-self:stretch}
.graph-canvas-wrap{min-height:clamp(25rem,64vh,44rem);height:100%;border:1px solid var(--border);background:#070a0b;overflow:hidden;box-shadow:0 1.4rem 3rem rgba(0,0,0,.24)}
.graph-stage--page .graph-canvas-wrap{height:clamp(31rem,68vh,48rem)}
.graph-canvas-wrap canvas{display:block;width:100%;height:100%}
.graph-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(17rem,.32fr);gap:1rem;align-items:stretch}
.graph-stage--hero .graph-layout{height:100%}
.graph-controls{display:grid;grid-template-columns:minmax(10rem,.8fr) minmax(10rem,.8fr) minmax(14rem,1fr) auto;gap:.75rem;margin-bottom:.9rem;align-items:end}
.graph-controls label{display:grid;gap:.35rem;color:var(--muted);font-size:.68rem;letter-spacing:.08em;text-transform:uppercase}
.graph-controls select,.graph-controls input{height:2.5rem;background:var(--bg);border:1px solid var(--border);color:var(--text);padding:0 .7rem;font:inherit;border-radius:0}
.zoom-controls{display:flex;gap:.35rem}
.zoom-controls button{width:2.5rem;height:2.5rem;background:var(--surface);border:1px solid var(--border);color:var(--text);font:inherit;cursor:pointer}
.zoom-controls button:hover{border-color:var(--accent);color:var(--accent)}
.graph-panel{min-width:0;border:1px solid var(--border);background:color-mix(in srgb,var(--surface) 92%,transparent);padding:1rem;overflow:auto}
.graph-panel h2{font-size:1.1rem;margin:0 0 .55rem}
.graph-panel p{font-size:.88rem;line-height:1.6}
.boundary{color:color-mix(in srgb,var(--amber) 80%,var(--muted));font-size:.82rem}
.graph-panel .boundary{margin-top:.8rem}
.panel-relations{list-style:none;padding:0;margin:.9rem 0 0;display:grid;gap:.55rem}
.panel-relations li{display:grid;gap:.15rem;padding-top:.55rem;border-top:1px solid color-mix(in srgb,var(--border) 70%,transparent)}
.panel-relations span{color:var(--amber);font-size:.62rem;text-transform:uppercase;letter-spacing:.05em}
.panel-relations a{font-size:.78rem;color:var(--text)}
.panel-relations small{color:var(--muted);font-size:.68rem;line-height:1.4}
.topology-lists{display:grid;grid-template-columns:minmax(0,1fr) minmax(16rem,.55fr);gap:1rem;margin-top:1rem}
.topology-lists section{border:1px solid var(--border);background:var(--surface);padding:1rem}
.topology-lists h2{font-size:1rem;margin-bottom:.45rem}
.topology-lists ol{list-style:none;margin:1rem 0 0;padding:0;display:grid;gap:.45rem}
.topology-lists li{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:.75rem;padding-top:.45rem;border-top:1px solid color-mix(in srgb,var(--border) 65%,transparent)}
.topology-lists span{color:var(--muted);font-size:.72rem}
.triad-grid,.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;background:var(--border);border:1px solid var(--border)}
.triad-grid article,.node-card,.metric-card{background:var(--surface);padding:1rem;min-width:0}
.triad-grid span,.node-card span,.metric-card span,.contact-box span,.trust-item span{display:block;color:var(--accent);font-size:.68rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;margin-bottom:.55rem}
.triad-grid h3,.node-card strong,.metric-card strong{display:block;color:var(--text);font-size:1rem;line-height:1.25;margin-bottom:.6rem}
.triad-grid p,.node-card p,.metric-card p{font-size:.88rem}
.node-card:hover{background:color-mix(in srgb,var(--surface) 74%,var(--accent));color:var(--text)}
.node-card.feature{background:color-mix(in srgb,var(--surface) 84%,var(--amber))}
.metric-card strong{font-size:1.35rem}
.split-band{display:grid;grid-template-columns:minmax(0,.75fr) minmax(20rem,1fr);gap:clamp(1.5rem,4vw,4rem);align-items:center;padding:clamp(2.6rem,6vw,5rem) clamp(1rem,5vw,5rem);border-top:1px solid var(--border)}
.split-band h2{max-width:14ch}
.split-band p:not(.eyebrow){max-width:44rem;margin-top:1rem}
.split-band figure{margin:0;border:1px solid var(--border);background:var(--surface)}
.split-band img{aspect-ratio:16/9;object-fit:cover;width:100%}
.split-band figcaption{padding:.55rem .75rem;color:var(--muted);font-size:.68rem;border-top:1px solid var(--border)}
.domain-section{margin-top:2rem}
.domain-section:first-child{margin-top:0}
.tag-row{display:flex;flex-wrap:wrap;gap:.35rem;margin-top:1rem}
