/* ============================================================
   agentmon — Refined Dark UI
   ============================================================ */

:root {
  --bg:          #07090f;
  --surface:     #0d1117;
  --surface-2:   #111820;
  --card:        rgba(13, 20, 32, 0.85);
  --border:      rgba(28, 38, 55, 0.7);
  --border-soft: rgba(28, 38, 55, 0.4);

  --text:        #b8c5d4;
  --text-dim:    #465a6e;
  --text-bright: #e4edf5;

  --accent:      #22d3ee;
  --accent-dim:  rgba(34, 211, 238, 0.07);
  --accent-glow: rgba(34, 211, 238, 0.18);

  --success:     #34d399;
  --error:       #f87171;
  --warning:     #fbbf24;
  --purple:      #a78bfa;

  --font-display: 'Syne', sans-serif;
  --font-body:    'Outfit', sans-serif;
  --font-mono:    'Fira Code', monospace;

  --radius:    6px;
  --radius-lg: 10px;
  --radius-xl: 14px;

  --header-bg: rgba(7, 9, 15, 0.82);
  --code-text: #7a9ab5;
}

/* ── Reset ─────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

/* ── Base ──────────────────────────────────────────────────── */
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: 15px;
  background-color: var(--bg);
  background-image:
    radial-gradient(ellipse 80% 40% at 50% -20%, rgba(34, 211, 238, 0.04) 0%, transparent 70%),
    radial-gradient(circle at 1px 1px, rgba(34, 211, 238, 0.045) 1px, transparent 0);
  background-size: 100% 100%, 28px 28px;
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* ── Header ────────────────────────────────────────────────── */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
  height: 54px;
  background: var(--header-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

header::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--accent) 40%, var(--accent) 60%, transparent 100%);
  opacity: 0.15;
  pointer-events: none;
}

.header-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

header h1 a {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 800;
  color: var(--text-bright);
  text-decoration: none;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.logo-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent-glow);
  margin-left: 2px;
  vertical-align: middle;
  position: relative;
  top: -1px;
}

header nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

header nav a {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-dim);
  text-decoration: none;
  padding: 0.375rem 0.875rem;
  border-radius: var(--radius);
  letter-spacing: 0.03em;
  transition: color 0.15s, background 0.15s;
  position: relative;
}

header nav a:hover {
  color: var(--text-bright);
  background: var(--surface-2);
}

header nav a.active {
  color: var(--text-bright);
}

header nav a.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0.875rem;
  right: 0.875rem;
  height: 2px;
  background: var(--accent);
  border-radius: 1px;
}

/* ── Main ──────────────────────────────────────────────────── */
main {
  max-width: 1240px;
  margin: 0 auto;
  padding: 2rem;
}

/* Page entry animation */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

main > * {
  animation: fadeUp 0.28s ease both;
}

/* ── Back link ─────────────────────────────────────────────── */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-bottom: 1.75rem;
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  padding: 0.35rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  transition: color 0.15s, border-color 0.15s, background 0.15s;
}

.back-link:hover {
  color: var(--text-bright);
  border-color: rgba(34, 211, 238, 0.25);
  background: var(--surface-2);
}

/* ── Page header ───────────────────────────────────────────── */
.page-header {
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-soft);
}

.page-header h2 {
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 700;
  color: var(--text-bright);
  margin-bottom: 0.6rem;
  letter-spacing: -0.02em;
}

.meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.25rem;
  color: var(--text-dim);
  font-size: 0.8rem;
}

.meta-item {
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.meta-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ── Section title ─────────────────────────────────────────── */
.section-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-bright);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.section-title .count {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--text-dim);
  background: var(--surface-2);
  border: 1px solid var(--border);
  padding: 0.1rem 0.45rem;
  border-radius: 999px;
  letter-spacing: 0.04em;
}

/* ── Filters ───────────────────────────────────────────────── */
.filters {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
  align-items: flex-end;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1rem 1.25rem;
}

