:root {
  color-scheme: dark;
  --bg: #07110d;
  --surface: #0e1c16;
  --surface-raised: #13261d;
  --border: #234334;
  --text: #ecf5ef;
  --muted: #8fac9a;
  --accent: #56d58b;
  --accent-strong: #7cf3aa;
  --warning: #f2be5c;
  --danger: #f27d72;
  --receive: #56d58b;
  --transmit: #70a7ff;
  --shadow: 0 24px 80px rgb(0 0 0 / 32%);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--bg);
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 15% -10%, rgb(86 213 139 / 13%), transparent 32rem),
    radial-gradient(circle at 85% 10%, rgb(59 130 246 / 8%), transparent 30rem),
    var(--bg);
}

button,
input {
  font: inherit;
}

button {
  cursor: pointer;
}

button:disabled {
  cursor: wait;
  opacity: 0.65;
}

code {
  color: var(--accent-strong);
}

[hidden] {
  display: none !important;
}

.muted {
  color: var(--muted);
}

.eyebrow {
  margin: 0 0 0.45rem;
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.login-shell {
  display: grid;
  min-height: 100vh;
  padding: 2rem;
  place-items: center;
}

.login-card {
  width: min(100%, 430px);
  padding: 2.5rem;
  border: 1px solid var(--border);
  border-radius: 24px;
  background: linear-gradient(145deg, rgb(19 38 29 / 95%), rgb(9 22 16 / 98%));
  box-shadow: var(--shadow);
}

.login-card h1,
.status-band h1 {
  margin: 0.25rem 0 0.75rem;
  font-size: clamp(2rem, 5vw, 3rem);
  letter-spacing: -0.045em;
}

.brand-mark {
  display: grid;
  width: 4rem;
  height: 4rem;
  margin-bottom: 1.4rem;
  border: 1px solid rgb(124 243 170 / 35%);
  border-radius: 18px;
  background: rgb(86 213 139 / 12%);
  color: var(--accent-strong);
  font-weight: 850;
  letter-spacing: -0.06em;
  place-items: center;
}

.brand-mark.small {
  width: 2.7rem;
  height: 2.7rem;
  margin: 0;
  border-radius: 12px;
  font-size: 0.85rem;
}

.login-card form {
  display: grid;
  gap: 1rem;
  margin-top: 2rem;
}

label {
  display: grid;
  gap: 0.5rem;
  color: #cfe2d5;
  font-size: 0.88rem;
  font-weight: 650;
}

input {
  width: 100%;
  padding: 0.85rem 0.95rem;
  border: 1px solid var(--border);
  border-radius: 12px;
  outline: none;
  background: rgb(2 9 6 / 46%);
  color: var(--text);
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgb(86 213 139 / 14%);
}

button {
  border: 1px solid transparent;
  border-radius: 11px;
  padding: 0.75rem 1rem;
  background: var(--accent);
  color: #06130c;
  font-weight: 750;
}

button:hover {
  filter: brightness(1.06);
}

button.secondary {
  border-color: var(--border);
  background: var(--surface-raised);
  color: var(--text);
}

button.ghost {
  border-color: transparent;
  background: transparent;
  color: var(--muted);
}

.form-error {
  min-height: 1.4rem;
  margin: 0;
  color: var(--danger);
  font-size: 0.86rem;
}

.setup-message {
  margin: 1.25rem 0 0;
  padding: 0.9rem;
  border: 1px solid rgb(242 190 92 / 35%);
  border-radius: 12px;
  background: rgb(242 190 92 / 8%);
  color: #f8d58d;
  font-size: 0.88rem;
  line-height: 1.55;
}

.app-shell {
  min-height: 100vh;
}

.topbar {
  position: sticky;
  z-index: 10;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem max(1.25rem, calc((100vw - 1400px) / 2));
  border-bottom: 1px solid rgb(35 67 52 / 75%);
  background: rgb(7 17 13 / 84%);
  backdrop-filter: blur(18px);
}

.brand,
.topbar-actions {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.brand div {
  display: grid;
  gap: 0.1rem;
}

.brand .muted {
  font-size: 0.78rem;
}

.dashboard {
  width: min(1400px, calc(100% - 2.5rem));
  margin: 0 auto;
  padding: 2rem 0 4rem;
}

.status-band {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 1.25rem;
  padding: 1.8rem;
  border: 1px solid var(--border);
  border-radius: 22px;
  background: linear-gradient(120deg, rgb(19 38 29 / 88%), rgb(9 22 16 / 90%));
}

.status-band h1 {
  font-size: clamp(1.8rem, 3vw, 2.7rem);
}

.status-band p {
  margin-bottom: 0;
}

.pill {
  flex: 0 0 auto;
  padding: 0.5rem 0.8rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 750;
}

