:root {
  --bg: #0f1419;
  --bg2: #1a222c;
  --bg3: #243040;
  --line: #2c3a4a;
  --text: #e7eef7;
  --muted: #8fa3b8;
  --ok: #3ecf8e;
  --warn: #f0b429;
  --crit: #f07178;
  --accent: #5b9fd4;
  --accent2: #7c6af0;
  --card-radius: 12px;
  --font: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.45;
  min-height: 100%;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.layout { display: grid; grid-template-columns: 220px 1fr; min-height: 100vh; }
.side {
  background: var(--bg2);
  border-right: 1px solid var(--line);
  padding: 20px 14px;
  position: sticky; top: 0; height: 100vh;
  display: flex; flex-direction: column; gap: 8px;
}
.brand {
  font-weight: 700; font-size: 15px; letter-spacing: .02em;
  padding: 4px 10px 16px; border-bottom: 1px solid var(--line); margin-bottom: 8px;
}
.brand span { color: var(--muted); font-weight: 500; display: block; font-size: 12px; margin-top: 2px; }
.nav a {
  display: block; padding: 9px 12px; border-radius: 8px; color: var(--text);
  text-decoration: none;
}
.nav a:hover, .nav a.active { background: var(--bg3); text-decoration: none; }
.nav a.active { color: #fff; box-shadow: inset 3px 0 0 var(--accent); }
.side-foot { margin-top: auto; padding: 12px 10px; border-top: 1px solid var(--line); color: var(--muted); font-size: 12px; }
.side-foot .who { color: var(--text); margin-bottom: 6px; word-break: break-all; }

.main { padding: 22px 28px 48px; max-width: 1280px; }
.page-title { display: flex; align-items: baseline; gap: 12px; margin: 0 0 18px; flex-wrap: wrap; }
.page-title h1 { margin: 0; font-size: 22px; font-weight: 650; }
.page-title .sub { color: var(--muted); font-size: 13px; }

.grid { display: grid; gap: 14px; }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 1100px) {
  .layout { grid-template-columns: 1fr; }
  .side { position: relative; height: auto; }
  .grid-4, .grid-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 700px) {
  .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .main { padding: 16px; }
}

.card {
  background: var(--bg2);
  border: 1px solid var(--line);
  border-radius: var(--card-radius);
  padding: 14px 16px;
}
.card h2, .card h3 {
  margin: 0 0 10px; font-size: 13px; font-weight: 600;
  color: var(--muted); text-transform: uppercase; letter-spacing: .04em;
}
.card .value { font-size: 26px; font-weight: 700; letter-spacing: -0.02em; }
.card .hint { color: var(--muted); font-size: 12px; margin-top: 4px; }

.badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 3px 10px; border-radius: 999px; font-size: 12px; font-weight: 600;
  border: 1px solid var(--line);
}
.badge.ok { background: rgba(62,207,142,.12); color: var(--ok); border-color: rgba(62,207,142,.35); }
.badge.warn { background: rgba(240,180,41,.12); color: var(--warn); border-color: rgba(240,180,41,.35); }
.badge.crit { background: rgba(240,113,120,.12); color: var(--crit); border-color: rgba(240,113,120,.35); }
.dot { width: 8px; height: 8px; border-radius: 50%; background: currentColor; }

.table-wrap { overflow: auto; }
table.data {
  width: 100%; border-collapse: collapse; font-size: 13px;
}
table.data th, table.data td {
  text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line);
  vertical-align: top;
}
table.data th { color: var(--muted); font-weight: 600; font-size: 11px; text-transform: uppercase; letter-spacing: .04em; }
table.data tr:hover td { background: rgba(255,255,255,.02); }
.mono { font-family: var(--mono); font-size: 12px; }
.right { text-align: right !important; }
.muted { color: var(--muted); }

.btn {
  appearance: none; border: 1px solid var(--line); background: var(--bg3);
  color: var(--text); border-radius: 8px; padding: 8px 14px; cursor: pointer;
  font: inherit; font-weight: 600;
}
.btn:hover { border-color: var(--accent); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #0b1520; }
.btn.danger { background: rgba(240,113,120,.15); border-color: rgba(240,113,120,.4); color: var(--crit); }
.btn.sm { padding: 4px 10px; font-size: 12px; }

.form-row { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 10px; align-items: end; }
.form-row label { display: flex; flex-direction: column; gap: 4px; font-size: 12px; color: var(--muted); }
.form-row input, .form-row select, .form-row textarea {
  background: var(--bg); border: 1px solid var(--line); color: var(--text);
  border-radius: 8px; padding: 8px 10px; font: inherit; min-width: 140px;
}
.form-row textarea { min-width: 220px; min-height: 60px; }

.finding {
  display: grid; grid-template-columns: auto 1fr; gap: 10px 14px;
  padding: 10px 0; border-bottom: 1px solid var(--line);
}
.finding:last-child { border-bottom: 0; }
.finding .title { font-weight: 600; }
.finding .detail { color: var(--muted); font-size: 12.5px; }
.finding .rec { color: var(--accent); font-size: 12.5px; margin-top: 2px; }

.bar {
  height: 8px; background: var(--bg); border-radius: 99px; overflow: hidden; margin-top: 8px;
}
.bar > i { display: block; height: 100%; background: var(--accent); border-radius: 99px; }
.bar > i.warn { background: var(--warn); }
.bar > i.crit { background: var(--crit); }

.login-wrap {
  min-height: 100vh; display: grid; place-items: center; padding: 24px;
  background: radial-gradient(1200px 600px at 20% -10%, #1d2a44, transparent), var(--bg);
}
.login-card {
  width: min(420px, 100%); background: var(--bg2); border: 1px solid var(--line);
  border-radius: 16px; padding: 28px 26px;
}
.login-card h1 { margin: 0 0 6px; font-size: 22px; }
.login-card p { color: var(--muted); margin: 0 0 20px; }
.spark { display: flex; gap: 4px; align-items: flex-end; height: 48px; margin-top: 8px; }
.spark span {
  flex: 1; background: linear-gradient(180deg, var(--accent), var(--accent2));
  border-radius: 3px 3px 0 0; opacity: .85; min-height: 2px;
}
.note {
  background: rgba(91,159,212,.08); border: 1px solid rgba(91,159,212,.25);
  border-radius: 10px; padding: 10px 12px; color: var(--muted); font-size: 12.5px; margin: 12px 0;
}
.errbox {
  background: rgba(240,113,120,.1); border: 1px solid rgba(240,113,120,.35);
  border-radius: 10px; padding: 14px; color: var(--crit);
}
.loading { color: var(--muted); padding: 20px 0; }
.tabs { display: flex; gap: 6px; margin-bottom: 14px; flex-wrap: wrap; }
.tabs button {
  background: transparent; border: 1px solid var(--line); color: var(--muted);
  border-radius: 999px; padding: 6px 12px; cursor: pointer; font: inherit;
}
.tabs button.active { color: var(--text); border-color: var(--accent); background: rgba(91,159,212,.12); }