:root {
  --bg0: #0c1210;
  --bg1: #141c18;
  --bg2: #1c2822;
  --line: rgba(140, 180, 160, 0.18);
  --text: #e6f0ea;
  --muted: #8aa396;
  --accent: #5eba8c;
  --accent-2: #c4a35a;
  --warn: #d4a017;
  --danger: #d4655a;
  --ok: #5eba8c;
  --font: 'DM Sans', system-ui, sans-serif;
  --mono: 'IBM Plex Mono', ui-monospace, monospace;
  --radius: 10px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  font-family: var(--font);
  color: var(--text);
  background: var(--bg0);
}

.bg-atmosphere {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(900px 500px at 10% -10%, rgba(94, 186, 140, 0.16), transparent 55%),
    radial-gradient(700px 400px at 90% 0%, rgba(196, 163, 90, 0.1), transparent 50%),
    linear-gradient(180deg, #101816 0%, var(--bg0) 45%, #0a0f0d 100%);
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem 1.5rem 0.75rem;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  gap: 0.85rem;
  align-items: center;
}

.brand-mark {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 8px;
  background:
    linear-gradient(145deg, rgba(94, 186, 140, 0.9), rgba(28, 40, 34, 0.2)),
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 3px,
      rgba(14, 20, 18, 0.35) 3px,
      rgba(14, 20, 18, 0.35) 4px
    );
  box-shadow: 0 0 0 1px var(--line);
  animation: pulseMark 3.2s ease-in-out infinite;
}

@keyframes pulseMark {
  0%,
  100% {
    filter: brightness(1);
    transform: scale(1);
  }
  50% {
    filter: brightness(1.15);
    transform: scale(1.03);
  }
}

.brand h1 {
  margin: 0;
  font-size: 1.55rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.tagline {
  margin: 0.15rem 0 0;
  color: var(--muted);
  font-size: 0.85rem;
}

.top-flags {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.flag {
  font-family: var(--mono);
  font-size: 0.72rem;
  padding: 0.35rem 0.55rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
}

.flag.active {
  color: var(--accent);
  border-color: rgba(94, 186, 140, 0.45);
}

.flag.warn {
  color: var(--warn);
  border-color: rgba(212, 160, 23, 0.5);
  animation: blink 1.2s step-end infinite;
}

@keyframes blink {
  50% {
    opacity: 0.45;
  }
}

.banner {
  margin: 0.5rem 1.5rem;
  padding: 0.75rem 1rem;
  background: rgba(196, 163, 90, 0.12);
  border: 1px solid rgba(196, 163, 90, 0.35);
  border-radius: var(--radius);
  color: #e8d9a8;
  font-size: 0.9rem;
}

.layout {
  display: grid;
  grid-template-columns: 280px 1fr 320px;
  grid-template-areas:
    'controls meters meters'
    'controls spectrum anomaly'
    'custody custody anomaly';
  gap: 1rem;
  padding: 0.75rem 1.5rem 2rem;
}

@media (max-width: 1100px) {
  .layout {
    grid-template-columns: 1fr;
    grid-template-areas:
      'controls'
      'meters'
      'spectrum'
      'anomaly'
      'custody';
  }
}

.controls {
  grid-area: controls;
}
.hero-meters {
  grid-area: meters;
}
.spectrum-panel {
  grid-area: spectrum;
}
.anomaly-wrap {
  grid-area: anomaly;
}
.custody-wrap {
  grid-area: custody;
}

.panel {
  background: linear-gradient(180deg, rgba(28, 40, 34, 0.85), rgba(14, 20, 18, 0.92));
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1rem 1.1rem 1.15rem;
  backdrop-filter: blur(6px);
}

.panel h2 {
  margin: 0 0 0.75rem;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  font-weight: 600;
}

.panel h2.sub {
  margin-top: 1rem;
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.btn {
  font-family: var(--font);
  font-weight: 600;
  font-size: 0.9rem;
  border: 1px solid var(--line);
  background: var(--bg2);
  color: var(--text);
  padding: 0.55rem 0.85rem;
  border-radius: 8px;
  cursor: pointer;
  transition: transform 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}

.btn:hover:not(:disabled) {
  border-color: rgba(94, 186, 140, 0.5);
  transform: translateY(-1px);
}

.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.btn.primary {
  background: linear-gradient(180deg, #6bc89a, #3d8f68);
  border-color: transparent;
  color: #07110c;
}

.btn.danger {
  border-color: rgba(212, 101, 90, 0.45);
  color: #f0b4ae;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  margin-bottom: 0.75rem;
}

