:root {
  --bg: #070d19;
  --bg-soft: #0b1324;
  --panel: rgba(17, 26, 46, 0.86);
  --panel-solid: #111a2e;
  --border: rgba(148, 163, 184, 0.14);
  --border-strong: rgba(148, 163, 184, 0.28);
  --text: #e2e8f0;
  --muted: #94a3b8;
  --accent: #38bdf8;
  --accent-2: #a78bfa;
  --good: #34d399;
  --warn: #fbbf24;
  --bad: #fb7185;
  --radius: 16px;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.35);
  font-family: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  background:
    radial-gradient(1100px 600px at 12% -10%, rgba(56, 189, 248, 0.12), transparent 60%),
    radial-gradient(900px 500px at 95% 0%, rgba(167, 139, 250, 0.1), transparent 55%),
    var(--bg);
  color: var(--text);
  padding: 0 24px 32px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  max-width: 1400px;
  margin: 0 auto;
  padding: 24px 0 18px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.logo {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 14px;
  font-size: 22px;
  color: #06121f;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 8px 24px rgba(56, 189, 248, 0.35);
}

h1,
h2 {
  margin: 0;
  letter-spacing: 0.01em;
}

h1 {
  font-size: 20px;
  font-weight: 700;
}

h2 {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
}

.brand p,
.muted {
  margin: 2px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.interval-control {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px 8px 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(17, 26, 46, 0.7);
  color: var(--muted);
  font-size: 12px;
}

select,
input {
  border: 1px solid var(--border);
  border-radius: 9px;
  background: #0c1526;
  color: var(--text);
  padding: 7px 9px;
  font: inherit;
  font-size: 13px;
  outline: none;
}

select:focus,
input:focus {
  border-color: rgba(56, 189, 248, 0.7);
  box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.14);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 13px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(17, 26, 46, 0.7);
  font-size: 12px;
  color: var(--muted);
  white-space: nowrap;
}

.badge .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--muted);
}

.badge-online {
  color: var(--good);
  border-color: rgba(52, 211, 153, 0.35);
}

.badge-online .dot {
  background: var(--good);
  box-shadow: 0 0 0 4px rgba(52, 211, 153, 0.12);
}

.badge-connecting {
  color: var(--warn);
  border-color: rgba(251, 191, 36, 0.35);
}

.badge-connecting .dot {
  background: var(--warn);
  animation: pulse 1.2s ease-in-out infinite;
}

.badge-offline {
  color: var(--bad);
  border-color: rgba(251, 113, 133, 0.32);
}

.badge-offline .dot {
  background: var(--bad);
}

@keyframes pulse {
  50% {
    opacity: 0.25;
  }
}

main {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(158px, 1fr));
  gap: 14px;
}

.card,
.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

.card {
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-height: 104px;
}

.card-label {
  color: var(--muted);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.card-value {
  font-size: 27px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
}

.card-sub {
  color: var(--muted);
  font-size: 11px;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.grid-charts {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
  gap: 18px;
}

.grid-bottom {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
  gap: 18px;
}

.panel {
  padding: 16px 18px 18px;
  min-width: 0;
}

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.legend {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--muted);
  font-size: 11px;
  white-space: nowrap;
}

.swatch {
  width: 8px;
  height: 8px;
  border-radius: 2px;
  display: inline-block;
}

.swatch-cpu {
  background: var(--accent);
}

.swatch-mem {
  background: var(--accent-2);
}

.swatch-temp {
  background: var(--bad);
}

.chart-wrap {
  position: relative;
  height: 268px;
}

.chart-wrap canvas {
  position: absolute;
  inset: 0;
  width: 100% !important;
  height: 100% !important;
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

th {
  color: var(--muted);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-align: left;
  padding: 0 10px 10px;
  border-bottom: 1px solid var(--border);
}

td {
  padding: 10px;
  border-bottom: 1px solid rgba(148, 163, 184, 0.08);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

tbody tr:last-child td {
  border-bottom: 0;
}

tbody tr:hover td {
  background: rgba(56, 189, 248, 0.04);
}

.num {
  text-align: right;
}

td.num {
  color: var(--text);
}

.proc-name {
  max-width: 220px;
  overflow: hidden;
  text-overflow: ellipsis;
  color: #cbd5e1;
}

.empty {
  color: var(--muted);
  text-align: center;
  padding: 22px 10px;
}

.meter {
  display: inline-block;
  width: 64px;
  height: 5px;
  border-radius: 999px;
  background: rgba(148, 163, 184, 0.16);
  margin-right: 8px;
  vertical-align: middle;
  overflow: hidden;
}

.meter span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
}

.export-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.export-form label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  color: var(--muted);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.export-form input {
  width: 100%;
}

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

.button {
  appearance: none;
  border: 1px solid var(--border-strong);
  border-radius: 10px;
  background: rgba(148, 163, 184, 0.08);
  color: var(--text);
  padding: 10px 16px;
  font: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.12s ease, background 0.12s ease, border-color 0.12s ease;
}

.button:hover {
  background: rgba(148, 163, 184, 0.16);
  transform: translateY(-1px);
}

.button.primary {
  background: linear-gradient(135deg, rgba(56, 189, 248, 0.95), rgba(167, 139, 250, 0.95));
  border-color: transparent;
  color: #06121f;
}

.button:active {
  transform: translateY(0);
}

footer {
  max-width: 1400px;
  margin: 22px auto 0;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 11px;
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 26px;
  transform: translate(-50%, 16px);
  padding: 11px 18px;
  border-radius: 12px;
  border: 1px solid var(--border-strong);
  background: #0f1a2e;
  color: var(--text);
  font-size: 13px;
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  z-index: 10;
}

.toast.visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

@media (max-width: 980px) {
  .grid-charts,
  .grid-bottom {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  body {
    padding: 0 14px 26px;
  }

  .topbar {
    padding-top: 18px;
  }

  .cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .card {
    padding: 14px;
    min-height: 96px;
  }

  .card-value {
    font-size: 23px;
  }

  .chart-wrap {
    height: 220px;
  }

  .interval-control span {
    display: none;
  }
}