.wiki-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(16rem,.32fr);gap:clamp(1.2rem,4vw,3rem);align-items:start}
.article{max-width:66rem}
.article section{border-top:1px solid var(--border);padding-top:1.25rem;margin-top:1.25rem}
.article section:first-child{border-top:0;padding-top:0;margin-top:0}
.article h2{font-size:1.25rem;margin-bottom:.65rem}
.article h3{font-size:1rem;margin:1.2rem 0 .45rem}
.article p{margin:.8rem 0;color:color-mix(in srgb,var(--text) 82%,var(--muted))}
.article ul{color:color-mix(in srgb,var(--text) 82%,var(--muted));padding-left:1.2rem}
.article li{margin:.6rem 0}
.article code{color:var(--accent)}
.longform{font-size:1.02rem}
.article-wrap{display:flex;justify-content:center}
.edge-list{display:grid;gap:.75rem}
.edge-list article{border:1px solid var(--border);background:var(--surface);padding:.9rem}
.edge-list span{color:var(--amber);font-size:.64rem;text-transform:uppercase;letter-spacing:.06em}
.edge-list h3{margin:.35rem 0}
.edge-list p{font-size:.84rem}
.source-list{position:sticky;top:5.8rem;max-height:calc(100vh - 7rem);overflow:auto;border:1px solid var(--border);background:var(--surface);padding:1rem}
.source-list h2{font-size:.9rem;margin:0 0 .8rem}
.source-list a,.source-registry a{display:block;padding:.75rem 0;border-top:1px solid color-mix(in srgb,var(--border) 70%,transparent)}
.source-list a:first-of-type,.source-registry a:first-child{border-top:0;padding-top:0}
.source-list strong,.source-registry strong{display:block;color:var(--text);font-size:.82rem;line-height:1.35}
.source-list span,.source-registry span{display:block;color:var(--muted);font-size:.68rem;line-height:1.45;margin-top:.2rem}
.trust-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:1.2rem;align-items:start}
.trust-grid>article{border:1px solid var(--border);background:var(--surface);padding:1rem}
.trust-grid h2{font-size:1.25rem;margin:0 0 1rem}
.trust-item{padding:1rem 0;border-top:1px solid color-mix(in srgb,var(--border) 70%,transparent)}
.trust-item:first-of-type{border-top:0;padding-top:0}
.trust-item h3{font-size:.95rem;margin-bottom:.4rem}
.trust-item p{font-size:.84rem;margin-top:.45rem}
.contact-layout{display:grid;grid-template-columns:minmax(0,.7fr) minmax(18rem,.5fr);gap:1.2rem}
.contact-layout article,.contact-box{border:1px solid var(--border);background:var(--surface);padding:1rem}
.contact-layout h2{font-size:1.25rem}
.contact-layout ul{color:color-mix(in srgb,var(--text) 82%,var(--muted));padding-left:1.2rem}
.contact-layout li{margin:.55rem 0}
.contact-box a{display:block;color:var(--text);font-size:1.1rem;margin-bottom:1rem}
.footer{padding:2rem clamp(1rem,5vw,5rem);color:var(--muted);font-size:.78rem}
.footer .rule{height:1px;background:var(--border);margin-bottom:1rem}
.footer div:last-child{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap}
@media (max-width:1050px){.graph-stage,.graph-layout,.split-band,.wiki-layout,.trust-grid,.contact-layout{grid-template-columns:1fr}.graph-stage{min-height:auto}.graph-copy h1{max-width:16ch}.source-list{position:static;max-height:none}.graph-stage--hero .graph-layout{height:auto}.graph-stage--hero .graph-panel{display:none}}
@media (max-width:800px){.nav-toggle{display:block}.nav{display:none;position:absolute;top:100%;left:1rem;right:1rem;flex-direction:column;align-items:flex-start;background:var(--surface);border:1px solid var(--border);padding:1rem}.nav.open{display:flex}.topbar{padding:.75rem 1rem}.brand small{display:none}.graph-controls{grid-template-columns:1fr 1fr}.graph-controls label:last-of-type{grid-column:1 / -1}.triad-grid,.card-grid,.topology-lists{grid-template-columns:1fr}.graph-canvas-wrap{min-height:24rem}.page-hero h1{max-width:100%}}
@media (max-width:560px){main{padding-top:4.2rem}.graph-stage{padding:1rem 1rem 1.5rem}.graph-copy h1{font-size:1.85rem}.graph-copy p:not(.eyebrow){font-size:.9rem}.graph-canvas-wrap{min-height:20rem}.graph-controls{grid-template-columns:1fr}.zoom-controls button{flex:1}.band,.page-hero,.split-band{padding:1.5rem 1rem}.actions .button{flex:1 1 100%;min-width:0}.graph-panel{padding:.85rem}.footer div:last-child{display:block}.footer span{display:block;margin-top:.35rem}}