:root {
  --bg: #0a0b0d;
  --panel: #131519;
  --panel-2: #1a1d23;
  --border: #262a31;
  --text: #e7e9ee;
  --muted: #8b91a0;
  --accent: #4f8cff;
  --ok: #2fbf71;
  --bad: #ff5d5d;
  --warn: #f5a623;
  --run: #4f8cff;
  --radius: 14px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font: 14px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Inter, sans-serif;
  -webkit-font-smoothing: antialiased;
}
.hidden { display: none !important; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.good { color: var(--ok); }
.bad { color: var(--bad); }
.err { color: var(--bad); }

/* login */
.login { min-height: 100vh; display: flex; align-items: center; justify-content: center; }
.login-card {
  background: var(--panel); border: 1px solid var(--border); border-radius: 20px;
  padding: 40px; width: 360px; text-align: center;
}
.login-card .logo { font-size: 34px; color: var(--accent); }
.login-card h1 { margin: 12px 0 4px; font-size: 26px; letter-spacing: -0.02em; }
.login-card .btn { margin: 22px 0 14px; width: 100%; }

/* topbar */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 22px; border-bottom: 1px solid var(--border);
  position: sticky; top: 0; background: rgba(10,11,13,0.85); backdrop-filter: blur(8px); z-index: 10;
}
.brand { font-weight: 700; letter-spacing: -0.01em; }
.logo-sm { color: var(--accent); }
.top-right { display: flex; align-items: center; gap: 10px; }

main { max-width: 1180px; margin: 0 auto; padding: 22px; }
section { margin-bottom: 26px; }
.section-head { display: flex; align-items: baseline; justify-content: space-between; margin: 0 2px 12px; }
.section-head h2, .card-head h2 { font-size: 15px; margin: 0; font-weight: 650; }
h2 { letter-spacing: -0.01em; }

/* grid */
.grid { display: grid; gap: 14px; }
.summary { grid-template-columns: repeat(4, 1fr); }
.two { grid-template-columns: 1fr 1fr; }
.cards { grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); }
@media (max-width: 820px) { .summary, .two { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .summary, .two { grid-template-columns: 1fr; } }

/* card */
.card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 16px;
}
.card-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.stat .stat-label { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; }
.stat .stat-val { font-size: 22px; font-weight: 700; margin: 4px 0 2px; letter-spacing: -0.01em; }

/* db cards */
.db { border-left: 3px solid var(--border); }
.db.ok { border-left-color: var(--ok); }
.db.bad { border-left-color: var(--bad); }
.db-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 10px; }
.db-name { font-size: 13px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.db-meta { display: grid; grid-template-columns: 1fr 1fr; gap: 4px 12px; font-size: 12px; }
.db-meta .muted { display: inline-block; width: 52px; }

/* pills */
.pill { font-size: 11px; font-weight: 700; padding: 3px 9px; border-radius: 999px; white-space: nowrap; }
.pill-ok { background: rgba(47,191,113,0.14); color: var(--ok); }
.pill-bad { background: rgba(255,93,93,0.14); color: var(--bad); }
.pill-run { background: rgba(79,140,255,0.16); color: var(--run); }
.pill-muted { background: var(--panel-2); color: var(--muted); }

/* controls */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  border: 1px solid var(--border); background: var(--panel-2); color: var(--text);
  padding: 9px 16px; border-radius: 999px; font-size: 13px; font-weight: 600;
  cursor: pointer; text-decoration: none; transition: all 0.15s;
}
.btn:hover { border-color: #363c47; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn-primary:hover { filter: brightness(1.08); }
.btn-ghost { background: transparent; }
.btn.small { padding: 5px 12px; font-size: 12px; }
.btn svg { display: block; }
.icon-btn {
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; padding: 0;
  border: 1px solid var(--border); background: var(--panel-2); color: var(--muted);
  border-radius: 999px; cursor: pointer; transition: all 0.15s;
}
.icon-btn:hover { border-color: #363c47; color: var(--text); }
.icon-btn svg { display: block; }
.row { display: flex; gap: 10px; align-items: center; margin-bottom: 10px; flex-wrap: wrap; }
.input {
  background: var(--bg); border: 1px solid var(--border); color: var(--text);
  padding: 9px 12px; border-radius: 10px; font-size: 13px; flex: 1; min-width: 160px;
}
.input:focus { outline: none; border-color: var(--accent); }
.switch { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; color: var(--muted); }

/* tables */
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 9px 14px; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 600; font-size: 11px; text-transform: uppercase; letter-spacing: 0.04em; }
tr:last-child td { border-bottom: none; }
tbody tr:hover { background: var(--panel); }

/* storage bars */
.bar-row { display: flex; align-items: baseline; justify-content: space-between; font-size: 12px; margin-bottom: 3px; }
.bar { height: 8px; background: var(--panel-2); border-radius: 999px; overflow: hidden; margin-bottom: 14px; }
.bar:last-child { margin-bottom: 0; }
.bar-fill { height: 100%; width: 0; border-radius: 999px; background: var(--ok); transition: width 0.4s ease; }

/* log */
.log {
  background: #070809; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 14px; font-family: ui-monospace, Menlo, monospace; font-size: 12px;
  color: #b9c0cc; max-height: 360px; overflow: auto; white-space: pre-wrap; word-break: break-word; margin: 0;
}

footer { max-width: 1180px; margin: 0 auto; padding: 18px 22px 40px; border-top: 1px solid var(--border); }