/* Brand tokens — keep aligned with bridgeswarm-branding/brand-assets/colors.css */
:root {
  --bs-bg-primary: #0c0c10;
  --bs-bg-secondary: #141418;
  --bs-bg-tertiary: #1a1a20;
  --bs-bg-elevated: #1a1a20;
  --bs-bg-hover: #22222a;
  --bs-accent-primary: #2dd4bf;
  --bs-accent-secondary: #14b8a6;
  --bs-accent-success: #34d399;
  --bs-accent-warning: #fbbf24;
  --bs-accent-danger: #fb7185;
  --bs-accent-info: #60a5fa;
  --bs-text-primary: #ececf1;
  --bs-text-secondary: #c8c8d4;
  --bs-text-muted: #8b8b9a;
  --bs-text-faint: #5c5c6c;
  --bs-border: rgba(255, 255, 255, 0.1);
  --bs-border-strong: #3a3a46;
  --bs-radius: 10px;
  --bs-radius-sm: 7px;
  --bs-font: "Avenir Next", "Segoe UI", "Helvetica Neue", sans-serif;
  --bs-mono: "Cascadia Code", "SF Mono", "Consolas", "Liberation Mono", monospace;

  /* Control Center aliases */
  --bg: var(--bs-bg-primary);
  --bg-elevated: var(--bs-bg-secondary);
  --bg-card: var(--bs-bg-tertiary);
  --bg-hover: var(--bs-bg-hover);
  --border: #2a2a32;
  --border-strong: var(--bs-border-strong);
  --text: var(--bs-text-primary);
  --text-muted: var(--bs-text-muted);
  --text-dim: var(--bs-text-faint);
  --accent: var(--bs-accent-primary);
  --accent-dim: rgba(45, 212, 191, 0.12);
  --accent-border: rgba(45, 212, 191, 0.35);
  --danger: var(--bs-accent-danger);
  --danger-dim: rgba(251, 113, 133, 0.12);
  --warn: var(--bs-accent-warning);
  --warn-dim: rgba(251, 191, 36, 0.12);
  --ok: var(--bs-accent-success);
  --info: var(--bs-accent-info);
  --sidebar-w: 220px;
  --radius: var(--bs-radius);
  --font: var(--bs-font);
  --mono: var(--bs-mono);
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  height: 100%;
  overflow: hidden;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  background-image:
    radial-gradient(ellipse 80% 50% at 10% -10%, rgba(45, 212, 191, 0.08), transparent),
    radial-gradient(ellipse 60% 40% at 100% 0%, rgba(96, 165, 250, 0.05), transparent);
}

button, input, select, textarea { font-family: inherit; }

.sidebar {
  position: fixed;
  left: 0; top: 0; bottom: 0;
  width: var(--sidebar-w);
  background: var(--bg-elevated);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  z-index: 20;
  transition: width 0.2s ease, transform 0.2s ease;
}

.logo {
  padding: 1.25rem 1.25rem 1rem;
  border-bottom: 1px solid var(--border);
}

.logo-mark {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.logo-icon {
  width: 32px; height: 32px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--accent), #38bdf8);
  display: grid;
  place-items: center;
  flex-shrink: 0;
  box-shadow: 0 0 20px rgba(45, 212, 191, 0.25);
}

.logo-icon svg { width: 18px; height: 18px; color: #0c0c10; }

.logo-icon-img {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  flex-shrink: 0;
  object-fit: contain;
  background: var(--bs-bg-primary);
  box-shadow: 0 0 20px rgba(45, 212, 191, 0.22);
}

.logo h1 {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.logo h1 span { color: var(--accent); }

.logo .version {
  font-size: 0.7rem;
  color: var(--text-dim);
  margin-top: 0.15rem;
  font-family: var(--mono);
}

.nav { flex: 1; padding: 0.75rem 0; overflow-y: auto; }

.nav-item {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.65rem 1.25rem;
  color: var(--text-muted);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
  transition: background 0.15s, color 0.15s;
}

