:root {
  color-scheme: light dark;
  --canvas:#f5f7f2;--paper:#fff;--ink:#142822;--muted:#4c6057;--line:#dce5db;--brand:#256445;--soft:#eaf0e8;
  --card:#172f29;--card2:#1f4234;--bright:#d3ffa1;--card-text:#f5fbf1;--card-muted:#c3d9c9;
  font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  background:var(--canvas);color:var(--ink);font-synthesis:none;
}
@media(prefers-color-scheme:dark) {
  :root {--canvas:#12201b;--paper:#192b24;--ink:#ecf4ef;--muted:#b5c9bd;--line:#32473d;--brand:#a9deae;--soft:#22372e;}
}
*{box-sizing:border-box}
body{margin:0;min-height:100vh;display:flex;flex-direction:column}
main{flex:1}
a{color:inherit}
button{font:inherit}
[hidden]{display:none!important}
:focus-visible{outline:3px solid var(--brand);outline-offset:4px}
.ip-card :focus-visible,.hero-link:focus-visible{outline-color:#b7ee8e}
.wrap{width:min(1020px,calc(100% - 72px));margin-inline:auto}
.skip{position:absolute;top:8px;left:8px;padding:10px 14px;z-index:5;background:var(--paper);transform:translateY(-150%)}
.skip:focus{transform:none}
.site-header{border-bottom:1px solid var(--line)}
.bar,.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:16px}
.bar{min-height:72px}
.brand{display:inline-flex;align-items:center;gap:6px;white-space:nowrap;font-weight:780;letter-spacing:-.025em;text-decoration:none;font-size:20px}
.brand img{margin-right:4px}
.brand span{font-weight:550;color:var(--muted)}
.site-header nav,.footer-inner div{display:flex;align-items:center;gap:24px}
.site-header nav a,.footer-inner div a,.trust a,.credit a{display:inline-flex;align-items:center;gap:3px;text-decoration:none;font-size:14px;font-weight:650}
.site-header nav a,.footer-inner div a{color:var(--muted)}
.site-header a[aria-current],.site-header nav a:hover,.footer-inner div a:hover{color:var(--brand)}
.bar svg,.footer-inner svg,.trust svg,.credit svg{width:16px;height:16px;flex:none}
.crumb{display:flex;gap:9px;align-items:center;flex-wrap:wrap;color:var(--muted);font-size:13px;margin:30px 0 23px}
.crumb a{text-decoration:none}.crumb a:hover{text-decoration:underline}
.intro{margin:0 0 27px}
.eyebrow{display:flex;align-items:center;gap:8px;font-size:11px;letter-spacing:.13em;text-transform:uppercase;font-weight:760;color:var(--brand);margin:0 0 12px}
.eyebrow>span{width:7px;height:7px;border-radius:2px;background:currentColor;display:inline-block}
h1,h2,p{margin-top:0}
h1{margin-bottom:9px;font-size:clamp(36px,6vw,63px);line-height:1.035;letter-spacing:-.057em;font-weight:780}
.intro>p:last-child{font-size:clamp(15px,2vw,18px);color:var(--muted);margin:0;line-height:1.5}
.connection{background:var(--paper);border:1px solid var(--line);border-radius:24px;box-shadow:0 9px 28px #153e2710;overflow:hidden}
.ip-card{position:relative;isolation:isolate;overflow:hidden;background:linear-gradient(112deg,var(--card) 47%,var(--card2));color:var(--card-text);padding:30px 34px 29px}
.wave{position:absolute;inset:auto -18px 0 auto;width:min(39%,378px);height:auto;aspect-ratio:14/11;opacity:.58;color:#52856c;pointer-events:none;z-index:-1}
.reading{display:flex;align-items:center;justify-content:space-between;gap:8px;flex-wrap:wrap;margin-bottom:18px}
.connection-label{font-size:11px;color:var(--card-muted);text-transform:uppercase;font-weight:760;letter-spacing:.12em}
.status{display:inline-flex;align-items:center;gap:7px;border:1px solid #557867;border-radius:99px;padding:6px 9px;color:#d1e7d6;font-size:11px;font-weight:660;line-height:1.25;background:#244537}
.status i{width:6px;height:6px;border-radius:50%;background:#bef18c;flex:none}
.address{display:block;width:fit-content;max-width:100%;margin:0 0 23px;font:700 clamp(29px,6vw,64px)/1.06 ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:-.058em;overflow-wrap:anywhere;font-variant-numeric:tabular-nums;user-select:all}
.actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.actions button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 15px;border-radius:9px;font-size:14px;font-weight:740;cursor:pointer;transition:background .16s}
.actions button svg{width:17px;height:17px}
.copy{background:var(--bright);color:#172f29;border:1px solid transparent}
.copy:hover{background:#ebffd4}
.copy:disabled{opacity:.55;cursor:default}
.refresh{background:#254739;color:var(--card-text);border:1px solid #537369}
.refresh:hover,.refresh[aria-disabled=true]{background:#315646}
.feedback{height:0;font-size:12px;color:var(--card-muted);padding-top:4px}