.filters label {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.filters input,
.filters select {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.45rem 0.75rem;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.85rem;
  transition: border-color 0.15s, box-shadow 0.15s;
  outline: none;
  min-width: 140px;
}

.filters input:focus,
.filters select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

.filters select option {
  background: var(--surface-2);
}

/* ── Table container ───────────────────────────────────────── */
.table-container {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th, td {
  text-align: left;
  padding: 0.7rem 1.25rem;
}

th {
  background: var(--surface-2);
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

td {
  font-size: 0.875rem;
  border-bottom: 1px solid var(--border-soft);
  color: var(--text);
}

tr:last-child td { border-bottom: none; }

tr.clickable { cursor: pointer; }

tr.clickable:hover td {
  background: var(--surface-2);
  color: var(--text-bright);
}

tr.clickable:hover td:first-child {
  border-left: 2px solid var(--accent);
  padding-left: calc(1.25rem - 2px);
}

/* ── Status badges ─────────────────────────────────────────── */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.status-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  flex-shrink: 0;
}

.status-success {
  color: var(--success);
  background: rgba(52, 211, 153, 0.1);
  border: 1px solid rgba(52, 211, 153, 0.2);
}
.status-success .status-dot { background: var(--success); }

.status-error {
  color: var(--error);
  background: rgba(248, 113, 113, 0.1);
  border: 1px solid rgba(248, 113, 113, 0.2);
}
.status-error .status-dot { background: var(--error); }

.status-unknown {
  color: var(--warning);
  background: rgba(251, 191, 36, 0.1);
  border: 1px solid rgba(251, 191, 36, 0.2);
}
.status-unknown .status-dot { background: var(--warning); }

/* ── Monospace cells ───────────────────────────────────────── */
.id-cell {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent);
  letter-spacing: 0.02em;
}

.model-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  background: var(--surface-2);
  color: var(--text-dim);
  padding: 2px 6px;
  border-radius: 3px;
}

/* ── Load more ─────────────────────────────────────────────── */
.load-more {
  display: block;
  width: 100%;
  margin-top: 0.875rem;
  padding: 0.7rem;
  background: transparent;
  border: 1px dashed var(--border);
  color: var(--text-dim);
  cursor: pointer;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: border-color 0.15s, color 0.15s, background 0.15s;
}

.load-more:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
}

/* ── Span expand ───────────────────────────────────────────── */
.expandable { cursor: pointer; }

.expand-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  margin-right: 0.5rem;
  color: var(--text-dim);
  font-size: 0;
  transition: transform 0.18s ease;
  flex-shrink: 0;
  vertical-align: middle;
}

.expand-icon::before {
  content: '';
  display: block;
  width: 5px;
  height: 5px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(-45deg);
  margin-top: -2px;
}

tr.expandable:hover .expand-icon::before {
  color: var(--accent);
}

.span-details {
  background: var(--bg);
  padding: 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  white-space: pre-wrap;
  word-break: break-all;
  color: var(--code-text);
  line-height: 1.75;
  border-top: 1px solid var(--border);
}

/* ── Empty state ───────────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--text-dim);
  font-size: 0.875rem;
  letter-spacing: 0.02em;
}

/* ── Live indicator ────────────────────────────────────────── */
.live-indicator {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--success);
}

.live-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 6px rgba(52, 211, 153, 0.5);
  animation: livePulse 2s ease-in-out infinite;
}

@keyframes livePulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 6px rgba(52, 211, 153, 0.5); }
  50%       { opacity: 0.6; box-shadow: 0 0 2px rgba(52, 211, 153, 0.2); }
}

/* ── VM Grid ───────────────────────────────────────────────── */
.vm-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 1.25rem;
}

/* ── VM Card ───────────────────────────────────────────────── */
.vm-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 1.25rem;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: border-color 0.2s, transform 0.2s;
  position: relative;
  overflow: hidden;
}

.vm-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-glow), transparent);
  opacity: 0;
  transition: opacity 0.2s;
}

