:root{
  --bg:#0b1020;
  --panel:#0f1630;
  --panel2:#0c132a;
  --txt:#e9eefc;
  --muted:#a7b0cc;
  --line:#22305f;
  --btn:#2b4cff;
  --btn2:#19244a;
  --shadow: 0 12px 30px rgba(0,0,0,.35);
  --radius: 14px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --sans: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:var(--sans);
  background: radial-gradient(1200px 700px at 20% -10%, rgba(43,76,255,.35), transparent 60%),
              radial-gradient(900px 500px at 90% 0%, rgba(70,255,196,.12), transparent 55%),
              var(--bg);
  color:var(--txt);
}

a{color:inherit; text-decoration:none}
.wrap{max-width:1100px; margin:0 auto; padding:22px}
.topbar{
  position:sticky; top:0;
  background: rgba(11,16,32,.7);
  backdrop-filter: blur(10px);
  border-bottom:1px solid var(--line);
  z-index:10;
}
.topbar .wrap{display:flex; align-items:center; justify-content:space-between; gap:16px}
.brand-title{font-weight:700; letter-spacing:.2px}
.brand-sub{color:var(--muted); font-size:13px; margin-top:2px}
.nav{display:flex; gap:12px}
.nav a{
  color:var(--muted);
  padding:8px 10px;
  border-radius:10px;
  border:1px solid transparent;
}
.nav a:hover{border-color:var(--line); color:var(--txt); background:rgba(15,22,48,.55)}

.hero{padding:14px 0 4px}
h1{margin:10px 0 6px; font-size:28px}
h2{margin:0; font-size:18px}
p{line-height:1.5}
.muted{color:var(--muted)}
.mono{font-family:var(--mono)}
.crumb{color:var(--muted); font-size:13px; margin-top:6px}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--txt)}

.section{margin-top:18px; background:rgba(15,22,48,.55); border:1px solid var(--line); border-radius:var(--radius); box-shadow:var(--shadow); overflow:hidden}
.section-head{display:flex; justify-content:space-between; align-items:baseline; padding:16px 16px 10px; border-bottom:1px solid rgba(34,48,95,.55)}

.grid{display:grid; grid-template-columns:repeat(3, minmax(0,1fr)); gap:12px; margin:14px 0 18px}
@media (max-width: 900px){ .grid{grid-template-columns:1fr} }

.card{
  background:linear-gradient(180deg, rgba(12,19,42,.75), rgba(12,19,42,.45));
  border:1px solid rgba(34,48,95,.65);
  border-radius:var(--radius);
  padding:14px;
}
.card-k{color:var(--muted); font-size:13px}
.card-v{margin-top:6px; font-weight:650; word-break:break-word}
.meta{color:var(--muted); font-size:12px; margin-top:6px}
.actions{display:flex; gap:8px; margin-top:10px; flex-wrap:wrap}

.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding:8px 10px;
  border-radius:10px;
  background:var(--btn);
  color:white;
  font-size:13px;
  border:1px solid rgba(255,255,255,.08);
}
.btn.secondary{background:var(--btn2); color:var(--txt); border-color:rgba(34,48,95,.9)}
.btn:hover{filter:brightness(1.07)}

.chain-grid{
  display:grid;
  grid-template-columns:repeat(3, minmax(0,1fr));
  gap:12px;
  padding:16px;
}
@media (max-width: 900px){ .chain-grid{grid-template-columns:1fr} }

.chaincard{
  display:block;
  background:linear-gradient(180deg, rgba(12,19,42,.75), rgba(12,19,42,.35));
  border:1px solid rgba(34,48,95,.65);
  border-radius:var(--radius);
  padding:14px;
}
.chaincard:hover{border-color:rgba(43,76,255,.7)}
.chain-title{font-weight:750; letter-spacing:.2px}
.chain-latest{margin-top:8px; color:var(--muted); font-size:13px; word-break:break-word}

.tbl{
  width:100%;
  border-collapse:collapse;
  font-size:14px;
}
.tbl th, .tbl td{
  padding:12px 16px;
  border-bottom:1px solid rgba(34,48,95,.45);
  text-align:left;
  vertical-align:top;
}
.tbl th{
  color:var(--muted);
  font-weight:600;
  user-select:none;
  cursor:pointer;
}
.tbl tbody tr:hover{background:rgba(34,48,95,.18)}
.footer{color:var(--muted); font-size:12px; padding-top:18px; padding-bottom:26px}