:root {
  --bg: #0e1116;
  --panel: #171b22;
  --panel-2: #1f242d;
  --border: #2a313c;
  --text: #e6edf3;
  --muted: #8b95a3;
  --accent: #4f8cff;
  --error: #ff5c5c;
  --warn: #ffb347;
  --ok: #6dd58c;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.hidden { display: none !important; }
.muted { color: var(--muted); }

/* Login */
.login-overlay {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at 50% 30%, #1a2030, #0e1116);
}
.login-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 32px;
  width: 340px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.login-card h1 { margin: 0; font-size: 20px; }
.login-card input {
  padding: 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text);
  font-size: 14px;
}
.login-card button {
  padding: 12px;
  border-radius: 8px;
  border: none;
  background: var(--accent);
  color: white;
  font-weight: 600;
  cursor: pointer;
}
.login-error { color: var(--error); font-size: 13px; min-height: 16px; margin: 0; }

/* Layout */
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  border-bottom: 1px solid var(--border);
  background: var(--panel);
  position: sticky;
  top: 0;
  z-index: 5;
}
.brand { font-weight: 700; font-size: 18px; }
.controls { display: flex; gap: 12px; align-items: center; }
.controls label { font-size: 13px; color: var(--muted); display: flex; gap: 6px; align-items: center; }

select, button {
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 12px;
  font-size: 13px;
  cursor: pointer;
}
button:hover { border-color: var(--accent); }
button.ghost { background: transparent; }

.overview {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  padding: 24px 24px 0;
}
.health-card {
  background: linear-gradient(135deg, var(--panel), #121823);
  border: 1px solid var(--border);
  border-radius: 14px;
  color: var(--text);
  padding: 18px;
  text-align: left;
  min-height: 178px;
}
.health-card:hover { border-color: var(--accent); }
.health-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
}
.health-title { font-size: 16px; font-weight: 700; margin-bottom: 4px; }
.health-pill {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 5px 10px;
  font-size: 12px;
  font-weight: 700;
  background: var(--panel-2);
}
.health-ok { color: var(--ok); border-color: rgba(109, 213, 140, 0.45); }
.health-degraded { color: var(--warn); border-color: rgba(255, 179, 71, 0.45); }
.health-down { color: var(--error); border-color: rgba(255, 92, 92, 0.45); }
.health-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin: 16px 0 8px;
}
.health-metrics span {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px;
}
.health-metrics b { display: block; font-size: 18px; }
.health-metrics small { color: var(--muted); font-size: 11px; text-transform: uppercase; }
.sparkline { width: 100%; height: 44px !important; max-height: 44px; }

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  padding: 24px;
}
.cards-6 {
  grid-template-columns: repeat(6, 1fr);
}

.tabs {
  display: flex;
  gap: 8px;
  padding: 16px 24px 0;
}
.tab {
  background: var(--panel-2);
  color: var(--muted);
  border: 1px solid var(--border);
  border-radius: 8px 8px 0 0;
  padding: 10px 16px;
  font-size: 13px;
  cursor: pointer;
}
.tab.active {
  color: var(--text);
  background: var(--panel);
  border-bottom-color: var(--panel);
}
.tab-panel { padding-bottom: 8px; }

.split-panels {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 16px;
  padding: 0 24px;
}
.split-panels .panel { margin: 0; }

.status-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.status-chip {
  padding: 6px 12px;
  border-radius: 8px;
  background: var(--panel-2);
  font-size: 13px;
  border: 1px solid var(--border);
}
.status-chip.cls-2xx, .status-chip.cls-ok { color: #6dd58c; }
.status-chip.cls-4xx, .status-chip.cls-err { color: var(--error); }
.status-chip.cls-5xx { color: #ff8787; }
.donut-wrap { height: 180px; margin-bottom: 12px; }

.charts-3 {
  grid-template-columns: repeat(3, 1fr);
}

tr.row-error td { color: var(--error); }
tr.row-slow td { color: var(--warn); }
tr.row-warn td { color: var(--warn); }
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
}
.card-label { color: var(--muted); font-size: 13px; }
.card-value { font-size: 32px; font-weight: 700; margin-top: 8px; }
.card.error .card-value { color: var(--error); }
.card.warn .card-value { color: var(--warn); }
.card-sparkline { width: 100%; height: 34px !important; max-height: 34px; margin-top: 8px; }

.charts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  padding: 0 24px;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  margin: 16px 24px;
}
.charts .panel { margin: 0; }
.panel h2 { margin: 0 0 16px; font-size: 15px; }
.panel-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.panel-head h2 { margin: 0; }

canvas { max-height: 280px; }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 600; }
td.msg { color: var(--error); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12px; }
.kind { padding: 2px 8px; border-radius: 6px; background: var(--panel-2); font-size: 11px; }
.status-badge {
  display: inline-block;
  min-width: 42px;
  padding: 3px 8px;
  border-radius: 999px;
  text-align: center;
  font-weight: 700;
  font-size: 12px;
  border: 1px solid var(--border);
  background: var(--panel-2);
}
.status-2xx { color: var(--ok); border-color: rgba(109, 213, 140, 0.35); }
.status-3xx, .status-none { color: var(--muted); }
.status-4xx { color: var(--warn); border-color: rgba(255, 179, 71, 0.35); }
.status-5xx { color: var(--error); border-color: rgba(255, 92, 92, 0.35); }
.error-meter {
  display: inline-block;
  min-width: 64px;
  padding: 3px 8px;
  border-radius: 6px;
  background: linear-gradient(90deg, rgba(255,92,92,0.28) var(--pct), var(--panel-2) var(--pct));
  border: 1px solid var(--border);
}

.logs {
  background: #0a0d12;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  height: 420px;
  overflow-y: auto;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 12px;
  line-height: 1.5;
  white-space: pre-wrap;
  word-break: break-word;
  margin: 0;
}
.log-line .log-ts { color: var(--muted); }
.log-line .log-container { color: var(--accent); }
.log-line.stderr .log-msg { color: var(--warn); }
.live-toggle { color: var(--muted); }

@media (max-width: 1200px) {
  .overview { grid-template-columns: 1fr; }
  .cards-6 { grid-template-columns: repeat(3, 1fr); }
  .charts-3 { grid-template-columns: 1fr; }
  .split-panels { grid-template-columns: 1fr; }
}
@media (max-width: 900px) {
  .cards, .charts { grid-template-columns: 1fr; }
  .cards-6 { grid-template-columns: repeat(2, 1fr); }
}