:root {
  color-scheme: light;
  --bg: #f5f7f8;
  --panel: #ffffff;
  --line: #d9e0e4;
  --text: #172026;
  --muted: #5c6870;
  --accent: #167c80;
  --accent-strong: #0f5f62;
  --good: #137a3f;
  --warn: #9a6500;
  --bad: #a33b32;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 22px 28px;
  border-bottom: 1px solid var(--line);
  background: #ffffff;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: 24px;
  font-weight: 700;
}

h2 {
  font-size: 16px;
  font-weight: 700;
}

#subtitle,
.panel-title span,
.muted {
  color: var(--muted);
}

main {
  max-width: 1360px;
  margin: 0 auto;
  padding: 22px 28px 40px;
}

button,
select,
input {
  height: 36px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #ffffff;
  color: var(--text);
  font: inherit;
}

button {
  padding: 0 14px;
  background: var(--accent);
  border-color: var(--accent);
  color: #ffffff;
  cursor: pointer;
}

button:disabled {
  background: #8aa5a7;
  border-color: #8aa5a7;
  cursor: wait;
}

select,
input {
  min-width: 150px;
  padding: 0 10px;
}

input {
  width: 120px;
  min-width: 120px;
}

.actions,
.toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
}

.toolbar {
  justify-content: space-between;
  margin: 18px 0;
  align-items: flex-start;
}

.toolbar label {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
}

.field-label {
  color: var(--muted);
  font-size: 14px;
  white-space: nowrap;
}

.city-picker {
  display: grid;
  grid-template-columns: auto minmax(260px, 420px);
  align-items: start;
  gap: 8px;
}

.city-checkboxes {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px 10px;
  max-height: 180px;
  overflow: auto;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #ffffff;
}

.city-option {
  display: flex;
  align-items: center;
  gap: 7px;
  min-width: 0;
  color: var(--text);
  font-size: 14px;
}

.city-option input {
  width: 16px;
  min-width: 16px;
  height: 16px;
}

.city-option span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.selected-strip {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin: -6px 0 18px;
}

.selected-cities {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  min-height: 26px;
}

.city-chip {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 2px 8px;
  border-radius: 999px;
  background: #edf2f3;
  color: var(--text);
  font-size: 12px;
  font-weight: 600;
}

.summary {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.metric,
.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.metric {
  padding: 14px;
}

.metric .label {
  color: var(--muted);
  font-size: 13px;
}

.metric .value {
  margin-top: 6px;
  font-size: 24px;
  font-weight: 700;
}

.grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 16px;
  margin-bottom: 16px;
}

.top-ranked {
  margin-top: 16px;
}

.rank-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.panel {
  padding: 16px;
}

.panel-title {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.bins {
  display: grid;
  gap: 10px;
}

.forecast-summary {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.forecast-card {
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 10px;
  background: #fbfcfc;
}

.forecast-card.missing {
  background: #f8fafb;
}

.forecast-card .title {
  font-weight: 700;
  margin-bottom: 4px;
}

.forecast-peak {
  margin-top: 8px;
  font-size: 18px;
  font-weight: 700;
}

.forecast-peak span {
  color: var(--accent-strong);
  font-size: 14px;
  margin-left: 6px;
}

.bin-row {
  display: grid;
  grid-template-columns: 92px 1fr 64px;
  align-items: center;
  gap: 10px;
  font-size: 14px;
}

.bar {
  height: 10px;
  background: #e8eef0;
  border-radius: 999px;
  overflow: hidden;
}

.bar span {
  display: block;
  height: 100%;
  background: var(--accent);
}

.callout {
  border: 1px solid var(--line);
  border-left: 4px solid var(--accent);
  border-radius: 6px;
  padding: 12px;
  margin-bottom: 10px;
  background: #fbfcfc;
}

.callout.good {
  border-left-color: var(--good);
}

.callout.warn {
  border-left-color: var(--warn);
}

.callout.bad {
  border-left-color: var(--bad);
}

.callout .title {
  font-weight: 700;
  margin-bottom: 4px;
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 860px;
}

th,
td {
  border-top: 1px solid var(--line);
  padding: 10px 8px;
  text-align: left;
  vertical-align: top;
  font-size: 14px;
}

th {
  color: var(--muted);
  font-weight: 600;
}

.num {
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.tag {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 2px 8px;
  border-radius: 999px;
  background: #edf2f3;
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
}

.tag.good {
  color: var(--good);
  background: #e8f4ed;
}

.tag.warn {
  color: var(--warn);
  background: #fff4df;
}

.tag.bad {
  color: var(--bad);
  background: #fbecea;
}

@media (max-width: 820px) {
  .topbar,
  .toolbar {
    align-items: stretch;
    flex-direction: column;
  }

  .actions {
    width: 100%;
  }

  .actions select,
  .actions button,
  .toolbar input,
  .toolbar select {
    flex: 1;
    width: 100%;
  }

  .city-picker {
    grid-template-columns: 1fr;
  }

  .city-checkboxes {
    grid-template-columns: 1fr;
    max-height: 220px;
  }

  .selected-strip {
    flex-direction: column;
  }

  main {
    padding: 16px;
  }

  .summary,
  .forecast-summary,
  .rank-list,
  .grid {
    grid-template-columns: 1fr;
  }
}