.nav-item:hover { background: var(--bg-hover); color: var(--text); }

.nav-item.active {
  background: var(--accent-dim);
  color: var(--accent);
  box-shadow: inset 3px 0 0 var(--accent);
}

.nav-item svg { width: 18px; height: 18px; flex-shrink: 0; opacity: 0.9; }

.nav-item .badge {
  margin-left: auto;
  background: var(--bg-hover);
  padding: 0.1rem 0.45rem;
  border-radius: 999px;
  font-size: 0.7rem;
  font-family: var(--mono);
  min-width: 1.4rem;
  text-align: center;
}

.nav-item.active .badge {
  background: rgba(45, 212, 191, 0.2);
  color: var(--accent);
}

.nav-item .badge.warn {
  background: var(--danger-dim);
  color: var(--danger);
}

.sidebar-foot {
  padding: 0.75rem 1.25rem 1.25rem;
  border-top: 1px solid var(--border);
  font-size: 0.7rem;
  color: var(--text-dim);
}

.main {
  margin-left: var(--sidebar-w);
  height: 100vh;
  padding: 1.1rem 1.35rem 1.1rem;
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
  animation: pageIn 0.25s ease;
}

.page { display: none; }
.page.active {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
  overflow: hidden;
  animation: pageIn 0.22s ease;
}

.page-body {
  flex: 1;
  min-height: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

/* Overview: fill viewport without document scroll */
#page-overview .page-body {
  display: grid;
  grid-template-rows: auto auto minmax(0, 1.2fr) minmax(0, 0.9fr);
  gap: 0.7rem;
}

#page-overview .ov-top,
#page-overview .ov-mid {
  min-height: 0;
}

#page-overview .ov-bottom {
  min-height: 0;
  overflow: hidden;
}

#page-overview .card,
#page-swarms .card,
#page-connections .card,
#page-settings .card {
  min-height: 0;
  display: flex;
  flex-direction: column;
}

#page-overview .card-body,
#page-swarms .card-body,
#page-connections .card-body,
#page-settings .card-body {
  flex: 1;
  min-height: 0;
  overflow: auto;
}

#page-activity .page-body {
  gap: 0.55rem;
}

#page-settings .page-body {
  overflow: hidden;
}

@keyframes pageIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: none; }
}

.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0;
  flex-wrap: wrap;
  flex-shrink: 0;
}

.page-header h2 {
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.page-header .sub {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.15rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 0.7rem;
  min-height: 0;
}

.grid-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.55rem;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.9rem 1.1rem;
  border-bottom: 1px solid var(--border);
}

.card-head h3 {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
}

.card-body { padding: 0.85rem 1rem; }

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.7rem 0.85rem;
}

.stat-card .label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 0.35rem;
}

.stat-card .value {
  font-size: 1.35rem;
  font-weight: 700;
  font-family: var(--mono);
  letter-spacing: -0.03em;
  color: var(--text);
}

.stat-card .hint {
  font-size: 0.7rem;
  color: var(--text-dim);
  margin-top: 0.25rem;
}

.health {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.health-row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.85rem;
}

.health-row .k { color: var(--text-muted); }
.health-row .v {
  color: var(--text);
  font-family: var(--mono);
  font-size: 0.8rem;
  text-align: right;
  word-break: break-all;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
}

.status-pill .dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: currentColor;
}

.status-pill.ok { background: var(--accent-dim); color: var(--accent); }
.status-pill.ok .dot { animation: pulse 1.6s ease infinite; }
.status-pill.warn { background: var(--warn-dim); color: var(--warn); }
.status-pill.err { background: var(--danger-dim); color: var(--danger); }

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

.empty-state {
  padding: 1.25rem 1rem;
  text-align: center;
}

.empty-state h4 {
  font-size: 1rem;
  margin-bottom: 0.4rem;
}

.empty-state p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
  max-width: 28rem;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.45;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.45rem 0.85rem;
  border-radius: 7px;
  border: 1px solid transparent;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, transform 0.1s;
}