.field.row {
  flex-direction: row;
  align-items: end;
  gap: 0.5rem;
}

.field.row > div {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

label {
  font-size: 0.78rem;
  color: var(--muted);
}

input,
select {
  font-family: var(--font);
  background: var(--bg0);
  border: 1px solid var(--line);
  color: var(--text);
  border-radius: 8px;
  padding: 0.5rem 0.65rem;
}

.status {
  font-size: 0.88rem;
  color: var(--accent);
  min-height: 2.4em;
}

.disclaimer {
  font-size: 0.75rem;
  color: var(--muted);
  line-height: 1.45;
  margin: 0.5rem 0 0;
}

.meter-hero {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: 0.75rem;
}

@media (max-width: 700px) {
  .meter-hero {
    grid-template-columns: 1fr 1fr;
  }
}

.meter-block {
  background: rgba(0, 0, 0, 0.22);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.85rem;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.meter-block.primary {
  background: linear-gradient(160deg, rgba(94, 186, 140, 0.18), rgba(0, 0, 0, 0.25));
  animation: meterGlow 2.8s ease-in-out infinite;
}

@keyframes meterGlow {
  0%,
  100% {
    box-shadow: inset 0 0 0 rgba(94, 186, 140, 0);
  }
  50% {
    box-shadow: inset 0 0 24px rgba(94, 186, 140, 0.12);
  }
}

.meter-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.meter-value {
  font-family: var(--mono);
  font-size: 2rem;
  font-weight: 500;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.meter-block.primary .meter-value {
  font-size: 2.6rem;
}

.meter-unit {
  font-size: 0.8rem;
  color: var(--muted);
}

.meter-grid {
  margin-top: 0.85rem;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 0.45rem;
}

.meter-grid div {
  background: rgba(0, 0, 0, 0.18);
  border-radius: 8px;
  padding: 0.45rem 0.55rem;
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  font-size: 0.8rem;
}

.meter-grid span {
  color: var(--muted);
}

.meter-grid strong {
  font-family: var(--mono);
  font-weight: 500;
}

canvas {
  width: 100%;
  display: block;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: #0e1412;
}

#spectrum {
  height: 220px;
}

#levelChart {
  height: 120px;
}

.anomaly-score {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.score-ring {
  --p: 0;
  width: 72px;
  height: 72px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: conic-gradient(var(--accent) calc(var(--p) * 1%), rgba(255, 255, 255, 0.08) 0);
  position: relative;
}

.score-ring::before {
  content: '';
  position: absolute;
  inset: 6px;
  border-radius: 50%;
  background: var(--bg1);
}

.score-ring span {
  position: relative;
  font-family: var(--mono);
  font-size: 0.9rem;
}

.severity-pill {
  display: inline-block;
  margin: 0.35rem 0;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border: 1px solid var(--line);
}

.severity-pill.severity-warn,
.event-card.severity-warn {
  border-color: rgba(212, 160, 23, 0.5);
  color: #f0d78c;
}

.severity-pill.severity-critical,
.event-card.severity-critical {
  border-color: rgba(212, 101, 90, 0.55);
  color: #f0b4ae;
}

.severity-pill.severity-none,
.severity-pill.severity-warming,
.severity-pill.severity-info {
  color: var(--muted);
}

.event-list {
  max-height: 360px;
  overflow: auto;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.event-card {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.55rem 0.7rem;
  background: rgba(0, 0, 0, 0.2);
  animation: fadeIn 0.35s ease;
}

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

.event-card header {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  font-size: 0.72rem;
  color: var(--muted);
  font-family: var(--mono);
}

.event-card p {
  margin: 0.35rem 0 0;
  font-size: 0.88rem;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  margin-top: 0.4rem;
}

.tags span {
  font-size: 0.68rem;
  padding: 0.15rem 0.4rem;
  border-radius: 999px;
  background: rgba(94, 186, 140, 0.12);
  color: var(--accent);
}

.custody-grid {
  display: grid;
  gap: 0.55rem;
  margin-bottom: 0.85rem;
}

.custody-grid div {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.85rem;
}

.custody-grid span {
  color: var(--muted);
}

.custody-grid .hash {
  flex-direction: column;
  align-items: stretch;
}

.custody-grid code {
  font-family: var(--mono);
  font-size: 0.68rem;
  word-break: break-all;
  color: var(--accent-2);
  margin-top: 0.2rem;
}

.ok {
  color: var(--ok);
}
.bad {
  color: var(--danger);
}

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

.small {
  font-size: 0.75rem;
}

.footer {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  padding: 0 1.5rem 1.5rem;
  color: var(--muted);
  font-size: 0.75rem;
}