.vm-card:hover {
  border-color: rgba(34, 211, 238, 0.18);
  transform: translateY(-2px);
}

.vm-card:hover::before { opacity: 1; }

.vm-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 0.875rem;
}

.vm-card h3 {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-bright);
  letter-spacing: 0.03em;
}

.vm-status {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.2rem 0.65rem;
  border-radius: 999px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.vm-status.running {
  background: rgba(52, 211, 153, 0.1);
  color: var(--success);
  border: 1px solid rgba(52, 211, 153, 0.2);
  gap: 0.4rem;
}

.vm-status.running::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 6px rgba(52, 211, 153, 0.5);
  animation: livePulse 2s ease-in-out infinite;
  flex-shrink: 0;
}

.vm-status.stopped {
  background: rgba(248, 113, 113, 0.1);
  color: var(--error);
  border: 1px solid rgba(248, 113, 113, 0.2);
}

.vm-updated {
  font-size: 0.7rem;
  color: var(--text-dim);
  margin-bottom: 0.75rem;
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

.vm-divider {
  height: 1px;
  background: var(--border-soft);
  margin: 0.875rem 0;
}

.vm-stats { width: 100%; }

.vm-stats td {
  padding: 0.28rem 0;
  border-bottom: none;
  font-size: 0.82rem;
}

.vm-stats td:first-child {
  color: var(--text-dim);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  width: 42%;
}

.vm-stats td:last-child {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text);
}

.vm-issues {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0;
}

.issue {
  font-size: 0.7rem;
  padding: 0.28rem 0.7rem;
  border-radius: 4px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.issue.gateway_down {
  background: rgba(248, 113, 113, 0.12);
  color: var(--error);
  border: 1px solid rgba(248, 113, 113, 0.2);
}

.issue.http_unhealthy {
  background: rgba(251, 191, 36, 0.1);
  color: var(--warning);
  border: 1px solid rgba(251, 191, 36, 0.2);
}

.issue.backup_stale {
  background: rgba(251, 191, 36, 0.08);
  color: var(--warning);
  border: 1px solid rgba(251, 191, 36, 0.15);
}

.issue.version_mismatch {
  background: rgba(167, 139, 250, 0.1);
  color: var(--purple);
  border: 1px solid rgba(167, 139, 250, 0.2);
}

/* ── Agents Page ───────────────────────────────────────────── */
.agents-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 1.5rem;
  margin-top: 1.25rem;
}

@media (max-width: 900px) {
  .agents-layout {
    grid-template-columns: 1fr;
  }
}

.vm-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.vm-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  transition: border-color 0.2s, opacity 0.2s;
}

.vm-pill.active {
  border-color: rgba(52, 211, 153, 0.3);
}

.vm-pill.inactive {
  border-color: rgba(248, 113, 113, 0.2);
  opacity: 0.6;
}

.vm-pill-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}

.vm-pill.active .vm-pill-dot {
  background: var(--success);
  box-shadow: 0 0 6px rgba(52, 211, 153, 0.5);
  animation: livePulse 2s ease-in-out infinite;
}

.vm-pill.inactive .vm-pill-dot {
  background: var(--error);
}

.vm-pill-name {
  font-family: var(--font-mono);
  color: var(--text-bright);
}

.vm-pill-label {
  color: var(--text-dim);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ── Swarm strip ──────────────────────────────────────────── */
.swarm-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.vm-pill.degraded {
  border-color: rgba(251, 191, 36, 0.3);
}

.vm-pill.degraded .vm-pill-dot {
  background: var(--warning);
}

.timeline {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  min-width: 0;
}

.timeline-event {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 0.875rem 1.125rem;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  animation: fadeUp 0.25s ease both;
  transition: border-color 0.15s;
}

.timeline-event:hover {
  border-color: rgba(34, 211, 238, 0.15);
}

.timeline-event-header {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.35rem;
}

