:root {
  --bg: #0f1419;
  --panel: #1a2332;
  --border: #2d3a4d;
  --text: #e8eef7;
  --muted: #8b9cb3;
  --accent: #38bdf8;
  --positive: #22c55e;
  --negative: #ef4444;
  --warning: #f59e0b;
  --font: "Segoe UI", system-ui, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
}

a { color: var(--accent); text-decoration: none; }

.top-bar {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 1rem 1.5rem;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

.brand { display: flex; align-items: center; gap: 0.75rem; }
.brand h1 { margin: 0; font-size: 1.25rem; letter-spacing: 0.02em; }

.badge {
  font-size: 0.75rem;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  font-weight: 600;
}
.badge-ok { background: rgba(34, 197, 94, 0.2); color: var(--positive); }
.badge-stale { background: rgba(239, 68, 68, 0.2); color: var(--negative); }
.badge-unknown { background: rgba(100, 116, 139, 0.3); color: var(--muted); }
.badge-paper { background: rgba(56, 189, 248, 0.2); color: var(--accent); }

.header-metrics {
  display: flex;
  gap: 1.5rem;
  flex: 1;
  flex-wrap: wrap;
}

.metric .label {
  display: block;
  font-size: 0.7rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.metric .value { font-size: 1.05rem; font-weight: 600; }
.positive { color: var(--positive); }
.negative { color: var(--negative); }
.muted { color: var(--muted); font-size: 0.9rem; }

.logout-link { margin-left: auto; font-size: 0.9rem; }

.dashboard-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  padding: 1rem;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem 1.1rem;
}

.panel-wide { grid-column: 1 / -1; }

.panel h2 {
  margin: 0 0 0.75rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.status-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 0.75rem;
}

.status-item {
  background: rgba(0,0,0,0.2);
  border-radius: 6px;
  padding: 0.6rem 0.75rem;
}
.status-item .label { font-size: 0.7rem; color: var(--muted); text-transform: uppercase; }
.status-item .value { font-size: 1.05rem; font-weight: 600; margin-top: 0.2rem; }

.table-wrap { overflow-x: auto; }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}

th, td {
  text-align: left;
  padding: 0.45rem 0.55rem;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

th { color: var(--muted); font-weight: 600; font-size: 0.75rem; text-transform: uppercase; }

tr:hover td { background: rgba(255,255,255,0.02); }

.tag {
  display: inline-block;
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
}
.tag-skip { background: rgba(100,116,139,0.25); color: var(--muted); }
.tag-pass { background: rgba(34,197,94,0.2); color: var(--positive); }
.tag-demo, .tag-live { background: rgba(56,189,248,0.2); color: var(--accent); }

.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(ellipse at top, #1a2a3a 0%, transparent 55%),
    var(--bg);
}

.login-card {
  width: min(360px, 92vw);
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.login-card h1 { margin: 0; font-size: 1.5rem; }
.login-card .subtitle { margin: 0 0 0.5rem; color: var(--muted); }

.login-card label { font-size: 0.8rem; color: var(--muted); }
.login-card input {
  background: #0f1419;
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 6px;
  padding: 0.55rem 0.7rem;
  font-size: 1rem;
}
.login-card button {
  margin-top: 0.5rem;
  background: var(--accent);
  color: #0b1220;
  border: none;
  border-radius: 6px;
  padding: 0.65rem;
  font-weight: 700;
  cursor: pointer;
}
.flash { padding: 0.5rem 0.65rem; border-radius: 6px; font-size: 0.9rem; }
.flash-error { background: rgba(239,68,68,0.15); color: var(--negative); }

@media (max-width: 900px) {
  .dashboard-grid { grid-template-columns: 1fr; }
  .panel-wide { grid-column: auto; }
}