.details{margin:0;display:grid;grid-template-columns:.83fr 1.16fr 1.16fr}
.detail{min-width:0;padding:21px 25px 22px}
.detail:not(:first-child){border-left:1px solid var(--line)}
.detail-title{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:12px;font-weight:690}
.detail-title svg{width:16px;height:16px;color:var(--brand)}
.detail dd{margin:7px 0 0;overflow-wrap:anywhere}
.detail dd>strong{font-size:17px;display:block;line-height:1.3}
.detail dd>span{font-size:12px;color:var(--muted);display:block;margin-top:4px;line-height:1.35}
[data-asn]:empty+.asn-separator{display:none}
.trust{display:flex;align-items:center;flex-wrap:wrap;gap:5px 7px;color:var(--muted);font-size:12px;margin:13px 0 0}
.trust a{font-size:12px;text-decoration:underline;text-underline-offset:2px}
.learn{display:grid;grid-template-columns:1fr .94fr;gap:34px;margin:47px 0 32px;align-items:center}
h2{font-size:clamp(25px,4vw,34px);line-height:1.12;letter-spacing:-.035em;margin-bottom:10px}
.learn p:not(.eyebrow),.prose p{color:var(--muted);line-height:1.65;margin-bottom:14px}
.text-link{display:inline-flex;align-items:center;gap:7px;color:var(--brand);font-weight:730;text-underline-offset:4px}
.text-link svg{width:16px;height:16px;flex:none}
.questions{display:grid;gap:8px}
details{border:1px solid var(--line);border-radius:10px;background:var(--paper);overflow:hidden}
summary{cursor:pointer;display:block;position:relative;padding:13px 35px 13px 15px;font-size:14px;font-weight:680}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";position:absolute;right:14px;top:10px;color:var(--brand);font-size:18px}
details[open] summary::after{content:"−"}
summary:focus-visible{outline-offset:-3px}
details p{padding:0 15px;margin:0 0 12px;font-size:14px}
.credit{display:flex;align-items:center;justify-content:space-between;gap:12px;border:1px solid var(--line);border-radius:13px;background:var(--soft);padding:15px 18px;margin:24px 0 36px}
.credit strong{display:block;font-size:14px}
.credit span{font-size:13px;color:var(--muted)}
.credit a{color:var(--brand);white-space:nowrap}
.site-footer{border-top:1px solid var(--line)}
.footer-inner{min-height:72px}
.brand.small{font-size:16px}.brand.small img{margin-right:1px}
.hub-intro{margin-top:66px}
.hero-link{display:flex;align-items:center;gap:18px;position:relative;isolation:isolate;overflow:hidden;background:linear-gradient(105deg,var(--card),var(--card2));color:var(--card-text);padding:29px;border-radius:20px;text-decoration:none;border:1px solid #41624e}
.hero-link .eyebrow{color:var(--bright)}
.hero-link .wave{opacity:.5}
.hero-link h2{margin-bottom:6px}
.hero-link p:last-child{margin:0;color:var(--card-muted);line-height:1.5}
.feature-icon,.link-arrow{display:grid;place-items:center;width:50px;height:50px;background:#2a503e;border:1px solid #5a7e68;color:var(--bright);border-radius:12px;flex:none}
.link-arrow{margin-left:auto;border-radius:50%;width:40px;height:40px}
.hero-link:hover .link-arrow{background:var(--bright);color:var(--card)}
.hub-learn{display:block;max-width:680px}
.prose{max-width:690px;margin-bottom:54px}
.prose h1{margin-bottom:19px}
.prose h2{margin-top:27px;font-size:26px}
.prose a{color:var(--brand)}
.prose code{background:var(--soft);padding:2px 4px;border-radius:3px}
.standalone{margin-top:52px}
@media(max-width:700px){
  .wrap{width:calc(100% - 36px)}
  .bar,.footer-inner{min-height:60px}
  .site-header nav,.footer-inner div{gap:14px}
  .site-header nav a,.footer-inner div a{font-size:13px}
  .brand{font-size:18px}.brand img{width:31px;height:31px}
  .crumb{margin:20px 0 21px}
  .intro{margin-bottom:19px}
  .ip-card{padding:20px 18px 24px}
  .reading{margin-bottom:16px}
  .address{margin-bottom:18px;font-size:clamp(24px,7.8vw,51px)}
  .wave{width:51%;inset:auto -28px -13px auto}
  .details{grid-template-columns:1fr 1fr}
  .detail{padding:13px}
  .detail:last-child{grid-column:1/-1;border-left:0;border-top:1px solid var(--line)}
  .detail dd>strong{font-size:15px}
  .learn{grid-template-columns:1fr;gap:18px;margin:30px 0 25px}
  .hub-intro{margin-top:44px}
  .hero-link{padding:18px;gap:12px}.feature-icon{width:38px;height:38px}.link-arrow{width:34px;height:34px}
}
@media(max-width:356px){
  .wrap{width:calc(100% - 24px)}
  .credit{align-items:flex-start;flex-direction:column}
  .footer-inner div{gap:9px}
}
@media(prefers-reduced-motion:reduce){*,*::after,*::before{transition:none!important}}