*{box-sizing:border-box}a,button,input,select,textarea{-webkit-tap-highlight-color:transparent}button,input,select,textarea{font:inherit}button{cursor:pointer}a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid var(--accent);outline-offset:4px}button:disabled{opacity:.5;cursor:not-allowed}.id-header{position:relative;z-index:10}.id-nav{display:flex;align-items:center;gap:28px}.id-nav a{font-size:12px;min-height:44px;display:flex;align-items:center}.id-brand{font-weight:700;letter-spacing:-.8px;display:flex;align-items:center;gap:12px}.id-brand svg{width:28px;height:28px}.id-wrap{width:min(1280px,calc(100% - 100px));margin:auto}.id-kicker{font:10px var(--mono);letter-spacing:1.7px;text-transform:uppercase}.id-button{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:12px 19px;border:1px solid var(--line);font-size:12px;gap:20px;background:var(--paper);color:var(--ink)}.id-button.primary{background:var(--accent);color:var(--paper);border-color:var(--accent)}.id-button:hover{filter:brightness(.92)}.id-sample{font:10px var(--mono);padding:5px 9px;border:1px solid var(--line);white-space:nowrap}.id-status{font:11px/1.7 var(--mono);min-height:20px;color:var(--muted)}.id-footer{padding:55px max(50px,calc((100% - 1280px)/2)) 20px;border-top:1px solid var(--line);background:var(--paper);color:var(--ink)}.foot-sign{display:flex;justify-content:space-between;align-items:center;padding-bottom:30px;border-bottom:1px solid var(--line)}.foot-sign>a{font-size:26px;font-weight:600;letter-spacing:-1px}.foot-sign>span{font:11px var(--mono);color:var(--muted)}.foot-links{display:flex;gap:12px 28px;flex-wrap:wrap;padding-block:25px}.foot-links>a{font-size:12px;min-height:34px;display:flex;align-items:center}.foot-bottom{display:flex;justify-content:space-between;padding-top:20px;font:10px var(--mono);color:var(--muted)}.id-guide-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:25px}.id-guide{display:block;border-top:1px solid var(--line);padding-top:24px}.id-guide>span{font:10px var(--mono);color:var(--muted)}.id-guide h3{font-size:22px;line-height:1.35;margin:20px 0 12px}.id-guide p{font-size:13px;line-height:1.8}.id-guide b{display:block;margin-top:25px;font-size:13px;color:var(--accent)}.id-faq{padding-block:60px}.id-faq>h2{font-size:34px;margin-bottom:25px}.id-faq details{border-top:1px solid var(--line);padding-block:15px}.id-faq summary{cursor:pointer;font-size:15px;min-height:35px}.id-faq details p{font-size:13px;line-height:1.9;max-width:740px;padding-block:10px}.id-inner-hero{padding-block:55px 35px}.id-inner-hero h1{font-size:52px;line-height:1.1;letter-spacing:-2px;margin:20px 0}.id-inner-hero p{max-width:650px;font-size:15px}.id-notes{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--line);padding-block:30px;margin-top:45px}.id-notes p{max-width:680px;font-size:13px;line-height:1.8}.id-data{display:none}.id-code{font:12px/1.9 var(--mono);white-space:pre-wrap;overflow-wrap:anywhere;margin:0}.id-controls{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.id-controls button{min-height:40px;padding:8px 13px;background:transparent;color:var(--ink);border:1px solid var(--line);font-size:11px}.id-controls button[aria-pressed=true]{border-color:var(--accent);background:var(--tint);color:var(--accent)}[hidden]{display:none!important}
