.btn, .seg-btn, .icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-height: 34px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.045);
  color: var(--text);
  font-weight: 850;
  font-size: 12px;
  transition: 130ms ease;
}
.btn { padding: 0 12px; }
.icon-btn { width: 36px; padding: 0; }
.btn:hover, .seg-btn:hover, .icon-btn:hover,
.btn:focus-visible, .seg-btn:focus-visible, .icon-btn:focus-visible {
  outline: none;
  border-color: rgba(77, 163, 255, .44);
  background: var(--accent-soft);
  color: var(--text-strong);
}
.btn.primary, .seg-btn.is-active {
  border-color: rgba(77, 163, 255, .52);
  background: linear-gradient(135deg, rgba(77, 163, 255, .28), rgba(77, 163, 255, .12));
  color: var(--text-strong);
}
.btn.danger { background: var(--danger-soft); color: var(--danger); border-color: rgba(255,90,85,.38); }
.btn.ok { background: var(--ok-soft); color: var(--ok); border-color: rgba(56,214,107,.38); }
.btn.warn { background: var(--warn-soft); color: var(--warn); border-color: rgba(245,197,66,.38); }

.segmented {
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(0,0,0,.12);
}
.seg-btn { min-height: 28px; padding: 0 10px; border-radius: 7px; }

.card, .panel {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, var(--surface-2), var(--surface));
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(20px);
}
.card { padding: 15px; }
.panel { padding: 16px; min-width: 0; }
.panel-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 13px;
}
.panel-title-row h2, .panel-title-row h3 {
  margin: 0;
  color: var(--text-strong);
  font-size: 15px;
  letter-spacing: -.01em;
}
.panel-title-row small { color: var(--muted); }

.kpi-card {
  position: relative;
  overflow: hidden;
  min-height: 98px;
}
.kpi-card::after {
  content: "";
  position: absolute;
  right: -30px;
  bottom: -48px;
  width: 110px;
  height: 110px;
  border-radius: 50%;
  background: var(--accent-soft);
  filter: blur(8px);
}
.kpi-label { color: var(--muted); font-size: 12px; font-weight: 800; }
.kpi-value {
  display: flex;
  align-items: baseline;
  gap: 9px;
  margin-top: 12px;
  color: var(--text-strong);
  font-size: 28px;
  line-height: 1;
  font-weight: 950;
  letter-spacing: -.04em;
}
.kpi-value small { color: var(--muted); font-size: 12px; letter-spacing: 0; }
.kpi-card.ok .kpi-value { color: var(--ok); }
.kpi-card.warn .kpi-value { color: var(--warn); }
.kpi-card.danger .kpi-value { color: var(--danger); }
.kpi-card.purple .kpi-value { color: var(--purple); }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 22px;
  padding: 3px 8px;
  border-radius: 7px;
  font-size: 11px;
  font-weight: 950;
  line-height: 1;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.04);
  color: var(--text);
}
.badge.ok, .badge.running { border-color: rgba(56,214,107,.38); color: var(--ok); background: var(--ok-soft); }
.badge.warn, .badge.warning { border-color: rgba(245,197,66,.42); color: var(--warn); background: var(--warn-soft); }
.badge.danger, .badge.offline, .badge.error { border-color: rgba(255,90,85,.42); color: var(--danger); background: var(--danger-soft); }
.badge.info { border-color: rgba(77,163,255,.38); color: var(--accent-2); background: var(--accent-soft); }

.controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 9px;
  margin-bottom: 13px;
}
.input, .select {
  min-height: 34px;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(4, 13, 23, .48);
  color: var(--text);
  padding: 0 11px;
  outline: none;
}
html[data-theme="light"] .input, html[data-theme="light"] .select {
  background: rgba(255,255,255,.82);
}
.input:focus, .select:focus { border-color: rgba(77,163,255,.58); box-shadow: 0 0 0 3px rgba(77,163,255,.14); }
.input.search { max-width: 280px; }
.input.date { max-width: 150px; }
.select.compact { width: auto; min-width: 120px; }

.table-wrap {
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}
table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
}
th, td {
  padding: 12px 12px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  font-size: 12px;
  vertical-align: middle;
}
th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--glass-strong);
  color: var(--muted);
  font-size: 11px;
  text-transform: none;
}
td strong { color: var(--text-strong); }
td .sub { display: block; margin-top: 4px; color: var(--muted); font-size: 11px; }
tr:hover td { background: rgba(77,163,255,.05); }

