/* Puzzle: same system as sakssolutions.org: graphite surfaces, one cyan signal, mono for data. */
:root{
  --bg:#080b10; --bg2:#0c1118; --panel:#0f151d; --panel2:#141c26;
  --line:#1c2632; --line2:#2a3a4c;
  --text:#e8eef5; --muted:#8a99ab; --dim:#5d6c7e;
  --accent:#45d4ff; --accent-ink:#031017; --accent-soft:rgba(69,212,255,.10); --accent-line:rgba(69,212,255,.35);
  --rev:#9b8cff; --ok:#3ddc97; --err:#ff6b6b; --warn:#ffc35c;
  --display:"Sora",system-ui,"Segoe UI",sans-serif;
  --body:"Hanken Grotesk",system-ui,"Segoe UI",sans-serif;
  --mono:"JetBrains Mono",ui-monospace,"SF Mono",Consolas,monospace;
  --r:12px; --r-sm:8px;
  color-scheme:dark;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.55 var(--body);-webkit-font-smoothing:antialiased;min-height:100vh;display:flex;flex-direction:column}
main{flex:1;padding-bottom:48px}
a{color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
.wrap{max-width:1120px;width:100%;margin:0 auto;padding:0 16px}
h1,h2{font-family:var(--display);font-weight:600;letter-spacing:-.025em;line-height:1.1;margin:0}
h1{font-size:clamp(28px,4vw,40px)}
h2{font-size:18px}
.mono{font-family:var(--mono)}
.muted{color:var(--muted)}
.small{font-size:13px}
.label{font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin:0 0 8px}
.error{color:var(--err);min-height:1.4em;margin:0}

nav{position:sticky;top:0;z-index:10;background:rgba(8,11,16,.85);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
nav .wrap{display:flex;align-items:center;justify-content:space-between;height:60px;gap:12px}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--display);font-weight:600;font-size:17px;text-decoration:none}
.brand i{display:grid;place-items:center;width:28px;height:28px;border:1px solid var(--accent-line);border-radius:7px;background:var(--accent-soft);color:var(--accent);font:600 15px var(--display);font-style:normal}
.navlinks{display:flex;align-items:center;gap:16px;font-size:14px;color:var(--muted)}
.tab{color:var(--text);border-bottom:2px solid var(--accent);padding:18px 0 16px}
.who{max-width:180px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font:600 15px var(--body);background:var(--accent);color:var(--accent-ink);border:1px solid var(--accent);border-radius:var(--r-sm);padding:10px 18px;cursor:pointer;white-space:nowrap}
.btn:hover{background:#7fe3ff;border-color:#7fe3ff}
.btn.ghost{background:transparent;color:var(--text);border-color:var(--line2)}
.btn.ghost:hover{border-color:var(--accent-line);background:var(--accent-soft)}
.btn.small{padding:6px 12px;font-size:13px}
.btn.danger{background:transparent;color:var(--err);border-color:rgba(255,107,107,.4)}
.btn:disabled{opacity:.5;cursor:default}

input,select{font:15px var(--body);color:var(--text);background:var(--bg2);border:1px solid var(--line2);border-radius:var(--r-sm);padding:10px 12px;min-width:0;width:100%}
input:focus,select:focus{border-color:var(--accent-line);outline:none;box-shadow:0 0 0 3px var(--accent-soft)}
label{display:flex;flex-direction:column;gap:6px;font-size:13px;color:var(--muted);flex:1}

.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:20px;margin-top:16px}
.card-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:14px}
details.card summary{cursor:pointer;list-style:none}
details.card summary::-webkit-details-marker{display:none}
details.card summary h2{display:inline}
details.card summary::before{content:"+ ";color:var(--accent);font-family:var(--mono)}
details[open].card summary::before{content:"− "}
details.card form{margin-top:14px}
.form{display:flex;flex-direction:column;gap:14px}
.row{display:flex;gap:12px;align-items:flex-end;flex-wrap:wrap}
.row > input,.row > select{flex:1;min-width:180px}

.auth{max-width:420px;margin:56px auto 0}
.auth h1{margin-bottom:6px}

.head{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;flex-wrap:wrap;margin-top:32px}
.head-actions{display:flex;gap:10px;flex-wrap:wrap}
.head-actions select{width:auto;min-width:200px}
#subtitle{margin:8px 0 0;font-size:13px;word-break:break-all}

.banner{margin-top:16px;border:1px solid rgba(61,220,151,.5);background:rgba(61,220,151,.08);border-radius:var(--r);padding:16px 20px}
.banner b{color:var(--ok)}

.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:20px}
.stat{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:16px;display:flex;flex-direction:column;gap:4px;min-width:0}
.stat .label{margin:0}
.stat b{font-size:22px;font-weight:500;overflow-wrap:anywhere}
.stat small{color:var(--dim);font-size:12px;overflow-wrap:anywhere}

.prefixes{display:grid;gap:14px}
.prefix{display:grid;grid-template-columns:44px 1fr;gap:12px;align-items:center}
.prefix .tag{font:500 18px var(--mono);color:var(--accent);text-align:center;border:1px solid var(--accent-line);border-radius:var(--r-sm);padding:6px 0}
.bar{position:relative;height:10px;background:var(--bg2);border:1px solid var(--line);border-radius:999px;overflow:hidden}
.bar .fwd,.bar .rev{position:absolute;top:0;bottom:0}
.bar .fwd{left:0;background:var(--accent)}
.bar .rev{right:0;background:var(--rev)}
.prefix-meta{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font:12px var(--mono);color:var(--muted);margin-top:6px}
.prefix-meta .f{color:var(--accent)}
.prefix-meta .r{color:var(--rev)}

.grid2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.grid2 .card{margin-top:16px}
.table-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:14px}
th{text-align:left;font:500 11px var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--dim);padding:0 10px 8px 0;border-bottom:1px solid var(--line)}
td{padding:9px 10px 9px 0;border-bottom:1px solid var(--line);vertical-align:top}
td.mono{font-size:12px;word-break:break-all}
tr:last-child td{border-bottom:0}
.empty-row td{color:var(--dim)}
.dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--dim);margin-right:8px}
.dot.on{background:var(--ok)}

.events{list-style:none;margin:0;padding:0;max-height:340px;overflow:auto;font-size:13px}
.events li{display:grid;grid-template-columns:150px 110px 1fr;gap:10px;padding:7px 0;border-bottom:1px solid var(--line)}
.events time{color:var(--dim);font-family:var(--mono);font-size:12px}
.events .kind{font-family:var(--mono);font-size:12px;color:var(--accent)}
.events .kind.found{color:var(--ok)}
.events .kind.failed,.events .kind.leases_expired{color:var(--warn)}
.events span:last-child{color:var(--muted);overflow-wrap:anywhere}

.token-new{margin:14px 0;padding:14px;border:1px solid var(--accent-line);background:var(--accent-soft);border-radius:var(--r-sm);display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.token-new p{margin:0;width:100%;font-size:13px}
.token-new code{flex:1;min-width:0;overflow-wrap:anywhere;font-size:13px}

footer{border-top:1px solid var(--line);color:var(--dim);font-size:13px}
footer .wrap{display:flex;justify-content:space-between;gap:12px;padding-top:20px;padding-bottom:20px}
footer a{text-decoration:none}

@media (max-width:860px){
  .stats{grid-template-columns:1fr 1fr}
  .grid2{grid-template-columns:1fr}
  .events li{grid-template-columns:1fr;gap:2px}
}
@media (max-width:480px){
  .stats{grid-template-columns:1fr}
  .who{display:none}
  .head-actions,.head-actions select{width:100%}
}