.timeline-vm-tag {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.timeline-vm-tag.zap {
  background: rgba(34, 211, 238, 0.12);
  color: var(--accent);
  border: 1px solid rgba(34, 211, 238, 0.2);
}

.timeline-vm-tag.orb {
  background: rgba(167, 139, 250, 0.12);
  color: var(--purple);
  border: 1px solid rgba(167, 139, 250, 0.2);
}

.timeline-vm-tag.sun {
  background: rgba(251, 191, 36, 0.12);
  color: var(--warning);
  border: 1px solid rgba(251, 191, 36, 0.2);
}

.timeline-vm-tag.unknown {
  background: var(--surface-2);
  color: var(--text-dim);
  border: 1px solid var(--border);
}

.timeline-event-type {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-bright);
}

.timeline-event-time {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-dim);
  opacity: 0.6;
  margin-left: auto;
}

.timeline-event-body {
  font-size: 0.82rem;
  color: var(--text);
  line-height: 1.5;
  padding-left: 0.15rem;
}

.timeline-event-body.tool-name {
  font-family: var(--font-mono);
  color: var(--accent);
  font-size: 0.78rem;
}

.timeline-event-body.message-preview {
  color: var(--text-dim);
  font-style: italic;
}

.timeline-event-body.error-message {
  color: var(--error);
}

.timeline-duration {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-dim);
  margin-left: 0.5rem;
}

.timeline-detail {
  margin-top: 0.5rem;
  padding: 0.75rem;
  background: var(--bg);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--code-text);
  white-space: pre-wrap;
  word-break: break-all;
  line-height: 1.65;
  display: none;
}

.timeline-event.expanded .timeline-detail {
  display: block;
}

.timeline-expand-hint {
  display: inline-flex;
  align-items: center;
  margin-top: 0.3rem;
  padding: 0;
  background: transparent;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 0.68rem;
  letter-spacing: 0.03em;
}

.timeline-expand-hint:hover {
  color: var(--accent);
}

.stats-panel {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-top: 2px solid var(--card-accent, var(--border));
  border-radius: var(--radius-lg);
  padding: 1rem;
}

.stat-card-title {
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.6rem;
}

.stat-card-value {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text-bright);
  letter-spacing: -0.02em;
}

.stat-card-sub {
  font-size: 0.72rem;
  color: var(--text-dim);
  margin-top: 0.1rem;
}

.stat-list {
  list-style: none;
}

.stat-list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.35rem 0;
  border-bottom: 1px solid var(--border-soft);
  font-size: 0.8rem;
}

.stat-list li:last-child {
  border-bottom: none;
}

.stat-list-name {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text);
}

.stat-list-count {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-dim);
  background: var(--surface-2);
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
}

.stat-list-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.stat-list-bar-track {
  height: 3px;
  background: var(--surface-2);
  border-radius: 2px;
  margin-top: 0.3rem;
  overflow: hidden;
}

.stat-list-bar-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 2px;
  transition: width 0.3s ease;
}

.event-icon {
  width: 18px;
  height: 18px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.6rem;
  flex-shrink: 0;
}

.event-icon.message-in {
  background: rgba(52, 211, 153, 0.12);
  color: var(--success);
  border: 1px solid rgba(52, 211, 153, 0.25);
}

.event-icon.message-out {
  background: rgba(34, 211, 238, 0.12);
  color: var(--accent);
  border: 1px solid rgba(34, 211, 238, 0.25);
}

.event-icon.tool {
  background: rgba(167, 139, 250, 0.12);
  color: var(--purple);
  border: 1px solid rgba(167, 139, 250, 0.25);
}

.event-icon.error {
  background: rgba(248, 113, 113, 0.12);
  color: var(--error);
  border: 1px solid rgba(248, 113, 113, 0.25);
}

.event-icon.session {
  background: rgba(251, 191, 36, 0.12);
  color: var(--warning);
  border: 1px solid rgba(251, 191, 36, 0.25);
}