.metric-list { display: grid; gap: 9px; }
.metric-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 32px;
  padding: 8px 0;
  border-bottom: 1px dashed var(--line);
  color: var(--muted);
  font-size: 12px;
}
.metric-row:last-child { border-bottom: 0; }
.metric-row b { color: var(--text-strong); }
.metric-row .ok { color: var(--ok); }
.metric-row .warn { color: var(--warn); }
.metric-row .danger { color: var(--danger); }

.chart-box {
  position: relative;
  min-height: 230px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background:
    linear-gradient(180deg, rgba(77,163,255,.08), transparent 32%),
    radial-gradient(circle at 50% 100%, rgba(56,214,107,.13), transparent 55%),
    rgba(0,0,0,.11);
  overflow: hidden;
}
.chart-box.compact { min-height: 170px; }
.chart-box canvas {
  display: block;
  width: 100%;
  height: 100%;
}
.spark {
  width: 118px;
  height: 38px;
  display: block;
}
.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 9px;
  color: var(--muted);
  font-size: 11px;
}
.legend span::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 5px;
  border-radius: 999px;
  background: currentColor;
}
.legend .snippet { color: var(--snippet); }
.legend .visa { color: var(--visa); }
.legend .gpib { color: var(--gpib); }
.legend .lan { color: var(--lan); }

.event-list { display: grid; gap: 7px; }
.event-item {
  display: grid;
  grid-template-columns: 72px minmax(0,1fr) auto;
  gap: 10px;
  align-items: center;
  min-height: 34px;
  padding: 8px 0;
  border-bottom: 1px dashed var(--line);
  font-size: 12px;
}
.event-item:last-child { border-bottom: 0; }
.event-time { color: var(--muted); font-variant-numeric: tabular-nums; }
.event-title { color: var(--text-strong); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.event-msg { color: var(--muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  display: inline-block;
  background: var(--muted);
}
.status-dot.ok { background: var(--ok); box-shadow: 0 0 13px var(--ok); }
.status-dot.warn { background: var(--warn); box-shadow: 0 0 13px var(--warn); }
.status-dot.danger { background: var(--danger); box-shadow: 0 0 13px var(--danger); }

.toast-stack {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 300;
  display: grid;
  gap: 8px;
}
.toast {
  width: min(360px, calc(100vw - 28px));
  padding: 12px 14px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-md);
  background: var(--glass-strong);
  color: var(--text);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(20px);
}
.toast b { display: block; color: var(--text-strong); margin-bottom: 3px; }
.toast.error { border-color: rgba(255,90,85,.38); }

.skeleton {
  min-height: 12px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(255,255,255,.05), rgba(255,255,255,.14), rgba(255,255,255,.05));
  background-size: 200% 100%;
  animation: shimmer 1.1s infinite linear;
}
@keyframes shimmer { to { background-position: -200% 0; } }

.form-grid { display: grid; gap: 10px; }
.form-grid.two { grid-template-columns: repeat(2, minmax(0,1fr)); }
.form-row label {
  display: block;
  margin-bottom: 5px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 850;
}
.toolbar-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 14px;
}

.mobile-card-list { display: none; gap: 10px; }
.mobile-device-card {
  display: grid;
  gap: 9px;
  padding: 13px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,.04);
}
.mobile-device-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}
.mobile-device-head b { color: var(--text-strong); }
.mobile-device-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}
.mobile-device-meta div {
  padding: 9px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,.035);
}
.mobile-device-meta small { display: block; color: var(--muted); margin-bottom: 4px; }
.mobile-device-meta strong { color: var(--text-strong); }

@media (max-width: 760px) {
  .controls { display: grid; grid-template-columns: 1fr 1fr; }
  .input.search, .input.date, .select.compact { max-width: none; width: 100%; }
  .table-wrap.mobile-hidden { display: none; }
  .mobile-card-list { display: grid; }
  .event-item { grid-template-columns: 62px minmax(0,1fr); }
  .event-msg { grid-column: 2; }
  .form-grid.two { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .kpi-card { min-height: 86px; padding: 12px; }
  .kpi-value { font-size: 23px; }
  .panel, .card { padding: 13px; }
  .controls { grid-template-columns: 1fr; }
  .chart-box { min-height: 210px; }
  .chart-box.compact { min-height: 160px; }
  .mobile-device-meta { grid-template-columns: 1fr 1fr; }
}