* {
  box-sizing: border-box;
}

:root {
  color-scheme: light;
  --bg-base: #eaeff5;
  --bg-panel: #ffffff;
  --bg-panel-2: #f8fafc;
  --bg-soft: #ebf8ff;
  --line: #cbd5e0;
  --line-strong: #94a3b8;
  --text: #1a202c;
  --muted: #4a5568;
  --muted-soft: #64748b;
  --accent: #3182ce;
  --accent-strong: #2c5282;
  --accent-soft: #d9ebfb;
  --accent-wash: rgba(49, 130, 206, 0.12);
  --success: #38a169;
  --warn: #dd6b20;
  --danger: #e53e3e;
  --shadow: 0 14px 36px rgba(15, 23, 42, 0.08);
}

html,
body {
  margin: 0;
  min-height: 100%;
  background:
    radial-gradient(circle at top left, rgba(66, 153, 225, 0.12), transparent 26%),
    linear-gradient(180deg, #f3f7fb 0%, var(--bg-base) 100%);
  color: var(--text);
  font-family: "Inter", "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(148, 163, 184, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, 0.08) 1px, transparent 1px);
  background-size: 36px 36px;
  pointer-events: none;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.45), transparent 88%);
}

button,
.status-pill,
.panel-note,
.eyebrow,
.panel-kicker,
.range-button,
.meta-strip dt,
.meta-strip dd,
.kpi-label,
.kpi-note,
.health-label,
.health-note,
.mini-label,
.list-count,
.load-copy,
.health-row,
.chart-axis-label,
.chart-value-label {
  font-family: "Share Tech Mono", "JetBrains Mono", monospace;
}

.shell {
  position: relative;
  z-index: 1;
  width: min(1520px, calc(100% - 20px));
  margin: 0 auto;
  padding: 12px 0 24px;
}

.panel {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: linear-gradient(180deg, var(--bg-panel), var(--bg-panel-2));
  box-shadow: var(--shadow);
}

.panel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), rgba(49, 130, 206, 0));
  opacity: 0.9;
}

.panel::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.28), transparent 24%);
  pointer-events: none;
}

.topbar {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(460px, 0.9fr);
  gap: 16px;
  padding: 14px 16px;
  margin-bottom: 10px;
}

.eyebrow,
.panel-kicker {
  margin: 0 0 6px;
  color: var(--accent);
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

.topbar h1,
.panel h2 {
  margin: 0;
  letter-spacing: -0.04em;
}

.topbar h1 {
  font-size: clamp(1.7rem, 2.4vw, 2.5rem);
  line-height: 1;
}

.lede {
  margin: 8px 0 0;
  max-width: 56ch;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.38;
}

.topbar-side {
  display: grid;
  gap: 10px;
  align-content: start;
}

.status-line {
  display: flex;
  gap: 8px;
  align-items: center;
}

.status-pill,
.refresh-button,
.range-button {
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.92);
  color: var(--text);
  font-size: 0.76rem;
}

.status-pill,
.refresh-button {
  padding: 8px 12px;
}

.status-pill[data-tone="live"] {
  color: var(--success);
  border-color: rgba(56, 161, 105, 0.35);
  background: rgba(56, 161, 105, 0.08);
}

.status-pill[data-tone="warn"] {
  color: var(--warn);
  border-color: rgba(221, 107, 32, 0.35);
  background: rgba(221, 107, 32, 0.08);
}

.status-pill[data-tone="error"] {
  color: var(--danger);
  border-color: rgba(229, 62, 62, 0.35);
  background: rgba(229, 62, 62, 0.08);
}

.refresh-button,
.range-button {
  cursor: pointer;
  transition: background 140ms ease, border-color 140ms ease, transform 140ms ease, color 140ms ease;
}

.refresh-button:hover,
.range-button:hover {
  background: var(--bg-soft);
  border-color: rgba(49, 130, 206, 0.4);
  color: var(--accent-strong);
}

.refresh-button:hover {
  transform: translateY(-1px);
}

.range-control {
  display: inline-flex;
  gap: 6px;
  flex-wrap: wrap;
}

.range-button {
  padding: 7px 12px;
}

.range-button.is-active {
  background: var(--accent);
  border-color: var(--accent);
  color: #ffffff;
}

.meta-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin: 0;
}

.meta-strip div {
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(248, 250, 252, 0.92);
}

