:root {
  --bg: #0b1020;
  --bg-soft: #131a2e;
  --card: #161f38;
  --card-hover: #1c2746;
  --border: #24304f;
  --text: #e6ebf5;
  --muted: #8a97b5;
  --accent: #5b8cff;
  --running: #34d399;
  --starting: #fbbf24;
  --paused: #60a5fa;
  --stopped: #64748b;
  --dead: #f87171;
  --danger: #f87171;
  --radius: 14px;
  --shadow: 0 6px 24px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: radial-gradient(1200px 600px at 80% -10%, #17223f 0%, var(--bg) 55%);
  color: var(--text);
  min-height: 100vh;
}

/* Top bar */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 22px;
  background: linear-gradient(180deg, rgba(20, 28, 52, 0.9), rgba(15, 20, 38, 0.75));
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  backdrop-filter: blur(8px);
  z-index: 10;
}

.brand { display: flex; align-items: baseline; gap: 10px; }
.brand-icon { font-size: 22px; }
.brand-name { font-size: 20px; font-weight: 700; letter-spacing: 0.3px; }
.brand-sub { color: var(--muted); font-size: 13px; }

.topbar-status { display: flex; align-items: center; gap: 12px; }
.badge {
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-soft);
}
.badge-idle { color: var(--muted); }
.badge-ok { color: var(--running); border-color: rgba(52, 211, 153, 0.4); }
.btn {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 7px 14px;
  border-radius: 10px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.08s ease, background 0.15s ease;
}
.btn:hover { background: #6f99ff; }
.btn:active { transform: scale(0.96); }
.muted { color: var(--muted); font-size: 12px; }

/* Main */
main { padding: 20px 22px 40px; max-width: 1280px; margin: 0 auto; }

/* Host cards */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
  margin-bottom: 18px;
}
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
  box-shadow: var(--shadow);
  transition: transform 0.12s ease, background 0.15s ease;
}
.card:hover { background: var(--card-hover); transform: translateY(-2px); }
.card-label { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: 0.6px; }
.card-value { display: flex; align-items: baseline; gap: 4px; margin: 8px 0 6px; }
.card-value .num { font-size: 30px; font-weight: 700; }
.card-value .pct { font-size: 18px; color: var(--muted); }
.card-detail { color: var(--muted); font-size: 12px; }

/* Summary pills */
.summary-row { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 16px; }
.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 8px 14px;
  border-radius: 999px;
  cursor: pointer;
  font-size: 13px;
  transition: all 0.15s ease;
}
.pill:hover { background: var(--card-hover); }
.pill.active { outline: 2px solid var(--accent); background: var(--card-hover); }
.pill-count {
  background: var(--bg-soft);
  border-radius: 999px;
  padding: 1px 8px;
  font-size: 12px;
  color: var(--muted);
}
.pill-running.active { border-color: var(--running); }
.pill-starting.active { border-color: var(--starting); }
.pill-paused.active { border-color: var(--paused); }
.pill-stopped.active { border-color: var(--stopped); }
.pill-dead.active { border-color: var(--dead); }

/* Container grid */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 14px;
}
.empty {
  grid-column: 1 / -1;
  text-align: center;
  color: var(--muted);
  padding: 50px 0;
  border: 1px dashed var(--border);
  border-radius: var(--radius);
}

.cell {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: transform 0.12s ease, background 0.15s ease;
}
.cell:hover { background: var(--card-hover); transform: translateY(-2px); }
.cell-head { display: flex; align-items: center; gap: 10px; }
.dot { width: 10px; height: 10px; border-radius: 50%; flex: 0 0 auto; box-shadow: 0 0 8px currentColor; }
.dot.running { color: var(--running); background: var(--running); }
.dot.starting { color: var(--starting); background: var(--starting); }
.dot.paused { color: var(--paused); background: var(--paused); }
.dot.stopped { color: var(--stopped); background: var(--stopped); }
.dot.dead { color: var(--dead); background: var(--dead); }
.cell-name { font-weight: 700; font-size: 15px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cell-status {
  margin-left: auto;
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 6px;
  text-transform: capitalize;
  white-space: nowrap;
}
.cell-status.running { background: rgba(52, 211, 153, 0.15); color: var(--running); }
.cell-status.starting { background: rgba(251, 191, 36, 0.15); color: var(--starting); }
.cell-status.paused { background: rgba(96, 165, 250, 0.15); color: var(--paused); }
.cell-status.stopped { background: rgba(100, 116, 139, 0.15); color: var(--stopped); }
.cell-status.dead { background: rgba(248, 113, 113, 0.15); color: var(--dead); }

.cell-image { color: var(--muted); font-size: 12px; word-break: break-all; }

.bars { display: flex; flex-direction: column; gap: 6px; }
.bar-row { display: grid; grid-template-columns: 42px 1fr 46px; align-items: center; gap: 8px; font-size: 11px; color: var(--muted); }
.bar-track { background: var(--bg-soft); border-radius: 6px; height: 7px; overflow: hidden; }
.bar-fill { height: 100%; border-radius: 6px; transition: width 0.4s ease; }
.bar-fill.low { background: var(--running); }
.bar-fill.mid { background: var(--starting); }
.bar-fill.high { background: var(--dead); }
.bar-val { text-align: right; font-variant-numeric: tabular-nums; }

.cell-meta { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 2px; }
.tag {
  font-size: 10.5px;
  padding: 2px 7px;
  border-radius: 6px;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  color: var(--muted);
  white-space: nowrap;
}
.tag.port { color: var(--paused); }
.tag.health-ok { color: var(--running); border-color: rgba(52, 211, 153, 0.3); }

.footer {
  margin-top: 26px;
  text-align: center;
  color: var(--muted);
  font-size: 12px;
}

@media (max-width: 640px) {
  .brand-sub { display: none; }
  .cards { grid-template-columns: repeat(2, 1fr); }
}