.event-icon.internal {
  background: var(--surface-2);
  color: var(--text-dim);
  border: 1px solid var(--border);
}

/* ── Dashboard ────────────────────────────────────────────── */
.dashboard-summary {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
}

@media (max-width: 900px) {
  .dashboard-summary {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 500px) {
  .dashboard-summary {
    grid-template-columns: 1fr;
  }
}

.summary-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--card-accent, var(--border));
  border-radius: var(--radius-lg);
  padding: 1.125rem 1.25rem;
  transition: border-color 0.2s, border-left-color 0.2s;
}

.summary-card:hover {
  border-color: var(--card-accent, var(--border));
  border-left-color: var(--card-accent, var(--border));
}

.summary-card-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
}

.summary-card-icon {
  font-size: 0.85rem;
  opacity: 0.7;
}

.summary-card-value {
  font-family: var(--font-body);
  font-size: 2rem;
  font-weight: 600;
  color: var(--text-bright);
  letter-spacing: -0.02em;
  line-height: 1;
}

.summary-card-value.has-errors {
  color: var(--error);
}

.summary-card-sub {
  font-size: 0.72rem;
  color: var(--text-dim);
  margin-top: 0.35rem;
  font-family: var(--font-mono);
}

.charts-row {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

@media (max-width: 900px) {
  .charts-row {
    grid-template-columns: 1fr;
  }
}

.chart-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  min-height: 280px;
}

.chart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.chart-title {
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-bright);
  letter-spacing: 0.01em;
}

.window-selector {
  display: flex;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.window-btn {
  background: transparent;
  border: none;
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  padding: 0.3rem 0.65rem;
  cursor: pointer;
  letter-spacing: 0.04em;
  transition: background 0.15s, color 0.15s;
  border-right: 1px solid var(--border);
}

.window-btn:last-child {
  border-right: none;
}

.window-btn:hover {
  color: var(--text-bright);
  background: var(--surface-2);
}

.window-btn.active {
  color: var(--accent);
  background: var(--accent-dim);
}

.chart-container {
  width: 100%;
  min-height: 200px;
}

.fw-bars {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 0.25rem;
}

.fw-bar-row {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.fw-bar-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.fw-bar-name {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text);
}

.fw-bar-count {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-dim);
}

.fw-bar-track {
  height: 8px;
  background: var(--surface-2);
  border-radius: 4px;
  overflow: hidden;
}

.fw-bar-fill {
  height: 100%;
  border-radius: 4px;
  transition: width 0.4s ease;
}

.fw-bar-fill.openclaw { background: var(--accent); }
.fw-bar-fill.claude-code { background: var(--success); }
.fw-bar-fill.opencode { background: var(--purple); }
.fw-bar-fill.unknown { background: var(--text-dim); }

.bottom-panels {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 1.25rem;
}

@media (max-width: 900px) {
  .bottom-panels {
    grid-template-columns: 1fr;
  }
}

.feed-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  max-height: 480px;
  overflow-y: auto;
  position: relative;
}

.feed-panel::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 48px;
  background: linear-gradient(to bottom, transparent, var(--surface));
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  pointer-events: none;
}

.feed-panel .timeline-event {
  padding: 0.625rem 0.875rem;
  border-radius: var(--radius);
  margin-bottom: 0.375rem;
  border: 1px solid var(--border-soft);
  background: transparent;
}

.tools-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
}

.uplot .u-legend { display: none; }

/* ── Chart legend ─────────────────────────────────────────── */
.chart-legend {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.chart-legend-item {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.7rem;
  color: var(--text-dim);
  font-family: var(--font-mono);
}

.chart-legend-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

/* ── Framework dots ───────────────────────────────────────── */
.fw-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  margin-right: 0.4rem;
  flex-shrink: 0;
  vertical-align: middle;
  position: relative;
  top: -1px;
}