.btn:active { transform: scale(0.98); }
.btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.btn-primary {
  background: var(--accent);
  color: #0c0c10;
}
.btn-primary:hover { filter: brightness(1.08); }

.btn-secondary {
  background: var(--bg-hover);
  color: var(--text);
  border-color: var(--border-strong);
}
.btn-secondary:hover { background: #2c2c36; }

.btn-danger {
  background: var(--danger-dim);
  color: var(--danger);
  border-color: rgba(251, 113, 133, 0.35);
}
.btn-danger:hover { background: rgba(251, 113, 133, 0.22); }

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border-color: var(--border);
}
.btn-ghost:hover { color: var(--text); background: var(--bg-hover); }

.btn-sm { padding: 0.25rem 0.5rem; font-size: 0.72rem; }

.btn-row { display: flex; flex-wrap: wrap; gap: 0.5rem; }

table.data {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
}

table.data th {
  text-align: left;
  padding: 0.65rem 1rem;
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border);
}

table.data td {
  padding: 0.7rem 1rem;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

table.data tr:last-child td { border-bottom: none; }
table.data tr:hover td { background: rgba(255, 255, 255, 0.02); }

.mono { font-family: var(--mono); font-size: 0.78rem; }
.muted { color: var(--text-muted); }
.time-ago { color: var(--text-dim); font-size: 0.78rem; }

.id-cell {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  max-width: 100%;
}

.id-cell code {
  font-family: var(--mono);
  font-size: 0.75rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 11rem;
}

.copy-btn {
  border: none;
  background: transparent;
  color: var(--text-dim);
  cursor: pointer;
  padding: 0.15rem;
  border-radius: 4px;
  line-height: 0;
}
.copy-btn:hover { color: var(--accent); background: var(--accent-dim); }
.copy-btn svg { width: 12px; height: 12px; }

/* Settings */
.settings-group { margin-bottom: 1.5rem; }
.settings-group h3 {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.setting-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--border);
}

.setting-row:last-child { border-bottom: none; }

.setting-label { font-size: 0.9rem; font-weight: 500; }
.setting-desc { font-size: 0.75rem; color: var(--text-muted); margin-top: 0.2rem; max-width: 28rem; line-height: 1.4; }

.setting-row input[type="text"],
.setting-row input[type="number"],
.setting-row select,
.setting-row textarea {
  background: var(--bg);
  border: 1px solid var(--border-strong);
  color: var(--text);
  border-radius: 7px;
  padding: 0.45rem 0.65rem;
  font-size: 0.85rem;
}

.setting-row textarea {
  width: min(320px, 100%);
  min-height: 4rem;
  font-family: var(--mono);
  font-size: 0.75rem;
  resize: vertical;
}

.toggle {
  width: 42px;
  height: 24px;
  background: var(--border-strong);
  border-radius: 999px;
  position: relative;
  cursor: pointer;
  flex-shrink: 0;
  transition: background 0.15s;
}

.toggle::after {
  content: '';
  position: absolute;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: #fff;
  top: 3px; left: 3px;
  transition: transform 0.15s;
}

.toggle.active { background: var(--accent); }
.toggle.active::after { transform: translateX(18px); }
.toggle:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.examples-panel {
  margin-top: 0.75rem;
  padding: 0.85rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.toast {
  position: fixed;
  bottom: 1.25rem;
  right: 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  color: var(--text);
  padding: 0.65rem 1rem;
  border-radius: 8px;
  font-size: 0.85rem;
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s, transform 0.2s;
  transform: translateY(6px);
  z-index: 50;
}

.toast.show { opacity: 1; transform: none; }
.toast.err { border-color: rgba(251, 113, 133, 0.5); color: var(--danger); }
.toast.ok { border-color: var(--accent-border); color: var(--accent); }

.refresh-meta {
  font-size: 0.75rem;
  color: var(--text-dim);
  font-family: var(--mono);
}

/* Activity / logs */
.logs-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  margin-bottom: 0;
  flex-shrink: 0;
}

