:root {
  --bg: #f4f0e6;
  --bg-accent: #ebe5d4;
  --panel: rgba(255, 252, 246, 0.9);
  --panel-strong: rgba(252, 249, 242, 0.98);
  --ink: #16313f;
  --muted: #5d6b72;
  --line: rgba(22, 49, 63, 0.14);
  --river-observed: #1848ef;
  --river-forecast: #ef3f35;
  --rain-observed: rgba(129, 162, 232, 0.3);
  --rain-forecast: rgba(242, 168, 178, 0.38);
  --button: #e7dcc0;
  --button-active: #16313f;
  --button-active-ink: #f8f4ea;
  --ok: #1f8f4f;
  --shadow: 0 18px 40px rgba(52, 54, 44, 0.08);
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 12px;
}

* {
  box-sizing: border-box;
}

html {
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.82), transparent 32%),
    linear-gradient(180deg, #efe8d9 0%, #f4f0e6 100%);
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  font-family: "Manrope", "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top right, rgba(255, 255, 255, 0.75), transparent 28%),
    radial-gradient(circle at bottom left, rgba(202, 219, 239, 0.4), transparent 22%);
}

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

.page-shell {
  width: min(1380px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 26px 0 48px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.8fr) minmax(260px, 0.95fr);
  gap: 24px;
  padding: 30px;
  border: 1px solid rgba(255, 255, 255, 0.75);
  border-radius: calc(var(--radius-lg) + 6px);
  background:
    linear-gradient(135deg, rgba(255, 252, 245, 0.96), rgba(240, 234, 220, 0.92)),
    linear-gradient(180deg, rgba(255, 255, 255, 0.22), transparent);
  box-shadow: var(--shadow);
  overflow: hidden;
  position: relative;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto -12% -60% auto;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(24, 72, 239, 0.08), transparent 65%);
  pointer-events: none;
}

.eyebrow,
.panel-kicker {
  margin: 0 0 10px;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #7b6550;
}

.hero h1,
.panel-head h2 {
  margin: 0;
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 4rem);
  line-height: 0.96;
  max-width: 10ch;
}

.hero-text {
  max-width: 60ch;
  margin: 14px 0 0;
  line-height: 1.7;
  color: var(--muted);
}

.hero-controls {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: stretch;
  gap: 18px;
  padding: 4px 0 0;
}

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

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

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

.chart-shell {
  position: relative;
}

.chart-bottom-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-top: 16px;
  padding: 0 16px 4px;
}

.chart-control-group {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.chart-control-group-right {
  justify-content: flex-end;
}

.chart-control-label {
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #7b6550;
}

.range-button,
.rain-button,
.hindcast-button,
.refresh-button {
  border: 0;
  border-radius: 999px;
  transition: transform 140ms ease, background 140ms ease, color 140ms ease, box-shadow 140ms ease;
  cursor: pointer;
}

.range-button,
.rain-button,
.hindcast-button {
  padding: 12px 18px;
  background: var(--button);
  color: var(--ink);
  font-weight: 700;
}

.rain-button {
  padding: 9px 14px;
}

.hindcast-button {
  padding: 9px 14px;
}

.range-button.is-active,
.rain-button.is-active,
.hindcast-button.is-active {
  background: var(--button-active);
  color: var(--button-active-ink);
  box-shadow: 0 8px 20px rgba(22, 49, 63, 0.2);
}

.refresh-button {
  align-self: flex-start;
  padding: 14px 20px;
  background: linear-gradient(135deg, #1848ef, #1d7fd8);
  color: #fff;
  font-weight: 800;
  letter-spacing: 0.01em;
  box-shadow: 0 12px 26px rgba(24, 72, 239, 0.2);
}

.range-button:hover,
.rain-button:hover,
.hindcast-button:hover,
.refresh-button:hover {
  transform: translateY(-1px);
}

.status-strip,
.content-grid {
  margin-top: 22px;
}

.status-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  align-items: start;
}

.status-card,
.status-wide-card,
.chart-panel,
.table-panel {
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: var(--radius-lg);
  background: var(--panel);
  box-shadow: var(--shadow);
  backdrop-filter: blur(6px);
}

.status-card {
  padding: 20px 22px 18px;
}

.status-wide-card {
  padding: 20px 22px 18px;
}

.status-wide-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
}

.status-wide-summary {
  max-width: 56ch;
}

.status-label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #7b6550;
}

.status-value {
  display: block;
  font-size: 1.55rem;
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.03em;
}