.fw-dot.openclaw    { background: var(--accent); --fw-glow: var(--accent); }
.fw-dot.claude-code { background: var(--success); --fw-glow: var(--success); }
.fw-dot.opencode    { background: var(--purple); --fw-glow: var(--purple); }
.fw-dot.unknown     { background: var(--text-dim); --fw-glow: var(--text-dim); }
.fw-dot.ended       { opacity: 0.3; }
.fw-dot.active      { box-shadow: 0 0 6px var(--fw-glow); animation: fwPulse 2s ease-in-out infinite; }

@keyframes fwPulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.5; }
}

/* ── Meta tiles ───────────────────────────────────────────── */
.meta-tiles {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.75rem;
  margin-top: 1rem;
}

.meta-tile {
  background: var(--surface-2);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  padding: 0.625rem 0.875rem;
}

.meta-tile-label {
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.25rem;
}

.meta-tile-value {
  font-size: 0.85rem;
  color: var(--text-bright);
  font-family: var(--font-mono);
}

/* ── VM card divider ──────────────────────────────────────── */
.vm-card-divider {
  height: 1px;
  background: var(--border-soft);
  margin: 0.75rem 0;
}

.vm-issues-label {
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
}

/* ── Light theme variables ────────────────────────────────── */
[data-theme="light"] {
  --bg:          #f5f7fa;
  --surface:     #ffffff;
  --surface-2:   #edf0f5;
  --card:        rgba(255, 255, 255, 0.9);
  --border:      rgba(200, 210, 225, 0.8);
  --border-soft: rgba(200, 210, 225, 0.5);

  --text:        #3d4a5c;
  --text-dim:    #8b9ab0;
  --text-bright: #1a2332;

  --accent:      #0891b2;
  --accent-dim:  rgba(8, 145, 178, 0.08);
  --accent-glow: rgba(8, 145, 178, 0.15);

  --success:     #059669;
  --error:       #dc2626;
  --warning:     #d97706;
  --purple:      #7c3aed;

  --header-bg:   rgba(245, 247, 250, 0.92);
  --code-text:   #4a6580;
}

[data-theme="light"] body {
  background-image:
    radial-gradient(ellipse 80% 40% at 50% -20%, rgba(8, 145, 178, 0.04) 0%, transparent 70%),
    radial-gradient(circle at 1px 1px, rgba(8, 145, 178, 0.025) 1px, transparent 0);
}

@media (prefers-color-scheme: light) {
  html:not([data-theme]) {
    --bg:          #f5f7fa;
    --surface:     #ffffff;
    --surface-2:   #edf0f5;
    --card:        rgba(255, 255, 255, 0.9);
    --border:      rgba(200, 210, 225, 0.8);
    --border-soft: rgba(200, 210, 225, 0.5);

    --text:        #3d4a5c;
    --text-dim:    #8b9ab0;
    --text-bright: #1a2332;

    --accent:      #0891b2;
    --accent-dim:  rgba(8, 145, 178, 0.08);
    --accent-glow: rgba(8, 145, 178, 0.15);

    --success:     #059669;
    --error:       #dc2626;
    --warning:     #d97706;
    --purple:      #7c3aed;

    --header-bg:   rgba(245, 247, 250, 0.92);
    --code-text:   #4a6580;
  }

  html:not([data-theme]) body {
    background-image:
      radial-gradient(ellipse 80% 40% at 50% -20%, rgba(8, 145, 178, 0.04) 0%, transparent 70%),
      radial-gradient(circle at 1px 1px, rgba(8, 145, 178, 0.025) 1px, transparent 0);
  }
}

/* ── Theme toggle button ──────────────────────────────────── */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: transparent;
  color: var(--text-dim);
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s, background 0.15s;
  margin-left: 0.75rem;
  flex-shrink: 0;
}

.theme-toggle:hover {
  color: var(--text-bright);
  border-color: var(--accent);
  background: var(--accent-dim);
}

/* ── Agent lanes ──────────────────────────────────────────── */
.agents-summary-row {
  display: flex;
  gap: 1.25rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}

