/* ---- Top Bar ---- */
.topbar {
  --topbar-pill-h: 28px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 5px 14px;
  background: linear-gradient(180deg, var(--bg-toolbar) 0%, #0e121a 100%);
  border-bottom: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-chrome);
  flex-shrink: 0;
  min-height: 40px;
}

.topbar-title {
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.01em;
  margin-right: auto;
  color: var(--text);
  flex-shrink: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: min(260px, 28vw);
}

/* ---- Browser download strip (sidebar footer, above Help) ---- */
.topbar-stop-btn {
  height: var(--topbar-pill-h);
  box-sizing: border-box;
  margin-right: 6px;
  padding: 0 12px;
  font-size: 11px;
  font-weight: 600;
  font-family: inherit;
  border: 1px solid rgba(232, 93, 76, 0.65);
  border-radius: var(--radius-md);
  background: var(--danger);
  color: #fff;
  cursor: pointer;
  transition: background var(--transition-fast), border-color var(--transition-fast), filter var(--transition-fast), box-shadow var(--transition-fast);
  flex-shrink: 0;
  white-space: nowrap;
}

.topbar-stop-btn:hover {
  filter: brightness(1.06);
  border-color: var(--danger);
}

.topbar-stop-btn:active {
  filter: brightness(0.92);
}

.mode-toggle {
  display: flex;
  align-items: stretch;
  height: var(--topbar-pill-h);
  box-sizing: border-box;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  background: rgba(0, 0, 0, 0.2);
}

.machine-tz-indicator {
  height: var(--topbar-pill-h);
  box-sizing: border-box;
  display: inline-flex;
  align-items: center;
  padding: 0 9px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  background: var(--bg-card);
  color: var(--text-muted);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.02em;
  line-height: 1;
  white-space: nowrap;
  flex-shrink: 0;
  cursor: default;
  user-select: none;
}

.sys-stats-panel {
  display: flex;
  align-items: stretch;
  gap: 8px;
  margin-right: 8px;
  flex-shrink: 0;
}

.sys-stat-card {
  max-width: 100%;
  height: var(--topbar-pill-h);
  box-sizing: border-box;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  background: var(--bg-card);
  padding: 0 8px 0 9px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow: hidden;
}

.sys-stat-card:not(.sys-stat-card--ram) {
  min-width: 108px;
  flex-shrink: 0;
}

.sys-stat-card--ram {
  box-sizing: border-box;
  width: max-content;
  max-width: 100%;
  min-width: 0;
  padding: 0 8px;
  flex-shrink: 1;
}

.sys-stat-card--ram .sys-stat-head {
  line-height: 1;
  gap: 4px;
  width: auto;
  min-width: 0;
}

.sys-stat-card--ram .sys-stat-values {
  flex: 0 0 auto;
  align-items: center;
  gap: 4px;
  overflow: visible;
  min-width: 0;
}

.sys-stat-card--ram .sys-stats-label {
  font-size: 10px;
}

.sys-stat-card--ram .sys-stats-value {
  flex-shrink: 0;
  min-width: 0;
  font-size: 10px;
  font-weight: 600;
  max-width: none;
  overflow: visible;
  text-overflow: clip;
}

.sys-stat-card--ram .sys-stats-bytes {
  flex: 0 1 auto;
  font-size: 9px;
  font-weight: 500;
  letter-spacing: -0.02em;
  white-space: nowrap;
}

.sys-stat-card--ram .sys-stats-label,
.sys-stat-card--ram .sys-stats-value,
.sys-stat-card--ram .sys-stats-bytes {
  line-height: 1;
}

.sys-stat-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  min-width: 0;
  width: 100%;
}

.sys-stat-values {
  display: flex;
  align-items: baseline;
  justify-content: flex-end;
  gap: 4px;
  flex: 1;
  min-width: 0;
}

.sys-stats-bytes {
  font-size: 10px;
  font-weight: 500;
  color: var(--text-dim);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 1;
  min-width: 0;
  font-variant-numeric: tabular-nums;
}

.sys-stats-label {
  font-size: 11px;
  color: var(--text-dim);
  flex-shrink: 0;
}

.sys-stats-value {
  font-size: 12px;
  font-weight: 600;
  color: var(--text);
  flex-shrink: 0;
}

/* CPU card keeps label + percent only; RAM uses .sys-stat-values wrapper */
.sys-stat-card:not(.sys-stat-card--ram) .sys-stats-value {
  text-align: right;
}

.mode-btn {
  height: 100%;
  box-sizing: border-box;
  padding: 0 12px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.02em;
  border: none;
  cursor: pointer;
  background: transparent;
  color: var(--text-dim);
  transition: background var(--transition-ui), color var(--transition-ui);
  display: flex;
  align-items: center;
  gap: 6px;
}

.mode-btn.active-live {
  background: linear-gradient(180deg, var(--accent-hover) 0%, var(--accent) 100%);
  color: #fff;
  box-shadow: 0 0 12px var(--accent-glow);
}

.mode-btn.active-playback {
  background: linear-gradient(180deg, #f06a5a 0%, var(--danger) 100%);
  color: #fff;
  box-shadow: 0 0 12px rgba(212, 90, 74, 0.35);
}

.mode-btn:hover:not(.active-live):not(.active-playback) {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
}

.live-layout-wrap {
  position: relative;
  display: none;
  align-items: center;
}

.live-layout-wrap.visible {
  display: flex;
}

.layout-menu-btn {
  height: var(--topbar-pill-h);
  box-sizing: border-box;
  padding: 0 11px;
  font-size: 11px;
  font-weight: 600;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  cursor: pointer;
  background: var(--bg-card);
  color: var(--text-dim);
  transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
  display: inline-flex;
  align-items: center;
}

.layout-menu-btn:hover {
  border-color: var(--border-strong);
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
}

.layout-menu {
  display: none;
  position: absolute;
  top: calc(100% + 5px);
  right: 0;
  z-index: 300;
  background: var(--bg-card-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 8px;
  box-shadow: var(--shadow-elevated);
  min-width: 280px;
  max-height: min(70vh, 420px);
  overflow-y: auto;
}

.layout-menu.open {
  display: block;
}

.layout-menu-title {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
  padding: 0 4px;
}

.layout-menu-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
}

.layout-option {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  padding: 8px 6px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  background: var(--bg-card);
  color: var(--text-dim);
  cursor: pointer;
  font-size: 10px;
  font-weight: 500;
  transition: border-color var(--transition-fast), background var(--transition-fast), color var(--transition-fast), box-shadow var(--transition-fast);
}

.layout-option:hover {
  border-color: var(--border-strong);
  color: var(--text);
}

.layout-option.active {
  border-color: var(--border-strong);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
}

.layout-option svg {
  color: var(--text-dim);
  opacity: 0.85;
}

.layout-option.active svg {
  opacity: 1;
}