@media(max-width:800px){.id-wrap{width:calc(100% - 40px)}.id-header .nav-toggle{display:flex;align-items:center;justify-content:center;width:44px;height:44px}.id-header .id-nav{display:none;position:absolute;left:0;right:0;top:100%;padding:20px;background:var(--paper);border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;gap:8px}.id-header .id-nav.is-open{display:flex}.id-header .id-nav a{min-height:44px}.id-guide-list{grid-template-columns:1fr}.id-guide{padding-bottom:10px}.id-inner-hero h1{font-size:38px}.id-inner-hero{padding-block:35px}.id-notes{align-items:flex-start;flex-direction:column;gap:20px}.id-footer{padding:35px 20px 20px}.foot-sign{gap:20px;align-items:flex-start;flex-direction:column}.foot-links{gap:8px 24px}.foot-links>a{min-height:44px}.foot-bottom{gap:20px}.id-faq{padding-block:40px}.id-faq>h2{font-size:28px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}html{scroll-behavior:auto}}


:root{--paper:#fff;--canvas:#f4fafb;--ink:#07313c;--muted:#4d747c;--faint:#5b7a80;--line:#c9dde1;--tint:#e4f8fa;--accent:#007e91;--accent-dark:#005f71;--night:#092f3b;--display:Arial,sans-serif;--body:Arial,sans-serif}.edge-top{display:flex;align-items:center;justify-content:space-between;min-height:100px;gap:30px}.id-header{background:white;border-bottom:1px solid #b7d2d8;backdrop-filter:none}.id-brand{font-size:20px}.id-brand b{font-weight:400;color:var(--accent)}.edge-sheet{font:8px var(--mono);letter-spacing:1.2px;color:var(--muted)}.id-nav{gap:22px}.id-nav a{font-size:11px}.edge-hero{padding-top:45px}.edge-hero-index{display:flex;justify-content:space-between;align-items:center;color:var(--accent)}.edge-hero-index>span:last-child{font-size:35px}.edge-hero h1{font-size:clamp(52px,6vw,88px);line-height:1.02;letter-spacing:-5px;font-weight:400;max-width:950px;margin:22px 0 30px}.edge-hero h1 em{font-style:normal;color:var(--accent)}.edge-lede{display:flex;justify-content:space-between;align-items:center;gap:30px;margin-bottom:45px}.edge-lede p{max-width:430px;font-size:15px;line-height:1.8}.edge-plane{border:1px solid #9dbdc5;background:#fbffff;box-shadow:10px 10px 0 #e7f2f4}.edge-plane-title{padding:16px 20px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;font:9px var(--mono);letter-spacing:1px}.edge-plane-grid{display:grid;grid-template-columns:1.8fr 1fr}.edge-map{height:455px;position:relative;background-image:radial-gradient(#bed8dc 1px,transparent 1px);background-size:19px 19px;overflow:hidden}.edge-wires{position:absolute;inset:0;width:100%;height:100%;color:#64a7b4}.edge-node{position:absolute;width:150px;min-height:97px;text-align:left;background:white;border:1px solid #9ec4cd;padding:13px 15px;color:var(--ink);box-shadow:4px 4px 0 #dcedef;transition:background .2s}.edge-node.active{background:#083743;color:#d5f6fc;border-color:#083743;box-shadow:4px 4px 0 #8ed8e0}.edge-node>span{font:9px var(--mono);display:block;color:#7199a0}.edge-node strong{font-size:16px;display:block;margin-block:5px}.edge-node small{font:9px var(--mono)}.edge-node i{position:absolute;right:12px;top:12px;font-style:normal}.node-1{left:8%;top:18%}.node-2{left:51%;top:18%}.node-3{left:29%;top:57%}.node-4{left:65%;top:57%}.map-coordinate{position:absolute;top:14px;left:16px;font:9px var(--mono);color:#618f99}.map-coordinate.bottom{top:auto;left:auto;bottom:13px;right:15px}.map-legend{position:absolute;bottom:18px;left:20px;font:9px var(--mono);color:#5c8b96;display:flex;gap:8px;align-items:center}.map-legend>span{height:6px;width:6px;background:#218a9b}.edge-inspector{padding:30px 24px;border-left:1px solid var(--line);background:white;min-width:0}.edge-inspector .id-kicker{font-size:8px}.edge-inspector h3{font-size:30px;margin:14px 0 9px}.edge-inspector>p{font-size:12px;line-height:1.8;min-height:42px}.route-select{display:block;font:9px var(--mono);color:var(--muted);margin-top:20px}.route-select select{width:100%;display:block;margin-top:7px;background:#f4fafb;border:1px solid var(--line);color:var(--ink);padding:11px;font:11px var(--mono);min-height:44px}.edge-payload{margin:22px 0;border-top:1px solid