:root {
  --bg: #0b1020;
  --panel: rgba(15, 23, 42, 0.9);
  --panel-2: rgba(30, 41, 59, 0.72);
  --line: rgba(148, 163, 184, 0.18);
  --text: #e2e8f0;
  --muted: #94a3b8;
  --good: #22c55e;
  --warn: #f59e0b;
  --bad: #ef4444;
  --accent: #60a5fa;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, sans-serif;
  background:
    radial-gradient(circle at top left, rgba(59, 130, 246, 0.2), transparent 28%),
    radial-gradient(circle at top right, rgba(34, 197, 94, 0.12), transparent 22%),
    var(--bg);
  color: var(--text);
}

.login-body {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.login-wrap {
  width: min(100%, 420px);
}

.login-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 28px;
  box-shadow: 0 10px 35px rgba(2, 6, 23, 0.24);
}

.shell {
  display: grid;
  grid-template-columns: minmax(220px, 260px) minmax(0, 1fr);
  min-height: 100vh;
}

.sidebar {
  padding: 28px 22px;
  border-right: 1px solid var(--line);
  background: rgba(2, 6, 23, 0.5);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 24px;
  min-width: 0;
}

.sidebar-top { display: grid; gap: 24px; }
.sidebar h1, .topbar h2, .panel h3 { margin: 0; }
.eyebrow {
  color: var(--accent);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin: 0 0 8px;
}
.muted, .label, .sidebar-card span, .timestamp-card span,
.service-row span, .host-meta span, .timeline-item span, .alert p, .port-item span {
  color: var(--muted);
}
.wrap {
  overflow-wrap: anywhere;
  word-break: break-word;
}
.min-0 { min-width: 0; }
.nav {
  display: grid;
  gap: 10px;
}
.nav a {
  color: var(--text);
  text-decoration: none;
  padding: 10px 12px;
  border: 1px solid transparent;
  border-radius: 12px;
}
.nav a:hover {
  background: rgba(96, 165, 250, 0.08);
  border-color: rgba(96, 165, 250, 0.18);
}

.auth-form {
  display: grid;
  gap: 14px;
}

.auth-form label {
  display: grid;
  gap: 6px;
  color: var(--muted);
}

.auth-form input,
.auth-form select {
  width: 100%;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(15, 23, 42, 0.58);
  color: var(--text);
  padding: 12px 14px;
}

.primary-btn,
.ghost-btn {
  border-radius: 12px;
  padding: 12px 14px;
  font-weight: 700;
  cursor: pointer;
  border: 1px solid transparent;
}

.primary-btn {
  background: var(--accent);
  color: white;
}

.ghost-btn {
  background: rgba(15, 23, 42, 0.58);
  color: var(--text);
  border-color: var(--line);
}

.login-error {
  color: #fca5a5;
  margin: 12px 0;
}
.sidebar-card, .panel, .stat-card, .host-card, .alert, .port-item, .timeline-item {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: 0 10px 35px rgba(2, 6, 23, 0.24);
}
.sidebar-card {
  padding: 16px;
  display: grid;
  gap: 6px;
}
.main {
  padding: 28px;
  display: grid;
  gap: 22px;
  min-width: 0;
}
.topbar {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: start;
  flex-wrap: wrap;
}
.topbar-right {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: stretch;
}

.identity-card {
  min-width: 180px;
}

.logout-form {
  margin: 0;
  display: flex;
  align-items: center;
}
.timestamp-card {
  min-width: 190px;
  padding: 16px;
  border-radius: 18px;
  background: var(--panel-2);
  border: 1px solid var(--line);
}
.timestamp-card.compact { min-width: 150px; }
.stats-grid, .panel-grid, .host-grid {
  display: grid;
  gap: 18px;
}
.stats-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}
.stat-card, .host-card {
  padding: 18px;
  min-width: 0;
}
.stat-card .value {
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 700;
  margin-top: 8px;
}
.panel-grid {
  grid-template-columns: minmax(0, 2fr) minmax(280px, 1fr);
}
.panel {
  padding: 18px;
  min-width: 0;
}
.panel-head { margin-bottom: 16px; }
.host-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.host-meta, .service-row, .port-item, .timeline-item {
  display: flex;
  justify-content: space-between;
  gap: 16px;
}
.host-head { align-items: start; }
.host-card {
  display: grid;
  gap: 14px;
}
.metric-line {
  display: grid;
  gap: 6px;
}
.progress {
  height: 10px;
  border-radius: 999px;
  background: rgba(148, 163, 184, 0.14);
  overflow: hidden;
}
.progress > span {
  display: block;
  height: 100%;
  border-radius: inherit;
}
.stack {
  display: grid;
  gap: 12px;
}
.compact-list { gap: 8px; }
.alert, .port-item, .timeline-item {
  padding: 14px 16px;
}
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}
.badge.good { background: rgba(34,197,94,0.14); color: #86efac; }
.badge.warn { background: rgba(245,158,11,0.14); color: #fcd34d; }
.badge.bad { background: rgba(239,68,68,0.14); color: #fca5a5; }
.table {
  display: grid;
  gap: 10px;
}
.service-row {
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(15, 23, 42, 0.58);
  align-items: start;
}
.service-meta {
  text-align: right;
  min-width: 90px;
}
.service-row strong, .host-meta strong { display: block; }
.timeline {
  display: grid;
  gap: 12px;
}

.users-grid {
  grid-template-columns: minmax(300px, 1fr) minmax(0, 1fr);
}

.inline-form {
  align-content: start;
}

.subpanel {
  margin-top: 18px;
}

.button-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.user-row {
  align-items: center;
}

.user-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: flex-end;
}

.small-btn {
  padding: 8px 10px;
  font-size: 12px;
}

.time, .right-label { white-space: nowrap; }

@media (max-width: 1200px) {
  .stats-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 1080px) {
  .shell, .panel-grid, .host-grid, .users-grid { grid-template-columns: 1fr; }
  .sidebar { border-right: 0; border-bottom: 1px solid var(--line); }
}

@media (max-width: 640px) {
  .main, .sidebar { padding: 18px; }
  .stats-grid { grid-template-columns: 1fr; }
  .host-meta, .service-row, .port-item, .timeline-item, .button-row {
    flex-direction: column;
    align-items: start;
  }
  .service-meta, .user-actions { text-align: left; align-items: start; }
  .timestamp-card, .timestamp-card.compact { min-width: 0; width: 100%; }
}