:root {
  --bg-top: #07111e;
  --bg-bottom: #03060d;
  --panel: rgba(10, 19, 33, 0.9);
  --panel-strong: rgba(8, 16, 28, 0.96);
  --line: rgba(139, 186, 255, 0.18);
  --line-strong: rgba(246, 192, 94, 0.35);
  --text-main: #f7f1e6;
  --text-soft: #bbc7da;
  --text-dim: #7f92ac;
  --accent-warm: #f6c05e;
  --accent-cool: #8ec0ff;
  --accent-danger: #ff8b74;
  --accent-success: #8dd6a8;
  --badge-live: #8ec0ff;
  --badge-mixed: #c0a6ff;
  --badge-cache: #f6c05e;
  --badge-fallback: #ff8b74;
  --shadow: 0 26px 70px rgba(0, 0, 0, 0.42);
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --font-body: "Avenir Next", "Segoe UI", "Helvetica Neue", sans-serif;
  --font-mono: "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 16px;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  color: var(--text-main);
  background:
    radial-gradient(circle at top left, rgba(142, 192, 255, 0.16), transparent 34%),
    radial-gradient(circle at top right, rgba(246, 192, 94, 0.15), transparent 26%),
    linear-gradient(180deg, var(--bg-top), var(--bg-bottom));
}

button,
a,
input,
textarea,
select {
  font: inherit;
}

a {
  color: inherit;
}

.page-shell {
  width: min(100%, 82rem);
  margin: 0 auto;
  padding: 1rem 1rem 2.5rem;
}

.masthead {
  position: relative;
  padding: 1.15rem 0 1.6rem;
}

.masthead::after {
  content: "";
  position: absolute;
  inset-inline: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line-strong), transparent);
}

.eyebrow,
.card-eyebrow,
.system-label,
.meta-grid dt,
.metric-grid dt,
.status-badge,
.console-message {
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.15em;
}

.eyebrow {
  margin: 0 0 0.7rem;
  color: var(--accent-warm);
  font-size: 0.73rem;
}

.service-title {
  margin: 0;
  font-size: clamp(2.15rem, 8vw, 4.7rem);
  line-height: 0.95;
  letter-spacing: 0.04em;
}

.service-copy {
  max-width: 46rem;
  margin: 0.95rem 0 0;
  color: var(--text-soft);
  line-height: 1.72;
}

.dashboard {
  margin-top: 1.2rem;
}

.system-bar,
.console-card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), transparent 38%),
    var(--panel);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.system-bar::before,
.console-card::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  border-radius: inherit;
  background:
    linear-gradient(135deg, rgba(246, 192, 94, 0.08), transparent 36%),
    linear-gradient(315deg, rgba(142, 192, 255, 0.08), transparent 38%);
}

.system-bar {
  display: grid;
  gap: 0.9rem;
  padding: 1rem;
}

.system-bar__item {
  display: grid;
  gap: 0.25rem;
}

.system-bar__item strong {
  font-size: 1rem;
  line-height: 1.4;
}

.console-message {
  margin: 0.95rem 0 0;
  color: var(--text-dim);
  font-size: 0.7rem;
}

.console-message.is-error {
  color: var(--accent-danger);
}

.dashboard-grid {
  display: grid;
  gap: 1rem;
  margin-top: 1rem;
}

.console-card {
  padding: 1rem;
}

.card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.8rem;
}

.card-eyebrow {
  margin: 0 0 0.5rem;
  color: var(--text-dim);
  font-size: 0.68rem;
}

.card-title {
  margin: 0;
  font-size: clamp(1.35rem, 5vw, 2rem);
  line-height: 1.1;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.2rem;
  padding: 0.45rem 0.75rem;
  border: 1px solid currentColor;
  border-radius: 999px;
  font-size: 0.68rem;
  white-space: nowrap;
}

.status-badge--live {
  color: var(--badge-live);
  background: rgba(142, 192, 255, 0.12);
}

.status-badge--mixed {
  color: var(--badge-mixed);
  background: rgba(192, 166, 255, 0.12);
}

.status-badge--cache {
  color: var(--badge-cache);
  background: rgba(246, 192, 94, 0.12);
}

