:root {
  --bg: #0f1420;
  --panel: #171e2e;
  --panel-2: #1e2740;
  --border: #29344f;
  --text: #e7ecf5;
  --muted: #93a1bd;
  --accent: #5b8cff;
  --good: #38c172;
  --warn: #f6c343;
  --bad: #ef5b70;
  --radius: 12px;
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 15px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
header.topbar {
  display: flex; align-items: center; gap: 16px;
  padding: 14px 24px; background: var(--panel); border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 10;
}
.brand { font-weight: 700; font-size: 18px; letter-spacing: .3px; }
.brand span { color: var(--accent); }
.topbar nav { display: flex; gap: 18px; margin-left: 12px; }
.topbar .spacer { flex: 1; }
.badge { font-size: 12px; color: var(--muted); border: 1px solid var(--border);
  padding: 3px 8px; border-radius: 20px; }
main { max-width: 1180px; margin: 0 auto; padding: 24px; }
h1 { font-size: 22px; margin: 0 0 4px; }
h2 { font-size: 17px; margin: 26px 0 12px; }
.sub { color: var(--muted); margin: 0 0 20px; }
.grid { display: grid; gap: 16px; }
.cards { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
.card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 16px;
}
.card h3 { margin: 0 0 6px; font-size: 15px; }
.card .domain { color: var(--muted); font-size: 13px; word-break: break-all; }
.metric-row { display: flex; gap: 18px; margin-top: 12px; flex-wrap: wrap; }
.metric { }
.metric .val { font-size: 22px; font-weight: 700; }
.metric .lbl { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .5px; }
.score { display: inline-flex; align-items: center; justify-content: center;
  width: 52px; height: 52px; border-radius: 50%; font-weight: 700; font-size: 17px;
  border: 3px solid var(--border); }
.score.good { border-color: var(--good); color: var(--good); }
.score.mid  { border-color: var(--warn); color: var(--warn); }
.score.bad  { border-color: var(--bad); color: var(--bad); }
table { width: 100%; border-collapse: collapse; background: var(--panel);
  border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); font-size: 14px; }
th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .4px; }
tr:last-child td { border-bottom: none; }
.pill { font-size: 11px; padding: 2px 8px; border-radius: 12px; font-weight: 600; }
.pill.critical { background: rgba(239,91,112,.18); color: var(--bad); }
.pill.warning  { background: rgba(246,195,67,.18); color: var(--warn); }
.pill.notice   { background: rgba(91,140,255,.18); color: var(--accent); }
.delta.up { color: var(--good); } .delta.down { color: var(--bad); }
.tabs { display: flex; gap: 6px; margin: 18px 0; border-bottom: 1px solid var(--border); }
.tab { padding: 9px 14px; cursor: pointer; color: var(--muted); border-bottom: 2px solid transparent; }
.tab.active { color: var(--text); border-bottom-color: var(--accent); }
.tabpane { display: none; } .tabpane.active { display: block; }
button, .btn { background: var(--accent); color: #fff; border: none; padding: 9px 16px;
  border-radius: 8px; cursor: pointer; font-size: 14px; font-weight: 600; }
button.secondary { background: var(--panel-2); border: 1px solid var(--border); color: var(--text); }
button:hover { filter: brightness(1.08); }
input, select, textarea {
  background: var(--panel-2); border: 1px solid var(--border); color: var(--text);
  padding: 9px 11px; border-radius: 8px; font-size: 14px; width: 100%;
}
label { font-size: 12px; color: var(--muted); display: block; margin: 12px 0 4px; }
.row { display: flex; gap: 12px; flex-wrap: wrap; align-items: flex-end; }
.row > div { flex: 1; min-width: 160px; }
pre { background: #0b0f18; border: 1px solid var(--border); border-radius: 8px;
  padding: 14px; overflow-x: auto; font-size: 13px; color: #cfe3ff; }
.muted { color: var(--muted); }
.empty { color: var(--muted); padding: 30px; text-align: center; }
.bar { height: 8px; background: var(--panel-2); border-radius: 6px; overflow: hidden; }
.bar > span { display: block; height: 100%; background: var(--accent); }
.flex-between { display: flex; justify-content: space-between; align-items: center; }