.agents-summary-stat {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.6rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-dim);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.agents-summary-stat .value {
  color: var(--text-bright);
  font-weight: 600;
}

.agent-lanes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

@media (max-width: 900px) {
  .agent-lanes {
    grid-template-columns: 1fr;
  }
}

.agent-lane {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.agent-lane-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.875rem 1.125rem;
  border-bottom: 1px solid var(--border-soft);
}

.agent-lane-name {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-bright);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.agent-lane-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}

.agent-lane-dot.online {
  background: var(--success);
  box-shadow: 0 0 6px rgba(52, 211, 153, 0.5);
  animation: livePulse 2s ease-in-out infinite;
}

.agent-lane-dot.offline {
  background: var(--text-dim);
  opacity: 0.5;
}

.agent-lane-status {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.agent-lane-status.has-sessions {
  color: var(--success);
}

/* ── Active operations ────────────────────────────────────── */
.active-ops {
  padding: 0.625rem 1.125rem;
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
  border-bottom: 1px solid var(--border-soft);
}

.active-op {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.625rem;
  background: var(--accent-dim);
  border: 1px solid rgba(34, 211, 238, 0.15);
  border-radius: var(--radius);
  font-size: 0.75rem;
  animation: fadeUp 0.2s ease both;
}

[data-theme="light"] .active-op {
  border-color: rgba(8, 145, 178, 0.2);
}

.active-op.stale {
  opacity: 0.5;
}

.active-op-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 6px rgba(52, 211, 153, 0.5);
  animation: livePulse 1.5s ease-in-out infinite;
  flex-shrink: 0;
}

.active-op.stale .active-op-dot {
  background: var(--warning);
  box-shadow: none;
  animation: none;
}

.active-op-name {
  font-family: var(--font-mono);
  color: var(--accent);
  font-weight: 500;
}

.active-op-time {
  font-family: var(--font-mono);
  color: var(--text-dim);
  font-size: 0.7rem;
  margin-left: auto;
}

.active-op-stale {
  color: var(--warning);
  font-size: 0.65rem;
  font-weight: 600;
}

/* ── Lane event feed ──────────────────────────────────────── */
.agent-lane-events {
  flex: 1;
  overflow-y: auto;
  max-height: 520px;
  padding: 0.625rem;
  position: relative;
}

.agent-lane-events::after {
  content: '';
  position: sticky;
  bottom: 0;
  left: 0;
  right: 0;
  height: 32px;
  background: linear-gradient(to bottom, transparent, var(--surface));
  pointer-events: none;
  display: block;
}

.agent-lane-events .timeline-event {
  padding: 0.5rem 0.625rem;
  border-radius: var(--radius);
  margin-bottom: 0.25rem;
  border: 1px solid var(--border-soft);
  background: transparent;
  font-size: 0.82rem;
}

.agent-lane-events .timeline-event-header {
  margin-bottom: 0.2rem;
}

.agent-lane-events .timeline-event-time {
  font-size: 0.6rem;
}

.agent-lane-events .empty-state {
  padding: 2rem 1rem;
  font-size: 0.78rem;
}

/* ── Mobile layout ────────────────────────────────────────── */
@media (max-width: 640px) {
  main {
    padding: 1.25rem 1rem;
  }

  header {
    padding: 0 1rem;
  }

  header nav a {
    padding: 0.375rem 0.5rem;
    font-size: 0.75rem;
  }
}

@media (max-width: 480px) {
  header {
    height: auto;
    flex-wrap: wrap;
    padding: 0.5rem 1rem;
    gap: 0;
  }

  .header-logo {
    flex: 1;
  }

  header nav {
    width: 100%;
    justify-content: flex-start;
    border-top: 1px solid var(--border-soft);
    padding: 0.375rem 0;
    margin-top: 0.25rem;
    gap: 0;
  }

  header nav a {
    padding: 0.3rem 0.5rem;
    font-size: 0.73rem;
  }
}