.chip-row { display: flex; flex-wrap: wrap; gap: 0.35rem; }

.chip {
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-muted);
  border-radius: 999px;
  padding: 0.25rem 0.65rem;
  font-size: 0.72rem;
  font-weight: 600;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.chip:hover { border-color: var(--border-strong); color: var(--text); }
.chip.active { background: var(--accent-dim); border-color: var(--accent-border); color: var(--accent); }
.chip.level-error.active { background: var(--danger-dim); border-color: rgba(251,113,133,0.4); color: var(--danger); }
.chip.level-warn.active { background: var(--warn-dim); border-color: rgba(251,191,36,0.4); color: var(--warn); }

.logs-search {
  flex: 1;
  min-width: 160px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 7px;
  padding: 0.45rem 0.75rem;
  font-size: 0.85rem;
}

.logs-shell {
  background: #0a0a0e;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.logs-meta-bar {
  display: flex;
  justify-content: space-between;
  padding: 0.5rem 0.85rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.72rem;
  color: var(--text-dim);
  font-family: var(--mono);
}

.logs-list {
  flex: 1;
  overflow-y: auto;
  font-family: var(--mono);
  font-size: 0.75rem;
}

.log-row {
  display: grid;
  grid-template-columns: 72px 52px 72px 1fr;
  gap: 0.5rem;
  padding: 0.4rem 0.75rem;
  border-left: 3px solid transparent;
  border-bottom: 1px solid rgba(255,255,255,0.03);
  cursor: default;
  align-items: start;
}

.log-row:hover { background: rgba(255,255,255,0.03); }
.log-row.expanded { background: rgba(45, 212, 191, 0.04); }

.log-row.level-debug { border-left-color: var(--text-dim); }
.log-row.level-info { border-left-color: var(--info); }
.log-row.level-warn { border-left-color: var(--warn); }
.log-row.level-error { border-left-color: var(--danger); background: rgba(251, 113, 133, 0.04); }

.log-time { color: var(--text-dim); white-space: nowrap; }
.log-level {
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.65rem;
  padding-top: 0.1rem;
}
.log-row.level-debug .log-level { color: var(--text-dim); }
.log-row.level-info .log-level { color: var(--info); }
.log-row.level-warn .log-level { color: var(--warn); }
.log-row.level-error .log-level { color: var(--danger); }

.log-cat {
  color: var(--accent);
  font-size: 0.65rem;
  text-transform: uppercase;
  padding-top: 0.1rem;
}

.log-msg { color: #d4d4dc; word-break: break-word; line-height: 1.4; }

.log-meta {
  grid-column: 1 / -1;
  margin-top: 0.35rem;
  padding: 0.5rem 0.65rem;
  background: #111116;
  border-radius: 6px;
  color: var(--text-muted);
  white-space: pre-wrap;
  display: none;
}

.log-row.expanded .log-meta { display: block; }

.log-link {
  color: var(--accent);
  cursor: pointer;
  text-decoration: underline;
  text-decoration-color: transparent;
}
.log-link:hover { text-decoration-color: var(--accent); }

.recent-activity {
  overflow-y: auto;
  max-height: none;
  height: 100%;
}

.recent-activity .log-row {
  grid-template-columns: 64px 1fr;
  font-size: 0.72rem;
}

@media (max-width: 1100px) {
  .grid-2 { grid-template-columns: 1fr; }
  .grid-stats { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 820px) {
  :root { --sidebar-w: 64px; }
  .logo h1, .logo .version, .nav-item span:not(.badge), .sidebar-foot { display: none; }
  .logo { padding: 1rem 0.75rem; }
  .logo-mark { justify-content: center; }
  .nav-item { justify-content: center; padding: 0.85rem; }
  .nav-item .badge { display: none; }
  .main { padding: 0.9rem; }
  #page-overview .page-body {
    grid-template-rows: auto auto minmax(0, 1fr);
  }
  #page-overview .ov-bottom { display: none; }
  .log-row { grid-template-columns: 56px 1fr; }
  .log-level, .log-cat { display: none; }
}