.pill.healthy {
  background: rgb(86 213 139 / 14%);
  color: var(--accent-strong);
}

.pill.warning {
  background: rgb(242 190 92 / 14%);
  color: var(--warning);
}

.pill.critical {
  background: rgb(242 125 114 / 14%);
  color: var(--danger);
}

.pill.neutral {
  background: rgb(143 172 154 / 12%);
  color: var(--muted);
}

.warning {
  padding: 0.9rem 1rem;
  border: 1px solid rgb(242 190 92 / 34%);
  border-radius: 13px;
  background: rgb(242 190 92 / 8%);
  color: #f4d496;
}

.metric-grid,
.chart-grid,
.detail-grid {
  display: grid;
  gap: 1rem;
}

.metric-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-bottom: 1rem;
}

.metric-card,
.panel {
  border: 1px solid var(--border);
  background: linear-gradient(145deg, rgb(15 30 23 / 92%), rgb(10 24 17 / 92%));
  box-shadow: 0 12px 40px rgb(0 0 0 / 16%);
}

.metric-card {
  display: grid;
  gap: 0.8rem;
  min-height: 145px;
  padding: 1.25rem;
  border-radius: 18px;
}

.metric-card strong {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  letter-spacing: -0.04em;
}

.metric-label {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.metric-detail {
  align-self: end;
  color: var(--muted);
  font-size: 0.82rem;
}

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

.detail-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 1rem;
}

.panel {
  min-width: 0;
  padding: 1.25rem;
  border-radius: 18px;
}

.panel.wide {
  grid-column: 1 / -1;
}

.panel h2 {
  margin: 0;
  font-size: 1.15rem;
}

.panel-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.chart {
  display: block;
  width: 100%;
  height: auto;
  margin-top: 1rem;
  overflow: visible;
}

.chart .grid-line {
  stroke: #234334;
  stroke-width: 1;
}

.chart .area {
  fill: rgb(86 213 139 / 10%);
}

.chart .line {
  fill: none;
  stroke: var(--accent);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2.5;
}

.chart .line.transmit {
  stroke: var(--transmit);
}

.chart .axis-text {
  fill: var(--muted);
  font-size: 10px;
}

.legend {
  display: flex;
  gap: 1.25rem;
  margin-top: 0.5rem;
  color: var(--muted);
  font-size: 0.78rem;
}

.legend i {
  display: inline-block;
  width: 9px;
  height: 9px;
  margin-right: 0.35rem;
  border-radius: 50%;
}

.legend-receive {
  background: var(--receive);
}

.legend-transmit {
  background: var(--transmit);
}

.details {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 0.85rem 1.5rem;
  margin: 1.25rem 0 0;
}

.details dt {
  color: var(--muted);
}

.details dd {
  margin: 0;
  overflow-wrap: anywhere;
  text-align: right;
}

.filesystem-list {
  display: grid;
  gap: 1rem;
  margin-top: 1.25rem;
}

.filesystem-row {
  display: grid;
  gap: 0.45rem;
}

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

.filesystem-head span:last-child {
  color: var(--muted);
}

.progress {
  width: 100%;
  height: 7px;
  appearance: none;
  overflow: hidden;
  border: 0;
  border-radius: 999px;
  background: #1a3227;
}

.progress::-webkit-progress-bar {
  border-radius: inherit;
  background: #1a3227;
}

.progress::-webkit-progress-value {
  border-radius: inherit;
  background: var(--accent);
}

.progress::-moz-progress-bar {
  border-radius: inherit;
  background: var(--accent);
}

.progress.warning::-webkit-progress-value {
  background: var(--warning);
}

.progress.warning::-moz-progress-bar {
  background: var(--warning);
}

.progress.critical::-webkit-progress-value {
  background: var(--danger);
}

.progress.critical::-moz-progress-bar {
  background: var(--danger);
}

noscript {
  display: block;
  padding: 2rem;
  text-align: center;
}

@media (max-width: 900px) {
  .metric-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .chart-grid,
  .detail-grid {
    grid-template-columns: 1fr;
  }

  .panel.wide {
    grid-column: auto;
  }
}

@media (max-width: 620px) {
  .login-shell {
    padding: 1rem;
  }

  .login-card {
    padding: 1.5rem;
  }

  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .topbar-actions {
    width: 100%;
    flex-wrap: wrap;
  }

  .topbar-actions .muted {
    margin-right: auto;
  }

  .dashboard {
    width: min(100% - 1.5rem, 1400px);
    padding-top: 1rem;
  }

  .status-band {
    align-items: flex-start;
    flex-direction: column;
    padding: 1.25rem;
  }

  .metric-grid {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    scroll-behavior: auto !important;
    transition: none !important;
  }
}