:root {
  --bg: #0e1116;
  --panel: #161b22;
  --border: #2a313c;
  --text: #e6edf3;
  --muted: #8b949e;
  --accent: #58a6ff;
  --success: #3fb950;
  --warn: #d29922;
  --danger: #f85149;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

.hidden { display: none !important; }

.view { min-height: 100vh; }

#login-view {
  display: flex;
  align-items: center;
  justify-content: center;
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 24px;
}

#login-form {
  width: 320px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

#login-form h1 { margin: 0 0 12px; font-size: 18px; font-weight: 600; }

label { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: var(--muted); }

input {
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 6px;
  padding: 8px 10px;
  font-size: 14px;
}

input:focus { outline: 1px solid var(--accent); border-color: var(--accent); }

button {
  background: var(--accent);
  color: #0b0d11;
  border: 0;
  padding: 8px 12px;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 600;
}

button:hover { filter: brightness(1.1); }

.error { color: var(--danger); font-size: 13px; margin: 4px 0 0; min-height: 18px; }

.topbar {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 24px;
  border-bottom: 1px solid var(--border);
}

.brand { font-weight: 600; }

.tabs { display: flex; gap: 4px; margin-left: 16px; }

.tab-btn {
  background: transparent;
  color: var(--muted);
  border-radius: 6px;
  padding: 6px 12px;
  font-weight: 500;
}

.tab-btn.active { background: var(--panel); color: var(--text); border: 1px solid var(--border); }

.status { margin-left: auto; display: flex; gap: 12px; align-items: center; }

.pill {
  padding: 3px 8px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  border: 1px solid var(--border);
}

.pill-ok { background: rgba(63, 185, 80, 0.15); color: var(--success); border-color: var(--success); }
.pill-warn { background: rgba(210, 153, 34, 0.15); color: var(--warn); border-color: var(--warn); }
.pill-err { background: rgba(248, 81, 73, 0.15); color: var(--danger); border-color: var(--danger); }

.link {
  background: transparent;
  color: var(--muted);
  padding: 6px 8px;
  text-decoration: none;
  font: inherit;
  cursor: pointer;
  border: 0;
}
.link:hover { color: var(--text); }

main { padding: 24px; }

.meta { display: flex; gap: 16px; color: var(--muted); font-size: 13px; margin-bottom: 16px; align-items: center; }

.users-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.users-table th, .users-table td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.users-table th { background: #1c232d; font-size: 12px; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; }

.users-table th.sortable { cursor: pointer; user-select: none; }
.users-table th.sortable:hover { background: #232a36; color: var(--text); }
.users-table th.active-sort { color: var(--accent); }
.users-table th .th-indicator { font-size: 11px; opacity: 0.85; }

.users-table tr:last-child td { border-bottom: 0; }

.users-table tr.users-total td { background: #1c232d; font-weight: 600; }
.users-table tr.users-total td:first-child { color: var(--muted); text-transform: uppercase; font-size: 12px; letter-spacing: 0.05em; }
.users-table tr.users-total td.num { color: var(--text); }

.users-table td.num { font-variant-numeric: tabular-nums; color: var(--accent); }

.metrics .grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
  margin-top: 12px;
}

.metrics .grid > div {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.metrics .k { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: 0.05em; }

.metrics code {
  font-variant-numeric: tabular-nums;
  font-size: 14px;
  overflow-wrap: anywhere;
  word-break: break-word;
  white-space: pre-wrap;
  max-width: 100%;
}

.log {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 12px;
  font-size: 12px;
  max-height: 240px;
  overflow-y: auto;
  margin-top: 16px;
  white-space: pre-wrap;
}