var(--line);padding-top:15px}.edge-payload>span{font:8px var(--mono);color:#4f828d}.edge-payload pre{font-size:10px;line-height:1.8;margin-top:10px;min-height:110px}.edge-inspector>.id-button{width:100%}.edge-download{display:block;background:none;border:0;color:var(--accent);font:10px var(--mono);padding:13px 0;min-height:44px}.edge-inspector .id-status{font-size:9px}.edge-principles{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;margin-top:75px;padding-block:40px 70px;gap:35px;border-bottom:1px solid var(--line)}.edge-principles h2{font-size:30px;line-height:1.2;margin-top:22px}.edge-principle{border-top:3px solid var(--accent);padding-top:15px}.edge-principle>span{font:9px var(--mono);color:var(--accent)}.edge-principle h3{font-size:23px;margin-block:17px 13px}.edge-principle p{font-size:12px;line-height:1.9}.edge-reading{padding-block:60px}.edge-reading>h2{font-size:37px;margin-bottom:35px}.id-guide-list{gap:0}.id-guide{padding:25px;border:1px solid var(--line);margin-left:-1px}.id-guide h3{font-size:21px}.id-footer{border-top:5px solid var(--ink)}
@media(max-width:1050px){.edge-sheet{display:none}.edge-plane-grid{grid-template-columns:1.5fr 1fr}.edge-node{width:125px}.node-4{left:61%}.edge-principles{gap:22px}}
@media(max-width:800px){.edge-top{min-height:74px}.edge-hero{padding-top:25px}.edge-hero h1{font-size:49px;letter-spacing:-2.8px;margin-block:20px 24px}.edge-hero-index .id-kicker{font-size:8px;letter-spacing:1px}.edge-lede{flex-direction:column;align-items:flex-start;gap:22px}.edge-lede p{font-size:14px}.edge-plane-grid{grid-template-columns:1fr}.edge-plane{box-shadow:6px 6px 0 #e7f2f4}.edge-plane-title{padding:12px;font-size:7px;letter-spacing:.5px}.edge-plane-title .id-sample{font-size:8px}.edge-map{height:430px}.edge-node{width:125px;min-height:94px}.node-1{left:7%;top:15%}.node-2{left:56%;top:15%}.node-3{left:7%;top:55%}.node-4{left:56%;top:55%}.edge-wires{opacity:.5}.edge-inspector{border-left:0;border-top:1px solid var(--line);padding:25px}.edge-inspector>p{min-height:0}.edge-payload pre{min-height:100px}.map-legend{font-size:8px;left:12px}.edge-principles{grid-template-columns:1fr;gap:30px;margin-top:50px;padding-block:20px 40px}.edge-principles h2{font-size:33px}.edge-principle{padding:15px 0 0}.edge-principle p{font-size:13px}.edge-reading{padding-block:40px}.edge-reading>h2{font-size:31px}.id-guide{margin:0 0 -1px}}
.identity-doc{display:grid;grid-template-columns:220px minmax(0,760px);gap:65px;padding:15px 0 70px}.identity-doc-nav{display:flex;flex-direction:column;gap:8px;font-size:12px;border-top:2px solid var(--accent);padding-top:20px;align-self:start}.identity-doc-nav>a{min-height:40px;display:flex;align-items:center}.identity-doc article{min-width:0}.identity-doc article>h2{font-size:30px;margin-bottom:20px}.identity-doc article>p{font-size:15px;line-height:1.9}.identity-doc-steps{list-style:none;margin:0 0 30px;padding:0}.identity-doc-steps>li{display:flex;gap:25px;border-top:1px solid var(--line);padding-block:23px}.identity-doc-steps h3{font:17px var(--mono);color:var(--accent)}.identity-doc-steps p{font-size:15px;line-height:1.85}.identity-doc-resources{border-top:1px solid var(--line);margin-top:40px;padding-top:25px}.identity-doc-resources h2{font-size:26px;margin-bottom:15px}.identity-doc-resources>a{display:block;font-size:13px;padding-block:13px;color:var(--accent)}@media(max-width:800px){.identity-doc{grid-template-columns:1fr;gap:35px;padding-bottom:45px}.identity-doc-nav{display:grid;grid-template-columns:1fr 1fr;gap:8px 18px}.identity-doc-nav>a{min-height:44px;font-size:11px}.identity-doc article>p,.identity-doc-steps p{font-size:13px}.identity-doc article>h2{font-size:26px}}