.meta-strip dt {
  margin: 0 0 4px;
  color: var(--muted-soft);
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.meta-strip dd {
  margin: 0;
  font-size: 0.84rem;
}

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 10px;
}

.kpi-card {
  padding: 12px;
  min-height: 96px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.kpi-label,
.mini-label,
.health-label {
  color: var(--muted-soft);
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.kpi-value,
.health-value,
.audience-metrics strong {
  font-size: clamp(1.32rem, 1.8vw, 2rem);
  line-height: 1;
  letter-spacing: -0.05em;
}

.kpi-value-text {
  font-size: 0.96rem;
  line-height: 1.15;
}

.kpi-note,
.health-note,
.panel-note,
.load-copy,
.list-count {
  color: var(--muted);
  font-size: 0.7rem;
}

.main-grid {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(320px, 0.9fr);
  gap: 10px;
  margin-bottom: 10px;
}

.trend-panel,
.health-panel,
.audience-panel,
.list-panel {
  padding: 12px;
}

.panel-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 8px;
  margin-bottom: 10px;
}

.panel-header.compact {
  margin-bottom: 8px;
}

.panel h2 {
  font-size: clamp(0.98rem, 1.3vw, 1.2rem);
}

.trend-chart-wrap {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: linear-gradient(180deg, #ffffff, #f8fbff);
  padding: 6px;
}

.trend-chart {
  width: 100%;
  height: 220px;
  display: block;
}

.chart-grid-line {
  stroke: rgba(100, 116, 139, 0.18);
  stroke-width: 1;
}

.chart-axis-label,
.chart-value-label {
  fill: var(--muted-soft);
  font-size: 10px;
}

.chart-area {
  fill: url(#areaFill);
}

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

.chart-baseline {
  fill: none;
  stroke: rgba(221, 107, 32, 0.82);
  stroke-width: 1.75;
  stroke-dasharray: 5 5;
}

.chart-last-dot {
  fill: var(--accent);
  stroke: #ffffff;
  stroke-width: 3;
}

.health-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 10px;
}

.health-tile,
.list-item,
.bar-item {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.9);
}

.health-tile {
  padding: 10px;
  min-height: 90px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.health-value {
  font-size: 1rem;
}

.load-block {
  border-top: 1px solid var(--line);
  padding-top: 10px;
}

.health-row,
.list-row,
.bar-head {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  align-items: baseline;
}

.health-row {
  color: var(--muted);
  font-size: 0.74rem;
  margin-bottom: 7px;
}

.meter-track,
.list-bar,
.bar-track {
  height: 8px;
  border-radius: 999px;
  overflow: hidden;
  border: 1px solid rgba(148, 163, 184, 0.18);
  background: rgba(226, 232, 240, 0.75);
}

.meter-fill,
.list-bar span,
.bar-fill {
  display: block;
  height: 100%;
  border-radius: inherit;
}

.meter-fill {
  width: 0;
  background: linear-gradient(90deg, var(--success), #f6ad55, var(--danger));
  transition: width 180ms ease;
}

.analytics-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.94fr) minmax(0, 0.94fr);
  gap: 10px;
}

.audience-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 10px;
}

.audience-metrics div {
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(248, 250, 252, 0.92);
}

.audience-metrics strong {
  display: block;
  margin-top: 5px;
  font-size: 1.28rem;
}

.comparison-bars,
.list {
  display: grid;
  gap: 7px;
}

.bar-item,
.list-item {
  padding: 10px 12px;
}

.bar-label,
.list-name {
  font-weight: 600;
}

.bar-track,
.list-bar {
  margin-top: 7px;
}

.bar-fill,
.list-bar span {
  background: linear-gradient(90deg, var(--accent), #63b3ed);
}

@media (max-width: 1250px) {
  .topbar,
  .main-grid,
  .analytics-grid {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 760px) {
  .shell {
    width: min(100% - 14px, 1520px);
    padding-top: 10px;
  }

  .topbar,
  .trend-panel,
  .health-panel,
  .audience-panel,
  .list-panel,
  .kpi-card {
    padding: 12px;
  }

  .status-line,
  .meta-strip,
  .kpi-grid,
  .health-grid,
  .audience-metrics {
    grid-template-columns: 1fr;
  }

  .status-line {
    display: grid;
  }

  .refresh-button,
  .status-pill {
    width: 100%;
    text-align: center;
  }
}