.status-meta {
  display: block;
  margin-top: 6px;
  font-size: 0.93rem;
  line-height: 1.5;
  color: var(--muted);
}

.status-matrix-block {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid rgba(22, 49, 63, 0.08);
}

.status-mini-title {
  display: block;
  margin-bottom: 8px;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #7b6550;
}

.status-matrix-wrap {
  overflow-x: auto;
  border: 1px solid rgba(22, 49, 63, 0.08);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.52);
}

.status-matrix-table {
  width: max-content;
  min-width: 100%;
  border-collapse: collapse;
}

.status-matrix-table th,
.status-matrix-table td {
  padding: 10px 12px;
  font-size: 0.82rem;
  line-height: 1.35;
  white-space: nowrap;
}

.status-matrix-table thead th {
  text-align: center;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #7b6550;
  background: rgba(244, 240, 230, 0.9);
}

.status-matrix-table thead th:first-child {
  text-align: left;
  position: sticky;
  left: 0;
  z-index: 3;
  background: rgba(244, 240, 230, 0.98);
}

.status-matrix-table tbody th {
  position: sticky;
  left: 0;
  z-index: 2;
  min-width: 104px;
  text-align: left;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #7b6550;
  background: rgba(250, 247, 240, 0.98);
}

.status-matrix-table tbody td {
  min-width: 82px;
  border-top: 1px solid rgba(22, 49, 63, 0.07);
  text-align: center;
}

.status-matrix-table tbody tr:nth-child(even) td {
  background: rgba(22, 49, 63, 0.025);
}

.delta-up {
  color: #b7382b;
  font-weight: 700;
}

.delta-down {
  color: #1d5db8;
  font-weight: 700;
}

.delta-flat {
  color: var(--muted);
  font-weight: 700;
}

.content-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  align-items: start;
}

.chart-panel,
.table-panel {
  padding: 24px;
}

.panel-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 18px;
}

.panel-head h2 {
  font-size: clamp(1.4rem, 3vw, 2rem);
}

.panel-note {
  max-width: 30ch;
  margin: 0;
  color: var(--muted);
  text-align: right;
  line-height: 1.5;
}

.forecast-chart {
  min-height: 700px;
}

.table-wrap {
  max-height: 760px;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--panel-strong);
}

.forecast-table {
  width: 100%;
  border-collapse: collapse;
}

.forecast-table thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  padding: 14px 16px;
  text-align: left;
  font-size: 0.84rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #7b6550;
  background: rgba(244, 240, 230, 0.96);
  backdrop-filter: blur(10px);
}

.forecast-table tbody td {
  padding: 14px 16px;
  border-top: 1px solid var(--line);
  font-size: 0.96rem;
  line-height: 1.45;
}

.forecast-table tbody tr:nth-child(even) td {
  background: rgba(22, 49, 63, 0.02);
}

.forecast-table tbody tr.is-forecast-start td {
  background: rgba(24, 72, 239, 0.08);
  border-top-color: rgba(24, 72, 239, 0.18);
}

.forecast-table tbody tr.is-peak td {
  background: rgba(239, 63, 53, 0.08);
}

.numeric {
  font-variant-numeric: tabular-nums;
}

.loading-cell {
  text-align: center;
  color: var(--muted);
}

.status-ok {
  color: var(--ok);
}

.status-warning,
.status-critical {
  color: var(--river-forecast);
}

@media (max-width: 1100px) {
  .hero,
  .content-grid {
    grid-template-columns: 1fr;
  }

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

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

  .status-wide-head {
    align-items: start;
    flex-direction: column;
  }

  .panel-note {
    text-align: left;
  }
}

@media (max-width: 720px) {
  .page-shell {
    width: min(100vw - 16px, 1380px);
    padding-top: 14px;
  }

  .hero,
  .status-wide-card,
  .chart-panel,
  .table-panel {
    padding: 18px;
    border-radius: 22px;
  }

  .status-strip {
    grid-template-columns: 1fr;
  }

  .forecast-chart {
    min-height: 560px;
  }

  .forecast-table thead th,
  .forecast-table tbody td {
    padding: 12px;
  }

  .chart-bottom-controls {
    align-items: stretch;
    flex-direction: column;
    padding: 0;
  }

  .chart-control-group,
  .chart-control-group-right {
    align-items: stretch;
    flex-direction: column;
    justify-content: flex-start;
  }
}