.status-badge--fallback {
  color: var(--badge-fallback);
  background: rgba(255, 139, 116, 0.12);
}

.hero-metric {
  display: grid;
  gap: 0.35rem;
  margin-top: 1rem;
  padding: 1rem;
  border: 1px solid rgba(142, 192, 255, 0.16);
  border-radius: var(--radius-md);
  background: rgba(7, 16, 28, 0.58);
}

.hero-metric--compact {
  margin-bottom: 1rem;
}

.hero-metric__label {
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
}

.hero-metric__value {
  font-size: clamp(1.8rem, 7vw, 3rem);
  line-height: 1;
}

.card-summary {
  margin: 1rem 0 0;
  color: var(--text-soft);
  line-height: 1.72;
}

.metric-grid,
.meta-grid {
  display: grid;
  gap: 0.8rem;
  margin: 1rem 0 0;
}

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

.metric-grid__item,
.meta-grid div {
  padding: 0.85rem;
  border: 1px solid rgba(142, 192, 255, 0.14);
  border-radius: var(--radius-sm);
  background: rgba(7, 16, 28, 0.48);
}

.metric-grid__item--accent {
  border-color: rgba(246, 192, 94, 0.24);
}

.metric-grid__item--wide {
  grid-column: 1 / -1;
}

.metric-grid dt,
.meta-grid dt {
  margin: 0 0 0.35rem;
  color: var(--text-dim);
  font-size: 0.68rem;
}

.metric-grid dd,
.meta-grid dd {
  margin: 0;
  color: var(--text-main);
  line-height: 1.5;
  word-break: break-word;
}

.meta-grid dd.has-error {
  color: var(--accent-danger);
}

.events-list {
  display: grid;
  gap: 0.85rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.event-item {
  padding: 0.95rem;
  border: 1px solid rgba(142, 192, 255, 0.14);
  border-radius: var(--radius-md);
  background: rgba(7, 16, 28, 0.48);
}

.event-item--empty {
  color: var(--text-dim);
}

.event-item__title {
  margin: 0;
  font-size: 1rem;
  line-height: 1.4;
}

.event-item__meta {
  margin: 0.45rem 0 0;
  color: var(--accent-cool);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
}

.event-item__summary {
  margin: 0.65rem 0 0;
  color: var(--text-soft);
  line-height: 1.65;
}

.event-item__link {
  display: inline-flex;
  margin-top: 0.75rem;
  color: var(--accent-warm);
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
}

.sparkline-block {
  margin-top: 1rem;
  padding: 0.95rem;
  border: 1px solid rgba(142, 192, 255, 0.14);
  border-radius: var(--radius-md);
  background: rgba(7, 16, 28, 0.48);
}

.sparkline-block__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.sparkline-block__label {
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
}

.sparkline {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(0, 1fr);
  align-items: end;
  gap: 0.35rem;
  min-height: 4.5rem;
  margin-top: 0.9rem;
}

.sparkline__bar {
  display: block;
  width: 100%;
  min-height: 0.5rem;
  border-radius: 999px;
  background: linear-gradient(180deg, var(--accent-cool), var(--accent-warm));
  opacity: 0.78;
}

.sparkline__bar.is-latest {
  opacity: 1;
  box-shadow: 0 0 16px rgba(142, 192, 255, 0.35);
}

.sparkline__empty {
  color: var(--text-dim);
  font-size: 0.9rem;
}

.noscript-note {
  width: min(100% - 2rem, 40rem);
  margin: 1rem auto 2rem;
  padding: 1rem;
  color: var(--accent-danger);
  text-align: center;
}

@media (min-width: 720px) {
  .page-shell {
    padding: 1.75rem 1.4rem 3rem;
  }

  .system-bar {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    align-items: end;
  }

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

@media (min-width: 1080px) {
  .dashboard-grid {
    grid-template-columns: 1.05fr 0.95fr;
  }

  .console-card--events,
  .console-card--btc {
    min-height: 100%;
  }
}

@media (max-width: 480px) {
  .metric-grid {
    grid-template-columns: 1fr;
  }

  .card-head {
    flex-direction: column;
  }
}